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B.isSpotLight?(H=a.get(B),H.position.setFromMatrixPosition(B.matrixWorld),H.position.applyMatrix4(m),H.color.copy(t).multiplyScalar(ia),H.distance=Ca,H.direction.setFromMatrixPosition(B.matrixWorld),e.setFromMatrixPosition(B.target.matrixWorld),H.direction.sub(e),H.direction.transformDirection(m),H.coneCos=Math.cos(B.angle),H.penumbraCos=Math.cos(B.angle*(1-B.penumbra)), H.decay=B.decay,B.castShadow&&(ia=B.shadow,t=b.get(B),t.shadowBias=ia.bias,t.shadowRadius=ia.radius,t.shadowMapSize=ia.mapSize,c.spotShadow[v]=t,c.spotShadowMap[v]=Ja,c.spotShadowMatrix[v]=B.shadow.matrix,U++),c.spot[v]=H,v++):B.isRectAreaLight?(H=a.get(B),H.color.copy(t).multiplyScalar(ia),H.position.setFromMatrixPosition(B.matrixWorld),H.position.applyMatrix4(m),g.identity(),f.copy(B.matrixWorld),f.premultiply(m),g.extractRotation(f),H.halfWidth.set(.5*B.width,0,0),H.halfHeight.set(0,.5*B.height, 0),H.halfWidth.applyMatrix4(g),H.halfHeight.applyMatrix4(g),c.rectArea[n]=H,n++):B.isPointLight?(H=a.get(B),H.position.setFromMatrixPosition(B.matrixWorld),H.position.applyMatrix4(m),H.color.copy(B.color).multiplyScalar(B.intensity),H.distance=B.distance,H.decay=B.decay,B.castShadow&&(ia=B.shadow,t=b.get(B),t.shadowBias=ia.bias,t.shadowRadius=ia.radius,t.shadowMapSize=ia.mapSize,t.shadowCameraNear=ia.camera.near,t.shadowCameraFar=ia.camera.far,c.pointShadow[q]=t,c.pointShadowMap[q]=Ja,c.pointShadowMatrix[q]= B.shadow.matrix,ha++),c.point[q]=H,q++):B.isHemisphereLight&&(H=a.get(B),H.direction.setFromMatrixPosition(B.matrixWorld),H.direction.transformDirection(m),H.direction.normalize(),H.skyColor.copy(B.color).multiplyScalar(ia),H.groundColor.copy(B.groundColor).multiplyScalar(ia),c.hemi[w]=H,w++)}c.ambient[0]=h;c.ambient[1]=p;c.ambient[2]=k;d=c.hash;if(d.directionalLength!==l||d.pointLength!==q||d.spotLength!==v||d.rectAreaLength!==n||d.hemiLength!==w||d.numDirectionalShadows!==z||d.numPointShadows!== ha||d.numSpotShadows!==U)c.directional.length=l,c.spot.length=v,c.rectArea.length=n,c.point.length=q,c.hemi.length=w,c.directionalShadow.length=z,c.directionalShadowMap.length=z,c.pointShadow.length=ha,c.pointShadowMap.length=ha,c.spotShadow.length=U,c.spotShadowMap.length=U,c.directionalShadowMatrix.length=z,c.pointShadowMatrix.length=ha,c.spotShadowMatrix.length=U,d.directionalLength=l,d.pointLength=q,d.spotLength=v,d.rectAreaLength=n,d.hemiLength=w,d.numDirectionalShadows=z,d.numPointShadows=ha, d.numSpotShadows=U,c.version=Gk++},state:c}}function Wh(){var a=new Fk,b=[],c=[];return{init:function(){b.length=0;c.length=0},state:{lightsArray:b,shadowsArray:c,lights:a},setupLights:function(d){a.setup(b,c,d)},pushLight:function(a){b.push(a)},pushShadow:function(a){c.push(a)}}}function Hk(){function a(c){c=c.target;c.removeEventListener("dispose",a);b.delete(c)}var b=new WeakMap;return{get:function(c,d){if(!1===b.has(c)){var e=new Wh;b.set(c,new 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Gb({morphTargets:a,skinning:b}),x[c]=d);return d}function f(b,c,f,g,h,l){var m=b.geometry,p=d,k=b.customDepthMaterial; !0===f.isPointLight&&(p=e,k=b.customDistanceMaterial);void 0===k?(k=!1,!0===c.morphTargets&&(!0===m.isBufferGeometry?k=m.morphAttributes&&m.morphAttributes.position&&0\nvoid main() {\n float mean = 0.0;\n float squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy ) / resolution ) );\n for ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n #ifdef HORIZONAL_PASS\n vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n mean += distribution.x;\n squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n #else\n float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, i ) * radius ) / resolution ) );\n mean += depth;\n squared_mean += depth * depth;\n #endif\n }\n mean = mean * HALF_SAMPLE_RATE;\n squared_mean = squared_mean * HALF_SAMPLE_RATE;\n float std_dev = sqrt( squared_mean - mean * mean );\n gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}), n=v.clone();n.defines.HORIZONAL_PASS=1;var w=new C;w.setAttribute("position",new M(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));var z=new S(w,v),ha=this;this.enabled=!1;this.autoUpdate=!0;this.needsUpdate=!1;this.type=1;this.render=function(d,e,f){if(!1!==ha.enabled&&(!1!==ha.autoUpdate||!1!==ha.needsUpdate)&&0!==d.length){var p=a.getRenderTarget(),u=a.getActiveCubeFace(),x=a.getActiveMipmapLevel(),q=a.state;q.setBlending(0);q.buffers.color.setClear(1,1,1,1);q.buffers.depth.setTest(!0);q.setScissorTest(!1); for(var r=0,E=d.length;rc||l.y>c)console.warn("THREE.WebGLShadowMap:",w,"has shadow exceeding max texture size, reducing"),l.x>c&&(m.x=Math.floor(c/t.x),l.x=m.x*t.x,B.mapSize.x=m.x),l.y>c&&(m.y=Math.floor(c/t.y),l.y=m.y*t.y,B.mapSize.y=m.y);null!==B.map||B.isPointLightShadow||3!==this.type||(t={minFilter:1006,magFilter:1006, format:1023},B.map=new Ha(l.x,l.y,t),B.map.texture.name=w.name+".shadowMap",B.mapPass=new Ha(l.x,l.y,t),B.camera.updateProjectionMatrix());null===B.map&&(t={minFilter:1003,magFilter:1003,format:1023},B.map=new Ha(l.x,l.y,t),B.map.texture.name=w.name+".shadowMap",B.camera.updateProjectionMatrix());a.setRenderTarget(B.map);a.clear();t=B.getViewportCount();for(var ca=0;cad||a.height>d)e=d/Math.max(a.width,a.height);if(1>e||!0===b){if("undefined"!==typeof HTMLImageElement&&a instanceof HTMLImageElement||"undefined"!==typeof HTMLCanvasElement&&a instanceof HTMLCanvasElement||"undefined"!==typeof ImageBitmap&&a instanceof ImageBitmap)return d=b?L.floorPowerOfTwo:Math.floor,b=d(e*a.width),e=d(e*a.height),void 0=== G&&(G=h(b,e)),c=c?h(b,e):G,c.width=b,c.height=e,c.getContext("2d").drawImage(a,0,0,b,e),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+a.width+"x"+a.height+") to ("+b+"x"+e+")."),c;"data"in a&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+a.width+"x"+a.height+").")}return a}function m(a){return L.isPowerOfTwo(a.width)&&L.isPowerOfTwo(a.height)}function k(a,b){return a.generateMipmaps&&b&&1003!==a.minFilter&&1006!==a.minFilter}function p(b,c,e,f){a.generateMipmap(b); d.get(c).__maxMipLevel=Math.log(Math.max(e,f))*Math.LOG2E}function x(c,d,e){if(!1===Ca)return d;if(null!==c){if(void 0!==a[c])return a[c];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+c+"'")}c=d;6403===d&&(5126===e&&(c=33326),5131===e&&(c=33325),5121===e&&(c=33321));6407===d&&(5126===e&&(c=34837),5131===e&&(c=34843),5121===e&&(c=32849));6408===d&&(5126===e&&(c=34836),5131===e&&(c=34842),5121===e&&(c=32856));33325!==c&&33326!==c&&34842!==c&&34836!==c||b.get("EXT_color_buffer_float"); return c}function r(a){return 1003===a||1004===a||1005===a?9728:9729}function q(b){b=b.target;b.removeEventListener("dispose",q);var c=d.get(b);void 0!==c.__webglInit&&(a.deleteTexture(c.__webglTexture),d.remove(b));b.isVideoTexture&&C.delete(b);g.memory.textures--}function v(b){b=b.target;b.removeEventListener("dispose",v);var c=d.get(b),e=d.get(b.texture);if(b){void 0!==e.__webglTexture&&a.deleteTexture(e.__webglTexture);b.depthTexture&&b.depthTexture.dispose();if(b.isWebGLCubeRenderTarget)for(e= 0;6>e;e++)a.deleteFramebuffer(c.__webglFramebuffer[e]),c.__webglDepthbuffer&&a.deleteRenderbuffer(c.__webglDepthbuffer[e]);else a.deleteFramebuffer(c.__webglFramebuffer),c.__webglDepthbuffer&&a.deleteRenderbuffer(c.__webglDepthbuffer),c.__webglMultisampledFramebuffer&&a.deleteFramebuffer(c.__webglMultisampledFramebuffer),c.__webglColorRenderbuffer&&a.deleteRenderbuffer(c.__webglColorRenderbuffer),c.__webglDepthRenderbuffer&&a.deleteRenderbuffer(c.__webglDepthRenderbuffer);d.remove(b.texture);d.remove(b)}g.memory.textures--} function n(a,b){var e=d.get(a);if(a.isVideoTexture){var f=g.render.frame;C.get(a)!==f&&(C.set(a,f),a.update())}if(0q;q++)u[q]=h||e?e?b.image[q].image:b.image[q]:l(b.image[q],!1,!0,H);var r=u[0],v=m(r)||Ca,n=f.convert(b.format),w=f.convert(b.type),E=x(b.internalFormat,n,w);t(34067,b,v);if(h){for(q=0;6>q;q++){var Z=u[q].mipmaps;for(h=0;hq;q++)if(e)for(c.texImage2D(34069+q,0,E,u[q].width,u[q].height,0,n,w,u[q].data),h=0;h=D&&console.warn("THREE.WebGLTextures: Trying to use "+a+" texture units while this GPU supports only "+D);M+=1;return a};this.resetTextureUnits=function(){M=0};this.setTexture2D= n;this.setTexture2DArray=function(a,b){var e=d.get(a);0u;u++)e.__webglFramebuffer[u]=a.createFramebuffer();else if(e.__webglFramebuffer=a.createFramebuffer(),u)if(Ca){e.__webglMultisampledFramebuffer= a.createFramebuffer();e.__webglColorRenderbuffer=a.createRenderbuffer();a.bindRenderbuffer(36161,e.__webglColorRenderbuffer);u=f.convert(b.texture.format);var r=f.convert(b.texture.type);u=x(b.texture.internalFormat,u,r);r=ia(b);a.renderbufferStorageMultisample(36161,r,u,b.width,b.height);a.bindFramebuffer(36160,e.__webglMultisampledFramebuffer);a.framebufferRenderbuffer(36160,36064,36161,e.__webglColorRenderbuffer);a.bindRenderbuffer(36161,null);b.depthBuffer&&(e.__webglDepthRenderbuffer=a.createRenderbuffer(), y(e.__webglDepthRenderbuffer,b,!0));a.bindFramebuffer(36160,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");if(l){c.bindTexture(34067,h.__webglTexture);t(34067,b.texture,q);for(u=0;6>u;u++)B(e.__webglFramebuffer[u],b,36064,34069+u);k(b.texture,q)&&p(34067,b.texture,b.width,b.height);c.bindTexture(34067,null)}else c.bindTexture(3553,h.__webglTexture),t(3553,b.texture,q),B(e.__webglFramebuffer,b,36064,3553),k(b.texture,q)&&p(3553,b.texture, b.width,b.height),c.bindTexture(3553,null);if(b.depthBuffer){e=d.get(b);h=!0===b.isWebGLCubeRenderTarget;if(b.depthTexture){if(h)throw Error("target.depthTexture not supported in Cube render targets");if(b&&b.isWebGLCubeRenderTarget)throw Error("Depth Texture with cube render targets is not supported");a.bindFramebuffer(36160,e.__webglFramebuffer);if(!b.depthTexture||!b.depthTexture.isDepthTexture)throw Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");d.get(b.depthTexture).__webglTexture&& b.depthTexture.image.width===b.width&&b.depthTexture.image.height===b.height||(b.depthTexture.image.width=b.width,b.depthTexture.image.height=b.height,b.depthTexture.needsUpdate=!0);n(b.depthTexture,0);e=d.get(b.depthTexture).__webglTexture;if(1026===b.depthTexture.format)a.framebufferTexture2D(36160,36096,3553,e,0);else if(1027===b.depthTexture.format)a.framebufferTexture2D(36160,33306,3553,e,0);else throw Error("Unknown depthTexture format");}else if(h)for(e.__webglDepthbuffer=[],h=0;6>h;h++)a.bindFramebuffer(36160, e.__webglFramebuffer[h]),e.__webglDepthbuffer[h]=a.createRenderbuffer(),y(e.__webglDepthbuffer[h],b,!1);else a.bindFramebuffer(36160,e.__webglFramebuffer),e.__webglDepthbuffer=a.createRenderbuffer(),y(e.__webglDepthbuffer,b,!1);a.bindFramebuffer(36160,null)}};this.updateRenderTargetMipmap=function(a){var b=a.texture,e=m(a)||Ca;if(k(b,e)){e=a.isWebGLCubeRenderTarget?34067:3553;var f=d.get(b).__webglTexture;c.bindTexture(e,f);p(e,b,a.width,a.height);c.bindTexture(e,null)}};this.updateMultisampleRenderTarget= function(b){if(b.isWebGLMultisampleRenderTarget)if(Ca){var c=d.get(b);a.bindFramebuffer(36008,c.__webglMultisampledFramebuffer);a.bindFramebuffer(36009,c.__webglFramebuffer);var e=b.width,f=b.height,g=16384;b.depthBuffer&&(g|=256);b.stencilBuffer&&(g|=1024);a.blitFramebuffer(0,0,e,f,0,0,e,f,g,9728);a.bindFramebuffer(36160,c.__webglMultisampledFramebuffer)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")};this.safeSetTexture2D=function(a,b){a&&a.isWebGLRenderTarget&& (!1===P&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),P=!0),a=a.texture);n(a,b)};this.safeSetTextureCube=function(a,b){a&&a.isWebGLCubeRenderTarget&&(!1===O&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. Use their .texture property instead."),O=!0),a=a.texture);a&&a.isCubeTexture||Array.isArray(a.image)&&6===a.image.length?w(a,b):z(a,b)}}function Zh(a,b,c){var d= c.isWebGL2;return{convert:function(a){if(1009===a)return 5121;if(1017===a)return 32819;if(1018===a)return 32820;if(1019===a)return 33635;if(1010===a)return 5120;if(1011===a)return 5122;if(1012===a)return 5123;if(1013===a)return 5124;if(1014===a)return 5125;if(1015===a)return 5126;if(1016===a){if(d)return 5131;var c=b.get("OES_texture_half_float");return null!==c?c.HALF_FLOAT_OES:null}if(1021===a)return 6406;if(1022===a)return 6407;if(1023===a)return 6408;if(1024===a)return 6409;if(1025===a)return 6410; if(1026===a)return 6402;if(1027===a)return 34041;if(1028===a)return 6403;if(1029===a)return 36244;if(1030===a)return 33319;if(1031===a)return 33320;if(1032===a)return 36248;if(1033===a)return 36249;if(33776===a||33777===a||33778===a||33779===a)if(c=b.get("WEBGL_compressed_texture_s3tc"),null!==c){if(33776===a)return c.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===a)return c.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===a)return c.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===a)return c.COMPRESSED_RGBA_S3TC_DXT5_EXT}else return null; if(35840===a||35841===a||35842===a||35843===a)if(c=b.get("WEBGL_compressed_texture_pvrtc"),null!==c){if(35840===a)return c.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===a)return c.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===a)return c.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===a)return c.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}else return null;if(36196===a)return c=b.get("WEBGL_compressed_texture_etc1"),null!==c?c.COMPRESSED_RGB_ETC1_WEBGL:null;if(37492===a||37496===a)if(c=b.get("WEBGL_compressed_texture_etc"), null!==c){if(37492===a)return c.COMPRESSED_RGB8_ETC2;if(37496===a)return c.COMPRESSED_RGBA8_ETC2_EAC}if(37808===a||37809===a||37810===a||37811===a||37812===a||37813===a||37814===a||37815===a||37816===a||37817===a||37818===a||37819===a||37820===a||37821===a||37840===a||37841===a||37842===a||37843===a||37844===a||37845===a||37846===a||37847===a||37848===a||37849===a||37850===a||37851===a||37852===a||37853===a)return c=b.get("WEBGL_compressed_texture_astc"),null!==c?a:null;if(36492===a)return c=b.get("EXT_texture_compression_bptc"), null!==c?a:null;if(1020===a){if(d)return 34042;c=b.get("WEBGL_depth_texture");return null!==c?c.UNSIGNED_INT_24_8_WEBGL:null}}}}function Pe(a){aa.call(this);this.cameras=a||[]}function Mc(){F.call(this);this.type="Group"}function $h(a,b){function c(a){var b=q.get(a.inputSource);b&&(b.targetRay&&b.targetRay.dispatchEvent({type:a.type}),b.grip&&b.grip.dispatchEvent({type:a.type}))}function d(){q.forEach(function(a,b){a.targetRay&&(a.targetRay.dispatchEvent({type:"disconnected",data:b}),a.targetRay.visible= !1);a.grip&&(a.grip.dispatchEvent({type:"disconnected",data:b}),a.grip.visible=!1)});q.clear();a.setFramebuffer(null);a.setRenderTarget(a.getRenderTarget());y.stop();h.isPresenting=!1;h.dispatchEvent({type:"sessionend"})}function e(a){k=a;y.setContext(l);y.start();h.isPresenting=!0;h.dispatchEvent({type:"sessionstart"})}function f(a){for(var b=l.inputSources,c=0;cf.matrixWorld.determinant(),l=x(a,c,e,f);Y.setMaterial(e,h);var m=!1;if(b!==d.id||fa!==l.id||Oe!==(!0===e.wireframe))b=d.id,fa=l.id,Oe=!0===e.wireframe,m=!0;if(e.morphTargets||e.morphNormals)ya.update(f,d,e,l),m=!0;a=d.index;c=d.attributes.position;if(null===a){if(void 0===c||0===c.count)return}else if(0=== a.count)return;var u=1;!0===e.wireframe&&(a=xa.getWireframeAttribute(d),u=2);h=Aa;if(null!==a){var p=oa.get(a);h=Ba;h.setIndex(p)}if(m){if(!1!==Fa.isWebGL2||!f.isInstancedMesh&&!d.isInstancedBufferGeometry||null!==ra.get("ANGLE_instanced_arrays")){Y.initAttributes();m=d.attributes;l=l.getAttributes();var k=e.defaultAttributeValues;for(ha in l){var q=l[ha];if(0<=q){var r=m[ha];if(void 0!==r){var n=r.normalized,v=r.itemSize,w=oa.get(r);if(void 0!==w){var E=w.buffer,z=w.type;w=w.bytesPerElement;if(r.isInterleavedBufferAttribute){var B= r.data,t=B.stride;r=r.offset;B&&B.isInstancedInterleavedBuffer?(Y.enableAttributeAndDivisor(q,B.meshPerAttribute),void 0===d.maxInstancedCount&&(d.maxInstancedCount=B.meshPerAttribute*B.count)):Y.enableAttribute(q);I.bindBuffer(34962,E);I.vertexAttribPointer(q,v,z,n,t*w,r*w)}else r.isInstancedBufferAttribute?(Y.enableAttributeAndDivisor(q,r.meshPerAttribute),void 0===d.maxInstancedCount&&(d.maxInstancedCount=r.meshPerAttribute*r.count)):Y.enableAttribute(q),I.bindBuffer(34962,E),I.vertexAttribPointer(q, v,z,n,0,0)}}else if("instanceMatrix"===ha)w=oa.get(f.instanceMatrix),void 0!==w&&(E=w.buffer,z=w.type,Y.enableAttributeAndDivisor(q+0,1),Y.enableAttributeAndDivisor(q+1,1),Y.enableAttributeAndDivisor(q+2,1),Y.enableAttributeAndDivisor(q+3,1),I.bindBuffer(34962,E),I.vertexAttribPointer(q+0,4,z,!1,64,0),I.vertexAttribPointer(q+1,4,z,!1,64,16),I.vertexAttribPointer(q+2,4,z,!1,64,32),I.vertexAttribPointer(q+3,4,z,!1,64,48));else if(void 0!==k&&(n=k[ha],void 0!==n))switch(n.length){case 2:I.vertexAttrib2fv(q, n);break;case 3:I.vertexAttrib3fv(q,n);break;case 4:I.vertexAttrib4fv(q,n);break;default:I.vertexAttrib1fv(q,n)}}}Y.disableUnusedAttributes()}null!==a&&I.bindBuffer(34963,p.buffer)}var ha=d.drawRange.start*u;m=null!==g?g.start*u:0;p=Math.max(ha,m);g=Math.max(0,Math.min(null!==a?a.count:c.count,ha+d.drawRange.count*u,m+(null!==g?g.count*u:Infinity))-1-p+1);0!==g&&(f.isMesh?!0===e.wireframe?(Y.setLineWidth(e.wireframeLinewidth*(null===O?Q:1)),h.setMode(1)):h.setMode(4):f.isLine?(e=e.linewidth,void 0=== e&&(e=1),Y.setLineWidth(e*(null===O?Q:1)),f.isLineSegments?h.setMode(1):f.isLineLoop?h.setMode(2):h.setMode(3)):f.isPoints?h.setMode(0):f.isSprite&&h.setMode(4),f.isInstancedMesh?h.renderInstances(d,p,g,f.count):d.isInstancedBufferGeometry?h.renderInstances(d,p,g,d.maxInstancedCount):h.render(p,g))};this.compile=function(a,b){A=va.get(a,b);A.init();a.traverse(function(a){a.isLight&&(A.pushLight(a),a.castShadow&&A.pushShadow(a))});A.setupLights(b);var c={};a.traverse(function(b){if(b.material)if(Array.isArray(b.material))for(var d= 0;de.far||f.push({distance:a,distanceToRay:Math.sqrt(h),point:c,index:b,face:null,object:g}))}function sg(a,b,c,d,e, f,g,h,l){V.call(this,a,b,c,d,e,f,g,h,l);this.format=void 0!==g?g:1022;this.minFilter=void 0!==f?f:1006;this.magFilter=void 0!==e?e:1006;this.generateMipmaps=!1}function Qc(a,b,c,d,e,f,g,h,l,m,u,p){V.call(this,null,f,g,h,l,m,d,e,u,p);this.image={width:b,height:c};this.mipmaps=a;this.generateMipmaps=this.flipY=!1}function Sd(a,b,c,d,e,f,g,h,l){V.call(this,a,b,c,d,e,f,g,h,l);this.needsUpdate=!0}function Td(a,b,c,d,e,f,g,h,l,m){m=void 0!==m?m:1026;if(1026!==m&&1027!==m)throw Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat"); void 0===c&&1026===m&&(c=1012);void 0===c&&1027===m&&(c=1020);V.call(this,null,d,e,f,g,h,m,c,l);this.image={width:a,height:b};this.magFilter=void 0!==g?g:1003;this.minFilter=void 0!==h?h:1003;this.generateMipmaps=this.flipY=!1}function Rc(a){C.call(this);this.type="WireframeGeometry";var b=[],c,d,e,f=[0,0],g={},h=["a","b","c"];if(a&&a.isGeometry){var l=a.faces;var m=0;for(d=l.length;mc;c++){var p=u[h[c]];var k=u[h[(c+1)%3]];f[0]=Math.min(p,k);f[1]=Math.max(p,k);p=f[0]+ ","+f[1];void 0===g[p]&&(g[p]={index1:f[0],index2:f[1]})}}for(p in g)m=g[p],h=a.vertices[m.index1],b.push(h.x,h.y,h.z),h=a.vertices[m.index2],b.push(h.x,h.y,h.z)}else if(a&&a.isBufferGeometry)if(h=new n,null!==a.index){l=a.attributes.position;u=a.index;var r=a.groups;0===r.length&&(r=[{start:0,count:u.count,materialIndex:0}]);a=0;for(e=r.length;ac;c++)p=u.getX(m+c),k=u.getX(m+(c+1)%3),f[0]=Math.min(p,k),f[1]=Math.max(p,k),p=f[0]+","+ f[1],void 0===g[p]&&(g[p]={index1:f[0],index2:f[1]});for(p in g)m=g[p],h.fromBufferAttribute(l,m.index1),b.push(h.x,h.y,h.z),h.fromBufferAttribute(l,m.index2),b.push(h.x,h.y,h.z)}else for(l=a.attributes.position,m=0,d=l.count/3;mc;c++)g=3*m+c,h.fromBufferAttribute(l,g),b.push(h.x,h.y,h.z),g=3*m+(c+1)%3,h.fromBufferAttribute(l,g),b.push(h.x,h.y,h.z);this.setAttribute("position",new y(b,3))}function Ud(a,b,c){N.call(this);this.type="ParametricGeometry";this.parameters={func:a,slices:b, stacks:c};this.fromBufferGeometry(new Sc(a,b,c));this.mergeVertices()}function Sc(a,b,c){C.call(this);this.type="ParametricBufferGeometry";this.parameters={func:a,slices:b,stacks:c};var d=[],e=[],f=[],g=[],h=new n,l=new n,m=new n,u=new n,p=new n,k,r;3>a.length&&console.error("THREE.ParametricGeometry: Function must now modify a Vector3 as third parameter.");var q=b+1;for(k=0;k<=c;k++){var v=k/c;for(r=0;r<=b;r++){var E=r/b;a(E,v,l);e.push(l.x,l.y,l.z);0<=E-1E-5?(a(E-1E-5,v,m),u.subVectors(l,m)):(a(E+ 1E-5,v,m),u.subVectors(m,l));0<=v-1E-5?(a(E,v-1E-5,m),p.subVectors(l,m)):(a(E,v+1E-5,m),p.subVectors(m,l));h.crossVectors(u,p).normalize();f.push(h.x,h.y,h.z);g.push(E,v)}}for(k=0;kd&&1===a.x&&(l[b]=a.x-1);0===c.x&&0===c.z&&(l[b]=d/2/Math.PI+.5)}C.call(this);this.type="PolyhedronBufferGeometry";this.parameters={vertices:a,indices:b,radius:c,detail:d};c=c||1;d=d||0;var h=[],l=[];(function(a){for(var c=new n,d=new n,g=new n,h=0;he&&(.2>b&&(l[a+0]+=1),.2>c&&(l[a+2]+=1),.2>d&&(l[a+4]+=1))})();this.setAttribute("position",new y(h,3));this.setAttribute("normal",new y(h.slice(),3));this.setAttribute("uv",new y(l,2));0===d?this.computeVertexNormals():this.normalizeNormals()}function Wd(a,b){N.call(this);this.type="TetrahedronGeometry";this.parameters={radius:a,detail:b};this.fromBufferGeometry(new Tc(a,b));this.mergeVertices()} function Tc(a,b){Ga.call(this,[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],a,b);this.type="TetrahedronBufferGeometry";this.parameters={radius:a,detail:b}}function Xd(a,b){N.call(this);this.type="OctahedronGeometry";this.parameters={radius:a,detail:b};this.fromBufferGeometry(new cc(a,b));this.mergeVertices()}function cc(a,b){Ga.call(this,[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],a,b);this.type="OctahedronBufferGeometry";this.parameters= {radius:a,detail:b}}function Yd(a,b){N.call(this);this.type="IcosahedronGeometry";this.parameters={radius:a,detail:b};this.fromBufferGeometry(new Uc(a,b));this.mergeVertices()}function Uc(a,b){var c=(1+Math.sqrt(5))/2;Ga.call(this,[-1,c,0,1,c,0,-1,-c,0,1,-c,0,0,-1,c,0,1,c,0,-1,-c,0,1,-c,c,0,-1,c,0,1,-c,0,-1,-c,0,1],[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],a,b);this.type="IcosahedronBufferGeometry";this.parameters= {radius:a,detail:b}}function Zd(a,b){N.call(this);this.type="DodecahedronGeometry";this.parameters={radius:a,detail:b};this.fromBufferGeometry(new Vc(a,b));this.mergeVertices()}function Vc(a,b){var c=(1+Math.sqrt(5))/2,d=1/c;Ga.call(this,[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-d,-c,0,-d,c,0,d,-c,0,d,c,-d,-c,0,-d,c,0,d,-c,0,d,c,0,-c,0,-d,c,0,-d,-c,0,d,c,0,d],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2, 6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],a,b);this.type="DodecahedronBufferGeometry";this.parameters={radius:a,detail:b}}function $d(a,b,c,d,e,f){N.call(this);this.type="TubeGeometry";this.parameters={path:a,tubularSegments:b,radius:c,radialSegments:d,closed:e};void 0!==f&&console.warn("THREE.TubeGeometry: taper has been removed.");a=new dc(a,b,c,d,e);this.tangents=a.tangents;this.normals= a.normals;this.binormals=a.binormals;this.fromBufferGeometry(a);this.mergeVertices()}function dc(a,b,c,d,e){function f(e){u=a.getPointAt(e/b,u);var f=g.normals[e];e=g.binormals[e];for(x=0;x<=d;x++){var m=x/d*Math.PI*2,k=Math.sin(m);m=-Math.cos(m);l.x=m*f.x+k*e.x;l.y=m*f.y+k*e.y;l.z=m*f.z+k*e.z;l.normalize();q.push(l.x,l.y,l.z);h.x=u.x+c*l.x;h.y=u.y+c*l.y;h.z=u.z+c*l.z;r.push(h.x,h.y,h.z)}}C.call(this);this.type="TubeBufferGeometry";this.parameters={path:a,tubularSegments:b,radius:c,radialSegments:d, closed:e};b=b||64;c=c||1;d=d||8;e=e||!1;var g=a.computeFrenetFrames(b,e);this.tangents=g.tangents;this.normals=g.normals;this.binormals=g.binormals;var h=new n,l=new n,m=new t,u=new n,k,x,r=[],q=[],v=[],E=[];for(k=0;k=b;e-=d)f=di(e,a[e],a[e+1],f);f&&ec(f,f.next)&&(ce(f),f=f.next);return f}function de(a,b){if(!a)return a;b||(b=a);do{var c=!1;if(a.steiner||!ec(a,a.next)&&0!==xa(a.prev,a,a.next))a=a.next;else{ce(a);a=b=a.prev;if(a===a.next)break;c=!0}}while(c||a!==b);return b}function ee(a,b,c,d,e,f,g){if(a){if(!g&&f){var h=a,l=h;do null===l.z&&(l.z=tg(l.x,l.y,d,e,f)),l.prevZ=l.prev,l=l.nextZ= l.next;while(l!==h);l.prevZ.nextZ=null;l.prevZ=null;h=l;var m,k,p,x,r=1;do{l=h;var 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a.distance-b.distance}function Pg(a, b,c,d){a.layers.test(b.layers)&&a.raycast(b,c);if(!0===d){a=a.children;d=0;for(var e=a.length;dc;c++,d++){var e=c/32*Math.PI*2,f=d/32*Math.PI*2;b.push(Math.cos(e),Math.sin(e),1,Math.cos(f),Math.sin(f),1)}a.setAttribute("position",new y(b,3));b=new la({fog:!1,toneMapped:!1});this.cone= new ma(a,b);this.add(this.cone);this.update()}function ti(a){var b=[];a&&a.isBone&&b.push(a);for(var c=0;cr;++r){var q=r/k;q=Math.exp(-q*q/2);e.push(q);0==r?n+=q:r\n\nvec4 inputTexelToLinear(vec4 value){\n\tif(inputEncoding == 0){\n\t\treturn value;\n\t}else if(inputEncoding == 1){\n\t\treturn sRGBToLinear(value);\n\t}else if(inputEncoding == 2){\n\t\treturn RGBEToLinear(value);\n\t}else if(inputEncoding == 3){\n\t\treturn RGBMToLinear(value, 7.0);\n\t}else if(inputEncoding == 4){\n\t\treturn RGBMToLinear(value, 16.0);\n\t}else if(inputEncoding == 5){\n\t\treturn RGBDToLinear(value, 256.0);\n\t}else{\n\t\treturn GammaToLinear(value, 2.2);\n\t}\n}\n\nvec4 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Use .subVectors( a, b ) instead."),this.subVectors(a,b);this.x-=a.x;this.y-=a.y;return this},subScalar:function(a){this.x-=a;this.y-=a;return this},subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;return this},multiply:function(a){this.x*=a.x;this.y*= a.y;return this},multiplyScalar:function(a){this.x*=a;this.y*=a;return this},divide:function(a){this.x/=a.x;this.y/=a.y;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},applyMatrix3:function(a){var b=this.x,c=this.y;a=a.elements;this.x=a[0]*b+a[3]*c+a[6];this.y=a[1]*b+a[4]*c+a[7];return this},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);return this},clamp:function(a, b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));return this},clampScalar:function(a,b){this.x=Math.max(a,Math.min(b,this.x));this.y=Math.max(a,Math.min(b,this.y));return this},clampLength:function(a,b){var c=this.length();return this.divideScalar(c||1).multiplyScalar(Math.max(a,Math.min(b,c)))},floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);return this},round:function(){this.x= Math.round(this.x);this.y=Math.round(this.y);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);return this},negate:function(){this.x=-this.x;this.y=-this.y;return this},dot:function(a){return this.x*a.x+this.y*a.y},cross:function(a){return this.x*a.y-this.y*a.x},lengthSq:function(){return this.x*this.x+this.y*this.y},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y)},manhattanLength:function(){return Math.abs(this.x)+ Math.abs(this.y)},normalize:function(){return this.divideScalar(this.length()||1)},angle:function(){return Math.atan2(-this.y,-this.x)+Math.PI},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x;a=this.y-a.y;return b*b+a*a},manhattanDistanceTo:function(a){return Math.abs(this.x-a.x)+Math.abs(this.y-a.y)},setLength:function(a){return this.normalize().multiplyScalar(a)},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;return this}, lerpVectors:function(a,b,c){return this.subVectors(b,a).multiplyScalar(c).add(a)},equals:function(a){return a.x===this.x&&a.y===this.y},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;return a},fromBufferAttribute:function(a,b,c){void 0!==c&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute().");this.x=a.getX(b);this.y=a.getY(b);return this},rotateAround:function(a, b){var c=Math.cos(b);b=Math.sin(b);var d=this.x-a.x,e=this.y-a.y;this.x=d*c-e*b+a.x;this.y=d*b+e*c+a.y;return this}});Object.assign(wa.prototype,{isMatrix3:!0,set:function(a,b,c,d,e,f,g,h,l){var m=this.elements;m[0]=a;m[1]=d;m[2]=g;m[3]=b;m[4]=e;m[5]=h;m[6]=c;m[7]=f;m[8]=l;return this},identity:function(){this.set(1,0,0,0,1,0,0,0,1);return this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(a){var b=this.elements;a=a.elements;b[0]=a[0];b[1]=a[1];b[2]=a[2];b[3]= a[3];b[4]=a[4];b[5]=a[5];b[6]=a[6];b[7]=a[7];b[8]=a[8];return this},extractBasis:function(a,b,c){a.setFromMatrix3Column(this,0);b.setFromMatrix3Column(this,1);c.setFromMatrix3Column(this,2);return this},setFromMatrix4:function(a){a=a.elements;this.set(a[0],a[4],a[8],a[1],a[5],a[9],a[2],a[6],a[10]);return this},multiply:function(a){return this.multiplyMatrices(this,a)},premultiply:function(a){return this.multiplyMatrices(a,this)},multiplyMatrices:function(a,b){var c=a.elements,d=b.elements;b=this.elements; a=c[0];var e=c[3],f=c[6],g=c[1],h=c[4],l=c[7],m=c[2],k=c[5];c=c[8];var p=d[0],n=d[3],r=d[6],q=d[1],v=d[4],E=d[7],w=d[2],t=d[5];d=d[8];b[0]=a*p+e*q+f*w;b[3]=a*n+e*v+f*t;b[6]=a*r+e*E+f*d;b[1]=g*p+h*q+l*w;b[4]=g*n+h*v+l*t;b[7]=g*r+h*E+l*d;b[2]=m*p+k*q+c*w;b[5]=m*n+k*v+c*t;b[8]=m*r+k*E+c*d;return this},multiplyScalar:function(a){var b=this.elements;b[0]*=a;b[3]*=a;b[6]*=a;b[1]*=a;b[4]*=a;b[7]*=a;b[2]*=a;b[5]*=a;b[8]*=a;return this},determinant:function(){var a=this.elements,b=a[0],c=a[1],d=a[2],e=a[3], f=a[4],g=a[5],h=a[6],l=a[7];a=a[8];return b*f*a-b*g*l-c*e*a+c*g*h+d*e*l-d*f*h},getInverse:function(a,b){void 0!==b&&console.warn("THREE.Matrix3: .getInverse() can no longer be configured to throw on degenerate.");var c=a.elements;a=this.elements;b=c[0];var d=c[1],e=c[2],f=c[3],g=c[4],h=c[5],l=c[6],m=c[7];c=c[8];var k=c*g-h*m,p=h*l-c*f,n=m*f-g*l,r=b*k+d*p+e*n;if(0===r)return this.set(0,0,0,0,0,0,0,0,0);r=1/r;a[0]=k*r;a[1]=(e*m-c*d)*r;a[2]=(h*d-e*g)*r;a[3]=p*r;a[4]=(c*b-e*l)*r;a[5]=(e*f-h*b)*r;a[6]= n*r;a[7]=(d*l-m*b)*r;a[8]=(g*b-d*f)*r;return this},transpose:function(){var a=this.elements;var b=a[1];a[1]=a[3];a[3]=b;b=a[2];a[2]=a[6];a[6]=b;b=a[5];a[5]=a[7];a[7]=b;return this},getNormalMatrix:function(a){return this.setFromMatrix4(a).getInverse(this).transpose()},transposeIntoArray:function(a){var b=this.elements;a[0]=b[0];a[1]=b[3];a[2]=b[6];a[3]=b[1];a[4]=b[4];a[5]=b[7];a[6]=b[2];a[7]=b[5];a[8]=b[8];return this},setUvTransform:function(a,b,c,d,e,f,g){var h=Math.cos(e);e=Math.sin(e);this.set(c* h,c*e,-c*(h*f+e*g)+f+a,-d*e,d*h,-d*(-e*f+h*g)+g+b,0,0,1)},scale:function(a,b){var c=this.elements;c[0]*=a;c[3]*=a;c[6]*=a;c[1]*=b;c[4]*=b;c[7]*=b;return this},rotate:function(a){var b=Math.cos(a);a=Math.sin(a);var c=this.elements,d=c[0],e=c[3],f=c[6],g=c[1],h=c[4],l=c[7];c[0]=b*d+a*g;c[3]=b*e+a*h;c[6]=b*f+a*l;c[1]=-a*d+b*g;c[4]=-a*e+b*h;c[7]=-a*f+b*l;return this},translate:function(a,b){var c=this.elements;c[0]+=a*c[2];c[3]+=a*c[5];c[6]+=a*c[8];c[1]+=b*c[2];c[4]+=b*c[5];c[7]+=b*c[8];return this}, equals:function(a){var b=this.elements;a=a.elements;for(var c=0;9>c;c++)if(b[c]!==a[c])return!1;return!0},fromArray:function(a,b){void 0===b&&(b=0);for(var c=0;9>c;c++)this.elements[c]=a[c+b];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);var c=this.elements;a[b]=c[0];a[b+1]=c[1];a[b+2]=c[2];a[b+3]=c[3];a[b+4]=c[4];a[b+5]=c[5];a[b+6]=c[6];a[b+7]=c[7];a[b+8]=c[8];return a}});var nd,Lb={getDataURL:function(a){if("undefined"==typeof HTMLCanvasElement)return a.src;if(!(a instanceof HTMLCanvasElement)){void 0===nd&&(nd=document.createElementNS("http://www.w3.org/1999/xhtml","canvas"));nd.width=a.width;nd.height=a.height;var b=nd.getContext("2d");a instanceof ImageData?b.putImageData(a,0,0):b.drawImage(a,0,0,a.width,a.height);a=nd}return 2048a.x||1a.x?0:1;break;case 1002:a.x=1===Math.abs(Math.floor(a.x)% 2)?Math.ceil(a.x)-a.x:a.x-Math.floor(a.x)}if(0>a.y||1a.y?0:1;break;case 1002:a.y=1===Math.abs(Math.floor(a.y)%2)?Math.ceil(a.y)-a.y:a.y-Math.floor(a.y)}this.flipY&&(a.y=1-a.y);return a}});Object.defineProperty(V.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Object.defineProperties(ka.prototype,{width:{get:function(){return this.z},set:function(a){this.z=a}},height:{get:function(){return this.w},set:function(a){this.w= a}}});Object.assign(ka.prototype,{isVector4:!0,set:function(a,b,c,d){this.x=a;this.y=b;this.z=c;this.w=d;return this},setScalar:function(a){this.w=this.z=this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setZ:function(a){this.z=a;return this},setW:function(a){this.w=a;return this},setComponent:function(a,b){switch(a){case 0:this.x=b;break;case 1:this.y=b;break;case 2:this.z=b;break;case 3:this.w=b;break;default:throw Error("index is out of range: "+ a);}return this},getComponent:function(a){switch(a){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=void 0!==a.w?a.w:1;return this},add:function(a,b){if(void 0!==b)return console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a, b);this.x+=a.x;this.y+=a.y;this.z+=a.z;this.w+=a.w;return this},addScalar:function(a){this.x+=a;this.y+=a;this.z+=a;this.w+=a;return this},addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;this.w=a.w+b.w;return this},addScaledVector:function(a,b){this.x+=a.x*b;this.y+=a.y*b;this.z+=a.z*b;this.w+=a.w*b;return this},sub:function(a,b){if(void 0!==b)return console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,b);this.x-= a.x;this.y-=a.y;this.z-=a.z;this.w-=a.w;return this},subScalar:function(a){this.x-=a;this.y-=a;this.z-=a;this.w-=a;return this},subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;this.w=a.w-b.w;return this},multiplyScalar:function(a){this.x*=a;this.y*=a;this.z*=a;this.w*=a;return this},applyMatrix4:function(a){var b=this.x,c=this.y,d=this.z,e=this.w;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d+a[12]*e;this.y=a[1]*b+a[5]*c+a[9]*d+a[13]*e;this.z=a[2]*b+a[6]*c+a[10]*d+a[14]*e;this.w=a[3]* b+a[7]*c+a[11]*d+a[15]*e;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},setAxisAngleFromQuaternion:function(a){this.w=2*Math.acos(a.w);var b=Math.sqrt(1-a.w*a.w);1E-4>b?(this.x=1,this.z=this.y=0):(this.x=a.x/b,this.y=a.y/b,this.z=a.z/b);return this},setAxisAngleFromRotationMatrix:function(a){a=a.elements;var b=a[0];var c=a[4];var d=a[8],e=a[1],f=a[5],g=a[9];var h=a[2];var l=a[6];var m=a[10];if(.01>Math.abs(c-e)&&.01>Math.abs(d-h)&&.01>Math.abs(g-l)){if(.1>Math.abs(c+e)&&.1> Math.abs(d+h)&&.1>Math.abs(g+l)&&.1>Math.abs(b+f+m-3))return this.set(1,0,0,0),this;a=Math.PI;b=(b+1)/2;f=(f+1)/2;m=(m+1)/2;c=(c+e)/4;d=(d+h)/4;g=(g+l)/4;b>f&&b>m?.01>b?(l=0,c=h=.707106781):(l=Math.sqrt(b),h=c/l,c=d/l):f>m?.01>f?(l=.707106781,h=0,c=.707106781):(h=Math.sqrt(f),l=c/h,c=g/h):.01>m?(h=l=.707106781,c=0):(c=Math.sqrt(m),l=d/c,h=g/c);this.set(l,h,c,a);return this}a=Math.sqrt((l-g)*(l-g)+(d-h)*(d-h)+(e-c)*(e-c));.001>Math.abs(a)&&(a=1);this.x=(l-g)/a;this.y=(d-h)/a;this.z=(e-c)/a;this.w= Math.acos((b+f+m-1)/2);return this},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);this.z=Math.min(this.z,a.z);this.w=Math.min(this.w,a.w);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z=Math.max(this.z,a.z);this.w=Math.max(this.w,a.w);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));this.z=Math.max(a.z,Math.min(b.z,this.z));this.w=Math.max(a.w,Math.min(b.w,this.w)); return this},clampScalar:function(a,b){this.x=Math.max(a,Math.min(b,this.x));this.y=Math.max(a,Math.min(b,this.y));this.z=Math.max(a,Math.min(b,this.z));this.w=Math.max(a,Math.min(b,this.w));return this},clampLength:function(a,b){var c=this.length();return this.divideScalar(c||1).multiplyScalar(Math.max(a,Math.min(b,c)))},floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);this.w=Math.floor(this.w);return this},ceil:function(){this.x=Math.ceil(this.x);this.y= Math.ceil(this.y);this.z=Math.ceil(this.z);this.w=Math.ceil(this.w);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);this.w=Math.round(this.w);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);this.z=0>this.z?Math.ceil(this.z):Math.floor(this.z);this.w=0>this.w?Math.ceil(this.w):Math.floor(this.w);return this},negate:function(){this.x=-this.x;this.y= -this.y;this.z=-this.z;this.w=-this.w;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z+this.w*a.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(a){return this.normalize().multiplyScalar(a)}, lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;this.w+=(a.w-this.w)*b;return this},lerpVectors:function(a,b,c){return this.subVectors(b,a).multiplyScalar(c).add(a)},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z&&a.w===this.w},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];this.z=a[b+2];this.w=a[b+3];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;a[b+2]=this.z;a[b+3]= this.w;return a},fromBufferAttribute:function(a,b,c){void 0!==c&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute().");this.x=a.getX(b);this.y=a.getY(b);this.z=a.getZ(b);this.w=a.getW(b);return this}});Ha.prototype=Object.assign(Object.create(Ea.prototype),{constructor:Ha,isWebGLRenderTarget:!0,setSize:function(a,b){if(this.width!==a||this.height!==b)this.width=a,this.height=b,this.texture.image.width=a,this.texture.image.height=b,this.dispose();this.viewport.set(0,0, a,b);this.scissor.set(0,0,a,b)},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.width=a.width;this.height=a.height;this.viewport.copy(a.viewport);this.texture=a.texture.clone();this.depthBuffer=a.depthBuffer;this.stencilBuffer=a.stencilBuffer;this.depthTexture=a.depthTexture;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}});Zf.prototype=Object.assign(Object.create(Ha.prototype),{constructor:Zf,isWebGLMultisampleRenderTarget:!0,copy:function(a){Ha.prototype.copy.call(this, a);this.samples=a.samples;return this}});Object.assign(Aa,{slerp:function(a,b,c,d){return c.copy(a).slerp(b,d)},slerpFlat:function(a,b,c,d,e,f,g){var h=c[d+0],l=c[d+1],m=c[d+2];c=c[d+3];d=e[f+0];var k=e[f+1],p=e[f+2];e=e[f+3];if(c!==e||h!==d||l!==k||m!==p){f=1-g;var n=h*d+l*k+m*p+c*e,r=0<=n?1:-1,q=1-n*n;q>Number.EPSILON&&(q=Math.sqrt(q),n=Math.atan2(q,n*r),f=Math.sin(f*n)/q,g=Math.sin(g*n)/q);r*=g;h=h*f+d*r;l=l*f+k*r;m=m*f+p*r;c=c*f+e*r;f===1-g&&(g=1/Math.sqrt(h*h+l*l+m*m+c*c),h*=g,l*=g,m*=g,c*=g)}a[b]= h;a[b+1]=l;a[b+2]=m;a[b+3]=c}});Object.defineProperties(Aa.prototype,{x:{get:function(){return this._x},set:function(a){this._x=a;this._onChangeCallback()}},y:{get:function(){return this._y},set:function(a){this._y=a;this._onChangeCallback()}},z:{get:function(){return this._z},set:function(a){this._z=a;this._onChangeCallback()}},w:{get:function(){return this._w},set:function(a){this._w=a;this._onChangeCallback()}}});Object.assign(Aa.prototype,{isQuaternion:!0,set:function(a,b,c,d){this._x=a;this._y= b;this._z=c;this._w=d;this._onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(a){this._x=a.x;this._y=a.y;this._z=a.z;this._w=a.w;this._onChangeCallback();return this},setFromEuler:function(a,b){if(!a||!a.isEuler)throw Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var c=a._x,d=a._y,e=a._z;a=a.order;var f=Math.cos,g=Math.sin,h=f(c/2),l=f(d/2);f=f(e/2);c=g(c/2);d=g(d/ 2);e=g(e/2);"XYZ"===a?(this._x=c*l*f+h*d*e,this._y=h*d*f-c*l*e,this._z=h*l*e+c*d*f,this._w=h*l*f-c*d*e):"YXZ"===a?(this._x=c*l*f+h*d*e,this._y=h*d*f-c*l*e,this._z=h*l*e-c*d*f,this._w=h*l*f+c*d*e):"ZXY"===a?(this._x=c*l*f-h*d*e,this._y=h*d*f+c*l*e,this._z=h*l*e+c*d*f,this._w=h*l*f-c*d*e):"ZYX"===a?(this._x=c*l*f-h*d*e,this._y=h*d*f+c*l*e,this._z=h*l*e-c*d*f,this._w=h*l*f+c*d*e):"YZX"===a?(this._x=c*l*f+h*d*e,this._y=h*d*f+c*l*e,this._z=h*l*e-c*d*f,this._w=h*l*f-c*d*e):"XZY"===a&&(this._x=c*l*f-h*d* e,this._y=h*d*f-c*l*e,this._z=h*l*e+c*d*f,this._w=h*l*f+c*d*e);!1!==b&&this._onChangeCallback();return this},setFromAxisAngle:function(a,b){b/=2;var c=Math.sin(b);this._x=a.x*c;this._y=a.y*c;this._z=a.z*c;this._w=Math.cos(b);this._onChangeCallback();return this},setFromRotationMatrix:function(a){var b=a.elements,c=b[0];a=b[4];var d=b[8],e=b[1],f=b[5],g=b[9],h=b[2],l=b[6];b=b[10];var m=c+f+b;0f&&c>b?(c=2*Math.sqrt(1+ c-f-b),this._w=(l-g)/c,this._x=.25*c,this._y=(a+e)/c,this._z=(d+h)/c):f>b?(c=2*Math.sqrt(1+f-c-b),this._w=(d-h)/c,this._x=(a+e)/c,this._y=.25*c,this._z=(g+l)/c):(c=2*Math.sqrt(1+b-c-f),this._w=(e-a)/c,this._x=(d+h)/c,this._y=(g+l)/c,this._z=.25*c);this._onChangeCallback();return this},setFromUnitVectors:function(a,b){var c=a.dot(b)+1;1E-6>c?(c=0,Math.abs(a.x)>Math.abs(a.z)?(this._x=-a.y,this._y=a.x,this._z=0):(this._x=0,this._y=-a.z,this._z=a.y)):(this._x=a.y*b.z-a.z*b.y,this._y=a.z*b.x-a.x*b.z,this._z= a.x*b.y-a.y*b.x);this._w=c;return this.normalize()},angleTo:function(a){return 2*Math.acos(Math.abs(L.clamp(this.dot(a),-1,1)))},rotateTowards:function(a,b){var c=this.angleTo(a);if(0===c)return this;this.slerp(a,Math.min(1,b/c));return this},inverse:function(){return this.conjugate()},conjugate:function(){this._x*=-1;this._y*=-1;this._z*=-1;this._onChangeCallback();return this},dot:function(a){return this._x*a._x+this._y*a._y+this._z*a._z+this._w*a._w},lengthSq:function(){return this._x*this._x+ this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var a=this.length();0===a?(this._z=this._y=this._x=0,this._w=1):(a=1/a,this._x*=a,this._y*=a,this._z*=a,this._w*=a);this._onChangeCallback();return this},multiply:function(a,b){return void 0!==b?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(a, b)):this.multiplyQuaternions(this,a)},premultiply:function(a){return this.multiplyQuaternions(a,this)},multiplyQuaternions:function(a,b){var c=a._x,d=a._y,e=a._z;a=a._w;var f=b._x,g=b._y,h=b._z;b=b._w;this._x=c*b+a*f+d*h-e*g;this._y=d*b+a*g+e*f-c*h;this._z=e*b+a*h+c*g-d*f;this._w=a*b-c*f-d*g-e*h;this._onChangeCallback();return this},slerp:function(a,b){if(0===b)return this;if(1===b)return this.copy(a);var c=this._x,d=this._y,e=this._z,f=this._w,g=f*a._w+c*a._x+d*a._y+e*a._z;0>g?(this._w=-a._w,this._x= -a._x,this._y=-a._y,this._z=-a._z,g=-g):this.copy(a);if(1<=g)return this._w=f,this._x=c,this._y=d,this._z=e,this;a=1-g*g;if(a<=Number.EPSILON)return g=1-b,this._w=g*f+b*this._w,this._x=g*c+b*this._x,this._y=g*d+b*this._y,this._z=g*e+b*this._z,this.normalize(),this._onChangeCallback(),this;a=Math.sqrt(a);var h=Math.atan2(a,g);g=Math.sin((1-b)*h)/a;b=Math.sin(b*h)/a;this._w=f*g+this._w*b;this._x=c*g+this._x*b;this._y=d*g+this._y*b;this._z=e*g+this._z*b;this._onChangeCallback();return this},equals:function(a){return a._x=== this._x&&a._y===this._y&&a._z===this._z&&a._w===this._w},fromArray:function(a,b){void 0===b&&(b=0);this._x=a[b];this._y=a[b+1];this._z=a[b+2];this._w=a[b+3];this._onChangeCallback();return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=this._y;a[b+2]=this._z;a[b+3]=this._w;return a},fromBufferAttribute:function(a,b){this._x=a.getX(b);this._y=a.getY(b);this._z=a.getZ(b);this._w=a.getW(b);return this},_onChange:function(a){this._onChangeCallback=a;return this}, _onChangeCallback:function(){}});var ah=new n,Hi=new Aa;Object.assign(n.prototype,{isVector3:!0,set:function(a,b,c){this.x=a;this.y=b;this.z=c;return this},setScalar:function(a){this.z=this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setZ:function(a){this.z=a;return this},setComponent:function(a,b){switch(a){case 0:this.x=b;break;case 1:this.y=b;break;case 2:this.z=b;break;default:throw Error("index is out of range: "+a);}return this},getComponent:function(a){switch(a){case 0:return this.x; case 1:return this.y;case 2:return this.z;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;return this},add:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a,b);this.x+=a.x;this.y+=a.y;this.z+=a.z;return this},addScalar:function(a){this.x+=a;this.y+=a;this.z+=a;return this}, addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;return this},addScaledVector:function(a,b){this.x+=a.x*b;this.y+=a.y*b;this.z+=a.z*b;return this},sub:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,b);this.x-=a.x;this.y-=a.y;this.z-=a.z;return this},subScalar:function(a){this.x-=a;this.y-=a;this.z-=a;return this},subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z= a.z-b.z;return this},multiply:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(a,b);this.x*=a.x;this.y*=a.y;this.z*=a.z;return this},multiplyScalar:function(a){this.x*=a;this.y*=a;this.z*=a;return this},multiplyVectors:function(a,b){this.x=a.x*b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this},applyEuler:function(a){a&&a.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."); return this.applyQuaternion(Hi.setFromEuler(a))},applyAxisAngle:function(a,b){return this.applyQuaternion(Hi.setFromAxisAngle(a,b))},applyMatrix3:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[3]*c+a[6]*d;this.y=a[1]*b+a[4]*c+a[7]*d;this.z=a[2]*b+a[5]*c+a[8]*d;return this},applyNormalMatrix:function(a){return this.applyMatrix3(a).normalize()},applyMatrix4:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;var e=1/(a[3]*b+a[7]*c+a[11]*d+a[15]);this.x=(a[0]*b+a[4]*c+a[8]* d+a[12])*e;this.y=(a[1]*b+a[5]*c+a[9]*d+a[13])*e;this.z=(a[2]*b+a[6]*c+a[10]*d+a[14])*e;return this},applyQuaternion:function(a){var b=this.x,c=this.y,d=this.z,e=a.x,f=a.y,g=a.z;a=a.w;var h=a*b+f*d-g*c,l=a*c+g*b-e*d,m=a*d+e*c-f*b;b=-e*b-f*c-g*d;this.x=h*a+b*-e+l*-g-m*-f;this.y=l*a+b*-f+m*-e-h*-g;this.z=m*a+b*-g+h*-f-l*-e;return this},project:function(a){return this.applyMatrix4(a.matrixWorldInverse).applyMatrix4(a.projectionMatrix)},unproject:function(a){return this.applyMatrix4(a.projectionMatrixInverse).applyMatrix4(a.matrixWorld)}, transformDirection:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d;this.y=a[1]*b+a[5]*c+a[9]*d;this.z=a[2]*b+a[6]*c+a[10]*d;return this.normalize()},divide:function(a){this.x/=a.x;this.y/=a.y;this.z/=a.z;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);this.z=Math.min(this.z,a.z);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z= Math.max(this.z,a.z);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));this.z=Math.max(a.z,Math.min(b.z,this.z));return this},clampScalar:function(a,b){this.x=Math.max(a,Math.min(b,this.x));this.y=Math.max(a,Math.min(b,this.y));this.z=Math.max(a,Math.min(b,this.z));return this},clampLength:function(a,b){var c=this.length();return this.divideScalar(c||1).multiplyScalar(Math.max(a,Math.min(b,c)))},floor:function(){this.x=Math.floor(this.x); this.y=Math.floor(this.y);this.z=Math.floor(this.z);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);this.z=0>this.z?Math.ceil(this.z):Math.floor(this.z);return this},negate:function(){this.x=-this.x; this.y=-this.y;this.z=-this.z;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(a){return this.normalize().multiplyScalar(a)},lerp:function(a,b){this.x+=(a.x-this.x)* b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;return this},lerpVectors:function(a,b,c){return this.subVectors(b,a).multiplyScalar(c).add(a)},cross:function(a,b){return void 0!==b?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(a,b)):this.crossVectors(this,a)},crossVectors:function(a,b){var c=a.x,d=a.y;a=a.z;var e=b.x,f=b.y;b=b.z;this.x=d*b-a*f;this.y=a*e-c*b;this.z=c*f-d*e;return this},projectOnVector:function(a){var b= a.lengthSq();if(0===b)return this.set(0,0,0);b=a.dot(this)/b;return this.copy(a).multiplyScalar(b)},projectOnPlane:function(a){ah.copy(this).projectOnVector(a);return this.sub(ah)},reflect:function(a){return this.sub(ah.copy(a).multiplyScalar(2*this.dot(a)))},angleTo:function(a){var b=Math.sqrt(this.lengthSq()*a.lengthSq());if(0===b)return Math.PI/2;a=this.dot(a)/b;return Math.acos(L.clamp(a,-1,1))},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b= this.x-a.x,c=this.y-a.y;a=this.z-a.z;return b*b+c*c+a*a},manhattanDistanceTo:function(a){return Math.abs(this.x-a.x)+Math.abs(this.y-a.y)+Math.abs(this.z-a.z)},setFromSpherical:function(a){return this.setFromSphericalCoords(a.radius,a.phi,a.theta)},setFromSphericalCoords:function(a,b,c){var d=Math.sin(b)*a;this.x=d*Math.sin(c);this.y=Math.cos(b)*a;this.z=d*Math.cos(c);return this},setFromCylindrical:function(a){return this.setFromCylindricalCoords(a.radius,a.theta,a.y)},setFromCylindricalCoords:function(a, b,c){this.x=a*Math.sin(b);this.y=c;this.z=a*Math.cos(b);return this},setFromMatrixPosition:function(a){a=a.elements;this.x=a[12];this.y=a[13];this.z=a[14];return this},setFromMatrixScale:function(a){var b=this.setFromMatrixColumn(a,0).length(),c=this.setFromMatrixColumn(a,1).length();a=this.setFromMatrixColumn(a,2).length();this.x=b;this.y=c;this.z=a;return this},setFromMatrixColumn:function(a,b){return this.fromArray(a.elements,4*b)},setFromMatrix3Column:function(a,b){return this.fromArray(a.elements, 3*b)},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];this.z=a[b+2];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;a[b+2]=this.z;return a},fromBufferAttribute:function(a,b,c){void 0!==c&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute().");this.x=a.getX(b);this.y=a.getY(b);this.z=a.getZ(b);return this}});var od=new n,X=new P,Rk=new n(0, 0,0),Sk=new n(1,1,1),Mb=new n,Df=new n,qa=new n;Object.assign(P.prototype,{isMatrix4:!0,set:function(a,b,c,d,e,f,g,h,l,m,k,p,n,r,q,v){var u=this.elements;u[0]=a;u[4]=b;u[8]=c;u[12]=d;u[1]=e;u[5]=f;u[9]=g;u[13]=h;u[2]=l;u[6]=m;u[10]=k;u[14]=p;u[3]=n;u[7]=r;u[11]=q;u[15]=v;return this},identity:function(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},clone:function(){return(new P).fromArray(this.elements)},copy:function(a){var b=this.elements;a=a.elements;b[0]=a[0];b[1]=a[1];b[2]=a[2];b[3]= a[3];b[4]=a[4];b[5]=a[5];b[6]=a[6];b[7]=a[7];b[8]=a[8];b[9]=a[9];b[10]=a[10];b[11]=a[11];b[12]=a[12];b[13]=a[13];b[14]=a[14];b[15]=a[15];return this},copyPosition:function(a){var b=this.elements;a=a.elements;b[12]=a[12];b[13]=a[13];b[14]=a[14];return this},extractBasis:function(a,b,c){a.setFromMatrixColumn(this,0);b.setFromMatrixColumn(this,1);c.setFromMatrixColumn(this,2);return this},makeBasis:function(a,b,c){this.set(a.x,b.x,c.x,0,a.y,b.y,c.y,0,a.z,b.z,c.z,0,0,0,0,1);return this},extractRotation:function(a){var b= this.elements,c=a.elements,d=1/od.setFromMatrixColumn(a,0).length(),e=1/od.setFromMatrixColumn(a,1).length();a=1/od.setFromMatrixColumn(a,2).length();b[0]=c[0]*d;b[1]=c[1]*d;b[2]=c[2]*d;b[3]=0;b[4]=c[4]*e;b[5]=c[5]*e;b[6]=c[6]*e;b[7]=0;b[8]=c[8]*a;b[9]=c[9]*a;b[10]=c[10]*a;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},makeRotationFromEuler:function(a){a&&a.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var b=this.elements, c=a.x,d=a.y,e=a.z,f=Math.cos(c);c=Math.sin(c);var g=Math.cos(d);d=Math.sin(d);var h=Math.cos(e);e=Math.sin(e);if("XYZ"===a.order){a=f*h;var l=f*e,m=c*h,k=c*e;b[0]=g*h;b[4]=-g*e;b[8]=d;b[1]=l+m*d;b[5]=a-k*d;b[9]=-c*g;b[2]=k-a*d;b[6]=m+l*d;b[10]=f*g}else"YXZ"===a.order?(a=g*h,l=g*e,m=d*h,k=d*e,b[0]=a+k*c,b[4]=m*c-l,b[8]=f*d,b[1]=f*e,b[5]=f*h,b[9]=-c,b[2]=l*c-m,b[6]=k+a*c,b[10]=f*g):"ZXY"===a.order?(a=g*h,l=g*e,m=d*h,k=d*e,b[0]=a-k*c,b[4]=-f*e,b[8]=m+l*c,b[1]=l+m*c,b[5]=f*h,b[9]=k-a*c,b[2]=-f*d,b[6]= c,b[10]=f*g):"ZYX"===a.order?(a=f*h,l=f*e,m=c*h,k=c*e,b[0]=g*h,b[4]=m*d-l,b[8]=a*d+k,b[1]=g*e,b[5]=k*d+a,b[9]=l*d-m,b[2]=-d,b[6]=c*g,b[10]=f*g):"YZX"===a.order?(a=f*g,l=f*d,m=c*g,k=c*d,b[0]=g*h,b[4]=k-a*e,b[8]=m*e+l,b[1]=e,b[5]=f*h,b[9]=-c*h,b[2]=-d*h,b[6]=l*e+m,b[10]=a-k*e):"XZY"===a.order&&(a=f*g,l=f*d,m=c*g,k=c*d,b[0]=g*h,b[4]=-e,b[8]=d*h,b[1]=a*e+k,b[5]=f*h,b[9]=l*e-m,b[2]=m*e-l,b[6]=c*h,b[10]=k*e+a);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},makeRotationFromQuaternion:function(a){return this.compose(Rk, a,Sk)},lookAt:function(a,b,c){var d=this.elements;qa.subVectors(a,b);0===qa.lengthSq()&&(qa.z=1);qa.normalize();Mb.crossVectors(c,qa);0===Mb.lengthSq()&&(1===Math.abs(c.z)?qa.x+=1E-4:qa.z+=1E-4,qa.normalize(),Mb.crossVectors(c,qa));Mb.normalize();Df.crossVectors(qa,Mb);d[0]=Mb.x;d[4]=Df.x;d[8]=qa.x;d[1]=Mb.y;d[5]=Df.y;d[9]=qa.y;d[2]=Mb.z;d[6]=Df.z;d[10]=qa.z;return this},multiply:function(a,b){return void 0!==b?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."), this.multiplyMatrices(a,b)):this.multiplyMatrices(this,a)},premultiply:function(a){return this.multiplyMatrices(a,this)},multiplyMatrices:function(a,b){var c=a.elements,d=b.elements;b=this.elements;a=c[0];var e=c[4],f=c[8],g=c[12],h=c[1],l=c[5],m=c[9],k=c[13],p=c[2],n=c[6],r=c[10],q=c[14],v=c[3],t=c[7],w=c[11];c=c[15];var z=d[0],A=d[4],C=d[8],y=d[12],B=d[1],D=d[5],F=d[9],G=d[13],K=d[2],H=d[6],L=d[10],M=d[14],N=d[3],O=d[7],P=d[11];d=d[15];b[0]=a*z+e*B+f*K+g*N;b[4]=a*A+e*D+f*H+g*O;b[8]=a*C+e*F+f*L+ g*P;b[12]=a*y+e*G+f*M+g*d;b[1]=h*z+l*B+m*K+k*N;b[5]=h*A+l*D+m*H+k*O;b[9]=h*C+l*F+m*L+k*P;b[13]=h*y+l*G+m*M+k*d;b[2]=p*z+n*B+r*K+q*N;b[6]=p*A+n*D+r*H+q*O;b[10]=p*C+n*F+r*L+q*P;b[14]=p*y+n*G+r*M+q*d;b[3]=v*z+t*B+w*K+c*N;b[7]=v*A+t*D+w*H+c*O;b[11]=v*C+t*F+w*L+c*P;b[15]=v*y+t*G+w*M+c*d;return this},multiplyScalar:function(a){var b=this.elements;b[0]*=a;b[4]*=a;b[8]*=a;b[12]*=a;b[1]*=a;b[5]*=a;b[9]*=a;b[13]*=a;b[2]*=a;b[6]*=a;b[10]*=a;b[14]*=a;b[3]*=a;b[7]*=a;b[11]*=a;b[15]*=a;return this},determinant:function(){var a= this.elements,b=a[0],c=a[4],d=a[8],e=a[12],f=a[1],g=a[5],h=a[9],l=a[13],m=a[2],k=a[6],p=a[10],n=a[14];return a[3]*(+e*h*k-d*l*k-e*g*p+c*l*p+d*g*n-c*h*n)+a[7]*(+b*h*n-b*l*p+e*f*p-d*f*n+d*l*m-e*h*m)+a[11]*(+b*l*k-b*g*n-e*f*k+c*f*n+e*g*m-c*l*m)+a[15]*(-d*g*m-b*h*k+b*g*p+d*f*k-c*f*p+c*h*m)},transpose:function(){var a=this.elements;var b=a[1];a[1]=a[4];a[4]=b;b=a[2];a[2]=a[8];a[8]=b;b=a[6];a[6]=a[9];a[9]=b;b=a[3];a[3]=a[12];a[12]=b;b=a[7];a[7]=a[13];a[13]=b;b=a[11];a[11]=a[14];a[14]=b;return this},setPosition:function(a, b,c){var d=this.elements;a.isVector3?(d[12]=a.x,d[13]=a.y,d[14]=a.z):(d[12]=a,d[13]=b,d[14]=c);return this},getInverse:function(a,b){void 0!==b&&console.warn("THREE.Matrix4: .getInverse() can no longer be configured to throw on degenerate.");b=this.elements;var c=a.elements;a=c[0];var d=c[1],e=c[2],f=c[3],g=c[4],h=c[5],l=c[6],m=c[7],k=c[8],p=c[9],n=c[10],r=c[11],q=c[12],v=c[13],t=c[14];c=c[15];var w=p*t*m-v*n*m+v*l*r-h*t*r-p*l*c+h*n*c,z=q*n*m-k*t*m-q*l*r+g*t*r+k*l*c-g*n*c,A=k*v*m-q*p*m+q*h*r-g*v* r-k*h*c+g*p*c,C=q*p*l-k*v*l-q*h*n+g*v*n+k*h*t-g*p*t,y=a*w+d*z+e*A+f*C;if(0===y)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);y=1/y;b[0]=w*y;b[1]=(v*n*f-p*t*f-v*e*r+d*t*r+p*e*c-d*n*c)*y;b[2]=(h*t*f-v*l*f+v*e*m-d*t*m-h*e*c+d*l*c)*y;b[3]=(p*l*f-h*n*f-p*e*m+d*n*m+h*e*r-d*l*r)*y;b[4]=z*y;b[5]=(k*t*f-q*n*f+q*e*r-a*t*r-k*e*c+a*n*c)*y;b[6]=(q*l*f-g*t*f-q*e*m+a*t*m+g*e*c-a*l*c)*y;b[7]=(g*n*f-k*l*f+k*e*m-a*n*m-g*e*r+a*l*r)*y;b[8]=A*y;b[9]=(q*p*f-k*v*f-q*d*r+a*v*r+k*d*c-a*p*c)*y;b[10]=(g*v*f-q*h*f+q*d*m- a*v*m-g*d*c+a*h*c)*y;b[11]=(k*h*f-g*p*f-k*d*m+a*p*m+g*d*r-a*h*r)*y;b[12]=C*y;b[13]=(k*v*e-q*p*e+q*d*n-a*v*n-k*d*t+a*p*t)*y;b[14]=(q*h*e-g*v*e-q*d*l+a*v*l+g*d*t-a*h*t)*y;b[15]=(g*p*e-k*h*e+k*d*l-a*p*l-g*d*n+a*h*n)*y;return this},scale:function(a){var b=this.elements,c=a.x,d=a.y;a=a.z;b[0]*=c;b[4]*=d;b[8]*=a;b[1]*=c;b[5]*=d;b[9]*=a;b[2]*=c;b[6]*=d;b[10]*=a;b[3]*=c;b[7]*=d;b[11]*=a;return this},getMaxScaleOnAxis:function(){var a=this.elements;return Math.sqrt(Math.max(a[0]*a[0]+a[1]*a[1]+a[2]*a[2],a[4]* a[4]+a[5]*a[5]+a[6]*a[6],a[8]*a[8]+a[9]*a[9]+a[10]*a[10]))},makeTranslation:function(a,b,c){this.set(1,0,0,a,0,1,0,b,0,0,1,c,0,0,0,1);return this},makeRotationX:function(a){var b=Math.cos(a);a=Math.sin(a);this.set(1,0,0,0,0,b,-a,0,0,a,b,0,0,0,0,1);return this},makeRotationY:function(a){var b=Math.cos(a);a=Math.sin(a);this.set(b,0,a,0,0,1,0,0,-a,0,b,0,0,0,0,1);return this},makeRotationZ:function(a){var b=Math.cos(a);a=Math.sin(a);this.set(b,-a,0,0,a,b,0,0,0,0,1,0,0,0,0,1);return this},makeRotationAxis:function(a, b){var c=Math.cos(b);b=Math.sin(b);var d=1-c,e=a.x,f=a.y;a=a.z;var g=d*e,h=d*f;this.set(g*e+c,g*f-b*a,g*a+b*f,0,g*f+b*a,h*f+c,h*a-b*e,0,g*a-b*f,h*a+b*e,d*a*a+c,0,0,0,0,1);return this},makeScale:function(a,b,c){this.set(a,0,0,0,0,b,0,0,0,0,c,0,0,0,0,1);return this},makeShear:function(a,b,c){this.set(1,b,c,0,a,1,c,0,a,b,1,0,0,0,0,1);return this},compose:function(a,b,c){var d=this.elements,e=b._x,f=b._y,g=b._z,h=b._w,l=e+e,m=f+f,k=g+g;b=e*l;var p=e*m;e*=k;var n=f*m;f*=k;g*=k;l*=h;m*=h;h*=k;k=c.x;var r= c.y;c=c.z;d[0]=(1-(n+g))*k;d[1]=(p+h)*k;d[2]=(e-m)*k;d[3]=0;d[4]=(p-h)*r;d[5]=(1-(b+g))*r;d[6]=(f+l)*r;d[7]=0;d[8]=(e+m)*c;d[9]=(f-l)*c;d[10]=(1-(b+n))*c;d[11]=0;d[12]=a.x;d[13]=a.y;d[14]=a.z;d[15]=1;return this},decompose:function(a,b,c){var d=this.elements,e=od.set(d[0],d[1],d[2]).length(),f=od.set(d[4],d[5],d[6]).length(),g=od.set(d[8],d[9],d[10]).length();0>this.determinant()&&(e=-e);a.x=d[12];a.y=d[13];a.z=d[14];X.copy(this);a=1/e;d=1/f;var h=1/g;X.elements[0]*=a;X.elements[1]*=a;X.elements[2]*= a;X.elements[4]*=d;X.elements[5]*=d;X.elements[6]*=d;X.elements[8]*=h;X.elements[9]*=h;X.elements[10]*=h;b.setFromRotationMatrix(X);c.x=e;c.y=f;c.z=g;return this},makePerspective:function(a,b,c,d,e,f){void 0===f&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");var g=this.elements;g[0]=2*e/(b-a);g[4]=0;g[8]=(b+a)/(b-a);g[12]=0;g[1]=0;g[5]=2*e/(c-d);g[9]=(c+d)/(c-d);g[13]=0;g[2]=0;g[6]=0;g[10]=-(f+e)/(f-e);g[14]=-2*f*e/(f-e);g[3]= 0;g[7]=0;g[11]=-1;g[15]=0;return this},makeOrthographic:function(a,b,c,d,e,f){var g=this.elements,h=1/(b-a),l=1/(c-d),m=1/(f-e);g[0]=2*h;g[4]=0;g[8]=0;g[12]=-((b+a)*h);g[1]=0;g[5]=2*l;g[9]=0;g[13]=-((c+d)*l);g[2]=0;g[6]=0;g[10]=-2*m;g[14]=-((f+e)*m);g[3]=0;g[7]=0;g[11]=0;g[15]=1;return this},equals:function(a){var b=this.elements;a=a.elements;for(var c=0;16>c;c++)if(b[c]!==a[c])return!1;return!0},fromArray:function(a,b){void 0===b&&(b=0);for(var c=0;16>c;c++)this.elements[c]=a[c+b];return this},toArray:function(a, b){void 0===a&&(a=[]);void 0===b&&(b=0);var c=this.elements;a[b]=c[0];a[b+1]=c[1];a[b+2]=c[2];a[b+3]=c[3];a[b+4]=c[4];a[b+5]=c[5];a[b+6]=c[6];a[b+7]=c[7];a[b+8]=c[8];a[b+9]=c[9];a[b+10]=c[10];a[b+11]=c[11];a[b+12]=c[12];a[b+13]=c[13];a[b+14]=c[14];a[b+15]=c[15];return a}});var Ii=new P,Ji=new Aa;Tb.RotationOrders="XYZ YZX ZXY XZY YXZ ZYX".split(" ");Tb.DefaultOrder="XYZ";Object.defineProperties(Tb.prototype,{x:{get:function(){return this._x},set:function(a){this._x=a;this._onChangeCallback()}},y:{get:function(){return this._y}, set:function(a){this._y=a;this._onChangeCallback()}},z:{get:function(){return this._z},set:function(a){this._z=a;this._onChangeCallback()}},order:{get:function(){return this._order},set:function(a){this._order=a;this._onChangeCallback()}}});Object.assign(Tb.prototype,{isEuler:!0,set:function(a,b,c,d){this._x=a;this._y=b;this._z=c;this._order=d||this._order;this._onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(a){this._x= a._x;this._y=a._y;this._z=a._z;this._order=a._order;this._onChangeCallback();return this},setFromRotationMatrix:function(a,b,c){var d=L.clamp,e=a.elements;a=e[0];var f=e[4],g=e[8],h=e[1],l=e[5],m=e[9],k=e[2],p=e[6];e=e[10];b=b||this._order;"XYZ"===b?(this._y=Math.asin(d(g,-1,1)),.9999999>Math.abs(g)?(this._x=Math.atan2(-m,e),this._z=Math.atan2(-f,a)):(this._x=Math.atan2(p,l),this._z=0)):"YXZ"===b?(this._x=Math.asin(-d(m,-1,1)),.9999999>Math.abs(m)?(this._y=Math.atan2(g,e),this._z=Math.atan2(h,l)): (this._y=Math.atan2(-k,a),this._z=0)):"ZXY"===b?(this._x=Math.asin(d(p,-1,1)),.9999999>Math.abs(p)?(this._y=Math.atan2(-k,e),this._z=Math.atan2(-f,l)):(this._y=0,this._z=Math.atan2(h,a))):"ZYX"===b?(this._y=Math.asin(-d(k,-1,1)),.9999999>Math.abs(k)?(this._x=Math.atan2(p,e),this._z=Math.atan2(h,a)):(this._x=0,this._z=Math.atan2(-f,l))):"YZX"===b?(this._z=Math.asin(d(h,-1,1)),.9999999>Math.abs(h)?(this._x=Math.atan2(-m,l),this._y=Math.atan2(-k,a)):(this._x=0,this._y=Math.atan2(g,e))):"XZY"===b?(this._z= Math.asin(-d(f,-1,1)),.9999999>Math.abs(f)?(this._x=Math.atan2(p,l),this._y=Math.atan2(g,a)):(this._x=Math.atan2(-m,e),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+b);this._order=b;!1!==c&&this._onChangeCallback();return this},setFromQuaternion:function(a,b,c){Ii.makeRotationFromQuaternion(a);return this.setFromRotationMatrix(Ii,b,c)},setFromVector3:function(a,b){return this.set(a.x,a.y,a.z,b||this._order)},reorder:function(a){Ji.setFromEuler(this);return this.setFromQuaternion(Ji, a)},equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._order===this._order},fromArray:function(a){this._x=a[0];this._y=a[1];this._z=a[2];void 0!==a[3]&&(this._order=a[3]);this._onChangeCallback();return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=this._y;a[b+2]=this._z;a[b+3]=this._order;return a},toVector3:function(a){return a?a.set(this._x,this._y,this._z):new n(this._x,this._y,this._z)},_onChange:function(a){this._onChangeCallback= a;return this},_onChangeCallback:function(){}});Object.assign(He.prototype,{set:function(a){this.mask=1<e&&(e=m);k>f&&(f=k);p>g&&(g=p)}this.min.set(b,c,d);this.max.set(e,f,g);return this},setFromBufferAttribute:function(a){for(var b=Infinity,c=Infinity,d=Infinity,e=-Infinity,f=-Infinity,g=-Infinity,h=0,l=a.count;he&&(e=m);k>f&&(f=k);p>g&&(g=p)}this.min.set(b,c,d);this.max.set(e,f,g);return this},setFromPoints:function(a){this.makeEmpty();for(var b=0,c=a.length;bthis.max.x||a.ythis.max.y||a.zthis.max.z?!1:!0},containsBox:function(a){return this.min.x<=a.min.x&&a.max.x<=this.max.x&&this.min.y<=a.min.y&&a.max.y<=this.max.y&&this.min.z<=a.min.z&&a.max.z<=this.max.z},getParameter:function(a,b){void 0===b&&(console.warn("THREE.Box3: .getParameter() target is now required"),b=new n);return b.set((a.x-this.min.x)/(this.max.x-this.min.x),(a.y-this.min.y)/(this.max.y-this.min.y),(a.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(a){return a.max.xthis.max.x|| a.max.ythis.max.y||a.max.zthis.max.z?!1:!0},intersectsSphere:function(a){this.clampPoint(a.center,ze);return ze.distanceToSquared(a.center)<=a.radius*a.radius},intersectsPlane:function(a){if(0=-a.constant},intersectsTriangle:function(a){if(this.isEmpty())return!1;this.getCenter(Ae);Ff.subVectors(this.max,Ae);qd.subVectors(a.a,Ae);rd.subVectors(a.b,Ae);sd.subVectors(a.c,Ae);Nb.subVectors(rd,qd);Ob.subVectors(sd,rd);sc.subVectors(qd,sd);a=[0,-Nb.z,Nb.y,0,-Ob.z,Ob.y,0,-sc.z,sc.y,Nb.z,0,-Nb.x,Ob.z,0,-Ob.x,sc.z,0,-sc.x,-Nb.y,Nb.x,0,-Ob.y,Ob.x,0,-sc.y,sc.x,0];if(!$f(a,qd,rd,sd,Ff))return!1; a=[1,0,0,0,1,0,0,0,1];if(!$f(a,qd,rd,sd,Ff))return!1;Gf.crossVectors(Nb,Ob);a=[Gf.x,Gf.y,Gf.z];return $f(a,qd,rd,sd,Ff)},clampPoint:function(a,b){void 0===b&&(console.warn("THREE.Box3: .clampPoint() target is now required"),b=new n);return b.copy(a).clamp(this.min,this.max)},distanceToPoint:function(a){return ze.copy(a).clamp(this.min,this.max).sub(a).length()},getBoundingSphere:function(a){void 0===a&&console.error("THREE.Box3: .getBoundingSphere() target is now required");this.getCenter(a.center); a.radius=.5*this.getSize(ze).length();return a},intersect:function(a){this.min.max(a.min);this.max.min(a.max);this.isEmpty()&&this.makeEmpty();return this},union:function(a){this.min.min(a.min);this.max.max(a.max);return this},applyMatrix4:function(a){if(this.isEmpty())return this;zb[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(a);zb[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(a);zb[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(a);zb[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(a); zb[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(a);zb[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(a);zb[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(a);zb[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(a);this.setFromPoints(zb);return this},translate:function(a){this.min.add(a);this.max.add(a);return this},equals:function(a){return a.min.equals(this.min)&&a.max.equals(this.max)}});var Xk=new Sa;Object.assign(pb.prototype,{set:function(a,b){this.center.copy(a);this.radius= b;return this},setFromPoints:function(a,b){var c=this.center;void 0!==b?c.copy(b):Xk.setFromPoints(a).getCenter(c);for(var d=b=0,e=a.length;d=this.radius},containsPoint:function(a){return a.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(a){return a.distanceTo(this.center)- this.radius},intersectsSphere:function(a){var b=this.radius+a.radius;return a.center.distanceToSquared(this.center)<=b*b},intersectsBox:function(a){return a.intersectsSphere(this)},intersectsPlane:function(a){return Math.abs(a.distanceToPoint(this.center))<=this.radius},clampPoint:function(a,b){var c=this.center.distanceToSquared(a);void 0===b&&(console.warn("THREE.Sphere: .clampPoint() target is now required"),b=new n);b.copy(a);c>this.radius*this.radius&&(b.sub(this.center).normalize(),b.multiplyScalar(this.radius).add(this.center)); return b},getBoundingBox:function(a){void 0===a&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),a=new Sa);a.set(this.center,this.center);a.expandByScalar(this.radius);return a},applyMatrix4:function(a){this.center.applyMatrix4(a);this.radius*=a.getMaxScaleOnAxis();return this},translate:function(a){this.center.add(a);return this},equals:function(a){return a.center.equals(this.center)&&a.radius===this.radius}});var Ab=new n,ch=new n,Hf=new n,Pb=new n,dh=new n,If=new n,eh=new n; Object.assign(Vb.prototype,{set:function(a,b){this.origin.copy(a);this.direction.copy(b);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.origin.copy(a.origin);this.direction.copy(a.direction);return this},at:function(a,b){void 0===b&&(console.warn("THREE.Ray: .at() target is now required"),b=new n);return b.copy(this.direction).multiplyScalar(a).add(this.origin)},lookAt:function(a){this.direction.copy(a).sub(this.origin).normalize();return this},recast:function(a){this.origin.copy(this.at(a, Ab));return this},closestPointToPoint:function(a,b){void 0===b&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),b=new n);b.subVectors(a,this.origin);a=b.dot(this.direction);return 0>a?b.copy(this.origin):b.copy(this.direction).multiplyScalar(a).add(this.origin)},distanceToPoint:function(a){return Math.sqrt(this.distanceSqToPoint(a))},distanceSqToPoint:function(a){var b=Ab.subVectors(a,this.origin).dot(this.direction);if(0>b)return this.origin.distanceToSquared(a);Ab.copy(this.direction).multiplyScalar(b).add(this.origin); return Ab.distanceToSquared(a)},distanceSqToSegment:function(a,b,c,d){ch.copy(a).add(b).multiplyScalar(.5);Hf.copy(b).sub(a).normalize();Pb.copy(this.origin).sub(ch);var e=.5*a.distanceTo(b),f=-this.direction.dot(Hf),g=Pb.dot(this.direction),h=-Pb.dot(Hf),l=Pb.lengthSq(),m=Math.abs(1-f*f);if(0=-k?b<=k?(e=1/m,a*=e,b*=e,f=a*(a+f*b+2*g)+b*(f*a+b+2*h)+l):(b=e,a=Math.max(0,-(f*b+g)),f=-a*a+b*(b+2*h)+l):(b=-e,a=Math.max(0,-(f*b+g)),f=-a*a+b*(b+2*h)+l):b<=-k?(a=Math.max(0, -(-f*e+g)),b=0a)return null;a=Math.sqrt(a-d);d=c-a;c+=a;return 0>d&&0>c?null:0>d?this.at(c,b):this.at(d,b)},intersectsSphere:function(a){return this.distanceSqToPoint(a.center)<=a.radius*a.radius},distanceToPlane:function(a){var b=a.normal.dot(this.direction);if(0===b)return 0===a.distanceToPoint(this.origin)?0:null;a=-(this.origin.dot(a.normal)+a.constant)/b;return 0<=a?a:null},intersectPlane:function(a,b){a=this.distanceToPlane(a);return null===a?null:this.at(a,b)},intersectsPlane:function(a){var b=a.distanceToPoint(this.origin); return 0===b||0>a.normal.dot(this.direction)*b?!0:!1},intersectBox:function(a,b){var c=1/this.direction.x;var d=1/this.direction.y;var e=1/this.direction.z,f=this.origin;if(0<=c){var g=(a.min.x-f.x)*c;c*=a.max.x-f.x}else g=(a.max.x-f.x)*c,c*=a.min.x-f.x;if(0<=d){var h=(a.min.y-f.y)*d;d*=a.max.y-f.y}else h=(a.max.y-f.y)*d,d*=a.min.y-f.y;if(g>d||h>c)return null;if(h>g||g!==g)g=h;if(da||h>c)return null; if(h>g||g!==g)g=h;if(ac?null:this.at(0<=g?g:c,b)},intersectsBox:function(a){return null!==this.intersectBox(a,Ab)},intersectTriangle:function(a,b,c,d,e){dh.subVectors(b,a);If.subVectors(c,a);eh.crossVectors(dh,If);b=this.direction.dot(eh);if(0b)d=-1,b=-b;else return null;Pb.subVectors(this.origin,a);a=d*this.direction.dot(If.crossVectors(Pb,If));if(0>a)return null;c=d*this.direction.dot(dh.cross(Pb));if(0>c||a+c>b)return null;a=-d*Pb.dot(eh); return 0>a?null:this.at(a/b,e)},applyMatrix4:function(a){this.origin.applyMatrix4(a);this.direction.transformDirection(a);return this},equals:function(a){return a.origin.equals(this.origin)&&a.direction.equals(this.direction)}});var fh=new n,Yk=new n,Zk=new wa;Object.assign(Ta.prototype,{isPlane:!0,set:function(a,b){this.normal.copy(a);this.constant=b;return this},setComponents:function(a,b,c,d){this.normal.set(a,b,c);this.constant=d;return this},setFromNormalAndCoplanarPoint:function(a,b){this.normal.copy(a); this.constant=-b.dot(this.normal);return this},setFromCoplanarPoints:function(a,b,c){b=fh.subVectors(c,b).cross(Yk.subVectors(a,b)).normalize();this.setFromNormalAndCoplanarPoint(b,a);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.normal.copy(a.normal);this.constant=a.constant;return this},normalize:function(){var a=1/this.normal.length();this.normal.multiplyScalar(a);this.constant*=a;return this},negate:function(){this.constant*=-1;this.normal.negate(); return this},distanceToPoint:function(a){return this.normal.dot(a)+this.constant},distanceToSphere:function(a){return this.distanceToPoint(a.center)-a.radius},projectPoint:function(a,b){void 0===b&&(console.warn("THREE.Plane: .projectPoint() target is now required"),b=new n);return b.copy(this.normal).multiplyScalar(-this.distanceToPoint(a)).add(a)},intersectLine:function(a,b){void 0===b&&(console.warn("THREE.Plane: .intersectLine() target is now required"),b=new n);var c=a.delta(fh),d=this.normal.dot(c); if(0===d){if(0===this.distanceToPoint(a.start))return b.copy(a.start)}else if(d=-(a.start.dot(this.normal)+this.constant)/d,!(0>d||1b&&0a&&0=Cb.x+Cb.y},getUV:function(a,b,c,d,e,f,g,h){this.getBarycoord(a,b,c,d,Cb);h.set(0,0);h.addScaledVector(e,Cb.x);h.addScaledVector(f,Cb.y);h.addScaledVector(g,Cb.z);return h},isFrontFacing:function(a,b,c,d){bb.subVectors(c,b);Bb.subVectors(a,b);return 0>bb.cross(Bb).dot(d)?!0:!1}});Object.assign(oa.prototype,{set:function(a, b,c){this.a.copy(a);this.b.copy(b);this.c.copy(c);return this},setFromPointsAndIndices:function(a,b,c,d){this.a.copy(a[b]);this.b.copy(a[c]);this.c.copy(a[d]);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.a.copy(a.a);this.b.copy(a.b);this.c.copy(a.c);return this},getArea:function(){bb.subVectors(this.c,this.b);Bb.subVectors(this.a,this.b);return.5*bb.cross(Bb).length()},getMidpoint:function(a){void 0===a&&(console.warn("THREE.Triangle: .getMidpoint() target is now required"), a=new n);return a.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},getNormal:function(a){return oa.getNormal(this.a,this.b,this.c,a)},getPlane:function(a){void 0===a&&(console.warn("THREE.Triangle: .getPlane() target is now required"),a=new Ta);return a.setFromCoplanarPoints(this.a,this.b,this.c)},getBarycoord:function(a,b){return oa.getBarycoord(a,this.a,this.b,this.c,b)},getUV:function(a,b,c,d,e){return oa.getUV(a,this.a,this.b,this.c,b,c,d,e)},containsPoint:function(a){return oa.containsPoint(a, this.a,this.b,this.c)},isFrontFacing:function(a){return oa.isFrontFacing(this.a,this.b,this.c,a)},intersectsBox:function(a){return a.intersectsTriangle(this)},closestPointToPoint:function(a,b){void 0===b&&(console.warn("THREE.Triangle: .closestPointToPoint() target is now required"),b=new n);var c=this.a,d=this.b,e=this.c;td.subVectors(d,c);ud.subVectors(e,c);hh.subVectors(a,c);var f=td.dot(hh),g=ud.dot(hh);if(0>=f&&0>=g)return b.copy(c);ih.subVectors(a,d);var h=td.dot(ih),l=ud.dot(ih);if(0<=h&&l<= h)return b.copy(d);var m=f*l-h*g;if(0>=m&&0<=f&&0>=h)return d=f/(f-h),b.copy(c).addScaledVector(td,d);jh.subVectors(a,e);a=td.dot(jh);var k=ud.dot(jh);if(0<=k&&a<=k)return b.copy(e);f=a*g-f*k;if(0>=f&&0<=g&&0>=k)return m=g/(g-k),b.copy(c).addScaledVector(ud,m);g=h*k-a*l;if(0>=g&&0<=l-h&&0<=a-k)return Oi.subVectors(e,d),m=(l-h)/(l-h+(a-k)),b.copy(d).addScaledVector(Oi,m);e=1/(g+f+m);d=f*e;m*=e;return b.copy(c).addScaledVector(td,d).addScaledVector(ud,m)},equals:function(a){return a.a.equals(this.a)&& a.b.equals(this.b)&&a.c.equals(this.c)}});var Pi={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},za={h:0,s:0,l:0},Jf={h:0,s:0,l:0};Object.assign(A.prototype,{isColor:!0,r:1,g:1,b:1,set:function(a){a&&a.isColor?this.copy(a):"number"===typeof a?this.setHex(a):"string"===typeof a&&this.setStyle(a);return this},setScalar:function(a){this.b=this.g=this.r=a;return this},setHex:function(a){a=Math.floor(a); this.r=(a>>16&255)/255;this.g=(a>>8&255)/255;this.b=(a&255)/255;return this},setRGB:function(a,b,c){this.r=a;this.g=b;this.b=c;return this},setHSL:function(a,b,c){a=L.euclideanModulo(a,1);b=L.clamp(b,0,1);c=L.clamp(c,0,1);0===b?this.r=this.g=this.b=c:(b=.5>=c?c*(1+b):c+b-c*b,c=2*c-b,this.r=ag(c,b,a+1/3),this.g=ag(c,b,a),this.b=ag(c,b,a-1/3));return this},setStyle:function(a){function b(b){void 0!==b&&1>parseFloat(b)&&console.warn("THREE.Color: Alpha component of "+a+" will be ignored.")}var c;if(c= /^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(a)){var d=c[2];switch(c[1]){case "rgb":case "rgba":if(c=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(d))return this.r=Math.min(255,parseInt(c[1],10))/255,this.g=Math.min(255,parseInt(c[2],10))/255,this.b=Math.min(255,parseInt(c[3],10))/255,b(c[5]),this;if(c=/^(\d+)%\s*,\s*(\d+)%\s*,\s*(\d+)%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(d))return this.r=Math.min(100,parseInt(c[1],10))/100,this.g=Math.min(100,parseInt(c[2],10))/100,this.b=Math.min(100, parseInt(c[3],10))/100,b(c[5]),this;break;case "hsl":case "hsla":if(c=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)%\s*,\s*(\d+)%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(d)){d=parseFloat(c[1])/360;var e=parseInt(c[2],10)/100,f=parseInt(c[3],10)/100;b(c[5]);return this.setHSL(d,e,f)}}}else if(c=/^#([A-Fa-f0-9]+)$/.exec(a)){c=c[1];d=c.length;if(3===d)return this.r=parseInt(c.charAt(0)+c.charAt(0),16)/255,this.g=parseInt(c.charAt(1)+c.charAt(1),16)/255,this.b=parseInt(c.charAt(2)+c.charAt(2),16)/255,this;if(6===d)return this.r= parseInt(c.charAt(0)+c.charAt(1),16)/255,this.g=parseInt(c.charAt(2)+c.charAt(3),16)/255,this.b=parseInt(c.charAt(4)+c.charAt(5),16)/255,this}return a&&0=h?l/(e+f):l/(2-e-f);switch(e){case b:g=(c-d)/l+(cthis.opacity&&(d.opacity=this.opacity);!0===this.transparent&&(d.transparent=this.transparent);d.depthFunc=this.depthFunc;d.depthTest=this.depthTest;d.depthWrite=this.depthWrite;d.stencilWrite=this.stencilWrite;d.stencilWriteMask=this.stencilWriteMask;d.stencilFunc=this.stencilFunc;d.stencilRef=this.stencilRef;d.stencilFuncMask=this.stencilFuncMask;d.stencilFail= this.stencilFail;d.stencilZFail=this.stencilZFail;d.stencilZPass=this.stencilZPass;this.rotation&&0!==this.rotation&&(d.rotation=this.rotation);!0===this.polygonOffset&&(d.polygonOffset=!0);0!==this.polygonOffsetFactor&&(d.polygonOffsetFactor=this.polygonOffsetFactor);0!==this.polygonOffsetUnits&&(d.polygonOffsetUnits=this.polygonOffsetUnits);this.linewidth&&1!==this.linewidth&&(d.linewidth=this.linewidth);void 0!==this.dashSize&&(d.dashSize=this.dashSize);void 0!==this.gapSize&&(d.gapSize=this.gapSize); void 0!==this.scale&&(d.scale=this.scale);!0===this.dithering&&(d.dithering=!0);0g;g++)if(d[g]===d[(g+1)%3]){a.push(f);break}for(f=a.length-1;0<=f;f--)for(d=a[f],this.faces.splice(d,1),c=0,e=this.faceVertexUvs.length;c\n\t#include \n}",fragmentShader:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV;\n\tsampleUV.y = asin( clamp( direction.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n}", side:1,blending:0});d.uniforms.tEquirect.value=b;b=new S(new Jd(5,5,5),d);c.add(b);d=new Gc(1,10,1);d.renderTarget=this;d.renderTarget.texture.name="CubeCameraTexture";d.update(a,c);b.geometry.dispose();b.material.dispose();return this};ac.prototype=Object.create(V.prototype);ac.prototype.constructor=ac;ac.prototype.isDataTexture=!0;var wd=new pb,Lf=new n;Object.assign(Hc.prototype,{set:function(a,b,c,d,e,f){var g=this.planes;g[0].copy(a);g[1].copy(b);g[2].copy(c);g[3].copy(d);g[4].copy(e);g[5].copy(f); return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){for(var b=this.planes,c=0;6>c;c++)b[c].copy(a.planes[c]);return this},setFromProjectionMatrix:function(a){var b=this.planes,c=a.elements;a=c[0];var d=c[1],e=c[2],f=c[3],g=c[4],h=c[5],l=c[6],m=c[7],k=c[8],p=c[9],n=c[10],r=c[11],q=c[12],v=c[13],t=c[14];c=c[15];b[0].setComponents(f-a,m-g,r-k,c-q).normalize();b[1].setComponents(f+a,m+g,r+k,c+q).normalize();b[2].setComponents(f+d,m+h,r+p,c+v).normalize();b[3].setComponents(f- d,m-h,r-p,c-v).normalize();b[4].setComponents(f-e,m-l,r-n,c-t).normalize();b[5].setComponents(f+e,m+l,r+n,c+t).normalize();return this},intersectsObject:function(a){var b=a.geometry;null===b.boundingSphere&&b.computeBoundingSphere();wd.copy(b.boundingSphere).applyMatrix4(a.matrixWorld);return this.intersectsSphere(wd)},intersectsSprite:function(a){wd.center.set(0,0,0);wd.radius=.7071067811865476;wd.applyMatrix4(a.matrixWorld);return this.intersectsSphere(wd)},intersectsSphere:function(a){var b=this.planes, c=a.center;a=-a.radius;for(var d=0;6>d;d++)if(b[d].distanceToPoint(c)c;c++){var d=b[c];Lf.x=0d.distanceToPoint(Lf))return!1}return!0},containsPoint:function(a){for(var b=this.planes,c=0;6>c;c++)if(0>b[c].distanceToPoint(a))return!1;return!0}});var D={common:{diffuse:{value:new A(15658734)},opacity:{value:1},map:{value:null}, uvTransform:{value:new wa},uv2Transform:{value:new wa},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new t(1, 1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:2.5E-4},fogNear:{value:1},fogFar:{value:2E3},fogColor:{value:new A(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{}, shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{}, shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new A(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},uvTransform:{value:new wa}},sprite:{diffuse:{value:new A(15658734)},opacity:{value:1},center:{value:new t(.5, .5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new wa}}};Id.prototype=Object.create(N.prototype);Id.prototype.constructor=Id;bc.prototype=Object.create(C.prototype);bc.prototype.constructor=bc;var O={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif", aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif", begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\treturn vec2( -1.04, 1.04 ) * a004 + r.zw;\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif", bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\t\tfDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif", clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif", clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif", color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n return m[ 2 ][ 3 ] == - 1.0;\n}", cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_maxMipLevel 8.0\n#define cubeUV_minMipLevel 4.0\n#define cubeUV_maxTileSize 256.0\n#define cubeUV_minTileSize 16.0\nfloat getFace(vec3 direction) {\n vec3 absDirection = abs(direction);\n float face = -1.0;\n if (absDirection.x > absDirection.z) {\n if (absDirection.x > absDirection.y)\n face = direction.x > 0.0 ? 0.0 : 3.0;\n else\n face = direction.y > 0.0 ? 1.0 : 4.0;\n } else {\n if (absDirection.z > absDirection.y)\n face = direction.z > 0.0 ? 2.0 : 5.0;\n else\n face = direction.y > 0.0 ? 1.0 : 4.0;\n }\n return face;\n}\nvec2 getUV(vec3 direction, float face) {\n vec2 uv;\n if (face == 0.0) {\n uv = vec2(-direction.z, direction.y) / abs(direction.x);\n } else if (face == 1.0) {\n uv = vec2(direction.x, -direction.z) / abs(direction.y);\n } else if (face == 2.0) {\n uv = direction.xy / abs(direction.z);\n } else if (face == 3.0) {\n uv = vec2(direction.z, direction.y) / abs(direction.x);\n } else if (face == 4.0) {\n uv = direction.xz / abs(direction.y);\n } else {\n uv = vec2(-direction.x, direction.y) / abs(direction.z);\n }\n return 0.5 * (uv + 1.0);\n}\nvec3 bilinearCubeUV(sampler2D envMap, vec3 direction, float mipInt) {\n float face = getFace(direction);\n float filterInt = max(cubeUV_minMipLevel - mipInt, 0.0);\n mipInt = max(mipInt, cubeUV_minMipLevel);\n float faceSize = exp2(mipInt);\n float texelSize = 1.0 / (3.0 * cubeUV_maxTileSize);\n vec2 uv = getUV(direction, face) * (faceSize - 1.0);\n vec2 f = fract(uv);\n uv += 0.5 - f;\n if (face > 2.0) {\n uv.y += faceSize;\n face -= 3.0;\n }\n uv.x += face * faceSize;\n if(mipInt < cubeUV_maxMipLevel){\n uv.y += 2.0 * cubeUV_maxTileSize;\n }\n uv.y += filterInt * 2.0 * cubeUV_minTileSize;\n uv.x += 3.0 * max(0.0, cubeUV_maxTileSize - 2.0 * faceSize);\n uv *= texelSize;\n vec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n uv.x += texelSize;\n vec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n uv.y += texelSize;\n vec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n uv.x -= texelSize;\n vec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n vec3 tm = mix(tl, tr, f.x);\n vec3 bm = mix(bl, br, f.x);\n return mix(tm, bm, f.y);\n}\n#define r0 1.0\n#define v0 0.339\n#define m0 -2.0\n#define r1 0.8\n#define v1 0.276\n#define m1 -1.0\n#define r4 0.4\n#define v4 0.046\n#define m4 2.0\n#define r5 0.305\n#define v5 0.016\n#define m5 3.0\n#define r6 0.21\n#define v6 0.0038\n#define m6 4.0\nfloat roughnessToMip(float roughness) {\n float mip = 0.0;\n if (roughness >= r1) {\n mip = (r0 - roughness) * (m1 - m0) / (r0 - r1) + m0;\n } else if (roughness >= r4) {\n mip = (r1 - roughness) * (m4 - m1) / (r1 - r4) + m1;\n } else if (roughness >= r5) {\n mip = (r4 - roughness) * (m5 - m4) / (r4 - r5) + m4;\n } else if (roughness >= r6) {\n mip = (r5 - roughness) * (m6 - m5) / (r5 - r6) + m5;\n } else {\n mip = -2.0 * log2(1.16 * roughness); }\n return mip;\n}\nvec4 textureCubeUV(sampler2D envMap, vec3 sampleDir, float roughness) {\n float mip = clamp(roughnessToMip(roughness), m0, cubeUV_maxMipLevel);\n float mipF = fract(mip);\n float mipInt = floor(mip);\n vec3 color0 = bilinearCubeUV(envMap, sampleDir, mipInt);\n if (mipF == 0.0) {\n return vec4(color0, 1.0);\n } else {\n vec3 color1 = bilinearCubeUV(envMap, sampleDir, mipInt + 1.0);\n return vec4(mix(color0, color1, mipF), 1.0);\n }\n}\n#endif", defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif", displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif", emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}", envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\t\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\treflectVec = normalize( reflectVec );\n\t\tsampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifndef ENVMAP_TYPE_CUBE_UV\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif", envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif", envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t vec3 reflectVec = reflect( -viewDir, normal );\n\t\t reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t vec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV;\n\t\t\tsampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\t\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif", envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) { \n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif", fog_vertex:"#ifdef USE_FOG\n\tfogDepth = -mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif", gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n#endif", lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif", lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif", lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)", lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)", lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\n#ifdef REFLECTIVITY\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif", lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}", lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif", lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif", lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif", logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif", map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif", map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif", morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifndef USE_MORPHNORMALS\n\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif", morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t#endif\n#endif", normal_fragment_begin:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t\tbitangent = bitangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;", normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif", normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s );\n\t\tvec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\n\t\tvec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\n\t\tvec3 N = normalize( surf_norm );\n\t\tmat3 tsn = mat3( S, T, N );\n\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif", clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif", packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}", premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif", roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif", shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif", shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif", shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}", skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif", skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif", specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( ( color * ( 2.51 * color + 0.03 ) ) / ( color * ( 2.43 * color + 0.59 ) + 0.14 ) );\n}", uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif", uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}", background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",cube_frag:"#include \nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include \n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}", cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}", depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}", distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}", distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}", equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV;\n\tsampleUV.y = asin( clamp( direction.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}", equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}", linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}", meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_ENVMAP\n\t#include \n\t#include \n\t#include \n\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\treflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}", meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}", meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}", meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}", meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSPARENCY\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSPARENCY\n\tuniform float transparency;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSPARENCY\n\t\tdiffuseColor.a *= saturate( 1. - transparency + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}", normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}", normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}", points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}", points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}", shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n}", sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}"}, eb={basic:{uniforms:va([D.common,D.specularmap,D.envmap,D.aomap,D.lightmap,D.fog]),vertexShader:O.meshbasic_vert,fragmentShader:O.meshbasic_frag},lambert:{uniforms:va([D.common,D.specularmap,D.envmap,D.aomap,D.lightmap,D.emissivemap,D.fog,D.lights,{emissive:{value:new A(0)}}]),vertexShader:O.meshlambert_vert,fragmentShader:O.meshlambert_frag},phong:{uniforms:va([D.common,D.specularmap,D.envmap,D.aomap,D.lightmap,D.emissivemap,D.bumpmap,D.normalmap,D.displacementmap,D.fog,D.lights,{emissive:{value:new A(0)}, specular:{value:new A(1118481)},shininess:{value:30}}]),vertexShader:O.meshphong_vert,fragmentShader:O.meshphong_frag},standard:{uniforms:va([D.common,D.envmap,D.aomap,D.lightmap,D.emissivemap,D.bumpmap,D.normalmap,D.displacementmap,D.roughnessmap,D.metalnessmap,D.fog,D.lights,{emissive:{value:new A(0)},roughness:{value:.5},metalness:{value:.5},envMapIntensity:{value:1}}]),vertexShader:O.meshphysical_vert,fragmentShader:O.meshphysical_frag},toon:{uniforms:va([D.common,D.specularmap,D.aomap,D.lightmap, D.emissivemap,D.bumpmap,D.normalmap,D.displacementmap,D.gradientmap,D.fog,D.lights,{emissive:{value:new A(0)},specular:{value:new A(1118481)},shininess:{value:30}}]),vertexShader:O.meshtoon_vert,fragmentShader:O.meshtoon_frag},matcap:{uniforms:va([D.common,D.bumpmap,D.normalmap,D.displacementmap,D.fog,{matcap:{value:null}}]),vertexShader:O.meshmatcap_vert,fragmentShader:O.meshmatcap_frag},points:{uniforms:va([D.points,D.fog]),vertexShader:O.points_vert,fragmentShader:O.points_frag},dashed:{uniforms:va([D.common, D.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:O.linedashed_vert,fragmentShader:O.linedashed_frag},depth:{uniforms:va([D.common,D.displacementmap]),vertexShader:O.depth_vert,fragmentShader:O.depth_frag},normal:{uniforms:va([D.common,D.bumpmap,D.normalmap,D.displacementmap,{opacity:{value:1}}]),vertexShader:O.normal_vert,fragmentShader:O.normal_frag},sprite:{uniforms:va([D.sprite,D.fog]),vertexShader:O.sprite_vert,fragmentShader:O.sprite_frag},background:{uniforms:{uvTransform:{value:new wa}, t2D:{value:null}},vertexShader:O.background_vert,fragmentShader:O.background_frag},cube:{uniforms:va([D.envmap,{opacity:{value:1}}]),vertexShader:O.cube_vert,fragmentShader:O.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:O.equirect_vert,fragmentShader:O.equirect_frag},distanceRGBA:{uniforms:va([D.common,D.displacementmap,{referencePosition:{value:new n},nearDistance:{value:1},farDistance:{value:1E3}}]),vertexShader:O.distanceRGBA_vert,fragmentShader:O.distanceRGBA_frag},shadow:{uniforms:va([D.lights, D.fog,{color:{value:new A(0)},opacity:{value:1}}]),vertexShader:O.shadow_vert,fragmentShader:O.shadow_frag}};eb.physical={uniforms:va([eb.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatNormalScale:{value:new t(1,1)},clearcoatNormalMap:{value:null},sheen:{value:new A(0)},transparency:{value:0}}]),vertexShader:O.meshphysical_vert,fragmentShader:O.meshphysical_frag};qb.prototype=Object.create(V.prototype);qb.prototype.constructor= qb;qb.prototype.isCubeTexture=!0;Object.defineProperty(qb.prototype,"images",{get:function(){return this.image},set:function(a){this.image=a}});Ic.prototype=Object.create(V.prototype);Ic.prototype.constructor=Ic;Ic.prototype.isDataTexture2DArray=!0;Jc.prototype=Object.create(V.prototype);Jc.prototype.constructor=Jc;Jc.prototype.isDataTexture3D=!0;var Hh=new V,Pj=new Ic,Rj=new Jc,Ih=new qb,Bh=[],Dh=[],Gh=new Float32Array(16),Fh=new Float32Array(9),Eh=new Float32Array(4);Jh.prototype.updateCache=function(a){var b= this.cache;a instanceof Float32Array&&b.length!==a.length&&(this.cache=new Float32Array(a.length));Ia(b,a)};Kh.prototype.setValue=function(a,b,c){for(var d=this.seq,e=0,f=d.length;e!==f;++e){var g=d[e];g.setValue(a,b[g.id],c)}};var gg=/([\w\d_]+)(\])?(\[|\.)?/g;Eb.prototype.setValue=function(a,b,c,d){b=this.map[b];void 0!==b&&b.setValue(a,c,d)};Eb.prototype.setOptional=function(a,b,c){b=b[c];void 0!==b&&this.setValue(a,c,b)};Eb.upload=function(a,b,c,d){for(var e=0,f=b.length;e!==f;++e){var g=b[e], h=c[g.id];!1!==h.needsUpdate&&g.setValue(a,h.value,d)}};Eb.seqWithValue=function(a,b){for(var c=[],d=0,e=a.length;d!==e;++d){var f=a[d];f.id in b&&c.push(f)}return c};var wk=0,ig=/^[ \t]*#include +<([\w\d./]+)>/gm,Th=/#pragma unroll_loop[\s]+?for \( int i = (\d+); i < (\d+); i \+\+ \) \{([\s\S]+?)(?=\})\}/g,Sh=/#pragma unroll_loop_start[\s]+?for \( int i = (\d+); i < (\d+); i \+\+ \) \{([\s\S]+?)(?=\})\}[\s]+?#pragma unroll_loop_end/g,Gk=0;Fb.prototype=Object.create(K.prototype);Fb.prototype.constructor= Fb;Fb.prototype.isMeshDepthMaterial=!0;Fb.prototype.copy=function(a){K.prototype.copy.call(this,a);this.depthPacking=a.depthPacking;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.map=a.map;this.alphaMap=a.alphaMap;this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;return this};Gb.prototype=Object.create(K.prototype);Gb.prototype.constructor= Gb;Gb.prototype.isMeshDistanceMaterial=!0;Gb.prototype.copy=function(a){K.prototype.copy.call(this,a);this.referencePosition.copy(a.referencePosition);this.nearDistance=a.nearDistance;this.farDistance=a.farDistance;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.map=a.map;this.alphaMap=a.alphaMap;this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;return this};Pe.prototype=Object.assign(Object.create(aa.prototype), {constructor:Pe,isArrayCamera:!0});Mc.prototype=Object.assign(Object.create(F.prototype),{constructor:Mc,isGroup:!0});Object.assign($h.prototype,Ea.prototype);Object.assign(Qe.prototype,{isFogExp2:!0,clone:function(){return new Qe(this.color,this.density)},toJSON:function(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}});Object.assign(Re.prototype,{isFog:!0,clone:function(){return new Re(this.color,this.near,this.far)},toJSON:function(){return{type:"Fog",color:this.color.getHex(), near:this.near,far:this.far}}});Object.defineProperty(rb.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Object.assign(rb.prototype,{isInterleavedBuffer:!0,onUploadCallback:function(){},setUsage:function(a){this.usage=a;return this},copy:function(a){this.array=new a.array.constructor(a.array);this.count=a.count;this.stride=a.stride;this.usage=a.usage;return this},copyAt:function(a,b,c){a*=this.stride;c*=b.stride;for(var d=0,e=this.stride;da.far||b.push({distance:e,point:Ce.clone(),uv:oa.getUV(Ce,Mf,De,Nf,Ri,oh, Si,new t),face:null,object:this})},clone:function(){return(new this.constructor(this.material)).copy(this)},copy:function(a){F.prototype.copy.call(this,a);void 0!==a.center&&this.center.copy(a.center);return this}});var Of=new n,Ti=new n;Rd.prototype=Object.assign(Object.create(F.prototype),{constructor:Rd,isLOD:!0,copy:function(a){F.prototype.copy.call(this,a,!1);for(var b=a.levels,c=0,d=b.length;c=b[c].distance)b[c-1].object.visible=!1,b[c].object.visible=!0;else break;for(this._currentLevel=c-1;cd||(h.applyMatrix4(this.matrixWorld),x=a.ray.origin.distanceTo(h),xa.far||b.push({distance:x,point:e.clone().applyMatrix4(this.matrixWorld), index:c,face:null,faceIndex:null,object:this}))}}else for(c=0,p=u.length/3-1;cd||(h.applyMatrix4(this.matrixWorld),x=a.ray.origin.distanceTo(h),xa.far||b.push({distance:x,point:e.clone().applyMatrix4(this.matrixWorld),index:c,face:null,faceIndex:null,object:this}))}else if(c.isGeometry)for(f=c.vertices,g=f.length,c=0;cd||(h.applyMatrix4(this.matrixWorld), x=a.ray.origin.distanceTo(h),xa.far||b.push({distance:x,point:e.clone().applyMatrix4(this.matrixWorld),index:c,face:null,faceIndex:null,object:this}))}},clone:function(){return(new this.constructor(this.geometry,this.material)).copy(this)}});var Qf=new n,Rf=new n;ma.prototype=Object.assign(Object.create(Ka.prototype),{constructor:ma,isLineSegments:!0,computeLineDistances:function(){var a=this.geometry;if(a.isBufferGeometry)if(null===a.index){for(var b=a.attributes.position,c=[],d=0,e=b.count;d< e;d+=2)Qf.fromBufferAttribute(b,d),Rf.fromBufferAttribute(b,d+1),c[d]=0===d?0:c[d-1],c[d+1]=c[d]+Qf.distanceTo(Rf);a.setAttribute("lineDistance",new y(c,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else if(a.isGeometry)for(b=a.vertices,c=a.lineDistances,d=0,e=b.length;d=a.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}});Qc.prototype=Object.create(V.prototype);Qc.prototype.constructor=Qc;Qc.prototype.isCompressedTexture= !0;Sd.prototype=Object.create(V.prototype);Sd.prototype.constructor=Sd;Sd.prototype.isCanvasTexture=!0;Td.prototype=Object.create(V.prototype);Td.prototype.constructor=Td;Td.prototype.isDepthTexture=!0;Rc.prototype=Object.create(C.prototype);Rc.prototype.constructor=Rc;Ud.prototype=Object.create(N.prototype);Ud.prototype.constructor=Ud;Sc.prototype=Object.create(C.prototype);Sc.prototype.constructor=Sc;Vd.prototype=Object.create(N.prototype);Vd.prototype.constructor=Vd;Ga.prototype=Object.create(C.prototype); Ga.prototype.constructor=Ga;Wd.prototype=Object.create(N.prototype);Wd.prototype.constructor=Wd;Tc.prototype=Object.create(Ga.prototype);Tc.prototype.constructor=Tc;Xd.prototype=Object.create(N.prototype);Xd.prototype.constructor=Xd;cc.prototype=Object.create(Ga.prototype);cc.prototype.constructor=cc;Yd.prototype=Object.create(N.prototype);Yd.prototype.constructor=Yd;Uc.prototype=Object.create(Ga.prototype);Uc.prototype.constructor=Uc;Zd.prototype=Object.create(N.prototype);Zd.prototype.constructor= Zd;Vc.prototype=Object.create(Ga.prototype);Vc.prototype.constructor=Vc;$d.prototype=Object.create(N.prototype);$d.prototype.constructor=$d;dc.prototype=Object.create(C.prototype);dc.prototype.constructor=dc;dc.prototype.toJSON=function(){var a=C.prototype.toJSON.call(this);a.path=this.parameters.path.toJSON();return a};ae.prototype=Object.create(N.prototype);ae.prototype.constructor=ae;Wc.prototype=Object.create(C.prototype);Wc.prototype.constructor=Wc;be.prototype=Object.create(N.prototype);be.prototype.constructor= be;Xc.prototype=Object.create(C.prototype);Xc.prototype.constructor=Xc;var al={triangulate:function(a,b,c){c=c||2;var d=b&&b.length,e=d?b[0]*c:a.length,f=ci(a,0,e,c,!0),g=[];if(!f||f.next===f.prev)return g;var h;if(d){var l=c;d=[];var k;var n=0;for(k=b.length;n80*c){var r=h=a[0];var q= d=a[1];for(l=c;lh&&(h=n),b>d&&(d=b);h=Math.max(h-r,d-q);h=0!==h?1/h:0}ee(f,g,c,r,q,h);return g}},sb={area:function(a){for(var b=a.length,c=0,d=b-1,e=0;esb.area(a)},triangulateShape:function(a,b){var c=[],d=[],e=[];gi(a);hi(c,a);var f=a.length;b.forEach(gi);for(a=0;aMath.abs(g-l)?[new t(a,1-c),new t(h,1-d),new t(k,1-e),new t(p,1-b)]:[new t(g,1-c),new t(l,1-d),new t(n,1-e),new t(x,1-b)]}};ge.prototype=Object.create(N.prototype);ge.prototype.constructor=ge;Zc.prototype=Object.create(fb.prototype);Zc.prototype.constructor=Zc;he.prototype= Object.create(N.prototype);he.prototype.constructor=he;gc.prototype=Object.create(C.prototype);gc.prototype.constructor=gc;ie.prototype=Object.create(N.prototype);ie.prototype.constructor=ie;$c.prototype=Object.create(C.prototype);$c.prototype.constructor=$c;je.prototype=Object.create(N.prototype);je.prototype.constructor=je;ad.prototype=Object.create(C.prototype);ad.prototype.constructor=ad;hc.prototype=Object.create(N.prototype);hc.prototype.constructor=hc;hc.prototype.toJSON=function(){var a=N.prototype.toJSON.call(this); return ji(this.parameters.shapes,a)};ic.prototype=Object.create(C.prototype);ic.prototype.constructor=ic;ic.prototype.toJSON=function(){var a=C.prototype.toJSON.call(this);return ji(this.parameters.shapes,a)};bd.prototype=Object.create(C.prototype);bd.prototype.constructor=bd;jc.prototype=Object.create(N.prototype);jc.prototype.constructor=jc;tb.prototype=Object.create(C.prototype);tb.prototype.constructor=tb;ke.prototype=Object.create(jc.prototype);ke.prototype.constructor=ke;le.prototype=Object.create(tb.prototype); le.prototype.constructor=le;me.prototype=Object.create(N.prototype);me.prototype.constructor=me;cd.prototype=Object.create(C.prototype);cd.prototype.constructor=cd;var ua=Object.freeze({__proto__:null,WireframeGeometry:Rc,ParametricGeometry:Ud,ParametricBufferGeometry:Sc,TetrahedronGeometry:Wd,TetrahedronBufferGeometry:Tc,OctahedronGeometry:Xd,OctahedronBufferGeometry:cc,IcosahedronGeometry:Yd,IcosahedronBufferGeometry:Uc,DodecahedronGeometry:Zd,DodecahedronBufferGeometry:Vc,PolyhedronGeometry:Vd, PolyhedronBufferGeometry:Ga,TubeGeometry:$d,TubeBufferGeometry:dc,TorusKnotGeometry:ae,TorusKnotBufferGeometry:Wc,TorusGeometry:be,TorusBufferGeometry:Xc,TextGeometry:ge,TextBufferGeometry:Zc,SphereGeometry:he,SphereBufferGeometry:gc,RingGeometry:ie,RingBufferGeometry:$c,PlaneGeometry:Id,PlaneBufferGeometry:bc,LatheGeometry:je,LatheBufferGeometry:ad,ShapeGeometry:hc,ShapeBufferGeometry:ic,ExtrudeGeometry:fc,ExtrudeBufferGeometry:fb,EdgesGeometry:bd,ConeGeometry:ke,ConeBufferGeometry:le,CylinderGeometry:jc, CylinderBufferGeometry:tb,CircleGeometry:me,CircleBufferGeometry:cd,BoxGeometry:nh,BoxBufferGeometry:Jd});kc.prototype=Object.create(K.prototype);kc.prototype.constructor=kc;kc.prototype.isShadowMaterial=!0;kc.prototype.copy=function(a){K.prototype.copy.call(this,a);this.color.copy(a.color);return this};ub.prototype=Object.create(Ba.prototype);ub.prototype.constructor=ub;ub.prototype.isRawShaderMaterial=!0;gb.prototype=Object.create(K.prototype);gb.prototype.constructor=gb;gb.prototype.isMeshStandardMaterial= !0;gb.prototype.copy=function(a){K.prototype.copy.call(this,a);this.defines={STANDARD:""};this.color.copy(a.color);this.roughness=a.roughness;this.metalness=a.metalness;this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalMapType= a.normalMapType;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.roughnessMap=a.roughnessMap;this.metalnessMap=a.metalnessMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.envMapIntensity=a.envMapIntensity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin= a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;this.vertexTangents=a.vertexTangents;return this};lc.prototype=Object.create(gb.prototype);lc.prototype.constructor=lc;lc.prototype.isMeshPhysicalMaterial=!0;lc.prototype.copy=function(a){gb.prototype.copy.call(this,a);this.defines={STANDARD:"",PHYSICAL:""};this.clearcoat=a.clearcoat;this.clearcoatMap=a.clearcoatMap;this.clearcoatRoughness=a.clearcoatRoughness;this.clearcoatRoughnessMap= a.clearcoatRoughnessMap;this.clearcoatNormalMap=a.clearcoatNormalMap;this.clearcoatNormalScale.copy(a.clearcoatNormalScale);this.reflectivity=a.reflectivity;this.sheen=a.sheen?(this.sheen||new A).copy(a.sheen):null;this.transparency=a.transparency;return this};Jb.prototype=Object.create(K.prototype);Jb.prototype.constructor=Jb;Jb.prototype.isMeshPhongMaterial=!0;Jb.prototype.copy=function(a){K.prototype.copy.call(this,a);this.color.copy(a.color);this.specular.copy(a.specular);this.shininess=a.shininess; this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalMapType=a.normalMapType;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias; this.specularMap=a.specularMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.combine=a.combine;this.reflectivity=a.reflectivity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};mc.prototype=Object.create(K.prototype);mc.prototype.constructor=mc;mc.prototype.isMeshToonMaterial= !0;mc.prototype.copy=function(a){K.prototype.copy.call(this,a);this.color.copy(a.color);this.specular.copy(a.specular);this.shininess=a.shininess;this.map=a.map;this.gradientMap=a.gradientMap;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalMapType= a.normalMapType;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.specularMap=a.specularMap;this.alphaMap=a.alphaMap;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};nc.prototype= Object.create(K.prototype);nc.prototype.constructor=nc;nc.prototype.isMeshNormalMaterial=!0;nc.prototype.copy=function(a){K.prototype.copy.call(this,a);this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalMapType=a.normalMapType;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.skinning= a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};oc.prototype=Object.create(K.prototype);oc.prototype.constructor=oc;oc.prototype.isMeshLambertMaterial=!0;oc.prototype.copy=function(a){K.prototype.copy.call(this,a);this.color.copy(a.color);this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity= a.emissiveIntensity;this.specularMap=a.specularMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.combine=a.combine;this.reflectivity=a.reflectivity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};pc.prototype=Object.create(K.prototype);pc.prototype.constructor= pc;pc.prototype.isMeshMatcapMaterial=!0;pc.prototype.copy=function(a){K.prototype.copy.call(this,a);this.defines={MATCAP:""};this.color.copy(a.color);this.matcap=a.matcap;this.map=a.map;this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalMapType=a.normalMapType;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.alphaMap=a.alphaMap;this.skinning=a.skinning; this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};qc.prototype=Object.create(la.prototype);qc.prototype.constructor=qc;qc.prototype.isLineDashedMaterial=!0;qc.prototype.copy=function(a){la.prototype.copy.call(this,a);this.scale=a.scale;this.dashSize=a.dashSize;this.gapSize=a.gapSize;return this};var bl=Object.freeze({__proto__:null,ShadowMaterial:kc,SpriteMaterial:Ib,RawShaderMaterial:ub,ShaderMaterial:Ba,PointsMaterial:Va,MeshPhysicalMaterial:lc,MeshStandardMaterial:gb, MeshPhongMaterial:Jb,MeshToonMaterial:mc,MeshNormalMaterial:nc,MeshLambertMaterial:oc,MeshDepthMaterial:Fb,MeshDistanceMaterial:Gb,MeshBasicMaterial:Oa,MeshMatcapMaterial:pc,LineDashedMaterial:qc,LineBasicMaterial:la,Material:K}),R={arraySlice:function(a,b,c){return R.isTypedArray(a)?new a.constructor(a.subarray(b,void 0!==c?c:a.length)):a.slice(b,c)},convertArray:function(a,b,c){return!a||!c&&a.constructor===b?a:"number"===typeof b.BYTES_PER_ELEMENT?new b(a):Array.prototype.slice.call(a)},isTypedArray:function(a){return ArrayBuffer.isView(a)&& !(a instanceof DataView)},getKeyframeOrder:function(a){for(var b=a.length,c=Array(b),d=0;d!==b;++d)c[d]=d;c.sort(function(b,c){return a[b]-a[c]});return c},sortedArray:function(a,b,c){for(var d=a.length,e=new a.constructor(d),f=0,g=0;g!==d;++f)for(var h=c[f]*b,l=0;l!==b;++l)e[g++]=a[h+l];return e},flattenJSON:function(a,b,c,d){for(var e=1,f=a[0];void 0!==f&&void 0===f[d];)f=a[e++];if(void 0!==f){var g=f[d];if(void 0!==g)if(Array.isArray(g)){do g=f[d],void 0!==g&&(b.push(f.time),c.push.apply(c,g)), f=a[e++];while(void 0!==f)}else if(void 0!==g.toArray){do g=f[d],void 0!==g&&(b.push(f.time),g.toArray(c,c.length)),f=a[e++];while(void 0!==f)}else{do g=f[d],void 0!==g&&(b.push(f.time),c.push(g)),f=a[e++];while(void 0!==f)}}},subclip:function(a,b,c,d,e){e=e||30;a=a.clone();a.name=b;var f=[];for(b=0;b=d))for(l.push(g.times[n]),p=0;pa.tracks[b].times[0]&&(c=a.tracks[b].times[0]);for(b=0;b=e)break a;else{f=b[1];a=e)break b}d=c;c=0}}for(;c>>1,ab;)--f;++f;if(0!==e||f!==d)e>=f&&(f=Math.max(f,1),e=f-1),a=this.getValueSize(),this.times=R.arraySlice(c,e,f),this.values=R.arraySlice(this.values,e*a,f*a);return this},validate:function(){var a=!0,b=this.getValueSize();0!==b-Math.floor(b)&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),a=!1);var c=this.times;b=this.values;var d=c.length;0===d&&(console.error("THREE.KeyframeTrack: Track is empty.", this),a=!1);for(var e=null,f=0;f!==d;f++){var g=c[f];if("number"===typeof g&&isNaN(g)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,f,g);a=!1;break}if(null!==e&&e>g){console.error("THREE.KeyframeTrack: Out of order keys.",this,f,g,e);a=!1;break}e=g}if(void 0!==b&&R.isTypedArray(b))for(f=0,c=b.length;f!==c;++f)if(d=b[f],isNaN(d)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,f,d);a=!1;break}return a},optimize:function(){for(var a=R.arraySlice(this.times), b=R.arraySlice(this.values),c=this.getValueSize(),d=2302===this.getInterpolation(),e=1,f=a.length-1,g=1;gg)e=a+1;else if(0b&&(b=0);1Number.EPSILON&&(g.normalize(),c=Math.acos(L.clamp(d[l-1].dot(d[l]),-1,1)),e[l].applyMatrix4(h.makeRotationAxis(g,c))),f[l].crossVectors(d[l],e[l]);if(!0===b)for(c=Math.acos(L.clamp(e[0].dot(e[a]),-1,1)),c/=a,0d;)d+=c;for(;d>c;)d-=c;de&&(e=1);1E-4>d&&(d=e);1E-4>l&&(l=e);ph.initNonuniformCatmullRom(f.x,g.x,h.x,c.x,d,e,l);qh.initNonuniformCatmullRom(f.y,g.y,h.y,c.y,d,e,l);rh.initNonuniformCatmullRom(f.z,g.z,h.z,c.z,d,e,l)}else"catmullrom"===this.curveType&&(ph.initCatmullRom(f.x,g.x,h.x,c.x,this.tension),qh.initCatmullRom(f.y,g.y,h.y,c.y,this.tension),rh.initCatmullRom(f.z,g.z,h.z,c.z,this.tension));b.set(ph.calc(a),qh.calc(a),rh.calc(a));return b};pa.prototype.copy=function(a){G.prototype.copy.call(this, a);this.points=[];for(var b=0,c=a.points.length;bc.length-2?c.length-1:a+1];c=c[a>c.length-3?c.length-1:a+2];b.set(li(d,e.x,f.x,g.x,c.x),li(d,e.y,f.y,g.y,c.y));return b};Za.prototype.copy=function(a){G.prototype.copy.call(this,a);this.points=[];for(var b=0,c=a.points.length;b=b)return b=c[a]-b,a=this.curves[a],c=a.getLength(),a.getPointAt(0===c?0:1-b/c);a++}return null},getLength:function(){var a=this.getCurveLengths();return a[a.length-1]},updateArcLengths:function(){this.needsUpdate=!0;this.cacheLengths=null;this.getCurveLengths()}, getCurveLengths:function(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;for(var a=[],b=0,c=0,d=this.curves.length;cNumber.EPSILON){if(0>l&&(g=b[f],k=-k,h=b[e],l=-l),!(a.yh.y))if(a.y===g.y){if(a.x===g.x)return!0}else{e=l*(a.x-g.x)- k*(a.y-g.y);if(0===e)return!0;0>e||(d=!d)}}else if(a.y===g.y&&(h.x<=a.x&&a.x<=g.x||g.x<=a.x&&a.x<=h.x))return!0}return d}var e=sb.isClockWise,f=this.subPaths;if(0===f.length)return[];if(!0===b)return c(f);b=[];if(1===f.length){var g=f[0];var h=new Kb;h.curves=g.curves;b.push(h);return b}var l=!e(f[0].getPoints());l=a?!l:l;h=[];var k=[],n=[],p=0;k[p]=void 0;n[p]=[];for(var t=0,r=f.length;tb;b++)this.coefficients[b].copy(a[b]);return this},zero:function(){for(var a=0;9> a;a++)this.coefficients[a].set(0,0,0);return this},getAt:function(a,b){var c=a.x,d=a.y;a=a.z;var e=this.coefficients;b.copy(e[0]).multiplyScalar(.282095);b.addScaledVector(e[1],.488603*d);b.addScaledVector(e[2],.488603*a);b.addScaledVector(e[3],.488603*c);b.addScaledVector(e[4],1.092548*c*d);b.addScaledVector(e[5],1.092548*d*a);b.addScaledVector(e[6],.315392*(3*a*a-1));b.addScaledVector(e[7],1.092548*c*a);b.addScaledVector(e[8],.546274*(c*c-d*d));return b},getIrradianceAt:function(a,b){var c=a.x, d=a.y;a=a.z;var e=this.coefficients;b.copy(e[0]).multiplyScalar(.886227);b.addScaledVector(e[1],1.023328*d);b.addScaledVector(e[2],1.023328*a);b.addScaledVector(e[3],1.023328*c);b.addScaledVector(e[4],.858086*c*d);b.addScaledVector(e[5],.858086*d*a);b.addScaledVector(e[6],.743125*a*a-.247708);b.addScaledVector(e[7],.858086*c*a);b.addScaledVector(e[8],.429043*(c*c-d*d));return b},add:function(a){for(var b=0;9>b;b++)this.coefficients[b].add(a.coefficients[b]);return this},addScaledSH:function(a,b){for(var c= 0;9>c;c++)this.coefficients[c].addScaledVector(a.coefficients[c],b);return this},scale:function(a){for(var b=0;9>b;b++)this.coefficients[b].multiplyScalar(a);return this},lerp:function(a,b){for(var c=0;9>c;c++)this.coefficients[c].lerp(a.coefficients[c],b);return this},equals:function(a){for(var b=0;9>b;b++)if(!this.coefficients[b].equals(a.coefficients[b]))return!1;return!0},copy:function(a){return this.set(a.coefficients)},clone:function(){return(new this.constructor).copy(this)},fromArray:function(a, b){void 0===b&&(b=0);for(var c=this.coefficients,d=0;9>d;d++)c[d].fromArray(a,b+3*d);return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);for(var c=this.coefficients,d=0;9>d;d++)c[d].toArray(a,b+3*d);return a}});Object.assign(uf,{getBasisAt:function(a,b){var c=a.x,d=a.y;a=a.z;b[0]=.282095;b[1]=.488603*d;b[2]=.488603*a;b[3]=.488603*c;b[4]=1.092548*c*d;b[5]=1.092548*d*a;b[6]=.315392*(3*a*a-1);b[7]=1.092548*c*a;b[8]=.546274*(c*c-d*d)}});ab.prototype=Object.assign(Object.create(da.prototype), {constructor:ab,isLightProbe:!0,copy:function(a){da.prototype.copy.call(this,a);this.sh.copy(a.sh);this.intensity=a.intensity;return this},toJSON:function(a){return da.prototype.toJSON.call(this,a)}});Eg.prototype=Object.assign(Object.create(ab.prototype),{constructor:Eg,isHemisphereLightProbe:!0,copy:function(a){ab.prototype.copy.call(this,a);return this},toJSON:function(a){return ab.prototype.toJSON.call(this,a)}});Fg.prototype=Object.assign(Object.create(ab.prototype),{constructor:Fg,isAmbientLightProbe:!0, copy:function(a){ab.prototype.copy.call(this,a);return this},toJSON:function(a){return ab.prototype.toJSON.call(this,a)}});var cj=new P,dj=new P;Object.assign(mi.prototype,{update:function(a){var b=this._cache;if(b.focus!==a.focus||b.fov!==a.fov||b.aspect!==a.aspect*this.aspect||b.near!==a.near||b.far!==a.far||b.zoom!==a.zoom||b.eyeSep!==this.eyeSep){b.focus=a.focus;b.fov=a.fov;b.aspect=a.aspect*this.aspect;b.near=a.near;b.far=a.far;b.zoom=a.zoom;b.eyeSep=this.eyeSep;var c=a.projectionMatrix.clone(), d=b.eyeSep/2,e=d*b.near/b.focus,f=b.near*Math.tan(L.DEG2RAD*b.fov*.5)/b.zoom;dj.elements[12]=-d;cj.elements[12]=d;d=-f*b.aspect+e;var g=f*b.aspect+e;c.elements[0]=2*b.near/(g-d);c.elements[8]=(g+d)/(g-d);this.cameraL.projectionMatrix.copy(c);d=-f*b.aspect-e;g=f*b.aspect-e;c.elements[0]=2*b.near/(g-d);c.elements[8]=(g+d)/(g-d);this.cameraR.projectionMatrix.copy(c)}this.cameraL.matrixWorld.copy(a.matrixWorld).multiply(dj);this.cameraR.matrixWorld.copy(a.matrixWorld).multiply(cj)}});Object.assign(Gg.prototype, {start:function(){this.oldTime=this.startTime=("undefined"===typeof performance?Date:performance).now();this.elapsedTime=0;this.running=!0},stop:function(){this.getElapsedTime();this.autoStart=this.running=!1},getElapsedTime:function(){this.getDelta();return this.elapsedTime},getDelta:function(){var a=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){var b=("undefined"===typeof performance?Date:performance).now();a=(b-this.oldTime)/1E3;this.oldTime=b;this.elapsedTime+=a}return a}}); var wc=new n,ej=new Aa,dl=new n,xc=new n;Hg.prototype=Object.assign(Object.create(F.prototype),{constructor:Hg,getInput:function(){return this.gain},removeFilter:function(){null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null);return this},getFilter:function(){return this.filter},setFilter:function(a){null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)): this.gain.disconnect(this.context.destination);this.filter=a;this.gain.connect(this.filter);this.filter.connect(this.context.destination);return this},getMasterVolume:function(){return this.gain.gain.value},setMasterVolume:function(a){this.gain.gain.setTargetAtTime(a,this.context.currentTime,.01);return this},updateMatrixWorld:function(a){F.prototype.updateMatrixWorld.call(this,a);a=this.context.listener;var b=this.up;this.timeDelta=this._clock.getDelta();this.matrixWorld.decompose(wc,ej,dl);xc.set(0, 0,-1).applyQuaternion(ej);if(a.positionX){var c=this.context.currentTime+this.timeDelta;a.positionX.linearRampToValueAtTime(wc.x,c);a.positionY.linearRampToValueAtTime(wc.y,c);a.positionZ.linearRampToValueAtTime(wc.z,c);a.forwardX.linearRampToValueAtTime(xc.x,c);a.forwardY.linearRampToValueAtTime(xc.y,c);a.forwardZ.linearRampToValueAtTime(xc.z,c);a.upX.linearRampToValueAtTime(b.x,c);a.upY.linearRampToValueAtTime(b.y,c);a.upZ.linearRampToValueAtTime(b.z,c)}else a.setPosition(wc.x,wc.y,wc.z),a.setOrientation(xc.x, xc.y,xc.z,b.x,b.y,b.z)}});id.prototype=Object.assign(Object.create(F.prototype),{constructor:id,getOutput:function(){return this.gain},setNodeSource:function(a){this.hasPlaybackControl=!1;this.sourceType="audioNode";this.source=a;this.connect();return this},setMediaElementSource:function(a){this.hasPlaybackControl=!1;this.sourceType="mediaNode";this.source=this.context.createMediaElementSource(a);this.connect();return this},setMediaStreamSource:function(a){this.hasPlaybackControl=!1;this.sourceType= "mediaStreamNode";this.source=this.context.createMediaStreamSource(a);this.connect();return this},setBuffer:function(a){this.buffer=a;this.sourceType="buffer";this.autoplay&&this.play();return this},play:function(a){void 0===a&&(a=0);if(!0===this.isPlaying)console.warn("THREE.Audio: Audio is already playing.");else if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");else return this._startedAt=this.context.currentTime+a,a=this.context.createBufferSource(), a.buffer=this.buffer,a.loop=this.loop,a.loopStart=this.loopStart,a.loopEnd=this.loopEnd,a.onended=this.onEnded.bind(this),a.start(this._startedAt,this._pausedAt+this.offset,this.duration),this.isPlaying=!0,this.source=a,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()},pause:function(){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");else return!0===this.isPlaying&&(this._pausedAt+=Math.max(this.context.currentTime- this._startedAt,0)*this.playbackRate,this.source.stop(),this.source.onended=null,this.isPlaying=!1),this},stop:function(){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");else return this._pausedAt=0,this.source.stop(),this.source.onended=null,this.isPlaying=!1,this},connect:function(){if(0d&&this._mixBufferRegion(c,a,3*b,1-d,b);d=b;for(var f=b+b;d!==f;++d)if(c[d]!==c[d+b]){e.setValue(c,a);break}},saveOriginalState:function(){var a=this.buffer,b=this.valueSize,c=3*b;this.binding.getValue(a,c);for(var d=b;d!==c;++d)a[d]= a[c+d%b];this.cumulativeWeight=0},restoreOriginalState:function(){this.binding.setValue(this.buffer,3*this.valueSize)},_select:function(a,b,c,d,e){if(.5<=d)for(d=0;d!==e;++d)a[b+d]=a[c+d]},_slerp:function(a,b,c,d){Aa.slerpFlat(a,b,a,b,a,c,d)},_lerp:function(a,b,c,d,e){for(var f=1-d,g=0;g!==e;++g){var h=b+g;a[h]=a[h]*f+a[c+g]*d}}});var fl=/[\[\]\.:\/]/g,gl="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",hl=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),il=/(WCOD+)?/.source.replace("WCOD",gl), jl=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),kl=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),ll=new RegExp("^"+hl+il+jl+kl+"$"),ml=["material","materials","bones"];Object.assign(ni.prototype,{getValue:function(a,b){this.bind();var c=this._bindings[this._targetGroup.nCachedObjects_];void 0!==c&&c.getValue(a,b)},setValue:function(a,b){for(var c=this._bindings,d=this._targetGroup.nCachedObjects_,e=c.length;d!==e;++d)c[d].setValue(a,b)},bind:function(){for(var a= this._bindings,b=this._targetGroup.nCachedObjects_,c=a.length;b!==c;++b)a[b].bind()},unbind:function(){for(var a=this._bindings,b=this._targetGroup.nCachedObjects_,c=a.length;b!==c;++b)a[b].unbind()}});Object.assign(ya,{Composite:ni,create:function(a,b,c){return a&&a.isAnimationObjectGroup?new ya.Composite(a,b,c):new ya(a,b,c)},sanitizeNodeName:function(a){return a.replace(/\s/g,"_").replace(fl,"")},parseTrackName:function(a){var b=ll.exec(a);if(!b)throw Error("PropertyBinding: Cannot parse trackName: "+ a);b={nodeName:b[2],objectName:b[3],objectIndex:b[4],propertyName:b[5],propertyIndex:b[6]};var c=b.nodeName&&b.nodeName.lastIndexOf(".");if(void 0!==c&&-1!==c){var d=b.nodeName.substring(c+1);-1!==ml.indexOf(d)&&(b.nodeName=b.nodeName.substring(0,c),b.objectName=d)}if(null===b.propertyName||0===b.propertyName.length)throw Error("PropertyBinding: can not parse propertyName from trackName: "+a);return b},findNode:function(a,b){if(!b||""===b||"."===b||-1===b||b===a.name||b===a.uuid)return a;if(a.skeleton){var c= a.skeleton.getBoneByName(b);if(void 0!==c)return c}if(a.children){var d=function(a){for(var c=0;c=b){var n=b++,p=a[n];c[p.uuid]=m;a[m]=p;c[k]=n;a[n]=h;h=0;for(k=e;h!==k;++h){p=d[h];var t=p[m];p[m]=p[n];p[n]=t}}}this.nCachedObjects_=b},uncache:function(){for(var a=this._objects,b=a.length,c=this.nCachedObjects_,d=this._indicesByUUID,e=this._bindings,f=e.length,g=0,h=arguments.length;g!==h;++g){var k= arguments[g].uuid,m=d[k];if(void 0!==m)if(delete d[k],mb||0===c)return;this._startTime=null;b*=c}b*=this._updateTimeScale(a);c=this._updateTime(b);a=this._updateWeight(a);if(0c.parameterPositions[1]&&(this.stopFading(),0===d&&(this.enabled=!1))}}return this._effectiveWeight=b},_updateTimeScale:function(a){var b=0;if(!this.paused){b=this.timeScale;var c=this._timeScaleInterpolant;if(null!==c){var d=c.evaluate(a)[0];b*=d;a>c.parameterPositions[1]&&(this.stopWarping(),0===b?this.paused=!0:this.timeScale=b)}}return this._effectiveTimeScale=b},_updateTime:function(a){var b=this.time+a,c=this._clip.duration,d=this.loop,e=this._loopCount,f=2202===d;if(0===a)return-1=== e?b:f&&1===(e&1)?c-b:b;if(2200===d)a:{if(-1===e&&(this._loopCount=0,this._setEndings(!0,!0,!1)),b>=c)b=c;else if(0>b)b=0;else{this.time=b;break a}this.clampWhenFinished?this.paused=!0:this.enabled=!1;this.time=b;this._mixer.dispatchEvent({type:"finished",action:this,direction:0>a?-1:1})}else{-1===e&&(0<=a?(e=0,this._setEndings(!0,0===this.repetitions,f)):this._setEndings(0===this.repetitions,!0,f));if(b>=c||0>b){d=Math.floor(b/c);b-=c*d;e+=Math.abs(d);var g=this.repetitions-e;0>=g?(this.clampWhenFinished? this.paused=!0:this.enabled=!1,this.time=b=0a,this._setEndings(a,!a,f)):this._setEndings(!1,!1,f),this._loopCount=e,this.time=b,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:d}))}else this.time=b;if(f&&1===(e&1))return c-b}return b},_setEndings:function(a,b,c){var d=this._interpolantSettings;c?(d.endingStart=2401,d.endingEnd=2401):(d.endingStart=a?this.zeroSlopeAtStart?2401:2400:2402,d.endingEnd= b?this.zeroSlopeAtEnd?2401:2400:2402)},_scheduleFading:function(a,b,c){var d=this._mixer,e=d.time,f=this._weightInterpolant;null===f&&(this._weightInterpolant=f=d._lendControlInterpolant());d=f.parameterPositions;f=f.sampleValues;d[0]=e;f[0]=b;d[1]=e+a;f[1]=c;return this}});Mg.prototype=Object.assign(Object.create(Ea.prototype),{constructor:Mg,_bindAction:function(a,b){var c=a._localRoot||this._root,d=a._clip.tracks,e=d.length,f=a._propertyBindings;a=a._interpolants;var g=c.uuid,h=this._bindingsByRootAndName, k=h[g];void 0===k&&(k={},h[g]=k);for(h=0;h!==e;++h){var m=d[h],n=m.name,p=k[n];if(void 0===p){p=f[h];if(void 0!==p){null===p._cacheIndex&&(++p.referenceCount,this._addInactiveBinding(p,g,n));continue}p=new Lg(ya.create(c,n,b&&b._propertyBindings[h].binding.parsedPath),m.ValueTypeName,m.getValueSize());++p.referenceCount;this._addInactiveBinding(p,g,n)}f[h]=p;a[h].resultBuffer=p.buffer}},_activateAction:function(a){if(!this._isActiveAction(a)){if(null===a._cacheIndex){var b=(a._localRoot||this._root).uuid, c=a._clip.uuid,d=this._actionsByClip[c];this._bindAction(a,d&&d.knownActions[0]);this._addInactiveAction(a,c,b)}b=a._propertyBindings;c=0;for(d=b.length;c!==d;++c){var e=b[c];0===e.useCount++&&(this._lendBinding(e),e.saveOriginalState())}this._lendAction(a)}},_deactivateAction:function(a){if(this._isActiveAction(a)){for(var b=a._propertyBindings,c=0,d=b.length;c!==d;++c){var e=b[c];0===--e.useCount&&(e.restoreOriginalState(),this._takeBackBinding(e))}this._takeBackAction(a)}},_initMemoryManager:function(){this._actions= [];this._nActiveActions=0;this._actionsByClip={};this._bindings=[];this._nActiveBindings=0;this._bindingsByRootAndName={};this._controlInterpolants=[];this._nActiveControlInterpolants=0;var a=this;this.stats={actions:{get total(){return a._actions.length},get inUse(){return a._nActiveActions}},bindings:{get total(){return a._bindings.length},get inUse(){return a._nActiveBindings}},controlInterpolants:{get total(){return a._controlInterpolants.length},get inUse(){return a._nActiveControlInterpolants}}}}, _isActiveAction:function(a){a=a._cacheIndex;return null!==a&&athis.max.x||a.ythis.max.y?!1:!0},containsBox:function(a){return this.min.x<=a.min.x&&a.max.x<=this.max.x&&this.min.y<=a.min.y&&a.max.y<=this.max.y},getParameter:function(a,b){void 0===b&&(console.warn("THREE.Box2: .getParameter() target is now required"),b=new t);return b.set((a.x-this.min.x)/(this.max.x-this.min.x),(a.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(a){return a.max.x< this.min.x||a.min.x>this.max.x||a.max.ythis.max.y?!1:!0},clampPoint:function(a,b){void 0===b&&(console.warn("THREE.Box2: .clampPoint() target is now required"),b=new t);return b.copy(a).clamp(this.min,this.max)},distanceToPoint:function(a){return gj.copy(a).clamp(this.min,this.max).sub(a).length()},intersect:function(a){this.min.max(a.min);this.max.min(a.max);return this},union:function(a){this.min.min(a.min);this.max.max(a.max);return this},translate:function(a){this.min.add(a); this.max.add(a);return this},equals:function(a){return a.min.equals(this.min)&&a.max.equals(this.max)}});var hj=new n,Vf=new n;Object.assign(Rg.prototype,{set:function(a,b){this.start.copy(a);this.end.copy(b);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.start.copy(a.start);this.end.copy(a.end);return this},getCenter:function(a){void 0===a&&(console.warn("THREE.Line3: .getCenter() target is now required"),a=new n);return a.addVectors(this.start,this.end).multiplyScalar(.5)}, delta:function(a){void 0===a&&(console.warn("THREE.Line3: .delta() target is now required"),a=new n);return a.subVectors(this.end,this.start)},distanceSq:function(){return this.start.distanceToSquared(this.end)},distance:function(){return this.start.distanceTo(this.end)},at:function(a,b){void 0===b&&(console.warn("THREE.Line3: .at() target is now required"),b=new n);return this.delta(b).multiplyScalar(a).add(this.start)},closestPointToPointParameter:function(a,b){hj.subVectors(a,this.start);Vf.subVectors(this.end, this.start);a=Vf.dot(Vf);a=Vf.dot(hj)/a;b&&(a=L.clamp(a,0,1));return a},closestPointToPoint:function(a,b,c){a=this.closestPointToPointParameter(a,b);void 0===c&&(console.warn("THREE.Line3: .closestPointToPoint() target is now required"),c=new n);return this.delta(c).multiplyScalar(a).add(this.start)},applyMatrix4:function(a){this.start.applyMatrix4(a);this.end.applyMatrix4(a);return this},equals:function(a){return a.start.equals(this.start)&&a.end.equals(this.end)}});re.prototype=Object.create(F.prototype); re.prototype.constructor=re;re.prototype.isImmediateRenderObject=!0;var ij=new n;jd.prototype=Object.create(F.prototype);jd.prototype.constructor=jd;jd.prototype.dispose=function(){this.cone.geometry.dispose();this.cone.material.dispose()};jd.prototype.update=function(){this.light.updateMatrixWorld();var a=this.light.distance?this.light.distance:1E3,b=a*Math.tan(this.light.angle);this.cone.scale.set(b,b,a);ij.setFromMatrixPosition(this.light.target.matrixWorld);this.cone.lookAt(ij);void 0!==this.color? this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)};var Qb=new n,Wf=new P,vh=new P;rc.prototype=Object.create(ma.prototype);rc.prototype.constructor=rc;rc.prototype.isSkeletonHelper=!0;rc.prototype.updateMatrixWorld=function(a){var b=this.bones,c=this.geometry,d=c.getAttribute("position");vh.getInverse(this.root.matrixWorld);for(var e=0,f=0;eMath.abs(b)&&(b=1E-8);this.scale.set(.5*this.size,.5*this.size,b);this.children[0].material.side=0>b?1:0;this.lookAt(this.plane.normal);F.prototype.updateMatrixWorld.call(this,a)};var nj=new n,zf,Sg;xb.prototype=Object.create(F.prototype);xb.prototype.constructor=xb;xb.prototype.setDirection=function(a){.99999a.y?this.quaternion.set(1,0,0,0):(nj.set(a.z, 0,-a.x).normalize(),this.quaternion.setFromAxisAngle(nj,Math.acos(a.y)))};xb.prototype.setLength=function(a,b,c){void 0===b&&(b=.2*a);void 0===c&&(c=.2*b);this.line.scale.set(1,Math.max(1E-4,a-b),1);this.line.updateMatrix();this.cone.scale.set(c,b,c);this.cone.position.y=a;this.cone.updateMatrix()};xb.prototype.setColor=function(a){this.line.material.color.set(a);this.cone.material.color.set(a)};xb.prototype.copy=function(a){F.prototype.copy.call(this,a,!1);this.line.copy(a.line);this.cone.copy(a.cone); return this};xb.prototype.clone=function(){return(new this.constructor).copy(this)};ve.prototype=Object.create(ma.prototype);ve.prototype.constructor=ve;var kb=Math.pow(2,8),oj=[.125,.215,.35,.446,.526,.582],yi=5+oj.length,lb={3E3:0,3001:1,3002:2,3004:3,3005:4,3006:5,3007:6},Wg=new hd,Af=function(a){var b=new Float32Array(a),c=new n(0,1,0);a=new ub({defines:{n:a},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:b},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:c}, inputEncoding:{value:lb[3E3]},outputEncoding:{value:lb[3E3]}},vertexShader:Yg(),fragmentShader:"\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform sampler2D envMap;\nuniform int samples;\nuniform float weights[n];\nuniform bool latitudinal;\nuniform float dTheta;\nuniform float mipInt;\nuniform vec3 poleAxis;\n\n"+Zg()+"\n\n#define ENVMAP_TYPE_CUBE_UV\n#include \n\nvec3 getSample(float theta, vec3 axis) {\n\tfloat cosTheta = cos(theta);\n\t// Rodrigues' axis-angle rotation\n\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t+ cross(axis, vOutputDirection) * sin(theta)\n\t\t+ axis * dot(axis, vOutputDirection) * (1.0 - cosTheta);\n\treturn bilinearCubeUV(envMap, sampleDirection, mipInt);\n}\n\nvoid main() {\n\tvec3 axis = latitudinal ? poleAxis : cross(poleAxis, vOutputDirection);\n\tif (all(equal(axis, vec3(0.0))))\n\t\taxis = vec3(vOutputDirection.z, 0.0, - vOutputDirection.x);\n\taxis = normalize(axis);\n\tgl_FragColor = vec4(0.0);\n\tgl_FragColor.rgb += weights[0] * getSample(0.0, axis);\n\tfor (int i = 1; i < n; i++) {\n\t\tif (i >= samples)\n\t\t\tbreak;\n\t\tfloat theta = dTheta * float(i);\n\t\tgl_FragColor.rgb += weights[i] * getSample(-1.0 * theta, axis);\n\t\tgl_FragColor.rgb += weights[i] * getSample(theta, axis);\n\t}\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t", blending:0,depthTest:!1,depthWrite:!1});a.type="SphericalGaussianBlur";return a}(20),Rb=null,Sb=null,wh=function(){for(var a=[],b=[],c=[],d=8,e=0;em;m++){var n=m%3*2/3-1,p=2p;p++)t=p%3,0==t?(c.up.set(0,d[p],0),c.lookAt(f[p],0,0)):1==t?(c.up.set(0,0,d[p]),c.lookAt(0,f[p],0)):(c.up.set(0,d[p],0),c.lookAt(0,0,f[p])),Xg(e,t*kb,2