!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e(t.THREE={})}(this,function(t){function e(){}function i(t,e){this.x=t||0,this.y=e||0}function n(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],0e&&(e=t[i]);return e}function F(){Object.defineProperty(this,"id",{value:no+=2}),this.uuid=qr.generateUUID(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingSphere=this.boundingBox=null,this.drawRange={start:0,count:1/0},this.userData={}}function U(t,e,i,n,r,o){E.call(this),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:n,heightSegments:r,depthSegments:o},this.fromBufferGeometry(new z(t,e,i,n,r,o)),this.mergeVertices()}function z(t,e,i,n,r,a){function s(t,e,i,n,r,a,s,m,g,v,y){var b=a/g,x=s/v,_=a/2,w=s/2,T=m/2;s=g+1;var S,E,M=v+1,A=a=0,R=new o;for(E=0;Ec;c++)(u=n[c])&&(s=u[0],h=u[1])?(l&&r.addAttribute("morphTarget"+c,l[s]),o&&r.addAttribute("morphNormal"+c,o[s]),i[c]=h):i[c]=0;a.getUniforms().setValue(t,"morphTargetInfluences",i)}}}function at(t,e){var i={};return{update:function(n){var r=e.render.frame,o=n.geometry,a=t.get(n,o);return i[a.id]!==r&&(o.isGeometry&&a.updateFromObject(n),t.update(a),i[a.id]=r),a},dispose:function(){i={}}}}function st(t,e,i,n,r,o,a,h,c,l){t=void 0!==t?t:[],s.call(this,t,void 0!==e?e:301,i,n,r,o,a,h,c,l),this.flipY=!1}function ht(t,e,i){var n=t[0];if(0>=n||0/gm,function(t,e){if(void 0===(t=Zr[e]))throw Error("Can not resolve #include ");return Yt(t)})}function qt(t){return t.replace(/#pragma unroll_loop[\s]+?for \( int i = (\d+); i 0 ) {\n\t\tfloat fogFactor = 0.0;\n\t\tif ( fogType == 1 ) {\n\t\t\tfogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t\t} else {\n\t\t\tconst float LOG2 = 1.442695;\n\t\t\tfogFactor = exp2( - fogDensity * fogDensity * fogDepth * fogDepth * LOG2 );\n\t\t\tfogFactor = 1.0 - clamp( fogFactor, 0.0, 1.0 );\n\t\t}\n\t\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n\t}\n}"].join("\n")),e.compileShader(D),e.compileShader(N),e.attachShader(k,D),e.attachShader(k,N),e.linkProgram(k),R=k,T=e.getAttribLocation(R,"position"),S=e.getAttribLocation(R,"uv"),s=e.getUniformLocation(R,"uvOffset"),h=e.getUniformLocation(R,"uvScale"),c=e.getUniformLocation(R,"rotation"),l=e.getUniformLocation(R,"center"),u=e.getUniformLocation(R,"scale"),d=e.getUniformLocation(R,"color"),p=e.getUniformLocation(R,"map"),f=e.getUniformLocation(R,"opacity"),m=e.getUniformLocation(R,"modelViewMatrix"),g=e.getUniformLocation(R,"projectionMatrix"),v=e.getUniformLocation(R,"fogType"),y=e.getUniformLocation(R,"fogDensity"),b=e.getUniformLocation(R,"fogNear"),x=e.getUniformLocation(R,"fogFar"),_=e.getUniformLocation(R,"fogColor"),e.getUniformLocation(R,"fogDepth"),w=e.getUniformLocation(R,"alphaTest"),(k=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")).width=8,k.height=8,(D=k.getContext("2d")).fillStyle="white",D.fillRect(0,0,8,8),C=new ce(k)}i.useProgram(R),i.initAttributes(),i.enableAttribute(T),i.enableAttribute(S),i.disableUnusedAttributes(),i.disable(e.CULL_FACE),i.enable(e.BLEND),e.bindBuffer(e.ARRAY_BUFFER,M),e.vertexAttribPointer(T,2,e.FLOAT,!1,16,0),e.vertexAttribPointer(S,2,e.FLOAT,!1,16,8),e.bindBuffer(e.ELEMENT_ARRAY_BUFFER,A),e.uniformMatrix4fv(g,!1,I.projectionMatrix.elements),i.activeTexture(e.TEXTURE0),e.uniform1i(p,0),D=k=0,(N=o.fog)?(e.uniform3f(_,N.color.r,N.color.g,N.color.b),N.isFog?(e.uniform1f(b,N.near),e.uniform1f(x,N.far),e.uniform1i(v,1),D=k=1):N.isFogExp2&&(e.uniform1f(y,N.density),e.uniform1i(v,2),D=k=2)):(e.uniform1i(v,0),D=k=0),N=0;for(var B=r.length;Ne||t.height>e){if("data"in t)return void console.warn("THREE.WebGLRenderer: image in DataTexture is too big ("+t.width+"x"+t.height+").");e/=Math.max(t.width,t.height);var i=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");return i.width=Math.floor(t.width*e),i.height=Math.floor(t.height*e),i.getContext("2d").drawImage(t,0,0,t.width,t.height,0,0,i.width,i.height),console.warn("THREE.WebGLRenderer: image is too big ("+t.width+"x"+t.height+"). Resized to "+i.width+"x"+i.height,t),i}return t}function h(t){return qr.isPowerOfTwo(t.width)&&qr.isPowerOfTwo(t.height)}function c(t,e){return t.generateMipmaps&&e&&1003!==t.minFilter&&1006!==t.minFilter}function l(e,i,r,o){t.generateMipmap(e),n.get(i).__maxMipLevel=Math.log(Math.max(r,o))*Math.LOG2E}function u(e){return 1003===e||1004===e||1005===e?t.NEAREST:t.LINEAR}function d(e){(e=e.target).removeEventListener("dispose",d);t:{var i=n.get(e);if(e.image&&i.__image__webglTextureCube)t.deleteTexture(i.__image__webglTextureCube);else{if(void 0===i.__webglInit)break t;t.deleteTexture(i.__webglTexture)}n.remove(e)}e.isVideoTexture&&delete x[e.id],a.memory.textures--}function p(e){(e=e.target).removeEventListener("dispose",p);var i=n.get(e),r=n.get(e.texture);if(e){if(void 0!==r.__webglTexture&&t.deleteTexture(r.__webglTexture),e.depthTexture&&e.depthTexture.dispose(),e.isWebGLRenderTargetCube)for(r=0;6>r;r++)t.deleteFramebuffer(i.__webglFramebuffer[r]),i.__webglDepthbuffer&&t.deleteRenderbuffer(i.__webglDepthbuffer[r]);else t.deleteFramebuffer(i.__webglFramebuffer),i.__webglDepthbuffer&&t.deleteRenderbuffer(i.__webglDepthbuffer);n.remove(e.texture),n.remove(e)}a.memory.textures--}function f(e,u){var p=n.get(e);if(e.isVideoTexture){var f=e.id,g=a.render.frame;x[f]!==g&&(x[f]=g,e.update())}if(0v;v++)g[v]=u||f?f?e.image[v].image:e.image[v]:s(e.image[v],r.maxCubemapSize);var y=g[0],b=h(y),x=o.convert(e.format),_=o.convert(e.type);for(m(t.TEXTURE_CUBE_MAP,e,b),v=0;6>v;v++)if(u)for(var w,T=g[v].mipmaps,S=0,E=T.length;Sd;d++)r.__webglFramebuffer[d]=t.createFramebuffer()}else r.__webglFramebuffer=t.createFramebuffer();if(s){for(i.bindTexture(t.TEXTURE_CUBE_MAP,o.__webglTexture),m(t.TEXTURE_CUBE_MAP,e.texture,u),d=0;6>d;d++)g(r.__webglFramebuffer[d],e,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+d);c(e.texture,u)&&l(t.TEXTURE_CUBE_MAP,e.texture,e.width,e.height),i.bindTexture(t.TEXTURE_CUBE_MAP,null)}else i.bindTexture(t.TEXTURE_2D,o.__webglTexture),m(t.TEXTURE_2D,e.texture,u),g(r.__webglFramebuffer,e,t.COLOR_ATTACHMENT0,t.TEXTURE_2D),c(e.texture,u)&&l(t.TEXTURE_2D,e.texture,e.width,e.height),i.bindTexture(t.TEXTURE_2D,null);if(e.depthBuffer){if(r=n.get(e),o=!0===e.isWebGLRenderTargetCube,e.depthTexture){if(o)throw Error("target.depthTexture not supported in Cube render targets");if(e&&e.isWebGLRenderTargetCube)throw Error("Depth Texture with cube render targets is not supported");if(t.bindFramebuffer(t.FRAMEBUFFER,r.__webglFramebuffer),!e.depthTexture||!e.depthTexture.isDepthTexture)throw Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");if(n.get(e.depthTexture).__webglTexture&&e.depthTexture.image.width===e.width&&e.depthTexture.image.height===e.height||(e.depthTexture.image.width=e.width,e.depthTexture.image.height=e.height,e.depthTexture.needsUpdate=!0),f(e.depthTexture,0),r=n.get(e.depthTexture).__webglTexture,1026===e.depthTexture.format)t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.TEXTURE_2D,r,0);else{if(1027!==e.depthTexture.format)throw Error("Unknown depthTexture format");t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.TEXTURE_2D,r,0)}}else if(o)for(r.__webglDepthbuffer=[],o=0;6>o;o++)t.bindFramebuffer(t.FRAMEBUFFER,r.__webglFramebuffer[o]),r.__webglDepthbuffer[o]=t.createRenderbuffer(),v(r.__webglDepthbuffer[o],e);else t.bindFramebuffer(t.FRAMEBUFFER,r.__webglFramebuffer),r.__webglDepthbuffer=t.createRenderbuffer(),v(r.__webglDepthbuffer,e);t.bindFramebuffer(t.FRAMEBUFFER,null)}},this.updateRenderTargetMipmap=function(e){var r=e.texture,o=h(e);if(c(r,o)){o=e.isWebGLRenderTargetCube?t.TEXTURE_CUBE_MAP:t.TEXTURE_2D;var a=n.get(r).__webglTexture;i.bindTexture(o,a),l(o,r,e.width,e.height),i.bindTexture(o,null)}}}function pe(t,e){return{convert:function(i){if(1e3===i)return t.REPEAT;if(1001===i)return t.CLAMP_TO_EDGE;if(1002===i)return t.MIRRORED_REPEAT;if(1003===i)return t.NEAREST;if(1004===i)return t.NEAREST_MIPMAP_NEAREST;if(1005===i)return t.NEAREST_MIPMAP_LINEAR;if(1006===i)return t.LINEAR;if(1007===i)return t.LINEAR_MIPMAP_NEAREST;if(1008===i)return t.LINEAR_MIPMAP_LINEAR;if(1009===i)return t.UNSIGNED_BYTE;if(1017===i)return t.UNSIGNED_SHORT_4_4_4_4;if(1018===i)return t.UNSIGNED_SHORT_5_5_5_1;if(1019===i)return t.UNSIGNED_SHORT_5_6_5;if(1010===i)return t.BYTE;if(1011===i)return t.SHORT;if(1012===i)return t.UNSIGNED_SHORT;if(1013===i)return t.INT;if(1014===i)return t.UNSIGNED_INT;if(1015===i)return t.FLOAT;if(1016===i){var n=e.get("OES_texture_half_float");if(null!==n)return n.HALF_FLOAT_OES}if(1021===i)return t.ALPHA;if(1022===i)return t.RGB;if(1023===i)return t.RGBA;if(1024===i)return t.LUMINANCE;if(1025===i)return t.LUMINANCE_ALPHA;if(1026===i)return t.DEPTH_COMPONENT;if(1027===i)return t.DEPTH_STENCIL;if(100===i)return t.FUNC_ADD;if(101===i)return t.FUNC_SUBTRACT;if(102===i)return t.FUNC_REVERSE_SUBTRACT;if(200===i)return t.ZERO;if(201===i)return t.ONE;if(202===i)return t.SRC_COLOR;if(203===i)return t.ONE_MINUS_SRC_COLOR;if(204===i)return t.SRC_ALPHA;if(205===i)return t.ONE_MINUS_SRC_ALPHA;if(206===i)return t.DST_ALPHA;if(207===i)return t.ONE_MINUS_DST_ALPHA;if(208===i)return t.DST_COLOR;if(209===i)return t.ONE_MINUS_DST_COLOR;if(210===i)return t.SRC_ALPHA_SATURATE;if((33776===i||33777===i||33778===i||33779===i)&&null!==(n=e.get("WEBGL_compressed_texture_s3tc"))){if(33776===i)return n.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===i)return n.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===i)return n.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===i)return n.COMPRESSED_RGBA_S3TC_DXT5_EXT}if((35840===i||35841===i||35842===i||35843===i)&&null!==(n=e.get("WEBGL_compressed_texture_pvrtc"))){if(35840===i)return n.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===i)return n.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===i)return n.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===i)return n.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===i&&null!==(n=e.get("WEBGL_compressed_texture_etc1")))return n.COMPRESSED_RGB_ETC1_WEBGL;if((37808===i||37809===i||37810===i||37811===i||37812===i||37813===i||37814===i||37815===i||37816===i||37817===i||37818===i||37819===i||37820===i||37821===i)&&null!==(n=e.get("WEBGL_compressed_texture_astc")))return i;if((103===i||104===i)&&null!==(n=e.get("EXT_blend_minmax"))){if(103===i)return n.MIN_EXT;if(104===i)return n.MAX_EXT}return 1020===i&&null!==(n=e.get("WEBGL_depth_texture"))?n.UNSIGNED_INT_24_8_WEBGL:0}}}function fe(){_.call(this),this.type="Group"}function me(t,e,i,n){w.call(this),this.type="PerspectiveCamera",this.fov=void 0!==t?t:50,this.zoom=1,this.near=void 0!==i?i:.1,this.far=void 0!==n?n:2e3,this.focus=10,this.aspect=void 0!==e?e:1,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}function ge(t){me.call(this),this.cameras=t||[]}function ve(t){function e(){return null!==s&&!0===s.isPresenting}function i(){if(e()){var i=s.getEyeParameters("left"),n=i.renderWidth;i=i.renderHeight,w=t.getPixelRatio(),_=t.getSize(),t.setDrawingBufferSize(2*n,i,1),S.start()}else a.enabled&&(t.setDrawingBufferSize(_.width,_.height,w),S.stop())}var a=this,s=null,c=null,l=null,u=[],d=new n,p=new n;"undefined"!=typeof window&&"VRFrameData"in window&&(c=new window.VRFrameData,window.addEventListener("vrdisplaypresentchange",i,!1));var f=new n,m=new r,g=new o,y=new me;y.bounds=new h(0,0,.5,1),y.layers.enable(1);var b=new me;b.bounds=new h(.5,0,.5,1),b.layers.enable(2);var x=new ge([y,b]);x.layers.enable(1),x.layers.enable(2);var _,w,T=!1;this.enabled=!1,this.userHeight=1.6,this.getController=function(t){var e=u[t];return void 0===e&&((e=new fe).matrixAutoUpdate=!1,e.visible=!1,u[t]=e),e},this.getDevice=function(){return s},this.setDevice=function(t){void 0!==t&&(s=t),S.setContext(t)},this.setPoseTarget=function(t){void 0!==t&&(l=t)},this.getCamera=function(t){if(null===s)return t.position.set(0,a.userHeight,0),t;s.depthNear=t.near,s.depthFar=t.far,s.getFrameData(c);var e=s.stageParameters;e?d.fromArray(e.sittingToStandingTransform):d.makeTranslation(0,a.userHeight,0),e=c.pose;var i=null!==l?l:t;if(i.matrix.copy(d),i.matrix.decompose(i.position,i.quaternion,i.scale),null!==e.orientation&&(m.fromArray(e.orientation),i.quaternion.multiply(m)),null!==e.position&&(m.setFromRotationMatrix(d),g.fromArray(e.position),g.applyQuaternion(m),i.position.add(g)),i.updateMatrixWorld(),!1===s.isPresenting)return t;y.near=t.near,b.near=t.near,y.far=t.far,b.far=t.far,x.matrixWorld.copy(t.matrixWorld),x.matrixWorldInverse.copy(t.matrixWorldInverse),y.matrixWorldInverse.fromArray(c.leftViewMatrix),b.matrixWorldInverse.fromArray(c.rightViewMatrix),p.getInverse(d),y.matrixWorldInverse.multiply(p),b.matrixWorldInverse.multiply(p),null!==(t=i.parent)&&(f.getInverse(t.matrixWorld),y.matrixWorldInverse.multiply(f),b.matrixWorldInverse.multiply(f)),y.matrixWorld.getInverse(y.matrixWorldInverse),b.matrixWorld.getInverse(b.matrixWorldInverse),y.projectionMatrix.fromArray(c.leftProjectionMatrix),b.projectionMatrix.fromArray(c.rightProjectionMatrix),x.projectionMatrix.copy(y.projectionMatrix),(t=s.getLayers()).length&&(null!==(t=t[0]).leftBounds&&4===t.leftBounds.length&&y.bounds.fromArray(t.leftBounds),null!==t.rightBounds&&4===t.rightBounds.length&&b.bounds.fromArray(t.rightBounds));t:for(t=0;tt.matrixWorld.determinant();I.setMaterial(r,a),a=p(i,e.fog,r,t),ut="",function(t,e,i){t.render(function(t){J.renderBufferImmediate(t,e,i)})}(t,a,r)}else J.renderBufferDirect(i,e.fog,n,r,t,o);t.onAfterRender(J,e,i,n,r,o),P=G.get(e,pt||i)}function d(t,e,i){var n=D.get(t),r=P.state.lights;i=z.getParameters(t,r.state,P.state.shadowsArray,e,Et.numPlanes,Et.numIntersection,i);var o=z.getProgramCode(t,i),h=n.program,c=!0;if(void 0===h)t.addEventListener("dispose",a);else if(h.code!==o)s(t);else{if(n.lightsHash!==r.state.hash)D.update(t,"lightsHash",r.state.hash);else if(void 0!==i.shaderID)return;c=!1}if(c&&(i.shaderID?(h=to[i.shaderID],n.shader={name:t.type,uniforms:Qr.clone(h.uniforms),vertexShader:h.vertexShader,fragmentShader:h.fragmentShader}):n.shader={name:t.type,uniforms:t.uniforms,vertexShader:t.vertexShader,fragmentShader:t.fragmentShader},t.onBeforeCompile(n.shader,J),h=z.acquireProgram(t,n.shader,i,o),n.program=h,t.program=h),i=h.getAttributes(),t.morphTargets)for(o=t.numSupportedMorphTargets=0;or.matrixWorld.determinant();I.setMaterial(n,a);var s=p(t,e,n,r),h=!1;(t=i.id+"_"+s.id+"_"+(!0===n.wireframe))!==ut&&(ut=t,h=!0),r.morphTargetInfluences&&(V.update(r,i,n,s),h=!0),a=i.index;var c=i.attributes.position;if(e=1,!0===n.wireframe&&(a=F.getWireframeAttribute(i),e=2),t=W,null!==a){var l=B.get(a);(t=X).setIndex(l)}if(h){if(i&&i.isInstancedBufferGeometry&&null===L.get("ANGLE_instanced_arrays"))console.error("THREE.WebGLRenderer.setupVertexAttributes: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");else{I.initAttributes(),h=i.attributes,s=s.getAttributes();var u=n.defaultAttributeValues;for(w in s){var d=s[w];if(0=O.maxTextures&&console.warn("THREE.WebGLRenderer: Trying to use "+t+" texture units while this GPU supports only "+O.maxTextures),vt+=1,t},this.setTexture2D=function(){var t=!1;return function(e,i){e&&e.isWebGLRenderTarget&&(t||(console.warn("THREE.WebGLRenderer.setTexture2D: don't use render targets as textures. Use their .texture property instead."),t=!0),e=e.texture),N.setTexture2D(e,i)}}(),this.setTexture=function(){var t=!1;return function(e,i){t||(console.warn("THREE.WebGLRenderer: .setTexture is deprecated, use setTexture2D instead."),t=!0),N.setTexture2D(e,i)}}(),this.setTextureCube=function(){var t=!1;return function(e,i){e&&e.isWebGLRenderTargetCube&&(t||(console.warn("THREE.WebGLRenderer.setTextureCube: don't use cube render targets as textures. Use their .texture property instead."),t=!0),e=e.texture),e&&e.isCubeTexture||Array.isArray(e.image)&&6===e.image.length?N.setTextureCube(e,i):N.setTextureCubeDynamic(e,i)}}(),this.setFramebuffer=function(t){st=t},this.getRenderTarget=function(){return ht},this.setRenderTarget=function(t){(ht=t)&&void 0===D.get(t).__webglFramebuffer&&N.setupRenderTarget(t);var e=st,i=!1;t?(e=D.get(t).__webglFramebuffer,t.isWebGLRenderTargetCube&&(e=e[t.activeCubeFace],i=!0),ft.copy(t.viewport),mt.copy(t.scissor),gt=t.scissorTest):(ft.copy(_t).multiplyScalar(xt),mt.copy(wt).multiplyScalar(xt),gt=Tt),ct!==e&&(Pt.bindFramebuffer(Pt.FRAMEBUFFER,e),ct=e),I.viewport(ft),I.scissor(mt),I.setScissorTest(gt),i&&(i=D.get(t.texture),Pt.framebufferTexture2D(Pt.FRAMEBUFFER,Pt.COLOR_ATTACHMENT0,Pt.TEXTURE_CUBE_MAP_POSITIVE_X+t.activeCubeFace,i.__webglTexture,t.activeMipMapLevel))},this.readRenderTargetPixels=function(t,e,i,n,r,o){if(t&&t.isWebGLRenderTarget){var a=D.get(t).__webglFramebuffer;if(a){var s=!1;a!==ct&&(Pt.bindFramebuffer(Pt.FRAMEBUFFER,a),s=!0);try{var h=t.texture,c=h.format,l=h.type;1023!==c&&q.convert(c)!==Pt.getParameter(Pt.IMPLEMENTATION_COLOR_READ_FORMAT)?console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format."):1009===l||q.convert(l)===Pt.getParameter(Pt.IMPLEMENTATION_COLOR_READ_TYPE)||1015===l&&(L.get("OES_texture_float")||L.get("WEBGL_color_buffer_float"))||1016===l&&L.get("EXT_color_buffer_half_float")?Pt.checkFramebufferStatus(Pt.FRAMEBUFFER)===Pt.FRAMEBUFFER_COMPLETE?0e;e++){var d=u[h[e]],p=u[h[(e+1)%3]];a[0]=Math.min(d,p),a[1]=Math.max(d,p),void 0===s[d=a[0]+","+a[1]]&&(s[d]={index1:a[0],index2:a[1]})}}for(d in s)l=s[d],h=t.vertices[l.index1],r.push(h.x,h.y,h.z),h=t.vertices[l.index2],r.push(h.x,h.y,h.z)}else if(t&&t.isBufferGeometry)if(h=new o,null!==t.index){c=t.attributes.position,u=t.index;var f=t.groups;for(0===f.length&&(f=[{start:0,count:u.count,materialIndex:0}]),t=0,n=f.length;te;e++)d=u.getX(l+e),p=u.getX(l+(e+1)%3),a[0]=Math.min(d,p),a[1]=Math.max(d,p),void 0===s[d=a[0]+","+a[1]]&&(s[d]={index1:a[0],index2:a[1]});for(d in s)l=s[d],h.fromBufferAttribute(c,l.index1),r.push(h.x,h.y,h.z),h.fromBufferAttribute(c,l.index2),r.push(h.x,h.y,h.z)}else for(l=0,i=(c=t.attributes.position).count/3;le;e++)s=3*l+e,h.fromBufferAttribute(c,s),r.push(h.x,h.y,h.z),s=3*l+(e+1)%3,h.fromBufferAttribute(c,s),r.push(h.x,h.y,h.z);this.addAttribute("position",new k(r,3))}function Ue(t,e,i){E.call(this),this.type="ParametricGeometry",this.parameters={func:t,slices:e,stacks:i},this.fromBufferGeometry(new ze(t,e,i)),this.mergeVertices()}function ze(t,e,i){F.call(this),this.type="ParametricBufferGeometry",this.parameters={func:t,slices:e,stacks:i};var n,r,a=[],s=[],h=[],c=[],l=new o,u=new o,d=new o,p=new o,f=new o;3>t.length&&console.error("THREE.ParametricGeometry: Function must now modify a Vector3 as third parameter.");var m=e+1;for(n=0;nn&&1===t.x&&(l[e]=t.x-1),0===i.x&&0===i.z&&(l[e]=n/2/Math.PI+.5)}F.call(this),this.type="PolyhedronBufferGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:r},n=n||1;var c=[],l=[];!function(t){for(var i=new o,n=new o,r=new o,h=0;ha&&(.2>e&&(l[t+0]+=1),.2>n&&(l[t+2]+=1),.2>r&&(l[t+4]+=1))}(),this.addAttribute("position",new k(c,3)),this.addAttribute("normal",new k(c.slice(),3)),this.addAttribute("uv",new k(l,2)),0===r?this.computeVertexNormals():this.normalizeNormals()}function He(t,e){E.call(this),this.type="TetrahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Ve(t,e)),this.mergeVertices()}function Ve(t,e){Ge.call(this,[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],t,e),this.type="TetrahedronBufferGeometry",this.parameters={radius:t,detail:e}}function We(t,e){E.call(this),this.type="OctahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Xe(t,e)),this.mergeVertices()}function Xe(t,e){Ge.call(this,[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],t,e),this.type="OctahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Ye(t,e){E.call(this),this.type="IcosahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new qe(t,e)),this.mergeVertices()}function qe(t,e){var i=(1+Math.sqrt(5))/2;Ge.call(this,[-1,i,0,1,i,0,-1,-i,0,1,-i,0,0,-1,i,0,1,i,0,-1,-i,0,1,-i,i,0,-1,i,0,1,-i,0,-1,-i,0,1],[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],t,e),this.type="IcosahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Je(t,e){E.call(this),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Ze(t,e)),this.mergeVertices()}function Ze(t,e){var i=(1+Math.sqrt(5))/2,n=1/i;Ge.call(this,[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-n,-i,0,-n,i,0,n,-i,0,n,i,-n,-i,0,-n,i,0,n,-i,0,n,i,0,-i,0,-n,i,0,-n,-i,0,n,i,0,n],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Qe(t,e,i,n,r,o){E.call(this),this.type="TubeGeometry",this.parameters={path:t,tubularSegments:e,radius:i,radialSegments:n,closed:r},void 0!==o&&console.warn("THREE.TubeGeometry: taper has been removed."),t=new Ke(t,e,i,n,r),this.tangents=t.tangents,this.normals=t.normals,this.binormals=t.binormals,this.fromBufferGeometry(t),this.mergeVertices()}function Ke(t,e,n,r,a){function s(i){f=t.getPointAt(i/e,f);var o=h.normals[i];for(i=h.binormals[i],l=0;l=e;r-=n)o=mi(r,t[r],t[r+1],o);return o&&ui(o,o.next)&&(gi(o),o=o.next),o}function ri(t,e){if(!t)return t;e||(e=t);do{var i=!1;if(t.steiner||!ui(t,t.next)&&0!==li(t.prev,t,t.next))t=t.next;else{if(gi(t),(t=e=t.prev)===t.next)break;i=!0}}while(i||t!==e);return e}function oi(t,e){return t.x-e.x}function ai(t,e){var i=e,n=t.x,r=t.y,o=-1/0;do{if(r=i.next.y&&i.next.y!==i.y){var a=i.x+(r-i.y)*(i.next.x-i.x)/(i.next.y-i.y);if(ao){if(o=a,a===n){if(r===i.y)return i;if(r===i.next.y)return i.next}var s=i.x=i.x&&i.x>=a&&n!==i.x&&ci(rs.x)&&pi(i,t)&&(s=i,c=l)}i=i.next}return s}function si(t,e,i,n,r){return 1431655765&((t=858993459&((t=252645135&((t=16711935&((t=32767*(t-i)*r)|tli(t.prev,t,t.next)?0li(t,e,t.prev)||0>li(t,t.next,e)}function fi(t,e){var i=new vi(t.i,t.x,t.y),n=new vi(e.i,e.x,e.y),r=t.next,o=e.prev;return t.next=e,e.prev=t,i.next=r,r.prev=i,n.next=i,i.prev=n,o.next=n,n.prev=o,n}function mi(t,e,i,n){return t=new vi(t,e,i),n?(t.next=n.next,t.prev=n,n.next.prev=t,n.next=t):(t.prev=t,t.next=t),t}function gi(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function vi(t,e,i){this.i=t,this.x=e,this.y=i,this.nextZ=this.prevZ=this.z=this.next=this.prev=null,this.steiner=!1}function yi(t){var e=t.length;2Number.EPSILON){var c=Math.sqrt(h),l=Math.sqrt(a*a+s*s);if(h=e.x-o/c,e=e.y+r/c,2>=(o=(a=h+r*(s=((n.x-s/l-h)*s-(n.y+a/l-e)*a)/(r*s-o*a))-t.x)*a+(r=e+o*s-t.y)*r))return new i(a,r);o=Math.sqrt(o/2)}else t=!1,r>Number.EPSILON?a>Number.EPSILON&&(t=!0):rn&&(n=t.length-1);var o,s=g+2*_;for(o=0;ol;l++){var u=c[o[l]],d=c[o[(l+1)%3]];n[0]=Math.min(u,d),n[1]=Math.max(u,d),void 0===r[u=n[0]+","+n[1]]?r[u]={index1:n[0],index2:n[1],face1:s,face2:void 0}:r[u].face2=s}for(u in r)(void 0===(n=r[u]).face2||a[n.face1].normal.dot(a[n.face2].normal)this.duration&&this.resetDuration(),this.optimize()}function Wn(t){this.manager=void 0!==t?t:wo,this.textures={}}function Xn(t){this.manager=void 0!==t?t:wo}function Yn(){}function qn(t){"boolean"==typeof t&&(console.warn("THREE.JSONLoader: showStatus parameter has been removed from constructor."),t=void 0),this.manager=void 0!==t?t:wo,this.withCredentials=!1}function Jn(t){this.manager=void 0!==t?t:wo,this.texturePath=""}function Zn(t){"undefined"==typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"==typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.manager=void 0!==t?t:wo,this.options=void 0}function Qn(){this.type="ShapePath",this.color=new g,this.subPaths=[],this.currentPath=null}function Kn(t){this.type="Font",this.data=t}function $n(t){this.manager=void 0!==t?t:wo}function tr(t){this.manager=void 0!==t?t:wo}function er(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new me,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new me,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1}function ir(t,e,i){_.call(this),this.type="CubeCamera";var n=new me(90,1,t,e);n.up.set(0,-1,0),n.lookAt(new o(1,0,0)),this.add(n);var r=new me(90,1,t,e);r.up.set(0,-1,0),r.lookAt(new o(-1,0,0)),this.add(r);var a=new me(90,1,t,e);a.up.set(0,0,1),a.lookAt(new o(0,1,0)),this.add(a);var s=new me(90,1,t,e);s.up.set(0,0,-1),s.lookAt(new o(0,-1,0)),this.add(s);var h=new me(90,1,t,e);h.up.set(0,-1,0),h.lookAt(new o(0,0,1)),this.add(h);var c=new me(90,1,t,e);c.up.set(0,-1,0),c.lookAt(new o(0,0,-1)),this.add(c),this.renderTarget=new l(i,i,{format:1022,magFilter:1006,minFilter:1006}),this.renderTarget.texture.name="CubeCamera",this.update=function(t,e){null===this.parent&&this.updateMatrixWorld();var i=this.renderTarget,o=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,i.activeCubeFace=0,t.render(e,n,i),i.activeCubeFace=1,t.render(e,r,i),i.activeCubeFace=2,t.render(e,a,i),i.activeCubeFace=3,t.render(e,s,i),i.activeCubeFace=4,t.render(e,h,i),i.texture.generateMipmaps=o,i.activeCubeFace=5,t.render(e,c,i),t.setRenderTarget(null)},this.clear=function(t,e,i,n){for(var r=this.renderTarget,o=0;6>o;o++)r.activeCubeFace=o,t.setRenderTarget(r),t.clear(e,i,n);t.setRenderTarget(null)}}function nr(){_.call(this),this.type="AudioListener",this.context=Fo.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null}function rr(t){_.call(this),this.type="Audio",this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.getInput()),this.autoplay=!1,this.buffer=null,this.loop=!1,this.offset=this.startTime=0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.sourceType="empty",this.filters=[]}function or(t){rr.call(this,t),this.panner=this.context.createPanner(),this.panner.connect(this.gain)}function ar(t,e){this.analyser=t.context.createAnalyser(),this.analyser.fftSize=void 0!==e?e:2048,this.data=new Uint8Array(this.analyser.frequencyBinCount),t.getOutput().connect(this.analyser)}function sr(t,e,i){switch(this.binding=t,this.valueSize=i,t=Float64Array,e){case"quaternion":e=this._slerp;break;case"string":case"bool":t=Array,e=this._select;break;default:e=this._lerp}this.buffer=new t(4*i),this._mixBufferRegion=e,this.referenceCount=this.useCount=this.cumulativeWeight=0}function hr(t,e,i){i=i||cr.parseTrackName(e),this._targetGroup=t,this._bindings=t.subscribe_(e,i)}function cr(t,e,i){this.path=e,this.parsedPath=i||cr.parseTrackName(e),this.node=cr.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t}function lr(){this.uuid=qr.generateUUID(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;var t={};this._indicesByUUID=t;for(var e=0,i=arguments.length;e!==i;++e)t[arguments[e].uuid]=e;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};var n=this;this.stats={objects:{get total(){return n._objects.length},get inUse(){return this.total-n.nCachedObjects_}},get bindingsPerObject(){return n._bindings.length}}}function ur(t,e,i){this._mixer=t,this._clip=e,this._localRoot=i||null,e=(t=e.tracks).length,i=Array(e);for(var n={endingStart:2400,endingEnd:2400},r=0;r!==e;++r){var o=t[r].createInterpolant(null);i[r]=o,o.settings=n}this._interpolantSettings=n,this._interpolants=i,this._propertyBindings=Array(e),this._weightInterpolant=this._timeScaleInterpolant=this._byClipCacheIndex=this._cacheIndex=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this._effectiveWeight=this.weight=this._effectiveTimeScale=this.timeScale=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtEnd=this.zeroSlopeAtStart=!0}function dr(t){this._root=t,this._initMemoryManager(),this.time=this._accuIndex=0,this.timeScale=1}function pr(t,e){"string"==typeof t&&(console.warn("THREE.Uniform: Type parameter is no longer needed."),t=e),this.value=t}function fr(){F.call(this),this.type="InstancedBufferGeometry",this.maxInstancedCount=void 0}function mr(t,e,i,n){this.data=t,this.itemSize=e,this.offset=i,this.normalized=!0===n}function gr(t,e){this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.dynamic=!1,this.updateRange={offset:0,count:-1},this.version=0}function vr(t,e,i){gr.call(this,t,e),this.meshPerAttribute=i||1}function yr(t,e,i){M.call(this,t,e),this.meshPerAttribute=i||1}function br(t,e,i,n){this.ray=new X(t,e),this.near=i||0,this.far=n||1/0,this.params={Mesh:{},Line:{},LOD:{},Points:{threshold:1},Sprite:{}},Object.defineProperties(this.params,{PointCloud:{get:function(){return console.warn("THREE.Raycaster: params.PointCloud has been renamed to params.Points."),this.Points}}})}function xr(t,e){return t.distance-e.distance}function _r(t,e,i,n){if(!1!==t.visible&&(t.raycast(e,i),!0===n)){n=0;for(var r=(t=t.children).length;ni;i++,n++){var r=i/32*Math.PI*2,o=n/32*Math.PI*2;e.push(Math.cos(r),Math.sin(r),1,Math.cos(o),Math.sin(o),1)}t.addAttribute("position",new k(e,3)),e=new Ce({fog:!1}),this.cone=new Le(t,e),this.add(this.cone),this.update()}function Cr(t){for(var e=function t(e){var i=[];e&&e.isBone&&i.push(e);for(var n=0;nt?-1:0e;e++)t[e]=(16>e?"0":"")+e.toString(16);return function(){var e=4294967295*Math.random()|0,i=4294967295*Math.random()|0,n=4294967295*Math.random()|0,r=4294967295*Math.random()|0;return(t[255&e]+t[e>>8&255]+t[e>>16&255]+t[e>>24&255]+"-"+t[255&i]+t[i>>8&255]+"-"+t[i>>16&15|64]+t[i>>24&255]+"-"+t[63&n|128]+t[n>>8&255]+"-"+t[n>>16&255]+t[n>>24&255]+t[255&r]+t[r>>8&255]+t[r>>16&255]+t[r>>24&255]).toUpperCase()}}(),clamp:function(t,e,i){return Math.max(e,Math.min(i,t))},euclideanModulo:function(t,e){return(t%e+e)%e},mapLinear:function(t,e,i,n,r){return n+(t-e)*(r-n)/(i-e)},lerp:function(t,e,i){return(1-i)*t+i*e},smoothstep:function(t,e,i){return t=i?1:(t=(t-e)/(i-e))*t*(3-2*t)},smootherstep:function(t,e,i){return t=i?1:(t=(t-e)/(i-e))*t*t*(t*(6*t-15)+10)},randInt:function(t,e){return t+Math.floor(Math.random()*(e-t+1))},randFloat:function(t,e){return t+Math.random()*(e-t)},randFloatSpread:function(t){return t*(.5-Math.random())},degToRad:function(t){return t*qr.DEG2RAD},radToDeg:function(t){return t*qr.RAD2DEG},isPowerOfTwo:function(t){return 0==(t&t-1)&&0!==t},ceilPowerOfTwo:function(t){return Math.pow(2,Math.ceil(Math.log(t)/Math.LN2))},floorPowerOfTwo:function(t){return Math.pow(2,Math.floor(Math.log(t)/Math.LN2))}};Object.defineProperties(i.prototype,{width:{get:function(){return this.x},set:function(t){this.x=t}},height:{get:function(){return this.y},set:function(t){this.y=t}}}),Object.assign(i.prototype,{isVector2:!0,set:function(t,e){return this.x=t,this.y=e,this},setScalar:function(t){return this.y=this.x=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setComponent:function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;default:throw Error("index is out of range: "+t)}return this},getComponent:function(t){switch(t){case 0:return this.x;case 1:return this.y;default:throw Error("index is out of range: "+t)}},clone:function(){return new this.constructor(this.x,this.y)},copy:function(t){return this.x=t.x,this.y=t.y,this},add:function(t,e){return void 0!==e?(console.warn("THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this)},addScalar:function(t){return this.x+=t,this.y+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this},sub:function(t,e){return void 0!==e?(console.warn("THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this)},subScalar:function(t){return this.x-=t,this.y-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this},multiply:function(t){return this.x*=t.x,this.y*=t.y,this},multiplyScalar:function(t){return this.x*=t,this.y*=t,this},divide:function(t){return this.x/=t.x,this.y/=t.y,this},divideScalar:function(t){return this.multiplyScalar(1/t)},applyMatrix3:function(t){var e=this.x,i=this.y;return t=t.elements,this.x=t[0]*e+t[3]*i+t[6],this.y=t[1]*e+t[4]*i+t[7],this},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this},clampScalar:(Xr=new i,Yr=new i,function(t,e){return Xr.set(t,t),Yr.set(e,e),this.clamp(Xr,Yr)}),clampLength:function(t,e){var i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(t,Math.min(e,i)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this},roundToZero:function(){return 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},negate:function(){return this.x=-this.x,this.y=-this.y,this},dot:function(t){return this.x*t.x+this.y*t.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)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)},normalize:function(){return this.divideScalar(this.length()||1)},angle:function(){var t=Math.atan2(this.y,this.x);return 0>t&&(t+=2*Math.PI),t},distanceTo:function(t){return Math.sqrt(this.distanceToSquared(t))},distanceToSquared:function(t){var e=this.x-t.x;return e*e+(t=this.y-t.y)*t},manhattanDistanceTo:function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)},setLength:function(t){return this.normalize().multiplyScalar(t)},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this},lerpVectors:function(t,e,i){return this.subVectors(e,t).multiplyScalar(i).add(t)},equals:function(t){return t.x===this.x&&t.y===this.y},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t},fromBufferAttribute:function(t,e,i){return void 0!==i&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this},rotateAround:function(t,e){var i=Math.cos(e);e=Math.sin(e);var n=this.x-t.x,r=this.y-t.y;return this.x=n*i-r*e+t.x,this.y=n*e+r*i+t.y,this}}),Object.assign(n.prototype,{isMatrix4:!0,set:function(t,e,i,n,r,o,a,s,h,c,l,u,d,p,f,m){var g=this.elements;return g[0]=t,g[4]=e,g[8]=i,g[12]=n,g[1]=r,g[5]=o,g[9]=a,g[13]=s,g[2]=h,g[6]=c,g[10]=l,g[14]=u,g[3]=d,g[7]=p,g[11]=f,g[15]=m,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new n).fromArray(this.elements)},copy:function(t){var e=this.elements;return t=t.elements,e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e[9]=t[9],e[10]=t[10],e[11]=t[11],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15],this},copyPosition:function(t){var e=this.elements;return t=t.elements,e[12]=t[12],e[13]=t[13],e[14]=t[14],this},extractBasis:function(t,e,i){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this},makeBasis:function(t,e,i){return this.set(t.x,e.x,i.x,0,t.y,e.y,i.y,0,t.z,e.z,i.z,0,0,0,0,1),this},extractRotation:function(){var t=new o;return function(e){var i=this.elements,n=e.elements,r=1/t.setFromMatrixColumn(e,0).length(),o=1/t.setFromMatrixColumn(e,1).length();return e=1/t.setFromMatrixColumn(e,2).length(),i[0]=n[0]*r,i[1]=n[1]*r,i[2]=n[2]*r,i[3]=0,i[4]=n[4]*o,i[5]=n[5]*o,i[6]=n[6]*o,i[7]=0,i[8]=n[8]*e,i[9]=n[9]*e,i[10]=n[10]*e,i[11]=0,i[12]=0,i[13]=0,i[14]=0,i[15]=1,this}}(),makeRotationFromEuler:function(t){t&&t.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var e=this.elements,i=t.x,n=t.y,r=t.z,o=Math.cos(i);i=Math.sin(i);var a=Math.cos(n);n=Math.sin(n);var s=Math.cos(r);if(r=Math.sin(r),"XYZ"===t.order){t=o*s;var h=o*r,c=i*s,l=i*r;e[0]=a*s,e[4]=-a*r,e[8]=n,e[1]=h+c*n,e[5]=t-l*n,e[9]=-i*a,e[2]=l-t*n,e[6]=c+h*n,e[10]=o*a}else"YXZ"===t.order?(t=a*s,h=a*r,c=n*s,l=n*r,e[0]=t+l*i,e[4]=c*i-h,e[8]=o*n,e[1]=o*r,e[5]=o*s,e[9]=-i,e[2]=h*i-c,e[6]=l+t*i,e[10]=o*a):"ZXY"===t.order?(t=a*s,h=a*r,c=n*s,l=n*r,e[0]=t-l*i,e[4]=-o*r,e[8]=c+h*i,e[1]=h+c*i,e[5]=o*s,e[9]=l-t*i,e[2]=-o*n,e[6]=i,e[10]=o*a):"ZYX"===t.order?(t=o*s,h=o*r,c=i*s,l=i*r,e[0]=a*s,e[4]=c*n-h,e[8]=t*n+l,e[1]=a*r,e[5]=l*n+t,e[9]=h*n-c,e[2]=-n,e[6]=i*a,e[10]=o*a):"YZX"===t.order?(t=o*a,h=o*n,c=i*a,l=i*n,e[0]=a*s,e[4]=l-t*r,e[8]=c*r+h,e[1]=r,e[5]=o*s,e[9]=-i*s,e[2]=-n*s,e[6]=h*r+c,e[10]=t-l*r):"XZY"===t.order&&(t=o*a,h=o*n,c=i*a,l=i*n,e[0]=a*s,e[4]=-r,e[8]=n*s,e[1]=t*r+l,e[5]=o*s,e[9]=h*r-c,e[2]=c*r-h,e[6]=i*s,e[10]=l*r+t);return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromQuaternion:function(){var t=new o(0,0,0),e=new o(1,1,1);return function(i){return this.compose(t,i,e)}}(),lookAt:function(){var t=new o,e=new o,i=new o;return function(n,r,o){var a=this.elements;return i.subVectors(n,r),0===i.lengthSq()&&(i.z=1),i.normalize(),t.crossVectors(o,i),0===t.lengthSq()&&(1===Math.abs(o.z)?i.x+=1e-4:i.z+=1e-4,i.normalize(),t.crossVectors(o,i)),t.normalize(),e.crossVectors(i,t),a[0]=t.x,a[4]=e.x,a[8]=i.x,a[1]=t.y,a[5]=e.y,a[9]=i.y,a[2]=t.z,a[6]=e.z,a[10]=i.z,this}}(),multiply:function(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(t,e)):this.multiplyMatrices(this,t)},premultiply:function(t){return this.multiplyMatrices(t,this)},multiplyMatrices:function(t,e){var i=t.elements,n=e.elements;e=this.elements,t=i[0];var r=i[4],o=i[8],a=i[12],s=i[1],h=i[5],c=i[9],l=i[13],u=i[2],d=i[6],p=i[10],f=i[14],m=i[3],g=i[7],v=i[11];i=i[15];var y=n[0],b=n[4],x=n[8],_=n[12],w=n[1],T=n[5],S=n[9],E=n[13],M=n[2],A=n[6],R=n[10],C=n[14],P=n[3],L=n[7],O=n[11];return n=n[15],e[0]=t*y+r*w+o*M+a*P,e[4]=t*b+r*T+o*A+a*L,e[8]=t*x+r*S+o*R+a*O,e[12]=t*_+r*E+o*C+a*n,e[1]=s*y+h*w+c*M+l*P,e[5]=s*b+h*T+c*A+l*L,e[9]=s*x+h*S+c*R+l*O,e[13]=s*_+h*E+c*C+l*n,e[2]=u*y+d*w+p*M+f*P,e[6]=u*b+d*T+p*A+f*L,e[10]=u*x+d*S+p*R+f*O,e[14]=u*_+d*E+p*C+f*n,e[3]=m*y+g*w+v*M+i*P,e[7]=m*b+g*T+v*A+i*L,e[11]=m*x+g*S+v*R+i*O,e[15]=m*_+g*E+v*C+i*n,this},multiplyScalar:function(t){var e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this},applyToBufferAttribute:function(){var t=new o;return function(e){for(var i=0,n=e.count;ithis.determinant()&&(a=-a),i.x=o[12],i.y=o[13],i.z=o[14],e.copy(this),i=1/a,o=1/s;var c=1/h;return e.elements[0]*=i,e.elements[1]*=i,e.elements[2]*=i,e.elements[4]*=o,e.elements[5]*=o,e.elements[6]*=o,e.elements[8]*=c,e.elements[9]*=c,e.elements[10]*=c,n.setFromRotationMatrix(e),r.x=a,r.y=s,r.z=h,this}}(),makePerspective:function(t,e,i,n,r,o){void 0===o&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");var a=this.elements;return a[0]=2*r/(e-t),a[4]=0,a[8]=(e+t)/(e-t),a[12]=0,a[1]=0,a[5]=2*r/(i-n),a[9]=(i+n)/(i-n),a[13]=0,a[2]=0,a[6]=0,a[10]=-(o+r)/(o-r),a[14]=-2*o*r/(o-r),a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this},makeOrthographic:function(t,e,i,n,r,o){var a=this.elements,s=1/(e-t),h=1/(i-n),c=1/(o-r);return a[0]=2*s,a[4]=0,a[8]=0,a[12]=-(e+t)*s,a[1]=0,a[5]=2*h,a[9]=0,a[13]=-(i+n)*h,a[2]=0,a[6]=0,a[10]=-2*c,a[14]=-(o+r)*c,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this},equals:function(t){var e=this.elements;t=t.elements;for(var i=0;16>i;i++)if(e[i]!==t[i])return!1;return!0},fromArray:function(t,e){void 0===e&&(e=0);for(var i=0;16>i;i++)this.elements[i]=t[i+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t[e+9]=i[9],t[e+10]=i[10],t[e+11]=i[11],t[e+12]=i[12],t[e+13]=i[13],t[e+14]=i[14],t[e+15]=i[15],t}}),Object.assign(r,{slerp:function(t,e,i,n){return i.copy(t).slerp(e,n)},slerpFlat:function(t,e,i,n,r,o,a){var s=i[n+0],h=i[n+1],c=i[n+2];i=i[n+3],n=r[o+0];var l=r[o+1],u=r[o+2];if(i!==(r=r[o+3])||s!==n||h!==l||c!==u){o=1-a;var d=s*n+h*l+c*u+i*r,p=0Number.EPSILON&&(f=Math.sqrt(f),d=Math.atan2(f,d*p),o=Math.sin(o*d)/f,a=Math.sin(a*d)/f),s=s*o+n*(p*=a),h=h*o+l*p,c=c*o+u*p,i=i*o+r*p,o===1-a&&(s*=a=1/Math.sqrt(s*s+h*h+c*c+i*i),h*=a,c*=a,i*=a)}t[e]=s,t[e+1]=h,t[e+2]=c,t[e+3]=i}}),Object.defineProperties(r.prototype,{x:{get:function(){return this._x},set:function(t){this._x=t,this.onChangeCallback()}},y:{get:function(){return this._y},set:function(t){this._y=t,this.onChangeCallback()}},z:{get:function(){return this._z},set:function(t){this._z=t,this.onChangeCallback()}},w:{get:function(){return this._w},set:function(t){this._w=t,this.onChangeCallback()}}}),Object.assign(r.prototype,{set:function(t,e,i,n){return this._x=t,this._y=e,this._z=i,this._w=n,this.onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this.onChangeCallback(),this},setFromEuler:function(t,e){if(!t||!t.isEuler)throw Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var i=t._x,n=t._y,r=t._z;t=t.order;var o=Math.cos,a=Math.sin,s=o(i/2),h=o(n/2);return o=o(r/2),i=a(i/2),n=a(n/2),r=a(r/2),"XYZ"===t?(this._x=i*h*o+s*n*r,this._y=s*n*o-i*h*r,this._z=s*h*r+i*n*o,this._w=s*h*o-i*n*r):"YXZ"===t?(this._x=i*h*o+s*n*r,this._y=s*n*o-i*h*r,this._z=s*h*r-i*n*o,this._w=s*h*o+i*n*r):"ZXY"===t?(this._x=i*h*o-s*n*r,this._y=s*n*o+i*h*r,this._z=s*h*r+i*n*o,this._w=s*h*o-i*n*r):"ZYX"===t?(this._x=i*h*o-s*n*r,this._y=s*n*o+i*h*r,this._z=s*h*r-i*n*o,this._w=s*h*o+i*n*r):"YZX"===t?(this._x=i*h*o+s*n*r,this._y=s*n*o+i*h*r,this._z=s*h*r-i*n*o,this._w=s*h*o-i*n*r):"XZY"===t&&(this._x=i*h*o-s*n*r,this._y=s*n*o-i*h*r,this._z=s*h*r+i*n*o,this._w=s*h*o+i*n*r),!1!==e&&this.onChangeCallback(),this},setFromAxisAngle:function(t,e){e/=2;var i=Math.sin(e);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(e),this.onChangeCallback(),this},setFromRotationMatrix:function(t){var e=t.elements,i=e[0];t=e[4];var n=e[8],r=e[1],o=e[5],a=e[9],s=e[2],h=e[6],c=i+o+(e=e[10]);return 0o&&i>e?(i=2*Math.sqrt(1+i-o-e),this._w=(h-a)/i,this._x=.25*i,this._y=(t+r)/i,this._z=(n+s)/i):o>e?(i=2*Math.sqrt(1+o-i-e),this._w=(n-s)/i,this._x=(t+r)/i,this._y=.25*i,this._z=(a+h)/i):(i=2*Math.sqrt(1+e-i-o),this._w=(r-t)/i,this._x=(n+s)/i,this._y=(a+h)/i,this._z=.25*i),this.onChangeCallback(),this},setFromUnitVectors:function(){var t,e=new o;return function(i,n){return void 0===e&&(e=new o),1e-6>(t=i.dot(n)+1)?(t=0,Math.abs(i.x)>Math.abs(i.z)?e.set(-i.y,i.x,0):e.set(0,-i.z,i.y)):e.crossVectors(i,n),this._x=e.x,this._y=e.y,this._z=e.z,this._w=t,this.normalize()}}(),inverse:function(){return this.conjugate()},conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this.onChangeCallback(),this},dot:function(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._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 t=this.length();return 0===t?(this._z=this._y=this._x=0,this._w=1):(t=1/t,this._x*=t,this._y*=t,this._z*=t,this._w*=t),this.onChangeCallback(),this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(t,e)):this.multiplyQuaternions(this,t)},premultiply:function(t){return this.multiplyQuaternions(t,this)},multiplyQuaternions:function(t,e){var i=t._x,n=t._y,r=t._z;t=t._w;var o=e._x,a=e._y,s=e._z;return e=e._w,this._x=i*e+t*o+n*s-r*a,this._y=n*e+t*a+r*o-i*s,this._z=r*e+t*s+i*a-n*o,this._w=t*e-i*o-n*a-r*s,this.onChangeCallback(),this},slerp:function(t,e){if(0===e)return this;if(1===e)return this.copy(t);var i=this._x,n=this._y,r=this._z,o=this._w,a=o*t._w+i*t._x+n*t._y+r*t._z;if(0>a?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),1this.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},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(t){return this.normalize().multiplyScalar(t)},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this},lerpVectors:function(t,e,i){return this.subVectors(e,t).multiplyScalar(i).add(t)},cross:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e)):this.crossVectors(this,t)},crossVectors:function(t,e){var i=t.x,n=t.y;t=t.z;var r=e.x,o=e.y;return e=e.z,this.x=n*e-t*o,this.y=t*r-i*e,this.z=i*o-n*r,this},projectOnVector:function(t){var e=t.dot(this)/t.lengthSq();return this.copy(t).multiplyScalar(e)},projectOnPlane:function(){var t=new o;return function(e){return t.copy(this).projectOnVector(e),this.sub(t)}}(),reflect:function(){var t=new o;return function(e){return this.sub(t.copy(e).multiplyScalar(2*this.dot(e)))}}(),angleTo:function(t){return t=this.dot(t)/Math.sqrt(this.lengthSq()*t.lengthSq()),Math.acos(qr.clamp(t,-1,1))},distanceTo:function(t){return Math.sqrt(this.distanceToSquared(t))},distanceToSquared:function(t){var e=this.x-t.x,i=this.y-t.y;return e*e+i*i+(t=this.z-t.z)*t},manhattanDistanceTo:function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)},setFromSpherical:function(t){var e=Math.sin(t.phi)*t.radius;return this.x=e*Math.sin(t.theta),this.y=Math.cos(t.phi)*t.radius,this.z=e*Math.cos(t.theta),this},setFromCylindrical:function(t){return this.x=t.radius*Math.sin(t.theta),this.y=t.y,this.z=t.radius*Math.cos(t.theta),this},setFromMatrixPosition:function(t){return t=t.elements,this.x=t[12],this.y=t[13],this.z=t[14],this},setFromMatrixScale:function(t){var e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length();return t=this.setFromMatrixColumn(t,2).length(),this.x=e,this.y=i,this.z=t,this},setFromMatrixColumn:function(t,e){return this.fromArray(t.elements,4*e)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t},fromBufferAttribute:function(t,e,i){return void 0!==i&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}}),Object.assign(a.prototype,{isMatrix3:!0,set:function(t,e,i,n,r,o,a,s,h){var c=this.elements;return c[0]=t,c[1]=n,c[2]=a,c[3]=e,c[4]=r,c[5]=s,c[6]=i,c[7]=o,c[8]=h,this},identity:function(){return this.set(1,0,0,0,1,0,0,0,1),this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(t){var e=this.elements;return t=t.elements,e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],this},setFromMatrix4:function(t){return t=t.elements,this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this},applyToBufferAttribute:function(){var t=new o;return function(e){for(var i=0,n=e.count;ii;i++)if(e[i]!==t[i])return!1;return!0},fromArray:function(t,e){void 0===e&&(e=0);for(var i=0;9>i;i++)this.elements[i]=t[i+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}});var Jr=0;s.DEFAULT_IMAGE=void 0,s.DEFAULT_MAPPING=300,s.prototype=Object.assign(Object.create(e.prototype),{constructor:s,isTexture:!0,updateMatrix:function(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.name=t.name,this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this},toJSON:function(t){function e(t){if(t instanceof HTMLCanvasElement)var e=t;else{(e=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")).width=t.width,e.height=t.height;var i=e.getContext("2d");t instanceof ImageData?i.putImageData(t,0,0):i.drawImage(t,0,0,t.width,t.height)}return 2048t.x||1t.x?0:1;break;case 1002:t.x=1===Math.abs(Math.floor(t.x)%2)?Math.ceil(t.x)-t.x:t.x-Math.floor(t.x)}if(0>t.y||1t.y?0:1;break;case 1002:t.y=1===Math.abs(Math.floor(t.y)%2)?Math.ceil(t.y)-t.y:t.y-Math.floor(t.y)}this.flipY&&(t.y=1-t.y)}}}),Object.defineProperty(s.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(h.prototype,{isVector4:!0,set:function(t,e,i,n){return this.x=t,this.y=e,this.z=i,this.w=n,this},setScalar:function(t){return this.w=this.z=this.y=this.x=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setW:function(t){return this.w=t,this},setComponent:function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw Error("index is out of range: "+t)}return this},getComponent:function(t){switch(t){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: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this},add:function(t,e){return void 0!==e?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this},sub:function(t,e){return void 0!==e?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this},applyMatrix4:function(t){var e=this.x,i=this.y,n=this.z,r=this.w;return t=t.elements,this.x=t[0]*e+t[4]*i+t[8]*n+t[12]*r,this.y=t[1]*e+t[5]*i+t[9]*n+t[13]*r,this.z=t[2]*e+t[6]*i+t[10]*n+t[14]*r,this.w=t[3]*e+t[7]*i+t[11]*n+t[15]*r,this},divideScalar:function(t){return this.multiplyScalar(1/t)},setAxisAngleFromQuaternion:function(t){this.w=2*Math.acos(t.w);var e=Math.sqrt(1-t.w*t.w);return 1e-4>e?(this.x=1,this.z=this.y=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this},setAxisAngleFromRotationMatrix:function(t){var e=(t=t.elements)[0],i=t[4],n=t[8],r=t[1],o=t[5],a=t[9],s=t[2],h=t[6],c=t[10];return.01>Math.abs(i-r)&&.01>Math.abs(n-s)&&.01>Math.abs(a-h)?.1>Math.abs(i+r)&&.1>Math.abs(n+s)&&.1>Math.abs(a+h)&&.1>Math.abs(e+o+c-3)?(this.set(1,0,0,0),this):(t=Math.PI,c=(c+1)/2,i=(i+r)/4,n=(n+s)/4,a=(a+h)/4,(e=(e+1)/2)>(o=(o+1)/2)&&e>c?.01>e?(h=0,i=s=.707106781):(s=i/(h=Math.sqrt(e)),i=n/h):o>c?.01>o?(h=.707106781,s=0,i=.707106781):(h=i/(s=Math.sqrt(o)),i=a/s):.01>c?(s=h=.707106781,i=0):(h=n/(i=Math.sqrt(c)),s=a/i),this.set(h,s,i,t),this):(t=Math.sqrt((h-a)*(h-a)+(n-s)*(n-s)+(r-i)*(r-i)),.001>Math.abs(t)&&(t=1),this.x=(h-a)/t,this.y=(n-s)/t,this.z=(r-i)/t,this.w=Math.acos((e+o+c-1)/2),this)},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this},clampScalar:function(){var t,e;return function(i,n){return void 0===t&&(t=new h,e=new h),t.set(i,i,i,i),e.set(n,n,n,n),this.clamp(t,e)}}(),clampLength:function(t,e){var i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(t,Math.min(e,i)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this},roundToZero:function(){return 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),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(t){return this.normalize().multiplyScalar(t)},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this},lerpVectors:function(t,e,i){return this.subVectors(e,t).multiplyScalar(i).add(t)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t},fromBufferAttribute:function(t,e,i){return void 0!==i&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}}),c.prototype=Object.assign(Object.create(e.prototype),{constructor:c,isWebGLRenderTarget:!0,setSize:function(t,e){this.width===t&&this.height===e||(this.width=t,this.height=e,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.width=t.width,this.height=t.height,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.depthTexture=t.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),l.prototype=Object.create(c.prototype),l.prototype.constructor=l,l.prototype.isWebGLRenderTargetCube=!0,u.prototype=Object.create(s.prototype),u.prototype.constructor=u,u.prototype.isDataTexture=!0,Object.assign(d.prototype,{isBox3:!0,set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromArray:function(t){for(var e=1/0,i=1/0,n=1/0,r=-1/0,o=-1/0,a=-1/0,s=0,h=t.length;sr&&(r=c),l>o&&(o=l),u>a&&(a=u)}return this.min.set(e,i,n),this.max.set(r,o,a),this},setFromBufferAttribute:function(t){for(var e=1/0,i=1/0,n=1/0,r=-1/0,o=-1/0,a=-1/0,s=0,h=t.count;sr&&(r=c),l>o&&(o=l),u>a&&(a=u)}return this.min.set(e,i,n),this.max.set(r,o,a),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,i=t.length;ethis.max.x||t.ythis.max.y||t.zthis.max.z)},containsBox:function(t){return this.min.xthis.max.x||t.max.ythis.max.y||t.max.zthis.max.z)},intersectsSphere:function(){var t=new o;return function(e){return this.clampPoint(e.center,t),t.distanceToSquared(e.center)=t.constant},intersectsTriangle:function(){function t(t){var r,o=0;for(r=t.length-3;oa)return!1}return!0}var e=new o,i=new o,n=new o,r=new o,a=new o,s=new o,h=new o,c=new o,l=new o,u=new o;return function(o){return!this.isEmpty()&&(this.getCenter(c),l.subVectors(this.max,c),e.subVectors(o.a,c),i.subVectors(o.b,c),n.subVectors(o.c,c),r.subVectors(i,e),a.subVectors(n,i),s.subVectors(e,n),!!t(o=[0,-r.z,r.y,0,-a.z,a.y,0,-s.z,s.y,r.z,0,-r.x,a.z,0,-a.x,s.z,0,-s.x,-r.y,r.x,0,-a.y,a.x,0,-s.y,s.x,0])&&(!!t(o=[1,0,0,0,1,0,0,0,1])&&(u.crossVectors(r,a),t(o=[u.x,u.y,u.z]))))}}(),clampPoint:function(t,e){return void 0===e&&(console.warn("THREE.Box3: .clampPoint() target is now required"),e=new o),e.copy(t).clamp(this.min,this.max)},distanceToPoint:function(){var t=new o;return function(e){return t.copy(e).clamp(this.min,this.max).sub(e).length()}}(),getBoundingSphere:function(){var t=new o;return function(e){return void 0===e&&(console.warn("THREE.Box3: .getBoundingSphere() target is now required"),e=new p),this.getCenter(e.center),e.radius=.5*this.getSize(t).length(),e}}(),intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},applyMatrix4:function(t){if(this.isEmpty())return this;var e=(t=t.elements)[0]*this.min.x,i=t[1]*this.min.x,n=t[2]*this.min.x,r=t[0]*this.max.x,o=t[1]*this.max.x,a=t[2]*this.max.x,s=t[4]*this.min.y,h=t[5]*this.min.y,c=t[6]*this.min.y,l=t[4]*this.max.y,u=t[5]*this.max.y,d=t[6]*this.max.y,p=t[8]*this.min.z,f=t[9]*this.min.z,m=t[10]*this.min.z,g=t[8]*this.max.z,v=t[9]*this.max.z,y=t[10]*this.max.z;return this.min.x=Math.min(e,r)+Math.min(s,l)+Math.min(p,g)+t[12],this.min.y=Math.min(i,o)+Math.min(h,u)+Math.min(f,v)+t[13],this.min.z=Math.min(n,a)+Math.min(c,d)+Math.min(m,y)+t[14],this.max.x=Math.max(e,r)+Math.max(s,l)+Math.max(p,g)+t[12],this.max.y=Math.max(i,o)+Math.max(h,u)+Math.max(f,v)+t[13],this.max.z=Math.max(n,a)+Math.max(c,d)+Math.max(m,y)+t[14],this},translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}),Object.assign(p.prototype,{set:function(t,e){return this.center.copy(t),this.radius=e,this},setFromPoints:function(){var t=new d;return function(e,i){var n=this.center;void 0!==i?n.copy(i):t.setFromPoints(e).getCenter(n);for(var r=i=0,o=e.length;r=this.radius},containsPoint:function(t){return t.distanceToSquared(this.center)this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e},getBoundingBox:function(t){return void 0===t&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),t=new d),t.set(this.center,this.center),t.expandByScalar(this.radius),t},applyMatrix4:function(t){return this.center.applyMatrix4(t),this.radius*=t.getMaxScaleOnAxis(),this},translate:function(t){return this.center.add(t),this},equals:function(t){return t.center.equals(this.center)&&t.radius===this.radius}}),Object.assign(f.prototype,{set:function(t,e){return this.normal.copy(t),this.constant=e,this},setComponents:function(t,e,i,n){return this.normal.set(t,e,i),this.constant=n,this},setFromNormalAndCoplanarPoint:function(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this},setFromCoplanarPoints:function(){var t=new o,e=new o;return function(i,n,r){return n=t.subVectors(r,n).cross(e.subVectors(i,n)).normalize(),this.setFromNormalAndCoplanarPoint(n,i),this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.normal.copy(t.normal),this.constant=t.constant,this},normalize:function(){var t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(t){return this.normal.dot(t)+this.constant},distanceToSphere:function(t){return this.distanceToPoint(t.center)-t.radius},projectPoint:function(t,e){return void 0===e&&(console.warn("THREE.Plane: .projectPoint() target is now required"),e=new o),e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)},intersectLine:function(){var t=new o;return function(e,i){void 0===i&&(console.warn("THREE.Plane: .intersectLine() target is now required"),i=new o);var n=e.delta(t),r=this.normal.dot(n);if(0===r){if(0===this.distanceToPoint(e.start))return i.copy(e.start)}else if(!(0>(r=-(e.start.dot(this.normal)+this.constant)/r)||1e&&0t&&0i;i++)e[i].copy(t.planes[i]);return this},setFromMatrix:function(t){var e=this.planes,i=t.elements;t=i[0];var n=i[1],r=i[2],o=i[3],a=i[4],s=i[5],h=i[6],c=i[7],l=i[8],u=i[9],d=i[10],p=i[11],f=i[12],m=i[13],g=i[14];return i=i[15],e[0].setComponents(o-t,c-a,p-l,i-f).normalize(),e[1].setComponents(o+t,c+a,p+l,i+f).normalize(),e[2].setComponents(o+n,c+s,p+u,i+m).normalize(),e[3].setComponents(o-n,c-s,p-u,i-m).normalize(),e[4].setComponents(o-r,c-h,p-d,i-g).normalize(),e[5].setComponents(o+r,c+h,p+d,i+g).normalize(),this},intersectsObject:function(){var t=new p;return function(e){var i=e.geometry;return null===i.boundingSphere&&i.computeBoundingSphere(),t.copy(i.boundingSphere).applyMatrix4(e.matrixWorld),this.intersectsSphere(t)}}(),intersectsSprite:function(){var t=new p;return function(e){return t.center.set(0,0,0),t.radius=.7071067811865476,t.applyMatrix4(e.matrixWorld),this.intersectsSphere(t)}}(),intersectsSphere:function(t){var e=this.planes,i=t.center;t=-t.radius;for(var n=0;6>n;n++)if(e[n].distanceToPoint(i)r;r++){var o=n[r];t.x=0a&&0>o)return!1}return!0}}(),containsPoint:function(t){for(var e=this.planes,i=0;6>i;i++)if(0>e[i].distanceToPoint(t))return!1;return!0}});var Zr={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 0.0 ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tfloat maxDistanceCutoffFactor = pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\treturn distanceFalloff * maxDistanceCutoffFactor;\n#else\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n#endif\n\t}\n\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 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) 0\n\tvec4 plane;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i plane.w ) discard;\n\t}\n\t#if UNION_CLIPPING_PLANES plane.w ) && clipped;\n\t\t}\n\t\tif ( clipped ) discard;\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 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\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 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:"vec3 transformedNormal = normalMatrix * objectNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\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 += normalize( objectNormal ) * ( 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, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\treflectVec = normalize( reflectVec );\n\t\tsampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\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\tuniform int maxMipLevel;\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\n\t#pragma unroll_loop\n\tfor ( int i = 0; i 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i 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\tfloat shadowCameraNear;\n\t\tfloat shadowCameraFar;\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 ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif\n",lights_pars_maps:"#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 = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\t\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif\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};\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_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 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos - halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos + halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos + halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos - halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#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_fragment_begin:"\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\t#pragma unroll_loop\n\tfor ( int i = 0; i 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i 0 )\n\t\t#pragma unroll_loop\n\t\tfor ( int i = 0; i 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\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x = 0.0, shadowCoord.y = almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT )\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\t#pragma unroll_loop\n\tfor ( int i = 0; i 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i 0\n\tDirectionalLight directionalLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i 0\n\tSpotLight spotLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i 0\n\tPointLight pointLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i \nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}\n",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - 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 \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}\n",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}\n",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}\n",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldPosition;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldPosition );\n\tvec2 sampleUV;\n\tsampleUV.y = asin( clamp( direction.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n}\n",equirect_vert:"varying vec3 vWorldPosition;\n#include \nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}\n",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}\n",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvLineDistance = scale * lineDistance;\n\tvec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}\n",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\treflectedLight.indirectDiffuse += texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}\n",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_ENVMAP\n\t#include \n\t#include \n\t#include \n\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}\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 \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\treflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\n\t#include \n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}\n",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}\n",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include