/**
 * PV - WebGL protein viewer v1.9.0dev
 * http://biasmv.github.io/pv
 * 
 * Copyright 2013-2015 Marco Biasini
 * Released under the MIT license
 */
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c=b[0],d=b[1],e=b[2],f=b[3],g=b[4],h=b[5],i=b[6],j=b[7],k=b[8],l=b[9],m=b[10],n=b[11],o=b[12],p=b[13],q=b[14],r=b[15],s=c*h-d*g,t=c*i-e*g,u=c*j-f*g,v=d*i-e*h,w=d*j-f*h,x=e*j-f*i,y=k*p-l*o,z=k*q-m*o,A=k*r-n*o,B=l*q-m*p,C=l*r-n*p,D=m*r-n*q,E=s*D-t*C+u*B+v*A-w*z+x*y;return E?(E=1/E,a[0]=(h*D-i*C+j*B)*E,a[1]=(e*C-d*D-f*B)*E,a[2]=(p*x-q*w+r*v)*E,a[3]=(m*w-l*x-n*v)*E,a[4]=(i*A-g*D-j*z)*E,a[5]=(c*D-e*A+f*z)*E,a[6]=(q*u-o*x-r*t)*E,a[7]=(k*x-m*u+n*t)*E,a[8]=(g*C-h*A+j*y)*E,a[9]=(d*A-c*C-f*y)*E,a[10]=(o*w-p*u+r*s)*E,a[11]=(l*u-k*w-n*s)*E,a[12]=(h*z-g*B-i*y)*E,a[13]=(c*B-d*z+e*y)*E,a[14]=(p*t-o*v-q*s)*E,a[15]=(k*v-l*t+m*s)*E,a):null},i.adjoint=function(a,b){var c=b[0],d=b[1],e=b[2],f=b[3],g=b[4],h=b[5],i=b[6],j=b[7],k=b[8],l=b[9],m=b[10],n=b[11],o=b[12],p=b[13],q=b[14],r=b[15];return a[0]=h*(m*r-n*q)-l*(i*r-j*q)+p*(i*n-j*m),a[1]=-(d*(m*r-n*q)-l*(e*r-f*q)+p*(e*n-f*m)),a[2]=d*(i*r-j*q)-h*(e*r-f*q)+p*(e*j-f*i),a[3]=-(d*(i*n-j*m)-h*(e*n-f*m)+l*(e*j-f*i)),a[4]=-(g*(m*r-n*q)-k*(i*r-j*q)+o*(i*n-j*m)),a[5]=c*(m*r-n*q)-k*(e*r-f*q)+o*(e*n-f*m),a[6]=-(c*(i*r-j*q)-g*(e*r-f*q)+o*(e*j-f*i)),a[7]=c*(i*n-j*m)-g*(e*n-f*m)+k*(e*j-f*i),a[8]=g*(l*r-n*p)-k*(h*r-j*p)+o*(h*n-j*l),a[9]=-(c*(l*r-n*p)-k*(d*r-f*p)+o*(d*n-f*l)),a[10]=c*(h*r-j*p)-g*(d*r-f*p)+o*(d*j-f*h),a[11]=-(c*(h*n-j*l)-g*(d*n-f*l)+k*(d*j-f*h)),a[12]=-(g*(l*q-m*p)-k*(h*q-i*p)+o*(h*m-i*l)),a[13]=c*(l*q-m*p)-k*(d*q-e*p)+o*(d*m-e*l),a[14]=-(c*(h*q-i*p)-g*(d*q-e*p)+o*(d*i-e*h)),a[15]=c*(h*m-i*l)-g*(d*m-e*l)+k*(d*i-e*h),a},i.determinant=function(a){var b=a[0],c=a[1],d=a[2],e=a[3],f=a[4],g=a[5],h=a[6],i=a[7],j=a[8],k=a[9],l=a[10],m=a[11],n=a[12],o=a[13],p=a[14],q=a[15],r=b*g-c*f,s=b*h-d*f,t=b*i-e*f,u=c*h-d*g,v=c*i-e*g,w=d*i-e*h,x=j*o-k*n,y=j*p-l*n,z=j*q-m*n,A=k*p-l*o,B=k*q-m*o,C=l*q-m*p;return r*C-s*B+t*A+u*z-v*y+w*x},i.multiply=function(a,b,c){var d=b[0],e=b[1],f=b[2],g=b[3],h=b[4],i=b[5],j=b[6],k=b[7],l=b[8],m=b[9],n=b[10],o=b[11],p=b[12],q=b[13],r=b[14],s=b[15],t=c[0],u=c[1],v=c[2],w=c[3];return a[0]=t*d+u*h+v*l+w*p,a[1]=t*e+u*i+v*m+w*q,a[2]=t*f+u*j+v*n+w*r,a[3]=t*g+u*k+v*o+w*s,t=c[4],u=c[5],v=c[6],w=c[7],a[4]=t*d+u*h+v*l+w*p,a[5]=t*e+u*i+v*m+w*q,a[6]=t*f+u*j+v*n+w*r,a[7]=t*g+u*k+v*o+w*s,t=c[8],u=c[9],v=c[10],w=c[11],a[8]=t*d+u*h+v*l+w*p,a[9]=t*e+u*i+v*m+w*q,a[10]=t*f+u*j+v*n+w*r,a[11]=t*g+u*k+v*o+w*s,t=c[12],u=c[13],v=c[14],w=c[15],a[12]=t*d+u*h+v*l+w*p,a[13]=t*e+u*i+v*m+w*q,a[14]=t*f+u*j+v*n+w*r,a[15]=t*g+u*k+v*o+w*s,a},i.fromMat3=function(a,b){return a[0]=b[0],a[1]=b[1],a[2]=b[2],a[3]=0,a[4]=b[3],a[5]=b[4],a[6]=b[5],a[7]=0,a[8]=b[6],a[9]=b[7],a[10]=b[8],a[11]=0,a[12]=0,a[13]=0,a[14]=0,a[15]=1,a},i.mul=i.multiply,i.translate=function(a,b,c){var d,e,f,g,h,i,j,k,l,m,n,o,p=c[0],q=c[1],r=c[2];return 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Math.abs(G)<b?null:(G=1/G,D*=G,E*=G,F*=G,f=Math.sin(d),g=Math.cos(d),h=1-g,i=c[0],j=c[1],k=c[2],l=c[3],m=c[4],n=c[5],o=c[6],p=c[7],q=c[8],r=c[9],s=c[10],t=c[11],u=D*D*h+g,v=E*D*h+F*f,w=F*D*h-E*f,x=D*E*h-F*f,y=E*E*h+g,z=F*E*h+D*f,A=D*F*h+E*f,B=E*F*h-D*f,C=F*F*h+g,a[0]=i*u+m*v+q*w,a[1]=j*u+n*v+r*w,a[2]=k*u+o*v+s*w,a[3]=l*u+p*v+t*w,a[4]=i*x+m*y+q*z,a[5]=j*x+n*y+r*z,a[6]=k*x+o*y+s*z,a[7]=l*x+p*y+t*z,a[8]=i*A+m*B+q*C,a[9]=j*A+n*B+r*C,a[10]=k*A+o*B+s*C,a[11]=l*A+p*B+t*C,c!==a&&(a[12]=c[12],a[13]=c[13],a[14]=c[14],a[15]=c[15]),a)},i.rotateX=function(a,b,c){var d=Math.sin(c),e=Math.cos(c),f=b[4],g=b[5],h=b[6],i=b[7],j=b[8],k=b[9],l=b[10],m=b[11];return b!==a&&(a[0]=b[0],a[1]=b[1],a[2]=b[2],a[3]=b[3],a[12]=b[12],a[13]=b[13],a[14]=b[14],a[15]=b[15]),a[4]=f*e+j*d,a[5]=g*e+k*d,a[6]=h*e+l*d,a[7]=i*e+m*d,a[8]=j*e-f*d,a[9]=k*e-g*d,a[10]=l*e-h*d,a[11]=m*e-i*d,a},i.rotateY=function(a,b,c){var d=Math.sin(c),e=Math.cos(c),f=b[0],g=b[1],h=b[2],i=b[3],j=b[8],k=b[9],l=b[10],m=b[11];return b!==a&&(a[4]=b[4],a[5]=b[5],a[6]=b[6],a[7]=b[7],a[12]=b[12],a[13]=b[13],a[14]=b[14],a[15]=b[15]),a[0]=f*e-j*d,a[1]=g*e-k*d,a[2]=h*e-l*d,a[3]=i*e-m*d,a[8]=f*d+j*e,a[9]=g*d+k*e,a[10]=h*d+l*e,a[11]=i*d+m*e,a},i.rotateZ=function(a,b,c){var d=Math.sin(c),e=Math.cos(c),f=b[0],g=b[1],h=b[2],i=b[3],j=b[4],k=b[5],l=b[6],m=b[7];return b!==a&&(a[8]=b[8],a[9]=b[9],a[10]=b[10],a[11]=b[11],a[12]=b[12],a[13]=b[13],a[14]=b[14],a[15]=b[15]),a[0]=f*e+j*d,a[1]=g*e+k*d,a[2]=h*e+l*d,a[3]=i*e+m*d,a[4]=j*e-f*d,a[5]=k*e-g*d,a[6]=l*e-h*d,a[7]=m*e-i*d,a},i.fromRotationTranslation=function(a,b,c){var d=b[0],e=b[1],f=b[2],g=b[3],h=d+d,i=e+e,j=f+f,k=d*h,l=d*i,m=d*j,n=e*i,o=e*j,p=f*j,q=g*h,r=g*i,s=g*j;return a[0]=1-(n+p),a[1]=l+s,a[2]=m-r,a[3]=0,a[4]=l-s,a[5]=1-(k+p),a[6]=o+q,a[7]=0,a[8]=m+r,a[9]=o-q,a[10]=1-(k+n),a[11]=0,a[12]=c[0],a[13]=c[1],a[14]=c[2],a[15]=1,a},i.fromQuat=function(a,b){var c=b[0],d=b[1],e=b[2],f=b[3],g=c+c,h=d+d,i=e+e,j=c*g,k=c*h,l=c*i,m=d*h,n=d*i,o=e*i,p=f*g,q=f*h,r=f*i;return a[0]=1-(m+o),a[1]=k+r,a[2]=l-q,a[3]=0,a[4]=k-r,a[5]=1-(j+o),a[6]=n+p,a[7]=0,a[8]=l+q,a[9]=n-p,a[10]=1-(j+m),a[11]=0,a[12]=0,a[13]=0,a[14]=0,a[15]=1,a},i.frustum=function(a,b,c,d,e,f,g){var h=1/(c-b),i=1/(e-d),j=1/(f-g);return a[0]=2*f*h,a[1]=0,a[2]=0,a[3]=0,a[4]=0,a[5]=2*f*i,a[6]=0,a[7]=0,a[8]=(c+b)*h,a[9]=(e+d)*i,a[10]=(g+f)*j,a[11]=-1,a[12]=0,a[13]=0,a[14]=g*f*2*j,a[15]=0,a},i.perspective=function(a,b,c,d,e){var f=1/Math.tan(b/2),g=1/(d-e);return a[0]=f/c,a[1]=0,a[2]=0,a[3]=0,a[4]=0,a[5]=f,a[6]=0,a[7]=0,a[8]=0,a[9]=0,a[10]=(e+d)*g,a[11]=-1,a[12]=0,a[13]=0,a[14]=2*e*d*g,a[15]=0,a},i.ortho=function(a,b,c,d,e,f,g){var h=1/(b-c),i=1/(d-e),j=1/(f-g);return a[0]=-2*h,a[1]=0,a[2]=0,a[3]=0,a[4]=0,a[5]=-2*i,a[6]=0,a[7]=0,a[8]=0,a[9]=0,a[10]=2*j,a[11]=0,a[12]=(b+c)*h,a[13]=(e+d)*i,a[14]=(g+f)*j,a[15]=1,a},i.lookAt=function(a,c,d,e){var f,g,h,j,k,l,m,n,o,p,q=c[0],r=c[1],s=c[2],t=e[0],u=e[1],v=e[2],w=d[0],x=d[1],y=d[2];return 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b=this._b;return!b.getContextAttributes().antialias&&this._do&&this._dF&&(a=2),this._bh=this._k*a,this._bi=this._l*a,this._bx=a,a>1&&this._dj(a),b.viewportWidth=this._bh,b.viewportHeight=this._bi,b.clearColor(this._cJ[0],this._cJ[1],this._cJ[2],1),b.lineWidth(2),b.cullFace(b.FRONT),b.enable(b.CULL_FACE),b.enable(b.DEPTH_TEST),!0},_cT:function(a,b,c){var d,e=this._b;if("fragment"===b)d=e.createShader(e.FRAGMENT_SHADER);else{if("vertex"!==b)return null;d=e.createShader(e.VERTEX_SHADER)}var f=a.replace("${PRECISION}",c);return e.shaderSource(d,f),e.compileShader(d),e.getShaderParameter(d,e.COMPILE_STATUS)?d:null},initShader:function(a,b,c){var e=this._b,f=this._cT(b,"fragment",c),g=this._cT(a,"vertex",c),h=e.createProgram();if(e.attachShader(h,g),e.attachShader(h,f),e.linkProgram(h),!e.getProgramParameter(h,e.LINK_STATUS))return null;var i=d.bind(e,e.getAttribLocation),j=d.bind(e,e.getUniformLocation);return h.posAttrib=i(h,"attrPos"),h.colorAttrib=i(h,"attrColor"),h.normalAttrib=i(h,"attrNormal"),h.objIdAttrib=i(h,"attrObjId"),h.selectAttrib=i(h,"attrSelect"),h.symId=j(h,"symId"),h.projection=j(h,"projectionMat"),h.modelview=j(h,"modelviewMat"),h.rotation=j(h,"rotationMat"),h.fog=j(h,"fog"),h.fogFar=j(h,"fogFar"),h.fogNear=j(h,"fogNear"),h.fogColor=j(h,"fogColor"),h.outlineColor=j(h,"outlineColor"),h.outlineWidth=j(h,"outlineWidth"),h.relativePixelSize=j(h,"relativePixelSize"),h.screenDoorTransparency=j(h,"screenDoorTransparency"),h.selectionColor=j(h,"selectionColor"),h.pointSize=j(h,"pointSize"),h.zoom=j(h,"zoom"),h.outlineEnabled=j(h,"outlineEnabled"),h},on:function(a,b){this._c.addEventListener(a,b,!1)},removeEventListener:function(a,b){this._c.removeEventListener(a,b,!1)},onWheel:function(a,b){"onwheel"in this._c?this.on("wheel",a):this.on("mousewheel",b)},domElement:function(){return this._c},bind:function(){this._cC(),this._b.viewport(0,0,this._bh,this._bi)},superSamplingFactor:function(){return this._bx},viewportWidth:function(){return this._bh},viewportHeight:function(){return this._bi},width:function(){return this._k},height:function(){return this._l},_ct:function(){this._c=document.createElement("canvas"),this._c.width=this._k,this._c.height=this._l,this._F.appendChild(this._c)},isWebGLSupported:function(){return a(this._b)},destroy:function(){this._c.width=1,this._c.height=1,this._c.parentElement.removeChild(this._c),this._c=null}},{Canvas:b,isWebGLSupported:a}}(),f=function(){"use strict";function a(a,b){this._k=b.width,this._l=b.height,this._dA=this._k,this._dB=this._l,this._b=a,this._dz=a.createFramebuffer(),a.bindFramebuffer(a.FRAMEBUFFER,this._dz),this._bG=a.createRenderbuffer(),a.bindRenderbuffer(a.RENDERBUFFER,this._bG),a.renderbufferStorage(a.RENDERBUFFER,a.DEPTH_COMPONENT16,this._k,this._l),a.framebufferRenderbuffer(a.FRAMEBUFFER,a.DEPTH_ATTACHMENT,a.RENDERBUFFER,this._bG),this._bI=a.createTexture(),this._ep()}return a.prototype={width:function(){return this._k},height:function(){return this._l},bind:function(){var a=this._b;a.bindFramebuffer(a.FRAMEBUFFER,this._dz),a.bindRenderbuffer(a.RENDERBUFFER,this._bG),(this._dA!==this._k||this._dB!==this._l)&&this._dU(),a.viewport(0,0,this._k,this._l)},colorTexture:function(){return this._bI},_ep:function(){this.bind();var a=this._b;a.bindTexture(a.TEXTURE_2D,this._bI),a.texImage2D(a.TEXTURE_2D,0,a.RGBA,this._k,this._l,0,a.RGBA,a.UNSIGNED_BYTE,null),a.framebufferTexture2D(a.FRAMEBUFFER,a.COLOR_ATTACHMENT0,a.TEXTURE_2D,this._bI,0),a.texParameteri(a.TEXTURE_2D,a.TEXTURE_MIN_FILTER,a.LINEAR),a.texParameteri(a.TEXTURE_2D,a.TEXTURE_MAG_FILTER,a.LINEAR),a.texParameteri(a.TEXTURE_2D,a.TEXTURE_WRAP_S,a.CLAMP_TO_EDGE),a.texParameteri(a.TEXTURE_2D,a.TEXTURE_WRAP_T,a.CLAMP_TO_EDGE),a.bindTexture(a.TEXTURE_2D,null),this.release()},_dU:function(){var a=this._b;a.bindRenderbuffer(a.RENDERBUFFER,this._bG),a.renderbufferStorage(a.RENDERBUFFER,a.DEPTH_COMPONENT16,this._k,this._l),a.bindTexture(a.TEXTURE_2D,this._bI),a.texImage2D(a.TEXTURE_2D,0,a.RGBA,this._k,this._l,0,a.RGBA,a.UNSIGNED_BYTE,null),a.framebufferTexture2D(a.FRAMEBUFFER,a.COLOR_ATTACHMENT0,a.TEXTURE_2D,this._bI,0),a.framebufferRenderbuffer(a.FRAMEBUFFER,a.DEPTH_ATTACHMENT,a.RENDERBUFFER,this._bG),a.bindTexture(a.TEXTURE_2D,null),this._dA=this._k,this._dB=this._l},resize:function(a,b){this._k=a,this._l=b},release:function(){var a=this._b;a.bindFramebuffer(a.FRAMEBUFFER,null),a.bindRenderbuffer(a.RENDERBUFFER,null)}},a}(),g=function(){"use strict";function a(a){this._bF=[],this._eC=a}return a.prototype.request=function(a){for(var b=-1,c=null,d=0;d<this._bF.length;++d){var e=this._bF[d],f=e.length;f>=a&&(null===c||c>f)&&(c=f,b=d)}if(-1!==b){var g=this._bF[b];return this._bF.splice(b,1),g}return new this._eC(a)},a.prototype.release=function(a){this._bF.push(a)},a}(),h=function(){"use strict";function b(a,b){if(a.length!==b.length)return!1;for(var c=0;c<a.length;++c)if(Math.abs(a[c]-b[c])>1e-6)return!1;return!0}function c(a){this._ci=f.create(),this._S=f.create(),this._dc=f.create(),this._o=f.create(),this._bN=f.create(),this._bj=.1,this._c6=[],this._ba=4e3,this._dp=-5,this._dq=50,this._b6=!0,this._cz=45*Math.PI/180,this._dr=d.fromValues(1,1,1),this._c5=d.fromValues(.1,.1,.1),this._cm=1,this._c4=!0,this._bQ=e.fromValues(.1,1,.1,.7),this._R=d.create(),this._H=50,this._cV=!1,this._be=!0,this._I=!0,this._3=1,this._b=a,this._b9=null,this._bv=0,this.setViewportSize(a.viewportWidth,a.viewportHeight)}var d=a.vec3,e=a.vec4,f=a.mat4;return c.prototype={_7:function(){this._bv+=1,this._bv>68719476735&&(this._bv=0)},setOutlineEnabled:function(a){this._c4=a,this._7()},setScreenDoorTransparency:function(a){this._cV=a,this._7()},setOutlineWidth:function(a){this._cm!==a&&(this._cm=a,this._7())},addOnCameraChanged:function(a){this._c6.push(a)},_bo:function(){var a=this;this._c6.forEach(function(b){b(a)})},setRotation:function(a){var c=!1;16===a.length?b(this._o,a)||(f.copy(this._o,a),c=!0):(f.fromMat3(this._o,a),c=!0),c&&(this._bo(),this._I=!0)},upsamplingFactor:function(){return this._3},setUpsamplingFactor:function(a){if(this._3!==a){this._7(),this._3=a;var b=this._3/this._k,c=this._3/this._l;this._c0=new Float32Array([b,c])}},mainAxes:function(){return[d.fromValues(this._o[0],this._o[4],this._o[8]),d.fromValues(this._o[1],this._o[5],this._o[9]),d.fromValues(this._o[2],this._o[6],this._o[10])]},fieldOfViewY:function(){return this._cz},setFieldOfViewY:function(a){this._cz=a,this._be=!0},aspectRatio:function(){return this._k/this._l},rotation:function(){return this._o},_dL:function(){var a=!1;return this._I&&(f.identity(this._S),f.translate(this._S,this._S,[-this._R[0],-this._R[1],-this._R[2]]),f.mul(this._S,this._o,this._S),f.identity(this._bN),f.translate(this._bN,this._bN,[0,0,-this._H]),f.mul(this._S,this._bN,this._S),a=!0),this._be&&(f.identity(this._ci),f.perspective(this._ci,this._cz,this._k/this._l,this._bj,this._ba),a=!0),this._be=!1,this._I=!1,a&&this._7(),a},setViewportSize:function(a,b){this._be=!0,this._k=a,this._l=b,this._c0=new Float32Array([this._3/a,this._3/b])},viewportWidth:function(){return this._k},viewportHeight:function(){return this._l},setCenter:function(a){b(this._R,a)||(this._I=!0,d.copy(this._R,a),this._bo())},fog:function(a){return void 0!==a&&a!==this._b6&&(this._b6=a,this._7()),this._b6},rotateZ:function(){var a=f.create();return function(b){f.identity(a),this._I=!0,f.rotate(a,a,b,[0,0,1]),f.mul(this._o,a,this._o),this._bo()}}(),rotateX:function(){var a=f.create();return function(b){f.identity(a),this._I=!0,f.rotate(a,a,b,[1,0,0]),f.mul(this._o,a,this._o),this._bo()}}(),rotateY:function(){var a=f.create();return function(b){f.identity(a),this._I=!0,f.rotate(a,a,b,[0,1,0]),f.mul(this._o,a,this._o),this._bo()}}(),panX:function(a){return this.panXY(a,0)},panY:function(a){return this.panXY(0,a)},panXY:function(){var a=f.create(),b=d.create();return function(c,e){f.transpose(a,this._o),this._I=!0,d.set(b,-c,e,0),d.transformMat4(b,b,a),d.add(b,b,this._R),this.setCenter(b)}}(),nearOffset:function(){return this._bj},farOffset:function(){return this._ba},setNearFar:function(a,b){(a!==this._bj||b!==this._ba)&&(this._bj=a,this._ba=b,this._be=!0)},setFogNearFar:function(a,b){this._dp=a,this._dq=b,this._be=!0},setZoom:function(a){return Math.abs(this._H-a)>1e-8&&(this._I=!0,this._H=a),this._H},zoom:function(a){if(void 0===a)return this._H;this._I=!0;var b=1+.1*a;return this._H=Math.min(1e3,Math.max(2,b*this._H)),this._bo(),this._H},center:function(){return this._R},setFogColor:function(a){this._dr=d.clone(a)},currentShader:function(){return this._b9},invalidateCurrentShader:function(){this._b9=null},setOutlineColor:function(a){this._c5=d.clone(a)},setSelectionColor:function(a){this._bQ=d.clone(a),3===a.length?this._bQ=e.fromValues(a[0],a[1],a[2],.7):this._bQ=e.clone(a),this._7()},bind:function(a,b){var c=!1,d=this._b;if(this._b9!==a&&(this._b9=a,d.useProgram(a),c=!0),c=this._dL()||c,b?(f.mul(this._dc,this._S,b),d.uniformMatrix4fv(a.modelview,!1,this._dc)):d.uniformMatrix4fv(a.modelview,!1,this._S),this._bv!==a.stateId){a.stateId=this._bv,d.uniformMatrix4fv(a.projection,!1,this._ci),a.rotation&&d.uniformMatrix4fv(a.rotation,!1,this._o),d.uniform1i(a.fog,this._b6);var e=this._H;d.uniform1f(a.fogFar,this._dq+e),d.uniform1f(a.zoom,this._H),d.uniform1f(a.fogNear,this._dp+e),d.uniform3fv(a.fogColor,this._dr),d.uniform3fv(a.outlineColor,this._c5),d.uniform4fv(a.selectionColor,this._bQ),d.uniform2fv(a.relativePixelSize,this._c0),d.uniform1f(a.outlineWidth,this._cm),d.uniform1i(a.screenDoorTransparency,this._cV),d.uniform1i(a.outlineEnabled,this._c4)}}},c}(),i={PRELUDE_FS:"\nprecision ${PRECISION} float;\nuniform bool screenDoorTransparency;\nvec4 handleAlpha(vec4 inColor) {\n  if (screenDoorTransparency) {\n    ivec2 pxCoord = ivec2(gl_FragCoord.xy);\n    ivec2 mod = pxCoord - (pxCoord/2) * 2;\n    if (inColor.a < 0.99 &&\n        (inColor.a < 0.01 || mod.x != 0 || mod.y != 0)) { discard; }\n    return vec4(inColor.rgb, 1.0);\n  } else {\n    if (inColor.a == 0.0) { discard; }\n    return inColor;\n  } \n} \n\nint intMod(int x, int y) { \n  int z = x/y;\n  return x-y*z;\n}\n\nuniform vec4 selectionColor;\n\nvec3 handleSelect(vec3 inColor, float vertSelect) { \n  return mix(inColor, selectionColor.rgb, \n             step(0.5, vertSelect) * selectionColor.a); \n} \n\nuniform bool fog;\nuniform float fogNear;\nuniform float fogFar;\nuniform vec3 fogColor;\nvec3 handleFog(vec3 inColor) {\n  if (fog) {\n    float depth = gl_FragCoord.z / gl_FragCoord.w;\n    float fogFactor = smoothstep(fogNear, fogFar, depth);\n    return mix(inColor, fogColor, fogFactor);\n  } else {\n    return inColor;\n  }\n}",LINES_FS:"\nvarying vec4 vertColor;\nvarying vec3 vertNormal;\n\nvoid main(void) {\n  gl_FragColor = handleAlpha(vertColor);\n  gl_FragColor.rgb = handleFog(gl_FragColor.rgb);\n}",SELECT_LINES_FS:"\nprecision ${PRECISION} float;\n\nvarying float vertSelect;\nvarying vec3 vertNormal;\nuniform float fogNear;\nuniform float fogFar;\nuniform vec3 fogColor;\nuniform bool fog;\nuniform vec4 selectionColor;\n\nvoid main(void) {\n  gl_FragColor = mix(vec4(0.0, 0.0, 0.0, 0.0), \n                     vec4(selectionColor.rgb, 1.0), vertSelect);\n  gl_FragColor.a = step(0.5, vertSelect);\n  if (gl_FragColor.a == 0.0) { discard; }\n  float depth = gl_FragCoord.z / gl_FragCoord.w;\n  if (fog) {\n    float fog_factor = smoothstep(fogNear, fogFar, depth);\n    gl_FragColor = mix(gl_FragColor, vec4(fogColor, gl_FragColor.w),\n                        fog_factor);\n  }\n}",SELECT_LINES_VS:"\nattribute vec3 attrPos;\nattribute float attrSelect;\n\nuniform mat4 projectionMat;\nuniform mat4 modelviewMat;\nuniform float pointSize;\nvarying float vertSelect;\nvoid main(void) {\n  gl_Position = projectionMat * modelviewMat * vec4(attrPos, 1.0);\n  gl_Position.z += gl_Position.w * 0.000001; \n  float distToCamera = vec4(modelviewMat * vec4(attrPos, 1.0)).z;\n  gl_PointSize = pointSize * 200.0 / abs(distToCamera); \n  vertSelect = attrSelect;\n}",SELECT_VS:"\nprecision ${PRECISION} float;\nuniform mat4 projectionMat;\nuniform mat4 modelviewMat;\nuniform float pointSize;\nattribute vec3 attrPos;\nattribute float attrObjId;\nattribute vec4 attrColor;\n\nvarying float objId;\nvarying float objAlpha;\n\nvoid main(void) {\n  gl_Position = projectionMat * modelviewMat * vec4(attrPos, 1.0);\n  float distToCamera = vec4(modelviewMat * vec4(attrPos, 1.0)).z;\n  gl_PointSize = pointSize * 200.0 / abs(distToCamera); \n  objId = attrObjId;\n  objAlpha = attrColor.a;\n}",SELECT_FS:"\nprecision ${PRECISION} float;\n\nvarying float objId;\nvarying float objAlpha;\nuniform int symId;\n\nint intMod(int x, int y) { \n  int z = x/y;\n  return x-y*z;\n}\nvoid main(void) {\n  if (objAlpha == 0.0) { discard; }\n  // ints are only required to be 7bit...\n  int integralObjId = int(objId+0.5);\n  int red = intMod(integralObjId, 256);\n  integralObjId/=256;\n  int green = intMod(integralObjId, 256);\n  integralObjId/=256;\n  int blue = intMod(integralObjId, 256);\n  int alpha = symId;\n  gl_FragColor = vec4(float(red), float(green), \n                      float(blue), float(alpha))/255.0;\n}",LINES_VS:"\nattribute vec3 attrPos;\nattribute vec4 attrColor;\n\nuniform mat4 projectionMat;\nuniform mat4 modelviewMat;\nvarying vec4 vertColor;\nuniform float pointSize;\nvoid main(void) {\n  gl_Position = projectionMat * modelviewMat * vec4(attrPos, 1.0);\n  float distToCamera = vec4(modelviewMat * vec4(attrPos, 1.0)).z;\n  gl_PointSize = pointSize * 200.0 / abs(distToCamera); \n  vertColor = attrColor;\n}",HEMILIGHT_FS:"\nvarying vec4 vertColor;\nvarying vec3 vertNormal;\nvarying float vertSelect;\n\nvoid main(void) {\n  float dp = dot(vertNormal, vec3(0.0, 0.0, 1.0));\n  float hemi = min(1.0, max(0.0, dp)*0.6+0.5);\n  gl_FragColor = vec4(vertColor.rgb*hemi, vertColor.a);\n  gl_FragColor.rgb = handleFog(handleSelect(gl_FragColor.rgb, vertSelect));\n  gl_FragColor = handleAlpha(gl_FragColor);\n}",PHONG_FS:"\nvarying vec4 vertColor;\nvarying vec3 vertNormal;\nvarying vec3 vertPos;\nuniform float zoom;\nvarying float vertSelect;\n\nvoid main(void) {\n  vec3 eyePos = vec3(0.0, 0.0, zoom);\n  float dp = dot(vertNormal, normalize(eyePos - vertPos));\n  float hemi = min(1.0, max(0.3, dp)+0.2);\n  //hemi *= vertColor.a;\n  vec3 rgbColor = vertColor.rgb * hemi; \n  //gl_FragDepthEXT = gl_FragCoord.z;\n  rgbColor += min(vertColor.rgb, 0.8) * pow(max(0.0, dp), 18.0);\n  rgbColor = handleSelect(rgbColor, vertSelect);\n  gl_FragColor = vec4(clamp(rgbColor, 0.0, 1.0), vertColor.a);\n  gl_FragColor.rgb = handleFog(gl_FragColor.rgb);\n  gl_FragColor = handleAlpha(gl_FragColor);\n}",HEMILIGHT_VS:"\nattribute vec3 attrPos;\nattribute vec4 attrColor;\nattribute vec3 attrNormal;\nattribute float attrSelect;\n\nuniform mat4 projectionMat;\nuniform mat4 modelviewMat;\nvarying vec4 vertColor;\nvarying vec3 vertNormal;\nvarying vec3 vertPos;\nvarying float vertSelect;\nvoid main(void) {\n  vertPos = (modelviewMat * vec4(attrPos, 1.0)).xyz;\n  gl_Position = projectionMat * modelviewMat * vec4(attrPos, 1.0);\n  vec4 n = (modelviewMat * vec4(attrNormal, 0.0));\n  vertNormal = n.xyz;\n  vertColor = attrColor;\n  vertSelect = attrSelect;\n}",OUTLINE_FS:"\nvarying float vertAlpha;\nvarying float vertSelect;\n\nuniform vec3 outlineColor;\n\nvoid main() {\n  gl_FragColor = vec4(mix(outlineColor, selectionColor.rgb, \n                          step(0.5, vertSelect)), \n                      vertAlpha);\n  gl_FragColor.rgb = handleFog(gl_FragColor.rgb);\n  gl_FragColor = handleAlpha(gl_FragColor);\n}",OUTLINE_VS:"\nprecision ${PRECISION} float;\n\nattribute vec3 attrPos;\nattribute vec3 attrNormal;\nattribute vec4 attrColor;\nattribute float attrSelect;\n\nuniform vec3 outlineColor;\nuniform mat4 projectionMat;\nuniform mat4 modelviewMat;\nvarying float vertAlpha;\nvarying float vertSelect;\nuniform vec2 relativePixelSize;\nuniform float outlineWidth;\nuniform float outlineOffset;\n\nvoid main(void) {\n  gl_Position = projectionMat * modelviewMat * vec4(attrPos, 1.0);\n  vec4 normal = modelviewMat * vec4(attrNormal, 0.0);\n  vertAlpha = attrColor.a;\n  vertSelect = attrSelect;\n  vec2 expansion = relativePixelSize * \n       (outlineWidth + 2.0 * step(0.5, attrSelect));\n  vec2 offset = normal.xy * expansion;\n  gl_Position.xy += gl_Position.w * offset;\n  gl_Position.z += gl_Position.w * outlineOffset;\n}",TEXT_VS:"\nprecision ${PRECISION} float;\n\nattribute vec3 attrCenter;\nattribute vec2 attrCorner;\nuniform mat4 projectionMat;\nuniform mat4 modelviewMat;\nuniform mat4 rotationMat;\nvarying vec2 vertTex;\nuniform float width;\nuniform float height;\nvoid main() { \n  vec4 pos = modelviewMat* vec4(attrCenter, 1.0);\n  pos.z += 4.0;\n  gl_Position = projectionMat * pos;\n  gl_Position.xy += vec2(width,height)*attrCorner*gl_Position.w; \n  vertTex = (attrCorner+abs(attrCorner))/(2.0*abs(attrCorner)); \n}",TEXT_FS:"\nprecision ${PRECISION} float;\n\nuniform mat4 projectionMat;\nuniform mat4 modelviewMat;\nuniform sampler2D sampler;\nuniform float xScale;\nuniform float yScale;\nvarying vec2 vertTex;\nvoid main() { \n  vec2 texCoord = vec2(vertTex.x*xScale, vertTex.y*yScale);\n  gl_FragColor = texture2D(sampler, texCoord);\n  if (gl_FragColor.a == 0.0) { discard; }\n}",SPHERES_FS:"\n#extension GL_EXT_frag_depth : enable\n\nvarying vec2 vertTex;\nvarying vec4 vertCenter;\nvarying vec4 vertColor;\nvarying float vertSelect;\nvarying float radius;\nuniform mat4 projectionMat;\nuniform vec3 outlineColor;\nvarying float border;\nuniform bool outlineEnabled;\n\nvoid main(void) {\n  float zz = dot(vertTex, vertTex);\n  if (zz > 1.0)\n    discard;\n  vec3 normal = vec3(vertTex.x, vertTex.y, sqrt(1.0-zz));\n  vec3 pos = vertCenter.xyz + normal * radius;\n  float dp = normal.z;\n  float hemi = sqrt(min(1.0, max(0.3, dp) + 0.2));\n  vec4 projected = projectionMat * vec4(pos, 1.0);\n  float depth = projected.z / projected.w;\n  gl_FragDepthEXT = (depth + 1.0) * 0.5;\n  vec3 rgbColor = vertColor.rgb * hemi; \n  rgbColor += min(vertColor.rgb, 0.8) * pow(max(0.0, dp), 18.0);\n  if (outlineEnabled) { \n    rgbColor = mix(rgbColor * hemi, outlineColor, step(border, sqrt(zz)));\n  } else { \n    rgbColor *= hemi; \n  } \n  rgbColor = handleSelect(rgbColor, vertSelect);\n  vec4 fogged = vec4(handleFog(rgbColor), vertColor.a);\n  gl_FragColor = handleAlpha(fogged);\n}",SPHERES_VS:"\nprecision ${PRECISION} float;\nattribute vec3 attrPos;\nattribute vec4 attrColor;\nattribute vec3 attrNormal;\nattribute float attrSelect;\nuniform vec2 relativePixelSize;\nuniform float outlineWidth;\nvarying float radius;\n\nuniform mat4 projectionMat;\nuniform mat4 modelviewMat;\nuniform mat4 rotationMat;\nvarying vec4 vertColor;\nvarying vec2 vertTex;\nvarying float border;\nvarying vec4 vertCenter;\nvarying float vertSelect;\nvoid main() {\n  vec3 d = vec3(attrNormal.xy * attrNormal.z, 0.0);\n  vec4 rotated = vec4(d, 0.0)*rotationMat;\n  gl_Position = projectionMat * modelviewMat * \n                (vec4(attrPos, 1.0)+rotated);\n  vertTex = attrNormal.xy;\n  vertColor = attrColor;\n  vertSelect = attrSelect;\n  vertCenter = modelviewMat* vec4(attrPos, 1.0);\n  float dist = length((projectionMat * vertCenter).xy - gl_Position.xy);\n  float dd = dist / gl_Position.w;\n  border = 1.0 - outlineWidth * 1.4 * length(relativePixelSize)/dd;\n  radius = attrNormal.z;\n}",SELECT_SPHERES_FS:"\n#extension GL_EXT_frag_depth : enable\n\nvarying vec2 vertTex;\nvarying vec4 vertCenter;\nvarying vec4 vertColor;\nuniform mat4 projectionMat;\nvarying float objId;\nvarying float radius;\nuniform int symId;\n\nvoid main(void) {\n  float zz = dot(vertTex, vertTex);\n  if (zz > 1.0)\n    discard;\n  vec3 normal = vec3(vertTex.x, vertTex.y, sqrt(1.0-zz));\n  vec3 pos = vertCenter.xyz + normal * radius;\n  vec4 projected = projectionMat * vec4(pos, 1.0);\n  float depth = projected.z / projected.w;\n  gl_FragDepthEXT = (depth + 1.0) * 0.5;\n  // ints are only required to be 7bit...\n  int integralObjId = int(objId+0.5);\n  int red = intMod(integralObjId, 256);\n  integralObjId/=256;\n  int green = intMod(integralObjId, 256);\n  integralObjId/=256;\n  int blue = intMod(integralObjId, 256);\n  int alpha = symId;\n  gl_FragColor = vec4(float(red), float(green), \n                      float(blue), float(alpha))/255.0;\n}",SELECT_SPHERES_VS:"\nprecision ${PRECISION} float;\nattribute vec3 attrPos;\nattribute vec4 attrColor;\nattribute vec3 attrNormal;\nattribute float attrObjId;\nvarying float radius;\n\nuniform mat4 projectionMat;\nuniform mat4 modelviewMat;\nuniform mat4 rotationMat;\nvarying vec2 vertTex;\nvarying vec4 vertCenter;\nvarying float objId;\nvoid main() {\n  vec3 d = vec3(attrNormal.xy * attrNormal.z, 0.0);\n  vec4 rotated = vec4(d, 0.0)*rotationMat;\n  //vec4 rotated = vec4(d, 0.0);\n  gl_Position = projectionMat * modelviewMat * \n                (vec4(attrPos, 1.0)+rotated);\n  vertTex = attrNormal.xy;\n  vertCenter = modelviewMat* vec4(attrPos, 1.0);\n  radius = attrNormal.z;\n  objId = attrObjId;\n}"},j=function(){"use strict";function a(a,b,c){this._bb=a,this._bb.addEventListener("touchmove",d.bind(this,this._dN)),this._bb.addEventListener("touchstart",d.bind(this,this._dM)),this._bb.addEventListener("touchend",d.bind(this,this._cO)),this._bb.addEventListener("touchcancel",d.bind(this,this._cO)),this._4={scale:1,rotation:0,center:null},this._bk=null,this._u=b,this._d=c}function b(a){for(var b=0,c=0,d=0;d<a.length;++d)b+=a[d].clientX,c+=a[d].clientY;return b/=a.length,c/=a.length,{x:b,y:c}}function c(a,b){var c=b.x-a.x,d=b.y-a.y;return Math.sqrt(c*c+d*d)}function e(a,b){var d=c(a[0],a[1]),e=c(b[0],b[1]);return e/(0===d?1:d)}function f(a,b){var c=b.x-a.x,d=b.y-a.y;return Math.atan2(d,c)}function g(a,b){return f(b[1],b[0])-f(a[1],a[0])}return a.prototype={_dt:function(a,c){var d={};d.center=b(c.targetTouches),d.pointers=[];for(var f=0;f<c.targetTouches.length;++f){var h=c.targetTouches[f];d.pointers.push({x:h.clientX,y:h.clientY})}return 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Date).getTime();if(null!==this._bk){var c=b-this._bk;300>c&&(this._u._b2._da({clientX:a.targetTouches[0].clientX,clientY:a.targetTouches[0].clientY}),b=null)}this._bk=b}else this._bk=null;this._4=this._dt(this._4,a)},_cO:function(a){if(a.preventDefault(),this._bk){var b=this._bb.getBoundingClientRect(),c=this._4.pointers[0],d=this._u.pick({x:c.x-b.left,y:c.y-b.top});this._u._b8(a,"click",d)}}},a}(),k=function(){"use strict";function a(a,b,c,d){this._u=b,this._c=a,this._d=c,this._c=a,this._eF=d,this._cq=null,this._eq()}return a.prototype={_ez:function(a){null!==a&&this._u.setCenter(a.pos(),this._eF)},_d9:function(a){var b=this._c,c=(new Date).getTime();if((null===this._cq||c-this._cq>300)&c-this._eh<300){var d=this._c.domElement().getBoundingClientRect(),e=this._u.pick({x:a.clientX-d.left,y:a.clientY-d.top});this._u._b8(a,"click",e)}this._cq=c,b.removeEventListener("mousemove",this._b0),b.removeEventListener("mousemove",this._b1),b.removeEventListener("mouseup",this._bW),document.removeEventListener("mouseup",this._bW),document.removeEventListener("mousemove",this._b0),document.removeEventListener("mousemove",this._b1)},setCam:function(a){this._d=a},_eq:function(){return this._b1=d.bind(this,this._eb),this._b0=d.bind(this,this._ea),this._bW=d.bind(this,this._d9),this._c.onWheel(d.bind(this,this._d7),d.bind(this,this._d8)),this._c.on("dblclick",d.bind(this,this._da)),this._c.on("mousedown",d.bind(this,this._ec)),!0},_d8:function(a){this._d.zoom(a.wheelDelta<0?-1:1),a.preventDefault(),this._u.requestRedraw()},_d7:function(a){this._d.zoom(a.deltaY<0?1:-1),a.preventDefault(),this._u.requestRedraw()},_da:function(){return function(a){var b=this._c.domElement().getBoundingClientRect(),c=this._u.pick({x:a.clientX-b.left,y:a.clientY-b.top});this._u._b8(a,"doubleClick",c),this._u.requestRedraw()}}(),_ec:function(a){(0===a.button||1===a.button)&&(this._eh=(new Date).getTime(),a.preventDefault(),a.shiftKey===!0||1===a.button?(this._c.on("mousemove",this._b1),document.addEventListener("mousemove",this._b1,!1)):(this._c.on("mousemove",this._b0),document.addEventListener("mousemove",this._b0,!1)),this._c.on("mouseup",this._bW),document.addEventListener("mouseup",this._bW,!1),this._bl={x:a.pageX,y:a.pageY})},_ea:function(a){var b={x:a.pageX,y:a.pageY},c={x:b.x-this._bl.x,y:b.y-this._bl.y},d=.005;this._d.rotateX(d*c.y),this._d.rotateY(d*c.x),this._bl=b,this._u.requestRedraw()},_eb:function(a){var b={x:a.pageX,y:a.pageY},c={x:b.x-this._bl.x,y:b.y-this._bl.y},d=.002*Math.tan(.5*this._d.fieldOfViewY())*this._d.zoom();this._d.panXY(d*c.x,d*c.y),this._bl=b,this._u.requestRedraw()}},a}(),l=function(){"use strict";function b(a,b,c){return c?a*b:b*(a-1)+1}function c(a,c,d,e,g,h){g=g||!1,e=e||.5;var i=null,j=3*b(c,d,g);i=h?h.request(j):new Float32Array(j);var k,l,n,o=0,p=1/d,q=f.create(),r=f.create(),s=f.create(),t=f.create(),u=f.create(),v=f.create();for(f.set(t,a[0],a[1],a[2]),f.set(u,a[3],a[4],a[5]),g?(f.set(s,a[a.length-3],a[a.length-2],a[a.length-1]),f.sub(q,u,s),f.scale(q,q,e)):(f.set(s,a[0],a[1],a[2]),f.set(q,0,0,0)),k=1,n=c-1;n>k;++k){for(f.set(v,a[3*(k+1)],a[3*(k+1)+1],a[3*(k+1)+2]),f.sub(r,v,t),f.scale(r,r,e),l=0;d>l;++l)m(i,t,q,u,r,p*l,o),o+=3;f.copy(s,t),f.copy(t,u),f.copy(u,v),f.copy(q,r)}for(g?(f.set(v,a[0],a[1],a[3]),f.sub(r,v,t),f.scale(r,r,e)):f.set(r,0,0,0),l=0;d>l;++l)m(i,t,q,u,r,p*l,o),o+=3;if(!g)return i[o]=a[3*(c-1)+0],i[o+1]=a[3*(c-1)+1],i[o+2]=a[3*(c-1)+2],i;for(f.copy(s,t),f.copy(t,u),f.copy(u,v),f.copy(q,r),f.set(v,a[3],a[4],a[5]),f.sub(r,v,t),f.scale(r,r,e),l=0;d>l;++l)m(i,t,q,u,r,p*l,o),o+=3;return i}function d(a,b){this._R=a||f.create(),this._dW=b||1}function e(a,b){for(var c=new Float32Array(b*(a.length-1)+1),d=0,e=0,f=0,g=1/b,h=0;h<a.length-1;++h){e=a[h],f=a[h+1];for(var i=0;b>i;++i){var j=g*i;c[d+0]=e*(1-j)+f*j,d+=1}}return c[d+0]=f,c}var f=a.vec3,g=a.vec4,h=a.mat3,i=a.quat,j=function(){var a=f.create();return function(b,c,d){return f.cross(a,b,c),Math.atan2(f.dot(a,d),f.dot(b,c))}}(),k=function(){var a=f.create();return function(b,c){return f.copy(a,c),Math.abs(c[0])<Math.abs(c[1])?Math.abs(c[0])<Math.abs(c[2])?a[0]+=1:a[2]+=1:Math.abs(c[1])<Math.abs(c[2])?a[1]+=1:a[2]+=1,f.cross(b,c,a)}}(),l=function(a,b,c){var d=Math.sin(c),e=Math.cos(c),f=b[0],g=b[1],h=b[2],i=f*f,j=f*g,k=f*h,l=g*g,m=g*h,n=h*h;return a[0]=i+e-i*e,a[1]=j-e*j-d*h,a[2]=k-e*k+d*g,a[3]=j-e*j+d*h,a[4]=l+e-e*l,a[5]=m-e*m-d*f,a[6]=k-e*k-d*g,a[7]=m-e*m+d*f,a[8]=n+e-e*n,a},m=function(){var a=f.create();return function(b,c,d,e,g,h,i){var j=h*h,k=3-2*h,l=j*k,m=1-l,n=j*(h-2)+h,o=j*(h-1);f.copy(a,c),f.scale(a,a,m),f.scaleAndAdd(a,a,d,n),f.scaleAndAdd(a,a,e,l),f.scaleAndAdd(a,a,g,o),
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function(a,b,c,d,e){e?f.cross(d,b,c):k(d,b),f.cross(c,d,b),f.normalize(d,d),f.normalize(c,c),a[0]=c[0],a[1]=c[1],a[2]=c[2],a[3]=d[0],a[4]=d[1],a[5]=d[2],a[6]=b[0],a[7]=b[1],a[8]=b[2]}}();return{signedAngle:j,axisRotation:l,ortho:k,diagonalizer:n,catmullRomSpline:c,cubicHermiteInterpolate:m,interpolateScalars:e,catmullRomSplineNumPoints:b,Sphere:d,buildRotation:o}}(),m=S=function(){"use strict";function a(a){this._bJ=[],this._U=!0,this._L=name||"",this._b=a,this._cn=1}return a.prototype={order:function(a){return void 0!==a&&(this._cn=a),this._cn},add:function(a){this._bJ.push(a)},draw:function(a,b,c,d){for(var e=0,f=this._bJ.length;e!==f;++e)this._bJ[e].draw(a,b,c,d)},show:function(){this._U=!0},hide:function(){this._U=!1},name:function(a){return void 0!==a&&(this._L=a),this._L},destroy:function(){for(var a=0;a<this._bJ.length;++a)this._bJ[a].destroy()},visible:function(){return this._U}},a}(),n=V=function(){"use strict";function b(a,b){a.eachResidue(function(a){var c=a.centralAtom();null!==c&&b(c,c.pos())})}function c(a){S.call(this,a),this._8=[],this._O=[],this._cS=null,this._bR=null}var e=a.vec3,f=function(){var a=e.create();return function(b,c,d){for(var f=0;f<c.length;++f)for(var g=c[f],h=b.chainsByName(g.chains()),i=0;i<g.matrices().length;++i)for(var j=g.matrix(i),k=0;k<h.length;++k)for(var l=h[k],m=0;m<l.residues().length;++m){var n=l.residues()[m].centralAtom();null!==n&&(e.transformMat4(a,n.pos(),j),d(n,a))}}}();return d.derive(c,S,{setShowRelated:function(a){return a&&"asym"!==a&&null===this.structure().assembly(a)?void 0:(this._cS=a,a)},symWithIndex:function(a){if("asym"===this.showRelated())return null;var b=this.structure().assembly(this.showRelated());if(!b)return null;for(var c=b.generators(),d=0;d<c.length;++d){if(c[d].matrices().length>a)return c[d].matrix(a);a-=c[d].matrices().length}return null},showRelated:function(){return this._cS},select:function(a){return this.structure().select(a)},structure:function(){return this._O[0]._g},getColorForAtom:function(a,b){return this._O[0].getColorForAtom(a,b)},addIdRange:function(a){this._8.push(a)},destroy:function(){S.prototype.destroy.call(this);for(var a=0;a<this._8.length;++a)this._8[a].recycle()},eachCentralAtom:function(a){var c=this,d=c.structure(),e=d.assembly(c.showRelated());return null===e?b(d,a):f(d,e.generators(),a)},addVertAssoc:function(a){this._O.push(a)},_cc:function(a){for(var b=this.vertArrays(),c=[],d={},e=0;e<a.length;++e)d[a[e]]=!0;for(var f=0;f<b.length;++f)d[b[f].chain()]===!0&&c.push(b[f]);return c},_es:function(a,b,c){for(var d=c.generators(),e=0;e<d.length;++e){var f=d[e],g=this._cc(f.chains());this._cE(a,b,g,f.matrices())}},_dK:function(a,b,c,d,e,f){for(var g=this.vertArrays(),h=0;h<g.length;++h)g[h].updateProjectionIntervals(a,b,c,d,e,f)},updateProjectionIntervals:function(a,b,c,d,e,f){if(this._U){var g=this.showRelated();if("asym"===g)return this._dK(a,b,c,d,e,f);for(var h=this.structure().assembly(g),i=h.generators(),j=0;j<i.length;++j)for(var k=i[j],l=this._cc(k.chains()),m=0;m<k.matrices().length;++m)for(var n=0;n<l.length;++n){var o=k.matrix(m);l[n].updateProjectionIntervals(a,b,c,d,e,f,o)}}},_dJ:function(a,b){for(var c=this.vertArrays(),d=0;d<c.length;++d)b=c[d].updateSquaredSphereRadius(a,b);return b},updateSquaredSphereRadius:function(a,b){if(!this._U)return b;var c=this.showRelated();if("asym"===c)return this._dJ(a,b);for(var d=this.structure().assembly(c),e=d.generators(),f=0;f<e.length;++f)for(var g=e[f],h=this._cc(g.chains()),i=0;i<g.matrices().length;++i)for(var j=0;j<h.length;++j)b=h[j].updateSquaredSphereRadius(a,b);return b},draw:function(a,b,c,d){if(this._U){var e=this.shaderForStyleAndPass(b,c,d);if(e){var f=this.showRelated();if("asym"===f)return this._cE(a,e,this.vertArrays(),null);var g=this.structure().assembly(f);return this._es(a,e,g)}}},colorBy:function(a,b){this._p=!1,b=b||this.structure();for(var c=0;c<this._O.length;++c)this._O[c].recolor(a,b)},setOpacity:function(a,b){this._p=!1,b=b||this.structure();for(var c=0;c<this._O.length;++c)this._O[c].setOpacity(a,b)},setSelection:function(a){this._bR=a,this._p=!1;for(var b=0;b<this._O.length;++b)this._O[b].setSelection(a)},selection:function(){return null===this._bR&&(this._bR=this.structure().createEmptyView()),this._bR}}),c}(),o=T=function(){"use strict";function b(a,b,c){this._b=a,this._cL=a.createBuffer(),this._C=c||null,this._p=!1,this._ca=null;var d=this._w*b;this._e=c.request(d)}var c=a.vec3;return b.prototype={setColor:function(a,b,c,d,e){var f=a*this._w+this._bL;this._e[f+0]=b,this._e[f+1]=c,this._e[f+2]=d,this._e[f+3]=e,this._p=!1},getColor:function(a,b){var c=a*this._w+this._bL;return b[0]=this._e[c+0],b[1]=this._e[c+1],b[2]=this._e[c+2],b[3]=this._e[c+3],b},setOpacity:function(a,b){var c=a*this._w+this._bL;this._e[c+3]=b,this._p=!1},setSelected:function(a,b){var c=a*this._w+this._cK;this._e[c]=b,this._p=!1},boundingSphere:function(){return this._ca||(this._ca=this._eA()),this._ca},_eA:function(){var a=this.numVerts();if(0===a)return null;var b,d,e=c.create();for(d=0;a>d;++d)b=d*this._w,e[0]+=this._e[b+0],e[1]+=this._e[b+1],e[2]+=this._e[b+2];c.scale(e,e,1/a);var f=0;for(d=0;a>d;++d){b=d*this._w;var g=e[0]-this._e[b+0],h=e[1]-this._e[b+1],i=e[2]-this._e[b+2];f=Math.max(f,g*g+h*h+i*i)}return new l.Sphere(e,Math.sqrt(f))},destroy:function(){this._b.deleteBuffer(this._cL),this._C.release(this._e)},bindBuffers:function(){this._b.bindBuffer(this._b.ARRAY_BUFFER,this._cL),this._p||(this._b.bufferData(this._b.ARRAY_BUFFER,this._e,this._b.STATIC_DRAW),this._p=!0)},updateSquaredSphereRadius:function(){var a=c.create();return function(b,d,e){var f=this.boundingSphere();if(!f)return d;if(e)return c.transformMat4(a,f.center(),e),Math.max(c.sqrDist(a,b),d);var g=f.radius()*f.radius();return Math.max(c.sqrDist(f.center(),b)+g,d)}}(),updateProjectionIntervals:function(){var a=c.create();return function(b,d,e,f,g,h,i){var j=this.boundingSphere();if(j){i?c.transformMat4(a,j.center(),i):c.copy(a,j.center());var k=c.dot(b,a),l=c.dot(d,a),m=c.dot(e,a);f.update(k-j.radius()),f.update(k+j.radius()),g.update(l-j.radius()),g.update(l+j.radius()),h.update(m-j.radius()),h.update(m+j.radius())}}}()},b}(),p=function(){"use strict";function a(a,b,c){T.call(this,a,b,c),this._x=0,this._cj=this._b.LINES}return d.derive(a,T,{_w:9,_dG:0,_bL:3,_eL:7,_cK:8,numVerts:function(){return this._x},setDrawAsPoints:function(a){a?this._cj=this._b.POINTS:this._cj=this._b.LINES},addPoint:function(a,b,c){var d=this._w*this._x;this._e[d++]=a[0],this._e[d++]=a[1],this._e[d++]=a[2],this._e[d++]=b[0],this._e[d++]=b[1],this._e[d++]=b[2],this._e[d++]=b[3],this._e[d++]=c,this._e[d++]=0,this._x+=1,this._p=!1,this._ca=null},addLine:function(a,b,c,d,e,f){this.addPoint(a,b,e),this.addPoint(c,d,f)},bindAttribs:function(a){this._b.vertexAttribPointer(a.posAttrib,3,this._b.FLOAT,!1,4*this._w,4*this._dG),-1!==a.colorAttrib&&(this._b.vertexAttribPointer(a.colorAttrib,4,this._b.FLOAT,!1,4*this._w,4*this._bL),this._b.enableVertexAttribArray(a.colorAttrib)),this._b.enableVertexAttribArray(a.posAttrib),-1!==a.objIdAttrib&&(this._b.vertexAttribPointer(a.objIdAttrib,1,this._b.FLOAT,!1,4*this._w,4*this._eL),this._b.enableVertexAttribArray(a.objIdAttrib)),-1!==a.selectAttrib&&(this._b.vertexAttribPointer(a.selectAttrib,1,this._b.FLOAT,!1,4*this._w,4*this._cK),this._b.enableVertexAttribArray(a.selectAttrib))},releaseAttribs:function(a){this._b.disableVertexAttribArray(a.posAttrib),-1!==a.colorAttrib&&this._b.disableVertexAttribArray(a.colorAttrib),-1!==a.objIdAttrib&&this._b.disableVertexAttribArray(a.objIdAttrib),-1!==a.selectAttrib&&this._b.disableVertexAttribArray(a.selectAttrib)},bind:function(a){this.bindBuffers(),this.bindAttribs(a)},draw:function(){this._b.drawArrays(this._cj,0,this._x)}}),a}(),q=U=function(){"use 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e=this._x*this._w;this._e[e++]=a[0],this._e[e++]=a[1],this._e[e++]=a[2],this._e[e++]=b[0],this._e[e++]=b[1],this._e[e++]=b[2],this._e[e++]=c[0],this._e[e++]=c[1],this._e[e++]=c[2],this._e[e++]=c[3],this._e[e++]=d,this._e[e++]=0,this._x+=1,this._p=!1}},_w:12,_eN:48,_eU:10,_eJ:40,_cK:11,_eH:44,_bL:6,_eM:24,_eV:3,_eK:12,_dG:0,_eI:0,addTriangle:function(a,b,c){var d=3*this._bD;d+2>=this._E.length||(this._E[d++]=a,this._E[d++]=b,this._E[d++]=c,this._bD+=1,this._p=!1)},bindBuffers:function(){var a=this._p,b=this._b;T.prototype.bindBuffers.call(this),b.bindBuffer(b.ELEMENT_ARRAY_BUFFER,this._dk),a||b.bufferData(b.ELEMENT_ARRAY_BUFFER,this._E,b.STATIC_DRAW)},bindAttribs:function(a){var b=this._b,c=this._eN;b.enableVertexAttribArray(a.posAttrib),b.vertexAttribPointer(a.posAttrib,3,b.FLOAT,!1,c,this._eI),-1!==a.normalAttrib&&(b.enableVertexAttribArray(a.normalAttrib),b.vertexAttribPointer(a.normalAttrib,3,b.FLOAT,!1,c,this._eK)),-1!==a.colorAttrib&&(b.vertexAttribPointer(a.colorAttrib,4,b.FLOAT,!1,c,this._eM),b.enableVertexAttribArray(a.colorAttrib)),-1!==a.objIdAttrib&&(b.vertexAttribPointer(a.objIdAttrib,1,b.FLOAT,!1,c,this._eJ),b.enableVertexAttribArray(a.objIdAttrib)),-1!==a.selectAttrib&&(b.vertexAttribPointer(a.selectAttrib,1,b.FLOAT,!1,c,this._eH),b.enableVertexAttribArray(a.selectAttrib))},releaseAttribs:function(a){var b=this._b;b.disableVertexAttribArray(a.posAttrib),-1!==a.colorAttrib&&b.disableVertexAttribArray(a.colorAttrib),-1!==a.normalAttrib&&b.disableVertexAttribArray(a.normalAttrib),-1!==a.objIdAttrib&&b.disableVertexAttribArray(a.objIdAttrib),-1!==a.selectAttrib&&b.disableVertexAttribArray(a.selectAttrib)},bind:function(a){this.bindBuffers(),this.bindAttribs(a)},draw:function(){var a=this._b;a.drawElements(a.TRIANGLES,3*this._bD,a.UNSIGNED_SHORT,0)}}),a}(),r=function(a){"use strict";function b(b,c,d,e){a.call(this,c,d,e),this._M=b}function c(a,b,c,d,e,f){U.call(this,b,c,d,e,f),this._M=a}return d.derive(b,a,{chain:function(){return this._M},drawSymmetryRelated:function(a,b,c){this.bind(b);for(var d=0;d<c.length;++d)a.bind(b,c[d]),this._b.uniform1i(b.symId,d),this.draw();this.releaseAttribs(b)}}),d.derive(c,U,{chain:function(){return this._M}}),c.prototype.drawSymmetryRelated=b.prototype.drawSymmetryRelated,{LineChainData:b,MeshChainData:c}}(p),s=W=function(a){"use strict";function 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this._z[0].numVerts()},shaderForStyleAndPass:function(a,b,c){if("normal"===c)return"hemilight"===b?a.hemilight:a.phong;if("select"===c)return a.select;if("outline"===c)return a.outline;var d=a[c];return void 0!==d?d:null},_cE:function(a,b,c,d){var e;if(d)for(e=0;e<c.length;++e)c[e].drawSymmetryRelated(a,b,d);else for(a.bind(b),this._b.uniform1i(b.symId,255),e=0;e<c.length;++e)c[e].bind(b),c[e].draw(),c[e].releaseAttribs(b)},vertArrays:function(){return this._z},addVertex:function(a,b,c,d){var e=this._z[0];e.addVertex(a,b,c,d)},addTriangle:function(a,b,c){var d=this._z[0];d.addTriangle(a,b,c)}}),b}(r),t=function(){"use strict";function a(a,b,c){W.call(this,a,b,c)}return d.derive(a,W,{draw:function(a,b,c,d){this._b.disable(this._b.CULL_FACE),W.prototype.draw.call(this,a,b,c,d),this._b.enable(this._b.CULL_FACE)},shaderForStyleAndPass:function(a,b,c){return"normal"===c?a.spheres:"select"===c?a.selectSpheres:null}}),a}(),u=function(a){"use strict";function b(a,b){V.call(this,a),this._bu=[],this._C=b,this._cp=.5,this._ck=1}var c=a.LineChainData;return d.derive(b,V,{addChainVertArray:function(a,b){var d=new c(a.name(),this._b,b,this._C);return this._bu.push(d),d},setLineWidth:function(a){this._cp=a},setPointSize:function(a){this._ck=a},vertArrays:function(){return this._bu},shaderForStyleAndPass:function(a,b,c){return"outline"===c?a.selectLines:"select"===c?a.select:a.lines},destroy:function(){V.prototype.destroy.call(this);for(var a=0;a<this._bu.length;++a)this._bu[a].destroy();this._bu=[]},_cE:function(a,b,c,d){var e=a.upsamplingFactor();-1!==b.selectAttrib&&(e=4*a.upsamplingFactor());var f;if(d)for(a.bind(b),this._b.lineWidth(e*this._cp),b.pointSize&&this._b.uniform1f(b.pointSize,e*this._ck),f=0;f<c.length;++f)c[f].drawSymmetryRelated(a,b,d);else for(a.bind(b),this._b.lineWidth(e*this._cp),this._b.uniform1i(b.symId,255),b.pointSize&&this._b.uniform1f(b.pointSize,e*this._ck),f=0;f<c.length;++f)c[f].bind(b),c[f].draw(),c[f].releaseAttribs(b)},vertArray:function(){return this._2}}),b}(r),v=function(){"use strict";function b(a,b){this._f=b,this._ce=a,this._i=new Uint16Array(3*b*a*2),this._n=new Float32Array(3*b*a);var c,d,e=Math.PI/(a-1),f=2*Math.PI/b;for(c=0;c<this._ce;++c){var g=Math.sin(c*e),h=Math.cos(c*e);for(d=0;d<this._f;++d){var i=g*Math.cos(d*f),j=g*Math.sin(d*f);this._n[3*(d+c*this._f)]=i,this._n[3*(d+c*this._f)+1]=j,this._n[3*(d+c*this._f)+2]=h}}var k=0;for(c=0;c<this._ce-1;++c)for(d=0;d<this._f;++d)this._i[k]=c*this._f+d,this._i[k+1]=c*this._f+(d+1)%this._f,this._i[k+2]=(c+1)*this._f+d,k+=3,this._i[k]=c*this._f+(d+1)%this._f,this._i[k+1]=(c+1)*this._f+(d+1)%this._f,this._i[k+2]=(c+1)*this._f+d,k+=3}function c(a,b,c){var d=l.catmullRomSpline(a,a.length/3,b,c,!0);this._i=new Uint16Array(2*d.length),this._n=d,this._K=new Float32Array(d.length),this._f=d.length/3;for(var f=e.create(),g=0;g<this._f;++g){var h=0===g?this._f-1:g-1,i=g===this._f-1?0:g+1;f[0]=this._n[3*i+1]-this._n[3*h+1],f[1]=this._n[3*h]-this._n[3*i],e.normalize(f,f),this._K[3*g]=f[0],this._K[3*g+1]=f[1],this._K[3*g+2]=f[2]}for(g=0;g<this._f;++g)this._i[6*g]=g,this._i[6*g+1]=g+this._f,this._i[6*g+2]=(g+1)%this._f+this._f,this._i[6*g+3]=g,this._i[6*g+4]=(g+1)%this._f+this._f,this._i[6*g+5]=(g+1)%this._f}function d(a){this._f=a,this._i=new Uint16Array(3*a*2),this._n=new Float32Array(3*a*2),this._K=new Float32Array(3*a*2);for(var b=2*Math.PI/this._f,c=0;c<this._f;++c){var d=Math.cos(b*c),e=Math.sin(b*c);this._n[3*c]=d,this._n[3*c+1]=e,this._n[3*c+2]=-.5,this._n[3*a+3*c]=d,this._n[3*a+3*c+1]=e,this._n[3*a+3*c+2]=.5,this._K[3*c]=d,this._K[3*c+1]=e,this._K[3*a+3*c]=d,this._K[3*a+3*c+1]=e}for(c=0;c<this._f;++c)this._i[6*c]=c%this._f,this._i[6*c+1]=a+(c+1)%this._f,this._i[6*c+2]=(c+1)%this._f,this._i[6*c+3]=c%this._f,this._i[6*c+4]=a+c%this._f,this._i[6*c+5]=a+(c+1)%this._f}var e=a.vec3;return b.prototype={addTransformed:function(){var a=e.create(),b=e.create();return function(c,d,f,g,h){for(var i=c.numVerts(),j=0;j<this._ce*this._f;++j)e.set(b,this._n[3*j],this._n[3*j+1],this._n[3*j+2]),e.copy(a,b),e.scale(a,a,f),e.add(a,a,d),c.addVertex(a,b,g,h);for(j=0;j<this._i.length/3;++j)c.addTriangle(i+this._i[3*j],i+this._i[3*j+1],i+this._i[3*j+2])}}(),numIndices:function(){return this._i.length},numVerts:function(){return this._n.length/3}},c.prototype={addTransformed:function(){var a=e.create(),b=e.create();return function(c,d,f,g,h,i,j,k){for(var l=this._f,m=this._K,n=this._n,o=c.numVerts()-l,p=0;l>p;++p)e.set(a,f*n[3*p],f*n[3*p+1],0),e.transformMat3(a,a,g),e.add(a,a,d),e.set(b,m[3*p],m[3*p+1],0),e.transformMat3(b,b,g),c.addVertex(a,b,h,k);if(!i)if(0!==j)for(p=0;l>p;++p)c.addTriangle(o+(p+j)%l,o+p+l,o+(p+1)%l+l),c.addTriangle(o+(p+j)%l,o+(p+1)%l+l,o+(p+1+j)%l);else for(p=0;p<this._i.length/3;++p)c.addTriangle(o+this._i[3*p],o+this._i[3*p+1],o+this._i[3*p+2])}}()},d.prototype={numVerts:function(){return this._n.length/3},numIndices:function(){return this._i.length},addTransformed:function(){var a=e.create(),b=e.create();return function(c,d,f,g,h,i,j,k,l){for(var m=c.numVerts(),n=this._n,o=this._K,p=this._f,q=0;2*p>q;++q){e.set(a,g*n[3*q],g*n[3*q+1],f*n[3*q+2]),e.transformMat3(a,a,h),e.add(a,a,d),e.set(b,o[3*q],o[3*q+1],o[3*q+2]),e.transformMat3(b,b,h);var r=p>q?k:l;c.addVertex(a,b,p>q?i:j,r)}var s=this._i;for(q=0;q<s.length/3;++q)c.addTriangle(m+s[3*q],m+s[3*q+1],m+s[3*q+2])}}()},{TubeProfile:c,ProtoCylinder:d,ProtoSphere:b}}(),w=function(){"use strict";function a(a,b){this._g=a,this._s=[],this._bK=b}function c(a,b,c){this._g=a,this._s=[],this._bK=c,this._bn=b||1,this._bC={}}return a.prototype={addAssoc:function(a,b,c,d){this._s.push({atom:a,vertexArray:b,vertStart:c,vertEnd:d})},recolor:function(a,b){var c=new Float32Array(4*b.atomCount());this._bK&&a.begin(this._g);var d={};b.eachAtom(function(b,e){d[b.index()]=e,a.colorFor(b,c,4*e)}),this._bK&&a.end(this._g);for(var e=0;e<this._s.length;++e){var f=this._s[e],g=d[f.atom.index()];if(void 0!==g)for(var h=c[4*g+0],i=c[4*g+1],j=c[4*g+2],k=c[4*g+3],l=f.vertexArray,m=f.vertStart;m<f.vertEnd;++m)l.setColor(m,h,i,j,k)}},getColorForAtom:function(a,b){for(var c=0;c<this._s.length;++c){var d=this._s[c];if(d.atom.full()===a.full())return d.vertexArray.getColor(d.vertStart,b)}return null},setSelection:function(a){var b={};a.eachAtom(function(a){b[a.index()]=!0});for(var c=0;c<this._s.length;++c)for(var d=this._s[c],e=b[d.atom.index()],f=e!==!0?0:1,g=d.vertexArray,h=d.vertStart;h<d.vertEnd;++h)g.setSelected(h,f)},setOpacity:function(a,b){var c={};b.eachAtom(function(a){c[a.index()]=!0});for(var d=0;d<this._s.length;++d){var e=this._s[d],f=c[e.atom.index()];if(f===!0)for(var g=e.vertexArray,h=e.vertStart;h<e.vertEnd;++h)g.setOpacity(h,a)}}},c.prototype={setPerResidueColors:function(a,b){this._bC[a]=b},addAssoc:function(a,b,c,d,e){this._s.push({traceIndex:a,slice:c,vertStart:d,vertEnd:e,vertexArray:b})},recolor:function(a,c){this._bK&&a.begin(this._g);var d,e,f=[],g=this._g.backboneTraces();for(d=0;d<g.length;++d){var h=this._bC[d],i=0,j=g[d];for(e=0;e<j.length();++e)c.containsResidue(j.residueAt(e))?(a.colorFor(j.centralAtomAt(e),h,i),i+=4):i+=4;this._bn>1?f.push(b.interpolateColor(h,this._bn)):f.push(h)}for(d=0;d<this._s.length;++d){var k=this._s[d],l=k.slice,m=f[k.traceIndex],n=m[4*l],o=m[4*l+1],p=m[4*l+2],q=m[4*l+3],r=k.vertexArray;for(e=k.vertStart;e<k.vertEnd;++e)r.setColor(e,n,o,p,q)}this._bK&&a.end(this._g)},getColorForAtom:function(a,b){var c,d,e=this._g.backboneTraces(),f=a.full().residue();for(c=0;c<e.length;++c){var g=this._bC[c],h=0,i=e[c];for(d=0;d<i.length();++d){if(f===i.residueAt(d).full())return b[0]=g[h+0],b[1]=g[h+1],b[2]=g[h+2],b[3]=g[h+3],b;h+=4}}return null},setSelection:function(a){var b,c,d=[],e=this._g.backboneTraces();for(b=0;b<e.length;++b){var f=new Float32Array(this._bC[b].length),g=0,h=e[b];for(c=0;c<h.length();++c){var i=a.containsResidue(h.residueAt(c))?1:0;f[g]=i,g+=1}this._bn>1?d.push(l.interpolateScalars(f,this._bn)):d.push(f)}for(b=0;b<this._s.length;++b){var j=this._s[b],k=j.slice,m=d[j.traceIndex],n=m[k],o=j.vertexArray;for(c=j.vertStart;c<j.vertEnd;++c)o.setSelected(c,n)}},setOpacity:function(a,c){var d,e,f=[],g=this._g.backboneTraces();for(d=0;d<g.length;++d){var h=this._bC[d],i=0,j=g[d];for(e=0;e<j.length();++e)c.containsResidue(j.residueAt(e))?(h[i+3]=a,i+=4):i+=4;this._bn>1?f.push(b.interpolateColor(h,this._bn)):f.push(h)}for(d=0;d<this._s.length;++d){var k=this._s[d],l=k.slice,m=f[k.traceIndex],n=m[4*l+3],o=k.vertexArray;for(e=k.vertStart;e<k.vertEnd;++e)o.setOpacity(e,n)}}},{TraceVertexAssoc:c,AtomVertexAssoc:a}}(),x=function(c,d){"use strict";function e(a,b,c){for(var d=0;c-1>d;++d)a.addTriangle(b,b+1+d,b+2+d);a.addTriangle(b,b+c,b+1)}function f(a,b,c){for(var d=b+c,e=0;c-1>e;++e)a.addTriangle(d,b+e+1,b+e);a.addTriangle(d,b,b+c-1)}var g=a.vec3,h=a.vec4,i=a.mat3,j=v.TubeProfile,k=v.ProtoSphere,m=v.ProtoCylinder,n=w.TraceVertexAssoc,o=w.AtomVertexAssoc,p=b.interpolateColor,q={},r=.6,s=.8071,t=[-r,-r,0,r,-r,0,r,r,0,-r,r,0],u=[-6*r,-.9*s,0,-5.8*r,-1*s,0,5.8*r,-1*s,0,6*r,-.9*s,0,6*r,.9*s,0,5.8*r,1*s,0,-5.8*r,1*s,0,-6*r,.9*s,0],x=[-10*r,-.9*s,0,-9.8*r,-1*s,0,9.8*r,-1*s,0,10*r,-.9*s,0,10*r,.9*s,0,9.8*r,1*s,0,-9.8*r,1*s,0,-10*r,.9*s,0],y={H:1.1,C:1.7,N:1.55,O:1.52,F:1.47,CL:1.75,BR:1.85,I:1.98,HE:1.4,NE:1.54,AR:1.88,XE:2.16,KR:2.02,P:1.8,S:1.8,B:1.92,LI:1.82,NA:2.27,K:2.75,RB:3.03,CS:3.43,FR:3.48,BE:1.53,MG:1.73,SR:2.49,BA:2.68,RA:2.83,TI:2.11,FE:2.04,CU:1.96},z=function(){var a=g.create(),b=g.create(),c=g.create();return function(d,e,f,h){e=Math.max(e,1),f=Math.min(h-1,f);var i=3*(e-1);g.set(a,d[i],d[i+1],d[i+2]),g.set(c,d[3*e],d[3*e+1],d[3*e+2]);for(var j=e;f>j;++j)i=3*(j+1),g.set(b,d[i],d[i+1],d[i+2]),d[3*j+0]=.25*b[0]+.5*c[0]+.25*a[0],d[3*j+1]=.25*b[1]+.5*c[1]+.25*a[1],d[3*j+2]=.25*b[2]+.5*c[2]+.25*a[2],g.copy(a,c),g.copy(c,b)}}(),A=function(){var a=h.fromValues(0,0,0,1);return function(b,c,d,e){var f=e.atomCount(),g=d.idPool.getContinuousRange(f);b.addIdRange(g);var h=d.protoSphere.numVerts(),i=d.protoSphere.numIndices(),j=1.5*d.radiusMultiplier;b.addChainVertArray(e,h*f,i*f),e.eachAtom(function(e){var f=b.vertArrayWithSpaceFor(h);d.color.colorFor(e,a,0);var i=f.numVerts(),k=g.nextId({geom:b,atom:e});d.protoSphere.addTransformed(f,e.pos(),j,a,k);var l=f.numVerts();c.addAssoc(e,f,i,l)})}}();q.spheres=function(a,b,c){var d=new k(c.sphereDetail,c.sphereDetail);c.protoSphere=d;var e=new W(b,c.float32Allocator,c.uint16Allocator),f=new o(a,!0);return e.addVertAssoc(f),e.setShowRelated(c.showRelated),c.color.begin(a),a.eachChain(function(a){A(e,f,c,a)}),c.color.end(a),e};var B=function(){var a=h.fromValues(0,0,0,1);return function(b,c,d,e){var f=e.atomCount(),g=d.idPool.getContinuousRange(f);b.addIdRange(g);var h=4,i=6,j=1.5*d.radiusMultiplier;b.addChainVertArray(e,h*f,i*f),e.eachAtom(function(e){var f=b.vertArrayWithSpaceFor(h);d.color.colorFor(e,a,0);var i=g.nextId({geom:b,atom:e}),k=f.numVerts(),l=e.pos();f.addVertex(l,[-1,-1,j],a,i),f.addVertex(l,[1,1,j],a,i),f.addVertex(l,[1,-1,j],a,i),f.addVertex(l,[-1,1,j],a,i),f.addTriangle(k+0,k+1,k+2),f.addTriangle(k+0,k+3,k+1);var m=f.numVerts();c.addAssoc(e,f,k,m)})}}();q.billboardedSpheres=function(a,b,d){var e=new c(b,d.float32Allocator,d.uint16Allocator),f=new o(a,!0);return e.addVertAssoc(f),e.setShowRelated(d.showRelated),d.color.begin(a),a.eachChain(function(a){B(e,f,d,a)}),d.color.end(a),e};var C=function(){var a=g.create(),b=g.create(),c=h.fromValues(0,0,0,1),d=g.create(),e=g.create(),f=i.create();return function(h,i,j,k){var m=k.atomCount(),n=0;k.eachAtom(function(a){n+=a.bonds().length});var o=m*j.protoSphere.numVerts()+n*j.protoCyl.numVerts(),p=m*j.protoSphere.numIndices()+n*j.protoCyl.numIndices();h.addChainVertArray(k,o,p);var q=j.idPool.getContinuousRange(m);h.addIdRange(q),k.eachAtom(function(k){var m=j.scaleByAtomRadius?y[k.element()]||1:1,n=j.sphereRadius*m,o=j.protoSphere.numVerts()+k.bondCount()*j.protoCyl.numVerts(),p=h.vertArrayWithSpaceFor(o),r=p.numVerts(),s=q.nextId({geom:h,atom:k});j.color.colorFor(k,c,0),j.protoSphere.addTransformed(p,k.pos(),n,c,s),k.eachBond(function(h){h.mid_point(a),g.sub(b,k.pos(),a);var i=g.length(b);g.scale(b,b,1/i),l.buildRotation(f,b,d,e,!1),g.add(a,a,k.pos()),g.scale(a,a,.5),j.protoCyl.addTransformed(p,a,i,j.cylRadius,f,c,c,s,s)});var t=p.numVerts();i.addAssoc(k,p,r,t)})}}();q.ballsAndSticks=function(a,b,c){var d=new o(a,!0),e=new k(c.sphereDetail,c.sphereDetail),f=new m(c.arcDetail);c.protoSphere=e,c.protoCyl=f;var g=new W(b,c.float32Allocator,c.uint16Allocator);return g.addVertAssoc(d),g.setShowRelated(c.showRelated),c.color.begin(a),a.eachChain(function(a){C(g,d,c,a)}),c.color.end(a),g};var D=function(){var a=h.fromValues(0,0,0,1);return function(b,c,d,e){var f=d.atomCount(),g=e.idPool.getContinuousRange(f);b.addIdRange(g);var h=b.addChainVertArray(d,f);h.setDrawAsPoints(!0),d.eachAtom(function(d){var f=h.numVerts();e.color.colorFor(d,a,0);var i=g.nextId({geom:b,atom:d});h.addPoint(d.pos(),a,i);var j=h.numVerts();c.addAssoc(d,h,f,j)})}}();q.points=function(a,b,c){var e=new o(a,!0);c.color.begin(a);var f=new d(b,c.float32Allocator);return f.setPointSize(c.pointSize),f.addVertAssoc(e),f.setShowRelated(c.showRelated),a.eachChain(function(a){D(f,e,a,c)}),c.color.end(a),f};var E=function(){var a=g.create(),b=h.fromValues(0,0,0,1);return function(c,d,e,f){var g=0,h=e.atomCount(),i=f.idPool.getContinuousRange(h);c.addIdRange(i),e.eachAtom(function(a){var b=a.bonds().length;g+=b?b:3});var j=c.addChainVertArray(e,2*g);e.eachAtom(function(e){var g=j.numVerts(),h=i.nextId({geom:c,atom:e});if(e.bonds().length)e.eachBond(function(c){c.mid_point(a),f.color.colorFor(e,b,0),j.addLine(e.pos(),b,a,b,h,h)});else{var k=.2,l=e.pos();f.color.colorFor(e,b,0),j.addLine([l[0]-k,l[1],l[2]],b,[l[0]+k,l[1],l[2]],b,h,h),j.addLine([l[0],l[1]-k,l[2]],b,[l[0],l[1]+k,l[2]],b,h,h),j.addLine([l[0],l[1],l[2]-k],b,[l[0],l[1],l[2]+k],b,h,h)}var m=j.numVerts();d.addAssoc(e,j,g,m)})}}();q.lines=function(a,b,c){var e=new o(a,!0);c.color.begin(a);var f=new d(b,c.float32Allocator);return f.setLineWidth(c.lineWidth),f.addVertAssoc(e),f.setShowRelated(c.showRelated),a.eachChain(function(a){E(f,e,a,c)}),c.color.end(a),f};var F=function(a){for(var b=0,c=0;c<a.length;++c)b+=2*(a[c].length()-1);return b},G=function(){var a=h.fromValues(0,0,0,1),b=h.fromValues(0,0,0,1),c=g.create(),d=g.create();return function(e,f,g,h,i,j){f.addAssoc(h,g,0,g.numVerts(),g.numVerts()+1);var k=j.float32Allocator.request(4*i.length()),l=j.idPool.getContinuousRange(i.length());e.addIdRange(l);for(var m,n=l.nextId({geom:e,atom:i.centralAtomAt(0),isTrace:!0}),o=1;o<i.length();++o){j.color.colorFor(i.centralAtomAt(o-1),a,0),k[4*(o-1)+0]=a[0],k[4*(o-1)+1]=a[1],k[4*(o-1)+2]=a[2],k[4*(o-1)+3]=a[3],j.color.colorFor(i.centralAtomAt(o),b,0),i.posAt(c,o-1),i.posAt(d,o),m=l.nextId({geom:e,atom:i.centralAtomAt(o),isTrace:!0}),g.addLine(c,a,d,b,n,m),n=m,m=null;var p=g.numVerts();f.addAssoc(h,g,o,p-1,p+(o===i.length()-1?0:1))}return k[4*i.length()-4]=b[0],k[4*i.length()-3]=b[1],k[4*i.length()-2]=b[2],k[4*i.length()-1]=b[3],f.setPerResidueColors(h,k),h+1}}(),H=function(a,b,c,d,e){for(var f=e.backboneTraces(),g=F(f),h=a.addChainVertArray(e,g),i=0;i<f.length;++i)d=G(a,b,h,d,f[i],c);return d};q.lineTrace=function(a,b,c){var e=new n(a,1,!0);c.color.begin(a);var f=new d(b,c.float32Allocator);f.setLineWidth(c.lineWidth);var g=0;return a.eachChain(function(a){g=H(f,e,c,g,a)}),f.addVertAssoc(e),f.setShowRelated(c.showRelated),c.color.end(a),f};var I=function(a,b){for(var c=0,d=0;d<a.length;++d)c+=2*(b*(a[d].length()-1)+1);return c},J=function(){var a=g.create(),b=g.create(),c=h.fromValues(0,0,0,1),d=h.fromValues(0,0,0,1);return function(e,f,g,h,i,j){var k,m=j.fullTraceIndex(0),n=h.float32Allocator.request(3*j.length()),o=h.float32Allocator.request(4*j.length()),q=[],r=h.idPool.getContinuousRange(j.length());for(e.addIdRange(r),k=0;k<j.length();++k){var s=j.centralAtomAt(k);j.smoothPosAt(a,k,h.strength),h.color.colorFor(s,o,4*k),n[3*k]=a[0],n[3*k+1]=a[1],n[3*k+2]=a[2],q.push(r.nextId({geom:e,atom:s,isTrace:!0}))}var t=q[0],u=0,v=l.catmullRomSpline(n,j.length(),h.splineDetail,h.strength,!1,h.float32Allocator),w=p(o,h.splineDetail),x=g.numVerts();
f.addAssoc(i,g,m,x,x+1);var y=Math.floor(h.splineDetail/2),z=l.catmullRomSplineNumPoints(j.length(),h.splineDetail,!1);for(k=1;z>k;++k){a[0]=v[3*(k-1)],a[1]=v[3*(k-1)+1],a[2]=v[3*(k-1)+2],b[0]=v[3*(k-0)],b[1]=v[3*(k-0)+1],b[2]=v[3*(k-0)+2],c[0]=w[4*(k-1)+0],c[1]=w[4*(k-1)+1],c[2]=w[4*(k-1)+2],c[3]=w[4*(k-1)+3],d[0]=w[4*(k-0)+0],d[1]=w[4*(k-0)+1],d[2]=w[4*(k-0)+2],d[3]=w[4*(k-0)+3];var A=Math.floor((k+y)/h.splineDetail);u=q[Math.min(q.length-1,A)],g.addLine(a,c,b,d,t,u),t=u;var B=g.numVerts();f.addAssoc(i,g,m+k,B-1,B+(k===j.length-1?0:1))}return f.setPerResidueColors(i,o),h.float32Allocator.release(n),h.float32Allocator.release(v),i+1}}(),K=function(a,b,c,d,e){for(var f=d.backboneTraces(),g=I(f,c.splineDetail),h=a.addChainVertArray(d,g),i=0;i<f.length;++i)e=J(a,b,h,c,e,f[i]);return e};q.sline=function(a,b,c){c.color.begin(a);var e=new n(a,c.splineDetail,1,!0),f=new d(b,c.float32Allocator);f.addVertAssoc(e),f.setLineWidth(c.lineWidth),f.setShowRelated(c.showRelated);var g=0;return a.eachChain(function(a){g=K(f,e,c,a,g)}),c.color.end(a),f};var L=function(a,b,c){for(var d=0,e=0;e<a.length;++e)d+=a[e].length()*b,d+=(a[e].length()-1)*c;return d},M=function(a,b,c){for(var d=0,e=0;e<a.length;++e)d+=a[e].length()*b,d+=(a[e].length()-1)*c;return d},N=function(a,b,c,d,e){var f=e.backboneTraces(),g=L(f,c.protoSphere.numVerts(),c.protoCyl.numVerts()),h=M(f,c.protoSphere.numIndices(),c.protoCyl.numIndices());a.addChainVertArray(e,g,h);for(var i=0;i<f.length;++i)V(a,b,f[i],d,c),d++;return d};q.trace=function(a,b,c){c.protoCyl=new m(c.arcDetail),c.protoSphere=new k(c.sphereDetail,c.sphereDetail);var d=new W(b,c.float32Allocator,c.uint16Allocator),e=new n(a,1,!0);d.addVertAssoc(e),d.setShowRelated(c.showRelated),c.color.begin(a);var f=0;return a.eachChain(function(a){f=N(d,e,c,f,a)}),c.color.end(a),d};var O=function(a,b,c){for(var d=0,e=0;e<a.length;++e){var f=((a[e].length()-1)*c+1)*b,g=Math.ceil((f+2)/65536);d+=f+(g-1)*b,d+=2}return d},P=function(a,b,c){for(var d=0,e=0;e<a.length;++e)d+=(a[e].length()*c-1)*b*6,d+=6*b;return d},Q=function(){var a=i.create(),b=g.create(),c=g.create(),d=g.create(),e=g.create(),f=h.create();return function(h,i,j,k){for(var m=1.8*k.radius,n=k.protoCyl.numVerts()+2*k.protoSphere.numVerts(),o=0;o<j.length;++o){var p=j[o],q=k.idPool.getContinuousRange(p.length());h.addIdRange(q);for(var r=0;r<p.length();++r){var s=h.vertArrayWithSpaceFor(n),t=s.numVerts(),u=p.residueAt(r),v=u.name(),w=u.atom("C3'"),x=null;if(x="A"===v||"G"===v||"DA"===v||"DG"===v?u.atom("N1"):u.atom("N3"),null!==x&&null!==w){var y=q.nextId({geom:h,atom:x,isTrace:!0});g.add(e,w.pos(),x.pos()),g.scale(e,e,.5),k.color.colorFor(x,f,0),g.sub(d,x.pos(),w.pos());var z=g.length(d);g.scale(d,d,1/z),l.buildRotation(a,d,c,b,!1),k.protoCyl.addTransformed(s,e,z,m,a,f,f,y,y),k.protoSphere.addTransformed(s,x.pos(),m,f,y),k.protoSphere.addTransformed(s,w.pos(),m,f,y);var A=s.numVerts();i.addAssoc(x,s,t,A)}}}}}(),R=function(a,b,c,d,e,f){for(var g=f.backboneTraces(),h=O(g,4*d.arcDetail,d.splineDetail),i=P(g,4*d.arcDetail,d.splineDetail),j=[],k=d.protoCyl.numVerts()+2*d.protoSphere.numVerts(),l=d.protoCyl.numIndices()+2*d.protoSphere.numIndices(),m=0;m<g.length;++m){var n=g[m];n.residueAt(0).isNucleotide()&&(j.push(n),h+=n.length()*k,i+=n.length()*l)}a.addChainVertArray(f,h,i);for(var o=0;o<g.length;++o)e=U(a,b,g[o],e,d);return Q(a,c,j,d),e};q.cartoon=function(a,b,c){c.arrowSkip=Math.floor(3*c.splineDetail/4),c.coilProfile=new j(t,c.arcDetail,1),c.arrowProfile=new j(x,c.arcDetail/2,.1),c.helixProfile=new j(u,c.arcDetail/2,.1),c.strandProfile=new j(u,c.arcDetail/2,.1),c.protoCyl=new m(4*c.arcDetail),c.protoSphere=new k(4*c.arcDetail,4*c.arcDetail);var d=new W(b,c.float32Allocator,c.uint16Allocator),e=new n(a,c.splineDetail,!0);d.addVertAssoc(e),d.setShowRelated(c.showRelated),c.color.begin(a);var f=0,g=a.select({anames:["N1","N3"]}),h=new o(g,!0);return d.addVertAssoc(h),a.eachChain(function(a){f=R(d,e,h,c,f,a)}),c.color.end(a),d},q.surface=function(){var a=g.create(),b=g.create(),c=h.fromValues(.8,.8,.8,1);return function(d,e,f){var h=0;d.getUint32(0),h+=4;var i=d.getUint32(h);h+=4;var j=24,k=j*i+h,l=d.getUint32(k),m=new W(e,f.float32Allocator,f.uint16Allocator);m.setShowRelated("asym");var n,o=m.addVertArray(i,3*l);for(n=0;i>n;++n)g.set(a,d.getFloat32(h+0),d.getFloat32(h+4),d.getFloat32(h+8)),h+=12,g.set(b,d.getFloat32(h+0),d.getFloat32(h+4),d.getFloat32(h+8)),h+=12,o.addVertex(a,b,c,0);for(h=k+4,n=0;l>n;++n){var p=d.getUint32(h+0),q=d.getUint32(h+4),r=d.getUint32(h+8);h+=12,o.addTriangle(p-1,r-1,q-1)}return m}}();var S=function(){var a=i.create(),b=g.create();return function(c,d,e,f,h,i,j,k,m,n,o){var p=m.coilProfile;"C"===f||m.forceTube?k?l.ortho(e,h):g.cross(e,b,h):"H"===f?p=m.helixProfile:"E"===f?p=m.strandProfile:"A"===f&&(p=m.arrowProfile),l.buildRotation(a,h,e,b,!0),p.addTransformed(c,d,j,a,i,k,n,o)}}(),T=function(){var 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b={},c=this.chains(),d=0;d<c.length;++d)b[c[d].name()]=c[d];for(var e=[],f=0;f<a.length;++f){var g=b[a[f]];void 0!==g&&e.push(g)}return e},selectWithin:function(){var a=m.create();return function(b,c){c=c||{};var d=c.radius||4,e=d*d,f=!!c.matchResidues,g=[];b.eachAtom(function(a){g.push(a)});for(var h=new k(this.full()),i=null,j=null,l=this.chains(),n=!1,o=0;o<l.length;++o){var p=l[o].residues();j=null;for(var q=0;q<p.length;++q){i=null,n=!1;for(var r=p[q].atoms(),s=0;s<r.length&&!n;++s)for(var t=0;t<g.length;++t)if(m.sub(a,r[s].pos(),g[t].pos()),!(m.sqrLen(a)>e)){if(j||(j=h.addChain(l[o].full(),!1)),i||(i=j.addResidue(p[q].full(),f)),f){n=!0;break}i.addAtom(r[s].full());break}}}return h}}(),createEmptyView:function(){return new k(this.full())}},d.derive(j,i,{addAssembly:function(a){this._T.push(a)},setAssemblies:function(a){this._T=a},assemblies:function(){return this._T},chains:function(){return this._j},full:function(){return this},containsResidue:function(a){return a.full().structure()===this},chainByName:function(a){for(var b=0;b<this._j.length;++b)if(this._j[b].name()===a)return this._j[b];return null},chain:function(a){return this.chainByName(a)},nextAtomIndex:function(){var a=this._c9;return this._c9+=1,a},addChain:function(a){var b=new n(this,a);return this._j.push(b),b},connect:function(a,b){var c=new p(a,b);return a.addBond(c),b.addBond(c),c},deriveConnectivity:function(){var a=this,b=null;this.eachResidue(function(c){for(var d,e=c.atoms(),i=e.length,j=0;i>j;j+=1)for(var k=e[j],l=k.pos(),n=f(k.element()),o=0;j>o;o+=1){var p=e[o],q=f(p.element());d=m.sqrDist(l,p.pos());var r=n+q-.3,s=n+q+.3;s*s>d&&d>r*r&&a.connect(k,p)}c._ev(),null!==b&&(c.isAminoacid()&&b.isAminoacid()&&g(a,b,c),c.isNucleotide()&&b.isNucleotide()&&h(a,b,c)),b=c})}}),d.derive(k,i,{full:function(){return this._db},assemblies:function(){return this._db.assemblies()},addChain:function(a,b){var c=new o(this,a.full());if(this._j.push(c),b)for(var 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