https://bbcc.ai/build/assets/model-viewer-BNdxy5m2.js

1var BE=Object.defineProperty;var DE=(r,e,t)=>e in r?BE(r,e,{enumerable:!0,configurable:!0,writable:!0,value:t}):r[e]=t;var Ot=(r,e,t)=>DE(r,typeof e!="symbol"?e+"":e,t);/**
2 * @license
3 * Copyright 2019 Google LLC
4 * SPDX-License-Identifier: BSD-3-Clause
5 */const rl=globalThis,vf=rl.ShadowRoot&&(rl.ShadyCSS===void 0||rl.ShadyCSS.nativeShadow)&&"adoptedStyleSheets"in Document.prototype&&"replace"in CSSStyleSheet.prototype,H0=Symbol(),pp=new WeakMap;let LE=class{constructor(e,t,n){if(this._$cssResult$=!0,n!==H0)throw Error("CSSResult is not constructable. Use `unsafeCSS` or `css` instead.");this.cssText=e,this.t=t}get styleSheet(){let e=this.o;const t=this.t;if(vf&&e===void 0){const n=t!==void 0&&t.length===1;n&&(e=pp.get(t)),e===void 0&&((this.o=e=new CSSStyleSheet).replaceSync(this.cssText),n&&pp.set(t,e))}return e}toString(){return this.cssText}};const PE=r=>new LE(typeof r=="string"?r:r+"",void 0,H0),FE=(r,e)=>{if(vf)r.adoptedStyleSheets=e.map(t=>t instanceof CSSStyleSheet?t:t.styleSheet);else for(const t of e){const n=document.createElement("style"),i=rl.litNonce;i!==void 0&&n.setAttribute("nonce",i),n.textContent=t.cssText,r.appendChild(n)}},Ap=vf?r=>r:r=>r instanceof CSSStyleSheet?(e=>{let t="";for(const n of e.cssRules)t+=n.cssText;return PE(t)})(r):r;/**
6 * @license
7 * Copyright 2017 Google LLC
8 * SPDX-License-Identifier: BSD-3-Clause
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10 * @license
11 * Copyright 2017 Google LLC
12 * SPDX-License-Identifier: BSD-3-Clause
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this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(e){return this.x*e.x+this.y*e.y}cross(e){return this.x*e.y-this.y*e.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}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(We(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y;return t*t+n*n}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)}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}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this}equals(e){return e.x===this.x&&e.y===this.y}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this}rotateAround(e,t){const n=Math.cos(t),i=Math.sin(t),s=this.x-e.x,a=this.y-e.y;return this.x=s*n-a*i+e.x,this.y=s*i+a*n+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class An{constructor(e=0,t=0,n=0,i=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=n,this._w=i}static slerpFlat(e,t,n,i,s,a,o){let c=n[i+0],l=n[i+1],h=n[i+2],u=n[i+3],d=s[a+0],f=s[a+1],p=s[a+2],m=s[a+3];if(u!==m||c!==d||l!==f||h!==p){let A=c*d+l*f+h*p+u*m;A<0&&(d=-d,f=-f,p=-p,m=-m,A=-A);let g=1-o;if(A<.9995){const b=Math.acos(A),x=Math.sin(b);g=Math.sin(g*b)/x,o=Math.sin(o*b)/x,c=c*g+d*o,l=l*g+f*o,h=h*g+p*o,u=u*g+m*o}else{c=c*g+d*o,l=l*g+f*o,h=h*g+p*o,u=u*g+m*o;const b=1/Math.sqrt(c*c+l*l+h*h+u*u);c*=b,l*=b,h*=b,u*=b}}e[t]=c,e[t+1]=l,e[t+2]=h,e[t+3]=u}static multiplyQuaternionsFlat(e,t,n,i,s,a){const o=n[i],c=n[i+1],l=n[i+2],h=n[i+3],u=s[a],d=s[a+1],f=s[a+2],p=s[a+3];return e[t]=o*p+h*u+c*f-l*d,e[t+1]=c*p+h*d+l*u-o*f,e[t+2]=l*p+h*f+o*d-c*u,e[t+3]=h*p-o*u-c*d-l*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=!0){const n=e._x,i=e._y,s=e._z,a=e._order,o=Math.cos,c=Math.sin,l=o(n/2),h=o(i/2),u=o(s/2),d=c(n/2),f=c(i/2),p=c(s/2);switch(a){case"XYZ":this._x=d*h*u+l*f*p,this._y=l*f*u-d*h*p,this._z=l*h*p+d*f*u,this._w=l*h*u-d*f*p;break;case"YXZ":this._x=d*h*u+l*f*p,this._y=l*f*u-d*h*p,this._z=l*h*p-d*f*u,this._w=l*h*u+d*f*p;break;case"ZXY":this._x=d*h*u-l*f*p,this._y=l*f*u+d*h*p,this._z=l*h*p+d*f*u,this._w=l*h*u-d*f*p;break;case"ZYX":this._x=d*h*u-l*f*p,this._y=l*f*u+d*h*p,this._z=l*h*p-d*f*u,this._w=l*h*u+d*f*p;break;case"YZX":this._x=d*h*u+l*f*p,this._y=l*f*u+d*h*p,this._z=l*h*p-d*f*u,this._w=l*h*u-d*f*p;break;case"XZY":this._x=d*h*u-l*f*p,this._y=l*f*u-d*h*p,this._z=l*h*p+d*f*u,this._w=l*h*u+d*f*p;break;default:Ie("Quaternion: .setFromEuler() encountered an unknown order: "+a)}return t===!0&&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],a=t[1],o=t[5],c=t[9],l=t[2],h=t[6],u=t[10],d=n+o+u;if(d>0){const f=.5/Math.sqrt(d+1);this._w=.25/f,this._x=(h-c)*f,this._y=(s-l)*f,this._z=(a-i)*f}else if(n>o&&n>u){const f=2*Math.sqrt(1+n-o-u);this._w=(h-c)/f,this._x=.25*f,this._y=(i+a)/f,this._z=(s+l)/f}else if(o>u){const f=2*Math.sqrt(1+o-n-u);this._w=(s-l)/f,this._x=(i+a)/f,this._y=.25*f,this._z=(c+h)/f}else{const f=2*Math.sqrt(1+u-n-o);this._w=(a-i)/f,this._x=(s+l)/f,this._y=(c+h)/f,this._z=.25*f}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<1e-8?(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(We(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){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,i=e._y,s=e._z,a=e._w,o=t._x,c=t._y,l=t._z,h=t._w;return this._x=n*h+a*o+i*l-s*c,this._y=i*h+a*c+s*o-n*l,this._z=s*h+a*l+n*c-i*o,this._w=a*h-n*o-i*c-s*l,this._onChangeCallback(),this}slerp(e,t){let n=e._x,i=e._y,s=e._z,a=e._w,o=this.dot(e);o<0&&(n=-n,i=-i,s=-s,a=-a,o=-o);let c=1-t;if(o<.9995){const l=Math.acos(o),h=Math.sin(l);c=Math.sin(c*l)/h,t=Math.sin(t*l)/h,this._x=this._x*c+n*t,this._y=this._y*c+i*t,this._z=this._z*c+s*t,this._w=this._w*c+a*t,this._onChangeCallback()}else this._x=this._x*c+n*t,this._y=this._y*c+i*t,this._z=this._z*c+s*t,this._w=this._w*c+a*t,this.normalize();return this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),i=Math.sqrt(1-n),s=Math.sqrt(n);return this.set(i*Math.sin(e),i*Math.cos(e),s*Math.sin(t),s*Math.cos(t))}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._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class R{constructor(e=0,t=0,n=0){R.prototype.isVector3=!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){return 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){return 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){return 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 this.applyQuaternion(Fp.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Fp.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,a=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])*a,this.y=(s[1]*t+s[5]*n+s[9]*i+s[13])*a,this.z=(s[2]*t+s[6]*n+s[10]*i+s[14])*a,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,s=e.x,a=e.y,o=e.z,c=e.w,l=2*(a*i-o*n),h=2*(o*t-s*i),u=2*(s*n-a*t);return this.x=t+c*l+a*u-o*h,this.y=n+c*h+o*l-s*u,this.z=i+c*u+s*h-a*l,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=We(this.x,e.x,t.x),this.y=We(this.y,e.y,t.y),this.z=We(this.z,e.z,t.z),this}clampScalar(e,t){return this.x=We(this.x,e,t),this.y=We(this.y,e,t),this.z=We(this.z,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(We(n,e,t))}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=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(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){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,i=e.y,s=e.z,a=t.x,o=t.y,c=t.z;return this.x=i*c-s*o,this.y=s*a-n*c,this.z=n*o-i*a,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 xh.copy(this).projectOnVector(e),this.sub(xh)}reflect(e){return this.sub(xh.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(We(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)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}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){return 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()*Math.PI*2,t=Math.random()*2-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const xh=new R,Fp=new An;class Qe{constructor(e,t,n,i,s,a,o,c,l){Qe.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],e!==void 0&&this.set(e,t,n,i,s,a,o,c,l)}set(e,t,n,i,s,a,o,c,l){const h=this.elements;return h[0]=e,h[1]=i,h[2]=o,h[3]=t,h[4]=s,h[5]=c,h[6]=n,h[7]=a,h[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}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],this}extractBasis(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(e){const t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,s=this.elements,a=n[0],o=n[3],c=n[6],l=n[1],h=n[4],u=n[7],d=n[2],f=n[5],p=n[8],m=i[0],A=i[3],g=i[6],b=i[1],x=i[4],_=i[7],v=i[2],C=i[5],I=i[8];return s[0]=a*m+o*b+c*v,s[3]=a*A+o*x+c*C,s[6]=a*g+o*_+c*I,s[1]=l*m+h*b+u*v,s[4]=l*A+h*x+u*C,s[7]=l*g+h*_+u*I,s[2]=d*m+f*b+p*v,s[5]=d*A+f*x+p*C,s[8]=d*g+f*_+p*I,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],a=e[4],o=e[5],c=e[6],l=e[7],h=e[8];return t*a*h-t*o*l-n*s*h+n*o*c+i*s*l-i*a*c}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],a=e[4],o=e[5],c=e[6],l=e[7],h=e[8],u=h*a-o*l,d=o*c-h*s,f=l*s-a*c,p=t*u+n*d+i*f;if(p===0)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return e[0]=u*m,e[1]=(i*l-h*n)*m,e[2]=(o*n-i*a)*m,e[3]=d*m,e[4]=(h*t-i*c)*m,e[5]=(i*s-o*t)*m,e[6]=f*m,e[7]=(n*c-l*t)*m,e[8]=(a*t-n*s)*m,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,i,s,a,o){const c=Math.cos(s),l=Math.sin(s);return this.set(n*c,n*l,-n*(c*a+l*o)+a+e,-i*l,i*c,-i*(-l*a+c*o)+o+t,0,0,1),this}scale(e,t){return this.premultiply(Eh.makeScale(e,t)),this}rotate(e){return this.premultiply(Eh.makeRotation(-e)),this}translate(e,t){return this.premultiply(Eh.makeTranslation(e,t)),this}makeTranslation(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,n,t,0,0,0,1),this}makeScale(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}equals(e){const t=this.elements,n=e.elements;for(let i=0;i<9;i++)if(t[i]!==n[i])return!1;return!0}fromArray(e,t=0){for(let n=0;n<9;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}clone(){return new this.constructor().fromArray(this.elements)}}const Eh=new Qe,Np=new Qe().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Up=new Qe().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function tv(){const r={enabled:!0,workingColorSpace:Ct,spaces:{},convert:function(i,s,a){return this.enabled===!1||s===a||!s||!a||(this.spaces[s].transfer===ft&&(i.r=Vi(i.r),i.g=Vi(i.g),i.b=Vi(i.b)),this.spaces[s].primaries!==this.spaces[a].primaries&&(i.applyMatrix3(this.spaces[s].toXYZ),i.applyMatrix3(this.spaces[a].fromXYZ)),this.spaces[a].transfer===ft&&(i.r=Jr(i.r),i.g=Jr(i.g),i.b=Jr(i.b))),i},workingToColorSpace:function(i,s){return this.convert(i,this.workingColorSpace,s)},colorSpaceToWorking:function(i,s){return this.convert(i,s,this.workingColorSpace)},getPrimaries:function(i){return this.spaces[i].primaries},getTransfer:function(i){return i===Un?Pl:this.spaces[i].transfer},getToneMappingMode:function(i){return this.spaces[i].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(i,s=this.workingColorSpace){return i.fromArray(this.spaces[s].luminanceCoefficients)},define:function(i){Object.assign(this.spaces,i)},_getMatrix:function(i,s,a){return i.copy(this.spaces[s].toXYZ).multiply(this.spaces[a].fromXYZ)},_getDrawingBufferColorSpace:function(i){return this.spaces[i].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(i=this.workingColorSpace){return this.spaces[i].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(i,s){return Nl("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),r.workingToColorSpace(i,s)},toWorkingColorSpace:function(i,s){return Nl("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),r.colorSpaceToWorking(i,s)}},e=[.64,.33,.3,.6,.15,.06],t=[.2126,.7152,.0722],n=[.3127,.329];return r.define({[Ct]:{primaries:e,whitePoint:n,transfer:Pl,toXYZ:Np,fromXYZ:Up,luminanceCoefficients:t,workingColorSpaceConfig:{unpackColorSpace:mt},outputColorSpaceConfig:{drawingBufferColorSpace:mt}},[mt]:{primaries:e,whitePoint:n,transfer:ft,toXYZ:Np,fromXYZ:Up,luminanceCoefficients:t,outputColorSpaceConfig:{drawingBufferColorSpace:mt}}}),r}const tt=tv();function Vi(r){return r<.04045?r*.0773993808:Math.pow(r*.9478672986+.0521327014,2.4)}function Jr(r){return r<.0031308?r*12.92:1.055*Math.pow(r,.41666)-.055}let dr;class tb{static getDataURL(e,t="image/png"){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let n;if(e instanceof HTMLCanvasElement)n=e;else{dr===void 0&&(dr=No("canvas")),dr.width=e.width,dr.height=e.height;const i=dr.getContext("2d");e instanceof ImageData?i.putImageData(e,0,0):i.drawImage(e,0,0,e.width,e.height),n=dr}return n.toDataURL(t)}static sRGBToLinear(e){if(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){const t=No("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const i=n.getImageData(0,0,e.width,e.height),s=i.data;for(let a=0;a<s.length;a++)s[a]=Vi(s[a]/255)*255;return n.putImageData(i,0,0),t}else if(e.data){const t=e.data.slice(0);for(let n=0;n<t.length;n++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[n]=Math.floor(Vi(t[n]/255)*255):t[n]=Vi(t[n]);return{data:t,width:e.width,height:e.height}}else return Ie("ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let nv=0;class nh{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:nv++}),this.uuid=Gn(),this.data=e,this.dataReady=!0,this.version=0}getSize(e){const t=this.data;return typeof HTMLVideoElement<"u"&&t instanceof HTMLVideoElement?e.set(t.videoWidth,t.videoHeight,0):typeof VideoFrame<"u"&&t instanceof VideoFrame?e.set(t.displayHeight,t.displayWidth,0):t!==null?e.set(t.width,t.height,t.depth||0):e.set(0,0,0),e}set needsUpdate(e){e===!0&&this.version++}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.images[this.uuid]!==void 0)return e.images[this.uuid];const n={uuid:this.uuid,url:""},i=this.data;if(i!==null){let s;if(Array.isArray(i)){s=[];for(let a=0,o=i.length;a<o;a++)i[a].isDataTexture?s.push(_h(i[a].image)):s.push(_h(i[a]))}else s=_h(i);n.url=s}return t||(e.images[this.uuid]=n),n}}function _h(r){return typeof HTMLImageElement<"u"&&r instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&r instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&r instanceof ImageBitmap?tb.getDataURL(r):r.data?{data:Array.from(r.data),width:r.width,height:r.height,type:r.data.constructor.name}:(Ie("Texture: Unable to serialize Texture."),{})}let iv=0;const vh=new R;let Rt=class hl extends si{constructor(e=hl.DEFAULT_IMAGE,t=hl.DEFAULT_MAPPING,n=Dt,i=Dt,s=qe,a=yn,o=Tt,c=Le,l=hl.DEFAULT_ANISOTROPY,h=Un){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:iv++}),this.uuid=Gn(),this.name="",this.source=new nh(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=s,this.minFilter=a,this.anisotropy=l,this.format=o,this.internalFormat=null,this.type=c,this.offset=new pe(0,0),this.repeat=new pe(1,1),this.center=new pe(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Qe,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=h,this.userData={},this.updateRanges=[],this.version=0,this.onUpdate=null,this.renderTarget=null,this.isRenderTargetTexture=!1,this.isArrayTexture=!!(e&&e.depth&&e.depth>1),this.pmremVersion=0}get width(){return this.source.getSize(vh).x}get height(){return this.source.getSize(vh).y}get depth(){return this.source.getSize(vh).z}get image(){return this.source.data}set image(e=null){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return new this.constructor().copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.renderTarget=e.renderTarget,this.isRenderTargetTexture=e.isRenderTargetTexture,this.isArrayTexture=e.isArrayTexture,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}setValues(e){for(const t in e){const n=e[t];if(n===void 0){Ie(`Texture.setValues(): parameter '${t}' has value of undefined.`);continue}const i=this[t];if(i===void 0){Ie(`Texture.setValues(): property '${t}' does not exist.`);continue}i&&n&&i.isVector2&&n.isVector2||i&&n&&i.isVector3&&n.isVector3||i&&n&&i.isMatrix3&&n.isMatrix3?i.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const n={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,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,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==ra)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case ni:e.x=e.x-Math.floor(e.x);break;case Dt:e.x=e.x<0?0:1;break;case ir: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 ni:e.y=e.y-Math.floor(e.y);break;case Dt:e.y=e.y<0?0:1;break;case ir: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++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){e===!0&&this.pmremVersion++}};Rt.DEFAULT_IMAGE=null;Rt.DEFAULT_MAPPING=ra;Rt.DEFAULT_ANISOTROPY=1;class It{constructor(e=0,t=0,n=0,i=1){It.prototype.isVector4=!0,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){return 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){return 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,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*i+a[12]*s,this.y=a[1]*t+a[5]*n+a[9]*i+a[13]*s,this.z=a[2]*t+a[6]*n+a[10]*i+a[14]*s,this.w=a[3]*t+a[7]*n+a[11]*i+a[15]*s,this}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this.w/=e.w,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 c=e.elements,l=c[0],h=c[4],u=c[8],d=c[1],f=c[5],p=c[9],m=c[2],A=c[6],g=c[10];if(Math.abs(h-d)<.01&&Math.abs(u-m)<.01&&Math.abs(p-A)<.01){if(Math.abs(h+d)<.1&&Math.abs(u+m)<.1&&Math.abs(p+A)<.1&&Math.abs(l+f+g-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const x=(l+1)/2,_=(f+1)/2,v=(g+1)/2,C=(h+d)/4,I=(u+m)/4,E=(p+A)/4;return x>_&&x>v?x<.01?(n=0,i=.707106781,s=.707106781):(n=Math.sqrt(x),i=C/n,s=I/n):_>v?_<.01?(n=.707106781,i=0,s=.707106781):(i=Math.sqrt(_),n=C/i,s=E/i):v<.01?(n=.707106781,i=.707106781,s=0):(s=Math.sqrt(v),n=I/s,i=E/s),this.set(n,i,s,t),this}let b=Math.sqrt((A-p)*(A-p)+(u-m)*(u-m)+(d-h)*(d-h));return Math.abs(b)<.001&&(b=1),this.x=(A-p)/b,this.y=(u-m)/b,this.z=(d-h)/b,this.w=Math.acos((l+f+g-1)/2),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],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=We(this.x,e.x,t.x),this.y=We(this.y,e.y,t.y),this.z=We(this.z,e.z,t.z),this.w=We(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=We(this.x,e,t),this.y=We(this.y,e,t),this.z=We(this.z,e,t),this.w=We(this.w,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(We(n,e,t))}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=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(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){return 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}}class sv extends si{constructor(e=1,t=1,n={}){super(),n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:qe,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1,depth:1,multiview:!1},n),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=n.depth,this.scissor=new It(0,0,e,t),this.scissorTest=!1,this.viewport=new It(0,0,e,t),this.textures=[];const i={width:e,height:t,depth:n.depth},s=new Rt(i),a=n.count;for(let o=0;o<a;o++)this.textures[o]=s.clone(),this.textures[o].isRenderTargetTexture=!0,this.textures[o].renderTarget=this;this._setTextureOptions(n),this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this._depthTexture=null,this.depthTexture=n.depthTexture,this.samples=n.samples,this.multiview=n.multiview}_setTextureOptions(e={}){const t={minFilter:qe,generateMipmaps:!1,flipY:!1,internalFormat:null};e.mapping!==void 0&&(t.mapping=e.mapping),e.wrapS!==void 0&&(t.wrapS=e.wrapS),e.wrapT!==void 0&&(t.wrapT=e.wrapT),e.wrapR!==void 0&&(t.wrapR=e.wrapR),e.magFilter!==void 0&&(t.magFilter=e.magFilter),e.minFilter!==void 0&&(t.minFilter=e.minFilter),e.format!==void 0&&(t.format=e.format),e.type!==void 0&&(t.type=e.type),e.anisotropy!==void 0&&(t.anisotropy=e.anisotropy),e.colorSpace!==void 0&&(t.colorSpace=e.colorSpace),e.flipY!==void 0&&(t.flipY=e.flipY),e.generateMipmaps!==void 0&&(t.generateMipmaps=e.generateMipmaps),e.internalFormat!==void 0&&(t.internalFormat=e.internalFormat);for(let n=0;n<this.textures.length;n++)this.textures[n].setValues(t)}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}set depthTexture(e){this._depthTexture!==null&&(this._depthTexture.renderTarget=null),e!==null&&(e.renderTarget=this),this._depthTexture=e}get depthTexture(){return this._depthTexture}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.textures.length;i<s;i++)this.textures[i].image.width=e,this.textures[i].image.height=t,this.textures[i].image.depth=n,this.textures[i].isData3DTexture!==!0&&(this.textures[i].isArrayTexture=this.textures[i].image.depth>1);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){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let t=0,n=e.textures.length;t<n;t++){this.textures[t]=e.textures[t].clone(),this.textures[t].isRenderTargetTexture=!0,this.textures[t].renderTarget=this;const i=Object.assign({},e.textures[t].image);this.textures[t].source=new nh(i)}return this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Sn extends sv{constructor(e=1,t=1,n={}){super(e,t,n),this.isWebGLRenderTarget=!0}}class nb extends Rt{constructor(e=null,t=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=St,this.minFilter=St,this.wrapR=Dt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class ib extends Rt{constructor(e=null,t=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=St,this.minFilter=St,this.wrapR=Dt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Oe{constructor(e,t,n,i,s,a,o,c,l,h,u,d,f,p,m,A){Oe.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,n,i,s,a,o,c,l,h,u,d,f,p,m,A)}set(e,t,n,i,s,a,o,c,l,h,u,d,f,p,m,A){const g=this.elements;return g[0]=e,g[4]=t,g[8]=n,g[12]=i,g[1]=s,g[5]=a,g[9]=o,g[13]=c,g[2]=l,g[6]=h,g[10]=u,g[14]=d,g[3]=f,g[7]=p,g[11]=m,g[15]=A,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 Oe().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 this.determinant()===0?(e.set(1,0,0),t.set(0,1,0),n.set(0,0,1),this):(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){if(e.determinant()===0)return this.identity();const t=this.elements,n=e.elements,i=1/fr.setFromMatrixColumn(e,0).length(),s=1/fr.setFromMatrixColumn(e,1).length(),a=1/fr.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]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,i=e.y,s=e.z,a=Math.cos(n),o=Math.sin(n),c=Math.cos(i),l=Math.sin(i),h=Math.cos(s),u=Math.sin(s);if(e.order==="XYZ"){const d=a*h,f=a*u,p=o*h,m=o*u;t[0]=c*h,t[4]=-c*u,t[8]=l,t[1]=f+p*l,t[5]=d-m*l,t[9]=-o*c,t[2]=m-d*l,t[6]=p+f*l,t[10]=a*c}else if(e.order==="YXZ"){const d=c*h,f=c*u,p=l*h,m=l*u;t[0]=d+m*o,t[4]=p*o-f,t[8]=a*l,t[1]=a*u,t[5]=a*h,t[9]=-o,t[2]=f*o-p,t[6]=m+d*o,t[10]=a*c}else if(e.order==="ZXY"){const d=c*h,f=c*u,p=l*h,m=l*u;t[0]=d-m*o,t[4]=-a*u,t[8]=p+f*o,t[1]=f+p*o,t[5]=a*h,t[9]=m-d*o,t[2]=-a*l,t[6]=o,t[10]=a*c}else if(e.order==="ZYX"){const d=a*h,f=a*u,p=o*h,m=o*u;t[0]=c*h,t[4]=p*l-f,t[8]=d*l+m,t[1]=c*u,t[5]=m*l+d,t[9]=f*l-p,t[2]=-l,t[6]=o*c,t[10]=a*c}else if(e.order==="YZX"){const d=a*c,f=a*l,p=o*c,m=o*l;t[0]=c*h,t[4]=m-d*u,t[8]=p*u+f,t[1]=u,t[5]=a*h,t[9]=-o*h,t[2]=-l*h,t[6]=f*u+p,t[10]=d-m*u}else if(e.order==="XZY"){const d=a*c,f=a*l,p=o*c,m=o*l;t[0]=c*h,t[4]=-u,t[8]=l*h,t[1]=d*u+m,t[5]=a*h,t[9]=f*u-p,t[2]=p*u-f,t[6]=o*h,t[10]=m*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(rv,e,av)}lookAt(e,t,n){const i=this.elements;return In.subVectors(e,t),In.lengthSq()===0&&(In.z=1),In.normalize(),$i.crossVectors(n,In),$i.lengthSq()===0&&(Math.abs(n.z)===1?In.x+=1e-4:In.z+=1e-4,In.normalize(),$i.crossVectors(n,In)),$i.normalize(),Yo.crossVectors(In,$i),i[0]=$i.x,i[4]=Yo.x,i[8]=In.x,i[1]=$i.y,i[5]=Yo.y,i[9]=In.y,i[2]=$i.z,i[6]=Yo.z,i[10]=In.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,s=this.elements,a=n[0],o=n[4],c=n[8],l=n[12],h=n[1],u=n[5],d=n[9],f=n[13],p=n[2],m=n[6],A=n[10],g=n[14],b=n[3],x=n[7],_=n[11],v=n[15],C=i[0],I=i[4],E=i[8],S=i[12],P=i[1],w=i[5],L=i[9],N=i[13],O=i[2],D=i[6],U=i[10],F=i[14],$=i[3],q=i[7],te=i[11],Z=i[15];

40return s[0]=a*C+o*P+c*O+l*$,s[4]=a*I+o*w+c*D+l*q,s[8]=a*E+o*L+c*U+l*te,s[12]=a*S+o*N+c*F+l*Z,s[1]=h*C+u*P+d*O+f*$,s[5]=h*I+u*w+d*D+f*q,s[9]=h*E+u*L+d*U+f*te,s[13]=h*S+u*N+d*F+f*Z,s[2]=p*C+m*P+A*O+g*$,s[6]=p*I+m*w+A*D+g*q,s[10]=p*E+m*L+A*U+g*te,s[14]=p*S+m*N+A*F+g*Z,s[3]=b*C+x*P+_*O+v*$,s[7]=b*I+x*w+_*D+v*q,s[11]=b*E+x*L+_*U+v*te,s[15]=b*S+x*N+_*F+v*Z,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],a=e[1],o=e[5],c=e[9],l=e[13],h=e[2],u=e[6],d=e[10],f=e[14],p=e[3],m=e[7],A=e[11],g=e[15],b=c*f-l*d,x=o*f-l*u,_=o*d-c*u,v=a*f-l*h,C=a*d-c*h,I=a*u-o*h;return t*(m*b-A*x+g*_)-n*(p*b-A*v+g*C)+i*(p*x-m*v+g*I)-s*(p*_-m*C+A*I)}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],a=e[4],o=e[5],c=e[6],l=e[7],h=e[8],u=e[9],d=e[10],f=e[11],p=e[12],m=e[13],A=e[14],g=e[15],b=t*o-n*a,x=t*c-i*a,_=t*l-s*a,v=n*c-i*o,C=n*l-s*o,I=i*l-s*c,E=h*m-u*p,S=h*A-d*p,P=h*g-f*p,w=u*A-d*m,L=u*g-f*m,N=d*g-f*A,O=b*N-x*L+_*w+v*P-C*S+I*E;if(O===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const D=1/O;return e[0]=(o*N-c*L+l*w)*D,e[1]=(i*L-n*N-s*w)*D,e[2]=(m*I-A*C+g*v)*D,e[3]=(d*C-u*I-f*v)*D,e[4]=(c*P-a*N-l*S)*D,e[5]=(t*N-i*P+s*S)*D,e[6]=(A*_-p*I-g*x)*D,e[7]=(h*I-d*_+f*x)*D,e[8]=(a*L-o*P+l*E)*D,e[9]=(n*P-t*L-s*E)*D,e[10]=(p*C-m*_+g*b)*D,e[11]=(u*_-h*C-f*b)*D,e[12]=(o*S-a*w-c*E)*D,e[13]=(t*w-n*S+i*E)*D,e[14]=(m*x-p*v-A*b)*D,e[15]=(h*v-u*x+d*b)*D,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 e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):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,a=e.x,o=e.y,c=e.z,l=s*a,h=s*o;return this.set(l*a+n,l*o-i*c,l*c+i*o,0,l*o+i*c,h*o+n,h*c-i*a,0,l*c-i*o,h*c+i*a,s*c*c+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,a){return this.set(1,n,s,0,e,1,a,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,s=t._x,a=t._y,o=t._z,c=t._w,l=s+s,h=a+a,u=o+o,d=s*l,f=s*h,p=s*u,m=a*h,A=a*u,g=o*u,b=c*l,x=c*h,_=c*u,v=n.x,C=n.y,I=n.z;return i[0]=(1-(m+g))*v,i[1]=(f+_)*v,i[2]=(p-x)*v,i[3]=0,i[4]=(f-_)*C,i[5]=(1-(d+g))*C,i[6]=(A+b)*C,i[7]=0,i[8]=(p+x)*I,i[9]=(A-b)*I,i[10]=(1-(d+m))*I,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;e.x=i[12],e.y=i[13],e.z=i[14];const s=this.determinant();if(s===0)return n.set(1,1,1),t.identity(),this;let a=fr.set(i[0],i[1],i[2]).length();const o=fr.set(i[4],i[5],i[6]).length(),c=fr.set(i[8],i[9],i[10]).length();s<0&&(a=-a),qn.copy(this);const l=1/a,h=1/o,u=1/c;return qn.elements[0]*=l,qn.elements[1]*=l,qn.elements[2]*=l,qn.elements[4]*=h,qn.elements[5]*=h,qn.elements[6]*=h,qn.elements[8]*=u,qn.elements[9]*=u,qn.elements[10]*=u,t.setFromRotationMatrix(qn),n.x=a,n.y=o,n.z=c,this}makePerspective(e,t,n,i,s,a,o=Ai,c=!1){const l=this.elements,h=2*s/(t-e),u=2*s/(n-i),d=(t+e)/(t-e),f=(n+i)/(n-i);let p,m;if(c)p=s/(a-s),m=a*s/(a-s);else if(o===Ai)p=-(a+s)/(a-s),m=-2*a*s/(a-s);else if(o===Fo)p=-a/(a-s),m=-a*s/(a-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);return l[0]=h,l[4]=0,l[8]=d,l[12]=0,l[1]=0,l[5]=u,l[9]=f,l[13]=0,l[2]=0,l[6]=0,l[10

40]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(e,t,n,i,s,a,o=Ai,c=!1){const l=this.elements,h=2/(t-e),u=2/(n-i),d=-(t+e)/(t-e),f=-(n+i)/(n-i);let p,m;if(c)p=1/(a-s),m=a/(a-s);else if(o===Ai)p=-2/(a-s),m=-(a+s)/(a-s);else if(o===Fo)p=-1/(a-s),m=-s/(a-s);else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);return l[0]=h,l[4]=0,l[8]=0,l[12]=d,l[1]=0,l[5]=u,l[9]=0,l[13]=f,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=0,l[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}}const fr=new R,qn=new Oe,rv=new R(0,0,0),av=new R(1,1,1),$i=new R,Yo=new R,In=new R,Op=new Oe,kp=new An;class Hn{constructor(e=0,t=0,n=0,i=Hn.DEFAULT_ORDER){this.isEuler=!0,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],a=i[4],o=i[8],c=i[1],l=i[5],h=i[9],u=i[2],d=i[6],f=i[10];switch(t){case"XYZ":this._y=Math.asin(We(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,f),this._z=Math.atan2(-a,s)):(this._x=Math.atan2(d,l),this._z=0);break;case"YXZ":this._x=Math.asin(-We(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(o,f),this._z=Math.atan2(c,l)):(this._y=Math.atan2(-u,s),this._z=0);break;case"ZXY":this._x=Math.asin(We(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-u,f),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(c,s));break;case"ZYX":this._y=Math.asin(-We(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(d,f),this._z=Math.atan2(c,s)):(this._x=0,this._z=Math.atan2(-a,l));break;case"YZX":this._z=Math.asin(We(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-h,l),this._y=Math.atan2(-u,s)):(this._x=0,this._y=Math.atan2(o,f));break;case"XZY":this._z=Math.asin(-We(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(d,l),this._y=Math.atan2(o,s)):(this._x=Math.atan2(-h,f),this._y=0);break;default:Ie("Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return Op.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Op,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return kp.setFromEuler(this),this.setFromQuaternion(kp,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}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Hn.DEFAULT_ORDER="XYZ";class Gf{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 ov=0;const Qp=new R,pr=new An,Si=new Oe,Jo=new R,Ia=new R,cv=new R,lv=new An,Gp=new R(1,0,0),Hp=new R(0,1,0),zp=new R(0,0,1),Vp={type:"added"},hv={type:"removed"},Ar={type:"childadded",child:null},yh={type:"childremoved",child:null};class ht extends si{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:ov++}),this.uuid=Gn(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=ht.DEFAULT_UP.clone();const e=new R,t=new Hn,n=new An,i=new R(1,1,1);function s(){n.setFromEuler(t,!1)}function a(){t.setFromQuaternion(n,void 0,!1)}t._onChange(s),n._onChange(a),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 Oe},normalMatrix:{value:new Qe}}),this.matrix=new Oe,this.matrixWorld=new Oe,this.matrixAutoUpdate=ht.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=ht.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new Gf,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.customDepthMaterial=void 0,this.customDistanceMaterial=void 0,this.static=!1,this.userData={},this.pivot=null}onBeforeShadow(){}onAfterShadow(){}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)}

40setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return pr.setFromAxisAngle(e,t),this.quaternion.multiply(pr),this}rotateOnWorldAxis(e,t){return pr.setFromAxisAngle(e,t),this.quaternion.premultiply(pr),this}rotateX(e){return this.rotateOnAxis(Gp,e)}rotateY(e){return this.rotateOnAxis(Hp,e)}rotateZ(e){return this.rotateOnAxis(zp,e)}translateOnAxis(e,t){return Qp.copy(e).applyQuaternion(this.quaternion),this.position.add(Qp.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(Gp,e)}translateY(e){return this.translateOnAxis(Hp,e)}translateZ(e){return this.translateOnAxis(zp,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Si.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?Jo.copy(e):Jo.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),Ia.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Si.lookAt(Ia,Jo,this.up):Si.lookAt(Jo,Ia,this.up),this.quaternion.setFromRotationMatrix(Si),i&&(Si.extractRotation(i.matrixWorld),pr.setFromRotationMatrix(Si),this.quaternion.premultiply(

40pr.invert()))}add(e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(Pe("Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.removeFromParent(),e.parent=this,this.children.push(e),e.dispatchEvent(Vp),Ar.child=e,this.dispatchEvent(Ar),Ar.child=null):Pe("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(hv),yh.child=e,this.dispatchEvent(yh),yh.child=null),this}removeFromParent(){const e=this.parent;return e!==null&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),Si.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),Si.multiply(e.parent.matrixWorld)),e.applyMatrix4(Si),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(Vp),Ar.child=e,this.dispatchEvent(Ar),Ar.child=null,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 a=this.children[n].getObjectByProperty(e,t);if(a!==void 0)return a}}getObjectsByProperty(e,t,n=[]){this[e]===t&&n.push(this);const i=this.children;for(let s=0,a=i.length;s<a;s++)i[s].getObjectsByProperty(e,t,n);return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ia,e,cv),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ia,lv,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);const e=this.pivot;if(e!==null){const t=e.x,n=e.y,i=e.z,s=this.matrix.elements;s[12]+=t-s[0]*t-s[4]*n-s[8]*i,s[13]+=n-s[1]*t-s[5]*n-s[9]*i,s[14]+=i-s[2]*t-s[6]*n-s[10]*i}this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(this.matrixWorldAutoUpdate===!0&&(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.matrixWorldAutoUpdate===!0&&(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,a=i.length;s<a;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:{},nodes:{}},n.metadata={version:4.7,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),this.static!==!1&&(i.static=this.static),Object.keys(this.userData).length>0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),this.pivot!==null&&(i.pivot=this.pivot.toArray()),this.matrixAutoUpdate===!1&&(i.matrixAutoUpdate=!1),this.morphTargetDictionary!==void 0&&(i.morphTargetDictionary=Object.assign({},this.morphTargetDictionary)),this.morphTargetInfluences!==void 0&&(i.morphTargetInfluences=this.morphTargetInfluences.slice()),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(i.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(i.type="BatchedMesh",i.perObjectFrustumCulled=this.perObjectFrustumCulled,i.sortObjects=this.sortObjects,i.drawRanges=this._drawRanges,i.reservedRanges=this._reservedRanges,i.geometryInfo=this._geometryInfo.map(o=>({...o,boundingBox:o.boundingBox?o.boundingBox.toJSON():void 0,boundingSphere:o.boundingSphere?o.boundingSphere.toJSON():void 0})),i.instanceInfo=this._instanceInfo.map(o=>({...o})),i.availableInstanceIds=this._availableInstanceIds.slice(),i.availableGeometryIds=this._availableGeometryIds.slice(),i.nextIndexStart=this._nextIndexStart,i.nextVertexStart=this._nextVertexStart,i.geometryCount=this._geometryCount,i.maxInstanceCount=this._maxInstanceCount,i.maxVertexCount=this._maxVertexCount,i.maxIndexCount=this._maxIndexCount,i.geometryInitialized=this._geometryInitialized,i.matricesTexture=this._matricesTexture.toJSON(e),i.indirectTexture=this._indirectTexture.toJSON(e),this._colorsTexture!==null&&(i.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(i.boundingSphere=this.boundingSphere.toJSON()),this.boundingBox!==null&&(i.boundingBox=this.boundingBox.toJSON()));function s(o,c){return o[c.uuid]===void 0&&(o[c.uuid]=c.toJSON(e)),c.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&&this.environment.isRenderTargetTexture!==!0&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=s(e.geometries,this.geometry);const o=this.geometry.parameters;if(o!==void 0&&o.shapes!==void 0){const c=o.shapes;if(Array.isArray(c))for(let l=0,h=c.length;l<h;l++){const u=c[l];s(e.shapes,u)}else s(e.shapes,c)}}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 o=[];for(let c=0,l=this.material.length;c<l;c++)o.push(s(e.materials,this.material[c]));i.material=o}else i.material=s(e.materials,this.material);if(this.children.length>0){i.children=[];for(let o=0;o<this.children.length;o++)i.children.push(this.children[o].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let o=0;o<this.animations.length;o++){const c=this.animations[o];i.animations.push(s(e.animations,c))}}if(t){const o=a(e.geometries),c=a(e.materials),l=a(e.textures),h=a(e.images),u=a(e.shapes),d=a(e.skeletons),f=a(e.animations),p=a(e.nodes);o.length>0&&(n.geometries=o),c.length>0&&(n.materials=c),l.length>0&&(n.textures=l),h.length>0&&(n.images=h),u.length>0&&(n.shapes=u),d.length>0&&(n.skeletons=d),f.length>0&&(n.animations=f),p.length>0&&(n.nodes=p)}return n.object=i,n;function a(o){const c=[];for(const l in o){const h=o[l];delete h.metadata,c.push(h)}return c}}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),e.pivot!==null&&(this.pivot=e.pivot.clone()),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,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.static=e.static,this.animations=e.animations.slice(),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}}ht.DEFAULT_UP=new R(0,1,0);ht.DEFAULT_MATRIX_AUTO_UPDATE=!0;ht.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;class fs extends ht{constructor(){super(),this.isGroup=!0,this.type="Group"}}const uv={type:"move"};class Sh{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new fs,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 fs,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new R,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new R),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new fs,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new R,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new R),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}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data: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,a=null;const o=this._targetRay,c=this._grip,l=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(l&&e.hand){a=!0;for(const m of e.hand.values()){const A=t.getJointPose(m,n),g=this._getHandJoint(l,m);A!==null&&(g.matrix.fromArray(A.transform.matrix),g.matrix.decompose(g.position,g.rotation,g.scale),g.matrixWorldNeedsUpdate=!0,g.jointRadius=A.radius),g.visible=A!==null}const h=l.joints["index-finger-tip"],u=l.joints["thumb-tip"],d=h.position.distanceTo(u.position),f=.02,p=.005;l.inputState.pinching&&d>f+p?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&d<=f-p&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else c!==null&&e.gripSpace&&(s=t.getPose(e.gripSpace,n),s!==null&&(c.matrix.fromArray(s.transform.matrix),c.matrix.decompose(c.position,c.rotation,c.scale),c.matrixWorldNeedsUpdate=!0,s.linearVelocity?(c.hasLinearVelocity=!0,c.linearVelocity.copy(s.linearVelocity)):c.hasLinearVelocity=!1,s.angularVelocity?(c.hasAngularVelocity=!0,c.angularVelocity.copy(s.angularVelocity)):c.hasAngularVelocity=!1));o!==null&&(i=t.getPose(e.targetRaySpace,n),i===null&&s!==null&&(i=s),i!==null&&(o.matrix.fromArray(i.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,i.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(i.linearVelocity)):o.hasLinearVelocity=!1,i.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(i.angularVelocity)):o.hasAngularVelocity=!1,this.dispatchEvent(uv)))}return o!==null&&(o.visible=i!==null),c!==null&&(c.visible=s!==null),l!==null&&(l.visible=a!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const n=new fs;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}const sb={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},Yi={h:0,s:0,l:0},Zo={h:0,s:0,l:0};function Ch(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}class Me{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(t===void 0&&n===void 0){const i=e;i&&i.isColor?this.copy(i):typeof i=="number"?this.setHex(i):typeof i=="string"&&this.setStyle(i)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=mt){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,tt.colorSpaceToWorking(this,t),this}setRGB(e,t,n,i=tt.workingColorSpace){return this.r=e,this.g=t,this.b=n,tt.colorSpaceToWorking(this,i),this}setHSL(e,t,n,i=tt.workingColorSpace){if(e=Qf(e,1),t=We(t,0,1),n=We(n,0,1),t===0)this.r=this.g=this.b=n;else{const s=n<=.5?n*(1+t):n+t-n*t,a=2*n-s;this.r=Ch(a,s,e+1/3),this.g=Ch(a,s,e),this.b=Ch(a,s,e-1/3)}return tt.colorSpaceToWorking(this,i),this}setStyle(e,t=mt){function n(s){s!==void 0&&parseFloat(s)<1&&Ie("Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const a=i[1],o=i[2];switch(a){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,t);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setRGB(Math.min(100,parseInt(s[1],10))/100,Math.min(100,parseInt(s[2],10))/100,Math.min(100,parseInt(s[3],10))/100,t);break;case"hsl":case"hsla":if(s=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,t);break;default:Ie("Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=i[1],a=s.length;if(a===3)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,t);if(a===6)return this.setHex(parseInt(s,16),t);Ie("Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=mt){const n=sb[e.toLowerCase()];return n!==void 0?this.setHex(n,t):Ie("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=Vi(e.r),this.g=Vi(e.g),this.b=Vi(e.b),this}copyLinearToSRGB(e){return this.r=Jr(e.r),this.g=Jr(e.g),this.b=Jr(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=mt){return tt.workingToColorSpace(un.copy(this),e),Math.round(We(un.r*255,0,255))*65536+Math.round(We(un.g*255,0,255))*256+Math.round(We(un.b*255,0,255))}getHexString(e=mt){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=tt.workingColorSpace){tt.workingToColorSpace(un.copy(this),t);const n=un.r,i=un.g,s=un.b,a=Math.max(n,i,s),o=Math.min(n,i,s);let c,l;const h=(o+a)/2;if(o===a)c=0,l=0;else{const u=a-o;switch(l=h<=.5?u/(a+o):u/(2-a-o),a){case n:c=(i-s)/u+(i<s?6:0);break;case i:c=(s-n)/u+2;break;case s:c=(n-i)/u+4;break}c/=6}return e.h=c,e.s=l,e.l=h,e}getRGB(e,t=tt.workingColorSpace){return tt.workingToColorSpace(un.copy(this),t),e.r=un.r,e.g=un.g,e.b=un.b,e}getStyle(e=mt){tt.workingToColorSpace(un.copy(this),e);const t=un.r,n=un.g,i=un.b;return e!==mt?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(n*255)},${Math.round(i*255)})`}

40offsetHSL(e,t,n){return this.getHSL(Yi),this.setHSL(Yi.h+e,Yi.s+t,Yi.l+n)}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(Yi),e.getHSL(Zo);const n=bo(Yi.h,Zo.h,t),i=bo(Yi.s,Zo.s,t),s=bo(Yi.l,Zo.l,t);return this.setHSL(n,i,s),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,i=this.b,s=e.elements;return this.r=s[0]*t+s[3]*n+s[6]*i,this.g=s[1]*t+s[4]*n+s[7]*i,this.b=s[2]*t+s[5]*n+s[8]*i,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),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const un=new Me;Me.NAMES=sb;class xs extends ht{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new Hn,this.environmentIntensity=1,this.environmentRotation=new Hn,this.overrideMaterial=null,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()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return this.fog!==null&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),this.backgroundIntensity!==1&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),this.environmentIntensity!==1&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}const jn=new R,Ci=new R,Mh=new R,Mi=new R,gr=new R,mr=new R,Wp=new R,Ih=new R,wh=new R,Th=new R,Rh=new It,Bh=new It,Dh=new It;class Tn{constructor(e=new R,t=new R,n=new R){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),jn.subVectors(e,t),i.cross(jn);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){jn.subVectors(i,t),Ci.subVectors(n,t),Mh.subVectors(e,t);const a=jn.dot(jn),o=jn.dot(Ci),c=jn.dot(Mh),l=Ci.dot(Ci),h=Ci.dot(Mh),u=a*l-o*o;if(u===0)return s.set(0,0,0),null;const d=1/u,f=(l*c-o*h)*d,p=(a*h-o*c)*d;return s.set(1-f-p,p,f)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,Mi)===null?!1:Mi.x>=0&&Mi.y>=0&&Mi.x+Mi.y<=1}static getInterpolation(e,t,n,i,s,a,o,c){return this.getBarycoord(e,t,n,i,Mi)===null?(c.x=0,c.y=0,"z"in c&&(c.z=0),"w"in c&&(c.w=0),null):(c.setScalar(0),c.addScaledVector(s,Mi.x),c.addScaledVector(a,Mi.y),c.addScaledVector(o,Mi.z),c)}static getInterpolatedAttribute(e,t,n,i,s,a){return Rh.setScalar(0),Bh.setScalar(0),Dh.setScalar(0),Rh.fromBufferAttribute(e,t),Bh.fromBufferAttribute(e,n),Dh.fromBufferAttribute(e,i),a.setScalar(0),a.addScaledVector(Rh,s.x),a.addScaledVector(Bh,s.y),a.addScaledVector(Dh,s.z),a}static isFrontFacing(e,t,n,i){return jn.subVectors(n,t),Ci.subVectors(e,t),jn.cross(Ci).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 jn.subVectors(this.c,this.b),Ci.subVectors(this.a,this.b),jn.cross(Ci).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return Tn.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return Tn.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,n,i,s){return Tn.getInterpolation(e,this.a,this.b,this.c,t,n,i,s)}containsPoint(e){return Tn.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return Tn.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 a,o;gr.subVectors(i,n),mr.subVectors(s,n),Ih.subVectors(e,n);

40const c=gr.dot(Ih),l=mr.dot(Ih);if(c<=0&&l<=0)return t.copy(n);wh.subVectors(e,i);const h=gr.dot(wh),u=mr.dot(wh);if(h>=0&&u<=h)return t.copy(i);const d=c*u-h*l;if(d<=0&&c>=0&&h<=0)return a=c/(c-h),t.copy(n).addScaledVector(gr,a);Th.subVectors(e,s);const f=gr.dot(Th),p=mr.dot(Th);if(p>=0&&f<=p)return t.copy(s);const m=f*l-c*p;if(m<=0&&l>=0&&p<=0)return o=l/(l-p),t.copy(n).addScaledVector(mr,o);const A=h*p-f*u;if(A<=0&&u-h>=0&&f-p>=0)return Wp.subVectors(s,i),o=(u-h)/(u-h+(f-p)),t.copy(i).addScaledVector(Wp,o);const g=1/(A+m+d);return a=m*g,o=d*g,t.copy(n).addScaledVector(gr,a).addScaledVector(mr,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}class fn{constructor(e=new R(1/0,1/0,1/0),t=new R(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(Xn.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(Xn.fromBufferAttribute(e,t));return 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=Xn.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}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,t=!1){e.updateWorldMatrix(!1,!1);const n=e.geometry;if(n!==void 0){const s=n.getAttribute("position");if(t===!0&&s!==void 0&&e.isInstancedMesh!==!0)for(let a=0,o=s.count;a<o;a++)e.isMesh===!0?e.getVertexPosition(a,Xn):Xn.fromBufferAttribute(s,a),Xn.applyMatrix4(e.matrixWorld),this.expandByPoint(Xn);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),ec.copy(e.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),ec.copy(n.boundingBox)),ec.applyMatrix4(e.matrixWorld),this.union(ec)}const i=e.children;for(let s=0,a=i.length;s<a;s++)this.expandByObject(i[s],t);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,Xn),Xn.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(wa),tc.subVectors(this.max,wa),br.subVectors(e.a,wa),xr.subVectors(e.b,wa),Er.subVectors(e.c,wa),Ji.subVectors(xr,br),Zi.subVectors(Er,xr),Ss.subVectors(br,Er);let t=[0,-Ji.z,Ji.y,0,-Zi.z,Zi.y,0,-Ss.z,Ss.y,Ji.z,0,-Ji.x,Zi.z,0,-Zi.x,Ss.z,0,-Ss.x,-Ji.y,Ji.x,0,-Zi.y,Zi.x,0,-Ss.y,Ss.x,0];return!Lh(t,br,xr,Er,tc)||(t=[1,0,0,0,1,0,0,0,1],!Lh(t,br,xr,Er,tc))?!1:(nc.crossVectors(Ji,Zi),t=[nc.x,nc.y,nc.z],Lh(t,br,xr,Er,tc))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Xn).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(Xn).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:(Ii[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Ii[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Ii[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Ii[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Ii[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Ii[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Ii[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Ii[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Ii),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)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(e){return this.min.fromArray(e.min),this.max.fromArray(e.max),this}}const Ii=[new R,new R,new R,new R,new R,new R,new R,new R],Xn=new R,ec=new fn,br=new R,xr=new R,Er=new R,Ji=new R,Zi=new R,Ss=new R,wa=new R,tc=new R,nc=new R,Cs=new R;function Lh(r,e,t,n,i){for(let s=0,a=r.length-3;s<=a;s+=3){Cs.fromArray(r,s);const o=i.x*Math.abs(Cs.x)+i.y*Math.abs(Cs.y)+i.z*Math.abs(Cs.z),c=e.dot(Cs),l=t.dot(Cs),h=n.dot(Cs);if(Math.max(-Math.max(c,l,h),Math.min(c,l,h))>o)return!1}return!0}const ki=dv();function dv(){const r=new ArrayBuffer(4),e=new Float32Array(r),t=new Uint32Array(r),n=new Uint32Array(512),i=new Uint32Array(512);for(let c=0;c<256;++c){const l=c-127;l<-27?(n[c]=0,n[c|256]=32768,i[c]=24,i[c|256]=24):l<-14?(n[c]=1024>>-l-14,n[c|256]=1024>>-l-14|32768,i[c]=-l-1,i[c|256]=-l-1):l<=15?(n[c]=l+15<<10,n[c|256]=l+15<<10|32768,i[c]=13,i[c|256]=13):l<128?(n[c]=31744,n[c|256]=64512,i[c]=24,i[c|256]=24):(n[c]=31744,n[c|256]=64512,i[c]=13,i[c|256]=13)}const s=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let c=1;c<1024;++c){let l=c<<13,h=0;for(;(l&8388608)===0;)l<<=1,h-=8388608;l&=-8388609,h+=947912704,s[c]=l|h}for(let c=1024;c<2048;++c)s[c]=939524096+(c-1024<<13);for(let c=1;c<31;++c)a[c]=c<<23;a[31]=1199570944,a[32]=2147483648;for(let c=33;c<63;++c)a[c]=2147483648+(c-32<<23);a[63]=3347054592;for(let c=1;c<64;++c)c!==32&&(o[c]=1024);return{floatView:e,uint32View:t,baseTable:n,shiftTable:i,mantissaTable:s,exponentTable:a,offsetTable:o}}function fv(r){Math.abs(r)>65504&&Ie("DataUtils.toHalfFloat(): Value out of range."),r=We(r,-65504,65504),ki.floatView[0]=r;const e=ki.uint32View[0],t=e>>23&511;return ki.baseTable[t]+((e&8388607)>>ki.shiftTable[t])}function pv(r){const e=r>>10;return ki.uint32View[0]=ki.mantissaTable[ki.offsetTable[e]+(r&1023)]+ki.exponentTable[e],ki.floatView[0]}class ic{static toHalfFloat(e){return fv(e)}static fromHalfFloat(e){return pv(e)}}const Vt=new R,sc=new pe;let Av=0;class Lt{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:Av++}),this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n,this.usage=Xd,this.updateRanges=[],this.gpuType=Nt,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}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.gpuType=e.gpuType,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}applyMatrix3(e){if(this.itemSize===2)for(let t=0,n=this.count;t<n;t++)sc.fromBufferAttribute(this,t),sc.applyMatrix3(e),this.setXY(t,sc.x,sc.y);else if(this.itemSize===3)for(let t=0,n=this.count;t<n;t++)Vt.fromBufferAttribute(this,t),Vt.applyMatrix3(e),this.setXYZ(t,Vt.x,Vt.y,Vt.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)Vt.fromBufferAttribute(this,t),Vt.applyMatrix4(e),this.setXYZ(t,Vt.x,Vt.y,Vt.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)Vt.fromBufferAttribute(this,t),Vt.applyNormalMatrix(e),this.setXYZ(t,Vt.x,Vt.y,Vt.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)Vt.fromBufferAttribute(this,t),Vt.transformDirection(e),this.setXYZ(t,Vt.x,Vt.y,Vt.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let n=this.array[e*this.itemSize+t];return this.normalized&&(n=$n(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=pt(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=$n(t,this.array)),t}setX(e,t){return this.normalized&&(t=pt(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=$n(t,this.array)),t}setY(e,t){return this.normalized&&(t=pt(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=$n(t,this.array)),t}setZ(e,t){return this.normalized&&(t=pt(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=$n(t,this.array)),t}setW(e,t){return this.normalized&&(t=pt(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=pt(t,this.array),n=pt(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=pt(t,this.array),n=pt(n,this.array),i=pt(i,this.array)),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.normalized&&(t=pt(t,this.array),n=pt(n,this.array),i=pt(i,this.array),s=pt(s,this.array)),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.from(this.array),normalized:this.normalized};return this.name!==""&&(e.name=this.name),this.usage!==Xd&&(e.usage=this.usage),e}}class rb extends Lt{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class ab extends Lt{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class nn extends Lt{constructor(e,t,n){super(new Float32Array(e),t,n)}}const gv=new fn,Ta=new R,Ph=new R;class Vn{constructor(e=new R,t=-1){this.isSphere=!0,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):gv.setFromPoints(e).getCenter(n);let i=0;for(let s=0,a=e.length;s<a;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){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;Ta.subVectors(e,this.center);const t=Ta.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),i=(n-this.radius)*.5;this.center.addScaledVector(Ta,i/n),this.radius+=i}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(this.center.equals(e.center)===!0?this.radius=Math.max(this.radius,e.radius):(Ph.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Ta.copy(e.center).add(Ph)),this.expandByPoint(Ta.copy(e.center).sub(Ph))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(e){return this.radius=e.radius,this.center.fromArray(e.center),this}}let mv=0;const Ln=new Oe,Fh=new ht,_r=new R,wn=new fn,Ra=new fn,$t=new R;class cn extends si{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:mv++}),this.uuid=Gn(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.indirectOffset=0,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(P_(e)?ab:rb)(e,1):this.index=e,this}setIndirect(e,t=0){return this.indirect=e,this.indirectOffset=t,this}getIndirect(){return this.indirect}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 Qe().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 Ln.makeRotationFromQuaternion(e),this.applyMatrix4(Ln),this}rotateX(e){return Ln.makeRotationX(e),this.applyMatrix4(Ln),this}rotateY(e){return Ln.makeRotationY(e),this.applyMatrix4(Ln),this}rotateZ(e){return Ln.makeRotationZ(e),this.applyMatrix4(Ln),this}translate(e,t,n){return Ln.makeTranslation(e,t,n),this.applyMatrix4(Ln),this}scale(e,t,n){return Ln.makeScale(e,t,n),this.applyMatrix4(Ln),this}lookAt(e){return Fh.lookAt(e),Fh.updateMatrix(),this.applyMatrix4(Fh.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(_r).negate(),this.translate(_r.x,_r.y,_r.z),this}setFromPoints(e){const t=this.getAttribute("position");if(t===void 0){const n=[];for(let i=0,s=e.length;i<s;i++){const a=e[i];n.push(a.x,a.y,a.z||0)}this.setAttribute("position",new nn(n,3))}else{const n=Math.min(e.length,t.count);for(let i=0;i<n;i++){const s=e[i];t.setXYZ(i,s.x,s.y,s.z||0)}e.length>t.count&&Ie("BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),t.needsUpdate=!0}return this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new fn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){Pe("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new R(-1/0,-1/0,-1/0),new R(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];wn.setFromBufferAttribute(s),this.morphTargetsRelative?($t.addVectors(this.boundingBox.min,wn.min),this.boundingBox.expandByPoint($t),$t.addVectors(this.boundingBox.max,wn.max),this.boundingBox.expandByPoint($t)):(this.boundingBox.expandByPoint(wn.min),this.boundingBox.expandByPoint(wn.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&Pe('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 Vn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){Pe("BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new R,1/0);return}if(e){const n=this.boundingSphere.center;if(wn.setFromBufferAttribute(e),t)for(let s=0,a=t.length;s<a;s++){const o=t[s];Ra.setFromBufferAttribute(o),this.morphTargetsRelative?($t.addVectors(wn.min,Ra.min),wn.expandByPoint($t),$t.addVectors(wn.max,Ra.max),wn.expandByPoint($t)):(wn.expandByPoint(Ra.min),wn.expandByPoint(Ra.max))}wn.getCenter(n);let i=0;for(let s=0,a=e.count;s<a;s++)$t.fromBufferAttribute(e,s),i=Math.max(i,n.distanceToSquared($t));if(t)for(let s=0,a=t.length;s<a;s++){const o=t[s],c=this.morphTargetsRelative;for(let l=0,h=o.count;l<h;l++)$t.fromBufferAttribute(o,l),c&&(_r.fromBufferAttribute(e,l),$t.add(_r)),i=Math.max(i,n.distanceToSquared($t))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)&&Pe('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){Pe("BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}const n=t.position,i=t.normal,s=t.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new Lt(new Float32Array(4*n.count),4));const a=this.getAttribute("tangent"),o=[],c=[];for(let E=0;E<n.count;E++)o[E]=new R,c[E]=new R;const l=new R,h=new R,u=new R,d=new pe,f=new pe,p=new pe,m=new R,A=new R;function g(E,S,P){l.fromBufferAttribute(n,E),h.fromBufferAttribute(n,S),u.fromBufferAttribute(n,P),d.fromBufferAttribute(s,E),f.fromBufferAttribute(s,S),p.fromBufferAttribute(s,P),h.sub(l),u.sub(l),f.sub(d),p.sub(d);const w=1/(f.x*p.y-p.x*f.y);isFinite(w)&&(m.copy(h).multiplyScalar(p.y).addScaledVector(u,-f.y).multiplyScalar(w),A.copy(u).multiplyScalar(f.x).addScaledVector(h,-p.x).multiplyScalar(w),o[E].add(m),o[S].add(m),o[P].add(m),c[E].add(A),c[S].add(A),c[P].add(A))}let b=this.groups;b.length===0&&(b=[{start:0,count:e.count}]);for(let E=0,S=b.length;E<S;++E){const P=b[E],w=P.start,L=P.count;for(let N=w,O=w+L;N<O;N+=3)g(e.getX(N+0),e.getX(N+1),e.getX(N+2))}const x=new R,_=new R,v=new R,C=new R;function I(E){v.fromBufferAttribute(i,E),C.copy(v);const S=o[E];x.copy(S),x.sub(v.multiplyScalar(v.dot(S))).normalize(),_.crossVectors(C,S);const w=_.dot(c[E])<0?-1:1;a.setXYZW(E,x.x,x.y,x.z,w)}for(let E=0,S=b.length;E<S;++E){const P=b[E],w=P.start,L=P.count;for(let N=w,O=w+L;N<O;N+=3)I(e.getX(N+0)),I(e.getX(N+1)),I(e.getX(N+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 Lt(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 R,s=new R,a=new R,o=new R,c=new R,l=new R,h=new R,u=new R;if(e)for(let d=0,f=e.count;d<f;d+=3){const p=e.getX(d+0),m=e.getX(d+1),A=e.getX(d+2);i.fromBufferAttribute(t,p),s.fromBufferAttribute(t,m),a.fromBufferAttribute(t,A),h.subVectors(a,s),u.subVectors(i,s),h.cross(u),o.fromBufferAttribute(n,p),c.fromBufferAttribute(n,m),l.fromBufferAttribute(n,A),o.add(h),c.add(h),l.add(h),n.setXYZ(p,o.x,o.y,o.z),n.setXYZ(m,c.x,c.y,c.z),n.setXYZ(A,l.x,l.y,l.z)}else for(let d=0,f=t.count;d<f;d+=3)i.fromBufferAttribute(t,d+0),s.fromBufferAttribute(t,d+1),a.fromBufferAttribute(t,d+2),h.subVectors(a,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}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)$t.fromBufferAttribute(e,t),$t.normalize(),e.setXYZ(t,$t.x,$t.y,$t.z)}toNonIndexed(){function e(o,c){const l=o.array,h=o.itemSize,u=o.normalized,d=new l.constructor(c.length*h);let f=0,p=0;for(let m=0,A=c.length;m<A;m++){o.isInterleavedBufferAttribute?f=c[m]*o.data.stride+o.offset:f=c[m]*h;for(let g=0;g<h;g++)d[p++]=l[f++]}return new Lt(d,h,u)}if(this.index===null)return Ie("BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new cn,n=this.index.array,i=this.attributes;for(const o in i){const c=i[o],l=e(c,n);t.setAttribute(o,l)}const s=this.morphAttributes;for(const o in s){const c=[],l=s[o];for(let h=0,u=l.length;h<u;h++){const d=l[h],f=e(d,n);c.push(f)}t.morphAttributes[o]=c}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let o=0,c=a.length;o<c;o++){const l=a[o];t.addGroup(l.start,l.count,l.materialIndex)}return t}toJSON(){const e={metadata:{version:4.7,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 c=this.parameters;for(const l in c)c[l]!==void 0&&(e[l]=c[l]);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 c in n){const l=n[c];e.data.attributes[c]=l.toJSON(e.data)}const i={};let s=!1;for(const c in this.morphAttributes){const l=this.morphAttributes[c],h=[];for(let u=0,d=l.length;u<d;u++){const f=l[u];h.push(f.toJSON(e.data))}h.length>0&&(i[c]=h,s=!0)}s&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const o=this.boundingSphere;return o!==null&&(e.data.boundingSphere=o.toJSON()),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());const i=e.attributes;for(const l in i){const h=i[l];this.setAttribute(l,h.clone(t))}const s=e.morphAttributes;for(const l in s){const h=[],u=s[l];for(let d=0,f=u.length;d<f;d++)h.push(u[d].clone(t));this.morphAttributes[l]=h}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let l=0,h=a.length;l<h;l++){const u=a[l];this.addGroup(u.start,u.count,u.materialIndex)}const o=e.boundingBox;o!==null&&(this.boundingBox=o.clone());const c=e.boundingSphere;return c!==null&&(this.boundingSphere=c.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}class ob{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=Xd,this.updateRanges=[],this.version=0,this.uuid=Gn()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}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=Gn()),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=Gn()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.arrayBuffers[this.array.buffer._uuid]=Array.from(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}}const xn=new R;class ih{constructor(e,t,n,i=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=i}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++)xn.fromBufferAttribute(this,t),xn.applyMatrix4(e),this.setXYZ(t,xn.x,xn.y,xn.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)xn.fromBufferAttribute(this,t),xn.applyNormalMatrix(e),this.setXYZ(t,xn.x,xn.y,xn.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)xn.fromBufferAttribute(this,t),xn.transformDirection(e),this.setXYZ(t,xn.x,xn.y,xn.z);return this}getComponent(e,t){let n=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(n=$n(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=pt(n,this.array)),this.data.array[e*this.data.stride+this.offset+t]=n,this}setX(e,t){return this.normalized&&(t=pt(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=pt(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=pt(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=pt(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=$n(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=$n(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=$n(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=$n(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=pt(t,this.array),n=pt(n,this.array)),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.normalized&&(t=pt(t,this.array),n=pt(n,this.array),i=pt(i,this.array)),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.normalized&&(t=pt(t,this.array),n=pt(n,this.array),i=pt(i,this.array),s=pt(s,this.array)),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){Fl("InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave 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 Lt(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 ih(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(e===void 0){Fl("InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave 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}}}let bv=0,ei=class extends si{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:bv++}),this.uuid=Gn(),this.name="",this.type="Material",this.blending=$s,this.side=ti,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=Sd,this.blendDst=Cd,this.blendEquation=Ws,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Me(0,0,0),this.blendAlpha=0,this.depthFunc=ia,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Bp,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=ur,this.stencilZFail=ur,this.stencilZPass=ur,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.forceSinglePass=!1,this.allowOverride=!0,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}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){Ie(`Material: parameter '${t}' has value of undefined.`);continue}const i=this[t];if(i===void 0){Ie(`Material: '${t}' is not a property of THREE.${this.type}.`);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:4.7,type:"Material",generator:"Material.toJSON"}};

40n.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!==void 0&&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.sheenColorMap&&this.sheenColorMap.isTexture&&(n.sheenColorMap=this.sheenColorMap.toJSON(e).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(n.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(e).uuid),this.dispersion!==void 0&&(n.dispersion=this.dispersion),this.iridescence!==void 0&&(n.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(n.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(n.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),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.envMapRotation!==void 0&&(n.envMapRotation=this.envMapRotation.toArray()),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&&this.attenuationDistance!==1/0&&(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!==$s&&(n.blending=this.blending),this.side!==ti&&(n.side=this.side),this.vertexColors===!0&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.transparent===!0&&(n.transparent=!0),this.blendSrc!==Sd&&(n.blendSrc=this.blendSrc),this.blendDst!==Cd&&(n.blendDst=this.blendDst),this.blendEquation!==Ws&&(n.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(n.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(n.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==ia&&(n.depthFunc=this.depthFunc),this.depthTest===!1&&(n.depthTest=this.depthTest),this.depthWrite===!1&&(n.depthWrite=this.depthWrite),this.colorWrite===!1&&(n.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==Bp&&(n.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(n.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==ur&&(n.stencilFail=this.stencilFail),this.stencilZFail!==ur&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==ur&&(n.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(n.stencilWrite=this.stencilWrite),this.rotation!==void 0&&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!==void 0&&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.alphaHash===!0&&(n.alphaHash=!0),this.alphaToCoverage===!0&&(n.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(n.premultipliedAlpha=!0),this.forceSinglePass===!0&&(n.forceSinglePass=!0),this.allowOverride===!1&&(n.allowOverride=!1),this.wireframe===!0&&(n.wireframe=!0),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=!0),this.visible===!1&&(n.visible=!1),this.toneMapped===!1&&(n.toneMapped=!1),this.fog===!1&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData);function i(s){const a=[];for(const o in s){const c=s[o];delete c.metadata,a.push(c)}return a}if(t){const s=i(e.textures),a=i(e.images);s.length>0&&(n.textures=s),a.length>0&&(n.images=a)}return n}clone(){return new this.constructor().copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,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.clipSh

40adows,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.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.allowOverride=e.allowOverride,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++}};const wi=new R,Nh=new R,rc=new R,es=new R,Uh=new R,ac=new R,Oh=new R;class qo{constructor(e=new R,t=new R(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.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,wi)),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.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=wi.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(wi.copy(this.origin).addScaledVector(this.direction,t),wi.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){Nh.copy(e).add(t).multiplyScalar(.5),rc.copy(t).sub(e).normalize(),es.copy(this.origin).sub(Nh);const s=e.distanceTo(t)*.5,a=-this.direction.dot(rc),o=es.dot(this.direction),c=-es.dot(rc),l=es.lengthSq(),h=Math.abs(1-a*a);let u,d,f,p;if(h>0)if(u=a*c-o,d=a*o-c,p=s*h,u>=0)if(d>=-p)if(d<=p){const m=1/h;u*=m,d*=m,f=u*(u+a*d+2*o)+d*(a*u+d+2*c)+l}else d=s,u=Math.max(0,-(a*d+o)),f=-u*u+d*(d+2*c)+l;else d=-s,u=Math.max(0,-(a*d+o)),f=-u*u+d*(d+2*c)+l;else d<=-p?(u=Math.max(0,-(-a*s+o)),d=u>0?-s:Math.min(Math.max(-s,-c),s),f=-u*u+d*(d+2*c)+l):d<=p?(u=0,d=Math.min(Math.max(-s,-c),s),f=d*(d+2*c)+l):(u=Math.max(0,-(a*s+o)),d=u>0?s:Math.min(Math.max(-s,-c),s),f=-u*u+d*(d+2*c)+l);else d=a>0?-s:s,u=Math.max(0,-(a*d+o)),f=-u*u+d*(d+2*c)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,u),i&&i.copy(Nh).addScaledVector(rc,d),f}intersectSphere(e,t){wi.subVectors(e.center,this.origin);const n=wi.dot(this.direction),i=wi.dot(wi)-n*n,s=e.radius*e.radius;if(i>s)return null;const a=Math.sqrt(s-i),o=n-a,c=n+a;return c<0?null:o<0?this.at(c,t):this.at(o,t)}intersectsSphere(e){return e.radius<0?!1: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,a,o,c;const l=1/this.direction.x,h=1/this.direction.y,u=1/this.direction.z,d=this.origin;return l>=0?(n=(e.min.x-d.x)*l,i=(e.max.x-d.x)*l):(n=(e.max.x-d.x)*l,i=(e.min.x-d.x)*l),h>=0?(s=(e.min.y-d.y)*h,a=(e.max.y-d.y)*h):(s=(e.max.y-d.y)*h,a=(e.min.y-d.y)*h),n>a||s>i||((s>n||isNaN(n))&&(n=s),(a<i||isNaN(i))&&(i=a),u>=0?(o=(e.min.z-d.z)*u,c=(e.max.z-d.z)*u):(o=(e.max.z-d.z)*u,c=(e.min.z-d.z)*u),n>c||o>i)||((o>n||n!==n)&&(n=o),(c<i||i!==i)&&(i=c),i<0)?null:this.at(n>=0?n:i,t)}intersectsBox(e){return this.intersectBox(e,wi)!==null}intersectTriangle(e,t,n,i,s){Uh.subVectors(t,e),ac.subVectors(n,e),Oh.crossVectors(Uh,ac);let a=this.direction.dot(Oh),o;if(a>0){if(i)return null;o=1}else if(a<0)o=-1,a=-a;else return null;es.subVectors(this.origin,e);const c=o*this.direction.dot(ac.crossVectors(es,ac));if(c<0)return null;const l=o*this.direction.dot(Uh.cross(es));if(l<0||c+l>a)return null;const h=-o*es.dot(Oh);return h<0?null:this.at(h/a,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 pn extends ei{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Me(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.envMapRotation=new Hn,this.combine=K0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,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.envMapRotation.copy(e.envMapRotation),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.fog=e.fog,this}}const qp=new Oe,Ms=new qo,oc=new Vn,jp=new R,cc=new R,lc=new R,hc=new R,kh=new R,uc=new R,Xp=new R,dc=new R;class at extends ht{constructor(e=new cn,t=new pn){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),e.morphTargetInfluences!==void 0&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),e.morphTargetDictionary!==void 0&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const t=this.geometry.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,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}getVertexPosition(e,t){const n=this.geometry,i=n.attributes.position,s=n.morphAttributes.position,a=n.morphTargetsRelative;t.fromBufferAttribute(i,e);const o=this.morphTargetInfluences;if(s&&o){uc.set(0,0,0);for(let c=0,l=s.length;c<l;c++){const h=o[c],u=s[c];h!==0&&(kh.fromBufferAttribute(u,e),a?uc.addScaledVector(kh,h):uc.addScaledVector(kh.sub(t),h))}t.add(uc)}return t}raycast(e,t){const n=this.geometry,i=this.material,s=this.matrixWorld;i!==void 0&&(n.boundingSphere===null&&n.computeBoundingSphere(),oc.copy(n.boundingSphere),oc.applyMatrix4(s),Ms.copy(e.ray).recast(e.near),!(oc.containsPoint(Ms.origin)===!1&&(Ms.intersectSphere(oc,jp)===null||Ms.origin.distanceToSquared(jp)>(e.far-e.near)**2))&&(qp.copy(s).invert(),Ms.copy(e.ray).applyMatrix4(qp),!(n.boundingBox!==null&&Ms.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(e,t,Ms)))}_computeIntersections(e,t,n){let i;const s=this.geometry,a=this.material,o=s.index,c=s.attributes.position,l=s.attributes.uv,h=s.attributes.uv1,u=s.attributes.normal,d=s.groups,f=s.drawRange;if(o!==null)if(Array.isArray(a))for(let p=0,m=d.length;p<m;p++){const A=d[p],g=a[A.materialIndex],b=Math.max(A.start,f.start),x=Math.min(o.count,Math.min(A.start+A.count,f.start+f.count));for(let _=b,v=x;_<v;_+=3){const C=o.getX(_),I=o.getX(_+1),E=o.getX(_+2);i=fc(this,g,e,n,l,h,u,C,I,E),i&&(i.faceIndex=Math.floor(_/3),i.face.materialIndex=A.materialIndex,t.push(i))}}else{const p=Math.max(0,f.start),m=Math.min(o.count,f.start+f.count);for(let A=p,g=m;A<g;A+=3){const b=o.getX(A),x=o.getX(A+1),_=o.getX(A+2);i=fc(this,a,e,n,l,h,u,b,x,_),i&&(i.faceIndex=Math.floor(A/3),t.push(i))}}else if(c!==void 0)if(Array.isArray(a))for(let p=0,m=d.length;p<m;p++){const A=d[p],g=a[A.materialIndex],b=Math.max(A.start,f.start),x=Math.min(c.count,Math.min(A.start+A.count,f.start+f.count));for(let _=b,v=x;_<v;_+=3){const C=_,I=_+1,E=_+2;i=fc(this,g,e,n,l,h,u,C,I,E),i&&(i.faceIndex=Math.floor(_/3),i.face.materialIndex=A.materialIndex,t.push(i))}}else{const p=Math.max(0,f.start),m=Math.min(c.count,f.start+f.count);for(let A=p,g=m;A<g;A+=3){const b=A,x=A+1,_=A+2;i=fc(this,a,e,n,l,h,u,b,x,_),i&&(i.faceIndex=Math.floor(A/3),t.push(i))}}}}function xv(r,e,t,n,i,s,a,o){let c;if(e.side===on?c=n.intersectTriangle(a,s,i,!0,o):c=n.intersectTriangle(i,s,a,e.side===ti,o),c===null)return null;dc.copy(o),dc.applyMatrix4(r.matrixWorld);const l=t.ray.origin.distanceTo(dc);return l<t.near||l>t.far?null:{distance:l,point:dc.clone(),object:r}}function fc(r,e,t,n,i,s,a,o,c,l){r.getVertexPosition(o,cc),r.getVertexPosition(c,lc),r.getVertexPosition(l,hc);const h=xv(r,e,t,n,cc,lc,hc,Xp);if(h){const u=new R;Tn.getBarycoord(Xp,cc,lc,hc,u),i&&(h.uv=Tn.getInterpolatedAttribute(i,o,c,l,u,new pe)),s&&(h.uv1=Tn.getInterpolatedAttribute(s,o,c,l,u,new pe)),a&&(h.normal=Tn.getInterpolatedAttribute(a,o,c,l,u,new R),h.normal.dot(n.direction)>0&&h.normal.multiplyScalar(-1));const d={a:o,b:c,c:l,normal:new R,materialIndex:0};Tn.getNormal(cc,lc,hc,d.normal),h.face=d,h.barycoord=u}return h}const Kp=new R,$p=new It,Yp=new It,Ev=new R,Jp=new Oe,pc=new R,Qh=new Vn,Zp=new Oe,Gh=new qo;class _v extends at{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=wp,this.bindMatrix=new Oe,this.bindMatrixInverse=new Oe,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new fn),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,pc),this.boundingBox.expandByPoint(pc)}computeBoundingSphere(){const e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new Vn),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,pc),this.boundingSphere.expandByPoint(pc)}copy(e,t){return super.copy(e,t),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}raycast(e,t){const n=this.material,i=this.matrixWorld;n!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),Qh.copy(this.boundingSphere),Qh.applyMatrix4(i),e.ray.intersectsSphere(Qh)!==!1&&(Zp.copy(i).invert(),Gh.copy(e.ray).applyMatrix4(Zp),!(this.boundingBox!==null&&Gh.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,t,Gh)))}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}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 It,t=this.geometry.attributes.skinWeight;for(let n=0,i=t.count;n<i;n++){e.fromBufferAttribute(t,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===wp?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===y_?this.bindMatrixInverse.copy(this.bindMatrix).invert():Ie("SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const n=this.skeleton,i=this.geometry;$p.fromBufferAttribute(i.attributes.skinIndex,e),Yp.fromBufferAttribute(i.attributes.skinWeight,e),Kp.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let s=0;s<4;s++){const a=Yp.getComponent(s);if(a!==0){const o=$p.getComponent(s);Jp.multiplyMatrices(n.bones[o].matrixWorld,n.boneInverses[o]),t.addScaledVector(Ev.copy(Kp).applyMatrix4(Jp),a)}}return t.applyMatrix4(this.bindMatrixInverse)}}class cb extends ht{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Ea extends Rt{constructor(e=null,t=1,n=1,i,s,a,o,c,l=St,h=St,u,d){super(null,a,o,c,l,h,i,s,u,d),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const eA=new Oe,vv=new Oe;class Hf{constructor(e=[],t=[]){this.uuid=Gn(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.previousBoneMatrices=null,this.boneTexture=null,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){Ie("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 Oe)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const n=new Oe;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,a=e.length;s<a;s++){const o=e[s]?e[s].matrixWorld:vv;eA.multiplyMatrices(o,t[s]),eA.toArray(n,s*16)}i!==null&&(i.needsUpdate=!0)}clone(){return new Hf(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(this.bones.length*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const n=new Ea(t,e,e,Tt,Nt);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,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 a=t[s];a===void 0&&(Ie("Skeleton: No bone found with UUID:",s),a=new cb),this.bones.push(a),this.boneInverses.push(new Oe().fromArray(e.boneInverses[n]))}return this.init(),this}toJSON(){const e={metadata:{version:4.7,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 a=t[i];e.bones.push(a.uuid);const o=n[i];e.boneInverses.push(o.toArray())}return e}}class Kd extends Lt{constructor(e,t,n,i=1){super(e,t,n),this.isInstancedBufferAttribute=!0,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}}const vr=new Oe,tA=new Oe,Ac=[],nA=new fn,yv=new Oe,Ba=new at,Da=new Vn;class Sv extends at{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new Kd(new Float32Array(n*16),16),this.previousInstanceMatrix=null,this.instanceColor=null,this.morphTexture=null,this.count=n,this.boundingBox=null,this.boundingSphere=null;for(let i=0;i<n;i++)this.setMatrixAt(i,yv)}computeBoundingBox(){const e=this.geometry,t=this.count;this.boundingBox===null&&(this.boundingBox=new fn),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,vr),nA.copy(e.boundingBox).applyMatrix4(vr),this.boundingBox.union(nA)}computeBoundingSphere(){const e=this.geometry,t=this.count;this.boundingSphere===null&&(this.boundingSphere=new Vn),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,vr),Da.copy(e.boundingSphere).applyMatrix4(vr),this.boundingSphere.union(Da)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),e.previousInstanceMatrix!==null&&(this.previousInstanceMatrix=e.previousInstanceMatrix.clone()),e.morphTexture!==null&&(this.morphTexture=e.morphTexture.clone()),e.instanceColor!==null&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,e*3)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,e*16)}getMorphAt(e,t){const n=t.morphTargetInfluences,i=this.morphTexture.source.data.data,s=n.length+1,a=e*s+1;for(let o=0;o<n.length;o++)n[o]=i[a+o]}raycast(e,t){const n=this.matrixWorld,i=this.count;if(Ba.geometry=this.geometry,Ba.material=this.material,Ba.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),Da.copy(this.boundingSphere),Da.applyMatrix4(n),e.ray.intersectsSphere(Da)!==!1))for(let s=0;s<i;s++){this.getMatrixAt(s,vr),tA.multiplyMatrices(n,vr),Ba.matrixWorld=tA,Ba.raycast(e,Ac);for(let a=0,o=Ac.length;a<o;a++){const c=Ac[a];c.instanceId=s,c.object=this,t.push(c)}Ac.length=0}}setColorAt(e,t){this.instanceColor===null&&(this.instanceColor=new Kd(new Float32Array(this.instanceMatrix.count*3).fill(1),3)),t.toArray(this.instanceColor.array,e*3)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,e*16)}setMorphAt(e,t){const n=t.morphTargetInfluences,i=n.length+1;this.morphTexture===null&&(this.morphTexture=new Ea(new Float32Array(i*this.count),i,this.count,ds,Nt));const s=this.morphTexture.source.data.data;let a=0;for(let l=0;l<n.length;l++)a+=n[l];const o=this.geometry.morphTargetsRelative?1:1-a,c=i*e;s[c]=o,s.set(n,c+1)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"}),this.morphTexture!==null&&(this.morphTexture.dispose(),this.morphTexture=null)}}const Hh=new R,Cv=new R,Mv=new Qe;class ks{constructor(e=new R(1,0,0),t=0){this.isPlane=!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=Hh.subVectors(n,t).cross(Cv.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(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(Hh),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(e.start).addScaledVector(n,s)}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||Mv.getNormalMatrix(e),i=this.coplanarPoint(Hh).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)}}const Is=new Vn,Iv=new pe(.5,.5),gc=new R;class zf{constructor(e=new ks,t=new ks,n=new ks,i=new ks,s=new ks,a=new ks){this.planes=[e,t,n,i,s,a]}set(e,t,n,i,s,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(i),o[4].copy(s),o[5].copy(a),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=Ai,n=!1){const i=this.planes,s=e.elements,a=s[0],o=s[1],c=s[2],l=s[3],h=s[4],u=s[5],d=s[6],f=s[7],p=s[8],m=s[9],A=s[10],g=s[11],b=s[12],x=s[13],_=s[14],v=s[15];if(i[0].setComponents(l-a,f-h,g-p,v-b).normalize(),i[1].setComponents(l+a,f+h,g+p,v+b).normalize(),i[2].setComponents(l+o,f+u,g+m,v+x).normalize(),i[3].setComponents(l-o,f-u,g-m,v-x).normalize(),n)i[4].setComponents(c,d,A,_).normalize(),i[5].setComponents(l-c,f-d,g-A,v-_).normalize();else if(i[4].setComponents(l-c,f-d,g-A,v-_).normalize(),t===Ai)i[5].setComponents(l+c,f+d,g+A,v+_).normalize();else if(t===Fo)i[5].setComponents(c,d,A,_).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);return this}intersectsObject(e){if(e.boundingSphere!==void 0)e.boundingSphere===null&&e.computeBoundingSphere(),Is.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),Is.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(Is)}intersectsSprite(e){Is.center.set(0,0,0);const t=Iv.distanceTo(e.center);return Is.radius=.7071067811865476+t,Is.applyMatrix4(e.matrixWorld),this.intersectsSphere(Is)}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(gc.x=i.normal.x>0?e.max.x:e.min.x,gc.y=i.normal.y>0?e.max.y:e.min.y,gc.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(gc)<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)}}class lb extends ei{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Me(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const Ol=new R,kl=new R,iA=new Oe,La=new qo,mc=new Vn,zh=new R,sA=new R;class Uo extends ht{constructor(e=new cn,t=new lb){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,n=[0];for(let i=1,s=t.count;i<s;i++)Ol.fromBufferAttribute(t,i-1),kl.fromBufferAttribute(t,i),n[i]=n[i-1],n[i]+=Ol.distanceTo(kl);e.setAttribute("lineDistance",new nn(n,1))}else Ie("Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,s=e.params.Line.threshold,a=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),mc.copy(n.boundingSphere),mc.applyMatrix4(i),mc.radius+=s,e.ray.intersectsSphere(mc)===!1)return;iA.copy(i).invert(),La.copy(e.ray).applyMatrix4(iA);const o=s/((this.scale.x+this.scale.y+this.scale.z)/3),c=o*o,l=this.isLineSegments?2:1,h=n.index,d=n.attributes.position;if(h!==null){const f=Math.max(0,a.start),p=Math.min(h.count,a.start+a.count);for(let m=f,A=p-1;m<A;m+=l){const g=h.getX(m),b=h.getX(m+1),x=bc(this,e,La,c,g,b,m);x&&t.push(x)}if(this.isLineLoop){const m=h.getX(p-1),A=h.getX(f),g=bc(this,e,La,c,m,A,p-1);g&&t.push(g)}}else{const f=Math.max(0,a.start),p=Math.min(d.count,a.start+a.count);for(let m=f,A=p-1;m<A;m+=l){const g=bc(this,e,La,c,m,m+1,m);g&&t.push(g)}if(this.isLineLoop){const m=bc(this,e,La,c,p-1,f,p-1);m&&t.push(m)}}}updateMorphTargets(){const t=this.geometry.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,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}}function bc(r,e,t,n,i,s,a){const o=r.geometry.attributes.position;if(Ol.fromBufferAttribute(o,i),kl.fromBufferAttribute(o,s),t.distanceSqToSegment(Ol,kl,zh,sA)>n)return;zh.applyMatrix4(r.matrixWorld);const l=e.ray.origin.distanceTo(zh);if(!(l<e.near||l>e.far))return{distance:l,point:sA.clone().applyMatrix4(r.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:r}}const rA=new R,aA=new R;class wv extends Uo{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,n=[];for(let i=0,s=t.count;i<s;i+=2)rA.fromBufferAttribute(t,i),aA.fromBufferAttribute(t,i+1),n[i]=i===0?0:n[i-1],n[i+1]=n[i]+rA.distanceTo(aA);e.setAttribute("lineDistance",new nn(n,1))}else Ie("LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class Tv extends Uo{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class hb extends ei{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Me(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!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.fog=e.fog,this}}const oA=new Oe,$d=new qo,xc=new Vn,Ec=new R;class Rv extends ht{constructor(e=new cn,t=new hb){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,s=e.params.Points.threshold,a=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),xc.copy(n.boundingSphere),xc.applyMatrix4(i),xc.radius+=s,e.ray.intersectsSphere(xc)===!1)return;oA.copy(i).invert(),$d.copy(e.ray).applyMatrix4(oA);const o=s/((this.scale.x+this.scale.y+this.scale.z)/3),c=o*o,l=n.index,u=n.attributes.position;if(l!==null){const d=Math.max(0,a.start),f=Math.min(l.count,a.start+a.count);for(let p=d,m=f;p<m;p++){const A=l.getX(p);Ec.fromBufferAttribute(u,A),cA(Ec,A,c,i,e,t,this)}}else{const d=Math.max(0,a.start),f=Math.min(u.count,a.start+a.count);for(let p=d,m=f;p<m;p++)Ec.fromBufferAttribute(u,p),cA(Ec,p,c,i,e,t,this)}}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}}function cA(r,e,t,n,i,s,a){const o=$d.distanceSqToPoint(r);if(o<t){const c=new R;$d.closestPointToPoint(r,c),c.applyMatrix4(n);const l=i.ray.origin.distanceTo(c);if(l<i.near||l>i.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:c,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class Bv extends Rt{constructor(e,t,n,i,s=qe,a=qe,o,c,l){super(e,t,n,i,s,a,o,c,l),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const h=this;function u(){h.needsUpdate=!0,h._requestVideoFrameCallbackId=e.requestVideoFrameCallback(u)}"requestVideoFrameCallback"in e&&(this._requestVideoFrameCallbackId=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)}dispose(){this._requestVideoFrameCallbackId!==0&&(this.source.data.cancelVideoFrameCallback(this._requestVideoFrameCallbackId),this._requestVideoFrameCallbackId=0),super.dispose()}}class tr extends Rt{constructor(e,t,n,i,s,a,o,c,l,h,u,d){super(null,a,o,c,l,h,i,s,u,d),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class Dv extends tr{constructor(e,t,n,i,s,a){super(e,t,n,s,a),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=Dt,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class Lv extends tr{constructor(e,t,n){super(void 0,e[0].width,e[0].height,t,n,bs),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class ub extends Rt{constructor(e=[],t=bs,n,i,s,a,o,c,l,h){super(e,t,n,i,s,a,o,c,l,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class Ql extends Rt{constructor(e,t,n,i,s,a,o,c,l){super(e,t,n,i,s,a,o,c,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class Oo extends Rt{constructor(e,t,n=ii,i,s,a,o=St,c=St,l,h=qi,u=1){if(h!==qi&&h!==Xs)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");const d={width:e,height:t,depth:u};super(d,i,s,a,o,c,h,n,l),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.source=new nh(Object.assign({},e.image)),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return this.compareFunction!==null&&(t.compareFunction=this.compareFunction),t}}class Pv extends Oo{constructor(e,t=ii,n=bs,i,s,a=St,o=St,c,l=qi){const h={width:e,height:e,depth:1},u=[h,h,h,h,h,h];super(e,e,t,n,i,s,a,o,c,l),this.image=u,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(e){this.image=e}}class db extends Rt{constructor(e=null){super(),this.sourceTexture=e,this.isExternalTexture=!0}copy(e){return super.copy(e),this.sourceTexture=e.sourceTexture,this}}class ji extends cn{constructor(e=1,t=1,n=1,i=1,s=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:s,depthSegments:a};const o=this;i=Math.floor(i),s=Math.floor(s),a=Math.floor(a);const c=[],l=[],h=[],u=[];let d=0,f=0;p("z","y","x",-1,-1,n,t,e,a,s,0),p("z","y","x",1,-1,n,t,-e,a,s,1),p("x","z","y",1,1,e,n,t,i,a,2),p("x","z","y",1,-1,e,n,-t,i,a,3),p("x","y","z",1,-1,e,t,n,i,s,4),p("x","y","z",-1,-1,e,t,-n,i,s,5),this.setIndex(c),this.setAttribute("position",new nn(l,3)),this.setAttribute("normal",new nn(h,3)),this.setAttribute("uv",new nn(u,2));function p(m,A,g,b,x,_,v,C,I,E,S){const P=_/I,w=v/E,L=_/2,N=v/2,O=C/2,D=I+1,U=E+1;let F=0,$=0;const q=new R;for(let te=0;te<U;te++){const Z=te*w-N;for(let Y=0;Y<D;Y++){const fe=Y*P-L;q[m]=fe*b,q[A]=Z*x,q[g]=O,l.push(q.x,q.y,q.z),q[m]=0,q[A]=0,q[g]=C>0?1:-1,h.push(q.x,q.y,q.z),u.push(Y/I),u.push(1-te/E),F+=1}}for(let te=0;te<E;te++)for(let Z=0;Z<I;Z++){const Y=d+Z+D*te,fe=d+Z+D*(te+1),Ge=d+(Z+1)+D*(te+1),ze=d+(Z+1)+D*te;c.push(Y,fe,ze),c.push(fe,Ge,ze),$+=6}o.addGroup(f,$,S),f+=$,d+=F}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new ji(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}class xi{constructor(){this.type="Curve",this.arcLengthDivisions=200,this.needsUpdate=!1,this.cacheArcLengths=null}getPoint(){Ie("Curve: .getPoint() not implemented.")}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 a=1;a<=e;a++)n=this.getPoint(a/e),s+=n.distanceTo(i),t.push(s),i=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t=null){const n=this.getLengths();let i=0;const s=n.length;let a;t?a=t:a=e*n[s-1];let o=0,c=s-1,l;for(;o<=c;)if(i=Math.floor(o+(c-o)/2),l=n[i]-a,l<0)o=i+1;else if(l>0)c=i-1;else{c=i;break}if(i=c,n[i]===a)return i/(s-1);const h=n[i],d=n[i+1]-h,f=(a-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 a=this.getPoint(i),o=this.getPoint(s),c=t||(a.isVector2?new pe:new R);return c.copy(o).sub(a).normalize(),c}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t=!1){const n=new R,i=[],s=[],a=[],o=new R,c=new Oe;for(let f=0;f<=e;f++){const p=f/e;i[f]=this.getTangentAt(p,new R)}s[0]=new R,a[0]=new R;let l=Number.MAX_VALUE;const h=Math.abs(i[0].x),u=Math.abs(i[0].y),d=Math.abs(i[0].z);h<=l&&(l=h,n.set(1,0,0)),u<=l&&(l=u,n.set(0,1,0)),d<=l&&n.set(0,0,1),o.crossVectors(i[0],n).normalize(),s[0].crossVectors(i[0],o),a[0].crossVectors(i[0],s[0]);for(let f=1;f<=e;f++){if(s[f]=s[f-1].clone(),a[f]=a[f-1].clone(),o.crossVectors(i[f-1],i[f]),o.length()>Number.EPSILON){o.normalize();const p=Math.acos(We(i[f-1].dot(i[f]),-1,1));s[f].applyMatrix4(c.makeRotationAxis(o,p))}a[f].crossVectors(i[f],s[f])}if(t===!0){let f=Math.acos(We(s[0].dot(s[e]),-1,1));f/=e,i[0].dot(o.crossVectors(s[0],s[e]))>0&&(f=-f);for(let p=1;p<=e;p++)s[p].applyMatrix4(c.makeRotationAxis(i[p],f*p)),a[p].crossVectors(i[p],s[p])}return{tangents:i,normals:s,binormals:a}}clone(){return new this.constructor().copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class Vf extends xi{constructor(e=0,t=0,n=1,i=1,s=0,a=Math.PI*2,o=!1,c=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=i,this.aStartAngle=s,this.aEndAngle=a,this.aClockwise=o,this.aRotation=c}getPoint(e,t=new pe){const n=t,i=Math.PI*2;let s=this.aEndAngle-this.aStartAngle;const a=Math.abs(s)<Number.EPSILON;for(;s<0;)s+=i;for(;s>i;)s-=i;s<Number.EPSILON&&(a?s=0:s=i),this.aClockwise===!0&&!a&&(s===i?s=-i:s=s-i);const o=this.aStartAngle+e*s;let c=this.aX+this.xRadius*Math.cos(o),l=this.aY+this.yRadius*Math.sin(o);if(this.aRotation!==0){const h=Math.cos(this.aRotation),u=Math.sin(this.aRotation),d=c-this.aX,f=l-this.aY;c=d*h-f*u+this.aX,l=d*u+f*h+this.aY}return n.set(c,l)}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}}class Fv extends Vf{constructor(e,t,n,i,s,a){super(e,t,n,n,i,s,a),this.isArcCurve=!0,this.type="ArcCurve"}}function Wf(){let r=0,e=0,t=0,n=0;function i(s,a,o,c){r=s,e=o,t=-3*s+3*a-2*o-c,n=2*s-2*a+o+c}return{initCatmullRom:function(s,a,o,c,l){i(a,o,l*(o-s),l*(c-a))}

40,initNonuniformCatmullRom:function(s,a,o,c,l,h,u){let d=(a-s)/l-(o-s)/(l+h)+(o-a)/h,f=(o-a)/h-(c-a)/(h+u)+(c-o)/u;d*=h,f*=h,i(a,o,d,f)},calc:function(s){const a=s*s,o=a*s;return r+e*s+t*a+n*o}}}const _c=new R,Vh=new Wf,Wh=new Wf,qh=new Wf;class Nv extends xi{constructor(e=[],t=!1,n="centripetal",i=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=i}getPoint(e,t=new R){const n=t,i=this.points,s=i.length,a=(s-(this.closed?0:1))*e;let o=Math.floor(a),c=a-o;this.closed?o+=o>0?0:(Math.floor(Math.abs(o)/s)+1)*s:c===0&&o===s-1&&(o=s-2,c=1);let l,h;this.closed||o>0?l=i[(o-1)%s]:(_c.subVectors(i[0],i[1]).add(i[0]),l=_c);const u=i[o%s],d=i[(o+1)%s];if(this.closed||o+2<s?h=i[(o+2)%s]:(_c.subVectors(i[s-1],i[s-2]).add(i[s-1]),h=_c),this.curveType==="centripetal"||this.curveType==="chordal"){const f=this.curveType==="chordal"?.5:.25;let p=Math.pow(l.distanceToSquared(u),f),m=Math.pow(u.distanceToSquared(d),f),A=Math.pow(d.distanceToSquared(h),f);m<1e-4&&(m=1),p<1e-4&&(p=m),A<1e-4&&(A=m),Vh.initNonuniformCatmullRom(l.x,u.x,d.x,h.x,p,m,A),Wh.initNonuniformCatmullRom(l.y,u.y,d.y,h.y,p,m,A),qh.initNonuniformCatmullRom(l.z,u.z,d.z,h.z,p,m,A)}else this.curveType==="catmullrom"&&(Vh.initCatmullRom(l.x,u.x,d.x,h.x,this.tension),Wh.initCatmullRom(l.y,u.y,d.y,h.y,this.tension),qh.initCatmullRom(l.z,u.z,d.z,h.z,this.tension));return n.set(Vh.calc(c),Wh.calc(c),qh.calc(c)),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 R().fromArray(i))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function lA(r,e,t,n,i){const s=(n-e)*.5,a=(i-t)*.5,o=r*r,c=r*o;return(2*t-2*n+s+a)*c+(-3*t+3*n-2*s-a)*o+s*r+t}function Uv(r,e){const t=1-r;return t*t*e}function Ov(r,e){return 2*(1-r)*r*e}function kv(r,e){return r*r*e}function xo(r,e,t,n){return Uv(r,e)+Ov(r,t)+kv(r,n)}function Qv(r,e){const t=1-r;return t*t*t*e}function Gv(r,e){const t=1-r;return 3*t*t*r*e}function Hv(r,e){return 3*(1-r)*r*r*e}function zv(r,e){return r*r*r*e}function Eo(r,e,t,n,i){return Qv(r,e)+Gv(r,t)+Hv(r,n)+zv(r,i)}class fb extends xi{constructor(e=new pe,t=new pe,n=new pe,i=new pe){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new pe){const n=t,i=this.v0,s=this.v1,a=this.v2,o=this.v3;return n.set(Eo(e,i.x,s.x,a.x,o.x),Eo(e,i.y,s.y,a.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.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}}class Vv extends xi{constructor(e=new R,t=new R,n=new R,i=new R){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new R){const n=t,i=this.v0,s=this.v1,a=this.v2,o=this.v3;return n.set(Eo(e,i.x,s.x,a.x,o.x),Eo(e,i.y,s.y,a.y,o.y),Eo(e,i.z,s.z,a.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.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}}class pb extends xi{constructor(e=new pe,t=new pe){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new pe){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)}

40getTangent(e,t=new pe){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(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 Wv extends xi{constructor(e=new R,t=new R){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new R){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=new R){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(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 Ab extends xi{constructor(e=new pe,t=new pe,n=new pe){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new pe){const n=t,i=this.v0,s=this.v1,a=this.v2;return n.set(xo(e,i.x,s.x,a.x),xo(e,i.y,s.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}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}}class qv extends xi{constructor(e=new R,t=new R,n=new R){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new R){const n=t,i=this.v0,s=this.v1,a=this.v2;return n.set(xo(e,i.x,s.x,a.x),xo(e,i.y,s.y,a.y),xo(e,i.z,s.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}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}}class gb extends xi{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new pe){const n=t,i=this.points,s=(i.length-1)*e,a=Math.floor(s),o=s-a,c=i[a===0?a:a-1],l=i[a],h=i[a>i.length-2?i.length-1:a+1],u=i[a>i.length-3?i.length-1:a+2];return n.set(lA(o,c.x,l.x,h.x,u.x),lA(o,c.y,l.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 pe().fromArray(i))}return this}}var hA=Object.freeze({__proto__:null,ArcCurve:Fv,CatmullRomCurve3:Nv,CubicBezierCurve:fb,CubicBezierCurve3:Vv,EllipseCurve:Vf,LineCurve:pb,LineCurve3:Wv,QuadraticBezierCurve:Ab,QuadraticBezierCurve3:qv,SplineCurve:gb});class jv extends xi{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);if(!e.equals(t)){const n=e.isVector2===!0?"LineCurve":"LineCurve3";this.curves.push(new hA[n](t,e))}return this}getPoint(e,t){const n=e*this.getLength(),i=this.getCurveLengths();let s=0;for(;s<i.length;){if(i[s]>=n){const a=i[s]-n,o=this.curves[s],c=o.getLength(),l=c===0?0:1-a/c;return o.getPointAt(l,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 a=s[i],o=a.isEllipseCurve?e*2:a.isLineCurve||a.isLineCurve3?1:a.isSplineCurve?e*a.points.length:e,c=a.getPoints(o);for(let l=0;l<c.length;l++){const h=c[l];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 hA[i.type]().fromJSON(i))}return this}}class uA extends jv{constructor(e){super(),this.type="Path",this.currentPoint=new pe,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 pb(this.currentPoint.clone(),new pe(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,i){const s=new Ab(this.currentPoint.clone(),new pe(e,t),new pe(n,i));return this.curves.push(s),this.currentPoint.set(n,i),this}bezierCurveTo(e,t,n,i,s,a){const o=new fb(this.currentPoint.clone(),new pe(e,t),new pe(n,i),new pe(s,a));return this.curves.push(o),this.currentPoint.set(s,a),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new gb(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,i,s,a){const o=this.currentPoint.x,c=this.currentPoint.y;return this.absarc(e+o,t+c,n,i,s,a),this}absarc(e,t,n,i,s,a){return this.absellipse(e,t,n,n,i,s,a),this}ellipse(e,t,n,i,s,a,o,c){const l=this.currentPoint.x,h=this.currentPoint.y;return this.absellipse(e+l,t+h,n,i,s,a,o,c),this}absellipse(e,t,n,i,s,a,o,c){const l=new Vf(e,t,n,i,s,a,o,c);if(this.curves.length>0){const u=l.getPoint(0);u.equals(this.currentPoint)||this.lineTo(u.x,u.y)}this.curves.push(l);const h=l.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 mb extends uA{constructor(e){super(e),this.uuid=Gn(),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 uA().fromJSON(i))}return this}}function Xv(r,e,t=2){const n=e&&e.length,i=n?e[0]*t:r.length;let s=bb(r,0,i,t,!0);const a=[];if(!s||s.next===s.prev)return a;let o,c,l;if(n&&(s=Zv(r,e,s,t)),r.length>80*t){o=r[0],c=r[1];let h=o,u=c;for(let d=t;d<i;d+=t){const f=r[d],p=r[d+1];f<o&&(o=f),p<c&&(c=p),f>h&&(h=f),p>u&&(u=p)}l=Math.max(h-o,u-c),l=l!==0?32767/l:0}return ko(s,a,t,o,c,l,0),a}function bb(r,e,t,n,i){let s;if(i===hy(r,e,t,n)>0)for(let a=e;a<t;a+=n)s=dA(a/n|0,r[a],r[a+1],s);else for(let a=t-n;a>=e;a-=n)s=dA(a/n|0,r[a],r[a+1],s);return s&&da(s,s.next)&&(Go(s),s=s.next),s}function sr(r,e){if(!r)return r;e||(e=r);let t=r,n;do if(n=!1,!t.steiner&&(da(t,t.next)||Ft(t.prev,t,t.next)===0)){if(Go(t),t=e=t.prev,t===t.next)break;n=!0}else t=t.next;while(n||t!==e);return e}function ko(r,e,t,n,i,s,a){if(!r)return;!a&&s&&sy(r,n,i,s);let o=r;for(;r.prev!==r.next;){const c=r.prev,l=r.next;if(s?$v(r,n,i,s):Kv(r)){e.push(c.i,r.i,l.i),Go(r),r=l.next,o=l.next;continue}if(r=l,r===o){a?a===1?(r=Yv(sr(r),e),ko(r,e,t,n,i,s,2)):a===2&&Jv(r,e,t,n,i,s):ko(sr(r),e,t,n,i,s,1);break}}}function Kv(r){const e=r.prev,t=r,n=r.next;

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40if(t===0&&(t=r.y-e.y,t===0)){const n=(r.next.y-r.y)/(r.next.x-r.x),i=(e.next.y-e.y)/(e.next.x-e.x);t=n-i}return t}function ty(r,e){const t=ny(r,e);if(!t)return e;const n=_b(t,r);return sr(n,n.next),sr(t,t.next)}function ny(r,e){let t=e;const n=r.x,i=r.y;let s=-1/0,a;if(da(r,t))return t;do{if(da(r,t.next))return t.next;if(i<=t.y&&i>=t.next.y&&t.next.y!==t.y){const u=t.x+(i-t.y)*(t.next.x-t.x)/(t.next.y-t.y);if(u<=n&&u>s&&(s=u,a=t.x<t.next.x?t:t.next,u===n))return a}t=t.next}while(t!==e);if(!a)return null;const o=a,c=a.x,l=a.y;let h=1/0;t=a;do{if(n>=t.x&&t.x>=c&&n!==t.x&&xb(i<l?n:s,i,c,l,i<l?s:n,i,t.x,t.y)){const u=Math.abs(i-t.y)/(n-t.x);Qo(t,r)&&(u<h||u===h&&(t.x>a.x||t.x===a.x&&iy(a,t)))&&(a=t,h=u)}t=t.next}while(t!==o);return a}function iy(r,e){return Ft(r.prev,r,e.prev)<0&&Ft(e.next,r,r.next)<0}function sy(r,e,t,n){let i=r;do i.z===0&&(i.z=Yd(i.x,i.y,e,t,n)),i.prevZ=i.prev,i.nextZ=i.next,i=i.next;while(i!==r);i.prevZ.nextZ=null,i.prevZ=null,ry(i)}function ry(r){let e,t=1;do{let n=r,i;r=null;let s=null;for(e=0;n;){e++;let a=n,o=0;for(let l=0;l<t&&(o++,a=a.nextZ,!!a);l++);let c=t;for(;o>0||c>0&&a;)o!==0&&(c===0||!a||n.z<=a.z)?(i=n,n=n.nextZ,o--):(i=a,a=a.nextZ,c--),s?s.nextZ=i:r=i,i.prevZ=s,s=i;n=a}s.nextZ=null,t*=2}while(e>1);return r}function Yd(r,e,t,n,i){return r=(r-t)*i|0,e=(e-n)*i|0,r=(r|r<<8)&16711935,r=(r|r<<4)&252645135,r=(r|r<<2)&858993459,r=(r|r<<1)&1431655765,e=(e|e<<8)&16711935,e=(e|e<<4)&252645135,e=(e|e<<2)&858993459,e=(e|e<<1)&1431655765,r|e<<1}function ay(r){let e=r,t=r;do(e.x<t.x||e.x===t.x&&e.y<t.y)&&(t=e),e=e.next;while(e!==r);return t}function xb(r,e,t,n,i,s,a,o){return(i-a)*(e-o)>=(r-a)*(s-o)&&(r-a)*(n-o)>=(t-a)*(e-o)&&(t-a)*(s-o)>=(i-a)*(n-o)}function ao(r,e,t,n,i,s,a,o){return!(r===a&&e===o)&&xb(r,e,t,n,i,s,a,o)}function oy(r,e){return r.next.i!==e.i&&r.prev.i!==e.i&&!cy(r,e)&&(Qo(r,e)&&Qo(e,r)&&ly(r,e)&&(Ft(r.prev,r,e.prev)||Ft(r,e.prev,e))||da(r,e)&&Ft(r.prev,r,r.next)>0&&Ft(e.prev,e,e.next)>0)}function Ft(r,e,t){return(e.y-r.y)*(t.x-e.x)-(e.x-r.x)*(t.y-e.y)}function da(r,e){return r.x===e.x&&r.y===e.y}function Eb(r,e,t,n){const i=yc(Ft(r,e,t)),s=yc(Ft(r,e,n)),a=yc(Ft(t,n,r)),o=yc(Ft(t,n,e));return!!(i!==s&&a!==o||i===0&&vc(r,t,e)||s===0&&vc(r,n,e)||a===0&&vc(t,r,n)||o===0&&vc(t,e,n))}function vc(r,e,t){return e.x<=Math.max(r.x,t.x)&&e.x>=Math.min(r.x,t.x)&&e.y<=Math.max(r.y,t.y)&&e.y>=Math.min(r.y,t.y)}function yc(r){return r>0?1:r<0?-1:0}function cy(r,e){let t=r;do{if(t.i!==r.i&&t.next.i!==r.i&&t.i!==e.i&&t.next.i!==e.i&&Eb(t,t.next,r,e))return!0;t=t.next}while(t!==r);return!1}function Qo(r,e){return Ft(r.prev,r,r.next)<0?Ft(r,e,r.next)>=0&&Ft(r,r.prev,e)>=0:Ft(r,e,r.prev)<0||Ft(r,r.next,e)<0}function ly(r,e){let t=r,n=!1;const i=(r.x+e.x)/2,s=(r.y+e.y)/2;do t.y>s!=t.next.y>s&&t.next.y!==t.y&&i<(t.next.x-t.x)*(s-t.y)/(t.next.y-t.y)+t.x&&(n=!n),t=t.next;while(t!==r);return n}function _b(r,e){const t=Jd(r.i,r.x,r.y),n=Jd(e.i,e.x,e.y),i=r.next,s=e.prev;return r.next=e,e.prev=r,t.next=i,i.prev=t,n.next=t,t.prev=n,s.next=n,n.prev=s,n}function dA(r,e,t,n){const i=Jd(r,e,t);return n?(i.next=n.next,i.prev=n,n.next.prev=i,n.next=i):(i.prev=i,i.next=i),i}function Go(r){r.next.prev=r.prev,r.prev.next=r.next,r.prevZ&&(r.prevZ.nextZ=r.nextZ),r.nextZ&&(r.nextZ.prevZ=r.prevZ)}function Jd(r,e,t){return{i:r,x:e,y:t,prev:null,next:null,z:0,prevZ:null,nextZ:null,steiner:!1}}function hy(r,e,t,n){let i=0;for(let s=e,a=t-n;s<t;s+=n)i+=(r[a]-r[s])*(r[s+1]+r[a+1]),a=s;return i}class uy{static triangulate(e,t,n=2){return Xv(e,t,n)}}class _o{static area(e){const t=e.length;let n=0;for(let i=t-1,s=0;s<t;i=s++)n+=e[i].x*e[s].y-e[s].x*e[i].y;return n*.5}static isClockWise(e){return _o.area(e)<0}static triangulateShape(e,t){const n=[],i=[],s=[];fA(e),pA(n,e);let a=e.length;t.forEach(fA);for(let c=0;c<t.length;c++)i.push(a),a+=t[c].length,pA(n,t[c]);const o=uy.triangulate(n,i);for(let c=0;c<o.length;c+=3)s.push(o.slice(c,c+3));return s}}function fA(r){const e=r.length;e>2&&r[e-1].equals(r[0])&&r.pop()}function pA(r,e){for(let t=0;t<e.length;t++)r.push(e[t].x),r.push(e[t].y)}class zn extends cn{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,a=t/2,o=Math.floor(n),c=Math.floor(i),l=o+1,h=c+1,u=e/o,d=t/c,f=[],p=[],m=[],A=[];for(let g=0;g<h;g++){const b=g*d-a;for(let x=0;x<l;x++){const _=x*u-s;p.push(_,-b,0),m.push(0,0,1),A.push(x/o),A.push(1-g/c)}}for(let g=0;g<c;g++)for(let b=0;b<o;b++){const x=b+l*g,_=b+l*(g+1),v=b+1+l*(g+1),C=b+1+l*g;f.push(x,_,C),f.push(_,v,C)}this.setIndex(f),this.setAttribute("position",new nn(p,3)),this.setAttribute("normal",new nn(m,3)),this.setAttribute("uv",new nn(A,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new zn(e.width,e.height,e.widthSegments,e.heightSegments)}}class qf extends cn{constructor(e=new mb([new pe(0,.5),new pe(-.5,-.5),new pe(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],i=[],s=[],a=[];let o=0,c=0;if(Array.isArray(e)===!1)l(e);else for(let h=0;h<e.length;h++)l(e[h]),this.addGroup(o,c,h),o+=c,c=0;this.setIndex(n),this.setAttribute("position",new nn(i,3)),this.setAttribute("normal",new nn(s,3)),this.setAttribute("uv",new nn(a,2));function l(h){const u=i.length/3,d=h.extractPoints(t);let f=d.shape;const p=d.holes;_o.isClockWise(f)===!1&&(f=f.reverse());for(let A=0,g=p.length;A<g;A++){const b=p[A];_o.isClockWise(b)===!0&&(p[A]=b.reverse())}const m=_o.triangulateShape(f,p);for(let A=0,g=p.length;A<g;A++){const b=p[A];f=f.concat(b)}for(let A=0,g=f.length;A<g;A++){const b=f[A];i.push(b.x,b.y,0),s.push(0,0,1),a.push(b.x,b.y)}for(let A=0,g=m.length;A<g;A++){const b=m[A],x=b[0]+u,_=b[1]+u,v=b[2]+u;n.push(x,_,v),c+=3}}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON(),t=this.parameters.shapes;return dy(t,e)}static fromJSON(e,t){const n=[];for(let i=0,s=e.shapes.length;i<s;i++){const a=t[e.shapes[i]];n.push(a)}return new qf(n,e.curveSegments)}}function dy(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 jf extends cn{constructor(e=1,t=32,n=16,i=0,s=Math.PI*2,a=0,o=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:i,phiLength:s,thetaStart:a,thetaLength:o},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const c=Math.min(a+o,Math.PI);let l=0;const h=[],u=new R,d=new R,f=[],p=[],m=[],A=[];for(let g=0;g<=n;g++){const b=[],x=g/n;let _=0;g===0&&a===0?_=.5/t:g===n&&c===Math.PI&&(_=-.5/t);for(let v=0;v<=t;v++){const C=v/t;u.x=-e*Math.cos(i+C*s)*Math.sin(a+x*o),u.y=e*Math.cos(a+x*o),u.z=e*Math.sin(i+C*s)*Math.sin(a+x*o),p.push(u.x,u.y,u.z),d.copy(u).normalize(),m.push(d.x,d.y,d.z),A.push(C+_,1-x),b.push(l++)}h.push(b)}for(let g=0;g<n;g++)for(let b=0;b<t;b++){const x=h[g][b+1],_=h[g][b],v=h[g+1][b],C=h[g+1][b+1];(g!==0||a>0)&&f.push(x,_,C),(g!==n-1||c<Math.PI)&&f.push(_,v,C)}this.setIndex(f),this.setAttribute("position",new nn(p,3)),this.setAttribute("normal",new nn(m,3)),this.setAttribute("uv",new nn(A,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new jf(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}function fa(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)?i.isRenderTargetTexture?(Ie("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][n]=null):e[t][n]=i.clone():Array.isArray(i)?e[t][n]=i.slice():e[t][n]=i}}return e}function _n(r){const e={};for(let t=0;t<r.length;t++){const n=fa(r[t]);for(const i in n)e[i]=n[i]}return e}function fy(r){const e=[];for(let t=0;t<r.length;t++)e.push(r[t].clone());return e}function vb(r){const e=r.getRenderTarget();return e===null?r.outputColorSpace:e.isXRRenderTarget===!0?e.texture.colorSpace:tt.workingColorSpace}const py={clone:fa,merge:_n};var Ay=`void main() {
41	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
42}`,gy=`void main() {
43	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
44}`;class mn extends ei{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=Ay,this.fragmentShader=gy,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={clipCullDistance:!1,multiDraw:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,e!==void 0&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=fa(e.uniforms),this.uniformsGroups=fy(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this.defaultAttributeValues=Object.assign({},e.defaultAttributeValues),this.index0AttributeName=e.index0AttributeName,this.uniformsNeedUpdate=e.uniformsNeedUpdate,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const i in this.uniforms){const a=this.uniforms[i].value;a&&a.isTexture?t.uniforms[i]={type:"t",value:a.toJSON(e).uuid}:a&&a.isColor?t.uniforms[i]={type:"c",value:a.getHex()}:a&&a.isVector2?t.uniforms[i]={type:"v2",value:a.toArray()}:a&&a.isVector3?t.uniforms[i]={type:"v3",value:a.toArray()}:a&&a.isVector4?t.uniforms[i]={type:"v4",value:a.toArray()}:a&&a.isMatrix3?t.uniforms[i]={type:"m3",value:a.toArray()}:a&&a.isMatrix4?t.uniforms[i]={type:"m4",value:a.toArray()}:t.uniforms[i]={value:a}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;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}}class my extends mn{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Ho extends ei{constructor(e){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new Me(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 Me(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Z0,this.normalScale=new pe(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Hn,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,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.envMapRotation.copy(e.envMapRotation),this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Ei extends Ho{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new pe(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return We(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Me(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Me(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Me(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!=e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get dispersion(){return this._dispersion}set dispersion(e){this._dispersion>0!=e>0&&this.version++,this._dispersion=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=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.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,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.dispersion=e.dispersion,this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,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}}class yb extends ei{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=M_,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=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}}class by extends ei{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}function Sc(r,e){return!r||r.constructor===e?r:typeof e.BYTES_PER_ELEMENT=="number"?new e(r):Array.prototype.slice.call(r)}function xy(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}function AA(r,e,t){const n=r.length,i=new r.constructor(n);for(let s=0,a=0;a!==n;++s){const o=t[s]*e;for(let c=0;c!==e;++c)i[a++]=r[o+c]}return i}function Sb(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 a=s[n];if(a!==void 0)if(Array.isArray(a))do a=s[n],a!==void 0&&(e.push(s.time),t.push(...a)),s=r[i++];while(s!==void 0);else if(a.toArray!==void 0)do a=s[n],a!==void 0&&(e.push(s.time),a.toArray(t,t.length)),s=r[i++];while(s!==void 0);else do a=s[n],a!==void 0&&(e.push(s.time),t.push(a)),s=r[i++];while(s!==void 0)}class _a{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 a;n:{i:if(!(e<i)){for(let o=n+2;;){if(i===void 0){if(e<s)break i;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===o)break;if(s=i,i=t[++n],e<i)break t}a=t.length;break n}if(!(e>=s)){const o=t[1];e<o&&(n=2,s=o);for(let c=n-2;;){if(s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(n===c)break;if(i=s,s=t[--n-1],e>=s)break t}a=n,n=0;break n}break e}for(;n<a;){const o=n+a>>>1;e<t[o]?a=o:n=o+1}if(i=t[n],s=t[n-1],s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(i===void 0)return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}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 a=0;a!==i;++a)t[a]=n[s+a];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class Ey extends _a{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:Vr,endingEnd:Vr}}intervalChanged_(e,t,n){const i=this.parameterPositions;let s=e-2,a=e+1,o=i[s],c=i[a];if(o===void 0)switch(this.getSettings_().endingStart){case Wr:s=e,o=2*t-n;break;case Ll:s=i.length-2,o=t+i[s]-i[s+1];break;default:s=e,o=n}if(c===void 0)switch(this.getSettings_().endingEnd){case Wr:a=e,c=2*n-t;break;case Ll:a=1,c=n+i[1]-i[0];break;default:a=e-1,c=t}const l=(n-t)*.5,h=this.valueSize;this._weightPrev=l/(t-o),this._weightNext=l/(c-n),this._offsetPrev=s*h,this._offsetNext=a*h}interpolate_(e,t,n,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,c=e*o,l=c-o,h=this._offsetPrev,u=this._offsetNext,d=this._weightPrev,f=this._weightNext,p=(n-t)/(i-t),m=p*p,A=m*p,g=-d*A+2*d*m-d*p,b=(1+d)*A+(-1.5-2*d)*m+(-.5+d)*p+1,x=(-1-f)*A+(1.5+f)*m+.5*p,_=f*A-f*m;for(let v=0;v!==o;++v)s[v]=g*a[h+v]+b*a[l+v]+x*a[c+v]+_*a[u+v];return s}}class Cb extends _a{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,c=e*o,l=c-o,h=(n-t)/(i-t),u=1-h;for(let d=0;d!==o;++d)s[d]=a[l+d]*u+a[c+d]*h;return s}}class _y extends _a{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class vy extends _a{interpolate_(e,t,n,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,c=e*o,l=c-o,h=this.settings||this.DefaultSettings_,u=h.inTangents,d=h.outTangents;if(!u||!d){const m=(n-t)/(i-t),A=1-m;for(let g=0;g!==o;++g)s[g]=a[l+g]*A+a[c+g]*m;return s}const f=o*2,p=e-1;for(let m=0;m!==o;++m){const A=a[l+m],g=a[c+m],b=p*f+m*2,x=d[b],_=d[b+1],v=e*f+m*2,C=u[v],I=u[v+1];let E=(n-t)/(i-t),S,P,w,L,N;for(let O=0;O<8;O++){S=E*E,P=S*E,w=1-E,L=w*w,N=L*w;const U=N*t+3*L*E*x+3*w*S*C+P*i-n;if(Math.abs(U)<1e-10)break;const F=3*L*(x-t)+6*w*E*(C-x)+3*S*(i-C);if(Math.abs(F)<1e-10)break;E=E-U/F,E=Math.max(0,Math.min(1,E))}s[m]=N*A+3*L*E*_+3*w*S*I+P*g}return s}}class ri{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 keyfra

44ya.prototype.DefaultInterpolation=la;ya.prototype.InterpolantFactoryMethodLinear=void 0;ya.prototype.InterpolantFactoryMethodSmooth=void 0;class ga extends ri{constructor(e,t,n,i){super(e,t,n,i)}}ga.prototype.ValueTypeName="vector";class Zd{constructor(e="",t=-1,n=[],i=Uf){this.name=e,this.tracks=n,this.duration=t,this.blendMode=i,this.uuid=Gn(),this.userData={},this.duration<0&&this.resetDuration()}static parse(e){const t=[],n=e.tracks,i=1/(e.fps||1);for(let a=0,o=n.length;a!==o;++a)t.push(Cy(n[a]).scale(i));const s=new this(e.name,e.duration,t,e.blendMode);return s.uuid=e.uuid,s.userData=JSON.parse(e.userData||"{}"),s}static toJSON(e){const t=[],n=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode,userData:JSON.stringify(e.userData)};for(let s=0,a=n.length;s!==a;++s)t.push(ri.toJSON(n[s]));return i}static CreateFromMorphTargetSequence(e,t,n,i){const s=t.length,a=[];for(let o=0;o<s;o++){let c=[],l=[];c.push((o+s-1)%s,o,(o+1)%s),l.push(0,1,0);const h=xy(c);c=AA(c,1,h),l=AA(l,1,h),!i&&c[0]===0&&(c.push(s),l.push(l[0])),a.push(new pa(".morphTargetInfluences["+t[o].name+"]",c,l).scale(1/n))}return new this(e,-1,a)}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 o=0,c=e.length;o<c;o++){const l=e[o],h=l.name.match(s);if(h&&h.length>1){const u=h[1];let d=i[u];d||(i[u]=d=[]),d.push(l)}}const a=[];for(const o in i)a.push(this.CreateFromMorphTargetSequence(o,i[o],t,n));return a}static parseAnimation(e,t){if(Ie("AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!e)return Pe("AnimationClip: No animation in JSONLoader data."),null;const n=function(u,d,f,p,m){if(f.length!==0){const A=[],g=[];Sb(f,A,g,p),A.length!==0&&m.push(new u(d,A,g))}},i=[],s=e.name||"default",a=e.fps||30,o=e.blendMode;let c=e.length||-1;const l=e.hierarchy||[];for(let u=0;u<l.length;u++){const d=l[u].keys;if(!(!d||d.length===0))if(d[0].morphTargets){const f={};let p;for(p=0;p<d.length;p++)if(d[p].morphTargets)for(let m=0;m<d[p].morphTargets.length;m++)f[d[p].morphTargets[m]]=-1;for(const m in f){const A=[],g=[];for(let b=0;b!==d[p].morphTargets.length;++b){const x=d[p];A.push(x.time),g.push(x.morphTarget===m?1:0)}i.push(new pa(".morphTargetInfluence["+m+"]",A,g))}c=f.length*a}else{const f=".bones["+t[u].name+"]";n(ga,f+".position",d,"pos",i),n(Aa,f+".quaternion",d,"rot",i),n(ga,f+".scale",d,"scl",i)}}return i.length===0?null:new this(s,c,i,o)}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 n=0;n<this.tracks.length;n++)e.push(this.tracks[n].clone());const t=new this.constructor(this.name,this.duration,e,this.blendMode);return t.userData=JSON.parse(JSON.stringify(this.userData)),t}toJSON(){return this.constructor.toJSON(this)}}function Sy(r){switch(r.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return pa;case"vector":case"vector2":case"vector3":case"vector4":return ga;case"color":return Mb;case"quaternion":return Aa;case"bool":case"boolean":return va;case"string":return ya}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+r)}function Cy(r){if(r.type===void 0)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=Sy(r.type);if(r.times===void 0){const t=[],n=[];Sb(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 Hi={enabled:!1,files:{},add:function(r,e){this.enabled!==!1&&(gA(r)||(this.files[r]=e))},get:function(r){if(this.enabled!==!1&&!gA(r))return this.files[r]},remove:function(r){delete this.files[r]},clear:function(){this.files={}}};function gA(r){try{const e=r.slice(r.indexOf(":")+1);return new URL(e).protocol==="blob:"}catch{return!1}}class Ib{constructor(e,t,n){const i=this;let s=!1,a=0,o=0,c;const l=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=n,this._abortController=null,this.itemStart=function(h){o++,s===!1&&i.onStart!==void 0&&i.onStart(h,a,o),s=!0},this.itemEnd=function(h){a++,i.onProgress!==void 0&&i.onProgress(h,a,o),a===o&&(s=!1,i.onLoad!==void 0&&i.onLoad())},this.itemError=function(h){i.onError!==void 0&&i.onError(h)},this.resolveURL=function(h){return c?c(h):h},this.setURLModifier=function(h){return c=h,this},this.addHandler=function(h,u){return l.push(h,u),this},this.removeHandler=function(h){const 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this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}abort(){return this}}_i.DEFAULT_MATERIAL_NAME="__DEFAULT";const Ti={};class Iy extends Error{constructor(e,t){super(e),this.response=t}}class Wi extends _i{constructor(e){super(e),this.mimeType="",this.responseType="",this._abortController=new AbortController}load(e,t,n,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=Hi.get(`file:${e}`);if(s!==void 0)return this.manager.itemStart(e),setTimeout(()=>{t&&t(s),this.manager.itemEnd(e)},0),s;if(Ti[e]!==void 0){Ti[e].push({onLoad:t,onProgress:n,onError:i});return}Ti[e]=[],Ti[e].push({onLoad:t,onProgress:n,onError:i});const a=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin",signal:typeof AbortSignal.any=="function"?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal}),o=this.mimeType,c=this.responseType;fetch(a).then(l=>{if(l.status===200||l.status===0){if(l.status===0&&Ie("FileLoader: HTTP Status 0 received."),typeof ReadableStream>"u"||l.body===void 0||l.body.getReader===void 0)return l;const h=Ti[e],u=l.body.getReader(),d=l.headers.get("X-File-Size")||l.headers.get("Content-Length"),f=d?parseInt(d):0,p=f!==0;let m=0;const A=new ReadableStream({start(g){b();function b(){u.read().then(({done:x,value:_})=>{if(x)g.close();else{m+=_.byteLength;const v=new ProgressEvent("progress",{lengthComputable:p,loaded:m,total:f});for(let C=0,I=h.length;C<I;C++){const E=h[C];E.onProgress&&E.onProgress(v)}g.enqueue(_),b()}},x=>{g.error(x)})}}});return new Response(A)}else throw new Iy(`fetch for "${l.url}" responded with ${l.status}: ${l.statusText}`,l)}).then(l=>{switch(c){case"arraybuffer":return l.arrayBuffer();case"blob":return l.blob();case"document":return l.text().then(h=>new DOMParser().parseFromString(h,o));case"json":return l.json();default:if(o==="")return l.text();{const u=/charset="?([^;"\s]*)"?/i.exec(o),d=u&&u[1]?u[1].toLowerCase():void 0,f=new TextDecoder(d);return l.arrayBuffer().then(p=>f.decode(p))}}}).then(l=>{Hi.add(`file:${e}`,l);const h=Ti[e];delete Ti[e];for(let u=0,d=h.length;u<d;u++){const f=h[u];f.onLoad&&f.onLoad(l)}}).catch(l=>{const h=Ti[e];if(h===void 0)throw this.manager.itemError(e),l;delete Ti[e];for(let u=0,d=h.length;u<d;u++){const f=h[u];f.onError&&f.onError(l)}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}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}const yr=new WeakMap;class wy extends _i{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,a=Hi.get(`image:${e}`);if(a!==void 0){if(a.complete===!0)s.manager.itemStart(e),setTimeout(function(){t&&t(a),s.manager.itemEnd(e)},0);else{let u=yr.get(a);u===void 0&&(u=[],yr.set(a,u)),u.push({onLoad:t,onError:i})}return a}const o=No("img");function c(){h(),t&&t(this);const u=yr.get(this)||[];for(let d=0;d<u.length;d++){const f=u[d];f.onLoad&&f.onLoad(this)}yr.delete(this),s.manager.itemEnd(e)}function l(u){h(),i&&i(u),Hi.remove(`image:${e}`);const d=yr.get(this)||[];for(let f=0;f<d.length;f++){const p=d[f];p.onError&&p.onError(u)}yr.delete(this),s.manager.itemError(e),s.manager.itemEnd(e)}function h(){o.removeEventListener("load",c,!1),o.removeEventListener("error",l,!1)}return o.addEventListener("load",c,!1),o.addEventListener("error",l,!1),e.slice(0,5)!=="data:"&&this.crossOrigin!==void 0&&(o.crossOrigin=this.crossOrigin),Hi.add(`image:${e}`,o),s.manager.itemStart(e),o.src=e,o}}class Ty extends _i{constructor(e){super(e)}load(e,t,n,i){const s=this,a=new Ea,o=new Wi(this.manager);return o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setPath(this.path),o.setWithCredentials(s.withCredentials),o.load(e,function(c){let l;try{l=s.parse(c)}catch(h){if(i!==void 0)i(h);else{h(h);return}}l.image!==void 0?a.image=l.image:l.data!==void 0&&(a.image.width=l.width,a.image.height=l.height,a.image.data=l.data),a.wrapS=l.wrapS!==void 0?l.wrapS:Dt,a.wrapT=l.wrapT!==void 0?l.wrapT:Dt,a.magFilter=l.magFilter!==void 0?l.magFilter:qe,a.minFilter=l.minFilter!==void 0?l.minFilter:qe,a.anisotropy=l.anisotropy!==void 0?l.anisotropy:1,l.colorSpace!==void 0&&(a.colorSpace

44getEffectiveFOV(){return ua*2*Math.atan(Math.tan(mo*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,n){ts.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(ts.x,ts.y).multiplyScalar(-e/ts.z),ts.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(ts.x,ts.y).multiplyScalar(-e/ts.z)}getViewSize(e,t){return this.getViewBounds(e,xA,EA),t.subVectors(EA,xA)}setViewOffset(e,t,n,i,s,a){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=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(mo*.5*this.fov)/this.zoom,n=2*t,i=this.aspect*n,s=-.5*i;const a=this.view;if(this.view!==null&&this.view.enabled){const c=a.fullWidth,l=a.fullHeight;s+=a.offsetX*i/c,t-=a.offsetY*n/l,i*=a.width/c,n*=a.height/l}const o=this.filmOffset;o!==0&&(s+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+i,t,t-n,e,this.far,this.coordinateSystem,this.reversedDepth),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}}class Ry extends Xf{constructor(){super(new Zt(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1,this.aspect=1}updateMatrices(e){const t=this.camera,n=ua*2*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height*this.aspect,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}}class By extends sh{constructor(e,t,n=0,i=Math.PI/3,s=0,a=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(ht.DEFAULT_UP),this.updateMatrix(),this.target=new ht,this.distance=n,this.angle=i,this.penumbra=s,this.decay=a,this.map=null,this.shadow=new Ry}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){super.dispose(),this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.map=e.map,this.shadow=e.shadow.clone(),this}toJSON(e){const t=super.toJSON(e);return t.object.distance=this.distance,t.object.angle=this.angle,t.object.decay=this.decay,t.object.penumbra=this.penumbra,t.object.target=this.target.uuid,this.map&&this.map.isTexture&&(t.object.map=this.map.toJSON(e).uuid),t.object.shadow=this.shadow.toJSON(),t}}class Dy extends Xf{constructor(){super(new Zt(90,1,.5,500)),this.isPointLightShadow=!0}}class Rb extends sh{constructor(e,t,n=0,i=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=n,this.decay=i,this.shadow=new Dy}get power(){return this.intensity*4*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){super.dispose(),this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}toJSON(e){const t=super.toJSON(e);return t.object.distance=this.distance,t.object.decay=this.decay,t.object.shadow=this.shadow.toJSON(),t}}class cr extends Tb{constructor(e=-1,t=1,n=1,i=-1,s=.1,a=2e3){super(),this.isOrthographicCamera=!0,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=a,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=e.view===null?null:Object.assign({},e.view),this}setViewOffset(e,t,n,i,s,a){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=a,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,a=n+e,o=i+t,c=i-t;if(this.view!==null&&this.view.enabled){const l=(this.right-this.left)/this.view.fullWidth/this.zoom,h=(this.top-this.bottom)/this.view.fullHeight/this.zoom;s+=l*this.view.offsetX,a=s+l*this.view.width,o-=h*this.view.offsetY,c=o-h*this.view.height}this.projectionMatrix.makeOrthographic(s,a,o,c,this.near,this.far,this.coordinateSystem,this.reversedDepth),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}}class Ly extends Xf{constructor(){super(new cr(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Bb extends sh{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(ht.DEFAULT_UP),this.updateMatrix(),this.target=new ht,this.shadow=new Ly}dispose(){super.dispose(),this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}toJSON(e){const t=super.toJSON(e);return t.object.shadow=this.shadow.toJSON(),t.object.target=this.target.uuid,t}}class Py{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new R)}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,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.282095),t.addScaledVector(a[1],.488603*i),t.addScaledVector(a[2],.488603*s),t.addScaledVector(a[3],.488603*n),t.addScaledVector(a[4],1.092548*(n*i)),t.addScaledVector(a[5],1.092548*(i*s)),t.addScaledVector(a[6],.315392*(3*s*s-1)),t.addScaledVector(a[7],1.092548*(n*s)),t.addScaledVector(a[8],.546274*(n*n-i*i)),t}getIrradianceAt(e,t){const n=e.x,i=e.y,s=e.z,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.886227),t.addScaledVector(a[1],2*.511664*i),t.addScaledVector(a[2],2*.511664*s),t.addScaledVector(a[3],2*.511664*n),t.addScaledVector(a[4],2*.429043*n*i),t.addScaledVector(a[5],2*.429043*i*s),t.addScaledVector(a[6],.743125*s*s-.247708),t.addScaledVector(a[7],2*.429043*n*s),t.addScaledVector(a[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)}}class Fy extends sh{constructor(e=new Py,t=1){super(void 0,t),this.isLightProbe=!0,this.sh=e}copy(e){return super.copy(e),this.sh.copy(e.sh),this}toJSON(e){const t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}}class vo{static extractUrlBase(e){const t=e.lastIndexOf("/");return t===-1?"./":e.slice(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:.*$/i.test(e)?e:t+e)}}const Xh=new WeakMap;class Ny extends _i{constructor(e){super(e),this.isImageBitmapLoader=!0,typeof createImageBitmap>"u"&&Ie("ImageBitmapLoader: createImageBitmap() not supported."),typeof fetch>"u"&&Ie("ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"},this._abortController=new AbortController}setOptions(e){return this.options=e,this}load(e,t,n,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,a=Hi.get(`image-bitmap:${e}`);if(a!==void 0){if(s.manager.itemStart(e),a.then){a.then(l=>{if(Xh.has(a)===!0)i&&i(Xh.get(a)),s.manager.itemError(e),s.manager.itemEnd(e);else return t&&t(l),s.manager.itemEnd(e),l});return}return setTimeout(function(){t&&t(a),s.manager.itemEnd(e)},0),a}const o={};o.credentials=this.crossOrigin==="anonymous"?"same-origin":"include",o.headers=this.requestHeader,o.signal=typeof AbortSignal.any=="function"?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal;const c=fetch(e,o).then(function(l){return l.blob()}).then(function(l){return createImageBitmap(l,Object.assign(s.options,{colorSpaceConversion:"none"}))}).then(function(l){return Hi.add(`image-bitmap:${e}`,l),t&&t(l),s.manager.itemEnd(e),l}).catch(function(l){i&&i(l),Xh.set(c,l),Hi.remove(`image-bitmap:${e}`),s.manager.itemError(e),s.manager.itemEnd(e)});Hi.add(`image-bitmap:${e}`,c),s.manager.itemStart(e)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}const Sr=-90,Cr=1;class ef extends ht{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new Zt(Sr,Cr,e,t);i.layers=this.layers,this.add(i);const s=new Zt(Sr,Cr,e,t);s.layers=this.layers,this.add(s);const a=new Zt(Sr,Cr,e,t);a.layers=this.layers,this.add(a);const o=new Zt(Sr,Cr,e,t);o.layers=this.layers,this.add(o);const c=new Zt(Sr,Cr,e,t);c.layers=this.layers,this.add(c);const l=new Zt(Sr,Cr,e,t);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,i,s,a,o,c]=t;for(const l of t)this.remove(l);

44if(e===Ai)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),s.up.set(0,0,-1),s.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),o.up.set(0,1,0),o.lookAt(0,0,1),c.up.set(0,1,0),c.lookAt(0,0,-1);else if(e===Fo)n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),o.up.set(0,-1,0),o.lookAt(0,0,1),c.up.set(0,-1,0),c.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const l of t)this.add(l),l.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,a,o,c,l,h]=this.children,u=e.getRenderTarget(),d=e.getActiveCubeFace(),f=e.getActiveMipmapLevel(),p=e.xr.enabled;e.xr.enabled=!1;const m=n.texture.generateMipmaps;n.texture.generateMipmaps=!1;let A=!1;e.isWebGLRenderer===!0?A=e.state.buffers.depth.getReversed():A=e.reversedDepthBuffer,e.setRenderTarget(n,0,i),A&&e.autoClear===!1&&e.clearDepth(),e.render(t,s),e.setRenderTarget(n,1,i),A&&e.autoClear===!1&&e.clearDepth(),e.render(t,a),e.setRenderTarget(n,2,i),A&&e.autoClear===!1&&e.clearDepth(),e.render(t,o),e.setRenderTarget(n,3,i),A&&e.autoClear===!1&&e.clearDepth(),e.render(t,c),e.setRenderTarget(n,4,i),A&&e.autoClear===!1&&e.clearDepth(),e.render(t,l),n.texture.generateMipmaps=m,e.setRenderTarget(n,5,i),A&&e.autoClear===!1&&e.clearDepth(),e.render(t,h),e.setRenderTarget(u,d,f),e.xr.enabled=p,n.texture.needsPMREMUpdate=!0}}class Uy extends Zt{constructor(e=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=e}}class Oy{constructor(e,t,n){this.binding=e,this.valueSize=n;let i,s,a;switch(t){case"quaternion":i=this._slerp,s=this._slerpAdditive,a=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(n*6),this._workIndex=5;break;case"string":case"bool":i=this._select,s=this._select,a=this._setAdditiveIdentityOther,this.buffer=new Array(n*5);break;default:i=this._lerp,s=this._lerpAdditive,a=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(n*5)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=s,this._setIdentity=a,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 a=this.cumulativeWeight;if(a===0){for(let o=0;o!==i;++o)n[s+o]=n[o];a=t}else{a+=t;const o=t/a;this._mixBufferRegion(n,s,0,o,i)}this.cumulativeWeight=a}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,a=this.cumulativeWeightAdditive,o=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,s<1){const c=t*this._origIndex;this._mixBufferRegion(n,i,c,1-s,t)}a>0&&this._mixBufferRegionAdditive(n,i,this._addIndex*t,1,t);for(let c=t,l=t+t;c!==l;++c)if(n[c]!==n[c+t]){o.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,a=i;s!==a;++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 a=0;a!==s;++a)e[t+a]=e[n+a]}_slerp(e,t,n,i){An.slerpFlat(e,t,e,t,e,n,i)}_slerpAdditive(e,t,n,i,s){const a=this._workIndex*s;An.multiplyQuaternionsFlat(e,a,e,t,e,n),An.slerpFlat(e,t,e,t,e,a,i)}_lerp(e,t,n,i,s){const a=1-i;for(let o=0;o!==s;++o){const c=t+o;e[c]=e[c]*a+e[n+o]*i}}_lerpAdditive(e,t,n,i,s){for(let a=0;a!==s;++a){const o=t+a;e[o]=e[o]+e[n+a]*i}}}const Kf="\\[\\]\\.:\\/",ky=new RegExp("["+Kf+"]","g"),$f="[^"+Kf+"]",Qy="[^"+Kf.replace("\\.","")+"]",Gy=/((?:WC+[\/:])*)/.source.replace("WC",$f),Hy=/(WCOD+)?/.source.replace("WCOD",Qy),zy=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",$f),Vy=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",$f),Wy=new RegExp("^"+Gy+Hy+zy+Vy+"$"),qy=["material","materials","bones","map"];class jy{constructor(e,t,n){const i=n||nt.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 nt{constructor(e,t,n){this.path=t,this.parsedPath=n||nt.parseTrackName(t),this.node=nt.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,n){return e&&e.isAnimationObjectGroup?new nt.Composite(e,t,n):new nt(e,t,n)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(ky,"")}static parseTrackName(e){const t=Wy.exec(e);if(t===null)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);qy.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===void 0||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 a=0;a<s.length;a++){const o=s[a];if(o.name===t||o.uuid===t)return o;const c=n(o.children);if(c)return c}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}

44_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=nt.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e){Ie("PropertyBinding: No target node found for track: "+this.path+".");return}if(n){let l=t.objectIndex;switch(n){case"materials":if(!e.material){Pe("PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.materials){Pe("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){Pe("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===l){l=h;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material){Pe("PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.map){Pe("PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);return}e=e.material.map;break;default:if(e[n]===void 0){Pe("PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[n]}if(l!==void 0){if(e[l]===void 0){Pe("PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[l]}}const a=e[i];if(a===void 0){const l=t.nodeName;Pe("PropertyBinding: Trying to update property for track: "+l+"."+i+" but it wasn't found.",e);return}let o=this.Versioning.None;this.targetObject=e,e.isMaterial===!0?o=this.Versioning.NeedsUpdate:e.isObject3D===!0&&(o=this.Versioning.MatrixWorldNeedsUpdate);let c=this.BindingType.Direct;if(s!==void 0){if(i==="morphTargetInfluences"){if(!e.geometry){Pe("PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);return}if(!e.geometry.morphAttributes){Pe("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])}c=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=s}else a.fromArray!==void 0&&a.toArray!==void 0?(c=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(c=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=i;this.getValue=this.GetterByBindingType[c],this.setValue=this.SetterByBindingTypeAndVersioning[c][o]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}nt.Composite=jy;nt.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3};nt.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2};nt.prototype.GetterByBindingType=[nt.prototype._getValue_direct,nt.prototype._getValue_array,nt.prototype._getValue_arrayElement,nt.prototype._getValue_toArray];nt.prototype.SetterByBindingTypeAndVersioning=[[nt.prototype._setValue_direct,nt.prototype._setValue_direct_setNeedsUpdate,nt.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[nt.prototype._setValue_array,nt.prototype._setValue_array_setNeedsUpdate,nt.prototype._setValue_array_setMatrixWorldNeedsUpdate],[nt.prototype._setValue_arrayElement,nt.prototype._setValue_arrayElement_setNeedsUpdate,nt.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[nt.prototype._setValue_fromArray,nt.prototype._setValue_fromArray_setNeedsUpdate,nt.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class Xy{constructor(e,t,n=null,i=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=n,this.blendMode=i;const s=t.tracks,a=s.length,o=new Array(a),c={endingStart:Vr,endingEnd:Vr};for(let l=0;l!==a;++l){const h=s[l].createInterpolant(null);o[l]=h,h.settings=c}this._interpolantSettings=c,this._interpolants=o,this._propertyBindings=new Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Yr,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=!1){if(e.fadeOut(t),this.fadeIn(t),n===!0){const i=this._clip.duration,s=e._clip.duration,a=s/i,o=i/s;e.warp(1,a,t),this.warp(o,1,t)}return this}crossFadeTo(e,t,n=!1){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,a=this.timeScale;let o=this._timeScaleInterpolant;o===null&&(o=i._lendControlInterpolant(),this._timeScaleInterpolant=o);const c=o.parameterPositions,l=o.sampleValues;return c[0]=s,c[1]=s+n,l[0]=e/a,l[1]=t/a,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 c=(e-s)*n;c<0||n===0?t=0:(this._startTime=null,t=n*c)}t*=this._updateTimeScale(e);const a=this._updateTime(t),o=this._updateWeight(e);if(o>0){const c=this._interpolants,l=this._propertyBindings;switch(this.blendMode){case S_:for(let h=0,u=c.length;h!==u;++h)c[h].evaluate(a),l[h].accumulateAdditive(o);break;case Uf:default:for(let h=0,u=c.length;h!==u;++h)c[h].evaluate(a),l[h].accumulate(i,o)}}}_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;if(n!==null){const i=n.evaluate(e)[0];t*=i,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 a=n===Dl;if(e===0)return s===-1?i:a&&(s&1)===1?t-i:i;if(n===Po){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,a)):this._setEndings(this.repetitions===0,!0,a)),i>=t||i<0){const o=Math.floor(i/t);i-=t*o,s+=Math.abs(o);const c=this.repetitions-s;if(c<=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(c===1){const l=e<0;this._setEndings(l,!l,a)}else this._setEndings(!1,!1,a);this._loopCount=s,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:o})}}else this.time=i;

44if(a&&(s&1)===1)return t-i}return i}_setEndings(e,t,n){const i=this._interpolantSettings;n?(i.endingStart=Wr,i.endingEnd=Wr):(e?i.endingStart=this.zeroSlopeAtStart?Wr:Vr:i.endingStart=Ll,t?i.endingEnd=this.zeroSlopeAtEnd?Wr:Vr:i.endingEnd=Ll)}_scheduleFading(e,t,n){const i=this._mixer,s=i.time;let a=this._weightInterpolant;a===null&&(a=i._lendControlInterpolant(),this._weightInterpolant=a);const o=a.parameterPositions,c=a.sampleValues;return o[0]=s,c[0]=t,o[1]=s+e,c[1]=n,this}}const Ky=new Float32Array(1);class _A extends si{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}_bindAction(e,t){const n=e._localRoot||this._root,i=e._clip.tracks,s=i.length,a=e._propertyBindings,o=e._interpolants,c=n.uuid,l=this._bindingsByRootAndName;let h=l[c];h===void 0&&(h={},l[c]=h);for(let u=0;u!==s;++u){const d=i[u],f=d.name;let p=h[f];if(p!==void 0)++p.referenceCount,a[u]=p;else{if(p=a[u],p!==void 0){p._cacheIndex===null&&(++p.referenceCount,this._addInactiveBinding(p,c,f));continue}const m=t&&t._propertyBindings[u].binding.parsedPath;p=new Oy(nt.create(n,f,m),d.ValueTypeName,d.getValueSize()),++p.referenceCount,this._addInactiveBinding(p,c,f),a[u]=p}o[u].resultBuffer=p.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 a=s[t];if(a===void 0)a={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,s[t]=a;else{const o=a.knownActions;e._byClipCacheIndex=o.length,o.push(e)}e._cacheIndex=i.length,i.push(e),a.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,a=this._actionsByClip,o=a[s],c=o.knownActions,l=c[c.length-1],h=e._byClipCacheIndex;l._byClipCacheIndex=h,c[h]=l,c.pop(),e._byClipCacheIndex=null;const u=o.actionByRoot,d=(e._localRoot||this._root).uuid;delete u[d],c.length===0&&delete a[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 a=i[t];a===void 0&&(a={},i[t]=a),a[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,a=this._bindingsByRootAndName,o=a[i],c=t[t.length-1],l=e._cacheIndex;c._cacheIndex=l,t[l]=c,t.pop(),delete o[s],Object.keys(o).length===0&&delete a[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 Cb(new Float32Array(2),new Float32Array(2),1,Ky),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 a=typeof e=="string"?Zd.findByName(i,e):e;const o=a!==null?a.uuid:e,c=this._actionsByClip[o];let l=null;if(n===void 0&&(a!==null?n=a.blendMode:n=Uf),c!==void 0){const u=c.actionByRoot[s];if(u!==void 0&&u.blendMode===n)return u;l=c.knownActions[0],a===null&&(a=l._clip)}if(a===null)return null;const h=new Xy(this,a,t,n);return this._bindAction(h,l),this._addInactiveAction(h,o,s),h}existingAction(e,t){const n=t||this._root,i=n.uuid,s=typeof e=="string"?Zd.findByName(n,e):e,a=s?s.uuid:e,o=this._actionsByClip[a];return o!==void 0&&o.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),a=this._accuIndex^=1;for(let l=0;l!==n;++l)t[l]._update(i,e,s,a);const o=this._bindings,c=this._nActiveBindings;for(let l=0;l!==c;++l)o[l].apply(a);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 a=s.knownActions;for(let o=0,c=a.length;o!==c;++o){const l=a[o];this._deactivateAction(l);const h=l._cacheIndex,u=t[t.length-1];l._cacheIndex=null,l._byClipCacheIndex=null,u._cacheIndex=h,t[h]=u,t.pop(),this._removeInactiveBindingsForAction(l)}delete i[n]}}uncacheRoot(e){const t=e.uuid,n=this._actionsByClip;for(const a in n){const o=n[a].actionByRoot,c=o[t];c!==void 0&&(this._deactivateAction(c),this._removeInactiveAction(c))}const i=this._bindingsByRootAndName,s=i[t];if(s!==void 0)for(const a in s){const o=s[a];o.restoreOriginalState(),this._removeInactiveBinding(o)}}uncacheAction(e,t){const n=this.existingAction(e,t);n!==null&&(this._deactivateAction(n),this._removeInactiveAction(n))}}class Yf{constructor(e){this.value=e}clone(){return new Yf(this.value.clone===void 0?this.value:this.value.clone())}}const vA=new Oe;class $y{constructor(e,t,n=0,i=1/0){this.ray=new qo(e,t),this.near=n,this.far=i,this.camera=null,this.layers=new Gf,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,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.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):Pe("Raycaster: 

44Unsupported camera type: "+t.type)}setFromXRController(e){return vA.identity().extractRotation(e.matrixWorld),this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(vA),this}intersectObject(e,t=!0,n=[]){return tf(e,this,n,t),n.sort(yA),n}intersectObjects(e,t=!0,n=[]){for(let i=0,s=e.length;i<s;i++)tf(e[i],this,n,t);return n.sort(yA),n}}function yA(r,e){return r.distance-e.distance}function tf(r,e,t,n){let i=!0;if(r.layers.test(e.layers)&&r.raycast(e,t)===!1&&(i=!1),i===!0&&n===!0){const s=r.children;for(let a=0,o=s.length;a<o;a++)tf(s[a],e,t,!0)}}class ul{constructor(e=1,t=0,n=0){this.radius=e,this.phi=t,this.theta=n}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=We(this.phi,1e-6,Math.PI-1e-6),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(We(t/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}}function SA(r,e,t,n){const i=Yy(n);switch(t){case Y0:return r*e;case ds:return r*e/i.components*i.byteLength;case Pf:return r*e/i.components*i.byteLength;case Jn:return r*e*2/i.components*i.byteLength;case Ff:return r*e*2/i.components*i.byteLength;case Ro:return r*e*3/i.components*i.byteLength;case Tt:return r*e*4/i.components*i.byteLength;case Nf:return r*e*4/i.components*i.byteLength;case Kr:case Js:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*8;case ll:case Zs:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*16;case Ld:case Bo:return Math.max(r,16)*Math.max(e,8)/4;case _l:case oa:return Math.max(r,8)*Math.max(e,8)/2;case vl:case Do:case yl:case Sl:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*8;case Lo:case Cl:case Ml:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*16;case er:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*16;case Pd:return Math.floor((r+4)/5)*Math.floor((e+3)/4)*16;case Fd:return Math.floor((r+4)/5)*Math.floor((e+4)/5)*16;case Nd:return Math.floor((r+5)/6)*Math.floor((e+4)/5)*16;case $r:return Math.floor((r+5)/6)*Math.floor((e+5)/6)*16;case Ud:return Math.floor((r+7)/8)*Math.floor((e+4)/5)*16;case Od:return Math.floor((r+7)/8)*Math.floor((e+5)/6)*16;case kd:return Math.floor((r+7)/8)*Math.floor((e+7)/8)*16;case Qd:return Math.floor((r+9)/10)*Math.floor((e+4)/5)*16;case Gd:return Math.floor((r+9)/10)*Math.floor((e+5)/6)*16;case Hd:return Math.floor((r+9)/10)*Math.floor((e+7)/8)*16;case zd:return Math.floor((r+9)/10)*Math.floor((e+9)/10)*16;case Vd:return Math.floor((r+11)/12)*Math.floor((e+9)/10)*16;case Wd:return Math.floor((r+11)/12)*Math.floor((e+11)/12)*16;case ca:case qd:case Il:return Math.ceil(r/4)*Math.ceil(e/4)*16;case wl:case Tl:return Math.ceil(r/4)*Math.ceil(e/4)*8;case Rl:case Bl:return Math.ceil(r/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${t} format.`)}function Yy(r){switch(r){case Le:case Rf:return{byteLength:1,components:1};case wo:case Bf:case yt:return{byteLength:2,components:1};case Df:case Lf:return{byteLength:2,components:4};case ii:case Zl:case Nt:return{byteLength:4,components:1};case eh:case th:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${r}.`)}typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:Yl}}));typeof window<"u"&&(window.__THREE__?Ie("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=Yl);/**
45 * @license
46 * Copyright 2010-2026 Three.js Authors
47 * SPDX-License-Identifier: MIT
48 */function Db(){let r=null,e=!1,t=null,n=null;function i(s,a){t(s,a),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 Jy(r){const e=new WeakMap;function t(o,c){const l=o.array,h=o.usage,u=l.byteLength,d=r.createBuffer();r.bindBuffer(c,d),r.bufferData(c,l,h),o.onUploadCallback();let f;if(l instanceof Float32Array)f=r.FLOAT;else if(typeof Float16Array<"u"&&l instanceof Float16Array)f=r.HALF_FLOAT;else if(l instanceof Uint16Array)o.isFloat16BufferAttribute?f=r.HALF_FLOAT:f=r.UNSIGNED_SHORT;else if(l instanceof Int16Array)f=r.SHORT;else if(l instanceof Uint32Array)f=r.UNSIGNED_INT;else if(l instanceof Int32Array)f=r.INT;else if(l instanceof Int8Array)f=r.BYTE;else if(l instanceof Uint8Array)f=r.UNSIGNED_BYTE;else if(l instanceof Uint8ClampedArray)f=r.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+l);return{buffer:d,type:f,bytesPerElement:l.BYTES_PER_ELEMENT,version:o.version,size:u}}function n(o,c,l){const h=c.array,u=c.updateRanges;if(r.bindBuffer(l,o),u.length===0)r.bufferSubData(l,0,h);else{u.sort((f,p)=>f.start-p.start);let d=0;for(let f=1;f<u.length;f++){const p=u[d],m=u[f];m.start<=p.start+p.count+1?p.count=Math.max(p.count,m.start+m.count-p.start):(++d,u[d]=m)}u.length=d+1;for(let f=0,p=u.length;f<p;f++){const m=u[f];r.bufferSubData(l,m.start*h.BYTES_PER_ELEMENT,h,m.start,m.count)}c.clearUpdateRanges()}c.onUploadCallback()}function i(o){return o.isInterleavedBufferAttribute&&(o=o.data),e.get(o)}function s(o){o.isInterleavedBufferAttribute&&(o=o.data);const c=e.get(o);c&&(r.deleteBuffer(c.buffer),e.delete(o))}function a(o,c){if(o.isInterleavedBufferAttribute&&(o=o.data),o.isGLBufferAttribute){const h=e.get(o);(!h||h.version<o.version)&&e.set(o,{buffer:o.buffer,type:o.type,bytesPerElement:o.elementSize,version:o.version});return}const l=e.get(o);if(l===void 0)e.set(o,t(o,c));else if(l.version<o.version){if(l.size!==o.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");n(l.buffer,o,c),l.version=o.version}}return{get:i,remove:s,update:a}}var Zy=`#ifdef USE_ALPHAHASH
49	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
50#endif`,eS=`#ifdef USE_ALPHAHASH
51	const float ALPHA_HASH_SCALE = 0.05;
52	float hash2D( vec2 value ) {
53		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
54	}
55	float hash3D( vec3 value ) {
56		return hash2D( vec2( hash2D( value.xy ), value.z ) );
57	}
58	float getAlphaHashThreshold( vec3 position ) {
59		float maxDeriv = max(
60			length( dFdx( position.xyz ) ),
61			length( dFdy( position.xyz ) )
62		);
63		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
64		vec2 pixScales = vec2(
65			exp2( floor( log2( pixScale ) ) ),
66			exp2( ceil( log2( pixScale ) ) )
67		);
68		vec2 alpha = vec2(
69			hash3D( floor( pixScales.x * position.xyz ) ),
70			hash3D( floor( pixScales.y * position.xyz ) )
71		);
72		float lerpFactor = fract( log2( pixScale ) );
73		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
74		float a = min( lerpFactor, 1.0 - lerpFactor );
75		vec3 cases = vec3(
76			x * x / ( 2.0 * a * ( 1.0 - a ) ),
77			( x - 0.5 * a ) / ( 1.0 - a ),
78			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
79		);
80		float threshold = ( x < ( 1.0 - a ) )
81			? ( ( x < a ) ? cases.x : cases.y )
82			: cases.z;
83		return clamp( threshold , 1.0e-6, 1.0 );
84	}
85#endif`,tS=`#ifdef USE_ALPHAMAP
86	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
87#endif`,nS=`#ifdef USE_ALPHAMAP
88	uniform sampler2D alphaMap;
89#endif`,iS=`#ifdef USE_ALPHATEST
90	#ifdef ALPHA_TO_COVERAGE
91	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );
92	if ( diffuseColor.a == 0.0 ) discard;
93	#else
94	if ( diffuseColor.a < alphaTest ) discard;
95	#endif
96#endif`,sS=`#ifdef USE_ALPHATEST
97	uniform float alphaTest;
98#endif`,rS=`#ifdef USE_AOMAP
99	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
100	reflectedLight.indirectDiffuse *= ambientOcclusion;
101	#if defined( USE_CLEARCOAT ) 
102		clearcoatSpecularIndirect *= ambientOcclusion;
103	#endif
104	#if defined( USE_SHEEN ) 
105		sheenSpecularIndirect *= ambientOcclusion;
106	#endif
107	#if defined( USE_ENVMAP ) && defined( STANDARD )

936=`uniform sampler2D dfgLUT;
937struct PhysicalMaterial {
938	vec3 diffuseColor;
939	vec3 diffuseContribution;
940	vec3 specularColor;
941	vec3 specularColorBlended;
942	float roughness;
943	float metalness;
944	float specularF90;
945	float dispersion;
946	#ifdef USE_CLEARCOAT
947		float clearcoat;
948		float clearcoatRoughness;
949		vec3 clearcoatF0;
950		float clearcoatF90;
951	#endif
952	#ifdef USE_IRIDESCENCE
953		float iridescence;
954		float iridescenceIOR;
955		float iridescenceThickness;
956		vec3 iridescenceFresnel;
957		vec3 iridescenceF0;
958		vec3 iridescenceFresnelDielectric;
959		vec3 iridescenceFresnelMetallic;
960	#endif
961	#ifdef USE_SHEEN
962		vec3 sheenColor;
963		float sheenRoughness;
964	#endif
965	#ifdef IOR
966		float ior;
967	#endif
968	#ifdef USE_TRANSMISSION
969		float transmission;
970		float transmissionAlpha;
971		float thickness;
972		float attenuationDistance;
973		vec3 attenuationColor;
974	#endif
975	#ifdef USE_ANISOTROPY
976		float anisotropy;
977		float alphaT;
978		vec3 anisotropyT;
979		vec3 anisotropyB;
980	#endif
981};
982vec3 clearcoatSpecularDirect = vec3( 0.0 );
983vec3 clearcoatSpecularIndirect = vec3( 0.0 );
984vec3 sheenSpecularDirect = vec3( 0.0 );
985vec3 sheenSpecularIndirect = vec3(0.0 );
986vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
987    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
988    float x2 = x * x;
989    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
990    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
991}
992float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
993	float a2 = pow2( alpha );
994	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
995	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
996	return 0.5 / max( gv + gl, EPSILON );
997}
998float D_GGX( const in float alpha, const in float dotNH ) {
999	float a2 = pow2( alpha );
1000	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
1001	return RECIPROCAL_PI * a2 / pow2( denom );
1002}
1003#ifdef USE_ANISOTROPY
1004	float V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {
1005		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
1006		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
1007		float v = 0.5 / ( gv + gl );
1008		return v;
1009	}
1010	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
1011		float a2 = alphaT * alphaB;
1012		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
1013		highp float v2 = dot( v, v );
1014		float w2 = a2 / v2;
1015		return RECIPROCAL_PI * a2 * pow2 ( w2 );
1016	}
1017#endif
1018#ifdef USE_CLEARCOAT
1019	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
1020		vec3 f0 = material.clearcoatF0;
1021		float f90 = material.clearcoatF90;
1022		float roughness = material.clearcoatRoughness;
1023		float alpha = pow2( roughness );
1024		vec3 halfDir = normalize( lightDir + viewDir );
1025		float dotNL = saturate( dot( normal, lightDir ) );
1026		float dotNV = saturate( dot( normal, viewDir ) );
1027		float dotNH = saturate( dot( normal, halfDir ) );
1028		float dotVH = saturate( dot( viewDir, halfDir ) );
1029		vec3 F = F_Schlick( f0, f90, dotVH );
1030		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1031		float D = D_GGX( alpha, dotNH );
1032		return F * ( V * D );
1033	}
1034#endif
1035vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
1036	vec3 f0 = material.specularColorBlended;
1037	float f90 = material.specularF90;
1038	float roughness = material.roughness;
1039	float alpha = pow2( roughness );
1040	vec3 halfDir = normalize( lightDir + viewDir );
1041	float dotNL = saturate( dot( normal, lightDir ) );
1042	float dotNV = saturate( dot( normal, viewDir ) );
1043	float dotNH = saturate( dot( normal, halfDir ) );
1044	float dotVH = saturate( dot( viewDir, halfDir ) );
1045	vec3 F = F_Schlick( f0, f90, dotVH );
1046	#ifdef USE_IRIDESCENCE
1047		F = mix( F, material.iridescenceFresnel, material.iridescence );
1048	#endif
1049	#ifdef USE_ANISOTROPY
1050		float dotTL = dot( material.anisotropyT, lightDir );
1051		float dotTV = dot( material.anisotropyT, viewDir );
1052		float dotTH = dot( material.anisotropyT, halfDir );
1053		float dotBL = dot( material.anisotropyB, lightDir );
1054		float dotBV = dot( material.anisotropyB, viewDir );
1055		float dotBH = dot( material.anisotropyB, halfDir );
1056		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
1057		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
1058	#else
1059		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1060		float D = D_GGX( alpha, dotNH );
1061	#endif
1062	return F * ( V * D );
1063}
1064vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
1065	const float LUT_SIZE = 64.0;
1066	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
1067	const float LUT_BIAS = 0.5 / LUT_SIZE;
1068	float dotNV = saturate( dot( N, V ) );
1069	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
1070	uv = uv * LUT_SCALE + LUT_BIAS;
1071	return uv;
1072}
1073float LTC_ClippedSphereFormFactor( const in vec3 f ) {
1074	float l = length( f );
1075	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
1076}
1077vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
1078	float x = dot( v1, v2 );
1079	float y = abs( x );
1080	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
1081	float b = 3.4175940 + ( 4.1616724 + y ) * y;
1082	float v = a / b;
1083	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
1084	return cross( v1, v2 ) * theta_sintheta;
1085}
1086vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
1087	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
1088	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
1089	vec3 lightNormal = cross( v1, v2 );
1090	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
1091	vec3 T1, T2;
1092	T1 = normalize( V - N * dot( V, N ) );
1093	T2 = - cross( N, T1 );
1094	mat3 mat = mInv * transpose( mat3( T1, T2, N ) );
1095	vec3 coords[ 4 ];
1096	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
1097	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
1098	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
1099	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
1100	coords[ 0 ] = normalize( coords[ 0 ] );
1101	coords[ 1 ] = normalize( coords[ 1 ] );
1102	coords[ 2 ] = normalize( coords[ 2 ] );
1103	coords[ 3 ] = normalize( coords[ 3 ] );
1104	vec3 vectorFormFactor = vec3( 0.0 );
1105	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
1106	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
1107	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
1108	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
1109	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
1110	return vec3( result );
1111}
1112#if defined( USE_SHEEN )
1113float D_Charlie( float roughness, float dotNH ) {
1114	float alpha = pow2( roughness );
1115	float invAlpha = 1.0 / alpha;
1116	float cos2h = dotNH * dotNH;
1117	float sin2h = max( 1.0 - cos2h, 0.0078125 );
1118	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
1119}
1120float V_Neubelt( float dotNV, float dotNL ) {
1121	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
1122}
1123vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
1124	vec3 halfDir = normalize( lightDir + viewDir );
1125	float dotNL = saturate( dot( normal, lightDir ) );
1126	float dotNV = saturate( dot( normal, viewDir ) );
1127	float dotNH = saturate( dot( normal, halfDir ) );
1128	float D = D_Charlie( sheenRoughness, dotNH );
1129	float V = V_Neubelt( dotNV, dotNL );
1130	return sheenColor * ( D * V );
1131}
1132#endif
1133float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
1134	float dotNV = saturate( dot( normal, viewDir ) );
1135	float r2 = roughness * roughness;
1136	float rInv = 1.0 / ( roughness + 0.1 );
1137	float a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;
1138	float b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;
1139	float DG = exp( a * dotNV + b );
1140	return saturate( DG );
1141}
1142vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
1143	float dotNV = saturate( dot( normal, viewDir ) );
1144	vec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;
1145	return specularColor * fab.x + specularF90 * fab.y;
1146}
1147#ifdef USE_IRIDESCENCE
1148void computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {
1149#else
1150void 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 ) {
1151#endif
1152	float dotNV = saturate( dot( normal, viewDir ) );
1153	vec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;
1154	#ifdef USE_IRIDESCENCE
1155		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
1156	#else
1157		vec3 Fr = specularColor;
1158	#endif
1159	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
1160	float Ess = fab.x + fab.y;
1161	float Ems = 1.0 - Ess;
1162	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
1163	singleScatter += FssEss;
1164	multiScatter += Fms * Ems;
1165}
1166vec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
1167	vec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );

1168	float dotNL = saturate( dot( normal, lightDir ) );
1169	float dotNV = saturate( dot( normal, viewDir ) );
1170	vec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;
1171	vec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;
1172	vec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;
1173	vec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;
1174	float Ess_V = dfgV.x + dfgV.y;
1175	float Ess_L = dfgL.x + dfgL.y;
1176	float Ems_V = 1.0 - Ess_V;
1177	float Ems_L = 1.0 - Ess_L;
1178	vec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;
1179	vec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );
1180	float compensationFactor = Ems_V * Ems_L;
1181	vec3 multiScatter = Fms * compensationFactor;
1182	return singleScatter + multiScatter;
1183}
1184#if NUM_RECT_AREA_LIGHTS > 0
1185	void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
1186		vec3 normal = geometryNormal;
1187		vec3 viewDir = geometryViewDir;
1188		vec3 position = geometryPosition;
1189		vec3 lightPos = rectAreaLight.position;
1190		vec3 halfWidth = rectAreaLight.halfWidth;
1191		vec3 halfHeight = rectAreaLight.halfHeight;
1192		vec3 lightColor = rectAreaLight.color;
1193		float roughness = material.roughness;
1194		vec3 rectCoords[ 4 ];
1195		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
1196		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
1197		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
1198		vec2 uv = LTC_Uv( normal, viewDir, roughness );
1199		vec4 t1 = texture2D( ltc_1, uv );
1200		vec4 t2 = texture2D( ltc_2, uv );
1201		mat3 mInv = mat3(
1202			vec3( t1.x, 0, t1.y ),
1203			vec3(    0, 1,    0 ),
1204			vec3( t1.z, 0, t1.w )
1205		);
1206		vec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );
1207		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
1208		reflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
1209		#ifdef USE_CLEARCOAT
1210			vec3 Ncc = geometryClearcoatNormal;
1211			vec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );
1212			vec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );
1213			vec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );
1214			mat3 mInvClearcoat = mat3(
1215				vec3( t1Clearcoat.x, 0, t1Clearcoat.y ),
1216				vec3(             0, 1,             0 ),
1217				vec3( t1Clearcoat.z, 0, t1Clearcoat.w )
1218			);
1219			vec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;
1220			clearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );
1221		#endif
1222	}
1223#endif
1224void RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
1225	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
1226	vec3 irradiance = dotNL * directLight.color;
1227	#ifdef USE_CLEARCOAT
1228		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
1229		vec3 ccIrradiance = dotNLcc * directLight.color;
1230		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
1231	#endif
1232	#ifdef USE_SHEEN
1233 
1234 		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
1235 
1236 		float sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1237 		float sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );
1238 
1239 		float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );
1240 
1241 		irradiance *= sheenEnergyComp;
1242 
1243 	#endif
1244	reflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );
1245	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );
1246}
1247void RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
1248	vec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );
1249	#ifdef USE_SHEEN
1250		float sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1251		float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;
1252		diffuse *= sheenEnergyComp;
1253	#endif
1254	reflectedLight.indirectDiffuse += diffuse;
1255}
1256void RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {
1257	#ifdef USE_CLEARCOAT
1258		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
1259	#endif
1260	#ifdef USE_SHEEN
1261		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;
1262 	#endif
1263	vec3 singleScatteringDielectric = vec3( 0.0 );
1264	vec3 multiScatteringDielectric = vec3( 0.0 );
1265	vec3 singleScatteringMetallic = vec3( 0.0 );
1266	vec3 multiScatteringMetallic = vec3( 0.0 );
1267	#ifdef USE_IRIDESCENCE
1268		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );
1269		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );
1270	#else
1271		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );
1272		computeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );
1273	#endif
1274	vec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );
1275	vec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );
1276	vec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;
1277	vec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );
1278	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
1279	vec3 indirectSpecular = radiance * singleScattering;
1280	indirectSpecular += multiScattering * cosineWeightedIrradiance;
1281	vec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;
1282	#ifdef USE_SHEEN
1283		float sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1284		float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;
1285		indirectSpecular *= sheenEnergyComp;
1286		indirectDiffuse *= sheenEnergyComp;
1287	#endif
1288	reflectedLight.indirectSpecular += indirectSpecular;
1289	reflectedLight.indirectDiffuse += indirectDiffuse;
1290}
1291#define RE_Direct				RE_Direct_Physical
1292#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
1293#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
1294#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
1295float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
1296	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
1297}`,