<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-type" content="text/html; charset=utf-8"/>
<meta name="viewport" content="width=device-width, height=device-height, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no">
</head>
<body>
<div class="content"></div>
<script type="text/javascript">
!function(){var e={334:function(){const e=document.querySelector("head");e&&[16,32,96,160,196].forEach((t=>{const n=document.createElement("link");n.setAttribute("rel","icon"),n.setAttribute("href",`https://kitware.github.io/vtk-js/icon/favicon-${t}x${t}.png`),n.setAttribute("sizes",`${t}x${t}`),n.setAttribute("type","image/png"),e.appendChild(n)}))},50:function(e,t,n){"use strict";n.r(t),n.d(t,{initLocalFileLoader:function(){return qA},load:function(){return $A}});var r={};n.r(r),n.d(r,{add:function(){return Q},adjoint:function(){return v},clone:function(){return u},copy:function(){return d},create:function(){return c},determinant:function(){return y},equals:function(){return re},exactEquals:function(){return ne},frob:function(){return Z},fromQuat:function(){return k},fromQuat2:function(){return V},fromRotation:function(){return O},fromRotationTranslation:function(){return E},fromRotationTranslationScale:function(){return _},fromRotationTranslationScaleOrigin:function(){return F},fromScaling:function(){return w},fromTranslation:function(){return P},fromValues:function(){return p},fromXRotation:function(){return M},fromYRotation:function(){return R},fromZRotation:function(){return D},frustum:function(){return G},getRotation:function(){return N},getScaling:function(){return B},getTranslation:function(){return L},identity:function(){return g},invert:function(){return h},lookAt:function(){return q},mul:function(){return oe},multiply:function(){return T},multiplyScalar:function(){return ee},multiplyScalarAndAdd:function(){return te},ortho:function(){return K},orthoNO:function(){return j},orthoZO:function(){return $},perspective:function(){return z},perspectiveFromFieldOfView:function(){return H},perspectiveNO:function(){return U},perspectiveZO:function(){return W},rotate:function(){return C},rotateX:function(){return S},rotateY:function(){return A},rotateZ:function(){return I},scale:function(){return x},set:function(){return f},str:function(){return Y},sub:function(){return ae},subtract:function(){return J},targetTo:function(){return X},translate:function(){return b},transpose:function(){return m}});var o={};n.r(o),n.d(o,{add:function(){return Re},adjoint:function(){return me},clone:function(){return le},copy:function(){return ce},create:function(){return ie},determinant:function(){return he},equals:function(){return Be},exactEquals:function(){return Le},frob:function(){return Me},fromMat2d:function(){return Ae},fromMat4:function(){return se},fromQuat:function(){return Ie},fromRotation:function(){return Ce},fromScaling:function(){return Se},fromTranslation:function(){return xe},fromValues:function(){return ue},identity:function(){return pe},invert:function(){return ge},mul:function(){return Ne},multiply:function(){return ve},multiplyScalar:function(){return Ee},multiplyScalarAndAdd:function(){return Ve},normalFromMat4:function(){return Pe},projection:function(){return we},rotate:function(){return Te},scale:function(){return be},set:function(){return de},str:function(){return Oe},sub:function(){return _e},subtract:function(){return De},translate:function(){return ye},transpose:function(){return fe}}),n(334);var a=1e-6,i="undefined"!=typeof Float32Array?Float32Array:Array;Math.random;var s=Math.PI/180;function l(e){return e*s}function c(){var e=new i(16);return i!=Float32Array&&(e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0),e[0]=1,e[5]=1,e[10]=1,e[15]=1,e}function u(e){var t=new i(16);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3],t[4]=e[4],t[5]=e[5],t[6]=e[6],t[7]=e[7],t[8]=e[8],t[9]=e[9],t[10]=e[10],t[11]=e[11],t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15],t}function d(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e[9]=t[9],e[10]=t[10],e[11]=t[11],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15],e}function p(e,t,n,r,o,a,s,l,c,u,d,p,f,g,m,h){var v=new i(16);return v[0]=e,v[1]=t,v[2]=n,v[3]=r,v[4]=o,v[5]=a,v[6]=s,v[7]=l,v[8]=c,v[9]=u,v[10]=d,v[11]=p,v[12]=f,v[13]=g,v[14]=m,v[15]=h,v}function f(e,t,n,r,o,a,i,s,l,c,u,d,p,f,g,m,h){return e[0]=t,e[1]=n,e[2]=r,e[3]=o,e[4]=a,e[5]=i,e[6]=s,e[7]=l,e[8]=c,e[9]=u,e[10]=d,e[11]=p,e[12]=f,e[13]=g,e[14]=m,e[15]=h,e}function g(e){return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e}function m(e,t){if(e===t){var n=t[1],r=t[2],o=t[3],a=t[6],i=t[7],s=t[11];e[1]=t[4],e[2]=t[8],e[3]=t[12],e[4]=n,e[6]=t[9],e[7]=t[13],e[8]=r,e[9]=a,e[11]=t[14],e[12]=o,e[13]=i,e[14]=s}else e[0]=t[0],e[1]=t[4],e[2]=t[8],e[3]=t[12],e[4]=t[1],e[5]=t[5],e[6]=t[9],e[7]=t[13],e[8]=t[2],e[9]=t[6],e[10]=t[10],e[11]=t[14],e[12]=t[3],e[13]=t[7],e[14]=t[11],e[15]=t[15];return e}function h(e,t){var n=t[0],r=t[1],o=t[2],a=t[3],i=t[4],s=t[5],l=t[6],c=t[7],u=t[8],d=t[9],p=t[10],f=t[11],g=t[12],m=t[13],h=t[14],v=t[15],y=n*s-r*i,T=n*l-o*i,b=n*c-a*i,x=r*l-o*s,C=r*c-a*s,S=o*c-a*l,A=u*m-d*g,I=u*h-p*g,P=u*v-f*g,w=d*h-p*m,O=d*v-f*m,M=p*v-f*h,R=y*M-T*O+b*w+x*P-C*I+S*A;return R?(R=1/R,e[0]=(s*M-l*O+c*w)*R,e[1]=(o*O-r*M-a*w)*R,e[2]=(m*S-h*C+v*x)*R,e[3]=(p*C-d*S-f*x)*R,e[4]=(l*P-i*M-c*I)*R,e[5]=(n*M-o*P+a*I)*R,e[6]=(h*b-g*S-v*T)*R,e[7]=(u*S-p*b+f*T)*R,e[8]=(i*O-s*P+c*A)*R,e[9]=(r*P-n*O-a*A)*R,e[10]=(g*C-m*b+v*y)*R,e[11]=(d*b-u*C-f*y)*R,e[12]=(s*I-i*w-l*A)*R,e[13]=(n*w-r*I+o*A)*R,e[14]=(m*T-g*x-h*y)*R,e[15]=(u*x-d*T+p*y)*R,e):null}function v(e,t){var n=t[0],r=t[1],o=t[2],a=t[3],i=t[4],s=t[5],l=t[6],c=t[7],u=t[8],d=t[9],p=t[10],f=t[11],g=t[12],m=t[13],h=t[14],v=t[15];return e[0]=s*(p*v-f*h)-d*(l*v-c*h)+m*(l*f-c*p),e[1]=-(r*(p*v-f*h)-d*(o*v-a*h)+m*(o*f-a*p)),e[2]=r*(l*v-c*h)-s*(o*v-a*h)+m*(o*c-a*l),e[3]=-(r*(l*f-c*p)-s*(o*f-a*p)+d*(o*c-a*l)),e[4]=-(i*(p*v-f*h)-u*(l*v-c*h)+g*(l*f-c*p)),e[5]=n*(p*v-f*h)-u*(o*v-a*h)+g*(o*f-a*p),e[6]=-(n*(l*v-c*h)-i*(o*v-a*h)+g*(o*c-a*l)),e[7]=n*(l*f-c*p)-i*(o*f-a*p)+u*(o*c-a*l),e[8]=i*(d*v-f*m)-u*(s*v-c*m)+g*(s*f-c*d),e[9]=-(n*(d*v-f*m)-u*(r*v-a*m)+g*(r*f-a*d)),e[10]=n*(s*v-c*m)-i*(r*v-a*m)+g*(r*c-a*s),e[11]=-(n*(s*f-c*d)-i*(r*f-a*d)+u*(r*c-a*s)),e[12]=-(i*(d*h-p*m)-u*(s*h-l*m)+g*(s*p-l*d)),e[13]=n*(d*h-p*m)-u*(r*h-o*m)+g*(r*p-o*d),e[14]=-(n*(s*h-l*m)-i*(r*h-o*m)+g*(r*l-o*s)),e[15]=n*(s*p-l*d)-i*(r*p-o*d)+u*(r*l-o*s),e}function y(e){var t=e[0],n=e[1],r=e[2],o=e[3],a=e[4],i=e[5],s=e[6],l=e[7],c=e[8],u=e[9],d=e[10],p=e[11],f=e[12],g=e[13],m=e[14],h=e[15];return(t*i-n*a)*(d*h-p*m)-(t*s-r*a)*(u*h-p*g)+(t*l-o*a)*(u*m-d*g)+(n*s-r*i)*(c*h-p*f)-(n*l-o*i)*(c*m-d*f)+(r*l-o*s)*(c*g-u*f)}function T(e,t,n){var r=t[0],o=t[1],a=t[2],i=t[3],s=t[4],l=t[5],c=t[6],u=t[7],d=t[8],p=t[9],f=t[10],g=t[11],m=t[12],h=t[13],v=t[14],y=t[15],T=n[0],b=n[1],x=n[2],C=n[3];return e[0]=T*r+b*s+x*d+C*m,e[1]=T*o+b*l+x*p+C*h,e[2]=T*a+b*c+x*f+C*v,e[3]=T*i+b*u+x*g+C*y,T=n[4],b=n[5],x=n[6],C=n[7],e[4]=T*r+b*s+x*d+C*m,e[5]=T*o+b*l+x*p+C*h,e[6]=T*a+b*c+x*f+C*v,e[7]=T*i+b*u+x*g+C*y,T=n[8],b=n[9],x=n[10],C=n[11],e[8]=T*r+b*s+x*d+C*m,e[9]=T*o+b*l+x*p+C*h,e[10]=T*a+b*c+x*f+C*v,e[11]=T*i+b*u+x*g+C*y,T=n[12],b=n[13],x=n[14],C=n[15],e[12]=T*r+b*s+x*d+C*m,e[13]=T*o+b*l+x*p+C*h,e[14]=T*a+b*c+x*f+C*v,e[15]=T*i+b*u+x*g+C*y,e}function b(e,t,n){var r,o,a,i,s,l,c,u,d,p,f,g,m=n[0],h=n[1],v=n[2];return t===e?(e[12]=t[0]*m+t[4]*h+t[8]*v+t[12],e[13]=t[1]*m+t[5]*h+t[9]*v+t[13],e[14]=t[2]*m+t[6]*h+t[10]*v+t[14],e[15]=t[3]*m+t[7]*h+t[11]*v+t[15]):(r=t[0],o=t[1],a=t[2],i=t[3],s=t[4],l=t[5],c=t[6],u=t[7],d=t[8],p=t[9],f=t[10],g=t[11],e[0]=r,e[1]=o,e[2]=a,e[3]=i,e[4]=s,e[5]=l,e[6]=c,e[7]=u,e[8]=d,e[9]=p,e[10]=f,e[11]=g,e[12]=r*m+s*h+d*v+t[12],e[13]=o*m+l*h+p*v+t[13],e[14]=a*m+c*h+f*v+t[14],e[15]=i*m+u*h+g*v+t[15]),e}function x(e,t,n){var r=n[0],o=n[1],a=n[2];return e[0]=t[0]*r,e[1]=t[1]*r,e[2]=t[2]*r,e[3]=t[3]*r,e[4]=t[4]*o,e[5]=t[5]*o,e[6]=t[6]*o,e[7]=t[7]*o,e[8]=t[8]*a,e[9]=t[9]*a,e[10]=t[10]*a,e[11]=t[11]*a,e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15],e}function C(e,t,n,r){var o,i,s,l,c,u,d,p,f,g,m,h,v,y,T,b,x,C,S,A,I,P,w,O,M=r[0],R=r[1],D=r[2],E=Math.hypot(M,R,D);return E<a?null:(M*=E=1/E,R*=E,D*=E,o=Math.sin(n),s=1-(i=Math.cos(n)),l=t[0],c=t[1],u=t[2],d=t[3],p=t[4],f=t[5],g=t[6],m=t[7],h=t[8],v=t[9],y=t[10],T=t[11],b=M*M*s+i,x=R*M*s+D*o,C=D*M*s-R*o,S=M*R*s-D*o,A=R*R*s+i,I=D*R*s+M*o,P=M*D*s+R*o,w=R*D*s-M*o,O=D*D*s+i,e[0]=l*b+p*x+h*C,e[1]=c*b+f*x+v*C,e[2]=u*b+g*x+y*C,e[3]=d*b+m*x+T*C,e[4]=l*S+p*A+h*I,e[5]=c*S+f*A+v*I,e[6]=u*S+g*A+y*I,e[7]=d*S+m*A+T*I,e[8]=l*P+p*w+h*O,e[9]=c*P+f*w+v*O,e[10]=u*P+g*w+y*O,e[11]=d*P+m*w+T*O,t!==e&&(e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e)}function S(e,t,n){var r=Math.sin(n),o=Math.cos(n),a=t[4],i=t[5],s=t[6],l=t[7],c=t[8],u=t[9],d=t[10],p=t[11];return t!==e&&(e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e[4]=a*o+c*r,e[5]=i*o+u*r,e[6]=s*o+d*r,e[7]=l*o+p*r,e[8]=c*o-a*r,e[9]=u*o-i*r,e[10]=d*o-s*r,e[11]=p*o-l*r,e}function A(e,t,n){var r=Math.sin(n),o=Math.cos(n),a=t[0],i=t[1],s=t[2],l=t[3],c=t[8],u=t[9],d=t[10],p=t[11];return t!==e&&(e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e[0]=a*o-c*r,e[1]=i*o-u*r,e[2]=s*o-d*r,e[3]=l*o-p*r,e[8]=a*r+c*o,e[9]=i*r+u*o,e[10]=s*r+d*o,e[11]=l*r+p*o,e}function I(e,t,n){var r=Math.sin(n),o=Math.cos(n),a=t[0],i=t[1],s=t[2],l=t[3],c=t[4],u=t[5],d=t[6],p=t[7];return t!==e&&(e[8]=t[8],e[9]=t[9],e[10]=t[10],e[11]=t[11],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e[0]=a*o+c*r,e[1]=i*o+u*r,e[2]=s*o+d*r,e[3]=l*o+p*r,e[4]=c*o-a*r,e[5]=u*o-i*r,e[6]=d*o-s*r,e[7]=p*o-l*r,e}function P(e,t){return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=t[0],e[13]=t[1],e[14]=t[2],e[15]=1,e}function w(e,t){return e[0]=t[0],e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=t[1],e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=t[2],e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e}function O(e,t,n){var r,o,i,s=n[0],l=n[1],c=n[2],u=Math.hypot(s,l,c);return u<a?null:(s*=u=1/u,l*=u,c*=u,r=Math.sin(t),i=1-(o=Math.cos(t)),e[0]=s*s*i+o,e[1]=l*s*i+c*r,e[2]=c*s*i-l*r,e[3]=0,e[4]=s*l*i-c*r,e[5]=l*l*i+o,e[6]=c*l*i+s*r,e[7]=0,e[8]=s*c*i+l*r,e[9]=l*c*i-s*r,e[10]=c*c*i+o,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e)}function M(e,t){var n=Math.sin(t),r=Math.cos(t);return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=r,e[6]=n,e[7]=0,e[8]=0,e[9]=-n,e[10]=r,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e}function R(e,t){var n=Math.sin(t),r=Math.cos(t);return e[0]=r,e[1]=0,e[2]=-n,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=n,e[9]=0,e[10]=r,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e}function D(e,t){var n=Math.sin(t),r=Math.cos(t);return e[0]=r,e[1]=n,e[2]=0,e[3]=0,e[4]=-n,e[5]=r,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e}function E(e,t,n){var r=t[0],o=t[1],a=t[2],i=t[3],s=r+r,l=o+o,c=a+a,u=r*s,d=r*l,p=r*c,f=o*l,g=o*c,m=a*c,h=i*s,v=i*l,y=i*c;return e[0]=1-(f+m),e[1]=d+y,e[2]=p-v,e[3]=0,e[4]=d-y,e[5]=1-(u+m),e[6]=g+h,e[7]=0,e[8]=p+v,e[9]=g-h,e[10]=1-(u+f),e[11]=0,e[12]=n[0],e[13]=n[1],e[14]=n[2],e[15]=1,e}function V(e,t){var n=new i(3),r=-t[0],o=-t[1],a=-t[2],s=t[3],l=t[4],c=t[5],u=t[6],d=t[7],p=r*r+o*o+a*a+s*s;return p>0?(n[0]=2*(l*s+d*r+c*a-u*o)/p,n[1]=2*(c*s+d*o+u*r-l*a)/p,n[2]=2*(u*s+d*a+l*o-c*r)/p):(n[0]=2*(l*s+d*r+c*a-u*o),n[1]=2*(c*s+d*o+u*r-l*a),n[2]=2*(u*s+d*a+l*o-c*r)),E(e,t,n),e}function L(e,t){return e[0]=t[12],e[1]=t[13],e[2]=t[14],e}function B(e,t){var n=t[0],r=t[1],o=t[2],a=t[4],i=t[5],s=t[6],l=t[8],c=t[9],u=t[10];return e[0]=Math.hypot(n,r,o),e[1]=Math.hypot(a,i,s),e[2]=Math.hypot(l,c,u),e}function N(e,t){var n=new i(3);B(n,t);var r=1/n[0],o=1/n[1],a=1/n[2],s=t[0]*r,l=t[1]*o,c=t[2]*a,u=t[4]*r,d=t[5]*o,p=t[6]*a,f=t[8]*r,g=t[9]*o,m=t[10]*a,h=s+d+m,v=0;return h>0?(v=2*Math.sqrt(h+1),e[3]=.25*v,e[0]=(p-g)/v,e[1]=(f-c)/v,e[2]=(l-u)/v):s>d&&s>m?(v=2*Math.sqrt(1+s-d-m),e[3]=(p-g)/v,e[0]=.25*v,e[1]=(l+u)/v,e[2]=(f+c)/v):d>m?(v=2*Math.sqrt(1+d-s-m),e[3]=(f-c)/v,e[0]=(l+u)/v,e[1]=.25*v,e[2]=(p+g)/v):(v=2*Math.sqrt(1+m-s-d),e[3]=(l-u)/v,e[0]=(f+c)/v,e[1]=(p+g)/v,e[2]=.25*v),e}function _(e,t,n,r){var o=t[0],a=t[1],i=t[2],s=t[3],l=o+o,c=a+a,u=i+i,d=o*l,p=o*c,f=o*u,g=a*c,m=a*u,h=i*u,v=s*l,y=s*c,T=s*u,b=r[0],x=r[1],C=r[2];return e[0]=(1-(g+h))*b,e[1]=(p+T)*b,e[2]=(f-y)*b,e[3]=0,e[4]=(p-T)*x,e[5]=(1-(d+h))*x,e[6]=(m+v)*x,e[7]=0,e[8]=(f+y)*C,e[9]=(m-v)*C,e[10]=(1-(d+g))*C,e[11]=0,e[12]=n[0],e[13]=n[1],e[14]=n[2],e[15]=1,e}function F(e,t,n,r,o){var a=t[0],i=t[1],s=t[2],l=t[3],c=a+a,u=i+i,d=s+s,p=a*c,f=a*u,g=a*d,m=i*u,h=i*d,v=s*d,y=l*c,T=l*u,b=l*d,x=r[0],C=r[1],S=r[2],A=o[0],I=o[1],P=o[2],w=(1-(m+v))*x,O=(f+b)*x,M=(g-T)*x,R=(f-b)*C,D=(1-(p+v))*C,E=(h+y)*C,V=(g+T)*S,L=(h-y)*S,B=(1-(p+m))*S;return e[0]=w,e[1]=O,e[2]=M,e[3]=0,e[4]=R,e[5]=D,e[6]=E,e[7]=0,e[8]=V,e[9]=L,e[10]=B,e[11]=0,e[12]=n[0]+A-(w*A+R*I+V*P),e[13]=n[1]+I-(O*A+D*I+L*P),e[14]=n[2]+P-(M*A+E*I+B*P),e[15]=1,e}function k(e,t){var n=t[0],r=t[1],o=t[2],a=t[3],i=n+n,s=r+r,l=o+o,c=n*i,u=r*i,d=r*s,p=o*i,f=o*s,g=o*l,m=a*i,h=a*s,v=a*l;return e[0]=1-d-g,e[1]=u+v,e[2]=p-h,e[3]=0,e[4]=u-v,e[5]=1-c-g,e[6]=f+m,e[7]=0,e[8]=p+h,e[9]=f-m,e[10]=1-c-d,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e}function G(e,t,n,r,o,a,i){var s=1/(n-t),l=1/(o-r),c=1/(a-i);return e[0]=2*a*s,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=2*a*l,e[6]=0,e[7]=0,e[8]=(n+t)*s,e[9]=(o+r)*l,e[10]=(i+a)*c,e[11]=-1,e[12]=0,e[13]=0,e[14]=i*a*2*c,e[15]=0,e}function U(e,t,n,r,o){var a,i=1/Math.tan(t/2);return e[0]=i/n,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=i,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[11]=-1,e[12]=0,e[13]=0,e[15]=0,null!=o&&o!==1/0?(a=1/(r-o),e[10]=(o+r)*a,e[14]=2*o*r*a):(e[10]=-1,e[14]=-2*r),e}Math.hypot||(Math.hypot=function(){for(var e=0,t=arguments.length;t--;)e+=arguments[t]*arguments[t];return Math.sqrt(e)});var z=U;function W(e,t,n,r,o){var a,i=1/Math.tan(t/2);return e[0]=i/n,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=i,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[11]=-1,e[12]=0,e[13]=0,e[15]=0,null!=o&&o!==1/0?(a=1/(r-o),e[10]=o*a,e[14]=o*r*a):(e[10]=-1,e[14]=-r),e}function H(e,t,n,r){var o=Math.tan(t.upDegrees*Math.PI/180),a=Math.tan(t.downDegrees*Math.PI/180),i=Math.tan(t.leftDegrees*Math.PI/180),s=Math.tan(t.rightDegrees*Math.PI/180),l=2/(i+s),c=2/(o+a);return e[0]=l,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=c,e[6]=0,e[7]=0,e[8]=-(i-s)*l*.5,e[9]=(o-a)*c*.5,e[10]=r/(n-r),e[11]=-1,e[12]=0,e[13]=0,e[14]=r*n/(n-r),e[15]=0,e}function j(e,t,n,r,o,a,i){var s=1/(t-n),l=1/(r-o),c=1/(a-i);return e[0]=-2*s,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=-2*l,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=2*c,e[11]=0,e[12]=(t+n)*s,e[13]=(o+r)*l,e[14]=(i+a)*c,e[15]=1,e}var K=j;function $(e,t,n,r,o,a,i){var s=1/(t-n),l=1/(r-o),c=1/(a-i);return e[0]=-2*s,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=-2*l,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=c,e[11]=0,e[12]=(t+n)*s,e[13]=(o+r)*l,e[14]=a*c,e[15]=1,e}function q(e,t,n,r){var o,i,s,l,c,u,d,p,f,m,h=t[0],v=t[1],y=t[2],T=r[0],b=r[1],x=r[2],C=n[0],S=n[1],A=n[2];return Math.abs(h-C)<a&&Math.abs(v-S)<a&&Math.abs(y-A)<a?g(e):(d=h-C,p=v-S,f=y-A,o=b*(f*=m=1/Math.hypot(d,p,f))-x*(p*=m),i=x*(d*=m)-T*f,s=T*p-b*d,(m=Math.hypot(o,i,s))?(o*=m=1/m,i*=m,s*=m):(o=0,i=0,s=0),l=p*s-f*i,c=f*o-d*s,u=d*i-p*o,(m=Math.hypot(l,c,u))?(l*=m=1/m,c*=m,u*=m):(l=0,c=0,u=0),e[0]=o,e[1]=l,e[2]=d,e[3]=0,e[4]=i,e[5]=c,e[6]=p,e[7]=0,e[8]=s,e[9]=u,e[10]=f,e[11]=0,e[12]=-(o*h+i*v+s*y),e[13]=-(l*h+c*v+u*y),e[14]=-(d*h+p*v+f*y),e[15]=1,e)}function X(e,t,n,r){var o=t[0],a=t[1],i=t[2],s=r[0],l=r[1],c=r[2],u=o-n[0],d=a-n[1],p=i-n[2],f=u*u+d*d+p*p;f>0&&(u*=f=1/Math.sqrt(f),d*=f,p*=f);var g=l*p-c*d,m=c*u-s*p,h=s*d-l*u;return(f=g*g+m*m+h*h)>0&&(g*=f=1/Math.sqrt(f),m*=f,h*=f),e[0]=g,e[1]=m,e[2]=h,e[3]=0,e[4]=d*h-p*m,e[5]=p*g-u*h,e[6]=u*m-d*g,e[7]=0,e[8]=u,e[9]=d,e[10]=p,e[11]=0,e[12]=o,e[13]=a,e[14]=i,e[15]=1,e}function Y(e){return"mat4("+e[0]+", "+e[1]+", "+e[2]+", "+e[3]+", "+e[4]+", "+e[5]+", "+e[6]+", "+e[7]+", "+e[8]+", "+e[9]+", "+e[10]+", "+e[11]+", "+e[12]+", "+e[13]+", "+e[14]+", "+e[15]+")"}function Z(e){return Math.hypot(e[0],e[1],e[2],e[3],e[4],e[5],e[6],e[7],e[8],e[9],e[10],e[11],e[12],e[13],e[14],e[15])}function Q(e,t,n){return e[0]=t[0]+n[0],e[1]=t[1]+n[1],e[2]=t[2]+n[2],e[3]=t[3]+n[3],e[4]=t[4]+n[4],e[5]=t[5]+n[5],e[6]=t[6]+n[6],e[7]=t[7]+n[7],e[8]=t[8]+n[8],e[9]=t[9]+n[9],e[10]=t[10]+n[10],e[11]=t[11]+n[11],e[12]=t[12]+n[12],e[13]=t[13]+n[13],e[14]=t[14]+n[14],e[15]=t[15]+n[15],e}function J(e,t,n){return e[0]=t[0]-n[0],e[1]=t[1]-n[1],e[2]=t[2]-n[2],e[3]=t[3]-n[3],e[4]=t[4]-n[4],e[5]=t[5]-n[5],e[6]=t[6]-n[6],e[7]=t[7]-n[7],e[8]=t[8]-n[8],e[9]=t[9]-n[9],e[10]=t[10]-n[10],e[11]=t[11]-n[11],e[12]=t[12]-n[12],e[13]=t[13]-n[13],e[14]=t[14]-n[14],e[15]=t[15]-n[15],e}function ee(e,t,n){return e[0]=t[0]*n,e[1]=t[1]*n,e[2]=t[2]*n,e[3]=t[3]*n,e[4]=t[4]*n,e[5]=t[5]*n,e[6]=t[6]*n,e[7]=t[7]*n,e[8]=t[8]*n,e[9]=t[9]*n,e[10]=t[10]*n,e[11]=t[11]*n,e[12]=t[12]*n,e[13]=t[13]*n,e[14]=t[14]*n,e[15]=t[15]*n,e}function te(e,t,n,r){return e[0]=t[0]+n[0]*r,e[1]=t[1]+n[1]*r,e[2]=t[2]+n[2]*r,e[3]=t[3]+n[3]*r,e[4]=t[4]+n[4]*r,e[5]=t[5]+n[5]*r,e[6]=t[6]+n[6]*r,e[7]=t[7]+n[7]*r,e[8]=t[8]+n[8]*r,e[9]=t[9]+n[9]*r,e[10]=t[10]+n[10]*r,e[11]=t[11]+n[11]*r,e[12]=t[12]+n[12]*r,e[13]=t[13]+n[13]*r,e[14]=t[14]+n[14]*r,e[15]=t[15]+n[15]*r,e}function ne(e,t){return e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[7]===t[7]&&e[8]===t[8]&&e[9]===t[9]&&e[10]===t[10]&&e[11]===t[11]&&e[12]===t[12]&&e[13]===t[13]&&e[14]===t[14]&&e[15]===t[15]}function re(e,t){var n=e[0],r=e[1],o=e[2],i=e[3],s=e[4],l=e[5],c=e[6],u=e[7],d=e[8],p=e[9],f=e[10],g=e[11],m=e[12],h=e[13],v=e[14],y=e[15],T=t[0],b=t[1],x=t[2],C=t[3],S=t[4],A=t[5],I=t[6],P=t[7],w=t[8],O=t[9],M=t[10],R=t[11],D=t[12],E=t[13],V=t[14],L=t[15];return Math.abs(n-T)<=a*Math.max(1,Math.abs(n),Math.abs(T))&&Math.abs(r-b)<=a*Math.max(1,Math.abs(r),Math.abs(b))&&Math.abs(o-x)<=a*Math.max(1,Math.abs(o),Math.abs(x))&&Math.abs(i-C)<=a*Math.max(1,Math.abs(i),Math.abs(C))&&Math.abs(s-S)<=a*Math.max(1,Math.abs(s),Math.abs(S))&&Math.abs(l-A)<=a*Math.max(1,Math.abs(l),Math.abs(A))&&Math.abs(c-I)<=a*Math.max(1,Math.abs(c),Math.abs(I))&&Math.abs(u-P)<=a*Math.max(1,Math.abs(u),Math.abs(P))&&Math.abs(d-w)<=a*Math.max(1,Math.abs(d),Math.abs(w))&&Math.abs(p-O)<=a*Math.max(1,Math.abs(p),Math.abs(O))&&Math.abs(f-M)<=a*Math.max(1,Math.abs(f),Math.abs(M))&&Math.abs(g-R)<=a*Math.max(1,Math.abs(g),Math.abs(R))&&Math.abs(m-D)<=a*Math.max(1,Math.abs(m),Math.abs(D))&&Math.abs(h-E)<=a*Math.max(1,Math.abs(h),Math.abs(E))&&Math.abs(v-V)<=a*Math.max(1,Math.abs(v),Math.abs(V))&&Math.abs(y-L)<=a*Math.max(1,Math.abs(y),Math.abs(L))}var oe=T,ae=J;function ie(){var e=new i(9);return i!=Float32Array&&(e[1]=0,e[2]=0,e[3]=0,e[5]=0,e[6]=0,e[7]=0),e[0]=1,e[4]=1,e[8]=1,e}function se(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[4],e[4]=t[5],e[5]=t[6],e[6]=t[8],e[7]=t[9],e[8]=t[10],e}function le(e){var t=new i(9);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3],t[4]=e[4],t[5]=e[5],t[6]=e[6],t[7]=e[7],t[8]=e[8],t}function ce(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e}function ue(e,t,n,r,o,a,s,l,c){var u=new i(9);return u[0]=e,u[1]=t,u[2]=n,u[3]=r,u[4]=o,u[5]=a,u[6]=s,u[7]=l,u[8]=c,u}function de(e,t,n,r,o,a,i,s,l,c){return e[0]=t,e[1]=n,e[2]=r,e[3]=o,e[4]=a,e[5]=i,e[6]=s,e[7]=l,e[8]=c,e}function pe(e){return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e}function fe(e,t){if(e===t){var n=t[1],r=t[2],o=t[5];e[1]=t[3],e[2]=t[6],e[3]=n,e[5]=t[7],e[6]=r,e[7]=o}else e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8];return e}function ge(e,t){var n=t[0],r=t[1],o=t[2],a=t[3],i=t[4],s=t[5],l=t[6],c=t[7],u=t[8],d=u*i-s*c,p=-u*a+s*l,f=c*a-i*l,g=n*d+r*p+o*f;return g?(g=1/g,e[0]=d*g,e[1]=(-u*r+o*c)*g,e[2]=(s*r-o*i)*g,e[3]=p*g,e[4]=(u*n-o*l)*g,e[5]=(-s*n+o*a)*g,e[6]=f*g,e[7]=(-c*n+r*l)*g,e[8]=(i*n-r*a)*g,e):null}function me(e,t){var n=t[0],r=t[1],o=t[2],a=t[3],i=t[4],s=t[5],l=t[6],c=t[7],u=t[8];return e[0]=i*u-s*c,e[1]=o*c-r*u,e[2]=r*s-o*i,e[3]=s*l-a*u,e[4]=n*u-o*l,e[5]=o*a-n*s,e[6]=a*c-i*l,e[7]=r*l-n*c,e[8]=n*i-r*a,e}function he(e){var t=e[0],n=e[1],r=e[2],o=e[3],a=e[4],i=e[5],s=e[6],l=e[7],c=e[8];return t*(c*a-i*l)+n*(-c*o+i*s)+r*(l*o-a*s)}function ve(e,t,n){var r=t[0],o=t[1],a=t[2],i=t[3],s=t[4],l=t[5],c=t[6],u=t[7],d=t[8],p=n[0],f=n[1],g=n[2],m=n[3],h=n[4],v=n[5],y=n[6],T=n[7],b=n[8];return e[0]=p*r+f*i+g*c,e[1]=p*o+f*s+g*u,e[2]=p*a+f*l+g*d,e[3]=m*r+h*i+v*c,e[4]=m*o+h*s+v*u,e[5]=m*a+h*l+v*d,e[6]=y*r+T*i+b*c,e[7]=y*o+T*s+b*u,e[8]=y*a+T*l+b*d,e}function ye(e,t,n){var r=t[0],o=t[1],a=t[2],i=t[3],s=t[4],l=t[5],c=t[6],u=t[7],d=t[8],p=n[0],f=n[1];return e[0]=r,e[1]=o,e[2]=a,e[3]=i,e[4]=s,e[5]=l,e[6]=p*r+f*i+c,e[7]=p*o+f*s+u,e[8]=p*a+f*l+d,e}function Te(e,t,n){var r=t[0],o=t[1],a=t[2],i=t[3],s=t[4],l=t[5],c=t[6],u=t[7],d=t[8],p=Math.sin(n),f=Math.cos(n);return e[0]=f*r+p*i,e[1]=f*o+p*s,e[2]=f*a+p*l,e[3]=f*i-p*r,e[4]=f*s-p*o,e[5]=f*l-p*a,e[6]=c,e[7]=u,e[8]=d,e}function be(e,t,n){var r=n[0],o=n[1];return e[0]=r*t[0],e[1]=r*t[1],e[2]=r*t[2],e[3]=o*t[3],e[4]=o*t[4],e[5]=o*t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e}function xe(e,t){return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=t[0],e[7]=t[1],e[8]=1,e}function Ce(e,t){var n=Math.sin(t),r=Math.cos(t);return e[0]=r,e[1]=n,e[2]=0,e[3]=-n,e[4]=r,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e}function Se(e,t){return e[0]=t[0],e[1]=0,e[2]=0,e[3]=0,e[4]=t[1],e[5]=0,e[6]=0,e[7]=0,e[8]=1,e}function Ae(e,t){return e[0]=t[0],e[1]=t[1],e[2]=0,e[3]=t[2],e[4]=t[3],e[5]=0,e[6]=t[4],e[7]=t[5],e[8]=1,e}function Ie(e,t){var n=t[0],r=t[1],o=t[2],a=t[3],i=n+n,s=r+r,l=o+o,c=n*i,u=r*i,d=r*s,p=o*i,f=o*s,g=o*l,m=a*i,h=a*s,v=a*l;return e[0]=1-d-g,e[3]=u-v,e[6]=p+h,e[1]=u+v,e[4]=1-c-g,e[7]=f-m,e[2]=p-h,e[5]=f+m,e[8]=1-c-d,e}function Pe(e,t){var n=t[0],r=t[1],o=t[2],a=t[3],i=t[4],s=t[5],l=t[6],c=t[7],u=t[8],d=t[9],p=t[10],f=t[11],g=t[12],m=t[13],h=t[14],v=t[15],y=n*s-r*i,T=n*l-o*i,b=n*c-a*i,x=r*l-o*s,C=r*c-a*s,S=o*c-a*l,A=u*m-d*g,I=u*h-p*g,P=u*v-f*g,w=d*h-p*m,O=d*v-f*m,M=p*v-f*h,R=y*M-T*O+b*w+x*P-C*I+S*A;return R?(R=1/R,e[0]=(s*M-l*O+c*w)*R,e[1]=(l*P-i*M-c*I)*R,e[2]=(i*O-s*P+c*A)*R,e[3]=(o*O-r*M-a*w)*R,e[4]=(n*M-o*P+a*I)*R,e[5]=(r*P-n*O-a*A)*R,e[6]=(m*S-h*C+v*x)*R,e[7]=(h*b-g*S-v*T)*R,e[8]=(g*C-m*b+v*y)*R,e):null}function we(e,t,n){return e[0]=2/t,e[1]=0,e[2]=0,e[3]=0,e[4]=-2/n,e[5]=0,e[6]=-1,e[7]=1,e[8]=1,e}function Oe(e){return"mat3("+e[0]+", "+e[1]+", "+e[2]+", "+e[3]+", "+e[4]+", "+e[5]+", "+e[6]+", "+e[7]+", "+e[8]+")"}function Me(e){return Math.hypot(e[0],e[1],e[2],e[3],e[4],e[5],e[6],e[7],e[8])}function Re(e,t,n){return e[0]=t[0]+n[0],e[1]=t[1]+n[1],e[2]=t[2]+n[2],e[3]=t[3]+n[3],e[4]=t[4]+n[4],e[5]=t[5]+n[5],e[6]=t[6]+n[6],e[7]=t[7]+n[7],e[8]=t[8]+n[8],e}function De(e,t,n){return e[0]=t[0]-n[0],e[1]=t[1]-n[1],e[2]=t[2]-n[2],e[3]=t[3]-n[3],e[4]=t[4]-n[4],e[5]=t[5]-n[5],e[6]=t[6]-n[6],e[7]=t[7]-n[7],e[8]=t[8]-n[8],e}function Ee(e,t,n){return e[0]=t[0]*n,e[1]=t[1]*n,e[2]=t[2]*n,e[3]=t[3]*n,e[4]=t[4]*n,e[5]=t[5]*n,e[6]=t[6]*n,e[7]=t[7]*n,e[8]=t[8]*n,e}function Ve(e,t,n,r){return e[0]=t[0]+n[0]*r,e[1]=t[1]+n[1]*r,e[2]=t[2]+n[2]*r,e[3]=t[3]+n[3]*r,e[4]=t[4]+n[4]*r,e[5]=t[5]+n[5]*r,e[6]=t[6]+n[6]*r,e[7]=t[7]+n[7]*r,e[8]=t[8]+n[8]*r,e}function Le(e,t){return e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[7]===t[7]&&e[8]===t[8]}function Be(e,t){var n=e[0],r=e[1],o=e[2],i=e[3],s=e[4],l=e[5],c=e[6],u=e[7],d=e[8],p=t[0],f=t[1],g=t[2],m=t[3],h=t[4],v=t[5],y=t[6],T=t[7],b=t[8];return Math.abs(n-p)<=a*Math.max(1,Math.abs(n),Math.abs(p))&&Math.abs(r-f)<=a*Math.max(1,Math.abs(r),Math.abs(f))&&Math.abs(o-g)<=a*Math.max(1,Math.abs(o),Math.abs(g))&&Math.abs(i-m)<=a*Math.max(1,Math.abs(i),Math.abs(m))&&Math.abs(s-h)<=a*Math.max(1,Math.abs(s),Math.abs(h))&&Math.abs(l-v)<=a*Math.max(1,Math.abs(l),Math.abs(v))&&Math.abs(c-y)<=a*Math.max(1,Math.abs(c),Math.abs(y))&&Math.abs(u-T)<=a*Math.max(1,Math.abs(u),Math.abs(T))&&Math.abs(d-b)<=a*Math.max(1,Math.abs(d),Math.abs(b))}var Ne=ve,_e=De,Fe=n(152),ke=n.n(Fe),Ge=n(177);const Ue=n.n(Ge)()(),ze={vtkObject:()=>null};function We(e){if(null==e)return e;if(e.isA)return e;if(!e.vtkClass)return Ue.console&&Ue.console.error&&Ue.console.error("Invalid VTK object"),null;const t=ze[e.vtkClass];if(!t)return Ue.console&&Ue.console.error&&Ue.console.error(`No vtk class found for Object of type ${e.vtkClass}`),null;const n={...e};Object.keys(n).forEach((e=>{n[e]&&"object"==typeof n[e]&&n[e].vtkClass&&(n[e]=We(n[e]))}));const r=t(n);return r&&r.modified&&r.modified(),r}We.register=function(e,t){ze[e]=t};class He extends Array{push(){for(let e=0;e<arguments.length;e++)this.includes(arguments[e])||super.push(arguments[e]);return this.length}}let je=0;const Ke=Symbol("void"),$e={};function qe(){}["log","debug","info","warn","error","time","timeEnd","group","groupEnd"].forEach((e=>{$e[e]=qe})),Ue.console=console.hasOwnProperty("log")?console:$e;const Xe={debug:qe,error:Ue.console.error||qe,info:Ue.console.info||qe,log:Ue.console.log||qe,warn:Ue.console.warn||qe};function Ye(e,t){Xe[e]&&(Xe[e]=t||qe)}function Ze(){Xe.log(...arguments)}function Qe(){Xe.info(...arguments)}function Je(){Xe.debug(...arguments)}function et(){Xe.error(...arguments)}function tt(){Xe.warn(...arguments)}const nt={};function rt(e){nt[e]||(Xe.error(e),nt[e]=!0)}const ot=Object.create(null);ot.Float32Array=Float32Array,ot.Float64Array=Float64Array,ot.Uint8Array=Uint8Array,ot.Int8Array=Int8Array,ot.Uint16Array=Uint16Array,ot.Int16Array=Int16Array,ot.Uint32Array=Uint32Array,ot.Int32Array=Int32Array,ot.Uint8ClampedArray=Uint8ClampedArray;try{ot.BigInt64Array=BigInt64Array,ot.BigUint64Array=BigUint64Array}catch{}function at(e){for(var t=arguments.length,n=new Array(t>1?t-1:0),r=1;r<t;r++)n[r-1]=arguments[r];return new(ot[e]||Float64Array)(...n)}function it(e){for(var t=arguments.length,n=new Array(t>1?t-1:0),r=1;r<t;r++)n[r-1]=arguments[r];return(ot[e]||Float64Array).from(...n)}function st(e){return e.charAt(0).toUpperCase()+e.slice(1)}function lt(e){return st("_"===e[0]?e.slice(1):e)}function ct(e){return e.charAt(0).toLowerCase()+e.slice(1)}function ut(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:2,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1e3;const r=["TB","GB","MB","KB"];let o=Number(e),a="B";for(;o>n;)o/=n,a=r.pop();return`${o.toFixed(t)} ${a}`}function dt(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:" ";const n=[];let r=e;for(;r>1e3;)n.push(("000"+r%1e3).slice(-3)),r=Math.floor(r/1e3);return r>0&&n.push(r),n.reverse(),n.join(t)}function pt(e){Object.keys(e).forEach((t=>{Array.isArray(e[t])&&(e[t]=[].concat(e[t]))}))}function ft(e,t){if(e===t)return!0;if(Array.isArray(e)&&Array.isArray(t)){if(e.length!==t.length)return!1;for(let n=0;n<e.length;n++)if(e[n]!==t[n])return!1;return!0}return!1}function gt(e){return e&&e.isA?e.getState():e}function mt(e){setTimeout(e,0)}function ht(e,t){const n=performance.now();e.finally((()=>{const e=performance.now()-n;t(e)}))}function vt(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};pt(t);const n=[];if(Number.isInteger(t.mtime)||(t.mtime=++je),"classHierarchy"in t){if(!(t.classHierarchy instanceof He)){const e=new He;for(let n=0;n<t.classHierarchy.length;n++)e.push(t.classHierarchy[n]);t.classHierarchy=e}}else t.classHierarchy=new He("vtkObject");function r(e){n[e]=null}function o(e){return Object.freeze({unsubscribe:function(){r(e)}})}return e.isDeleted=()=>!!t.deleted,e.modified=r=>{t.deleted?et("instance deleted - cannot call any method"):r&&r<e.getMTime()||(t.mtime=++je,n.forEach((t=>t&&t(e))))},e.onModified=e=>{if(t.deleted)return et("instance deleted - cannot call any method"),null;const r=n.length;return n.push(e),o(r)},e.getMTime=()=>t.mtime,e.isA=e=>{let n=t.classHierarchy.length;for(;n--;)if(t.classHierarchy[n]===e)return!0;return!1},e.getClassName=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return t.classHierarchy[t.classHierarchy.length-1-e]},e.set=function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},r=arguments.length>1&&void 0!==arguments[1]&&arguments[1],o=arguments.length>2&&void 0!==arguments[2]&&arguments[2],a=!1;return Object.keys(n).forEach((i=>{const s=o?null:e[`set${st(i)}`];s&&Array.isArray(n[i])&&s.length>1?a=s(...n[i])||a:s?a=s(n[i])||a:(-1!==["mtime"].indexOf(i)||r||tt(`Warning: Set value to model directly ${i}, ${n[i]}`),a=t[i]!==n[i]||a,t[i]=n[i])})),a},e.get=function(){for(var e=arguments.length,n=new Array(e),r=0;r<e;r++)n[r]=arguments[r];if(!n.length)return t;const o={};return n.forEach((e=>{o[e]=t[e]})),o},e.getReferenceByName=e=>t[e],e.delete=()=>{Object.keys(t).forEach((e=>delete t[e])),n.forEach(((e,t)=>r(t))),t.deleted=!0},e.getState=()=>{if(t.deleted)return null;const n={...t,vtkClass:e.getClassName()};Object.keys(n).forEach((e=>{null===n[e]||void 0===n[e]||"_"===e[0]?delete n[e]:n[e].isA?n[e]=n[e].getState():Array.isArray(n[e])&&(n[e]=n[e].map(gt))}));const r={};return Object.keys(n).sort().forEach((e=>{r[e]=n[e]})),r.mtime&&delete r.mtime,r},e.shallowCopy=function(n){let r=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(n.getClassName()!==e.getClassName())throw new Error(`Cannot ShallowCopy ${n.getClassName()} into ${e.getClassName()}`);const o=n.get(),a=Object.keys(t).sort(),i=Object.keys(o).sort();i.forEach((e=>{const n=a.indexOf(e);-1===n?r&&Je(`add ${e} in shallowCopy`):a.splice(n,1),t[e]=o[e]})),a.length&&r&&Je(`Untouched keys: ${a.join(", ")}`),e.modified()},e.toJSON=function(){return e.getState()},e}const yt={object:(e,t,n)=>function(){return{...t[n.name]}}};function Tt(e,t,n){n.forEach((n=>{if("object"==typeof n){const r=yt[n.type];e[`get${lt(n.name)}`]=r?r(e,t,n):()=>t[n.name]}else e[`get${lt(n)}`]=()=>t[n]}))}const bt={enum(e,t,n){const r=`_on${lt(n.name)}Changed`;return o=>{if("string"==typeof o){if(void 0!==n.enum[o])return t[n.name]!==n.enum[o]&&(t[n.name]=n.enum[o],e.modified(),!0);throw et(`Set Enum with invalid argument ${n}, ${o}`),new RangeError("Set Enum with invalid string argument")}if("number"==typeof o){if(t[n.name]!==o){if(-1!==Object.keys(n.enum).map((e=>n.enum[e])).indexOf(o)){const a=t[n.name];return t[n.name]=o,t[r]?.(e,t,o,a),e.modified(),!0}throw et(`Set Enum outside numeric range ${n}, ${o}`),new RangeError("Set Enum outside numeric range")}return!1}throw et(`Set Enum with invalid argument (String/Number) ${n}, ${o}`),new TypeError("Set Enum with invalid argument (String/Number)")}},object(e,t,n){const r=`_on${lt(n.name)}Changed`;return o=>{if(!ke()(t[n.name],o)){const a=t[n.name];return t[n.name]=o,t[r]?.(e,t,o,a),e.modified(),!0}return!1}}};function xt(e){if("object"==typeof e){const t=bt[e.type];if(t)return(n,r)=>t(n,r,e);throw et(`No setter for field ${e}`),new TypeError("No setter for field")}return function(t,n){const r=`_on${lt(e)}Changed`;return function(o){if(n.deleted)return et("instance deleted - cannot call any method"),!1;if(n[e]!==o){const a=n[e.name];return n[e]=o,n[r]?.(t,n,o,a),t.modified(),!0}return!1}}}function Ct(e,t,n){n.forEach((n=>{"object"==typeof n?e[`set${lt(n.name)}`]=xt(n)(e,t):e[`set${lt(n)}`]=xt(n)(e,t)}))}function St(e,t,n){Tt(e,t,n),Ct(e,t,n)}function At(e,t,n){n.forEach((n=>{e[`get${lt(n)}`]=()=>t[n]?Array.from(t[n]):t[n],e[`get${lt(n)}ByReference`]=()=>t[n]}))}function It(e,t,n,r){let o=arguments.length>4&&void 0!==arguments[4]?arguments[4]:void 0;n.forEach((n=>{if(t[n]&&r&&t[n].length!==r)throw new RangeError(`Invalid initial number of values for array (${n})`);const a=`_on${lt(n)}Changed`;e[`set${lt(n)}`]=function(){if(t.deleted)return et("instance deleted - cannot call any method"),!1;for(var i=arguments.length,s=new Array(i),l=0;l<i;l++)s[l]=arguments[l];let c,u=s,d=!1;if(1===u.length&&(null==u[0]||u[0].length>=0)&&(u=u[0],d=!0),null==u)c=t[n]!==u;else{if(r&&u.length!==r){if(!(u.length<r&&void 0!==o))throw new RangeError(`Invalid number of values for array setter (${n})`);for(u=Array.from(u),d=!1;u.length<r;)u.push(o)}c=null==t[n]||t[n].length!==u.length;for(let e=0;!c&&e<u.length;++e)c=t[n][e]!==u[e];c&&d&&(u=Array.from(u))}if(c){const r=t[n.name];t[n]=u,t[a]?.(e,t,u,r),e.modified()}return c},e[`set${lt(n)}From`]=e=>{const r=t[n];e.forEach(((e,t)=>{r[t]=e}))}}))}function Pt(e,t,n,r){let o=arguments.length>4&&void 0!==arguments[4]?arguments[4]:void 0;At(e,t,n),It(e,t,n,r,o)}function wt(e,t,n){for(let e=0;e<n.length;e++){const r=n[e];void 0!==t[r]&&(t[`_${r}`]=t[r],delete t[r])}}function Ot(e,t,n,r){function o(n){let r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;t.deleted?et("instance deleted - cannot call any method"):r>=t.numberOfInputs?et(`algorithm ${e.getClassName()} only has ${t.numberOfInputs} input ports. To add more input ports, use addInputData()`):(t.inputData[r]!==n||t.inputConnection[r])&&(t.inputData[r]=n,t.inputConnection[r]=null,e.modified&&e.modified())}function a(n){let r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;if(t.deleted)et("instance deleted - cannot call any method");else{if(r>=t.numberOfInputs){let n=`algorithm ${e.getClassName()} only has `;return n+=`${t.numberOfInputs}`,n+=" input ports. To add more input ports, use addInputConnection()",void et(n)}t.inputData[r]=null,t.inputConnection[r]=n}}function i(){let e=t.numberOfInputs;for(;e&&!t.inputData[e-1]&&!t.inputConnection[e-1];)e--;return e===t.numberOfInputs&&t.numberOfInputs++,e}function s(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return t.deleted?(et("instance deleted - cannot call any method"),null):(e.shouldUpdate()&&e.update(),t.output[n])}if(t.inputData?t.inputData=t.inputData.map(We):t.inputData=[],t.inputConnection?t.inputConnection=t.inputConnection.map(We):t.inputConnection=[],t.output?t.output=t.output.map(We):t.output=[],t.inputArrayToProcess?t.inputArrayToProcess=t.inputArrayToProcess.map(We):t.inputArrayToProcess=[],t.numberOfInputs=n,e.shouldUpdate=()=>{const n=e.getMTime();let o=1/0,a=r;for(;a--;){if(!t.output[a]||t.output[a].isDeleted())return!0;const e=t.output[a].getMTime();if(e<n)return!0;e<o&&(o=e)}for(a=t.numberOfInputs;a--;)if(t.inputConnection[a]?.filter.shouldUpdate()||e.getInputData(a)?.getMTime()>o)return!0;return!1},t.numberOfInputs){let n=t.numberOfInputs;for(;n--;)t.inputData.push(null),t.inputConnection.push(null);e.setInputData=o,e.setInputConnection=a,e.addInputData=function(e){t.deleted?et("instance deleted - cannot call any method"):o(e,i())},e.addInputConnection=function(e){t.deleted?et("instance deleted - cannot call any method"):a(e,i())},e.getInputData=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return t.inputConnection[e]&&(t.inputData[e]=t.inputConnection[e]()),t.inputData[e]},e.getInputConnection=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return t.inputConnection[e]}}r&&(e.getOutputData=s,e.getOutputPort=function(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;const n=()=>s(t);return n.filter=e,n}),e.update=()=>{const n=[];if(t.numberOfInputs){let r=0;for(;r<t.numberOfInputs;)n[r]=e.getInputData(r),r++}e.shouldUpdate()&&e.requestData&&e.requestData(n,t.output)},e.getNumberOfInputPorts=()=>t.numberOfInputs,e.getNumberOfOutputPorts=()=>r||t.output.length,e.getInputArrayToProcess=e=>{const n=t.inputArrayToProcess[e],r=t.inputData[e];return n&&r?r[`get${n.fieldAssociation}`]().getArray(n.arrayName):null},e.setInputArrayToProcess=function(e,n,r){let o=arguments.length>3&&void 0!==arguments[3]?arguments[3]:"Scalars";for(;t.inputArrayToProcess.length<e;)t.inputArrayToProcess.push(null);t.inputArrayToProcess[e]={arrayName:n,fieldAssociation:r,attributeType:o}}}const Mt=Symbol("Event abort");function Rt(e,t,n){const r=[],o=e.delete;let a=1;function i(e){for(let t=0;t<r.length;++t){const[n]=r[t];if(n===e)return void r.splice(t,1)}}function s(e){return Object.freeze({unsubscribe:function(){i(e)}})}e[`invoke${lt(n)}`]=function(){if(t.deleted)return void et("instance deleted - cannot call any method");const n=r.slice();for(let t=0;t<n.length;++t){const[,r,o]=n[t];if(r)if(o<0)setTimeout((()=>r.apply(e,arguments)),1-o);else if(r.apply(e,arguments)===Mt)break}},e[`on${lt(n)}`]=function(e){let o=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;if(!e.apply)return console.error(`Invalid callback for event ${n}`),null;if(t.deleted)return et("instance deleted - cannot call any method"),null;const i=a++;return r.push([i,e,o]),r.sort(((e,t)=>t[2]-e[2])),s(i)},e.delete=()=>{o(),r.forEach((e=>{let[t]=e;return i(t)}))}}function Dt(e,t){const n=function(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};const n={},r={};return e(r,n,t),Object.freeze(r)};return t&&We.register(t,n),n}function Et(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];return function(){for(var e=arguments.length,n=new Array(e),r=0;r<e;r++)n[r]=arguments[r];return t.filter((e=>!!e)).map((e=>e(...n)))}}function Vt(e){return e&&e.isA&&e.isA("vtkObject")}function Lt(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[],r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:[];if(Vt(e)){if(r.indexOf(e)>=0)return n;r.push(e);const o=t(e);void 0!==o&&n.push(o);const a=e.get();Object.keys(a).forEach((e=>{const o=a[e];Array.isArray(o)?o.forEach((e=>{Lt(e,t,n,r)})):Lt(o,t,n,r)}))}return n}function Bt(e,t,n){var r=this;let o;const a=function(){for(var a=arguments.length,i=new Array(a),s=0;s<a;s++)i[s]=arguments[s];const l=r,c=()=>{o=null,n||e.apply(l,i)},u=n&&!o;clearTimeout(o),o=setTimeout(c,t),u&&e.apply(l,i)};return a.cancel=()=>clearTimeout(o),a}function Nt(e,t){let n=!1,r=null;function o(){n=!1,null!==r&&(a(...r),r=null)}function a(){for(var a=arguments.length,i=new Array(a),s=0;s<a;s++)i[s]=arguments[s];n?r=i:(n=!0,e(...i),setTimeout(o,t))}return a}function _t(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};t.keystore=Object.assign(t.keystore||{},n),e.setKey=(e,n)=>{t.keystore[e]=n},e.getKey=e=>t.keystore[e],e.getAllKeys=()=>Object.keys(t.keystore),e.deleteKey=e=>delete t.keystore[e],e.clearKeystore=()=>e.getAllKeys().forEach((e=>delete t.keystore[e]))}let Ft=1;const kt="__root__";function Gt(e,t){_t(e,t);const n=e.delete;t.proxyId=""+Ft++,t.ui=JSON.parse(JSON.stringify(t.ui||[])),Tt(e,t,["proxyId","proxyGroup","proxyName"]),St(e,t,["proxyManager"]);const r={},o={};function a(e,t){o[t]||(o[t]=[]);const n=o[t];for(let t=0;t<e.length;t++)n.push(e[t].name),r[e[t].name]=e[t],e[t].children&&e[t].children.length&&a(e[t].children,e[t].name)}function i(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:kt;return o[e]}function s(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:kt;const r=[],o=t.proxyId,a=i(n)||[];for(let t=0;t<a.length;t++){const n=a[t],i=e[`get${lt(n)}`],l={id:o,name:n,value:i?i():void 0},c=s(n);c.length&&(l.children=c),r.push(l)}return r}a(t.ui,kt),e.updateUI=n=>{t.ui=JSON.parse(JSON.stringify(n||[])),Object.keys(r).forEach((e=>delete r[e])),Object.keys(o).forEach((e=>delete o[e])),a(t.ui,kt),e.modified()},e.updateProxyProperty=(e,t)=>{const n=r[e];n?Object.assign(n,t):r[e]={...t}},e.activate=()=>{if(t.proxyManager){const n=`setActive${lt(e.getProxyGroup().slice(0,-1))}`;t.proxyManager[n]&&t.proxyManager[n](e)}},t.propertyLinkSubscribers={},e.registerPropertyLinkForGC=(e,n)=>{n in t.propertyLinkSubscribers||(t.propertyLinkSubscribers[n]=[]),t.propertyLinkSubscribers[n].push(e)},e.gcPropertyLinks=n=>{const r=t.propertyLinkSubscribers[n]||[];for(;r.length;)r.pop().unbind(e)},t.propertyLinkMap={},e.getPropertyLink=function(e){let n=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(t.propertyLinkMap[e])return t.propertyLinkMap[e];let r=null;const o=[];let a=0,i=!1;function s(n){let s=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(i)return null;const l=[];let c=null;for(a=o.length;a--;){const e=o[a];e.instance===n?c=e:l.push(e)}if(!c)return null;const u=c.instance[`get${lt(c.propertyName)}`]();if(!ft(u,r)||s){for(r=u,i=!0;l.length;){const e=l.pop();e.instance.set({[e.propertyName]:r})}i=!1}return t.propertyLinkMap[e].persistent&&(t.propertyLinkMap[e].value=u),u}function l(e,t){const n=[];for(a=o.length;a--;){const r=o[a];r.instance!==e||r.propertyName!==t&&void 0!==t||(r.subscription.unsubscribe(),n.push(a))}for(;n.length;)o.splice(n.pop(),1)}function c(n,r){let a=arguments.length>2&&void 0!==arguments[2]&&arguments[2];const i=n.onModified(s),c=o[0];return o.push({instance:n,propertyName:r,subscription:i}),a&&(t.propertyLinkMap[e].persistent&&void 0!==t.propertyLinkMap[e].value?n.set({[r]:t.propertyLinkMap[e].value}):c&&s(c.instance,!0)),{unsubscribe:()=>l(n,r)}}function u(){for(;o.length;)o.pop().subscription.unsubscribe()}const d={bind:c,unbind:l,unsubscribe:u,persistent:n};return t.propertyLinkMap[e]=d,d},e.listPropertyNames=()=>s().map((e=>e.name)),e.getPropertyByName=e=>s().find((t=>t.name===e)),e.getPropertyDomainByName=e=>(r[e]||{}).domain,e.getProxySection=()=>({id:t.proxyId,name:t.proxyGroup,ui:t.ui,properties:s()}),e.delete=()=>{const r=Object.keys(t.propertyLinkMap);let o=r.length;for(;o--;)t.propertyLinkMap[r[o]].unsubscribe();Object.keys(t.propertyLinkSubscribers).forEach(e.gcPropertyLinks),n()},e.getState=()=>null,mt((function(){if(t.links)for(let n=0;n<t.links.length;n++){const{link:r,property:o,persistent:a,updateOnBind:i,type:s}=t.links[n];if("application"===s){const n=t.proxyManager.getPropertyLink(r,a);e.registerPropertyLinkForGC(n,"application"),n.bind(e,o,i)}}}))}function Ut(e,t,n){const r=e.delete,o=[],a=Object.keys(n);let i=a.length;for(;i--;){const r=a[i],{modelKey:s,property:l,modified:c=!0}=n[r],u=lt(l),d=lt(r);e[`get${d}`]=t[s][`get${u}`],e[`set${d}`]=t[s][`set${u}`],c&&o.push(t[s].onModified(e.modified))}e.delete=()=>{for(;o.length;)o.pop().unsubscribe();r()}}function zt(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};function o(e){const n=Object.keys(e);let r=n.length;for(;r--;){const o=n[r];t[o].set(e[o])}}t.this=e;const a=Object.keys(r);let i=a.length;for(;i--;){const s=a[i];t[s]=r[s];const l=n[s];e[`set${lt(s)}`]=n=>{n!==t[s]&&(t[s]=n,o(l[n]),e.modified())}}a.length&&Tt(e,t,a)}function Wt(e){let t=0,n=0,r=0,o=0;return"detail"in e&&(n=e.detail),"wheelDelta"in e&&(n=-e.wheelDelta/120),"wheelDeltaY"in e&&(n=-e.wheelDeltaY/120),"wheelDeltaX"in e&&(t=-e.wheelDeltaX/120),"axis"in e&&e.axis===e.HORIZONTAL_AXIS&&(t=n,n=0),r=10*t,o=10*n,"deltaY"in e&&(o=e.deltaY),"deltaX"in e&&(r=e.deltaX),(r||o)&&e.deltaMode&&(1===e.deltaMode?(r*=40,o*=40):(r*=800,o*=800)),r&&!t&&(t=r<1?-1:1),o&&!n&&(n=o<1?-1:1),{spinX:t,spinY:n,pixelX:r,pixelY:o}}var Ht={algo:Ot,capitalize:st,chain:Et,debounce:Bt,enumToString:function(e,t){return Object.keys(e).find((n=>e[n]===t))},event:Rt,EVENT_ABORT:Mt,formatBytesToProperUnit:ut,formatNumbersWithThousandSeparator:dt,get:Tt,getArray:At,getCurrentGlobalMTime:function(){return je},getStateArrayMapFunc:gt,isVtkObject:Vt,keystore:_t,measurePromiseExecution:ht,moveToProtected:wt,newInstance:Dt,newTypedArray:at,newTypedArrayFrom:it,normalizeWheel:Wt,obj:vt,proxy:Gt,proxyPropertyMapping:Ut,proxyPropertyState:zt,safeArrays:pt,set:Ct,setArray:It,setGet:St,setGetArray:Pt,setImmediate:mt,setLoggerFunction:Ye,throttle:Nt,traverseInstanceTree:Lt,TYPED_ARRAYS:ot,uncapitalize:ct,VOID:Ke,vtkDebugMacro:Je,vtkErrorMacro:et,vtkInfoMacro:Qe,vtkLogMacro:Ze,vtkOnceErrorMacro:rt,vtkWarningMacro:tt},jt=Object.freeze({__proto__:null,VOID:Ke,setLoggerFunction:Ye,vtkLogMacro:Ze,vtkInfoMacro:Qe,vtkDebugMacro:Je,vtkErrorMacro:et,vtkWarningMacro:tt,vtkOnceErrorMacro:rt,TYPED_ARRAYS:ot,newTypedArray:at,newTypedArrayFrom:it,capitalize:st,_capitalize:lt,uncapitalize:ct,formatBytesToProperUnit:ut,formatNumbersWithThousandSeparator:dt,setImmediateVTK:mt,measurePromiseExecution:ht,obj:vt,get:Tt,set:Ct,setGet:St,getArray:At,setArray:It,setGetArray:Pt,moveToProtected:wt,algo:Ot,EVENT_ABORT:Mt,event:Rt,newInstance:Dt,chain:Et,isVtkObject:Vt,traverseInstanceTree:Lt,debounce:Bt,throttle:Nt,keystore:_t,proxy:Gt,proxyPropertyMapping:Ut,proxyPropertyState:zt,normalizeWheel:Wt,default:Ht});const{vtkErrorMacro:Kt}=Ht;function $t(e,t){t.classHierarchy.push("vtkViewNode"),e.build=e=>{},e.render=e=>{},e.traverse=n=>{const r=n.getTraverseOperation(),o=e[r];if(o)o(n);else{e.apply(n,!0);for(let e=0;e<t.children.length;e++)t.children[e].traverse(n);e.apply(n,!1)}},e.apply=(t,n)=>{const r=e[t.getOperation()];r&&r(n,t)},e.getViewNodeFor=n=>{if(t.renderable===n)return e;for(let e=0;e<t.children.length;++e){const r=t.children[e].getViewNodeFor(n);if(r)return r}},e.getFirstAncestorOfType=e=>t._parent?t._parent.isA(e)?t._parent:t._parent.getFirstAncestorOfType(e):null,e.addMissingNode=n=>{if(!n)return;const r=t._renderableChildMap.get(n);if(void 0!==r)r.setVisited(!0);else{const r=e.createViewNode(n);r&&(r.setParent(e),r.setVisited(!0),t._renderableChildMap.set(n,r),t.children.push(r))}},e.addMissingNodes=n=>{if(n&&n.length)for(let r=0;r<n.length;++r){const o=n[r],a=t._renderableChildMap.get(o);if(void 0!==a)a.setVisited(!0);else{const n=e.createViewNode(o);n&&(n.setParent(e),n.setVisited(!0),t._renderableChildMap.set(o,n),t.children.push(n))}}},e.addMissingChildren=n=>{if(n&&n.length)for(let r=0;r<n.length;++r){const o=n[r];-1===t.children.indexOf(o)&&(o.setParent(e),t.children.push(o)),o.setVisited(!0)}},e.prepareNodes=()=>{for(let e=0;e<t.children.length;++e)t.children[e].setVisited(!1)},e.setVisited=e=>{t.visited=e},e.removeUnusedNodes=()=>{let e=0;for(let n=0;n<t.children.length;++n){const r=t.children[n];if(r.getVisited())t.children[e++]=r,r.setVisited(!1);else{const e=r.getRenderable();e&&t._renderableChildMap.delete(e),r.delete()}}t.children.length=e},e.createViewNode=e=>{if(!t.myFactory)return Kt("Cannot create view nodes without my own factory"),null;const n=t.myFactory.createNode(e);return n&&n.setRenderable(e),n};const n=e.delete;e.delete=()=>{for(let e=0;e<t.children.length;e++)t.children[e].delete();n()}}const qt={renderable:null,myFactory:null,children:[],visited:!1};function Xt(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,qt,n),Ht.obj(e,t),Ht.event(e,t,"event"),t._renderableChildMap=new Map,Ht.get(e,t,["visited"]),Ht.setGet(e,t,["_parent","renderable","myFactory"]),Ht.getArray(e,t,["children"]),Ht.moveToProtected(e,t,["parent"]),$t(e,t)}var Yt={newInstance:Ht.newInstance(Xt,"vtkViewNode"),extend:Xt,PASS_TYPES:["Build","Render"]};function Zt(e,t){t.overrides||(t.overrides={}),t.classHierarchy.push("vtkViewNodeFactory"),e.createNode=n=>{if(n.isDeleted())return null;let r=0,o=n.getClassName(r++),a=!1;const i=Object.keys(t.overrides);for(;o&&!a;)-1!==i.indexOf(o)?a=!0:o=n.getClassName(r++);if(!a)return null;const s=t.overrides[o]();return s.setMyFactory(e),s},e.registerOverride=(e,n)=>{t.overrides[e]=n}}const Qt={};function Jt(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Qt,n),Ht.obj(e,t),Zt(e,t)}var en={newInstance:Ht.newInstance(Jt,"vtkViewNodeFactory"),extend:Jt};const tn=Object.create(null);function nn(e,t){tn[e]=t}function rn(e,t){t.classHierarchy.push("vtkOpenGLViewNodeFactory")}const on={};function an(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,on,n),t.overrides=tn,en.extend(e,t,n),rn(0,t)}var sn={newInstance:Ht.newInstance(an,"vtkOpenGLViewNodeFactory"),extend:an};function ln(e,t){t.classHierarchy.push("vtkOpenGLCamera"),e.buildPass=n=>{n&&(t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.context=t._openGLRenderWindow.getContext())},e.opaquePass=e=>{if(e){const e=t._openGLRenderer.getTiledSizeAndOrigin();t.context.viewport(e.lowerLeftU,e.lowerLeftV,e.usize,e.vsize),t.context.scissor(e.lowerLeftU,e.lowerLeftV,e.usize,e.vsize)}},e.translucentPass=e.opaquePass,e.zBufferPass=e.opaquePass,e.opaqueZBufferPass=e.opaquePass,e.volumePass=e.opaquePass,e.getKeyMatrices=n=>{if(n!==t.lastRenderer||t._openGLRenderWindow.getMTime()>t.keyMatrixTime.getMTime()||e.getMTime()>t.keyMatrixTime.getMTime()||n.getMTime()>t.keyMatrixTime.getMTime()||t.renderable.getMTime()>t.keyMatrixTime.getMTime()){d(t.keyMatrices.wcvc,t.renderable.getViewMatrix()),se(t.keyMatrices.normalMatrix,t.keyMatrices.wcvc),ge(t.keyMatrices.normalMatrix,t.keyMatrices.normalMatrix),m(t.keyMatrices.wcvc,t.keyMatrices.wcvc);const e=t._openGLRenderer.getAspectRatio();d(t.keyMatrices.vcpc,t.renderable.getProjectionMatrix(e,-1,1)),m(t.keyMatrices.vcpc,t.keyMatrices.vcpc),T(t.keyMatrices.wcpc,t.keyMatrices.vcpc,t.keyMatrices.wcvc),t.keyMatrixTime.modified(),t.lastRenderer=n}return t.keyMatrices}}const cn={context:null,lastRenderer:null,keyMatrixTime:null,keyMatrices:null};const un=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,cn,n),Yt.extend(e,t,n),t.keyMatrixTime={},vt(t.keyMatrixTime),t.keyMatrices={normalMatrix:new Float64Array(9),vcpc:new Float64Array(16),wcvc:new Float64Array(16),wcpc:new Float64Array(16)},St(e,t,["context","keyMatrixTime"]),ln(e,t)}));nn("vtkCamera",un);const{vtkDebugMacro:dn}=jt;function pn(e,t){t.classHierarchy.push("vtkOpenGLRenderer"),e.buildPass=n=>{if(n){if(!t.renderable)return;e.updateLights(),e.prepareNodes(),e.addMissingNode(t.renderable.getActiveCamera()),e.addMissingNodes(t.renderable.getViewPropsWithNestedProps()),e.removeUnusedNodes()}},e.updateLights=()=>{let e=0;const n=t.renderable.getLightsByReference();for(let t=0;t<n.length;++t)n[t].getSwitch()>0&&e++;return e||(dn("No lights are on, creating one."),t.renderable.createLight()),e},e.zBufferPass=n=>{if(n){let n=0;const r=t.context;t.renderable.getTransparent()||(t.context.clearColor(1,0,0,1),n|=r.COLOR_BUFFER_BIT),t.renderable.getPreserveDepthBuffer()||(r.clearDepth(1),n|=r.DEPTH_BUFFER_BIT,t.context.depthMask(!0));const o=e.getTiledSizeAndOrigin();r.enable(r.SCISSOR_TEST),r.scissor(o.lowerLeftU,o.lowerLeftV,o.usize,o.vsize),r.viewport(o.lowerLeftU,o.lowerLeftV,o.usize,o.vsize),r.colorMask(!0,!0,!0,!0),n&&r.clear(n),r.enable(r.DEPTH_TEST)}},e.opaqueZBufferPass=t=>e.zBufferPass(t),e.cameraPass=t=>{t&&e.clear()},e.getAspectRatio=()=>{const e=t._parent.getSizeByReference(),n=t.renderable.getViewportByReference();return e[0]*(n[2]-n[0])/((n[3]-n[1])*e[1])},e.getTiledSizeAndOrigin=()=>{const e=t.renderable.getViewportByReference(),n=[0,0,1,1],r=e[0]-n[0],o=e[1]-n[1],a=t._parent.normalizedDisplayToDisplay(r,o),i=Math.round(a[0]),s=Math.round(a[1]),l=e[2]-n[0],c=e[3]-n[1],u=t._parent.normalizedDisplayToDisplay(l,c);let d=Math.round(u[0])-i,p=Math.round(u[1])-s;return d<0&&(d=0),p<0&&(p=0),{usize:d,vsize:p,lowerLeftU:i,lowerLeftV:s}},e.clear=()=>{let n=0;const r=t.context;if(!t.renderable.getTransparent()){const e=t.renderable.getBackgroundByReference();t.context.clearColor(e[0],e[1],e[2],e[3]),n|=r.COLOR_BUFFER_BIT}t.renderable.getPreserveDepthBuffer()||(r.clearDepth(1),n|=r.DEPTH_BUFFER_BIT,t.context.depthMask(!0)),r.colorMask(!0,!0,!0,!0);const o=e.getTiledSizeAndOrigin();r.enable(r.SCISSOR_TEST),r.scissor(o.lowerLeftU,o.lowerLeftV,o.usize,o.vsize),r.viewport(o.lowerLeftU,o.lowerLeftV,o.usize,o.vsize),n&&r.clear(n),r.enable(r.DEPTH_TEST)},e.releaseGraphicsResources=()=>{null!==t.selector&&t.selector.releaseGraphicsResources()},e.setOpenGLRenderWindow=n=>{t._openGLRenderWindow!==n&&(e.releaseGraphicsResources(),t._openGLRenderWindow=n,t.context=null,n&&(t.context=t._openGLRenderWindow.getContext()))}}const fn={context:null,selector:null};const gn=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,fn,n),Yt.extend(e,t,n),Tt(e,t,["shaderCache"]),St(e,t,["selector"]),wt(0,t,["openGLRenderWindow"]),pn(e,t)}),"vtkOpenGLRenderer");function mn(e,t){t.classHierarchy.push("vtkOpenGLActor"),e.buildPass=n=>{if(n){t._openGLRenderWindow=e.getFirstAncestorOfType("vtkOpenGLRenderWindow"),t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t.context=t._openGLRenderWindow.getContext(),e.prepareNodes(),e.addMissingNodes(t.renderable.getTextures()),e.addMissingNode(t.renderable.getMapper()),e.removeUnusedNodes(),t.ogltextures=null,t.activeTextures=null;for(let e=0;e<t.children.length;e++){const n=t.children[e];n.isA("vtkOpenGLTexture")?(t.ogltextures||(t.ogltextures=[]),t.ogltextures.push(n)):t.oglmapper=n}}},e.traverseZBufferPass=n=>{t.renderable&&t.renderable.getNestedVisibility()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&&(e.apply(n,!0),t.oglmapper.traverse(n),e.apply(n,!1))},e.traverseOpaqueZBufferPass=t=>e.traverseOpaquePass(t),e.traverseOpaquePass=n=>{t.renderable&&t.renderable.getNestedVisibility()&&t.renderable.getIsOpaque()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&&(e.apply(n,!0),t.oglmapper.traverse(n),e.apply(n,!1))},e.traverseTranslucentPass=n=>{!t.renderable||!t.renderable.getNestedVisibility()||t.renderable.getIsOpaque()||t._openGLRenderer.getSelector()&&!t.renderable.getNestedPickable()||(e.apply(n,!0),t.oglmapper.traverse(n),e.apply(n,!1))},e.activateTextures=()=>{if(t.ogltextures){t.activeTextures=[];for(let e=0;e<t.ogltextures.length;e++){const n=t.ogltextures[e];n.render(),n.getHandle()&&t.activeTextures.push(n)}}},e.queryPass=(e,n)=>{if(e){if(!t.renderable||!t.renderable.getVisibility())return;t.renderable.getIsOpaque()?n.incrementOpaqueActorCount():n.incrementTranslucentActorCount()}},e.zBufferPass=(t,n)=>e.opaquePass(t,n),e.opaqueZBufferPass=(t,n)=>e.opaquePass(t,n),e.opaquePass=(n,r)=>{if(n)t.context.depthMask(!0),e.activateTextures();else if(t.activeTextures)for(let e=0;e<t.activeTextures.length;e++)t.activeTextures[e].deactivate()},e.translucentPass=(n,r)=>{if(n)t.context.depthMask(!1),e.activateTextures();else if(t.activeTextures)for(let e=0;e<t.activeTextures.length;e++)t.activeTextures[e].deactivate()},e.getKeyMatrices=()=>(t.renderable.getMTime()>t.keyMatrixTime.getMTime()&&(t.renderable.computeMatrix(),d(t.keyMatrices.mcwc,t.renderable.getMatrix()),m(t.keyMatrices.mcwc,t.keyMatrices.mcwc),t.renderable.getIsIdentity()?pe(t.keyMatrices.normalMatrix):(se(t.keyMatrices.normalMatrix,t.keyMatrices.mcwc),ge(t.keyMatrices.normalMatrix,t.keyMatrices.normalMatrix),fe(t.keyMatrices.normalMatrix,t.keyMatrices.normalMatrix)),t.keyMatrixTime.modified()),t.keyMatrices)}nn("vtkRenderer",gn);const hn={context:null,keyMatrixTime:null,keyMatrices:null,activeTextures:null};const vn=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,hn,n),Yt.extend(e,t,n),t.keyMatrixTime={},vt(t.keyMatrixTime,{mtime:0}),t.keyMatrices={normalMatrix:pe(new Float64Array(9)),mcwc:g(new Float64Array(16))},St(e,t,["context"]),Tt(e,t,["activeTextures"]),mn(e,t)}));function yn(e,t){t.classHierarchy.push("vtkOpenGLActor2D"),e.buildPass=n=>{if(n){if(!t.renderable)return;t._openGLRenderWindow=e.getFirstAncestorOfType("vtkOpenGLRenderWindow"),t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t.context=t._openGLRenderWindow.getContext(),e.prepareNodes(),e.addMissingNodes(t.renderable.getTextures()),e.addMissingNode(t.renderable.getMapper()),e.removeUnusedNodes(),t.ogltextures=null,t.activeTextures=null;for(let e=0;e<t.children.length;e++){const n=t.children[e];n.isA("vtkOpenGLTexture")?(t.ogltextures||(t.ogltextures=[]),t.ogltextures.push(n)):t.oglmapper=n}}},e.queryPass=(e,n)=>{if(e){if(!t.renderable||!t.renderable.getVisibility())return;n.incrementOverlayActorCount()}},e.traverseOpaquePass=n=>{t.oglmapper&&t.renderable&&t.renderable.getNestedVisibility()&&t.renderable.getIsOpaque()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&&(e.apply(n,!0),t.oglmapper.traverse(n),e.apply(n,!1))},e.traverseTranslucentPass=n=>{t.oglmapper&&t.renderable&&t.renderable.getNestedVisibility()&&!t.renderable.getIsOpaque()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&&(e.apply(n,!0),t.oglmapper.traverse(n),e.apply(n,!1))},e.traverseOverlayPass=n=>{t.oglmapper&&t.renderable&&t.renderable.getNestedVisibility()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable)&&(e.apply(n,!0),t.oglmapper.traverse(n),e.apply(n,!1))},e.activateTextures=()=>{if(t.ogltextures){t.activeTextures=[];for(let e=0;e<t.ogltextures.length;e++){const n=t.ogltextures[e];n.render(),n.getHandle()&&t.activeTextures.push(n)}}},e.opaquePass=(n,r)=>{if(n)t.context.depthMask(!0),e.activateTextures();else if(t.activeTextures)for(let e=0;e<t.activeTextures.length;e++)t.activeTextures[e].deactivate()},e.translucentPass=(n,r)=>{if(n)t.context.depthMask(!1),e.activateTextures();else if(t.activeTextures)for(let e=0;e<t.activeTextures.length;e++)t.activeTextures[e].deactivate()},e.overlayPass=(n,r)=>{if(n)t.context.depthMask(!0),e.activateTextures();else if(t.activeTextures)for(let e=0;e<t.activeTextures.length;e++)t.activeTextures[e].deactivate()}}nn("vtkActor",vn);const Tn={context:null,activeTextures:null};const bn=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Tn,n),Yt.extend(e,t,n),St(e,t,["context"]),Tt(e,t,["activeTextures"]),yn(e,t)}));function xn(){var e=new i(3);return i!=Float32Array&&(e[0]=0,e[1]=0,e[2]=0),e}function Cn(e){var t=e[0],n=e[1],r=e[2];return Math.hypot(t,n,r)}function Sn(e,t,n){var r=new i(3);return r[0]=e,r[1]=t,r[2]=n,r}function An(e,t,n,r){return e[0]=t,e[1]=n,e[2]=r,e}function In(e,t,n){return e[0]=t[0]+n[0],e[1]=t[1]+n[1],e[2]=t[2]+n[2],e}function Pn(e,t,n){return e[0]=t[0]-n[0],e[1]=t[1]-n[1],e[2]=t[2]-n[2],e}function wn(e,t,n){return e[0]=t[0]*n,e[1]=t[1]*n,e[2]=t[2]*n,e}function On(e,t){return e[0]=1/t[0],e[1]=1/t[1],e[2]=1/t[2],e}function Mn(e,t){var n=t[0],r=t[1],o=t[2],a=n*n+r*r+o*o;return a>0&&(a=1/Math.sqrt(a)),e[0]=t[0]*a,e[1]=t[1]*a,e[2]=t[2]*a,e}function Rn(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}function Dn(e,t,n){var r=t[0],o=t[1],a=t[2],i=n[0],s=n[1],l=n[2];return e[0]=o*l-a*s,e[1]=a*i-r*l,e[2]=r*s-o*i,e}function En(e,t,n){var r=t[0],o=t[1],a=t[2],i=n[3]*r+n[7]*o+n[11]*a+n[15];return i=i||1,e[0]=(n[0]*r+n[4]*o+n[8]*a+n[12])/i,e[1]=(n[1]*r+n[5]*o+n[9]*a+n[13])/i,e[2]=(n[2]*r+n[6]*o+n[10]*a+n[14])/i,e}function Vn(e,t,n){var r=t[0],o=t[1],a=t[2];return e[0]=r*n[0]+o*n[3]+a*n[6],e[1]=r*n[1]+o*n[4]+a*n[7],e[2]=r*n[2]+o*n[5]+a*n[8],e}function Ln(e,t){return e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]}function Bn(e,t){var n=e[0],r=e[1],o=e[2],i=t[0],s=t[1],l=t[2];return Math.abs(n-i)<=a*Math.max(1,Math.abs(n),Math.abs(i))&&Math.abs(r-s)<=a*Math.max(1,Math.abs(r),Math.abs(s))&&Math.abs(o-l)<=a*Math.max(1,Math.abs(o),Math.abs(l))}nn("vtkActor2D",bn);var Nn=Pn,_n=(xn(),Math.sqrt(50)),Fn=Math.sqrt(10),kn=Math.sqrt(2);function Gn(e,t,n){var r=(t-e)/Math.max(0,n),o=Math.floor(Math.log(r)/Math.LN10),a=r/Math.pow(10,o);return o>=0?(a>=_n?10:a>=Fn?5:a>=kn?2:1)*Math.pow(10,o):-Math.pow(10,-o)/(a>=_n?10:a>=Fn?5:a>=kn?2:1)}function Un(e,t){return null==e||null==t?NaN:e<t?-1:e>t?1:e>=t?0:NaN}function zn(e){let t=e,n=e,r=e;function o(e,t,o=0,a=e.length){if(o<a){if(0!==n(t,t))return a;do{const n=o+a>>>1;r(e[n],t)<0?o=n+1:a=n}while(o<a)}return o}return 1===e.length&&(t=(t,n)=>e(t)-n,n=Un,r=(t,n)=>Un(e(t),n)),{left:o,center:function(e,n,r=0,a=e.length){const i=o(e,n,r,a-1);return i>r&&t(e[i-1],n)>-t(e[i],n)?i-1:i},right:function(e,t,o=0,a=e.length){if(o<a){if(0!==n(t,t))return a;do{const n=o+a>>>1;r(e[n],t)<=0?o=n+1:a=n}while(o<a)}return o}}}const Wn=zn(Un),Hn=Wn.right;Wn.left,zn((function(e){return null===e?NaN:+e})).center;var jn=Hn;function Kn(e,t,n){e.prototype=t.prototype=n,n.constructor=e}function $n(e,t){var n=Object.create(e.prototype);for(var r in t)n[r]=t[r];return n}function qn(){}var Xn=.7,Yn=1/Xn,Zn="\\s*([+-]?\\d+)\\s*",Qn="\\s*([+-]?(?:\\d*\\.)?\\d+(?:[eE][+-]?\\d+)?)\\s*",Jn="\\s*([+-]?(?:\\d*\\.)?\\d+(?:[eE][+-]?\\d+)?)%\\s*",er=/^#([0-9a-f]{3,8})$/,tr=new RegExp(`^rgb\\(${Zn},${Zn},${Zn}\\)$`),nr=new RegExp(`^rgb\\(${Jn},${Jn},${Jn}\\)$`),rr=new RegExp(`^rgba\\(${Zn},${Zn},${Zn},${Qn}\\)$`),or=new RegExp(`^rgba\\(${Jn},${Jn},${Jn},${Qn}\\)$`),ar=new RegExp(`^hsl\\(${Qn},${Jn},${Jn}\\)$`),ir=new RegExp(`^hsla\\(${Qn},${Jn},${Jn},${Qn}\\)$`),sr={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074};function lr(){return this.rgb().formatHex()}function cr(){return this.rgb().formatRgb()}function ur(e){var t,n;return e=(e+"").trim().toLowerCase(),(t=er.exec(e))?(n=t[1].length,t=parseInt(t[1],16),6===n?dr(t):3===n?new mr(t>>8&15|t>>4&240,t>>4&15|240&t,(15&t)<<4|15&t,1):8===n?pr(t>>24&255,t>>16&255,t>>8&255,(255&t)/255):4===n?pr(t>>12&15|t>>8&240,t>>8&15|t>>4&240,t>>4&15|240&t,((15&t)<<4|15&t)/255):null):(t=tr.exec(e))?new mr(t[1],t[2],t[3],1):(t=nr.exec(e))?new mr(255*t[1]/100,255*t[2]/100,255*t[3]/100,1):(t=rr.exec(e))?pr(t[1],t[2],t[3],t[4]):(t=or.exec(e))?pr(255*t[1]/100,255*t[2]/100,255*t[3]/100,t[4]):(t=ar.exec(e))?xr(t[1],t[2]/100,t[3]/100,1):(t=ir.exec(e))?xr(t[1],t[2]/100,t[3]/100,t[4]):sr.hasOwnProperty(e)?dr(sr[e]):"transparent"===e?new mr(NaN,NaN,NaN,0):null}function dr(e){return new mr(e>>16&255,e>>8&255,255&e,1)}function pr(e,t,n,r){return r<=0&&(e=t=n=NaN),new mr(e,t,n,r)}function fr(e){return e instanceof qn||(e=ur(e)),e?new mr((e=e.rgb()).r,e.g,e.b,e.opacity):new mr}function gr(e,t,n,r){return 1===arguments.length?fr(e):new mr(e,t,n,null==r?1:r)}function mr(e,t,n,r){this.r=+e,this.g=+t,this.b=+n,this.opacity=+r}function hr(){return`#${br(this.r)}${br(this.g)}${br(this.b)}`}function vr(){const e=yr(this.opacity);return`${1===e?"rgb(":"rgba("}${Tr(this.r)}, ${Tr(this.g)}, ${Tr(this.b)}${1===e?")":`, ${e})`}`}function yr(e){return isNaN(e)?1:Math.max(0,Math.min(1,e))}function Tr(e){return Math.max(0,Math.min(255,Math.round(e)||0))}function br(e){return((e=Tr(e))<16?"0":"")+e.toString(16)}function xr(e,t,n,r){return r<=0?e=t=n=NaN:n<=0||n>=1?e=t=NaN:t<=0&&(e=NaN),new Sr(e,t,n,r)}function Cr(e){if(e instanceof Sr)return new Sr(e.h,e.s,e.l,e.opacity);if(e instanceof qn||(e=ur(e)),!e)return new Sr;if(e instanceof Sr)return e;var t=(e=e.rgb()).r/255,n=e.g/255,r=e.b/255,o=Math.min(t,n,r),a=Math.max(t,n,r),i=NaN,s=a-o,l=(a+o)/2;return s?(i=t===a?(n-r)/s+6*(n<r):n===a?(r-t)/s+2:(t-n)/s+4,s/=l<.5?a+o:2-a-o,i*=60):s=l>0&&l<1?0:i,new Sr(i,s,l,e.opacity)}function Sr(e,t,n,r){this.h=+e,this.s=+t,this.l=+n,this.opacity=+r}function Ar(e){return(e=(e||0)%360)<0?e+360:e}function Ir(e){return Math.max(0,Math.min(1,e||0))}function Pr(e,t,n){return 255*(e<60?t+(n-t)*e/60:e<180?n:e<240?t+(n-t)*(240-e)/60:t)}function wr(e,t,n,r,o){var a=e*e,i=a*e;return((1-3*e+3*a-i)*t+(4-6*a+3*i)*n+(1+3*e+3*a-3*i)*r+i*o)/6}Kn(qn,ur,{copy(e){return Object.assign(new this.constructor,this,e)},displayable(){return this.rgb().displayable()},hex:lr,formatHex:lr,formatHex8:function(){return this.rgb().formatHex8()},formatHsl:function(){return Cr(this).formatHsl()},formatRgb:cr,toString:cr}),Kn(mr,gr,$n(qn,{brighter(e){return e=null==e?Yn:Math.pow(Yn,e),new mr(this.r*e,this.g*e,this.b*e,this.opacity)},darker(e){return e=null==e?Xn:Math.pow(Xn,e),new mr(this.r*e,this.g*e,this.b*e,this.opacity)},rgb(){return this},clamp(){return new mr(Tr(this.r),Tr(this.g),Tr(this.b),yr(this.opacity))},displayable(){return-.5<=this.r&&this.r<255.5&&-.5<=this.g&&this.g<255.5&&-.5<=this.b&&this.b<255.5&&0<=this.opacity&&this.opacity<=1},hex:hr,formatHex:hr,formatHex8:function(){return`#${br(this.r)}${br(this.g)}${br(this.b)}${br(255*(isNaN(this.opacity)?1:this.opacity))}`},formatRgb:vr,toString:vr})),Kn(Sr,(function(e,t,n,r){return 1===arguments.length?Cr(e):new Sr(e,t,n,null==r?1:r)}),$n(qn,{brighter(e){return e=null==e?Yn:Math.pow(Yn,e),new Sr(this.h,this.s,this.l*e,this.opacity)},darker(e){return e=null==e?Xn:Math.pow(Xn,e),new Sr(this.h,this.s,this.l*e,this.opacity)},rgb(){var e=this.h%360+360*(this.h<0),t=isNaN(e)||isNaN(this.s)?0:this.s,n=this.l,r=n+(n<.5?n:1-n)*t,o=2*n-r;return new mr(Pr(e>=240?e-240:e+120,o,r),Pr(e,o,r),Pr(e<120?e+240:e-120,o,r),this.opacity)},clamp(){return new Sr(Ar(this.h),Ir(this.s),Ir(this.l),yr(this.opacity))},displayable(){return(0<=this.s&&this.s<=1||isNaN(this.s))&&0<=this.l&&this.l<=1&&0<=this.opacity&&this.opacity<=1},formatHsl(){const e=yr(this.opacity);return`${1===e?"hsl(":"hsla("}${Ar(this.h)}, ${100*Ir(this.s)}%, ${100*Ir(this.l)}%${1===e?")":`, ${e})`}`}}));var Or=e=>()=>e;function Mr(e,t){var n=t-e;return n?function(e,t){return function(n){return e+n*t}}(e,n):Or(isNaN(e)?t:e)}var Rr=function e(t){var n=function(e){return 1==(e=+e)?Mr:function(t,n){return n-t?function(e,t,n){return e=Math.pow(e,n),t=Math.pow(t,n)-e,n=1/n,function(r){return Math.pow(e+r*t,n)}}(t,n,e):Or(isNaN(t)?n:t)}}(t);function r(e,t){var r=n((e=gr(e)).r,(t=gr(t)).r),o=n(e.g,t.g),a=n(e.b,t.b),i=Mr(e.opacity,t.opacity);return function(t){return e.r=r(t),e.g=o(t),e.b=a(t),e.opacity=i(t),e+""}}return r.gamma=e,r}(1);function Dr(e){return function(t){var n,r,o=t.length,a=new Array(o),i=new Array(o),s=new Array(o);for(n=0;n<o;++n)r=gr(t[n]),a[n]=r.r||0,i[n]=r.g||0,s[n]=r.b||0;return a=e(a),i=e(i),s=e(s),r.opacity=1,function(e){return r.r=a(e),r.g=i(e),r.b=s(e),r+""}}}function Er(e,t){var n,r=t?t.length:0,o=e?Math.min(r,e.length):0,a=new Array(o),i=new Array(r);for(n=0;n<o;++n)a[n]=Gr(e[n],t[n]);for(;n<r;++n)i[n]=t[n];return function(e){for(n=0;n<o;++n)i[n]=a[n](e);return i}}function Vr(e,t){var n=new Date;return e=+e,t=+t,function(r){return n.setTime(e*(1-r)+t*r),n}}function Lr(e,t){return e=+e,t=+t,function(n){return e*(1-n)+t*n}}function Br(e,t){var n,r={},o={};for(n in null!==e&&"object"==typeof e||(e={}),null!==t&&"object"==typeof t||(t={}),t)n in e?r[n]=Gr(e[n],t[n]):o[n]=t[n];return function(e){for(n in r)o[n]=r[n](e);return o}}Dr((function(e){var t=e.length-1;return function(n){var r=n<=0?n=0:n>=1?(n=1,t-1):Math.floor(n*t),o=e[r],a=e[r+1],i=r>0?e[r-1]:2*o-a,s=r<t-1?e[r+2]:2*a-o;return wr((n-r/t)*t,i,o,a,s)}})),Dr((function(e){var t=e.length;return function(n){var r=Math.floor(((n%=1)<0?++n:n)*t),o=e[(r+t-1)%t],a=e[r%t],i=e[(r+1)%t],s=e[(r+2)%t];return wr((n-r/t)*t,o,a,i,s)}}));var Nr=/[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g,_r=new RegExp(Nr.source,"g");function Fr(e,t){var n,r,o,a=Nr.lastIndex=_r.lastIndex=0,i=-1,s=[],l=[];for(e+="",t+="";(n=Nr.exec(e))&&(r=_r.exec(t));)(o=r.index)>a&&(o=t.slice(a,o),s[i]?s[i]+=o:s[++i]=o),(n=n[0])===(r=r[0])?s[i]?s[i]+=r:s[++i]=r:(s[++i]=null,l.push({i:i,x:Lr(n,r)})),a=_r.lastIndex;return a<t.length&&(o=t.slice(a),s[i]?s[i]+=o:s[++i]=o),s.length<2?l[0]?function(e){return function(t){return e(t)+""}}(l[0].x):function(e){return function(){return e}}(t):(t=l.length,function(e){for(var n,r=0;r<t;++r)s[(n=l[r]).i]=n.x(e);return s.join("")})}function kr(e,t){t||(t=[]);var n,r=e?Math.min(t.length,e.length):0,o=t.slice();return function(a){for(n=0;n<r;++n)o[n]=e[n]*(1-a)+t[n]*a;return o}}function Gr(e,t){var n,r=typeof t;return null==t||"boolean"===r?Or(t):("number"===r?Lr:"string"===r?(n=ur(t))?(t=n,Rr):Fr:t instanceof ur?Rr:t instanceof Date?Vr:function(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)}(t)?kr:Array.isArray(t)?Er:"function"!=typeof t.valueOf&&"function"!=typeof t.toString||isNaN(t)?Br:Lr)(e,t)}function Ur(e,t){return e=+e,t=+t,function(n){return Math.round(e*(1-n)+t*n)}}function zr(e){return+e}var Wr=[0,1];function Hr(e){return e}function jr(e,t){return(t-=e=+e)?function(n){return(n-e)/t}:function(e){return function(){return e}}(isNaN(t)?NaN:.5)}function Kr(e,t,n){var r=e[0],o=e[1],a=t[0],i=t[1];return o<r?(r=jr(o,r),a=n(i,a)):(r=jr(r,o),a=n(a,i)),function(e){return a(r(e))}}function $r(e,t,n){var r=Math.min(e.length,t.length)-1,o=new Array(r),a=new Array(r),i=-1;for(e[r]<e[0]&&(e=e.slice().reverse(),t=t.slice().reverse());++i<r;)o[i]=jr(e[i],e[i+1]),a[i]=n(t[i],t[i+1]);return function(t){var n=jn(e,t,1,r)-1;return a[n](o[n](t))}}function qr(e,t){return t.domain(e.domain()).range(e.range()).interpolate(e.interpolate()).clamp(e.clamp()).unknown(e.unknown())}function Xr(){return function(){var e,t,n,r,o,a,i=Wr,s=Wr,l=Gr,c=Hr;function u(){var e,t,n,l=Math.min(i.length,s.length);return c!==Hr&&(e=i[0],t=i[l-1],e>t&&(n=e,e=t,t=n),c=function(n){return Math.max(e,Math.min(t,n))}),r=l>2?$r:Kr,o=a=null,d}function d(t){return null==t||isNaN(t=+t)?n:(o||(o=r(i.map(e),s,l)))(e(c(t)))}return d.invert=function(n){return c(t((a||(a=r(s,i.map(e),Lr)))(n)))},d.domain=function(e){return arguments.length?(i=Array.from(e,zr),u()):i.slice()},d.range=function(e){return arguments.length?(s=Array.from(e),u()):s.slice()},d.rangeRound=function(e){return s=Array.from(e),l=Ur,u()},d.clamp=function(e){return arguments.length?(c=!!e||Hr,u()):c!==Hr},d.interpolate=function(e){return arguments.length?(l=e,u()):l},d.unknown=function(e){return arguments.length?(n=e,d):n},function(n,r){return e=n,t=r,u()}}()(Hr,Hr)}function Yr(e,t){switch(arguments.length){case 0:break;case 1:this.range(e);break;default:this.range(t).domain(e)}return this}var Zr,Qr=/^(?:(.)?([<>=^]))?([+\-( ])?([$#])?(0)?(\d+)?(,)?(\.\d+)?(~)?([a-z%])?$/i;function Jr(e){if(!(t=Qr.exec(e)))throw new Error("invalid format: "+e);var t;return new eo({fill:t[1],align:t[2],sign:t[3],symbol:t[4],zero:t[5],width:t[6],comma:t[7],precision:t[8]&&t[8].slice(1),trim:t[9],type:t[10]})}function eo(e){this.fill=void 0===e.fill?" ":e.fill+"",this.align=void 0===e.align?">":e.align+"",this.sign=void 0===e.sign?"-":e.sign+"",this.symbol=void 0===e.symbol?"":e.symbol+"",this.zero=!!e.zero,this.width=void 0===e.width?void 0:+e.width,this.comma=!!e.comma,this.precision=void 0===e.precision?void 0:+e.precision,this.trim=!!e.trim,this.type=void 0===e.type?"":e.type+""}function to(e,t){if((n=(e=t?e.toExponential(t-1):e.toExponential()).indexOf("e"))<0)return null;var n,r=e.slice(0,n);return[r.length>1?r[0]+r.slice(2):r,+e.slice(n+1)]}function no(e){return(e=to(Math.abs(e)))?e[1]:NaN}function ro(e,t){var n=to(e,t);if(!n)return e+"";var r=n[0],o=n[1];return o<0?"0."+new Array(-o).join("0")+r:r.length>o+1?r.slice(0,o+1)+"."+r.slice(o+1):r+new Array(o-r.length+2).join("0")}Jr.prototype=eo.prototype,eo.prototype.toString=function(){return this.fill+this.align+this.sign+this.symbol+(this.zero?"0":"")+(void 0===this.width?"":Math.max(1,0|this.width))+(this.comma?",":"")+(void 0===this.precision?"":"."+Math.max(0,0|this.precision))+(this.trim?"~":"")+this.type};var oo={"%":(e,t)=>(100*e).toFixed(t),b:e=>Math.round(e).toString(2),c:e=>e+"",d:function(e){return Math.abs(e=Math.round(e))>=1e21?e.toLocaleString("en").replace(/,/g,""):e.toString(10)},e:(e,t)=>e.toExponential(t),f:(e,t)=>e.toFixed(t),g:(e,t)=>e.toPrecision(t),o:e=>Math.round(e).toString(8),p:(e,t)=>ro(100*e,t),r:ro,s:function(e,t){var n=to(e,t);if(!n)return e+"";var r=n[0],o=n[1],a=o-(Zr=3*Math.max(-8,Math.min(8,Math.floor(o/3))))+1,i=r.length;return a===i?r:a>i?r+new Array(a-i+1).join("0"):a>0?r.slice(0,a)+"."+r.slice(a):"0."+new Array(1-a).join("0")+to(e,Math.max(0,t+a-1))[0]},X:e=>Math.round(e).toString(16).toUpperCase(),x:e=>Math.round(e).toString(16)};function ao(e){return e}var io,so,lo,co=Array.prototype.map,uo=["y","z","a","f","p","n","µ","m","","k","M","G","T","P","E","Z","Y"];function po(e){var t=e.domain;return e.ticks=function(e){var n=t();return function(e,t,n){var r,o,a,i,s=-1;if(n=+n,(e=+e)==(t=+t)&&n>0)return[e];if((r=t<e)&&(o=e,e=t,t=o),0===(i=Gn(e,t,n))||!isFinite(i))return[];if(i>0){let n=Math.round(e/i),r=Math.round(t/i);for(n*i<e&&++n,r*i>t&&--r,a=new Array(o=r-n+1);++s<o;)a[s]=(n+s)*i}else{i=-i;let n=Math.round(e*i),r=Math.round(t*i);for(n/i<e&&++n,r/i>t&&--r,a=new Array(o=r-n+1);++s<o;)a[s]=(n+s)/i}return r&&a.reverse(),a}(n[0],n[n.length-1],null==e?10:e)},e.tickFormat=function(e,n){var r=t();return function(e,t,n,r){var o,a=function(e,t,n){var r=Math.abs(t-e)/Math.max(0,n),o=Math.pow(10,Math.floor(Math.log(r)/Math.LN10)),a=r/o;return a>=_n?o*=10:a>=Fn?o*=5:a>=kn&&(o*=2),t<e?-o:o}(e,t,n);switch((r=Jr(null==r?",f":r)).type){case"s":var i=Math.max(Math.abs(e),Math.abs(t));return null!=r.precision||isNaN(o=function(e,t){return Math.max(0,3*Math.max(-8,Math.min(8,Math.floor(no(t)/3)))-no(Math.abs(e)))}(a,i))||(r.precision=o),lo(r,i);case"":case"e":case"g":case"p":case"r":null!=r.precision||isNaN(o=function(e,t){return e=Math.abs(e),t=Math.abs(t)-e,Math.max(0,no(t)-no(e))+1}(a,Math.max(Math.abs(e),Math.abs(t))))||(r.precision=o-("e"===r.type));break;case"f":case"%":null!=r.precision||isNaN(o=function(e){return Math.max(0,-no(Math.abs(e)))}(a))||(r.precision=o-2*("%"===r.type))}return so(r)}(r[0],r[r.length-1],null==e?10:e,n)},e.nice=function(n){null==n&&(n=10);var r,o,a=t(),i=0,s=a.length-1,l=a[i],c=a[s],u=10;for(c<l&&(o=l,l=c,c=o,o=i,i=s,s=o);u-- >0;){if((o=Gn(l,c,n))===r)return a[i]=l,a[s]=c,t(a);if(o>0)l=Math.floor(l/o)*o,c=Math.ceil(c/o)*o;else{if(!(o<0))break;l=Math.ceil(l*o)/o,c=Math.floor(c*o)/o}r=o}return e},e}function fo(){var e=Xr();return e.copy=function(){return qr(e,fo())},Yr.apply(e,arguments),po(e)}io=function(e){var t,n,r=void 0===e.grouping||void 0===e.thousands?ao:(t=co.call(e.grouping,Number),n=e.thousands+"",function(e,r){for(var o=e.length,a=[],i=0,s=t[0],l=0;o>0&&s>0&&(l+s+1>r&&(s=Math.max(1,r-l)),a.push(e.substring(o-=s,o+s)),!((l+=s+1)>r));)s=t[i=(i+1)%t.length];return a.reverse().join(n)}),o=void 0===e.currency?"":e.currency[0]+"",a=void 0===e.currency?"":e.currency[1]+"",i=void 0===e.decimal?".":e.decimal+"",s=void 0===e.numerals?ao:function(e){return function(t){return t.replace(/[0-9]/g,(function(t){return e[+t]}))}}(co.call(e.numerals,String)),l=void 0===e.percent?"%":e.percent+"",c=void 0===e.minus?"−":e.minus+"",u=void 0===e.nan?"NaN":e.nan+"";function d(e){var t=(e=Jr(e)).fill,n=e.align,d=e.sign,p=e.symbol,f=e.zero,g=e.width,m=e.comma,h=e.precision,v=e.trim,y=e.type;"n"===y?(m=!0,y="g"):oo[y]||(void 0===h&&(h=12),v=!0,y="g"),(f||"0"===t&&"="===n)&&(f=!0,t="0",n="=");var T="$"===p?o:"#"===p&&/[boxX]/.test(y)?"0"+y.toLowerCase():"",b="$"===p?a:/[%p]/.test(y)?l:"",x=oo[y],C=/[defgprs%]/.test(y);function S(e){var o,a,l,p=T,S=b;if("c"===y)S=x(e)+S,e="";else{var A=(e=+e)<0||1/e<0;if(e=isNaN(e)?u:x(Math.abs(e),h),v&&(e=function(e){e:for(var t,n=e.length,r=1,o=-1;r<n;++r)switch(e[r]){case".":o=t=r;break;case"0":0===o&&(o=r),t=r;break;default:if(!+e[r])break e;o>0&&(o=0)}return o>0?e.slice(0,o)+e.slice(t+1):e}(e)),A&&0==+e&&"+"!==d&&(A=!1),p=(A?"("===d?d:c:"-"===d||"("===d?"":d)+p,S=("s"===y?uo[8+Zr/3]:"")+S+(A&&"("===d?")":""),C)for(o=-1,a=e.length;++o<a;)if(48>(l=e.charCodeAt(o))||l>57){S=(46===l?i+e.slice(o+1):e.slice(o))+S,e=e.slice(0,o);break}}m&&!f&&(e=r(e,1/0));var I=p.length+e.length+S.length,P=I<g?new Array(g-I+1).join(t):"";switch(m&&f&&(e=r(P+e,P.length?g-S.length:1/0),P=""),n){case"<":e=p+e+S+P;break;case"=":e=p+P+e+S;break;case"^":e=P.slice(0,I=P.length>>1)+p+e+S+P.slice(I);break;default:e=P+p+e+S}return s(e)}return h=void 0===h?6:/[gprs]/.test(y)?Math.max(1,Math.min(21,h)):Math.max(0,Math.min(20,h)),S.toString=function(){return e+""},S}return{format:d,formatPrefix:function(e,t){var n=d(((e=Jr(e)).type="f",e)),r=3*Math.max(-8,Math.min(8,Math.floor(no(t)/3))),o=Math.pow(10,-r),a=uo[8+r/3];return function(e){return n(o*e)+a}}}}({thousands:",",grouping:[3],currency:["$",""]}),so=io.format,lo=io.formatPrefix;var go=n(640),mo=n.n(go);const ho=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],vo=[1,0,0,0,1,0,0,0,1],yo=1e-6,To=1e-12,{vtkErrorMacro:bo,vtkWarningMacro:xo}=Ht;let Co=0;function So(e){return()=>bo(`vtkMath::${e} - NOT IMPLEMENTED`)}function Ao(e,t,n,r){let o;for(let a=0;a<t;a++)o=e[n*t+a],e[n*t+a]=e[r*t+a],e[r*t+a]=o}function Io(e,t,n,r){let o;for(let a=0;a<t;a++)o=e[a*t+n],e[a*t+n]=e[a*t+r],e[a*t+r]=o}function Po(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:3;const t=Array(e);for(let n=0;n<e;++n)t[n]=0;return t}function wo(e){return e/180*Math.PI}function Oo(e){return 180*e/Math.PI}const{round:Mo,floor:Ro,ceil:Do,min:Eo,max:Vo}=Math;const Lo=So("ceilLog2"),Bo=So("factorial");function No(e){let t=1;for(;t<e;)t*=2;return t}function _o(e){return e===No(e)}const Fo=So("gaussian");function ko(e,t,n){return n[0]=e[0]+t[0],n[1]=e[1]+t[1],n[2]=e[2]+t[2],n}function Go(e,t,n){return n[0]=e[0]-t[0],n[1]=e[1]-t[1],n[2]=e[2]-t[2],n}function Uo(e,t){return e[0]*=t,e[1]*=t,e[2]*=t,e}function zo(e,t){return e[0]*=t,e[1]*=t,e}function Wo(e,t,n,r){return r[0]=e[0]+t[0]*n,r[1]=e[1]+t[1]*n,r[2]=e[2]+t[2]*n,r}function Ho(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}function jo(e,t,n){const r=e[1]*t[2]-e[2]*t[1],o=e[2]*t[0]-e[0]*t[2],a=e[0]*t[1]-e[1]*t[0];return n[0]=r,n[1]=o,n[2]=a,n}function Ko(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:3;switch(t){case 1:return Math.abs(e);case 2:return Math.sqrt(e[0]*e[0]+e[1]*e[1]);case 3:return Math.sqrt(e[0]*e[0]+e[1]*e[1]+e[2]*e[2]);default:{let n=0;for(let r=0;r<t;r++)n+=e[r]*e[r];return Math.sqrt(n)}}}function $o(e){const t=Ko(e);return 0!==t&&(e[0]/=t,e[1]/=t,e[2]/=t),t}function qo(e,t){return e[0]*t[0]+e[1]*t[1]}function Xo(e,t){return(e[0]-t[0])*(e[0]-t[0])+(e[1]-t[1])*(e[1]-t[1])+(e[2]-t[2])*(e[2]-t[2])}function Yo(e){return Math.sqrt(e[0]*e[0]+e[1]*e[1])}function Zo(e){const t=Yo(e);return 0!==t&&(e[0]/=t,e[1]/=t),t}function Qo(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];return 2===t.length?t[0][0]*t[1][1]-t[1][0]*t[0][1]:4===t.length?t[0]*t[3]-t[1]*t[2]:Number.NaN}function Jo(e,t,n){const r=e[0]*t[0]+e[1]*t[1]+e[2]*t[2],o=e[3]*t[0]+e[4]*t[1]+e[5]*t[2],a=e[6]*t[0]+e[7]*t[1]+e[8]*t[2];n[0]=r,n[1]=o,n[2]=a}function ea(e,t,n){const r=[...e],o=[...t];for(let e=0;e<3;e++)n[e]=r[0]*o[e]+r[1]*o[e+3]+r[2]*o[e+6],n[e+3]=r[3]*o[e]+r[4]*o[e+3]+r[5]*o[e+6],n[e+6]=r[6]*o[e]+r[7]*o[e+3]+r[8]*o[e+6]}function ta(e,t){let n;n=e[3],t[3]=e[1],t[1]=n,n=e[6],t[6]=e[2],t[2]=n,n=e[7],t[7]=e[5],t[5]=n,t[0]=e[0],t[4]=e[4],t[8]=e[8]}function na(e){return e[0]*e[4]*e[8]+e[3]*e[7]*e[2]+e[6]*e[1]*e[5]-e[0]*e[7]*e[5]-e[3]*e[1]*e[8]-e[6]*e[4]*e[2]}function ra(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:yo;if(e.length!==t.length)return!1;function r(e,r){return Math.abs(e-t[r])<=n}return e.every(r)}const oa=ra;function aa(e){for(let t=0;t<3;t++)e[3*t]=e[3*t+1]=e[3*t+2]=0,e[3*t+t]=1}function ia(e,t){for(let n=0;n<e;n++){for(let r=0;r<e;r++)t[n*e+r]=0;t[n*e+n]=1}return t}function sa(e,t){const n=e[0]*e[0],r=e[0]*e[1],o=e[0]*e[2],a=e[0]*e[3],i=e[1]*e[1],s=e[2]*e[2],l=e[3]*e[3],c=e[1]*e[2],u=e[1]*e[3],d=e[2]*e[3],p=i+s+l;let f=1/(n+p);const g=(n-p)*f;f*=2,t[0]=i*f+g,t[3]=(c+a)*f,t[6]=(u-o)*f,t[1]=(c-a)*f,t[4]=s*f+g,t[7]=(d+r)*f,t[2]=(u+o)*f,t[5]=(d-r)*f,t[8]=l*f+g}function la(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;if(!`${e}`.includes("e"))return+`${Math.round(`${e}e+${t}`)}e-${t}`;const n=`${e}`.split("e");let r="";return+n[1]+t>0&&(r="+"),+`${Math.round(`${+n[0]}e${r}${+n[1]+t}`)}e-${t}`}function ca(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[0,0,0],n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;return t[0]=la(e[0],n),t[1]=la(e[1],n),t[2]=la(e[2],n),t}function ua(e,t,n,r){let o,a,i,s,l,c,u,d,p,f,g,m,h,v,y,T;const b=Po(t),x=Po(t),C=(e,t,n)=>{v=e[t],h=e[n],e[t]=v-m*(h+v*f),e[n]=h+m*(v-h*f)};for(ia(t,r),l=0;l<t;l++)b[l]=n[l]=e[l+l*t],x[l]=0;for(o=0;o<20;o++){for(g=0,l=0;l<t-1;l++)for(s=l+1;s<t;s++)g+=Math.abs(e[l*t+s]);if(0===g)break;for(u=o<3?.2*g/(t*t):0,l=0;l<t-1;l++)for(s=l+1;s<t;s++)if(v=100*Math.abs(e[l*t+s]),o>3&&Math.abs(n[l])+v===Math.abs(n[l])&&Math.abs(n[s])+v===Math.abs(n[s]))e[l*t+s]=0;else if(Math.abs(e[l*t+s])>u){for(h=n[s]-n[l],Math.abs(h)+v===Math.abs(h)?p=e[l*t+s]/h:(d=.5*h/e[l*t+s],p=1/(Math.abs(d)+Math.sqrt(1+d*d)),d<0&&(p=-p)),y=1/Math.sqrt(1+p*p),m=p*y,f=m/(1+y),h=p*e[l*t+s],x[l]-=h,x[s]+=h,n[l]-=h,n[s]+=h,e[l*t+s]=0,a=0;a<=l-1;a++)C(e,a*t+l,a*t+s);for(a=l+1;a<=s-1;a++)C(e,l*t+a,a*t+s);for(a=s+1;a<t;a++)C(e,l*t+a,s*t+a);for(a=0;a<t;a++)C(r,a*t+l,a*t+s)}for(l=0;l<t;l++)b[l]+=x[l],n[l]=b[l],x[l]=0}if(o>=20)return xo("vtkMath::Jacobi: Error extracting eigenfunctions"),0;for(a=0;a<t-1;a++){for(i=a,T=n[i],o=a+1;o<t;o++)(n[o]>=T||Math.abs(n[o]-T)<To)&&(i=o,T=n[i]);i!==a&&(n[i]=n[a],n[a]=T,Io(r,t,a,i))}const S=(t>>1)+(1&t);for(c=0,o=0;o<t*t;o++)r[o]>=0&&c++;if(c<S)for(o=0;o<t;o++)r[o*t+a]*=-1;return 1}function da(e,t){const n=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];n[0]=e[0]+e[4]+e[8],n[5]=e[0]-e[4]-e[8],n[10]=-e[0]+e[4]-e[8],n[15]=-e[0]-e[4]+e[8],n[1]=n[4]=e[7]-e[5],n[2]=n[8]=e[2]-e[6],n[3]=n[12]=e[3]-e[1],n[6]=n[9]=e[3]+e[1],n[7]=n[13]=e[2]+e[6],n[11]=n[14]=e[7]+e[5];const r=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];ua([...n],4,[0,0,0,0],r),t[0]=r[0],t[1]=r[4],t[2]=r[8],t[3]=r[12]}function pa(e,t){for(let n=0;n<9;n++)t[n]=e[n];const n=Po(3),r=Po(3);let o;for(let e=0;e<3;e++){const r=Math.abs(t[3*e]),a=Math.abs(t[3*e+1]),i=Math.abs(t[3*e+2]);o=a>r?a:r,o=i>o?i:o,n[e]=1,0!==o&&(n[e]/=o)}const a=Math.abs(t[0])*n[0],i=Math.abs(t[3])*n[1],s=Math.abs(t[6])*n[2];r[0]=0,o=a,i>=o&&(o=i,r[0]=1),s>=o&&(r[0]=2),0!==r[0]&&(Io(t,3,r[0],0),n[r[0]]=n[0]);const l=Math.abs(t[4])*n[1],c=Math.abs(t[7])*n[2];r[1]=1,o=l,c>=o&&(r[1]=2,Io(t,3,1,2)),r[2]=2;let u=0;if(na(t)<0){u=1;for(let e=0;e<9;e++)t[e]=-t[e]}const d=Po(4);if(da(t,d),sa(d,t),u)for(let e=0;e<9;e++)t[e]=-t[e];1!==r[1]&&Io(t,3,r[1],1),0!==r[0]&&Io(t,3,r[0],0)}function fa(e,t,n){let r,o,a,i,s,l;if(ua([...e],3,t,n),t[0]!==t[1]||t[0]!==t[2]){for(ta(n,n),r=0;r<3;r++)if(t[(r+1)%3]===t[(r+2)%3]){for(l=Math.abs(n[3*r]),i=0,o=1;o<3;o++)l<(s=Math.abs(n[3*r+o]))&&(l=s,i=o);i!==r&&(s=t[i],t[i]=t[r],t[r]=s,Ao(n,3,r,i)),n[3*i+i]<0&&(n[3*i]=-n[3*i],n[3*i+1]=-n[3*i+1],n[3*i+2]=-n[3*i+2]),o=(i+1)%3,a=(i+2)%3,n[3*o]=0,n[3*o+1]=0,n[3*o+2]=0,n[3*o+o]=1;const e=jo([n[3*i],n[3*i+1],n[3*i+2]],[n[3*o],n[3*o+1],n[3*o+2]],[]);$o(e);const c=jo(e,[n[3*i],n[3*i+1],n[3*i+2]],[]);for(let t=0;t<3;t++)n[3*a+t]=e[t],n[3*o+t]=c[t];return void ta(n,n)}for(l=Math.abs(n[0]),i=0,r=1;r<3;r++)l<(s=Math.abs(n[3*r]))&&(l=s,i=r);if(0!==i){const e=t[i];t[i]=t[0],t[0]=e,Ao(n,3,i,0)}if(Math.abs(n[4])<Math.abs(n[7])){const e=t[2];t[2]=t[1],t[1]=e,Ao(n,3,1,2)}for(r=0;r<2;r++)n[3*r+r]<0&&(n[3*r]=-n[3*r],n[3*r+1]=-n[3*r+1],n[3*r+2]=-n[3*r+2]);na(n)<0&&(n[6]=-n[6],n[7]=-n[7],n[8]=-n[8]),ta(n,n)}else aa(n)}function ga(e,t,n){let r,o,a,i,s,l,c,u=0;const d=Po(n);for(r=0;r<n;r++){for(i=0,o=0;o<n;o++)(c=Math.abs(e[r*n+o]))>i&&(i=c);if(0===i)return xo("Unable to factor linear system"),0;d[r]=1/i}for(o=0;o<n;o++){for(r=0;r<o;r++){for(s=e[r*n+o],a=0;a<r;a++)s-=e[r*n+a]*e[a*n+o];e[r*n+o]=s}for(i=0,r=o;r<n;r++){for(s=e[r*n+o],a=0;a<o;a++)s-=e[r*n+a]*e[a*n+o];e[r*n+o]=s,(l=d[r]*Math.abs(s))>=i&&(i=l,u=r)}if(o!==u){for(a=0;a<n;a++)l=e[u*n+a],e[u*n+a]=e[o*n+a],e[o*n+a]=l;d[u]=d[o]}if(t[o]=u,Math.abs(e[o*n+o])<=To)return xo("Unable to factor linear system"),0;if(o!==n-1)for(l=1/e[o*n+o],r=o+1;r<n;r++)e[r*n+o]*=l}return 1}function ma(e,t,n,r){let o,a,i,s,l;for(i=-1,o=0;o<r;o++){if(s=t[o],l=n[s],n[s]=n[o],i>=0)for(a=i;a<=o-1;a++)l-=e[o*r+a]*n[a];else 0!==l&&(i=o);n[o]=l}for(o=r-1;o>=0;o--){for(l=n[o],a=o+1;a<r;a++)l-=e[o*r+a]*n[a];n[o]=l/e[o*r+o]}}function ha(e,t,n){if(2===n){const n=Po(2),r=Qo(e[0],e[1],e[2],e[3]);return 0===r?0:(n[0]=(e[3]*t[0]-e[1]*t[1])/r,n[1]=(-e[2]*t[0]+e[0]*t[1])/r,t[0]=n[0],t[1]=n[1],1)}if(1===n)return 0===e[0]?0:(t[0]/=e[0],1);const r=Po(n);return 0===ga(e,r,n)?0:(ma(e,r,t,n),1)}function va(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,o=arguments.length>4&&void 0!==arguments[4]?arguments[4]:null;const a=r||Po(n),i=o||Po(n);if(0===ga(e,a,n))return null;for(let r=0;r<n;r++){for(let e=0;e<n;e++)i[e]=0;i[r]=1,ma(e,a,i,n);for(let e=0;e<n;e++)t[e*n+r]=i[e]}return t}function ya(e,t,n,r){if(e<n)return xo("Insufficient number of samples. Underdetermined."),0;let o,a,i;const s=Po(n*n),l=Po(n),c=Po(n*n);for(i=0;i<e;i++)for(o=0;o<n;o++)for(a=o;a<n;a++)s[o*n+a]+=t[i*n+o]*t[i*n+a];for(o=0;o<n;o++)for(a=0;a<o;a++)s[o*n+a]=s[a*n+o];for(ua(s,n,l,c),o=0;o<n;o++)r[o]=c[o*n+n-1];return 1}function Ta(e,t){let n,r;const[o,a,i]=e,s=1/6;let l=o,c=o;a>l?l=a:a<c&&(c=a),i>l?l=i:i<c&&(c=i);const u=l;r=u>0?(l-c)/l:0,r>0?(n=o===l?s*(a-i)/(l-c):a===l?.3333333333333333+s*(i-o)/(l-c):.6666666666666666+s*(o-a)/(l-c),n<0&&(n+=1)):n=0,t[0]=n,t[1]=r,t[2]=u}function ba(e,t){const[n,r,o]=e,a=1/3,i=1/6,s=2/3,l=5/6;let c,u,d;n>i&&n<=a?(u=1,c=(a-n)/i,d=0):n>a&&n<=.5?(u=1,d=(n-a)/i,c=0):n>.5&&n<=s?(d=1,u=(s-n)/i,c=0):n>s&&n<=l?(d=1,c=(n-s)/i,u=0):n>l&&n<=1?(c=1,d=(1-n)/i,u=0):(c=1,u=n/i,d=0),c=r*c+(1-r),u=r*u+(1-r),d=r*d+(1-r),c*=o,u*=o,d*=o,t[0]=c,t[1]=u,t[2]=d}function xa(e,t){const[n,r,o]=e;let a=(n+16)/116,i=r/500+a,s=a-o/200;a**3>.008856?a**=3:a=(a-16/116)/7.787,i**3>.008856?i**=3:i=(i-16/116)/7.787,s**3>.008856?s**=3:s=(s-16/116)/7.787,t[0]=.9505*i,t[1]=1*a,t[2]=1.089*s}function Ca(e,t){const[n,r,o]=e;let a=n/.9505,i=r/1,s=o/1.089;a>.008856?a**=1/3:a=7.787*a+16/116,i>.008856?i**=1/3:i=7.787*i+16/116,s>.008856?s**=1/3:s=7.787*s+16/116,t[0]=116*i-16,t[1]=500*(a-i),t[2]=200*(i-s)}function Sa(e,t){const[n,r,o]=e;let a=3.2406*n+-1.5372*r+-.4986*o,i=-.9689*n+1.8758*r+.0415*o,s=.0557*n+-.204*r+1.057*o;a>.0031308?a=1.055*a**(1/2.4)-.055:a*=12.92,i>.0031308?i=1.055*i**(1/2.4)-.055:i*=12.92,s>.0031308?s=1.055*s**(1/2.4)-.055:s*=12.92;let l=a;l<i&&(l=i),l<s&&(l=s),l>1&&(a/=l,i/=l,s/=l),a<0&&(a=0),i<0&&(i=0),s<0&&(s=0),t[0]=a,t[1]=i,t[2]=s}function Aa(e,t){let[n,r,o]=e;n>.04045?n=((n+.055)/1.055)**2.4:n/=12.92,r>.04045?r=((r+.055)/1.055)**2.4:r/=12.92,o>.04045?o=((o+.055)/1.055)**2.4:o/=12.92,t[0]=.4124*n+.3576*r+.1805*o,t[1]=.2126*n+.7152*r+.0722*o,t[2]=.0193*n+.1192*r+.9505*o}function Ia(e,t){const n=[0,0,0];Aa(e,n),Ca(n,t)}function Pa(e,t){const n=[0,0,0];xa(e,n),Sa(n,t)}function wa(e){return e[0]=1,e[1]=-1,e[2]=1,e[3]=-1,e[4]=1,e[5]=-1,e}function Oa(e){return!(e[1]-e[0]<0)}function Ma(e,t,n){return e<t?t:e>n?n:e}function Ra(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:[0,0,0];return r[0]=Ma(e[0],t[0],n[0]),r[1]=Ma(e[1],t[1],n[1]),r[2]=Ma(e[2],t[2],n[2]),r}const Da=So("GetScalarTypeFittingRange"),Ea=So("GetAdjustedScalarRange");const Va=e=>!Number.isFinite(e),{isFinite:La,isNaN:Ba}=Number,Na=Ba;function _a(){return[].concat([Number.MAX_VALUE,-Number.MAX_VALUE,Number.MAX_VALUE,-Number.MAX_VALUE,Number.MAX_VALUE,-Number.MAX_VALUE])}function Fa(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:3;const n=new Array(t),r=new Array(t);for(let e=0;e<t;++e)n[e]=e,r[e]=e;for(let o=t-1;o>0;o--){let a=-1/0,i=0,s=0;for(let l=0;l<=o;++l){const c=n[l];for(let n=0;n<=o;++n){const o=r[n],u=Math.abs(e[c+t*o]);u>a&&(a=u,i=l,s=n)}}[n[o],n[i]]=[n[i],n[o]],[r[o],r[s]]=[r[s],r[o]]}const o=new Array(t*t).fill(0);for(let a=0;a<t;++a){const i=n[a]+t*r[a];o[i]=e[i]<0?-1:1}return o}function ka(e){const t=Math.floor(255*e);return t>15?t.toString(16):`0${t.toString(16)}`}function Ga(e){return Math.round(255*e)}var Ua={Pi:()=>Math.PI,radiansFromDegrees:wo,degreesFromRadians:Oo,round:Mo,floor:Ro,ceil:Do,ceilLog2:Lo,min:Eo,max:Vo,arrayMin:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=1/0;for(let o=t,a=e.length;o<a;o+=n)e[o]<r&&(r=e[o]);return r},arrayMax:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=-1/0;for(let o=t,a=e.length;o<a;o+=n)r<e[o]&&(r=e[o]);return r},arrayRange:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=1/0,o=-1/0;for(let a=t,i=e.length;a<i;a+=n)e[a]<r&&(r=e[a]),o<e[a]&&(o=e[a]);return[r,o]},isPowerOfTwo:_o,nearestPowerOfTwo:No,factorial:Bo,binomial:function(e,t){let n=1;for(let r=1;r<=t;++r)n*=(e-r+1)/r;return Math.floor(n)},beginCombination:function(e,t){if(e<t)return 0;const n=Po(t);for(let e=0;e<t;++e)n[e]=e;return n},nextCombination:function(e,t,n){let r=0;for(let o=t-1;o>=0;--o)if(n[o]<e-t+o){let e=n[o]+1;for(;o<t;)n[o++]=e++;r=1;break}return r},randomSeed:function(e){mo()(`${e}`,{global:!0}),Co=e},getSeed:function(){return Co},random:function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;const n=t-e;return e+n*Math.random()},gaussian:Fo,add:ko,subtract:Go,multiplyScalar:Uo,multiplyScalar2D:zo,multiplyAccumulate:Wo,multiplyAccumulate2D:function(e,t,n,r){return r[0]=e[0]+t[0]*n,r[1]=e[1]+t[1]*n,r},dot:Ho,outer:function(e,t,n){n[0]=e[0]*t[0],n[1]=e[0]*t[1],n[2]=e[0]*t[2],n[3]=e[1]*t[0],n[4]=e[1]*t[1],n[5]=e[1]*t[2],n[6]=e[2]*t[0],n[7]=e[2]*t[1],n[8]=e[2]*t[2]},cross:jo,norm:Ko,normalize:$o,perpendiculars:function(e,t,n,r){const o=e[0]*e[0],a=e[1]*e[1],i=e[2]*e[2],s=Math.sqrt(o+a+i);let l,c,u;o>a&&o>i?(l=0,c=1,u=2):a>i?(l=1,c=2,u=0):(l=2,c=0,u=1);const d=e[l]/s,p=e[c]/s,f=e[u]/s,g=Math.sqrt(d*d+f*f);if(0!==r){const e=Math.sin(r),o=Math.cos(r);t&&(t[l]=(f*o-d*p*e)/g,t[c]=e*g,t[u]=(-d*o-p*f*e)/g),n&&(n[l]=(-f*e-d*p*o)/g,n[c]=o*g,n[u]=(d*e-p*f*o)/g)}else t&&(t[l]=f/g,t[c]=0,t[u]=-d/g),n&&(n[l]=-d*p/g,n[c]=g,n[u]=-p*f/g)},projectVector:function(e,t,n){const r=Ho(t,t);if(0===r)return n[0]=0,n[1]=0,n[2]=0,!1;const o=Ho(e,t)/r;for(let e=0;e<3;e++)n[e]=t[e];return Uo(n,o),!0},projectVector2D:function(e,t,n){const r=qo(t,t);if(0===r)return n[0]=0,n[1]=0,!1;const o=qo(e,t)/r;for(let e=0;e<2;e++)n[e]=t[e];return zo(n,o),!0},distance2BetweenPoints:Xo,angleBetweenVectors:function(e,t){const n=[0,0,0];return jo(e,t,n),Math.atan2(Ko(n),Ho(e,t))},gaussianAmplitude:function(e,t,n){const r=Math.abs(e-n);return 1/Math.sqrt(2*Math.PI*t)*Math.exp(-(r**2)/(2*t))},gaussianWeight:function(e,t,n){const r=Math.abs(e-n);return Math.exp(-(r**2)/(2*t))},dot2D:qo,outer2D:function(e,t,n){n[0]=e[0]*t[0],n[1]=e[0]*t[1],n[2]=e[1]*t[0],n[3]=e[1]*t[1]},norm2D:Yo,normalize2D:Zo,determinant2x2:Qo,LUFactor3x3:function(e,t){let n,r,o;const a=[0,0,0];for(let t=0;t<3;t++)o=Math.abs(e[3*t]),(r=Math.abs(e[3*t+1]))>o&&(o=r),(r=Math.abs(e[3*t+2]))>o&&(o=r),a[t]=1/o;o=a[0]*Math.abs(e[0]),n=0,(r=a[1]*Math.abs(e[3]))>=o&&(o=r,n=1),(r=a[2]*Math.abs(e[6]))>=o&&(n=2),0!==n&&(Ao(e,3,n,0),a[n]=a[0]),t[0]=n,e[3]/=e[0],e[6]/=e[0],e[4]-=e[3]*e[1],e[7]-=e[6]*e[1],o=a[1]*Math.abs(e[4]),n=1,(r=a[2]*Math.abs(e[7]))>=o&&(n=2,Ao(e,3,1,2),a[2]=a[1]),t[1]=n,e[7]/=e[4],e[5]-=e[3]*e[2],e[8]-=e[6]*e[2]+e[7]*e[5],t[2]=2},LUSolve3x3:function(e,t,n){let r=n[t[0]];n[t[0]]=n[0],n[0]=r,r=n[t[1]],n[t[1]]=n[1],n[1]=r-e[3]*n[0],r=n[t[2]],n[t[2]]=n[2],n[2]=r-e[6]*n[0]-e[7]*n[1],n[2]/=e[8],n[1]=(n[1]-e[5]*n[2])/e[4],n[0]=(n[0]-e[1]*n[1]-e[2]*n[2])/e[0]},linearSolve3x3:function(e,t,n){const r=e[0],o=e[1],a=e[2],i=e[3],s=e[4],l=e[5],c=e[6],u=e[7],d=e[8],p=+Qo(s,u,l,d),f=-Qo(i,c,l,d),g=+Qo(i,c,s,u),m=-Qo(o,u,a,d),h=+Qo(r,c,a,d),v=-Qo(r,c,o,u),y=+Qo(o,s,a,l),T=-Qo(r,i,a,l),b=+Qo(r,i,o,s),x=r*p+o*f+a*g,C=p*t[0]+m*t[1]+y*t[2],S=f*t[0]+h*t[1]+T*t[2],A=g*t[0]+v*t[1]+b*t[2];n[0]=C/x,n[1]=S/x,n[2]=A/x},multiply3x3_vect3:Jo,multiply3x3_mat3:ea,multiplyMatrix:function(e,t,n,r,o,a,i){r!==o&&bo("Number of columns of A must match number of rows of B.");const s=[...e],l=[...t];for(let e=0;e<n;e++)for(let t=0;t<a;t++){i[e*a+t]=0;for(let n=0;n<r;n++)i[e*a+t]+=s[e*r+n]*l[t+a*n]}},transpose3x3:ta,invert3x3:function(e,t){const n=e[0],r=e[1],o=e[2],a=e[3],i=e[4],s=e[5],l=e[6],c=e[7],u=e[8],d=+Qo(i,c,s,u),p=-Qo(a,l,s,u),f=+Qo(a,l,i,c),g=-Qo(r,c,o,u),m=+Qo(n,l,o,u),h=-Qo(n,l,r,c),v=+Qo(r,i,o,s),y=-Qo(n,a,o,s),T=+Qo(n,a,r,i),b=n*d+r*p+o*f;0===b&&xo("Matrix has 0 determinant"),t[0]=d/b,t[3]=p/b,t[6]=f/b,t[1]=g/b,t[4]=m/b,t[7]=h/b,t[2]=v/b,t[5]=y/b,t[8]=T/b},identity3x3:aa,identity:ia,isIdentity:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:yo;return oa(e,ho,t)},isIdentity3x3:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:yo;return oa(e,vo,t)},determinant3x3:na,quaternionToMatrix3x3:sa,areEquals:ra,areMatricesEqual:oa,roundNumber:la,roundVector:ca,matrix3x3ToQuaternion:da,multiplyQuaternion:function(e,t,n){const r=e[0]*t[0],o=e[0]*t[1],a=e[0]*t[2],i=e[0]*t[3],s=e[1]*t[0],l=e[1]*t[1],c=e[1]*t[2],u=e[1]*t[3],d=e[2]*t[0],p=e[2]*t[1],f=e[2]*t[2],g=e[2]*t[3],m=e[3]*t[0],h=e[3]*t[1],v=e[3]*t[2],y=e[3]*t[3];n[0]=r-l-f-y,n[1]=o+s+g-v,n[2]=a-u+d+h,n[3]=i+c-p+m},orthogonalize3x3:pa,diagonalize3x3:fa,singularValueDecomposition3x3:function(e,t,n,r){let o;const a=[...e],i=na(a);if(i<0)for(o=0;o<9;o++)a[o]=-a[o];pa(a,t),ta(a,a),ea(a,t,r),fa(r,n,r),ea(t,r,t),ta(r,r),i<0&&(n[0]=-n[0],n[1]=-n[1],n[2]=-n[2])},solveLinearSystem:ha,invertMatrix:va,luFactorLinearSystem:ga,luSolveLinearSystem:ma,estimateMatrixCondition:function(e,t){let n=+Number.MAX_VALUE,r=-Number.MAX_VALUE;for(let n=0;n<t;n++)for(let o=n;o<t;o++)Math.abs(e[n*t+o])>r&&(r=Math.abs(e[n*t+o]));for(let r=0;r<t;r++)Math.abs(e[r*t+r])<n&&(n=Math.abs(e[r*t+r]));return 0===n?Number.MAX_VALUE:r/n},jacobi:function(e,t,n){return ua(e,3,t,n)},jacobiN:ua,solveHomogeneousLeastSquares:ya,solveLeastSquares:function(e,t,n,r,o,a){let i=!(arguments.length>6&&void 0!==arguments[6])||arguments[6];if(e<n||e<o)return xo("Insufficient number of samples. Underdetermined."),0;const s=Po(o);let l,c,u,d,p=1,f=0,g=0;if(i){for(u=0;u<o;u++)s[u]=1;for(c=0;c<e;c++)for(u=0;u<o;u++)Math.abs(r[c*o+u])>To&&(p=0,s[u]=0);if(p&&1===o)return xo("Detected homogeneous system (Y=0), calling SolveHomogeneousLeastSquares()"),ya(e,t,n,a);if(p)g=1;else for(u=0;u<o;u++)s[u]&&(g=1)}g&&(l=Po(n),f=ya(e,t,n,l));const m=Po(n*n),h=Po(n*n),v=Po(n*o);for(d=0;d<e;d++)for(c=0;c<n;c++){for(u=c;u<n;u++)m[c*n+u]+=t[d*n+c]*t[d*n+u];for(u=0;u<o;u++)v[c*o+u]+=t[d*n+c]*r[d*o+u]}for(c=0;c<n;c++)for(u=0;u<c;u++)m[c*n+u]=m[u*n+c];const y=va(m,h,n);if(y)for(c=0;c<n;c++)for(u=0;u<o;u++)for(a[c*o+u]=0,d=0;d<n;d++)a[c*o+u]+=h[c*n+d]*v[d*o+u];if(g)for(u=0;u<o;u++)if(s[u])for(c=0;c<n;c++)a[c*o+u]=l[c*o];return g?f&&y:y},hex2float:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[0,.5,1];switch(e.length){case 3:return t[0]=17*parseInt(e[0],16)/255,t[1]=17*parseInt(e[1],16)/255,t[2]=17*parseInt(e[2],16)/255,t;case 4:return t[0]=17*parseInt(e[1],16)/255,t[1]=17*parseInt(e[2],16)/255,t[2]=17*parseInt(e[3],16)/255,t;case 6:return t[0]=parseInt(e.substr(0,2),16)/255,t[1]=parseInt(e.substr(2,2),16)/255,t[2]=parseInt(e.substr(4,2),16)/255,t;case 7:return t[0]=parseInt(e.substr(1,2),16)/255,t[1]=parseInt(e.substr(3,2),16)/255,t[2]=parseInt(e.substr(5,2),16)/255,t;case 9:return t[0]=parseInt(e.substr(1,2),16)/255,t[1]=parseInt(e.substr(3,2),16)/255,t[2]=parseInt(e.substr(5,2),16)/255,t[3]=parseInt(e.substr(7,2),16)/255,t;default:return t}},rgb2hsv:Ta,hsv2rgb:ba,lab2xyz:xa,xyz2lab:Ca,xyz2rgb:Sa,rgb2xyz:Aa,rgb2lab:Ia,lab2rgb:Pa,uninitializeBounds:wa,areBoundsInitialized:Oa,computeBoundsFromPoints:function(e,t,n){return n[0]=Math.min(e[0],t[0]),n[1]=Math.max(e[0],t[0]),n[2]=Math.min(e[1],t[1]),n[3]=Math.max(e[1],t[1]),n[4]=Math.min(e[2],t[2]),n[5]=Math.max(e[2],t[2]),n},clampValue:Ma,clampVector:Ra,clampAndNormalizeValue:function(e,t){let n=0;return t[0]!==t[1]&&(n=e<t[0]?t[0]:e>t[1]?t[1]:e,n=(n-t[0])/(t[1]-t[0])),n},getScalarTypeFittingRange:Da,getAdjustedScalarRange:Ea,extentIsWithinOtherExtent:function(e,t){if(!e||!t)return 0;for(let n=0;n<6;n+=2)if(e[n]<t[n]||e[n]>t[n+1]||e[n+1]<t[n]||e[n+1]>t[n+1])return 0;return 1},boundsIsWithinOtherBounds:function(e,t,n){if(!e||!t)return 0;for(let r=0;r<6;r+=2)if(e[r]+n[r/2]<t[r]||e[r]-n[r/2]>t[r+1]||e[r+1]+n[r/2]<t[r]||e[r+1]-n[r/2]>t[r+1])return 0;return 1},pointIsWithinBounds:function(e,t,n){if(!e||!t||!n)return 0;for(let r=0;r<3;r++)if(e[r]+n[r]<t[2*r]||e[r]-n[r]>t[2*r+1])return 0;return 1},solve3PointCircle:function(e,t,n,r){const o=Po(3),a=Po(3),i=Po(3),s=Po(3),l=Po(3),c=Po(3);for(let r=0;r<3;++r)o[r]=e[r]-t[r],a[r]=t[r]-n[r],i[r]=n[r]-e[r],s[r]=-o[r],l[r]=-a[r],c[r]=-i[r];const u=Ko(s),d=Ko(l),p=Ko(i),f=Po(3);jo(o,a,f);const g=Ko(f),m=u*d*p/(2*g),h=2*g*g,v=d*d*Ho(o,c)/h,y=p*p*Ho(s,a)/h,T=u*u*Ho(i,l)/h;for(let o=0;o<3;++o)r[o]=v*e[o]+y*t[o]+T*n[o];return m},inf:1/0,negInf:-1/0,isInf:Va,isNan:Ba,isNaN:Ba,isFinite:La,createUninitializedBounds:_a,getMajorAxisIndex:function(e){let t=-1,n=-1;for(let r=0;r<e.length;r++){const o=Math.abs(e[r]);o>t&&(n=r,t=o)}return n},getSparseOrthogonalMatrix:Fa,floatToHex2:ka,floatRGB2HexCode:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"#";return`${t}${e.map(ka).join("")}`},float2CssRGBA:function(e){return 3===e.length?`rgb(${e.map(Ga).join(", ")})`:`rgba(${Ga(e[0]||0)}, ${Ga(e[1]||0)}, ${Ga(e[2]||0)}, ${e[3]||0})`}};const za=1e-6,Wa="coincide",Ha="disjoint";function ja(e,t,n){const r=n[0]*(e[0]-t[0])+n[1]*(e[1]-t[1])+n[2]*(e[2]-t[2]);return Math.abs(r)}function Ka(e,t,n,r){const o=[];Go(e,t,o);const a=Ho(n,o);r[0]=e[0]-a*n[0],r[1]=e[1]-a*n[1],r[2]=e[2]-a*n[2]}function $a(e,t,n){const r=Ho(e,t);let o=Ho(t,t);return 0===o&&(o=1),n[0]=e[0]-r*t[0]/o,n[1]=e[1]-r*t[1]/o,n[2]=e[2]-r*t[2]/o,n}function qa(e,t,n,r){const o=[];Go(e,t,o);const a=Ho(n,o),i=Ho(n,n);0!==i?(r[0]=e[0]-a*n[0]/i,r[1]=e[1]-a*n[1]/i,r[2]=e[2]-a*n[2]/i):(r[0]=e[0],r[1]=e[1],r[2]=e[2])}function Xa(e,t,n,r){const o={intersection:!1,betweenPoints:!1,t:Number.MAX_VALUE,x:[]},a=[],i=[];Go(t,e,a),Go(n,e,i);const s=Ho(r,i),l=Ho(r,a);let c,u;return c=l<0?-l:l,u=s<0?-s*za:s*za,c<=u||(o.t=s/l,o.x[0]=e[0]+o.t*a[0],o.x[1]=e[1]+o.t*a[1],o.x[2]=e[2]+o.t*a[2],o.intersection=!0,o.betweenPoints=o.t>=0&&o.t<=1),o}function Ya(e,t,n,r){const o={intersection:!1,l0:[],l1:[],error:null},a=[];jo(t,r,a);const i=a.map((e=>Math.abs(e)));if(i[0]+i[1]+i[2]<za){const r=[];return Go(e,n,r),0===Ho(t,r)?o.error=Wa:o.error=Ha,o}let s;s=i[0]>i[1]&&i[0]>i[2]?"x":i[1]>i[2]?"y":"z";const l=[],c=-Ho(t,e),u=-Ho(r,n);switch(s){case"x":l[0]=0,l[1]=(u*t[2]-c*r[2])/a[0],l[2]=(c*r[1]-u*t[1])/a[0];break;case"y":l[0]=(c*r[2]-u*t[2])/a[1],l[1]=0,l[2]=(u*t[0]-c*r[0])/a[1];break;case"z":l[0]=(u*t[1]-c*r[1])/a[2],l[1]=(c*r[0]-u*t[0])/a[2],l[2]=0}return o.l0=l,ko(l,a,o.l1),o.intersection=!0,o}const Za={evaluate:function(e,t,n){return e[0]*(n[0]-t[0])+e[1]*(n[1]-t[1])+e[2]*(n[2]-t[2])},distanceToPlane:ja,projectPoint:Ka,projectVector:$a,generalizedProjectPoint:qa,intersectWithLine:Xa,intersectWithPlane:Ya,DISJOINT:Ha,COINCIDE:Wa};function Qa(e,t){t.classHierarchy.push("vtkPlane"),e.distanceToPlane=e=>ja(e,t.origin,t.normal),e.projectPoint=(e,n)=>{Ka(e,t.origin,t.normal,n)},e.projectVector=(e,n)=>$a(e,t.normal,n),e.push=e=>{if(0!==e)for(let n=0;n<3;n++)t.origin[n]+=e*t.normal[n]},e.generalizedProjectPoint=(e,n)=>{qa(e,t.origin,t.normal,n)},e.evaluateFunction=(e,n,r)=>Array.isArray(e)?t.normal[0]*(e[0]-t.origin[0])+t.normal[1]*(e[1]-t.origin[1])+t.normal[2]*(e[2]-t.origin[2]):t.normal[0]*(e-t.origin[0])+t.normal[1]*(n-t.origin[1])+t.normal[2]*(r-t.origin[2]),e.evaluateGradient=e=>[t.normal[0],t.normal[1],t.normal[2]],e.intersectWithLine=(e,n)=>Xa(e,n,t.origin,t.normal),e.intersectWithPlane=(e,n)=>Ya(e,n,t.origin,t.normal)}const Ja={normal:[0,0,1],origin:[0,0,0]};function ei(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ja,n),Ht.obj(e,t),Ht.setGetArray(e,t,["normal","origin"],3),Qa(e,t)}var ti={newInstance:Ht.newInstance(ei,"vtkPlane"),extend:ei,...Za};const ni=[Number.MAX_VALUE,-Number.MAX_VALUE,Number.MAX_VALUE,-Number.MAX_VALUE,Number.MAX_VALUE,-Number.MAX_VALUE];function ri(e,t){return e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]}function oi(e){return e?.length>=6&&e[0]<=e[1]&&e[2]<=e[3]&&e[4]<=e[5]}function ai(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e}function ii(e){return ai(e,ni)}function si(e,t,n,r){const[o,a,i,s,l,c]=e;return e[0]=o<t?o:t,e[1]=a>t?a:t,e[2]=i<n?i:n,e[3]=s>n?s:n,e[4]=l<r?l:r,e[5]=c>r?c:r,e}function li(e,t){if(0===t.length)return e;if(Array.isArray(t[0]))for(let n=0;n<t.length;++n)si(e,...t[n]);else for(let n=0;n<t.length;n+=3)si(e,...t.slice(n,n+3));return e}function ci(e,t,n,r,o,a,i){const[s,l,c,u,d,p]=e;return void 0===i?(e[0]=Math.min(t[0],s),e[1]=Math.max(t[1],l),e[2]=Math.min(t[2],c),e[3]=Math.max(t[3],u),e[4]=Math.min(t[4],d),e[5]=Math.max(t[5],p)):(e[0]=Math.min(t,s),e[1]=Math.max(n,l),e[2]=Math.min(r,c),e[3]=Math.max(o,u),e[4]=Math.min(a,d),e[5]=Math.max(i,p)),e}function ui(e,t,n,r){const[o,a,i,s,l,c]=e;return e[0]=t,e[1]=t>a?t:a,e[2]=n,e[3]=n>s?n:s,e[4]=r,e[5]=r>c?r:c,o!==t||i!==n||l!==r}function di(e,t,n,r){const[o,a,i,s,l,c]=e;return e[0]=t<o?t:o,e[1]=t,e[2]=n<i?n:i,e[3]=n,e[4]=r<l?r:l,e[5]=r,a!==t||s!==n||c!==r}function pi(e,t){return e[0]-=t,e[1]+=t,e[2]-=t,e[3]+=t,e[4]-=t,e[5]+=t,e}function fi(e,t,n,r){return!!oi(e)&&(t>=0?(e[0]*=t,e[1]*=t):(e[0]=t*e[1],e[1]=t*e[0]),n>=0?(e[2]*=n,e[3]*=n):(e[2]=n*e[3],e[3]=n*e[2]),r>=0?(e[4]*=r,e[5]*=r):(e[4]=r*e[5],e[5]=r*e[4]),!0)}function gi(e){return[.5*(e[0]+e[1]),.5*(e[2]+e[3]),.5*(e[4]+e[5])]}function mi(e,t){return e[2*t+1]-e[2*t]}function hi(e){return[mi(e,0),mi(e,1),mi(e,2)]}function vi(e){return e.slice(0,2)}function yi(e){return e.slice(2,4)}function Ti(e){return e.slice(4,6)}function bi(e){const t=hi(e);return t[0]>t[1]?t[0]>t[2]?t[0]:t[2]:t[1]>t[2]?t[1]:t[2]}function xi(e){if(oi(e)){const t=hi(e);return Math.sqrt(t[0]*t[0]+t[1]*t[1]+t[2]*t[2])}return null}function Ci(e){return[e[0],e[2],e[4]]}function Si(e){return[e[1],e[3],e[5]]}function Ai(e,t){return e<=0&&t>=0||e>=0&&t<=0}function Ii(e,t){let n=0;for(let r=0;r<2;r++)for(let o=2;o<4;o++)for(let a=4;a<6;a++)t[n++]=[e[r],e[o],e[a]];return t}function Pi(e,t,n){return t[0]=e[0],t[1]=e[2],t[2]=e[4],n[0]=e[1],n[1]=e[3],n[2]=e[5],t}function wi(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];const r=Ii(e,[]);for(let e=0;e<r.length;++e)En(r[e],r[e],t);return ii(n),li(n,r)}function Oi(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];return t[0]=.5*(e[1]-e[0]),t[1]=.5*(e[3]-e[2]),t[2]=.5*(e[5]-e[4]),t}function Mi(e,t,n,r){const o=[].concat(ni),a=e.getData();for(let e=0;e<a.length;e+=3){const i=[a[e],a[e+1],a[e+2]],s=Ho(i,t);o[0]=Math.min(s,o[0]),o[1]=Math.max(s,o[1]);const l=Ho(i,n);o[2]=Math.min(l,o[2]),o[3]=Math.max(l,o[3]);const c=Ho(i,r);o[4]=Math.min(c,o[4]),o[5]=Math.max(c,o[5])}return o}function Ri(e,t,n,r,o){let a=!0;const i=[];let s=0;const l=[],c=[0,0,0];for(let n=0;n<3;n++)t[n]<e[2*n]?(i[n]=1,c[n]=e[2*n],a=!1):t[n]>e[2*n+1]?(i[n]=0,c[n]=e[2*n+1],a=!1):i[n]=2;if(a)return r[0]=t[0],r[1]=t[1],r[2]=t[2],o[0]=0,1;for(let e=0;e<3;e++)2!==i[e]&&0!==n[e]?l[e]=(c[e]-t[e])/n[e]:l[e]=-1;for(let e=0;e<3;e++)l[s]<l[e]&&(s=e);if(l[s]>1||l[s]<0)return 0;o[0]=l[s];for(let o=0;o<3;o++)if(s!==o){if(r[o]=t[o]+l[s]*n[o],r[o]<e[2*o]||r[o]>e[2*o+1])return 0}else r[o]=c[o];return 1}function Di(e,t,n){const r=[];let o=0,a=1,i=1;for(let s=4;s<=5;++s){r[2]=e[s];for(let s=2;s<=3;++s){r[1]=e[s];for(let s=0;s<=1;++s)if(r[0]=e[s],o=ti.evaluate(n,t,r),i&&(a=o>=0?1:-1,i=0),0===o||a>0&&o<0||a<0&&o>0)return 1}}return 0}function Ei(e,t){if(!oi(e)||!oi(t))return!1;const n=[0,0,0,0,0,0];let r;for(let o=0;o<3;o++)if(r=!1,t[2*o]>=e[2*o]&&t[2*o]<=e[2*o+1]?(r=!0,n[2*o]=t[2*o]):e[2*o]>=t[2*o]&&e[2*o]<=t[2*o+1]&&(r=!0,n[2*o]=e[2*o]),t[2*o+1]>=e[2*o]&&t[2*o+1]<=e[2*o+1]?(r=!0,n[2*o+1]=t[2*o+1]):e[2*o+1]>=t[2*o]&&e[2*o+1]<=t[2*o+1]&&(r=!0,n[2*o+1]=e[2*o+1]),!r)return!1;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],!0}function Vi(e,t){if(!oi(e)||!oi(t))return!1;for(let n=0;n<3;n++)if(!(t[2*n]>=e[2*n]&&t[2*n]<=e[2*n+1]||e[2*n]>=t[2*n]&&e[2*n]<=t[2*n+1]||t[2*n+1]>=e[2*n]&&t[2*n+1]<=e[2*n+1]||e[2*n+1]>=t[2*n]&&e[2*n+1]<=t[2*n+1]))return!1;return!0}function Li(e,t,n,r){return!(t<e[0]||t>e[1]||n<e[2]||n>e[3]||r<e[4]||r>e[5])}function Bi(e,t,n){const r=[[0,1,2,3,4,5,6,7],[0,1,4,5,2,3,6,7],[0,2,4,6,1,3,5,7]],o=[0,0,0,0,0,0,0,0];let a=0;for(let r=0;r<2;r++)for(let i=2;i<4;i++)for(let s=4;s<6;s++){const l=[e[r],e[i],e[s]];o[a++]=ti.evaluate(n,t,l)}let i=2;for(;i--&&!(Ai(o[r[i][0]],o[r[i][4]])&&Ai(o[r[i][1]],o[r[i][5]])&&Ai(o[r[i][2]],o[r[i][6]])&&Ai(o[r[i][3]],o[r[i][7]])););if(i<0)return!1;const s=Math.sign(n[i]),l=Math.abs((e[2*i+1]-e[2*i])*n[i]);let c=s>0?1:0;for(let e=0;e<4;e++){if(0===l)continue;const t=Math.abs(o[r[i][e]])/l;s>0&&t<c&&(c=t),s<0&&t>c&&(c=t)}const u=(1-c)*e[2*i]+c*e[2*i+1];return s>0?e[2*i]=u:e[2*i+1]=u,!0}class Ni{constructor(e){this.bounds=e,this.bounds||(this.bounds=new Float64Array(ni))}getBounds(){return this.bounds}equals(e){return ri(this.bounds,e)}isValid(){return oi(this.bounds)}setBounds(e){return ai(this.bounds,e)}reset(){return ii(this.bounds)}addPoint(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];return si(this.bounds,...t)}addPoints(e){return li(this.bounds,e)}addBounds(e,t,n,r,o,a){return ci(this.bounds,e,t,n,r,o,a)}setMinPoint(e,t,n){return ui(this.bounds,e,t,n)}setMaxPoint(e,t,n){return di(this.bounds,e,t,n)}inflate(e){return pi(this.bounds,e)}scale(e,t,n){return fi(this.bounds,e,t,n)}getCenter(){return gi(this.bounds)}getLength(e){return mi(this.bounds,e)}getLengths(){return hi(this.bounds)}getMaxLength(){return bi(this.bounds)}getDiagonalLength(){return xi(this.bounds)}getMinPoint(){return Ci(this.bounds)}getMaxPoint(){return Si(this.bounds)}getXRange(){return vi(this.bounds)}getYRange(){return yi(this.bounds)}getZRange(){return Ti(this.bounds)}getCorners(e){return Ii(this.bounds,e)}computeCornerPoints(e,t){return Pi(this.bounds,e,t)}computeLocalBounds(e,t,n){return Mi(this.bounds,e,t,n)}transformBounds(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];return wi(this.bounds,e,t)}computeScale3(e){return Oi(this.bounds,e)}cutWithPlane(e,t){return Bi(this.bounds,e,t)}intersectBox(e,t,n,r){return Ri(this.bounds,e,t,n,r)}intersectPlane(e,t){return Di(this.bounds,e,t)}intersect(e){return Ei(this.bounds,e)}intersects(e){return Vi(this.bounds,e)}containsPoint(e,t,n){return Li(this.bounds,e,t,n)}contains(e){return Vi(this.bounds,e)}}var _i,Fi={newInstance:function(e){const t=e&&e.bounds;return new Ni(t)},equals:ri,isValid:oi,setBounds:ai,reset:ii,addPoint:si,addPoints:li,addBounds:ci,setMinPoint:ui,setMaxPoint:di,inflate:pi,scale:fi,scaleAboutCenter:function(e,t,n,r){if(!oi(e))return!1;const o=gi(e);return e[0]-=o[0],e[1]-=o[0],e[2]-=o[1],e[3]-=o[1],e[4]-=o[2],e[5]-=o[2],fi(e,t,n,r),e[0]+=o[0],e[1]+=o[0],e[2]+=o[1],e[3]+=o[1],e[4]+=o[2],e[5]+=o[2],!0},getCenter:gi,getLength:mi,getLengths:hi,getMaxLength:bi,getDiagonalLength:xi,getMinPoint:Ci,getMaxPoint:Si,getXRange:vi,getYRange:yi,getZRange:Ti,getCorners:Ii,computeCornerPoints:Pi,computeLocalBounds:Mi,transformBounds:wi,computeScale3:Oi,cutWithPlane:Bi,intersectBox:Ri,intersectPlane:Di,intersect:Ei,intersects:Vi,containsPoint:Li,contains:function(e,t){return!!Vi(e,t)&&!!Li(e,...Ci(t))&&!!Li(e,...Si(t))},INIT_BOUNDS:ni};function ki(e,t,n){var r=t[0],o=t[1],a=t[2],i=t[3];return e[0]=n[0]*r+n[4]*o+n[8]*a+n[12]*i,e[1]=n[1]*r+n[5]*o+n[9]*a+n[13]*i,e[2]=n[2]*r+n[6]*o+n[10]*a+n[14]*i,e[3]=n[3]*r+n[7]*o+n[11]*a+n[15]*i,e}function Gi(){var e=new i(4);return i!=Float32Array&&(e[0]=0,e[1]=0,e[2]=0),e[3]=1,e}function Ui(e,t,n){n*=.5;var r=Math.sin(n);return e[0]=r*t[0],e[1]=r*t[1],e[2]=r*t[2],e[3]=Math.cos(n),e}function zi(e,t,n){var r=t[0],o=t[1],a=t[2],i=t[3],s=n[0],l=n[1],c=n[2],u=n[3];return e[0]=r*u+i*s+o*c-a*l,e[1]=o*u+i*l+a*s-r*c,e[2]=a*u+i*c+r*l-o*s,e[3]=i*u-r*s-o*l-a*c,e}_i=new i(4),i!=Float32Array&&(_i[0]=0,_i[1]=0,_i[2]=0,_i[3]=0);var Wi=function(e,t,n,r){var o=new i(4);return o[0]=e,o[1]=t,o[2]=n,o[3]=r,o};xn(),Sn(1,0,0),Sn(0,1,0),Gi(),Gi(),ie();var Hi={CoordinateSystem:{DISPLAY:0,WORLD:1}};const{CoordinateSystem:ji}=Hi;function Ki(e){return()=>Ht.vtkErrorMacro(`vtkProp::${e} - NOT IMPLEMENTED`)}function $i(e,t){t.classHierarchy.push("vtkProp"),e.getMTime=()=>{let e=t.mtime;for(let n=0;n<t.textures.length;++n){const r=t.textures[n].getMTime();r>e&&(e=r)}return e},e.processSelectorPixelBuffers=(e,t)=>{},e.getNestedProps=()=>null,e.getActors=()=>[],e.getActors2D=()=>[],e.getVolumes=()=>[],e.pick=Ki("pick"),e.hasKey=Ki("hasKey"),e.getNestedVisibility=()=>t.visibility&&(!t._parentProp||t._parentProp.getNestedVisibility()),e.getNestedPickable=()=>t.pickable&&(!t._parentProp||t._parentProp.getNestedPickable()),e.getNestedDragable=()=>t.dragable&&(!t._parentProp||t._parentProp.getNestedDragable()),e.getRedrawMTime=()=>t.mtime,e.setEstimatedRenderTime=e=>{t.estimatedRenderTime=e,t.savedEstimatedRenderTime=e},e.restoreEstimatedRenderTime=()=>{t.estimatedRenderTime=t.savedEstimatedRenderTime},e.addEstimatedRenderTime=e=>{t.estimatedRenderTime+=e},e.setAllocatedRenderTime=e=>{t.allocatedRenderTime=e,t.savedEstimatedRenderTime=t.estimatedRenderTime,t.estimatedRenderTime=0},e.getSupportsSelection=()=>!1,e.getTextures=()=>t.textures,e.hasTexture=e=>-1!==t.textures.indexOf(e),e.addTexture=n=>{n&&!e.hasTexture(n)&&(t.textures=t.textures.concat(n),e.modified())},e.removeTexture=n=>{const r=t.textures.filter((e=>e!==n));t.textures.length!==r.length&&(t.textures=r,e.modified())},e.removeAllTextures=()=>{t.textures=[],e.modified()},e.setCoordinateSystemToWorld=()=>e.setCoordinateSystem(ji.WORLD),e.setCoordinateSystemToDisplay=()=>e.setCoordinateSystem(ji.DISPLAY)}const qi={allocatedRenderTime:10,coordinateSystem:ji.WORLD,dragable:!0,estimatedRenderTime:0,paths:null,pickable:!0,renderTimeMultiplier:1,savedEstimatedRenderTime:0,textures:[],useBounds:!0,visibility:!0};function Xi(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,qi,n),Ht.obj(e,t),Ht.get(e,t,["estimatedRenderTime","allocatedRenderTime"]),Ht.setGet(e,t,["_parentProp","coordinateSystem","dragable","pickable","renderTimeMultiplier","useBounds","visibility"]),Ht.moveToProtected(e,t,["parentProp"]),$i(e,t)}var Yi={newInstance:Ht.newInstance(Xi,"vtkProp"),extend:Xi,...Hi};function Zi(e,t){t.classHierarchy.push("vtkProp3D"),e.addPosition=n=>{t.position=t.position.map(((e,t)=>e+n[t])),e.modified()},e.getOrientationWXYZ=()=>{const e=Gi();N(e,t.rotation);const n=new Float64Array(3),r=function(e,t){var n=2*Math.acos(t[3]),r=Math.sin(n/2);return r>a?(e[0]=t[0]/r,e[1]=t[1]/r,e[2]=t[2]/r):(e[0]=1,e[1]=0,e[2]=0),n}(n,e);return[Oo(r),n[0],n[1],n[2]]},e.rotateX=n=>{0!==n&&(S(t.rotation,t.rotation,wo(n)),e.modified())},e.rotateY=n=>{0!==n&&(A(t.rotation,t.rotation,wo(n)),e.modified())},e.rotateZ=n=>{0!==n&&(I(t.rotation,t.rotation,wo(n)),e.modified())},e.rotateWXYZ=(n,r,o,a)=>{if(0===n||0===r&&0===o&&0===a)return;const i=wo(n),s=Gi();Ui(s,[r,o,a],i);const l=new Float64Array(16);k(l,s),T(t.rotation,t.rotation,l),e.modified()},e.setOrientation=(n,r,o)=>(n!==t.orientation[0]||r!==t.orientation[1]||o!==t.orientation[2])&&(t.orientation=[n,r,o],g(t.rotation),e.rotateZ(o),e.rotateX(n),e.rotateY(r),e.modified(),!0),e.setUserMatrix=n=>!oa(t.userMatrix,n)&&(d(t.userMatrix,n),e.modified(),!0),e.getMatrix=()=>(e.computeMatrix(),t.matrix),e.computeMatrix=()=>{if(e.getMTime()>t.matrixMTime.getMTime()){g(t.matrix),t.userMatrix&&T(t.matrix,t.matrix,t.userMatrix),b(t.matrix,t.matrix,t.origin),b(t.matrix,t.matrix,t.position),T(t.matrix,t.matrix,t.rotation),x(t.matrix,t.matrix,t.scale),b(t.matrix,t.matrix,[-t.origin[0],-t.origin[1],-t.origin[2]]),m(t.matrix,t.matrix),t.isIdentity=!0;for(let e=0;e<4;++e)for(let n=0;n<4;++n)(e===n?1:0)!==t.matrix[e+4*n]&&(t.isIdentity=!1);t.matrixMTime.modified()}},e.getCenter=()=>Fi.getCenter(t.bounds),e.getLength=()=>Fi.getLength(t.bounds),e.getXRange=()=>Fi.getXRange(t.bounds),e.getYRange=()=>Fi.getYRange(t.bounds),e.getZRange=()=>Fi.getZRange(t.bounds),e.getUserMatrix=()=>t.userMatrix,e.onModified((function(){e.computeMatrix()}))}const Qi={origin:[0,0,0],position:[0,0,0],orientation:[0,0,0],rotation:null,scale:[1,1,1],bounds:[1,-1,1,-1,1,-1],userMatrix:null,userMatrixMTime:null,cachedProp3D:null,isIdentity:!0,matrixMTime:null};function Ji(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Qi,n),Yi.extend(e,t,n),t.matrixMTime={},Ht.obj(t.matrixMTime),Ht.get(e,t,["bounds","isIdentity"]),Ht.getArray(e,t,["orientation"]),Ht.setGetArray(e,t,["origin","position","scale"],3),t.matrix=g(new Float64Array(16)),t.rotation=g(new Float64Array(16)),t.userMatrix=g(new Float64Array(16)),t.transform=null,Zi(e,t)}var es={newInstance:Ht.newInstance(Ji,"vtkProp3D"),extend:Ji};const ts={FLAT:0,GOURAUD:1,PHONG:2},ns={POINTS:0,WIREFRAME:1,SURFACE:2};var rs={Shading:ts,Representation:ns,Interpolation:ts};const{Representation:os,Interpolation:as}=rs;function is(e){return()=>Ht.vtkErrorMacro(`vtkProperty::${e} - NOT IMPLEMENTED`)}function ss(e,t){t.classHierarchy.push("vtkProperty"),e.setColor=(n,r,o)=>{Array.isArray(n)?t.color[0]===n[0]&&t.color[1]===n[1]&&t.color[2]===n[2]||(t.color[0]=n[0],t.color[1]=n[1],t.color[2]=n[2],e.modified()):t.color[0]===n&&t.color[1]===r&&t.color[2]===o||(t.color[0]=n,t.color[1]=r,t.color[2]=o,e.modified()),e.setDiffuseColor(t.color),e.setAmbientColor(t.color),e.setSpecularColor(t.color)},e.computeCompositeColor=is("ComputeCompositeColor"),e.getColor=()=>{let e=0;t.ambient+t.diffuse+t.specular>0&&(e=1/(t.ambient+t.diffuse+t.specular));for(let n=0;n<3;n++)t.color[n]=e*(t.ambient*t.ambientColor[n]+t.diffuse*t.diffuseColor[n]+t.specular*t.specularColor[n]);return[].concat(t.color)},e.setSpecularPower=n=>{const r=1/Math.max(1,n);t.roughness===r&&t.specularPower===n||(t.specularPower=n,t.roughness=r,e.modified())},e.addShaderVariable=is("AddShaderVariable"),e.setInterpolationToFlat=()=>e.setInterpolation(as.FLAT),e.setInterpolationToGouraud=()=>e.setInterpolation(as.GOURAUD),e.setInterpolationToPhong=()=>e.setInterpolation(as.PHONG),e.getInterpolationAsString=()=>Ht.enumToString(as,t.interpolation),e.setRepresentationToWireframe=()=>e.setRepresentation(os.WIREFRAME),e.setRepresentationToSurface=()=>e.setRepresentation(os.SURFACE),e.setRepresentationToPoints=()=>e.setRepresentation(os.POINTS),e.getRepresentationAsString=()=>Ht.enumToString(os,t.representation)}const ls={color:[1,1,1],ambientColor:[1,1,1],diffuseColor:[1,1,1],specularColor:[1,1,1],edgeColor:[0,0,0],ambient:0,diffuse:1,metallic:0,roughness:.6,normalStrength:1,emission:1,baseIOR:1.45,specular:0,specularPower:1,opacity:1,interpolation:as.GOURAUD,representation:os.SURFACE,edgeVisibility:!1,backfaceCulling:!1,frontfaceCulling:!1,pointSize:1,lineWidth:1,lighting:!0,shading:!1,materialName:null};function cs(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ls,n),Ht.obj(e,t),Ht.setGet(e,t,["lighting","interpolation","ambient","diffuse","metallic","roughness","normalStrength","emission","baseIOR","specular","specularPower","opacity","edgeVisibility","lineWidth","pointSize","backfaceCulling","frontfaceCulling","representation","diffuseTexture","metallicTexture","roughnessTexture","normalTexture","ambientOcclusionTexture","emissionTexture"]),Ht.setGetArray(e,t,["ambientColor","specularColor","diffuseColor","edgeColor"],3),ss(e,t)}var us={newInstance:Ht.newInstance(cs,"vtkProperty"),extend:cs,...rs};const{vtkDebugMacro:ds}=Ht;function ps(e,t){t.classHierarchy.push("vtkActor");const n={...e};e.getActors=()=>[e],e.getIsOpaque=()=>{if(t.forceOpaque)return!0;if(t.forceTranslucent)return!1;t.property||e.getProperty();let n=t.property.getOpacity()>=1;return n=n&&(!t.texture||!t.texture.isTranslucent()),n=n&&(!t.mapper||t.mapper.getIsOpaque()),n},e.hasTranslucentPolygonalGeometry=()=>null!==t.mapper&&(null===t.property&&e.setProperty(e.makeProperty()),!e.getIsOpaque()),e.makeProperty=us.newInstance,e.getProperty=()=>(null===t.property&&(t.property=e.makeProperty()),t.property),e.getBounds=()=>{if(null===t.mapper)return t.bounds;const n=t.mapper.getBounds();if(!n||6!==n.length)return n;if(n[0]>n[1])return t.mapperBounds=n.concat(),t.bounds=[1,-1,1,-1,1,-1],t.boundsMTime.modified(),n;if(!t.mapperBounds||n[0]!==t.mapperBounds[0]||n[1]!==t.mapperBounds[1]||n[2]!==t.mapperBounds[2]||n[3]!==t.mapperBounds[3]||n[4]!==t.mapperBounds[4]||n[5]!==t.mapperBounds[5]||e.getMTime()>t.boundsMTime.getMTime()){ds("Recomputing bounds..."),t.mapperBounds=n.concat();const r=[];Fi.getCorners(n,r),e.computeMatrix();const o=new Float64Array(16);m(o,t.matrix),r.forEach((e=>En(e,e,o))),t.bounds[0]=t.bounds[2]=t.bounds[4]=Number.MAX_VALUE,t.bounds[1]=t.bounds[3]=t.bounds[5]=-Number.MAX_VALUE,t.bounds=t.bounds.map(((e,t)=>t%2==0?r.reduce(((e,n)=>e>n[t/2]?n[t/2]:e),e):r.reduce(((e,n)=>e<n[(t-1)/2]?n[(t-1)/2]:e),e))),t.boundsMTime.modified()}return t.bounds},e.getMTime=()=>{let e=n.getMTime();if(null!==t.property){const n=t.property.getMTime();e=n>e?n:e}if(null!==t.backfaceProperty){const n=t.backfaceProperty.getMTime();e=n>e?n:e}return e},e.getRedrawMTime=()=>{let e=t.mtime;if(null!==t.mapper){let n=t.mapper.getMTime();e=n>e?n:e,null!==t.mapper.getInput()&&(t.mapper.getInputAlgorithm().update(),n=t.mapper.getInput().getMTime(),e=n>e?n:e)}return e},e.getSupportsSelection=()=>!!t.mapper&&t.mapper.getSupportsSelection(),e.processSelectorPixelBuffers=(e,n)=>{t.mapper&&t.mapper.processSelectorPixelBuffers&&t.mapper.processSelectorPixelBuffers(e,n)}}const fs={mapper:null,property:null,backfaceProperty:null,forceOpaque:!1,forceTranslucent:!1,bounds:[1,-1,1,-1,1,-1]};function gs(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,fs,n),es.extend(e,t,n),t.boundsMTime={},Ht.obj(t.boundsMTime),Ht.set(e,t,["property"]),Ht.setGet(e,t,["backfaceProperty","forceOpaque","forceTranslucent","mapper"]),ps(e,t)}var ms={newInstance:Ht.newInstance(gs,"vtkActor"),extend:gs};const hs={Int8Array:1,Uint8Array:1,Uint8ClampedArray:1,Int16Array:2,Uint16Array:2,Int32Array:4,Uint32Array:4,Float32Array:4,Float64Array:8},vs={VOID:"",CHAR:"Int8Array",SIGNED_CHAR:"Int8Array",UNSIGNED_CHAR:"Uint8Array",SHORT:"Int16Array",UNSIGNED_SHORT:"Uint16Array",INT:"Int32Array",UNSIGNED_INT:"Uint32Array",FLOAT:"Float32Array",DOUBLE:"Float64Array"};var ys={DefaultDataType:vs.FLOAT,DataTypeByteSize:hs,VtkDataTypes:vs};const{vtkErrorMacro:Ts}=jt,{DefaultDataType:bs}=ys;function xs(e,t,n){const r=e.length;let o,a,i,s;if(0===r)return{min:Number.MAX_VALUE,max:-Number.MAX_VALUE};for(o=e[t],a=o,s=t;s<r;s+=n)i=e[s],i<o?o=i:i>a&&(a=i);return{min:o,max:a}}function Cs(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;if(t<0&&n>1){const t=e.length/n,r=new Float64Array(t);for(let o=0,a=0;o<t;++o){for(let t=a+n;a<t;++a)r[o]+=e[a]*e[a];r[o]**=.5}return xs(r,0,1)}return xs(e,t<0?0:t,n)}function Ss(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=e||[];for(;n.length<=t;)n.push(null);return n}function As(e){return Object.prototype.toString.call(e).slice(8,-1)}const Is={computeRange:Cs,createRangeHelper:function(){let e=Number.MAX_VALUE,t=-Number.MAX_VALUE,n=0,r=0;return{add(o){e>o&&(e=o),t<o&&(t=o),n++,r+=o},get:()=>({min:e,max:t,count:n,sum:r,mean:r/n}),getRange:()=>({min:e,max:t})}},fastComputeRange:xs,getDataType:As,getMaxNorm:function(e){const t=e.getNumberOfComponents();let n=0;const r=new Array(t);for(let o=0;o<e.getNumberOfTuples();++o){e.getTuple(o,r);const a=Ko(r,t);a>n&&(n=a)}return n}};function Ps(e,t){function n(n){if(n<0)return!1;const r=e.getNumberOfComponents(),o=t.values.length/(r>0?r:1);if(n===o)return!0;if(n>o){const e=t.values;return t.values=at(t.dataType,(n+o)*r),t.values.set(e),!0}return t.size>n*r&&(t.size=n*r,e.dataChange()),!0}t.classHierarchy.push("vtkDataArray"),e.dataChange=()=>{t.ranges=null,e.modified()},e.resize=r=>{n(r);const o=r*e.getNumberOfComponents();return t.size!==o&&(t.size=o,e.dataChange(),!0)},e.initialize=()=>{e.resize(0)},e.getElementComponentSize=()=>t.values.BYTES_PER_ELEMENT,e.getComponent=function(e){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return t.values[e*t.numberOfComponents+n]},e.setComponent=(n,r,o)=>{o!==t.values[n*t.numberOfComponents+r]&&(t.values[n*t.numberOfComponents+r]=o,e.dataChange())},e.getValue=n=>{const r=n/t.numberOfComponents,o=n%t.numberOfComponents;return e.getComponent(r,o)},e.setValue=(n,r)=>{const o=n/t.numberOfComponents,a=n%t.numberOfComponents;e.setComponent(o,a,r)},e.getData=()=>t.size===t.values.length?t.values:t.values.subarray(0,t.size),e.getRange=function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:-1,r=n;r<0&&(r=1===t.numberOfComponents?0:t.numberOfComponents);let o=null;return t.ranges||(t.ranges=Ss(t.ranges,t.numberOfComponents)),o=t.ranges[r],o?(t.rangeTuple[0]=o.min,t.rangeTuple[1]=o.max,t.rangeTuple):(o=Cs(e.getData(),n,t.numberOfComponents),t.ranges[r]=o,t.rangeTuple[0]=o.min,t.rangeTuple[1]=o.max,t.rangeTuple)},e.setRange=(e,n)=>{t.ranges||(t.ranges=Ss(t.ranges,t.numberOfComponents));const r={min:e.min,max:e.max};return t.ranges[n]=r,t.rangeTuple[0]=r.min,t.rangeTuple[1]=r.max,t.rangeTuple},e.setTuple=(e,n)=>{const r=e*t.numberOfComponents;for(let e=0;e<t.numberOfComponents;e++)t.values[r+e]=n[e]},e.setTuples=(e,n)=>{let r=e*t.numberOfComponents;const o=Math.min(n.length,t.size-r);for(let e=0;e<o;)t.values[r++]=n[e++]},e.insertTuple=(r,o)=>(t.size<=r*t.numberOfComponents&&(t.size=(r+1)*t.numberOfComponents,n(r+1)),e.setTuple(r,o),r),e.insertTuples=(r,o)=>{const a=r+o.length/t.numberOfComponents;return t.size<a*t.numberOfComponents&&(t.size=a*t.numberOfComponents,n(a)),e.setTuples(r,o),a},e.insertNextTuple=n=>{const r=t.size/t.numberOfComponents;return e.insertTuple(r,n)},e.insertNextTuples=n=>{const r=t.size/t.numberOfComponents;return e.insertTuples(r,n)},e.getTuple=function(e){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];const r=t.numberOfComponents||1,o=e*r;switch(r){case 4:n[3]=t.values[o+3];case 3:n[2]=t.values[o+2];case 2:n[1]=t.values[o+1];case 1:n[0]=t.values[o];break;default:for(let e=r-1;e>=0;--e)n[e]=t.values[o+e]}return n},e.getTuples=(n,r)=>{const o=(n??0)*t.numberOfComponents,a=(r??e.getNumberOfTuples())*t.numberOfComponents,i=e.getData().subarray(o,a);return i.length>0?i:null},e.getTupleLocation=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1;return e*t.numberOfComponents},e.getNumberOfComponents=()=>t.numberOfComponents,e.getNumberOfValues=()=>t.size,e.getNumberOfTuples=()=>t.size/t.numberOfComponents,e.getDataType=()=>t.dataType,e.newClone=()=>Ms({empty:!0,name:t.name,dataType:t.dataType,numberOfComponents:t.numberOfComponents}),e.getName=()=>(t.name||(e.modified(),t.name=`vtkDataArray${e.getMTime()}`),t.name),e.setData=(n,r)=>{t.values=n,t.size=n.length,t.dataType=As(n),r&&(t.numberOfComponents=r),t.size%t.numberOfComponents!=0&&(t.numberOfComponents=1),e.dataChange()},e.getState=()=>{if(t.deleted)return null;const n={...t,vtkClass:e.getClassName()};n.values=Array.from(n.values),delete n.buffer,Object.keys(n).forEach((e=>{n[e]||delete n[e]}));const r={};return Object.keys(n).sort().forEach((e=>{r[e]=n[e]})),r.mtime&&delete r.mtime,r},e.deepCopy=n=>{const r=e.getDataType(),o=t.values;e.shallowCopy(n),o?.length>=n.getNumberOfValues()&&r===n.getDataType()?(o.set(n.getData()),t.values=o,e.dataChange()):e.setData(n.getData().slice())},e.interpolateTuple=(n,r,o,a,i,s)=>{const l=t.numberOfComponents||1;l===r.getNumberOfComponents()&&l===a.getNumberOfComponents()||Ts("numberOfComponents must match");const c=r.getTuple(o),u=a.getTuple(i),d=[];switch(d.length=l,l){case 4:d[3]=c[3]+(u[3]-c[3])*s;case 3:d[2]=c[2]+(u[2]-c[2])*s;case 2:d[1]=c[1]+(u[1]-c[1])*s;case 1:d[0]=c[0]+(u[0]-c[0])*s;break;default:for(let e=0;e<l;e++)d[e]=c[e]+(u[e]-c[e])*s}return e.insertTuple(n,d)}}const ws={name:"",numberOfComponents:1,dataType:bs,rangeTuple:[0,0]};function Os(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};if(Object.assign(t,ws,n),!t.empty&&!t.values&&!t.size)throw new TypeError("Cannot create vtkDataArray object without: size > 0, values");t.values?Array.isArray(t.values)&&(t.values=it(t.dataType,t.values)):t.values=at(t.dataType,t.size),t.values&&(t.size=t.size??t.values.length,t.dataType=As(t.values)),vt(e,t),Ct(e,t,["name","numberOfComponents"]),Ps(e,t)}const Ms=Dt(Os,"vtkDataArray");var Rs={newInstance:Ms,extend:Os,...Is,...ys};function Ds(e,t){t.classHierarchy.push("vtkAbstractMapper"),e.update=()=>{e.getInputData()},e.addClippingPlane=n=>!!n.isA("vtkPlane")&&!t.clippingPlanes.includes(n)&&(t.clippingPlanes.push(n),e.modified(),!0),e.getNumberOfClippingPlanes=()=>t.clippingPlanes.length,e.removeAllClippingPlanes=()=>0!==t.clippingPlanes.length&&(t.clippingPlanes.length=0,e.modified(),!0),e.removeClippingPlane=n=>{const r=t.clippingPlanes.indexOf(n);return-1!==r&&(t.clippingPlanes.splice(r,1),e.modified(),!0)},e.getClippingPlanes=()=>t.clippingPlanes,e.setClippingPlanes=t=>{if(t)if(Array.isArray(t)){const n=t.length;for(let r=0;r<n&&r<6;r++)e.addClippingPlane(t[r])}else e.addClippingPlane(t)},e.getClippingPlaneInDataCoords=(e,n,r)=>{const o=t.clippingPlanes,a=e;if(o){const e=o.length;if(n>=0&&n<e){const e=o[n],t=e.getNormal(),i=e.getOrigin(),s=t[0],l=t[1],c=t[2],u=-(s*i[0]+l*i[1]+c*i[2]);return r[0]=s*a[0]+l*a[4]+c*a[8]+u*a[12],r[1]=s*a[1]+l*a[5]+c*a[9]+u*a[13],r[2]=s*a[2]+l*a[6]+c*a[10]+u*a[14],void(r[3]=s*a[3]+l*a[7]+c*a[11]+u*a[15])}}Ht.vtkErrorMacro(`Clipping plane index ${n} is out of range.`)}}const Es={clippingPlanes:[]};var Vs=function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Es,n),Ht.obj(e,t),Ht.algo(e,t,1,0),t.clippingPlanes||(t.clippingPlanes=[]),Ds(e,t)};function Ls(e,t){e.getBounds=()=>(Ht.vtkErrorMacro("vtkAbstractMapper3D.getBounds - NOT IMPLEMENTED"),_a()),e.getCenter=()=>{const n=e.getBounds();return t.center=Fi.isValid(n)?Fi.getCenter(n):null,t.center?.slice()},e.getLength=()=>{const t=e.getBounds();return Fi.getDiagonalLength(t)}}const Bs=e=>({bounds:[...Fi.INIT_BOUNDS],center:[0,0,0],viewSpecificProperties:{},...e});var Ns=function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Bs(n)),Vs(e,t,n),Ht.setGet(e,t,["viewSpecificProperties"]),Ls(e,t)};const{vtkErrorMacro:_s,vtkWarningMacro:Fs}=Ht;function ks(e,t){t.classHierarchy.push("vtkFieldData");const n=e.getState;t.arrays&&(t.arrays=t.arrays.map((e=>({data:We(e.data)})))),e.initialize=()=>{e.initializeFields(),e.copyAllOn(),e.clearFieldFlags()},e.initializeFields=()=>{t.arrays=[],t.copyFieldFlags={},e.modified()},e.copyStructure=n=>{e.initializeFields(),t.copyFieldFlags=n.getCopyFieldFlags().map((e=>e)),t.arrays=n.arrays().map((e=>({array:e})))},e.getNumberOfArrays=()=>t.arrays.length,e.getNumberOfActiveArrays=()=>t.arrays.length,e.addArray=n=>{const r=n.getName(),{array:o,index:a}=e.getArrayWithIndex(r);return null!=o?(t.arrays[a]={data:n},a):(t.arrays=[].concat(t.arrays,{data:n}),t.arrays.length-1)},e.removeAllArrays=()=>{t.arrays=[]},e.removeArray=n=>{const r=t.arrays.findIndex((e=>e.data.getName()===n));return e.removeArrayByIndex(r)},e.removeArrayByIndex=e=>-1!==e&&e<t.arrays.length&&(t.arrays.splice(e,1),!0),e.getArrays=()=>t.arrays.map((e=>e.data)),e.getArray=t=>"number"==typeof t?e.getArrayByIndex(t):e.getArrayByName(t),e.getArrayByName=e=>t.arrays.reduce(((t,n,r)=>n.data.getName()===e?n.data:t),null),e.getArrayWithIndex=e=>{const n=t.arrays.findIndex((t=>t.data.getName()===e));return{array:-1!==n?t.arrays[n].data:null,index:n}},e.getArrayByIndex=e=>e>=0&&e<t.arrays.length?t.arrays[e].data:null,e.hasArray=t=>e.getArrayWithIndex(t).index>=0,e.getArrayName=e=>{const n=t.arrays[e];return n?n.data.getName():""},e.getCopyFieldFlags=()=>t.copyFieldFlags,e.getFlag=e=>t.copyFieldFlags[e],e.passData=function(n){let r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:-1;n.getArrays().forEach((a=>{const i=e.getFlag(a.getName());if(!1!==i&&(!t.doCopyAllOff||!0===i)&&a){let t=e.getArrayByName(a.getName());if(t)if(a.getNumberOfComponents()===t.getNumberOfComponents())if(r>-1&&r<a.getNumberOfTuples()){const e=o>-1?o:r;t.insertTuple(e,a.getTuple(r))}else t.insertTuples(0,a.getTuples());else _s("Unhandled case in passData");else if(r<0||r>a.getNumberOfTuples())e.addArray(a),n.getAttributes(a).forEach((t=>{e.setAttribute(a,t)}));else{const i=a.getNumberOfComponents();let s=a.getNumberOfValues();const l=o>-1?o:r;s<=l*i&&(s=(l+1)*i),t=Rs.newInstance({name:a.getName(),dataType:a.getDataType(),numberOfComponents:i,values:Ht.newTypedArray(a.getDataType(),s),size:0}),t.insertTuple(l,a.getTuple(r)),e.addArray(t),n.getAttributes(a).forEach((n=>{e.setAttribute(t,n)}))}}}))},e.interpolateData=function(n){let r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:-1,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:-1,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:.5;n.getArrays().forEach((s=>{const l=e.getFlag(s.getName());if(!1!==l&&(!t.doCopyAllOff||!0===l)&&s){let t=e.getArrayByName(s.getName());if(t)if(s.getNumberOfComponents()===t.getNumberOfComponents())if(r>-1&&r<s.getNumberOfTuples()){const e=a>-1?a:r;t.interpolateTuple(e,s,r,s,o,i),Fs("Unexpected case in interpolateData")}else t.insertTuples(s.getTuples());else _s("Unhandled case in interpolateData");else if(r<0||o<0||r>s.getNumberOfTuples())e.addArray(s),n.getAttributes(s).forEach((t=>{e.setAttribute(s,t)}));else{const l=s.getNumberOfComponents();let c=s.getNumberOfValues();const u=a>-1?a:r;c<=u*l&&(c=(u+1)*l),t=Rs.newInstance({name:s.getName(),dataType:s.getDataType(),numberOfComponents:l,values:Ht.newTypedArray(s.getDataType(),c),size:0}),t.interpolateTuple(u,s,r,s,o,i),e.addArray(t),n.getAttributes(s).forEach((n=>{e.setAttribute(t,n)}))}}}))},e.copyFieldOn=e=>{t.copyFieldFlags[e]=!0},e.copyFieldOff=e=>{t.copyFieldFlags[e]=!1},e.copyAllOn=()=>{t.doCopyAllOn&&!t.doCopyAllOff||(t.doCopyAllOn=!0,t.doCopyAllOff=!1,e.modified())},e.copyAllOff=()=>{!t.doCopyAllOn&&t.doCopyAllOff||(t.doCopyAllOn=!1,t.doCopyAllOff=!0,e.modified())},e.clearFieldFlags=()=>{t.copyFieldFlags={}},e.deepCopy=e=>{t.arrays=e.getArrays().map((e=>{const t=e.newClone();return t.deepCopy(e),{data:t}}))},e.copyFlags=e=>e.getCopyFieldFlags().map((e=>e)),e.reset=()=>t.arrays.forEach((e=>e.data.reset())),e.getMTime=()=>t.arrays.reduce(((e,t)=>t.data.getMTime()>e?t.data.getMTime():e),t.mtime),e.getNumberOfComponents=()=>t.arrays.reduce(((e,t)=>e+t.data.getNumberOfComponents()),0),e.getNumberOfTuples=()=>t.arrays.length>0?t.arrays[0].getNumberOfTuples():0,e.getState=()=>{const e=n();return e&&(e.arrays=t.arrays.map((e=>({data:e.data.getState()})))),e}}const Gs={arrays:[],copyFieldFlags:[],doCopyAllOn:!0,doCopyAllOff:!1};function Us(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Gs,n),Ht.obj(e,t),ks(e,t)}var zs={newInstance:Ht.newInstance(Us,"vtkFieldData"),extend:Us};const Ws={DEFAULT:0,SINGLE:1,DOUBLE:2};var Hs={AttributeCopyOperations:{COPYTUPLE:0,INTERPOLATE:1,PASSDATA:2,ALLCOPY:3},AttributeLimitTypes:{MAX:0,EXACT:1,NOLIMIT:2},AttributeTypes:{SCALARS:0,VECTORS:1,NORMALS:2,TCOORDS:3,TENSORS:4,GLOBALIDS:5,PEDIGREEIDS:6,EDGEFLAG:7,NUM_ATTRIBUTES:8},CellGhostTypes:{DUPLICATECELL:1,HIGHCONNECTIVITYCELL:2,LOWCONNECTIVITYCELL:4,REFINEDCELL:8,EXTERIORCELL:16,HIDDENCELL:32},DesiredOutputPrecision:Ws,PointGhostTypes:{DUPLICATEPOINT:1,HIDDENPOINT:2},ghostArrayName:"vtkGhostType"};const{AttributeTypes:js,AttributeCopyOperations:Ks}=Hs,{vtkWarningMacro:$s}=Ht;function qs(e,t){const n=["Scalars","Vectors","Normals","TCoords","Tensors","GlobalIds","PedigreeIds"];function r(e){let t=n.find((t=>js[t.toUpperCase()]===e||"number"!=typeof e&&t.toLowerCase()===e.toLowerCase()));return void 0===t&&(t=null),t}t.classHierarchy.push("vtkDataSetAttributes");const o={...e};e.checkNumberOfComponents=e=>!0,e.setAttribute=(n,o)=>{const a=r(o);if(n&&"PEDIGREEIDS"===a.toUpperCase()&&!n.isA("vtkDataArray"))return $s(`Cannot set attribute ${a}. The attribute must be a vtkDataArray.`),-1;if(n&&!e.checkNumberOfComponents(n,a))return $s(`Cannot set attribute ${a}. Incorrect number of components.`),-1;let i=t[`active${a}`];if(i>=0&&i<t.arrays.length){if(t.arrays[i]===n)return i;e.removeArrayByIndex(i)}return n?(i=e.addArray(n),t[`active${a}`]=i):t[`active${a}`]=-1,e.modified(),t[`active${a}`]},e.getAttributes=t=>n.filter((n=>e[`get${n}`]()===t)),e.setActiveAttributeByName=(t,n)=>e.setActiveAttributeByIndex(e.getArrayWithIndex(t).index,n),e.setActiveAttributeByIndex=(n,o)=>{const a=r(o);if(n>=0&&n<t.arrays.length){if("PEDIGREEIDS"!==a.toUpperCase()){const t=e.getArrayByIndex(n);if(!t.isA("vtkDataArray"))return $s(`Cannot set attribute ${a}. Only vtkDataArray subclasses can be set as active attributes.`),-1;if(!e.checkNumberOfComponents(t,a))return $s(`Cannot set attribute ${a}. Incorrect number of components.`),-1}return t[`active${a}`]=n,e.modified(),n}return-1===n&&(t[`active${a}`]=n,e.modified()),-1},e.getActiveAttribute=t=>{const n=r(t);return e[`get${n}`]()},e.removeAllArrays=()=>{n.forEach((e=>{t[`active${e}`]=-1})),o.removeAllArrays()},e.removeArrayByIndex=e=>(-1!==e&&n.forEach((n=>{e===t[`active${n}`]?t[`active${n}`]=-1:e<t[`active${n}`]&&(t[`active${n}`]-=1)})),o.removeArrayByIndex(e)),n.forEach((n=>{const r=`active${n}`;e[`get${n}`]=()=>e.getArrayByIndex(t[r]),e[`set${n}`]=t=>e.setAttribute(t,n),e[`setActive${n}`]=t=>e.setActiveAttributeByIndex(e.getArrayWithIndex(t).index,n),e[`copy${n}Off`]=()=>{const e=n.toUpperCase();t.copyAttributeFlags[Ks.PASSDATA][js[e]]=!1},e[`copy${n}On`]=()=>{const e=n.toUpperCase();t.copyAttributeFlags[Ks.PASSDATA][js[e]]=!0}})),e.initializeAttributeCopyFlags=()=>{t.copyAttributeFlags=[],Object.keys(Ks).filter((e=>"ALLCOPY"!==e)).forEach((e=>{t.copyAttributeFlags[Ks[e]]=Object.keys(js).filter((e=>"NUM_ATTRIBUTES"!==e)).reduce(((e,t)=>(e[js[t]]=!0,e)),[])})),t.copyAttributeFlags[Ks.COPYTUPLE][js.GLOBALIDS]=!1,t.copyAttributeFlags[Ks.INTERPOLATE][js.GLOBALIDS]=!1,t.copyAttributeFlags[Ks.COPYTUPLE][js.PEDIGREEIDS]=!1},e.initialize=Ht.chain(e.initialize,e.initializeAttributeCopyFlags),t.dataArrays&&Object.keys(t.dataArrays).length&&Object.keys(t.dataArrays).forEach((n=>{t.dataArrays[n].ref||"vtkDataArray"!==t.dataArrays[n].type||e.addArray(Rs.newInstance(t.dataArrays[n]))}));const a=e.shallowCopy;e.shallowCopy=(e,n)=>{a(e,n),t.arrays=e.getArrays().map((e=>{const t=e.newClone();return t.shallowCopy(e,n),{data:t}}))},e.initializeAttributeCopyFlags()}const Xs={activeScalars:-1,activeVectors:-1,activeTensors:-1,activeNormals:-1,activeTCoords:-1,activeGlobalIds:-1,activePedigreeIds:-1};function Ys(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Xs,n),zs.extend(e,t,n),Ht.setGet(e,t,["activeScalars","activeNormals","activeTCoords","activeVectors","activeTensors","activeGlobalIds","activePedigreeIds"]),t.arrays||(t.arrays={}),qs(e,t)}var Zs={newInstance:Ht.newInstance(Ys,"vtkDataSetAttributes"),extend:Ys,...Hs};const Qs=["pointData","cellData","fieldData"];function Js(e,t){t.classHierarchy.push("vtkDataSet"),Qs.forEach((e=>{t[e]?t[e]=We(t[e]):t[e]=Zs.newInstance()}));const n=e.shallowCopy;e.shallowCopy=function(e){let r=arguments.length>1&&void 0!==arguments[1]&&arguments[1];n(e,r),Qs.forEach((n=>{t[n]=Zs.newInstance(),t[n].shallowCopy(e.getReferenceByName(n))}))}}const el={};function tl(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,el,n),Ht.obj(e,t),Ht.setGet(e,t,Qs),Js(e,t)}var nl={newInstance:Ht.newInstance(tl,"vtkDataSet"),extend:tl,FieldDataTypes:{UNIFORM:0,DATA_OBJECT_FIELD:0,COORDINATE:1,POINT_DATA:1,POINT:2,POINT_FIELD_DATA:2,CELL:3,CELL_FIELD_DATA:3,VERTEX:4,VERTEX_FIELD_DATA:4,EDGE:5,EDGE_FIELD_DATA:5,ROW:6,ROW_DATA:6},FieldAssociations:{FIELD_ASSOCIATION_POINTS:0,FIELD_ASSOCIATION_CELLS:1,FIELD_ASSOCIATION_NONE:2,FIELD_ASSOCIATION_POINTS_THEN_CELLS:3,FIELD_ASSOCIATION_VERTICES:4,FIELD_ASSOCIATION_EDGES:5,FIELD_ASSOCIATION_ROWS:6,NUMBER_OF_ASSOCIATIONS:7}};const rl={UNCHANGED:0,SINGLE_POINT:1,X_LINE:2,Y_LINE:3,Z_LINE:4,XY_PLANE:5,YZ_PLANE:6,XZ_PLANE:7,XYZ_GRID:8,EMPTY:9};var ol={StructuredType:rl};const{StructuredType:al}=ol;var il={getDataDescriptionFromExtent:function(e){let t=0;for(let n=0;n<3;++n)e[2*n]<e[2*n+1]&&t++;return e[0]>e[1]||e[2]>e[3]||e[4]>e[5]?al.EMPTY:3===t?al.XYZ_GRID:2===t?e[0]===e[1]?al.YZ_PLANE:e[2]===e[3]?al.XZ_PLANE:al.XY_PLANE:1===t?e[0]<e[1]?al.X_LINE:e[2]<e[3]?al.Y_LINE:al.Z_LINE:al.SINGLE_POINT},...ol};const{vtkErrorMacro:sl}=Ht;function ll(e,t){t.classHierarchy.push("vtkImageData"),e.setExtent=function(){if(t.deleted)return sl("instance deleted - cannot call any method"),!1;for(var n=arguments.length,r=new Array(n),o=0;o<n;o++)r[o]=arguments[o];const a=1===r.length?r[0]:r;if(6!==a.length)return!1;const i=t.extent.some(((e,t)=>e!==a[t]));return i&&(t.extent=a.slice(),t.dataDescription=il.getDataDescriptionFromExtent(t.extent),e.modified()),i},e.setDimensions=function(){let n,r,o;if(t.deleted)sl("instance deleted - cannot call any method");else{if(1===arguments.length){const e=arguments.length<=0?void 0:arguments[0];n=e[0],r=e[1],o=e[2]}else{if(3!==arguments.length)return void sl("Bad dimension specification");n=arguments.length<=0?void 0:arguments[0],r=arguments.length<=1?void 0:arguments[1],o=arguments.length<=2?void 0:arguments[2]}e.setExtent(0,n-1,0,r-1,0,o-1)}},e.getDimensions=()=>[t.extent[1]-t.extent[0]+1,t.extent[3]-t.extent[2]+1,t.extent[5]-t.extent[4]+1],e.getNumberOfCells=()=>{const t=e.getDimensions();let n=1;for(let e=0;e<3;e++){if(0===t[e])return 0;t[e]>1&&(n*=t[e]-1)}return n},e.getNumberOfPoints=()=>{const t=e.getDimensions();return t[0]*t[1]*t[2]},e.getPoint=n=>{const r=e.getDimensions();if(0===r[0]||0===r[1]||0===r[2])return sl("Requesting a point from an empty image."),null;const o=new Float64Array(3);switch(t.dataDescription){case rl.EMPTY:return null;case rl.SINGLE_POINT:break;case rl.X_LINE:o[0]=n;break;case rl.Y_LINE:o[1]=n;break;case rl.Z_LINE:o[2]=n;break;case rl.XY_PLANE:o[0]=n%r[0],o[1]=n/r[0];break;case rl.YZ_PLANE:o[1]=n%r[1],o[2]=n/r[1];break;case rl.XZ_PLANE:o[0]=n%r[0],o[2]=n/r[0];break;case rl.XYZ_GRID:o[0]=n%r[0],o[1]=n/r[0]%r[1],o[2]=n/(r[0]*r[1]);break;default:sl("Invalid dataDescription")}const a=[0,0,0];return e.indexToWorld(o,a),a},e.getBounds=()=>e.extentToBounds(e.getSpatialExtent()),e.extentToBounds=e=>Fi.transformBounds(e,t.indexToWorld),e.getSpatialExtent=()=>Fi.inflate([...t.extent],.5),e.computeTransforms=()=>{P(t.indexToWorld,t.origin),t.indexToWorld[0]=t.direction[0],t.indexToWorld[1]=t.direction[1],t.indexToWorld[2]=t.direction[2],t.indexToWorld[4]=t.direction[3],t.indexToWorld[5]=t.direction[4],t.indexToWorld[6]=t.direction[5],t.indexToWorld[8]=t.direction[6],t.indexToWorld[9]=t.direction[7],t.indexToWorld[10]=t.direction[8],x(t.indexToWorld,t.indexToWorld,t.spacing),h(t.worldToIndex,t.indexToWorld)},e.indexToWorld=function(e){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];return En(n,e,t.indexToWorld),n},e.indexToWorldVec3=e.indexToWorld,e.worldToIndex=function(e){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];return En(n,e,t.worldToIndex),n},e.worldToIndexVec3=e.worldToIndex,e.indexToWorldBounds=function(e){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];return Fi.transformBounds(e,t.indexToWorld,n)},e.worldToIndexBounds=function(e){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];return Fi.transformBounds(e,t.worldToIndex,n)},e.onModified(e.computeTransforms),e.computeTransforms(),e.getCenter=()=>Fi.getCenter(e.getBounds()),e.computeHistogram=function(t){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;const r=[0,0,0,0,0,0];e.worldToIndexBounds(t,r);const o=[0,0,0],a=[0,0,0];Fi.computeCornerPoints(r,o,a),ca(o,o),ca(a,a);const i=e.getDimensions();Ra(o,[0,0,0],[i[0]-1,i[1]-1,i[2]-1],o),Ra(a,[0,0,0],[i[0]-1,i[1]-1,i[2]-1],a);const s=i[0],l=i[0]*i[1],c=e.getPointData().getScalars().getData();let u=-1/0,d=1/0,p=0,f=0,g=0;for(let e=o[2];e<=a[2];e++)for(let t=o[1];t<=a[1];t++){let i=o[0]+t*s+e*l;for(let s=o[0];s<=a[0];s++){if(!n||n([s,t,e],r)){const e=c[i];e>u&&(u=e),e<d&&(d=e),p+=e*e,f+=e,g+=1}++i}}const m=g>0?f/g:0,h=g?Math.abs(p/g-m*m):0,v=Math.sqrt(h);return{minimum:d,maximum:u,average:m,variance:h,sigma:v,count:g}},e.computeIncrements=function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;const n=[];let r=t;for(let t=0;t<3;++t)n[t]=r,r*=e[2*t+1]-e[2*t]+1;return n},e.computeOffsetIndex=t=>{let[n,r,o]=t;const a=e.getExtent(),i=e.getPointData().getScalars().getNumberOfComponents(),s=e.computeIncrements(a,i);return Math.floor((Math.round(n)-a[0])*s[0]+(Math.round(r)-a[2])*s[1]+(Math.round(o)-a[4])*s[2])},e.getOffsetIndexFromWorld=t=>{const n=e.getExtent(),r=e.worldToIndex(t);for(let e=0;e<3;++e)if(r[e]<n[2*e]||r[e]>n[2*e+1])return sl(`GetScalarPointer: Pixel ${r} is not in memory. Current extent = ${n}`),NaN;return e.computeOffsetIndex(r)},e.getScalarValueFromWorld=function(t){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const r=e.getPointData().getScalars().getNumberOfComponents();if(n<0||n>=r)return sl(`GetScalarPointer: Scalar Component ${n} is not within bounds. Current Scalar numberOfComponents: ${r}`),NaN;const o=e.getOffsetIndexFromWorld(t);return Number.isNaN(o)?o:e.getPointData().getScalars().getComponent(o,n)}}const cl={direction:null,indexToWorld:null,worldToIndex:null,spacing:[1,1,1],origin:[0,0,0],extent:[0,-1,0,-1,0,-1],dataDescription:rl.EMPTY};function ul(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,cl,n),nl.extend(e,t,n),t.direction?Array.isArray(t.direction)&&(t.direction=new Float64Array(t.direction.slice(0,9))):t.direction=pe(new Float64Array(9)),t.indexToWorld=new Float64Array(16),t.worldToIndex=new Float64Array(16),Ht.get(e,t,["indexToWorld","worldToIndex"]),Ht.setGetArray(e,t,["origin","spacing"],3),Ht.setGetArray(e,t,["direction"],9),Ht.getArray(e,t,["extent"],6),ll(e,t)}var dl={newInstance:Ht.newInstance(ul,"vtkImageData"),extend:ul};const pl={LUMINANCE:1,LUMINANCE_ALPHA:2,RGB:3,RGBA:4};var fl={VectorMode:{MAGNITUDE:0,COMPONENT:1,RGBCOLORS:2},ScalarMappingTarget:pl},gl={ColorMode:{DEFAULT:0,MAP_SCALARS:1,DIRECT_SCALARS:2},GetArray:{BY_ID:0,BY_NAME:1},ScalarMode:{DEFAULT:0,USE_POINT_DATA:1,USE_CELL_DATA:2,USE_POINT_FIELD_DATA:3,USE_CELL_FIELD_DATA:4,USE_FIELD_DATA:5}};const{ScalarMappingTarget:ml,VectorMode:hl}=fl,{VtkDataTypes:vl}=Rs,{ColorMode:yl}=gl,{vtkErrorMacro:Tl}=Ht;function bl(e){return e}function xl(e){return Math.floor(255*e+.5)}function Cl(e,t){t.classHierarchy.push("vtkScalarsToColors"),e.setVectorModeToMagnitude=()=>e.setVectorMode(hl.MAGNITUDE),e.setVectorModeToComponent=()=>e.setVectorMode(hl.COMPONENT),e.setVectorModeToRGBColors=()=>e.setVectorMode(hl.RGBCOLORS),e.build=()=>{},e.isOpaque=()=>!0,e.setAnnotations=(n,r)=>{if(!(n&&!r||!n&&r))if(n&&r&&n.length!==r.length)Tl("Values and annotations do not have the same number of tuples so ignoring");else{if(t.annotationArray=[],r&&n){const e=r.length;for(let o=0;o<e;o++)t.annotationArray.push({value:n[o],annotation:String(r[o])})}e.updateAnnotatedValueMap(),e.modified()}},e.setAnnotation=(n,r)=>{let o=e.checkForAnnotatedValue(n),a=!1;return o>=0?t.annotationArray[o].annotation!==r&&(t.annotationArray[o].annotation=r,a=!0):(t.annotationArray.push({value:n,annotation:r}),o=t.annotationArray.length-1,a=!0),a&&(e.updateAnnotatedValueMap(),e.modified()),o},e.getNumberOfAnnotatedValues=()=>t.annotationArray.length,e.getAnnotatedValue=e=>e<0||e>=t.annotationArray.length?null:t.annotationArray[e].value,e.getAnnotation=e=>void 0===t.annotationArray[e]?null:t.annotationArray[e].annotation,e.getAnnotatedValueIndex=n=>t.annotationArray.length?e.checkForAnnotatedValue(n):-1,e.removeAnnotation=n=>{const r=e.checkForAnnotatedValue(n),o=r>=0;return o&&(t.annotationArray.splice(r,1),e.updateAnnotatedValueMap(),e.modified()),o},e.resetAnnotations=()=>{t.annotationArray=[],t.annotatedValueMap=[],e.modified()},e.getAnnotationColor=(n,r)=>{if(t.indexedLookup){const t=e.getAnnotatedValueIndex(n);e.getIndexedColor(t,r)}else e.getColor(parseFloat(n),r),r[3]=1},e.checkForAnnotatedValue=t=>e.getAnnotatedValueIndexInternal(t),e.getAnnotatedValueIndexInternal=e=>{if(void 0!==t.annotatedValueMap[e]){const n=t.annotationArray.length;return t.annotatedValueMap[e]%n}return-1},e.getIndexedColor=(e,t)=>{t[0]=0,t[1]=0,t[2]=0,t[3]=0},e.updateAnnotatedValueMap=()=>{t.annotatedValueMap=[];const e=t.annotationArray.length;for(let n=0;n<e;n++)t.annotatedValueMap[t.annotationArray[n].value]=n},e.mapScalars=(t,n,r)=>{const o=t.getNumberOfComponents();let a=null;if(n===yl.DEFAULT&&t.getDataType()===vl.UNSIGNED_CHAR||n===yl.DIRECT_SCALARS&&t)a=e.convertToRGBA(t,o,t.getNumberOfTuples());else{const n={type:"vtkDataArray",name:"temp",numberOfComponents:4,dataType:vl.UNSIGNED_CHAR},i=Ht.newTypedArray(n.dataType,4*t.getNumberOfTuples());n.values=i,n.size=i.length,a=Rs.newInstance(n);let s=r;s<0&&o>1?e.mapVectorsThroughTable(t,a,ml.RGBA,-1,-1):(s<0&&(s=0),s>=o&&(s=o-1),e.mapScalarsThroughTable(t,a,ml.RGBA,s))}return a},e.mapVectorsToMagnitude=(e,t,n)=>{const r=e.getNumberOfTuples(),o=e.getNumberOfComponents(),a=t.getData(),i=e.getData();for(let e=0;e<r;e++){let t=0;for(let r=0;r<n;r++)t+=i[e*o+r]*i[e*o+r];a[e]=Math.sqrt(t)}},e.mapVectorsThroughTable=(t,n,r,o,a)=>{let i=e.getVectorMode(),s=a,l=o;const c=t.getNumberOfComponents();i===hl.COMPONENT?(-1===l&&(l=e.getVectorComponent()),l<0&&(l=0),l>=c&&(l=c-1)):(-1===s&&(s=e.getVectorSize()),s<=0?(l=0,s=c):(l<0&&(l=0),l>=c&&(l=c-1),l+s>c&&(s=c-l)),i!==hl.MAGNITUDE||1!==c&&1!==s||(i=hl.COMPONENT));let u=0;switch(l>0&&(u=l),i){case hl.COMPONENT:e.mapScalarsThroughTable(t,n,r,u);break;case hl.RGBCOLORS:break;case hl.MAGNITUDE:default:{const o=Rs.newInstance({numberOfComponents:1,values:new Float32Array(t.getNumberOfTuples())});e.mapVectorsToMagnitude(t,o,s),e.mapScalarsThroughTable(o,n,r,0);break}}},e.luminanceToRGBA=(e,t,n,r)=>{const o=r(n),a=t.getData(),i=e.getData(),s=a.length;let l=0;for(let e=0;e<s;e+=1){const t=r(a[e]);i[4*l]=t,i[4*l+1]=t,i[4*l+2]=t,i[4*l+3]=o,l++}},e.luminanceAlphaToRGBA=(e,t,n,r)=>{const o=t.getData(),a=e.getData(),i=o.length;let s=0;for(let e=0;e<i;e+=2){const t=r(o[e]);a[s]=t,a[s+1]=t,a[s+2]=t,a[s+3]=r(o[e+1])*n,s+=4}},e.rGBToRGBA=(e,t,n,r)=>{const o=xl(n),a=t.getData(),i=e.getData(),s=a.length;let l=0;for(let e=0;e<s;e+=3)i[4*l]=r(a[e]),i[4*l+1]=r(a[e+1]),i[4*l+2]=r(a[e+2]),i[4*l+3]=o,l++},e.rGBAToRGBA=(e,t,n,r)=>{const o=t.getData(),a=e.getData(),i=o.length;let s=0;for(let e=0;e<i;e+=4)a[4*s]=r(o[e]),a[4*s+1]=r(o[e+1]),a[4*s+2]=r(o[e+2]),a[4*s+3]=r(o[e+3])*n,s++},e.convertToRGBA=(n,r,o)=>{let{alpha:a}=t;if(4===r&&a>=1&&n.getDataType()===vl.UNSIGNED_CHAR)return n;const i=Rs.newInstance({numberOfComponents:4,empty:!0,size:4*o,dataType:vl.UNSIGNED_CHAR});if(o<=0)return i;a=a>0?a:0,a=a<1?a:1;let s=bl;switch(n.getDataType()!==vl.FLOAT&&n.getDataType()!==vl.DOUBLE||(s=xl),r){case 1:e.luminanceToRGBA(i,n,a,s);break;case 2:e.luminanceAlphaToRGBA(i,n,s);break;case 3:e.rGBToRGBA(i,n,a,s);break;case 4:e.rGBAToRGBA(i,n,a,s);break;default:return Tl("Cannot convert colors"),null}return i},e.usingLogScale=()=>!1,e.getNumberOfAvailableColors=()=>16777216,e.setRange=(t,n)=>e.setMappingRange(t,n),e.getRange=()=>e.getMappingRange(),e.areScalarsOpaque=(n,r,o)=>{if(!n)return e.isOpaque();const a=n.getNumberOfComponents();return(r!==yl.DEFAULT||n.getDataType()!==vl.UNSIGNED_CHAR)&&r!==yl.DIRECT_SCALARS||(3===a||1===a?t.alpha>=1:255===n.getRange(a-1)[0])}}const Sl={alpha:1,vectorComponent:0,vectorSize:-1,vectorMode:hl.COMPONENT,mappingRange:null,annotationArray:null,annotatedValueMap:null,indexedLookup:!1};function Al(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Sl,n),Ht.obj(e,t),t.mappingRange=[0,255],t.annotationArray=[],t.annotatedValueMap=[],Ht.setGet(e,t,["vectorSize","vectorComponent","vectorMode","alpha","indexedLookup"]),Ht.setArray(e,t,["mappingRange"],2),Ht.getArray(e,t,["mappingRange"]),Cl(e,t)}var Il={newInstance:Ht.newInstance(Al,"vtkScalarsToColors"),extend:Al,...fl};const{vtkErrorMacro:Pl}=Ht;function wl(e,t){t.classHierarchy.push("vtkLookupTable"),e.isOpaque=()=>{if(t.opaqueFlagBuildTime.getMTime()<e.getMTime()){let e=!0;t.nanColor[3]<1&&(e=0),t.useBelowRangeColor&&t.belowRangeColor[3]<1&&(e=0),t.useAboveRangeColor&&t.aboveRangeColor[3]<1&&(e=0);for(let n=3;n<t.table.length&&e;n+=4)t.table[n]<255&&(e=!1);t.opaqueFlag=e,t.opaqueFlagBuildTime.modified()}return t.opaqueFlag},e.usingLogScale=()=>!1,e.getNumberOfAvailableColors=()=>t.table.length/4,e.linearIndexLookup=(e,t)=>{let n=0;const r=Number(e);return r<t.range[0]?n=t.maxIndex+0+1.5:r>t.range[1]?n=t.maxIndex+1+1.5:(n=(r+t.shift)*t.scale,n=n<t.maxIndex?n:t.maxIndex),Math.floor(n)},e.linearLookup=(t,n,r)=>{let o=0;o=Na(t)?Math.floor(r.maxIndex+1.5+2):e.linearIndexLookup(t,r);const a=4*o;return n.slice(a,a+4)},e.indexedLookupFunction=(n,r,o)=>{let a=e.getAnnotatedValueIndexInternal(n);-1===a&&(a=t.numberOfColors+2);const i=4*a;return[r[i],r[i+1],r[i+2],r[i+3]]},e.lookupShiftAndScale=(e,t)=>{t.shift=-e[0],t.scale=Number.MAX_VALUE,e[1]>e[0]&&(t.scale=(t.maxIndex+1)/(e[1]-e[0]))},e.mapScalarsThroughTable=(n,r,o,a)=>{let i=e.linearLookup;t.indexedLookup&&(i=e.indexedLookupFunction);const s=e.getMappingRange(),l={maxIndex:e.getNumberOfColors()-1,range:s,shift:0,scale:0};e.lookupShiftAndScale(s,l);const c=e.getAlpha(),u=n.getNumberOfTuples(),d=n.getNumberOfComponents(),p=r.getData(),f=n.getData();if(c>=1){if(o===pl.RGBA)for(let e=0;e<u;e++){const n=i(f[e*d+a],t.table,l);p[4*e]=n[0],p[4*e+1]=n[1],p[4*e+2]=n[2],p[4*e+3]=n[3]}}else if(o===pl.RGBA)for(let e=0;e<u;e++){const n=i(f[e*d+a],t.table,l);p[4*e]=n[0],p[4*e+1]=n[1],p[4*e+2]=n[2],p[4*e+3]=Math.floor(n[3]*c+.5)}},e.forceBuild=()=>{let n=0,r=0,o=0,a=0;const i=t.numberOfColors-1;i&&(n=(t.hueRange[1]-t.hueRange[0])/i,r=(t.saturationRange[1]-t.saturationRange[0])/i,o=(t.valueRange[1]-t.valueRange[0])/i,a=(t.alphaRange[1]-t.alphaRange[0])/i),t.table.length=4*i+16;const s=[],l=[];for(let e=0;e<=i;e++)s[0]=t.hueRange[0]+e*n,s[1]=t.saturationRange[0]+e*r,s[2]=t.valueRange[0]+e*o,ba(s,l),l[3]=t.alphaRange[0]+e*a,t.table[4*e]=255*l[0]+.5,t.table[4*e+1]=255*l[1]+.5,t.table[4*e+2]=255*l[2]+.5,t.table[4*e+3]=255*l[3]+.5;e.buildSpecialColors(),t.buildTime.modified()},e.setTable=n=>{if(Array.isArray(n)){const r=n[0].length;t.numberOfColors=n.length;const o=4-r;let a=0;for(let e=0;e<t.numberOfColors;e++)t.table[4*e]=255,t.table[4*e+1]=255,t.table[4*e+2]=255,t.table[4*e+3]=255;for(let e=0;e<n.length;e++){const i=n[e];for(let e=0;e<r;e++)t.table[a++]=i[e];a+=o}return e.buildSpecialColors(),t.insertTime.modified(),e.modified(),!0}if(4!==n.getNumberOfComponents())return Pl("Expected 4 components for RGBA colors"),!1;if(n.getDataType()!==vs.UNSIGNED_CHAR)return Pl("Expected unsigned char values for RGBA colors"),!1;t.numberOfColors=n.getNumberOfTuples();const r=n.getData();t.table.length=r.length;for(let e=0;e<r.length;e++)t.table[e]=r[e];return e.buildSpecialColors(),t.insertTime.modified(),e.modified(),!0},e.buildSpecialColors=()=>{const{numberOfColors:e}=t,n=t.table;let r=4*(e+0);t.useBelowRangeColor||0===e?(n[r]=255*t.belowRangeColor[0]+.5,n[r+1]=255*t.belowRangeColor[1]+.5,n[r+2]=255*t.belowRangeColor[2]+.5,n[r+3]=255*t.belowRangeColor[3]+.5):(n[r]=n[0],n[r+1]=n[1],n[r+2]=n[2],n[r+3]=n[3]),r=4*(e+1),t.useAboveRangeColor||0===e?(n[r]=255*t.aboveRangeColor[0]+.5,n[r+1]=255*t.aboveRangeColor[1]+.5,n[r+2]=255*t.aboveRangeColor[2]+.5,n[r+3]=255*t.aboveRangeColor[3]+.5):(n[r]=n[4*(e-1)+0],n[r+1]=n[4*(e-1)+1],n[r+2]=n[4*(e-1)+2],n[r+3]=n[4*(e-1)+3]),r=4*(e+2),n[r]=255*t.nanColor[0]+.5,n[r+1]=255*t.nanColor[1]+.5,n[r+2]=255*t.nanColor[2]+.5,n[r+3]=255*t.nanColor[3]+.5},e.build=()=>{(t.table.length<1||e.getMTime()>t.buildTime.getMTime()&&t.insertTime.getMTime()<=t.buildTime.getMTime())&&e.forceBuild()},t.table.length>0&&(e.buildSpecialColors(),t.insertTime.modified())}const Ol={numberOfColors:256,hueRange:[0,.66667],saturationRange:[1,1],valueRange:[1,1],alphaRange:[1,1],nanColor:[.5,0,0,1],belowRangeColor:[0,0,0,1],aboveRangeColor:[1,1,1,1],useAboveRangeColor:!1,useBelowRangeColor:!1,alpha:1};function Ml(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ol,n),Il.extend(e,t,n),t.table||(t.table=[]),t.buildTime={},Ht.obj(t.buildTime),t.opaqueFlagBuildTime={},Ht.obj(t.opaqueFlagBuildTime,{mtime:0}),t.insertTime={},Ht.obj(t.insertTime,{mtime:0}),Ht.get(e,t,["buildTime"]),Ht.setGet(e,t,["numberOfColors","useAboveRangeColor","useBelowRangeColor"]),Ht.setArray(e,t,["alphaRange","hueRange","saturationRange","valueRange"],2),Ht.setArray(e,t,["nanColor","belowRangeColor","aboveRangeColor"],4),Ht.getArray(e,t,["hueRange","saturationRange","valueRange","alphaRange","nanColor","belowRangeColor","aboveRangeColor"]),wl(e,t)}var Rl={newInstance:Ht.newInstance(Ml,"vtkLookupTable"),extend:Ml};let Dl=1,El=0;const Vl=["VTK_RESOLVE_OFF","VTK_RESOLVE_POLYGON_OFFSET"];function Ll(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;El=e}var Bl={getResolveCoincidentTopologyAsString:function(){return Vl[El]},getResolveCoincidentTopologyPolygonOffsetFaces:function(){return Dl},getResolveCoincidentTopology:function(){return El},setResolveCoincidentTopology:Ll,setResolveCoincidentTopologyPolygonOffsetFaces:function(e){Dl=e},setResolveCoincidentTopologyToDefault:function(){Ll(0)},setResolveCoincidentTopologyToOff:function(){Ll(0)},setResolveCoincidentTopologyToPolygonOffset:function(){Ll(1)}};function Nl(e,t,n){n.forEach((n=>{e[`get${n.method}`]=()=>t[n.key],e[`set${n.method}`]=(e,r)=>{t[n.key]={factor:e,offset:r}}}))}const _l=["Polygon","Line","Point"],Fl={};Nl(Fl,{Polygon:{factor:2,offset:0},Line:{factor:1,offset:-1},Point:{factor:0,offset:-2}},_l.map((e=>({key:e,method:`ResolveCoincidentTopology${e}OffsetParameters`}))));var kl={implementCoincidentTopologyMethods:function(e,t){void 0===t.resolveCoincidentTopology&&(t.resolveCoincidentTopology=!1),Ht.setGet(e,t,["resolveCoincidentTopology"]),t.topologyOffset={Polygon:{factor:0,offset:0},Line:{factor:0,offset:0},Point:{factor:0,offset:0}},Object.keys(Bl).forEach((t=>{e[t]=Bl[t]})),Object.keys(Fl).forEach((t=>{e[t]=Fl[t]})),Nl(e,t.topologyOffset,_l.map((e=>({key:e,method:`RelativeCoincidentTopology${e}OffsetParameters`})))),e.getCoincidentTopologyPolygonOffsetParameters=()=>{const t=Fl.getResolveCoincidentTopologyPolygonOffsetParameters(),n=e.getRelativeCoincidentTopologyPolygonOffsetParameters();return{factor:t.factor+n.factor,offset:t.offset+n.offset}},e.getCoincidentTopologyLineOffsetParameters=()=>{const t=Fl.getResolveCoincidentTopologyLineOffsetParameters(),n=e.getRelativeCoincidentTopologyLineOffsetParameters();return{factor:t.factor+n.factor,offset:t.offset+n.offset}},e.getCoincidentTopologyPointOffsetParameter=()=>{const t=Fl.getResolveCoincidentTopologyPointOffsetParameters(),n=e.getRelativeCoincidentTopologyPointOffsetParameters();return{factor:t.factor+n.factor,offset:t.offset+n.offset}}},staticOffsetAPI:Fl,otherStaticMethods:Bl,CATEGORIES:_l};const Gl={MIN_KNOWN_PASS:0,ACTOR_PASS:0,COMPOSITE_INDEX_PASS:1,ID_LOW24:2,ID_HIGH24:3,MAX_KNOWN_PASS:3};var Ul={PassTypes:Gl};const{FieldAssociations:zl}=nl,{staticOffsetAPI:Wl,otherStaticMethods:Hl}=kl,{ColorMode:jl,ScalarMode:Kl,GetArray:$l}=gl,{VectorMode:ql}=fl,{VtkDataTypes:Xl}=Rs;function Yl(e){return()=>Ht.vtkErrorMacro(`vtkMapper::${e} - NOT IMPLEMENTED`)}function Zl(e,t){t.classHierarchy.push("vtkMapper"),e.getBounds=()=>{const n=e.getInputData();return n?(t.static||e.update(),t.bounds=n.getBounds()):t.bounds=_a(),t.bounds},e.setForceCompileOnly=e=>{t.forceCompileOnly=e},e.setSelectionWebGLIdsToVTKIds=e=>{t.selectionWebGLIdsToVTKIds=e},e.createDefaultLookupTable=()=>{t.lookupTable=Rl.newInstance()},e.getColorModeAsString=()=>Ht.enumToString(jl,t.colorMode),e.setColorModeToDefault=()=>e.setColorMode(0),e.setColorModeToMapScalars=()=>e.setColorMode(1),e.setColorModeToDirectScalars=()=>e.setColorMode(2),e.getScalarModeAsString=()=>Ht.enumToString(Kl,t.scalarMode),e.setScalarModeToDefault=()=>e.setScalarMode(0),e.setScalarModeToUsePointData=()=>e.setScalarMode(1),e.setScalarModeToUseCellData=()=>e.setScalarMode(2),e.setScalarModeToUsePointFieldData=()=>e.setScalarMode(3),e.setScalarModeToUseCellFieldData=()=>e.setScalarMode(4),e.setScalarModeToUseFieldData=()=>e.setScalarMode(5),e.getAbstractScalars=(e,n,r,o,a)=>{if(!e||!t.scalarVisibility)return{scalars:null,cellFLag:!1};let i=null,s=!1;if(n===Kl.DEFAULT)i=e.getPointData().getScalars(),i||(i=e.getCellData().getScalars(),s=!0);else if(n===Kl.USE_POINT_DATA)i=e.getPointData().getScalars();else if(n===Kl.USE_CELL_DATA)i=e.getCellData().getScalars(),s=!0;else if(n===Kl.USE_POINT_FIELD_DATA){const t=e.getPointData();i=r===$l.BY_ID?t.getArrayByIndex(o):t.getArrayByName(a)}else if(n===Kl.USE_CELL_FIELD_DATA){const t=e.getCellData();s=!0,i=r===$l.BY_ID?t.getArrayByIndex(o):t.getArrayByName(a)}else if(n===Kl.USE_FIELD_DATA){const t=e.getFieldData();i=r===$l.BY_ID?t.getArrayByIndex(o):t.getArrayByName(a)}return{scalars:i,cellFlag:s}},e.mapScalars=(n,r)=>{const o=e.getAbstractScalars(n,t.scalarMode,t.arrayAccessMode,t.arrayId,t.colorByArrayName).scalars;if(!o)return t.colorCoordinates=null,t.colorTextureMap=null,void(t.colorMapColors=null);const a=`${e.getMTime()}${o.getMTime()}${r}`;if(t.colorBuildString!==a){if(t.useLookupTableScalarRange||e.getLookupTable().setRange(t.scalarRange[0],t.scalarRange[1]),e.canUseTextureMapForColoring(n))e.mapScalarsToTexture(o,r);else{t.colorCoordinates=null,t.colorTextureMap=null;const n=e.getLookupTable();n&&(n.build(),t.colorMapColors=n.mapScalars(o,t.colorMode,t.fieldDataTupleId))}t.colorBuildString=`${e.getMTime()}${o.getMTime()}${r}`}},e.scalarToTextureCoordinate=(e,t,n)=>{let r=.5,o=1;return Na(e)||(o=.49,r=(e-t)*n,r>1e3?r=1e3:r<-1e3&&(r=-1e3)),{texCoordS:r,texCoordT:o}},e.createColorTextureCoordinates=(t,n,r,o,a,i,s,l,c)=>{const u=(i[1]-i[0])/l,d=[];d[0]=i[0]-u,d[1]=i[1]+u;const p=1/(d[1]-d[0]),f=n.getData(),g=t.getData();let m=0,h=0;if(a<0||a>=o)for(let t=0;t<r;++t){let t=0;for(let e=0;e<o;++e)t+=g[m]*g[m],m++;let n=Math.sqrt(t);c&&(n=Rl.applyLogScale(n,s,i));const r=e.scalarToTextureCoordinate(n,d[0],p);f[h]=r.texCoordS,f[h+1]=r.texCoordT,h+=2}else{m+=a;for(let t=0;t<r;++t){let t=g[m];c&&(t=Rl.applyLogScale(t,s,i));const n=e.scalarToTextureCoordinate(t,d[0],p);f[h]=n.texCoordS,f[h+1]=n.texCoordT,h+=2,m+=o}}},e.mapScalarsToTexture=(n,r)=>{const o=t.lookupTable.getRange(),a=t.lookupTable.usingLogScale();a&&Rl.getLogRange(o,o);const i=t.lookupTable.getAlpha();if(t.colorMapColors=null,null==t.colorTextureMap||e.getMTime()>t.colorTextureMap.getMTime()||t.lookupTable.getMTime()>t.colorTextureMap.getMTime()||t.lookupTable.getAlpha()!==r){t.lookupTable.setAlpha(r),t.colorTextureMap=null,t.lookupTable.build();let e=t.lookupTable.getNumberOfAvailableColors();e>4094&&(e=4094),e<64&&(e=64),e+=2;const n=(o[1]-o[0])/(e-2),s=new Float64Array(2*e);for(let t=0;t<e;++t)s[t]=o[0]+t*n-n/2,a&&(s[t]=10**s[t]);for(let t=0;t<e;++t)s[t+e]=NaN;t.colorTextureMap=dl.newInstance(),t.colorTextureMap.setExtent(0,e-1,0,1,0,0);const l=Rs.newInstance({numberOfComponents:1,values:s});t.colorTextureMap.getPointData().setScalars(t.lookupTable.mapScalars(l,t.colorMode,0)),t.lookupTable.setAlpha(i)}if(!t.colorCoordinates||e.getMTime()>t.colorCoordinates.getMTime()||e.getInputData(0).getMTime()>t.colorCoordinates.getMTime()||t.lookupTable.getMTime()>t.colorCoordinates.getMTime()){t.colorCoordinates=null;const r=n.getNumberOfComponents(),i=n.getNumberOfTuples();t.colorCoordinates=Rs.newInstance({numberOfComponents:2,values:new Float32Array(2*i)});let s=t.lookupTable.getVectorComponent();t.lookupTable.getVectorMode()===ql.MAGNITUDE&&n.getNumberOfComponents()>1&&(s=-1),e.createColorTextureCoordinates(n,t.colorCoordinates,i,r,s,o,t.lookupTable.getRange(),t.colorTextureMap.getPointData().getScalars().getNumberOfTuples()/2-2,a)}},e.getIsOpaque=()=>{const n=e.getInputData(),r=e.getAbstractScalars(n,t.scalarMode,t.arrayAccessMode,t.arrayId,t.colorByArrayName).scalars;if(!t.scalarVisibility||null==r)return!0;const o=e.getLookupTable();return!o||(o.build(),o.areScalarsOpaque(r,t.colorMode,-1))},e.canUseTextureMapForColoring=n=>{if(!t.interpolateScalarsBeforeMapping)return!1;if(t.lookupTable&&t.lookupTable.getIndexedLookup())return!1;const r=e.getAbstractScalars(n,t.scalarMode,t.arrayAccessMode,t.arrayId,t.colorByArrayName),o=r.scalars;return!(!o||r.cellFlag||t.colorMode===jl.DEFAULT&&o.getDataType()===Xl.UNSIGNED_CHAR||t.colorMode===jl.DIRECT_SCALARS)},e.clearColorArrays=()=>{t.colorMapColors=null,t.colorCoordinates=null,t.colorTextureMap=null},e.getLookupTable=()=>(t.lookupTable||e.createDefaultLookupTable(),t.lookupTable),e.getMTime=()=>{let e=t.mtime;if(null!==t.lookupTable){const n=t.lookupTable.getMTime();e=n>e?n:e}return e},e.getPrimitiveCount=()=>{const t=e.getInputData();return{points:t.getPoints().getNumberOfValues()/3,verts:t.getVerts().getNumberOfValues()-t.getVerts().getNumberOfCells(),lines:t.getLines().getNumberOfValues()-2*t.getLines().getNumberOfCells(),triangles:t.getPolys().getNumberOfValues()-3*t.getPolys().getNumberOfCells()}},e.acquireInvertibleLookupTable=Yl("AcquireInvertibleLookupTable"),e.valueToColor=Yl("ValueToColor"),e.colorToValue=Yl("ColorToValue"),e.useInvertibleColorFor=Yl("UseInvertibleColorFor"),e.clearInvertibleColor=Yl("ClearInvertibleColor"),e.processSelectorPixelBuffers=(e,n)=>{if(!e||!t.selectionWebGLIdsToVTKIds||!t.populateSelectionSettings)return;const r=e.getRawPixelBuffer(Gl.ID_LOW24),o=e.getRawPixelBuffer(Gl.ID_HIGH24),a=e.getCurrentPass(),i=e.getFieldAssociation();let s=null;i===zl.FIELD_ASSOCIATION_POINTS?s=t.selectionWebGLIdsToVTKIds.points:i===zl.FIELD_ASSOCIATION_CELLS&&(s=t.selectionWebGLIdsToVTKIds.cells),s&&n.forEach((t=>{if(a===Gl.ID_LOW24){let n=0;o&&(n+=o[t],n*=256),n+=r[t+2],n*=256,n+=r[t+1],n*=256,n+=r[t];const a=s[n],i=e.getPixelBuffer(Gl.ID_LOW24);i[t]=255&a,i[t+1]=(65280&a)>>8,i[t+2]=(16711680&a)>>16}else if(a===Gl.ID_HIGH24&&o){let n=0;n+=o[t],n*=256,n+=r[t],n*=256,n+=r[t+1],n*=256,n+=r[t+2];const a=s[n];e.getPixelBuffer(Gl.ID_HIGH24)[t]=(4278190080&a)>>24}}))}}const Ql={colorMapColors:null,static:!1,lookupTable:null,scalarVisibility:!0,scalarRange:[0,1],useLookupTableScalarRange:!1,colorMode:0,scalarMode:0,arrayAccessMode:1,renderTime:0,colorByArrayName:null,fieldDataTupleId:-1,populateSelectionSettings:!0,selectionWebGLIdsToVTKIds:null,interpolateScalarsBeforeMapping:!1,colorCoordinates:null,colorTextureMap:null,forceCompileOnly:0,useInvertibleColors:!1,invertibleScalars:null,customShaderAttributes:[]};function Jl(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ql,n),Ns(e,t,n),Ht.get(e,t,["colorCoordinates","colorMapColors","colorTextureMap","selectionWebGLIdsToVTKIds"]),Ht.setGet(e,t,["colorByArrayName","arrayAccessMode","colorMode","fieldDataTupleId","interpolateScalarsBeforeMapping","lookupTable","populateSelectionSettings","renderTime","scalarMode","scalarVisibility","static","useLookupTableScalarRange","customShaderAttributes"]),Ht.setGetArray(e,t,["scalarRange"],2),kl.implementCoincidentTopologyMethods(e,t),Zl(e,t)}var ec={newInstance:Ht.newInstance(Jl,"vtkMapper"),extend:Jl,...Wl,...Hl,...gl};function tc(e){let t=0;return e.filter(((e,n)=>n===t&&(t+=e+1,!0)))}function nc(e){let t=0;for(let n=0;n<e.length;)n+=e[n]+1,t++;return t}const rc={extractCellSizes:tc,getNumberOfCells:nc};function oc(e,t){t.classHierarchy.push("vtkCellArray");const n={...e};e.getNumberOfCells=n=>void 0===t.numberOfCells||n?(t.cellSizes?t.numberOfCells=t.cellSizes.length:t.numberOfCells=nc(e.getData()),t.numberOfCells):t.numberOfCells,e.getCellSizes=n=>void 0===t.cellSizes||n?(t.cellSizes=tc(e.getData()),t.cellSizes):t.cellSizes,e.resize=r=>{const o=e.getNumberOfTuples();n.resize(r);const a=e.getNumberOfTuples();a<o&&(0===a?(t.numberOfCells=0,t.cellSizes=[]):(t.numberOfCells=void 0,t.cellSizes=void 0))},e.setData=e=>{n.setData(e,1),t.numberOfCells=void 0,t.cellSizes=void 0},e.getCell=e=>{let n=e;const r=t.values[n++];return t.values.subarray(n,n+r)},e.insertNextCell=n=>{const r=e.getNumberOfCells();return e.insertNextTuples([n.length,...n]),++t.numberOfCells,null!=t.cellSizes&&t.cellSizes.push(n.length),r}}function ac(e){return{empty:!0,numberOfComponents:1,dataType:vs.UNSIGNED_INT,...e}}function ic(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Rs.extend(e,t,ac(n)),oc(e,t)}var sc={newInstance:Ht.newInstance(ic,"vtkCellArray"),extend:ic,...rc};const{vtkErrorMacro:lc}=Ht,cc=[1,-1,1,-1,1,-1];function uc(e,t){t.classHierarchy.push("vtkPoints"),e.getNumberOfPoints=e.getNumberOfTuples,e.setNumberOfPoints=function(n){let r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:3;e.getNumberOfPoints()!==n&&(t.size=n*r,t.values=Ht.newTypedArray(t.dataType,t.size),e.setNumberOfComponents(r),e.modified())},e.setPoint=function(t){for(var n=arguments.length,r=new Array(n>1?n-1:0),o=1;o<n;o++)r[o-1]=arguments[o];e.setTuple(t,r)},e.getPoint=e.getTuple,e.insertNextPoint=(t,n,r)=>e.insertNextTuple([t,n,r]),e.getBounds=()=>{if(3===e.getNumberOfComponents()){const n=e.getRange(0);t.bounds[0]=n[0],t.bounds[1]=n[1];const r=e.getRange(1);t.bounds[2]=r[0],t.bounds[3]=r[1];const o=e.getRange(2);return t.bounds[4]=o[0],t.bounds[5]=o[1],t.bounds}if(2!==e.getNumberOfComponents())return lc(`getBounds called on an array with components of\n ${e.getNumberOfComponents()}`),cc;const n=e.getRange(0);t.bounds[0]=n[0],t.bounds[1]=n[1];const r=e.getRange(1);return t.bounds[2]=r[0],t.bounds[3]=r[1],t.bounds[4]=0,t.bounds[5]=0,t.bounds},e.computeBounds=e.getBounds,e.setNumberOfComponents(t.numberOfComponents<2?3:t.numberOfComponents)}const dc={empty:!0,numberOfComponents:3,dataType:vs.FLOAT,bounds:[1,-1,1,-1,1,-1]};function pc(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,dc,n),Rs.extend(e,t,n),uc(e,t)}var fc={newInstance:Ht.newInstance(pc,"vtkPoints"),extend:pc};function gc(e,t){t.classHierarchy.push("vtkCell"),e.initialize=function(e){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;if(n){t.pointsIds=n;let r=t.points.getData();r.length!==3*t.pointsIds.length&&(r=Ht.newTypedArray(e.getDataType(),3*t.pointsIds.length));const o=e.getData();t.pointsIds.forEach(((e,t)=>{let n=3*e,a=3*t;r[a]=o[n],r[++a]=o[++n],r[++a]=o[++n]})),t.points.setData(r)}else{t.points=e,t.pointsIds=new Array(e.getNumberOfPoints());for(let n=e.getNumberOfPoints()-1;n>=0;--n)t.pointsIds[n]=n}},e.getBounds=()=>{const e=t.points.getNumberOfPoints(),n=[];if(e){t.points.getPoint(0,n),t.bounds[0]=n[0],t.bounds[1]=n[0],t.bounds[2]=n[1],t.bounds[3]=n[1],t.bounds[4]=n[2],t.bounds[5]=n[2];for(let r=1;r<e;r++)t.points.getPoint(r,n),t.bounds[0]=n[0]<t.bounds[0]?n[0]:t.bounds[0],t.bounds[1]=n[0]>t.bounds[1]?n[0]:t.bounds[1],t.bounds[2]=n[1]<t.bounds[2]?n[1]:t.bounds[2],t.bounds[3]=n[1]>t.bounds[3]?n[1]:t.bounds[3],t.bounds[4]=n[2]<t.bounds[4]?n[2]:t.bounds[4],t.bounds[5]=n[2]>t.bounds[5]?n[2]:t.bounds[5]}else wa(t.bounds);return t.bounds},e.getLength2=()=>{e.getBounds();let n=0,r=0;for(let e=0;e<3;e++)r=t.bounds[2*e+1]-t.bounds[2*e],n+=r*r;return n},e.getParametricDistance=e=>{let t,n=0;for(let r=0;r<3;r++)t=e[r]<0?-e[r]:e[r]>1?e[r]-1:0,t>n&&(n=t);return n},e.getNumberOfPoints=()=>t.points.getNumberOfPoints(),e.deepCopy=e=>{e.initialize(t.points,t.pointsIds)},e.getCellDimension=()=>{},e.intersectWithLine=(e,t,n,r,o,a,i)=>{},e.evaluatePosition=(e,t,n,r,o,a)=>{Ht.vtkErrorMacro("vtkCell.evaluatePosition is not implemented.")}}const mc={bounds:[-1,-1,-1,-1,-1,-1],pointsIds:[]};function hc(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,mc,n),Ht.obj(e,t),t.points||(t.points=fc.newInstance()),Ht.get(e,t,["points","pointsIds"]),gc(e,t)}var vc={newInstance:Ht.newInstance(hc,"vtkCell"),extend:hc};function yc(e,t){t.classHierarchy.push("vtkCellLinks"),e.buildLinks=n=>{const r=n.getPoints().getNumberOfPoints(),o=n.getNumberOfCells(),a=new Uint32Array(r);if(n.isA("vtkPolyData")){for(let t=0;t<o;++t){const{cellPointIds:r}=n.getCellPoints(t);r.forEach((t=>{e.incrementLinkCount(t)}))}e.allocateLinks(r),t.maxId=r-1;for(let t=0;t<o;++t){const{cellPointIds:r}=n.getCellPoints(t);r.forEach((n=>{e.insertCellReference(n,a[n]++,t)}))}}else{for(let t=0;t<o;t++)vc.newInstance().getPointsIds().forEach((t=>{e.incrementLinkCount(t)}));e.allocateLinks(r),t.maxId=r-1;for(let t=0;t<o;++t)vc.newInstance().getPointsIds().forEach((n=>{e.insertCellReference(n,a[n]++,t)}))}},e.allocate=function(e){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1e3;t.array=Array(e).fill().map((()=>({ncells:0,cells:null}))),t.extend=n,t.maxId=-1},e.initialize=()=>{t.array=null},e.getLink=e=>t.array[e],e.getNcells=e=>t.array[e].ncells,e.getCells=e=>t.array[e].cells,e.insertNextPoint=e=>{t.array.push({ncells:e,cells:Array(e)}),++t.maxId},e.insertNextCellReference=(e,n)=>{t.array[e].cells[t.array[e].ncells++]=n},e.deletePoint=e=>{t.array[e].ncells=0,t.array[e].cells=null},e.removeCellReference=(e,n)=>{t.array[n].cells=t.array[n].cells.filter((t=>t!==e)),t.array[n].ncells=t.array[n].cells.length},e.addCellReference=(e,n)=>{t.array[n].cells[t.array[n].ncells++]=e},e.resizeCellList=(e,n)=>{t.array[e].cells.length=n},e.squeeze=()=>{!function(e,t){let n=t;for(t>=e.array.length&&(n+=e.array.length);n>e.array.length;)e.array.push({ncells:0,cells:null});e.array.length=n}(t,t.maxId+1)},e.reset=()=>{t.maxId=-1},e.deepCopy=e=>{t.array=[...e.array],t.extend=e.extend,t.maxId=e.maxId},e.incrementLinkCount=e=>{++t.array[e].ncells},e.allocateLinks=e=>{for(let n=0;n<e;++n)t.array[n].cells=new Array(t.array[n].ncells)},e.insertCellReference=(e,n,r)=>{t.array[e].cells[n]=r}}const Tc={array:null,maxId:0,extend:0};function bc(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Tc,n),Ht.obj(e,t),yc(e,t)}var xc={newInstance:Ht.newInstance(bc,"vtkCellLinks"),extend:bc};const Cc=0,Sc=1,Ac=2,Ic=3,Pc=4,wc=5,Oc=6,Mc=7,Rc=9,Dc=21,Ec=41,Vc=42,Lc=["vtkEmptyCell","vtkVertex","vtkPolyVertex","vtkLine","vtkPolyLine","vtkTriangle","vtkTriangleStrip","vtkPolygon","vtkPixel","vtkQuad","vtkTetra","vtkVoxel","vtkHexahedron","vtkWedge","vtkPyramid","vtkPentagonalPrism","vtkHexagonalPrism","UnknownClass","UnknownClass","UnknownClass","UnknownClass","vtkQuadraticEdge","vtkQuadraticTriangle","vtkQuadraticQuad","vtkQuadraticTetra","vtkQuadraticHexahedron","vtkQuadraticWedge","vtkQuadraticPyramid","vtkBiQuadraticQuad","vtkTriQuadraticHexahedron","vtkQuadraticLinearQuad","vtkQuadraticLinearWedge","vtkBiQuadraticQuadraticWedge","vtkBiQuadraticQuadraticHexahedron","vtkBiQuadraticTriangle","vtkCubicLine","vtkQuadraticPolygon","UnknownClass","UnknownClass","UnknownClass","UnknownClass","vtkConvexPointSet","UnknownClass","UnknownClass","UnknownClass","UnknownClass","UnknownClass","UnknownClass","UnknownClass","UnknownClass","UnknownClass","vtkParametricCurve","vtkParametricSurface","vtkParametricTriSurface","vtkParametricQuadSurface","vtkParametricTetraRegion","vtkParametricHexRegion","UnknownClass","UnknownClass","UnknownClass","vtkHigherOrderEdge","vtkHigherOrderTriangle","vtkHigherOrderQuad","vtkHigherOrderPolygon","vtkHigherOrderTetrahedron","vtkHigherOrderWedge","vtkHigherOrderPyramid","vtkHigherOrderHexahedron"],Bc={getClassNameFromTypeId:function(e){return e<Lc.length?Lc[e]:"UnknownClass"},getTypeIdFromClassName:function(e){return Lc.findIndex(e)},isLinear:function(e){return e<Dc||e===Ec||e===Vc},hasSubCells:function(e){return e===Oc||e===Pc||e===Ac}};function Nc(e,t){t.classHierarchy.push("vtkCellTypes"),e.allocate=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:512,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1e3;t.size=e>0?e:1,t.extend=n>0?n:1,t.maxId=-1,t.typeArray=new Uint8Array(e),t.locationArray=new Uint32Array(e)},e.insertCell=(e,n,r)=>{t.typeArray[e]=n,t.locationArray[e]=r,e>t.maxId&&(t.maxId=e)},e.insertNextCell=(n,r)=>(e.insertCell(++t.maxId,n,r),t.maxId),e.setCellTypes=(e,n,r)=>{t.size=e,t.typeArray=n,t.locationArray=r,t.maxId=e-1},e.getCellLocation=e=>t.locationArray[e],e.deleteCell=e=>{t.typeArray[e]=Cc},e.getNumberOfTypes=()=>t.maxId+1,e.isType=t=>{const n=e.getNumberOfTypes();for(let r=0;r<n;++r)if(t===e.getCellType(r))return!0;return!1},e.insertNextType=t=>e.insertNextCell(t,-1),e.getCellType=e=>t.typeArray[e],e.reset=()=>{t.maxId=-1},e.deepCopy=n=>{e.allocate(n.getSize(),n.getExtend()),t.typeArray.set(n.getTypeArray()),t.locationArray.set(n.getLocationArray()),t.maxId=n.getMaxId()}}const _c={size:0,maxId:-1,extend:1e3};function Fc(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,_c,n),Ht.obj(e,t),Ht.get(e,t,["size","maxId","extend"]),Ht.getArray(e,t,["typeArray","locationArray"]),Nc(e,t)}var kc={newInstance:Ht.newInstance(Fc,"vtkCellTypes"),extend:Fc,...Bc},Gc={IntersectionState:{NO_INTERSECTION:0,YES_INTERSECTION:1,ON_LINE:2}};const{IntersectionState:Uc}=Gc;function zc(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null;const o={t:Number.MIN_VALUE,distance:0},a=[];let i;a[0]=n[0]-t[0],a[1]=n[1]-t[1],a[2]=n[2]-t[2];const s=a[0]*(e[0]-t[0])+a[1]*(e[1]-t[1])+a[2]*(e[2]-t[2]),l=Ho(a,a);let c=1e-5*s;return 0!==l&&(o.t=s/l),c<0&&(c=-c),-c<l&&l<c||l<=0||o.t<0?i=t:o.t>1?i=n:(i=a,a[0]=t[0]+o.t*a[0],a[1]=t[1]+o.t*a[1],a[2]=t[2]+o.t*a[2]),r&&(r[0]=i[0],r[1]=i[1],r[2]=i[2]),o.distance=Xo(i,e),o}function Wc(e,t,n,r,o,a){const i=[],s=[],l=[];o[0]=0,a[0]=0,Go(t,e,i),Go(r,n,s),Go(n,e,l);const c=[Ho(i,i),-Ho(i,s),-Ho(i,s),Ho(s,s)],u=[];if(u[0]=Ho(i,l),u[1]=-Ho(s,l),0===ha(c,u,2)){let i=Number.MAX_VALUE;const s=[e,t,n,r],l=[n,n,e,e],c=[r,r,t,t];let u;a[0],a[0],o[0],o[0],o[0],o[0],a[0],a[0];for(let e=0;e<4;e++)u=zc(s[e],l[e],c[e]),u.distance<i&&(i=u.distance);return Uc.ON_LINE}return o[0]=u[0],a[0]=u[1],o[0]>=0&&o[0]<=1&&a[0]>=0&&a[0]<=1?Uc.YES_INTERSECTION:Uc.NO_INTERSECTION}const Hc={distanceToLine:zc,intersection:Wc};function jc(e,t){t.classHierarchy.push("vtkLine"),e.getCellDimension=()=>1,e.intersectWithLine=(e,n,r,o,a)=>{const i={intersect:0,t:Number.MAX_VALUE,subId:0,betweenPoints:null};a[1]=0,a[2]=0;const s=[],l=[],c=[];t.points.getPoint(0,l),t.points.getPoint(1,c);const u=[],d=[],p=Wc(e,n,l,c,u,d);var f;if(i.t=u[0],i.betweenPoints=(f=i.t)>=0&&f<=1,a[0]=d[0],p===Uc.YES_INTERSECTION){for(let t=0;t<3;t++)o[t]=l[t]+a[0]*(c[t]-l[t]),s[t]=e[t]+i.t*(n[t]-e[t]);if(Xo(o,s)<=r*r)return i.intersect=1,i}else{let t;if(i.t<0)return t=zc(e,l,c,o),t.distance<=r*r?(i.t=0,i.intersect=1,i.betweenPoints=!0,i):i;if(i.t>1)return t=zc(n,l,c,o),t.distance<=r*r?(i.t=1,i.intersect=1,i.betweenPoints=!0,i):i;if(a[0]<0)return a[0]=0,t=zc(l,e,n,o),i.t=t.t,t.distance<=r*r?(i.intersect=1,i):i;if(a[0]>1)return a[0]=1,t=zc(c,e,n,o),i.t=t.t,t.distance<=r*r?(i.intersect=1,i):i}return i},e.evaluateLocation=(e,n,r)=>{const o=[],a=[];t.points.getPoint(0,o),t.points.getPoint(1,a);for(let t=0;t<3;t++)n[t]=o[t]+e[0]*(a[t]-o[t]);r[0]=1-e[0],r[1]=e[0]},e.evaluateOrientation=(e,n,r)=>!!t.orientations&&(function(e,t,n,r){var o,i,s,l,c,u=t[0],d=t[1],p=t[2],f=t[3],g=n[0],m=n[1],h=n[2],v=n[3];(i=u*g+d*m+p*h+f*v)<0&&(i=-i,g=-g,m=-m,h=-h,v=-v),1-i>a?(o=Math.acos(i),s=Math.sin(o),l=Math.sin((1-r)*o)/s,c=Math.sin(r*o)/s):(l=1-r,c=r),e[0]=l*u+c*g,e[1]=l*d+c*m,e[2]=l*p+c*h,e[3]=l*f+c*v}(n,t.orientations[0],t.orientations[1],e[0]),r[0]=1-e[0],r[1]=e[0],!0)}const Kc={orientations:null};function $c(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Kc,n),vc.extend(e,t,n),Ht.setGet(e,t,["orientations"]),jc(e,t)}var qc={newInstance:Ht.newInstance($c,"vtkLine"),extend:$c,...Hc,...Gc};function Xc(e,t){t.classHierarchy.push("vtkPointSet"),t.points?t.points=We(t.points):t.points=fc.newInstance(),e.getNumberOfPoints=()=>t.points.getNumberOfPoints(),e.getBounds=()=>t.points.getBounds(),e.computeBounds=()=>{e.getBounds()};const n=e.shallowCopy;e.shallowCopy=function(e){let r=arguments.length>1&&void 0!==arguments[1]&&arguments[1];n(e,r),t.points=fc.newInstance(),t.points.shallowCopy(e.getPoints())}}const Yc={};function Zc(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Yc,n),nl.extend(e,t,n),Ht.setGet(e,t,["points"]),Xc(e,t)}var Qc={newInstance:Ht.newInstance(Zc,"vtkPointSet"),extend:Zc};function Jc(e,t,n,r){const o=n[0]-t[0],a=n[1]-t[1],i=n[2]-t[2],s=e[0]-t[0],l=e[1]-t[1],c=e[2]-t[2];r[0]=a*c-i*l,r[1]=i*s-o*c,r[2]=o*l-a*s}function eu(e,t,n,r){Jc(e,t,n,r);const o=Math.sqrt(r[0]*r[0]+r[1]*r[1]+r[2]*r[2]);0!==o&&(r[0]/=o,r[1]/=o,r[2]/=o)}const tu={computeNormalDirection:Jc,computeNormal:eu,intersectWithTriangle:function(e,t,n,r,o,a){let i=arguments.length>6&&void 0!==arguments[6]?arguments[6]:1e-6,s=!1;const l=[],c=[],u=[],d=[],p=[];eu(e,t,n,d),eu(r,o,a,p);const f=-Ho(d,e),g=-Ho(p,r),m=[Ho(p,e)+g,Ho(p,t)+g,Ho(p,n)+g];if(m[0]*m[1]>i&&m[0]*m[2]>i)return{intersect:!1,coplanar:s,pt1:l,pt2:c,surfaceId:u};const h=[Ho(d,r)+f,Ho(d,o)+f,Ho(d,a)+f];if(h[0]*h[1]>i&&h[0]*h[2]>i)return{intersect:!1,coplanar:s,pt1:l,pt2:c,surfaceId:u};if(Math.abs(d[0]-p[0])<1e-9&&Math.abs(d[1]-p[1])<1e-9&&Math.abs(d[2]-p[2])<1e-9&&Math.abs(f-g)<1e-9)return s=!0,{intersect:!1,coplanar:s,pt1:l,pt2:c,surfaceId:u};const v=[e,t,n],y=[r,o,a],T=Ho(d,p),b=(f-g*T)/(T*T-1),x=(g-f*T)/(T*T-1),C=[b*d[0]+x*p[0],b*d[1]+x*p[1],b*d[2]+x*p[2]],S=jo(d,p,[]);$o(S);let A=0,I=0;const P=[],w=[];let O,M,R=50,D=50;for(let t=0;t<3;t++){const n=t,o=(t+1)%3,a=ti.intersectWithLine(v[n],v[o],r,p);a.intersection&&a.t>0-i&&a.t<1+i&&(a.t<1+i&&a.t>1-i&&(R=A),P[A++]=Ho(a.x,S)-Ho(C,S));const s=ti.intersectWithLine(y[n],y[o],e,d);s.intersection&&s.t>0-i&&s.t<1+i&&(s.t<1+i&&s.t>1-i&&(D=I),w[I++]=Ho(s.x,S)-Ho(C,S))}if(A>2){A--;const e=P[2];P[2]=P[R],P[R]=e}if(I>2){I--;const e=w[2];w[2]=w[D],w[D]=e}if(2!==A||2!==I)return{intersect:!1,coplanar:s,pt1:l,pt2:c,surfaceId:u};if(Number.isNaN(P[0])||Number.isNaN(P[1])||Number.isNaN(w[0])||Number.isNaN(w[1]))return{intersect:!1,coplanar:s,pt1:l,pt2:c,surfaceId:u};if(P[0]>P[1]){const e=P[1];P[1]=P[0],P[0]=e}if(w[0]>w[1]){const e=w[1];w[1]=w[0],w[0]=e}return P[1]<w[0]||w[1]<P[0]?{intersect:!1,coplanar:s,pt1:l,pt2:c,surfaceId:u}:(P[0]<w[0]?P[1]<w[1]?(u[0]=2,u[1]=1,O=w[0],M=P[1]):(u[0]=2,u[1]=2,O=w[0],M=w[1]):P[1]<w[1]?(u[0]=1,u[1]=1,O=P[0],M=P[1]):(u[0]=1,u[1]=2,O=P[0],M=w[1]),Wo(C,S,O,l),Wo(C,S,M,c),{intersect:!0,coplanar:s,pt1:l,pt2:c,surfaceId:u})}};function nu(e,t){t.classHierarchy.push("vtkTriangle"),e.getCellDimension=()=>2,e.intersectWithLine=(n,r,o,a,i)=>{const s={subId:0,t:Number.MAX_VALUE,intersect:0,betweenPoints:!1};i[2]=0;const l=[],c=o*o,u=[],d=[],p=[];t.points.getPoint(0,u),t.points.getPoint(1,d),t.points.getPoint(2,p);const f=[],g=[];if(eu(u,d,p,f),0!==f[0]||0!==f[1]||0!==f[2]){const t=ti.intersectWithLine(n,r,u,f);if(s.betweenPoints=t.betweenPoints,s.t=t.t,a[0]=t.x[0],a[1]=t.x[1],a[2]=t.x[2],!t.intersection)return i[0]=0,i[1]=0,s.intersect=0,s;const o=e.evaluatePosition(a,l,i,g);if(o.evaluation>=0)return o.dist2<=c?(s.intersect=1,s):(s.intersect=o.evaluation,s)}const m=Xo(u,d),h=Xo(d,p),v=Xo(p,u);t.line||(t.line=qc.newInstance()),m>h&&m>v?(t.line.getPoints().setPoint(0,u),t.line.getPoints().setPoint(1,d)):h>v&&h>m?(t.line.getPoints().setPoint(0,d),t.line.getPoints().setPoint(1,p)):(t.line.getPoints().setPoint(0,p),t.line.getPoints().setPoint(1,u));const y=t.line.intersectWithLine(n,r,o,a,i);if(s.betweenPoints=y.betweenPoints,s.t=y.t,y.intersect){const e=[],t=[],n=[];for(let r=0;r<3;r++)e[r]=u[r]-p[r],t[r]=d[r]-p[r],n[r]=a[r]-p[r];return i[0]=Ho(n,e)/v,i[1]=Ho(n,t)/h,s.intersect=1,s}return i[0]=0,i[1]=0,s.intersect=0,s},e.evaluatePosition=(e,n,r,o)=>{const a={subId:0,dist2:0,evaluation:-1};let i,s;const l=[],c=[],u=[],d=[];let p;const f=[],g=[],m=[];let h=0,v=0;const y=[];let T,b,x,C=[];const S=[],A=[],I=[];a.subId=0,r[2]=0,t.points.getPoint(1,l),t.points.getPoint(2,c),t.points.getPoint(0,u),Jc(l,c,u,d),ti.generalizedProjectPoint(e,l,d,I);let P=0;for(i=0;i<3;i++)p=d[i]<0?-d[i]:d[i],p>P&&(P=p,v=i);for(s=0,i=0;i<3;i++)i!==v&&(y[s++]=i);for(i=0;i<2;i++)f[i]=I[y[i]]-u[y[i]],g[i]=l[y[i]]-u[y[i]],m[i]=c[y[i]]-u[y[i]];if(h=Qo(g,m),0===h)return r[0]=0,r[1]=0,a.evaluation=-1,a;if(r[0]=Qo(f,m)/h,r[1]=Qo(g,f)/h,o[0]=1-(r[0]+r[1]),o[1]=r[0],o[2]=r[1],o[0]>=0&&o[0]<=1&&o[1]>=0&&o[1]<=1&&o[2]>=0&&o[2]<=1)n&&(a.dist2=Xo(I,e),n[0]=I[0],n[1]=I[1],n[2]=I[2]),a.evaluation=1;else{let t;if(n)if(o[1]<0&&o[2]<0)for(T=Xo(e,u),b=qc.distanceToLine(e,l,u,t,S),x=qc.distanceToLine(e,u,c,t,A),T<b?(a.dist2=T,C=u):(a.dist2=b,C=S),x<a.dist2&&(a.dist2=x,C=A),i=0;i<3;i++)n[i]=C[i];else if(o[2]<0&&o[0]<0)for(T=Xo(e,l),b=qc.distanceToLine(e,l,u,t,S),x=qc.distanceToLine(e,l,c,t,A),T<b?(a.dist2=T,C=l):(a.dist2=b,C=S),x<a.dist2&&(a.dist2=x,C=A),i=0;i<3;i++)n[i]=C[i];else if(o[1]<0&&o[0]<0)for(T=Xo(e,c),b=qc.distanceToLine(e,c,u,t,S),x=qc.distanceToLine(e,l,c,t,A),T<b?(a.dist2=T,C=c):(a.dist2=b,C=S),x<a.dist2&&(a.dist2=x,C=A),i=0;i<3;i++)n[i]=C[i];else if(o[0]<0){const t=qc.distanceToLine(e,l,c,n);a.dist2=t.distance}else if(o[1]<0){const t=qc.distanceToLine(e,c,u,n);a.dist2=t.distance}else if(o[2]<0){const t=qc.distanceToLine(e,l,u,n);a.dist2=t.distance}a.evaluation=0}return a},e.evaluateLocation=(e,n,r)=>{const o=[],a=[],i=[];t.points.getPoint(0,o),t.points.getPoint(1,a),t.points.getPoint(2,i);const s=1-e[0]-e[1];for(let t=0;t<3;t++)n[t]=o[t]*s+a[t]*e[0]+i[t]*e[1];r[0]=s,r[1]=e[0],r[2]=e[1]},e.getParametricDistance=e=>{let t,n=0;const r=[];r[0]=e[0],r[1]=e[1],r[2]=1-e[0]-e[1];for(let e=0;e<3;e++)t=r[e]<0?-r[e]:r[e]>1?r[e]-1:0,t>n&&(n=t);return n}}const ru={};function ou(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ru,n),vc.extend(e,t,n),nu(e,t)}var au={newInstance:Ht.newInstance(ou,"vtkTriangle"),extend:ou,...tu};const iu=["verts","lines","polys","strips"],{vtkWarningMacro:su}=Ht,lu={[Ic]:qc,[Pc]:qc,[wc]:au};function cu(e,t){t.classHierarchy.push("vtkPolyData"),iu.forEach((n=>{e[`getNumberOf${function(e){return e.replace(/(?:^\w|[A-Z]|\b\w)/g,(e=>e.toUpperCase())).replace(/\s+/g,"")}(n)}`]=()=>t[n].getNumberOfCells(),t[n]?t[n]=We(t[n]):t[n]=sc.newInstance()})),e.getNumberOfCells=()=>iu.reduce(((e,n)=>e+t[n].getNumberOfCells()),0);const n=e.shallowCopy;e.shallowCopy=function(e){let r=arguments.length>1&&void 0!==arguments[1]&&arguments[1];n(e,r),iu.forEach((n=>{t[n]=sc.newInstance(),t[n].shallowCopy(e.getReferenceByName(n))}))},e.buildCells=()=>{const n=e.getNumberOfVerts(),r=e.getNumberOfLines(),o=e.getNumberOfPolys(),a=e.getNumberOfStrips(),i=n+r+o+a,s=new Uint8Array(i);let l=s;const c=new Uint32Array(i);let u=c;if(n){let e=0;t.verts.getCellSizes().forEach(((t,n)=>{u[n]=e,l[n]=t>1?Ac:Sc,e+=t+1})),u=u.subarray(n),l=l.subarray(n)}if(r){let e=0;t.lines.getCellSizes().forEach(((t,n)=>{u[n]=e,l[n]=t>2?Pc:Ic,1===t&&su("Building VTK_LINE ",n," with only one point, but VTK_LINE needs at least two points. Check the input."),e+=t+1})),u=u.subarray(r),l=l.subarray(r)}if(o){let e=0;t.polys.getCellSizes().forEach(((t,n)=>{switch(u[n]=e,t){case 3:l[n]=wc;break;case 4:l[n]=Rc;break;default:l[n]=Mc}t<3&&su("Building VTK_TRIANGLE ",n," with less than three points, but VTK_TRIANGLE needs at least three points. Check the input."),e+=t+1})),u+=u.subarray(o),l+=l.subarray(o)}if(a){let e=0;l.fill(Oc,0,a),t.strips.getCellSizes().forEach(((t,n)=>{u[n]=e,e+=t+1}))}t.cells=kc.newInstance(),t.cells.setCellTypes(i,s,c)},e.buildLinks=function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;void 0===t.cells&&e.buildCells(),t.links=xc.newInstance(),n>0?t.links.allocate(n):t.links.allocate(e.getPoints().getNumberOfPoints()),t.links.buildLinks(e)},e.getCellType=e=>t.cells.getCellType(e),e.getCellPoints=n=>{const r=e.getCellType(n);let o=null;switch(r){case Sc:case Ac:o=t.verts;break;case Ic:case Pc:o=t.lines;break;case wc:case Rc:case Mc:o=t.polys;break;case Oc:o=t.strips;break;default:return o=null,{type:0,cellPointIds:null}}const a=t.cells.getCellLocation(n);return{cellType:r,cellPointIds:o.getCell(a)}},e.getPointCells=e=>t.links.getCells(e),e.getCellEdgeNeighbors=(e,n,r)=>{const o=t.links.getLink(n),a=t.links.getLink(r);return o.cells.filter((t=>t!==e&&-1!==a.cells.indexOf(t)))},e.getCell=function(t){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;const r=e.getCellPoints(t),o=n||lu[r.cellType].newInstance();return o.initialize(e.getPoints(),r.cellPointIds),o}}const uu={};function du(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,uu,n),Qc.extend(e,t,n),Ht.get(e,t,["cells","links"]),Ht.setGet(e,t,["verts","lines","polys","strips"]),cu(e,t)}var pu={newInstance:Ht.newInstance(du,"vtkPolyData"),extend:du};function fu(e,t){t.classHierarchy.push("vtkTexture"),e.imageLoaded=()=>{t.image.removeEventListener("load",e.imageLoaded),t.imageLoaded=!0,e.modified()},e.setJsImageData=n=>{t.jsImageData!==n&&(null!==n&&(e.setInputData(null),e.setInputConnection(null),t.image=null,t.canvas=null),t.jsImageData=n,t.imageLoaded=!0,e.modified())},e.setCanvas=n=>{t.canvas!==n&&(null!==n&&(e.setInputData(null),e.setInputConnection(null),t.image=null,t.jsImageData=null),t.canvas=n,e.modified())},e.setImage=n=>{t.image!==n&&(null!==n&&(e.setInputData(null),e.setInputConnection(null),t.canvas=null,t.jsImageData=null),t.image=n,t.imageLoaded=!1,n.complete?e.imageLoaded():n.addEventListener("load",e.imageLoaded),e.modified())},e.getDimensionality=()=>{let n=0,r=0,o=1;if(e.getInputData()){const t=e.getInputData();n=t.getDimensions()[0],r=t.getDimensions()[1],o=t.getDimensions()[2]}return t.jsImageData&&(n=t.jsImageData.width,r=t.jsImageData.height),t.canvas&&(n=t.canvas.width,r=t.canvas.height),t.image&&(n=t.image.width,r=t.image.height),(n>1)+(r>1)+(o>1)},e.getInputAsJsImageData=()=>{if(!t.imageLoaded||e.getInputData())return null;if(t.jsImageData)return t.jsImageData();if(t.canvas)return t.canvas.getContext("2d").getImageData(0,0,t.canvas.width,t.canvas.height);if(t.image){const e=document.createElement("canvas");e.width=t.image.width,e.height=t.image.height;const n=e.getContext("2d");return n.translate(0,e.height),n.scale(1,-1),n.drawImage(t.image,0,0,t.image.width,t.image.height),n.getImageData(0,0,e.width,e.height)}return null}}const gu={image:null,canvas:null,jsImageData:null,imageLoaded:!1,repeat:!1,interpolate:!1,edgeClamp:!1,mipLevel:0,resizable:!1};function mu(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,gu,n),Ht.obj(e,t),Ht.algo(e,t,6,0),Ht.get(e,t,["canvas","image","jsImageData","imageLoaded","resizable"]),Ht.setGet(e,t,["repeat","edgeClamp","interpolate","mipLevel"]),fu(e,t)}const hu={generateMipmaps:(e,t,n,r)=>{const o=[1,2,1],a=e.length/(t*n);let i=t,s=n,l=e;const c=[l];for(let e=0;e<r;e++){const e=[...l];i/=2,s/=2,l=new Uint8ClampedArray(i*s*a);const t=a*i;let n=0;for(let r=0;r<l.length;r+=a){r%t==0&&(n+=2*a*i);for(let o=0;o<a;o++){let i=e[n+o];i+=e[n+a+o],i+=e[n-2*t+o],i+=e[n-2*t+a+o],i/=4,l[r+o]=i}n+=2*a}let r=[...l];for(let e=0;e<l.length;e+=a)for(let n=0;n<a;n++){let i=-(o.length-1)/2,s=4,c=0;for(let l=0;l<o.length;l++){let u=e+n+i*a;const d=u%t-(e+n)%t;d>a&&(u+=t),d<-a&&(u-=t),r[u]?c+=r[u]*o[l]:s-=o[l],i+=1}l[e+n]=c/s}r=[...l];for(let e=0;e<l.length;e+=a)for(let n=0;n<a;n++){let a=-(o.length-1)/2,i=4,s=0;for(let l=0;l<o.length;l++){const c=e+n+a*t;r[c]?s+=r[c]*o[l]:i-=o[l],a+=1}l[e+n]=s/i}c.push(l)}return c}};var vu={newInstance:Ht.newInstance(mu,"vtkTexture"),extend:mu,...hu};const yu=[[-1,0,0],[1,0,0],[0,-1,0],[0,1,0],[0,0,-1],[0,0,1]],Tu=[[8,7,11,3],[9,1,10,5],[4,9,0,8],[2,11,6,10],[0,3,2,1],[4,5,6,7]],bu=[[0,1],[1,3],[2,3],[0,2],[4,5],[5,7],[6,7],[4,6],[0,4],[1,5],[3,7],[2,6]],xu=[0,1,0,1,0,1,0,1,2,2,2,2],Cu=[[1,2],[1,2],[0,2],[0,2],[0,1],[0,1]],Su=new Float64Array(3),Au=new Float64Array(3),Iu=new Float64Array(3),Pu=new Float64Array(3),wu=new Float64Array(3),Ou=new Float64Array(3),Mu=new Float64Array(16);function Ru(e,t){e.strokeStyle=t.strokeColor,e.lineWidth=t.strokeSize,e.fillStyle=t.fontColor,e.font=`${t.fontStyle} ${t.fontSize}px ${t.fontFamily}`}function Du(e,t){t.classHierarchy.push("vtkCubeAxesActorHelper"),e.setRenderable=n=>{t.renderable!==n&&(t.renderable=n,t.tmActor.addTexture(t.renderable.getTmTexture()),t.tmActor.setProperty(n.getProperty()),t.tmActor.setParentProp(n),e.modified())},e.createPolyDataForOneLabel=(e,n,r,o,a,i,s)=>{const l=t.renderable.get_tmAtlas().get(e);if(!l)return;const c=t.renderable.getTextPolyData().getPoints().getData(),u=t.lastSize;Su[0]=c[3*n],Su[1]=c[3*n+1],Su[2]=c[3*n+2],En(Iu,Su,r),Iu[0]+=.1,En(Au,Iu,o),Pn(wu,Au,Su),Iu[0]-=.1,Iu[1]+=.1,En(Au,Iu,o),Pn(Ou,Au,Su);for(let e=0;e<3;e++)wu[e]/=.05*u[0],Ou[e]/=.05*u[1];let d=s.ptIdx,p=s.cellIdx;Su[0]=c[3*n],Su[1]=c[3*n+1],Su[2]=c[3*n+2],a[0]<-.5?wn(Iu,wu,a[0]*i-l.width):a[0]>.5?wn(Iu,wu,a[0]*i):wn(Iu,wu,a[0]*i-l.width/2),In(Su,Su,Iu),wn(Iu,Ou,a[1]*i-l.height/2),In(Su,Su,Iu),s.points[3*d]=Su[0],s.points[3*d+1]=Su[1],s.points[3*d+2]=Su[2],s.tcoords[2*d]=l.tcoords[0],s.tcoords[2*d+1]=l.tcoords[1],d++,wn(Iu,wu,l.width),In(Su,Su,Iu),s.points[3*d]=Su[0],s.points[3*d+1]=Su[1],s.points[3*d+2]=Su[2],s.tcoords[2*d]=l.tcoords[2],s.tcoords[2*d+1]=l.tcoords[3],d++,wn(Iu,Ou,l.height),In(Su,Su,Iu),s.points[3*d]=Su[0],s.points[3*d+1]=Su[1],s.points[3*d+2]=Su[2],s.tcoords[2*d]=l.tcoords[4],s.tcoords[2*d+1]=l.tcoords[5],d++,wn(Iu,wu,l.width),Pn(Su,Su,Iu),s.points[3*d]=Su[0],s.points[3*d+1]=Su[1],s.points[3*d+2]=Su[2],s.tcoords[2*d]=l.tcoords[6],s.tcoords[2*d+1]=l.tcoords[7],d++,s.polys[4*p]=3,s.polys[4*p+1]=d-4,s.polys[4*p+2]=d-3,s.polys[4*p+3]=d-2,p++,s.polys[4*p]=3,s.polys[4*p+1]=d-4,s.polys[4*p+2]=d-2,s.polys[4*p+3]=d-1,s.ptIdx+=4,s.cellIdx+=2},e.updateTexturePolyData=()=>{const n=t.camera.getCompositeProjectionMatrix(t.lastAspectRatio,-1,1);m(n,n);const r=t.renderable.getTextValues().length,o=4*r,a=2*r,i=new Float64Array(3*o),s=new Uint16Array(4*a),l=new Float32Array(2*o);h(Mu,n);const c={ptIdx:0,cellIdx:0,polys:s,points:i,tcoords:l};let u=0,d=0,p=0;const f=t.renderable.getTextPolyData().getPoints().getData(),g=t.renderable.getTextValues();for(;u<f.length/3;){Su[0]=f[3*u],Su[1]=f[3*u+1],Su[2]=f[3*u+2],En(Iu,Su,n),Su[0]=f[3*u+3],Su[1]=f[3*u+4],Su[2]=f[3*u+5],En(Pu,Su,n),Pn(Iu,Iu,Pu);const r=[Iu[0],Iu[1]];Zo(r),e.createPolyDataForOneLabel(g[d],u,n,Mu,r,t.renderable.getAxisTitlePixelOffset(),c),u+=2,d++;for(let o=0;o<t.renderable.getTickCounts()[p];o++)e.createPolyDataForOneLabel(g[d],u,n,Mu,r,t.renderable.getTickLabelPixelOffset(),c),u++,d++;p++}const v=Rs.newInstance({numberOfComponents:2,values:l,name:"TextureCoordinates"});t.tmPolyData.getPointData().setTCoords(v),t.tmPolyData.getPoints().setData(i,3),t.tmPolyData.getPoints().modified(),t.tmPolyData.getPolys().setData(s,1),t.tmPolyData.getPolys().modified(),t.tmPolyData.modified()},e.updateAPISpecificData=(n,r,o)=>{t.lastSize[0]===n[0]&&t.lastSize[1]===n[1]||(t.lastSize[0]=n[0],t.lastSize[1]=n[1],t.lastAspectRatio=n[0]/n[1],t.forceUpdate=!0),t.camera=r,e.updateTexturePolyData()}}const Eu=Ht.newInstance((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{renderable:null};Object.assign(t,{},n),Ht.obj(e,t),t.tmPolyData=pu.newInstance(),t.tmMapper=ec.newInstance(),t.tmMapper.setInputData(t.tmPolyData),t.tmActor=ms.newInstance({parentProp:e}),t.tmActor.setMapper(t.tmMapper),Ht.setGet(e,t,["renderable"]),Ht.get(e,t,["lastSize","lastAspectRatio","axisTextStyle","tickTextStyle","tmActor","ticks"]),t.forceUpdate=!1,t.lastRedrawTime={},Ht.obj(t.lastRedrawTime,{mtime:0}),t.lastRebuildTime={},Ht.obj(t.lastRebuildTime,{mtime:0}),t.lastSize=[-1,-1],t.lastTickBounds=[],Du(e,t)}),"vtkCubeAxesActorHelper");function Vu(e,t){t.classHierarchy.push("vtkCubeAxesActor"),e.setCamera=n=>{t.camera!==n&&(t.cameraModifiedSub&&(t.cameraModifiedSub.unsubscribe(),t.cameraModifiedSub=null),t.camera=n,n&&(t.cameraModifiedSub=n.onModified(e.update)),e.update(),e.modified())},e.computeFacesToDraw=()=>{const e=t.camera.getViewMatrix();m(e,e);let n=!1;const r=Fi.getDiagonalLength(t.dataBounds),o=Math.sin(t.faceVisibilityAngle*Math.PI/180);for(let a=0;a<6;a++){let i=!1;const s=Math.floor(a/2),l=(s+1)%3,c=(s+2)%3;t.dataBounds[2*l]!==t.dataBounds[2*l+1]&&t.dataBounds[2*c]!==t.dataBounds[2*c+1]&&(Su[s]=t.dataBounds[a]-.1*r*yu[a][s],Su[l]=.5*(t.dataBounds[2*l]+t.dataBounds[2*l+1]),Su[c]=.5*(t.dataBounds[2*c]+t.dataBounds[2*c+1]),En(Iu,Su,e),Su[s]=t.dataBounds[a],En(Pu,Su,e),Pn(Iu,Pu,Iu),Mn(Iu,Iu),i=Iu[2]>o,t.camera.getParallelProjection()||(Mn(Pu,Pu),i=Rn(Pu,Iu)>o)),i!==t.lastFacesToDraw[a]&&(t.lastFacesToDraw[a]=i,n=!0)}return n},e.updatePolyData=(e,n,r)=>{let o=0,a=0;o+=8;let i=0;for(let e=0;e<12;e++)n[e]>0&&i++;if(a+=i,t.gridLines)for(let t=0;t<6;t++)e[t]&&(o+=2*r[Cu[t][0]].length+2*r[Cu[t][1]].length,a+=r[Cu[t][0]].length+r[Cu[t][1]].length);const s=new Float64Array(3*o),l=new Uint32Array(3*a);let c=0,u=0;for(let e=0;e<2;e++)for(let n=0;n<2;n++)for(let r=0;r<2;r++)s[3*c]=t.dataBounds[r],s[3*c+1]=t.dataBounds[2+n],s[3*c+2]=t.dataBounds[4+e],c++;for(let e=0;e<12;e++)n[e]>0&&(l[3*u]=2,l[3*u+1]=bu[e][0],l[3*u+2]=bu[e][1],u++);if(t.gridLines)for(let n=0;n<6;n++)if(e[n]){const e=Math.floor(n/2);let o=r[Cu[n][0]];for(let r=0;r<o.length;r++)s[3*c+e]=t.dataBounds[n],s[3*c+Cu[n][0]]=o[r],s[3*c+Cu[n][1]]=t.dataBounds[2*Cu[n][1]],c++,s[3*c+e]=t.dataBounds[n],s[3*c+Cu[n][0]]=o[r],s[3*c+Cu[n][1]]=t.dataBounds[2*Cu[n][1]+1],c++,l[3*u]=2,l[3*u+1]=c-2,l[3*u+2]=c-1,u++;o=r[Cu[n][1]];for(let r=0;r<o.length;r++)s[3*c+e]=t.dataBounds[n],s[3*c+Cu[n][1]]=o[r],s[3*c+Cu[n][0]]=t.dataBounds[2*Cu[n][0]],c++,s[3*c+e]=t.dataBounds[n],s[3*c+Cu[n][1]]=o[r],s[3*c+Cu[n][0]]=t.dataBounds[2*Cu[n][0]+1],c++,l[3*u]=2,l[3*u+1]=c-2,l[3*u+2]=c-1,u++}t.polyData.getPoints().setData(s,3),t.polyData.getPoints().modified(),t.polyData.getLines().setData(l,1),t.polyData.getLines().modified(),t.polyData.modified()},e.updateTextData=(e,n,r,o)=>{let a=0;for(let e=0;e<12;e++)1===n[e]&&(a+=2,a+=r[xu[e]].length);const i=t.polyData.getPoints().getData(),s=new Float64Array(3*a);let l=0,c=0,u=0;for(let a=0;a<6;a++)if(e[a])for(let e=0;e<4;e++){const d=Tu[a][e];if(1===n[d]){const e=xu[d],n=3*bu[d][0],p=3*bu[d][1];s[3*l]=.5*(i[n]+i[p]),s[3*l+1]=.5*(i[n+1]+i[p+1]),s[3*l+2]=.5*(i[n+2]+i[p+2]),l++,s[3*l+Math.floor(a/2)]=t.dataBounds[a],s[3*l+Cu[a][0]]=.5*(t.dataBounds[2*Cu[a][0]]+t.dataBounds[2*Cu[a][0]+1]),s[3*l+Cu[a][1]]=.5*(t.dataBounds[2*Cu[a][1]]+t.dataBounds[2*Cu[a][1]+1]),l++,t.textValues[c]=t.axisLabels[e],c++;const f=(e+1)%3,g=(e+2)%3,m=r[e],h=o[e];t.tickCounts[u]=m.length;for(let r=0;r<m.length;r++)s[3*l+e]=m[r],s[3*l+f]=i[n+f],s[3*l+g]=i[n+g],l++,t.textValues[c]=h[r],c++;u++}}t.textPolyData.getPoints().setData(s,3),t.textPolyData.modified()},e.update=()=>{if(!t.camera)return;const n=e.computeFacesToDraw(),r=t.lastFacesToDraw;let o=!1;for(let e=0;e<6;e++)t.dataBounds[e]!==t.lastTickBounds[e]&&(o=!0,t.lastTickBounds[e]=t.dataBounds[e]);if(n||o||t.forceUpdate){const n=new Array(12).fill(0);for(let e=0;e<6;e++)if(r[e])for(let t=0;t<4;t++)n[Tu[e][t]]++;const a=[],i=[];for(let e=0;e<3;e++){const n=fo().domain([t.dataBounds[2*e],t.dataBounds[2*e+1]]);a[e]=n.ticks(5);const r=n.tickFormat(5);i[e]=a[e].map(r)}e.updatePolyData(r,n,a),e.updateTextData(r,n,a,i),(o||t.forceUpdate)&&e.updateTextureAtlas(i)}t.forceUpdate=!1},e.updateTextureAtlas=e=>{t.tmContext.textBaseline="bottom",t.tmContext.textAlign="left",t._tmAtlas.clear();let n=0,r=1;for(let o=0;o<3;o++){if(!t._tmAtlas.has(t.axisLabels[o])){Ru(t.tmContext,t.axisTextStyle);const e=t.tmContext.measureText(t.axisLabels[o]),a={height:e.actualBoundingBoxAscent+2,startingHeight:r,width:e.width+2,textStyle:t.axisTextStyle};t._tmAtlas.set(t.axisLabels[o],a),r+=a.height,n<a.width&&(n=a.width)}Ru(t.tmContext,t.tickTextStyle);for(let a=0;a<e[o].length;a++)if(!t._tmAtlas.has(e[o][a])){const i=t.tmContext.measureText(e[o][a]),s={height:i.actualBoundingBoxAscent+2,startingHeight:r,width:i.width+2,textStyle:t.tickTextStyle};t._tmAtlas.set(e[o][a],s),r+=s.height,n<s.width&&(n=s.width)}}n=No(n),r=No(r),t._tmAtlas.forEach((e=>{e.tcoords=[0,(r-e.startingHeight-e.height)/r,e.width/n,(r-e.startingHeight-e.height)/r,e.width/n,(r-e.startingHeight)/r,0,(r-e.startingHeight)/r]})),t.tmCanvas.width=n,t.tmCanvas.height=r,t.tmContext.textBaseline="bottom",t.tmContext.textAlign="left",t.tmContext.clearRect(0,0,n,r),t._tmAtlas.forEach(((e,n)=>{Ru(t.tmContext,e.textStyle),t.tmContext.fillText(n,1,e.startingHeight+e.height-1)})),t.tmTexture.setCanvas(t.tmCanvas),t.tmTexture.modified()},e.onModified((()=>{t.forceUpdate=!0,e.update()})),e.setTickTextStyle=n=>{t.tickTextStyle={...t.tickTextStyle,...n},e.modified()},e.setAxisTextStyle=n=>{t.axisTextStyle={...t.axisTextStyle,...n},e.modified()},e.get_tmAtlas=()=>t._tmAtlas,e.getBounds=()=>(e.update(),Fi.setBounds(t.bounds,t.gridActor.getBounds()),Fi.scaleAboutCenter(t.bounds,t.boundsScaleFactor,t.boundsScaleFactor,t.boundsScaleFactor),t.bounds);const n=Ht.chain(e.setProperty,t.gridActor.setProperty);e.setProperty=e=>n(e)[0]}function Lu(e){return{boundsScaleFactor:1.3,camera:null,dataBounds:[...Fi.INIT_BOUNDS],faceVisibilityAngle:8,gridLines:!0,axisLabels:null,axisTitlePixelOffset:35,axisTextStyle:{fontColor:"white",fontStyle:"normal",fontSize:18,fontFamily:"serif"},tickLabelPixelOffset:12,tickTextStyle:{fontColor:"white",fontStyle:"normal",fontSize:14,fontFamily:"serif"},...e}}function Bu(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Lu(n)),ms.extend(e,t,n),t.lastFacesToDraw=[!1,!1,!1,!1,!1,!1],t.axisLabels=["X-Axis","Y-Axis","Z-Axis"],t.tickCounts=[],t.textValues=[],t.lastTickBounds=[],t.tmCanvas=document.createElement("canvas"),t.tmContext=t.tmCanvas.getContext("2d"),t._tmAtlas=new Map,t.tmTexture=vu.newInstance(),t.tmTexture.setInterpolate(!1),e.getProperty().setDiffuse(0),e.getProperty().setAmbient(1),t.gridMapper=ec.newInstance(),t.polyData=pu.newInstance(),t.gridMapper.setInputData(t.polyData),t.gridActor=ms.newInstance(),t.gridActor.setMapper(t.gridMapper),t.gridActor.setProperty(e.getProperty()),t.gridActor.setParentProp(e),t.textPolyData=pu.newInstance(),Ht.setGet(e,t,["axisTitlePixelOffset","boundsScaleFactor","faceVisibilityAngle","gridLines","tickLabelPixelOffset"]),Ht.setGetArray(e,t,["dataBounds"],6),Ht.setGetArray(e,t,["axisLabels"],3),Ht.get(e,t,["axisTextStyle","tickTextStyle","camera","tmTexture","textValues","textPolyData","tickCounts","gridActor"]),Vu(e,t)}var Nu={newInstance:Ht.newInstance(Bu,"vtkCubeAxesActor"),extend:Bu,newCubeAxesActorHelper:Eu};function _u(e,t){t.classHierarchy.push("vtkOpenGLCubeAxesActor"),e.buildPass=n=>{n&&(t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.CubeAxesActorHelper.getRenderable()||t.CubeAxesActorHelper.setRenderable(t.renderable),e.prepareNodes(),e.addMissingNode(t.CubeAxesActorHelper.getTmActor()),e.addMissingNode(t.renderable.getGridActor()),e.removeUnusedNodes())},e.opaquePass=(e,n)=>{if(e){const e=t._openGLRenderer?t._openGLRenderer.getRenderable().getActiveCamera():null,n=t._openGLRenderer.getTiledSizeAndOrigin();t.CubeAxesActorHelper.updateAPISpecificData([n.usize,n.vsize],e,t._openGLRenderWindow.getRenderable())}}}const Fu={};const ku=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Fu,n),Yt.extend(e,t,n),t.CubeAxesActorHelper=Nu.newCubeAxesActorHelper(),_u(e,t)}),"vtkOpenGLCubeAxesActor");nn("vtkCubeAxesActor",ku);const Gu={ARRAY_BUFFER:0,ELEMENT_ARRAY_BUFFER:1,TEXTURE_BUFFER:2};var Uu={ObjectType:Gu};const{ObjectType:zu}=Uu;function Wu(e,t){function n(e){switch(e){case zu.ELEMENT_ARRAY_BUFFER:return t.context.ELEMENT_ARRAY_BUFFER;case zu.TEXTURE_BUFFER:if("TEXTURE_BUFFER"in t.context)return t.context.TEXTURE_BUFFER;case zu.ARRAY_BUFFER:default:return t.context.ARRAY_BUFFER}}t.classHierarchy.push("vtkOpenGLBufferObject");let r=null,o=null,a=!0,i="";e.getType=()=>r,e.setType=e=>{r=e},e.getHandle=()=>o,e.isReady=()=>!1===a,e.generateBuffer=e=>{const a=n(e);return null===o&&(o=t.context.createBuffer(),r=e),n(r)===a},e.upload=(s,l)=>e.generateBuffer(l)?(t.context.bindBuffer(n(r),o),t.context.bufferData(n(r),s,t.context.STATIC_DRAW),a=!1,!0):(i="Trying to upload array buffer to incompatible buffer.",!1),e.bind=()=>!!o&&(t.context.bindBuffer(n(r),o),!0),e.release=()=>!!o&&(t.context.bindBuffer(n(r),null),!0),e.releaseGraphicsResources=()=>{null!==o&&(t.context.bindBuffer(n(r),null),t.context.deleteBuffer(o),o=null)},e.setOpenGLRenderWindow=n=>{t._openGLRenderWindow!==n&&(e.releaseGraphicsResources(),t._openGLRenderWindow=n,t.context=null,n&&(t.context=t._openGLRenderWindow.getContext()))},e.getError=()=>i}const Hu={objectType:zu.ARRAY_BUFFER,context:null};function ju(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Hu,n),Ht.obj(e,t),Ht.get(e,t,["_openGLRenderWindow"]),Ht.moveToProtected(e,t,["openGLRenderWindow"]),Wu(e,t)}var Ku={newInstance:Ht.newInstance(ju),extend:ju,...Uu};const{vtkErrorMacro:$u}=Ht;function qu(e,t){t.classHierarchy.push("vtkOpenGLCellArrayBufferObject"),e.setType(Gu.ARRAY_BUFFER),e.createVBO=function(n,r,o,a){let i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:null;if(!n.getData()||!n.getData().length)return t.elementCount=0,0;t.blockSize=3,t.vertexOffset=0,t.normalOffset=0,t.tCoordOffset=0,t.tCoordComponents=0,t.colorComponents=0,t.colorOffset=0,t.customData=[];const s=a.points.getData();let l=null,c=null,u=null;const d=a.colors?a.colors.getNumberOfComponents():0,p=a.tcoords?a.tcoords.getNumberOfComponents():0;a.normals&&(t.normalOffset=4*t.blockSize,t.blockSize+=3,l=a.normals.getData()),a.customAttributes&&a.customAttributes.forEach((e=>{e&&(t.customData.push({data:e.getData(),offset:4*t.blockSize,components:e.getNumberOfComponents(),name:e.getName()}),t.blockSize+=e.getNumberOfComponents())})),a.tcoords&&(t.tCoordOffset=4*t.blockSize,t.tCoordComponents=p,t.blockSize+=p,c=a.tcoords.getData()),a.colors?(t.colorComponents=a.colors.getNumberOfComponents(),t.colorOffset=0,u=a.colors.getData(),t.colorBO||(t.colorBO=Ku.newInstance()),t.colorBO.setOpenGLRenderWindow(t._openGLRenderWindow)):t.colorBO=null,t.stride=4*t.blockSize;let f,g=0,m=0,h=0,v=0,y=0,T=0;const b={anythingToPoints(e,t,n){for(let r=0;r<e;++r)f(t[n+r])},linesToWireframe(e,t,n){for(let r=0;r<e-1;++r)f(t[n+r]),f(t[n+r+1])},polysToWireframe(e,t,n){if(e>2)for(let r=0;r<e;++r)f(t[n+r]),f(t[n+(r+1)%e])},stripsToWireframe(e,t,n){if(e>2){for(let r=0;r<e-1;++r)f(t[n+r]),f(t[n+r+1]);for(let r=0;r<e-2;r++)f(t[n+r]),f(t[n+r+2])}},polysToSurface(e,t,n){for(let r=0;r<e-2;r++)f(t[n+0]),f(t[n+r+1]),f(t[n+r+2])},stripsToSurface(e,t,n){for(let r=0;r<e-2;r++)f(t[n+r]),f(t[n+r+1+r%2]),f(t[n+r+1+(r+1)%2])}},x={anythingToPoints:(e,t)=>e,linesToWireframe:(e,t)=>e>1?2*(e-1):0,polysToWireframe:(e,t)=>e>2?2*e:0,stripsToWireframe:(e,t)=>e>2?4*e-6:0,polysToSurface:(e,t)=>e>2?3*(e-2):0,stripsToSurface:(e,t,n)=>e>2?3*(e-2):0};let C=null,S=null;o===ns.POINTS||"verts"===r?(C=b.anythingToPoints,S=x.anythingToPoints):o===ns.WIREFRAME||"lines"===r?(C=b[`${r}ToWireframe`],S=x[`${r}ToWireframe`]):(C=b[`${r}ToSurface`],S=x[`${r}ToSurface`]);const A=n.getData(),I=A.length;let P=0;for(let e=0;e<I;)P+=S(A[e],A),e+=A[e]+1;let w=null;const O=new Float32Array(P*t.blockSize);u&&(w=new Uint8Array(4*P));let M=0,R=0,D=0,E=0;for(let e=0;e<3;++e){const t=a.points.getRange(e),n=t[1]-t[0];D+=n*n;const r=.5*(t[1]+t[0]);E+=r*r}const V=D>0&&(Math.abs(E)/D>1e6||Math.abs(Math.log10(D))>3||0===D&&E>1e6);if(V){const t=new Float64Array(3),n=new Float64Array(3);for(let e=0;e<3;++e){const r=a.points.getRange(e),o=r[1]-r[0];t[e]=.5*(r[1]+r[0]),n[e]=o>0?1/o:1}e.setCoordShiftAndScale(t,n)}else!0===t.coordShiftAndScaleEnabled&&e.setCoordShiftAndScale(null,null);if(i)if(i.points||i.cells){const e=new Int32Array(P+i.points.length);e.set(i.points),i.points=e;const t=new Int32Array(P+i.cells.length);t.set(i.cells),i.cells=t}else i.points=new Int32Array(P),i.cells=new Int32Array(P);let L=a.vertexOffset;f=function(e){if(i&&(i.points[L]=e,i.cells[L]=T+a.cellOffset),++L,g=3*e,t.coordShiftAndScaleEnabled?(O[M++]=(s[g++]-t.coordShift[0])*t.coordScale[0],O[M++]=(s[g++]-t.coordShift[1])*t.coordScale[1],O[M++]=(s[g++]-t.coordShift[2])*t.coordScale[2]):(O[M++]=s[g++],O[M++]=s[g++],O[M++]=s[g++]),null!==l&&(m=a.haveCellNormals?3*(T+a.cellOffset):3*e,O[M++]=l[m++],O[M++]=l[m++],O[M++]=l[m++]),t.customData.forEach((t=>{y=e*t.components;for(let e=0;e<t.components;++e)O[M++]=t.data[y++]})),null!==c){h=e*p;for(let e=0;e<p;++e)O[M++]=c[h++]}null!==u&&(v=a.haveCellScalars?(T+a.cellOffset)*d:e*d,w[R++]=u[v++],w[R++]=u[v++],w[R++]=u[v++],w[R++]=4===d?u[v++]:255)};for(let e=0;e<I;)C(A[e],A,e+1),e+=A[e]+1,T++;return t.elementCount=P,e.upload(O,Gu.ARRAY_BUFFER),t.colorBO&&(t.colorBOStride=4,t.colorBO.upload(w,Gu.ARRAY_BUFFER)),T},e.setCoordShiftAndScale=(e,n)=>{null===e||e.constructor===Float64Array&&3===e.length?null===n||n.constructor===Float64Array&&3===n.length?(null!==t.coordShift&&null!==e&&Bn(e,t.coordShift)||(t.coordShift=e),null!==t.coordScale&&null!==n&&Bn(n,t.coordScale)||(t.coordScale=n),t.coordShiftAndScaleEnabled=function(e,t){return null!==e&&null!==t&&!(Ln(e,[0,0,0])&&Ln(t,[1,1,1]))}(t.coordShift,t.coordScale),t.coordShiftAndScaleEnabled?t.inverseShiftAndScaleMatrix=function(e,t){const n=new Float64Array(3);On(n,t);const r=new Float64Array(16);return _(r,Gi(),e,n),r}(t.coordShift,t.coordScale):t.inverseShiftAndScaleMatrix=null):$u("Wrong type for coordScale, expected vec3 or null"):$u("Wrong type for coordShift, expected vec3 or null")}}const Xu={elementCount:0,stride:0,colorBOStride:0,vertexOffset:0,normalOffset:0,tCoordOffset:0,tCoordComponents:0,colorOffset:0,colorComponents:0,tcoordBO:null,customData:[],coordShift:null,coordScale:null,coordShiftAndScaleEnabled:!1,inverseShiftAndScaleMatrix:null};function Yu(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Xu,n),Ku.extend(e,t,n),Ht.setGet(e,t,["colorBO","elementCount","stride","colorBOStride","vertexOffset","normalOffset","tCoordOffset","tCoordComponents","colorOffset","colorComponents","customData"]),Ht.get(e,t,["coordShift","coordScale","coordShiftAndScaleEnabled","inverseShiftAndScaleMatrix"]),qu(e,t)}var Zu={newInstance:Ht.newInstance(Yu),extend:Yu};const{vtkErrorMacro:Qu}=Ht;function Ju(e,t){t.classHierarchy.push("vtkShader"),e.compile=()=>{let e=t.context.VERTEX_SHADER;if(!t.source||!t.source.length||"Unknown"===t.shaderType)return!1;if(0!==t.handle&&(t.context.deleteShader(t.handle),t.handle=0),e="Fragment"===t.shaderType?t.context.FRAGMENT_SHADER:t.context.VERTEX_SHADER,t.handle=t.context.createShader(e),t.context.shaderSource(t.handle,t.source),t.context.compileShader(t.handle),!t.context.getShaderParameter(t.handle,t.context.COMPILE_STATUS)){const e=t.context.getShaderInfoLog(t.handle);return Qu(`Error compiling shader '${t.source}': ${e}`),t.context.deleteShader(t.handle),t.handle=0,!1}return!0},e.cleanup=()=>{"Unknown"!==t.shaderType&&0!==t.handle&&(t.context.deleteShader(t.handle),t.handle=0,t.dirty=!0)}}const ed={shaderType:"Unknown",source:"",error:"",handle:0,dirty:!1,context:null};function td(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ed,n),Ht.obj(e,t),Ht.setGet(e,t,["shaderType","source","error","handle","context"]),Ju(e,t)}var nd={newInstance:Ht.newInstance(td,"vtkShader"),extend:td};const{vtkErrorMacro:rd}=Ht;function od(e,t){t.classHierarchy.push("vtkShaderProgram"),e.compileShader=()=>t.vertexShader.compile()?t.fragmentShader.compile()?e.attachShader(t.vertexShader)&&e.attachShader(t.fragmentShader)?e.link()?(e.setCompiled(!0),1):(rd(`Links failed: ${t.error}`),0):(rd(t.error),0):(rd(t.fragmentShader.getSource().split("\n").map(((e,t)=>`${t}: ${e}`)).join("\n")),rd(t.fragmentShader.getError()),0):(rd(t.vertexShader.getSource().split("\n").map(((e,t)=>`${t}: ${e}`)).join("\n")),rd(t.vertexShader.getError()),0),e.cleanup=()=>{"Unknown"!==t.shaderType&&0!==t.handle&&(t.context.deleteShader(t.handle),t.handle=0)},e.bind=()=>!(!t.linked&&!e.link()||(t.context.useProgram(t.handle),e.setBound(!0),0)),e.isBound=()=>!!t.bound,e.release=()=>{t.context.useProgram(null),e.setBound(!1)},e.setContext=e=>{t.vertexShader.setContext(e),t.fragmentShader.setContext(e),t.geometryShader.setContext(e)},e.link=()=>{if(t.linked)return!0;if(0===t.handle)return t.error="Program has not been initialized, and/or does not have shaders.",!1;if(t.uniformLocs={},t.context.linkProgram(t.handle),!t.context.getProgramParameter(t.handle,t.context.LINK_STATUS)){const e=t.context.getProgramInfoLog(t.handle);return rd(`Error linking shader ${e}`),t.handle=0,!1}return e.setLinked(!0),t.attributeLocs={},!0},e.setUniformMatrix=(n,r)=>{const o=e.findUniform(n);if(-1===o)return t.error=`Could not set uniform ${n} . No such uniform.`,!1;const a=new Float32Array(r);return t.context.uniformMatrix4fv(o,!1,a),!0},e.setUniformMatrix3x3=(n,r)=>{const o=e.findUniform(n);if(-1===o)return t.error=`Could not set uniform ${n} . No such uniform.`,!1;const a=new Float32Array(r);return t.context.uniformMatrix3fv(o,!1,a),!0},e.setUniformf=(n,r)=>{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform1f(o,r),!0)},e.setUniformfv=(n,r)=>{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform1fv(o,r),!0)},e.setUniformi=(n,r)=>{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform1i(o,r),!0)},e.setUniformiv=(n,r)=>{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform1iv(o,r),!0)},e.setUniform2f=(n,r,o)=>{const a=e.findUniform(n);if(-1===a)return t.error=`Could not set uniform ${n} . No such uniform.`,!1;if(void 0===o)throw new RangeError("Invalid number of values for array");return t.context.uniform2f(a,r,o),!0},e.setUniform2fv=(n,r)=>{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform2fv(o,r),!0)},e.setUniform2i=(n,r,o)=>{const a=e.findUniform(n);if(-1===a)return t.error=`Could not set uniform ${n} . No such uniform.`,!1;if(void 0===o)throw new RangeError("Invalid number of values for array");return t.context.uniform2i(a,r,o),!0},e.setUniform2iv=(n,r)=>{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform2iv(o,r),!0)},e.setUniform3f=(n,r,o,a)=>{const i=e.findUniform(n);if(-1===i)return t.error=`Could not set uniform ${n} . No such uniform.`,!1;if(void 0===a)throw new RangeError("Invalid number of values for array");return t.context.uniform3f(i,r,o,a),!0},e.setUniform3fArray=(n,r)=>{const o=e.findUniform(n);if(-1===o)return t.error=`Could not set uniform ${n} . No such uniform.`,!1;if(!Array.isArray(r)||3!==r.length)throw new RangeError("Invalid number of values for array");return t.context.uniform3f(o,r[0],r[1],r[2]),!0},e.setUniform3fv=(n,r)=>{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform3fv(o,r),!0)},e.setUniform3i=function(n){const r=e.findUniform(n);if(-1===r)return t.error=`Could not set uniform ${n} . No such uniform.`,!1;for(var o=arguments.length,a=new Array(o>1?o-1:0),i=1;i<o;i++)a[i-1]=arguments[i];let s=a;if(1===s.length&&Array.isArray(s[0])&&(s=s[0]),3!==s.length)throw new RangeError("Invalid number of values for array");return t.context.uniform3i(r,s[0],s[1],s[2]),!0},e.setUniform3iv=(n,r)=>{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform3iv(o,r),!0)},e.setUniform4f=function(n){const r=e.findUniform(n);if(-1===r)return t.error=`Could not set uniform ${n} . No such uniform.`,!1;for(var o=arguments.length,a=new Array(o>1?o-1:0),i=1;i<o;i++)a[i-1]=arguments[i];let s=a;if(1===s.length&&Array.isArray(s[0])&&(s=s[0]),4!==s.length)throw new RangeError("Invalid number of values for array");return t.context.uniform4f(r,s[0],s[1],s[2],s[3]),!0},e.setUniform4fv=(n,r)=>{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform4fv(o,r),!0)},e.setUniform4i=function(n){const r=e.findUniform(n);if(-1===r)return t.error=`Could not set uniform ${n} . No such uniform.`,!1;for(var o=arguments.length,a=new Array(o>1?o-1:0),i=1;i<o;i++)a[i-1]=arguments[i];let s=a;if(1===s.length&&Array.isArray(s[0])&&(s=s[0]),4!==s.length)throw new RangeError("Invalid number of values for array");return t.context.uniform4i(r,s[0],s[1],s[2],s[3]),!0},e.setUniform4iv=(n,r)=>{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform4iv(o,r),!0)},e.findUniform=e=>{if(!e||!t.linked)return-1;let n=t.uniformLocs[e];return void 0!==n?n:(n=t.context.getUniformLocation(t.handle,e),null===n?(t.error=`Uniform ${e} not found in current shader program.`,t.uniformLocs[e]=-1,-1):(t.uniformLocs[e]=n,n))},e.isUniformUsed=e=>{if(!e)return!1;let n=t.uniformLocs[e];return void 0!==n?null!==n:t.linked?(n=t.context.getUniformLocation(t.handle,e),t.uniformLocs[e]=n,null!==n):(rd("attempt to find uniform when the shader program is not linked"),!1)},e.isAttributeUsed=e=>{if(!e)return!1;if(e in t.attributeLocs)return!0;if(!t.linked)return rd("attempt to find uniform when the shader program is not linked"),!1;const n=t.context.getAttribLocation(t.handle,e);return-1!==n&&(t.attributeLocs[e]=n,!0)},e.attachShader=n=>{if(0===n.getHandle())return t.error="Shader object was not initialized, cannot attach it.",!1;if("Unknown"===n.getShaderType())return t.error="Shader object is of type Unknown and cannot be used.",!1;if(0===t.handle){const e=t.context.createProgram();if(0===e)return t.error="Could not create shader program.",!1;t.handle=e,t.linked=!1}return"Vertex"===n.getShaderType()&&(0!==t.vertexShaderHandle&&t.comntext.detachShader(t.handle,t.vertexShaderHandle),t.vertexShaderHandle=n.getHandle()),"Fragment"===n.getShaderType()&&(0!==t.fragmentShaderHandle&&t.context.detachShader(t.handle,t.fragmentShaderHandle),t.fragmentShaderHandle=n.getHandle()),t.context.attachShader(t.handle,n.getHandle()),e.setLinked(!1),!0},e.detachShader=e=>{if(0===e.getHandle())return t.error="shader object was not initialized, cannot attach it.",!1;if("Unknown"===e.getShaderType())return t.error="Shader object is of type Unknown and cannot be used.",!1;switch(0===t.handle&&(t.error="This shader program has not been initialized yet."),e.getShaderType()){case"Vertex":return t.vertexShaderHandle!==e.getHandle()?(t.error="The supplied shader was not attached to this program.",!1):(t.context.detachShader(t.handle,e.getHandle()),t.vertexShaderHandle=0,t.linked=!1,!0);case"Fragment":return t.fragmentShaderHandle!==e.getHandle()?(t.error="The supplied shader was not attached to this program.",!1):(t.context.detachShader(t.handle,e.getHandle()),t.fragmentShaderHandle=0,t.linked=!1,!0);default:return!1}},e.setContext=e=>{t.context=e,t.vertexShader.setContext(e),t.fragmentShader.setContext(e),t.geometryShader.setContext(e)},e.setLastCameraMTime=e=>{t.lastCameraMTime=e}}const ad={vertexShaderHandle:0,fragmentShaderHandle:0,geometryShaderHandle:0,vertexShader:null,fragmentShader:null,geometryShader:null,linked:!1,bound:!1,compiled:!1,error:"",handle:0,numberOfOutputs:0,attributesLocs:null,uniformLocs:null,md5Hash:0,context:null,lastCameraMTime:null};function id(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ad,n),t.attributesLocs={},t.uniformLocs={},t.vertexShader=nd.newInstance(),t.vertexShader.setShaderType("Vertex"),t.fragmentShader=nd.newInstance(),t.fragmentShader.setShaderType("Fragment"),t.geometryShader=nd.newInstance(),t.geometryShader.setShaderType("Geometry"),Ht.obj(e,t),Ht.get(e,t,["lastCameraMTime"]),Ht.setGet(e,t,["error","handle","compiled","bound","md5Hash","vertexShader","fragmentShader","geometryShader","linked"]),od(e,t)}var sd={newInstance:Ht.newInstance(id,"vtkShaderProgram"),extend:id,substitute:function(e,t,n,r){const o="string"==typeof n?n:n.join("\n"),a=!1===r?t:new RegExp(t,"g"),i=e.replace(a,o);return{replace:i!==o,result:i}}};function ld(e,t){t.classHierarchy.push("vtkOpenGLVertexArrayObject"),e.exposedMethod=()=>{},e.initialize=()=>{t.instancingExtension=null,t._openGLRenderWindow.getWebgl2()||(t.instancingExtension=t.context.getExtension("ANGLE_instanced_arrays")),!t.forceEmulation&&t._openGLRenderWindow&&t._openGLRenderWindow.getWebgl2()?(t.extension=null,t.supported=!0,t.handleVAO=t.context.createVertexArray()):(t.extension=t.context.getExtension("OES_vertex_array_object"),!t.forceEmulation&&t.extension?(t.supported=!0,t.handleVAO=t.extension.createVertexArrayOES()):t.supported=!1)},e.isReady=()=>0!==t.handleVAO||!1===t.supported,e.bind=()=>{if(e.isReady()||e.initialize(),e.isReady()&&t.supported)t.extension?t.extension.bindVertexArrayOES(t.handleVAO):t.context.bindVertexArray(t.handleVAO);else if(e.isReady()){const e=t.context;for(let n=0;n<t.buffers.length;++n){const r=t.buffers[n];t.context.bindBuffer(e.ARRAY_BUFFER,r.buffer);for(let n=0;n<r.attributes.length;++n){const o=r.attributes[n],a=o.isMatrix?o.size:1;for(let n=0;n<a;++n)e.enableVertexAttribArray(o.index+n),e.vertexAttribPointer(o.index+n,o.size,o.type,o.normalize,o.stride,o.offset+o.stride*n/o.size),o.divisor>0&&(t.instancingExtension?t.instancingExtension.vertexAttribDivisorANGLE(o.index+n,1):e.vertexAttribDivisor(o.index+n,1))}}}},e.release=()=>{if(e.isReady()&&t.supported)t.extension?t.extension.bindVertexArrayOES(null):t.context.bindVertexArray(null);else if(e.isReady()){const e=t.context;for(let n=0;n<t.buffers.length;++n){const r=t.buffers[n];t.context.bindBuffer(e.ARRAY_BUFFER,r.buffer);for(let n=0;n<r.attributes.length;++n){const o=r.attributes[n],a=o.isMatrix?o.size:1;for(let n=0;n<a;++n)e.enableVertexAttribArray(o.index+n),e.vertexAttribPointer(o.index+n,o.size,o.type,o.normalize,o.stride,o.offset+o.stride*n/o.size),o.divisor>0&&(t.instancingExtension?t.instancingExtension.vertexAttribDivisorANGLE(o.index+n,0):e.vertexAttribDivisor(o.index+n,0)),e.disableVertexAttribArray(o.index+n)}}}},e.shaderProgramChanged=()=>{e.release(),t.handleVAO&&(t.extension?t.extension.deleteVertexArrayOES(t.handleVAO):t.context.deleteVertexArray(t.handleVAO)),t.handleVAO=0,t.handleProgram=0},e.releaseGraphicsResources=()=>{e.shaderProgramChanged(),t.handleVAO&&(t.extension?t.extension.deleteVertexArrayOES(t.handleVAO):t.context.deleteVertexArray(t.handleVAO)),t.handleVAO=0,t.supported=!0,t.handleProgram=0},e.addAttributeArray=(t,n,r,o,a,i,s,l)=>e.addAttributeArrayWithDivisor(t,n,r,o,a,i,s,l,0,!1),e.addAttributeArrayWithDivisor=(n,r,o,a,i,s,l,c,u,d)=>{if(!n)return!1;if(!n.isBound()||0===r.getHandle()||r.getType()!==Gu.ARRAY_BUFFER)return!1;if(0===t.handleProgram&&(t.handleProgram=n.getHandle()),e.isReady()||e.initialize(),!e.isReady()||t.handleProgram!==n.getHandle())return!1;const p=t.context,f={};if(f.name=o,f.index=p.getAttribLocation(t.handleProgram,o),f.offset=a,f.stride=i,f.type=s,f.size=l,f.normalize=c,f.isMatrix=d,f.divisor=u,-1===f.Index)return!1;if(r.bind(),p.enableVertexAttribArray(f.index),p.vertexAttribPointer(f.index,f.size,f.type,f.normalize,f.stride,f.offset),u>0&&(t.instancingExtension?t.instancingExtension.vertexAttribDivisorANGLE(f.index,1):p.vertexAttribDivisor(f.index,1)),f.buffer=r.getHandle(),!t.supported){let e=!1;for(let n=0;n<t.buffers.length;++n){const r=t.buffers[n];if(r.buffer===f.buffer){e=!0;let t=!1;for(let e=0;e<r.attributes.length;++e)r.attributes[e].name===o&&(t=!0,r.attributes[e]=f);t||r.attributes.push(f)}}e||t.buffers.push({buffer:f.buffer,attributes:[f]})}return!0},e.addAttributeMatrixWithDivisor=(n,r,o,a,i,s,l,c,u)=>{const d=e.addAttributeArrayWithDivisor(n,r,o,a,i,s,l,c,u,!0);if(!d)return d;const p=t.context,f=p.getAttribLocation(t.handleProgram,o);for(let e=1;e<l;e++)p.enableVertexAttribArray(f+e),p.vertexAttribPointer(f+e,l,s,c,i,a+i*e/l),u>0&&(t.instancingExtension?t.instancingExtension.vertexAttribDivisorANGLE(f+e,1):p.vertexAttribDivisor(f+e,1));return!0},e.removeAttributeArray=n=>{if(!e.isReady()||0===t.handleProgram)return!1;if(!t.supported)for(let e=0;e<t.buffers.length;++e){const r=t.buffers[e];for(let o=0;o<r.attributes.length;++o)if(r.attributes[o].name===n)return r.attributes.splice(o,1),r.attributes.length||t.buffers.splice(e,1),!0}return!0},e.setOpenGLRenderWindow=n=>{t._openGLRenderWindow!==n&&(e.releaseGraphicsResources(),t._openGLRenderWindow=n,t.context=null,n&&(t.context=t._openGLRenderWindow.getContext()))}}const cd={forceEmulation:!1,handleVAO:0,handleProgram:0,supported:!0,buffers:null,context:null};function ud(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,cd,n),t.buffers=[],Ht.obj(e,t),Ht.get(e,t,["supported"]),Ht.setGet(e,t,["forceEmulation"]),ld(e,t)}var dd={newInstance:Ht.newInstance(ud,"vtkOpenGLVertexArrayObject"),extend:ud};const pd={Start:0,Points:0,Lines:1,Tris:2,TriStrips:3,TrisEdges:4,TriStripsEdges:5,End:6};function fd(e,t){t.classHierarchy.push("vtkOpenGLHelper"),e.setOpenGLRenderWindow=e=>{t.context=e.getContext(),t.program.setContext(t.context),t.VAO.setOpenGLRenderWindow(e),t.CABO.setOpenGLRenderWindow(e)},e.releaseGraphicsResources=e=>{t.VAO.releaseGraphicsResources(),t.CABO.releaseGraphicsResources(),t.CABO.setElementCount(0)},e.drawArrays=(n,r,o,a)=>{if(t.CABO.getElementCount()){const i=e.getOpenGLMode(o),s=e.haveWideLines(n,r),l=t.context,c=l.getParameter(l.DEPTH_WRITEMASK);t.pointPicking&&l.depthMask(!1),i===l.LINES&&s?(e.updateShaders(n,r,a),l.drawArraysInstanced(i,0,t.CABO.getElementCount(),2*Math.ceil(r.getProperty().getLineWidth()))):(l.lineWidth(r.getProperty().getLineWidth()),e.updateShaders(n,r,a),l.drawArrays(i,0,t.CABO.getElementCount()),l.lineWidth(1));const u=(i===l.POINTS?1:0)||(i===l.LINES?2:3);return t.pointPicking&&l.depthMask(c),t.CABO.getElementCount()/u}return 0},e.getOpenGLMode=e=>{if(t.pointPicking)return t.context.POINTS;const n=t.primitiveType;return e===ns.POINTS||n===pd.Points?t.context.POINTS:e===ns.WIREFRAME||n===pd.Lines||n===pd.TrisEdges||n===pd.TriStripsEdges?t.context.LINES:t.context.TRIANGLES},e.haveWideLines=(e,n)=>n.getProperty().getLineWidth()>1&&!(t.CABO.getOpenGLRenderWindow()&&t.CABO.getOpenGLRenderWindow().getHardwareMaximumLineWidth()>=n.getProperty().getLineWidth()),e.getNeedToRebuildShaders=(t,n,r)=>!!(r.getNeedToRebuildShaders(e,t,n)||0===e.getProgram()||e.getShaderSourceTime().getMTime()<r.getMTime()||e.getShaderSourceTime().getMTime()<n.getMTime()),e.updateShaders=(n,r,o)=>{if(e.getNeedToRebuildShaders(n,r,o)){const a={Vertex:null,Fragment:null,Geometry:null};o.buildShaders(a,n,r);const i=t.CABO.getOpenGLRenderWindow().getShaderCache().readyShaderProgramArray(a.Vertex,a.Fragment,a.Geometry);i!==e.getProgram()&&(e.setProgram(i),e.getVAO().releaseGraphicsResources()),e.getShaderSourceTime().modified()}else t.CABO.getOpenGLRenderWindow().getShaderCache().readyShaderProgram(e.getProgram());e.getVAO().bind(),o.setMapperShaderParameters(e,n,r),o.setPropertyShaderParameters(e,n,r),o.setCameraShaderParameters(e,n,r),o.setLightingShaderParameters(e,n,r),o.invokeShaderCallbacks(e,n,r)},e.setMapperShaderParameters=(n,r,o)=>{if(e.haveWideLines(n,r)){e.getProgram().setUniform2f("viewportSize",o.usize,o.vsize);const t=parseFloat(r.getProperty().getLineWidth()),n=t/2;e.getProgram().setUniformf("lineWidthStepSize",t/Math.ceil(t)),e.getProgram().setUniformf("halfLineWidth",n)}t.primitiveType===pd.Points||r.getProperty().getRepresentation()===ns.POINTS?e.getProgram().setUniformf("pointSize",r.getProperty().getPointSize()):t.pointPicking&&e.getProgram().setUniformf("pointSize",e.getPointPickingPrimitiveSize())},e.replaceShaderPositionVC=(n,r,o)=>{let a=n.Vertex;a=sd.substitute(a,"//VTK::PositionVC::Dec",["//VTK::PositionVC::Dec","uniform float pointSize;"]).result,a=sd.substitute(a,"//VTK::PositionVC::Impl",["//VTK::PositionVC::Impl"," gl_PointSize = pointSize;"],!1).result,e.getOpenGLMode(o.getProperty().getRepresentation())===t.context.LINES&&e.haveWideLines(r,o)&&(a=sd.substitute(a,"//VTK::PositionVC::Dec",["//VTK::PositionVC::Dec","uniform vec2 viewportSize;","uniform float lineWidthStepSize;","uniform float halfLineWidth;"]).result,a=sd.substitute(a,"//VTK::PositionVC::Impl",["//VTK::PositionVC::Impl"," if (halfLineWidth > 0.0)"," {"," float offset = float(gl_InstanceID / 2) * lineWidthStepSize - halfLineWidth;"," vec4 tmpPos = gl_Position;"," vec3 tmpPos2 = tmpPos.xyz / tmpPos.w;"," tmpPos2.x = tmpPos2.x + 2.0 * mod(float(gl_InstanceID), 2.0) * offset / viewportSize[0];"," tmpPos2.y = tmpPos2.y + 2.0 * mod(float(gl_InstanceID + 1), 2.0) * offset / viewportSize[1];"," gl_Position = vec4(tmpPos2.xyz * tmpPos.w, tmpPos.w);"," }"]).result),n.Vertex=a},e.getPointPickingPrimitiveSize=()=>t.primitiveType===pd.Points?2:t.primitiveType===pd.Lines?4:6}const gd={context:null,program:null,shaderSourceTime:null,VAO:null,attributeUpdateTime:null,CABO:null,primitiveType:0,pointPicking:!1};function md(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,gd,n),Ht.obj(e,t),t.shaderSourceTime={},Ht.obj(t.shaderSourceTime),t.attributeUpdateTime={},Ht.obj(t.attributeUpdateTime),Ht.setGet(e,t,["program","shaderSourceTime","VAO","attributeUpdateTime","CABO","primitiveType","pointPicking"]),t.program=sd.newInstance(),t.VAO=dd.newInstance(),t.CABO=Zu.newInstance(),fd(e,t)}var hd={newInstance:Ht.newInstance(md),extend:md,primTypes:pd};const vd={CLAMP_TO_EDGE:0,REPEAT:1,MIRRORED_REPEAT:2},yd={NEAREST:0,LINEAR:1,NEAREST_MIPMAP_NEAREST:2,NEAREST_MIPMAP_LINEAR:3,LINEAR_MIPMAP_NEAREST:4,LINEAR_MIPMAP_LINEAR:5};var Td={Wrap:vd,Filter:yd};const bd=new Float32Array(1),xd=new Int32Array(bd.buffer);var Cd={fromHalf:function(e){const t=(32768&e)>>15,n=(31744&e)>>10,r=1023&e;return 0===n?(t?-1:1)*2**-14*(r/1024):31===n?r?NaN:1/0*(t?-1:1):(t?-1:1)*2**(n-15)*(1+r/1024)},toHalf:function(e){bd[0]=e;const t=xd[0];let n=t>>16&32768,r=t>>12&2047;const o=t>>23&255;return o<103?n:o>142?(n|=31744,n|=(255===o?0:1)&&8388607&t,n):o<113?(r|=2048,n|=(r>>114-o)+(r>>113-o&1),n):(n|=o-112<<10|r>>1,n+=1&r,n)}};const{Wrap:Sd,Filter:Ad}=Td,{VtkDataTypes:Id}=Rs,{vtkDebugMacro:Pd,vtkErrorMacro:wd,vtkWarningMacro:Od}=jt,{toHalf:Md}=Cd;function Rd(e,t){function n(e,n){let r=arguments.length>2&&void 0!==arguments[2]&&arguments[2];const o=[];let a=t.width*t.height*t.components;if(r&&(a*=t.depth),e!==Id.FLOAT&&t.openGLDataType===t.context.FLOAT)for(let e=0;e<n.length;e++)if(n[e]){const t=n[e].length>a?n[e].subarray(0,a):n[e];o.push(new Float32Array(t))}else o.push(null);if(e!==Id.UNSIGNED_CHAR&&t.openGLDataType===t.context.UNSIGNED_BYTE)for(let e=0;e<n.length;e++)if(n[e]){const t=n[e].length>a?n[e].subarray(0,a):n[e];o.push(new Uint8Array(t))}else o.push(null);let i=!1;if(t._openGLRenderWindow.getWebgl2())i=t.openGLDataType===t.context.HALF_FLOAT;else{const e=t.context.getExtension("OES_texture_half_float");i=e&&t.openGLDataType===e.HALF_FLOAT_OES}if(i)for(let e=0;e<n.length;e++)if(n[e]){const t=new Uint16Array(a),r=n[e];for(let e=0;e<a;e++)t[e]=Md(r[e]);o.push(t)}else o.push(null);if(0===o.length)for(let e=0;e<n.length;e++)o.push(n[e]);return o}function r(e){if(t._openGLRenderWindow.getWebgl2())return e;const n=[],r=t.width,o=t.height,a=t.components;if(e&&(!_o(r)||!_o(o))){const i=t.context.getExtension("OES_texture_half_float"),s=No(r),l=No(o),c=s*l*t.components;for(let u=0;u<e.length;u++)if(null!==e[u]){let d=null;const p=o/l,f=r/s;let g=!1;t.openGLDataType===t.context.FLOAT?d=new Float32Array(c):i&&t.openGLDataType===i.HALF_FLOAT_OES?(d=new Uint16Array(c),g=!0):d=new Uint8Array(c);for(let t=0;t<l;t++){const n=t*s*a,i=t*p;let l=Math.floor(i),c=Math.ceil(i);c>=o&&(c=o-1);const m=i-l,h=1-m;l=l*r*a,c=c*r*a;for(let t=0;t<s;t++){const o=t*a,i=t*f;let s=Math.floor(i),p=Math.ceil(i);p>=r&&(p=r-1);const v=i-s;s*=a,p*=a;for(let t=0;t<a;t++)d[n+o+t]=g?Cd.toHalf(Cd.fromHalf(e[u][l+s+t])*h*(1-v)+Cd.fromHalf(e[u][l+p+t])*h*v+Cd.fromHalf(e[u][c+s+t])*m*(1-v)+Cd.fromHalf(e[u][c+p+t])*m*v):e[u][l+s+t]*h*(1-v)+e[u][l+p+t]*h*v+e[u][c+s+t]*m*(1-v)+e[u][c+p+t]*m*v}}n.push(d),t.width=s,t.height=l}else n.push(null)}if(0===n.length)for(let t=0;t<e.length;t++)n.push(e[t]);return n}function o(e){return!!t._openGLRenderWindow&&(!t.resizable&&!t.renderable?.getResizable()&&(!!t._openGLRenderWindow.getWebgl2()&&(!(t._openGLRenderWindow.getGLInformations().RENDERER.value.match(/WebKit/gi)&&navigator.platform.match(/Mac/gi)&&t.oglNorm16Ext)||e!==Id.UNSIGNED_SHORT&&e!==Id.SHORT)))}function a(n,r){const o=n.getNumberOfComponents(),a=n.getDataType(),i=n.getData(),s=new Array(o),l=new Array(o);for(let e=0;e<o;++e){const[t,r]=n.getRange(e);s[e]=t,l[e]=r}const c=function(e,t,n){const r=new Array(n),o=new Array(n);for(let a=0;a<n;++a)r[a]=e[a],o[a]=t[a]-e[a]||1;return{scale:o,offset:r}}(s,l,o);return function(n,r,o,a){e.getOpenGLDataType(n);let i=!1;if(t._openGLRenderWindow.getWebgl2())i=t.openGLDataType===t.context.HALF_FLOAT;else{const e=t.context.getExtension("OES_texture_half_float");i=e&&t.openGLDataType===e.HALF_FLOAT_OES}const s=i&&(function(e,t){for(let n=0;n<e.length;n++){const r=e[n],o=t[n]+r;if(r<-2048||r>2048||o<-2048||o>2048)return!1}return!0}(r,o)||a);t.useHalfFloat=s}(a,c.offset,c.scale,r),t.useHalfFloat||e.getOpenGLDataType(a,!0),{numComps:o,dataType:a,data:i,scaleOffsets:c}}t.classHierarchy.push("vtkOpenGLTexture"),e.render=function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;if(n?t._openGLRenderWindow=n:(t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent()),t.context=t._openGLRenderWindow.getContext(),t.renderable.getInterpolate()?(t.generateMipmap?e.setMinificationFilter(Ad.LINEAR_MIPMAP_LINEAR):e.setMinificationFilter(Ad.LINEAR),e.setMagnificationFilter(Ad.LINEAR)):(e.setMinificationFilter(Ad.NEAREST),e.setMagnificationFilter(Ad.NEAREST)),t.renderable.getRepeat()&&(e.setWrapR(Sd.REPEAT),e.setWrapS(Sd.REPEAT),e.setWrapT(Sd.REPEAT)),t.renderable.getInputData()&&t.renderable.setImage(null),!t.handle||t.renderable.getMTime()>t.textureBuildTime.getMTime()){if(null!==t.renderable.getImage()&&(t.renderable.getInterpolate()&&(t.generateMipmap=!0,e.setMinificationFilter(Ad.LINEAR_MIPMAP_LINEAR)),t.renderable.getImage()&&t.renderable.getImageLoaded()&&(e.create2DFromImage(t.renderable.getImage()),e.activate(),e.sendParameters(),t.textureBuildTime.modified())),null!==t.renderable.getCanvas()){t.renderable.getInterpolate()&&(t.generateMipmap=!0,e.setMinificationFilter(Ad.LINEAR_MIPMAP_LINEAR));const n=t.renderable.getCanvas();e.create2DFromRaw(n.width,n.height,4,Id.UNSIGNED_CHAR,n,!0),e.activate(),e.sendParameters(),t.textureBuildTime.modified()}if(null!==t.renderable.getJsImageData()){const n=t.renderable.getJsImageData();t.renderable.getInterpolate()&&(t.generateMipmap=!0,e.setMinificationFilter(Ad.LINEAR_MIPMAP_LINEAR)),e.create2DFromRaw(n.width,n.height,4,Id.UNSIGNED_CHAR,n.data,!0),e.activate(),e.sendParameters(),t.textureBuildTime.modified()}const n=t.renderable.getInputData(0);if(n&&n.getPointData().getScalars()){const r=n.getExtent(),o=n.getPointData().getScalars(),a=[];for(let e=0;e<t.renderable.getNumberOfInputPorts();++e){const n=t.renderable.getInputData(e),r=n?n.getPointData().getScalars().getData():null;r&&a.push(r)}t.renderable.getInterpolate()&&4===o.getNumberOfComponents()&&(t.generateMipmap=!0,e.setMinificationFilter(Ad.LINEAR_MIPMAP_LINEAR)),a.length%6==0?e.createCubeFromRaw(r[1]-r[0]+1,r[3]-r[2]+1,o.getNumberOfComponents(),o.getDataType(),a):e.create2DFromRaw(r[1]-r[0]+1,r[3]-r[2]+1,o.getNumberOfComponents(),o.getDataType(),o.getData()),e.activate(),e.sendParameters(),t.textureBuildTime.modified()}}t.handle&&e.activate()},e.destroyTexture=()=>{e.deactivate(),t.context&&t.handle&&t.context.deleteTexture(t.handle),t.handle=0,t.numberOfDimensions=0,t.target=0,t.components=0,t.width=0,t.height=0,t.depth=0,e.resetFormatAndType()},e.createTexture=()=>{t.handle||(t.handle=t.context.createTexture(),t.target&&(t.context.bindTexture(t.target,t.handle),t.context.texParameteri(t.target,t.context.TEXTURE_MIN_FILTER,e.getOpenGLFilterMode(t.minificationFilter)),t.context.texParameteri(t.target,t.context.TEXTURE_MAG_FILTER,e.getOpenGLFilterMode(t.magnificationFilter)),t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_S,e.getOpenGLWrapMode(t.wrapS)),t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_T,e.getOpenGLWrapMode(t.wrapT)),t._openGLRenderWindow.getWebgl2()&&t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_R,e.getOpenGLWrapMode(t.wrapR)),t.context.bindTexture(t.target,null)))},e.getTextureUnit=()=>t._openGLRenderWindow?t._openGLRenderWindow.getTextureUnitForTexture(e):-1,e.activate=()=>{t._openGLRenderWindow.activateTexture(e),e.bind()},e.deactivate=()=>{t._openGLRenderWindow&&t._openGLRenderWindow.deactivateTexture(e)},e.releaseGraphicsResources=n=>{n&&t.handle&&(n.activateTexture(e),n.deactivateTexture(e),t.context.deleteTexture(t.handle),t.handle=0,t.numberOfDimensions=0,t.target=0,t.internalFormat=0,t.format=0,t.openGLDataType=0,t.components=0,t.width=0,t.height=0,t.depth=0),t.shaderProgram&&(t.shaderProgram.releaseGraphicsResources(n),t.shaderProgram=null)},e.bind=()=>{t.context.bindTexture(t.target,t.handle),t.autoParameters&&e.getMTime()>t.sendParametersTime.getMTime()&&e.sendParameters()},e.isBound=()=>{let e=!1;if(t.context&&t.handle){let n=0;t.target===t.context.TEXTURE_2D?n=t.context.TEXTURE_BINDING_2D:Od("impossible case"),e=t.context.getIntegerv(n)===t.handle}return e},e.sendParameters=()=>{t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_S,e.getOpenGLWrapMode(t.wrapS)),t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_T,e.getOpenGLWrapMode(t.wrapT)),t._openGLRenderWindow.getWebgl2()&&t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_R,e.getOpenGLWrapMode(t.wrapR)),t.context.texParameteri(t.target,t.context.TEXTURE_MIN_FILTER,e.getOpenGLFilterMode(t.minificationFilter)),t.context.texParameteri(t.target,t.context.TEXTURE_MAG_FILTER,e.getOpenGLFilterMode(t.magnificationFilter)),t._openGLRenderWindow.getWebgl2()&&(t.context.texParameteri(t.target,t.context.TEXTURE_BASE_LEVEL,t.baseLevel),t.context.texParameteri(t.target,t.context.TEXTURE_MAX_LEVEL,t.maxLevel)),t.sendParametersTime.modified()},e.getInternalFormat=(n,r)=>(t._forceInternalFormat||(t.internalFormat=e.getDefaultInternalFormat(n,r)),t.internalFormat||Pd(`Unable to find suitable internal format for T=${n} NC= ${r}`),t.internalFormat),e.getDefaultInternalFormat=(e,n)=>{let r=0;return r=t._openGLRenderWindow.getDefaultTextureInternalFormat(e,n,t.oglNorm16Ext,t.useHalfFloat),r||(r||(Pd("Unsupported internal texture type!"),Pd(`Unable to find suitable internal format for T=${e} NC= ${n}`)),r)},e.setInternalFormat=n=>{t._forceInternalFormat=!0,n!==t.internalFormat&&(t.internalFormat=n,e.modified())},e.getFormat=(n,r)=>(t.format=e.getDefaultFormat(n,r),t.format),e.getDefaultFormat=(e,n)=>{if(t._openGLRenderWindow.getWebgl2())switch(n){case 1:return t.context.RED;case 2:return t.context.RG;case 3:default:return t.context.RGB;case 4:return t.context.RGBA}else switch(n){case 1:return t.context.LUMINANCE;case 2:return t.context.LUMINANCE_ALPHA;case 3:default:return t.context.RGB;case 4:return t.context.RGBA}},e.resetFormatAndType=()=>{t.format=0,t.internalFormat=0,t._forceInternalFormat=!1,t.openGLDataType=0},e.getDefaultDataType=e=>{if(t._openGLRenderWindow.getWebgl2())switch(e){case Id.UNSIGNED_CHAR:return t.context.UNSIGNED_BYTE;case t.oglNorm16Ext&&!t.useHalfFloat&&Id.SHORT:return t.context.SHORT;case t.oglNorm16Ext&&!t.useHalfFloat&&Id.UNSIGNED_SHORT:return t.context.UNSIGNED_SHORT;case t.useHalfFloat&&Id.SHORT:case t.useHalfFloat&&Id.UNSIGNED_SHORT:return t.context.HALF_FLOAT;case Id.FLOAT:case Id.VOID:default:return t.context.FLOAT}switch(e){case Id.UNSIGNED_CHAR:return t.context.UNSIGNED_BYTE;case Id.FLOAT:case Id.VOID:default:if(t.context.getExtension("OES_texture_float")&&t.context.getExtension("OES_texture_float_linear"))return t.context.FLOAT;{const e=t.context.getExtension("OES_texture_half_float");if(e&&t.context.getExtension("OES_texture_half_float_linear"))return e.HALF_FLOAT_OES}return t.context.UNSIGNED_BYTE}},e.getOpenGLDataType=function(n){let r=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return t.openGLDataType&&!r||(t.openGLDataType=e.getDefaultDataType(n)),t.openGLDataType},e.getShiftAndScale=()=>{let e=0,n=1;switch(t.openGLDataType){case t.context.BYTE:n=127.5,e=n-128;break;case t.context.UNSIGNED_BYTE:n=255,e=0;break;case t.context.SHORT:n=32767.5,e=n-32768;break;case t.context.UNSIGNED_SHORT:n=65536,e=0;break;case t.context.INT:n=2147483647.5,e=n-2147483648;break;case t.context.UNSIGNED_INT:n=4294967295,e=0;case t.context.FLOAT:}return{shift:e,scale:n}},e.getOpenGLFilterMode=e=>{switch(e){case Ad.NEAREST:return t.context.NEAREST;case Ad.LINEAR:return t.context.LINEAR;case Ad.NEAREST_MIPMAP_NEAREST:return t.context.NEAREST_MIPMAP_NEAREST;case Ad.NEAREST_MIPMAP_LINEAR:return t.context.NEAREST_MIPMAP_LINEAR;case Ad.LINEAR_MIPMAP_NEAREST:return t.context.LINEAR_MIPMAP_NEAREST;case Ad.LINEAR_MIPMAP_LINEAR:return t.context.LINEAR_MIPMAP_LINEAR;default:return t.context.NEAREST}},e.getOpenGLWrapMode=e=>{switch(e){case Sd.CLAMP_TO_EDGE:return t.context.CLAMP_TO_EDGE;case Sd.REPEAT:return t.context.REPEAT;case Sd.MIRRORED_REPEAT:return t.context.MIRRORED_REPEAT;default:return t.context.CLAMP_TO_EDGE}},e.create2DFromRaw=function(a,i,s,l,c){let u=arguments.length>5&&void 0!==arguments[5]&&arguments[5];if(e.getOpenGLDataType(l,!0),e.getInternalFormat(l,s),e.getFormat(l,s),!t.internalFormat||!t.format||!t.openGLDataType)return wd("Failed to determine texture parameters."),!1;t.target=t.context.TEXTURE_2D,t.components=s,t.width=a,t.height=i,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind();const d=[c],p=n(l,d),f=r(p);return t.context.pixelStorei(t.context.UNPACK_FLIP_Y_WEBGL,u),t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),o(l)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),null!=f[0]&&t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,f[0])):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,f[0]),t.generateMipmap&&t.context.generateMipmap(t.target),u&&t.context.pixelStorei(t.context.UNPACK_FLIP_Y_WEBGL,!1),e.deactivate(),!0},e.createCubeFromRaw=(a,i,s,l,c)=>{if(e.getOpenGLDataType(l),e.getInternalFormat(l,s),e.getFormat(l,s),!t.internalFormat||!t.format||!t.openGLDataType)return wd("Failed to determine texture parameters."),!1;t.target=t.context.TEXTURE_CUBE_MAP,t.components=s,t.width=a,t.height=i,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),t.maxLevel=c.length/6-1,e.createTexture(),e.bind();const u=r(n(l,c)),d=[];let p=t.width,f=t.height;for(let e=0;e<u.length;e++){e%6==0&&0!==e&&(p/=2,f/=2),d[e]=at(l,f*p*t.components);for(let n=0;n<f;++n){const r=n*p*t.components,o=(f-n-1)*p*t.components;d[e].set(u[e].slice(o,o+p*t.components),r)}}t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),o(l)&&t.context.texStorage2D(t.target,6,t.internalFormat,t.width,t.height);for(let e=0;e<6;e++){let n=0,r=t.width,a=t.height;for(;r>=1&&a>=1;){let i=null;n<=t.maxLevel&&(i=d[6*n+e]),o(l)?null!=i&&t.context.texSubImage2D(t.context.TEXTURE_CUBE_MAP_POSITIVE_X+e,n,0,0,r,a,t.format,t.openGLDataType,i):t.context.texImage2D(t.context.TEXTURE_CUBE_MAP_POSITIVE_X+e,n,t.internalFormat,r,a,0,t.format,t.openGLDataType,i),n++,r/=2,a/=2}}return e.deactivate(),!0},e.createDepthFromRaw=(n,r,a,i)=>(e.getOpenGLDataType(a),t.format=t.context.DEPTH_COMPONENT,t._openGLRenderWindow.getWebgl2()?a===Id.FLOAT?t.internalFormat=t.context.DEPTH_COMPONENT32F:t.internalFormat=t.context.DEPTH_COMPONENT16:t.internalFormat=t.context.DEPTH_COMPONENT,t.internalFormat&&t.format&&t.openGLDataType?(t.target=t.context.TEXTURE_2D,t.components=1,t.width=n,t.height=r,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind(),t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),o(a)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),null!=i&&t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,i)):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,i),t.generateMipmap&&t.context.generateMipmap(t.target),e.deactivate(),!0):(wd("Failed to determine texture parameters."),!1)),e.create2DFromImage=n=>{if(e.getOpenGLDataType(Id.UNSIGNED_CHAR),e.getInternalFormat(Id.UNSIGNED_CHAR,4),e.getFormat(Id.UNSIGNED_CHAR,4),!t.internalFormat||!t.format||!t.openGLDataType)return wd("Failed to determine texture parameters."),!1;t.target=t.context.TEXTURE_2D,t.components=4,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind(),t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1);const r=!(t._openGLRenderWindow.getWebgl2()||_o(n.width)&&_o(n.height)),a=document.createElement("canvas");a.width=r?No(n.width):n.width,a.height=r?No(n.height):n.height,t.width=a.width,t.height=a.height;const i=a.getContext("2d");i.translate(0,a.height),i.scale(1,-1),i.drawImage(n,0,0,n.width,n.height,0,0,a.width,a.height);const s=a;return o(Id.UNSIGNED_CHAR)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),null!=s&&t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,s)):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,s),t.generateMipmap&&t.context.generateMipmap(t.target),e.deactivate(),!0},e.create2DFilterableFromRaw=function(t,n,r,o,a){let i=arguments.length>5&&void 0!==arguments[5]&&arguments[5];return e.create2DFilterableFromDataArray(t,n,Rs.newInstance({numberOfComponents:r,dataType:o,values:a}),i)},e.create2DFilterableFromDataArray=function(t,n,r){let o=arguments.length>3&&void 0!==arguments[3]&&arguments[3];const{numComps:i,dataType:s,data:l}=a(r,o);e.create2DFromRaw(t,n,i,s,l)},e.create3DFromRaw=(a,i,s,l,c,u)=>{if(e.getOpenGLDataType(c),e.getInternalFormat(c,l),e.getFormat(c,l),!t.internalFormat||!t.format||!t.openGLDataType)return wd("Failed to determine texture parameters."),!1;t.target=t.context.TEXTURE_3D,t.components=l,t.width=a,t.height=i,t.depth=s,t.numberOfDimensions=3,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind();const d=r(n(c,[u],!0));return t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),o(c)?(t.context.texStorage3D(t.target,1,t.internalFormat,t.width,t.height,t.depth),null!=d[0]&&t.context.texSubImage3D(t.target,0,0,0,0,t.width,t.height,t.depth,t.format,t.openGLDataType,d[0])):t.context.texImage3D(t.target,0,t.internalFormat,t.width,t.height,t.depth,0,t.format,t.openGLDataType,d[0]),t.generateMipmap&&t.context.generateMipmap(t.target),e.deactivate(),!0},e.create3DFilterableFromRaw=function(t,n,r,o,a,i){let s=arguments.length>6&&void 0!==arguments[6]&&arguments[6];return e.create3DFilterableFromDataArray(t,n,r,Rs.newInstance({numberOfComponents:o,dataType:a,values:i}),s)},e.create3DFilterableFromDataArray=function(n,r,i,s){let l=arguments.length>4&&void 0!==arguments[4]&&arguments[4];const{numComps:c,dataType:u,data:d,scaleOffsets:p}=a(s,l),f=n*r*i,g=[],m=[];for(let e=0;e<c;++e)g[e]=0,m[e]=1;t.volumeInfo={scale:m,offset:g,dataComputedScale:p.scale,dataComputedOffset:p.offset,width:n,height:r,depth:i};const h=structuredClone(p);if(t._openGLRenderWindow.getWebgl2()){if(t.oglNorm16Ext&&!t.useHalfFloat&&u===Id.SHORT){for(let e=0;e<c;++e)t.volumeInfo.scale[e]=32767;return e.create3DFromRaw(n,r,i,c,u,d)}if(t.oglNorm16Ext&&!t.useHalfFloat&&u===Id.UNSIGNED_SHORT){for(let e=0;e<c;++e)t.volumeInfo.scale[e]=65535;return e.create3DFromRaw(n,r,i,c,u,d)}if(u===Id.FLOAT||t.useHalfFloat&&(u===Id.SHORT||u===Id.UNSIGNED_SHORT))return e.create3DFromRaw(n,r,i,c,u,d);if(u===Id.UNSIGNED_CHAR){for(let e=0;e<c;++e)t.volumeInfo.scale[e]=255;return e.create3DFromRaw(n,r,i,c,u,d)}const o=new Float32Array(f*c);t.volumeInfo.offset=h.offset,t.volumeInfo.scale=h.scale;let a=0;const s=h.scale.map((e=>1/e));for(let e=0;e<f;e++)for(let e=0;e<c;e++)o[a]=(d[a]-h.offset[e])*s[e],a++;return e.create3DFromRaw(n,r,i,c,Id.FLOAT,o)}let v=(e,t,n,r,o)=>{e[t]=n},y=Id.UNSIGNED_CHAR;if(u===Id.UNSIGNED_CHAR)for(let e=0;e<c;++e)h.offset[e]=0,h.scale[e]=255;else t.context.getExtension("OES_texture_float")&&t.context.getExtension("OES_texture_float_linear")?(y=Id.FLOAT,v=(e,t,n,r,o)=>{e[t]=(n-r)/o}):(y=Id.UNSIGNED_CHAR,v=(e,t,n,r,o)=>{e[t]=255*(n-r)/o});if(e.getOpenGLDataType(y),e.getInternalFormat(y,c),e.getFormat(y,c),!t.internalFormat||!t.format||!t.openGLDataType)return wd("Failed to determine texture parameters."),!1;t.target=t.context.TEXTURE_2D,t.components=c,t.depth=1,t.numberOfDimensions=2;let T=t.context.getParameter(t.context.MAX_TEXTURE_SIZE);T>4096&&(y===Id.FLOAT||c>=3)&&(T=4096);let b=1,x=1;f>T*T&&(b=Math.ceil(Math.sqrt(f/(T*T))),x=b);let C=Math.sqrt(f)/b;C=No(C);const S=Math.floor(C*b/n),A=Math.ceil(i/S),I=No(r*A/x);let P;t.width=C,t.height=I,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind(),t.volumeInfo.xreps=S,t.volumeInfo.yreps=A,t.volumeInfo.xstride=b,t.volumeInfo.ystride=x,t.volumeInfo.offset=h.offset,t.volumeInfo.scale=h.scale;const w=C*I*c;P=y===Id.FLOAT?new Float32Array(w):new Uint8Array(w);let O=0;const M=Math.floor(n/b),R=Math.floor(r/x);for(let e=0;e<A;e++){const o=Math.min(S,i-e*S),a=c*(t.width-o*Math.floor(n/b));for(let t=0;t<R;t++){for(let a=0;a<o;a++){const o=c*((e*S+a)*n*r+x*t*n);for(let e=0;e<M;e++)for(let t=0;t<c;t++)v(P,O,d[o+b*e*c+t],h.offset[t],h.scale[t]),O++}O+=a}}return t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),o(y)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),null!=P&&t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,P)):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,P),e.deactivate(),!0},e.setOpenGLRenderWindow=n=>{t._openGLRenderWindow!==n&&(e.releaseGraphicsResources(),t._openGLRenderWindow=n,t.context=null,n&&(t.context=t._openGLRenderWindow.getContext()))},e.getMaximumTextureSize=e=>e&&e.isCurrent()?e.getIntegerv(e.MAX_TEXTURE_SIZE):-1}const Dd={_openGLRenderWindow:null,_forceInternalFormat:!1,context:null,handle:0,sendParametersTime:null,textureBuildTime:null,numberOfDimensions:0,target:0,format:0,openGLDataType:0,components:0,width:0,height:0,depth:0,autoParameters:!0,wrapS:Sd.CLAMP_TO_EDGE,wrapT:Sd.CLAMP_TO_EDGE,wrapR:Sd.CLAMP_TO_EDGE,minificationFilter:Ad.NEAREST,magnificationFilter:Ad.NEAREST,minLOD:-1e3,maxLOD:1e3,baseLevel:0,maxLevel:1e3,generateMipmap:!1,useHalfFloat:!0,oglNorm16Ext:null};function Ed(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Dd,n),Yt.extend(e,t,n),t.sendParametersTime={},vt(t.sendParametersTime,{mtime:0}),t.textureBuildTime={},vt(t.textureBuildTime,{mtime:0}),Ct(e,t,["format","openGLDataType"]),St(e,t,["keyMatrixTime","minificationFilter","magnificationFilter","wrapS","wrapT","wrapR","generateMipmap","oglNorm16Ext"]),Tt(e,t,["width","height","volumeInfo","components","handle","target"]),wt(0,t,["openGLRenderWindow"]),Rd(e,t)}const Vd=Dt(Ed,"vtkOpenGLTexture");var Ld={newInstance:Vd,extend:Ed,...Td};nn("vtkTexture",Vd);var Bd="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkPolyDataVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n\nattribute vec4 vertexMC;\n\n// frag position in VC\n//VTK::PositionVC::Dec\n\n// optional normal declaration\n//VTK::Normal::Dec\n\n// extra lighting parameters\n//VTK::Light::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// material property values\n//VTK::Color::Dec\n\n// clipping plane vars\n//VTK::Clip::Dec\n\n// camera and actor matrix values\n//VTK::Camera::Dec\n\n// Apple Bug\n//VTK::PrimID::Dec\n\n// picking support\n//VTK::Picking::Dec\n\nvoid main()\n{\n //VTK::Color::Impl\n\n //VTK::Normal::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Clip::Impl\n\n //VTK::PrimID::Impl\n\n //VTK::PositionVC::Impl\n\n //VTK::Light::Impl\n\n //VTK::Picking::Impl\n}\n",Nd="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkPolyDataFS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n// Template for the polydata mappers fragment shader\n\nuniform int PrimitiveIDOffset;\n\n// VC position of this fragment\n//VTK::PositionVC::Dec\n\n// optional color passed in from the vertex shader, vertexColor\n//VTK::Color::Dec\n\n// optional surface normal declaration\n//VTK::Normal::Dec\n\n// extra lighting parameters\n//VTK::Light::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// picking support\n//VTK::Picking::Dec\n\n// Depth Peeling Support\n//VTK::DepthPeeling::Dec\n\n// clipping plane vars\n//VTK::Clip::Dec\n\n// the output of this shader\n//VTK::Output::Dec\n\n// Apple Bug\n//VTK::PrimID::Dec\n\n// handle coincident offsets\n//VTK::Coincident::Dec\n\n//VTK::ZBuffer::Dec\n\nvoid main()\n{\n // VC position of this fragment. This should not branch/return/discard.\n //VTK::PositionVC::Impl\n\n // Place any calls that require uniform flow (e.g. dFdx) here.\n //VTK::UniformFlow::Impl\n\n // Set gl_FragDepth here (gl_FragCoord.z by default)\n //VTK::Depth::Impl\n\n // Early depth peeling abort:\n //VTK::DepthPeeling::PreColor\n\n // Apple Bug\n //VTK::PrimID::Impl\n\n //VTK::Clip::Impl\n\n //VTK::Color::Impl\n\n // Generate the normal if we are not passed in one\n //VTK::Normal::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Light::Impl\n\n if (gl_FragData[0].a <= 0.0)\n {\n discard;\n }\n\n //VTK::DepthPeeling::Impl\n\n //VTK::Picking::Impl\n\n // handle coincident offsets\n //VTK::Coincident::Impl\n\n //VTK::ZBuffer::Impl\n\n //VTK::RenderPassFragmentShader::Impl\n}\n",_d=function(e,t){e.replaceShaderCoincidentOffset=(n,r,o)=>{const a=e.getCoincidentParameters(r,o);if(a&&(0!==a.factor||0!==a.offset)){let e=n.Fragment;e=sd.substitute(e,"//VTK::Coincident::Dec",["uniform float cfactor;","uniform float coffset;"]).result,t.context.getExtension("EXT_frag_depth")&&(0!==a.factor?(e=sd.substitute(e,"//VTK::UniformFlow::Impl",["float cscale = length(vec2(dFdx(gl_FragCoord.z),dFdy(gl_FragCoord.z)));","//VTK::UniformFlow::Impl"],!1).result,e=sd.substitute(e,"//VTK::Depth::Impl","gl_FragDepthEXT = gl_FragCoord.z + cfactor*cscale + 0.000016*coffset;").result):e=sd.substitute(e,"//VTK::Depth::Impl","gl_FragDepthEXT = gl_FragCoord.z + 0.000016*coffset;").result),t._openGLRenderWindow.getWebgl2()&&(0!==a.factor?(e=sd.substitute(e,"//VTK::UniformFlow::Impl",["float cscale = length(vec2(dFdx(gl_FragCoord.z),dFdy(gl_FragCoord.z)));","//VTK::UniformFlow::Impl"],!1).result,e=sd.substitute(e,"//VTK::Depth::Impl","gl_FragDepth = gl_FragCoord.z + cfactor*cscale + 0.000016*coffset;").result):e=sd.substitute(e,"//VTK::Depth::Impl","gl_FragDepth = gl_FragCoord.z + 0.000016*coffset;").result),n.Fragment=e}}},Fd=function(e,t){e.applyShaderReplacements=(e,t,n)=>{let r=null;if(t&&(r=t.ShaderReplacements),r)for(let t=0;t<r.length;t++){const o=r[t];if(n&&o.replaceFirst||!n&&!o.replaceFirst){const t=o.shaderType,n=e[t],r=sd.substitute(n,o.originalValue,o.replacementValue,o.replaceAll);e[t]=r.result}}},e.buildShaders=(n,r,o)=>{e.getReplacedShaderTemplate(n,r,o),t.lastRenderPassShaderReplacement=t.currentRenderPass?t.currentRenderPass.getShaderReplacement():null,t.lastRenderPassShaderReplacement&&t.lastRenderPassShaderReplacement(n);const a=t.renderable.getViewSpecificProperties().OpenGL;e.applyShaderReplacements(n,a,!0),e.replaceShaderValues(n,r,o),e.applyShaderReplacements(n,a)},e.getReplacedShaderTemplate=(n,r,o)=>{const a=t.renderable.getViewSpecificProperties().OpenGL;e.getShaderTemplate(n,r,o);let i=n.Vertex;if(a){const e=a.VertexShaderCode;void 0!==e&&""!==e&&(i=e)}n.Vertex=i;let s=n.Fragment;if(a){const e=a.FragmentShaderCode;void 0!==e&&""!==e&&(s=e)}n.Fragment=s;let l=n.Geometry;if(a){const e=a.GeometryShaderCode;void 0!==e&&(l=e)}n.Geometry=l}};const{FieldAssociations:kd}=nl,{primTypes:Gd}=hd,{Representation:Ud,Shading:zd}=us,{ScalarMode:Wd}=ec,{Filter:Hd,Wrap:jd}=Ld,{vtkErrorMacro:Kd}=jt,$d={type:"StartEvent"},qd={type:"EndEvent"},{CoordinateSystem:Xd}=Yi;function Yd(e,t){function n(e,t,n){return t.identity(n),e.reduce(((e,n,r)=>0===r?n?t.copy(e,n):t.identity(e):n?t.multiply(e,e,n):e),n)}t.classHierarchy.push("vtkOpenGLPolyDataMapper"),e.buildPass=n=>{n&&(t.currentRenderPass=null,t.openGLActor=e.getFirstAncestorOfType("vtkOpenGLActor"),t._openGLRenderer=t.openGLActor.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.openGLCamera=t._openGLRenderer.getViewNodeFor(t._openGLRenderer.getRenderable().getActiveCamera()))},e.translucentPass=(n,r)=>{n&&(t.currentRenderPass=r,e.render())},e.zBufferPass=n=>{n&&(t.haveSeenDepthRequest=!0,t.renderDepth=!0,e.render(),t.renderDepth=!1)},e.opaqueZBufferPass=t=>e.zBufferPass(t),e.opaquePass=t=>{t&&e.render()},e.render=()=>{const n=t._openGLRenderWindow.getContext();if(t.context!==n){t.context=n;for(let e=Gd.Start;e<Gd.End;e++)t.primitives[e].setOpenGLRenderWindow(t._openGLRenderWindow)}const r=t.openGLActor.getRenderable(),o=t._openGLRenderer.getRenderable();e.renderPiece(o,r)},e.getShaderTemplate=(e,t,n)=>{e.Vertex=Bd,e.Fragment=Nd,e.Geometry=""},e.replaceShaderColor=(e,n,r)=>{let o=e.Vertex,a=e.Geometry,i=e.Fragment;const s=t.lastBoundBO.getReferenceByName("lastLightComplexity");let l=["uniform float ambient;","uniform float diffuse;","uniform float specular;","uniform float opacityUniform; // the fragment opacity","uniform vec3 ambientColorUniform;","uniform vec3 diffuseColorUniform;"];s&&(l=l.concat(["uniform vec3 specularColorUniform;","uniform float specularPowerUniform;"]));let c=["vec3 ambientColor;"," vec3 diffuseColor;"," float opacity;"];s&&(c=c.concat([" vec3 specularColor;"," float specularPower;"])),c=c.concat([" ambientColor = ambientColorUniform;"," diffuseColor = diffuseColorUniform;"," opacity = opacityUniform;"]),s&&(c=c.concat([" specularColor = specularColorUniform;"," specularPower = specularPowerUniform;"])),0===t.lastBoundBO.getCABO().getColorComponents()||t.drawingEdges||(l=l.concat(["varying vec4 vertexColorVSOutput;"]),o=sd.substitute(o,"//VTK::Color::Dec",["attribute vec4 scalarColor;","varying vec4 vertexColorVSOutput;"]).result,o=sd.substitute(o,"//VTK::Color::Impl",["vertexColorVSOutput = scalarColor;"]).result,a=sd.substitute(a,"//VTK::Color::Dec",["in vec4 vertexColorVSOutput[];","out vec4 vertexColorGSOutput;"]).result,a=sd.substitute(a,"//VTK::Color::Impl",["vertexColorGSOutput = vertexColorVSOutput[i];"]).result),0===t.lastBoundBO.getCABO().getColorComponents()||t.drawingEdges?t.renderable.getInterpolateScalarsBeforeMapping()&&t.renderable.getColorCoordinates()&&!t.drawingEdges?i=sd.substitute(i,"//VTK::Color::Impl",c.concat([" vec4 texColor = texture2D(texture1, tcoordVCVSOutput.st);"," diffuseColor = texColor.rgb;"," ambientColor = texColor.rgb;"," opacity = opacity*texColor.a;"])).result:(r.getBackfaceProperty()&&!t.drawingEdges&&(l=l.concat(["uniform float opacityUniformBF; // the fragment opacity","uniform float ambientIntensityBF; // the material ambient","uniform float diffuseIntensityBF; // the material diffuse","uniform vec3 ambientColorUniformBF; // ambient material color","uniform vec3 diffuseColorUniformBF; // diffuse material color"]),s?(l=l.concat(["uniform float specularIntensityBF; // the material specular intensity","uniform vec3 specularColorUniformBF; // intensity weighted color","uniform float specularPowerUniformBF;"]),c=c.concat(["if (gl_FrontFacing == false) {"," ambientColor = ambientIntensityBF * ambientColorUniformBF;"," diffuseColor = diffuseIntensityBF * diffuseColorUniformBF;"," specularColor = specularIntensityBF * specularColorUniformBF;"," specularPower = specularPowerUniformBF;"," opacity = opacityUniformBF; }"])):c=c.concat(["if (gl_FrontFacing == false) {"," ambientColor = ambientIntensityBF * ambientColorUniformBF;"," diffuseColor = diffuseIntensityBF * diffuseColorUniformBF;"," opacity = opacityUniformBF; }"])),t.haveCellScalars&&!t.drawingEdges&&(l=l.concat(["uniform samplerBuffer texture1;"])),i=sd.substitute(i,"//VTK::Color::Impl",c).result):i=sd.substitute(i,"//VTK::Color::Impl",c.concat([" diffuseColor = vertexColorVSOutput.rgb;"," ambientColor = vertexColorVSOutput.rgb;"," opacity = opacity*vertexColorVSOutput.a;"])).result,i=sd.substitute(i,"//VTK::Color::Dec",l).result,e.Vertex=o,e.Geometry=a,e.Fragment=i},e.replaceShaderLight=(e,n,r)=>{let o=e.Fragment;const a=t.lastBoundBO.getReferenceByName("lastLightComplexity"),i=t.lastBoundBO.getReferenceByName("lastLightCount");let s=[];switch(a){case 0:o=sd.substitute(o,"//VTK::Light::Impl",[" gl_FragData[0] = vec4(ambientColor * ambient + diffuseColor * diffuse, opacity);"," //VTK::Light::Impl"],!1).result;break;case 1:o=sd.substitute(o,"//VTK::Light::Impl",[" float df = max(0.0, normalVCVSOutput.z);"," float sf = pow(df, specularPower);"," vec3 diffuseL = df * diffuseColor;"," vec3 specularL = sf * specularColor;"," gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);"," //VTK::Light::Impl"],!1).result;break;case 2:for(let e=0;e<i;++e)s=s.concat([`uniform vec3 lightColor${e};`,`uniform vec3 lightDirectionVC${e}; // normalized`,`uniform vec3 lightHalfAngleVC${e}; // normalized`]);o=sd.substitute(o,"//VTK::Light::Dec",s).result,s=["vec3 diffuseL = vec3(0,0,0);"," vec3 specularL = vec3(0,0,0);"," float df;"];for(let e=0;e<i;++e)s=s.concat([` df = max(0.0, dot(normalVCVSOutput, -lightDirectionVC${e}));`,` diffuseL += ((df) * lightColor${e});`,` if (dot(normalVCVSOutput, lightDirectionVC${e}) < 0.0)`," {",` float sf = sign(df)*pow(max(1e-5,\n dot(reflect(lightDirectionVC${e},normalVCVSOutput),\n normalize(-vertexVC.xyz))),\n specularPower);`,` specularL += (sf * lightColor${e});`," }"]);s=s.concat([" diffuseL = diffuseL * diffuseColor;"," specularL = specularL * specularColor;"," gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);"," //VTK::Light::Impl"]),o=sd.substitute(o,"//VTK::Light::Impl",s,!1).result;break;case 3:for(let e=0;e<i;++e)s=s.concat([`uniform vec3 lightColor${e};`,`uniform vec3 lightDirectionVC${e}; // normalized`,`uniform vec3 lightHalfAngleVC${e}; // normalized`,`uniform vec3 lightPositionVC${e};`,`uniform vec3 lightAttenuation${e};`,`uniform float lightConeAngle${e};`,`uniform float lightExponent${e};`,`uniform int lightPositional${e};`]);o=sd.substitute(o,"//VTK::Light::Dec",s).result,s=["vec3 diffuseL = vec3(0,0,0);"," vec3 specularL = vec3(0,0,0);"," vec3 vertLightDirectionVC;"," float attenuation;"," float df;"];for(let e=0;e<i;++e)s=s.concat([" attenuation = 1.0;",` if (lightPositional${e} == 0)`," {",` vertLightDirectionVC = lightDirectionVC${e};`," }"," else"," {",` vertLightDirectionVC = vertexVC.xyz - lightPositionVC${e};`," float distanceVC = length(vertLightDirectionVC);"," vertLightDirectionVC = normalize(vertLightDirectionVC);"," attenuation = 1.0 /",` (lightAttenuation${e}.x`,` + lightAttenuation${e}.y * distanceVC`,` + lightAttenuation${e}.z * distanceVC * distanceVC);`," // per OpenGL standard cone angle is 90 or less for a spot light",` if (lightConeAngle${e} <= 90.0)`," {",` float coneDot = dot(vertLightDirectionVC, lightDirectionVC${e});`," // if inside the cone",` if (coneDot >= cos(radians(lightConeAngle${e})))`," {",` attenuation = attenuation * pow(coneDot, lightExponent${e});`," }"," else"," {"," attenuation = 0.0;"," }"," }"," }"," df = max(0.0, attenuation*dot(normalVCVSOutput, -vertLightDirectionVC));",` diffuseL += ((df) * lightColor${e});`," if (dot(normalVCVSOutput, vertLightDirectionVC) < 0.0)"," {",` float sf = sign(df)*attenuation*pow(max(1e-5,\n dot(reflect(lightDirectionVC${e},\n normalVCVSOutput),\n normalize(-vertexVC.xyz))),\n specularPower);`,` specularL += ((sf) * lightColor${e});`," }"]);s=s.concat([" diffuseL = diffuseL * diffuseColor;"," specularL = specularL * specularColor;"," gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);"," //VTK::Light::Impl"]),o=sd.substitute(o,"//VTK::Light::Impl",s,!1).result;break;default:Kd("bad light complexity")}e.Fragment=o},e.replaceShaderNormal=(e,n,r)=>{if(t.lastBoundBO.getReferenceByName("lastLightComplexity")>0){let n=e.Vertex,o=e.Geometry,a=e.Fragment;t.lastBoundBO.getCABO().getNormalOffset()?(n=sd.substitute(n,"//VTK::Normal::Dec",["attribute vec3 normalMC;","uniform mat3 normalMatrix;","varying vec3 normalVCVSOutput;"]).result,n=sd.substitute(n,"//VTK::Normal::Impl",["normalVCVSOutput = normalMatrix * normalMC;"]).result,o=sd.substitute(o,"//VTK::Normal::Dec",["in vec3 normalVCVSOutput[];","out vec3 normalVCGSOutput;"]).result,o=sd.substitute(o,"//VTK::Normal::Impl",["normalVCGSOutput = normalVCVSOutput[i];"]).result,a=sd.substitute(a,"//VTK::Normal::Dec",["varying vec3 normalVCVSOutput;"]).result,a=sd.substitute(a,"//VTK::Normal::Impl",["vec3 normalVCVSOutput = normalize(normalVCVSOutput);"," if (gl_FrontFacing == false) { normalVCVSOutput = -normalVCVSOutput; }"]).result):t.haveCellNormals?(a=sd.substitute(a,"//VTK::Normal::Dec",["uniform mat3 normalMatrix;","uniform samplerBuffer textureN;"]).result,a=sd.substitute(a,"//VTK::Normal::Impl",["vec3 normalVCVSOutput = normalize(normalMatrix *"," texelFetchBuffer(textureN, gl_PrimitiveID + PrimitiveIDOffset).xyz);"," if (gl_FrontFacing == false) { normalVCVSOutput = -normalVCVSOutput; }"]).result):t.lastBoundBO.getOpenGLMode(r.getProperty().getRepresentation())===t.context.LINES?(a=sd.substitute(a,"//VTK::UniformFlow::Impl",[" vec3 fdx = dFdx(vertexVC.xyz);"," vec3 fdy = dFdy(vertexVC.xyz);"," //VTK::UniformFlow::Impl"]).result,a=sd.substitute(a,"//VTK::Normal::Impl",["vec3 normalVCVSOutput;"," if (abs(fdx.x) > 0.0)"," { fdx = normalize(fdx); normalVCVSOutput = normalize(cross(vec3(fdx.y, -fdx.x, 0.0), fdx)); }"," else { fdy = normalize(fdy); normalVCVSOutput = normalize(cross(vec3(fdy.y, -fdy.x, 0.0), fdy));}"]).result):(a=sd.substitute(a,"//VTK::Normal::Dec",["uniform int cameraParallel;"]).result,a=sd.substitute(a,"//VTK::UniformFlow::Impl",[" vec3 fdx = dFdx(vertexVC.xyz);"," vec3 fdy = dFdy(vertexVC.xyz);"," //VTK::UniformFlow::Impl"]).result,a=sd.substitute(a,"//VTK::Normal::Impl",[" fdx = normalize(fdx);"," fdy = normalize(fdy);"," vec3 normalVCVSOutput = normalize(cross(fdx,fdy));"," if (cameraParallel == 1 && normalVCVSOutput.z < 0.0) { normalVCVSOutput = -1.0*normalVCVSOutput; }"," if (cameraParallel == 0 && dot(normalVCVSOutput,vertexVC.xyz) > 0.0) { normalVCVSOutput = -1.0*normalVCVSOutput; }"]).result),e.Vertex=n,e.Geometry=o,e.Fragment=a}},e.replaceShaderPositionVC=(e,n,r)=>{t.lastBoundBO.replaceShaderPositionVC(e,n,r);let o=e.Vertex,a=e.Geometry,i=e.Fragment;t.lastBoundBO.getReferenceByName("lastLightComplexity")>0?(o=sd.substitute(o,"//VTK::PositionVC::Dec",["varying vec4 vertexVCVSOutput;"]).result,o=sd.substitute(o,"//VTK::PositionVC::Impl",["vertexVCVSOutput = MCVCMatrix * vertexMC;"," gl_Position = MCPCMatrix * vertexMC;"]).result,o=sd.substitute(o,"//VTK::Camera::Dec",["uniform mat4 MCPCMatrix;","uniform mat4 MCVCMatrix;"]).result,a=sd.substitute(a,"//VTK::PositionVC::Dec",["in vec4 vertexVCVSOutput[];","out vec4 vertexVCGSOutput;"]).result,a=sd.substitute(a,"//VTK::PositionVC::Impl",["vertexVCGSOutput = vertexVCVSOutput[i];"]).result,i=sd.substitute(i,"//VTK::PositionVC::Dec",["varying vec4 vertexVCVSOutput;"]).result,i=sd.substitute(i,"//VTK::PositionVC::Impl",["vec4 vertexVC = vertexVCVSOutput;"]).result):(o=sd.substitute(o,"//VTK::Camera::Dec",["uniform mat4 MCPCMatrix;"]).result,o=sd.substitute(o,"//VTK::PositionVC::Impl",[" gl_Position = MCPCMatrix * vertexMC;"]).result),e.Vertex=o,e.Geometry=a,e.Fragment=i},e.replaceShaderTCoord=(e,n,r)=>{if(t.lastBoundBO.getCABO().getTCoordOffset()){let n=e.Vertex,r=e.Geometry,o=e.Fragment;if(t.drawingEdges)return;n=sd.substitute(n,"//VTK::TCoord::Impl","tcoordVCVSOutput = tcoordMC;").result;const a=t.openGLActor.getActiveTextures();let i=2,s=2;if(a&&a.length>0&&(i=a[0].getComponents(),a[0].getTarget()===t.context.TEXTURE_CUBE_MAP&&(s=3)),t.renderable.getColorTextureMap()&&(i=t.renderable.getColorTextureMap().getPointData().getScalars().getNumberOfComponents(),s=2),2===s){if(n=sd.substitute(n,"//VTK::TCoord::Dec","attribute vec2 tcoordMC; varying vec2 tcoordVCVSOutput;").result,r=sd.substitute(r,"//VTK::TCoord::Dec",["in vec2 tcoordVCVSOutput[];","out vec2 tcoordVCGSOutput;"]).result,r=sd.substitute(r,"//VTK::TCoord::Impl","tcoordVCGSOutput = tcoordVCVSOutput[i];").result,o=sd.substitute(o,"//VTK::TCoord::Dec",["varying vec2 tcoordVCVSOutput;","uniform sampler2D texture1;"]).result,a&&a.length>=1)switch(i){case 1:o=sd.substitute(o,"//VTK::TCoord::Impl",[" vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);"," ambientColor = ambientColor*tcolor.r;"," diffuseColor = diffuseColor*tcolor.r;"]).result;break;case 2:o=sd.substitute(o,"//VTK::TCoord::Impl",[" vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);"," ambientColor = ambientColor*tcolor.r;"," diffuseColor = diffuseColor*tcolor.r;"," opacity = opacity * tcolor.g;"]).result;break;default:o=sd.substitute(o,"//VTK::TCoord::Impl",[" vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);"," ambientColor = ambientColor*tcolor.rgb;"," diffuseColor = diffuseColor*tcolor.rgb;"," opacity = opacity * tcolor.a;"]).result}}else switch(n=sd.substitute(n,"//VTK::TCoord::Dec","attribute vec3 tcoordMC; varying vec3 tcoordVCVSOutput;").result,r=sd.substitute(r,"//VTK::TCoord::Dec",["in vec3 tcoordVCVSOutput[];","out vec3 tcoordVCGSOutput;"]).result,r=sd.substitute(r,"//VTK::TCoord::Impl","tcoordVCGSOutput = tcoordVCVSOutput[i];").result,o=sd.substitute(o,"//VTK::TCoord::Dec",["varying vec3 tcoordVCVSOutput;","uniform samplerCube texture1;"]).result,i){case 1:o=sd.substitute(o,"//VTK::TCoord::Impl",[" vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);"," ambientColor = ambientColor*tcolor.r;"," diffuseColor = diffuseColor*tcolor.r;"]).result;break;case 2:o=sd.substitute(o,"//VTK::TCoord::Impl",[" vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);"," ambientColor = ambientColor*tcolor.r;"," diffuseColor = diffuseColor*tcolor.r;"," opacity = opacity * tcolor.g;"]).result;break;default:o=sd.substitute(o,"//VTK::TCoord::Impl",[" vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);"," ambientColor = ambientColor*tcolor.rgb;"," diffuseColor = diffuseColor*tcolor.rgb;"," opacity = opacity * tcolor.a;"]).result}e.Vertex=n,e.Geometry=r,e.Fragment=o}},e.replaceShaderClip=(e,n,r)=>{let o=e.Vertex,a=e.Fragment;if(t.renderable.getNumberOfClippingPlanes()){const e=t.renderable.getNumberOfClippingPlanes();o=sd.substitute(o,"//VTK::Clip::Dec",["uniform int numClipPlanes;",`uniform vec4 clipPlanes[${e}];`,`varying float clipDistancesVSOutput[${e}];`]).result,o=sd.substitute(o,"//VTK::Clip::Impl",[`for (int planeNum = 0; planeNum < ${e}; planeNum++)`," {"," if (planeNum >= numClipPlanes)"," {"," break;"," }"," clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], vertexMC);"," }"]).result,a=sd.substitute(a,"//VTK::Clip::Dec",["uniform int numClipPlanes;",`varying float clipDistancesVSOutput[${e}];`]).result,a=sd.substitute(a,"//VTK::Clip::Impl",[`for (int planeNum = 0; planeNum < ${e}; planeNum++)`," {"," if (planeNum >= numClipPlanes)"," {"," break;"," }"," if (clipDistancesVSOutput[planeNum] < 0.0) discard;"," }"]).result}e.Vertex=o,e.Fragment=a},e.getCoincidentParameters=(e,n)=>{let r={factor:0,offset:0};const o=n.getProperty();if(t.renderable.getResolveCoincidentTopology()||o.getEdgeVisibility()&&o.getRepresentation()===Ud.SURFACE){const e=t.lastBoundBO.getPrimitiveType();e===Gd.Points||o.getRepresentation()===Ud.POINTS?r=t.renderable.getCoincidentTopologyPointOffsetParameter():e===Gd.Lines||o.getRepresentation()===Ud.WIREFRAME?r=t.renderable.getCoincidentTopologyLineOffsetParameters():e!==Gd.Tris&&e!==Gd.TriStrips||(r=t.renderable.getCoincidentTopologyPolygonOffsetParameters()),e!==Gd.TrisEdges&&e!==Gd.TriStripsEdges||(r=t.renderable.getCoincidentTopologyPolygonOffsetParameters(),r.factor/=2,r.offset/=2)}const a=t._openGLRenderer.getSelector();return a&&a.getFieldAssociation()===kd.FIELD_ASSOCIATION_POINTS&&(r.offset-=2),r},e.replaceShaderPicking=(e,n,r)=>{let o=e.Fragment,a=e.Vertex;if(o=sd.substitute(o,"//VTK::Picking::Dec",["uniform int picking;","//VTK::Picking::Dec"]).result,t._openGLRenderer.getSelector()){switch(t.lastSelectionState!==Gl.ID_LOW24&&t.lastSelectionState!==Gl.ID_HIGH24||(a=sd.substitute(a,"//VTK::Picking::Dec",["flat out int vertexIDVSOutput;\n","uniform int VertexIDOffset;\n"]).result,a=sd.substitute(a,"//VTK::Picking::Impl"," vertexIDVSOutput = gl_VertexID + VertexIDOffset;\n").result,o=sd.substitute(o,"//VTK::Picking::Dec","flat in int vertexIDVSOutput;\n").result,o=sd.substitute(o,"//VTK::Picking::Impl",[" int idx = vertexIDVSOutput;","//VTK::Picking::Impl"]).result),t.lastSelectionState){case Gl.ID_LOW24:o=sd.substitute(o,"//VTK::Picking::Impl"," gl_FragData[0] = vec4(float(idx%256)/255.0, float((idx/256)%256)/255.0, float((idx/65536)%256)/255.0, 1.0);").result;break;case Gl.ID_HIGH24:o=sd.substitute(o,"//VTK::Picking::Impl"," gl_FragData[0] = vec4(float(idx)/255.0, 0.0, 0.0, 1.0);").result;break;default:o=sd.substitute(o,"//VTK::Picking::Dec","uniform vec3 mapperIndex;").result,o=sd.substitute(o,"//VTK::Picking::Impl"," gl_FragData[0] = picking != 0 ? vec4(mapperIndex,1.0) : gl_FragData[0];").result}e.Fragment=o,e.Vertex=a}},e.replaceShaderValues=(n,r,o)=>{if(e.replaceShaderColor(n,r,o),e.replaceShaderNormal(n,r,o),e.replaceShaderLight(n,r,o),e.replaceShaderTCoord(n,r,o),e.replaceShaderPicking(n,r,o),e.replaceShaderClip(n,r,o),e.replaceShaderCoincidentOffset(n,r,o),e.replaceShaderPositionVC(n,r,o),t.haveSeenDepthRequest){let e=n.Fragment;e=sd.substitute(e,"//VTK::ZBuffer::Dec","uniform int depthRequest;").result,e=sd.substitute(e,"//VTK::ZBuffer::Impl",["if (depthRequest == 1) {","float iz = floor(gl_FragCoord.z*65535.0 + 0.1);","float rf = floor(iz/256.0)/255.0;","float gf = mod(iz,256.0)/255.0;","gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result,n.Fragment=e}},e.getNeedToRebuildShaders=(e,n,r)=>{let o=0,a=0;const i=e.getPrimitiveType(),s=t.currentInput;let l=!1;const c=s.getPointData().getNormals(),u=s.getCellData().getNormals(),d=r.getProperty().getInterpolation()===zd.FLAT,p=r.getProperty().getRepresentation(),f=e.getOpenGLMode(p,i);if(f===t.context.TRIANGLES||u&&!c||!d&&c?l=!0:d||f!==t.context.LINES||(l=!0),r.getProperty().getLighting()&&l){o=0;const e=n.getLightsByReference();for(let t=0;t<e.length;++t){const n=e[t];n.getSwitch()>0&&(a++,0===o&&(o=1)),1===o&&(a>1||1!==n.getIntensity()||!n.lightTypeIsHeadLight())&&(o=2),o<3&&n.getPositional()&&(o=3)}}let g=!1;const m=t.lastBoundBO.getReferenceByName("lastLightComplexity"),h=t.lastBoundBO.getReferenceByName("lastLightCount");return m===o&&h===a||(t.lastBoundBO.set({lastLightComplexity:o},!0),t.lastBoundBO.set({lastLightCount:a},!0),g=!0),(!t.currentRenderPass&&t.lastRenderPassShaderReplacement||t.currentRenderPass&&t.currentRenderPass.getShaderReplacement()!==t.lastRenderPassShaderReplacement)&&(g=!0),!!(t.lastHaveSeenDepthRequest!==t.haveSeenDepthRequest||e.getShaderSourceTime().getMTime()<t.renderable.getMTime()||e.getShaderSourceTime().getMTime()<t.currentInput.getMTime()||e.getShaderSourceTime().getMTime()<t.selectionStateChanged.getMTime()||g)&&(t.lastHaveSeenDepthRequest=t.haveSeenDepthRequest,!0)},e.invokeShaderCallbacks=(e,n,r)=>{const o=t.renderable.getViewSpecificProperties().ShadersCallbacks;o&&o.forEach((t=>{t.callback(t.userData,e,n,r)}))},e.setMapperShaderParameters=(n,r,o)=>{if(n.getProgram().isUniformUsed("PrimitiveIDOffset")&&n.getProgram().setUniformi("PrimitiveIDOffset",t.primitiveIDOffset),n.getProgram().isUniformUsed("VertexIDOffset")&&n.getProgram().setUniformi("VertexIDOffset",t.vertexIDOffset),n.getCABO().getElementCount()&&(t.VBOBuildTime.getMTime()>n.getAttributeUpdateTime().getMTime()||n.getShaderSourceTime().getMTime()>n.getAttributeUpdateTime().getMTime())){const e=t.lastBoundBO.getReferenceByName("lastLightComplexity");n.getProgram().isAttributeUsed("vertexMC")&&(n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),"vertexMC",n.getCABO().getVertexOffset(),n.getCABO().getStride(),t.context.FLOAT,3,!1)||Kd("Error setting vertexMC in shader VAO.")),n.getProgram().isAttributeUsed("normalMC")&&n.getCABO().getNormalOffset()&&e>0?n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),"normalMC",n.getCABO().getNormalOffset(),n.getCABO().getStride(),t.context.FLOAT,3,!1)||Kd("Error setting normalMC in shader VAO."):n.getVAO().removeAttributeArray("normalMC"),t.renderable.getCustomShaderAttributes().forEach(((e,r)=>{n.getProgram().isAttributeUsed(`${e}MC`)&&(n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),`${e}MC`,n.getCABO().getCustomData()[r].offset,n.getCABO().getStride(),t.context.FLOAT,n.getCABO().getCustomData()[r].components,!1)||Kd(`Error setting ${e}MC in shader VAO.`))})),n.getProgram().isAttributeUsed("tcoordMC")&&n.getCABO().getTCoordOffset()?n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),"tcoordMC",n.getCABO().getTCoordOffset(),n.getCABO().getStride(),t.context.FLOAT,n.getCABO().getTCoordComponents(),!1)||Kd("Error setting tcoordMC in shader VAO."):n.getVAO().removeAttributeArray("tcoordMC"),n.getProgram().isAttributeUsed("scalarColor")&&n.getCABO().getColorComponents()?n.getVAO().addAttributeArray(n.getProgram(),n.getCABO().getColorBO(),"scalarColor",n.getCABO().getColorOffset(),n.getCABO().getColorBOStride(),t.context.UNSIGNED_BYTE,4,!0)||Kd("Error setting scalarColor in shader VAO."):n.getVAO().removeAttributeArray("scalarColor"),n.getAttributeUpdateTime().modified()}if(t.renderable.getNumberOfClippingPlanes()){const e=t.renderable.getNumberOfClippingPlanes(),r=[],a=n.getCABO().getCoordShiftAndScaleEnabled()?n.getCABO().getInverseShiftAndScaleMatrix():null,i=a?d(t.tmpMat4,o.getMatrix()):o.getMatrix();a&&(m(i,i),T(i,i,a),m(i,i));for(let n=0;n<e;n++){const e=[];t.renderable.getClippingPlaneInDataCoords(i,n,e);for(let t=0;t<4;t++)r.push(e[t])}n.getProgram().setUniformi("numClipPlanes",e),n.getProgram().setUniform4fv("clipPlanes",r)}t.internalColorTexture&&n.getProgram().isUniformUsed("texture1")&&n.getProgram().setUniformi("texture1",t.internalColorTexture.getTextureUnit());const a=t.openGLActor.getActiveTextures();if(a)for(let e=0;e<a.length;++e){const t=a[e].getTextureUnit(),r=`texture${t+1}`;n.getProgram().isUniformUsed(r)&&n.getProgram().setUniformi(r,t)}if(t.haveSeenDepthRequest&&n.getProgram().setUniformi("depthRequest",t.renderDepth?1:0),n.getProgram().isUniformUsed("coffset")){const t=e.getCoincidentParameters(r,o);n.getProgram().setUniformf("coffset",t.offset),n.getProgram().isUniformUsed("cfactor")&&n.getProgram().setUniformf("cfactor",t.factor)}n.setMapperShaderParameters(r,o,t._openGLRenderer.getTiledSizeAndOrigin());const i=t._openGLRenderer.getSelector();n.getProgram().setUniform3fArray("mapperIndex",i?i.getPropColorValue():[0,0,0]),n.getProgram().setUniformi("picking",i?i.getCurrentPass()+1:0)},e.setLightingShaderParameters=(e,n,r)=>{const o=t.lastBoundBO.getReferenceByName("lastLightComplexity");if(o<2)return;const a=e.getProgram();let i=0;const s=n.getLightsByReference();for(let e=0;e<s.length;++e){const r=s[e];if(r.getSwitch()>0){const e=r.getColorByReference(),o=r.getIntensity();t.lightColor[0]=e[0]*o,t.lightColor[1]=e[1]*o,t.lightColor[2]=e[2]*o;const s=r.getDirection(),l=n.getActiveCamera().getViewMatrix(),c=[...s];r.lightTypeIsSceneLight()&&(c[0]=l[0]*s[0]+l[1]*s[1]+l[2]*s[2],c[1]=l[4]*s[0]+l[5]*s[1]+l[6]*s[2],c[2]=l[8]*s[0]+l[9]*s[1]+l[10]*s[2],$o(c)),t.lightDirection[0]=c[0],t.lightDirection[1]=c[1],t.lightDirection[2]=c[2],$o(t.lightDirection),a.setUniform3fArray(`lightColor${i}`,t.lightColor),a.setUniform3fArray(`lightDirectionVC${i}`,t.lightDirection),i++}}if(o<3)return;const l=n.getActiveCamera().getViewMatrix();m(l,l),i=0;for(let e=0;e<s.length;++e){const t=s[e];if(t.getSwitch()>0){const e=t.getTransformedPosition(),n=new Float64Array(3);En(n,e,l),a.setUniform3fArray(`lightAttenuation${i}`,t.getAttenuationValuesByReference()),a.setUniformi(`lightPositional${i}`,t.getPositional()),a.setUniformf(`lightExponent${i}`,t.getExponent()),a.setUniformf(`lightConeAngle${i}`,t.getConeAngle()),a.setUniform3fArray(`lightPositionVC${i}`,[n[0],n[1],n[2]]),i++}}},e.setCameraShaderParameters=(e,a,i)=>{const s=e.getProgram(),l=t.openGLCamera.getKeyMatrices(a),c=a.getActiveCamera(),u=t.openGLCamera.getKeyMatrixTime().getMTime(),d=s.getLastCameraMTime(),p=e.getCABO().getCoordShiftAndScaleEnabled()?e.getCABO().getInverseShiftAndScaleMatrix():null,f=i.getIsIdentity(),m=f?{mcwc:null,normalMatrix:null}:t.openGLActor.getKeyMatrices();if(i.getCoordinateSystem()===Xd.DISPLAY){const e=t._openGLRenderer.getTiledSizeAndOrigin();g(t.tmpMat4),t.tmpMat4[0]=2/e.usize,t.tmpMat4[12]=-1,t.tmpMat4[5]=2/e.vsize,t.tmpMat4[13]=-1,T(t.tmpMat4,t.tmpMat4,p),s.setUniformMatrix("MCPCMatrix",t.tmpMat4)}else s.setUniformMatrix("MCPCMatrix",n([l.wcpc,m.mcwc,p],r,t.tmpMat4));s.isUniformUsed("MCVCMatrix")&&s.setUniformMatrix("MCVCMatrix",n([l.wcvc,m.mcwc,p],r,t.tmpMat4)),s.isUniformUsed("normalMatrix")&&s.setUniformMatrix3x3("normalMatrix",n([l.normalMatrix,m.normalMatrix],o,t.tmpMat3)),d!==u&&(s.isUniformUsed("cameraParallel")&&s.setUniformi("cameraParallel",c.getParallelProjection()),s.setLastCameraMTime(u)),f||s.setLastCameraMTime(0)},e.setPropertyShaderParameters=(e,n,r)=>{const o=e.getProgram();let a=r.getProperty(),i=a.getOpacity(),s=t.drawingEdges?a.getEdgeColorByReference():a.getAmbientColorByReference(),l=t.drawingEdges?a.getEdgeColorByReference():a.getDiffuseColorByReference(),c=t.drawingEdges?1:a.getAmbient(),u=t.drawingEdges?0:a.getDiffuse(),d=t.drawingEdges?0:a.getSpecular();const p=a.getSpecularPower();o.setUniformf("opacityUniform",i),o.setUniform3fArray("ambientColorUniform",s),o.setUniform3fArray("diffuseColorUniform",l),o.setUniformf("ambient",c),o.setUniformf("diffuse",u);const f=t.lastBoundBO.getReferenceByName("lastLightComplexity");if(f<1)return;let g=a.getSpecularColorByReference();if(o.setUniform3fArray("specularColorUniform",g),o.setUniformf("specularPowerUniform",p),o.setUniformf("specular",d),o.isUniformUsed("ambientIntensityBF")){if(a=r.getBackfaceProperty(),i=a.getOpacity(),s=a.getAmbientColor(),c=a.getAmbient(),l=a.getDiffuseColor(),u=a.getDiffuse(),g=a.getSpecularColor(),d=a.getSpecular(),o.setUniformf("ambientIntensityBF",c),o.setUniformf("diffuseIntensityBF",u),o.setUniformf("opacityUniformBF",i),o.setUniform3fArray("ambientColorUniformBF",s),o.setUniform3fArray("diffuseColorUniformBF",l),f<1)return;o.setUniformf("specularIntensityBF",d),o.setUniform3fArray("specularColorUniformBF",g),o.setUniformf("specularPowerUniformBF",p)}},e.updateMaximumPointCellIds=(e,n)=>{const r=t._openGLRenderer.getSelector();if(r){if(t.selectionWebGLIdsToVTKIds?.points?.length){const e=t.selectionWebGLIdsToVTKIds.points.length;r.setMaximumPointId(e-1)}if(t.selectionWebGLIdsToVTKIds?.cells?.length){const e=t.selectionWebGLIdsToVTKIds.cells.length;r.setMaximumCellId(e-1)}r.getFieldAssociation()===kd.FIELD_ASSOCIATION_POINTS&&(t.pointPicking=!0)}},e.renderPieceStart=(n,r)=>{t.primitiveIDOffset=0,t.vertexIDOffset=0;const o=function(e){const t=e.getSelector();return t?t.getCurrentPass():Gl.MIN_KNOWN_PASS-1}(t._openGLRenderer);t.lastSelectionState!==o&&(t.selectionStateChanged.modified(),t.lastSelectionState=o),t._openGLRenderer.getSelector()&&t._openGLRenderer.getSelector().renderProp(r),e.updateBufferObjects(n,r),t.renderable.getColorTextureMap()&&t.internalColorTexture.activate(),t.lastBoundBO=null},e.renderPieceDraw=(n,r)=>{const o=r.getProperty().getRepresentation(),a=r.getProperty().getEdgeVisibility()&&o===Ud.SURFACE,i=t._openGLRenderer.getSelector(),s=i&&i.getFieldAssociation()===kd.FIELD_ASSOCIATION_POINTS&&(t.lastSelectionState===Gl.ID_LOW24||t.lastSelectionState===Gl.ID_HIGH24);for(let i=Gd.Start;i<Gd.End;i++)t.primitives[i].setPointPicking(s),t.primitives[i].getCABO().getElementCount()&&(t.drawingEdges=a&&(i===Gd.TrisEdges||i===Gd.TriStripsEdges),t.drawingEdges&&(t.renderDepth||t.lastSelectionState>=0)||(t.lastBoundBO=t.primitives[i],t.primitiveIDOffset+=t.primitives[i].drawArrays(n,r,o,e),t.vertexIDOffset+=t.primitives[i].getCABO().getElementCount()))},e.renderPieceFinish=(e,n)=>{t.LastBoundBO&&t.LastBoundBO.getVAO().release(),t.renderable.getColorTextureMap()&&t.internalColorTexture.deactivate()},e.renderPiece=(n,r)=>{if(e.invokeEvent($d),t.renderable.getStatic()||t.renderable.update(),t.currentInput=t.renderable.getInputData(),e.invokeEvent(qd),!t.currentInput)return void Kd("No input!");if(!t.currentInput.getPoints||!t.currentInput.getPoints().getNumberOfValues())return;const o=t.context,a=r.getProperty().getBackfaceCulling(),i=r.getProperty().getFrontfaceCulling();a||i?i?(t._openGLRenderWindow.enableCullFace(),o.cullFace(o.FRONT)):(t._openGLRenderWindow.enableCullFace(),o.cullFace(o.BACK)):t._openGLRenderWindow.disableCullFace(),e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r)},e.computeBounds=(n,r)=>{e.getInput()?t.bounds=e.getInput().getBounds():wa(t.bounds)},e.updateBufferObjects=(t,n)=>{e.getNeedToRebuildBufferObjects(t,n)&&e.buildBufferObjects(t,n)},e.getNeedToRebuildBufferObjects=(n,r)=>{const o=t.VBOBuildTime.getMTime();return o<e.getMTime()||o<t.renderable.getMTime()||o<r.getMTime()||o<t.currentInput.getMTime()},e.buildBufferObjects=(n,r)=>{const o=t.currentInput;if(null===o)return;t.renderable.mapScalars(o,1);const a=t.renderable.getColorMapColors();t.haveCellScalars=!1;const i=t.renderable.getScalarMode();t.renderable.getScalarVisibility()&&(i!==Wd.USE_CELL_DATA&&i!==Wd.USE_CELL_FIELD_DATA&&i!==Wd.USE_FIELD_DATA&&o.getPointData().getScalars()||i===Wd.USE_POINT_FIELD_DATA||!a||(t.haveCellScalars=!0));let s=r.getProperty().getInterpolation()!==zd.FLAT?o.getPointData().getNormals():null;null===s&&o.getCellData().getNormals()&&(t.haveCellNormals=!0,s=o.getCellData().getNormals());const l=r.getProperty().getRepresentation();let c=o.getPointData().getTCoords();if(t.openGLActor.getActiveTextures()||(c=null),t.renderable.getColorCoordinates()){c=t.renderable.getColorCoordinates(),t.internalColorTexture||(t.internalColorTexture=Ld.newInstance({resizable:!0}));const e=t.internalColorTexture;e.setMinificationFilter(Hd.NEAREST),e.setMagnificationFilter(Hd.NEAREST),e.setWrapS(jd.CLAMP_TO_EDGE),e.setWrapT(jd.CLAMP_TO_EDGE),e.setOpenGLRenderWindow(t._openGLRenderWindow);const n=t.renderable.getColorTextureMap(),r=n.getExtent(),o=n.getPointData().getScalars();e.create2DFromRaw(r[1]-r[0]+1,r[3]-r[2]+1,o.getNumberOfComponents(),o.getDataType(),o.getData()),e.activate(),e.sendParameters(),e.deactivate()}const u=`${o.getMTime()}A${l}B${o.getMTime()}C${s?s.getMTime():1}D${a?a.getMTime():1}E${r.getProperty().getEdgeVisibility()}F${c?c.getMTime():1}`;if(t.VBOBuildString!==u){const n={points:o.getPoints(),normals:s,tcoords:c,colors:a,cellOffset:0,vertexOffset:0,haveCellScalars:t.haveCellScalars,haveCellNormals:t.haveCellNormals,customAttributes:t.renderable.getCustomShaderAttributes().map((e=>o.getPointData().getArrayByName(e)))};t.renderable.getPopulateSelectionSettings()&&(t.selectionWebGLIdsToVTKIds={points:null,cells:null});const i=[{inRep:"verts",cells:o.getVerts()},{inRep:"lines",cells:o.getLines()},{inRep:"polys",cells:o.getPolys()},{inRep:"strips",cells:o.getStrips()},{inRep:"polys",cells:o.getPolys()},{inRep:"strips",cells:o.getStrips()}],d=r.getProperty().getEdgeVisibility()&&l===Ud.SURFACE;for(let e=Gd.Start;e<Gd.End;e++)e!==Gd.TrisEdges&&e!==Gd.TriStripsEdges?(n.cellOffset+=t.primitives[e].getCABO().createVBO(i[e].cells,i[e].inRep,l,n,t.selectionWebGLIdsToVTKIds),n.vertexOffset+=t.primitives[e].getCABO().getElementCount()):d?t.primitives[e].getCABO().createVBO(i[e].cells,i[e].inRep,Ud.WIREFRAME,{...n,tcoords:null,colors:null,haveCellScalars:!1,haveCellNormals:!1}):t.primitives[e].releaseGraphicsResources();t.renderable.getPopulateSelectionSettings()&&(t.renderable.setSelectionWebGLIdsToVTKIds(t.selectionWebGLIdsToVTKIds),e.updateMaximumPointCellIds()),t.VBOBuildTime.modified(),t.VBOBuildString=u}}}const Zd={context:null,VBOBuildTime:0,VBOBuildString:null,primitives:null,primTypes:null,shaderRebuildString:null,tmpMat4:null,ambientColor:[],diffuseColor:[],specularColor:[],lightColor:[],lightDirection:[],lastHaveSeenDepthRequest:!1,haveSeenDepthRequest:!1,lastSelectionState:Gl.MIN_KNOWN_PASS-1,selectionStateChanged:null,selectionWebGLIdsToVTKIds:null,pointPicking:!1};function Qd(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Zd,n),Yt.extend(e,t,n),_d(e,t,n),Fd(e,t,n),t.primitives=[],t.primTypes=Gd,t.tmpMat3=pe(new Float64Array(9)),t.tmpMat4=g(new Float64Array(16));for(let e=Gd.Start;e<Gd.End;e++)t.primitives[e]=hd.newInstance(),t.primitives[e].setPrimitiveType(e),t.primitives[e].set({lastLightComplexity:0,lastLightCount:0,lastSelectionPass:!1},!0);St(e,t,["context"]),t.VBOBuildTime={},vt(t.VBOBuildTime,{mtime:0}),t.selectionStateChanged={},vt(t.selectionStateChanged,{mtime:0}),Yd(e,t)}const Jd=Dt(Qd,"vtkOpenGLPolyDataMapper");var ep={newInstance:Jd,extend:Qd};nn("vtkMapper",Jd);const{ColorMode:tp,ScalarMode:np,GetArray:rp}=gl;function op(e,t){t.classHierarchy.push("vtkMapper2D"),e.createDefaultLookupTable=()=>{t.lookupTable=Rl.newInstance()},e.getColorModeAsString=()=>Ht.enumToString(tp,t.colorMode),e.setColorModeToDefault=()=>e.setColorMode(0),e.setColorModeToMapScalars=()=>e.setColorMode(1),e.setColorModeToDirectScalars=()=>e.setColorMode(2),e.getScalarModeAsString=()=>Ht.enumToString(np,t.scalarMode),e.setScalarModeToDefault=()=>e.setScalarMode(0),e.setScalarModeToUsePointData=()=>e.setScalarMode(1),e.setScalarModeToUseCellData=()=>e.setScalarMode(2),e.setScalarModeToUsePointFieldData=()=>e.setScalarMode(3),e.setScalarModeToUseCellFieldData=()=>e.setScalarMode(4),e.setScalarModeToUseFieldData=()=>e.setScalarMode(5),e.getAbstractScalars=(e,n,r,o,a)=>{if(!e||!t.scalarVisibility)return{scalars:null,cellFLag:!1};let i=null,s=!1;if(n===np.DEFAULT)i=e.getPointData().getScalars(),i||(i=e.getCellData().getScalars(),s=!0);else if(n===np.USE_POINT_DATA)i=e.getPointData().getScalars();else if(n===np.USE_CELL_DATA)i=e.getCellData().getScalars(),s=!0;else if(n===np.USE_POINT_FIELD_DATA){const t=e.getPointData();i=r===rp.BY_ID?t.getArrayByIndex(o):t.getArrayByName(a)}else if(n===np.USE_CELL_FIELD_DATA){const t=e.getCellData();s=!0,i=r===rp.BY_ID?t.getArrayByIndex(o):t.getArrayByName(a)}else if(n===np.USE_FIELD_DATA){const t=e.getFieldData();i=r===rp.BY_ID?t.getArrayByIndex(o):t.getArrayByName(a)}return{scalars:i,cellFlag:s}},e.getLookupTable=()=>(t.lookupTable||e.createDefaultLookupTable(),t.lookupTable),e.getMTime=()=>{let e=t.mtime;if(null!==t.lookupTable){const n=t.lookupTable.getMTime();e=n>e?n:e}return e},e.mapScalars=(n,r)=>{const o=e.getAbstractScalars(n,t.scalarMode,t.arrayAccessMode,t.arrayId,t.colorByArrayName).scalars;if(!o)return void(t.colorMapColors=null);const a=`${e.getMTime()}${o.getMTime()}${r}`;if(t.colorBuildString===a)return;t.useLookupTableScalarRange||e.getLookupTable().setRange(t.scalarRange[0],t.scalarRange[1]);const i=e.getLookupTable();i&&(i.build(),t.colorMapColors=i.mapScalars(o,t.colorMode,t.fieldDataTupleId)),t.colorBuildString=`${e.getMTime()}${o.getMTime()}${r}`}}const ap={static:!1,lookupTable:null,scalarVisibility:!1,scalarRange:[0,1],useLookupTableScalarRange:!1,colorMode:0,scalarMode:0,arrayAccessMode:1,renderTime:0,colorByArrayName:null,transformCoordinate:null,viewSpecificProperties:null,customShaderAttributes:[]};function ip(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ap,n),Vs(e,t,n),Ht.get(e,t,["colorMapColors"]),Ht.setGet(e,t,["arrayAccessMode","colorByArrayName","colorMode","lookupTable","renderTime","scalarMode","scalarVisibility","static","transformCoordinate","useLookupTableScalarRange","viewSpecificProperties","customShaderAttributes"]),Ht.setGetArray(e,t,["scalarRange"],2),t.viewSpecificProperties||(t.viewSpecificProperties={}),op(e,t)}var sp={newInstance:Ht.newInstance(ip,"vtkMapper2D"),extend:ip};const lp=1,{primTypes:cp}=hd,{ScalarMode:up}=sp,{vtkErrorMacro:dp}=jt,pp={type:"StartEvent"},fp={type:"EndEvent"};function gp(e,t){t.classHierarchy.push("vtkOpenGLPolyDataMapper2D"),e.buildPass=n=>{n&&(t.openGLActor2D=e.getFirstAncestorOfType("vtkOpenGLActor2D"),t._openGLRenderer=t.openGLActor2D.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.openGLCamera=t._openGLRenderer.getViewNodeFor(t._openGLRenderer.getRenderable().getActiveCamera()))},e.overlayPass=t=>{t&&e.render()},e.getShaderTemplate=(e,t,n)=>{e.Vertex="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkPolyData2DVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n\n// all variables that represent positions or directions have a suffix\n// indicating the coordinate system they are in. The possible values are\n// MC - Model Coordinates\n// WC - WC world coordinates\n// VC - View Coordinates\n// DC - Display Coordinates\n\nin vec4 vertexWC;\n\n// frag position in VC\n//VTK::PositionVC::Dec\n\n// material property values\n//VTK::Color::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// Apple Bug\n//VTK::PrimID::Dec\n\nuniform mat4 WCVCMatrix; // World to view matrix\n\nvoid main()\n{\n // Apple Bug\n //VTK::PrimID::Impl\n\n gl_Position = WCVCMatrix*vertexWC;\n\n //VTK::TCoord::Impl\n\n //VTK::Color::Impl\n\n //VTK::PositionVC::Impl\n}\n",e.Fragment="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkPolyData2DFS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n\nuniform int PrimitiveIDOffset;\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// Scalar coloring\n//VTK::Color::Dec\n\n// Depth Peeling\n//VTK::DepthPeeling::Dec\n\n// picking support\n//VTK::Picking::Dec\n\n// the output of this shader\n//VTK::Output::Dec\n\n// Apple Bug\n//VTK::PrimID::Dec\n\nvoid main()\n{\n // Apple Bug\n //VTK::PrimID::Impl\n\n //VTK::Color::Impl\n //VTK::TCoord::Impl\n\n //VTK::DepthPeeling::Impl\n //VTK::Picking::Impl\n\n if (gl_FragData[0].a <= 0.0)\n {\n discard;\n }\n}\n",e.Geometry=""},e.render=()=>{const n=t._openGLRenderWindow.getContext();if(t.context!==n){t.context=n;for(let e=cp.Start;e<cp.End;e++)t.primitives[e].setOpenGLRenderWindow(t._openGLRenderWindow)}const r=t.openGLActor2D.getRenderable(),o=t._openGLRenderer.getRenderable();e.renderPiece(o,r)},e.renderPiece=(n,r)=>{e.invokeEvent(pp),t.renderable.getStatic()||t.renderable.update(),t.currentInput=t.renderable.getInputData(),e.invokeEvent(fp),t.currentInput?t.currentInput.getPoints&&t.currentInput.getPoints().getNumberOfValues()&&(e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r)):dp("No input!")},e.renderPieceStart=(n,r)=>{t.primitiveIDOffset=0,t._openGLRenderer.getSelector()&&(t._openGLRenderer.getSelector().getCurrentPass(),t._openGLRenderer.getSelector().renderProp(r)),e.updateBufferObjects(n,r),t.lastBoundBO=null},e.getNeedToRebuildShaders=(e,n,r)=>e.getShaderSourceTime().getMTime()<t.renderable.getMTime()||e.getShaderSourceTime().getMTime()<t.currentInput.getMTime(),e.updateBufferObjects=(t,n)=>{e.getNeedToRebuildBufferObjects(t,n)&&e.buildBufferObjects(t,n)},e.getNeedToRebuildBufferObjects=(n,r)=>{const o=t.VBOBuildTime.getMTime();return!!(o<e.getMTime()||o<t._openGLRenderWindow.getMTime()||o<t.renderable.getMTime()||o<r.getMTime()||o<t.currentInput.getMTime()||t.renderable.getTransformCoordinate()&&o<n.getMTime())},e.buildBufferObjects=(e,n)=>{const r=t.currentInput;if(null===r)return;t.renderable.mapScalars(r,n.getProperty().getOpacity());const o=t.renderable.getColorMapColors();t.haveCellScalars=!1;const a=t.renderable.getScalarMode();t.renderable.getScalarVisibility()&&(a!==up.USE_CELL_DATA&&a!==up.USE_CELL_FIELD_DATA&&a!==up.USE_FIELD_DATA&&r.getPointData().getScalars()||a===up.USE_POINT_FIELD_DATA||!o||(t.haveCellScalars=!0));const i=n.getProperty().getRepresentation();let s=r.getPointData().getTCoords();t.openGLActor2D.getActiveTextures()||(s=null);const l=t.renderable.getTransformCoordinate(),c=e.getRenderWindow().getViews()[0].getViewportSize(e),u=`${r.getMTime()}A${i}B${r.getMTime()}C${o?o.getMTime():1}D${s?s.getMTime():1}E${l?e.getMTime():1}F${c}`;if(t.VBOBuildString!==u){let n=r.getPoints();if(l){const t=fc.newInstance(),r=n.getNumberOfPoints();t.setNumberOfPoints(r);const o=[];for(let a=0;a<r;++a){n.getPoint(a,o),l.setValue(o);const r=l.getComputedDoubleViewportValue(e);t.setPoint(a,r[0],r[1],0)}n=t}const a={points:n,tcoords:s,colors:o,cellOffset:0,haveCellScalars:t.haveCellSCalars,customAttributes:t.renderable.getCustomShaderAttributes().map((e=>r.getPointData().getArrayByName(e)))};a.cellOffset+=t.primitives[cp.Points].getCABO().createVBO(r.getVerts(),"verts",i,a),a.cellOffset+=t.primitives[cp.Lines].getCABO().createVBO(r.getLines(),"lines",i,a),a.cellOffset+=t.primitives[cp.Tris].getCABO().createVBO(r.getPolys(),"polys",i,a),a.cellOffset+=t.primitives[cp.TriStrips].getCABO().createVBO(r.getStrips(),"strips",i,a),t.VBOBuildTime.modified(),t.VBOBuildString=u}},e.renderPieceDraw=(n,r)=>{const o=r.getProperty().getRepresentation();t.context.depthMask(!0);for(let a=cp.Start;a<cp.End;a++)t.primitives[a].getCABO().getElementCount()&&(t.lastBoundBO=t.primitives[a],t.primitiveIDOffset+=t.primitives[a].drawArrays(n,r,o,e))},e.renderPieceFinish=(e,n)=>{t.lastBoundBO&&t.lastBoundBO.getVAO().release()},e.replaceShaderValues=(t,n,r)=>{e.replaceShaderColor(t,n,r),e.replaceShaderTCoord(t,n,r),e.replaceShaderPicking(t,n,r),e.replaceShaderPositionVC(t,n,r)},e.replaceShaderColor=(e,n,r)=>{let o=e.Vertex,a=e.Geometry,i=e.Fragment;t.haveCellScalars&&(i=sd.substitute(i,"//VTK::Color::Dec",["uniform samplerBuffer texture1;"]).result,i=sd.substitute(i,"//VTK::Color::Impl",["gl_FragData[0] = texelFetchBuffer(texture1, gl_PrimitiveID + PrimitiveIDOffset);"]).result),0!==t.lastBoundBO.getCABO().getColorComponents()?(o=sd.substitute(o,"//VTK::Color::Dec",["in vec4 diffuseColor;","out vec4 fcolorVSOutput;"]).result,o=sd.substitute(o,"//VTK::Color::Impl",["fcolorVSOutput = diffuseColor;"]).result,a=sd.substitute(a,"//VTK::Color::Dec",["in vec4 fcolorVSOutput[];\n","out vec4 fcolorGSOutput;"]).result,a=sd.substitute(a,"//VTK::Color::Impl",["fcolorGSOutput = fcolorVSOutput[i];"]).result,i=sd.substitute(i,"//VTK::Color::Dec",["in vec4 fcolorVSOutput;"]).result,i=sd.substitute(i,"//VTK::Color::Impl",["gl_FragData[0] = fcolorVSOutput;"]).result):(i=sd.substitute(i,"//VTK::Color::Dec",["uniform vec4 diffuseColor;"]).result,i=sd.substitute(i,"//VTK::Color::Impl",["gl_FragData[0] = diffuseColor;"]).result),e.Vertex=o,e.Geometry=a,e.Fragment=i},e.replaceShaderTCoord=(e,n,r)=>{if(t.lastBoundBO.getCABO().getTCoordOffset()){let n=e.Vertex,r=e.Geometry,o=e.Fragment;const a=t.lastBoundBO.getCABO().getTCoordComponents();1===a?(n=sd.substitute(n,"//VTK::TCoord::Dec",["in float tcoordMC;","out float tcoordVCVSOutput;"]).result,n=sd.substitute(n,"//VTK::TCoord::Impl",["tcoordVCVSOutput = tcoordMC;"]).result,r=sd.substitute(r,"//VTK::TCoord::Dec",["in float tcoordVCVSOutput[];\n","out float tcoordVCGSOutput;"]).result,r=sd.substitute(r,["//VTK::TCoord::Impl","tcoordVCGSOutput = tcoordVCVSOutput[i];"]).result,o=sd.substitute(o,"//VTK::TCoord::Dec",["in float tcoordVCVSOutput;","uniform sampler2D texture1;"]).result,o=sd.substitute(o,"//VTK::TCoord::Impl",["gl_FragData[0] = gl_FragData[0]*texture2D(texture1, vec2(tcoordVCVSOutput,0));"]).result):2===a&&(n=sd.substitute(n,"//VTK::TCoord::Dec",["in vec2 tcoordMC;","out vec2 tcoordVCVSOutput;"]).result,n=sd.substitute(n,"//VTK::TCoord::Impl",["tcoordVCVSOutput = tcoordMC;"]).result,r=sd.substitute(r,"//VTK::TCoord::Dec",["in vec2 tcoordVCVSOutput[];\n","out vec2 tcoordVCGSOutput;"]).result,r=sd.substitute(r,"//VTK::TCoord::Impl",["tcoordVCGSOutput = tcoordVCVSOutput[i];"]).result,o=sd.substitute(o,"//VTK::TCoord::Dec",["in vec2 tcoordVCVSOutput;","uniform sampler2D texture1;"]).result,o=sd.substitute(o,"//VTK::TCoord::Impl",["gl_FragData[0] = gl_FragData[0]*texture2D(texture1, tcoordVCVSOutput.st);"]).result),t.haveCellScalars&&(r=sd.substitute(r,"//VTK::PrimID::Impl",["gl_PrimitiveID = gl_PrimitiveIDIn;"]).result),e.Vertex=n,e.Geometry=r,e.Fragment=o}},e.replaceShaderPicking=(e,t,n)=>{let r=e.Fragment;r=sd.substitute(r,"//VTK::Picking::Dec",["uniform vec3 mapperIndex;","uniform int picking;"]).result,r=sd.substitute(r,"//VTK::Picking::Impl"," gl_FragData[0] = picking != 0 ? vec4(mapperIndex,1.0) : gl_FragData[0];").result,e.Fragment=r},e.replaceShaderPositionVC=(e,n,r)=>{t.lastBoundBO.replaceShaderPositionVC(e,n,r)},e.invokeShaderCallbacks=(e,n,r)=>{const o=t.renderable.getViewSpecificProperties().ShadersCallbacks;o&&o.forEach((t=>{t.callback(t.userData,e,n,r)}))},e.setMapperShaderParameters=(e,n,r)=>{if(e.getProgram().isUniformUsed("PrimitiveIDOffset")&&e.getProgram().setUniformi("PrimitiveIDOffset",t.primitiveIDOffset),e.getProgram().isAttributeUsed("vertexWC")&&(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),"vertexWC",e.getCABO().getVertexOffset(),e.getCABO().getStride(),t.context.FLOAT,3,!1)||dp("Error setting vertexWC in shader VAO.")),e.getCABO().getElementCount()&&(t.VBOBuildTime.getMTime()>e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()>e.getAttributeUpdateTime().getMTime())){t.renderable.getCustomShaderAttributes().forEach(((n,r)=>{e.getProgram().isAttributeUsed(`${n}MC`)&&(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),`${n}MC`,e.getCABO().getCustomData()[r].offset,e.getCABO().getStride(),t.context.FLOAT,e.getCABO().getCustomData()[r].components,!1)||dp(`Error setting ${n}MC in shader VAO.`))})),e.getProgram().isAttributeUsed("tcoordMC")&&e.getCABO().getTCoordOffset()?e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),"tcoordMC",e.getCABO().getTCoordOffset(),e.getCABO().getStride(),t.context.FLOAT,e.getCABO().getTCoordComponents(),!1)||dp("Error setting tcoordMC in shader VAO."):e.getVAO().removeAttributeArray("tcoordMC"),t.internalColorTexture&&e.getProgram().isUniformUsed("texture1")&&e.getProgram().setUniformi("texture1",t.internalColorTexture.getTextureUnit());const o=t.openGLActor2D.getActiveTextures();if(o)for(let t=0;t<o.length;++t){const n=o[t].getTextureUnit(),r=`texture${n+1}`;e.getProgram().isUniformUsed(r)&&e.getProgram().setUniformi(r,n)}e.setMapperShaderParameters(n,r,t._openGLRenderer.getTiledSizeAndOrigin());const a=t._openGLRenderer.getSelector();e.getProgram().setUniform3fArray("mapperIndex",a?a.getPropColorValue():[0,0,0]),e.getProgram().setUniformi("picking",a?a.getCurrentPass()+1:0)}},e.setPropertyShaderParameters=(e,n,r)=>{const o=t.renderable.getColorMapColors();if(!o||0===o.getNumberOfComponents()){const t=e.getProgram(),n=r.getProperty(),o=n.getOpacity(),a=n.getColor(),i=[a[0],a[1],a[2],o];t.setUniform4f("diffuseColor",i)}},e.setLightingShaderParameters=(e,t,n)=>{},e.setCameraShaderParameters=(e,n,o)=>{const a=e.getProgram(),i=e.getCABO().getCoordShiftAndScaleEnabled()?e.getCABO().getInverseShiftAndScaleMatrix():null,s=n.getRenderWindow().getViews()[0].getViewportSize(n),l=n.getViewport(),c=o.getActualPositionCoordinate().getComputedDoubleViewportValue(n),u=[0,0,1,1],d=[0,0,1,1];if(d[0]=l[0]>=u[0]?l[0]:u[0],d[1]=l[1]>=u[1]?l[1]:u[1],d[2]=l[2]<=u[2]?l[2]:u[2],d[3]=l[3]<=u[3]?l[3]:u[3],d[0]>=d[2])return;if(d[1]>=d[3])return;s[0]=Mo(s[0]*(d[2]-d[0])/(l[2]-l[0])),s[1]=Mo(s[1]*(d[3]-d[1])/(l[3]-l[1]));const p=t._openGLRenderer.getParent().getSize(),f=Mo(c[0]-(d[0]-l[0])*p[0]),h=Mo(c[1]-(d[1]-l[1])*p[1]),v=-f;let y=-f+s[0];const T=-h;let b=-h+s[1];v===y&&(y=v+1),T===b&&(b=T+1);const x=g(new Float64Array(16));var C,S,A;x[0]=2/(y-v),x[5]=2/(b-T),x[3]=-1*(y+v)/(y-v),x[7]=-1*(b+T)/(b-T),x[10]=0,x[11]=o.getProperty().getDisplayLocation()===lp?-1:1,x[15]=1,m(x,x),a.setUniformMatrix("WCVCMatrix",(C=[x,i],S=r,A=t.tmpMat4,S.identity(A),C.reduce(((e,t,n)=>0===n?t?S.copy(e,t):S.identity(e):t?S.multiply(e,e,t):e),A)))}}const mp={context:null,VBOBuildTime:0,VBOBuildString:null,primitives:null,primTypes:null,shaderRebuildString:null};const hp=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,mp,n),Yt.extend(e,t,n),_d(e,t,n),Fd(e,t,n),t.primitives=[],t.primTypes=cp,t.tmpMat4=g(new Float64Array(16));for(let e=cp.Start;e<cp.End;e++)t.primitives[e]=hd.newInstance(),t.primitives[e].setPrimitiveType(e),t.primitives[e].set({lastLightComplexity:0,lastLightCount:0,lastSelectionPass:!1},!0);St(e,t,["context"]),t.VBOBuildTime={},vt(t.VBOBuildTime,{mtime:0}),gp(e,t)}),"vtkOpenGLPolyDataMapper2D");nn("vtkMapper2D",hp);const{VectorMode:vp}=Il;function yp(e,t){e.strokeStyle=t.strokeColor,e.lineWidth=t.strokeSize,e.fillStyle=t.fontColor,e.font=`${t.fontStyle} ${t.fontSize}px ${t.fontFamily}`}function Tp(e,t){return e=>{const n=e.getLastSize(),r=(n[0]/700)**.8,o=(n[1]/700)**.8,a=Math.min(r,o),i=e.getAxisTextStyle(),s=e.getTickTextStyle();Object.assign(i,t.axisTextStyle),Object.assign(s,t.tickTextStyle),i.fontSize=Math.max(24*a,12),e.getLastAspectRatio()>1?s.fontSize=Math.max(20*a,10):s.fontSize=Math.max(16*a,10);const l=e.updateTextureAtlas();e.setTopTitle(!1);const c=e.getBoxSizeByReference();if(e.getLastAspectRatio()>1)e.setTickLabelPixelOffset(.3*s.fontSize),l.titleWidth<=l.tickWidth+e.getTickLabelPixelOffset()+.8*s.fontSize?(e.setTopTitle(!0),e.setAxisTitlePixelOffset(.2*s.fontSize),c[0]=2*(l.tickWidth+e.getTickLabelPixelOffset()+.8*s.fontSize)/n[0],e.setBoxPosition([.98-c[0],-.92])):(e.setAxisTitlePixelOffset(.2*s.fontSize),c[0]=2*(l.titleHeight+e.getAxisTitlePixelOffset()+l.tickWidth+e.getTickLabelPixelOffset()+.8*s.fontSize)/n[0],e.setBoxPosition([.99-c[0],-.92])),c[1]=Math.max(1.2,Math.min(1.84/o,1.84));else{e.setAxisTitlePixelOffset(1.2*s.fontSize),e.setTickLabelPixelOffset(.1*s.fontSize);const t=2*(.8*s.fontSize+l.titleHeight+e.getAxisTitlePixelOffset())/n[1],r=2*l.tickWidth/n[0];c[0]=Math.min(1.9,Math.max(1.4,1.4*r*(e.getTicks().length+3))),c[1]=t,e.setBoxPosition([-.5*c[0],-.97])}e.recomputeBarSegments(l)}}function bp(e,t){return e=>{const t=e.getLastTickBounds(),n=fo().domain([t[0],t[1]]),r=n.ticks(5),o=n.tickFormat(5);e.setTicks(r),e.setTickStrings(r.map(o))}}function xp(e,t){t.classHierarchy.push("vtkScalarBarActorHelper"),e.setRenderable=n=>{t.renderable!==n&&(t.renderable=n,t.barActor.setProperty(n.getProperty()),t.barActor.setParentProp(n),t.barActor.setCoordinateSystemToDisplay(),t.tmActor.setProperty(n.getProperty()),t.tmActor.setParentProp(n),t.tmActor.setCoordinateSystemToDisplay(),t.generateTicks=n.generateTicks,t.axisTextStyle={...n.getAxisTextStyle()},t.tickTextStyle={...n.getTickTextStyle()},e.modified())},e.updateAPISpecificData=(n,r,o)=>{t.lastSize[0]===n[0]&&t.lastSize[1]===n[1]||(t.lastSize[0]=n[0],t.lastSize[1]=n[1],t.lastAspectRatio=n[0]/n[1],t.forceUpdate=!0);const a=t.renderable.getScalarsToColors();if(a&&t.renderable.getVisibility()&&(t.barMapper.setLookupTable(a),t.camera=r,t.renderWindow=o,t.forceUpdate||Math.max(a.getMTime(),e.getMTime(),t.renderable.getMTime())>t.lastRebuildTime.getMTime())){const n=a.getMappingRange();if(t.lastTickBounds=[...n],t.renderable.getGenerateTicks()(e),t.renderable.getAutomated())t.renderable.getAutoLayout()(e);else{t.axisTextStyle={...t.renderable.getAxisTextStyle()},t.tickTextStyle={...t.renderable.getTickTextStyle()},t.barPosition=[...t.renderable.getBarPosition()],t.barSize=[...t.renderable.getBarSize()],t.boxPosition=[...t.renderable.getBoxPosition()],t.boxSize=[...t.renderable.getBoxSize()],t.axisTitlePixelOffset=t.renderable.getAxisTitlePixelOffset(),t.tickLabelPixelOffset=t.renderable.getTickLabelPixelOffset();const n=e.updateTextureAtlas();e.recomputeBarSegments(n)}e.updatePolyDataForLabels(),e.updatePolyDataForBarSegments(),t.lastRebuildTime.modified(),t.forceUpdate=!1}},e.updateTextureAtlas=()=>{t.tmContext.textBaseline="bottom",t.tmContext.textAlign="left";const n={},r=new Map;let o=0,a=1;yp(t.tmContext,t.axisTextStyle);let i=t.tmContext.measureText(t.renderable.getAxisLabel()),s={height:i.actualBoundingBoxAscent+2,startingHeight:a,width:i.width+2,textStyle:t.axisTextStyle};r.set(t.renderable.getAxisLabel(),s),a+=s.height,o=s.width,n.titleWidth=s.width,n.titleHeight=s.height,n.tickWidth=0,n.tickHeight=0,yp(t.tmContext,t.tickTextStyle);const l=[...e.getTickStrings(),"NaN","Below","Above"];for(let e=0;e<l.length;e++)r.has(l[e])||(i=t.tmContext.measureText(l[e]),s={height:i.actualBoundingBoxAscent+2,startingHeight:a,width:i.width+2,textStyle:t.tickTextStyle},r.set(l[e],s),a+=s.height,o<s.width&&(o=s.width),n.tickWidth<s.width&&(n.tickWidth=s.width),n.tickHeight<s.height&&(n.tickHeight=s.height));return o=No(o),a=No(a),r.forEach((e=>{e.tcoords=[0,(a-e.startingHeight-e.height)/a,e.width/o,(a-e.startingHeight-e.height)/a,e.width/o,(a-e.startingHeight)/a,0,(a-e.startingHeight)/a]})),t.tmCanvas.width=o,t.tmCanvas.height=a,t.tmContext.textBaseline="bottom",t.tmContext.textAlign="left",t.tmContext.clearRect(0,0,o,a),r.forEach(((e,n)=>{yp(t.tmContext,e.textStyle),t.tmContext.fillText(n,1,e.startingHeight+e.height-1)})),t.tmTexture.setCanvas(t.tmCanvas),t.tmTexture.modified(),t._tmAtlas=r,n},e.computeBarSize=e=>{t.vertical=t.boxSize[1]>t.boxSize[0];const n=2*e.tickHeight/t.lastSize[1],r=[1,1];if(t.vertical){const o=2*(e.tickWidth+t.tickLabelPixelOffset)/t.lastSize[0];if(t.topTitle){const n=2*(e.titleHeight+t.axisTitlePixelOffset)/t.lastSize[1];t.barSize[0]=t.boxSize[0]-o,t.barSize[1]=t.boxSize[1]-n}else{const n=2*(e.titleHeight+t.axisTitlePixelOffset)/t.lastSize[0];t.barSize[0]=t.boxSize[0]-n-o,t.barSize[1]=t.boxSize[1]}t.barPosition[0]=t.boxPosition[0]+o,t.barPosition[1]=t.boxPosition[1],r[1]=n}else{const n=(2*e.tickWidth-8)/t.lastSize[0],o=2*(e.titleHeight+t.axisTitlePixelOffset)/t.lastSize[1];t.barSize[0]=t.boxSize[0],t.barPosition[0]=t.boxPosition[0],t.barSize[1]=t.boxSize[1]-o,t.barPosition[1]=t.boxPosition[1],r[0]=n}return r},e.recomputeBarSegments=n=>{const r=e.computeBarSize(n);t.barSegments=[];const o=[0,0],a=t.vertical?1:0,i=t.vertical?.01:.02;function s(e,n){t.barSegments.push({corners:[[...o],[o[0]+r[0],o[1]],[o[0]+r[0],o[1]+r[1]],[o[0],o[1]+r[1]]],scalars:n,title:e}),o[a]+=r[a]+i}t.renderable.getDrawNanAnnotation()&&t.renderable.getScalarsToColors().getNanColor()&&s("NaN",[NaN,NaN,NaN,NaN]),t.renderable.getDrawBelowRangeSwatch()&&t.renderable.getScalarsToColors().getUseBelowRangeColor?.()&&s("Below",[-.1,-.1,-.1,-.1]);const l=t.renderable.getScalarsToColors().getUseAboveRangeColor?.();o[a]+=i;const c=r[a];r[a]=l?1-2*i-r[a]-o[a]:1-i-o[a],s("ticks",t.vertical?[0,0,.995,.995]:[0,.995,.995,0]),t.renderable.getDrawAboveRangeSwatch()&&l&&(r[a]=c,o[a]+=i,s("Above",[1.1,1.1,1.1,1.1]))};const n=new Float64Array(3);e.createPolyDataForOneLabel=(e,r,o,a,i,s)=>{const l=t._tmAtlas.get(e);if(!l)return;let c=s.ptIdx,u=s.cellIdx;n[0]=(.5*r[0]+.5)*t.lastSize[0],n[1]=(.5*r[1]+.5)*t.lastSize[1],n[2]=r[2],n[0]+=i[0],n[1]+=i[1];const d=[],p="vertical"===a?[1,0]:[0,1];"vertical"===a?(d[0]=l.width,d[1]=-l.height,"middle"===o[0]?n[1]-=l.width/2:"right"===o[0]&&(n[1]-=l.width),"middle"===o[1]?n[0]+=l.height/2:"top"===o[1]&&(n[0]+=l.height)):(d[0]=l.width,d[1]=l.height,"middle"===o[0]?n[0]-=l.width/2:"right"===o[0]&&(n[0]-=l.width),"middle"===o[1]?n[1]-=l.height/2:"top"===o[1]&&(n[1]-=l.height)),s.points[3*c]=n[0],s.points[3*c+1]=n[1],s.points[3*c+2]=n[2],s.tcoords[2*c]=l.tcoords[0],s.tcoords[2*c+1]=l.tcoords[1],c++,n[p[0]]+=d[0],s.points[3*c]=n[0],s.points[3*c+1]=n[1],s.points[3*c+2]=n[2],s.tcoords[2*c]=l.tcoords[2],s.tcoords[2*c+1]=l.tcoords[3],c++,n[p[1]]+=d[1],s.points[3*c]=n[0],s.points[3*c+1]=n[1],s.points[3*c+2]=n[2],s.tcoords[2*c]=l.tcoords[4],s.tcoords[2*c+1]=l.tcoords[5],c++,n[p[0]]-=d[0],s.points[3*c]=n[0],s.points[3*c+1]=n[1],s.points[3*c+2]=n[2],s.tcoords[2*c]=l.tcoords[6],s.tcoords[2*c+1]=l.tcoords[7],c++,s.polys[4*u]=3,s.polys[4*u+1]=c-4,s.polys[4*u+2]=c-3,s.polys[4*u+3]=c-2,u++,s.polys[4*u]=3,s.polys[4*u+1]=c-4,s.polys[4*u+2]=c-2,s.polys[4*u+3]=c-1,s.ptIdx+=4,s.cellIdx+=2};const r=new Float64Array(3);e.updatePolyDataForLabels=()=>{const n=e.getTickStrings().length+t.barSegments.length,o=4*n,a=2*n,i=new Float64Array(3*o),s=new Uint16Array(4*a),l=new Float32Array(2*o),c={ptIdx:0,cellIdx:0,polys:s,points:i,tcoords:l},u=t.vertical?0:1,d=t.vertical?1:0;r[2]=-.99;const p=t.vertical?["right","middle"]:["middle","bottom"];let f=[0,1];const g=[0,0];t.vertical?(g[0]=-t.tickLabelPixelOffset,t.topTitle?(r[0]=t.boxPosition[0]+.5*t.boxSize[0],r[1]=t.barPosition[1]+t.barSize[1],e.createPolyDataForOneLabel(t.renderable.getAxisLabel(),r,["middle","bottom"],"horizontal",[0,t.axisTitlePixelOffset],c)):(r[0]=t.barPosition[0]+t.barSize[0],r[1]=t.barPosition[1]+.5*t.barSize[1],e.createPolyDataForOneLabel(t.renderable.getAxisLabel(),r,["middle","top"],"vertical",[t.axisTitlePixelOffset,0],c)),f=[-1,0]):(g[1]=t.tickLabelPixelOffset,r[0]=t.barPosition[0]+.5*t.barSize[0],r[1]=t.barPosition[1]+t.barSize[1],e.createPolyDataForOneLabel(t.renderable.getAxisLabel(),r,["middle","bottom"],"horizontal",[0,t.axisTitlePixelOffset],c)),r[u]=t.barPosition[u]+(.5*f[u]+.5)*t.barSize[u],r[d]=t.barPosition[d]+.5*t.barSize[d];let m=null;for(let n=0;n<t.barSegments.length;n++){const o=t.barSegments[n];"ticks"===o.title?m=o:(r[d]=t.barPosition[d]+.5*t.barSize[d]*(o.corners[2][d]+o.corners[0][d]),e.createPolyDataForOneLabel(o.title,r,p,"horizontal",g,c))}const h=t.barPosition[d]+t.barSize[d]*m.corners[0][d],v=t.barSize[d]*(m.corners[2][d]-m.corners[0][d]),y=e.getTicks(),T=e.getTickStrings();for(let n=0;n<y.length;n++){const o=(y[n]-t.lastTickBounds[0])/(t.lastTickBounds[1]-t.lastTickBounds[0]);r[d]=h+v*o,e.createPolyDataForOneLabel(T[n],r,p,"horizontal",g,c)}const b=Rs.newInstance({numberOfComponents:2,values:l,name:"TextureCoordinates"});t.tmPolyData.getPointData().setTCoords(b),t.tmPolyData.getPoints().setData(i,3),t.tmPolyData.getPoints().modified(),t.tmPolyData.getPolys().setData(s,1),t.tmPolyData.getPolys().modified(),t.tmPolyData.modified()},e.updatePolyDataForBarSegments=()=>{const e=t.renderable.getScalarsToColors();let n=0;t.renderable.getDrawNanAnnotation()&&e.getNanColor()&&(n+=1),t.renderable.getDrawBelowRangeSwatch()&&e.getUseBelowRangeColor?.()&&(n+=1),t.renderable.getDrawAboveRangeSwatch()&&e.getUseAboveRangeColor?.()&&(n+=1);const o=4*(1+n),a=o;let i=1;e.getVectorMode()===vp.COMPONENT&&(i=e.getVectorComponent()+1);const s=new Float64Array(3*o),l=new Uint16Array(5*a),c=new Float32Array(o*i);let u=0,d=0;for(let e=0;e<t.barSegments.length;e++){const n=t.barSegments[e];for(let e=0;e<4;e++){r[0]=t.barPosition[0]+n.corners[e][0]*t.barSize[0],r[1]=t.barPosition[1]+n.corners[e][1]*t.barSize[1],s[3*u]=(.5*r[0]+.5)*t.lastSize[0],s[3*u+1]=(.5*r[1]+.5)*t.lastSize[1],s[3*u+2]=r[2];for(let r=0;r<i;r++)c[u*i+r]=t.lastTickBounds[0]+n.scalars[e]*(t.lastTickBounds[1]-t.lastTickBounds[0]);u++}l[5*d]=4,l[5*d+1]=u-4,l[5*d+2]=u-3,l[5*d+3]=u-2,l[5*d+4]=u-1,d++}const p=Rs.newInstance({numberOfComponents:i,values:c,name:"Scalars"});t.polyData.getPointData().setScalars(p),t.polyData.getPoints().setData(s,3),t.polyData.getPoints().modified(),t.polyData.getPolys().setData(l,1),t.polyData.getPolys().modified(),t.polyData.modified()}}const Cp=Ht.newInstance((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{renderable:null};Object.assign(t,{},n),Ht.obj(e,t),Ht.setGet(e,t,["axisTitlePixelOffset","tickLabelPixelOffset","renderable","topTitle","ticks","tickStrings"]),Ht.get(e,t,["lastSize","lastAspectRatio","lastTickBounds","axisTextStyle","tickTextStyle","barActor","tmActor"]),Ht.getArray(e,t,["boxPosition","boxSize"]),Ht.setArray(e,t,["boxPosition","boxSize"],2),t.forceUpdate=!1,t.lastRebuildTime={},Ht.obj(t.lastRebuildTime,{mtime:0}),t.lastSize=[-1,-1],t.tmCanvas=document.createElement("canvas"),t.tmContext=t.tmCanvas.getContext("2d"),t._tmAtlas=new Map,t.barMapper=ec.newInstance(),t.barMapper.setInterpolateScalarsBeforeMapping(!0),t.barMapper.setUseLookupTableScalarRange(!0),t.polyData=pu.newInstance(),t.barMapper.setInputData(t.polyData),t.barActor=ms.newInstance(),t.barActor.setMapper(t.barMapper),t.tmPolyData=pu.newInstance(),t.tmMapper=ec.newInstance(),t.tmMapper.setInputData(t.tmPolyData),t.tmTexture=vu.newInstance({resizable:!0}),t.tmTexture.setInterpolate(!1),t.tmActor=ms.newInstance({parentProp:e}),t.tmActor.setMapper(t.tmMapper),t.tmActor.addTexture(t.tmTexture),t.barPosition=[0,0],t.barSize=[0,0],t.boxPosition=[.88,-.92],t.boxSize=[.1,1.1],t.lastTickBounds=[],xp(e,t)}),"vtkScalarBarActorHelper");function Sp(e,t){t.classHierarchy.push("vtkScalarBarActor"),e.setTickTextStyle=n=>{t.tickTextStyle={...t.tickTextStyle,...n},e.modified()},e.setAxisTextStyle=n=>{t.axisTextStyle={...t.axisTextStyle,...n},e.modified()},e.resetAutoLayoutToDefault=()=>{e.setAutoLayout(Tp(0,t))},e.resetGenerateTicksToDefault=()=>{e.setGenerateTicks(bp())}}function Ap(e){return{automated:!0,autoLayout:null,axisLabel:"Scalar Value",barPosition:[0,0],barSize:[0,0],boxPosition:[.88,-.92],boxSize:[.1,1.1],scalarToColors:null,axisTitlePixelOffset:36,axisTextStyle:{fontColor:"white",fontStyle:"normal",fontSize:18,fontFamily:"serif"},tickLabelPixelOffset:14,tickTextStyle:{fontColor:"white",fontStyle:"normal",fontSize:14,fontFamily:"serif"},generateTicks:null,drawNanAnnotation:!0,drawBelowRangeSwatch:!0,drawAboveRangeSwatch:!0,...e}}function Ip(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ap(n)),t.autoLayout||(t.autoLayout=Tp(0,t)),t.generateTicks||(t.generateTicks=bp()),ms.extend(e,t,n),e.getProperty().setDiffuse(0),e.getProperty().setAmbient(1),Ht.setGet(e,t,["automated","autoLayout","axisTitlePixelOffset","axisLabel","scalarsToColors","tickLabelPixelOffset","generateTicks","drawNanAnnotation","drawBelowRangeSwatch","drawAboveRangeSwatch"]),Ht.get(e,t,["axisTextStyle","tickTextStyle"]),Ht.getArray(e,t,["barPosition","barSize","boxPosition","boxSize"]),Ht.setArray(e,t,["barPosition","barSize","boxPosition","boxSize"],2),Sp(e,t)}var Pp={newInstance:Ht.newInstance(Ip,"vtkScalarBarActor"),extend:Ip,newScalarBarActorHelper:Cp};function wp(e,t){t.classHierarchy.push("vtkOpenGLScalarBarActor"),e.buildPass=n=>{n&&(t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.scalarBarActorHelper.getRenderable()||t.scalarBarActorHelper.setRenderable(t.renderable),e.prepareNodes(),e.addMissingNode(t.scalarBarActorHelper.getBarActor()),e.addMissingNode(t.scalarBarActorHelper.getTmActor()),e.removeUnusedNodes())},e.opaquePass=(e,n)=>{if(e){const e=t._openGLRenderer?t._openGLRenderer.getRenderable().getActiveCamera():null,n=t._openGLRenderer.getTiledSizeAndOrigin();t.scalarBarActorHelper.updateAPISpecificData([n.usize,n.vsize],e,t._openGLRenderWindow.getRenderable())}}}const Op={};const Mp=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Op,n),Yt.extend(e,t,n),t.scalarBarActorHelper=Pp.newScalarBarActorHelper(),wp(e,t)}),"vtkOpenGLScalarBarActor");nn("vtkScalarBarActor",Mp);const{vtkErrorMacro:Rp}=jt;function Dp(e,t){t.classHierarchy.push("vtkOpenGLSkybox"),e.buildPass=n=>{if(n){t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.context=t._openGLRenderWindow.getContext(),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLTexture.setOpenGLRenderWindow(t._openGLRenderWindow);const n=t._openGLRenderer.getRenderable();t.openGLCamera=t._openGLRenderer.getViewNodeFor(n.getActiveCamera())}},e.queryPass=(e,n)=>{if(e){if(!t.renderable||!t.renderable.getVisibility())return;n.incrementOpaqueActorCount()}},e.opaquePass=(n,r)=>{if(n&&!t._openGLRenderer.getSelector()){e.updateBufferObjects(),t.context.depthMask(!0),t._openGLRenderWindow.getShaderCache().readyShaderProgram(t.tris.getProgram()),t.openGLTexture.render(t._openGLRenderWindow);const n=t.openGLTexture.getTextureUnit();t.tris.getProgram().setUniformi("sbtexture",n);const r=t._openGLRenderer.getRenderable(),o=t.openGLCamera.getKeyMatrices(r),a=new Float64Array(16);if(h(a,o.wcpc),t.tris.getProgram().setUniformMatrix("IMCPCMatrix",a),"box"===t.lastFormat){const e=r.getActiveCamera().getPosition();t.tris.getProgram().setUniform3f("camPos",e[0],e[1],e[2])}t.tris.getVAO().bind(),t.context.drawArrays(t.context.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release(),t.openGLTexture.deactivate()}},e.updateBufferObjects=()=>{if(!t.tris.getCABO().getElementCount()){const e=new Float32Array(12);for(let t=0;t<4;t++)e[3*t]=t%2*2-1,e[3*t+1]=t>1?1:-1,e[3*t+2]=1;const n=Rs.newInstance({numberOfComponents:3,values:e});n.setName("points");const r=new Uint16Array(8);r[0]=3,r[1]=0,r[2]=1,r[3]=3,r[4]=3,r[5]=0,r[6]=3,r[7]=2;const o=Rs.newInstance({numberOfComponents:1,values:r});t.tris.getCABO().createVBO(o,"polys",ns.SURFACE,{points:n,cellOffset:0})}t.renderable.getFormat()!==t.lastFormat&&(t.lastFormat=t.renderable.getFormat(),"box"===t.lastFormat&&t.tris.setProgram(t._openGLRenderWindow.getShaderCache().readyShaderProgramArray("//VTK::System::Dec\n attribute vec3 vertexMC;\n uniform mat4 IMCPCMatrix;\n varying vec3 TexCoords;\n void main () {\n gl_Position = vec4(vertexMC.xyz, 1.0);\n vec4 wpos = IMCPCMatrix * gl_Position;\n TexCoords = wpos.xyz/wpos.w;\n }","//VTK::System::Dec\n //VTK::Output::Dec\n varying vec3 TexCoords;\n uniform samplerCube sbtexture;\n uniform vec3 camPos;\n void main () {\n // skybox looks from inside out\n // which means we have to adjust\n // our tcoords. Otherwise text would\n // be flipped\n vec3 tc = normalize(TexCoords - camPos);\n if (abs(tc.z) < max(abs(tc.x),abs(tc.y)))\n {\n tc = vec3(1.0, 1.0, -1.0) * tc;\n }\n else\n {\n tc = vec3(-1.0, 1.0, 1.0) * tc;\n }\n gl_FragData[0] = textureCube(sbtexture, tc);\n }","")),"background"===t.lastFormat&&t.tris.setProgram(t._openGLRenderWindow.getShaderCache().readyShaderProgramArray("//VTK::System::Dec\n attribute vec3 vertexMC;\n uniform mat4 IMCPCMatrix;\n varying vec2 TexCoords;\n void main () {\n gl_Position = vec4(vertexMC.xyz, 1.0);\n vec4 wpos = IMCPCMatrix * gl_Position;\n TexCoords = vec2(vertexMC.x, vertexMC.y)*0.5 + 0.5;\n }","//VTK::System::Dec\n //VTK::Output::Dec\n varying vec2 TexCoords;\n uniform sampler2D sbtexture;\n void main () {\n gl_FragData[0] = texture2D(sbtexture, TexCoords);\n }","")),t.tris.getShaderSourceTime().modified(),t.tris.getVAO().bind(),t.tris.getVAO().addAttributeArray(t.tris.getProgram(),t.tris.getCABO(),"vertexMC",t.tris.getCABO().getVertexOffset(),t.tris.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||Rp("Error setting vertexMC in shader VAO."));const e=t.renderable.getTextures();e.length||Rp("vtkSkybox requires a texture map"),t.openGLTexture.getRenderable()!==e[0]&&(t.openGLTexture.releaseGraphicsResources(t._openGLRenderWindow),t.openGLTexture.setRenderable(e[0]))}}const Ep={context:null};const Vp=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ep,n),Yt.extend(e,t,n),t.openGLTexture=Ld.newInstance(),t.tris=hd.newInstance(),t.keyMatrixTime={},vt(t.keyMatrixTime,{mtime:0}),t.keyMatrices={normalMatrix:pe(new Float64Array(9)),mcwc:g(new Float64Array(16))},St(e,t,["context"]),Tt(e,t,["activeTextures"]),Dp(e,t)}));nn("vtkSkybox",Vp);const{FieldAssociations:Lp}=nl;function Bp(e,t){t.classHierarchy.push("vtkHardwareSelector"),e.getSourceDataAsync=async(e,t,n,r,o)=>{},e.selectAsync=async(t,n,r,o,a)=>{const i=await e.getSourceDataAsync(t,n,r,o,a);return i?i.generateSelection(n,r,o,a):[]}}const Np={fieldAssociation:Lp.FIELD_ASSOCIATION_CELLS,captureZValues:!1};function _p(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Np,n),Ht.obj(e,t),Ht.setGet(e,t,["fieldAssociation","captureZValues"]),Bp(e,t)}var Fp={newInstance:Ht.newInstance(_p,"vtkHardwareSelector"),extend:_p};function kp(e,t){t.classHierarchy.push("vtkFramebuffer"),e.getBothMode=()=>t.context.FRAMEBUFFER,e.saveCurrentBindingsAndBuffers=t=>{const n=void 0!==t?t:e.getBothMode();e.saveCurrentBindings(n),e.saveCurrentBuffers(n)},e.saveCurrentBindings=e=>{if(!t.context)return void et("you must set the OpenGLRenderWindow before calling saveCurrentBindings");const n=t.context;t.previousDrawBinding=n.getParameter(t.context.FRAMEBUFFER_BINDING),t.previousActiveFramebuffer=t._openGLRenderWindow.getActiveFramebuffer()},e.saveCurrentBuffers=e=>{},e.restorePreviousBindingsAndBuffers=t=>{const n=void 0!==t?t:e.getBothMode();e.restorePreviousBindings(n),e.restorePreviousBuffers(n)},e.restorePreviousBindings=e=>{if(!t.context)return void et("you must set the OpenGLRenderWindow before calling restorePreviousBindings");const n=t.context;n.bindFramebuffer(n.FRAMEBUFFER,t.previousDrawBinding),t._openGLRenderWindow.setActiveFramebuffer(t.previousActiveFramebuffer)},e.restorePreviousBuffers=e=>{},e.bind=function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,r=n;null===r&&(r=t.context.FRAMEBUFFER),t.context.bindFramebuffer(r,t.glFramebuffer);for(let e=0;e<t.colorBuffers.length;e++)t.colorBuffers[e].bind();t._openGLRenderWindow.setActiveFramebuffer(e)},e.create=(e,n)=>{t.context?(t.glFramebuffer=t.context.createFramebuffer(),t.glFramebuffer.width=e,t.glFramebuffer.height=n):et("you must set the OpenGLRenderWindow before calling create")},e.setColorBuffer=function(e){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const r=t.context;if(!r)return void et("you must set the OpenGLRenderWindow before calling setColorBuffer");let o=r.COLOR_ATTACHMENT0;if(n>0){if(!t._openGLRenderWindow.getWebgl2())return void et("Using multiple framebuffer attachments requires WebGL 2");o+=n}t.colorBuffers[n]=e,r.framebufferTexture2D(r.FRAMEBUFFER,o,r.TEXTURE_2D,e.getHandle(),0)},e.removeColorBuffer=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;const n=t.context;if(!n)return void et("you must set the OpenGLRenderWindow before calling removeColorBuffer");let r=n.COLOR_ATTACHMENT0;if(e>0){if(!t._openGLRenderWindow.getWebgl2())return void et("Using multiple framebuffer attachments requires WebGL 2");r+=e}n.framebufferTexture2D(n.FRAMEBUFFER,r,n.TEXTURE_2D,null,0),t.colorBuffers=t.colorBuffers.splice(e,1)},e.setDepthBuffer=e=>{if(t.context)if(t._openGLRenderWindow.getWebgl2()){const n=t.context;n.framebufferTexture2D(n.FRAMEBUFFER,n.DEPTH_ATTACHMENT,n.TEXTURE_2D,e.getHandle(),0)}else et("Attaching depth buffer textures to fbo requires WebGL 2");else et("you must set the OpenGLRenderWindow before calling setDepthBuffer")},e.removeDepthBuffer=()=>{if(t.context)if(t._openGLRenderWindow.getWebgl2()){const e=t.context;e.framebufferTexture2D(e.FRAMEBUFFER,e.DEPTH_ATTACHMENT,e.TEXTURE_2D,null,0)}else et("Attaching depth buffer textures to framebuffers requires WebGL 2");else et("you must set the OpenGLRenderWindow before calling removeDepthBuffer")},e.getGLFramebuffer=()=>t.glFramebuffer,e.setOpenGLRenderWindow=n=>{t._openGLRenderWindow!==n&&(e.releaseGraphicsResources(),t._openGLRenderWindow=n,t.context=null,n&&(t.context=t._openGLRenderWindow.getContext()))},e.releaseGraphicsResources=()=>{t.glFramebuffer&&t.context.deleteFramebuffer(t.glFramebuffer)},e.getSize=()=>{const e=[0,0];return null!==t.glFramebuffer&&(e[0]=t.glFramebuffer.width,e[1]=t.glFramebuffer.height),e},e.populateFramebuffer=()=>{if(!t.context)return void et("you must set the OpenGLRenderWindow before calling populateFrameBuffer");e.bind();const n=t.context,r=Ld.newInstance();r.setOpenGLRenderWindow(t._openGLRenderWindow),r.setMinificationFilter(yd.LINEAR),r.setMagnificationFilter(yd.LINEAR),r.create2DFromRaw(t.glFramebuffer.width,t.glFramebuffer.height,4,vs.UNSIGNED_CHAR,null),e.setColorBuffer(r),t.depthTexture=n.createRenderbuffer(),n.bindRenderbuffer(n.RENDERBUFFER,t.depthTexture),n.renderbufferStorage(n.RENDERBUFFER,n.DEPTH_COMPONENT16,t.glFramebuffer.width,t.glFramebuffer.height),n.framebufferRenderbuffer(n.FRAMEBUFFER,n.DEPTH_ATTACHMENT,n.RENDERBUFFER,t.depthTexture)},e.getColorTexture=()=>t.colorBuffers[0]}const Gp={glFramebuffer:null,colorBuffers:null,depthTexture:null,previousDrawBinding:0,previousReadBinding:0,previousDrawBuffer:0,previousReadBuffer:0,previousActiveFramebuffer:null};function Up(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Gp,n),vt(e,t),t.colorBuffers&&et("you cannot initialize colorBuffers through the constructor. You should call setColorBuffer() instead."),t.colorBuffers=[],At(e,t,["colorBuffers"]),kp(e,t)}var zp={newInstance:Dt(Up,"vtkFramebuffer"),extend:Up};function Wp(e,t){t.classHierarchy.push("vtkSelectionNode"),e.getBounds=()=>t.points.getBounds()}const Hp={contentType:-1,fieldType:-1,properties:null,selectionList:[]};function jp(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Hp,n),Ht.obj(e,t),t.properties={},Ht.setGet(e,t,["contentType","fieldType","properties","selectionList"]),Wp(e,t)}var Kp={newInstance:Ht.newInstance(jp,"vtkSelectionNode"),extend:jp,SelectionContent:{GLOBALIDS:0,PEDIGREEIDS:1,VALUES:2,INDICES:3,FRUSTUM:4,LOCATIONS:5,THRESHOLDS:6,BLOCKS:7,QUERY:8},SelectionField:{CELL:0,POINT:1,FIELD:2,VERTEX:3,EDGE:4,ROW:5}};const{PassTypes:$p}=Ul,{SelectionContent:qp,SelectionField:Xp}=Kp,{FieldAssociations:Yp}=nl,{vtkErrorMacro:Zp}=Ht;function Qp(e){return`${e.propID} ${e.compositeID}`}function Jp(e,t,n,r){return n?n[4*(t*(r[2]-r[0]+1)+e)+3]:0}function ef(e,t,n,r){if(!n)return 0;const o=4*(t*(r[2]-r[0]+1)+e),a=n[o],i=n[o+1];return 256*(256*n[o+2]+i)+a}function tf(e,t){let n=t;return n<<=24,n|=e,n}function nf(e,t,n,r){const o=n<0?0:n;if(0===o){if(r[0]=t[0],r[1]=t[1],t[0]<e.area[0]||t[0]>e.area[2]||t[1]<e.area[1]||t[1]>e.area[3])return null;const n=[t[0]-e.area[0],t[1]-e.area[1]],o=ef(n[0],n[1],e.pixBuffer[$p.ACTOR_PASS],e.area);if(o<=0||o-1>=e.props.length)return null;const a={valid:!0};a.propID=o-1,a.prop=e.props[a.propID];let i=ef(n[0],n[1],e.pixBuffer[$p.COMPOSITE_INDEX_PASS],e.area);if((i<0||i>16777215)&&(i=0),a.compositeID=i-1,e.captureZValues){const r=4*(n[1]*(e.area[2]-e.area[0]+1)+n[0]);a.zValue=(256*e.zBuffer[r]+e.zBuffer[r+1])/65535,a.displayPosition=t}if(e.pixBuffer[$p.ID_LOW24]&&0===Jp(n[0],n[1],e.pixBuffer[$p.ID_LOW24],e.area))return a;const s=ef(n[0],n[1],e.pixBuffer[$p.ID_LOW24],e.area),l=ef(n[0],n[1],e.pixBuffer[$p.ID_HIGH24],e.area);return a.attributeID=tf(s,l),a}const a=[t[0],t[1]],i=[0,0];let s=nf(e,t,0,r);if(s&&s.valid)return s;for(let t=1;t<o;++t){for(let n=a[1]>t?a[1]-t:0;n<=a[1]+t;++n){if(i[1]=n,a[0]>=t&&(i[0]=a[0]-t,s=nf(e,i,0,r),s&&s.valid))return s;if(i[0]=a[0]+t,s=nf(e,i,0,r),s&&s.valid)return s}for(let n=a[0]>=t?a[0]-(t-1):0;n<=a[0]+(t-1);++n){if(i[0]=n,a[1]>=t&&(i[1]=a[1]-t,s=nf(e,i,0,r),s&&s.valid))return s;if(i[1]=a[1]+t,s=nf(e,i,0,r),s&&s.valid)return s}}return r[0]=t[0],r[1]=t[1],null}function rf(e,t,n,r,o){const a=[];let i=0;return t.forEach(((t,s)=>{const l=Kp.newInstance();switch(l.setContentType(qp.INDICES),e){case Yp.FIELD_ASSOCIATION_CELLS:l.setFieldType(Xp.CELL);break;case Yp.FIELD_ASSOCIATION_POINTS:l.setFieldType(Xp.POINT);break;default:Zp("Unknown field association")}l.getProperties().propID=t.info.propID,l.getProperties().prop=t.info.prop,l.getProperties().compositeID=t.info.compositeID,l.getProperties().attributeID=t.info.attributeID,l.getProperties().pixelCount=t.pixelCount,n&&(l.getProperties().displayPosition=[t.info.displayPosition[0],t.info.displayPosition[1],t.info.zValue],l.getProperties().worldPosition=o.displayToWorld(t.info.displayPosition[0],t.info.displayPosition[1],t.info.zValue,r)),l.setSelectionList(t.attributeIDs),a[i]=l,i++})),a}function of(e,t,n,r,o){const a=Math.floor(t),i=Math.floor(n),s=Math.floor(r),l=Math.floor(o),c=new Map,u=[0,0];for(let t=i;t<=l;t++)for(let n=a;n<=s;n++){const r=nf(e,[n,t],0,u);if(r&&r.valid){const t=Qp(r);if(c.has(t)){const n=c.get(t);n.pixelCount++,e.captureZValues&&r.zValue<n.info.zValue&&(n.info=r),-1===n.attributeIDs.indexOf(r.attributeID)&&n.attributeIDs.push(r.attributeID)}else c.set(t,{info:r,pixelCount:1,attributeIDs:[r.attributeID]})}}return rf(e.fieldAssociation,c,e.captureZValues,e.renderer,e.openGLRenderWindow)}function af(e,t){t.classHierarchy.push("vtkOpenGLHardwareSelector"),e.releasePixBuffers=()=>{t.rawPixBuffer=[],t.pixBuffer=[],t.zBuffer=null},e.beginSelection=()=>{t._openGLRenderer=t._openGLRenderWindow.getViewNodeFor(t._renderer),t.maxAttributeId=0;const n=t._openGLRenderWindow.getSize();if(t.framebuffer){t.framebuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.framebuffer.saveCurrentBindingsAndBuffers();const e=t.framebuffer.getSize();e[0]!==n[0]||e[1]!==n[1]?(t.framebuffer.create(n[0],n[1]),t.framebuffer.populateFramebuffer()):t.framebuffer.bind()}else t.framebuffer=zp.newInstance(),t.framebuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.framebuffer.saveCurrentBindingsAndBuffers(),t.framebuffer.create(n[0],n[1]),t.framebuffer.populateFramebuffer();if(t._openGLRenderer.clear(),t._openGLRenderer.setSelector(e),t.hitProps={},t.propPixels={},t.props=[],e.releasePixBuffers(),t.fieldAssociation===Yp.FIELD_ASSOCIATION_POINTS){const e=t._openGLRenderWindow.getContext(),n=e.isEnabled(e.BLEND);e.disable(e.BLEND),t._openGLRenderWindow.traverseAllPasses(),n&&e.enable(e.BLEND)}},e.endSelection=()=>{t.hitProps={},t._openGLRenderer.setSelector(null),t.framebuffer.restorePreviousBindingsAndBuffers()},e.preCapturePass=()=>{const e=t._openGLRenderWindow.getContext();t.originalBlending=e.isEnabled(e.BLEND),e.disable(e.BLEND)},e.postCapturePass=()=>{const e=t._openGLRenderWindow.getContext();t.originalBlending&&e.enable(e.BLEND)},e.select=()=>{let n=null;return e.captureBuffers()&&(n=e.generateSelection(t.area[0],t.area[1],t.area[2],t.area[3]),e.releasePixBuffers()),n},e.getSourceDataAsync=async(n,r,o,a,i)=>{if(t._renderer=n,void 0===r){const n=t._openGLRenderWindow.getSize();e.setArea(0,0,n[0]-1,n[1]-1)}else e.setArea(r,o,a,i);if(!e.captureBuffers())return!1;const s={area:[...t.area],pixBuffer:[...t.pixBuffer],captureZValues:t.captureZValues,zBuffer:t.zBuffer,props:[...t.props],fieldAssociation:t.fieldAssociation,renderer:n,openGLRenderWindow:t._openGLRenderWindow,generateSelection:function(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];return of(s,...t)}};return s},e.captureBuffers=()=>{if(!t._renderer||!t._openGLRenderWindow)return Zp("Renderer and view must be set before calling Select."),!1;t._openGLRenderer=t._openGLRenderWindow.getViewNodeFor(t._renderer),t._openGLRenderWindow.getRenderable().preRender(),e.invokeEvent({type:"StartEvent"}),t.originalBackground=t._renderer.getBackgroundByReference(),t._renderer.setBackground(0,0,0,0);const n=t._openGLRenderWindow.getRenderPasses();for(e.beginSelection(),t.currentPass=$p.MIN_KNOWN_PASS;t.currentPass<=$p.MAX_KNOWN_PASS;t.currentPass++)e.passRequired(t.currentPass)&&(e.preCapturePass(t.currentPass),t.captureZValues&&t.currentPass===$p.ACTOR_PASS&&"function"==typeof n[0].requestDepth&&"function"==typeof n[0].getFramebuffer?(n[0].requestDepth(),t._openGLRenderWindow.traverseAllPasses()):t._openGLRenderWindow.traverseAllPasses(),e.postCapturePass(t.currentPass),e.savePixelBuffer(t.currentPass),e.processPixelBuffers());return e.endSelection(),t._renderer.setBackground(t.originalBackground),e.invokeEvent({type:"EndEvent"}),!0},e.processPixelBuffers=()=>{t.props.forEach(((n,r)=>{e.isPropHit(r)&&n.processSelectorPixelBuffers(e,t.propPixels[r])}))},e.passRequired=e=>{if(e===$p.ID_HIGH24){if(t.fieldAssociation===Yp.FIELD_ASSOCIATION_POINTS)return t.maximumPointId>16777215;if(t.fieldAssociation===Yp.FIELD_ASSOCIATION_CELLS)return t.maximumCellId>16777215}return!0},e.savePixelBuffer=n=>{if(t.pixBuffer[n]=t._openGLRenderWindow.getPixelData(t.area[0],t.area[1],t.area[2],t.area[3]),!t.rawPixBuffer[n]){const e=(t.area[2]-t.area[0]+1)*(t.area[3]-t.area[1]+1)*4;t.rawPixBuffer[n]=new Uint8Array(e),t.rawPixBuffer[n].set(t.pixBuffer[n])}if(n===$p.ACTOR_PASS){if(t.captureZValues){const e=t._openGLRenderWindow.getRenderPasses();if("function"==typeof e[0].requestDepth&&"function"==typeof e[0].getFramebuffer){const n=e[0].getFramebuffer();n.saveCurrentBindingsAndBuffers(),n.bind(),t.zBuffer=t._openGLRenderWindow.getPixelData(t.area[0],t.area[1],t.area[2],t.area[3]),n.restorePreviousBindingsAndBuffers()}}e.buildPropHitList(t.rawPixBuffer[n])}},e.buildPropHitList=e=>{let n=0;for(let r=0;r<=t.area[3]-t.area[1];r++)for(let o=0;o<=t.area[2]-t.area[0];o++){let a=ef(o,r,e,t.area);a>0&&(a--,a in t.hitProps||(t.hitProps[a]=!0,t.propPixels[a]=[]),t.propPixels[a].push(4*n)),++n}},e.renderProp=n=>{t.currentPass===$p.ACTOR_PASS&&(e.setPropColorValueFromInt(t.props.length+1),t.props.push(n))},e.renderCompositeIndex=n=>{t.currentPass===$p.COMPOSITE_INDEX_PASS&&e.setPropColorValueFromInt(n+1)},e.renderAttributeId=e=>{e<0||(t.maxAttributeId=e>t.maxAttributeId?e:t.maxAttributeId)},e.passTypeToString=e=>Ht.enumToString($p,e),e.isPropHit=e=>Boolean(t.hitProps[e]),e.setPropColorValueFromInt=e=>{t.propColorValue[0]=e%256/255,t.propColorValue[1]=Math.floor(e/256)%256/255,t.propColorValue[2]=Math.floor(e/65536)%256/255},e.getPixelInformation=(n,r,o)=>{const a=r<0?0:r;if(0===a){if(o[0]=n[0],o[1]=n[1],n[0]<t.area[0]||n[0]>t.area[2]||n[1]<t.area[1]||n[1]>t.area[3])return null;const e=[n[0]-t.area[0],n[1]-t.area[1]],r=ef(e[0],e[1],t.pixBuffer[$p.ACTOR_PASS],t.area);if(r<=0||r-1>=t.props.length)return null;const a={valid:!0};a.propID=r-1,a.prop=t.props[a.propID];let i=ef(e[0],e[1],t.pixBuffer[$p.COMPOSITE_INDEX_PASS],t.area);if((i<0||i>16777215)&&(i=0),a.compositeID=i-1,t.captureZValues){const r=4*(e[1]*(t.area[2]-t.area[0]+1)+e[0]);a.zValue=(256*t.zBuffer[r]+t.zBuffer[r+1])/65535,a.displayPosition=n}if(t.pixBuffer[$p.ID_LOW24]&&0===Jp(e[0],e[1],t.pixBuffer[$p.ID_LOW24],t.area))return a;const s=ef(e[0],e[1],t.pixBuffer[$p.ID_LOW24],t.area),l=ef(e[0],e[1],t.pixBuffer[$p.ID_HIGH24],t.area);return a.attributeID=tf(s,l),a}const i=[n[0],n[1]],s=[0,0];let l=e.getPixelInformation(n,0,o);if(l&&l.valid)return l;for(let t=1;t<a;++t){for(let n=i[1]>t?i[1]-t:0;n<=i[1]+t;++n){if(s[1]=n,i[0]>=t&&(s[0]=i[0]-t,l=e.getPixelInformation(s,0,o),l&&l.valid))return l;if(s[0]=i[0]+t,l=e.getPixelInformation(s,0,o),l&&l.valid)return l}for(let n=i[0]>=t?i[0]-(t-1):0;n<=i[0]+(t-1);++n){if(s[0]=n,i[1]>=t&&(s[1]=i[1]-t,l=e.getPixelInformation(s,0,o),l&&l.valid))return l;if(s[1]=i[1]+t,l=e.getPixelInformation(s,0,o),l&&l.valid)return l}}return o[0]=n[0],o[1]=n[1],null},e.generateSelection=(n,r,o,a)=>{const i=Math.floor(n),s=Math.floor(r),l=Math.floor(o),c=Math.floor(a),u=new Map,d=[0,0];for(let n=s;n<=c;n++)for(let r=i;r<=l;r++){const o=[r,n],a=e.getPixelInformation(o,0,d);if(a&&a.valid){const e=Qp(a);if(u.has(e)){const n=u.get(e);n.pixelCount++,t.captureZValues&&a.zValue<n.info.zValue&&(n.info=a),-1===n.attributeIDs.indexOf(a.attributeID)&&n.attributeIDs.push(a.attributeID)}else u.set(e,{info:a,pixelCount:1,attributeIDs:[a.attributeID]})}}return rf(t.fieldAssociation,u,t.captureZValues,t._renderer,t._openGLRenderWindow)},e.getRawPixelBuffer=e=>t.rawPixBuffer[e],e.getPixelBuffer=e=>t.pixBuffer[e],e.attach=(e,n)=>{t._openGLRenderWindow=e,t._renderer=n};const n=e.setArea;e.setArea=function(){return!!n(...arguments)&&(t.area[0]=Math.floor(t.area[0]),t.area[1]=Math.floor(t.area[1]),t.area[2]=Math.floor(t.area[2]),t.area[3]=Math.floor(t.area[3]),!0)}}const sf={area:void 0,currentPass:-1,propColorValue:null,props:null,maximumPointId:0,maximumCellId:0,idOffset:1};function lf(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,sf,n),Fp.extend(e,t,n),t.propColorValue=[0,0,0],t.props=[],t.area||(t.area=[0,0,0,0]),Ht.setGetArray(e,t,["area"],4),Ht.setGet(e,t,["_renderer","currentPass","_openGLRenderWindow","maximumPointId","maximumCellId"]),Ht.setGetArray(e,t,["propColorValue"],3),Ht.moveToProtected(e,t,["renderer","openGLRenderWindow"]),Ht.event(e,t,"event"),af(e,t)}var cf={newInstance:Ht.newInstance(lf,"vtkOpenGLHardwareSelector"),extend:lf,...Ul};const{vtkErrorMacro:uf}=jt,{Representation:df}=us,{ObjectType:pf}=Ku,{PassTypes:ff}=cf,gf={type:"StartEvent"},mf={type:"EndEvent"};function hf(e,t){t.classHierarchy.push("vtkOpenGLGlyph3DMapper");const n={...e};e.renderPiece=(n,r)=>{if(e.invokeEvent(gf),t.renderable.getStatic()||t.renderable.update(),t.currentInput=t.renderable.getInputData(1),e.invokeEvent(mf),!t.currentInput)return void uf("No input!");if(!t.currentInput.getPoints||!t.currentInput.getPoints().getNumberOfValues())return;const o=t.context;t._openGLRenderWindow.getWebgl2()?(t.hardwareSupport=!0,t.extension=null):t.extension||(t.extension=t.context.getExtension("ANGLE_instanced_arrays"),t.hardwareSupport=!!t.extension);const a=r.getProperty().getBackfaceCulling(),i=r.getProperty().getFrontfaceCulling();a||i?i?(t._openGLRenderWindow.enableCullFace(),o.cullFace(o.FRONT)):(t._openGLRenderWindow.enableCullFace(),o.cullFace(o.BACK)):t._openGLRenderWindow.disableCullFace(),e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r)},e.multiply4x4WithOffset=(e,t,n,r)=>{const o=t[0],a=t[1],i=t[2],s=t[3],l=t[4],c=t[5],u=t[6],d=t[7],p=t[8],f=t[9],g=t[10],m=t[11],h=t[12],v=t[13],y=t[14],T=t[15];let b=n[r],x=n[r+1],C=n[r+2],S=n[r+3];e[0]=b*o+x*l+C*p+S*h,e[1]=b*a+x*c+C*f+S*v,e[2]=b*i+x*u+C*g+S*y,e[3]=b*s+x*d+C*m+S*T,b=n[r+4],x=n[r+5],C=n[r+6],S=n[r+7],e[4]=b*o+x*l+C*p+S*h,e[5]=b*a+x*c+C*f+S*v,e[6]=b*i+x*u+C*g+S*y,e[7]=b*s+x*d+C*m+S*T,b=n[r+8],x=n[r+9],C=n[r+10],S=n[r+11],e[8]=b*o+x*l+C*p+S*h,e[9]=b*a+x*c+C*f+S*v,e[10]=b*i+x*u+C*g+S*y,e[11]=b*s+x*d+C*m+S*T,b=n[r+12],x=n[r+13],C=n[r+14],S=n[r+15],e[12]=b*o+x*l+C*p+S*h,e[13]=b*a+x*c+C*f+S*v,e[14]=b*i+x*u+C*g+S*y,e[15]=b*s+x*d+C*m+S*T},e.replaceShaderNormal=(e,r,o)=>{if(t.hardwareSupport&&t.lastBoundBO.getReferenceByName("lastLightComplexity")>0){let n=e.Vertex;t.lastBoundBO.getCABO().getNormalOffset()&&(n=sd.substitute(n,"//VTK::Normal::Dec",["attribute vec3 normalMC;","attribute mat3 gNormal;","uniform mat3 normalMatrix;","varying vec3 normalVCVSOutput;"]).result,n=sd.substitute(n,"//VTK::Normal::Impl",["normalVCVSOutput = normalMatrix * gNormal * normalMC;"]).result),e.Vertex=n}n.replaceShaderNormal(e,r,o)},e.replaceShaderColor=(e,r,o)=>{if(t.hardwareSupport&&t.renderable.getColorArray()){let n=e.Vertex,r=e.Geometry,o=e.Fragment;const a=t.lastBoundBO.getReferenceByName("lastLightComplexity");let i=["uniform float ambient;","uniform float diffuse;","uniform float specular;","uniform float opacityUniform; // the fragment opacity"];a&&(i=i.concat(["uniform vec3 specularColorUniform;","uniform float specularPowerUniform;"]));let s=["vec3 ambientColor;"," vec3 diffuseColor;"," float opacity;"];a&&(s=s.concat([" vec3 specularColor;"," float specularPower;"])),s=s.concat([" opacity = opacityUniform;"]),a&&(s=s.concat([" specularColor = specularColorUniform;"," specularPower = specularPowerUniform;"])),t.drawingEdges||(i=i.concat(["varying vec4 vertexColorVSOutput;"]),n=sd.substitute(n,"//VTK::Color::Dec",["attribute vec4 gColor;","varying vec4 vertexColorVSOutput;"]).result,n=sd.substitute(n,"//VTK::Color::Impl",["vertexColorVSOutput = gColor;"]).result,r=sd.substitute(r,"//VTK::Color::Dec",["in vec4 vertexColorVSOutput[];","out vec4 vertexColorGSOutput;"]).result,r=sd.substitute(r,"//VTK::Color::Impl",["vertexColorGSOutput = vertexColorVSOutput[i];"]).result,s=s.concat([" diffuseColor = vertexColorVSOutput.rgb;"," ambientColor = vertexColorVSOutput.rgb;"," opacity = opacity*vertexColorVSOutput.a;"])),o=sd.substitute(o,"//VTK::Color::Impl",s).result,o=sd.substitute(o,"//VTK::Color::Dec",i).result,e.Vertex=n,e.Geometry=r,e.Fragment=o}n.replaceShaderColor(e,r,o)},e.replaceShaderPositionVC=(e,r,o)=>{if(t.hardwareSupport){let n=e.Vertex;t.lastBoundBO.getReferenceByName("lastLightComplexity")>0?(n=sd.substitute(n,"//VTK::PositionVC::Impl",["vec4 gVertexMC = gMatrix * vertexMC;","vertexVCVSOutput = MCVCMatrix * gVertexMC;"," gl_Position = MCPCMatrix * gVertexMC;"]).result,n=sd.substitute(n,"//VTK::Camera::Dec",["attribute mat4 gMatrix;","uniform mat4 MCPCMatrix;","uniform mat4 MCVCMatrix;"]).result):(n=sd.substitute(n,"//VTK::Camera::Dec",["attribute mat4 gMatrix;","uniform mat4 MCPCMatrix;"]).result,n=sd.substitute(n,"//VTK::PositionVC::Impl",["vec4 gVertexMC = gMatrix * vertexMC;"," gl_Position = MCPCMatrix * gVertexMC;"]).result),e.Vertex=n}n.replaceShaderPositionVC(e,r,o)},e.replaceShaderPicking=(e,r,o)=>{if(t.hardwareSupport){let t=e.Fragment,n=e.Vertex;n=sd.substitute(n,"//VTK::Picking::Dec",["attribute vec3 mapperIndexVS;","varying vec3 mapperIndexVSOutput;"]).result,n=sd.substitute(n,"//VTK::Picking::Impl"," mapperIndexVSOutput = mapperIndexVS;").result,e.Vertex=n,t=sd.substitute(t,"//VTK::Picking::Dec",["varying vec3 mapperIndexVSOutput;","uniform vec3 mapperIndex;","uniform int picking;"]).result,t=sd.substitute(t,"//VTK::Picking::Impl",[" vec4 pickColor = picking == 2 ? vec4(mapperIndexVSOutput,1.0) : vec4(mapperIndex,1.0);"," gl_FragData[0] = picking != 0 ? pickColor : gl_FragData[0];"]).result,e.Fragment=t}else n.replaceShaderPicking(e,r,o)},e.updateGlyphShaderParameters=(n,r,o,a,i,s,l,c)=>{const u=o.getProgram();if(n){const e=t.normalMatrix,n=s,r=9*l,o=t.tmpMat3,a=e[0],i=e[1],c=e[2],d=e[3],p=e[4],f=e[5],g=e[6],m=e[7],h=e[8],v=n[r],y=n[r+1],T=n[r+2],b=n[r+3],x=n[r+4],C=n[r+5],S=n[r+6],A=n[r+7],I=n[r+8];o[0]=v*a+y*d+T*g,o[1]=v*i+y*p+T*m,o[2]=v*c+y*f+T*h,o[3]=b*a+x*d+C*g,o[4]=b*i+x*p+C*m,o[5]=b*c+x*f+C*h,o[6]=S*a+A*d+I*g,o[7]=S*i+A*p+I*m,o[8]=S*c+A*f+I*h,u.setUniformMatrix3x3("normalMatrix",t.tmpMat3)}if(e.multiply4x4WithOffset(t.tmpMat4,t.mcpcMatrix,i,16*l),u.setUniformMatrix("MCPCMatrix",t.tmpMat4),r&&(e.multiply4x4WithOffset(t.tmpMat4,t.mcvcMatrix,i,16*l),u.setUniformMatrix("MCVCMatrix",t.tmpMat4)),a){const e=a.getData();t.tmpColor[0]=e[4*l]/255,t.tmpColor[1]=e[4*l+1]/255,t.tmpColor[2]=e[4*l+2]/255,u.setUniform3fArray("ambientColorUniform",t.tmpColor),u.setUniform3fArray("diffuseColorUniform",t.tmpColor)}c&&u.setUniform3fArray("mapperIndex",c.getPropColorValue())},e.renderPieceDraw=(n,r)=>{const o=r.getProperty().getRepresentation(),a=t.context,i=r.getProperty().getEdgeVisibility()&&o===df.SURFACE,s=t.openGLCamera.getKeyMatrices(n),l=t.openGLActor.getKeyMatrices();ve(t.normalMatrix,s.normalMatrix,l.normalMatrix),T(t.mcpcMatrix,s.wcpc,l.mcwc),T(t.mcvcMatrix,s.wcvc,l.mcwc);const c=t.renderable.getMatrixArray(),u=t.renderable.getNormalArray(),d=t.renderable.getColorArray(),p=c.length/16;let f=!1;t._openGLRenderer.getSelector()&&t._openGLRenderer.getSelector().getCurrentPass()===ff.COMPOSITE_INDEX_PASS&&(f=!0);for(let s=t.primTypes.Start;s<t.primTypes.End;s++){const l=t.primitives[s].getCABO();if(l.getElementCount()){t.drawingEdges=i&&(s===t.primTypes.TrisEdges||s===t.primTypes.TriStripsEdges),t.lastBoundBO=t.primitives[s],t.primitives[s].updateShaders(n,r,e);const g=t.primitives[s].getProgram(),m=t.primitives[s].getOpenGLMode(o),h=g.isUniformUsed("normalMatrix"),v=g.isUniformUsed("MCVCMatrix");if(t.hardwareSupport)t.extension?t.extension.drawArraysInstancedANGLE(m,0,l.getElementCount(),p):a.drawArraysInstanced(m,0,l.getElementCount(),p);else for(let n=0;n<p;++n)f&&t._openGLRenderer.getSelector().renderCompositeIndex(n),e.updateGlyphShaderParameters(h,v,t.primitives[s],d,c,u,n,f?t._openGLRenderer.getSelector():null),a.drawArrays(m,0,l.getElementCount())}}},e.setMapperShaderParameters=(e,r,o)=>{if(e.getCABO().getElementCount()&&(t.glyphBOBuildTime.getMTime()>e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()>e.getAttributeUpdateTime().getMTime()))return e.getProgram().isAttributeUsed("gMatrix")?e.getVAO().addAttributeMatrixWithDivisor(e.getProgram(),t.matrixBuffer,"gMatrix",0,64,t.context.FLOAT,4,!1,1)||uf("Error setting gMatrix in shader VAO."):e.getVAO().removeAttributeArray("gMatrix"),e.getProgram().isAttributeUsed("gNormal")?e.getVAO().addAttributeMatrixWithDivisor(e.getProgram(),t.normalBuffer,"gNormal",0,36,t.context.FLOAT,3,!1,1)||uf("Error setting gNormal in shader VAO."):e.getVAO().removeAttributeArray("gNormal"),e.getProgram().isAttributeUsed("gColor")?e.getVAO().addAttributeArrayWithDivisor(e.getProgram(),t.colorBuffer,"gColor",0,4,t.context.UNSIGNED_BYTE,4,!0,1,!1)||uf("Error setting gColor in shader VAO."):e.getVAO().removeAttributeArray("gColor"),e.getProgram().isAttributeUsed("mapperIndexVS")?e.getVAO().addAttributeArrayWithDivisor(e.getProgram(),t.pickBuffer,"mapperIndexVS",0,4,t.context.UNSIGNED_BYTE,4,!0,1,!1)||uf("Error setting mapperIndexVS in shader VAO."):e.getVAO().removeAttributeArray("mapperIndexVS"),n.setMapperShaderParameters(e,r,o),void e.getAttributeUpdateTime().modified();n.setMapperShaderParameters(e,r,o)},e.getNeedToRebuildBufferObjects=(e,r)=>(t.renderable.buildArrays(),t.VBOBuildTime.getMTime()<t.renderable.getBuildTime().getMTime()||n.getNeedToRebuildBufferObjects(e,r)),e.getNeedToRebuildShaders=(e,r,o)=>!!(n.getNeedToRebuildShaders(e,r,o)||e.getShaderSourceTime().getMTime()<t.renderable.getMTime()||e.getShaderSourceTime().getMTime()<t.currentInput.getMTime()),e.buildBufferObjects=(e,r)=>{if(t.hardwareSupport){const e=t.renderable.getMatrixArray(),n=t.renderable.getNormalArray(),r=t.renderable.getColorArray();if(t.matrixBuffer||(t.matrixBuffer=Ku.newInstance(),t.matrixBuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.normalBuffer=Ku.newInstance(),t.normalBuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.colorBuffer=Ku.newInstance(),t.colorBuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.pickBuffer=Ku.newInstance(),t.pickBuffer.setOpenGLRenderWindow(t._openGLRenderWindow)),t.renderable.getBuildTime().getMTime()>t.glyphBOBuildTime.getMTime()){t.matrixBuffer.upload(e,pf.ARRAY_BUFFER),t.normalBuffer.upload(n,pf.ARRAY_BUFFER),r?t.colorBuffer.upload(r.getData(),pf.ARRAY_BUFFER):t.colorBuffer.releaseGraphicsResources();const o=e.length/16,a=new Uint8Array(4*o);for(let e=0;e<o;++e){let t=e+1;const n=4*e;a[n]=t%256,t-=a[n],t/=256,a[n+1]=t%256,t-=a[n+1],t/=256,a[n+2]=t%256,a[n+3]=255}t.pickBuffer.upload(a,pf.ARRAY_BUFFER),t.glyphBOBuildTime.modified()}}return n.buildBufferObjects(e,r)}}const vf={normalMatrix:null,mcpcMatrix:null,mcwcMatrix:null};const yf=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,vf,n),ep.extend(e,t,n),t.tmpMat3=pe(new Float64Array(9)),t.normalMatrix=pe(new Float64Array(9)),t.mcpcMatrix=g(new Float64Array(16)),t.mcvcMatrix=g(new Float64Array(16)),t.tmpColor=[],t.glyphBOBuildTime={},vt(t.glyphBOBuildTime,{mtime:0}),hf(e,t)}),"vtkOpenGLGlyph3DMapper");nn("vtkGlyph3DMapper",yf);const{vtkErrorMacro:Tf}=Ht;class bf{constructor(){this.segmentMapping={},this.segments=[null],this.faces=[]}addSegment(e){const t=e[0],n=e[e.length-1];if(t===n||e.length<2)return;const r=this.segmentMapping[t],o=this.segmentMapping[n];if(void 0!==r&&void 0!==o)if(Math.abs(r)===Math.abs(o)){const a=r<o?o:r,i=this.segments[a];if(r>0)for(let t=1;t<e.length-1;t++)i.push(e[t]);else for(let t=1;t<e.length-1;t++)i.unshift(e[e.length-1-t]);this.faces.push(i),this.segments[a]=null,this.segmentMapping[t]=void 0,this.segmentMapping[n]=void 0}else{const t=Math.abs(r),n=Math.abs(o),a=this.segments[t],i=this.segments[n];this.segments[t]=null,this.segments[n]=null,this.segmentMapping[a[0]]=void 0,this.segmentMapping[i[0]]=void 0,this.segmentMapping[a[a.length-1]]=void 0,this.segmentMapping[i[i.length-1]]=void 0,this.addSegment(e),this.addSegment(a),this.addSegment(i)}else if(void 0!==r){if(r>0){const t=this.segments[r];for(let n=1;n<e.length;n++)t.push(e[n]);this.segmentMapping[n]=r}else{const t=this.segments[-r];this.segmentMapping[n]=r;for(let n=1;n<e.length;n++)t.unshift(e[n])}this.segmentMapping[t]=void 0}else if(void 0!==o){if(o>0){const n=this.segments[o];for(let t=1;t<e.length;t++)n.push(e[e.length-1-t]);this.segmentMapping[t]=o}else{const n=this.segments[-o];this.segmentMapping[t]=o;for(let t=1;t<e.length;t++)n.unshift(e[e.length-t-1])}this.segmentMapping[n]=void 0}else{const r=this.segments.length;this.segments.push(e),this.segmentMapping[t]=-r,this.segmentMapping[n]=r}}}function xf(e,t){t.classHierarchy.push("vtkClosedPolyLineToSurfaceFilter"),e.requestData=(e,t)=>{const n=e[0];if(!n)return void Tf("Invalid or missing input");const r=pu.newInstance();r.shallowCopy(n);const o=new bf,a=n.getLines().getData();let i=0;for(;i<a.length;){const e=a[i++],t=[];for(let n=0;n<e;n++)t.push(a[i+n]);o.addSegment(t),i+=e}const{faces:s}=o;let l=s.length;for(let e=0;e<s.length;e++)l+=s[e].length;const c=new Uint16Array(l);i=0;for(let e=0;e<s.length;e++){const t=s[e];c[i++]=t.length;for(let e=0;e<t.length;e++)c[i++]=t[e]}r.setPolys(sc.newInstance({values:c,name:"faces"})),t[0]=r}}const Cf={};function Sf(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Cf,n),Ht.obj(e,t),Ht.algo(e,t,1,1),xf(e,t)}var Af={newInstance:Ht.newInstance(Sf,"vtkClosedPolyLineToSurfaceFilter"),extend:Sf};const{vtkErrorMacro:If}=jt;function Pf(e,t){t.classHierarchy.push("vtkCutter");const n={...e};e.getMTime=()=>{let e=n.getMTime();return t.cutFunction?(e=Math.max(e,t.cutFunction.getMTime()),e):e},e.requestData=(e,n)=>{const r=e[0];if(!r)return void If("Invalid or missing input");if(!t.cutFunction)return void If("Missing cut function");const o=pu.newInstance();(function(e,n){const r=e.getPoints(),o=r.getData(),a=r.getNumberOfPoints(),i=[],s=[],l=[];(!t.cutScalars||t.cutScalars.length<a)&&(t.cutScalars=new Float32Array(a));let c=0,u=0;for(;c<o.length;)t.cutScalars[u++]=t.cutFunction.evaluateFunction(o[c++],o[c++],o[c++]);const d=[],p=new Array(3),f=new Array(3),g=function(e){const t=e.getPolys().getData(),n=e.getStrips().getData(),r={done:!1,polyIdx:0,stripIdx:0,remainingStripLength:0,next(){let e=null;if(r.polyIdx<t.length){const n=t[r.polyIdx],o=r.polyIdx+1,a=o+n;r.polyIdx=a,e=t.subarray(o,a)}else if(r.stripIdx<n.length){0===r.remainingStripLength&&(r.remainingStripLength=n[r.stripIdx]-2,r.stripIdx+=3);const t=r.stripIdx-2,o=r.stripIdx+1;r.stripIdx++,r.remainingStripLength--,e=n.subarray(t,o)}else if(r.done)throw new Error("Iterator is done");return r.done=r.polyIdx>=t.length&&r.stripIdx>=n.length,e}};return r}(e);for(;!g.done;){const e=g.next();if(e.length<=2)continue;const n=[];let r;for(let o=0;o<e.length;o++)r=e[o],n.push(t.cutScalars[r]);const a=n[0]>0;let c=!0;for(let e=1;e<n.length;e++)if(n[e]>0!==a){c=!1;break}if(c)continue;const u=[];for(let r=0;r<e.length;r++){const a=r+1===e.length?0:r+1,i=n[r]>0;if(n[a]>0===i)continue;let s=r,l=a,c=n[l]-n[s];c<=0&&(s=a,l=r,c*=-1);let d=0;0!==c&&(d=(t.cutValue-n[s])/c);const g=e[s],m=e[l];p[0]=o[3*g],p[1]=o[3*g+1],p[2]=o[3*g+2],f[0]=o[3*m],f[1]=o[3*m+1],f[2]=o[3*m+2];const h=[p[0]+d*(f[0]-p[0]),p[1]+d*(f[1]-p[1]),p[2]+d*(f[2]-p[2])];u.push({pointEdge1:g,pointEdge2:m,intersectedPoint:h,newPointID:-1})}for(let e=0;e<u.length;e++){const t=u[e];let n=!1;for(let r=0;r<d.length;r++){const o=d[r],a=t.pointEdge1===o.pointEdge1&&t.pointEdge2===o.pointEdge2,i=t.intersectedPoint[0]===o.intersectedPoint[0]&&t.intersectedPoint[1]===o.intersectedPoint[1]&&t.intersectedPoint[2]===o.intersectedPoint[2];if(a||i){n=!0,u[e].newPointID=d[r].newPointID;break}}n||(i.push(t.intersectedPoint[0]),i.push(t.intersectedPoint[1]),i.push(t.intersectedPoint[2]),u[e].newPointID=i.length/3-1,d.push(u[e]))}const m=u.length;2===m?s.push(m,u[0].newPointID,u[1].newPointID):m>2&&(l.push(m),u.forEach((e=>{l.push(e.newPointID)})))}n.getPoints().setData(it(r.getDataType(),i),3),0!==s.length&&n.getLines().setData(Uint16Array.from(s)),0!==l.length&&n.getPolys().setData(Uint16Array.from(l))})(r,o),n[0]=o}}const wf={cutFunction:null,cutScalars:null,cutValue:0};function Of(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,wf,n),vt(e,t),Ot(e,t,1,1),St(e,t,["cutFunction","cutValue"]),Pf(e,t)}var Mf={newInstance:Dt(Of,"vtkCutter"),extend:Of};const Rf=e=>e,Df=1e-6;class Ef{constructor(){let e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this.matrix=g(new Float64Array(16)),this.tmp=new Float64Array(3),this.angleConv=e?l:Rf}rotateFromDirections(e,t){const n=new Float64Array(3),r=new Float64Array(3),o=new Float64Array(16);An(n,e[0],e[1],e[2]),An(r,t[0],t[1],t[2]),Mn(n,n),Mn(r,r);const a=Rn(n,r);return a>=1||(Dn(this.tmp,n,r),Cn(this.tmp)<Df&&(Dn(this.tmp,[1,0,0],e),Cn(this.tmp)<Df&&Dn(this.tmp,[0,1,0],e)),O(o,Math.acos(a),this.tmp),T(this.matrix,this.matrix,o)),this}rotate(e,t){return An(this.tmp,...t),Mn(this.tmp,this.tmp),C(this.matrix,this.matrix,this.angleConv(e),this.tmp),this}rotateX(e){return S(this.matrix,this.matrix,this.angleConv(e)),this}rotateY(e){return A(this.matrix,this.matrix,this.angleConv(e)),this}rotateZ(e){return I(this.matrix,this.matrix,this.angleConv(e)),this}translate(e,t,n){return An(this.tmp,e,t,n),b(this.matrix,this.matrix,this.tmp),this}scale(e,t,n){return An(this.tmp,e,t,n),x(this.matrix,this.matrix,this.tmp),this}multiply(e){return T(this.matrix,this.matrix,e),this}multiply3x3(e){return T(this.matrix,this.matrix,[e[0],e[1],e[2],0,e[3],e[4],e[5],0,e[6],e[7],e[8],0,0,0,0,1]),this}invert(){return h(this.matrix,this.matrix),this}identity(){return g(this.matrix),this}apply(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:-1;if(oa(ho,this.matrix))return this;const r=-1===n?e.length:t+3*n;for(let n=t;n<r;n+=3)An(this.tmp,e[n],e[n+1],e[n+2]),En(this.tmp,this.tmp,this.matrix),e[n]=this.tmp[0],e[n+1]=this.tmp[1],e[n+2]=this.tmp[2];return this}getMatrix(){return this.matrix}setMatrix(e){return e&&16===e.length&&d(this.matrix,e),this}}var Vf=function(){return new Ef(!0)},Lf=function(){return new Ef(!1)};const Bf=[2,0,1,2,2,3,2,4,5,2,6,7,2,0,2,2,1,3,2,4,6,2,5,7,2,0,4,2,1,5,2,2,6,2,3,7],Nf=[4,0,1,3,2,4,4,6,7,5,4,8,10,11,9,4,12,13,15,14,4,16,18,19,17,4,20,21,23,22];function _f(e,t){t.classHierarchy.push("vtkCubeSource"),e.setBounds=function(){let t=[];if(Array.isArray(arguments.length<=0?void 0:arguments[0]))t=arguments.length<=0?void 0:arguments[0];else for(let e=0;e<arguments.length;e++)t.push(e<0||arguments.length<=e?void 0:arguments[e]);6===t.length&&(e.setXLength(t[1]-t[0]),e.setYLength(t[3]-t[2]),e.setZLength(t[5]-t[4]),e.setCenter([(t[0]+t[1])/2,(t[2]+t[3])/2,(t[4]+t[5])/2]))},e.requestData=function(e,n){if(t.deleted)return;const r=pu.newInstance();n[0]=r;const o=Ht.newTypedArray(t.pointType,72);r.getPoints().setData(o,3);const a=Ht.newTypedArray(t.pointType,72),i=Rs.newInstance({name:"Normals",values:a,numberOfComponents:3});r.getPointData().setNormals(i);let s=2;!0===t.generate3DTextureCoordinates&&(s=3);const l=Ht.newTypedArray(t.pointType,24*s),c=Rs.newInstance({name:"TextureCoordinates",values:l,numberOfComponents:s});r.getPointData().setTCoords(c);const u=[0,0,0],d=[0,0,0],p=[0,0];let f=0;u[0]=-t.xLength/2,d[0]=-1,d[1]=0,d[2]=0;for(let e=0;e<2;e++){u[1]=-t.yLength/2;for(let n=0;n<2;n++){p[1]=u[1]+.5,u[2]=-t.zLength/2;for(let r=0;r<2;r++)p[0]=(u[2]+.5)*(1-2*e),o[3*f]=u[0],o[3*f+1]=u[1],o[3*f+2]=u[2],a[3*f]=d[0],a[3*f+1]=d[1],a[3*f+2]=d[2],2===s?(l[f*s]=p[0],l[f*s+1]=p[1]):(l[f*s]=2*e-1,l[f*s+1]=2*n-1,l[f*s+2]=2*r-1),f++,u[2]+=t.zLength;u[1]+=t.yLength}u[0]+=t.xLength,d[0]+=2}u[1]=-t.yLength/2,d[1]=-1,d[0]=0,d[2]=0;for(let e=0;e<2;e++){u[0]=-t.xLength/2;for(let n=0;n<2;n++){p[0]=(u[0]+.5)*(2*e-1),u[2]=-t.zLength/2;for(let r=0;r<2;r++)p[1]=-1*(u[2]+.5),o[3*f]=u[0],o[3*f+1]=u[1],o[3*f+2]=u[2],a[3*f]=d[0],a[3*f+1]=d[1],a[3*f+2]=d[2],2===s?(l[f*s]=p[0],l[f*s+1]=p[1]):(l[f*s]=2*n-1,l[f*s+1]=2*e-1,l[f*s+2]=2*r-1),f++,u[2]+=t.zLength;u[0]+=t.xLength}u[1]+=t.yLength,d[1]+=2}u[2]=-t.zLength/2,d[2]=-1,d[0]=0,d[1]=0;for(let e=0;e<2;e++){u[1]=-t.yLength/2;for(let n=0;n<2;n++){p[1]=u[1]+.5,u[0]=-t.xLength/2;for(let r=0;r<2;r++)p[0]=(u[0]+.5)*(2*e-1),o[3*f]=u[0],o[3*f+1]=u[1],o[3*f+2]=u[2],a[3*f]=d[0],a[3*f+1]=d[1],a[3*f+2]=d[2],2===s?(l[f*s]=p[0],l[f*s+1]=p[1]):(l[f*s]=2*r-1,l[f*s+1]=2*n-1,l[f*s+2]=2*e-1),f++,u[0]+=t.xLength;u[1]+=t.yLength}u[2]+=t.zLength,d[2]+=2}if(t.rotations&&Vf().rotateX(t.rotations[0]).rotateY(t.rotations[1]).rotateZ(t.rotations[2]).apply(o).apply(a),t.center&&Lf().translate(...t.center).apply(o),t.matrix){Lf().setMatrix(t.matrix).apply(o);const e=[t.matrix[0],t.matrix[1],t.matrix[2],0,t.matrix[4],t.matrix[5],t.matrix[6],0,t.matrix[8],t.matrix[9],t.matrix[10],0,0,0,0,1];Lf().setMatrix(e).apply(a)}t.generateFaces?r.getPolys().deepCopy(t._polys):r.getPolys().initialize(),t.generateLines?(r.getLines().deepCopy(t._lineCells),r.getPointData().setNormals(null)):r.getLines().initialize(),r.modified()}}const Ff={xLength:1,yLength:1,zLength:1,pointType:"Float64Array",generate3DTextureCoordinates:!1,generateFaces:!0,generateLines:!1};function kf(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ff,n),Ht.obj(e,t),Ht.setGet(e,t,["xLength","yLength","zLength","generate3DTextureCoordinates","generateFaces","generateLines"]),Ht.setGetArray(e,t,["center","rotations"],3),Ht.setGetArray(e,t,["matrix"],16),t._polys=sc.newInstance({values:Uint16Array.from(Nf)}),t._lineCells=sc.newInstance({values:Uint16Array.from(Bf)}),Ht.moveToProtected(e,t,["polys","lineCells"]),Ht.algo(e,t,0,1),_f(e,t)}var Gf={newInstance:Ht.newInstance(kf,"vtkCubeSource"),extend:kf};const{vtkErrorMacro:Uf}=Ht;function zf(e,t){t.classHierarchy.push("vtkImageDataOutlineFilter");const n={...e};e.requestData=(e,n)=>{const r=e[0];if(!r||!r.isA("vtkImageData"))return void Uf("Invalid or missing input");const o=r.getSpatialExtent();o?(t._cubeSource.setBounds(o),t._cubeSource.setMatrix(r.getIndexToWorld()),n[0]=t._cubeSource.getOutputData()):Uf("Unable to fetch spatial extents of input image.")},e.getMTime=()=>Math.max(n.getMTime(),t._cubeSource.getMTime()),e.setGenerateFaces=t._cubeSource.setGenerateFaces,e.setGenerateLines=t._cubeSource.setGenerateLines,e.getGenerateFaces=t._cubeSource.getGenerateFaces,e.getGenerateLines=t._cubeSource.getGenerateLines}const Wf={};function Hf(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Wf,n),Ht.obj(e,t),Ht.algo(e,t,1,1),t._cubeSource=Gf.newInstance(),Ht.moveToProtected(e,t,["cubeSource","tmpOut"]),zf(e,t)}var jf={newInstance:Ht.newInstance(Hf,"vtkImageDataOutlineFilter"),extend:Hf};let Kf;function $f(e,t){t.classHierarchy.push("vtkAbstractTransform","vtkHomogeneousTransform","vtkTransform"),e.transformPoint=(e,n)=>(En(n,e,t.matrix),n),e.transformPoints=(e,n)=>{const r=new Float64Array(3),o=new Float64Array(3);for(let a=0;a<e.length;a+=3)r[0]=e[a],r[1]=e[a+1],r[2]=e[a+2],En(o,r,t.matrix),n[a]=o[0],n[a+1]=o[1],n[a+2]=o[2];return n},e.preMultiply=()=>{e.setPreMultiplyFlag(!0)},e.postMultiply=()=>{e.setPreMultiplyFlag(!1)},e.transformMatrix=(e,n)=>(t.preMultiplyFlag?T(n,t.matrix,e):T(n,e,t.matrix),n),e.transformMatrices=(e,n)=>{const r=new Float64Array(16),o=new Float64Array(16),a=t.preMultiplyFlag?()=>T(o,t.matrix,r):()=>T(o,r,t.matrix);for(let t=0;t<e.length;t+=16){for(let n=0;n<16;++n)r[n]=e[t+n];a();for(let e=0;e<16;++e)n[t+e]=o[e]}return n},e.getInverse=()=>Kf({matrix:Ua.invertMatrix(Array.from(t.matrix),[],4),preMultiplyFlag:t.preMultiplyFlag})}const qf={preMultiplyFlag:!1,matrix:[...ho]};function Xf(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,qf,n),Ht.obj(e,t),Ht.setGet(e,t,["preMultiplyFlag"]),Ht.setGetArray(e,t,["matrix"],16),$f(e,t)}Kf=Ht.newInstance(Xf,"vtkTransform");var Yf={newInstance:Kf,extend:Xf};const Zf={NEAREST:0,LINEAR:1};var Qf={InterpolationType:Zf};const{vtkErrorMacro:Jf}=jt;function eg(e,t,n){if(t.apply(e)){const t=e.getIndependentComponents();return`${e.getMTime()}-${t}-${n}`}return"0"}function tg(e,t,n){return t.identity(n),e.reduce(((e,n,r)=>0===r?n?t.copy(e,n):t.identity(e):n?t.multiply(e,e,n):e),n)}function ng(e,t){t.classHierarchy.push("vtkOpenGLImageResliceMapper"),e.buildPass=n=>{if(n){t.currentRenderPass=null,t._openGLImageSlice=e.getFirstAncestorOfType("vtkOpenGLImageSlice"),t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer");const n=t._openGLRenderer.getRenderable();t._openGLCamera=t._openGLRenderer.getViewNodeFor(n.getActiveCamera()),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.context=t._openGLRenderWindow.getContext(),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLTexture||(t.openGLTexture=Ld.newInstance()),t.openGLTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.pwfTexture.setOpenGLRenderWindow(t._openGLRenderWindow)}},e.translucentPass=(n,r)=>{n&&(t.currentRenderPass=r,e.render())},e.zBufferPass=n=>{n&&(t.haveSeenDepthRequest=!0,t.renderDepth=!0,e.render(),t.renderDepth=!1)},e.opaqueZBufferPass=t=>e.zBufferPass(t),e.opaquePass=t=>{t&&e.render()},e.getCoincidentParameters=(e,n)=>t.renderable.getResolveCoincidentTopology()?t.renderable.getCoincidentTopologyPolygonOffsetParameters():null,e.render=()=>{const n=t._openGLImageSlice.getRenderable(),r=t._openGLRenderer.getRenderable();e.renderPiece(r,n)},e.renderPiece=(n,r)=>{e.invokeEvent({type:"StartEvent"}),t.renderable.update(),t.currentInput=t.renderable.getInputData(),t.currentInput?(e.updateResliceGeometry(),e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r),e.invokeEvent({type:"EndEvent"})):Jf("No input!")},e.renderPieceStart=(n,r)=>{e.updateBufferObjects(n,r),r.getProperty().getInterpolationType()===Zf.NEAREST?(t.openGLTexture.setMinificationFilter(yd.NEAREST),t.openGLTexture.setMagnificationFilter(yd.NEAREST),t.colorTexture.setMinificationFilter(yd.NEAREST),t.colorTexture.setMagnificationFilter(yd.NEAREST),t.pwfTexture.setMinificationFilter(yd.NEAREST),t.pwfTexture.setMagnificationFilter(yd.NEAREST)):(t.openGLTexture.setMinificationFilter(yd.LINEAR),t.openGLTexture.setMagnificationFilter(yd.LINEAR),t.colorTexture.setMinificationFilter(yd.LINEAR),t.colorTexture.setMagnificationFilter(yd.LINEAR),t.pwfTexture.setMinificationFilter(yd.LINEAR),t.pwfTexture.setMagnificationFilter(yd.LINEAR)),t.lastBoundBO=null},e.renderPieceDraw=(n,r)=>{const o=t.context;t.openGLTexture.activate(),t.colorTexture.activate(),t.pwfTexture.activate(),e.updateShaders(t.tris,n,r),o.drawArrays(o.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release(),t.openGLTexture.deactivate(),t.colorTexture.deactivate(),t.pwfTexture.deactivate()},e.renderPieceFinish=(e,t)=>{},e.updateBufferObjects=(t,n)=>{e.getNeedToRebuildBufferObjects(t,n)&&e.buildBufferObjects(t,n)},e.getNeedToRebuildBufferObjects=(n,r)=>t.VBOBuildTime.getMTime()<e.getMTime()||t.VBOBuildTime.getMTime()<r.getMTime()||t.VBOBuildTime.getMTime()<t.renderable.getMTime()||t.VBOBuildTime.getMTime()<r.getProperty().getMTime()||t.VBOBuildTime.getMTime()<t.currentInput.getMTime()||t.VBOBuildTime.getMTime()<t.resliceGeom.getMTime(),e.buildBufferObjects=(e,n)=>{const r=t.currentInput;if(!r)return;const o=r.getPointData()?.getScalars();if(!o)return;const a=o.getNumberOfComponents();if(!t._externalOpenGLTexture){const e=`${r.getMTime()}A${o.getMTime()}`;if(t.openGLTextureString!==e){const n=r.getDimensions();t.openGLTexture.getOglNorm16Ext(t.context.getExtension("EXT_texture_norm16")),t.openGLTexture.releaseGraphicsResources(t._openGLRenderWindow),t.openGLTexture.resetFormatAndType(),t.openGLTexture.create3DFilterableFromDataArray(n[0],n[1],n[2],o),t.openGLTextureString=e}}const i=n.getProperty(),s=i.getIndependentComponents(),l=s?a:1,c=s?2*l:1,u=eg(i,i.getRGBTransferFunction,l);if(t.colorTextureString!==u){const e=1024,n=new Uint8Array(e*c*3);let r=i.getRGBTransferFunction();if(r){const o=new Float32Array(3*e);for(let t=0;t<l;t++){r=i.getRGBTransferFunction(t);const a=r.getRange();if(r.getTable(a[0],a[1],e,o,1),s)for(let r=0;r<3*e;r++)n[t*e*6+r]=255*o[r],n[t*e*6+r+3*e]=255*o[r];else for(let r=0;r<3*e;r++)n[t*e*6+r]=255*o[r]}t.colorTexture.releaseGraphicsResources(t._openGLRenderWindow),t.colorTexture.resetFormatAndType(),t.colorTexture.create2DFromRaw(e,c,3,vs.UNSIGNED_CHAR,n)}else{for(let t=0;t<3*e;++t)n[t]=255*t/(3*(e-1)),n[t+1]=255*t/(3*(e-1)),n[t+2]=255*t/(3*(e-1));t.colorTexture.create2DFromRaw(e,1,3,vs.UNSIGNED_CHAR,n)}t.colorTextureString=u}const d=eg(i,i.getPiecewiseFunction,l);if(t.pwfTextureString!==d){const e=1024,n=e*c,r=new Uint8Array(n);let o=i.getPiecewiseFunction();if(t.pwfTexture.releaseGraphicsResources(t._openGLRenderWindow),t.pwfTexture.resetFormatAndType(),o){const r=new Float32Array(n),a=new Float32Array(e);for(let t=0;t<l;++t)if(o=i.getPiecewiseFunction(t),null===o)r.fill(1);else{const n=o.getRange();if(o.getTable(n[0],n[1],e,a,1),s)for(let n=0;n<e;n++)r[t*e*2+n]=a[n],r[t*e*2+n+e]=a[n];else for(let n=0;n<e;n++)r[t*e*2+n]=a[n]}t.pwfTexture.create2DFromRaw(e,c,1,vs.FLOAT,r)}else r.fill(255),t.pwfTexture.create2DFromRaw(e,1,1,vs.UNSIGNED_CHAR,r);t.pwfTextureString=d}const p=`${t.resliceGeom.getMTime()}A${t.renderable.getSlabThickness()}`;if(!t.tris.getCABO().getElementCount()||t.VBOBuildString!==p){const e=Rs.newInstance({numberOfComponents:3,values:t.resliceGeom.getPoints().getData()});e.setName("points");const n=Rs.newInstance({numberOfComponents:1,values:t.resliceGeom.getPolys().getData()}),r={points:e,cellOffset:0};if(t.renderable.getSlabThickness()>0){const e=t.resliceGeom.getPointData().getNormals();e?r.normals=e:Jf("Slab mode requested without normals")}t.tris.getCABO().createVBO(n,"polys",ns.SURFACE,r)}t.VBOBuildString=p,t.VBOBuildTime.modified()},e.updateShaders=(n,r,o)=>{if(t.lastBoundBO=n,e.getNeedToRebuildShaders(n,r,o)){const a={Vertex:null,Fragment:null,Geometry:null};e.buildShaders(a,r,o);const i=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(a.Vertex,a.Fragment,a.Geometry);i!==n.getProgram()&&(n.setProgram(i),n.getVAO().releaseGraphicsResources()),n.getShaderSourceTime().modified()}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(n.getProgram());n.getVAO().bind(),e.setMapperShaderParameters(n,r,o),e.setCameraShaderParameters(n,r,o),e.setPropertyShaderParameters(n,r,o)},e.setMapperShaderParameters=(n,r,o)=>{const a=n.getProgram();if(n.getCABO().getElementCount()&&(t.VBOBuildTime.getMTime()>n.getAttributeUpdateTime().getMTime()||n.getShaderSourceTime().getMTime()>n.getAttributeUpdateTime().getMTime())){a.isUniformUsed("texture1")&&a.setUniformi("texture1",t.openGLTexture.getTextureUnit()),a.isAttributeUsed("vertexWC")&&(n.getVAO().addAttributeArray(a,n.getCABO(),"vertexWC",n.getCABO().getVertexOffset(),n.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||Jf("Error setting vertexWC in shader VAO.")),a.isAttributeUsed("normalWC")&&(n.getVAO().addAttributeArray(a,n.getCABO(),"normalWC",n.getCABO().getNormalOffset(),n.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||Jf("Error setting normalWC in shader VAO.")),a.isUniformUsed("slabThickness")&&a.setUniformf("slabThickness",t.renderable.getSlabThickness()),a.isUniformUsed("spacing")&&a.setUniform3fv("spacing",t.currentInput.getSpacing()),a.isUniformUsed("slabType")&&a.setUniformi("slabType",t.renderable.getSlabType()),a.isUniformUsed("slabType")&&a.setUniformi("slabType",t.renderable.getSlabType()),a.isUniformUsed("slabTrapezoid")&&a.setUniformi("slabTrapezoid",t.renderable.getSlabTrapezoidIntegration());const e=n.getCABO().getCoordShiftAndScaleEnabled()?n.getCABO().getInverseShiftAndScaleMatrix():null;if(a.isUniformUsed("WCTCMatrix")){const n=t.currentInput,r=n.getDimensions();d(t.tmpMat4,n.getIndexToWorld()),x(t.tmpMat4,t.tmpMat4,r),h(t.tmpMat4,t.tmpMat4),e&&T(t.tmpMat4,t.tmpMat4,e),a.setUniformMatrix("WCTCMatrix",t.tmpMat4)}a.isUniformUsed("vboScaling")&&a.setUniform3fv("vboScaling",n.getCABO().getCoordScale()),n.getAttributeUpdateTime().modified()}if(t.haveSeenDepthRequest&&n.getProgram().setUniformi("depthRequest",t.renderDepth?1:0),n.getProgram().isUniformUsed("coffset")){const t=e.getCoincidentParameters(r,o);n.getProgram().setUniformf("coffset",t.offset),n.getProgram().isUniformUsed("cfactor")&&n.getProgram().setUniformf("cfactor",t.factor)}},e.setCameraShaderParameters=(e,n,o)=>{const a=t._openGLCamera.getKeyMatrices(n),i=t._openGLImageSlice.getKeyMatrices(),s=e.getCABO().getCoordShiftAndScaleEnabled()?e.getCABO().getInverseShiftAndScaleMatrix():null,l=e.getProgram();l.isUniformUsed("MCPCMatrix")&&(g(t.tmpMat4),l.setUniformMatrix("MCPCMatrix",tg([a.wcpc,i.mcwc,s],r,t.tmpMat4))),l.isUniformUsed("MCVCMatrix")&&(g(t.tmpMat4),l.setUniformMatrix("MCVCMatrix",tg([a.wcvc,i.mcwc,s],r,t.tmpMat4)))},e.setPropertyShaderParameters=(e,n,r)=>{const o=e.getProgram(),a=r.getProperty(),i=a.getOpacity();o.setUniformf("opacity",i);const s=t.openGLTexture.getComponents(),l=a.getIndependentComponents();if(l)for(let e=0;e<s;++e)o.setUniformf(`mix${e}`,a.getComponentWeight(e));const c=t.openGLTexture.getVolumeInfo();for(let e=0;e<s;e++){let t=a.getColorWindow(),n=a.getColorLevel();const r=l?e:0,i=a.getRGBTransferFunction(r);if(i&&a.getUseLookupTableScalarRange()){const e=i.getRange();t=e[1]-e[0],n=.5*(e[1]+e[0])}const s=c.scale[e]/t,u=(c.offset[e]-n)/t+.5;o.setUniformf(`cshift${e}`,u),o.setUniformf(`cscale${e}`,s)}const u=t.colorTexture.getTextureUnit();o.setUniformi("colorTexture1",u);for(let e=0;e<s;e++){let t=1,n=0;const r=l?e:0,i=a.getPiecewiseFunction(r);if(i){const r=i.getRange(),o=r[1]-r[0],a=.5*(r[0]+r[1]);t=c.scale[e]/o,n=(c.offset[e]-a)/o+.5}o.setUniformf(`pwfshift${e}`,n),o.setUniformf(`pwfscale${e}`,t)}const d=t.pwfTexture.getTextureUnit();o.setUniformi("pwfTexture1",d),o.setUniform4fv("backgroundColor",t.renderable.getBackgroundColor())},e.getNeedToRebuildShaders=(e,n,r)=>{const o=t.openGLTexture.getComponents(),a=r.getProperty().getIndependentComponents(),i=t.renderable.getSlabThickness(),s=t.renderable.getSlabType(),l=t.renderable.getSlabTrapezoidIntegration();let c=!1;return(!t.currentRenderPass&&t.lastRenderPassShaderReplacement||t.currentRenderPass&&t.currentRenderPass.getShaderReplacement()!==t.lastRenderPassShaderReplacement)&&(c=!0),!(!c&&t.lastHaveSeenDepthRequest===t.haveSeenDepthRequest&&0!==e.getProgram()&&t.lastTextureComponents===o&&t.lastIndependentComponents===a&&t.lastSlabThickness===i&&t.lastSlabType===s&&t.lastSlabTrapezoidIntegration===l||(t.lastHaveSeenDepthRequest=t.haveSeenDepthRequest,t.lastTextureComponents=o,t.lastIndependentComponents=a,t.lastSlabThickness=i,t.lastSlabType=s,t.lastSlabTrapezoidIntegration=l,0))},e.getShaderTemplate=(e,t,n)=>{e.Vertex="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkImageResliceMapperVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n\n// all variables that represent positions or directions have a suffix\n// indicating the coordinate system they are in. The possible values are\n// MC - Model coordinates\n// WC - World coordinates\n// VC - View coordinates\n// DC - Display coordinates\n// TC - Texture coordinates\n\n// frag position in VC\n//VTK::PositionVC::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// picking support\n//VTK::Picking::Dec\n\n// camera and actor matrix values\n//VTK::Camera::Dec\n\nvoid main()\n{\n //VTK::PositionVC::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Picking::Impl\n}\n",e.Fragment="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkImageResliceMapperFS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n// Template for the gpu image mapper fragment shader\n\n// VC position of this fragment\n//VTK::PositionVC::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// picking support\n//VTK::Picking::Dec\n\n// handle coincident offsets\n//VTK::Coincident::Dec\n\n//VTK::ZBuffer::Dec\n\n// the output of this shader\n//VTK::Output::Dec\n\nvoid main()\n{\n // VC position of this fragment. This should not branch/return/discard.\n //VTK::PositionVC::Impl\n\n // Place any calls that require uniform flow (e.g. dFdx) here.\n //VTK::UniformFlow::Impl\n\n // Set gl_FragDepth here (gl_FragCoord.z by default)\n //VTK::Depth::Impl\n\n // Early depth peeling abort:\n //VTK::DepthPeeling::PreColor\n\n //VTK::TCoord::Impl\n\n if (gl_FragData[0].a <= 0.0)\n {\n discard;\n }\n\n //VTK::DepthPeeling::Impl\n\n //VTK::Picking::Impl\n\n // handle coincident offsets\n //VTK::Coincident::Impl\n\n //VTK::ZBuffer::Impl\n\n //VTK::RenderPassFragmentShader::Impl\n}\n",e.Geometry=""},e.replaceShaderValues=(n,r,o)=>{if(e.replaceShaderTCoord(n,r,o),e.replaceShaderPositionVC(n,r,o),t.haveSeenDepthRequest){let e=n.Fragment;e=sd.substitute(e,"//VTK::ZBuffer::Dec","uniform int depthRequest;").result,e=sd.substitute(e,"//VTK::ZBuffer::Impl",["if (depthRequest == 1) {","float iz = floor(gl_FragCoord.z*65535.0 + 0.1);","float rf = floor(iz/256.0)/255.0;","float gf = mod(iz,256.0)/255.0;","gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result,n.Fragment=e}e.replaceShaderCoincidentOffset(n,r,o)},e.replaceShaderTCoord=(e,n,r)=>{let o=e.Vertex;const a=e.Geometry;let i=e.Fragment;const s=t.renderable.getSlabThickness();o=sd.substitute(o,"//VTK::TCoord::Dec",["uniform mat4 WCTCMatrix;","out vec3 fragTexCoord;"]).result,o=sd.substitute(o,"//VTK::TCoord::Impl",["fragTexCoord = (WCTCMatrix * vertexWC).xyz;"]).result;const l=t.openGLTexture.getComponents(),c=r.getProperty().getIndependentComponents();let u=["in vec3 fragTexCoord;","uniform highp sampler3D texture1;","uniform mat4 WCTCMatrix;","uniform float cshift0;","uniform float cscale0;","uniform float pwfshift0;","uniform float pwfscale0;","uniform sampler2D colorTexture1;","uniform sampler2D pwfTexture1;","uniform float opacity;","uniform vec4 backgroundColor;"];if(c){for(let e=1;e<l;e++)u=u.concat([`uniform float cshift${e};`,`uniform float cscale${e};`,`uniform float pwfshift${e};`,`uniform float pwfscale${e};`]);switch(l){case 1:u=u.concat(["uniform float mix0;","#define height0 0.5"]);break;case 2:u=u.concat(["uniform float mix0;","uniform float mix1;","#define height0 0.25","#define height1 0.75"]);break;case 3:u=u.concat(["uniform float mix0;","uniform float mix1;","uniform float mix2;","#define height0 0.17","#define height1 0.5","#define height2 0.83"]);break;case 4:u=u.concat(["uniform float mix0;","uniform float mix1;","uniform float mix2;","uniform float mix3;","#define height0 0.125","#define height1 0.375","#define height2 0.625","#define height3 0.875"]);break;default:Jf("Unsupported number of independent coordinates.")}}s>0&&(u=u.concat(["uniform vec3 spacing;","uniform float slabThickness;","uniform int slabType;","uniform int slabTrapezoid;","uniform vec3 vboScaling;"]),u=u.concat(["vec4 compositeValue(vec4 currVal, vec4 valToComp, int trapezoid)","{"," vec4 retVal = vec4(1.0);"," if (slabType == 0) // min"," {"," retVal = min(currVal, valToComp);"," }"," else if (slabType == 1) // max"," {"," retVal = max(currVal, valToComp);"," }"," else if (slabType == 3) // sum"," {"," retVal = currVal + (trapezoid > 0 ? 0.5 * valToComp : valToComp); "," }"," else // mean"," {"," retVal = currVal + (trapezoid > 0 ? 0.5 * valToComp : valToComp); "," }"," return retVal;","}"])),i=sd.substitute(i,"//VTK::TCoord::Dec",u).result;let d=["if (any(greaterThan(fragTexCoord, vec3(1.0))) || any(lessThan(fragTexCoord, vec3(0.0))))","{"," // set the background color and exit"," gl_FragData[0] = backgroundColor;"," return;","}","vec4 tvalue = texture(texture1, fragTexCoord);"];if(s>0&&(d=d.concat(["// Get the first and last samples","int numSlices = 1;","float scaling = min(min(spacing.x, spacing.y), spacing.z) * 0.5;","vec3 normalxspacing = scaling * normalWCVSOutput;","float distTraveled = length(normalxspacing);","int trapezoid = 0;","while (distTraveled < slabThickness * 0.5)","{"," distTraveled += length(normalxspacing);"," float fnumSlices = float(numSlices);"," if (distTraveled > slabThickness * 0.5)"," {"," // Before stepping outside the slab, sample at the boundaries"," normalxspacing = normalWCVSOutput * slabThickness * 0.5 / fnumSlices;"," trapezoid = slabTrapezoid;"," }"," vec3 fragTCoordNeg = (WCTCMatrix * vec4(vertexWCVSOutput.xyz - fnumSlices * normalxspacing * vboScaling, 1.0)).xyz;"," if (!any(greaterThan(fragTCoordNeg, vec3(1.0))) && !any(lessThan(fragTCoordNeg, vec3(0.0))))"," {"," vec4 newVal = texture(texture1, fragTCoordNeg);"," tvalue = compositeValue(tvalue, newVal, trapezoid);"," numSlices += 1;"," }"," vec3 fragTCoordPos = (WCTCMatrix * vec4(vertexWCVSOutput.xyz + fnumSlices * normalxspacing * vboScaling, 1.0)).xyz;"," if (!any(greaterThan(fragTCoordNeg, vec3(1.0))) && !any(lessThan(fragTCoordNeg, vec3(0.0))))"," {"," vec4 newVal = texture(texture1, fragTCoordPos);"," tvalue = compositeValue(tvalue, newVal, trapezoid);"," numSlices += 1;"," }","}","// Finally, if slab type is *mean*, divide the sum by the numSlices","if (slabType == 2)","{"," tvalue = tvalue / float(numSlices);","}"])),c){const e=["r","g","b","a"];for(let t=0;t<l;++t)d=d.concat([`vec3 tcolor${t} = mix${t} * texture2D(colorTexture1, vec2(tvalue.${e[t]} * cscale${t} + cshift${t}, height${t})).rgb;`,`float compWeight${t} = mix${t} * texture2D(pwfTexture1, vec2(tvalue.${e[t]} * pwfscale${t} + pwfshift${t}, height${t})).r;`]);switch(l){case 1:d=d.concat(["gl_FragData[0] = vec4(tcolor0.rgb, compWeight0 * opacity);"]);break;case 2:d=d.concat(["float weightSum = compWeight0 + compWeight1;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum))), opacity);"]);break;case 3:d=d.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum))), opacity);"]);break;case 4:d=d.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2 + compWeight3;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum)) + (tcolor3.rgb * (compWeight3 / weightSum))), opacity);"]);break;default:Jf("Unsupported number of independent coordinates.")}}else switch(l){case 1:d=d.concat(["// Dependent components","float intensity = tvalue.r;","vec3 tcolor = texture2D(colorTexture1, vec2(intensity * cscale0 + cshift0, 0.5)).rgb;","float scalarOpacity = texture2D(pwfTexture1, vec2(intensity * pwfscale0 + pwfshift0, 0.5)).r;","gl_FragData[0] = vec4(tcolor, scalarOpacity * opacity);"]);break;case 2:d=d.concat(["float intensity = tvalue.r*cscale0 + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(intensity, 0.5)).rgb, pwfscale0*tvalue.g + pwfshift0);"]);break;case 3:d=d.concat(["vec4 tcolor = cscale0*tvalue + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, opacity);"]);break;default:d=d.concat(["vec4 tcolor = cscale0*tvalue + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, tcolor.a);"])}i=sd.substitute(i,"//VTK::TCoord::Impl",d).result,e.Vertex=o,e.Fragment=i,e.Geometry=a},e.replaceShaderPositionVC=(n,r,o)=>{let a=n.Vertex;const i=n.Geometry;let s=n.Fragment;const l=t.renderable.getSlabThickness();let c=["attribute vec4 vertexWC;"];c=c.concat([`//${e.getMTime()}${t.resliceGeomUpdateString}`]),l>0&&(c=c.concat(["attribute vec3 normalWC;","varying vec3 normalWCVSOutput;","varying vec4 vertexWCVSOutput;"])),a=sd.substitute(a,"//VTK::PositionVC::Dec",c).result;let u=["gl_Position = MCPCMatrix * vertexWC;"];l>0&&(u=u.concat(["normalWCVSOutput = normalWC;","vertexWCVSOutput = vertexWC;"])),a=sd.substitute(a,"//VTK::PositionVC::Impl",u).result,a=sd.substitute(a,"//VTK::Camera::Dec",["uniform mat4 MCPCMatrix;","uniform mat4 MCVCMatrix;"]).result;let d=[];l>0&&(d=d.concat(["varying vec3 normalWCVSOutput;","varying vec4 vertexWCVSOutput;"])),s=sd.substitute(s,"//VTK::PositionVC::Dec",d).result,n.Vertex=a,n.Geometry=i,n.Fragment=s},e.updateResliceGeometry=()=>{let e="";const n=t.currentInput,r=n?.getBounds();let o=!0,a=2;const i=t.renderable.getSlicePolyData(),s=t.renderable.getSlicePlane();if(i)e=e.concat(`PolyData${i.getMTime()}`);else if(s){e=e.concat(`Plane${s.getMTime()}`),n&&(e=e.concat(`Image${n.getMTime()}`));const t=ue(n?.getDirection());ge(t,t);const r=[...s.getNormal()];Vn(r,r,t),[o,a]=function(e){Ua.normalize(e);const t=[0,0,0];for(let r=0;r<3;++r){(n=t)[0]=0,n[1]=0,n[2]=0,t[r]=1;const o=Ua.dot(e,t);if(o<-.999||o>.999)return[!0,r]}var n;return[!1,2]}(r)}else{const o=ti.newInstance();o.setNormal(0,0,1);let a=[0,1,0,1,0,1];n&&(a=r),o.setOrigin(a[0],a[2],.5*(a[5]+a[4])),t.renderable.setSlicePlane(o),e=e.concat(`Plane${s?.getMTime()}`),n&&(e=e.concat(`Image${n.getMTime()}`))}if(!t.resliceGeom||t.resliceGeomUpdateString!==e){if(i)t.resliceGeom||(t.resliceGeom=pu.newInstance()),t.resliceGeom.getPoints().setData(i.getPoints().getData(),3),t.resliceGeom.getPolys().setData(i.getPolys().getData(),1),t.resliceGeom.getPointData().setNormals(i.getPointData().getNormals());else if(s)if(o){const e=new Float32Array(12),r=n.worldToIndex(s.getOrigin(),[0,0,0]),o=[(a+1)%3,(a+2)%3].sort(),i=n.getDimensions(),l=[0,i[0]-1,0,i[1]-1,0,i[2]-1];let c=0;for(let t=0;t<2;++t)for(let n=0;n<2;++n)e[c+a]=r[a],e[c+o[0]]=l[2*o[0]+n],e[c+o[1]]=l[2*o[1]+t],c+=3;t.transform.setMatrix(n.getIndexToWorld()),t.transform.transformPoints(e,e);const u=new Uint16Array(8);u[0]=3,u[1]=0,u[2]=1,u[3]=3,u[4]=3,u[5]=0,u[6]=3,u[7]=2;const d=s.getNormal();Ua.normalize(d);const p=new Float32Array(12);for(let e=0;e<4;++e)p[3*e]=d[0],p[3*e+1]=d[1],p[3*e+2]=d[2];t.resliceGeom||(t.resliceGeom=pu.newInstance()),t.resliceGeom.getPoints().setData(e,3),t.resliceGeom.getPolys().setData(u,1);const f=Rs.newInstance({numberOfComponents:3,values:p,name:"Normals"});t.resliceGeom.getPointData().setNormals(f)}else{t.outlineFilter.setInputData(n),t.cutter.setInputConnection(t.outlineFilter.getOutputPort()),t.cutter.setCutFunction(s),t.lineToSurfaceFilter.setInputConnection(t.cutter.getOutputPort()),t.lineToSurfaceFilter.update(),t.resliceGeom||(t.resliceGeom=pu.newInstance());const e=t.lineToSurfaceFilter.getOutputData();t.resliceGeom.getPoints().setData(e.getPoints().getData(),3),t.resliceGeom.getPolys().setData(e.getPolys().getData(),1),t.resliceGeom.getPointData().setNormals(e.getPointData().getNormals());const r=s.getNormal(),o=t.resliceGeom.getNumberOfPoints();Ua.normalize(r);const a=new Float32Array(3*o);for(let e=0;e<o;++e)a[3*e]=r[0],a[3*e+1]=r[1],a[3*e+2]=r[2];const i=Rs.newInstance({numberOfComponents:3,values:a,name:"Normals"});t.resliceGeom.getPointData().setNormals(i)}else Jf("Something went wrong.","A default slice plane should have been created in the beginning of","updateResliceGeometry.");t.resliceGeomUpdateString=e,t.resliceGeom?.modified()}},e.setOpenGLTexture=e=>{e&&(t.openGLTexture=e,t._externalOpenGLTexture=!0)}}const rg={VBOBuildTime:{},VBOBuildString:null,haveSeenDepthRequest:!1,lastHaveSeenDepthRequest:!1,lastIndependentComponents:!1,lastTextureComponents:0,lastSlabThickness:0,lastSlabTrapezoidIntegration:0,lastSlabType:-1,openGLTexture:null,openGLTextureString:null,colorTextureString:null,pwfTextureString:null,resliceGeom:null,resliceGeomUpdateString:null,tris:null,colorTexture:null,pwfTexture:null,_externalOpenGLTexture:!1};const og=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,rg,n),Yt.extend(e,t,n),_d(e,t,n),Fd(e,t,n),t.tris=hd.newInstance(),t.openGLTexture=Ld.newInstance(),t.colorTexture=Ld.newInstance(),t.pwfTexture=Ld.newInstance(),t.VBOBuildTime={},vt(t.VBOBuildTime),t.tmpMat4=g(new Float64Array(16)),t.outlineFilter=jf.newInstance(),t.outlineFilter.setGenerateFaces(!0),t.outlineFilter.setGenerateLines(!1),t.cubePolyData=pu.newInstance(),t.cutter=Mf.newInstance(),t.lineToSurfaceFilter=Af.newInstance(),t.transform=Yf.newInstance(),Tt(e,t,["openGLTexture"]),ng(e,t)}),"vtkOpenGLImageResliceMapper");nn("vtkImageResliceMapper",og);var ag={SlicingMode:{NONE:-1,I:0,J:1,K:2,X:3,Y:4,Z:5}};const{vtkErrorMacro:ig}=jt,{SlicingMode:sg}=ag;function lg(e,t,n){if(t.apply(e)){const t=e.getIndependentComponents();return`${e.getMTime()}-${t}-${n}`}return"0"}function cg(e,t){t.classHierarchy.push("vtkOpenGLImageMapper"),e.buildPass=n=>{if(n){t.currentRenderPass=null,t.openGLImageSlice=e.getFirstAncestorOfType("vtkOpenGLImageSlice"),t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.context=t._openGLRenderWindow.getContext(),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.pwfTexture.setOpenGLRenderWindow(t._openGLRenderWindow);const n=t._openGLRenderer.getRenderable();t.openGLCamera=t._openGLRenderer.getViewNodeFor(n.getActiveCamera()),t.renderable.isA("vtkImageMapper")&&t.renderable.getSliceAtFocalPoint()&&t.renderable.setSliceFromCamera(n.getActiveCamera())}},e.translucentPass=(n,r)=>{n&&(t.currentRenderPass=r,e.render())},e.zBufferPass=n=>{n&&(t.haveSeenDepthRequest=!0,t.renderDepth=!0,e.render(),t.renderDepth=!1)},e.opaqueZBufferPass=t=>e.zBufferPass(t),e.opaquePass=t=>{t&&e.render()},e.getCoincidentParameters=(e,n)=>t.renderable.getResolveCoincidentTopology()?t.renderable.getCoincidentTopologyPolygonOffsetParameters():null,e.render=()=>{const n=t.openGLImageSlice.getRenderable(),r=t._openGLRenderer.getRenderable();e.renderPiece(r,n)},e.getShaderTemplate=(e,t,n)=>{e.Vertex=Bd,e.Fragment=Nd,e.Geometry=""},e.replaceShaderValues=(n,r,o)=>{let a=n.Vertex,i=n.Fragment;a=sd.substitute(a,"//VTK::Camera::Dec",["uniform mat4 MCPCMatrix;"]).result,a=sd.substitute(a,"//VTK::PositionVC::Impl",[" gl_Position = MCPCMatrix * vertexMC;"]).result,a=sd.substitute(a,"//VTK::TCoord::Impl","tcoordVCVSOutput = tcoordMC;").result,a=sd.substitute(a,"//VTK::TCoord::Dec","attribute vec2 tcoordMC; varying vec2 tcoordVCVSOutput;").result;const s=t.openGLTexture.getComponents(),l=o.getProperty().getIndependentComponents();let c=["varying vec2 tcoordVCVSOutput;","uniform float cshift0;","uniform float cscale0;","uniform float pwfshift0;","uniform float pwfscale0;","uniform sampler2D texture1;","uniform sampler2D colorTexture1;","uniform sampler2D pwfTexture1;","uniform float opacity;"];if(l){for(let e=1;e<s;e++)c=c.concat([`uniform float cshift${e};`,`uniform float cscale${e};`,`uniform float pwfshift${e};`,`uniform float pwfscale${e};`]);switch(s){case 1:c=c.concat(["uniform float mix0;","#define height0 0.5"]);break;case 2:c=c.concat(["uniform float mix0;","uniform float mix1;","#define height0 0.25","#define height1 0.75"]);break;case 3:c=c.concat(["uniform float mix0;","uniform float mix1;","uniform float mix2;","#define height0 0.17","#define height1 0.5","#define height2 0.83"]);break;case 4:c=c.concat(["uniform float mix0;","uniform float mix1;","uniform float mix2;","uniform float mix3;","#define height0 0.125","#define height1 0.375","#define height2 0.625","#define height3 0.875"]);break;default:ig("Unsupported number of independent coordinates.")}}if(i=sd.substitute(i,"//VTK::TCoord::Dec",c).result,l){const e=["r","g","b","a"];let t=["vec4 tvalue = texture2D(texture1, tcoordVCVSOutput);"];for(let n=0;n<s;n++)t=t.concat([`vec3 tcolor${n} = mix${n} * texture2D(colorTexture1, vec2(tvalue.${e[n]} * cscale${n} + cshift${n}, height${n})).rgb;`,`float compWeight${n} = mix${n} * texture2D(pwfTexture1, vec2(tvalue.${e[n]} * pwfscale${n} + pwfshift${n}, height${n})).r;`]);switch(s){case 1:t=t.concat(["gl_FragData[0] = vec4(tcolor0.rgb, opacity);"]);break;case 2:t=t.concat(["float weightSum = compWeight0 + compWeight1;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum))), opacity);"]);break;case 3:t=t.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum))), opacity);"]);break;case 4:t=t.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2 + compWeight3;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum)) + (tcolor3.rgb * (compWeight3 / weightSum))), opacity);"]);break;default:ig("Unsupported number of independent coordinates.")}i=sd.substitute(i,"//VTK::TCoord::Impl",t).result}else switch(s){case 1:i=sd.substitute(i,"//VTK::TCoord::Impl",["float intensity = texture2D(texture1, tcoordVCVSOutput).r;","vec3 tcolor = texture2D(colorTexture1, vec2(intensity * cscale0 + cshift0, 0.5)).rgb;","float scalarOpacity = texture2D(pwfTexture1, vec2(intensity * pwfscale0 + pwfshift0, 0.5)).r;","gl_FragData[0] = vec4(tcolor, scalarOpacity * opacity);"]).result;break;case 2:i=sd.substitute(i,"//VTK::TCoord::Impl",["vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);","float intensity = tcolor.r*cscale0 + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(intensity, 0.5)).rgb, pwfscale0*tcolor.g + pwfshift0);"]).result;break;case 3:i=sd.substitute(i,"//VTK::TCoord::Impl",["vec4 tcolor = cscale0*texture2D(texture1, tcoordVCVSOutput.st) + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, opacity);"]).result;break;default:i=sd.substitute(i,"//VTK::TCoord::Impl",["vec4 tcolor = cscale0*texture2D(texture1, tcoordVCVSOutput.st) + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, tcolor.a);"]).result}t.haveSeenDepthRequest&&(i=sd.substitute(i,"//VTK::ZBuffer::Dec","uniform int depthRequest;").result,i=sd.substitute(i,"//VTK::ZBuffer::Impl",["if (depthRequest == 1) {","float iz = floor(gl_FragCoord.z*65535.0 + 0.1);","float rf = floor(iz/256.0)/255.0;","float gf = mod(iz,256.0)/255.0;","gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result),n.Vertex=a,n.Fragment=i,e.replaceShaderClip(n,r,o),e.replaceShaderCoincidentOffset(n,r,o)},e.replaceShaderClip=(e,n,r)=>{let o=e.Vertex,a=e.Fragment;if(t.renderable.getNumberOfClippingPlanes()){let e=t.renderable.getNumberOfClippingPlanes();e>6&&(et("OpenGL has a limit of 6 clipping planes"),e=6),o=sd.substitute(o,"//VTK::Clip::Dec",["uniform int numClipPlanes;","uniform vec4 clipPlanes[6];","varying float clipDistancesVSOutput[6];"]).result,o=sd.substitute(o,"//VTK::Clip::Impl",["for (int planeNum = 0; planeNum < 6; planeNum++)"," {"," if (planeNum >= numClipPlanes)"," {"," break;"," }"," clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], vertexMC);"," }"]).result,a=sd.substitute(a,"//VTK::Clip::Dec",["uniform int numClipPlanes;","varying float clipDistancesVSOutput[6];"]).result,a=sd.substitute(a,"//VTK::Clip::Impl",["for (int planeNum = 0; planeNum < 6; planeNum++)"," {"," if (planeNum >= numClipPlanes)"," {"," break;"," }"," if (clipDistancesVSOutput[planeNum] < 0.0) discard;"," }"]).result}e.Vertex=o,e.Fragment=a},e.getNeedToRebuildShaders=(e,n,r)=>{const o=t.openGLTexture.getComponents(),a=r.getProperty().getIndependentComponents();let i=!1;return(!t.currentRenderPass&&t.lastRenderPassShaderReplacement||t.currentRenderPass&&t.currentRenderPass.getShaderReplacement()!==t.lastRenderPassShaderReplacement)&&(i=!0),!(!i&&t.lastHaveSeenDepthRequest===t.haveSeenDepthRequest&&0!==e.getProgram()&&t.lastTextureComponents===o&&t.lastIndependentComponents===a||(t.lastHaveSeenDepthRequest=t.haveSeenDepthRequest,t.lastTextureComponents=o,t.lastIndependentComponents=a,0))},e.updateShaders=(n,r,o)=>{if(t.lastBoundBO=n,e.getNeedToRebuildShaders(n,r,o)){const a={Vertex:null,Fragment:null,Geometry:null};e.buildShaders(a,r,o);const i=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(a.Vertex,a.Fragment,a.Geometry);i!==n.getProgram()&&(n.setProgram(i),n.getVAO().releaseGraphicsResources()),n.getShaderSourceTime().modified()}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(n.getProgram());n.getVAO().bind(),e.setMapperShaderParameters(n,r,o),e.setCameraShaderParameters(n,r,o),e.setPropertyShaderParameters(n,r,o)},e.setMapperShaderParameters=(n,r,o)=>{n.getCABO().getElementCount()&&(t.VBOBuildTime>n.getAttributeUpdateTime().getMTime()||n.getShaderSourceTime().getMTime()>n.getAttributeUpdateTime().getMTime())&&(n.getProgram().isAttributeUsed("vertexMC")&&(n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),"vertexMC",n.getCABO().getVertexOffset(),n.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||ig("Error setting vertexMC in shader VAO.")),n.getProgram().isAttributeUsed("tcoordMC")&&n.getCABO().getTCoordOffset()&&(n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),"tcoordMC",n.getCABO().getTCoordOffset(),n.getCABO().getStride(),t.context.FLOAT,n.getCABO().getTCoordComponents(),t.context.FALSE)||ig("Error setting tcoordMC in shader VAO.")),n.getAttributeUpdateTime().modified());const a=t.openGLTexture.getTextureUnit();n.getProgram().setUniformi("texture1",a);const i=t.openGLTexture.getComponents(),s=o.getProperty().getIndependentComponents();if(s)for(let e=0;e<i;e++)n.getProgram().setUniformf(`mix${e}`,o.getProperty().getComponentWeight(e));const l=t.openGLTexture.getShiftAndScale();for(let e=0;e<i;e++){let t=o.getProperty().getColorWindow(),r=o.getProperty().getColorLevel();const a=s?e:0,i=o.getProperty().getRGBTransferFunction(a);if(i&&o.getProperty().getUseLookupTableScalarRange()){const e=i.getRange();t=e[1]-e[0],r=.5*(e[1]+e[0])}const c=l.scale/t,u=(l.shift-r)/t+.5;n.getProgram().setUniformf(`cshift${e}`,u),n.getProgram().setUniformf(`cscale${e}`,c)}for(let e=0;e<i;e++){let t=1,r=0;const a=s?e:0,i=o.getProperty().getPiecewiseFunction(a);if(i){const e=i.getRange(),n=e[1]-e[0],o=.5*(e[0]+e[1]);t=l.scale/n,r=(l.shift-o)/n+.5}n.getProgram().setUniformf(`pwfshift${e}`,r),n.getProgram().setUniformf(`pwfscale${e}`,t)}if(t.haveSeenDepthRequest&&n.getProgram().setUniformi("depthRequest",t.renderDepth?1:0),n.getProgram().isUniformUsed("coffset")){const t=e.getCoincidentParameters(r,o);n.getProgram().setUniformf("coffset",t.offset),n.getProgram().isUniformUsed("cfactor")&&n.getProgram().setUniformf("cfactor",t.factor)}const c=t.colorTexture.getTextureUnit();n.getProgram().setUniformi("colorTexture1",c);const u=t.pwfTexture.getTextureUnit();if(n.getProgram().setUniformi("pwfTexture1",u),t.renderable.getNumberOfClippingPlanes()){let e=t.renderable.getNumberOfClippingPlanes();e>6&&(et("OpenGL has a limit of 6 clipping planes"),e=6);const r=n.getCABO().getCoordShiftAndScaleEnabled()?n.getCABO().getInverseShiftAndScaleMatrix():null,a=r?d(t.imagematinv,o.getMatrix()):o.getMatrix();r&&(m(a,a),T(a,a,r),m(a,a)),m(t.imagemat,t.currentInput.getIndexToWorld()),T(t.imagematinv,a,t.imagemat);const i=[];for(let n=0;n<e;n++){const e=[];t.renderable.getClippingPlaneInDataCoords(t.imagematinv,n,e);for(let t=0;t<4;t++)i.push(e[t])}n.getProgram().setUniformi("numClipPlanes",e),n.getProgram().setUniform4fv("clipPlanes",i)}},e.setCameraShaderParameters=(e,n,r)=>{const o=e.getProgram(),a=t.openGLImageSlice.getKeyMatrices(),i=t.currentInput.getIndexToWorld();T(t.imagemat,a.mcwc,i);const s=t.openGLCamera.getKeyMatrices(n);if(T(t.imagemat,s.wcpc,t.imagemat),e.getCABO().getCoordShiftAndScaleEnabled()){const n=e.getCABO().getInverseShiftAndScaleMatrix();T(t.imagemat,t.imagemat,n)}o.setUniformMatrix("MCPCMatrix",t.imagemat)},e.setPropertyShaderParameters=(e,t,n)=>{const r=e.getProgram(),o=n.getProperty().getOpacity();r.setUniformf("opacity",o)},e.renderPieceStart=(n,r)=>{e.updateBufferObjects(n,r),t.lastBoundBO=null},e.renderPieceDraw=(n,r)=>{const o=t.context;t.openGLTexture.activate(),t.colorTexture.activate(),t.pwfTexture.activate(),t.tris.getCABO().getElementCount()&&(e.updateShaders(t.tris,n,r),o.drawArrays(o.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release()),t.openGLTexture.deactivate(),t.colorTexture.deactivate(),t.pwfTexture.deactivate()},e.renderPieceFinish=(e,t)=>{},e.renderPiece=(n,r)=>{e.invokeEvent({type:"StartEvent"}),t.renderable.update(),t.currentInput=t.renderable.getCurrentImage(),e.invokeEvent({type:"EndEvent"}),t.currentInput?(e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r)):ig("No input!")},e.computeBounds=(n,r)=>{e.getInput()?t.bounds=e.getInput().getBounds():wa(t.bounds)},e.updateBufferObjects=(t,n)=>{e.getNeedToRebuildBufferObjects(t,n)&&e.buildBufferObjects(t,n)},e.getNeedToRebuildBufferObjects=(n,r)=>t.VBOBuildTime.getMTime()<e.getMTime()||t.VBOBuildTime.getMTime()<r.getMTime()||t.VBOBuildTime.getMTime()<t.renderable.getMTime()||t.VBOBuildTime.getMTime()<r.getProperty().getMTime()||t.VBOBuildTime.getMTime()<t.currentInput.getMTime(),e.buildBufferObjects=(n,r)=>{const o=t.currentInput;if(!o)return;const a=o.getPointData()&&o.getPointData().getScalars();if(!a)return;const i=a.getDataType(),s=a.getNumberOfComponents(),l=r.getProperty(),c=l.getInterpolationType();c===Zf.NEAREST?(t.colorTexture.setMinificationFilter(yd.NEAREST),t.colorTexture.setMagnificationFilter(yd.NEAREST),t.pwfTexture.setMinificationFilter(yd.NEAREST),t.pwfTexture.setMagnificationFilter(yd.NEAREST)):(t.colorTexture.setMinificationFilter(yd.LINEAR),t.colorTexture.setMagnificationFilter(yd.LINEAR),t.pwfTexture.setMinificationFilter(yd.LINEAR),t.pwfTexture.setMagnificationFilter(yd.LINEAR));const u=l.getIndependentComponents(),d=u?s:1,p=u?2*d:1,f=lg(l,l.getRGBTransferFunction,d);if(t.colorTextureString!==f){const e=1024,n=new Uint8Array(e*p*3);let r=l.getRGBTransferFunction();if(r){const o=new Float32Array(3*e);for(let t=0;t<d;t++){r=l.getRGBTransferFunction(t);const a=r.getRange();if(r.getTable(a[0],a[1],e,o,1),u)for(let r=0;r<3*e;r++)n[t*e*6+r]=255*o[r],n[t*e*6+r+3*e]=255*o[r];else for(let r=0;r<3*e;r++)n[t*e*6+r]=255*o[r]}t.colorTexture.create2DFromRaw(e,p,3,vs.UNSIGNED_CHAR,n)}else{for(let t=0;t<3*e;++t)n[t]=255*t/(3*(e-1)),n[t+1]=255*t/(3*(e-1)),n[t+2]=255*t/(3*(e-1));t.colorTexture.create2DFromRaw(e,1,3,vs.UNSIGNED_CHAR,n)}t.colorTextureString=f}const g=lg(l,l.getPiecewiseFunction,d);if(t.pwfTextureString!==g){const e=1024,n=e*p,r=new Uint8Array(n);let o=l.getPiecewiseFunction();if(t.pwfTexture.resetFormatAndType(),o){const r=new Float32Array(n),a=new Float32Array(e);for(let t=0;t<d;++t)if(o=l.getPiecewiseFunction(t),null===o)r.fill(1);else{const n=o.getRange();if(o.getTable(n[0],n[1],e,a,1),u)for(let n=0;n<e;n++)r[t*e*2+n]=a[n],r[t*e*2+n+e]=a[n];else for(let n=0;n<e;n++)r[t*e*2+n]=a[n]}t.pwfTexture.create2DFromRaw(e,p,1,vs.FLOAT,r)}else r.fill(255),t.pwfTexture.create2DFromRaw(e,1,1,vs.UNSIGNED_CHAR,r);t.pwfTextureString=g}const{ijkMode:m}=t.renderable.getClosestIJKAxis();let h=t.renderable.getSlice();m!==t.renderable.getSlicingMode()&&(h=t.renderable.getSliceAtPosition(h));const v=t.renderable.isA("vtkImageArrayMapper")?t.renderable.getSubSlice():Math.round(h),y=o.getExtent();let T;m===sg.I&&(T=v-y[0]),m===sg.J&&(T=v-y[2]),m!==sg.K&&m!==sg.NONE||(T=v-y[4]);const b=`${h}A${o.getMTime()}A${a.getMTime()}B${e.getMTime()}C${t.renderable.getSlicingMode()}D${r.getProperty().getInterpolationType()}`;if(t.VBOBuildString!==b){const e=o.getDimensions();c===Zf.NEAREST?(new Set([1,3,4]).has(s)&&i===vs.UNSIGNED_CHAR&&!u?(t.openGLTexture.setGenerateMipmap(!0),t.openGLTexture.setMinificationFilter(yd.NEAREST)):t.openGLTexture.setMinificationFilter(yd.NEAREST),t.openGLTexture.setMagnificationFilter(yd.NEAREST)):(4!==s||i!==vs.UNSIGNED_CHAR||u?t.openGLTexture.setMinificationFilter(yd.LINEAR):(t.openGLTexture.setGenerateMipmap(!0),t.openGLTexture.setMinificationFilter(yd.LINEAR_MIPMAP_LINEAR)),t.openGLTexture.setMagnificationFilter(yd.LINEAR)),t.openGLTexture.setWrapS(vd.CLAMP_TO_EDGE),t.openGLTexture.setWrapT(vd.CLAMP_TO_EDGE);const n=e[0]*e[1]*s,r=new Float32Array(12),l=new Float32Array(8);for(let e=0;e<4;e++)l[2*e]=e%2?1:0,l[2*e+1]=e>1?1:0;const d=[sg.X,sg.Y,sg.Z].includes(t.renderable.getSlicingMode())?h:v,p=o.getSpatialExtent(),f=a.getData();let g=null;if(m===sg.I){g=new f.constructor(e[2]*e[1]*s);let t=0;for(let n=0;n<e[2];n++)for(let r=0;r<e[1];r++){let o=(T+r*e[0]+n*e[0]*e[1])*s;t=(n*e[1]+r)*s;const a=o+s;for(;o<a;)g[t++]=f[o++]}e[0]=e[1],e[1]=e[2],r[0]=d,r[1]=p[2],r[2]=p[4],r[3]=d,r[4]=p[3],r[5]=p[4],r[6]=d,r[7]=p[2],r[8]=p[5],r[9]=d,r[10]=p[3],r[11]=p[5]}else if(m===sg.J){g=new f.constructor(e[2]*e[0]*s);let t=0;for(let n=0;n<e[2];n++)for(let r=0;r<e[0];r++){let o=(r+T*e[0]+n*e[0]*e[1])*s;t=(n*e[0]+r)*s;const a=o+s;for(;o<a;)g[t++]=f[o++]}e[1]=e[2],r[0]=p[0],r[1]=d,r[2]=p[4],r[3]=p[1],r[4]=d,r[5]=p[4],r[6]=p[0],r[7]=d,r[8]=p[5],r[9]=p[1],r[10]=d,r[11]=p[5]}else m===sg.K||m===sg.NONE?(g=f.subarray(T*n,(T+1)*n),r[0]=p[0],r[1]=p[2],r[2]=d,r[3]=p[1],r[4]=p[2],r[5]=d,r[6]=p[0],r[7]=p[3],r[8]=d,r[9]=p[1],r[10]=p[3],r[11]=d):ig("Reformat slicing not yet supported.");t.openGLTexture.create2DFilterableFromRaw(e[0],e[1],s,a.getDataType(),g,t.renderable.getPreferSizeOverAccuracy?.()),t.openGLTexture.activate(),t.openGLTexture.sendParameters(),t.openGLTexture.deactivate();const y=Rs.newInstance({numberOfComponents:3,values:r});y.setName("points");const x=Rs.newInstance({numberOfComponents:2,values:l});x.setName("tcoords");const C=new Uint16Array(8);C[0]=3,C[1]=0,C[2]=1,C[3]=3,C[4]=3,C[5]=0,C[6]=3,C[7]=2;const S=Rs.newInstance({numberOfComponents:1,values:C});t.tris.getCABO().createVBO(S,"polys",ns.SURFACE,{points:y,tcoords:x,cellOffset:0}),t.VBOBuildTime.modified(),t.VBOBuildString=b}}}const ug={VBOBuildTime:0,VBOBuildString:null,openGLTexture:null,tris:null,imagemat:null,imagematinv:null,colorTexture:null,pwfTexture:null,lastHaveSeenDepthRequest:!1,haveSeenDepthRequest:!1,lastTextureComponents:0};const dg=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ug,n),Yt.extend(e,t,n),_d(e,t,n),Fd(e,t,n),t.tris=hd.newInstance(),t.openGLTexture=Ld.newInstance({resizable:!0}),t.colorTexture=Ld.newInstance({resizable:!0}),t.pwfTexture=Ld.newInstance({resizable:!0}),t.imagemat=g(new Float64Array(16)),t.imagematinv=g(new Float64Array(16)),St(e,t,[]),t.VBOBuildTime={},vt(t.VBOBuildTime),cg(e,t)}),"vtkOpenGLImageMapper");nn("vtkAbstractImageMapper",dg);const{vtkErrorMacro:pg}=Ht;function fg(e,t,n){if(t.apply(e)){const t=e.getIndependentComponents();return`${e.getMTime()}-${t}-${n}`}return"0"}function gg(e,t){t.classHierarchy.push("vtkOpenGLImageCPRMapper"),e.buildPass=n=>{n&&(t.currentRenderPass=null,t.openGLImageSlice=e.getFirstAncestorOfType("vtkOpenGLImageSlice"),t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.context=t._openGLRenderWindow.getContext(),t.openGLCamera=t._openGLRenderer.getViewNodeFor(t._openGLRenderer.getRenderable().getActiveCamera()),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow),t.volumeTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.pwfTexture.setOpenGLRenderWindow(t._openGLRenderWindow))},e.opaquePass=(n,r)=>{n&&(t.currentRenderPass=r,e.render())},e.opaqueZBufferPass=n=>{n&&(t.haveSeenDepthRequest=!0,t.renderDepth=!0,e.render(),t.renderDepth=!1)},e.getCoincidentParameters=(e,n)=>t.renderable.getResolveCoincidentTopology()?t.renderable.getCoincidentTopologyPolygonOffsetParameters():null,e.render=()=>{const n=t.openGLImageSlice.getRenderable(),r=t._openGLRenderer.getRenderable();e.renderPiece(r,n)},e.renderPiece=(n,r)=>{e.invokeEvent({type:"StartEvent"}),t.renderable.update(),e.invokeEvent({type:"EndEvent"}),t.renderable.preRenderCheck()&&(t.currentImageDataInput=t.renderable.getInputData(0),t.currentCenterlineInput=t.renderable.getOrientedCenterline(),e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r))},e.renderPieceStart=(t,n)=>{e.updateBufferObjects(t,n)},e.renderPieceDraw=(n,r)=>{const o=t.context;t.volumeTexture.activate(),t.colorTexture.activate(),t.pwfTexture.activate(),t.tris.getCABO().getElementCount()&&(e.updateShaders(t.tris,n,r),o.drawArrays(o.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release()),t.volumeTexture.deactivate(),t.colorTexture.deactivate(),t.pwfTexture.deactivate()},e.renderPieceFinish=(e,t)=>{},e.updateBufferObjects=(t,n)=>{e.getNeedToRebuildBufferObjects(t,n)&&e.buildBufferObjects(t,n)},e.getNeedToRebuildBufferObjects=(n,r)=>{const o=t.VBOBuildTime.getMTime();return o<e.getMTime()||o<t.renderable.getMTime()||o<r.getMTime()||o<t.currentImageDataInput.getMTime()||o<t.currentCenterlineInput.getMTime()},e.buildBufferObjects=(e,n)=>{const r=t.currentImageDataInput,o=t.currentCenterlineInput;n.getProperty().getInterpolationType()===Zf.NEAREST?(t.volumeTexture.setMinificationFilter(yd.NEAREST),t.volumeTexture.setMagnificationFilter(yd.NEAREST),t.colorTexture.setMinificationFilter(yd.NEAREST),t.colorTexture.setMagnificationFilter(yd.NEAREST),t.pwfTexture.setMinificationFilter(yd.NEAREST),t.pwfTexture.setMagnificationFilter(yd.NEAREST)):(t.volumeTexture.setMinificationFilter(yd.LINEAR),t.volumeTexture.setMagnificationFilter(yd.LINEAR),t.colorTexture.setMinificationFilter(yd.LINEAR),t.colorTexture.setMagnificationFilter(yd.LINEAR),t.pwfTexture.setMinificationFilter(yd.LINEAR),t.pwfTexture.setMagnificationFilter(yd.LINEAR));const a=r.getMTime();if(t.volumeTextureTime!==a){const e=r.getDimensions(),n=r.getPointData().getScalars();if(!n)return;t.volumeTexture.setOglNorm16Ext(t.context.getExtension("EXT_texture_norm16")),t.volumeTexture.releaseGraphicsResources(t._openGLRenderWindow),t.volumeTexture.resetFormatAndType(),t.volumeTexture.create3DFilterableFromRaw(e[0],e[1],e[2],n.getNumberOfComponents(),n.getDataType(),n.getData(),t.renderable.getPreferSizeOverAccuracy()),t.volumeTextureTime=a}const i=r.getPointData()&&r.getPointData().getScalars();if(!i)return;const s=i.getNumberOfComponents(),l=n.getProperty(),c=l.getIndependentComponents(),u=c?s:1,d=c?2*u:1,p=fg(l,l.getRGBTransferFunction,u);if(t.colorTextureString!==p){const e=1024,n=new Uint8Array(e*d*3);let r=l.getRGBTransferFunction();if(r){const o=new Float32Array(3*e);for(let t=0;t<u;t++){r=l.getRGBTransferFunction(t);const a=r.getRange();if(r.getTable(a[0],a[1],e,o,1),c)for(let r=0;r<3*e;r++)n[t*e*6+r]=255*o[r],n[t*e*6+r+3*e]=255*o[r];else for(let r=0;r<3*e;r++)n[t*e*6+r]=255*o[r]}t.colorTexture.releaseGraphicsResources(t._openGLRenderWindow),t.colorTexture.resetFormatAndType(),t.colorTexture.create2DFromRaw(e,d,3,vs.UNSIGNED_CHAR,n)}else{for(let t=0;t<3*e;++t)n[t]=255*t/(3*(e-1)),n[t+1]=255*t/(3*(e-1)),n[t+2]=255*t/(3*(e-1));t.colorTexture.create2DFromRaw(e,1,3,vs.UNSIGNED_CHAR,n)}t.colorTextureString=p}const f=fg(l,l.getPiecewiseFunction,u);if(t.pwfTextureString!==f){const e=1024,n=e*d,r=new Uint8Array(n);let o=l.getPiecewiseFunction();if(t.pwfTexture.releaseGraphicsResources(t._openGLRenderWindow),t.pwfTexture.resetFormatAndType(),o){const r=new Float32Array(n),a=new Float32Array(e);for(let t=0;t<u;++t)if(o=l.getPiecewiseFunction(t),null===o)r.fill(1);else{const n=o.getRange();if(o.getTable(n[0],n[1],e,a,1),c)for(let n=0;n<e;n++)r[t*e*2+n]=a[n],r[t*e*2+n+e]=a[n];else for(let n=0;n<e;n++)r[t*e*2+n]=a[n]}t.pwfTexture.create2DFromRaw(e,d,1,vs.FLOAT,r)}else r.fill(255),t.pwfTexture.create2DFromRaw(e,1,1,vs.UNSIGNED_CHAR,r);t.pwfTextureString=f}if(t.VBOBuildTime.getMTime()<t.renderable.getMTime()||t.VBOBuildTime.getMTime()<o.getMTime()){const e=o.getNumberOfPoints(),n=e<=1?0:e-1,r=o.getDistancesToFirstPoint(),a=t.renderable.getHeight(),i=4*n,s=new Float32Array(3*i),l=t.renderable.getWidth();for(let e=0,t=0;e<n;++e)s.set([0,a-r[e],0],t),t+=3,s.set([l,a-r[e],0],t),t+=3,s.set([l,a-r[e+1],0],t),t+=3,s.set([0,a-r[e+1],0],t),t+=3;const c=Rs.newInstance({numberOfComponents:3,values:s});c.setName("points");const u=new Uint16Array(5*n);for(let e=0,t=0,r=0;e<n;++e)u.set([4,r+3,r+2,r+1,r],t),t+=5,r+=4;const d=Rs.newInstance({numberOfComponents:1,values:u}),p=o.getPoints(),f=new Float32Array(3*i),g=new Array(3),m=new Array(3);for(let e=0,t=0;e<n;++e)p.getPoint(e,g),p.getPoint(e+1,m),f.set(g,t),t+=3,f.set(g,t),t+=3,f.set(m,t),t+=3,f.set(m,t),t+=3;const h=Rs.newInstance({numberOfComponents:3,values:f,name:"centerlinePosition"}),v=new Float32Array(i);for(let e=0,t=0;e<n;++e)v.set([0,1,3,2],t),t+=4;const y=[h,Rs.newInstance({numberOfComponents:1,values:v,name:"quadIndex"})];if(!t.renderable.getUseUniformOrientation()){const e=t.renderable.getCenterlineTangentDirections(),r=new Float32Array(3*i),o=new Float32Array(3*i);for(let t=0,a=0;t<n;++t){const n=3*t;for(let t=0;t<4;++t)r[a+0]=e[n+0],r[a+1]=e[n+1],r[a+2]=e[n+2],o[a+0]=e[n+3],o[a+1]=e[n+4],o[a+2]=e[n+5],a+=3}const a=Rs.newInstance({numberOfComponents:3,values:r,name:"centerlineTopDirection"}),s=Rs.newInstance({numberOfComponents:3,values:o,name:"centerlineBotDirection"});y.push(a,s)}t.tris.getCABO().createVBO(d,"polys",ns.SURFACE,{points:c,customAttributes:y}),t.VBOBuildTime.modified()}},e.getNeedToRebuildShaders=(e,n,r)=>{const o=t.volumeTexture.getComponents(),a=r.getProperty().getIndependentComponents(),i=!!t.renderable.getCenterPoint(),s=t.renderable.getUseUniformOrientation();return(0===e.getProgram()||t.lastUseCenterPoint!==i||t.lastUseUniformOrientation!==s||t.lastHaveSeenDepthRequest!==t.haveSeenDepthRequest||t.lastTextureComponents!==o||t.lastIndependentComponents!==a)&&(t.lastUseCenterPoint=i,t.lastUseUniformOrientation=s,t.lastHaveSeenDepthRequest=t.haveSeenDepthRequest,t.lastTextureComponents=o,t.lastIndependentComponents=a,!0)},e.buildShaders=(t,n,r)=>{e.getShaderTemplate(t,n,r),e.replaceShaderValues(t,n,r)},e.replaceShaderValues=(n,r,o)=>{let a=n.Vertex,i=n.Fragment;a=sd.substitute(a,"//VTK::Camera::Dec",["uniform mat4 MCPCMatrix;"]).result,a=sd.substitute(a,"//VTK::PositionVC::Impl",[" gl_Position = MCPCMatrix * vertexMC;"]).result;const s=["attribute vec3 centerlinePosition;","attribute float quadIndex;","uniform float width;","out vec2 quadOffsetVSOutput;","out vec3 centerlinePosVSOutput;"],l=t.renderable.getUseUniformOrientation();l?s.push("out vec3 centerlineDirVSOutput;","uniform vec3 centerlineDirection;"):s.push("out vec3 centerlineTopDirVSOutput;","out vec3 centerlineBotDirVSOutput;","out float centerlineAngleVSOutput;","attribute vec3 centerlineTopDirection;","attribute vec3 centerlineBotDirection;"),a=sd.substitute(a,"//VTK::Color::Dec",s).result;const c=["quadOffsetVSOutput = vec2(width * (mod(quadIndex, 2.0) == 0.0 ? -0.5 : 0.5), quadIndex > 1.0 ? 0.0 : 1.0);","centerlinePosVSOutput = centerlinePosition;"];l?c.push("centerlineDirVSOutput = centerlineDirection;"):c.push("vec3 sumVec = centerlineTopDirection + centerlineBotDirection;","float sumLen2 = dot(sumVec, sumVec);","float diffLen2 = 4.0 - sumLen2;","if (diffLen2 < 0.001) {"," // vectors are too close to each other, use lerp"," centerlineAngleVSOutput = -1.0; // use negative angle as a flag for lerp"," centerlineTopDirVSOutput = centerlineTopDirection;"," centerlineBotDirVSOutput = centerlineBotDirection;","} else if (sumLen2 == 0.0) {"," // vector are opposite to each other, don't make a choice for the user"," // use slerp without direction, it will display the centerline color on each row of pixel"," centerlineAngleVSOutput = 0.0;"," centerlineTopDirVSOutput = vec3(0.0);"," centerlineBotDirVSOutput = vec3(0.0);","} else {"," // use slerp"," centerlineAngleVSOutput = 2.0 * atan(sqrt(diffLen2/sumLen2));"," float sinAngle = sin(centerlineAngleVSOutput);"," centerlineTopDirVSOutput = centerlineTopDirection / sinAngle;"," centerlineBotDirVSOutput = centerlineBotDirection / sinAngle;","}"),a=sd.substitute(a,"//VTK::Color::Impl",c).result;const u=t.volumeTexture.getComponents(),d=o.getProperty().getIndependentComponents();let p=["uniform mat4 MCTCMatrix; // Model coordinates to texture coordinates","in vec2 quadOffsetVSOutput;","in vec3 centerlinePosVSOutput;","uniform highp sampler3D volumeTexture;","uniform sampler2D colorTexture1;","uniform sampler2D pwfTexture1;","uniform float opacity;","uniform vec4 backgroundColor;","uniform float cshift0;","uniform float cscale0;","uniform float pwfshift0;","uniform float pwfscale0;"];l?p.push("in vec3 centerlineDirVSOutput;"):p.push("in vec3 centerlineTopDirVSOutput;","in vec3 centerlineBotDirVSOutput;","in float centerlineAngleVSOutput;");const f=t.renderable.getCenterPoint();if(f&&p.push("uniform vec3 globalCenterPoint;"),d){for(let e=1;e<u;e++)p=p.concat([`uniform float cshift${e};`,`uniform float cscale${e};`,`uniform float pwfshift${e};`,`uniform float pwfscale${e};`]);switch(u){case 1:p=p.concat(["uniform float mix0;","#define height0 0.5"]);break;case 2:p=p.concat(["uniform float mix0;","uniform float mix1;","#define height0 0.25","#define height1 0.75"]);break;case 3:p=p.concat(["uniform float mix0;","uniform float mix1;","uniform float mix2;","#define height0 0.17","#define height1 0.5","#define height2 0.83"]);break;case 4:p=p.concat(["uniform float mix0;","uniform float mix1;","uniform float mix2;","uniform float mix3;","#define height0 0.125","#define height1 0.375","#define height2 0.625","#define height3 0.875"]);break;default:pg("Unsupported number of independent coordinates.")}}i=sd.substitute(i,"//VTK::TCoord::Dec",p).result;let g=[];if(l?g.push("vec3 interpolatedCenterlineDir = centerlineDirVSOutput;"):g.push("vec3 interpolatedCenterlineDir;","if (centerlineAngleVSOutput < 0.0) {"," // Lerp"," interpolatedCenterlineDir = quadOffsetVSOutput.y * centerlineTopDirVSOutput + (1.0 - quadOffsetVSOutput.y) * centerlineBotDirVSOutput;","} else {"," // Slerp"," float topInterpolationAngle = quadOffsetVSOutput.y * centerlineAngleVSOutput;"," float botInterpolationAngle = centerlineAngleVSOutput - topInterpolationAngle;"," interpolatedCenterlineDir = sin(topInterpolationAngle) * centerlineTopDirVSOutput + sin(botInterpolationAngle) * centerlineBotDirVSOutput;","}","// Slerp should give a normalized vector but when sin(angle) is small, rounding error occurs","// Normalize for both lerp and slerp","interpolatedCenterlineDir = normalize(interpolatedCenterlineDir);"),f?g.push("float baseOffset = dot(interpolatedCenterlineDir, globalCenterPoint - centerlinePosVSOutput);","float horizontalOffset = quadOffsetVSOutput.x + baseOffset;"):g.push("float horizontalOffset = quadOffsetVSOutput.x;"),g.push("vec3 volumePosMC = centerlinePosVSOutput + horizontalOffset * interpolatedCenterlineDir;","vec3 volumePosTC = (MCTCMatrix * vec4(volumePosMC, 1.0)).xyz;","if (any(lessThan(volumePosTC, vec3(0.0))) || any(greaterThan(volumePosTC, vec3(1.0))))","{"," // set the background color and exit"," gl_FragData[0] = backgroundColor;"," return;","}","vec4 tvalue = texture(volumeTexture, volumePosTC);"),d){const e=["r","g","b","a"];for(let t=0;t<u;++t)g=g.concat([`vec3 tcolor${t} = mix${t} * texture2D(colorTexture1, vec2(tvalue.${e[t]} * cscale${t} + cshift${t}, height${t})).rgb;`,`float compWeight${t} = mix${t} * texture2D(pwfTexture1, vec2(tvalue.${e[t]} * pwfscale${t} + pwfshift${t}, height${t})).r;`]);switch(u){case 1:g=g.concat(["gl_FragData[0] = vec4(tcolor0.rgb, compWeight0 * opacity);"]);break;case 2:g=g.concat(["float weightSum = compWeight0 + compWeight1;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum))), opacity);"]);break;case 3:g=g.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum))), opacity);"]);break;case 4:g=g.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2 + compWeight3;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum)) + (tcolor3.rgb * (compWeight3 / weightSum))), opacity);"]);break;default:pg("Unsupported number of independent coordinates.")}}else switch(u){case 1:g=g.concat(["// Dependent components","float intensity = tvalue.r;","vec3 tcolor = texture2D(colorTexture1, vec2(intensity * cscale0 + cshift0, 0.5)).rgb;","float scalarOpacity = texture2D(pwfTexture1, vec2(intensity * pwfscale0 + pwfshift0, 0.5)).r;","gl_FragData[0] = vec4(tcolor, scalarOpacity * opacity);"]);break;case 2:g=g.concat(["float intensity = tvalue.r*cscale0 + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(intensity, 0.5)).rgb, pwfscale0*tvalue.g + pwfshift0);"]);break;case 3:g=g.concat(["vec4 tcolor = cscale0*tvalue + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, opacity);"]);break;default:g=g.concat(["vec4 tcolor = cscale0*tvalue + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, tcolor.a);"])}i=sd.substitute(i,"//VTK::TCoord::Impl",g).result,t.haveSeenDepthRequest&&(i=sd.substitute(i,"//VTK::ZBuffer::Dec","uniform int depthRequest;").result,i=sd.substitute(i,"//VTK::ZBuffer::Impl",["if (depthRequest == 1) {","float iz = floor(gl_FragCoord.z*65535.0 + 0.1);","float rf = floor(iz/256.0)/255.0;","float gf = mod(iz,256.0)/255.0;","gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result),n.Vertex=a,n.Fragment=i,e.replaceShaderClip(n,r,o),e.replaceShaderCoincidentOffset(n,r,o)},e.replaceShaderClip=(e,n,r)=>{let o=e.Vertex,a=e.Fragment;if(t.renderable.getNumberOfClippingPlanes()){let e=t.renderable.getNumberOfClippingPlanes();e>6&&(Ht.vtkErrorMacro("OpenGL has a limit of 6 clipping planes"),e=6),o=sd.substitute(o,"//VTK::Clip::Dec",["uniform int numClipPlanes;","uniform vec4 clipPlanes[6];","varying float clipDistancesVSOutput[6];"]).result,o=sd.substitute(o,"//VTK::Clip::Impl",["for (int planeNum = 0; planeNum < 6; planeNum++)"," {"," if (planeNum >= numClipPlanes)"," {"," break;"," }"," clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], vertexMC);"," }"]).result,a=sd.substitute(a,"//VTK::Clip::Dec",["uniform int numClipPlanes;","varying float clipDistancesVSOutput[6];"]).result,a=sd.substitute(a,"//VTK::Clip::Impl",["for (int planeNum = 0; planeNum < 6; planeNum++)"," {"," if (planeNum >= numClipPlanes)"," {"," break;"," }"," if (clipDistancesVSOutput[planeNum] < 0.0) discard;"," }"]).result}e.Vertex=o,e.Fragment=a},e.getShaderTemplate=(e,t,n)=>{e.Vertex=Bd,e.Fragment=Nd,e.Geometry=""},e.setMapperShaderParameters=(n,r,o)=>{n.getCABO().getElementCount()&&(t.VBOBuildTime.getMTime()>n.getAttributeUpdateTime().getMTime()||n.getShaderSourceTime().getMTime()>n.getAttributeUpdateTime().getMTime())&&(n.getProgram().isAttributeUsed("vertexMC")&&(n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),"vertexMC",n.getCABO().getVertexOffset(),n.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||pg("Error setting vertexMC in shader VAO.")),n.getCABO().getCustomData().forEach((e=>{e&&n.getProgram().isAttributeUsed(e.name)&&!n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),e.name,e.offset,n.getCABO().getStride(),t.context.FLOAT,e.components,t.context.FALSE)&&pg(`Error setting ${e.name} in shader VAO.`)})),n.getAttributeUpdateTime().modified());const a=t.volumeTexture.getTextureUnit();if(n.getProgram().setUniformi("volumeTexture",a),n.getProgram().setUniformf("width",t.renderable.getWidth()),n.getProgram().setUniform4f("backgroundColor",...t.renderable.getBackgroundColor()),n.getProgram().isUniformUsed("centerlineDirection")){const e=t.renderable.getUniformDirection();n.getProgram().setUniform3fArray("centerlineDirection",e)}if(n.getProgram().isUniformUsed("globalCenterPoint")){const e=t.renderable.getCenterPoint();n.getProgram().setUniform3fArray("globalCenterPoint",e)}const i=t.currentImageDataInput,s=i.getWorldToIndex(),l=w(new Float32Array(16),On([],i.getDimensions())),c=oe(l,l,s);if(n.getProgram().setUniformMatrix("MCTCMatrix",c),t.haveSeenDepthRequest&&n.getProgram().setUniformi("depthRequest",t.renderDepth?1:0),t.renderable.getNumberOfClippingPlanes()){let e=t.renderable.getNumberOfClippingPlanes();e>6&&(Ht.vtkErrorMacro("OpenGL has a limit of 6 clipping planes"),e=6);const r=n.getCABO().getCoordShiftAndScaleEnabled()?n.getCABO().getInverseShiftAndScaleMatrix():null,a=r?d(t.imagematinv,o.getMatrix()):o.getMatrix();r&&(m(a,a),T(a,a,r),m(a,a)),m(t.imagemat,t.currentImageDataInput.getIndexToWorld()),T(t.imagematinv,a,t.imagemat);const i=[];for(let n=0;n<e;n++){const e=[];t.renderable.getClippingPlaneInDataCoords(t.imagematinv,n,e);for(let t=0;t<4;t++)i.push(e[t])}n.getProgram().setUniformi("numClipPlanes",e),n.getProgram().setUniform4fv("clipPlanes",i)}if(n.getProgram().isUniformUsed("coffset")){const t=e.getCoincidentParameters(r,o);n.getProgram().setUniformf("coffset",t.offset),n.getProgram().isUniformUsed("cfactor")&&n.getProgram().setUniformf("cfactor",t.factor)}},e.setCameraShaderParameters=(e,n,r)=>{const o=t.openGLImageSlice.getKeyMatrices().mcwc,a=t.openGLCamera.getKeyMatrices(n).wcpc;if(T(t.imagemat,a,o),e.getCABO().getCoordShiftAndScaleEnabled()){const n=e.getCABO().getInverseShiftAndScaleMatrix();T(t.imagemat,t.imagemat,n)}e.getProgram().setUniformMatrix("MCPCMatrix",t.imagemat)},e.setPropertyShaderParameters=(e,n,r)=>{const o=e.getProgram(),a=r.getProperty(),i=a.getOpacity();o.setUniformf("opacity",i);const s=t.volumeTexture.getComponents(),l=a.getIndependentComponents();if(l)for(let e=0;e<s;++e)o.setUniformf(`mix${e}`,a.getComponentWeight(e));const c=t.volumeTexture.getVolumeInfo();for(let e=0;e<s;e++){let t=a.getColorWindow(),n=a.getColorLevel();const r=l?e:0,i=a.getRGBTransferFunction(r);if(i&&a.getUseLookupTableScalarRange()){const e=i.getRange();t=e[1]-e[0],n=.5*(e[1]+e[0])}const s=c.scale[e]/t,u=(c.offset[e]-n)/t+.5;o.setUniformf(`cshift${e}`,u),o.setUniformf(`cscale${e}`,s)}const u=t.colorTexture.getTextureUnit();o.setUniformi("colorTexture1",u);for(let e=0;e<s;e++){let t=1,n=0;const r=l?e:0,i=a.getPiecewiseFunction(r);if(i){const r=i.getRange(),o=r[1]-r[0],a=.5*(r[0]+r[1]);t=c.scale[e]/o,n=(c.offset[e]-a)/o+.5}o.setUniformf(`pwfshift${e}`,n),o.setUniformf(`pwfscale${e}`,t)}const d=t.pwfTexture.getTextureUnit();o.setUniformi("pwfTexture1",d)},e.updateShaders=(n,r,o)=>{if(e.getNeedToRebuildShaders(n,r,o)){const a={Vertex:null,Fragment:null,Geometry:null};e.buildShaders(a,r,o);const i=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(a.Vertex,a.Fragment,a.Geometry);i!==n.getProgram()&&(n.setProgram(i),n.getVAO().releaseGraphicsResources()),n.getShaderSourceTime().modified()}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(n.getProgram());n.getVAO().bind(),e.setMapperShaderParameters(n,r,o),e.setCameraShaderParameters(n,r,o),e.setPropertyShaderParameters(n,r,o)}}const mg={currentRenderPass:null,volumeTexture:null,volumeTextureTime:0,colorTexture:null,colorTextureString:null,pwfTexture:null,pwfTextureString:null,tris:null,lastHaveSeenDepthRequest:!1,haveSeenDepthRequest:!1,lastTextureComponents:0,lastIndependentComponents:0,imagemat:null,imagematinv:null};const hg=Ht.newInstance((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,mg,n),Yt.extend(e,t,n),_d(e,t,n),Ht.algo(e,t,2,0),t.tris=hd.newInstance(),t.volumeTexture=Ld.newInstance(),t.colorTexture=Ld.newInstance(),t.pwfTexture=Ld.newInstance(),t.imagemat=g(new Float64Array(16)),t.imagematinv=g(new Float64Array(16)),t.VBOBuildTime={},Ht.obj(t.VBOBuildTime,{mtime:0}),gg(e,t)}),"vtkOpenGLImageCPRMapper");function vg(e,t){t.classHierarchy.push("vtkOpenGLImageSlice"),e.buildPass=n=>{if(t.renderable&&t.renderable.getVisibility()&&n){if(!t.renderable)return;t._openGLRenderWindow=e.getFirstAncestorOfType("vtkOpenGLRenderWindow"),t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t.context=t._openGLRenderWindow.getContext(),e.prepareNodes(),e.addMissingNode(t.renderable.getMapper()),e.removeUnusedNodes()}},e.traverseZBufferPass=n=>{t.renderable&&t.renderable.getNestedVisibility()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&&(e.apply(n,!0),t.children.forEach((e=>{e.traverse(n)})),e.apply(n,!1))},e.traverseOpaqueZBufferPass=t=>e.traverseOpaquePass(t),e.traverseOpaquePass=n=>{t.renderable&&t.renderable.getNestedVisibility()&&t.renderable.getIsOpaque()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&&(e.apply(n,!0),t.children.forEach((e=>{e.traverse(n)})),e.apply(n,!1))},e.traverseTranslucentPass=n=>{!t.renderable||!t.renderable.getNestedVisibility()||t.renderable.getIsOpaque()||t._openGLRenderer.getSelector()&&!t.renderable.getNestedPickable()||(e.apply(n,!0),t.children.forEach((e=>{e.traverse(n)})),e.apply(n,!1))},e.queryPass=(e,n)=>{if(e){if(!t.renderable||!t.renderable.getVisibility())return;t.renderable.getIsOpaque()?n.incrementOpaqueActorCount():n.incrementTranslucentActorCount()}},e.zBufferPass=(t,n)=>e.opaquePass(t,n),e.opaqueZBufferPass=(t,n)=>e.opaquePass(t,n),e.opaquePass=(e,n)=>{e&&t.context.depthMask(!0)},e.translucentPass=(e,n)=>{t.context.depthMask(!e)},e.getKeyMatrices=()=>(t.renderable.getMTime()>t.keyMatrixTime.getMTime()&&(d(t.keyMatrices.mcwc,t.renderable.getMatrix()),m(t.keyMatrices.mcwc,t.keyMatrices.mcwc),t.keyMatrixTime.modified()),t.keyMatrices)}nn("vtkImageCPRMapper",hg);const yg={context:null,keyMatrixTime:null,keyMatrices:null};const Tg=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,yg,n),Yt.extend(e,t,n),t.keyMatrixTime={},vt(t.keyMatrixTime,{mtime:0}),t.keyMatrices={mcwc:g(new Float64Array(16))},St(e,t,["context"]),vg(e,t)}),"vtkOpenGLImageSlice");function bg(e,t){t.classHierarchy.push("vtkOpenGLVolume"),e.buildPass=n=>{t.renderable&&t.renderable.getVisibility()&&n&&(t._openGLRenderWindow=e.getFirstAncestorOfType("vtkOpenGLRenderWindow"),t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t.context=t._openGLRenderWindow.getContext(),e.prepareNodes(),e.addMissingNode(t.renderable.getMapper()),e.removeUnusedNodes())},e.queryPass=(e,n)=>{if(e){if(!t.renderable||!t.renderable.getVisibility())return;n.incrementVolumeCount()}},e.traverseVolumePass=n=>{t.renderable&&t.renderable.getNestedVisibility()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&&(e.apply(n,!0),t.children[0].traverse(n),e.apply(n,!1))},e.volumePass=e=>{t.renderable&&t.renderable.getVisibility()&&t.context.depthMask(!e)},e.getKeyMatrices=()=>(t.renderable.getMTime()>t.keyMatrixTime.getMTime()&&(t.renderable.computeMatrix(),d(t.MCWCMatrix,t.renderable.getMatrix()),m(t.MCWCMatrix,t.MCWCMatrix),t.renderable.getIsIdentity()?pe(t.normalMatrix):(se(t.normalMatrix,t.MCWCMatrix),ge(t.normalMatrix,t.normalMatrix)),t.keyMatrixTime.modified()),{mcwc:t.MCWCMatrix,normalMatrix:t.normalMatrix})}nn("vtkImageSlice",Tg);const xg={};const Cg=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,xg,n),Yt.extend(e,t,n),t.keyMatrixTime={},vt(t.keyMatrixTime,{mtime:0}),t.normalMatrix=new Float64Array(9),t.MCWCMatrix=new Float64Array(16),St(e,t,["context"]),bg(e,t)}),"vtkOpenGLVolume");nn("vtkVolume",Cg);const Sg={NEAREST:0,LINEAR:1,FAST_LINEAR:2},Ag={FRACTIONAL:0,PROPORTIONAL:1};var Ig={InterpolationType:Sg,OpacityMode:Ag};const Pg={COMPOSITE_BLEND:0,MAXIMUM_INTENSITY_BLEND:1,MINIMUM_INTENSITY_BLEND:2,AVERAGE_INTENSITY_BLEND:3,ADDITIVE_INTENSITY_BLEND:4,RADON_TRANSFORM_BLEND:5};var wg={BlendMode:Pg,FilterMode:{OFF:0,NORMALIZED:1,RAW:2}};const{vtkWarningMacro:Og,vtkErrorMacro:Mg}=jt;function Rg(e,t){t.classHierarchy.push("vtkOpenGLVolumeMapper"),e.buildPass=()=>{t.zBufferTexture=null},e.zBufferPass=(e,n)=>{if(e){const e=n.getZBufferTexture();e!==t.zBufferTexture&&(t.zBufferTexture=e)}},e.opaqueZBufferPass=(t,n)=>e.zBufferPass(t,n),e.volumePass=(n,r)=>{if(n){t._openGLRenderWindow=e.getFirstAncestorOfType("vtkOpenGLRenderWindow"),t.context=t._openGLRenderWindow.getContext(),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow),t.jitterTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.framebuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.scalarTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.opacityTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLVolume=e.getFirstAncestorOfType("vtkOpenGLVolume");const n=t.openGLVolume.getRenderable();t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer");const r=t._openGLRenderer.getRenderable();t.openGLCamera=t._openGLRenderer.getViewNodeFor(r.getActiveCamera()),e.renderPiece(r,n)}},e.buildShaders=(t,n,r)=>{e.getShaderTemplate(t,n,r),e.replaceShaderValues(t,n,r)},e.getShaderTemplate=(e,t,n)=>{e.Vertex="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkPolyDataVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n\nattribute vec4 vertexDC;\n\nvarying vec3 vertexVCVSOutput;\nuniform mat4 PCVCMatrix;\n\nuniform float dcxmin;\nuniform float dcxmax;\nuniform float dcymin;\nuniform float dcymax;\n\nvoid main()\n{\n // dcsmall is the device coords reduced to the\n // x y area covered by the volume\n vec4 dcsmall = vec4(\n dcxmin + 0.5 * (vertexDC.x + 1.0) * (dcxmax - dcxmin),\n dcymin + 0.5 * (vertexDC.y + 1.0) * (dcymax - dcymin),\n vertexDC.z,\n vertexDC.w);\n vec4 vcpos = PCVCMatrix * dcsmall;\n vertexVCVSOutput = vcpos.xyz/vcpos.w;\n gl_Position = dcsmall;\n}\n",e.Fragment="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkVolumeFS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n// Template for the volume mappers fragment shader\n\n// the output of this shader\n//VTK::Output::Dec\n\nvarying vec3 vertexVCVSOutput;\n\n// first declare the settings from the mapper\n// that impact the code paths in here\n\n// always set vtkNumComponents 1,2,3,4\n//VTK::NumComponents\n\n// possibly define vtkTrilinearOn\n//VTK::TrilinearOn\n\n// possibly define vtkIndependentComponents\n//VTK::IndependentComponentsOn\n\n// possibly define any \"proportional\" components\n//VTK::vtkProportionalComponents\n\n// Define the blend mode to use\n#define vtkBlendMode //VTK::BlendMode\n\n// Possibly define vtkImageLabelOutlineOn\n//VTK::ImageLabelOutlineOn\n\n#ifdef vtkImageLabelOutlineOn\nuniform int outlineThickness;\nuniform float outlineOpacity;\nuniform float vpWidth;\nuniform float vpHeight;\nuniform float vpOffsetX;\nuniform float vpOffsetY;\nuniform mat4 PCWCMatrix;\nuniform mat4 vWCtoIDX;\n#endif\n\n// define vtkLightComplexity\n//VTK::LightComplexity\n#if vtkLightComplexity > 0\nuniform float vSpecularPower;\nuniform float vAmbient;\nuniform float vDiffuse;\nuniform float vSpecular;\n//VTK::Light::Dec\n#endif\n\n//VTK::VolumeShadowOn\n//VTK::SurfaceShadowOn\n//VTK::localAmbientOcclusionOn\n//VTK::LAO::Dec\n//VTK::VolumeShadow::Dec\n\n// define vtkComputeNormalFromOpacity\n//VTK::vtkComputeNormalFromOpacity\n\n// possibly define vtkGradientOpacityOn\n//VTK::GradientOpacityOn\n#ifdef vtkGradientOpacityOn\nuniform float goscale0;\nuniform float goshift0;\nuniform float gomin0;\nuniform float gomax0;\n#if defined(vtkIndependentComponentsOn) && (vtkNumComponents > 1)\nuniform float goscale1;\nuniform float goshift1;\nuniform float gomin1;\nuniform float gomax1;\n#if vtkNumComponents >= 3\nuniform float goscale2;\nuniform float goshift2;\nuniform float gomin2;\nuniform float gomax2;\n#endif\n#if vtkNumComponents >= 4\nuniform float goscale3;\nuniform float goshift3;\nuniform float gomin3;\nuniform float gomax3;\n#endif\n#endif\n#endif\n\n// if you want to see the raw tiled\n// data in webgl1 uncomment the following line\n// #define debugtile\n\n// camera values\nuniform float camThick;\nuniform float camNear;\nuniform float camFar;\nuniform int cameraParallel;\n\n// values describing the volume geometry\nuniform vec3 vOriginVC;\nuniform vec3 vSpacing;\nuniform ivec3 volumeDimensions; // 3d texture dimensions\nuniform vec3 vPlaneNormal0;\nuniform float vPlaneDistance0;\nuniform vec3 vPlaneNormal1;\nuniform float vPlaneDistance1;\nuniform vec3 vPlaneNormal2;\nuniform float vPlaneDistance2;\nuniform vec3 vPlaneNormal3;\nuniform float vPlaneDistance3;\nuniform vec3 vPlaneNormal4;\nuniform float vPlaneDistance4;\nuniform vec3 vPlaneNormal5;\nuniform float vPlaneDistance5;\n\n//VTK::ClipPlane::Dec\n\n// opacity and color textures\nuniform sampler2D otexture;\nuniform float oshift0;\nuniform float oscale0;\nuniform sampler2D ctexture;\nuniform float cshift0;\nuniform float cscale0;\n\n// jitter texture\nuniform sampler2D jtexture;\n\n// some 3D texture values\nuniform float sampleDistance;\nuniform vec3 vVCToIJK;\n\n// the heights defined below are the locations\n// for the up to four components of the tfuns\n// the tfuns have a height of 2XnumComps pixels so the\n// values are computed to hit the middle of the two rows\n// for that component\n#ifdef vtkIndependentComponentsOn\n#if vtkNumComponents == 2\nuniform float mix0;\nuniform float mix1;\n#define height0 0.25\n#define height1 0.75\n#endif\n#if vtkNumComponents == 3\nuniform float mix0;\nuniform float mix1;\nuniform float mix2;\n#define height0 0.17\n#define height1 0.5\n#define height2 0.83\n#endif\n#if vtkNumComponents == 4\nuniform float mix0;\nuniform float mix1;\nuniform float mix2;\nuniform float mix3;\n#define height0 0.125\n#define height1 0.375\n#define height2 0.625\n#define height3 0.875\n#endif\n#endif\n\n#if vtkNumComponents >= 2\nuniform float oshift1;\nuniform float oscale1;\nuniform float cshift1;\nuniform float cscale1;\n#endif\n#if vtkNumComponents >= 3\nuniform float oshift2;\nuniform float oscale2;\nuniform float cshift2;\nuniform float cscale2;\n#endif\n#if vtkNumComponents >= 4\nuniform float oshift3;\nuniform float oscale3;\nuniform float cshift3;\nuniform float cscale3;\n#endif\n\nuniform vec4 ipScalarRangeMin;\nuniform vec4 ipScalarRangeMax;\n\n// declaration for intermixed geometry\n//VTK::ZBuffer::Dec\n\n//=======================================================================\n// global and custom variables (a temporary section before photorealistics rendering module is complete)\nvec3 rayDirVC;\nfloat sampleDistanceISVS;\nfloat sampleDistanceIS;\n\n#define SQRT3 1.7321\n#define INV4PI 0.0796\n#define EPSILON 0.001\n#define PI 3.1415\n#define PI2 9.8696\n\n//=======================================================================\n// Webgl2 specific version of functions\n#if __VERSION__ == 300\n\nuniform highp sampler3D texture1;\n\nvec4 getTextureValue(vec3 pos)\n{\n vec4 tmp = texture(texture1, pos);\n#if vtkNumComponents == 1\n tmp.a = tmp.r;\n#endif\n#if vtkNumComponents == 2\n tmp.a = tmp.g;\n#endif\n#if vtkNumComponents == 3\n tmp.a = length(tmp.rgb);\n#endif\n return tmp;\n}\n\n//=======================================================================\n// WebGL1 specific version of functions\n#else\n\nuniform sampler2D texture1;\n\nuniform float texWidth;\nuniform float texHeight;\nuniform int xreps;\nuniform int xstride;\nuniform int ystride;\n\n// if computing trilinear values from multiple z slices\n#ifdef vtkTrilinearOn\nvec4 getTextureValue(vec3 ijk)\n{\n float zoff = 1.0/float(volumeDimensions.z);\n vec4 val1 = getOneTextureValue(ijk);\n vec4 val2 = getOneTextureValue(vec3(ijk.xy, ijk.z + zoff));\n\n float indexZ = float(volumeDimensions)*ijk.z;\n float zmix = indexZ - floor(indexZ);\n\n return mix(val1, val2, zmix);\n}\n\nvec4 getOneTextureValue(vec3 ijk)\n#else // nearest or fast linear\nvec4 getTextureValue(vec3 ijk)\n#endif\n{\n vec3 tdims = vec3(volumeDimensions);\n\n#ifdef debugtile\n vec2 tpos = vec2(ijk.x, ijk.y);\n vec4 tmp = texture2D(texture1, tpos);\n tmp.a = 1.0;\n\n#else\n int z = int(ijk.z * tdims.z);\n int yz = z / xreps;\n int xz = z - yz*xreps;\n\n int tileWidth = volumeDimensions.x/xstride;\n int tileHeight = volumeDimensions.y/ystride;\n\n xz *= tileWidth;\n yz *= tileHeight;\n\n float ni = float(xz) + (ijk.x*float(tileWidth));\n float nj = float(yz) + (ijk.y*float(tileHeight));\n\n vec2 tpos = vec2(ni/texWidth, nj/texHeight);\n\n vec4 tmp = texture2D(texture1, tpos);\n\n#if vtkNumComponents == 1\n tmp.a = tmp.r;\n#endif\n#if vtkNumComponents == 2\n tmp.g = tmp.a;\n#endif\n#if vtkNumComponents == 3\n tmp.a = length(tmp.rgb);\n#endif\n#endif\n\n return tmp;\n}\n\n// End of Webgl1 specific code\n//=======================================================================\n#endif\n\n//=======================================================================\n// transformation between VC and IS space\n\n// convert vector position from idx to vc\n#if (vtkLightComplexity > 0) || (defined vtkClippingPlanesOn)\nvec3 IStoVC(vec3 posIS){\n vec3 posVC = posIS / vVCToIJK;\n return posVC.x * vPlaneNormal0 +\n posVC.y * vPlaneNormal2 +\n posVC.z * vPlaneNormal4 +\n vOriginVC;\n}\n\n// convert vector position from vc to idx\nvec3 VCtoIS(vec3 posVC){\n posVC = posVC - vOriginVC;\n posVC = vec3(\n dot(posVC, vPlaneNormal0),\n dot(posVC, vPlaneNormal2),\n dot(posVC, vPlaneNormal4));\n return posVC * vVCToIJK;\n}\n#endif\n\n//Rotate vector to view coordinate\n#if (vtkLightComplexity > 0) || (defined vtkGradientOpacityOn)\nvoid rotateToViewCoord(inout vec3 dirIS){\n dirIS.xyz =\n dirIS.x * vPlaneNormal0 +\n dirIS.y * vPlaneNormal2 +\n dirIS.z * vPlaneNormal4;\n}\n\n//Rotate vector to idx coordinate\nvec3 rotateToIDX(vec3 dirVC){\n vec3 dirIS;\n dirIS.xyz = vec3(\n dot(dirVC, vPlaneNormal0),\n dot(dirVC, vPlaneNormal2),\n dot(dirVC, vPlaneNormal4));\n return dirIS;\n}\n#endif\n\n//=======================================================================\n// Given a normal compute the gradient opacity factors\nfloat computeGradientOpacityFactor(\n float normalMag, float goscale, float goshift, float gomin, float gomax)\n{\n#if defined(vtkGradientOpacityOn)\n return clamp(normalMag * goscale + goshift, gomin, gomax);\n#else\n return 1.0;\n#endif\n}\n\n//=======================================================================\n// compute the normal and gradient magnitude for a position, uses forward difference\n#if (vtkLightComplexity > 0) || (defined vtkGradientOpacityOn)\n#ifdef vtkClippingPlanesOn\n void adjustClippedVoxelValues(vec3 pos, vec3 texPos[3], inout vec3 g1)\n {\n vec3 g1VC[3];\n for (int i = 0; i < 3; ++i)\n {\n g1VC[i] = IStoVC(texPos[i]);\n }\n vec3 posVC = IStoVC(pos);\n for (int i = 0; i < clip_numPlanes; ++i)\n {\n for (int j = 0; j < 3; ++j)\n {\n if(dot(vec3(vClipPlaneOrigins[i] - g1VC[j].xyz), vClipPlaneNormals[i]) > 0.0)\n {\n g1[j] = 0.0;\n }\n }\n }\n }\n#endif\n\n #ifdef vtkComputeNormalFromOpacity\n #ifdef vtkGradientOpacityOn\n vec4 computeDensityNormal(float gradientMag, vec3 scalarInterp[2])\n {\n #else\n //if gradient opacity not on but using density gradient\n vec4 computeDensityNormal(vec3 scalarInterp[2])\n {\n #endif\n vec3 opacityG1, opacityG2;\n opacityG1.x = texture2D(otexture, vec2(scalarInterp[0].x * oscale0 + oshift0, 0.5)).r;\n opacityG1.y = texture2D(otexture, vec2(scalarInterp[0].y * oscale0 + oshift0, 0.5)).r;\n opacityG1.z = texture2D(otexture, vec2(scalarInterp[0].z * oscale0 + oshift0, 0.5)).r;\n opacityG2.x = texture2D(otexture, vec2(scalarInterp[1].x * oscale0 + oshift0, 0.5)).r;\n opacityG2.y = texture2D(otexture, vec2(scalarInterp[1].y * oscale0 + oshift0, 0.5)).r;\n opacityG2.z = texture2D(otexture, vec2(scalarInterp[1].z * oscale0 + oshift0, 0.5)).r;\n #ifdef vtkGradientOpacityOn\n float gradOpacityFactor = 1.0f;\n if (gradientMag >= 0.0){\n gradOpacityFactor = computeGradientOpacityFactor(gradientMag, goscale0, goshift0, gomin0, gomax0);\n }\n opacityG1.xyz *= gradOpacityFactor;\n opacityG2.xyz *= gradOpacityFactor;\n #endif\n\n vec4 opacityG = vec4(opacityG1 - opacityG2, 1.0f);\n // divide by spacing\n opacityG.xyz /= vSpacing;\n opacityG.w = length(opacityG.xyz);\n // rotate to View Coords\n rotateToViewCoord(opacityG.xyz);\n if (length(opacityG.xyz) > 0.0) {\n return vec4(normalize(opacityG.xyz),opacityG.w);\n } else {\n return vec4(0.0);\n }\n }\n\n vec4 computeNormalForDensity(vec3 pos, vec3 tstep, out vec3 scalarInterp[2])\n {\n vec3 xvec = vec3(tstep.x, 0.0, 0.0);\n vec3 yvec = vec3(0.0, tstep.y, 0.0);\n vec3 zvec = vec3(0.0, 0.0, tstep.z);\n vec3 texPosPVec[3];\n texPosPVec[0] = pos + xvec;\n texPosPVec[1] = pos + yvec;\n texPosPVec[2] = pos + zvec;\n vec3 texPosNVec[3];\n texPosNVec[0] = pos - xvec;\n texPosNVec[1] = pos - yvec;\n texPosNVec[2] = pos - zvec;\n vec3 g1, g2;\n\n scalarInterp[0].x = getTextureValue(texPosPVec[0]).a;\n scalarInterp[0].y = getTextureValue(texPosPVec[1]).a;\n scalarInterp[0].z = getTextureValue(texPosPVec[2]).a;\n scalarInterp[1].x = getTextureValue(texPosNVec[0]).a;\n scalarInterp[1].y = getTextureValue(texPosNVec[1]).a;\n scalarInterp[1].z = getTextureValue(texPosNVec[2]).a;\n\n #ifdef vtkClippingPlanesOn\n adjustClippedVoxelValues(pos, texPosPVec, scalarInterp[0]);\n adjustClippedVoxelValues(pos, texPosNVec, scalarInterp[1]);\n #endif\n vec4 result;\n result.x = scalarInterp[0].x - scalarInterp[1].x;\n result.y = scalarInterp[0].y - scalarInterp[1].y;\n result.z = scalarInterp[0].z - scalarInterp[1].z;\n // divide by spacing\n result.xyz /= vSpacing;\n result.w = length(result.xyz);\n // rotate to View Coords\n rotateToViewCoord(result.xyz);\n if (length(result.xyz) > 0.0) {\n return vec4(normalize(result.xyz),result.w);\n } else {\n return vec4(0.0);\n }\n }\n #endif\n\n vec4 computeNormal(vec3 pos, vec3 tstep)\n {\n vec3 xvec = vec3(tstep.x, 0.0, 0.0);\n vec3 yvec = vec3(0.0, tstep.y, 0.0);\n vec3 zvec = vec3(0.0, 0.0, tstep.z);\n vec3 texPosPVec[3];\n texPosPVec[0] = pos + xvec;\n texPosPVec[1] = pos + yvec;\n texPosPVec[2] = pos + zvec;\n vec3 texPosNVec[3];\n texPosNVec[0] = pos - xvec;\n texPosNVec[1] = pos - yvec;\n texPosNVec[2] = pos - zvec;\n vec3 g1, g2;\n g1.x = getTextureValue(texPosPVec[0]).a;\n g1.y = getTextureValue(texPosPVec[1]).a;\n g1.z = getTextureValue(texPosPVec[2]).a;\n g2.x = getTextureValue(texPosNVec[0]).a;\n g2.y = getTextureValue(texPosNVec[1]).a;\n g2.z = getTextureValue(texPosNVec[2]).a;\n #ifdef vtkClippingPlanesOn\n adjustClippedVoxelValues(pos, texPosPVec, g1);\n adjustClippedVoxelValues(pos, texPosNVec, g2);\n #endif\n vec4 result;\n result = vec4(g1 - g2, -1.0);\n // divide by spacing\n result.xyz /= vSpacing;\n result.w = length(result.xyz);\n if (result.w > 0.0){\n // rotate to View Coords\n rotateToViewCoord(result.xyz);\n return vec4(normalize(result.xyz),result.w);\n } else {\n return vec4(0.0);\n }\n }\n#endif\n\n#ifdef vtkImageLabelOutlineOn\nvec3 fragCoordToIndexSpace(vec4 fragCoord) {\n vec4 pcPos = vec4(\n (fragCoord.x / vpWidth - vpOffsetX - 0.5) * 2.0,\n (fragCoord.y / vpHeight - vpOffsetY - 0.5) * 2.0,\n (fragCoord.z - 0.5) * 2.0,\n 1.0);\n\n vec4 worldCoord = PCWCMatrix * pcPos;\n vec4 vertex = (worldCoord/worldCoord.w);\n\n vec3 index = (vWCtoIDX * vertex).xyz;\n\n // half voxel fix for labelmapOutline\n return (index + vec3(0.5)) / vec3(volumeDimensions);\n}\n#endif\n\n//=======================================================================\n// compute the normals and gradient magnitudes for a position\n// for independent components\nmat4 computeMat4Normal(vec3 pos, vec4 tValue, vec3 tstep)\n{\n mat4 result;\n vec4 distX = getTextureValue(pos + vec3(tstep.x, 0.0, 0.0)) - tValue;\n vec4 distY = getTextureValue(pos + vec3(0.0, tstep.y, 0.0)) - tValue;\n vec4 distZ = getTextureValue(pos + vec3(0.0, 0.0, tstep.z)) - tValue;\n\n // divide by spacing\n distX /= vSpacing.x;\n distY /= vSpacing.y;\n distZ /= vSpacing.z;\n\n mat3 rot;\n rot[0] = vPlaneNormal0;\n rot[1] = vPlaneNormal2;\n rot[2] = vPlaneNormal4;\n\n#if !defined(vtkComponent0Proportional)\n result[0].xyz = vec3(distX.r, distY.r, distZ.r);\n result[0].a = length(result[0].xyz);\n result[0].xyz *= rot;\n if (result[0].w > 0.0)\n {\n result[0].xyz /= result[0].w;\n }\n#endif\n\n// optionally compute the 2nd component\n#if vtkNumComponents >= 2 && !defined(vtkComponent1Proportional)\n result[1].xyz = vec3(distX.g, distY.g, distZ.g);\n result[1].a = length(result[1].xyz);\n result[1].xyz *= rot;\n if (result[1].w > 0.0)\n {\n result[1].xyz /= result[1].w;\n }\n#endif\n\n// optionally compute the 3rd component\n#if vtkNumComponents >= 3 && !defined(vtkComponent2Proportional)\n result[2].xyz = vec3(distX.b, distY.b, distZ.b);\n result[2].a = length(result[2].xyz);\n result[2].xyz *= rot;\n if (result[2].w > 0.0)\n {\n result[2].xyz /= result[2].w;\n }\n#endif\n\n// optionally compute the 4th component\n#if vtkNumComponents >= 4 && !defined(vtkComponent3Proportional)\n result[3].xyz = vec3(distX.a, distY.a, distZ.a);\n result[3].a = length(result[3].xyz);\n result[3].xyz *= rot;\n if (result[3].w > 0.0)\n {\n result[3].xyz /= result[3].w;\n }\n#endif\n\n return result;\n}\n\n//=======================================================================\n// global shadow - secondary ray\n#if defined(VolumeShadowOn) || defined(localAmbientOcclusionOn)\nfloat random()\n{\n float rand = fract(sin(dot(gl_FragCoord.xy,vec2(12.9898,78.233)))*43758.5453123);\n float jitter=texture2D(jtexture,gl_FragCoord.xy/32.).r;\n uint pcg_state = floatBitsToUint(jitter);\n uint state = pcg_state;\n pcg_state = pcg_state * uint(747796405) + uint(2891336453);\n uint word = ((state >> ((state >> uint(28)) + uint(4))) ^ state) * uint(277803737);\n return (float((((word >> uint(22)) ^ word) >> 1 ))/float(2147483647) + rand)/2.0;\n}\n#endif\n\n#ifdef VolumeShadowOn\n// henyey greenstein phase function\nfloat phase_function(float cos_angle)\n{\n // divide by 2.0 instead of 4pi to increase intensity\n return ((1.0-anisotropy2)/pow(1.0+anisotropy2-2.0*anisotropy*cos_angle, 1.5))/2.0;\n}\n\n// Computes the intersection between a ray and a box\nstruct Hit\n{\n float tmin;\n float tmax;\n};\n\nstruct Ray\n{\n vec3 origin;\n vec3 dir;\n vec3 invDir;\n};\n\nbool BBoxIntersect(vec3 boundMin, vec3 boundMax, const Ray r, out Hit hit)\n{\n vec3 tbot = r.invDir * (boundMin - r.origin);\n vec3 ttop = r.invDir * (boundMax - r.origin);\n vec3 tmin = min(ttop, tbot);\n vec3 tmax = max(ttop, tbot);\n vec2 t = max(tmin.xx, tmin.yz);\n float t0 = max(t.x, t.y);\n t = min(tmax.xx, tmax.yz);\n float t1 = min(t.x, t.y);\n hit.tmin = t0;\n hit.tmax = t1;\n return t1 > max(t0,0.0);\n}\n\n// As BBoxIntersect requires the inverse of the ray coords,\n// this function is used to avoid numerical issues\nvoid safe_0_vector(inout Ray ray)\n{\n if(abs(ray.dir.x) < EPSILON) ray.dir.x = sign(ray.dir.x) * EPSILON;\n if(abs(ray.dir.y) < EPSILON) ray.dir.y = sign(ray.dir.y) * EPSILON;\n if(abs(ray.dir.z) < EPSILON) ray.dir.z = sign(ray.dir.z) * EPSILON;\n}\n\nfloat volume_shadow(vec3 posIS, vec3 lightDirNormIS)\n{\n float shadow = 1.0;\n float opacity = 0.0;\n\n // modify sample distance with a random number between 1.5 and 3.0\n float sampleDistanceISVS_jitter = sampleDistanceISVS * mix(1.5, 3.0, random());\n float opacityPrev = texture2D(otexture, vec2(getTextureValue(posIS).r * oscale0 + oshift0, 0.5)).r;\n\n // in case the first sample near surface has a very tiled light ray, we need to offset start position\n posIS += sampleDistanceISVS_jitter * lightDirNormIS;\n\n // compute the start and end points for the ray\n Ray ray;\n Hit hit;\n ray.origin = posIS;\n ray.dir = lightDirNormIS;\n safe_0_vector(ray);\n ray.invDir = 1.0/ray.dir;\n\n if(!BBoxIntersect(vec3(0.0),vec3(1.0), ray, hit))\n {\n return 1.0;\n }\n float maxdist = hit.tmax;\n\n // interpolate shadow ray length between: 1 unit of sample distance in IS to SQRT3, based on globalIlluminationReach\n float maxgi = mix(sampleDistanceISVS_jitter,SQRT3,giReach);\n maxdist = min(maxdist,maxgi);\n if(maxdist < EPSILON) {\n return 1.0;\n }\n\n // support gradient opacity\n #ifdef vtkGradientOpacityOn\n vec4 normal;\n #endif\n\n float current_dist = 0.0;\n float current_step = length(sampleDistanceISVS_jitter * lightDirNormIS);\n float clamped_step = 0.0;\n\n vec4 scalar = vec4(0.0);\n while(current_dist < maxdist)\n {\n#ifdef vtkClippingPlanesOn\n vec3 posVC = IStoVC(posIS);\n for (int i = 0; i < clip_numPlanes; ++i)\n {\n if (dot(vec3(vClipPlaneOrigins[i] - posVC), vClipPlaneNormals[i]) > 0.0)\n {\n current_dist = maxdist;\n }\n }\n#endif\n scalar = getTextureValue(posIS);\n opacity = texture2D(otexture, vec2(scalar.r * oscale0 + oshift0, 0.5)).r;\n #ifdef vtkGradientOpacityOn\n normal = computeNormal(posIS, vec3(1.0/vec3(volumeDimensions)));\n opacity *= computeGradientOpacityFactor(normal.w, goscale0, goshift0, gomin0, gomax0);\n #endif\n shadow *= 1.0 - opacity;\n\n // optimization: early termination\n if (shadow < EPSILON){\n return 0.0;\n }\n\n clamped_step = min(maxdist - current_dist, current_step);\n posIS += clamped_step * lightDirNormIS;\n current_dist += current_step;\n }\n\n return shadow;\n}\n\nvec3 applyShadowRay(vec3 tColor, vec3 posIS, vec3 viewDirectionVC)\n{\n vec3 vertLight = vec3(0.0);\n vec3 secondary_contrib = vec3(0.0);\n // here we assume only positional light, no effect of cones\n for (int i = 0; i < lightNum; i++)\n {\n #if(vtkLightComplexity==3)\n if (lightPositional[i] == 1){\n vertLight = lightPositionVC[i] - IStoVC(posIS);\n }else{\n vertLight = - lightDirectionVC[i];\n }\n #else\n vertLight = - lightDirectionVC[i];\n #endif\n // here we assume achromatic light, only intensity\n float dDotL = dot(viewDirectionVC, normalize(vertLight));\n // isotropic scatter returns 0.5 instead of 1/4pi to increase intensity\n float phase_attenuation = 0.5;\n if (abs(anisotropy) > EPSILON){\n phase_attenuation = phase_function(dDotL);\n }\n float vol_shadow = volume_shadow(posIS, normalize(rotateToIDX(vertLight)));\n secondary_contrib += tColor * vDiffuse * lightColor[i] * vol_shadow * phase_attenuation;\n secondary_contrib += tColor * vAmbient;\n }\n return secondary_contrib;\n}\n#endif\n\n//=======================================================================\n// local ambient occlusion\n#ifdef localAmbientOcclusionOn\nvec3 sample_direction_uniform(int i)\n{\n float rand = random() * 0.5;\n float theta = PI2 * (kernelSample[i][0] + rand);\n float phi = acos(2.0 * (kernelSample[i][1] + rand) -1.0) / 2.5;\n return normalize(vec3(cos(theta)*sin(phi), sin(theta)*sin(phi), cos(phi)));\n}\n\n// return a matrix that transform startDir into z axis; startDir should be normalized\nmat3 zBaseRotationalMatrix(vec3 startDir){\n vec3 axis = cross(startDir, vec3(0.0,0.0,1.0));\n float cosA = startDir.z;\n float k = 1.0 / (1.0 + cosA);\n mat3 matrix = mat3((axis.x * axis.x * k) + cosA, (axis.y * axis.x * k) - axis.z, (axis.z * axis.x * k) + axis.y,\n (axis.x * axis.y * k) + axis.z, (axis.y * axis.y * k) + cosA, (axis.z * axis.y * k) - axis.x,\n (axis.x * axis.z * k) - axis.y, (axis.y * axis.z * k) + axis.x, (axis.z * axis.z * k) + cosA);\n return matrix;\n}\n\nfloat computeLAO(vec3 posIS, float op, vec3 lightDir, vec4 normal){\n // apply LAO only at selected locations, otherwise return full brightness\n if (normal.w > 0.0 && op > 0.05){\n float total_transmittance = 0.0;\n mat3 inverseRotateBasis = inverse(zBaseRotationalMatrix(normalize(-normal.xyz)));\n vec3 currPos, randomDirStep;\n float weight, transmittance, opacity;\n for (int i = 0; i < kernelSize; i++)\n {\n randomDirStep = inverseRotateBasis * sample_direction_uniform(i) * sampleDistanceIS;\n weight = 1.0 - dot(normalize(lightDir), normalize(randomDirStep));\n currPos = posIS;\n transmittance = 1.0;\n for (int j = 0; j < kernelRadius ; j++){\n currPos += randomDirStep;\n // check if it's at clipping plane, if so return full brightness\n if (all(greaterThan(currPos, vec3(EPSILON))) && all(lessThan(currPos,vec3(1.0-EPSILON)))){\n opacity = texture2D(otexture, vec2(getTextureValue(currPos).r * oscale0 + oshift0, 0.5)).r;\n #ifdef vtkGradientOpacityOn\n opacity *= computeGradientOpacityFactor(normal.w, goscale0, goshift0, gomin0, gomax0);\n #endif\n transmittance *= 1.0 - opacity;\n }\n else{\n break;\n }\n }\n total_transmittance += transmittance / float(kernelRadius) * weight;\n\n // early termination if fully translucent\n if (total_transmittance > 1.0 - EPSILON){\n return 1.0;\n }\n }\n // average transmittance and reduce variance\n return clamp(total_transmittance / float(kernelSize), 0.3, 1.0);\n } else {\n return 1.0;\n }\n}\n#endif\n\n//=======================================================================\n// surface light contribution\n#if vtkLightComplexity > 0\n void applyLighting(inout vec3 tColor, vec4 normal)\n {\n vec3 diffuse = vec3(0.0, 0.0, 0.0);\n vec3 specular = vec3(0.0, 0.0, 0.0);\n float df, sf = 0.0;\n for (int i = 0; i < lightNum; i++){\n df = abs(dot(normal.rgb, -lightDirectionVC[i]));\n diffuse += df * lightColor[i];\n sf = pow( abs(dot(lightHalfAngleVC[i],normal.rgb)), vSpecularPower);\n specular += sf * lightColor[i];\n }\n tColor.rgb = tColor.rgb*(diffuse*vDiffuse + vAmbient) + specular*vSpecular;\n }\n #ifdef SurfaceShadowOn\n #if vtkLightComplexity < 3\n vec3 applyLightingDirectional(vec3 posIS, vec4 tColor, vec4 normal)\n {\n // everything in VC\n vec3 diffuse = vec3(0.0);\n vec3 specular = vec3(0.0);\n #ifdef localAmbientOcclusionOn\n vec3 ambient = vec3(0.0);\n #endif\n vec3 vertLightDirection;\n for (int i = 0; i < lightNum; i++){\n float ndotL,vdotR;\n vertLightDirection = lightDirectionVC[i];\n ndotL = dot(normal.xyz, vertLightDirection);\n if (ndotL < 0.0 && twoSidedLighting)\n {\n ndotL = -ndotL;\n }\n if (ndotL > 0.0)\n {\n diffuse += ndotL * lightColor[i];\n //specular\n vdotR = dot(-rayDirVC, normalize(2.0 * ndotL * -normal.xyz + vertLightDirection));\n if (vdotR > 0.0)\n {\n specular += pow(vdotR, vSpecularPower) * lightColor[i];\n }\n }\n #ifdef localAmbientOcclusionOn\n ambient += computeLAO(posIS, tColor.a, vertLightDirection, normal);\n #endif\n }\n #ifdef localAmbientOcclusionOn\n return tColor.rgb * (diffuse * vDiffuse + vAmbient * ambient) + specular*vSpecular;\n #else\n return tColor.rgb * (diffuse * vDiffuse + vAmbient) + specular*vSpecular;\n #endif\n }\n #else\n vec3 applyLightingPositional(vec3 posIS, vec4 tColor, vec4 normal, vec3 posVC)\n {\n // everything in VC\n vec3 diffuse = vec3(0.0);\n vec3 specular = vec3(0.0);\n #ifdef localAmbientOcclusionOn\n vec3 ambient = vec3(0.0);\n #endif\n vec3 vertLightDirection;\n for (int i = 0; i < lightNum; i++){\n float distance,attenuation,ndotL,vdotR;\n vec3 lightDir;\n if (lightPositional[i] == 1){\n lightDir = lightDirectionVC[i];\n vertLightDirection = posVC - lightPositionVC[i];\n distance = length(vertLightDirection);\n vertLightDirection = normalize(vertLightDirection);\n attenuation = 1.0 / (lightAttenuation[i].x\n + lightAttenuation[i].y * distance\n + lightAttenuation[i].z * distance * distance);\n // per OpenGL standard cone angle is 90 or less for a spot light\n if (lightConeAngle[i] <= 90.0){\n float coneDot = dot(vertLightDirection, lightDir);\n if (coneDot >= cos(radians(lightConeAngle[i]))){ // if inside cone\n attenuation = attenuation * pow(coneDot, lightExponent[i]);\n }\n else {\n attenuation = 0.0;\n }\n }\n ndotL = dot(normal.xyz, vertLightDirection);\n if (ndotL < 0.0 && twoSidedLighting)\n {\n ndotL = -ndotL;\n }\n if (ndotL > 0.0)\n {\n diffuse += ndotL * attenuation * lightColor[i];\n //specular\n vdotR = dot(-rayDirVC, normalize(2.0 * ndotL * -normal.xyz + vertLightDirection));\n if (vdotR > 0.0)\n {\n specular += pow(vdotR, vSpecularPower) * attenuation * lightColor[i];\n }\n }\n #ifdef localAmbientOcclusionOn\n ambient += computeLAO(posIS, tColor.a, vertLightDirection, normal);\n #endif\n } else {\n vertLightDirection = lightDirectionVC[i];\n ndotL = dot(normal.xyz, vertLightDirection);\n if (ndotL < 0.0 && twoSidedLighting)\n {\n ndotL = -ndotL;\n }\n if (ndotL > 0.0)\n {\n diffuse += ndotL * lightColor[i];\n //specular\n vdotR = dot(-rayDirVC, normalize(2.0 * ndotL * -normal.xyz + vertLightDirection));\n if (vdotR > 0.0)\n {\n specular += pow(vdotR, vSpecularPower) * lightColor[i];\n }\n }\n #ifdef localAmbientOcclusionOn\n ambient += computeLAO(posIS, tColor.a, vertLightDirection, normal);\n #endif\n }\n }\n #ifdef localAmbientOcclusionOn\n return tColor.rgb * (diffuse * vDiffuse + vAmbient * ambient) + specular*vSpecular;\n #else\n return tColor.rgb * (diffuse * vDiffuse + vAmbient) + specular*vSpecular;\n #endif\n }\n #endif\n #endif\n#endif\n\n//=======================================================================\n// Given a texture value compute the color and opacity\n//\nvec4 getColorForValue(vec4 tValue, vec3 posIS, vec3 tstep)\n{\n#ifdef vtkImageLabelOutlineOn\n vec3 centerPosIS = fragCoordToIndexSpace(gl_FragCoord); // pos in texture space\n vec4 centerValue = getTextureValue(centerPosIS);\n bool pixelOnBorder = false;\n vec4 tColor = texture2D(ctexture, vec2(centerValue.r * cscale0 + cshift0, 0.5));\n\n // Get alpha of segment from opacity function.\n tColor.a = texture2D(otexture, vec2(centerValue.r * oscale0 + oshift0, 0.5)).r;\n\n // Only perform outline check on fragments rendering voxels that aren't invisible.\n // Saves a bunch of needless checks on the background.\n // TODO define epsilon when building shader?\n if (float(tColor.a) > 0.01) {\n for (int i = -outlineThickness; i <= outlineThickness; i++) {\n for (int j = -outlineThickness; j <= outlineThickness; j++) {\n if (i == 0 || j == 0) {\n continue;\n }\n\n vec4 neighborPixelCoord = vec4(gl_FragCoord.x + float(i),\n gl_FragCoord.y + float(j),\n gl_FragCoord.z, gl_FragCoord.w);\n\n vec3 neighborPosIS = fragCoordToIndexSpace(neighborPixelCoord);\n vec4 value = getTextureValue(neighborPosIS);\n\n // If any of my neighbours are not the same value as I\n // am, this means I am on the border of the segment.\n // We can break the loops\n if (any(notEqual(value, centerValue))) {\n pixelOnBorder = true;\n break;\n }\n }\n\n if (pixelOnBorder == true) {\n break;\n }\n }\n\n // If I am on the border, I am displayed at full opacity\n if (pixelOnBorder == true) {\n tColor.a = outlineOpacity;\n }\n }\n\n#else\n // compute the normal and gradient magnitude if needed\n // We compute it as a vec4 if possible otherwise a mat4\n //\n vec4 goFactor = vec4(1.0,1.0,1.0,1.0);\n\n // compute the normal vectors as needed\n #if (vtkLightComplexity > 0) || defined(vtkGradientOpacityOn)\n #if defined(vtkIndependentComponentsOn) && (vtkNumComponents > 1)\n mat4 normalMat = computeMat4Normal(posIS, tValue, tstep);\n #if !defined(vtkComponent0Proportional)\n vec4 normal0 = normalMat[0];\n #endif\n #if !defined(vtkComponent1Proportional)\n vec4 normal1 = normalMat[1];\n #endif\n #if vtkNumComponents > 2\n #if !defined(vtkComponent2Proportional)\n vec4 normal2 = normalMat[2];\n #endif\n #if vtkNumComponents > 3\n #if !defined(vtkComponent3Proportional)\n vec4 normal3 = normalMat[3];\n #endif\n #endif\n #endif\n #else\n vec4 normalLight;\n #ifdef vtkComputeNormalFromOpacity\n vec3 scalarInterp[2];\n vec4 normal0 = computeNormalForDensity(posIS, tstep, scalarInterp);\n if (length(normal0)>0.0){\n #ifdef vtkGradientOpacityOn\n normalLight = computeDensityNormal(normal0.w, scalarInterp);\n #else\n normalLight = computeDensityNormal(scalarInterp);\n #endif\n if (length(normalLight) == 0.0){\n normalLight = normal0;\n }\n }\n #else\n vec4 normal0 = computeNormal(posIS, tstep);\n normalLight = normal0;\n #endif\n #endif\n #endif\n\n // compute gradient opacity factors as needed\n #if defined(vtkGradientOpacityOn)\n #if !defined(vtkComponent0Proportional)\n goFactor.x =\n computeGradientOpacityFactor(normal0.a, goscale0, goshift0, gomin0, gomax0);\n #endif\n #if defined(vtkIndependentComponentsOn) && (vtkNumComponents > 1)\n #if !defined(vtkComponent1Proportional)\n goFactor.y =\n computeGradientOpacityFactor(normal1.a, goscale1, goshift1, gomin1, gomax1);\n #endif\n #if vtkNumComponents > 2\n #if !defined(vtkComponent2Proportional)\n goFactor.z =\n computeGradientOpacityFactor(normal2.a, goscale2, goshift2, gomin2, gomax2);\n #endif\n #if vtkNumComponents > 3\n #if !defined(vtkComponent3Proportional)\n goFactor.w =\n computeGradientOpacityFactor(normal3.a, goscale3, goshift3, gomin3, gomax3);\n #endif\n #endif\n #endif\n #endif\n #endif\n\n // single component is always independent\n #if vtkNumComponents == 1\n vec4 tColor = texture2D(ctexture, vec2(tValue.r * cscale0 + cshift0, 0.5));\n tColor.a = goFactor.x*texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, 0.5)).r;\n if (tColor.a < EPSILON){\n return vec4(0.0);\n }\n #endif\n\n #if defined(vtkIndependentComponentsOn) && vtkNumComponents >= 2\n vec4 tColor = mix0*texture2D(ctexture, vec2(tValue.r * cscale0 + cshift0, height0));\n #if !defined(vtkComponent0Proportional)\n tColor.a = goFactor.x*mix0*texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, height0)).r;\n #else\n float pwfValue = texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, height0)).r;\n tColor *= pwfValue;\n tColor.a *= mix(pwfValue, 1.0, (1.0 - mix0));\n #endif\n\n vec3 tColor1 = mix1*texture2D(ctexture, vec2(tValue.g * cscale1 + cshift1, height1)).rgb;\n #if !defined(vtkComponent1Proportional)\n tColor.a += goFactor.y*mix1*texture2D(otexture, vec2(tValue.g * oscale1 + oshift1, height1)).r;\n #else\n float pwfValue = texture2D(otexture, vec2(tValue.g * oscale1 + oshift1, height1)).r;\n tColor1 *= pwfValue;\n tColor.a *= mix(pwfValue, 1.0, (1.0 - mix1));\n #endif\n\n #if vtkNumComponents >= 3\n vec3 tColor2 = mix2*texture2D(ctexture, vec2(tValue.b * cscale2 + cshift2, height2)).rgb;\n #if !defined(vtkComponent2Proportional)\n tColor.a += goFactor.z*mix2*texture2D(otexture, vec2(tValue.b * oscale2 + oshift2, height2)).r;\n #else\n float pwfValue = texture2D(otexture, vec2(tValue.b * oscale2 + oshift2, height2)).r;\n tColor2 *= pwfValue;\n tColor.a *= mix(pwfValue, 1.0, (1.0 - mix2));\n #endif\n\n #if vtkNumComponents >= 4\n vec3 tColor3 = mix3*texture2D(ctexture, vec2(tValue.a * cscale3 + cshift3, height3)).rgb;\n #if !defined(vtkComponent3Proportional)\n tColor.a += goFactor.w*mix3*texture2D(otexture, vec2(tValue.a * oscale3 + oshift3, height3)).r;\n #else\n float pwfValue = texture2D(otexture, vec2(tValue.a * oscale3 + oshift3, height3)).r;\n tColor3 *= pwfValue;\n tColor.a *= mix(pwfValue, 1.0, (1.0 - mix3));\n #endif\n #endif\n #endif\n #else // then not independent\n\n #if vtkNumComponents == 2\n float lum = tValue.r * cscale0 + cshift0;\n float alpha = goFactor.x*texture2D(otexture, vec2(tValue.a * oscale1 + oshift1, 0.5)).r;\n vec4 tColor = vec4(lum, lum, lum, alpha);\n #endif\n #if vtkNumComponents == 3\n vec4 tColor;\n tColor.r = tValue.r * cscale0 + cshift0;\n tColor.g = tValue.g * cscale1 + cshift1;\n tColor.b = tValue.b * cscale2 + cshift2;\n tColor.a = goFactor.x*texture2D(otexture, vec2(tValue.a * oscale0 + oshift0, 0.5)).r;\n #endif\n #if vtkNumComponents == 4\n vec4 tColor;\n tColor.r = tValue.r * cscale0 + cshift0;\n tColor.g = tValue.g * cscale1 + cshift1;\n tColor.b = tValue.b * cscale2 + cshift2;\n tColor.a = goFactor.x*texture2D(otexture, vec2(tValue.a * oscale3 + oshift3, 0.5)).r;\n #endif\n #endif // dependent\n\n // apply lighting if requested as appropriate\n #if vtkLightComplexity > 0\n #if !defined(vtkComponent0Proportional)\n #if vtkNumComponents == 1\n #ifdef SurfaceShadowOn\n #if vtkLightComplexity < 3\n vec3 tColorS = applyLightingDirectional(posIS, tColor, normalLight);\n #else\n vec3 tColorS = applyLightingPositional(posIS, tColor, normalLight, IStoVC(posIS));\n #endif\n #endif\n\n #ifdef VolumeShadowOn\n vec3 tColorVS = applyShadowRay(tColor.rgb, posIS, rayDirVC);\n #ifdef SurfaceShadowOn\n float vol_coef = volumetricScatteringBlending * (1.0 - tColor.a / 2.0) * (1.0 - atan(normalLight.w) * INV4PI);\n tColor.rgb = (1.0-vol_coef) * tColorS + vol_coef * tColorVS;\n #else\n tColor.rgb = tColorVS;\n #endif\n #else\n tColor.rgb = tColorS;\n #endif\n\n #else\n applyLighting(tColor.rgb, normal0);\n #endif\n #endif\n\n #if defined(vtkIndependentComponentsOn) && vtkNumComponents >= 2\n #if !defined(vtkComponent1Proportional)\n applyLighting(tColor1, normal1);\n #endif\n #if vtkNumComponents >= 3\n #if !defined(vtkComponent2Proportional)\n applyLighting(tColor2, normal2);\n #endif\n #if vtkNumComponents >= 4\n #if !defined(vtkComponent3Proportional)\n applyLighting(tColor3, normal3);\n #endif\n #endif\n #endif\n #endif\n #endif\n\n// perform final independent blend as needed\n#if defined(vtkIndependentComponentsOn) && vtkNumComponents >= 2\n tColor.rgb += tColor1;\n#if vtkNumComponents >= 3\n tColor.rgb += tColor2;\n#if vtkNumComponents >= 4\n tColor.rgb += tColor3;\n#endif\n#endif\n#endif\n\n#endif\nreturn tColor;\n}\n\nbool valueWithinScalarRange(vec4 val, vec4 min, vec4 max) {\n bool withinRange = false;\n #if vtkNumComponents == 1\n if (val.r >= min.r && val.r <= max.r) {\n withinRange = true;\n }\n #endif\n #if defined(vtkIndependentComponentsOn) && vtkNumComponents == 2\n if (val.r >= min.r && val.r <= max.r &&\n val.g >= min.g && val.g <= max.g) {\n withinRange = true;\n }\n #endif\n #if defined(vtkIndependentComponentsOn) && vtkNumComponents >= 3\n if (all(greaterThanEqual(val, ipScalarRangeMin)) &&\n all(lessThanEqual(val, ipScalarRangeMax))) {\n withinRange = true;\n }\n #endif\n return withinRange;\n}\n\n//=======================================================================\n// Apply the specified blend mode operation along the ray's path.\n//\nvoid applyBlend(vec3 posIS, vec3 endIS, vec3 tdims)\n{\n vec3 tstep = 1.0/tdims;\n\n // start slightly inside and apply some jitter\n vec3 delta = endIS - posIS;\n vec3 stepIS = normalize(delta)*sampleDistanceIS;\n float raySteps = length(delta)/sampleDistanceIS;\n\n // avoid 0.0 jitter\n float jitter = 0.01 + 0.99*texture2D(jtexture, gl_FragCoord.xy/32.0).r;\n float stepsTraveled = jitter;\n\n // local vars for the loop\n vec4 color = vec4(0.0, 0.0, 0.0, 0.0);\n vec4 tValue;\n vec4 tColor;\n\n // if we have less than one step then pick the middle point\n // as our value\n // if (raySteps <= 1.0)\n // {\n // posIS = (posIS + endIS)*0.5;\n // }\n\n // Perform initial step at the volume boundary\n // compute the scalar\n tValue = getTextureValue(posIS);\n\n #if vtkBlendMode == 0 // COMPOSITE_BLEND\n // now map through opacity and color\n tColor = getColorForValue(tValue, posIS, tstep);\n\n // handle very thin volumes\n if (raySteps <= 1.0)\n {\n tColor.a = 1.0 - pow(1.0 - tColor.a, raySteps);\n gl_FragData[0] = tColor;\n return;\n }\n\n tColor.a = 1.0 - pow(1.0 - tColor.a, jitter);\n color = vec4(tColor.rgb*tColor.a, tColor.a);\n posIS += (jitter*stepIS);\n\n for (int i = 0; i < //VTK::MaximumSamplesValue ; ++i)\n {\n if (stepsTraveled + 1.0 >= raySteps) { break; }\n\n // compute the scalar\n tValue = getTextureValue(posIS);\n\n // now map through opacity and color\n tColor = getColorForValue(tValue, posIS, tstep);\n\n float mix = (1.0 - color.a);\n\n // this line should not be needed but nvidia seems to not handle\n // the break correctly on windows/chrome 58 angle\n //mix = mix * sign(max(raySteps - stepsTraveled - 1.0, 0.0));\n\n color = color + vec4(tColor.rgb*tColor.a, tColor.a)*mix;\n stepsTraveled++;\n posIS += stepIS;\n if (color.a > 0.99) { color.a = 1.0; break; }\n }\n\n if (color.a < 0.99 && (raySteps - stepsTraveled) > 0.0)\n {\n posIS = endIS;\n\n // compute the scalar\n tValue = getTextureValue(posIS);\n\n // now map through opacity and color\n tColor = getColorForValue(tValue, posIS, tstep);\n tColor.a = 1.0 - pow(1.0 - tColor.a, raySteps - stepsTraveled);\n\n float mix = (1.0 - color.a);\n color = color + vec4(tColor.rgb*tColor.a, tColor.a)*mix;\n }\n\n gl_FragData[0] = vec4(color.rgb/color.a, color.a);\n #endif\n #if vtkBlendMode == 1 || vtkBlendMode == 2\n // MAXIMUM_INTENSITY_BLEND || MINIMUM_INTENSITY_BLEND\n // Find maximum/minimum intensity along the ray.\n\n // Define the operation we will use (min or max)\n #if vtkBlendMode == 1\n #define OP max\n #else\n #define OP min\n #endif\n\n // If the clipping range is shorter than the sample distance\n // we can skip the sampling loop along the ray.\n if (raySteps <= 1.0)\n {\n gl_FragData[0] = getColorForValue(tValue, posIS, tstep);\n return;\n }\n\n vec4 value = tValue;\n posIS += (jitter*stepIS);\n\n // Sample along the ray until MaximumSamplesValue,\n // ending slightly inside the total distance\n for (int i = 0; i < //VTK::MaximumSamplesValue ; ++i)\n {\n // If we have reached the last step, break\n if (stepsTraveled + 1.0 >= raySteps) { break; }\n\n // compute the scalar\n tValue = getTextureValue(posIS);\n\n // Update the maximum value if necessary\n value = OP(tValue, value);\n\n // Otherwise, continue along the ray\n stepsTraveled++;\n posIS += stepIS;\n }\n\n // Perform the last step along the ray using the\n // residual distance\n posIS = endIS;\n tValue = getTextureValue(posIS);\n value = OP(tValue, value);\n\n // Now map through opacity and color\n gl_FragData[0] = getColorForValue(value, posIS, tstep);\n #endif\n #if vtkBlendMode == 3 || vtkBlendMode == 4 //AVERAGE_INTENSITY_BLEND || ADDITIVE_BLEND\n vec4 sum = vec4(0.);\n\n if (valueWithinScalarRange(tValue, ipScalarRangeMin, ipScalarRangeMax)) {\n sum += tValue;\n }\n\n if (raySteps <= 1.0) {\n gl_FragData[0] = getColorForValue(sum, posIS, tstep);\n return;\n }\n\n posIS += (jitter*stepIS);\n\n // Sample along the ray until MaximumSamplesValue,\n // ending slightly inside the total distance\n for (int i = 0; i < //VTK::MaximumSamplesValue ; ++i)\n {\n // If we have reached the last step, break\n if (stepsTraveled + 1.0 >= raySteps) { break; }\n\n // compute the scalar\n tValue = getTextureValue(posIS);\n\n // One can control the scalar range by setting the AverageIPScalarRange to disregard scalar values, not in the range of interest, from the average computation.\n // Notes:\n // - We are comparing all values in the texture to see if any of them\n // are outside of the scalar range. In the future we might want to allow\n // scalar ranges for each component.\n if (valueWithinScalarRange(tValue, ipScalarRangeMin, ipScalarRangeMax)) {\n // Sum the values across each step in the path\n sum += tValue;\n }\n stepsTraveled++;\n posIS += stepIS;\n }\n\n // Perform the last step along the ray using the\n // residual distance\n posIS = endIS;\n\n // compute the scalar\n tValue = getTextureValue(posIS);\n\n // One can control the scalar range by setting the IPScalarRange to disregard scalar values, not in the range of interest, from the average computation\n if (valueWithinScalarRange(tValue, ipScalarRangeMin, ipScalarRangeMax)) {\n sum += tValue;\n\n stepsTraveled++;\n }\n\n #if vtkBlendMode == 3 // Average\n sum /= vec4(stepsTraveled, stepsTraveled, stepsTraveled, 1.0);\n #endif\n\n gl_FragData[0] = getColorForValue(sum, posIS, tstep);\n #endif\n #if vtkBlendMode == 5 // RADON\n float normalizedRayIntensity = 1.0;\n\n // handle very thin volumes\n if (raySteps <= 1.0)\n {\n tValue = getTextureValue(posIS);\n normalizedRayIntensity = normalizedRayIntensity - sampleDistance*texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, 0.5)).r;\n gl_FragData[0] = texture2D(ctexture, vec2(normalizedRayIntensity, 0.5));\n return;\n }\n\n posIS += (jitter*stepIS);\n\n for (int i = 0; i < //VTK::MaximumSamplesValue ; ++i)\n {\n if (stepsTraveled + 1.0 >= raySteps) { break; }\n\n // compute the scalar value\n tValue = getTextureValue(posIS);\n\n // Convert scalar value to normalizedRayIntensity coefficient and accumulate normalizedRayIntensity\n normalizedRayIntensity = normalizedRayIntensity - sampleDistance*texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, 0.5)).r;\n\n posIS += stepIS;\n stepsTraveled++;\n }\n\n // map normalizedRayIntensity to color\n gl_FragData[0] = texture2D(ctexture, vec2(normalizedRayIntensity , 0.5));\n\n #endif\n}\n\n//=======================================================================\n// Compute a new start and end point for a given ray based\n// on the provided bounded clipping plane (aka a rectangle)\nvoid getRayPointIntersectionBounds(\n vec3 rayPos, vec3 rayDir,\n vec3 planeDir, float planeDist,\n inout vec2 tbounds, vec3 vPlaneX, vec3 vPlaneY,\n float vSize1, float vSize2)\n{\n float result = dot(rayDir, planeDir);\n if (abs(result) < 1e-6)\n {\n return;\n }\n result = -1.0 * (dot(rayPos, planeDir) + planeDist) / result;\n vec3 xposVC = rayPos + rayDir*result;\n vec3 vxpos = xposVC - vOriginVC;\n vec2 vpos = vec2(\n dot(vxpos, vPlaneX),\n dot(vxpos, vPlaneY));\n\n // on some apple nvidia systems this does not work\n // if (vpos.x < 0.0 || vpos.x > vSize1 ||\n // vpos.y < 0.0 || vpos.y > vSize2)\n // even just\n // if (vpos.x < 0.0 || vpos.y < 0.0)\n // fails\n // so instead we compute a value that represents in and out\n //and then compute the return using this value\n float xcheck = max(0.0, vpos.x * (vpos.x - vSize1)); // 0 means in bounds\n float check = sign(max(xcheck, vpos.y * (vpos.y - vSize2))); // 0 means in bounds, 1 = out\n\n tbounds = mix(\n vec2(min(tbounds.x, result), max(tbounds.y, result)), // in value\n tbounds, // out value\n check); // 0 in 1 out\n}\n\n//=======================================================================\n// given a\n// - ray direction (rayDir)\n// - starting point (vertexVCVSOutput)\n// - bounding planes of the volume\n// - optionally depth buffer values\n// - far clipping plane\n// compute the start/end distances of the ray we need to cast\nvec2 computeRayDistances(vec3 rayDir, vec3 tdims)\n{\n vec2 dists = vec2(100.0*camFar, -1.0);\n\n vec3 vSize = vSpacing*tdims;\n\n // all this is in View Coordinates\n getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n vPlaneNormal0, vPlaneDistance0, dists, vPlaneNormal2, vPlaneNormal4,\n vSize.y, vSize.z);\n getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n vPlaneNormal1, vPlaneDistance1, dists, vPlaneNormal2, vPlaneNormal4,\n vSize.y, vSize.z);\n getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n vPlaneNormal2, vPlaneDistance2, dists, vPlaneNormal0, vPlaneNormal4,\n vSize.x, vSize.z);\n getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n vPlaneNormal3, vPlaneDistance3, dists, vPlaneNormal0, vPlaneNormal4,\n vSize.x, vSize.z);\n getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n vPlaneNormal4, vPlaneDistance4, dists, vPlaneNormal0, vPlaneNormal2,\n vSize.x, vSize.y);\n getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n vPlaneNormal5, vPlaneDistance5, dists, vPlaneNormal0, vPlaneNormal2,\n vSize.x, vSize.y);\n\n //VTK::ClipPlane::Impl\n\n // do not go behind front clipping plane\n dists.x = max(0.0,dists.x);\n\n // do not go PAST far clipping plane\n float farDist = -camThick/rayDir.z;\n dists.y = min(farDist,dists.y);\n\n // Do not go past the zbuffer value if set\n // This is used for intermixing opaque geometry\n //VTK::ZBuffer::Impl\n\n return dists;\n}\n\n//=======================================================================\n// Compute the index space starting position (pos) and end\n// position\n//\nvoid computeIndexSpaceValues(out vec3 pos, out vec3 endPos, vec3 rayDir, vec2 dists)\n{\n // compute starting and ending values in volume space\n pos = vertexVCVSOutput + dists.x*rayDir;\n pos = pos - vOriginVC;\n // convert to volume basis and origin\n pos = vec3(\n dot(pos, vPlaneNormal0),\n dot(pos, vPlaneNormal2),\n dot(pos, vPlaneNormal4));\n\n endPos = vertexVCVSOutput + dists.y*rayDir;\n endPos = endPos - vOriginVC;\n endPos = vec3(\n dot(endPos, vPlaneNormal0),\n dot(endPos, vPlaneNormal2),\n dot(endPos, vPlaneNormal4));\n\n float delta = length(endPos - pos);\n\n pos *= vVCToIJK;\n endPos *= vVCToIJK;\n\n float delta2 = length(endPos - pos);\n sampleDistanceIS = sampleDistance*delta2/delta;\n #ifdef VolumeShadowOn\n sampleDistanceISVS = sampleDistanceIS * volumeShadowSamplingDistFactor;\n #endif\n}\n\nvoid main()\n{\n\n if (cameraParallel == 1)\n {\n // Camera is parallel, so the rayDir is just the direction of the camera.\n rayDirVC = vec3(0.0, 0.0, -1.0);\n } else {\n // camera is at 0,0,0 so rayDir for perspective is just the vc coord\n rayDirVC = normalize(vertexVCVSOutput);\n }\n\n vec3 tdims = vec3(volumeDimensions);\n\n // compute the start and end points for the ray\n vec2 rayStartEndDistancesVC = computeRayDistances(rayDirVC, tdims);\n\n // do we need to composite? aka does the ray have any length\n // If not, bail out early\n if (rayStartEndDistancesVC.y <= rayStartEndDistancesVC.x)\n {\n discard;\n }\n\n // IS = Index Space\n vec3 posIS;\n vec3 endIS;\n computeIndexSpaceValues(posIS, endIS, rayDirVC, rayStartEndDistancesVC);\n\n // Perform the blending operation along the ray\n applyBlend(posIS, endIS, tdims);\n}\n",e.Geometry=""},e.replaceShaderValues=(n,r,o)=>{let a=n.Fragment;o.getProperty().getInterpolationType()===Sg.LINEAR&&(a=sd.substitute(a,"//VTK::TrilinearOn","#define vtkTrilinearOn").result),!0===o.getProperty().getUseLabelOutline()&&(a=sd.substitute(a,"//VTK::ImageLabelOutlineOn","#define vtkImageLabelOutlineOn").result);const i=t.scalarTexture.getComponents();a=sd.substitute(a,"//VTK::NumComponents",`#define vtkNumComponents ${i}`).result;const s=o.getProperty().getIndependentComponents();if(s){a=sd.substitute(a,"//VTK::IndependentComponentsOn","#define vtkIndependentComponentsOn").result;const e=[];for(let t=0;t<i;t++)o.getProperty().getOpacityMode(t)===Ag.PROPORTIONAL&&e.push(`#define vtkComponent${t}Proportional`);e.length>0&&(a=sd.substitute(a,"//VTK::vtkProportionalComponents",e.join("\n")).result)}const l=t.currentInput.getSpatialExtent(),c=t.currentInput.getSpacing(),u=new Float64Array(3);An(u,(l[1]-l[0])*c[0],(l[3]-l[2])*c[1],(l[5]-l[4])*c[2]);const d=Cn(u)/e.getCurrentSampleDistance(r);a=sd.substitute(a,"//VTK::MaximumSamplesValue",`${Math.ceil(d)}`).result,a=sd.substitute(a,"//VTK::LightComplexity",`#define vtkLightComplexity ${t.lastLightComplexity}`).result,t.lastLightComplexity>0&&(t.renderable.getVolumetricScatteringBlending()>0&&(a=sd.substitute(a,"//VTK::VolumeShadowOn","#define VolumeShadowOn").result),t.renderable.getVolumetricScatteringBlending()<1&&(a=sd.substitute(a,"//VTK::SurfaceShadowOn","#define SurfaceShadowOn").result),t.renderable.getLocalAmbientOcclusion()&&o.getProperty().getAmbient()>0&&(a=sd.substitute(a,"//VTK::localAmbientOcclusionOn","#define localAmbientOcclusionOn").result)),t.gopacity=o.getProperty().getUseGradientOpacity(0);for(let e=1;s&&!t.gopacity&&e<i;++e)o.getProperty().getUseGradientOpacity(e)&&(t.gopacity=!0);t.gopacity&&(a=sd.substitute(a,"//VTK::GradientOpacityOn","#define vtkGradientOpacityOn").result),t.renderable.getComputeNormalFromOpacity()&&(a=sd.substitute(a,"//VTK::vtkComputeNormalFromOpacity","#define vtkComputeNormalFromOpacity").result),null!==t.zBufferTexture&&(a=sd.substitute(a,"//VTK::ZBuffer::Dec",["uniform sampler2D zBufferTexture;","uniform float vpWidth;","uniform float vpHeight;"]).result,a=sd.substitute(a,"//VTK::ZBuffer::Impl",["vec4 depthVec = texture2D(zBufferTexture, vec2(gl_FragCoord.x / vpWidth, gl_FragCoord.y/vpHeight));","float zdepth = (depthVec.r*256.0 + depthVec.g)/257.0;","zdepth = zdepth * 2.0 - 1.0;","if (cameraParallel == 0) {","zdepth = -2.0 * camFar * camNear / (zdepth*(camFar-camNear)-(camFar+camNear)) - camNear;}","else {","zdepth = (zdepth + 1.0) * 0.5 * (camFar - camNear);}\n","zdepth = -zdepth/rayDir.z;","dists.y = min(zdepth,dists.y);"]).result),a=sd.substitute(a,"//VTK::BlendMode",`${t.renderable.getBlendMode()}`).result,n.Fragment=a,e.replaceShaderLight(n,r,o),e.replaceShaderClippingPlane(n,r,o)},e.replaceShaderLight=(e,n,r)=>{if(0===t.lastLightComplexity)return;let o=e.Fragment,a=0;n.getLights().forEach((e=>{e.getSwitch()&&(a+=1)})),o=sd.substitute(o,"//VTK::Light::Dec",["uniform int lightNum;","uniform bool twoSidedLighting;",`uniform vec3 lightColor[${a}];`,`uniform vec3 lightDirectionVC[${a}]; // normalized`,`uniform vec3 lightHalfAngleVC[${a}];`,"//VTK::Light::Dec"],!1).result,3===t.lastLightComplexity&&(o=sd.substitute(o,"//VTK::Light::Dec",[`uniform vec3 lightPositionVC[${a}];`,`uniform vec3 lightAttenuation[${a}];`,`uniform float lightConeAngle[${a}];`,`uniform float lightExponent[${a}];`,`uniform int lightPositional[${a}];`],!1).result),t.renderable.getVolumetricScatteringBlending()>0&&(o=sd.substitute(o,"//VTK::VolumeShadow::Dec",["uniform float volumetricScatteringBlending;","uniform float giReach;","uniform float volumeShadowSamplingDistFactor;","uniform float anisotropy;","uniform float anisotropy2;"],!1).result),t.renderable.getLocalAmbientOcclusion()&&r.getProperty().getAmbient()>0&&(o=sd.substitute(o,"//VTK::LAO::Dec",["uniform int kernelRadius;",`uniform vec2 kernelSample[${t.renderable.getLAOKernelRadius()}];`,"uniform int kernelSize;"],!1).result),e.Fragment=o},e.replaceShaderClippingPlane=(e,n,r)=>{let o=e.Fragment;if(t.renderable.getClippingPlanes().length>0){const e=t.renderable.getClippingPlanes().length;o=sd.substitute(o,"//VTK::ClipPlane::Dec",["uniform vec3 vClipPlaneNormals[6];","uniform float vClipPlaneDistances[6];","uniform vec3 vClipPlaneOrigins[6];","uniform int clip_numPlanes;","//VTK::ClipPlane::Dec","#define vtkClippingPlanesOn"],!1).result,o=sd.substitute(o,"//VTK::ClipPlane::Impl",[`for(int i = 0; i < ${e}; i++) {`," float rayDirRatio = dot(rayDir, vClipPlaneNormals[i]);"," float equationResult = dot(vertexVCVSOutput, vClipPlaneNormals[i]) + vClipPlaneDistances[i];"," if (rayDirRatio == 0.0)"," {"," if (equationResult < 0.0) dists.x = dists.y;"," continue;"," }"," float result = -1.0 * equationResult / rayDirRatio;"," if (rayDirRatio < 0.0) dists.y = min(dists.y, result);"," else dists.x = max(dists.x, result);","}","//VTK::ClipPlane::Impl"],!1).result}e.Fragment=o},e.getNeedToRebuildShaders=(n,r,o)=>{let a=0;o.getProperty().getShade()&&t.renderable.getBlendMode()===Pg.COMPOSITE_BLEND&&(a=0,t.numberOfLights=0,r.getLights().forEach((e=>{e.getSwitch()>0&&(t.numberOfLights++,0===a&&(a=1)),1===a&&(t.numberOfLights>1||1!==e.getIntensity()||!e.lightTypeIsHeadLight())&&(a=2),a<3&&e.getPositional()&&(a=3)})));let i=!1;t.lastLightComplexity!==a&&(t.lastLightComplexity=a,i=!0);const s=t.scalarTexture.getComponents(),l=o.getProperty().getIndependentComponents();let c=!1;const u=[];if(l){for(let e=0;e<s;e++)u.push(o.getProperty().getOpacityMode(e));u.length>0&&(c=!0)}const d=t.currentInput.getSpatialExtent(),p=t.currentInput.getSpacing(),f=new Float64Array(3);An(f,(d[1]-d[0])*p[0],(d[3]-d[2])*p[1],(d[5]-d[4])*p[2]);const g=Cn(f)/e.getCurrentSampleDistance(r),m={interpolationType:o.getProperty().getInterpolationType(),useLabelOutline:o.getProperty().getUseLabelOutline(),numComp:s,usesProportionalComponents:c,iComps:l,maxSamples:g,useGradientOpacity:o.getProperty().getUseGradientOpacity(0),blendMode:t.renderable.getBlendMode(),proportionalComponents:u};return t.previousState&&t.previousState.interpolationType===m.interpolationType&&t.previousState.useLabelOutline===m.useLabelOutline&&t.previousState.numComp===m.numComp&&t.previousState.usesProportionalComponents===m.usesProportionalComponents&&t.previousState.iComps===m.iComps&&t.previousState.maxSamples===m.maxSamples&&t.previousState.useGradientOpacity===m.useGradientOpacity&&t.previousState.blendMode===m.blendMode&&function(e,t){if(e.length!==t.length)return!1;for(let n=0;n<e.length;++n)if(e[n]!==t[n])return!1;return!0}(t.previousState.proportionalComponents,m.proportionalComponents)?!!(0===n.getProgram()||i||t.lastHaveSeenDepthRequest!==t.haveSeenDepthRequest||!!t.lastZBufferTexture!=!!t.zBufferTexture||n.getShaderSourceTime().getMTime()<e.getMTime()||n.getShaderSourceTime().getMTime()<t.renderable.getMTime())&&(t.lastZBufferTexture=t.zBufferTexture,!0):(t.previousState={...m},!0)},e.updateShaders=(n,r,o)=>{if(t.lastBoundBO=n,e.getNeedToRebuildShaders(n,r,o)){const a={Vertex:null,Fragment:null,Geometry:null};e.buildShaders(a,r,o);const i=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(a.Vertex,a.Fragment,a.Geometry);i!==n.getProgram()&&(n.setProgram(i),n.getVAO().releaseGraphicsResources()),n.getShaderSourceTime().modified()}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(n.getProgram());n.getVAO().bind(),e.setMapperShaderParameters(n,r,o),e.setCameraShaderParameters(n,r,o),e.setPropertyShaderParameters(n,r,o),e.getClippingPlaneShaderParameters(n,r,o)},e.setMapperShaderParameters=(n,r,o)=>{const a=n.getProgram();n.getCABO().getElementCount()&&(t.VBOBuildTime.getMTime()>n.getAttributeUpdateTime().getMTime()||n.getShaderSourceTime().getMTime()>n.getAttributeUpdateTime().getMTime())&&(a.isAttributeUsed("vertexDC")&&(n.getVAO().addAttributeArray(a,n.getCABO(),"vertexDC",n.getCABO().getVertexOffset(),n.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||Mg("Error setting vertexDC in shader VAO.")),n.getAttributeUpdateTime().modified()),a.setUniformi("texture1",t.scalarTexture.getTextureUnit()),a.setUniformf("sampleDistance",e.getCurrentSampleDistance(r));const i=t.scalarTexture.getVolumeInfo(),s=t.renderable.getIpScalarRange(),l=[],c=[];for(let e=0;e<4;e++)l[e]=s[0]*i.dataComputedScale[e]+i.dataComputedOffset[e],c[e]=s[1]*i.dataComputedScale[e]+i.dataComputedOffset[e],l[e]=(l[e]-i.offset[e])/i.scale[e],c[e]=(c[e]-i.offset[e])/i.scale[e];if(a.setUniform4f("ipScalarRangeMin",l[0],l[1],l[2],l[3]),a.setUniform4f("ipScalarRangeMax",c[0],c[1],c[2],c[3]),null!==t.zBufferTexture){a.setUniformi("zBufferTexture",t.zBufferTexture.getTextureUnit());const e=t._useSmallViewport?[t._smallViewportWidth,t._smallViewportHeight]:t._openGLRenderWindow.getFramebufferSize();a.setUniformf("vpWidth",e[0]),a.setUniformf("vpHeight",e[1])}},e.setCameraShaderParameters=(n,r,o)=>{const a=t.openGLCamera.getKeyMatrices(r),i=t.openGLVolume.getKeyMatrices();T(t.modelToView,a.wcvc,i.mcwc);const s=n.getProgram(),l=t.openGLCamera.getRenderable(),c=l.getClippingRange();s.setUniformf("camThick",c[1]-c[0]),s.setUniformf("camNear",c[0]),s.setUniformf("camFar",c[1]);const u=t.currentInput.getBounds(),d=t.currentInput.getDimensions(),p=new Float64Array(3),f=new Float64Array(3);let g=1,m=-1,v=1,y=-1;for(let e=0;e<8;++e)An(p,u[e%2],u[2+Math.floor(e/2)%2],u[4+Math.floor(e/4)]),En(p,p,t.modelToView),l.getParallelProjection()||(Mn(f,p),wn(p,f,-c[0]/p[2])),En(p,p,a.vcpc),g=Math.min(p[0],g),m=Math.max(p[0],m),v=Math.min(p[1],v),y=Math.max(p[1],y);s.setUniformf("dcxmin",g),s.setUniformf("dcxmax",m),s.setUniformf("dcymin",v),s.setUniformf("dcymax",y),s.isUniformUsed("cameraParallel")&&s.setUniformi("cameraParallel",l.getParallelProjection());const b=t.currentInput.getSpatialExtent(),x=t.currentInput.getSpacing(),C=new Float64Array(3);An(C,(b[1]-b[0])*x[0],(b[3]-b[2])*x[1],(b[5]-b[4])*x[2]),s.setUniform3f("vSpacing",x[0],x[1],x[2]),An(p,b[0],b[2],b[4]),t.currentInput.indexToWorldVec3(p,p),En(p,p,t.modelToView),s.setUniform3f("vOriginVC",p[0],p[1],p[2]);const S=t.currentInput.getIndexToWorld();T(t.idxToView,t.modelToView,S),ve(t.idxNormalMatrix,a.normalMatrix,i.normalMatrix),ve(t.idxNormalMatrix,t.idxNormalMatrix,t.currentInput.getDirectionByReference());const A=Cn(C)/e.getCurrentSampleDistance(r);A>t.renderable.getMaximumSamplesPerRay()&&Og(`The number of steps required ${Math.ceil(A)} is larger than the\n specified maximum number of steps ${t.renderable.getMaximumSamplesPerRay()}.\n Please either change the\n volumeMapper sampleDistance or its maximum number of samples.`);const I=new Float64Array(3);if(An(I,1,1,1),function(e,t,n){e[0]=t[0]/n[0],e[1]=t[1]/n[1],e[2]=t[2]/n[2]}(I,I,C),s.setUniform3f("vVCToIJK",I[0],I[1],I[2]),s.setUniform3i("volumeDimensions",d[0],d[1],d[2]),!t._openGLRenderWindow.getWebgl2()){const e=t.scalarTexture.getVolumeInfo();s.setUniformf("texWidth",t.scalarTexture.getWidth()),s.setUniformf("texHeight",t.scalarTexture.getHeight()),s.setUniformi("xreps",e.xreps),s.setUniformi("xstride",e.xstride),s.setUniformi("ystride",e.ystride)}const P=new Float64Array(3),w=new Float64Array(3);for(let e=0;e<6;++e){switch(e){case 1:An(P,-1,0,0),An(w,b[0],b[2],b[4]);break;case 2:An(P,0,1,0),An(w,b[1],b[3],b[5]);break;case 3:An(P,0,-1,0),An(w,b[0],b[2],b[4]);break;case 4:An(P,0,0,1),An(w,b[1],b[3],b[5]);break;case 5:An(P,0,0,-1),An(w,b[0],b[2],b[4]);break;default:An(P,1,0,0),An(w,b[1],b[3],b[5])}Vn(P,P,t.idxNormalMatrix),En(w,w,t.idxToView);const n=-1*Rn(w,P);s.setUniform3f(`vPlaneNormal${e}`,P[0],P[1],P[2]),s.setUniformf(`vPlaneDistance${e}`,n)}if(o.getProperty().getUseLabelOutline()){const n=t.currentInput.getWorldToIndex();s.setUniformMatrix("vWCtoIDX",n);const o=r.getActiveCamera(),[a,i]=o.getClippingRange(),l=o.getDistance();o.setClippingRange(l,l+.1);const c=t.openGLCamera.getKeyMatrices(r);h(t.projectionToWorld,c.wcpc),o.setClippingRange(a,i),t.openGLCamera.getKeyMatrices(r),s.setUniformMatrix("PCWCMatrix",t.projectionToWorld);const u=e.getRenderTargetSize();s.setUniformf("vpWidth",u[0]),s.setUniformf("vpHeight",u[1]);const d=e.getRenderTargetOffset();s.setUniformf("vpOffsetX",d[0]/u[0]),s.setUniformf("vpOffsetY",d[1]/u[1])}if(h(t.projectionToView,a.vcpc),s.setUniformMatrix("PCVCMatrix",t.projectionToView),0===t.lastLightComplexity)return;let O=0;const M=[],R=[],D=[];if(r.getLights().forEach((e=>{if(e.getSwitch()>0){const t=e.getColor(),n=e.getIntensity();M[0+3*O]=t[0]*n,M[1+3*O]=t[1]*n,M[2+3*O]=t[2]*n;const r=e.getDirection();An(P,r[0],r[1],r[2]),Vn(P,P,a.normalMatrix),Mn(P,P),R[0+3*O]=P[0],R[1+3*O]=P[1],R[2+3*O]=P[2],D[0+3*O]=-.5*P[0],D[1+3*O]=-.5*P[1],D[2+3*O]=-.5*(P[2]-1),O++}})),s.setUniformi("twoSidedLighting",r.getTwoSidedLighting()),s.setUniformi("lightNum",O),s.setUniform3fv("lightColor",M),s.setUniform3fv("lightDirectionVC",R),s.setUniform3fv("lightHalfAngleVC",D),3===t.lastLightComplexity){O=0;const e=[],n=[],o=[],a=[],i=[];r.getLights().forEach((r=>{if(r.getSwitch()>0){const s=r.getAttenuationValues();n[0+3*O]=s[0],n[1+3*O]=s[1],n[2+3*O]=s[2],a[O]=r.getExponent(),o[O]=r.getConeAngle(),i[O]=r.getPositional();const l=r.getTransformedPosition();En(l,l,t.modelToView),e[0+3*O]=l[0],e[1+3*O]=l[1],e[2+3*O]=l[2],O+=1}})),s.setUniform3fv("lightPositionVC",e),s.setUniform3fv("lightAttenuation",n),s.setUniformfv("lightConeAngle",o),s.setUniformfv("lightExponent",a),s.setUniformiv("lightPositional",i)}if(t.renderable.getVolumetricScatteringBlending()>0&&(s.setUniformf("giReach",t.renderable.getGlobalIlluminationReach()),s.setUniformf("volumetricScatteringBlending",t.renderable.getVolumetricScatteringBlending()),s.setUniformf("volumeShadowSamplingDistFactor",t.renderable.getVolumeShadowSamplingDistFactor()),s.setUniformf("anisotropy",t.renderable.getAnisotropy()),s.setUniformf("anisotropy2",t.renderable.getAnisotropy()**2)),t.renderable.getLocalAmbientOcclusion()&&o.getProperty().getAmbient()>0){const e=t.renderable.getLAOKernelSize();s.setUniformi("kernelSize",e);const n=[];for(let t=0;t<e;t++)n[2*t]=.5*Math.random(),n[2*t+1]=.5*Math.random();s.setUniform2fv("kernelSample",n),s.setUniformi("kernelRadius",t.renderable.getLAOKernelRadius())}},e.setPropertyShaderParameters=(e,n,r)=>{const o=e.getProgram();o.setUniformi("ctexture",t.colorTexture.getTextureUnit()),o.setUniformi("otexture",t.opacityTexture.getTextureUnit()),o.setUniformi("jtexture",t.jitterTexture.getTextureUnit());const a=t.scalarTexture.getVolumeInfo(),i=r.getProperty(),s=t.scalarTexture.getComponents(),l=r.getProperty().getIndependentComponents();if(l&&s>=2)for(let e=0;e<s;e++)o.setUniformf(`mix${e}`,r.getProperty().getComponentWeight(e));for(let e=0;e<s;e++){const t=l?e:0,n=a.scale[e],r=i.getScalarOpacity(t).getRange(),s=n/(r[1]-r[0]),c=(a.offset[e]-r[0])/(r[1]-r[0]);o.setUniformf(`oshift${e}`,c),o.setUniformf(`oscale${e}`,s);const u=i.getRGBTransferFunction(t).getRange(),d=(a.offset[e]-u[0])/(u[1]-u[0]),p=n/(u[1]-u[0]);o.setUniformf(`cshift${e}`,d),o.setUniformf(`cscale${e}`,p)}if(t.gopacity)if(l)for(let e=0;e<s;++e){const t=a.scale[e];if(i.getUseGradientOpacity(e)){const n=i.getGradientOpacityMinimumOpacity(e),r=i.getGradientOpacityMaximumOpacity(e);o.setUniformf(`gomin${e}`,n),o.setUniformf(`gomax${e}`,r);const a=[i.getGradientOpacityMinimumValue(e),i.getGradientOpacityMaximumValue(e)];o.setUniformf(`goscale${e}`,t*(r-n)/(a[1]-a[0])),o.setUniformf(`goshift${e}`,-a[0]*(r-n)/(a[1]-a[0])+n)}else o.setUniformf(`gomin${e}`,1),o.setUniformf(`gomax${e}`,1),o.setUniformf(`goscale${e}`,0),o.setUniformf(`goshift${e}`,1)}else{const e=a.scale[s-1],t=i.getGradientOpacityMinimumOpacity(0),n=i.getGradientOpacityMaximumOpacity(0);o.setUniformf("gomin0",t),o.setUniformf("gomax0",n);const r=[i.getGradientOpacityMinimumValue(0),i.getGradientOpacityMaximumValue(0)];o.setUniformf("goscale0",e*(n-t)/(r[1]-r[0])),o.setUniformf("goshift0",-r[0]*(n-t)/(r[1]-r[0])+t)}if(!0===r.getProperty().getUseLabelOutline()){const e=r.getProperty().getLabelOutlineThickness(),t=r.getProperty().getLabelOutlineOpacity();o.setUniformi("outlineThickness",e),o.setUniformf("outlineOpacity",t)}t.lastLightComplexity>0&&(o.setUniformf("vAmbient",i.getAmbient()),o.setUniformf("vDiffuse",i.getDiffuse()),o.setUniformf("vSpecular",i.getSpecular()),o.setUniformf("vSpecularPower",i.getSpecularPower()))},e.getClippingPlaneShaderParameters=(e,n,r)=>{if(t.renderable.getClippingPlanes().length>0){const r=t.openGLCamera.getKeyMatrices(n),o=[],a=[],i=[],s=t.renderable.getClippingPlanes(),l=s.length;for(let e=0;e<l;++e){const t=s[e].getNormal(),n=s[e].getOrigin();Vn(t,t,r.normalMatrix),En(n,n,r.wcvc);const l=-1*Rn(n,t);o.push(t[0]),o.push(t[1]),o.push(t[2]),a.push(l),i.push(n[0]),i.push(n[1]),i.push(n[2])}const c=e.getProgram();c.setUniform3fv("vClipPlaneNormals",o),c.setUniformfv("vClipPlaneDistances",a),c.setUniform3fv("vClipPlaneOrigins",i),c.setUniformi("clip_numPlanes",l)}},e.delete=Et((()=>{t._animationRateSubscription&&(t._animationRateSubscription.unsubscribe(),t._animationRateSubscription=null)}),e.delete),e.getRenderTargetSize=()=>{if(t._useSmallViewport)return[t._smallViewportWidth,t._smallViewportHeight];const{usize:e,vsize:n}=t._openGLRenderer.getTiledSizeAndOrigin();return[e,n]},e.getRenderTargetOffset=()=>{const{lowerLeftU:e,lowerLeftV:n}=t._openGLRenderer.getTiledSizeAndOrigin();return[e,n]},e.getCurrentSampleDistance=e=>{const n=e.getVTKWindow().getInteractor(),r=t.renderable.getSampleDistance();return n.isAnimating()?r*t.renderable.getInteractionSampleDistanceFactor():r},e.renderPieceStart=(n,r)=>{const o=n.getVTKWindow().getInteractor();if(t._lastScale||(t._lastScale=t.renderable.getInitialInteractionScale()),t._useSmallViewport=!1,o.isAnimating()&&t._lastScale>1.5&&(t._useSmallViewport=!0),t._animationRateSubscription||(t._animationRateSubscription=o.onAnimationFrameRateUpdate((()=>{if(t.renderable.getAutoAdjustSampleDistances()){const e=o.getRecentAnimationFrameRate(),n=o.getDesiredUpdateRate()/e;(n>1.15||n<.85)&&(t._lastScale*=n),t._lastScale>400&&(t._lastScale=400),t._lastScale<1.5&&(t._lastScale=1.5)}else t._lastScale=t.renderable.getImageSampleDistance()*t.renderable.getImageSampleDistance()}))),t._useSmallViewport){const e=t._openGLRenderWindow.getFramebufferSize(),n=1/Math.sqrt(t._lastScale);if(t._smallViewportWidth=Math.ceil(n*e[0]),t._smallViewportHeight=Math.ceil(n*e[1]),t._smallViewportHeight>e[1]&&(t._smallViewportHeight=e[1]),t._smallViewportWidth>e[0]&&(t._smallViewportWidth=e[0]),t.framebuffer.saveCurrentBindingsAndBuffers(),null===t.framebuffer.getGLFramebuffer())t.framebuffer.create(e[0],e[1]),t.framebuffer.populateFramebuffer();else{const n=t.framebuffer.getSize();n[0]===e[0]&&n[1]===e[1]||(t.framebuffer.create(e[0],e[1]),t.framebuffer.populateFramebuffer())}t.framebuffer.bind();const r=t.context;r.clearColor(0,0,0,0),r.colorMask(!0,!0,!0,!0),r.clear(r.COLOR_BUFFER_BIT),r.viewport(0,0,t._smallViewportWidth,t._smallViewportHeight),t.fvp=[t._smallViewportWidth/e[0],t._smallViewportHeight/e[1]]}t.context.disable(t.context.DEPTH_TEST),e.updateBufferObjects(n,r),r.getProperty().getInterpolationType()===Sg.NEAREST?(t.scalarTexture.setMinificationFilter(yd.NEAREST),t.scalarTexture.setMagnificationFilter(yd.NEAREST)):(t.scalarTexture.setMinificationFilter(yd.LINEAR),t.scalarTexture.setMagnificationFilter(yd.LINEAR)),t.lastBoundBO=null,null!==t.zBufferTexture&&t.zBufferTexture.activate()},e.renderPieceDraw=(n,r)=>{const o=t.context;t.scalarTexture.activate(),t.opacityTexture.activate(),t.colorTexture.activate(),t.jitterTexture.activate(),e.updateShaders(t.tris,n,r),o.drawArrays(o.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release(),t.scalarTexture.deactivate(),t.colorTexture.deactivate(),t.opacityTexture.deactivate(),t.jitterTexture.deactivate()},e.renderPieceFinish=(e,n)=>{if(null!==t.zBufferTexture&&t.zBufferTexture.deactivate(),t._useSmallViewport){if(t.framebuffer.restorePreviousBindingsAndBuffers(),null===t.copyShader){t.copyShader=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(["//VTK::System::Dec","attribute vec4 vertexDC;","uniform vec2 tfactor;","varying vec2 tcoord;","void main() { tcoord = vec2(vertexDC.x*0.5 + 0.5, vertexDC.y*0.5 + 0.5) * tfactor; gl_Position = vertexDC; }"].join("\n"),["//VTK::System::Dec","//VTK::Output::Dec","uniform sampler2D texture1;","varying vec2 tcoord;","void main() { gl_FragData[0] = texture2D(texture1,tcoord); }"].join("\n"),"");const e=t.copyShader;t.copyVAO=dd.newInstance(),t.copyVAO.setOpenGLRenderWindow(t._openGLRenderWindow),t.tris.getCABO().bind(),t.copyVAO.addAttributeArray(e,t.tris.getCABO(),"vertexDC",t.tris.getCABO().getVertexOffset(),t.tris.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||Mg("Error setting vertexDC in copy shader VAO.")}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(t.copyShader);const e=t._openGLRenderWindow.getFramebufferSize();t.context.viewport(0,0,e[0],e[1]);const n=t.framebuffer.getColorTexture();n.activate(),t.copyShader.setUniformi("texture",n.getTextureUnit()),t.copyShader.setUniform2f("tfactor",t.fvp[0],t.fvp[1]);const r=t.context;r.blendFuncSeparate(r.ONE,r.ONE_MINUS_SRC_ALPHA,r.ONE,r.ONE_MINUS_SRC_ALPHA),t.context.drawArrays(t.context.TRIANGLES,0,t.tris.getCABO().getElementCount()),n.deactivate(),r.blendFuncSeparate(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA,r.ONE,r.ONE_MINUS_SRC_ALPHA)}},e.renderPiece=(n,r)=>{e.invokeEvent({type:"StartEvent"}),t.renderable.update(),t.currentInput=t.renderable.getInputData(),e.invokeEvent({type:"EndEvent"}),t.currentInput?(e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r)):Mg("No input!")},e.computeBounds=(n,r)=>{e.getInput()?t.bounds=e.getInput().getBounds():wa(t.Bounds)},e.updateBufferObjects=(t,n)=>{e.getNeedToRebuildBufferObjects(t,n)&&e.buildBufferObjects(t,n)},e.getNeedToRebuildBufferObjects=(n,r)=>t.VBOBuildTime.getMTime()<e.getMTime()||t.VBOBuildTime.getMTime()<r.getMTime()||t.VBOBuildTime.getMTime()<t.renderable.getMTime()||t.VBOBuildTime.getMTime()<r.getProperty().getMTime()||t.VBOBuildTime.getMTime()<t.currentInput.getMTime(),e.buildBufferObjects=(n,r)=>{const o=t.currentInput;if(!o)return;const a=o.getPointData()&&o.getPointData().getScalars();if(!a)return;const i=r.getProperty();if(!t.jitterTexture.getHandle()){const e=new Uint8Array(1024);for(let t=0;t<1024;++t)e[t]=255*Math.random();t.jitterTexture.setMinificationFilter(yd.LINEAR),t.jitterTexture.setMagnificationFilter(yd.LINEAR),t.jitterTexture.create2DFromRaw(32,32,1,vs.UNSIGNED_CHAR,e)}const s=a.getNumberOfComponents(),l=i.getIndependentComponents()?s:1;let c=`${i.getMTime()}`;if(t.opacityTextureString!==c){const r=1024,o=2*r*l,a=new Float32Array(o),s=new Float32Array(r);for(let t=0;t<l;++t){const o=i.getScalarOpacity(t),l=e.getCurrentSampleDistance(n)/i.getScalarOpacityUnitDistance(t),c=o.getRange();o.getTable(c[0],c[1],r,s,1);for(let e=0;e<r;++e)a[t*r*2+e]=1-(1-s[e])**l,a[t*r*2+e+r]=a[t*r*2+e]}if(t.opacityTexture.releaseGraphicsResources(t._openGLRenderWindow),t.opacityTexture.setMinificationFilter(yd.LINEAR),t.opacityTexture.setMagnificationFilter(yd.LINEAR),t._openGLRenderWindow.getWebgl2()||t.context.getExtension("OES_texture_float")&&t.context.getExtension("OES_texture_float_linear"))t.opacityTexture.create2DFromRaw(r,2*l,1,vs.FLOAT,a);else{const e=new Uint8Array(o);for(let t=0;t<o;++t)e[t]=255*a[t];t.opacityTexture.create2DFromRaw(r,2*l,1,vs.UNSIGNED_CHAR,e)}t.opacityTextureString=c}if(c=`${i.getMTime()}`,t.colorTextureString!==c){const e=1024,n=new Uint8Array(2*e*l*3),r=new Float32Array(3*e);for(let t=0;t<l;++t){const o=i.getRGBTransferFunction(t),a=o.getRange();o.getTable(a[0],a[1],e,r,1);for(let o=0;o<3*e;++o)n[t*e*6+o]=255*r[o],n[t*e*6+o+3*e]=255*r[o]}t.colorTexture.releaseGraphicsResources(t._openGLRenderWindow),t.colorTexture.setMinificationFilter(yd.LINEAR),t.colorTexture.setMagnificationFilter(yd.LINEAR),t.colorTexture.create2DFromRaw(e,2*l,3,vs.UNSIGNED_CHAR,n),t.colorTextureString=c}if(c=`${o.getMTime()}`,t.scalarTextureString!==c){const e=o.getDimensions();t.scalarTexture.setOglNorm16Ext(t.context.getExtension("EXT_texture_norm16")),t.scalarTexture.releaseGraphicsResources(t._openGLRenderWindow),t.scalarTexture.resetFormatAndType(),t.scalarTexture.create3DFilterableFromDataArray(e[0],e[1],e[2],a,t.renderable.getPreferSizeOverAccuracy()),t.scalarTextureString=c}if(!t.tris.getCABO().getElementCount()){const e=new Float32Array(12);for(let t=0;t<4;t++)e[3*t]=t%2*2-1,e[3*t+1]=t>1?1:-1,e[3*t+2]=-1;const n=new Uint16Array(8);n[0]=3,n[1]=0,n[2]=1,n[3]=3,n[4]=3,n[5]=0,n[6]=3,n[7]=2;const r=Rs.newInstance({numberOfComponents:3,values:e});r.setName("points");const o=Rs.newInstance({numberOfComponents:1,values:n});t.tris.getCABO().createVBO(o,"polys",ns.SURFACE,{points:r,cellOffset:0})}t.VBOBuildTime.modified()}}const Dg={context:null,VBOBuildTime:null,scalarTexture:null,scalarTextureString:null,opacityTexture:null,opacityTextureString:null,colorTexture:null,colorTextureString:null,jitterTexture:null,tris:null,framebuffer:null,copyShader:null,copyVAO:null,lastXYF:1,targetXYF:1,zBufferTexture:null,lastZBufferTexture:null,lastLightComplexity:0,fullViewportTime:1,idxToView:null,idxNormalMatrix:null,modelToView:null,projectionToView:null,avgWindowArea:0,avgFrameTime:0};const Eg=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Dg,n),Yt.extend(e,t,n),t.VBOBuildTime={},vt(t.VBOBuildTime,{mtime:0}),t.tris=hd.newInstance(),t.scalarTexture=Ld.newInstance(),t.opacityTexture=Ld.newInstance(),t.colorTexture=Ld.newInstance(),t.jitterTexture=Ld.newInstance(),t.jitterTexture.setWrapS(vd.REPEAT),t.jitterTexture.setWrapT(vd.REPEAT),t.framebuffer=zp.newInstance(),t.idxToView=g(new Float64Array(16)),t.idxNormalMatrix=pe(new Float64Array(9)),t.modelToView=g(new Float64Array(16)),t.projectionToView=g(new Float64Array(16)),t.projectionToWorld=g(new Float64Array(16)),St(e,t,["context"]),Rg(e,t)}),"vtkOpenGLVolumeMapper");nn("vtkVolumeMapper",Eg);const{vtkDebugMacro:Vg}=jt;function Lg(e,t){t.classHierarchy.push("vtkOpenGLPixelSpaceCallbackMapper"),e.opaquePass=(n,r)=>{t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent();const o=t._openGLRenderer.getAspectRatio(),a=t._openGLRenderer?t._openGLRenderer.getRenderable().getActiveCamera():null,i=t._openGLRenderer.getTiledSizeAndOrigin();let s=null;if(t.renderable.getUseZValues()){const e=r.getZBufferTexture(),n=Math.floor(e.getWidth()),o=Math.floor(e.getHeight()),a=t._openGLRenderWindow.getContext();e.bind();const i=r.getFramebuffer();i?i.saveCurrentBindingsAndBuffers():Vg("No framebuffer to save/restore");const l=a.createFramebuffer();a.bindFramebuffer(a.FRAMEBUFFER,l),a.framebufferTexture2D(a.FRAMEBUFFER,a.COLOR_ATTACHMENT0,a.TEXTURE_2D,e.getHandle(),0),a.checkFramebufferStatus(a.FRAMEBUFFER)===a.FRAMEBUFFER_COMPLETE&&(s=new Uint8Array(n*o*4),a.viewport(0,0,n,o),a.readPixels(0,0,n,o,a.RGBA,a.UNSIGNED_BYTE,s)),i&&i.restorePreviousBindingsAndBuffers(),a.deleteFramebuffer(l)}t.renderable.invokeCallback(t.renderable.getInputData(),a,o,i,s)},e.queryPass=(e,n)=>{e&&t.renderable.getUseZValues()&&n.requestDepth()}}const Bg={};const Ng=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Bg,n),Yt.extend(e,t,n),Lg(e,t)}),"vtkOpenGLPixelSpaceCallbackMapper");nn("vtkPixelSpaceCallbackMapper",Ng);var _g="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtktextureObjectVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n\nattribute vec4 vertexDC;\nattribute vec2 tcoordDC;\nvarying vec2 tcoordVC;\n\nvoid main()\n{\n tcoordVC = tcoordDC;\n gl_Position = vertexDC;\n}\n";const{Representation:Fg}=us;function kg(e,t,n,r){let[o,a]=t;const i=e.getContext(),s=Ld.newInstance({autoParameters:!1,wrapS:r,wrapT:r,minificationFilter:n,magnificationFilter:n,generateMipmap:!1,openGLDataType:i.FLOAT,baseLevel:0,maxLevel:0});return s.setOpenGLRenderWindow(e),s.setInternalFormat(i.RGBA32F),s.create2DFromRaw(o,a,4,"Float32Array",null),s.activate(),s.sendParameters(),s.deactivate(),s}function Gg(e,t){return kg(e,t,Ld.Filter.NEAREST,Ld.Wrap.CLAMP_TO_EDGE)}function Ug(e,t){t.classHierarchy.push("vtkLICPingPongBufferManager"),t._openGLRenderWindow?(t.quad=function(e){const t=hd.newInstance();t.setOpenGLRenderWindow(e);const n=new Float32Array(12);for(let e=0;e<4;e++)n[3*e]=e%2*2-1,n[3*e+1]=e>1?1:-1,n[3*e+2]=0;const r=new Float32Array([0,0,1,0,0,1,1,1]),o=new Uint16Array(8);o[0]=3,o[1]=0,o[2]=1,o[3]=3,o[4]=3,o[5]=0,o[6]=3,o[7]=2;const a=Rs.newInstance({numberOfComponents:3,values:n});a.setName("points");const i=Rs.newInstance({numberOfComponents:1,values:o}),s=Rs.newInstance({numberOfComponents:2,values:r});return t.getCABO().createVBO(i,"polys",Fg.SURFACE,{points:a,cellOffset:0,tcoords:s}),t}(t._openGLRenderWindow),t.context=t._openGLRenderWindow.getContext(),t.licTexture0=Gg(t._openGLRenderWindow,t.size),t.seedTexture0=Gg(t._openGLRenderWindow,t.size),t.licTexture1=Gg(t._openGLRenderWindow,t.size),t.seedTexture1=Gg(t._openGLRenderWindow,t.size),t.eeTexture=t.doEEPass?kg(t._openGLRenderWindow,t.size,Ld.Filter.NEAREST,Ld.Wrap.CLAMP_TO_EDGE):null,t.imageVectorTexture=t.doVTPass?function(e,t){return kg(e,t,Ld.Filter.LINEAR,Ld.Wrap.CLAMP_TO_EDGE)}(t._openGLRenderWindow,t.size):null,t.pingTextures[0]=t.licTexture0,t.pingTextures[1]=t.seedTexture0,t.pongTextures[0]=t.licTexture1,t.pongTextures[1]=t.seedTexture1,t.textures[0]=t.pingTextures,t.textures[1]=t.pongTextures,e.swap=()=>{t.readIndex=1-t.readIndex},e.renderQuad=(e,n)=>{const r=t.quad,o=t.context;let a=t.quadVAO;a||(a=dd.newInstance(),a.setOpenGLRenderWindow(t._openGLRenderWindow),t.quadVAO=a),t.previousProgramHash!==n.getMd5Hash()&&(a.shaderProgramChanged(),r.getCABO().bind(),a.addAttributeArray(n,r.getCABO(),"vertexDC",r.getCABO().getVertexOffset(),r.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE),a.addAttributeArray(n,r.getCABO(),"tcoordDC",r.getCABO().getTCoordOffset(),r.getCABO().getStride(),t.context.FLOAT,2,t.context.FALSE),t.previousProgramHash=n.getMd5Hash()),o.drawArrays(o.TRIANGLES,0,r.getCABO().getElementCount()),a.release()},e.getLastLICBuffer=()=>0===t.readIndex?t.licTexture0:t.licTexture1,e.getLastSeedBuffer=()=>0===t.readIndex?t.seedTexture0:t.seedTexture1,e.getLICBuffer=()=>1-t.readIndex==0?t.licTexture0:t.licTexture1,e.getSeedBuffer=()=>1-t.readIndex==0?t.seedTexture0:t.seedTexture1,e.getLICTextureUnit=()=>{const e=t.textures[t.readIndex][0];return e.activate(),e.getTextureUnit()},e.getSeedTextureUnit=()=>{const e=t.textures[t.readIndex][1];return e.activate(),e.getTextureUnit()},e.getNoiseTextureUnit=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return 0===e?(t.noiseTexture.activate(),t.noiseTexture.getTextureUnit()):(t.eeTexture.activate(),t.eeTexture.getTextureUnit())},e.getVectorTextureUnit=()=>(t.vectorTexture.activate(),t.vectorTexture.getTextureUnit()),e.getImageVectorTextureUnit=()=>t.imageVectorTexture?(t.imageVectorTexture.activate(),t.imageVectorTexture.getTextureUnit()):e.getVectorTextureUnit(),e.getMaskVectorTextureUnit=()=>t.maskVectorTexture?(t.maskVectorTexture.activate(),t.maskVectorTexture.getTextureUnit()):e.getImageVectorTextureUnit(),e.clearBuffers=function(){let e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];const n=t.framebuffer,r=t.context;n.removeColorBuffer(0),n.removeColorBuffer(1),n.removeColorBuffer(2),n.removeColorBuffer(3),n.setColorBuffer(t.licTexture0,0),n.setColorBuffer(t.seedTexture0,1),n.setColorBuffer(t.licTexture1,2),n.setColorBuffer(t.seedTexture1,3);const o=[r.COLOR_ATTACHMENT0,r.COLOR_ATTACHMENT1,r.COLOR_ATTACHMENT2,r.COLOR_ATTACHMENT3];e&&(n.removeColorBuffer(4),n.setColorBuffer(t.eeTexture,4),o.push(r.COLOR_ATTACHMENT4)),r.drawBuffers(o),r.clearColor(0,1,0,0),r.disable(r.SCISSOR_TEST),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT),n.removeColorBuffer(0),n.removeColorBuffer(1),n.removeColorBuffer(2),n.removeColorBuffer(3),e&&n.removeColorBuffer(4),r.drawBuffers([r.NONE])},e.clearBuffer=e=>{const n=t.framebuffer,r=t.context;n.removeColorBuffer(0),n.setColorBuffer(e,0),r.drawBuffers([r.COLOR_ATTACHMENT0]),r.clearColor(0,1,0,0),r.disable(r.SCISSOR_TEST),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT),n.removeColorBuffer(e,0),r.drawBuffers([r.NONE])},e.activateVectorTextures=()=>{t.imageVectorTexture?t.imageVectorTexture.activate():t.vectorTexture.activate(),t.maskVectorTexture&&t.maskVectorTexture.activate()},e.deactivateVectorTextures=()=>{t.imageVectorTexture?t.imageVectorTexture.deactivate():t.vectorTexture.deactivate(),t.maskVectorTexture&&t.maskVectorTexture.deactivate()},e.activateNoiseTexture=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;switch(e){case 0:t.noiseTexture.activate();break;case 1:t.eeTexture.activate();break;default:console.error("Wrong LIC pass number")}},e.deactivateNoiseTexture=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;switch(e){case 0:t.noiseTexture.deactivate();break;case 1:t.eeTexture.deactivate();break;default:console.error("Wrong LIC pass number")}},e.attachLICBuffers=()=>{const e=t.textures[t.readIndex],n=t.textures[1-t.readIndex],r=t.framebuffer,o=t.context;e[0].activate(),e[1].activate(),r.removeColorBuffer(0),r.removeColorBuffer(1),r.setColorBuffer(n[0],0),r.setColorBuffer(n[1],1),o.drawBuffers([o.COLOR_ATTACHMENT0,o.COLOR_ATTACHMENT1])},e.detachLICBuffers=()=>{const e=t.textures[t.readIndex],n=t.context,r=t.framebuffer;e[0].deactivate(),e[1].deactivate(),r.removeColorBuffer(0),r.removeColorBuffer(1),n.drawBuffers([n.NONE])},e.attachImageVectorBuffer=()=>{const e=t.framebuffer,n=t.context;t.vectorTexture.activate(),e.removeColorBuffer(0),e.setColorBuffer(t.imageVectorTexture,0),n.drawBuffers([n.COLOR_ATTACHMENT0])},e.detachImageVectorBuffer=()=>{const e=t.context,n=t.framebuffer;t.vectorTexture.deactivate(),n.removeColorBuffer(0),e.drawBuffers([e.NONE])},e.attachEEBuffer=()=>{t.textures[t.readIndex][0].activate(),t.framebuffer.removeColorBuffer(0),t.framebuffer.setColorBuffer(t.eeTexture,0);const e=t.context;e.drawBuffers([e.COLOR_ATTACHMENT0])},e.detachEEBuffer=()=>{const e=t.context;t.framebuffer.removeColorBuffer(0),e.drawBuffers([e.NONE]),t.textures[t.readIndex][0].deactivate()},e.detachBuffers=()=>{const e=t.context,n=t.framebuffer;n.removeColorBuffer(0),n.removeColorBuffer(1),e.drawBuffers([e.NONE]);const r=t.textures[t.readIndex],o=t.textures[1-t.readIndex];r[0]&&r[0].deactivate(),r[1]&&r[1].deactivate(),o[0]&&o[0].deactivate(),o[1]&&o[1].deactivate(),t.eeTexture&&t.eeTexture.deactivate(),t.noiseTexture&&t.noiseTexture.deactivate()},e.getWriteIndex=()=>1-t.readIndex,e.detachBuffers()):console.error("Pass renderwindow to ping pong manager")}const zg={vectorTexture:null,maskVectorTexture:null,noiseTexture:null,doEEPass:!1,doVTPass:!1,readIndex:0,quad:null,lastProgramHash:null,framebuffer:null,size:null,pingTextures:[],pongTextures:[],textures:[]};function Wg(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,zg,n),Ht.obj(e,t),Ht.get(e,t,["readIndex"]),Ht.setGet(e,t,["doEEPass","doVTPass","_openGLRenderWindow","vectorTexture","maskVectorTexture","noiseTexture","framebuffer","size"]),Ht.moveToProtected(e,t,["openGLRenderWindow"]),Ug(e,t)}var Hg={newInstance:Ht.newInstance(Wg,"vtkLICPingPongBufferManager"),extend:Wg};const jg=0,Kg=1,$g=2,qg=3,Xg=1;function Yg(e,t){function n(e,t){e.setUniformi("texLIC",t.getLICTextureUnit()),e.setUniformi("texSeedPts",t.getSeedTextureUnit())}function r(e,t,n){e.attachLICBuffers(),e.renderQuad(t,n),e.detachLICBuffers(),e.swap()}t.classHierarchy.push("vtkLineIntegralConvolution2D"),e.buildAShader=e=>t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(_g,e,""),e.dumpTextureValues=function(e,n){let[r,o]=n,a=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t.context,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:t._openGLRenderWindow,s=arguments.length>4&&void 0!==arguments[4]?arguments[4]:4;const l=zp.newInstance(),c=a;let u=null;return l.setOpenGLRenderWindow(i),l.saveCurrentBindingsAndBuffers(),l.create(r,o),l.populateFramebuffer(),l.setColorBuffer(e),u=new Float32Array(r*o*s),c.readPixels(0,0,r,o,4===s?c.RGBA:c.RGB,c.FLOAT,u),l.restorePreviousBindingsAndBuffers(),u},e.getTextureMinMax=function(n,r){let o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t.context,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:t._openGLRenderWindow;const i=e.dumpTextureValues(n,r,o,a,4);let s=Number.MAX_VALUE,l=Number.MIN_VALUE;for(let e=0;e<i.length;e+=4)if(0===i[e+1]){const t=i[e];t<s&&(s=t),t>l&&(l=t)}return{min:s,max:l}},e.getComponentSelectionProgram=e=>{const t="xyzw";return`.${t[e[0]]}${t[e[1]]}`},e.buildShaders=()=>{t.LIC0ShaderProgram=e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n// Program: Visualization Toolkit\n// Module: vtkLineIntegralConvolution2D_LIC0.glsl\n//\n// Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n// All rights reserved.\n// See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n// This software is distributed WITHOUT ANY WARRANTY; without even\n// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n// PURPOSE. See the above copyright notice for more information.\n//\n//=========================================================================\n\n/**\nThis shader initializes the convolution for the LIC computation.\n*/\n\n// the output of this shader\nlayout(location = 0) out vec4 LICOutput;\nlayout(location = 1) out vec4 SeedOutput;\n\nuniform sampler2D texMaskVectors;\nuniform sampler2D texNoise;\nuniform sampler2D texLIC;\n\nuniform int uStepNo; // in step 0 initialize lic and seeds, else just seeds\nuniform int uPassNo; // in pass 1 hpf of pass 0 is convolved.\nuniform float uMaskThreshold; // if |V| < uMaskThreshold render transparent\nuniform vec2 uNoiseBoundsPt1; // tc of upper right pt of noise texture\n\nin vec2 tcoordVC;\n\n// convert from vector coordinate space to noise coordinate space.\n// the noise texture is tiled across the *whole* domain\nvec2 VectorTCToNoiseTC(vec2 vectc)\n{\n return vectc/uNoiseBoundsPt1;\n}\n\n// get the texture coordidnate to lookup noise value. this\n// depends on the pass number.\nvec2 getNoiseTC(vec2 vectc)\n{\n // in pass 1 : convert from vector tc to noise tc\n // in pass 2 : use vector tc\n if (uPassNo == 0)\n {\n return VectorTCToNoiseTC(vectc);\n }\n else\n {\n return vectc;\n }\n}\n\n// look up noise value at the given location. The location\n// is supplied in vector texture coordinates, hence the\n// need to convert to noise texture coordinates.\nfloat getNoise(vec2 vectc)\n{\n return texture2D(texNoise, getNoiseTC(vectc)).r;\n}\n\nvoid main(void)\n{\n vec2 vectc = tcoordVC.st;\n\n // lic => (convolution, mask, 0, step count)\n if (uStepNo == 0)\n {\n float maskCriteria = length(texture2D(texMaskVectors, vectc).xyz);\n float maskFlag;\n if (maskCriteria <= uMaskThreshold)\n {\n maskFlag = 1.0;\n }\n else\n {\n maskFlag = 0.0;\n }\n float noise = getNoise(vectc);\n LICOutput = vec4(noise, maskFlag, 0.0, 1.0);\n }\n else\n {\n LICOutput = texture2D(texLIC, vectc);\n }\n\n // initial seed\n SeedOutput = vec4(vectc, 0.0, 1.0);\n}\n");const n=sd.substitute("//VTK::System::Dec\n\n//=========================================================================\n//\n// Program: Visualization Toolkit\n// Module: vtkLineIntegralConvolution2D_VT.glsl\n//\n// Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n// All rights reserved.\n// See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n// This software is distributed WITHOUT ANY WARRANTY; without even\n// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n// PURPOSE. See the above copyright notice for more information.\n//\n//=========================================================================\n\n// move vector field to normalized image space\n// pre-processing for vtkLineIntegralConvolution2D\n\n// the output of this shader\n//VTK::Output::Dec\n\n// Fragment shader used by the gaussian blur filter render pass.\n\nuniform sampler2D texVectors; // input texture\nuniform vec2 uTexSize; // size of texture\n\nin vec2 tcoordVC;\n\nvoid main(void)\n{\n //VTK::LICComponentSelection::Impl\n V = V/uTexSize;\n gl_FragData[0] = vec4(V, 0.0, 1.0);\n}\n","//VTK::LICComponentSelection::Impl",`vec2 V = texture2D(texVectors, tcoordVC.st)${e.getComponentSelectionProgram(t.componentIds)};`).result;t.VTProgram=e.buildAShader(n);const r=sd.substitute("//VTK::System::Dec\n\n//=========================================================================\n//\n// Program: Visualization Toolkit\n// Module: vtkLineIntegralConvolution2D_fs1.glsl\n//\n// Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n// All rights reserved.\n// See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n// This software is distributed WITHOUT ANY WARRANTY; without even\n// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n// PURPOSE. See the above copyright notice for more information.\n//\n//=========================================================================\n\n// the output of this shader\nlayout(location = 0) out vec4 LICOutput;\nlayout(location = 1) out vec4 SeedOutput;\n\nuniform sampler2D texVectors;\nuniform sampler2D texNoise;\nuniform sampler2D texLIC;\nuniform sampler2D texSeedPts;\n\nuniform int uPassNo; // in pass 1 hpf of pass 0 is convolved.\nuniform float uStepSize; // step size in parametric space\n\nuniform vec2 uNoiseBoundsPt1; // tc of upper right pt of noise texture\n\nin vec2 tcoordVC;\n\n//VTK::LICVectorLookup::Impl\n\n// We need to do this manually since CLAMP_TO_BORDER and and borderColor\n// are very poorly supported in webgl\nvec2 clampToBorder(vec2 uv){\n if(uv.x < 0.0 || uv.x > 1.0 || uv.y < 0.0 || uv.y > 1.0)\n {\n return vec2(0.0, 0.0);\n }\n return getVector(uv);\n}\n\n// convert from vector coordinate space to noise coordinate space.\n// the noise texture is tiled across the whole domain\nvec2 VectorTCToNoiseTC(vec2 vectc)\n{\n return vectc/uNoiseBoundsPt1;\n}\n\n// get the texture coordidnate to lookup noise value.\n// in pass 1 repeatedly tile the noise texture across\n// the computational domain.\nvec2 getNoiseTC(vec2 tc)\n{\n if (uPassNo == 0)\n {\n return VectorTCToNoiseTC(tc);\n }\n else\n {\n return tc;\n }\n}\n\n// look up noise value at the given location. The location\n// is supplied in vector texture coordinates, hence the need\n// to convert to either noise or lic texture coordinates in\n// pass 1 and 2 respectively.\nfloat getNoise(vec2 vectc)\n{\n return texture2D(texNoise, getNoiseTC(vectc)).r;\n}\n\n// fourth-order Runge-Kutta streamline integration\n// no bounds checks are made, therefore it's essential\n// to have the entire texture initialized to 0\n// and set clamp to border and have border color 0\n// an integer is set if the step was taken, keeping\n// an accurate step count is necessary to prevent\n// boundary artifacts. Don't count the step if\n// all vector lookups are identically 0. This is\n// a proxy for \"stepped outside valid domain\"\nvec2 rk4(vec2 pt0, float dt, out bool count)\n{\n count=true;\n float dtHalf = dt * 0.5;\n vec2 pt1;\n\n vec2 v0 = clampToBorder(pt0);\n pt1 = pt0 + v0 * dtHalf;\n\n vec2 v1 = clampToBorder(pt1);\n pt1 = pt0 + v1 * dtHalf;\n\n vec2 v2 = clampToBorder(pt1);\n pt1 = pt0 + v2 * dt;\n\n vec2 v3 = clampToBorder(pt1);\n vec2 vSum = v0 + v1 + v1 + v2 + v2 + v3;\n\n if (vSum == vec2(0.0, 0.0))\n {\n count = false;\n }\n\n pt1 = pt0 + (vSum) * (dt * (1.0/6.0));\n\n return pt1;\n}\n\nvoid main(void)\n{\n vec2 lictc = tcoordVC.st;\n vec4 lic = texture2D(texLIC, lictc);\n vec2 pt0 = texture2D(texSeedPts, lictc).st;\n\n bool count;\n vec2 pt1 = rk4(pt0, uStepSize, count);\n\n if (count)\n {\n // accumulate lic step\n // (lic, mask, 0, step count)\n float noise = getNoise(pt1);\n LICOutput = vec4(lic.r + noise, lic.g, 0.0, lic.a + 1.0);\n SeedOutput = vec4(pt1, 0.0, 1.0);\n }\n else\n {\n // keep existing values\n LICOutput = lic;\n SeedOutput = vec4(pt0, 0.0, 1.0);\n }\n}\n","//VTK::LICVectorLookup::Impl",function(){const e="\n vec2 getVector( vec2 vectc )\n\n {\n\n vec2 V = texture2D( texVectors, vectc ).xy;\n\n // normalize if |V| not 0\n\n float lenV = length( V );\n\n if ( lenV > 1.0e-8 )\n\n {\n\n return V/lenV;\n\n }\n\n else\n\n {\n\n return vec2( 0.0, 0.0 );\n\n }\n\n }\n\n ",t="\n vec2 getVector( vec2 vectc )\n\n {\n\n return texture2D( texVectors, vectc ).xy;\n\n }\n\n ";return arguments.length>0&&void 0!==arguments[0]&&!arguments[0]?t:e}(t.normalizeVectors),!0).result;t.LICIShaderProgram=e.buildAShader(r),t.LICNShaderProgram=e.buildAShader(" //VTK::System::Dec\n\n//=========================================================================\n//\n// Program: Visualization Toolkit\n// Module: vtkLineIntegralConvolution2D_LICN.glsl\n//\n// Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n// All rights reserved.\n// See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n// This software is distributed WITHOUT ANY WARRANTY; without even\n// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n// PURPOSE. See the above copyright notice for more information.\n//\n//=========================================================================\n\n// the output of this shader\nlayout(location = 0) out vec4 LICOutput;\nlayout(location = 1) out vec4 SeedOutput;\n\n/**\nThis shader finalizes the convolution for the LIC computation\napplying the normalization. eg. if box kernel is used the this\nis the number of steps taken.\n*/\n\nuniform sampler2D texLIC;\n\nin vec2 tcoordVC;\n\nvoid main(void)\n{\n vec4 conv = texture2D(texLIC, tcoordVC.st);\n conv.r = conv.r/conv.a;\n // lic => (convolution, mask, 0, 1)\n LICOutput = vec4(conv.rg , 0.0, 1.0);\n SeedOutput = vec4(0.0, 0.0, 0.0, 0.0);\n}\n"),t.CEProgram=e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n// Program: Visualization Toolkit\n// Module: vtkLineIntegralConvolution2D_CE.glsl\n//\n// Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n// All rights reserved.\n// See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n// This software is distributed WITHOUT ANY WARRANTY; without even\n// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n// PURPOSE. See the above copyright notice for more information.\n//\n//=========================================================================\n\n// gray scale contrast enhance stage implemented via histogram stretching\n// if the min and max are tweaked it can generate out-of-range values\n// these will be clamped in 0 to 1\n\n// the output of this shader\nlayout(location = 0) out vec4 LICOutput;\nlayout(location = 1) out vec4 SeedOutput;\n\n\nuniform sampler2D texLIC; // most recent lic pass\nuniform float uMin; // min gray scale color value\nuniform float uMaxMinDiff; // max-min\n\nin vec2 tcoordVC;\n\nvoid main( void )\n{\n vec4 lic = texture2D(texLIC, tcoordVC.st);\n if (lic.g!=0.0)\n {\n LICOutput = lic;\n }\n else\n {\n float CElic = clamp((lic.r - uMin)/uMaxMinDiff, 0.0, 1.0);\n LICOutput = vec4(CElic, lic.gb, 1.0);\n }\n SeedOutput = vec4(0.0, 0.0, 0.0, 0.0);\n}\n"),t.EEProgram=e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n// Program: Visualization Toolkit\n// Module: vtkLineIntegralConvolution2D_fs2.glsl\n//\n// Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n// All rights reserved.\n// See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n// This software is distributed WITHOUT ANY WARRANTY; without even\n// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n// PURPOSE. See the above copyright notice for more information.\n//\n//=========================================================================\n\n// high-pass filter stage employed by vtkLineIntegralConvolution2D\n// between LIC pass 1 and LIC pass 2. filtered LIC pass 1, becomes\n// noise for pass2.\n\n// the output of this shader\nlayout(location = 0) out vec4 EEOutput;\n\nuniform sampler2D texLIC; // most recent lic pass\nuniform float uDx; // fragment size\nuniform float uDy; // fragment size\n\nin vec2 tcoordVC;\n\n// kernel for simple laplace edge enhancement.\n// p=Laplace(p)+p\nfloat K[9] = float[9](\n -1.0, -1.0, -1.0,\n -1.0, 9.0, -1.0,\n -1.0, -1.0, -1.0\n );\n\n// determine if the fragment was masked\nbool Masked(float val) { return val != 0.0; }\n\nvoid main(void)\n{\n // tex coord neighbor offsets\n vec2 fragDx[9] = vec2[9](\n vec2(-uDx, uDy), vec2(0.0, uDy), vec2(uDx, uDy),\n vec2(-uDx, 0.0), vec2(0.0, 0.0), vec2(uDx, 0.0),\n vec2(-uDx,-uDy), vec2(0.0,-uDy), vec2(uDx,-uDy)\n );\n\n vec2 lictc = tcoordVC.st;\n\n // compute the convolution but don't use convovled values if\n // any masked fragments on the stencil. Fragments outside\n // the valid domain are masked during initialization, and\n // texture wrap parameters are clamp to border with border\n // color that contains masked flag\n float conv = 0.0;\n bool dontUse = false;\n for (int i=0; i<9; ++i)\n {\n vec2 tc = lictc + fragDx[i];\n vec4 lic = texture2D(texLIC, tc);\n dontUse = dontUse || Masked(lic.g);\n conv = conv + K[i] * lic.r;\n }\n\n if (dontUse)\n {\n EEOutput = vec4(texture2D(texLIC, lictc).rg, 0.0, 1.0);\n }\n else\n {\n conv = clamp(conv, 0.0, 1.0);\n EEOutput = vec4(conv,texture2D(texLIC, lictc).g, 0.0, 1.0);\n }\n\n}\n"),t.AAHProgram=e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n// Program: Visualization Toolkit\n// Module: vtkLineIntegralConvolution2D_AAH.glsl\n//\n// Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n// All rights reserved.\n// See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n// This software is distributed WITHOUT ANY WARRANTY; without even\n// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n// PURPOSE. See the above copyright notice for more information.\n//\n//=========================================================================\n\n// Anti-alias stage in vtkLineIntegralConvolution2D\n// horizontal pass of a Gaussian convolution\n\n// the output of this shader\nlayout(location = 0) out vec4 LICOutput;\nlayout(location = 1) out vec4 SeedOutput;\n\nuniform sampler2D texLIC; // input texture\nuniform float uDx; // fragment size\n\nin vec2 tcoordVC;\n\n// factored 3x3 Gaussian kernel\n// K^T*K = G\nfloat K[3] = float[3](0.141421356, 0.707106781, 0.141421356);\n\n// determine if the fragment was masked\nbool Masked(float val){ return val != 0.0; }\n\nvoid main(void)\n{\n// neighbor offsets\nvec2 fragDx[3] = vec2[3](vec2(-uDx,0.0), vec2(0.0,0.0), vec2(uDx,0.0));\n\n vec2 lictc = tcoordVC.st;\n vec4 lic[3];\n bool dontUse = false;\n float conv = 0.0;\n for (int i=0; i<3; ++i)\n {\n vec2 tc = lictc + fragDx[i];\n lic[i] = texture2D(texLIC, tc);\n dontUse = dontUse || Masked(lic[i].g);\n conv = conv + K[i] * lic[i].r;\n }\n // output is (conv, mask, skip, 1)\n if (dontUse)\n {\n LICOutput = vec4(lic[1].rg, 1.0, 1.0);\n }\n else\n {\n LICOutput = vec4(conv, lic[1].gb, 1.0);\n }\n SeedOutput = vec4(0.0, 0.0, 0.0, 0.0);\n}\n"),t.AAVProgram=e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n// Program: Visualization Toolkit\n// Module: vtkLineIntegralConvolution2D_AAV.glsl\n//\n// Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n// All rights reserved.\n// See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n// This software is distributed WITHOUT ANY WARRANTY; without even\n// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n// PURPOSE. See the above copyright notice for more information.\n//\n//=========================================================================\n\n// Anti-alias stage in vtkLineIntegralConvolution2D\n// vertical pass of a Gaussian convolution\n\n// the output of this shader\nlayout(location = 0) out vec4 LICOutput;\nlayout(location = 1) out vec4 SeedOutput;\n\nuniform sampler2D texLIC; // input texture\nuniform float uDy; // fragment size\n\nin vec2 tcoordVC;\n\n\n// factored 3x3 Gaussian kernel\n// K^T*K = G\nfloat K[3] = float[3](0.141421356, 0.707106781, 0.141421356);\n\n// determine if the fragment was masked\nbool Masked(float val){ return val != 0.0; }\n\nvoid main(void)\n{\n// neighbor offsets\nvec2 fragDy[3] = vec2[3](vec2(0.0,-uDy), vec2(0.0,0.0), vec2(0.0,uDy));\n\n\n vec2 lictc = tcoordVC.st;\n vec4 lic[3];\n bool dontUse = false;\n float conv = 0.0;\n for (int i=0; i<3; ++i)\n {\n vec2 tc = lictc + fragDy[i];\n lic[i] = texture2D(texLIC, tc);\n dontUse = dontUse || Masked(lic[i].g);\n conv = conv + K[i] * lic[i].r;\n }\n // output is (conv, mask, skip, 1)\n if (dontUse)\n {\n LICOutput = vec4(lic[1].rg, 1.0, 1.0);\n }\n else\n {\n LICOutput = vec4(conv, lic[1].gb, 1.0);\n }\n SeedOutput = vec4(0.0, 0.0, 0.0, 0.0);\n}\n")},e.executeLIC=(o,a,i,s,l,c)=>{if(t._openGLRenderWindow=l,t.context=l.getContext(),Object.assign(t,c),o[0]<=0||o[1]<=0)return null;const u=[1/o[0],1/o[1]];let d=t.stepSize*Math.sqrt(u[0]*u[0]+u[1]*u[1]);d<=0&&(d=1e-10);const p=t.context;let f=t.framebuffer;f&&o[0]===f.getSize()[0]&&o[1]===f.getSize()[1]||(f=zp.newInstance(),f.setOpenGLRenderWindow(t._openGLRenderWindow),f.saveCurrentBindingsAndBuffers(),f.create(...o),f.populateFramebuffer(),f.restorePreviousBindingsAndBuffers(),t.framebuffer=f),f.saveCurrentBindingsAndBuffers(),f.bind(),p.viewport(0,0,...o),p.scissor(0,0,...o),t.shadersNeedBuild&&(e.buildShaders(),t.shadersNeedBuild=!1),t.bufs?(t.bufs.setVectorTexture(a),t.bufs.setMaskVectorTexture(i),t.bufs.setNoiseTexture(s)):t.bufs=Hg.newInstance({openGLRenderWindow:l,doEEPass:t.enhancedLIC,doVTPass:t.transformVectors,vectorTexture:a,maskVectorTexture:i,noiseTexture:s,framebuffer:f,size:o});const g=[(s.getWidth()+1)/o[0],(s.getHeight()+1)/o[1]],m=1/o[0],h=1/o[1],v=t._openGLRenderWindow.getShaderCache();if(t.transformVectors){const e=t.VTProgram;v.readyShaderProgram(e),t.bufs.attachImageVectorBuffer(),e.setUniform2f("uTexSize",...o),e.setUniformi("texVectors",t.bufs.getVectorTextureUnit()),p.clearColor(0,0,0,0),p.clear(p.COLOR_BUFFER_BIT),t.bufs.renderQuad(o,e),t.bufs.detachImageVectorBuffer()}t.bufs.clearBuffers(t.enhancedLIC),t.bufs.activateVectorTextures(),t.bufs.activateNoiseTexture(0);const{LIC0ShaderProgram:y}=t;v.readyShaderProgram(y),y.setUniformi("uStepNo",0),y.setUniformi("uPassNo",0),y.setUniformf("uMaskThreshold",t.maskThreshold),y.setUniform2f("uNoiseBoundsPt1",...g),y.setUniformi("texMaskVectors",t.bufs.getMaskVectorTextureUnit()),y.setUniformi("texLIC",t.bufs.getLICTextureUnit()),y.setUniformi("texNoise",t.bufs.getNoiseTextureUnit(0)),r(t.bufs,o,y);const{LICIShaderProgram:T}=t;v.readyShaderProgram(T),T.setUniformi("uPassNo",0),T.setUniformf("uStepSize",-d),T.setUniform2f("uNoiseBoundsPt1",...g),T.setUniformi("texVectors",t.bufs.getImageVectorTextureUnit()),T.setUniformi("texNoise",t.bufs.getNoiseTextureUnit(0));for(let e=0;e<t.numberOfSteps;++e)n(T,t.bufs),r(t.bufs,o,T);v.readyShaderProgram(y),y.setUniformi("uStepNo",1),n(y,t.bufs),r(t.bufs,o,y),v.readyShaderProgram(T),T.setUniformf("uStepSize",d);for(let e=0;e<t.numberOfSteps;++e)n(T,t.bufs),r(t.bufs,o,T);t.bufs.deactivateNoiseTexture(0),t.bufs.deactivateVectorTextures();const{LICNShaderProgram:b}=t;if(v.readyShaderProgram(b),b.setUniformi("texLIC",t.bufs.getLICTextureUnit()),r(t.bufs,o,b),t.enhancedLIC){t.enhanceContrast!==Kg&&t.enhanceContrast!==qg||e.contrastEnhance(!1,o),t.bufs.attachEEBuffer();const{EEProgram:a}=t;v.readyShaderProgram(a),a.setUniformi("texLIC",t.bufs.getLICTextureUnit()),a.setUniformf("uDx",m),a.setUniformf("uDy",h),t.bufs.renderQuad(o,a),t.bufs.detachEEBuffer(),t.bufs.detachBuffers(),t.bufs.clearBuffers(!1),t.bufs.activateVectorTextures(),t.bufs.activateNoiseTexture(1),v.readyShaderProgram(y),y.setUniformi("uStepNo",0),y.setUniformi("uPassNo",1),n(y,t.bufs),y.setUniformi("texNoise",t.bufs.getNoiseTextureUnit(1)),r(t.bufs,o,y),v.readyShaderProgram(T),T.setUniformi("uPassNo",1),T.setUniformf("uStepSize",-d),T.setUniformi("texNoise",t.bufs.getNoiseTextureUnit(1));const i=t.numberOfSteps/2;for(let e=0;e<i;++e)n(T,t.bufs),r(t.bufs,o,T);v.readyShaderProgram(y),y.setUniformi("uStepNo",1),n(y,t.bufs),r(t.bufs,o,y),v.readyShaderProgram(T),T.setUniformf("uStepSize",d);for(let e=0;e<i;++e)n(T,t.bufs),r(t.bufs,o,T);t.bufs.deactivateNoiseTexture(1),t.bufs.deactivateVectorTextures(),v.readyShaderProgram(b),b.setUniformi("texLIC",t.bufs.getLICTextureUnit()),b.setUniformi("texSeedPts",t.bufs.getSeedTextureUnit()),r(t.bufs,o,b)}if(t.antiAlias){const e=t.AAHProgram;v.readyShaderProgram(e),e.setUniformi("texLIC",t.bufs.getLICTextureUnit()),e.setUniformf("uDx",m);const a=t.AAVProgram;v.readyShaderProgram(a),a.setUniformi("texLIC",t.bufs.getLICTextureUnit()),a.setUniformf("uDy",h);for(let i=0;i<t.antiAlias;++i)v.readyShaderProgram(e),n(e,t.bufs),r(t.bufs,o,e),v.readyShaderProgram(a),n(a,t.bufs),r(t.bufs,o,a)}return t.enhanceContrast!==Kg&&t.enhanceContrast!==qg||e.contrastEnhance(!0,o),t.bufs.detachBuffers(),f.restorePreviousBindingsAndBuffers(),t.bufs.getLastLICBuffer()},e.contrastEnhance=(n,o)=>{const a=t._openGLRenderWindow.getShaderCache();let{min:i,max:s}=e.getTextureMinMax(t.bufs.getLastLICBuffer(),o,t.context,t._openGLRenderWindow);(s<=i||s>1||i<0)&&(console.error("Invalid color range: ",i,s),i=0,s=1);let l=s-i;n&&(i+=l*t.lowLICContrastEnhancementFactor,s-=l*t.highLICContrastEnhancementFactor,l=s-i);const{CEProgram:c}=t;a.readyShaderProgram(c),c.setUniformi("texLIC",t.bufs.getLICTextureUnit()),c.setUniformf("uMin",i),c.setUniformf("uMaxMinDiff",l),r(t.bufs,o,c)}}const Zg={shadersNeedBuild:!0,stepSize:1,numberOfSteps:10,enhancedLIC:!0,enhanceContrast:!1,lowContrastEnhancementFactor:0,highContrastEnhancementFactor:0,antiAlias:0,componentIds:[0,1],normalizeVectors:!0,maskThreshold:0,transformVectors:!0,bufs:null,isComposite:!0};function Qg(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Zg,n),Ht.obj(e,t),Ht.setGet(e,t,["context","_openGLRenderWindow","nuberOfSteps","stepSize","normalizeVectors","maskThreshold","enhancedLIC","enhanceContrast","lowLICContrastEnhancementFactor","highLICContrastEnhancementFactor","antiAlias","componentIds","isComposite"]),Ht.moveToProtected(e,t,["openGLRenderWindow"]),Yg(e,t)}var Jg={newInstance:Ht.newInstance(Qg,"vtkLineIntegralConvolution2D"),extend:Qg};function em(e,t){t.classHierarchy.push("vtkSurfaceLICInterface")}const tm={enableLIC:!1,nuberOfSteps:40,stepSize:.25,transformVectors:!0,normalizeVectors:!0,maskOnSurface:!1,maskThreshold:0,maskColor:[0,0,0],maskIntensity:0,enhancedLIC:!0,enhanceContrast:jg,lowLICContrastEnhancementFactor:0,highLICContrastEnhancementFactor:0,lowColorContrastEnhancementFactor:0,highColorContrastEnhancementFactor:0,antiAlias:0,colorMode:0,LICIntensity:1,mapModeBias:0,noiseTextureSize:200,noiseTextureType:Xg,noiseGrainSize:8,noiseImpulseProbability:.1,noiseImpulseBackgroundValue:0,noiseGeneratorSeed:0,minNoiseValue:0,maxNoiseValue:1,numberOfNoiseLevels:2,shadersNeedBuilding:!0,reallocateTextures:!0,rebuildNoiseTexture:!1,viewPortScale:1};function nm(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,tm,n),Ht.obj(e,t),Ht.setGet(e,t,["enableLIC","numberOfSteps","stepSize","normalizeVectors","transformVectors","maskOnSurface","maskThreshold","maskColor","maskIntensity","enhancedLIC","enhanceContrast","lowLICContrastEnhancementFactor","highLICContrastEnhancementFactor","lowColorContrastEnhancementFactor","highColorContrastEnhancementFactor","antiAlias","colorMode","LICIntensity","mapModeBias","noiseTextureSize","noiseTextureType","noiseGrainSize","minNoiseValue","maxNoiseValue","numberOfNoiseLevels","noiseImpulseProbability","noiseImpulseBackgroundValue","noiseGeneratorSeed","viewPortScale","rebuildNoiseTexture"]),em(0,t)}var rm={newInstance:Ht.newInstance(nm,"vtkSurfaceLICInterface"),extend:nm};const{Representation:om}=us;function am(e,t){t.classHierarchy.push("vtkOpenGLSurfaceLICInterface"),e.renderQuad=(e,n)=>{const r=t.licQuad,o=t.context;let a=t.licQuadVAO;a||(a=dd.newInstance(),a.setOpenGLRenderWindow(t._openGLRenderWindow),t.licQuadVAO=a),t.previousProgramHash!==n.getMd5Hash()&&(a.shaderProgramChanged(),r.getCABO().bind(),a.addAttributeArray(n,r.getCABO(),"vertexDC",r.getCABO().getVertexOffset(),r.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE),a.addAttributeArray(n,r.getCABO(),"tcoordDC",r.getCABO().getTCoordOffset(),r.getCABO().getStride(),t.context.FLOAT,2,t.context.FALSE),t.previousProgramHash=n.getMd5Hash()),o.drawArrays(o.TRIANGLES,0,r.getCABO().getElementCount()),a.release()},e.generateNoiseTexture=e=>{if(!t.noiseTexture||t.licInterface.getRebuildNoiseTexture()){t.licInterface.setRebuildNoiseTexture(!1),t.noiseTexture&&t.noiseTexture.releaseGraphicsResources(),mo()(t.noiseGeneratorSeed,{global:!0});let n=[];const{noiseTextureType:r,noiseGrainSize:o,numberOfNoiseLevels:a,noiseImpulseProbability:i,noiseImpulseBackgroundValue:s,minNoiseValue:l,maxNoiseValue:c}=t.licInterface.get("noiseTextureType","noiseGrainSize","numberOfNoiseLevels","noiseImpulseProbability","noiseImpulseBackgroundValue","minNoiseValue","maxNoiseValue");n=r===Xg?function(e,t,n,r,o,a){const i=Math.max(0,Math.min(1,n)),s=Float32Array.from({length:e*e},(()=>{let e=0;if(1===i||Math.random()>1-i)for(let t=0;t<2048;++t)e+=Math.random();return e}));let l=0,c=2049;s.forEach((e=>{c=1===i?e<c?e:c:e<c&&e>0?e:c,l=e>l?e:l}));let u=l-c;0===u&&(c=0,u=0===l?1:l);const d=t-1,p=0!==d?1/d:0,f=a-o;return s.map((e=>{const n=e<c?e:(e-c)/u,i=Math.floor(n*t);return e>=c?1===t?a:o+(i>d?d:i)*p*f:r}))}(Math.floor(e/o),a,i,s,l,c):function(e,t,n,r){let[o,a]=e;const i=r-n;return Float32Array.from({length:o*a},(()=>{let e=Math.random();return e=Math.floor(e*t)/t,e=e*i+n,e>1?1:e<0?0:e}))}([Math.ceil(e/o),Math.ceil(e/o)],a,l,c);const u=1/o,d=Float32Array.from({length:e*e*4},((t,r)=>{const a=r/4;if(r%4==0){const t=Math.floor(a%e*u),r=Math.floor(a/e*u);return n[r*(e/o)+t]}return r%4==1||r%4==3?1:0})),p=Ld.newInstance({wrapS:Ld.Wrap.REPEAT,wrapT:Ld.Wrap.REPEAT,minificationFilter:Ld.Filter.NEAREST,magnificationFilter:Ld.Filter.NEAREST,generateMipMap:!1,openGLDataType:t.context.FLOAT,baseLevel:0,maxLevel:0,autoParameters:!1});p.setOpenGLRenderWindow(t._openGLRenderWindow),p.create2DFromRaw(e,e,4,"Float32Array",d),p.activate(),p.sendParameters(),p.deactivate(),t.noiseTexture=p}},e.buildAShader=e=>t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(_g,e,""),e.allocateTextures=()=>{const n=Ld.Filter.NEAREST,r=Ld.Filter.LINEAR,o=t._openGLRenderWindow;t.geometryImage||(t.geometryImage=e.allocateTexture(o,n)),t.vectorImage||(t.vectorImage=e.allocateTexture(o,r)),t.maskVectorImage||(t.maskVectorImage=e.allocateTexture(o,r)),t.LICImage||(t.LICImage=e.allocateTexture(o,n)),t.RGBColorImage||(t.RGBColorImage=e.allocateTexture(o,n)),t.HSLColorImage||(t.HSLColorImage=e.allocateTexture(o,n)),t.depthTexture||(t.depthTexture=e.allocateDepthTexture(o))},e.allocateTexture=(e,n)=>{const r=t.context,o=Ld.newInstance({wrapS:Ld.Wrap.CLAMP_TO_EDGE,wrapT:Ld.Wrap.CLAMP_TO_EDGE,minificationFilter:n,magnificationFilter:n,generateMipmap:!1,openGLDataType:r.FLOAT,baseLevel:0,maxLevel:0,autoParameters:!1});return o.setOpenGLRenderWindow(e),o.setInternalFormat(r.RGBA32F),o.create2DFromRaw(...t.size,4,"Float32Array",null),o.activate(),o.sendParameters(),o.deactivate(),o},e.allocateDepthTexture=e=>{const n=t.context,r=Ld.newInstance({generateMipmap:!1,openGLDataType:n.FLOAT,autoParameters:!1});return r.setOpenGLRenderWindow(e),r.createDepthFromRaw(...t.size,"Float32Array",null),r.activate(),r.sendParameters(),r.deactivate(),r},e.createFBO=()=>{if(!t.framebuffer){t.licHelper=null;const e=zp.newInstance();e.setOpenGLRenderWindow(t._openGLRenderWindow),e.saveCurrentBindingsAndBuffers(),e.create(...t.size),e.populateFramebuffer(),t.framebuffer=e,e.restorePreviousBindingsAndBuffers()}},e.completedGeometry=()=>{const e=t.context,n=t.framebuffer;n.removeColorBuffer(0),n.removeColorBuffer(1),n.removeColorBuffer(2),n.removeDepthBuffer(),e.drawBuffers([e.NONE]),n.restorePreviousBindingsAndBuffers()},e.buildAllShaders=()=>{t.shadersNeedBuilding&&(t.licColorPass=e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n// Program: Visualization Toolkit\n// Module: vtkSurfaceLICMapper_fs2.glsl\n//\n// Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n// All rights reserved.\n// See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n// This software is distributed WITHOUT ANY WARRANTY; without even\n// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n// PURPOSE. See the above copyright notice for more information.\n//\n//=========================================================================\n\n// This shader combines surface geometry, LIC, and scalar colors.\n\n// the output of this shader\nlayout(location = 0) out vec4 RGBOutput;\nlayout(location = 1) out vec4 HSLOutput;\n\nuniform sampler2D texVectors; // vectors, depth\nuniform sampler2D texGeomColors; // scalar colors + lighting\nuniform sampler2D texLIC; // image lic\nuniform int uScalarColorMode; // select between blend, and map shader\nuniform float uLICIntensity; // blend shader: blending factor for lic'd colors\nuniform float uMapBias; // map shader: adjust the brightness of the result\nuniform float uMaskIntensity; // blending factor for mask color\nuniform vec3 uMaskColor; // color for the masked out fragments\n\nin vec2 tcoordVC;\n\n/**\nConvert from RGB color space into HSL colorspace.\n*/\nvec3 RGBToHSL(vec3 RGB)\n{\n vec3 HSL = vec3(0.0, 0.0, 0.0);\n\n float RGBMin = min(min(RGB.r, RGB.g), RGB.b);\n float RGBMax = max(max(RGB.r, RGB.g), RGB.b);\n float RGBMaxMinDiff = RGBMax - RGBMin;\n\n HSL.z = (RGBMax + RGBMin) / 2.0;\n\n if (RGBMaxMinDiff == 0.0)\n {\n // Gray scale\n HSL.x = 0.0;\n HSL.y = 0.0;\n }\n else\n {\n // Color\n if (HSL.z < 0.5)\n HSL.y = RGBMaxMinDiff / (RGBMax + RGBMin);\n else\n HSL.y = RGBMaxMinDiff / (2.0 - RGBMax - RGBMin);\n\n float dR\n = (((RGBMax - RGB.r) / 6.0) + (RGBMaxMinDiff / 2.0)) / RGBMaxMinDiff;\n float dG\n = (((RGBMax - RGB.g) / 6.0) + (RGBMaxMinDiff / 2.0)) / RGBMaxMinDiff;\n float dB\n = (((RGBMax - RGB.b) / 6.0) + (RGBMaxMinDiff / 2.0)) / RGBMaxMinDiff;\n\n if (RGB.r == RGBMax)\n HSL.x = dB - dG;\n else\n if (RGB.g == RGBMax)\n HSL.x = (1.0 / 3.0) + dR - dB;\n else\n if (RGB.b == RGBMax)\n HSL.x = (2.0 / 3.0) + dG - dR;\n\n if (HSL.x < 0.0)\n HSL.x += 1.0;\n\n if (HSL.x > 1.0)\n HSL.x -= 1.0;\n }\n\n return HSL;\n}\n\n/**\nHelper for HSL to RGB conversion.\n*/\nfloat Util(float v1, float v2, float vH)\n{\n if (vH < 0.0)\n vH += 1.0;\n\n if (vH > 1.0)\n vH -= 1.0;\n\n if ((6.0 * vH) < 1.0)\n return (v1 + (v2 - v1) * 6.0 * vH);\n\n if ((2.0 * vH) < 1.0)\n return (v2);\n\n if ((3.0 * vH) < 2.0)\n return (v1 + (v2 - v1) * ((2.0 / 3.0) - vH) * 6.0);\n\n return v1;\n}\n\n/**\nConvert from HSL space into RGB space.\n*/\nvec3 HSLToRGB(vec3 HSL)\n{\n vec3 RGB;\n if (HSL.y == 0.0)\n {\n // Gray\n RGB.r = HSL.z;\n RGB.g = HSL.z;\n RGB.b = HSL.z;\n }\n else\n {\n // Chromatic\n float v2;\n if (HSL.z < 0.5)\n v2 = HSL.z * (1.0 + HSL.y);\n else\n v2 = (HSL.z + HSL.y) - (HSL.y * HSL.z);\n\n float v1 = 2.0 * HSL.z - v2;\n\n RGB.r = Util(v1, v2, HSL.x + (1.0 / 3.0));\n RGB.g = Util(v1, v2, HSL.x);\n RGB.b = Util(v1, v2, HSL.x - (1.0 / 3.0));\n }\n\n return RGB.rgb;\n}\n\nvoid main()\n{\n vec4 lic = texture2D(texLIC, tcoordVC.st);\n vec4 geomColor = texture2D(texGeomColors, tcoordVC.st);\n\n // depth is used to determine which fragment belong to us\n // and we can change\n float depth = texture2D(texVectors, tcoordVC.st).a;\n\n vec3 fragColorRGB;\n float valid;\n if (depth > 1.0e-3)\n {\n // we own it\n // shade LIC'ed geometry, or apply mask\n if (lic.g!=0.0)\n {\n // it's masked\n // apply fragment mask\n fragColorRGB = uMaskIntensity * uMaskColor + (1.0 - uMaskIntensity) * geomColor.rgb;\n valid = 0.0;\n }\n else\n {\n if (uScalarColorMode==0)\n {\n // blend with scalars\n fragColorRGB = lic.rrr * uLICIntensity + geomColor.rgb * (1.0 - uLICIntensity);\n }\n else\n {\n // multiply with scalars\n fragColorRGB = geomColor.rgb * clamp((uMapBias + lic.r), 0.0, 1.0);\n }\n if (lic.b != 0.0)\n {\n // didn't have the required guard pixels\n // don't consider it in min max estimation\n // for histpgram stretching\n valid = 0.0;\n }\n else\n {\n // ok to use in min/max estimates for histogram\n // stretching\n valid = 1.0;\n }\n }\n }\n else\n {\n // we don't own it\n // pass through scalars\n fragColorRGB = geomColor.rgb;\n valid = 0.0;\n }\n\n // if no further stages this texture is\n // copied to the screen\n RGBOutput = vec4(fragColorRGB, geomColor.a);\n\n // if further stages, move to hsl space for contrast\n // enhancement. encoding validity saves moving a texture to the cpu\n vec3 fragColorHSL = RGBToHSL(fragColorRGB);\n HSLOutput = vec4(fragColorHSL, valid);\n}\n"),t.licCopyPass=e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n// Program: Visualization Toolkit\n// Module: vtkSurfaceLICMapper_DCpy.glsl\n//\n// Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n// All rights reserved.\n// See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n// This software is distributed WITHOUT ANY WARRANTY; without even\n// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n// PURPOSE. See the above copyright notice for more information.\n//\n//=========================================================================\n\n// This shader copies fragments and depths to the output buffer\n\n// the output of this shader\n//VTK::Output::Dec\n\nuniform sampler2D texDepth; // z values from vertex shader\nuniform sampler2D texRGBColors; // final rgb LIC colors\n\nin vec2 tcoordVC;\n\nvoid main()\n{\n gl_FragDepth = texture2D(texDepth, tcoordVC).x;\n gl_FragData[0] = texture2D(texRGBColors, tcoordVC);\n\n // since we render a screen aligned quad\n // we're going to be writing fragments\n // not touched by the original geometry\n // it's critical not to modify those\n // fragments.\n if (gl_FragDepth == 1.0)\n {\n discard;\n }\n}\n"),t.enhanceContrastPass=e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n// Program: Visualization Toolkit\n// Module: vtkSurfaceLICMapper_CE.glsl\n//\n// Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n// All rights reserved.\n// See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n// This software is distributed WITHOUT ANY WARRANTY; without even\n// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n// PURPOSE. See the above copyright notice for more information.\n//\n//=========================================================================\n\n// color contrast enhance stage implemented via histogram stretching\n// on lightness channel. if the min and max are tweaked it can generate\n// out-of-range values these will be clamped in 0 to 1\n\n// the output of this shader\n//VTK::Output::Dec\n\nuniform sampler2D texGeomColors; // scalars + lighting\nuniform sampler2D texLIC; // image lic, mask\nuniform sampler2D texHSLColors; // hsla colors\n\nuniform float uLMin; // min lightness over all fragments\nuniform float uLMaxMinDiff; // max - min lightness over all fragments\n\nin vec2 tcoordVC;\n\nvec3 HSLToRGB(vec3 HSL)\n{\n vec3 RGB;\n float v;\n float h = HSL.x;\n float sl = HSL.y;\n float l = HSL.z;\n\n v = (l <= 0.5) ? (l * (1.0 + sl)) : (l + sl - l * sl);\n if (v <= 0.0) {\n RGB = vec3(0.0,0.0,0.0);\n } else {\n float m;\n int sextant;\n float fract, vsf, mid1, mid2;\n\n m = l + l - v;\n h *= 6.0;\n sextant = int(h);\n fract = h - float(sextant);\n\n vsf = (v - m) * fract;\n mid1 = m + vsf;\n mid2 = v - vsf;\n switch (sextant) {\n case 0: RGB.r = v; RGB.g = mid1; RGB.b = m; break;\n case 1: RGB.r = mid2; RGB.g = v; RGB.b = m; break;\n case 2: RGB.r = m; RGB.g = v; RGB.b = mid1; break;\n case 3: RGB.r = m; RGB.g = mid2; RGB.b = v; break;\n case 4: RGB.r = mid1; RGB.g = m; RGB.b = v; break;\n case 5: RGB.r = v; RGB.g = m; RGB.b = mid2; break;\n }\n }\n return RGB;\n}\n\nvoid main()\n{\n // lookup hsl color , mask\n vec4 fragColor = texture2D(texHSLColors, tcoordVC.st);\n\n // don't modify masked fragments (masked => lic.g==1)\n vec4 lic = texture2D(texLIC, tcoordVC.st);\n if (lic.g==0.0)\n {\n // normalize lightness channel\n fragColor.z = clamp((fragColor.z - uLMin)/uLMaxMinDiff, 0.0, 1.0);\n }\n\n // back into rgb space\n fragColor.rgb = HSLToRGB(fragColor.xyz);\n\n // add alpha\n vec4 geomColor = texture2D(texGeomColors, tcoordVC.st);\n fragColor.a = geomColor.a;\n\n gl_FragData[0] = fragColor;\n}\n"),t.shadersNeedBuilding=!1)},e.initializeResources=()=>{e.createFBO(),e.generateNoiseTexture(t.licInterface.getNoiseTextureSize()),e.allocateTextures(),e.buildAllShaders(),t.licQuad||(t.licQuad=function(e){const t=hd.newInstance();t.setOpenGLRenderWindow(e);const n=new Float32Array(12);for(let e=0;e<4;e++)n[3*e]=e%2*2-1,n[3*e+1]=e>1?1:-1,n[3*e+2]=0;const r=new Float32Array([0,0,1,0,0,1,1,1]),o=new Uint16Array(8);o[0]=3,o[1]=0,o[2]=1,o[3]=3,o[4]=3,o[5]=0,o[6]=3,o[7]=2;const a=Rs.newInstance({numberOfComponents:3,values:n});a.setName("points");const i=Rs.newInstance({numberOfComponents:1,values:o}),s=Rs.newInstance({numberOfComponents:2,values:r});return t.getCABO().createVBO(i,"polys",om.SURFACE,{points:a,cellOffset:0,tcoords:s}),t}(t._openGLRenderWindow)),t.licHelper||(t.licHelper=Jg.newInstance())},e.prepareForGeometry=()=>{const e=t.framebuffer;e.saveCurrentBindingsAndBuffers(),e.bind(),t.geometryImage.activate(),t.vectorImage.activate(),t.maskVectorImage.activate(),e.removeColorBuffer(0),e.removeColorBuffer(2),e.removeColorBuffer(3),e.setColorBuffer(t.geometryImage,0),e.setColorBuffer(t.vectorImage,2),e.setColorBuffer(t.maskVectorImage,3),e.setDepthBuffer(t.depthTexture);const n=t.context;n.drawBuffers([n.COLOR_ATTACHMENT0,n.NONE,n.COLOR_ATTACHMENT2,n.COLOR_ATTACHMENT3]),n.viewport(0,0,...t.size),n.scissor(0,0,...t.size),n.disable(n.BLEND),n.disable(n.DEPTH_TEST),n.disable(n.SCISSOR_TEST),n.clearColor(0,0,0,0),n.clear(n.DEPTH_BUFFER_BIT|n.COLOR_BUFFER_BIT)},e.copyToScreen=n=>{t.RGBColorImage.activate(),t.depthTexture.activate(),t.licCopyPass||e.initializeResources();const r=t.licCopyPass;t._openGLRenderWindow.getShaderCache().readyShaderProgram(r);const o=t.context;o.viewport(0,0,...n),o.scissor(0,0,...n),o.disable(o.BLEND),o.enable(o.DEPTH_TEST),o.disable(o.SCISSOR_TEST),r.setUniformi("texDepth",t.depthTexture.getTextureUnit()),r.setUniformi("texRGBColors",t.RGBColorImage.getTextureUnit()),e.renderQuad(n,r),t.RGBColorImage.deactivate(),t.depthTexture.deactivate()},e.combineColorsAndLIC=()=>{const n=t.context,r=t.framebuffer;r.saveCurrentBindingsAndBuffers(),r.bind(),r.create(...t.size),r.removeColorBuffer(0),r.removeColorBuffer(1),r.setColorBuffer(t.RGBColorImage,0),r.setColorBuffer(t.HSLColorImage,1),n.drawBuffers([n.COLOR_ATTACHMENT0,n.COLOR_ATTACHMENT1]),n.disable(n.DEPTH_TEST),n.clearColor(0,0,0,0),n.clear(n.COLOR_BUFFER_BIT),t.vectorImage.activate(),t.geometryImage.activate(),t.LICImage.activate(),t.licColorPass||e.initializeResources();const o=t.licColorPass;t._openGLRenderWindow.getShaderCache().readyShaderProgram(o),o.setUniformi("texVectors",t.vectorImage.getTextureUnit()),o.setUniformi("texGeomColors",t.geometryImage.getTextureUnit());const{colorMode:a,LICIntensity:i,mapModeBias:s,maskIntensity:l,maskColor:c,enhanceContrast:u,lowColorContrastEnhancementFactor:d,highColorContrastEnhancementFactor:p}=t.licInterface.get("colorMode","LICIntensity","mapModeBias","maskIntensity","maskColor","enhanceContrast","lowColorContrastEnhancementFactor","highColorContrastEnhancementFactor");if(o.setUniformi("texLIC",t.LICImage.getTextureUnit()),o.setUniformi("uScalarColorMode",a),o.setUniformf("uLICIntensity",i),o.setUniformf("uMapBias",s),o.setUniformf("uMaskIntensity",l),o.setUniform3f("uMaskColor",...c),e.renderQuad(t.size,o),t.vectorImage.deactivate(),t.geometryImage.deactivate(),t.LICImage.deactivate(),r.removeColorBuffer(0),r.removeColorBuffer(1),n.drawBuffers([n.NONE]),u===$g||u===qg){let o=0,a=1,i=a-o;o+=i*d,a-=i*p,i=a-o,r.setColorBuffer(t.RGBColorImage),n.drawBuffers([n.COLOR_ATTACHMENT0]),t.geometryImage.activate(),t.HSLColorImage.activate(),t.LICImage.activate(),t.enhanceContrastPass||e.initializeResources();const{enhanceContrastPass:s}=t;t._openGLRenderWindow.getShaderCache().readyShaderProgram(s),s.setUniformi("texGeomColors",t.geometryImage.getTextureUnit()),s.setUniformi("texHSLColors",t.HSLColorImage.getTextureUnit()),s.setUniformi("texLIC",t.LICImage.getTextureUnit()),s.setUniformf("uLMin",o),s.setUniformf("uLMaxMinDiff",i),e.renderQuad(t.size,s),t.geometryImage.deactivate(),t.HSLColorImage.deactivate(),t.LICImage.deactivate(),r.removeColorBuffer(0),n.drawBuffers([n.NONE])}r.restorePreviousBindingsAndBuffers()},e.applyLIC=()=>{const e=t.licInterface.get("stepSize","numberOfSteps","enhancedLIC","enhanceContrast","lowLICContrastEnhancementFactor","highLICContrastEnhancementFactor","antiAlias","normalizeVectors","maskThreshold","transformVectors"),n=t.licHelper.executeLIC(t.size,t.vectorImage,t.maskVectorImage,t.noiseTexture,t._openGLRenderWindow,e);if(!n)return console.error("Failed to compute image LIC"),void(t.LICImage=null);t.LICImage=n},e.setSize=n=>{Array.isArray(n)&&2===n.length&&(t.size&&t.size[0]===n[0]&&t.size[1]===n[1]||(t.size=n,e.releaseGraphicsResources()))},e.releaseGraphicsResources=()=>{t.geometryImage&&(t.geometryImage.releaseGraphicsResources(),t.geometryImage=null),t.vectorImage&&(t.vectorImage.releaseGraphicsResources(),t.vectorImage=null),t.maskVectorImage&&(t.maskVectorImage.releaseGraphicsResources(),t.maskVectorImage=null),t.LICImage&&(t.LICImage.releaseGraphicsResources(),t.LICImage=null),t.RGBColorImage&&(t.RGBColorImage.releaseGraphicsResources(),t.RGBColorImage=null),t.HSLColorImage&&(t.HSLColorImage.releaseGraphicsResources(),t.HSLColorImage=null),t.depthTexture&&(t.depthTexture.releaseGraphicsResources(),t.depthTexture=null),t.framebuffer&&(t.framebuffer.releaseGraphicsResources(),t.framebuffer=null)}}const im={context:null,shadersNeedBuilding:!0,reallocateTextures:!0,size:null,licInterface:null};function sm(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,im,n),rm.extend(e,t,n),Ht.obj(e,t),Ht.setGet(e,t,["context","_openGLRenderWindow","reallocateTextures","licInterface","size"]),Ht.moveToProtected(e,t,["openGLRenderWindow"]),am(e,t)}var lm={newInstance:Ht.newInstance(sm,"vtkSurfaceLICInterface"),extend:sm};const{vtkErrorMacro:cm}=jt;function um(e,t){t.classHierarchy.push("vtkOpenGLSurfaceLICMapper");const n={...e};e.getNeedToRebuildShaders=(e,r,o)=>t.rebuildLICShaders||n.getNeedToRebuildShaders(e,r,o),e.replaceShaderValues=(e,r,o)=>{const a=t.lastBoundBO.getReferenceByName("lastLightComplexity");let i=e.Vertex,s=e.Fragment;const l=t.renderable.getInputArrayToProcess(0);if(l&&t.canDrawLIC){s=sd.substitute(s,"//VTK::Output::Dec",["//VTK::Output::Dec","layout(location = 2) out vec4 vectorTexture;","layout(location = 3) out vec4 maskVectorTexture;"]).result;const n=`${l.getName()}MC`;0===a&&t.lastBoundBO.set({lastLightComplexity:1},!0),i=sd.substitute(i,"//VTK::TCoord::Dec",[`attribute vec3 ${n};`,"out vec3 licOutput;","//VTK::TCoord::Dec"]).result,i=sd.substitute(i,"//VTK::TCoord::Impl",[`licOutput = ${n};`,"//VTK::TCoord::Impl"]).result,s=sd.substitute(s,"//VTK::TCoord::Dec",["uniform int uMaskOnSurface;","uniform mat3 normalMatrix;","in vec3 licOutput;","//VTK::TCoord::Dec"]).result,s=sd.substitute(s,"//VTK::TCoord::Impl",["// projected vectors"," vec3 tcoordLIC = normalMatrix * licOutput;"," vec3 normN = normalize(normalVCVSOutput);"," float k = dot(tcoordLIC, normN);"," vec3 projected = (tcoordLIC - k*normN);"," vectorTexture = vec4(projected.x, projected.y, 0.0 , 1.0);","// vectors for fragment masking"," if (uMaskOnSurface == 0)"," {"," maskVectorTexture = vec4(licOutput, 1.0);"," }"," else"," {"," maskVectorTexture = vec4(projected.x, projected.y, 0.0 , 1.0);"," }","//VTK::TCoord::Impl"],!1).result,e.Vertex=i}t.rebuildLICShaders=!1,e.Fragment=s,n.replaceShaderValues(e,r,o),a>0&&t.lastBoundBO.set({lastLightComplexity:a},!0)},e.setMapperShaderParameters=(e,r,o)=>{n.setMapperShaderParameters(e,r,o),t.canDrawLIC&&e.getProgram().setUniformi("uMaskOnSurface",t.maskOnSurface)},e.getNeedToRebuildBufferObjects=(e,r)=>t.rebuildLICBuffers||n.getNeedToRebuildBufferObjects(e,r),e.buildBufferObjects=(e,r)=>{if(t.canDrawLIC){const e=t.renderable.getInputArrayToProcess(0);e&&e.getNumberOfComponents()>1&&t.renderable.setCustomShaderAttributes([e.getName()])}t.rebuildLICBuffers=!1,n.buildBufferObjects(e,r)},e.pushState=e=>{t.stateCache={[e.BLEND]:e.isEnabled(e.BLEND),[e.DEPTH_TEST]:e.isEnabled(e.DEPTH_TEST),[e.SCISSOR_TEST]:e.isEnabled(e.SCISSOR_TEST),[e.CULL_FACE]:e.isEnabled(e.CULL_FACE)}},e.popState=e=>{const n=n=>t.stateCache[n]?e.enable(n):e.disable(n);n(e.BLEND),n(e.DEPTH_TEST),n(e.SCISSOR_TEST),n(e.CULL_FACE)},e.renderPiece=(r,o)=>{let a=!0;t._openGLRenderWindow.getWebgl2()||(cm("SurfaceLICMapper Requires WebGL 2"),a=!1),t.context.getExtension("EXT_color_buffer_float")&&t.context.getExtension("OES_texture_float_linear")||(cm("SurfaceLICMapper requires the EXT_color_buffer_float and OES_texture_float_linear WebGL2 extensions."),a=!1),t.currentInput=t.renderable.getInputData(),t.currentInput||(cm("No input"),a=!1);let i=t.renderable.getLicInterface();i||(i=rm.newInstance(),t.renderable.setLicInterface(i)),t.openGLLicInterface||(t.openGLLicInterface=lm.newInstance()),i!==t.openGLLicInterface.getLicInterface()&&t.openGLLicInterface.setLicInterface(i);const s=t.renderable.getInputArrayToProcess(0);if(i.getEnableLIC()&&(!s||s.getNumberOfComponents()<2)&&(cm("No vector input array"),a=!1),i.getEnableLIC()||(a=!1),t.canDrawLIC!==a&&(t.rebuildLICShaders=!0,t.rebuildLICBuffers=!0),t.canDrawLIC=a,!a||!i.getEnableLIC())return void n.renderPiece(r,o);const l=t.context,c=o.getProperty().getBackfaceCulling(),u=o.getProperty().getFrontfaceCulling();c||u?u?(t._openGLRenderWindow.enableCullFace(),l.cullFace(l.FRONT)):(t._openGLRenderWindow.enableCullFace(),l.cullFace(l.BACK)):t._openGLRenderWindow.disableCullFace();const d=t._openGLRenderWindow.getSize(),p=d.map((e=>Math.round(e*i.getViewPortScale())));t.openGLLicInterface.setSize(p),t.openGLLicInterface.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLLicInterface.setContext(t.context),e.pushState(t.context),t.openGLLicInterface.initializeResources(),t.openGLLicInterface.prepareForGeometry(),e.popState(t.context),n.renderPieceStart(r,o),n.renderPieceDraw(r,o),n.renderPieceFinish(r,o),e.pushState(t.context),t.VBOBuildTime.modified(),t.openGLLicInterface.completedGeometry(),t.context.disable(t.context.CULL_FACE),t.openGLLicInterface.applyLIC(),t.openGLLicInterface.combineColorsAndLIC(),t.openGLLicInterface.copyToScreen(d),e.popState(t.context)}}const dm={canDrawLIC:!1,rebuildLICShaders:!1,rebuildLICBuffers:!1,openGLLicInterface:null};const pm=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,dm,n),ep.extend(e,t,n),um(e,t),St(e,t,["openGLLicInterface"])}),"vtkOpenGLSurfaceLICMapper");nn("vtkSurfaceLICMapper",pm);const{vtkErrorMacro:fm}=jt;function gm(e,t){t.classHierarchy.push("vtkOpenGLSphereMapper");const n={...e};e.getShaderTemplate=(e,t,n)=>{e.Vertex="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkSphereMapperVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n// this shader implements imposters in OpenGL for Spheres\n\nattribute vec4 vertexMC;\nattribute vec2 offsetMC;\n\n// optional normal declaration\n//VTK::Normal::Dec\n\n//VTK::Picking::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\nuniform mat3 normalMatrix; // transform model coordinate directions to view coordinates\n\n// material property values\n//VTK::Color::Dec\n\n// clipping plane vars\n//VTK::Clip::Dec\n\n// camera and actor matrix values\n//VTK::Camera::Dec\n\nvarying vec4 vertexVCVSOutput;\nvarying float radiusVCVSOutput;\nvarying vec3 centerVCVSOutput;\n\nuniform int cameraParallel;\nuniform float scaleFactor;\n\nvoid main()\n{\n //VTK::Picking::Impl\n\n //VTK::Color::Impl\n\n //VTK::Normal::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Clip::Impl\n\n // compute the projected vertex position\n vec2 scaledOffsetMC = scaleFactor * offsetMC;\n vertexVCVSOutput = MCVCMatrix * vertexMC;\n centerVCVSOutput = vertexVCVSOutput.xyz;\n radiusVCVSOutput = length(scaledOffsetMC)*0.5;\n\n // make the triangle face the camera\n if (cameraParallel == 0)\n {\n vec3 dir = normalize(-vertexVCVSOutput.xyz);\n vec3 base2 = normalize(cross(dir,vec3(1.0,0.0,0.0)));\n vec3 base1 = cross(base2,dir);\n vertexVCVSOutput.xyz = vertexVCVSOutput.xyz + scaledOffsetMC.x*base1 + scaledOffsetMC.y*base2;\n }\n else\n {\n // add in the offset\n vertexVCVSOutput.xy = vertexVCVSOutput.xy + scaledOffsetMC;\n }\n\n gl_Position = VCPCMatrix * vertexVCVSOutput;\n}\n",e.Fragment=Nd,e.Geometry=""},e.replaceShaderValues=(e,r,o)=>{let a=e.Vertex,i=e.Fragment;a=sd.substitute(a,"//VTK::Camera::Dec",["uniform mat4 VCPCMatrix;\n","uniform mat4 MCVCMatrix;"]).result,i=sd.substitute(i,"//VTK::PositionVC::Dec",["varying vec4 vertexVCVSOutput;"]).result,i=sd.substitute(i,"//VTK::PositionVC::Impl",["vec4 vertexVC = vertexVCVSOutput;\n"]).result,i=sd.substitute(i,"//VTK::Normal::Dec",["uniform float invertedDepth;\n","uniform int cameraParallel;\n","varying float radiusVCVSOutput;\n","varying vec3 centerVCVSOutput;\n","uniform mat4 VCPCMatrix;\n"]).result;let s="";t.context.getExtension("EXT_frag_depth")&&(s="gl_FragDepthEXT = (pos.z / pos.w + 1.0) / 2.0;\n"),t._openGLRenderWindow.getWebgl2()&&(s="gl_FragDepth = (pos.z / pos.w + 1.0) / 2.0;\n"),i=sd.substitute(i,"//VTK::Depth::Impl",[" vec3 EyePos;\n"," vec3 EyeDir;\n"," if (cameraParallel != 0) {\n"," EyePos = vec3(vertexVC.x, vertexVC.y, vertexVC.z + 3.0*radiusVCVSOutput);\n"," EyeDir = vec3(0.0,0.0,-1.0); }\n"," else {\n"," EyeDir = vertexVC.xyz;\n"," EyePos = vec3(0.0,0.0,0.0);\n"," float lengthED = length(EyeDir);\n"," EyeDir = normalize(EyeDir);\n"," if (lengthED > radiusVCVSOutput*3.0) {\n"," EyePos = vertexVC.xyz - EyeDir*3.0*radiusVCVSOutput; }\n"," }\n"," EyePos = EyePos - centerVCVSOutput;\n"," EyePos = EyePos/radiusVCVSOutput;\n"," float b = 2.0*dot(EyePos,EyeDir);\n"," float c = dot(EyePos,EyePos) - 1.0;\n"," float d = b*b - 4.0*c;\n"," vec3 normalVCVSOutput = vec3(0.0,0.0,1.0);\n"," if (d < 0.0) { discard; }\n"," else {\n"," float t = (-b - invertedDepth*sqrt(d))*0.5;\n"," normalVCVSOutput = invertedDepth*normalize(EyePos + t*EyeDir);\n"," vertexVC.xyz = normalVCVSOutput*radiusVCVSOutput + centerVCVSOutput;\n"," }\n"," vec4 pos = VCPCMatrix * vertexVC;\n",s]).result,i=sd.substitute(i,"//VTK::Normal::Impl","").result,t.haveSeenDepthRequest&&(i=sd.substitute(i,"//VTK::ZBuffer::Impl",["if (depthRequest == 1) {","float computedZ = (pos.z / pos.w + 1.0) / 2.0;","float iz = floor(computedZ * 65535.0 + 0.1);","float rf = floor(iz/256.0)/255.0;","float gf = mod(iz,256.0)/255.0;","gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result),e.Vertex=a,e.Fragment=i,n.replaceShaderValues(e,r,o)},e.setMapperShaderParameters=(e,r,o)=>{if(e.getCABO().getElementCount()&&(t.VBOBuildTime>e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()>e.getAttributeUpdateTime().getMTime())&&e.getProgram().isAttributeUsed("offsetMC")&&(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),"offsetMC",12,e.getCABO().getStride(),t.context.FLOAT,2,!1)||fm("Error setting 'offsetMC' in shader VAO.")),e.getProgram().isUniformUsed("invertedDepth")&&e.getProgram().setUniformf("invertedDepth",t.invert?-1:1),e.getProgram().isUniformUsed("scaleFactor")){const n=t.currentInput.getPointData();null!=t.renderable.getScaleArray()&&n.hasArray(t.renderable.getScaleArray())?e.getProgram().setUniformf("scaleFactor",t.renderable.getScaleFactor()):e.getProgram().setUniformf("scaleFactor",1)}n.setMapperShaderParameters(e,r,o)},e.setCameraShaderParameters=(e,n,r)=>{const o=e.getProgram(),a=n.getActiveCamera(),i=t.openGLCamera.getKeyMatrices(n);if(o.isUniformUsed("VCPCMatrix")&&o.setUniformMatrix("VCPCMatrix",i.vcpc),o.isUniformUsed("MCVCMatrix"))if(r.getIsIdentity())o.setUniformMatrix("MCVCMatrix",i.wcvc);else{const e=t.openGLActor.getKeyMatrices(),n=new Float64Array(16);T(n,i.wcvc,e.mcwc),o.setUniformMatrix("MCVCMatrix",n)}o.isUniformUsed("cameraParallel")&&e.getProgram().setUniformi("cameraParallel",a.getParallelProjection())},e.getOpenGLMode=(e,n)=>t.context.TRIANGLES,e.buildBufferObjects=(e,n)=>{const r=t.currentInput;if(null===r)return;t.renderable.mapScalars(r,1);const o=t.renderable.getColorMapColors(),a=t.primitives[t.primTypes.Tris].getCABO(),i=r.getPointData(),s=r.getPoints(),l=s.getNumberOfPoints(),c=s.getData();let u=null;null!=t.renderable.getScaleArray()&&i.hasArray(t.renderable.getScaleArray())&&(u=i.getArray(t.renderable.getScaleArray()).getData());let d=null,p=0,f=null;o?(p=o.getNumberOfComponents(),a.setColorOffset(0),a.setColorBOStride(4),d=o.getData(),f=new Uint8Array(3*l*4),a.getColorBO()||a.setColorBO(Ku.newInstance()),a.getColorBO().setOpenGLRenderWindow(t._openGLRenderWindow)):a.getColorBO()&&a.setColorBO(null),a.setColorComponents(p);const g=new Float32Array(5*l*3);a.setStride(20);const m=Math.cos(wo(30));let h=0,v=0,y=0,T=0;for(let e=0;e<l;++e){let n=t.renderable.getRadius();u&&(n=u[e]),h=3*e,g[y++]=c[h++],g[y++]=c[h++],g[y++]=c[h++],g[y++]=-2*n*m,g[y++]=-n,d&&(v=e*p,f[T++]=d[v],f[T++]=d[v+1],f[T++]=d[v+2],f[T++]=d[v+3]),h=3*e,g[y++]=c[h++],g[y++]=c[h++],g[y++]=c[h++],g[y++]=2*n*m,g[y++]=-n,d&&(f[T++]=d[v],f[T++]=d[v+1],f[T++]=d[v+2],f[T++]=d[v+3]),h=3*e,g[y++]=c[h++],g[y++]=c[h++],g[y++]=c[h++],g[y++]=0,g[y++]=2*n,d&&(f[T++]=d[v],f[T++]=d[v+1],f[T++]=d[v+2],f[T++]=d[v+3])}a.setElementCount(y/5),a.upload(g,Gu.ARRAY_BUFFER),o&&a.getColorBO().upload(f,Gu.ARRAY_BUFFER),t.VBOBuildTime.modified()}}const mm={};const hm=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,mm,n),ep.extend(e,t,n),gm(e,t)}),"vtkOpenGLSphereMapper");nn("vtkSphereMapper",hm);const{vtkErrorMacro:vm}=jt;function ym(e,t){t.classHierarchy.push("vtkOpenGLStickMapper");const n={...e};e.getShaderTemplate=(e,t,n)=>{e.Vertex="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkStickMapperVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n// this shader implements imposters in OpenGL for Sticks\n\nattribute vec4 vertexMC;\nattribute vec3 orientMC;\nattribute vec4 offsetMC;\nattribute float radiusMC;\n\n// optional normal declaration\n//VTK::Normal::Dec\n\n//VTK::Picking::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\nuniform mat3 normalMatrix; // transform model coordinate directions to view coordinates\n\n// material property values\n//VTK::Color::Dec\n\n// clipping plane vars\n//VTK::Clip::Dec\n\n// camera and actor matrix values\n//VTK::Camera::Dec\n\nvarying vec4 vertexVCVSOutput;\nvarying float radiusVCVSOutput;\nvarying float lengthVCVSOutput;\nvarying vec3 centerVCVSOutput;\nvarying vec3 orientVCVSOutput;\n\nuniform int cameraParallel;\n\nvoid main()\n{\n //VTK::Picking::Impl\n\n //VTK::Color::Impl\n\n //VTK::Normal::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Clip::Impl\n\n vertexVCVSOutput = MCVCMatrix * vertexMC;\n centerVCVSOutput = vertexVCVSOutput.xyz;\n radiusVCVSOutput = radiusMC;\n lengthVCVSOutput = length(orientMC);\n orientVCVSOutput = normalMatrix * normalize(orientMC);\n\n // make sure it is pointing out of the screen\n if (orientVCVSOutput.z < 0.0)\n {\n orientVCVSOutput = -orientVCVSOutput;\n }\n\n // make the basis\n vec3 xbase;\n vec3 ybase;\n vec3 dir = vec3(0.0,0.0,1.0);\n if (cameraParallel == 0)\n {\n dir = normalize(-vertexVCVSOutput.xyz);\n }\n if (abs(dot(dir,orientVCVSOutput)) == 1.0)\n {\n xbase = normalize(cross(vec3(0.0,1.0,0.0),orientVCVSOutput));\n ybase = cross(xbase,orientVCVSOutput);\n }\n else\n {\n xbase = normalize(cross(orientVCVSOutput,dir));\n ybase = cross(orientVCVSOutput,xbase);\n }\n\n vec3 offsets = offsetMC.xyz*2.0-1.0;\n vertexVCVSOutput.xyz = vertexVCVSOutput.xyz +\n radiusVCVSOutput*offsets.x*xbase +\n radiusVCVSOutput*offsets.y*ybase +\n 0.5*lengthVCVSOutput*offsets.z*orientVCVSOutput;\n\n gl_Position = VCPCMatrix * vertexVCVSOutput;\n}\n",e.Fragment=Nd,e.Geometry=""},e.replaceShaderValues=(e,r,o)=>{let a=e.Vertex,i=e.Fragment;a=sd.substitute(a,"//VTK::Camera::Dec",["uniform mat4 VCPCMatrix;\n","uniform mat4 MCVCMatrix;"]).result,i=sd.substitute(i,"//VTK::PositionVC::Dec","varying vec4 vertexVCVSOutput;").result,i=sd.substitute(i,"//VTK::PositionVC::Impl"," vec4 vertexVC = vertexVCVSOutput;\n").result,i=sd.substitute(i,"//VTK::Normal::Dec",["uniform int cameraParallel;\n","varying float radiusVCVSOutput;\n","varying vec3 orientVCVSOutput;\n","varying float lengthVCVSOutput;\n","varying vec3 centerVCVSOutput;\n","uniform mat4 VCPCMatrix;\n"]).result;let s="";t.context.getExtension("EXT_frag_depth")&&(s=" gl_FragDepthEXT = (pos.z / pos.w + 1.0) / 2.0;\n"),t._openGLRenderWindow.getWebgl2()&&(s="gl_FragDepth = (pos.z / pos.w + 1.0) / 2.0;\n"),i=sd.substitute(i,"//VTK::Depth::Impl",[" vec3 EyePos;\n"," vec3 EyeDir;\n"," if (cameraParallel != 0) {\n"," EyePos = vec3(vertexVC.x, vertexVC.y, vertexVC.z + 3.0*radiusVCVSOutput);\n"," EyeDir = vec3(0.0,0.0,-1.0); }\n"," else {\n"," EyeDir = vertexVC.xyz;\n"," EyePos = vec3(0.0,0.0,0.0);\n"," float lengthED = length(EyeDir);\n"," EyeDir = normalize(EyeDir);\n"," if (lengthED > radiusVCVSOutput*3.0) {\n"," EyePos = vertexVC.xyz - EyeDir*3.0*radiusVCVSOutput; }\n"," }\n"," EyePos = EyePos - centerVCVSOutput;\n"," vec3 base1;\n"," if (abs(orientVCVSOutput.z) < 0.99) {\n"," base1 = normalize(cross(orientVCVSOutput,vec3(0.0,0.0,1.0))); }\n"," else {\n"," base1 = normalize(cross(orientVCVSOutput,vec3(0.0,1.0,0.0))); }\n"," vec3 base2 = cross(orientVCVSOutput,base1);\n"," EyePos = vec3(dot(EyePos,base1),dot(EyePos,base2),dot(EyePos,orientVCVSOutput));\n"," EyeDir = vec3(dot(EyeDir,base1),dot(EyeDir,base2),dot(EyeDir,orientVCVSOutput));\n"," EyePos = EyePos/radiusVCVSOutput;\n"," float a = EyeDir.x*EyeDir.x + EyeDir.y*EyeDir.y;\n"," float b = 2.0*(EyePos.x*EyeDir.x + EyePos.y*EyeDir.y);\n"," float c = EyePos.x*EyePos.x + EyePos.y*EyePos.y - 1.0;\n"," float d = b*b - 4.0*a*c;\n"," vec3 normalVCVSOutput = vec3(0.0,0.0,1.0);\n"," if (d < 0.0) { discard; }\n"," else {\n"," float t = (-b - sqrt(d))/(2.0*a);\n"," float tz = EyePos.z + t*EyeDir.z;\n"," vec3 iPoint = EyePos + t*EyeDir;\n"," if (abs(iPoint.z)*radiusVCVSOutput > lengthVCVSOutput*0.5) {\n"," float t2 = (-b + sqrt(d))/(2.0*a);\n"," float tz2 = EyePos.z + t2*EyeDir.z;\n"," if (tz2*radiusVCVSOutput > lengthVCVSOutput*0.5 || tz*radiusVCVSOutput < -0.5*lengthVCVSOutput) { discard; }\n"," else {\n"," normalVCVSOutput = orientVCVSOutput;\n"," float t3 = (lengthVCVSOutput*0.5/radiusVCVSOutput - EyePos.z)/EyeDir.z;\n"," iPoint = EyePos + t3*EyeDir;\n"," vertexVC.xyz = radiusVCVSOutput*(iPoint.x*base1 + iPoint.y*base2 + iPoint.z*orientVCVSOutput) + centerVCVSOutput;\n"," }\n"," }\n"," else {\n"," normalVCVSOutput = iPoint.x*base1 + iPoint.y*base2;\n"," vertexVC.xyz = radiusVCVSOutput*(normalVCVSOutput + iPoint.z*orientVCVSOutput) + centerVCVSOutput;\n"," }\n"," }\n"," vec4 pos = VCPCMatrix * vertexVC;\n",s]).result,i=sd.substitute(i,"//VTK::Normal::Impl","").result,t.haveSeenDepthRequest&&(i=sd.substitute(i,"//VTK::ZBuffer::Impl",["if (depthRequest == 1) {","float computedZ = (pos.z / pos.w + 1.0) / 2.0;","float iz = floor(computedZ * 65535.0 + 0.1);","float rf = floor(iz/256.0)/255.0;","float gf = mod(iz,256.0)/255.0;","gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result),e.Vertex=a,e.Fragment=i,n.replaceShaderValues(e,r,o)},e.setMapperShaderParameters=(e,r,o)=>{e.getCABO().getElementCount()&&(t.VBOBuildTime>e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()>e.getAttributeUpdateTime().getMTime())&&(e.getProgram().isAttributeUsed("orientMC")&&(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),"orientMC",12,e.getCABO().getStride(),t.context.FLOAT,3,!1)||vm("Error setting 'orientMC' in shader VAO.")),e.getProgram().isAttributeUsed("offsetMC")&&(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO().getColorBO(),"offsetMC",0,e.getCABO().getColorBOStride(),t.context.UNSIGNED_BYTE,3,!0)||vm("Error setting 'offsetMC' in shader VAO.")),e.getProgram().isAttributeUsed("radiusMC")&&(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),"radiusMC",24,e.getCABO().getStride(),t.context.FLOAT,1,!1)||vm("Error setting 'radiusMC' in shader VAO."))),n.setMapperShaderParameters(e,r,o)},e.setCameraShaderParameters=(e,n,r)=>{const o=e.getProgram(),a=n.getActiveCamera(),i=t.openGLCamera.getKeyMatrices(n);if(o.isUniformUsed("VCPCMatrix")&&o.setUniformMatrix("VCPCMatrix",i.vcpc),r.getIsIdentity())o.isUniformUsed("MCVCMatrix")&&o.setUniformMatrix("MCVCMatrix",i.wcvc),o.isUniformUsed("normalMatrix")&&o.setUniformMatrix3x3("normalMatrix",i.normalMatrix);else{const e=t.openGLActor.getKeyMatrices();if(o.isUniformUsed("MCVCMatrix")){const t=new Float64Array(16);T(t,i.wcvc,e.mcwc),o.setUniformMatrix("MCVCMatrix",t)}if(o.isUniformUsed("normalMatrix")){const t=new Float64Array(9);ve(t,i.normalMatrix,e.normalMatrix),o.setUniformMatrix3x3("normalMatrix",t)}}o.isUniformUsed("cameraParallel")&&e.getProgram().setUniformi("cameraParallel",a.getParallelProjection())},e.getOpenGLMode=(e,n)=>t.context.TRIANGLES,e.buildBufferObjects=(e,n)=>{const r=t.currentInput;if(null===r)return;t.renderable.mapScalars(r,1);const o=t.renderable.getColorMapColors(),a=t.primitives[t.primTypes.Tris].getCABO(),i=r.getPointData(),s=r.getPoints(),l=s.getNumberOfPoints(),c=s.getData();let u=3;u+=4;let d=null,p=0;a.setColorBOStride(4),a.getColorBO()||a.setColorBO(Ku.newInstance()),a.getColorBO().setOpenGLRenderWindow(t._openGLRenderWindow),o&&(p=o.getNumberOfComponents(),a.setColorOffset(4),d=o.getData(),a.setColorBOStride(8)),a.setColorComponents(p),a.setStride(28);const f=new Float32Array(7*l*12),g=new Uint8Array(12*l*(d?8:4));let m=null,h=null;null!=t.renderable.getScaleArray()&&i.hasArray(t.renderable.getScaleArray())&&(m=i.getArray(t.renderable.getScaleArray()).getData()),null!=t.renderable.getOrientationArray()&&i.hasArray(t.renderable.getOrientationArray())?h=i.getArray(t.renderable.getOrientationArray()).getData():vm(["Error setting orientationArray.\n","You have to specify the stick orientation"]);const v=[0,1,3,0,3,2,2,3,5,2,5,4];let y=0,T=0,b=0,x=0;for(let e=0;e<l;++e){let n=t.renderable.getLength(),r=t.renderable.getRadius();m&&(n=m[2*e],r=m[2*e+1]);for(let t=0;t<v.length;++t)y=3*e,f[b++]=c[y++],f[b++]=c[y++],f[b++]=c[y++],y=3*e,f[b++]=h[y++]*n,f[b++]=h[y++]*n,f[b++]=h[y++]*n,f[b++]=r,g[x++]=v[t]%2*255,g[x++]=v[t]>=4?255:0,g[x++]=v[t]>=2?255:0,g[x++]=255,T=e*p,d&&(g[x++]=d[T],g[x++]=d[T+1],g[x++]=d[T+2],g[x++]=d[T+3])}a.setElementCount(b/7),a.upload(f,Gu.ARRAY_BUFFER),a.getColorBO().upload(g,Gu.ARRAY_BUFFER),t.VBOBuildTime.modified()}}const Tm={};const bm=Dt((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Tm,n),ep.extend(e,t,n),ym(e,t)}),"vtkOpenGLStickMapper");nn("vtkStickMapper",bm);const xm=[];xm["-".charCodeAt(0)]=62,xm["_".charCodeAt(0)]=63;const Cm="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";for(let e=0;e<Cm.length;e++)xm[Cm.charCodeAt(e)]=e;function Sm(e){return void 0!==xm[e.charCodeAt(0)]}function Am(e,t,n,r){const{start:o,count:a}=t,i=a%4,s=Math.floor(a/4);let l=o,c=null,u=n;for(let t=0;t<s;t++){for(;!Sm(e[l]);)l++;for(c=xm[e.charCodeAt(l++)]<<18;!Sm(e[l]);)l++;for(c|=xm[e.charCodeAt(l++)]<<12;!Sm(e[l]);)l++;for(c|=xm[e.charCodeAt(l++)]<<6;!Sm(e[l]);)l++;c|=xm[e.charCodeAt(l++)],r[u++]=c>>16&255,r[u++]=c>>8&255,r[u++]=255&c}switch(i){case 3:for(;!Sm(e[l]);)l++;for(c=xm[e.charCodeAt(l++)]<<10;!Sm(e[l]);)l++;for(c|=xm[e.charCodeAt(l++)]<<4;!Sm(e[l]);)l++;c|=xm[e.charCodeAt(l++)]>>2,r[u++]=c>>8&255,r[u++]=255&c;break;case 2:for(;!Sm(e[l]);)l++;for(c=xm[e.charCodeAt(l++)]<<2;!Sm(e[l]);)l++;c|=xm[e.charCodeAt(l++)]>>4,r[u++]=255&c;break;case 1:throw new Error("BASE64: remain 1 should not happen")}return u}function Im(e,t,n){const r=(e<<16)+(t<<8)+n;return Cm[r>>18]+Cm[r>>12&63]+Cm[r>>6&63]+Cm[63&r]}function Pm(e){const t=new Uint8Array(e),n=e.byteLength%3,r=e.byteLength-n,o=Array(r/3);for(let e=0;e<o.length;e++){const n=3*e;o[e]=Im(t[n],t[n+1],t[n+2])}if(n>0){const e=Im(t[r],t[r+1]||0,t[r+2]||0);1===n?o.push(`${e.substr(0,2)}==`):2===n&&o.push(`${e.substr(0,3)}=`)}return o.join("")}var wm=function(e){const t=function(e){const t=e.length,n=[];let r=null;for(let o=0;o<t;o++)Sm(e[o])?(r||(r={start:o,count:0}),r.count++,r.end=o):"="===e[o]&&r&&(n.push(r),r=null);return r&&n.push(r),n}(e),n=t[t.length-1].end+1,r=(4-n%4)%4,o=new ArrayBuffer(3*(n+r)/4-r),a=new Uint8Array(o);let i=0;for(let n=0;n<t.length;n++)i+=Am(e,t[n],i,a),i+=(4-t[n].count%4)%4;return o};const Om={};function Mm(e,t){Om[e]=t}var Rm=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"http",t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return Om[e](t)},Dm=Uint8Array,Em=Uint16Array,Vm=Uint32Array,Lm=new Dm([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0,0,0,0]),Bm=new Dm([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13,0,0]),Nm=new Dm([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),_m=function(e,t){for(var n=new Em(31),r=0;r<31;++r)n[r]=t+=1<<e[r-1];var o=new Vm(n[30]);for(r=1;r<30;++r)for(var a=n[r];a<n[r+1];++a)o[a]=a-n[r]<<5|r;return[n,o]},Fm=_m(Lm,2),km=Fm[0],Gm=Fm[1];km[28]=258,Gm[258]=28;for(var Um=_m(Bm,0),zm=Um[0],Wm=(Um[1],new Em(32768)),Hm=0;Hm<32768;++Hm){var jm=(43690&Hm)>>>1|(21845&Hm)<<1;jm=(61680&(jm=(52428&jm)>>>2|(13107&jm)<<2))>>>4|(3855&jm)<<4,Wm[Hm]=((65280&jm)>>>8|(255&jm)<<8)>>>1}var Km=function(e,t,n){for(var r=e.length,o=0,a=new Em(t);o<r;++o)e[o]&&++a[e[o]-1];var i,s=new Em(t);for(o=0;o<t;++o)s[o]=s[o-1]+a[o-1]<<1;if(n){i=new Em(1<<t);var l=15-t;for(o=0;o<r;++o)if(e[o])for(var c=o<<4|e[o],u=t-e[o],d=s[e[o]-1]++<<u,p=d|(1<<u)-1;d<=p;++d)i[Wm[d]>>>l]=c}else for(i=new Em(r),o=0;o<r;++o)e[o]&&(i[o]=Wm[s[e[o]-1]++]>>>15-e[o]);return i},$m=new Dm(288);for(Hm=0;Hm<144;++Hm)$m[Hm]=8;for(Hm=144;Hm<256;++Hm)$m[Hm]=9;for(Hm=256;Hm<280;++Hm)$m[Hm]=7;for(Hm=280;Hm<288;++Hm)$m[Hm]=8;var qm=new Dm(32);for(Hm=0;Hm<32;++Hm)qm[Hm]=5;var Xm=Km($m,9,1),Ym=Km(qm,5,1),Zm=function(e){for(var t=e[0],n=1;n<e.length;++n)e[n]>t&&(t=e[n]);return t},Qm=function(e,t,n){var r=t/8|0;return(e[r]|e[r+1]<<8)>>(7&t)&n},Jm=function(e,t){var n=t/8|0;return(e[n]|e[n+1]<<8|e[n+2]<<16)>>(7&t)},eh=function(e,t,n){(null==t||t<0)&&(t=0),(null==n||n>e.length)&&(n=e.length);var r=new(2==e.BYTES_PER_ELEMENT?Em:4==e.BYTES_PER_ELEMENT?Vm:Dm)(n-t);return r.set(e.subarray(t,n)),r},th=["unexpected EOF","invalid block type","invalid length/literal","invalid distance","stream finished","no stream handler",,"no callback","invalid UTF-8 data","extra field too long","date not in range 1980-2099","filename too long","stream finishing","invalid zip data"],nh=function(e,t,n){var r=new Error(t||th[e]);if(r.code=e,Error.captureStackTrace&&Error.captureStackTrace(r,nh),!n)throw r;return r},rh=function(e,t,n){var r=e.length;if(!r||n&&n.f&&!n.l)return t||new Dm(0);var o=!t||n,a=!n||n.i;n||(n={}),t||(t=new Dm(3*r));var i,s=function(e){var n=t.length;if(e>n){var r=new Dm(Math.max(2*n,e));r.set(t),t=r}},l=n.f||0,c=n.p||0,u=n.b||0,d=n.l,p=n.d,f=n.m,g=n.n,m=8*r;do{if(!d){l=Qm(e,c,1);var h=Qm(e,c+1,3);if(c+=3,!h){var v=e[(i=c,(O=4+((i+7)/8|0))-4)]|e[O-3]<<8,y=O+v;if(y>r){a&&nh(0);break}o&&s(u+v),t.set(e.subarray(O,y),u),n.b=u+=v,n.p=c=8*y,n.f=l;continue}if(1==h)d=Xm,p=Ym,f=9,g=5;else if(2==h){var T=Qm(e,c,31)+257,b=Qm(e,c+10,15)+4,x=T+Qm(e,c+5,31)+1;c+=14;for(var C=new Dm(x),S=new Dm(19),A=0;A<b;++A)S[Nm[A]]=Qm(e,c+3*A,7);c+=3*b;var I=Zm(S),P=(1<<I)-1,w=Km(S,I,1);for(A=0;A<x;){var O,M=w[Qm(e,c,P)];if(c+=15&M,(O=M>>>4)<16)C[A++]=O;else{var R=0,D=0;for(16==O?(D=3+Qm(e,c,3),c+=2,R=C[A-1]):17==O?(D=3+Qm(e,c,7),c+=3):18==O&&(D=11+Qm(e,c,127),c+=7);D--;)C[A++]=R}}var E=C.subarray(0,T),V=C.subarray(T);f=Zm(E),g=Zm(V),d=Km(E,f,1),p=Km(V,g,1)}else nh(1);if(c>m){a&&nh(0);break}}o&&s(u+131072);for(var L=(1<<f)-1,B=(1<<g)-1,N=c;;N=c){var _=(R=d[Jm(e,c)&L])>>>4;if((c+=15&R)>m){a&&nh(0);break}if(R||nh(2),_<256)t[u++]=_;else{if(256==_){N=c,d=null;break}var F=_-254;if(_>264){var k=Lm[A=_-257];F=Qm(e,c,(1<<k)-1)+km[A],c+=k}var G=p[Jm(e,c)&B],U=G>>>4;if(G||nh(3),c+=15&G,V=zm[U],U>3&&(k=Bm[U],V+=Jm(e,c)&(1<<k)-1,c+=k),c>m){a&&nh(0);break}o&&s(u+131072);for(var z=u+F;u<z;u+=4)t[u]=t[u-V],t[u+1]=t[u+1-V],t[u+2]=t[u+2-V],t[u+3]=t[u+3-V];u=z}}n.l=d,n.p=N,n.b=u,n.f=l,d&&(l=1,n.m=f,n.d=p,n.n=g)}while(!l);return u==t.length?t:eh(t,0,u)},oh=new Dm(0),ah=function(e,t){return e[t]|e[t+1]<<8},ih=function(e,t){return(e[t]|e[t+1]<<8|e[t+2]<<16|e[t+3]<<24)>>>0},sh=function(e,t){return ih(e,t)+4294967296*ih(e,t+4)};function lh(e,t){return rh(e,t)}function ch(e,t){return rh(e.subarray(function(e){31==e[0]&&139==e[1]&&8==e[2]||nh(6,"invalid gzip data");var t=e[3],n=10;4&t&&(n+=e[10]|2+(e[11]<<8));for(var r=(t>>3&1)+(t>>4&1);r>0;r-=!e[n++]);return n+(2&t)}(e),-8),t||new Dm((r=(n=e).length,(n[r-4]|n[r-3]<<8|n[r-2]<<16|n[r-1]<<24)>>>0)));var n,r}function uh(e,t){return rh(((8!=(15&(n=e)[0])||n[0]>>>4>7||(n[0]<<8|n[1])%31)&&nh(6,"invalid zlib data"),32&n[1]&&nh(6,"invalid zlib data: preset dictionaries not supported"),e.subarray(2,-4)),t);var n}function dh(e,t){return 31==e[0]&&139==e[1]&&8==e[2]?ch(e,t):8!=(15&e[0])||e[0]>>4>7||(e[0]<<8|e[1])%31?lh(e,t):uh(e,t)}var ph="undefined"!=typeof TextEncoder&&new TextEncoder,fh="undefined"!=typeof TextDecoder&&new TextDecoder;try{fh.decode(oh,{stream:!0})}catch(e){}function gh(e,t){if(t){for(var n="",r=0;r<e.length;r+=16384)n+=String.fromCharCode.apply(null,e.subarray(r,r+16384));return n}if(fh)return fh.decode(e);var o=function(e){for(var t="",n=0;;){var r=e[n++],o=(r>127)+(r>223)+(r>239);if(n+o>e.length)return[t,eh(e,n-1)];o?3==o?(r=((15&r)<<18|(63&e[n++])<<12|(63&e[n++])<<6|63&e[n++])-65536,t+=String.fromCharCode(55296|r>>10,56320|1023&r)):t+=1&o?String.fromCharCode((31&r)<<6|63&e[n++]):String.fromCharCode((15&r)<<12|(63&e[n++])<<6|63&e[n++]):t+=String.fromCharCode(r)}}(e),a=o[0];return o[1].length&&nh(8),a}var mh=function(e,t){return t+30+ah(e,t+26)+ah(e,t+28)},hh=function(e,t,n){var r=ah(e,t+28),o=gh(e.subarray(t+46,t+46+r),!(2048&ah(e,t+8))),a=t+46+r,i=ih(e,t+20),s=n&&4294967295==i?vh(e,a):[i,ih(e,t+24),ih(e,t+42)],l=s[0],c=s[1],u=s[2];return[ah(e,t+10),l,c,o,a+ah(e,t+30)+ah(e,t+32),u]},vh=function(e,t){for(;1!=ah(e,t);t+=4+ah(e,t+2));return[sh(e,t+12),sh(e,t+4),sh(e,t+20)]};function yh(e,t){for(var n={},r=e.length-22;101010256!=ih(e,r);--r)(!r||e.length-r>65558)&&nh(13);var o=ah(e,r+8);if(!o)return{};var a=ih(e,r+16),i=4294967295==a;i&&(r=ih(e,r-12),101075792!=ih(e,r)&&nh(13),o=ih(e,r+32),a=ih(e,r+48));for(var s=t&&t.filter,l=0;l<o;++l){var c=hh(e,a,i),u=c[0],d=c[1],p=c[2],f=c[3],g=c[4],m=c[5],h=mh(e,m);a=g,s&&!s({name:f,size:d,originalSize:p,compression:u})||(u?8==u?n[f]=lh(e.subarray(h,h+d),new Dm(p)):nh(14,"unknown compression type "+u):n[f]=eh(e,h,h+d))}return n}function Th(){const e=new ArrayBuffer(4),t=new Uint8Array(e),n=new Uint32Array(e);return t[0]=161,t[1]=178,t[2]=195,t[3]=212,3569595041===n[0]?"LittleEndian":2712847316===n[0]?"BigEndian":null}"function"==typeof queueMicrotask?queueMicrotask:"function"==typeof setTimeout&&setTimeout;var bh=Th(),xh=function(e,t){if(t<2)return;const n=new Int8Array(e),r=n.length,o=[];for(let e=0;e<r;e+=t){for(let r=0;r<t;r++)o.push(n[e+r]);for(let r=0;r<t;r++)n[e+r]=o.pop()}};const{vtkErrorMacro:Ch,vtkDebugMacro:Sh}=Ht;let Ah=0;function Ih(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};const r=new XMLHttpRequest;return r.open(e,t,!0),n.headers&&Object.entries(n.headers).forEach((e=>{let[t,n]=e;return r.setRequestHeader(t,n)})),n.progressCallback&&r.addEventListener("progress",n.progressCallback),r}const Ph={fetchArray:function(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};return n.ref&&!n.ref.pending?new Promise(((o,a)=>{let i=null;i=n.ref.url?n.ref.url:[t,n.ref.basepath,r.compression?`${n.ref.id}.gz`:n.ref.id].join("/");const s=Ih("GET",i,r);s.onreadystatechange=t=>{1===s.readyState&&(n.ref.pending=!0,1==++Ah&&e?.invokeBusy&&e.invokeBusy(!0)),4===s.readyState&&(n.ref.pending=!1,200===s.status||0===s.status?(n.buffer=s.response,r.compression&&("string"===n.dataType||"JSON"===n.dataType?n.buffer=gh(dh(new Uint8Array(n.buffer))):n.buffer=dh(new Uint8Array(n.buffer)).buffer),"JSON"===n.ref.encode?n.values=JSON.parse(n.buffer):(bh!==n.ref.encode&&bh&&(Sh(`Swap bytes of ${n.name}`),xh(n.buffer,hs[n.dataType])),n.values=Ht.newTypedArray(n.dataType,n.buffer)),n.values.length!==n.size&&Ch(`Error in FetchArray: ${n.name}, does not have the proper array size. Got ${n.values.length}, instead of ${n.size}`),delete n.ref,0==--Ah&&e?.invokeBusy&&e.invokeBusy(!1),e?.modified&&e.modified(),o(n)):a({xhr:s,e:t}))},s.responseType=r.compression||"string"!==n.dataType?"arraybuffer":"text",s.send()})):Promise.resolve(n)},fetchJSON:function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return new Promise(((r,o)=>{const a=Ih("GET",t,n);a.onreadystatechange=t=>{1===a.readyState&&1==++Ah&&e?.invokeBusy&&e.invokeBusy(!0),4===a.readyState&&(0==--Ah&&e?.invokeBusy&&e.invokeBusy(!1),200===a.status||0===a.status?n.compression?r(JSON.parse(gh(dh(new Uint8Array(a.response))))):r(JSON.parse(a.responseText)):o({xhr:a,e:t}))},a.responseType=n.compression?"arraybuffer":"text",a.send()}))},fetchText:function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return n&&n.compression&&"gz"!==n.compression&&(Ch("Supported algorithms are: [gz]"),Ch(`Unkown compression algorithm: ${n.compression}`)),new Promise(((r,o)=>{const a=Ih("GET",t,n);a.onreadystatechange=t=>{1===a.readyState&&1==++Ah&&e?.invokeBusy&&e.invokeBusy(!0),4===a.readyState&&(0==--Ah&&e?.invokeBusy&&e.invokeBusy(!1),200===a.status||0===a.status?n.compression?r(gh(dh(new Uint8Array(a.response)))):r(a.responseText):o({xhr:a,e:t}))},a.responseType=n.compression?"arraybuffer":"text",a.send()}))},fetchBinary:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return t&&t.compression&&"gz"!==t.compression&&(Ch("Supported algorithms are: [gz]"),Ch(`Unkown compression algorithm: ${t.compression}`)),new Promise(((n,r)=>{const o=Ih("GET",e,t);o.onreadystatechange=e=>{4===o.readyState&&(200===o.status||0===o.status?t.compression?n(dh(new Uint8Array(o.response)).buffer):n(o.response):r({xhr:o,e:e}))},o.responseType="arraybuffer",o.send()}))},fetchImage:function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return new Promise(((e,r)=>{const o=new Image;n.crossOrigin&&(o.crossOrigin=n.crossOrigin),o.onload=()=>e(o),o.onerror=r,o.src=t}))}};Mm("http",(e=>Ph));const{vtkDebugMacro:wh}=Ht;function Oh(e,t){t.classHierarchy.push("vtkCamera");const n=new Float64Array(3),r=new Float64Array([0,0,-1]),o=new Float64Array([0,1,0]),a=g(new Float64Array(16)),i=g(new Float64Array(16)),s=new Float64Array(3),l=new Float64Array(3),c=new Float64Array(3),u=g(new Float64Array(16)),p=g(new Float64Array(16)),f=new Float64Array(3),v=new Float64Array(3);function y(){t.viewPlaneNormal[0]=-t.directionOfProjection[0],t.viewPlaneNormal[1]=-t.directionOfProjection[1],t.viewPlaneNormal[2]=-t.directionOfProjection[2]}e.orthogonalizeViewUp=()=>{const n=e.getViewMatrix();t.viewUp[0]=n[4],t.viewUp[1]=n[5],t.viewUp[2]=n[6],e.modified()},e.setPosition=(n,r,o)=>{n===t.position[0]&&r===t.position[1]&&o===t.position[2]||(t.position[0]=n,t.position[1]=r,t.position[2]=o,e.computeDistance(),e.modified())},e.setFocalPoint=(n,r,o)=>{n===t.focalPoint[0]&&r===t.focalPoint[1]&&o===t.focalPoint[2]||(t.focalPoint[0]=n,t.focalPoint[1]=r,t.focalPoint[2]=o,e.computeDistance(),e.modified())},e.setDistance=n=>{if(t.distance===n)return;t.distance=n,t.distance<1e-20&&(t.distance=1e-20,wh("Distance is set to minimum."));const r=t.directionOfProjection;t.focalPoint[0]=t.position[0]+r[0]*t.distance,t.focalPoint[1]=t.position[1]+r[1]*t.distance,t.focalPoint[2]=t.position[2]+r[2]*t.distance,e.modified()},e.computeDistance=()=>{const e=t.focalPoint[0]-t.position[0],n=t.focalPoint[1]-t.position[1],r=t.focalPoint[2]-t.position[2];if(t.distance=Math.sqrt(e*e+n*n+r*r),t.distance<1e-20){t.distance=1e-20,wh("Distance is set to minimum.");const e=t.directionOfProjection;t.focalPoint[0]=t.position[0]+e[0]*t.distance,t.focalPoint[1]=t.position[1]+e[1]*t.distance,t.focalPoint[2]=t.position[2]+e[2]*t.distance}t.directionOfProjection[0]=e/t.distance,t.directionOfProjection[1]=n/t.distance,t.directionOfProjection[2]=r/t.distance,y()},e.dolly=n=>{if(n<=0)return;const r=t.distance/n;e.setPosition(t.focalPoint[0]-r*t.directionOfProjection[0],t.focalPoint[1]-r*t.directionOfProjection[1],t.focalPoint[2]-r*t.directionOfProjection[2])},e.roll=n=>{const r=t.position,o=t.focalPoint,a=t.viewUp,i=new Float64Array([a[0],a[1],a[2],0]);g(u);const s=new Float64Array([o[0]-r[0],o[1]-r[1],o[2]-r[2]]);C(u,u,wo(n),s),ki(i,i,u),t.viewUp[0]=i[0],t.viewUp[1]=i[1],t.viewUp[2]=i[2],e.modified()},e.azimuth=n=>{const r=t.focalPoint;g(p),b(p,p,r),C(p,p,wo(n),t.viewUp),b(p,p,[-r[0],-r[1],-r[2]]),En(f,t.position,p),e.setPosition(f[0],f[1],f[2])},e.yaw=n=>{const r=t.position;g(p),b(p,p,r),C(p,p,wo(n),t.viewUp),b(p,p,[-r[0],-r[1],-r[2]]),En(v,t.focalPoint,p),e.setFocalPoint(v[0],v[1],v[2])},e.elevation=n=>{const r=t.focalPoint,o=e.getViewMatrix(),a=[-o[0],-o[1],-o[2]];g(p),b(p,p,r),C(p,p,wo(n),a),b(p,p,[-r[0],-r[1],-r[2]]),En(f,t.position,p),e.setPosition(f[0],f[1],f[2])},e.pitch=n=>{const r=t.position,o=e.getViewMatrix(),a=[o[0],o[1],o[2]];g(p),b(p,p,r),C(p,p,wo(n),a),b(p,p,[-r[0],-r[1],-r[2]]),En(v,t.focalPoint,p),e.setFocalPoint(...v)},e.zoom=n=>{n<=0||(t.parallelProjection?t.parallelScale/=n:t.viewAngle/=n,e.modified())},e.translate=(n,r,o)=>{const a=[n,r,o];ko(t.position,a,t.position),ko(t.focalPoint,a,t.focalPoint),e.computeDistance(),e.modified()},e.applyTransform=n=>{const r=[...t.viewUp,1],o=[],a=[],i=[];r[0]+=t.position[0],r[1]+=t.position[1],r[2]+=t.position[2],ki(o,[...t.position,1],n),ki(a,[...t.focalPoint,1],n),ki(i,r,n),i[0]-=o[0],i[1]-=o[1],i[2]-=o[2],e.setPosition(...o.slice(0,3)),e.setFocalPoint(...a.slice(0,3)),e.setViewUp(...i.slice(0,3))},e.getThickness=()=>t.clippingRange[1]-t.clippingRange[0],e.setThickness=n=>{let r=n;r<1e-20&&(r=1e-20,wh("Thickness is set to minimum.")),e.setClippingRange(t.clippingRange[0],t.clippingRange[0]+r)},e.setThicknessFromFocalPoint=n=>{let r=n;r<1e-20&&(r=1e-20,wh("Thickness is set to minimum.")),e.setClippingRange(t.distance-r/2,t.distance+r/2)},e.setRoll=e=>{},e.getRoll=()=>{},e.setObliqueAngles=(e,t)=>{},e.getOrientation=()=>{},e.getOrientationWXYZ=()=>{},e.getFrustumPlanes=e=>{},e.getCameraLightTransformMatrix=e=>(d(e,t.cameraLightTransform),e),e.computeCameraLightTransform=()=>{d(a,e.getViewMatrix()),h(a,a),w(i,[t.distance,t.distance,t.distance]),T(a,a,i),g(t.cameraLightTransform),b(t.cameraLightTransform,a,[0,0,-1])},e.deepCopy=e=>{},e.physicalOrientationToWorldDirection=e=>{const t=Wi(e[0],e[1],e[2],e[3]),n=Gi(),r=Wi(0,0,1,0);var o,a;return a=t,(o=n)[0]=-a[0],o[1]=-a[1],o[2]=-a[2],o[3]=a[3],zi(r,t,r),zi(r,r,n),[r[0],r[1],r[2]]},e.getPhysicalToWorldMatrix=t=>{e.getWorldToPhysicalMatrix(t),h(t,t)},e.getWorldToPhysicalMatrix=e=>{g(e);const n=[3];jo(t.physicalViewNorth,t.physicalViewUp,n),e[0]=n[0],e[1]=n[1],e[2]=n[2],e[4]=t.physicalViewUp[0],e[5]=t.physicalViewUp[1],e[6]=t.physicalViewUp[2],e[8]=-t.physicalViewNorth[0],e[9]=-t.physicalViewNorth[1],e[10]=-t.physicalViewNorth[2],m(e,e),An(s,1/t.physicalScale,1/t.physicalScale,1/t.physicalScale),x(e,e,s),b(e,e,t.physicalTranslation)},e.computeViewParametersFromViewMatrix=i=>{h(a,i),En(s,n,a),e.computeDistance();const u=t.distance;e.setPosition(s[0],s[1],s[2]),En(l,r,a),Pn(l,l,s),Mn(l,l),e.setDirectionOfProjection(l[0],l[1],l[2]),En(c,o,a),Pn(c,c,s),Mn(c,c),e.setViewUp(c[0],c[1],c[2]),e.setDistance(u)},e.computeViewParametersFromPhysicalMatrix=t=>{e.getWorldToPhysicalMatrix(a),T(a,t,a),e.computeViewParametersFromViewMatrix(a)},e.setViewMatrix=n=>{t.viewMatrix=n,t.viewMatrix&&(d(a,t.viewMatrix),e.computeViewParametersFromViewMatrix(a),m(t.viewMatrix,t.viewMatrix))},e.getViewMatrix=()=>{if(t.viewMatrix)return t.viewMatrix;q(a,t.position,t.focalPoint,t.viewUp),m(a,a);const e=new Float64Array(16);return d(e,a),e},e.setProjectionMatrix=e=>{t.projectionMatrix=e},e.getProjectionMatrix=(e,n,r)=>{const o=new Float64Array(16);if(g(o),t.projectionMatrix){const e=1/t.physicalScale;return An(s,e,e,e),d(o,t.projectionMatrix),x(o,o,s),m(o,o),o}g(a);const i=t.clippingRange[1]-t.clippingRange[0],l=[t.clippingRange[0]+(n+1)*i/2,t.clippingRange[0]+(r+1)*i/2];if(t.parallelProjection){const n=t.parallelScale*e,r=t.parallelScale,o=(t.windowCenter[0]-1)*n,i=(t.windowCenter[0]+1)*n,s=(t.windowCenter[1]-1)*r,c=(t.windowCenter[1]+1)*r;K(a,o,i,s,c,l[0],l[1]),m(a,a)}else{if(t.useOffAxisProjection)throw new Error("Off-Axis projection is not supported at this time");{const n=Math.tan(wo(t.viewAngle)/2);let r,o;!0===t.useHorizontalViewAngle?(r=t.clippingRange[0]*n,o=t.clippingRange[0]*n/e):(r=t.clippingRange[0]*n*e,o=t.clippingRange[0]*n);const i=(t.windowCenter[0]-1)*r,s=(t.windowCenter[0]+1)*r,c=(t.windowCenter[1]-1)*o,u=(t.windowCenter[1]+1)*o,d=l[0],p=l[1];a[0]=2*d/(s-i),a[5]=2*d/(u-c),a[2]=(i+s)/(s-i),a[6]=(c+u)/(u-c),a[10]=-(d+p)/(p-d),a[14]=-1,a[11]=-2*d*p/(p-d),a[15]=0}}return d(o,a),o},e.getCompositeProjectionMatrix=(t,n,r)=>{const o=e.getViewMatrix(),a=e.getProjectionMatrix(t,n,r);return T(a,o,a),a},e.setDirectionOfProjection=(e,n,r)=>{if(t.directionOfProjection[0]===e&&t.directionOfProjection[1]===n&&t.directionOfProjection[2]===r)return;t.directionOfProjection[0]=e,t.directionOfProjection[1]=n,t.directionOfProjection[2]=r;const o=t.directionOfProjection;t.focalPoint[0]=t.position[0]+o[0]*t.distance,t.focalPoint[1]=t.position[1]+o[1]*t.distance,t.focalPoint[2]=t.position[2]+o[2]*t.distance,y()},e.setDeviceAngles=(n,r,o,a)=>{const i=[3];jo(t.physicalViewNorth,t.physicalViewUp,i);const s=g(new Float64Array(16));C(s,s,wo(n),t.physicalViewUp),C(s,s,wo(r),i),C(s,s,wo(o),t.physicalViewNorth),C(s,s,wo(-a),t.physicalViewUp);const l=new Float64Array([-t.physicalViewUp[0],-t.physicalViewUp[1],-t.physicalViewUp[2]]),c=new Float64Array(t.physicalViewNorth);En(l,l,s),En(c,c,s),e.setDirectionOfProjection(l[0],l[1],l[2]),e.setViewUp(c[0],c[1],c[2]),e.modified()},e.setOrientationWXYZ=(t,n,r,o)=>{const a=g(new Float64Array(16));if(0!==t&&(0!==n||0!==r||0!==o)){const e=wo(t),i=Gi();Ui(i,[n,r,o],e),k(a,i)}const i=new Float64Array(3);En(i,[0,0,-1],a);const s=new Float64Array(3);En(s,[0,1,0],a),e.setDirectionOfProjection(...i),e.setViewUp(...s),e.modified()},e.computeClippingRange=e=>{let n=null,r=null;n=t.viewPlaneNormal,r=t.position;const o=-n[0],a=-n[1],i=-n[2],s=-(o*r[0]+a*r[1]+i*r[2]),l=[o*e[0]+a*e[2]+i*e[4]+s,1e-18];for(let t=0;t<2;t++)for(let n=0;n<2;n++)for(let r=0;r<2;r++){const c=o*e[r]+a*e[2+n]+i*e[4+t]+s;l[0]=c<l[0]?c:l[0],l[1]=c>l[1]?c:l[1]}return l}}const Mh={position:[0,0,1],focalPoint:[0,0,0],viewUp:[0,1,0],directionOfProjection:[0,0,-1],parallelProjection:!1,useHorizontalViewAngle:!1,viewAngle:30,parallelScale:1,clippingRange:[.01,1000.01],windowCenter:[0,0],viewPlaneNormal:[0,0,1],useOffAxisProjection:!1,screenBottomLeft:[-.5,-.5,-.5],screenBottomRight:[.5,-.5,-.5],screenTopRight:[.5,.5,-.5],freezeFocalPoint:!1,projectionMatrix:null,viewMatrix:null,cameraLightTransform:c(),physicalTranslation:[0,0,0],physicalScale:1,physicalViewUp:[0,1,0],physicalViewNorth:[0,0,-1]};function Rh(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Mh,n),Ht.obj(e,t),Ht.get(e,t,["distance"]),Ht.setGet(e,t,["parallelProjection","useHorizontalViewAngle","viewAngle","parallelScale","useOffAxisProjection","freezeFocalPoint","physicalScale"]),Ht.getArray(e,t,["directionOfProjection","viewPlaneNormal","position","focalPoint"]),Ht.setGetArray(e,t,["clippingRange","windowCenter"],2),Ht.setGetArray(e,t,["viewUp","screenBottomLeft","screenBottomRight","screenTopRight","physicalTranslation","physicalViewUp","physicalViewNorth"],3),Oh(e,t)}var Dh={newInstance:Ht.newInstance(Rh,"vtkCamera"),extend:Rh};function Eh(e,t){t.classHierarchy.push("vtkLight");const n=new Float64Array(3);e.getTransformedPosition=()=>(t.transformMatrix?En(n,t.position,t.transformMatrix):An(n,t.position[0],t.position[1],t.position[2]),n),e.getTransformedFocalPoint=()=>(t.transformMatrix?En(n,t.focalPoint,t.transformMatrix):An(n,t.focalPoint[0],t.focalPoint[1],t.focalPoint[2]),n),e.getDirection=()=>(t.directionMTime<t.mtime&&(Nn(t.direction,t.focalPoint,t.position),$o(t.direction),t.directionMTime=t.mtime),t.direction),e.setDirection=e=>{const n=new Float64Array(3);Nn(n,t.position,e),t.focalPoint=n},e.setDirectionAngle=(t,n)=>{const r=wo(t),o=wo(n);e.setPosition(Math.cos(r)*Math.sin(o),Math.sin(r),Math.cos(r)*Math.cos(o)),e.setFocalPoint(0,0,0),e.setPositional(0)},e.setLightTypeToHeadLight=()=>{e.setLightType("HeadLight")},e.setLightTypeToCameraLight=()=>{e.setLightType("CameraLight")},e.setLightTypeToSceneLight=()=>{e.setTransformMatrix(null),e.setLightType("SceneLight")},e.lightTypeIsHeadLight=()=>"HeadLight"===t.lightType,e.lightTypeIsSceneLight=()=>"SceneLight"===t.lightType,e.lightTypeIsCameraLight=()=>"CameraLight"===t.lightType}const Vh={switch:!0,intensity:1,color:[1,1,1],position:[0,0,1],focalPoint:[0,0,0],positional:!1,exponent:1,coneAngle:30,coneFalloff:5,attenuationValues:[1,0,0],transformMatrix:null,lightType:"SceneLight",shadowAttenuation:1,direction:[0,0,0],directionMTime:0};function Lh(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Vh,n),Ht.obj(e,t),Ht.setGet(e,t,["intensity","switch","positional","exponent","coneAngle","coneFalloff","transformMatrix","lightType","shadowAttenuation","attenuationValues"]),Ht.setGetArray(e,t,["color","position","focalPoint","attenuationValues"],3),Eh(e,t)}var Bh={newInstance:Ht.newInstance(Lh,"vtkLight"),extend:Lh,LIGHT_TYPES:["HeadLight","CameraLight","SceneLight"]};const{vtkErrorMacro:Nh}=Ht;function _h(e,t){function n(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];t.push(e);const r=e.getNestedProps();if(r&&r.length)for(let e=0;e<r.length;e++)n(r[e],t);return t}t.classHierarchy.push("vtkViewport"),e.getViewProps=()=>t.props,e.hasViewProp=e=>t.props.includes(e),e.addViewProp=n=>{n&&!e.hasViewProp(n)&&t.props.push(n)},e.removeViewProp=e=>{const n=t.props.filter((t=>t!==e));t.props.length!==n.length&&(t.props=n)},e.removeAllViewProps=()=>{t.props=[]},e.getViewPropsWithNestedProps=()=>{const e=[];for(let r=0;r<t.props.length;r++)n(t.props[r],e);return e},e.addActor2D=e.addViewProp,e.removeActor2D=t=>{e.removeViewProp(t)},e.getActors2D=()=>(t.actors2D=[],t.props.forEach((e=>{t.actors2D=t.actors2D.concat(e.getActors2D())})),t.actors2D),e.displayToView=()=>Nh("call displayToView on your view instead"),e.viewToDisplay=()=>Nh("callviewtodisplay on your view instead"),e.getSize=()=>Nh("call getSize on your View instead"),e.normalizedDisplayToProjection=(t,n,r)=>{const o=e.normalizedDisplayToNormalizedViewport(t,n,r);return e.normalizedViewportToProjection(o[0],o[1],o[2])},e.normalizedDisplayToNormalizedViewport=(e,n,r)=>{const o=[t.viewport[2]-t.viewport[0],t.viewport[3]-t.viewport[1]];return[(e-t.viewport[0])/o[0],(n-t.viewport[1])/o[1],r]},e.normalizedViewportToProjection=(e,t,n)=>[2*e-1,2*t-1,2*n-1],e.projectionToNormalizedDisplay=(t,n,r)=>{const o=e.projectionToNormalizedViewport(t,n,r);return e.normalizedViewportToNormalizedDisplay(o[0],o[1],o[2])},e.normalizedViewportToNormalizedDisplay=(e,n,r)=>{const o=[t.viewport[2]-t.viewport[0],t.viewport[3]-t.viewport[1]];return[e*o[0]+t.viewport[0],n*o[1]+t.viewport[1],r]},e.projectionToNormalizedViewport=(e,t,n)=>[.5*(e+1),.5*(t+1),.5*(n+1)],e.PickPropFrom=("PickPropFrom",()=>Nh("vtkViewport::PickPropFrom - NOT IMPLEMENTED"))}const Fh={background:[0,0,0],background2:[.2,.2,.2],gradientBackground:!1,viewport:[0,0,1,1],aspect:[1,1],pixelAspect:[1,1],props:[],actors2D:[]};function kh(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Fh,n),Ht.obj(e,t),Ht.event(e,t,"event"),Ht.setGetArray(e,t,["viewport"],4),Ht.setGetArray(e,t,["background","background2"],3),_h(e,t)}var Gh={newInstance:Ht.newInstance(kh,"vtkViewport"),extend:kh};const{vtkDebugMacro:Uh,vtkErrorMacro:zh,vtkWarningMacro:Wh}=jt;function Hh(e){return()=>zh(`vtkRenderer::${e} - NOT IMPLEMENTED`)}function jh(e,t){t.classHierarchy.push("vtkRenderer");const n={type:"ComputeVisiblePropBoundsEvent",renderer:e},r={type:"ResetCameraClippingRangeEvent",renderer:e},o={type:"ResetCameraEvent",renderer:e};e.updateCamera=()=>(t.activeCamera||(Uh("No cameras are on, creating one."),e.getActiveCameraAndResetIfCreated()),t.activeCamera.render(e),!0),e.updateLightsGeometryToFollowCamera=()=>{const n=e.getActiveCameraAndResetIfCreated();t.lights.forEach((e=>{e.lightTypeIsSceneLight()||(e.lightTypeIsHeadLight()?(e.setPositionFrom(n.getPositionByReference()),e.setFocalPointFrom(n.getFocalPointByReference()),e.modified(n.getMTime())):e.lightTypeIsCameraLight()?e.setTransformMatrix(n.getCameraLightTransformMatrix(c())):zh("light has unknown light type",e.get()))}))},e.updateLightGeometry=()=>!t.lightFollowCamera||e.updateLightsGeometryToFollowCamera(),e.allocateTime=Hh("allocateTime"),e.updateGeometry=Hh("updateGeometry"),e.getVTKWindow=()=>t._renderWindow,e.setLayer=n=>{Uh(e.getClassName(),e,"setting Layer to ",n),t.layer!==n&&(t.layer=n,e.modified()),e.setPreserveColorBuffer(!!n)},e.setActiveCamera=n=>t.activeCamera!==n&&(t.activeCamera=n,e.modified(),e.invokeEvent({type:"ActiveCameraEvent",camera:n}),!0),e.makeCamera=()=>{const t=Dh.newInstance();return e.invokeEvent({type:"CreateCameraEvent",camera:t}),t},e.getActiveCamera=()=>(t.activeCamera||(t.activeCamera=e.makeCamera()),t.activeCamera),e.getActiveCameraAndResetIfCreated=()=>(t.activeCamera||(e.getActiveCamera(),e.resetCamera()),t.activeCamera),e.getActors=()=>(t.actors=[],t.props.forEach((e=>{t.actors=t.actors.concat(e.getActors())})),t.actors),e.addActor=e.addViewProp,e.removeActor=n=>{t.actors=t.actors.filter((e=>e!==n)),e.removeViewProp(n),e.modified()},e.removeAllActors=()=>{e.getActors().forEach((t=>{e.removeViewProp(t)})),t.actors=[],e.modified()},e.getVolumes=()=>(t.volumes=[],t.props.forEach((e=>{t.volumes=t.volumes.concat(e.getVolumes())})),t.volumes),e.addVolume=e.addViewProp,e.removeVolume=n=>{t.volumes=t.volumes.filter((e=>e!==n)),e.removeViewProp(n),e.modified()},e.removeAllVolumes=()=>{e.getVolumes().forEach((t=>{e.removeViewProp(t)})),t.volumes=[],e.modified()},e.hasLight=e=>t.lights.includes(e),e.addLight=n=>{n&&!e.hasLight(n)&&(t.lights.push(n),e.modified())},e.removeLight=n=>{t.lights=t.lights.filter((e=>e!==n)),e.modified()},e.removeAllLights=()=>{t.lights=[],e.modified()},e.setLightCollection=n=>{t.lights=n,e.modified()},e.makeLight=Bh.newInstance,e.createLight=()=>{t.automaticLightCreation&&(t._createdLight&&(e.removeLight(t._createdLight),t._createdLight.delete(),t._createdLight=null),t._createdLight=e.makeLight(),e.addLight(t._createdLight),t._createdLight.setLightTypeToHeadLight(),t._createdLight.setPosition(e.getActiveCamera().getPosition()),t._createdLight.setFocalPoint(e.getActiveCamera().getFocalPoint()))},e.normalizedDisplayToWorld=(t,n,r,o)=>{let a=e.normalizedDisplayToProjection(t,n,r);return a=e.projectionToView(a[0],a[1],a[2],o),e.viewToWorld(a[0],a[1],a[2])},e.worldToNormalizedDisplay=(t,n,r,o)=>{let a=e.worldToView(t,n,r);return a=e.viewToProjection(a[0],a[1],a[2],o),e.projectionToNormalizedDisplay(a[0],a[1],a[2])},e.viewToWorld=(e,n,r)=>{if(null===t.activeCamera)return zh("ViewToWorld: no active camera, cannot compute view to world, returning 0,0,0"),[0,0,0];const o=t.activeCamera.getViewMatrix();h(o,o),m(o,o);const a=new Float64Array([e,n,r]);return En(a,a,o),a},e.projectionToView=(e,n,r,o)=>{if(null===t.activeCamera)return zh("ProjectionToView: no active camera, cannot compute projection to view, returning 0,0,0"),[0,0,0];const a=t.activeCamera.getProjectionMatrix(o,-1,1);h(a,a),m(a,a);const i=new Float64Array([e,n,r]);return En(i,i,a),i},e.worldToView=(e,n,r)=>{if(null===t.activeCamera)return zh("WorldToView: no active camera, cannot compute view to world, returning 0,0,0"),[0,0,0];const o=t.activeCamera.getViewMatrix();m(o,o);const a=new Float64Array([e,n,r]);return En(a,a,o),a},e.viewToProjection=(e,n,r,o)=>{if(null===t.activeCamera)return zh("ViewToProjection: no active camera, cannot compute view to projection, returning 0,0,0"),[0,0,0];const a=t.activeCamera.getProjectionMatrix(o,-1,1);m(a,a);const i=new Float64Array([e,n,r]);return En(i,i,a),i},e.computeVisiblePropBounds=()=>{t.allBounds[0]=Fi.INIT_BOUNDS[0],t.allBounds[1]=Fi.INIT_BOUNDS[1],t.allBounds[2]=Fi.INIT_BOUNDS[2],t.allBounds[3]=Fi.INIT_BOUNDS[3],t.allBounds[4]=Fi.INIT_BOUNDS[4],t.allBounds[5]=Fi.INIT_BOUNDS[5];let r=!0;e.invokeEvent(n);for(let e=0;e<t.props.length;++e){const n=t.props[e];if(n.getVisibility()&&n.getUseBounds()){const e=n.getBounds();e&&Oa(e)&&(r=!1,e[0]<t.allBounds[0]&&(t.allBounds[0]=e[0]),e[1]>t.allBounds[1]&&(t.allBounds[1]=e[1]),e[2]<t.allBounds[2]&&(t.allBounds[2]=e[2]),e[3]>t.allBounds[3]&&(t.allBounds[3]=e[3]),e[4]<t.allBounds[4]&&(t.allBounds[4]=e[4]),e[5]>t.allBounds[5]&&(t.allBounds[5]=e[5]))}}return r&&(wa(t.allBounds),Uh("Can't compute bounds, no 3D props are visible")),t.allBounds},e.resetCamera=function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;const r=n||e.computeVisiblePropBounds(),a=[0,0,0];if(!Oa(r))return Uh("Cannot reset camera!"),!1;let i=null;if(!e.getActiveCamera())return zh("Trying to reset non-existent camera"),!1;i=t.activeCamera.getViewPlaneNormal(),t.activeCamera.setViewAngle(30),a[0]=(r[0]+r[1])/2,a[1]=(r[2]+r[3])/2,a[2]=(r[4]+r[5])/2;let s=r[1]-r[0],l=r[3]-r[2],c=r[5]-r[4];s*=s,l*=l,c*=c;let u=s+l+c;u=0===u?1:u,u=.5*Math.sqrt(u);const d=wo(t.activeCamera.getViewAngle()),p=u,f=u/Math.sin(.5*d),g=t.activeCamera.getViewUp();return Math.abs(Ho(g,i))>.999&&(Wh("Resetting view-up since view plane normal is parallel"),t.activeCamera.setViewUp(-g[2],g[0],g[1])),t.activeCamera.setFocalPoint(a[0],a[1],a[2]),t.activeCamera.setPosition(a[0]+f*i[0],a[1]+f*i[1],a[2]+f*i[2]),e.resetCameraClippingRange(r),t.activeCamera.setParallelScale(p),t.activeCamera.setPhysicalScale(u),t.activeCamera.setPhysicalTranslation(-a[0],-a[1],-a[2]),e.invokeEvent(o),!0},e.resetCameraClippingRange=function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;const o=n||e.computeVisiblePropBounds();if(!Oa(o))return Uh("Cannot reset camera clipping range!"),!1;if(e.getActiveCameraAndResetIfCreated(),!t.activeCamera)return zh("Trying to reset clipping range of non-existent camera"),!1;const a=t.activeCamera.computeClippingRange(o);let i=0;if(t.activeCamera.getParallelProjection())i=.2*t.activeCamera.getParallelScale();else{const e=wo(t.activeCamera.getViewAngle());i=.2*Math.tan(e/2)*a[1]}return a[1]-a[0]<i&&(i=i-a[1]+a[0],a[1]+=i/2,a[0]-=i/2),a[0]<0&&(a[0]=0),a[0]=.99*a[0]-(a[1]-a[0])*t.clippingRangeExpansion,a[1]=1.01*a[1]+(a[1]-a[0])*t.clippingRangeExpansion,a[0]=a[0]>=a[1]?.01*a[1]:a[0],t.nearClippingPlaneTolerance||(t.nearClippingPlaneTolerance=.01),a[0]<t.nearClippingPlaneTolerance*a[1]&&(a[0]=t.nearClippingPlaneTolerance*a[1]),t.activeCamera.setClippingRange(a[0],a[1]),e.invokeEvent(r),!1},e.setRenderWindow=e=>{e!==t._renderWindow&&(t._vtkWindow=e,t._renderWindow=e)},e.visibleActorCount=()=>t.props.filter((e=>e.getVisibility())).length,e.visibleVolumeCount=e.visibleActorCount,e.getMTime=()=>{let e=t.mtime;const n=t.activeCamera?t.activeCamera.getMTime():0;n>e&&(e=n);const r=t._createdLight?t._createdLight.getMTime():0;return r>e&&(e=r),e},e.getTransparent=()=>!!t.preserveColorBuffer,e.isActiveCameraCreated=()=>!!t.activeCamera}const Kh={pickedProp:null,activeCamera:null,allBounds:[],ambient:[1,1,1],allocatedRenderTime:100,timeFactor:1,automaticLightCreation:!0,twoSidedLighting:!0,lastRenderTimeInSeconds:-1,renderWindow:null,lights:[],actors:[],volumes:[],lightFollowCamera:!0,numberOfPropsRendered:0,propArray:null,pathArray:null,layer:0,preserveColorBuffer:!1,preserveDepthBuffer:!1,computeVisiblePropBounds:_a(),interactive:!0,nearClippingPlaneTolerance:0,clippingRangeExpansion:.05,erase:!0,draw:!0,useShadows:!1,useDepthPeeling:!1,occlusionRatio:0,maximumNumberOfPeels:4,selector:null,delegate:null,texturedBackground:!1,backgroundTexture:null,environmentTexture:null,environmentTextureDiffuseStrength:1,environmentTextureSpecularStrength:1,useEnvironmentTextureAsBackground:!1,pass:0};function $h(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};for(Object.assign(t,Kh,n),Gh.extend(e,t,n),t.background||(t.background=[0,0,0,1]);t.background.length<3;)t.background.push(0);3===t.background.length&&t.background.push(1),Tt(e,t,["_renderWindow","allocatedRenderTime","timeFactor","lastRenderTimeInSeconds","numberOfPropsRendered","lastRenderingUsedDepthPeeling","selector"]),St(e,t,["twoSidedLighting","lightFollowCamera","automaticLightCreation","erase","draw","nearClippingPlaneTolerance","clippingRangeExpansion","backingStore","interactive","layer","preserveColorBuffer","preserveDepthBuffer","useDepthPeeling","occlusionRatio","maximumNumberOfPeels","delegate","backgroundTexture","texturedBackground","environmentTexture","environmentTextureDiffuseStrength","environmentTextureSpecularStrength","useEnvironmentTextureAsBackground","useShadows","pass"]),At(e,t,["actors","volumes","lights"]),Pt(e,t,["background"],4,1),wt(0,t,["renderWindow"]),jh(e,t)}var qh={newInstance:Dt($h,"vtkRenderer"),extend:$h};const Xh=Object.create(null);function Yh(e,t){Xh[e]=t}function Zh(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return Xh[e]&&Xh[e](t)}function Qh(e,t){t.classHierarchy.push("vtkRenderWindow"),e.addRenderer=n=>{e.hasRenderer(n)||(n.setRenderWindow(e),t.renderers.push(n),e.modified())},e.removeRenderer=n=>{t.renderers=t.renderers.filter((e=>e!==n)),e.modified()},e.hasRenderer=e=>-1!==t.renderers.indexOf(e),e.newAPISpecificView=function(e){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return Zh(e||t.defaultViewAPI,n)},e.addView=n=>{e.hasView(n)||(n.setRenderable(e),t._views.push(n),e.modified())},e.removeView=n=>{t._views=t._views.filter((e=>e!==n)),e.modified()},e.hasView=e=>-1!==t._views.indexOf(e),e.preRender=()=>{t.renderers.forEach((e=>{e.isActiveCameraCreated()||e.resetCamera()}))},e.render=()=>{e.preRender(),t.interactor?t.interactor.render():t._views.forEach((e=>e.traverseAllPasses()))},e.getStatistics=()=>{const e={propCount:0,invisiblePropCount:0};return t.renderers.forEach((t=>{t.getViewProps().forEach((t=>{if(t.getVisibility()){e.propCount+=1;const n=t.getMapper&&t.getMapper();if(n&&n.getPrimitiveCount){const t=n.getPrimitiveCount();Object.keys(t).forEach((n=>{e[n]||(e[n]=0),e[n]+=t[n]}))}}else e.invisiblePropCount+=1}))})),e.str=Object.keys(e).map((t=>`${t}: ${e[t]}`)).join("\n"),e},e.captureImages=function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"image/png",r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return Ht.setImmediate(e.render),t._views.map((e=>e.captureNextImage?e.captureNextImage(n,r):void 0)).filter((e=>!!e))}}const Jh={defaultViewAPI:"WebGL",renderers:[],views:[],interactor:null,neverRendered:!0,numberOfLayers:1};function ev(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Jh,n),Ht.obj(e,t),Ht.setGet(e,t,["interactor","numberOfLayers","_views","defaultViewAPI"]),Ht.get(e,t,["neverRendered"]),Ht.getArray(e,t,["renderers"]),Ht.moveToProtected(e,t,["views"]),Ht.event(e,t,"completion"),Qh(e,t)}var tv={newInstance:Ht.newInstance(ev,"vtkRenderWindow"),extend:ev,registerViewConstructor:Yh,listViewAPIs:function(){return Object.keys(Xh)},newAPISpecificView:Zh};const nv={Unknown:0,LeftController:1,RightController:2},rv={Unknown:0,Trigger:1,TrackPad:2,Grip:3,Thumbstick:4,A:5,B:6,ApplicationMenu:7};var ov={Device:nv,Input:rv,Axis:{Unknown:0,TouchpadX:1,TouchpadY:2,ThumbstickX:3,ThumbstickY:4}};const{Device:av,Input:iv}=ov,{vtkWarningMacro:sv,vtkErrorMacro:lv,normalizeWheel:cv,vtkOnceErrorMacro:uv}=Ht,dv=new MouseEvent(""),pv={"xr-standard":[iv.Trigger,iv.Grip,iv.TrackPad,iv.Thumbstick,iv.A,iv.B]},fv=["StartAnimation","Animation","EndAnimation","PointerEnter","PointerLeave","MouseEnter","MouseLeave","StartMouseMove","MouseMove","EndMouseMove","LeftButtonPress","LeftButtonRelease","MiddleButtonPress","MiddleButtonRelease","RightButtonPress","RightButtonRelease","KeyPress","KeyDown","KeyUp","StartMouseWheel","MouseWheel","EndMouseWheel","StartPinch","Pinch","EndPinch","StartPan","Pan","EndPan","StartRotate","Rotate","EndRotate","Button3D","Move3D","StartPointerLock","EndPointerLock","StartInteraction","Interaction","EndInteraction","AnimationFrameRateUpdate"];function gv(e){e.cancelable&&e.preventDefault()}function mv(e){const t=Object.create(null);return e.forEach((e=>{let{pointerId:n,position:r}=e;t[n]=r})),t}function hv(e,t){t.classHierarchy.push("vtkRenderWindowInteractor");const n=new Set,r=new Map;let o=1;function a(n,r){t._forcedRenderer||(t.currentRenderer=e.findPokedRenderer(n,r))}e.start=()=>{(t.initialized||(e.initialize(),t.initialized))&&e.startEventLoop()},e.setRenderWindow=e=>{lv("you want to call setView(view) instead of setRenderWindow on a vtk.js interactor")},e.setInteractorStyle=n=>{t.interactorStyle!==n&&(null!=t.interactorStyle&&t.interactorStyle.setInteractor(null),t.interactorStyle=n,null!=t.interactorStyle&&t.interactorStyle.getInteractor()!==e&&t.interactorStyle.setInteractor(e))},e.initialize=()=>{t.initialized=!0,e.enable(),e.render()},e.enable=()=>e.setEnabled(!0),e.disable=()=>e.setEnabled(!1),e.startEventLoop=()=>sv("empty event loop"),e.getCurrentRenderer=()=>(t.currentRenderer||a(0,0),t.currentRenderer);const i=t._getScreenEventPositionFor||function(e){const n=t._view.getCanvas(),o=n.getBoundingClientRect(),i=n.width/o.width,s=n.height/o.height,l={x:i*(e.clientX-o.left),y:s*(o.height-e.clientY+o.top),z:0};return(r.size<=1||!t.currentRenderer)&&a(l.x,l.y),l};function s(e){return{controlKey:e.ctrlKey,altKey:e.altKey,shiftKey:e.shiftKey}}function l(e){const t=s(e);return{key:e.key,keyCode:e.charCode,...t}}function c(e){return e.pointerType||""}function u(){t._view&&t.enabled&&t.enableRender&&(t.inRender=!0,t._view.traverseAllPasses(),t.inRender=!1),e.invokeRenderEvent()}e.bindEvents=n=>{t.container=n,n.addEventListener("contextmenu",gv),n.addEventListener("wheel",e.handleWheel),n.addEventListener("DOMMouseScroll",e.handleWheel),n.addEventListener("pointerenter",e.handlePointerEnter),n.addEventListener("pointerleave",e.handlePointerLeave),n.addEventListener("pointermove",e.handlePointerMove,{passive:!1}),n.addEventListener("pointerdown",e.handlePointerDown,{passive:!1}),n.addEventListener("pointerup",e.handlePointerUp),n.addEventListener("pointercancel",e.handlePointerCancel),document.addEventListener("keypress",e.handleKeyPress),document.addEventListener("keydown",e.handleKeyDown),document.addEventListener("keyup",e.handleKeyUp),document.addEventListener("pointerlockchange",e.handlePointerLockChange),n.style.touchAction="none",n.style.userSelect="none",n.style.webkitTapHighlightColor="rgba(0,0,0,0)"},e.unbindEvents=()=>{const{container:n}=t;n.removeEventListener("contextmenu",gv),n.removeEventListener("wheel",e.handleWheel),n.removeEventListener("DOMMouseScroll",e.handleWheel),n.removeEventListener("pointerenter",e.handlePointerEnter),n.removeEventListener("pointerleave",e.handlePointerLeave),n.removeEventListener("pointermove",e.handlePointerMove,{passive:!1}),n.removeEventListener("pointerdown",e.handlePointerDown,{passive:!1}),n.removeEventListener("pointerup",e.handlePointerUp),n.removeEventListener("pointercancel",e.handlePointerCancel),document.removeEventListener("keypress",e.handleKeyPress),document.removeEventListener("keydown",e.handleKeyDown),document.removeEventListener("keyup",e.handleKeyUp),document.removeEventListener("pointerlockchange",e.handlePointerLockChange),t.container=null,r.clear()},e.handleKeyPress=t=>{const n=l(t);e.keyPressEvent(n)},e.handleKeyDown=t=>{const n=l(t);e.keyDownEvent(n)},e.handleKeyUp=t=>{const n=l(t);e.keyUpEvent(n)},e.handlePointerEnter=t=>{const n={...s(t),position:i(t),deviceType:c(t)};e.pointerEnterEvent(n),"mouse"===n.deviceType&&e.mouseEnterEvent(n)},e.handlePointerLeave=t=>{const n={...s(t),position:i(t),deviceType:c(t)};e.pointerLeaveEvent(n),"mouse"===n.deviceType&&e.mouseLeaveEvent(n)},e.handlePointerDown=n=>{if(!(n.button>2||e.isPointerLocked()))switch(t.preventDefaultOnPointerDown&&gv(n),n.target.hasPointerCapture(n.pointerId)&&n.target.releasePointerCapture(n.pointerId),t.container.setPointerCapture(n.pointerId),r.has(n.pointerId)&&sv("[RenderWindowInteractor] duplicate pointerId detected"),r.set(n.pointerId,{pointerId:n.pointerId,position:i(n)}),n.pointerType){case"pen":case"touch":e.handleTouchStart(n);break;default:e.handleMouseDown(n)}},e.handlePointerUp=n=>{if(r.has(n.pointerId))switch(t.preventDefaultOnPointerUp&&gv(n),r.delete(n.pointerId),t.container.releasePointerCapture(n.pointerId),n.pointerType){case"pen":case"touch":e.handleTouchEnd(n);break;default:e.handleMouseUp(n)}},e.handlePointerCancel=t=>{if(r.has(t.pointerId))switch(r.delete(t.pointerId),t.pointerType){case"pen":case"touch":e.handleTouchEnd(t);break;default:e.handleMouseUp(t)}},e.handlePointerMove=t=>{switch(r.has(t.pointerId)&&(r.get(t.pointerId).position=i(t)),t.pointerType){case"pen":case"touch":e.handleTouchMove(t);break;default:e.handleMouseMove(t)}},e.handleMouseDown=t=>{const n={...s(t),position:i(t),deviceType:c(t)};switch(t.button){case 0:e.leftButtonPressEvent(n);break;case 1:e.middleButtonPressEvent(n);break;case 2:e.rightButtonPressEvent(n);break;default:lv(`Unknown mouse button pressed: ${t.button}`)}},e.requestPointerLock=()=>{t.container&&t.container.requestPointerLock()},e.exitPointerLock=()=>document.exitPointerLock?.(),e.isPointerLocked=()=>!!t.container&&document.pointerLockElement===t.container,e.handlePointerLockChange=()=>{e.isPointerLocked()?e.startPointerLockEvent():e.endPointerLockEvent()},e.requestAnimation=r=>{void 0!==r?n.has(r)?sv("requester is already registered for animating"):(n.add(r),t.animationRequest||1!==n.size||t.xrAnimation||(t._animationStartTime=Date.now(),t._animationFrameCount=0,t.animationRequest=requestAnimationFrame(e.handleAnimation),e.startAnimationEvent())):lv("undefined requester, can not start animating")},e.extendAnimation=r=>{const o=Date.now()+r;t._animationExtendedEnd=Math.max(t._animationExtendedEnd,o),t.animationRequest||0!==n.size||t.xrAnimation||(t._animationStartTime=Date.now(),t._animationFrameCount=0,t.animationRequest=requestAnimationFrame(e.handleAnimation),e.startAnimationEvent())},e.isAnimating=()=>t.xrAnimation||null!==t.animationRequest,e.cancelAnimation=function(r){let o=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(n.has(r))n.delete(r),t.animationRequest&&0===n.size&&Date.now()>t._animationExtendedEnd&&(cancelAnimationFrame(t.animationRequest),t.animationRequest=null,e.endAnimationEvent(),e.render());else if(!o){const e=r&&r.getClassName?r.getClassName():r;sv(`${e} did not request an animation`)}},e.switchToXRAnimation=()=>{t.animationRequest&&(cancelAnimationFrame(t.animationRequest),t.animationRequest=null),t.xrAnimation=!0},e.returnFromXRAnimation=()=>{t.xrAnimation=!1,0!==n.size&&(t.recentAnimationFrameRate=10,t.animationRequest=requestAnimationFrame(e.handleAnimation))},e.updateXRGamepads=(n,r,o)=>{n.inputSources.forEach((n=>{const a=null==n.gripSpace?null:r.getPose(n.gripSpace,o),i=n.gamepad,s=n.handedness;if(i){i.index in t.lastGamepadValues||(t.lastGamepadValues[i.index]={left:{buttons:{}},right:{buttons:{}},none:{buttons:{}}});for(let r=0;r<i.buttons.length;++r)r in t.lastGamepadValues[i.index][s].buttons||(t.lastGamepadValues[i.index][s].buttons[r]=!1),t.lastGamepadValues[i.index][s].buttons[r]!==i.buttons[r].pressed&&null!=a&&(e.button3DEvent({gamepad:i,position:a.transform.position,orientation:a.transform.orientation,pressed:i.buttons[r].pressed,device:"left"===n.handedness?av.LeftController:av.RightController,input:pv[i.mapping]&&pv[i.mapping][r]?pv[i.mapping][r]:iv.Trigger}),t.lastGamepadValues[i.index][s].buttons[r]=i.buttons[r].pressed),t.lastGamepadValues[i.index][s].buttons[r]&&null!=a&&e.move3DEvent({gamepad:i,position:a.transform.position,orientation:a.transform.orientation,device:"left"===n.handedness?av.LeftController:av.RightController})}}))},e.handleMouseMove=n=>{const r={...s(n),position:i(n),deviceType:c(n)};0===t.moveTimeoutID?e.startMouseMoveEvent(r):(e.mouseMoveEvent(r),clearTimeout(t.moveTimeoutID)),t.moveTimeoutID=setTimeout((()=>{e.endMouseMoveEvent(),t.moveTimeoutID=0}),200)},e.handleAnimation=()=>{const r=Date.now();t._animationFrameCount++,r-t._animationStartTime>1e3&&t._animationFrameCount>1&&(t.recentAnimationFrameRate=1e3*(t._animationFrameCount-1)/(r-t._animationStartTime),t.lastFrameTime=1/t.recentAnimationFrameRate,e.animationFrameRateUpdateEvent(),t._animationStartTime=r,t._animationFrameCount=1),e.animationEvent(),u(),n.size>0||Date.now()<t._animationExtendedEnd?t.animationRequest=requestAnimationFrame(e.handleAnimation):(cancelAnimationFrame(t.animationRequest),t.animationRequest=null,e.endAnimationEvent(),e.render())},e.handleWheel=n=>{gv(n);const r={...cv(n),...s(n),position:i(n),deviceType:c(n)};0===t.wheelTimeoutID&&(o=Math.abs(r.spinY)>=.3?Math.abs(r.spinY):1),r.spinY/=o,0===t.wheelTimeoutID?(e.startMouseWheelEvent(r),e.mouseWheelEvent(r)):(e.mouseWheelEvent(r),clearTimeout(t.wheelTimeoutID)),t.mouseScrollDebounceByPass?(e.extendAnimation(600),e.endMouseWheelEvent(),t.wheelTimeoutID=0):t.wheelTimeoutID=setTimeout((()=>{e.extendAnimation(600),e.endMouseWheelEvent(),t.wheelTimeoutID=0}),200)},e.handleMouseUp=t=>{const n={...s(t),position:i(t),deviceType:c(t)};switch(t.button){case 0:e.leftButtonReleaseEvent(n);break;case 1:e.middleButtonReleaseEvent(n);break;case 2:e.rightButtonReleaseEvent(n);break;default:lv(`Unknown mouse button released: ${t.button}`)}},e.handleTouchStart=n=>{const o=[...r.values()];if(t.recognizeGestures&&o.length>1){const t=mv(r);if(2===o.length){const t={...s(dv),position:o[0].position,deviceType:c(n)};e.leftButtonReleaseEvent(t)}e.recognizeGesture("TouchStart",t)}else if(1===o.length){const t={...s(dv),position:i(n),deviceType:c(n)};e.leftButtonPressEvent(t)}},e.handleTouchMove=n=>{const o=[...r.values()];if(t.recognizeGestures&&o.length>1){const t=mv(r);e.recognizeGesture("TouchMove",t)}else if(1===o.length){const t={...s(dv),position:o[0].position,deviceType:c(n)};e.mouseMoveEvent(t)}},e.handleTouchEnd=n=>{const o=[...r.values()];if(t.recognizeGestures)if(0===o.length){const t={...s(dv),position:i(n),deviceType:c(n)};e.leftButtonReleaseEvent(t)}else if(1===o.length){const t=mv(r);e.recognizeGesture("TouchEnd",t);const a={...s(dv),position:o[0].position,deviceType:c(n)};e.leftButtonPressEvent(a)}else{const t=mv(r);e.recognizeGesture("TouchMove",t)}else if(1===o.length){const t={...s(dv),position:o[0].position,deviceType:c(n)};e.leftButtonReleaseEvent(t)}},e.setView=n=>{t._view!==n&&(t._view=n,t._view.getRenderable().setInteractor(e),e.modified())},e.getFirstRenderer=()=>t._view?.getRenderable()?.getRenderersByReference()?.[0],e.findPokedRenderer=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;if(!t._view)return null;const r=t._view?.getRenderable()?.getRenderers();if(!r||0===r.length)return null;r.sort(((e,t)=>e.getLayer()-t.getLayer()));let o=null,a=null,i=null,s=r.length;for(;s--;){const l=r[s];if(t._view.isInViewport(e,n,l)&&l.getInteractive()){i=l;break}null===o&&l.getInteractive()&&(o=l),null===a&&t._view.isInViewport(e,n,l)&&(a=l)}return null===i&&(i=o),null===i&&(i=a),null==i&&(i=r[0]),i},e.render=()=>{e.isAnimating()||t.inRender||u()},fv.forEach((n=>{const r=n.charAt(0).toLowerCase()+n.slice(1);e[`${r}Event`]=r=>{if(!t.enabled)return;if(!e.getCurrentRenderer())return void uv("\n Can not forward events without a current renderer on the interactor.\n ");const o={type:n,pokedRenderer:t.currentRenderer,firstRenderer:e.getFirstRenderer(),...r};e[`invoke${n}`](o)}})),e.recognizeGesture=(n,r)=>{if(Object.keys(r).length>2)return;if(t.startingEventPositions||(t.startingEventPositions={}),"TouchStart"===n)return Object.keys(r).forEach((e=>{t.startingEventPositions[e]=r[e]})),void(t.currentGesture="Start");if("TouchEnd"===n)return"Pinch"===t.currentGesture&&(e.render(),e.endPinchEvent()),"Rotate"===t.currentGesture&&(e.render(),e.endRotateEvent()),"Pan"===t.currentGesture&&(e.render(),e.endPanEvent()),t.currentGesture="Start",void(t.startingEventPositions={});let o=0;const a=[],i=[];Object.keys(r).forEach((e=>{a[o]=r[e],i[o]=t.startingEventPositions[e],o++}));const s=Math.sqrt((i[0].x-i[1].x)*(i[0].x-i[1].x)+(i[0].y-i[1].y)*(i[0].y-i[1].y)),l=Math.sqrt((a[0].x-a[1].x)*(a[0].x-a[1].x)+(a[0].y-a[1].y)*(a[0].y-a[1].y));let c=Oo(Math.atan2(i[1].y-i[0].y,i[1].x-i[0].x)),u=Oo(Math.atan2(a[1].y-a[0].y,a[1].x-a[0].x)),d=u-c;u=u+180>=360?u-180:u+180,c=c+180>=360?c-180:c+180,Math.abs(u-c)<Math.abs(d)&&(d=u-c);const p=[];if(p[0]=(a[0].x-i[0].x+a[1].x-i[1].x)/2,p[1]=(a[0].y-i[0].y+a[1].y-i[1].y)/2,"TouchMove"===n)if("Start"===t.currentGesture){let n=.01*Math.sqrt(t.container.clientWidth*t.container.clientWidth+t.container.clientHeight*t.container.clientHeight);n<15&&(n=15);const o=Math.abs(l-s),a=3.1415926*l*Math.abs(d)/360,i=Math.sqrt(p[0]*p[0]+p[1]*p[1]);if(o>n&&o>a&&o>i){t.currentGesture="Pinch";const n={scale:1,touches:r};e.startPinchEvent(n)}else if(a>n&&a>i){t.currentGesture="Rotate";const n={rotation:0,touches:r};e.startRotateEvent(n)}else if(i>n){t.currentGesture="Pan";const n={translation:[0,0],touches:r};e.startPanEvent(n)}}else{if("Rotate"===t.currentGesture){const t={rotation:d,touches:r};e.rotateEvent(t)}if("Pinch"===t.currentGesture){const t={scale:l/s,touches:r};e.pinchEvent(t)}if("Pan"===t.currentGesture){const t={translation:p,touches:r};e.panEvent(t)}}},e.handleVisibilityChange=()=>{t._animationStartTime=Date.now(),t._animationFrameCount=0},e.setCurrentRenderer=e=>{t._forcedRenderer=!!e,t.currentRenderer=e};const d=e.delete;e.delete=()=>{for(;n.size;)e.cancelAnimation(n.values().next().value);void 0!==document.hidden&&document.removeEventListener("visibilitychange",e.handleVisibilityChange),t.container&&e.unbindEvents(),d()},void 0!==document.hidden&&document.addEventListener("visibilitychange",e.handleVisibilityChange,!1)}const vv={renderWindow:null,interactorStyle:null,picker:null,pickingManager:null,initialized:!1,enabled:!1,enableRender:!0,currentRenderer:null,lightFollowCamera:!0,desiredUpdateRate:30,stillUpdateRate:2,container:null,recognizeGestures:!0,currentGesture:"Start",animationRequest:null,lastFrameTime:.1,recentAnimationFrameRate:10,wheelTimeoutID:0,moveTimeoutID:0,lastGamepadValues:{},preventDefaultOnPointerDown:!1,preventDefaultOnPointerUp:!1,mouseScrollDebounceByPass:!1};function yv(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,vv,n),Ht.obj(e,t),t._animationExtendedEnd=0,Ht.event(e,t,"RenderEvent"),fv.forEach((n=>Ht.event(e,t,n))),Ht.get(e,t,["initialized","container","interactorStyle","lastFrameTime","recentAnimationFrameRate","_view"]),Ht.setGet(e,t,["lightFollowCamera","enabled","enableRender","recognizeGestures","desiredUpdateRate","stillUpdateRate","picker","preventDefaultOnPointerDown","preventDefaultOnPointerUp","mouseScrollDebounceByPass"]),Ht.moveToProtected(e,t,["view"]),hv(e,t)}var Tv={newInstance:Ht.newInstance(yv,"vtkRenderWindowInteractor"),extend:yv,handledEvents:fv,...ov};const{vtkErrorMacro:bv,VOID:xv}=Ht;function Cv(e,t){t.classHierarchy.push("vtkInteractorObserver");const n={...e};function r(){for(;t.subscribedEvents.length;)t.subscribedEvents.pop().unsubscribe()}function o(){Tv.handledEvents.forEach((n=>{e[`handle${n}`]&&t.subscribedEvents.push(t._interactor[`on${n}`]((r=>t.processEvents?e[`handle${n}`](r):xv),t.priority))}))}e.setInteractor=n=>{n!==t._interactor&&(r(),t._interactor=n,n&&t.enabled&&o(),e.modified())},e.setEnabled=n=>{n!==t.enabled&&(r(),n&&(t._interactor?o():bv("\n The interactor must be set before subscribing to events\n ")),t.enabled=n,e.modified())},e.computeDisplayToWorld=(e,n,r,o)=>e?t._interactor.getView().displayToWorld(n,r,o,e):null,e.computeWorldToDisplay=(e,n,r,o)=>e?t._interactor.getView().worldToDisplay(n,r,o,e):null,e.setPriority=e=>{n.setPriority(e)&&t._interactor&&(r(),o())}}const Sv={enabled:!0,priority:0,processEvents:!0,subscribedEvents:[]};function Av(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Sv,n),Ht.obj(e,t),Ht.event(e,t,"InteractionEvent"),Ht.event(e,t,"StartInteractionEvent"),Ht.event(e,t,"EndInteractionEvent"),Ht.get(e,t,["_interactor","enabled"]),Ht.setGet(e,t,["priority","processEvents"]),Ht.moveToProtected(e,t,["interactor"]),Cv(e,t)}var Iv={newInstance:Ht.newInstance(Av,"vtkInteractorObserver"),extend:Av,computeWorldToDisplay:function(e,t,n,r){return e.getRenderWindow().getViews()[0].worldToDisplay(t,n,r,e)},computeDisplayToWorld:function(e,t,n,r){return e.getRenderWindow().getViews()[0].displayToWorld(t,n,r,e)}},Pv={States:{IS_START:0,IS_NONE:0,IS_ROTATE:1,IS_PAN:2,IS_SPIN:3,IS_DOLLY:4,IS_CAMERA_POSE:11,IS_WINDOW_LEVEL:1024,IS_SLICE:1025}};const{States:wv}=Pv,Ov={Rotate:wv.IS_ROTATE,Pan:wv.IS_PAN,Spin:wv.IS_SPIN,Dolly:wv.IS_DOLLY,CameraPose:wv.IS_CAMERA_POSE,WindowLevel:wv.IS_WINDOW_LEVEL,Slice:wv.IS_SLICE};function Mv(e,t){t.classHierarchy.push("vtkInteractorStyle"),Object.keys(Ov).forEach((n=>{Ht.event(e,t,`Start${n}Event`),e[`start${n}`]=()=>{t.state===wv.IS_NONE&&(t.state=Ov[n],t._interactor.requestAnimation(e),e.invokeStartInteractionEvent({type:"StartInteractionEvent"}),e[`invokeStart${n}Event`]({type:`Start${n}Event`}))},Ht.event(e,t,`End${n}Event`),e[`end${n}`]=()=>{t.state===Ov[n]&&(t.state=wv.IS_NONE,t._interactor.cancelAnimation(e),e.invokeEndInteractionEvent({type:"EndInteractionEvent"}),e[`invokeEnd${n}Event`]({type:`End${n}Event`}),t._interactor.render())}})),e.handleKeyPress=e=>{const n=t._interactor;let r=null;switch(e.key){case"r":case"R":e.pokedRenderer.resetCamera(),n.render();break;case"w":case"W":r=e.pokedRenderer.getActors(),r.forEach((e=>{const t=e.getProperty();t.setRepresentationToWireframe&&t.setRepresentationToWireframe()})),n.render();break;case"s":case"S":r=e.pokedRenderer.getActors(),r.forEach((e=>{const t=e.getProperty();t.setRepresentationToSurface&&t.setRepresentationToSurface()})),n.render();break;case"v":case"V":r=e.pokedRenderer.getActors(),r.forEach((e=>{const t=e.getProperty();t.setRepresentationToPoints&&t.setRepresentationToPoints()})),n.render()}}}const Rv={state:wv.IS_NONE,handleObservers:1,autoAdjustCameraClippingRange:1};function Dv(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Rv,n),Iv.extend(e,t,n),Mv(e,t)}var Ev={newInstance:Ht.newInstance(Dv,"vtkInteractorStyle"),extend:Dv,...Pv};const{States:Vv}=Pv;function Lv(e,t){t.classHierarchy.push("vtkInteractorStyleTrackballCamera"),e.handleMouseMove=n=>{const r=n.position,o=n.pokedRenderer;switch(t.state){case Vv.IS_ROTATE:e.handleMouseRotate(o,r),e.invokeInteractionEvent({type:"InteractionEvent"});break;case Vv.IS_PAN:e.handleMousePan(o,r),e.invokeInteractionEvent({type:"InteractionEvent"});break;case Vv.IS_DOLLY:e.handleMouseDolly(o,r),e.invokeInteractionEvent({type:"InteractionEvent"});break;case Vv.IS_SPIN:e.handleMouseSpin(o,r),e.invokeInteractionEvent({type:"InteractionEvent"})}t.previousPosition=r},e.handleButton3D=n=>{!n||!n.pressed||n.device!==nv.RightController||n.input!==rv.Trigger&&n.input!==rv.TrackPad?!n||n.pressed||n.device!==nv.RightController||n.input!==rv.Trigger&&n.input!==rv.TrackPad||t.state!==Vv.IS_CAMERA_POSE||e.endCameraPose():e.startCameraPose()},e.handleMove3D=n=>{t.state===Vv.IS_CAMERA_POSE&&e.updateCameraPose(n)},e.updateCameraPose=e=>{const t=e.pokedRenderer.getActiveCamera(),n=t.getPhysicalTranslation(),r=.025*t.getPhysicalScale(),o=t.physicalOrientationToWorldDirection([e.orientation.x,e.orientation.y,e.orientation.z,e.orientation.w]);t.setPhysicalTranslation(n[0]+o[0]*r,n[1]+o[1]*r,n[2]+o[2]*r)},e.handleLeftButtonPress=n=>{const r=n.position;t.previousPosition=r,n.shiftKey?n.controlKey||n.altKey?e.startDolly():e.startPan():n.controlKey||n.altKey?e.startSpin():e.startRotate()},e.handleLeftButtonRelease=()=>{switch(t.state){case Vv.IS_DOLLY:e.endDolly();break;case Vv.IS_PAN:e.endPan();break;case Vv.IS_SPIN:e.endSpin();break;case Vv.IS_ROTATE:e.endRotate()}},e.handleStartMouseWheel=()=>{e.startDolly()},e.handleEndMouseWheel=()=>{e.endDolly()},e.handleStartPinch=n=>{t.previousScale=n.scale,e.startDolly()},e.handleEndPinch=()=>{e.endDolly()},e.handleStartRotate=n=>{t.previousRotation=n.rotation,e.startRotate()},e.handleEndRotate=()=>{e.endRotate()},e.handleStartPan=n=>{t.previousTranslation=n.translation,e.startPan()},e.handleEndPan=()=>{e.endPan()},e.handlePinch=n=>{e.dollyByFactor(n.pokedRenderer,n.scale/t.previousScale),t.previousScale=n.scale},e.handlePan=n=>{const r=n.pokedRenderer.getActiveCamera();let o=r.getFocalPoint();o=e.computeWorldToDisplay(n.pokedRenderer,o[0],o[1],o[2]);const a=o[2],i=n.translation,s=t.previousTranslation,l=e.computeDisplayToWorld(n.pokedRenderer,o[0]+i[0]-s[0],o[1]+i[1]-s[1],a),c=e.computeDisplayToWorld(n.pokedRenderer,o[0],o[1],a),u=[];u[0]=c[0]-l[0],u[1]=c[1]-l[1],u[2]=c[2]-l[2],o=r.getFocalPoint();const d=r.getPosition();r.setFocalPoint(u[0]+o[0],u[1]+o[1],u[2]+o[2]),r.setPosition(u[0]+d[0],u[1]+d[1],u[2]+d[2]),t._interactor.getLightFollowCamera()&&n.pokedRenderer.updateLightsGeometryToFollowCamera(),r.orthogonalizeViewUp(),t.previousTranslation=n.translation},e.handleRotate=e=>{const n=e.pokedRenderer.getActiveCamera();n.roll(e.rotation-t.previousRotation),n.orthogonalizeViewUp(),t.previousRotation=e.rotation},e.handleMouseRotate=(e,n)=>{if(!t.previousPosition)return;const r=t._interactor,o=n.x-t.previousPosition.x,a=n.y-t.previousPosition.y,i=r.getView().getViewportSize(e);let s=-.1,l=-.1;i[0]&&i[1]&&(s=-20/i[1],l=-20/i[0]);const c=o*l*t.motionFactor,u=a*s*t.motionFactor,d=e.getActiveCamera();Number.isNaN(c)||Number.isNaN(u)||(d.azimuth(c),d.elevation(u),d.orthogonalizeViewUp()),t.autoAdjustCameraClippingRange&&e.resetCameraClippingRange(),r.getLightFollowCamera()&&e.updateLightsGeometryToFollowCamera()},e.handleMouseSpin=(e,n)=>{if(!t.previousPosition)return;const r=t._interactor,o=e.getActiveCamera(),a=r.getView().getViewportCenter(e),i=Oo(Math.atan2(t.previousPosition.y-a[1],t.previousPosition.x-a[0])),s=Oo(Math.atan2(n.y-a[1],n.x-a[0]))-i;Number.isNaN(s)||(o.roll(s),o.orthogonalizeViewUp())},e.handleMousePan=(n,r)=>{if(!t.previousPosition)return;const o=n.getActiveCamera();let a=o.getFocalPoint();a=e.computeWorldToDisplay(n,a[0],a[1],a[2]);const i=a[2],s=e.computeDisplayToWorld(n,r.x,r.y,i),l=e.computeDisplayToWorld(n,t.previousPosition.x,t.previousPosition.y,i),c=[];c[0]=l[0]-s[0],c[1]=l[1]-s[1],c[2]=l[2]-s[2],a=o.getFocalPoint();const u=o.getPosition();o.setFocalPoint(c[0]+a[0],c[1]+a[1],c[2]+a[2]),o.setPosition(c[0]+u[0],c[1]+u[1],c[2]+u[2]),t._interactor.getLightFollowCamera()&&n.updateLightsGeometryToFollowCamera()},e.handleMouseDolly=(n,r)=>{if(!t.previousPosition)return;const o=r.y-t.previousPosition.y,a=t._interactor.getView().getViewportCenter(n),i=t.motionFactor*o/a[1];e.dollyByFactor(n,1.1**i)},e.handleMouseWheel=n=>{const r=1-n.spinY/t.zoomFactor;e.dollyByFactor(n.pokedRenderer,r)},e.dollyByFactor=(e,n)=>{if(Number.isNaN(n))return;const r=e.getActiveCamera();r.getParallelProjection()?r.setParallelScale(r.getParallelScale()/n):(r.dolly(n),t.autoAdjustCameraClippingRange&&e.resetCameraClippingRange()),t._interactor.getLightFollowCamera()&&e.updateLightsGeometryToFollowCamera()}}const Bv={motionFactor:10,zoomFactor:10};function Nv(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Bv,n),Ev.extend(e,t,n),Ht.setGet(e,t,["motionFactor","zoomFactor"]),Lv(e,t)}var _v={newInstance:Ht.newInstance(Nv,"vtkInteractorStyleTrackballCamera"),extend:Nv};function Fv(e){return e}function kv(e){return null===e||"null"===e?null:"true"===e||"false"!==e&&(void 0!==e&&"undefined"!==e?"["===e[0]&&"]"===e[e.length-1]?e.substring(1,e.length-1).split(",").map((e=>kv(e.trim()))):""===e||Number.isNaN(Number(e))?e:Number(e):void 0)}var Gv=function(){let e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:window.location.search;const n={},r=e?kv:Fv,o=(t||"").replace(/#.*/,"").replace("?","").split("&");return o.forEach((e=>{const[t,o]=e.split("=").map((e=>decodeURIComponent(e)));t&&(n[t]=!o||r(o))})),n};function Uv(e,t){t.classHierarchy.push("vtkRenderPass"),e.getOperation=()=>t.currentOperation,e.setCurrentOperation=e=>{t.currentOperation=e,t.currentTraverseOperation=`traverse${Ht.capitalize(t.currentOperation)}`},e.getTraverseOperation=()=>t.currentTraverseOperation,e.traverse=function(n){let r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;t.deleted||(t._currentParent=r,t.preDelegateOperations.forEach((t=>{e.setCurrentOperation(t),n.traverse(e)})),t.delegates.forEach((t=>{t.traverse(n,e)})),t.postDelegateOperations.forEach((t=>{e.setCurrentOperation(t),n.traverse(e)})))}}const zv={delegates:[],currentOperation:null,preDelegateOperations:[],postDelegateOperations:[],currentParent:null};function Wv(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,zv,n),Ht.obj(e,t),Ht.get(e,t,["currentOperation"]),Ht.setGet(e,t,["delegates","_currentParent","preDelegateOperations","postDelegateOperations"]),Ht.moveToProtected(e,t,["currentParent"]),Uv(e,t)}var Hv={newInstance:Ht.newInstance(Wv,"vtkRenderPass"),extend:Wv};const{Representation:jv}=us,{vtkErrorMacro:Kv}=Ht;function $v(e){const t=sd.substitute(e.Fragment,"//VTK::RenderPassFragmentShader::Impl","\n float weight = gl_FragData[0].a * pow(max(1.1 - gl_FragCoord.z, 0.0), 2.0);\n gl_FragData[0] = vec4(gl_FragData[0].rgb*weight, gl_FragData[0].a);\n gl_FragData[1].r = weight;\n ",!1);e.Fragment=t.result}function qv(e,t){t.classHierarchy.push("vtkOpenGLOrderIndependentTranslucentPass"),e.createVertexBuffer=()=>{const e=new Float32Array([-1,-1,-1,1,-1,-1,-1,1,-1,1,1,-1]),n=new Float32Array([0,0,1,0,0,1,1,1]),r=new Uint16Array([4,0,1,3,2]),o=Rs.newInstance({numberOfComponents:3,values:e});o.setName("points");const a=Rs.newInstance({numberOfComponents:2,values:n});a.setName("tcoords");const i=Rs.newInstance({numberOfComponents:1,values:r});t.tris.getCABO().createVBO(i,"polys",jv.SURFACE,{points:o,tcoords:a,cellOffset:0}),t.VBOBuildTime.modified()},e.createFramebuffer=e=>{const n=e.getSize(),r=e.getContext();t.framebuffer=zp.newInstance(),t.framebuffer.setOpenGLRenderWindow(e),t.framebuffer.create(...n),t.framebuffer.saveCurrentBindingsAndBuffers(),t.framebuffer.bind(),t.translucentRGBATexture=Ld.newInstance(),t.translucentRGBATexture.setInternalFormat(r.RGBA16F),t.translucentRGBATexture.setFormat(r.RGBA),t.translucentRGBATexture.setOpenGLDataType(r.HALF_FLOAT),t.translucentRGBATexture.setOpenGLRenderWindow(e),t.translucentRGBATexture.create2DFromRaw(n[0],n[1],4,"Float32Array",null),t.translucentRTexture=Ld.newInstance(),t.translucentRTexture.setInternalFormat(r.R16F),t.translucentRTexture.setFormat(r.RED),t.translucentRTexture.setOpenGLDataType(r.HALF_FLOAT),t.translucentRTexture.setOpenGLRenderWindow(e),t.translucentRTexture.create2DFromRaw(n[0],n[1],1,"Float32Array",null),t.translucentZTexture=Ld.newInstance(),t.translucentZTexture.setOpenGLRenderWindow(e),t.translucentZTexture.createDepthFromRaw(n[0],n[1],"Float32Array",null),t.framebuffer.setColorBuffer(t.translucentRGBATexture,0),t.framebuffer.setColorBuffer(t.translucentRTexture,1),t.framebuffer.setDepthBuffer(t.translucentZTexture)},e.createCopyShader=e=>{t.copyShader=e.getShaderCache().readyShaderProgramArray(["//VTK::System::Dec","attribute vec4 vertexDC;","attribute vec2 tcoordTC;","varying vec2 tcoord;","void main() { tcoord = tcoordTC; gl_Position = vertexDC; }"].join("\n"),"//VTK::System::Dec\n\nin vec2 tcoord;\n\nuniform sampler2D translucentRTexture;\nuniform sampler2D translucentRGBATexture;\n\n// the output of this shader\n//VTK::Output::Dec\n\nvoid main()\n{\n vec4 t1Color = texture(translucentRGBATexture, tcoord);\n float t2Color = texture(translucentRTexture, tcoord).r;\n gl_FragData[0] = vec4(t1Color.rgb/max(t2Color,0.01), 1.0 - t1Color.a);\n}\n","")},e.createVBO=n=>{const r=n.getContext();t.tris.setOpenGLRenderWindow(n),e.createVertexBuffer();const o=t.copyShader;t.tris.getCABO().bind(),t.copyVAO.addAttributeArray(o,t.tris.getCABO(),"vertexDC",t.tris.getCABO().getVertexOffset(),t.tris.getCABO().getStride(),r.FLOAT,3,r.FALSE)||Kv("Error setting vertexDC in copy shader VAO."),t.copyVAO.addAttributeArray(o,t.tris.getCABO(),"tcoordTC",t.tris.getCABO().getTCoordOffset(),t.tris.getCABO().getStride(),r.FLOAT,2,r.FALSE)||Kv("Error setting vertexDC in copy shader VAO.")},e.traverse=(n,r,o)=>{if(t.deleted)return;const a=n.getSize(),i=n.getContext();if(t._supported=!1,r.getSelector()||!i||!n.getWebgl2()||!i.getExtension("EXT_color_buffer_half_float")&&!i.getExtension("EXT_color_buffer_float"))return e.setCurrentOperation("translucentPass"),void r.traverse(e);if(t._supported=!0,null===t.framebuffer)e.createFramebuffer(n);else{const r=t.framebuffer.getSize();null===r||r[0]!==a[0]||r[1]!==a[1]?(t.framebuffer.releaseGraphicsResources(),t.translucentRGBATexture.releaseGraphicsResources(n),t.translucentRTexture.releaseGraphicsResources(n),t.translucentZTexture.releaseGraphicsResources(n),e.createFramebuffer(n)):(t.framebuffer.saveCurrentBindingsAndBuffers(),t.framebuffer.bind())}i.drawBuffers([i.COLOR_ATTACHMENT0]),i.clearBufferfv(i.COLOR,0,[0,0,0,0]),i.clearBufferfv(i.DEPTH,0,[1]),i.colorMask(!1,!1,!1,!1),o.getOpaqueActorCount()>0&&(o.setCurrentOperation("opaqueZBufferPass"),r.traverse(o)),i.colorMask(!0,!0,!0,!0),i.drawBuffers([i.COLOR_ATTACHMENT0,i.COLOR_ATTACHMENT1]),i.viewport(0,0,a[0],a[1]),i.scissor(0,0,a[0],a[1]),i.clearBufferfv(i.COLOR,0,[0,0,0,1]),i.clearBufferfv(i.COLOR,1,[0,0,0,0]),i.enable(i.DEPTH_TEST),i.enable(i.BLEND),i.blendFuncSeparate(i.ONE,i.ONE,i.ZERO,i.ONE_MINUS_SRC_ALPHA),e.setCurrentOperation("translucentPass"),r.traverse(e),i.drawBuffers([i.NONE]),t.framebuffer.restorePreviousBindingsAndBuffers(),null===t.copyShader?e.createCopyShader(n):n.getShaderCache().readyShaderProgram(t.copyShader),t.copyVAO||(t.copyVAO=dd.newInstance(),t.copyVAO.setOpenGLRenderWindow(n)),t.copyVAO.bind(),t.VBOBuildTime.getMTime()<e.getMTime()&&e.createVBO(n),i.blendFuncSeparate(i.SRC_ALPHA,i.ONE_MINUS_SRC_ALPHA,i.ONE,i.ONE_MINUS_SRC_ALPHA),i.depthMask(!1),i.depthFunc(i.ALWAYS),i.viewport(0,0,a[0],a[1]),i.scissor(0,0,a[0],a[1]),t.translucentRGBATexture.activate(),t.copyShader.setUniformi("translucentRGBATexture",t.translucentRGBATexture.getTextureUnit()),t.translucentRTexture.activate(),t.copyShader.setUniformi("translucentRTexture",t.translucentRTexture.getTextureUnit()),i.drawArrays(i.TRIANGLES,0,t.tris.getCABO().getElementCount()),i.depthMask(!0),i.depthFunc(i.LEQUAL),t.translucentRGBATexture.deactivate(),t.translucentRTexture.deactivate()},e.getShaderReplacement=()=>t._supported?$v:null,e.releaseGraphicsResources=n=>{t.framebuffer&&(t.framebuffer.releaseGraphicsResources(n),t.framebuffer=null),t.translucentRGBATexture&&(t.translucentRGBATexture.releaseGraphicsResources(n),t.translucentRGBATexture=null),t.translucentRTexture&&(t.translucentRTexture.releaseGraphicsResources(n),t.translucentRTexture=null),t.translucentZTexture&&(t.translucentZTexture.releaseGraphicsResources(n),t.translucentZTexture=null),t.copyVAO&&(t.copyVAO.releaseGraphicsResources(n),t.copyVAO=null),t.copyShader&&(t.copyShader.releaseGraphicsResources(n),t.copyShader=null),t.tris&&(t.tris.releaseGraphicsResources(n),t.tris=null),e.modified()}}const Xv={framebuffer:null,copyShader:null,tris:null};function Yv(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Xv,n),Hv.extend(e,t,n),t.VBOBuildTime={},Ht.obj(t.VBOBuildTime,{mtime:0}),t.tris=hd.newInstance(),Ht.get(e,t,["framebuffer"]),qv(e,t)}var Zv={newInstance:Ht.newInstance(Yv,"vtkOpenGLOrderIndependentTranslucentPass"),extend:Yv};function Qv(e,t){t.classHierarchy.push("vtkForwardPass"),e.traverse=function(n){let r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;if(t.deleted)return;t._currentParent=r,e.setCurrentOperation("buildPass"),n.traverse(e);const o=n.getRenderable().getNumberOfLayers(),a=n.getChildren();for(let r=0;r<o;r++)for(let o=0;o<a.length;o++){const i=a[o],s=n.getRenderable().getRenderers()[o];if(s.getDraw()&&s.getLayer()===r){if(t.opaqueActorCount=0,t.translucentActorCount=0,t.volumeCount=0,t.overlayActorCount=0,e.setCurrentOperation("queryPass"),i.traverse(e),(t.opaqueActorCount>0||t.translucentActorCount>0)&&t.volumeCount>0||t.depthRequested){const r=n.getFramebufferSize();null===t.framebuffer&&(t.framebuffer=zp.newInstance()),t.framebuffer.setOpenGLRenderWindow(n),t.framebuffer.saveCurrentBindingsAndBuffers();const o=t.framebuffer.getSize();null!==o&&o[0]===r[0]&&o[1]===r[1]||(t.framebuffer.create(r[0],r[1]),t.framebuffer.populateFramebuffer()),t.framebuffer.bind(),e.setCurrentOperation("zBufferPass"),i.traverse(e),t.framebuffer.restorePreviousBindingsAndBuffers(),t.depthRequested=!1}e.setCurrentOperation("cameraPass"),i.traverse(e),t.opaqueActorCount>0&&(e.setCurrentOperation("opaquePass"),i.traverse(e)),t.translucentActorCount>0&&(t.translucentPass||(t.translucentPass=Zv.newInstance()),t.translucentPass.traverse(n,i,e)),t.volumeCount>0&&(e.setCurrentOperation("volumePass"),i.traverse(e)),t.overlayActorCount>0&&(e.setCurrentOperation("overlayPass"),i.traverse(e))}}},e.getZBufferTexture=()=>t.framebuffer?t.framebuffer.getColorTexture():null,e.requestDepth=()=>{t.depthRequested=!0},e.incrementOpaqueActorCount=()=>t.opaqueActorCount++,e.incrementTranslucentActorCount=()=>t.translucentActorCount++,e.incrementVolumeCount=()=>t.volumeCount++,e.incrementOverlayActorCount=()=>t.overlayActorCount++}const Jv={opaqueActorCount:0,translucentActorCount:0,volumeCount:0,overlayActorCount:0,framebuffer:null,depthRequested:!1};function ey(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Jv,n),Hv.extend(e,t,n),Ht.get(e,t,["framebuffer","opaqueActorCount","translucentActorCount","volumeCount"]),Qv(e,t)}var ty={newInstance:Ht.newInstance(ey,"vtkForwardPass"),extend:ey},ny=n(594),ry=n.n(ny);const oy=["lastShaderBound","context","_openGLRenderWindow"];function ay(e,t){t.classHierarchy.push("vtkShaderCache"),e.replaceShaderValues=(e,n,r)=>{let o=n;r.length>0&&(o=sd.substitute(o,"VSOut","GSOut").result);const a=t._openGLRenderWindow.getWebgl2();let i="\n",s="#version 100\n";a?s="#version 300 es\n#define attribute in\n#define textureCube texture\n#define texture2D texture\n#define textureCubeLod textureLod\n#define texture2DLod textureLod\n":(t.context.getExtension("OES_standard_derivatives"),t.context.getExtension("EXT_frag_depth")&&(i="#extension GL_EXT_frag_depth : enable\n"),t.context.getExtension("EXT_shader_texture_lod")&&(i+="#extension GL_EXT_shader_texture_lod : enable\n#define textureCubeLod textureCubeLodEXT\n#define texture2DLod texture2DLodEXT")),o=sd.substitute(o,"//VTK::System::Dec",[`${s}\n`,a?"":"#extension GL_OES_standard_derivatives : enable\n",i,"#ifdef GL_FRAGMENT_PRECISION_HIGH","precision highp float;","precision highp int;","#else","precision mediump float;","precision mediump int;","#endif"]).result;let l=sd.substitute(e,"//VTK::System::Dec",[`${s}\n`,"#ifdef GL_FRAGMENT_PRECISION_HIGH","precision highp float;","precision highp int;","#else","precision mediump float;","precision mediump int;","#endif"]).result;if(a){l=sd.substitute(l,"varying","out").result,o=sd.substitute(o,"varying","in").result;let e="",t=0;for(;o.includes(`gl_FragData[${t}]`);)o=sd.substitute(o,`gl_FragData\\[${t}\\]`,`fragOutput${t}`).result,e+=`layout(location = ${t}) out vec4 fragOutput${t};\n`,t++;o=sd.substitute(o,"//VTK::Output::Dec",e).result}return{VSSource:l,FSSource:o,GSSource:sd.substitute(r,"//VTK::System::Dec",s).result}},e.readyShaderProgramArray=(t,n,r)=>{const o=e.replaceShaderValues(t,n,r),a=e.getShaderProgram(o.VSSource,o.FSSource,o.GSSource);return e.readyShaderProgram(a)},e.readyShaderProgram=t=>t&&(t.getCompiled()||t.compileShader())&&e.bindShader(t)?t:null,e.getShaderProgram=(e,n,r)=>{const o=`${e}${n}${r}`,a=ry().hash(o);if(!(a in t.shaderPrograms)){const o=sd.newInstance();return o.setContext(t.context),o.getVertexShader().setSource(e),o.getFragmentShader().setSource(n),r&&o.getGeometryShader().setSource(r),o.setMd5Hash(a),t.shaderPrograms[a]=o,o}return t.shaderPrograms[a]},e.releaseGraphicsResources=n=>{e.releaseCurrentShader(),Object.keys(t.shaderPrograms).map((e=>t.shaderPrograms[e])).forEach((e=>e.releaseGraphicsResources(n)))},e.releaseGraphicsResources=()=>{t.astShaderBound&&(t.lastShaderBound.release(),t.lastShaderBound=null)},e.bindShader=e=>(t.lastShaderBound===e||(t.lastShaderBound&&t.lastShaderBound.release(),e.bind(),t.lastShaderBound=e),1)}const iy={lastShaderBound:null,shaderPrograms:null,context:null};function sy(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,iy,n),t.shaderPrograms={},Ht.obj(e,t),Ht.setGet(e,t,oy),Ht.moveToProtected(e,t,["openGLRenderWindow"]),ay(e,t)}var ly={newInstance:Ht.newInstance(sy,"vtkShaderCache"),extend:sy};const{vtkErrorMacro:cy}=Ht;function uy(e,t){t.classHierarchy.push("vtkOpenGLTextureUnitManager"),e.deleteTable=()=>{for(let e=0;e<t.numberOfTextureUnits;++e)!0===t.textureUnits[e]&&cy("some texture units were not properly released");t.textureUnits=[],t.numberOfTextureUnits=0},e.setContext=n=>{if(t.context!==n){if(0!==t.context&&e.deleteTable(),t.context=n,t.context){t.numberOfTextureUnits=n.getParameter(n.MAX_TEXTURE_IMAGE_UNITS);for(let e=0;e<t.numberOfTextureUnits;++e)t.textureUnits[e]=!1}e.modified()}},e.allocate=()=>{for(let n=0;n<t.numberOfTextureUnits;n++)if(!e.isAllocated(n))return t.textureUnits[n]=!0,n;return-1},e.allocateUnit=n=>e.isAllocated(n)?-1:(t.textureUnits[n]=!0,n),e.isAllocated=e=>t.textureUnits[e],e.free=e=>{t.textureUnits[e]=!1}}const dy={context:null,numberOfTextureUnits:0,textureUnits:0};function py(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,dy,n),Ht.obj(e,t),t.textureUnits=[],Ht.get(e,t,["numberOfTextureUnits"]),Ht.setGet(e,t,["context"]),uy(e,t)}var fy={newInstance:Ht.newInstance(py,"vtkOpenGLTextureUnitManager"),extend:py};function gy(e,t){t.classHierarchy.push("vtkRenderWindowViewNode"),e.getViewNodeFactory=()=>null,e.getAspectRatio=()=>t.size[0]/t.size[1],e.getAspectRatioForRenderer=e=>{const n=e.getViewportByReference();return t.size[0]*(n[2]-n[0])/((n[3]-n[1])*t.size[1])},e.isInViewport=(t,n,r)=>{const o=r.getViewportByReference(),a=e.getFramebufferSize();return o[0]*a[0]<=t&&o[2]*a[0]>=t&&o[1]*a[1]<=n&&o[3]*a[1]>=n},e.getViewportSize=t=>{const n=t.getViewportByReference(),r=e.getFramebufferSize();return[(n[2]-n[0])*r[0],(n[3]-n[1])*r[1]]},e.getViewportCenter=t=>{const n=e.getViewportSize(t);return[.5*n[0],.5*n[1]]},e.displayToNormalizedDisplay=(t,n,r)=>{const o=e.getFramebufferSize();return[t/o[0],n/o[1],r]},e.normalizedDisplayToDisplay=(t,n,r)=>{const o=e.getFramebufferSize();return[t*o[0],n*o[1],r]},e.worldToView=(e,t,n,r)=>r.worldToView(e,t,n),e.viewToWorld=(e,t,n,r)=>r.viewToWorld(e,t,n),e.worldToDisplay=(t,n,r,o)=>{const a=o.worldToView(t,n,r),i=e.getViewportSize(o),s=o.viewToProjection(a[0],a[1],a[2],i[0]/i[1]),l=o.projectionToNormalizedDisplay(s[0],s[1],s[2]);return e.normalizedDisplayToDisplay(l[0],l[1],l[2])},e.displayToWorld=(t,n,r,o)=>{const a=e.displayToNormalizedDisplay(t,n,r),i=o.normalizedDisplayToProjection(a[0],a[1],a[2]),s=e.getViewportSize(o),l=o.projectionToView(i[0],i[1],i[2],s[0]/s[1]);return o.viewToWorld(l[0],l[1],l[2])},e.normalizedDisplayToViewport=(t,n,r,o)=>{let a=o.getViewportByReference();a=e.normalizedDisplayToDisplay(a[0],a[1],0);const i=e.normalizedDisplayToDisplay(t,n,r);return[i[0]-a[0]-.5,i[1]-a[1]-.5,r]},e.viewportToNormalizedViewport=(t,n,r,o)=>{const a=e.getViewportSize(o);return a&&0!==a[0]&&0!==a[1]?[t/(a[0]-1),n/(a[1]-1),r]:[t,n,r]},e.normalizedViewportToViewport=(t,n,r,o)=>{const a=e.getViewportSize(o);return[t*(a[0]-1),n*(a[1]-1),r]},e.displayToLocalDisplay=(t,n,r)=>[t,e.getFramebufferSize()[1]-n-1,r],e.viewportToNormalizedDisplay=(t,n,r,o)=>{let a=o.getViewportByReference();a=e.normalizedDisplayToDisplay(a[0],a[1],0);const i=t+a[0]+.5,s=n+a[1]+.5;return e.displayToNormalizedDisplay(i,s,r)},e.getComputedDevicePixelRatio=()=>t.size[0]/e.getContainerSize()[0],e.getContainerSize=()=>{Ht.vtkErrorMacro("not implemented")},e.getPixelData=(e,t,n,r)=>{Ht.vtkErrorMacro("not implemented")},e.createSelector=()=>{Ht.vtkErrorMacro("not implemented")}}const my={size:void 0,selector:void 0};function hy(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,my,n),t.size||(t.size=[300,300]),Ht.getArray(e,t,["size"],2),Ht.get(e,t,["selector"]),Yt.extend(e,t,n),gy(e,t)}var vy={newInstance:Ht.newInstance(hy,"vtkRenderWindowViewNode"),extend:hy};const{vtkDebugMacro:yy,vtkErrorMacro:Ty}=Ht,{XrSessionTypes:by}={XrSessionTypes:{HmdVR:0,MobileAR:1,LookingGlassVR:2,HmdAR:3}},xy={position:"absolute",top:0,left:0,width:"100%",height:"100%"};function Cy(e,t,n){const r=e.createFramebuffer(),o=e.createTexture();e.bindTexture(e.TEXTURE_2D,o),e.texImage2D(e.TEXTURE_2D,0,t,2,2,0,t,n,null),e.bindFramebuffer(e.FRAMEBUFFER,r),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,o,0);const a=e.checkFramebufferStatus(e.FRAMEBUFFER);return e.bindFramebuffer(e.FRAMEBUFFER,null),e.bindTexture(e.TEXTURE_2D,null),a===e.FRAMEBUFFER_COMPLETE}let Sy=0;const Ay=[];function Iy(){Sy++,Ay.forEach((e=>e(Sy)))}function Py(){Sy--,Ay.forEach((e=>e(Sy)))}function wy(e){e.preventDefault()}function Oy(e,t){t.classHierarchy.push("vtkOpenGLRenderWindow");const r=function(){const e=new Map,t={apply:(t,n,r)=>e.has(r[0])?e.get(r[0]):t.apply(n,r)},n=Object.create(null);return n.getParameter=(e,n,r,o)=>new Proxy(o.bind(e),t),n.depthMask=(t,n,r,o)=>{return new Proxy(o.bind(t),(a=t.DEPTH_WRITEMASK,{apply:(t,n,r)=>(e.set(a,r[0]),t.apply(n,r))}));var a},{get(e,t,r){if("__getUnderlyingContext"===t)return()=>e;let o=Reflect.get(e,t,e);o instanceof Function&&(o=o.bind(e));const a=n[t];return a?a(e,t,r,o):o}}}();e.getViewNodeFactory=()=>t.myFactory,t.canvas.addEventListener("webglcontextlost",wy,!1),t.canvas.addEventListener("webglcontextrestored",e.restoreContext,!1);const o=[0,0];let a;e.onModified((function(){t.renderable&&(t.size[0]===o[0]&&t.size[1]===o[1]||(o[0]=t.size[0],o[1]=t.size[1],t.canvas.setAttribute("width",t.size[0]),t.canvas.setAttribute("height",t.size[1]))),t.viewStream&&t.viewStream.setSize(t.size[0],t.size[1]),t.canvas.style.display=t.useOffScreen?"none":"block",t.el&&(t.el.style.cursor=t.cursorVisibility?t.cursor:"none"),t.containerSize=null})),e.buildPass=n=>{if(n){if(!t.renderable)return;e.prepareNodes(),e.addMissingNodes(t.renderable.getRenderersByReference()),e.removeUnusedNodes(),e.initialize(),t.children.forEach((t=>{t.setOpenGLRenderWindow(e)}))}},e.initialize=()=>{if(!t.initialized){t.context=e.get3DContext(),t.textureUnitManager=fy.newInstance(),t.textureUnitManager.setContext(t.context),t.shaderCache.setContext(t.context);const n=t.context;n.blendFuncSeparate(n.SRC_ALPHA,n.ONE_MINUS_SRC_ALPHA,n.ONE,n.ONE_MINUS_SRC_ALPHA),n.depthFunc(n.LEQUAL),n.enable(n.BLEND),t.initialized=!0}},e.makeCurrent=()=>{t.context.makeCurrent()},e.setContainer=n=>{t.el&&t.el!==n&&(t.canvas.parentNode!==t.el&&Ty("Error: canvas parent node does not match container"),t.el.removeChild(t.canvas),t.el.contains(t.bgImage)&&t.el.removeChild(t.bgImage)),t.el!==n&&(t.el=n,t.el&&(t.el.appendChild(t.canvas),t.useBackgroundImage&&t.el.appendChild(t.bgImage)),e.modified())},e.getContainer=()=>t.el,e.getContainerSize=()=>{if(!t.containerSize&&t.el){const{width:e,height:n}=t.el.getBoundingClientRect();t.containerSize=[e,n]}return t.containerSize||t.size},e.getFramebufferSize=()=>t.activeFramebuffer?t.activeFramebuffer.getSize():t.size,e.getPixelData=(e,n,r,o)=>{const a=new Uint8Array((r-e+1)*(o-n+1)*4);return t.context.readPixels(e,n,r-e+1,o-n+1,t.context.RGBA,t.context.UNSIGNED_BYTE,a),a},e.get3DContext=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{preserveDrawingBuffer:!1,depth:!0,alpha:!0,powerPreference:"high-performance"},n=null;const o="undefined"!=typeof WebGL2RenderingContext;return t.webgl2=!1,t.defaultToWebgl2&&o&&(n=t.canvas.getContext("webgl2",e),n&&(t.webgl2=!0,yy("using webgl2"))),n||(yy("using webgl1"),n=t.canvas.getContext("webgl",e)||t.canvas.getContext("experimental-webgl",e)),new Proxy(n,r)},e.startXR=n=>{if(void 0===navigator.xr)throw new Error("WebXR is not available");t.xrSessionType=void 0!==n?n:by.HmdVR;const r=[by.HmdAR,by.MobileAR].includes(t.xrSessionType),o=r?"immersive-ar":"immersive-vr";if(!navigator.xr.isSessionSupported(o))throw r?new Error("Device does not support AR session"):new Error("VR display is not available");if(null!==t.xrSession)throw new Error("XR Session already exists!");navigator.xr.requestSession(o).then(e.enterXR,(()=>{throw new Error("Failed to create XR session!")}))},e.enterXR=async r=>{if(t.xrSession=r,t.oldCanvasSize=t.size.slice(),null===t.xrSession)throw new Error("Failed to enter XR with a null xrSession.");{const r=e.get3DContext();await r.makeXRCompatible();const o=new n.g.XRWebGLLayer(t.xrSession,r.__getUnderlyingContext());if(e.setSize(o.framebufferWidth,o.framebufferHeight),t.xrSession.updateRenderState({baseLayer:o}),t.xrSession.requestReferenceSpace("local").then((e=>{t.xrReferenceSpace=e})),[by.HmdAR,by.MobileAR].includes(t.xrSessionType)){const e=t.renderable.getRenderers()[0];t.preXrSessionBackground=e.getBackground(),e.setBackground([0,0,0,0])}e.resetXRScene(),t.renderable.getInteractor().switchToXRAnimation(),t.xrSceneFrame=t.xrSession.requestAnimationFrame(e.xrRender)}},e.resetXRScene=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:.25,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1.5;const r=t.renderable.getRenderers()[0];r.resetCamera();const o=r.getActiveCamera();let a=o.getPhysicalScale();const i=o.getPhysicalTranslation(),s=n*a;a/=e,i[2]+=s,o.setPhysicalScale(a),o.setPhysicalTranslation(i),o.setClippingRange(.1*a,100*a)},e.stopXR=async()=>{if(void 0===navigator.xr)return;if(null!==t.xrSession){t.xrSession.cancelAnimationFrame(t.xrSceneFrame),t.renderable.getInteractor().returnFromXRAnimation();const n=e.get3DContext();n.bindFramebuffer(n.FRAMEBUFFER,null),await t.xrSession.end().catch((e=>{if(!(e instanceof DOMException))throw e})),t.xrSession=null}void 0!==t.oldCanvasSize&&e.setSize(...t.oldCanvasSize);const n=t.renderable.getRenderers()[0];null!=t.preXrSessionBackground&&(n.setBackground(t.preXrSessionBackground),t.preXrSessionBackground=null),n.getActiveCamera().setProjectionMatrix(null),n.resetCamera(),n.setViewport(0,0,1,1),e.traverseAllPasses()},e.xrRender=async(n,r)=>{const o=r.session,a=[by.HmdVR,by.HmdAR].includes(t.xrSessionType);t.renderable.getInteractor().updateXRGamepads(o,r,t.xrReferenceSpace),t.xrSceneFrame=t.xrSession.requestAnimationFrame(e.xrRender);const i=r.getViewerPose(t.xrReferenceSpace);if(i){const n=e.get3DContext();t.xrSessionType===by.MobileAR&&void 0!==t.oldCanvasSize&&(n.canvas.width=t.oldCanvasSize[0],n.canvas.height=t.oldCanvasSize[1]);const r=o.renderState.baseLayer;n.bindFramebuffer(n.FRAMEBUFFER,r.framebuffer),n.clear(n.COLOR_BUFFER_BIT),n.clear(n.DEPTH_BUFFER_BIT),e.setSize(r.framebufferWidth,r.framebufferHeight);const s=t.renderable.getRenderers()[0];i.views.forEach(((n,o)=>{const i=r.getViewport(n);if(a)if("left"===n.eye)s.setViewport(0,0,.5,1);else{if("right"!==n.eye)return;s.setViewport(.5,0,1,1)}else if(t.xrSessionType===by.LookingGlassVR){const e=i.x/r.framebufferWidth,t=i.y/r.framebufferHeight,n=(i.x+i.width)/r.framebufferWidth,o=(i.y+i.height)/r.framebufferHeight;s.setViewport(e,t,n,o)}else s.setViewport(0,0,1,1);s.getActiveCamera().computeViewParametersFromPhysicalMatrix(n.transform.inverse.matrix),s.getActiveCamera().setProjectionMatrix(n.projectionMatrix),e.traverseAllPasses()})),n.scissor(0,0,r.framebufferWidth,r.framebufferHeight),n.disable(n.SCISSOR_TEST)}},e.restoreContext=()=>{const t=Hv.newInstance();t.setCurrentOperation("Release"),t.traverse(e,null)},e.activateTexture=n=>{const r=t._textureResourceIds.get(n);if(void 0!==r)return void t.context.activeTexture(t.context.TEXTURE0+r);const o=e.getTextureUnitManager().allocate();o<0?Ty("Hardware does not support the number of textures defined."):(t._textureResourceIds.set(n,o),t.context.activeTexture(t.context.TEXTURE0+o))},e.deactivateTexture=n=>{const r=t._textureResourceIds.get(n);void 0!==r&&(e.getTextureUnitManager().free(r),t._textureResourceIds.delete(n))},e.getTextureUnitForTexture=e=>{const n=t._textureResourceIds.get(e);return void 0!==n?n:-1},e.getDefaultTextureInternalFormat=function(e,n){let r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,o=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(t.webgl2)switch(e){case vs.UNSIGNED_CHAR:switch(n){case 1:return t.context.R8;case 2:return t.context.RG8;case 3:return t.context.RGB8;default:return t.context.RGBA8}case r&&!o&&vs.UNSIGNED_SHORT:switch(n){case 1:return r.R16_EXT;case 2:return r.RG16_EXT;case 3:return r.RGB16_EXT;default:return r.RGBA16_EXT}case r&&!o&&vs.SHORT:switch(n){case 1:return r.R16_SNORM_EXT;case 2:return r.RG16_SNORM_EXT;case 3:return r.RGB16_SNORM_EXT;default:return r.RGBA16_SNORM_EXT}default:switch(n){case 1:return t.context.R16F;case 2:return t.context.RG16F;case 3:return t.context.RGB16F;default:return t.context.RGBA16F}}switch(n){case 1:return t.context.LUMINANCE;case 2:return t.context.LUMINANCE_ALPHA;case 3:return t.context.RGB;default:return t.context.RGBA}},e.setBackgroundImage=e=>{t.bgImage.src=e.src},e.setUseBackgroundImage=e=>{t.useBackgroundImage=e,t.useBackgroundImage&&!t.el.contains(t.bgImage)?t.el.appendChild(t.bgImage):!t.useBackgroundImage&&t.el.contains(t.bgImage)&&t.el.removeChild(t.bgImage)},e.captureNextImage=function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"image/png",{resetCamera:r=!1,size:o=null,scale:a=1}=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(t.deleted)return null;t.imageFormat=n;const i=t.notifyStartCaptureImage;return t.notifyStartCaptureImage=!0,t._screenshot={size:o||1!==a?o||t.size.map((e=>e*a)):null},new Promise(((n,o)=>{const a=e.onImageReady((o=>{if(null===t._screenshot.size)t.notifyStartCaptureImage=i,a.unsubscribe(),t._screenshot.placeHolder&&(t.size=t._screenshot.originalSize,e.modified(),t._screenshot.cameras&&t._screenshot.cameras.forEach((e=>{let{restoreParamsFn:t,arg:n}=e;return t(n)})),e.traverseAllPasses(),t.el.removeChild(t._screenshot.placeHolder),t._screenshot.placeHolder.remove(),t._screenshot=null),n(o);else{const n=document.createElement("img");if(n.style=xy,n.src=o,t._screenshot.placeHolder=t.el.appendChild(n),t.canvas.style.display="none",t._screenshot.originalSize=t.size,t.size=t._screenshot.size,t._screenshot.size=null,e.modified(),r){const e=!0!==r;t._screenshot.cameras=t.renderable.getRenderers().map((t=>{const n=t.getActiveCamera(),o=n.get("focalPoint","position","parallelScale");return{resetCameraArgs:e?{renderer:t}:void 0,resetCameraFn:e?r:t.resetCamera,restoreParamsFn:n.set,arg:JSON.parse(JSON.stringify(o))}})),t._screenshot.cameras.forEach((e=>{let{resetCameraFn:t,resetCameraArgs:n}=e;return t(n)}))}e.traverseAllPasses()}}))}))},e.getHardwareMaximumLineWidth=()=>{if(null!=a)return a;const t=e.get3DContext(),n=t.getParameter(t.ALIASED_LINE_WIDTH_RANGE);return a=n[1],n[1]},e.getGLInformations=()=>{const n=e.get3DContext(),r=n.getExtension("OES_texture_float"),o=n.getExtension("OES_texture_half_float"),a=n.getExtension("WEBGL_debug_renderer_info"),i=n.getExtension("WEBGL_draw_buffers"),s=n.getExtension("EXT_texture_filter_anisotropic")||n.getExtension("WEBKIT_EXT_texture_filter_anisotropic"),l=[["Max Vertex Attributes","MAX_VERTEX_ATTRIBS",n.getParameter(n.MAX_VERTEX_ATTRIBS)],["Max Varying Vectors","MAX_VARYING_VECTORS",n.getParameter(n.MAX_VARYING_VECTORS)],["Max Vertex Uniform Vectors","MAX_VERTEX_UNIFORM_VECTORS",n.getParameter(n.MAX_VERTEX_UNIFORM_VECTORS)],["Max Fragment Uniform Vectors","MAX_FRAGMENT_UNIFORM_VECTORS",n.getParameter(n.MAX_FRAGMENT_UNIFORM_VECTORS)],["Max Fragment Texture Image Units","MAX_TEXTURE_IMAGE_UNITS",n.getParameter(n.MAX_TEXTURE_IMAGE_UNITS)],["Max Vertex Texture Image Units","MAX_VERTEX_TEXTURE_IMAGE_UNITS",n.getParameter(n.MAX_VERTEX_TEXTURE_IMAGE_UNITS)],["Max Combined Texture Image Units","MAX_COMBINED_TEXTURE_IMAGE_UNITS",n.getParameter(n.MAX_COMBINED_TEXTURE_IMAGE_UNITS)],["Max 2D Texture Size","MAX_TEXTURE_SIZE",n.getParameter(n.MAX_TEXTURE_SIZE)],["Max Cube Texture Size","MAX_CUBE_MAP_TEXTURE_SIZE",n.getParameter(n.MAX_CUBE_MAP_TEXTURE_SIZE)],["Max Texture Anisotropy","MAX_TEXTURE_MAX_ANISOTROPY_EXT",s&&n.getParameter(s.MAX_TEXTURE_MAX_ANISOTROPY_EXT)],["Point Size Range","ALIASED_POINT_SIZE_RANGE",n.getParameter(n.ALIASED_POINT_SIZE_RANGE).join(" - ")],["Line Width Range","ALIASED_LINE_WIDTH_RANGE",n.getParameter(n.ALIASED_LINE_WIDTH_RANGE).join(" - ")],["Max Viewport Dimensions","MAX_VIEWPORT_DIMS",n.getParameter(n.MAX_VIEWPORT_DIMS).join(" - ")],["Max Renderbuffer Size","MAX_RENDERBUFFER_SIZE",n.getParameter(n.MAX_RENDERBUFFER_SIZE)],["Framebuffer Red Bits","RED_BITS",n.getParameter(n.RED_BITS)],["Framebuffer Green Bits","GREEN_BITS",n.getParameter(n.GREEN_BITS)],["Framebuffer Blue Bits","BLUE_BITS",n.getParameter(n.BLUE_BITS)],["Framebuffer Alpha Bits","ALPHA_BITS",n.getParameter(n.ALPHA_BITS)],["Framebuffer Depth Bits","DEPTH_BITS",n.getParameter(n.DEPTH_BITS)],["Framebuffer Stencil Bits","STENCIL_BITS",n.getParameter(n.STENCIL_BITS)],["Framebuffer Subpixel Bits","SUBPIXEL_BITS",n.getParameter(n.SUBPIXEL_BITS)],["MSAA Samples","SAMPLES",n.getParameter(n.SAMPLES)],["MSAA Sample Buffers","SAMPLE_BUFFERS",n.getParameter(n.SAMPLE_BUFFERS)],["Supported Formats for UByte Render Targets ","UNSIGNED_BYTE RENDER TARGET FORMATS",[r&&Cy(n,n.RGBA,n.UNSIGNED_BYTE)?"RGBA":"",r&&Cy(n,n.RGB,n.UNSIGNED_BYTE)?"RGB":"",r&&Cy(n,n.LUMINANCE,n.UNSIGNED_BYTE)?"LUMINANCE":"",r&&Cy(n,n.ALPHA,n.UNSIGNED_BYTE)?"ALPHA":"",r&&Cy(n,n.LUMINANCE_ALPHA,n.UNSIGNED_BYTE)?"LUMINANCE_ALPHA":""].join(" ")],["Supported Formats for Half Float Render Targets","HALF FLOAT RENDER TARGET FORMATS",[o&&Cy(n,n.RGBA,o.HALF_FLOAT_OES)?"RGBA":"",o&&Cy(n,n.RGB,o.HALF_FLOAT_OES)?"RGB":"",o&&Cy(n,n.LUMINANCE,o.HALF_FLOAT_OES)?"LUMINANCE":"",o&&Cy(n,n.ALPHA,o.HALF_FLOAT_OES)?"ALPHA":"",o&&Cy(n,n.LUMINANCE_ALPHA,o.HALF_FLOAT_OES)?"LUMINANCE_ALPHA":""].join(" ")],["Supported Formats for Full Float Render Targets","FLOAT RENDER TARGET FORMATS",[r&&Cy(n,n.RGBA,n.FLOAT)?"RGBA":"",r&&Cy(n,n.RGB,n.FLOAT)?"RGB":"",r&&Cy(n,n.LUMINANCE,n.FLOAT)?"LUMINANCE":"",r&&Cy(n,n.ALPHA,n.FLOAT)?"ALPHA":"",r&&Cy(n,n.LUMINANCE_ALPHA,n.FLOAT)?"LUMINANCE_ALPHA":""].join(" ")],["Max Multiple Render Targets Buffers","MAX_DRAW_BUFFERS_WEBGL",i?n.getParameter(i.MAX_DRAW_BUFFERS_WEBGL):0],["High Float Precision in Vertex Shader","HIGH_FLOAT VERTEX_SHADER",[n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.HIGH_FLOAT).precision," (-2<sup>",n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.HIGH_FLOAT).rangeMin,"</sup> - 2<sup>",n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.HIGH_FLOAT).rangeMax,"</sup>)"].join("")],["Medium Float Precision in Vertex Shader","MEDIUM_FLOAT VERTEX_SHADER",[n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.MEDIUM_FLOAT).precision," (-2<sup>",n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.MEDIUM_FLOAT).rangeMin,"</sup> - 2<sup>",n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.MEDIUM_FLOAT).rangeMax,"</sup>)"].join("")],["Low Float Precision in Vertex Shader","LOW_FLOAT VERTEX_SHADER",[n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.LOW_FLOAT).precision," (-2<sup>",n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.LOW_FLOAT).rangeMin,"</sup> - 2<sup>",n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.LOW_FLOAT).rangeMax,"</sup>)"].join("")],["High Float Precision in Fragment Shader","HIGH_FLOAT FRAGMENT_SHADER",[n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.HIGH_FLOAT).precision," (-2<sup>",n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.HIGH_FLOAT).rangeMin,"</sup> - 2<sup>",n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.HIGH_FLOAT).rangeMax,"</sup>)"].join("")],["Medium Float Precision in Fragment Shader","MEDIUM_FLOAT FRAGMENT_SHADER",[n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.MEDIUM_FLOAT).precision," (-2<sup>",n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.MEDIUM_FLOAT).rangeMin,"</sup> - 2<sup>",n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.MEDIUM_FLOAT).rangeMax,"</sup>)"].join("")],["Low Float Precision in Fragment Shader","LOW_FLOAT FRAGMENT_SHADER",[n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.LOW_FLOAT).precision," (-2<sup>",n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.LOW_FLOAT).rangeMin,"</sup> - 2<sup>",n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.LOW_FLOAT).rangeMax,"</sup>)"].join("")],["High Int Precision in Vertex Shader","HIGH_INT VERTEX_SHADER",[n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.HIGH_INT).precision," (-2<sup>",n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.HIGH_INT).rangeMin,"</sup> - 2<sup>",n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.HIGH_INT).rangeMax,"</sup>)"].join("")],["Medium Int Precision in Vertex Shader","MEDIUM_INT VERTEX_SHADER",[n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.MEDIUM_INT).precision," (-2<sup>",n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.MEDIUM_INT).rangeMin,"</sup> - 2<sup>",n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.MEDIUM_INT).rangeMax,"</sup>)"].join("")],["Low Int Precision in Vertex Shader","LOW_INT VERTEX_SHADER",[n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.LOW_INT).precision," (-2<sup>",n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.LOW_INT).rangeMin,"</sup> - 2<sup>",n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.LOW_INT).rangeMax,"</sup>)"].join("")],["High Int Precision in Fragment Shader","HIGH_INT FRAGMENT_SHADER",[n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.HIGH_INT).precision," (-2<sup>",n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.HIGH_INT).rangeMin,"</sup> - 2<sup>",n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.HIGH_INT).rangeMax,"</sup>)"].join("")],["Medium Int Precision in Fragment Shader","MEDIUM_INT FRAGMENT_SHADER",[n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.MEDIUM_INT).precision," (-2<sup>",n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.MEDIUM_INT).rangeMin,"</sup> - 2<sup>",n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.MEDIUM_INT).rangeMax,"</sup>)"].join("")],["Low Int Precision in Fragment Shader","LOW_INT FRAGMENT_SHADER",[n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.LOW_INT).precision," (-2<sup>",n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.LOW_INT).rangeMin,"</sup> - 2<sup>",n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.LOW_INT).rangeMax,"</sup>)"].join("")],["Supported Extensions","EXTENSIONS",n.getSupportedExtensions().join("<br/>\t\t\t\t\t ")],["WebGL Renderer","RENDERER",n.getParameter(n.RENDERER)],["WebGL Vendor","VENDOR",n.getParameter(n.VENDOR)],["WebGL Version","VERSION",n.getParameter(n.VERSION)],["Shading Language Version","SHADING_LANGUAGE_VERSION",n.getParameter(n.SHADING_LANGUAGE_VERSION)],["Unmasked Renderer","UNMASKED_RENDERER",a&&n.getParameter(a.UNMASKED_RENDERER_WEBGL)],["Unmasked Vendor","UNMASKED_VENDOR",a&&n.getParameter(a.UNMASKED_VENDOR_WEBGL)],["WebGL Version","WEBGL_VERSION",t.webgl2?2:1]],c={};for(;l.length;){const[e,t,n]=l.pop();t&&(c[t]={label:e,value:n})}return c},e.traverseAllPasses=()=>{if(t.renderPasses)for(let n=0;n<t.renderPasses.length;++n)t.renderPasses[n].traverse(e,null);t.notifyStartCaptureImage&&function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:t.imageFormat;const r=document.createElement("canvas"),o=r.getContext("2d");r.width=t.canvas.width,r.height=t.canvas.height,o.drawImage(t.canvas,0,0);const a=t.canvas.getBoundingClientRect(),i=t.renderable;i.getRenderers().forEach((e=>{e.getViewProps().forEach((e=>{if(e.getContainer){const t=e.getContainer().getElementsByTagName("canvas");for(let e=0;e<t.length;e++){const n=t[e],r=n.getBoundingClientRect(),i=r.x-a.x,s=r.y-a.y;o.drawImage(n,i,s)}}}))}));const s=r.toDataURL(n);r.remove(),e.invokeImageReady(s)}()},e.disableCullFace=()=>{t.cullFaceEnabled&&(t.context.disable(t.context.CULL_FACE),t.cullFaceEnabled=!1)},e.enableCullFace=()=>{t.cullFaceEnabled||(t.context.enable(t.context.CULL_FACE),t.cullFaceEnabled=!0)},e.setViewStream=n=>t.viewStream!==n&&(t.subscription&&(t.subscription.unsubscribe(),t.subscription=null),t.viewStream=n,t.viewStream&&(t.renderable.getRenderers()[0].getBackgroundByReference()[3]=0,e.setUseBackgroundImage(!0),t.subscription=t.viewStream.onImageReady((t=>e.setBackgroundImage(t.image))),t.viewStream.setSize(t.size[0],t.size[1]),t.viewStream.invalidateCache(),t.viewStream.render(),e.modified()),!0),e.createSelector=()=>{const t=cf.newInstance();return t.setOpenGLRenderWindow(e),t},e.delete=Ht.chain((function(){t.canvas.removeEventListener("webglcontextlost",wy),t.canvas.removeEventListener("webglcontextrestored",e.restoreContext)}),e.delete,e.setViewStream,Py),e.setActiveFramebuffer=e=>{t.activeFramebuffer=e};const i=e.setSize;e.setSize=(t,n)=>{const r=i(t,n);return r&&e.invokeWindowResizeEvent({width:t,height:n}),r}}const My={cullFaceEnabled:!1,shaderCache:null,initialized:!1,context:null,canvas:null,cursorVisibility:!0,cursor:"pointer",textureUnitManager:null,textureResourceIds:null,containerSize:null,renderPasses:[],notifyStartCaptureImage:!1,webgl2:!1,defaultToWebgl2:!0,activeFramebuffer:null,xrSession:null,xrReferenceSpace:null,xrSupported:!0,imageFormat:"image/png",useOffScreen:!1,useBackgroundImage:!1};const Ry=Ht.newInstance((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,My,n),vy.extend(e,t,n),t.canvas=document.createElement("canvas"),t.canvas.style.width="100%",Iy(),t.selector||(t.selector=cf.newInstance(),t.selector.setOpenGLRenderWindow(e)),t.bgImage=new Image,t.bgImage.style.position="absolute",t.bgImage.style.left="0",t.bgImage.style.top="0",t.bgImage.style.width="100%",t.bgImage.style.height="100%",t.bgImage.style.zIndex="-1",t._textureResourceIds=new Map,t.myFactory=sn.newInstance(),t.myFactory.registerOverride("vtkRenderWindow",Ry),t.shaderCache=ly.newInstance(),t.shaderCache.setOpenGLRenderWindow(e),t.renderPasses[0]=ty.newInstance(),Ht.event(e,t,"imageReady"),Ht.get(e,t,["shaderCache","textureUnitManager","webgl2","vrDisplay","useBackgroundImage","xrSupported","activeFramebuffer"]),Ht.setGet(e,t,["initialized","context","canvas","renderPasses","notifyStartCaptureImage","defaultToWebgl2","cursor","useOffScreen"]),Ht.setGetArray(e,t,["size"],2),Ht.event(e,t,"windowResizeEvent"),Oy(e,t)}),"vtkOpenGLRenderWindow");function Dy(e,t){t.classHierarchy.push("vtkWebGPUShaderModule"),e.initialize=(e,n)=>{t.device=e,t.handle=t.device.getHandle().createShaderModule({code:n.getCode()})}}Yh("WebGL",Ry);const Ey={device:null,handle:null};function Vy(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ey,n),Ht.obj(e,t),Ht.get(e,t,["lastCameraMTime"]),Ht.setGet(e,t,["device","handle"]),Dy(e,t)}var Ly={newInstance:Ht.newInstance(Vy,"vtkWebGPUShaderModule"),extend:Vy};function By(e,t){t.classHierarchy.push("vtkWebGPUShaderCache"),e.getShaderModule=e=>{const n=e.getType(),r=e.getHash(),o=t._shaderModules.keys();for(let e=0;e<o.length;e++){const a=o[e];if(a.getHash()===r&&a.getType()===n)return t._shaderModules.get(a)}const a=Ly.newInstance();return a.initialize(t.device,e),t._shaderModules.set(e,a),a}}const Ny={shaderModules:null,device:null,window:null};function _y(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ny,n),t._shaderModules=new Map,Ht.obj(e,t),Ht.setGet(e,t,["device","window"]),By(e,t)}var Fy={newInstance:Ht.newInstance(_y,"vtkWebGPUShaderCache"),extend:_y,substitute:function(e,t,n){let r=!(arguments.length>3&&void 0!==arguments[3])||arguments[3];const o=Array.isArray(n)?n.join("\n"):n;let a=!1;-1!==e.search(t)&&(a=!0);let i="";r&&(i="g");const s=new RegExp(t,i),l=e.replace(s,o);return{replace:a,result:l}}};function ky(e,t){t.classHierarchy.push("vtkWebGPUBindGroup"),e.setBindables=n=>{if(t.bindables.length===n.length){let e=!0;for(let r=0;r<t.bindables.length;r++)t.bindables[r]!==n[r]&&(e=!1);if(e)return}t.bindables=n,e.modified()},e.getBindGroupLayout=e=>{const n=[];for(let e=0;e<t.bindables.length;e++){const r=t.bindables[e].getBindGroupLayoutEntry();r.binding=e,n.push(r)}return e.getBindGroupLayout({entries:n})},e.getBindGroup=n=>{let r=e.getMTime();for(let e=0;e<t.bindables.length;e++){const n=t.bindables[e].getBindGroupTime().getMTime();r=n>r?n:r}if(r<t.bindGroupTime.getMTime())return t.bindGroup;const o=[];for(let e=0;e<t.bindables.length;e++){const n=t.bindables[e].getBindGroupEntry();n.binding=e,o.push(n)}return t.bindGroup=n.getHandle().createBindGroup({layout:e.getBindGroupLayout(n),entries:o,label:t.label}),t.bindGroupTime.modified(),t.bindGroup},e.getShaderCode=e=>{const n=[],r=e.getBindGroupLayoutCount(t.label);for(let e=0;e<t.bindables.length;e++)n.push(t.bindables[e].getShaderCode(e,r));return n.join("\n")}}const Gy={device:null,handle:null,label:null};function Uy(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Gy,n),Ht.obj(e,t),t.bindables=[],t.bindGroupTime={},Ht.obj(t.bindGroupTime,{mtime:0}),Ht.get(e,t,["bindGroupTime","handle","sizeInBytes","usage"]),Ht.setGet(e,t,["label","device","arrayInformation"]),ky(e,t)}var zy={newInstance:Ht.newInstance(Uy),extend:Uy};function Wy(e,t){t.classHierarchy.push("vtkWebGPUPipeline"),e.getShaderDescriptions=()=>t.shaderDescriptions,e.initialize=(e,n)=>{t.pipelineDescription=t.renderEncoder.getPipelineSettings(),t.pipelineDescription.primitive.topology=t.topology,t.pipelineDescription.vertex=t.vertexState,t.pipelineDescription.label=n;const r=[];for(let e=0;e<t.layouts.length;e++)r.push(t.layouts[e].layout);t.pipelineLayout=e.getHandle().createPipelineLayout({bindGroupLayouts:r}),t.pipelineDescription.layout=t.pipelineLayout;for(let n=0;n<t.shaderDescriptions.length;n++){const r=t.shaderDescriptions[n],o=e.getShaderModule(r);"vertex"===r.getType()&&(t.pipelineDescription.vertex.module=o.getHandle(),t.pipelineDescription.vertex.entryPoint="main"),"fragment"===r.getType()&&(t.pipelineDescription.fragment.module=o.getHandle(),t.pipelineDescription.fragment.entryPoint="main")}t.handle=e.getHandle().createRenderPipeline(t.pipelineDescription)},e.getShaderDescription=e=>{for(let n=0;n<t.shaderDescriptions.length;n++)if(t.shaderDescriptions[n].getType()===e)return t.shaderDescriptions[n];return null},e.addBindGroupLayout=e=>{e&&t.layouts.push({layout:e.getBindGroupLayout(t.device),label:e.getLabel()})},e.getBindGroupLayout=e=>t.layouts[e].layout,e.getBindGroupLayoutCount=e=>{for(let n=0;n<t.layouts.length;n++)if(t.layouts[n].label===e)return n;return 0},e.bindVertexInput=(e,t)=>{t.bindBuffers(e)}}const Hy={handle:null,layouts:null,renderEncoder:null,shaderDescriptions:null,vertexState:null,topology:null,pipelineDescription:null};function jy(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Hy,n),vt(e,t),t.layouts=[],t.shaderDescriptions=[],Tt(e,t,["handle","pipelineDescription"]),St(e,t,["device","renderEncoder","topology","vertexState"]),Wy(e,t)}var Ky={newInstance:Dt(jy,"vtkWebGPUPipeline"),extend:jy};function $y(e,t){t.classHierarchy.push("vtkWebGPUShaderDescription"),e.hasOutput=e=>t.outputNames.includes(e),e.addOutput=function(e,n){let r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:void 0;t.outputTypes.push(e),t.outputNames.push(n),t.outputInterpolations.push(r)},e.addBuiltinOutput=(e,n)=>{t.builtinOutputTypes.push(e),t.builtinOutputNames.push(n)},e.addBuiltinInput=(e,n)=>{t.builtinInputTypes.push(e),t.builtinInputNames.push(n)},e.replaceShaderCode=(e,n)=>{const r=[];let o=[];if(n&&r.push(n.getShaderCode()),e||t.builtinInputNames.length){const n=[];if(n.push(`struct ${t.type}Input\n{`),e){const t=e.getOutputNamesByReference(),r=e.getOutputTypesByReference(),o=e.getOutputInterpolationsByReference();for(let e=0;e<t.length;e++)void 0!==o[e]?n.push(` @location(${e}) @interpolate(${o[e]}) ${t[e]} : ${r[e]},`):n.push(` @location(${e}) ${t[e]} : ${r[e]},`)}for(let e=0;e<t.builtinInputNames.length;e++)n.push(` ${t.builtinInputNames[e]} : ${t.builtinInputTypes[e]},`);n.length>1&&(n.push("};"),o=n,r[r.length-1]+=",",r.push(`input: ${t.type}Input`))}if(r.length&&(t.code=Fy.substitute(t.code,"//VTK::IOStructs::Input",r).result),t.outputNames.length+t.builtinOutputNames.length){const e=[`struct ${t.type}Output\n{`];for(let n=0;n<t.outputNames.length;n++)void 0!==t.outputInterpolations[n]?e.push(` @location(${n}) @interpolate(${t.outputInterpolations[n]}) ${t.outputNames[n]} : ${t.outputTypes[n]},`):e.push(` @location(${n}) ${t.outputNames[n]} : ${t.outputTypes[n]},`);for(let n=0;n<t.builtinOutputNames.length;n++)e.push(` ${t.builtinOutputNames[n]} : ${t.builtinOutputTypes[n]},`);e.push("};"),o=o.concat(e),t.code=Fy.substitute(t.code,"//VTK::IOStructs::Output",[`-> ${t.type}Output`]).result}t.code=Fy.substitute(t.code,"//VTK::IOStructs::Dec",o).result}}const qy={type:null,hash:null,code:null,outputNames:null,outputTypes:null};function Xy(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,qy,n),t.outputNames=[],t.outputTypes=[],t.outputInterpolations=[],t.builtinOutputNames=[],t.builtinOutputTypes=[],t.builtinInputNames=[],t.builtinInputTypes=[],Ht.obj(e,t),Ht.setGet(e,t,["type","hash","code"]),Ht.getArray(e,t,["outputTypes","outputNames","outputInterpolations"]),$y(e,t)}var Yy={newInstance:Ht.newInstance(Xy,"vtkWebGPUShaderDescription"),extend:Xy};const Zy={r8unorm:{numComponents:1,nativeType:Uint8Array,stride:1,elementSize:1,sampleType:"float"},r8snorm:{numComponents:1,nativeType:Int8Array,stride:1,elementSize:1,sampleType:"float"},r8uint:{numComponents:1,nativeType:Uint8Array,stride:1,elementSize:1,sampleType:"uint"},r8sint:{numComponents:1,nativeType:Int8Array,stride:1,elementSize:1,sampleType:"sint"},r16uint:{numComponents:1,nativeType:Uint16Array,stride:2,elementSize:2,sampleType:"uint"},r16sint:{numComponents:1,nativeType:Int16Array,stride:2,elementSize:2,sampleType:"sint"},r16float:{numComponents:1,nativeType:Float32Array,stride:2,elementSize:2,sampleType:"float"},rg8unorm:{numComponents:2,nativeType:Uint8Array,stride:2,elementSize:1,sampleType:"float"},rg8snorm:{numComponents:2,nativeType:Int8Array,stride:2,elementSize:1,sampleType:"float"},rg8uint:{numComponents:2,nativeType:Uint8Array,stride:2,elementSize:1,sampleType:"uint"},rg8sint:{numComponents:2,nativeType:Int8Array,stride:2,elementSize:1,sampleType:"sint"},r32uint:{numComponents:1,nativeType:Uint32Array,stride:4,elementSize:4,sampleType:"uint"},r32sint:{numComponents:1,nativeType:Int32Array,stride:4,elementSize:4,sampleType:"sint"},r32float:{numComponents:1,nativeType:Float32Array,stride:4,elementSize:4,sampleType:"unfilterable-float"},rg16uint:{numComponents:2,nativeType:Uint16Array,stride:4,elementSize:2,sampleType:"uint"},rg16sint:{numComponents:2,nativeType:Int16Array,stride:4,elementSize:2,sampleType:"sint"},rg16float:{numComponents:2,nativeType:Float32Array,stride:4,elementSize:2,sampleType:"float"},rgba8unorm:{numComponents:4,nativeType:Uint8Array,stride:4,elementSize:1,sampleType:"float"},"rgba8unorm-srgb":{numComponents:4,nativeType:Uint8Array,stride:4,elementSize:1,sampleType:"float"},rgba8snorm:{numComponents:4,nativeType:Int8Array,stride:4,elementSize:1,sampleType:"float"},rgba8uint:{numComponents:4,nativeType:Uint8Array,stride:4,elementSize:1,sampleType:"uint"},rgba8sint:{numComponents:4,nativeType:Int8Array,stride:4,elementSize:1,sampleType:"sint"},bgra8unorm:{numComponents:4,nativeType:Uint8Array,stride:4,elementSize:1,sampleType:"float"},"bgra8unorm-srgb":{numComponents:4,nativeType:Uint8Array,stride:4,elementSize:1,sampleType:"float"},rgb9e5ufloat:{numComponents:4,nativeType:Uint32Array,stride:4,sampleType:"float"},rgb10a2unorm:{numComponents:4,nativeType:Uint32Array,stride:4,sampleType:"float"},rg11b10ufloat:{numComponents:4,nativeType:Float32Array,stride:4,sampleType:"float"},rg32uint:{numComponents:2,nativeType:Uint32Array,stride:8,elementSize:4,sampleType:"uint"},rg32sint:{numComponents:2,nativeType:Int32Array,stride:8,elementSize:4,sampleType:"sint"},rg32float:{numComponents:2,nativeType:Float32Array,stride:8,elementSize:4,sampleType:"unfilterable-float"},rgba16uint:{numComponents:4,nativeType:Uint16Array,stride:8,elementSize:2,sampleType:"uint"},rgba16sint:{numComponents:4,nativeType:Int16Array,stride:8,elementSize:2,sampleType:"sint"},rgba16float:{numComponents:4,nativeType:Float32Array,stride:8,elementSize:2,sampleType:"float"},rgba32uint:{numComponents:4,nativeType:Uint32Array,stride:16,elementSize:4,sampleType:"uint"},rgba32sint:{numComponents:4,nativeType:Int32Array,stride:16,elementSize:4,sampleType:"sint"},rgba32float:{numComponents:4,nativeType:Float32Array,stride:16,elementSize:4,sampleType:"unfilterable-float"},stencil8:{numComponents:1,nativeType:Uint8Array,stride:1,elementSize:1,sampleType:"uint"},depth16unorm:{numComponents:1,nativeType:Uint16Array,stride:2,elementSize:2,sampleType:"depth"},depth24plus:{numComponents:1,nativeType:Uint32Array,stride:4,elementSize:3,sampleType:"depth"},"depth24plus-stencil8":{numComponents:2,nativeType:Uint32Array,stride:4,sampleType:"mixed"},depth32float:{numComponents:1,nativeType:Float32Array,stride:4,elementSize:4,sampleType:"depth"}};var Qy=function(e){return!e||e.length<6?0:e in Zy==1?Zy[e]:(et(`unknown format ${e}`),null)},Jy=function(e){if(!e||e.length<5)return 0;let t=1;"x"===e[e.length-2]&&(t=Number(e[e.length-1]));const n=1===t?e.length-1:e.length-3,r=Number(e[n]);return Number.isNaN(r)?(et(`unknown format ${e}`),0):t*(5-r/2)},eT=function(e){if(!e||e.length<5)return 0;let t;if("f"===e[0])t="Float";else if("s"===e[0])t="Int";else{if("u"!==e[0])return void et(`unknown format ${e}`);t="Uint"}const n=e.split("x")[0],r=Number(n[n.length-1]);if(!Number.isNaN(r))return t+=8*(5-r/2),t+="Array",t;et(`unknown format ${e}`)},tT=function(e){let t;if("f"===e[0]||"n"===e[1])t="f32";else if("s"===e[0]&&"i"===e[1])t="i32";else{if("u"!==e[0]||"i"!==e[1])return void et(`unknown format ${e}`);t="u32"}let n=1;return"x"===e[e.length-2]&&(n=Number(e[e.length-1])),4===n?`vec4<${t}>`:3===n?`vec3<${t}>`:2===n?`vec2<${t}>`:t},nT=function(e){if(!e)return 0;let t=1;return"vec"===e.substring(0,3)?t=Number(e[3]):"mat"===e.substring(0,3)&&(t=e[3]*e[5]),4*t},rT=function(e){if(e)return e.includes("f32")?"Float32Array":e.includes("i32")?"Int32Array":e.includes("u32")?"Uint32Array":void et(`unknown format ${e}`)};function oT(e,t){if(e===t)return!0;if(null==e||null==t)return!1;if(e.length!==t.length)return!1;for(let n=0;n<e.length;++n)if(!t.includes(e[n]))return!1;return!0}function aT(e,t){t.classHierarchy.push("vtkWebGPUVertexInput"),e.addBuffer=function(e,n){let r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:"vertex",o=n;Array.isArray(o)||(o=[o]);for(let n=0;n<t.inputs.length;n++)if(oT(t.inputs[n].names,o)){if(t.inputs[n].buffer===e)return;return void(t.inputs[n].buffer=e)}t.inputs.push({buffer:e,stepMode:r,names:o}),t.inputs=t.inputs.sort(((e,t)=>e.names[0]<t.names[0]?-1:e.names[0]>t.names[0]?1:0))},e.removeBufferIfPresent=e=>{for(let n=0;n<t.inputs.length;n++)t.inputs[n].names.includes(e)&&t.inputs.splice(n,1)},e.getBuffer=e=>{for(let n=0;n<t.inputs.length;n++)if(t.inputs[n].names.includes(e))return t.inputs[n].buffer;return null},e.hasAttribute=e=>{for(let n=0;n<t.inputs.length;n++)if(t.inputs[n].names.includes(e))return!0;return!1},e.getAttributeTime=e=>{for(let n=0;n<t.inputs.length;n++)if(t.inputs[n].names.includes(e))return t.inputs[n].buffer.getSourceTime();return 0},e.getShaderCode=()=>{let e="",n=0;for(let r=0;r<t.inputs.length;r++)for(let o=0;o<t.inputs[r].names.length;o++){const a=t.inputs[r].buffer.getArrayInformation()[o],i=tT(a.format);n>0&&(e+=",\n"),e=`${e} @location(${n}) ${t.inputs[r].names[o]} : ${i}`,n++}return e},e.getVertexInputInformation=()=>{const e={};if(t.inputs.length){const n=[];let r=0;for(let e=0;e<t.inputs.length;e++){const o=t.inputs[e].buffer,a={arrayStride:o.getStrideInBytes(),stepMode:t.inputs[e].stepMode,attributes:[]},i=o.getArrayInformation();for(let n=0;n<t.inputs[e].names.length;n++)a.attributes.push({shaderLocation:r,offset:i[n].offset,format:i[n].format}),r++;n.push(a)}e.buffers=n}return e},e.bindBuffers=e=>{for(let n=0;n<t.inputs.length;n++)e.setVertexBuffer(n,t.inputs[n].buffer.getHandle());t.indexBuffer&&e.setIndexBuffer(t.indexBuffer.getHandle(),t.indexBuffer.getArrayInformation()[0].format)},e.getReady=()=>{},e.releaseGraphicsResources=()=>{t.created&&(t.inputs=[],t.bindingDescriptions=[],t.attributeDescriptions=[])}}const iT={inputs:null,bindingDescriptions:!1,attributeDescriptions:null,indexBuffer:null};function sT(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,iT,n),vt(e,t),t.bindingDescriptions=[],t.attributeDescriptions=[],t.inputs=[],St(e,t,["created","device","handle","indexBuffer"]),aT(e,t)}var lT={newInstance:Dt(sT,"vtkWebGPUVertexInput"),extend:sT};const cT="\n//VTK::Renderer::Dec\n\n//VTK::Color::Dec\n\n//VTK::Normal::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::Select::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::IOStructs::Dec\n\n@vertex\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n var output : vertexOutput;\n\n // var vertex: vec4<f32> = vertexBC;\n\n //VTK::Color::Impl\n\n //VTK::Normal::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Select::Impl\n\n //VTK::Position::Impl\n\n return output;\n}\n",uT="\n//VTK::Renderer::Dec\n\n//VTK::Color::Dec\n\n//VTK::Normal::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::Select::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n var output : fragmentOutput;\n\n //VTK::Color::Impl\n\n //VTK::Normal::Impl\n\n //VTK::Light::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Select::Impl\n\n // var computedColor:vec4<f32> = vec4<f32>(1.0,0.5,0.5,1.0);\n\n //VTK::RenderEncoder::Impl\n return output;\n}\n";function dT(e,t){t.classHierarchy.push("vtkWebGPUSimpleMapper"),e.generateShaderDescriptions=(n,r,o)=>{const a=Yy.newInstance({type:"vertex",hash:n,code:t.vertexShaderTemplate}),i=Yy.newInstance({type:"fragment",hash:n,code:t.fragmentShaderTemplate}),s=r.getShaderDescriptions();s.push(a),s.push(i);const l=t.vertexShaderTemplate+t.fragmentShaderTemplate,c=new RegExp("//VTK::[^:]*::","g"),u=l.match(c).filter(((e,t,n)=>n.indexOf(e)===t)),d=u.map((e=>`replaceShader${e.substring(7,e.length-2)}`));for(let e=0;e<d.length;e++){const a=d[e];"replaceShaderIOStructs"!==a&&t.shaderReplacements.has(a)&&t.shaderReplacements.get(a)(n,r,o)}e.replaceShaderIOStructs(n,r,o)},e.replaceShaderIOStructs=(e,t,n)=>{const r=t.getShaderDescription("vertex");r.replaceShaderCode(null,n),t.getShaderDescription("fragment").replaceShaderCode(r)},e.replaceShaderRenderEncoder=(e,n,r)=>{t.renderEncoder.replaceShaderCode(n)},t.shaderReplacements.set("replaceShaderRenderEncoder",e.replaceShaderRenderEncoder),e.replaceShaderRenderer=(e,n,r)=>{if(!t.WebGPURenderer)return;const o=t.WebGPURenderer.getBindGroup().getShaderCode(n),a=n.getShaderDescription("vertex");let i=a.getCode();i=Fy.substitute(i,"//VTK::Renderer::Dec",[o]).result,a.setCode(i);const s=n.getShaderDescription("fragment");i=s.getCode(),i=Fy.substitute(i,"//VTK::Renderer::Dec",[o]).result,s.setCode(i)},t.shaderReplacements.set("replaceShaderRenderer",e.replaceShaderRenderer),e.replaceShaderMapper=(e,n,r)=>{const o=t.bindGroup.getShaderCode(n),a=n.getShaderDescription("vertex");let i=a.getCode();i=Fy.substitute(i,"//VTK::Mapper::Dec",[o]).result,a.setCode(i);const s=n.getShaderDescription("fragment");s.addBuiltinInput("bool","@builtin(front_facing) frontFacing"),i=s.getCode(),i=Fy.substitute(i,"//VTK::Mapper::Dec",[o]).result,s.setCode(i)},t.shaderReplacements.set("replaceShaderMapper",e.replaceShaderMapper),e.replaceShaderPosition=(e,t,n)=>{const r=t.getShaderDescription("vertex");r.addBuiltinOutput("vec4<f32>","@builtin(position) Position");let o=r.getCode();o=Fy.substitute(o,"//VTK::Position::Impl",[" output.Position = rendererUBO.SCPCMatrix*vertexBC;"]).result,r.setCode(o)},t.shaderReplacements.set("replaceShaderPosition",e.replaceShaderPosition),e.replaceShaderTCoord=(e,t,n)=>{t.getShaderDescription("vertex").addOutput("vec2<f32>","tcoordVS")},t.shaderReplacements.set("replaceShaderTCoord",e.replaceShaderTCoord),e.addTextureView=e=>{t.textureViews.includes(e)||t.textureViews.push(e)},e.prepareToDraw=n=>{t.renderEncoder=n,e.updateInput(),e.updateBuffers(),e.updateBindings(),e.updatePipeline()},e.updateInput=()=>{},e.updateBuffers=()=>{},e.updateBindings=()=>{t.bindGroup.setBindables(e.getBindables())},e.computePipelineHash=()=>{},e.registerDrawCallback=n=>{n.registerDrawCallback(t.pipeline,e.draw)},e.prepareAndDraw=n=>{e.prepareToDraw(n),n.setPipeline(t.pipeline),e.draw(n)},e.draw=e=>{const n=e.getBoundPipeline();e.activateBindGroup(t.bindGroup),t.WebGPURenderer&&t.WebGPURenderer.bindUBO(e),n.bindVertexInput(e,t.vertexInput);const r=t.vertexInput.getIndexBuffer();r?e.drawIndexed(r.getIndexCount(),t.numberOfInstances,0,0,0):e.draw(t.numberOfVertices,t.numberOfInstances,0,0)},e.getBindables=()=>{const e=[...t.additionalBindables];t.UBO&&e.push(t.UBO),t.SSBO&&e.push(t.SSBO);for(let n=0;n<t.textureViews.length;n++){e.push(t.textureViews[n]);const r=t.textureViews[n].getSampler();r&&e.push(r)}return e},e.updatePipeline=()=>{e.computePipelineHash(),t.pipeline=t.device.getPipeline(t.pipelineHash),t.pipeline||(t.pipeline=Ky.newInstance(),t.pipeline.setDevice(t.device),t.WebGPURenderer&&t.pipeline.addBindGroupLayout(t.WebGPURenderer.getBindGroup()),t.pipeline.addBindGroupLayout(t.bindGroup),e.generateShaderDescriptions(t.pipelineHash,t.pipeline,t.vertexInput),t.pipeline.setTopology(t.topology),t.pipeline.setRenderEncoder(t.renderEncoder),t.pipeline.setVertexState(t.vertexInput.getVertexInputInformation()),t.device.createPipeline(t.pipelineHash,t.pipeline))}}const pT={additionalBindables:void 0,bindGroup:null,device:null,fragmentShaderTemplate:null,numberOfInstances:1,numberOfVertices:0,pipelineHash:null,shaderReplacements:null,SSBO:null,textureViews:null,topology:"triangle-list",UBO:null,vertexShaderTemplate:null,WebGPURenderer:null};function fT(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,pT,n),Yt.extend(e,t,n),t.textureViews=[],t.vertexInput=lT.newInstance(),t.bindGroup=zy.newInstance({label:"mapperBG"}),t.additionalBindables=[],t.fragmentShaderTemplate=t.fragmentShaderTemplate||uT,t.vertexShaderTemplate=t.vertexShaderTemplate||cT,t.shaderReplacements=new Map,Ht.get(e,t,["pipeline","vertexInput"]),Ht.setGet(e,t,["additionalBindables","device","fragmentShaderTemplate","interpolate","numberOfInstances","numberOfVertices","pipelineHash","shaderReplacements","SSBO","textureViews","topology","UBO","vertexShaderTemplate","WebGPURenderer"]),dT(e,t)}var gT={newInstance:Ht.newInstance(fT,"vtkWebGPUSimpleMapper"),extend:fT};function mT(e,t){t.classHierarchy.push("vtkWebGPUFullScreenQuad"),e.replaceShaderPosition=(e,t,n)=>{const r=t.getShaderDescription("vertex");r.addBuiltinOutput("vec4<f32>","@builtin(position) Position"),r.addOutput("vec4<f32>","vertexVC");let o=r.getCode();o=Fy.substitute(o,"//VTK::Position::Impl",["output.tcoordVS = vec2<f32>(vertexBC.x * 0.5 + 0.5, 1.0 - vertexBC.y * 0.5 - 0.5);","output.Position = vec4<f32>(vertexBC, 1.0);","output.vertexVC = vec4<f32>(vertexBC, 1);"]).result,r.setCode(o)},t.shaderReplacements.set("replaceShaderPosition",e.replaceShaderPosition),e.updateBuffers=()=>{const e=t.device.getBufferManager().getFullScreenQuadBuffer();t.vertexInput.addBuffer(e,["vertexBC"]),t.numberOfVertices=6}}const hT={};function vT(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,hT,n),gT.extend(e,t,n),mT(e,t)}var yT={newInstance:Ht.newInstance(vT,"vtkWebGPUFullScreenQuad"),extend:vT};const TT=["setBindGroup","setIndexBuffer","setVertexBuffer","draw","drawIndexed"];function bT(e,t){t.classHierarchy.push("vtkWebGPURenderEncoder"),e.begin=e=>{t.drawCallbacks=[],t.handle=e.beginRenderPass(t.description),t.label&&t.handle.pushDebugGroup(t.label)},e.end=()=>{for(let n=0;n<t.drawCallbacks.length;n++){const r=t.drawCallbacks[n],o=r.pipeline;e.setPipeline(o);for(let t=0;t<r.callbacks.length;t++)r.callbacks[t](e)}t.label&&t.handle.popDebugGroup(),t.handle.end(),t.boundPipeline=null},e.setPipeline=e=>{if(t.boundPipeline===e)return;t.handle.setPipeline(e.getHandle());const n=e.getPipelineDescription();if(t.colorTextureViews.length!==n.fragment.targets.length)console.log(`mismatched attachment counts on pipeline ${n.fragment.targets.length} while encoder has ${t.colorTextureViews.length}`),console.trace();else for(let e=0;e<t.colorTextureViews.length;e++){const r=t.colorTextureViews[e].getTexture()?.getFormat();r&&r!==n.fragment.targets[e].format&&(console.log(`mismatched attachments for attachment ${e} on pipeline ${n.fragment.targets[e].format} while encoder has ${r}`),console.trace())}if(!t.depthTextureView!=!("depthStencil"in n))console.log("mismatched depth attachments"),console.trace();else if(t.depthTextureView){const e=t.depthTextureView.getTexture()?.getFormat();e&&e!==n.depthStencil.format&&(console.log(`mismatched depth attachments on pipeline ${n.depthStencil.format} while encoder has ${e}`),console.trace())}t.boundPipeline=e},e.replaceShaderCode=e=>{t.replaceShaderCodeFunction(e)},e.setColorTextureView=(e,n)=>{t.colorTextureViews[e]!==n&&(t.colorTextureViews[e]=n)},e.activateBindGroup=e=>{const n=t.boundPipeline.getDevice(),r=t.boundPipeline.getBindGroupLayoutCount(e.getLabel());t.handle.setBindGroup(r,e.getBindGroup(n));const o=n.getBindGroupLayoutDescription(e.getBindGroupLayout(n)),a=n.getBindGroupLayoutDescription(t.boundPipeline.getBindGroupLayout(r));o!==a&&(console.log(`renderEncoder ${t.pipelineHash} mismatched bind group layouts bind group has\n${o}\n versus pipeline\n${a}\n`),console.trace())},e.attachTextureViews=()=>{for(let e=0;e<t.colorTextureViews.length;e++)t.description.colorAttachments[e]?t.description.colorAttachments[e].view=t.colorTextureViews[e].getHandle():t.description.colorAttachments[e]={view:t.colorTextureViews[e].getHandle()};t.depthTextureView&&(t.description.depthStencilAttachment.view=t.depthTextureView.getHandle())},e.registerDrawCallback=(e,n)=>{for(let r=0;r<t.drawCallbacks.length;r++)if(t.drawCallbacks[r].pipeline===e)return void t.drawCallbacks[r].callbacks.push(n);t.drawCallbacks.push({pipeline:e,callbacks:[n]})};for(let n=0;n<TT.length;n++)e[TT[n]]=function(){return t.handle[TT[n]](...arguments)}}const xT={description:null,handle:null,boundPipeline:null,pipelineHash:null,pipelineSettings:null,replaceShaderCodeFunction:null,depthTextureView:null,label:null};function CT(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,xT,n),vt(e,t),t.description={colorAttachments:[{view:void 0,loadOp:"load",storeOp:"store"}],depthStencilAttachment:{view:void 0,depthLoadOp:"clear",depthClearValue:0,depthStoreOp:"store"}},t.replaceShaderCodeFunction=e=>{const t=e.getShaderDescription("fragment");t.addOutput("vec4<f32>","outColor");let n=t.getCode();n=Fy.substitute(n,"//VTK::RenderEncoder::Impl",["output.outColor = computedColor;"]).result,t.setCode(n)},t.pipelineSettings={primitive:{cullMode:"none"},depthStencil:{depthWriteEnabled:!0,depthCompare:"greater-equal",format:"depth32float"},fragment:{targets:[{format:"rgba16float",blend:{color:{srcFactor:"src-alpha",dstFactor:"one-minus-src-alpha"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}},t.colorTextureViews=[],Tt(e,t,["boundPipeline","colorTextureViews"]),St(e,t,["depthTextureView","description","handle","label","pipelineHash","pipelineSettings","replaceShaderCodeFunction"]),bT(e,t)}var ST={newInstance:Dt(CT,"vtkWebGPURenderEncoder"),extend:CT},AT={BufferUsage:{Verts:0,Lines:1,Triangles:2,Strips:3,LinesFromStrips:4,LinesFromTriangles:5,Points:6,UniformArray:7,PointArray:8,NormalsFromPoints:9,Texture:10,RawVertex:11,Storage:12,Index:13},PrimitiveTypes:{Start:0,Points:0,Lines:1,Triangles:2,TriangleStrips:3,TriangleEdges:4,TriangleStripEdges:5,End:6}};const IT=["getMappedRange","mapAsync","unmap"];function PT(e,t){t.classHierarchy.push("vtkWebGPUBuffer"),e.create=(e,n)=>{t.handle=t.device.getHandle().createBuffer({size:e,usage:n,label:t.label}),t.sizeInBytes=e,t.usage=n},e.write=e=>{!function(e,t,n,r){const o=r.byteLength,a=e.createBuffer({size:o,usage:GPUBufferUsage.COPY_SRC,mappedAtCreation:!0}),i=a.getMappedRange(0,o);new Uint8Array(i).set(new Uint8Array(r)),a.unmap();const s=e.createCommandEncoder();s.copyBufferToBuffer(a,0,t,0,o);const l=s.finish();e.queue.submit([l]),a.destroy()}(t.device.getHandle(),t.handle,0,e.buffer)},e.createAndWrite=(e,n)=>{t.handle=t.device.getHandle().createBuffer({size:e.byteLength,usage:n,mappedAtCreation:!0,label:t.label}),t.sizeInBytes=e.byteLength,t.usage=n,new Uint8Array(t.handle.getMappedRange()).set(new Uint8Array(e.buffer)),t.handle.unmap()};for(let n=0;n<IT.length;n++)e[IT[n]]=function(){return t.handle[IT[n]](...arguments)}}const wT={device:null,handle:null,sizeInBytes:0,strideInBytes:0,arrayInformation:null,usage:null,label:null,sourceTime:null};function OT(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,wT,n),Ht.obj(e,t),Ht.get(e,t,["handle","sizeInBytes","usage"]),Ht.setGet(e,t,["strideInBytes","device","arrayInformation","label","sourceTime"]),PT(e,t)}var MT={newInstance:Ht.newInstance(OT),extend:OT,...AT};const{Representation:RT}=us,{PrimitiveTypes:DT}=AT;class ET{constructor(){this.keys=new Uint32Array(10),this.values=new Uint32Array(10),this.count=0}clear(){this.count=0}has(e){for(let t=0;t<this.count;t++)if(this.keys[t]===e)return!0}get(e){for(let t=0;t<this.count;t++)if(this.keys[t]===e)return this.values[t]}set(e,t){this.count<9&&(this.keys[this.count]=e,this.values[this.count++]=t)}}function VT(e,t,n){let r=e.pointIdToFlatId[t];return r<0&&(r=e.flatId,e.pointIdToFlatId[t]=r,e.flatIdToPointId[e.flatId]=t,e.flatIdToCellId[e.flatId]=n,e.flatId++),r}function LT(e,t,n){const r=e.length;for(let o=0;o<r;o++){let a=e[o];if(n.cellProvokedMap.has(a)){n.ibo[n.iboId++]=n.cellProvokedMap.get(a);for(let i=o+1;i<o+r;i++){a=e[i%r];const o=VT(n,a,t);n.ibo[n.iboId++]=o}return}}for(let o=0;o<r;o++){let a=e[o];if(!n.provokedPointIds[a]){let i=VT(n,a,t);n.provokedPointIds[a]=1,n.cellProvokedMap.set(a,i),n.flatIdToCellId[i]=t,n.ibo[n.iboId++]=i;for(let s=o+1;s<o+r;s++)a=e[s%r],i=VT(n,a,t),n.ibo[n.iboId++]=i;return}}let o=e[0],a=n.flatId;n.cellProvokedMap.set(o,a),n.flatIdToPointId[n.flatId]=o,n.flatIdToCellId[n.flatId]=t,n.flatId++,n.ibo[n.iboId++]=a;for(let i=1;i<r;i++)o=e[i],a=VT(n,o,t),n.ibo[n.iboId++]=a}function BT(e,t,n){const r=e.length;n.iboSize+=r;for(let t=0;t<r;t++){const r=e[t];if(n.cellProvokedMap.has(r))return}for(let t=0;t<r;t++){const r=e[t];if(!n.provokedPointIds[r])return n.provokedPointIds[r]=1,void n.cellProvokedMap.set(r,1)}n.cellProvokedMap.set(e[0],1),n.extraPoints++}let NT;const _T=new Uint32Array(1),FT=new Uint32Array(2),kT=new Uint32Array(3),GT={anythingToPoints(e,t,n,r,o){for(let a=0;a<e;++a)_T[0]=t[n+a],NT(_T,r,o)},linesToWireframe(e,t,n,r,o){for(let a=0;a<e-1;++a)FT[0]=t[n+a],FT[1]=t[n+a+1],NT(FT,r,o)},polysToWireframe(e,t,n,r,o){if(e>2)for(let a=0;a<e;++a)FT[0]=t[n+a],FT[1]=t[n+(a+1)%e],NT(FT,r,o)},stripsToWireframe(e,t,n,r,o){if(e>2){for(let a=0;a<e-1;++a)FT[0]=t[n+a],FT[1]=t[n+a+1],NT(FT,r,o);for(let a=0;a<e-2;a++)FT[0]=t[n+a],FT[1]=t[n+a+2],NT(FT,r,o)}},polysToSurface(e,t,n,r,o){for(let a=0;a<e-2;a++)kT[0]=t[n],kT[1]=t[n+a+1],kT[2]=t[n+a+2],NT(kT,r,o)},stripsToSurface(e,t,n,r,o){for(let a=0;a<e-2;a++)kT[0]=t[n+a],kT[1]=t[n+a+1+a%2],kT[2]=t[n+a+1+(a+1)%2],NT(kT,r,o)}};function UT(e,t){t.classHierarchy.push("vtkWebGPUIndexBuffer"),e.buildIndexBuffer=e=>{const n=e.cells,r=e.primitiveType,o=e.representation,a=e.cellOffset,i=n.getData(),s=i.length,l=function(e){switch(e){case DT.Points:return"points";case DT.Lines:return"lines";case DT.Triangles:case DT.TriangleEdges:return"polys";case DT.TriangleStripEdges:case DT.TriangleStrips:return"strips";default:return""}}(r),c=e.numberOfPoints,u={provokedPointIds:new Uint8Array(c),extraPoints:0,iboSize:0,flatId:0,iboId:0,cellProvokedMap:new ET};let d=null;d=o===RT.POINTS||r===DT.Points?GT.anythingToPoints:o===RT.WIREFRAME||r===DT.Lines?GT[`${l}ToWireframe`]:GT[`${l}ToSurface`],NT=BT;let p=a||0;for(let e=0;e<s;)u.cellProvokedMap.clear(),d(i[e],i,e+1,p,u),e+=i[e]+1,p++;u.flatIdToPointId=c<=65535?new Uint16Array(c+u.extraPoints):new Uint32Array(c+u.extraPoints),c+u.extraPoints<36863?u.pointIdToFlatId=new Int16Array(c):u.pointIdToFlatId=new Int32Array(c),c+u.extraPoints<=65535?(u.ibo=new Uint16Array(u.iboSize),e.format="uint16"):(u.ibo=new Uint32Array(u.iboSize),e.format="uint32"),u.flatIdToCellId=p<=65535?new Uint16Array(c+u.extraPoints):new Uint32Array(c+u.extraPoints),u.pointIdToFlatId.fill(-1),u.provokedPointIds.fill(0),NT=LT,p=a||0;for(let e=0;e<s;)u.cellProvokedMap.clear(),d(i[e],i,e+1,p,u),e+=i[e]+1,p++;delete u.provokedPointIds,delete u.pointIdToFlatId,e.nativeArray=u.ibo,t.flatIdToPointId=u.flatIdToPointId,t.flatIdToCellId=u.flatIdToCellId,t.flatSize=u.flatId,t.indexCount=u.iboId}}const zT={flatIdToPointId:null,flatIdToCellId:null,flatSize:0,indexCount:0};function WT(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,zT,n),MT.extend(e,t,n),Ht.setGet(e,t,["flatIdToPointId","flatIdToCellId","flatSize","indexCount"]),UT(e,t)}var HT={newInstance:Ht.newInstance(WT),extend:WT,...AT};const{BufferUsage:jT}=AT,{vtkErrorMacro:KT}=jt,{VtkDataTypes:$T}=Rs;function qT(e,t,n,r,o){const a={},i=e.getFlatSize();if(!i)return a;let s=[0,0,0,0];o.shift&&(o.shift.length?s=o.shift:s.fill(o.shift));let l=[1,1,1,1];o.scale&&(o.scale.length?l=o.scale:l.fill(o.scale));const c=!!Object.prototype.hasOwnProperty.call(o,"packExtra")&&o.packExtra;let u,d=0;const p=at(r,i*(n+(c?1:0)));let f=e.getFlatIdToPointId();o.cellData&&(f=e.getFlatIdToCellId()),1===n?u=function(e){p[d++]=l[0]*t[e]+s[0]}:2===n?u=function(e){p[d++]=l[0]*t[e]+s[0],p[d++]=l[1]*t[e+1]+s[1]}:3!==n||c?3===n&&c?u=function(e){p[d++]=l[0]*t[e]+s[0],p[d++]=l[1]*t[e+1]+s[1],p[d++]=l[2]*t[e+2]+s[2],p[d++]=1*l[3]+s[3]}:4===n&&(u=function(e){p[d++]=l[0]*t[e]+s[0],p[d++]=l[1]*t[e+1]+s[1],p[d++]=l[2]*t[e+2]+s[2],p[d++]=l[3]*t[e+3]+s[3]}):u=function(e){p[d++]=l[0]*t[e]+s[0],p[d++]=l[1]*t[e+1]+s[1],p[d++]=l[2]*t[e+2]+s[2]};for(let e=0;e<i;e++)u(n*f[e]);return a.nativeArray=p,a}function XT(e,t,n,r){const o=[];return jo([e[3*r]-e[3*n],e[3*r+1]-e[3*n+1],e[3*r+2]-e[3*n+2]],[e[3*t]-e[3*n],e[3*t+1]-e[3*n+1],e[3*t+2]-e[3*n+2]],o),$o(o),o}function YT(e,t){function n(e){let n,r;if(e.dataArray&&!e.nativeArray&&(e.nativeArray=e.dataArray.getData()),e.usage===jT.Index&&(n=HT.newInstance({label:e.label}),n.setDevice(t.device),r=GPUBufferUsage.INDEX|GPUBufferUsage.COPY_DST,n.buildIndexBuffer(e),n.createAndWrite(e.nativeArray,r),n.setArrayInformation([{format:e.format}])),n||(n=MT.newInstance({label:e.label}),n.setDevice(t.device)),e.usage===jT.UniformArray&&(r=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,n.createAndWrite(e.nativeArray,r)),e.usage===jT.Storage&&(r=GPUBufferUsage.STORAGE|GPUBufferUsage.COPY_DST,n.createAndWrite(e.nativeArray,r)),e.usage===jT.Texture&&(r=GPUBufferUsage.COPY_SRC,n.createAndWrite(e.nativeArray,r)),e.usage===jT.PointArray){r=GPUBufferUsage.VERTEX;const t=eT(e.format),o=qT(e.indexBuffer,e.dataArray.getData(),e.dataArray.getNumberOfComponents(),t,{packExtra:e.packExtra,shift:e.shift,scale:e.scale,cellData:e.cellData,cellOffset:e.cellOffset});n.createAndWrite(o.nativeArray,r),n.setStrideInBytes(Jy(e.format)),n.setArrayInformation([{offset:0,format:e.format,interpolation:e.cellData?"flat":"perspective"}])}if(e.usage===jT.NormalsFromPoints){r=GPUBufferUsage.VERTEX;const t=eT(e.format),o=function(e,t){const n=t.getData(),r=e.getData();if(!r||!n)return null;const o=new Int8Array(4*e.getNumberOfCells()),a=r.length;let i=0;for(let e=0;e<a;){const t=XT(n,r[e+1],r[e+2],r[e+3]);o[i++]=127*t[0],o[i++]=127*t[1],o[i++]=127*t[2],o[i++]=127,e+=r[e]+1}return o}(e.cells,e.dataArray),a=qT(e.indexBuffer,o,4,t,{cellData:!0});n.createAndWrite(a.nativeArray,r),n.setStrideInBytes(Jy(e.format)),n.setArrayInformation([{offset:0,format:e.format,interpolation:"flat"}])}return e.usage===jT.RawVertex&&(r=GPUBufferUsage.VERTEX,n.createAndWrite(e.nativeArray,r),n.setStrideInBytes(Jy(e.format)),n.setArrayInformation([{offset:0,format:e.format}])),n.setSourceTime(e.time),n}t.classHierarchy.push("vtkWebGPUBufferManager"),e.hasBuffer=e=>t.device.hasCachedObject(e),e.getBuffer=e=>e.hash?t.device.getCachedObject(e.hash,n,e):n(e),e.getBufferForPointArray=(t,n)=>{const r=function(e){let t;switch(e.getDataType()){case $T.UNSIGNED_CHAR:t="uint8";break;case $T.FLOAT:t="float32";break;case $T.UNSIGNED_INT:t="uint32";break;case $T.INT:t="sint32";break;case $T.DOUBLE:t="float32";break;case $T.UNSIGNED_SHORT:t="uint16";break;case $T.SHORT:t="sin16";break;default:t="float32"}switch(e.getNumberOfComponents()){case 2:t+="x2";break;case 3:t.includes("32")||KT(`unsupported x3 type for ${t}`),t+="x3";break;case 4:t+="x4"}return t}(t),o={hash:`${t.getMTime()}I${n.getMTime()}${r}`,usage:jT.PointArray,format:r,dataArray:t,indexBuffer:n};return e.getBuffer(o)},e.getFullScreenQuadBuffer=()=>{if(t.fullScreenQuadBuffer)return t.fullScreenQuadBuffer;t.fullScreenQuadBuffer=MT.newInstance(),t.fullScreenQuadBuffer.setDevice(t.device);const e=new Float32Array([-1,-1,0,1,-1,0,1,1,0,-1,-1,0,1,1,0,-1,1,0]);return t.fullScreenQuadBuffer.createAndWrite(e,GPUBufferUsage.VERTEX),t.fullScreenQuadBuffer.setStrideInBytes(12),t.fullScreenQuadBuffer.setArrayInformation([{offset:0,format:"float32x3"}]),t.fullScreenQuadBuffer}}const ZT={device:null,fullScreenQuadBuffer:null};function QT(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ZT,n),vt(e,t),St(e,t,["device"]),YT(e,t)}var JT={newInstance:Dt(QT),extend:QT,...AT};function eb(e,t){t.classHierarchy.push("vtkWebGPUSampler"),e.create=function(e){let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};t.device=e,t.options.addressModeU=n.addressModeU?n.addressModeU:"clamp-to-edge",t.options.addressModeV=n.addressModeV?n.addressModeV:"clamp-to-edge",t.options.addressModeW=n.addressModeW?n.addressModeW:"clamp-to-edge",t.options.magFilter=n.magFilter?n.magFilter:"nearest",t.options.minFilter=n.minFilter?n.minFilter:"nearest",t.options.mipmapFilter=n.mipmapFilter?n.mipmapFilter:"nearest",t.options.label=t.label,t.handle=t.device.getHandle().createSampler(t.options),t.bindGroupTime.modified()},e.getShaderCode=(e,n)=>`@binding(${e}) @group(${n}) var ${t.label}: sampler;`,e.getBindGroupEntry=()=>({resource:t.handle})}const tb={device:null,handle:null,label:null,options:null};function nb(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,tb,n),Ht.obj(e,t),t.options={},t.bindGroupLayoutEntry={visibility:GPUShaderStage.VERTEX|GPUShaderStage.FRAGMENT,sampler:{}},t.bindGroupTime={},Ht.obj(t.bindGroupTime,{mtime:0}),Ht.get(e,t,["bindGroupTime","handle","options"]),Ht.setGet(e,t,["bindGroupLayoutEntry","device","label"]),eb(e,t)}var rb={newInstance:Ht.newInstance(nb),extend:nb};function ob(e,t){t.classHierarchy.push("vtkWebGPUTextureView"),e.create=(e,n)=>{t.texture=e,t.options=n,t.options.dimension=t.options.dimension||"2d",t.options.label=t.label,t.textureHandle=e.getHandle(),t.handle=t.textureHandle.createView(t.options),t.bindGroupLayoutEntry.texture.viewDimension=t.options.dimension;const r=Qy(t.texture.getFormat());t.bindGroupLayoutEntry.texture.sampleType=r.sampleType},e.createFromTextureHandle=(e,n)=>{t.texture=null,t.options=n,t.options.dimension=t.options.dimension||"2d",t.options.label=t.label,t.textureHandle=e,t.handle=t.textureHandle.createView(t.options),t.bindGroupLayoutEntry.texture.viewDimension=t.options.dimension;const r=Qy(n.format);t.bindGroupLayoutEntry.texture.sampleType=r.sampleType,t.bindGroupTime.modified()},e.getBindGroupEntry=()=>({resource:e.getHandle()}),e.getShaderCode=(e,n)=>{let r="f32";"sint"===t.bindGroupLayoutEntry.texture.sampleType?r="i32":"uint"===t.bindGroupLayoutEntry.texture.sampleType&&(r="u32");let o=`@binding(${e}) @group(${n}) var ${t.label}: texture_${t.options.dimension}<${r}>;`;return"depth"===t.bindGroupLayoutEntry.texture.sampleType&&(o=`@binding(${e}) @group(${n}) var ${t.label}: texture_depth_${t.options.dimension};`),o},e.addSampler=(n,r)=>{const o=rb.newInstance({label:`${t.label}Sampler`});o.create(n,r),e.setSampler(o)},e.getBindGroupTime=()=>(t.texture&&t.texture.getHandle()!==t.textureHandle&&(t.textureHandle=t.texture.getHandle(),t.handle=t.textureHandle.createView(t.options),t.bindGroupTime.modified()),t.bindGroupTime),e.getHandle=()=>(t.texture&&t.texture.getHandle()!==t.textureHandle&&(t.textureHandle=t.texture.getHandle(),t.handle=t.textureHandle.createView(t.options),t.bindGroupTime.modified()),t.handle)}const ab={texture:null,handle:null,sampler:null,label:null};function ib(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ab,n),Ht.obj(e,t),t.bindGroupLayoutEntry={visibility:GPUShaderStage.VERTEX|GPUShaderStage.FRAGMENT,texture:{sampleType:"float",viewDimension:"2d"}},t.bindGroupTime={},Ht.obj(t.bindGroupTime,{mtime:0}),Ht.get(e,t,["bindGroupTime","texture"]),Ht.setGet(e,t,["bindGroupLayoutEntry","label","sampler"]),ob(e,t)}var sb={newInstance:Ht.newInstance(ib),extend:ib};const{BufferUsage:lb}=JT;function cb(e,t){t.classHierarchy.push("vtkWebGPUTexture"),e.create=(e,n)=>{t.device=e,t.width=n.width,t.height=n.height,t.depth=n.depth?n.depth:1;const r=1===t.depth?"2d":"3d";t.format=n.format?n.format:"rgba8unorm",t.mipLevel=n.mipLevel?n.mipLevel:0,t.usage=n.usage?n.usage:GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST,t.handle=t.device.getHandle().createTexture({size:[t.width,t.height,t.depth],format:t.format,usage:t.usage,label:t.label,dimension:r,mipLevelCount:t.mipLevel+1})},e.assignFromHandle=(e,n,r)=>{t.device=e,t.handle=n,t.width=r.width,t.height=r.height,t.depth=r.depth?r.depth:1,t.format=r.format?r.format:"rgba8unorm",t.usage=r.usage?r.usage:GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST},e.writeImageData=n=>{let r=[];if(n.canvas)return t.device.getHandle().queue.copyExternalImageToTexture({source:n.canvas,flipY:n.flip},{texture:t.handle,premultipliedAlpha:!0},[t.width,t.height,t.depth]),void(t.ready=!0);n.jsImageData&&!n.nativeArray&&(n.width=n.jsImageData.width,n.height=n.jsImageData.height,n.depth=1,n.format="rgba8unorm",n.flip=!0,n.nativeArray=n.jsImageData.data);const o=Qy(t.format);let a=t.width*o.stride;const i=(e,t,n)=>{const r=e.length/(t*n)*e.BYTES_PER_ELEMENT,a=2===o.elementSize&&"float"===o.sampleType;if(a||r%256){const i=e,s=r/i.BYTES_PER_ELEMENT,l=o.elementSize,c=256*Math.floor((s*l+255)/256),u=c/l,d=Ht.newTypedArray(a?"Uint16Array":i.constructor.name,u*t*n);for(let e=0;e<t*n;e++)if(a)for(let t=0;t<s;t++)d[e*u+t]=Cd.toHalf(i[e*s+t]);else d.set(i.subarray(e*s,(e+1)*s),e*u);return[d,c]}return[e,r]};if(n.nativeArray&&(r=n.nativeArray),n.image){const e=document.createElement("canvas");e.width=n.image.width,e.height=n.image.height;const t=e.getContext("2d");t.translate(0,e.height),t.scale(1,-1),t.drawImage(n.image,0,0,n.image.width,n.image.height,0,0,e.width,e.height),r=t.getImageData(0,0,n.image.width,n.image.height).data}const s=t.device.createCommandEncoder();if(3!==e.getDimensionality()){const e=vu.generateMipmaps(r,t.width,t.height,t.mipLevel);let o=t.width,l=t.height;for(let r=0;r<=t.mipLevel;r++){const c=i(e[r],l,1);a=c[1];const u={dataArray:n.dataArray?n.dataArray:null,nativeArray:c[0],usage:lb.Texture},d=t.device.getBufferManager().getBuffer(u);s.copyBufferToTexture({buffer:d.getHandle(),offset:0,bytesPerRow:a,rowsPerImage:l},{texture:t.handle,mipLevel:r},[o,l,1]),o/=2,l/=2}t.device.submitCommandEncoder(s),t.ready=!0}else{const e=i(r,t.height,t.depth);a=e[1];const o={dataArray:n.dataArray?n.dataArray:null,usage:lb.Texture};o.nativeArray=e[0];const l=t.device.getBufferManager().getBuffer(o);s.copyBufferToTexture({buffer:l.getHandle(),offset:0,bytesPerRow:a,rowsPerImage:t.height},{texture:t.handle},[t.width,t.height,t.depth]),t.device.submitCommandEncoder(s),t.ready=!0}},e.getScale=()=>{const e=Qy(t.format);return 2===e.elementSize&&"float"===e.sampleType?1:255},e.getNumberOfComponents=()=>Qy(t.format).numComponents,e.getDimensionality=()=>{let e=0;return t.width>1&&e++,t.height>1&&e++,t.depth>1&&e++,e},e.resizeToMatch=e=>{e.getWidth()===t.width&&e.getHeight()===t.height&&e.getDepth()===t.depth||(t.width=e.getWidth(),t.height=e.getHeight(),t.depth=e.getDepth(),t.handle=t.device.getHandle().createTexture({size:[t.width,t.height,t.depth],format:t.format,usage:t.usage,label:t.label}))},e.resize=function(e,n){let r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;e===t.width&&n===t.height&&r===t.depth||(t.width=e,t.height=n,t.depth=r,t.handle=t.device.getHandle().createTexture({size:[t.width,t.height,t.depth],format:t.format,usage:t.usage,label:t.label}))},e.createView=function(n){let r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};r.dimension||(r.dimension=1===t.depth?"2d":"3d");const o=sb.newInstance({label:n});return o.create(e,r),o}}const ub={device:null,handle:null,buffer:null,ready:!1,label:null};function db(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ub,n),Ht.obj(e,t),Ht.get(e,t,["handle","ready","width","height","depth","format","usage"]),Ht.setGet(e,t,["device","label"]),cb(e,t)}var pb={newInstance:Ht.newInstance(db),extend:db};function fb(e,t){t.classHierarchy.push("vtkWebGPUOpaquePass"),e.traverse=(n,r)=>{if(t.deleted)return;t._currentParent=r;const o=r.getDevice();if(t.renderEncoder)t.colorTexture.resize(r.getCanvas().width,r.getCanvas().height),t.depthTexture.resize(r.getCanvas().width,r.getCanvas().height);else{e.createRenderEncoder(),t.colorTexture=pb.newInstance({label:"opaquePassColor"}),t.colorTexture.create(o,{width:r.getCanvas().width,height:r.getCanvas().height,format:"rgba16float",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_SRC});const n=t.colorTexture.createView("opaquePassColorTexture");t.renderEncoder.setColorTextureView(0,n),t.depthFormat="depth32float",t.depthTexture=pb.newInstance({label:"opaquePassDepth"}),t.depthTexture.create(o,{width:r.getCanvas().width,height:r.getCanvas().height,format:t.depthFormat,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_SRC});const a=t.depthTexture.createView("opaquePassDepthTexture");t.renderEncoder.setDepthTextureView(a)}t.renderEncoder.attachTextureViews(),e.setCurrentOperation("opaquePass"),n.setRenderEncoder(t.renderEncoder),n.traverse(e)},e.getColorTextureView=()=>t.renderEncoder.getColorTextureViews()[0],e.getDepthTextureView=()=>t.renderEncoder.getDepthTextureView(),e.createRenderEncoder=()=>{t.renderEncoder=ST.newInstance({label:"OpaquePass"}),t.renderEncoder.setPipelineHash("op")}}const gb={renderEncoder:null,colorTexture:null,depthTexture:null};function mb(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,gb,n),Hv.extend(e,t,n),Ht.get(e,t,["colorTexture","depthTexture"]),fb(e,t)}var hb={newInstance:Ht.newInstance(mb,"vtkWebGPUOpaquePass"),extend:mb};function vb(e,t){t.classHierarchy.push("vtkWebGPUOrderIndependentTranslucentPass"),e.traverse=(n,r)=>{if(t.deleted)return;t._currentParent=r;const o=r.getDevice();if(t.translucentRenderEncoder)t.translucentColorTexture.resizeToMatch(t.colorTextureView.getTexture()),t.translucentAccumulateTexture.resizeToMatch(t.colorTextureView.getTexture());else{e.createRenderEncoder(),e.createFinalEncoder(),t.translucentColorTexture=pb.newInstance({label:"translucentPassColor"}),t.translucentColorTexture.create(o,{width:r.getCanvas().width,height:r.getCanvas().height,format:"rgba16float",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING});const n=t.translucentColorTexture.createView("oitpColorTexture");t.translucentRenderEncoder.setColorTextureView(0,n),t.translucentAccumulateTexture=pb.newInstance({label:"translucentPassAccumulate"}),t.translucentAccumulateTexture.create(o,{width:r.getCanvas().width,height:r.getCanvas().height,format:"r16float",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING});const a=t.translucentAccumulateTexture.createView("oitpAccumTexture");t.translucentRenderEncoder.setColorTextureView(1,a),t.fullScreenQuad=yT.newInstance(),t.fullScreenQuad.setDevice(r.getDevice()),t.fullScreenQuad.setPipelineHash("oitpfsq"),t.fullScreenQuad.setTextureViews(t.translucentRenderEncoder.getColorTextureViews()),t.fullScreenQuad.setFragmentShaderTemplate("\n//VTK::Mapper::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n var output: fragmentOutput;\n\n var tcoord: vec2<i32> = vec2<i32>(i32(input.fragPos.x), i32(input.fragPos.y));\n var reveal: f32 = textureLoad(oitpAccumTexture, tcoord, 0).r;\n if (reveal == 1.0) { discard; }\n var tcolor: vec4<f32> = textureLoad(oitpColorTexture, tcoord, 0);\n var total: f32 = max(tcolor.a, 0.01);\n var computedColor: vec4<f32> = vec4<f32>(tcolor.r/total, tcolor.g/total, tcolor.b/total, 1.0 - reveal);\n\n //VTK::RenderEncoder::Impl\n return output;\n}\n")}t.translucentRenderEncoder.setDepthTextureView(t.depthTextureView),t.translucentRenderEncoder.attachTextureViews(),e.setCurrentOperation("translucentPass"),n.setRenderEncoder(t.translucentRenderEncoder),n.traverse(e),e.finalPass(r,n)},e.finalPass=(e,n)=>{t.translucentFinalEncoder.setColorTextureView(0,t.colorTextureView),t.translucentFinalEncoder.attachTextureViews(),t.translucentFinalEncoder.begin(e.getCommandEncoder()),n.scissorAndViewport(t.translucentFinalEncoder),t.fullScreenQuad.prepareAndDraw(t.translucentFinalEncoder),t.translucentFinalEncoder.end()},e.getTextures=()=>[t.translucentColorTexture,t.translucentAccumulateTexture],e.createRenderEncoder=()=>{t.translucentRenderEncoder=ST.newInstance({label:"translucentRender"});const e=t.translucentRenderEncoder.getDescription();e.colorAttachments=[{view:void 0,clearValue:[0,0,0,0],loadOp:"clear",storeOp:"store"},{view:void 0,clearValue:[1,0,0,0],loadOp:"clear",storeOp:"store"}],e.depthStencilAttachment={view:void 0,depthLoadOp:"load",depthStoreOp:"store"},t.translucentRenderEncoder.setReplaceShaderCodeFunction((e=>{const t=e.getShaderDescription("fragment");t.addOutput("vec4<f32>","outColor"),t.addOutput("f32","outAccum"),t.addBuiltinInput("vec4<f32>","@builtin(position) fragPos");let n=t.getCode();n=Fy.substitute(n,"//VTK::RenderEncoder::Impl",["var w: f32 = computedColor.a * pow(0.1 + input.fragPos.z, 2.0);","output.outColor = vec4<f32>(computedColor.rgb*w, w);","output.outAccum = computedColor.a;"]).result,t.setCode(n)})),t.translucentRenderEncoder.setPipelineHash("oitpr"),t.translucentRenderEncoder.setPipelineSettings({primitive:{cullMode:"none"},depthStencil:{depthWriteEnabled:!1,depthCompare:"greater",format:"depth32float"},fragment:{targets:[{format:"rgba16float",blend:{color:{srcFactor:"one",dstFactor:"one"},alpha:{srcfactor:"one",dstFactor:"one"}}},{format:"r16float",blend:{color:{srcFactor:"zero",dstFactor:"one-minus-src"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}})},e.createFinalEncoder=()=>{t.translucentFinalEncoder=ST.newInstance({label:"translucentFinal"}),t.translucentFinalEncoder.setDescription({colorAttachments:[{view:null,loadOp:"load",storeOp:"store"}]}),t.translucentFinalEncoder.setReplaceShaderCodeFunction((e=>{const t=e.getShaderDescription("fragment");t.addOutput("vec4<f32>","outColor"),t.addBuiltinInput("vec4<f32>","@builtin(position) fragPos");let n=t.getCode();n=Fy.substitute(n,"//VTK::RenderEncoder::Impl",["output.outColor = vec4<f32>(computedColor.rgb, computedColor.a);"]).result,t.setCode(n)})),t.translucentFinalEncoder.setPipelineHash("oitpf"),t.translucentFinalEncoder.setPipelineSettings({primitive:{cullMode:"none"},fragment:{targets:[{format:"rgba16float",blend:{color:{srcFactor:"src-alpha",dstFactor:"one-minus-src-alpha"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}})}}const yb={colorTextureView:null,depthTextureView:null};function Tb(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,yb,n),Hv.extend(e,t,n),Ht.setGet(e,t,["colorTextureView","depthTextureView"]),vb(e,t)}var bb={newInstance:Ht.newInstance(Tb,"vtkWebGPUOrderIndependentTranslucentPass"),extend:Tb};const{BufferUsage:xb}=JT,{vtkErrorMacro:Cb}=Ht;function Sb(e,t){t.classHierarchy.push("vtkWebGPUUniformBuffer"),e.addEntry=(e,n)=>{t._bufferEntryNames.has(e)?Cb(`entry named ${e} already exists`):(t.sortDirty=!0,t._bufferEntryNames.set(e,t.bufferEntries.length),t.bufferEntries.push({name:e,type:n,sizeInBytes:nT(n),offset:-1,nativeType:rT(n),packed:!1}))},e.sortBufferEntries=()=>{if(!t.sortDirty)return;let e=0;const n=[];let r=4;for(let e=0;e<t.bufferEntries.length;e++){const n=t.bufferEntries[e];n.sizeInBytes%16==0&&(r=Math.max(16,r)),n.sizeInBytes%8==0&&(r=Math.max(8,r))}for(let r=0;r<t.bufferEntries.length;r++){const o=t.bufferEntries[r];!1===o.packed&&o.sizeInBytes%16==0&&(o.packed=!0,o.offset=e,n.push(o),e+=o.sizeInBytes)}for(let r=0;r<t.bufferEntries.length;r++){const o=t.bufferEntries[r];if(!1===o.packed&&12===o.sizeInBytes)for(let r=0;r<t.bufferEntries.length;r++){const a=t.bufferEntries[r];if(!1===a.packed&&4===a.sizeInBytes){o.packed=!0,o.offset=e,n.push(o),e+=o.sizeInBytes,a.packed=!0,a.offset=e,n.push(a),e+=a.sizeInBytes;break}}}for(let r=0;r<t.bufferEntries.length;r++){const o=t.bufferEntries[r];if(!o.packed&&o.sizeInBytes%8==0)for(let a=r+1;a<t.bufferEntries.length;a++){const r=t.bufferEntries[a];if(!r.packed&&r.sizeInBytes%8==0){o.packed=!0,o.offset=e,n.push(o),e+=o.sizeInBytes,r.packed=!0,r.offset=e,n.push(r),e+=r.sizeInBytes;break}}}for(let r=0;r<t.bufferEntries.length;r++){const o=t.bufferEntries[r];if(!o.packed&&o.sizeInBytes%8==0){let r=!1;for(let a=0;!r&&a<t.bufferEntries.length;a++){const i=t.bufferEntries[a];if(!i.packed&&4===i.sizeInBytes)for(let s=a+1;s<t.bufferEntries.length;s++){const a=t.bufferEntries[s];if(!a.packed&&4===a.sizeInBytes){o.packed=!0,o.offset=e,n.push(o),e+=o.sizeInBytes,i.packed=!0,i.offset=e,n.push(i),e+=i.sizeInBytes,a.packed=!0,a.offset=e,n.push(a),e+=a.sizeInBytes,r=!0;break}}}}}for(let r=0;r<t.bufferEntries.length;r++){const o=t.bufferEntries[r];!o.packed&&o.sizeInBytes>4&&(o.packed=!0,o.offset=e,n.push(o),e+=o.sizeInBytes)}for(let r=0;r<t.bufferEntries.length;r++){const o=t.bufferEntries[r];o.packed||(o.packed=!0,o.offset=e,n.push(o),e+=o.sizeInBytes)}t.bufferEntries=n,t._bufferEntryNames.clear();for(let e=0;e<t.bufferEntries.length;e++)t._bufferEntryNames.set(t.bufferEntries[e].name,e);t.sizeInBytes=e,t.sizeInBytes=r*Math.ceil(t.sizeInBytes/r),t.sortDirty=!1},e.sendIfNeeded=e=>{if(!t.UBO){const n={nativeArray:t.Float32Array,usage:xb.UniformArray,label:t.label};t.UBO=e.getBufferManager().getBuffer(n),t.bindGroupTime.modified(),t.sendDirty=!1}t.sendDirty&&(e.getHandle().queue.writeBuffer(t.UBO.getHandle(),0,t.arrayBuffer,0,t.sizeInBytes),t.sendDirty=!1),t.sendTime.modified()},e.createView=e=>{e in t==0&&(t.arrayBuffer||(t.arrayBuffer=new ArrayBuffer(t.sizeInBytes)),t[e]=Ht.newTypedArray(e,t.arrayBuffer))},e.setValue=(n,r)=>{e.sortBufferEntries();const o=t._bufferEntryNames.get(n);if(void 0===o)return void Cb(`entry named ${n} not found in UBO`);const a=t.bufferEntries[o];e.createView(a.nativeType);const i=t[a.nativeType];a.lastValue!==r&&(i[a.offset/i.BYTES_PER_ELEMENT]=r,t.sendDirty=!0),a.lastValue=r},e.setArray=(n,r)=>{e.sortBufferEntries();const o=t._bufferEntryNames.get(n);if(void 0===o)return void Cb(`entry named ${n} not found in UBO`);const a=t.bufferEntries[o];e.createView(a.nativeType);const i=t[a.nativeType];let s=!1;for(let e=0;e<r.length;e++)a.lastValue&&a.lastValue[e]===r[e]||(i[a.offset/i.BYTES_PER_ELEMENT+e]=r[e],s=!0);s&&(t.sendDirty=!0,a.lastValue=[...r])},e.getBindGroupEntry=()=>({resource:{buffer:t.UBO.getHandle()}}),e.getSendTime=()=>t.sendTime.getMTime(),e.getShaderCode=(n,r)=>{e.sortBufferEntries();const o=[`struct ${t.label}Struct\n{`];for(let e=0;e<t.bufferEntries.length;e++){const n=t.bufferEntries[e];o.push(` ${n.name}: ${n.type},`)}return o.push(`};\n@binding(${n}) @group(${r}) var<uniform> ${t.label}: ${t.label}Struct;`),o.join("\n")}}const Ab={bufferEntries:null,bufferEntryNames:null,sizeInBytes:0,label:null,bindGroupLayoutEntry:null,bindGroupEntry:null};function Ib(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ab,n),Ht.obj(e,t),t._bufferEntryNames=new Map,t.bufferEntries=[],t.bindGroupLayoutEntry=t.bindGroupLayoutEntry||{buffer:{type:"uniform"}},t.sendTime={},Ht.obj(t.sendTime,{mtime:0}),t.bindGroupTime={},Ht.obj(t.bindGroupTime,{mtime:0}),t.sendDirty=!0,t.sortDirty=!0,Ht.get(e,t,["binding","bindGroupTime"]),Ht.setGet(e,t,["bindGroupLayoutEntry","device","label","sizeInBytes"]),Sb(e,t)}var Pb={newInstance:Ht.newInstance(Ib,"vtkWebGPUUniformBuffer"),extend:Ib};const{BufferUsage:wb}=JT,{vtkErrorMacro:Ob}=Ht;function Mb(e,t){t.classHierarchy.push("vtkWebGPUStorageBuffer"),e.addEntry=(e,n)=>{if(t._bufferEntryNames.has(e))return void Ob(`entry named ${e} already exists`);t._bufferEntryNames.set(e,t.bufferEntries.length);const r=nT(n);t.bufferEntries.push({name:e,type:n,sizeInBytes:r,offset:t.sizeInBytes,nativeType:rT(n)}),t.sizeInBytes+=r},e.send=e=>{if(!t._buffer){const n={nativeArray:t.Float32Array,usage:wb.Storage,label:t.label};return t._buffer=e.getBufferManager().getBuffer(n),t.bindGroupTime.modified(),void t._sendTime.modified()}e.getHandle().queue.writeBuffer(t._buffer.getHandle(),0,t.arrayBuffer,0,t.sizeInBytes*t.numberOfInstances),t._sendTime.modified()},e.createView=e=>{e in t==0&&(t.arrayBuffer||(t.arrayBuffer=new ArrayBuffer(t.sizeInBytes*t.numberOfInstances)),t[e]=Ht.newTypedArray(e,t.arrayBuffer))},e.setValue=(n,r,o)=>{const a=t._bufferEntryNames.get(n);if(void 0===a)return void Ob(`entry named ${n} not found in UBO`);const i=t.bufferEntries[a];e.createView(i.nativeType);const s=t[i.nativeType];s[(i.offset+r*t.sizeInBytes)/s.BYTES_PER_ELEMENT]=o},e.setArray=(n,r,o)=>{const a=t._bufferEntryNames.get(n);if(void 0===a)return void Ob(`entry named ${n} not found in UBO`);const i=t.bufferEntries[a];e.createView(i.nativeType);const s=t[i.nativeType],l=(i.offset+r*t.sizeInBytes)/s.BYTES_PER_ELEMENT;for(let e=0;e<o.length;e++)s[l+e]=o[e]},e.setAllInstancesFromArray=(n,r)=>{const o=t._bufferEntryNames.get(n);if(void 0===o)return void Ob(`entry named ${n} not found in UBO`);const a=t.bufferEntries[o];e.createView(a.nativeType);const i=t[a.nativeType],s=r.length/t.numberOfInstances;for(let e=0;e<t.numberOfInstances;e++){const n=(a.offset+e*t.sizeInBytes)/i.BYTES_PER_ELEMENT;for(let t=0;t<s;t++)i[n+t]=r[e*s+t]}},e.setAllInstancesFromArrayColorToFloat=(n,r)=>{const o=t._bufferEntryNames.get(n);if(void 0===o)return void Ob(`entry named ${n} not found in UBO`);const a=t.bufferEntries[o];e.createView(a.nativeType);const i=t[a.nativeType],s=r.length/t.numberOfInstances;for(let e=0;e<t.numberOfInstances;e++){const n=(a.offset+e*t.sizeInBytes)/i.BYTES_PER_ELEMENT;for(let t=0;t<s;t++)i[n+t]=r[e*s+t]/255}},e.setAllInstancesFromArray3x3To4x4=(n,r)=>{const o=t._bufferEntryNames.get(n);if(void 0===o)return void Ob(`entry named ${n} not found in UBO`);const a=t.bufferEntries[o];e.createView(a.nativeType);const i=t[a.nativeType];for(let e=0;e<t.numberOfInstances;e++){const n=(a.offset+e*t.sizeInBytes)/i.BYTES_PER_ELEMENT;for(let t=0;t<3;t++)for(let o=0;o<3;o++)i[n+4*t+o]=r[9*e+3*t+o]}},e.getSendTime=()=>t._sendTime.getMTime(),e.getShaderCode=(e,n)=>{const r=[`struct ${t.label}StructEntry\n{`];for(let e=0;e<t.bufferEntries.length;e++){const n=t.bufferEntries[e];r.push(` ${n.name}: ${n.type},`)}return r.push(`\n};\nstruct ${t.label}Struct\n{\n values: array<${t.label}StructEntry>,\n};\n@binding(${e}) @group(${n}) var<storage, read> ${t.label}: ${t.label}Struct;\n`),r.join("\n")},e.getBindGroupEntry=()=>({resource:{buffer:t._buffer.getHandle()}}),e.clearData=()=>{t.numberOfInstances=0,t.sizeInBytes=0,t.bufferEntries=[],t._bufferEntryNames=new Map,t._buffer=null,delete t.arrayBuffer,delete t.Float32Array}}const Rb={bufferEntries:null,bufferEntryNames:null,sizeInBytes:0,label:null,numberOfInstances:1};function Db(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Rb,n),Ht.obj(e,t),t._bufferEntryNames=new Map,t.bufferEntries=[],t._sendTime={},Ht.obj(t._sendTime,{mtime:0}),t.bindGroupTime={},Ht.obj(t.bindGroupTime,{mtime:0}),t.bindGroupLayoutEntry=t.bindGroupLayoutEntry||{buffer:{type:"read-only-storage"}},Ht.get(e,t,["bindGroupTime"]),Ht.setGet(e,t,["device","bindGroupLayoutEntry","label","numberOfInstances","sizeInBytes"]),Mb(e,t)}var Eb={newInstance:Ht.newInstance(Db,"vtkWebGPUStorageBuffer"),extend:Db};const Vb="\n//VTK::Renderer::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::Volume::TraverseDec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::IOStructs::Dec\n\nfn getTextureValue(vTex: texture_3d<f32>, tpos: vec4<f32>) -> f32\n{\n // todo multicomponent support\n return textureSampleLevel(vTex, clampSampler, tpos.xyz, 0.0).r;\n}\n\nfn getGradient(vTex: texture_3d<f32>, tpos: vec4<f32>, vNum: i32, scalar: f32) -> vec4<f32>\n{\n var result: vec4<f32>;\n\n var tstep: vec4<f32> = volumeSSBO.values[vNum].tstep;\n result.x = getTextureValue(vTex, tpos + vec4<f32>(tstep.x, 0.0, 0.0, 1.0)) - scalar;\n result.y = getTextureValue(vTex, tpos + vec4<f32>(0.0, tstep.y, 0.0, 1.0)) - scalar;\n result.z = getTextureValue(vTex, tpos + vec4<f32>(0.0, 0.0, tstep.z, 1.0)) - scalar;\n result.w = 0.0;\n\n // divide by spacing as that is our delta\n result = result / volumeSSBO.values[vNum].spacing;\n // now we have a gradient in unit tcoords\n\n var grad: f32 = length(result.xyz);\n if (grad > 0.0)\n {\n // rotate to View Coords, needed for lighting and shading\n var nMat: mat4x4<f32> = rendererUBO.SCVCMatrix * volumeSSBO.values[vNum].planeNormals;\n result = nMat * result;\n result = result / length(result);\n }\n\n // store gradient magnitude in .w\n result.w = grad;\n\n return result;\n}\n\nfn processVolume(vTex: texture_3d<f32>, vNum: i32, cNum: i32, posSC: vec4<f32>, tfunRows: f32) -> vec4<f32>\n{\n var outColor: vec4<f32> = vec4<f32>(0.0, 0.0, 0.0, 0.0);\n\n // convert to tcoords and reject if outside the volume\n var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*posSC;\n if (tpos.x < 0.0 || tpos.y < 0.0 || tpos.z < 0.0 ||\n tpos.x > 1.0 || tpos.y > 1.0 || tpos.z > 1.0) { return outColor; }\n\n var scalar: f32 = getTextureValue(vTex, tpos);\n\n var coord: vec2<f32> =\n vec2<f32>(scalar * componentSSBO.values[cNum].cScale + componentSSBO.values[cNum].cShift,\n (0.5 + 2.0 * f32(vNum)) / tfunRows);\n var color: vec4<f32> = textureSampleLevel(tfunTexture, clampSampler, coord, 0.0);\n\n var gofactor: f32 = 1.0;\n var normal: vec4<f32> = vec4<f32>(0.0,0.0,0.0,0.0);\n if (componentSSBO.values[cNum].gomin < 1.0 || volumeSSBO.values[vNum].shade[0] > 0.0)\n {\n normal = getGradient(vTex, tpos, vNum, scalar);\n if (componentSSBO.values[cNum].gomin < 1.0)\n {\n gofactor = clamp(normal.a*componentSSBO.values[cNum].goScale + componentSSBO.values[cNum].goShift,\n componentSSBO.values[cNum].gomin, componentSSBO.values[cNum].gomax);\n }\n }\n\n coord.x = (scalar * componentSSBO.values[cNum].oScale + componentSSBO.values[cNum].oShift);\n var opacity: f32 = textureSampleLevel(ofunTexture, clampSampler, coord, 0.0).r;\n\n if (volumeSSBO.values[vNum].shade[0] > 0.0)\n {\n color = color*abs(normal.z);\n }\n\n outColor = vec4<f32>(color.rgb, gofactor * opacity);\n\n return outColor;\n}\n\n// adjust the start and end point of a raycast such that it intersects the unit cube.\n// This function is used to take a raycast starting point and step vector\n// and numSteps and return the startijng and ending steps for intersecting the\n// unit cube. Recall for a 3D texture, the unit cube is the range of texture coordsinates\n// that have valid values. So this funtion can be used to take a ray in texture coordinates\n// and bound it to intersecting the texture.\n//\nfn adjustBounds(tpos: vec4<f32>, tstep: vec4<f32>, numSteps: f32) -> vec2<f32>\n{\n var result: vec2<f32> = vec2<f32>(0.0, numSteps);\n var tpos2: vec4<f32> = tpos + tstep*numSteps;\n\n // move tpos to the start of the volume\n var adjust: f32 =\n min(\n max(tpos.x/tstep.x, (tpos.x - 1.0)/tstep.x),\n min(\n max((tpos.y - 1.0)/tstep.y, tpos.y/tstep.y),\n max((tpos.z - 1.0)/tstep.z, tpos.z/tstep.z)));\n if (adjust < 0.0)\n {\n result.x = result.x - adjust;\n }\n\n // adjust length to the end\n adjust =\n max(\n min(tpos2.x/tstep.x, (tpos2.x - 1.0)/tstep.x),\n max(\n min((tpos2.y - 1.0)/tstep.y, tpos2.y/tstep.y),\n min((tpos2.z - 1.0)/tstep.z, tpos2.z/tstep.z)));\n if (adjust > 0.0)\n {\n result.y = result.y - adjust;\n }\n\n return result;\n}\n\nfn getSimpleColor(scalar: f32, vNum: i32, cNum: i32) -> vec4<f32>\n{\n // how many rows (tfuns) do we have in our tfunTexture\n var tfunRows: f32 = f32(textureDimensions(tfunTexture).y);\n\n var coord: vec2<f32> =\n vec2<f32>(scalar * componentSSBO.values[cNum].cScale + componentSSBO.values[cNum].cShift,\n (0.5 + 2.0 * f32(vNum)) / tfunRows);\n var color: vec4<f32> = textureSampleLevel(tfunTexture, clampSampler, coord, 0.0);\n coord.x = (scalar * componentSSBO.values[cNum].oScale + componentSSBO.values[cNum].oShift);\n var opacity: f32 = textureSampleLevel(ofunTexture, clampSampler, coord, 0.0).r;\n return vec4<f32>(color.rgb, opacity);\n}\n\nfn traverseMax(vTex: texture_3d<f32>, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>)\n{\n // convert to tcoords and reject if outside the volume\n var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\n var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;\n var tpos2: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);\n var tstep: vec4<f32> = tpos2 - tpos;\n\n var rayBounds: vec2<f32> = adjustBounds(tpos, tstep, numSteps);\n\n // did we hit anything\n if (rayBounds.x >= rayBounds.y)\n {\n traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);\n return;\n }\n\n tpos = tpos + tstep*rayBounds.x;\n var curDist: f32 = rayBounds.x;\n var maxVal: f32 = -1.0e37;\n loop\n {\n var scalar: f32 = getTextureValue(vTex, tpos);\n if (scalar > maxVal)\n {\n maxVal = scalar;\n }\n\n // increment position\n curDist = curDist + 1.0;\n tpos = tpos + tstep;\n\n // check if we have reached a terminating condition\n if (curDist > rayBounds.y) { break; }\n }\n\n // process to get the color and opacity\n traverseVals[vNum] = getSimpleColor(maxVal, vNum, cNum);\n}\n\nfn traverseMin(vTex: texture_3d<f32>, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>)\n{\n // convert to tcoords and reject if outside the volume\n var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\n var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;\n var tpos2: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);\n var tstep: vec4<f32> = tpos2 - tpos;\n\n var rayBounds: vec2<f32> = adjustBounds(tpos, tstep, numSteps);\n\n // did we hit anything\n if (rayBounds.x >= rayBounds.y)\n {\n traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);\n return;\n }\n\n tpos = tpos + tstep*rayBounds.x;\n var curDist: f32 = rayBounds.x;\n var minVal: f32 = 1.0e37;\n loop\n {\n var scalar: f32 = getTextureValue(vTex, tpos);\n if (scalar < minVal)\n {\n minVal = scalar;\n }\n\n // increment position\n curDist = curDist + 1.0;\n tpos = tpos + tstep;\n\n // check if we have reached a terminating condition\n if (curDist > rayBounds.y) { break; }\n }\n\n // process to get the color and opacity\n traverseVals[vNum] = getSimpleColor(minVal, vNum, cNum);\n}\n\nfn traverseAverage(vTex: texture_3d<f32>, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>)\n{\n // convert to tcoords and reject if outside the volume\n var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\n var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;\n var tpos2: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);\n var tstep: vec4<f32> = tpos2 - tpos;\n\n var rayBounds: vec2<f32> = adjustBounds(tpos, tstep, numSteps);\n\n // did we hit anything\n if (rayBounds.x >= rayBounds.y)\n {\n traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);\n return;\n }\n\n let ipRange: vec4<f32> = volumeSSBO.values[vNum].ipScalarRange;\n tpos = tpos + tstep*rayBounds.x;\n var curDist: f32 = rayBounds.x;\n var avgVal: f32 = 0.0;\n var sampleCount: f32 = 0.0;\n loop\n {\n var sample: f32 = getTextureValue(vTex, tpos);\n // right now leave filtering off until WebGL changes get merged\n // if (ipRange.z == 0.0 || sample >= ipRange.x && sample <= ipRange.y)\n // {\n avgVal = avgVal + sample;\n sampleCount = sampleCount + 1.0;\n // }\n\n // increment position\n curDist = curDist + 1.0;\n tpos = tpos + tstep;\n\n // check if we have reached a terminating condition\n if (curDist > rayBounds.y) { break; }\n }\n\n if (sampleCount <= 0.0)\n {\n traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);\n }\n\n // process to get the color and opacity\n traverseVals[vNum] = getSimpleColor(avgVal/sampleCount, vNum, cNum);\n}\n\nfn traverseAdditive(vTex: texture_3d<f32>, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>)\n{\n // convert to tcoords and reject if outside the volume\n var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\n var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;\n var tpos2: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);\n var tstep: vec4<f32> = tpos2 - tpos;\n\n var rayBounds: vec2<f32> = adjustBounds(tpos, tstep, numSteps);\n\n // did we hit anything\n if (rayBounds.x >= rayBounds.y)\n {\n traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);\n return;\n }\n\n let ipRange: vec4<f32> = volumeSSBO.values[vNum].ipScalarRange;\n tpos = tpos + tstep*rayBounds.x;\n var curDist: f32 = rayBounds.x;\n var sumVal: f32 = 0.0;\n loop\n {\n var sample: f32 = getTextureValue(vTex, tpos);\n // right now leave filtering off until WebGL changes get merged\n // if (ipRange.z == 0.0 || sample >= ipRange.x && sample <= ipRange.y)\n // {\n sumVal = sumVal + sample;\n // }\n\n // increment position\n curDist = curDist + 1.0;\n tpos = tpos + tstep;\n\n // check if we have reached a terminating condition\n if (curDist > rayBounds.y) { break; }\n }\n\n // process to get the color and opacity\n traverseVals[vNum] = getSimpleColor(sumVal, vNum, cNum);\n}\n\nfn composite(rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>) -> vec4<f32>\n{\n // initial ray position is at the beginning\n var rayPosSC: vec4<f32> = minPosSC;\n\n // how many rows (tfuns) do we have in our tfunTexture\n var tfunRows: f32 = f32(textureDimensions(tfunTexture).y);\n\n var curDist: f32 = 0.0;\n var computedColor: vec4<f32> = vec4<f32>(0.0, 0.0, 0.0, 0.0);\n var sampleColor: vec4<f32>;\n//VTK::Volume::TraverseCalls\n\n loop\n {\n // for each volume, sample and accumulate color\n//VTK::Volume::CompositeCalls\n\n // increment position\n curDist = curDist + mapperUBO.SampleDistance;\n rayPosSC = rayPosSC + rayStepSC;\n\n // check if we have reached a terminating condition\n if (curDist > rayLengthSC) { break; }\n if (computedColor.a > 0.98) { break; }\n }\n return computedColor;\n}\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n var output: fragmentOutput;\n\n var rayMax: f32 = textureSampleLevel(maxTexture, clampSampler, input.tcoordVS, 0.0).r;\n var rayMin: f32 = textureSampleLevel(minTexture, clampSampler, input.tcoordVS, 0.0).r;\n\n // discard empty rays\n if (rayMax <= rayMin) { discard; }\n else\n {\n // compute start and end ray positions in view coordinates\n var minPosSC: vec4<f32> = rendererUBO.PCSCMatrix*vec4<f32>(2.0 * input.tcoordVS.x - 1.0, 1.0 - 2.0 * input.tcoordVS.y, rayMax, 1.0);\n minPosSC = minPosSC * (1.0 / minPosSC.w);\n var maxPosSC: vec4<f32> = rendererUBO.PCSCMatrix*vec4<f32>(2.0 * input.tcoordVS.x - 1.0, 1.0 - 2.0 * input.tcoordVS.y, rayMin, 1.0);\n maxPosSC = maxPosSC * (1.0 / maxPosSC.w);\n\n var rayLengthSC: f32 = distance(minPosSC.xyz, maxPosSC.xyz);\n var rayStepSC: vec4<f32> = (maxPosSC - minPosSC)*(mapperUBO.SampleDistance/rayLengthSC);\n rayStepSC.w = 0.0;\n\n var computedColor: vec4<f32>;\n\n//VTK::Volume::Loop\n\n//VTK::RenderEncoder::Impl\n }\n\n return output;\n}\n",Lb=new Float64Array(16),Bb=new Float64Array(16);function Nb(e,t){t.classHierarchy.push("vtkWebGPUVolumePassFSQ"),e.replaceShaderPosition=(e,t,n)=>{const r=t.getShaderDescription("vertex");r.addBuiltinOutput("vec4<f32>","@builtin(position) Position");let o=r.getCode();o=Fy.substitute(o,"//VTK::Position::Impl",["output.tcoordVS = vec2<f32>(vertexBC.x * 0.5 + 0.5, 1.0 - vertexBC.y * 0.5 - 0.5);","output.Position = vec4<f32>(vertexBC, 1.0);"]).result,r.setCode(o),t.getShaderDescription("fragment").addBuiltinInput("vec4<f32>","@builtin(position) fragPos")},t.shaderReplacements.set("replaceShaderPosition",e.replaceShaderPosition),e.replaceShaderVolume=(e,n,r)=>{const o=n.getShaderDescription("fragment");let a=o.getCode();const i=[],s=[];for(let e=0;e<t.volumes.length;e++)t.volumes[e].getRenderable().getMapper().getBlendMode()===Pg.COMPOSITE_BLEND?(i.push(` sampleColor = processVolume(volTexture${e}, ${e}, ${t.rowStarts[e]}, rayPosSC, tfunRows);`),i.push(" computedColor = vec4<f32>(\n sampleColor.a * sampleColor.rgb * (1.0 - computedColor.a) + computedColor.rgb,\n (1.0 - computedColor.a)*sampleColor.a + computedColor.a);")):(s.push(` sampleColor = traverseVals[${e}];`),s.push(" computedColor = vec4<f32>(\n sampleColor.a * sampleColor.rgb * (1.0 - computedColor.a) + computedColor.rgb,\n (1.0 - computedColor.a)*sampleColor.a + computedColor.a);"));a=Fy.substitute(a,"//VTK::Volume::CompositeCalls",i).result,a=Fy.substitute(a,"//VTK::Volume::TraverseCalls",s).result,a=Fy.substitute(a,"//VTK::Volume::TraverseDec",[`var<private> traverseVals: array<vec4<f32>,${t.volumes.length}>;`]).result;let l=!1;for(let e=0;e<t.volumes.length;e++){const n=t.volumes[e].getRenderable().getMapper().getBlendMode();n===Pg.COMPOSITE_BLEND?l=!0:n===Pg.MAXIMUM_INTENSITY_BLEND?a=Fy.substitute(a,"//VTK::Volume::Loop",[` traverseMax(volTexture${e}, ${e}, ${e}, rayLengthSC, minPosSC, rayStepSC);`,` computedColor = traverseVals[${e}];`,"//VTK::Volume::Loop"]).result:n===Pg.MINIMUM_INTENSITY_BLEND?a=Fy.substitute(a,"//VTK::Volume::Loop",[` traverseMin(volTexture${e}, ${e}, ${e}, rayLengthSC, minPosSC, rayStepSC);`,` computedColor = traverseVals[${e}];`,"//VTK::Volume::Loop"]).result:n===Pg.AVERAGE_INTENSITY_BLEND?a=Fy.substitute(a,"//VTK::Volume::Loop",[` traverseAverage(volTexture${e}, ${e}, ${e}, rayLengthSC, minPosSC, rayStepSC);`,` computedColor = traverseVals[${e}];`,"//VTK::Volume::Loop"]).result:n===Pg.ADDITIVE_INTENSITY_BLEND&&(a=Fy.substitute(a,"//VTK::Volume::Loop",[` traverseAdditive(volTexture${e}, ${e}, ${e}, rayLengthSC, minPosSC, rayStepSC);`,` computedColor = traverseVals[${e}];`,"//VTK::Volume::Loop"]).result)}l&&(a=Fy.substitute(a,"//VTK::Volume::Loop",[" computedColor = composite(rayLengthSC, minPosSC, rayStepSC);"]).result),o.setCode(a)},t.shaderReplacements.set("replaceShaderVolume",e.replaceShaderVolume),e.updateLUTImage=n=>{let r=e.getMTime();for(let e=0;e<t.volumes.length;e++){const n=t.volumes[e].getRenderable(),o=n.getMapper().getInputData();r=Math.max(r,n.getMTime(),o.getMTime())}if(r<t.lutBuildTime.getMTime())return;t.numRows=0,t.rowStarts=[];for(let e=0;e<t.volumes.length;e++){t.rowStarts.push(t.numRows);const n=t.volumes[e].getRenderable(),r=n.getMapper(),o=n.getProperty(),a=r.getInputData(),i=(a.getPointData()&&a.getPointData().getScalars()).getNumberOfComponents(),s=o.getIndependentComponents()?i:1;t.numRows+=s}const o=new Uint8Array(2*t.numRows*t.rowLength*4),a=new Float32Array(2*t.numRows*t.rowLength);let i=0;const s=new Float32Array(3*t.rowLength),l=t.rowLength;for(let e=0;e<t.volumes.length;e++){const n=t.volumes[e].getRenderable(),r=n.getMapper(),c=n.getProperty(),u=r.getInputData(),d=(u.getPointData()&&u.getPointData().getScalars()).getNumberOfComponents(),p=c.getIndependentComponents()?d:1;for(let e=0;e<p;++e){const n=c.getRGBTransferFunction(e),r=n.getRange();n.getTable(r[0],r[1],l,s,1);let u=i*l*4;for(let e=0;e<l;++e){o[u+4*e]=255*s[3*e],o[u+4*e+1]=255*s[3*e+1],o[u+4*e+2]=255*s[3*e+2],o[u+4*e+3]=255;for(let t=0;t<4;t++)o[u+4*(l+e)+t]=o[u+4*e+t]}const d=c.getScalarOpacity(e),p=t.sampleDist/c.getScalarOpacityUnitDistance(e),f=d.getRange();d.getTable(f[0],f[1],l,s,1),u=i*l;for(let e=0;e<l;++e)a[u+e]=1-(1-s[e])**p,a[u+e+l]=a[u+e];i+=2}}{const e={nativeArray:o,width:t.rowLength,height:2*t.numRows,depth:1,format:"rgba8unorm"},r=n.getTextureManager().getTexture(e).createView("tfunTexture");t.textureViews[2]=r}{const e={nativeArray:a,width:t.rowLength,height:2*t.numRows,depth:1,format:"r16float"},r=n.getTextureManager().getTexture(e).createView("ofunTexture");t.textureViews[3]=r}t.lutBuildTime.modified()},e.updateSSBO=n=>{let r=Math.max(e.getMTime(),t.WebGPURenderer.getStabilizedTime());for(let e=0;e<t.volumes.length;e++){const n=t.volumes[e].getRenderable(),o=n.getMapper(),a=o.getInputData();r=Math.max(r,n.getMTime(),a.getMTime(),o.getMTime())}if(r<t.SSBO.getSendTime())return;const o=t.WebGPURenderer.getStabilizedCenterByReference();t.SSBO.clearData(),t.SSBO.setNumberOfInstances(t.volumes.length);const a=new Float64Array(16*t.volumes.length),i=new Float64Array(16*t.volumes.length),s=new Float64Array(4*t.volumes.length),l=new Float64Array(4*t.volumes.length),c=new Float64Array(4*t.volumes.length),u=new Float64Array(4*t.volumes.length);for(let e=0;e<t.volumes.length;e++){const n=t.volumes[e].getRenderable(),r=n.getMapper(),d=r.getInputData();g(Lb),b(Lb,Lb,o);const p=n.getMatrix();m(Bb,p),h(Bb,Bb),T(Lb,Bb,Lb);const f=d.getWorldToIndex();T(Lb,f,Lb);const v=d.getDimensions();g(Bb),x(Bb,Bb,[1/v[0],1/v[1],1/v[2]]),T(Lb,Bb,Lb);for(let t=0;t<16;t++)a[16*e+t]=Lb[t];h(Lb,Lb);for(let t=0;t<4;t++)i[16*e+4*t]=Lb[4*t],i[16*e+4*t+1]=Lb[4*t+1],i[16*e+4*t+2]=Lb[4*t+2],i[16*e+4*t+3]=0;s[4*e]=1/v[0],s[4*e+1]=1/v[1],s[4*e+2]=1/v[2],s[4*e+3]=1,l[4*e]=n.getProperty().getShade()?1:0;const y=d.getSpacing();c[4*e]=y[0],c[4*e+1]=y[1],c[4*e+2]=y[2],c[4*e+3]=1;const C=t.textureViews[e+4].getTexture().getScale(),S=r.getIpScalarRange();u[4*e]=S[0]/C,u[4*e+1]=S[1]/C,u[4*e+2]=r.getFilterMode()}t.SSBO.addEntry("SCTCMatrix","mat4x4<f32>"),t.SSBO.addEntry("planeNormals","mat4x4<f32>"),t.SSBO.addEntry("shade","vec4<f32>"),t.SSBO.addEntry("tstep","vec4<f32>"),t.SSBO.addEntry("spacing","vec4<f32>"),t.SSBO.addEntry("ipScalarRange","vec4<f32>"),t.SSBO.setAllInstancesFromArray("SCTCMatrix",a),t.SSBO.setAllInstancesFromArray("planeNormals",i),t.SSBO.setAllInstancesFromArray("shade",l),t.SSBO.setAllInstancesFromArray("tstep",s),t.SSBO.setAllInstancesFromArray("spacing",c),t.SSBO.setAllInstancesFromArray("ipScalarRange",u),t.SSBO.send(n),t.componentSSBO.clearData(),t.componentSSBO.setNumberOfInstances(t.numRows);const d=new Float64Array(t.numRows),p=new Float64Array(t.numRows),f=new Float64Array(t.numRows),v=new Float64Array(t.numRows),y=new Float64Array(t.numRows),C=new Float64Array(t.numRows),S=new Float64Array(t.numRows),A=new Float64Array(t.numRows);let I=0;for(let e=0;e<t.volumes.length;e++){const n=t.volumes[e].getRenderable(),r=n.getMapper(),o=n.getProperty(),a=r.getInputData(),i=(a.getPointData()&&a.getPointData().getScalars()).getNumberOfComponents(),s=o.getIndependentComponents(),l=t.textureViews[e+4].getTexture().getFormat(),c=Qy(l),u={scale:[255],offset:[0]};2===c.elementSize&&"float"===c.sampleType&&(u.scale[0]=1);for(let e=0;e<i;e++){const t=s?e:0,n=u.scale[e],r=o.getScalarOpacity(t).getRange(),a=n/(r[1]-r[0]),i=(u.offset[e]-r[0])/(r[1]-r[0]);v[I]=i,f[I]=a;const l=o.getRGBTransferFunction(t).getRange();if(p[I]=(u.offset[e]-l[0])/(l[1]-l[0]),d[I]=n/(l[1]-l[0]),o.getUseGradientOpacity(t)){const e=o.getGradientOpacityMinimumOpacity(t),r=o.getGradientOpacityMaximumOpacity(t);y[I]=e,C[I]=r;const a=[o.getGradientOpacityMinimumValue(t),o.getGradientOpacityMaximumValue(t)];A[I]=n*(r-e)/(a[1]-a[0]),S[I]=-a[0]*(r-e)/(a[1]-a[0])+e}else y[I]=1,C[I]=1,A[I]=0,S[I]=1;I++}}t.componentSSBO.addEntry("cScale","f32"),t.componentSSBO.addEntry("cShift","f32"),t.componentSSBO.addEntry("oScale","f32"),t.componentSSBO.addEntry("oShift","f32"),t.componentSSBO.addEntry("goShift","f32"),t.componentSSBO.addEntry("goScale","f32"),t.componentSSBO.addEntry("gomin","f32"),t.componentSSBO.addEntry("gomax","f32"),t.componentSSBO.setAllInstancesFromArray("cScale",d),t.componentSSBO.setAllInstancesFromArray("cShift",p),t.componentSSBO.setAllInstancesFromArray("oScale",f),t.componentSSBO.setAllInstancesFromArray("oShift",v),t.componentSSBO.setAllInstancesFromArray("goScale",A),t.componentSSBO.setAllInstancesFromArray("goShift",S),t.componentSSBO.setAllInstancesFromArray("gomin",y),t.componentSSBO.setAllInstancesFromArray("gomax",C),t.componentSSBO.send(n)};const n=e.updateBuffers;e.updateBuffers=()=>{n();let r=t.volumes[0].getRenderable().getMapper().getSampleDistance();for(let e=0;e<t.volumes.length;e++){const n=t.volumes[e].getRenderable().getMapper().getSampleDistance();n<r&&(r=n)}t.sampleDist!==r&&(t.sampleDist=r,t.UBO.setValue("SampleDistance",r),t.UBO.sendIfNeeded(t.device));for(let e=0;e<t.volumes.length;e++){const n=t.volumes[e].getRenderable().getMapper().getInputData(),r=t.device.getTextureManager().getTextureForImageData(n);if(!t.textureViews[e+4]||t.textureViews[e+4].getTexture()!==r){const n=r.createView(`volTexture${e}`);t.textureViews[e+4]=n}}if(t.volumes.length<t.lastVolumeLength)for(let e=t.volumes.length;e<t.lastVolumeLength;e++)t.textureViews.pop();t.lastVolumeLength=t.volumes.length,e.updateLUTImage(t.device),e.updateSSBO(t.device),t.clampSampler||(t.clampSampler=rb.newInstance({label:"clampSampler"}),t.clampSampler.create(t.device,{minFilter:"linear",magFilter:"linear"}))},e.computePipelineHash=()=>{t.pipelineHash="volfsq";for(let e=0;e<t.volumes.length;e++){const n=t.volumes[e].getRenderable().getMapper().getBlendMode();t.pipelineHash+=`${n}`}},e.setVolumes=n=>{if(!t.volumes||t.volumes.length!==n.length)return t.volumes=[...n],void e.modified();for(let r=0;r<n.length;r++)if(n[r]!==t.volumes[r])return t.volumes=[...n],void e.modified()};const r=e.getBindables;e.getBindables=()=>{const e=r();return e.push(t.componentSSBO),e.push(t.clampSampler),e}}const _b={volumes:null,rowLength:1024,lastVolumeLength:0};function Fb(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,_b,n),yT.extend(e,t,n),t.fragmentShaderTemplate=Vb,t.UBO=Pb.newInstance({label:"mapperUBO"}),t.UBO.addEntry("SampleDistance","f32"),t.SSBO=Eb.newInstance({label:"volumeSSBO"}),t.componentSSBO=Eb.newInstance({label:"componentSSBO"}),t.lutBuildTime={},Ht.obj(t.lutBuildTime,{mtime:0}),Nb(e,t)}var kb={newInstance:Ht.newInstance(Fb,"vtkWebGPUVolumePassFSQ"),extend:Fb};const{Representation:Gb}=us,{BufferUsage:Ub,PrimitiveTypes:zb}=JT,Wb=[[0,4,6],[0,6,2],[1,3,7],[1,7,5],[0,5,4],[0,1,5],[2,6,7],[2,7,3],[0,3,1],[0,2,3],[4,5,7],[4,7,6]],Hb="\n//VTK::Renderer::Dec\n\n//VTK::Select::Dec\n\n//VTK::VolumePass::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n var output : fragmentOutput;\n\n //VTK::Select::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::VolumePass::Impl\n\n // use the maximum (closest) of the current value and the zbuffer\n // the blend func will then take the min to find the farthest stop value\n var stopval: f32 = max(input.fragPos.z, textureLoad(opaquePassDepthTexture, vec2<i32>(i32(input.fragPos.x), i32(input.fragPos.y)), 0));\n\n //VTK::RenderEncoder::Impl\n return output;\n}\n";function jb(e,t){t.classHierarchy.push("vtkWebGPUVolumePass"),e.initialize=n=>{t._clearEncoder||e.createClearEncoder(n),t._mergeEncoder||e.createMergeEncoder(n),t._copyEncoder||e.createCopyEncoder(n),t._depthRangeEncoder||e.createDepthRangeEncoder(n),t.fullScreenQuad||(t.fullScreenQuad=kb.newInstance(),t.fullScreenQuad.setDevice(n.getDevice()),t.fullScreenQuad.setTextureViews([...t._depthRangeEncoder.getColorTextureViews()])),t._volumeCopyQuad||(t._volumeCopyQuad=yT.newInstance(),t._volumeCopyQuad.setPipelineHash("volpassfsq"),t._volumeCopyQuad.setDevice(n.getDevice()),t._volumeCopyQuad.setFragmentShaderTemplate("\n//VTK::Renderer::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n var output: fragmentOutput;\n\n var computedColor: vec4<f32> = textureSample(volumePassColorTexture,\n volumePassColorTextureSampler, mapperUBO.tscale*input.tcoordVS);\n\n //VTK::RenderEncoder::Impl\n return output;\n}\n"),t._copyUBO=Pb.newInstance({label:"mapperUBO"}),t._copyUBO.addEntry("tscale","vec2<f32>"),t._volumeCopyQuad.setUBO(t._copyUBO),t._volumeCopyQuad.setTextureViews([t._colorTextureView]))},e.traverse=(n,r)=>{if(t.deleted)return;t._currentParent=r,e.initialize(r),e.computeTiming(r),e.renderDepthBounds(n,r),t._firstGroup=!0;const o=r.getDevice(),a=o.getHandle().limits.maxSampledTexturesPerShaderStage-4;if(t.volumes.length>a){const o=n.getRenderable().getActiveCamera().getPosition(),i=[];for(let e=0;e<t.volumes.length;e++){const n=t.volumes[e].getRenderable().getBounds(),r=[.5*(n[1]+n[0]),.5*(n[3]+n[2]),.5*(n[5]+n[4])];i[e]=Xo(r,o)}const s=[...Array(t.volumes.length).keys()];s.sort(((e,t)=>i[t]-i[e]));let l=[],c=s.length%a;for(let o=0;o<s.length;o++)l.push(t.volumes[s[o]]),l.length>=c&&(e.rayCastPass(r,n,l),l=[],c=a,t._firstGroup=!1)}else e.rayCastPass(r,n,t.volumes);if(t._volumeCopyQuad.setWebGPURenderer(n),t._useSmallViewport){const e=t._colorTextureView.getTexture().getWidth(),n=t._colorTextureView.getTexture().getHeight();t._copyUBO.setArray("tscale",[t._smallViewportWidth/e,t._smallViewportHeight/n])}else t._copyUBO.setArray("tscale",[1,1]);t._copyUBO.sendIfNeeded(o),t._copyEncoder.setColorTextureView(0,t.colorTextureView),t._copyEncoder.attachTextureViews(),t._copyEncoder.begin(r.getCommandEncoder()),n.scissorAndViewport(t._copyEncoder),t._volumeCopyQuad.prepareAndDraw(t._copyEncoder),t._copyEncoder.end()},e.delete=Ht.chain((()=>{t._animationRateSubscription&&(t._animationRateSubscription.unsubscribe(),t._animationRateSubscription=null)}),e.delete),e.computeTiming=e=>{const n=e.getRenderable().getInteractor();if(null==t._lastScale){const e=t.volumes[0].getRenderable().getMapper();t._lastScale=e.getInitialInteractionScale()||1}t._useSmallViewport=!1,n.isAnimating()&&t._lastScale>1.5&&(t._useSmallViewport=!0),t._colorTexture.resize(e.getCanvas().width,e.getCanvas().height),t._animationRateSubscription||(t._animationRateSubscription=n.onAnimationFrameRateUpdate((()=>{const e=t.volumes[0].getRenderable().getMapper();if(e.getAutoAdjustSampleDistances()){const e=n.getRecentAnimationFrameRate(),r=t._lastScale*n.getDesiredUpdateRate()/e;t._lastScale=r,t._lastScale>400&&(t._lastScale=400)}else t._lastScale=e.getImageSampleDistance()*e.getImageSampleDistance();t._lastScale<1.5&&(t._lastScale=1.5)})))},e.rayCastPass=(e,n,r)=>{const o=t._firstGroup?t._clearEncoder:t._mergeEncoder;o.attachTextureViews(),o.begin(e.getCommandEncoder());let a=t._colorTextureView.getTexture().getWidth(),i=t._colorTextureView.getTexture().getHeight();if(t._useSmallViewport){const n=e.getCanvas(),r=1/Math.sqrt(t._lastScale);t._smallViewportWidth=Math.ceil(r*n.width),t._smallViewportHeight=Math.ceil(r*n.height),a=t._smallViewportWidth,i=t._smallViewportHeight}o.getHandle().setViewport(0,0,a,i,0,1),o.getHandle().setScissorRect(0,0,a,i),t.fullScreenQuad.setWebGPURenderer(n),t.fullScreenQuad.setVolumes(r),t.fullScreenQuad.prepareAndDraw(o),o.end()},e.renderDepthBounds=(n,r)=>{e.updateDepthPolyData(n);const o=t._boundsPoly,a=o.getPoints(),i=o.getPolys();let s={hash:`vp${i.getMTime()}`,usage:Ub.Index,cells:i,numberOfPoints:a.getNumberOfPoints(),primitiveType:zb.Triangles,representation:Gb.SURFACE};const l=r.getDevice().getBufferManager().getBuffer(s);t._mapper.getVertexInput().setIndexBuffer(l),s={usage:Ub.PointArray,format:"float32x4",hash:`vp${a.getMTime()}${i.getMTime()}`,dataArray:a,indexBuffer:l,packExtra:!0};const c=r.getDevice().getBufferManager().getBuffer(s);t._mapper.getVertexInput().addBuffer(c,["vertexBC"]),t._mapper.setNumberOfVertices(c.getSizeInBytes()/c.getStrideInBytes()),e.drawDepthRange(n,r)},e.updateDepthPolyData=e=>{let n=!1;for(let e=0;e<t.volumes.length;e++){const r=t.volumes[e].getMTime();t._lastMTimes[e]&&r===t._lastMTimes[e]||(n=!0,t._lastMTimes[e]=r)}const r=e.getStabilizedTime();if((t._lastMTimes.length<=t.volumes.length||r!==t._lastMTimes[t.volumes.length])&&(n=!0,t._lastMTimes[t.volumes.length]=r),!n)return;const o=e.getStabilizedCenterByReference(),a=8*t.volumes.length,i=new Float64Array(3*a),s=12*t.volumes.length,l=new Uint16Array(4*s);for(let e=0;e<t.volumes.length;e++){t.volumes[e].getBoundingCubePoints(i,24*e);let n=12*e*4;const r=8*e;for(let e=0;e<12;e++)l[n++]=3,l[n++]=r+Wb[e][0],l[n++]=r+Wb[e][1],l[n++]=r+Wb[e][2]}for(let e=0;e<i.length;e+=3)i[e]-=o[0],i[e+1]-=o[1],i[e+2]-=o[2];t._boundsPoly.getPoints().setData(i,3),t._boundsPoly.getPoints().modified(),t._boundsPoly.getPolys().setData(l,1),t._boundsPoly.getPolys().modified(),t._boundsPoly.modified()},e.drawDepthRange=(n,r)=>{t._depthRangeTexture.resizeToMatch(t.colorTextureView.getTexture()),t._depthRangeTexture2.resizeToMatch(t.colorTextureView.getTexture()),t._depthRangeEncoder.attachTextureViews(),e.setCurrentOperation("volumeDepthRangePass"),n.setRenderEncoder(t._depthRangeEncoder),n.volumeDepthRangePass(!0),t._mapper.setWebGPURenderer(n),t._mapper.prepareToDraw(t._depthRangeEncoder),t._mapper.registerDrawCallback(t._depthRangeEncoder),n.volumeDepthRangePass(!1)},e.createDepthRangeEncoder=e=>{const n=e.getDevice();t._depthRangeEncoder=ST.newInstance({label:"VolumePass DepthRange"}),t._depthRangeEncoder.setPipelineHash("volr"),t._depthRangeEncoder.setReplaceShaderCodeFunction((e=>{const t=e.getShaderDescription("fragment");t.addOutput("vec4<f32>","outColor1"),t.addOutput("vec4<f32>","outColor2");let n=t.getCode();n=Fy.substitute(n,"//VTK::RenderEncoder::Impl",["output.outColor1 = vec4<f32>(input.fragPos.z, 0.0, 0.0, 0.0);","output.outColor2 = vec4<f32>(stopval, 0.0, 0.0, 0.0);"]).result,t.setCode(n)})),t._depthRangeEncoder.setDescription({colorAttachments:[{view:null,clearValue:[0,0,0,0],loadOp:"clear",storeOp:"store"},{view:null,clearValue:[1,1,1,1],loadOp:"clear",storeOp:"store"}]}),t._depthRangeEncoder.setPipelineSettings({primitive:{cullMode:"none"},fragment:{targets:[{format:"r16float",blend:{color:{srcFactor:"one",dstFactor:"one",operation:"max"},alpha:{srcfactor:"one",dstFactor:"one",operation:"max"}}},{format:"r16float",blend:{color:{srcFactor:"one",dstFactor:"one",operation:"min"},alpha:{srcfactor:"one",dstFactor:"one",operation:"min"}}}]}}),t._depthRangeTexture=pb.newInstance({label:"volumePassMaxDepth"}),t._depthRangeTexture.create(n,{width:e.getCanvas().width,height:e.getCanvas().height,format:"r16float",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING});const r=t._depthRangeTexture.createView("maxTexture");t._depthRangeEncoder.setColorTextureView(0,r),t._depthRangeTexture2=pb.newInstance({label:"volumePassDepthMin"}),t._depthRangeTexture2.create(n,{width:e.getCanvas().width,height:e.getCanvas().height,format:"r16float",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING});const o=t._depthRangeTexture2.createView("minTexture");t._depthRangeEncoder.setColorTextureView(1,o),t._mapper.setDevice(e.getDevice()),t._mapper.setTextureViews([t.depthTextureView])},e.createClearEncoder=e=>{t._colorTexture=pb.newInstance({label:"volumePassColor"}),t._colorTexture.create(e.getDevice(),{width:e.getCanvas().width,height:e.getCanvas().height,format:"bgra8unorm",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_SRC}),t._colorTextureView=t._colorTexture.createView("volumePassColorTexture"),t._colorTextureView.addSampler(e.getDevice(),{minFilter:"linear",magFilter:"linear"}),t._clearEncoder=ST.newInstance({label:"VolumePass Clear"}),t._clearEncoder.setColorTextureView(0,t._colorTextureView),t._clearEncoder.setDescription({colorAttachments:[{view:null,clearValue:[0,0,0,0],loadOp:"clear",storeOp:"store"}]}),t._clearEncoder.setPipelineHash("volpf"),t._clearEncoder.setPipelineSettings({primitive:{cullMode:"none"},fragment:{targets:[{format:"bgra8unorm",blend:{color:{srcFactor:"src-alpha",dstFactor:"one-minus-src-alpha"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}})},e.createCopyEncoder=e=>{t._copyEncoder=ST.newInstance({label:"volumePassCopy"}),t._copyEncoder.setDescription({colorAttachments:[{view:null,loadOp:"load",storeOp:"store"}]}),t._copyEncoder.setPipelineHash("volcopypf"),t._copyEncoder.setPipelineSettings({primitive:{cullMode:"none"},fragment:{targets:[{format:"rgba16float",blend:{color:{srcFactor:"one",dstFactor:"one-minus-src-alpha"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}})},e.createMergeEncoder=e=>{t._mergeEncoder=ST.newInstance({label:"volumePassMerge"}),t._mergeEncoder.setColorTextureView(0,t._colorTextureView),t._mergeEncoder.setDescription({colorAttachments:[{view:null,loadOp:"load",storeOp:"store"}]}),t._mergeEncoder.setReplaceShaderCodeFunction((e=>{const t=e.getShaderDescription("fragment");t.addOutput("vec4<f32>","outColor");let n=t.getCode();n=Fy.substitute(n,"//VTK::RenderEncoder::Impl",["output.outColor = vec4<f32>(computedColor.rgb, computedColor.a);"]).result,t.setCode(n)})),t._mergeEncoder.setPipelineHash("volpf"),t._mergeEncoder.setPipelineSettings({primitive:{cullMode:"none"},fragment:{targets:[{format:"bgra8unorm",blend:{color:{srcFactor:"src-alpha",dstFactor:"one-minus-src-alpha"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}})},e.setVolumes=n=>{if(!t.volumes||t.volumes.length!==n.length)return t.volumes=[...n],void e.modified();for(let r=0;r<n.length;r++)if(n[r]!==t.volumes[r])return t.volumes=[...n],void e.modified()}}const Kb={colorTextureView:null,depthTextureView:null,volumes:null};function $b(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Kb,n),Hv.extend(e,t,n),t._mapper=gT.newInstance(),t._mapper.setFragmentShaderTemplate(Hb),t._mapper.getShaderReplacements().set("replaceShaderVolumePass",((e,t,n)=>{t.getShaderDescription("fragment").addBuiltinInput("vec4<f32>","@builtin(position) fragPos")})),t._boundsPoly=pu.newInstance(),t._lastMTimes=[],Ht.setGet(e,t,["colorTextureView","depthTextureView"]),jb(e,t)}var qb={newInstance:Ht.newInstance($b,"vtkWebGPUVolumePass"),extend:$b};function Xb(e,t){t.classHierarchy.push("vtkForwardPass"),e.traverse=function(n){let r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;if(t.deleted)return;t._currentParent=r,e.setCurrentOperation("buildPass"),n.traverse(e),t.opaquePass||(t.opaquePass=hb.newInstance());const o=n.getRenderable().getNumberOfLayers(),a=n.getChildren();for(let r=0;r<o;r++)for(let o=0;o<a.length;o++){const i=a[o],s=n.getRenderable().getRenderers()[o];s.getDraw()&&s.getLayer()===r&&(t.opaqueActorCount=0,t.translucentActorCount=0,t.volumes=[],e.setCurrentOperation("queryPass"),i.traverse(e),e.setCurrentOperation("cameraPass"),i.traverse(e),t.opaquePass.traverse(i,n),t.translucentActorCount>0&&(t.translucentPass||(t.translucentPass=bb.newInstance()),t.translucentPass.setColorTextureView(t.opaquePass.getColorTextureView()),t.translucentPass.setDepthTextureView(t.opaquePass.getDepthTextureView()),t.translucentPass.traverse(i,n)),t.volumes.length>0&&(t.volumePass||(t.volumePass=qb.newInstance()),t.volumePass.setColorTextureView(t.opaquePass.getColorTextureView()),t.volumePass.setDepthTextureView(t.opaquePass.getDepthTextureView()),t.volumePass.setVolumes(t.volumes),t.volumePass.traverse(i,n)),e.finalPass(n,i))}},e.finalPass=(n,r)=>{t._finalBlitEncoder||e.createFinalBlitEncoder(n),t._finalBlitOutputTextureView.createFromTextureHandle(n.getCurrentTexture(),{depth:1,format:n.getPresentationFormat()}),t._finalBlitEncoder.attachTextureViews(),t._finalBlitEncoder.begin(n.getCommandEncoder()),r.scissorAndViewport(t._finalBlitEncoder),t._fullScreenQuad.prepareAndDraw(t._finalBlitEncoder),t._finalBlitEncoder.end()},e.createFinalBlitEncoder=e=>{t._finalBlitEncoder=ST.newInstance({label:"forwardPassBlit"}),t._finalBlitEncoder.setDescription({colorAttachments:[{view:null,loadOp:"load",storeOp:"store"}]}),t._finalBlitEncoder.setPipelineHash("fpf"),t._finalBlitEncoder.setPipelineSettings({primitive:{cullMode:"none"},fragment:{targets:[{format:e.getPresentationFormat(),blend:{color:{srcFactor:"src-alpha",dstFactor:"one-minus-src-alpha"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}}),t._fsqSampler=rb.newInstance({label:"finalPassSampler"}),t._fsqSampler.create(e.getDevice(),{minFilter:"linear",magFilter:"linear"}),t._fullScreenQuad=yT.newInstance(),t._fullScreenQuad.setDevice(e.getDevice()),t._fullScreenQuad.setPipelineHash("fpfsq"),t._fullScreenQuad.setTextureViews([t.opaquePass.getColorTextureView()]),t._fullScreenQuad.setAdditionalBindables([t._fsqSampler]),t._fullScreenQuad.setFragmentShaderTemplate("\n//VTK::Mapper::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n var output: fragmentOutput;\n\n var computedColor: vec4<f32> = clamp(textureSampleLevel(opaquePassColorTexture, finalPassSampler, input.tcoordVS, 0),vec4<f32>(0.0),vec4<f32>(1.0));\n\n //VTK::RenderEncoder::Impl\n return output;\n}\n"),t._finalBlitOutputTextureView=sb.newInstance(),t._finalBlitEncoder.setColorTextureView(0,t._finalBlitOutputTextureView)},e.incrementOpaqueActorCount=()=>t.opaqueActorCount++,e.incrementTranslucentActorCount=()=>t.translucentActorCount++,e.addVolume=e=>{t.volumes.push(e)}}const Yb={opaqueActorCount:0,translucentActorCount:0,volumes:null,opaqueRenderEncoder:null,translucentPass:null,volumePass:null};function Zb(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Yb,n),Hv.extend(e,t,n),Ht.setGet(e,t,["opaquePass","translucentPass","volumePass"]),Xb(e,t)}var Qb={newInstance:Ht.newInstance(Zb,"vtkForwardPass"),extend:Zb};const{VtkDataTypes:Jb}=Rs;function ex(e,t){function n(e){if(e.imageData){e.dataArray=e.imageData.getPointData().getScalars(),e.time=e.dataArray.getMTime(),e.nativeArray=e.dataArray.getData();const t=e.imageData.getDimensions();switch(e.width=t[0],e.height=t[1],e.depth=t[2],e.dataArray.getNumberOfComponents()){case 1:e.format="r";break;case 2:e.format="rg";break;default:e.format="rgba"}switch(e.dataArray.getDataType()){case Jb.UNSIGNED_CHAR:e.format+="8unorm";break;case Jb.FLOAT:case Jb.UNSIGNED_INT:case Jb.INT:case Jb.DOUBLE:case Jb.UNSIGNED_SHORT:case Jb.SHORT:default:e.format+="16float"}}e.image&&(e.width=e.image.width,e.height=e.image.height,e.depth=1,e.format="rgba8unorm"),e.jsImageData&&(e.width=e.jsImageData.width,e.height=e.jsImageData.height,e.depth=1,e.format="rgba8unorm",e.flip=!0,e.nativeArray=e.jsImageData.data),e.canvas&&(e.width=e.canvas.width,e.height=e.canvas.height,e.depth=1,e.format="rgba8unorm",e.flip=!0,e.usage=GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST|GPUTextureUsage.RENDER_ATTACHMENT)}function r(e){const n=pb.newInstance();return n.create(t.device,{width:e.width,height:e.height,depth:e.depth,format:e.format,usage:e.usage,mipLevel:e.mipLevel}),(e.nativeArray||e.image||e.canvas)&&n.writeImageData(e),n}t.classHierarchy.push("vtkWebGPUTextureManager"),e.getTexture=e=>e.hash?t.device.getCachedObject(e.hash,r,e):r(e),e.getTextureForImageData=e=>{const r={time:e.getMTime()};return r.imageData=e,n(r),r.hash=r.time+r.format+r.mipLevel,t.device.getTextureManager().getTexture(r)},e.getTextureForVTKTexture=e=>{const r={time:e.getMTime()};return e.getInputData()?r.imageData=e.getInputData():e.getImage()?r.image=e.getImage():e.getJsImageData()?r.jsImageData=e.getJsImageData():e.getCanvas()&&(r.canvas=e.getCanvas()),n(r),r.mipLevel=e.getMipLevel(),r.hash=r.time+r.format+r.mipLevel,t.device.getTextureManager().getTexture(r)}}const tx={handle:null,device:null};function nx(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,tx,n),Ht.obj(e,t),Ht.setGet(e,t,["device"]),ex(e,t)}var rx={newInstance:Ht.newInstance(nx),extend:nx};class ox extends Map{constructor(){super(),this.registry=new FinalizationRegistry((e=>{const t=super.get(e);t&&t.deref&&void 0===t.deref()&&super.delete(e)}))}getValue(e){const t=super.get(e);if(t){const n=t.deref();if(void 0!==n)return n;super.delete(e)}}setValue(e,t){let n;return t&&"object"==typeof t&&(n=new WeakRef(t),this.registry.register(t,e),super.set(e,n)),n}}function ax(e,t){t.classHierarchy.push("vtkWebGPUDevice"),e.initialize=e=>{t.handle=e},e.createCommandEncoder=()=>t.handle.createCommandEncoder(),e.submitCommandEncoder=e=>{t.handle.queue.submit([e.finish()])},e.getShaderModule=e=>t.shaderCache.getShaderModule(e),e.getBindGroupLayout=e=>{if(!e.entries)return null;for(let t=0;t<e.entries.length;t++){const n=e.entries[t];n.binding=n.binding||0,n.visibility=n.visibility||GPUShaderStage.VERTEX|GPUShaderStage.FRAGMENT}const n=JSON.stringify(e);for(let e=0;e<t.bindGroupLayouts.length;e++)if(t.bindGroupLayouts[e].sval===n)return t.bindGroupLayouts[e].layout;const r=t.handle.createBindGroupLayout(e);return t.bindGroupLayouts.push({sval:n,layout:r}),r},e.getBindGroupLayoutDescription=e=>{for(let n=0;n<t.bindGroupLayouts.length;n++)if(t.bindGroupLayouts[n].layout===e)return t.bindGroupLayouts[n].sval;return vtkErrorMacro("layout not found"),console.trace(),null},e.getPipeline=e=>e in t.pipelines?t.pipelines[e]:null,e.createPipeline=(n,r)=>{r.initialize(e,n),t.pipelines[n]=r},e.onSubmittedWorkDone=()=>t.handle.queue.onSubmittedWorkDone(),e.hasCachedObject=e=>t.objectCache.getValue(e),e.getCachedObject=function(e,n){if(!e)return vtkErrorMacro("attempt to cache an object without a hash"),null;const r=t.objectCache.getValue(e);if(r)return r;for(var o=arguments.length,a=new Array(o>2?o-2:0),i=2;i<o;i++)a[i-2]=arguments[i];const s=n(...a);return t.objectCache.setValue(e,s),s}}const ix={handle:null,pipelines:null,shaderCache:null,bindGroupLayouts:null,bufferManager:null,textureManager:null};function sx(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ix,n),vt(e,t),St(e,t,["handle"]),Tt(e,t,["bufferManager","shaderCache","textureManager"]),t.objectCache=new ox,t.shaderCache=Fy.newInstance(),t.shaderCache.setDevice(e),t.bindGroupLayouts=[],t.bufferManager=JT.newInstance(),t.bufferManager.setDevice(e),t.textureManager=rx.newInstance(),t.textureManager.setDevice(e),t.pipelines={},ax(e,t)}var lx={newInstance:Dt(sx,"vtkWebGPUDevice"),extend:sx};function cx(e,t){t.classHierarchy.push("vtkWebGPUHardwareSelectionPass"),e.traverse=(n,r)=>{if(t.deleted)return;t._currentParent=null,e.setCurrentOperation("buildPass"),n.traverse(e);const o=n.getDevice();if(t.selectionRenderEncoder)t.colorTexture.resize(n.getCanvas().width,n.getCanvas().height),t.depthTexture.resizeToMatch(t.colorTexture);else{e.createRenderEncoder(),t.colorTexture=pb.newInstance({label:"hardwareSelectorColor"}),t.colorTexture.create(o,{width:n.getCanvas().width,height:n.getCanvas().height,format:"rgba32uint",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC});const r=t.colorTexture.createView("hardwareSelectColorTexture");t.selectionRenderEncoder.setColorTextureView(0,r),t.depthTexture=pb.newInstance({label:"hardwareSelectorDepth"}),t.depthTexture.create(o,{width:n.getCanvas().width,height:n.getCanvas().height,format:"depth32float",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC});const a=t.depthTexture.createView("hardwareSelectDepthTexture");t.selectionRenderEncoder.setDepthTextureView(a)}t.selectionRenderEncoder.attachTextureViews(),r.setRenderEncoder(t.selectionRenderEncoder),e.setCurrentOperation("cameraPass"),r.traverse(e),e.setCurrentOperation("opaquePass"),r.traverse(e)},e.createRenderEncoder=()=>{t.selectionRenderEncoder=ST.newInstance({label:"HardwareSelectionPass"}),t.selectionRenderEncoder.setPipelineHash("sel"),t.selectionRenderEncoder.setReplaceShaderCodeFunction((e=>{const t=e.getShaderDescription("fragment");t.addOutput("vec4<u32>","outColor");let n=t.getCode();n=Fy.substitute(n,"//VTK::RenderEncoder::Impl",["output.outColor = vec4<u32>(mapperUBO.PropID, compositeID, 0u, 0u);"]).result,t.setCode(n)})),t.selectionRenderEncoder.getDescription().colorAttachments[0].clearValue=[0,0,0,0],t.selectionRenderEncoder.setPipelineSettings({primitive:{cullMode:"none"},depthStencil:{depthWriteEnabled:!0,depthCompare:"greater",format:"depth32float"},fragment:{targets:[{format:"rgba32uint",blend:void 0}]}})}}const ux={selectionRenderEncoder:null,colorTexture:null,depthTexture:null};function dx(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ux,n),Hv.extend(e,t,n),Ht.get(e,t,["colorTexture","depthTexture"]),cx(e,t)}var px={newInstance:Ht.newInstance(dx,"vtkWebGPUHardwareSelectionPass"),extend:dx};const{SelectionContent:fx,SelectionField:gx}=Kp,{FieldAssociations:mx}=nl,{vtkErrorMacro:hx}=Ht;function vx(e){return`${e.propID} ${e.compositeID}`}function yx(e,t,n,r){const o=4*((n.height-t-1)*n.colorBufferWidth+e)+r;return n.colorValues[o]}function Tx(e,t,n,r){const o=n<0?0:n;if(0===o){if(r[0]=t[0],r[1]=t[1],t[0]<0||t[0]>=e.width||t[1]<0||t[1]>=e.height)return null;const n=yx(t[0],t[1],e,0);if(n<=0)return null;const o={};o.propID=n;let a=yx(t[0],t[1],e,1);if((a<0||a>16777215)&&(a=0),o.compositeID=a,e.captureZValues){const n=(e.height-t[1]-1)*e.zbufferBufferWidth+t[0];o.zValue=e.depthValues[n],o.zValue=e.webGPURenderer.convertToOpenGLDepth(o.zValue),o.displayPosition=t}return o}const a=[t[0],t[1]],i=[0,0];let s=Tx(e,t,0,r);if(s)return s;for(let t=1;t<o;++t){for(let n=a[1]>t?a[1]-t:0;n<=a[1]+t;++n){if(i[1]=n,a[0]>=t&&(i[0]=a[0]-t,s=Tx(e,i,0,r),s))return s;if(i[0]=a[0]+t,s=Tx(e,i,0,r),s)return s}for(let n=a[0]>=t?a[0]-(t-1):0;n<=a[0]+(t-1);++n){if(i[0]=n,a[1]>=t&&(i[1]=a[1]-t,s=Tx(e,i,0,r),s))return s;if(i[1]=a[1]+t,s=Tx(e,i,0,r),s)return s}}return r[0]=t[0],r[1]=t[1],null}function bx(e,t){t.classHierarchy.push("vtkWebGPUHardwareSelector"),e.endSelection=()=>{t.WebGPURenderer.setSelector(null)},e.getSourceDataAsync=async e=>{if(!e||!t._WebGPURenderWindow)return hx("Renderer and view must be set before calling Select."),!1;t._WebGPURenderWindow.getRenderable().preRender(),t._WebGPURenderWindow.getInitialized()||(t._WebGPURenderWindow.initialize(),await new Promise((e=>{t._WebGPURenderWindow.onInitialized(e)})));const n=t._WebGPURenderWindow.getViewNodeFor(e);if(!n)return!1;const r=n.getSuppressClear();n.setSuppressClear(!0),t._selectionPass.traverse(t._WebGPURenderWindow,n),n.setSuppressClear(r);const o=t._WebGPURenderWindow.getDevice(),a=t._selectionPass.getColorTexture(),i=t._selectionPass.getDepthTexture(),s={area:[0,0,a.getWidth()-1,a.getHeight()-1],captureZValues:t.captureZValues,fieldAssociation:t.fieldAssociation,renderer:e,webGPURenderer:n,webGPURenderWindow:t._WebGPURenderWindow,width:a.getWidth(),height:a.getHeight()};s.colorBufferWidth=16*Math.floor((s.width+15)/16),s.colorBufferSizeInBytes=s.colorBufferWidth*s.height*4*4;const l=MT.newInstance({label:"hardwareSelectColorBuffer"});l.setDevice(o),l.create(s.colorBufferSizeInBytes,GPUBufferUsage.MAP_READ|GPUBufferUsage.COPY_DST);const c=t._WebGPURenderWindow.getCommandEncoder();let u;c.copyTextureToBuffer({texture:a.getHandle()},{buffer:l.getHandle(),bytesPerRow:16*s.colorBufferWidth,rowsPerImage:s.height},{width:s.width,height:s.height,depthOrArrayLayers:1}),t.captureZValues&&(s.zbufferBufferWidth=64*Math.floor((s.width+63)/64),u=MT.newInstance({label:"hardwareSelectDepthBuffer"}),u.setDevice(o),s.zbufferSizeInBytes=s.height*s.zbufferBufferWidth*4,u.create(s.zbufferSizeInBytes,GPUBufferUsage.MAP_READ|GPUBufferUsage.COPY_DST),c.copyTextureToBuffer({texture:i.getHandle(),aspect:"depth-only"},{buffer:u.getHandle(),bytesPerRow:4*s.zbufferBufferWidth,rowsPerImage:s.height},{width:s.width,height:s.height,depthOrArrayLayers:1})),o.submitCommandEncoder(c);const d=l.mapAsync(GPUMapMode.READ);if(t.captureZValues){const e=u.mapAsync(GPUMapMode.READ);await Promise.all([d,e]),s.depthValues=new Float32Array(u.getMappedRange().slice()),u.unmap()}else await d;return s.colorValues=new Uint32Array(l.getMappedRange().slice()),l.unmap(),s.generateSelection=(e,t,n,r)=>function(e,t,n,r,o){const a=Math.floor(t),i=Math.floor(n),s=Math.floor(r),l=Math.floor(o),c=new Map,u=[0,0];for(let t=i;t<=l;t++)for(let n=a;n<=s;n++){const r=Tx(e,[n,t],0,u);if(r){const t=vx(r);if(c.has(t)){const n=c.get(t);n.pixelCount++,e.captureZValues&&r.zValue<n.info.zValue&&(n.info=r),-1===n.attributeIDs.indexOf(r.attributeID)&&n.attributeIDs.push(r.attributeID)}else c.set(t,{info:r,pixelCount:1,attributeIDs:[r.attributeID]})}}return function(e,t,n){const r=[];let o=0;return t.forEach(((t,a)=>{const i=Kp.newInstance();switch(i.setContentType(fx.INDICES),e){case mx.FIELD_ASSOCIATION_CELLS:i.setFieldType(gx.CELL);break;case mx.FIELD_ASSOCIATION_POINTS:i.setFieldType(gx.POINT);break;default:hx("Unknown field association")}i.getProperties().propID=t.info.propID;const s=n.webGPURenderer.getPropFromID(t.info.propID);i.getProperties().prop=s.getRenderable(),i.getProperties().compositeID=t.info.compositeID,i.getProperties().pixelCount=t.pixelCount,n.captureZValues&&(i.getProperties().displayPosition=[t.info.displayPosition[0],t.info.displayPosition[1],t.info.zValue],i.getProperties().worldPosition=n.webGPURenderWindow.displayToWorld(t.info.displayPosition[0],t.info.displayPosition[1],t.info.zValue,n.renderer)),i.setSelectionList(t.attributeIDs),r[o]=i,o++})),r}(e.fieldAssociation,c,e)}(s,e,t,n,r),s}}const xx={};function Cx(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,xx,n),Fp.extend(e,t,n),t._selectionPass=px.newInstance(),Ht.setGet(e,t,["_WebGPURenderWindow"]),Ht.moveToProtected(e,t,["WebGPURenderWindow"]),bx(e,t)}var Sx={newInstance:Ht.newInstance(Cx,"vtkWebGPUHardwareSelector"),extend:Cx};const Ax=Object.create(null);function Ix(e,t){t.classHierarchy.push("vtkWebGPUViewNodeFactory")}const Px={};function wx(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Px,n),t.overrides=Ax,en.extend(e,t,n),Ix(0,t)}var Ox={newInstance:Ht.newInstance(wx,"vtkWebGPUViewNodeFactory"),extend:wx};const{vtkErrorMacro:Mx}=Ht,Rx={position:"absolute",top:0,left:0,width:"100%",height:"100%"};function Dx(e,t){t.classHierarchy.push("vtkWebGPURenderWindow"),e.getViewNodeFactory=()=>t.myFactory;const n=[0,0];e.onModified((function(){t.renderable&&(t.size[0]===n[0]&&t.size[1]===n[1]||(n[0]=t.size[0],n[1]=t.size[1],t.canvas.setAttribute("width",t.size[0]),t.canvas.setAttribute("height",t.size[1]),e.recreateSwapChain())),t.viewStream&&t.viewStream.setSize(t.size[0],t.size[1]),t.canvas.style.display=t.useOffScreen?"none":"block",t.el&&(t.el.style.cursor=t.cursorVisibility?t.cursor:"none"),t.containerSize=null})),e.recreateSwapChain=()=>{t.context&&(t.context.unconfigure(),t.presentationFormat=navigator.gpu.getPreferredCanvasFormat(t.adapter),t.context.configure({device:t.device.getHandle(),format:t.presentationFormat,alphaMode:"premultiplied",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_DST,width:t.size[0],height:t.size[1]}),t._configured=!0)},e.getCurrentTexture=()=>t.context.getCurrentTexture(),e.buildPass=n=>{if(n){if(!t.renderable)return;e.prepareNodes(),e.addMissingNodes(t.renderable.getRenderersByReference()),e.removeUnusedNodes(),e.initialize()}else t.initialized&&(t._configured||e.recreateSwapChain(),t.commandEncoder=t.device.createCommandEncoder())},e.initialize=()=>{if(!t.initializing){if(t.initializing=!0,!navigator.gpu)return void Mx("WebGPU is not enabled.");e.create3DContextAsync().then((()=>{t.initialized=!0,t.deleted||e.invokeInitialized()}))}},e.setContainer=n=>{t.el&&t.el!==n&&(t.canvas.parentNode!==t.el&&Mx("Error: canvas parent node does not match container"),t.el.removeChild(t.canvas),t.el.contains(t.bgImage)&&t.el.removeChild(t.bgImage)),t.el!==n&&(t.el=n,t.el&&(t.el.appendChild(t.canvas),t.useBackgroundImage&&t.el.appendChild(t.bgImage)),e.modified())},e.getContainer=()=>t.el,e.getContainerSize=()=>{if(!t.containerSize&&t.el){const{width:e,height:n}=t.el.getBoundingClientRect();t.containerSize=[e,n]}return t.containerSize||t.size},e.getFramebufferSize=()=>t.size,e.create3DContextAsync=async()=>{t.adapter=await navigator.gpu.requestAdapter({powerPreference:"high-performance"}),t.deleted||(t.device=lx.newInstance(),t.device.initialize(await t.adapter.requestDevice()),t.deleted?t.device=null:t.context=t.canvas.getContext("webgpu"))},e.releaseGraphicsResources=()=>{const n=Hv.newInstance();n.setCurrentOperation("Release"),n.traverse(e,null),t.adapter=null,t.device=null,t.context=null,t.initialized=!1,t.initializing=!1},e.setBackgroundImage=e=>{t.bgImage.src=e.src},e.setUseBackgroundImage=e=>{t.useBackgroundImage=e,t.useBackgroundImage&&!t.el.contains(t.bgImage)?t.el.appendChild(t.bgImage):!t.useBackgroundImage&&t.el.contains(t.bgImage)&&t.el.removeChild(t.bgImage)},e.captureNextImage=function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"image/png",{resetCamera:r=!1,size:o=null,scale:a=1}=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(t.deleted)return null;t.imageFormat=n;const i=t.notifyStartCaptureImage;return t.notifyStartCaptureImage=!0,t._screenshot={size:o||1!==a?o||t.size.map((e=>e*a)):null},new Promise(((n,o)=>{const a=e.onImageReady((o=>{if(null===t._screenshot.size)t.notifyStartCaptureImage=i,a.unsubscribe(),t._screenshot.placeHolder&&(t.size=t._screenshot.originalSize,e.modified(),t._screenshot.cameras&&t._screenshot.cameras.forEach((e=>{let{restoreParamsFn:t,arg:n}=e;return t(n)})),e.traverseAllPasses(),t.el.removeChild(t._screenshot.placeHolder),t._screenshot.placeHolder.remove(),t._screenshot=null),n(o);else{const n=document.createElement("img");if(n.style=Rx,n.src=o,t._screenshot.placeHolder=t.el.appendChild(n),t.canvas.style.display="none",t._screenshot.originalSize=t.size,t.size=t._screenshot.size,t._screenshot.size=null,e.modified(),r){const e=!0!==r;t._screenshot.cameras=t.renderable.getRenderers().map((t=>{const n=t.getActiveCamera(),o=n.get("focalPoint","position","parallelScale");return{resetCameraArgs:e?{renderer:t}:void 0,resetCameraFn:e?r:t.resetCamera,restoreParamsFn:n.set,arg:JSON.parse(JSON.stringify(o))}})),t._screenshot.cameras.forEach((e=>{let{resetCameraFn:t,resetCameraArgs:n}=e;return t(n)}))}e.traverseAllPasses()}}))}))},e.traverseAllPasses=()=>{if(!t.deleted)if(t.initialized){if(t.renderPasses)for(let n=0;n<t.renderPasses.length;++n)t.renderPasses[n].traverse(e,null);t.commandEncoder&&(t.device.submitCommandEncoder(t.commandEncoder),t.commandEncoder=null,t.notifyStartCaptureImage&&t.device.onSubmittedWorkDone().then((()=>{!async function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:t.imageFormat;const r=document.createElement("canvas"),o=r.getContext("2d");r.width=t.canvas.width,r.height=t.canvas.height;const a=await e.getPixelsAsync(),i=new ImageData(a.colorValues,a.width,a.height);o.putImageData(i,0,0);const s=t.canvas.getBoundingClientRect(),l=t.renderable;l.getRenderers().forEach((e=>{e.getViewProps().forEach((e=>{if(e.getContainer){const t=e.getContainer().getElementsByTagName("canvas");for(let e=0;e<t.length;e++){const n=t[e],r=n.getBoundingClientRect(),a=r.x-s.x,i=r.y-s.y;o.drawImage(n,a,i)}}}))}));const c=r.toDataURL(n);r.remove(),e.invokeImageReady(c)}()})))}else{e.initialize();const t=e.onInitialized((()=>{t.unsubscribe(),e.traverseAllPasses()}))}},e.setViewStream=n=>t.viewStream!==n&&(t.subscription&&(t.subscription.unsubscribe(),t.subscription=null),t.viewStream=n,t.viewStream&&(t.renderable.getRenderers()[0].getBackgroundByReference()[3]=0,e.setUseBackgroundImage(!0),t.subscription=t.viewStream.onImageReady((t=>e.setBackgroundImage(t.image))),t.viewStream.setSize(t.size[0],t.size[1]),t.viewStream.invalidateCache(),t.viewStream.render(),e.modified()),!0),e.getUniquePropID=()=>t.nextPropID++,e.getPropFromID=e=>{for(let n=0;n<t.children.length;n++){const r=t.children[n].getPropFromID(e);if(null!==r)return r}return null},e.getPixelsAsync=async()=>{const e=t.device,n=t.renderPasses[0].getOpaquePass().getColorTexture(),r={width:n.getWidth(),height:n.getHeight()};r.colorBufferWidth=32*Math.floor((r.width+31)/32),r.colorBufferSizeInBytes=r.colorBufferWidth*r.height*8;const o=MT.newInstance();o.setDevice(e),o.create(r.colorBufferSizeInBytes,GPUBufferUsage.MAP_READ|GPUBufferUsage.COPY_DST);const a=t.device.createCommandEncoder();a.copyTextureToBuffer({texture:n.getHandle()},{buffer:o.getHandle(),bytesPerRow:8*r.colorBufferWidth,rowsPerImage:r.height},{width:r.width,height:r.height,depthOrArrayLayers:1}),e.submitCommandEncoder(a);const i=o.mapAsync(GPUMapMode.READ);await i,r.colorValues=new Uint16Array(o.getMappedRange().slice()),o.unmap();const s=new Uint8ClampedArray(r.height*r.width*4);for(let e=0;e<r.height;e++)for(let t=0;t<r.width;t++){const n=4*(e*r.width+t),o=4*(e*r.colorBufferWidth+t);s[n]=255*Cd.fromHalf(r.colorValues[o]),s[n+1]=255*Cd.fromHalf(r.colorValues[o+1]),s[n+2]=255*Cd.fromHalf(r.colorValues[o+2]),s[n+3]=255*Cd.fromHalf(r.colorValues[o+3])}return r.colorValues=s,r},e.createSelector=()=>{const t=Sx.newInstance();return t.setWebGPURenderWindow(e),t},e.delete=Ht.chain(e.delete,e.setViewStream)}const Ex={initialized:!1,context:null,adapter:null,device:null,canvas:null,cursorVisibility:!0,cursor:"pointer",containerSize:null,renderPasses:[],notifyStartCaptureImage:!1,imageFormat:"image/png",useOffScreen:!1,useBackgroundImage:!1,nextPropID:1,xrSupported:!1,presentationFormat:null};const Vx=Ht.newInstance((function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ex,n),t.canvas=document.createElement("canvas"),t.canvas.style.width="100%",t.bgImage=new Image,t.bgImage.style.position="absolute",t.bgImage.style.left="0",t.bgImage.style.top="0",t.bgImage.style.width="100%",t.bgImage.style.height="100%",t.bgImage.style.zIndex="-1",vy.extend(e,t,n),t.myFactory=Ox.newInstance(),t.myFactory.registerOverride("vtkRenderWindow",Vx),t.renderPasses[0]=Qb.newInstance(),t.selector||(t.selector=Sx.newInstance(),t.selector.setWebGPURenderWindow(e)),Ht.event(e,t,"imageReady"),Ht.event(e,t,"initialized"),Ht.get(e,t,["commandEncoder","device","presentationFormat","useBackgroundImage","xrSupported"]),Ht.setGet(e,t,["initialized","context","canvas","device","renderPasses","notifyStartCaptureImage","cursor","useOffScreen"]),Ht.setGetArray(e,t,["size"],2),Dx(e,t)}),"vtkWebGPURenderWindow");Yh("WebGPU",Vx);const Lx=Gv(),Bx={margin:"0",padding:"0",position:"absolute",top:"0",left:"0",width:"100%",height:"100%",overflow:"hidden"},Nx={position:"absolute",left:"25px",top:"25px",backgroundColor:"white",borderRadius:"5px",listStyle:"none",padding:"5px 10px",margin:"0",display:"block",border:"solid 1px black",maxWidth:"calc(100% - 70px)",maxHeight:"calc(100% - 60px)",overflow:"auto"};function _x(e,t){Object.keys(t).forEach((n=>{e.style[n]=t[n]}))}function Fx(e,t){t.classHierarchy.push("vtkFullScreenRenderWindow");const n=document.querySelector("body");t.rootContainer||(t.rootContainer=n),t.container||(t.container=document.createElement("div"),_x(t.container,t.containerStyle||Bx),t.rootContainer.appendChild(t.container)),t.rootContainer===n&&(document.documentElement.style.height="100%",n.style.height="100%",n.style.padding="0",n.style.margin="0"),t.renderWindow=tv.newInstance(),t.renderer=qh.newInstance(),t.renderWindow.addRenderer(t.renderer),t.apiSpecificRenderWindow=t.renderWindow.newAPISpecificView(Lx.viewAPI),t.apiSpecificRenderWindow.setContainer(t.container),t.renderWindow.addView(t.apiSpecificRenderWindow),t.interactor=Tv.newInstance(),t.interactor.setInteractorStyle(_v.newInstance()),t.interactor.setView(t.apiSpecificRenderWindow),t.interactor.initialize(),t.interactor.bindEvents(t.container),e.setBackground=t.renderer.setBackground,e.removeController=()=>{const e=t.controlContainer;e&&e.parentNode.removeChild(e)},e.setControllerVisibility=e=>{t.controllerVisibility=e,t.controlContainer&&(t.controlContainer.style.display=e?"block":"none")},e.toggleControllerVisibility=()=>{e.setControllerVisibility(!t.controllerVisibility)},e.addController=n=>{t.controlContainer=document.createElement("div"),_x(t.controlContainer,t.controlPanelStyle||Nx),t.rootContainer.appendChild(t.controlContainer),t.controlContainer.innerHTML=n,e.setControllerVisibility(t.controllerVisibility),t.rootContainer.addEventListener("keypress",(t=>{"c"===String.fromCharCode(t.charCode)&&e.toggleControllerVisibility()}))},e.setBackground(...t.background),e.addRepresentation=e=>{e.getActors().forEach((e=>{t.renderer.addActor(e)}))},e.removeRepresentation=e=>{e.getActors().forEach((e=>t.renderer.removeActor(e)))},e.delete=Ht.chain(e.setContainer,t.apiSpecificRenderWindow.delete,e.delete),e.resize=()=>{const e=t.container.getBoundingClientRect(),n=window.devicePixelRatio||1;t.apiSpecificRenderWindow.setSize(Math.floor(e.width*n),Math.floor(e.height*n)),t.resizeCallback&&t.resizeCallback(e),t.renderWindow.render()},e.setResizeCallback=n=>{t.resizeCallback=n,e.resize()},t.listenWindowResize&&window.addEventListener("resize",e.resize),e.resize()}const kx={background:[.32,.34,.43],containerStyle:null,controlPanelStyle:null,listenWindowResize:!0,resizeCallback:null,controllerVisibility:!0};function Gx(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,kx,n),Ht.obj(e,t),Ht.get(e,t,["renderWindow","renderer","apiSpecificRenderWindow","interactor","rootContainer","container","controlContainer"]),Fx(e,t)}var Ux={newInstance:Ht.newInstance(Gx),extend:Gx},zx={ColorSpace:{RGB:0,HSV:1,LAB:2,DIVERGING:3},Scale:{LINEAR:0,LOG10:1}};const{ColorSpace:Wx,Scale:Hx}=zx,{ScalarMappingTarget:jx}=Il,{vtkDebugMacro:Kx,vtkErrorMacro:$x,vtkWarningMacro:qx}=Ht;function Xx(e,t){const n=e[0],r=e[1],o=e[2],a=Math.sqrt(n*n+r*r+o*o),i=a>.001?Math.acos(n/a):0,s=i>.001?Math.atan2(o,r):0;t[0]=a,t[1]=i,t[2]=s}function Yx(e,t){if(e[0]>=t-.1)return e[2];const n=e[1]*Math.sqrt(t*t-e[0]*e[0])/(e[0]*Math.sin(e[1]));return e[2]>-.3*Math.PI?e[2]+n:e[2]-n}function Zx(e,t,n,r){const o=[],a=[];Ia(t,o),Ia(n,a);const i=[],s=[];Xx(o,i),Xx(a,s);let l=e;if(i[1]>.05&&s[1]>.05&&function(e,t){let n=e-t;for(n<0&&(n=-n);n>=2*Math.PI;)n-=2*Math.PI;return n>Math.PI&&(n=2*Math.PI-n),n}(i[2],s[2])>.33*Math.PI){let t=Math.max(i[0],s[0]);t=Math.max(88,t),e<.5?(s[0]=t,s[1]=0,s[2]=0,l*=2):(i[0]=t,i[1]=0,i[2]=0,l=2*l-1)}i[1]<.05&&s[1]>.05?i[2]=Yx(s,i[0]):s[1]<.05&&i[1]>.05&&(s[2]=Yx(i,s[0]));const c=[];c[0]=(1-l)*i[0]+l*s[0],c[1]=(1-l)*i[1]+l*s[1],c[2]=(1-l)*i[2]+l*s[2];const u=[];!function(e,t){const n=e[0],r=e[1],o=e[2];t[0]=n*Math.cos(r),t[1]=n*Math.sin(r)*Math.cos(o),t[2]=n*Math.sin(r)*Math.sin(o)}(c,u),Pa(u,r)}function Qx(e,t){t.classHierarchy.push("vtkColorTransferFunction"),e.getSize=()=>t.nodes.length,e.addRGBPoint=(t,n,r,o)=>e.addRGBPointLong(t,n,r,o,.5,0),e.addRGBPointLong=function(n,r,o,a){let i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:.5,s=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0;if(i<0||i>1)return $x("Midpoint outside range [0.0, 1.0]"),-1;if(s<0||s>1)return $x("Sharpness outside range [0.0, 1.0]"),-1;t.allowDuplicateScalars||e.removePoint(n);const l={x:n,r:r,g:o,b:a,midpoint:i,sharpness:s};t.nodes.push(l),e.sortAndUpdateRange();let c=0;for(;c<t.nodes.length&&t.nodes[c].x!==n;c++);return c<t.nodes.length?c:-1},e.addHSVPoint=(t,n,r,o)=>e.addHSVPointLong(t,n,r,o,.5,0),e.addHSVPointLong=function(t,n,r,o){let a=arguments.length>4&&void 0!==arguments[4]?arguments[4]:.5,i=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0;const s=[],l=[n,r,o];return ba(l,s),e.addRGBPoint(t,s[0],s[1],s[2],a,i)},e.setNodes=n=>{if(t.nodes!==n){const r=JSON.stringify(t.nodes);t.nodes=n;const o=JSON.stringify(t.nodes);if(e.sortAndUpdateRange()||r!==o)return e.modified(),!0}return!1},e.sortAndUpdateRange=()=>{const n=JSON.stringify(t.nodes);t.nodes.sort(((e,t)=>e.x-t.x));const r=JSON.stringify(t.nodes),o=e.updateRange();return o||n===r?o:(e.modified(),!0)},e.updateRange=()=>{const n=[2];n[0]=t.mappingRange[0],n[1]=t.mappingRange[1];const r=t.nodes.length;return r?(t.mappingRange[0]=t.nodes[0].x,t.mappingRange[1]=t.nodes[r-1].x):(t.mappingRange[0]=0,t.mappingRange[1]=0),(n[0]!==t.mappingRange[0]||n[1]!==t.mappingRange[1])&&(e.modified(),!0)},e.removePoint=n=>{let r=0;for(;r<t.nodes.length&&t.nodes[r].x!==n;r++);const o=r;if(r>=t.nodes.length)return-1;let a=!1;return t.nodes.splice(r,1),0!==r&&r!==t.nodes.length||(a=e.updateRange()),a||e.modified(),o},e.movePoint=(n,r)=>{if(n!==r){e.removePoint(r);for(let o=0;o<t.nodes.length;o++)if(t.nodes[o].x===n){t.nodes[o].x=r,e.sortAndUpdateRange();break}}},e.removeAllPoints=()=>{t.nodes=[],e.sortAndUpdateRange()},e.addRGBSegment=(n,r,o,a,i,s,l,c)=>{e.sortAndUpdateRange();for(let e=0;e<t.nodes.length;)t.nodes[e].x>=n&&t.nodes[e].x<=i?t.nodes.splice(e,1):e++;e.addRGBPointLong(n,r,o,a,.5,0),e.addRGBPointLong(i,s,l,c,.5,0),e.modified()},e.addHSVSegment=(t,n,r,o,a,i,s,l)=>{const c=[i,s,l],u=[],d=[];ba([n,r,o],u),ba(c,d),e.addRGBSegment(t,u[0],u[1],u[2],a,d[0],d[1],d[2])},e.mapValue=t=>{const n=[];return e.getColor(t,n),[Math.floor(255*n[0]+.5),Math.floor(255*n[1]+.5),Math.floor(255*n[2]+.5),255]},e.getColor=(n,r)=>{if(t.indexedLookup){const t=e.getSize(),o=e.getAnnotatedValueIndexInternal(n);if(o<0||0===t){const t=e.getNanColorByReference();r[0]=t[0],r[1]=t[1],r[2]=t[2]}else{const n=[];e.getNodeValue(o%t,n),r[0]=n[1],r[1]=n[2],r[2]=n[3]}}else e.getTable(n,n,1,r)},e.getRedValue=t=>{const n=[];return e.getColor(t,n),n[0]},e.getGreenValue=t=>{const n=[];return e.getColor(t,n),n[1]},e.getBlueValue=t=>{const n=[];return e.getColor(t,n),n[2]},e.getTable=(n,r,o,a)=>{const i=Number(n),s=Number(r);if(Na(i)||Na(s)){for(let e=0;e<o;e++)a[3*e+0]=t.nanColor[0],a[3*e+1]=t.nanColor[1],a[3*e+2]=t.nanColor[2];return}let l=0;const c=t.nodes.length;let u=0,d=0,p=0;0!==c&&(u=t.nodes[c-1].r,d=t.nodes[c-1].g,p=t.nodes[c-1].b);let f=0,g=0,m=0;const h=[0,0,0],v=[0,0,0];let y=0,T=0;const b=[];let x=t.scale===Hx.LOG10;x&&(x=t.mappingRange[0]>0);let C=0,S=0,A=0;x&&(C=Math.log10(i),S=Math.log10(s));for(let n=0;n<o;n++){const r=3*n;if(o>1?x?(A=C+n/(o-1)*(S-C),f=10**A):f=i+n/(o-1)*(s-i):x?(A=.5*(C+S),f=10**A):f=.5*(i+s),t.discretize){const e=t.mappingRange;if(f>=e[0]&&f<=e[1]){const n=t.numberOfValues,r=e[1]-e[0];if(n<=1)f=e[0]+r/2;else{const t=(f-e[0])/r,o=Ro(n*t);f=e[0]+o/(n-1)*r}}}for(;l<c&&f>t.nodes[l].x;)l++,l<c&&(g=t.nodes[l-1].x,m=t.nodes[l].x,x&&(g=Math.log10(g),m=Math.log10(m)),h[0]=t.nodes[l-1].r,v[0]=t.nodes[l].r,h[1]=t.nodes[l-1].g,v[1]=t.nodes[l].g,h[2]=t.nodes[l-1].b,v[2]=t.nodes[l].b,y=t.nodes[l-1].midpoint,T=t.nodes[l-1].sharpness,y<1e-5&&(y=1e-5),y>.99999&&(y=.99999));if(f>t.mappingRange[1])a[r]=0,a[r+1]=0,a[r+2]=0,t.clamping&&(e.getUseAboveRangeColor()?(a[r]=t.aboveRangeColor[0],a[r+1]=t.aboveRangeColor[1],a[r+2]=t.aboveRangeColor[2]):(a[r]=u,a[r+1]=d,a[r+2]=p));else if(f<t.mappingRange[0]||Va(f)&&f<0)a[r]=0,a[r+1]=0,a[r+2]=0,t.clamping&&(e.getUseBelowRangeColor()?(a[r]=t.belowRangeColor[0],a[r+1]=t.belowRangeColor[1],a[r+2]=t.belowRangeColor[2]):c>0&&(a[r]=t.nodes[0].r,a[r+1]=t.nodes[0].g,a[r+2]=t.nodes[0].b));else if(0===l&&(Math.abs(f-i)<1e-6||t.discretize))c>0?(a[r]=t.nodes[0].r,a[r+1]=t.nodes[0].g,a[r+2]=t.nodes[0].b):(a[r]=0,a[r+1]=0,a[r+2]=0);else{let e=0;if(e=x?(A-g)/(m-g):(f-g)/(m-g),e=e<y?.5*e/y:.5+.5*(e-y)/(1-y),T>.99){if(e<.5){a[r]=h[0],a[r+1]=h[1],a[r+2]=h[2];continue}a[r]=v[0],a[r+1]=v[1],a[r+2]=v[2];continue}if(T<.01){if(t.colorSpace===Wx.RGB)a[r]=(1-e)*h[0]+e*v[0],a[r+1]=(1-e)*h[1]+e*v[1],a[r+2]=(1-e)*h[2]+e*v[2];else if(t.colorSpace===Wx.HSV){const n=[],o=[];Ta(h,n),Ta(v,o),t.hSVWrap&&(n[0]-o[0]>.5||o[0]-n[0]>.5)&&(n[0]>o[0]?n[0]-=1:o[0]-=1);const i=[];i[0]=(1-e)*n[0]+e*o[0],i[0]<0&&(i[0]+=1),i[1]=(1-e)*n[1]+e*o[1],i[2]=(1-e)*n[2]+e*o[2],ba(i,b),a[r]=b[0],a[r+1]=b[1],a[r+2]=b[2]}else if(t.colorSpace===Wx.LAB){const t=[],n=[];Ia(h,t),Ia(v,n);const o=[];o[0]=(1-e)*t[0]+e*n[0],o[1]=(1-e)*t[1]+e*n[1],o[2]=(1-e)*t[2]+e*n[2],Pa(o,b),a[r]=b[0],a[r+1]=b[1],a[r+2]=b[2]}else t.colorSpace===Wx.DIVERGING?(Zx(e,h,v,b),a[r]=b[0],a[r+1]=b[1],a[r+2]=b[2]):$x("ColorSpace set to invalid value.",t.colorSpace);continue}e<.5?e=.5*(2*e)**(1+10*T):e>.5&&(e=1-.5*(2*(1-e))**(1+10*T));const n=e*e,o=n*e,i=2*o-3*n+1,s=-2*o+3*n,l=o-2*n+e,c=o-n;let u,d;if(t.colorSpace===Wx.RGB)for(let e=0;e<3;e++)u=v[e]-h[e],d=(1-T)*u,a[r+e]=i*h[e]+s*v[e]+l*d+c*d;else if(t.colorSpace===Wx.HSV){const e=[],n=[];Ta(h,e),Ta(v,n),t.hSVWrap&&(e[0]-n[0]>.5||n[0]-e[0]>.5)&&(e[0]>n[0]?e[0]-=1:n[0]-=1);const o=[];for(let t=0;t<3;t++)u=n[t]-e[t],d=(1-T)*u,o[t]=i*e[t]+s*n[t]+l*d+c*d,0===t&&o[t]<0&&(o[t]+=1);ba(o,b),a[r]=b[0],a[r+1]=b[1],a[r+2]=b[2]}else if(t.colorSpace===Wx.LAB){const e=[],t=[];Ia(h,e),Ia(v,t);const n=[];for(let r=0;r<3;r++)u=t[r]-e[r],d=(1-T)*u,n[r]=i*e[r]+s*t[r]+l*d+c*d;Pa(n,b),a[r]=b[0],a[r+1]=b[1],a[r+2]=b[2]}else t.colorSpace===Wx.DIVERGING?(Zx(e,h,v,b),a[r]=b[0],a[r+1]=b[1],a[r+2]=b[2]):$x("ColorSpace set to invalid value.");for(let e=0;e<3;e++)a[r+e]=a[r+e]<0?0:a[r+e],a[r+e]=a[r+e]>1?1:a[r+e]}}},e.getUint8Table=function(n,r,o){let a=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(e.getMTime()<=t.buildTime&&t.tableSize===o&&t.tableWithAlpha!==a)return t.table;if(0===t.nodes.length)return $x("Attempting to lookup a value with no points in the function"),t.table;const i=a?4:3;t.tableSize===o&&t.tableWithAlpha===a||(t.table=new Uint8Array(o*i),t.tableSize=o,t.tableWithAlpha=a);const s=[];e.getTable(n,r,o,s);for(let e=0;e<o;e++)t.table[e*i+0]=Math.floor(255*s[3*e+0]+.5),t.table[e*i+1]=Math.floor(255*s[3*e+1]+.5),t.table[e*i+2]=Math.floor(255*s[3*e+2]+.5),a&&(t.table[e*i+3]=255);return t.buildTime.modified(),t.table},e.buildFunctionFromArray=n=>{e.removeAllPoints();const r=n.getNumberOfComponents();for(let e=0;e<n.getNumberOfTuples();e++)switch(r){case 3:t.nodes.push({x:e,r:n.getComponent(e,0),g:n.getComponent(e,1),b:n.getComponent(e,2),midpoint:.5,sharpness:0});break;case 4:t.nodes.push({x:n.getComponent(e,0),r:n.getComponent(e,1),g:n.getComponent(e,2),b:n.getComponent(e,3),midpoint:.5,sharpness:0});break;case 5:t.nodes.push({x:e,r:n.getComponent(e,0),g:n.getComponent(e,1),b:n.getComponent(e,2),midpoint:n.getComponent(e,4),sharpness:n.getComponent(e,5)});break;case 6:t.nodes.push({x:n.getComponent(e,0),r:n.getComponent(e,1),g:n.getComponent(e,2),b:n.getComponent(e,3),midpoint:n.getComponent(e,4),sharpness:n.getComponent(e,5)})}e.sortAndUpdateRange()},e.buildFunctionFromTable=(n,r,o,a)=>{let i=0;e.removeAllPoints(),o>1&&(i=(r-n)/(o-1));for(let e=0;e<o;e++){const r={x:n+i*e,r:a[3*e],g:a[3*e+1],b:a[3*e+2],sharpness:0,midpoint:.5};t.nodes.push(r)}e.sortAndUpdateRange()},e.getNodeValue=(e,n)=>e<0||e>=t.nodes.length?($x("Index out of range!"),-1):(n[0]=t.nodes[e].x,n[1]=t.nodes[e].r,n[2]=t.nodes[e].g,n[3]=t.nodes[e].b,n[4]=t.nodes[e].midpoint,n[5]=t.nodes[e].sharpness,1),e.setNodeValue=(n,r)=>{if(n<0||n>=t.nodes.length)return $x("Index out of range!"),-1;const o=t.nodes[n].x;return t.nodes[n].x=r[0],t.nodes[n].r=r[1],t.nodes[n].g=r[2],t.nodes[n].b=r[3],t.nodes[n].midpoint=r[4],t.nodes[n].sharpness=r[5],o!==r[0]?e.sortAndUpdateRange():e.modified(),1},e.getNumberOfAvailableColors=()=>t.indexedLookup&&e.getSize()?e.getSize():t.tableSize?t.tableSize:16777216,e.getIndexedColor=(t,n)=>{const r=e.getSize();if(r>0&&t>=0){const o=[];e.getNodeValue(t%r,o);for(let e=0;e<3;++e)n[e]=o[e+1];return void(n[3]=1)}const o=e.getNanColorByReference();n[0]=o[0],n[1]=o[1],n[2]=o[2],n[3]=1},e.fillFromDataPointer=(t,n)=>{if(!(t<=0)&&n){e.removeAllPoints();for(let r=0;r<t;r++)e.addRGBPoint(n[4*r],n[4*r+1],n[4*r+2],n[4*r+3])}},e.setMappingRange=(n,r)=>{const o=[n,r],a=e.getRange();if(a[1]===o[1]&&a[0]===o[0])return;if(o[1]===o[0])return void $x("attempt to set zero width color range");const i=(o[1]-o[0])/(a[1]-a[0]),s=o[0]-a[0]*i;for(let e=0;e<t.nodes.length;++e)t.nodes[e].x=t.nodes[e].x*i+s;t.mappingRange[0]=o[0],t.mappingRange[1]=o[1],e.modified()},e.adjustRange=n=>{const r=e.getRange(),o=[];r[0]<n[0]?(e.getColor(n[0],o),e.addRGBPoint(n[0],o[0],o[1],o[2])):(e.getColor(r[0],o),e.addRGBPoint(n[0],o[0],o[1],o[2])),r[1]>n[1]?(e.getColor(n[1],o),e.addRGBPoint(n[1],o[0],o[1],o[2])):(e.getColor(r[1],o),e.addRGBPoint(n[1],o[0],o[1],o[2])),e.sortAndUpdateRange();for(let e=0;e<t.nodes.length;)t.nodes[e].x>=n[0]&&t.nodes[e].x<=n[1]?t.nodes.splice(e,1):++e;return 1},e.estimateMinNumberOfSamples=(t,n)=>{const r=e.findMinimumXDistance();return Math.ceil((n-t)/r)},e.findMinimumXDistance=()=>{if(t.nodes.length<2)return-1;let e=Number.MAX_VALUE;for(let n=0;n<t.nodes.length-1;n++){const r=t.nodes[n+1].x-t.nodes[n].x;r<e&&(e=r)}return e},e.mapScalarsThroughTable=(n,r,o,a)=>{0!==e.getSize()?t.indexedLookup?e.mapDataIndexed(n,r,o,a):e.mapData(n,r,o,a):Kx("Transfer Function Has No Points!")},e.mapData=(t,n,r,o)=>{if(0===e.getSize())return void qx("Transfer Function Has No Points!");const a=Math.floor(255*e.getAlpha()+.5),i=t.getNumberOfTuples(),s=t.getNumberOfComponents(),l=n.getData(),c=t.getData(),u=[];if(r===jx.RGBA)for(let t=0;t<i;t++){const n=c[t*s+o];e.getColor(n,u),l[4*t]=Math.floor(255*u[0]+.5),l[4*t+1]=Math.floor(255*u[1]+.5),l[4*t+2]=Math.floor(255*u[2]+.5),l[4*t+3]=a}if(r===jx.RGB)for(let t=0;t<i;t++){const n=c[t*s+o];e.getColor(n,u),l[3*t]=Math.floor(255*u[0]+.5),l[3*t+1]=Math.floor(255*u[1]+.5),l[3*t+2]=Math.floor(255*u[2]+.5)}if(r===jx.LUMINANCE)for(let t=0;t<i;t++){const n=c[t*s+o];e.getColor(n,u),l[t]=Math.floor(76.5*u[0]+150.45*u[1]+28.05*u[2]+.5)}if(r===jx.LUMINANCE_ALPHA)for(let t=0;t<i;t++){const n=c[t*s+o];e.getColor(n,u),l[2*t]=Math.floor(76.5*u[0]+150.45*u[1]+28.05*u[2]+.5),l[2*t+1]=a}},e.applyColorMap=n=>{const r=JSON.stringify(t.colorSpace);n.ColorSpace&&(t.colorSpace=Wx[n.ColorSpace.toUpperCase()],void 0===t.colorSpace&&($x(`ColorSpace ${n.ColorSpace} not supported, using RGB instead`),t.colorSpace=Wx.RGB));let o=r!==JSON.stringify(t.colorSpace);const a=o||JSON.stringify(t.nanColor);if(n.NanColor)for(t.nanColor=[].concat(n.NanColor);t.nanColor.length<4;)t.nanColor.push(1);o=o||a!==JSON.stringify(t.nanColor);const i=o||JSON.stringify(t.nodes);if(n.RGBPoints){const e=n.RGBPoints.length;t.nodes=[];const r=.5,o=0;for(let a=0;a<e;a+=4)t.nodes.push({x:n.RGBPoints[a],r:n.RGBPoints[a+1],g:n.RGBPoints[a+2],b:n.RGBPoints[a+3],midpoint:r,sharpness:o})}const s=e.sortAndUpdateRange(),l=!s&&(o||i!==JSON.stringify(t.nodes));return l&&e.modified(),s||l}}const Jx={clamping:!0,colorSpace:Wx.RGB,hSVWrap:!0,scale:Hx.LINEAR,nanColor:null,belowRangeColor:null,aboveRangeColor:null,useAboveRangeColor:!1,useBelowRangeColor:!1,allowDuplicateScalars:!1,table:null,tableSize:0,buildTime:null,nodes:null,discretize:!1,numberOfValues:256};function eC(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Jx,n),Il.extend(e,t,n),t.table=[],t.nodes=[],t.nanColor=[.5,0,0,1],t.belowRangeColor=[0,0,0,1],t.aboveRangeColor=[1,1,1,1],t.buildTime={},Ht.obj(t.buildTime),Ht.get(e,t,["buildTime","mappingRange"]),Ht.setGet(e,t,["useAboveRangeColor","useBelowRangeColor","colorSpace","discretize","numberOfValues"]),Ht.setArray(e,t,["nanColor","belowRangeColor","aboveRangeColor"],4),Ht.getArray(e,t,["nanColor","belowRangeColor","aboveRangeColor"]),Qx(e,t)}var tC={newInstance:Ht.newInstance(eC,"vtkColorTransferFunction"),extend:eC,...zx},nC={OrientationModes:{DIRECTION:0,ROTATION:1,MATRIX:2},ScaleModes:{SCALE_BY_CONSTANT:0,SCALE_BY_MAGNITUDE:1,SCALE_BY_COMPONENTS:2}};const{OrientationModes:rC,ScaleModes:oC}=nC,{vtkErrorMacro:aC}=Ht;function iC(e,t){t.classHierarchy.push("vtkGlyph3DMapper"),e.getOrientationModeAsString=()=>Ht.enumToString(rC,t.orientationMode),e.setOrientationModeToDirection=()=>e.setOrientationMode(rC.DIRECTION),e.setOrientationModeToRotation=()=>e.setOrientationMode(rC.ROTATION),e.setOrientationModeToMatrix=()=>e.setOrientationMode(rC.MATRIX),e.getOrientationArrayData=()=>{const n=e.getInputData(0);return n&&n.getPointData()?t.orientationArray?n.getPointData().getArray(t.orientationArray):n.getPointData().getVectors():null},e.getScaleModeAsString=()=>Ht.enumToString(oC,t.scaleMode),e.setScaleModeToScaleByMagnitude=()=>e.setScaleMode(oC.SCALE_BY_MAGNITUDE),e.setScaleModeToScaleByComponents=()=>e.setScaleMode(oC.SCALE_BY_COMPONENTS),e.setScaleModeToScaleByConstant=()=>e.setScaleMode(oC.SCALE_BY_CONSTANT),e.getScaleArrayData=()=>{const n=e.getInputData(0);return n&&n.getPointData()?t.scaleArray?n.getPointData().getArray(t.scaleArray):n.getPointData().getScalars():null},e.getBounds=()=>{const n=e.getInputData(0),r=e.getInputData(1);return n&&r?(e.buildArrays(),t.bounds):_a()},e.buildArrays=()=>{const n=e.getInputData(0),r=e.getInputData(1);if(t.buildTime.getMTime()<r.getMTime()||t.buildTime.getMTime()<n.getMTime()||t.buildTime.getMTime()<e.getMTime()){const o=n.getPoints().getData();let a=e.getScaleArrayData(),i=null,s=0;a&&(i=a.getData(),s=a.getNumberOfComponents()),t.scaling&&a&&t.scaleMode===oC.SCALE_BY_COMPONENTS&&3!==a.getNumberOfComponents()&&(aC("Cannot scale by components since scale array does not have 3 components."),a=null);const l=r.getBounds(),c=[];Fi.getCorners(l,c),t.bounds[0]=Fi.INIT_BOUNDS[0],t.bounds[1]=Fi.INIT_BOUNDS[1],t.bounds[2]=Fi.INIT_BOUNDS[2],t.bounds[3]=Fi.INIT_BOUNDS[3],t.bounds[4]=Fi.INIT_BOUNDS[4],t.bounds[5]=Fi.INIT_BOUNDS[5];const u=new Float64Array(3),d=e.getOrientationArrayData(),p=g(new Float64Array(16)),f=[],m=[],h=o.length/3;t.matrixArray=new Float32Array(16*h);const v=t.matrixArray.buffer;t.normalArray=new Float32Array(9*h);const y=t.normalArray.buffer,P=[];for(let e=0;e<h;++e){const n=new Float32Array(v,64*e,16);if(f[0]=o[3*e],f[1]=o[3*e+1],f[2]=o[3*e+2],b(n,p,f),d){const r=[];switch(d.getTuple(e,r),t.orientationMode){case rC.MATRIX:T(n,n,[...r.slice(0,3),0,...r.slice(3,6),0,...r.slice(6,9),0,0,0,0,1]);break;case rC.ROTATION:I(n,n,r[2]),S(n,n,r[0]),A(n,n,r[1]);break;case rC.DIRECTION:if(0===r[1]&&0===r[2])r[0]<0&&A(n,n,3.1415926);else{const e=Ko(r),t=[];t[0]=(r[0]+e)/2,t[1]=r[1]/2,t[2]=r[2]/2,C(n,n,3.1415926,t)}}}if(t.scaling){if(m[0]=t.scaleFactor,m[1]=t.scaleFactor,m[2]=t.scaleFactor,a)switch(t.scaleMode){case oC.SCALE_BY_MAGNITUDE:for(let t=0;t<s;++t)P[t]=i[e*s+t];m[0]*=Ko(P,s),m[1]=m[0],m[2]=m[0];break;case oC.SCALE_BY_COMPONENTS:for(let t=0;t<s;++t)P[t]=i[e*s+t];m[0]*=P[0],m[1]*=P[1],m[2]*=P[2];case oC.SCALE_BY_CONSTANT:}0===m[0]&&(m[0]=1e-10),0===m[1]&&(m[1]=1e-10),0===m[2]&&(m[2]=1e-10),x(n,n,m)}for(let e=0;e<8;++e)En(u,c[e],n),u[0]<t.bounds[0]&&(t.bounds[0]=u[0]),u[1]<t.bounds[2]&&(t.bounds[2]=u[1]),u[2]<t.bounds[4]&&(t.bounds[4]=u[2]),u[0]>t.bounds[1]&&(t.bounds[1]=u[0]),u[1]>t.bounds[3]&&(t.bounds[3]=u[1]),u[2]>t.bounds[5]&&(t.bounds[5]=u[2]);const r=new Float32Array(y,36*e,9);se(r,n),ge(r,r),fe(r,r)}const w=e.getAbstractScalars(n,t.scalarMode,t.arrayAccessMode,t.arrayId,t.colorByArrayName).scalars;t.useLookupTableScalarRange||e.getLookupTable().setRange(t.scalarRange[0],t.scalarRange[1]),t.colorArray=null;const O=e.getLookupTable();O&&w&&(O.build(),t.colorArray=O.mapScalars(w,t.colorMode,0)),t.buildTime.modified()}},e.getPrimitiveCount=()=>{const t=e.getInputData(1),n=e.getInputData().getPoints().getNumberOfValues()/3;return{points:n*t.getPoints().getNumberOfValues()/3,verts:n*(t.getVerts().getNumberOfValues()-t.getVerts().getNumberOfCells()),lines:n*(t.getLines().getNumberOfValues()-2*t.getLines().getNumberOfCells()),triangles:n*(t.getPolys().getNumberOfValues()-3*t.getLines().getNumberOfCells())}}}const sC={orient:!0,orientationMode:rC.DIRECTION,orientationArray:null,scaling:!0,scaleFactor:1,scaleMode:oC.SCALE_BY_MAGNITUDE,scaleArray:null,matrixArray:null,normalArray:null,colorArray:null};function lC(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,sC,n),ec.extend(e,t,n),Ht.algo(e,t,2,0),t.buildTime={},Ht.obj(t.buildTime,{mtime:0}),t.boundsTime={},Ht.obj(t.boundsTime,{mtime:0}),Ht.setGet(e,t,["orient","orientationMode","orientationArray","scaleArray","scaleFactor","scaleMode","scaling"]),Ht.get(e,t,["colorArray","matrixArray","normalArray","buildTime"]),iC(e,t)}var cC={newInstance:Ht.newInstance(lC,"vtkGlyph3DMapper"),extend:lC,...nC};const{vtkErrorMacro:uC}=Ht;function dC(e,t){t.classHierarchy.push("vtkPiecewiseFunction"),e.getSize=()=>t.nodes.length,e.getType=()=>{let e,n=0,r=0;t.nodes.length>0&&(n=t.nodes[0].y);for(let o=1;o<t.nodes.length;o++){if(e=t.nodes[o].y,e!==n)if(e>n)switch(r){case 0:case 1:r=1;break;default:r=3}else switch(r){case 0:case 2:r=2;break;default:r=3}if(n=e,3===r)break}switch(r){case 0:return"Constant";case 1:return"NonDecreasing";case 2:return"NonIncreasing";default:return"Varied"}},e.getDataPointer=()=>{const e=t.nodes.length;if(t.function=null,e>0){t.function=[];for(let n=0;n<e;n++)t.function[2*n]=t.nodes[n].x,t.function[2*n+1]=t.nodes[n].y}return t.function},e.getFirstNonZeroValue=()=>{if(0===t.nodes.length)return 0;let e=1,n=0,r=0;for(;r<t.nodes.length;r++)if(0!==t.nodes[r].y){e=0;break}return n=e?Number.MAX_VALUE:r>0?t.nodes[r-1].x:t.clamping?-Number.MAX_VALUE:t.nodes[0].x,n},e.getNodeValue=(e,n)=>{const r=t.nodes.length;return e<0||e>=r?(uC("Index out of range!"),-1):(n[0]=t.nodes[e].x,n[1]=t.nodes[e].y,n[2]=t.nodes[e].midpoint,n[3]=t.nodes[e].sharpness,1)},e.setNodeValue=(n,r)=>{const o=t.nodes.length;if(n<0||n>=o)return uC("Index out of range!"),-1;const a=t.nodes[n].x;return t.nodes[n].x=r[0],t.nodes[n].y=r[1],t.nodes[n].midpoint=r[2],t.nodes[n].sharpness=r[3],a!==r[0]?e.sortAndUpdateRange():e.modified(),1},e.addPoint=(t,n)=>e.addPointLong(t,n,.5,0),e.addPointLong=(n,r,o,a)=>{if(o<0||o>1)return uC("Midpoint outside range [0.0, 1.0]"),-1;if(a<0||a>1)return uC("Sharpness outside range [0.0, 1.0]"),-1;t.allowDuplicateScalars||e.removePoint(n);const i={x:n,y:r,midpoint:o,sharpness:a};let s;for(t.nodes.push(i),e.sortAndUpdateRange(),s=0;s<t.nodes.length&&t.nodes[s].x!==n;s++);return s<t.nodes.length?s:-1},e.setNodes=n=>{t.nodes!==n&&(t.nodes=n,e.sortAndUpdateRange())},e.sortAndUpdateRange=()=>{t.nodes.sort(((e,t)=>e.x-t.x)),e.updateRange()||e.modified()},e.updateRange=()=>{const n=t.range.slice(),r=t.nodes.length;return r?(t.range[0]=t.nodes[0].x,t.range[1]=t.nodes[r-1].x):(t.range[0]=0,t.range[1]=0),(n[0]!==t.range[0]||n[1]!==t.range[1])&&(e.modified(),!0)},e.removePoint=n=>{let r;for(r=0;r<t.nodes.length&&t.nodes[r].x!==n;r++);if(r>=t.nodes.length)return-1;const o=r;let a=!1;return t.nodes.splice(r,1),0!==r&&r!==t.nodes.length||(a=e.updateRange()),a||e.modified(),o},e.removeAllPoints=()=>{t.nodes=[],e.sortAndUpdateRange()},e.addSegment=(n,r,o,a)=>{e.sortAndUpdateRange();for(let e=0;e<t.nodes.length;)t.nodes[e].x>=n&&t.nodes[e].x<=o?t.nodes.splice(e,1):e++;e.addPoint(n,r,.5,0),e.addPoint(o,a,.5,0)},e.getValue=t=>{const n=[];return e.getTable(t,t,1,n),n[0]},e.adjustRange=n=>{if(n.length<2)return 0;const r=e.getRange();r[0]<n[0]?e.addPoint(n[0],e.getValue(n[0])):e.addPoint(n[0],e.getValue(r[0])),r[1]>n[1]?e.addPoint(n[1],e.getValue(n[1])):e.addPoint(n[1],e.getValue(r[1])),e.sortAndUpdateRange();for(let e=0;e<t.nodes.length;)t.nodes[e].x>=n[0]&&t.nodes[e].x<=n[1]?t.nodes.splice(e,1):++e;return e.sortAndUpdateRange(),1},e.estimateMinNumberOfSamples=(t,n)=>{const r=e.findMinimumXDistance();return Math.ceil((n-t)/r)},e.findMinimumXDistance=()=>{const e=t.nodes.length;if(e<2)return-1;let n=t.nodes[1].x-t.nodes[0].x;for(let r=0;r<e-1;r++){const e=t.nodes[r+1].x-t.nodes[r].x;e<n&&(n=e)}return n},e.getTable=function(e,n,r,o){let a,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1,s=0;const l=t.nodes.length;let c=0;0!==l&&(c=t.nodes[l-1].y);let u=0,d=0,p=0,f=0,g=0,m=0,h=0;for(a=0;a<r;a++){const v=i*a;for(u=r>1?e+a/(r-1)*(n-e):.5*(e+n);s<l&&u>t.nodes[s].x;)s++,s<l&&(d=t.nodes[s-1].x,p=t.nodes[s].x,f=t.nodes[s-1].y,g=t.nodes[s].y,m=t.nodes[s-1].midpoint,h=t.nodes[s-1].sharpness,m<1e-5&&(m=1e-5),m>.99999&&(m=.99999));if(s>=l)o[v]=t.clamping?c:0;else if(0===s)o[v]=t.clamping?t.nodes[0].y:0;else{let e=(u-d)/(p-d);if(e=e<m?.5*e/m:.5+.5*(e-m)/(1-m),h>.99){if(e<.5){o[v]=f;continue}o[v]=g;continue}if(h<.01){o[v]=(1-e)*f+e*g;continue}e<.5?e=.5*(2*e)**(1+10*h):e>.5&&(e=1-.5*(2*(1-e))**(1+10*h));const t=e*e,n=t*e,r=2*n-3*t+1,a=-2*n+3*t,i=n-2*t+e,s=n-t,l=(1-h)*(g-f);o[v]=r*f+a*g+i*l+s*l;const c=f<g?f:g,y=f>g?f:g;o[v]=o[v]<c?c:o[v],o[v]=o[v]>y?y:o[v]}}}}const pC={range:[0,0],clamping:!0,allowDuplicateScalars:!1};function fC(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,pC,n),Ht.obj(e,t),t.nodes=[],Ht.setGet(e,t,["allowDuplicateScalars","clamping"]),Ht.setArray(e,t,["range"],2),Ht.getArray(e,t,["range"]),dC(e,t)}var gC={newInstance:Ht.newInstance(fC,"vtkPiecewiseFunction"),extend:fC};const{InterpolationType:mC,OpacityMode:hC}=Ig,{vtkErrorMacro:vC}=Ht;function yC(e,t){t.classHierarchy.push("vtkVolumeProperty"),e.getMTime=()=>{let e,n=t.mtime;for(let r=0;r<4;r++)1===t.componentData[r].colorChannels?t.componentData[r].grayTransferFunction&&(e=t.componentData[r].grayTransferFunction.getMTime(),n=n>e?n:e):3===t.componentData[r].colorChannels&&t.componentData[r].rGBTransferFunction&&(e=t.componentData[r].rGBTransferFunction.getMTime(),n=n>e?n:e),t.componentData[r].scalarOpacity&&(e=t.componentData[r].scalarOpacity.getMTime(),n=n>e?n:e),t.componentData[r].gradientOpacity&&(t.componentData[r].disableGradientOpacity||(e=t.componentData[r].gradientOpacity.getMTime(),n=n>e?n:e));return n},e.getColorChannels=e=>e<0||e>3?(vC("Bad index - must be between 0 and 3"),0):t.componentData[e].colorChannels,e.setGrayTransferFunction=(n,r)=>{let o=!1;return t.componentData[n].grayTransferFunction!==r&&(t.componentData[n].grayTransferFunction=r,o=!0),1!==t.componentData[n].colorChannels&&(t.componentData[n].colorChannels=1,o=!0),o&&e.modified(),o},e.getGrayTransferFunction=n=>(null===t.componentData[n].grayTransferFunction&&(t.componentData[n].grayTransferFunction=gC.newInstance(),t.componentData[n].grayTransferFunction.addPoint(0,0),t.componentData[n].grayTransferFunction.addPoint(1024,1),1!==t.componentData[n].colorChannels&&(t.componentData[n].colorChannels=1),e.modified()),t.componentData[n].grayTransferFunction),e.setRGBTransferFunction=(n,r)=>{let o=!1;return t.componentData[n].rGBTransferFunction!==r&&(t.componentData[n].rGBTransferFunction=r,o=!0),3!==t.componentData[n].colorChannels&&(t.componentData[n].colorChannels=3,o=!0),o&&e.modified(),o},e.getRGBTransferFunction=n=>(null===t.componentData[n].rGBTransferFunction&&(t.componentData[n].rGBTransferFunction=tC.newInstance(),t.componentData[n].rGBTransferFunction.addRGBPoint(0,0,0,0),t.componentData[n].rGBTransferFunction.addRGBPoint(1024,1,1,1),3!==t.componentData[n].colorChannels&&(t.componentData[n].colorChannels=3),e.modified()),t.componentData[n].rGBTransferFunction),e.setScalarOpacity=(n,r)=>t.componentData[n].scalarOpacity!==r&&(t.componentData[n].scalarOpacity=r,e.modified(),!0),e.getScalarOpacity=n=>(null===t.componentData[n].scalarOpacity&&(t.componentData[n].scalarOpacity=gC.newInstance(),t.componentData[n].scalarOpacity.addPoint(0,1),t.componentData[n].scalarOpacity.addPoint(1024,1),e.modified()),t.componentData[n].scalarOpacity),e.setComponentWeight=(n,r)=>{if(n<0||n>=4)return vC("Invalid index"),!1;const o=Math.min(1,Math.max(0,r));return t.componentData[n].componentWeight!==o&&(t.componentData[n].componentWeight=o,e.modified(),!0)},e.getComponentWeight=e=>e<0||e>=4?(vC("Invalid index"),0):t.componentData[e].componentWeight,e.setInterpolationTypeToNearest=()=>e.setInterpolationType(mC.NEAREST),e.setInterpolationTypeToLinear=()=>e.setInterpolationType(mC.LINEAR),e.setInterpolationTypeToFastLinear=()=>e.setInterpolationType(mC.FAST_LINEAR),e.getInterpolationTypeAsString=()=>Ht.enumToString(mC,t.interpolationType),["useGradientOpacity","scalarOpacityUnitDistance","gradientOpacityMinimumValue","gradientOpacityMinimumOpacity","gradientOpacityMaximumValue","gradientOpacityMaximumOpacity","opacityMode"].forEach((n=>{const r=Ht.capitalize(n);e[`set${r}`]=(r,o)=>t.componentData[r][`${n}`]!==o&&(t.componentData[r][`${n}`]=o,e.modified(),!0)})),["useGradientOpacity","scalarOpacityUnitDistance","gradientOpacityMinimumValue","gradientOpacityMinimumOpacity","gradientOpacityMaximumValue","gradientOpacityMaximumOpacity","opacityMode"].forEach((n=>{const r=Ht.capitalize(n);e[`get${r}`]=e=>t.componentData[e][`${n}`]}))}const TC={independentComponents:!0,interpolationType:mC.FAST_LINEAR,shade:!1,ambient:.1,diffuse:.7,specular:.2,specularPower:10,useLabelOutline:!1,labelOutlineThickness:1,labelOutlineOpacity:1};function bC(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};if(Object.assign(t,TC,n),Ht.obj(e,t),!t.componentData){t.componentData=[];for(let e=0;e<4;++e)t.componentData.push({colorChannels:1,grayTransferFunction:null,rGBTransferFunction:null,scalarOpacity:null,scalarOpacityUnitDistance:1,opacityMode:hC.FRACTIONAL,gradientOpacityMinimumValue:0,gradientOpacityMinimumOpacity:0,gradientOpacityMaximumValue:1,gradientOpacityMaximumOpacity:1,useGradientOpacity:!1,componentWeight:1})}Ht.setGet(e,t,["independentComponents","interpolationType","shade","ambient","diffuse","specular","specularPower","useLabelOutline","labelOutlineThickness","labelOutlineOpacity"]),yC(e,t)}var xC={newInstance:Ht.newInstance(bC,"vtkVolumeProperty"),extend:bC,...Ig};const{vtkDebugMacro:CC}=Ht;function SC(e,t){t.classHierarchy.push("vtkVolume"),e.getVolumes=()=>e,e.makeProperty=xC.newInstance,e.getProperty=()=>(null===t.property&&(t.property=e.makeProperty()),t.property),e.getBounds=()=>{if(null===t.mapper)return t.bounds;const n=t.mapper.getBounds();if(!n||6!==n.length)return n;if(n[0]>n[1])return t.mapperBounds=n.concat(),t.bounds=[1,-1,1,-1,1,-1],t.boundsMTime.modified(),n;if(!t.mapperBounds||!(r=[n,t.mapperBounds],r[0].map(((e,t)=>r.map((e=>e[t]))))).reduce(((e,t)=>e&&t[0]===t[1]),!0)||e.getMTime()>t.boundsMTime.getMTime()){CC("Recomputing bounds..."),t.mapperBounds=n.map((e=>e));const r=[];Fi.getCorners(n,r),e.computeMatrix();const o=new Float64Array(16);m(o,t.matrix),r.forEach((e=>En(e,e,o))),t.bounds[0]=t.bounds[2]=t.bounds[4]=Number.MAX_VALUE,t.bounds[1]=t.bounds[3]=t.bounds[5]=-Number.MAX_VALUE,t.bounds=t.bounds.map(((e,t)=>t%2==0?r.reduce(((e,n)=>e>n[t/2]?n[t/2]:e),e):r.reduce(((e,n)=>e<n[(t-1)/2]?n[(t-1)/2]:e),e))),t.boundsMTime.modified()}var r;return t.bounds},e.getMTime=()=>{let e=t.mtime;if(null!==t.property){const n=t.property.getMTime();e=n>e?n:e}return e},e.getRedrawMTime=()=>{let e=t.mtime;if(null!==t.mapper){let n=t.mapper.getMTime();e=n>e?n:e,null!==t.mapper.getInput()&&(t.mapper.getInputAlgorithm().update(),n=t.mapper.getInput().getMTime(),e=n>e?n:e)}return e}}const AC={mapper:null,property:null,bounds:[1,-1,1,-1,1,-1]};function IC(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,AC,n),es.extend(e,t,n),t.boundsMTime={},Ht.obj(t.boundsMTime),Ht.set(e,t,["property"]),Ht.setGet(e,t,["mapper"]),Ht.getArray(e,t,["bounds"],6),SC(e,t)}var PC={newInstance:Ht.newInstance(IC,"vtkVolume"),extend:IC};const{BlendMode:wC,FilterMode:OC}=wg,MC={createRadonTransferFunction:function(e,t,n,r,o){let a=null;return o?(a=o,a.removeAllPoints()):a=gC.newInstance(),a.addPointLong(-1024,0,1,1),a.addPoint(e,t),a.addPoint(n,r),a}};function RC(e,t){t.classHierarchy.push("vtkVolumeMapper");const n={...e};e.getBounds=()=>{const n=e.getInputData();return n?(t.static||e.update(),t.bounds=n.getBounds()):t.bounds=_a(),t.bounds},e.update=()=>{e.getInputData()},e.setBlendModeToComposite=()=>{e.setBlendMode(wC.COMPOSITE_BLEND)},e.setBlendModeToMaximumIntensity=()=>{e.setBlendMode(wC.MAXIMUM_INTENSITY_BLEND)},e.setBlendModeToMinimumIntensity=()=>{e.setBlendMode(wC.MINIMUM_INTENSITY_BLEND)},e.setBlendModeToAverageIntensity=()=>{e.setBlendMode(wC.AVERAGE_INTENSITY_BLEND)},e.setBlendModeToAdditiveIntensity=()=>{e.setBlendMode(wC.ADDITIVE_INTENSITY_BLEND)},e.setBlendModeToRadonTransform=()=>{e.setBlendMode(wC.RADON_TRANSFORM_BLEND)},e.getBlendModeAsString=()=>Ht.enumToString(wC,t.blendMode),e.setAverageIPScalarRange=(t,n)=>{console.warn("setAverageIPScalarRange is deprecated use setIpScalarRange"),e.setIpScalarRange(t,n)},e.getFilterModeAsString=()=>Ht.enumToString(OC,t.filterMode),e.setFilterModeToOff=()=>{e.setFilterMode(OC.OFF)},e.setFilterModeToNormalized=()=>{e.setFilterMode(OC.NORMALIZED)},e.setFilterModeToRaw=()=>{e.setFilterMode(OC.RAW)},e.setGlobalIlluminationReach=e=>n.setGlobalIlluminationReach(Ma(e,0,1)),e.setVolumetricScatteringBlending=e=>n.setVolumetricScatteringBlending(Ma(e,0,1)),e.setVolumeShadowSamplingDistFactor=e=>n.setVolumeShadowSamplingDistFactor(e>=1?e:1),e.setAnisotropy=e=>n.setAnisotropy(Ma(e,-.99,.99)),e.setLAOKernelSize=e=>n.setLAOKernelSize(Ro(Ma(e,1,32))),e.setLAOKernelRadius=e=>n.setLAOKernelRadius(e>=1?e:1)}const DC={bounds:[1,-1,1,-1,1,-1],sampleDistance:1,imageSampleDistance:1,maximumSamplesPerRay:1e3,autoAdjustSampleDistances:!0,initialInteractionScale:1,interactionSampleDistanceFactor:1,blendMode:wC.COMPOSITE_BLEND,ipScalarRange:[-1e6,1e6],filterMode:OC.OFF,preferSizeOverAccuracy:!1,computeNormalFromOpacity:!1,volumetricScatteringBlending:0,globalIlluminationReach:0,volumeShadowSamplingDistFactor:5,anisotropy:0,localAmbientOcclusion:!1,LAOKernelSize:15,LAOKernelRadius:7};function EC(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,DC,n),Vs(e,t,n),Ht.setGet(e,t,["sampleDistance","imageSampleDistance","maximumSamplesPerRay","autoAdjustSampleDistances","initialInteractionScale","interactionSampleDistanceFactor","blendMode","filterMode","preferSizeOverAccuracy","computeNormalFromOpacity","volumetricScatteringBlending","globalIlluminationReach","volumeShadowSamplingDistFactor","anisotropy","localAmbientOcclusion","LAOKernelSize","LAOKernelRadius"]),Ht.setGetArray(e,t,["ipScalarRange"],2),Ht.event(e,t,"lightingActivated"),RC(e,t)}var VC={newInstance:Ht.newInstance(EC,"vtkVolumeMapper"),extend:EC,...MC};const{InterpolationType:LC}=Qf,{vtkErrorMacro:BC}=Ht;function NC(e,t){t.classHierarchy.push("vtkImageProperty"),e.getMTime=()=>{let e,n=t.mtime;for(let r=0;r<4;r++)t.componentData[r].rGBTransferFunction&&(e=t.componentData[r].rGBTransferFunction.getMTime(),n=n>e?n:e),t.componentData[r].piecewiseFunction&&(e=t.componentData[r].piecewiseFunction.getMTime(),n=n>e?n:e);return n},e.setRGBTransferFunction=(n,r)=>{let o=n,a=r;return Number.isInteger(n)||(a=n,o=0),t.componentData[o].rGBTransferFunction!==a&&(t.componentData[o].rGBTransferFunction=a,e.modified(),!0)},e.getRGBTransferFunction=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return t.componentData[e].rGBTransferFunction},e.setPiecewiseFunction=(n,r)=>{let o=n,a=r;return Number.isInteger(n)||(a=n,o=0),t.componentData[o].piecewiseFunction!==a&&(t.componentData[o].piecewiseFunction=a,e.modified(),!0)},e.getPiecewiseFunction=function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return t.componentData[e].piecewiseFunction},e.setScalarOpacity=(t,n)=>{let r=t,o=n;return Number.isInteger(t)||(o=t,r=0),e.setPiecewiseFunction(r,o)},e.getScalarOpacity=function(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return e.getPiecewiseFunction(t)},e.setComponentWeight=(n,r)=>{if(n<0||n>=4)return BC("Invalid index"),!1;const o=Math.min(1,Math.max(0,r));return t.componentData[n].componentWeight!==o&&(t.componentData[n].componentWeight=o,e.modified(),!0)},e.getComponentWeight=e=>e<0||e>=4?(BC("Invalid index"),0):t.componentData[e].componentWeight,e.setInterpolationTypeToNearest=()=>e.setInterpolationType(LC.NEAREST),e.setInterpolationTypeToLinear=()=>e.setInterpolationType(LC.LINEAR),e.getInterpolationTypeAsString=()=>Ht.enumToString(LC,t.interpolationType)}const _C={independentComponents:!1,interpolationType:LC.LINEAR,colorWindow:255,colorLevel:127.5,ambient:1,diffuse:0,opacity:1,useLookupTableScalarRange:!1};function FC(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};if(Object.assign(t,_C,n),Ht.obj(e,t),!t.componentData){t.componentData=[];for(let e=0;e<4;e++)t.componentData.push({rGBTransferFunction:null,piecewiseFunction:null,componentWeight:1})}Ht.setGet(e,t,["independentComponents","interpolationType","colorWindow","colorLevel","ambient","diffuse","opacity","useLookupTableScalarRange"]),NC(e,t)}var kC={newInstance:Ht.newInstance(FC,"vtkImageProperty"),extend:FC};const{vtkDebugMacro:GC}=Ht;function UC(e,t){t.classHierarchy.push("vtkImageSlice"),e.getActors=()=>e,e.getImages=()=>e,e.getIsOpaque=()=>{if(t.forceOpaque)return!0;if(t.forceTranslucent)return!1;t.property||e.getProperty();let n=t.property.getOpacity()>=1;return n=n&&(!t.mapper||t.mapper.getIsOpaque()),n},e.hasTranslucentPolygonalGeometry=()=>!1,e.makeProperty=kC.newInstance,e.getProperty=()=>(null===t.property&&(t.property=e.makeProperty()),t.property),e.getBounds=()=>{if(null===t.mapper)return t.bounds;const n=t.mapper.getBounds();if(!n||6!==n.length)return n;if(n[0]>n[1])return t.mapperBounds=n.concat(),t.bounds=[1,-1,1,-1,1,-1],t.boundsMTime.modified(),n;if(!t.mapperBounds||!(r=[n,t.mapperBounds],r[0].map(((e,t)=>r.map((e=>e[t]))))).reduce(((e,t)=>e&&t[0]===t[1]),!0)||e.getMTime()>t.boundsMTime.getMTime()){GC("Recomputing bounds..."),t.mapperBounds=n.map((e=>e)),e.computeMatrix();const r=new Float64Array(16);m(r,t.matrix),Fi.transformBounds(n,r,t.bounds),t.boundsMTime.modified()}var r;return t.bounds},e.getBoundsForSlice=(n,r)=>{const o=t.mapper.getBoundsForSlice(n,r);if(!Fi.isValid(o))return o;e.computeMatrix();const a=new Float64Array(16);return m(a,t.matrix),Fi.transformBounds(o,a)},e.getMinXBound=()=>e.getBounds()[0],e.getMaxXBound=()=>e.getBounds()[1],e.getMinYBound=()=>e.getBounds()[2],e.getMaxYBound=()=>e.getBounds()[3],e.getMinZBound=()=>e.getBounds()[4],e.getMaxZBound=()=>e.getBounds()[5],e.getMTime=()=>{let e=t.mtime;if(null!==t.property){const n=t.property.getMTime();e=n>e?n:e}return e},e.getRedrawMTime=()=>{let e=t.mtime;if(null!==t.mapper){let n=t.mapper.getMTime();e=n>e?n:e,null!==t.mapper.getInput()&&(t.mapper.getInputAlgorithm().update(),n=t.mapper.getInput().getMTime(),e=n>e?n:e)}if(null!==t.property){let n=t.property.getMTime();e=n>e?n:e,null!==t.property.getRGBTransferFunction()&&(n=t.property.getRGBTransferFunction().getMTime(),e=n>e?n:e)}return e},e.getSupportsSelection=()=>!!t.mapper&&t.mapper.getSupportsSelection()}const zC={mapper:null,property:null,bounds:[...Fi.INIT_BOUNDS]};function WC(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,zC,n),es.extend(e,t,n),t.boundsMTime={},Ht.obj(t.boundsMTime),Ht.set(e,t,["property"]),Ht.setGet(e,t,["mapper"]),Ht.getArray(e,t,["bounds"],6),UC(e,t)}var HC={newInstance:Ht.newInstance(WC,"vtkImageSlice"),extend:WC};function jC(e,t){t.classHierarchy.push("vtkAbstractImageMapper"),e.getIsOpaque=()=>!0,e.getCurrentImage=()=>null,e.getBoundsForSlice=()=>(Ht.vtkErrorMacro("vtkAbstractImageMapper.getBoundsForSlice - NOT IMPLEMENTED"),_a())}const KC={slice:0,customDisplayExtent:[0,0,0,0,0,0],useCustomExtents:!1,backgroundColor:[0,0,0,1]};var $C=function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,KC,n),Ns(e,t,n),Ht.setGet(e,t,["slice","useCustomExtents"]),Ht.setGetArray(e,t,["customDisplayExtent"],6),Ht.setGetArray(e,t,["backgroundColor"],4),jC(e,t)};function qC(e,t,n){const r=n.getCurrentImage(),o=r.getExtent(),a=[o[0],o[2],o[4]],{ijkMode:i}=n.getClosestIJKAxis();let s=n.isA("vtkImageArrayMapper")?n.getSubSlice():n.getSlice();i!==n.getSlicingMode()&&(s=n.getSliceAtPosition(s)),a[i]+=s;const l=[0,0,0];r.indexToWorld(a,l),a[i]+=1;const c=[0,0,0];r.indexToWorld(a,c),c[0]-=l[0],c[1]-=l[1],c[2]-=l[2],Mn(c,c);const u=ti.intersectWithLine(e,t,l,c);if(u.intersection){const e=u.x,t=[0,0,0];return r.worldToIndex(e,t),{t:u.t,absoluteIJK:t}}return null}const{staticOffsetAPI:XC,otherStaticMethods:YC}=kl,{SlicingMode:ZC}=ag;function QC(e,t){function n(){let n;switch(t.slicingMode){case ZC.X:n=0;break;case ZC.Y:n=1;break;case ZC.Z:n=2;break;default:return void(t.closestIJKAxis={ijkMode:t.slicingMode,flip:!1})}const r=Fa(e.getCurrentImage().getDirection());let o=0;for(;o<3&&0===r[n+3*o];++o);const a=r[n+3*o]<0;t.closestIJKAxis={ijkMode:o,flip:a}}t.classHierarchy.push("vtkImageMapper"),e.getSliceAtPosition=n=>{const r=e.getCurrentImage();let o;if(3===n.length)o=n;else if(Number.isFinite(n)){const e=r.getBounds();switch(t.slicingMode){case ZC.X:o=[n,(e[3]+e[2])/2,(e[5]+e[4])/2];break;case ZC.Y:o=[(e[1]+e[0])/2,n,(e[5]+e[4])/2];break;case ZC.Z:o=[(e[1]+e[0])/2,(e[3]+e[2])/2,n]}}const a=[0,0,0];r.worldToIndex(o,a);const i=r.getExtent(),{ijkMode:s}=e.getClosestIJKAxis();let l=0;switch(s){case ZC.I:l=Ma(a[0],i[0],i[1]);break;case ZC.J:l=Ma(a[1],i[2],i[3]);break;case ZC.K:l=Ma(a[2],i[4],i[5]);break;default:return 0}return l},e.setSliceFromCamera=n=>{const r=n.getFocalPoint();switch(t.slicingMode){case ZC.I:case ZC.J:case ZC.K:{const t=e.getSliceAtPosition(r);e.setSlice(t)}break;case ZC.X:e.setSlice(r[0]);break;case ZC.Y:e.setSlice(r[1]);break;case ZC.Z:e.setSlice(r[2])}},e.setXSlice=t=>{e.setSlicingMode(ZC.X),e.setSlice(t)},e.setYSlice=t=>{e.setSlicingMode(ZC.Y),e.setSlice(t)},e.setZSlice=t=>{e.setSlicingMode(ZC.Z),e.setSlice(t)},e.setISlice=t=>{e.setSlicingMode(ZC.I),e.setSlice(t)},e.setJSlice=t=>{e.setSlicingMode(ZC.J),e.setSlice(t)},e.setKSlice=t=>{e.setSlicingMode(ZC.K),e.setSlice(t)},e.getSlicingModeNormal=()=>{const n=[0,0,0],r=e.getCurrentImage().getDirection();switch(t.slicingMode){case ZC.X:n[0]=1;break;case ZC.Y:n[1]=1;break;case ZC.Z:n[2]=1;break;case ZC.I:Jo(r,[1,0,0],n);break;case ZC.J:Jo(r,[0,1,0],n);break;case ZC.K:Jo(r,[0,0,1],n)}return n},e.setSlicingMode=r=>{t.slicingMode!==r&&(t.slicingMode=r,e.getCurrentImage()&&n(),e.modified())},e.getClosestIJKAxis=()=>(void 0!==t.closestIJKAxis&&t.closestIJKAxis.ijkMode!==ZC.NONE||!e.getCurrentImage()||n(),t.closestIJKAxis),e.getBounds=()=>{const n=e.getCurrentImage();if(!n)return _a();if(!t.useCustomExtents)return n.getBounds();const r=t.customDisplayExtent.slice(),{ijkMode:o}=e.getClosestIJKAxis();let a=t.slice;switch(o!==t.slicingMode&&(a=e.getSliceAtPosition(t.slice)),o){case ZC.I:r[0]=a,r[1]=a;break;case ZC.J:r[2]=a,r[3]=a;break;case ZC.K:r[4]=a,r[5]=a}return n.extentToBounds(r)},e.getBoundsForSlice=function(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:t.slice,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const o=e.getCurrentImage();if(!o)return _a();const a=o.getSpatialExtent(),{ijkMode:i}=e.getClosestIJKAxis();let s=n;switch(i!==t.slicingMode&&(s=e.getSliceAtPosition(n)),i){case ZC.I:a[0]=s-r,a[1]=s+r;break;case ZC.J:a[2]=s-r,a[3]=s+r;break;case ZC.K:a[4]=s-r,a[5]=s+r}return o.extentToBounds(a)},e.intersectWithLineForPointPicking=(t,n)=>function(e,t,n){const r=qC(e,t,n);if(r){const e=n.getCurrentImage().getExtent(),t=[Math.round(r.absoluteIJK[0]),Math.round(r.absoluteIJK[1]),Math.round(r.absoluteIJK[2])];return t[0]<e[0]||t[0]>e[1]||t[1]<e[2]||t[1]>e[3]||t[2]<e[4]||t[2]>e[5]?null:{t:r.t,ijk:t}}return null}(t,n,e),e.intersectWithLineForCellPicking=(t,n)=>function(e,t,n){const r=qC(e,t,n);if(r){const e=n.getCurrentImage().getExtent(),t=r.absoluteIJK,o=[Math.floor(t[0]),Math.floor(t[1]),Math.floor(t[2])];if(o[0]<e[0]||o[0]>e[1]-1||o[1]<e[2]||o[1]>e[3]-1||o[2]<e[4]||o[2]>(e[5]?e[5]-1:e[5]))return null;const a=[t[0]-o[0],t[1]-o[1],t[2]-o[2]];return{t:r.t,ijk:o,pCoords:a}}return null}(t,n,e),e.getCurrentImage=()=>e.getInputData()}const JC={slicingMode:ZC.NONE,closestIJKAxis:{ijkMode:ZC.NONE,flip:!1},renderToRectangle:!1,sliceAtFocalPoint:!1,preferSizeOverAccuracy:!1};function eS(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,JC,n),$C(e,t,n),Ht.get(e,t,["slicingMode"]),Ht.setGet(e,t,["closestIJKAxis","renderToRectangle","sliceAtFocalPoint","preferSizeOverAccuracy"]),kl.implementCoincidentTopologyMethods(e,t),QC(e,t)}var tS={newInstance:Ht.newInstance(eS,"vtkImageMapper"),extend:eS,...XC,...YC,...ag};const{vtkErrorMacro:nS}=Ht;function rS(e,t,n,r){e.set(function(e,t){let n=0;return e.map(((e,r)=>r===n?(n+=e+1,e):e+t))}(t,n),r)}function oS(e,t){t.classHierarchy.push("vtkAppendPolyData"),e.requestData=(n,r)=>{const o=e.getNumberOfInputPorts();if(!o)return void nS("No input specified.");if(1===o)return void(r[0]=n[0]);const a=pu.newInstance();let i=0,s=0,l=1,c=1,u=0,d=0,p=0,f=0,g=!0,m=!0,h=!0;for(let e=0;e<o;e++){const t=n[e];if(!t)continue;const r=t.getPoints().getNumberOfPoints();i+=r,u+=t.getVerts().getNumberOfValues(),d+=t.getLines().getNumberOfValues(),p+=t.getStrips().getNumberOfValues(),f+=t.getPolys().getNumberOfValues(),r&&(c&&(c=0,s=t.getPoints().getDataType()),l=t.getPoints().getDataType(),s=s>l?s:l);const o=t.getPointData();o?(g=g&&null!==o.getNormals(),m=m&&null!==o.getTCoords(),h=h&&null!==o.getScalars()):(g=!1,m=!1,h=!1)}t.outputPointsPrecision===Ws.SINGLE?s=vs.FLOAT:t.outputPointsPrecision===Ws.DOUBLE&&(s=vs.DOUBLE);const v=fc.newInstance({dataType:s});v.setNumberOfPoints(i);const y=v.getData(),T=new Uint32Array(u),b=new Uint32Array(d),x=new Uint32Array(p),C=new Uint32Array(f);let S=null,A=null,I=null;const P=n[o-1];if(g){const e=P.getPointData().getNormals();S=Rs.newInstance({numberOfComponents:3,numberOfTuples:i,size:3*i,dataType:e.getDataType(),name:e.getName()})}if(m){const e=P.getPointData().getTCoords();A=Rs.newInstance({numberOfComponents:2,numberOfTuples:i,size:2*i,dataType:e.getDataType(),name:e.getName()})}if(h){const e=P.getPointData().getScalars();I=Rs.newInstance({numberOfComponents:e.getNumberOfComponents(),numberOfTuples:i,size:i*e.getNumberOfComponents(),dataType:e.getDataType(),name:e.getName()})}i=0,u=0,d=0,p=0,f=0;for(let e=0;e<o;e++){const t=n[e];y.set(t.getPoints().getData(),3*i),rS(T,t.getVerts().getData(),i,u),u+=t.getVerts().getNumberOfValues(),rS(b,t.getLines().getData(),i,d),d+=t.getLines().getNumberOfValues(),rS(x,t.getStrips().getData(),i,p),p+=t.getStrips().getNumberOfValues(),rS(C,t.getPolys().getData(),i,f),f+=t.getPolys().getNumberOfValues();const r=t.getPointData();if(g){const e=r.getNormals();S.getData().set(e.getData(),3*i)}if(m){const e=r.getTCoords();A.getData().set(e.getData(),2*i)}if(h){const e=r.getScalars();I.getData().set(e.getData(),i*I.getNumberOfComponents())}i+=t.getPoints().getNumberOfPoints()}a.setPoints(v),a.getVerts().setData(T),a.getLines().setData(b),a.getStrips().setData(x),a.getPolys().setData(C),S&&a.getPointData().setNormals(S),A&&a.getPointData().setTCoords(A),I&&a.getPointData().setScalars(I),r[0]=a}}const aS={outputPointsPrecision:Ws.DEFAULT};function iS(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,aS,n),Ht.setGet(e,t,["outputPointsPrecision"]),Ht.obj(e,t),Ht.algo(e,t,1,1),oS(e,t)}var sS={newInstance:Ht.newInstance(iS,"vtkAppendPolyData"),extend:iS};function lS(e,t){t.classHierarchy.push("vtkConeSource"),e.requestData=function(e,n){if(t.deleted)return;let r=n[0];const o=2*Math.PI/t.resolution,a=-t.height/2,i=t.resolution+1,s=4*t.resolution+1+t.resolution;let l=0;const c=Ht.newTypedArray(t.pointType,3*i);let u=0;const d=new Uint32Array(s);c[0]=t.height/2,c[1]=0,c[2]=0,t.capping&&(d[u++]=t.resolution);for(let e=0;e<t.resolution;e++)l++,c[3*l+0]=a,c[3*l+1]=t.radius*Math.cos(e*o),c[3*l+2]=t.radius*Math.sin(e*o),t.capping&&(d[t.resolution-u+++1]=l);for(let e=0;e<t.resolution;e++)d[u++]=3,d[u++]=0,d[u++]=e+1,d[u++]=e+2>t.resolution?1:e+2;Lf().translate(...t.center).rotateFromDirections([1,0,0],t.direction).apply(c),r=pu.newInstance(),r.getPoints().setData(c,3),r.getPolys().setData(d,1),n[0]=r}}const cS={height:1,radius:.5,resolution:6,center:[0,0,0],direction:[1,0,0],capping:!0,pointType:"Float64Array"};function uS(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,cS,n),Ht.obj(e,t),Ht.setGet(e,t,["height","radius","resolution","capping"]),Ht.setGetArray(e,t,["center","direction"],3),Ht.algo(e,t,0,1),lS(e,t)}var dS={newInstance:Ht.newInstance(uS,"vtkConeSource"),extend:uS};function pS(e,t){t.classHierarchy.push("vtkCylinderSource"),e.requestData=function(e,n){if(t.deleted)return;let r=n[0];const o=2*Math.PI/t.resolution;let a=2*t.resolution,i=5*t.resolution;t.capping&&(a=4*t.resolution,i=7*t.resolution+2);const s=Ht.newTypedArray(t.pointType,3*a);let l=0;const c=new Uint32Array(i),u=new Float32Array(3*a),d=Rs.newInstance({numberOfComponents:3,values:u,name:"Normals"}),p=new Float32Array(2*a),f=Rs.newInstance({numberOfComponents:2,values:p,name:"TCoords"}),g=[0,0,0],m=[0,0,0],h=[0,0,0],v=[0,0,0],y=[0,0],T=[0,0],b=null==t.otherRadius?t.radius:t.otherRadius;for(let e=0;e<t.resolution;e++){g[0]=Math.cos(e*o+t.initAngle),m[0]=g[0],h[0]=t.radius*g[0]+t.center[0],v[0]=h[0],y[0]=Math.abs(2*e/t.resolution-1),T[0]=y[0],h[1]=.5*t.height+t.center[1],v[1]=-.5*t.height+t.center[1],y[1]=0,T[1]=1,g[2]=-Math.sin(e*o+t.initAngle),m[2]=g[2],h[2]=b*g[2]+t.center[2],v[2]=h[2];const n=2*e;for(let e=0;e<3;e++)u[3*n+e]=g[e],u[3*(n+1)+e]=m[e],s[3*n+e]=h[e],s[3*(n+1)+e]=v[e],e<2&&(p[2*n+e]=y[e],p[2*(n+1)+e]=T[e])}for(let e=0;e<t.resolution;e++){c[l++]=4,c[l++]=2*e,c[l++]=2*e+1;const n=(2*e+3)%(2*t.resolution);c[l++]=n,c[l++]=n-1}if(t.capping){for(let e=0;e<t.resolution;e++){h[0]=t.radius*Math.cos(e*o+t.initAngle),v[0]=h[0],y[0]=h[0],T[0]=h[0],h[0]+=t.center[0],v[0]+=t.center[0],g[1]=1,m[1]=-1,h[1]=.5*t.height+t.center[1],v[1]=-.5*t.height+t.center[1],h[2]=-b*Math.sin(e*o+t.initAngle),v[2]=h[2],y[1]=h[2],T[1]=h[2],h[2]+=t.center[2],v[2]+=t.center[2];const n=2*t.resolution+e,r=3*t.resolution+t.resolution-e-1;for(let e=0;e<3;e++)u[3*n+e]=g[e],u[3*r+e]=m[e],s[3*n+e]=h[e],s[3*r+e]=v[e],e<2&&(p[2*n+e]=y[e],p[2*r+e]=T[e])}c[l++]=t.resolution;for(let e=0;e<t.resolution;e++)c[l++]=2*t.resolution+e;c[l++]=t.resolution;for(let e=0;e<t.resolution;e++)c[l++]=3*t.resolution+e}Lf().translate(...t.center).rotateFromDirections([0,1,0],t.direction).translate(...t.center.map((e=>-1*e))).apply(s),r=pu.newInstance(),r.getPoints().setData(s,3),r.getPolys().setData(c,1),r.getPointData().setNormals(d),r.getPointData().setTCoords(f),n[0]=r}}const fS={height:1,initAngle:0,radius:1,resolution:6,center:[0,0,0],direction:[0,1,0],capping:!0,pointType:"Float64Array"};function gS(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,fS,n),Ht.obj(e,t),Ht.setGet(e,t,["height","initAngle","otherRadius","radius","resolution","capping"]),Ht.setGetArray(e,t,["center","direction"],3),Ht.algo(e,t,0,1),pS(e,t)}var mS={newInstance:Ht.newInstance(gS,"vtkCylinderSource"),extend:gS};function hS(e,t){t.classHierarchy.push("vtkArrowSource"),e.requestData=function(e,n){if(t.deleted)return;const r=mS.newInstance({capping:!0});r.setResolution(t.shaftResolution),r.setRadius(t.shaftRadius),r.setHeight(1-t.tipLength),r.setCenter(0,.5*(1-t.tipLength),0);const o=r.getOutputData(),a=o.getPoints().getData(),i=o.getPointData().getNormals().getData();Vf().rotateZ(-90).apply(a).apply(i);const s=dS.newInstance();s.setResolution(t.tipResolution),s.setHeight(t.tipLength),s.setRadius(t.tipRadius);const l=s.getOutputData(),c=l.getPoints().getData();Lf().translate(1-.5*t.tipLength,0,0).apply(c);const u=sS.newInstance();u.setInputData(o),u.addInputData(l);const d=u.getOutputData(),p=d.getPoints().getData();Lf().translate(.5*t.tipLength-.5,0,0).apply(p),t.invert?(Lf().rotateFromDirections([1,0,0],t.direction).scale(-1,-1,-1).apply(p),n[0]=d):(Lf().rotateFromDirections([1,0,0],t.direction).scale(1,1,1).apply(p),n[0]=u.getOutputData())}}const vS={tipResolution:6,tipRadius:.1,tipLength:.35,shaftResolution:6,shaftRadius:.03,invert:!1,direction:[1,0,0],pointType:"Float64Array"};function yS(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,vS,n),Ht.obj(e,t),Ht.setGet(e,t,["tipResolution","tipRadius","tipLength","shaftResolution","shaftRadius","invert"]),Ht.setGetArray(e,t,["direction"],3),Ht.algo(e,t,0,1),hS(e,t)}var TS={newInstance:Ht.newInstance(yS,"vtkArrowSource"),extend:yS};function bS(e){const t=e.getPoints().getBounds(),n=[.5*-(t[0]+t[1]),.5*-(t[2]+t[3]),.5*-(t[4]+t[5])];Vf().translate(...n).apply(e.getPoints().getData())}function xS(e,t){const n=e.getPoints().getBounds(),r=[0,0,0];r[t]=-n[2*t],Vf().translate(...r).apply(e.getPoints().getData())}function CS(e,t,n,r){const o=e.getPoints().getData().length,a=new Uint8Array(o);let i=0;for(;i<o;)a[i++]=t,a[i++]=n,a[i++]=r;e.getPointData().setScalars(Rs.newInstance({name:"color",numberOfComponents:3,values:a}))}function SS(e,t){t.classHierarchy.push("vtkAxesActor");const n=ec.newInstance();e.setMapper(n),e.update=()=>{const e=TS.newInstance({direction:[1,0,0],...t.config}).getOutputData();t.config.recenter?bS(e):xS(e,0),CS(e,...t.xAxisColor);const r=TS.newInstance({direction:[0,1,0],...t.config}).getOutputData();t.config.recenter?bS(r):xS(r,1),CS(r,...t.yAxisColor);const o=TS.newInstance({direction:[0,0,1],...t.config}).getOutputData();t.config.recenter?bS(o):xS(o,2),CS(o,...t.zAxisColor);const a=sS.newInstance();a.setInputData(e),a.addInputData(r),a.addInputData(o),n.setInputConnection(a.getOutputPort())},e.update();const r=Ht.debounce(e.update,0),{setConfig:o,setXAxisColor:a,setYAxisColor:i,setZAxisColor:s}=e;e.setConfig=e=>!!o(e)&&(r(),!0),e.setXAxisColor=e=>!!a(e)&&(r(),!0),e.setYAxisColor=e=>!!i(e)&&(r(),!0),e.setZAxisColor=e=>!!s(e)&&(r(),!0)}const AS={config:{recenter:!0,tipResolution:60,tipRadius:.1,tipLength:.2,shaftResolution:60,shaftRadius:.03,invert:!1},xAxisColor:[255,0,0],yAxisColor:[255,255,0],zAxisColor:[0,128,0]};function IS(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,AS,n),ms.extend(e,t,n),Ht.setGet(e,t,["config"]),Ht.setGetArray(e,t,["xAxisColor","yAxisColor","zAxisColor"],3,255),SS(e,t)}var PS={newInstance:Ht.newInstance(IS,"vtkAxesActor"),extend:IS};const wS="resetcamera",OS="orientation",MS={MODE_RESET_CAMERA:wS,MODE_ORIENTATION:OS,MODE_SAME:"same"};function RS(e,t){t.classHierarchy.push("vtkCameraSynchronizer");const n=new Float64Array(9),r=new Float64Array(3),o=[];function a(){for(;o.length;)o.pop().unsubscribe();if(!t.srcRenderer||!t.dstRenderer)return;const n=t.srcRenderer.getActiveCamera(),r=t.srcRenderer.getRenderWindow().getInteractor();o.push(n.onModified((()=>{r.isAnimating()||e.update()}))),o.push(r.onAnimation(e.update)),o.push(r.onEndAnimation(e.update))}t._srcRendererChanged=a,t._dstRendererChanged=a,e.update=()=>{if(!t.active||!t.srcRenderer||!t.dstRenderer)return;const e=t.srcRenderer.getActiveCamera(),o=t.dstRenderer.getActiveCamera(),a=(i=e.getReferenceByName("position"),s=e.getReferenceByName("focalPoint"),l=e.getReferenceByName("viewUp"),(n[0]!==i[0]||n[1]!==i[1]||n[2]!==i[2]||n[3]!==s[0]||n[4]!==s[1]||n[5]!==s[2]||n[6]!==l[0]||n[7]!==l[1]||n[8]!==l[2])&&(n[0]=i[0],n[1]=i[1],n[2]=i[2],n[3]=s[0],n[4]=s[1],n[5]=s[2],n[6]=l[0],n[7]=l[1],n[8]=l[2],n));var i,s,l;a&&(t.mode===OS?(r[0]=a[0]-a[3],r[1]=a[1]-a[4],r[2]=a[2]-a[5],$o(r),o.setPosition(t.focalPoint[0]+t.distance*r[0],t.focalPoint[1]+t.distance*r[1],t.focalPoint[2]+t.distance*r[2]),o.setFocalPoint(t.focalPoint[0],t.focalPoint[1],t.focalPoint[2]),o.setViewUp(a[6],a[7],a[8])):(o.setPosition(a[0],a[1],a[2]),o.setFocalPoint(a[3],a[4],a[5]),o.setViewUp(a[6],a[7],a[8])),t.mode===wS&&t.dstRenderer.resetCamera())},e.delete=Et((()=>e.setSrcRenderer(null)),e.delete),a()}const DS={mode:OS,focalPoint:[0,0,0],distance:6.8,active:!0};function ES(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,DS,n),vt(e,t),St(e,t,["mode","active","srcRenderer","dstRenderer","distance"]),Pt(e,t,["focalPoint"],3,0),RS(e,t)}var VS={newInstance:Dt(ES,"vtkCameraSynchronizer"),extend:ES,SynchronizationMode:MS};const LS={},BS={CameraSync:class{constructor(e,t){this.ctx=e,this.behavior=VS.newInstance(this.getProperties(t)),this.behavior.update()}getProperties(e){let{actorBounds:t,srcRenderer:n,dstRenderer:r}=e;return{distance:3.4*Math.max(t[1]-t[0],t[3]-t[2],t[5]-t[4]),focalPoint:[.5*(t[0]+t[1]),.5*(t[2]+t[3]),.5*(t[4]+t[5])],mode:VS.SynchronizationMode.MODE_ORIENTATION,srcRenderer:this.ctx.getInstance(n),dstRenderer:this.ctx.getInstance(r)}}update(e){this.behavior.set(this.getProperties(e)),this.behavior.update()}delete(){this.behavior.delete()}}};var NS=function(e,t,n){const r=e.get("synchronizedViewId").synchronizedViewId;if(!t.behaviors||!r)return;LS[r]||(LS[r]={});const o=LS[r];if(t.behaviors.autoOrientation){const t=e.getRenderers();if(!o.autoOrientationAxes&&2===t.length){let e=null,n=null;for(let r=0;r<t.length;r++){const o=t[r];o.getInteractive()?e=o:n=o}e&&n&&(o.autoOrientationAxes=VS.newInstance({srcRenderer:e,dstRenderer:n}))}o.autoOrientationAxes&&2!==t.length&&(o.autoOrientationAxes.delete(),delete o.autoOrientationAxes)}const a=Object.keys(t.behaviors),i=Object.keys(o);for(let e=0;e<a.length;e++){const r=a[e];if(o[r])o[r].update(t.behaviors[r]);else{const e=t.behaviors[r];BS[e.type]?o[r]=new BS[e.type](n,e):console.log("No mapping for",e)}}for(let e=0;e<i.length;e++){const n=a[e];t.behaviors[n]||(o[n].delete(),delete o[n])}};const _S={},FS=/instance:\${([^}]+)}/,kS={},GS=[],US={},zS={vtkPoints:fc,vtkCellArray:sc,vtkDataArray:Rs};function WS(e){return e.map((e=>FS.exec(e))).filter((e=>e)).map((e=>e[1]))}function HS(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];return e.dependencies&&e.dependencies.forEach((e=>{t.push(e.id),HS(e,t)})),t}function jS(e,t,n,r){if(!t)return Promise.reject(new Error("No instance provided."));const o=_S[e];return o&&o.update?o.update(t,n,r):Promise.reject(new Error(`No updater for ${e}`))}function KS(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};const n=_S[e];return n&&n.build?n.build(t):(console.log("No builder for",e),null)}function $S(){Object.keys(_S).forEach((e=>{delete _S[e]}))}function qS(){Object.keys(kS).forEach((e=>{delete kS[e]}))}function XS(e){if(1===e[1].length)return-1===GS.indexOf(e[1][0]);let t=!1;for(let n=0;n<e[1].length;n++)t=t||-1===GS.indexOf(e[1][n]);return t}function YS(e,t,n){n.start(),e.set(t.properties),t.dependencies&&t.dependencies.forEach((e=>{const{id:t,type:r}=e;if(US[r]){const{key:n,value:o}=US[r];if(!n||e.properties[n]===o)return void GS.push((e=>`instance:\${${e}}`)(t))}let o=n.getInstance(t);o||(o=KS(r,{managedInstanceId:t}),n.registerInstance(t,o)),jS(r,o,e,n)})),t.calls&&t.calls.filter(XS).forEach((t=>{var r;e[t[0]].apply(null,(r=n,t[1].map((e=>{const t=FS.exec(e);return t?r.getInstance(t[1]):e}))))}));const r=[];if(t.arrays){const o=[],a=Object.values(t.arrays).map((t=>(n.start(),n.getArray(t.hash,t.dataType,n).then(function(e,t,n){return r=>{const o=t.registration?t.registration:"addArray",a=t.location?e.getReferenceByName(t.location):e;let i=null;if(i=t.location?e.getReferenceByName(t.location).getArray(t.name):e[`get${o.substring(3)}`](),i)return i.getData()!==r&&n.push([i.setData,[r,t.numberOfComponents]]),i;const s=t.vtkClass?t.vtkClass:"vtkDataArray",l=zS[s].newInstance({...t,values:r});return n.push([a[o],[l]]),l}}(e,t,o)).catch((e=>{console.log("Error fetching array",JSON.stringify(t),e)})).finally(n.end))));n.start(),r.push(Promise.all(a).then((()=>(o.length&&e.modified(),function(e){for(;e.length;){const[t,n]=e.shift();t(...n)}}(o),!0))).catch((e=>{console.error("Error in array handling for state",JSON.stringify(t),e)})).finally(n.end))}return n.end(),Promise.all(r)}function ZS(e,t,n){kS[t.id]||YS(e,t,n),kS[t.id]=!0}function QS(e,t){const n=[],r=e.getNumberOfArrays();for(let o=0;o<r;o++){const r=e.getArray(o).getName();t.has(r)||n.push(r)}for(let t=0;t<n.length;t++)e.removeArray(n[t])}function JS(e){const t=e.name?`_${e.name}`:"";return`${e.hash}_${e.dataType}${t}`}function eA(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[];return(t,n,r)=>{r.start();const o={...n.properties};n.arrays||(n.arrays={});for(let t=0;t<e.length;t++){const r=e[t];if(n.properties[r]){const e=n.properties[r];e.registration=`set${st(r)}`;const t=JS(e);n.arrays[t]=e,delete o[r]}}const a=n.properties.fields||[];for(let e=0;e<a.length;e++){const t=a[e],r=JS(t);n.arrays[r]=t}delete o.fields;const i={pointData:new Set,cellData:new Set,fieldData:new Set};a.forEach((e=>{let{location:t,name:n}=e;i[t].add(n)})),QS(t.getPointData(),i.pointData),QS(t.getCellData(),i.cellData);const s={...n};s.properties=o;const l=YS(t,s,r);return r.end(),l}}const tA=eA(["points","polys","verts","lines","strips"]),nA=eA([]);function rA(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:YS;KS||jS?_S[e]={build:t,update:n}:delete _S[e]}const oA={vtkMapper:["vtkOpenGLPolyDataMapper","vtkCompositePolyDataMapper2","vtkDataSetMapper"],vtkProperty:["vtkOpenGLProperty"],vtkRenderer:["vtkOpenGLRenderer"],vtkCamera:["vtkOpenGLCamera"],vtkColorTransferFunction:["vtkPVDiscretizableColorTransferFunction"],vtkActor:["vtkOpenGLActor","vtkPVLODActor"],vtkLight:["vtkOpenGLLight","vtkPVLight"],vtkTexture:["vtkOpenGLTexture"],vtkImageMapper:["vtkOpenGLImageSliceMapper"],vtkVolumeMapper:["vtkFixedPointVolumeRayCastMapper"]},aA={vtkAxesActor:{build:PS.newInstance,update:YS},vtkRenderWindow:{build:tv.newInstance,update:function(e,t,n){t.calls&&t.calls.filter(XS).filter((e=>"removeRenderer"===e[0])).forEach((e=>{WS(e[1]).forEach((e=>{n.getInstance(e).getViewProps().forEach((e=>{const t=e.get("flattenedDepIds").flattenedDepIds;t&&t.forEach((e=>n.unregisterInstance(e))),n.unregisterInstance(n.getInstanceId(e))}))}))})),e.render(),YS(e,t,n),NS(e,t,n)}},vtkRenderer:{build:qh.newInstance,update:function(e,t,n){YS(e,t,n);const r=new Set;t.dependencies&&t.dependencies.forEach((e=>{const t=n.getInstance(e.id);if(t){const n=HS(e);t.set({flattenedDepIds:n},!0),n.forEach((e=>r.add(e)))}}));const o=new Set;t.calls&&t.calls.filter(XS).filter((e=>"removeViewProp"===e[0])).forEach((e=>{WS(e[1]).forEach((e=>{const t=n.getInstance(e).get("flattenedDepIds").flattenedDepIds;t&&t.forEach((e=>o.add(e))),o.add(e)}))})),[...o].filter((e=>!r.has(e))).forEach((e=>n.unregisterInstance(e)))}},vtkLookupTable:{build:Rl.newInstance,update:YS},vtkCamera:{build:Dh.newInstance,update:ZS},vtkPolyData:{build:pu.newInstance,update:tA},vtkImageData:{build:dl.newInstance,update:nA},vtkMapper:{build:ec.newInstance,update:YS},vtkGlyph3DMapper:{build:cC.newInstance,update:YS},vtkProperty:{build:us.newInstance,update:YS},vtkActor:{build:ms.newInstance,update:YS},vtkLight:{build:Bh.newInstance,update:YS},vtkColorTransferFunction:{build:tC.newInstance,update:function(e,t,n){if(n.start(),t.properties.nodes){const n=t.properties.nodes.map((e=>{let[t,n,r,o,a,i]=e;return{x:t,r:n,g:r,b:o,midpoint:a,sharpness:i}}));e.set({...t.properties,nodes:n},!0)}else e.set(t.properties);n.end()}},vtkTexture:{build:vu.newInstance,update:YS},vtkVolume:{build:PC.newInstance,update:YS},vtkVolumeMapper:{build:VC.newInstance,update:YS},vtkVolumeProperty:{build:xC.newInstance,update:YS},vtkImageSlice:{build:HC.newInstance,update:YS},vtkImageMapper:{build:tS.newInstance,update:YS},vtkImageProperty:{build:kC.newInstance,update:YS},vtkPiecewiseFunction:{build:gC.newInstance,update:function(e,t,n){if(n.start(),t.properties.nodes){const n=t.properties.nodes.map((e=>{let[t,n,r,o]=e;return{x:t,y:n,midpoint:r,sharpness:o}}));e.set({...t.properties,nodes:n},!0),e.sortAndUpdateRange()}else e.set(t.properties);n.end()}},vtkCubeAxesActor:{build:Nu.newInstance,update:YS},vtkScalarBarActor:{build:Pp.newInstance,update:YS}};function iA(){let e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];e&&$S(),Object.keys(aA).forEach((e=>{const t=aA[e];rA(e,t.build,t.update)}))}function sA(){Object.keys(oA).forEach((e=>{oA[e].forEach((t=>{_S[t]=_S[e]}))}))}iA(),sA(),US.vtkPVLight={};var lA={build:KS,update:jS,genericUpdater:YS,oneTimeGenericUpdater:ZS,setTypeMapping:rA,clearTypeMapping:$S,getSupportedTypes:function(){return Object.keys(_S)},clearOneTimeUpdaters:function(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];if(0===t.length)return qS();let r=t;return 1===r.length&&Array.isArray(r[0])&&(r=r[0]),r.forEach((e=>{delete kS[e]})),r},updateRenderWindow:function(e,t,n){return jS("vtkRenderWindow",e,t,n)},excludeInstance:function(e,t,n){US[e]={key:t,value:n}},setDefaultMapping:iA,applyDefaultAliases:sA,alwaysUpdateCamera:function(){rA("vtkCamera",Dh.newInstance),sA()}};const cA={};function uA(){const e={};let t=null;return{setFetchArrayFunction:function(e){t=e},getArray:function(n,r,o){const a=e[n];return a?(a.mtimes[o.getActiveViewId()]=o.getMTime(),new Promise(((e,t)=>{e(a.array)}))):t?new Promise(((a,i)=>{t(n).then((t=>{let i=t;if("string"==typeof t&&(i=wm(t)),i instanceof Blob){const t=new FileReader;t.onload=()=>{const i=at(r,t.result),s={[o.getActiveViewId()]:o.getMTime()};e[n]={mtimes:s,array:i},a(i)},t.readAsArrayBuffer(i)}else{const t=at(r,i),s={[o.getActiveViewId()]:o.getMTime()};e[n]={mtimes:s,array:t},a(t)}}),(e=>{console.log("Error getting data array:"),console.log(e),i(e)}))})):Promise.reject(new Error('No array fetcher found, please use "setArrayFetcher" to provide one'))},emptyCachedArrays:function(){Object.keys(e).forEach((t=>{delete e[t]}))},freeOldArrays:function(t,n){const r=n.getMTime()-t;Object.keys(e).filter((t=>e[t].mtimes[n.getActiveViewId()])).filter((t=>e[t].mtimes[n.getActiveViewId()]<r)).forEach((t=>{delete e[t]}))}}}function dA(){const e={};return{getInstance:function(t){return e[t]},getInstanceId:function(t){let n=null;return Object.keys(e).forEach((r=>{t===e[r]&&(n=r)})),n},registerInstance:function(t,n){e[t]=n,n.set({remoteId:t},!0,!0)},unregisterInstance:function(t){delete e[t]},emptyCachedInstances:function(){Object.keys(e).forEach((t=>{delete e[t]}))}}}function pA(){let e=0;const t={start(){e+=1,t.invokeProgressEvent(e)},end(){e-=1,t.invokeProgressEvent(e),0===e&&t.invokeProgressDone()},resetProgress(){e=0}},n={};return Rt(t,n,"progressEvent"),Rt(t,n,"progressDone"),t}function fA(){const e={};let t="default";return{getMTime:function(n){return e[n||t]||1},incrementMTime:function(n){const r=n||t;e[r]||(e[r]=1),e[r]+=1},setActiveViewId:function(e){t=e},getActiveViewId:function(){return t}}}function gA(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"default",t=cA[e];return t||(t={...uA(),...dA(),...pA(),...fA()},cA[e]=t),t}function mA(e,t){let n=-1,r=100;const o=e=>e.get("managedInstanceId").managedInstanceId,a=()=>Lt(e,o);function i(t){e.set({synchronizedViewId:t},!0,!0)}function s(){return e.get("synchronizedViewId").synchronizedViewId}return{synchronize:function(o){s()||i(o.id);const a=o.mtime||0;return s()===o.id&&n<a?new Promise(((i,s)=>{const l=t.onProgressDone((()=>{l.unsubscribe(),e.render(),i(!0)}));n=a,t.setActiveViewId(o.id),t.incrementMTime(),lA.updateRenderWindow(e,o,t),t.freeOldArrays(r,t)})):Promise.resolve(!1)},setSynchronizedViewId:i,getSynchronizedViewId:s,updateGarbageCollectorThreshold:function(e){r=e},getManagedInstanceIds:a,clearOneTimeUpdaters:function(){lA.clearOneTimeUpdaters(a())}}}function hA(e,t){t.classHierarchy.push("vtkSynchronizableRenderWindow"),t.synchronizerContext||(t.synchronizerContext=gA(t.synchronizerContextName));const n=mA(e,t.synchronizerContext);Object.keys(n).forEach((t=>{e[t]?e[t]=Et(e[t],n[t]):e[t]=n[t]}))}const vA={synchronizerContextName:"default",synchronizerContext:null,synchronizedViewId:null};function yA(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,vA,n),tv.extend(e,t),Tt(e,t,["synchronizerContext"]),hA(e,t)}var TA={newInstance:Dt(yA,"vtkSynchronizableRenderWindow"),extend:yA,getSynchronizerContext:gA,setSynchronizerContext:function(e,t){cA[e]=t},clearSynchronizerContext:function(e){if(e&&cA[e]&&delete cA[e],!e){const e=Object.keys(cA);for(let t=0;t<e.length;t++)delete cA[e[t]]}},decorate:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"default";const n=mA(e,gA(t));return{...n,...e,delete:Et(e.delete,n.delete)}},createInstanceMap:dA,createArrayHandler:uA,createProgressHandler:pA,createSceneMtimeHandler:fA,vtkObjectManager:lA};const{vtkErrorMacro:bA,vtkDebugMacro:xA}=Ht;let CA=0;function SA(e){const t=document.querySelector(`.webResource[data-url="${e}"]`);return t?t.innerHTML:null}function AA(e){return"/"===e[0]?e.substr(1):e}const IA={fetchJSON:function(e,t){return new Promise(((e,n)=>{const r=SA(AA(t));null===r?n(new Error(`No such JSON ${t}`)):e(JSON.parse(r))}))},fetchText:function(e,t){return new Promise(((e,n)=>{const r=SA(t);null===r?n(new Error(`No such text ${t}`)):e(r)}))},fetchArray:function(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};return new Promise(((o,a)=>{const i=AA([t,n.ref.basepath,r.compression?`${n.ref.id}.gz`:n.ref.id].join("/")),s=SA(i);if(null===s)a(new Error(`No such array ${i}`));else{if("string"===n.dataType){let e=atob(s);r.compression&&(e=gh(dh(e))),n.values=JSON.parse(e)}else{const e=new Uint8Array(wm(s));n.buffer=new ArrayBuffer(e.length),new Uint8Array(n.buffer).set(e),r.compression&&("string"===n.dataType||"JSON"===n.dataType?n.buffer=gh(dh(new Uint8Array(n.buffer))):n.buffer=dh(new Uint8Array(n.buffer)).buffer),"JSON"===n.ref.encode?n.values=JSON.parse(n.buffer):(bh!==n.ref.encode&&bh&&(xA(`Swap bytes of ${n.name}`),xh(n.buffer,hs[n.dataType])),n.values=Ht.newTypedArray(n.dataType,n.buffer)),n.values.length!==n.size&&bA(`Error in FetchArray: ${n.name} does not have the proper array size. Got ${n.values.length}, instead of ${n.size}`)}delete n.ref,0==--CA&&e?.invokeBusy&&e.invokeBusy(!1),e?.modified&&e.modified(),o(n)}}))},fetchImage:function(e,t){return new Promise(((e,n)=>{const r=function(e){return document.querySelector(`.webResource[data-url="${e}"]`)}(t);r?e(r):n(new Error(`No such image ${t}`))}))}};Mm("html",(e=>IA));const{vtkErrorMacro:PA,vtkDebugMacro:wA}=Ht;function OA(e){return function(e){return"/"===e[0]?e.substr(1):e}(function(e){return new URL(e,"http://any").pathname}(e))}const MA=function(e){let t=!1,n=0,r=null,o="";var a;return(a=e.zipContent,new Promise(((e,t)=>{"string"==typeof a?e(function(e,t){if(t){for(var n=new Dm(e.length),r=0;r<e.length;++r)n[r]=e.charCodeAt(r);return n}if(ph)return ph.encode(e);var o=e.length,a=new Dm(e.length+(e.length>>1)),i=0,s=function(e){a[i++]=e};for(r=0;r<o;++r){if(i+5>a.length){var l=new Dm(i+8+(o-r<<1));l.set(a),a=l}var c=e.charCodeAt(r);c<128||t?s(c):c<2048?(s(192|c>>6),s(128|63&c)):c>55295&&c<57344?(s(240|(c=65536+(1047552&c)|1023&e.charCodeAt(++r))>>18),s(128|c>>12&63),s(128|c>>6&63),s(128|63&c)):(s(224|c>>12),s(128|c>>6&63),s(128|63&c))}return eh(a,0,i)}(a)):a instanceof Blob?e(a.arrayBuffer().then((e=>new Uint8Array(e)))):a instanceof ArrayBuffer?e(new Uint8Array(a)):a?.buffer instanceof ArrayBuffer?e(new Uint8Array(a.buffer)):t(new Error("Invalid datatype to unpack."))}))).then((n=>{r=yh(n),t=!0;const a=[];Object.keys(r).forEach((e=>{e.endsWith("index.json")&&a.push(e)})),a.sort(((e,t)=>e.length-t.length)),o=a[0].replace(/index\.json$/,""),e.callback&&e.callback(r)})),{fetchArray(e,a,i){let s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};return new Promise(((l,c)=>{t||PA("ERROR!!! zip not ready...");const u=OA([a,i.ref.basepath,s.compression?`${i.ref.id}.gz`:i.ref.id].join("/"));function d(){delete i.ref,0==--n&&e?.invokeBusy&&e.invokeBusy(!1),e?.modified&&e.modified(),l(i)}1==++n&&e?.invokeBusy&&e.invokeBusy(!0);const p=r[`${o}${u}`];if("string"!==i.dataType||s.compression){const e=function(e,t,n){return r=>{e.buffer=new ArrayBuffer(r.length),new Uint8Array(e.buffer).set(r),t&&("string"===e.dataType||"JSON"===e.dataType?e.buffer=gh(dh(new Uint8Array(e.buffer))):e.buffer=dh(new Uint8Array(e.buffer)).buffer),"JSON"===e.ref.encode?e.values=JSON.parse(e.buffer):(bh!==e.ref.encode&&bh&&(wA(`Swap bytes of ${e.name}`),xh(e.buffer,hs[e.dataType])),e.values=Ht.newTypedArray(e.dataType,e.buffer)),e.values.length!==e.size&&PA(`Error in FetchArray: ${e.name} does not have the proper array size. Got ${e.values.length}, instead of ${e.size}`),n()}}(i,s.compression,d);e(p)}else{const e=function(e,t,n){return r=>{e.values=t?JSON.parse(gh(dh(r))):JSON.parse(r),n()}}(i,s.compression,d);e(gh(p))}}))},fetchJSON(e,n){let a=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};const i=OA(n);t||PA("ERROR!!! zip not ready...");const s=r[`${o}${i}`];if(a.compression){if("gz"===a.compression){const e=gh(dh(s));return Promise.resolve(JSON.parse(e))}return Promise.reject(new Error("Invalid compression"))}return Promise.resolve(JSON.parse(gh(s)))},fetchText(e,n){let a=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};const i=OA(n);t||PA("ERROR!!! zip not ready...");const s=r[`${o}${i}`];return a.compression?"gz"===a.compression?Promise.resolve(gh(yh(s))):Promise.reject(new Error("Invalid compression")):Promise.resolve(gh(s))},fetchImage(e,n){const a=OA(n);t||PA("ERROR!!! zip not ready...");const i=r[`${o}${a}`];return new Promise(((e,t)=>{const n=new Image;n.onload=()=>e(n),n.onerror=t;const r=Pm(i.buffer);n.src=`data:image/${function(e){const t=e.split(".").pop().toLowerCase();return"jpg"===t?"jpeg":t}(a)};base64,${r}`}))},fetchBinary(e,n){let a=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};const i=OA(n);t||PA("ERROR!!! zip not ready...");const s=r[`${o}${i}`];return a.compression?"gz"===a.compression?Promise.resolve(dh(s).buffer):Promise.reject(new Error("Invalid compression")):Promise.resolve(s.buffer)}}};Mm("zip",(e=>MA(e)));var RA=n(892),DA=n.n(RA),EA=n(760),VA=n.n(EA),LA=n(311),BA=n.n(LA),NA=n(192),_A=n.n(NA),FA=n(60),kA=n.n(FA),GA=n(865),UA=n.n(GA),zA=n(34),WA={};WA.styleTagTransform=UA(),WA.setAttributes=_A(),WA.insert=BA().bind(null,"head"),WA.domAPI=VA(),WA.insertStyleElement=kA(),DA()(zA.Z,WA);var HA=zA.Z&&zA.Z.locals?zA.Z.locals:void 0;let jA=!0;function KA(e){e.preventDefault(),e.stopPropagation()}function $A(e,t){jA=!1,function(e){for(;e.firstChild;)e.removeChild(e.firstChild)}(e);const r=Ux.newInstance({background:[1,1,1],rootContainer:e,containerStyle:{height:"100%",width:"100%",position:"absolute"}}).getRenderWindow(),o=TA.getSynchronizerContext(),a=TA.decorate(r);function i(e){o.setFetchArrayFunction((t=>Promise.resolve(e.hashes[t].content))),console.log(Object.keys(e)),a.synchronize(e.scene),a.render()}if(n.g.renderWindow=r,t.fileURL||t.url){const n=document.createElement("div");n.setAttribute("class",HA.progress),e.appendChild(n);const r=e=>{if(e.lengthComputable){const t=Math.floor(100*e.loaded/e.total);n.innerHTML=`Loading ${t}%`}else n.innerHTML=Ht.formatBytesToProperUnit(e.loaded)};t.fileURL?Ph.fetchBinary(t.fileURL,{progressCallback:r}).then((t=>{e.removeChild(n);const r=Rm("zip",{zipContent:t,callback:e=>{r.fetchJSON(null,"index.json").then(i)}})})):Ph.fetchJSON(t.url,{progressCallback:r}).then((t=>{e.removeChild(n),i(t)}))}else if(t.file){const e=Rm("zip",{zipContent:t.file,callback:t=>{e.fetchJSON(null,"index.json").then(i)}})}else if(t.base64Str){const e=wm(t.base64Str),n=Rm("zip",{zipContent:e,callback:e=>{n.fetchJSON(null,"index.json").then(i)}})}}function qA(e){jA=!1;const t=document.querySelector(".content"),n=document.querySelector("body"),r=e||t||n;r!==e?(r.classList.add(HA.fullScreen),n.style.margin="0",n.style.padding="0"):(n.style.margin="0",n.style.padding="0");const o=document.createElement("div");o.innerHTML=`<div class="${HA.bigFileDrop}"/><input type="file" accept=".zip,.vtksz" style="display: none;"/>`,r.appendChild(o);const a=o.querySelector("input");function i(e){KA(e);const t=e.dataTransfer,n=e.target.files||t.files;if(1===n.length){r.removeChild(o);const e=n[0].name.split(".").slice(-1)[0];$A(r,{file:n[0],ext:e})}}a.addEventListener("change",i),o.addEventListener("drop",i),o.addEventListener("click",(e=>a.click())),o.addEventListener("dragover",KA)}const XA=Gv();if(XA.url||XA.fileURL){const e=document.querySelector(".content"),t=document.querySelector("body"),n=e||t;n&&(n.classList.add(HA.fullScreen),t.style.margin="0",t.style.padding="0"),$A(n,XA)}setTimeout((()=>{jA&&qA()}),100),window.OfflineLocalView={initLocalFileLoader:qA,load:$A}},793:function(e){"use strict";e.exports=function(e){var t=[];return t.toString=function(){return this.map((function(t){var n="",r=void 0!==t[5];return t[4]&&(n+="@supports (".concat(t[4],") {")),t[2]&&(n+="@media ".concat(t[2]," {")),r&&(n+="@layer".concat(t[5].length>0?" ".concat(t[5]):""," {")),n+=e(t),r&&(n+="}"),t[2]&&(n+="}"),t[4]&&(n+="}"),n})).join("")},t.i=function(e,n,r,o,a){"string"==typeof e&&(e=[[null,e,void 0]]);var i={};if(r)for(var s=0;s<this.length;s++){var l=this[s][0];null!=l&&(i[l]=!0)}for(var c=0;c<e.length;c++){var u=[].concat(e[c]);r&&i[u[0]]||(void 0!==a&&(void 0===u[5]||(u[1]="@layer".concat(u[5].length>0?" ".concat(u[5]):""," {").concat(u[1],"}")),u[5]=a),n&&(u[2]?(u[1]="@media ".concat(u[2]," {").concat(u[1],"}"),u[2]=n):u[2]=n),o&&(u[4]?(u[1]="@supports (".concat(u[4],") {").concat(u[1],"}"),u[4]=o):u[4]="".concat(o)),t.push(u))}},t}},490:function(e){"use strict";e.exports=function(e,t){return t||(t={}),e?(e=String(e.__esModule?e.default:e),/^['"].*['"]$/.test(e)&&(e=e.slice(1,-1)),t.hash&&(e+=t.hash),/["'() \t\n]|(%20)/.test(e)||t.needQuotes?'"'.concat(e.replace(/"/g,'\\"').replace(/\n/g,"\\n"),'"'):e):e}},22:function(e){"use strict";e.exports=function(e){return e[1]}},145:function(e,t,n){"use strict";var r=n(426),o="function"==typeof Symbol&&"symbol"==typeof Symbol("foo"),a=Object.prototype.toString,i=Array.prototype.concat,s=Object.defineProperty,l=s&&function(){var e={};try{for(var t in s(e,"x",{enumerable:!1,value:e}),e)return!1;return e.x===e}catch(e){return!1}}(),c=function(e,t,n,r){var o;(!(t in e)||"function"==typeof(o=r)&&"[object Function]"===a.call(o)&&r())&&(l?s(e,t,{configurable:!0,enumerable:!1,value:n,writable:!0}):e[t]=n)},u=function(e,t){var n=arguments.length>2?arguments[2]:{},a=r(t);o&&(a=i.call(a,Object.getOwnPropertySymbols(t)));for(var s=0;s<a.length;s+=1)c(e,a[s],t[a[s]],n[a[s]])};u.supportsDescriptors=!!l,e.exports=u},903:function(e,t,n){"use strict";e.exports=function(){if("object"==typeof globalThis)return globalThis;var e;try{e=this||new Function("return this")()}catch(e){if("object"==typeof window)return window;if("object"==typeof self)return self;if(void 0!==n.g)return n.g}return e}()},152:function(e){"use strict";e.exports=function e(t,n){if(t===n)return!0;if(t&&n&&"object"==typeof t&&"object"==typeof n){if(t.constructor!==n.constructor)return!1;var r,o,a;if(Array.isArray(t)){if((r=t.length)!=n.length)return!1;for(o=r;0!=o--;)if(!e(t[o],n[o]))return!1;return!0}if(t.constructor===RegExp)return t.source===n.source&&t.flags===n.flags;if(t.valueOf!==Object.prototype.valueOf)return t.valueOf()===n.valueOf();if(t.toString!==Object.prototype.toString)return t.toString()===n.toString();if((r=(a=Object.keys(t)).length)!==Object.keys(n).length)return!1;for(o=r;0!=o--;)if(!Object.prototype.hasOwnProperty.call(n,a[o]))return!1;for(o=r;0!=o--;){var i=a[o];if(!e(t[i],n[i]))return!1}return!0}return t!=t&&n!=n}},491:function(e){"use strict";"undefined"!=typeof self?e.exports=self:"undefined"!=typeof window?e.exports=window:e.exports=Function("return this")()},177:function(e,t,n){"use strict";var r=n(145),o=n(491),a=n(486),i=n(999),s=a(),l=function(){return s};r(l,{getPolyfill:a,implementation:o,shim:i}),e.exports=l},486:function(e,t,n){"use strict";var r=n(491);e.exports=function(){return"object"==typeof n.g&&n.g&&n.g.Math===Math&&n.g.Array===Array?n.g:r}},999:function(e,t,n){"use strict";var r=n(145),o=n(486);e.exports=function(){var e=o();if(r.supportsDescriptors){var t=Object.getOwnPropertyDescriptor(e,"globalThis");t&&(!t.configurable||!t.enumerable&&t.writable&&globalThis===e)||Object.defineProperty(e,"globalThis",{configurable:!0,enumerable:!1,value:e,writable:!0})}else"object"==typeof globalThis&&globalThis===e||(e.globalThis=e);return e}},444:function(e,t,n){"use strict";var r;if(!Object.keys){var o=Object.prototype.hasOwnProperty,a=Object.prototype.toString,i=n(511),s=Object.prototype.propertyIsEnumerable,l=!s.call({toString:null},"toString"),c=s.call((function(){}),"prototype"),u=["toString","toLocaleString","valueOf","hasOwnProperty","isPrototypeOf","propertyIsEnumerable","constructor"],d=function(e){var t=e.constructor;return t&&t.prototype===e},p={$applicationCache:!0,$console:!0,$external:!0,$frame:!0,$frameElement:!0,$frames:!0,$innerHeight:!0,$innerWidth:!0,$onmozfullscreenchange:!0,$onmozfullscreenerror:!0,$outerHeight:!0,$outerWidth:!0,$pageXOffset:!0,$pageYOffset:!0,$parent:!0,$scrollLeft:!0,$scrollTop:!0,$scrollX:!0,$scrollY:!0,$self:!0,$webkitIndexedDB:!0,$webkitStorageInfo:!0,$window:!0},f=function(){if("undefined"==typeof window)return!1;for(var e in window)try{if(!p["$"+e]&&o.call(window,e)&&null!==window[e]&&"object"==typeof window[e])try{d(window[e])}catch(e){return!0}}catch(e){return!0}return!1}();r=function(e){var t=null!==e&&"object"==typeof e,n="[object Function]"===a.call(e),r=i(e),s=t&&"[object String]"===a.call(e),p=[];if(!t&&!n&&!r)throw new TypeError("Object.keys called on a non-object");var g=c&&n;if(s&&e.length>0&&!o.call(e,0))for(var m=0;m<e.length;++m)p.push(String(m));if(r&&e.length>0)for(var h=0;h<e.length;++h)p.push(String(h));else for(var v in e)g&&"prototype"===v||!o.call(e,v)||p.push(String(v));if(l)for(var y=function(e){if("undefined"==typeof window||!f)return d(e);try{return d(e)}catch(e){return!1}}(e),T=0;T<u.length;++T)y&&"constructor"===u[T]||!o.call(e,u[T])||p.push(u[T]);return p}}e.exports=r},426:function(e,t,n){"use strict";var r=Array.prototype.slice,o=n(511),a=Object.keys,i=a?function(e){return a(e)}:n(444),s=Object.keys;i.shim=function(){if(Object.keys){var e=function(){var e=Object.keys(arguments);return e&&e.length===arguments.length}(1,2);e||(Object.keys=function(e){return o(e)?s(r.call(e)):s(e)})}else Object.keys=i;return Object.keys||i},e.exports=i},511:function(e){"use strict";var t=Object.prototype.toString;e.exports=function(e){var n=t.call(e),r="[object Arguments]"===n;return r||(r="[object Array]"!==n&&null!==e&&"object"==typeof e&&"number"==typeof e.length&&e.length>=0&&"[object Function]"===t.call(e.callee)),r}},640:function(e,t,n){var r=n(64),o=n(115),a=n(965),i=n(332),s=n(65),l=n(182),c=n(293);c.alea=r,c.xor128=o,c.xorwow=a,c.xorshift7=i,c.xor4096=s,c.tychei=l,e.exports=c},64:function(e,t,n){var r;!function(e,o,a){function i(e){var t,n=this,r=(t=4022871197,function(e){e=String(e);for(var n=0;n<e.length;n++){var r=.02519603282416938*(t+=e.charCodeAt(n));r-=t=r>>>0,t=(r*=t)>>>0,t+=4294967296*(r-=t)}return 2.3283064365386963e-10*(t>>>0)});n.next=function(){var e=2091639*n.s0+2.3283064365386963e-10*n.c;return n.s0=n.s1,n.s1=n.s2,n.s2=e-(n.c=0|e)},n.c=1,n.s0=r(" "),n.s1=r(" "),n.s2=r(" "),n.s0-=r(e),n.s0<0&&(n.s0+=1),n.s1-=r(e),n.s1<0&&(n.s1+=1),n.s2-=r(e),n.s2<0&&(n.s2+=1),r=null}function s(e,t){return t.c=e.c,t.s0=e.s0,t.s1=e.s1,t.s2=e.s2,t}function l(e,t){var n=new i(e),r=t&&t.state,o=n.next;return o.int32=function(){return 4294967296*n.next()|0},o.double=function(){return o()+11102230246251565e-32*(2097152*o()|0)},o.quick=o,r&&("object"==typeof r&&s(r,n),o.state=function(){return s(n,{})}),o}o&&o.exports?o.exports=l:n.amdD&&n.amdO?void 0===(r=function(){return l}.call(t,n,t,o))||(o.exports=r):this.alea=l}(0,e=n.nmd(e),n.amdD)},182:function(e,t,n){var r;!function(e,o,a){function i(e){var t=this,n="";t.next=function(){var e=t.b,n=t.c,r=t.d,o=t.a;return e=e<<25^e>>>7^n,n=n-r|0,r=r<<24^r>>>8^o,o=o-e|0,t.b=e=e<<20^e>>>12^n,t.c=n=n-r|0,t.d=r<<16^n>>>16^o,t.a=o-e|0},t.a=0,t.b=0,t.c=-1640531527,t.d=1367130551,e===Math.floor(e)?(t.a=e/4294967296|0,t.b=0|e):n+=e;for(var r=0;r<n.length+20;r++)t.b^=0|n.charCodeAt(r),t.next()}function s(e,t){return t.a=e.a,t.b=e.b,t.c=e.c,t.d=e.d,t}function l(e,t){var n=new i(e),r=t&&t.state,o=function(){return(n.next()>>>0)/4294967296};return o.double=function(){do{var e=((n.next()>>>11)+(n.next()>>>0)/4294967296)/(1<<21)}while(0===e);return e},o.int32=n.next,o.quick=o,r&&("object"==typeof r&&s(r,n),o.state=function(){return s(n,{})}),o}o&&o.exports?o.exports=l:n.amdD&&n.amdO?void 0===(r=function(){return l}.call(t,n,t,o))||(o.exports=r):this.tychei=l}(0,e=n.nmd(e),n.amdD)},115:function(e,t,n){var r;!function(e,o,a){function i(e){var t=this,n="";t.x=0,t.y=0,t.z=0,t.w=0,t.next=function(){var e=t.x^t.x<<11;return t.x=t.y,t.y=t.z,t.z=t.w,t.w^=t.w>>>19^e^e>>>8},e===(0|e)?t.x=e:n+=e;for(var r=0;r<n.length+64;r++)t.x^=0|n.charCodeAt(r),t.next()}function s(e,t){return t.x=e.x,t.y=e.y,t.z=e.z,t.w=e.w,t}function l(e,t){var n=new i(e),r=t&&t.state,o=function(){return(n.next()>>>0)/4294967296};return o.double=function(){do{var e=((n.next()>>>11)+(n.next()>>>0)/4294967296)/(1<<21)}while(0===e);return e},o.int32=n.next,o.quick=o,r&&("object"==typeof r&&s(r,n),o.state=function(){return s(n,{})}),o}o&&o.exports?o.exports=l:n.amdD&&n.amdO?void 0===(r=function(){return l}.call(t,n,t,o))||(o.exports=r):this.xor128=l}(0,e=n.nmd(e),n.amdD)},65:function(e,t,n){var r;!function(e,o,a){function i(e){var t=this;t.next=function(){var e,n,r=t.w,o=t.X,a=t.i;return t.w=r=r+1640531527|0,n=o[a+34&127],e=o[a=a+1&127],n^=n<<13,e^=e<<17,n^=n>>>15,e^=e>>>12,n=o[a]=n^e,t.i=a,n+(r^r>>>16)|0},function(e,t){var n,r,o,a,i,s=[],l=128;for(t===(0|t)?(r=t,t=null):(t+="\0",r=0,l=Math.max(l,t.length)),o=0,a=-32;a<l;++a)t&&(r^=t.charCodeAt((a+32)%t.length)),0===a&&(i=r),r^=r<<10,r^=r>>>15,r^=r<<4,r^=r>>>13,a>=0&&(i=i+1640531527|0,o=0==(n=s[127&a]^=r+i)?o+1:0);for(o>=128&&(s[127&(t&&t.length||0)]=-1),o=127,a=512;a>0;--a)r=s[o+34&127],n=s[o=o+1&127],r^=r<<13,n^=n<<17,r^=r>>>15,n^=n>>>12,s[o]=r^n;e.w=i,e.X=s,e.i=o}(t,e)}function s(e,t){return t.i=e.i,t.w=e.w,t.X=e.X.slice(),t}function l(e,t){null==e&&(e=+new Date);var n=new i(e),r=t&&t.state,o=function(){return(n.next()>>>0)/4294967296};return o.double=function(){do{var e=((n.next()>>>11)+(n.next()>>>0)/4294967296)/(1<<21)}while(0===e);return e},o.int32=n.next,o.quick=o,r&&(r.X&&s(r,n),o.state=function(){return s(n,{})}),o}o&&o.exports?o.exports=l:n.amdD&&n.amdO?void 0===(r=function(){return l}.call(t,n,t,o))||(o.exports=r):this.xor4096=l}(0,e=n.nmd(e),n.amdD)},332:function(e,t,n){var r;!function(e,o,a){function i(e){var t=this;t.next=function(){var e,n,r=t.x,o=t.i;return e=r[o],n=(e^=e>>>7)^e<<24,n^=(e=r[o+1&7])^e>>>10,n^=(e=r[o+3&7])^e>>>3,n^=(e=r[o+4&7])^e<<7,e=r[o+7&7],n^=(e^=e<<13)^e<<9,r[o]=n,t.i=o+1&7,n},function(e,t){var n,r=[];if(t===(0|t))r[0]=t;else for(t=""+t,n=0;n<t.length;++n)r[7&n]=r[7&n]<<15^t.charCodeAt(n)+r[n+1&7]<<13;for(;r.length<8;)r.push(0);for(n=0;n<8&&0===r[n];++n);for(8==n?r[7]=-1:r[n],e.x=r,e.i=0,n=256;n>0;--n)e.next()}(t,e)}function s(e,t){return t.x=e.x.slice(),t.i=e.i,t}function l(e,t){null==e&&(e=+new Date);var n=new i(e),r=t&&t.state,o=function(){return(n.next()>>>0)/4294967296};return o.double=function(){do{var e=((n.next()>>>11)+(n.next()>>>0)/4294967296)/(1<<21)}while(0===e);return e},o.int32=n.next,o.quick=o,r&&(r.x&&s(r,n),o.state=function(){return s(n,{})}),o}o&&o.exports?o.exports=l:n.amdD&&n.amdO?void 0===(r=function(){return l}.call(t,n,t,o))||(o.exports=r):this.xorshift7=l}(0,e=n.nmd(e),n.amdD)},965:function(e,t,n){var r;!function(e,o,a){function i(e){var t=this,n="";t.next=function(){var e=t.x^t.x>>>2;return t.x=t.y,t.y=t.z,t.z=t.w,t.w=t.v,(t.d=t.d+362437|0)+(t.v=t.v^t.v<<4^e^e<<1)|0},t.x=0,t.y=0,t.z=0,t.w=0,t.v=0,e===(0|e)?t.x=e:n+=e;for(var r=0;r<n.length+64;r++)t.x^=0|n.charCodeAt(r),r==n.length&&(t.d=t.x<<10^t.x>>>4),t.next()}function s(e,t){return t.x=e.x,t.y=e.y,t.z=e.z,t.w=e.w,t.v=e.v,t.d=e.d,t}function l(e,t){var n=new i(e),r=t&&t.state,o=function(){return(n.next()>>>0)/4294967296};return o.double=function(){do{var e=((n.next()>>>11)+(n.next()>>>0)/4294967296)/(1<<21)}while(0===e);return e},o.int32=n.next,o.quick=o,r&&("object"==typeof r&&s(r,n),o.state=function(){return s(n,{})}),o}o&&o.exports?o.exports=l:n.amdD&&n.amdO?void 0===(r=function(){return l}.call(t,n,t,o))||(o.exports=r):this.xorwow=l}(0,e=n.nmd(e),n.amdD)},293:function(e,t,n){var r;!function(o,a,i){var s,l=256,c=i.pow(l,6),u=i.pow(2,52),d=2*u,p=255;function f(e,t,n){var r=[],p=v(h((t=1==t?{entropy:!0}:t||{}).entropy?[e,y(a)]:null==e?function(){try{var e;return s&&(e=s.randomBytes)?e=e(l):(e=new Uint8Array(l),(o.crypto||o.msCrypto).getRandomValues(e)),y(e)}catch(e){var t=o.navigator,n=t&&t.plugins;return[+new Date,o,n,o.screen,y(a)]}}():e,3),r),f=new g(r),T=function(){for(var e=f.g(6),t=c,n=0;e<u;)e=(e+n)*l,t*=l,n=f.g(1);for(;e>=d;)e/=2,t/=2,n>>>=1;return(e+n)/t};return T.int32=function(){return 0|f.g(4)},T.quick=function(){return f.g(4)/4294967296},T.double=T,v(y(f.S),a),(t.pass||n||function(e,t,n,r){return r&&(r.S&&m(r,f),e.state=function(){return m(f,{})}),n?(i.random=e,t):e})(T,p,"global"in t?t.global:this==i,t.state)}function g(e){var t,n=e.length,r=this,o=0,a=r.i=r.j=0,i=r.S=[];for(n||(e=[n++]);o<l;)i[o]=o++;for(o=0;o<l;o++)i[o]=i[a=p&a+e[o%n]+(t=i[o])],i[a]=t;(r.g=function(e){for(var t,n=0,o=r.i,a=r.j,i=r.S;e--;)t=i[o=p&o+1],n=n*l+i[p&(i[o]=i[a=p&a+t])+(i[a]=t)];return r.i=o,r.j=a,n})(l)}function m(e,t){return t.i=e.i,t.j=e.j,t.S=e.S.slice(),t}function h(e,t){var n,r=[],o=typeof e;if(t&&"object"==o)for(n in e)try{r.push(h(e[n],t-1))}catch(e){}return r.length?r:"string"==o?e:e+"\0"}function v(e,t){for(var n,r=e+"",o=0;o<r.length;)t[p&o]=p&(n^=19*t[p&o])+r.charCodeAt(o++);return y(t)}function y(e){return String.fromCharCode.apply(0,e)}if(v(i.random(),a),e.exports){e.exports=f;try{s=n(706)}catch(e){}}else void 0===(r=function(){return f}.call(t,n,t,e))||(e.exports=r)}("undefined"!=typeof self?self:this,[],Math)},594:function(e){e.exports=function(e){"use strict";var t=["0","1","2","3","4","5","6","7","8","9","a","b","c","d","e","f"];function n(e,t){var n=e[0],r=e[1],o=e[2],a=e[3];r=((r+=((o=((o+=((a=((a+=((n=((n+=(r&o|~r&a)+t[0]-680876936|0)<<7|n>>>25)+r|0)&r|~n&o)+t[1]-389564586|0)<<12|a>>>20)+n|0)&n|~a&r)+t[2]+606105819|0)<<17|o>>>15)+a|0)&a|~o&n)+t[3]-1044525330|0)<<22|r>>>10)+o|0,r=((r+=((o=((o+=((a=((a+=((n=((n+=(r&o|~r&a)+t[4]-176418897|0)<<7|n>>>25)+r|0)&r|~n&o)+t[5]+1200080426|0)<<12|a>>>20)+n|0)&n|~a&r)+t[6]-1473231341|0)<<17|o>>>15)+a|0)&a|~o&n)+t[7]-45705983|0)<<22|r>>>10)+o|0,r=((r+=((o=((o+=((a=((a+=((n=((n+=(r&o|~r&a)+t[8]+1770035416|0)<<7|n>>>25)+r|0)&r|~n&o)+t[9]-1958414417|0)<<12|a>>>20)+n|0)&n|~a&r)+t[10]-42063|0)<<17|o>>>15)+a|0)&a|~o&n)+t[11]-1990404162|0)<<22|r>>>10)+o|0,r=((r+=((o=((o+=((a=((a+=((n=((n+=(r&o|~r&a)+t[12]+1804603682|0)<<7|n>>>25)+r|0)&r|~n&o)+t[13]-40341101|0)<<12|a>>>20)+n|0)&n|~a&r)+t[14]-1502002290|0)<<17|o>>>15)+a|0)&a|~o&n)+t[15]+1236535329|0)<<22|r>>>10)+o|0,r=((r+=((o=((o+=((a=((a+=((n=((n+=(r&a|o&~a)+t[1]-165796510|0)<<5|n>>>27)+r|0)&o|r&~o)+t[6]-1069501632|0)<<9|a>>>23)+n|0)&r|n&~r)+t[11]+643717713|0)<<14|o>>>18)+a|0)&n|a&~n)+t[0]-373897302|0)<<20|r>>>12)+o|0,r=((r+=((o=((o+=((a=((a+=((n=((n+=(r&a|o&~a)+t[5]-701558691|0)<<5|n>>>27)+r|0)&o|r&~o)+t[10]+38016083|0)<<9|a>>>23)+n|0)&r|n&~r)+t[15]-660478335|0)<<14|o>>>18)+a|0)&n|a&~n)+t[4]-405537848|0)<<20|r>>>12)+o|0,r=((r+=((o=((o+=((a=((a+=((n=((n+=(r&a|o&~a)+t[9]+568446438|0)<<5|n>>>27)+r|0)&o|r&~o)+t[14]-1019803690|0)<<9|a>>>23)+n|0)&r|n&~r)+t[3]-187363961|0)<<14|o>>>18)+a|0)&n|a&~n)+t[8]+1163531501|0)<<20|r>>>12)+o|0,r=((r+=((o=((o+=((a=((a+=((n=((n+=(r&a|o&~a)+t[13]-1444681467|0)<<5|n>>>27)+r|0)&o|r&~o)+t[2]-51403784|0)<<9|a>>>23)+n|0)&r|n&~r)+t[7]+1735328473|0)<<14|o>>>18)+a|0)&n|a&~n)+t[12]-1926607734|0)<<20|r>>>12)+o|0,r=((r+=((o=((o+=((a=((a+=((n=((n+=(r^o^a)+t[5]-378558|0)<<4|n>>>28)+r|0)^r^o)+t[8]-2022574463|0)<<11|a>>>21)+n|0)^n^r)+t[11]+1839030562|0)<<16|o>>>16)+a|0)^a^n)+t[14]-35309556|0)<<23|r>>>9)+o|0,r=((r+=((o=((o+=((a=((a+=((n=((n+=(r^o^a)+t[1]-1530992060|0)<<4|n>>>28)+r|0)^r^o)+t[4]+1272893353|0)<<11|a>>>21)+n|0)^n^r)+t[7]-155497632|0)<<16|o>>>16)+a|0)^a^n)+t[10]-1094730640|0)<<23|r>>>9)+o|0,r=((r+=((o=((o+=((a=((a+=((n=((n+=(r^o^a)+t[13]+681279174|0)<<4|n>>>28)+r|0)^r^o)+t[0]-358537222|0)<<11|a>>>21)+n|0)^n^r)+t[3]-722521979|0)<<16|o>>>16)+a|0)^a^n)+t[6]+76029189|0)<<23|r>>>9)+o|0,r=((r+=((o=((o+=((a=((a+=((n=((n+=(r^o^a)+t[9]-640364487|0)<<4|n>>>28)+r|0)^r^o)+t[12]-421815835|0)<<11|a>>>21)+n|0)^n^r)+t[15]+530742520|0)<<16|o>>>16)+a|0)^a^n)+t[2]-995338651|0)<<23|r>>>9)+o|0,r=((r+=((a=((a+=(r^((n=((n+=(o^(r|~a))+t[0]-198630844|0)<<6|n>>>26)+r|0)|~o))+t[7]+1126891415|0)<<10|a>>>22)+n|0)^((o=((o+=(n^(a|~r))+t[14]-1416354905|0)<<15|o>>>17)+a|0)|~n))+t[5]-57434055|0)<<21|r>>>11)+o|0,r=((r+=((a=((a+=(r^((n=((n+=(o^(r|~a))+t[12]+1700485571|0)<<6|n>>>26)+r|0)|~o))+t[3]-1894986606|0)<<10|a>>>22)+n|0)^((o=((o+=(n^(a|~r))+t[10]-1051523|0)<<15|o>>>17)+a|0)|~n))+t[1]-2054922799|0)<<21|r>>>11)+o|0,r=((r+=((a=((a+=(r^((n=((n+=(o^(r|~a))+t[8]+1873313359|0)<<6|n>>>26)+r|0)|~o))+t[15]-30611744|0)<<10|a>>>22)+n|0)^((o=((o+=(n^(a|~r))+t[6]-1560198380|0)<<15|o>>>17)+a|0)|~n))+t[13]+1309151649|0)<<21|r>>>11)+o|0,r=((r+=((a=((a+=(r^((n=((n+=(o^(r|~a))+t[4]-145523070|0)<<6|n>>>26)+r|0)|~o))+t[11]-1120210379|0)<<10|a>>>22)+n|0)^((o=((o+=(n^(a|~r))+t[2]+718787259|0)<<15|o>>>17)+a|0)|~n))+t[9]-343485551|0)<<21|r>>>11)+o|0,e[0]=n+e[0]|0,e[1]=r+e[1]|0,e[2]=o+e[2]|0,e[3]=a+e[3]|0}function r(e){var t,n=[];for(t=0;t<64;t+=4)n[t>>2]=e.charCodeAt(t)+(e.charCodeAt(t+1)<<8)+(e.charCodeAt(t+2)<<16)+(e.charCodeAt(t+3)<<24);return n}function o(e){var t,n=[];for(t=0;t<64;t+=4)n[t>>2]=e[t]+(e[t+1]<<8)+(e[t+2]<<16)+(e[t+3]<<24);return n}function a(e){var t,o,a,i,s,l,c=e.length,u=[1732584193,-271733879,-1732584194,271733878];for(t=64;t<=c;t+=64)n(u,r(e.substring(t-64,t)));for(o=(e=e.substring(t-64)).length,a=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],t=0;t<o;t+=1)a[t>>2]|=e.charCodeAt(t)<<(t%4<<3);if(a[t>>2]|=128<<(t%4<<3),t>55)for(n(u,a),t=0;t<16;t+=1)a[t]=0;return i=(i=8*c).toString(16).match(/(.*?)(.{0,8})$/),s=parseInt(i[2],16),l=parseInt(i[1],16)||0,a[14]=s,a[15]=l,n(u,a),u}function i(e){var n,r="";for(n=0;n<4;n+=1)r+=t[e>>8*n+4&15]+t[e>>8*n&15];return r}function s(e){var t;for(t=0;t<e.length;t+=1)e[t]=i(e[t]);return e.join("")}function l(e){return/[\u0080-\uFFFF]/.test(e)&&(e=unescape(encodeURIComponent(e))),e}function c(e){var t,n=[],r=e.length;for(t=0;t<r-1;t+=2)n.push(parseInt(e.substr(t,2),16));return String.fromCharCode.apply(String,n)}function u(){this.reset()}return s(a("hello")),"undefined"==typeof ArrayBuffer||ArrayBuffer.prototype.slice||function(){function e(e,t){return(e=0|e||0)<0?Math.max(e+t,0):Math.min(e,t)}ArrayBuffer.prototype.slice=function(t,n){var r,o,a,i,s=this.byteLength,l=e(t,s),c=s;return undefined!==n&&(c=e(n,s)),l>c?new ArrayBuffer(0):(r=c-l,o=new ArrayBuffer(r),a=new Uint8Array(o),i=new Uint8Array(this,l,r),a.set(i),o)}}(),u.prototype.append=function(e){return this.appendBinary(l(e)),this},u.prototype.appendBinary=function(e){this._buff+=e,this._length+=e.length;var t,o=this._buff.length;for(t=64;t<=o;t+=64)n(this._hash,r(this._buff.substring(t-64,t)));return this._buff=this._buff.substring(t-64),this},u.prototype.end=function(e){var t,n,r=this._buff,o=r.length,a=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];for(t=0;t<o;t+=1)a[t>>2]|=r.charCodeAt(t)<<(t%4<<3);return this._finish(a,o),n=s(this._hash),e&&(n=c(n)),this.reset(),n},u.prototype.reset=function(){return this._buff="",this._length=0,this._hash=[1732584193,-271733879,-1732584194,271733878],this},u.prototype.getState=function(){return{buff:this._buff,length:this._length,hash:this._hash.slice()}},u.prototype.setState=function(e){return this._buff=e.buff,this._length=e.length,this._hash=e.hash,this},u.prototype.destroy=function(){delete this._hash,delete this._buff,delete this._length},u.prototype._finish=function(e,t){var r,o,a,i=t;if(e[i>>2]|=128<<(i%4<<3),i>55)for(n(this._hash,e),i=0;i<16;i+=1)e[i]=0;r=(r=8*this._length).toString(16).match(/(.*?)(.{0,8})$/),o=parseInt(r[2],16),a=parseInt(r[1],16)||0,e[14]=o,e[15]=a,n(this._hash,e)},u.hash=function(e,t){return u.hashBinary(l(e),t)},u.hashBinary=function(e,t){var n=s(a(e));return t?c(n):n},u.ArrayBuffer=function(){this.reset()},u.ArrayBuffer.prototype.append=function(e){var t,r,a,i,s,l=(r=this._buff.buffer,a=e,i=!0,(s=new Uint8Array(r.byteLength+a.byteLength)).set(new Uint8Array(r)),s.set(new Uint8Array(a),r.byteLength),i?s:s.buffer),c=l.length;for(this._length+=e.byteLength,t=64;t<=c;t+=64)n(this._hash,o(l.subarray(t-64,t)));return this._buff=t-64<c?new Uint8Array(l.buffer.slice(t-64)):new Uint8Array(0),this},u.ArrayBuffer.prototype.end=function(e){var t,n,r=this._buff,o=r.length,a=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];for(t=0;t<o;t+=1)a[t>>2]|=r[t]<<(t%4<<3);return this._finish(a,o),n=s(this._hash),e&&(n=c(n)),this.reset(),n},u.ArrayBuffer.prototype.reset=function(){return this._buff=new Uint8Array(0),this._length=0,this._hash=[1732584193,-271733879,-1732584194,271733878],this},u.ArrayBuffer.prototype.getState=function(){var e,t=u.prototype.getState.call(this);return t.buff=(e=t.buff,String.fromCharCode.apply(null,new Uint8Array(e))),t},u.ArrayBuffer.prototype.setState=function(e){return e.buff=function(e,t){var n,r=e.length,o=new ArrayBuffer(r),a=new Uint8Array(o);for(n=0;n<r;n+=1)a[n]=e.charCodeAt(n);return t?a:o}(e.buff,!0),u.prototype.setState.call(this,e)},u.ArrayBuffer.prototype.destroy=u.prototype.destroy,u.ArrayBuffer.prototype._finish=u.prototype._finish,u.ArrayBuffer.hash=function(e,t){var r=s(function(e){var t,r,a,i,s,l,c=e.length,u=[1732584193,-271733879,-1732584194,271733878];for(t=64;t<=c;t+=64)n(u,o(e.subarray(t-64,t)));for(r=(e=t-64<c?e.subarray(t-64):new Uint8Array(0)).length,a=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],t=0;t<r;t+=1)a[t>>2]|=e[t]<<(t%4<<3);if(a[t>>2]|=128<<(t%4<<3),t>55)for(n(u,a),t=0;t<16;t+=1)a[t]=0;return i=(i=8*c).toString(16).match(/(.*?)(.{0,8})$/),s=parseInt(i[2],16),l=parseInt(i[1],16)||0,a[14]=s,a[15]=l,n(u,a),u}(new Uint8Array(e)));return t?c(r):r},u}()},34:function(e,t,n){"use strict";var r=n(22),o=n.n(r),a=n(793),i=n.n(a),s=n(490),l=n.n(s),c=new URL(n(352),n.b),u=i()(o()),d=l()(c);u.push([e.id,".viewer-module-fullScreen_bbk9Y {\n position: absolute;\n width: 100vw;\n height: 100vh;\n top: 0;\n left: 0;\n overflow: hidden;\n background: black;\n margin: 0;\n padding: 0;\n z-index: -1;\n display: flex;\n align-items: center;\n justify-content: center;\n}\n\n.viewer-module-fullParentSize_ETopO {\n position: absolute;\n width: 100%;\n height: 100%;\n top: 0;\n left: 0;\n overflow: hidden;\n}\n\n.viewer-module-bigFileDrop_aqCgh {\n position: absolute;\n left: 50%;\n top: 50%;\n transform: translate(-50%, -50%);\n background-color: white;\n background-image: url("+d+");\n background-repeat: no-repeat;\n background-position: center;\n background-size: contain;\n border-radius: 10px;\n width: 50px;\n padding: calc(50vh - 2em) calc(50vw - 25px - 2em);\n cursor: pointer;\n}\n\n.viewer-module-progress_cYjQJ {\n flex: none;\n font-size: 50px;\n color: black;\n z-index: 1;\n background: rgba(128,128,128,.5);\n padding: 20px;\n border-radius: 10px;\n -webkit-user-select: none;\n -moz-user-select: none;\n user-select: none;\n}\n",""]),u.locals={fullScreen:"viewer-module-fullScreen_bbk9Y",fullParentSize:"viewer-module-fullParentSize_ETopO",bigFileDrop:"viewer-module-bigFileDrop_aqCgh",progress:"viewer-module-progress_cYjQJ"},t.Z=u},396:function(e,t,n){var r=n(50),o=n(903);void 0===o.OfflineLocalView&&(o.OfflineLocalView=r),e.exports=r},892:function(e){"use strict";var t=[];function n(e){for(var n=-1,r=0;r<t.length;r++)if(t[r].identifier===e){n=r;break}return n}function r(e,r){for(var a={},i=[],s=0;s<e.length;s++){var l=e[s],c=r.base?l[0]+r.base:l[0],u=a[c]||0,d="".concat(c," ").concat(u);a[c]=u+1;var p=n(d),f={css:l[1],media:l[2],sourceMap:l[3],supports:l[4],layer:l[5]};if(-1!==p)t[p].references++,t[p].updater(f);else{var g=o(f,r);r.byIndex=s,t.splice(s,0,{identifier:d,updater:g,references:1})}i.push(d)}return i}function o(e,t){var n=t.domAPI(t);return n.update(e),function(t){if(t){if(t.css===e.css&&t.media===e.media&&t.sourceMap===e.sourceMap&&t.supports===e.supports&&t.layer===e.layer)return;n.update(e=t)}else n.remove()}}e.exports=function(e,o){var a=r(e=e||[],o=o||{});return function(e){e=e||[];for(var i=0;i<a.length;i++){var s=n(a[i]);t[s].references--}for(var l=r(e,o),c=0;c<a.length;c++){var u=n(a[c]);0===t[u].references&&(t[u].updater(),t.splice(u,1))}a=l}}},311:function(e){"use strict";var t={};e.exports=function(e,n){var r=function(e){if(void 0===t[e]){var n=document.querySelector(e);if(window.HTMLIFrameElement&&n instanceof window.HTMLIFrameElement)try{n=n.contentDocument.head}catch(e){n=null}t[e]=n}return t[e]}(e);if(!r)throw new Error("Couldn't find a style target. This probably means that the value for the 'insert' parameter is invalid.");r.appendChild(n)}},60:function(e){"use strict";e.exports=function(e){var t=document.createElement("style");return e.setAttributes(t,e.attributes),e.insert(t,e.options),t}},192:function(e,t,n){"use strict";e.exports=function(e){var t=n.nc;t&&e.setAttribute("nonce",t)}},760:function(e){"use strict";e.exports=function(e){var t=e.insertStyleElement(e);return{update:function(n){!function(e,t,n){var r="";n.supports&&(r+="@supports (".concat(n.supports,") {")),n.media&&(r+="@media ".concat(n.media," {"));var o=void 0!==n.layer;o&&(r+="@layer".concat(n.layer.length>0?" ".concat(n.layer):""," {")),r+=n.css,o&&(r+="}"),n.media&&(r+="}"),n.supports&&(r+="}");var a=n.sourceMap;a&&"undefined"!=typeof btoa&&(r+="\n/*# sourceMappingURL=data:application/json;base64,".concat(btoa(unescape(encodeURIComponent(JSON.stringify(a))))," */")),t.styleTagTransform(r,e,t.options)}(t,e,n)},remove:function(){!function(e){if(null===e.parentNode)return!1;e.parentNode.removeChild(e)}(t)}}}},865:function(e){"use strict";e.exports=function(e,t){if(t.styleSheet)t.styleSheet.cssText=e;else{for(;t.firstChild;)t.removeChild(t.firstChild);t.appendChild(document.createTextNode(e))}}},352:function(e,t,n){"use strict";e.exports=n.p+"138e7b1469f64156810a.jpg"},706:function(){}},t={};function n(r){var o=t[r];if(void 0!==o)return o.exports;var a=t[r]={id:r,loaded:!1,exports:{}};return e[r].call(a.exports,a,a.exports,n),a.loaded=!0,a.exports}n.m=e,n.amdD=function(){throw new Error("define cannot be used indirect")},n.amdO={},n.n=function(e){var t=e&&e.__esModule?function(){return e.default}:function(){return e};return n.d(t,{a:t}),t},n.d=function(e,t){for(var r in t)n.o(t,r)&&!n.o(e,r)&&Object.defineProperty(e,r,{enumerable:!0,get:t[r]})},n.g=function(){if("object"==typeof globalThis)return globalThis;try{return this||new Function("return this")()}catch(e){if("object"==typeof window)return window}}(),n.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},n.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},n.nmd=function(e){return e.paths=[],e.children||(e.children=[]),e},n.p="",n.b=document.baseURI||self.location.href,n.nc=void 0,n(396)}();
</script>
</body>
</html>