3DTilesRendererJS/dist/assets/b3dmExample.fa261be3.js

(function(){const e=document.createElement("link").relList;if(e&&e.supports&&e.supports("modulepreload"))return;for(const i of document.querySelectorAll('link[rel="modulepreload"]'))n(i);new MutationObserver(i=>{for(const s of i)if(s.type==="childList")for(const o of s.addedNodes)o.tagName==="LINK"&&o.rel==="modulepreload"&&n(o)}).observe(document,{childList:!0,subtree:!0});function t(i){const s={};return i.integrity&&(s.integrity=i.integrity),i.referrerpolicy&&(s.referrerPolicy=i.referrerpolicy),i.crossorigin==="use-credentials"?s.credentials="include":i.crossorigin==="anonymous"?s.credentials="omit":s.credentials="same-origin",s}function n(i){if(i.ep)return;i.ep=!0;const s=t(i);fetch(i.href,s)}})();/**
 * @license
 * Copyright 2010-2021 Three.js Authors
 * SPDX-License-Identifier: MIT
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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(this.image!==void 0){const i=this.image;if(i.uuid===void 0&&(i.uuid=Tt()),!t&&e.images[i.uuid]===void 0){let s;if(Array.isArray(i)){s=[];for(let o=0,a=i.length;o<a;o++)i[o].isDataTexture?s.push(vr(i[o].image)):s.push(vr(i[o]))}else s=vr(i);e.images[i.uuid]={uuid:i.uuid,url:s}}n.image=i.uuid}return JSON.stringify(this.userData)!=="{}"&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==Ol)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case vi:e.x=e.x-Math.floor(e.x);break;case yt:e.x=e.x<0?0:1;break;case er:Math.abs(Math.floor(e.x)%2)===1?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x);break}if(e.y<0||e.y>1)switch(this.wrapT){case vi:e.y=e.y-Math.floor(e.y);break;case yt:e.y=e.y<0?0:1;break;case er:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&this.version++}}tt.DEFAULT_IMAGE=void 0;tt.DEFAULT_MAPPING=Ol;tt.prototype.isTexture=!0;function vr(r){return typeof HTMLImageElement<"u"&&r instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&r instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&r instanceof ImageBitmap?Ai.getDataURL(r):r.data?{data:Array.prototype.slice.call(r.data),width:r.width,height:r.height,type:r.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}class qe{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=e.w!==void 0?e.w:1,this}add(e,t){return t!==void 0?(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 t!==void 0?(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,s=this.w,o=e.elements;return this.x=o[0]*t+o[4]*n+o[8]*i+o[12]*s,this.y=o[1]*t+o[5]*n+o[9]*i+o[13]*s,this.z=o[2]*t+o[6]*n+o[10]*i+o[14]*s,this.w=o[3]*t+o[7]*n+o[11]*i+o[15]*s,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,s;const l=e.elements,c=l[0],h=l[4],u=l[8],d=l[1],f=l[5],g=l[9],x=l[2],_=l[6],p=l[10];if(Math.abs(h-d)<.01&&Math.abs(u-x)<.01&&Math.abs(g-_)<.01){if(Math.abs(h+d)<.1&&Math.abs(u+x)<.1&&Math.abs(g+_)<.1&&Math.abs(c+f+p-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const R=(c+1)/2,y=(f+1)/2,E=(p+1)/2,C=(h+d)/4,P=(u+x)/4,V=(g+_)/4;return R>y&&R>E?R<.01?(n=0,i=.707106781,s=.707106781):(n=Math.sqrt(R),i=C/n,s=P/n):y>E?y<.01?(n=.707106781,i=0,s=.707106781):(i=Math.sqrt(y),n=C/i,s=V/i):E<.01?(n=.707106781,i=.707106781,s=0):(s=Math.sqrt(E),n=P/s,i=V/s),this.set(n,i,s,t),this}let m=Math.sqrt((_-g)*(_-g)+(u-x)*(u-x)+(d-h)*(d-h));return Math.abs(m)<.001&&(m=1),this.x=(_-g)/m,this.y=(u-x)/m,this.z=(d-h)/m,this.w=Math.acos((c+f+p-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 n!==void 0&&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}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}qe.prototype.isVector4=!0;class Et extends Sn{constructor(e,t,n={}){super(),this.width=e,this.height=t,this.depth=1,this.scissor=new qe(0,0,e,t),this.scissorTest=!1,this.viewport=new qe(0,0,e,t),this.texture=new tt(void 0,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.encoding),this.texture.isRenderTargetTexture=!0,this.texture.image={width:e,height:t,depth:1},this.texture.generateMipmaps=n.generateMipmaps!==void 0?n.generateMipmaps:!1,this.texture.internalFormat=n.internalFormat!==void 0?n.internalFormat:null,this.texture.minFilter=n.minFilter!==void 0?n.minFilter:ht,this.depthBuffer=n.depthBuffer!==void 0?n.depthBuffer:!0,this.stencilBuffer=n.stencilBuffer!==void 0?n.stencilBuffer:!1,this.depthTexture=n.depthTexture!==void 0?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.texture.image={...this.texture.image},this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.depthTexture=e.depthTexture,this}dispose(){this.dispatchEvent({type:"dispose"})}}Et.prototype.isWebGLRenderTarget=!0;class Fu extends Et{constructor(e,t,n){super(e,t);const i=this.texture;this.texture=[];for(let s=0;s<n;s++)this.texture[s]=i.clone()}setSize(e,t,n=1){if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let i=0,s=this.texture.length;i<s;i++)this.texture[i].image.width=e,this.texture[i].image.height=t,this.texture[i].image.depth=n;this.dispose()}return this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t),this}copy(e){this.dispose(),this.width=e.width,this.height=e.height,this.depth=e.depth,this.viewport.set(0,0,this.width,this.height),this.scissor.set(0,0,this.width,this.height),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.depthTexture=e.depthTexture,this.texture.length=0;for(let t=0,n=e.texture.length;t<n;t++)this.texture[t]=e.texture[t].clone();return this}}Fu.prototype.isWebGLMultipleRenderTargets=!0;class Eo extends Et{constructor(e,t,n={}){super(e,t,n),this.samples=4,this.ignoreDepthForMultisampleCopy=n.ignoreDepth!==void 0?n.ignoreDepth:!0,this.useRenderToTexture=n.useRenderToTexture!==void 0?n.useRenderToTexture:!1,this.useRenderbuffer=this.useRenderToTexture===!1}copy(e){return super.copy.call(this,e),this.samples=e.samples,this.useRenderToTexture=e.useRenderToTexture,this.useRenderbuffer=e.useRenderbuffer,this}}Eo.prototype.isWebGLMultisampleRenderTarget=!0;class at{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,s,o,a){let l=n[i+0],c=n[i+1],h=n[i+2],u=n[i+3];const d=s[o+0],f=s[o+1],g=s[o+2],x=s[o+3];if(a===0){e[t+0]=l,e[t+1]=c,e[t+2]=h,e[t+3]=u;return}if(a===1){e[t+0]=d,e[t+1]=f,e[t+2]=g,e[t+3]=x;return}if(u!==x||l!==d||c!==f||h!==g){let _=1-a;const p=l*d+c*f+h*g+u*x,m=p>=0?1:-1,R=1-p*p;if(R>Number.EPSILON){const E=Math.sqrt(R),C=Math.atan2(E,p*m);_=Math.sin(_*C)/E,a=Math.sin(a*C)/E}const y=a*m;if(l=l*_+d*y,c=c*_+f*y,h=h*_+g*y,u=u*_+x*y,_===1-a){const E=1/Math.sqrt(l*l+c*c+h*h+u*u);l*=E,c*=E,h*=E,u*=E}}e[t]=l,e[t+1]=c,e[t+2]=h,e[t+3]=u}static multiplyQuaternionsFlat(e,t,n,i,s,o){const a=n[i],l=n[i+1],c=n[i+2],h=n[i+3],u=s[o],d=s[o+1],f=s[o+2],g=s[o+3];return e[t]=a*g+h*u+l*f-c*d,e[t+1]=l*g+h*d+c*u-a*f,e[t+2]=c*g+h*f+a*d-l*u,e[t+3]=h*g-a*u-l*d-c*f,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,s=e._z,o=e._order,a=Math.cos,l=Math.sin,c=a(n/2),h=a(i/2),u=a(s/2),d=l(n/2),f=l(i/2),g=l(s/2);switch(o){case"XYZ":this._x=d*h*u+c*f*g,this._y=c*f*u-d*h*g,this._z=c*h*g+d*f*u,this._w=c*h*u-d*f*g;break;case"YXZ":this._x=d*h*u+c*f*g,this._y=c*f*u-d*h*g,this._z=c*h*g-d*f*u,this._w=c*h*u+d*f*g;break;case"ZXY":this._x=d*h*u-c*f*g,this._y=c*f*u+d*h*g,this._z=c*h*g+d*f*u,this._w=c*h*u-d*f*g;break;case"ZYX":this._x=d*h*u-c*f*g,this._y=c*f*u+d*h*g,this._z=c*h*g-d*f*u,this._w=c*h*u+d*f*g;break;case"YZX":this._x=d*h*u+c*f*g,this._y=c*f*u+d*h*g,this._z=c*h*g-d*f*u,this._w=c*h*u-d*f*g;break;case"XZY":this._x=d*h*u-c*f*g,this._y=c*f*u-d*h*g,this._z=c*h*g+d*f*u,this._w=c*h*u+d*f*g;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+o)}return t!==!1&&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],s=t[8],o=t[1],a=t[5],l=t[9],c=t[2],h=t[6],u=t[10],d=n+a+u;if(d>0){const f=.5/Math.sqrt(d+1);this._w=.25/f,this._x=(h-l)*f,this._y=(s-c)*f,this._z=(o-i)*f}else if(n>a&&n>u){const f=2*Math.sqrt(1+n-a-u);this._w=(h-l)/f,this._x=.25*f,this._y=(i+o)/f,this._z=(s+c)/f}else if(a>u){const f=2*Math.sqrt(1+a-n-u);this._w=(s-c)/f,this._x=(i+o)/f,this._y=.25*f,this._z=(l+h)/f}else{const f=2*Math.sqrt(1+u-n-a);this._w=(o-i)/f,this._x=(s+c)/f,this._y=(l+h)/f,this._z=.25*f}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(gt(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(n===0)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 e===0?(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 t!==void 0?(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,s=e._z,o=e._w,a=t._x,l=t._y,c=t._z,h=t._w;return this._x=n*h+o*a+i*c-s*l,this._y=i*h+o*l+s*a-n*c,this._z=s*h+o*c+n*l-i*a,this._w=o*h-n*a-i*l-s*c,this._onChangeCallback(),this}slerp(e,t){if(t===0)return this;if(t===1)return this.copy(e);const n=this._x,i=this._y,s=this._z,o=this._w;let a=o*e._w+n*e._x+i*e._y+s*e._z;if(a<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,a=-a):this.copy(e),a>=1)return this._w=o,this._x=n,this._y=i,this._z=s,this;const l=1-a*a;if(l<=Number.EPSILON){const f=1-t;return this._w=f*o+t*this._w,this._x=f*n+t*this._x,this._y=f*i+t*this._y,this._z=f*s+t*this._z,this.normalize(),this._onChangeCallback(),this}const c=Math.sqrt(l),h=Math.atan2(c,a),u=Math.sin((1-t)*h)/c,d=Math.sin(t*h)/c;return this._w=o*u+this._w*d,this._x=n*u+this._x*d,this._y=i*u+this._y*d,this._z=s*u+this._z*d,this._onChangeCallback(),this}slerpQuaternions(e,t,n){this.copy(e).slerp(t,n)}random(){const e=Math.random(),t=Math.sqrt(1-e),n=Math.sqrt(e),i=2*Math.PI*Math.random(),s=2*Math.PI*Math.random();return this.set(t*Math.cos(i),n*Math.sin(s),n*Math.cos(s),t*Math.sin(i))}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(){}}at.prototype.isQuaternion=!0;class T{constructor(e=0,t=0,n=0){this.x=e,this.y=t,this.z=n}set(e,t,n){return n===void 0&&(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 t!==void 0?(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 t!==void 0?(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 t!==void 0?(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(ga.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(ga.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[3]*n+s[6]*i,this.y=s[1]*t+s[4]*n+s[7]*i,this.z=s[2]*t+s[5]*n+s[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,s=e.elements,o=1/(s[3]*t+s[7]*n+s[11]*i+s[15]);return this.x=(s[0]*t+s[4]*n+s[8]*i+s[12])*o,this.y=(s[1]*t+s[5]*n+s[9]*i+s[13])*o,this.z=(s[2]*t+s[6]*n+s[10]*i+s[14])*o,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,s=e.x,o=e.y,a=e.z,l=e.w,c=l*t+o*i-a*n,h=l*n+a*t-s*i,u=l*i+s*n-o*t,d=-s*t-o*n-a*i;return this.x=c*l+d*-s+h*-a-u*-o,this.y=h*l+d*-o+u*-s-c*-a,this.z=u*l+d*-a+c*-o-h*-s,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,s=e.elements;return this.x=s[0]*t+s[4]*n+s[8]*i,this.y=s[1]*t+s[5]*n+s[9]*i,this.z=s[2]*t+s[6]*n+s[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 t!==void 0?(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,s=e.z,o=t.x,a=t.y,l=t.z;return this.x=i*l-s*a,this.y=s*o-n*l,this.z=n*a-i*o,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return Mr.copy(this).projectOnVector(e),this.sub(Mr)}reflect(e){return this.sub(Mr.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(gt(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,t*4)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,t*3)}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 n!==void 0&&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}randomDirection(){const e=(Math.random()-.5)*2,t=Math.random()*Math.PI*2,n=Math.sqrt(1-e**2);return this.x=n*Math.cos(t),this.y=n*Math.sin(t),this.z=e,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}T.prototype.isVector3=!0;const Mr=new T,ga=new at;class wt{constructor(e=new T(1/0,1/0,1/0),t=new T(-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,s=-1/0,o=-1/0,a=-1/0;for(let l=0,c=e.length;l<c;l+=3){const h=e[l],u=e[l+1],d=e[l+2];h<t&&(t=h),u<n&&(n=u),d<i&&(i=d),h>s&&(s=h),u>o&&(o=u),d>a&&(a=d)}return this.min.set(t,n,i),this.max.set(s,o,a),this}setFromBufferAttribute(e){let t=1/0,n=1/0,i=1/0,s=-1/0,o=-1/0,a=-1/0;for(let l=0,c=e.count;l<c;l++){const h=e.getX(l),u=e.getY(l),d=e.getZ(l);h<t&&(t=h),u<n&&(n=u),d<i&&(i=d),h>s&&(s=h),u>o&&(o=u),d>a&&(a=d)}return this.min.set(t,n,i),this.max.set(s,o,a),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=Oi.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 this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return 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;t!==void 0&&(t.boundingBox===null&&t.computeBoundingBox(),br.copy(t.boundingBox),br.applyMatrix4(e.matrixWorld),this.union(br));const n=e.children;for(let i=0,s=n.length;i<s;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 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,Oi),Oi.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(Bi),ys.subVectors(this.max,Bi),Xn.subVectors(e.a,Bi),Yn.subVectors(e.b,Bi),Zn.subVectors(e.c,Bi),sn.subVectors(Yn,Xn),rn.subVectors(Zn,Yn),Rn.subVectors(Xn,Zn);let t=[0,-sn.z,sn.y,0,-rn.z,rn.y,0,-Rn.z,Rn.y,sn.z,0,-sn.x,rn.z,0,-rn.x,Rn.z,0,-Rn.x,-sn.y,sn.x,0,-rn.y,rn.x,0,-Rn.y,Rn.x,0];return!wr(t,Xn,Yn,Zn,ys)||(t=[1,0,0,0,1,0,0,0,1],!wr(t,Xn,Yn,Zn,ys))?!1:(vs.crossVectors(sn,rn),t=[vs.x,vs.y,vs.z],wr(t,Xn,Yn,Zn,ys))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return Oi.copy(e).clamp(this.min,this.max).sub(e).length()}getBoundingSphere(e){return this.getCenter(e.center),e.radius=this.getSize(Oi).length()*.5,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()?this:(Wt[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Wt[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Wt[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Wt[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Wt[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Wt[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Wt[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Wt[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Wt),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)}}wt.prototype.isBox3=!0;const Wt=[new T,new T,new T,new T,new T,new T,new T,new T],Oi=new T,br=new wt,Xn=new T,Yn=new T,Zn=new T,sn=new T,rn=new T,Rn=new T,Bi=new T,ys=new T,vs=new T,Cn=new T;function wr(r,e,t,n,i){for(let s=0,o=r.length-3;s<=o;s+=3){Cn.fromArray(r,s);const a=i.x*Math.abs(Cn.x)+i.y*Math.abs(Cn.y)+i.z*Math.abs(Cn.z),l=e.dot(Cn),c=t.dot(Cn),h=n.dot(Cn);if(Math.max(-Math.max(l,c,h),Math.min(l,c,h))>a)return!1}return!0}const Ou=new wt,xa=new T,Ms=new T,Sr=new T;class Tn{constructor(e=new T,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;t!==void 0?n.copy(t):Ou.setFromPoints(e).getCenter(n);let i=0;for(let s=0,o=e.length;s<o;s++)i=Math.max(i,n.distanceToSquared(e[s]));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 t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return 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){Sr.subVectors(e,this.center);const t=Sr.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),i=(n-this.radius)*.5;this.center.add(Sr.multiplyScalar(i/n)),this.radius+=i}return this}union(e){return this.center.equals(e.center)===!0?Ms.set(0,0,1).multiplyScalar(e.radius):Ms.subVectors(e.center,this.center).normalize().multiplyScalar(e.radius),this.expandByPoint(xa.copy(e.center).add(Ms)),this.expandByPoint(xa.copy(e.center).sub(Ms)),this}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}const qt=new T,Tr=new T,bs=new T,on=new T,Er=new T,ws=new T,Ar=new T;class En{constructor(e=new T,t=new T(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 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,qt)),this}closestPointToPoint(e,t){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=qt.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(qt.copy(this.direction).multiplyScalar(t).add(this.origin),qt.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){Tr.copy(e).add(t).multiplyScalar(.5),bs.copy(t).sub(e).normalize(),on.copy(this.origin).sub(Tr);const s=e.distanceTo(t)*.5,o=-this.direction.dot(bs),a=on.dot(this.direction),l=-on.dot(bs),c=on.lengthSq(),h=Math.abs(1-o*o);let u,d,f,g;if(h>0)if(u=o*l-a,d=o*a-l,g=s*h,u>=0)if(d>=-g)if(d<=g){const x=1/h;u*=x,d*=x,f=u*(u+o*d+2*a)+d*(o*u+d+2*l)+c}else d=s,u=Math.max(0,-(o*d+a)),f=-u*u+d*(d+2*l)+c;else d=-s,u=Math.max(0,-(o*d+a)),f=-u*u+d*(d+2*l)+c;else d<=-g?(u=Math.max(0,-(-o*s+a)),d=u>0?-s:Math.min(Math.max(-s,-l),s),f=-u*u+d*(d+2*l)+c):d<=g?(u=0,d=Math.min(Math.max(-s,-l),s),f=d*(d+2*l)+c):(u=Math.max(0,-(o*s+a)),d=u>0?s:Math.min(Math.max(-s,-l),s),f=-u*u+d*(d+2*l)+c);else d=o>0?-s:s,u=Math.max(0,-(o*d+a)),f=-u*u+d*(d+2*l)+c;return n&&n.copy(this.direction).multiplyScalar(u).add(this.origin),i&&i.copy(bs).multiplyScalar(d).add(Tr),f}intersectSphere(e,t){qt.subVectors(e.center,this.origin);const n=qt.dot(this.direction),i=qt.dot(qt)-n*n,s=e.radius*e.radius;if(i>s)return null;const o=Math.sqrt(s-i),a=n-o,l=n+o;return a<0&&l<0?null:a<0?this.at(l,t):this.at(a,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(t===0)return e.distanceToPoint(this.origin)===0?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 n===null?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,i,s,o,a,l;const c=1/this.direction.x,h=1/this.direction.y,u=1/this.direction.z,d=this.origin;return c>=0?(n=(e.min.x-d.x)*c,i=(e.max.x-d.x)*c):(n=(e.max.x-d.x)*c,i=(e.min.x-d.x)*c),h>=0?(s=(e.min.y-d.y)*h,o=(e.max.y-d.y)*h):(s=(e.max.y-d.y)*h,o=(e.min.y-d.y)*h),n>o||s>i||((s>n||n!==n)&&(n=s),(o<i||i!==i)&&(i=o),u>=0?(a=(e.min.z-d.z)*u,l=(e.max.z-d.z)*u):(a=(e.max.z-d.z)*u,l=(e.min.z-d.z)*u),n>l||a>i)||((a>n||n!==n)&&(n=a),(l<i||i!==i)&&(i=l),i<0)?null:this.at(n>=0?n:i,t)}intersectsBox(e){return this.intersectBox(e,qt)!==null}intersectTriangle(e,t,n,i,s){Er.subVectors(t,e),ws.subVectors(n,e),Ar.crossVectors(Er,ws);let o=this.direction.dot(Ar),a;if(o>0){if(i)return null;a=1}else if(o<0)a=-1,o=-o;else return null;on.subVectors(this.origin,e);const l=a*this.direction.dot(ws.crossVectors(on,ws));if(l<0)return null;const c=a*this.direction.dot(Er.cross(on));if(c<0||l+c>o)return null;const h=-a*on.dot(Ar);return h<0?null:this.at(h/o,s)}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 pe{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,s,o,a,l,c,h,u,d,f,g,x,_){const p=this.elements;return p[0]=e,p[4]=t,p[8]=n,p[12]=i,p[1]=s,p[5]=o,p[9]=a,p[13]=l,p[2]=c,p[6]=h,p[10]=u,p[14]=d,p[3]=f,p[7]=g,p[11]=x,p[15]=_,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 pe().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/Jn.setFromMatrixColumn(e,0).length(),s=1/Jn.setFromMatrixColumn(e,1).length(),o=1/Jn.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]*s,t[5]=n[5]*s,t[6]=n[6]*s,t[7]=0,t[8]=n[8]*o,t[9]=n[9]*o,t[10]=n[10]*o,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,s=e.z,o=Math.cos(n),a=Math.sin(n),l=Math.cos(i),c=Math.sin(i),h=Math.cos(s),u=Math.sin(s);if(e.order==="XYZ"){const d=o*h,f=o*u,g=a*h,x=a*u;t[0]=l*h,t[4]=-l*u,t[8]=c,t[1]=f+g*c,t[5]=d-x*c,t[9]=-a*l,t[2]=x-d*c,t[6]=g+f*c,t[10]=o*l}else if(e.order==="YXZ"){const d=l*h,f=l*u,g=c*h,x=c*u;t[0]=d+x*a,t[4]=g*a-f,t[8]=o*c,t[1]=o*u,t[5]=o*h,t[9]=-a,t[2]=f*a-g,t[6]=x+d*a,t[10]=o*l}else if(e.order==="ZXY"){const d=l*h,f=l*u,g=c*h,x=c*u;t[0]=d-x*a,t[4]=-o*u,t[8]=g+f*a,t[1]=f+g*a,t[5]=o*h,t[9]=x-d*a,t[2]=-o*c,t[6]=a,t[10]=o*l}else if(e.order==="ZYX"){const d=o*h,f=o*u,g=a*h,x=a*u;t[0]=l*h,t[4]=g*c-f,t[8]=d*c+x,t[1]=l*u,t[5]=x*c+d,t[9]=f*c-g,t[2]=-c,t[6]=a*l,t[10]=o*l}else if(e.order==="YZX"){const d=o*l,f=o*c,g=a*l,x=a*c;t[0]=l*h,t[4]=x-d*u,t[8]=g*u+f,t[1]=u,t[5]=o*h,t[9]=-a*h,t[2]=-c*h,t[6]=f*u+g,t[10]=d-x*u}else if(e.order==="XZY"){const d=o*l,f=o*c,g=a*l,x=a*c;t[0]=l*h,t[4]=-u,t[8]=c*h,t[1]=d*u+x,t[5]=o*h,t[9]=f*u-g,t[2]=g*u-f,t[6]=a*h,t[10]=x*u+d}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(Bu,e,Uu)}lookAt(e,t,n){const i=this.elements;return vt.subVectors(e,t),vt.lengthSq()===0&&(vt.z=1),vt.normalize(),an.crossVectors(n,vt),an.lengthSq()===0&&(Math.abs(n.z)===1?vt.x+=1e-4:vt.z+=1e-4,vt.normalize(),an.crossVectors(n,vt)),an.normalize(),Ss.crossVectors(vt,an),i[0]=an.x,i[4]=Ss.x,i[8]=vt.x,i[1]=an.y,i[5]=Ss.y,i[9]=vt.y,i[2]=an.z,i[6]=Ss.z,i[10]=vt.z,this}multiply(e,t){return t!==void 0?(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,s=this.elements,o=n[0],a=n[4],l=n[8],c=n[12],h=n[1],u=n[5],d=n[9],f=n[13],g=n[2],x=n[6],_=n[10],p=n[14],m=n[3],R=n[7],y=n[11],E=n[15],C=i[0],P=i[4],V=i[8],ne=i[12],Z=i[1],I=i[5],S=i[9],b=i[13],N=i[2],O=i[6],D=i[10],B=i[14],te=i[3],le=i[7],k=i[11],G=i[15];return s[0]=o*C+a*Z+l*N+c*te,s[4]=o*P+a*I+l*O+c*le,s[8]=o*V+a*S+l*D+c*k,s[12]=o*ne+a*b+l*B+c*G,s[1]=h*C+u*Z+d*N+f*te,s[5]=h*P+u*I+d*O+f*le,s[9]=h*V+u*S+d*D+f*k,s[13]=h*ne+u*b+d*B+f*G,s[2]=g*C+x*Z+_*N+p*te,s[6]=g*P+x*I+_*O+p*le,s[10]=g*V+x*S+_*D+p*k,s[14]=g*ne+x*b+_*B+p*G,s[3]=m*C+R*Z+y*N+E*te,s[7]=m*P+R*I+y*O+E*le,s[11]=m*V+R*S+y*D+E*k,s[15]=m*ne+R*b+y*B+E*G,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],s=e[12],o=e[1],a=e[5],l=e[9],c=e[13],h=e[2],u=e[6],d=e[10],f=e[14],g=e[3],x=e[7],_=e[11],p=e[15];return g*(+s*l*u-i*c*u-s*a*d+n*c*d+i*a*f-n*l*f)+x*(+t*l*f-t*c*d+s*o*d-i*o*f+i*c*h-s*l*h)+_*(+t*c*u-t*a*f-s*o*u+n*o*f+s*a*h-n*c*h)+p*(-i*a*h-t*l*u+t*a*d+i*o*u-n*o*d+n*l*h)}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],s=e[3],o=e[4],a=e[5],l=e[6],c=e[7],h=e[8],u=e[9],d=e[10],f=e[11],g=e[12],x=e[13],_=e[14],p=e[15],m=u*_*c-x*d*c+x*l*f-a*_*f-u*l*p+a*d*p,R=g*d*c-h*_*c-g*l*f+o*_*f+h*l*p-o*d*p,y=h*x*c-g*u*c+g*a*f-o*x*f-h*a*p+o*u*p,E=g*u*l-h*x*l-g*a*d+o*x*d+h*a*_-o*u*_,C=t*m+n*R+i*y+s*E;if(C===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const P=1/C;return e[0]=m*P,e[1]=(x*d*s-u*_*s-x*i*f+n*_*f+u*i*p-n*d*p)*P,e[2]=(a*_*s-x*l*s+x*i*c-n*_*c-a*i*p+n*l*p)*P,e[3]=(u*l*s-a*d*s-u*i*c+n*d*c+a*i*f-n*l*f)*P,e[4]=R*P,e[5]=(h*_*s-g*d*s+g*i*f-t*_*f-h*i*p+t*d*p)*P,e[6]=(g*l*s-o*_*s-g*i*c+t*_*c+o*i*p-t*l*p)*P,e[7]=(o*d*s-h*l*s+h*i*c-t*d*c-o*i*f+t*l*f)*P,e[8]=y*P,e[9]=(g*u*s-h*x*s-g*n*f+t*x*f+h*n*p-t*u*p)*P,e[10]=(o*x*s-g*a*s+g*n*c-t*x*c-o*n*p+t*a*p)*P,e[11]=(h*a*s-o*u*s-h*n*c+t*u*c+o*n*f-t*a*f)*P,e[12]=E*P,e[13]=(h*x*i-g*u*i+g*n*d-t*x*d-h*n*_+t*u*_)*P,e[14]=(g*a*i-o*x*i-g*n*l+t*x*l+o*n*_-t*a*_)*P,e[15]=(o*u*i-h*a*i+h*n*l-t*u*l-o*n*d+t*a*d)*P,this}scale(e){const t=this.elements,n=e.x,i=e.y,s=e.z;return t[0]*=n,t[4]*=i,t[8]*=s,t[1]*=n,t[5]*=i,t[9]*=s,t[2]*=n,t[6]*=i,t[10]*=s,t[3]*=n,t[7]*=i,t[11]*=s,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),s=1-n,o=e.x,a=e.y,l=e.z,c=s*o,h=s*a;return this.set(c*o+n,c*a-i*l,c*l+i*a,0,c*a+i*l,h*a+n,h*l-i*o,0,c*l-i*a,h*l+i*o,s*l*l+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,i,s,o){return this.set(1,n,s,0,e,1,o,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,s=t._x,o=t._y,a=t._z,l=t._w,c=s+s,h=o+o,u=a+a,d=s*c,f=s*h,g=s*u,x=o*h,_=o*u,p=a*u,m=l*c,R=l*h,y=l*u,E=n.x,C=n.y,P=n.z;return i[0]=(1-(x+p))*E,i[1]=(f+y)*E,i[2]=(g-R)*E,i[3]=0,i[4]=(f-y)*C,i[5]=(1-(d+p))*C,i[6]=(_+m)*C,i[7]=0,i[8]=(g+R)*P,i[9]=(_-m)*P,i[10]=(1-(d+x))*P,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 s=Jn.set(i[0],i[1],i[2]).length();const o=Jn.set(i[4],i[5],i[6]).length(),a=Jn.set(i[8],i[9],i[10]).length();this.determinant()<0&&(s=-s),e.x=i[12],e.y=i[13],e.z=i[14],Rt.copy(this);const c=1/s,h=1/o,u=1/a;return Rt.elements[0]*=c,Rt.elements[1]*=c,Rt.elements[2]*=c,Rt.elements[4]*=h,Rt.elements[5]*=h,Rt.elements[6]*=h,Rt.elements[8]*=u,Rt.elements[9]*=u,Rt.elements[10]*=u,t.setFromRotationMatrix(Rt),n.x=s,n.y=o,n.z=a,this}makePerspective(e,t,n,i,s,o){o===void 0&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");const a=this.elements,l=2*s/(t-e),c=2*s/(n-i),h=(t+e)/(t-e),u=(n+i)/(n-i),d=-(o+s)/(o-s),f=-2*o*s/(o-s);return a[0]=l,a[4]=0,a[8]=h,a[12]=0,a[1]=0,a[5]=c,a[9]=u,a[13]=0,a[2]=0,a[6]=0,a[10]=d,a[14]=f,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this}makeOrthographic(e,t,n,i,s,o){const a=this.elements,l=1/(t-e),c=1/(n-i),h=1/(o-s),u=(t+e)*l,d=(n+i)*c,f=(o+s)*h;return a[0]=2*l,a[4]=0,a[8]=0,a[12]=-u,a[1]=0,a[5]=2*c,a[9]=0,a[13]=-d,a[2]=0,a[6]=0,a[10]=-2*h,a[14]=-f,a[3]=0,a[7]=0,a[11]=0,a[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}}pe.prototype.isMatrix4=!0;const Jn=new T,Rt=new pe,Bu=new T(0,0,0),Uu=new T(1,1,1),an=new T,Ss=new T,vt=new T,_a=new pe,ya=new at;class Li{constructor(e=0,t=0,n=0,i=Li.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=this._order){return this._x=e,this._y=t,this._z=n,this._order=i,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=this._order,n=!0){const i=e.elements,s=i[0],o=i[4],a=i[8],l=i[1],c=i[5],h=i[9],u=i[2],d=i[6],f=i[10];switch(t){case"XYZ":this._y=Math.asin(gt(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-h,f),this._z=Math.atan2(-o,s)):(this._x=Math.atan2(d,c),this._z=0);break;case"YXZ":this._x=Math.asin(-gt(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(a,f),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-u,s),this._z=0);break;case"ZXY":this._x=Math.asin(gt(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-u,f),this._z=Math.atan2(-o,c)):(this._y=0,this._z=Math.atan2(l,s));break;case"ZYX":this._y=Math.asin(-gt(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(d,f),this._z=Math.atan2(l,s)):(this._x=0,this._z=Math.atan2(-o,c));break;case"YZX":this._z=Math.asin(gt(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-u,s)):(this._x=0,this._y=Math.atan2(a,f));break;case"XZY":this._z=Math.asin(-gt(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(d,c),this._y=Math.atan2(a,s)):(this._x=Math.atan2(-h,f),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return _a.makeRotationFromQuaternion(e),this.setFromRotationMatrix(_a,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return ya.setFromEuler(this),this.setFromQuaternion(ya,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],e[3]!==void 0&&(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 T(this._x,this._y,this._z)}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}}Li.prototype.isEuler=!0;Li.DefaultOrder="XYZ";Li.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];class Ao{constructor(){this.mask=1}set(e){this.mask=(1<<e|0)>>>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(this.mask&e.mask)!==0}isEnabled(e){return(this.mask&(1<<e|0))!==0}}let zu=0;const va=new T,Kn=new at,jt=new pe,Ts=new T,Ui=new T,Hu=new T,ku=new at,Ma=new T(1,0,0),ba=new T(0,1,0),wa=new T(0,0,1),Gu={type:"added"},Sa={type:"removed"};class ke extends Sn{constructor(){super(),Object.defineProperty(this,"id",{value:zu++}),this.uuid=Tt(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=ke.DefaultUp.clone();const e=new T,t=new Li,n=new at,i=new T(1,1,1);function s(){n.setFromEuler(t,!1)}function o(){t.setFromQuaternion(n,void 0,!1)}t._onChange(s),n._onChange(o),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:i},modelViewMatrix:{value:new pe},normalMatrix:{value:new ut}}),this.matrix=new pe,this.matrixWorld=new pe,this.matrixAutoUpdate=ke.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new Ao,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return Kn.setFromAxisAngle(e,t),this.quaternion.multiply(Kn),this}rotateOnWorldAxis(e,t){return Kn.setFromAxisAngle(e,t),this.quaternion.premultiply(Kn),this}rotateX(e){return this.rotateOnAxis(Ma,e)}rotateY(e){return this.rotateOnAxis(ba,e)}rotateZ(e){return this.rotateOnAxis(wa,e)}translateOnAxis(e,t){return va.copy(e).applyQuaternion(this.quaternion),this.position.add(va.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(Ma,e)}translateY(e){return this.translateOnAxis(ba,e)}translateZ(e){return this.translateOnAxis(wa,e)}localToWorld(e){return e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return e.applyMatrix4(jt.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?Ts.copy(e):Ts.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),Ui.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?jt.lookAt(Ui,Ts,this.up):jt.lookAt(Ts,Ui,this.up),this.quaternion.setFromRotationMatrix(jt),i&&(jt.extractRotation(i.matrixWorld),Kn.setFromRotationMatrix(jt),this.quaternion.premultiply(Kn.invert()))}add(e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);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?(e.parent!==null&&e.parent.remove(e),e.parent=this,this.children.push(e),e.dispatchEvent(Gu)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let n=0;n<arguments.length;n++)this.remove(arguments[n]);return this}const t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(Sa)),this}removeFromParent(){const e=this.parent;return e!==null&&e.remove(this),this}clear(){for(let e=0;e<this.children.length;e++){const t=this.children[e];t.parent=null,t.dispatchEvent(Sa)}return this.children.length=0,this}attach(e){return this.updateWorldMatrix(!0,!1),jt.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),jt.multiply(e.parent.matrixWorld)),e.applyMatrix4(jt),this.add(e),e.updateWorldMatrix(!1,!0),this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,i=this.children.length;n<i;n++){const o=this.children[n].getObjectByProperty(e,t);if(o!==void 0)return o}}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ui,e,Hu),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ui,ku,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;t!==null&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(this.parent===null?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(e,t){const n=this.parent;if(e===!0&&n!==null&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),t===!0){const i=this.children;for(let s=0,o=i.length;s<o;s++)i[s].updateWorldMatrix(!1,!0)}}toJSON(e){const t=e===void 0||typeof e=="string",n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{}},n.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});const i={};i.uuid=this.uuid,i.type=this.type,this.name!==""&&(i.name=this.name),this.castShadow===!0&&(i.castShadow=!0),this.receiveShadow===!0&&(i.receiveShadow=!0),this.visible===!1&&(i.visible=!1),this.frustumCulled===!1&&(i.frustumCulled=!1),this.renderOrder!==0&&(i.renderOrder=this.renderOrder),JSON.stringify(this.userData)!=="{}"&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),this.matrixAutoUpdate===!1&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(i.instanceColor=this.instanceColor.toJSON()));function s(a,l){return a[l.uuid]===void 0&&(a[l.uuid]=l.toJSON(e)),l.uuid}if(this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=s(e.geometries,this.geometry);const a=this.geometry.parameters;if(a!==void 0&&a.shapes!==void 0){const l=a.shapes;if(Array.isArray(l))for(let c=0,h=l.length;c<h;c++){const u=l[c];s(e.shapes,u)}else s(e.shapes,l)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(s(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const a=[];for(let l=0,c=this.material.length;l<c;l++)a.push(s(e.materials,this.material[l]));i.material=a}else i.material=s(e.materials,this.material);if(this.children.length>0){i.children=[];for(let a=0;a<this.children.length;a++)i.children.push(this.children[a].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let a=0;a<this.animations.length;a++){const l=this.animations[a];i.animations.push(s(e.animations,l))}}if(t){const a=o(e.geometries),l=o(e.materials),c=o(e.textures),h=o(e.images),u=o(e.shapes),d=o(e.skeletons),f=o(e.animations);a.length>0&&(n.geometries=a),l.length>0&&(n.materials=l),c.length>0&&(n.textures=c),h.length>0&&(n.images=h),u.length>0&&(n.shapes=u),d.length>0&&(n.skeletons=d),f.length>0&&(n.animations=f)}return n.object=i,n;function o(a){const l=[];for(const c in a){const h=a[c];delete h.metadata,l.push(h)}return l}}clone(e){return new this.constructor().copy(this,e)}copy(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)),t===!0)for(let n=0;n<e.children.length;n++){const i=e.children[n];this.add(i.clone())}return this}}ke.DefaultUp=new T(0,1,0);ke.DefaultMatrixAutoUpdate=!0;ke.prototype.isObject3D=!0;const Ct=new T,Xt=new T,Lr=new T,Yt=new T,$n=new T,Qn=new T,Ta=new T,Rr=new T,Cr=new T,Pr=new T;class et{constructor(e=new T,t=new T,n=new T){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),Ct.subVectors(e,t),i.cross(Ct);const s=i.lengthSq();return s>0?i.multiplyScalar(1/Math.sqrt(s)):i.set(0,0,0)}static getBarycoord(e,t,n,i,s){Ct.subVectors(i,t),Xt.subVectors(n,t),Lr.subVectors(e,t);const o=Ct.dot(Ct),a=Ct.dot(Xt),l=Ct.dot(Lr),c=Xt.dot(Xt),h=Xt.dot(Lr),u=o*c-a*a;if(u===0)return s.set(-2,-1,-1);const d=1/u,f=(c*l-a*h)*d,g=(o*h-a*l)*d;return s.set(1-f-g,g,f)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,Yt),Yt.x>=0&&Yt.y>=0&&Yt.x+Yt.y<=1}static getUV(e,t,n,i,s,o,a,l){return this.getBarycoord(e,t,n,i,Yt),l.set(0,0),l.addScaledVector(s,Yt.x),l.addScaledVector(o,Yt.y),l.addScaledVector(a,Yt.z),l}static isFrontFacing(e,t,n,i){return Ct.subVectors(n,t),Xt.subVectors(e,t),Ct.cross(Xt).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}setFromAttributeAndIndices(e,t,n,i){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(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 Ct.subVectors(this.c,this.b),Xt.subVectors(this.a,this.b),Ct.cross(Xt).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return et.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return et.getBarycoord(e,this.a,this.b,this.c,t)}getUV(e,t,n,i,s){return et.getUV(e,this.a,this.b,this.c,t,n,i,s)}containsPoint(e){return et.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return et.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,i=this.b,s=this.c;let o,a;$n.subVectors(i,n),Qn.subVectors(s,n),Rr.subVectors(e,n);const l=$n.dot(Rr),c=Qn.dot(Rr);if(l<=0&&c<=0)return t.copy(n);Cr.subVectors(e,i);const h=$n.dot(Cr),u=Qn.dot(Cr);if(h>=0&&u<=h)return t.copy(i);const d=l*u-h*c;if(d<=0&&l>=0&&h<=0)return o=l/(l-h),t.copy(n).addScaledVector($n,o);Pr.subVectors(e,s);const f=$n.dot(Pr),g=Qn.dot(Pr);if(g>=0&&f<=g)return t.copy(s);const x=f*c-l*g;if(x<=0&&c>=0&&g<=0)return a=c/(c-g),t.copy(n).addScaledVector(Qn,a);const _=h*g-f*u;if(_<=0&&u-h>=0&&f-g>=0)return Ta.subVectors(s,i),a=(u-h)/(u-h+(f-g)),t.copy(i).addScaledVector(Ta,a);const p=1/(_+x+d);return o=x*p,a=d*p,t.copy(n).addScaledVector($n,o).addScaledVector(Qn,a)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}let Vu=0;class rt extends Sn{constructor(){super(),Object.defineProperty(this,"id",{value:Vu++}),this.uuid=Tt(),this.name="",this.type="Material",this.fog=!0,this.blending=Ji,this.side=yi,this.vertexColors=!1,this.opacity=1,this.format=st,this.transparent=!1,this.blendSrc=Nl,this.blendDst=Fl,this.blendEquation=ui,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=to,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=yu,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=yr,this.stencilZFail=yr,this.stencilZPass=yr,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.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const n=e[t];if(n===void 0){console.warn("THREE.Material: '"+t+"' parameter is undefined.");continue}if(t==="shading"){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=n===Dl;continue}const i=this[t];if(i===void 0){console.warn("THREE."+this.type+": '"+t+"' is not a property of this material.");continue}i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};n.uuid=this.uuid,n.type=this.type,this.name!==""&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),this.roughness!==void 0&&(n.roughness=this.roughness),this.metalness!==void 0&&(n.metalness=this.metalness),this.sheen!==void 0&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&this.emissiveIntensity!==1&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(n.shininess=this.shininess),this.clearcoat!==void 0&&(n.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(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.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(n.combine=this.combine)),this.envMapIntensity!==void 0&&(n.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(n.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&(n.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(n.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(n.size=this.size),this.shadowSide!==null&&(n.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==Ji&&(n.blending=this.blending),this.side!==yi&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.format!==st&&(n.format=this.format),this.transparent===!0&&(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&&this.rotation!==0&&(n.rotation=this.rotation),this.polygonOffset===!0&&(n.polygonOffset=!0),this.polygonOffsetFactor!==0&&(n.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&this.linewidth!==1&&(n.linewidth=this.linewidth),this.dashSize!==void 0&&(n.dashSize=this.dashSize),this.gapSize!==void 0&&(n.gapSize=this.gapSize),this.scale!==void 0&&(n.scale=this.scale),this.dithering===!0&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),this.alphaToCoverage===!0&&(n.alphaToCoverage=this.alphaToCoverage),this.premultipliedAlpha===!0&&(n.premultipliedAlpha=this.premultipliedAlpha),this.wireframe===!0&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(n.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(n.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(n.flatShading=this.flatShading),this.visible===!1&&(n.visible=!1),this.toneMapped===!1&&(n.toneMapped=!1),JSON.stringify(this.userData)!=="{}"&&(n.userData=this.userData);function i(s){const o=[];for(const a in s){const l=s[a];delete l.metadata,o.push(l)}return o}if(t){const s=i(e.textures),o=i(e.images);s.length>0&&(n.textures=s),o.length>0&&(n.images=o)}return n}clone(){return new this.constructor().copy(this)}copy(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.format=e.format,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(t!==null){const i=t.length;n=new Array(i);for(let s=0;s!==i;++s)n[s]=t[s].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(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){e===!0&&this.version++}}rt.prototype.isMaterial=!0;const Vl={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Pt={h:0,s:0,l:0},Es={h:0,s:0,l:0};function Ir(r,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?r+(e-r)*6*t:t<1/2?e:t<2/3?r+(e-r)*6*(2/3-t):r}function Dr(r){return r<.04045?r*.0773993808:Math.pow(r*.9478672986+.0521327014,2.4)}function Nr(r){return r<.0031308?r*12.92:1.055*Math.pow(r,.41666)-.055}class ue{constructor(e,t,n){return t===void 0&&n===void 0?this.set(e):this.setRGB(e,t,n)}set(e){return e&&e.isColor?this.copy(e):typeof e=="number"?this.setHex(e):typeof e=="string"&&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=(e&255)/255,this}setRGB(e,t,n){return this.r=e,this.g=t,this.b=n,this}setHSL(e,t,n){if(e=To(e,1),t=gt(t,0,1),n=gt(n,0,1),t===0)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+t):n+t-n*t,s=2*n-i;this.r=Ir(s,i,e+1/3),this.g=Ir(s,i,e),this.b=Ir(s,i,e-1/3)}return this}setStyle(e){function t(i){i!==void 0&&parseFloat(i)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let n;if(n=/^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(e)){let i;const s=n[1],o=n[2];switch(s){case"rgb":case"rgba":if(i=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return this.r=Math.min(255,parseInt(i[1],10))/255,this.g=Math.min(255,parseInt(i[2],10))/255,this.b=Math.min(255,parseInt(i[3],10))/255,t(i[4]),this;if(i=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return this.r=Math.min(100,parseInt(i[1],10))/100,this.g=Math.min(100,parseInt(i[2],10))/100,this.b=Math.min(100,parseInt(i[3],10))/100,t(i[4]),this;break;case"hsl":case"hsla":if(i=/^\s*(\d*\.?\d+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o)){const a=parseFloat(i[1])/360,l=parseInt(i[2],10)/100,c=parseInt(i[3],10)/100;return t(i[4]),this.setHSL(a,l,c)}break}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(e)){const i=n[1],s=i.length;if(s===3)return this.r=parseInt(i.charAt(0)+i.charAt(0),16)/255,this.g=parseInt(i.charAt(1)+i.charAt(1),16)/255,this.b=parseInt(i.charAt(2)+i.charAt(2),16)/255,this;if(s===6)return this.r=parseInt(i.charAt(0)+i.charAt(1),16)/255,this.g=parseInt(i.charAt(2)+i.charAt(3),16)/255,this.b=parseInt(i.charAt(4)+i.charAt(5),16)/255,this}return e&&e.length>0?this.setColorName(e):this}setColorName(e){const t=Vl[e.toLowerCase()];return t!==void 0?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}copySRGBToLinear(e){return this.r=Dr(e.r),this.g=Dr(e.g),this.b=Dr(e.b),this}copyLinearToSRGB(e){return this.r=Nr(e.r),this.g=Nr(e.g),this.b=Nr(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){return this.r*255<<16^this.g*255<<8^this.b*255<<0}getHexString(){return("000000"+this.getHex().toString(16)).slice(-6)}getHSL(e){const t=this.r,n=this.g,i=this.b,s=Math.max(t,n,i),o=Math.min(t,n,i);let a,l;const c=(o+s)/2;if(o===s)a=0,l=0;else{const h=s-o;switch(l=c<=.5?h/(s+o):h/(2-s-o),s){case t:a=(n-i)/h+(n<i?6:0);break;case n:a=(i-t)/h+2;break;case i:a=(t-n)/h+4;break}a/=6}return e.h=a,e.s=l,e.l=c,e}getStyle(){return"rgb("+(this.r*255|0)+","+(this.g*255|0)+","+(this.b*255|0)+")"}offsetHSL(e,t,n){return this.getHSL(Pt),Pt.h+=e,Pt.s+=t,Pt.l+=n,this.setHSL(Pt.h,Pt.s,Pt.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(Pt),e.getHSL(Es);const n=$i(Pt.h,Es.h,t),i=$i(Pt.s,Es.s,t),s=$i(Pt.l,Es.l,t);return this.setHSL(n,i,s),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 this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),e.normalized===!0&&(this.r/=255,this.g/=255,this.b/=255),this}toJSON(){return this.getHex()}}ue.NAMES=Vl;ue.prototype.isColor=!0;ue.prototype.r=1;ue.prototype.g=1;ue.prototype.b=1;class pn extends rt{constructor(e){super(),this.type="MeshBasicMaterial",this.color=new ue(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=sr,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this}}pn.prototype.isMeshBasicMaterial=!0;const je=new T,As=new j;class $e{constructor(e,t,n){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n===!0,this.usage=is,this.updateRange={offset:0,count:-1},this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let i=0,s=this.itemSize;i<s;i++)this.array[e+i]=t.array[n+i];return this}copyArray(e){return this.array.set(e),this}copyColorsArray(e){const t=this.array;let n=0;for(let i=0,s=e.length;i<s;i++){let o=e[i];o===void 0&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",i),o=new ue),t[n++]=o.r,t[n++]=o.g,t[n++]=o.b}return this}copyVector2sArray(e){const t=this.array;let n=0;for(let i=0,s=e.length;i<s;i++){let o=e[i];o===void 0&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",i),o=new j),t[n++]=o.x,t[n++]=o.y}return this}copyVector3sArray(e){const t=this.array;let n=0;for(let i=0,s=e.length;i<s;i++){let o=e[i];o===void 0&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",i),o=new T),t[n++]=o.x,t[n++]=o.y,t[n++]=o.z}return this}copyVector4sArray(e){const t=this.array;let n=0;for(let i=0,s=e.length;i<s;i++){let o=e[i];o===void 0&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",i),o=new qe),t[n++]=o.x,t[n++]=o.y,t[n++]=o.z,t[n++]=o.w}return this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,n=this.count;t<n;t++)As.fromBufferAttribute(this,t),As.applyMatrix3(e),this.setXY(t,As.x,As.y);else if(this.itemSize===3)for(let t=0,n=this.count;t<n;t++)je.fromBufferAttribute(this,t),je.applyMatrix3(e),this.setXYZ(t,je.x,je.y,je.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)je.x=this.getX(t),je.y=this.getY(t),je.z=this.getZ(t),je.applyMatrix4(e),this.setXYZ(t,je.x,je.y,je.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)je.x=this.getX(t),je.y=this.getY(t),je.z=this.getZ(t),je.applyNormalMatrix(e),this.setXYZ(t,je.x,je.y,je.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)je.x=this.getX(t),je.y=this.getY(t),je.z=this.getZ(t),je.transformDirection(e),this.setXYZ(t,je.x,je.y,je.z);return this}set(e,t=0){return this.array.set(e,t),this}getX(e){return this.array[e*this.itemSize]}setX(e,t){return this.array[e*this.itemSize]=t,this}getY(e){return this.array[e*this.itemSize+1]}setY(e,t){return this.array[e*this.itemSize+1]=t,this}getZ(e){return this.array[e*this.itemSize+2]}setZ(e,t){return this.array[e*this.itemSize+2]=t,this}getW(e){return this.array[e*this.itemSize+3]}setW(e,t){return this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,i){return e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this}setXYZW(e,t,n,i,s){return e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=s,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){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),this.usage!==is&&(e.usage=this.usage),(this.updateRange.offset!==0||this.updateRange.count!==-1)&&(e.updateRange=this.updateRange),e}}$e.prototype.isBufferAttribute=!0;class Wl extends $e{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class ql extends $e{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class Wu extends $e{constructor(e,t,n){super(new Uint16Array(e),t,n)}}Wu.prototype.isFloat16BufferAttribute=!0;class lt extends $e{constructor(e,t,n){super(new Float32Array(e),t,n)}}let qu=0;const St=new pe,Fr=new ke,ei=new T,Mt=new wt,zi=new wt,ot=new T;class Xe extends Sn{constructor(){super(),Object.defineProperty(this,"id",{value:qu++}),this.uuid=Tt(),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={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(Gl(e)>65535?ql:Wl)(e,1):this.index=e,this}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return this.attributes[e]!==void 0}addGroup(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;t!==void 0&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(n!==void 0){const s=new ut().getNormalMatrix(e);n.applyNormalMatrix(s),n.needsUpdate=!0}const i=this.attributes.tangent;return i!==void 0&&(i.transformDirection(e),i.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return St.makeRotationFromQuaternion(e),this.applyMatrix4(St),this}rotateX(e){return St.makeRotationX(e),this.applyMatrix4(St),this}rotateY(e){return St.makeRotationY(e),this.applyMatrix4(St),this}rotateZ(e){return St.makeRotationZ(e),this.applyMatrix4(St),this}translate(e,t,n){return St.makeTranslation(e,t,n),this.applyMatrix4(St),this}scale(e,t,n){return St.makeScale(e,t,n),this.applyMatrix4(St),this}lookAt(e){return Fr.lookAt(e),Fr.updateMatrix(),this.applyMatrix4(Fr.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(ei).negate(),this.translate(ei.x,ei.y,ei.z),this}setFromPoints(e){const t=[];for(let n=0,i=e.length;n<i;n++){const s=e[n];t.push(s.x,s.y,s.z||0)}return this.setAttribute("position",new lt(t,3)),this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new wt);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".',this),this.boundingBox.set(new T(-1/0,-1/0,-1/0),new T(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,i=t.length;n<i;n++){const s=t[n];Mt.setFromBufferAttribute(s),this.morphTargetsRelative?(ot.addVectors(this.boundingBox.min,Mt.min),this.boundingBox.expandByPoint(ot),ot.addVectors(this.boundingBox.max,Mt.max),this.boundingBox.expandByPoint(ot)):(this.boundingBox.expandByPoint(Mt.min),this.boundingBox.expandByPoint(Mt.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(){this.boundingSphere===null&&(this.boundingSphere=new Tn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".',this),this.boundingSphere.set(new T,1/0);return}if(e){const n=this.boundingSphere.center;if(Mt.setFromBufferAttribute(e),t)for(let s=0,o=t.length;s<o;s++){const a=t[s];zi.setFromBufferAttribute(a),this.morphTargetsRelative?(ot.addVectors(Mt.min,zi.min),Mt.expandByPoint(ot),ot.addVectors(Mt.max,zi.max),Mt.expandByPoint(ot)):(Mt.expandByPoint(zi.min),Mt.expandByPoint(zi.max))}Mt.getCenter(n);let i=0;for(let s=0,o=e.count;s<o;s++)ot.fromBufferAttribute(e,s),i=Math.max(i,n.distanceToSquared(ot));if(t)for(let s=0,o=t.length;s<o;s++){const a=t[s],l=this.morphTargetsRelative;for(let c=0,h=a.count;c<h;c++)ot.fromBufferAttribute(a,c),l&&(ei.fromBufferAttribute(e,c),ot.add(ei)),i=Math.max(i,n.distanceToSquared(ot))}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)}}computeTangents(){const e=this.index,t=this.attributes;if(e===null||t.position===void 0||t.normal===void 0||t.uv===void 0){console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}const n=e.array,i=t.position.array,s=t.normal.array,o=t.uv.array,a=i.length/3;t.tangent===void 0&&this.setAttribute("tangent",new $e(new Float32Array(4*a),4));const l=t.tangent.array,c=[],h=[];for(let Z=0;Z<a;Z++)c[Z]=new T,h[Z]=new T;const u=new T,d=new T,f=new T,g=new j,x=new j,_=new j,p=new T,m=new T;function R(Z,I,S){u.fromArray(i,Z*3),d.fromArray(i,I*3),f.fromArray(i,S*3),g.fromArray(o,Z*2),x.fromArray(o,I*2),_.fromArray(o,S*2),d.sub(u),f.sub(u),x.sub(g),_.sub(g);const b=1/(x.x*_.y-_.x*x.y);!isFinite(b)||(p.copy(d).multiplyScalar(_.y).addScaledVector(f,-x.y).multiplyScalar(b),m.copy(f).multiplyScalar(x.x).addScaledVector(d,-_.x).multiplyScalar(b),c[Z].add(p),c[I].add(p),c[S].add(p),h[Z].add(m),h[I].add(m),h[S].add(m))}let y=this.groups;y.length===0&&(y=[{start:0,count:n.length}]);for(let Z=0,I=y.length;Z<I;++Z){const S=y[Z],b=S.start,N=S.count;for(let O=b,D=b+N;O<D;O+=3)R(n[O+0],n[O+1],n[O+2])}const E=new T,C=new T,P=new T,V=new T;function ne(Z){P.fromArray(s,Z*3),V.copy(P);const I=c[Z];E.copy(I),E.sub(P.multiplyScalar(P.dot(I))).normalize(),C.crossVectors(V,I);const b=C.dot(h[Z])<0?-1:1;l[Z*4]=E.x,l[Z*4+1]=E.y,l[Z*4+2]=E.z,l[Z*4+3]=b}for(let Z=0,I=y.length;Z<I;++Z){const S=y[Z],b=S.start,N=S.count;for(let O=b,D=b+N;O<D;O+=3)ne(n[O+0]),ne(n[O+1]),ne(n[O+2])}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(t!==void 0){let n=this.getAttribute("normal");if(n===void 0)n=new $e(new Float32Array(t.count*3),3),this.setAttribute("normal",n);else for(let d=0,f=n.count;d<f;d++)n.setXYZ(d,0,0,0);const i=new T,s=new T,o=new T,a=new T,l=new T,c=new T,h=new T,u=new T;if(e)for(let d=0,f=e.count;d<f;d+=3){const g=e.getX(d+0),x=e.getX(d+1),_=e.getX(d+2);i.fromBufferAttribute(t,g),s.fromBufferAttribute(t,x),o.fromBufferAttribute(t,_),h.subVectors(o,s),u.subVectors(i,s),h.cross(u),a.fromBufferAttribute(n,g),l.fromBufferAttribute(n,x),c.fromBufferAttribute(n,_),a.add(h),l.add(h),c.add(h),n.setXYZ(g,a.x,a.y,a.z),n.setXYZ(x,l.x,l.y,l.z),n.setXYZ(_,c.x,c.y,c.z)}else for(let d=0,f=t.count;d<f;d+=3)i.fromBufferAttribute(t,d+0),s.fromBufferAttribute(t,d+1),o.fromBufferAttribute(t,d+2),h.subVectors(o,s),u.subVectors(i,s),h.cross(u),n.setXYZ(d+0,h.x,h.y,h.z),n.setXYZ(d+1,h.x,h.y,h.z),n.setXYZ(d+2,h.x,h.y,h.z);this.normalizeNormals(),n.needsUpdate=!0}}merge(e,t){if(!(e&&e.isBufferGeometry)){console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",e);return}t===void 0&&(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(e.attributes[i]===void 0)continue;const o=n[i].array,a=e.attributes[i],l=a.array,c=a.itemSize*t,h=Math.min(l.length,o.length-c);for(let u=0,d=c;u<h;u++,d++)o[d]=l[u]}return this}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)ot.fromBufferAttribute(e,t),ot.normalize(),e.setXYZ(t,ot.x,ot.y,ot.z)}toNonIndexed(){function e(a,l){const c=a.array,h=a.itemSize,u=a.normalized,d=new c.constructor(l.length*h);let f=0,g=0;for(let x=0,_=l.length;x<_;x++){a.isInterleavedBufferAttribute?f=l[x]*a.data.stride+a.offset:f=l[x]*h;for(let p=0;p<h;p++)d[g++]=c[f++]}return new $e(d,h,u)}if(this.index===null)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new Xe,n=this.index.array,i=this.attributes;for(const a in i){const l=i[a],c=e(l,n);t.setAttribute(a,c)}const s=this.morphAttributes;for(const a in s){const l=[],c=s[a];for(let h=0,u=c.length;h<u;h++){const d=c[h],f=e(d,n);l.push(f)}t.morphAttributes[a]=l}t.morphTargetsRelative=this.morphTargetsRelative;const o=this.groups;for(let a=0,l=o.length;a<l;a++){const c=o[a];t.addGroup(c.start,c.count,c.materialIndex)}return t}toJSON(){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),this.parameters!==void 0){const l=this.parameters;for(const c in l)l[c]!==void 0&&(e[c]=l[c]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const l in n){const c=n[l];e.data.attributes[l]=c.toJSON(e.data)}const i={};let s=!1;for(const l in this.morphAttributes){const c=this.morphAttributes[l],h=[];for(let u=0,d=c.length;u<d;u++){const f=c[u];h.push(f.toJSON(e.data))}h.length>0&&(i[l]=h,s=!0)}s&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const o=this.groups;o.length>0&&(e.data.groups=JSON.parse(JSON.stringify(o)));const a=this.boundingSphere;return a!==null&&(e.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),e}clone(){return new this.constructor().copy(this)}copy(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;n!==null&&this.setIndex(n.clone(t));const i=e.attributes;for(const c in i){const h=i[c];this.setAttribute(c,h.clone(t))}const s=e.morphAttributes;for(const c in s){const h=[],u=s[c];for(let d=0,f=u.length;d<f;d++)h.push(u[d].clone(t));this.morphAttributes[c]=h}this.morphTargetsRelative=e.morphTargetsRelative;const o=e.groups;for(let c=0,h=o.length;c<h;c++){const u=o[c];this.addGroup(u.start,u.count,u.materialIndex)}const a=e.boundingBox;a!==null&&(this.boundingBox=a.clone());const l=e.boundingSphere;return l!==null&&(this.boundingSphere=l.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,e.parameters!==void 0&&(this.parameters=Object.assign({},e.parameters)),this}dispose(){this.dispatchEvent({type:"dispose"})}}Xe.prototype.isBufferGeometry=!0;const Ea=new pe,ti=new En,Or=new Tn,ln=new T,cn=new T,hn=new T,Br=new T,Ur=new T,zr=new T,Ls=new T,Rs=new T,Cs=new T,Ps=new j,Is=new j,Ds=new j,Hr=new T,Ns=new T;class xt extends ke{constructor(e=new Xe,t=new pn){super(),this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e){return super.copy(e),e.morphTargetInfluences!==void 0&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),e.morphTargetDictionary!==void 0&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=e.material,this.geometry=e.geometry,this}updateMorphTargets(){const e=this.geometry;if(e.isBufferGeometry){const t=e.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,o=i.length;s<o;s++){const a=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}else{const t=e.morphTargets;t!==void 0&&t.length>0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}}raycast(e,t){const n=this.geometry,i=this.material,s=this.matrixWorld;if(i===void 0||(n.boundingSphere===null&&n.computeBoundingSphere(),Or.copy(n.boundingSphere),Or.applyMatrix4(s),e.ray.intersectsSphere(Or)===!1)||(Ea.copy(s).invert(),ti.copy(e.ray).applyMatrix4(Ea),n.boundingBox!==null&&ti.intersectsBox(n.boundingBox)===!1))return;let o;if(n.isBufferGeometry){const a=n.index,l=n.attributes.position,c=n.morphAttributes.position,h=n.morphTargetsRelative,u=n.attributes.uv,d=n.attributes.uv2,f=n.groups,g=n.drawRange;if(a!==null)if(Array.isArray(i))for(let x=0,_=f.length;x<_;x++){const p=f[x],m=i[p.materialIndex],R=Math.max(p.start,g.start),y=Math.min(a.count,Math.min(p.start+p.count,g.start+g.count));for(let E=R,C=y;E<C;E+=3){const P=a.getX(E),V=a.getX(E+1),ne=a.getX(E+2);o=Fs(this,m,e,ti,l,c,h,u,d,P,V,ne),o&&(o.faceIndex=Math.floor(E/3),o.face.materialIndex=p.materialIndex,t.push(o))}}else{const x=Math.max(0,g.start),_=Math.min(a.count,g.start+g.count);for(let p=x,m=_;p<m;p+=3){const R=a.getX(p),y=a.getX(p+1),E=a.getX(p+2);o=Fs(this,i,e,ti,l,c,h,u,d,R,y,E),o&&(o.faceIndex=Math.floor(p/3),t.push(o))}}else if(l!==void 0)if(Array.isArray(i))for(let x=0,_=f.length;x<_;x++){const p=f[x],m=i[p.materialIndex],R=Math.max(p.start,g.start),y=Math.min(l.count,Math.min(p.start+p.count,g.start+g.count));for(let E=R,C=y;E<C;E+=3){const P=E,V=E+1,ne=E+2;o=Fs(this,m,e,ti,l,c,h,u,d,P,V,ne),o&&(o.faceIndex=Math.floor(E/3),o.face.materialIndex=p.materialIndex,t.push(o))}}else{const x=Math.max(0,g.start),_=Math.min(l.count,g.start+g.count);for(let p=x,m=_;p<m;p+=3){const R=p,y=p+1,E=p+2;o=Fs(this,i,e,ti,l,c,h,u,d,R,y,E),o&&(o.faceIndex=Math.floor(p/3),t.push(o))}}}else n.isGeometry&&console.error("THREE.Mesh.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}}xt.prototype.isMesh=!0;function ju(r,e,t,n,i,s,o,a){let l;if(e.side===it?l=n.intersectTriangle(o,s,i,!0,a):l=n.intersectTriangle(i,s,o,e.side!==Un,a),l===null)return null;Ns.copy(a),Ns.applyMatrix4(r.matrixWorld);const c=t.ray.origin.distanceTo(Ns);return c<t.near||c>t.far?null:{distance:c,point:Ns.clone(),object:r}}function Fs(r,e,t,n,i,s,o,a,l,c,h,u){ln.fromBufferAttribute(i,c),cn.fromBufferAttribute(i,h),hn.fromBufferAttribute(i,u);const d=r.morphTargetInfluences;if(s&&d){Ls.set(0,0,0),Rs.set(0,0,0),Cs.set(0,0,0);for(let g=0,x=s.length;g<x;g++){const _=d[g],p=s[g];_!==0&&(Br.fromBufferAttribute(p,c),Ur.fromBufferAttribute(p,h),zr.fromBufferAttribute(p,u),o?(Ls.addScaledVector(Br,_),Rs.addScaledVector(Ur,_),Cs.addScaledVector(zr,_)):(Ls.addScaledVector(Br.sub(ln),_),Rs.addScaledVector(Ur.sub(cn),_),Cs.addScaledVector(zr.sub(hn),_)))}ln.add(Ls),cn.add(Rs),hn.add(Cs)}r.isSkinnedMesh&&(r.boneTransform(c,ln),r.boneTransform(h,cn),r.boneTransform(u,hn));const f=ju(r,e,t,n,ln,cn,hn,Hr);if(f){a&&(Ps.fromBufferAttribute(a,c),Is.fromBufferAttribute(a,h),Ds.fromBufferAttribute(a,u),f.uv=et.getUV(Hr,ln,cn,hn,Ps,Is,Ds,new j)),l&&(Ps.fromBufferAttribute(l,c),Is.fromBufferAttribute(l,h),Ds.fromBufferAttribute(l,u),f.uv2=et.getUV(Hr,ln,cn,hn,Ps,Is,Ds,new j));const g={a:c,b:h,c:u,normal:new T,materialIndex:0};et.getNormal(ln,cn,hn,g.normal),f.face=g}return f}class fs extends Xe{constructor(e=1,t=1,n=1,i=1,s=1,o=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:s,depthSegments:o};const a=this;i=Math.floor(i),s=Math.floor(s),o=Math.floor(o);const l=[],c=[],h=[],u=[];let d=0,f=0;g("z","y","x",-1,-1,n,t,e,o,s,0),g("z","y","x",1,-1,n,t,-e,o,s,1),g("x","z","y",1,1,e,n,t,i,o,2),g("x","z","y",1,-1,e,n,-t,i,o,3),g("x","y","z",1,-1,e,t,n,i,s,4),g("x","y","z",-1,-1,e,t,-n,i,s,5),this.setIndex(l),this.setAttribute("position",new lt(c,3)),this.setAttribute("normal",new lt(h,3)),this.setAttribute("uv",new lt(u,2));function g(x,_,p,m,R,y,E,C,P,V,ne){const Z=y/P,I=E/V,S=y/2,b=E/2,N=C/2,O=P+1,D=V+1;let B=0,te=0;const le=new T;for(let k=0;k<D;k++){const G=k*I-b;for(let ce=0;ce<O;ce++){const ae=ce*Z-S;le[x]=ae*m,le[_]=G*R,le[p]=N,c.push(le.x,le.y,le.z),le[x]=0,le[_]=0,le[p]=C>0?1:-1,h.push(le.x,le.y,le.z),u.push(ce/P),u.push(1-k/V),B+=1}}for(let k=0;k<V;k++)for(let G=0;G<P;G++){const ce=d+G+O*k,ae=d+G+O*(k+1),fe=d+(G+1)+O*(k+1),Ce=d+(G+1)+O*k;l.push(ce,ae,Ce),l.push(ae,fe,Ce),te+=6}a.addGroup(f,te,ne),f+=te,d+=B}}static fromJSON(e){return new fs(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function wi(r){const e={};for(const t in r){e[t]={};for(const n in r[t]){const i=r[t][n];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture||i.isQuaternion)?e[t][n]=i.clone():Array.isArray(i)?e[t][n]=i.slice():e[t][n]=i}}return e}function ft(r){const e={};for(let t=0;t<r.length;t++){const n=wi(r[t]);for(const i in n)e[i]=n[i]}return e}const jl={clone:wi,merge:ft};var Xu=`void main() {
	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
}`,Yu=`void main() {
	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
}`;class bn extends rt{constructor(e){super(),this.type="ShaderMaterial",this.defines={},this.uniforms={},this.vertexShader=Xu,this.fragmentShader=Yu,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!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,e!==void 0&&(e.attributes!==void 0&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(e))}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=wi(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.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const i in this.uniforms){const o=this.uniforms[i].value;o&&o.isTexture?t.uniforms[i]={type:"t",value:o.toJSON(e).uuid}:o&&o.isColor?t.uniforms[i]={type:"c",value:o.getHex()}:o&&o.isVector2?t.uniforms[i]={type:"v2",value:o.toArray()}:o&&o.isVector3?t.uniforms[i]={type:"v3",value:o.toArray()}:o&&o.isVector4?t.uniforms[i]={type:"v4",value:o.toArray()}:o&&o.isMatrix3?t.uniforms[i]={type:"m3",value:o.toArray()}:o&&o.isMatrix4?t.uniforms[i]={type:"m4",value:o.toArray()}:t.uniforms[i]={value:o}}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)this.extensions[i]===!0&&(n[i]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}bn.prototype.isShaderMaterial=!0;class Lo extends ke{constructor(){super(),this.type="Camera",this.matrixWorldInverse=new pe,this.projectionMatrix=new pe,this.projectionMatrixInverse=new pe}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(-t[8],-t[9],-t[10]).normalize()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}}Lo.prototype.isCamera=!0;class pt extends Lo{constructor(e=50,t=1,n=.1,i=2e3){super(),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()}copy(e,t){return super.copy(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=e.view===null?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=ss*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(Ki*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return ss*2*Math.atan(Math.tan(Ki*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(e,t,n,i,s,o){this.aspect=e/t,this.view===null&&(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=s,this.view.height=o,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(Ki*.5*this.fov)/this.zoom,n=2*t,i=this.aspect*n,s=-.5*i;const o=this.view;if(this.view!==null&&this.view.enabled){const l=o.fullWidth,c=o.fullHeight;s+=o.offsetX*i/l,t-=o.offsetY*n/c,i*=o.width/l,n*=o.height/c}const a=this.filmOffset;a!==0&&(s+=e*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+i,t,t-n,e,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(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,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}pt.prototype.isPerspectiveCamera=!0;const ni=90,ii=1;class Ro extends ke{constructor(e,t,n){if(super(),this.type="CubeCamera",n.isWebGLCubeRenderTarget!==!0){console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.");return}this.renderTarget=n;const i=new pt(ni,ii,e,t);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new T(1,0,0)),this.add(i);const s=new pt(ni,ii,e,t);s.layers=this.layers,s.up.set(0,-1,0),s.lookAt(new T(-1,0,0)),this.add(s);const o=new pt(ni,ii,e,t);o.layers=this.layers,o.up.set(0,0,1),o.lookAt(new T(0,1,0)),this.add(o);const a=new pt(ni,ii,e,t);a.layers=this.layers,a.up.set(0,0,-1),a.lookAt(new T(0,-1,0)),this.add(a);const l=new pt(ni,ii,e,t);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new T(0,0,1)),this.add(l);const c=new pt(ni,ii,e,t);c.layers=this.layers,c.up.set(0,-1,0),c.lookAt(new T(0,0,-1)),this.add(c)}update(e,t){this.parent===null&&this.updateMatrixWorld();const n=this.renderTarget,[i,s,o,a,l,c]=this.children,h=e.xr.enabled,u=e.getRenderTarget();e.xr.enabled=!1;const d=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0),e.render(t,i),e.setRenderTarget(n,1),e.render(t,s),e.setRenderTarget(n,2),e.render(t,o),e.setRenderTarget(n,3),e.render(t,a),e.setRenderTarget(n,4),e.render(t,l),n.texture.generateMipmaps=d,e.setRenderTarget(n,5),e.render(t,c),e.setRenderTarget(u),e.xr.enabled=h}}class ar extends tt{constructor(e,t,n,i,s,o,a,l,c,h){e=e!==void 0?e:[],t=t!==void 0?t:us,super(e,t,n,i,s,o,a,l,c,h),this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}ar.prototype.isCubeTexture=!0;class Xl extends Et{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 ar(void 0,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.encoding),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=t.generateMipmaps!==void 0?t.generateMipmaps:!1,this.texture.minFilter=t.minFilter!==void 0?t.minFilter:ht,this.texture._needsFlipEnvMap=!1}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.format=st,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:`

				varying vec3 vWorldDirection;

				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {

					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );

				}

				void main() {

					vWorldDirection = transformDirection( position, modelMatrix );

					#include <begin_vertex>
					#include <project_vertex>

				}
			`,fragmentShader:`

				uniform sampler2D tEquirect;

				varying vec3 vWorldDirection;

				#include <common>

				void main() {

					vec3 direction = normalize( vWorldDirection );

					vec2 sampleUV = equirectUv( direction );

					gl_FragColor = texture2D( tEquirect, sampleUV );

				}
			`},i=new fs(5,5,5),s=new bn({name:"CubemapFromEquirect",uniforms:wi(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:it,blending:mn});s.uniforms.tEquirect.value=t;const o=new xt(i,s),a=t.minFilter;return t.minFilter===Ei&&(t.minFilter=ht),new Ro(1,10,this).update(e,o),t.minFilter=a,o.geometry.dispose(),o.material.dispose(),this}clear(e,t,n,i){const s=e.getRenderTarget();for(let o=0;o<6;o++)e.setRenderTarget(this,o),e.clear(t,n,i);e.setRenderTarget(s)}}Xl.prototype.isWebGLCubeRenderTarget=!0;const kr=new T,Zu=new T,Ju=new ut;class Kt{constructor(e=new T(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=kr.subVectors(n,t).cross(Zu.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 t.copy(this.normal).multiplyScalar(-this.distanceToPoint(e)).add(e)}intersectLine(e,t){const n=e.delta(kr),i=this.normal.dot(n);if(i===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const s=-(e.start.dot(this.normal)+this.constant)/i;return s<0||s>1?null:t.copy(n).multiplyScalar(s).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 e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||Ju.getNormalMatrix(e),i=this.coplanarPoint(kr).applyMatrix4(e),s=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(s),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)}}Kt.prototype.isPlane=!0;const si=new Tn,Os=new T;class lr{constructor(e=new Kt,t=new Kt,n=new Kt,i=new Kt,s=new Kt,o=new Kt){this.planes=[e,t,n,i,s,o]}set(e,t,n,i,s,o){const a=this.planes;return a[0].copy(e),a[1].copy(t),a[2].copy(n),a[3].copy(i),a[4].copy(s),a[5].copy(o),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],s=n[1],o=n[2],a=n[3],l=n[4],c=n[5],h=n[6],u=n[7],d=n[8],f=n[9],g=n[10],x=n[11],_=n[12],p=n[13],m=n[14],R=n[15];return t[0].setComponents(a-i,u-l,x-d,R-_).normalize(),t[1].setComponents(a+i,u+l,x+d,R+_).normalize(),t[2].setComponents(a+s,u+c,x+f,R+p).normalize(),t[3].setComponents(a-s,u-c,x-f,R-p).normalize(),t[4].setComponents(a-o,u-h,x-g,R-m).normalize(),t[5].setComponents(a+o,u+h,x+g,R+m).normalize(),this}intersectsObject(e){const t=e.geometry;return t.boundingSphere===null&&t.computeBoundingSphere(),si.copy(t.boundingSphere).applyMatrix4(e.matrixWorld),this.intersectsSphere(si)}intersectsSprite(e){return si.center.set(0,0,0),si.radius=.7071067811865476,si.applyMatrix4(e.matrixWorld),this.intersectsSphere(si)}intersectsSphere(e){const t=this.planes,n=e.center,i=-e.radius;for(let s=0;s<6;s++)if(t[s].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(Os.x=i.normal.x>0?e.max.x:e.min.x,Os.y=i.normal.y>0?e.max.y:e.min.y,Os.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(Os)<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 Yl(){let r=null,e=!1,t=null,n=null;function i(s,o){t(s,o),n=r.requestAnimationFrame(i)}return{start:function(){e!==!0&&t!==null&&(n=r.requestAnimationFrame(i),e=!0)},stop:function(){r.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(s){t=s},setContext:function(s){r=s}}}function Ku(r,e){const t=e.isWebGL2,n=new WeakMap;function i(c,h){const u=c.array,d=c.usage,f=r.createBuffer();r.bindBuffer(h,f),r.bufferData(h,u,d),c.onUploadCallback();let g=5126;return u instanceof Float32Array?g=5126:u instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):u instanceof Uint16Array?c.isFloat16BufferAttribute?t?g=5131:console.warn("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2."):g=5123:u instanceof Int16Array?g=5122:u instanceof Uint32Array?g=5125:u instanceof Int32Array?g=5124:u instanceof Int8Array?g=5120:(u instanceof Uint8Array||u instanceof Uint8ClampedArray)&&(g=5121),{buffer:f,type:g,bytesPerElement:u.BYTES_PER_ELEMENT,version:c.version}}function s(c,h,u){const d=h.array,f=h.updateRange;r.bindBuffer(u,c),f.count===-1?r.bufferSubData(u,0,d):(t?r.bufferSubData(u,f.offset*d.BYTES_PER_ELEMENT,d,f.offset,f.count):r.bufferSubData(u,f.offset*d.BYTES_PER_ELEMENT,d.subarray(f.offset,f.offset+f.count)),f.count=-1)}function o(c){return c.isInterleavedBufferAttribute&&(c=c.data),n.get(c)}function a(c){c.isInterleavedBufferAttribute&&(c=c.data);const h=n.get(c);h&&(r.deleteBuffer(h.buffer),n.delete(c))}function l(c,h){if(c.isGLBufferAttribute){const d=n.get(c);(!d||d.version<c.version)&&n.set(c,{buffer:c.buffer,type:c.type,bytesPerElement:c.elementSize,version:c.version});return}c.isInterleavedBufferAttribute&&(c=c.data);const u=n.get(c);u===void 0?n.set(c,i(c,h)):u.version<c.version&&(s(u.buffer,c,h),u.version=c.version)}return{get:o,remove:a,update:l}}class Co extends Xe{constructor(e=1,t=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};const s=e/2,o=t/2,a=Math.floor(n),l=Math.floor(i),c=a+1,h=l+1,u=e/a,d=t/l,f=[],g=[],x=[],_=[];for(let p=0;p<h;p++){const m=p*d-o;for(let R=0;R<c;R++){const y=R*u-s;g.push(y,-m,0),x.push(0,0,1),_.push(R/a),_.push(1-p/l)}}for(let p=0;p<l;p++)for(let m=0;m<a;m++){const R=m+c*p,y=m+c*(p+1),E=m+1+c*(p+1),C=m+1+c*p;f.push(R,y,C),f.push(y,E,C)}this.setIndex(f),this.setAttribute("position",new lt(g,3)),this.setAttribute("normal",new lt(x,3)),this.setAttribute("uv",new lt(_,2))}static fromJSON(e){return new Co(e.width,e.height,e.widthSegments,e.heightSegments)}}var $u=`#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, vUv ).g;
#endif`,Qu=`#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,ed=`#ifdef USE_ALPHATEST
	if ( diffuseColor.a < alphaTest ) discard;
#endif`,td=`#ifdef USE_ALPHATEST
	uniform float alphaTest;
#endif`,nd=`#ifdef USE_AOMAP
	float ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;
	reflectedLight.indirectDiffuse *= ambientOcclusion;
	#if defined( USE_ENVMAP ) && defined( STANDARD )
		float dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );
		reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );
	#endif
#endif`,id=`#ifdef USE_AOMAP
	uniform sampler2D aoMap;
	uniform float aoMapIntensity;
#endif`,sd="vec3 transformed = vec3( position );",rd=`vec3 objectNormal = vec3( normal );
#ifdef USE_TANGENT
	vec3 objectTangent = vec3( tangent.xyz );
#endif`,od=`vec3 BRDF_Lambert( const in vec3 diffuseColor ) {
	return RECIPROCAL_PI * diffuseColor;
}
vec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
}
float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
	float a2 = pow2( alpha );
	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
	return 0.5 / max( gv + gl, EPSILON );
}
float D_GGX( const in float alpha, const in float dotNH ) {
	float a2 = pow2( alpha );
	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
	return RECIPROCAL_PI * a2 / pow2( denom );
}
vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 f0, const in float f90, const in float roughness ) {
	float alpha = pow2( roughness );
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( f0, f90, dotVH );
	float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
	float D = D_GGX( alpha, dotNH );
	return F * ( V * D );
}
vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
	const float LUT_SIZE = 64.0;
	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
	const float LUT_BIAS = 0.5 / LUT_SIZE;
	float dotNV = saturate( dot( N, V ) );
	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
	uv = uv * LUT_SCALE + LUT_BIAS;
	return uv;
}
float LTC_ClippedSphereFormFactor( const in vec3 f ) {
	float l = length( f );
	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
}
vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
	float x = dot( v1, v2 );
	float y = abs( x );
	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
	float b = 3.4175940 + ( 4.1616724 + y ) * y;
	float v = a / b;
	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
	return cross( v1, v2 ) * theta_sintheta;
}
vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
	vec3 lightNormal = cross( v1, v2 );
	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
	vec3 T1, T2;
	T1 = normalize( V - N * dot( V, N ) );
	T2 = - cross( N, T1 );
	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );
	vec3 coords[ 4 ];
	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
	coords[ 0 ] = normalize( coords[ 0 ] );
	coords[ 1 ] = normalize( coords[ 1 ] );
	coords[ 2 ] = normalize( coords[ 2 ] );
	coords[ 3 ] = normalize( coords[ 3 ] );
	vec3 vectorFormFactor = vec3( 0.0 );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
	return vec3( result );
}
float G_BlinnPhong_Implicit( ) {
	return 0.25;
}
float D_BlinnPhong( const in float shininess, const in float dotNH ) {
	return RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );
}
vec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( specularColor, 1.0, dotVH );
	float G = G_BlinnPhong_Implicit( );
	float D = D_BlinnPhong( shininess, dotNH );
	return F * ( G * D );
}
#if defined( USE_SHEEN )
float D_Charlie( float roughness, float dotNH ) {
	float alpha = pow2( roughness );
	float invAlpha = 1.0 / alpha;
	float cos2h = dotNH * dotNH;
	float sin2h = max( 1.0 - cos2h, 0.0078125 );
	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
}
float V_Neubelt( float dotNV, float dotNL ) {
	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
}
vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float D = D_Charlie( sheenRoughness, dotNH );
	float V = V_Neubelt( dotNV, dotNL );
	return sheenColor * ( D * V );
}
#endif`,ad=`#ifdef USE_BUMPMAP
	uniform sampler2D bumpMap;
	uniform float bumpScale;
	vec2 dHdxy_fwd() {
		vec2 dSTdx = dFdx( vUv );
		vec2 dSTdy = dFdy( vUv );
		float Hll = bumpScale * texture2D( bumpMap, vUv ).x;
		float dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;
		float dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;
		return vec2( dBx, dBy );
	}
	vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {
		vec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );
		vec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );
		vec3 vN = surf_norm;
		vec3 R1 = cross( vSigmaY, vN );
		vec3 R2 = cross( vN, vSigmaX );
		float fDet = dot( vSigmaX, R1 ) * faceDirection;
		vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );
		return normalize( abs( fDet ) * surf_norm - vGrad );
	}
#endif`,ld=`#if NUM_CLIPPING_PLANES > 0
	vec4 plane;
	#pragma unroll_loop_start
	for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
		plane = clippingPlanes[ i ];
		if ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;
	}
	#pragma unroll_loop_end
	#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
		bool clipped = true;
		#pragma unroll_loop_start
		for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			clipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;
		}
		#pragma unroll_loop_end
		if ( clipped ) discard;
	#endif
#endif`,cd=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
	uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];
#endif`,hd=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
#endif`,ud=`#if NUM_CLIPPING_PLANES > 0
	vClipPosition = - mvPosition.xyz;
#endif`,dd=`#if defined( USE_COLOR_ALPHA )
	diffuseColor *= vColor;
#elif defined( USE_COLOR )
	diffuseColor.rgb *= vColor;
#endif`,fd=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR )
	varying vec3 vColor;
#endif`,pd=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )
	varying vec3 vColor;
#endif`,md=`#if defined( USE_COLOR_ALPHA )
	vColor = vec4( 1.0 );
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )
	vColor = vec3( 1.0 );
#endif
#ifdef USE_COLOR
	vColor *= color;
#endif
#ifdef USE_INSTANCING_COLOR
	vColor.xyz *= instanceColor.xyz;
#endif`,gd=`#define PI 3.141592653589793
#define PI2 6.283185307179586
#define PI_HALF 1.5707963267948966
#define RECIPROCAL_PI 0.3183098861837907
#define RECIPROCAL_PI2 0.15915494309189535
#define EPSILON 1e-6
#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
#define whiteComplement( a ) ( 1.0 - saturate( a ) )
float pow2( const in float x ) { return x*x; }
float pow3( const in float x ) { return x*x*x; }
float pow4( const in float x ) { float x2 = x*x; return x2*x2; }
float max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }
float average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }
highp float rand( const in vec2 uv ) {
	const highp float a = 12.9898, b = 78.233, c = 43758.5453;
	highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );
	return fract( sin( sn ) * c );
}
#ifdef HIGH_PRECISION
	float precisionSafeLength( vec3 v ) { return length( v ); }
#else
	float precisionSafeLength( vec3 v ) {
		float maxComponent = max3( abs( v ) );
		return length( v / maxComponent ) * maxComponent;
	}
#endif
struct IncidentLight {
	vec3 color;
	vec3 direction;
	bool visible;
};
struct ReflectedLight {
	vec3 directDiffuse;
	vec3 directSpecular;
	vec3 indirectDiffuse;
	vec3 indirectSpecular;
};
struct GeometricContext {
	vec3 position;
	vec3 normal;
	vec3 viewDir;
#ifdef USE_CLEARCOAT
	vec3 clearcoatNormal;
#endif
};
vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
}
vec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );
}
mat3 transposeMat3( const in mat3 m ) {
	mat3 tmp;
	tmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );
	tmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );
	tmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );
	return tmp;
}
float linearToRelativeLuminance( const in vec3 color ) {
	vec3 weights = vec3( 0.2126, 0.7152, 0.0722 );
	return dot( weights, color.rgb );
}
bool isPerspectiveMatrix( mat4 m ) {
	return m[ 2 ][ 3 ] == - 1.0;
}
vec2 equirectUv( in vec3 dir ) {
	float u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;
	float v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;
	return vec2( u, v );
}`,xd=`#ifdef ENVMAP_TYPE_CUBE_UV
	#define cubeUV_maxMipLevel 8.0
	#define cubeUV_minMipLevel 4.0
	#define cubeUV_maxTileSize 256.0
	#define cubeUV_minTileSize 16.0
	float getFace( vec3 direction ) {
		vec3 absDirection = abs( direction );
		float face = - 1.0;
		if ( absDirection.x > absDirection.z ) {
			if ( absDirection.x > absDirection.y )
				face = direction.x > 0.0 ? 0.0 : 3.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		} else {
			if ( absDirection.z > absDirection.y )
				face = direction.z > 0.0 ? 2.0 : 5.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		}
		return face;
	}
	vec2 getUV( vec3 direction, float face ) {
		vec2 uv;
		if ( face == 0.0 ) {
			uv = vec2( direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 1.0 ) {
			uv = vec2( - direction.x, - direction.z ) / abs( direction.y );
		} else if ( face == 2.0 ) {
			uv = vec2( - direction.x, direction.y ) / abs( direction.z );
		} else if ( face == 3.0 ) {
			uv = vec2( - direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 4.0 ) {
			uv = vec2( - direction.x, direction.z ) / abs( direction.y );
		} else {
			uv = vec2( direction.x, direction.y ) / abs( direction.z );
		}
		return 0.5 * ( uv + 1.0 );
	}
	vec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {
		float face = getFace( direction );
		float filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );
		mipInt = max( mipInt, cubeUV_minMipLevel );
		float faceSize = exp2( mipInt );
		float texelSize = 1.0 / ( 3.0 * cubeUV_maxTileSize );
		vec2 uv = getUV( direction, face ) * ( faceSize - 1.0 ) + 0.5;
		if ( face > 2.0 ) {
			uv.y += faceSize;
			face -= 3.0;
		}
		uv.x += face * faceSize;
		if ( mipInt < cubeUV_maxMipLevel ) {
			uv.y += 2.0 * cubeUV_maxTileSize;
		}
		uv.y += filterInt * 2.0 * cubeUV_minTileSize;
		uv.x += 3.0 * max( 0.0, cubeUV_maxTileSize - 2.0 * faceSize );
		uv *= texelSize;
		return texture2D( envMap, uv ).rgb;
	}
	#define r0 1.0
	#define v0 0.339
	#define m0 - 2.0
	#define r1 0.8
	#define v1 0.276
	#define m1 - 1.0
	#define r4 0.4
	#define v4 0.046
	#define m4 2.0
	#define r5 0.305
	#define v5 0.016
	#define m5 3.0
	#define r6 0.21
	#define v6 0.0038
	#define m6 4.0
	float roughnessToMip( float roughness ) {
		float mip = 0.0;
		if ( roughness >= r1 ) {
			mip = ( r0 - roughness ) * ( m1 - m0 ) / ( r0 - r1 ) + m0;
		} else if ( roughness >= r4 ) {
			mip = ( r1 - roughness ) * ( m4 - m1 ) / ( r1 - r4 ) + m1;
		} else if ( roughness >= r5 ) {
			mip = ( r4 - roughness ) * ( m5 - m4 ) / ( r4 - r5 ) + m4;
		} else if ( roughness >= r6 ) {
			mip = ( r5 - roughness ) * ( m6 - m5 ) / ( r5 - r6 ) + m5;
		} else {
			mip = - 2.0 * log2( 1.16 * roughness );		}
		return mip;
	}
	vec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {
		float mip = clamp( roughnessToMip( roughness ), m0, cubeUV_maxMipLevel );
		float mipF = fract( mip );
		float mipInt = floor( mip );
		vec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );
		if ( mipF == 0.0 ) {
			return vec4( color0, 1.0 );
		} else {
			vec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );
			return vec4( mix( color0, color1, mipF ), 1.0 );
		}
	}
#endif`,_d=`vec3 transformedNormal = objectNormal;
#ifdef USE_INSTANCING
	mat3 m = mat3( instanceMatrix );
	transformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );
	transformedNormal = m * transformedNormal;
#endif
transformedNormal = normalMatrix * transformedNormal;
#ifdef FLIP_SIDED
	transformedNormal = - transformedNormal;
#endif
#ifdef USE_TANGENT
	vec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;
	#ifdef FLIP_SIDED
		transformedTangent = - transformedTangent;
	#endif
#endif`,yd=`#ifdef USE_DISPLACEMENTMAP
	uniform sampler2D displacementMap;
	uniform float displacementScale;
	uniform float displacementBias;
#endif`,vd=`#ifdef USE_DISPLACEMENTMAP
	transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );
#endif`,Md=`#ifdef USE_EMISSIVEMAP
	vec4 emissiveColor = texture2D( emissiveMap, vUv );
	emissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;
	totalEmissiveRadiance *= emissiveColor.rgb;
#endif`,bd=`#ifdef USE_EMISSIVEMAP
	uniform sampler2D emissiveMap;
#endif`,wd="gl_FragColor = linearToOutputTexel( gl_FragColor );",Sd=`vec4 LinearToLinear( in vec4 value ) {
	return value;
}
vec4 sRGBToLinear( in vec4 value ) {
	return 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 );
}
vec4 LinearTosRGB( in vec4 value ) {
	return 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 );
}`,Td=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vec3 cameraToFrag;
		if ( isOrthographic ) {
			cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToFrag = normalize( vWorldPosition - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vec3 reflectVec = reflect( cameraToFrag, worldNormal );
		#else
			vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );
		#endif
	#else
		vec3 reflectVec = vReflect;
	#endif
	#ifdef ENVMAP_TYPE_CUBE
		vec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );
		envColor = envMapTexelToLinear( envColor );
	#elif defined( ENVMAP_TYPE_CUBE_UV )
		vec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );
	#else
		vec4 envColor = vec4( 0.0 );
	#endif
	#ifdef ENVMAP_BLENDING_MULTIPLY
		outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_MIX )
		outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_ADD )
		outgoingLight += envColor.xyz * specularStrength * reflectivity;
	#endif
#endif`,Ed=`#ifdef USE_ENVMAP
	uniform float envMapIntensity;
	uniform float flipEnvMap;
	#ifdef ENVMAP_TYPE_CUBE
		uniform samplerCube envMap;
	#else
		uniform sampler2D envMap;
	#endif
	
#endif`,Ad=`#ifdef USE_ENVMAP
	uniform float reflectivity;
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		varying vec3 vWorldPosition;
		uniform float refractionRatio;
	#else
		varying vec3 vReflect;
	#endif
#endif`,Ld=`#ifdef USE_ENVMAP
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		
		varying vec3 vWorldPosition;
	#else
		varying vec3 vReflect;
		uniform float refractionRatio;
	#endif
#endif`,Rd=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vWorldPosition = worldPosition.xyz;
	#else
		vec3 cameraToVertex;
		if ( isOrthographic ) {
			cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToVertex = normalize( worldPosition.xyz - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vReflect = reflect( cameraToVertex, worldNormal );
		#else
			vReflect = refract( cameraToVertex, worldNormal, refractionRatio );
		#endif
	#endif
#endif`,Cd=`#ifdef USE_FOG
	vFogDepth = - mvPosition.z;
#endif`,Pd=`#ifdef USE_FOG
	varying float vFogDepth;
#endif`,Id=`#ifdef USE_FOG
	#ifdef FOG_EXP2
		float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );
	#else
		float fogFactor = smoothstep( fogNear, fogFar, vFogDepth );
	#endif
	gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );
#endif`,Dd=`#ifdef USE_FOG
	uniform vec3 fogColor;
	varying float vFogDepth;
	#ifdef FOG_EXP2
		uniform float fogDensity;
	#else
		uniform float fogNear;
		uniform float fogFar;
	#endif
#endif`,Nd=`#ifdef USE_GRADIENTMAP
	uniform sampler2D gradientMap;
#endif
vec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {
	float dotNL = dot( normal, lightDirection );
	vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );
	#ifdef USE_GRADIENTMAP
		return vec3( texture2D( gradientMap, coord ).r );
	#else
		return ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );
	#endif
}`,Fd=`#ifdef USE_LIGHTMAP
	vec4 lightMapTexel = texture2D( lightMap, vUv2 );
	vec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;
	#ifndef PHYSICALLY_CORRECT_LIGHTS
		lightMapIrradiance *= PI;
	#endif
	reflectedLight.indirectDiffuse += lightMapIrradiance;
#endif`,Od=`#ifdef USE_LIGHTMAP
	uniform sampler2D lightMap;
	uniform float lightMapIntensity;
#endif`,Bd=`vec3 diffuse = vec3( 1.0 );
GeometricContext geometry;
geometry.position = mvPosition.xyz;
geometry.normal = normalize( transformedNormal );
geometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );
GeometricContext backGeometry;
backGeometry.position = geometry.position;
backGeometry.normal = -geometry.normal;
backGeometry.viewDir = geometry.viewDir;
vLightFront = vec3( 0.0 );
vIndirectFront = vec3( 0.0 );
#ifdef DOUBLE_SIDED
	vLightBack = vec3( 0.0 );
	vIndirectBack = vec3( 0.0 );
#endif
IncidentLight directLight;
float dotNL;
vec3 directLightColor_Diffuse;
vIndirectFront += getAmbientLightIrradiance( ambientLightColor );
vIndirectFront += getLightProbeIrradiance( lightProbe, geometry.normal );
#ifdef DOUBLE_SIDED
	vIndirectBack += getAmbientLightIrradiance( ambientLightColor );
	vIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry.normal );
#endif
#if NUM_POINT_LIGHTS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {
		getPointLightInfo( pointLights[ i ], geometry, directLight );
		dotNL = dot( geometry.normal, directLight.direction );
		directLightColor_Diffuse = directLight.color;
		vLightFront += saturate( dotNL ) * directLightColor_Diffuse;
		#ifdef DOUBLE_SIDED
			vLightBack += saturate( - dotNL ) * directLightColor_Diffuse;
		#endif
	}
	#pragma unroll_loop_end
#endif
#if NUM_SPOT_LIGHTS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {
		getSpotLightInfo( spotLights[ i ], geometry, directLight );
		dotNL = dot( geometry.normal, directLight.direction );
		directLightColor_Diffuse = directLight.color;
		vLightFront += saturate( dotNL ) * directLightColor_Diffuse;
		#ifdef DOUBLE_SIDED
			vLightBack += saturate( - dotNL ) * directLightColor_Diffuse;
		#endif
	}
	#pragma unroll_loop_end
#endif
#if NUM_DIR_LIGHTS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {
		getDirectionalLightInfo( directionalLights[ i ], geometry, directLight );
		dotNL = dot( geometry.normal, directLight.direction );
		directLightColor_Diffuse = directLight.color;
		vLightFront += saturate( dotNL ) * directLightColor_Diffuse;
		#ifdef DOUBLE_SIDED
			vLightBack += saturate( - dotNL ) * directLightColor_Diffuse;
		#endif
	}
	#pragma unroll_loop_end
#endif
#if NUM_HEMI_LIGHTS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {
		vIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );
		#ifdef DOUBLE_SIDED
			vIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry.normal );
		#endif
	}
	#pragma unroll_loop_end
#endif`,Ud=`uniform bool receiveShadow;
uniform vec3 ambientLightColor;
uniform vec3 lightProbe[ 9 ];
vec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {
	float x = normal.x, y = normal.y, z = normal.z;
	vec3 result = shCoefficients[ 0 ] * 0.886227;
	result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;
	result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;
	result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;
	result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;
	result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;
	result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );
	result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;
	result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );
	return result;
}
vec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {
	vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
	vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );
	return irradiance;
}
vec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {
	vec3 irradiance = ambientLightColor;
	return irradiance;
}
float getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {
	#if defined ( PHYSICALLY_CORRECT_LIGHTS )
		float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );
		if ( cutoffDistance > 0.0 ) {
			distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );
		}
		return distanceFalloff;
	#else
		if ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {
			return pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );
		}
		return 1.0;
	#endif
}
float getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {
	return smoothstep( coneCosine, penumbraCosine, angleCosine );
}
#if NUM_DIR_LIGHTS > 0
	struct DirectionalLight {
		vec3 direction;
		vec3 color;
	};
	uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];
	void getDirectionalLightInfo( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight light ) {
		light.color = directionalLight.color;
		light.direction = directionalLight.direction;
		light.visible = true;
	}
#endif
#if NUM_POINT_LIGHTS > 0
	struct PointLight {
		vec3 position;
		vec3 color;
		float distance;
		float decay;
	};
	uniform PointLight pointLights[ NUM_POINT_LIGHTS ];
	void getPointLightInfo( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight light ) {
		vec3 lVector = pointLight.position - geometry.position;
		light.direction = normalize( lVector );
		float lightDistance = length( lVector );
		light.color = pointLight.color;
		light.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );
		light.visible = ( light.color != vec3( 0.0 ) );
	}
#endif
#if NUM_SPOT_LIGHTS > 0
	struct SpotLight {
		vec3 position;
		vec3 direction;
		vec3 color;
		float distance;
		float decay;
		float coneCos;
		float penumbraCos;
	};
	uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];
	void getSpotLightInfo( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight light ) {
		vec3 lVector = spotLight.position - geometry.position;
		light.direction = normalize( lVector );
		float angleCos = dot( light.direction, spotLight.direction );
		float spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );
		if ( spotAttenuation > 0.0 ) {
			float lightDistance = length( lVector );
			light.color = spotLight.color * spotAttenuation;
			light.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );
			light.visible = ( light.color != vec3( 0.0 ) );
		} else {
			light.color = vec3( 0.0 );
			light.visible = false;
		}
	}
#endif
#if NUM_RECT_AREA_LIGHTS > 0
	struct RectAreaLight {
		vec3 color;
		vec3 position;
		vec3 halfWidth;
		vec3 halfHeight;
	};
	uniform sampler2D ltc_1;	uniform sampler2D ltc_2;
	uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];
#endif
#if NUM_HEMI_LIGHTS > 0
	struct HemisphereLight {
		vec3 direction;
		vec3 skyColor;
		vec3 groundColor;
	};
	uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];
	vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {
		float dotNL = dot( normal, hemiLight.direction );
		float hemiDiffuseWeight = 0.5 * dotNL + 0.5;
		vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );
		return irradiance;
	}
#endif`,zd=`#if defined( USE_ENVMAP )
	#ifdef ENVMAP_MODE_REFRACTION
		uniform float refractionRatio;
	#endif
	vec3 getIBLIrradiance( const in vec3 normal ) {
		#if defined( ENVMAP_TYPE_CUBE_UV )
			vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );
			return PI * envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	vec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {
		#if defined( ENVMAP_TYPE_CUBE_UV )
			vec3 reflectVec;
			#ifdef ENVMAP_MODE_REFLECTION
				reflectVec = reflect( - viewDir, normal );
				reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );
			#else
				reflectVec = refract( - viewDir, normal, refractionRatio );
			#endif
			reflectVec = inverseTransformDirection( reflectVec, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );
			return envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
#endif`,Hd=`ToonMaterial material;
material.diffuseColor = diffuseColor.rgb;`,kd=`varying vec3 vViewPosition;
struct ToonMaterial {
	vec3 diffuseColor;
};
void RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {
	vec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Toon
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Toon
#define Material_LightProbeLOD( material )	(0)`,Gd=`BlinnPhongMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularColor = specular;
material.specularShininess = shininess;
material.specularStrength = specularStrength;`,Vd=`varying vec3 vViewPosition;
struct BlinnPhongMaterial {
	vec3 diffuseColor;
	vec3 specularColor;
	float specularShininess;
	float specularStrength;
};
void RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometry.normal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
	reflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularShininess ) * material.specularStrength;
}
void RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_BlinnPhong
#define RE_IndirectDiffuse		RE_IndirectDiffuse_BlinnPhong
#define Material_LightProbeLOD( material )	(0)`,Wd=`PhysicalMaterial material;
material.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );
vec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );
float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );
material.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;
material.roughness = min( material.roughness, 1.0 );
#ifdef IOR
	#ifdef SPECULAR
		float specularIntensityFactor = specularIntensity;
		vec3 specularColorFactor = specularColor;
		#ifdef USE_SPECULARINTENSITYMAP
			specularIntensityFactor *= texture2D( specularIntensityMap, vUv ).a;
		#endif
		#ifdef USE_SPECULARCOLORMAP
			specularColorFactor *= specularColorMapTexelToLinear( texture2D( specularColorMap, vUv ) ).rgb;
		#endif
		material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );
	#else
		float specularIntensityFactor = 1.0;
		vec3 specularColorFactor = vec3( 1.0 );
		material.specularF90 = 1.0;
	#endif
	material.specularColor = mix( min( pow2( ( ior - 1.0 ) / ( ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );
#else
	material.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );
	material.specularF90 = 1.0;
#endif
#ifdef USE_CLEARCOAT
	material.clearcoat = clearcoat;
	material.clearcoatRoughness = clearcoatRoughness;
	material.clearcoatF0 = vec3( 0.04 );
	material.clearcoatF90 = 1.0;
	#ifdef USE_CLEARCOATMAP
		material.clearcoat *= texture2D( clearcoatMap, vUv ).x;
	#endif
	#ifdef USE_CLEARCOAT_ROUGHNESSMAP
		material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;
	#endif
	material.clearcoat = saturate( material.clearcoat );	material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );
	material.clearcoatRoughness += geometryRoughness;
	material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );
#endif
#ifdef USE_SHEEN
	material.sheenColor = sheenColor;
	#ifdef USE_SHEENCOLORMAP
		material.sheenColor *= sheenColorMapTexelToLinear( texture2D( sheenColorMap, vUv ) ).rgb;
	#endif
	material.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );
	#ifdef USE_SHEENROUGHNESSMAP
		material.sheenRoughness *= texture2D( sheenRoughnessMap, vUv ).a;
	#endif
#endif`,qd=`struct PhysicalMaterial {
	vec3 diffuseColor;
	float roughness;
	vec3 specularColor;
	float specularF90;
	#ifdef USE_CLEARCOAT
		float clearcoat;
		float clearcoatRoughness;
		vec3 clearcoatF0;
		float clearcoatF90;
	#endif
	#ifdef USE_SHEEN
		vec3 sheenColor;
		float sheenRoughness;
	#endif
};
vec3 clearcoatSpecular = vec3( 0.0 );
vec3 sheenSpecular = vec3( 0.0 );
float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness) {
	float dotNV = saturate( dot( normal, viewDir ) );
	float r2 = roughness * roughness;
	float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;
	float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;
	float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );
	return saturate( DG * RECIPROCAL_PI );
}
vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );
	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );
	vec4 r = roughness * c0 + c1;
	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;
	vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;
	return fab;
}
vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	return specularColor * fab.x + specularF90 * fab.y;
}
void computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	vec3 FssEss = specularColor * fab.x + specularF90 * fab.y;
	float Ess = fab.x + fab.y;
	float Ems = 1.0 - Ess;
	vec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
	singleScatter += FssEss;
	multiScatter += Fms * Ems;
}
#if NUM_RECT_AREA_LIGHTS > 0
	void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
		vec3 normal = geometry.normal;
		vec3 viewDir = geometry.viewDir;
		vec3 position = geometry.position;
		vec3 lightPos = rectAreaLight.position;
		vec3 halfWidth = rectAreaLight.halfWidth;
		vec3 halfHeight = rectAreaLight.halfHeight;
		vec3 lightColor = rectAreaLight.color;
		float roughness = material.roughness;
		vec3 rectCoords[ 4 ];
		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
		vec2 uv = LTC_Uv( normal, viewDir, roughness );
		vec4 t1 = texture2D( ltc_1, uv );
		vec4 t2 = texture2D( ltc_2, uv );
		mat3 mInv = mat3(
			vec3( t1.x, 0, t1.y ),
			vec3(    0, 1,    0 ),
			vec3( t1.z, 0, t1.w )
		);
		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );
		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
	}
#endif
void RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometry.normal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	#ifdef USE_CLEARCOAT
		float dotNLcc = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );
		vec3 ccIrradiance = dotNLcc * directLight.color;
		clearcoatSpecular += ccIrradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.clearcoatNormal, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
	#endif
	#ifdef USE_SHEEN
		sheenSpecular += irradiance * BRDF_Sheen( directLight.direction, geometry.viewDir, geometry.normal, material.sheenColor, material.sheenRoughness );
	#endif
	reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.roughness );
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void 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) {
	#ifdef USE_CLEARCOAT
		clearcoatSpecular += clearcoatRadiance * EnvironmentBRDF( geometry.clearcoatNormal, geometry.viewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
	#endif
	#ifdef USE_SHEEN
		sheenSpecular += irradiance * material.sheenColor * IBLSheenBRDF( geometry.normal, geometry.viewDir, material.sheenRoughness );
	#endif
	vec3 singleScattering = vec3( 0.0 );
	vec3 multiScattering = vec3( 0.0 );
	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
	computeMultiscattering( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );
	vec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );
	reflectedLight.indirectSpecular += radiance * singleScattering;
	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;
	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;
}
#define RE_Direct				RE_Direct_Physical
#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
}`,jd=`
GeometricContext geometry;
geometry.position = - vViewPosition;
geometry.normal = normal;
geometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );
#ifdef USE_CLEARCOAT
	geometry.clearcoatNormal = clearcoatNormal;
#endif
IncidentLight directLight;
#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )
	PointLight pointLight;
	#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {
		pointLight = pointLights[ i ];
		getPointLightInfo( pointLight, geometry, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )
		pointLightShadow = pointLightShadows[ i ];
		directLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;
		#endif
		RE_Direct( directLight, geometry, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )
	SpotLight spotLight;
	#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {
		spotLight = spotLights[ i ];
		getSpotLightInfo( spotLight, geometry, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		spotLightShadow = spotLightShadows[ i ];
		directLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometry, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )
	DirectionalLight directionalLight;
	#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {
		directionalLight = directionalLights[ i ];
		getDirectionalLightInfo( directionalLight, geometry, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )
		directionalLightShadow = directionalLightShadows[ i ];
		directLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometry, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )
	RectAreaLight rectAreaLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {
		rectAreaLight = rectAreaLights[ i ];
		RE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if defined( RE_IndirectDiffuse )
	vec3 iblIrradiance = vec3( 0.0 );
	vec3 irradiance = getAmbientLightIrradiance( ambientLightColor );
	irradiance += getLightProbeIrradiance( lightProbe, geometry.normal );
	#if ( NUM_HEMI_LIGHTS > 0 )
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {
			irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );
		}
		#pragma unroll_loop_end
	#endif
#endif
#if defined( RE_IndirectSpecular )
	vec3 radiance = vec3( 0.0 );
	vec3 clearcoatRadiance = vec3( 0.0 );
#endif`,Xd=`#if defined( RE_IndirectDiffuse )
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vUv2 );
		vec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;
		#ifndef PHYSICALLY_CORRECT_LIGHTS
			lightMapIrradiance *= PI;
		#endif
		irradiance += lightMapIrradiance;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )
		iblIrradiance += getIBLIrradiance( geometry.normal );
	#endif
#endif
#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )
	radiance += getIBLRadiance( geometry.viewDir, geometry.normal, material.roughness );
	#ifdef USE_CLEARCOAT
		clearcoatRadiance += getIBLRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness );
	#endif
#endif`,Yd=`#if defined( RE_IndirectDiffuse )
	RE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );
#endif
#if defined( RE_IndirectSpecular )
	RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );
#endif`,Zd=`#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )
	gl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;
#endif`,Jd=`#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )
	uniform float logDepthBufFC;
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,Kd=`#ifdef USE_LOGDEPTHBUF
	#ifdef USE_LOGDEPTHBUF_EXT
		varying float vFragDepth;
		varying float vIsPerspective;
	#else
		uniform float logDepthBufFC;
	#endif
#endif`,$d=`#ifdef USE_LOGDEPTHBUF
	#ifdef USE_LOGDEPTHBUF_EXT
		vFragDepth = 1.0 + gl_Position.w;
		vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );
	#else
		if ( isPerspectiveMatrix( projectionMatrix ) ) {
			gl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;
			gl_Position.z *= gl_Position.w;
		}
	#endif
#endif`,Qd=`#ifdef USE_MAP
	vec4 texelColor = texture2D( map, vUv );
	texelColor = mapTexelToLinear( texelColor );
	diffuseColor *= texelColor;
#endif`,ef=`#ifdef USE_MAP
	uniform sampler2D map;
#endif`,tf=`#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
	vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;
#endif
#ifdef USE_MAP
	vec4 mapTexel = texture2D( map, uv );
	diffuseColor *= mapTexelToLinear( mapTexel );
#endif
#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, uv ).g;
#endif`,nf=`#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
	uniform mat3 uvTransform;
#endif
#ifdef USE_MAP
	uniform sampler2D map;
#endif
#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,sf=`float metalnessFactor = metalness;
#ifdef USE_METALNESSMAP
	vec4 texelMetalness = texture2D( metalnessMap, vUv );
	metalnessFactor *= texelMetalness.b;
#endif`,rf=`#ifdef USE_METALNESSMAP
	uniform sampler2D metalnessMap;
#endif`,of=`#ifdef USE_MORPHNORMALS
	objectNormal *= morphTargetBaseInfluence;
	#ifdef MORPHTARGETS_TEXTURE
		for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
			if ( morphTargetInfluences[ i ] > 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1, 2 ) * morphTargetInfluences[ i ];
		}
	#else
		objectNormal += morphNormal0 * morphTargetInfluences[ 0 ];
		objectNormal += morphNormal1 * morphTargetInfluences[ 1 ];
		objectNormal += morphNormal2 * morphTargetInfluences[ 2 ];
		objectNormal += morphNormal3 * morphTargetInfluences[ 3 ];
	#endif
#endif`,af=`#ifdef USE_MORPHTARGETS
	uniform float morphTargetBaseInfluence;
	#ifdef MORPHTARGETS_TEXTURE
		uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];
		uniform sampler2DArray morphTargetsTexture;
		uniform vec2 morphTargetsTextureSize;
		vec3 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset, const in int stride ) {
			float texelIndex = float( vertexIndex * stride + offset );
			float y = floor( texelIndex / morphTargetsTextureSize.x );
			float x = texelIndex - y * morphTargetsTextureSize.x;
			vec3 morphUV = vec3( ( x + 0.5 ) / morphTargetsTextureSize.x, y / morphTargetsTextureSize.y, morphTargetIndex );
			return texture( morphTargetsTexture, morphUV ).xyz;
		}
	#else
		#ifndef USE_MORPHNORMALS
			uniform float morphTargetInfluences[ 8 ];
		#else
			uniform float morphTargetInfluences[ 4 ];
		#endif
	#endif
#endif`,lf=`#ifdef USE_MORPHTARGETS
	transformed *= morphTargetBaseInfluence;
	#ifdef MORPHTARGETS_TEXTURE
		for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
			#ifndef USE_MORPHNORMALS
				if ( morphTargetInfluences[ i ] > 0.0 ) transformed += getMorph( gl_VertexID, i, 0, 1 ) * morphTargetInfluences[ i ];
			#else
				if ( morphTargetInfluences[ i ] > 0.0 ) transformed += getMorph( gl_VertexID, i, 0, 2 ) * morphTargetInfluences[ i ];
			#endif
		}
	#else
		transformed += morphTarget0 * morphTargetInfluences[ 0 ];
		transformed += morphTarget1 * morphTargetInfluences[ 1 ];
		transformed += morphTarget2 * morphTargetInfluences[ 2 ];
		transformed += morphTarget3 * morphTargetInfluences[ 3 ];
		#ifndef USE_MORPHNORMALS
			transformed += morphTarget4 * morphTargetInfluences[ 4 ];
			transformed += morphTarget5 * morphTargetInfluences[ 5 ];
			transformed += morphTarget6 * morphTargetInfluences[ 6 ];
			transformed += morphTarget7 * morphTargetInfluences[ 7 ];
		#endif
	#endif
#endif`,cf=`float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;
#ifdef FLAT_SHADED
	vec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );
	vec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );
	vec3 normal = normalize( cross( fdx, fdy ) );
#else
	vec3 normal = normalize( vNormal );
	#ifdef DOUBLE_SIDED
		normal = normal * faceDirection;
	#endif
	#ifdef USE_TANGENT
		vec3 tangent = normalize( vTangent );
		vec3 bitangent = normalize( vBitangent );
		#ifdef DOUBLE_SIDED
			tangent = tangent * faceDirection;
			bitangent = bitangent * faceDirection;
		#endif
		#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )
			mat3 vTBN = mat3( tangent, bitangent, normal );
		#endif
	#endif
#endif
vec3 geometryNormal = normal;`,hf=`#ifdef OBJECTSPACE_NORMALMAP
	normal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;
	#ifdef FLIP_SIDED
		normal = - normal;
	#endif
	#ifdef DOUBLE_SIDED
		normal = normal * faceDirection;
	#endif
	normal = normalize( normalMatrix * normal );
#elif defined( TANGENTSPACE_NORMALMAP )
	vec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;
	mapN.xy *= normalScale;
	#ifdef USE_TANGENT
		normal = normalize( vTBN * mapN );
	#else
		normal = perturbNormal2Arb( - vViewPosition, normal, mapN, faceDirection );
	#endif
#elif defined( USE_BUMPMAP )
	normal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );
#endif`,uf=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,df=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,ff=`#ifndef FLAT_SHADED
	vNormal = normalize( transformedNormal );
	#ifdef USE_TANGENT
		vTangent = normalize( transformedTangent );
		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );
	#endif
#endif`,pf=`#ifdef USE_NORMALMAP
	uniform sampler2D normalMap;
	uniform vec2 normalScale;
#endif
#ifdef OBJECTSPACE_NORMALMAP
	uniform mat3 normalMatrix;
#endif
#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )
	vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN, float faceDirection ) {
		vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );
		vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );
		vec2 st0 = dFdx( vUv.st );
		vec2 st1 = dFdy( vUv.st );
		vec3 N = surf_norm;
		vec3 q1perp = cross( q1, N );
		vec3 q0perp = cross( N, q0 );
		vec3 T = q1perp * st0.x + q0perp * st1.x;
		vec3 B = q1perp * st0.y + q0perp * st1.y;
		float det = max( dot( T, T ), dot( B, B ) );
		float scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );
		return normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );
	}
#endif`,mf=`#ifdef USE_CLEARCOAT
	vec3 clearcoatNormal = geometryNormal;
#endif`,gf=`#ifdef USE_CLEARCOAT_NORMALMAP
	vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;
	clearcoatMapN.xy *= clearcoatNormalScale;
	#ifdef USE_TANGENT
		clearcoatNormal = normalize( vTBN * clearcoatMapN );
	#else
		clearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN, faceDirection );
	#endif
#endif`,xf=`#ifdef USE_CLEARCOATMAP
	uniform sampler2D clearcoatMap;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform sampler2D clearcoatRoughnessMap;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform sampler2D clearcoatNormalMap;
	uniform vec2 clearcoatNormalScale;
#endif`,_f=`#ifdef OPAQUE
diffuseColor.a = 1.0;
#endif
#ifdef USE_TRANSMISSION
diffuseColor.a *= transmissionAlpha + 0.1;
#endif
gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,yf=`vec3 packNormalToRGB( const in vec3 normal ) {
	return normalize( normal ) * 0.5 + 0.5;
}
vec3 unpackRGBToNormal( const in vec3 rgb ) {
	return 2.0 * rgb.xyz - 1.0;
}
const float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;
const vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );
const vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );
const float ShiftRight8 = 1. / 256.;
vec4 packDepthToRGBA( const in float v ) {
	vec4 r = vec4( fract( v * PackFactors ), v );
	r.yzw -= r.xyz * ShiftRight8;	return r * PackUpscale;
}
float unpackRGBAToDepth( const in vec4 v ) {
	return dot( v, UnpackFactors );
}
vec4 pack2HalfToRGBA( vec2 v ) {
	vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );
	return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );
}
vec2 unpackRGBATo2Half( vec4 v ) {
	return vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );
}
float viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {
	return ( viewZ + near ) / ( near - far );
}
float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {
	return linearClipZ * ( near - far ) - near;
}
float viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {
	return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );
}
float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {
	return ( near * far ) / ( ( far - near ) * invClipZ - far );
}`,vf=`#ifdef PREMULTIPLIED_ALPHA
	gl_FragColor.rgb *= gl_FragColor.a;
#endif`,Mf=`vec4 mvPosition = vec4( transformed, 1.0 );
#ifdef USE_INSTANCING
	mvPosition = instanceMatrix * mvPosition;
#endif
mvPosition = modelViewMatrix * mvPosition;
gl_Position = projectionMatrix * mvPosition;`,bf=`#ifdef DITHERING
	gl_FragColor.rgb = dithering( gl_FragColor.rgb );
#endif`,wf=`#ifdef DITHERING
	vec3 dithering( vec3 color ) {
		float grid_position = rand( gl_FragCoord.xy );
		vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );
		dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );
		return color + dither_shift_RGB;
	}
#endif`,Sf=`float roughnessFactor = roughness;
#ifdef USE_ROUGHNESSMAP
	vec4 texelRoughness = texture2D( roughnessMap, vUv );
	roughnessFactor *= texelRoughness.g;
#endif`,Tf=`#ifdef USE_ROUGHNESSMAP
	uniform sampler2D roughnessMap;
#endif`,Ef=`#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
		varying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];
		struct SpotLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
		return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );
	}
	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {
		return unpackRGBATo2Half( texture2D( shadow, uv ) );
	}
	float VSMShadow (sampler2D shadow, vec2 uv, float compare ){
		float occlusion = 1.0;
		vec2 distribution = texture2DDistribution( shadow, uv );
		float hard_shadow = step( compare , distribution.x );
		if (hard_shadow != 1.0 ) {
			float distance = compare - distribution.x ;
			float variance = max( 0.00000, distribution.y * distribution.y );
			float softness_probability = variance / (variance + distance * distance );			softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );			occlusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );
		}
		return occlusion;
	}
	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
		float shadow = 1.0;
		shadowCoord.xyz /= shadowCoord.w;
		shadowCoord.z += shadowBias;
		bvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );
		bool inFrustum = all( inFrustumVec );
		bvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );
		bool frustumTest = all( frustumTestVec );
		if ( frustumTest ) {
		#if defined( SHADOWMAP_TYPE_PCF )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx0 = - texelSize.x * shadowRadius;
			float dy0 = - texelSize.y * shadowRadius;
			float dx1 = + texelSize.x * shadowRadius;
			float dy1 = + texelSize.y * shadowRadius;
			float dx2 = dx0 / 2.0;
			float dy2 = dy0 / 2.0;
			float dx3 = dx1 / 2.0;
			float dy3 = dy1 / 2.0;
			shadow = (
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )
			) * ( 1.0 / 17.0 );
		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx = texelSize.x;
			float dy = texelSize.y;
			vec2 uv = shadowCoord.xy;
			vec2 f = fract( uv * shadowMapSize + 0.5 );
			uv -= f * texelSize;
			shadow = (
				texture2DCompare( shadowMap, uv, shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), 
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), 
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), 
					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), 
					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), 
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),
						  f.x ),
					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), 
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),
						  f.x ),
					 f.y )
			) * ( 1.0 / 9.0 );
		#elif defined( SHADOWMAP_TYPE_VSM )
			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );
		#else
			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );
		#endif
		}
		return shadow;
	}
	vec2 cubeToUV( vec3 v, float texelSizeY ) {
		vec3 absV = abs( v );
		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );
		absV *= scaleToCube;
		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );
		vec2 planar = v.xy;
		float almostATexel = 1.5 * texelSizeY;
		float almostOne = 1.0 - almostATexel;
		if ( absV.z >= almostOne ) {
			if ( v.z > 0.0 )
				planar.x = 4.0 - v.x;
		} else if ( absV.x >= almostOne ) {
			float signX = sign( v.x );
			planar.x = v.z * signX + 2.0 * signX;
		} else if ( absV.y >= almostOne ) {
			float signY = sign( v.y );
			planar.x = v.x + 2.0 * signY + 2.0;
			planar.y = v.z * signY - 2.0;
		}
		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );
	}
	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
		vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
		vec3 lightToPosition = shadowCoord.xyz;
		float dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );		dp += shadowBias;
		vec3 bd3D = normalize( lightToPosition );
		#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
			vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
			return (
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )
			) * ( 1.0 / 9.0 );
		#else
			return texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
		#endif
	}
#endif`,Af=`#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		uniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];
		varying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];
		struct SpotLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
#endif`,Lf=`#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0
		vec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
		vec4 shadowWorldPosition;
	#endif
	#if NUM_DIR_LIGHT_SHADOWS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
		shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );
		vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {
		shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );
		vSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
		shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );
		vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;
	}
	#pragma unroll_loop_end
	#endif
#endif`,Rf=`float getShadowMask() {
	float shadow = 1.0;
	#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
		directionalLight = directionalLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {
		spotLight = spotLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
		pointLight = pointLightShadows[ i ];
		shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#endif
	return shadow;
}`,Cf=`#ifdef USE_SKINNING
	mat4 boneMatX = getBoneMatrix( skinIndex.x );
	mat4 boneMatY = getBoneMatrix( skinIndex.y );
	mat4 boneMatZ = getBoneMatrix( skinIndex.z );
	mat4 boneMatW = getBoneMatrix( skinIndex.w );
#endif`,Pf=`#ifdef USE_SKINNING
	uniform mat4 bindMatrix;
	uniform mat4 bindMatrixInverse;
	#ifdef BONE_TEXTURE
		uniform highp sampler2D boneTexture;
		uniform int boneTextureSize;
		mat4 getBoneMatrix( const in float i ) {
			float j = i * 4.0;
			float x = mod( j, float( boneTextureSize ) );
			float y = floor( j / float( boneTextureSize ) );
			float dx = 1.0 / float( boneTextureSize );
			float dy = 1.0 / float( boneTextureSize );
			y = dy * ( y + 0.5 );
			vec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );
			vec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );
			vec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );
			vec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );
			mat4 bone = mat4( v1, v2, v3, v4 );
			return bone;
		}
	#else
		uniform mat4 boneMatrices[ MAX_BONES ];
		mat4 getBoneMatrix( const in float i ) {
			mat4 bone = boneMatrices[ int(i) ];
			return bone;
		}
	#endif
#endif`,If=`#ifdef USE_SKINNING
	vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );
	vec4 skinned = vec4( 0.0 );
	skinned += boneMatX * skinVertex * skinWeight.x;
	skinned += boneMatY * skinVertex * skinWeight.y;
	skinned += boneMatZ * skinVertex * skinWeight.z;
	skinned += boneMatW * skinVertex * skinWeight.w;
	transformed = ( bindMatrixInverse * skinned ).xyz;
#endif`,Df=`#ifdef USE_SKINNING
	mat4 skinMatrix = mat4( 0.0 );
	skinMatrix += skinWeight.x * boneMatX;
	skinMatrix += skinWeight.y * boneMatY;
	skinMatrix += skinWeight.z * boneMatZ;
	skinMatrix += skinWeight.w * boneMatW;
	skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;
	objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;
	#ifdef USE_TANGENT
		objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;
	#endif
#endif`,Nf=`float specularStrength;
#ifdef USE_SPECULARMAP
	vec4 texelSpecular = texture2D( specularMap, vUv );
	specularStrength = texelSpecular.r;
#else
	specularStrength = 1.0;
#endif`,Ff=`#ifdef USE_SPECULARMAP
	uniform sampler2D specularMap;
#endif`,Of=`#if defined( TONE_MAPPING )
	gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );
#endif`,Bf=`#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
uniform float toneMappingExposure;
vec3 LinearToneMapping( vec3 color ) {
	return toneMappingExposure * color;
}
vec3 ReinhardToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	return saturate( color / ( vec3( 1.0 ) + color ) );
}
vec3 OptimizedCineonToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	color = max( vec3( 0.0 ), color - 0.004 );
	return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );
}
vec3 RRTAndODTFit( vec3 v ) {
	vec3 a = v * ( v + 0.0245786 ) - 0.000090537;
	vec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;
	return a / b;
}
vec3 ACESFilmicToneMapping( vec3 color ) {
	const mat3 ACESInputMat = mat3(
		vec3( 0.59719, 0.07600, 0.02840 ),		vec3( 0.35458, 0.90834, 0.13383 ),
		vec3( 0.04823, 0.01566, 0.83777 )
	);
	const mat3 ACESOutputMat = mat3(
		vec3(  1.60475, -0.10208, -0.00327 ),		vec3( -0.53108,  1.10813, -0.07276 ),
		vec3( -0.07367, -0.00605,  1.07602 )
	);
	color *= toneMappingExposure / 0.6;
	color = ACESInputMat * color;
	color = RRTAndODTFit( color );
	color = ACESOutputMat * color;
	return saturate( color );
}
vec3 CustomToneMapping( vec3 color ) { return color; }`,Uf=`#ifdef USE_TRANSMISSION
	float transmissionAlpha = 1.0;
	float transmissionFactor = transmission;
	float thicknessFactor = thickness;
	#ifdef USE_TRANSMISSIONMAP
		transmissionFactor *= texture2D( transmissionMap, vUv ).r;
	#endif
	#ifdef USE_THICKNESSMAP
		thicknessFactor *= texture2D( thicknessMap, vUv ).g;
	#endif
	vec3 pos = vWorldPosition;
	vec3 v = normalize( cameraPosition - pos );
	vec3 n = inverseTransformDirection( normal, viewMatrix );
	vec4 transmission = getIBLVolumeRefraction(
		n, v, roughnessFactor, material.diffuseColor, material.specularColor, material.specularF90,
		pos, modelMatrix, viewMatrix, projectionMatrix, ior, thicknessFactor,
		attenuationColor, attenuationDistance );
	totalDiffuse = mix( totalDiffuse, transmission.rgb, transmissionFactor );
	transmissionAlpha = mix( transmissionAlpha, transmission.a, transmissionFactor );
#endif`,zf=`#ifdef USE_TRANSMISSION
	uniform float transmission;
	uniform float thickness;
	uniform float attenuationDistance;
	uniform vec3 attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		uniform sampler2D transmissionMap;
	#endif
	#ifdef USE_THICKNESSMAP
		uniform sampler2D thicknessMap;
	#endif
	uniform vec2 transmissionSamplerSize;
	uniform sampler2D transmissionSamplerMap;
	uniform mat4 modelMatrix;
	uniform mat4 projectionMatrix;
	varying vec3 vWorldPosition;
	vec3 getVolumeTransmissionRay( vec3 n, vec3 v, float thickness, float ior, mat4 modelMatrix ) {
		vec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );
		vec3 modelScale;
		modelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );
		modelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );
		modelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );
		return normalize( refractionVector ) * thickness * modelScale;
	}
	float applyIorToRoughness( float roughness, float ior ) {
		return roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );
	}
	vec4 getTransmissionSample( vec2 fragCoord, float roughness, float ior ) {
		float framebufferLod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );
		#ifdef TEXTURE_LOD_EXT
			return texture2DLodEXT( transmissionSamplerMap, fragCoord.xy, framebufferLod );
		#else
			return texture2D( transmissionSamplerMap, fragCoord.xy, framebufferLod );
		#endif
	}
	vec3 applyVolumeAttenuation( vec3 radiance, float transmissionDistance, vec3 attenuationColor, float attenuationDistance ) {
		if ( attenuationDistance == 0.0 ) {
			return radiance;
		} else {
			vec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;
			vec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );			return transmittance * radiance;
		}
	}
	vec4 getIBLVolumeRefraction( vec3 n, vec3 v, float roughness, vec3 diffuseColor, vec3 specularColor, float specularF90,
		vec3 position, mat4 modelMatrix, mat4 viewMatrix, mat4 projMatrix, float ior, float thickness,
		vec3 attenuationColor, float attenuationDistance ) {
		vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );
		vec3 refractedRayExit = position + transmissionRay;
		vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
		vec2 refractionCoords = ndcPos.xy / ndcPos.w;
		refractionCoords += 1.0;
		refractionCoords /= 2.0;
		vec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );
		vec3 attenuatedColor = applyVolumeAttenuation( transmittedLight.rgb, length( transmissionRay ), attenuationColor, attenuationDistance );
		vec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );
		return vec4( ( 1.0 - F ) * attenuatedColor * diffuseColor, transmittedLight.a );
	}
#endif`,Hf=`#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )
	varying vec2 vUv;
#endif`,kf=`#ifdef USE_UV
	#ifdef UVS_VERTEX_ONLY
		vec2 vUv;
	#else
		varying vec2 vUv;
	#endif
	uniform mat3 uvTransform;
#endif`,Gf=`#ifdef USE_UV
	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
#endif`,Vf=`#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )
	varying vec2 vUv2;
#endif`,Wf=`#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )
	attribute vec2 uv2;
	varying vec2 vUv2;
	uniform mat3 uv2Transform;
#endif`,qf=`#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )
	vUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;
#endif`,jf=`#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION )
	vec4 worldPosition = vec4( transformed, 1.0 );
	#ifdef USE_INSTANCING
		worldPosition = instanceMatrix * worldPosition;
	#endif
	worldPosition = modelMatrix * worldPosition;
#endif`;const Xf=`varying vec2 vUv;
uniform mat3 uvTransform;
void main() {
	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	gl_Position = vec4( position.xy, 1.0, 1.0 );
}`,Yf=`uniform sampler2D t2D;
varying vec2 vUv;
void main() {
	vec4 texColor = texture2D( t2D, vUv );
	gl_FragColor = mapTexelToLinear( texColor );
	#include <tonemapping_fragment>
	#include <encodings_fragment>
}`,Zf=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,Jf=`#include <envmap_common_pars_fragment>
uniform float opacity;
varying vec3 vWorldDirection;
#include <cube_uv_reflection_fragment>
void main() {
	vec3 vReflect = vWorldDirection;
	#include <envmap_fragment>
	gl_FragColor = envColor;
	gl_FragColor.a *= opacity;
	#include <tonemapping_fragment>
	#include <encodings_fragment>
}`,Kf=`#include <common>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
varying vec2 vHighPrecisionZW;
void main() {
	#include <uv_vertex>
	#include <skinbase_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vHighPrecisionZW = gl_Position.zw;
}`,$f=`#if DEPTH_PACKING == 3200
	uniform float opacity;
#endif
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
varying vec2 vHighPrecisionZW;
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( 1.0 );
	#if DEPTH_PACKING == 3200
		diffuseColor.a = opacity;
	#endif
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <logdepthbuf_fragment>
	float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;
	#if DEPTH_PACKING == 3200
		gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );
	#elif DEPTH_PACKING == 3201
		gl_FragColor = packDepthToRGBA( fragCoordZ );
	#endif
}`,Qf=`#define DISTANCE
varying vec3 vWorldPosition;
#include <common>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <skinbase_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <worldpos_vertex>
	#include <clipping_planes_vertex>
	vWorldPosition = worldPosition.xyz;
}`,ep=`#define DISTANCE
uniform vec3 referencePosition;
uniform float nearDistance;
uniform float farDistance;
varying vec3 vWorldPosition;
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <clipping_planes_pars_fragment>
void main () {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( 1.0 );
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	float dist = length( vWorldPosition - referencePosition );
	dist = ( dist - nearDistance ) / ( farDistance - nearDistance );
	dist = saturate( dist );
	gl_FragColor = packDepthToRGBA( dist );
}`,tp=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
}`,np=`uniform sampler2D tEquirect;
varying vec3 vWorldDirection;
#include <common>
void main() {
	vec3 direction = normalize( vWorldDirection );
	vec2 sampleUV = equirectUv( direction );
	vec4 texColor = texture2D( tEquirect, sampleUV );
	gl_FragColor = mapTexelToLinear( texColor );
	#include <tonemapping_fragment>
	#include <encodings_fragment>
}`,ip=`uniform float scale;
attribute float lineDistance;
varying float vLineDistance;
#include <common>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	vLineDistance = scale * lineDistance;
	#include <color_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,sp=`uniform vec3 diffuse;
uniform float opacity;
uniform float dashSize;
uniform float totalSize;
varying float vLineDistance;
#include <common>
#include <color_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	if ( mod( vLineDistance, totalSize ) > dashSize ) {
		discard;
	}
	vec3 outgoingLight = vec3( 0.0 );
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <logdepthbuf_fragment>
	#include <color_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <output_fragment>
	#include <tonemapping_fragment>
	#include <encodings_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,rp=`#include <common>
#include <uv_pars_vertex>
#include <uv2_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <uv2_vertex>
	#include <color_vertex>
	#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinbase_vertex>
		#include <skinnormal_vertex>
		#include <defaultnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <fog_vertex>
}`,op=`uniform vec3 diffuse;
uniform float opacity;
#ifndef FLAT_SHADED
	varying vec3 vNormal;
#endif
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <uv2_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <cube_uv_reflection_fragment>
#include <fog_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <specularmap_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel= texture2D( lightMap, vUv2 );
		reflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;
	#else
		reflectedLight.indirectDiffuse += vec3( 1.0 );
	#endif
	#include <aomap_fragment>
	reflectedLight.indirectDiffuse *= diffuseColor.rgb;
	vec3 outgoingLight = reflectedLight.indirectDiffuse;
	#include <envmap_fragment>
	#include <output_fragment>
	#include <tonemapping_fragment>
	#include <encodings_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,ap=`#define LAMBERT
varying vec3 vLightFront;
varying vec3 vIndirectFront;
#ifdef DOUBLE_SIDED
	varying vec3 vLightBack;
	varying vec3 vIndirectBack;
#endif
#include <common>
#include <uv_pars_vertex>
#include <uv2_pars_vertex>
#include <envmap_pars_vertex>
#include <bsdfs>
#include <lights_pars_begin>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <uv2_vertex>
	#include <color_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <lights_lambert_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,lp=`uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
varying vec3 vLightFront;
varying vec3 vIndirectFront;
#ifdef DOUBLE_SIDED
	varying vec3 vLightBack;
	varying vec3 vIndirectBack;
#endif
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <uv2_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <cube_uv_reflection_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <fog_pars_fragment>
#include <shadowmap_pars_fragment>
#include <shadowmask_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <specularmap_fragment>
	#include <emissivemap_fragment>
	#ifdef DOUBLE_SIDED
		reflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;
	#else
		reflectedLight.indirectDiffuse += vIndirectFront;
	#endif
	#include <lightmap_fragment>
	reflectedLight.indirectDiffuse *= BRDF_Lambert( diffuseColor.rgb );
	#ifdef DOUBLE_SIDED
		reflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;
	#else
		reflectedLight.directDiffuse = vLightFront;
	#endif
	reflectedLight.directDiffuse *= BRDF_Lambert( diffuseColor.rgb ) * getShadowMask();
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <output_fragment>
	#include <tonemapping_fragment>
	#include <encodings_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,cp=`#define MATCAP
varying vec3 vViewPosition;
#include <common>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <displacementmap_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
	vViewPosition = - mvPosition.xyz;
}`,hp=`#define MATCAP
uniform vec3 diffuse;
uniform float opacity;
uniform sampler2D matcap;
varying vec3 vViewPosition;
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <fog_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	vec3 viewDir = normalize( vViewPosition );
	vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );
	vec3 y = cross( viewDir, x );
	vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;
	#ifdef USE_MATCAP
		vec4 matcapColor = texture2D( matcap, uv );
		matcapColor = matcapTexelToLinear( matcapColor );
	#else
		vec4 matcapColor = vec4( 1.0 );
	#endif
	vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;
	#include <output_fragment>
	#include <tonemapping_fragment>
	#include <encodings_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,up=`#define NORMAL
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )
	varying vec3 vViewPosition;
#endif
#include <common>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )
	vViewPosition = - mvPosition.xyz;
#endif
}`,dp=`#define NORMAL
uniform float opacity;
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )
	varying vec3 vViewPosition;
#endif
#include <packing>
#include <uv_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	gl_FragColor = vec4( packNormalToRGB( normal ), opacity );
}`,fp=`#define PHONG
varying vec3 vViewPosition;
#include <common>
#include <uv_pars_vertex>
#include <uv2_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <uv2_vertex>
	#include <color_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,pp=`#define PHONG
uniform vec3 diffuse;
uniform vec3 emissive;
uniform vec3 specular;
uniform float shininess;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <uv2_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <cube_uv_reflection_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_phong_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_phong_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <output_fragment>
	#include <tonemapping_fragment>
	#include <encodings_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,mp=`#define STANDARD
varying vec3 vViewPosition;
#ifdef USE_TRANSMISSION
	varying vec3 vWorldPosition;
#endif
#include <common>
#include <uv_pars_vertex>
#include <uv2_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <uv2_vertex>
	#include <color_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
#ifdef USE_TRANSMISSION
	vWorldPosition = worldPosition.xyz;
#endif
}`,gp=`#define STANDARD
#ifdef PHYSICAL
	#define IOR
	#define SPECULAR
#endif
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float roughness;
uniform float metalness;
uniform float opacity;
#ifdef IOR
	uniform float ior;
#endif
#ifdef SPECULAR
	uniform float specularIntensity;
	uniform vec3 specularColor;
	#ifdef USE_SPECULARINTENSITYMAP
		uniform sampler2D specularIntensityMap;
	#endif
	#ifdef USE_SPECULARCOLORMAP
		uniform sampler2D specularColorMap;
	#endif
#endif
#ifdef USE_CLEARCOAT
	uniform float clearcoat;
	uniform float clearcoatRoughness;
#endif
#ifdef USE_SHEEN
	uniform vec3 sheenColor;
	uniform float sheenRoughness;
	#ifdef USE_SHEENCOLORMAP
		uniform sampler2D sheenColorMap;
	#endif
	#ifdef USE_SHEENROUGHNESSMAP
		uniform sampler2D sheenRoughnessMap;
	#endif
#endif
varying vec3 vViewPosition;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <uv2_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <bsdfs>
#include <cube_uv_reflection_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_physical_pars_fragment>
#include <fog_pars_fragment>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_physical_pars_fragment>
#include <transmission_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <clearcoat_pars_fragment>
#include <roughnessmap_pars_fragment>
#include <metalnessmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <roughnessmap_fragment>
	#include <metalnessmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <clearcoat_normal_fragment_begin>
	#include <clearcoat_normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_physical_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;
	vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;
	#include <transmission_fragment>
	vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;
	#ifdef USE_SHEEN
		float sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );
		outgoingLight = outgoingLight * sheenEnergyComp + sheenSpecular;
	#endif
	#ifdef USE_CLEARCOAT
		float dotNVcc = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );
		vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );
		outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + clearcoatSpecular * material.clearcoat;
	#endif
	#include <output_fragment>
	#include <tonemapping_fragment>
	#include <encodings_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,xp=`#define TOON
varying vec3 vViewPosition;
#include <common>
#include <uv_pars_vertex>
#include <uv2_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <uv2_vertex>
	#include <color_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,_p=`#define TOON
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <uv2_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <gradientmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_toon_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_toon_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <output_fragment>
	#include <tonemapping_fragment>
	#include <encodings_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,yp=`uniform float size;
uniform float scale;
#include <common>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <color_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	gl_PointSize = size;
	#ifdef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );
	#endif
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <fog_vertex>
}`,vp=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <color_pars_fragment>
#include <map_particle_pars_fragment>
#include <alphatest_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <logdepthbuf_fragment>
	#include <map_particle_fragment>
	#include <color_fragment>
	#include <alphatest_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <output_fragment>
	#include <tonemapping_fragment>
	#include <encodings_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,Mp=`#include <common>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
void main() {
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,bp=`uniform vec3 color;
uniform float opacity;
#include <common>
#include <packing>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <shadowmap_pars_fragment>
#include <shadowmask_pars_fragment>
void main() {
	gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );
	#include <tonemapping_fragment>
	#include <encodings_fragment>
	#include <fog_fragment>
}`,wp=`uniform float rotation;
uniform vec2 center;
#include <common>
#include <uv_pars_vertex>
#include <fog_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	vec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );
	vec2 scale;
	scale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );
	scale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );
	#ifndef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) scale *= - mvPosition.z;
	#endif
	vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;
	vec2 rotatedPosition;
	rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;
	rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;
	mvPosition.xy += rotatedPosition;
	gl_Position = projectionMatrix * mvPosition;
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,Sp=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <output_fragment>
	#include <tonemapping_fragment>
	#include <encodings_fragment>
	#include <fog_fragment>
}`,De={alphamap_fragment:$u,alphamap_pars_fragment:Qu,alphatest_fragment:ed,alphatest_pars_fragment:td,aomap_fragment:nd,aomap_pars_fragment:id,begin_vertex:sd,beginnormal_vertex:rd,bsdfs:od,bumpmap_pars_fragment:ad,clipping_planes_fragment:ld,clipping_planes_pars_fragment:cd,clipping_planes_pars_vertex:hd,clipping_planes_vertex:ud,color_fragment:dd,color_pars_fragment:fd,color_pars_vertex:pd,color_vertex:md,common:gd,cube_uv_reflection_fragment:xd,defaultnormal_vertex:_d,displacementmap_pars_vertex:yd,displacementmap_vertex:vd,emissivemap_fragment:Md,emissivemap_pars_fragment:bd,encodings_fragment:wd,encodings_pars_fragment:Sd,envmap_fragment:Td,envmap_common_pars_fragment:Ed,envmap_pars_fragment:Ad,envmap_pars_vertex:Ld,envmap_physical_pars_fragment:zd,envmap_vertex:Rd,fog_vertex:Cd,fog_pars_vertex:Pd,fog_fragment:Id,fog_pars_fragment:Dd,gradientmap_pars_fragment:Nd,lightmap_fragment:Fd,lightmap_pars_fragment:Od,lights_lambert_vertex:Bd,lights_pars_begin:Ud,lights_toon_fragment:Hd,lights_toon_pars_fragment:kd,lights_phong_fragment:Gd,lights_phong_pars_fragment:Vd,lights_physical_fragment:Wd,lights_physical_pars_fragment:qd,lights_fragment_begin:jd,lights_fragment_maps:Xd,lights_fragment_end:Yd,logdepthbuf_fragment:Zd,logdepthbuf_pars_fragment:Jd,logdepthbuf_pars_vertex:Kd,logdepthbuf_vertex:$d,map_fragment:Qd,map_pars_fragment:ef,map_particle_fragment:tf,map_particle_pars_fragment:nf,metalnessmap_fragment:sf,metalnessmap_pars_fragment:rf,morphnormal_vertex:of,morphtarget_pars_vertex:af,morphtarget_vertex:lf,normal_fragment_begin:cf,normal_fragment_maps:hf,normal_pars_fragment:uf,normal_pars_vertex:df,normal_vertex:ff,normalmap_pars_fragment:pf,clearcoat_normal_fragment_begin:mf,clearcoat_normal_fragment_maps:gf,clearcoat_pars_fragment:xf,output_fragment:_f,packing:yf,premultiplied_alpha_fragment:vf,project_vertex:Mf,dithering_fragment:bf,dithering_pars_fragment:wf,roughnessmap_fragment:Sf,roughnessmap_pars_fragment:Tf,shadowmap_pars_fragment:Ef,shadowmap_pars_vertex:Af,shadowmap_vertex:Lf,shadowmask_pars_fragment:Rf,skinbase_vertex:Cf,skinning_pars_vertex:Pf,skinning_vertex:If,skinnormal_vertex:Df,specularmap_fragment:Nf,specularmap_pars_fragment:Ff,tonemapping_fragment:Of,tonemapping_pars_fragment:Bf,transmission_fragment:Uf,transmission_pars_fragment:zf,uv_pars_fragment:Hf,uv_pars_vertex:kf,uv_vertex:Gf,uv2_pars_fragment:Vf,uv2_pars_vertex:Wf,uv2_vertex:qf,worldpos_vertex:jf,background_vert:Xf,background_frag:Yf,cube_vert:Zf,cube_frag:Jf,depth_vert:Kf,depth_frag:$f,distanceRGBA_vert:Qf,distanceRGBA_frag:ep,equirect_vert:tp,equirect_frag:np,linedashed_vert:ip,linedashed_frag:sp,meshbasic_vert:rp,meshbasic_frag:op,meshlambert_vert:ap,meshlambert_frag:lp,meshmatcap_vert:cp,meshmatcap_frag:hp,meshnormal_vert:up,meshnormal_frag:dp,meshphong_vert:fp,meshphong_frag:pp,meshphysical_vert:mp,meshphysical_frag:gp,meshtoon_vert:xp,meshtoon_frag:_p,points_vert:yp,points_frag:vp,shadow_vert:Mp,shadow_frag:bp,sprite_vert:wp,sprite_frag:Sp},oe={common:{diffuse:{value:new ue(16777215)},opacity:{value:1},map:{value:null},uvTransform:{value:new ut},uv2Transform:{value:new ut},alphaMap:{value:null},alphaTest:{value:0}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},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 j(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 ue(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 ue(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaTest:{value:0},uvTransform:{value:new ut}},sprite:{diffuse:{value:new ue(16777215)},opacity:{value:1},center:{value:new j(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},alphaTest:{value:0},uvTransform:{value:new ut}}},It={basic:{uniforms:ft([oe.common,oe.specularmap,oe.envmap,oe.aomap,oe.lightmap,oe.fog]),vertexShader:De.meshbasic_vert,fragmentShader:De.meshbasic_frag},lambert:{uniforms:ft([oe.common,oe.specularmap,oe.envmap,oe.aomap,oe.lightmap,oe.emissivemap,oe.fog,oe.lights,{emissive:{value:new ue(0)}}]),vertexShader:De.meshlambert_vert,fragmentShader:De.meshlambert_frag},phong:{uniforms:ft([oe.common,oe.specularmap,oe.envmap,oe.aomap,oe.lightmap,oe.emissivemap,oe.bumpmap,oe.normalmap,oe.displacementmap,oe.fog,oe.lights,{emissive:{value:new ue(0)},specular:{value:new ue(1118481)},shininess:{value:30}}]),vertexShader:De.meshphong_vert,fragmentShader:De.meshphong_frag},standard:{uniforms:ft([oe.common,oe.envmap,oe.aomap,oe.lightmap,oe.emissivemap,oe.bumpmap,oe.normalmap,oe.displacementmap,oe.roughnessmap,oe.metalnessmap,oe.fog,oe.lights,{emissive:{value:new ue(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:De.meshphysical_vert,fragmentShader:De.meshphysical_frag},toon:{uniforms:ft([oe.common,oe.aomap,oe.lightmap,oe.emissivemap,oe.bumpmap,oe.normalmap,oe.displacementmap,oe.gradientmap,oe.fog,oe.lights,{emissive:{value:new ue(0)}}]),vertexShader:De.meshtoon_vert,fragmentShader:De.meshtoon_frag},matcap:{uniforms:ft([oe.common,oe.bumpmap,oe.normalmap,oe.displacementmap,oe.fog,{matcap:{value:null}}]),vertexShader:De.meshmatcap_vert,fragmentShader:De.meshmatcap_frag},points:{uniforms:ft([oe.points,oe.fog]),vertexShader:De.points_vert,fragmentShader:De.points_frag},dashed:{uniforms:ft([oe.common,oe.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:De.linedashed_vert,fragmentShader:De.linedashed_frag},depth:{uniforms:ft([oe.common,oe.displacementmap]),vertexShader:De.depth_vert,fragmentShader:De.depth_frag},normal:{uniforms:ft([oe.common,oe.bumpmap,oe.normalmap,oe.displacementmap,{opacity:{value:1}}]),vertexShader:De.meshnormal_vert,fragmentShader:De.meshnormal_frag},sprite:{uniforms:ft([oe.sprite,oe.fog]),vertexShader:De.sprite_vert,fragmentShader:De.sprite_frag},background:{uniforms:{uvTransform:{value:new ut},t2D:{value:null}},vertexShader:De.background_vert,fragmentShader:De.background_frag},cube:{uniforms:ft([oe.envmap,{opacity:{value:1}}]),vertexShader:De.cube_vert,fragmentShader:De.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:De.equirect_vert,fragmentShader:De.equirect_frag},distanceRGBA:{uniforms:ft([oe.common,oe.displacementmap,{referencePosition:{value:new T},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:De.distanceRGBA_vert,fragmentShader:De.distanceRGBA_frag},shadow:{uniforms:ft([oe.lights,oe.fog,{color:{value:new ue(0)},opacity:{value:1}}]),vertexShader:De.shadow_vert,fragmentShader:De.shadow_frag}};It.physical={uniforms:ft([It.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatNormalScale:{value:new j(1,1)},clearcoatNormalMap:{value:null},sheen:{value:0},sheenColor:{value:new 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a===no?o.mapping=us:a===io&&(o.mapping=ds),o}function n(o){if(o&&o.isTexture&&o.isRenderTargetTexture===!1){const a=o.mapping;if(a===no||a===io)if(e.has(o)){const l=e.get(o).texture;return t(l,o.mapping)}else{const l=o.image;if(l&&l.height>0){const c=r.getRenderTarget(),h=new Xl(l.height/2);return h.fromEquirectangularTexture(r,o),e.set(o,h),r.setRenderTarget(c),o.addEventListener("dispose",i),t(h.texture,o.mapping)}else return null}}return o}function i(o){const a=o.target;a.removeEventListener("dispose",i);const l=e.get(a);l!==void 0&&(e.delete(a),l.dispose())}function s(){e=new WeakMap}return{get:n,dispose:s}}class cr extends Lo{constructor(e=-1,t=1,n=1,i=-1,s=.1,o=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=s,this.far=o,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=e.view===null?null:Object.assign({},e.view),this}setViewOffset(e,t,n,i,s,o){this.view===null&&(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=s,this.view.height=o,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(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 s=n-e,o=n+e,a=i+t,l=i-t;if(this.view!==null&&this.view.enabled){const c=(this.right-this.left)/this.view.fullWidth/this.zoom,h=(this.top-this.bottom)/this.view.fullHeight/this.zoom;s+=c*this.view.offsetX,o=s+c*this.view.width,a-=h*this.view.offsetY,l=a-h*this.view.height}this.projectionMatrix.makeOrthographic(s,o,a,l,this.near,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(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,this.view!==null&&(t.object.view=Object.assign({},this.view)),t}}cr.prototype.isOrthographicCamera=!0;class hr extends bn{constructor(e){super(e),this.type="RawShaderMaterial"}}hr.prototype.isRawShaderMaterial=!0;const _i=4,_n=8,zt=Math.pow(2,_n),Zl=[.125,.215,.35,.446,.526,.582],Jl=_n-_i+1+Zl.length,ri=20,ir={[Dt]:0,[Ht]:1},Gr=new cr,{_lodPlanes:Hi,_sizeLods:Aa,_sigmas:Bs}=Ip(),La=new ue;let Vr=null;const Dn=(1+Math.sqrt(5))/2,oi=1/Dn,Ra=[new T(1,1,1),new T(-1,1,1),new T(1,1,-1),new T(-1,1,-1),new T(0,Dn,oi),new T(0,Dn,-oi),new T(oi,0,Dn),new T(-oi,0,Dn),new T(Dn,oi,0),new T(-Dn,oi,0)];class Pp{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._blurMaterial=Dp(ri),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)}fromScene(e,t=0,n=.1,i=100){Vr=this._renderer.getRenderTarget();const s=this._allocateTargets();return this._sceneToCubeUV(e,n,i,s),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e){return this._fromTexture(e)}fromCubemap(e){return this._fromTexture(e)}compileCubemapShader(){this._cubemapShader===null&&(this._cubemapShader=Ia(),this._compileMaterial(this._cubemapShader))}compileEquirectangularShader(){this._equirectShader===null&&(this._equirectShader=Pa(),this._compileMaterial(this._equirectShader))}dispose(){this._blurMaterial.dispose(),this._cubemapShader!==null&&this._cubemapShader.dispose(),this._equirectShader!==null&&this._equirectShader.dispose();for(let e=0;e<Hi.length;e++)Hi[e].dispose()}_cleanup(e){this._pingPongRenderTarget.dispose(),this._renderer.setRenderTarget(Vr),e.scissorTest=!1,Us(e,0,0,e.width,e.height)}_fromTexture(e){Vr=this._renderer.getRenderTarget();const t=this._allocateTargets(e);return this._textureToCubeUV(e,t),this._applyPMREM(t),this._cleanup(t),t}_allocateTargets(e){const t={magFilter:ht,minFilter:ht,generateMipmaps:!1,type:Fn,format:st,encoding:Dt,depthBuffer:!1},n=Ca(t);return n.depthBuffer=!e,this._pingPongRenderTarget=Ca(t),n}_compileMaterial(e){const t=new xt(Hi[0],e);this._renderer.compile(t,Gr)}_sceneToCubeUV(e,t,n,i){const a=new pt(90,1,t,n),l=[1,-1,1,1,1,1],c=[1,1,1,-1,-1,-1],h=this._renderer,u=h.autoClear,d=h.toneMapping;h.getClearColor(La),h.toneMapping=gn,h.autoClear=!1;const f=new pn({name:"PMREM.Background",side:it,depthWrite:!1,depthTest:!1}),g=new xt(new fs,f);let x=!1;const _=e.background;_?_.isColor&&(f.color.copy(_),e.background=null,x=!0):(f.color.copy(La),x=!0);for(let p=0;p<6;p++){const m=p%3;m==0?(a.up.set(0,l[p],0),a.lookAt(c[p],0,0)):m==1?(a.up.set(0,0,l[p]),a.lookAt(0,c[p],0)):(a.up.set(0,l[p],0),a.lookAt(0,0,c[p])),Us(i,m*zt,p>2?zt:0,zt,zt),h.setRenderTarget(i),x&&h.render(g,a),h.render(e,a)}g.geometry.dispose(),g.material.dispose(),h.toneMapping=d,h.autoClear=u,e.background=_}_setEncoding(e,t){this._renderer.capabilities.isWebGL2===!0&&t.format===st&&t.type===en&&t.encoding===Ht?e.value=ir[Dt]:e.value=ir[t.encoding]}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===us||e.mapping===ds;i?this._cubemapShader==null&&(this._cubemapShader=Ia()):this._equirectShader==null&&(this._equirectShader=Pa());const s=i?this._cubemapShader:this._equirectShader,o=new xt(Hi[0],s),a=s.uniforms;a.envMap.value=e,i||a.texelSize.value.set(1/e.image.width,1/e.image.height),this._setEncoding(a.inputEncoding,e),Us(t,0,0,3*zt,2*zt),n.setRenderTarget(t),n.render(o,Gr)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;for(let i=1;i<Jl;i++){const s=Math.sqrt(Bs[i]*Bs[i]-Bs[i-1]*Bs[i-1]),o=Ra[(i-1)%Ra.length];this._blur(e,i-1,i,s,o)}t.autoClear=n}_blur(e,t,n,i,s){const o=this._pingPongRenderTarget;this._halfBlur(e,o,t,n,i,"latitudinal",s),this._halfBlur(o,e,n,n,i,"longitudinal",s)}_halfBlur(e,t,n,i,s,o,a){const l=this._renderer,c=this._blurMaterial;o!=="latitudinal"&&o!=="longitudinal"&&console.error("blur direction must be either latitudinal or longitudinal!");const h=3,u=new xt(Hi[i],c),d=c.uniforms,f=Aa[n]-1,g=isFinite(s)?Math.PI/(2*f):2*Math.PI/(2*ri-1),x=s/g,_=isFinite(s)?1+Math.floor(h*x):ri;_>ri&&console.warn(`sigmaRadians, ${s}, is too large and will clip, as it requested ${_} samples when the maximum is set to ${ri}`);const p=[];let m=0;for(let C=0;C<ri;++C){const P=C/x,V=Math.exp(-P*P/2);p.push(V),C==0?m+=V:C<_&&(m+=2*V)}for(let C=0;C<p.length;C++)p[C]=p[C]/m;d.envMap.value=e.texture,d.samples.value=_,d.weights.value=p,d.latitudinal.value=o==="latitudinal",a&&(d.poleAxis.value=a),d.dTheta.value=g,d.mipInt.value=_n-n;const R=Aa[i],y=3*Math.max(0,zt-2*R),E=(i===0?0:2*zt)+2*R*(i>_n-_i?i-_n+_i:0);Us(t,y,E,3*R,2*R),l.setRenderTarget(t),l.render(u,Gr)}}function Ip(){const r=[],e=[],t=[];let n=_n;for(let i=0;i<Jl;i++){const s=Math.pow(2,n);e.push(s);let o=1/s;i>_n-_i?o=Zl[i-_n+_i-1]:i==0&&(o=0),t.push(o);const a=1/(s-1),l=-a/2,c=1+a/2,h=[l,l,c,l,c,c,l,l,c,c,l,c],u=6,d=6,f=3,g=2,x=1,_=new Float32Array(f*d*u),p=new Float32Array(g*d*u),m=new Float32Array(x*d*u);for(let y=0;y<u;y++){const E=y%3*2/3-1,C=y>2?0:-1,P=[E,C,0,E+2/3,C,0,E+2/3,C+1,0,E,C,0,E+2/3,C+1,0,E,C+1,0];_.set(P,f*d*y),p.set(h,g*d*y);const V=[y,y,y,y,y,y];m.set(V,x*d*y)}const R=new Xe;R.setAttribute("position",new $e(_,f)),R.setAttribute("uv",new $e(p,g)),R.setAttribute("faceIndex",new $e(m,x)),r.push(R),n>_i&&n--}return{_lodPlanes:r,_sizeLods:e,_sigmas:t}}function Ca(r){const e=new Et(3*zt,3*zt,r);return e.texture.mapping=rr,e.texture.name="PMREM.cubeUv",e.scissorTest=!0,e}function Us(r,e,t,n,i){r.viewport.set(e,t,n,i),r.scissor.set(e,t,n,i)}function Dp(r){const e=new Float32Array(r),t=new T(0,1,0);return new hr({name:"SphericalGaussianBlur",defines:{n:r},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:e},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:t}},vertexShader:Po(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;
			uniform int samples;
			uniform float weights[ n ];
			uniform bool latitudinal;
			uniform float dTheta;
			uniform float mipInt;
			uniform vec3 poleAxis;

			${Io()}

			#define ENVMAP_TYPE_CUBE_UV
			#include <cube_uv_reflection_fragment>

			vec3 getSample( float theta, vec3 axis ) {

				float cosTheta = cos( theta );
				// Rodrigues' axis-angle rotation
				vec3 sampleDirection = vOutputDirection * cosTheta
					+ cross( axis, vOutputDirection ) * sin( theta )
					+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );

				return bilinearCubeUV( envMap, sampleDirection, mipInt );

			}

			void main() {

				vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );

				if ( all( equal( axis, vec3( 0.0 ) ) ) ) {

					axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );

				}

				axis = normalize( axis );

				gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );
				gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );

				for ( int i = 1; i < n; i++ ) {

					if ( i >= samples ) {

						break;

					}

					float theta = dTheta * float( i );
					gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );
					gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );

				}

			}
		`,blending:mn,depthTest:!1,depthWrite:!1})}function Pa(){const r=new j(1,1);return new hr({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null},texelSize:{value:r},inputEncoding:{value:ir[Dt]}},vertexShader:Po(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;
			uniform vec2 texelSize;

			${Io()}

			#include <common>

			void main() {

				gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );

				vec3 outputDirection = normalize( vOutputDirection );
				vec2 uv = equirectUv( outputDirection );

				vec2 f = fract( uv / texelSize - 0.5 );
				uv -= f * texelSize;
				vec3 tl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;
				uv.x += texelSize.x;
				vec3 tr = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;
				uv.y += texelSize.y;
				vec3 br = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;
				uv.x -= texelSize.x;
				vec3 bl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;

				vec3 tm = mix( tl, tr, f.x );
				vec3 bm = mix( bl, br, f.x );
				gl_FragColor.rgb = mix( tm, bm, f.y );

			}
		`,blending:mn,depthTest:!1,depthWrite:!1})}function Ia(){return new hr({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},inputEncoding:{value:ir[Dt]}},vertexShader:Po(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform samplerCube envMap;

			${Io()}

			void main() {

				gl_FragColor = envMapTexelToLinear( textureCube( envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ) ) );

			}
		`,blending:mn,depthTest:!1,depthWrite:!1})}function Po(){return`

		precision mediump float;
		precision mediump int;

		attribute vec3 position;
		attribute vec2 uv;
		attribute float faceIndex;

		varying vec3 vOutputDirection;

		// RH coordinate system; PMREM face-indexing convention
		vec3 getDirection( vec2 uv, float face ) {

			uv = 2.0 * uv - 1.0;

			vec3 direction = vec3( uv, 1.0 );

			if ( face == 0.0 ) {

				direction = direction.zyx; // ( 1, v, u ) pos x

			} else if ( face == 1.0 ) {

				direction = direction.xzy;
				direction.xz *= -1.0; // ( -u, 1, -v ) pos y

			} else if ( face == 2.0 ) {

				direction.x *= -1.0; // ( -u, v, 1 ) pos z

			} else if ( face == 3.0 ) {

				direction = direction.zyx;
				direction.xz *= -1.0; // ( -1, v, -u ) neg x

			} else if ( face == 4.0 ) {

				direction = direction.xzy;
				direction.xy *= -1.0; // ( -u, -1, v ) neg y

			} else if ( face == 5.0 ) {

				direction.z *= -1.0; // ( u, v, -1 ) neg z

			}

			return direction;

		}

		void main() {

			vOutputDirection = getDirection( uv, faceIndex );
			gl_Position = vec4( position, 1.0 );

		}
	`}function Io(){return`

		uniform int inputEncoding;

		#include <encodings_pars_fragment>

		vec4 inputTexelToLinear( vec4 value ) {

			if ( inputEncoding == 0 ) {

				return value;

			} else {

				return sRGBToLinear( value );

			}

		}

		vec4 envMapTexelToLinear( vec4 color ) {

			return inputTexelToLinear( color );

		}
	`}function Np(r){let e=new WeakMap,t=null;function n(a){if(a&&a.isTexture&&a.isRenderTargetTexture===!1){const l=a.mapping,c=l===no||l===io,h=l===us||l===ds;if(c||h){if(e.has(a))return e.get(a).texture;{const u=a.image;if(c&&u&&u.height>0||h&&u&&i(u)){const d=r.getRenderTarget();t===null&&(t=new Pp(r));const f=c?t.fromEquirectangular(a):t.fromCubemap(a);return e.set(a,f),r.setRenderTarget(d),a.addEventListener("dispose",s),f.texture}else return null}}}return a}function i(a){let l=0;const c=6;for(let h=0;h<c;h++)a[h]!==void 0&&l++;return l===c}function s(a){const l=a.target;l.removeEventListener("dispose",s);const c=e.get(l);c!==void 0&&(e.delete(l),c.dispose())}function o(){e=new WeakMap,t!==null&&(t.dispose(),t=null)}return{get:n,dispose:o}}function Fp(r){const e={};function t(n){if(e[n]!==void 0)return e[n];let i;switch(n){case"WEBGL_depth_texture":i=r.getExtension("WEBGL_depth_texture")||r.getExtension("MOZ_WEBGL_depth_texture")||r.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=r.getExtension("EXT_texture_filter_anisotropic")||r.getExtension("MOZ_EXT_texture_filter_anisotropic")||r.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=r.getExtension("WEBGL_compressed_texture_s3tc")||r.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||r.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=r.getExtension("WEBGL_compressed_texture_pvrtc")||r.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=r.getExtension(n)}return e[n]=i,i}return{has:function(n){return t(n)!==null},init:function(n){n.isWebGL2?t("EXT_color_buffer_float"):(t("WEBGL_depth_texture"),t("OES_texture_float"),t("OES_texture_half_float"),t("OES_texture_half_float_linear"),t("OES_standard_derivatives"),t("OES_element_index_uint"),t("OES_vertex_array_object"),t("ANGLE_instanced_arrays")),t("OES_texture_float_linear"),t("EXT_color_buffer_half_float"),t("WEBGL_multisampled_render_to_texture")},get:function(n){const i=t(n);return i===null&&console.warn("THREE.WebGLRenderer: "+n+" extension not supported."),i}}}function Op(r,e,t,n){const i={},s=new WeakMap;function o(u){const d=u.target;d.index!==null&&e.remove(d.index);for(const g in d.attributes)e.remove(d.attributes[g]);d.removeEventListener("dispose",o),delete i[d.id];const f=s.get(d);f&&(e.remove(f),s.delete(d)),n.releaseStatesOfGeometry(d),d.isInstancedBufferGeometry===!0&&delete d._maxInstanceCount,t.memory.geometries--}function a(u,d){return i[d.id]===!0||(d.addEventListener("dispose",o),i[d.id]=!0,t.memory.geometries++),d}function l(u){const d=u.attributes;for(const g in d)e.update(d[g],34962);const f=u.morphAttributes;for(const g in f){const x=f[g];for(let _=0,p=x.length;_<p;_++)e.update(x[_],34962)}}function c(u){const d=[],f=u.index,g=u.attributes.position;let x=0;if(f!==null){const m=f.array;x=f.version;for(let R=0,y=m.length;R<y;R+=3){const E=m[R+0],C=m[R+1],P=m[R+2];d.push(E,C,C,P,P,E)}}else{const m=g.array;x=g.version;for(let R=0,y=m.length/3-1;R<y;R+=3){const E=R+0,C=R+1,P=R+2;d.push(E,C,C,P,P,E)}}const _=new(Gl(d)>65535?ql:Wl)(d,1);_.version=x;const p=s.get(u);p&&e.remove(p),s.set(u,_)}function h(u){const d=s.get(u);if(d){const f=u.index;f!==null&&d.version<f.version&&c(u)}else c(u);return s.get(u)}return{get:a,update:l,getWireframeAttribute:h}}function Bp(r,e,t,n){const i=n.isWebGL2;let s;function o(d){s=d}let a,l;function c(d){a=d.type,l=d.bytesPerElement}function h(d,f){r.drawElements(s,f,a,d*l),t.update(f,s,1)}function u(d,f,g){if(g===0)return;let x,_;if(i)x=r,_="drawElementsInstanced";else if(x=e.get("ANGLE_instanced_arrays"),_="drawElementsInstancedANGLE",x===null){console.error("THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");return}x[_](s,f,a,d*l,g),t.update(f,s,g)}this.setMode=o,this.setIndex=c,this.render=h,this.renderInstances=u}function Up(r){const e={geometries:0,textures:0},t={frame:0,calls:0,triangles:0,points:0,lines:0};function n(s,o,a){switch(t.calls++,o){case 4:t.triangles+=a*(s/3);break;case 1:t.lines+=a*(s/2);break;case 3:t.lines+=a*(s-1);break;case 2:t.lines+=a*s;break;case 0:t.points+=a*s;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",o);break}}function i(){t.frame++,t.calls=0,t.triangles=0,t.points=0,t.lines=0}return{memory:e,render:t,programs:null,autoReset:!0,reset:i,update:n}}class Do extends tt{constructor(e=null,t=1,n=1,i=1){super(null),this.image={data:e,width:t,height:n,depth:i},this.magFilter=Qe,this.minFilter=Qe,this.wrapR=yt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}Do.prototype.isDataTexture2DArray=!0;function zp(r,e){return r[0]-e[0]}function Hp(r,e){return Math.abs(e[1])-Math.abs(r[1])}function Da(r,e){let t=1;const n=e.isInterleavedBufferAttribute?e.data.array:e.array;n instanceof Int8Array?t=127:n instanceof Int16Array?t=32767:n instanceof Int32Array?t=2147483647:console.error("THREE.WebGLMorphtargets: Unsupported morph attribute data type: ",n),r.divideScalar(t)}function kp(r,e,t){const n={},i=new Float32Array(8),s=new WeakMap,o=new T,a=[];for(let c=0;c<8;c++)a[c]=[c,0];function l(c,h,u,d){const f=c.morphTargetInfluences;if(e.isWebGL2===!0){const g=h.morphAttributes.position.length;let x=s.get(h);if(x===void 0||x.count!==g){x!==void 0&&x.texture.dispose();const m=h.morphAttributes.normal!==void 0,R=h.morphAttributes.position,y=h.morphAttributes.normal||[],E=h.attributes.position.count,C=m===!0?2:1;let P=E*C,V=1;P>e.maxTextureSize&&(V=Math.ceil(P/e.maxTextureSize),P=e.maxTextureSize);const ne=new Float32Array(P*V*4*g),Z=new Do(ne,P,V,g);Z.format=st,Z.type=$t,Z.needsUpdate=!0;const I=C*4;for(let S=0;S<g;S++){const b=R[S],N=y[S],O=P*V*4*S;for(let D=0;D<b.count;D++){o.fromBufferAttribute(b,D),b.normalized===!0&&Da(o,b);const B=D*I;ne[O+B+0]=o.x,ne[O+B+1]=o.y,ne[O+B+2]=o.z,ne[O+B+3]=0,m===!0&&(o.fromBufferAttribute(N,D),N.normalized===!0&&Da(o,N),ne[O+B+4]=o.x,ne[O+B+5]=o.y,ne[O+B+6]=o.z,ne[O+B+7]=0)}}x={count:g,texture:Z,size:new j(P,V)},s.set(h,x)}let _=0;for(let m=0;m<f.length;m++)_+=f[m];const p=h.morphTargetsRelative?1:1-_;d.getUniforms().setValue(r,"morphTargetBaseInfluence",p),d.getUniforms().setValue(r,"morphTargetInfluences",f),d.getUniforms().setValue(r,"morphTargetsTexture",x.texture,t),d.getUniforms().setValue(r,"morphTargetsTextureSize",x.size)}else{const g=f===void 0?0:f.length;let x=n[h.id];if(x===void 0||x.length!==g){x=[];for(let y=0;y<g;y++)x[y]=[y,0];n[h.id]=x}for(let y=0;y<g;y++){const E=x[y];E[0]=y,E[1]=f[y]}x.sort(Hp);for(let y=0;y<8;y++)y<g&&x[y][1]?(a[y][0]=x[y][0],a[y][1]=x[y][1]):(a[y][0]=Number.MAX_SAFE_INTEGER,a[y][1]=0);a.sort(zp);const _=h.morphAttributes.position,p=h.morphAttributes.normal;let m=0;for(let y=0;y<8;y++){const E=a[y],C=E[0],P=E[1];C!==Number.MAX_SAFE_INTEGER&&P?(_&&h.getAttribute("morphTarget"+y)!==_[C]&&h.setAttribute("morphTarget"+y,_[C]),p&&h.getAttribute("morphNormal"+y)!==p[C]&&h.setAttribute("morphNormal"+y,p[C]),i[y]=P,m+=P):(_&&h.hasAttribute("morphTarget"+y)===!0&&h.deleteAttribute("morphTarget"+y),p&&h.hasAttribute("morphNormal"+y)===!0&&h.deleteAttribute("morphNormal"+y),i[y]=0)}const R=h.morphTargetsRelative?1:1-m;d.getUniforms().setValue(r,"morphTargetBaseInfluence",R),d.getUniforms().setValue(r,"morphTargetInfluences",i)}}return{update:l}}function Gp(r,e,t,n){let i=new WeakMap;function s(l){const c=n.render.frame,h=l.geometry,u=e.get(l,h);return i.get(u)!==c&&(e.update(u),i.set(u,c)),l.isInstancedMesh&&(l.hasEventListener("dispose",a)===!1&&l.addEventListener("dispose",a),t.update(l.instanceMatrix,34962),l.instanceColor!==null&&t.update(l.instanceColor,34962)),u}function o(){i=new WeakMap}function a(l){const c=l.target;c.removeEventListener("dispose",a),t.remove(c.instanceMatrix),c.instanceColor!==null&&t.remove(c.instanceColor)}return{update:s,dispose:o}}class Kl extends tt{constructor(e=null,t=1,n=1,i=1){super(null),this.image={data:e,width:t,height:n,depth:i},this.magFilter=Qe,this.minFilter=Qe,this.wrapR=yt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}Kl.prototype.isDataTexture3D=!0;const $l=new tt,Ql=new Do,ec=new Kl,tc=new ar,Na=[],Fa=[],Oa=new Float32Array(16),Ba=new Float32Array(9),Ua=new Float32Array(4);function Ri(r,e,t){const n=r[0];if(n<=0||n>0)return r;const i=e*t;let s=Na[i];if(s===void 0&&(s=new Float32Array(i),Na[i]=s),e!==0){n.toArray(s,0);for(let o=1,a=0;o!==e;++o)a+=t,r[o].toArray(s,a)}return s}function _t(r,e){if(r.length!==e.length)return!1;for(let t=0,n=r.length;t<n;t++)if(r[t]!==e[t])return!1;return!0}function mt(r,e){for(let t=0,n=e.length;t<n;t++)r[t]=e[t]}function ur(r,e){let t=Fa[e];t===void 0&&(t=new Int32Array(e),Fa[e]=t);for(let n=0;n!==e;++n)t[n]=r.allocateTextureUnit();return t}function Vp(r,e){const t=this.cache;t[0]!==e&&(r.uniform1f(this.addr,e),t[0]=e)}function Wp(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y)&&(r.uniform2f(this.addr,e.x,e.y),t[0]=e.x,t[1]=e.y);else{if(_t(t,e))return;r.uniform2fv(this.addr,e),mt(t,e)}}function qp(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z)&&(r.uniform3f(this.addr,e.x,e.y,e.z),t[0]=e.x,t[1]=e.y,t[2]=e.z);else if(e.r!==void 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ue};break;case"RectAreaLight":t={color:new ue,position:new T,halfWidth:new T,halfHeight:new T};break}return r[e.id]=t,t}}}function ng(){const r={};return{get:function(e){if(r[e.id]!==void 0)return r[e.id];let t;switch(e.type){case"DirectionalLight":t={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new j};break;case"SpotLight":t={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new j};break;case"PointLight":t={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new j,shadowCameraNear:1,shadowCameraFar:1e3};break}return r[e.id]=t,t}}}let ig=0;function sg(r,e){return(e.castShadow?1:0)-(r.castShadow?1:0)}function rg(r,e){const t=new tg,n=ng(),i={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 h=0;h<9;h++)i.probe.push(new T);const s=new T,o=new pe,a=new pe;function l(h,u){let d=0,f=0,g=0;for(let ne=0;ne<9;ne++)i.probe[ne].set(0,0,0);let x=0,_=0,p=0,m=0,R=0,y=0,E=0,C=0;h.sort(sg);const P=u!==!0?Math.PI:1;for(let ne=0,Z=h.length;ne<Z;ne++){const I=h[ne],S=I.color,b=I.intensity,N=I.distance,O=I.shadow&&I.shadow.map?I.shadow.map.texture:null;if(I.isAmbientLight)d+=S.r*b*P,f+=S.g*b*P,g+=S.b*b*P;else if(I.isLightProbe)for(let D=0;D<9;D++)i.probe[D].addScaledVector(I.sh.coefficients[D],b);else if(I.isDirectionalLight){const D=t.get(I);if(D.color.copy(I.color).multiplyScalar(I.intensity*P),I.castShadow){const B=I.shadow,te=n.get(I);te.shadowBias=B.bias,te.shadowNormalBias=B.normalBias,te.shadowRadius=B.radius,te.shadowMapSize=B.mapSize,i.directionalShadow[x]=te,i.directionalShadowMap[x]=O,i.directionalShadowMatrix[x]=I.shadow.matrix,y++}i.directional[x]=D,x++}else if(I.isSpotLight){const D=t.get(I);if(D.position.setFromMatrixPosition(I.matrixWorld),D.color.copy(S).multiplyScalar(b*P),D.distance=N,D.coneCos=Math.cos(I.angle),D.penumbraCos=Math.cos(I.angle*(1-I.penumbra)),D.decay=I.decay,I.castShadow){const B=I.shadow,te=n.get(I);te.shadowBias=B.bias,te.shadowNormalBias=B.normalBias,te.shadowRadius=B.radius,te.shadowMapSize=B.mapSize,i.spotShadow[p]=te,i.spotShadowMap[p]=O,i.spotShadowMatrix[p]=I.shadow.matrix,C++}i.spot[p]=D,p++}else if(I.isRectAreaLight){const D=t.get(I);D.color.copy(S).multiplyScalar(b),D.halfWidth.set(I.width*.5,0,0),D.halfHeight.set(0,I.height*.5,0),i.rectArea[m]=D,m++}else if(I.isPointLight){const D=t.get(I);if(D.color.copy(I.color).multiplyScalar(I.intensity*P),D.distance=I.distance,D.decay=I.decay,I.castShadow){const B=I.shadow,te=n.get(I);te.shadowBias=B.bias,te.shadowNormalBias=B.normalBias,te.shadowRadius=B.radius,te.shadowMapSize=B.mapSize,te.shadowCameraNear=B.camera.near,te.shadowCameraFar=B.camera.far,i.pointShadow[_]=te,i.pointShadowMap[_]=O,i.pointShadowMatrix[_]=I.shadow.matrix,E++}i.point[_]=D,_++}else if(I.isHemisphereLight){const D=t.get(I);D.skyColor.copy(I.color).multiplyScalar(b*P),D.groundColor.copy(I.groundColor).multiplyScalar(b*P),i.hemi[R]=D,R++}}m>0&&(e.isWebGL2||r.has("OES_texture_float_linear")===!0?(i.rectAreaLTC1=oe.LTC_FLOAT_1,i.rectAreaLTC2=oe.LTC_FLOAT_2):r.has("OES_texture_half_float_linear")===!0?(i.rectAreaLTC1=oe.LTC_HALF_1,i.rectAreaLTC2=oe.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),i.ambient[0]=d,i.ambient[1]=f,i.ambient[2]=g;const V=i.hash;(V.directionalLength!==x||V.pointLength!==_||V.spotLength!==p||V.rectAreaLength!==m||V.hemiLength!==R||V.numDirectionalShadows!==y||V.numPointShadows!==E||V.numSpotShadows!==C)&&(i.directional.length=x,i.spot.length=p,i.rectArea.length=m,i.point.length=_,i.hemi.length=R,i.directionalShadow.length=y,i.directionalShadowMap.length=y,i.pointShadow.length=E,i.pointShadowMap.length=E,i.spotShadow.length=C,i.spotShadowMap.length=C,i.directionalShadowMatrix.length=y,i.pointShadowMatrix.length=E,i.spotShadowMatrix.length=C,V.directionalLength=x,V.pointLength=_,V.spotLength=p,V.rectAreaLength=m,V.hemiLength=R,V.numDirectionalShadows=y,V.numPointShadows=E,V.numSpotShadows=C,i.version=ig++)}function c(h,u){let d=0,f=0,g=0,x=0,_=0;const p=u.matrixWorldInverse;for(let m=0,R=h.length;m<R;m++){const y=h[m];if(y.isDirectionalLight){const E=i.directional[d];E.direction.setFromMatrixPosition(y.matrixWorld),s.setFromMatrixPosition(y.target.matrixWorld),E.direction.sub(s),E.direction.transformDirection(p),d++}else if(y.isSpotLight){const E=i.spot[g];E.position.setFromMatrixPosition(y.matrixWorld),E.position.applyMatrix4(p),E.direction.setFromMatrixPosition(y.matrixWorld),s.setFromMatrixPosition(y.target.matrixWorld),E.direction.sub(s),E.direction.transformDirection(p),g++}else if(y.isRectAreaLight){const E=i.rectArea[x];E.position.setFromMatrixPosition(y.matrixWorld),E.position.applyMatrix4(p),a.identity(),o.copy(y.matrixWorld),o.premultiply(p),a.extractRotation(o),E.halfWidth.set(y.width*.5,0,0),E.halfHeight.set(0,y.height*.5,0),E.halfWidth.applyMatrix4(a),E.halfHeight.applyMatrix4(a),x++}else if(y.isPointLight){const E=i.point[f];E.position.setFromMatrixPosition(y.matrixWorld),E.position.applyMatrix4(p),f++}else if(y.isHemisphereLight){const E=i.hemi[_];E.direction.setFromMatrixPosition(y.matrixWorld),E.direction.transformDirection(p),E.direction.normalize(),_++}}}return{setup:l,setupView:c,state:i}}function Ya(r,e){const t=new rg(r,e),n=[],i=[];function s(){n.length=0,i.length=0}function o(u){n.push(u)}function a(u){i.push(u)}function l(u){t.setup(n,u)}function c(u){t.setupView(n,u)}return{init:s,state:{lightsArray:n,shadowsArray:i,lights:t},setupLights:l,setupLightsView:c,pushLight:o,pushShadow:a}}function og(r,e){let t=new WeakMap;function n(s,o=0){let a;return t.has(s)===!1?(a=new Ya(r,e),t.set(s,[a])):o>=t.get(s).length?(a=new Ya(r,e),t.get(s).push(a)):a=t.get(s)[o],a}function i(){t=new WeakMap}return{get:n,dispose:i}}class oc extends rt{constructor(e){super(),this.type="MeshDepthMaterial",this.depthPacking=gu,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.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}}oc.prototype.isMeshDepthMaterial=!0;class ac extends rt{constructor(e){super(),this.type="MeshDistanceMaterial",this.referencePosition=new T,this.nearDistance=1,this.farDistance=1e3,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.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}ac.prototype.isMeshDistanceMaterial=!0;const ag=`void main() {
	gl_Position = vec4( position, 1.0 );
}`,lg=`uniform sampler2D shadow_pass;
uniform vec2 resolution;
uniform float radius;
#include <packing>
void main() {
	const float samples = float( VSM_SAMPLES );
	float mean = 0.0;
	float squared_mean = 0.0;
	float uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );
	float uvStart = samples <= 1.0 ? 0.0 : - 1.0;
	for ( float i = 0.0; i < samples; i ++ ) {
		float uvOffset = uvStart + i * uvStride;
		#ifdef HORIZONTAL_PASS
			vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );
			mean += distribution.x;
			squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;
		#else
			float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );
			mean += depth;
			squared_mean += depth * depth;
		#endif
	}
	mean = mean / samples;
	squared_mean = squared_mean / samples;
	float std_dev = sqrt( squared_mean - mean * mean );
	gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );
}`;function lc(r,e,t){let n=new lr;const i=new j,s=new j,o=new qe,a=new oc({depthPacking:xu}),l=new ac,c={},h=t.maxTextureSize,u={0:it,1:yi,2:Un},d=new bn({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new j},radius:{value:4}},vertexShader:ag,fragmentShader:lg}),f=d.clone();f.defines.HORIZONTAL_PASS=1;const g=new Xe;g.setAttribute("position",new $e(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const x=new xt(g,d),_=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=Pl,this.render=function(y,E,C){if(_.enabled===!1||_.autoUpdate===!1&&_.needsUpdate===!1||y.length===0)return;const P=r.getRenderTarget(),V=r.getActiveCubeFace(),ne=r.getActiveMipmapLevel(),Z=r.state;Z.setBlending(mn),Z.buffers.color.setClear(1,1,1,1),Z.buffers.depth.setTest(!0),Z.setScissorTest(!1);for(let I=0,S=y.length;I<S;I++){const b=y[I],N=b.shadow;if(N===void 0){console.warn("THREE.WebGLShadowMap:",b,"has no shadow.");continue}if(N.autoUpdate===!1&&N.needsUpdate===!1)continue;i.copy(N.mapSize);const O=N.getFrameExtents();if(i.multiply(O),s.copy(N.mapSize),(i.x>h||i.y>h)&&(i.x>h&&(s.x=Math.floor(h/O.x),i.x=s.x*O.x,N.mapSize.x=s.x),i.y>h&&(s.y=Math.floor(h/O.y),i.y=s.y*O.y,N.mapSize.y=s.y)),N.map===null&&!N.isPointLightShadow&&this.type===Yi){const B={minFilter:ht,magFilter:ht,format:st};N.map=new Et(i.x,i.y,B),N.map.texture.name=b.name+".shadowMap",N.mapPass=new Et(i.x,i.y,B),N.camera.updateProjectionMatrix()}if(N.map===null){const B={minFilter:Qe,magFilter:Qe,format:st};N.map=new Et(i.x,i.y,B),N.map.texture.name=b.name+".shadowMap",N.camera.updateProjectionMatrix()}r.setRenderTarget(N.map),r.clear();const D=N.getViewportCount();for(let B=0;B<D;B++){const te=N.getViewport(B);o.set(s.x*te.x,s.y*te.y,s.x*te.z,s.y*te.w),Z.viewport(o),N.updateMatrices(b,B),n=N.getFrustum(),R(E,C,N.camera,b,this.type)}!N.isPointLightShadow&&this.type===Yi&&p(N,C),N.needsUpdate=!1}_.needsUpdate=!1,r.setRenderTarget(P,V,ne)};function p(y,E){const C=e.update(x);d.defines.VSM_SAMPLES!==y.blurSamples&&(d.defines.VSM_SAMPLES=y.blurSamples,f.defines.VSM_SAMPLES=y.blurSamples,d.needsUpdate=!0,f.needsUpdate=!0),d.uniforms.shadow_pass.value=y.map.texture,d.uniforms.resolution.value=y.mapSize,d.uniforms.radius.value=y.radius,r.setRenderTarget(y.mapPass),r.clear(),r.renderBufferDirect(E,null,C,d,x,null),f.uniforms.shadow_pass.value=y.mapPass.texture,f.uniforms.resolution.value=y.mapSize,f.uniforms.radius.value=y.radius,r.setRenderTarget(y.map),r.clear(),r.renderBufferDirect(E,null,C,f,x,null)}function m(y,E,C,P,V,ne,Z){let I=null;const S=P.isPointLight===!0?y.customDistanceMaterial:y.customDepthMaterial;if(S!==void 0?I=S:I=P.isPointLight===!0?l:a,r.localClippingEnabled&&C.clipShadows===!0&&C.clippingPlanes.length!==0||C.displacementMap&&C.displacementScale!==0||C.alphaMap&&C.alphaTest>0){const b=I.uuid,N=C.uuid;let O=c[b];O===void 0&&(O={},c[b]=O);let D=O[N];D===void 0&&(D=I.clone(),O[N]=D),I=D}return I.visible=C.visible,I.wireframe=C.wireframe,Z===Yi?I.side=C.shadowSide!==null?C.shadowSide:C.side:I.side=C.shadowSide!==null?C.shadowSide:u[C.side],I.alphaMap=C.alphaMap,I.alphaTest=C.alphaTest,I.clipShadows=C.clipShadows,I.clippingPlanes=C.clippingPlanes,I.clipIntersection=C.clipIntersection,I.displacementMap=C.displacementMap,I.displacementScale=C.displacementScale,I.displacementBias=C.displacementBias,I.wireframeLinewidth=C.wireframeLinewidth,I.linewidth=C.linewidth,P.isPointLight===!0&&I.isMeshDistanceMaterial===!0&&(I.referencePosition.setFromMatrixPosition(P.matrixWorld),I.nearDistance=V,I.farDistance=ne),I}function R(y,E,C,P,V){if(y.visible===!1)return;if(y.layers.test(E.layers)&&(y.isMesh||y.isLine||y.isPoints)&&(y.castShadow||y.receiveShadow&&V===Yi)&&(!y.frustumCulled||n.intersectsObject(y))){y.modelViewMatrix.multiplyMatrices(C.matrixWorldInverse,y.matrixWorld);const I=e.update(y),S=y.material;if(Array.isArray(S)){const b=I.groups;for(let N=0,O=b.length;N<O;N++){const D=b[N],B=S[D.materialIndex];if(B&&B.visible){const te=m(y,I,B,P,C.near,C.far,V);r.renderBufferDirect(C,null,I,te,y,D)}}}else if(S.visible){const b=m(y,I,S,P,C.near,C.far,V);r.renderBufferDirect(C,null,I,b,y,null)}}const Z=y.children;for(let I=0,S=Z.length;I<S;I++)R(Z[I],E,C,P,V)}}function cg(r,e,t){const n=t.isWebGL2;function i(){let w=!1;const J=new qe;let Y=null;const _e=new qe(0,0,0,0);return{setMask:function(de){Y!==de&&!w&&(r.colorMask(de,de,de,de),Y=de)},setLocked:function(de){w=de},setClear:function(de,Se,re,ve,Fe){Fe===!0&&(de*=ve,Se*=ve,re*=ve),J.set(de,Se,re,ve),_e.equals(J)===!1&&(r.clearColor(de,Se,re,ve),_e.copy(J))},reset:function(){w=!1,Y=null,_e.set(-1,0,0,0)}}}function s(){let w=!1,J=null,Y=null,_e=null;return{setTest:function(de){de?ae(2929):fe(2929)},setMask:function(de){J!==de&&!w&&(r.depthMask(de),J=de)},setFunc:function(de){if(Y!==de){if(de)switch(de){case oh:r.depthFunc(512);break;case ah:r.depthFunc(519);break;case lh:r.depthFunc(513);break;case to:r.depthFunc(515);break;case ch:r.depthFunc(514);break;case hh:r.depthFunc(518);break;case uh:r.depthFunc(516);break;case dh:r.depthFunc(517);break;default:r.depthFunc(515)}else r.depthFunc(515);Y=de}},setLocked:function(de){w=de},setClear:function(de){_e!==de&&(r.clearDepth(de),_e=de)},reset:function(){w=!1,J=null,Y=null,_e=null}}}function o(){let 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ve=0;ve<Se.length;ve++){const Fe=Se[ve];Y?t.texSubImage2D(34069+re,ve+1,0,0,L,w,Fe.image[re]):t.texImage2D(34069+re,ve+1,J,L,w,Fe.image[re])}}}E(v,xe)&&C(34067),A.__version=v.version,v.onUpdate&&v.onUpdate(v)}function Ae(A,v,q,$,se){const K=s.convert(q.format),Me=s.convert(q.type),xe=P(q.internalFormat,K,Me,q.encoding);n.get(v).__hasExternalTextures||(se===32879||se===35866?t.texImage3D(se,0,xe,v.width,v.height,v.depth,0,K,Me,null):t.texImage2D(se,0,xe,v.width,v.height,0,K,Me,null)),t.bindFramebuffer(36160,A),v.useRenderToTexture?f.framebufferTexture2DMultisampleEXT(36160,$,se,n.get(q).__webglTexture,0,he(v)):r.framebufferTexture2D(36160,$,se,n.get(q).__webglTexture,0),t.bindFramebuffer(36160,null)}function ye(A,v,q){if(r.bindRenderbuffer(36161,A),v.depthBuffer&&!v.stencilBuffer){let $=33189;if(q||v.useRenderToTexture){const se=v.depthTexture;se&&se.isDepthTexture&&(se.type===$t?$=36012:se.type===Qs&&($=33190));const K=he(v);v.useRenderToTexture?f.renderbufferStorageMultisampleEXT(36161,K,$,v.width,v.height):r.renderbufferStorageMultisample(36161,K,$,v.width,v.height)}else r.renderbufferStorage(36161,$,v.width,v.height);r.framebufferRenderbuffer(36160,36096,36161,A)}else if(v.depthBuffer&&v.stencilBuffer){const $=he(v);q&&v.useRenderbuffer?r.renderbufferStorageMultisample(36161,$,35056,v.width,v.height):v.useRenderToTexture?f.renderbufferStorageMultisampleEXT(36161,$,35056,v.width,v.height):r.renderbufferStorage(36161,34041,v.width,v.height),r.framebufferRenderbuffer(36160,33306,36161,A)}else{const $=v.isWebGLMultipleRenderTargets===!0?v.texture[0]:v.texture,se=s.convert($.format),K=s.convert($.type),Me=P($.internalFormat,se,K,$.encoding),xe=he(v);q&&v.useRenderbuffer?r.renderbufferStorageMultisample(36161,xe,Me,v.width,v.height):v.useRenderToTexture?f.renderbufferStorageMultisampleEXT(36161,xe,Me,v.width,v.height):r.renderbufferStorage(36161,Me,v.width,v.height)}r.bindRenderbuffer(36161,null)}function me(A,v){if(v&&v.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(t.bindFramebuffer(36160,A),!(v.depthTexture&&v.depthTexture.isDepthTexture))throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");(!n.get(v.depthTexture).__webglTexture||v.depthTexture.image.width!==v.width||v.depthTexture.image.height!==v.height)&&(v.depthTexture.image.width=v.width,v.depthTexture.image.height=v.height,v.depthTexture.needsUpdate=!0),B(v.depthTexture,0);const 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Ne(A,v,q){const $=n.get(A);v!==void 0&&Ae($.__webglFramebuffer,A,A.texture,36064,3553),q!==void 0&&ge(A)}function H(A){const v=A.texture,q=n.get(A),$=n.get(v);A.addEventListener("dispose",I),A.isWebGLMultipleRenderTargets!==!0&&($.__webglTexture===void 0&&($.__webglTexture=r.createTexture()),$.__version=v.version,o.memory.textures++);const se=A.isWebGLCubeRenderTarget===!0,K=A.isWebGLMultipleRenderTargets===!0,Me=v.isDataTexture3D||v.isDataTexture2DArray,xe=R(A)||a;if(a&&v.format===xn&&(v.type===$t||v.type===Fn)&&(v.format=st,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.")),se){q.__webglFramebuffer=[];for(let L=0;L<6;L++)q.__webglFramebuffer[L]=r.createFramebuffer()}else if(q.__webglFramebuffer=r.createFramebuffer(),K)if(i.drawBuffers){const L=A.texture;for(let w=0,J=L.length;w<J;w++){const Y=n.get(L[w]);Y.__webglTexture===void 0&&(Y.__webglTexture=r.createTexture(),o.memory.textures++)}}else console.warn("THREE.WebGLRenderer: WebGLMultipleRenderTargets can only be used with WebGL2 or WEBGL_draw_buffers extension.");else if(A.useRenderbuffer)if(a){q.__webglMultisampledFramebuffer=r.createFramebuffer(),q.__webglColorRenderbuffer=r.createRenderbuffer(),r.bindRenderbuffer(36161,q.__webglColorRenderbuffer);const L=s.convert(v.format),w=s.convert(v.type),J=P(v.internalFormat,L,w,v.encoding),Y=he(A);r.renderbufferStorageMultisample(36161,Y,J,A.width,A.height),t.bindFramebuffer(36160,q.__webglMultisampledFramebuffer),r.framebufferRenderbuffer(36160,36064,36161,q.__webglColorRenderbuffer),r.bindRenderbuffer(36161,null),A.depthBuffer&&(q.__webglDepthRenderbuffer=r.createRenderbuffer(),ye(q.__webglDepthRenderbuffer,A,!0)),t.bindFramebuffer(36160,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");if(se){t.bindTexture(34067,$.__webglTexture),ae(34067,v,xe);for(let L=0;L<6;L++)Ae(q.__webglFramebuffer[L],A,v,36064,34069+L);E(v,xe)&&C(34067),t.unbindTexture()}else if(K){const L=A.texture;for(let w=0,J=L.length;w<J;w++){const Y=L[w],_e=n.get(Y);t.bindTexture(3553,_e.__webglTexture),ae(3553,Y,xe),Ae(q.__webglFramebuffer,A,Y,36064+w,3553),E(Y,xe)&&C(3553)}t.unbindTexture()}else{let L=3553;Me&&(a?L=v.isDataTexture3D?32879:35866:console.warn("THREE.DataTexture3D and THREE.DataTexture2DArray only supported with WebGL2.")),t.bindTexture(L,$.__webglTexture),ae(L,v,xe),Ae(q.__webglFramebuffer,A,v,36064,L),E(v,xe)&&C(L),t.unbindTexture()}A.depthBuffer&&ge(A)}function Q(A){const v=R(A)||a,q=A.isWebGLMultipleRenderTargets===!0?A.texture:[A.texture];for(let $=0,se=q.length;$<se;$++){const K=q[$];if(E(K,v)){const Me=A.isWebGLCubeRenderTarget?34067:3553,xe=n.get(K).__webglTexture;t.bindTexture(Me,xe),C(Me),t.unbindTexture()}}}function ee(A){if(A.useRenderbuffer)if(a){const v=A.width,q=A.height;let $=16384;const se=[36064],K=A.stencilBuffer?33306:36096;A.depthBuffer&&se.push(K),A.ignoreDepthForMultisampleCopy||(A.depthBuffer&&($|=256),A.stencilBuffer&&($|=1024));const Me=n.get(A);t.bindFramebuffer(36008,Me.__webglMultisampledFramebuffer),t.bindFramebuffer(36009,Me.__webglFramebuffer),A.ignoreDepthForMultisampleCopy&&(r.invalidateFramebuffer(36008,[K]),r.invalidateFramebuffer(36009,[K])),r.blitFramebuffer(0,0,v,q,0,0,v,q,$,9728),r.invalidateFramebuffer(36008,se),t.bindFramebuffer(36008,null),t.bindFramebuffer(36009,Me.__webglMultisampledFramebuffer)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")}function he(A){return a&&(A.useRenderbuffer||A.useRenderToTexture)?Math.min(u,A.samples):0}function ie(A){const v=o.render.frame;g.get(A)!==v&&(g.set(A,v),A.update())}let be=!1,we=!1;function Re(A,v){A&&A.isWebGLRenderTarget&&(be===!1&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),be=!0),A=A.texture),B(A,v)}function Ve(A,v){A&&A.isWebGLCubeRenderTarget&&(we===!1&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. Use their .texture property instead."),we=!0),A=A.texture),k(A,v)}this.allocateTextureUnit=D,this.resetTextureUnits=O,this.setTexture2D=B,this.setTexture2DArray=te,this.setTexture3D=le,this.setTextureCube=k,this.rebindTextures=Ne,this.setupRenderTarget=H,this.updateRenderTargetMipmap=Q,this.updateMultisampleRenderTarget=ee,this.setupDepthRenderbuffer=ge,this.setupFrameBufferTexture=Ae,this.safeSetTexture2D=Re,this.safeSetTextureCube=Ve}function ug(r,e,t){const n=t.isWebGL2;function i(s){let o;if(s===en)return 5121;if(s===wh)return 32819;if(s===Sh)return 32820;if(s===Th)return 33635;if(s===vh)return 5120;if(s===Mh)return 5122;if(s===ts)return 5123;if(s===bh)return 5124;if(s===Qs)return 5125;if(s===$t)return 5126;if(s===Fn)return n?5131:(o=e.get("OES_texture_half_float"),o!==null?o.HALF_FLOAT_OES:null);if(s===Eh)return 6406;if(s===xn)return 6407;if(s===st)return 6408;if(s===Ah)return 6409;if(s===Lh)return 6410;if(s===On)return 6402;if(s===Mi)return 34041;if(s===Rh)return 6403;if(s===Ch)return 36244;if(s===Ph)return 33319;if(s===Ih)return 33320;if(s===Dh)return 36248;if(s===Nh)return 36249;if(s===ra||s===oa||s===aa||s===la)if(o=e.get("WEBGL_compressed_texture_s3tc"),o!==null){if(s===ra)return o.COMPRESSED_RGB_S3TC_DXT1_EXT;if(s===oa)return o.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(s===aa)return o.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(s===la)return o.COMPRESSED_RGBA_S3TC_DXT5_EXT}else return null;if(s===ca||s===ha||s===ua||s===da)if(o=e.get("WEBGL_compressed_texture_pvrtc"),o!==null){if(s===ca)return o.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(s===ha)return o.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(s===ua)return o.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(s===da)return o.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}else return null;if(s===Fh)return o=e.get("WEBGL_compressed_texture_etc1"),o!==null?o.COMPRESSED_RGB_ETC1_WEBGL:null;if((s===fa||s===pa)&&(o=e.get("WEBGL_compressed_texture_etc"),o!==null)){if(s===fa)return o.COMPRESSED_RGB8_ETC2;if(s===pa)return o.COMPRESSED_RGBA8_ETC2_EAC}if(s===Oh||s===Bh||s===Uh||s===zh||s===Hh||s===kh||s===Gh||s===Vh||s===Wh||s===qh||s===jh||s===Xh||s===Yh||s===Zh||s===Kh||s===$h||s===Qh||s===eu||s===tu||s===nu||s===iu||s===su||s===ru||s===ou||s===au||s===lu||s===cu||s===hu)return o=e.get("WEBGL_compressed_texture_astc"),o!==null?s:null;if(s===Jh)return o=e.get("EXT_texture_compression_bptc"),o!==null?s:null;if(s===xi)return n?34042:(o=e.get("WEBGL_depth_texture"),o!==null?o.UNSIGNED_INT_24_8_WEBGL:null)}return{convert:i}}class cc extends pt{constructor(e=[]){super(),this.cameras=e}}cc.prototype.isArrayCamera=!0;class Qt extends ke{constructor(){super(),this.type="Group"}}Qt.prototype.isGroup=!0;const dg={type:"move"};class qr{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new Qt,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return this._targetRay===null&&(this._targetRay=new Qt,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new T,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new T),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new Qt,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new T,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new T),this._grip}dispatchEvent(e){return this._targetRay!==null&&this._targetRay.dispatchEvent(e),this._grip!==null&&this._grip.dispatchEvent(e),this._hand!==null&&this._hand.dispatchEvent(e),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(e,t,n){let i=null,s=null,o=null;const a=this._targetRay,l=this._grip,c=this._hand;if(e&&t.session.visibilityState!=="visible-blurred")if(a!==null&&(i=t.getPose(e.targetRaySpace,n),i!==null&&(a.matrix.fromArray(i.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),i.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(i.linearVelocity)):a.hasLinearVelocity=!1,i.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(i.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(dg))),c&&e.hand){o=!0;for(const x of e.hand.values()){const _=t.getJointPose(x,n);if(c.joints[x.jointName]===void 0){const m=new Qt;m.matrixAutoUpdate=!1,m.visible=!1,c.joints[x.jointName]=m,c.add(m)}const p=c.joints[x.jointName];_!==null&&(p.matrix.fromArray(_.transform.matrix),p.matrix.decompose(p.position,p.rotation,p.scale),p.jointRadius=_.radius),p.visible=_!==null}const h=c.joints["index-finger-tip"],u=c.joints["thumb-tip"],d=h.position.distanceTo(u.position),f=.02,g=.005;c.inputState.pinching&&d>f+g?(c.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!c.inputState.pinching&&d<=f-g&&(c.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else l!==null&&e.gripSpace&&(s=t.getPose(e.gripSpace,n),s!==null&&(l.matrix.fromArray(s.transform.matrix),l.matrix.decompose(l.position,l.rotation,l.scale),s.linearVelocity?(l.hasLinearVelocity=!0,l.linearVelocity.copy(s.linearVelocity)):l.hasLinearVelocity=!1,s.angularVelocity?(l.hasAngularVelocity=!0,l.angularVelocity.copy(s.angularVelocity)):l.hasAngularVelocity=!1));return a!==null&&(a.visible=i!==null),l!==null&&(l.visible=s!==null),c!==null&&(c.visible=o!==null),this}}class lo extends tt{constructor(e,t,n,i,s,o,a,l,c,h){if(h=h!==void 0?h:On,h!==On&&h!==Mi)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");n===void 0&&h===On&&(n=ts),n===void 0&&h===Mi&&(n=xi),super(null,i,s,o,a,l,h,n,c),this.image={width:e,height:t},this.magFilter=a!==void 0?a:Qe,this.minFilter=l!==void 0?l:Qe,this.flipY=!1,this.generateMipmaps=!1}}lo.prototype.isDepthTexture=!0;class fg extends Sn{constructor(e,t){super();const n=this;let i=null,s=1,o=null,a="local-floor";const l=e.extensions.has("WEBGL_multisampled_render_to_texture");let c=null,h=null,u=null,d=null,f=!1,g=null;const x=t.getContextAttributes();let _=null,p=null;const m=[],R=new Map,y=new pt;y.layers.enable(1),y.viewport=new qe;const E=new pt;E.layers.enable(2),E.viewport=new qe;const C=[y,E],P=new cc;P.layers.enable(1),P.layers.enable(2);let V=null,ne=null;this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(k){let G=m[k];return G===void 0&&(G=new qr,m[k]=G),G.getTargetRaySpace()},this.getControllerGrip=function(k){let G=m[k];return G===void 0&&(G=new qr,m[k]=G),G.getGripSpace()},this.getHand=function(k){let G=m[k];return G===void 0&&(G=new qr,m[k]=G),G.getHandSpace()};function Z(k){const G=R.get(k.inputSource);G&&G.dispatchEvent({type:k.type,data:k.inputSource})}function I(){R.forEach(function(k,G){k.disconnect(G)}),R.clear(),V=null,ne=null,e.setRenderTarget(_),d=null,u=null,h=null,i=null,p=null,le.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}this.setFramebufferScaleFactor=function(k){s=k,n.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(k){a=k,n.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return o},this.getBaseLayer=function(){return u!==null?u:d},this.getBinding=function(){return h},this.getFrame=function(){return g},this.getSession=function(){return i},this.setSession=async function(k){if(i=k,i!==null){if(_=e.getRenderTarget(),i.addEventListener("select",Z),i.addEventListener("selectstart",Z),i.addEventListener("selectend",Z),i.addEventListener("squeeze",Z),i.addEventListener("squeezestart",Z),i.addEventListener("squeezeend",Z),i.addEventListener("end",I),i.addEventListener("inputsourceschange",S),x.xrCompatible!==!0&&await t.makeXRCompatible(),i.renderState.layers===void 0||e.capabilities.isWebGL2===!1){const G={antialias:i.renderState.layers===void 0?x.antialias:!0,alpha:x.alpha,depth:x.depth,stencil:x.stencil,framebufferScaleFactor:s};d=new XRWebGLLayer(i,t,G),i.updateRenderState({baseLayer:d}),p=new Et(d.framebufferWidth,d.framebufferHeight,{format:st,type:en,encoding:e.outputEncoding})}else{f=x.antialias;let G=null,ce=null,ae=null;x.depth&&(ae=x.stencil?35056:33190,G=x.stencil?Mi:On,ce=x.stencil?xi:ts);const fe={colorFormat:x.alpha||f?32856:32849,depthFormat:ae,scaleFactor:s};h=new XRWebGLBinding(i,t),u=h.createProjectionLayer(fe),i.updateRenderState({layers:[u]}),f?p=new Eo(u.textureWidth,u.textureHeight,{format:st,type:en,depthTexture:new lo(u.textureWidth,u.textureHeight,ce,void 0,void 0,void 0,void 0,void 0,void 0,G),stencilBuffer:x.stencil,ignoreDepth:u.ignoreDepthValues,useRenderToTexture:l,encoding:e.outputEncoding}):p=new Et(u.textureWidth,u.textureHeight,{format:x.alpha?st:xn,type:en,depthTexture:new lo(u.textureWidth,u.textureHeight,ce,void 0,void 0,void 0,void 0,void 0,void 0,G),stencilBuffer:x.stencil,ignoreDepth:u.ignoreDepthValues,encoding:e.outputEncoding})}this.setFoveation(1),o=await i.requestReferenceSpace(a),le.setContext(i),le.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}};function S(k){const G=i.inputSources;for(let ce=0;ce<m.length;ce++)R.set(G[ce],m[ce]);for(let ce=0;ce<k.removed.length;ce++){const ae=k.removed[ce],fe=R.get(ae);fe&&(fe.dispatchEvent({type:"disconnected",data:ae}),R.delete(ae))}for(let ce=0;ce<k.added.length;ce++){const ae=k.added[ce],fe=R.get(ae);fe&&fe.dispatchEvent({type:"connected",data:ae})}}const b=new T,N=new T;function O(k,G,ce){b.setFromMatrixPosition(G.matrixWorld),N.setFromMatrixPosition(ce.matrixWorld);const ae=b.distanceTo(N),fe=G.projectionMatrix.elements,Ce=ce.projectionMatrix.elements,X=fe[14]/(fe[10]-1),Ae=fe[14]/(fe[10]+1),ye=(fe[9]+1)/fe[5],me=(fe[9]-1)/fe[5],ge=(fe[8]-1)/fe[0],Ne=(Ce[8]+1)/Ce[0],H=X*ge,Q=X*Ne,ee=ae/(-ge+Ne),he=ee*-ge;G.matrixWorld.decompose(k.position,k.quaternion,k.scale),k.translateX(he),k.translateZ(ee),k.matrixWorld.compose(k.position,k.quaternion,k.scale),k.matrixWorldInverse.copy(k.matrixWorld).invert();const ie=X+ee,be=Ae+ee,we=H-he,Re=Q+(ae-he),Ve=ye*Ae/be*ie,A=me*Ae/be*ie;k.projectionMatrix.makePerspective(we,Re,Ve,A,ie,be)}function 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Ln=Ee!==null?Ee.count:Ue.count,Vn=z.drawRange.start*Ie,ze=z.drawRange.count*Ie,Ot=Te!==null?Te.start*Ie:0,nt=Te!==null?Te.count*Ie:1/0,Bt=Math.max(Vn,Ot),xs=Math.min(Ln,Vn+ze,Ot+nt)-1,Ut=Math.max(0,xs-Bt+1);if(Ut!==0){if(W.isMesh)U.wireframe===!0?(ge.setLineWidth(U.wireframeLinewidth*Ce()),Je.setMode(1)):Je.setMode(4);else if(W.isLine){let Vt=U.linewidth;Vt===void 0&&(Vt=1),ge.setLineWidth(Vt*Ce()),W.isLineSegments?Je.setMode(1):W.isLineLoop?Je.setMode(2):Je.setMode(3)}else W.isPoints?Je.setMode(0):W.isSprite&&Je.setMode(4);if(W.isInstancedMesh)Je.renderInstances(Bt,Ut,W.count);else if(z.isInstancedBufferGeometry){const Vt=Math.min(z.instanceCount,z._maxInstanceCount);Je.renderInstances(Bt,Ut,Vt)}else Je.render(Bt,Ut)}},this.compile=function(M,F){d=v.get(M),d.init(),g.push(d),M.traverseVisible(function(z){z.isLight&&z.layers.test(F.layers)&&(d.pushLight(z),z.castShadow&&d.pushShadow(z))}),d.setupLights(x.physicallyCorrectLights),M.traverse(function(z){const U=z.material;if(U)if(Array.isArray(U))for(let W=0;W<U.length;W++){const Te=U[W];xr(Te,M,z)}else xr(U,M,z)}),g.pop(),d=null};let Fe=null;function We(M){Fe&&Fe(M)}function Nt(){An.stop()}function Ft(){An.start()}const An=new Yl;An.setAnimationLoop(We),typeof window<"u"&&An.setContext(window),this.setAnimationLoop=function(M){Fe=M,Y.setAnimationLoop(M),M===null?An.stop():An.start()},Y.addEventListener("sessionstart",Nt),Y.addEventListener("sessionend",Ft),this.render=function(M,F){if(F!==void 0&&F.isCamera!==!0){console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");return}if(_===!0)return;M.autoUpdate===!0&&M.updateMatrixWorld(),F.parent===null&&F.updateMatrixWorld(),Y.enabled===!0&&Y.isPresenting===!0&&(Y.cameraAutoUpdate===!0&&Y.updateCamera(F),F=Y.getCamera()),M.isScene===!0&&M.onBeforeRender(x,M,F,R),d=v.get(M,g.length),d.init(),g.push(d),ce.multiplyMatrices(F.projectionMatrix,F.matrixWorldInverse),te.setFromProjectionMatrix(ce),k=this.localClippingEnabled,le=q.init(this.clippingPlanes,k,F),u=A.get(M,f.length),u.init(),f.push(u),Jo(M,F,0,x.sortObjects),u.finish(),x.sortObjects===!0&&u.sort(S,b),le===!0&&q.beginShadows();const z=d.state.shadowsArray;if($.render(z,M,F),le===!0&&q.endShadows(),this.info.autoReset===!0&&this.info.reset(),se.render(u,M),d.setupLights(x.physicallyCorrectLights),F.isArrayCamera){const U=F.cameras;for(let W=0,Te=U.length;W<Te;W++){const Le=U[W];Ko(u,M,Le,Le.viewport)}}else Ko(u,M,F);R!==null&&(Q.updateMultisampleRenderTarget(R),Q.updateRenderTargetMipmap(R)),M.isScene===!0&&M.onAfterRender(x,M,F),ge.buffers.depth.setTest(!0),ge.buffers.depth.setMask(!0),ge.buffers.color.setMask(!0),ge.setPolygonOffset(!1),w.resetDefaultState(),y=-1,E=null,g.pop(),g.length>0?d=g[g.length-1]:d=null,f.pop(),f.length>0?u=f[f.length-1]:u=null};function Jo(M,F,z,U){if(M.visible===!1)return;if(M.layers.test(F.layers)){if(M.isGroup)z=M.renderOrder;else if(M.isLOD)M.autoUpdate===!0&&M.update(F);else if(M.isLight)d.pushLight(M),M.castShadow&&d.pushShadow(M);else if(M.isSprite){if(!M.frustumCulled||te.intersectsSprite(M)){U&&ae.setFromMatrixPosition(M.matrixWorld).applyMatrix4(ce);const Le=we.update(M),Pe=M.material;Pe.visible&&u.push(M,Le,Pe,z,ae.z,null)}}else if((M.isMesh||M.isLine||M.isPoints)&&(M.isSkinnedMesh&&M.skeleton.frame!==Ne.render.frame&&(M.skeleton.update(),M.skeleton.frame=Ne.render.frame),!M.frustumCulled||te.intersectsObject(M))){U&&ae.setFromMatrixPosition(M.matrixWorld).applyMatrix4(ce);const Le=we.update(M),Pe=M.material;if(Array.isArray(Pe)){const Ee=Le.groups;for(let Ue=0,Ie=Ee.length;Ue<Ie;Ue++){const Be=Ee[Ue],Je=Pe[Be.materialIndex];Je&&Je.visible&&u.push(M,Le,Je,z,ae.z,Be)}}else Pe.visible&&u.push(M,Le,Pe,z,ae.z,null)}}const Te=M.children;for(let Le=0,Pe=Te.length;Le<Pe;Le++)Jo(Te[Le],F,z,U)}function Ko(M,F,z,U){const W=M.opaque,Te=M.transmissive,Le=M.transparent;d.setupLightsView(z),Te.length>0&&kc(W,F,z),U&&ge.viewport(C.copy(U)),W.length>0&&gs(W,F,z),Te.length>0&&gs(Te,F,z),Le.length>0&&gs(Le,F,z)}function kc(M,F,z){if(G===null){const Le=o===!0&&me.isWebGL2===!0?Eo:Et;G=new Le(1024,1024,{generateMipmaps:!0,type:L.convert(Fn)!==null?Fn:en,minFilter:Ei,magFilter:Qe,wrapS:yt,wrapT:yt,useRenderToTexture:ye.has("WEBGL_multisampled_render_to_texture")})}const U=x.getRenderTarget();x.setRenderTarget(G),x.clear();const W=x.toneMapping;x.toneMapping=gn,gs(M,F,z),x.toneMapping=W,Q.updateMultisampleRenderTarget(G),Q.updateRenderTargetMipmap(G),x.setRenderTarget(U)}function gs(M,F,z){const U=F.isScene===!0?F.overrideMaterial:null;for(let W=0,Te=M.length;W<Te;W++){const Le=M[W],Pe=Le.object,Ee=Le.geometry,Ue=U===null?Le.material:U,Ie=Le.group;Pe.layers.test(z.layers)&&Gc(Pe,F,z,Ee,Ue,Ie)}}function Gc(M,F,z,U,W,Te){M.onBeforeRender(x,F,z,U,W,Te),M.modelViewMatrix.multiplyMatrices(z.matrixWorldInverse,M.matrixWorld),M.normalMatrix.getNormalMatrix(M.modelViewMatrix),W.onBeforeRender(x,F,z,U,M,Te),W.transparent===!0&&W.side===Un?(W.side=it,W.needsUpdate=!0,x.renderBufferDirect(z,F,U,W,M,Te),W.side=yi,W.needsUpdate=!0,x.renderBufferDirect(z,F,U,W,M,Te),W.side=Un):x.renderBufferDirect(z,F,U,W,M,Te),M.onAfterRender(x,F,z,U,W,Te)}function xr(M,F,z){F.isScene!==!0&&(F=fe);const U=H.get(M),W=d.state.lights,Te=d.state.shadowsArray,Le=W.state.version,Pe=Re.getParameters(M,W.state,Te,F,z),Ee=Re.getProgramCacheKey(Pe);let Ue=U.programs;U.environment=M.isMeshStandardMaterial?F.environment:null,U.fog=F.fog,U.envMap=(M.isMeshStandardMaterial?he:ee).get(M.envMap||U.environment),Ue===void 0&&(M.addEventListener("dispose",Se),Ue=new Map,U.programs=Ue);let Ie=Ue.get(Ee);if(Ie!==void 0){if(U.currentProgram===Ie&&U.lightsStateVersion===Le)return $o(M,Pe),Ie}else Pe.uniforms=Re.getUniforms(M),M.onBuild(z,Pe,x),M.onBeforeCompile(Pe,x),Ie=Re.acquireProgram(Pe,Ee),Ue.set(Ee,Ie),U.uniforms=Pe.uniforms;const Be=U.uniforms;(!M.isShaderMaterial&&!M.isRawShaderMaterial||M.clipping===!0)&&(Be.clippingPlanes=q.uniform),$o(M,Pe),U.needsLights=qc(M),U.lightsStateVersion=Le,U.needsLights&&(Be.ambientLightColor.value=W.state.ambient,Be.lightProbe.value=W.state.probe,Be.directionalLights.value=W.state.directional,Be.directionalLightShadows.value=W.state.directionalShadow,Be.spotLights.value=W.state.spot,Be.spotLightShadows.value=W.state.spotShadow,Be.rectAreaLights.value=W.state.rectArea,Be.ltc_1.value=W.state.rectAreaLTC1,Be.ltc_2.value=W.state.rectAreaLTC2,Be.pointLights.value=W.state.point,Be.pointLightShadows.value=W.state.pointShadow,Be.hemisphereLights.value=W.state.hemi,Be.directionalShadowMap.value=W.state.directionalShadowMap,Be.directionalShadowMatrix.value=W.state.directionalShadowMatrix,Be.spotShadowMap.value=W.state.spotShadowMap,Be.spotShadowMatrix.value=W.state.spotShadowMatrix,Be.pointShadowMap.value=W.state.pointShadowMap,Be.pointShadowMatrix.value=W.state.pointShadowMatrix);const Je=Ie.getUniforms(),Ln=yn.seqWithValue(Je.seq,Be);return U.currentProgram=Ie,U.uniformsList=Ln,Ie}function $o(M,F){const z=H.get(M);z.outputEncoding=F.outputEncoding,z.instancing=F.instancing,z.skinning=F.skinning,z.morphTargets=F.morphTargets,z.morphNormals=F.morphNormals,z.morphTargetsCount=F.morphTargetsCount,z.numClippingPlanes=F.numClippingPlanes,z.numIntersection=F.numClipIntersection,z.vertexAlphas=F.vertexAlphas,z.vertexTangents=F.vertexTangents,z.toneMapping=F.toneMapping}function Vc(M,F,z,U,W){F.isScene!==!0&&(F=fe),Q.resetTextureUnits();const Te=F.fog,Le=U.isMeshStandardMaterial?F.environment:null,Pe=R===null?x.outputEncoding:R.texture.encoding,Ee=(U.isMeshStandardMaterial?he:ee).get(U.envMap||Le),Ue=U.vertexColors===!0&&!!z.attributes.color&&z.attributes.color.itemSize===4,Ie=!!U.normalMap&&!!z.attributes.tangent,Be=!!z.morphAttributes.position,Je=!!z.morphAttributes.normal,Ln=z.morphAttributes.position?z.morphAttributes.position.length:0,Vn=U.toneMapped?x.toneMapping:gn,ze=H.get(U),Ot=d.state.lights;if(le===!0&&(k===!0||M!==E)){const Lt=M===E&&U.id===y;q.setState(U,M,Lt)}let nt=!1;U.version===ze.__version?(ze.needsLights&&ze.lightsStateVersion!==Ot.state.version||ze.outputEncoding!==Pe||W.isInstancedMesh&&ze.instancing===!1||!W.isInstancedMesh&&ze.instancing===!0||W.isSkinnedMesh&&ze.skinning===!1||!W.isSkinnedMesh&&ze.skinning===!0||ze.envMap!==Ee||U.fog&&ze.fog!==Te||ze.numClippingPlanes!==void 0&&(ze.numClippingPlanes!==q.numPlanes||ze.numIntersection!==q.numIntersection)||ze.vertexAlphas!==Ue||ze.vertexTangents!==Ie||ze.morphTargets!==Be||ze.morphNormals!==Je||ze.toneMapping!==Vn||me.isWebGL2===!0&&ze.morphTargetsCount!==Ln)&&(nt=!0):(nt=!0,ze.__version=U.version);let Bt=ze.currentProgram;nt===!0&&(Bt=xr(U,F,W));let xs=!1,Ut=!1,Vt=!1;const dt=Bt.getUniforms(),Fi=ze.uniforms;if(ge.useProgram(Bt.program)&&(xs=!0,Ut=!0,Vt=!0),U.id!==y&&(y=U.id,Ut=!0),xs||E!==M){if(dt.setValue(X,"projectionMatrix",M.projectionMatrix),me.logarithmicDepthBuffer&&dt.setValue(X,"logDepthBufFC",2/(Math.log(M.far+1)/Math.LN2)),E!==M&&(E=M,Ut=!0,Vt=!0),U.isShaderMaterial||U.isMeshPhongMaterial||U.isMeshToonMaterial||U.isMeshStandardMaterial||U.envMap){const Lt=dt.map.cameraPosition;Lt!==void 0&&Lt.setValue(X,ae.setFromMatrixPosition(M.matrixWorld))}(U.isMeshPhongMaterial||U.isMeshToonMaterial||U.isMeshLambertMaterial||U.isMeshBasicMaterial||U.isMeshStandardMaterial||U.isShaderMaterial)&&dt.setValue(X,"isOrthographic",M.isOrthographicCamera===!0),(U.isMeshPhongMaterial||U.isMeshToonMaterial||U.isMeshLambertMaterial||U.isMeshBasicMaterial||U.isMeshStandardMaterial||U.isShaderMaterial||U.isShadowMaterial||W.isSkinnedMesh)&&dt.setValue(X,"viewMatrix",M.matrixWorldInverse)}if(W.isSkinnedMesh){dt.setOptional(X,W,"bindMatrix"),dt.setOptional(X,W,"bindMatrixInverse");const Lt=W.skeleton;Lt&&(me.floatVertexTextures?(Lt.boneTexture===null&&Lt.computeBoneTexture(),dt.setValue(X,"boneTexture",Lt.boneTexture,Q),dt.setValue(X,"boneTextureSize",Lt.boneTextureSize)):dt.setOptional(X,Lt,"boneMatrices"))}return!!z&&(z.morphAttributes.position!==void 0||z.morphAttributes.normal!==void 0)&&K.update(W,z,U,Bt),(Ut||ze.receiveShadow!==W.receiveShadow)&&(ze.receiveShadow=W.receiveShadow,dt.setValue(X,"receiveShadow",W.receiveShadow)),Ut&&(dt.setValue(X,"toneMappingExposure",x.toneMappingExposure),ze.needsLights&&Wc(Fi,Vt),Te&&U.fog&&Ve.refreshFogUniforms(Fi,Te),Ve.refreshMaterialUniforms(Fi,U,I,Z,G),yn.upload(X,ze.uniformsList,Fi,Q)),U.isShaderMaterial&&U.uniformsNeedUpdate===!0&&(yn.upload(X,ze.uniformsList,Fi,Q),U.uniformsNeedUpdate=!1),U.isSpriteMaterial&&dt.setValue(X,"center",W.center),dt.setValue(X,"modelViewMatrix",W.modelViewMatrix),dt.setValue(X,"normalMatrix",W.normalMatrix),dt.setValue(X,"modelMatrix",W.matrixWorld),Bt}function Wc(M,F){M.ambientLightColor.needsUpdate=F,M.lightProbe.needsUpdate=F,M.directionalLights.needsUpdate=F,M.directionalLightShadows.needsUpdate=F,M.pointLights.needsUpdate=F,M.pointLightShadows.needsUpdate=F,M.spotLights.needsUpdate=F,M.spotLightShadows.needsUpdate=F,M.rectAreaLights.needsUpdate=F,M.hemisphereLights.needsUpdate=F}function qc(M){return M.isMeshLambertMaterial||M.isMeshToonMaterial||M.isMeshPhongMaterial||M.isMeshStandardMaterial||M.isShadowMaterial||M.isShaderMaterial&&M.lights===!0}this.getActiveCubeFace=function(){return p},this.getActiveMipmapLevel=function(){return m},this.getRenderTarget=function(){return R},this.setRenderTargetTextures=function(M,F,z){H.get(M.texture).__webglTexture=F,H.get(M.depthTexture).__webglTexture=z;const U=H.get(M);U.__hasExternalTextures=!0,U.__hasExternalTextures&&(U.__autoAllocateDepthBuffer=z===void 0,U.__autoAllocateDepthBuffer||M.useRenderToTexture&&(console.warn("render-to-texture extension was disabled because an external texture was provided"),M.useRenderToTexture=!1,M.useRenderbuffer=!0))},this.setRenderTargetFramebuffer=function(M,F){const z=H.get(M);z.__webglFramebuffer=F,z.__useDefaultFramebuffer=F===void 0},this.setRenderTarget=function(M,F=0,z=0){R=M,p=F,m=z;let U=!0;if(M){const Ee=H.get(M);Ee.__useDefaultFramebuffer!==void 0?(ge.bindFramebuffer(36160,null),U=!1):Ee.__webglFramebuffer===void 0?Q.setupRenderTarget(M):Ee.__hasExternalTextures&&Q.rebindTextures(M,H.get(M.texture).__webglTexture,H.get(M.depthTexture).__webglTexture)}let W=null,Te=!1,Le=!1;if(M){const Ee=M.texture;(Ee.isDataTexture3D||Ee.isDataTexture2DArray)&&(Le=!0);const Ue=H.get(M).__webglFramebuffer;M.isWebGLCubeRenderTarget?(W=Ue[F],Te=!0):M.useRenderbuffer?W=H.get(M).__webglMultisampledFramebuffer:W=Ue,C.copy(M.viewport),P.copy(M.scissor),V=M.scissorTest}else C.copy(N).multiplyScalar(I).floor(),P.copy(O).multiplyScalar(I).floor(),V=D;if(ge.bindFramebuffer(36160,W)&&me.drawBuffers&&U){let Ee=!1;if(M)if(M.isWebGLMultipleRenderTargets){const Ue=M.texture;if(B.length!==Ue.length||B[0]!==36064){for(let Ie=0,Be=Ue.length;Ie<Be;Ie++)B[Ie]=36064+Ie;B.length=Ue.length,Ee=!0}}else(B.length!==1||B[0]!==36064)&&(B[0]=36064,B.length=1,Ee=!0);else(B.length!==1||B[0]!==1029)&&(B[0]=1029,B.length=1,Ee=!0);Ee&&(me.isWebGL2?X.drawBuffers(B):ye.get("WEBGL_draw_buffers").drawBuffersWEBGL(B))}if(ge.viewport(C),ge.scissor(P),ge.setScissorTest(V),Te){const Ee=H.get(M.texture);X.framebufferTexture2D(36160,36064,34069+F,Ee.__webglTexture,z)}else if(Le){const Ee=H.get(M.texture),Ue=F||0;X.framebufferTextureLayer(36160,36064,Ee.__webglTexture,z||0,Ue)}y=-1},this.readRenderTargetPixels=function(M,F,z,U,W,Te,Le){if(!(M&&M.isWebGLRenderTarget)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");return}let Pe=H.get(M).__webglFramebuffer;if(M.isWebGLCubeRenderTarget&&Le!==void 0&&(Pe=Pe[Le]),Pe){ge.bindFramebuffer(36160,Pe);try{const Ee=M.texture,Ue=Ee.format,Ie=Ee.type;if(Ue!==st&&L.convert(Ue)!==X.getParameter(35739)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");return}const Be=Ie===Fn&&(ye.has("EXT_color_buffer_half_float")||me.isWebGL2&&ye.has("EXT_color_buffer_float"));if(Ie!==en&&L.convert(Ie)!==X.getParameter(35738)&&!(Ie===$t&&(me.isWebGL2||ye.has("OES_texture_float")||ye.has("WEBGL_color_buffer_float")))&&!Be){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");return}X.checkFramebufferStatus(36160)===36053?F>=0&&F<=M.width-U&&z>=0&&z<=M.height-W&&X.readPixels(F,z,U,W,L.convert(Ue),L.convert(Ie),Te):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{const Ee=R!==null?H.get(R).__webglFramebuffer:null;ge.bindFramebuffer(36160,Ee)}}},this.copyFramebufferToTexture=function(M,F,z=0){if(F.isFramebufferTexture!==!0){console.error("THREE.WebGLRenderer: copyFramebufferToTexture() can only be used with FramebufferTexture.");return}const U=Math.pow(2,-z),W=Math.floor(F.image.width*U),Te=Math.floor(F.image.height*U);Q.setTexture2D(F,0),X.copyTexSubImage2D(3553,z,0,0,M.x,M.y,W,Te),ge.unbindTexture()},this.copyTextureToTexture=function(M,F,z,U=0){const W=F.image.width,Te=F.image.height,Le=L.convert(z.format),Pe=L.convert(z.type);Q.setTexture2D(z,0),X.pixelStorei(37440,z.flipY),X.pixelStorei(37441,z.premultiplyAlpha),X.pixelStorei(3317,z.unpackAlignment),F.isDataTexture?X.texSubImage2D(3553,U,M.x,M.y,W,Te,Le,Pe,F.image.data):F.isCompressedTexture?X.compressedTexSubImage2D(3553,U,M.x,M.y,F.mipmaps[0].width,F.mipmaps[0].height,Le,F.mipmaps[0].data):X.texSubImage2D(3553,U,M.x,M.y,Le,Pe,F.image),U===0&&z.generateMipmaps&&X.generateMipmap(3553),ge.unbindTexture()},this.copyTextureToTexture3D=function(M,F,z,U,W=0){if(x.isWebGL1Renderer){console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");return}const Te=M.max.x-M.min.x+1,Le=M.max.y-M.min.y+1,Pe=M.max.z-M.min.z+1,Ee=L.convert(U.format),Ue=L.convert(U.type);let Ie;if(U.isDataTexture3D)Q.setTexture3D(U,0),Ie=32879;else if(U.isDataTexture2DArray)Q.setTexture2DArray(U,0),Ie=35866;else{console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");return}X.pixelStorei(37440,U.flipY),X.pixelStorei(37441,U.premultiplyAlpha),X.pixelStorei(3317,U.unpackAlignment);const Be=X.getParameter(3314),Je=X.getParameter(32878),Ln=X.getParameter(3316),Vn=X.getParameter(3315),ze=X.getParameter(32877),Ot=z.isCompressedTexture?z.mipmaps[0]:z.image;X.pixelStorei(3314,Ot.width),X.pixelStorei(32878,Ot.height),X.pixelStorei(3316,M.min.x),X.pixelStorei(3315,M.min.y),X.pixelStorei(32877,M.min.z),z.isDataTexture||z.isDataTexture3D?X.texSubImage3D(Ie,W,F.x,F.y,F.z,Te,Le,Pe,Ee,Ue,Ot.data):z.isCompressedTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),X.compressedTexSubImage3D(Ie,W,F.x,F.y,F.z,Te,Le,Pe,Ee,Ot.data)):X.texSubImage3D(Ie,W,F.x,F.y,F.z,Te,Le,Pe,Ee,Ue,Ot),X.pixelStorei(3314,Be),X.pixelStorei(32878,Je),X.pixelStorei(3316,Ln),X.pixelStorei(3315,Vn),X.pixelStorei(32877,ze),W===0&&U.generateMipmaps&&X.generateMipmap(Ie),ge.unbindTexture()},this.initTexture=function(M){Q.setTexture2D(M,0),ge.unbindTexture()},this.resetState=function(){p=0,m=0,R=null,ge.reset(),w.reset()},typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}Ge.prototype.isWebGLRenderer=!0;class gg extends Ge{}gg.prototype.isWebGL1Renderer=!0;class No extends ke{constructor(){super(),this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),e.background!==null&&(this.background=e.background.clone()),e.environment!==null&&(this.environment=e.environment.clone()),e.fog!==null&&(this.fog=e.fog.clone()),e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.autoUpdate=e.autoUpdate,this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return this.fog!==null&&(t.object.fog=this.fog.toJSON()),t}}No.prototype.isScene=!0;class Ci{constructor(e,t){this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=is,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=Tt()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,n){e*=this.stride,n*=t.stride;for(let i=0,s=this.stride;i<s;i++)this.array[e+i]=t.array[n+i];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=Tt()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),n=new this.constructor(t,this.stride);return n.setUsage(this.usage),n}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=Tt()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(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}}}Ci.prototype.isInterleavedBuffer=!0;const Ke=new T;class Si{constructor(e,t,n,i=!1){this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=i===!0}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,n=this.data.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(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 this}transformDirection(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.transformDirection(e),this.setXYZ(t,Ke.x,Ke.y,Ke.z);return this}setX(e,t){return this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){return this.data.array[e*this.data.stride+this.offset]}getY(e){return this.data.array[e*this.data.stride+this.offset+1]}getZ(e){return this.data.array[e*this.data.stride+this.offset+2]}getW(e){return this.data.array[e*this.data.stride+this.offset+3]}setXY(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(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(e,t,n,i,s){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]=s,this}clone(e){if(e===void 0){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interlaved buffer attribute will deinterleave buffer data.");const t=[];for(let n=0;n<this.count;n++){const i=n*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return new $e(new this.array.constructor(t),this.itemSize,this.normalized)}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new Si(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(e===void 0){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interlaved buffer attribute will deinterleave buffer data.");const t=[];for(let n=0;n<this.count;n++){const i=n*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}Si.prototype.isInterleavedBufferAttribute=!0;class hc extends rt{constructor(e){super(),this.type="SpriteMaterial",this.color=new ue(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this}}hc.prototype.isSpriteMaterial=!0;let ai;const ki=new T,li=new T,ci=new T,hi=new j,Gi=new j,uc=new pe,zs=new T,Vi=new T,Hs=new T,Za=new j,jr=new j,Ja=new j;class xg extends ke{constructor(e){if(super(),this.type="Sprite",ai===void 0){ai=new Xe;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),n=new Ci(t,5);ai.setIndex([0,1,2,0,2,3]),ai.setAttribute("position",new Si(n,3,0,!1)),ai.setAttribute("uv",new Si(n,2,3,!1))}this.geometry=ai,this.material=e!==void 0?e:new hc,this.center=new j(.5,.5)}raycast(e,t){e.camera===null&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),li.setFromMatrixScale(this.matrixWorld),uc.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),ci.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&this.material.sizeAttenuation===!1&&li.multiplyScalar(-ci.z);const n=this.material.rotation;let i,s;n!==0&&(s=Math.cos(n),i=Math.sin(n));const o=this.center;ks(zs.set(-.5,-.5,0),ci,o,li,i,s),ks(Vi.set(.5,-.5,0),ci,o,li,i,s),ks(Hs.set(.5,.5,0),ci,o,li,i,s),Za.set(0,0),jr.set(1,0),Ja.set(1,1);let a=e.ray.intersectTriangle(zs,Vi,Hs,!1,ki);if(a===null&&(ks(Vi.set(-.5,.5,0),ci,o,li,i,s),jr.set(0,1),a=e.ray.intersectTriangle(zs,Hs,Vi,!1,ki),a===null))return;const l=e.ray.origin.distanceTo(ki);l<e.near||l>e.far||t.push({distance:l,point:ki.clone(),uv:et.getUV(ki,zs,Vi,Hs,Za,jr,Ja,new j),face:null,object:this})}copy(e){return super.copy(e),e.center!==void 0&&this.center.copy(e.center),this.material=e.material,this}}xg.prototype.isSprite=!0;function ks(r,e,t,n,i,s){hi.subVectors(r,t).addScalar(.5).multiply(n),i!==void 0?(Gi.x=s*hi.x-i*hi.y,Gi.y=i*hi.x+s*hi.y):Gi.copy(hi),r.copy(e),r.x+=Gi.x,r.y+=Gi.y,r.applyMatrix4(uc)}const Ka=new T,$a=new qe,Qa=new qe,_g=new T,el=new pe;class Fo extends xt{constructor(e,t){super(e,t),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new pe,this.bindMatrixInverse=new pe}copy(e){return super.copy(e),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,this}bind(e,t){this.skeleton=e,t===void 0&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const e=new qe,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 s=1/e.manhattanLength();s!==1/0?e.multiplyScalar(s):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode==="attached"?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode==="detached"?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}boneTransform(e,t){const n=this.skeleton,i=this.geometry;$a.fromBufferAttribute(i.attributes.skinIndex,e),Qa.fromBufferAttribute(i.attributes.skinWeight,e),Ka.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let s=0;s<4;s++){const o=Qa.getComponent(s);if(o!==0){const a=$a.getComponent(s);el.multiplyMatrices(n.bones[a].matrixWorld,n.boneInverses[a]),t.addScaledVector(_g.copy(Ka).applyMatrix4(el),o)}}return t.applyMatrix4(this.bindMatrixInverse)}}Fo.prototype.isSkinnedMesh=!0;class Oo extends ke{constructor(){super(),this.type="Bone"}}Oo.prototype.isBone=!0;class dc extends tt{constructor(e=null,t=1,n=1,i,s,o,a,l,c=Qe,h=Qe,u,d){super(null,o,a,l,c,h,i,s,u,d),this.image={data:e,width:t,height:n},this.magFilter=c,this.minFilter=h,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}dc.prototype.isDataTexture=!0;const tl=new pe,yg=new pe;class Bo{constructor(e=[],t=[]){this.uuid=Tt(),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(e.length*16),t.length===0)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 n=0,i=this.bones.length;n<i;n++)this.boneInverses.push(new pe)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const n=new pe;this.bones[e]&&n.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(n)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const n=this.bones[e];n&&n.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const n=this.bones[e];n&&(n.parent&&n.parent.isBone?(n.matrix.copy(n.parent.matrixWorld).invert(),n.matrix.multiply(n.matrixWorld)):n.matrix.copy(n.matrixWorld),n.matrix.decompose(n.position,n.quaternion,n.scale))}}update(){const e=this.bones,t=this.boneInverses,n=this.boneMatrices,i=this.boneTexture;for(let s=0,o=e.length;s<o;s++){const a=e[s]?e[s].matrixWorld:yg;tl.multiplyMatrices(a,t[s]),tl.toArray(n,s*16)}i!==null&&(i.needsUpdate=!0)}clone(){return new Bo(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(this.bones.length*4);e=Hl(e),e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const n=new dc(t,e,e,st,$t);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this.boneTextureSize=e,this}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){const i=this.bones[t];if(i.name===e)return i}}dispose(){this.boneTexture!==null&&(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 s=e.bones[n];let o=t[s];o===void 0&&(console.warn("THREE.Skeleton: No bone found with UUID:",s),o=new Oo),this.bones.push(o),this.boneInverses.push(new pe().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,s=t.length;i<s;i++){const o=t[i];e.bones.push(o.uuid);const a=n[i];e.boneInverses.push(a.toArray())}return e}}class co extends $e{constructor(e,t,n,i=1){typeof n=="number"&&(i=n,n=!1,console.error("THREE.InstancedBufferAttribute: The constructor now expects normalized as the third argument.")),super(e,t,n),this.meshPerAttribute=i}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}co.prototype.isInstancedBufferAttribute=!0;const nl=new pe,il=new pe,Gs=[],Wi=new xt;class vg extends xt{constructor(e,t,n){super(e,t),this.instanceMatrix=new co(new Float32Array(n*16),16),this.instanceColor=null,this.count=n,this.frustumCulled=!1}copy(e){return super.copy(e),this.instanceMatrix.copy(e.instanceMatrix),e.instanceColor!==null&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,this}getColorAt(e,t){t.fromArray(this.instanceColor.array,e*3)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,e*16)}raycast(e,t){const n=this.matrixWorld,i=this.count;if(Wi.geometry=this.geometry,Wi.material=this.material,Wi.material!==void 0)for(let s=0;s<i;s++){this.getMatrixAt(s,nl),il.multiplyMatrices(n,nl),Wi.matrixWorld=il,Wi.raycast(e,Gs);for(let o=0,a=Gs.length;o<a;o++){const l=Gs[o];l.instanceId=s,l.object=this,t.push(l)}Gs.length=0}}setColorAt(e,t){this.instanceColor===null&&(this.instanceColor=new co(new Float32Array(this.instanceMatrix.count*3),3)),t.toArray(this.instanceColor.array,e*3)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,e*16)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"})}}vg.prototype.isInstancedMesh=!0;class Pi extends rt{constructor(e){super(),this.type="LineBasicMaterial",this.color=new ue(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",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}}Pi.prototype.isLineBasicMaterial=!0;const sl=new T,rl=new T,ol=new pe,Xr=new En,Vs=new Tn;class dr extends ke{constructor(e=new Xe,t=new Pi){super(),this.type="Line",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e){return super.copy(e),this.material=e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(e.isBufferGeometry)if(e.index===null){const t=e.attributes.position,n=[0];for(let i=1,s=t.count;i<s;i++)sl.fromBufferAttribute(t,i-1),rl.fromBufferAttribute(t,i),n[i]=n[i-1],n[i]+=sl.distanceTo(rl);e.setAttribute("lineDistance",new lt(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(e,t){const n=this.geometry,i=this.matrixWorld,s=e.params.Line.threshold,o=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),Vs.copy(n.boundingSphere),Vs.applyMatrix4(i),Vs.radius+=s,e.ray.intersectsSphere(Vs)===!1)return;ol.copy(i).invert(),Xr.copy(e.ray).applyMatrix4(ol);const a=s/((this.scale.x+this.scale.y+this.scale.z)/3),l=a*a,c=new T,h=new T,u=new T,d=new T,f=this.isLineSegments?2:1;if(n.isBufferGeometry){const g=n.index,_=n.attributes.position;if(g!==null){const p=Math.max(0,o.start),m=Math.min(g.count,o.start+o.count);for(let R=p,y=m-1;R<y;R+=f){const E=g.getX(R),C=g.getX(R+1);if(c.fromBufferAttribute(_,E),h.fromBufferAttribute(_,C),Xr.distanceSqToSegment(c,h,d,u)>l)continue;d.applyMatrix4(this.matrixWorld);const V=e.ray.origin.distanceTo(d);V<e.near||V>e.far||t.push({distance:V,point:u.clone().applyMatrix4(this.matrixWorld),index:R,face:null,faceIndex:null,object:this})}}else{const p=Math.max(0,o.start),m=Math.min(_.count,o.start+o.count);for(let R=p,y=m-1;R<y;R+=f){if(c.fromBufferAttribute(_,R),h.fromBufferAttribute(_,R+1),Xr.distanceSqToSegment(c,h,d,u)>l)continue;d.applyMatrix4(this.matrixWorld);const C=e.ray.origin.distanceTo(d);C<e.near||C>e.far||t.push({distance:C,point:u.clone().applyMatrix4(this.matrixWorld),index:R,face:null,faceIndex:null,object:this})}}}else n.isGeometry&&console.error("THREE.Line.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}updateMorphTargets(){const e=this.geometry;if(e.isBufferGeometry){const t=e.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,o=i.length;s<o;s++){const a=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}else{const t=e.morphTargets;t!==void 0&&t.length>0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}dr.prototype.isLine=!0;const al=new T,ll=new T;class fr extends dr{constructor(e,t){super(e,t),this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(e.isBufferGeometry)if(e.index===null){const t=e.attributes.position,n=[];for(let i=0,s=t.count;i<s;i+=2)al.fromBufferAttribute(t,i),ll.fromBufferAttribute(t,i+1),n[i]=i===0?0:n[i-1],n[i+1]=n[i]+al.distanceTo(ll);e.setAttribute("lineDistance",new lt(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}}fr.prototype.isLineSegments=!0;class fc extends dr{constructor(e,t){super(e,t),this.type="LineLoop"}}fc.prototype.isLineLoop=!0;class Uo extends rt{constructor(e){super(),this.type="PointsMaterial",this.color=new ue(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,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}}Uo.prototype.isPointsMaterial=!0;const cl=new pe,ho=new En,Ws=new Tn,qs=new T;class pc extends ke{constructor(e=new Xe,t=new Uo){super(),this.type="Points",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e){return super.copy(e),this.material=e.material,this.geometry=e.geometry,this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,s=e.params.Points.threshold,o=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),Ws.copy(n.boundingSphere),Ws.applyMatrix4(i),Ws.radius+=s,e.ray.intersectsSphere(Ws)===!1)return;cl.copy(i).invert(),ho.copy(e.ray).applyMatrix4(cl);const a=s/((this.scale.x+this.scale.y+this.scale.z)/3),l=a*a;if(n.isBufferGeometry){const c=n.index,u=n.attributes.position;if(c!==null){const d=Math.max(0,o.start),f=Math.min(c.count,o.start+o.count);for(let g=d,x=f;g<x;g++){const _=c.getX(g);qs.fromBufferAttribute(u,_),hl(qs,_,l,i,e,t,this)}}else{const d=Math.max(0,o.start),f=Math.min(u.count,o.start+o.count);for(let g=d,x=f;g<x;g++)qs.fromBufferAttribute(u,g),hl(qs,g,l,i,e,t,this)}}else console.error("THREE.Points.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}updateMorphTargets(){const e=this.geometry;if(e.isBufferGeometry){const t=e.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,o=i.length;s<o;s++){const a=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}else{const t=e.morphTargets;t!==void 0&&t.length>0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}pc.prototype.isPoints=!0;function hl(r,e,t,n,i,s,o){const a=ho.distanceSqToPoint(r);if(a<t){const l=new T;ho.closestPointToPoint(r,l),l.applyMatrix4(n);const c=i.ray.origin.distanceTo(l);if(c<i.near||c>i.far)return;s.push({distance:c,distanceToRay:Math.sqrt(a),point:l,index:e,face:null,object:o})}}class Mg extends tt{constructor(e,t,n,i,s,o,a,l,c){super(e,t,n,i,s,o,a,l,c),this.format=a!==void 0?a:xn,this.minFilter=o!==void 0?o:ht,this.magFilter=s!==void 0?s:ht,this.generateMipmaps=!1;const h=this;function u(){h.needsUpdate=!0,e.requestVideoFrameCallback(u)}"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback(u)}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;"requestVideoFrameCallback"in e===!1&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}Mg.prototype.isVideoTexture=!0;class bg extends tt{constructor(e,t,n){super({width:e,height:t}),this.format=n,this.magFilter=Qe,this.minFilter=Qe,this.generateMipmaps=!1,this.needsUpdate=!0}}bg.prototype.isFramebufferTexture=!0;class wg extends tt{constructor(e,t,n,i,s,o,a,l,c,h,u,d){super(null,o,a,l,c,h,i,s,u,d),this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}wg.prototype.isCompressedTexture=!0;class Sg extends tt{constructor(e,t,n,i,s,o,a,l,c){super(e,t,n,i,s,o,a,l,c),this.needsUpdate=!0}}Sg.prototype.isCanvasTexture=!0;new T;new T;new T;new et;class At{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(e=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let n,i=this.getPoint(0),s=0;t.push(0);for(let o=1;o<=e;o++)n=this.getPoint(o/e),s+=n.distanceTo(i),t.push(s),i=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){const n=this.getLengths();let i=0;const s=n.length;let o;t?o=t:o=e*n[s-1];let a=0,l=s-1,c;for(;a<=l;)if(i=Math.floor(a+(l-a)/2),c=n[i]-o,c<0)a=i+1;else if(c>0)l=i-1;else{l=i;break}if(i=l,n[i]===o)return i/(s-1);const h=n[i],d=n[i+1]-h,f=(o-h)/d;return(i+f)/(s-1)}getTangent(e,t){let i=e-1e-4,s=e+1e-4;i<0&&(i=0),s>1&&(s=1);const o=this.getPoint(i),a=this.getPoint(s),l=t||(o.isVector2?new j:new T);return l.copy(a).sub(o).normalize(),l}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t){const n=new T,i=[],s=[],o=[],a=new T,l=new pe;for(let f=0;f<=e;f++){const g=f/e;i[f]=this.getTangentAt(g,new T)}s[0]=new T,o[0]=new T;let c=Number.MAX_VALUE;const h=Math.abs(i[0].x),u=Math.abs(i[0].y),d=Math.abs(i[0].z);h<=c&&(c=h,n.set(1,0,0)),u<=c&&(c=u,n.set(0,1,0)),d<=c&&n.set(0,0,1),a.crossVectors(i[0],n).normalize(),s[0].crossVectors(i[0],a),o[0].crossVectors(i[0],s[0]);for(let f=1;f<=e;f++){if(s[f]=s[f-1].clone(),o[f]=o[f-1].clone(),a.crossVectors(i[f-1],i[f]),a.length()>Number.EPSILON){a.normalize();const g=Math.acos(gt(i[f-1].dot(i[f]),-1,1));s[f].applyMatrix4(l.makeRotationAxis(a,g))}o[f].crossVectors(i[f],s[f])}if(t===!0){let f=Math.acos(gt(s[0].dot(s[e]),-1,1));f/=e,i[0].dot(a.crossVectors(s[0],s[e]))>0&&(f=-f);for(let g=1;g<=e;g++)s[g].applyMatrix4(l.makeRotationAxis(i[g],f*g)),o[g].crossVectors(i[g],s[g])}return{tangents:i,normals:s,binormals:o}}clone(){return new this.constructor().copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class pr extends At{constructor(e=0,t=0,n=1,i=1,s=0,o=Math.PI*2,a=!1,l=0){super(),this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=i,this.aStartAngle=s,this.aEndAngle=o,this.aClockwise=a,this.aRotation=l}getPoint(e,t){const n=t||new j,i=Math.PI*2;let s=this.aEndAngle-this.aStartAngle;const o=Math.abs(s)<Number.EPSILON;for(;s<0;)s+=i;for(;s>i;)s-=i;s<Number.EPSILON&&(o?s=0:s=i),this.aClockwise===!0&&!o&&(s===i?s=-i:s=s-i);const a=this.aStartAngle+e*s;let l=this.aX+this.xRadius*Math.cos(a),c=this.aY+this.yRadius*Math.sin(a);if(this.aRotation!==0){const h=Math.cos(this.aRotation),u=Math.sin(this.aRotation),d=l-this.aX,f=c-this.aY;l=d*h-f*u+this.aX,c=d*u+f*h+this.aY}return n.set(l,c)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}pr.prototype.isEllipseCurve=!0;class mc extends pr{constructor(e,t,n,i,s,o){super(e,t,n,n,i,s,o),this.type="ArcCurve"}}mc.prototype.isArcCurve=!0;function zo(){let r=0,e=0,t=0,n=0;function i(s,o,a,l){r=s,e=a,t=-3*s+3*o-2*a-l,n=2*s-2*o+a+l}return{initCatmullRom:function(s,o,a,l,c){i(o,a,c*(a-s),c*(l-o))},initNonuniformCatmullRom:function(s,o,a,l,c,h,u){let d=(o-s)/c-(a-s)/(c+h)+(a-o)/h,f=(a-o)/h-(l-o)/(h+u)+(l-a)/u;d*=h,f*=h,i(o,a,d,f)},calc:function(s){const o=s*s,a=o*s;return r+e*s+t*o+n*a}}}const js=new T,Yr=new zo,Zr=new zo,Jr=new zo;class gc extends At{constructor(e=[],t=!1,n="centripetal",i=.5){super(),this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=i}getPoint(e,t=new T){const n=t,i=this.points,s=i.length,o=(s-(this.closed?0:1))*e;let a=Math.floor(o),l=o-a;this.closed?a+=a>0?0:(Math.floor(Math.abs(a)/s)+1)*s:l===0&&a===s-1&&(a=s-2,l=1);let c,h;this.closed||a>0?c=i[(a-1)%s]:(js.subVectors(i[0],i[1]).add(i[0]),c=js);const u=i[a%s],d=i[(a+1)%s];if(this.closed||a+2<s?h=i[(a+2)%s]:(js.subVectors(i[s-1],i[s-2]).add(i[s-1]),h=js),this.curveType==="centripetal"||this.curveType==="chordal"){const f=this.curveType==="chordal"?.5:.25;let g=Math.pow(c.distanceToSquared(u),f),x=Math.pow(u.distanceToSquared(d),f),_=Math.pow(d.distanceToSquared(h),f);x<1e-4&&(x=1),g<1e-4&&(g=x),_<1e-4&&(_=x),Yr.initNonuniformCatmullRom(c.x,u.x,d.x,h.x,g,x,_),Zr.initNonuniformCatmullRom(c.y,u.y,d.y,h.y,g,x,_),Jr.initNonuniformCatmullRom(c.z,u.z,d.z,h.z,g,x,_)}else this.curveType==="catmullrom"&&(Yr.initCatmullRom(c.x,u.x,d.x,h.x,this.tension),Zr.initCatmullRom(c.y,u.y,d.y,h.y,this.tension),Jr.initCatmullRom(c.z,u.z,d.z,h.z,this.tension));return n.set(Yr.calc(l),Zr.calc(l),Jr.calc(l)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new T().fromArray(i))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}gc.prototype.isCatmullRomCurve3=!0;function ul(r,e,t,n,i){const s=(n-e)*.5,o=(i-t)*.5,a=r*r,l=r*a;return(2*t-2*n+s+o)*l+(-3*t+3*n-2*s-o)*a+s*r+t}function Tg(r,e){const t=1-r;return t*t*e}function Eg(r,e){return 2*(1-r)*r*e}function Ag(r,e){return r*r*e}function Qi(r,e,t,n){return Tg(r,e)+Eg(r,t)+Ag(r,n)}function Lg(r,e){const t=1-r;return t*t*t*e}function Rg(r,e){const t=1-r;return 3*t*t*r*e}function Cg(r,e){return 3*(1-r)*r*r*e}function Pg(r,e){return r*r*r*e}function es(r,e,t,n,i){return Lg(r,e)+Rg(r,t)+Cg(r,n)+Pg(r,i)}class Ho extends At{constructor(e=new j,t=new j,n=new j,i=new j){super(),this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new j){const n=t,i=this.v0,s=this.v1,o=this.v2,a=this.v3;return n.set(es(e,i.x,s.x,o.x,a.x),es(e,i.y,s.y,o.y,a.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}Ho.prototype.isCubicBezierCurve=!0;class xc extends At{constructor(e=new T,t=new T,n=new T,i=new T){super(),this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new T){const n=t,i=this.v0,s=this.v1,o=this.v2,a=this.v3;return n.set(es(e,i.x,s.x,o.x,a.x),es(e,i.y,s.y,o.y,a.y),es(e,i.z,s.z,o.z,a.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}xc.prototype.isCubicBezierCurve3=!0;class mr extends At{constructor(e=new j,t=new j){super(),this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new j){const n=t;return e===1?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t){const n=t||new j;return n.copy(this.v2).sub(this.v1).normalize(),n}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}mr.prototype.isLineCurve=!0;class Ig extends At{constructor(e=new T,t=new T){super(),this.type="LineCurve3",this.isLineCurve3=!0,this.v1=e,this.v2=t}getPoint(e,t=new T){const n=t;return e===1?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class ko extends At{constructor(e=new j,t=new j,n=new j){super(),this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new j){const n=t,i=this.v0,s=this.v1,o=this.v2;return n.set(Qi(e,i.x,s.x,o.x),Qi(e,i.y,s.y,o.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}ko.prototype.isQuadraticBezierCurve=!0;class _c extends At{constructor(e=new T,t=new T,n=new T){super(),this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new T){const n=t,i=this.v0,s=this.v1,o=this.v2;return n.set(Qi(e,i.x,s.x,o.x),Qi(e,i.y,s.y,o.y),Qi(e,i.z,s.z,o.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}_c.prototype.isQuadraticBezierCurve3=!0;class Go extends At{constructor(e=[]){super(),this.type="SplineCurve",this.points=e}getPoint(e,t=new j){const n=t,i=this.points,s=(i.length-1)*e,o=Math.floor(s),a=s-o,l=i[o===0?o:o-1],c=i[o],h=i[o>i.length-2?i.length-1:o+1],u=i[o>i.length-3?i.length-1:o+2];return n.set(ul(a,l.x,c.x,h.x,u.x),ul(a,l.y,c.y,h.y,u.y)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new j().fromArray(i))}return this}}Go.prototype.isSplineCurve=!0;var yc=Object.freeze({__proto__:null,ArcCurve:mc,CatmullRomCurve3:gc,CubicBezierCurve:Ho,CubicBezierCurve3:xc,EllipseCurve:pr,LineCurve:mr,LineCurve3:Ig,QuadraticBezierCurve:ko,QuadraticBezierCurve3:_c,SplineCurve:Go});class Dg extends At{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(e){this.curves.push(e)}closePath(){const e=this.curves[0].getPoint(0),t=this.curves[this.curves.length-1].getPoint(1);e.equals(t)||this.curves.push(new mr(t,e))}getPoint(e,t){const n=e*this.getLength(),i=this.getCurveLengths();let s=0;for(;s<i.length;){if(i[s]>=n){const o=i[s]-n,a=this.curves[s],l=a.getLength(),c=l===0?0:1-o/l;return a.getPointAt(c,t)}s++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let n=0,i=this.curves.length;n<i;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(e=40){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){const t=[];let n;for(let i=0,s=this.curves;i<s.length;i++){const o=s[i],a=o&&o.isEllipseCurve?e*2:o&&(o.isLineCurve||o.isLineCurve3)?1:o&&o.isSplineCurve?e*o.points.length:e,l=o.getPoints(a);for(let c=0;c<l.length;c++){const h=l[c];n&&n.equals(h)||(t.push(h),n=h)}}return this.autoClose&&t.length>1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const i=e.curves[t];this.curves.push(i.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,n=this.curves.length;t<n;t++){const i=this.curves[t];e.curves.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const i=e.curves[t];this.curves.push(new yc[i.type]().fromJSON(i))}return this}}class uo extends Dg{constructor(e){super(),this.type="Path",this.currentPoint=new j,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,n=e.length;t<n;t++)this.lineTo(e[t].x,e[t].y);return this}moveTo(e,t){return this.currentPoint.set(e,t),this}lineTo(e,t){const n=new mr(this.currentPoint.clone(),new j(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,i){const s=new ko(this.currentPoint.clone(),new j(e,t),new j(n,i));return this.curves.push(s),this.currentPoint.set(n,i),this}bezierCurveTo(e,t,n,i,s,o){const a=new Ho(this.currentPoint.clone(),new j(e,t),new j(n,i),new j(s,o));return this.curves.push(a),this.currentPoint.set(s,o),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new Go(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,i,s,o){const a=this.currentPoint.x,l=this.currentPoint.y;return this.absarc(e+a,t+l,n,i,s,o),this}absarc(e,t,n,i,s,o){return this.absellipse(e,t,n,n,i,s,o),this}ellipse(e,t,n,i,s,o,a,l){const c=this.currentPoint.x,h=this.currentPoint.y;return this.absellipse(e+c,t+h,n,i,s,o,a,l),this}absellipse(e,t,n,i,s,o,a,l){const c=new pr(e,t,n,i,s,o,a,l);if(this.curves.length>0){const u=c.getPoint(0);u.equals(this.currentPoint)||this.lineTo(u.x,u.y)}this.curves.push(c);const h=c.getPoint(1);return this.currentPoint.copy(h),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}}class ps extends uo{constructor(e){super(e),this.uuid=Tt(),this.type="Shape",this.holes=[]}getPointsHoles(e){const t=[];for(let n=0,i=this.holes.length;n<i;n++)t[n]=this.holes[n].getPoints(e);return t}extractPoints(e){return{shape:this.getPoints(e),holes:this.getPointsHoles(e)}}copy(e){super.copy(e),this.holes=[];for(let t=0,n=e.holes.length;t<n;t++){const i=e.holes[t];this.holes.push(i.clone())}return this}toJSON(){const e=super.toJSON();e.uuid=this.uuid,e.holes=[];for(let t=0,n=this.holes.length;t<n;t++){const i=this.holes[t];e.holes.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.uuid=e.uuid,this.holes=[];for(let t=0,n=e.holes.length;t<n;t++){const i=e.holes[t];this.holes.push(new uo().fromJSON(i))}return this}}const Ng={triangulate:function(r,e,t=2){const n=e&&e.length,i=n?e[0]*t:r.length;let s=vc(r,0,i,t,!0);const o=[];if(!s||s.next===s.prev)return o;let a,l,c,h,u,d,f;if(n&&(s=zg(r,e,s,t)),r.length>80*t){a=c=r[0],l=h=r[1];for(let g=t;g<i;g+=t)u=r[g],d=r[g+1],u<a&&(a=u),d<l&&(l=d),u>c&&(c=u),d>h&&(h=d);f=Math.max(c-a,h-l),f=f!==0?1/f:0}return rs(s,o,t,a,l,f),o}};function vc(r,e,t,n,i){let s,o;if(i===Jg(r,e,t,n)>0)for(s=e;s<t;s+=n)o=dl(s,r[s],r[s+1],o);else for(s=t-n;s>=e;s-=n)o=dl(s,r[s],r[s+1],o);return o&&gr(o,o.next)&&(as(o),o=o.next),o}function wn(r,e){if(!r)return r;e||(e=r);let t=r,n;do 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ie=0,be=I.length;ie<be;ie++){const we=I[ie];G=k[ie];for(let Re=0,Ve=we.length;Re<Ve;Re++){const A=O(we[Re],G[Re],he);Ae(A.x,A.y,-ee)}}}const ae=g+x;for(let H=0;H<D;H++){const Q=d?O(Z[H],ce[H],ae):Z[H];y?(P.copy(E.normals[0]).multiplyScalar(Q.x),C.copy(E.binormals[0]).multiplyScalar(Q.y),V.copy(R[0]).add(P).add(C),Ae(V.x,V.y,V.z)):Ae(Q.x,Q.y,0)}for(let H=1;H<=h;H++)for(let Q=0;Q<D;Q++){const ee=d?O(Z[Q],ce[Q],ae):Z[Q];y?(P.copy(E.normals[H]).multiplyScalar(ee.x),C.copy(E.binormals[H]).multiplyScalar(ee.y),V.copy(R[H]).add(P).add(C),Ae(V.x,V.y,V.z)):Ae(ee.x,ee.y,u/h*H)}for(let H=_-1;H>=0;H--){const Q=H/_,ee=f*Math.cos(Q*Math.PI/2),he=g*Math.sin(Q*Math.PI/2)+x;for(let ie=0,be=N.length;ie<be;ie++){const we=O(N[ie],le[ie],he);Ae(we.x,we.y,u+ee)}for(let ie=0,be=I.length;ie<be;ie++){const we=I[ie];G=k[ie];for(let Re=0,Ve=we.length;Re<Ve;Re++){const A=O(we[Re],G[Re],he);y?Ae(A.x,A.y+R[h-1].y,R[h-1].x+ee):Ae(A.x,A.y,u+ee)}}}fe(),Ce();function fe(){const H=i.length/3;if(d){let Q=0,ee=D*Q;for(let he=0;he<B;he++){const ie=b[he];ye(ie[2]+ee,ie[1]+ee,ie[0]+ee)}Q=h+_*2,ee=D*Q;for(let he=0;he<B;he++){const ie=b[he];ye(ie[0]+ee,ie[1]+ee,ie[2]+ee)}}else{for(let Q=0;Q<B;Q++){const ee=b[Q];ye(ee[2],ee[1],ee[0])}for(let Q=0;Q<B;Q++){const ee=b[Q];ye(ee[0]+D*h,ee[1]+D*h,ee[2]+D*h)}}n.addGroup(H,i.length/3-H,0)}function Ce(){const H=i.length/3;let Q=0;X(N,Q),Q+=N.length;for(let ee=0,he=I.length;ee<he;ee++){const ie=I[ee];X(ie,Q),Q+=ie.length}n.addGroup(H,i.length/3-H,1)}function X(H,Q){let ee=H.length;for(;--ee>=0;){const he=ee;let ie=ee-1;ie<0&&(ie=H.length-1);for(let be=0,we=h+_*2;be<we;be++){const Re=D*be,Ve=D*(be+1),A=Q+he+Re,v=Q+ie+Re,q=Q+ie+Ve,$=Q+he+Ve;me(A,v,q,$)}}}function Ae(H,Q,ee){l.push(H),l.push(Q),l.push(ee)}function ye(H,Q,ee){ge(H),ge(Q),ge(ee);const he=i.length/3,ie=m.generateTopUV(n,i,he-3,he-2,he-1);Ne(ie[0]),Ne(ie[1]),Ne(ie[2])}function me(H,Q,ee,he){ge(H),ge(Q),ge(he),ge(Q),ge(ee),ge(he);const ie=i.length/3,be=m.generateSideWallUV(n,i,ie-6,ie-3,ie-2,ie-1);Ne(be[0]),Ne(be[1]),Ne(be[3]),Ne(be[1]),Ne(be[2]),Ne(be[3])}function ge(H){i.push(l[H*3+0]),i.push(l[H*3+1]),i.push(l[H*3+2])}function Ne(H){s.push(H.x),s.push(H.y)}}}toJSON(){const e=super.toJSON(),t=this.parameters.shapes,n=this.parameters.options;return $g(t,n,e)}static fromJSON(e,t){const n=[];for(let s=0,o=e.shapes.length;s<o;s++){const a=t[e.shapes[s]];n.push(a)}const i=e.options.extrudePath;return i!==void 0&&(e.options.extrudePath=new yc[i.type]().fromJSON(i)),new Ii(n,e.options)}}const Kg={generateTopUV:function(r,e,t,n,i){const s=e[t*3],o=e[t*3+1],a=e[n*3],l=e[n*3+1],c=e[i*3],h=e[i*3+1];return[new j(s,o),new j(a,l),new j(c,h)]},generateSideWallUV:function(r,e,t,n,i,s){const o=e[t*3],a=e[t*3+1],l=e[t*3+2],c=e[n*3],h=e[n*3+1],u=e[n*3+2],d=e[i*3],f=e[i*3+1],g=e[i*3+2],x=e[s*3],_=e[s*3+1],p=e[s*3+2];return Math.abs(a-h)<Math.abs(o-c)?[new j(o,1-l),new j(c,1-u),new j(d,1-g),new j(x,1-p)]:[new j(a,1-l),new j(h,1-u),new j(f,1-g),new j(_,1-p)]}};function $g(r,e,t){if(t.shapes=[],Array.isArray(r))for(let n=0,i=r.length;n<i;n++){const s=r[n];t.shapes.push(s.uuid)}else t.shapes.push(r.uuid);return e.extrudePath!==void 0&&(t.options.extrudePath=e.extrudePath.toJSON()),t}class Vo extends Xe{constructor(e=new ps([new j(0,.5),new j(-.5,-.5),new j(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],i=[],s=[],o=[];let a=0,l=0;if(Array.isArray(e)===!1)c(e);else for(let h=0;h<e.length;h++)c(e[h]),this.addGroup(a,l,h),a+=l,l=0;this.setIndex(n),this.setAttribute("position",new lt(i,3)),this.setAttribute("normal",new lt(s,3)),this.setAttribute("uv",new lt(o,2));function c(h){const u=i.length/3,d=h.extractPoints(t);let f=d.shape;const g=d.holes;vn.isClockWise(f)===!1&&(f=f.reverse());for(let _=0,p=g.length;_<p;_++){const m=g[_];vn.isClockWise(m)===!0&&(g[_]=m.reverse())}const x=vn.triangulateShape(f,g);for(let _=0,p=g.length;_<p;_++){const m=g[_];f=f.concat(m)}for(let _=0,p=f.length;_<p;_++){const m=f[_];i.push(m.x,m.y,0),s.push(0,0,1),o.push(m.x,m.y)}for(let _=0,p=x.length;_<p;_++){const m=x[_],R=m[0]+u,y=m[1]+u,E=m[2]+u;n.push(R,y,E),l+=3}}}toJSON(){const e=super.toJSON(),t=this.parameters.shapes;return Qg(t,e)}static fromJSON(e,t){const n=[];for(let i=0,s=e.shapes.length;i<s;i++){const o=t[e.shapes[i]];n.push(o)}return new Vo(n,e.curveSegments)}}function Qg(r,e){if(e.shapes=[],Array.isArray(r))for(let t=0,n=r.length;t<n;t++){const i=r[t];e.shapes.push(i.uuid)}else e.shapes.push(r.uuid);return e}class ex extends rt{constructor(e){super(),this.type="ShadowMaterial",this.color=new ue(0),this.transparent=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this}}ex.prototype.isShadowMaterial=!0;class ms extends rt{constructor(e){super(),this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new ue(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 ue(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=kn,this.normalScale=new j(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.flatShading=!1,this.setValues(e)}copy(e){return super.copy(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.flatShading=e.flatShading,this}}ms.prototype.isMeshStandardMaterial=!0;class Gn extends ms{constructor(e){super(),this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new j(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return gt(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.sheenColor=new ue(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=0,this.attenuationColor=new ue(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new ue(1,1,1),this.specularColorMap=null,this._sheen=0,this._clearcoat=0,this._transmission=0,this.setValues(e)}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(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.ior=e.ior,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}Gn.prototype.isMeshPhysicalMaterial=!0;class tx extends rt{constructor(e){super(),this.type="MeshPhongMaterial",this.color=new ue(16777215),this.specular=new ue(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ue(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=kn,this.normalScale=new j(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=sr,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,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.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this}}tx.prototype.isMeshPhongMaterial=!0;class nx extends rt{constructor(e){super(),this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new ue(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ue(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=kn,this.normalScale=new j(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,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.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this}}nx.prototype.isMeshToonMaterial=!0;class ix extends rt{constructor(e){super(),this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=kn,this.normalScale=new j(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),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.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}ix.prototype.isMeshNormalMaterial=!0;class sx extends rt{constructor(e){super(),this.type="MeshLambertMaterial",this.color=new ue(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ue(0),this.emissiveIntensity=1,this.emissiveMap=null,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=sr,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),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.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this}}sx.prototype.isMeshLambertMaterial=!0;class rx extends rt{constructor(e){super(),this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new ue(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=kn,this.normalScale=new j(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,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.alphaMap=e.alphaMap,this.flatShading=e.flatShading,this}}rx.prototype.isMeshMatcapMaterial=!0;class ox extends Pi{constructor(e){super(),this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}ox.prototype.isLineDashedMaterial=!0;const Ye={arraySlice:function(r,e,t){return Ye.isTypedArray(r)?new r.constructor(r.subarray(e,t!==void 0?t:r.length)):r.slice(e,t)},convertArray:function(r,e,t){return!r||!t&&r.constructor===e?r:typeof e.BYTES_PER_ELEMENT=="number"?new e(r):Array.prototype.slice.call(r)},isTypedArray:function(r){return ArrayBuffer.isView(r)&&!(r instanceof DataView)},getKeyframeOrder:function(r){function e(i,s){return r[i]-r[s]}const t=r.length,n=new Array(t);for(let i=0;i!==t;++i)n[i]=i;return n.sort(e),n},sortedArray:function(r,e,t){const n=r.length,i=new r.constructor(n);for(let s=0,o=0;o!==n;++s){const a=t[s]*e;for(let l=0;l!==e;++l)i[o++]=r[a+l]}return i},flattenJSON:function(r,e,t,n){let i=1,s=r[0];for(;s!==void 0&&s[n]===void 0;)s=r[i++];if(s===void 0)return;let o=s[n];if(o!==void 0)if(Array.isArray(o))do o=s[n],o!==void 0&&(e.push(s.time),t.push.apply(t,o)),s=r[i++];while(s!==void 0);else if(o.toArray!==void 0)do o=s[n],o!==void 0&&(e.push(s.time),o.toArray(t,t.length)),s=r[i++];while(s!==void 0);else do o=s[n],o!==void 0&&(e.push(s.time),t.push(o)),s=r[i++];while(s!==void 0)},subclip:function(r,e,t,n,i=30){const s=r.clone();s.name=e;const o=[];for(let l=0;l<s.tracks.length;++l){const c=s.tracks[l],h=c.getValueSize(),u=[],d=[];for(let f=0;f<c.times.length;++f){const g=c.times[f]*i;if(!(g<t||g>=n)){u.push(c.times[f]);for(let x=0;x<h;++x)d.push(c.values[f*h+x])}}u.length!==0&&(c.times=Ye.convertArray(u,c.times.constructor),c.values=Ye.convertArray(d,c.values.constructor),o.push(c))}s.tracks=o;let a=1/0;for(let l=0;l<s.tracks.length;++l)a>s.tracks[l].times[0]&&(a=s.tracks[l].times[0]);for(let l=0;l<s.tracks.length;++l)s.tracks[l].shift(-1*a);return s.resetDuration(),s},makeClipAdditive:function(r,e=0,t=r,n=30){n<=0&&(n=30);const i=t.tracks.length,s=e/n;for(let o=0;o<i;++o){const a=t.tracks[o],l=a.ValueTypeName;if(l==="bool"||l==="string")continue;const c=r.tracks.find(function(p){return p.name===a.name&&p.ValueTypeName===l});if(c===void 0)continue;let h=0;const u=a.getValueSize();a.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(h=u/3);let d=0;const f=c.getValueSize();c.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(d=f/3);const g=a.times.length-1;let x;if(s<=a.times[0]){const p=h,m=u-h;x=Ye.arraySlice(a.values,p,m)}else if(s>=a.times[g]){const p=g*u+h,m=p+u-h;x=Ye.arraySlice(a.values,p,m)}else{const p=a.createInterpolant(),m=h,R=u-h;p.evaluate(s),x=Ye.arraySlice(p.resultBuffer,m,R)}l==="quaternion"&&new at().fromArray(x).normalize().conjugate().toArray(x);const _=c.times.length;for(let p=0;p<_;++p){const m=p*f+d;if(l==="quaternion")at.multiplyQuaternionsFlat(c.values,m,x,0,c.values,m);else{const R=f-d*2;for(let y=0;y<R;++y)c.values[m+y]-=x[y]}}}return r.blendMode=Ul,r}};class tn{constructor(e,t,n,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=i!==void 0?i:new t.constructor(n),this.sampleValues=t,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let n=this._cachedIndex,i=t[n],s=t[n-1];e:{t:{let o;n:{i:if(!(e<i)){for(let a=n+2;;){if(i===void 0){if(e<s)break i;return n=t.length,this._cachedIndex=n,this.afterEnd_(n-1,e,s)}if(n===a)break;if(s=i,i=t[++n],e<i)break t}o=t.length;break n}if(!(e>=s)){const a=t[1];e<a&&(n=2,s=a);for(let l=n-2;;){if(s===void 0)return this._cachedIndex=0,this.beforeStart_(0,e,i);if(n===l)break;if(i=s,s=t[--n-1],e>=s)break t}o=n,n=0;break n}break e}for(;n<o;){const a=n+o>>>1;e<t[a]?o=a:n=a+1}if(i=t[n],s=t[n-1],s===void 0)return this._cachedIndex=0,this.beforeStart_(0,e,i);if(i===void 0)return n=t.length,this._cachedIndex=n,this.afterEnd_(n-1,s,e)}this._cachedIndex=n,this.intervalChanged_(n,s,i)}return this.interpolate_(n,s,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,s=e*i;for(let o=0;o!==i;++o)t[o]=n[s+o];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}tn.prototype.beforeStart_=tn.prototype.copySampleValue_;tn.prototype.afterEnd_=tn.prototype.copySampleValue_;class ax extends tn{constructor(e,t,n,i){super(e,t,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:di,endingEnd:di}}intervalChanged_(e,t,n){const i=this.parameterPositions;let s=e-2,o=e+1,a=i[s],l=i[o];if(a===void 0)switch(this.getSettings_().endingStart){case fi:s=e,a=2*t-n;break;case tr:s=i.length-2,a=t+i[s]-i[s+1];break;default:s=e,a=n}if(l===void 0)switch(this.getSettings_().endingEnd){case fi:o=e,l=2*n-t;break;case tr:o=1,l=n+i[1]-i[0];break;default:o=e-1,l=t}const c=(n-t)*.5,h=this.valueSize;this._weightPrev=c/(t-a),this._weightNext=c/(l-n),this._offsetPrev=s*h,this._offsetNext=o*h}interpolate_(e,t,n,i){const s=this.resultBuffer,o=this.sampleValues,a=this.valueSize,l=e*a,c=l-a,h=this._offsetPrev,u=this._offsetNext,d=this._weightPrev,f=this._weightNext,g=(n-t)/(i-t),x=g*g,_=x*g,p=-d*_+2*d*x-d*g,m=(1+d)*_+(-1.5-2*d)*x+(-.5+d)*g+1,R=(-1-f)*_+(1.5+f)*x+.5*g,y=f*_-f*x;for(let E=0;E!==a;++E)s[E]=p*o[h+E]+m*o[c+E]+R*o[l+E]+y*o[u+E];return s}}class wc extends tn{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const s=this.resultBuffer,o=this.sampleValues,a=this.valueSize,l=e*a,c=l-a,h=(n-t)/(i-t),u=1-h;for(let d=0;d!==a;++d)s[d]=o[c+d]*u+o[l+d]*h;return s}}class lx extends tn{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class Gt{constructor(e,t,n,i){if(e===void 0)throw new Error("THREE.KeyframeTrack: track name is undefined");if(t===void 0||t.length===0)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=Ye.convertArray(t,this.TimeBufferType),this.values=Ye.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:Ye.convertArray(e.times,Array),values:Ye.convertArray(e.values,Array)};const i=e.getInterpolation();i!==e.DefaultInterpolation&&(n.interpolation=i)}return n.type=e.ValueTypeName,n}InterpolantFactoryMethodDiscrete(e){return new lx(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new wc(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new ax(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case ns:t=this.InterpolantFactoryMethodDiscrete;break;case bi:t=this.InterpolantFactoryMethodLinear;break;case _r:t=this.InterpolantFactoryMethodSmooth;break}if(t===void 0){const n="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(this.createInterpolant===void 0)if(e!==this.DefaultInterpolation)this.setInterpolation(this.DefaultInterpolation);else throw new Error(n);return console.warn("THREE.KeyframeTrack:",n),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return ns;case this.InterpolantFactoryMethodLinear:return bi;case this.InterpolantFactoryMethodSmooth:return _r}}getValueSize(){return this.values.length/this.times.length}shift(e){if(e!==0){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]+=e}return this}scale(e){if(e!==1){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 s=0,o=i-1;for(;s!==i&&n[s]<e;)++s;for(;o!==-1&&n[o]>t;)--o;if(++o,s!==0||o!==i){s>=o&&(o=Math.max(o,1),s=o-1);const a=this.getValueSize();this.times=Ye.arraySlice(n,s,o),this.values=Ye.arraySlice(this.values,s*a,o*a)}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,s=n.length;s===0&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let o=null;for(let a=0;a!==s;a++){const l=n[a];if(typeof l=="number"&&isNaN(l)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,a,l),e=!1;break}if(o!==null&&o>l){console.error("THREE.KeyframeTrack: Out of order keys.",this,a,l,o),e=!1;break}o=l}if(i!==void 0&&Ye.isTypedArray(i))for(let a=0,l=i.length;a!==l;++a){const c=i[a];if(isNaN(c)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,a,c),e=!1;break}}return e}optimize(){const e=Ye.arraySlice(this.times),t=Ye.arraySlice(this.values),n=this.getValueSize(),i=this.getInterpolation()===_r,s=e.length-1;let o=1;for(let a=1;a<s;++a){let l=!1;const c=e[a],h=e[a+1];if(c!==h&&(a!==1||c!==e[0]))if(i)l=!0;else{const u=a*n,d=u-n,f=u+n;for(let g=0;g!==n;++g){const x=t[u+g];if(x!==t[d+g]||x!==t[f+g]){l=!0;break}}}if(l){if(a!==o){e[o]=e[a];const u=a*n,d=o*n;for(let f=0;f!==n;++f)t[d+f]=t[u+f]}++o}}if(s>0){e[o]=e[s];for(let a=s*n,l=o*n,c=0;c!==n;++c)t[l+c]=t[a+c];++o}return o!==e.length?(this.times=Ye.arraySlice(e,0,o),this.values=Ye.arraySlice(t,0,o*n)):(this.times=e,this.values=t),this}clone(){const e=Ye.arraySlice(this.times,0),t=Ye.arraySlice(this.values,0),n=this.constructor,i=new n(this.name,e,t);return i.createInterpolant=this.createInterpolant,i}}Gt.prototype.TimeBufferType=Float32Array;Gt.prototype.ValueBufferType=Float32Array;Gt.prototype.DefaultInterpolation=bi;class Di extends Gt{}Di.prototype.ValueTypeName="bool";Di.prototype.ValueBufferType=Array;Di.prototype.DefaultInterpolation=ns;Di.prototype.InterpolantFactoryMethodLinear=void 0;Di.prototype.InterpolantFactoryMethodSmooth=void 0;class Sc extends Gt{}Sc.prototype.ValueTypeName="color";class ls extends Gt{}ls.prototype.ValueTypeName="number";class cx extends tn{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const s=this.resultBuffer,o=this.sampleValues,a=this.valueSize,l=(n-t)/(i-t);let c=e*a;for(let h=c+a;c!==h;c+=4)at.slerpFlat(s,0,o,c-a,o,c,l);return s}}class zn extends Gt{InterpolantFactoryMethodLinear(e){return new cx(this.times,this.values,this.getValueSize(),e)}}zn.prototype.ValueTypeName="quaternion";zn.prototype.DefaultInterpolation=bi;zn.prototype.InterpolantFactoryMethodSmooth=void 0;class Ni extends Gt{}Ni.prototype.ValueTypeName="string";Ni.prototype.ValueBufferType=Array;Ni.prototype.DefaultInterpolation=ns;Ni.prototype.InterpolantFactoryMethodLinear=void 0;Ni.prototype.InterpolantFactoryMethodSmooth=void 0;class cs extends Gt{}cs.prototype.ValueTypeName="vector";class mo{constructor(e,t=-1,n,i=So){this.name=e,this.tracks=n,this.duration=t,this.blendMode=i,this.uuid=Tt(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],n=e.tracks,i=1/(e.fps||1);for(let o=0,a=n.length;o!==a;++o)t.push(ux(n[o]).scale(i));const s=new this(e.name,e.duration,t,e.blendMode);return s.uuid=e.uuid,s}static toJSON(e){const t=[],n=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let s=0,o=n.length;s!==o;++s)t.push(Gt.toJSON(n[s]));return i}static CreateFromMorphTargetSequence(e,t,n,i){const s=t.length,o=[];for(let a=0;a<s;a++){let l=[],c=[];l.push((a+s-1)%s,a,(a+1)%s),c.push(0,1,0);const h=Ye.getKeyframeOrder(l);l=Ye.sortedArray(l,1,h),c=Ye.sortedArray(c,1,h),!i&&l[0]===0&&(l.push(s),c.push(c[0])),o.push(new ls(".morphTargetInfluences["+t[a].name+"]",l,c).scale(1/n))}return new this(e,-1,o)}static findByName(e,t){let n=e;if(!Array.isArray(e)){const i=e;n=i.geometry&&i.geometry.animations||i.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={},s=/^([\w-]*?)([\d]+)$/;for(let a=0,l=e.length;a<l;a++){const c=e[a],h=c.name.match(s);if(h&&h.length>1){const u=h[1];let d=i[u];d||(i[u]=d=[]),d.push(c)}}const o=[];for(const a in i)o.push(this.CreateFromMorphTargetSequence(a,i[a],t,n));return o}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(u,d,f,g,x){if(f.length!==0){const _=[],p=[];Ye.flattenJSON(f,_,p,g),_.length!==0&&x.push(new u(d,_,p))}},i=[],s=e.name||"default",o=e.fps||30,a=e.blendMode;let l=e.length||-1;const c=e.hierarchy||[];for(let u=0;u<c.length;u++){const d=c[u].keys;if(!(!d||d.length===0))if(d[0].morphTargets){const f={};let g;for(g=0;g<d.length;g++)if(d[g].morphTargets)for(let x=0;x<d[g].morphTargets.length;x++)f[d[g].morphTargets[x]]=-1;for(const x in f){const _=[],p=[];for(let m=0;m!==d[g].morphTargets.length;++m){const R=d[g];_.push(R.time),p.push(R.morphTarget===x?1:0)}i.push(new ls(".morphTargetInfluence["+x+"]",_,p))}l=f.length*(o||1)}else{const f=".bones["+t[u].name+"]";n(cs,f+".position",d,"pos",i),n(zn,f+".quaternion",d,"rot",i),n(cs,f+".scale",d,"scl",i)}}return i.length===0?null:new this(s,l,i,a)}resetDuration(){const e=this.tracks;let t=0;for(let n=0,i=e.length;n!==i;++n){const s=this.tracks[n];t=Math.max(t,s.times[s.times.length-1])}return this.duration=t,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 hx(r){switch(r.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return ls;case"vector":case"vector2":case"vector3":case"vector4":return cs;case"color":return Sc;case"quaternion":return zn;case"bool":case"boolean":return Di;case"string":return Ni}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+r)}function ux(r){if(r.type===void 0)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=hx(r.type);if(r.times===void 0){const t=[],n=[];Ye.flattenJSON(r.keys,t,n,"value"),r.times=t,r.values=n}return e.parse!==void 0?e.parse(r):new e(r.name,r.times,r.values,r.interpolation)}const Ti={enabled:!1,files:{},add:function(r,e){this.enabled!==!1&&(this.files[r]=e)},get:function(r){if(this.enabled!==!1)return this.files[r]},remove:function(r){delete this.files[r]},clear:function(){this.files={}}};class dx{constructor(e,t,n){const i=this;let s=!1,o=0,a=0,l;const c=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=n,this.itemStart=function(h){a++,s===!1&&i.onStart!==void 0&&i.onStart(h,o,a),s=!0},this.itemEnd=function(h){o++,i.onProgress!==void 0&&i.onProgress(h,o,a),o===a&&(s=!1,i.onLoad!==void 0&&i.onLoad())},this.itemError=function(h){i.onError!==void 0&&i.onError(h)},this.resolveURL=function(h){return l?l(h):h},this.setURLModifier=function(h){return l=h,this},this.addHandler=function(h,u){return c.push(h,u),this},this.removeHandler=function(h){const u=c.indexOf(h);return u!==-1&&c.splice(u,2),this},this.getHandler=function(h){for(let u=0,d=c.length;u<d;u+=2){const f=c[u],g=c[u+1];if(f.global&&(f.lastIndex=0),f.test(h))return g}return null}}}const Tc=new dx;class nn{constructor(e){this.manager=e!==void 0?e:Tc,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const n=this;return new Promise(function(i,s){n.load(e,i,t,s)})}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}const Zt={};class Wo extends nn{constructor(e){super(e)}load(e,t,n,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=Ti.get(e);if(s!==void 0)return this.manager.itemStart(e),setTimeout(()=>{t&&t(s),this.manager.itemEnd(e)},0),s;if(Zt[e]!==void 0){Zt[e].push({onLoad:t,onProgress:n,onError:i});return}Zt[e]=[],Zt[e].push({onLoad:t,onProgress:n,onError:i});const o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"});fetch(o).then(a=>{if(a.status===200||a.status===0){if(a.status===0&&console.warn("THREE.FileLoader: HTTP Status 0 received."),typeof ReadableStream>"u"||a.body.getReader===void 0)return a;const l=Zt[e],c=a.body.getReader(),h=a.headers.get("Content-Length"),u=h?parseInt(h):0,d=u!==0;let f=0;const g=new ReadableStream({start(x){_();function _(){c.read().then(({done:p,value:m})=>{if(p)x.close();else{f+=m.byteLength;const R=new ProgressEvent("progress",{lengthComputable:d,loaded:f,total:u});for(let y=0,E=l.length;y<E;y++){const C=l[y];C.onProgress&&C.onProgress(R)}x.enqueue(m),_()}})}}});return new Response(g)}else throw Error(`fetch for "${a.url}" responded with ${a.status}: ${a.statusText}`)}).then(a=>{switch(this.responseType){case"arraybuffer":return a.arrayBuffer();case"blob":return a.blob();case"document":return a.text().then(l=>new DOMParser().parseFromString(l,this.mimeType));case"json":return a.json();default:return a.text()}}).then(a=>{Ti.add(e,a);const l=Zt[e];delete Zt[e];for(let c=0,h=l.length;c<h;c++){const u=l[c];u.onLoad&&u.onLoad(a)}}).catch(a=>{const l=Zt[e];if(l===void 0)throw this.manager.itemError(e),a;delete Zt[e];for(let c=0,h=l.length;c<h;c++){const u=l[c];u.onError&&u.onError(a)}this.manager.itemError(e)}).finally(()=>{this.manager.itemEnd(e)}),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class Ec extends nn{constructor(e){super(e)}load(e,t,n,i){this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,o=Ti.get(e);if(o!==void 0)return s.manager.itemStart(e),setTimeout(function(){t&&t(o),s.manager.itemEnd(e)},0),o;const a=or("img");function l(){h(),Ti.add(e,this),t&&t(this),s.manager.itemEnd(e)}function c(u){h(),i&&i(u),s.manager.itemError(e),s.manager.itemEnd(e)}function h(){a.removeEventListener("load",l,!1),a.removeEventListener("error",c,!1)}return a.addEventListener("load",l,!1),a.addEventListener("error",c,!1),e.substr(0,5)!=="data:"&&this.crossOrigin!==void 0&&(a.crossOrigin=this.crossOrigin),s.manager.itemStart(e),a.src=e,a}}class fx extends nn{constructor(e){super(e)}load(e,t,n,i){const s=new ar,o=new Ec(this.manager);o.setCrossOrigin(this.crossOrigin),o.setPath(this.path);let a=0;function l(c){o.load(e[c],function(h){s.images[c]=h,a++,a===6&&(s.needsUpdate=!0,t&&t(s))},void 0,i)}for(let c=0;c<e.length;++c)l(c);return s}}class Ac extends nn{constructor(e){super(e)}load(e,t,n,i){const s=new tt,o=new Ec(this.manager);return o.setCrossOrigin(this.crossOrigin),o.setPath(this.path),o.load(e,function(a){s.image=a,s.needsUpdate=!0,t!==void 0&&t(s)},n,i),s}}class kt extends ke{constructor(e,t=1){super(),this.type="Light",this.color=new ue(e),this.intensity=t}dispose(){}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,this.groundColor!==void 0&&(t.object.groundColor=this.groundColor.getHex()),this.distance!==void 0&&(t.object.distance=this.distance),this.angle!==void 0&&(t.object.angle=this.angle),this.decay!==void 0&&(t.object.decay=this.decay),this.penumbra!==void 0&&(t.object.penumbra=this.penumbra),this.shadow!==void 0&&(t.object.shadow=this.shadow.toJSON()),t}}kt.prototype.isLight=!0;class px extends kt{constructor(e,t,n){super(e,n),this.type="HemisphereLight",this.position.copy(ke.DefaultUp),this.updateMatrix(),this.groundColor=new ue(t)}copy(e){return kt.prototype.copy.call(this,e),this.groundColor.copy(e.groundColor),this}}px.prototype.isHemisphereLight=!0;const ml=new pe,gl=new T,xl=new T;class qo{constructor(e){this.camera=e,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new j(512,512),this.map=null,this.mapPass=null,this.matrix=new pe,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new lr,this._frameExtents=new j(1,1),this._viewportCount=1,this._viewports=[new qe(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;gl.setFromMatrixPosition(e.matrixWorld),t.position.copy(gl),xl.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(xl),t.updateMatrixWorld(),ml.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(ml),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}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}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 this.bias!==0&&(e.bias=this.bias),this.normalBias!==0&&(e.normalBias=this.normalBias),this.radius!==1&&(e.radius=this.radius),(this.mapSize.x!==512||this.mapSize.y!==512)&&(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class Lc extends qo{constructor(){super(new pt(50,1,.5,500)),this.focus=1}updateMatrices(e){const t=this.camera,n=ss*2*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height,s=e.distance||t.far;(n!==t.fov||i!==t.aspect||s!==t.far)&&(t.fov=n,t.aspect=i,t.far=s,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}Lc.prototype.isSpotLightShadow=!0;class Rc extends kt{constructor(e,t,n=0,i=Math.PI/3,s=0,o=1){super(e,t),this.type="SpotLight",this.position.copy(ke.DefaultUp),this.updateMatrix(),this.target=new ke,this.distance=n,this.angle=i,this.penumbra=s,this.decay=o,this.shadow=new Lc}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}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}}Rc.prototype.isSpotLight=!0;const _l=new pe,qi=new T,Kr=new T;class Cc extends qo{constructor(){super(new pt(90,1,.5,500)),this._frameExtents=new j(4,2),this._viewportCount=6,this._viewports=[new qe(2,1,1,1),new qe(0,1,1,1),new qe(3,1,1,1),new qe(1,1,1,1),new qe(3,0,1,1),new qe(1,0,1,1)],this._cubeDirections=[new T(1,0,0),new T(-1,0,0),new T(0,0,1),new T(0,0,-1),new T(0,1,0),new T(0,-1,0)],this._cubeUps=[new T(0,1,0),new T(0,1,0),new T(0,1,0),new T(0,1,0),new T(0,0,1),new T(0,0,-1)]}updateMatrices(e,t=0){const n=this.camera,i=this.matrix,s=e.distance||n.far;s!==n.far&&(n.far=s,n.updateProjectionMatrix()),qi.setFromMatrixPosition(e.matrixWorld),n.position.copy(qi),Kr.copy(n.position),Kr.add(this._cubeDirections[t]),n.up.copy(this._cubeUps[t]),n.lookAt(Kr),n.updateMatrixWorld(),i.makeTranslation(-qi.x,-qi.y,-qi.z),_l.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(_l)}}Cc.prototype.isPointLightShadow=!0;class Pc extends kt{constructor(e,t,n=0,i=1){super(e,t),this.type="PointLight",this.distance=n,this.decay=i,this.shadow=new Cc}get power(){return this.intensity*4*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}Pc.prototype.isPointLight=!0;class Ic extends qo{constructor(){super(new cr(-5,5,5,-5,.5,500))}}Ic.prototype.isDirectionalLightShadow=!0;class jo extends kt{constructor(e,t){super(e,t),this.type="DirectionalLight",this.position.copy(ke.DefaultUp),this.updateMatrix(),this.target=new ke,this.shadow=new Ic}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}jo.prototype.isDirectionalLight=!0;class Dc extends kt{constructor(e,t){super(e,t),this.type="AmbientLight"}}Dc.prototype.isAmbientLight=!0;class mx extends kt{constructor(e,t,n=10,i=10){super(e,t),this.type="RectAreaLight",this.width=n,this.height=i}get power(){return this.intensity*this.width*this.height*Math.PI}set power(e){this.intensity=e/(this.width*this.height*Math.PI)}copy(e){return super.copy(e),this.width=e.width,this.height=e.height,this}toJSON(e){const t=super.toJSON(e);return t.object.width=this.width,t.object.height=this.height,t}}mx.prototype.isRectAreaLight=!0;class Nc{constructor(){this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new T)}set(e){for(let t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this}zero(){for(let e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this}getAt(e,t){const n=e.x,i=e.y,s=e.z,o=this.coefficients;return t.copy(o[0]).multiplyScalar(.282095),t.addScaledVector(o[1],.488603*i),t.addScaledVector(o[2],.488603*s),t.addScaledVector(o[3],.488603*n),t.addScaledVector(o[4],1.092548*(n*i)),t.addScaledVector(o[5],1.092548*(i*s)),t.addScaledVector(o[6],.315392*(3*s*s-1)),t.addScaledVector(o[7],1.092548*(n*s)),t.addScaledVector(o[8],.546274*(n*n-i*i)),t}getIrradianceAt(e,t){const n=e.x,i=e.y,s=e.z,o=this.coefficients;return t.copy(o[0]).multiplyScalar(.886227),t.addScaledVector(o[1],2*.511664*i),t.addScaledVector(o[2],2*.511664*s),t.addScaledVector(o[3],2*.511664*n),t.addScaledVector(o[4],2*.429043*n*i),t.addScaledVector(o[5],2*.429043*i*s),t.addScaledVector(o[6],.743125*s*s-.247708),t.addScaledVector(o[7],2*.429043*n*s),t.addScaledVector(o[8],.429043*(n*n-i*i)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return new this.constructor().copy(this)}fromArray(e,t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].fromArray(e,t+i*3);return this}toArray(e=[],t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].toArray(e,t+i*3);return e}static getBasisAt(e,t){const n=e.x,i=e.y,s=e.z;t[0]=.282095,t[1]=.488603*i,t[2]=.488603*s,t[3]=.488603*n,t[4]=1.092548*n*i,t[5]=1.092548*i*s,t[6]=.315392*(3*s*s-1),t[7]=1.092548*n*s,t[8]=.546274*(n*n-i*i)}}Nc.prototype.isSphericalHarmonics3=!0;class Xo extends kt{constructor(e=new Nc,t=1){super(void 0,t),this.sh=e}copy(e){return super.copy(e),this.sh.copy(e.sh),this}fromJSON(e){return this.intensity=e.intensity,this.sh.fromArray(e.sh),this}toJSON(e){const t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}}Xo.prototype.isLightProbe=!0;class Mn{static decodeText(e){if(typeof TextDecoder<"u")return new TextDecoder().decode(e);let t="";for(let n=0,i=e.length;n<i;n++)t+=String.fromCharCode(e[n]);try{return decodeURIComponent(escape(t))}catch{return t}}static extractUrlBase(e){const t=e.lastIndexOf("/");return t===-1?"./":e.substr(0,t+1)}static resolveURL(e,t){return typeof e!="string"||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)}}class gx extends Xe{constructor(){super(),this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}clone(){return new this.constructor().copy(this)}toJSON(){const e=super.toJSON(this);return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}gx.prototype.isInstancedBufferGeometry=!0;class Fc extends nn{constructor(e){super(e),typeof createImageBitmap>"u"&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),typeof fetch>"u"&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(e){return this.options=e,this}load(e,t,n,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,o=Ti.get(e);if(o!==void 0)return s.manager.itemStart(e),setTimeout(function(){t&&t(o),s.manager.itemEnd(e)},0),o;const a={};a.credentials=this.crossOrigin==="anonymous"?"same-origin":"include",a.headers=this.requestHeader,fetch(e,a).then(function(l){return l.blob()}).then(function(l){return createImageBitmap(l,Object.assign(s.options,{colorSpaceConversion:"none"}))}).then(function(l){Ti.add(e,l),t&&t(l),s.manager.itemEnd(e)}).catch(function(l){i&&i(l),s.manager.itemError(e),s.manager.itemEnd(e)}),s.manager.itemStart(e)}}Fc.prototype.isImageBitmapLoader=!0;let Zs;const xx={getContext:function(){return Zs===void 0&&(Zs=new(window.AudioContext||window.webkitAudioContext)),Zs},setContext:function(r){Zs=r}};class _x extends nn{constructor(e){super(e)}load(e,t,n,i){const s=this,o=new Wo(this.manager);o.setResponseType("arraybuffer"),o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,function(a){try{const l=a.slice(0);xx.getContext().decodeAudioData(l,function(h){t(h)})}catch(l){i?i(l):console.error(l),s.manager.itemError(e)}},n,i)}}class yx extends Xo{constructor(e,t,n=1){super(void 0,n);const i=new ue().set(e),s=new ue().set(t),o=new T(i.r,i.g,i.b),a=new T(s.r,s.g,s.b),l=Math.sqrt(Math.PI),c=l*Math.sqrt(.75);this.sh.coefficients[0].copy(o).add(a).multiplyScalar(l),this.sh.coefficients[1].copy(o).sub(a).multiplyScalar(c)}}yx.prototype.isHemisphereLightProbe=!0;class vx extends Xo{constructor(e,t=1){super(void 0,t);const n=new ue().set(e);this.sh.coefficients[0].set(n.r,n.g,n.b).multiplyScalar(2*Math.sqrt(Math.PI))}}vx.prototype.isAmbientLightProbe=!0;class Mx extends ke{constructor(e){super(),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this}setMediaElementSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this}setMediaStreamSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this}setBuffer(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this}play(e=0){if(this.isPlaying===!0){console.warn("THREE.Audio: Audio is already playing.");return}if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}this._startedAt=this.context.currentTime+e;const t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.isPlaying===!0&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,this.loop===!0&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this}stop(){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this._progress=0,this.source.stop(),this.source.onended=null,this.isPlaying=!1,this}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].connect(this.filters[e]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].disconnect(this.filters[e]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this}getFilters(){return this.filters}setFilters(e){return e||(e=[]),this._connected===!0?(this.disconnect(),this.filters=e.slice(),this.connect()):this.filters=e.slice(),this}setDetune(e){if(this.detune=e,this.source.detune!==void 0)return this.isPlaying===!0&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(e){return this.setFilters(e?[e]:[])}setPlaybackRate(e){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.playbackRate=e,this.isPlaying===!0&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1}getLoop(){return this.hasPlaybackControl===!1?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(e){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.loop=e,this.isPlaying===!0&&(this.source.loop=this.loop),this}setLoopStart(e){return this.loopStart=e,this}setLoopEnd(e){return this.loopEnd=e,this}getVolume(){return this.gain.gain.value}setVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}}class bx{constructor(e,t,n){this.binding=e,this.valueSize=n;let i,s,o;switch(t){case"quaternion":i=this._slerp,s=this._slerpAdditive,o=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(n*6),this._workIndex=5;break;case"string":case"bool":i=this._select,s=this._select,o=this._setAdditiveIdentityOther,this.buffer=new Array(n*5);break;default:i=this._lerp,s=this._lerpAdditive,o=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(n*5)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=s,this._setIdentity=o,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(e,t){const n=this.buffer,i=this.valueSize,s=e*i+i;let o=this.cumulativeWeight;if(o===0){for(let a=0;a!==i;++a)n[s+a]=n[a];o=t}else{o+=t;const a=t/o;this._mixBufferRegion(n,s,0,a,i)}this.cumulativeWeight=o}accumulateAdditive(e){const t=this.buffer,n=this.valueSize,i=n*this._addIndex;this.cumulativeWeightAdditive===0&&this._setIdentity(),this._mixBufferRegionAdditive(t,i,0,e,n),this.cumulativeWeightAdditive+=e}apply(e){const t=this.valueSize,n=this.buffer,i=e*t+t,s=this.cumulativeWeight,o=this.cumulativeWeightAdditive,a=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,s<1){const l=t*this._origIndex;this._mixBufferRegion(n,i,l,1-s,t)}o>0&&this._mixBufferRegionAdditive(n,i,this._addIndex*t,1,t);for(let l=t,c=t+t;l!==c;++l)if(n[l]!==n[l+t]){a.setValue(n,i);break}}saveOriginalState(){const e=this.binding,t=this.buffer,n=this.valueSize,i=n*this._origIndex;e.getValue(t,i);for(let s=n,o=i;s!==o;++s)t[s]=t[i+s%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const e=this.valueSize*3;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){const e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let n=e;n<t;n++)this.buffer[n]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize;for(let n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]}_select(e,t,n,i,s){if(i>=.5)for(let o=0;o!==s;++o)e[t+o]=e[n+o]}_slerp(e,t,n,i){at.slerpFlat(e,t,e,t,e,n,i)}_slerpAdditive(e,t,n,i,s){const o=this._workIndex*s;at.multiplyQuaternionsFlat(e,o,e,t,e,n),at.slerpFlat(e,t,e,t,e,o,i)}_lerp(e,t,n,i,s){const o=1-i;for(let a=0;a!==s;++a){const l=t+a;e[l]=e[l]*o+e[n+a]*i}}_lerpAdditive(e,t,n,i,s){for(let o=0;o!==s;++o){const a=t+o;e[a]=e[a]+e[n+o]*i}}}const Yo="\\[\\]\\.:\\/",wx=new RegExp("["+Yo+"]","g"),Zo="[^"+Yo+"]",Sx="[^"+Yo.replace("\\.","")+"]",Tx=/((?:WC+[\/:])*)/.source.replace("WC",Zo),Ex=/(WCOD+)?/.source.replace("WCOD",Sx),Ax=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Zo),Lx=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Zo),Rx=new RegExp("^"+Tx+Ex+Ax+Lx+"$"),Cx=["material","materials","bones"];class Px{constructor(e,t,n){const i=n||He.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,i)}getValue(e,t){this.bind();const n=this._targetGroup.nCachedObjects_,i=this._bindings[n];i!==void 0&&i.getValue(e,t)}setValue(e,t){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,s=n.length;i!==s;++i)n[i].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}}class He{constructor(e,t,n){this.path=t,this.parsedPath=n||He.parseTrackName(t),this.node=He.findNode(e,this.parsedPath.nodeName)||e,this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,n){return e&&e.isAnimationObjectGroup?new He.Composite(e,t,n):new He(e,t,n)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(wx,"")}static parseTrackName(e){const t=Rx.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(i!==void 0&&i!==-1){const s=n.nodeName.substring(i+1);Cx.indexOf(s)!==-1&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=s)}if(n.propertyName===null||n.propertyName.length===0)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n}static findNode(e,t){if(!t||t===""||t==="."||t===-1||t===e.name||t===e.uuid)return e;if(e.skeleton){const n=e.skeleton.getBoneByName(t);if(n!==void 0)return n}if(e.children){const n=function(s){for(let o=0;o<s.length;o++){const a=s[o];if(a.name===t||a.uuid===t)return a;const l=n(a.children);if(l)return l}return null},i=n(e.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)e[t++]=n[i]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node;const t=this.parsedPath,n=t.objectName,i=t.propertyName;let s=t.propertyIndex;if(e||(e=He.findNode(this.rootNode,t.nodeName)||this.rootNode,this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e){console.error("THREE.PropertyBinding: Trying to update node for track: "+this.path+" but it wasn't found.");return}if(n){let c=t.objectIndex;switch(n){case"materials":if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.materials){console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);return}e=e.material.materials;break;case"bones":if(!e.skeleton){console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);return}e=e.skeleton.bones;for(let h=0;h<e.length;h++)if(e[h].name===c){c=h;break}break;default:if(e[n]===void 0){console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[n]}if(c!==void 0){if(e[c]===void 0){console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[c]}}const o=e[i];if(o===void 0){const c=t.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+c+"."+i+" but it wasn't found.",e);return}let a=this.Versioning.None;this.targetObject=e,e.needsUpdate!==void 0?a=this.Versioning.NeedsUpdate:e.matrixWorldNeedsUpdate!==void 0&&(a=this.Versioning.MatrixWorldNeedsUpdate);let l=this.BindingType.Direct;if(s!==void 0){if(i==="morphTargetInfluences"){if(!e.geometry){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);return}if(e.geometry.isBufferGeometry){if(!e.geometry.morphAttributes){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);return}e.morphTargetDictionary[s]!==void 0&&(s=e.morphTargetDictionary[s])}else{console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences on THREE.Geometry. Use THREE.BufferGeometry instead.",this);return}}l=this.BindingType.ArrayElement,this.resolvedProperty=o,this.propertyIndex=s}else o.fromArray!==void 0&&o.toArray!==void 0?(l=this.BindingType.HasFromToArray,this.resolvedProperty=o):Array.isArray(o)?(l=this.BindingType.EntireArray,this.resolvedProperty=o):this.propertyName=i;this.getValue=this.GetterByBindingType[l],this.setValue=this.SetterByBindingTypeAndVersioning[l][a]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}He.Composite=Px;He.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3};He.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2};He.prototype.GetterByBindingType=[He.prototype._getValue_direct,He.prototype._getValue_array,He.prototype._getValue_arrayElement,He.prototype._getValue_toArray];He.prototype.SetterByBindingTypeAndVersioning=[[He.prototype._setValue_direct,He.prototype._setValue_direct_setNeedsUpdate,He.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[He.prototype._setValue_array,He.prototype._setValue_array_setNeedsUpdate,He.prototype._setValue_array_setMatrixWorldNeedsUpdate],[He.prototype._setValue_arrayElement,He.prototype._setValue_arrayElement_setNeedsUpdate,He.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[He.prototype._setValue_fromArray,He.prototype._setValue_fromArray_setNeedsUpdate,He.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class Ix{constructor(e,t,n=null,i=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=n,this.blendMode=i;const s=t.tracks,o=s.length,a=new Array(o),l={endingStart:di,endingEnd:di};for(let c=0;c!==o;++c){const h=s[c].createInterpolant(null);a[c]=h,h.settings=l}this._interpolantSettings=l,this._interpolants=a,this._propertyBindings=new Array(o),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=du,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&this.timeScale!==0&&this._startTime===null&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t,n){if(e.fadeOut(t),this.fadeIn(t),n){const i=this._clip.duration,s=e._clip.duration,o=s/i,a=i/s;e.warp(1,o,t),this.warp(a,1,t)}return this}crossFadeTo(e,t,n){return e.crossFadeFrom(this,t,n)}stopFading(){const e=this._weightInterpolant;return e!==null&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,n){const i=this._mixer,s=i.time,o=this.timeScale;let a=this._timeScaleInterpolant;a===null&&(a=i._lendControlInterpolant(),this._timeScaleInterpolant=a);const l=a.parameterPositions,c=a.sampleValues;return l[0]=s,l[1]=s+n,c[0]=e/o,c[1]=t/o,this}stopWarping(){const e=this._timeScaleInterpolant;return e!==null&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,n,i){if(!this.enabled){this._updateWeight(e);return}const s=this._startTime;if(s!==null){const l=(e-s)*n;if(l<0||n===0)return;this._startTime=null,t=n*l}t*=this._updateTimeScale(e);const o=this._updateTime(t),a=this._updateWeight(e);if(a>0){const l=this._interpolants,c=this._propertyBindings;switch(this.blendMode){case Ul:for(let h=0,u=l.length;h!==u;++h)l[h].evaluate(o),c[h].accumulateAdditive(a);break;case So:default:for(let h=0,u=l.length;h!==u;++h)l[h].evaluate(o),c[h].accumulate(i,a)}}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const n=this._weightInterpolant;if(n!==null){const i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopFading(),i===0&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const n=this._timeScaleInterpolant;n!==null&&(t*=n.evaluate(e)[0],e>n.parameterPositions[1]&&(this.stopWarping(),t===0?this.paused=!0:this.timeScale=t))}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,n=this.loop;let i=this.time+e,s=this._loopCount;const o=n===fu;if(e===0)return s===-1?i:o&&(s&1)===1?t-i:i;if(n===uu){s===-1&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(i>=t)i=t;else if(i<0)i=0;else{this.time=i;break e}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(s===-1&&(e>=0?(s=0,this._setEndings(!0,this.repetitions===0,o)):this._setEndings(this.repetitions===0,!0,o)),i>=t||i<0){const a=Math.floor(i/t);i-=t*a,s+=Math.abs(a);const l=this.repetitions-s;if(l<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=e>0?t:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(l===1){const c=e<0;this._setEndings(c,!c,o)}else this._setEndings(!1,!1,o);this._loopCount=s,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:a})}}else this.time=i;if(o&&(s&1)===1)return t-i}return i}_setEndings(e,t,n){const i=this._interpolantSettings;n?(i.endingStart=fi,i.endingEnd=fi):(e?i.endingStart=this.zeroSlopeAtStart?fi:di:i.endingStart=tr,t?i.endingEnd=this.zeroSlopeAtEnd?fi:di:i.endingEnd=tr)}_scheduleFading(e,t,n){const i=this._mixer,s=i.time;let o=this._weightInterpolant;o===null&&(o=i._lendControlInterpolant(),this._weightInterpolant=o);const a=o.parameterPositions,l=o.sampleValues;return a[0]=s,l[0]=t,a[1]=s+e,l[1]=n,this}}class Dx extends Sn{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(e,t){const n=e._localRoot||this._root,i=e._clip.tracks,s=i.length,o=e._propertyBindings,a=e._interpolants,l=n.uuid,c=this._bindingsByRootAndName;let h=c[l];h===void 0&&(h={},c[l]=h);for(let u=0;u!==s;++u){const d=i[u],f=d.name;let g=h[f];if(g!==void 0)o[u]=g;else{if(g=o[u],g!==void 0){g._cacheIndex===null&&(++g.referenceCount,this._addInactiveBinding(g,l,f));continue}const x=t&&t._propertyBindings[u].binding.parsedPath;g=new bx(He.create(n,f,x),d.ValueTypeName,d.getValueSize()),++g.referenceCount,this._addInactiveBinding(g,l,f),o[u]=g}a[u].resultBuffer=g.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(e._cacheIndex===null){const n=(e._localRoot||this._root).uuid,i=e._clip.uuid,s=this._actionsByClip[i];this._bindAction(e,s&&s.knownActions[0]),this._addInactiveAction(e,i,n)}const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];s.useCount++===0&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];--s.useCount===0&&(s.restoreOriginalState(),this._takeBackBinding(s))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){const t=e._cacheIndex;return t!==null&&t<this._nActiveActions}_addInactiveAction(e,t,n){const i=this._actions,s=this._actionsByClip;let o=s[t];if(o===void 0)o={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,s[t]=o;else{const a=o.knownActions;e._byClipCacheIndex=a.length,a.push(e)}e._cacheIndex=i.length,i.push(e),o.actionByRoot[n]=e}_removeInactiveAction(e){const t=this._actions,n=t[t.length-1],i=e._cacheIndex;n._cacheIndex=i,t[i]=n,t.pop(),e._cacheIndex=null;const s=e._clip.uuid,o=this._actionsByClip,a=o[s],l=a.knownActions,c=l[l.length-1],h=e._byClipCacheIndex;c._byClipCacheIndex=h,l[h]=c,l.pop(),e._byClipCacheIndex=null;const u=a.actionByRoot,d=(e._localRoot||this._root).uuid;delete u[d],l.length===0&&delete o[s],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];--s.referenceCount===0&&this._removeInactiveBinding(s)}}_lendAction(e){const t=this._actions,n=e._cacheIndex,i=this._nActiveActions++,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_takeBackAction(e){const t=this._actions,n=e._cacheIndex,i=--this._nActiveActions,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_addInactiveBinding(e,t,n){const i=this._bindingsByRootAndName,s=this._bindings;let o=i[t];o===void 0&&(o={},i[t]=o),o[n]=e,e._cacheIndex=s.length,s.push(e)}_removeInactiveBinding(e){const t=this._bindings,n=e.binding,i=n.rootNode.uuid,s=n.path,o=this._bindingsByRootAndName,a=o[i],l=t[t.length-1],c=e._cacheIndex;l._cacheIndex=c,t[c]=l,t.pop(),delete a[s],Object.keys(a).length===0&&delete o[i]}_lendBinding(e){const t=this._bindings,n=e._cacheIndex,i=this._nActiveBindings++,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_takeBackBinding(e){const t=this._bindings,n=e._cacheIndex,i=--this._nActiveBindings,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let n=e[t];return n===void 0&&(n=new wc(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer),n.__cacheIndex=t,e[t]=n),n}_takeBackControlInterpolant(e){const t=this._controlInterpolants,n=e.__cacheIndex,i=--this._nActiveControlInterpolants,s=t[i];e.__cacheIndex=i,t[i]=e,s.__cacheIndex=n,t[n]=s}clipAction(e,t,n){const i=t||this._root,s=i.uuid;let o=typeof e=="string"?mo.findByName(i,e):e;const a=o!==null?o.uuid:e,l=this._actionsByClip[a];let c=null;if(n===void 0&&(o!==null?n=o.blendMode:n=So),l!==void 0){const u=l.actionByRoot[s];if(u!==void 0&&u.blendMode===n)return u;c=l.knownActions[0],o===null&&(o=c._clip)}if(o===null)return null;const h=new Ix(this,o,t,n);return this._bindAction(h,c),this._addInactiveAction(h,a,s),h}existingAction(e,t){const n=t||this._root,i=n.uuid,s=typeof e=="string"?mo.findByName(n,e):e,o=s?s.uuid:e,a=this._actionsByClip[o];return a!==void 0&&a.actionByRoot[i]||null}stopAllAction(){const e=this._actions,t=this._nActiveActions;for(let n=t-1;n>=0;--n)e[n].stop();return this}update(e){e*=this.timeScale;const t=this._actions,n=this._nActiveActions,i=this.time+=e,s=Math.sign(e),o=this._accuIndex^=1;for(let c=0;c!==n;++c)t[c]._update(i,e,s,o);const a=this._bindings,l=this._nActiveBindings;for(let c=0;c!==l;++c)a[c].apply(o);return this}setTime(e){this.time=0;for(let t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(e)}getRoot(){return this._root}uncacheClip(e){const t=this._actions,n=e.uuid,i=this._actionsByClip,s=i[n];if(s!==void 0){const o=s.knownActions;for(let a=0,l=o.length;a!==l;++a){const c=o[a];this._deactivateAction(c);const h=c._cacheIndex,u=t[t.length-1];c._cacheIndex=null,c._byClipCacheIndex=null,u._cacheIndex=h,t[h]=u,t.pop(),this._removeInactiveBindingsForAction(c)}delete i[n]}}uncacheRoot(e){const t=e.uuid,n=this._actionsByClip;for(const o in n){const a=n[o].actionByRoot,l=a[t];l!==void 0&&(this._deactivateAction(l),this._removeInactiveAction(l))}const i=this._bindingsByRootAndName,s=i[t];if(s!==void 0)for(const o in s){const a=s[o];a.restoreOriginalState(),this._removeInactiveBinding(a)}}uncacheAction(e,t){const n=this.existingAction(e,t);n!==null&&(this._deactivateAction(n),this._removeInactiveAction(n))}}Dx.prototype._controlInterpolantsResultBuffer=new Float32Array(1);class Nx extends Ci{constructor(e,t,n=1){super(e,t),this.meshPerAttribute=n}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}clone(e){const t=super.clone(e);return t.meshPerAttribute=this.meshPerAttribute,t}toJSON(e){const t=super.toJSON(e);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}}Nx.prototype.isInstancedInterleavedBuffer=!0;class Fx{constructor(e,t,n=0,i=1/0){this.ray=new En(e,t),this.near=n,this.far=i,this.camera=null,this.layers=new Ao,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(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(e,t=!0,n=[]){return go(e,this,n,t),n.sort(yl),n}intersectObjects(e,t=!0,n=[]){for(let i=0,s=e.length;i<s;i++)go(e[i],this,n,t);return n.sort(yl),n}}function yl(r,e){return r.distance-e.distance}function go(r,e,t,n){if(r.layers.test(e.layers)&&r.raycast(e,t),n===!0){const i=r.children;for(let s=0,o=i.length;s<o;s++)go(i[s],e,t,!0)}}class vl{constructor(e=1,t=0,n=0){return this.radius=e,this.phi=t,this.theta=n,this}set(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),this.radius===0?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(gt(t/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}}const un=new T,Js=new pe,$r=new pe;class Ox extends fr{constructor(e){const t=Oc(e),n=new Xe,i=[],s=[],o=new ue(0,0,1),a=new ue(0,1,0);for(let c=0;c<t.length;c++){const h=t[c];h.parent&&h.parent.isBone&&(i.push(0,0,0),i.push(0,0,0),s.push(o.r,o.g,o.b),s.push(a.r,a.g,a.b))}n.setAttribute("position",new lt(i,3)),n.setAttribute("color",new lt(s,3));const l=new Pi({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0});super(n,l),this.type="SkeletonHelper",this.isSkeletonHelper=!0,this.root=e,this.bones=t,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1}updateMatrixWorld(e){const t=this.bones,n=this.geometry,i=n.getAttribute("position");$r.copy(this.root.matrixWorld).invert();for(let s=0,o=0;s<t.length;s++){const a=t[s];a.parent&&a.parent.isBone&&(Js.multiplyMatrices($r,a.matrixWorld),un.setFromMatrixPosition(Js),i.setXYZ(o,un.x,un.y,un.z),Js.multiplyMatrices($r,a.parent.matrixWorld),un.setFromMatrixPosition(Js),i.setXYZ(o+1,un.x,un.y,un.z),o+=2)}n.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}}function Oc(r){const e=[];r&&r.isBone&&e.push(r);for(let t=0;t<r.children.length;t++)e.push.apply(e,Oc(r.children[t]));return e}class Bx extends fr{constructor(e=10,t=10,n=4473924,i=8947848){n=new ue(n),i=new ue(i);const s=t/2,o=e/t,a=e/2,l=[],c=[];for(let d=0,f=0,g=-a;d<=t;d++,g+=o){l.push(-a,0,g,a,0,g),l.push(g,0,-a,g,0,a);const x=d===s?n:i;x.toArray(c,f),f+=3,x.toArray(c,f),f+=3,x.toArray(c,f),f+=3,x.toArray(c,f),f+=3}const h=new Xe;h.setAttribute("position",new lt(l,3)),h.setAttribute("color",new lt(c,3));const u=new Pi({vertexColors:!0,toneMapped:!1});super(h,u),this.type="GridHelper"}}const Ux=new Float32Array(1);new Int32Array(Ux.buffer);At.create=function(r,e){return console.log("THREE.Curve.create() has been deprecated"),r.prototype=Object.create(At.prototype),r.prototype.constructor=r,r.prototype.getPoint=e,r};uo.prototype.fromPoints=function(r){return console.warn("THREE.Path: .fromPoints() has been renamed to .setFromPoints()."),this.setFromPoints(r)};Bx.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")};Ox.prototype.update=function(){console.error("THREE.SkeletonHelper: update() no longer needs to be called.")};nn.prototype.extractUrlBase=function(r){return console.warn("THREE.Loader: .extractUrlBase() has been deprecated. Use THREE.LoaderUtils.extractUrlBase() instead."),Mn.extractUrlBase(r)};nn.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.")}};wt.prototype.center=function(r){return console.warn("THREE.Box3: .center() has been renamed to .getCenter()."),this.getCenter(r)};wt.prototype.empty=function(){return console.warn("THREE.Box3: .empty() has been renamed to .isEmpty()."),this.isEmpty()};wt.prototype.isIntersectionBox=function(r){return console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(r)};wt.prototype.isIntersectionSphere=function(r){return console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(r)};wt.prototype.size=function(r){return console.warn("THREE.Box3: .size() has been renamed to .getSize()."),this.getSize(r)};Tn.prototype.empty=function(){return console.warn("THREE.Sphere: .empty() has been renamed to .isEmpty()."),this.isEmpty()};lr.prototype.setFromMatrix=function(r){return console.warn("THREE.Frustum: .setFromMatrix() has been renamed to .setFromProjectionMatrix()."),this.setFromProjectionMatrix(r)};ut.prototype.flattenToArrayOffset=function(r,e){return console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(r,e)};ut.prototype.multiplyVector3=function(r){return console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead."),r.applyMatrix3(this)};ut.prototype.multiplyVector3Array=function(){console.error("THREE.Matrix3: .multiplyVector3Array() has been removed.")};ut.prototype.applyToBufferAttribute=function(r){return console.warn("THREE.Matrix3: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix3( matrix ) instead."),r.applyMatrix3(this)};ut.prototype.applyToVector3Array=function(){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")};ut.prototype.getInverse=function(r){return console.warn("THREE.Matrix3: .getInverse() has been removed. Use matrixInv.copy( matrix ).invert(); instead."),this.copy(r).invert()};pe.prototype.extractPosition=function(r){return console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition()."),this.copyPosition(r)};pe.prototype.flattenToArrayOffset=function(r,e){return console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(r,e)};pe.prototype.getPosition=function(){return console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead."),new T().setFromMatrixColumn(this,3)};pe.prototype.setRotationFromQuaternion=function(r){return console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion()."),this.makeRotationFromQuaternion(r)};pe.prototype.multiplyToArray=function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")};pe.prototype.multiplyVector3=function(r){return console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead."),r.applyMatrix4(this)};pe.prototype.multiplyVector4=function(r){return console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead."),r.applyMatrix4(this)};pe.prototype.multiplyVector3Array=function(){console.error("THREE.Matrix4: .multiplyVector3Array() has been removed.")};pe.prototype.rotateAxis=function(r){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead."),r.transformDirection(this)};pe.prototype.crossVector=function(r){return console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead."),r.applyMatrix4(this)};pe.prototype.translate=function(){console.error("THREE.Matrix4: .translate() has been removed.")};pe.prototype.rotateX=function(){console.error("THREE.Matrix4: .rotateX() has been removed.")};pe.prototype.rotateY=function(){console.error("THREE.Matrix4: .rotateY() has been removed.")};pe.prototype.rotateZ=function(){console.error("THREE.Matrix4: .rotateZ() has been removed.")};pe.prototype.rotateByAxis=function(){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")};pe.prototype.applyToBufferAttribute=function(r){return console.warn("THREE.Matrix4: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix4( matrix ) instead."),r.applyMatrix4(this)};pe.prototype.applyToVector3Array=function(){console.error("THREE.Matrix4: .applyToVector3Array() has been removed.")};pe.prototype.makeFrustum=function(r,e,t,n,i,s){return console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead."),this.makePerspective(r,e,n,t,i,s)};pe.prototype.getInverse=function(r){return console.warn("THREE.Matrix4: .getInverse() has been removed. Use matrixInv.copy( matrix ).invert(); instead."),this.copy(r).invert()};Kt.prototype.isIntersectionLine=function(r){return console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine()."),this.intersectsLine(r)};at.prototype.multiplyVector3=function(r){return console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead."),r.applyQuaternion(this)};at.prototype.inverse=function(){return console.warn("THREE.Quaternion: .inverse() has been renamed to invert()."),this.invert()};En.prototype.isIntersectionBox=function(r){return console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(r)};En.prototype.isIntersectionPlane=function(r){return console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane()."),this.intersectsPlane(r)};En.prototype.isIntersectionSphere=function(r){return console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(r)};et.prototype.area=function(){return console.warn("THREE.Triangle: .area() has been renamed to .getArea()."),this.getArea()};et.prototype.barycoordFromPoint=function(r,e){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),this.getBarycoord(r,e)};et.prototype.midpoint=function(r){return console.warn("THREE.Triangle: .midpoint() has been renamed to .getMidpoint()."),this.getMidpoint(r)};et.prototypenormal=function(r){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),this.getNormal(r)};et.prototype.plane=function(r){return console.warn("THREE.Triangle: .plane() has been renamed to .getPlane()."),this.getPlane(r)};et.barycoordFromPoint=function(r,e,t,n,i){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),et.getBarycoord(r,e,t,n,i)};et.normal=function(r,e,t,n){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),et.getNormal(r,e,t,n)};ps.prototype.extractAllPoints=function(r){return console.warn("THREE.Shape: .extractAllPoints() has been removed. Use .extractPoints() instead."),this.extractPoints(r)};ps.prototype.extrude=function(r){return console.warn("THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead."),new Ii(this,r)};ps.prototype.makeGeometry=function(r){return console.warn("THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead."),new Vo(this,r)};j.prototype.fromAttribute=function(r,e,t){return console.warn("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(r,e,t)};j.prototype.distanceToManhattan=function(r){return console.warn("THREE.Vector2: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(r)};j.prototype.lengthManhattan=function(){return console.warn("THREE.Vector2: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()};T.prototype.setEulerFromRotationMatrix=function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")};T.prototype.setEulerFromQuaternion=function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")};T.prototype.getPositionFromMatrix=function(r){return console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition()."),this.setFromMatrixPosition(r)};T.prototype.getScaleFromMatrix=function(r){return console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale()."),this.setFromMatrixScale(r)};T.prototype.getColumnFromMatrix=function(r,e){return console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn()."),this.setFromMatrixColumn(e,r)};T.prototype.applyProjection=function(r){return console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead."),this.applyMatrix4(r)};T.prototype.fromAttribute=function(r,e,t){return console.warn("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(r,e,t)};T.prototype.distanceToManhattan=function(r){return console.warn("THREE.Vector3: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(r)};T.prototype.lengthManhattan=function(){return console.warn("THREE.Vector3: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()};qe.prototype.fromAttribute=function(r,e,t){return console.warn("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(r,e,t)};qe.prototype.lengthManhattan=function(){return console.warn("THREE.Vector4: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()};ke.prototype.getChildByName=function(r){return console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName()."),this.getObjectByName(r)};ke.prototype.renderDepth=function(){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")};ke.prototype.translate=function(r,e){return console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead."),this.translateOnAxis(e,r)};ke.prototype.getWorldRotation=function(){console.error("THREE.Object3D: .getWorldRotation() has been removed. Use THREE.Object3D.getWorldQuaternion( target ) instead.")};ke.prototype.applyMatrix=function(r){return console.warn("THREE.Object3D: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(r)};Object.defineProperties(ke.prototype,{eulerOrder:{get:function(){return console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order},set:function(r){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order=r}},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.")}}});xt.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(xt.prototype,{drawMode:{get:function(){return console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode."),pu},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.")}}});Fo.prototype.initBones=function(){console.error("THREE.SkinnedMesh: initBones() has been removed.")};pt.prototype.setLens=function(r,e){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup."),e!==void 0&&(this.filmGauge=e),this.setFocalLength(r)};Object.defineProperties(kt.prototype,{onlyShadow:{set:function(){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(r){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov."),this.shadow.camera.fov=r}},shadowCameraLeft:{set:function(r){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left."),this.shadow.camera.left=r}},shadowCameraRight:{set:function(r){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right."),this.shadow.camera.right=r}},shadowCameraTop:{set:function(r){console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top."),this.shadow.camera.top=r}},shadowCameraBottom:{set:function(r){console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom."),this.shadow.camera.bottom=r}},shadowCameraNear:{set:function(r){console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near."),this.shadow.camera.near=r}},shadowCameraFar:{set:function(r){console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far."),this.shadow.camera.far=r}},shadowCameraVisible:{set:function(){console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.")}},shadowBias:{set:function(r){console.warn("THREE.Light: .shadowBias is now .shadow.bias."),this.shadow.bias=r}},shadowDarkness:{set:function(){console.warn("THREE.Light: .shadowDarkness has been removed.")}},shadowMapWidth:{set:function(r){console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width."),this.shadow.mapSize.width=r}},shadowMapHeight:{set:function(r){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height."),this.shadow.mapSize.height=r}}});Object.defineProperties($e.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."),this.usage===nr},set:function(){console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.setUsage(nr)}}});$e.prototype.setDynamic=function(r){return console.warn("THREE.BufferAttribute: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(r===!0?nr:is),this};$e.prototype.copyIndicesArray=function(){console.error("THREE.BufferAttribute: .copyIndicesArray() has been removed.")},$e.prototype.setArray=function(){console.error("THREE.BufferAttribute: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")};Xe.prototype.addIndex=function(r){console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex()."),this.setIndex(r)};Xe.prototype.addAttribute=function(r,e){return console.warn("THREE.BufferGeometry: .addAttribute() has been renamed to .setAttribute()."),!(e&&e.isBufferAttribute)&&!(e&&e.isInterleavedBufferAttribute)?(console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.setAttribute(r,new $e(arguments[1],arguments[2]))):r==="index"?(console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(e),this):this.setAttribute(r,e)};Xe.prototype.addDrawCall=function(r,e,t){t!==void 0&&console.warn("THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset."),console.warn("THREE.BufferGeometry: .addDrawCall() is now .addGroup()."),this.addGroup(r,e)};Xe.prototype.clearDrawCalls=function(){console.warn("THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups()."),this.clearGroups()};Xe.prototype.computeOffsets=function(){console.warn("THREE.BufferGeometry: .computeOffsets() has been removed.")};Xe.prototype.removeAttribute=function(r){return console.warn("THREE.BufferGeometry: .removeAttribute() has been renamed to .deleteAttribute()."),this.deleteAttribute(r)};Xe.prototype.applyMatrix=function(r){return console.warn("THREE.BufferGeometry: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(r)};Object.defineProperties(Xe.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}}});Ci.prototype.setDynamic=function(r){return console.warn("THREE.InterleavedBuffer: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(r===!0?nr:is),this};Ci.prototype.setArray=function(){console.error("THREE.InterleavedBuffer: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")};Ii.prototype.getArrays=function(){console.error("THREE.ExtrudeGeometry: .getArrays() has been removed.")};Ii.prototype.addShapeList=function(){console.error("THREE.ExtrudeGeometry: .addShapeList() has been removed.")};Ii.prototype.addShape=function(){console.error("THREE.ExtrudeGeometry: .addShape() has been removed.")};No.prototype.dispose=function(){console.error("THREE.Scene: .dispose() has been removed.")};Object.defineProperties(rt.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 ue}},shading:{get:function(){console.error("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead.")},set:function(r){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=r===Dl}},stencilMask:{get:function(){return console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask},set:function(r){console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask=r}},vertexTangents:{get:function(){console.warn("THREE."+this.type+": .vertexTangents has been removed.")},set:function(){console.warn("THREE."+this.type+": .vertexTangents has been removed.")}}});Object.defineProperties(bn.prototype,{derivatives:{get:function(){return console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives},set:function(r){console.warn("THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives=r}}});Ge.prototype.clearTarget=function(r,e,t,n){console.warn("THREE.WebGLRenderer: .clearTarget() has been deprecated. Use .setRenderTarget() and .clear() instead."),this.setRenderTarget(r),this.clear(e,t,n)};Ge.prototype.animate=function(r){console.warn("THREE.WebGLRenderer: .animate() is now .setAnimationLoop()."),this.setAnimationLoop(r)};Ge.prototype.getCurrentRenderTarget=function(){return console.warn("THREE.WebGLRenderer: .getCurrentRenderTarget() is now .getRenderTarget()."),this.getRenderTarget()};Ge.prototype.getMaxAnisotropy=function(){return console.warn("THREE.WebGLRenderer: .getMaxAnisotropy() is now .capabilities.getMaxAnisotropy()."),this.capabilities.getMaxAnisotropy()};Ge.prototype.getPrecision=function(){return console.warn("THREE.WebGLRenderer: .getPrecision() is now .capabilities.precision."),this.capabilities.precision};Ge.prototype.resetGLState=function(){return console.warn("THREE.WebGLRenderer: .resetGLState() is now .state.reset()."),this.state.reset()};Ge.prototype.supportsFloatTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( 'OES_texture_float' )."),this.extensions.get("OES_texture_float")};Ge.prototype.supportsHalfFloatTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( 'OES_texture_half_float' )."),this.extensions.get("OES_texture_half_float")};Ge.prototype.supportsStandardDerivatives=function(){return console.warn("THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( 'OES_standard_derivatives' )."),this.extensions.get("OES_standard_derivatives")};Ge.prototype.supportsCompressedTextureS3TC=function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( 'WEBGL_compressed_texture_s3tc' )."),this.extensions.get("WEBGL_compressed_texture_s3tc")};Ge.prototype.supportsCompressedTexturePVRTC=function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( 'WEBGL_compressed_texture_pvrtc' )."),this.extensions.get("WEBGL_compressed_texture_pvrtc")};Ge.prototype.supportsBlendMinMax=function(){return console.warn("THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( 'EXT_blend_minmax' )."),this.extensions.get("EXT_blend_minmax")};Ge.prototype.supportsVertexTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsVertexTextures() is now .capabilities.vertexTextures."),this.capabilities.vertexTextures};Ge.prototype.supportsInstancedArrays=function(){return console.warn("THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( 'ANGLE_instanced_arrays' )."),this.extensions.get("ANGLE_instanced_arrays")};Ge.prototype.enableScissorTest=function(r){console.warn("THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest()."),this.setScissorTest(r)};Ge.prototype.initMaterial=function(){console.warn("THREE.WebGLRenderer: .initMaterial() has been removed.")};Ge.prototype.addPrePlugin=function(){console.warn("THREE.WebGLRenderer: .addPrePlugin() has been removed.")};Ge.prototype.addPostPlugin=function(){console.warn("THREE.WebGLRenderer: .addPostPlugin() has been removed.")};Ge.prototype.updateShadowMap=function(){console.warn("THREE.WebGLRenderer: .updateShadowMap() has been removed.")};Ge.prototype.setFaceCulling=function(){console.warn("THREE.WebGLRenderer: .setFaceCulling() has been removed.")};Ge.prototype.allocTextureUnit=function(){console.warn("THREE.WebGLRenderer: .allocTextureUnit() has been removed.")};Ge.prototype.setTexture=function(){console.warn("THREE.WebGLRenderer: .setTexture() has been removed.")};Ge.prototype.setTexture2D=function(){console.warn("THREE.WebGLRenderer: .setTexture2D() has been removed.")};Ge.prototype.setTextureCube=function(){console.warn("THREE.WebGLRenderer: .setTextureCube() has been removed.")};Ge.prototype.getActiveMipMapLevel=function(){return console.warn("THREE.WebGLRenderer: .getActiveMipMapLevel() is now .getActiveMipmapLevel()."),this.getActiveMipmapLevel()};Object.defineProperties(Ge.prototype,{shadowMapEnabled:{get:function(){return this.shadowMap.enabled},set:function(r){console.warn("THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled."),this.shadowMap.enabled=r}},shadowMapType:{get:function(){return this.shadowMap.type},set:function(r){console.warn("THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type."),this.shadowMap.type=r}},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(r){console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),this.outputEncoding=r===!0?Ht:Dt}},toneMappingWhitePoint:{get:function(){return console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed."),1},set:function(){console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed.")}},gammaFactor:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaFactor has been removed."),2},set:function(){console.warn("THREE.WebGLRenderer: .gammaFactor has been removed.")}}});Object.defineProperties(lc.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(Et.prototype,{wrapS:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS},set:function(r){console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS=r}},wrapT:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT},set:function(r){console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT=r}},magFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter},set:function(r){console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter=r}},minFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter},set:function(r){console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter=r}},anisotropy:{get:function(){return console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy},set:function(r){console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy=r}},offset:{get:function(){return console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset},set:function(r){console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset=r}},repeat:{get:function(){return console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat},set:function(r){console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat=r}},format:{get:function(){return console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format},set:function(r){console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format=r}},type:{get:function(){return console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type},set:function(r){console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type=r}},generateMipmaps:{get:function(){return console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps},set:function(r){console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps=r}}});Mx.prototype.load=function(r){console.warn("THREE.Audio: .load has been deprecated. Use THREE.AudioLoader instead.");const e=this;return new _x().load(r,function(n){e.setBuffer(n)}),this};Ro.prototype.updateCubeMap=function(r,e){return console.warn("THREE.CubeCamera: .updateCubeMap() is now .update()."),this.update(r,e)};Ro.prototype.clear=function(r,e,t,n){return console.warn("THREE.CubeCamera: .clear() is now .renderTarget.clear()."),this.renderTarget.clear(r,e,t,n)};Ai.crossOrigin=void 0;Ai.loadTexture=function(r,e,t,n){console.warn("THREE.ImageUtils.loadTexture has been deprecated. Use THREE.TextureLoader() instead.");const i=new Ac;i.setCrossOrigin(this.crossOrigin);const s=i.load(r,t,void 0,n);return e&&(s.mapping=e),s};Ai.loadTextureCube=function(r,e,t,n){console.warn("THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.");const i=new fx;i.setCrossOrigin(this.crossOrigin);const s=i.load(r,t,void 0,n);return e&&(s.mapping=e),s};Ai.loadCompressedTexture=function(){console.error("THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.")};Ai.loadCompressedTextureCube=function(){console.error("THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.")};typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:bo}}));typeof window<"u"&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=bo);function zx(r){return new TextDecoder().decode(r)}class Bc{constructor(e,t,n,i){this.buffer=e,this.binOffset=t+n,this.binLength=i;let s=null;if(n!==0){const o=new Uint8Array(e,t,n);s=JSON.parse(zx(o))}else s={};this.header=s}getKeys(){return Object.keys(this.header)}getData(e,t,n=null,i=null){const s=this.header;if(!(e in s))return null;const o=s[e];if(o instanceof Object){if(Array.isArray(o))return o;{const{buffer:a,binOffset:l,binLength:c}=this,h=o.byteOffset||0,u=o.type||i,d=o.componentType||n;if("type"in o&&i&&o.type!==i)throw new Error("FeatureTable: Specified type does not match expected type.");let f;switch(u){case"SCALAR":f=1;break;case"VEC2":f=2;break;case"VEC3":f=3;break;case"VEC4":f=4;break;default:throw new Error(`FeatureTable : Feature type not provided for "${e}".`)}let g;const x=l+h,_=t*f;switch(d){case"BYTE":g=new Int8Array(a,x,_);break;case"UNSIGNED_BYTE":g=new Uint8Array(a,x,_);break;case"SHORT":g=new Int16Array(a,x,_);break;case"UNSIGNED_SHORT":g=new Uint16Array(a,x,_);break;case"INT":g=new Int32Array(a,x,_);break;case"UNSIGNED_INT":g=new Uint32Array(a,x,_);break;case"FLOAT":g=new Float32Array(a,x,_);break;case"DOUBLE":g=new Float64Array(a,x,_);break;default:throw new Error(`FeatureTable : Feature component type not provided for "${e}".`)}if(x+_*g.BYTES_PER_ELEMENT>l+c)throw new Error("FeatureTable: Feature data read outside binary body length.");return g}}else return o}}class Hx extends Bc{constructor(e,t,n,i,s){super(e,n,i,s),this.batchSize=t}getData(e,t=null,n=null){return super.getData(e,this.batchSize,t,n)}}class kx{constructor(){this.fetchOptions={},this.workingPath=""}load(e){return fetch(e,this.fetchOptions).then(t=>{if(!t.ok)throw new Error(`Failed to load file "${e}" with status ${t.status} : ${t.statusText}`);return t.arrayBuffer()}).then(t=>(this.workingPath===""&&(this.workingPath=this.workingPathForURL(e)),this.parse(t)))}resolveExternalURL(e){return/^[^\\/]/.test(e)?this.workingPath+"/"+e:e}workingPathForURL(e){const t=e.split(/[\\/]/g);return t.pop(),t.join("/")+"/"}parse(e){throw new Error("LoaderBase: Parse not implemented.")}}function Gx(r){let e;if(r instanceof DataView?e=r:e=new DataView(r),String.fromCharCode(e.getUint8(0))==="{")return null;let t="";for(let n=0;n<4;n++)t+=String.fromCharCode(e.getUint8(n));return t}class Vx extends kx{parse(e){const t=new DataView(e),n=Gx(t);console.assert(n==="b3dm");const i=t.getUint32(4,!0);console.assert(i===1);const s=t.getUint32(8,!0);console.assert(s===e.byteLength);const o=t.getUint32(12,!0),a=t.getUint32(16,!0),l=t.getUint32(20,!0),c=t.getUint32(24,!0),h=28,u=e.slice(h,h+o+a),d=new Bc(u,0,o,a),f=h+o+a,g=e.slice(f,f+l+c),x=new Hx(g,d.getData("BATCH_LENGTH"),0,l,c),_=f+l+c,p=new Uint8Array(e,_,s-_);return{version:i,featureTable:d,batchTable:x,glbBytes:p}}}class Wx extends nn{constructor(e){super(e),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register(function(t){return new Yx(t)}),this.register(function(t){return new e_(t)}),this.register(function(t){return new t_(t)}),this.register(function(t){return new Zx(t)}),this.register(function(t){return new Jx(t)}),this.register(function(t){return new Kx(t)}),this.register(function(t){return new $x(t)}),this.register(function(t){return new Qx(t)}),this.register(function(t){return new jx(t)}),this.register(function(t){return new n_(t)})}load(e,t,n,i){const s=this;let o;this.resourcePath!==""?o=this.resourcePath:this.path!==""?o=this.path:o=Mn.extractUrlBase(e),this.manager.itemStart(e);const a=function(c){i?i(c):console.error(c),s.manager.itemError(e),s.manager.itemEnd(e)},l=new Wo(this.manager);l.setPath(this.path),l.setResponseType("arraybuffer"),l.setRequestHeader(this.requestHeader),l.setWithCredentials(this.withCredentials),l.load(e,function(c){try{s.parse(c,o,function(h){t(h),s.manager.itemEnd(e)},a)}catch(h){a(h)}},n,a)}setDRACOLoader(e){return this.dracoLoader=e,this}setDDSLoader(){throw new Error('THREE.GLTFLoader: "MSFT_texture_dds" no longer supported. Please update to "KHR_texture_basisu".')}setKTX2Loader(e){return this.ktx2Loader=e,this}setMeshoptDecoder(e){return this.meshoptDecoder=e,this}register(e){return this.pluginCallbacks.indexOf(e)===-1&&this.pluginCallbacks.push(e),this}unregister(e){return this.pluginCallbacks.indexOf(e)!==-1&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this}parse(e,t,n,i){let s;const o={},a={};if(typeof e=="string")s=e;else if(Mn.decodeText(new Uint8Array(e,0,4))===Uc){try{o[Oe.KHR_BINARY_GLTF]=new i_(e)}catch(u){i&&i(u);return}s=o[Oe.KHR_BINARY_GLTF].content}else s=Mn.decodeText(new Uint8Array(e));const l=JSON.parse(s);if(l.asset===void 0||l.asset.version[0]<2){i&&i(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported."));return}const c=new m_(l,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});c.fileLoader.setRequestHeader(this.requestHeader);for(let h=0;h<this.pluginCallbacks.length;h++){const u=this.pluginCallbacks[h](c);a[u.name]=u,o[u.name]=!0}if(l.extensionsUsed)for(let h=0;h<l.extensionsUsed.length;++h){const u=l.extensionsUsed[h],d=l.extensionsRequired||[];switch(u){case Oe.KHR_MATERIALS_UNLIT:o[u]=new Xx;break;case Oe.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:o[u]=new o_;break;case Oe.KHR_DRACO_MESH_COMPRESSION:o[u]=new s_(l,this.dracoLoader);break;case Oe.KHR_TEXTURE_TRANSFORM:o[u]=new r_;break;case Oe.KHR_MESH_QUANTIZATION:o[u]=new a_;break;default:d.indexOf(u)>=0&&a[u]===void 0&&console.warn('THREE.GLTFLoader: Unknown extension "'+u+'".')}}c.setExtensions(o),c.setPlugins(a),c.parse(n,i)}parseAsync(e,t){const n=this;return new Promise(function(i,s){n.parse(e,t,i,s)})}}function qx(){let r={};return{get:function(e){return r[e]},add:function(e,t){r[e]=t},remove:function(e){delete r[e]},removeAll:function(){r={}}}}const Oe={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_IOR:"KHR_materials_ior",KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:"KHR_materials_pbrSpecularGlossiness",KHR_MATERIALS_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",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"};class jx{constructor(e){this.parser=e,this.name=Oe.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const e=this.parser,t=this.parser.json.nodes||[];for(let n=0,i=t.length;n<i;n++){const s=t[n];s.extensions&&s.extensions[this.name]&&s.extensions[this.name].light!==void 0&&e._addNodeRef(this.cache,s.extensions[this.name].light)}}_loadLight(e){const t=this.parser,n="light:"+e;let i=t.cache.get(n);if(i)return i;const s=t.json,l=((s.extensions&&s.extensions[this.name]||{}).lights||[])[e];let c;const h=new ue(16777215);l.color!==void 0&&h.fromArray(l.color);const u=l.range!==void 0?l.range:0;switch(l.type){case"directional":c=new jo(h),c.target.position.set(0,0,-1),c.add(c.target);break;case"point":c=new Pc(h),c.distance=u;break;case"spot":c=new Rc(h),c.distance=u,l.spot=l.spot||{},l.spot.innerConeAngle=l.spot.innerConeAngle!==void 0?l.spot.innerConeAngle:0,l.spot.outerConeAngle=l.spot.outerConeAngle!==void 0?l.spot.outerConeAngle:Math.PI/4,c.angle=l.spot.outerConeAngle,c.penumbra=1-l.spot.innerConeAngle/l.spot.outerConeAngle,c.target.position.set(0,0,-1),c.add(c.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+l.type)}return c.position.set(0,0,0),c.decay=2,l.intensity!==void 0&&(c.intensity=l.intensity),c.name=t.createUniqueName(l.name||"light_"+e),i=Promise.resolve(c),t.cache.add(n,i),i}createNodeAttachment(e){const t=this,n=this.parser,s=n.json.nodes[e],a=(s.extensions&&s.extensions[this.name]||{}).light;return a===void 0?null:this._loadLight(a).then(function(l){return n._getNodeRef(t.cache,a,l)})}}class Xx{constructor(){this.name=Oe.KHR_MATERIALS_UNLIT}getMaterialType(){return pn}extendParams(e,t,n){const i=[];e.color=new ue(1,1,1),e.opacity=1;const s=t.pbrMetallicRoughness;if(s){if(Array.isArray(s.baseColorFactor)){const o=s.baseColorFactor;e.color.fromArray(o),e.opacity=o[3]}s.baseColorTexture!==void 0&&i.push(n.assignTexture(e,"map",s.baseColorTexture))}return Promise.all(i)}}class Yx{constructor(e){this.parser=e,this.name=Oe.KHR_MATERIALS_CLEARCOAT}getMaterialType(e){const n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Gn}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[],o=i.extensions[this.name];if(o.clearcoatFactor!==void 0&&(t.clearcoat=o.clearcoatFactor),o.clearcoatTexture!==void 0&&s.push(n.assignTexture(t,"clearcoatMap",o.clearcoatTexture)),o.clearcoatRoughnessFactor!==void 0&&(t.clearcoatRoughness=o.clearcoatRoughnessFactor),o.clearcoatRoughnessTexture!==void 0&&s.push(n.assignTexture(t,"clearcoatRoughnessMap",o.clearcoatRoughnessTexture)),o.clearcoatNormalTexture!==void 0&&(s.push(n.assignTexture(t,"clearcoatNormalMap",o.clearcoatNormalTexture)),o.clearcoatNormalTexture.scale!==void 0)){const a=o.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new j(a,a)}return Promise.all(s)}}class Zx{constructor(e){this.parser=e,this.name=Oe.KHR_MATERIALS_SHEEN}getMaterialType(e){const n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Gn}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[];t.sheenColor=new ue(0,0,0),t.sheenRoughness=0,t.sheen=1;const o=i.extensions[this.name];return o.sheenColorFactor!==void 0&&t.sheenColor.fromArray(o.sheenColorFactor),o.sheenRoughnessFactor!==void 0&&(t.sheenRoughness=o.sheenRoughnessFactor),o.sheenColorTexture!==void 0&&s.push(n.assignTexture(t,"sheenColorMap",o.sheenColorTexture)),o.sheenRoughnessTexture!==void 0&&s.push(n.assignTexture(t,"sheenRoughnessMap",o.sheenRoughnessTexture)),Promise.all(s)}}class Jx{constructor(e){this.parser=e,this.name=Oe.KHR_MATERIALS_TRANSMISSION}getMaterialType(e){const n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Gn}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[],o=i.extensions[this.name];return o.transmissionFactor!==void 0&&(t.transmission=o.transmissionFactor),o.transmissionTexture!==void 0&&s.push(n.assignTexture(t,"transmissionMap",o.transmissionTexture)),Promise.all(s)}}class Kx{constructor(e){this.parser=e,this.name=Oe.KHR_MATERIALS_VOLUME}getMaterialType(e){const n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Gn}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[],o=i.extensions[this.name];t.thickness=o.thicknessFactor!==void 0?o.thicknessFactor:0,o.thicknessTexture!==void 0&&s.push(n.assignTexture(t,"thicknessMap",o.thicknessTexture)),t.attenuationDistance=o.attenuationDistance||0;const a=o.attenuationColor||[1,1,1];return t.attenuationColor=new ue(a[0],a[1],a[2]),Promise.all(s)}}class $x{constructor(e){this.parser=e,this.name=Oe.KHR_MATERIALS_IOR}getMaterialType(e){const n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Gn}extendMaterialParams(e,t){const i=this.parser.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=i.extensions[this.name];return t.ior=s.ior!==void 0?s.ior:1.5,Promise.resolve()}}class Qx{constructor(e){this.parser=e,this.name=Oe.KHR_MATERIALS_SPECULAR}getMaterialType(e){const n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Gn}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[],o=i.extensions[this.name];t.specularIntensity=o.specularFactor!==void 0?o.specularFactor:1,o.specularTexture!==void 0&&s.push(n.assignTexture(t,"specularIntensityMap",o.specularTexture));const a=o.specularColorFactor||[1,1,1];return t.specularColor=new ue(a[0],a[1],a[2]),o.specularColorTexture!==void 0&&s.push(n.assignTexture(t,"specularColorMap",o.specularColorTexture).then(function(l){l.encoding=Ht})),Promise.all(s)}}class e_{constructor(e){this.parser=e,this.name=Oe.KHR_TEXTURE_BASISU}loadTexture(e){const t=this.parser,n=t.json,i=n.textures[e];if(!i.extensions||!i.extensions[this.name])return null;const s=i.extensions[this.name],o=n.images[s.source],a=t.options.ktx2Loader;if(!a){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,o,a)}}class t_{constructor(e){this.parser=e,this.name=Oe.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(e){const t=this.name,n=this.parser,i=n.json,s=i.textures[e];if(!s.extensions||!s.extensions[t])return null;const o=s.extensions[t],a=i.images[o.source];let l=n.textureLoader;if(a.uri){const c=n.options.manager.getHandler(a.uri);c!==null&&(l=c)}return this.detectSupport().then(function(c){if(c)return n.loadTextureImage(e,a,l);if(i.extensionsRequired&&i.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return n.loadTexture(e)})}detectSupport(){return this.isSupported||(this.isSupported=new Promise(function(e){const t=new Image;t.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",t.onload=t.onerror=function(){e(t.height===1)}})),this.isSupported}}class n_{constructor(e){this.name=Oe.EXT_MESHOPT_COMPRESSION,this.parser=e}loadBufferView(e){const t=this.parser.json,n=t.bufferViews[e];if(n.extensions&&n.extensions[this.name]){const i=n.extensions[this.name],s=this.parser.getDependency("buffer",i.buffer),o=this.parser.options.meshoptDecoder;if(!o||!o.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([s,o.ready]).then(function(a){const l=i.byteOffset||0,c=i.byteLength||0,h=i.count,u=i.byteStride,d=new ArrayBuffer(h*u),f=new Uint8Array(a[0],l,c);return o.decodeGltfBuffer(new Uint8Array(d),h,u,f,i.mode,i.filter),d})}else return null}}const Uc="glTF",ji=12,Ml={JSON:1313821514,BIN:5130562};class i_{constructor(e){this.name=Oe.KHR_BINARY_GLTF,this.content=null,this.body=null;const t=new DataView(e,0,ji);if(this.header={magic:Mn.decodeText(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==Uc)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const n=this.header.length-ji,i=new DataView(e,ji);let s=0;for(;s<n;){const o=i.getUint32(s,!0);s+=4;const a=i.getUint32(s,!0);if(s+=4,a===Ml.JSON){const l=new Uint8Array(e,ji+s,o);this.content=Mn.decodeText(l)}else if(a===Ml.BIN){const l=ji+s;this.body=e.slice(l,l+o)}s+=o}if(this.content===null)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class s_{constructor(e,t){if(!t)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=Oe.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=t,this.dracoLoader.preload()}decodePrimitive(e,t){const n=this.json,i=this.dracoLoader,s=e.extensions[this.name].bufferView,o=e.extensions[this.name].attributes,a={},l={},c={};for(const h in o){const u=_o[h]||h.toLowerCase();a[u]=o[h]}for(const h in e.attributes){const u=_o[h]||h.toLowerCase();if(o[h]!==void 0){const d=n.accessors[e.attributes[h]],f=hs[d.componentType];c[u]=f,l[u]=d.normalized===!0}}return t.getDependency("bufferView",s).then(function(h){return new Promise(function(u){i.decodeDracoFile(h,function(d){for(const f in d.attributes){const g=d.attributes[f],x=l[f];x!==void 0&&(g.normalized=x)}u(d)},a,c)})})}}class r_{constructor(){this.name=Oe.KHR_TEXTURE_TRANSFORM}extendTexture(e,t){return t.texCoord!==void 0&&console.warn('THREE.GLTFLoader: Custom UV sets in "'+this.name+'" extension not yet supported.'),t.offset===void 0&&t.rotation===void 0&&t.scale===void 0||(e=e.clone(),t.offset!==void 0&&e.offset.fromArray(t.offset),t.rotation!==void 0&&(e.rotation=t.rotation),t.scale!==void 0&&e.repeat.fromArray(t.scale),e.needsUpdate=!0),e}}class xo extends ms{constructor(e){super(),this.isGLTFSpecularGlossinessMaterial=!0;const t=["#ifdef USE_SPECULARMAP","	uniform sampler2D specularMap;","#endif"].join(`
`),n=["#ifdef USE_GLOSSINESSMAP","	uniform sampler2D glossinessMap;","#endif"].join(`
`),i=["vec3 specularFactor = specular;","#ifdef USE_SPECULARMAP","	vec4 texelSpecular = texture2D( specularMap, vUv );","	texelSpecular = sRGBToLinear( texelSpecular );","	// reads channel RGB, compatible with a glTF Specular-Glossiness (RGBA) texture","	specularFactor *= texelSpecular.rgb;","#endif"].join(`
`),s=["float glossinessFactor = glossiness;","#ifdef USE_GLOSSINESSMAP","	vec4 texelGlossiness = texture2D( glossinessMap, vUv );","	// reads channel A, compatible with a glTF Specular-Glossiness (RGBA) texture","	glossinessFactor *= texelGlossiness.a;","#endif"].join(`
`),o=["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.roughness = max( 1.0 - glossinessFactor, 0.0525 ); // 0.0525 corresponds to the base mip of a 256 cubemap.","material.roughness += geometryRoughness;","material.roughness = min( material.roughness, 1.0 );","material.specularColor = specularFactor;"].join(`
`),a={specular:{value:new ue().setHex(16777215)},glossiness:{value:1},specularMap:{value:null},glossinessMap:{value:null}};this._extraUniforms=a,this.onBeforeCompile=function(l){for(const c in a)l.uniforms[c]=a[c];l.fragmentShader=l.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>",s).replace("#include <lights_physical_fragment>",o)},Object.defineProperties(this,{specular:{get:function(){return a.specular.value},set:function(l){a.specular.value=l}},specularMap:{get:function(){return a.specularMap.value},set:function(l){a.specularMap.value=l,l?this.defines.USE_SPECULARMAP="":delete this.defines.USE_SPECULARMAP}},glossiness:{get:function(){return a.glossiness.value},set:function(l){a.glossiness.value=l}},glossinessMap:{get:function(){return a.glossinessMap.value},set:function(l){a.glossinessMap.value=l,l?(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)}copy(e){return super.copy(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}}class o_{constructor(){this.name=Oe.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS,this.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(){return xo}extendParams(e,t,n){const i=t.extensions[this.name];e.color=new ue(1,1,1),e.opacity=1;const s=[];if(Array.isArray(i.diffuseFactor)){const o=i.diffuseFactor;e.color.fromArray(o),e.opacity=o[3]}if(i.diffuseTexture!==void 0&&s.push(n.assignTexture(e,"map",i.diffuseTexture)),e.emissive=new ue(0,0,0),e.glossiness=i.glossinessFactor!==void 0?i.glossinessFactor:1,e.specular=new ue(1,1,1),Array.isArray(i.specularFactor)&&e.specular.fromArray(i.specularFactor),i.specularGlossinessTexture!==void 0){const o=i.specularGlossinessTexture;s.push(n.assignTexture(e,"glossinessMap",o)),s.push(n.assignTexture(e,"specularMap",o))}return Promise.all(s)}createMaterial(e){const t=new xo(e);return t.fog=!0,t.color=e.color,t.map=e.map===void 0?null:e.map,t.lightMap=null,t.lightMapIntensity=1,t.aoMap=e.aoMap===void 0?null:e.aoMap,t.aoMapIntensity=1,t.emissive=e.emissive,t.emissiveIntensity=1,t.emissiveMap=e.emissiveMap===void 0?null:e.emissiveMap,t.bumpMap=e.bumpMap===void 0?null:e.bumpMap,t.bumpScale=1,t.normalMap=e.normalMap===void 0?null:e.normalMap,t.normalMapType=kn,e.normalScale&&(t.normalScale=e.normalScale),t.displacementMap=null,t.displacementScale=1,t.displacementBias=0,t.specularMap=e.specularMap===void 0?null:e.specularMap,t.specular=e.specular,t.glossinessMap=e.glossinessMap===void 0?null:e.glossinessMap,t.glossiness=e.glossiness,t.alphaMap=null,t.envMap=e.envMap===void 0?null:e.envMap,t.envMapIntensity=1,t.refractionRatio=.98,t}}class a_{constructor(){this.name=Oe.KHR_MESH_QUANTIZATION}}class Hn extends tn{constructor(e,t,n,i){super(e,t,n,i)}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,s=e*i*3+i;for(let o=0;o!==i;o++)t[o]=n[s+o];return t}}Hn.prototype.beforeStart_=Hn.prototype.copySampleValue_;Hn.prototype.afterEnd_=Hn.prototype.copySampleValue_;Hn.prototype.interpolate_=function(r,e,t,n){const i=this.resultBuffer,s=this.sampleValues,o=this.valueSize,a=o*2,l=o*3,c=n-e,h=(t-e)/c,u=h*h,d=u*h,f=r*l,g=f-l,x=-2*d+3*u,_=d-u,p=1-x,m=_-u+h;for(let R=0;R!==o;R++){const y=s[g+R+o],E=s[g+R+a]*c,C=s[f+R+o],P=s[f+R]*c;i[R]=p*y+m*E+x*C+_*P}return i};const l_=new at;class c_ extends Hn{interpolate_(e,t,n,i){const s=super.interpolate_(e,t,n,i);return l_.fromArray(s).normalize().toArray(s),s}}const Jt={FLOAT:5126,FLOAT_MAT3:35675,FLOAT_MAT4:35676,FLOAT_VEC2:35664,FLOAT_VEC3:35665,FLOAT_VEC4:35666,LINEAR:9729,REPEAT:10497,SAMPLER_2D:35678,POINTS:0,LINES:1,LINE_LOOP:2,LINE_STRIP:3,TRIANGLES:4,TRIANGLE_STRIP:5,TRIANGLE_FAN:6,UNSIGNED_BYTE:5121,UNSIGNED_SHORT:5123},hs={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},bl={9728:Qe,9729:ht,9984:so,9985:Bl,9986:ro,9987:Ei},wl={33071:yt,33648:er,10497:vi},Sl={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"},dn={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},h_={CUBICSPLINE:void 0,LINEAR:bi,STEP:ns},Qr={OPAQUE:"OPAQUE",MASK:"MASK",BLEND:"BLEND"};function u_(r){return r.DefaultMaterial===void 0&&(r.DefaultMaterial=new ms({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:yi})),r.DefaultMaterial}function Xi(r,e,t){for(const n in t.extensions)r[n]===void 0&&(e.userData.gltfExtensions=e.userData.gltfExtensions||{},e.userData.gltfExtensions[n]=t.extensions[n])}function Nn(r,e){e.extras!==void 0&&(typeof e.extras=="object"?Object.assign(r.userData,e.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+e.extras))}function d_(r,e,t){let n=!1,i=!1;for(let a=0,l=e.length;a<l;a++){const c=e[a];if(c.POSITION!==void 0&&(n=!0),c.NORMAL!==void 0&&(i=!0),n&&i)break}if(!n&&!i)return Promise.resolve(r);const s=[],o=[];for(let a=0,l=e.length;a<l;a++){const c=e[a];if(n){const h=c.POSITION!==void 0?t.getDependency("accessor",c.POSITION):r.attributes.position;s.push(h)}if(i){const h=c.NORMAL!==void 0?t.getDependency("accessor",c.NORMAL):r.attributes.normal;o.push(h)}}return Promise.all([Promise.all(s),Promise.all(o)]).then(function(a){const l=a[0],c=a[1];return n&&(r.morphAttributes.position=l),i&&(r.morphAttributes.normal=c),r.morphTargetsRelative=!0,r})}function f_(r,e){if(r.updateMorphTargets(),e.weights!==void 0)for(let t=0,n=e.weights.length;t<n;t++)r.morphTargetInfluences[t]=e.weights[t];if(e.extras&&Array.isArray(e.extras.targetNames)){const t=e.extras.targetNames;if(r.morphTargetInfluences.length===t.length){r.morphTargetDictionary={};for(let n=0,i=t.length;n<i;n++)r.morphTargetDictionary[t[n]]=n}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function p_(r){const e=r.extensions&&r.extensions[Oe.KHR_DRACO_MESH_COMPRESSION];let t;return e?t="draco:"+e.bufferView+":"+e.indices+":"+Tl(e.attributes):t=r.indices+":"+Tl(r.attributes)+":"+r.mode,t}function Tl(r){let e="";const t=Object.keys(r).sort();for(let n=0,i=t.length;n<i;n++)e+=t[n]+":"+r[t[n]]+";";return e}function yo(r){switch(r){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}class m_{constructor(e={},t={}){this.json=e,this.extensions={},this.plugins={},this.options=t,this.cache=new qx,this.associations=new Map,this.primitiveCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.textureCache={},this.nodeNamesUsed={},typeof createImageBitmap<"u"&&/Firefox|Safari/.test(navigator.userAgent)===!1?this.textureLoader=new Fc(this.options.manager):this.textureLoader=new Ac(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new Wo(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),this.options.crossOrigin==="use-credentials"&&this.fileLoader.setWithCredentials(!0)}setExtensions(e){this.extensions=e}setPlugins(e){this.plugins=e}parse(e,t){const n=this,i=this.json,s=this.extensions;this.cache.removeAll(),this._invokeAll(function(o){return o._markDefs&&o._markDefs()}),Promise.all(this._invokeAll(function(o){return o.beforeRoot&&o.beforeRoot()})).then(function(){return Promise.all([n.getDependencies("scene"),n.getDependencies("animation"),n.getDependencies("camera")])}).then(function(o){const a={scene:o[0][i.scene||0],scenes:o[0],animations:o[1],cameras:o[2],asset:i.asset,parser:n,userData:{}};Xi(s,a,i),Nn(a,i),Promise.all(n._invokeAll(function(l){return l.afterRoot&&l.afterRoot(a)})).then(function(){e(a)})}).catch(t)}_markDefs(){const e=this.json.nodes||[],t=this.json.skins||[],n=this.json.meshes||[];for(let i=0,s=t.length;i<s;i++){const o=t[i].joints;for(let a=0,l=o.length;a<l;a++)e[o[a]].isBone=!0}for(let i=0,s=e.length;i<s;i++){const o=e[i];o.mesh!==void 0&&(this._addNodeRef(this.meshCache,o.mesh),o.skin!==void 0&&(n[o.mesh].isSkinnedMesh=!0)),o.camera!==void 0&&this._addNodeRef(this.cameraCache,o.camera)}}_addNodeRef(e,t){t!==void 0&&(e.refs[t]===void 0&&(e.refs[t]=e.uses[t]=0),e.refs[t]++)}_getNodeRef(e,t,n){if(e.refs[t]<=1)return n;const i=n.clone(),s=(o,a)=>{const l=this.associations.get(o);l!=null&&this.associations.set(a,l);for(const[c,h]of o.children.entries())s(h,a.children[c])};return s(n,i),i.name+="_instance_"+e.uses[t]++,i}_invokeOne(e){const t=Object.values(this.plugins);t.push(this);for(let n=0;n<t.length;n++){const i=e(t[n]);if(i)return i}return null}_invokeAll(e){const t=Object.values(this.plugins);t.unshift(this);const n=[];for(let i=0;i<t.length;i++){const s=e(t[i]);s&&n.push(s)}return n}getDependency(e,t){const n=e+":"+t;let 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(s){return s.loadMesh&&s.loadMesh(t)});break;case"accessor":i=this.loadAccessor(t);break;case"bufferView":i=this._invokeOne(function(s){return s.loadBufferView&&s.loadBufferView(t)});break;case"buffer":i=this.loadBuffer(t);break;case"material":i=this._invokeOne(function(s){return s.loadMaterial&&s.loadMaterial(t)});break;case"texture":i=this._invokeOne(function(s){return s.loadTexture&&s.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}getDependencies(e){let t=this.cache.get(e);if(!t){const n=this,i=this.json[e+(e==="mesh"?"es":"s")]||[];t=Promise.all(i.map(function(s,o){return n.getDependency(e,o)})),this.cache.add(e,t)}return t}loadBuffer(e){const t=this.json.buffers[e],n=this.fileLoader;if(t.type&&t.type!=="arraybuffer")throw new Error("THREE.GLTFLoader: "+t.type+" buffer type is not supported.");if(t.uri===void 0&&e===0)return Promise.resolve(this.extensions[Oe.KHR_BINARY_GLTF].body);const i=this.options;return new Promise(function(s,o){n.load(Mn.resolveURL(t.uri,i.path),s,void 0,function(){o(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))})})}loadBufferView(e){const t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then(function(n){const i=t.byteLength||0,s=t.byteOffset||0;return n.slice(s,s+i)})}loadAccessor(e){const t=this,n=this.json,i=this.json.accessors[e];if(i.bufferView===void 0&&i.sparse===void 0)return Promise.resolve(null);const s=[];return i.bufferView!==void 0?s.push(this.getDependency("bufferView",i.bufferView)):s.push(null),i.sparse!==void 0&&(s.push(this.getDependency("bufferView",i.sparse.indices.bufferView)),s.push(this.getDependency("bufferView",i.sparse.values.bufferView))),Promise.all(s).then(function(o){const a=o[0],l=Sl[i.type],c=hs[i.componentType],h=c.BYTES_PER_ELEMENT,u=h*l,d=i.byteOffset||0,f=i.bufferView!==void 0?n.bufferViews[i.bufferView].byteStride:void 0,g=i.normalized===!0;let x,_;if(f&&f!==u){const p=Math.floor(d/f),m="InterleavedBuffer:"+i.bufferView+":"+i.componentType+":"+p+":"+i.count;let R=t.cache.get(m);R||(x=new c(a,p*f,i.count*f/h),R=new Ci(x,f/h),t.cache.add(m,R)),_=new Si(R,l,d%f/h,g)}else a===null?x=new c(i.count*l):x=new c(a,d,i.count*l),_=new $e(x,l,g);if(i.sparse!==void 0){const p=Sl.SCALAR,m=hs[i.sparse.indices.componentType],R=i.sparse.indices.byteOffset||0,y=i.sparse.values.byteOffset||0,E=new m(o[1],R,i.sparse.count*p),C=new c(o[2],y,i.sparse.count*l);a!==null&&(_=new $e(_.array.slice(),_.itemSize,_.normalized));for(let P=0,V=E.length;P<V;P++){const ne=E[P];if(_.setX(ne,C[P*l]),l>=2&&_.setY(ne,C[P*l+1]),l>=3&&_.setZ(ne,C[P*l+2]),l>=4&&_.setW(ne,C[P*l+3]),l>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return _})}loadTexture(e){const t=this.json,n=this.options,i=t.textures[e],s=t.images[i.source];let o=this.textureLoader;if(s.uri){const a=n.manager.getHandler(s.uri);a!==null&&(o=a)}return this.loadTextureImage(e,s,o)}loadTextureImage(e,t,n){const i=this,s=this.json,o=this.options,a=s.textures[e],l=(t.uri||t.bufferView)+":"+a.sampler;if(this.textureCache[l])return this.textureCache[l];const c=self.URL||self.webkitURL;let h=t.uri||"",u=!1;if(t.bufferView!==void 0)h=i.getDependency("bufferView",t.bufferView).then(function(f){u=!0;const g=new Blob([f],{type:t.mimeType});return h=c.createObjectURL(g),h});else if(t.uri===void 0)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");const d=Promise.resolve(h).then(function(f){return new Promise(function(g,x){let _=g;n.isImageBitmapLoader===!0&&(_=function(p){const m=new tt(p);m.needsUpdate=!0,g(m)}),n.load(Mn.resolveURL(f,o.path),_,void 0,x)})}).then(function(f){u===!0&&c.revokeObjectURL(h),f.flipY=!1,a.name&&(f.name=a.name);const x=(s.samplers||{})[a.sampler]||{};return f.magFilter=bl[x.magFilter]||ht,f.minFilter=bl[x.minFilter]||Ei,f.wrapS=wl[x.wrapS]||vi,f.wrapT=wl[x.wrapT]||vi,i.associations.set(f,{textures:e}),f}).catch(function(){return console.error("THREE.GLTFLoader: Couldn't load texture",h),null});return this.textureCache[l]=d,d}assignTexture(e,t,n){const i=this;return this.getDependency("texture",n.index).then(function(s){if(n.texCoord!==void 0&&n.texCoord!=0&&!(t==="aoMap"&&n.texCoord==1)&&console.warn("THREE.GLTFLoader: Custom UV set "+n.texCoord+" for texture "+t+" not yet supported."),i.extensions[Oe.KHR_TEXTURE_TRANSFORM]){const o=n.extensions!==void 0?n.extensions[Oe.KHR_TEXTURE_TRANSFORM]:void 0;if(o){const a=i.associations.get(s);s=i.extensions[Oe.KHR_TEXTURE_TRANSFORM].extendTexture(s,o),i.associations.set(s,a)}}return e[t]=s,s})}assignFinalMaterial(e){const t=e.geometry;let n=e.material;const i=t.attributes.tangent===void 0,s=t.attributes.color!==void 0,o=t.attributes.normal===void 0;if(e.isPoints){const a="PointsMaterial:"+n.uuid;let l=this.cache.get(a);l||(l=new Uo,rt.prototype.copy.call(l,n),l.color.copy(n.color),l.map=n.map,l.sizeAttenuation=!1,this.cache.add(a,l)),n=l}else if(e.isLine){const a="LineBasicMaterial:"+n.uuid;let l=this.cache.get(a);l||(l=new Pi,rt.prototype.copy.call(l,n),l.color.copy(n.color),this.cache.add(a,l)),n=l}if(i||s||o){let a="ClonedMaterial:"+n.uuid+":";n.isGLTFSpecularGlossinessMaterial&&(a+="specular-glossiness:"),i&&(a+="derivative-tangents:"),s&&(a+="vertex-colors:"),o&&(a+="flat-shading:");let l=this.cache.get(a);l||(l=n.clone(),s&&(l.vertexColors=!0),o&&(l.flatShading=!0),i&&(l.normalScale&&(l.normalScale.y*=-1),l.clearcoatNormalScale&&(l.clearcoatNormalScale.y*=-1)),this.cache.add(a,l),this.associations.set(l,this.associations.get(n))),n=l}n.aoMap&&t.attributes.uv2===void 0&&t.attributes.uv!==void 0&&t.setAttribute("uv2",t.attributes.uv),e.material=n}getMaterialType(){return ms}loadMaterial(e){const t=this,n=this.json,i=this.extensions,s=n.materials[e];let o;const a={},l=s.extensions||{},c=[];if(l[Oe.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS]){const u=i[Oe.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS];o=u.getMaterialType(),c.push(u.extendParams(a,s,t))}else if(l[Oe.KHR_MATERIALS_UNLIT]){const u=i[Oe.KHR_MATERIALS_UNLIT];o=u.getMaterialType(),c.push(u.extendParams(a,s,t))}else{const u=s.pbrMetallicRoughness||{};if(a.color=new ue(1,1,1),a.opacity=1,Array.isArray(u.baseColorFactor)){const d=u.baseColorFactor;a.color.fromArray(d),a.opacity=d[3]}u.baseColorTexture!==void 0&&c.push(t.assignTexture(a,"map",u.baseColorTexture)),a.metalness=u.metallicFactor!==void 0?u.metallicFactor:1,a.roughness=u.roughnessFactor!==void 0?u.roughnessFactor:1,u.metallicRoughnessTexture!==void 0&&(c.push(t.assignTexture(a,"metalnessMap",u.metallicRoughnessTexture)),c.push(t.assignTexture(a,"roughnessMap",u.metallicRoughnessTexture))),o=this._invokeOne(function(d){return d.getMaterialType&&d.getMaterialType(e)}),c.push(Promise.all(this._invokeAll(function(d){return d.extendMaterialParams&&d.extendMaterialParams(e,a)})))}s.doubleSided===!0&&(a.side=Un);const h=s.alphaMode||Qr.OPAQUE;if(h===Qr.BLEND?(a.transparent=!0,a.depthWrite=!1):(a.format=xn,a.transparent=!1,h===Qr.MASK&&(a.alphaTest=s.alphaCutoff!==void 0?s.alphaCutoff:.5)),s.normalTexture!==void 0&&o!==pn&&(c.push(t.assignTexture(a,"normalMap",s.normalTexture)),a.normalScale=new j(1,1),s.normalTexture.scale!==void 0)){const u=s.normalTexture.scale;a.normalScale.set(u,u)}return s.occlusionTexture!==void 0&&o!==pn&&(c.push(t.assignTexture(a,"aoMap",s.occlusionTexture)),s.occlusionTexture.strength!==void 0&&(a.aoMapIntensity=s.occlusionTexture.strength)),s.emissiveFactor!==void 0&&o!==pn&&(a.emissive=new ue().fromArray(s.emissiveFactor)),s.emissiveTexture!==void 0&&o!==pn&&c.push(t.assignTexture(a,"emissiveMap",s.emissiveTexture)),Promise.all(c).then(function(){let u;return o===xo?u=i[Oe.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS].createMaterial(a):u=new o(a),s.name&&(u.name=s.name),u.map&&(u.map.encoding=Ht),u.emissiveMap&&(u.emissiveMap.encoding=Ht),Nn(u,s),t.associations.set(u,{materials:e}),s.extensions&&Xi(i,u,s),u})}createUniqueName(e){const t=He.sanitizeNodeName(e||"");let n=t;for(let i=1;this.nodeNamesUsed[n];++i)n=t+"_"+i;return this.nodeNamesUsed[n]=!0,n}loadGeometries(e){const t=this,n=this.extensions,i=this.primitiveCache;function s(a){return n[Oe.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(a,t).then(function(l){return El(l,a,t)})}const o=[];for(let a=0,l=e.length;a<l;a++){const c=e[a],h=p_(c),u=i[h];if(u)o.push(u.promise);else{let d;c.extensions&&c.extensions[Oe.KHR_DRACO_MESH_COMPRESSION]?d=s(c):d=El(new Xe,c,t),i[h]={primitive:c,promise:d},o.push(d)}}return Promise.all(o)}loadMesh(e){const t=this,n=this.json,i=this.extensions,s=n.meshes[e],o=s.primitives,a=[];for(let l=0,c=o.length;l<c;l++){const h=o[l].material===void 0?u_(this.cache):this.getDependency("material",o[l].material);a.push(h)}return a.push(t.loadGeometries(o)),Promise.all(a).then(function(l){const c=l.slice(0,l.length-1),h=l[l.length-1],u=[];for(let f=0,g=h.length;f<g;f++){const x=h[f],_=o[f];let p;const m=c[f];if(_.mode===Jt.TRIANGLES||_.mode===Jt.TRIANGLE_STRIP||_.mode===Jt.TRIANGLE_FAN||_.mode===void 0)p=s.isSkinnedMesh===!0?new Fo(x,m):new xt(x,m),p.isSkinnedMesh===!0&&!p.geometry.attributes.skinWeight.normalized&&p.normalizeSkinWeights(),_.mode===Jt.TRIANGLE_STRIP?p.geometry=Al(p.geometry,mu):_.mode===Jt.TRIANGLE_FAN&&(p.geometry=Al(p.geometry,zl));else if(_.mode===Jt.LINES)p=new fr(x,m);else if(_.mode===Jt.LINE_STRIP)p=new dr(x,m);else if(_.mode===Jt.LINE_LOOP)p=new fc(x,m);else if(_.mode===Jt.POINTS)p=new pc(x,m);else throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+_.mode);Object.keys(p.geometry.morphAttributes).length>0&&f_(p,s),p.name=t.createUniqueName(s.name||"mesh_"+e),Nn(p,s),_.extensions&&Xi(i,p,_),t.assignFinalMaterial(p),u.push(p)}for(let f=0,g=u.length;f<g;f++)t.associations.set(u[f],{meshes:e,primitives:f});if(u.length===1)return u[0];const d=new Qt;t.associations.set(d,{meshes:e});for(let f=0,g=u.length;f<g;f++)d.add(u[f]);return d})}loadCamera(e){let t;const n=this.json.cameras[e],i=n[n.type];if(!i){console.warn("THREE.GLTFLoader: Missing camera parameters.");return}return n.type==="perspective"?t=new pt(Du.radToDeg(i.yfov),i.aspectRatio||1,i.znear||1,i.zfar||2e6):n.type==="orthographic"&&(t=new cr(-i.xmag,i.xmag,i.ymag,-i.ymag,i.znear,i.zfar)),n.name&&(t.name=this.createUniqueName(n.name)),Nn(t,n),Promise.resolve(t)}loadSkin(e){const t=this.json.skins[e],n={joints:t.joints};return t.inverseBindMatrices===void 0?Promise.resolve(n):this.getDependency("accessor",t.inverseBindMatrices).then(function(i){return n.inverseBindMatrices=i,n})}loadAnimation(e){const n=this.json.animations[e],i=[],s=[],o=[],a=[],l=[];for(let c=0,h=n.channels.length;c<h;c++){const u=n.channels[c],d=n.samplers[u.sampler],f=u.target,g=f.node!==void 0?f.node:f.id,x=n.parameters!==void 0?n.parameters[d.input]:d.input,_=n.parameters!==void 0?n.parameters[d.output]:d.output;i.push(this.getDependency("node",g)),s.push(this.getDependency("accessor",x)),o.push(this.getDependency("accessor",_)),a.push(d),l.push(f)}return Promise.all([Promise.all(i),Promise.all(s),Promise.all(o),Promise.all(a),Promise.all(l)]).then(function(c){const h=c[0],u=c[1],d=c[2],f=c[3],g=c[4],x=[];for(let p=0,m=h.length;p<m;p++){const R=h[p],y=u[p],E=d[p],C=f[p],P=g[p];if(R===void 0)continue;R.updateMatrix(),R.matrixAutoUpdate=!0;let V;switch(dn[P.path]){case dn.weights:V=ls;break;case dn.rotation:V=zn;break;case dn.position:case dn.scale:default:V=cs;break}const ne=R.name?R.name:R.uuid,Z=C.interpolation!==void 0?h_[C.interpolation]:bi,I=[];dn[P.path]===dn.weights?R.traverse(function(b){b.morphTargetInfluences&&I.push(b.name?b.name:b.uuid)}):I.push(ne);let S=E.array;if(E.normalized){const b=yo(S.constructor),N=new Float32Array(S.length);for(let O=0,D=S.length;O<D;O++)N[O]=S[O]*b;S=N}for(let b=0,N=I.length;b<N;b++){const O=new V(I[b]+"."+dn[P.path],y.array,S,Z);C.interpolation==="CUBICSPLINE"&&(O.createInterpolant=function(B){const te=this instanceof zn?c_:Hn;return new te(this.times,this.values,this.getValueSize()/3,B)},O.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0),x.push(O)}}const _=n.name?n.name:"animation_"+e;return new mo(_,void 0,x)})}createNodeMesh(e){const t=this.json,n=this,i=t.nodes[e];return i.mesh===void 0?null:n.getDependency("mesh",i.mesh).then(function(s){const o=n._getNodeRef(n.meshCache,i.mesh,s);return i.weights!==void 0&&o.traverse(function(a){if(!!a.isMesh)for(let l=0,c=i.weights.length;l<c;l++)a.morphTargetInfluences[l]=i.weights[l]}),o})}loadNode(e){const t=this.json,n=this.extensions,i=this,s=t.nodes[e],o=s.name?i.createUniqueName(s.name):"";return function(){const a=[],l=i._invokeOne(function(c){return c.createNodeMesh&&c.createNodeMesh(e)});return l&&a.push(l),s.camera!==void 0&&a.push(i.getDependency("camera",s.camera).then(function(c){return i._getNodeRef(i.cameraCache,s.camera,c)})),i._invokeAll(function(c){return c.createNodeAttachment&&c.createNodeAttachment(e)}).forEach(function(c){a.push(c)}),Promise.all(a)}().then(function(a){let l;if(s.isBone===!0?l=new Oo:a.length>1?l=new Qt:a.length===1?l=a[0]:l=new ke,l!==a[0])for(let c=0,h=a.length;c<h;c++)l.add(a[c]);if(s.name&&(l.userData.name=s.name,l.name=o),Nn(l,s),s.extensions&&Xi(n,l,s),s.matrix!==void 0){const c=new pe;c.fromArray(s.matrix),l.applyMatrix4(c)}else s.translation!==void 0&&l.position.fromArray(s.translation),s.rotation!==void 0&&l.quaternion.fromArray(s.rotation),s.scale!==void 0&&l.scale.fromArray(s.scale);return i.associations.has(l)||i.associations.set(l,{}),i.associations.get(l).nodes=e,l})}loadScene(e){const t=this.json,n=this.extensions,i=this.json.scenes[e],s=this,o=new Qt;i.name&&(o.name=s.createUniqueName(i.name)),Nn(o,i),i.extensions&&Xi(n,o,i);const a=i.nodes||[],l=[];for(let c=0,h=a.length;c<h;c++)l.push(zc(a[c],o,t,s));return Promise.all(l).then(function(){const c=h=>{const u=new Map;for(const[d,f]of s.associations)(d instanceof rt||d instanceof tt)&&u.set(d,f);return h.traverse(d=>{const f=s.associations.get(d);f!=null&&u.set(d,f)}),u};return s.associations=c(o),o})}}function zc(r,e,t,n){const i=t.nodes[r];return n.getDependency("node",r).then(function(s){if(i.skin===void 0)return s;let o;return n.getDependency("skin",i.skin).then(function(a){o=a;const l=[];for(let c=0,h=o.joints.length;c<h;c++)l.push(n.getDependency("node",o.joints[c]));return Promise.all(l)}).then(function(a){return s.traverse(function(l){if(!l.isMesh)return;const c=[],h=[];for(let u=0,d=a.length;u<d;u++){const f=a[u];if(f){c.push(f);const g=new pe;o.inverseBindMatrices!==void 0&&g.fromArray(o.inverseBindMatrices.array,u*16),h.push(g)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',o.joints[u])}l.bind(new Bo(c,h),l.matrixWorld)}),s})}).then(function(s){e.add(s);const o=[];if(i.children){const a=i.children;for(let l=0,c=a.length;l<c;l++){const h=a[l];o.push(zc(h,s,t,n))}}return Promise.all(o)})}function g_(r,e,t){const n=e.attributes,i=new wt;if(n.POSITION!==void 0){const a=t.json.accessors[n.POSITION],l=a.min,c=a.max;if(l!==void 0&&c!==void 0){if(i.set(new T(l[0],l[1],l[2]),new 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