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t.shaderSource(D,["precision "+a.getPrecision()+" float;","uniform vec3 color;\nuniform sampler2D map;\nuniform float opacity;\nuniform int fogType;\nuniform vec3 fogColor;\nuniform float fogDensity;\nuniform float fogNear;\nuniform float fogFar;\nuniform float alphaTest;\nvarying vec2 vUV;\nvoid main() {\nvec4 texture = texture2D( map, vUV );\nif ( texture.a < alphaTest ) discard;\ngl_FragColor = vec4( color * texture.xyz, texture.a * opacity );\nif ( fogType > 0 ) {\nfloat depth = gl_FragCoord.z / gl_FragCoord.w;\nfloat fogFactor = 0.0;\nif ( fogType == 1 ) {\nfogFactor = smoothstep( fogNear, fogFar, depth );\n} else {\nconst float LOG2 = 1.442695;\nfogFactor = exp2( - fogDensity * fogDensity * depth * depth * LOG2 );\nfogFactor = 1.0 - clamp( fogFactor, 0.0, 1.0 );\n}\ngl_FragColor = mix( gl_FragColor, vec4( fogColor, gl_FragColor.w ), fogFactor );\n}\n}"].join("\n"));
t.compileShader(O);t.compileShader(D);t.attachShader(L,O);t.attachShader(L,D);t.linkProgram(L);E=L;v=t.getAttribLocation(E,"position");y=t.getAttribLocation(E,"uv");c=t.getUniformLocation(E,"uvOffset");d=t.getUniformLocation(E,"uvScale");e=t.getUniformLocation(E,"rotation");f=t.getUniformLocation(E,"scale");g=t.getUniformLocation(E,"color");h=t.getUniformLocation(E,"map");k=t.getUniformLocation(E,"opacity");n=t.getUniformLocation(E,"modelViewMatrix");B=t.getUniformLocation(E,"projectionMatrix");r=
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"\t#endif","#endif","#ifdef USE_SKINNING","\tattribute vec4 skinIndex;","\tattribute vec4 skinWeight;","#endif","\n"].filter(Ra).join("\n"),n=[f,"precision "+d.precision+" float;","precision "+d.precision+" int;","#define SHADER_NAME "+c.__webglShader.name,m,d.alphaTest?"#define ALPHATEST "+d.alphaTest:"","#define GAMMA_FACTOR "+q,d.useFog&&d.fog?"#define USE_FOG":"",d.useFog&&d.fogExp?"#define FOG_EXP2":"",d.map?"#define USE_MAP":"",d.envMap?"#define USE_ENVMAP":"",d.envMap?"#define "+B:"",d.envMap?
"#define "+r:"",d.envMap?"#define "+p:"",d.lightMap?"#define USE_LIGHTMAP":"",d.aoMap?"#define USE_AOMAP":"",d.emissiveMap?"#define USE_EMISSIVEMAP":"",d.bumpMap?"#define USE_BUMPMAP":"",d.normalMap?"#define USE_NORMALMAP":"",d.specularMap?"#define USE_SPECULARMAP":"",d.roughnessMap?"#define USE_ROUGHNESSMAP":"",d.metalnessMap?"#define USE_METALNESSMAP":"",d.alphaMap?"#define USE_ALPHAMAP":"",d.vertexColors?"#define USE_COLOR":"",d.gradientMap?"#define USE_GRADIENTMAP":"",d.flatShading?"#define FLAT_SHADED":
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"#define USE_LOGDEPTHBUF_EXT":"",d.envMap&&a.extensions.get("EXT_shader_texture_lod")?"#define TEXTURE_LOD_EXT":"","uniform mat4 viewMatrix;","uniform vec3 cameraPosition;",0!==d.toneMapping?"#define TONE_MAPPING":"",0!==d.toneMapping?W.tonemapping_pars_fragment:"",0!==d.toneMapping?Ec("toneMapping",d.toneMapping):"",d.outputEncoding||d.mapEncoding||d.envMapEncoding||d.emissiveMapEncoding?W.encodings_pars_fragment:"",d.mapEncoding?tb("mapTexelToLinear",d.mapEncoding):"",d.envMapEncoding?tb("envMapTexelToLinear",
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!0===d.morphTargets&&e.bindAttribLocation(l,0,"position");e.linkProgram(l);d=e.getProgramInfoLog(l);B=e.getShaderInfoLog(h);r=e.getShaderInfoLog(k);q=p=!0;if(!1===e.getProgramParameter(l,e.LINK_STATUS))p=!1,console.error("THREE.WebGLProgram: shader error: ",e.getError(),"gl.VALIDATE_STATUS",e.getProgramParameter(l,e.VALIDATE_STATUS),"gl.getProgramInfoLog",d,B,r);else if(""!==d)console.warn("THREE.WebGLProgram: gl.getProgramInfoLog()",d);else if(""===B||""===r)q=!1;q&&(this.diagnostics={runnable:p,
material:c,programLog:d,vertexShader:{log:B,prefix:g},fragmentShader:{log:r,prefix:n}});e.deleteShader(h);e.deleteShader(k);var z;this.getUniforms=function(){void 0===z&&(z=new Ja(e,l,a));return z};var v;this.getAttributes=function(){if(void 0===v){for(var a={},b=e.getProgramParameter(l,e.ACTIVE_ATTRIBUTES),c=0;c<b;c++){var d=e.getActiveAttrib(l,c).name;a[d]=e.getAttribLocation(l,d)}v=a}return v};this.destroy=function(){e.deleteProgram(l);this.program=void 0};Object.defineProperties(this,{uniforms:{get:function(){console.warn("THREE.WebGLProgram: .uniforms is now .getUniforms().");
return this.getUniforms()}},attributes:{get:function(){console.warn("THREE.WebGLProgram: .attributes is now .getAttributes().");return this.getAttributes()}}});this.id=Ic++;this.code=b;this.usedTimes=1;this.program=l;this.vertexShader=h;this.fragmentShader=k;return this}function Jc(a,b){function c(a,b){var c;a?a.isTexture?c=a.encoding:a.isWebGLRenderTarget&&(console.warn("THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. Use their .texture property instead."),c=
a.texture.encoding):c=3E3;3E3===c&&b&&(c=3007);return c}var d=[],e={MeshDepthMaterial:"depth",MeshNormalMaterial:"normal",MeshBasicMaterial:"basic",MeshLambertMaterial:"lambert",MeshPhongMaterial:"phong",MeshToonMaterial:"phong",MeshStandardMaterial:"physical",MeshPhysicalMaterial:"physical",LineBasicMaterial:"basic",LineDashedMaterial:"dashed",PointsMaterial:"points"},f="precision supportsVertexTextures map mapEncoding envMap envMapMode envMapEncoding lightMap aoMap emissiveMap emissiveMapEncoding bumpMap normalMap displacementMap specularMap roughnessMap metalnessMap gradientMap alphaMap combine vertexColors fog useFog fogExp flatShading sizeAttenuation logarithmicDepthBuffer skinning maxBones useVertexTexture morphTargets morphNormals maxMorphTargets maxMorphNormals premultipliedAlpha numDirLights numPointLights numSpotLights numHemiLights numRectAreaLights shadowMapEnabled shadowMapType toneMapping physicallyCorrectLights alphaTest doubleSided flipSided numClippingPlanes numClipIntersection depthPacking".split(" ");
this.getParameters=function(d,f,k,n,B,r){var p=e[d.type],q;b.floatVertexTextures&&r&&r.skeleton&&r.skeleton.useVertexTexture?q=1024:(q=Math.floor((b.maxVertexUniforms-20)/4),void 0!==r&&r&&r.isSkinnedMesh&&(q=Math.min(r.skeleton.bones.length,q),q<r.skeleton.bones.length&&console.warn("WebGLRenderer: too many bones - "+r.skeleton.bones.length+", this GPU supports just "+q+" (try OpenGL instead of ANGLE)")));var m=a.getPrecision();null!==d.precision&&(m=b.getMaxPrecision(d.precision),m!==d.precision&&
console.warn("THREE.WebGLProgram.getParameters:",d.precision,"not supported, using",m,"instead."));var l=a.getCurrentRenderTarget();return{shaderID:p,precision:m,supportsVertexTextures:b.vertexTextures,outputEncoding:c(l?l.texture:null,a.gammaOutput),map:!!d.map,mapEncoding:c(d.map,a.gammaInput),envMap:!!d.envMap,envMapMode:d.envMap&&d.envMap.mapping,envMapEncoding:c(d.envMap,a.gammaInput),envMapCubeUV:!!d.envMap&&(306===d.envMap.mapping||307===d.envMap.mapping),lightMap:!!d.lightMap,aoMap:!!d.aoMap,
emissiveMap:!!d.emissiveMap,emissiveMapEncoding:c(d.emissiveMap,a.gammaInput),bumpMap:!!d.bumpMap,normalMap:!!d.normalMap,displacementMap:!!d.displacementMap,roughnessMap:!!d.roughnessMap,metalnessMap:!!d.metalnessMap,specularMap:!!d.specularMap,alphaMap:!!d.alphaMap,gradientMap:!!d.gradientMap,combine:d.combine,vertexColors:d.vertexColors,fog:!!k,useFog:d.fog,fogExp:k&&k.isFogExp2,flatShading:1===d.shading,sizeAttenuation:d.sizeAttenuation,logarithmicDepthBuffer:b.logarithmicDepthBuffer,skinning:d.skinning,
maxBones:q,useVertexTexture:b.floatVertexTextures&&r&&r.skeleton&&r.skeleton.useVertexTexture,morphTargets:d.morphTargets,morphNormals:d.morphNormals,maxMorphTargets:a.maxMorphTargets,maxMorphNormals:a.maxMorphNormals,numDirLights:f.directional.length,numPointLights:f.point.length,numSpotLights:f.spot.length,numRectAreaLights:f.rectArea.length,numHemiLights:f.hemi.length,numClippingPlanes:n,numClipIntersection:B,shadowMapEnabled:a.shadowMap.enabled&&r.receiveShadow&&0<f.shadows.length,shadowMapType:a.shadowMap.type,
toneMapping:a.toneMapping,physicallyCorrectLights:a.physicallyCorrectLights,premultipliedAlpha:d.premultipliedAlpha,alphaTest:d.alphaTest,doubleSided:2===d.side,flipSided:1===d.side,depthPacking:void 0!==d.depthPacking?d.depthPacking:!1}};this.getProgramCode=function(a,b){var c=[];b.shaderID?c.push(b.shaderID):(c.push(a.fragmentShader),c.push(a.vertexShader));if(void 0!==a.defines)for(var d in a.defines)c.push(d),c.push(a.defines[d]);for(d=0;d<f.length;d++)c.push(b[f[d]]);return c.join()};this.acquireProgram=
function(b,c,e){for(var f,B=0,r=d.length;B<r;B++){var p=d[B];if(p.code===e){f=p;++f.usedTimes;break}}void 0===f&&(f=new Hc(a,e,b,c),d.push(f));return f};this.releaseProgram=function(a){if(0===--a.usedTimes){var b=d.indexOf(a);d[b]=d[d.length-1];d.pop();a.destroy()}};this.programs=d}function Kc(a,b,c){function d(a){var h=a.target;a=f[h.id];null!==a.index&&e(a.index);var k=a.attributes,n;for(n in k)e(k[n]);h.removeEventListener("dispose",d);delete f[h.id];n=b.get(h);n.wireframe&&e(n.wireframe);b["delete"](h);
h=b.get(a);h.wireframe&&e(h.wireframe);b["delete"](a);c.memory.geometries--}function e(c){var d;d=c.isInterleavedBufferAttribute?b.get(c.data).__webglBuffer:b.get(c).__webglBuffer;void 0!==d&&(a.deleteBuffer(d),c.isInterleavedBufferAttribute?b["delete"](c.data):b["delete"](c))}var f={};return{get:function(a){var b=a.geometry;if(void 0!==f[b.id])return f[b.id];b.addEventListener("dispose",d);var e;b.isBufferGeometry?e=b:b.isGeometry&&(void 0===b._bufferGeometry&&(b._bufferGeometry=(new fa).setFromObject(a)),
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var h=[],k=c.index;c=c.attributes;if(null!==k){k=k.array;c=0;for(var n=k.length;c<n;c+=3){var B=k[c+0],r=k[c+1],p=k[c+2];h.push(B,r,r,p,p,B)}}else for(k=c.position.array,c=0,n=k.length/3-1;c<n;c+=3)B=c+0,r=c+1,p=c+2,h.push(B,r,r,p,p,B);h=new (65535<rb(h)?Qa:ya)(h,1);d(h,a.ELEMENT_ARRAY_BUFFER);return e.wireframe=h},update:function(b){var c=e.get(b);b.geometry.isGeometry&&c.updateFromObject(b);b=c.index;var h=c.attributes;null!==b&&d(b,a.ELEMENT_ARRAY_BUFFER);for(var k in h)d(h[k],a.ARRAY_BUFFER);
b=c.morphAttributes;for(k in b)for(var h=b[k],n=0,B=h.length;n<B;n++)d(h[n],a.ARRAY_BUFFER);return c}}}function Mc(a,b,c,d,e,f,g){function h(a,b){if(a.width>b||a.height>b){var c=b/Math.max(a.width,a.height),d=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");d.width=Math.floor(a.width*c);d.height=Math.floor(a.height*c);d.getContext("2d").drawImage(a,0,0,a.width,a.height,0,0,d.width,d.height);console.warn("THREE.WebGLRenderer: image is too big ("+a.width+"x"+a.height+"). Resized to "+
d.width+"x"+d.height,a);return d}return a}function k(a){return P.isPowerOfTwo(a.width)&&P.isPowerOfTwo(a.height)}function n(b){return 1003===b||1004===b||1005===b?a.NEAREST:a.LINEAR}function B(b){b=b.target;b.removeEventListener("dispose",B);a:{var c=d.get(b);if(b.image&&c.__image__webglTextureCube)a.deleteTexture(c.__image__webglTextureCube);else{if(void 0===c.__webglInit)break a;a.deleteTexture(c.__webglTexture)}d["delete"](b)}z.textures--}function r(b){b=b.target;b.removeEventListener("dispose",
r);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.isWebGLRenderTargetCube)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);d["delete"](b.texture);d["delete"](b)}z.textures--}function p(b,g){var p=d.get(b);if(0<
b.version&&p.__version!==b.version){var n=b.image;if(void 0===n)console.warn("THREE.WebGLRenderer: Texture marked for update but image is undefined",b);else if(!1===n.complete)console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete",b);else{void 0===p.__webglInit&&(p.__webglInit=!0,b.addEventListener("dispose",B),p.__webglTexture=a.createTexture(),z.textures++);c.activeTexture(a.TEXTURE0+g);c.bindTexture(a.TEXTURE_2D,p.__webglTexture);a.pixelStorei(a.UNPACK_FLIP_Y_WEBGL,
b.flipY);a.pixelStorei(a.UNPACK_PREMULTIPLY_ALPHA_WEBGL,b.premultiplyAlpha);a.pixelStorei(a.UNPACK_ALIGNMENT,b.unpackAlignment);var r=h(b.image,e.maxTextureSize);if((1001!==b.wrapS||1001!==b.wrapT||1003!==b.minFilter&&1006!==b.minFilter)&&!1===k(r))if(n=r,n instanceof HTMLImageElement||n instanceof HTMLCanvasElement){var m=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");m.width=P.nearestPowerOfTwo(n.width);m.height=P.nearestPowerOfTwo(n.height);m.getContext("2d").drawImage(n,0,0,
m.width,m.height);console.warn("THREE.WebGLRenderer: image is not power of two ("+n.width+"x"+n.height+"). Resized to "+m.width+"x"+m.height,n);r=m}else r=n;var n=k(r),m=f(b.format),l=f(b.type);q(a.TEXTURE_2D,b,n);var x=b.mipmaps;if(b.isDepthTexture){x=a.DEPTH_COMPONENT;if(1015===b.type){if(!v)throw Error("Float Depth Texture only supported in WebGL2.0");x=a.DEPTH_COMPONENT32F}else v&&(x=a.DEPTH_COMPONENT16);1026===b.format&&x===a.DEPTH_COMPONENT&&1012!==b.type&&1014!==b.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),
b.type=1012,l=f(b.type));1027===b.format&&(x=a.DEPTH_STENCIL,1020!==b.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),b.type=1020,l=f(b.type)));c.texImage2D(a.TEXTURE_2D,0,x,r.width,r.height,0,m,l,null)}else if(b.isDataTexture)if(0<x.length&&n){for(var w=0,K=x.length;w<K;w++)r=x[w],c.texImage2D(a.TEXTURE_2D,w,m,r.width,r.height,0,m,l,r.data);b.generateMipmaps=!1}else c.texImage2D(a.TEXTURE_2D,0,m,r.width,r.height,0,m,l,r.data);else if(b.isCompressedTexture)for(w=
0,K=x.length;w<K;w++)r=x[w],1023!==b.format&&1022!==b.format?-1<c.getCompressedTextureFormats().indexOf(m)?c.compressedTexImage2D(a.TEXTURE_2D,w,m,r.width,r.height,0,r.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):c.texImage2D(a.TEXTURE_2D,w,m,r.width,r.height,0,m,l,r.data);else if(0<x.length&&n){w=0;for(K=x.length;w<K;w++)r=x[w],c.texImage2D(a.TEXTURE_2D,w,m,m,l,r);b.generateMipmaps=!1}else c.texImage2D(a.TEXTURE_2D,0,m,m,l,r);
b.generateMipmaps&&n&&a.generateMipmap(a.TEXTURE_2D);p.__version=b.version;if(b.onUpdate)b.onUpdate(b);return}}c.activeTexture(a.TEXTURE0+g);c.bindTexture(a.TEXTURE_2D,p.__webglTexture)}function q(c,g,h){h?(a.texParameteri(c,a.TEXTURE_WRAP_S,f(g.wrapS)),a.texParameteri(c,a.TEXTURE_WRAP_T,f(g.wrapT)),a.texParameteri(c,a.TEXTURE_MAG_FILTER,f(g.magFilter)),a.texParameteri(c,a.TEXTURE_MIN_FILTER,f(g.minFilter))):(a.texParameteri(c,a.TEXTURE_WRAP_S,a.CLAMP_TO_EDGE),a.texParameteri(c,a.TEXTURE_WRAP_T,a.CLAMP_TO_EDGE),
1001===g.wrapS&&1001===g.wrapT||console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping.",g),a.texParameteri(c,a.TEXTURE_MAG_FILTER,n(g.magFilter)),a.texParameteri(c,a.TEXTURE_MIN_FILTER,n(g.minFilter)),1003!==g.minFilter&&1006!==g.minFilter&&console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.",g));!(h=b.get("EXT_texture_filter_anisotropic"))||
1015===g.type&&null===b.get("OES_texture_float_linear")||1016===g.type&&null===b.get("OES_texture_half_float_linear")||!(1<g.anisotropy||d.get(g).__currentAnisotropy)||(a.texParameterf(c,h.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(g.anisotropy,e.getMaxAnisotropy())),d.get(g).__currentAnisotropy=g.anisotropy)}function m(b,e,g,h){var k=f(e.texture.format),n=f(e.texture.type);c.texImage2D(h,0,k,e.width,e.height,0,k,n,null);a.bindFramebuffer(a.FRAMEBUFFER,b);a.framebufferTexture2D(a.FRAMEBUFFER,g,h,d.get(e.texture).__webglTexture,
0);a.bindFramebuffer(a.FRAMEBUFFER,null)}function l(b,c){a.bindRenderbuffer(a.RENDERBUFFER,b);c.depthBuffer&&!c.stencilBuffer?(a.renderbufferStorage(a.RENDERBUFFER,a.DEPTH_COMPONENT16,c.width,c.height),a.framebufferRenderbuffer(a.FRAMEBUFFER,a.DEPTH_ATTACHMENT,a.RENDERBUFFER,b)):c.depthBuffer&&c.stencilBuffer?(a.renderbufferStorage(a.RENDERBUFFER,a.DEPTH_STENCIL,c.width,c.height),a.framebufferRenderbuffer(a.FRAMEBUFFER,a.DEPTH_STENCIL_ATTACHMENT,a.RENDERBUFFER,b)):a.renderbufferStorage(a.RENDERBUFFER,
a.RGBA4,c.width,c.height);a.bindRenderbuffer(a.RENDERBUFFER,null)}var z=g.memory,v="undefined"!==typeof WebGL2RenderingContext&&a instanceof WebGL2RenderingContext;this.setTexture2D=p;this.setTextureCube=function(b,g){var n=d.get(b);if(6===b.image.length)if(0<b.version&&n.__version!==b.version){n.__image__webglTextureCube||(b.addEventListener("dispose",B),n.__image__webglTextureCube=a.createTexture(),z.textures++);c.activeTexture(a.TEXTURE0+g);c.bindTexture(a.TEXTURE_CUBE_MAP,n.__image__webglTextureCube);
a.pixelStorei(a.UNPACK_FLIP_Y_WEBGL,b.flipY);for(var p=b&&b.isCompressedTexture,r=b.image[0]&&b.image[0].isDataTexture,m=[],l=0;6>l;l++)m[l]=p||r?r?b.image[l].image:b.image[l]:h(b.image[l],e.maxCubemapSize);var x=k(m[0]),w=f(b.format),v=f(b.type);q(a.TEXTURE_CUBE_MAP,b,x);for(l=0;6>l;l++)if(p)for(var M,X=m[l].mipmaps,V=0,L=X.length;V<L;V++)M=X[V],1023!==b.format&&1022!==b.format?-1<c.getCompressedTextureFormats().indexOf(w)?c.compressedTexImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_X+l,V,w,M.width,M.height,
0,M.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):c.texImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_X+l,V,w,M.width,M.height,0,w,v,M.data);else r?c.texImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_X+l,0,w,m[l].width,m[l].height,0,w,v,m[l].data):c.texImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_X+l,0,w,w,v,m[l]);b.generateMipmaps&&x&&a.generateMipmap(a.TEXTURE_CUBE_MAP);n.__version=b.version;if(b.onUpdate)b.onUpdate(b)}else c.activeTexture(a.TEXTURE0+g),
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0;w<=c;w++)a=e+w/c*f,p.x=l*Math.cos(a),p.y=l*Math.sin(a),h.push(p.x,p.y,p.z),k.push(0,0,1),q.x=(p.x/b+1)/2,q.y=(p.y/b+1)/2,n.push(q.x,q.y);l+=r}for(x=0;x<d;x++)for(b=x*(c+1),w=0;w<c;w++)a=w+b,e=a+c+1,f=a+c+2,l=a+1,g.push(a,e,l),g.push(e,f,l);this.setIndex(g);this.addAttribute("position",new Q(h,3));this.addAttribute("normal",new Q(k,3));this.addAttribute("uv",new Q(n,2))}void 0===Number.EPSILON&&(Number.EPSILON=Math.pow(2,-52));void 0===Math.sign&&(Math.sign=function(a){return 0>a?-1:0<a?1:+a});void 0===
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180,RAD2DEG:180/Math.PI,generateUUID:function(){var a="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz".split(""),b=Array(36),c=0,d;return function(){for(var e=0;36>e;e++)8===e||13===e||18===e||23===e?b[e]="-":14===e?b[e]="4":(2>=c&&(c=33554432+16777216*Math.random()|0),d=c&15,c>>=4,b[e]=a[19===e?d&3|8:d]);return b.join("")}}(),clamp:function(a,b,c){return Math.max(b,Math.min(c,a))},euclideanModulo:function(a,b){return(a%b+b)%b},mapLinear:function(a,b,c,d,e){return d+(a-b)*(e-d)/(c-
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isPowerOfTwo:function(a){return 0===(a&a-1)&&0!==a},nearestPowerOfTwo:function(a){return Math.pow(2,Math.round(Math.log(a)/Math.LN2))},nextPowerOfTwo:function(a){a--;a|=a>>1;a|=a>>2;a|=a>>4;a|=a>>8;a|=a>>16;a++;return a}};aa.prototype={constructor:aa,get x(){return this._x},set x(a){this._x=a;this.onChangeCallback()},get y(){return this._y},set y(a){this._y=a;this.onChangeCallback()},get z(){return this._z},set z(a){this._z=a;this.onChangeCallback()},get w(){return this._w},set w(a){this._w=a;this.onChangeCallback()},
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(!1===(a&&a.isEuler))throw Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var c=Math.cos(a._x/2),d=Math.cos(a._y/2),e=Math.cos(a._z/2),
f=Math.sin(a._x/2),g=Math.sin(a._y/2),h=Math.sin(a._z/2),k=a.order;"XYZ"===k?(this._x=f*d*e+c*g*h,this._y=c*g*e-f*d*h,this._z=c*d*h+f*g*e,this._w=c*d*e-f*g*h):"YXZ"===k?(this._x=f*d*e+c*g*h,this._y=c*g*e-f*d*h,this._z=c*d*h-f*g*e,this._w=c*d*e+f*g*h):"ZXY"===k?(this._x=f*d*e-c*g*h,this._y=c*g*e+f*d*h,this._z=c*d*h+f*g*e,this._w=c*d*e-f*g*h):"ZYX"===k?(this._x=f*d*e-c*g*h,this._y=c*g*e+f*d*h,this._z=c*d*h-f*g*e,this._w=c*d*e+f*g*h):"YZX"===k?(this._x=f*d*e+c*g*h,this._y=c*g*e+f*d*h,this._z=c*d*h-f*
g*e,this._w=c*d*e-f*g*h):"XZY"===k&&(this._x=f*d*e-c*g*h,this._y=c*g*e-f*d*h,this._z=c*d*h+f*g*e,this._w=c*d*e+f*g*h);if(!1!==b)this.onChangeCallback();return this},setFromAxisAngle:function(a,b){var c=b/2,d=Math.sin(c);this._x=a.x*d;this._y=a.y*d;this._z=a.z*d;this._w=Math.cos(c);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],k=b[6],b=b[10],n=c+f+b;0<n?(c=.5/Math.sqrt(n+1),this._w=.25/c,this._x=(k-g)*c,
this._y=(d-h)*c,this._z=(e-a)*c):c>f&&c>b?(c=2*Math.sqrt(1+c-f-b),this._w=(k-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+k)/c):(c=2*Math.sqrt(1+b-c-f),this._w=(e-a)/c,this._x=(d+h)/c,this._y=(g+k)/c,this._z=.25*c);this.onChangeCallback();return this},setFromUnitVectors:function(){var a,b;return function(c,d){void 0===a&&(a=new m);b=c.dot(d)+1;1E-6>b?(b=0,Math.abs(c.x)>Math.abs(c.z)?a.set(-c.y,c.x,0):a.set(0,
-c.z,c.y)):a.crossVectors(c,d);this._x=a.x;this._y=a.y;this._z=a.z;this._w=b;return this.normalize()}}(),inverse:function(){return this.conjugate().normalize()},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,f=a._w,g=b._x,h=b._y,k=b._z,n=b._w;this._x=c*n+f*g+d*k-e*h;this._y=d*n+f*h+e*g-c*k;this._z=e*n+f*k+c*h-d*g;this._w=f*n-c*g-d*h-e*k;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;var h=Math.sqrt(1-g*g);
if(.001>Math.abs(h))return this._w=.5*(f+this._w),this._x=.5*(c+this._x),this._y=.5*(d+this._y),this._z=.5*(e+this._z),this;var k=Math.atan2(h,g),g=Math.sin((1-b)*k)/h,h=Math.sin(b*k)/h;this._w=f*g+this._w*h;this._x=c*g+this._x*h;this._y=d*g+this._y*h;this._z=e*g+this._z*h;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},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}};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],k=c[d+1],n=c[d+2];c=c[d+3];d=e[f+0];var l=e[f+1],r=e[f+2];e=e[f+3];if(c!==e||h!==d||k!==l||n!==r){f=1-g;var p=h*d+k*l+n*r+c*e,m=0<=
p?1:-1,x=1-p*p;x>Number.EPSILON&&(x=Math.sqrt(x),p=Math.atan2(x,p*m),f=Math.sin(f*p)/x,g=Math.sin(g*p)/x);m*=g;h=h*f+d*m;k=k*f+l*m;n=n*f+r*m;c=c*f+e*m;f===1-g&&(g=1/Math.sqrt(h*h+k*k+n*n+c*c),h*=g,k*=g,n*=g,c*=g)}a[b]=h;a[b+1]=k;a[b+2]=n;a[b+3]=c}});m.prototype={constructor:m,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){isFinite(a)?(this.x*=a,this.y*=a,this.z*=a):this.z=this.y=this.x=0;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(){var a;return function(b){!1===(b&&b.isEuler)&&console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.");void 0===a&&(a=new aa);return this.applyQuaternion(a.setFromEuler(b))}}(),applyAxisAngle:function(){var a;return function(b,c){void 0===a&&(a=new aa);return this.applyQuaternion(a.setFromAxisAngle(b,c))}}(),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},applyMatrix4: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+a[12];this.y=a[1]*b+a[5]*c+a[9]*d+a[13];this.z=a[2]*b+a[6]*c+a[10]*d+a[14];return this.divideScalar(a[3]*b+a[7]*c+a[11]*d+a[15])},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,k=a*c+g*b-e*d,n=a*d+e*c-f*b,b=-e*b-f*c-g*d;this.x=h*a+b*-e+k*-g-
n*-f;this.y=k*a+b*-f+n*-e-h*-g;this.z=n*a+b*-g+h*-f-k*-e;return this},project:function(){var a;return function(b){void 0===a&&(a=new I);a.multiplyMatrices(b.projectionMatrix,a.getInverse(b.matrixWorld));return this.applyMatrix4(a)}}(),unproject:function(){var a;return function(b){void 0===a&&(a=new I);a.multiplyMatrices(b.matrixWorld,a.getInverse(b.projectionMatrix));return this.applyMatrix4(a)}}(),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(){var a,b;return function(c,d){void 0===a&&(a=new m,b=new m);a.set(c,c,c);b.set(d,d,d);return this.clamp(a,b)}}(),clampLength:function(a,b){var c=this.length();return this.multiplyScalar(Math.max(a,Math.min(b,c))/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)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},setLength:function(a){return this.multiplyScalar(a/this.length())},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){if(void 0!==b)return console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(a,b);var c=this.x,d=this.y,e=this.z;this.x=d*a.z-e*a.y;this.y=e*a.x-c*a.z;this.z=c*a.y-d*a.x;return this},crossVectors:function(a,b){var c=a.x,d=a.y,e=a.z,f=b.x,g=b.y,h=b.z;this.x=d*h-e*g;this.y=e*f-c*h;this.z=c*g-d*f;return this},projectOnVector:function(a){var b=a.dot(this)/a.lengthSq();return this.copy(a).multiplyScalar(b)},projectOnPlane:function(){var a;
return function(b){void 0===a&&(a=new m);a.copy(this).projectOnVector(b);return this.sub(a)}}(),reflect:function(){var a;return function(b){void 0===a&&(a=new m);return this.sub(a.copy(b).multiplyScalar(2*this.dot(b)))}}(),angleTo:function(a){a=this.dot(a)/Math.sqrt(this.lengthSq()*a.lengthSq());return Math.acos(P.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},distanceToManhattan:function(a){return Math.abs(this.x-
a.x)+Math.abs(this.y-a.y)+Math.abs(this.z-a.z)},setFromSpherical:function(a){var b=Math.sin(a.phi)*a.radius;this.x=b*Math.sin(a.theta);this.y=Math.cos(a.phi)*a.radius;this.z=b*Math.cos(a.theta);return this},setFromCylindrical:function(a){this.x=a.radius*Math.sin(a.theta);this.y=a.y;this.z=a.radius*Math.cos(a.theta);return this},setFromMatrixPosition:function(a){return this.setFromMatrixColumn(a,3)},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){if("number"===typeof a){console.warn("THREE.Vector3: setFromMatrixColumn now expects ( matrix, index ).");var c=a;a=b;b=c}return this.fromArray(a.elements,4*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}};I.prototype={constructor:I,isMatrix4:!0,set:function(a,b,c,d,e,f,g,h,k,n,l,m,p,q,x,w){var z=this.elements;z[0]=a;z[4]=b;z[8]=c;z[12]=d;z[1]=e;z[5]=f;z[9]=g;z[13]=h;z[2]=k;z[6]=n;z[10]=l;z[14]=m;z[3]=p;z[7]=q;z[11]=x;z[15]=w;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 I).fromArray(this.elements)},copy:function(a){this.elements.set(a.elements);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(){var a;
return function(b){void 0===a&&(a=new m);var c=this.elements,d=b.elements,e=1/a.setFromMatrixColumn(b,0).length(),f=1/a.setFromMatrixColumn(b,1).length();b=1/a.setFromMatrixColumn(b,2).length();c[0]=d[0]*e;c[1]=d[1]*e;c[2]=d[2]*e;c[4]=d[4]*f;c[5]=d[5]*f;c[6]=d[6]*f;c[8]=d[8]*b;c[9]=d[9]*b;c[10]=d[10]*b;return this}}(),makeRotationFromEuler:function(a){!1===(a&&a.isEuler)&&console.error("THREE.Matrix: .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),g=Math.cos(d),d=Math.sin(d),h=Math.cos(e),e=Math.sin(e);if("XYZ"===a.order){a=f*h;var k=f*e,n=c*h,l=c*e;b[0]=g*h;b[4]=-g*e;b[8]=d;b[1]=k+n*d;b[5]=a-l*d;b[9]=-c*g;b[2]=l-a*d;b[6]=n+k*d;b[10]=f*g}else"YXZ"===a.order?(a=g*h,k=g*e,n=d*h,l=d*e,b[0]=a+l*c,b[4]=n*c-k,b[8]=f*d,b[1]=f*e,b[5]=f*h,b[9]=-c,b[2]=k*c-n,b[6]=l+a*c,b[10]=f*g):"ZXY"===a.order?(a=g*h,k=g*e,n=d*h,l=d*e,b[0]=a-l*c,b[4]=-f*e,b[8]=n+k*c,b[1]=k+n*c,b[5]=f*h,b[9]=l-a*c,b[2]=-f*d,b[6]=c,b[10]=
f*g):"ZYX"===a.order?(a=f*h,k=f*e,n=c*h,l=c*e,b[0]=g*h,b[4]=n*d-k,b[8]=a*d+l,b[1]=g*e,b[5]=l*d+a,b[9]=k*d-n,b[2]=-d,b[6]=c*g,b[10]=f*g):"YZX"===a.order?(a=f*g,k=f*d,n=c*g,l=c*d,b[0]=g*h,b[4]=l-a*e,b[8]=n*e+k,b[1]=e,b[5]=f*h,b[9]=-c*h,b[2]=-d*h,b[6]=k*e+n,b[10]=a-l*e):"XZY"===a.order&&(a=f*g,k=f*d,n=c*g,l=c*d,b[0]=g*h,b[4]=-e,b[8]=d*h,b[1]=a*e+l,b[5]=f*h,b[9]=k*e-n,b[2]=n*e-k,b[6]=c*h,b[10]=l*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){var b=
this.elements,c=a.x,d=a.y,e=a.z,f=a.w,g=c+c,h=d+d,k=e+e;a=c*g;var n=c*h,c=c*k,l=d*h,d=d*k,e=e*k,g=f*g,h=f*h,f=f*k;b[0]=1-(l+e);b[4]=n-f;b[8]=c+h;b[1]=n+f;b[5]=1-(a+e);b[9]=d-g;b[2]=c-h;b[6]=d+g;b[10]=1-(a+l);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},lookAt:function(){var a,b,c;return function(d,e,f){void 0===a&&(a=new m,b=new m,c=new m);var g=this.elements;c.subVectors(d,e).normalize();0===c.lengthSq()&&(c.z=1);a.crossVectors(f,c).normalize();0===a.lengthSq()&&(c.z+=1E-4,
a.crossVectors(f,c).normalize());b.crossVectors(c,a);g[0]=a.x;g[4]=b.x;g[8]=c.x;g[1]=a.y;g[5]=b.y;g[9]=c.y;g[2]=a.z;g[6]=b.z;g[10]=c.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,e=this.elements,
f=c[0],g=c[4],h=c[8],k=c[12],n=c[1],l=c[5],m=c[9],p=c[13],q=c[2],x=c[6],w=c[10],z=c[14],v=c[3],y=c[7],S=c[11],c=c[15],t=d[0],U=d[4],G=d[8],C=d[12],E=d[1],J=d[5],F=d[9],K=d[13],M=d[2],X=d[6],V=d[10],L=d[14],O=d[3],D=d[7],H=d[11],d=d[15];e[0]=f*t+g*E+h*M+k*O;e[4]=f*U+g*J+h*X+k*D;e[8]=f*G+g*F+h*V+k*H;e[12]=f*C+g*K+h*L+k*d;e[1]=n*t+l*E+m*M+p*O;e[5]=n*U+l*J+m*X+p*D;e[9]=n*G+l*F+m*V+p*H;e[13]=n*C+l*K+m*L+p*d;e[2]=q*t+x*E+w*M+z*O;e[6]=q*U+x*J+w*X+z*D;e[10]=q*G+x*F+w*V+z*H;e[14]=q*C+x*K+w*L+z*d;e[3]=v*t+
y*E+S*M+c*O;e[7]=v*U+y*J+S*X+c*D;e[11]=v*G+y*F+S*V+c*H;e[15]=v*C+y*K+S*L+c*d;return this},multiplyToArray:function(a,b,c){var d=this.elements;this.multiplyMatrices(a,b);c[0]=d[0];c[1]=d[1];c[2]=d[2];c[3]=d[3];c[4]=d[4];c[5]=d[5];c[6]=d[6];c[7]=d[7];c[8]=d[8];c[9]=d[9];c[10]=d[10];c[11]=d[11];c[12]=d[12];c[13]=d[13];c[14]=d[14];c[15]=d[15];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},applyToBufferAttribute:function(){var a;return function(b){void 0===a&&(a=new m);for(var c=0,d=b.count;c<d;c++)a.x=b.getX(c),a.y=b.getY(c),a.z=b.getZ(c),a.applyMatrix4(this),b.setXYZ(c,a.x,a.y,a.z);return b}}(),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],k=a[13],n=a[2],l=a[6],m=a[10],p=a[14];return a[3]*(+e*h*l-d*k*l-e*g*m+c*k*m+d*g*p-c*h*p)+a[7]*(+b*h*p-b*k*m+e*f*m-d*f*p+d*k*n-e*h*n)+a[11]*(+b*k*l-b*g*
p-e*f*l+c*f*p+e*g*n-c*k*n)+a[15]*(-d*g*n-b*h*l+b*g*m+d*f*l-c*f*m+c*h*n)},transpose:function(){var a=this.elements,b;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){var b=this.elements;b[12]=a.x;b[13]=a.y;b[14]=a.z;return this},getInverse:function(a,b){var c=this.elements,d=a.elements,e=d[0],f=d[1],g=d[2],h=d[3],k=d[4],n=d[5],l=d[6],m=d[7],p=d[8],q=d[9],x=d[10],
w=d[11],z=d[12],v=d[13],y=d[14],d=d[15],S=q*y*m-v*x*m+v*l*w-n*y*w-q*l*d+n*x*d,t=z*x*m-p*y*m-z*l*w+k*y*w+p*l*d-k*x*d,U=p*v*m-z*q*m+z*n*w-k*v*w-p*n*d+k*q*d,G=z*q*l-p*v*l-z*n*x+k*v*x+p*n*y-k*q*y,C=e*S+f*t+g*U+h*G;if(0===C){if(!0===b)throw Error("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");return this.identity()}C=1/C;c[0]=S*C;c[1]=(v*x*h-q*y*h-v*g*w+f*y*w+q*g*d-f*x*d)*C;c[2]=(n*y*h-v*l*h+v*g*m-f*
y*m-n*g*d+f*l*d)*C;c[3]=(q*l*h-n*x*h-q*g*m+f*x*m+n*g*w-f*l*w)*C;c[4]=t*C;c[5]=(p*y*h-z*x*h+z*g*w-e*y*w-p*g*d+e*x*d)*C;c[6]=(z*l*h-k*y*h-z*g*m+e*y*m+k*g*d-e*l*d)*C;c[7]=(k*x*h-p*l*h+p*g*m-e*x*m-k*g*w+e*l*w)*C;c[8]=U*C;c[9]=(z*q*h-p*v*h-z*f*w+e*v*w+p*f*d-e*q*d)*C;c[10]=(k*v*h-z*n*h+z*f*m-e*v*m-k*f*d+e*n*d)*C;c[11]=(p*n*h-k*q*h-p*f*m+e*q*m+k*f*w-e*n*w)*C;c[12]=G*C;c[13]=(p*v*g-z*q*g+z*f*x-e*v*x-p*f*y+e*q*y)*C;c[14]=(z*n*g-k*v*g-z*f*l+e*v*l+k*f*y-e*n*y)*C;c[15]=(k*q*g-p*n*g+p*f*l-e*q*l-k*f*x+e*n*x)*C;
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),d=Math.sin(b),e=1-c,f=a.x,g=a.y,h=a.z,k=e*f,n=e*g;this.set(k*f+c,k*g-d*h,k*h+d*g,0,k*g+d*h,n*g+c,n*h-d*f,0,k*h-d*g,n*h+d*f,e*h*h+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){this.makeRotationFromQuaternion(b);this.scale(c);this.setPosition(a);return this},decompose:function(){var a,b;return function(c,d,e){void 0===a&&(a=new m,b=new I);var f=this.elements,g=a.set(f[0],f[1],f[2]).length(),h=a.set(f[4],f[5],f[6]).length(),k=a.set(f[8],f[9],f[10]).length();0>this.determinant()&&(g=-g);c.x=f[12];c.y=f[13];c.z=f[14];b.elements.set(this.elements);
c=1/g;var f=1/h,n=1/k;b.elements[0]*=c;b.elements[1]*=c;b.elements[2]*=c;b.elements[4]*=f;b.elements[5]*=f;b.elements[6]*=f;b.elements[8]*=n;b.elements[9]*=n;b.elements[10]*=n;d.setFromRotationMatrix(b);e.x=g;e.y=h;e.z=k;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),k=1/(c-d),n=1/(f-e);g[0]=2*h;g[4]=0;g[8]=0;g[12]=-((b+a)*h);g[1]=0;g[5]=2*k;g[9]=0;g[13]=-((c+d)*k);g[2]=0;g[6]=0;g[10]=-2*n;g[14]=-((f+e)*n);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}};Ba.prototype={addEventListener:function(a,b){void 0===this._listeners&&(this._listeners={});var c=this._listeners;void 0===c[a]&&(c[a]=[]);-1===
c[a].indexOf(b)&&c[a].push(b)},hasEventListener:function(a,b){if(void 0===this._listeners)return!1;var c=this._listeners;return void 0!==c[a]&&-1!==c[a].indexOf(b)},removeEventListener:function(a,b){if(void 0!==this._listeners){var c=this._listeners[a];if(void 0!==c){var d=c.indexOf(b);-1!==d&&c.splice(d,1)}}},dispatchEvent:function(a){if(void 0!==this._listeners){var b=this._listeners[a.type];if(void 0!==b){a.target=this;var c=[],d,e=b.length;for(d=0;d<e;d++)c[d]=b[d];for(d=0;d<e;d++)c[d].call(this,
a)}}}};A.prototype={constructor:A,isVector2:!0,get width(){return this.x},set width(a){this.x=a},get height(){return this.y},set height(a){this.y=a},set:function(a,b){this.x=a;this.y=b;return this},setScalar:function(a){this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setComponent:function(a,b){switch(a){case 0:this.x=b;break;case 1:this.y=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;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y)},copy:function(a){this.x=a.x;this.y=a.y;return this},add:function(a,b){if(void 0!==b)return console.warn("THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a,b);this.x+=a.x;this.y+=a.y;return this},addScalar:function(a){this.x+=a;this.y+=a;return this},addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this},
addScaledVector:function(a,b){this.x+=a.x*b;this.y+=a.y*b;return this},sub:function(a,b){if(void 0!==b)return console.warn("THREE.Vector2: .sub() now only accepts one argument. 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){isFinite(a)?(this.x*=a,
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a&&(a=new A,b=new A);a.set(c,c);b.set(d,d);return this.clamp(a,b)}}(),clampLength:function(a,b){var c=this.length();return this.multiplyScalar(Math.max(a,Math.min(b,c))/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},lengthSq:function(){return this.x*this.x+this.y*this.y},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)},normalize:function(){return this.divideScalar(this.length())},angle:function(){var a=Math.atan2(this.y,this.x);0>a&&(a+=2*Math.PI);return a},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},
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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),d=Math.sin(b),e=this.x-a.x,f=this.y-a.y;this.x=e*c-f*d+a.x;this.y=e*d+f*c+a.y;return this}};var Wb=0;ga.DEFAULT_IMAGE=void 0;ga.DEFAULT_MAPPING=300;ga.prototype={constructor:ga,
isTexture:!0,set needsUpdate(a){!0===a&&this.version++},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.image=a.image;this.mipmaps=a.mipmaps.slice(0);this.mapping=a.mapping;this.wrapS=a.wrapS;this.wrapT=a.wrapT;this.magFilter=a.magFilter;this.minFilter=a.minFilter;this.anisotropy=a.anisotropy;this.format=a.format;this.type=a.type;this.offset.copy(a.offset);this.repeat.copy(a.repeat);this.generateMipmaps=a.generateMipmaps;this.premultiplyAlpha=a.premultiplyAlpha;this.flipY=
a.flipY;this.unpackAlignment=a.unpackAlignment;this.encoding=a.encoding;return this},toJSON:function(a){if(void 0!==a.textures[this.uuid])return a.textures[this.uuid];var b={metadata:{version:4.4,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],wrap:[this.wrapS,this.wrapT],minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY};if(void 0!==this.image){var c=
this.image;void 0===c.uuid&&(c.uuid=P.generateUUID());if(void 0===a.images[c.uuid]){var d=a.images,e=c.uuid,f=c.uuid,g;void 0!==c.toDataURL?g=c:(g=document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),g.width=c.width,g.height=c.height,g.getContext("2d").drawImage(c,0,0,c.width,c.height));g=2048<g.width||2048<g.height?g.toDataURL("image/jpeg",.6):g.toDataURL("image/png");d[e]={uuid:f,url:g}}b.image=c.uuid}return a.textures[this.uuid]=b},dispose:function(){this.dispatchEvent({type:"dispose"})},
transformUv:function(a){if(300===this.mapping){a.multiply(this.repeat);a.add(this.offset);if(0>a.x||1<a.x)switch(this.wrapS){case 1E3:a.x-=Math.floor(a.x);break;case 1001:a.x=0>a.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||1<a.y)switch(this.wrapT){case 1E3:a.y-=Math.floor(a.y);break;case 1001:a.y=0>a.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)}}};Object.assign(ga.prototype,
Ba.prototype);wa.prototype=Object.create(ga.prototype);wa.prototype.constructor=wa;wa.prototype.isCubeTexture=!0;Object.defineProperty(wa.prototype,"images",{get:function(){return this.image},set:function(a){this.image=a}});var Eb=new ga,Fb=new wa,Bb=[],Db=[];Jb.prototype.setValue=function(a,b){for(var c=this.seq,d=0,e=c.length;d!==e;++d){var f=c[d];f.setValue(a,b[f.id])}};var nb=/([\w\d_]+)(\])?(\[|\.)?/g;Ja.prototype.setValue=function(a,b,c){b=this.map[b];void 0!==b&&b.setValue(a,c,this.renderer)};
Ja.prototype.set=function(a,b,c){var d=this.map[c];void 0!==d&&d.setValue(a,b[c],this.renderer)};Ja.prototype.setOptional=function(a,b,c){b=b[c];void 0!==b&&this.setValue(a,c,b)};Ja.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)}};Ja.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 ta={merge:function(a){for(var b={},c=0;c<a.length;c++){var d=this.clone(a[c]),
e;for(e in d)b[e]=d[e]}return b},clone:function(a){var b={},c;for(c in a){b[c]={};for(var d in a[c]){var e=a[c][d];e&&(e.isColor||e.isMatrix3||e.isMatrix4||e.isVector2||e.isVector3||e.isVector4||e.isTexture)?b[c][d]=e.clone():Array.isArray(e)?b[c][d]=e.slice():b[c][d]=e}}return b}},W={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif\n",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif\n",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif\n",
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( PHYSICAL )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif\n",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",
begin_vertex:"\nvec3 transformed = vec3( position );\n",beginnormal_vertex:"\nvec3 objectNormal = vec3( normal );\n",bsdfs:"float punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\t\tif( decayExponent > 0.0 ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\t\tfloat maxDistanceCutoffFactor = pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t\treturn distanceFalloff * maxDistanceCutoffFactor;\n#else\n\t\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n#endif\n\t\t}\n\t\treturn 1.0;\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}\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 GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNL = saturate( dot( geometry.normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( geometry.normal, 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_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 ltcTextureCoords( const in GeometricContext geometry, 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\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 P = geometry.position;\n\tfloat theta = acos( dot( N, V ) );\n\tvec2 uv = vec2(\n\t\tsqrt( saturate( roughness ) ),\n\t\tsaturate( theta / ( 0.5 * PI ) ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nvoid clipQuadToHorizon( inout vec3 L[5], out int n ) {\n\tint config = 0;\n\tif ( L[0].z > 0.0 ) config += 1;\n\tif ( L[1].z > 0.0 ) config += 2;\n\tif ( L[2].z > 0.0 ) config += 4;\n\tif ( L[3].z > 0.0 ) config += 8;\n\tn = 0;\n\tif ( config == 0 ) {\n\t} else if ( config == 1 ) {\n\t\tn = 3;\n\t\tL[1] = -L[1].z * L[0] + L[0].z * L[1];\n\t\tL[2] = -L[3].z * L[0] + L[0].z * L[3];\n\t} else if ( config == 2 ) {\n\t\tn = 3;\n\t\tL[0] = -L[0].z * L[1] + L[1].z * L[0];\n\t\tL[2] = -L[2].z * L[1] + L[1].z * L[2];\n\t} else if ( config == 3 ) {\n\t\tn = 4;\n\t\tL[2] = -L[2].z * L[1] + L[1].z * L[2];\n\t\tL[3] = -L[3].z * L[0] + L[0].z * L[3];\n\t} else if ( config == 4 ) {\n\t\tn = 3;\n\t\tL[0] = -L[3].z * L[2] + L[2].z * L[3];\n\t\tL[1] = -L[1].z * L[2] + L[2].z * L[1];\n\t} else if ( config == 5 ) {\n\t\tn = 0;\n\t} else if ( config == 6 ) {\n\t\tn = 4;\n\t\tL[0] = -L[0].z * L[1] + L[1].z * L[0];\n\t\tL[3] = -L[3].z * L[2] + L[2].z * L[3];\n\t} else if ( config == 7 ) {\n\t\tn = 5;\n\t\tL[4] = -L[3].z * L[0] + L[0].z * L[3];\n\t\tL[3] = -L[3].z * L[2] + L[2].z * L[3];\n\t} else if ( config == 8 ) {\n\t\tn = 3;\n\t\tL[0] = -L[0].z * L[3] + L[3].z * L[0];\n\t\tL[1] = -L[2].z * L[3] + L[3].z * L[2];\n\t\tL[2] =  L[3];\n\t} else if ( config == 9 ) {\n\t\tn = 4;\n\t\tL[1] = -L[1].z * L[0] + L[0].z * L[1];\n\t\tL[2] = -L[2].z * L[3] + L[3].z * L[2];\n\t} else if ( config == 10 ) {\n\t\tn = 0;\n\t} else if ( config == 11 ) {\n\t\tn = 5;\n\t\tL[4] = L[3];\n\t\tL[3] = -L[2].z * L[3] + L[3].z * L[2];\n\t\tL[2] = -L[2].z * L[1] + L[1].z * L[2];\n\t} else if ( config == 12 ) {\n\t\tn = 4;\n\t\tL[1] = -L[1].z * L[2] + L[2].z * L[1];\n\t\tL[0] = -L[0].z * L[3] + L[3].z * L[0];\n\t} else if ( config == 13 ) {\n\t\tn = 5;\n\t\tL[4] = L[3];\n\t\tL[3] = L[2];\n\t\tL[2] = -L[1].z * L[2] + L[2].z * L[1];\n\t\tL[1] = -L[1].z * L[0] + L[0].z * L[1];\n\t} else if ( config == 14 ) {\n\t\tn = 5;\n\t\tL[4] = -L[0].z * L[3] + L[3].z * L[0];\n\t\tL[0] = -L[0].z * L[1] + L[1].z * L[0];\n\t} else if ( config == 15 ) {\n\t\tn = 4;\n\t}\n\tif ( n == 3 )\n\t\tL[3] = L[0];\n\tif ( n == 4 )\n\t\tL[4] = L[0];\n}\nfloat integrateLtcBrdfOverRectEdge( vec3 v1, vec3 v2 ) {\n\tfloat cosTheta = dot( v1, v2 );\n\tfloat theta = acos( cosTheta );\n\tfloat res = cross( v1, v2 ).z * ( ( theta > 0.001 ) ? theta / sin( theta ) : 1.0 );\n\treturn res;\n}\nvoid initRectPoints( const in vec3 pos, const in vec3 halfWidth, const in vec3 halfHeight, out vec3 rectPoints[4] ) {\n\trectPoints[0] = pos - halfWidth - halfHeight;\n\trectPoints[1] = pos + halfWidth - halfHeight;\n\trectPoints[2] = pos + halfWidth + halfHeight;\n\trectPoints[3] = pos - halfWidth + halfHeight;\n}\nvec3 integrateLtcBrdfOverRect( const in GeometricContext geometry, const in mat3 brdfMat, const in vec3 rectPoints[4] ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 P = geometry.position;\n\tvec3 T1, T2;\n\tT1 = normalize(V - N * dot( V, N ));\n\tT2 = - cross( N, T1 );\n\tmat3 brdfWrtSurface = brdfMat * transpose( mat3( T1, T2, N ) );\n\tvec3 clippedRect[5];\n\tclippedRect[0] = brdfWrtSurface * ( rectPoints[0] - P );\n\tclippedRect[1] = brdfWrtSurface * ( rectPoints[1] - P );\n\tclippedRect[2] = brdfWrtSurface * ( rectPoints[2] - P );\n\tclippedRect[3] = brdfWrtSurface * ( rectPoints[3] - P );\n\tint n;\n\tclipQuadToHorizon(clippedRect, n);\n\tif ( n == 0 )\n\t\treturn vec3( 0, 0, 0 );\n\tclippedRect[0] = normalize( clippedRect[0] );\n\tclippedRect[1] = normalize( clippedRect[1] );\n\tclippedRect[2] = normalize( clippedRect[2] );\n\tclippedRect[3] = normalize( clippedRect[3] );\n\tclippedRect[4] = normalize( clippedRect[4] );\n\tfloat sum = 0.0;\n\tsum += integrateLtcBrdfOverRectEdge( clippedRect[0], clippedRect[1] );\n\tsum += integrateLtcBrdfOverRectEdge( clippedRect[1], clippedRect[2] );\n\tsum += integrateLtcBrdfOverRectEdge( clippedRect[2], clippedRect[3] );\n\tif (n >= 4)\n\t\tsum += integrateLtcBrdfOverRectEdge( clippedRect[3], clippedRect[4] );\n\tif (n == 5)\n\t\tsum += integrateLtcBrdfOverRectEdge( clippedRect[4], clippedRect[0] );\n\tsum = max( 0.0, sum );\n\tvec3 Lo_i = vec3( sum, sum, sum );\n\treturn Lo_i;\n}\nvec3 Rect_Area_Light_Specular_Reflectance(\n\t\tconst in GeometricContext geometry,\n\t\tconst in vec3 lightPos, const in vec3 lightHalfWidth, const in vec3 lightHalfHeight,\n\t\tconst in float roughness,\n\t\tconst in sampler2D ltcMat, const in sampler2D ltcMag ) {\n\tvec3 rectPoints[4];\n\tinitRectPoints( lightPos, lightHalfWidth, lightHalfHeight, rectPoints );\n\tvec2 uv = ltcTextureCoords( geometry, roughness );\n\tvec4 brdfLtcApproxParams, t;\n\tbrdfLtcApproxParams = texture2D( ltcMat, uv );\n\tt = texture2D( ltcMat, uv );\n\tfloat brdfLtcScalar = texture2D( ltcMag, uv ).a;\n\tmat3 brdfLtcApproxMat = mat3(\n\t\tvec3(   1,   0, t.y ),\n\t\tvec3(   0, t.z,   0 ),\n\t\tvec3( t.w,   0, t.x )\n\t);\n\tvec3 specularReflectance = integrateLtcBrdfOverRect( geometry, brdfLtcApproxMat, rectPoints );\n\tspecularReflectance *= brdfLtcScalar;\n\treturn specularReflectance;\n}\nvec3 Rect_Area_Light_Diffuse_Reflectance(\n\t\tconst in GeometricContext geometry,\n\t\tconst in vec3 lightPos, const in vec3 lightHalfWidth, const in vec3 lightHalfHeight ) {\n\tvec3 rectPoints[4];\n\tinitRectPoints( lightPos, lightHalfWidth, lightHalfHeight, rectPoints );\n\tmat3 diffuseBrdfMat = mat3(1);\n\tvec3 diffuseReflectance = integrateLtcBrdfOverRect( geometry, diffuseBrdfMat, rectPoints );\n\treturn diffuseReflectance;\n}\nvec3 BRDF_Specular_GGX_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\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\tvec2 AB = vec2( -1.04, 1.04 ) * a004 + r.zw;\n\treturn specularColor * AB.x + AB.y;\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",
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 = dFdx( surf_pos );\n\t\tvec3 vSigmaY = dFdy( surf_pos );\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\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif\n",
clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; ++ i ) {\n\t\tvec4 plane = clippingPlanes[ i ];\n\t\tif ( dot( vViewPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t\t\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; ++ i ) {\n\t\t\tvec4 plane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vViewPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\tif ( clipped ) discard;\n\t\n\t#endif\n#endif\n",
clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\t#if ! defined( PHYSICAL ) && ! defined( PHONG )\n\t\tvarying vec3 vViewPosition;\n\t#endif\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif\n",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG )\n\tvarying vec3 vViewPosition;\n#endif\n",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n",
color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif\n",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#define saturate(a) clamp( a, 0.0, 1.0 )\n#define whiteCompliment(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}\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};\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 transpose( const in mat3 v ) {\n\tmat3 tmp;\n\ttmp[0] = vec3(v[0].x, v[1].x, v[2].x);\n\ttmp[1] = vec3(v[0].y, v[1].y, v[2].y);\n\ttmp[2] = vec3(v[0].z, v[1].z, v[2].z);\n\treturn tmp;\n}\n",
cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_textureSize (1024.0)\nint getFaceFromDirection(vec3 direction) {\n\tvec3 absDirection = abs(direction);\n\tint face = -1;\n\tif( absDirection.x > absDirection.z ) {\n\t\tif(absDirection.x > absDirection.y )\n\t\t\tface = direction.x > 0.0 ? 0 : 3;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\telse {\n\t\tif(absDirection.z > absDirection.y )\n\t\t\tface = direction.z > 0.0 ? 2 : 5;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\treturn face;\n}\n#define cubeUV_maxLods1  (log2(cubeUV_textureSize*0.25) - 1.0)\n#define cubeUV_rangeClamp (exp2((6.0 - 1.0) * 2.0))\nvec2 MipLevelInfo( vec3 vec, float roughnessLevel, float roughness ) {\n\tfloat scale = exp2(cubeUV_maxLods1 - roughnessLevel);\n\tfloat dxRoughness = dFdx(roughness);\n\tfloat dyRoughness = dFdy(roughness);\n\tvec3 dx = dFdx( vec * scale * dxRoughness );\n\tvec3 dy = dFdy( vec * scale * dyRoughness );\n\tfloat d = max( dot( dx, dx ), dot( dy, dy ) );\n\td = clamp(d, 1.0, cubeUV_rangeClamp);\n\tfloat mipLevel = 0.5 * log2(d);\n\treturn vec2(floor(mipLevel), fract(mipLevel));\n}\n#define cubeUV_maxLods2 (log2(cubeUV_textureSize*0.25) - 2.0)\n#define cubeUV_rcpTextureSize (1.0 / cubeUV_textureSize)\nvec2 getCubeUV(vec3 direction, float roughnessLevel, float mipLevel) {\n\tmipLevel = roughnessLevel > cubeUV_maxLods2 - 3.0 ? 0.0 : mipLevel;\n\tfloat a = 16.0 * cubeUV_rcpTextureSize;\n\tvec2 exp2_packed = exp2( vec2( roughnessLevel, mipLevel ) );\n\tvec2 rcp_exp2_packed = vec2( 1.0 ) / exp2_packed;\n\tfloat powScale = exp2_packed.x * exp2_packed.y;\n\tfloat scale = rcp_exp2_packed.x * rcp_exp2_packed.y * 0.25;\n\tfloat mipOffset = 0.75*(1.0 - rcp_exp2_packed.y) * rcp_exp2_packed.x;\n\tbool bRes = mipLevel == 0.0;\n\tscale =  bRes && (scale < a) ? a : scale;\n\tvec3 r;\n\tvec2 offset;\n\tint face = getFaceFromDirection(direction);\n\tfloat rcpPowScale = 1.0 / powScale;\n\tif( face == 0) {\n\t\tr = vec3(direction.x, -direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 1) {\n\t\tr = vec3(direction.y, direction.x, direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 2) {\n\t\tr = vec3(direction.z, direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 3) {\n\t\tr = vec3(direction.x, direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse if( face == 4) {\n\t\tr = vec3(direction.y, direction.x, -direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse {\n\t\tr = vec3(direction.z, -direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\tr = normalize(r);\n\tfloat texelOffset = 0.5 * cubeUV_rcpTextureSize;\n\tvec2 s = ( r.yz / abs( r.x ) + vec2( 1.0 ) ) * 0.5;\n\tvec2 base = offset + vec2( texelOffset );\n\treturn base + s * ( scale - 2.0 * texelOffset );\n}\n#define cubeUV_maxLods3 (log2(cubeUV_textureSize*0.25) - 3.0)\nvec4 textureCubeUV(vec3 reflectedDirection, float roughness ) {\n\tfloat roughnessVal = roughness* cubeUV_maxLods3;\n\tfloat r1 = floor(roughnessVal);\n\tfloat r2 = r1 + 1.0;\n\tfloat t = fract(roughnessVal);\n\tvec2 mipInfo = MipLevelInfo(reflectedDirection, r1, roughness);\n\tfloat s = mipInfo.y;\n\tfloat level0 = mipInfo.x;\n\tfloat level1 = level0 + 1.0;\n\tlevel1 = level1 > 5.0 ? 5.0 : level1;\n\tlevel0 += min( floor( s + 0.5 ), 5.0 );\n\tvec2 uv_10 = getCubeUV(reflectedDirection, r1, level0);\n\tvec4 color10 = envMapTexelToLinear(texture2D(envMap, uv_10));\n\tvec2 uv_20 = getCubeUV(reflectedDirection, r2, level0);\n\tvec4 color20 = envMapTexelToLinear(texture2D(envMap, uv_20));\n\tvec4 result = mix(color10, color20, t);\n\treturn vec4(result.rgb, 1.0);\n}\n#endif\n",
defaultnormal_vertex:"#ifdef FLIP_SIDED\n\tobjectNormal = -objectNormal;\n#endif\nvec3 transformedNormal = normalMatrix * objectNormal;\n",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif\n",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normal * ( texture2D( displacementMap, uv ).x * displacementScale + displacementBias );\n#endif\n",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif\n",
emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif\n",encodings_fragment:"  gl_FragColor = linearToOutputTexel( gl_FragColor );\n",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.xyz, vec3( gammaFactor ) ), value.w );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );\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.w );\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.w );\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.xyz * value.w * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.x, 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.x, max( value.g, value.b ) );\n\tfloat D      = max( maxRange / maxRGB, 1.0 );\n\tD            = min( floor( D ) / 255.0, 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 = value.rgb * cLogLuvM;\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 = Xp_Y_XYZp.rgb * cLogLuvInverseM;\n\treturn vec4( max(vRGB, 0.0), 1.0 );\n}\n",
envmap_fragment:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToVertex, 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, flipNormal * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\tsampleUV.y = saturate( flipNormal * reflectVec.y * 0.5 + 0.5 );\n\t\tsampleUV.x = atan( flipNormal * reflectVec.z, flipNormal * reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\tvec3 reflectView = flipNormal * 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\tenvColor = envMapTexelToLinear( envColor );\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\n",
envmap_pars_fragment:"#if defined( USE_ENVMAP ) || defined( PHYSICAL )\n\tuniform float reflectivity;\n\tuniform float envMapIntensity;\n#endif\n#ifdef USE_ENVMAP\n\t#if ! defined( PHYSICAL ) && ( defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) )\n\t\tvarying vec3 vWorldPosition;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\tuniform float flipEnvMap;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( PHYSICAL )\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif\n",
envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif\n",envmap_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\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\n",
fog_vertex:"\n#ifdef USE_FOG\nfogDepth = -mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n  varying float fogDepth;\n#endif\n",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = whiteCompliment( exp2( - fogDensity * fogDensity * fogDepth * fogDepth * LOG2 ) );\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\n",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\n",
gradientmap_pars_fragment:"#ifdef TOON\n\tuniform sampler2D gradientMap;\n\tvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\t\tfloat dotNL = dot( normal, lightDirection );\n\t\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t\t#ifdef USE_GRADIENTMAP\n\t\t\treturn texture2D( gradientMap, coord ).rgb;\n\t\t#else\n\t\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t\t#endif\n\t}\n#endif\n",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\treflectedLight.indirectDiffuse += PI * texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n#endif\n",
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 = normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\n#if NUM_POINT_LIGHTS > 0\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#endif\n#if NUM_SPOT_LIGHTS > 0\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#endif\n#if NUM_DIR_LIGHTS > 0\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#endif\n#if NUM_HEMI_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvLightFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n#endif\n",
lights_pars:"uniform vec3 ambientLightColor;\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\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\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\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\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\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\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 ltcMat;\tuniform sampler2D ltcMag;\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\n#if defined( USE_ENVMAP ) && defined( PHYSICAL )\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\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( queryVec, 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 blinnShininessExponent, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( pow2( blinnShininessExponent ) + 1.0 );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in GeometricContext geometry, const in float blinnShininessExponent, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -geometry.viewDir, geometry.normal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -geometry.viewDir, geometry.normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( blinnShininessExponent, 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\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\tvec4 envMapColor = textureCubeUV(queryReflectVec, BlinnExponentToGGXRoughness(blinnShininessExponent));\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV;\n\t\t\tsampleUV.y = saturate( reflectVec.y * 0.5 + 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\n",
lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;\n",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};\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_BlinnPhong( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 matDiffColor = material.diffuseColor;\n\t\tvec3 matSpecColor = material.specularColor;\n\t\tvec3 lightColor   = rectAreaLight.color;\n\t\tfloat roughness = BlinnExponentToGGXRoughness( material.specularShininess );\n\t\tvec3 spec = Rect_Area_Light_Specular_Reflectance(\n\t\t\t\tgeometry,\n\t\t\t\trectAreaLight.position, rectAreaLight.halfWidth, rectAreaLight.halfHeight,\n\t\t\t\troughness,\n\t\t\t\tltcMat, ltcMag );\n\t\tvec3 diff = Rect_Area_Light_Diffuse_Reflectance(\n\t\t\t\tgeometry,\n\t\t\t\trectAreaLight.position, rectAreaLight.halfWidth, rectAreaLight.halfHeight );\n\t\treflectedLight.directSpecular += lightColor * matSpecColor * spec / PI2;\n\t\treflectedLight.directDiffuse  += lightColor * matDiffColor * diff / PI2;\n\t}\n#endif\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifdef TOON\n\t\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#else\n\t\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\t\tvec3 irradiance = dotNL * directLight.color;\n\t#endif\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_Direct_RectArea\t\tRE_Direct_RectArea_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)\n",
lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.specularRoughness = clamp( roughnessFactor, 0.04, 1.0 );\n#ifdef STANDARD\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.clearCoat = saturate( clearCoat );\tmaterial.clearCoatRoughness = clamp( clearCoatRoughness, 0.04, 1.0 );\n#endif\n",
lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n\t#ifndef STANDARD\n\t\tfloat clearCoat;\n\t\tfloat clearCoatRoughness;\n\t#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 matDiffColor = material.diffuseColor;\n\t\tvec3 matSpecColor = material.specularColor;\n\t\tvec3 lightColor   = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 spec = Rect_Area_Light_Specular_Reflectance(\n\t\t\t\tgeometry,\n\t\t\t\trectAreaLight.position, rectAreaLight.halfWidth, rectAreaLight.halfHeight,\n\t\t\t\troughness,\n\t\t\t\tltcMat, ltcMag );\n\t\tvec3 diff = Rect_Area_Light_Diffuse_Reflectance(\n\t\t\t\tgeometry,\n\t\t\t\trectAreaLight.position, rectAreaLight.halfWidth, rectAreaLight.halfHeight );\n\t\treflectedLight.directSpecular += lightColor * matSpecColor * spec;\n\t\treflectedLight.directDiffuse  += lightColor * matDiffColor * diff;\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#ifndef STANDARD\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.directSpecular += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry, material.specularColor, material.specularRoughness );\n\treflectedLight.directDiffuse += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\t#ifndef STANDARD\n\t\treflectedLight.directSpecular += irradiance * material.clearCoat * BRDF_Specular_GGX( directLight, geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\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 clearCoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifndef STANDARD\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\tfloat dotNL = dotNV;\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.indirectSpecular += ( 1.0 - clearCoatDHR ) * radiance * BRDF_Specular_GGX_Environment( geometry, material.specularColor, material.specularRoughness );\n\t#ifndef STANDARD\n\t\treflectedLight.indirectSpecular += clearCoatRadiance * material.clearCoat * BRDF_Specular_GGX_Environment( geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\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\n#define Material_BlinnShininessExponent( material )   GGXRoughnessToBlinnExponent( material.specularRoughness )\n#define Material_ClearCoat_BlinnShininessExponent( material )   GGXRoughnessToBlinnExponent( material.clearCoatRoughness )\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}\n",
lights_template:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = normalize( vViewPosition );\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( pointLight.shadow, directLight.visible ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( spotLight.shadow, directLight.visible ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( directionalLight.shadow, directLight.visible ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\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#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#ifdef USE_LIGHTMAP\n\t\tvec3 lightMapIrradiance = texture2D( lightMap, vUv2 ).xyz * 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 ( NUM_HEMI_LIGHTS > 0 )\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( PHYSICAL ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tirradiance += getLightProbeIndirectIrradiance( geometry, 8 );\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tvec3 radiance = getLightProbeIndirectRadiance( geometry, Material_BlinnShininessExponent( material ), 8 );\n\t#ifndef STANDARD\n\t\tvec3 clearCoatRadiance = getLightProbeIndirectRadiance( geometry, Material_ClearCoat_BlinnShininessExponent( material ), 8 );\n\t#else\n\t\tvec3 clearCoatRadiance = vec3( 0.0 );\n\t#endif\n\tRE_IndirectSpecular( radiance, clearCoatRadiance, geometry, material, reflectedLight );\n#endif\n",
logdepthbuf_fragment:"#if defined(USE_LOGDEPTHBUF) && defined(USE_LOGDEPTHBUF_EXT)\n\tgl_FragDepthEXT = log2(vFragDepth) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#ifdef USE_LOGDEPTHBUF\n\tuniform float logDepthBufFC;\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t#endif\n#endif\n",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t#endif\n\tuniform float logDepthBufFC;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tgl_Position.z = log2(max( EPSILON, gl_Position.w + 1.0 )) * logDepthBufFC;\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t#else\n\t\tgl_Position.z = (gl_Position.z - 1.0) * gl_Position.w;\n\t#endif\n#endif\n",
map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif\n",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n",map_particle_fragment:"#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y ) * offsetRepeat.zw + offsetRepeat.xy );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n",map_particle_pars_fragment:"#ifdef USE_MAP\n\tuniform vec4 offsetRepeat;\n\tuniform sampler2D map;\n#endif\n",
metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.r;\n#endif\n",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal += ( morphNormal0 - normal ) * morphTargetInfluences[ 0 ];\n\tobjectNormal += ( morphNormal1 - normal ) * morphTargetInfluences[ 1 ];\n\tobjectNormal += ( morphNormal2 - normal ) * morphTargetInfluences[ 2 ];\n\tobjectNormal += ( morphNormal3 - normal ) * morphTargetInfluences[ 3 ];\n#endif\n",
morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\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 += ( morphTarget0 - position ) * morphTargetInfluences[ 0 ];\n\ttransformed += ( morphTarget1 - position ) * morphTargetInfluences[ 1 ];\n\ttransformed += ( morphTarget2 - position ) * morphTargetInfluences[ 2 ];\n\ttransformed += ( morphTarget3 - position ) * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += ( morphTarget4 - position ) * morphTargetInfluences[ 4 ];\n\ttransformed += ( morphTarget5 - position ) * morphTargetInfluences[ 5 ];\n\ttransformed += ( morphTarget6 - position ) * morphTargetInfluences[ 6 ];\n\ttransformed += ( morphTarget7 - position ) * morphTargetInfluences[ 7 ];\n\t#endif\n#endif\n",
normal_flip:"#ifdef DOUBLE_SIDED\n\tfloat flipNormal = ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n#else\n\tfloat flipNormal = 1.0;\n#endif\n",normal_fragment:"#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 ) * flipNormal;\n#endif\n#ifdef USE_NORMALMAP\n\tnormal = perturbNormal2Arb( -vViewPosition, normal );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif\n",
normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 S = normalize( q0 * st1.t - q1 * st0.t );\n\t\tvec3 T = normalize( -q0 * st1.s + q1 * st0.s );\n\t\tvec3 N = normalize( surf_norm );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = normalScale * mapN.xy;\n\t\tmat3 tsn = mat3( S, T, N );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif\n",
packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 1.0 - 2.0 * rgb.xyz;\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}\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}\n",
premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif\n",project_vertex:"#ifdef USE_SKINNING\n\tvec4 mvPosition = modelViewMatrix * skinned;\n#else\n\tvec4 mvPosition = modelViewMatrix * vec4( transformed, 1.0 );\n#endif\ngl_Position = projectionMatrix * mvPosition;\n",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.r;\n#endif\n",
roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tfloat texture2DShadowLerp( sampler2D depths, vec2 size, vec2 uv, float compare ) {\n\t\tconst vec2 offset = vec2( 0.0, 1.0 );\n\t\tvec2 texelSize = vec2( 1.0 ) / size;\n\t\tvec2 centroidUV = floor( uv * size + 0.5 ) / size;\n\t\tfloat lb = texture2DCompare( depths, centroidUV + texelSize * offset.xx, compare );\n\t\tfloat lt = texture2DCompare( depths, centroidUV + texelSize * offset.xy, compare );\n\t\tfloat rb = texture2DCompare( depths, centroidUV + texelSize * offset.yx, compare );\n\t\tfloat rt = texture2DCompare( depths, centroidUV + texelSize * offset.yy, compare );\n\t\tvec2 f = fract( uv * size + 0.5 );\n\t\tfloat a = mix( lb, lt, f.y );\n\t\tfloat b = mix( rb, rt, f.y );\n\t\tfloat c = mix( a, b, f.x );\n\t\treturn c;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\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\treturn (\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( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, 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( 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 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\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\treturn (\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn 1.0;\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 ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tfloat dp = ( length( lightToPosition ) - shadowBias ) / 1000.0;\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT )\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\n",
shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n#endif\n",
shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n#endif\n",
shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\tDirectionalLight directionalLight;\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tshadow *= bool( directionalLight.shadow ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\tSpotLight spotLight;\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tshadow *= bool( spotLight.shadow ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\tPointLight pointLight;\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tshadow *= bool( pointLight.shadow ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#endif\n\treturn shadow;\n}\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 sampler2D boneTexture;\n\t\tuniform int boneTextureWidth;\n\t\tuniform int boneTextureHeight;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureWidth ) );\n\t\t\tfloat y = floor( j / float( boneTextureWidth ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureWidth );\n\t\t\tfloat dy = 1.0 / float( boneTextureHeight );\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\n",
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\tskinned  = bindMatrixInverse * skinned;\n#endif\n",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#endif\n",
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  gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif\n",tonemapping_pars_fragment:"#define saturate(a) clamp( a, 0.0, 1.0 )\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}\n",
uv_pars_fragment:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n\tuniform vec4 offsetRepeat;\n#endif\n",
uv_vertex:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvUv = uv * offsetRepeat.zw + offsetRepeat.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#endif",
uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = uv2;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( PHONG ) || defined( PHYSICAL ) || defined( LAMBERT ) || defined ( USE_SHADOWMAP )\n\t#ifdef USE_SKINNING\n\t\tvec4 worldPosition = modelMatrix * skinned;\n\t#else\n\t\tvec4 worldPosition = modelMatrix * vec4( transformed, 1.0 );\n\t#endif\n#endif\n",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tgl_FragColor = textureCube( tCube, vec3( tFlip * vWorldPosition.x, vWorldPosition.yz ) );\n\tgl_FragColor.a *= opacity;\n}\n",
cube_vert:"varying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}\n",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( gl_FragCoord.z ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( gl_FragCoord.z );\n\t#endif\n}\n",
depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n}\n",
distanceRGBA_frag:"uniform vec3 lightPos;\nvarying vec4 vWorldPosition;\n#include <common>\n#include <packing>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tgl_FragColor = packDepthToRGBA( length( vWorldPosition.xyz - lightPos.xyz ) / 1000.0 );\n}\n",distanceRGBA_vert:"varying vec4 vWorldPosition;\n#include <common>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <skinbase_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition;\n}\n",
equirect_frag:"uniform sampler2D tEquirect;\nuniform float tFlip;\nvarying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldPosition );\n\tvec2 sampleUV;\n\tsampleUV.y = saturate( tFlip * direction.y * -0.5 + 0.5 );\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n}\n",equirect_vert:"varying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}\n",
linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",
linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\tvLineDistance = scale * lineDistance;\n\tvec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}\n",
meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\treflectedLight.indirectDiffuse += texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <normal_flip>\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",
meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_ENVMAP\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}\n",
meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include <common>\n#include <packing>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <bsdfs>\n#include <lights_pars>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\treflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\n\t#include <lightmap_fragment>\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 <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <normal_flip>\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",
meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",
meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_template>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",
meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",
meshphysical_frag:"#define PHYSICAL\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifndef STANDARD\n\tuniform float clearCoat;\n\tuniform float clearCoatRoughness;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <packing>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <lights_pars>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_template>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",
meshphysical_vert:"#define PHYSICAL\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",
normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}\n",
normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}\n",
points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",
points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#ifdef USE_SIZEATTENUATION\n\t\tgl_PointSize = size * ( scale / - mvPosition.z );\n\t#else\n\t\tgl_PointSize = size;\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",
shadow_frag:"uniform float opacity;\n#include <common>\n#include <packing>\n#include <bsdfs>\n#include <lights_pars>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( 0.0, 0.0, 0.0, opacity * ( 1.0 - getShadowMask() ) );\n}\n",shadow_vert:"#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n}\n"};da.prototype={constructor:da,
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){isFinite(a)?(this.x*=a,this.y*=a,this.z*=a,this.w*=a):this.w=this.z=this.y=this.x=0;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){var b,c,d;a=a.elements;var e=a[0];d=a[4];var f=a[8],g=a[1],h=a[5],k=a[9];c=a[2];b=a[6];var n=a[10];if(.01>Math.abs(d-g)&&.01>Math.abs(f-c)&&.01>Math.abs(k-b)){if(.1>Math.abs(d+g)&&.1>Math.abs(f+c)&&.1>Math.abs(k+b)&&.1>Math.abs(e+
h+n-3))return this.set(1,0,0,0),this;a=Math.PI;e=(e+1)/2;h=(h+1)/2;n=(n+1)/2;d=(d+g)/4;f=(f+c)/4;k=(k+b)/4;e>h&&e>n?.01>e?(b=0,d=c=.707106781):(b=Math.sqrt(e),c=d/b,d=f/b):h>n?.01>h?(b=.707106781,c=0,d=.707106781):(c=Math.sqrt(h),b=d/c,d=k/c):.01>n?(c=b=.707106781,d=0):(d=Math.sqrt(n),b=f/d,c=k/d);this.set(b,c,d,a);return this}a=Math.sqrt((b-k)*(b-k)+(f-c)*(f-c)+(g-d)*(g-d));.001>Math.abs(a)&&(a=1);this.x=(b-k)/a;this.y=(f-c)/a;this.z=(g-d)/a;this.w=Math.acos((e+h+n-1)/2);return this},min:function(a){this.x=
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d){void 0===a&&(a=new da,b=new da);a.set(c,c,c,c);b.set(d,d,d,d);return this.clamp(a,b)}}(),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)},lengthManhattan: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())},setLength:function(a){return this.multiplyScalar(a/this.length())},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}};ea.prototype=
{constructor:ea,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(){function a(a,c,d){0>d&&(d+=1);1<d&&--d;return d<1/6?a+6*(c-a)*d:.5>d?c:d<2/3?a+6*(c-
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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)){var d=parseFloat(c[1])/
360,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}a&&0<a.length&&(c=Sc[a],void 0!==
c?this.setHex(c):console.warn("THREE.Color: Unknown color "+a));return this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(a){this.r=a.r;this.g=a.g;this.b=a.b;return this},copyGammaToLinear:function(a,b){void 0===b&&(b=2);this.r=Math.pow(a.r,b);this.g=Math.pow(a.g,b);this.b=Math.pow(a.b,b);return this},copyLinearToGamma:function(a,b){void 0===b&&(b=2);var c=0<b?1/b:1;this.r=Math.pow(a.r,c);this.g=Math.pow(a.g,c);this.b=Math.pow(a.b,c);return this},convertGammaToLinear:function(){var a=
this.r,b=this.g,c=this.b;this.r=a*a;this.g=b*b;this.b=c*c;return this},convertLinearToGamma:function(){this.r=Math.sqrt(this.r);this.g=Math.sqrt(this.g);this.b=Math.sqrt(this.b);return this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getHSL:function(a){a=a||{h:0,s:0,l:0};var b=this.r,c=this.g,d=this.b,e=Math.max(b,c,d),f=Math.min(b,c,d),g,h=(f+e)/2;if(f===e)f=g=0;else{var k=e-f,f=.5>=h?k/(e+f):
k/(2-e-f);switch(e){case b:g=(c-d)/k+(c<d?6:0);break;case c:g=(d-b)/k+2;break;case d:g=(b-c)/k+4}g/=6}a.h=g;a.s=f;a.l=h;return a},getStyle:function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},offsetHSL:function(a,b,c){var d=this.getHSL();d.h+=a;d.s+=b;d.l+=c;this.setHSL(d.h,d.s,d.l);return this},add:function(a){this.r+=a.r;this.g+=a.g;this.b+=a.b;return this},addColors:function(a,b){this.r=a.r+b.r;this.g=a.g+b.g;this.b=a.b+b.b;return this},addScalar:function(a){this.r+=
a;this.g+=a;this.b+=a;return this},sub:function(a){this.r=Math.max(0,this.r-a.r);this.g=Math.max(0,this.g-a.g);this.b=Math.max(0,this.b-a.b);return this},multiply:function(a){this.r*=a.r;this.g*=a.g;this.b*=a.b;return this},multiplyScalar:function(a){this.r*=a;this.g*=a;this.b*=a;return this},lerp:function(a,b){this.r+=(a.r-this.r)*b;this.g+=(a.g-this.g)*b;this.b+=(a.b-this.b)*b;return this},equals:function(a){return a.r===this.r&&a.g===this.g&&a.b===this.b},fromArray:function(a,b){void 0===b&&(b=
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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,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},Ea={diffuse:{value:new ea(15658734)},opacity:{value:1},map:{value:null},offsetRepeat:{value:new da(0,0,1,1)},specularMap:{value:null},alphaMap:{value:null},envMap:{value:null},flipEnvMap:{value:-1},
reflectivity:{value:1},refractionRatio:{value:.98}},kb={aoMap:{value:null},aoMapIntensity:{value:1}},lb={lightMap:{value:null},lightMapIntensity:{value:1}},xb={emissiveMap:{value:null}},yb={bumpMap:{value:null},bumpScale:{value:1}},zb={normalMap:{value:null},normalScale:{value:new A(1,1)}},mb={displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},Fa={fogDensity:{value:2.5E-4},fogNear:{value:1},fogFar:{value:2E3},fogColor:{value:new ea(16777215)}},Ab={ambientLightColor:{value:[]},
directionalLights:{value:[],properties:{direction:{},color:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{},shadow:{},shadowBias:{},
shadowRadius:{},shadowMapSize:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},Tc={diffuse:{value:new ea(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},offsetRepeat:{value:new da(0,0,1,1)}},Oa={basic:{uniforms:ta.merge([Ea,kb,lb,Fa]),vertexShader:W.meshbasic_vert,fragmentShader:W.meshbasic_frag},lambert:{uniforms:ta.merge([Ea,
kb,lb,xb,Fa,Ab,{emissive:{value:new ea(0)}}]),vertexShader:W.meshlambert_vert,fragmentShader:W.meshlambert_frag},phong:{uniforms:ta.merge([Ea,kb,lb,xb,yb,zb,mb,{gradientMap:{value:null}},Fa,Ab,{emissive:{value:new ea(0)},specular:{value:new ea(1118481)},shininess:{value:30}}]),vertexShader:W.meshphong_vert,fragmentShader:W.meshphong_frag},standard:{uniforms:ta.merge([Ea,kb,lb,xb,yb,zb,mb,{roughnessMap:{value:null}},{metalnessMap:{value:null}},Fa,Ab,{emissive:{value:new ea(0)},roughness:{value:.5},
metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:W.meshphysical_vert,fragmentShader:W.meshphysical_frag},points:{uniforms:ta.merge([Tc,Fa]),vertexShader:W.points_vert,fragmentShader:W.points_frag},dashed:{uniforms:ta.merge([Ea,Fa,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:W.linedashed_vert,fragmentShader:W.linedashed_frag},depth:{uniforms:ta.merge([Ea,mb]),vertexShader:W.depth_vert,fragmentShader:W.depth_frag},normal:{uniforms:ta.merge([Ea,yb,zb,mb,{opacity:{value:1}}]),
vertexShader:W.normal_vert,fragmentShader:W.normal_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:W.cube_vert,fragmentShader:W.cube_frag},equirect:{uniforms:{tEquirect:{value:null},tFlip:{value:-1}},vertexShader:W.equirect_vert,fragmentShader:W.equirect_frag},distanceRGBA:{uniforms:{lightPos:{value:new m}},vertexShader:W.distanceRGBA_vert,fragmentShader:W.distanceRGBA_frag}};Oa.physical={uniforms:ta.merge([Oa.standard.uniforms,{clearCoat:{value:0},clearCoatRoughness:{value:0}}]),
vertexShader:W.meshphysical_vert,fragmentShader:W.meshphysical_frag};ob.prototype={constructor:ob,set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setFromPoints:function(a){this.makeEmpty();for(var b=0,c=a.length;b<c;b++)this.expandByPoint(a[b]);return this},setFromCenterAndSize:function(){var a=new A;return function(b,c){var d=a.copy(c).multiplyScalar(.5);this.min.copy(b).sub(d);this.max.copy(b).add(d);return this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.min.copy(a.min);
this.max.copy(a.max);return this},makeEmpty:function(){this.min.x=this.min.y=Infinity;this.max.x=this.max.y=-Infinity;return this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y},getCenter:function(a){a=a||new A;return this.isEmpty()?a.set(0,0):a.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(a){a=a||new A;return this.isEmpty()?a.set(0,0):a.subVectors(this.max,this.min)},expandByPoint:function(a){this.min.min(a);this.max.max(a);return this},expandByVector:function(a){this.min.sub(a);
this.max.add(a);return this},expandByScalar:function(a){this.min.addScalar(-a);this.max.addScalar(a);return this},containsPoint:function(a){return a.x<this.min.x||a.x>this.max.x||a.y<this.min.y||a.y>this.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){return(b||new A).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.y<this.min.y||a.min.y>this.max.y?!1:!0},clampPoint:function(a,b){return(b||new A).copy(a).clamp(this.min,this.max)},distanceToPoint:function(){var a=new A;return function(b){return a.copy(b).clamp(this.min,this.max).sub(b).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)}};Ka.prototype={constructor:Ka,isWebGLRenderTarget:!0,setSize:function(a,b){if(this.width!==a||this.height!==b)this.width=a,this.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"})}};Object.assign(Ka.prototype,Ba.prototype);var wc=0;ia.prototype={constructor:ia,isMaterial:!0,get needsUpdate(){return this._needsUpdate},set needsUpdate(a){!0===a&&this.update();this._needsUpdate=a},setValues:function(a){if(void 0!==a)for(var b in a){var c=a[b];if(void 0===c)console.warn("THREE.Material: '"+b+"' parameter is undefined.");else{var d=this[b];void 0===d?console.warn("THREE."+this.type+": '"+b+"' is not a property of this material."):
d&&d.isColor?d.set(c):d&&d.isVector3&&c&&c.isVector3?d.copy(c):this[b]="overdraw"===b?Number(c):c}}},toJSON:function(a){function b(a){var b=[],c;for(c in a){var d=a[c];delete d.metadata;b.push(d)}return b}var c=void 0===a;c&&(a={textures:{},images:{}});var d={metadata:{version:4.4,type:"Material",generator:"Material.toJSON"}};d.uuid=this.uuid;d.type=this.type;""!==this.name&&(d.name=this.name);this.color&&this.color.isColor&&(d.color=this.color.getHex());void 0!==this.roughness&&(d.roughness=this.roughness);
void 0!==this.metalness&&(d.metalness=this.metalness);this.emissive&&this.emissive.isColor&&(d.emissive=this.emissive.getHex());this.specular&&this.specular.isColor&&(d.specular=this.specular.getHex());void 0!==this.shininess&&(d.shininess=this.shininess);void 0!==this.clearCoat&&(d.clearCoat=this.clearCoat);void 0!==this.clearCoatRoughness&&(d.clearCoatRoughness=this.clearCoatRoughness);this.map&&this.map.isTexture&&(d.map=this.map.toJSON(a).uuid);this.alphaMap&&this.alphaMap.isTexture&&(d.alphaMap=
this.alphaMap.toJSON(a).uuid);this.lightMap&&this.lightMap.isTexture&&(d.lightMap=this.lightMap.toJSON(a).uuid);this.bumpMap&&this.bumpMap.isTexture&&(d.bumpMap=this.bumpMap.toJSON(a).uuid,d.bumpScale=this.bumpScale);this.normalMap&&this.normalMap.isTexture&&(d.normalMap=this.normalMap.toJSON(a).uuid,d.normalScale=this.normalScale.toArray());this.displacementMap&&this.displacementMap.isTexture&&(d.displacementMap=this.displacementMap.toJSON(a).uuid,d.displacementScale=this.displacementScale,d.displacementBias=
this.displacementBias);this.roughnessMap&&this.roughnessMap.isTexture&&(d.roughnessMap=this.roughnessMap.toJSON(a).uuid);this.metalnessMap&&this.metalnessMap.isTexture&&(d.metalnessMap=this.metalnessMap.toJSON(a).uuid);this.emissiveMap&&this.emissiveMap.isTexture&&(d.emissiveMap=this.emissiveMap.toJSON(a).uuid);this.specularMap&&this.specularMap.isTexture&&(d.specularMap=this.specularMap.toJSON(a).uuid);this.envMap&&this.envMap.isTexture&&(d.envMap=this.envMap.toJSON(a).uuid,d.reflectivity=this.reflectivity);
this.gradientMap&&this.gradientMap.isTexture&&(d.gradientMap=this.gradientMap.toJSON(a).uuid);void 0!==this.size&&(d.size=this.size);void 0!==this.sizeAttenuation&&(d.sizeAttenuation=this.sizeAttenuation);1!==this.blending&&(d.blending=this.blending);2!==this.shading&&(d.shading=this.shading);0!==this.side&&(d.side=this.side);0!==this.vertexColors&&(d.vertexColors=this.vertexColors);1>this.opacity&&(d.opacity=this.opacity);!0===this.transparent&&(d.transparent=this.transparent);d.depthFunc=this.depthFunc;
d.depthTest=this.depthTest;d.depthWrite=this.depthWrite;0<this.alphaTest&&(d.alphaTest=this.alphaTest);!0===this.premultipliedAlpha&&(d.premultipliedAlpha=this.premultipliedAlpha);!0===this.wireframe&&(d.wireframe=this.wireframe);1<this.wireframeLinewidth&&(d.wireframeLinewidth=this.wireframeLinewidth);"round"!==this.wireframeLinecap&&(d.wireframeLinecap=this.wireframeLinecap);"round"!==this.wireframeLinejoin&&(d.wireframeLinejoin=this.wireframeLinejoin);d.skinning=this.skinning;d.morphTargets=this.morphTargets;
c&&(c=b(a.textures),a=b(a.images),0<c.length&&(d.textures=c),0<a.length&&(d.images=a));return d},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.name=a.name;this.fog=a.fog;this.lights=a.lights;this.blending=a.blending;this.side=a.side;this.shading=a.shading;this.vertexColors=a.vertexColors;this.opacity=a.opacity;this.transparent=a.transparent;this.blendSrc=a.blendSrc;this.blendDst=a.blendDst;this.blendEquation=a.blendEquation;this.blendSrcAlpha=a.blendSrcAlpha;this.blendDstAlpha=
a.blendDstAlpha;this.blendEquationAlpha=a.blendEquationAlpha;this.depthFunc=a.depthFunc;this.depthTest=a.depthTest;this.depthWrite=a.depthWrite;this.colorWrite=a.colorWrite;this.precision=a.precision;this.polygonOffset=a.polygonOffset;this.polygonOffsetFactor=a.polygonOffsetFactor;this.polygonOffsetUnits=a.polygonOffsetUnits;this.alphaTest=a.alphaTest;this.premultipliedAlpha=a.premultipliedAlpha;this.overdraw=a.overdraw;this.visible=a.visible;this.clipShadows=a.clipShadows;this.clipIntersection=a.clipIntersection;
a=a.clippingPlanes;var b=null;if(null!==a)for(var c=a.length,b=Array(c),d=0;d!==c;++d)b[d]=a[d].clone();this.clippingPlanes=b;return this},update:function(){this.dispatchEvent({type:"update"})},dispose:function(){this.dispatchEvent({type:"dispose"})}};Object.assign(ia.prototype,Ba.prototype);Ha.prototype=Object.create(ia.prototype);Ha.prototype.constructor=Ha;Ha.prototype.isShaderMaterial=!0;Ha.prototype.copy=function(a){ia.prototype.copy.call(this,a);this.fragmentShader=a.fragmentShader;this.vertexShader=
a.vertexShader;this.uniforms=ta.clone(a.uniforms);this.defines=a.defines;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.lights=a.lights;this.clipping=a.clipping;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;this.extensions=a.extensions;return this};Ha.prototype.toJSON=function(a){a=ia.prototype.toJSON.call(this,a);a.uniforms=this.uniforms;a.vertexShader=this.vertexShader;a.fragmentShader=this.fragmentShader;return a};qa.prototype=
Object.create(ia.prototype);qa.prototype.constructor=qa;qa.prototype.isMeshDepthMaterial=!0;qa.prototype.copy=function(a){ia.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};ra.prototype=
{constructor:ra,isBox3:!0,set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setFromArray:function(a){for(var b=Infinity,c=Infinity,d=Infinity,e=-Infinity,f=-Infinity,g=-Infinity,h=0,k=a.length;h<k;h+=3){var n=a[h],l=a[h+1],m=a[h+2];n<b&&(b=n);l<c&&(c=l);m<d&&(d=m);n>e&&(e=n);l>f&&(f=l);m>g&&(g=m)}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,k=a.count;h<k;h++){var n=
a.getX(h),l=a.getY(h),m=a.getZ(h);n<b&&(b=n);l<c&&(c=l);m<d&&(d=m);n>e&&(e=n);l>f&&(f=l);m>g&&(g=m)}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;b<c;b++)this.expandByPoint(a[b]);return this},setFromCenterAndSize:function(){var a=new m;return function(b,c){var d=a.copy(c).multiplyScalar(.5);this.min.copy(b).sub(d);this.max.copy(b).add(d);return this}}(),setFromObject:function(a){this.makeEmpty();return this.expandByObject(a)},
clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.min.copy(a.min);this.max.copy(a.max);return this},makeEmpty:function(){this.min.x=this.min.y=this.min.z=Infinity;this.max.x=this.max.y=this.max.z=-Infinity;return this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},getCenter:function(a){a=a||new m;return this.isEmpty()?a.set(0,0,0):a.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(a){a=a||new m;return this.isEmpty()?
a.set(0,0,0):a.subVectors(this.max,this.min)},expandByPoint:function(a){this.min.min(a);this.max.max(a);return this},expandByVector:function(a){this.min.sub(a);this.max.add(a);return this},expandByScalar:function(a){this.min.addScalar(-a);this.max.addScalar(a);return this},expandByObject:function(){var a=new m;return function(b){var c=this;b.updateMatrixWorld(!0);b.traverse(function(b){var e,f;e=b.geometry;if(void 0!==e)if(e.isGeometry){var g=e.vertices;e=0;for(f=g.length;e<f;e++)a.copy(g[e]),a.applyMatrix4(b.matrixWorld),
c.expandByPoint(a)}else if(e.isBufferGeometry&&(g=e.attributes.position,void 0!==g))for(e=0,f=g.count;e<f;e++)a.fromBufferAttribute(g,e).applyMatrix4(b.matrixWorld),c.expandByPoint(a)});return this}}(),containsPoint:function(a){return a.x<this.min.x||a.x>this.max.x||a.y<this.min.y||a.y>this.max.y||a.z<this.min.z||a.z>this.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){return(b||new m).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.x<this.min.x||a.min.x>this.max.x||a.max.y<this.min.y||a.min.y>this.max.y||a.max.z<this.min.z||a.min.z>this.max.z?!1:!0},intersectsSphere:function(){var a;return function(b){void 0===a&&(a=new m);this.clampPoint(b.center,a);return a.distanceToSquared(b.center)<=b.radius*b.radius}}(),intersectsPlane:function(a){var b,
c;0<a.normal.x?(b=a.normal.x*this.min.x,c=a.normal.x*this.max.x):(b=a.normal.x*this.max.x,c=a.normal.x*this.min.x);0<a.normal.y?(b+=a.normal.y*this.min.y,c+=a.normal.y*this.max.y):(b+=a.normal.y*this.max.y,c+=a.normal.y*this.min.y);0<a.normal.z?(b+=a.normal.z*this.min.z,c+=a.normal.z*this.max.z):(b+=a.normal.z*this.max.z,c+=a.normal.z*this.min.z);return b<=a.constant&&c>=a.constant},clampPoint:function(a,b){return(b||new m).copy(a).clamp(this.min,this.max)},distanceToPoint:function(){var a=new m;
return function(b){return a.copy(b).clamp(this.min,this.max).sub(b).length()}}(),getBoundingSphere:function(){var a=new m;return function(b){b=b||new Ia;this.getCenter(b.center);b.radius=.5*this.getSize(a).length();return b}}(),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(){var a=[new m,new m,new m,new m,new m,new m,new m,new m];return function(b){if(this.isEmpty())return this;
a[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(b);a[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(b);a[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(b);a[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(b);a[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(b);a[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(b);a[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(b);a[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(b);this.setFromPoints(a);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)}};Ia.prototype={constructor:Ia,set:function(a,b){this.center.copy(a);this.radius=b;return this},setFromPoints:function(){var a;return function(b,c){void 0===a&&(a=new ra);var d=this.center;void 0!==c?d.copy(c):a.setFromPoints(b).getCenter(d);for(var e=0,f=0,g=b.length;f<g;f++)e=Math.max(e,d.distanceToSquared(b[f]));this.radius=Math.sqrt(e);return this}}(),clone:function(){return(new this.constructor).copy(this)},
copy:function(a){this.center.copy(a.center);this.radius=a.radius;return this},empty:function(){return 0>=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(this.center.dot(a.normal)-
a.constant)<=this.radius},clampPoint:function(a,b){var c=this.center.distanceToSquared(a),d=b||new m;d.copy(a);c>this.radius*this.radius&&(d.sub(this.center).normalize(),d.multiplyScalar(this.radius).add(this.center));return d},getBoundingBox:function(a){a=a||new ra;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}};pa.prototype={constructor:pa,isMatrix3:!0,set:function(a,b,c,d,e,f,g,h,k){var n=this.elements;n[0]=a;n[1]=d;n[2]=g;n[3]=b;n[4]=e;n[5]=h;n[6]=c;n[7]=f;n[8]=k;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){a=a.elements;this.set(a[0],a[3],a[6],a[1],a[4],a[7],a[2],a[5],a[8]);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},applyToBufferAttribute:function(){var a;return function(b){void 0===a&&(a=new m);for(var c=0,d=b.count;c<d;c++)a.x=b.getX(c),a.y=b.getY(c),a.z=b.getZ(c),a.applyMatrix3(this),b.setXYZ(c,a.x,a.y,a.z);return b}}(),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],k=a[7],a=a[8];return b*f*a-b*g*k-c*e*
a+c*g*h+d*e*k-d*f*h},getInverse:function(a,b){a&&a.isMatrix4&&console.error("THREE.Matrix3.getInverse no longer takes a Matrix4 argument.");var c=a.elements,d=this.elements,e=c[0],f=c[1],g=c[2],h=c[3],k=c[4],n=c[5],l=c[6],m=c[7],c=c[8],p=c*k-n*m,q=n*l-c*h,x=m*h-k*l,w=e*p+f*q+g*x;if(0===w){if(!0===b)throw Error("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");return this.identity()}w=1/w;d[0]=p*w;
d[1]=(g*m-c*f)*w;d[2]=(n*f-g*k)*w;d[3]=q*w;d[4]=(c*e-g*l)*w;d[5]=(g*h-n*e)*w;d[6]=x*w;d[7]=(f*l-m*e)*w;d[8]=(k*e-f*h)*w;return this},transpose:function(){var a,b=this.elements;a=b[1];b[1]=b[3];b[3]=a;a=b[2];b[2]=b[6];b[6]=a;a=b[5];b[5]=b[7];b[7]=a;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},
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}};ja.prototype={constructor:ja,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(){var a=new m,b=new m;return function(c,d,e){d=a.subVectors(e,d).cross(b.subVectors(c,d)).normalize();this.setFromNormalAndCoplanarPoint(d,c);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){return this.orthoPoint(a,b).sub(a).negate()},orthoPoint:function(a,b){var c=this.distanceToPoint(a);return(b||new m).copy(this.normal).multiplyScalar(c)},intersectLine:function(){var a=new m;return function(b,c){var d=c||new m,e=b.delta(a),f=this.normal.dot(e);
if(0===f){if(0===this.distanceToPoint(b.start))return d.copy(b.start)}else return f=-(b.start.dot(this.normal)+this.constant)/f,0>f||1<f?void 0:d.copy(e).multiplyScalar(f).add(b.start)}}(),intersectsLine:function(a){var b=this.distanceToPoint(a.start);a=this.distanceToPoint(a.end);return 0>b&&0<a||0>a&&0<b},intersectsBox:function(a){return a.intersectsPlane(this)},intersectsSphere:function(a){return a.intersectsPlane(this)},coplanarPoint:function(a){return(a||new m).copy(this.normal).multiplyScalar(-this.constant)},
applyMatrix4:function(){var a=new m,b=new pa;return function(c,d){var e=this.coplanarPoint(a).applyMatrix4(c),f=d||b.getNormalMatrix(c),f=this.normal.applyMatrix3(f).normalize();this.constant=-e.dot(f);return this}}(),translate:function(a){this.constant-=a.dot(this.normal);return this},equals:function(a){return a.normal.equals(this.normal)&&a.constant===this.constant}};$a.prototype={constructor:$a,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},setFromMatrix: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],k=c[6],n=c[7],l=c[8],m=c[9],p=c[10],q=c[11],x=c[12],w=c[13],z=c[14],c=c[15];b[0].setComponents(f-a,n-g,q-l,c-x).normalize();b[1].setComponents(f+a,n+g,q+l,c+x).normalize();b[2].setComponents(f+d,n+h,q+m,c+w).normalize();b[3].setComponents(f-
d,n-h,q-m,c-w).normalize();b[4].setComponents(f-e,n-k,q-p,c-z).normalize();b[5].setComponents(f+e,n+k,q+p,c+z).normalize();return this},intersectsObject:function(){var a=new Ia;return function(b){var c=b.geometry;null===c.boundingSphere&&c.computeBoundingSphere();a.copy(c.boundingSphere).applyMatrix4(b.matrixWorld);return this.intersectsSphere(a)}}(),intersectsSprite:function(){var a=new Ia;return function(b){a.center.set(0,0,0);a.radius=.7071067811865476;a.applyMatrix4(b.matrixWorld);return this.intersectsSphere(a)}}(),
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)<a)return!1;return!0},intersectsBox:function(){var a=new m,b=new m;return function(c){for(var d=this.planes,e=0;6>e;e++){var f=d[e];a.x=0<f.normal.x?c.min.x:c.max.x;b.x=0<f.normal.x?c.max.x:c.min.x;a.y=0<f.normal.y?c.min.y:c.max.y;b.y=0<f.normal.y?c.max.y:c.min.y;a.z=0<f.normal.z?c.min.z:c.max.z;b.z=0<f.normal.z?c.max.z:c.min.z;var g=f.distanceToPoint(a),f=f.distanceToPoint(b);if(0>
g&&0>f)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}};Pa.prototype={constructor:Pa,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){return(b||new m).copy(this.direction).multiplyScalar(a).add(this.origin)},lookAt:function(a){this.direction.copy(a).sub(this.origin).normalize();
return this},recast:function(){var a=new m;return function(b){this.origin.copy(this.at(b,a));return this}}(),closestPointToPoint:function(a,b){var c=b||new m;c.subVectors(a,this.origin);var d=c.dot(this.direction);return 0>d?c.copy(this.origin):c.copy(this.direction).multiplyScalar(d).add(this.origin)},distanceToPoint:function(a){return Math.sqrt(this.distanceSqToPoint(a))},distanceSqToPoint:function(){var a=new m;return function(b){var c=a.subVectors(b,this.origin).dot(this.direction);if(0>c)return this.origin.distanceToSquared(b);
a.copy(this.direction).multiplyScalar(c).add(this.origin);return a.distanceToSquared(b)}}(),distanceSqToSegment:function(){var a=new m,b=new m,c=new m;return function(d,e,f,g){a.copy(d).add(e).multiplyScalar(.5);b.copy(e).sub(d).normalize();c.copy(this.origin).sub(a);var h=.5*d.distanceTo(e),k=-this.direction.dot(b),n=c.dot(this.direction),l=-c.dot(b),m=c.lengthSq(),p=Math.abs(1-k*k),q;0<p?(d=k*l-n,e=k*n-l,q=h*p,0<=d?e>=-q?e<=q?(h=1/p,d*=h,e*=h,k=d*(d+k*e+2*n)+e*(k*d+e+2*l)+m):(e=h,d=Math.max(0,-(k*
e+n)),k=-d*d+e*(e+2*l)+m):(e=-h,d=Math.max(0,-(k*e+n)),k=-d*d+e*(e+2*l)+m):e<=-q?(d=Math.max(0,-(-k*h+n)),e=0<d?-h:Math.min(Math.max(-h,-l),h),k=-d*d+e*(e+2*l)+m):e<=q?(d=0,e=Math.min(Math.max(-h,-l),h),k=e*(e+2*l)+m):(d=Math.max(0,-(k*h+n)),e=0<d?h:Math.min(Math.max(-h,-l),h),k=-d*d+e*(e+2*l)+m)):(e=0<k?-h:h,d=Math.max(0,-(k*e+n)),k=-d*d+e*(e+2*l)+m);f&&f.copy(this.direction).multiplyScalar(d).add(this.origin);g&&g.copy(b).multiplyScalar(e).add(a);return k}}(),intersectSphere:function(){var a=new m;
return function(b,c){a.subVectors(b.center,this.origin);var d=a.dot(this.direction),e=a.dot(a)-d*d,f=b.radius*b.radius;if(e>f)return null;f=Math.sqrt(f-e);e=d-f;d+=f;return 0>e&&0>d?null:0>e?this.at(d,c):this.at(e,c)}}(),intersectsSphere:function(a){return this.distanceToPoint(a.center)<=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){var c=this.distanceToPlane(a);return null===c?null:this.at(c,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,d,e,f,g;d=1/this.direction.x;f=1/this.direction.y;g=1/this.direction.z;var h=this.origin;0<=d?(c=(a.min.x-h.x)*d,d*=a.max.x-h.x):(c=(a.max.x-h.x)*d,d*=a.min.x-h.x);0<=f?(e=(a.min.y-h.y)*f,f*=a.max.y-h.y):(e=(a.max.y-h.y)*f,f*=a.min.y-h.y);if(c>f||e>d)return null;if(e>c||c!==c)c=e;
if(f<d||d!==d)d=f;0<=g?(e=(a.min.z-h.z)*g,g*=a.max.z-h.z):(e=(a.max.z-h.z)*g,g*=a.min.z-h.z);if(c>g||e>d)return null;if(e>c||c!==c)c=e;if(g<d||d!==d)d=g;return 0>d?null:this.at(0<=c?c:d,b)},intersectsBox:function(){var a=new m;return function(b){return null!==this.intersectBox(b,a)}}(),intersectTriangle:function(){var a=new m,b=new m,c=new m,d=new m;return function(e,f,g,h,k){b.subVectors(f,e);c.subVectors(g,e);d.crossVectors(b,c);f=this.direction.dot(d);if(0<f){if(h)return null;h=1}else if(0>f)h=
-1,f=-f;else return null;a.subVectors(this.origin,e);e=h*this.direction.dot(c.crossVectors(a,c));if(0>e)return null;g=h*this.direction.dot(b.cross(a));if(0>g||e+g>f)return null;e=-h*a.dot(d);return 0>e?null:this.at(e/f,k)}}(),applyMatrix4:function(a){this.direction.add(this.origin).applyMatrix4(a);this.origin.applyMatrix4(a);this.direction.sub(this.origin);this.direction.normalize();return this},equals:function(a){return a.origin.equals(this.origin)&&a.direction.equals(this.direction)}};ua.RotationOrders=
"XYZ YZX ZXY XZY YXZ ZYX".split(" ");ua.DefaultOrder="XYZ";ua.prototype={constructor:ua,isEuler:!0,get x(){return this._x},set x(a){this._x=a;this.onChangeCallback()},get y(){return this._y},set y(a){this._y=a;this.onChangeCallback()},get z(){return this._z},set z(a){this._z=a;this.onChangeCallback()},get order(){return this._order},set order(a){this._order=a;this.onChangeCallback()},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=P.clamp,e=a.elements;a=e[0];var f=e[4],g=e[8],h=e[1],k=e[5],n=e[9],l=e[2],m=e[6],e=e[10];b=b||this._order;"XYZ"===b?(this._y=Math.asin(d(g,-1,1)),.99999>Math.abs(g)?(this._x=Math.atan2(-n,e),this._z=Math.atan2(-f,a)):(this._x=Math.atan2(m,k),this._z=0)):"YXZ"===
b?(this._x=Math.asin(-d(n,-1,1)),.99999>Math.abs(n)?(this._y=Math.atan2(g,e),this._z=Math.atan2(h,k)):(this._y=Math.atan2(-l,a),this._z=0)):"ZXY"===b?(this._x=Math.asin(d(m,-1,1)),.99999>Math.abs(m)?(this._y=Math.atan2(-l,e),this._z=Math.atan2(-f,k)):(this._y=0,this._z=Math.atan2(h,a))):"ZYX"===b?(this._y=Math.asin(-d(l,-1,1)),.99999>Math.abs(l)?(this._x=Math.atan2(m,e),this._z=Math.atan2(h,a)):(this._x=0,this._z=Math.atan2(-f,k))):"YZX"===b?(this._z=Math.asin(d(h,-1,1)),.99999>Math.abs(h)?(this._x=
Math.atan2(-n,k),this._y=Math.atan2(-l,a)):(this._x=0,this._y=Math.atan2(g,e))):"XZY"===b?(this._z=Math.asin(-d(f,-1,1)),.99999>Math.abs(f)?(this._x=Math.atan2(m,k),this._y=Math.atan2(g,a)):(this._x=Math.atan2(-n,e),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+b);this._order=b;if(!1!==c)this.onChangeCallback();return this},setFromQuaternion:function(){var a;return function(b,c,d){void 0===a&&(a=new I);a.makeRotationFromQuaternion(b);return this.setFromRotationMatrix(a,
c,d)}}(),setFromVector3:function(a,b){return this.set(a.x,a.y,a.z,b||this._order)},reorder:function(){var a=new aa;return function(b){a.setFromEuler(this);return this.setFromQuaternion(a,b)}}(),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 m(this._x,this._y,this._z)},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}};qb.prototype={constructor:qb,set:function(a){this.mask=1<<a},enable:function(a){this.mask|=1<<a},toggle:function(a){this.mask^=1<<a},disable:function(a){this.mask&=~(1<<a)},test:function(a){return 0!==(this.mask&a.mask)}};var yc=0;Y.DefaultUp=new m(0,1,0);Y.DefaultMatrixAutoUpdate=
!0;Y.prototype={constructor:Y,isObject3D:!0,applyMatrix:function(a){this.matrix.multiplyMatrices(a,this.matrix);this.matrix.decompose(this.position,this.quaternion,this.scale)},setRotationFromAxisAngle:function(a,b){this.quaternion.setFromAxisAngle(a,b)},setRotationFromEuler:function(a){this.quaternion.setFromEuler(a,!0)},setRotationFromMatrix:function(a){this.quaternion.setFromRotationMatrix(a)},setRotationFromQuaternion:function(a){this.quaternion.copy(a)},rotateOnAxis:function(){var a=new aa;return function(b,
c){a.setFromAxisAngle(b,c);this.quaternion.multiply(a);return this}}(),rotateX:function(){var a=new m(1,0,0);return function(b){return this.rotateOnAxis(a,b)}}(),rotateY:function(){var a=new m(0,1,0);return function(b){return this.rotateOnAxis(a,b)}}(),rotateZ:function(){var a=new m(0,0,1);return function(b){return this.rotateOnAxis(a,b)}}(),translateOnAxis:function(){var a=new m;return function(b,c){a.copy(b).applyQuaternion(this.quaternion);this.position.add(a.multiplyScalar(c));return this}}(),
translateX:function(){var a=new m(1,0,0);return function(b){return this.translateOnAxis(a,b)}}(),translateY:function(){var a=new m(0,1,0);return function(b){return this.translateOnAxis(a,b)}}(),translateZ:function(){var a=new m(0,0,1);return function(b){return this.translateOnAxis(a,b)}}(),localToWorld:function(a){return a.applyMatrix4(this.matrixWorld)},worldToLocal:function(){var a=new I;return function(b){return b.applyMatrix4(a.getInverse(this.matrixWorld))}}(),lookAt:function(){var a=new I;return function(b){a.lookAt(b,
this.position,this.up);this.quaternion.setFromRotationMatrix(a)}}(),add:function(a){if(1<arguments.length){for(var b=0;b<arguments.length;b++)this.add(arguments[b]);return this}if(a===this)return console.error("THREE.Object3D.add: object can't be added as a child of itself.",a),this;a&&a.isObject3D?(null!==a.parent&&a.parent.remove(a),a.parent=this,a.dispatchEvent({type:"added"}),this.children.push(a)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",a);return this},remove:function(a){if(1<
arguments.length)for(var b=0;b<arguments.length;b++)this.remove(arguments[b]);b=this.children.indexOf(a);-1!==b&&(a.parent=null,a.dispatchEvent({type:"removed"}),this.children.splice(b,1))},getObjectById:function(a){return this.getObjectByProperty("id",a)},getObjectByName:function(a){return this.getObjectByProperty("name",a)},getObjectByProperty:function(a,b){if(this[a]===b)return this;for(var c=0,d=this.children.length;c<d;c++){var e=this.children[c].getObjectByProperty(a,b);if(void 0!==e)return e}},
getWorldPosition:function(a){a=a||new m;this.updateMatrixWorld(!0);return a.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(){var a=new m,b=new m;return function(c){c=c||new aa;this.updateMatrixWorld(!0);this.matrixWorld.decompose(a,c,b);return c}}(),getWorldRotation:function(){var a=new aa;return function(b){b=b||new ua;this.getWorldQuaternion(a);return b.setFromQuaternion(a,this.rotation.order,!1)}}(),getWorldScale:function(){var a=new m,b=new aa;return function(c){c=c||new m;
this.updateMatrixWorld(!0);this.matrixWorld.decompose(a,b,c);return c}}(),getWorldDirection:function(){var a=new aa;return function(b){b=b||new m;this.getWorldQuaternion(a);return b.set(0,0,1).applyQuaternion(a)}}(),raycast:function(){},traverse:function(a){a(this);for(var b=this.children,c=0,d=b.length;c<d;c++)b[c].traverse(a)},traverseVisible:function(a){if(!1!==this.visible){a(this);for(var b=this.children,c=0,d=b.length;c<d;c++)b[c].traverseVisible(a)}},traverseAncestors:function(a){var b=this.parent;
null!==b&&(a(b),b.traverseAncestors(a))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale);this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(a){!0===this.matrixAutoUpdate&&this.updateMatrix();if(!0===this.matrixWorldNeedsUpdate||!0===a)null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,a=!0;for(var b=this.children,c=0,d=b.length;c<d;c++)b[c].updateMatrixWorld(a)},
toJSON:function(a){function b(a){var b=[],c;for(c in a){var d=a[c];delete d.metadata;b.push(d)}return b}var c=void 0===a||""===a,d={};c&&(a={geometries:{},materials:{},textures:{},images:{}},d.metadata={version:4.4,type:"Object",generator:"Object3D.toJSON"});var e={};e.uuid=this.uuid;e.type=this.type;""!==this.name&&(e.name=this.name);"{}"!==JSON.stringify(this.userData)&&(e.userData=this.userData);!0===this.castShadow&&(e.castShadow=!0);!0===this.receiveShadow&&(e.receiveShadow=!0);!1===this.visible&&
(e.visible=!1);e.matrix=this.matrix.toArray();void 0!==this.geometry&&(void 0===a.geometries[this.geometry.uuid]&&(a.geometries[this.geometry.uuid]=this.geometry.toJSON(a)),e.geometry=this.geometry.uuid);void 0!==this.material&&(void 0===a.materials[this.material.uuid]&&(a.materials[this.material.uuid]=this.material.toJSON(a)),e.material=this.material.uuid);if(0<this.children.length){e.children=[];for(var f=0;f<this.children.length;f++)e.children.push(this.children[f].toJSON(a).object)}if(c){var c=
b(a.geometries),f=b(a.materials),g=b(a.textures);a=b(a.images);0<c.length&&(d.geometries=c);0<f.length&&(d.materials=f);0<g.length&&(d.textures=g);0<a.length&&(d.images=a)}d.object=e;return d},clone:function(a){return(new this.constructor).copy(this,a)},copy:function(a,b){void 0===b&&(b=!0);this.name=a.name;this.up.copy(a.up);this.position.copy(a.position);this.quaternion.copy(a.quaternion);this.scale.copy(a.scale);this.matrix.copy(a.matrix);this.matrixWorld.copy(a.matrixWorld);this.matrixAutoUpdate=
a.matrixAutoUpdate;this.matrixWorldNeedsUpdate=a.matrixWorldNeedsUpdate;this.layers.mask=a.layers.mask;this.visible=a.visible;this.castShadow=a.castShadow;this.receiveShadow=a.receiveShadow;this.frustumCulled=a.frustumCulled;this.renderOrder=a.renderOrder;this.userData=JSON.parse(JSON.stringify(a.userData));if(!0===b)for(var c=0;c<a.children.length;c++)this.add(a.children[c].clone());return this}};Object.assign(Y.prototype,Ba.prototype);Da.prototype={constructor:Da,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){return(a||new m).addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(a){return(a||new m).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){var c=b||new m;return this.delta(c).multiplyScalar(a).add(this.start)},
closestPointToPointParameter:function(){var a=new m,b=new m;return function(c,d){a.subVectors(c,this.start);b.subVectors(this.end,this.start);var e=b.dot(b),e=b.dot(a)/e;d&&(e=P.clamp(e,0,1));return e}}(),closestPointToPoint:function(a,b,c){a=this.closestPointToPointParameter(a,b);c=c||new m;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)}};
na.normal=function(){var a=new m;return function(b,c,d,e){e=e||new m;e.subVectors(d,c);a.subVectors(b,c);e.cross(a);b=e.lengthSq();return 0<b?e.multiplyScalar(1/Math.sqrt(b)):e.set(0,0,0)}}();na.barycoordFromPoint=function(){var a=new m,b=new m,c=new m;return function(d,e,f,g,h){a.subVectors(g,e);b.subVectors(f,e);c.subVectors(d,e);d=a.dot(a);e=a.dot(b);f=a.dot(c);var k=b.dot(b);g=b.dot(c);var n=d*k-e*e;h=h||new m;if(0===n)return h.set(-2,-1,-1);n=1/n;k=(k*f-e*g)*n;d=(d*g-e*f)*n;return h.set(1-k-
d,d,k)}}();na.containsPoint=function(){var a=new m;return function(b,c,d,e){b=na.barycoordFromPoint(b,c,d,e,a);return 0<=b.x&&0<=b.y&&1>=b.x+b.y}}();na.prototype={constructor:na,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},
area:function(){var a=new m,b=new m;return function(){a.subVectors(this.c,this.b);b.subVectors(this.a,this.b);return.5*a.cross(b).length()}}(),midpoint:function(a){return(a||new m).addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},normal:function(a){return na.normal(this.a,this.b,this.c,a)},plane:function(a){return(a||new ja).setFromCoplanarPoints(this.a,this.b,this.c)},barycoordFromPoint:function(a,b){return na.barycoordFromPoint(a,this.a,this.b,this.c,b)},containsPoint:function(a){return na.containsPoint(a,
this.a,this.b,this.c)},closestPointToPoint:function(){var a,b,c,d;return function(e,f){void 0===a&&(a=new ja,b=[new Da,new Da,new Da],c=new m,d=new m);var g=f||new m,h=Infinity;a.setFromCoplanarPoints(this.a,this.b,this.c);a.projectPoint(e,c);if(!0===this.containsPoint(c))g.copy(c);else{b[0].set(this.a,this.b);b[1].set(this.b,this.c);b[2].set(this.c,this.a);for(var k=0;k<b.length;k++){b[k].closestPointToPoint(c,!0,d);var n=c.distanceToSquared(d);n<h&&(h=n,g.copy(d))}}return g}}(),equals:function(a){return a.a.equals(this.a)&&
a.b.equals(this.b)&&a.c.equals(this.c)}};xa.prototype={constructor:xa,clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.a=a.a;this.b=a.b;this.c=a.c;this.normal.copy(a.normal);this.color.copy(a.color);this.materialIndex=a.materialIndex;for(var b=0,c=a.vertexNormals.length;b<c;b++)this.vertexNormals[b]=a.vertexNormals[b].clone();b=0;for(c=a.vertexColors.length;b<c;b++)this.vertexColors[b]=a.vertexColors[b].clone();return this}};La.prototype=Object.create(ia.prototype);
La.prototype.constructor=La;La.prototype.isMeshBasicMaterial=!0;La.prototype.copy=function(a){ia.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.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;return this};ba.prototype={constructor:ba,isBufferAttribute:!0,set needsUpdate(a){!0===a&&this.version++},setArray:function(a){if(Array.isArray(a))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.count=void 0!==a?a.length/this.itemSize:0;this.array=a},setDynamic:function(a){this.dynamic=a;return this},copy:function(a){this.array=
new a.array.constructor(a.array);this.itemSize=a.itemSize;this.count=a.count;this.normalized=a.normalized;this.dynamic=a.dynamic;return this},copyAt:function(a,b,c){a*=this.itemSize;c*=b.itemSize;for(var d=0,e=this.itemSize;d<e;d++)this.array[a+d]=b.array[c+d];return this},copyArray:function(a){this.array.set(a);return this},copyColorsArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];void 0===f&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",
d),f=new ea);b[c++]=f.r;b[c++]=f.g;b[c++]=f.b}return this},copyIndicesArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];b[c++]=f.a;b[c++]=f.b;b[c++]=f.c}return this},copyVector2sArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];void 0===f&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",d),f=new A);b[c++]=f.x;b[c++]=f.y}return this},copyVector3sArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=
a[d];void 0===f&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",d),f=new m);b[c++]=f.x;b[c++]=f.y;b[c++]=f.z}return this},copyVector4sArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];void 0===f&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",d),f=new da);b[c++]=f.x;b[c++]=f.y;b[c++]=f.z;b[c++]=f.w}return this},set:function(a,b){void 0===b&&(b=0);this.array.set(a,b);return this},getX:function(a){return this.array[a*
this.itemSize]},setX:function(a,b){this.array[a*this.itemSize]=b;return this},getY:function(a){return this.array[a*this.itemSize+1]},setY:function(a,b){this.array[a*this.itemSize+1]=b;return this},getZ:function(a){return this.array[a*this.itemSize+2]},setZ:function(a,b){this.array[a*this.itemSize+2]=b;return this},getW:function(a){return this.array[a*this.itemSize+3]},setW:function(a,b){this.array[a*this.itemSize+3]=b;return this},setXY:function(a,b,c){a*=this.itemSize;this.array[a+0]=b;this.array[a+
1]=c;return this},setXYZ:function(a,b,c,d){a*=this.itemSize;this.array[a+0]=b;this.array[a+1]=c;this.array[a+2]=d;return this},setXYZW:function(a,b,c,d,e){a*=this.itemSize;this.array[a+0]=b;this.array[a+1]=c;this.array[a+2]=d;this.array[a+3]=e;return this},onUpload:function(a){this.onUploadCallback=a;return this},clone:function(){return(new this.constructor(this.array,this.itemSize)).copy(this)}};ya.prototype=Object.create(ba.prototype);ya.prototype.constructor=ya;Qa.prototype=Object.create(ba.prototype);
Qa.prototype.constructor=Qa;Q.prototype=Object.create(ba.prototype);Q.prototype.constructor=Q;Object.assign(Lb.prototype,{computeGroups:function(a){var b,c=[],d=void 0;a=a.faces;for(var e=0;e<a.length;e++){var f=a[e];f.materialIndex!==d&&(d=f.materialIndex,void 0!==b&&(b.count=3*e-b.start,c.push(b)),b={start:3*e,materialIndex:d})}void 0!==b&&(b.count=3*e-b.start,c.push(b));this.groups=c},fromGeometry:function(a){var b=a.faces,c=a.vertices,d=a.faceVertexUvs,e=d[0]&&0<d[0].length,f=d[1]&&0<d[1].length,
g=a.morphTargets,h=g.length,k;if(0<h){k=[];for(var n=0;n<h;n++)k[n]=[];this.morphTargets.position=k}var l=a.morphNormals,m=l.length,p;if(0<m){p=[];for(n=0;n<m;n++)p[n]=[];this.morphTargets.normal=p}for(var q=a.skinIndices,x=a.skinWeights,w=q.length===c.length,z=x.length===c.length,n=0;n<b.length;n++){var v=b[n];this.vertices.push(c[v.a],c[v.b],c[v.c]);var y=v.vertexNormals;3===y.length?this.normals.push(y[0],y[1],y[2]):(y=v.normal,this.normals.push(y,y,y));y=v.vertexColors;3===y.length?this.colors.push(y[0],
y[1],y[2]):(y=v.color,this.colors.push(y,y,y));!0===e&&(y=d[0][n],void 0!==y?this.uvs.push(y[0],y[1],y[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",n),this.uvs.push(new A,new A,new A)));!0===f&&(y=d[1][n],void 0!==y?this.uvs2.push(y[0],y[1],y[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",n),this.uvs2.push(new A,new A,new A)));for(y=0;y<h;y++){var S=g[y].vertices;k[y].push(S[v.a],S[v.b],S[v.c])}for(y=0;y<m;y++)S=l[y].vertexNormals[n],
p[y].push(S.a,S.b,S.c);w&&this.skinIndices.push(q[v.a],q[v.b],q[v.c]);z&&this.skinWeights.push(x[v.a],x[v.b],x[v.c])}this.computeGroups(a);this.verticesNeedUpdate=a.verticesNeedUpdate;this.normalsNeedUpdate=a.normalsNeedUpdate;this.colorsNeedUpdate=a.colorsNeedUpdate;this.uvsNeedUpdate=a.uvsNeedUpdate;this.groupsNeedUpdate=a.groupsNeedUpdate;return this}});var Mb=0;la.prototype={constructor:la,isGeometry:!0,applyMatrix:function(a){for(var b=(new pa).getNormalMatrix(a),c=0,d=this.vertices.length;c<
d;c++)this.vertices[c].applyMatrix4(a);c=0;for(d=this.faces.length;c<d;c++){a=this.faces[c];a.normal.applyMatrix3(b).normalize();for(var e=0,f=a.vertexNormals.length;e<f;e++)a.vertexNormals[e].applyMatrix3(b).normalize()}null!==this.boundingBox&&this.computeBoundingBox();null!==this.boundingSphere&&this.computeBoundingSphere();this.normalsNeedUpdate=this.verticesNeedUpdate=!0;return this},rotateX:function(){var a;return function(b){void 0===a&&(a=new I);a.makeRotationX(b);this.applyMatrix(a);return this}}(),
rotateY:function(){var a;return function(b){void 0===a&&(a=new I);a.makeRotationY(b);this.applyMatrix(a);return this}}(),rotateZ:function(){var a;return function(b){void 0===a&&(a=new I);a.makeRotationZ(b);this.applyMatrix(a);return this}}(),translate:function(){var a;return function(b,c,d){void 0===a&&(a=new I);a.makeTranslation(b,c,d);this.applyMatrix(a);return this}}(),scale:function(){var a;return function(b,c,d){void 0===a&&(a=new I);a.makeScale(b,c,d);this.applyMatrix(a);return this}}(),lookAt:function(){var a;
return function(b){void 0===a&&(a=new Y);a.lookAt(b);a.updateMatrix();this.applyMatrix(a.matrix)}}(),fromBufferGeometry:function(a){function b(a,b,d,e){var f=void 0!==g?[l[a].clone(),l[b].clone(),l[d].clone()]:[],m=void 0!==h?[c.colors[a].clone(),c.colors[b].clone(),c.colors[d].clone()]:[];e=new xa(a,b,d,f,m,e);c.faces.push(e);void 0!==k&&c.faceVertexUvs[0].push([r[a].clone(),r[b].clone(),r[d].clone()]);void 0!==n&&c.faceVertexUvs[1].push([p[a].clone(),p[b].clone(),p[d].clone()])}var c=this,d=null!==
a.index?a.index.array:void 0,e=a.attributes,f=e.position.array,g=void 0!==e.normal?e.normal.array:void 0,h=void 0!==e.color?e.color.array:void 0,k=void 0!==e.uv?e.uv.array:void 0,n=void 0!==e.uv2?e.uv2.array:void 0;void 0!==n&&(this.faceVertexUvs[1]=[]);for(var l=[],r=[],p=[],q=e=0;e<f.length;e+=3,q+=2)c.vertices.push(new m(f[e],f[e+1],f[e+2])),void 0!==g&&l.push(new m(g[e],g[e+1],g[e+2])),void 0!==h&&c.colors.push(new ea(h[e],h[e+1],h[e+2])),void 0!==k&&r.push(new A(k[q],k[q+1])),void 0!==n&&p.push(new A(n[q],
n[q+1]));if(void 0!==d)if(f=a.groups,0<f.length)for(e=0;e<f.length;e++)for(var x=f[e],w=x.start,z=x.count,q=w,w=w+z;q<w;q+=3)b(d[q],d[q+1],d[q+2],x.materialIndex);else for(e=0;e<d.length;e+=3)b(d[e],d[e+1],d[e+2]);else for(e=0;e<f.length/3;e+=3)b(e,e+1,e+2);this.computeFaceNormals();null!==a.boundingBox&&(this.boundingBox=a.boundingBox.clone());null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());return this},center:function(){this.computeBoundingBox();var a=this.boundingBox.getCenter().negate();
this.translate(a.x,a.y,a.z);return a},normalize:function(){this.computeBoundingSphere();var a=this.boundingSphere.center,b=this.boundingSphere.radius,b=0===b?1:1/b,c=new I;c.set(b,0,0,-b*a.x,0,b,0,-b*a.y,0,0,b,-b*a.z,0,0,0,1);this.applyMatrix(c);return this},computeFaceNormals:function(){for(var a=new m,b=new m,c=0,d=this.faces.length;c<d;c++){var e=this.faces[c],f=this.vertices[e.a],g=this.vertices[e.b];a.subVectors(this.vertices[e.c],g);b.subVectors(f,g);a.cross(b);a.normalize();e.normal.copy(a)}},
computeVertexNormals:function(a){void 0===a&&(a=!0);var b,c,d;d=Array(this.vertices.length);b=0;for(c=this.vertices.length;b<c;b++)d[b]=new m;if(a){var e,f,g,h=new m,k=new m;a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],e=this.vertices[c.a],f=this.vertices[c.b],g=this.vertices[c.c],h.subVectors(g,f),k.subVectors(e,f),h.cross(k),d[c.a].add(h),d[c.b].add(h),d[c.c].add(h)}else for(this.computeFaceNormals(),a=0,b=this.faces.length;a<b;a++)c=this.faces[a],d[c.a].add(c.normal),d[c.b].add(c.normal),
d[c.c].add(c.normal);b=0;for(c=this.vertices.length;b<c;b++)d[b].normalize();a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],e=c.vertexNormals,3===e.length?(e[0].copy(d[c.a]),e[1].copy(d[c.b]),e[2].copy(d[c.c])):(e[0]=d[c.a].clone(),e[1]=d[c.b].clone(),e[2]=d[c.c].clone());0<this.faces.length&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){var a,b,c;this.computeFaceNormals();a=0;for(b=this.faces.length;a<b;a++){c=this.faces[a];var d=c.vertexNormals;3===d.length?(d[0].copy(c.normal),
d[1].copy(c.normal),d[2].copy(c.normal)):(d[0]=c.normal.clone(),d[1]=c.normal.clone(),d[2]=c.normal.clone())}0<this.faces.length&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var a,b,c,d,e;c=0;for(d=this.faces.length;c<d;c++)for(e=this.faces[c],e.__originalFaceNormal?e.__originalFaceNormal.copy(e.normal):e.__originalFaceNormal=e.normal.clone(),e.__originalVertexNormals||(e.__originalVertexNormals=[]),a=0,b=e.vertexNormals.length;a<b;a++)e.__originalVertexNormals[a]?e.__originalVertexNormals[a].copy(e.vertexNormals[a]):
e.__originalVertexNormals[a]=e.vertexNormals[a].clone();var f=new la;f.faces=this.faces;a=0;for(b=this.morphTargets.length;a<b;a++){if(!this.morphNormals[a]){this.morphNormals[a]={};this.morphNormals[a].faceNormals=[];this.morphNormals[a].vertexNormals=[];e=this.morphNormals[a].faceNormals;var g=this.morphNormals[a].vertexNormals,h,k;c=0;for(d=this.faces.length;c<d;c++)h=new m,k={a:new m,b:new m,c:new m},e.push(h),g.push(k)}g=this.morphNormals[a];f.vertices=this.morphTargets[a].vertices;f.computeFaceNormals();
f.computeVertexNormals();c=0;for(d=this.faces.length;c<d;c++)e=this.faces[c],h=g.faceNormals[c],k=g.vertexNormals[c],h.copy(e.normal),k.a.copy(e.vertexNormals[0]),k.b.copy(e.vertexNormals[1]),k.c.copy(e.vertexNormals[2])}c=0;for(d=this.faces.length;c<d;c++)e=this.faces[c],e.normal=e.__originalFaceNormal,e.vertexNormals=e.__originalVertexNormals},computeLineDistances:function(){for(var a=0,b=this.vertices,c=0,d=b.length;c<d;c++)0<c&&(a+=b[c].distanceTo(b[c-1])),this.lineDistances[c]=a},computeBoundingBox:function(){null===
this.boundingBox&&(this.boundingBox=new ra);this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new Ia);this.boundingSphere.setFromPoints(this.vertices)},merge:function(a,b,c){if(!1===(a&&a.isGeometry))console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",a);else{var d,e=this.vertices.length,f=this.vertices,g=a.vertices,h=this.faces,k=a.faces,n=this.faceVertexUvs[0],l=a.faceVertexUvs[0],m=this.colors,
p=a.colors;void 0===c&&(c=0);void 0!==b&&(d=(new pa).getNormalMatrix(b));a=0;for(var q=g.length;a<q;a++){var x=g[a].clone();void 0!==b&&x.applyMatrix4(b);f.push(x)}a=0;for(q=p.length;a<q;a++)m.push(p[a].clone());a=0;for(q=k.length;a<q;a++){var g=k[a],w=g.vertexNormals,p=g.vertexColors,m=new xa(g.a+e,g.b+e,g.c+e);m.normal.copy(g.normal);void 0!==d&&m.normal.applyMatrix3(d).normalize();b=0;for(f=w.length;b<f;b++)x=w[b].clone(),void 0!==d&&x.applyMatrix3(d).normalize(),m.vertexNormals.push(x);m.color.copy(g.color);
b=0;for(f=p.length;b<f;b++)x=p[b],m.vertexColors.push(x.clone());m.materialIndex=g.materialIndex+c;h.push(m)}a=0;for(q=l.length;a<q;a++)if(c=l[a],d=[],void 0!==c){b=0;for(f=c.length;b<f;b++)d.push(c[b].clone());n.push(d)}}},mergeMesh:function(a){!1===(a&&a.isMesh)?console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",a):(a.matrixAutoUpdate&&a.updateMatrix(),this.merge(a.geometry,a.matrix))},mergeVertices:function(){var a={},b=[],c=[],d,e=Math.pow(10,4),f,g;f=0;for(g=this.vertices.length;f<
g;f++)d=this.vertices[f],d=Math.round(d.x*e)+"_"+Math.round(d.y*e)+"_"+Math.round(d.z*e),void 0===a[d]?(a[d]=f,b.push(this.vertices[f]),c[f]=b.length-1):c[f]=c[a[d]];a=[];f=0;for(g=this.faces.length;f<g;f++)for(e=this.faces[f],e.a=c[e.a],e.b=c[e.b],e.c=c[e.c],e=[e.a,e.b,e.c],d=0;3>d;d++)if(e[d]===e[(d+1)%3]){a.push(f);break}for(f=a.length-1;0<=f;f--)for(e=a[f],this.faces.splice(e,1),c=0,g=this.faceVertexUvs.length;c<g;c++)this.faceVertexUvs[c].splice(e,1);f=this.vertices.length-b.length;this.vertices=
b;return f},sortFacesByMaterialIndex:function(){for(var a=this.faces,b=a.length,c=0;c<b;c++)a[c]._id=c;a.sort(function(a,b){return a.materialIndex-b.materialIndex});var d=this.faceVertexUvs[0],e=this.faceVertexUvs[1],f,g;d&&d.length===b&&(f=[]);e&&e.length===b&&(g=[]);for(c=0;c<b;c++){var h=a[c]._id;f&&f.push(d[h]);g&&g.push(e[h])}f&&(this.faceVertexUvs[0]=f);g&&(this.faceVertexUvs[1]=g)},toJSON:function(){function a(a,b,c){return c?a|1<<b:a&~(1<<b)}function b(a){var b=a.x.toString()+a.y.toString()+
a.z.toString();if(void 0!==n[b])return n[b];n[b]=k.length/3;k.push(a.x,a.y,a.z);return n[b]}function c(a){var b=a.r.toString()+a.g.toString()+a.b.toString();if(void 0!==m[b])return m[b];m[b]=l.length;l.push(a.getHex());return m[b]}function d(a){var b=a.x.toString()+a.y.toString();if(void 0!==q[b])return q[b];q[b]=p.length/2;p.push(a.x,a.y);return q[b]}var e={metadata:{version:4.4,type:"Geometry",generator:"Geometry.toJSON"}};e.uuid=this.uuid;e.type=this.type;""!==this.name&&(e.name=this.name);if(void 0!==
this.parameters){var f=this.parameters,g;for(g in f)void 0!==f[g]&&(e[g]=f[g]);return e}f=[];for(g=0;g<this.vertices.length;g++){var h=this.vertices[g];f.push(h.x,h.y,h.z)}var h=[],k=[],n={},l=[],m={},p=[],q={};for(g=0;g<this.faces.length;g++){var x=this.faces[g],w=void 0!==this.faceVertexUvs[0][g],z=0<x.normal.length(),v=0<x.vertexNormals.length,y=1!==x.color.r||1!==x.color.g||1!==x.color.b,S=0<x.vertexColors.length,t=0,t=a(t,0,0),t=a(t,1,!0),t=a(t,2,!1),t=a(t,3,w),t=a(t,4,z),t=a(t,5,v),t=a(t,6,
y),t=a(t,7,S);h.push(t);h.push(x.a,x.b,x.c);h.push(x.materialIndex);w&&(w=this.faceVertexUvs[0][g],h.push(d(w[0]),d(w[1]),d(w[2])));z&&h.push(b(x.normal));v&&(z=x.vertexNormals,h.push(b(z[0]),b(z[1]),b(z[2])));y&&h.push(c(x.color));S&&(x=x.vertexColors,h.push(c(x[0]),c(x[1]),c(x[2])))}e.data={};e.data.vertices=f;e.data.normals=k;0<l.length&&(e.data.colors=l);0<p.length&&(e.data.uvs=[p]);e.data.faces=h;return e},clone:function(){return(new la).copy(this)},copy:function(a){var b,c,d,e,f,g;this.vertices=
[];this.colors=[];this.faces=[];this.faceVertexUvs=[[]];this.morphTargets=[];this.morphNormals=[];this.skinWeights=[];this.skinIndices=[];this.lineDistances=[];this.boundingSphere=this.boundingBox=null;this.name=a.name;d=a.vertices;b=0;for(c=d.length;b<c;b++)this.vertices.push(d[b].clone());d=a.colors;b=0;for(c=d.length;b<c;b++)this.colors.push(d[b].clone());d=a.faces;b=0;for(c=d.length;b<c;b++)this.faces.push(d[b].clone());b=0;for(c=a.faceVertexUvs.length;b<c;b++){var h=a.faceVertexUvs[b];void 0===
this.faceVertexUvs[b]&&(this.faceVertexUvs[b]=[]);d=0;for(e=h.length;d<e;d++){var k=h[d],l=[];f=0;for(g=k.length;f<g;f++)l.push(k[f].clone());this.faceVertexUvs[b].push(l)}}f=a.morphTargets;b=0;for(c=f.length;b<c;b++){g={};g.name=f[b].name;if(void 0!==f[b].vertices)for(g.vertices=[],d=0,e=f[b].vertices.length;d<e;d++)g.vertices.push(f[b].vertices[d].clone());if(void 0!==f[b].normals)for(g.normals=[],d=0,e=f[b].normals.length;d<e;d++)g.normals.push(f[b].normals[d].clone());this.morphTargets.push(g)}f=
a.morphNormals;b=0;for(c=f.length;b<c;b++){g={};if(void 0!==f[b].vertexNormals)for(g.vertexNormals=[],d=0,e=f[b].vertexNormals.length;d<e;d++)h=f[b].vertexNormals[d],k={},k.a=h.a.clone(),k.b=h.b.clone(),k.c=h.c.clone(),g.vertexNormals.push(k);if(void 0!==f[b].faceNormals)for(g.faceNormals=[],d=0,e=f[b].faceNormals.length;d<e;d++)g.faceNormals.push(f[b].faceNormals[d].clone());this.morphNormals.push(g)}d=a.skinWeights;b=0;for(c=d.length;b<c;b++)this.skinWeights.push(d[b].clone());d=a.skinIndices;b=
0;for(c=d.length;b<c;b++)this.skinIndices.push(d[b].clone());d=a.lineDistances;b=0;for(c=d.length;b<c;b++)this.lineDistances.push(d[b]);b=a.boundingBox;null!==b&&(this.boundingBox=b.clone());b=a.boundingSphere;null!==b&&(this.boundingSphere=b.clone());this.elementsNeedUpdate=a.elementsNeedUpdate;this.verticesNeedUpdate=a.verticesNeedUpdate;this.uvsNeedUpdate=a.uvsNeedUpdate;this.normalsNeedUpdate=a.normalsNeedUpdate;this.colorsNeedUpdate=a.colorsNeedUpdate;this.lineDistancesNeedUpdate=a.lineDistancesNeedUpdate;
this.groupsNeedUpdate=a.groupsNeedUpdate;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}};Object.assign(la.prototype,Ba.prototype);fa.prototype={constructor:fa,isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(a){Array.isArray(a)?this.index=new (65535<rb(a)?Qa:ya)(a,1):this.index=a},addAttribute:function(a,b,c){if(!1===(b&&b.isBufferAttribute)&&!1===(b&&b.isInterleavedBufferAttribute))console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),
this.addAttribute(a,new ba(b,c));else if("index"===a)console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(b);else return this.attributes[a]=b,this},getAttribute:function(a){return this.attributes[a]},removeAttribute:function(a){delete this.attributes[a];return this},addGroup:function(a,b,c){this.groups.push({start:a,count:b,materialIndex:void 0!==c?c:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(a,b){this.drawRange.start=a;this.drawRange.count=
b},applyMatrix:function(a){var b=this.attributes.position;void 0!==b&&(a.applyToBufferAttribute(b),b.needsUpdate=!0);b=this.attributes.normal;void 0!==b&&((new pa).getNormalMatrix(a).applyToBufferAttribute(b),b.needsUpdate=!0);null!==this.boundingBox&&this.computeBoundingBox();null!==this.boundingSphere&&this.computeBoundingSphere();return this},rotateX:function(){var a;return function(b){void 0===a&&(a=new I);a.makeRotationX(b);this.applyMatrix(a);return this}}(),rotateY:function(){var a;return function(b){void 0===
a&&(a=new I);a.makeRotationY(b);this.applyMatrix(a);return this}}(),rotateZ:function(){var a;return function(b){void 0===a&&(a=new I);a.makeRotationZ(b);this.applyMatrix(a);return this}}(),translate:function(){var a;return function(b,c,d){void 0===a&&(a=new I);a.makeTranslation(b,c,d);this.applyMatrix(a);return this}}(),scale:function(){var a;return function(b,c,d){void 0===a&&(a=new I);a.makeScale(b,c,d);this.applyMatrix(a);return this}}(),lookAt:function(){var a;return function(b){void 0===a&&(a=
new Y);a.lookAt(b);a.updateMatrix();this.applyMatrix(a.matrix)}}(),center:function(){this.computeBoundingBox();var a=this.boundingBox.getCenter().negate();this.translate(a.x,a.y,a.z);return a},setFromObject:function(a){var b=a.geometry;if(a.isPoints||a.isLine){a=new Q(3*b.vertices.length,3);var c=new Q(3*b.colors.length,3);this.addAttribute("position",a.copyVector3sArray(b.vertices));this.addAttribute("color",c.copyColorsArray(b.colors));b.lineDistances&&b.lineDistances.length===b.vertices.length&&
(a=new Q(b.lineDistances.length,1),this.addAttribute("lineDistance",a.copyArray(b.lineDistances)));null!==b.boundingSphere&&(this.boundingSphere=b.boundingSphere.clone());null!==b.boundingBox&&(this.boundingBox=b.boundingBox.clone())}else a.isMesh&&b&&b.isGeometry&&this.fromGeometry(b);return this},updateFromObject:function(a){var b=a.geometry;if(a.isMesh){var c=b.__directGeometry;!0===b.elementsNeedUpdate&&(c=void 0,b.elementsNeedUpdate=!1);if(void 0===c)return this.fromGeometry(b);c.verticesNeedUpdate=
b.verticesNeedUpdate;c.normalsNeedUpdate=b.normalsNeedUpdate;c.colorsNeedUpdate=b.colorsNeedUpdate;c.uvsNeedUpdate=b.uvsNeedUpdate;c.groupsNeedUpdate=b.groupsNeedUpdate;b.verticesNeedUpdate=!1;b.normalsNeedUpdate=!1;b.colorsNeedUpdate=!1;b.uvsNeedUpdate=!1;b.groupsNeedUpdate=!1;b=c}!0===b.verticesNeedUpdate&&(c=this.attributes.position,void 0!==c&&(c.copyVector3sArray(b.vertices),c.needsUpdate=!0),b.verticesNeedUpdate=!1);!0===b.normalsNeedUpdate&&(c=this.attributes.normal,void 0!==c&&(c.copyVector3sArray(b.normals),
c.needsUpdate=!0),b.normalsNeedUpdate=!1);!0===b.colorsNeedUpdate&&(c=this.attributes.color,void 0!==c&&(c.copyColorsArray(b.colors),c.needsUpdate=!0),b.colorsNeedUpdate=!1);b.uvsNeedUpdate&&(c=this.attributes.uv,void 0!==c&&(c.copyVector2sArray(b.uvs),c.needsUpdate=!0),b.uvsNeedUpdate=!1);b.lineDistancesNeedUpdate&&(c=this.attributes.lineDistance,void 0!==c&&(c.copyArray(b.lineDistances),c.needsUpdate=!0),b.lineDistancesNeedUpdate=!1);b.groupsNeedUpdate&&(b.computeGroups(a.geometry),this.groups=
b.groups,b.groupsNeedUpdate=!1);return this},fromGeometry:function(a){a.__directGeometry=(new Lb).fromGeometry(a);return this.fromDirectGeometry(a.__directGeometry)},fromDirectGeometry:function(a){var b=new Float32Array(3*a.vertices.length);this.addAttribute("position",(new ba(b,3)).copyVector3sArray(a.vertices));0<a.normals.length&&(b=new Float32Array(3*a.normals.length),this.addAttribute("normal",(new ba(b,3)).copyVector3sArray(a.normals)));0<a.colors.length&&(b=new Float32Array(3*a.colors.length),
this.addAttribute("color",(new ba(b,3)).copyColorsArray(a.colors)));0<a.uvs.length&&(b=new Float32Array(2*a.uvs.length),this.addAttribute("uv",(new ba(b,2)).copyVector2sArray(a.uvs)));0<a.uvs2.length&&(b=new Float32Array(2*a.uvs2.length),this.addAttribute("uv2",(new ba(b,2)).copyVector2sArray(a.uvs2)));0<a.indices.length&&(b=new (65535<rb(a.indices)?Uint32Array:Uint16Array)(3*a.indices.length),this.setIndex((new ba(b,1)).copyIndicesArray(a.indices)));this.groups=a.groups;for(var c in a.morphTargets){for(var b=
[],d=a.morphTargets[c],e=0,f=d.length;e<f;e++){var g=d[e],h=new Q(3*g.length,3);b.push(h.copyVector3sArray(g))}this.morphAttributes[c]=b}0<a.skinIndices.length&&(c=new Q(4*a.skinIndices.length,4),this.addAttribute("skinIndex",c.copyVector4sArray(a.skinIndices)));0<a.skinWeights.length&&(c=new Q(4*a.skinWeights.length,4),this.addAttribute("skinWeight",c.copyVector4sArray(a.skinWeights)));null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());null!==a.boundingBox&&(this.boundingBox=
a.boundingBox.clone());return this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new ra);var a=this.attributes.position;void 0!==a?this.boundingBox.setFromBufferAttribute(a):this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox: Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)},computeBoundingSphere:function(){var a=
new ra,b=new m;return function(){null===this.boundingSphere&&(this.boundingSphere=new Ia);var c=this.attributes.position;if(c){var d=this.boundingSphere.center;a.setFromBufferAttribute(c);a.getCenter(d);for(var e=0,f=0,g=c.count;f<g;f++)b.x=c.getX(f),b.y=c.getY(f),b.z=c.getZ(f),e=Math.max(e,d.distanceToSquared(b));this.boundingSphere.radius=Math.sqrt(e);isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',
this)}}}(),computeFaceNormals:function(){},computeVertexNormals:function(){var a=this.index,b=this.attributes,c=this.groups;if(b.position){var d=b.position.array;if(void 0===b.normal)this.addAttribute("normal",new ba(new Float32Array(d.length),3));else for(var e=b.normal.array,f=0,g=e.length;f<g;f++)e[f]=0;var e=b.normal.array,h,k,l,B=new m,r=new m,p=new m,q=new m,x=new m;if(a){a=a.array;0===c.length&&this.addGroup(0,a.length);for(var w=0,z=c.length;w<z;++w)for(f=c[w],g=f.start,h=f.count,f=g,g+=h;f<
g;f+=3)h=3*a[f+0],k=3*a[f+1],l=3*a[f+2],B.fromArray(d,h),r.fromArray(d,k),p.fromArray(d,l),q.subVectors(p,r),x.subVectors(B,r),q.cross(x),e[h]+=q.x,e[h+1]+=q.y,e[h+2]+=q.z,e[k]+=q.x,e[k+1]+=q.y,e[k+2]+=q.z,e[l]+=q.x,e[l+1]+=q.y,e[l+2]+=q.z}else for(f=0,g=d.length;f<g;f+=9)B.fromArray(d,f),r.fromArray(d,f+3),p.fromArray(d,f+6),q.subVectors(p,r),x.subVectors(B,r),q.cross(x),e[f]=q.x,e[f+1]=q.y,e[f+2]=q.z,e[f+3]=q.x,e[f+4]=q.y,e[f+5]=q.z,e[f+6]=q.x,e[f+7]=q.y,e[f+8]=q.z;this.normalizeNormals();b.normal.needsUpdate=
!0}},merge:function(a,b){if(!1===(a&&a.isBufferGeometry))console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",a);else{void 0===b&&(b=0);var c=this.attributes,d;for(d in c)if(void 0!==a.attributes[d])for(var e=c[d].array,f=a.attributes[d],g=f.array,h=0,f=f.itemSize*b;h<g.length;h++,f++)e[f]=g[h];return this}},normalizeNormals:function(){for(var a=this.attributes.normal.array,b,c,d,e=0,f=a.length;e<f;e+=3)b=a[e],c=a[e+1],d=a[e+2],b=1/Math.sqrt(b*b+c*c+d*d),
a[e]*=b,a[e+1]*=b,a[e+2]*=b},toNonIndexed:function(){if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var a=new fa,b=this.index.array,c=this.attributes,d;for(d in c){for(var e=c[d],f=e.array,e=e.itemSize,g=new f.constructor(b.length*e),h,k=0,l=0,m=b.length;l<m;l++){h=b[l]*e;for(var r=0;r<e;r++)g[k++]=f[h++]}a.addAttribute(d,new ba(g,e))}return a},toJSON:function(){var a={metadata:{version:4.4,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};
a.uuid=this.uuid;a.type=this.type;""!==this.name&&(a.name=this.name);if(void 0!==this.parameters){var b=this.parameters,c;for(c in b)void 0!==b[c]&&(a[c]=b[c]);return a}a.data={attributes:{}};var d=this.index;null!==d&&(b=Array.prototype.slice.call(d.array),a.data.index={type:d.array.constructor.name,array:b});d=this.attributes;for(c in d){var e=d[c],b=Array.prototype.slice.call(e.array);a.data.attributes[c]={itemSize:e.itemSize,type:e.array.constructor.name,array:b,normalized:e.normalized}}c=this.groups;
0<c.length&&(a.data.groups=JSON.parse(JSON.stringify(c)));c=this.boundingSphere;null!==c&&(a.data.boundingSphere={center:c.center.toArray(),radius:c.radius});return a},clone:function(){return(new fa).copy(this)},copy:function(a){var b,c,d;this.index=null;this.attributes={};this.morphAttributes={};this.groups=[];this.boundingSphere=this.boundingBox=null;this.name=a.name;c=a.index;null!==c&&this.setIndex(c.clone());c=a.attributes;for(b in c)this.addAttribute(b,c[b].clone());var e=a.morphAttributes;
for(b in e){var f=[],g=e[b];c=0;for(d=g.length;c<d;c++)f.push(g[c].clone());this.morphAttributes[b]=f}b=a.groups;c=0;for(d=b.length;c<d;c++)e=b[c],this.addGroup(e.start,e.count,e.materialIndex);b=a.boundingBox;null!==b&&(this.boundingBox=b.clone());b=a.boundingSphere;null!==b&&(this.boundingSphere=b.clone());this.drawRange.start=a.drawRange.start;this.drawRange.count=a.drawRange.count;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}};fa.MaxIndex=65535;Object.assign(fa.prototype,
Ba.prototype);Za.prototype=Object.assign(Object.create(Y.prototype),{constructor:Za,isMesh:!0,setDrawMode:function(a){this.drawMode=a},copy:function(a){Y.prototype.copy.call(this,a);this.drawMode=a.drawMode;return this},updateMorphTargets:function(){var a=this.geometry.morphTargets;if(void 0!==a&&0<a.length){this.morphTargetInfluences=[];this.morphTargetDictionary={};for(var b=0,c=a.length;b<c;b++)this.morphTargetInfluences.push(0),this.morphTargetDictionary[a[b].name]=b}},raycast:function(){function a(a,
b,c,d,e,f,g){na.barycoordFromPoint(a,b,c,d,w);e.multiplyScalar(w.x);f.multiplyScalar(w.y);g.multiplyScalar(w.z);e.add(f).add(g);return e.clone()}function b(a,b,c,d,e,f,g){var h=a.material;if(null===(1===h.side?c.intersectTriangle(f,e,d,!0,g):c.intersectTriangle(d,e,f,2!==h.side,g)))return null;v.copy(g);v.applyMatrix4(a.matrixWorld);c=b.ray.origin.distanceTo(v);return c<b.near||c>b.far?null:{distance:c,point:v.clone(),object:a}}function c(c,d,e,f,l,n,m,r){g.fromBufferAttribute(f,n);h.fromBufferAttribute(f,
m);k.fromBufferAttribute(f,r);if(c=b(c,d,e,g,h,k,z))l&&(p.fromBufferAttribute(l,n),q.fromBufferAttribute(l,m),x.fromBufferAttribute(l,r),c.uv=a(z,g,h,k,p,q,x)),c.face=new xa(n,m,r,na.normal(g,h,k)),c.faceIndex=n;return c}var d=new I,e=new Pa,f=new Ia,g=new m,h=new m,k=new m,l=new m,B=new m,r=new m,p=new A,q=new A,x=new A,w=new m,z=new m,v=new m;return function(m,w){var t=this.geometry,v=this.material,G=this.matrixWorld;if(void 0!==v&&(null===t.boundingSphere&&t.computeBoundingSphere(),f.copy(t.boundingSphere),
f.applyMatrix4(G),!1!==m.ray.intersectsSphere(f)&&(d.getInverse(G),e.copy(m.ray).applyMatrix4(d),null===t.boundingBox||!1!==e.intersectsBox(t.boundingBox)))){var C;if(t.isBufferGeometry){var E,J,v=t.index,F=t.attributes.position,G=t.attributes.uv,K,M;if(null!==v)for(K=0,M=v.count;K<M;K+=3){if(t=v.getX(K),E=v.getX(K+1),J=v.getX(K+2),C=c(this,m,e,F,G,t,E,J))C.faceIndex=Math.floor(K/3),w.push(C)}else for(K=0,M=F.count;K<M;K+=3)if(t=K,E=K+1,J=K+2,C=c(this,m,e,F,G,t,E,J))C.index=t,w.push(C)}else if(t.isGeometry){var X,
V,G=v&&v.isMultiMaterial;K=!0===G?v.materials:null;M=t.vertices;E=t.faces;J=t.faceVertexUvs[0];0<J.length&&(F=J);for(var L=0,O=E.length;L<O;L++){var D=E[L];C=!0===G?K[D.materialIndex]:v;if(void 0!==C){J=M[D.a];X=M[D.b];V=M[D.c];if(!0===C.morphTargets){C=t.morphTargets;var H=this.morphTargetInfluences;g.set(0,0,0);h.set(0,0,0);k.set(0,0,0);for(var I=0,T=C.length;I<T;I++){var A=H[I];if(0!==A){var P=C[I].vertices;g.addScaledVector(l.subVectors(P[D.a],J),A);h.addScaledVector(B.subVectors(P[D.b],X),A);
k.addScaledVector(r.subVectors(P[D.c],V),A)}}g.add(J);h.add(X);k.add(V);J=g;X=h;V=k}if(C=b(this,m,e,J,X,V,z))F&&(H=F[L],p.copy(H[0]),q.copy(H[1]),x.copy(H[2]),C.uv=a(z,J,X,V,p,q,x)),C.face=D,C.faceIndex=L,w.push(C)}}}}}}(),clone:function(){return(new this.constructor(this.geometry,this.material)).copy(this)}});ab.prototype=Object.create(fa.prototype);ab.prototype.constructor=ab;bb.prototype=Object.create(fa.prototype);bb.prototype.constructor=bb;ka.prototype=Object.create(Y.prototype);ka.prototype.constructor=
ka;ka.prototype.isCamera=!0;ka.prototype.getWorldDirection=function(){var a=new aa;return function(b){b=b||new m;this.getWorldQuaternion(a);return b.set(0,0,-1).applyQuaternion(a)}}();ka.prototype.lookAt=function(){var a=new I;return function(b){a.lookAt(this.position,b,this.up);this.quaternion.setFromRotationMatrix(a)}}();ka.prototype.clone=function(){return(new this.constructor).copy(this)};ka.prototype.copy=function(a){Y.prototype.copy.call(this,a);this.matrixWorldInverse.copy(a.matrixWorldInverse);
this.projectionMatrix.copy(a.projectionMatrix);return this};cb.prototype=Object.assign(Object.create(ka.prototype),{constructor:cb,isPerspectiveCamera:!0,copy:function(a){ka.prototype.copy.call(this,a);this.fov=a.fov;this.zoom=a.zoom;this.near=a.near;this.far=a.far;this.focus=a.focus;this.aspect=a.aspect;this.view=null===a.view?null:Object.assign({},a.view);this.filmGauge=a.filmGauge;this.filmOffset=a.filmOffset;return this},setFocalLength:function(a){a=.5*this.getFilmHeight()/a;this.fov=2*P.RAD2DEG*
Math.atan(a);this.updateProjectionMatrix()},getFocalLength:function(){var a=Math.tan(.5*P.DEG2RAD*this.fov);return.5*this.getFilmHeight()/a},getEffectiveFOV:function(){return 2*P.RAD2DEG*Math.atan(Math.tan(.5*P.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(a,b,c,d,e,f){this.aspect=a/b;this.view={fullWidth:a,fullHeight:b,offsetX:c,offsetY:d,width:e,height:f};
this.updateProjectionMatrix()},clearViewOffset:function(){this.view=null;this.updateProjectionMatrix()},updateProjectionMatrix:function(){var a=this.near,b=a*Math.tan(.5*P.DEG2RAD*this.fov)/this.zoom,c=2*b,d=this.aspect*c,e=-.5*d,f=this.view;if(null!==f)var g=f.fullWidth,h=f.fullHeight,e=e+f.offsetX*d/g,b=b-f.offsetY*c/h,d=f.width/g*d,c=f.height/h*c;f=this.filmOffset;0!==f&&(e+=a*f/this.getFilmWidth());this.projectionMatrix.makePerspective(e,e+d,b,b-c,a,this.far)},toJSON:function(a){a=Y.prototype.toJSON.call(this,
a);a.object.fov=this.fov;a.object.zoom=this.zoom;a.object.near=this.near;a.object.far=this.far;a.object.focus=this.focus;a.object.aspect=this.aspect;null!==this.view&&(a.object.view=Object.assign({},this.view));a.object.filmGauge=this.filmGauge;a.object.filmOffset=this.filmOffset;return a}});sb.prototype=Object.assign(Object.create(ka.prototype),{constructor:sb,isOrthographicCamera:!0,copy:function(a){ka.prototype.copy.call(this,a);this.left=a.left;this.right=a.right;this.top=a.top;this.bottom=a.bottom;
this.near=a.near;this.far=a.far;this.zoom=a.zoom;this.view=null===a.view?null:Object.assign({},a.view);return this},setViewOffset:function(a,b,c,d,e,f){this.view={fullWidth:a,fullHeight:b,offsetX:c,offsetY:d,width:e,height:f};this.updateProjectionMatrix()},clearViewOffset:function(){this.view=null;this.updateProjectionMatrix()},updateProjectionMatrix:function(){var a=(this.right-this.left)/(2*this.zoom),b=(this.top-this.bottom)/(2*this.zoom),c=(this.right+this.left)/2,d=(this.top+this.bottom)/2,e=
c-a,c=c+a,a=d+b,b=d-b;if(null!==this.view)var c=this.zoom/(this.view.width/this.view.fullWidth),b=this.zoom/(this.view.height/this.view.fullHeight),f=(this.right-this.left)/this.view.width,d=(this.top-this.bottom)/this.view.height,e=e+this.view.offsetX/c*f,c=e+this.view.width/c*f,a=a-this.view.offsetY/b*d,b=a-this.view.height/b*d;this.projectionMatrix.makeOrthographic(e,c,a,b,this.near,this.far)},toJSON:function(a){a=Y.prototype.toJSON.call(this,a);a.object.zoom=this.zoom;a.object.left=this.left;
a.object.right=this.right;a.object.top=this.top;a.object.bottom=this.bottom;a.object.near=this.near;a.object.far=this.far;null!==this.view&&(a.object.view=Object.assign({},this.view));return a}});var Ic=0;Aa.prototype=Object.create(Y.prototype);Aa.prototype.constructor=Aa;Aa.prototype.copy=function(a,b){Y.prototype.copy.call(this,a,b);null!==a.background&&(this.background=a.background.clone());null!==a.fog&&(this.fog=a.fog.clone());null!==a.overrideMaterial&&(this.overrideMaterial=a.overrideMaterial.clone());
this.autoUpdate=a.autoUpdate;this.matrixAutoUpdate=a.matrixAutoUpdate;return this};Aa.prototype.toJSON=function(a){var b=Y.prototype.toJSON.call(this,a);null!==this.background&&(b.object.background=this.background.toJSON(a));null!==this.fog&&(b.object.fog=this.fog.toJSON());return b};Va.prototype=Object.create(ga.prototype);Va.prototype.constructor=Va;var Vb={enabled:!1,files:{},add:function(a,b){!1!==this.enabled&&(this.files[a]=b)},get:function(a){if(!1!==this.enabled)return this.files[a]},remove:function(a){delete this.files[a]},
clear:function(){this.files={}}},Sb=new function(a,b,c){var d=this,e=!1,f=0,g=0;this.onStart=void 0;this.onLoad=a;this.onProgress=b;this.onError=c;this.itemStart=function(a){g++;if(!1===e&&void 0!==d.onStart)d.onStart(a,f,g);e=!0};this.itemEnd=function(a){f++;if(void 0!==d.onProgress)d.onProgress(a,f,g);if(f===g&&(e=!1,void 0!==d.onLoad))d.onLoad()};this.itemError=function(a){if(void 0!==d.onError)d.onError(a)}};Object.assign(Rb.prototype,{load:function(a,b,c,d){void 0===a&&(a="");void 0!==this.path&&
(a=this.path+a);var e=this,f=Vb.get(a);if(void 0!==f)return e.manager.itemStart(a),setTimeout(function(){b&&b(f);e.manager.itemEnd(a)},0),f;c=document.createElementNS("http://www.w3.org/1999/xhtml","img");c.addEventListener("load",function(){Vb.add(a,this);b&&b(this);e.manager.itemEnd(a)},!1);c.addEventListener("error",function(b){d&&d(b);e.manager.itemError(a)},!1);void 0!==this.crossOrigin&&(c.crossOrigin=this.crossOrigin);e.manager.itemStart(a);c.src=a;return c},setCrossOrigin:function(a){this.crossOrigin=
a;return this},setPath:function(a){this.path=a;return this}});Object.assign(Tb.prototype,{load:function(a,b,c,d){var e=new ga,f=new Rb(this.manager);f.setCrossOrigin(this.crossOrigin);f.setPath(this.path);f.load(a,function(c){var d=0<a.search(/\.(jpg|jpeg)$/)||0===a.search(/^data\:image\/jpeg/);e.format=d?1022:1023;e.image=c;e.needsUpdate=!0;void 0!==b&&b(e)},c,d);return e},setCrossOrigin:function(a){this.crossOrigin=a;return this},setPath:function(a){this.path=a;return this}});vb.prototype={constructor:vb,
linePrecision:1,set:function(a,b){this.ray.set(a,b)},setFromCamera:function(a,b){b&&b.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(b.matrixWorld),this.ray.direction.set(a.x,a.y,.5).unproject(b).sub(this.ray.origin).normalize()):b&&b.isOrthographicCamera?(this.ray.origin.set(a.x,a.y,(b.near+b.far)/(b.near-b.far)).unproject(b),this.ray.direction.set(0,0,-1).transformDirection(b.matrixWorld)):console.error("THREE.Raycaster: Unsupported camera type.")},intersectObject:function(a,b){var c=
[];wb(a,this,c,b);c.sort(Ub);return c},intersectObjects:function(a,b){var c=[];if(!1===Array.isArray(a))return console.warn("THREE.Raycaster.intersectObjects: objects is not an Array."),c;for(var d=0,e=a.length;d<e;d++)wb(a[d],this,c,b);c.sort(Ub);return c}};Wa.prototype=Object.create(la.prototype);Wa.prototype.constructor=Wa;db.prototype=Object.create(fa.prototype);db.prototype.constructor=db;eb.prototype=Object.create(la.prototype);eb.prototype.constructor=eb;fb.prototype=Object.create(fa.prototype);
fb.prototype.constructor=fb;gb.prototype=Object.create(la.prototype);gb.prototype.constructor=gb;hb.prototype=Object.create(fa.prototype);hb.prototype.constructor=hb;ib.prototype=Object.create(la.prototype);ib.prototype.constructor=ib;jb.prototype=Object.create(fa.prototype);jb.prototype.constructor=jb;THREE.VRControls=function(a,b){function c(a){f=a;0<a.length?e=a[0]:b&&b("VR input not available.")}var d=this,e,f,g=new THREE.Matrix4,h=null;"VRFrameData"in window&&(h=new VRFrameData);navigator.getVRDisplays&&
navigator.getVRDisplays().then(c)["catch"](function(){console.warn("THREE.VRControls: Unable to get VR Displays")});this.scale=1;this.standing=!1;this.userHeight=1.6;this.getVRDisplay=function(){return e};this.setVRDisplay=function(a){e=a};this.getVRDisplays=function(){console.warn("THREE.VRControls: getVRDisplays() is being deprecated.");return f};this.getStandingMatrix=function(){return g};this.update=function(){if(e){var b;e.getFrameData?(e.getFrameData(h),b=h.pose):e.getPose&&(b=e.getPose());
null!==b.orientation&&a.quaternion.fromArray(b.orientation);null!==b.position?a.position.fromArray(b.position):a.position.set(0,0,0);this.standing&&(e.stageParameters?(a.updateMatrix(),g.fromArray(e.stageParameters.sittingToStandingTransform),a.applyMatrix(g)):a.position.setY(a.position.y+this.userHeight));a.position.multiplyScalar(d.scale)}};this.resetPose=function(){e&&e.resetPose()};this.resetSensor=function(){console.warn("THREE.VRControls: .resetSensor() is now .resetPose().");this.resetPose()};
this.zeroSensor=function(){console.warn("THREE.VRControls: .zeroSensor() is now .resetPose().");this.resetPose()};this.dispose=function(){e=null}};THREE.VREffect=function(a,b){var c,d,e,f,g,h,l,n;function m(a){x=a;0<a.length?q=a[0]:b&&b("HMD not available")}function r(){var b=y.isPresenting;y.isPresenting=void 0!==q&&q.isPresenting;if(y.isPresenting){var c=q.getEyeParameters("left"),d=c.renderWidth,c=c.renderHeight;b||(A=a.getPixelRatio(),I=a.getSize(),a.setPixelRatio(1),a.setSize(2*d,c,!1))}else b&&
(a.setPixelRatio(A),a.setSize(I.width,I.height,t))}function p(a,b,c,d){var e,f=Math.PI/180;e=Math.tan(a.upDegrees*f);var g=Math.tan(a.downDegrees*f),h=Math.tan(a.leftDegrees*f);a=Math.tan(a.rightDegrees*f);c=void 0===c?.01:c;d=void 0===d?1E4:d;var f=void 0===b||b?-1:1,l=new THREE.Matrix4,k=l.elements,n=2/(h+a),m=2/(e+g);b=[n,m];e=[(h-a)*n*.5,(e-g)*m*.5];k[0]=b[0];k[1]=0;k[2]=e[0]*f;k[3]=0;k[4]=0;k[5]=b[1];k[6]=-e[1]*f;k[7]=0;k[8]=0;k[9]=0;k[10]=d/(c-d)*-f;k[11]=d*c/(c-d);k[12]=0;k[13]=0;k[14]=f;k[15]=
0;l.transpose();return l}var q,x,w=new THREE.Vector3,z=new THREE.Vector3,v=null;"VRFrameData"in window&&(v=new window.VRFrameData);navigator.getVRDisplays&&navigator.getVRDisplays().then(m)["catch"](function(){console.warn("THREE.VREffect: Unable to get VR Displays")});this.isPresenting=!1;this.scale=1;var y=this,I=a.getSize(),t=!1,A=a.getPixelRatio();this.getVRDisplay=function(){return q};this.setVRDisplay=function(a){q=a};this.getVRDisplays=function(){console.warn("THREE.VREffect: getVRDisplays() is being deprecated.");
return x};this.setSize=function(b,c,d){I={width:b,height:c};t=d;y.isPresenting?(b=q.getEyeParameters("left"),a.setPixelRatio(1),a.setSize(2*b.renderWidth,b.renderHeight,!1)):(a.setPixelRatio(A),a.setSize(b,c,d))};var G=a.domElement,C=[0,0,.5,1],E=[.5,0,.5,1];window.addEventListener("vrdisplaypresentchange",r,!1);this.setFullScreen=function(a){return new Promise(function(b,c){void 0===q?c(Error("No VR hardware found.")):y.isPresenting===a?b():a?b(q.requestPresent([{source:G}])):b(q.exitPresent())})};
this.requestPresent=function(){return this.setFullScreen(!0)};this.exitPresent=function(){return this.setFullScreen(!1)};this.requestAnimationFrame=function(a){return void 0!==q?q.requestAnimationFrame(a):window.requestAnimationFrame(a)};this.cancelAnimationFrame=function(a){void 0!==q?q.cancelAnimationFrame(a):window.cancelAnimationFrame(a)};this.submitFrame=function(){void 0!==q&&y.isPresenting&&q.submitFrame()};this.autoSubmitFrame=!0;var J=new THREE.PerspectiveCamera;J.layers.enable(1);var F=
new THREE.PerspectiveCamera;F.layers.enable(2);this.render=function(b,m,r,t){if(q&&y.isPresenting){var x=b.autoUpdate;x&&(b.updateMatrixWorld(),b.autoUpdate=!1);var B=q.getEyeParameters("left"),D=q.getEyeParameters("right");w.fromArray(B.offset);z.fromArray(D.offset);Array.isArray(b)&&(console.warn("THREE.VREffect.render() no longer supports arrays. Use object.layers instead."),b=b[0]);var H=a.getSize(),I=q.getLayers(),G;I.length?(G=I[0],I=null!==G.leftBounds&&4===G.leftBounds.length?G.leftBounds:
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(l.setOptional(u,d,"bindMatrix"),l.setOptional(u,d,"bindMatrixInverse"),a=d.skeleton)&&(Ga.floatVertexTextures&&a.useVertexTexture?(l.set(u,a,"boneTexture"),l.set(u,a,"boneTextureWidth"),l.set(u,a,"boneTextureHeight")):l.setOptional(u,a,"boneMatrices"));if(m){c.lights&&(a=n,k.ambientLightColor.needsUpdate=a,k.directionalLights.needsUpdate=a,k.pointLights.needsUpdate=a,k.spotLights.needsUpdate=a,k.rectAreaLights.needsUpdate=a,k.hemisphereLights.needsUpdate=a);b&&c.fog&&(k.fogColor.value=b.color,b.isFog?
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c.lightMapIntensity);c.aoMap&&(k.aoMap.value=c.aoMap,k.aoMapIntensity.value=c.aoMapIntensity);var q;c.map?q=c.map:c.specularMap?q=c.specularMap:c.displacementMap?q=c.displacementMap:c.normalMap?q=c.normalMap:c.bumpMap?q=c.bumpMap:c.roughnessMap?q=c.roughnessMap:c.metalnessMap?q=c.metalnessMap:c.alphaMap?q=c.alphaMap:c.emissiveMap&&(q=c.emissiveMap);void 0!==q&&(q.isWebGLRenderTarget&&(q=q.texture),b=q.offset,q=q.repeat,k.offsetRepeat.value.set(b.x,b.y,q.x,q.y));k.envMap.value=c.envMap;k.flipEnvMap.value=
c.envMap&&c.envMap.isCubeTexture?-1:1;k.reflectivity.value=c.reflectivity;k.refractionRatio.value=c.refractionRatio}c.isLineBasicMaterial?(k.diffuse.value=c.color,k.opacity.value=c.opacity):c.isLineDashedMaterial?(k.diffuse.value=c.color,k.opacity.value=c.opacity,k.dashSize.value=c.dashSize,k.totalSize.value=c.dashSize+c.gapSize,k.scale.value=c.scale):c.isPointsMaterial?(k.diffuse.value=c.color,k.opacity.value=c.opacity,k.size.value=c.size*za,k.scale.value=.5*pa,k.map.value=c.map,null!==c.map&&(q=
c.map.offset,c=c.map.repeat,k.offsetRepeat.value.set(q.x,q.y,c.x,c.y))):c.isMeshLambertMaterial?c.emissiveMap&&(k.emissiveMap.value=c.emissiveMap):c.isMeshToonMaterial?(w(k,c),c.gradientMap&&(k.gradientMap.value=c.gradientMap)):c.isMeshPhongMaterial?w(k,c):c.isMeshPhysicalMaterial?(k.clearCoat.value=c.clearCoat,k.clearCoatRoughness.value=c.clearCoatRoughness,z(k,c)):c.isMeshStandardMaterial?z(k,c):c.isMeshDepthMaterial?c.displacementMap&&(k.displacementMap.value=c.displacementMap,k.displacementScale.value=
c.displacementScale,k.displacementBias.value=c.displacementBias):c.isMeshNormalMaterial&&(c.bumpMap&&(k.bumpMap.value=c.bumpMap,k.bumpScale.value=c.bumpScale),c.normalMap&&(k.normalMap.value=c.normalMap,k.normalScale.value.copy(c.normalScale)),c.displacementMap&&(k.displacementMap.value=c.displacementMap,k.displacementScale.value=c.displacementScale,k.displacementBias.value=c.displacementBias));void 0!==k.ltcMat&&(k.ltcMat.value=THREE.UniformsLib.LTC_MAT_TEXTURE);void 0!==k.ltcMag&&(k.ltcMag.value=
THREE.UniformsLib.LTC_MAG_TEXTURE);Ja.upload(u,g.uniformsList,k,H)}l.set(u,d,"modelViewMatrix");l.set(u,d,"normalMatrix");l.setValue(u,"modelMatrix",d.matrixWorld);return h}function w(a,b){a.specular.value=b.specular;a.shininess.value=Math.max(b.shininess,1E-4);b.emissiveMap&&(a.emissiveMap.value=b.emissiveMap);b.bumpMap&&(a.bumpMap.value=b.bumpMap,a.bumpScale.value=b.bumpScale);b.normalMap&&(a.normalMap.value=b.normalMap,a.normalScale.value.copy(b.normalScale));b.displacementMap&&(a.displacementMap.value=
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(a.displacementMap.value=b.displacementMap,a.displacementScale.value=b.displacementScale,a.displacementBias.value=b.displacementBias);b.envMap&&(a.envMapIntensity.value=b.envMapIntensity)}function v(a){var b;if(1E3===a)return u.REPEAT;if(1001===a)return u.CLAMP_TO_EDGE;if(1002===a)return u.MIRRORED_REPEAT;if(1003===a)return u.NEAREST;if(1004===a)return u.NEAREST_MIPMAP_NEAREST;if(1005===a)return u.NEAREST_MIPMAP_LINEAR;if(1006===a)return u.LINEAR;if(1007===a)return u.LINEAR_MIPMAP_NEAREST;if(1008===
a)return u.LINEAR_MIPMAP_LINEAR;if(1009===a)return u.UNSIGNED_BYTE;if(1017===a)return u.UNSIGNED_SHORT_4_4_4_4;if(1018===a)return u.UNSIGNED_SHORT_5_5_5_1;if(1019===a)return u.UNSIGNED_SHORT_5_6_5;if(1010===a)return u.BYTE;if(1011===a)return u.SHORT;if(1012===a)return u.UNSIGNED_SHORT;if(1013===a)return u.INT;if(1014===a)return u.UNSIGNED_INT;if(1015===a)return u.FLOAT;if(1016===a&&(b=ca.get("OES_texture_half_float"),null!==b))return b.HALF_FLOAT_OES;if(1021===a)return u.ALPHA;if(1022===a)return u.RGB;
if(1023===a)return u.RGBA;if(1024===a)return u.LUMINANCE;if(1025===a)return u.LUMINANCE_ALPHA;if(1026===a)return u.DEPTH_COMPONENT;if(1027===a)return u.DEPTH_STENCIL;if(100===a)return u.FUNC_ADD;if(101===a)return u.FUNC_SUBTRACT;if(102===a)return u.FUNC_REVERSE_SUBTRACT;if(200===a)return u.ZERO;if(201===a)return u.ONE;if(202===a)return u.SRC_COLOR;if(203===a)return u.ONE_MINUS_SRC_COLOR;if(204===a)return u.SRC_ALPHA;if(205===a)return u.ONE_MINUS_SRC_ALPHA;if(206===a)return u.DST_ALPHA;if(207===a)return u.ONE_MINUS_DST_ALPHA;
if(208===a)return u.DST_COLOR;if(209===a)return u.ONE_MINUS_DST_COLOR;if(210===a)return u.SRC_ALPHA_SATURATE;if(2001===a||2002===a||2003===a||2004===a)if(b=ca.get("WEBGL_compressed_texture_s3tc"),null!==b){if(2001===a)return b.COMPRESSED_RGB_S3TC_DXT1_EXT;if(2002===a)return b.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(2003===a)return b.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(2004===a)return b.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(2100===a||2101===a||2102===a||2103===a)if(b=ca.get("WEBGL_compressed_texture_pvrtc"),null!==
b){if(2100===a)return b.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(2101===a)return b.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(2102===a)return b.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(2103===a)return b.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(2151===a&&(b=ca.get("WEBGL_compressed_texture_etc1"),null!==b))return b.COMPRESSED_RGB_ETC1_WEBGL;if(103===a||104===a)if(b=ca.get("EXT_blend_minmax"),null!==b){if(103===a)return b.MIN_EXT;if(104===a)return b.MAX_EXT}return 1020===a&&(b=ca.get("WEBGL_depth_texture"),null!==b)?b.UNSIGNED_INT_24_8_WEBGL:
0}console.log("THREE.WebGLRenderer","84");a=a||{};var y=void 0!==a.canvas?a.canvas:document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),A=void 0!==a.context?a.context:null,t=void 0!==a.alpha?a.alpha:!1,P=void 0!==a.depth?a.depth:!0,G=void 0!==a.stencil?a.stencil:!0,C=void 0!==a.antialias?a.antialias:!1,E=void 0!==a.premultipliedAlpha?a.premultipliedAlpha:!0,J=void 0!==a.preserveDrawingBuffer?a.preserveDrawingBuffer:!1,F=[],K=[],M=-1,Q=[],V=-1,L=new Float32Array(8),O=[],D=[];this.domElement=
y;this.context=null;this.sortObjects=this.autoClearStencil=this.autoClearDepth=this.autoClearColor=this.autoClear=!0;this.clippingPlanes=[];this.localClippingEnabled=!1;this.gammaFactor=2;this.physicallyCorrectLights=this.gammaOutput=this.gammaInput=!1;this.toneMappingWhitePoint=this.toneMappingExposure=this.toneMapping=1;this.maxMorphTargets=8;this.maxMorphNormals=4;var H=this,W=null,T=null,Z=null,Y=-1,aa="",ba=null,ga=new da,ka=null,ia=new da,la=0,ma=new ea(0),ja=0,na=y.width,pa=y.height,za=1,ua=
new da(0,0,na,pa),Ba=!1,ra=new da(0,0,na,pa),Ea=new $a,va=new Rc,wa=!1,Ca=!1,qa=new Ia,Aa=new I,oa=new m,Fa=new I,Da=new I,R={hash:"",ambient:[0,0,0],directional:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],point:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],shadows:[]},Ta={calls:0,vertices:0,faces:0,points:0};this.info={render:Ta,memory:{geometries:0,textures:0},programs:null};var u;try{t={alpha:t,depth:P,stencil:G,antialias:C,
premultipliedAlpha:E,preserveDrawingBuffer:J};u=A||y.getContext("webgl",t)||y.getContext("experimental-webgl",t);if(null===u){if(null!==y.getContext("webgl"))throw"Error creating WebGL context with your selected attributes.";throw"Error creating WebGL context.";}void 0===u.getShaderPrecisionFormat&&(u.getShaderPrecisionFormat=function(){return{rangeMin:1,rangeMax:1,precision:1}});y.addEventListener("webglcontextlost",d,!1)}catch(Uc){console.error("THREE.WebGLRenderer: "+Uc)}var ca=new Qc(u);ca.get("WEBGL_depth_texture");
ca.get("OES_texture_float");ca.get("OES_texture_float_linear");ca.get("OES_texture_half_float");ca.get("OES_texture_half_float_linear");ca.get("OES_standard_derivatives");ca.get("ANGLE_instanced_arrays");ca.get("OES_element_index_uint")&&(fa.MaxIndex=4294967296);var Ga=new Pc(u,ca,a),N=new Oc(u,ca,v),sa=new Nc,Xa=new Mc(u,ca,N,sa,Ga,v,this.info),Sa=new Lc(u,sa,this.info),xa=new Jc(this,Ga),ya=new Bc;this.info.programs=xa.programs;var Qa=new Ac(u,ca,Ta),Ra=new zc(u,ca,Ta),Ka,Ya,Ma,Na;b();this.context=
u;this.capabilities=Ga;this.extensions=ca;this.properties=sa;this.state=N;var Pa=new xc(this,R,Sa,Ga);this.shadowMap=Pa;var Va=new vc(this,O),Wa=new uc(this,D);this.getContext=function(){return u};this.getContextAttributes=function(){return u.getContextAttributes()};this.forceContextLoss=function(){ca.get("WEBGL_lose_context").loseContext()};this.getMaxAnisotropy=function(){return Ga.getMaxAnisotropy()};this.getPrecision=function(){return Ga.precision};this.getPixelRatio=function(){return za};this.setPixelRatio=
function(a){void 0!==a&&(za=a,this.setSize(ra.z,ra.w,!1))};this.getSize=function(){return{width:na,height:pa}};this.setSize=function(a,b,c){na=a;pa=b;y.width=a*za;y.height=b*za;!1!==c&&(y.style.width=a+"px",y.style.height=b+"px");this.setViewport(0,0,a,b)};this.setViewport=function(a,b,c,d){N.viewport(ra.set(a,b,c,d))};this.setScissor=function(a,b,c,d){N.scissor(ua.set(a,b,c,d))};this.setScissorTest=function(a){N.setScissorTest(Ba=a)};this.getClearColor=function(){return ma};this.setClearColor=function(a,
b){ma.set(a);ja=void 0!==b?b:1;N.buffers.color.setClear(ma.r,ma.g,ma.b,ja,E)};this.getClearAlpha=function(){return ja};this.setClearAlpha=function(a){ja=a;N.buffers.color.setClear(ma.r,ma.g,ma.b,ja,E)};this.clear=function(a,b,c){var d=0;if(void 0===a||a)d|=u.COLOR_BUFFER_BIT;if(void 0===b||b)d|=u.DEPTH_BUFFER_BIT;if(void 0===c||c)d|=u.STENCIL_BUFFER_BIT;u.clear(d)};this.clearColor=function(){this.clear(!0,!1,!1)};this.clearDepth=function(){this.clear(!1,!0,!1)};this.clearStencil=function(){this.clear(!1,
!1,!0)};this.clearTarget=function(a,b,c,d){this.setRenderTarget(a);this.clear(b,c,d)};this.resetGLState=c;this.dispose=function(){Q=[];V=-1;K=[];M=-1;y.removeEventListener("webglcontextlost",d,!1)};this.renderBufferImmediate=function(a,b,c){N.initAttributes();var d=sa.get(a);a.hasPositions&&!d.position&&(d.position=u.createBuffer());a.hasNormals&&!d.normal&&(d.normal=u.createBuffer());a.hasUvs&&!d.uv&&(d.uv=u.createBuffer());a.hasColors&&!d.color&&(d.color=u.createBuffer());b=b.getAttributes();a.hasPositions&&
(u.bindBuffer(u.ARRAY_BUFFER,d.position),u.bufferData(u.ARRAY_BUFFER,a.positionArray,u.DYNAMIC_DRAW),N.enableAttribute(b.position),u.vertexAttribPointer(b.position,3,u.FLOAT,!1,0,0));if(a.hasNormals){u.bindBuffer(u.ARRAY_BUFFER,d.normal);if(!c.isMeshPhongMaterial&&!c.isMeshStandardMaterial&&!c.isMeshNormalMaterial&&1===c.shading)for(var e=0,f=3*a.count;e<f;e+=9){var g=a.normalArray,h=(g[e+0]+g[e+3]+g[e+6])/3,k=(g[e+1]+g[e+4]+g[e+7])/3,l=(g[e+2]+g[e+5]+g[e+8])/3;g[e+0]=h;g[e+1]=k;g[e+2]=l;g[e+3]=h;
g[e+4]=k;g[e+5]=l;g[e+6]=h;g[e+7]=k;g[e+8]=l}u.bufferData(u.ARRAY_BUFFER,a.normalArray,u.DYNAMIC_DRAW);N.enableAttribute(b.normal);u.vertexAttribPointer(b.normal,3,u.FLOAT,!1,0,0)}a.hasUvs&&c.map&&(u.bindBuffer(u.ARRAY_BUFFER,d.uv),u.bufferData(u.ARRAY_BUFFER,a.uvArray,u.DYNAMIC_DRAW),N.enableAttribute(b.uv),u.vertexAttribPointer(b.uv,2,u.FLOAT,!1,0,0));a.hasColors&&0!==c.vertexColors&&(u.bindBuffer(u.ARRAY_BUFFER,d.color),u.bufferData(u.ARRAY_BUFFER,a.colorArray,u.DYNAMIC_DRAW),N.enableAttribute(b.color),
u.vertexAttribPointer(b.color,3,u.FLOAT,!1,0,0));N.disableUnusedAttributes();u.drawArrays(u.TRIANGLES,0,a.count);a.count=0};this.renderBufferDirect=function(a,b,c,d,e,f){q(d);var h=x(a,b,d,e),k=!1;a=c.id+"_"+h.id+"_"+d.wireframe;a!==aa&&(aa=a,k=!0);b=e.morphTargetInfluences;if(void 0!==b){var l=[];a=0;for(var m=b.length;a<m;a++)k=b[a],l.push([k,a]);l.sort(g);8<l.length&&(l.length=8);var n=c.morphAttributes;a=0;for(m=l.length;a<m;a++)k=l[a],L[a]=k[0],0!==k[0]?(b=k[1],!0===d.morphTargets&&n.position&&
c.addAttribute("morphTarget"+a,n.position[b]),!0===d.morphNormals&&n.normal&&c.addAttribute("morphNormal"+a,n.normal[b])):(!0===d.morphTargets&&c.removeAttribute("morphTarget"+a),!0===d.morphNormals&&c.removeAttribute("morphNormal"+a));a=l.length;for(b=L.length;a<b;a++)L[a]=0;h.getUniforms().setValue(u,"morphTargetInfluences",L);k=!0}b=c.index;m=c.attributes.position;l=1;!0===d.wireframe&&(b=Sa.getWireframeAttribute(c),l=2);null!==b?(a=Ra,a.setIndex(b)):a=Qa;if(k){a:{var k=void 0,p;if(c&&c.isInstancedBufferGeometry&&
(p=ca.get("ANGLE_instanced_arrays"),null===p)){console.error("THREE.WebGLRenderer.setupVertexAttributes: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");break a}void 0===k&&(k=0);N.initAttributes();var n=c.attributes,h=h.getAttributes(),r=d.defaultAttributeValues,t;for(t in h){var v=h[t];if(0<=v){var w=n[t];if(void 0!==w){var y=w.normalized,z=w.itemSize,B=Sa.getAttributeProperties(w),C=B.__webglBuffer,E=B.type,B=B.bytesPerElement;if(w.isInterleavedBufferAttribute){var D=
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C),u.vertexAttribPointer(v,z,E,y,0,k*z*B)}else if(void 0!==r&&(y=r[t],void 0!==y))switch(y.length){case 2:u.vertexAttrib2fv(v,y);break;case 3:u.vertexAttrib3fv(v,y);break;case 4:u.vertexAttrib4fv(v,y);break;default:u.vertexAttrib1fv(v,y)}}}N.disableUnusedAttributes()}null!==b&&u.bindBuffer(u.ELEMENT_ARRAY_BUFFER,Sa.getAttributeBuffer(b))}p=0;null!==b?p=b.count:void 0!==m&&(p=m.count);b=c.drawRange.start*l;m=null!==f?f.start*l:0;t=Math.max(b,m);f=Math.max(0,Math.min(p,b+c.drawRange.count*l,m+(null!==
f?f.count*l:Infinity))-1-t+1);if(0!==f){if(e.isMesh)if(!0===d.wireframe)N.setLineWidth(d.wireframeLinewidth*(null===T?za:1)),a.setMode(u.LINES);else switch(e.drawMode){case 0:a.setMode(u.TRIANGLES);break;case 1:a.setMode(u.TRIANGLE_STRIP);break;case 2:a.setMode(u.TRIANGLE_FAN)}else e.isLine?(d=d.linewidth,void 0===d&&(d=1),N.setLineWidth(d*(null===T?za:1)),e.isLineSegments?a.setMode(u.LINES):a.setMode(u.LINE_STRIP)):e.isPoints&&a.setMode(u.POINTS);c&&c.isInstancedBufferGeometry?0<c.maxInstancedCount&&
a.renderInstances(c,t,f):a.render(t,f)}};this.render=function(a,b,c,d){if(void 0!==b&&!0!==b.isCamera)console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");else{aa="";Y=-1;ba=null;!0===a.autoUpdate&&a.updateMatrixWorld();null===b.parent&&b.updateMatrixWorld();b.matrixWorldInverse.getInverse(b.matrixWorld);Aa.multiplyMatrices(b.projectionMatrix,b.matrixWorldInverse);Ea.setFromMatrix(Aa);F.length=0;V=M=-1;O.length=0;D.length=0;Ca=this.localClippingEnabled;wa=va.init(this.clippingPlanes,
Ca,b);r(a,b);K.length=M+1;Q.length=V+1;!0===H.sortObjects&&(K.sort(h),Q.sort(l));wa&&va.beginShadows();for(var e=F,f=0,g=0,m=e.length;g<m;g++){var n=e[g];n.castShadow&&(R.shadows[f++]=n)}R.shadows.length=f;Pa.render(a,b);for(var e=F,q=n=0,t=0,u,v,w,x,y=b.matrixWorldInverse,z=0,B=0,C=0,G=0,J=0,f=0,g=e.length;f<g;f++)if(m=e[f],u=m.color,v=m.intensity,w=m.distance,x=m.shadow&&m.shadow.map?m.shadow.map.texture:null,m.isAmbientLight)n+=u.r*v,q+=u.g*v,t+=u.b*v;else if(m.isDirectionalLight){var A=ya.get(m);
A.color.copy(m.color).multiplyScalar(m.intensity);A.direction.setFromMatrixPosition(m.matrixWorld);oa.setFromMatrixPosition(m.target.matrixWorld);A.direction.sub(oa);A.direction.transformDirection(y);if(A.shadow=m.castShadow)A.shadowBias=m.shadow.bias,A.shadowRadius=m.shadow.radius,A.shadowMapSize=m.shadow.mapSize;R.directionalShadowMap[z]=x;R.directionalShadowMatrix[z]=m.shadow.matrix;R.directional[z++]=A}else if(m.isSpotLight){A=ya.get(m);A.position.setFromMatrixPosition(m.matrixWorld);A.position.applyMatrix4(y);
A.color.copy(u).multiplyScalar(v);A.distance=w;A.direction.setFromMatrixPosition(m.matrixWorld);oa.setFromMatrixPosition(m.target.matrixWorld);A.direction.sub(oa);A.direction.transformDirection(y);A.coneCos=Math.cos(m.angle);A.penumbraCos=Math.cos(m.angle*(1-m.penumbra));A.decay=0===m.distance?0:m.decay;if(A.shadow=m.castShadow)A.shadowBias=m.shadow.bias,A.shadowRadius=m.shadow.radius,A.shadowMapSize=m.shadow.mapSize;R.spotShadowMap[C]=x;R.spotShadowMatrix[C]=m.shadow.matrix;R.spot[C++]=A}else if(m.isRectAreaLight)A=
ya.get(m),A.color.copy(u).multiplyScalar(v/(m.width*m.height)),A.position.setFromMatrixPosition(m.matrixWorld),A.position.applyMatrix4(y),Da.identity(),Fa.copy(m.matrixWorld),Fa.premultiply(y),Da.extractRotation(Fa),A.halfWidth.set(.5*m.width,0,0),A.halfHeight.set(0,.5*m.height,0),A.halfWidth.applyMatrix4(Da),A.halfHeight.applyMatrix4(Da),R.rectArea[G++]=A;else if(m.isPointLight){A=ya.get(m);A.position.setFromMatrixPosition(m.matrixWorld);A.position.applyMatrix4(y);A.color.copy(m.color).multiplyScalar(m.intensity);
A.distance=m.distance;A.decay=0===m.distance?0:m.decay;if(A.shadow=m.castShadow)A.shadowBias=m.shadow.bias,A.shadowRadius=m.shadow.radius,A.shadowMapSize=m.shadow.mapSize;R.pointShadowMap[B]=x;void 0===R.pointShadowMatrix[B]&&(R.pointShadowMatrix[B]=new I);oa.setFromMatrixPosition(m.matrixWorld).negate();R.pointShadowMatrix[B].identity().setPosition(oa);R.point[B++]=A}else m.isHemisphereLight&&(A=ya.get(m),A.direction.setFromMatrixPosition(m.matrixWorld),A.direction.transformDirection(y),A.direction.normalize(),
A.skyColor.copy(m.color).multiplyScalar(v),A.groundColor.copy(m.groundColor).multiplyScalar(v),R.hemi[J++]=A);R.ambient[0]=n;R.ambient[1]=q;R.ambient[2]=t;R.directional.length=z;R.spot.length=C;R.rectArea.length=G;R.point.length=B;R.hemi.length=J;R.hash=z+","+B+","+C+","+G+","+J+","+R.shadows.length;wa&&va.endShadows();Ta.calls=0;Ta.vertices=0;Ta.faces=0;Ta.points=0;void 0===c&&(c=null);this.setRenderTarget(c);e=a.background;null===e?N.buffers.color.setClear(ma.r,ma.g,ma.b,ja,E):e&&e.isColor&&(N.buffers.color.setClear(e.r,
e.g,e.b,1,E),d=!0);(this.autoClear||d)&&this.clear(this.autoClearColor,this.autoClearDepth,this.autoClearStencil);e&&e.isCubeTexture?(void 0===Ma&&(Ma=new cb,Na=new Za(new ab(5,5,5),new Ha({uniforms:Oa.cube.uniforms,vertexShader:Oa.cube.vertexShader,fragmentShader:Oa.cube.fragmentShader,side:1,depthTest:!1,depthWrite:!1,fog:!1}))),Ma.projectionMatrix.copy(b.projectionMatrix),Ma.matrixWorld.extractRotation(b.matrixWorld),Ma.matrixWorldInverse.getInverse(Ma.matrixWorld),Na.material.uniforms.tCube.value=
e,Na.modelViewMatrix.multiplyMatrices(Ma.matrixWorldInverse,Na.matrixWorld),Sa.update(Na),H.renderBufferDirect(Ma,null,Na.geometry,Na.material,Na,null)):e&&e.isTexture&&(void 0===Ka&&(Ka=new sb(-1,1,1,-1,0,1),Ya=new Za(new bb(2,2),new La({depthTest:!1,depthWrite:!1,fog:!1}))),Ya.material.map=e,Sa.update(Ya),H.renderBufferDirect(Ka,null,Ya.geometry,Ya.material,Ya,null));a.overrideMaterial?(d=a.overrideMaterial,p(K,a,b,d),p(Q,a,b,d)):(N.setBlending(0),p(K,a,b),p(Q,a,b));Va.render(a,b);Wa.render(a,b,
ia);c&&Xa.updateRenderTargetMipmap(c);N.setDepthTest(!0);N.setDepthWrite(!0);N.setColorWrite(!0)}};this.setFaceCulling=function(a,b){N.setCullFace(a);N.setFlipSided(0===b)};this.allocTextureUnit=function(){var a=la;a>=Ga.maxTextures&&console.warn("WebGLRenderer: trying to use "+a+" texture units while this GPU supports only "+Ga.maxTextures);la+=1;return a};this.setTexture2D=function(){var a=!1;return function(b,c){b&&b.isWebGLRenderTarget&&(a||(console.warn("THREE.WebGLRenderer.setTexture2D: don't use render targets as textures. Use their .texture property instead."),
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6===b.image.length?Xa.setTextureCube(b,c):Xa.setTextureCubeDynamic(b,c)}}();this.getCurrentRenderTarget=function(){return T};this.setRenderTarget=function(a){(T=a)&&void 0===sa.get(a).__webglFramebuffer&&Xa.setupRenderTarget(a);var b=a&&a.isWebGLRenderTargetCube,c;a?(c=sa.get(a),c=b?c.__webglFramebuffer[a.activeCubeFace]:c.__webglFramebuffer,ga.copy(a.scissor),ka=a.scissorTest,ia.copy(a.viewport)):(c=null,ga.copy(ua).multiplyScalar(za),ka=Ba,ia.copy(ra).multiplyScalar(za));Z!==c&&(u.bindFramebuffer(u.FRAMEBUFFER,
c),Z=c);N.scissor(ga);N.setScissorTest(ka);N.viewport(ia);b&&(b=sa.get(a.texture),u.framebufferTexture2D(u.FRAMEBUFFER,u.COLOR_ATTACHMENT0,u.TEXTURE_CUBE_MAP_POSITIVE_X+a.activeCubeFace,b.__webglTexture,a.activeMipMapLevel))};this.readRenderTargetPixels=function(a,b,c,d,e,f){if(!1===(a&&a.isWebGLRenderTarget))console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");else{var g=sa.get(a).__webglFramebuffer;if(g){var h=!1;g!==Z&&(u.bindFramebuffer(u.FRAMEBUFFER,
g),h=!0);try{var k=a.texture,l=k.format,m=k.type;1023!==l&&v(l)!==u.getParameter(u.IMPLEMENTATION_COLOR_READ_FORMAT)?console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format."):1009===m||v(m)===u.getParameter(u.IMPLEMENTATION_COLOR_READ_TYPE)||1015===m&&(ca.get("OES_texture_float")||ca.get("WEBGL_color_buffer_float"))||1016===m&&ca.get("EXT_color_buffer_half_float")?u.checkFramebufferStatus(u.FRAMEBUFFER)===u.FRAMEBUFFER_COMPLETE?0<=b&&
b<=a.width-d&&0<=c&&c<=a.height-e&&u.readPixels(b,c,d,e,v(l),v(m),f):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete."):console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.")}finally{h&&u.bindFramebuffer(u.FRAMEBUFFER,Z)}}}}};l.Scene=Aa;l.Mesh=Za;l.VideoTexture=Va;l.MeshBasicMaterial=La;l.ShaderMaterial=Ha;l.TextureLoader=Tb;l.PerspectiveCamera=cb;
l.Object3D=Y;l.Raycaster=vb;l.Math=P;l.Quaternion=aa;l.Euler=ua;l.Matrix4=I;l.Matrix3=pa;l.Vector4=da;l.Vector3=m;l.Vector2=A;l.Color=ea;l.TorusGeometry=Wa;l.SphereGeometry=eb;l.CircleGeometry=gb;l.RingGeometry=ib;l.REVISION="84";l.MOUSE={LEFT:0,MIDDLE:1,RIGHT:2};l.CullFaceNone=0;l.CullFaceBack=1;l.CullFaceFront=2;l.CullFaceFrontBack=3;l.FrontFaceDirectionCW=0;l.FrontFaceDirectionCCW=1;l.BasicShadowMap=0;l.PCFShadowMap=1;l.PCFSoftShadowMap=2;l.FrontSide=0;l.BackSide=1;l.DoubleSide=2;l.FlatShading=
1;l.SmoothShading=2;l.NoColors=0;l.FaceColors=1;l.VertexColors=2;l.NoBlending=0;l.NormalBlending=1;l.AdditiveBlending=2;l.SubtractiveBlending=3;l.MultiplyBlending=4;l.CustomBlending=5;l.AddEquation=100;l.SubtractEquation=101;l.ReverseSubtractEquation=102;l.MinEquation=103;l.MaxEquation=104;l.ZeroFactor=200;l.OneFactor=201;l.SrcColorFactor=202;l.OneMinusSrcColorFactor=203;l.SrcAlphaFactor=204;l.OneMinusSrcAlphaFactor=205;l.DstAlphaFactor=206;l.OneMinusDstAlphaFactor=207;l.DstColorFactor=208;l.OneMinusDstColorFactor=
209;l.SrcAlphaSaturateFactor=210;l.NeverDepth=0;l.AlwaysDepth=1;l.LessDepth=2;l.LessEqualDepth=3;l.EqualDepth=4;l.GreaterEqualDepth=5;l.GreaterDepth=6;l.NotEqualDepth=7;l.MultiplyOperation=0;l.MixOperation=1;l.AddOperation=2;l.NoToneMapping=0;l.LinearToneMapping=1;l.ReinhardToneMapping=2;l.Uncharted2ToneMapping=3;l.CineonToneMapping=4;l.UVMapping=300;l.CubeReflectionMapping=301;l.CubeRefractionMapping=302;l.EquirectangularReflectionMapping=303;l.EquirectangularRefractionMapping=304;l.SphericalReflectionMapping=
305;l.CubeUVReflectionMapping=306;l.CubeUVRefractionMapping=307;l.RepeatWrapping=1E3;l.ClampToEdgeWrapping=1001;l.MirroredRepeatWrapping=1002;l.NearestFilter=1003;l.NearestMipMapNearestFilter=1004;l.NearestMipMapLinearFilter=1005;l.LinearFilter=1006;l.LinearMipMapNearestFilter=1007;l.LinearMipMapLinearFilter=1008;l.UnsignedByteType=1009;l.ByteType=1010;l.ShortType=1011;l.UnsignedShortType=1012;l.IntType=1013;l.UnsignedIntType=1014;l.FloatType=1015;l.HalfFloatType=1016;l.UnsignedShort4444Type=1017;
l.UnsignedShort5551Type=1018;l.UnsignedShort565Type=1019;l.UnsignedInt248Type=1020;l.AlphaFormat=1021;l.RGBFormat=1022;l.RGBAFormat=1023;l.LuminanceFormat=1024;l.LuminanceAlphaFormat=1025;l.RGBEFormat=1023;l.DepthFormat=1026;l.DepthStencilFormat=1027;l.RGB_S3TC_DXT1_Format=2001;l.RGBA_S3TC_DXT1_Format=2002;l.RGBA_S3TC_DXT3_Format=2003;l.RGBA_S3TC_DXT5_Format=2004;l.RGB_PVRTC_4BPPV1_Format=2100;l.RGB_PVRTC_2BPPV1_Format=2101;l.RGBA_PVRTC_4BPPV1_Format=2102;l.RGBA_PVRTC_2BPPV1_Format=2103;l.RGB_ETC1_Format=
2151;l.LoopOnce=2200;l.LoopRepeat=2201;l.LoopPingPong=2202;l.InterpolateDiscrete=2300;l.InterpolateLinear=2301;l.InterpolateSmooth=2302;l.ZeroCurvatureEnding=2400;l.ZeroSlopeEnding=2401;l.WrapAroundEnding=2402;l.TrianglesDrawMode=0;l.TriangleStripDrawMode=1;l.TriangleFanDrawMode=2;l.LinearEncoding=3E3;l.sRGBEncoding=3001;l.GammaEncoding=3007;l.RGBEEncoding=3002;l.LogLuvEncoding=3003;l.RGBM7Encoding=3004;l.RGBM16Encoding=3005;l.RGBDEncoding=3006;l.BasicDepthPacking=3200;l.RGBADepthPacking=3201;Object.defineProperty(l,
"__esModule",{value:!0});Object.defineProperty(l,"AudioContext",{get:function(){return l.getAudioContext()}})});