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@@ -33,40 +33,40 @@ precision:g,logarithmicDepthBuffer:c,maxTextures:h,maxVertexTextures:l,maxTextur
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g||g.length<e)g=new Float32Array(e);for(e=0;e!==f;++e,d+=4)h.copy(a[e]).applyMatrix4(b,l),h.normal.toArray(g,d),g[d+3]=h.constant}m.value=g;m.needsUpdate=!0}c.numPlanes=f;return g}var c=this,d=null,e=0,f=!1,g=!1,h=new Na,l=new ka,m={value:null,needsUpdate:!1};this.uniform=m;this.numIntersection=this.numPlanes=0;this.init=function(a,c,h){var g=0!==a.length||c||0!==e||f;f=c;d=b(a,h,0);e=a.length;return g};this.beginShadows=function(){g=!0;b(null)};this.endShadows=function(){g=!1;a()};this.setState=
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function(c,h,l,v,r,k){if(!f||null===c||0===c.length||g&&!l)g?b(null):a();else{l=g?0:e;var u=4*l,n=r.clippingState||null;m.value=n;n=b(c,v,u,k);for(c=0;c!==u;++c)n[c]=d[c];r.clippingState=n;this.numIntersection=h?this.numPlanes:0;this.numPlanes+=l}}}function Of(a){var b={};return{get:function(c){if(void 0!==b[c])return b[c];switch(c){case "WEBGL_depth_texture":var d=a.getExtension("WEBGL_depth_texture")||a.getExtension("MOZ_WEBGL_depth_texture")||a.getExtension("WEBKIT_WEBGL_depth_texture");break;
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case "EXT_texture_filter_anisotropic":d=a.getExtension("EXT_texture_filter_anisotropic")||a.getExtension("MOZ_EXT_texture_filter_anisotropic")||a.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case "WEBGL_compressed_texture_s3tc":d=a.getExtension("WEBGL_compressed_texture_s3tc")||a.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||a.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case "WEBGL_compressed_texture_pvrtc":d=a.getExtension("WEBGL_compressed_texture_pvrtc")||a.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");
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-break;default:d=a.getExtension(c)}null===d&&console.warn("THREE.WebGLRenderer: "+c+" extension not supported.");return b[c]=d}}}function Pf(a,b,c){function d(a){a=a.target;var h=e[a.id];null!==h.index&&b.remove(h.index);for(var g in h.attributes)b.remove(h.attributes[g]);a.removeEventListener("dispose",d);delete e[a.id];if(g=f[a.id])b.remove(g),delete f[a.id];if(g=f[h.id])b.remove(g),delete f[h.id];c.memory.geometries--}var e={},f={};return{get:function(a,b){var f=e[b.id];if(f)return f;b.addEventListener("dispose",
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-d);b.isBufferGeometry?f=b:b.isGeometry&&(void 0===b._bufferGeometry&&(b._bufferGeometry=(new H).setFromObject(a)),f=b._bufferGeometry);e[b.id]=f;c.memory.geometries++;return f},update:function(c){var d=c.index,e=c.attributes;null!==d&&b.update(d,a.ELEMENT_ARRAY_BUFFER);for(var f in e)b.update(e[f],a.ARRAY_BUFFER);c=c.morphAttributes;for(f in c){d=c[f];e=0;for(var g=d.length;e<g;e++)b.update(d[e],a.ARRAY_BUFFER)}},getWireframeAttribute:function(c){var d=f[c.id];if(d)return d;d=[];var e=c.index,g=c.attributes;
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-if(null!==e){e=e.array;g=0;for(var u=e.length;g<u;g+=3){var n=e[g+0],q=e[g+1],v=e[g+2];d.push(n,q,q,v,v,n)}}else for(e=g.position.array,g=0,u=e.length/3-1;g<u;g+=3)n=g+0,q=g+1,v=g+2,d.push(n,q,q,v,v,n);d=new (65535<Fe(d)?mb:lb)(d,1);b.update(d,a.ELEMENT_ARRAY_BUFFER);return f[c.id]=d}}}function Qf(a,b,c,d){var e,f,g;this.setMode=function(a){e=a};this.setIndex=function(a){f=a.type;g=a.bytesPerElement};this.render=function(b,d){a.drawElements(e,d,f,b*g);c.update(d,e)};this.renderInstances=function(h,
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-l,m){if(d.isWebGL2)var u=a;else if(u=b.get("ANGLE_instanced_arrays"),null===u){console.error("THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");return}u[d.isWebGL2?"drawElementsInstanced":"drawElementsInstancedANGLE"](e,m,f,l*g,h.maxInstancedCount);c.update(m,e,h.maxInstancedCount)}}function Rf(a){var b={frame:0,calls:0,triangles:0,points:0,lines:0};return{memory:{geometries:0,textures:0},render:b,programs:null,
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-autoReset:!0,reset:function(){b.frame++;b.calls=0;b.triangles=0;b.points=0;b.lines=0},update:function(c,d,e){e=e||1;b.calls++;switch(d){case a.TRIANGLES:b.triangles+=c/3*e;break;case a.TRIANGLE_STRIP:case a.TRIANGLE_FAN:b.triangles+=e*(c-2);break;case a.LINES:b.lines+=c/2*e;break;case a.LINE_STRIP:b.lines+=e*(c-1);break;case a.LINE_LOOP:b.lines+=e*c;break;case a.POINTS:b.points+=e*c;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",d)}}}}function Sf(a,b){return Math.abs(b[1])-Math.abs(a[1])}
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-function Tf(a){var b={},c=new Float32Array(8);return{update:function(d,e,f,g){var h=d.morphTargetInfluences,l=h.length;d=b[e.id];if(void 0===d){d=[];for(var m=0;m<l;m++)d[m]=[m,0];b[e.id]=d}var u=f.morphTargets&&e.morphAttributes.position;f=f.morphNormals&&e.morphAttributes.normal;for(m=0;m<l;m++){var n=d[m];0!==n[1]&&(u&&e.removeAttribute("morphTarget"+m),f&&e.removeAttribute("morphNormal"+m))}for(m=0;m<l;m++)n=d[m],n[0]=m,n[1]=h[m];d.sort(Sf);for(m=0;8>m;m++){if(n=d[m])if(h=n[0],l=n[1]){u&&e.addAttribute("morphTarget"+
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-m,u[h]);f&&e.addAttribute("morphNormal"+m,f[h]);c[m]=l;continue}c[m]=0}g.getUniforms().setValue(a,"morphTargetInfluences",c)}}}function Uf(a,b){var c={};return{update:function(d){var e=b.render.frame,f=d.geometry,g=a.get(d,f);c[g.id]!==e&&(f.isGeometry&&g.updateFromObject(d),a.update(g),c[g.id]=e);return g},dispose:function(){c={}}}}function Va(a,b,c,d,e,f,g,h,l,m){a=void 0!==a?a:[];S.call(this,a,void 0!==b?b:301,c,d,e,f,g,h,l,m);this.flipY=!1}function Nb(a,b,c){var d=a[0];if(0>=d||0<d)return a;var e=
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-b*c,f=Ge[e];void 0===f&&(f=new Float32Array(e),Ge[e]=f);if(0!==b)for(d.toArray(f,0),d=1,e=0;d!==b;++d)e+=c,a[d].toArray(f,e);return f}function W(a,b){if(a.length!==b.length)return!1;for(var c=0,d=a.length;c<d;c++)if(a[c]!==b[c])return!1;return!0}function na(a,b){for(var c=0,d=b.length;c<d;c++)a[c]=b[c]}function He(a,b){var c=Ie[b];void 0===c&&(c=new Int32Array(b),Ie[b]=c);for(var d=0;d!==b;++d)c[d]=a.allocTextureUnit();return c}function Vf(a,b){var c=this.cache;c[0]!==b&&(a.uniform1f(this.addr,b),
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-c[0]=b)}function Wf(a,b){var c=this.cache;c[0]!==b&&(a.uniform1i(this.addr,b),c[0]=b)}function Xf(a,b){var c=this.cache;if(void 0!==b.x){if(c[0]!==b.x||c[1]!==b.y)a.uniform2f(this.addr,b.x,b.y),c[0]=b.x,c[1]=b.y}else W(c,b)||(a.uniform2fv(this.addr,b),na(c,b))}function Yf(a,b){var c=this.cache;if(void 0!==b.x){if(c[0]!==b.x||c[1]!==b.y||c[2]!==b.z)a.uniform3f(this.addr,b.x,b.y,b.z),c[0]=b.x,c[1]=b.y,c[2]=b.z}else if(void 0!==b.r){if(c[0]!==b.r||c[1]!==b.g||c[2]!==b.b)a.uniform3f(this.addr,b.r,b.g,
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-b.b),c[0]=b.r,c[1]=b.g,c[2]=b.b}else W(c,b)||(a.uniform3fv(this.addr,b),na(c,b))}function Zf(a,b){var c=this.cache;if(void 0!==b.x){if(c[0]!==b.x||c[1]!==b.y||c[2]!==b.z||c[3]!==b.w)a.uniform4f(this.addr,b.x,b.y,b.z,b.w),c[0]=b.x,c[1]=b.y,c[2]=b.z,c[3]=b.w}else W(c,b)||(a.uniform4fv(this.addr,b),na(c,b))}function $f(a,b){var c=this.cache,d=b.elements;void 0===d?W(c,b)||(a.uniformMatrix2fv(this.addr,!1,b),na(c,b)):W(c,d)||(Je.set(d),a.uniformMatrix2fv(this.addr,!1,Je),na(c,d))}function ag(a,b){var c=
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-this.cache,d=b.elements;void 0===d?W(c,b)||(a.uniformMatrix3fv(this.addr,!1,b),na(c,b)):W(c,d)||(Ke.set(d),a.uniformMatrix3fv(this.addr,!1,Ke),na(c,d))}function bg(a,b){var c=this.cache,d=b.elements;void 0===d?W(c,b)||(a.uniformMatrix4fv(this.addr,!1,b),na(c,b)):W(c,d)||(Le.set(d),a.uniformMatrix4fv(this.addr,!1,Le),na(c,d))}function cg(a,b,c){var d=this.cache,e=c.allocTextureUnit();d[0]!==e&&(a.uniform1i(this.addr,e),d[0]=e);c.setTexture2D(b||Me,e)}function dg(a,b,c){var d=this.cache,e=c.allocTextureUnit();
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-d[0]!==e&&(a.uniform1i(this.addr,e),d[0]=e);c.setTextureCube(b||Ne,e)}function Oe(a,b){var c=this.cache;W(c,b)||(a.uniform2iv(this.addr,b),na(c,b))}function Pe(a,b){var c=this.cache;W(c,b)||(a.uniform3iv(this.addr,b),na(c,b))}function Qe(a,b){var c=this.cache;W(c,b)||(a.uniform4iv(this.addr,b),na(c,b))}function eg(a){switch(a){case 5126:return Vf;case 35664:return Xf;case 35665:return Yf;case 35666:return Zf;case 35674:return $f;case 35675:return ag;case 35676:return bg;case 35678:case 36198:return cg;
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-case 35680:return dg;case 5124:case 35670:return Wf;case 35667:case 35671:return Oe;case 35668:case 35672:return Pe;case 35669:case 35673:return Qe}}function fg(a,b){var c=this.cache;W(c,b)||(a.uniform1fv(this.addr,b),na(c,b))}function gg(a,b){var c=this.cache;W(c,b)||(a.uniform1iv(this.addr,b),na(c,b))}function hg(a,b){var c=this.cache;b=Nb(b,this.size,2);W(c,b)||(a.uniform2fv(this.addr,b),this.updateCache(b))}function ig(a,b){var c=this.cache;b=Nb(b,this.size,3);W(c,b)||(a.uniform3fv(this.addr,
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-b),this.updateCache(b))}function jg(a,b){var c=this.cache;b=Nb(b,this.size,4);W(c,b)||(a.uniform4fv(this.addr,b),this.updateCache(b))}function kg(a,b){var c=this.cache;b=Nb(b,this.size,4);W(c,b)||(a.uniformMatrix2fv(this.addr,!1,b),this.updateCache(b))}function lg(a,b){var c=this.cache;b=Nb(b,this.size,9);W(c,b)||(a.uniformMatrix3fv(this.addr,!1,b),this.updateCache(b))}function mg(a,b){var c=this.cache;b=Nb(b,this.size,16);W(c,b)||(a.uniformMatrix4fv(this.addr,!1,b),this.updateCache(b))}function ng(a,
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-b,c){var d=this.cache,e=b.length,f=He(c,e);!1===W(d,f)&&(a.uniform1iv(this.addr,f),na(d,f));for(a=0;a!==e;++a)c.setTexture2D(b[a]||Me,f[a])}function og(a,b,c){var d=this.cache,e=b.length,f=He(c,e);!1===W(d,f)&&(a.uniform1iv(this.addr,f),na(d,f));for(a=0;a!==e;++a)c.setTextureCube(b[a]||Ne,f[a])}function pg(a){switch(a){case 5126:return fg;case 35664:return hg;case 35665:return ig;case 35666:return jg;case 35674:return kg;case 35675:return lg;case 35676:return mg;case 35678:return ng;case 35680:return og;
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-case 5124:case 35670:return gg;case 35667:case 35671:return Oe;case 35668:case 35672:return Pe;case 35669:case 35673:return Qe}}function qg(a,b,c){this.id=a;this.addr=c;this.cache=[];this.setValue=eg(b.type)}function Re(a,b,c){this.id=a;this.addr=c;this.cache=[];this.size=b.size;this.setValue=pg(b.type)}function Se(a){this.id=a;this.seq=[];this.map={}}function ab(a,b,c){this.seq=[];this.map={};this.renderer=c;c=a.getProgramParameter(b,a.ACTIVE_UNIFORMS);for(var d=0;d<c;++d){var e=a.getActiveUniform(b,
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-d),f=a.getUniformLocation(b,e.name),g=this,h=e.name,l=h.length;for(Vd.lastIndex=0;;){var m=Vd.exec(h),u=Vd.lastIndex,n=m[1],q=m[3];"]"===m[2]&&(n|=0);if(void 0===q||"["===q&&u+2===l){h=g;e=void 0===q?new qg(n,e,f):new Re(n,e,f);h.seq.push(e);h.map[e.id]=e;break}else q=g.map[n],void 0===q&&(q=new Se(n),n=g,g=q,n.seq.push(g),n.map[g.id]=g),g=q}}}function rg(a){a=a.split("\n");for(var b=0;b<a.length;b++)a[b]=b+1+": "+a[b];return a.join("\n")}function Te(a,b,c){var d=a.createShader(b);a.shaderSource(d,
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-c);a.compileShader(d);!1===a.getShaderParameter(d,a.COMPILE_STATUS)&&console.error("THREE.WebGLShader: Shader couldn't compile.");""!==a.getShaderInfoLog(d)&&console.warn("THREE.WebGLShader: gl.getShaderInfoLog()",b===a.VERTEX_SHADER?"vertex":"fragment",a.getShaderInfoLog(d),rg(c));return d}function Ue(a){switch(a){case 3E3:return["Linear","( value )"];case 3001:return["sRGB","( value )"];case 3002:return["RGBE","( value )"];case 3004:return["RGBM","( value, 7.0 )"];case 3005:return["RGBM","( value, 16.0 )"];
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-case 3006:return["RGBD","( value, 256.0 )"];case 3007:return["Gamma","( value, float( GAMMA_FACTOR ) )"];default:throw Error("unsupported encoding: "+a);}}function Wd(a,b){b=Ue(b);return"vec4 "+a+"( vec4 value ) { return "+b[0]+"ToLinear"+b[1]+"; }"}function sg(a,b){b=Ue(b);return"vec4 "+a+"( vec4 value ) { return LinearTo"+b[0]+b[1]+"; }"}function tg(a,b){switch(b){case 1:b="Linear";break;case 2:b="Reinhard";break;case 3:b="Uncharted2";break;case 4:b="OptimizedCineon";break;default:throw Error("unsupported toneMapping: "+
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-b);}return"vec3 "+a+"( vec3 color ) { return "+b+"ToneMapping( color ); }"}function ug(a,b,c){a=a||{};return[a.derivatives||b.envMapCubeUV||b.bumpMap||b.normalMap&&!b.objectSpaceNormalMap||b.flatShading?"#extension GL_OES_standard_derivatives : enable":"",(a.fragDepth||b.logarithmicDepthBuffer)&&c.get("EXT_frag_depth")?"#extension GL_EXT_frag_depth : enable":"",a.drawBuffers&&c.get("WEBGL_draw_buffers")?"#extension GL_EXT_draw_buffers : require":"",(a.shaderTextureLOD||b.envMap)&&c.get("EXT_shader_texture_lod")?
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-"#extension GL_EXT_shader_texture_lod : enable":""].filter(zc).join("\n")}function vg(a){var b=[],c;for(c in a){var d=a[c];!1!==d&&b.push("#define "+c+" "+d)}return b.join("\n")}function zc(a){return""!==a}function Ve(a,b){return a.replace(/NUM_DIR_LIGHTS/g,b.numDirLights).replace(/NUM_SPOT_LIGHTS/g,b.numSpotLights).replace(/NUM_RECT_AREA_LIGHTS/g,b.numRectAreaLights).replace(/NUM_POINT_LIGHTS/g,b.numPointLights).replace(/NUM_HEMI_LIGHTS/g,b.numHemiLights)}function We(a,b){return a.replace(/NUM_CLIPPING_PLANES/g,
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-b.numClippingPlanes).replace(/UNION_CLIPPING_PLANES/g,b.numClippingPlanes-b.numClipIntersection)}function Xd(a){return a.replace(/^[ \t]*#include +<([\w\d./]+)>/gm,function(a,c){a=R[c];if(void 0===a)throw Error("Can not resolve #include <"+c+">");return Xd(a)})}function Xe(a){return a.replace(/#pragma unroll_loop[\s]+?for \( int i = (\d+); i < (\d+); i \+\+ \) \{([\s\S]+?)(?=\})\}/g,function(a,c,d,e){a="";for(c=parseInt(c);c<parseInt(d);c++)a+=e.replace(/\[ i \]/g,"[ "+c+" ]");return a})}function wg(a,
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-b,c,d,e,f,g){var h=a.context,l=d.defines,m=e.vertexShader,u=e.fragmentShader,n="SHADOWMAP_TYPE_BASIC";1===f.shadowMapType?n="SHADOWMAP_TYPE_PCF":2===f.shadowMapType&&(n="SHADOWMAP_TYPE_PCF_SOFT");var q="ENVMAP_TYPE_CUBE",v="ENVMAP_MODE_REFLECTION",r="ENVMAP_BLENDING_MULTIPLY";if(f.envMap){switch(d.envMap.mapping){case 301:case 302:q="ENVMAP_TYPE_CUBE";break;case 306:case 307:q="ENVMAP_TYPE_CUBE_UV";break;case 303:case 304:q="ENVMAP_TYPE_EQUIREC";break;case 305:q="ENVMAP_TYPE_SPHERE"}switch(d.envMap.mapping){case 302:case 304:v=
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-"ENVMAP_MODE_REFRACTION"}switch(d.combine){case 0:r="ENVMAP_BLENDING_MULTIPLY";break;case 1:r="ENVMAP_BLENDING_MIX";break;case 2:r="ENVMAP_BLENDING_ADD"}}var k=0<a.gammaFactor?a.gammaFactor:1,p=g.isWebGL2?"":ug(d.extensions,f,b),x=vg(l),w=h.createProgram();d.isRawShaderMaterial?(l=[x].filter(zc).join("\n"),0<l.length&&(l+="\n"),b=[p,x].filter(zc).join("\n"),0<b.length&&(b+="\n")):(l=["precision "+f.precision+" float;","precision "+f.precision+" int;","#define SHADER_NAME "+e.name,x,f.supportsVertexTextures?
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-"#define VERTEX_TEXTURES":"","#define GAMMA_FACTOR "+k,"#define MAX_BONES "+f.maxBones,f.useFog&&f.fog?"#define USE_FOG":"",f.useFog&&f.fogExp?"#define FOG_EXP2":"",f.map?"#define USE_MAP":"",f.envMap?"#define USE_ENVMAP":"",f.envMap?"#define "+v:"",f.lightMap?"#define USE_LIGHTMAP":"",f.aoMap?"#define USE_AOMAP":"",f.emissiveMap?"#define USE_EMISSIVEMAP":"",f.bumpMap?"#define USE_BUMPMAP":"",f.normalMap?"#define USE_NORMALMAP":"",f.normalMap&&f.objectSpaceNormalMap?"#define OBJECTSPACE_NORMALMAP":
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-"",f.displacementMap&&f.supportsVertexTextures?"#define USE_DISPLACEMENTMAP":"",f.specularMap?"#define USE_SPECULARMAP":"",f.roughnessMap?"#define USE_ROUGHNESSMAP":"",f.metalnessMap?"#define USE_METALNESSMAP":"",f.alphaMap?"#define USE_ALPHAMAP":"",f.vertexColors?"#define USE_COLOR":"",f.flatShading?"#define FLAT_SHADED":"",f.skinning?"#define USE_SKINNING":"",f.useVertexTexture?"#define BONE_TEXTURE":"",f.morphTargets?"#define USE_MORPHTARGETS":"",f.morphNormals&&!1===f.flatShading?"#define USE_MORPHNORMALS":
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-"",f.doubleSided?"#define DOUBLE_SIDED":"",f.flipSided?"#define FLIP_SIDED":"",f.shadowMapEnabled?"#define USE_SHADOWMAP":"",f.shadowMapEnabled?"#define "+n:"",f.sizeAttenuation?"#define USE_SIZEATTENUATION":"",f.logarithmicDepthBuffer?"#define USE_LOGDEPTHBUF":"",f.logarithmicDepthBuffer&&(g.isWebGL2||b.get("EXT_frag_depth"))?"#define USE_LOGDEPTHBUF_EXT":"","uniform mat4 modelMatrix;","uniform mat4 modelViewMatrix;","uniform mat4 projectionMatrix;","uniform mat4 viewMatrix;","uniform mat3 normalMatrix;",
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-"uniform vec3 cameraPosition;","attribute vec3 position;","attribute vec3 normal;","attribute vec2 uv;","#ifdef USE_COLOR","\tattribute vec3 color;","#endif","#ifdef USE_MORPHTARGETS","\tattribute vec3 morphTarget0;","\tattribute vec3 morphTarget1;","\tattribute vec3 morphTarget2;","\tattribute vec3 morphTarget3;","\t#ifdef USE_MORPHNORMALS","\t\tattribute vec3 morphNormal0;","\t\tattribute vec3 morphNormal1;","\t\tattribute vec3 morphNormal2;","\t\tattribute vec3 morphNormal3;","\t#else","\t\tattribute vec3 morphTarget4;",
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-"\t\tattribute vec3 morphTarget5;","\t\tattribute vec3 morphTarget6;","\t\tattribute vec3 morphTarget7;","\t#endif","#endif","#ifdef USE_SKINNING","\tattribute vec4 skinIndex;","\tattribute vec4 skinWeight;","#endif","\n"].filter(zc).join("\n"),b=[p,"precision "+f.precision+" float;","precision "+f.precision+" int;","#define SHADER_NAME "+e.name,x,f.alphaTest?"#define ALPHATEST "+f.alphaTest+(f.alphaTest%1?"":".0"):"","#define GAMMA_FACTOR "+k,f.useFog&&f.fog?"#define USE_FOG":"",f.useFog&&f.fogExp?
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-"#define FOG_EXP2":"",f.map?"#define USE_MAP":"",f.envMap?"#define USE_ENVMAP":"",f.envMap?"#define "+q:"",f.envMap?"#define "+v:"",f.envMap?"#define "+r:"",f.lightMap?"#define USE_LIGHTMAP":"",f.aoMap?"#define USE_AOMAP":"",f.emissiveMap?"#define USE_EMISSIVEMAP":"",f.bumpMap?"#define USE_BUMPMAP":"",f.normalMap?"#define USE_NORMALMAP":"",f.normalMap&&f.objectSpaceNormalMap?"#define OBJECTSPACE_NORMALMAP":"",f.specularMap?"#define USE_SPECULARMAP":"",f.roughnessMap?"#define USE_ROUGHNESSMAP":"",
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|
|
-f.metalnessMap?"#define USE_METALNESSMAP":"",f.alphaMap?"#define USE_ALPHAMAP":"",f.vertexColors?"#define USE_COLOR":"",f.gradientMap?"#define USE_GRADIENTMAP":"",f.flatShading?"#define FLAT_SHADED":"",f.doubleSided?"#define DOUBLE_SIDED":"",f.flipSided?"#define FLIP_SIDED":"",f.shadowMapEnabled?"#define USE_SHADOWMAP":"",f.shadowMapEnabled?"#define "+n:"",f.premultipliedAlpha?"#define PREMULTIPLIED_ALPHA":"",f.physicallyCorrectLights?"#define PHYSICALLY_CORRECT_LIGHTS":"",f.logarithmicDepthBuffer?
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-(g=!1,n=/^\s*#version\s+300\s+es\s*\n/,d.isShaderMaterial&&null!==m.match(n)&&null!==u.match(n)&&(g=!0,m=m.replace(n,""),u=u.replace(n,"")),l="#version 300 es\n\n#define attribute in\n#define varying out\n#define texture2D texture\n"+l,b=["#version 300 es\n\n#define varying in",g?"":"out highp vec4 pc_fragColor;",g?"":"#define gl_FragColor pc_fragColor","#define gl_FragDepthEXT gl_FragDepth\n#define texture2D texture\n#define textureCube texture\n#define texture2DProj textureProj\n#define texture2DLodEXT textureLod\n#define texture2DProjLodEXT textureProjLod\n#define textureCubeLodEXT textureLod\n#define texture2DGradEXT textureGrad\n#define texture2DProjGradEXT textureProjGrad\n#define textureCubeGradEXT textureGrad"].join("\n")+
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+break;default:d=a.getExtension(c)}null===d&&console.warn("THREE.WebGLRenderer: "+c+" extension not supported.");return b[c]=d}}}function Pf(a,b,c){function d(a){var h=a.target;a=e[h.id];null!==a.index&&b.remove(a.index);for(var g in a.attributes)b.remove(a.attributes[g]);h.removeEventListener("dispose",d);delete e[h.id];if(g=f[a.id])b.remove(g),delete f[a.id];c.memory.geometries--}var e={},f={};return{get:function(a,b){var f=e[b.id];if(f)return f;b.addEventListener("dispose",d);b.isBufferGeometry?
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+f=b:b.isGeometry&&(void 0===b._bufferGeometry&&(b._bufferGeometry=(new H).setFromObject(a)),f=b._bufferGeometry);e[b.id]=f;c.memory.geometries++;return f},update:function(c){var d=c.index,e=c.attributes;null!==d&&b.update(d,a.ELEMENT_ARRAY_BUFFER);for(var f in e)b.update(e[f],a.ARRAY_BUFFER);c=c.morphAttributes;for(f in c){d=c[f];e=0;for(var g=d.length;e<g;e++)b.update(d[e],a.ARRAY_BUFFER)}},getWireframeAttribute:function(c){var d=f[c.id];if(d)return d;d=[];var e=c.index,g=c.attributes;if(null!==
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+e){e=e.array;g=0;for(var u=e.length;g<u;g+=3){var n=e[g+0],q=e[g+1],v=e[g+2];d.push(n,q,q,v,v,n)}}else for(e=g.position.array,g=0,u=e.length/3-1;g<u;g+=3)n=g+0,q=g+1,v=g+2,d.push(n,q,q,v,v,n);d=new (65535<Fe(d)?mb:lb)(d,1);b.update(d,a.ELEMENT_ARRAY_BUFFER);return f[c.id]=d}}}function Qf(a,b,c,d){var e,f,g;this.setMode=function(a){e=a};this.setIndex=function(a){f=a.type;g=a.bytesPerElement};this.render=function(b,d){a.drawElements(e,d,f,b*g);c.update(d,e)};this.renderInstances=function(h,l,m){if(d.isWebGL2)var u=
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+a;else if(u=b.get("ANGLE_instanced_arrays"),null===u){console.error("THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");return}u[d.isWebGL2?"drawElementsInstanced":"drawElementsInstancedANGLE"](e,m,f,l*g,h.maxInstancedCount);c.update(m,e,h.maxInstancedCount)}}function Rf(a){var b={frame:0,calls:0,triangles:0,points:0,lines:0};return{memory:{geometries:0,textures:0},render:b,programs:null,autoReset:!0,reset:function(){b.frame++;
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+b.calls=0;b.triangles=0;b.points=0;b.lines=0},update:function(c,d,e){e=e||1;b.calls++;switch(d){case a.TRIANGLES:b.triangles+=c/3*e;break;case a.TRIANGLE_STRIP:case a.TRIANGLE_FAN:b.triangles+=e*(c-2);break;case a.LINES:b.lines+=c/2*e;break;case a.LINE_STRIP:b.lines+=e*(c-1);break;case a.LINE_LOOP:b.lines+=e*c;break;case a.POINTS:b.points+=e*c;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",d)}}}}function Sf(a,b){return Math.abs(b[1])-Math.abs(a[1])}function Tf(a){var b={},c=new Float32Array(8);
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+m,f[h]);c[m]=l;continue}c[m]=0}g.getUniforms().setValue(a,"morphTargetInfluences",c)}}}function Uf(a,b){var c={};return{update:function(d){var e=b.render.frame,f=d.geometry,g=a.get(d,f);c[g.id]!==e&&(f.isGeometry&&g.updateFromObject(d),a.update(g),c[g.id]=e);return g},dispose:function(){c={}}}}function Va(a,b,c,d,e,f,g,h,l,m){a=void 0!==a?a:[];S.call(this,a,void 0!==b?b:301,c,d,e,f,g,h,l,m);this.flipY=!1}function Nb(a,b,c){var d=a[0];if(0>=d||0<d)return a;var e=b*c,f=Ge[e];void 0===f&&(f=new Float32Array(e),
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+b&&(a.uniform1i(this.addr,b),c[0]=b)}function Xf(a,b){var c=this.cache;if(void 0!==b.x){if(c[0]!==b.x||c[1]!==b.y)a.uniform2f(this.addr,b.x,b.y),c[0]=b.x,c[1]=b.y}else W(c,b)||(a.uniform2fv(this.addr,b),na(c,b))}function Yf(a,b){var c=this.cache;if(void 0!==b.x){if(c[0]!==b.x||c[1]!==b.y||c[2]!==b.z)a.uniform3f(this.addr,b.x,b.y,b.z),c[0]=b.x,c[1]=b.y,c[2]=b.z}else if(void 0!==b.r){if(c[0]!==b.r||c[1]!==b.g||c[2]!==b.b)a.uniform3f(this.addr,b.r,b.g,b.b),c[0]=b.r,c[1]=b.g,c[2]=b.b}else W(c,b)||(a.uniform3fv(this.addr,
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+b),na(c,b))}function Zf(a,b){var c=this.cache;if(void 0!==b.x){if(c[0]!==b.x||c[1]!==b.y||c[2]!==b.z||c[3]!==b.w)a.uniform4f(this.addr,b.x,b.y,b.z,b.w),c[0]=b.x,c[1]=b.y,c[2]=b.z,c[3]=b.w}else W(c,b)||(a.uniform4fv(this.addr,b),na(c,b))}function $f(a,b){var c=this.cache,d=b.elements;void 0===d?W(c,b)||(a.uniformMatrix2fv(this.addr,!1,b),na(c,b)):W(c,d)||(Je.set(d),a.uniformMatrix2fv(this.addr,!1,Je),na(c,d))}function ag(a,b){var c=this.cache,d=b.elements;void 0===d?W(c,b)||(a.uniformMatrix3fv(this.addr,
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+Ne,e)}function Oe(a,b){var c=this.cache;W(c,b)||(a.uniform2iv(this.addr,b),na(c,b))}function Pe(a,b){var c=this.cache;W(c,b)||(a.uniform3iv(this.addr,b),na(c,b))}function Qe(a,b){var c=this.cache;W(c,b)||(a.uniform4iv(this.addr,b),na(c,b))}function eg(a){switch(a){case 5126:return Vf;case 35664:return Xf;case 35665:return Yf;case 35666:return Zf;case 35674:return $f;case 35675:return ag;case 35676:return bg;case 35678:case 36198:return cg;case 35680:return dg;case 5124:case 35670:return Wf;case 35667:case 35671:return Oe;
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+case 35669:case 35673:return Qe}}function qg(a,b,c){this.id=a;this.addr=c;this.cache=[];this.setValue=eg(b.type)}function Re(a,b,c){this.id=a;this.addr=c;this.cache=[];this.size=b.size;this.setValue=pg(b.type)}function Se(a){this.id=a;this.seq=[];this.map={}}function ab(a,b,c){this.seq=[];this.map={};this.renderer=c;c=a.getProgramParameter(b,a.ACTIVE_UNIFORMS);for(var d=0;d<c;++d){var e=a.getActiveUniform(b,d),f=a.getUniformLocation(b,e.name),g=this,h=e.name,l=h.length;for(Vd.lastIndex=0;;){var m=
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+b.envMapCubeUV||b.bumpMap||b.normalMap&&!b.objectSpaceNormalMap||b.flatShading?"#extension GL_OES_standard_derivatives : enable":"",(a.fragDepth||b.logarithmicDepthBuffer)&&c.get("EXT_frag_depth")?"#extension GL_EXT_frag_depth : enable":"",a.drawBuffers&&c.get("WEBGL_draw_buffers")?"#extension GL_EXT_draw_buffers : require":"",(a.shaderTextureLOD||b.envMap)&&c.get("EXT_shader_texture_lod")?"#extension GL_EXT_shader_texture_lod : enable":""].filter(zc).join("\n")}function vg(a){var b=[],c;for(c in a){var d=
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+n:"",f.sizeAttenuation?"#define USE_SIZEATTENUATION":"",f.logarithmicDepthBuffer?"#define USE_LOGDEPTHBUF":"",f.logarithmicDepthBuffer&&(g.isWebGL2||b.get("EXT_frag_depth"))?"#define USE_LOGDEPTHBUF_EXT":"","uniform mat4 modelMatrix;","uniform mat4 modelViewMatrix;","uniform mat4 projectionMatrix;","uniform mat4 viewMatrix;","uniform mat3 normalMatrix;","uniform vec3 cameraPosition;","attribute vec3 position;","attribute vec3 normal;","attribute vec2 uv;","#ifdef USE_COLOR","\tattribute vec3 color;",
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+"#endif","#ifdef USE_MORPHTARGETS","\tattribute vec3 morphTarget0;","\tattribute vec3 morphTarget1;","\tattribute vec3 morphTarget2;","\tattribute vec3 morphTarget3;","\t#ifdef USE_MORPHNORMALS","\t\tattribute vec3 morphNormal0;","\t\tattribute vec3 morphNormal1;","\t\tattribute vec3 morphNormal2;","\t\tattribute vec3 morphNormal3;","\t#else","\t\tattribute vec3 morphTarget4;","\t\tattribute vec3 morphTarget5;","\t\tattribute vec3 morphTarget6;","\t\tattribute vec3 morphTarget7;","\t#endif","#endif",
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+"#ifdef USE_SKINNING","\tattribute vec4 skinIndex;","\tattribute vec4 skinWeight;","#endif","\n"].filter(zc).join("\n"),b=[p,"precision "+f.precision+" float;","precision "+f.precision+" int;","#define SHADER_NAME "+e.name,x,f.alphaTest?"#define ALPHATEST "+f.alphaTest+(f.alphaTest%1?"":".0"):"","#define GAMMA_FACTOR "+k,f.useFog&&f.fog?"#define USE_FOG":"",f.useFog&&f.fogExp?"#define FOG_EXP2":"",f.map?"#define USE_MAP":"",f.envMap?"#define USE_ENVMAP":"",f.envMap?"#define "+q:"",f.envMap?"#define "+
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|
+v:"",f.envMap?"#define "+r:"",f.lightMap?"#define USE_LIGHTMAP":"",f.aoMap?"#define USE_AOMAP":"",f.emissiveMap?"#define USE_EMISSIVEMAP":"",f.bumpMap?"#define USE_BUMPMAP":"",f.normalMap?"#define USE_NORMALMAP":"",f.normalMap&&f.objectSpaceNormalMap?"#define OBJECTSPACE_NORMALMAP":"",f.specularMap?"#define USE_SPECULARMAP":"",f.roughnessMap?"#define USE_ROUGHNESSMAP":"",f.metalnessMap?"#define USE_METALNESSMAP":"",f.alphaMap?"#define USE_ALPHAMAP":"",f.vertexColors?"#define USE_COLOR":"",f.gradientMap?
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+"#define USE_GRADIENTMAP":"",f.flatShading?"#define FLAT_SHADED":"",f.doubleSided?"#define DOUBLE_SIDED":"",f.flipSided?"#define FLIP_SIDED":"",f.shadowMapEnabled?"#define USE_SHADOWMAP":"",f.shadowMapEnabled?"#define "+n:"",f.premultipliedAlpha?"#define PREMULTIPLIED_ALPHA":"",f.physicallyCorrectLights?"#define PHYSICALLY_CORRECT_LIGHTS":"",f.logarithmicDepthBuffer?"#define USE_LOGDEPTHBUF":"",f.logarithmicDepthBuffer&&(g.isWebGL2||b.get("EXT_frag_depth"))?"#define USE_LOGDEPTHBUF_EXT":"",f.envMap&&
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+(g.isWebGL2||b.get("EXT_shader_texture_lod"))?"#define TEXTURE_LOD_EXT":"","uniform mat4 viewMatrix;","uniform vec3 cameraPosition;",0!==f.toneMapping?"#define TONE_MAPPING":"",0!==f.toneMapping?R.tonemapping_pars_fragment:"",0!==f.toneMapping?tg("toneMapping",f.toneMapping):"",f.dithering?"#define DITHERING":"",f.outputEncoding||f.mapEncoding||f.envMapEncoding||f.emissiveMapEncoding?R.encodings_pars_fragment:"",f.mapEncoding?Wd("mapTexelToLinear",f.mapEncoding):"",f.envMapEncoding?Wd("envMapTexelToLinear",
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+f.envMapEncoding):"",f.emissiveMapEncoding?Wd("emissiveMapTexelToLinear",f.emissiveMapEncoding):"",f.outputEncoding?sg("linearToOutputTexel",f.outputEncoding):"",f.depthPacking?"#define DEPTH_PACKING "+d.depthPacking:"","\n"].filter(zc).join("\n"));m=Xd(m);m=Ve(m,f);m=We(m,f);u=Xd(u);u=Ve(u,f);u=We(u,f);m=Xe(m);u=Xe(u);g.isWebGL2&&!d.isRawShaderMaterial&&(g=!1,n=/^\s*#version\s+300\s+es\s*\n/,d.isShaderMaterial&&null!==m.match(n)&&null!==u.match(n)&&(g=!0,m=m.replace(n,""),u=u.replace(n,"")),l="#version 300 es\n\n#define attribute in\n#define varying out\n#define texture2D texture\n"+
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+l,b=["#version 300 es\n\n#define varying in",g?"":"out highp vec4 pc_fragColor;",g?"":"#define gl_FragColor pc_fragColor","#define gl_FragDepthEXT gl_FragDepth\n#define texture2D texture\n#define textureCube texture\n#define texture2DProj textureProj\n#define texture2DLodEXT textureLod\n#define texture2DProjLodEXT textureProjLod\n#define textureCubeLodEXT textureLod\n#define texture2DGradEXT textureGrad\n#define texture2DProjGradEXT textureProjGrad\n#define textureCubeGradEXT textureGrad"].join("\n")+
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"\n"+b);u=b+u;m=Te(h,h.VERTEX_SHADER,l+m);u=Te(h,h.FRAGMENT_SHADER,u);h.attachShader(w,m);h.attachShader(w,u);void 0!==d.index0AttributeName?h.bindAttribLocation(w,0,d.index0AttributeName):!0===f.morphTargets&&h.bindAttribLocation(w,0,"position");h.linkProgram(w);f=h.getProgramInfoLog(w).trim();g=h.getShaderInfoLog(m).trim();n=h.getShaderInfoLog(u).trim();v=q=!0;if(!1===h.getProgramParameter(w,h.LINK_STATUS))q=!1,console.error("THREE.WebGLProgram: shader error: ",h.getError(),"gl.VALIDATE_STATUS",
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h.getProgramParameter(w,h.VALIDATE_STATUS),"gl.getProgramInfoLog",f,g,n);else if(""!==f)console.warn("THREE.WebGLProgram: gl.getProgramInfoLog()",f);else if(""===g||""===n)v=!1;v&&(this.diagnostics={runnable:q,material:d,programLog:f,vertexShader:{log:g,prefix:l},fragmentShader:{log:n,prefix:b}});h.deleteShader(m);h.deleteShader(u);var C;this.getUniforms=function(){void 0===C&&(C=new ab(h,w,a));return C};var D;this.getAttributes=function(){if(void 0===D){for(var a={},b=h.getProgramParameter(w,h.ACTIVE_ATTRIBUTES),
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c=0;c<b;c++){var d=h.getActiveAttrib(w,c).name;a[d]=h.getAttribLocation(w,d)}D=a}return D};this.destroy=function(){h.deleteProgram(w);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.name=e.name;this.id=xg++;this.code=c;this.usedTimes=1;this.program=
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Mr.doob