/**
 * @license
 * Copyright 2010-2021 Three.js Authors
 * SPDX-License-Identifier: MIT
 */
function e(){}Object.assign(e.prototype,{addEventListener:function(e,t){void 0===this._listeners&&(this._listeners={});const n=this._listeners;void 0===n[e]&&(n[e]=[]),-1===n[e].indexOf(t)&&n[e].push(t)},hasEventListener:function(e,t){if(void 0===this._listeners)return!1;const n=this._listeners;return void 0!==n[e]&&-1!==n[e].indexOf(t)},removeEventListener:function(e,t){if(void 0===this._listeners)return;const n=this._listeners[e];if(void 0!==n){const e=n.indexOf(t);-1!==e&&n.splice(e,1)}},dispatchEvent:function(e){if(void 0===this._listeners)return;const t=this._listeners[e.type];if(void 0!==t){e.target=this;const n=t.slice(0);for(let t=0,i=n.length;t<i;t++)n[t].call(this,e);e.target=null}}});const t=[];for(let xo=0;xo<256;xo++)t[xo]=(xo<16?"0":"")+xo.toString(16);let n=1234567;const i={DEG2RAD:Math.PI/180,RAD2DEG:180/Math.PI,generateUUID:function(){const e=4294967295*Math.random()|0,n=4294967295*Math.random()|0,i=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&n]+t[n>>8&255]+"-"+t[n>>16&15|64]+t[n>>24&255]+"-"+t[63&i|128]+t[i>>8&255]+"-"+t[i>>16&255]+t[i>>24&255]+t[255&r]+t[r>>8&255]+t[r>>16&255]+t[r>>24&255]).toUpperCase()},clamp:function(e,t,n){return Math.max(t,Math.min(n,e))},euclideanModulo:function(e,t){return(e%t+t)%t},mapLinear:function(e,t,n,i,r){return i+(e-t)*(r-i)/(n-t)},inverseLerp:function(e,t,n){return e!==t?(n-e)/(t-e):0},lerp:function(e,t,n){return(1-n)*e+n*t},damp:function(e,t,n,r){return i.lerp(e,t,1-Math.exp(-n*r))},pingpong:function(e,t=1){return t-Math.abs(i.euclideanModulo(e,2*t)-t)},smoothstep:function(e,t,n){return e<=t?0:e>=n?1:(e=(e-t)/(n-t))*e*(3-2*e)},smootherstep:function(e,t,n){return e<=t?0:e>=n?1:(e=(e-t)/(n-t))*e*e*(e*(6*e-15)+10)},randInt:function(e,t){return e+Math.floor(Math.random()*(t-e+1))},randFloat:function(e,t){return e+Math.random()*(t-e)},randFloatSpread:function(e){return e*(.5-Math.random())},seededRandom:function(e){return void 0!==e&&(n=e%2147483647),n=16807*n%2147483647,(n-1)/2147483646},degToRad:function(e){return e*i.DEG2RAD},radToDeg:function(e){return e*i.RAD2DEG},isPowerOfTwo:function(e){return 0==(e&e-1)&&0!==e},ceilPowerOfTwo:function(e){return Math.pow(2,Math.ceil(Math.log(e)/Math.LN2))},floorPowerOfTwo:function(e){return Math.pow(2,Math.floor(Math.log(e)/Math.LN2))},setQuaternionFromProperEuler:function(e,t,n,i,r){const a=Math.cos,o=Math.sin,s=a(n/2),l=o(n/2),c=a((t+i)/2),h=o((t+i)/2),u=a((t-i)/2),d=o((t-i)/2),p=a((i-t)/2),f=o((i-t)/2);switch(r){case"XYX":e.set(s*h,l*u,l*d,s*c);break;case"YZY":e.set(l*d,s*h,l*u,s*c);break;case"ZXZ":e.set(l*u,l*d,s*h,s*c);break;case"XZX":e.set(s*h,l*f,l*p,s*c);break;case"YXY":e.set(l*p,s*h,l*f,s*c);break;case"ZYZ":e.set(l*f,l*p,s*h,s*c);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}}};class r{constructor(e=0,t=0){this.x=e,this.y=t}get width(){return this.x}set width(e){this.x=e}get height(){return this.y}set height(e){this.y=e}set(e,t){return this.x=e,this.y=t,this}setScalar(e){return this.x=e,this.y=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y)}copy(e){return this.x=e.x,this.y=e.y,this}add(e,t){return void 0!==t?(console.warn("THREE.Vector2: .add() now only accepts one argument. 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t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],a=e[4],o=e[5],s=e[6],l=e[7],c=e[8];return t*a*c-t*o*l-n*r*c+n*o*s+i*r*l-i*a*s}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],a=e[4],o=e[5],s=e[6],l=e[7],c=e[8],h=c*a-o*l,u=o*s-c*r,d=l*r-a*s,p=t*h+n*u+i*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const f=1/p;return e[0]=h*f,e[1]=(i*l-c*n)*f,e[2]=(o*n-i*a)*f,e[3]=u*f,e[4]=(c*t-i*s)*f,e[5]=(i*r-o*t)*f,e[6]=d*f,e[7]=(n*s-l*t)*f,e[8]=(a*t-n*r)*f,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,i,r,a,o){const s=Math.cos(r),l=Math.sin(r);return this.set(n*s,n*l,-n*(s*a+l*o)+a+e,-i*l,i*s,-i*(-l*a+s*o)+o+t,0,0,1),this}scale(e,t){const n=this.elements;return n[0]*=e,n[3]*=e,n[6]*=e,n[1]*=t,n[4]*=t,n[7]*=t,this}rotate(e){const t=Math.cos(e),n=Math.sin(e),i=this.elements,r=i[0],a=i[3],o=i[6],s=i[1],l=i[4],c=i[7];return i[0]=t*r+n*s,i[3]=t*a+n*l,i[6]=t*o+n*c,i[1]=-n*r+t*s,i[4]=-n*a+t*l,i[7]=-n*o+t*c,this}translate(e,t){const n=this.elements;return n[0]+=e*n[2],n[3]+=e*n[5],n[6]+=e*n[8],n[1]+=t*n[2],n[4]+=t*n[5],n[7]+=t*n[8],this}equals(e){const t=this.elements,n=e.elements;for(let i=0;i<9;i++)if(t[i]!==n[i])return!1;return!0}fromArray(e,t=0){for(let n=0;n<9;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}clone(){return(new this.constructor).fromArray(this.elements)}}let o;a.prototype.isMatrix3=!0;const s={getDataURL:function(e){if(/^data:/i.test(e.src))return e.src;if("undefined"==typeof HTMLCanvasElement)return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{void 0===o&&(o=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),o.width=e.width,o.height=e.height;const n=o.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=o}return t.width>2048||t.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),t.toDataURL("image/jpeg",.6)):t.toDataURL("image/png")}};let l=0;class c extends e{constructor(e=c.DEFAULT_IMAGE,t=c.DEFAULT_MAPPING,n=1001,o=1001,s=1006,h=1008,u=1023,d=1009,p=1,f=3e3){super(),Object.defineProperty(this,"id",{value:l++}),this.uuid=i.generateUUID(),this.name="",this.image=e,this.mipmaps=[],this.mapping=t,this.wrapS=n,this.wrapT=o,this.magFilter=s,this.minFilter=h,this.anisotropy=p,this.format=u,this.internalFormat=null,this.type=d,this.offset=new r(0,0),this.repeat=new r(1,1),this.center=new r(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new a,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=f,this.version=0,this.onUpdate=null}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(e){return this.name=e.name,this.image=e.image,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.encoding=e.encoding,this}toJSON(e){const t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];const n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){const r=this.image;if(void 0===r.uuid&&(r.uuid=i.generateUUID()),!t&&void 0===e.images[r.uuid]){let t;if(Array.isArray(r)){t=[];for(let e=0,n=r.length;e<n;e++)r[e].isDataTexture?t.push(h(r[e].image)):t.push(h(r[e]))}else t=h(r);e.images[r.uuid]={uuid:r.uuid,url:t}}n.image=r.uuid}return t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(300!==this.mapping)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case 1e3:e.x=e.x-Math.floor(e.x);break;case 1001:e.x=e.x<0?0:1;break;case 1002:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case 1e3:e.y=e.y-Math.floor(e.y);break;case 1001:e.y=e.y<0?0:1;break;case 1002:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){!0===e&&this.version++}}function h(e){return"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap?s.getDataURL(e):e.data?{data:Array.prototype.slice.call(e.data),width:e.width,height:e.height,type:e.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}c.DEFAULT_IMAGE=void 0,c.DEFAULT_MAPPING=300,c.prototype.isTexture=!0;class u{constructor(e=0,t=0,n=0,i=1){this.x=e,this.y=t,this.z=n,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this}add(e,t){return void 0!==t?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this)}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e,t){return void 0!==t?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this)}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,r=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*i+a[12]*r,this.y=a[1]*t+a[5]*n+a[9]*i+a[13]*r,this.z=a[2]*t+a[6]*n+a[10]*i+a[14]*r,this.w=a[3]*t+a[7]*n+a[11]*i+a[15]*r,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,i,r;const a=.01,o=.1,s=e.elements,l=s[0],c=s[4],h=s[8],u=s[1],d=s[5],p=s[9],f=s[2],m=s[6],g=s[10];if(Math.abs(c-u)<a&&Math.abs(h-f)<a&&Math.abs(p-m)<a){if(Math.abs(c+u)<o&&Math.abs(h+f)<o&&Math.abs(p+m)<o&&Math.abs(l+d+g-3)<o)return this.set(1,0,0,0),this;t=Math.PI;const e=(l+1)/2,s=(d+1)/2,v=(g+1)/2,x=(c+u)/4,y=(h+f)/4,_=(p+m)/4;return e>s&&e>v?e<a?(n=0,i=.707106781,r=.707106781):(n=Math.sqrt(e),i=x/n,r=y/n):s>v?s<a?(n=.707106781,i=0,r=.707106781):(i=Math.sqrt(s),n=x/i,r=_/i):v<a?(n=.707106781,i=.707106781,r=0):(r=Math.sqrt(v),n=y/r,i=_/r),this.set(n,i,r,t),this}let v=Math.sqrt((m-p)*(m-p)+(h-f)*(h-f)+(u-c)*(u-c));return Math.abs(v)<.001&&(v=1),this.x=(m-p)/v,this.y=(h-f)/v,this.z=(u-c)/v,this.w=Math.acos((l+d+g-1)/2),this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){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(){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(){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(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t,n){return void 0!==n&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}}u.prototype.isVector4=!0;class d extends e{constructor(e,t,n){super(),this.width=e,this.height=t,this.depth=1,this.scissor=new u(0,0,e,t),this.scissorTest=!1,this.viewport=new u(0,0,e,t),n=n||{},this.texture=new c(void 0,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.encoding),this.texture.image={},this.texture.image.width=e,this.texture.image.height=t,this.texture.image.depth=1,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:1006,this.depthBuffer=void 0===n.depthBuffer||n.depthBuffer,this.stencilBuffer=void 0!==n.stencilBuffer&&n.stencilBuffer,this.depthTexture=void 0!==n.depthTexture?n.depthTexture:null}setTexture(e){e.image={width:this.width,height:this.height,depth:this.depth},this.texture=e}setSize(e,t,n=1){this.width===e&&this.height===t&&this.depth===n||(this.width=e,this.height=t,this.depth=n,this.texture.image.width=e,this.texture.image.height=t,this.texture.image.depth=n,this.dispose()),this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return(new this.constructor).copy(this)}copy(e){return this.width=e.width,this.height=e.height,this.depth=e.depth,this.viewport.copy(e.viewport),this.texture=e.texture.clone(),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.depthTexture=e.depthTexture,this}dispose(){this.dispatchEvent({type:"dispose"})}}d.prototype.isWebGLRenderTarget=!0;class p{constructor(e=0,t=0,n=0,i=1){this._x=e,this._y=t,this._z=n,this._w=i}static slerp(e,t,n,i){return console.warn("THREE.Quaternion: Static .slerp() has been deprecated. Use qm.slerpQuaternions( qa, qb, t ) instead."),n.slerpQuaternions(e,t,i)}static slerpFlat(e,t,n,i,r,a,o){let s=n[i+0],l=n[i+1],c=n[i+2],h=n[i+3];const u=r[a+0],d=r[a+1],p=r[a+2],f=r[a+3];if(0===o)return e[t+0]=s,e[t+1]=l,e[t+2]=c,void(e[t+3]=h);if(1===o)return e[t+0]=u,e[t+1]=d,e[t+2]=p,void(e[t+3]=f);if(h!==f||s!==u||l!==d||c!==p){let e=1-o;const t=s*u+l*d+c*p+h*f,n=t>=0?1:-1,i=1-t*t;if(i>Number.EPSILON){const r=Math.sqrt(i),a=Math.atan2(r,t*n);e=Math.sin(e*a)/r,o=Math.sin(o*a)/r}const r=o*n;if(s=s*e+u*r,l=l*e+d*r,c=c*e+p*r,h=h*e+f*r,e===1-o){const e=1/Math.sqrt(s*s+l*l+c*c+h*h);s*=e,l*=e,c*=e,h*=e}}e[t]=s,e[t+1]=l,e[t+2]=c,e[t+3]=h}static multiplyQuaternionsFlat(e,t,n,i,r,a){const o=n[i],s=n[i+1],l=n[i+2],c=n[i+3],h=r[a],u=r[a+1],d=r[a+2],p=r[a+3];return e[t]=o*p+c*h+s*d-l*u,e[t+1]=s*p+c*u+l*h-o*d,e[t+2]=l*p+c*d+o*u-s*h,e[t+3]=c*p-o*h-s*u-l*d,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t){if(!e||!e.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");const n=e._x,i=e._y,r=e._z,a=e._order,o=Math.cos,s=Math.sin,l=o(n/2),c=o(i/2),h=o(r/2),u=s(n/2),d=s(i/2),p=s(r/2);switch(a){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return!1!==t&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,i=Math.sin(n);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],i=t[4],r=t[8],a=t[1],o=t[5],s=t[9],l=t[2],c=t[6],h=t[10],u=n+o+h;if(u>0){const e=.5/Math.sqrt(u+1);this._w=.25/e,this._x=(c-s)*e,this._y=(r-l)*e,this._z=(a-i)*e}else if(n>o&&n>h){const e=2*Math.sqrt(1+n-o-h);this._w=(c-s)/e,this._x=.25*e,this._y=(i+a)/e,this._z=(r+l)/e}else if(o>h){const e=2*Math.sqrt(1+o-n-h);this._w=(r-l)/e,this._x=(i+a)/e,this._y=.25*e,this._z=(s+c)/e}else{const e=2*Math.sqrt(1+h-n-o);this._w=(a-i)/e,this._x=(r+l)/e,this._y=(s+c)/e,this._z=.25*e}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(i.clamp(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(0===n)return this;const i=Math.min(1,t/n);return this.slerp(e,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e,t){return void 0!==t?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(e,t)):this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,i=e._y,r=e._z,a=e._w,o=t._x,s=t._y,l=t._z,c=t._w;return this._x=n*c+a*o+i*l-r*s,this._y=i*c+a*s+r*o-n*l,this._z=r*c+a*l+n*s-i*o,this._w=a*c-n*o-i*s-r*l,this._onChangeCallback(),this}slerp(e,t){if(0===t)return this;if(1===t)return this.copy(e);const n=this._x,i=this._y,r=this._z,a=this._w;let o=a*e._w+n*e._x+i*e._y+r*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=a,this._x=n,this._y=i,this._z=r,this;const s=1-o*o;if(s<=Number.EPSILON){const e=1-t;return this._w=e*a+t*this._w,this._x=e*n+t*this._x,this._y=e*i+t*this._y,this._z=e*r+t*this._z,this.normalize(),this._onChangeCallback(),this}const l=Math.sqrt(s),c=Math.atan2(l,o),h=Math.sin((1-t)*c)/l,u=Math.sin(t*c)/l;return this._w=a*h+this._w*u,this._x=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(e,t,n){this.copy(e).slerp(t,n)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}}p.prototype.isQuaternion=!0;class f{constructor(e=0,t=0,n=0){this.x=e,this.y=t,this.z=n}set(e,t,n){return void 0===n&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e,t){return void 0!==t?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this.z+=e.z,this)}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e,t){return void 0!==t?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this.z-=e.z,this)}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e,t){return void 0!==t?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(e,t)):(this.x*=e.x,this.y*=e.y,this.z*=e.z,this)}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return e&&e.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(g.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(g.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6]*i,this.y=r[1]*t+r[4]*n+r[7]*i,this.z=r[2]*t+r[5]*n+r[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,r=e.elements,a=1/(r[3]*t+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*t+r[4]*n+r[8]*i+r[12])*a,this.y=(r[1]*t+r[5]*n+r[9]*i+r[13])*a,this.z=(r[2]*t+r[6]*n+r[10]*i+r[14])*a,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,r=e.x,a=e.y,o=e.z,s=e.w,l=s*t+a*i-o*n,c=s*n+o*t-r*i,h=s*i+r*n-a*t,u=-r*t-a*n-o*i;return this.x=l*s+u*-r+c*-o-h*-a,this.y=c*s+u*-a+h*-r-l*-o,this.z=h*s+u*-o+l*-a-c*-r,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[4]*n+r[8]*i,this.y=r[1]*t+r[5]*n+r[9]*i,this.z=r[2]*t+r[6]*n+r[10]*i,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e,t){return void 0!==t?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(e,t)):this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,i=e.y,r=e.z,a=t.x,o=t.y,s=t.z;return this.x=i*s-r*o,this.y=r*a-n*s,this.z=n*o-i*a,this}projectOnVector(e){const t=e.lengthSq();if(0===t)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return m.copy(this).projectOnVector(e),this.sub(m)}reflect(e){return this.sub(m.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(i.clamp(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,4*t)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,3*t)}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}}f.prototype.isVector3=!0;const m=new f,g=new p;class v{constructor(e=new f(1/0,1/0,1/0),t=new f(-1/0,-1/0,-1/0)){this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){let t=1/0,n=1/0,i=1/0,r=-1/0,a=-1/0,o=-1/0;for(let s=0,l=e.length;s<l;s+=3){const l=e[s],c=e[s+1],h=e[s+2];l<t&&(t=l),c<n&&(n=c),h<i&&(i=h),l>r&&(r=l),c>a&&(a=c),h>o&&(o=h)}return this.min.set(t,n,i),this.max.set(r,a,o),this}setFromBufferAttribute(e){let t=1/0,n=1/0,i=1/0,r=-1/0,a=-1/0,o=-1/0;for(let s=0,l=e.count;s<l;s++){const l=e.getX(s),c=e.getY(s),h=e.getZ(s);l<t&&(t=l),c<n&&(n=c),h<i&&(i=h),l>r&&(r=l),c>a&&(a=c),h>o&&(o=h)}return this.min.set(t,n,i),this.max.set(r,a,o),this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=y.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e){return this.makeEmpty(),this.expandByObject(e)}clone(){return(new this.constructor).copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return void 0===e&&(console.warn("THREE.Box3: .getCenter() target is now required"),e=new f),this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return void 0===e&&(console.warn("THREE.Box3: .getSize() target is now required"),e=new f),this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e){e.updateWorldMatrix(!1,!1);const t=e.geometry;void 0!==t&&(null===t.boundingBox&&t.computeBoundingBox(),_.copy(t.boundingBox),_.applyMatrix4(e.matrixWorld),this.union(_));const n=e.children;for(let i=0,r=n.length;i<r;i++)this.expandByObject(n[i]);return this}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y||e.z<this.min.z||e.z>this.max.z)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return void 0===t&&(console.warn("THREE.Box3: .getParameter() target is now required"),t=new f),t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y||e.max.z<this.min.z||e.min.z>this.max.z)}intersectsSphere(e){return this.clampPoint(e.center,y),y.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(L),R.subVectors(this.max,L),b.subVectors(e.a,L),w.subVectors(e.b,L),M.subVectors(e.c,L),S.subVectors(w,b),T.subVectors(M,w),E.subVectors(b,M);let t=[0,-S.z,S.y,0,-T.z,T.y,0,-E.z,E.y,S.z,0,-S.x,T.z,0,-T.x,E.z,0,-E.x,-S.y,S.x,0,-T.y,T.x,0,-E.y,E.x,0];return!!C(t,b,w,M,R)&&(t=[1,0,0,0,1,0,0,0,1],!!C(t,b,w,M,R)&&(A.crossVectors(S,T),t=[A.x,A.y,A.z],C(t,b,w,M,R)))}clampPoint(e,t){return void 0===t&&(console.warn("THREE.Box3: .clampPoint() target is now required"),t=new f),t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return y.copy(e).clamp(this.min,this.max).sub(e).length()}getBoundingSphere(e){return void 0===e&&console.error("THREE.Box3: .getBoundingSphere() target is now required"),this.getCenter(e.center),e.radius=.5*this.getSize(y).length(),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()||(x[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),x[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),x[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),x[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),x[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),x[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),x[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),x[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(x)),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}v.prototype.isBox3=!0;const x=[new f,new f,new f,new f,new f,new f,new f,new f],y=new f,_=new v,b=new f,w=new f,M=new f,S=new f,T=new f,E=new f,L=new f,R=new f,A=new f,P=new f;function C(e,t,n,i,r){for(let a=0,o=e.length-3;a<=o;a+=3){P.fromArray(e,a);const o=r.x*Math.abs(P.x)+r.y*Math.abs(P.y)+r.z*Math.abs(P.z),s=t.dot(P),l=n.dot(P),c=i.dot(P);if(Math.max(-Math.max(s,l,c),Math.min(s,l,c))>o)return!1}return!0}const D=new v,I=new f,N=new f,O=new f;class U{constructor(e=new f,t=-1){this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;void 0!==t?n.copy(t):D.setFromPoints(e).getCenter(n);let i=0;for(let r=0,a=e.length;r<a;r++)i=Math.max(i,n.distanceToSquared(e[r]));return this.radius=Math.sqrt(i),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return void 0===t&&(console.warn("THREE.Sphere: .clampPoint() target is now required"),t=new f),t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return void 0===e&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),e=new v),this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){O.subVectors(e,this.center);const t=O.lengthSq();if(t>this.radius*this.radius){const e=Math.sqrt(t),n=.5*(e-this.radius);this.center.add(O.multiplyScalar(n/e)),this.radius+=n}return this}union(e){return N.subVectors(e.center,this.center).normalize().multiplyScalar(e.radius),this.expandByPoint(I.copy(e.center).add(N)),this.expandByPoint(I.copy(e.center).sub(N)),this}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const F=new f,H=new f,z=new f,B=new f,G=new f,k=new f,V=new f;class W{constructor(e=new f,t=new f(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return void 0===t&&(console.warn("THREE.Ray: .at() target is now required"),t=new f),t.copy(this.direction).multiplyScalar(e).add(this.origin)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,F)),this}closestPointToPoint(e,t){void 0===t&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),t=new f),t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.direction).multiplyScalar(n).add(this.origin)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=F.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(F.copy(this.direction).multiplyScalar(t).add(this.origin),F.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){H.copy(e).add(t).multiplyScalar(.5),z.copy(t).sub(e).normalize(),B.copy(this.origin).sub(H);const r=.5*e.distanceTo(t),a=-this.direction.dot(z),o=B.dot(this.direction),s=-B.dot(z),l=B.lengthSq(),c=Math.abs(1-a*a);let h,u,d,p;if(c>0)if(h=a*s-o,u=a*o-s,p=r*c,h>=0)if(u>=-p)if(u<=p){const e=1/c;h*=e,u*=e,d=h*(h+a*u+2*o)+u*(a*h+u+2*s)+l}else u=r,h=Math.max(0,-(a*u+o)),d=-h*h+u*(u+2*s)+l;else u=-r,h=Math.max(0,-(a*u+o)),d=-h*h+u*(u+2*s)+l;else u<=-p?(h=Math.max(0,-(-a*r+o)),u=h>0?-r:Math.min(Math.max(-r,-s),r),d=-h*h+u*(u+2*s)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-s),r),d=u*(u+2*s)+l):(h=Math.max(0,-(a*r+o)),u=h>0?r:Math.min(Math.max(-r,-s),r),d=-h*h+u*(u+2*s)+l);else u=a>0?-r:r,h=Math.max(0,-(a*u+o)),d=-h*h+u*(u+2*s)+l;return n&&n.copy(this.direction).multiplyScalar(h).add(this.origin),i&&i.copy(z).multiplyScalar(u).add(H),d}intersectSphere(e,t){F.subVectors(e.center,this.origin);const n=F.dot(this.direction),i=F.dot(F)-n*n,r=e.radius*e.radius;if(i>r)return null;const a=Math.sqrt(r-i),o=n-a,s=n+a;return o<0&&s<0?null:o<0?this.at(s,t):this.at(o,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return null===n?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);if(0===t)return!0;return e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,i,r,a,o,s;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(e.min.x-u.x)*l,i=(e.max.x-u.x)*l):(n=(e.max.x-u.x)*l,i=(e.min.x-u.x)*l),c>=0?(r=(e.min.y-u.y)*c,a=(e.max.y-u.y)*c):(r=(e.max.y-u.y)*c,a=(e.min.y-u.y)*c),n>a||r>i?null:((r>n||n!=n)&&(n=r),(a<i||i!=i)&&(i=a),h>=0?(o=(e.min.z-u.z)*h,s=(e.max.z-u.z)*h):(o=(e.max.z-u.z)*h,s=(e.min.z-u.z)*h),n>s||o>i?null:((o>n||n!=n)&&(n=o),(s<i||i!=i)&&(i=s),i<0?null:this.at(n>=0?n:i,t)))}intersectsBox(e){return null!==this.intersectBox(e,F)}intersectTriangle(e,t,n,i,r){G.subVectors(t,e),k.subVectors(n,e),V.crossVectors(G,k);let a,o=this.direction.dot(V);if(o>0){if(i)return null;a=1}else{if(!(o<0))return null;a=-1,o=-o}B.subVectors(this.origin,e);const s=a*this.direction.dot(k.crossVectors(B,k));if(s<0)return null;const l=a*this.direction.dot(G.cross(B));if(l<0)return null;if(s+l>o)return null;const c=-a*B.dot(V);return c<0?null:this.at(c/o,r)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class j{constructor(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}set(e,t,n,i,r,a,o,s,l,c,h,u,d,p,f,m){const g=this.elements;return g[0]=e,g[4]=t,g[8]=n,g[12]=i,g[1]=r,g[5]=a,g[9]=o,g[13]=s,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=f,g[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new j).fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,n=e.elements,i=1/q.setFromMatrixColumn(e,0).length(),r=1/q.setFromMatrixColumn(e,1).length(),a=1/q.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*r,t[5]=n[5]*r,t[6]=n[6]*r,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){e&&e.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");const t=this.elements,n=e.x,i=e.y,r=e.z,a=Math.cos(n),o=Math.sin(n),s=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===e.order){const e=a*c,n=a*h,i=o*c,r=o*h;t[0]=s*c,t[4]=-s*h,t[8]=l,t[1]=n+i*l,t[5]=e-r*l,t[9]=-o*s,t[2]=r-e*l,t[6]=i+n*l,t[10]=a*s}else if("YXZ"===e.order){const e=s*c,n=s*h,i=l*c,r=l*h;t[0]=e+r*o,t[4]=i*o-n,t[8]=a*l,t[1]=a*h,t[5]=a*c,t[9]=-o,t[2]=n*o-i,t[6]=r+e*o,t[10]=a*s}else if("ZXY"===e.order){const e=s*c,n=s*h,i=l*c,r=l*h;t[0]=e-r*o,t[4]=-a*h,t[8]=i+n*o,t[1]=n+i*o,t[5]=a*c,t[9]=r-e*o,t[2]=-a*l,t[6]=o,t[10]=a*s}else if("ZYX"===e.order){const e=a*c,n=a*h,i=o*c,r=o*h;t[0]=s*c,t[4]=i*l-n,t[8]=e*l+r,t[1]=s*h,t[5]=r*l+e,t[9]=n*l-i,t[2]=-l,t[6]=o*s,t[10]=a*s}else if("YZX"===e.order){const e=a*s,n=a*l,i=o*s,r=o*l;t[0]=s*c,t[4]=r-e*h,t[8]=i*h+n,t[1]=h,t[5]=a*c,t[9]=-o*c,t[2]=-l*c,t[6]=n*h+i,t[10]=e-r*h}else if("XZY"===e.order){const e=a*s,n=a*l,i=o*s,r=o*l;t[0]=s*c,t[4]=-h,t[8]=l*c,t[1]=e*h+r,t[5]=a*c,t[9]=n*h-i,t[2]=i*h-n,t[6]=o*c,t[10]=r*h+e}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(Y,e,Z)}lookAt(e,t,n){const i=this.elements;return Q.subVectors(e,t),0===Q.lengthSq()&&(Q.z=1),Q.normalize(),J.crossVectors(n,Q),0===J.lengthSq()&&(1===Math.abs(n.z)?Q.x+=1e-4:Q.z+=1e-4,Q.normalize(),J.crossVectors(n,Q)),J.normalize(),K.crossVectors(Q,J),i[0]=J.x,i[4]=K.x,i[8]=Q.x,i[1]=J.y,i[5]=K.y,i[9]=Q.y,i[2]=J.z,i[6]=K.z,i[10]=Q.z,this}multiply(e,t){return void 0!==t?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(e,t)):this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,r=this.elements,a=n[0],o=n[4],s=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],f=n[6],m=n[10],g=n[14],v=n[3],x=n[7],y=n[11],_=n[15],b=i[0],w=i[4],M=i[8],S=i[12],T=i[1],E=i[5],L=i[9],R=i[13],A=i[2],P=i[6],C=i[10],D=i[14],I=i[3],N=i[7],O=i[11],U=i[15];return r[0]=a*b+o*T+s*A+l*I,r[4]=a*w+o*E+s*P+l*N,r[8]=a*M+o*L+s*C+l*O,r[12]=a*S+o*R+s*D+l*U,r[1]=c*b+h*T+u*A+d*I,r[5]=c*w+h*E+u*P+d*N,r[9]=c*M+h*L+u*C+d*O,r[13]=c*S+h*R+u*D+d*U,r[2]=p*b+f*T+m*A+g*I,r[6]=p*w+f*E+m*P+g*N,r[10]=p*M+f*L+m*C+g*O,r[14]=p*S+f*R+m*D+g*U,r[3]=v*b+x*T+y*A+_*I,r[7]=v*w+x*E+y*P+_*N,r[11]=v*M+x*L+y*C+_*O,r[15]=v*S+x*R+y*D+_*U,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],i=e[8],r=e[12],a=e[1],o=e[5],s=e[9],l=e[13],c=e[2],h=e[6],u=e[10],d=e[14];return e[3]*(+r*s*h-i*l*h-r*o*u+n*l*u+i*o*d-n*s*d)+e[7]*(+t*s*d-t*l*u+r*a*u-i*a*d+i*l*c-r*s*c)+e[11]*(+t*l*h-t*o*d-r*a*h+n*a*d+r*o*c-n*l*c)+e[15]*(-i*o*c-t*s*h+t*o*u+i*a*h-n*a*u+n*s*c)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],a=e[4],o=e[5],s=e[6],l=e[7],c=e[8],h=e[9],u=e[10],d=e[11],p=e[12],f=e[13],m=e[14],g=e[15],v=h*m*l-f*u*l+f*s*d-o*m*d-h*s*g+o*u*g,x=p*u*l-c*m*l-p*s*d+a*m*d+c*s*g-a*u*g,y=c*f*l-p*h*l+p*o*d-a*f*d-c*o*g+a*h*g,_=p*h*s-c*f*s-p*o*u+a*f*u+c*o*m-a*h*m,b=t*v+n*x+i*y+r*_;if(0===b)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const w=1/b;return e[0]=v*w,e[1]=(f*u*r-h*m*r-f*i*d+n*m*d+h*i*g-n*u*g)*w,e[2]=(o*m*r-f*s*r+f*i*l-n*m*l-o*i*g+n*s*g)*w,e[3]=(h*s*r-o*u*r-h*i*l+n*u*l+o*i*d-n*s*d)*w,e[4]=x*w,e[5]=(c*m*r-p*u*r+p*i*d-t*m*d-c*i*g+t*u*g)*w,e[6]=(p*s*r-a*m*r-p*i*l+t*m*l+a*i*g-t*s*g)*w,e[7]=(a*u*r-c*s*r+c*i*l-t*u*l-a*i*d+t*s*d)*w,e[8]=y*w,e[9]=(p*h*r-c*f*r-p*n*d+t*f*d+c*n*g-t*h*g)*w,e[10]=(a*f*r-p*o*r+p*n*l-t*f*l-a*n*g+t*o*g)*w,e[11]=(c*o*r-a*h*r-c*n*l+t*h*l+a*n*d-t*o*d)*w,e[12]=_*w,e[13]=(c*f*i-p*h*i+p*n*u-t*f*u-c*n*m+t*h*m)*w,e[14]=(p*o*i-a*f*i-p*n*s+t*f*s+a*n*m-t*o*m)*w,e[15]=(a*h*i-c*o*i+c*n*s-t*h*s-a*n*u+t*o*u)*w,this}scale(e){const t=this.elements,n=e.x,i=e.y,r=e.z;return t[0]*=n,t[4]*=i,t[8]*=r,t[1]*=n,t[5]*=i,t[9]*=r,t[2]*=n,t[6]*=i,t[10]*=r,t[3]*=n,t[7]*=i,t[11]*=r,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))}makeTranslation(e,t,n){return this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),i=Math.sin(t),r=1-n,a=e.x,o=e.y,s=e.z,l=r*a,c=r*o;return this.set(l*a+n,l*o-i*s,l*s+i*o,0,l*o+i*s,c*o+n,c*s-i*a,0,l*s-i*o,c*s+i*a,r*s*s+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n){return this.set(1,t,n,0,e,1,n,0,e,t,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,r=t._x,a=t._y,o=t._z,s=t._w,l=r+r,c=a+a,h=o+o,u=r*l,d=r*c,p=r*h,f=a*c,m=a*h,g=o*h,v=s*l,x=s*c,y=s*h,_=n.x,b=n.y,w=n.z;return i[0]=(1-(f+g))*_,i[1]=(d+y)*_,i[2]=(p-x)*_,i[3]=0,i[4]=(d-y)*b,i[5]=(1-(u+g))*b,i[6]=(m+v)*b,i[7]=0,i[8]=(p+x)*w,i[9]=(m-v)*w,i[10]=(1-(u+f))*w,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,n){const i=this.elements;let r=q.set(i[0],i[1],i[2]).length();const a=q.set(i[4],i[5],i[6]).length(),o=q.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),e.x=i[12],e.y=i[13],e.z=i[14],X.copy(this);const s=1/r,l=1/a,c=1/o;return X.elements[0]*=s,X.elements[1]*=s,X.elements[2]*=s,X.elements[4]*=l,X.elements[5]*=l,X.elements[6]*=l,X.elements[8]*=c,X.elements[9]*=c,X.elements[10]*=c,t.setFromRotationMatrix(X),n.x=r,n.y=a,n.z=o,this}makePerspective(e,t,n,i,r,a){void 0===a&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");const o=this.elements,s=2*r/(t-e),l=2*r/(n-i),c=(t+e)/(t-e),h=(n+i)/(n-i),u=-(a+r)/(a-r),d=-2*a*r/(a-r);return o[0]=s,o[4]=0,o[8]=c,o[12]=0,o[1]=0,o[5]=l,o[9]=h,o[13]=0,o[2]=0,o[6]=0,o[10]=u,o[14]=d,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this}makeOrthographic(e,t,n,i,r,a){const o=this.elements,s=1/(t-e),l=1/(n-i),c=1/(a-r),h=(t+e)*s,u=(n+i)*l,d=(a+r)*c;return o[0]=2*s,o[4]=0,o[8]=0,o[12]=-h,o[1]=0,o[5]=2*l,o[9]=0,o[13]=-u,o[2]=0,o[6]=0,o[10]=-2*c,o[14]=-d,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let i=0;i<16;i++)if(t[i]!==n[i])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}j.prototype.isMatrix4=!0;const q=new f,X=new j,Y=new f(0,0,0),Z=new f(1,1,1),J=new f,K=new f,Q=new f,$=new j,ee=new p;class te{constructor(e=0,t=0,n=0,i=te.DefaultOrder){this._x=e,this._y=t,this._z=n,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._order=i||this._order,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t,n){const r=i.clamp,a=e.elements,o=a[0],s=a[4],l=a[8],c=a[1],h=a[5],u=a[9],d=a[2],p=a[6],f=a[10];switch(t=t||this._order){case"XYZ":this._y=Math.asin(r(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-u,f),this._z=Math.atan2(-s,o)):(this._x=Math.atan2(p,h),this._z=0);break;case"YXZ":this._x=Math.asin(-r(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(l,f),this._z=Math.atan2(c,h)):(this._y=Math.atan2(-d,o),this._z=0);break;case"ZXY":this._x=Math.asin(r(p,-1,1)),Math.abs(p)<.9999999?(this._y=Math.atan2(-d,f),this._z=Math.atan2(-s,h)):(this._y=0,this._z=Math.atan2(c,o));break;case"ZYX":this._y=Math.asin(-r(d,-1,1)),Math.abs(d)<.9999999?(this._x=Math.atan2(p,f),this._z=Math.atan2(c,o)):(this._x=0,this._z=Math.atan2(-s,h));break;case"YZX":this._z=Math.asin(r(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-u,h),this._y=Math.atan2(-d,o)):(this._x=0,this._y=Math.atan2(l,f));break;case"XZY":this._z=Math.asin(-r(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(p,h),this._y=Math.atan2(l,o)):(this._x=Math.atan2(-u,f),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!1!==n&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return $.makeRotationFromQuaternion(e),this.setFromRotationMatrix($,t,n)}setFromVector3(e,t){return this.set(e.x,e.y,e.z,t||this._order)}reorder(e){return ee.setFromEuler(this),this.setFromQuaternion(ee,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}toVector3(e){return e?e.set(this._x,this._y,this._z):new f(this._x,this._y,this._z)}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}}te.prototype.isEuler=!0,te.DefaultOrder="XYZ",te.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];class ne{constructor(){this.mask=1}set(e){this.mask=1<<e|0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return 0!=(this.mask&e.mask)}}let ie=0;const re=new f,ae=new p,oe=new j,se=new f,le=new f,ce=new f,he=new p,ue=new f(1,0,0),de=new f(0,1,0),pe=new f(0,0,1),fe={type:"added"},me={type:"removed"};function ge(){Object.defineProperty(this,"id",{value:ie++}),this.uuid=i.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=ge.DefaultUp.clone();const e=new f,t=new te,n=new p,r=new f(1,1,1);t._onChange((function(){n.setFromEuler(t,!1)})),n._onChange((function(){t.setFromQuaternion(n,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:r},modelViewMatrix:{value:new j},normalMatrix:{value:new a}}),this.matrix=new j,this.matrixWorld=new j,this.matrixAutoUpdate=ge.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new ne,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}ge.DefaultUp=new f(0,1,0),ge.DefaultMatrixAutoUpdate=!0,ge.prototype=Object.assign(Object.create(e.prototype),{constructor:ge,isObject3D:!0,onBeforeRender:function(){},onAfterRender:function(){},applyMatrix4:function(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)},applyQuaternion:function(e){return this.quaternion.premultiply(e),this},setRotationFromAxisAngle:function(e,t){this.quaternion.setFromAxisAngle(e,t)},setRotationFromEuler:function(e){this.quaternion.setFromEuler(e,!0)},setRotationFromMatrix:function(e){this.quaternion.setFromRotationMatrix(e)},setRotationFromQuaternion:function(e){this.quaternion.copy(e)},rotateOnAxis:function(e,t){return ae.setFromAxisAngle(e,t),this.quaternion.multiply(ae),this},rotateOnWorldAxis:function(e,t){return ae.setFromAxisAngle(e,t),this.quaternion.premultiply(ae),this},rotateX:function(e){return this.rotateOnAxis(ue,e)},rotateY:function(e){return this.rotateOnAxis(de,e)},rotateZ:function(e){return this.rotateOnAxis(pe,e)},translateOnAxis:function(e,t){return re.copy(e).applyQuaternion(this.quaternion),this.position.add(re.multiplyScalar(t)),this},translateX:function(e){return this.translateOnAxis(ue,e)},translateY:function(e){return this.translateOnAxis(de,e)},translateZ:function(e){return this.translateOnAxis(pe,e)},localToWorld:function(e){return e.applyMatrix4(this.matrixWorld)},worldToLocal:function(e){return e.applyMatrix4(oe.copy(this.matrixWorld).invert())},lookAt:function(e,t,n){e.isVector3?se.copy(e):se.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),le.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?oe.lookAt(le,se,this.up):oe.lookAt(se,le,this.up),this.quaternion.setFromRotationMatrix(oe),i&&(oe.extractRotation(i.matrixWorld),ae.setFromRotationMatrix(oe),this.quaternion.premultiply(ae.invert()))},add:function(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(null!==e.parent&&e.parent.remove(e),e.parent=this,this.children.push(e),e.dispatchEvent(fe)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)},remove:function(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}const t=this.children.indexOf(e);return-1!==t&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(me)),this},clear:function(){for(let e=0;e<this.children.length;e++){const t=this.children[e];t.parent=null,t.dispatchEvent(me)}return this.children.length=0,this},attach:function(e){return this.updateWorldMatrix(!0,!1),oe.copy(this.matrixWorld).invert(),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),oe.multiply(e.parent.matrixWorld)),e.applyMatrix4(oe),this.add(e),e.updateWorldMatrix(!1,!0),this},getObjectById:function(e){return this.getObjectByProperty("id",e)},getObjectByName:function(e){return this.getObjectByProperty("name",e)},getObjectByProperty:function(e,t){if(this[e]===t)return this;for(let n=0,i=this.children.length;n<i;n++){const i=this.children[n].getObjectByProperty(e,t);if(void 0!==i)return i}},getWorldPosition:function(e){return void 0===e&&(console.warn("THREE.Object3D: .getWorldPosition() target is now required"),e=new f),this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(e){return void 0===e&&(console.warn("THREE.Object3D: .getWorldQuaternion() target is now required"),e=new p),this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(le,e,ce),e},getWorldScale:function(e){return void 0===e&&(console.warn("THREE.Object3D: .getWorldScale() target is now required"),e=new f),this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(le,he,e),e},getWorldDirection:function(e){void 0===e&&(console.warn("THREE.Object3D: .getWorldDirection() target is now required"),e=new f),this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()},raycast:function(){},traverse:function(e){e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverse(e)},traverseVisible:function(e){if(!1===this.visible)return;e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)},traverseAncestors:function(e){const t=this.parent;null!==t&&(e(t),t.traverseAncestors(e))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].updateMatrixWorld(e)},updateWorldMatrix:function(e,t){const n=this.parent;if(!0===e&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===t){const e=this.children;for(let t=0,n=e.length;t<n;t++)e[t].updateWorldMatrix(!1,!0)}},toJSON:function(e){const t=void 0===e||"string"==typeof e,n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{}},n.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});const i={};function r(t,n){return void 0===t[n.uuid]&&(t[n.uuid]=n.toJSON(e)),n.uuid}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),!0===this.castShadow&&(i.castShadow=!0),!0===this.receiveShadow&&(i.receiveShadow=!0),!1===this.visible&&(i.visible=!1),!1===this.frustumCulled&&(i.frustumCulled=!1),0!==this.renderOrder&&(i.renderOrder=this.renderOrder),"{}"!==JSON.stringify(this.userData)&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(i.instanceColor=this.instanceColor.toJSON())),this.isMesh||this.isLine||this.isPoints){i.geometry=r(e.geometries,this.geometry);const t=this.geometry.parameters;if(void 0!==t&&void 0!==t.shapes){const n=t.shapes;if(Array.isArray(n))for(let t=0,i=n.length;t<i;t++){const i=n[t];r(e.shapes,i)}else r(e.shapes,n)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(r(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const t=[];for(let n=0,i=this.material.length;n<i;n++)t.push(r(e.materials,this.material[n]));i.material=t}else i.material=r(e.materials,this.material);if(this.children.length>0){i.children=[];for(let t=0;t<this.children.length;t++)i.children.push(this.children[t].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let t=0;t<this.animations.length;t++){const n=this.animations[t];i.animations.push(r(e.animations,n))}}if(t){const t=a(e.geometries),i=a(e.materials),r=a(e.textures),o=a(e.images),s=a(e.shapes),l=a(e.skeletons),c=a(e.animations);t.length>0&&(n.geometries=t),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),o.length>0&&(n.images=o),s.length>0&&(n.shapes=s),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c)}return n.object=i,n;function a(e){const t=[];for(const n in e){const i=e[n];delete i.metadata,t.push(i)}return t}},clone:function(e){return(new this.constructor).copy(this,e)},copy:function(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(let n=0;n<e.children.length;n++){const t=e.children[n];this.add(t.clone())}return this}});const ve=new f,xe=new f,ye=new a;class _e{constructor(e=new f(1,0,0),t=0){this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const i=ve.subVectors(n,t).cross(xe.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return void 0===t&&(console.warn("THREE.Plane: .projectPoint() target is now required"),t=new f),t.copy(this.normal).multiplyScalar(-this.distanceToPoint(e)).add(e)}intersectLine(e,t){void 0===t&&(console.warn("THREE.Plane: .intersectLine() target is now required"),t=new f);const n=e.delta(ve),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(e.start)?t.copy(e.start):null;const r=-(e.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:t.copy(n).multiplyScalar(r).add(e.start)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return void 0===e&&(console.warn("THREE.Plane: .coplanarPoint() target is now required"),e=new f),e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||ye.getNormalMatrix(e),i=this.coplanarPoint(ve).applyMatrix4(e),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return(new this.constructor).copy(this)}}_e.prototype.isPlane=!0;const be=new f,we=new f,Me=new f,Se=new f,Te=new f,Ee=new f,Le=new f,Re=new f,Ae=new f,Pe=new f;class Ce{constructor(e=new f,t=new f,n=new f){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){void 0===i&&(console.warn("THREE.Triangle: .getNormal() target is now required"),i=new f),i.subVectors(n,t),be.subVectors(e,t),i.cross(be);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(e,t,n,i,r){be.subVectors(i,t),we.subVectors(n,t),Me.subVectors(e,t);const a=be.dot(be),o=be.dot(we),s=be.dot(Me),l=we.dot(we),c=we.dot(Me),h=a*l-o*o;if(void 0===r&&(console.warn("THREE.Triangle: .getBarycoord() target is now required"),r=new f),0===h)return r.set(-2,-1,-1);const u=1/h,d=(l*s-o*c)*u,p=(a*c-o*s)*u;return r.set(1-d-p,p,d)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,Se),Se.x>=0&&Se.y>=0&&Se.x+Se.y<=1}static getUV(e,t,n,i,r,a,o,s){return this.getBarycoord(e,t,n,i,Se),s.set(0,0),s.addScaledVector(r,Se.x),s.addScaledVector(a,Se.y),s.addScaledVector(o,Se.z),s}static isFrontFacing(e,t,n,i){return be.subVectors(n,t),we.subVectors(e,t),be.cross(we).dot(i)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this}clone(){return(new this.constructor).copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return be.subVectors(this.c,this.b),we.subVectors(this.a,this.b),.5*be.cross(we).length()}getMidpoint(e){return void 0===e&&(console.warn("THREE.Triangle: .getMidpoint() target is now required"),e=new f),e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return Ce.getNormal(this.a,this.b,this.c,e)}getPlane(e){return void 0===e&&(console.warn("THREE.Triangle: .getPlane() target is now required"),e=new _e),e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return Ce.getBarycoord(e,this.a,this.b,this.c,t)}getUV(e,t,n,i,r){return Ce.getUV(e,this.a,this.b,this.c,t,n,i,r)}containsPoint(e){return Ce.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return Ce.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){void 0===t&&(console.warn("THREE.Triangle: .closestPointToPoint() target is now required"),t=new f);const n=this.a,i=this.b,r=this.c;let a,o;Te.subVectors(i,n),Ee.subVectors(r,n),Re.subVectors(e,n);const s=Te.dot(Re),l=Ee.dot(Re);if(s<=0&&l<=0)return t.copy(n);Ae.subVectors(e,i);const c=Te.dot(Ae),h=Ee.dot(Ae);if(c>=0&&h<=c)return t.copy(i);const u=s*h-c*l;if(u<=0&&s>=0&&c<=0)return a=s/(s-c),t.copy(n).addScaledVector(Te,a);Pe.subVectors(e,r);const d=Te.dot(Pe),p=Ee.dot(Pe);if(p>=0&&d<=p)return t.copy(r);const m=d*l-s*p;if(m<=0&&l>=0&&p<=0)return o=l/(l-p),t.copy(n).addScaledVector(Ee,o);const g=c*p-d*h;if(g<=0&&h-c>=0&&d-p>=0)return Le.subVectors(r,i),o=(h-c)/(h-c+(d-p)),t.copy(i).addScaledVector(Le,o);const v=1/(g+m+u);return a=m*v,o=u*v,t.copy(n).addScaledVector(Te,a).addScaledVector(Ee,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}let De=0;function Ie(){Object.defineProperty(this,"id",{value:De++}),this.uuid=i.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=100,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=7680,this.stencilZFail=7680,this.stencilZPass=7680,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaTest=0,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0}Ie.prototype=Object.assign(Object.create(e.prototype),{constructor:Ie,isMaterial:!0,onBeforeCompile:function(){},customProgramCacheKey:function(){return this.onBeforeCompile.toString()},setValues:function(e){if(void 0!==e)for(const t in e){const n=e[t];if(void 0===n){console.warn("THREE.Material: '"+t+"' parameter is undefined.");continue}if("shading"===t){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===n;continue}const i=this[t];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n:console.warn("THREE."+this.type+": '"+t+"' is not a property of this material.")}},toJSON:function(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{}});const n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function i(e){const t=[];for(const n in e){const i=e[n];delete i.metadata,t.push(i)}return t}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),this.sheen&&this.sheen.isColor&&(n.sheen=this.sheen.getHex()),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,n.reflectivity=this.reflectivity,n.refractionRatio=this.refractionRatio,void 0!==this.combine&&(n.combine=this.combine),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity)),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),0!==this.side&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.colorWrite=this.colorWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaToCoverage&&(n.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.morphTargets&&(n.morphTargets=!0),!0===this.morphNormals&&(n.morphNormals=!0),!0===this.skinning&&(n.skinning=!0),!0===this.flatShading&&(n.flatShading=this.flatShading),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),t){const t=i(e.textures),r=i(e.images);t.length>0&&(n.textures=t),r.length>0&&(n.images=r)}return n},clone:function(){return(new this.constructor).copy(this)},copy:function(e){this.name=e.name,this.fog=e.fog,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(null!==t){const e=t.length;n=new Array(e);for(let i=0;i!==e;++i)n[i]=t[i].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.defineProperty(Ie.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}});const 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Fe(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}function He(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function ze(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}class Be{constructor(e,t,n){return void 0===t&&void 0===n?this.set(e):this.setRGB(e,t,n)}set(e){return e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e),this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,this}setRGB(e,t,n){return this.r=e,this.g=t,this.b=n,this}setHSL(e,t,n){if(e=i.euclideanModulo(e,1),t=i.clamp(t,0,1),n=i.clamp(n,0,1),0===t)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+t):n+t-n*t,r=2*n-i;this.r=Fe(r,i,e+1/3),this.g=Fe(r,i,e),this.b=Fe(r,i,e-1/3)}return this}setStyle(e){function t(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be 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this.r=parseInt(e.charAt(0)+e.charAt(0),16)/255,this.g=parseInt(e.charAt(1)+e.charAt(1),16)/255,this.b=parseInt(e.charAt(2)+e.charAt(2),16)/255,this;if(6===t)return this.r=parseInt(e.charAt(0)+e.charAt(1),16)/255,this.g=parseInt(e.charAt(2)+e.charAt(3),16)/255,this.b=parseInt(e.charAt(4)+e.charAt(5),16)/255,this}return e&&e.length>0?this.setColorName(e):this}setColorName(e){const t=Ne[e];return void 0!==t?this.setHex(t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copyGammaToLinear(e,t=2){return this.r=Math.pow(e.r,t),this.g=Math.pow(e.g,t),this.b=Math.pow(e.b,t),this}copyLinearToGamma(e,t=2){const n=t>0?1/t:1;return this.r=Math.pow(e.r,n),this.g=Math.pow(e.g,n),this.b=Math.pow(e.b,n),this}convertGammaToLinear(e){return this.copyGammaToLinear(this,e),this}convertLinearToGamma(e){return this.copyLinearToGamma(this,e),this}copySRGBToLinear(e){return this.r=He(e.r),this.g=He(e.g),this.b=He(e.b),this}copyLinearToSRGB(e){return this.r=ze(e.r),this.g=ze(e.g),this.b=ze(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0}getHexString(){return("000000"+this.getHex().toString(16)).slice(-6)}getHSL(e){void 0===e&&(console.warn("THREE.Color: .getHSL() target is now required"),e={h:0,s:0,l:0});const t=this.r,n=this.g,i=this.b,r=Math.max(t,n,i),a=Math.min(t,n,i);let o,s;const l=(a+r)/2;if(a===r)o=0,s=0;else{const e=r-a;switch(s=l<=.5?e/(r+a):e/(2-r-a),r){case t:o=(n-i)/e+(n<i?6:0);break;case n:o=(i-t)/e+2;break;case i:o=(t-n)/e+4}o/=6}return e.h=o,e.s=s,e.l=l,e}getStyle(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"}offsetHSL(e,t,n){return this.getHSL(Oe),Oe.h+=e,Oe.s+=t,Oe.l+=n,this.setHSL(Oe.h,Oe.s,Oe.l),this}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(Oe),e.getHSL(Ue);const n=i.lerp(Oe.h,Ue.h,t),r=i.lerp(Oe.s,Ue.s,t),a=i.lerp(Oe.l,Ue.l,t);return this.setHSL(n,r,a),this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return 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e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this},copyAt:function(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let i=0,r=this.itemSize;i<r;i++)this.array[e+i]=t.array[n+i];return this},copyArray:function(e){return this.array.set(e),this},copyColorsArray:function(e){const t=this.array;let n=0;for(let i=0,r=e.length;i<r;i++){let r=e[i];void 0===r&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",i),r=new Be),t[n++]=r.r,t[n++]=r.g,t[n++]=r.b}return this},copyVector2sArray:function(e){const t=this.array;let n=0;for(let i=0,a=e.length;i<a;i++){let a=e[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",i),a=new r),t[n++]=a.x,t[n++]=a.y}return this},copyVector3sArray:function(e){const t=this.array;let n=0;for(let i=0,r=e.length;i<r;i++){let r=e[i];void 0===r&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",i),r=new f),t[n++]=r.x,t[n++]=r.y,t[n++]=r.z}return this},copyVector4sArray:function(e){const t=this.array;let n=0;for(let i=0,r=e.length;i<r;i++){let r=e[i];void 0===r&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",i),r=new u),t[n++]=r.x,t[n++]=r.y,t[n++]=r.z,t[n++]=r.w}return this},applyMatrix3:function(e){if(2===this.itemSize)for(let t=0,n=this.count;t<n;t++)Ve.fromBufferAttribute(this,t),Ve.applyMatrix3(e),this.setXY(t,Ve.x,Ve.y);else if(3===this.itemSize)for(let t=0,n=this.count;t<n;t++)ke.fromBufferAttribute(this,t),ke.applyMatrix3(e),this.setXYZ(t,ke.x,ke.y,ke.z);return this},applyMatrix4:function(e){for(let t=0,n=this.count;t<n;t++)ke.x=this.getX(t),ke.y=this.getY(t),ke.z=this.getZ(t),ke.applyMatrix4(e),this.setXYZ(t,ke.x,ke.y,ke.z);return this},applyNormalMatrix:function(e){for(let t=0,n=this.count;t<n;t++)ke.x=this.getX(t),ke.y=this.getY(t),ke.z=this.getZ(t),ke.applyNormalMatrix(e),this.setXYZ(t,ke.x,ke.y,ke.z);return 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e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=r,this},onUpload:function(e){return this.onUploadCallback=e,this},clone:function(){return new this.constructor(this.array,this.itemSize).copy(this)},toJSON:function(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.prototype.slice.call(this.array),normalized:this.normalized};return""!==this.name&&(e.name=this.name),35044!==this.usage&&(e.usage=this.usage),0===this.updateRange.offset&&-1===this.updateRange.count||(e.updateRange=this.updateRange),e}}),je.prototype=Object.create(We.prototype),je.prototype.constructor=je,qe.prototype=Object.create(We.prototype),qe.prototype.constructor=qe,Xe.prototype=Object.create(We.prototype),Xe.prototype.constructor=Xe,Ye.prototype=Object.create(We.prototype),Ye.prototype.constructor=Ye,Ze.prototype=Object.create(We.prototype),Ze.prototype.constructor=Ze,Je.prototype=Object.create(We.prototype),Je.prototype.constructor=Je,Ke.prototype=Object.create(We.prototype),Ke.prototype.constructor=Ke,Qe.prototype=Object.create(We.prototype),Qe.prototype.constructor=Qe,Qe.prototype.isFloat16BufferAttribute=!0,$e.prototype=Object.create(We.prototype),$e.prototype.constructor=$e,et.prototype=Object.create(We.prototype),et.prototype.constructor=et;let nt=0;const it=new j,rt=new ge,at=new f,ot=new v,st=new v,lt=new f;function ct(){Object.defineProperty(this,"id",{value:nt++}),this.uuid=i.generateUUID(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}ct.prototype=Object.assign(Object.create(e.prototype),{constructor:ct,isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(e){return Array.isArray(e)?this.index=new(tt(e)>65535?Ke:Ze)(e,1):this.index=e,this},getAttribute:function(e){return this.attributes[e]},setAttribute:function(e,t){return this.attributes[e]=t,this},deleteAttribute:function(e){return delete this.attributes[e],this},hasAttribute:function(e){return void 0!==this.attributes[e]},addGroup:function(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})},clearGroups:function(){this.groups=[]},setDrawRange:function(e,t){this.drawRange.start=e,this.drawRange.count=t},applyMatrix4:function(e){const t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const t=(new a).getNormalMatrix(e);n.applyNormalMatrix(t),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(e),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(e){return it.makeRotationX(e),this.applyMatrix4(it),this},rotateY:function(e){return it.makeRotationY(e),this.applyMatrix4(it),this},rotateZ:function(e){return it.makeRotationZ(e),this.applyMatrix4(it),this},translate:function(e,t,n){return it.makeTranslation(e,t,n),this.applyMatrix4(it),this},scale:function(e,t,n){return it.makeScale(e,t,n),this.applyMatrix4(it),this},lookAt:function(e){return rt.lookAt(e),rt.updateMatrix(),this.applyMatrix4(rt.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(at).negate(),this.translate(at.x,at.y,at.z),this},setFromPoints:function(e){const t=[];for(let n=0,i=e.length;n<i;n++){const i=e[n];t.push(i.x,i.y,i.z||0)}return this.setAttribute("position",new $e(t,3)),this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new v);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingBox.set(new f(-1/0,-1/0,-1/0),new f(1/0,1/0,1/0));if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,i=t.length;n<i;n++){const e=t[n];ot.setFromBufferAttribute(e),this.morphTargetsRelative?(lt.addVectors(this.boundingBox.min,ot.min),this.boundingBox.expandByPoint(lt),lt.addVectors(this.boundingBox.max,ot.max),this.boundingBox.expandByPoint(lt)):(this.boundingBox.expandByPoint(ot.min),this.boundingBox.expandByPoint(ot.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new U);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingSphere.set(new f,1/0);if(e){const n=this.boundingSphere.center;if(ot.setFromBufferAttribute(e),t)for(let e=0,r=t.length;e<r;e++){const n=t[e];st.setFromBufferAttribute(n),this.morphTargetsRelative?(lt.addVectors(ot.min,st.min),ot.expandByPoint(lt),lt.addVectors(ot.max,st.max),ot.expandByPoint(lt)):(ot.expandByPoint(st.min),ot.expandByPoint(st.max))}ot.getCenter(n);let i=0;for(let t=0,r=e.count;t<r;t++)lt.fromBufferAttribute(e,t),i=Math.max(i,n.distanceToSquared(lt));if(t)for(let r=0,a=t.length;r<a;r++){const a=t[r],o=this.morphTargetsRelative;for(let t=0,r=a.count;t<r;t++)lt.fromBufferAttribute(a,t),o&&(at.fromBufferAttribute(e,t),lt.add(at)),i=Math.max(i,n.distanceToSquared(lt))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}},computeFaceNormals:function(){},computeTangents:function(){const e=this.index,t=this.attributes;if(null===e||void 0===t.position||void 0===t.normal||void 0===t.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const n=e.array,i=t.position.array,a=t.normal.array,o=t.uv.array,s=i.length/3;void 0===t.tangent&&this.setAttribute("tangent",new We(new Float32Array(4*s),4));const l=t.tangent.array,c=[],h=[];for(let r=0;r<s;r++)c[r]=new f,h[r]=new f;const u=new f,d=new f,p=new f,m=new r,g=new r,v=new r,x=new f,y=new f;function _(e,t,n){u.fromArray(i,3*e),d.fromArray(i,3*t),p.fromArray(i,3*n),m.fromArray(o,2*e),g.fromArray(o,2*t),v.fromArray(o,2*n),d.sub(u),p.sub(u),g.sub(m),v.sub(m);const r=1/(g.x*v.y-v.x*g.y);isFinite(r)&&(x.copy(d).multiplyScalar(v.y).addScaledVector(p,-g.y).multiplyScalar(r),y.copy(p).multiplyScalar(g.x).addScaledVector(d,-v.x).multiplyScalar(r),c[e].add(x),c[t].add(x),c[n].add(x),h[e].add(y),h[t].add(y),h[n].add(y))}let b=this.groups;0===b.length&&(b=[{start:0,count:n.length}]);for(let r=0,f=b.length;r<f;++r){const e=b[r],t=e.start;for(let i=t,r=t+e.count;i<r;i+=3)_(n[i+0],n[i+1],n[i+2])}const w=new f,M=new f,S=new f,T=new f;function E(e){S.fromArray(a,3*e),T.copy(S);const t=c[e];w.copy(t),w.sub(S.multiplyScalar(S.dot(t))).normalize(),M.crossVectors(T,t);const n=M.dot(h[e])<0?-1:1;l[4*e]=w.x,l[4*e+1]=w.y,l[4*e+2]=w.z,l[4*e+3]=n}for(let r=0,f=b.length;r<f;++r){const e=b[r],t=e.start;for(let i=t,r=t+e.count;i<r;i+=3)E(n[i+0]),E(n[i+1]),E(n[i+2])}},computeVertexNormals:function(){const e=this.index,t=this.getAttribute("position");if(void 0!==t){let n=this.getAttribute("normal");if(void 0===n)n=new We(new Float32Array(3*t.count),3),this.setAttribute("normal",n);else for(let e=0,t=n.count;e<t;e++)n.setXYZ(e,0,0,0);const i=new f,r=new f,a=new f,o=new f,s=new f,l=new f,c=new f,h=new f;if(e)for(let u=0,d=e.count;u<d;u+=3){const d=e.getX(u+0),p=e.getX(u+1),f=e.getX(u+2);i.fromBufferAttribute(t,d),r.fromBufferAttribute(t,p),a.fromBufferAttribute(t,f),c.subVectors(a,r),h.subVectors(i,r),c.cross(h),o.fromBufferAttribute(n,d),s.fromBufferAttribute(n,p),l.fromBufferAttribute(n,f),o.add(c),s.add(c),l.add(c),n.setXYZ(d,o.x,o.y,o.z),n.setXYZ(p,s.x,s.y,s.z),n.setXYZ(f,l.x,l.y,l.z)}else for(let e=0,u=t.count;e<u;e+=3)i.fromBufferAttribute(t,e+0),r.fromBufferAttribute(t,e+1),a.fromBufferAttribute(t,e+2),c.subVectors(a,r),h.subVectors(i,r),c.cross(h),n.setXYZ(e+0,c.x,c.y,c.z),n.setXYZ(e+1,c.x,c.y,c.z),n.setXYZ(e+2,c.x,c.y,c.z);this.normalizeNormals(),n.needsUpdate=!0}},merge:function(e,t){if(!e||!e.isBufferGeometry)return void console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",e);void 0===t&&(t=0,console.warn("THREE.BufferGeometry.merge(): Overwriting original geometry, starting at offset=0. Use BufferGeometryUtils.mergeBufferGeometries() for lossless merge."));const n=this.attributes;for(const i in n){if(void 0===e.attributes[i])continue;const r=n[i].array,a=e.attributes[i],o=a.array,s=a.itemSize*t,l=Math.min(o.length,r.length-s);for(let e=0,t=s;e<l;e++,t++)r[t]=o[e]}return this},normalizeNormals:function(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)lt.fromBufferAttribute(e,t),lt.normalize(),e.setXYZ(t,lt.x,lt.y,lt.z)},toNonIndexed:function(){function e(e,t){const n=e.array,i=e.itemSize,r=e.normalized,a=new n.constructor(t.length*i);let o=0,s=0;for(let l=0,c=t.length;l<c;l++){o=t[l]*i;for(let e=0;e<i;e++)a[s++]=n[o++]}return new We(a,i,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new ct,n=this.index.array,i=this.attributes;for(const o in i){const r=e(i[o],n);t.setAttribute(o,r)}const r=this.morphAttributes;for(const o in r){const i=[],a=r[o];for(let t=0,r=a.length;t<r;t++){const r=e(a[t],n);i.push(r)}t.morphAttributes[o]=i}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let o=0,s=a.length;o<s;o++){const e=a[o];t.addGroup(e.start,e.count,e.materialIndex)}return t},toJSON:function(){const e={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),void 0!==this.parameters){const t=this.parameters;for(const n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};const t=this.index;null!==t&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const s in n){const t=n[s];e.data.attributes[s]=t.toJSON(e.data)}const i={};let r=!1;for(const s in this.morphAttributes){const t=this.morphAttributes[s],n=[];for(let i=0,r=t.length;i<r;i++){const r=t[i];n.push(r.toJSON(e.data))}n.length>0&&(i[s]=n,r=!0)}r&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const o=this.boundingSphere;return null!==o&&(e.data.boundingSphere={center:o.center.toArray(),radius:o.radius}),e},clone:function(){return(new ct).copy(this)},copy:function(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;null!==n&&this.setIndex(n.clone(t));const i=e.attributes;for(const l in i){const e=i[l];this.setAttribute(l,e.clone(t))}const r=e.morphAttributes;for(const l in r){const e=[],n=r[l];for(let i=0,r=n.length;i<r;i++)e.push(n[i].clone(t));this.morphAttributes[l]=e}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let l=0,c=a.length;l<c;l++){const e=a[l];this.addGroup(e.start,e.count,e.materialIndex)}const o=e.boundingBox;null!==o&&(this.boundingBox=o.clone());const s=e.boundingSphere;return null!==s&&(this.boundingSphere=s.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});const ht=new j,ut=new W,dt=new U,pt=new f,ft=new f,mt=new f,gt=new f,vt=new f,xt=new f,yt=new f,_t=new f,bt=new f,wt=new r,Mt=new r,St=new r,Tt=new f,Et=new f;function Lt(e=new ct,t=new Ge){ge.call(this),this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}function Rt(e,t,n,i,a,o,s,l,c,h,u,d){pt.fromBufferAttribute(a,h),ft.fromBufferAttribute(a,u),mt.fromBufferAttribute(a,d);const p=e.morphTargetInfluences;if(t.morphTargets&&o&&p){yt.set(0,0,0),_t.set(0,0,0),bt.set(0,0,0);for(let e=0,t=o.length;e<t;e++){const t=p[e],n=o[e];0!==t&&(gt.fromBufferAttribute(n,h),vt.fromBufferAttribute(n,u),xt.fromBufferAttribute(n,d),s?(yt.addScaledVector(gt,t),_t.addScaledVector(vt,t),bt.addScaledVector(xt,t)):(yt.addScaledVector(gt.sub(pt),t),_t.addScaledVector(vt.sub(ft),t),bt.addScaledVector(xt.sub(mt),t)))}pt.add(yt),ft.add(_t),mt.add(bt)}e.isSkinnedMesh&&t.skinning&&(e.boneTransform(h,pt),e.boneTransform(u,ft),e.boneTransform(d,mt));const m=function(e,t,n,i,r,a,o,s){let l;if(l=1===t.side?i.intersectTriangle(o,a,r,!0,s):i.intersectTriangle(r,a,o,2!==t.side,s),null===l)return null;Et.copy(s),Et.applyMatrix4(e.matrixWorld);const c=n.ray.origin.distanceTo(Et);return c<n.near||c>n.far?null:{distance:c,point:Et.clone(),object:e}}(e,t,n,i,pt,ft,mt,Tt);if(m){l&&(wt.fromBufferAttribute(l,h),Mt.fromBufferAttribute(l,u),St.fromBufferAttribute(l,d),m.uv=Ce.getUV(Tt,pt,ft,mt,wt,Mt,St,new r)),c&&(wt.fromBufferAttribute(c,h),Mt.fromBufferAttribute(c,u),St.fromBufferAttribute(c,d),m.uv2=Ce.getUV(Tt,pt,ft,mt,wt,Mt,St,new r));const e={a:h,b:u,c:d,normal:new f,materialIndex:0};Ce.getNormal(pt,ft,mt,e.normal),m.face=e}return m}Lt.prototype=Object.assign(Object.create(ge.prototype),{constructor:Lt,isMesh:!0,copy:function(e){return ge.prototype.copy.call(this,e),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=e.material,this.geometry=e.geometry,this},updateMorphTargets:function(){const e=this.geometry;if(e.isBufferGeometry){const t=e.morphAttributes,n=Object.keys(t);if(n.length>0){const e=t[n[0]];if(void 0!==e){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,n=e.length;t<n;t++){const n=e[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=t}}}}else{const t=e.morphTargets;void 0!==t&&t.length>0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}},raycast:function(e,t){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0===i)return;if(null===n.boundingSphere&&n.computeBoundingSphere(),dt.copy(n.boundingSphere),dt.applyMatrix4(r),!1===e.ray.intersectsSphere(dt))return;if(ht.copy(r).invert(),ut.copy(e.ray).applyMatrix4(ht),null!==n.boundingBox&&!1===ut.intersectsBox(n.boundingBox))return;let a;if(n.isBufferGeometry){const r=n.index,o=n.attributes.position,s=n.morphAttributes.position,l=n.morphTargetsRelative,c=n.attributes.uv,h=n.attributes.uv2,u=n.groups,d=n.drawRange;if(null!==r)if(Array.isArray(i))for(let n=0,p=u.length;n<p;n++){const p=u[n],f=i[p.materialIndex];for(let n=Math.max(p.start,d.start),i=Math.min(p.start+p.count,d.start+d.count);n<i;n+=3){const i=r.getX(n),u=r.getX(n+1),d=r.getX(n+2);a=Rt(this,f,e,ut,o,s,l,c,h,i,u,d),a&&(a.faceIndex=Math.floor(n/3),a.face.materialIndex=p.materialIndex,t.push(a))}}else{for(let n=Math.max(0,d.start),u=Math.min(r.count,d.start+d.count);n<u;n+=3){const u=r.getX(n),d=r.getX(n+1),p=r.getX(n+2);a=Rt(this,i,e,ut,o,s,l,c,h,u,d,p),a&&(a.faceIndex=Math.floor(n/3),t.push(a))}}else if(void 0!==o)if(Array.isArray(i))for(let n=0,p=u.length;n<p;n++){const r=u[n],p=i[r.materialIndex];for(let n=Math.max(r.start,d.start),i=Math.min(r.start+r.count,d.start+d.count);n<i;n+=3){a=Rt(this,p,e,ut,o,s,l,c,h,n,n+1,n+2),a&&(a.faceIndex=Math.floor(n/3),a.face.materialIndex=r.materialIndex,t.push(a))}}else{for(let n=Math.max(0,d.start),r=Math.min(o.count,d.start+d.count);n<r;n+=3){a=Rt(this,i,e,ut,o,s,l,c,h,n,n+1,n+2),a&&(a.faceIndex=Math.floor(n/3),t.push(a))}}}else n.isGeometry&&console.error("THREE.Mesh.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}});class At extends ct{constructor(e=1,t=1,n=1,i=1,r=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:r,depthSegments:a};const o=this;i=Math.floor(i),r=Math.floor(r),a=Math.floor(a);const s=[],l=[],c=[],h=[];let u=0,d=0;function p(e,t,n,i,r,a,p,m,g,v,x){const y=a/g,_=p/v,b=a/2,w=p/2,M=m/2,S=g+1,T=v+1;let E=0,L=0;const R=new f;for(let o=0;o<T;o++){const a=o*_-w;for(let s=0;s<S;s++){const u=s*y-b;R[e]=u*i,R[t]=a*r,R[n]=M,l.push(R.x,R.y,R.z),R[e]=0,R[t]=0,R[n]=m>0?1:-1,c.push(R.x,R.y,R.z),h.push(s/g),h.push(1-o/v),E+=1}}for(let o=0;o<v;o++)for(let e=0;e<g;e++){const t=u+e+S*o,n=u+e+S*(o+1),i=u+(e+1)+S*(o+1),r=u+(e+1)+S*o;s.push(t,n,r),s.push(n,i,r),L+=6}o.addGroup(d,L,x),d+=L,u+=E}p("z","y","x",-1,-1,n,t,e,a,r,0),p("z","y","x",1,-1,n,t,-e,a,r,1),p("x","z","y",1,1,e,n,t,i,a,2),p("x","z","y",1,-1,e,n,-t,i,a,3),p("x","y","z",1,-1,e,t,n,i,r,4),p("x","y","z",-1,-1,e,t,-n,i,r,5),this.setIndex(s),this.setAttribute("position",new $e(l,3)),this.setAttribute("normal",new $e(c,3)),this.setAttribute("uv",new $e(h,2))}}function Pt(e){const t={};for(const n in e){t[n]={};for(const i in e[n]){const r=e[n][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?t[n][i]=r.clone():Array.isArray(r)?t[n][i]=r.slice():t[n][i]=r}}return t}function Ct(e){const t={};for(let n=0;n<e.length;n++){const i=Pt(e[n]);for(const e in i)t[e]=i[e]}return t}const Dt={clone:Pt,merge:Ct};function It(e){Ie.call(this),this.type="ShaderMaterial",this.defines={},this.uniforms={},this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==e&&(void 0!==e.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(e))}function Nt(){ge.call(this),this.type="Camera",this.matrixWorldInverse=new j,this.projectionMatrix=new j,this.projectionMatrixInverse=new j}function Ot(e=50,t=1,n=.1,i=2e3){Nt.call(this),this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}It.prototype=Object.create(Ie.prototype),It.prototype.constructor=It,It.prototype.isShaderMaterial=!0,It.prototype.copy=function(e){return Ie.prototype.copy.call(this,e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=Pt(e.uniforms),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.lights=e.lights,this.clipping=e.clipping,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this},It.prototype.toJSON=function(e){const t=Ie.prototype.toJSON.call(this,e);t.glslVersion=this.glslVersion,t.uniforms={};for(const i in this.uniforms){const n=this.uniforms[i].value;n&&n.isTexture?t.uniforms[i]={type:"t",value:n.toJSON(e).uuid}:n&&n.isColor?t.uniforms[i]={type:"c",value:n.getHex()}:n&&n.isVector2?t.uniforms[i]={type:"v2",value:n.toArray()}:n&&n.isVector3?t.uniforms[i]={type:"v3",value:n.toArray()}:n&&n.isVector4?t.uniforms[i]={type:"v4",value:n.toArray()}:n&&n.isMatrix3?t.uniforms[i]={type:"m3",value:n.toArray()}:n&&n.isMatrix4?t.uniforms[i]={type:"m4",value:n.toArray()}:t.uniforms[i]={value:n}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader;const n={};for(const i in this.extensions)!0===this.extensions[i]&&(n[i]=!0);return Object.keys(n).length>0&&(t.extensions=n),t},Nt.prototype=Object.assign(Object.create(ge.prototype),{constructor:Nt,isCamera:!0,copy:function(e,t){return ge.prototype.copy.call(this,e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this},getWorldDirection:function(e){void 0===e&&(console.warn("THREE.Camera: .getWorldDirection() target is now required"),e=new f),this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(-t[8],-t[9],-t[10]).normalize()},updateMatrixWorld:function(e){ge.prototype.updateMatrixWorld.call(this,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()},updateWorldMatrix:function(e,t){ge.prototype.updateWorldMatrix.call(this,e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()},clone:function(){return(new this.constructor).copy(this)}}),Ot.prototype=Object.assign(Object.create(Nt.prototype),{constructor:Ot,isPerspectiveCamera:!0,copy:function(e,t){return Nt.prototype.copy.call(this,e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this},setFocalLength:function(e){const t=.5*this.getFilmHeight()/e;this.fov=2*i.RAD2DEG*Math.atan(t),this.updateProjectionMatrix()},getFocalLength:function(){const e=Math.tan(.5*i.DEG2RAD*this.fov);return.5*this.getFilmHeight()/e},getEffectiveFOV:function(){return 2*i.RAD2DEG*Math.atan(Math.tan(.5*i.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(e,t,n,i,r,a){this.aspect=e/t,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){const e=this.near;let t=e*Math.tan(.5*i.DEG2RAD*this.fov)/this.zoom,n=2*t,r=this.aspect*n,a=-.5*r;const o=this.view;if(null!==this.view&&this.view.enabled){const e=o.fullWidth,i=o.fullHeight;a+=o.offsetX*r/e,t-=o.offsetY*n/i,r*=o.width/e,n*=o.height/i}const s=this.filmOffset;0!==s&&(a+=e*s/this.getFilmWidth()),this.projectionMatrix.makePerspective(a,a+r,t,t-n,e,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()},toJSON:function(e){const t=ge.prototype.toJSON.call(this,e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}});class Ut extends ge{constructor(e,t,n){if(super(),this.type="CubeCamera",!0!==n.isWebGLCubeRenderTarget)return void console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.");this.renderTarget=n;const i=new Ot(90,1,e,t);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new f(1,0,0)),this.add(i);const r=new Ot(90,1,e,t);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new f(-1,0,0)),this.add(r);const a=new Ot(90,1,e,t);a.layers=this.layers,a.up.set(0,0,1),a.lookAt(new f(0,1,0)),this.add(a);const o=new Ot(90,1,e,t);o.layers=this.layers,o.up.set(0,0,-1),o.lookAt(new f(0,-1,0)),this.add(o);const s=new Ot(90,1,e,t);s.layers=this.layers,s.up.set(0,-1,0),s.lookAt(new f(0,0,1)),this.add(s);const l=new Ot(90,1,e,t);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new f(0,0,-1)),this.add(l)}update(e,t){null===this.parent&&this.updateMatrixWorld();const n=this.renderTarget,[i,r,a,o,s,l]=this.children,c=e.xr.enabled,h=e.getRenderTarget();e.xr.enabled=!1;const u=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0),e.render(t,i),e.setRenderTarget(n,1),e.render(t,r),e.setRenderTarget(n,2),e.render(t,a),e.setRenderTarget(n,3),e.render(t,o),e.setRenderTarget(n,4),e.render(t,s),n.texture.generateMipmaps=u,e.setRenderTarget(n,5),e.render(t,l),e.setRenderTarget(h),e.xr.enabled=c}}class Ft extends c{constructor(e,t,n,i,r,a,o,s,l,c){super(e=void 0!==e?e:[],t=void 0!==t?t:301,n,i,r,a,o=void 0!==o?o:1022,s,l,c),this._needsFlipEnvMap=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}Ft.prototype.isCubeTexture=!0;class Ht extends d{constructor(e,t,n){Number.isInteger(t)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),t=n),super(e,e,t),t=t||{},this.texture=new Ft(void 0,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.encoding),this.texture.generateMipmaps=void 0!==t.generateMipmaps&&t.generateMipmaps,this.texture.minFilter=void 0!==t.minFilter?t.minFilter:1006,this.texture._needsFlipEnvMap=!1}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.format=1023,this.texture.encoding=t.encoding,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new At(5,5,5),r=new It({name:"CubemapFromEquirect",uniforms:Pt(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:1,blending:0});r.uniforms.tEquirect.value=t;const a=new Lt(i,r),o=t.minFilter;1008===t.minFilter&&(t.minFilter=1006);return new Ut(1,10,this).update(e,a),t.minFilter=o,a.geometry.dispose(),a.material.dispose(),this}clear(e,t,n,i){const r=e.getRenderTarget();for(let a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,n,i);e.setRenderTarget(r)}}Ht.prototype.isWebGLCubeRenderTarget=!0;class zt extends c{constructor(e,t,n,i,r,a,o,s,l,c,h,u){super(null,a,o,s,l,c,i,r,h,u),this.image={data:e||null,width:t||1,height:n||1},this.magFilter=void 0!==l?l:1003,this.minFilter=void 0!==c?c:1003,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.needsUpdate=!0}}zt.prototype.isDataTexture=!0;const Bt=new U,Gt=new f;class kt{constructor(e=new _e,t=new _e,n=new _e,i=new _e,r=new _e,a=new _e){this.planes=[e,t,n,i,r,a]}set(e,t,n,i,r,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(i),o[4].copy(r),o[5].copy(a),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e){const t=this.planes,n=e.elements,i=n[0],r=n[1],a=n[2],o=n[3],s=n[4],l=n[5],c=n[6],h=n[7],u=n[8],d=n[9],p=n[10],f=n[11],m=n[12],g=n[13],v=n[14],x=n[15];return t[0].setComponents(o-i,h-s,f-u,x-m).normalize(),t[1].setComponents(o+i,h+s,f+u,x+m).normalize(),t[2].setComponents(o+r,h+l,f+d,x+g).normalize(),t[3].setComponents(o-r,h-l,f-d,x-g).normalize(),t[4].setComponents(o-a,h-c,f-p,x-v).normalize(),t[5].setComponents(o+a,h+c,f+p,x+v).normalize(),this}intersectsObject(e){const t=e.geometry;return null===t.boundingSphere&&t.computeBoundingSphere(),Bt.copy(t.boundingSphere).applyMatrix4(e.matrixWorld),this.intersectsSphere(Bt)}intersectsSprite(e){return Bt.center.set(0,0,0),Bt.radius=.7071067811865476,Bt.applyMatrix4(e.matrixWorld),this.intersectsSphere(Bt)}intersectsSphere(e){const t=this.planes,n=e.center,i=-e.radius;for(let r=0;r<6;r++){if(t[r].distanceToPoint(n)<i)return!1}return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const i=t[n];if(Gt.x=i.normal.x>0?e.max.x:e.min.x,Gt.y=i.normal.y>0?e.max.y:e.min.y,Gt.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(Gt)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function Vt(){let e=null,t=!1,n=null,i=null;function r(t,a){n(t,a),i=e.requestAnimationFrame(r)}return{start:function(){!0!==t&&null!==n&&(i=e.requestAnimationFrame(r),t=!0)},stop:function(){e.cancelAnimationFrame(i),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function Wt(e,t){const n=t.isWebGL2,i=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),i.get(e)},remove:function(t){t.isInterleavedBufferAttribute&&(t=t.data);const n=i.get(t);n&&(e.deleteBuffer(n.buffer),i.delete(t))},update:function(t,r){if(t.isGLBufferAttribute){const e=i.get(t);return void((!e||e.version<t.version)&&i.set(t,{buffer:t.buffer,type:t.type,bytesPerElement:t.elementSize,version:t.version}))}t.isInterleavedBufferAttribute&&(t=t.data);const a=i.get(t);void 0===a?i.set(t,function(t,i){const r=t.array,a=t.usage,o=e.createBuffer();e.bindBuffer(i,o),e.bufferData(i,r,a),t.onUploadCallback();let s=5126;return r instanceof Float32Array?s=5126:r instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):r instanceof Uint16Array?t.isFloat16BufferAttribute?n?s=5131:console.warn("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2."):s=5123:r instanceof Int16Array?s=5122:r instanceof Uint32Array?s=5125:r instanceof Int32Array?s=5124:r instanceof Int8Array?s=5120:r instanceof Uint8Array&&(s=5121),{buffer:o,type:s,bytesPerElement:r.BYTES_PER_ELEMENT,version:t.version}}(t,r)):a.version<t.version&&(!function(t,i,r){const a=i.array,o=i.updateRange;e.bindBuffer(r,t),-1===o.count?e.bufferSubData(r,0,a):(n?e.bufferSubData(r,o.offset*a.BYTES_PER_ELEMENT,a,o.offset,o.count):e.bufferSubData(r,o.offset*a.BYTES_PER_ELEMENT,a.subarray(o.offset,o.offset+o.count)),o.count=-1)}(a.buffer,t,r),a.version=t.version)}}}class jt extends ct{constructor(e=1,t=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};const r=e/2,a=t/2,o=Math.floor(n),s=Math.floor(i),l=o+1,c=s+1,h=e/o,u=t/s,d=[],p=[],f=[],m=[];for(let g=0;g<c;g++){const e=g*u-a;for(let t=0;t<l;t++){const n=t*h-r;p.push(n,-e,0),f.push(0,0,1),m.push(t/o),m.push(1-g/s)}}for(let g=0;g<s;g++)for(let e=0;e<o;e++){const t=e+l*g,n=e+l*(g+1),i=e+1+l*(g+1),r=e+1+l*g;d.push(t,n,r),d.push(n,i,r)}this.setIndex(d),this.setAttribute("position",new $e(p,3)),this.setAttribute("normal",new $e(f,3)),this.setAttribute("uv",new $e(m,2))}}const qt={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\treturn vec2( -1.04, 1.04 ) * a004 + r.zw;\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_maxMipLevel 8.0\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_maxTileSize 256.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\tfloat texelSize = 1.0 / ( 3.0 * cubeUV_maxTileSize );\n\t\tvec2 uv = getUV( direction, face ) * ( faceSize - 1.0 );\n\t\tvec2 f = fract( uv );\n\t\tuv += 0.5 - f;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tif ( mipInt < cubeUV_maxMipLevel ) {\n\t\t\tuv.y += 2.0 * cubeUV_maxTileSize;\n\t\t}\n\t\tuv.y += filterInt * 2.0 * cubeUV_minTileSize;\n\t\tuv.x += 3.0 * max( 0.0, cubeUV_maxTileSize - 2.0 * faceSize );\n\t\tuv *= texelSize;\n\t\tvec3 tl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x += texelSize;\n\t\tvec3 tr = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.y += texelSize;\n\t\tvec3 br = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x -= texelSize;\n\t\tvec3 bl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tvec3 tm = mix( tl, tr, f.x );\n\t\tvec3 bm = mix( bl, br, f.x );\n\t\treturn mix( tm, bm, f.y );\n\t}\n\t#define r0 1.0\n\t#define v0 0.339\n\t#define m0 - 2.0\n\t#define r1 0.8\n\t#define v1 0.276\n\t#define m1 - 1.0\n\t#define r4 0.4\n\t#define v4 0.046\n\t#define m4 2.0\n\t#define r5 0.305\n\t#define v5 0.016\n\t#define m5 3.0\n\t#define r6 0.21\n\t#define v6 0.0038\n\t#define m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= r1 ) {\n\t\t\tmip = ( r0 - roughness ) * ( m1 - m0 ) / ( r0 - r1 ) + m0;\n\t\t} else if ( roughness >= r4 ) {\n\t\t\tmip = ( r1 - roughness ) * ( m4 - m1 ) / ( r1 - r4 ) + m1;\n\t\t} else if ( roughness >= r5 ) {\n\t\t\tmip = ( r4 - roughness ) * ( m5 - m4 ) / ( r4 - r5 ) + m4;\n\t\t} else if ( roughness >= r6 ) {\n\t\t\tmip = ( r5 - roughness ) * ( m6 - m5 ) / ( r5 - r6 ) + m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), m0, cubeUV_maxMipLevel );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifndef ENVMAP_TYPE_CUBE_UV\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tfogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\n#ifdef REFLECTIVITY\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat specularRoughness;\n\tvec3 specularColor;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifndef USE_MORPHNORMALS\n\t\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\t\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN, float faceDirection ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN, faceDirection );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmissionmap_fragment:"#ifdef USE_TRANSMISSIONMAP\n\ttotalTransmission *= texture2D( transmissionMap, vUv ).r;\n#endif",transmissionmap_pars_fragment:"#ifdef USE_TRANSMISSIONMAP\n\tuniform sampler2D transmissionMap;\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",cube_frag:"#include <envmap_common_pars_fragment>\nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include <envmap_fragment>\n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_ENVMAP\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include <lightmap_fragment>\n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSMISSION\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSMISSION\n\tuniform float transmission;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <transmissionmap_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#ifdef TRANSMISSION\n\t\tfloat totalTransmission = transmission;\n\t#endif\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <transmissionmap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSMISSION\n\t\tdiffuseColor.a *= mix( saturate( 1. - totalTransmission + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) ), 1.0, metalness );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",shadow_vert:"#include <common>\n#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}"},Xt={common:{diffuse:{value:new Be(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new a},uv2Transform:{value:new a},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new r(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Be(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new Be(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},uvTransform:{value:new a}},sprite:{diffuse:{value:new Be(15658734)},opacity:{value:1},center:{value:new r(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new a}}},Yt={basic:{uniforms:Ct([Xt.common,Xt.specularmap,Xt.envmap,Xt.aomap,Xt.lightmap,Xt.fog]),vertexShader:qt.meshbasic_vert,fragmentShader:qt.meshbasic_frag},lambert:{uniforms:Ct([Xt.common,Xt.specularmap,Xt.envmap,Xt.aomap,Xt.lightmap,Xt.emissivemap,Xt.fog,Xt.lights,{emissive:{value:new Be(0)}}]),vertexShader:qt.meshlambert_vert,fragmentShader:qt.meshlambert_frag},phong:{uniforms:Ct([Xt.common,Xt.specularmap,Xt.envmap,Xt.aomap,Xt.lightmap,Xt.emissivemap,Xt.bumpmap,Xt.normalmap,Xt.displacementmap,Xt.fog,Xt.lights,{emissive:{value:new Be(0)},specular:{value:new Be(1118481)},shininess:{value:30}}]),vertexShader:qt.meshphong_vert,fragmentShader:qt.meshphong_frag},standard:{uniforms:Ct([Xt.common,Xt.envmap,Xt.aomap,Xt.lightmap,Xt.emissivemap,Xt.bumpmap,Xt.normalmap,Xt.displacementmap,Xt.roughnessmap,Xt.metalnessmap,Xt.fog,Xt.lights,{emissive:{value:new Be(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:qt.meshphysical_vert,fragmentShader:qt.meshphysical_frag},toon:{uniforms:Ct([Xt.common,Xt.aomap,Xt.lightmap,Xt.emissivemap,Xt.bumpmap,Xt.normalmap,Xt.displacementmap,Xt.gradientmap,Xt.fog,Xt.lights,{emissive:{value:new Be(0)}}]),vertexShader:qt.meshtoon_vert,fragmentShader:qt.meshtoon_frag},matcap:{uniforms:Ct([Xt.common,Xt.bumpmap,Xt.normalmap,Xt.displacementmap,Xt.fog,{matcap:{value:null}}]),vertexShader:qt.meshmatcap_vert,fragmentShader:qt.meshmatcap_frag},points:{uniforms:Ct([Xt.points,Xt.fog]),vertexShader:qt.points_vert,fragmentShader:qt.points_frag},dashed:{uniforms:Ct([Xt.common,Xt.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:qt.linedashed_vert,fragmentShader:qt.linedashed_frag},depth:{uniforms:Ct([Xt.common,Xt.displacementmap]),vertexShader:qt.depth_vert,fragmentShader:qt.depth_frag},normal:{uniforms:Ct([Xt.common,Xt.bumpmap,Xt.normalmap,Xt.displacementmap,{opacity:{value:1}}]),vertexShader:qt.normal_vert,fragmentShader:qt.normal_frag},sprite:{uniforms:Ct([Xt.sprite,Xt.fog]),vertexShader:qt.sprite_vert,fragmentShader:qt.sprite_frag},background:{uniforms:{uvTransform:{value:new 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m(e){let t;return e&&e.isTexture?t=e.encoding:e&&e.isWebGLRenderTarget?(console.warn("THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. Use their .texture property instead."),t=e.texture.encoding):t=3e3,t}return{getParameters:function(r,o,f,g,v){const x=g.fog,y=r.isMeshStandardMaterial?g.environment:null,_=t.get(r.envMap||y),b=p[r.type],w=v.isSkinnedMesh?function(e){const t=e.skeleton.bones;if(c)return 1024;{const e=h,n=Math.floor((e-20)/4),i=Math.min(n,t.length);return i<t.length?(console.warn("THREE.WebGLRenderer: Skeleton has "+t.length+" bones. 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T=e.getRenderTarget();return{isWebGL2:s,shaderID:b,shaderName:r.type,vertexShader:M,fragmentShader:S,defines:r.defines,isRawShaderMaterial:!0===r.isRawShaderMaterial,glslVersion:r.glslVersion,precision:d,instancing:!0===v.isInstancedMesh,instancingColor:!0===v.isInstancedMesh&&null!==v.instanceColor,supportsVertexTextures:u,outputEncoding:null!==T?m(T.texture):e.outputEncoding,map:!!r.map,mapEncoding:m(r.map),matcap:!!r.matcap,matcapEncoding:m(r.matcap),envMap:!!_,envMapMode:_&&_.mapping,envMapEncoding:m(_),envMapCubeUV:!!_&&(306===_.mapping||307===_.mapping),lightMap:!!r.lightMap,lightMapEncoding:m(r.lightMap),aoMap:!!r.aoMap,emissiveMap:!!r.emissiveMap,emissiveMapEncoding:m(r.emissiveMap),bumpMap:!!r.bumpMap,normalMap:!!r.normalMap,objectSpaceNormalMap:1===r.normalMapType,tangentSpaceNormalMap:0===r.normalMapType,clearcoatMap:!!r.clearcoatMap,clearcoatRoughnessMap:!!r.clearcoatRoughnessMap,clearcoatNormalMap:!!r.clearcoatNormalMap,displacementMap:!!r.displacementMap,roughnessMap:!!r.roughnessMap,metalnessMap:!!r.metalnessMap,specularMap:!!r.specularMap,alphaMap:!!r.alphaMap,gradientMap:!!r.gradientMap,sheen:!!r.sheen,transmissionMap:!!r.transmissionMap,combine:r.combine,vertexTangents:r.normalMap&&r.vertexTangents,vertexColors:r.vertexColors,vertexAlphas:!0===r.vertexColors&&v.geometry.attributes.color&&4===v.geometry.attributes.color.itemSize,vertexUvs:!!(r.map||r.bumpMap||r.normalMap||r.specularMap||r.alphaMap||r.emissiveMap||r.roughnessMap||r.metalnessMap||r.clearcoatMap||r.clearcoatRoughnessMap||r.clearcoatNormalMap||r.displacementMap||r.transmissionMap),uvsVertexOnly:!(r.map||r.bumpMap||r.normalMap||r.specularMap||r.alphaMap||r.emissiveMap||r.roughnessMap||r.metalnessMap||r.clearcoatNormalMap||r.transmissionMap||!r.displacementMap),fog:!!x,useFog:r.fog,fogExp2:x&&x.isFogExp2,flatShading:!!r.flatShading,sizeAttenuation:r.sizeAttenuation,logarithmicDepthBuffer:l,skinning:r.skinning&&w>0,maxBones:w,useVertexTexture:c,morphTargets:r.morphTargets,morphNormals:r.morphNormals,numDirLights:o.directional.length,numPointLights:o.point.length,numSpotLights:o.spot.length,numRectAreaLights:o.rectArea.length,numHemiLights:o.hemi.length,numDirLightShadows:o.directionalShadowMap.length,numPointLightShadows:o.pointShadowMap.length,numSpotLightShadows:o.spotShadowMap.length,numClippingPlanes:a.numPlanes,numClipIntersection:a.numIntersection,dithering:r.dithering,shadowMapEnabled:e.shadowMap.enabled&&f.length>0,shadowMapType:e.shadowMap.type,toneMapping:r.toneMapped?e.toneMapping:0,physicallyCorrectLights:e.physicallyCorrectLights,premultipliedAlpha:r.premultipliedAlpha,alphaTest:r.alphaTest,doubleSided:2===r.side,flipSided:1===r.side,depthPacking:void 0!==r.depthPacking&&r.depthPacking,index0AttributeName:r.index0AttributeName,extensionDerivatives:r.extensions&&r.extensions.derivatives,extensionFragDepth:r.extensions&&r.extensions.fragDepth,extensionDrawBuffers:r.extensions&&r.extensions.drawBuffers,extensionShaderTextureLOD:r.extensions&&r.extensions.shaderTextureLOD,rendererExtensionFragDepth:s||n.has("EXT_frag_depth"),rendererExtensionDrawBuffers:s||n.has("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:s||n.has("EXT_shader_texture_lod"),customProgramCacheKey:r.customProgramCacheKey()}},getProgramCacheKey:function(t){const n=[];if(t.shaderID?n.push(t.shaderID):(n.push(t.fragmentShader),n.push(t.vertexShader)),void 0!==t.defines)for(const e in t.defines)n.push(e),n.push(t.defines[e]);if(!1===t.isRawShaderMaterial){for(let e=0;e<f.length;e++)n.push(t[f[e]]);n.push(e.outputEncoding),n.push(e.gammaFactor)}return n.push(t.customProgramCacheKey),n.join()},getUniforms:function(e){const t=p[e.type];let n;if(t){const 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e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function Hi(e){const t=[];let n=0;const i=[],r=[],a={id:-1};function o(i,r,o,s,l,c){let h=t[n];const u=e.get(o);return void 0===h?(h={id:i.id,object:i,geometry:r,material:o,program:u.program||a,groupOrder:s,renderOrder:i.renderOrder,z:l,group:c},t[n]=h):(h.id=i.id,h.object=i,h.geometry=r,h.material=o,h.program=u.program||a,h.groupOrder=s,h.renderOrder=i.renderOrder,h.z=l,h.group=c),n++,h}return{opaque:i,transparent:r,init:function(){n=0,i.length=0,r.length=0},push:function(e,t,n,a,s,l){const c=o(e,t,n,a,s,l);(!0===n.transparent?r:i).push(c)},unshift:function(e,t,n,a,s,l){const c=o(e,t,n,a,s,l);(!0===n.transparent?r:i).unshift(c)},finish:function(){for(let e=n,i=t.length;e<i;e++){const n=t[e];if(null===n.id)break;n.id=null,n.object=null,n.geometry=null,n.material=null,n.program=null,n.group=null}},sort:function(e,t){i.length>1&&i.sort(e||Ui),r.length>1&&r.sort(t||Fi)}}}function zi(e){let t=new WeakMap;return{get:function(n,i){let r;return!1===t.has(n)?(r=new Hi(e),t.set(n,[r])):i>=t.get(n).length?(r=new Hi(e),t.get(n).push(r)):r=t.get(n)[i],r},dispose:function(){t=new WeakMap}}}function Bi(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":n={direction:new f,color:new Be};break;case"SpotLight":n={position:new f,direction:new f,color:new Be,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new f,color:new Be,distance:0,decay:0};break;case"HemisphereLight":n={direction:new f,skyColor:new Be,groundColor:new Be};break;case"RectAreaLight":n={color:new Be,position:new f,halfWidth:new f,halfHeight:new f}}return e[t.id]=n,n}}}let Gi=0;function ki(e,t){return(t.castShadow?1:0)-(e.castShadow?1:0)}function Vi(e,t){const n=new Bi,i=function(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new r};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new r,shadowCameraNear:1,shadowCameraFar:1e3}}return e[t.id]=n,n}}}(),a={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]};for(let r=0;r<9;r++)a.probe.push(new f);const o=new f,s=new j,l=new j;return{setup:function(r){let o=0,s=0,l=0;for(let e=0;e<9;e++)a.probe[e].set(0,0,0);let c=0,h=0,u=0,d=0,p=0,f=0,m=0,g=0;r.sort(ki);for(let e=0,t=r.length;e<t;e++){const t=r[e],v=t.color,x=t.intensity,y=t.distance,_=t.shadow&&t.shadow.map?t.shadow.map.texture:null;if(t.isAmbientLight)o+=v.r*x,s+=v.g*x,l+=v.b*x;else if(t.isLightProbe)for(let e=0;e<9;e++)a.probe[e].addScaledVector(t.sh.coefficients[e],x);else if(t.isDirectionalLight){const e=n.get(t);if(e.color.copy(t.color).multiplyScalar(t.intensity),t.castShadow){const e=t.shadow,n=i.get(t);n.shadowBias=e.bias,n.shadowNormalBias=e.normalBias,n.shadowRadius=e.radius,n.shadowMapSize=e.mapSize,a.directionalShadow[c]=n,a.directionalShadowMap[c]=_,a.directionalShadowMatrix[c]=t.shadow.matrix,f++}a.directional[c]=e,c++}else if(t.isSpotLight){const e=n.get(t);if(e.position.setFromMatrixPosition(t.matrixWorld),e.color.copy(v).multiplyScalar(x),e.distance=y,e.coneCos=Math.cos(t.angle),e.penumbraCos=Math.cos(t.angle*(1-t.penumbra)),e.decay=t.decay,t.castShadow){const e=t.shadow,n=i.get(t);n.shadowBias=e.bias,n.shadowNormalBias=e.normalBias,n.shadowRadius=e.radius,n.shadowMapSize=e.mapSize,a.spotShadow[u]=n,a.spotShadowMap[u]=_,a.spotShadowMatrix[u]=t.shadow.matrix,g++}a.spot[u]=e,u++}else if(t.isRectAreaLight){const e=n.get(t);e.color.copy(v).multiplyScalar(x),e.halfWidth.set(.5*t.width,0,0),e.halfHeight.set(0,.5*t.height,0),a.rectArea[d]=e,d++}else if(t.isPointLight){const e=n.get(t);if(e.color.copy(t.color).multiplyScalar(t.intensity),e.distance=t.distance,e.decay=t.decay,t.castShadow){const e=t.shadow,n=i.get(t);n.shadowBias=e.bias,n.shadowNormalBias=e.normalBias,n.shadowRadius=e.radius,n.shadowMapSize=e.mapSize,n.shadowCameraNear=e.camera.near,n.shadowCameraFar=e.camera.far,a.pointShadow[h]=n,a.pointShadowMap[h]=_,a.pointShadowMatrix[h]=t.shadow.matrix,m++}a.point[h]=e,h++}else if(t.isHemisphereLight){const e=n.get(t);e.skyColor.copy(t.color).multiplyScalar(x),e.groundColor.copy(t.groundColor).multiplyScalar(x),a.hemi[p]=e,p++}}d>0&&(t.isWebGL2||!0===e.has("OES_texture_float_linear")?(a.rectAreaLTC1=Xt.LTC_FLOAT_1,a.rectAreaLTC2=Xt.LTC_FLOAT_2):!0===e.has("OES_texture_half_float_linear")?(a.rectAreaLTC1=Xt.LTC_HALF_1,a.rectAreaLTC2=Xt.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. 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e=a.directional[n];e.direction.setFromMatrixPosition(t.matrixWorld),o.setFromMatrixPosition(t.target.matrixWorld),e.direction.sub(o),e.direction.transformDirection(u),n++}else if(t.isSpotLight){const e=a.spot[r];e.position.setFromMatrixPosition(t.matrixWorld),e.position.applyMatrix4(u),e.direction.setFromMatrixPosition(t.matrixWorld),o.setFromMatrixPosition(t.target.matrixWorld),e.direction.sub(o),e.direction.transformDirection(u),r++}else if(t.isRectAreaLight){const e=a.rectArea[c];e.position.setFromMatrixPosition(t.matrixWorld),e.position.applyMatrix4(u),l.identity(),s.copy(t.matrixWorld),s.premultiply(u),l.extractRotation(s),e.halfWidth.set(.5*t.width,0,0),e.halfHeight.set(0,.5*t.height,0),e.halfWidth.applyMatrix4(l),e.halfHeight.applyMatrix4(l),c++}else if(t.isPointLight){const e=a.point[i];e.position.setFromMatrixPosition(t.matrixWorld),e.position.applyMatrix4(u),i++}else if(t.isHemisphereLight){const e=a.hemi[h];e.direction.setFromMatrixPosition(t.matrixWorld),e.direction.transformDirection(u),e.direction.normalize(),h++}}},state:a}}function Wi(e,t){const n=new Vi(e,t),i=[],r=[];return{init:function(){i.length=0,r.length=0},state:{lightsArray:i,shadowsArray:r,lights:n},setupLights:function(){n.setup(i)},setupLightsView:function(e){n.setupView(i,e)},pushLight:function(e){i.push(e)},pushShadow:function(e){r.push(e)}}}function ji(e,t){let n=new WeakMap;return{get:function(i,r=0){let a;return!1===n.has(i)?(a=new Wi(e,t),n.set(i,[a])):r>=n.get(i).length?(a=new Wi(e,t),n.get(i).push(a)):a=n.get(i)[r],a},dispose:function(){n=new WeakMap}}}class qi extends Ie{constructor(e){super(),this.type="MeshDepthMaterial",this.depthPacking=3200,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}qi.prototype.isMeshDepthMaterial=!0;class Xi extends Ie{constructor(e){super(),this.type="MeshDistanceMaterial",this.referencePosition=new f,this.nearDistance=1,this.farDistance=1e3,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(e)}copy(e){return super.copy(e),this.referencePosition.copy(e.referencePosition),this.nearDistance=e.nearDistance,this.farDistance=e.farDistance,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}Xi.prototype.isMeshDistanceMaterial=!0;function Yi(e,t,n){let i=new kt;const a=new r,o=new r,s=new u,l=[],c=[],h={},p=n.maxTextureSize,f={0:1,1:0,2:2},m=new It({defines:{SAMPLE_RATE:2/8,HALF_SAMPLE_RATE:1/8},uniforms:{shadow_pass:{value:null},resolution:{value:new r},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy ) / resolution ) );\n\tfor ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, i ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean * HALF_SAMPLE_RATE;\n\tsquared_mean = squared_mean * HALF_SAMPLE_RATE;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),g=m.clone();g.defines.HORIZONTAL_PASS=1;const v=new ct;v.setAttribute("position",new We(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const x=new Lt(v,m),y=this;function _(n,i){const r=t.update(x);m.uniforms.shadow_pass.value=n.map.texture,m.uniforms.resolution.value=n.mapSize,m.uniforms.radius.value=n.radius,e.setRenderTarget(n.mapPass),e.clear(),e.renderBufferDirect(i,null,r,m,x,null),g.uniforms.shadow_pass.value=n.mapPass.texture,g.uniforms.resolution.value=n.mapSize,g.uniforms.radius.value=n.radius,e.setRenderTarget(n.map),e.clear(),e.renderBufferDirect(i,null,r,g,x,null)}function b(e,t,n){const i=e<<0|t<<1|n<<2;let r=l[i];return void 0===r&&(r=new qi({depthPacking:3201,morphTargets:e,skinning:t}),l[i]=r),r}function w(e,t,n){const i=e<<0|t<<1|n<<2;let r=c[i];return void 0===r&&(r=new Xi({morphTargets:e,skinning:t}),c[i]=r),r}function M(t,n,i,r,a,o,s){let l=null,c=b,u=t.customDepthMaterial;if(!0===r.isPointLight&&(c=w,u=t.customDistanceMaterial),void 0===u){let e=!1;!0===i.morphTargets&&(e=n.morphAttributes&&n.morphAttributes.position&&n.morphAttributes.position.length>0);let r=!1;!0===t.isSkinnedMesh&&(!0===i.skinning?r=!0:console.warn("THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:",t));l=c(e,r,!0===t.isInstancedMesh)}else l=u;if(e.localClippingEnabled&&!0===i.clipShadows&&0!==i.clippingPlanes.length){const e=l.uuid,t=i.uuid;let n=h[e];void 0===n&&(n={},h[e]=n);let r=n[t];void 0===r&&(r=l.clone(),n[t]=r),l=r}return l.visible=i.visible,l.wireframe=i.wireframe,l.side=3===s?null!==i.shadowSide?i.shadowSide:i.side:null!==i.shadowSide?i.shadowSide:f[i.side],l.clipShadows=i.clipShadows,l.clippingPlanes=i.clippingPlanes,l.clipIntersection=i.clipIntersection,l.wireframeLinewidth=i.wireframeLinewidth,l.linewidth=i.linewidth,!0===r.isPointLight&&!0===l.isMeshDistanceMaterial&&(l.referencePosition.setFromMatrixPosition(r.matrixWorld),l.nearDistance=a,l.farDistance=o),l}function S(n,r,a,o,s){if(!1===n.visible)return;if(n.layers.test(r.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&3===s)&&(!n.frustumCulled||i.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(a.matrixWorldInverse,n.matrixWorld);const i=t.update(n),r=n.material;if(Array.isArray(r)){const t=i.groups;for(let l=0,c=t.length;l<c;l++){const c=t[l],h=r[c.materialIndex];if(h&&h.visible){const t=M(n,i,h,o,a.near,a.far,s);e.renderBufferDirect(a,null,i,t,n,c)}}}else if(r.visible){const t=M(n,i,r,o,a.near,a.far,s);e.renderBufferDirect(a,null,i,t,n,null)}}const l=n.children;for(let e=0,t=l.length;e<t;e++)S(l[e],r,a,o,s)}this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=1,this.render=function(t,n,r){if(!1===y.enabled)return;if(!1===y.autoUpdate&&!1===y.needsUpdate)return;if(0===t.length)return;const l=e.getRenderTarget(),c=e.getActiveCubeFace(),h=e.getActiveMipmapLevel(),u=e.state;u.setBlending(0),u.buffers.color.setClear(1,1,1,1),u.buffers.depth.setTest(!0),u.setScissorTest(!1);for(let f=0,m=t.length;f<m;f++){const l=t[f],c=l.shadow;if(void 0===c){console.warn("THREE.WebGLShadowMap:",l,"has no shadow.");continue}if(!1===c.autoUpdate&&!1===c.needsUpdate)continue;a.copy(c.mapSize);const h=c.getFrameExtents();if(a.multiply(h),o.copy(c.mapSize),(a.x>p||a.y>p)&&(a.x>p&&(o.x=Math.floor(p/h.x),a.x=o.x*h.x,c.mapSize.x=o.x),a.y>p&&(o.y=Math.floor(p/h.y),a.y=o.y*h.y,c.mapSize.y=o.y)),null===c.map&&!c.isPointLightShadow&&3===this.type){const e={minFilter:1006,magFilter:1006,format:1023};c.map=new d(a.x,a.y,e),c.map.texture.name=l.name+".shadowMap",c.mapPass=new d(a.x,a.y,e),c.camera.updateProjectionMatrix()}if(null===c.map){const e={minFilter:1003,magFilter:1003,format:1023};c.map=new 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s={},l=null,c={},h=null,d=!1,p=null,f=null,m=null,g=null,v=null,x=null,y=null,_=!1,b=null,w=null,M=null,S=null,T=null;const E=e.getParameter(35661);let L=!1,R=0;const A=e.getParameter(7938);-1!==A.indexOf("WebGL")?(R=parseFloat(/^WebGL (\d)/.exec(A)[1]),L=R>=1):-1!==A.indexOf("OpenGL ES")&&(R=parseFloat(/^OpenGL ES (\d)/.exec(A)[1]),L=R>=2);let P=null,C={};const D=new u(0,0,e.canvas.width,e.canvas.height),I=new u(0,0,e.canvas.width,e.canvas.height);function N(t,n,i){const r=new Uint8Array(4),a=e.createTexture();e.bindTexture(t,a),e.texParameteri(t,10241,9728),e.texParameteri(t,10240,9728);for(let o=0;o<i;o++)e.texImage2D(n+o,0,6408,1,1,0,6408,5121,r);return a}const O={};function U(t){!0!==s[t]&&(e.enable(t),s[t]=!0)}function F(t){!1!==s[t]&&(e.disable(t),s[t]=!1)}O[3553]=N(3553,3553,1),O[34067]=N(34067,34069,6),r.setClear(0,0,0,1),a.setClear(1),o.setClear(0),U(2929),a.setFunc(3),G(!1),k(1),U(2884),B(0);const H={100:32774,101:32778,102:32779};if(i)H[103]=32775,H[104]=32776;else{const 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i=g[t];n.texImage2D(34069+e,t+1,m,p,f,i.image[e])}}t.__maxMipLevel=g.length}y(i,d)&&_(34067,i,u.width,u.height);t.__version=i.version,i.onUpdate&&i.onUpdate(i)}(a,t,i):(n.activeTexture(33984+i),n.bindTexture(34067,a.__webglTexture))}const R={1e3:10497,1001:33071,1002:33648},A={1003:9728,1004:9984,1005:9986,1006:9729,1007:9985,1008:9987};function P(n,i,o){if(o?(e.texParameteri(n,10242,R[i.wrapS]),e.texParameteri(n,10243,R[i.wrapT]),32879!==n&&35866!==n||e.texParameteri(n,32882,R[i.wrapR]),e.texParameteri(n,10240,A[i.magFilter]),e.texParameteri(n,10241,A[i.minFilter])):(e.texParameteri(n,10242,33071),e.texParameteri(n,10243,33071),32879!==n&&35866!==n||e.texParameteri(n,32882,33071),1001===i.wrapS&&1001===i.wrapT||console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping."),e.texParameteri(n,10240,w(i.magFilter)),e.texParameteri(n,10241,w(i.minFilter)),1003!==i.minFilter&&1006!==i.minFilter&&console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.")),!0===t.has("EXT_texture_filter_anisotropic")){const o=t.get("EXT_texture_filter_anisotropic");if(1015===i.type&&!1===t.has("OES_texture_float_linear"))return;if(!1===l&&1016===i.type&&!1===t.has("OES_texture_half_float_linear"))return;(i.anisotropy>1||r.get(i).__currentAnisotropy)&&(e.texParameterf(n,o.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(i.anisotropy,a.getMaxAnisotropy())),r.get(i).__currentAnisotropy=i.anisotropy)}}function C(t,n){void 0===t.__webglInit&&(t.__webglInit=!0,n.addEventListener("dispose",M),t.__webglTexture=e.createTexture(),s.memory.textures++)}function D(t,i,r){let a=3553;i.isDataTexture2DArray&&(a=35866),i.isDataTexture3D&&(a=32879),C(t,i),n.activeTexture(33984+r),n.bindTexture(a,t.__webglTexture),e.pixelStorei(37440,i.flipY),e.pixelStorei(37441,i.premultiplyAlpha),e.pixelStorei(3317,i.unpackAlignment),e.pixelStorei(37443,0);const s=function(e){return!l&&(1001!==e.wrapS||1001!==e.wrapT||1003!==e.minFilter&&1006!==e.minFilter)}(i)&&!1===x(i.image),c=v(i.image,s,!1,u),h=x(c)||l,d=o.convert(i.format);let p,f=o.convert(i.type),m=b(i.internalFormat,d,f);P(a,i,h);const g=i.mipmaps;if(i.isDepthTexture)m=6402,l?m=1015===i.type?36012:1014===i.type?33190:1020===i.type?35056:33189:1015===i.type&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),1026===i.format&&6402===m&&1012!==i.type&&1014!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),i.type=1012,f=o.convert(i.type)),1027===i.format&&6402===m&&(m=34041,1020!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),i.type=1020,f=o.convert(i.type))),n.texImage2D(3553,0,m,c.width,c.height,0,d,f,null);else if(i.isDataTexture)if(g.length>0&&h){for(let e=0,t=g.length;e<t;e++)p=g[e],n.texImage2D(3553,e,m,p.width,p.height,0,d,f,p.data);i.generateMipmaps=!1,t.__maxMipLevel=g.length-1}else n.texImage2D(3553,0,m,c.width,c.height,0,d,f,c.data),t.__maxMipLevel=0;else if(i.isCompressedTexture){for(let e=0,t=g.length;e<t;e++)p=g[e],1023!==i.format&&1022!==i.format?null!==d?n.compressedTexImage2D(3553,e,m,p.width,p.height,0,p.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):n.texImage2D(3553,e,m,p.width,p.height,0,d,f,p.data);t.__maxMipLevel=g.length-1}else if(i.isDataTexture2DArray)n.texImage3D(35866,0,m,c.width,c.height,c.depth,0,d,f,c.data),t.__maxMipLevel=0;else if(i.isDataTexture3D)n.texImage3D(32879,0,m,c.width,c.height,c.depth,0,d,f,c.data),t.__maxMipLevel=0;else if(g.length>0&&h){for(let e=0,t=g.length;e<t;e++)p=g[e],n.texImage2D(3553,e,m,d,f,p);i.generateMipmaps=!1,t.__maxMipLevel=g.length-1}else n.texImage2D(3553,0,m,d,f,c),t.__maxMipLevel=0;y(i,h)&&_(a,i,c.width,c.height),t.__version=i.version,i.onUpdate&&i.onUpdate(i)}function I(t,i,a,s){const l=i.texture,c=o.convert(l.format),h=o.convert(l.type),u=b(l.internalFormat,c,h);32879===s||35866===s?n.texImage3D(s,0,u,i.width,i.height,i.depth,0,c,h,null):n.texImage2D(s,0,u,i.width,i.height,0,c,h,null),n.bindFramebuffer(36160,t),e.framebufferTexture2D(36160,a,s,r.get(l).__webglTexture,0),n.bindFramebuffer(36160,null)}function N(t,n,i){if(e.bindRenderbuffer(36161,t),n.depthBuffer&&!n.stencilBuffer){let r=33189;if(i){const t=n.depthTexture;t&&t.isDepthTexture&&(1015===t.type?r=36012:1014===t.type&&(r=33190));const i=U(n);e.renderbufferStorageMultisample(36161,i,r,n.width,n.height)}else e.renderbufferStorage(36161,r,n.width,n.height);e.framebufferRenderbuffer(36160,36096,36161,t)}else if(n.depthBuffer&&n.stencilBuffer){if(i){const t=U(n);e.renderbufferStorageMultisample(36161,t,35056,n.width,n.height)}else e.renderbufferStorage(36161,34041,n.width,n.height);e.framebufferRenderbuffer(36160,33306,36161,t)}else{const t=n.texture,r=o.convert(t.format),a=o.convert(t.type),s=b(t.internalFormat,r,a);if(i){const t=U(n);e.renderbufferStorageMultisample(36161,t,s,n.width,n.height)}else e.renderbufferStorage(36161,s,n.width,n.height)}e.bindRenderbuffer(36161,null)}function O(t){const i=r.get(t),a=!0===t.isWebGLCubeRenderTarget;if(t.depthTexture){if(a)throw new Error("target.depthTexture not supported in Cube render targets");!function(t,i){if(i&&i.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(n.bindFramebuffer(36160,t),!i.depthTexture||!i.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");r.get(i.depthTexture).__webglTexture&&i.depthTexture.image.width===i.width&&i.depthTexture.image.height===i.height||(i.depthTexture.image.width=i.width,i.depthTexture.image.height=i.height,i.depthTexture.needsUpdate=!0),E(i.depthTexture,0);const a=r.get(i.depthTexture).__webglTexture;if(1026===i.depthTexture.format)e.framebufferTexture2D(36160,36096,3553,a,0);else{if(1027!==i.depthTexture.format)throw new Error("Unknown depthTexture format");e.framebufferTexture2D(36160,33306,3553,a,0)}}(i.__webglFramebuffer,t)}else if(a){i.__webglDepthbuffer=[];for(let r=0;r<6;r++)n.bindFramebuffer(36160,i.__webglFramebuffer[r]),i.__webglDepthbuffer[r]=e.createRenderbuffer(),N(i.__webglDepthbuffer[r],t,!1)}else n.bindFramebuffer(36160,i.__webglFramebuffer),i.__webglDepthbuffer=e.createRenderbuffer(),N(i.__webglDepthbuffer,t,!1);n.bindFramebuffer(36160,null)}function U(e){return l&&e.isWebGLMultisampleRenderTarget?Math.min(d,e.samples):0}let F=!1,H=!1;this.allocateTextureUnit=function(){const e=T;return e>=c&&console.warn("THREE.WebGLTextures: Trying to use "+e+" texture units while this GPU supports only "+c),T+=1,e},this.resetTextureUnits=function(){T=0},this.setTexture2D=E,this.setTexture2DArray=function(e,t){const i=r.get(e);e.version>0&&i.__version!==e.version?D(i,e,t):(n.activeTexture(33984+t),n.bindTexture(35866,i.__webglTexture))},this.setTexture3D=function(e,t){const i=r.get(e);e.version>0&&i.__version!==e.version?D(i,e,t):(n.activeTexture(33984+t),n.bindTexture(32879,i.__webglTexture))},this.setTextureCube=L,this.setupRenderTarget=function(t){const i=t.texture,a=r.get(t),c=r.get(i);t.addEventListener("dispose",S),c.__webglTexture=e.createTexture(),c.__version=i.version,s.memory.textures++;const h=!0===t.isWebGLCubeRenderTarget,u=!0===t.isWebGLMultisampleRenderTarget,d=i.isDataTexture3D||i.isDataTexture2DArray,p=x(t)||l;if(!l||1022!==i.format||1015!==i.type&&1016!==i.type||(i.format=1023,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.")),h){a.__webglFramebuffer=[];for(let t=0;t<6;t++)a.__webglFramebuffer[t]=e.createFramebuffer()}else if(a.__webglFramebuffer=e.createFramebuffer(),u)if(l){a.__webglMultisampledFramebuffer=e.createFramebuffer(),a.__webglColorRenderbuffer=e.createRenderbuffer(),e.bindRenderbuffer(36161,a.__webglColorRenderbuffer);const r=o.convert(i.format),s=o.convert(i.type),l=b(i.internalFormat,r,s),c=U(t);e.renderbufferStorageMultisample(36161,c,l,t.width,t.height),n.bindFramebuffer(36160,a.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(36160,36064,36161,a.__webglColorRenderbuffer),e.bindRenderbuffer(36161,null),t.depthBuffer&&(a.__webglDepthRenderbuffer=e.createRenderbuffer(),N(a.__webglDepthRenderbuffer,t,!0)),n.bindFramebuffer(36160,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");if(h){n.bindTexture(34067,c.__webglTexture),P(34067,i,p);for(let e=0;e<6;e++)I(a.__webglFramebuffer[e],t,36064,34069+e);y(i,p)&&_(34067,i,t.width,t.height),n.bindTexture(34067,null)}else{let e=3553;if(d)if(l){e=i.isDataTexture3D?32879:35866}else console.warn("THREE.DataTexture3D and THREE.DataTexture2DArray only supported with WebGL2.");n.bindTexture(e,c.__webglTexture),P(e,i,p),I(a.__webglFramebuffer,t,36064,e),y(i,p)&&_(3553,i,t.width,t.height),n.bindTexture(3553,null)}t.depthBuffer&&O(t)},this.updateRenderTargetMipmap=function(e){const t=e.texture;if(y(t,x(e)||l)){const i=e.isWebGLCubeRenderTarget?34067:3553,a=r.get(t).__webglTexture;n.bindTexture(i,a),_(i,t,e.width,e.height),n.bindTexture(i,null)}},this.updateMultisampleRenderTarget=function(t){if(t.isWebGLMultisampleRenderTarget)if(l){const i=r.get(t);n.bindFramebuffer(36008,i.__webglMultisampledFramebuffer),n.bindFramebuffer(36009,i.__webglFramebuffer);const a=t.width,o=t.height;let s=16384;t.depthBuffer&&(s|=256),t.stencilBuffer&&(s|=1024),e.blitFramebuffer(0,0,a,o,0,0,a,o,s,9728),n.bindFramebuffer(36160,i.__webglMultisampledFramebuffer)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")},this.safeSetTexture2D=function(e,t){e&&e.isWebGLRenderTarget&&(!1===F&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),F=!0),e=e.texture),E(e,t)},this.safeSetTextureCube=function(e,t){e&&e.isWebGLCubeRenderTarget&&(!1===H&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. Use their .texture property instead."),H=!0),e=e.texture),L(e,t)}}function Ki(e,t,n){const i=n.isWebGL2;return{convert:function(e){let n;if(1009===e)return 5121;if(1017===e)return 32819;if(1018===e)return 32820;if(1019===e)return 33635;if(1010===e)return 5120;if(1011===e)return 5122;if(1012===e)return 5123;if(1013===e)return 5124;if(1014===e)return 5125;if(1015===e)return 5126;if(1016===e)return i?5131:(n=t.get("OES_texture_half_float"),null!==n?n.HALF_FLOAT_OES:null);if(1021===e)return 6406;if(1022===e)return 6407;if(1023===e)return 6408;if(1024===e)return 6409;if(1025===e)return 6410;if(1026===e)return 6402;if(1027===e)return 34041;if(1028===e)return 6403;if(1029===e)return 36244;if(1030===e)return 33319;if(1031===e)return 33320;if(1032===e)return 36248;if(1033===e)return 36249;if(33776===e||33777===e||33778===e||33779===e){if(n=t.get("WEBGL_compressed_texture_s3tc"),null===n)return null;if(33776===e)return n.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===e)return n.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===e)return n.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===e)return n.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===e||35841===e||35842===e||35843===e){if(n=t.get("WEBGL_compressed_texture_pvrtc"),null===n)return null;if(35840===e)return n.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===e)return n.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===e)return n.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===e)return n.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===e)return n=t.get("WEBGL_compressed_texture_etc1"),null!==n?n.COMPRESSED_RGB_ETC1_WEBGL:null;if((37492===e||37496===e)&&(n=t.get("WEBGL_compressed_texture_etc"),null!==n)){if(37492===e)return n.COMPRESSED_RGB8_ETC2;if(37496===e)return n.COMPRESSED_RGBA8_ETC2_EAC}return 37808===e||37809===e||37810===e||37811===e||37812===e||37813===e||37814===e||37815===e||37816===e||37817===e||37818===e||37819===e||37820===e||37821===e||37840===e||37841===e||37842===e||37843===e||37844===e||37845===e||37846===e||37847===e||37848===e||37849===e||37850===e||37851===e||37852===e||37853===e?(n=t.get("WEBGL_compressed_texture_astc"),null!==n?e:null):36492===e?(n=t.get("EXT_texture_compression_bptc"),null!==n?e:null):1020===e?i?34042:(n=t.get("WEBGL_depth_texture"),null!==n?n.UNSIGNED_INT_24_8_WEBGL:null):void 0}}}class Qi extends Ot{constructor(e=[]){super(),this.cameras=e}}Qi.prototype.isArrayCamera=!0;class $i extends ge{constructor(){super(),this.type="Group"}}function er(){this._targetRay=null,this._grip=null,this._hand=null}function tr(e,t){const n=this,i=e.state;let r=null,a=1,o=null,s="local-floor",l=null;const c=[],h=new Map,d=new Ot;d.layers.enable(1),d.viewport=new u;const p=new Ot;p.layers.enable(2),p.viewport=new u;const m=[d,p],g=new Qi;g.layers.enable(1),g.layers.enable(2);let v=null,x=null;function y(e){const t=h.get(e.inputSource);t&&t.dispatchEvent({type:e.type,data:e.inputSource})}function _(){h.forEach((function(e,t){e.disconnect(t)})),h.clear(),v=null,x=null,i.bindXRFramebuffer(null),e.setRenderTarget(e.getRenderTarget()),E.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function b(e){const t=r.inputSources;for(let n=0;n<c.length;n++)h.set(t[n],c[n]);for(let n=0;n<e.removed.length;n++){const t=e.removed[n],i=h.get(t);i&&(i.dispatchEvent({type:"disconnected",data:t}),h.delete(t))}for(let n=0;n<e.added.length;n++){const t=e.added[n],i=h.get(t);i&&i.dispatchEvent({type:"connected",data:t})}}this.enabled=!1,this.isPresenting=!1,this.getController=function(e){let t=c[e];return void 0===t&&(t=new er,c[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=c[e];return void 0===t&&(t=new er,c[e]=t),t.getGripSpace()},this.getHand=function(e){let t=c[e];return void 0===t&&(t=new er,c[e]=t),t.getHandSpace()},this.setFramebufferScaleFactor=function(e){a=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){s=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return o},this.getSession=function(){return r},this.setSession=async function(e){if(r=e,null!==r){r.addEventListener("select",y),r.addEventListener("selectstart",y),r.addEventListener("selectend",y),r.addEventListener("squeeze",y),r.addEventListener("squeezestart",y),r.addEventListener("squeezeend",y),r.addEventListener("end",_),r.addEventListener("inputsourceschange",b);const e=t.getContextAttributes();!0!==e.xrCompatible&&await t.makeXRCompatible();const i={antialias:e.antialias,alpha:e.alpha,depth:e.depth,stencil:e.stencil,framebufferScaleFactor:a},l=new XRWebGLLayer(r,t,i);r.updateRenderState({baseLayer:l}),o=await 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r,a;n.lightMap&&(t.lightMap.value=n.lightMap,t.lightMapIntensity.value=n.lightMapIntensity),n.aoMap&&(t.aoMap.value=n.aoMap,t.aoMapIntensity.value=n.aoMapIntensity),n.map?r=n.map:n.specularMap?r=n.specularMap:n.displacementMap?r=n.displacementMap:n.normalMap?r=n.normalMap:n.bumpMap?r=n.bumpMap:n.roughnessMap?r=n.roughnessMap:n.metalnessMap?r=n.metalnessMap:n.alphaMap?r=n.alphaMap:n.emissiveMap?r=n.emissiveMap:n.clearcoatMap?r=n.clearcoatMap:n.clearcoatNormalMap?r=n.clearcoatNormalMap:n.clearcoatRoughnessMap&&(r=n.clearcoatRoughnessMap),void 0!==r&&(r.isWebGLRenderTarget&&(r=r.texture),!0===r.matrixAutoUpdate&&r.updateMatrix(),t.uvTransform.value.copy(r.matrix)),n.aoMap?a=n.aoMap:n.lightMap&&(a=n.lightMap),void 0!==a&&(a.isWebGLRenderTarget&&(a=a.texture),!0===a.matrixAutoUpdate&&a.updateMatrix(),t.uv2Transform.value.copy(a.matrix))}function 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u=i.uniforms;(e.isShaderMaterial||e.isRawShaderMaterial)&&!0!==e.clipping||(u.clippingPlanes=ae.uniform),Re(e,s),i.needsLights=function(e){return e.isMeshLambertMaterial||e.isMeshToonMaterial||e.isMeshPhongMaterial||e.isMeshStandardMaterial||e.isShadowMaterial||e.isShaderMaterial&&!0===e.lights}(e),i.lightsStateVersion=o,i.needsLights&&(u.ambientLightColor.value=r.state.ambient,u.lightProbe.value=r.state.probe,u.directionalLights.value=r.state.directional,u.directionalLightShadows.value=r.state.directionalShadow,u.spotLights.value=r.state.spot,u.spotLightShadows.value=r.state.spotShadow,u.rectAreaLights.value=r.state.rectArea,u.ltc_1.value=r.state.rectAreaLTC1,u.ltc_2.value=r.state.rectAreaLTC2,u.pointLights.value=r.state.point,u.pointLightShadows.value=r.state.pointShadow,u.hemisphereLights.value=r.state.hemi,u.directionalShadowMap.value=r.state.directionalShadowMap,u.directionalShadowMatrix.value=r.state.directionalShadowMatrix,u.spotShadowMap.value=r.state.spotShadowMap,u.spotShadowMatrix.value=r.state.spotShadowMatrix,u.pointShadowMap.value=r.state.pointShadowMap,u.pointShadowMatrix.value=r.state.pointShadowMatrix);const 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0===h.numClippingPlanes||h.numClippingPlanes===ae.numPlanes&&h.numIntersection===ae.numIntersection?h.vertexAlphas!==c&&(d=!0):d=!0:d=!0:(d=!0,h.__version=n.version);let p=h.currentProgram;!0===d&&(p=Le(n,t,r));let f=!1,m=!1,v=!1;const x=p.getUniforms(),_=h.uniforms;if(X.useProgram(p.program)&&(f=!0,m=!0,v=!0),n.id!==S&&(S=n.id,m=!0),f||T!==e){if(x.setValue(pe,"projectionMatrix",e.projectionMatrix),q.logarithmicDepthBuffer&&x.setValue(pe,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),T!==e&&(T=e,m=!0,v=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshStandardMaterial||n.envMap){const t=x.map.cameraPosition;void 0!==t&&t.setValue(pe,G.setFromMatrixPosition(e.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&x.setValue(pe,"isOrthographic",!0===e.isOrthographicCamera),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.isShadowMaterial||n.skinning)&&x.setValue(pe,"viewMatrix",e.matrixWorldInverse)}if(n.skinning){x.setOptional(pe,r,"bindMatrix"),x.setOptional(pe,r,"bindMatrixInverse");const e=r.skeleton;if(e){const t=e.bones;if(q.floatVertexTextures){if(null===e.boneTexture){let n=Math.sqrt(4*t.length);n=i.ceilPowerOfTwo(n),n=Math.max(n,4);const r=new Float32Array(n*n*4);r.set(e.boneMatrices);const a=new zt(r,n,n,1023,1015);e.boneMatrices=r,e.boneTexture=a,e.boneTextureSize=n}x.setValue(pe,"boneTexture",e.boneTexture,J),x.setValue(pe,"boneTextureSize",e.boneTextureSize)}else x.setOptional(pe,e,"boneMatrices")}}var b,w;return(m||h.receiveShadow!==r.receiveShadow)&&(h.receiveShadow=r.receiveShadow,x.setValue(pe,"receiveShadow",r.receiveShadow)),m&&(x.setValue(pe,"toneMappingExposure",y.toneMappingExposure),h.needsLights&&(w=v,(b=_).ambientLightColor.needsUpdate=w,b.lightProbe.needsUpdate=w,b.directionalLights.needsUpdate=w,b.directionalLightShadows.needsUpdate=w,b.pointLights.needsUpdate=w,b.pointLightShadows.needsUpdate=w,b.spotLights.needsUpdate=w,b.spotLightShadows.needsUpdate=w,b.rectAreaLights.needsUpdate=w,b.hemisphereLights.needsUpdate=w),a&&n.fog&&ne.refreshFogUniforms(_,a),ne.refreshMaterialUniforms(_,n,C,P),pi.upload(pe,h.uniformsList,_,J)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(pi.upload(pe,h.uniformsList,_,J),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&x.setValue(pe,"center",r.center),x.setValue(pe,"modelViewMatrix",r.modelViewMatrix),x.setValue(pe,"normalMatrix",r.normalMatrix),x.setValue(pe,"modelMatrix",r.matrixWorld),p}Me.setAnimationLoop((function(e){_e&&_e(e)})),"undefined"!=typeof window&&Me.setContext(window),this.setAnimationLoop=function(e){_e=e,ge.setAnimationLoop(e),null===e?Me.stop():Me.start()},ge.addEventListener("sessionstart",be),ge.addEventListener("sessionend",we),this.render=function(e,t){let n,i;if(void 0!==arguments[2]&&(console.warn("THREE.WebGLRenderer.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead."),n=arguments[2]),void 0!==arguments[3]&&(console.warn("THREE.WebGLRenderer.render(): the forceClear argument has been removed. Use .clear() instead."),i=arguments[3]),void 0!==t&&!0!==t.isCamera)return void console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");if(!0===_)return;!0===e.autoUpdate&&e.updateMatrixWorld(),null===t.parent&&t.updateMatrixWorld(),!0===ge.enabled&&!0===ge.isPresenting&&(t=ge.getCamera(t)),!0===e.isScene&&e.onBeforeRender(y,e,t,n||M),g=re.get(e,x.length),g.init(),x.push(g),B.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),F.setFromProjectionMatrix(B),z=this.localClippingEnabled,H=ae.init(this.clippingPlanes,z,t),m=ie.get(e,v.length),m.init(),v.push(m),Se(e,t,0,y.sortObjects),m.finish(),!0===y.sortObjects&&m.sort(D,I),!0===H&&ae.beginShadows();const r=g.state.shadowsArray;oe.render(r,e,t),g.setupLights(),g.setupLightsView(t),!0===H&&ae.endShadows(),!0===this.info.autoReset&&this.info.reset(),void 0!==n&&this.setRenderTarget(n),se.render(m,e,t,i);const a=m.opaque,o=m.transparent;a.length>0&&Te(a,e,t),o.length>0&&Te(o,e,t),null!==M&&(J.updateRenderTargetMipmap(M),J.updateMultisampleRenderTarget(M)),!0===e.isScene&&e.onAfterRender(y,e,t),X.buffers.depth.setTest(!0),X.buffers.depth.setMask(!0),X.buffers.color.setMask(!0),X.setPolygonOffset(!1),de.resetDefaultState(),S=-1,T=null,x.pop(),g=x.length>0?x[x.length-1]:null,v.pop(),m=v.length>0?v[v.length-1]:null},this.getActiveCubeFace=function(){return b},this.getActiveMipmapLevel=function(){return w},this.getRenderTarget=function(){return M},this.setRenderTarget=function(e,t=0,n=0){M=e,b=t,w=n,e&&void 0===Z.get(e).__webglFramebuffer&&J.setupRenderTarget(e);let i=null,r=!1,a=!1;if(e){const n=e.texture;(n.isDataTexture3D||n.isDataTexture2DArray)&&(a=!0);const o=Z.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=o[t],r=!0):i=e.isWebGLMultisampleRenderTarget?Z.get(e).__webglMultisampledFramebuffer:o,E.copy(e.viewport),L.copy(e.scissor),R=e.scissorTest}else E.copy(N).multiplyScalar(C).floor(),L.copy(O).multiplyScalar(C).floor(),R=U;if(X.bindFramebuffer(36160,i),X.viewport(E),X.scissor(L),X.setScissorTest(R),r){const i=Z.get(e.texture);pe.framebufferTexture2D(36160,36064,34069+t,i.__webglTexture,n)}else if(a){const i=Z.get(e.texture),r=t||0;pe.framebufferTextureLayer(36160,36064,i.__webglTexture,n||0,r)}},this.readRenderTargetPixels=function(e,t,n,i,r,a,o){if(!e||!e.isWebGLRenderTarget)return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let s=Z.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(s=s[o]),s){X.bindFramebuffer(36160,s);try{const o=e.texture,s=o.format,l=o.type;if(1023!==s&&ue.convert(s)!==pe.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");const c=1016===l&&(W.has("EXT_color_buffer_half_float")||q.isWebGL2&&W.has("EXT_color_buffer_float"));if(!(1009===l||ue.convert(l)===pe.getParameter(35738)||1015===l&&(q.isWebGL2||W.has("OES_texture_float")||W.has("WEBGL_color_buffer_float"))||c))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");36053===pe.checkFramebufferStatus(36160)?t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&pe.readPixels(t,n,i,r,ue.convert(s),ue.convert(l),a):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{const e=null!==M?Z.get(M).__webglFramebuffer:null;X.bindFramebuffer(36160,e)}}},this.copyFramebufferToTexture=function(e,t,n=0){const i=Math.pow(2,-n),r=Math.floor(t.image.width*i),a=Math.floor(t.image.height*i),o=ue.convert(t.format);J.setTexture2D(t,0),pe.copyTexImage2D(3553,n,o,e.x,e.y,r,a,0),X.unbindTexture()},this.copyTextureToTexture=function(e,t,n,i=0){const r=t.image.width,a=t.image.height,o=ue.convert(n.format),s=ue.convert(n.type);J.setTexture2D(n,0),pe.pixelStorei(37440,n.flipY),pe.pixelStorei(37441,n.premultiplyAlpha),pe.pixelStorei(3317,n.unpackAlignment),t.isDataTexture?pe.texSubImage2D(3553,i,e.x,e.y,r,a,o,s,t.image.data):t.isCompressedTexture?pe.compressedTexSubImage2D(3553,i,e.x,e.y,t.mipmaps[0].width,t.mipmaps[0].height,o,t.mipmaps[0].data):pe.texSubImage2D(3553,i,e.x,e.y,o,s,t.image),0===i&&n.generateMipmaps&&pe.generateMipmap(3553),X.unbindTexture()},this.copyTextureToTexture3D=function(e,t,n,i,r=0){if(y.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const{width:a,height:o,data:s}=n.image,l=ue.convert(i.format),c=ue.convert(i.type);let h;if(i.isDataTexture3D)J.setTexture3D(i,0),h=32879;else{if(!i.isDataTexture2DArray)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");J.setTexture2DArray(i,0),h=35866}pe.pixelStorei(37440,i.flipY),pe.pixelStorei(37441,i.premultiplyAlpha),pe.pixelStorei(3317,i.unpackAlignment);const u=pe.getParameter(3314),d=pe.getParameter(32878),p=pe.getParameter(3316),f=pe.getParameter(3315),m=pe.getParameter(32877);pe.pixelStorei(3314,a),pe.pixelStorei(32878,o),pe.pixelStorei(3316,e.min.x),pe.pixelStorei(3315,e.min.y),pe.pixelStorei(32877,e.min.z),pe.texSubImage3D(h,r,t.x,t.y,t.z,e.max.x-e.min.x+1,e.max.y-e.min.y+1,e.max.z-e.min.z+1,l,c,s),pe.pixelStorei(3314,u),pe.pixelStorei(32878,d),pe.pixelStorei(3316,p),pe.pixelStorei(3315,f),pe.pixelStorei(32877,m),0===r&&i.generateMipmaps&&pe.generateMipmap(h),X.unbindTexture()},this.initTexture=function(e){J.setTexture2D(e,0),X.unbindTexture()},this.resetState=function(){b=0,w=0,M=null,X.reset(),de.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}$i.prototype.isGroup=!0,Object.assign(er.prototype,{constructor:er,getHandSpace:function(){return null===this._hand&&(this._hand=new $i,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand},getTargetRaySpace:function(){return null===this._targetRay&&(this._targetRay=new $i,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1),this._targetRay},getGripSpace:function(){return null===this._grip&&(this._grip=new $i,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1),this._grip},dispatchEvent:function(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),null!==this._hand&&this._hand.dispatchEvent(e),this},disconnect:function(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this},update:function(e,t,n){let i=null,r=null,a=null;const o=this._targetRay,s=this._grip,l=this._hand;if(e&&"visible-blurred"!==t.session.visibilityState)if(null!==o&&(i=t.getPose(e.targetRaySpace,n),null!==i&&(o.matrix.fromArray(i.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale))),l&&e.hand){a=!0;for(const a of e.hand.values()){const e=t.getJointPose(a,n);if(void 0===l.joints[a.jointName]){const e=new $i;e.matrixAutoUpdate=!1,e.visible=!1,l.joints[a.jointName]=e,l.add(e)}const i=l.joints[a.jointName];null!==e&&(i.matrix.fromArray(e.transform.matrix),i.matrix.decompose(i.position,i.rotation,i.scale),i.jointRadius=e.radius),i.visible=null!==e}const i=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],o=i.position.distanceTo(r.position),s=.02,c=.005;l.inputState.pinching&&o>s+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&o<=s-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else null!==s&&e.gripSpace&&(r=t.getPose(e.gripSpace,n),null!==r&&(s.matrix.fromArray(r.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale)));return null!==o&&(o.visible=null!==i),null!==s&&(s.visible=null!==r),null!==l&&(l.visible=null!==a),this}}),Object.assign(tr.prototype,e.prototype);class rr extends ge{constructor(){super(),this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.autoUpdate=e.autoUpdate,this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return null!==this.background&&(t.object.background=this.background.toJSON(e)),null!==this.environment&&(t.object.environment=this.environment.toJSON(e)),null!==this.fog&&(t.object.fog=this.fog.toJSON()),t}}function ar(e,t){this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=i.generateUUID()}rr.prototype.isScene=!0,Object.defineProperty(ar.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.assign(ar.prototype,{isInterleavedBuffer:!0,onUploadCallback:function(){},setUsage:function(e){return this.usage=e,this},copy:function(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this},copyAt:function(e,t,n){e*=this.stride,n*=t.stride;for(let i=0,r=this.stride;i<r;i++)this.array[e+i]=t.array[n+i];return this},set:function(e,t=0){return this.array.set(e,t),this},clone:function(e){void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=i.generateUUID()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new ar(new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),this.stride);return t.setUsage(this.usage),t},onUpload:function(e){return this.onUploadCallback=e,this},toJSON:function(e){return void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=i.generateUUID()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=Array.prototype.slice.call(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}});const or=new f;function sr(e,t,n,i){this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=!0===i}Object.defineProperties(sr.prototype,{count:{get:function(){return this.data.count}},array:{get:function(){return this.data.array}},needsUpdate:{set:function(e){this.data.needsUpdate=e}}}),Object.assign(sr.prototype,{isInterleavedBufferAttribute:!0,applyMatrix4:function(e){for(let t=0,n=this.data.count;t<n;t++)or.x=this.getX(t),or.y=this.getY(t),or.z=this.getZ(t),or.applyMatrix4(e),this.setXYZ(t,or.x,or.y,or.z);return this},applyNormalMatrix:function(e){for(let t=0,n=this.count;t<n;t++)or.x=this.getX(t),or.y=this.getY(t),or.z=this.getZ(t),or.applyNormalMatrix(e),this.setXYZ(t,or.x,or.y,or.z);return this},transformDirection:function(e){for(let t=0,n=this.count;t<n;t++)or.x=this.getX(t),or.y=this.getY(t),or.z=this.getZ(t),or.transformDirection(e),this.setXYZ(t,or.x,or.y,or.z);return this},setX:function(e,t){return this.data.array[e*this.data.stride+this.offset]=t,this},setY:function(e,t){return this.data.array[e*this.data.stride+this.offset+1]=t,this},setZ:function(e,t){return this.data.array[e*this.data.stride+this.offset+2]=t,this},setW:function(e,t){return this.data.array[e*this.data.stride+this.offset+3]=t,this},getX:function(e){return this.data.array[e*this.data.stride+this.offset]},getY:function(e){return this.data.array[e*this.data.stride+this.offset+1]},getZ:function(e){return this.data.array[e*this.data.stride+this.offset+2]},getW:function(e){return this.data.array[e*this.data.stride+this.offset+3]},setXY:function(e,t,n){return e=e*this.data.stride+this.offset,this.data.array[e+0]=t,this.data.array[e+1]=n,this},setXYZ:function(e,t,n,i){return e=e*this.data.stride+this.offset,this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this},setXYZW:function(e,t,n,i,r){return e=e*this.data.stride+this.offset,this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this.data.array[e+3]=r,this},clone:function(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interlaved buffer attribute will deinterleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return new We(new this.array.constructor(e),this.itemSize,this.normalized)}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new sr(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)},toJSON:function(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interlaved buffer attribute will deinterleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:e,normalized:this.normalized}}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}});const lr=new f,cr=new u,hr=new u,ur=new f,dr=new j;function pr(e,t){Lt.call(this,e,t),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new j,this.bindMatrixInverse=new j}function fr(){ge.call(this),this.type="Bone"}pr.prototype=Object.assign(Object.create(Lt.prototype),{constructor:pr,isSkinnedMesh:!0,copy:function(e){return Lt.prototype.copy.call(this,e),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,this},bind:function(e,t){this.skeleton=e,void 0===t&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()},pose:function(){this.skeleton.pose()},normalizeSkinWeights:function(){const e=new u,t=this.geometry.attributes.skinWeight;for(let n=0,i=t.count;n<i;n++){e.x=t.getX(n),e.y=t.getY(n),e.z=t.getZ(n),e.w=t.getW(n);const i=1/e.manhattanLength();i!==1/0?e.multiplyScalar(i):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}},updateMatrixWorld:function(e){Lt.prototype.updateMatrixWorld.call(this,e),"attached"===this.bindMode?this.bindMatrixInverse.copy(this.matrixWorld).invert():"detached"===this.bindMode?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)},boneTransform:function(e,t){const n=this.skeleton,i=this.geometry;cr.fromBufferAttribute(i.attributes.skinIndex,e),hr.fromBufferAttribute(i.attributes.skinWeight,e),lr.fromBufferAttribute(i.attributes.position,e).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let r=0;r<4;r++){const e=hr.getComponent(r);if(0!==e){const i=cr.getComponent(r);dr.multiplyMatrices(n.bones[i].matrixWorld,n.boneInverses[i]),t.addScaledVector(ur.copy(lr).applyMatrix4(dr),e)}}return t.applyMatrix4(this.bindMatrixInverse)}}),fr.prototype=Object.assign(Object.create(ge.prototype),{constructor:fr,isBone:!0});const mr=new j,gr=new j;class vr{constructor(e=[],t=[]){this.uuid=i.generateUUID(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.boneTextureSize=0,this.frame=-1,this.init()}init(){const e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(16*e.length),0===t.length)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let e=0,t=this.bones.length;e<t;e++)this.boneInverses.push(new j)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const t=new j;this.bones[e]&&t.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(t)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&t.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&(t.parent&&t.parent.isBone?(t.matrix.copy(t.parent.matrixWorld).invert(),t.matrix.multiply(t.matrixWorld)):t.matrix.copy(t.matrixWorld),t.matrix.decompose(t.position,t.quaternion,t.scale))}}update(){const e=this.bones,t=this.boneInverses,n=this.boneMatrices,i=this.boneTexture;for(let r=0,a=e.length;r<a;r++){const i=e[r]?e[r].matrixWorld:gr;mr.multiplyMatrices(i,t[r]),mr.toArray(n,16*r)}null!==i&&(i.needsUpdate=!0)}clone(){return new vr(this.bones,this.boneInverses)}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){const n=this.bones[t];if(n.name===e)return n}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let n=0,i=e.bones.length;n<i;n++){const i=e.bones[n];let r=t[i];void 0===r&&(console.warn("THREE.Skeleton: No bone found with UUID:",i),r=new fr),this.bones.push(r),this.boneInverses.push((new j).fromArray(e.boneInverses[n]))}return this.init(),this}toJSON(){const e={metadata:{version:4.5,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,n=this.boneInverses;for(let i=0,r=t.length;i<r;i++){const r=t[i];e.bones.push(r.uuid);const a=n[i];e.boneInverses.push(a.toArray())}return e}}const xr=new j,yr=new j,_r=[],br=new Lt;function wr(e,t,n){Lt.call(this,e,t),this.instanceMatrix=new We(new Float32Array(16*n),16),this.instanceColor=null,this.count=n,this.frustumCulled=!1}wr.prototype=Object.assign(Object.create(Lt.prototype),{constructor:wr,isInstancedMesh:!0,copy:function(e){return Lt.prototype.copy.call(this,e),this.instanceMatrix.copy(e.instanceMatrix),null!==e.instanceColor&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,this},getColorAt:function(e,t){t.fromArray(this.instanceColor.array,3*e)},getMatrixAt:function(e,t){t.fromArray(this.instanceMatrix.array,16*e)},raycast:function(e,t){const n=this.matrixWorld,i=this.count;if(br.geometry=this.geometry,br.material=this.material,void 0!==br.material)for(let r=0;r<i;r++){this.getMatrixAt(r,xr),yr.multiplyMatrices(n,xr),br.matrixWorld=yr,br.raycast(e,_r);for(let e=0,n=_r.length;e<n;e++){const n=_r[e];n.instanceId=r,n.object=this,t.push(n)}_r.length=0}},setColorAt:function(e,t){null===this.instanceColor&&(this.instanceColor=new We(new Float32Array(3*this.count),3)),t.toArray(this.instanceColor.array,3*e)},setMatrixAt:function(e,t){t.toArray(this.instanceMatrix.array,16*e)},updateMorphTargets:function(){},dispose:function(){this.dispatchEvent({type:"dispose"})}});class Mr extends Ie{constructor(e){super(),this.type="LineBasicMaterial",this.color=new Be(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.morphTargets=!1,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.morphTargets=e.morphTargets,this}}Mr.prototype.isLineBasicMaterial=!0;const Sr=new f,Tr=new f,Er=new j,Lr=new W,Rr=new U;function Ar(e=new ct,t=new Mr){ge.call(this),this.type="Line",this.geometry=e,this.material=t,this.updateMorphTargets()}Ar.prototype=Object.assign(Object.create(ge.prototype),{constructor:Ar,isLine:!0,copy:function(e){return ge.prototype.copy.call(this,e),this.material=e.material,this.geometry=e.geometry,this},computeLineDistances:function(){const e=this.geometry;if(e.isBufferGeometry)if(null===e.index){const t=e.attributes.position,n=[0];for(let e=1,i=t.count;e<i;e++)Sr.fromBufferAttribute(t,e-1),Tr.fromBufferAttribute(t,e),n[e]=n[e-1],n[e]+=Sr.distanceTo(Tr);e.setAttribute("lineDistance",new $e(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else e.isGeometry&&console.error("THREE.Line.computeLineDistances() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.");return this},raycast:function(e,t){const n=this.geometry,i=this.matrixWorld,r=e.params.Line.threshold,a=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Rr.copy(n.boundingSphere),Rr.applyMatrix4(i),Rr.radius+=r,!1===e.ray.intersectsSphere(Rr))return;Er.copy(i).invert(),Lr.copy(e.ray).applyMatrix4(Er);const o=r/((this.scale.x+this.scale.y+this.scale.z)/3),s=o*o,l=new f,c=new f,h=new f,u=new f,d=this.isLineSegments?2:1;if(n.isBufferGeometry){const i=n.index,r=n.attributes.position;if(null!==i){for(let n=Math.max(0,a.start),o=Math.min(i.count,a.start+a.count)-1;n<o;n+=d){const a=i.getX(n),o=i.getX(n+1);l.fromBufferAttribute(r,a),c.fromBufferAttribute(r,o);if(Lr.distanceSqToSegment(l,c,u,h)>s)continue;u.applyMatrix4(this.matrixWorld);const d=e.ray.origin.distanceTo(u);d<e.near||d>e.far||t.push({distance:d,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}else{for(let n=Math.max(0,a.start),i=Math.min(r.count,a.start+a.count)-1;n<i;n+=d){l.fromBufferAttribute(r,n),c.fromBufferAttribute(r,n+1);if(Lr.distanceSqToSegment(l,c,u,h)>s)continue;u.applyMatrix4(this.matrixWorld);const i=e.ray.origin.distanceTo(u);i<e.near||i>e.far||t.push({distance:i,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}}else n.isGeometry&&console.error("THREE.Line.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")},updateMorphTargets:function(){const e=this.geometry;if(e.isBufferGeometry){const t=e.morphAttributes,n=Object.keys(t);if(n.length>0){const e=t[n[0]];if(void 0!==e){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,n=e.length;t<n;t++){const n=e[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=t}}}}else{const t=e.morphTargets;void 0!==t&&t.length>0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}});const Pr=new f,Cr=new f;function Dr(e,t){Ar.call(this,e,t),this.type="LineSegments"}Dr.prototype=Object.assign(Object.create(Ar.prototype),{constructor:Dr,isLineSegments:!0,computeLineDistances:function(){const e=this.geometry;if(e.isBufferGeometry)if(null===e.index){const t=e.attributes.position,n=[];for(let e=0,i=t.count;e<i;e+=2)Pr.fromBufferAttribute(t,e),Cr.fromBufferAttribute(t,e+1),n[e]=0===e?0:n[e-1],n[e+1]=n[e]+Pr.distanceTo(Cr);e.setAttribute("lineDistance",new $e(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else e.isGeometry&&console.error("THREE.LineSegments.computeLineDistances() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.");return this}});class Ir extends Ar{constructor(e,t){super(e,t),this.type="LineLoop"}}Ir.prototype.isLineLoop=!0;class Nr extends Ie{constructor(e){super(),this.type="PointsMaterial",this.color=new Be(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.morphTargets=!1,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.morphTargets=e.morphTargets,this}}Nr.prototype.isPointsMaterial=!0;const Or=new j,Ur=new W,Fr=new U,Hr=new f;function zr(e=new ct,t=new Nr){ge.call(this),this.type="Points",this.geometry=e,this.material=t,this.updateMorphTargets()}function Br(e,t,n,i,r,a,o){const s=Ur.distanceSqToPoint(e);if(s<n){const n=new f;Ur.closestPointToPoint(e,n),n.applyMatrix4(i);const l=r.ray.origin.distanceTo(n);if(l<r.near||l>r.far)return;a.push({distance:l,distanceToRay:Math.sqrt(s),point:n,index:t,face:null,object:o})}}zr.prototype=Object.assign(Object.create(ge.prototype),{constructor:zr,isPoints:!0,copy:function(e){return ge.prototype.copy.call(this,e),this.material=e.material,this.geometry=e.geometry,this},raycast:function(e,t){const n=this.geometry,i=this.matrixWorld,r=e.params.Points.threshold,a=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Fr.copy(n.boundingSphere),Fr.applyMatrix4(i),Fr.radius+=r,!1===e.ray.intersectsSphere(Fr))return;Or.copy(i).invert(),Ur.copy(e.ray).applyMatrix4(Or);const o=r/((this.scale.x+this.scale.y+this.scale.z)/3),s=o*o;if(n.isBufferGeometry){const r=n.index,o=n.attributes.position;if(null!==r){for(let n=Math.max(0,a.start),l=Math.min(r.count,a.start+a.count);n<l;n++){const a=r.getX(n);Hr.fromBufferAttribute(o,a),Br(Hr,a,s,i,e,t,this)}}else{for(let n=Math.max(0,a.start),r=Math.min(o.count,a.start+a.count);n<r;n++)Hr.fromBufferAttribute(o,n),Br(Hr,n,s,i,e,t,this)}}else console.error("THREE.Points.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")},updateMorphTargets:function(){const e=this.geometry;if(e.isBufferGeometry){const t=e.morphAttributes,n=Object.keys(t);if(n.length>0){const e=t[n[0]];if(void 0!==e){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,n=e.length;t<n;t++){const n=e[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=t}}}}else{const t=e.morphTargets;void 0!==t&&t.length>0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}});class Gr extends c{constructor(e,t,n,i,r,a,o,s,l,c,h,u){super(null,a,o,s,l,c,i,r,h,u),this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}Gr.prototype.isCompressedTexture=!0;class kr extends c{constructor(e,t,n,i,r,a,o,s,l){super(e,t,n,i,r,a,o,s,l),this.needsUpdate=!0}}function Vr(e,t,n){ct.call(this),this.type="ParametricGeometry",this.parameters={func:e,slices:t,stacks:n};const i=[],r=[],a=[],o=[],s=1e-5,l=new f,c=new f,h=new f,u=new f,d=new f;e.length<3&&console.error("THREE.ParametricGeometry: Function must now modify a Vector3 as third parameter.");const p=t+1;for(let f=0;f<=n;f++){const i=f/n;for(let n=0;n<=t;n++){const p=n/t;e(p,i,c),r.push(c.x,c.y,c.z),p-s>=0?(e(p-s,i,h),u.subVectors(c,h)):(e(p+s,i,h),u.subVectors(h,c)),i-s>=0?(e(p,i-s,h),d.subVectors(c,h)):(e(p,i+s,h),d.subVectors(h,c)),l.crossVectors(u,d).normalize(),a.push(l.x,l.y,l.z),o.push(p,i)}}for(let f=0;f<n;f++)for(let e=0;e<t;e++){const t=f*p+e,n=f*p+e+1,r=(f+1)*p+e+1,a=(f+1)*p+e;i.push(t,n,a),i.push(n,r,a)}this.setIndex(i),this.setAttribute("position",new $e(r,3)),this.setAttribute("normal",new $e(a,3)),this.setAttribute("uv",new $e(o,2))}function Wr(e){Ie.call(this),this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new Be(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Be(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new r(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.flatShading=!1,this.vertexTangents=!1,this.setValues(e)}function jr(e){Wr.call(this),this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoat=0,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new r(1,1),this.clearcoatNormalMap=null,this.reflectivity=.5,Object.defineProperty(this,"ior",{get:function(){return(1+.4*this.reflectivity)/(1-.4*this.reflectivity)},set:function(e){this.reflectivity=i.clamp(2.5*(e-1)/(e+1),0,1)}}),this.sheen=null,this.transmission=0,this.transmissionMap=null,this.setValues(e)}kr.prototype.isCanvasTexture=!0,Vr.prototype=Object.create(ct.prototype),Vr.prototype.constructor=Vr,Wr.prototype=Object.create(Ie.prototype),Wr.prototype.constructor=Wr,Wr.prototype.isMeshStandardMaterial=!0,Wr.prototype.copy=function(e){return Ie.prototype.copy.call(this,e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapIntensity=e.envMapIntensity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this.flatShading=e.flatShading,this.vertexTangents=e.vertexTangents,this},jr.prototype=Object.create(Wr.prototype),jr.prototype.constructor=jr,jr.prototype.isMeshPhysicalMaterial=!0,jr.prototype.copy=function(e){return Wr.prototype.copy.call(this,e),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.reflectivity=e.reflectivity,e.sheen?this.sheen=(this.sheen||new Be).copy(e.sheen):this.sheen=null,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this};const qr={arraySlice:function(e,t,n){return qr.isTypedArray(e)?new e.constructor(e.subarray(t,void 0!==n?n:e.length)):e.slice(t,n)},convertArray:function(e,t,n){return!e||!n&&e.constructor===t?e:"number"==typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e)},isTypedArray:function(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)},getKeyframeOrder:function(e){const t=e.length,n=new Array(t);for(let i=0;i!==t;++i)n[i]=i;return n.sort((function(t,n){return e[t]-e[n]})),n},sortedArray:function(e,t,n){const i=e.length,r=new e.constructor(i);for(let a=0,o=0;o!==i;++a){const i=n[a]*t;for(let n=0;n!==t;++n)r[o++]=e[i+n]}return r},flattenJSON:function(e,t,n,i){let r=1,a=e[0];for(;void 0!==a&&void 0===a[i];)a=e[r++];if(void 0===a)return;let o=a[i];if(void 0!==o)if(Array.isArray(o))do{o=a[i],void 0!==o&&(t.push(a.time),n.push.apply(n,o)),a=e[r++]}while(void 0!==a);else if(void 0!==o.toArray)do{o=a[i],void 0!==o&&(t.push(a.time),o.toArray(n,n.length)),a=e[r++]}while(void 0!==a);else do{o=a[i],void 0!==o&&(t.push(a.time),n.push(o)),a=e[r++]}while(void 0!==a)},subclip:function(e,t,n,i,r=30){const a=e.clone();a.name=t;const o=[];for(let l=0;l<a.tracks.length;++l){const e=a.tracks[l],t=e.getValueSize(),s=[],c=[];for(let a=0;a<e.times.length;++a){const o=e.times[a]*r;if(!(o<n||o>=i)){s.push(e.times[a]);for(let n=0;n<t;++n)c.push(e.values[a*t+n])}}0!==s.length&&(e.times=qr.convertArray(s,e.times.constructor),e.values=qr.convertArray(c,e.values.constructor),o.push(e))}a.tracks=o;let s=1/0;for(let l=0;l<a.tracks.length;++l)s>a.tracks[l].times[0]&&(s=a.tracks[l].times[0]);for(let l=0;l<a.tracks.length;++l)a.tracks[l].shift(-1*s);return a.resetDuration(),a},makeClipAdditive:function(e,t=0,n=e,i=30){i<=0&&(i=30);const r=n.tracks.length,a=t/i;for(let o=0;o<r;++o){const t=n.tracks[o],i=t.ValueTypeName;if("bool"===i||"string"===i)continue;const r=e.tracks.find((function(e){return e.name===t.name&&e.ValueTypeName===i}));if(void 0===r)continue;let s=0;const l=t.getValueSize();t.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(s=l/3);let c=0;const h=r.getValueSize();r.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(c=h/3);const u=t.times.length-1;let d;if(a<=t.times[0]){const e=s,n=l-s;d=qr.arraySlice(t.values,e,n)}else if(a>=t.times[u]){const e=u*l+s,n=e+l-s;d=qr.arraySlice(t.values,e,n)}else{const e=t.createInterpolant(),n=s,i=l-s;e.evaluate(a),d=qr.arraySlice(e.resultBuffer,n,i)}if("quaternion"===i){(new p).fromArray(d).normalize().conjugate().toArray(d)}const f=r.times.length;for(let e=0;e<f;++e){const t=e*h+c;if("quaternion"===i)p.multiplyQuaternionsFlat(r.values,t,d,0,r.values,t);else{const e=h-2*c;for(let n=0;n<e;++n)r.values[t+n]-=d[n]}}}return e.blendMode=2501,e}};function Xr(e,t,n,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=void 0!==i?i:new t.constructor(n),this.sampleValues=t,this.valueSize=n}function Yr(e,t,n,i){Xr.call(this,e,t,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0}function Zr(e,t,n,i){Xr.call(this,e,t,n,i)}function Jr(e,t,n,i){Xr.call(this,e,t,n,i)}Object.assign(Xr.prototype,{evaluate:function(e){const t=this.parameterPositions;let n=this._cachedIndex,i=t[n],r=t[n-1];e:{t:{let a;n:{i:if(!(e<i)){for(let a=n+2;;){if(void 0===i){if(e<r)break i;return n=t.length,this._cachedIndex=n,this.afterEnd_(n-1,e,r)}if(n===a)break;if(r=i,i=t[++n],e<i)break t}a=t.length;break n}if(e>=r)break e;{const o=t[1];e<o&&(n=2,r=o);for(let a=n-2;;){if(void 0===r)return this._cachedIndex=0,this.beforeStart_(0,e,i);if(n===a)break;if(i=r,r=t[--n-1],e>=r)break t}a=n,n=0}}for(;n<a;){const i=n+a>>>1;e<t[i]?a=i:n=i+1}if(i=t[n],r=t[n-1],void 0===r)return this._cachedIndex=0,this.beforeStart_(0,e,i);if(void 0===i)return n=t.length,this._cachedIndex=n,this.afterEnd_(n-1,r,e)}this._cachedIndex=n,this.intervalChanged_(n,r,i)}return this.interpolate_(n,r,e,i)},settings:null,DefaultSettings_:{},getSettings_:function(){return this.settings||this.DefaultSettings_},copySampleValue_:function(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=e*i;for(let a=0;a!==i;++a)t[a]=n[r+a];return t},interpolate_:function(){throw new Error("call to abstract method")},intervalChanged_:function(){}}),Object.assign(Xr.prototype,{beforeStart_:Xr.prototype.copySampleValue_,afterEnd_:Xr.prototype.copySampleValue_}),Yr.prototype=Object.assign(Object.create(Xr.prototype),{constructor:Yr,DefaultSettings_:{endingStart:2400,endingEnd:2400},intervalChanged_:function(e,t,n){const i=this.parameterPositions;let r=e-2,a=e+1,o=i[r],s=i[a];if(void 0===o)switch(this.getSettings_().endingStart){case 2401:r=e,o=2*t-n;break;case 2402:r=i.length-2,o=t+i[r]-i[r+1];break;default:r=e,o=n}if(void 0===s)switch(this.getSettings_().endingEnd){case 2401:a=e,s=2*n-t;break;case 2402:a=1,s=n+i[1]-i[0];break;default:a=e-1,s=t}const l=.5*(n-t),c=this.valueSize;this._weightPrev=l/(t-o),this._weightNext=l/(s-n),this._offsetPrev=r*c,this._offsetNext=a*c},interpolate_:function(e,t,n,i){const r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=e*o,l=s-o,c=this._offsetPrev,h=this._offsetNext,u=this._weightPrev,d=this._weightNext,p=(n-t)/(i-t),f=p*p,m=f*p,g=-u*m+2*u*f-u*p,v=(1+u)*m+(-1.5-2*u)*f+(-.5+u)*p+1,x=(-1-d)*m+(1.5+d)*f+.5*p,y=d*m-d*f;for(let _=0;_!==o;++_)r[_]=g*a[c+_]+v*a[l+_]+x*a[s+_]+y*a[h+_];return r}}),Zr.prototype=Object.assign(Object.create(Xr.prototype),{constructor:Zr,interpolate_:function(e,t,n,i){const r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=e*o,l=s-o,c=(n-t)/(i-t),h=1-c;for(let u=0;u!==o;++u)r[u]=a[l+u]*h+a[s+u]*c;return r}}),Jr.prototype=Object.assign(Object.create(Xr.prototype),{constructor:Jr,interpolate_:function(e){return this.copySampleValue_(e-1)}});class Kr{constructor(e,t,n,i){if(void 0===e)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===t||0===t.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=qr.convertArray(t,this.TimeBufferType),this.values=qr.convertArray(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let n;if(t.toJSON!==this.toJSON)n=t.toJSON(e);else{n={name:e.name,times:qr.convertArray(e.times,Array),values:qr.convertArray(e.values,Array)};const t=e.getInterpolation();t!==e.DefaultInterpolation&&(n.interpolation=t)}return n.type=e.ValueTypeName,n}InterpolantFactoryMethodDiscrete(e){return new Jr(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new Zr(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new Yr(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case 2300:t=this.InterpolantFactoryMethodDiscrete;break;case 2301:t=this.InterpolantFactoryMethodLinear;break;case 2302:t=this.InterpolantFactoryMethodSmooth}if(void 0===t){const t="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(e===this.DefaultInterpolation)throw new Error(t);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",t),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return 2300;case this.InterpolantFactoryMethodLinear:return 2301;case this.InterpolantFactoryMethodSmooth:return 2302}}getValueSize(){return this.values.length/this.times.length}shift(e){if(0!==e){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]+=e}return this}scale(e){if(1!==e){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]*=e}return this}trim(e,t){const n=this.times,i=n.length;let r=0,a=i-1;for(;r!==i&&n[r]<e;)++r;for(;-1!==a&&n[a]>t;)--a;if(++a,0!==r||a!==i){r>=a&&(a=Math.max(a,1),r=a-1);const e=this.getValueSize();this.times=qr.arraySlice(n,r,a),this.values=qr.arraySlice(this.values,r*e,a*e)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);const n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let o=0;o!==r;o++){const t=n[o];if("number"==typeof t&&isNaN(t)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,o,t),e=!1;break}if(null!==a&&a>t){console.error("THREE.KeyframeTrack: Out of order keys.",this,o,t,a),e=!1;break}a=t}if(void 0!==i&&qr.isTypedArray(i))for(let o=0,s=i.length;o!==s;++o){const t=i[o];if(isNaN(t)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,o,t),e=!1;break}}return e}optimize(){const e=qr.arraySlice(this.times),t=qr.arraySlice(this.values),n=this.getValueSize(),i=2302===this.getInterpolation(),r=e.length-1;let a=1;for(let o=1;o<r;++o){let r=!1;const s=e[o];if(s!==e[o+1]&&(1!==o||s!==e[0]))if(i)r=!0;else{const e=o*n,i=e-n,a=e+n;for(let o=0;o!==n;++o){const n=t[e+o];if(n!==t[i+o]||n!==t[a+o]){r=!0;break}}}if(r){if(o!==a){e[a]=e[o];const i=o*n,r=a*n;for(let e=0;e!==n;++e)t[r+e]=t[i+e]}++a}}if(r>0){e[a]=e[r];for(let e=r*n,i=a*n,o=0;o!==n;++o)t[i+o]=t[e+o];++a}return a!==e.length?(this.times=qr.arraySlice(e,0,a),this.values=qr.arraySlice(t,0,a*n)):(this.times=e,this.values=t),this}clone(){const e=qr.arraySlice(this.times,0),t=qr.arraySlice(this.values,0),n=new(0,this.constructor)(this.name,e,t);return n.createInterpolant=this.createInterpolant,n}}Kr.prototype.TimeBufferType=Float32Array,Kr.prototype.ValueBufferType=Float32Array,Kr.prototype.DefaultInterpolation=2301;class Qr extends Kr{}Qr.prototype.ValueTypeName="bool",Qr.prototype.ValueBufferType=Array,Qr.prototype.DefaultInterpolation=2300,Qr.prototype.InterpolantFactoryMethodLinear=void 0,Qr.prototype.InterpolantFactoryMethodSmooth=void 0;class $r 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t=e;n=t.geometry&&t.geometry.animations||t.animations}for(let i=0;i<n.length;i++)if(n[i].name===t)return n[i];return null}static CreateClipsFromMorphTargetSequences(e,t,n){const i={},r=/^([\w-]*?)([\d]+)$/;for(let o=0,s=e.length;o<s;o++){const t=e[o],n=t.name.match(r);if(n&&n.length>1){const e=n[1];let r=i[e];r||(i[e]=r=[]),r.push(t)}}const a=[];for(const o in i)a.push(this.CreateFromMorphTargetSequence(o,i[o],t,n));return a}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(e,t,n,i,r){if(0!==n.length){const a=[],o=[];qr.flattenJSON(n,a,o,i),0!==a.length&&r.push(new e(t,a,o))}},i=[],r=e.name||"default",a=e.fps||30,o=e.blendMode;let s=e.length||-1;const l=e.hierarchy||[];for(let c=0;c<l.length;c++){const e=l[c].keys;if(e&&0!==e.length)if(e[0].morphTargets){const t={};let n;for(n=0;n<e.length;n++)if(e[n].morphTargets)for(let i=0;i<e[n].morphTargets.length;i++)t[e[n].morphTargets[i]]=-1;for(const r in t){const t=[],a=[];for(let i=0;i!==e[n].morphTargets.length;++i){const i=e[n];t.push(i.time),a.push(i.morphTarget===r?1:0)}i.push(new ea(".morphTargetInfluence["+r+"]",t,a))}s=t.length*(a||1)}else{const r=".bones["+t[c].name+"]";n(ra,r+".position",e,"pos",i),n(na,r+".quaternion",e,"rot",i),n(ra,r+".scale",e,"scl",i)}}if(0===i.length)return null;return new this(r,s,i,o)}resetDuration(){let e=0;for(let t=0,n=this.tracks.length;t!==n;++t){const n=this.tracks[t];e=Math.max(e,n.times[n.times.length-1])}return this.duration=e,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let t=0;t<this.tracks.length;t++)e.push(this.tracks[t].clone());return new this.constructor(this.name,this.duration,e,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function oa(e){if(void 0===e.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const t=function(e){switch(e.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return ea;case"vector":case"vector2":case"vector3":case"vector4":return ra;case"color":return $r;case"quaternion":return na;case"bool":case"boolean":return Qr;case"string":return ia}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+e)}(e.type);if(void 0===e.times){const t=[],n=[];qr.flattenJSON(e.keys,t,n,"value"),e.times=t,e.values=n}return void 0!==t.parse?t.parse(e):new t(e.name,e.times,e.values,e.interpolation)}const sa={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};const la=new function(e,t,n){const i=this;let r,a=!1,o=0,s=0;const l=[];this.onStart=void 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ca{constructor(e){super(e)}load(e,t,n,i){const r=new Ft,a=new pa(this.manager);a.setCrossOrigin(this.crossOrigin),a.setPath(this.path);let o=0;function s(n){a.load(e[n],(function(e){r.images[n]=e,o++,6===o&&(r.needsUpdate=!0,t&&t(r))}),void 0,i)}for(let l=0;l<e.length;++l)s(l);return r}}function ma(e){ca.call(this,e)}function ga(e){ca.call(this,e)}function va(){this.type="Curve",this.arcLengthDivisions=200}ma.prototype=Object.assign(Object.create(ca.prototype),{constructor:ma,load:function(e,t,n,i){const r=this,a=new zt,o=new ua(this.manager);return o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setPath(this.path),o.setWithCredentials(r.withCredentials),o.load(e,(function(e){const n=r.parse(e);n&&(void 0!==n.image?a.image=n.image:void 0!==n.data&&(a.image.width=n.width,a.image.height=n.height,a.image.data=n.data),a.wrapS=void 0!==n.wrapS?n.wrapS:1001,a.wrapT=void 0!==n.wrapT?n.wrapT:1001,a.magFilter=void 0!==n.magFilter?n.magFilter:1006,a.minFilter=void 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e=Math.acos(i.clamp(r[p-1].dot(r[p]),-1,1));a[p].applyMatrix4(l.makeRotationAxis(s,e))}o[p].crossVectors(r[p],a[p])}if(!0===t){let t=Math.acos(i.clamp(a[0].dot(a[e]),-1,1));t/=e,r[0].dot(s.crossVectors(a[0],a[e]))>0&&(t=-t);for(let n=1;n<=e;n++)a[n].applyMatrix4(l.makeRotationAxis(r[n],t*n)),o[n].crossVectors(r[n],a[n])}return{tangents:r,normals:a,binormals:o}},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.arcLengthDivisions=e.arcLengthDivisions,this},toJSON:function(){const e={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e},fromJSON:function(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}});class xa extends ge{constructor(e,t=1){super(),this.type="Light",this.color=new Be(e),this.intensity=t}copy(e){return super.copy(e),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,void 0!==this.groundColor&&(t.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(t.object.distance=this.distance),void 0!==this.angle&&(t.object.angle=this.angle),void 0!==this.decay&&(t.object.decay=this.decay),void 0!==this.penumbra&&(t.object.penumbra=this.penumbra),void 0!==this.shadow&&(t.object.shadow=this.shadow.toJSON()),t}}xa.prototype.isLight=!0;const ya=new j,_a=new f,ba=new f;class wa{constructor(e){this.camera=e,this.bias=0,this.normalBias=0,this.radius=1,this.mapSize=new r(512,512),this.map=null,this.mapPass=null,this.matrix=new j,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new kt,this._frameExtents=new r(1,1),this._viewportCount=1,this._viewports=[new u(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;_a.setFromMatrixPosition(e.matrixWorld),t.position.copy(_a),ba.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(ba),t.updateMatrixWorld(),ya.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(ya),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(t.projectionMatrix),n.multiply(t.matrixWorldInverse)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}copy(e){return this.camera=e.camera.clone(),this.bias=e.bias,this.radius=e.radius,this.mapSize.copy(e.mapSize),this}clone(){return(new this.constructor).copy(this)}toJSON(){const e={};return 0!==this.bias&&(e.bias=this.bias),0!==this.normalBias&&(e.normalBias=this.normalBias),1!==this.radius&&(e.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class Ma extends wa{constructor(){super(new Ot(50,1,.5,500)),this.focus=1}updateMatrices(e){const t=this.camera,n=2*i.RAD2DEG*e.angle*this.focus,r=this.mapSize.width/this.mapSize.height,a=e.distance||t.far;n===t.fov&&r===t.aspect&&a===t.far||(t.fov=n,t.aspect=r,t.far=a,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}Ma.prototype.isSpotLightShadow=!0;class Sa extends xa{constructor(e,t,n=0,i=Math.PI/3,r=0,a=1){super(e,t),this.type="SpotLight",this.position.copy(ge.DefaultUp),this.updateMatrix(),this.target=new ge,this.distance=n,this.angle=i,this.penumbra=r,this.decay=a,this.shadow=new Ma}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}copy(e){return super.copy(e),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}Sa.prototype.isSpotLight=!0;const Ta=new j,Ea=new f,La=new f;class Ra extends wa{constructor(){super(new Ot(90,1,.5,500)),this._frameExtents=new r(4,2),this._viewportCount=6,this._viewports=[new u(2,1,1,1),new u(0,1,1,1),new u(3,1,1,1),new u(1,1,1,1),new u(3,0,1,1),new u(1,0,1,1)],this._cubeDirections=[new f(1,0,0),new f(-1,0,0),new f(0,0,1),new f(0,0,-1),new f(0,1,0),new f(0,-1,0)],this._cubeUps=[new f(0,1,0),new f(0,1,0),new f(0,1,0),new f(0,1,0),new f(0,0,1),new f(0,0,-1)]}updateMatrices(e,t=0){const n=this.camera,i=this.matrix,r=e.distance||n.far;r!==n.far&&(n.far=r,n.updateProjectionMatrix()),Ea.setFromMatrixPosition(e.matrixWorld),n.position.copy(Ea),La.copy(n.position),La.add(this._cubeDirections[t]),n.up.copy(this._cubeUps[t]),n.lookAt(La),n.updateMatrixWorld(),i.makeTranslation(-Ea.x,-Ea.y,-Ea.z),Ta.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Ta)}}Ra.prototype.isPointLightShadow=!0;class Aa extends xa{constructor(e,t,n=0,i=1){super(e,t),this.type="PointLight",this.distance=n,this.decay=i,this.shadow=new Ra}get power(){return 4*this.intensity*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}copy(e){return super.copy(e),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}Aa.prototype.isPointLight=!0;class Pa extends Nt{constructor(e=-1,t=1,n=1,i=-1,r=.1,a=2e3){super(),this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=n,this.bottom=i,this.near=r,this.far=a,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=null===e.view?null:Object.assign({},e.view),this}setViewOffset(e,t,n,i,r,a){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let r=n-e,a=n+e,o=i+t,s=i-t;if(null!==this.view&&this.view.enabled){const e=(this.right-this.left)/this.view.fullWidth/this.zoom,t=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=e*this.view.offsetX,a=r+e*this.view.width,o-=t*this.view.offsetY,s=o-t*this.view.height}this.projectionMatrix.makeOrthographic(r,a,o,s,this.near,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=ge.prototype.toJSON.call(this,e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,null!==this.view&&(t.object.view=Object.assign({},this.view)),t}}Pa.prototype.isOrthographicCamera=!0;class Ca extends wa{constructor(){super(new Pa(-5,5,5,-5,.5,500))}}Ca.prototype.isDirectionalLightShadow=!0;class Da extends xa{constructor(e,t){super(e,t),this.type="DirectionalLight",this.position.copy(ge.DefaultUp),this.updateMatrix(),this.target=new ge,this.shadow=new Ca}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}Da.prototype.isDirectionalLight=!0;const Ia=function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let i=0,r=e.length;i<r;i++)t+=String.fromCharCode(e[i]);try{return decodeURIComponent(escape(t))}catch(n){return t}},Na=function(e){const t=e.lastIndexOf("/");return-1===t?"./":e.substr(0,t+1)};function Oa(){ct.call(this),this.type="InstancedBufferGeometry",this.instanceCount=1/0}function Ua(e,t,n,i){"number"==typeof n&&(i=n,n=!1,console.error("THREE.InstancedBufferAttribute: The constructor now expects normalized as the third argument.")),We.call(this,e,t,n),this.meshPerAttribute=i||1}function Fa(e){"undefined"==typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"==typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),ca.call(this,e),this.options={premultiplyAlpha:"none"}}Oa.prototype=Object.assign(Object.create(ct.prototype),{constructor:Oa,isInstancedBufferGeometry:!0,copy:function(e){return ct.prototype.copy.call(this,e),this.instanceCount=e.instanceCount,this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){const e=ct.prototype.toJSON.call(this);return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}),Ua.prototype=Object.assign(Object.create(We.prototype),{constructor:Ua,isInstancedBufferAttribute:!0,copy:function(e){return We.prototype.copy.call(this,e),this.meshPerAttribute=e.meshPerAttribute,this},toJSON:function(){const e=We.prototype.toJSON.call(this);return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}),Fa.prototype=Object.assign(Object.create(ca.prototype),{constructor:Fa,isImageBitmapLoader:!0,setOptions:function(e){return this.options=e,this},load:function(e,t,n,i){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=this,a=sa.get(e);if(void 0!==a)return r.manager.itemStart(e),setTimeout((function(){t&&t(a),r.manager.itemEnd(e)}),0),a;const o={};o.credentials="anonymous"===this.crossOrigin?"same-origin":"include",o.headers=this.requestHeader,fetch(e,o).then((function(e){return e.blob()})).then((function(e){return createImageBitmap(e,Object.assign(r.options,{colorSpaceConversion:"none"}))})).then((function(n){sa.add(e,n),t&&t(n),r.manager.itemEnd(e)})).catch((function(t){i&&i(t),r.manager.itemError(e),r.manager.itemEnd(e)})),r.manager.itemStart(e)}}),new j,new j;class Ha{constructor(e){this.autoStart=void 0===e||e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=za(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const t=za();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}function za(){return("undefined"==typeof performance?Date:performance).now()}const Ba=new RegExp("[\\[\\]\\.:\\/]","g"),Ga="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",ka=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),Va=/(WCOD+)?/.source.replace("WCOD",Ga),Wa=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),ja=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),qa=new RegExp("^"+ka+Va+Wa+ja+"$"),Xa=["material","materials","bones"];function Ya(e,t,n){const i=n||Za.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,i)}function Za(e,t,n){this.path=t,this.parsedPath=n||Za.parseTrackName(t),this.node=Za.findNode(e,this.parsedPath.nodeName)||e,this.rootNode=e}function Ja(e,t,n){ar.call(this,e,t),this.meshPerAttribute=n||1}function Ka(e,t,n,i,r){this.buffer=e,this.type=t,this.itemSize=n,this.elementSize=i,this.count=r,this.version=0}function Qa(e,t,n=0,i=1/0){this.ray=new W(e,t),this.near=n,this.far=i,this.camera=null,this.layers=new ne,this.params={Mesh:{},Line:{threshold:1},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 $a(e,t){return e.distance-t.distance}function eo(e,t,n,i){if(e.layers.test(t.layers)&&e.raycast(t,n),!0===i){const i=e.children;for(let e=0,r=i.length;e<r;e++)eo(i[e],t,n,!0)}}function to(e){ge.call(this),this.material=e,this.render=function(){},this.hasPositions=!1,this.hasNormals=!1,this.hasColors=!1,this.hasUvs=!1,this.positionArray=null,this.normalArray=null,this.colorArray=null,this.uvArray=null,this.count=0}Object.assign(Ya.prototype,{getValue:function(e,t){this.bind();const n=this._targetGroup.nCachedObjects_,i=this._bindings[n];void 0!==i&&i.getValue(e,t)},setValue:function(e,t){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,r=n.length;i!==r;++i)n[i].setValue(e,t)},bind:function(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()},unbind:function(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}}),Object.assign(Za,{Composite:Ya,create:function(e,t,n){return e&&e.isAnimationObjectGroup?new Za.Composite(e,t,n):new Za(e,t,n)},sanitizeNodeName:function(e){return e.replace(/\s/g,"_").replace(Ba,"")},parseTrackName:function(e){const t=qa.exec(e);if(!t)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const n={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){const e=n.nodeName.substring(i+1);-1!==Xa.indexOf(e)&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=e)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n},findNode:function(e,t){if(!t||""===t||"."===t||-1===t||t===e.name||t===e.uuid)return e;if(e.skeleton){const n=e.skeleton.getBoneByName(t);if(void 0!==n)return n}if(e.children){const n=function(e){for(let i=0;i<e.length;i++){const r=e[i];if(r.name===t||r.uuid===t)return r;const a=n(r.children);if(a)return a}return null},i=n(e.children);if(i)return i}return null}}),Object.assign(Za.prototype,{_getValue_unavailable:function(){},_setValue_unavailable:function(){},BindingType:{Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Versioning:{None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},GetterByBindingType:[function(e,t){e[t]=this.node[this.propertyName]},function(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)e[t++]=n[i]},function(e,t){e[t]=this.resolvedProperty[this.propertyIndex]},function(e,t){this.resolvedProperty.toArray(e,t)}],SetterByBindingTypeAndVersioning:[[function(e,t){this.targetObject[this.propertyName]=e[t]},function(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0},function(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++]},function(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++];this.targetObject.needsUpdate=!0},function(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(e,t){this.resolvedProperty[this.propertyIndex]=e[t]},function(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0},function(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(e,t){this.resolvedProperty.fromArray(e,t)},function(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0},function(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}]],getValue:function(e,t){this.bind(),this.getValue(e,t)},setValue:function(e,t){this.bind(),this.setValue(e,t)},bind:function(){let e=this.node;const t=this.parsedPath,n=t.objectName,i=t.propertyName;let r=t.propertyIndex;if(e||(e=Za.findNode(this.rootNode,t.nodeName)||this.rootNode,this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e)return void console.error("THREE.PropertyBinding: Trying to update node for track: "+this.path+" but it wasn't found.");if(n){let i=t.objectIndex;switch(n){case"materials":if(!e.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!e.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);e=e.material.materials;break;case"bones":if(!e.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);e=e.skeleton.bones;for(let t=0;t<e.length;t++)if(e[t].name===i){i=t;break}break;default:if(void 0===e[n])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);e=e[n]}if(void 0!==i){if(void 0===e[i])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);e=e[i]}}const a=e[i];if(void 0===a){const n=t.nodeName;return void console.error("THREE.PropertyBinding: Trying to update property for track: "+n+"."+i+" but it wasn't found.",e)}let o=this.Versioning.None;this.targetObject=e,void 0!==e.needsUpdate?o=this.Versioning.NeedsUpdate:void 0!==e.matrixWorldNeedsUpdate&&(o=this.Versioning.MatrixWorldNeedsUpdate);let s=this.BindingType.Direct;if(void 0!==r){if("morphTargetInfluences"===i){if(!e.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!e.geometry.isBufferGeometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences on THREE.Geometry. Use THREE.BufferGeometry instead.",this);if(!e.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==e.morphTargetDictionary[r]&&(r=e.morphTargetDictionary[r])}s=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=r}else void 0!==a.fromArray&&void 0!==a.toArray?(s=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(s=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=i;this.getValue=this.GetterByBindingType[s],this.setValue=this.SetterByBindingTypeAndVersioning[s][o]},unbind:function(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}),Object.assign(Za.prototype,{_getValue_unbound:Za.prototype.getValue,_setValue_unbound:Za.prototype.setValue}),Ja.prototype=Object.assign(Object.create(ar.prototype),{constructor:Ja,isInstancedInterleavedBuffer:!0,copy:function(e){return ar.prototype.copy.call(this,e),this.meshPerAttribute=e.meshPerAttribute,this},clone:function(e){const t=ar.prototype.clone.call(this,e);return t.meshPerAttribute=this.meshPerAttribute,t},toJSON:function(e){const t=ar.prototype.toJSON.call(this,e);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}}),Object.defineProperty(Ka.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.assign(Ka.prototype,{isGLBufferAttribute:!0,setBuffer:function(e){return this.buffer=e,this},setType:function(e,t){return this.type=e,this.elementSize=t,this},setItemSize:function(e){return this.itemSize=e,this},setCount:function(e){return this.count=e,this}}),Object.assign(Qa.prototype,{set:function(e,t){this.ray.set(e,t)},setFromCamera:function(e,t){t&&t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t&&t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):console.error("THREE.Raycaster: Unsupported camera type: "+t.type)},intersectObject:function(e,t=!1,n=[]){return eo(e,this,n,t),n.sort($a),n},intersectObjects:function(e,t=!1,n=[]){for(let i=0,r=e.length;i<r;i++)eo(e[i],this,n,t);return n.sort($a),n}}),to.prototype=Object.create(ge.prototype),to.prototype.constructor=to,to.prototype.isImmediateRenderObject=!0;const no=new Ge({side:1,depthWrite:!1,depthTest:!1});new Lt(new At,no),va.create=function(e,t){return console.log("THREE.Curve.create() has been deprecated"),e.prototype=Object.create(va.prototype),e.prototype.constructor=e,e.prototype.getPoint=t,e},ca.prototype.extractUrlBase=function(e){return console.warn("THREE.Loader: .extractUrlBase() has been deprecated. Use THREE.LoaderUtils.extractUrlBase() instead."),Na(e)},ca.Handlers={add:function(){console.error("THREE.Loader: Handlers.add() has been removed. Use LoadingManager.addHandler() instead.")},get:function(){console.error("THREE.Loader: Handlers.get() has been removed. Use LoadingManager.getHandler() instead.")}},v.prototype.center=function(e){return console.warn("THREE.Box3: .center() has been renamed to .getCenter()."),this.getCenter(e)},v.prototype.empty=function(){return console.warn("THREE.Box3: .empty() has been renamed to .isEmpty()."),this.isEmpty()},v.prototype.isIntersectionBox=function(e){return console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(e)},v.prototype.isIntersectionSphere=function(e){return console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(e)},v.prototype.size=function(e){return console.warn("THREE.Box3: .size() has been renamed to .getSize()."),this.getSize(e)},U.prototype.empty=function(){return console.warn("THREE.Sphere: .empty() has been renamed to .isEmpty()."),this.isEmpty()},kt.prototype.setFromMatrix=function(e){return console.warn("THREE.Frustum: .setFromMatrix() has been renamed to .setFromProjectionMatrix()."),this.setFromProjectionMatrix(e)},i.random16=function(){return console.warn("THREE.Math: .random16() has been deprecated. Use Math.random() instead."),Math.random()},i.nearestPowerOfTwo=function(e){return console.warn("THREE.Math: .nearestPowerOfTwo() has been renamed to .floorPowerOfTwo()."),i.floorPowerOfTwo(e)},i.nextPowerOfTwo=function(e){return console.warn("THREE.Math: .nextPowerOfTwo() has been renamed to .ceilPowerOfTwo()."),i.ceilPowerOfTwo(e)},a.prototype.flattenToArrayOffset=function(e,t){return console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(e,t)},a.prototype.multiplyVector3=function(e){return console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead."),e.applyMatrix3(this)},a.prototype.multiplyVector3Array=function(){console.error("THREE.Matrix3: .multiplyVector3Array() has been removed.")},a.prototype.applyToBufferAttribute=function(e){return console.warn("THREE.Matrix3: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix3( matrix ) instead."),e.applyMatrix3(this)},a.prototype.applyToVector3Array=function(){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")},a.prototype.getInverse=function(e){return console.warn("THREE.Matrix3: .getInverse() has been removed. Use matrixInv.copy( matrix ).invert(); instead."),this.copy(e).invert()},j.prototype.extractPosition=function(e){return console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition()."),this.copyPosition(e)},j.prototype.flattenToArrayOffset=function(e,t){return console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(e,t)},j.prototype.getPosition=function(){return console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead."),(new f).setFromMatrixColumn(this,3)},j.prototype.setRotationFromQuaternion=function(e){return console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion()."),this.makeRotationFromQuaternion(e)},j.prototype.multiplyToArray=function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")},j.prototype.multiplyVector3=function(e){return console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead."),e.applyMatrix4(this)},j.prototype.multiplyVector4=function(e){return console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead."),e.applyMatrix4(this)},j.prototype.multiplyVector3Array=function(){console.error("THREE.Matrix4: .multiplyVector3Array() has been removed.")},j.prototype.rotateAxis=function(e){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead."),e.transformDirection(this)},j.prototype.crossVector=function(e){return console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead."),e.applyMatrix4(this)},j.prototype.translate=function(){console.error("THREE.Matrix4: .translate() has been removed.")},j.prototype.rotateX=function(){console.error("THREE.Matrix4: .rotateX() has been removed.")},j.prototype.rotateY=function(){console.error("THREE.Matrix4: .rotateY() has been removed.")},j.prototype.rotateZ=function(){console.error("THREE.Matrix4: .rotateZ() has been removed.")},j.prototype.rotateByAxis=function(){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")},j.prototype.applyToBufferAttribute=function(e){return console.warn("THREE.Matrix4: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix4( matrix ) instead."),e.applyMatrix4(this)},j.prototype.applyToVector3Array=function(){console.error("THREE.Matrix4: .applyToVector3Array() has been removed.")},j.prototype.makeFrustum=function(e,t,n,i,r,a){return console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead."),this.makePerspective(e,t,i,n,r,a)},j.prototype.getInverse=function(e){return console.warn("THREE.Matrix4: .getInverse() has been removed. Use matrixInv.copy( matrix ).invert(); instead."),this.copy(e).invert()},_e.prototype.isIntersectionLine=function(e){return console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine()."),this.intersectsLine(e)},p.prototype.multiplyVector3=function(e){return console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead."),e.applyQuaternion(this)},p.prototype.inverse=function(){return console.warn("THREE.Quaternion: .inverse() has been renamed to invert()."),this.invert()},W.prototype.isIntersectionBox=function(e){return console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(e)},W.prototype.isIntersectionPlane=function(e){return console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane()."),this.intersectsPlane(e)},W.prototype.isIntersectionSphere=function(e){return console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(e)},Ce.prototype.area=function(){return console.warn("THREE.Triangle: .area() has been renamed to .getArea()."),this.getArea()},Ce.prototype.barycoordFromPoint=function(e,t){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),this.getBarycoord(e,t)},Ce.prototype.midpoint=function(e){return console.warn("THREE.Triangle: .midpoint() has been renamed to .getMidpoint()."),this.getMidpoint(e)},Ce.prototypenormal=function(e){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),this.getNormal(e)},Ce.prototype.plane=function(e){return console.warn("THREE.Triangle: .plane() has been renamed to .getPlane()."),this.getPlane(e)},Ce.barycoordFromPoint=function(e,t,n,i,r){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),Ce.getBarycoord(e,t,n,i,r)},Ce.normal=function(e,t,n,i){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),Ce.getNormal(e,t,n,i)},r.prototype.fromAttribute=function(e,t,n){return console.warn("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(e,t,n)},r.prototype.distanceToManhattan=function(e){return console.warn("THREE.Vector2: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(e)},r.prototype.lengthManhattan=function(){return console.warn("THREE.Vector2: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},f.prototype.setEulerFromRotationMatrix=function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},f.prototype.setEulerFromQuaternion=function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},f.prototype.getPositionFromMatrix=function(e){return console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition()."),this.setFromMatrixPosition(e)},f.prototype.getScaleFromMatrix=function(e){return console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale()."),this.setFromMatrixScale(e)},f.prototype.getColumnFromMatrix=function(e,t){return console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn()."),this.setFromMatrixColumn(t,e)},f.prototype.applyProjection=function(e){return console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead."),this.applyMatrix4(e)},f.prototype.fromAttribute=function(e,t,n){return console.warn("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(e,t,n)},f.prototype.distanceToManhattan=function(e){return console.warn("THREE.Vector3: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(e)},f.prototype.lengthManhattan=function(){return console.warn("THREE.Vector3: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},u.prototype.fromAttribute=function(e,t,n){return console.warn("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(e,t,n)},u.prototype.lengthManhattan=function(){return console.warn("THREE.Vector4: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},ge.prototype.getChildByName=function(e){return console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName()."),this.getObjectByName(e)},ge.prototype.renderDepth=function(){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")},ge.prototype.translate=function(e,t){return console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead."),this.translateOnAxis(t,e)},ge.prototype.getWorldRotation=function(){console.error("THREE.Object3D: .getWorldRotation() has been removed. Use THREE.Object3D.getWorldQuaternion( target ) instead.")},ge.prototype.applyMatrix=function(e){return console.warn("THREE.Object3D: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(e)},Object.defineProperties(ge.prototype,{eulerOrder:{get:function(){return console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order},set:function(e){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order=e}},useQuaternion:{get:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")},set:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")}}}),Lt.prototype.setDrawMode=function(){console.error("THREE.Mesh: .setDrawMode() has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")},Object.defineProperties(Lt.prototype,{drawMode:{get:function(){return console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode."),0},set:function(){console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")}}}),pr.prototype.initBones=function(){console.error("THREE.SkinnedMesh: initBones() has been removed.")},Object.defineProperty(va.prototype,"__arcLengthDivisions",{get:function(){return console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions."),this.arcLengthDivisions},set:function(e){console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions."),this.arcLengthDivisions=e}}),Ot.prototype.setLens=function(e,t){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup."),void 0!==t&&(this.filmGauge=t),this.setFocalLength(e)},Object.defineProperties(xa.prototype,{onlyShadow:{set:function(){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(e){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov."),this.shadow.camera.fov=e}},shadowCameraLeft:{set:function(e){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left."),this.shadow.camera.left=e}},shadowCameraRight:{set:function(e){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right."),this.shadow.camera.right=e}},shadowCameraTop:{set:function(e){console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top."),this.shadow.camera.top=e}},shadowCameraBottom:{set:function(e){console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom."),this.shadow.camera.bottom=e}},shadowCameraNear:{set:function(e){console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near."),this.shadow.camera.near=e}},shadowCameraFar:{set:function(e){console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far."),this.shadow.camera.far=e}},shadowCameraVisible:{set:function(){console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.")}},shadowBias:{set:function(e){console.warn("THREE.Light: .shadowBias is now .shadow.bias."),this.shadow.bias=e}},shadowDarkness:{set:function(){console.warn("THREE.Light: .shadowDarkness has been removed.")}},shadowMapWidth:{set:function(e){console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width."),this.shadow.mapSize.width=e}},shadowMapHeight:{set:function(e){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height."),this.shadow.mapSize.height=e}}}),Object.defineProperties(We.prototype,{length:{get:function(){return console.warn("THREE.BufferAttribute: .length has been deprecated. Use .count instead."),this.array.length}},dynamic:{get:function(){return console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),35048===this.usage},set:function(){console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.setUsage(35048)}}}),We.prototype.setDynamic=function(e){return console.warn("THREE.BufferAttribute: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===e?35048:35044),this},We.prototype.copyIndicesArray=function(){console.error("THREE.BufferAttribute: .copyIndicesArray() has been removed.")},We.prototype.setArray=function(){console.error("THREE.BufferAttribute: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")},ct.prototype.addIndex=function(e){console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex()."),this.setIndex(e)},ct.prototype.addAttribute=function(e,t){return console.warn("THREE.BufferGeometry: .addAttribute() has been renamed to .setAttribute()."),t&&t.isBufferAttribute||t&&t.isInterleavedBufferAttribute?"index"===e?(console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(t),this):this.setAttribute(e,t):(console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.setAttribute(e,new We(arguments[1],arguments[2])))},ct.prototype.addDrawCall=function(e,t,n){void 0!==n&&console.warn("THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset."),console.warn("THREE.BufferGeometry: .addDrawCall() is now .addGroup()."),this.addGroup(e,t)},ct.prototype.clearDrawCalls=function(){console.warn("THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups()."),this.clearGroups()},ct.prototype.computeOffsets=function(){console.warn("THREE.BufferGeometry: .computeOffsets() has been removed.")},ct.prototype.removeAttribute=function(e){return console.warn("THREE.BufferGeometry: .removeAttribute() has been renamed to .deleteAttribute()."),this.deleteAttribute(e)},ct.prototype.applyMatrix=function(e){return console.warn("THREE.BufferGeometry: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(e)},Object.defineProperties(ct.prototype,{drawcalls:{get:function(){return console.error("THREE.BufferGeometry: .drawcalls has been renamed to .groups."),this.groups}},offsets:{get:function(){return console.warn("THREE.BufferGeometry: .offsets has been renamed to .groups."),this.groups}}}),Object.defineProperties(Oa.prototype,{maxInstancedCount:{get:function(){return console.warn("THREE.InstancedBufferGeometry: .maxInstancedCount has been renamed to .instanceCount."),this.instanceCount},set:function(e){console.warn("THREE.InstancedBufferGeometry: .maxInstancedCount has been renamed to .instanceCount."),this.instanceCount=e}}}),Object.defineProperties(Qa.prototype,{linePrecision:{get:function(){return console.warn("THREE.Raycaster: .linePrecision has been deprecated. Use .params.Line.threshold instead."),this.params.Line.threshold},set:function(e){console.warn("THREE.Raycaster: .linePrecision has been deprecated. Use .params.Line.threshold instead."),this.params.Line.threshold=e}}}),Object.defineProperties(ar.prototype,{dynamic:{get:function(){return console.warn("THREE.InterleavedBuffer: .length has been deprecated. Use .usage instead."),35048===this.usage},set:function(e){console.warn("THREE.InterleavedBuffer: .length has been deprecated. Use .usage instead."),this.setUsage(e)}}}),ar.prototype.setDynamic=function(e){return console.warn("THREE.InterleavedBuffer: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===e?35048:35044),this},ar.prototype.setArray=function(){console.error("THREE.InterleavedBuffer: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")},rr.prototype.dispose=function(){console.error("THREE.Scene: .dispose() has been removed.")},Object.defineProperties(Ie.prototype,{wrapAround:{get:function(){console.warn("THREE.Material: .wrapAround has been removed.")},set:function(){console.warn("THREE.Material: .wrapAround has been removed.")}},overdraw:{get:function(){console.warn("THREE.Material: .overdraw has been removed.")},set:function(){console.warn("THREE.Material: .overdraw has been removed.")}},wrapRGB:{get:function(){return console.warn("THREE.Material: .wrapRGB has been removed."),new Be}},shading:{get:function(){console.error("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead.")},set:function(e){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===e}},stencilMask:{get:function(){return console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask},set:function(e){console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask=e}}}),Object.defineProperties(jr.prototype,{transparency:{get:function(){return console.warn("THREE.MeshPhysicalMaterial: .transparency has been renamed to .transmission."),this.transmission},set:function(e){console.warn("THREE.MeshPhysicalMaterial: .transparency has been renamed to .transmission."),this.transmission=e}}}),Object.defineProperties(It.prototype,{derivatives:{get:function(){return console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives},set:function(e){console.warn("THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives=e}}}),ir.prototype.clearTarget=function(e,t,n,i){console.warn("THREE.WebGLRenderer: .clearTarget() has been deprecated. Use .setRenderTarget() and .clear() instead."),this.setRenderTarget(e),this.clear(t,n,i)},ir.prototype.animate=function(e){console.warn("THREE.WebGLRenderer: .animate() is now .setAnimationLoop()."),this.setAnimationLoop(e)},ir.prototype.getCurrentRenderTarget=function(){return console.warn("THREE.WebGLRenderer: .getCurrentRenderTarget() is now .getRenderTarget()."),this.getRenderTarget()},ir.prototype.getMaxAnisotropy=function(){return console.warn("THREE.WebGLRenderer: .getMaxAnisotropy() is now .capabilities.getMaxAnisotropy()."),this.capabilities.getMaxAnisotropy()},ir.prototype.getPrecision=function(){return console.warn("THREE.WebGLRenderer: .getPrecision() is now .capabilities.precision."),this.capabilities.precision},ir.prototype.resetGLState=function(){return console.warn("THREE.WebGLRenderer: .resetGLState() is now .state.reset()."),this.state.reset()},ir.prototype.supportsFloatTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( 'OES_texture_float' )."),this.extensions.get("OES_texture_float")},ir.prototype.supportsHalfFloatTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( 'OES_texture_half_float' )."),this.extensions.get("OES_texture_half_float")},ir.prototype.supportsStandardDerivatives=function(){return console.warn("THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( 'OES_standard_derivatives' )."),this.extensions.get("OES_standard_derivatives")},ir.prototype.supportsCompressedTextureS3TC=function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( 'WEBGL_compressed_texture_s3tc' )."),this.extensions.get("WEBGL_compressed_texture_s3tc")},ir.prototype.supportsCompressedTexturePVRTC=function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( 'WEBGL_compressed_texture_pvrtc' )."),this.extensions.get("WEBGL_compressed_texture_pvrtc")},ir.prototype.supportsBlendMinMax=function(){return console.warn("THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( 'EXT_blend_minmax' )."),this.extensions.get("EXT_blend_minmax")},ir.prototype.supportsVertexTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsVertexTextures() is now .capabilities.vertexTextures."),this.capabilities.vertexTextures},ir.prototype.supportsInstancedArrays=function(){return console.warn("THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( 'ANGLE_instanced_arrays' )."),this.extensions.get("ANGLE_instanced_arrays")},ir.prototype.enableScissorTest=function(e){console.warn("THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest()."),this.setScissorTest(e)},ir.prototype.initMaterial=function(){console.warn("THREE.WebGLRenderer: .initMaterial() has been removed.")},ir.prototype.addPrePlugin=function(){console.warn("THREE.WebGLRenderer: .addPrePlugin() has been removed.")},ir.prototype.addPostPlugin=function(){console.warn("THREE.WebGLRenderer: .addPostPlugin() has been removed.")},ir.prototype.updateShadowMap=function(){console.warn("THREE.WebGLRenderer: .updateShadowMap() has been removed.")},ir.prototype.setFaceCulling=function(){console.warn("THREE.WebGLRenderer: .setFaceCulling() has been removed.")},ir.prototype.allocTextureUnit=function(){console.warn("THREE.WebGLRenderer: .allocTextureUnit() has been removed.")},ir.prototype.setTexture=function(){console.warn("THREE.WebGLRenderer: .setTexture() has been removed.")},ir.prototype.setTexture2D=function(){console.warn("THREE.WebGLRenderer: .setTexture2D() has been removed.")},ir.prototype.setTextureCube=function(){console.warn("THREE.WebGLRenderer: .setTextureCube() has been removed.")},ir.prototype.getActiveMipMapLevel=function(){return console.warn("THREE.WebGLRenderer: .getActiveMipMapLevel() is now .getActiveMipmapLevel()."),this.getActiveMipmapLevel()},Object.defineProperties(ir.prototype,{shadowMapEnabled:{get:function(){return this.shadowMap.enabled},set:function(e){console.warn("THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled."),this.shadowMap.enabled=e}},shadowMapType:{get:function(){return this.shadowMap.type},set:function(e){console.warn("THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type."),this.shadowMap.type=e}},shadowMapCullFace:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.")}},context:{get:function(){return console.warn("THREE.WebGLRenderer: .context has been removed. Use .getContext() instead."),this.getContext()}},vr:{get:function(){return console.warn("THREE.WebGLRenderer: .vr has been renamed to .xr"),this.xr}},gammaInput:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead."),!1},set:function(){console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead.")}},gammaOutput:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),!1},set:function(e){console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),this.outputEncoding=!0===e?3001:3e3}},toneMappingWhitePoint:{get:function(){return console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed."),1},set:function(){console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed.")}}}),Object.defineProperties(Yi.prototype,{cullFace:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.")}},renderReverseSided:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.")}},renderSingleSided:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.")}}}),Object.defineProperties(d.prototype,{wrapS:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS},set:function(e){console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS=e}},wrapT:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT},set:function(e){console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT=e}},magFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter},set:function(e){console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter=e}},minFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter},set:function(e){console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter=e}},anisotropy:{get:function(){return console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy},set:function(e){console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy=e}},offset:{get:function(){return console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset},set:function(e){console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset=e}},repeat:{get:function(){return console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat},set:function(e){console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat=e}},format:{get:function(){return console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format},set:function(e){console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format=e}},type:{get:function(){return console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type},set:function(e){console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type=e}},generateMipmaps:{get:function(){return console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps},set:function(e){console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps=e}}}),Ut.prototype.updateCubeMap=function(e,t){return console.warn("THREE.CubeCamera: .updateCubeMap() is now .update()."),this.update(e,t)},Ut.prototype.clear=function(e,t,n,i){return console.warn("THREE.CubeCamera: .clear() is now .renderTarget.clear()."),this.renderTarget.clear(e,t,n,i)},s.crossOrigin=void 0,s.loadTexture=function(e,t,n,i){console.warn("THREE.ImageUtils.loadTexture has been deprecated. Use THREE.TextureLoader() instead.");const r=new ga;r.setCrossOrigin(this.crossOrigin);const a=r.load(e,n,void 0,i);return t&&(a.mapping=t),a},s.loadTextureCube=function(e,t,n,i){console.warn("THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.");const r=new fa;r.setCrossOrigin(this.crossOrigin);const a=r.load(e,n,void 0,i);return t&&(a.mapping=t),a},s.loadCompressedTexture=function(){console.error("THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.")},s.loadCompressedTextureCube=function(){console.error("THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.")},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:"127"}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__="127");class io{constructor(e){this.paused=!0,this.requestId=0,this.onRender=()=>{e(),this.requestNextRender()}}start(){this.paused&&(this.paused=!1,this.requestNextRender())}pause(){this.paused||(this.paused=!0,this.cancelNextRender())}cancelNextRender(){this.requestId&&window.cancelAnimationFrame(this.requestId)}requestNextRender(){this.requestId=window.requestAnimationFrame(this.onRender)}}const ro=()=>i.seededRandom(),ao=(e,t,n,r)=>{const a=i.lerp(e,t,n);return Math.abs(t-a)<r?t:a};class oo{constructor(e={}){const{throttle:t=0,throttleLerpFactor:n=.035,opacity:i=1,opacityLerpFactor:r=.016,startOpacity:a=0}=e;this.clock=new Ha(!1),this.delta=0,this.throttle=t,this.throttleTarget=t,this.throttleLerpFactor=n,this.opacity=a,this.opacityTarget=i,this.opacityLerpFactor=r,this.update()}get isPaused(){return!this.clock.running}update(){this.delta=this.clock.getDelta(),this.throttle!==this.throttleTarget&&(this.throttle=ao(this.throttle,this.throttleTarget,this.throttleLerpFactor,.01)),this.opacity!==this.opacityTarget&&(this.opacity=ao(this.opacity,this.opacityTarget,this.opacityLerpFactor,.01))}start(){this.clock.start()}pause(){this.clock.stop()}setThrottle(e){this.throttleTarget=e}setOpacity(e){this.opacityTarget=e}}class so extends It{constructor(e,t={}){const{container:{length:n,depth:i}={length:40,depth:40},colorRange:{min:a,max:o}={min:3172607,max:15945620},thicknessRange:{min:s,max:l}={min:.035,max:.06},rayLengthRange:{min:c,max:h}={min:.1,max:2.5},stretchFactorRange:{min:u,max:d}={min:0,max:1.5},shakeSpeedFactor:p=.001,shakeStrengthFactor:m=.0035,speedRange:g={min:.5,max:60},particleTextureUrl:x="https://webgl-space-travel.requin.pro/particle-sprite.png",noiseTextureUrl:y="https://webgl-space-travel.requin.pro/noise.jpg"}=t,_=new ga,b=_.load(x),w=_.load(y);w.wrapT=1e3,w.wrapS=1e3;const M=new v(new f(-n/2,-n/2,-i/2),new f(n/2,n/2,i/2));super({vertexShader:"\nattribute float corner;\nattribute float colorMix;\n\nvarying vec2 vUv;\nvarying vec3 vColor;\n\nuniform float globalOpacity;\nuniform sampler2D noise;\nuniform vec3 bboxMax;\nuniform vec3 bboxMin;\nuniform vec2 offset;\nuniform vec3 direction;\nuniform mat4 rotation;\nuniform vec3 color1;\nuniform vec3 color2;\nuniform float minThickness;\nuniform float maxThickness;\nuniform float minRayLength;\nuniform float maxRayLength;\nuniform float minStretchFactor;\nuniform float maxStretchFactor;\nuniform float shakeSpeedFactor;\nuniform float shakeStrengthFactor;\nuniform float throttle;\nuniform float distance;\n\nfloat remap(float value, float inMin, float inMax, float outMin, float outMax) {\n  return outMin + (outMax - outMin) * (value - inMin) / (inMax - inMin);\n}\n\nvec2 rotate(vec2 v, float a) {\n  float s = sin(a);\n  float c = cos(a);\n  mat2 m = mat2(c, -s, s, c);\n  return m * v;\n}\n\n\nvoid main() {\n  vUv = uv;\n\n  // set particle color based on mix attribute\n  vColor = mix(color1, color2, colorMix);\n\n  float zRange = bboxMax.z - bboxMin.z;\n  float yRange = bboxMax.y - bboxMin.y;\n  float xRange = bboxMax.x - bboxMin.x;\n\n  vec3 pos = position;\n  pos += (distance * vec3(0.0, 0.0, 1.0));\n  pos.x -= offset.x;\n  pos.x = mod(pos.x, xRange) - xRange / 2.0;\n  pos.y -= offset.y;\n  pos.y = mod(pos.y, yRange) - (yRange / 2.0);\n  pos.z = mod(pos.z, zRange) - zRange / 2.0;\n\n  vec4 worldPos = modelMatrix * vec4(pos, 1.0);\n  vec4 worldOrigin = worldPos;\n  vec4 pOrigin = projectionMatrix * viewMatrix * worldOrigin;\n\n  float globalSizeFactor = clamp(remap(pOrigin.z, zRange, zRange * 0.925, 0.0, globalOpacity), 0.0, globalOpacity);\n  float rayLength = remap(throttle, 0.0, 1.0, minRayLength, maxRayLength);\n  float stretchFactor = remap(throttle, 0.0, 1.0, minStretchFactor, maxStretchFactor);\n\n  if (corner == 3.0 || corner == 1.0) {\n    worldPos.xyz -= (direction * rayLength * stretchFactor * globalSizeFactor);\n  }\n\n  if (corner == 0.0 || corner == 2.0) {\n    worldPos.xyz += (direction * rayLength * stretchFactor * globalSizeFactor);\n  }\n\n  vec4 viewPosition = viewMatrix * worldPos;\n  viewPosition = rotation * vec4(viewPosition.xyz, 1.0);\n\n  float size =  0.1 * globalSizeFactor;\n  float thickness = remap(throttle, 0.0, 1.0, minThickness, maxThickness);\n  float verticalStretch = mix(size, thickness, stretchFactor);\n  float angle = atan(-worldOrigin.y, -worldOrigin.x);\n\n  if (corner == 0.0) {\n    viewPosition.xy += rotate(vec2(-size, -verticalStretch), angle);\n  }\n\n  if (corner == 1.0) {\n    viewPosition.xy += rotate(vec2(size, -verticalStretch), angle);\n  }\n\n  if (corner == 2.0) {\n    viewPosition.xy += rotate(vec2(-size, verticalStretch), angle);\n  }\n\n  if (corner == 3.0) {\n    viewPosition.xy += rotate(vec2(size, verticalStretch), angle);\n  }\n\n  // Camera Shake\n  float shakeSpeed = shakeSpeedFactor * throttle;\n  float offsetX = remap(texture2D(noise, vec2(distance * shakeSpeed, 0)).r, 0.0, 1.0, -1.0, 1.0);\n  float offsetY = remap(texture2D(noise, vec2(distance * shakeSpeed, 0.5)).r, 0.0, 1.0, -1.0, 1.0);\n  float shakeStrength = shakeStrengthFactor * throttle;\n  vec2 shakeOffset = vec2(offsetX, offsetY) * shakeStrength;\n\n  vec4 pPosition = projectionMatrix * viewPosition;\n  pPosition.xy /= pPosition.w;\n  pPosition.xy += shakeOffset;\n  pPosition.xy *= pPosition.w;\n\n  gl_Position = pPosition;\n}\n",fragmentShader:"\nvarying vec2 vUv;\nvarying vec3 vColor;\n\nuniform sampler2D map;\n\nvoid main() {\n  vec4 texel = texture2D(map, vUv);\n  float alpha = texel.r;\n  vec3 color = mix(vColor, vec3(1.0), texel.r);\n\n  gl_FragColor = vec4(color, alpha);\n}\n",uniforms:{globalOpacity:{value:1},map:{value:b},noise:{value:w},bboxMin:{value:M.min},bboxMax:{value:M.max},offset:{value:new r(0,0)},direction:{value:new f(0,0,1)},rotation:{value:new j},color1:{value:new Be(a)},color2:{value:new Be(o)},minThickness:{value:s},maxThickness:{value:l},minRayLength:{value:c},maxRayLength:{value:h},minStretchFactor:{value:u},maxStretchFactor:{value:d},shakeSpeedFactor:{value:p},shakeStrengthFactor:{value:m},throttle:{value:0},distance:{value:0}}}),this.context=e,this.speedRange=g,this.depthWrite=!1,this.transparent=!0,this.side=2,this.blending=2}update(){const{delta:e,throttle:t,opacity:n}=this.context;this.uniforms.throttle.value=t,this.uniforms.globalOpacity.value=n;const r=i.mapLinear(t,0,1,this.speedRange.min,this.speedRange.max);this.uniforms.distance.value+=e*r}}class lo extends Lt{constructor(e,t={}){const{count:n=1500,container:{length:r,depth:a}={length:40,depth:40},container:o,colorRange:s,thicknessRange:l,rayLengthRange:c,speedRange:h,stretchFactorRange:u,shakeSpeedFactor:d,shakeStrengthFactor:p}=t,f=((e,t,n)=>{const r=[],a=[],o=[],s=[],l=[],c=new ct;for(let h=0;h<e;h++){const e=i.mapLinear(ro(),0,1,-t/2,t/2),c=i.mapLinear(ro(),0,1,-t/2,t/2),u=i.mapLinear(ro(),0,1,-n/2,n/2);r.push(e,c,u,e,c,u,e,c,u,e,c,u),o.push(0,1,1,1,0,0,1,0),a.push(0,1,2,3);const d=ro();l.push(d,d,d,d);const p=4*h;s.push(p,p+1,p+2,p+1,p+3,p+2)}return c.setAttribute("position",new We(new Float32Array(r),3)),c.setAttribute("uv",new We(new Float32Array(o),2)),c.setAttribute("corner",new We(new Float32Array(a),1)),c.setAttribute("colorMix",new We(new Float32Array(l),1)),c.setIndex(s),c})(n,r,a),m=new so(e,{container:o,colorRange:s,thicknessRange:l,rayLengthRange:c,speedRange:h,stretchFactorRange:u,shakeSpeedFactor:d,shakeStrengthFactor:p});super(f,m),this.frustumCulled=!1,this.position.z-=a/2,this.onBeforeRender=()=>{m.update()}}}var co=function(){function e(e){ca.call(this,e),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register((function(e){return new s(e)})),this.register((function(e){return new c(e)})),this.register((function(e){return new h(e)})),this.register((function(e){return new l(e)})),this.register((function(e){return new a(e)})),this.register((function(e){return new u(e)}))}function t(){var e={};return{get:function(t){return e[t]},add:function(t,n){e[t]=n},remove:function(t){delete e[t]},removeAll:function(){e={}}}}e.prototype=Object.assign(Object.create(ca.prototype),{constructor:e,load:function(e,t,n,i){var r,a=this;r=""!==this.resourcePath?this.resourcePath:""!==this.path?this.path:Na(e),this.manager.itemStart(e);var o=function(t){i?i(t):console.error(t),a.manager.itemError(e),a.manager.itemEnd(e)},s=new ua(this.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,(function(n){try{a.parse(n,r,(function(n){t(n),a.manager.itemEnd(e)}),o)}catch(i){o(i)}}),n,o)},setDRACOLoader:function(e){return this.dracoLoader=e,this},setDDSLoader:function(){throw new Error('THREE.GLTFLoader: "MSFT_texture_dds" no longer supported. Please update to "KHR_texture_basisu".')},setKTX2Loader:function(e){return this.ktx2Loader=e,this},setMeshoptDecoder:function(e){return this.meshoptDecoder=e,this},register:function(e){return-1===this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.push(e),this},unregister:function(e){return-1!==this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this},parse:function(e,t,i,r){var a,s={},l={};if("string"==typeof e)a=e;else if(Ia(new Uint8Array(e,0,4))===d){try{s[n.KHR_BINARY_GLTF]=new g(e)}catch(v){return void(r&&r(v))}a=s[n.KHR_BINARY_GLTF].content}else a=Ia(new Uint8Array(e));var c=JSON.parse(a);if(void 0===c.asset||c.asset.version[0]<2)r&&r(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported."));else{var h=new Y(c,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});h.fileLoader.setRequestHeader(this.requestHeader);for(var u=0;u<this.pluginCallbacks.length;u++){var p=this.pluginCallbacks[u](h);l[p.name]=p,s[p.name]=!0}if(c.extensionsUsed)for(u=0;u<c.extensionsUsed.length;++u){var f=c.extensionsUsed[u],m=c.extensionsRequired||[];switch(f){case n.KHR_MATERIALS_UNLIT:s[f]=new o;break;case n.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:s[f]=new b;break;case n.KHR_DRACO_MESH_COMPRESSION:s[f]=new x(c,this.dracoLoader);break;case n.KHR_TEXTURE_TRANSFORM:s[f]=new y;break;case n.KHR_MESH_QUANTIZATION:s[f]=new w;break;default:m.indexOf(f)>=0&&void 0===l[f]&&console.warn('THREE.GLTFLoader: Unknown extension "'+f+'".')}}h.setExtensions(s),h.setPlugins(l),h.parse(i,r)}}});var n={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:"KHR_materials_pbrSpecularGlossiness",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression"};function a(e){this.parser=e,this.name=n.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}function o(){this.name=n.KHR_MATERIALS_UNLIT}function s(e){this.parser=e,this.name=n.KHR_MATERIALS_CLEARCOAT}function l(e){this.parser=e,this.name=n.KHR_MATERIALS_TRANSMISSION}function c(e){this.parser=e,this.name=n.KHR_TEXTURE_BASISU}function h(e){this.parser=e,this.name=n.EXT_TEXTURE_WEBP,this.isSupported=null}function u(e){this.name=n.EXT_MESHOPT_COMPRESSION,this.parser=e}a.prototype._markDefs=function(){for(var e=this.parser,t=this.parser.json.nodes||[],n=0,i=t.length;n<i;n++){var r=t[n];r.extensions&&r.extensions[this.name]&&void 0!==r.extensions[this.name].light&&e._addNodeRef(this.cache,r.extensions[this.name].light)}},a.prototype._loadLight=function(e){var t=this.parser,n="light:"+e,i=t.cache.get(n);if(i)return i;var r,a=t.json,o=((a.extensions&&a.extensions[this.name]||{}).lights||[])[e],s=new Be(16777215);void 0!==o.color&&s.fromArray(o.color);var l=void 0!==o.range?o.range:0;switch(o.type){case"directional":(r=new Da(s)).target.position.set(0,0,-1),r.add(r.target);break;case"point":(r=new Aa(s)).distance=l;break;case"spot":(r=new Sa(s)).distance=l,o.spot=o.spot||{},o.spot.innerConeAngle=void 0!==o.spot.innerConeAngle?o.spot.innerConeAngle:0,o.spot.outerConeAngle=void 0!==o.spot.outerConeAngle?o.spot.outerConeAngle:Math.PI/4,r.angle=o.spot.outerConeAngle,r.penumbra=1-o.spot.innerConeAngle/o.spot.outerConeAngle,r.target.position.set(0,0,-1),r.add(r.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+o.type)}return r.position.set(0,0,0),r.decay=2,void 0!==o.intensity&&(r.intensity=o.intensity),r.name=t.createUniqueName(o.name||"light_"+e),i=Promise.resolve(r),t.cache.add(n,i),i},a.prototype.createNodeAttachment=function(e){var t=this,n=this.parser,i=n.json.nodes[e],r=(i.extensions&&i.extensions[this.name]||{}).light;return void 0===r?null:this._loadLight(r).then((function(e){return n._getNodeRef(t.cache,r,e)}))},o.prototype.getMaterialType=function(){return Ge},o.prototype.extendParams=function(e,t,n){var i=[];e.color=new Be(1,1,1),e.opacity=1;var r=t.pbrMetallicRoughness;if(r){if(Array.isArray(r.baseColorFactor)){var a=r.baseColorFactor;e.color.fromArray(a),e.opacity=a[3]}void 0!==r.baseColorTexture&&i.push(n.assignTexture(e,"map",r.baseColorTexture))}return Promise.all(i)},s.prototype.getMaterialType=function(e){var t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?jr:null},s.prototype.extendMaterialParams=function(e,t){var n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();var a=[],o=i.extensions[this.name];if(void 0!==o.clearcoatFactor&&(t.clearcoat=o.clearcoatFactor),void 0!==o.clearcoatTexture&&a.push(n.assignTexture(t,"clearcoatMap",o.clearcoatTexture)),void 0!==o.clearcoatRoughnessFactor&&(t.clearcoatRoughness=o.clearcoatRoughnessFactor),void 0!==o.clearcoatRoughnessTexture&&a.push(n.assignTexture(t,"clearcoatRoughnessMap",o.clearcoatRoughnessTexture)),void 0!==o.clearcoatNormalTexture&&(a.push(n.assignTexture(t,"clearcoatNormalMap",o.clearcoatNormalTexture)),void 0!==o.clearcoatNormalTexture.scale)){var s=o.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new r(s,-s)}return Promise.all(a)},l.prototype.getMaterialType=function(e){var t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?jr:null},l.prototype.extendMaterialParams=function(e,t){var n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();var r=[],a=i.extensions[this.name];return void 0!==a.transmissionFactor&&(t.transmission=a.transmissionFactor),void 0!==a.transmissionTexture&&r.push(n.assignTexture(t,"transmissionMap",a.transmissionTexture)),Promise.all(r)},c.prototype.loadTexture=function(e){var t=this.parser,n=t.json,i=n.textures[e];if(!i.extensions||!i.extensions[this.name])return null;var r=i.extensions[this.name],a=n.images[r.source],o=t.options.ktx2Loader;if(!o){if(n.extensionsRequired&&n.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return t.loadTextureImage(e,a,o)},h.prototype.loadTexture=function(e){var t=this.name,n=this.parser,i=n.json,r=i.textures[e];if(!r.extensions||!r.extensions[t])return null;var a=r.extensions[t],o=i.images[a.source],s=n.textureLoader;if(o.uri){var l=n.options.manager.getHandler(o.uri);null!==l&&(s=l)}return this.detectSupport().then((function(r){if(r)return n.loadTextureImage(e,o,s);if(i.extensionsRequired&&i.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return n.loadTexture(e)}))},h.prototype.detectSupport=function(){return this.isSupported||(this.isSupported=new Promise((function(e){var t=new Image;t.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",t.onload=t.onerror=function(){e(1===t.height)}}))),this.isSupported},u.prototype.loadBufferView=function(e){var t=this.parser.json,n=t.bufferViews[e];if(n.extensions&&n.extensions[this.name]){var i=n.extensions[this.name],r=this.parser.getDependency("buffer",i.buffer),a=this.parser.options.meshoptDecoder;if(!a||!a.supported){if(t.extensionsRequired&&t.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return Promise.all([r,a.ready]).then((function(e){var t=i.byteOffset||0,n=i.byteLength||0,r=i.count,o=i.byteStride,s=new ArrayBuffer(r*o),l=new Uint8Array(e[0],t,n);return a.decodeGltfBuffer(new Uint8Array(s),r,o,l,i.mode,i.filter),s}))}return null};var d="glTF",p=1313821514,m=5130562;function g(e){this.name=n.KHR_BINARY_GLTF,this.content=null,this.body=null;var t=new DataView(e,0,12);if(this.header={magic:Ia(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==d)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");for(var i=this.header.length-12,r=new DataView(e,12),a=0;a<i;){var o=r.getUint32(a,!0);a+=4;var s=r.getUint32(a,!0);if(a+=4,s===p){var l=new Uint8Array(e,12+a,o);this.content=Ia(l)}else if(s===m){var c=12+a;this.body=e.slice(c,c+o)}a+=o}if(null===this.content)throw new Error("THREE.GLTFLoader: JSON content not found.")}function x(e,t){if(!t)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=n.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=t,this.dracoLoader.preload()}function y(){this.name=n.KHR_TEXTURE_TRANSFORM}function _(e){Wr.call(this),this.isGLTFSpecularGlossinessMaterial=!0;var t=["#ifdef USE_SPECULARMAP","\tuniform sampler2D specularMap;","#endif"].join("\n"),n=["#ifdef USE_GLOSSINESSMAP","\tuniform sampler2D glossinessMap;","#endif"].join("\n"),i=["vec3 specularFactor = specular;","#ifdef USE_SPECULARMAP","\tvec4 texelSpecular = texture2D( specularMap, vUv );","\ttexelSpecular = sRGBToLinear( texelSpecular );","\t// reads channel RGB, compatible with a glTF Specular-Glossiness (RGBA) texture","\tspecularFactor *= texelSpecular.rgb;","#endif"].join("\n"),r=["float glossinessFactor = glossiness;","#ifdef USE_GLOSSINESSMAP","\tvec4 texelGlossiness = texture2D( glossinessMap, vUv );","\t// reads channel A, compatible with a glTF Specular-Glossiness (RGBA) texture","\tglossinessFactor *= texelGlossiness.a;","#endif"].join("\n"),a=["PhysicalMaterial material;","material.diffuseColor = diffuseColor.rgb * ( 1. - max( specularFactor.r, max( specularFactor.g, specularFactor.b ) ) );","vec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );","float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );","material.specularRoughness = max( 1.0 - glossinessFactor, 0.0525 ); // 0.0525 corresponds to the base mip of a 256 cubemap.","material.specularRoughness += geometryRoughness;","material.specularRoughness = min( material.specularRoughness, 1.0 );","material.specularColor = specularFactor;"].join("\n"),o={specular:{value:(new Be).setHex(16777215)},glossiness:{value:1},specularMap:{value:null},glossinessMap:{value:null}};this._extraUniforms=o,this.onBeforeCompile=function(e){for(var s in o)e.uniforms[s]=o[s];e.fragmentShader=e.fragmentShader.replace("uniform float roughness;","uniform vec3 specular;").replace("uniform float metalness;","uniform float glossiness;").replace("#include <roughnessmap_pars_fragment>",t).replace("#include <metalnessmap_pars_fragment>",n).replace("#include <roughnessmap_fragment>",i).replace("#include <metalnessmap_fragment>",r).replace("#include <lights_physical_fragment>",a)},Object.defineProperties(this,{specular:{get:function(){return o.specular.value},set:function(e){o.specular.value=e}},specularMap:{get:function(){return o.specularMap.value},set:function(e){o.specularMap.value=e,e?this.defines.USE_SPECULARMAP="":delete this.defines.USE_SPECULARMAP}},glossiness:{get:function(){return o.glossiness.value},set:function(e){o.glossiness.value=e}},glossinessMap:{get:function(){return o.glossinessMap.value},set:function(e){o.glossinessMap.value=e,e?(this.defines.USE_GLOSSINESSMAP="",this.defines.USE_UV=""):(delete this.defines.USE_GLOSSINESSMAP,delete this.defines.USE_UV)}}}),delete this.metalness,delete this.roughness,delete this.metalnessMap,delete this.roughnessMap,this.setValues(e)}function b(){return{name:n.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS,specularGlossinessParams:["color","map","lightMap","lightMapIntensity","aoMap","aoMapIntensity","emissive","emissiveIntensity","emissiveMap","bumpMap","bumpScale","normalMap","normalMapType","displacementMap","displacementScale","displacementBias","specularMap","specular","glossinessMap","glossiness","alphaMap","envMap","envMapIntensity","refractionRatio"],getMaterialType:function(){return _},extendParams:function(e,t,n){var i=t.extensions[this.name];e.color=new Be(1,1,1),e.opacity=1;var r=[];if(Array.isArray(i.diffuseFactor)){var a=i.diffuseFactor;e.color.fromArray(a),e.opacity=a[3]}if(void 0!==i.diffuseTexture&&r.push(n.assignTexture(e,"map",i.diffuseTexture)),e.emissive=new Be(0,0,0),e.glossiness=void 0!==i.glossinessFactor?i.glossinessFactor:1,e.specular=new Be(1,1,1),Array.isArray(i.specularFactor)&&e.specular.fromArray(i.specularFactor),void 0!==i.specularGlossinessTexture){var o=i.specularGlossinessTexture;r.push(n.assignTexture(e,"glossinessMap",o)),r.push(n.assignTexture(e,"specularMap",o))}return Promise.all(r)},createMaterial:function(e){var t=new _(e);return t.fog=!0,t.color=e.color,t.map=void 0===e.map?null:e.map,t.lightMap=null,t.lightMapIntensity=1,t.aoMap=void 0===e.aoMap?null:e.aoMap,t.aoMapIntensity=1,t.emissive=e.emissive,t.emissiveIntensity=1,t.emissiveMap=void 0===e.emissiveMap?null:e.emissiveMap,t.bumpMap=void 0===e.bumpMap?null:e.bumpMap,t.bumpScale=1,t.normalMap=void 0===e.normalMap?null:e.normalMap,t.normalMapType=0,e.normalScale&&(t.normalScale=e.normalScale),t.displacementMap=null,t.displacementScale=1,t.displacementBias=0,t.specularMap=void 0===e.specularMap?null:e.specularMap,t.specular=e.specular,t.glossinessMap=void 0===e.glossinessMap?null:e.glossinessMap,t.glossiness=e.glossiness,t.alphaMap=null,t.envMap=void 0===e.envMap?null:e.envMap,t.envMapIntensity=1,t.refractionRatio=.98,t}}}function w(){this.name=n.KHR_MESH_QUANTIZATION}function M(e,t,n,i){Xr.call(this,e,t,n,i)}x.prototype.decodePrimitive=function(e,t){var n=this.json,i=this.dracoLoader,r=e.extensions[this.name].bufferView,a=e.extensions[this.name].attributes,o={},s={},l={};for(var c in a){var h=O[c]||c.toLowerCase();o[h]=a[c]}for(c in e.attributes){h=O[c]||c.toLowerCase();if(void 0!==a[c]){var u=n.accessors[e.attributes[c]],d=C[u.componentType];l[h]=d,s[h]=!0===u.normalized}}return t.getDependency("bufferView",r).then((function(e){return new Promise((function(t){i.decodeDracoFile(e,(function(e){for(var n in e.attributes){var i=e.attributes[n],r=s[n];void 0!==r&&(i.normalized=r)}t(e)}),o,l)}))}))},y.prototype.extendTexture=function(e,t){return e=e.clone(),void 0!==t.offset&&e.offset.fromArray(t.offset),void 0!==t.rotation&&(e.rotation=t.rotation),void 0!==t.scale&&e.repeat.fromArray(t.scale),void 0!==t.texCoord&&console.warn('THREE.GLTFLoader: Custom UV sets in "'+this.name+'" extension not yet supported.'),e.needsUpdate=!0,e},_.prototype=Object.create(Wr.prototype),_.prototype.constructor=_,_.prototype.copy=function(e){return Wr.prototype.copy.call(this,e),this.specularMap=e.specularMap,this.specular.copy(e.specular),this.glossinessMap=e.glossinessMap,this.glossiness=e.glossiness,delete this.metalness,delete this.roughness,delete this.metalnessMap,delete this.roughnessMap,this},M.prototype=Object.create(Xr.prototype),M.prototype.constructor=M,M.prototype.copySampleValue_=function(e){for(var t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=e*i*3+i,a=0;a!==i;a++)t[a]=n[r+a];return t},M.prototype.beforeStart_=M.prototype.copySampleValue_,M.prototype.afterEnd_=M.prototype.copySampleValue_,M.prototype.interpolate_=function(e,t,n,i){for(var r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=2*o,l=3*o,c=i-t,h=(n-t)/c,u=h*h,d=u*h,p=e*l,f=p-l,m=-2*d+3*u,g=d-u,v=1-m,x=g-u+h,y=0;y!==o;y++){var _=a[f+y+o],b=a[f+y+s]*c,w=a[p+y+o],M=a[p+y]*c;r[y]=v*_+x*b+m*w+g*M}return r};var S=0,T=1,E=2,L=3,R=4,A=5,P=6,C={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},D={9728:1003,9729:1006,9984:1004,9985:1007,9986:1005,9987:1008},I={33071:1001,33648:1002,10497:1e3},N={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},O={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv2",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},F={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},H={CUBICSPLINE:void 0,LINEAR:2301,STEP:2300},z="OPAQUE",B="MASK",G="BLEND";function k(e,t){return"string"!=typeof e||""===e?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}function V(e,t,n){for(var i in n.extensions)void 0===e[i]&&(t.userData.gltfExtensions=t.userData.gltfExtensions||{},t.userData.gltfExtensions[i]=n.extensions[i])}function W(e,t){void 0!==t.extras&&("object"==typeof t.extras?Object.assign(e.userData,t.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+t.extras))}function q(e,t){if(e.updateMorphTargets(),void 0!==t.weights)for(var n=0,i=t.weights.length;n<i;n++)e.morphTargetInfluences[n]=t.weights[n];if(t.extras&&Array.isArray(t.extras.targetNames)){var r=t.extras.targetNames;if(e.morphTargetInfluences.length===r.length){e.morphTargetDictionary={};for(n=0,i=r.length;n<i;n++)e.morphTargetDictionary[r[n]]=n}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. 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Processing not possible."),e;for(var a=0;a<r.count;a++)i.push(a);e.setIndex(i),n=e.getIndex()}var o=n.count-2,s=[];if(2===t)for(a=1;a<=o;a++)s.push(n.getX(0)),s.push(n.getX(a)),s.push(n.getX(a+1));else for(a=0;a<o;a++)a%2==0?(s.push(n.getX(a)),s.push(n.getX(a+1)),s.push(n.getX(a+2))):(s.push(n.getX(a+2)),s.push(n.getX(a+1)),s.push(n.getX(a)));s.length/3!==o&&console.error("THREE.GLTFLoader.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");var l=e.clone();return l.setIndex(s),l}return Y.prototype.setExtensions=function(e){this.extensions=e},Y.prototype.setPlugins=function(e){this.plugins=e},Y.prototype.parse=function(e,t){var n=this,i=this.json,r=this.extensions;this.cache.removeAll(),this._invokeAll((function(e){return e._markDefs&&e._markDefs()})),Promise.all(this._invokeAll((function(e){return e.beforeRoot&&e.beforeRoot()}))).then((function(){return Promise.all([n.getDependencies("scene"),n.getDependencies("animation"),n.getDependencies("camera")])})).then((function(t){var a={scene:t[0][i.scene||0],scenes:t[0],animations:t[1],cameras:t[2],asset:i.asset,parser:n,userData:{}};V(r,a,i),W(a,i),Promise.all(n._invokeAll((function(e){return e.afterRoot&&e.afterRoot(a)}))).then((function(){e(a)}))})).catch(t)},Y.prototype._markDefs=function(){for(var e=this.json.nodes||[],t=this.json.skins||[],n=this.json.meshes||[],i=0,r=t.length;i<r;i++)for(var a=t[i].joints,o=0,s=a.length;o<s;o++)e[a[o]].isBone=!0;for(var l=0,c=e.length;l<c;l++){var h=e[l];void 0!==h.mesh&&(this._addNodeRef(this.meshCache,h.mesh),void 0!==h.skin&&(n[h.mesh].isSkinnedMesh=!0)),void 0!==h.camera&&this._addNodeRef(this.cameraCache,h.camera)}},Y.prototype._addNodeRef=function(e,t){void 0!==t&&(void 0===e.refs[t]&&(e.refs[t]=e.uses[t]=0),e.refs[t]++)},Y.prototype._getNodeRef=function(e,t,n){if(e.refs[t]<=1)return n;var i=n.clone();return i.name+="_instance_"+e.uses[t]++,i},Y.prototype._invokeOne=function(e){var t=Object.values(this.plugins);t.push(this);for(var n=0;n<t.length;n++){var i=e(t[n]);if(i)return i}},Y.prototype._invokeAll=function(e){var t=Object.values(this.plugins);t.unshift(this);for(var n=[],i=0;i<t.length;i++){var r=e(t[i]);r&&n.push(r)}return n},Y.prototype.getDependency=function(e,t){var n=e+":"+t,i=this.cache.get(n);if(!i){switch(e){case"scene":i=this.loadScene(t);break;case"node":i=this.loadNode(t);break;case"mesh":i=this._invokeOne((function(e){return e.loadMesh&&e.loadMesh(t)}));break;case"accessor":i=this.loadAccessor(t);break;case"bufferView":i=this._invokeOne((function(e){return e.loadBufferView&&e.loadBufferView(t)}));break;case"buffer":i=this.loadBuffer(t);break;case"material":i=this._invokeOne((function(e){return e.loadMaterial&&e.loadMaterial(t)}));break;case"texture":i=this._invokeOne((function(e){return e.loadTexture&&e.loadTexture(t)}));break;case"skin":i=this.loadSkin(t);break;case"animation":i=this.loadAnimation(t);break;case"camera":i=this.loadCamera(t);break;default:throw new Error("Unknown type: "+e)}this.cache.add(n,i)}return i},Y.prototype.getDependencies=function(e){var t=this.cache.get(e);if(!t){var n=this,i=this.json[e+("mesh"===e?"es":"s")]||[];t=Promise.all(i.map((function(t,i){return n.getDependency(e,i)}))),this.cache.add(e,t)}return t},Y.prototype.loadBuffer=function(e){var t=this.json.buffers[e],i=this.fileLoader;if(t.type&&"arraybuffer"!==t.type)throw new Error("THREE.GLTFLoader: "+t.type+" buffer type is not supported.");if(void 0===t.uri&&0===e)return Promise.resolve(this.extensions[n.KHR_BINARY_GLTF].body);var r=this.options;return new Promise((function(e,n){i.load(k(t.uri,r.path),e,void 0,(function(){n(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))}))}))},Y.prototype.loadBufferView=function(e){var t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then((function(e){var n=t.byteLength||0,i=t.byteOffset||0;return e.slice(i,i+n)}))},Y.prototype.loadAccessor=function(e){var t=this,n=this.json,i=this.json.accessors[e];if(void 0===i.bufferView&&void 0===i.sparse)return Promise.resolve(null);var r=[];return void 0!==i.bufferView?r.push(this.getDependency("bufferView",i.bufferView)):r.push(null),void 0!==i.sparse&&(r.push(this.getDependency("bufferView",i.sparse.indices.bufferView)),r.push(this.getDependency("bufferView",i.sparse.values.bufferView))),Promise.all(r).then((function(e){var r,a=e[0],o=N[i.type],s=C[i.componentType],l=s.BYTES_PER_ELEMENT,c=l*o,h=i.byteOffset||0,u=void 0!==i.bufferView?n.bufferViews[i.bufferView].byteStride:void 0,d=!0===i.normalized;if(u&&u!==c){var p=Math.floor(h/u),f="InterleavedBuffer:"+i.bufferView+":"+i.componentType+":"+p+":"+i.count,m=t.cache.get(f);m||(m=new ar(new s(a,p*u,i.count*u/l),u/l),t.cache.add(f,m)),r=new sr(m,o,h%u/l,d)}else r=new We(null===a?new s(i.count*o):new s(a,h,i.count*o),o,d);if(void 0!==i.sparse){var g=N.SCALAR,v=C[i.sparse.indices.componentType],x=i.sparse.indices.byteOffset||0,y=i.sparse.values.byteOffset||0,_=new v(e[1],x,i.sparse.count*g),b=new s(e[2],y,i.sparse.count*o);null!==a&&(r=new We(r.array.slice(),r.itemSize,r.normalized));for(var w=0,M=_.length;w<M;w++){var S=_[w];if(r.setX(S,b[w*o]),o>=2&&r.setY(S,b[w*o+1]),o>=3&&r.setZ(S,b[w*o+2]),o>=4&&r.setW(S,b[w*o+3]),o>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return r}))},Y.prototype.loadTexture=function(e){var t=this.json,n=this.options,i=t.textures[e],r=t.images[i.source],a=this.textureLoader;if(r.uri){var o=n.manager.getHandler(r.uri);null!==o&&(a=o)}return this.loadTextureImage(e,r,a)},Y.prototype.loadTextureImage=function(e,t,n){var i=this,r=this.json,a=this.options,o=r.textures[e],s=self.URL||self.webkitURL,l=t.uri,c=!1,h=!0;if("image/jpeg"===t.mimeType&&(h=!1),void 0!==t.bufferView)l=i.getDependency("bufferView",t.bufferView).then((function(e){if("image/png"===t.mimeType){var n=new DataView(e,25,1).getUint8(0,!1);h=6===n||4===n||3===n}c=!0;var i=new Blob([e],{type:t.mimeType});return l=s.createObjectURL(i)}));else if(void 0===t.uri)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");return Promise.resolve(l).then((function(e){return new Promise((function(t,i){var r=t;!0===n.isImageBitmapLoader&&(r=function(e){t(new kr(e))}),n.load(k(e,a.path),r,void 0,i)}))})).then((function(t){!0===c&&s.revokeObjectURL(l),t.flipY=!1,o.name&&(t.name=o.name),h||(t.format=1022);var n=(r.samplers||{})[o.sampler]||{};return t.magFilter=D[n.magFilter]||1006,t.minFilter=D[n.minFilter]||1008,t.wrapS=I[n.wrapS]||1e3,t.wrapT=I[n.wrapT]||1e3,i.associations.set(t,{type:"textures",index:e}),t}))},Y.prototype.assignTexture=function(e,t,i){var r=this;return this.getDependency("texture",i.index).then((function(a){if(void 0===i.texCoord||0==i.texCoord||"aoMap"===t&&1==i.texCoord||console.warn("THREE.GLTFLoader: Custom UV set "+i.texCoord+" for texture "+t+" not yet supported."),r.extensions[n.KHR_TEXTURE_TRANSFORM]){var o=void 0!==i.extensions?i.extensions[n.KHR_TEXTURE_TRANSFORM]:void 0;if(o){var s=r.associations.get(a);a=r.extensions[n.KHR_TEXTURE_TRANSFORM].extendTexture(a,o),r.associations.set(a,s)}}e[t]=a}))},Y.prototype.assignFinalMaterial=function(e){var t=e.geometry,n=e.material,i=void 0!==t.attributes.tangent,r=void 0!==t.attributes.color,a=void 0===t.attributes.normal,o=!0===e.isSkinnedMesh,s=Object.keys(t.morphAttributes).length>0,l=s&&void 0!==t.morphAttributes.normal;if(e.isPoints){var c="PointsMaterial:"+n.uuid,h=this.cache.get(c);h||(h=new Nr,Ie.prototype.copy.call(h,n),h.color.copy(n.color),h.map=n.map,h.sizeAttenuation=!1,this.cache.add(c,h)),n=h}else if(e.isLine){c="LineBasicMaterial:"+n.uuid;var u=this.cache.get(c);u||(u=new Mr,Ie.prototype.copy.call(u,n),u.color.copy(n.color),this.cache.add(c,u)),n=u}if(i||r||a||o||s){c="ClonedMaterial:"+n.uuid+":";n.isGLTFSpecularGlossinessMaterial&&(c+="specular-glossiness:"),o&&(c+="skinning:"),i&&(c+="vertex-tangents:"),r&&(c+="vertex-colors:"),a&&(c+="flat-shading:"),s&&(c+="morph-targets:"),l&&(c+="morph-normals:");var d=this.cache.get(c);d||(d=n.clone(),o&&(d.skinning=!0),r&&(d.vertexColors=!0),a&&(d.flatShading=!0),s&&(d.morphTargets=!0),l&&(d.morphNormals=!0),i&&(d.vertexTangents=!0,d.normalScale&&(d.normalScale.y*=-1),d.clearcoatNormalScale&&(d.clearcoatNormalScale.y*=-1)),this.cache.add(c,d),this.associations.set(d,this.associations.get(n))),n=d}n.aoMap&&void 0===t.attributes.uv2&&void 0!==t.attributes.uv&&t.setAttribute("uv2",t.attributes.uv),e.material=n},Y.prototype.getMaterialType=function(){return Wr},Y.prototype.loadMaterial=function(e){var t,i=this,a=this.json,o=this.extensions,s=a.materials[e],l={},c=s.extensions||{},h=[];if(c[n.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS]){var u=o[n.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS];t=u.getMaterialType(),h.push(u.extendParams(l,s,i))}else if(c[n.KHR_MATERIALS_UNLIT]){var d=o[n.KHR_MATERIALS_UNLIT];t=d.getMaterialType(),h.push(d.extendParams(l,s,i))}else{var p=s.pbrMetallicRoughness||{};if(l.color=new Be(1,1,1),l.opacity=1,Array.isArray(p.baseColorFactor)){var f=p.baseColorFactor;l.color.fromArray(f),l.opacity=f[3]}void 0!==p.baseColorTexture&&h.push(i.assignTexture(l,"map",p.baseColorTexture)),l.metalness=void 0!==p.metallicFactor?p.metallicFactor:1,l.roughness=void 0!==p.roughnessFactor?p.roughnessFactor:1,void 0!==p.metallicRoughnessTexture&&(h.push(i.assignTexture(l,"metalnessMap",p.metallicRoughnessTexture)),h.push(i.assignTexture(l,"roughnessMap",p.metallicRoughnessTexture))),t=this._invokeOne((function(t){return t.getMaterialType&&t.getMaterialType(e)})),h.push(Promise.all(this._invokeAll((function(t){return t.extendMaterialParams&&t.extendMaterialParams(e,l)}))))}!0===s.doubleSided&&(l.side=2);var m=s.alphaMode||z;return m===G?(l.transparent=!0,l.depthWrite=!1):(l.transparent=!1,m===B&&(l.alphaTest=void 0!==s.alphaCutoff?s.alphaCutoff:.5)),void 0!==s.normalTexture&&t!==Ge&&(h.push(i.assignTexture(l,"normalMap",s.normalTexture)),l.normalScale=new r(1,-1),void 0!==s.normalTexture.scale&&l.normalScale.set(s.normalTexture.scale,-s.normalTexture.scale)),void 0!==s.occlusionTexture&&t!==Ge&&(h.push(i.assignTexture(l,"aoMap",s.occlusionTexture)),void 0!==s.occlusionTexture.strength&&(l.aoMapIntensity=s.occlusionTexture.strength)),void 0!==s.emissiveFactor&&t!==Ge&&(l.emissive=(new Be).fromArray(s.emissiveFactor)),void 0!==s.emissiveTexture&&t!==Ge&&h.push(i.assignTexture(l,"emissiveMap",s.emissiveTexture)),Promise.all(h).then((function(){var r;return r=t===_?o[n.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS].createMaterial(l):new t(l),s.name&&(r.name=s.name),r.map&&(r.map.encoding=3001),r.emissiveMap&&(r.emissiveMap.encoding=3001),W(r,s),i.associations.set(r,{type:"materials",index:e}),s.extensions&&V(o,r,s),r}))},Y.prototype.createUniqueName=function(e){for(var t=Za.sanitizeNodeName(e||""),n=t,i=1;this.nodeNamesUsed[n];++i)n=t+"_"+i;return this.nodeNamesUsed[n]=!0,n},Y.prototype.loadGeometries=function(e){var t=this,i=this.extensions,r=this.primitiveCache;function a(e){return i[n.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(e,t).then((function(n){return Z(n,e,t)}))}for(var o,s,l=[],c=0,h=e.length;c<h;c++){var u,d=e[c],p=(s=void 0,(s=(o=d).extensions&&o.extensions[n.KHR_DRACO_MESH_COMPRESSION])?"draco:"+s.bufferView+":"+s.indices+":"+X(s.attributes):o.indices+":"+X(o.attributes)+":"+o.mode),f=r[p];if(f)l.push(f.promise);else u=d.extensions&&d.extensions[n.KHR_DRACO_MESH_COMPRESSION]?a(d):Z(new ct,d,t),r[p]={primitive:d,promise:u},l.push(u)}return Promise.all(l)},Y.prototype.loadMesh=function(e){for(var t,n=this,i=this.json,r=this.extensions,a=i.meshes[e],o=a.primitives,s=[],l=0,c=o.length;l<c;l++){var h=void 0===o[l].material?(void 0===(t=this.cache).DefaultMaterial&&(t.DefaultMaterial=new Wr({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:0})),t.DefaultMaterial):this.getDependency("material",o[l].material);s.push(h)}return s.push(n.loadGeometries(o)),Promise.all(s).then((function(t){for(var i=t.slice(0,t.length-1),s=t[t.length-1],l=[],c=0,h=s.length;c<h;c++){var u,d=s[c],p=o[c],f=i[c];if(p.mode===R||p.mode===A||p.mode===P||void 0===p.mode)!0!==(u=!0===a.isSkinnedMesh?new pr(d,f):new Lt(d,f)).isSkinnedMesh||u.geometry.attributes.skinWeight.normalized||u.normalizeSkinWeights(),p.mode===A?u.geometry=J(u.geometry,1):p.mode===P&&(u.geometry=J(u.geometry,2));else if(p.mode===T)u=new Dr(d,f);else if(p.mode===L)u=new Ar(d,f);else if(p.mode===E)u=new Ir(d,f);else{if(p.mode!==S)throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+p.mode);u=new zr(d,f)}Object.keys(u.geometry.morphAttributes).length>0&&q(u,a),u.name=n.createUniqueName(a.name||"mesh_"+e),W(u,a),p.extensions&&V(r,u,p),n.assignFinalMaterial(u),l.push(u)}if(1===l.length)return l[0];var m=new $i;for(c=0,h=l.length;c<h;c++)m.add(l[c]);return m}))},Y.prototype.loadCamera=function(e){var t,n=this.json.cameras[e],r=n[n.type];if(r)return"perspective"===n.type?t=new Ot(i.radToDeg(r.yfov),r.aspectRatio||1,r.znear||1,r.zfar||2e6):"orthographic"===n.type&&(t=new Pa(-r.xmag,r.xmag,r.ymag,-r.ymag,r.znear,r.zfar)),n.name&&(t.name=this.createUniqueName(n.name)),W(t,n),Promise.resolve(t);console.warn("THREE.GLTFLoader: Missing camera parameters.")},Y.prototype.loadSkin=function(e){var t=this.json.skins[e],n={joints:t.joints};return void 0===t.inverseBindMatrices?Promise.resolve(n):this.getDependency("accessor",t.inverseBindMatrices).then((function(e){return n.inverseBindMatrices=e,n}))},Y.prototype.loadAnimation=function(e){for(var t=this.json.animations[e],n=[],i=[],r=[],a=[],o=[],s=0,l=t.channels.length;s<l;s++){var c=t.channels[s],h=t.samplers[c.sampler],u=c.target,d=void 0!==u.node?u.node:u.id,p=void 0!==t.parameters?t.parameters[h.input]:h.input,f=void 0!==t.parameters?t.parameters[h.output]:h.output;n.push(this.getDependency("node",d)),i.push(this.getDependency("accessor",p)),r.push(this.getDependency("accessor",f)),a.push(h),o.push(u)}return Promise.all([Promise.all(n),Promise.all(i),Promise.all(r),Promise.all(a),Promise.all(o)]).then((function(n){for(var i=n[0],r=n[1],a=n[2],o=n[3],s=n[4],l=[],c=0,h=i.length;c<h;c++){var u=i[c],d=r[c],p=a[c],f=o[c],m=s[c];if(void 0!==u){var g;switch(u.updateMatrix(),u.matrixAutoUpdate=!0,F[m.path]){case F.weights:g=ea;break;case F.rotation:g=na;break;case F.position:case F.scale:default:g=ra}var v=u.name?u.name:u.uuid,x=void 0!==f.interpolation?H[f.interpolation]:2301,y=[];F[m.path]===F.weights?u.traverse((function(e){!0===e.isMesh&&e.morphTargetInfluences&&y.push(e.name?e.name:e.uuid)})):y.push(v);var _=p.array;if(p.normalized){var b;if(_.constructor===Int8Array)b=1/127;else if(_.constructor===Uint8Array)b=1/255;else if(_.constructor==Int16Array)b=1/32767;else{if(_.constructor!==Uint16Array)throw new Error("THREE.GLTFLoader: Unsupported output accessor component type.");b=1/65535}for(var w=new Float32Array(_.length),S=0,T=_.length;S<T;S++)w[S]=_[S]*b;_=w}for(S=0,T=y.length;S<T;S++){var E=new g(y[S]+"."+F[m.path],d.array,_,x);"CUBICSPLINE"===f.interpolation&&(E.createInterpolant=function(e){return new M(this.times,this.values,this.getValueSize()/3,e)},E.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0),l.push(E)}}}var L=t.name?t.name:"animation_"+e;return new aa(L,void 0,l)}))},Y.prototype.loadNode=function(e){var t,n=this.json,i=this.extensions,r=this,a=n.nodes[e],o=a.name?r.createUniqueName(a.name):"";return(t=[],void 0!==a.mesh&&t.push(r.getDependency("mesh",a.mesh).then((function(e){var t=r._getNodeRef(r.meshCache,a.mesh,e);return void 0!==a.weights&&t.traverse((function(e){if(e.isMesh)for(var t=0,n=a.weights.length;t<n;t++)e.morphTargetInfluences[t]=a.weights[t]})),t}))),void 0!==a.camera&&t.push(r.getDependency("camera",a.camera).then((function(e){return r._getNodeRef(r.cameraCache,a.camera,e)}))),r._invokeAll((function(t){return t.createNodeAttachment&&t.createNodeAttachment(e)})).forEach((function(e){t.push(e)})),Promise.all(t)).then((function(t){var n;if((n=!0===a.isBone?new fr:t.length>1?new $i:1===t.length?t[0]:new ge)!==t[0])for(var s=0,l=t.length;s<l;s++)n.add(t[s]);if(a.name&&(n.userData.name=a.name,n.name=o),W(n,a),a.extensions&&V(i,n,a),void 0!==a.matrix){var c=new j;c.fromArray(a.matrix),n.applyMatrix4(c)}else void 0!==a.translation&&n.position.fromArray(a.translation),void 0!==a.rotation&&n.quaternion.fromArray(a.rotation),void 0!==a.scale&&n.scale.fromArray(a.scale);return r.associations.set(n,{type:"nodes",index:e}),n}))},Y.prototype.loadScene=function(){function e(t,n,i,r){var a=i.nodes[t];return r.getDependency("node",t).then((function(e){return void 0===a.skin?e:r.getDependency("skin",a.skin).then((function(e){for(var n=[],i=0,a=(t=e).joints.length;i<a;i++)n.push(r.getDependency("node",t.joints[i]));return Promise.all(n)})).then((function(n){return e.traverse((function(e){if(e.isMesh){for(var i=[],r=[],a=0,o=n.length;a<o;a++){var s=n[a];if(s){i.push(s);var l=new j;void 0!==t.inverseBindMatrices&&l.fromArray(t.inverseBindMatrices.array,16*a),r.push(l)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',t.joints[a])}e.bind(new vr(i,r),e.matrixWorld)}})),e}));var t})).then((function(t){n.add(t);var o=[];if(a.children)for(var s=a.children,l=0,c=s.length;l<c;l++){var h=s[l];o.push(e(h,t,i,r))}return Promise.all(o)}))}return function(t){var n=this.json,i=this.extensions,r=this.json.scenes[t],a=new $i;r.name&&(a.name=this.createUniqueName(r.name)),W(a,r),r.extensions&&V(i,a,r);for(var o=r.nodes||[],s=[],l=0,c=o.length;l<c;l++)s.push(e(o[l],a,n,this));return Promise.all(s).then((function(){return a}))}}(),e}();const ho=new ga,uo=e=>{if(!e)return new c;const t=ho.load(e);return t.wrapS=1e3,t.wrapT=1e3,t};class po extends It{constructor(e,t){const{textureUrl:n="",colorRange:{min:i,max:r}={min:16711680,max:255},repeatOffsetRange:{min:a,max:o}={min:[1,1],max:[.15,1]},opacityRange:{min:s,max:l}={min:.5,max:1},fallOffDistance:c=-8,speedRange:h={min:.0025,max:.525},rotationSpeedRange:d={min:1,max:45}}=t;super({vertexShader:"\nvarying vec2 vUvSample1;\nvarying vec2 vUvSample2;\nvarying vec2 vUvSample3;\nvarying vec3 vViewPosition;\n\nuniform float throttle;\nuniform vec4 offsetRepeatMin;\nuniform vec4 offsetRepeatMax;\nuniform float distance;\nuniform float rotationDistance;\nuniform mat4 rotation;\n\nvec2 transformUV(in vec2 uv, in float t, in vec2 offset, in vec2 scale) {\n  vec2 result = vec2(uv.x, uv.y);\n  result *= scale;\n  result += (offset * t);\n  return result;\n}\n\nvec2 rotate(vec2 v, float a) {\n  float s = sin(a);\n  float c = cos(a);\n  mat2 m = mat2(c, -s, s, c);\n  return m * v;\n}\n\nvoid main() {\n  vec4 offsetRepeat = mix(offsetRepeatMin, offsetRepeatMax, throttle);\n\n  vec2 uvOffset1 = offsetRepeat.xy * vec2(1.0, 1.0);\n  vec2 uvOffset2 = offsetRepeat.xy * vec2(1.0, 1.0);\n  vec2 uvOffset3 = offsetRepeat.xy * vec2(1.0, 1.0);\n\n  vec2 uvScale1 = offsetRepeat.zw * vec2(1.0, 1.0);\n  vec2 uvScale2 = offsetRepeat.zw * vec2(0.5, 1.0);\n  vec2 uvScale3 = offsetRepeat.zw * vec2(2.0, 1.0);\n\n  vUvSample1 = transformUV(uv, distance * 2.0, uvOffset1, uvScale1);\n  vUvSample2 = transformUV(uv, distance * 0.5, uvOffset2, uvScale2);\n  vUvSample3 = transformUV(uv, distance * 8.0, uvOffset3, uvScale3);\n\n  vec3 viewPosition = (modelViewMatrix * vec4(position, 1.0)).xyz;\n\n  viewPosition.xy = rotate(viewPosition.xy, rotationDistance);\n\n  viewPosition = (rotation * vec4(viewPosition, 1.0)).xyz;\n\n  vViewPosition = viewPosition;\n\n  gl_Position = projectionMatrix * vec4(viewPosition, 1.0);\n}\n",fragmentShader:"\nvarying vec2 vUvSample1;\nvarying vec2 vUvSample2;\nvarying vec2 vUvSample3;\nvarying vec3 vViewPosition;\n\nuniform float throttle;\nuniform vec3 colorMin;\nuniform vec3 colorMax;\nuniform float opacityMin;\nuniform float opacityMax;\nuniform float globalOpacity;\nuniform sampler2D map;\nuniform float fallOffDistance;\n\nfloat remap(float value, float inMin, float inMax, float outMin, float outMax) {\n  return outMin + (outMax - outMin) * (value - inMin) / (inMax - inMin);\n}\n\nfloat linearTosRGB(const in float c) {\n  if (c >= 1.0) return 1.0;\n  float S1 = sqrt(c);\n  float S2 = sqrt(S1);\n  float S3 = sqrt(S2);\n  return 0.662002687 * S1 + 0.684122060 * S2 - 0.323583601 * S3 - 0.0225411470 * c;\n}\n\nvoid main() {\n  vec3 color = mix(colorMin, colorMax, throttle);\n  float opacity = mix(opacityMin, opacityMax, throttle) * globalOpacity;\n  vec4 outputColor = vec4(color, opacity);\n\n  vec4 sample1 = texture2D(map, vUvSample1);\n  vec4 sample2 = texture2D(map, vUvSample2);\n  vec4 sample3 = texture2D(map, vUvSample3);\n\n  float alpha = sample1.r * sample2.r * sample3.r * 4.0;\n\n  float falloff = clamp(remap(vViewPosition.z, 0.0, fallOffDistance, 1.0, 0.0), 0.0, 1.0);\n\n  outputColor.a *= alpha;\n\n  outputColor.a = linearTosRGB(outputColor.a);\n\n  outputColor.a *= falloff;\n\n  gl_FragColor = outputColor;\n}\n",uniforms:{globalOpacity:{value:1},map:{value:uo(n)},colorMin:{value:new Be(i)},colorMax:{value:new Be(r)},opacityMin:{value:s},opacityMax:{value:l},offsetRepeatMin:{value:new u(1,0,...a)},offsetRepeatMax:{value:new u(1,0,...o)},fallOffDistance:{value:c},rotation:{value:new j},throttle:{value:0},distance:{value:0},rotationDistance:{value:0}}}),this.context=e,this.speedRange=h,this.rotationSpeedRange=d,this.transparent=!0,this.depthWrite=!1}update(){const{delta:e,throttle:t,opacity:n}=this.context;this.uniforms.throttle.value=t,this.uniforms.globalOpacity.value=n;const r=i.mapLinear(t,0,1,this.speedRange.min,this.speedRange.max);this.uniforms.distance.value+=e*r;const a=i.mapLinear(t,0,1,this.rotationSpeedRange.min,this.rotationSpeedRange.max);this.uniforms.rotationDistance.value+=i.degToRad(e*a)}}class fo extends ge{constructor(e,t){super(),this.createConeModel(e,t)}async createConeModel(e,t={}){const{coneModelUrl:n="https://webgl-space-travel.requin.pro/cone.glb",textureUrl:i,colorRange:r,opacityRange:a,repeatOffsetRange:o,fallOffDistance:s,speedRange:l,rotationSpeedRange:c}=t,{scene:{children:[h]}}=await(new co).loadAsync(n),u=h,d=new po(e,{textureUrl:i,colorRange:r,opacityRange:a,repeatOffsetRange:o,fallOffDistance:s,speedRange:l,rotationSpeedRange:c});u.material=d,u.scale.set(2,1,2),u.position.z-=5,u.rotation.z=-Math.PI,u.onBeforeRender=()=>{d.update()},this.add(u)}}const mo=[{textureUrl:"https://webgl-space-travel.requin.pro/clouds1.jpg",colorRange:{min:16711746,max:16711746},opacityRange:{min:.05,max:.2},speedRange:{min:.0025,max:.175},repeatOffsetRange:{min:[1,1],max:[.33,1]},fallOffDistance:-8,rotationSpeedRange:{min:1,max:30}},{textureUrl:"https://webgl-space-travel.requin.pro/noise3.jpg",colorRange:{min:2513405,max:2513405},opacityRange:{min:.05,max:.25},speedRange:{min:.003,max:.075},repeatOffsetRange:{min:[.5,1],max:[.25,1]},fallOffDistance:-6,rotationSpeedRange:{min:.5,max:25}},{textureUrl:"https://webgl-space-travel.requin.pro/noise3.jpg",colorRange:{min:8716527,max:8716527},opacityRange:{min:.02,max:.25},speedRange:{min:.002,max:.1125},repeatOffsetRange:{min:[.75,1],max:[.35,1]},fallOffDistance:-6,rotationSpeedRange:{min:1.09,max:31}}];class go extends $i{constructor(e,t=mo){super();for(const n of t){const t=new fo(e,n);this.add(t)}}}class vo extends rr{constructor(e,t={}){super();const{backgroundColor:n=524303,starfield:i,nebulae:r}=t,a=new lo(e,i),o=new go(e,r);this.camera=this.createCamera(),this.add(this.camera),this.setObjectRenderOrder(o,0),this.setObjectRenderOrder(a,1),this.camera.add(o),this.camera.add(a),this.frustumCulled=!1,this.background=new Be(n)}render(e){e.render(this,this.camera)}setCameraAspectRatio(e){this.camera.aspect=e,this.camera.updateProjectionMatrix()}createCamera(){const e=new Ot(60,1,.01,500);return e.position.set(0,0,-4),e.lookAt(new f(0,0,0)),e}setObjectRenderOrder(e,t){e.traverse((e=>{e.renderOrder=t}))}}export default class{constructor(e){const{canvas:t,backgroundColor:n,throttle:i,throttleLerpFactor:r,opacity:a,startOpacity:o,opacityLerpFactor:s,starfield:l,nebulae:c}=e;if(!(t instanceof HTMLCanvasElement))throw new TypeError("Invalid canvas");this.context=new oo({throttle:i,throttleLerpFactor:r,opacity:a,startOpacity:o,opacityLerpFactor:s}),this.scene=new vo(this.context,{backgroundColor:n,starfield:l,nebulae:c}),this.renderer=this.createRenderer(t),this.setSize(t),this.renderLoop=new io(this.onRender.bind(this))}get throttle(){return this.context.throttleTarget}set throttle(e){this.context.setThrottle(e)}get opacity(){return this.context.opacityTarget}set opacity(e){this.context.setOpacity(e)}start(){this.context.start(),this.renderLoop.start()}resume(){this.start()}pause(){this.context.pause(),this.renderLoop.pause()}resize(){this.setSize(this.renderer.domElement)}createRenderer(e){const t=new ir({canvas:e}),n=Math.min(window.devicePixelRatio,1.5);return t.setPixelRatio(n),t}setSize(e){const t=e.offsetWidth,n=e.offsetHeight;this.renderer.setSize(t,n,!1),this.scene.setCameraAspectRatio(t/n)}isRenderable(){const{opacity:e}=this.context;return 0!==e}onRender(){this.context.update(),this.isRenderable()&&this.scene.render(this.renderer)}}