https://twinforgefit.ai/assets/three.module-Dvpzs4Jl.js

5function uf(s,e,t){return s!==e?(t-s)/(e-s):0}function Gs(s,e,t){return(1-t)*s+t*e}function df(s,e,t,n){return Gs(s,e,1-Math.exp(-t*n))}function ff(s,e=1){return e-Math.abs(Fl(s,e*2)-e)}function pf(s,e,t){return s<=e?0:s>=t?1:(s=(s-e)/(t-e),s*s*(3-2*s))}function mf(s,e,t){return s<=e?0:s>=t?1:(s=(s-e)/(t-e),s*s*s*(s*(s*6-15)+10))}function gf(s,e){return s+Math.floor(Math.random()*(e-s+1))}function _f(s,e){return s+Math.random()*(e-s)}function xf(s){return s*(.5-Math.random())}function vf(s){s!==void 0&&(Uc=s);let e=Uc+=1831565813;return e=Math.imul(e^e>>>15,e|1),e^=e+Math.imul(e^e>>>7,e|61),((e^e>>>14)>>>0)/4294967296}function yf(s){return s*wi}function Mf(s){return s*fs}function Sf(s){return(s&s-1)===0&&s!==0}function bf(s){return Math.pow(2,Math.ceil(Math.log(s)/Math.LN2))}function Tf(s){return Math.pow(2,Math.floor(Math.log(s)/Math.LN2))}function Af(s,e,t,n,i){const r=Math.cos,a=Math.sin,o=r(t/2),l=a(t/2),c=r((e+n)/2),h=a((e+n)/2),d=r((e-n)/2),u=a((e-n)/2),f=r((n-e)/2),p=a((n-e)/2);switch(i){case"XYX":s.set(o*h,l*d,l*u,o*c);break;case"YZY":s.set(l*u,o*h,l*d,o*c);break;case"ZXZ":s.set(l*d,l*u,o*h,o*c);break;case"XZX":s.set(o*h,l*p,l*f,o*c);break;case"YXY":s.set(l*f,o*h,l*p,o*c);break;case"ZYZ":s.set(l*p,l*f,o*h,o*c);break;default:de("MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+i)}}function Vt(s,e){switch(e.constructor){case Float32Array:return s;case Uint32Array:return s/4294967295;case Uint16Array:return s/65535;case Uint8Array:return s/255;case Int32Array:return Math.max(s/2147483647,-1);case Int16Array:return Math.max(s/32767,-1);case Int8Array:return Math.max(s/127,-1);default:throw new Error("Invalid component type.")}}function $e(s,e){switch(e.constructor){case Float32Array:return s;case Uint32Array:return Math.round(s*4294967295);case Uint16Array:return Math.round(s*65535);case Uint8Array:return Math.round(s*255);case Int32Array:return Math.round(s*2147483647);case Int16Array:return Math.round(s*32767);case Int8Array:return Math.round(s*127);default:throw new Error("Invalid component type.")}}const Hy={DEG2RAD:wi,RAD2DEG:fs,generateUUID:sn,clamp:Oe,euclideanModulo:Fl,mapLinear:hf,inverseLerp:uf,lerp:Gs,damp:df,pingpong:ff,smoothstep:pf,smootherstep:mf,randInt:gf,randFloat:_f,randFloatSpread:xf,seededRandom:vf,degToRad:yf,radToDeg:Mf,isPowerOfTwo:Sf,ceilPowerOfTwo:bf,floorPowerOfTwo:Tf,setQuaternionFromProperEuler:Af,normalize:$e,denormalize:Vt},dc=class dc{constructor(e=0,t=0){this.x=e,this.y=t}get width(){return this.x}set width(e){this.x=e}get height(){return this.y}set height(e){this.y=e}set(e,t){return this.x=e,this.y=t,this}setScalar(e){return this.x=e,this.y=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y)}copy(e){return this.x=e.x,this.y=e.y,this}add(e){return this.x+=e.x,this.y+=e.y,this}addScalar(e){return this.x+=e,this.y+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this}subScalar(e){return this.x-=e,this.y-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this}multiply(e){return this.x*=e.x,this.y*=e.y,this}multiplyScalar(e){return this.x*=e,this.y*=e,this}divide(e){return this.x/=e.x,this.y/=e.y,this}divideScalar(e){return this.multiplyScalar(1/e)}applyMatrix3(e){const t=this.x,n=this.y,i=e.elements;return this.x=i[0]*t+i[3]*n+i[6],this.y=i[1]*t+i[4]*n+i[7],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this}clamp(e,t){return this.x=Oe(this.x,e.x,t.x),this.y=Oe(this.y,e.y,t.y),this}clampScalar(e,t){return this.x=Oe(this.x,e,t),this.y=Oe(this.y,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Oe(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}

5round(){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(Oe(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),r=this.x-e.x,a=this.y-e.y;return this.x=r*n-a*i+e.x,this.y=r*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}};dc.prototype.isVector2=!0;let K=dc;class Zt{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,r,a,o){let l=n[i+0],c=n[i+1],h=n[i+2],d=n[i+3],u=r[a+0],f=r[a+1],p=r[a+2],_=r[a+3];if(d!==_||l!==u||c!==f||h!==p){let g=l*u+c*f+h*p+d*_;g<0&&(u=-u,f=-f,p=-p,_=-_,g=-g);let m=1-o;if(g<.9995){const x=Math.acos(g),y=Math.sin(x);m=Math.sin(m*x)/y,o=Math.sin(o*x)/y,l=l*m+u*o,c=c*m+f*o,h=h*m+p*o,d=d*m+_*o}else{l=l*m+u*o,c=c*m+f*o,h=h*m+p*o,d=d*m+_*o;const x=1/Math.sqrt(l*l+c*c+h*h+d*d);l*=x,c*=x,h*=x,d*=x}}e[t]=l,e[t+1]=c,e[t+2]=h,e[t+3]=d}static multiplyQuaternionsFlat(e,t,n,i,r,a){const o=n[i],l=n[i+1],c=n[i+2],h=n[i+3],d=r[a],u=r[a+1],f=r[a+2],p=r[a+3];return e[t]=o*p+h*d+l*f-c*u,e[t+1]=l*p+h*u+c*d-o*f,e[t+2]=c*p+h*f+o*u-l*d,e[t+3]=h*p-o*d-l*u-c*f,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t=!0){const n=e._x,i=e._y,r=e._z,a=e._order,o=Math.cos,l=Math.sin,c=o(n/2),h=o(i/2),d=o(r/2),u=l(n/2),f=l(i/2),p=l(r/2);switch(a){case"XYZ":this._x=u*h*d+c*f*p,this._y=c*f*d-u*h*p,this._z=c*h*p+u*f*d,this._w=c*h*d-u*f*p;break;case"YXZ":this._x=u*h*d+c*f*p,this._y=c*f*d-u*h*p,this._z=c*h*p-u*f*d,this._w=c*h*d+u*f*p;break;case"ZXY":this._x=u*h*d-c*f*p,this._y=c*f*d+u*h*p,this._z=c*h*p+u*f*d,this._w=c*h*d-u*f*p;break;case"ZYX":this._x=u*h*d-c*f*p,this._y=c*f*d+u*h*p,this._z=c*h*p-u*f*d,this._w=c*h*d+u*f*p;break;case"YZX":this._x=u*h*d+c*f*p,this._y=c*f*d+u*h*p,this._z=c*h*p-u*f*d,this._w=c*h*d-u*f*p;break;case"XZY":this._x=u*h*d-c*f*p,this._y=c*f*d-u*h*p,this._z=c*h*p+u*f*d,this._w=c*h*d+u*f*p;break;default:de("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],r=t[8],a=t[1],o=t[5],l=t[9],c=t[2],h=t[6],d=t[10],u=n+o+d;if(u>0){const f=.5/Math.sqrt(u+1);this._w=.25/f,this._x=(h-l)*f,this._y=(r-c)*f,this._z=(a-i)*f}else if(n>o&&n>d){const f=2*Math.sqrt(1+n-o-d);this._w=(h-l)/f,this._x=.25*f,this._y=(i+a)/f,this._z=(r+c)/f}else if(o>d){const f=2*Math.sqrt(1+o-n-d);this._w=(r-c)/f,this._x=(i+a)/f,this._y=.25*f,this._z=(l+h)/f}else{const f=2*Math.sqrt(1+d-n-o);this._w=(a-i)/f,this._x=(r+c)/f,this._y=(l+h)/f,this._z=.25*f}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<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(Oe(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,r=e._z,a=e._w,o=t._x,l=t._y,c=t._z,h=t._w;return this._x=n*h+a*o+i*c-r*l,this._y=i*h+a*l+r*o-n*c,this._z=r*h+a*c+n*l-i*o,this._w=a*h-n*o-i*l-r*c,this._onChangeCallback(),this}slerp(e,t){let n=e._x,i=e._y,r=e._z,a=e._w,o=this.dot(e);o<0&&(n=-n,i=-i,r=-r,a=-a,o=-o);let l=1-t;if(o<.9995){const c=Math.acos(o),h=Math.sin(c);l=Math.sin(l*c)/h,t=Math.sin(t*c)/h,this._x=this._x*l+n*t,this._y=this._y*l+i*t,this._z=this._z*l+r*t,this._w=this._w*l+a*t,this._onChangeCallback()}else this._x=this._x*l+n*t,this._y=this._y*l+i*t,this._z=this._z*l+r*t,this._w=this._w*l+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),r=Math.sqrt(n);return this.set(i*Math.sin(e),i*Math.cos(e),r*Math.sin(t),r*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}}const fc=class fc{constructor(e=0,t=0,n=0){this.x=e,this.y=t,this.z=n}set(e,t,n){return n===void 0&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){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(Nc.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Nc.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6]*i,this.y=r[1]*t+r[4]*n+r[7]*i,this.z=r[2]*t+r[5]*n+r[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,r=e.elements,a=1/(r[3]*t+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*t+r[4]*n+r[8]*i+r[12])*a,this.y=(r[1]*t+r[5]*n+r[9]*i+r[13])*a,this.z=(r[2]*t+r[6]*n+r[10]*i+r[14])*a,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,r=e.x,a=e.y,o=e.z,l=e.w,c=2*(a*i-o*n),h=2*(o*t-r*i),d=2*(r*n-a*t);return this.x=t+l*c+a*d-o*h,this.y=n+l*h+o*c-r*d,this.z=i+l*d+r*h-a*c,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[4]*n+r[8]*i,this.y=r[1]*t+r[5]*n+r[9]*i,this.z=r[2]*t+r[6]*n+r[10]*i,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Oe(this.x,e.x,t.x),this.y=Oe(this.y,e.y,t.y),this.z=Oe(this.z,e.z,t.z),this}clampScalar(e,t){return this.x=Oe(this.x,e,t),this.y=Oe(this.y,e,t),this.z=Oe(this.z,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Oe(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,r=e.z,a=t.x,o=t.y,l=t.z;return this.x=i*l-r*o,this.y=r*a-n*l,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 Oa.copy(this).projectOnVector(e),this.sub(Oa)}reflect(e){return this.sub(Oa.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(Oe(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}};fc.prototype.isVector3=!0;let C=fc;const Oa=new C,Nc=new Zt,pc=class pc{constructor(e,t,n,i,r,a,o,l,c){this.elements=[1,0,0,0,1,0,0,0,1],e!==void 0&&this.set(e,t,n,i,r,a,o,l,c)}set(e,t,n,i,r,a,o,l,c){const h=this.elements;return h[0]=e,h[1]=i,h[2]=o,h[3]=t,h[4]=r,h[5]=l,h[6]=n,h[7]=a,h[8]=c,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,r=this.elements,a=n[0],o=n[3],l=n[6],c=n[1],h=n[4],d=n[7],u=n[2],f=n[5],p=n[8],_=i[0],g=i[3],m=i[6],x=i[1],y=i[4],M=i[7],w=i[2],b=i[5],R=i[8];return r[0]=a*_+o*x+l*w,r[3]=a*g+o*y+l*b,r[6]=a*m+o*M+l*R,r[1]=c*_+h*x+d*w,r[4]=c*g+h*y+d*b,r[7]=c*m+h*M+d*R,r[2]=u*_+f*x+p*w,r[5]=u*g+f*y+p*b,r[8]=u*m+f*M+p*R,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],r=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8];return t*a*h-t*o*c-n*r*h+n*o*l+i*r*c-i*a*l}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8],d=h*a-o*c,u=o*l-h*r,f=c*r-a*l,p=t*d+n*u+i*f;if(p===0)return this.set(0,0,0,0,0,0,0,0,0);const _=1/p;return e[0]=d*_,e[1]=(i*c-h*n)*_,e[2]=(o*n-i*a)*_,e[3]=u*_,e[4]=(h*t-i*l)*_,e[5]=(i*r-o*t)*_,e[6]=f*_,e[7]=(n*l-c*t)*_,e[8]=(a*t-n*r)*_,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,i,r,a,o){const l=Math.cos(r),c=Math.sin(r);return this.set(n*l,n*c,-n*(l*a+c*o)+a+e,-i*c,i*l,-i*(-c*a+l*o)+o+t,0,0,1),this}scale(e,t){return this.premultiply(Ba.makeScale(e,t)),this}rotate(e){return this.premultiply(Ba.makeRotation(-e)),this}translate(e,t){return this.premultiply(Ba.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)}};pc.prototype.isMatrix3=!0;let qe=pc;const Ba=new qe,Fc=new qe().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Oc=new qe().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Ef(){const s={enabled:!0,workingColorSpace:ua,spaces:{},convert:function(i,r,a){return this.enabled===!1||r===a||!r||!a||(this.spaces[r].transfer===ct&&(i.r=kn(i.r),i.g=kn(i.g),i.b=kn(i.b)),this.spaces[r].primaries!==this.spaces[a].primaries&&(i.applyMatrix3(this.spaces[r].toXYZ),i.applyMatrix3(this.spaces[a].fromXYZ)),this.spaces[a].transfer===ct&&(i.r=cs(i.r),i.g=cs(i.g),i.b=cs(i.b))),i},workingToColorSpace:function(i,r){return this.convert(i,this.workingColorSpace,r)},colorSpaceToWorking:function(i,r){return this.convert(i,r,this.workingColorSpace)},getPrimaries:function(i){return this.spaces[i].primaries},getTransfer:function(i){return i===ni?da:this.spaces[i].transfer},getToneMappingMode:function(i){return this.spaces[i].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(i,r=this.workingColorSpace){return i.fromArray(this.spaces[r].luminanceCoefficients)},define:function(i){Object.assign(this.spaces,i)},_getMatrix:function(i,r,a){return i.copy(this.spaces[r].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,r){return ml("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),s.workingToColorSpace(i,r)},toWorkingColorSpace:function(i,r){return ml("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),s.colorSpaceToWorking(i,r)}},e=[.64,.33,.3,.6,.15,.06],t=[.2126,.7152,.0722],n=[.3127,.329];return s.define({[ua]:{primaries:e,whitePoint:n,transfer:da,toXYZ:Fc,fromXYZ:Oc,luminanceCoefficients:t,workingColorSpaceConfig:{unpackColorSpace:jt},outputColorSpaceConfig:{drawingBufferColorSpace:jt}},[jt]:{primaries:e,whitePoint:n,transfer:ct,toXYZ:Fc,fromXYZ:Oc,luminanceCoefficients:t,outputColorSpaceConfig:{drawingBufferColorSpace:jt}}}),s}const tt=Ef();function kn(s){return s<.04045?s*.0773993808:Math.pow(s*.9478672986+.0521327014,2.4)}function cs(s){return s<.0031308?s*12.92:1.055*Math.pow(s,.41666)-.055}let Bi;class wf{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{Bi===void 0&&(Bi=Ys("canvas")),Bi.width=e.width,Bi.height=e.height;const i=Bi.getContext("2d");e instanceof ImageData?i.putImageData(e,0,0):i.drawImage(e,0,0,e.width,e.height),n=Bi}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=Ys("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),r=i.data;for(let a=0;a<r.length;a++)r[a]=kn(r[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(kn(t[n]/255)*255):t[n]=kn(t[n]);return{data:t,width:e.width,height:e.height}}else return de("ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let Cf=0;class Ai{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:Cf++}),this.uuid=sn(),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.displayWidth,t.displayHeight,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 r;if(Array.isArray(i)){r=[];for(let a=0,o=i.length;a<o;a++)i[a].isDataTexture?r.push(za(i[a].image)):r.push(za(i[a]))}else r=za(i);n.url=r}return t||(e.images[this.uuid]=n),n}}function za(s){return typeof HTMLImageElement<"u"&&s instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&s instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&s instanceof ImageBitmap?wf.getDataURL(s):s.data?{data:Array.from(s.data),width:s.width,height:s.height,type:s.data.constructor.name}:(de("Texture: Unable to serialize Texture."),{})}let Rf=0;const Va=new C;class Mt extends wn{constructor(e=Mt.DEFAULT_IMAGE,t=Mt.DEFAULT_MAPPING,n=nn,i=nn,r=_t,a=Bn,o=qt,l=en,c=Mt.DEFAULT_ANISOTROPY,h=ni){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:Rf++}),this.uuid=sn(),this.name="",this.source=new Ai(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=r,this.minFilter=a,this.anisotropy=c,this.format=o,this.internalFormat=null,this.type=l,this.offset=new K(0,0),this.repeat=new K(1,1),this.center=new K(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,this.normalized=!1}get width(){return this.source.getSize(Va).x}get height(){return this.source.getSize(Va).y}get depth(){return this.source.getSize(Va).z}get image(){return this.source.data}set image(e){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.normalized=e.normalized,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){de(`Texture.setValues(): parameter '${t}' has value of undefined.`);continue}const i=this[t];if(i===void 0){de(`Texture.setValues(): property '${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,normalized:this.normalized,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!==El)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case ra:e.x=e.x-Math.floor(e.x);break;case nn:e.x=e.x<0?0:1;break;case aa: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 ra:e.y=e.y-Math.floor(e.y);break;case nn:e.y=e.y<0?0:1;break;case aa: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++}}Mt.DEFAULT_IMAGE=null;Mt.DEFAULT_MAPPING=El;Mt.DEFAULT_ANISOTROPY=1;const mc=class mc{constructor(e=0,t=0,n=0,i=1){this.x=e,this.y=t,this.z=n,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=e.w!==void 0?e.w:1,this}add(e){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,r=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*i+a[12]*r,this.y=a[1]*t+a[5]*n+a[9]*i+a[13]*r,this.z=a[2]*t+a[6]*n+a[10]*i+a[14]*r,this.w=a[3]*t+a[7]*n+a[11]*i+a[15]*r,this}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,r;const l=e.elements,c=l[0],h=l[4],d=l[8],u=l[1],f=l[5],p=l[9],_=l[2],g=l[6],m=l[10];if(Math.abs(h-u)<.01&&Math.abs(d-_)<.01&&Math.abs(p-g)<.01){if(Math.abs(h+u)<.1&&Math.abs(d+_)<.1&&Math.abs(p+g)<.1&&Math.abs(c+f+m-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const y=(c+1)/2,M=(f+1)/2,w=(m+1)/2,b=(h+u)/4,R=(d+_)/4,v=(p+g)/4;return y>M&&y>w?y<.01?(n=0,i=.707106781,r=.707106781):(n=Math.sqrt(y),i=b/n,r=R/n):M>w?M<.01?(n=.707106781,i=0,r=.707106781):(i=Math.sqrt(M),n=b/i,r=v/i):w<.01?(n=.707106781,i=.707106781,r=0):(r=Math.sqrt(w),n=R/r,i=v/r),this.set(n,i,r,t),this}let x=Math.sqrt((g-p)*(g-p)+(d-_)*(d-_)+(u-h)*(u-h));return Math.abs(x)<.001&&(x=1),this.x=(g-p)/x,this.y=(d-_)/x,this.z=(u-h)/x,this.w=Math.acos((c+f+m-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=Oe(this.x,e.x,t.x),this.y=Oe(this.y,e.y,t.y),this.z=Oe(this.z,e.z,t.z),this.w=Oe(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=Oe(this.x,e,t),this.y=Oe(this.y,e,t),this.z=Oe(this.z,e,t),this.w=Oe(this.w,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Oe(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}};mc.prototype.isVector4=!0;let dt=mc;class Iu extends wn{constructor(e=1,t=1,n={}){super(),n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:_t,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 dt(0,0,e,t),this.scissorTest=!1,this.viewport=new dt(0,0,e,t),this.textures=[];const i={width:e,height:t,depth:n.depth},r=new Mt(i),a=n.count;for(let o=0;o<a;o++)this.textures[o]=r.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:_t,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,r=this.textures.length;i<r;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 Ai(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.multiview=e.multiview,this}dispose(){this.dispatchEvent({type:"dispose"})}}class cn extends Iu{constructor(e=1,t=1,n={}){super(e,t,n),this.isWebGLRenderTarget=!0}}class Ol extends Mt{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=wt,this.minFilter=wt,this.wrapR=nn,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class Wy extends cn{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGLArrayRenderTarget=!0,this.depth=n,this.texture=new Ol(null,e,t,n),this._setTextureOptions(i),this.texture.isRenderTargetTexture=!0}}class Bl extends Mt{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=wt,this.minFilter=wt,this.wrapR=nn,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Xy extends cn{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGL3DRenderTarget=!0,this.depth=n,this.texture=new Bl(null,e,t,n),this._setTextureOptions(i),this.texture.isRenderTargetTexture=!0}}const Sa=class Sa{constructor(e,t,n,i,r,a,o,l,c,h,d,u,f,p,_,g){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,r,a,o,l,c,h,d,u,f,p,_,g)}set(e,t,n,i,r,a,o,l,c,h,d,u,f,p,_,g){const m=this.elements;return m[0]=e,m[4]=t,m[8]=n,m[12]=i,m[1]=r,m[5]=a,m[9]=o,m[13]=l,m[2]=c,m[6]=h,m[10]=d,m[14]=u,m[3]=f,m[7]=p,m[11]=_,m[15]=g,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 Sa().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/zi.setFromMatrixColumn(e,0).length(),r=1/zi.setFromMatrixColumn(e,1).length(),a=1/zi.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*r,t[5]=n[5]*r,t[6]=n[6]*r,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,i=e.y,r=e.z,a=Math.cos(n),o=Math.sin(n),l=Math.cos(i),c=Math.sin(i),h=Math.cos(r),d=Math.sin(r);if(e.order==="XYZ"){const u=a*h,f=a*d,p=o*h,_=o*d;t[0]=l*h,t[4]=-l*d,t[8]=c,t[1]=f+p*c,t[5]=u-_*c,t[9]=-o*l,t[2]=_-u*c,t[6]=p+f*c,t[10]=a*l}else if(e.order==="YXZ"){const u=l*h,f=l*d,p=c*h,_=c*d;t[0]=u+_*o,t[4]=p*o-f,t[8]=a*c,t[1]=a*d,t[5]=a*h,t[9]=-o,t[2]=f*o-p,t[6]=_+u*o,t[10]=a*l}else if(e.order==="ZXY"){const u=l*h,f=l*d,p=c*h,_=c*d;t[0]=u-_*o,t[4]=-a*d,t[8]=p+f*o,t[1]=f+p*o,t[5]=a*h,t[9]=_-u*o,t[2]=-a*c,t[6]=o,t[10]=a*l}else if(e.order==="ZYX"){const u=a*h,f=a*d,p=o*h,_=o*d;t[0]=l*h,t[4]=p*c-f,t[8]=u*c+_,t[1]=l*d,t[5]=_*c+u,t[9]=f*c-p,t[2]=-c,t[6]=o*l,t[10]=a*l}else if(e.order==="YZX"){const u=a*l,f=a*c,p=o*l,_=o*c;t[0]=l*h,t[4]=_-u*d,t[8]=p*d+f,t[1]=d,t[5]=a*h,t[9]=-o*h,t[2]=-c*h,t[6]=f*d+p,t[10]=u-_*d}else if(e.order==="XZY"){const u=a*l,f=a*c,p=o*l,_=o*c;t[0]=l*h,t[4]=-d,t[8]=c*h,t[1]=u*d+_,t[5]=a*h,t[9]=f*d-p,t[2]=p*d-f,t[6]=o*h,t[10]=_*d+u}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(If,e,Pf)}lookAt(e,t,n){const i=this.elements;return Kt.subVectors(e,t),Kt.lengthSq()===0&&(Kt.z=1),Kt.normalize(),Jn.crossVectors(n,Kt),Jn.lengthSq()===0&&(Math.abs(n.z)===1?Kt.x+=1e-4:Kt.z+=1e-4,Kt.normalize(),Jn.crossVectors(n,Kt)),Jn.normalize(),rr.crossVectors(Kt,Jn),i[0]=Jn.x,i[4]=rr.x,i[8]=Kt.x,i[1]=Jn.y,i[5]=rr.y,i[9]=Kt.y,i[2]=Jn.z,i[6]=rr.z,i[10]=Kt.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,r=this.elements,a=n[0],o=n[4],l=n[8],c=n[12],h=n[1],d=n[5],u=n[9],f=n[13],p=n[2],_=n[6],g=n[10],m=n[14],x=n[3],y=n[7],M=n[11],w=n[15],b=i[0],R=i[4],v=i[8],A=i[12],P=i[1],I=i[5],N=i[9],H=i[13],W=i[2],U=i[6],B=i[10],k=i[14],te=i[3],ne=i[7],pe=i[11],Me=i[15];return r[0]=a*b+o*P+l*W+c*te,r[4]=a*R+o*I+l*U+c*ne,r[8]=a*v+o*N+l*B+c*pe,r[12]=a*A+o*H+l*k+c*Me,r[1]=h*b+d*P+u*W+f*te,r[5]=h*R+d*I+u*U+f*ne,r[9]=h*v+d*N+u*B+f*pe,r[13]=h*A+d*H+u*k+f*Me,r[2]=p*b+_*P+g*W+m*te,r[6]=p*R+_*I+g*U+m*ne,r[10]=p*v+_*N+g*B+m*pe,r[14]=p*A+_*H+g*k+m*Me,r[3]=x*b+y*P+M*W+w*te,r[7]=x*R+y*I+M*U+w*ne,r[11]=x*v+y*N+M*B+w*pe,r[15]=x*A+y*H+M*k+w*Me,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],i=e[8],r=e[12],a=e[1],o=e[5],l=e[9],c=e[13],h=e[2],d=e[6],u=e[10],f=e[14],p=e[3],_=e[7],g=e[11],m=e[15],x=l*f-c*u,y=o*f-c*d,M=o*u-l*d,w=a*f-c*h,b=a*u-l*h,R=a*d-o*h;return t*(_*x-g*y+m*M)-n*(p*x-g*w+m*b)+i*(p*y-_*w+m*R)-r*(p*M-_*b+g*R)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8],d=e[9],u=e[10],f=e[11],p=e[12],_=e[13],g=e[14],m=e[15],x=t*o-n*a,y=t*l-i*a,M=t*c-r*a,w=n*l-i*o,b=n*c-r*o,R=i*c-r*l,v=h*_-d*p,A=h*g-u*p,P=h*m-f*p,I=d*g-u*_,N=d*m-f*_,H=u*m-f*g,W=x*H-y*N+M*I+w*P-b*A+R*v;if(W===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const U=1/W;return e[0]=(o*H-l*N+c*I)*U,e[1]=(i*N-n*H-r*I)*U,e[2]=(_*R-g*b+m*w)*U,e[3]=(u*b-d*R-f*w)*U,e[4]=(l*P-a*H-c*A)*U,e[5]=(t*H-i*P+r*A)*U,e[6]=(g*M-p*R-m*y)*U,e[7]=(h*R-u*M+f*y)*U,e[8]=(a*N-o*P+c*v)*U,e[9]=(n*P-t*N-r*v)*U,e[10]=(p*b-_*M+m*x)*U,e[11]=(d*M-h*b-f*x)*U,e[12]=(o*A-a*I-l*v)*U,e[13]=(t*I-n*A+i*v)*U,e[14]=(_*y-p*w-g*x)*U,e[15]=(h*w-d*y+u*x)*U,this}scale(e){const t=this.elements,n=e.x,i=e.y,r=e.z;return t[0]*=n,t[4]*=i,t[8]*=r,t[1]*=n,t[5]*=i,t[9]*=r,t[2]*=n,t[6]*=i,t[10]*=r,t[3]*=n,t[7]*=i,t[11]*=r,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))}makeTranslation(e,t,n){return 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),r=1-n,a=e.x,o=e.y,l=e.z,c=r*a,h=r*o;return this.set(c*a+n,c*o-i*l,c*l+i*o,0,c*o+i*l,h*o+n,h*l-i*a,0,c*l-i*o,h*l+i*a,r*l*l+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,i,r,a){return this.set(1,n,r,0,e,1,a,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,r=t._x,a=t._y,o=t._z,l=t._w,c=r+r,h=a+a,d=o+o,u=r*c,f=r*h,p=r*d,_=a*h,g=a*d,m=o*d,x=l*c,y=l*h,M=l*d,w=n.x,b=n.y,R=n.z;return i[0]=(1-(_+m))*w,i[1]=(f+M)*w,i[2]=(p-y)*w,i[3]=0,i[4]=(f-M)*b,i[5]=(1-(u+m))*b,i[6]=(g+x)*b,i[7]=0,i[8]=(p+y)*R,i[9]=(g-x)*R,i[10]=(1-(u+_))*R,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 r=this.determinant();if(r===0)return n.set(1,1,1),t.identity(),this;let a=zi.set(i[0],i[1],i[2]).length();const o=zi.set(i[4],i[5],i[6]).length(),l=zi.set(i[8],i[9],i[10]).length();r<0&&(a=-a),hn.copy(this);const c=1/a,h=1/o,d=1/l;return hn.elements[0]*=c,hn.elements[1]*=c,hn.elements[2]*=c,hn.elements[4]*=h,hn.elements[5]*=h,hn.elements[6]*=h,hn.elements[8]*=d,hn.elements[9]*=d,hn.elements[10]*=d,t.setFromRotationMatrix(hn),n.x=a,n.y=o,n.z=l,this}makePerspective(e,t,n,i,r,a,o=ln,l=!1){const c=this.elements,h=2*r/(t-e),d=2*r/(n-i),u=(t+e)/(t-e),f=(n+i)/(n-i);let p,_;if(l)p=r/(a-r),_=a*r/(a-r);else if(o===ln)p=-(a+r)/(a-r),_=-2*a*r/(a-r);else if(o===ds)p=-a/(a-r),_=-a*r/(a-r);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);return c[0]=h,c[4]=0,c[8]=u,c[12]=0,c[1]=0,c[5]=d,c[9]=f,c[13]=0,c[2]=0,c[6]=0,c[10]=p,c[14]=_,c[3]=0,c[7]=0,c[11]=-1,c[15]=0,this}makeOrthographic(e,t,n,i,r,a,o=ln,l=!1){const c=this.elements,h=2/(t-e),d=2/(n-i),u=-(t+e)/(t-e),f=-(n+i)/(n-i);let p,_;if(l)p=1/(a-r),_=a/(a-r);else if(o===ln)p=-2/(a-r),_=-(a+r)/(a-r);else if(o===ds)p=-1/(a-r),_=-r/(a-r);else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);return c[0]=h,c[4]=0,c[8]=0,c[12]=u,c[1]=0,c[5]=d,c[9]=0,c[13]=f,c[2]=0,c[6]=0,c[10]=p,c[14]=_,c[3]=0,c[7]=0,c[11]=0,c[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}};Sa.prototype.isMatrix4=!0;let Ge=Sa;const zi=new C,hn=new Ge,If=new C(0,0,0),Pf=new C(1,1,1),Jn=new C,rr=new C,Kt=new C,Bc=new Ge,zc=new Zt;class En{constructor(e=0,t=0,n=0,i=En.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,r=i[0],a=i[4],o=i[8],l=i[1],c=i[5],h=i[9],d=i[2],u=i[6],f=i[10];switch(t){case"XYZ":this._y=Math.asin(Oe(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,f),this._z=Math.atan2(-a,r)):(this._x=Math.atan2(u,c),this._z=0);break;case"YXZ":this._x=Math.asin(-Oe(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(o,f),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-d,r),this._z=0);break;case"ZXY":this._x=Math.asin(Oe(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-d,f),this._z=Math.atan2(-a,c)):(this._y=0,this._z=Math.atan2(l,r));break;case"ZYX":this._y=Math.asin(-Oe(d,-1,1)),Math.abs(d)<.9999999?(this._x=Math.atan2(u,f),this._z=Math.atan2(l,r)):(this._x=0,this._z=Math.atan2(-a,c));break;case"YZX":this._z=Math.asin(Oe(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-d,r)):(this._x=0,this._y=Math.atan2(o,f));break;case"XZY":this._z=Math.asin(-Oe(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(u,c),this._y=Math.atan2(o,r)):(this._x=Math.atan2(-h,f),this._y=0);break;default:de("Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return Bc.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Bc,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return zc.setFromEuler(this),this.setFromQuaternion(zc,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}}En.DEFAULT_ORDER="XYZ";class zl{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 Lf=0;const Vc=new C,Vi=new Zt,In=new Ge,ar=new C,Ss=new C,Df=new C,Uf=new Zt,kc=new C(1,0,0),Gc=new C(0,1,0),Hc=new C(0,0,1),Wc={type:"added"},Nf={type:"removed"},ki={type:"childadded",child:null},ka={type:"childremoved",child:null};class ot extends wn{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Lf++}),this.uuid=sn(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=ot.DEFAULT_UP.clone();const e=new C,t=new En,n=new Zt,i=new C(1,1,1);function r(){n.setFromEuler(t,!1)}function a(){t.setFromQuaternion(n,void 0,!1)}t._onChange(r),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 Ge},normalMatrix:{value:new qe}}),this.matrix=new Ge,this.matrixWorld=new Ge,this.matrixAutoUpdate=ot.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=ot.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new zl,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)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return Vi.setFromAxisAngle(e,t),this.quaternion.multiply(Vi),this}rotateOnWorldAxis(e,t){return Vi.setFromAxisAngle(e,t),this.quaternion.premultiply(Vi),this}rotateX(e){return this.rotateOnAxis(kc,e)}rotateY(e){return this.rotateOnAxis(Gc,e)}rotateZ(e){return this.rotateOnAxis(Hc,e)}translateOnAxis(e,t){return Vc.copy(e).applyQuaternion(this.quaternion),this.position.add(Vc.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(kc,e)}translateY(e){return this.translateOnAxis(Gc,e)}translateZ(e){return this.translateOnAxis(Hc,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(In.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?ar.copy(e):ar.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),Ss.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?In.lookAt(Ss,ar,this.up):In.lookAt(ar,Ss,this.up),this.quaternion.setFromRotationMatrix(In),i&&(In.extractRotation(i.matrixWorld),Vi.setFromRotationMatrix(In),this.quaternion.premultiply(Vi.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(Wc),ki.child=e,this.dispatchEvent(ki),ki.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(Nf),ka.child=e,this.dispatchEvent(ka),ka.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),In.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),In.multiply(e.parent.matrixWorld)),e.applyMatrix4(In),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(Wc),ki.child=e,this.dispatchEvent(ki),ki.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 r=0,a=i.length;r<a;r++)i[r].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(Ss,e,Df),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ss,Uf,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,r=this.matrix.elements;r[12]+=t-r[0]*t-r[4]*n-r[8]*i,r[13]+=n-r[1]*t-r[5]*n-r[9]*i,r[14]+=i-r[2]*t-r[6]*n-r[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 r=0,a=i.length;r<a;r++)i[r].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 r(o,l){return o[l.uuid]===void 0&&(o[l.uuid]=l.toJSON(e)),l.uuid}if(this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=r(e.geometries,this.geometry);const o=this.geometry.parameters;if(o!==void 0&&o.shapes!==void 0){const l=o.shapes;if(Array.isArray(l))for(let c=0,h=l.length;c<h;c++){const d=l[c];r(e.shapes,d)}else r(e.shapes,l)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(r(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const o=[];for(let l=0,c=this.material.length;l<c;l++)o.push(r(e.materials,this.material[l]));i.material=o}else i.material=r(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 l=this.animations[o];i.animations.push(r(e.animations,l))}}if(t){const o=a(e.geometries),l=a(e.materials),c=a(e.textures),h=a(e.images),d=a(e.shapes),u=a(e.skeletons),f=a(e.animations),p=a(e.nodes);o.length>0&&(n.geometries=o),l.length>0&&(n.materials=l),c.length>0&&(n.textures=c),h.length>0&&(n.images=h),d.length>0&&(n.shapes=d),u.length>0&&(n.skeletons=u),f.length>0&&(n.animations=f),p.length>0&&(n.nodes=p)}return n.object=i,n;function a(o){const l=[];for(const c in o){const h=o[c];delete h.metadata,l.push(h)}return l}}clone(e){return new this.constructor().copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.pivot=e.pivot!==null?e.pivot.clone():null,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}}ot.DEFAULT_UP=new C(0,1,0);ot.DEFAULT_MATRIX_AUTO_UPDATE=!0;ot.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;class Bs extends ot{constructor(){super(),this.isGroup=!0,this.type="Group"}}const Ff={type:"move"};class Ga{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new Bs,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 Bs,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new C,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new C),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new Bs,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new C,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new C,this._grip.eventsEnabled=!1),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,r=null,a=null;const o=this._targetRay,l=this._grip,c=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(c&&e.hand){a=!0;for(const _ of e.hand.values()){const g=t.getJointPose(_,n),m=this._getHandJoint(c,_);g!==null&&(m.matrix.fromArray(g.transform.matrix),m.matrix.decompose(m.position,m.rotation,m.scale),m.matrixWorldNeedsUpdate=!0,m.jointRadius=g.radius),m.visible=g!==null}const h=c.joints["index-finger-tip"],d=c.joints["thumb-tip"],u=h.position.distanceTo(d.position),f=.02,p=.005;c.inputState.pinching&&u>f+p?(c.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!c.inputState.pinching&&u<=f-p&&(c.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else l!==null&&e.gripSpace&&(r=t.getPose(e.gripSpace,n),r!==null&&(l.matrix.fromArray(r.transform.matrix),l.matrix.decompose(l.position,l.rotation,l.scale),l.matrixWorldNeedsUpdate=!0,r.linearVelocity?(l.hasLinearVelocity=!0,l.linearVelocity.copy(r.linearVelocity)):l.hasLinearVelocity=!1,r.angularVelocity?(l.hasAngularVelocity=!0,l.angularVelocity.copy(r.angularVelocity)):l.hasAngularVelocity=!1,l.eventsEnabled&&l.dispatchEvent({type:"gripUpdated",data:e,target:this})));o!==null&&(i=t.getPose(e.targetRaySpace,n),i===null&&r!==null&&(i=r),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(Ff)))}return o!==null&&(o.visible=i!==null),l!==null&&(l.visible=r!==null),c!==null&&(c.visible=a!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const n=new Bs;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}const Pu={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},$n={h:0,s:0,l:0},or={h:0,s:0,l:0};function Ha(s,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?s+(e-s)*6*t:t<1/2?e:t<2/3?s+(e-s)*6*(2/3-t):s}class be{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=jt){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=Fl(e,1),t=Oe(t,0,1),n=Oe(n,0,1),t===0)this.r=this.g=this.b=n;else{const r=n<=.5?n*(1+t):n+t-n*t,a=2*n-r;this.r=Ha(a,r,e+1/3),this.g=Ha(a,r,e),this.b=Ha(a,r,e-1/3)}return tt.colorSpaceToWorking(this,i),this}setStyle(e,t=jt){function n(r){r!==void 0&&parseFloat(r)<1&&de("Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let r;const a=i[1],o=i[2];switch(a){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,t);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,t);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,t);break;default:de("Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const r=i[1],a=r.length;if(a===3)return this.setRGB(parseInt(r.charAt(0),16)/15,parseInt(r.charAt(1),16)/15,parseInt(r.charAt(2),16)/15,t);if(a===6)return this.setHex(parseInt(r,16),t);de("Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=jt){const n=Pu[e.toLowerCase()];return n!==void 0?this.setHex(n,t):de("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=kn(e.r),this.g=kn(e.g),this.b=kn(e.b),this}copyLinearToSRGB(e){return this.r=cs(e.r),this.g=cs(e.g),this.b=cs(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=jt){return tt.workingToColorSpace(Ut.copy(this),e),Math.round(Oe(Ut.r*255,0,255))*65536+Math.round(Oe(Ut.g*255,0,255))*256+Math.round(Oe(Ut.b*255,0,255))}getHexString(e=jt){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=tt.workingColorSpace){tt.workingToColorSpace(Ut.copy(this),t);const n=Ut.r,i=Ut.g,r=Ut.b,a=Math.max(n,i,r),o=Math.min(n,i,r);let l,c;const h=(o+a)/2;if(o===a)l=0,c=0;else{const d=a-o;switch(c=h<=.5?d/(a+o):d/(2-a-o),a){case n:l=(i-r)/d+(i<r?6:0);break;case i:l=(r-n)/d+2;break;case r:l=(n-i)/d+4;break}l/=6}return e.h=l,e.s=c,e.l=h,e}getRGB(e,t=tt.workingColorSpace){return tt.workingToColorSpace(Ut.copy(this),t),e.r=Ut.r,e.g=Ut.g,e.b=Ut.b,e}getStyle(e=jt){tt.workingToColorSpace(Ut.copy(this),e);const t=Ut.r,n=Ut.g,i=Ut.b;return e!==jt?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(n*255)},${Math.round(i*255)})`}offsetHSL(e,t,n){return this.getHSL($n),this.setHSL($n.h+e,$n.s+t,$n.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}

5lerpColors(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($n),e.getHSL(or);const n=Gs($n.h,or.h,t),i=Gs($n.s,or.s,t),r=Gs($n.l,or.l,t);return this.setHSL(n,i,r),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,r=e.elements;return this.r=r[0]*t+r[3]*n+r[6]*i,this.g=r[1]*t+r[4]*n+r[7]*i,this.b=r[2]*t+r[5]*n+r[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 Ut=new be;be.NAMES=Pu;class Vl{constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new be(e),this.density=t}clone(){return new Vl(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}}class kl{constructor(e,t=1,n=1e3){this.isFog=!0,this.name="",this.color=new be(e),this.near=t,this.far=n}clone(){return new kl(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}}class Of extends ot{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 En,this.environmentIntensity=1,this.environmentRotation=new En,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 un=new C,Pn=new C,Wa=new C,Ln=new C,Gi=new C,Hi=new C,Xc=new C,Xa=new C,qa=new C,Ya=new C,Za=new dt,Ja=new dt,$a=new dt;class tn{constructor(e=new C,t=new C,n=new C){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),un.subVectors(e,t),i.cross(un);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(e,t,n,i,r){un.subVectors(i,t),Pn.subVectors(n,t),Wa.subVectors(e,t);const a=un.dot(un),o=un.dot(Pn),l=un.dot(Wa),c=Pn.dot(Pn),h=Pn.dot(Wa),d=a*c-o*o;if(d===0)return r.set(0,0,0),null;const u=1/d,f=(c*l-o*h)*u,p=(a*h-o*l)*u;return r.set(1-f-p,p,f)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,Ln)===null?!1:Ln.x>=0&&Ln.y>=0&&Ln.x+Ln.y<=1}static getInterpolation(e,t,n,i,r,a,o,l){return this.getBarycoord(e,t,n,i,Ln)===null?(l.x=0,l.y=0,"z"in l&&(l.z=0),"w"in l&&(l.w=0),null):(l.setScalar(0),l.addScaledVector(r,Ln.x),l.addScaledVector(a,Ln.y),l.addScaledVector(o,Ln.z),l)}static getInterpolatedAttribute(e,t,n,i,r,a){return Za.setScalar(0),Ja.setScalar(0),$a.setScalar(0),Za.fromBufferAttribute(e,t),Ja.fromBufferAttribute(e,n),$a.fromBufferAttribute(e,i),a.setScalar(0),a.addScaledVector(Za,r.x),a.addScaledVector(Ja,r.y),a.addScaledVector($a,r.z),a}static isFrontFacing(e,t,n,i){return un.subVectors(n,t),Pn.subVectors(e,t),un.cross(Pn).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 un.subVectors(this.c,this.b),Pn.subVectors(this.a,this.b),un.cross(Pn).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,r){return tn.getInterpolation(e,this.a,this.b,this.c,t,n,i,r)}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,r=this.c;let a,o;Gi.subVectors(i,n),Hi.subVectors(r,n),Xa.subVectors(e,n);const l=Gi.dot(Xa),c=Hi.dot(Xa);if(l<=0&&c<=0)return t.copy(n);qa.subVectors(e,i);const h=Gi.dot(qa),d=Hi.dot(qa);if(h>=0&&d<=h)return t.copy(i);const u=l*d-h*c;if(u<=0&&l>=0&&h<=0)return a=l/(l-h),t.copy(n).addScaledVector(Gi,a);Ya.subVectors(e,r);const f=Gi.dot(Ya),p=Hi.dot(Ya);if(p>=0&&f<=p)return t.copy(r);const _=f*c-l*p;if(_<=0&&c>=0&&p<=0)return o=c/(c-p),t.copy(n).addScaledVector(Hi,o);const g=h*p-f*d;if(g<=0&&d-h>=0&&f-p>=0)return Xc.subVectors(r,i),o=(d-h)/(d-h+(f-p)),t.copy(i).addScaledVector(Xc,o);const m=1/(g+_+u);return a=_*m,o=u*m,t.copy(n).addScaledVector(Gi,a).addScaledVector(Hi,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}class kt{constructor(e=new C(1/0,1/0,1/0),t=new C(-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(dn.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(dn.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=dn.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 r=n.getAttribute("position");if(t===!0&&r!==void 0&&e.isInstancedMesh!==!0)for(let a=0,o=r.count;a<o;a++)e.isMesh===!0?e.getVertexPosition(a,dn):dn.fromBufferAttribute(r,a),dn.applyMatrix4(e.matrixWorld),this.expandByPoint(dn);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),lr.copy(e.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),lr.copy(n.boundingBox)),lr.applyM

5atrix4(e.matrixWorld),this.union(lr)}const i=e.children;for(let r=0,a=i.length;r<a;r++)this.expandByObject(i[r],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,dn),dn.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(bs),cr.subVectors(this.max,bs),Wi.subVectors(e.a,bs),Xi.subVectors(e.b,bs),qi.subVectors(e.c,bs),Kn.subVectors(Xi,Wi),Qn.subVectors(qi,Xi),ci.subVectors(Wi,qi);let t=[0,-Kn.z,Kn.y,0,-Qn.z,Qn.y,0,-ci.z,ci.y,Kn.z,0,-Kn.x,Qn.z,0,-Qn.x,ci.z,0,-ci.x,-Kn.y,Kn.x,0,-Qn.y,Qn.x,0,-ci.y,ci.x,0];return!Ka(t,Wi,Xi,qi,cr)||(t=[1,0,0,0,1,0,0,0,1],!Ka(t,Wi,Xi,qi,cr))?!1:(hr.crossVectors(Kn,Qn),t=[hr.x,hr.y,hr.z],Ka(t,Wi,Xi,qi,cr))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,dn).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(dn).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:(Dn[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Dn[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Dn[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Dn[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Dn[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Dn[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Dn[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Dn[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Dn),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 Dn=[new C,new C,new C,new C,new C,new C,new C,new C],dn=new C,lr=new kt,Wi=new C,Xi=new C,qi=new C,Kn=new C,Qn=new C,ci=new C,bs=new C,cr=new C,hr=new C,hi=new C;function Ka(s,e,t,n,i){for(let r=0,a=s.length-3;r<=a;r+=3){hi.fromArray(s,r);const o=i.x*Math.abs(hi.x)+i.y*Math.abs(hi.y)+i.z*Math.abs(hi.z),l=e.dot(hi),c=t.dot(hi),h=n.dot(hi);if(Math.max(-Math.max(l,c,h),Math.min(l,c,h))>o)return!1}return!0}const On=Bf();function Bf(){const s=new ArrayBuffer(4),e=new Float32Array(s),t=new Uint32Array(s),n=new Uint32Array(512),i=new Uint32Array(512);for(let l=0;l<256;++l){const c=l-127;c<-27?(n[l]=0,n[l|256]=32768,i[l]=24,i[l|256]=24):c<-14?(n[l]=1024>>-c-14,n[l|256]=1024>>-c-14|32768,i[l]=-c-1,i[l|256]=-c-1):c<=15?(n[l]=c+15<<10,n[l|256]=c+15<<10|32768,i[l]=13,i[l|256]=13):c<128?(n[l]=31744,n[l|256]=64512,i[l]=24,i[l|256]=24):(n[l]=31744,n[l|256]=64512,i[l]=13,i[l|256]=13)}const r=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let l=1;l<1024;++l){let c=l<<13,h=0;for(;!(c&8388608);)c<<=1,h-=8388608;c&=-8388609,h+=947912704,r[l]=c|h}for(let l=1024;l<2048;++l)r[l]=939524096+(l-1024<<13);for(let l=1;l<31;++l)a[l]=l<<23;a[31]=1199570944,a[32]=2147483648;for(let l=33;l<63;++l)a[l]=2147483648+(l-32<<23);a[63]=3347054592;for(let l=1;l<64;++l)l!==32&&(o[l]=1024);return{floatView:e,uint32View:t,baseTable:n,shiftTable:i,mantissaTable:r,exponentTable:a,offsetTable:o}}function Wt(s){Math.abs(s)>65504&&de("DataUtils.toHalfFloat(): Value out of range."),s=Oe(s,-65504,65504),On.floatView[0]=s;const e=On.uint32View[0],t=e>>23&511;return On.baseTable[t]+((e&8388607)>>On.shiftTable[t])}function zs(s){const e=s>>10;return On.uint32View[0]=On.mantissaTable[On.offsetTable[e]+(s&1023)]+On.exponentTable[e],On.floatView[0]}class qy{static toHalfFloat(e){return Wt(e)}static fromHalfFloat(e){return zs(e)}}const Et=new C,ur=new K;let zf=0;class mt extends wn{constructor(e,t,n=!1){if(super(),Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:zf++}),this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n,this.usage=fa,this.updateRanges=[],this.gpuType=Xt,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;

5for(let i=0,r=this.itemSize;i<r;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++)ur.fromBufferAttribute(this,t),ur.applyMatrix3(e),this.setXY(t,ur.x,ur.y);else if(this.itemSize===3)for(let t=0,n=this.count;t<n;t++)Et.fromBufferAttribute(this,t),Et.applyMatrix3(e),this.setXYZ(t,Et.x,Et.y,Et.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)Et.fromBufferAttribute(this,t),Et.applyMatrix4(e),this.setXYZ(t,Et.x,Et.y,Et.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)Et.fromBufferAttribute(this,t),Et.applyNormalMatrix(e),this.setXYZ(t,Et.x,Et.y,Et.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)Et.fromBufferAttribute(this,t),Et.transformDirection(e),this.setXYZ(t,Et.x,Et.y,Et.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=Vt(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=$e(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=Vt(t,this.array)),t}setX(e,t){return this.normalized&&(t=$e(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=Vt(t,this.array)),t}setY(e,t){return this.normalized&&(t=$e(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=Vt(t,this.array)),t}setZ(e,t){return this.normalized&&(t=$e(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=Vt(t,this.array)),t}setW(e,t){return this.normalized&&(t=$e(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=$e(t,this.array),n=$e(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=$e(t,this.array),n=$e(n,this.array),i=$e(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this}setXYZW(e,t,n,i,r){return e*=this.itemSize,this.normalized&&(t=$e(t,this.array),n=$e(n,this.array),i=$e(i,this.array),r=$e(r,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=r,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!==fa&&(e.usage=this.usage),e}dispose(){this.dispatchEvent({type:"dispose"})}}class Yy extends mt{constructor(e,t,n){super(new Int8Array(e),t,n)}}class Zy extends mt{constructor(e,t,n){super(new Uint8Array(e),t,n)}}class Jy extends mt{constructor(e,t,n){super(new Uint8ClampedArray(e),t,n)}}class $y extends mt{constructor(e,t,n){super(new Int16Array(e),t,n)}}class Lu extends mt{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class Ky extends mt{constructor(e,t,n){super(new Int32Array(e),t,n)}}class Du extends mt{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class Qy extends mt{constructor(e,t,n){super(new Uint16Array(e),t,n),this.isFloat16BufferAttribute=!0}getX(e){let t=zs(this.array[e*this.itemSize]);return this.normalized&&(t=Vt(t,this.array)),t}setX(e,t){return this.normalized&&(t=$e(t,this.array)),this.array[e*this.itemSize]=Wt(t),this}getY(e){let t=zs(this.array[e*this.itemSize+1]);return this.normalized&&(t=Vt(t,this.array)),t}setY(e,t){return this.normalized&&(t=$e(t,this.array)),this.array[e*this.itemSize+1]=Wt(t),this}getZ(e){let t=zs(this.array[e*this.itemSize+2]);return this.normalized&&(t=Vt(t,this.array)),t}setZ(e,t){return this.normalized&&(t=$e(t,this.array)),this.array[e*this.itemSize+2]=Wt(t),this}getW(e){let t=zs(this.array[e*this.itemSize+3]);return this.normalized&&(t=Vt(t,this.array)),t}setW(e,t){return this.normalized&&(t=$e(t,this.array)),this.array[e*this.itemSize+3]=Wt(t),this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=$e(t,this.array),n=$e(n,this.array)),this.array[e+0]=Wt(t),this.array[e+1]=Wt(n),this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=$e(t,this.array),n=$e(n,this.array),i=$e(i,this.array)),this.array[e+0]=Wt(t),this.array[e+1]=Wt(n),this.array[e+2]=Wt(i),this}setXYZW(e,t,n,i,r){return e*=this.itemSize,this.normalized&&(t=$e(t,this.array),n=$e(n,this.array),i=$e(i,this.array),r=$e(r,this.array)),this.array[e+0]=Wt(t),this.array[e+1]=Wt(n),this.array[e+2]=Wt(i),this.array[e+3]=Wt(r),this}}class we extends mt{constructor(e,t,n){super(new Float32Array(e),t,n)}}const Vf=new kt,Ts=new C,Qa=new C;class Ot{constructor(e=new C,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):Vf.setFromPoints(e).getCenter(n);let i=0;for(let r=0,a=e.length;r<a;r++)i=Math.max(i,n.distanceToSquared(e[r]));return this.radius=Math.sqrt(i),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return 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)}

5applyMatrix4(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;Ts.subVectors(e,this.center);const t=Ts.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),i=(n-this.radius)*.5;this.center.addScaledVector(Ts,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):(Qa.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Ts.copy(e.center).add(Qa)),this.expandByPoint(Ts.copy(e.center).sub(Qa))),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 kf=0;const on=new Ge,ja=new ot,Yi=new C,Qt=new kt,As=new kt,Pt=new C;class Ye extends wn{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:kf++}),this.uuid=sn(),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(rf(e)?Du:Lu)(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 r=new qe().getNormalMatrix(e);n.applyNormalMatrix(r),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 on.makeRotationFromQuaternion(e),this.applyMatrix4(on),this}rotateX(e){return on.makeRotationX(e),this.applyMatrix4(on),this}rotateY(e){return on.makeRotationY(e),this.applyMatrix4(on),this}rotateZ(e){return on.makeRotationZ(e),this.applyMatrix4(on),this}translate(e,t,n){return on.makeTranslation(e,t,n),this.applyMatrix4(on),this}scale(e,t,n){return on.makeScale(e,t,n),this.applyMatrix4(on),this}lookAt(e){return ja.lookAt(e),ja.updateMatrix(),this.applyMatrix4(ja.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Yi).negate(),this.translate(Yi.x,Yi.y,Yi.z),this}setFromPoints(e){const t=this.getAttribute("position");if(t===void 0){const n=[];for(let i=0,r=e.length;i<r;i++){const a=e[i];n.push(a.x,a.y,a.z||0)}this.setAttribute("position",new we(n,3))}else{const n=Math.min(e.length,t.count);for(let i=0;i<n;i++){const r=e[i];t.setXYZ(i,r.x,r.y,r.z||0)}e.length>t.count&&de("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 kt);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 C(-1/0,-1/0,-1/0),new C(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 r=t[n];Qt.setFromBufferAttribute(r),this.morphTargetsRelative?(Pt.addVectors(this.boundingBox.min,Qt.min),this.boundingBox.expandByPoint(Pt),Pt.addVectors(this.boundingBox.max,Qt.max),this.boundingBox.expandByPoint(Pt)):(this.boundingBox.expandByPoint(Qt.min),this.boundingBox.expandByPoint(Qt.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 Ot);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 C,1/0);return}if(e){const n=this.boundingSphere.center;if(Qt.setFromBufferAttribute(e),t)for(let r=0,a=t.length;r<a;r++){const o=t[r];As.setFromBufferAttribute(o),this.morphTargetsRelative?(Pt.addVectors(Qt.min,As.min),Qt.expandByPoint(Pt),Pt.addVectors(Qt.max,As.max),Qt.expandByPoint(Pt)):(Qt.expandByPoint(As.min),Qt.expandByPoint(As.max))}Qt.getCenter(n);let i=0;for(let r=0,a=e.count;r<a;r++)Pt.fromBufferAttribute(e,r),i=Math.max(i,n.distanceToSquared(Pt));if(t)for(let r=0,a=t.length;r<a;r++){const o=t[r],l=this.morphTargetsRelative;for(let c=0,h=o.count;c<h;c++)Pt.fromBufferAttribute(o,c),l&&(Yi.fromBufferAttribute(e,c),Pt.add(Yi)),i=Math.max(i,n.distanceToSquared(Pt))}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,r=t.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new mt(new Float32Array(4*n.count),4));const a=this.getAttribute("tangent"),o=[],l=[];for(let v=0;v<n.count;v++)o[v]=new C,l[v]=new C;const c=new C,h=new C,d=new C,u=new K,f=new K,p=new K,_=new C,g=new C;function m(v,A,P){c.fromBufferAttribute(n,v),h.fromBufferAttribute(n,A),d.fromBufferAttribute(n,P),u.fromBufferAttribute(r,v),f.fromBufferAttribute(r,A),p.fromBufferAttribute(r,P),h.sub(c),d.sub(c),f.sub(u),p.sub(u);const I=1/(f.x*p.y-p.x*f.y);isFinite(I)&&(_.copy(h).multiplyScalar(p.y).addScaledVector(d,-f.y).multiplyScalar(I),g.copy(d).multiplyScalar(f.x).addScaledVector(h,-p.x).multiplyScalar(I),o[v].add(_),o[A].add(_),o[P].add(_),l[v].add(g),l[A].add(g),l[P].add(g))}let x=this.groups;x.length===0&&(x=[{start:0,count:e.count}]);for(let v=0,A=x.length;v<A;++v){const P=x[v],I=P.start,N=P.count;for(let H=I,W=I+N;H<W;H+=3)m(e.getX(H+0),e.getX(H+1),e.getX(H+2))}const y=new C,M=new C,w=new C,b=new C;function R(v){w.fromBufferAttribute(i,v),b.copy(w);const A=o[v];y.copy(A),y.sub(w.multiplyScalar(w.dot(A))).normalize(),M.crossVectors(b,A);const I=M.dot(l[v])<0?-1:1;a.setXYZW(v,y.x,y.y,y.z,I)}for(let v=0,A=x.length;v<A;++v){const P=x[v],I=P.start,N=P.count;for(let H=I,W=I+N;H<W;H+=3)R(e.getX(H+0)),R(e.getX(H+1)),R(e.getX(H+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 mt(new Float32Array(t.count*3),3),this.setAttribute("normal",n);else for(let u=0,f=n.count;u<f;u++)n.setXYZ(u,0,0,0);const i=new C,r=new C,a=new C,o=new C,l=new C,c=new C,h=new C,d=new C;if(e)for(let u=0,f=e.count;u<f;u+=3){const p=e.getX(u+0),_=e.getX(u+1),g=e.getX(u+2);i.fromBufferAttribute(t,p),r.fromBufferAttribute(t,_),a.fromBufferAttribute(t,g),h.subVectors(a,r),d.subVectors(i,r),h.cross(d),o.fromBufferAttribute(n,p),l.fromBufferAttribute(n,_),c.fromBufferAttribute(n,g),o.add(h),l.add(h),c.add(h),n.setXYZ(p,o.x,o.y,o.z),n.setXYZ(_,l.x,l.y,l.z),n.setXYZ(g,c.x,c.y,c.z)}else for(let u=0,f=t.count;u<f;u+=3)i.fromBufferAttribute(t,u+0),r.fromBufferAttribute(t,u+1),a.fromBufferAttribute(t,u+2),h.subVectors(a,r),d.subVectors(i,r),h.cross(d),n.setXYZ(u+0,h.x,h.y,h.z),n.setXYZ(u+1,h.x,h.y,h.z),n.setXYZ(u+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++)Pt.fromBufferAttribute(e,t),Pt.normalize(),e.setXYZ(t,Pt.x,Pt.y,Pt.z)}toNonIndexed(){function e(o,l){const c=o.array,h=o.itemSize,d=o.normalized,u=new c.constructor(l.length*h);let f=0,p=0;for(let _=0,g=l.length;_<g;_++){o.isInterleavedBufferAttribute?f=l[_]*o.data.stride+o.offset:f=l[_]*h;for(let m=0;m<h;m++)u[p++]=c[f++]}return new mt(u,h,d)}if(this.index===null)return de("BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new Ye,n=this.index.array,i=this.attributes;for(const o in i){const l=i[o],c=e(l,n);t.setAttribute(o,c)}const r=this.morphAttributes;for(const o in r){const l=[],c=r[o];for(let h=0,d=c.length;h<d;h++){const u=c[h],f=e(u,n);l.push(f)}t.morphAttributes[o]=l}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let o=0,l=a.length;o<l;o++){const c=a[o];t.addGroup(c.start,c.count,c.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 l=this.parameters;for(const c in l)l[c]!==void 0&&(e[c]=l[c]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const l in n){const c=n[l];e.data.attributes[l]=c.toJSON(e.data)}const i={};let r=!1;for(const l in this.morphAttributes){const c=this.morphAttributes[l],h=[];for(let d=0,u=c.length;d<u;d++){const f=c[d];h.push(f.toJSON(e.data))}h.length>0&&(i[l]=h,r=!0)}r&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const o=this.boundingSphere;return 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 c in i){const h=i[c];this.setAttribute(c,h.clone(t))}const r=e.morphAttributes;for(const c in r){const h=[],d=r[c];for(let u=0,f=d.length;u<f;u++)h.push(d[u].clone(t));this.morphAttributes[c]=h}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let c=0,h=a.length;c<h;c++){const d=a[c];this.addGroup(d.start,d.count,d.materialIndex)}const o=e.boundingBox;o!==null&&(this.boundingBox=o.clone());const l=e.boundingSphere;return l!==null&&(this.boundingSphere=l.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Gl{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=fa,this.updateRanges=[],this.version=0,this.uuid=sn()}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,r=this.stride;i<r;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=sn()),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=sn()),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 Bt=new C;class ps{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++)Bt.fromBufferAttribute(this,t),Bt.applyMatrix4(e),this.setXYZ(t,Bt.x,Bt.y,Bt.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)Bt.fromBufferAttribute(this,t),Bt.applyNormalMatrix(e),this.setXYZ(t,Bt.x,Bt.y,Bt.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)Bt.fromBufferAttribute(this,t),Bt.transformDirection(e),this.setXYZ(t,Bt.x,Bt.y,Bt.z);return this}getComponent(e,t){let n=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(n=Vt(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=$e(n,this.array)),this.data.array[e*this.data.stride+this.offset+t]=n,this}setX(e,t){return this.normalized&&(t=$e(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=$e(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=$e(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=$e(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=Vt(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=Vt(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=Vt(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=Vt(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=$e(t,this.array),n=$e(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}setXYZ(e,t,n,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=$e(t,this.array),n=$e(n,this.array),i=$e(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,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=$e(t,this.array),n=$e(n,this.array),i=$e(i,this.array),r=$e(r,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]=r,this}clone(e){if(e===void 0){pa("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 r=0;r<this.itemSize;r++)t.push(this.data.array[i+r])}return new mt(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 ps(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(e===void 0){pa("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 r=0;r<this.itemSize;r++)t.push(this.data.array[i+r])}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 Gf=0;class Gt extends wn{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:Gf++}),this.uuid=sn(),this.name="",this.type="Material",this.blending=ls,this.side=si,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=Ro,this.blendDst=Io,this.blendEquation=Si,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new be(0,0,0),this.blendAlpha=0,this.depthFunc=us,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Pc,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=Oi,this.stencilZFail=Oi,this.stencilZPass=Oi,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){de(`Material: parameter '${t}' has value of undefined.`);continue}const i=this[t];if(i===void 0){de(`Material: '${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"}};

5n.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!==ls&&(n.blending=this.blending),this.side!==si&&(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!==Ro&&(n.blendSrc=this.blendSrc),this.blendDst!==Io&&(n.blendDst=this.blendDst),this.blendEquation!==Si&&(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!==us&&(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!==Pc&&(n.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(n.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Oi&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Oi&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Oi&&(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(r){const a=[];for(const o in r){const l=r[o];delete l.metadata,a.push(l)}return a}if(t){const r=i(e.textures),a=i(e.images);r.length>0&&(n.textures=r),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 r=0;r!==i;++r)n[r]=t[r].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.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++}}class Uu extends Gt{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new be(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!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.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}let Zi;const Es=new C,Ji=new C,$i=new C,Ki=new K,ws=new K,Nu=new Ge,dr=new C,Cs=new C,fr=new C,qc=new K,eo=new K,Yc=new K;class Hf extends ot{constructor(e=new Uu){if(super(),this.isSprite=!0,this.type="Sprite",Zi===void 0){Zi=new Ye;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),n=new Gl(t,5);Zi.setIndex([0,1,2,0,2,3]),Zi.setAttribute("position",new ps(n,3,0,!1)),Zi.setAttribute("uv",new ps(n,2,3,!1))}this.geometry=Zi,this.material=e,this.center=new K(.5,.5),this.count=1}raycast(e,t){e.camera===null&&Pe('Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),Ji.setFromMatrixScale(this.matrixWorld),Nu.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),$i.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&this.material.sizeAttenuation===!1&&Ji.multiplyScalar(-$i.z);const n=this.material.rotation;let i,r;n!==0&&(r=Math.cos(n),i=Math.sin(n));const a=this.center;pr(dr.set(-.5,-.5,0),$i,a,Ji,i,r),pr(Cs.set(.5,-.5,0),$i,a,Ji,i,r),pr(fr.set(.5,.5,0),$i,a,Ji,i,r),qc.set(0,0),eo.set(1,0),Yc.set(1,1);let o=e.ray.intersectTriangle(dr,Cs,fr,!1,Es);if(o===null&&(pr(Cs.set(-.5,.5,0),$i,a,Ji,i,r),eo.set(0,1),o=e.ray.intersectTriangle(dr,fr,Cs,!1,Es),o===null))return;const l=e.ray.origin.distanceTo(Es);l<e.near||l>e.far||t.push({distance:l,point:Es.clone(),uv:tn.getInterpolation(Es,dr,Cs,fr,qc,eo,Yc,new K),face:null,object:this})}copy(e,t){return super.copy(e,t),e.center!==void 0&&this.center.copy(e.center),this.material=e.material,this}}function pr(s,e,t,n,i,r){Ki.subVectors(s,t).addScalar(.5).multiply(n),i!==void 0?(ws.x=r*Ki.x-i*Ki.y,ws.y=i*Ki.x+r*Ki.y):ws.copy(Ki),s.copy(e),s.x+=ws.x,s.y+=ws.y,s.applyMatrix4(Nu)}const mr=new C,Zc=new C;class Wf extends ot{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let n=0,i=t.length;n<i;n++){const r=t[n];this.addLevel(r.object.clone(),r.distance,r.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e,t=0,n=0){t=Math.abs(t);const i=this.levels;let r;for(r=0;r<i.length&&!(t<i[r].distance);r++);return i.splice(r,0,{distance:t,hysteresis:n,object:e}),this.add(e),this}removeLevel(e){const t=this.levels;for(let n=0;n<t.length;n++)if(t[n].distance===e){const i=t.splice(n,1);return this.remove(i[0].object),!0}return!1}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){const t=this.levels;if(t.length>0){let n,i;for(n=1,i=t.length;n<i;n++){let r=t[n].distance;if(t[n].object.visible&&(r-=r*t[n].hysteresis),e<r)break}return t[n-1].object}return null}raycast(e,t){if(this.levels.length>0){mr.setFromMatrixPosition(this.matrixWorld);const i=e.ray.origin.distanceTo(mr);this.getObjectForDistance(i).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){mr.setFromMatrixPosition(e.matrixWorld),Zc.setFromMatrixPosition(this.matrixWorld);const n=mr.distanceTo(Zc)/e.zoom;t[0].object.visible=!0;let i,r;for(i=1,r=t.length;i<r;i++){let a=t[i].distance;if(t[i].object.visible&&(a-=a*t[i].hysteresis),n>=a)t[i-1].object.visible=!1,t[i].object.visible=!0;else break}for(this._currentLevel=i-1;i<r;i++)t[i].object.visible=!1}}toJSON(e){const t=super.toJSON(e);this.autoUpdate===!1&&(t.object.autoUpdate=!1),t.object.levels=[];const n=this.levels;for(let i=0,r=n.length;i<r;i++){const a=n[i];t.object.levels.push({object:a.object.uuid,distance:a.distance,hysteresis:a.hysteresis})}return t}}const Un=new C,to=new C,gr=new C,jn=new C,no=new C,_r=new C,io=new C;class js{constructor(e=new C,t=new C(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,Un)),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=Un.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Un.copy(this.origin).addScaledVector(this.direction,t),Un.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){to.copy(e).add(t).multiplyScalar(.5),gr.copy(t).sub(e).normalize(),jn.copy(this.origin).sub(to);const r=e.distanceTo(t)*.5,a=-this.direction.dot(gr),o=jn.dot(this.direction),l=-jn.dot(gr),c=jn.lengthSq(),h=Math.abs(1-a*a);let d,u,f,p;if(h>0)if(d=a*l-o,u=a*o-l,p=r*h,d>=0)if(u>=-p)if(u<=p){const _=1/h;d*=_,u*=_,f=d*(d+a*u+2*o)+u*(a*d+u+2*l)+c}else u=r,d=Math.max(0,-(a*u+o)),f=-d*d+u*(u+2*l)+c;else u=-r,d=Math.max(0,-(a*u+o)),f=-d*d+u*(u+2*l)+c;else u<=-p?(d=Math.max(0,-(-a*r+o)),u=d>0?-r:Math.min(Math.max(-r,-l),r),f=-d*d+u*(u+2*l)+c):u<=p?(d=0,u=Math.min(Math.max(-r,-l),r),f=u*(u+2*l)+c):(d=Math.max(0,-(a*r+o)),u=d>0?r:Math.min(Math.max(-r,-l),r),f=-d*d+u*(u+2*l)+c);else u=a>0?-r:r,d=Math.max(0,-(a*u+o)),f=-d*d+u*(u+2*l)+c;return n&&n.copy(this.origin).addScaledVector(this.direction,d),i&&i.copy(to).addScaledVector(gr,u),f}intersectSphere(e,t){Un.subVectors(e.center,this.origin);const n=Un.dot(this.direction),i=Un.dot(Un)-n*n,r=e.radius*e.radius;if(i>r)return null;const a=Math.sqrt(r-i),o=n-a,l=n+a;return l<0?null:o<0?this.at(l,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,r,a,o,l;const c=1/this.direction.x,h=1/this.direction.y,d=1/this.direction.z,u=this.origin;return c>=0?(n=(e.min.x-u.x)*c,i=(e.max.x-u.x)*c):(n=(e.max.x-u.x)*c,i=(e.min.x-u.x)*c),h>=0?(r=(e.min.y-u.y)*h,a=(e.max.y-u.y)*h):(r=(e.max.y-u.y)*h,a=(e.min.y-u.y)*h),n>a||r>i||((r>n||isNaN(n))&&(n=r),(a<i||isNaN(i))&&(i=a),d>=0?(o=(e.min.z-u.z)*d,l=(e.max.z-u.z)*d):(o=(e.max.z-u.z)*d,l=(e.min.z-u.z)*d),n>l||o>i)||((o>n||n!==n)&&(n=o),(l<i||i!==i)&&(i=l),i<0)?null:this.at(n>=0?n:i,t)}intersectsBox(e){return this.intersectBox(e,Un)!==null}intersectTriangle(e,t,n,i,r){no.subVectors(t,e),_r.subVectors(n,e),io.crossVectors(no,_r);let a=this.direction.dot(io),o;if(a>0){if(i)return null;o=1}else if(a<0)o=-1,a=-a;else return null;jn.subVectors(this.origin,e);const l=o*this.direction.dot(_r.crossVectors(jn,_r));if(l<0)return null;const c=o*this.direction.dot(no.cross(jn));if(c<0||l+c>a)return null;const h=-o*jn.dot(io);return h<0?null:this.at(h/a,r)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}}class Li extends Gt{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new be(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 En,this.combine=ba,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 Jc=new Ge,ui=new js,xr=new Ot,$c=new C,vr=new C,yr=new C,Mr=new C,so=new C,Sr=new C,Kc=new C,br=new C;class Ct extends ot{constructor(e=new Ye,t=new Li){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 r=0,a=i.length;r<a;r++){const o=i[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=r}}}}getVertexPosition(e,t){const n=this.geometry,i=n.attributes.position,r=n.morphAttributes.position,a=n.morphTargetsRelative;t.fromBufferAttribute(i,e);const o=this.morphTargetInfluences;if(r&&o){Sr.set(0,0,0);for(let l=0,c=r.length;l<c;l++){const h=o[l],d=r[l];h!==0&&(so.fromBufferAttribute(d,e),a?Sr.addScaledVector(so,h):Sr.addScaledVector(so.sub(t),h))}t.add(Sr)}return t}raycast(e,t){const n=this.geometry,i=this.material,r=this.matrixWorld;i!==void 0&&(n.boundingSphere===null&&n.computeBoundingSphere(),xr.copy(n.boundingSphere),xr.applyMatrix4(r),ui.copy(e.ray).recast(e.near),!(xr.containsPoint(ui.origin)===!1&&(ui.intersectSphere(xr,$c)===null||ui.origin.distanceToSquared($c)>(e.far-e.near)**2))&&(Jc.copy(r).invert(),ui.copy(e.ray).applyMatrix4(Jc),!(n.boundingBox!==null&&ui.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(e,t,ui)))}_computeIntersections(e,t,n){let i;const r=this.geometry,a=this.material,o=r.index,l=r.attributes.position,c=r.attributes.uv,h=r.attributes.uv1,d=r.attributes.normal,u=r.groups,f=r.drawRange;if(o!==null)if(Array.isArray(a))for(let p=0,_=u.length;p<_;p++){const g=u[p],m=a[g.materialIndex],x=Math.max(g.start,f.start),y=Math.min(o.count,Math.min(g.start+g.count,f.start+f.count));for(let M=x,w=y;M<w;M+=3){const b=o.getX(M),R=o.getX(M+1),v=o.getX(M+2);i=Tr(this,m,e,n,c,h,d,b,R,v),i&&(i.faceIndex=Math.floor(M/3),i.face.materialIndex=g.materialIndex,t.push(i))}}else{const p=Math.max(0,f.start),_=Math.min(o.count,f.start+f.count);for(let g=p,m=_;g<m;g+=3){const x=o.getX(g),y=o.getX(g+1),M=o.getX(g+2);i=Tr(this,a,e,n,c,h,d,x,y,M),i&&(i.faceIndex=Math.floor(g/3),t.push(i))}}else if(l!==void 0)if(Array.isArray(a))for(let p=0,_=u.length;p<_;p++){const g=u[p],m=a[g.materialIndex],x=Math.max(g.start,f.start),y=Math.min(l.count,Math.min(g.start+g.count,f.start+f.count));for(let M=x,w=y;M<w;M+=3){const b=M,R=M+1,v=M+2;i=Tr(this,m,e,n,c,h,d,b,R,v),i&&(i.faceIndex=Math.floor(M/3),i.face.materialIndex=g.materialIndex,t.push(i))}}else{const p=Math.max(0,f.start),_=Math.min(l.count,f.start+f.count);for(let g=p,m=_;g<m;g+=3){const x=g,y=g+1,M=g+2;i=Tr(this,a,e,n,c,h,d,x,y,M),i&&(i.faceIndex=Math.floor(g/3),t.push(i))}}}}function Xf(s,e,t,n,i,r,a,o){let l;if(e.side===Yt?l=n.intersectTriangle(a,r,i,!0,o):l=n.intersectTriangle(i,r,a,e.side===si,o),l===null)return null;

5br.copy(o),br.applyMatrix4(s.matrixWorld);const c=t.ray.origin.distanceTo(br);return c<t.near||c>t.far?null:{distance:c,point:br.clone(),object:s}}function Tr(s,e,t,n,i,r,a,o,l,c){s.getVertexPosition(o,vr),s.getVertexPosition(l,yr),s.getVertexPosition(c,Mr);const h=Xf(s,e,t,n,vr,yr,Mr,Kc);if(h){const d=new C;tn.getBarycoord(Kc,vr,yr,Mr,d),i&&(h.uv=tn.getInterpolatedAttribute(i,o,l,c,d,new K)),r&&(h.uv1=tn.getInterpolatedAttribute(r,o,l,c,d,new K)),a&&(h.normal=tn.getInterpolatedAttribute(a,o,l,c,d,new C),h.normal.dot(n.direction)>0&&h.normal.multiplyScalar(-1));const u={a:o,b:l,c,normal:new C,materialIndex:0};tn.getNormal(vr,yr,Mr,u.normal),h.face=u,h.barycoord=d}return h}const Rs=new dt,Qc=new dt,jc=new dt,qf=new dt,eh=new Ge,Ar=new C,ro=new Ot,th=new Ge,ao=new js;class Yf extends Ct{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=Rc,this.bindMatrix=new Ge,this.bindMatrixInverse=new Ge,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new kt),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,Ar),this.boundingBox.expandByPoint(Ar)}computeBoundingSphere(){const e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new Ot),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,Ar),this.boundingSphere.expandByPoint(Ar)}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(),ro.copy(this.boundingSphere),ro.applyMatrix4(i),e.ray.intersectsSphere(ro)!==!1&&(th.copy(i).invert(),ao.copy(e.ray).applyMatrix4(th),!(this.boundingBox!==null&&ao.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,t,ao)))}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 dt,t=this.geometry.attributes.skinWeight;for(let n=0,i=t.count;n<i;n++){e.fromBufferAttribute(t,n);const r=1/e.manhattanLength();r!==1/0?e.multiplyScalar(r):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===Rc?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===qd?this.bindMatrixInverse.copy(this.bindMatrix).invert():de("SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const n=this.skeleton,i=this.geometry;Qc.fromBufferAttribute(i.attributes.skinIndex,e),jc.fromBufferAttribute(i.attributes.skinWeight,e),t.isVector4?(Rs.copy(t),t.set(0,0,0,0)):(Rs.set(...t,1),t.set(0,0,0)),Rs.applyMatrix4(this.bindMatrix);for(let r=0;r<4;r++){const a=jc.getComponent(r);if(a!==0){const o=Qc.getComponent(r);eh.multiplyMatrices(n.bones[o].matrixWorld,n.boneInverses[o]),t.addScaledVector(qf.copy(Rs).applyMatrix4(eh),a)}}return t.isVector4&&(t.w=Rs.w),t.applyMatrix4(this.bindMatrixInverse)}}class Fu extends ot{constructor(){super(),this.isBone=!0,this.type="Bone"}}class An extends Mt{constructor(e=null,t=1,n=1,i,r,a,o,l,c=wt,h=wt,d,u){super(null,a,o,l,c,h,i,r,d,u),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const nh=new Ge,Zf=new Ge;class Hl{constructor(e=[],t=[]){this.uuid=sn(),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){de("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 Ge)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const n=new Ge;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 r=0,a=e.length;r<a;r++){const o=e[r]?e[r].matrixWorld:Zf;nh.multiplyMatrices(o,t[r]),nh.toArray(n,r*16)}i!==null&&(i.needsUpdate=!0)}clone(){return new Hl(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 An(t,e,e,qt,Xt);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 r=e.bones[n];let a=t[r];a===void 0&&(de("Skeleton: No bone found with UUID:",r),a=new Fu),this.bones.push(a),this.boneInverses.push(new Ge().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,r=t.length;i<r;i++){const a=t[i];e.bones.push(a.uuid);const o=n[i];e.boneInverses.push(o.toArray())}return e}}class Zs extends mt{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 Qi=new Ge,ih=new Ge,Er=[],sh=new kt,Jf=new Ge,Is=new Ct,Ps=new Ot;class $f extends Ct{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new Zs(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,Jf)}computeBoundingBox(){const e=this.geometry,t=this.count;this.boundingBox===null&&(this.boundingBox=new kt),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,Qi),sh.copy(e.boundingBox).applyMatrix4(Qi),this.boundingBox.union(sh)}computeBoundingSphere(){const e=this.geometry,t=this.count;this.boundingSphere===null&&(this.boundingSphere=new Ot),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,Qi),Ps.copy(e.boundingSphere).applyMatrix4(Qi),this.boundingSphere.union(Ps)}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){return this.instanceColor===null?t.setRGB(1,1,1):t.fromArray(this.instanceColor.array,e*3)}getMatrixAt(e,t){return t.fromArray(this.instanceMatrix.array,e*16)}getMorphAt(e,t){const n=t.morphTargetInfluences,i=this.morphTexture.source.data.data,r=n.length+1,a=e*r+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(Is.geometry=this.geometry,Is.material=this.material,Is.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),Ps.copy(this.boundingSphere),Ps.applyMatrix4(n),e.ray.intersectsSphere(Ps)!==!1))for(let r=0;r<i;r++){this.getMatrixAt(r,Qi),ih.multiplyMatrices(n,Qi),Is.matrixWorld=ih,Is.raycast(e,Er);for(let a=0,o=Er.length;a<o;a++){const l=Er[a];l.instanceId=r,l.object=this,t.push(l)}Er.length=0}}setColorAt(e,t){return this.instanceColor===null&&(this.instanceColor=new Zs(new Float32Array(this.instanceMatrix.count*3).fill(1),3)),t.toArray(this.instanceColor.array,e*3),this}setMatrixAt(e,t){return t.toArray(this.instanceMatrix.array,e*16),this}setMorphAt(e,t){const n=t.morphTargetInfluences,i=n.length+1;this.morphTexture===null&&(this.morphTexture=new An(new Float32Array(i*this.count),i,this.count,Il,Xt));const r=this.morphTexture.source.data.data;let a=0;for(let c=0;c<n.length;c++)a+=n[c];const o=this.geometry.morphTargetsRelative?1:1-a,l=i*e;return r[l]=o,r.set(n,l+1),this}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"}),this.morphTexture!==null&&(this.morphTexture.dispose(),this.morphTexture=null)}}const oo=new C,Kf=new C,Qf=new qe;class Mi{constructor(e=new C(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}

5setFromCoplanarPoints(e,t,n){const i=oo.subVectors(n,t).cross(Kf.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,n=!0){const i=e.delta(oo),r=this.normal.dot(i);if(r===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const a=-(e.start.dot(this.normal)+this.constant)/r;return n===!0&&(a<0||a>1)?null:t.copy(e.start).addScaledVector(i,a)}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||Qf.getNormalMatrix(e),i=this.coplanarPoint(oo).applyMatrix4(e),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return new this.constructor().copy(this)}}const di=new Ot,jf=new K(.5,.5),wr=new C;class er{constructor(e=new Mi,t=new Mi,n=new Mi,i=new Mi,r=new Mi,a=new Mi){this.planes=[e,t,n,i,r,a]}set(e,t,n,i,r,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(i),o[4].copy(r),o[5].copy(a),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=ln,n=!1){const i=this.planes,r=e.elements,a=r[0],o=r[1],l=r[2],c=r[3],h=r[4],d=r[5],u=r[6],f=r[7],p=r[8],_=r[9],g=r[10],m=r[11],x=r[12],y=r[13],M=r[14],w=r[15];if(i[0].setComponents(c-a,f-h,m-p,w-x).normalize(),i[1].setComponents(c+a,f+h,m+p,w+x).normalize(),i[2].setComponents(c+o,f+d,m+_,w+y).normalize(),i[3].setComponents(c-o,f-d,m-_,w-y).normalize(),n)i[4].setComponents(l,u,g,M).normalize(),i[5].setComponents(c-l,f-u,m-g,w-M).normalize();else if(i[4].setComponents(c-l,f-u,m-g,w-M).normalize(),t===ln)i[5].setComponents(c+l,f+u,m+g,w+M).normalize();else if(t===ds)i[5].setComponents(l,u,g,M).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(),di.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),di.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(di)}intersectsSprite(e){di.center.set(0,0,0);const t=jf.distanceTo(e.center);return di.radius=.7071067811865476+t,di.applyMatrix4(e.matrixWorld),this.intersectsSphere(di)}intersectsSphere(e){const t=this.planes,n=e.center,i=-e.radius;for(let r=0;r<6;r++)if(t[r].distanceToPoint(n)<i)return!1;return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const i=t[n];if(wr.x=i.normal.x>0?e.max.x:e.min.x,wr.y=i.normal.y>0?e.max.y:e.min.y,wr.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(wr)<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)}}const xn=new Ge,vn=new er;class Wl{constructor(){this.coordinateSystem=ln}intersectsObject(e,t){if(!t.isArrayCamera||t.cameras.length===0)return!1;for(let n=0;n<t.cameras.length;n++){const i=t.cameras[n];if(xn.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),vn.setFromProjectionMatrix(xn,i.coordinateSystem,i.reversedDepth),vn.intersectsObject(e))return!0}return!1}intersectsSprite(e,t){if(!t||!t.cameras||t.cameras.length===0)return!1;for(let n=0;n<t.cameras.length;n++){const i=t.cameras[n];if(xn.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),vn.setFromProjectionMatrix(xn,i.coordinateSystem,i.reversedDepth),vn.intersectsSprite(e))return!0}return!1}intersectsSphere(e,t){if(!t||!t.cameras||t.cameras.length===0)return!1;for(let n=0;n<t.cameras.length;n++){const i=t.cameras[n];if(xn.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),vn.setFromProjectionMatrix(xn,i.coordinateSystem,i.reversedDepth),vn.intersectsSphere(e))return!0}return!1}intersectsBox(e,t){if(!t||!t.cameras||t.cameras.length===0)return!1;for(let n=0;n<t.cameras.length;n++){const i=t.cameras[n];if(xn.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),vn.setFromProjectionMatrix(xn,i.coordinateSystem,i.reversedDepth),vn.intersectsBox(e))return!0}return!1}containsPoint(e,t){if(!t||!t.cameras||t.cameras.length===0)return!1;for(let n=0;n<t.cameras.length;n++){const i=t.cameras[n];if(xn.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),vn.setFromProjectionMatrix(xn,i.coordinateSystem,i.reversedDepth),vn.containsPoint(e))return!0}return!1}clone(){return new Wl}}function lo(s,e){return s-e}function ep(s,e){return s.z-e.z}function tp(s,e){return e.z-s.z}class np{constructor(){this.index=0,this.pool=[],this.list=[]}push(e,t,n,i){const r=this.pool,a=this.list;this.index>=r.length&&r.push({start:-1,count:-1,z:-1,index:-1});const o=r[this.index];a.push(o),this.index++,o.start=e,o.count=t,o.z=n,o.index=i}reset(){this.list.length=0,this.index=0}}const Ht=new Ge,ip=new be(1,1,1),rh=new er,sp=new Wl,Cr=new kt,fi=new Ot,Ls=new C,ah=new C,rp=new C,co=new np,Nt=new Ct,Rr=[];function ap(s,e,t=0){const n=e.itemSize;if(s.isInterleavedBufferAttribute||s.array.constructor!==e.array.constructor){const i=s.count;for(let r=0;r<i;r++)for(let a=0;a<n;a++)e.setComponent(r+t,a,s.getComponent(r,a))}else e.array.set(s.array,t*n);e.needsUpdate=!0}function pi(s,e){if(s.constructor!==e.constructor){const t=Math.min(s.length,e.length);for(let n=0;n<t;n++)e[n]=s[n]}else{const t=Math.min(s.length,e.length);e.set(new s.constructor(s.buffer,0,t))}}class op extends Ct{constructor(e,t,n=t*2,i){super(new Ye,i),this.isBatchedMesh=!0,this.perObjectFrustumCulled=!0,this.sortObjects=!0,this.boundingBox=null,this.boundingSphere=null,this.customSort=null,this._instanceInfo=[],this._geometryInfo=[],this._availableInstanceIds=[],this._availableGeometryIds=[],this._nextIndexStart=0,this._nextVertexStart=0,this._geometryCount=0,this._visibilityChanged=!0,this._geometryInitialized=!1,this._maxInstanceCount=e,this._maxVertexCount=t,this._maxIndexCount=n,this._multiDrawCounts=new Int32Array(e),this._multiDrawStarts=new Int32Array(e),this._multiDrawCount=0,this._matricesTexture=null,this._indirectTexture=null,this._colorsTexture=null,this._initMatricesTexture(),this._initIndirectTexture()}get maxInstanceCount(){return this._maxInstanceCount}get instanceCount(){return this._instanceInfo.length-this._availableInstanceIds.length}get unusedVertexCount(){return this._maxVertexCount-this._nextVertexStart}get unusedIndexCount(){return this._maxIndexCount-this._nextIndexStart}_initMatricesTexture(){let e=Math.sqrt(this._maxInstanceCount*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);const t=new Float32Array(e*e*4),n=new An(t,e,e,qt,Xt);this._matricesTexture=n}_initIndirectTexture(){let e=Math.sqrt(this._maxInstanceCount);e=Math.ceil(e);const t=new Uint32Array(e*e),n=new An(t,e,e,Ta,fn);this._indirectTexture=n}_initColorsTexture(){let e=Math.sqrt(this._maxInstanceCount);e=Math.ceil(e);const t=new Float32Array(e*e*4).fill(1),n=new An(t,e,e,qt,Xt);

5for(let p=d.count,_=c;p<_;p++){const g=l+p;for(let m=0;m<f;m++)u.setComponent(g,m,0)}u.needsUpdate=!0,u.addUpdateRange(l*f,c*f)}if(i){const h=o.indexStart,d=o.reservedIndexCount;o.indexCount=t.getIndex().count;for(let u=0;u<a.count;u++)r.setX(h+u,l+a.getX(u));for(let u=a.count,f=d;u<f;u++)r.setX(h+u,l);r.needsUpdate=!0,r.addUpdateRange(h,o.reservedIndexCount)}return o.start=i?o.indexStart:o.vertexStart,o.count=i?o.indexCount:o.vertexCount,o.boundingBox=null,t.boundingBox!==null&&(o.boundingBox=t.boundingBox.clone()),o.boundingSphere=null,t.boundingSphere!==null&&(o.boundingSphere=t.boundingSphere.clone()),this._visibilityChanged=!0,e}deleteGeometry(e){const t=this._geometryInfo;if(e>=t.length||t[e].active===!1)return this;const n=this._instanceInfo;for(let i=0,r=n.length;i<r;i++)n[i].active&&n[i].geometryIndex===e&&this.deleteInstance(i);return t[e].active=!1,this._availableGeometryIds.push(e),this._visibilityChanged=!0,this}deleteInstance(e){return this.validateInstanceId(e),this._instanceInfo[e].active=!1,this._availableInstanceIds.push(e),this._visibilityChanged=!0,this}optimize(){let e=0,t=0;const n=this._geometryInfo,i=n.map((a,o)=>o).sort((a,o)=>n[a].vertexStart-n[o].vertexStart),r=this.geometry;for(let a=0,o=n.length;a<o;a++){const l=i[a],c=n[l];if(c.active!==!1){if(r.index!==null){if(c.indexStart!==t){const{indexStart:h,vertexStart:d,reservedIndexCount:u}=c,f=r.index,p=f.array,_=e-d;for(let g=h;g<h+u;g++)p[g]=p[g]+_;f.array.copyWithin(t,h,h+u),f.addUpdateRange(t,u),f.needsUpdate=!0,c.indexStart=t}t+=c.reservedIndexCount}if(c.vertexStart!==e){const{vertexStart:h,reservedVertexCount:d}=c,u=r.attributes;for(const f in u){const p=u[f],{array:_,itemSize:g}=p;_.copyWithin(e*g,h*g,(h+d)*g),p.addUpdateRange(e*g,d*g),p.needsUpdate=!0}c.vertexStart=e}e+=c.reservedVertexCount,c.start=r.index?c.indexStart:c.vertexStart}}return this._nextIndexStart=t,this._nextVertexStart=e,this._visibilityChanged=!0,this}getBoundingBoxAt(e,t){if(e>=this._geometryCount)return null;const n=this.geometry,i=this._geometryInfo[e];if(i.boundingBox===null){const r=new kt,a=n.index,o=n.attributes.position;for(let l=i.start,c=i.start+i.count;l<c;l++){let h=l;a&&(h=a.getX(h)),r.expandByPoint(Ls.fromBufferAttribute(o,h))}i.boundingBox=r}return t.copy(i.boundingBox),t}getBoundingSphereAt(e,t){if(e>=this._geometryCount)return null;const n=this.geometry,i=this._geometryInfo[e];if(i.boundingSphere===null){const r=new Ot;this.getBoundingBoxAt(e,Cr),Cr.getCenter(r.center);const a=n.index,o=n.attributes.position;let l=0;for(let c=i.start,h=i.start+i.count;c<h;c++){let d=c;a&&(d=a.getX(d)),Ls.fromBufferAttribute(o,d),l=Math.max(l,r.center.distanceToSquared(Ls))}r.radius=Math.sqrt(l),i.boundingSphere=r}return t.copy(i.boundingSphere),t}setMatrixAt(e,t){this.validateInstanceId(e);const n=this._matricesTexture,i=this._matricesTexture.image.data;return t.toArray(i,e*16),n.needsUpdate=!0,this}getMatrixAt(e,t){return this.validateInstanceId(e),t.fromArray(this._matricesTexture.image.data,e*16)}setColorAt(e,t){return this.validateInstanceId(e),this._colorsTexture===null&&this._initColorsTexture(),t.toArray(this._colorsTexture.image.data,e*4),this._colorsTexture.needsUpdate=!0,this}getColorAt(e,t){return this.validateInstanceId(e),this._colorsTexture===null?t.isVector4?t.set(1,1,1,1):t.setRGB(1,1,1):t.fromArray(this._colorsTexture.image.data,e*4)}setVisibleAt(e,t){return this.validateInstanceId(e),this._instanceInfo[e].visible===t?this:(this._instanceInfo[e].visible=t,this._visibilityChanged=!0,this)}getVisibleAt(e){return this.validateInstanceId(e),this._instanceInfo[e].visible}setGeometryIdAt(e,t){return this.validateInstanceId(e),this.validateGeometryId(t),this._instanceInfo[e].geometryIndex=t,this}getGeometryIdAt(e){return this.validateInstanceId(e),this._instanceInfo[e].geometryIndex}getGeometryRangeAt(e,t={}){this.validateGeometryId(e);const n=this._geometryInfo[e];return t.vertexStart=n.vertexStart,t.vertexCount=n.vertexCount,t.reservedVertexCount=n.reservedVertexCount,t.indexStart=n.indexStart,t.indexCount=n.indexCount,t.reservedIndexCount=n.reservedIndexCount,t.start=n.start,t.count=n.count,t}setInstanceCount(e){const t=this._availableInstanceIds,n=this._instanceInfo;for(t.sort(lo);t[t.length-1]===n.length-1;)n.pop(),t.pop();if(e<n.length)throw new Error(`BatchedMesh: Instance ids outside the range ${e} are being used. Cannot shrink instance count.`);const i=new Int32Array(e),r=new Int32Array(e);pi(this._multiDrawCounts,i),pi(this._multiDrawStarts,r),this._multiDrawCounts=i,this._multiDrawStarts=r,this._maxInstanceCount=e;const a=this._indirectTexture,o=this._matricesTexture,l=this._colorsTexture;a.dispose(),this._initIndirectTexture(),pi(a.image.data,this._indirectTexture.image.data),o.dispose(),this._initMatricesTexture(),pi(o.image.data,this._matricesTexture.image.data),l&&(l.dis

5if(f&&(this.getMatrixAt(x,Ht),this.getBoundingSphereAt(M,fi).applyMatrix4(Ht),w=!g.intersectsSphere(fi,n)),!w){const b=u[M];h[m]=b.start*o*l,d[m]=b.count*l,_[m]=x,m++}}p.needsUpdate=!0,this._multiDrawCount=m,this._visibilityChanged=!1}onBeforeShadow(e,t,n,i,r,a){this.onBeforeRender(e,null,i,r,a)}}class Jt extends Gt{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new be(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 ma=new C,ga=new C,oh=new Ge,Ds=new js,Ir=new Ot,ho=new C,lh=new C;class Ii extends ot{constructor(e=new Ye,t=new Jt){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,r=t.count;i<r;i++)ma.fromBufferAttribute(t,i-1),ga.fromBufferAttribute(t,i),n[i]=n[i-1],n[i]+=ma.distanceTo(ga);e.setAttribute("lineDistance",new we(n,1))}else de("Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,r=e.params.Line.threshold,a=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),Ir.copy(n.boundingSphere),Ir.applyMatrix4(i),Ir.radius+=r,e.ray.intersectsSphere(Ir)===!1)return;oh.copy(i).invert(),Ds.copy(e.ray).applyMatrix4(oh);const o=r/((this.scale.x+this.scale.y+this.scale.z)/3),l=o*o,c=this.isLineSegments?2:1,h=n.index,u=n.attributes.position;if(h!==null){const f=Math.max(0,a.start),p=Math.min(h.count,a.start+a.count);for(let _=f,g=p-1;_<g;_+=c){const m=h.getX(_),x=h.getX(_+1),y=Pr(this,e,Ds,l,m,x,_);y&&t.push(y)}if(this.isLineLoop){const _=h.getX(p-1),g=h.getX(f),m=Pr(this,e,Ds,l,_,g,p-1);m&&t.push(m)}}else{const f=Math.max(0,a.start),p=Math.min(u.count,a.start+a.count);for(let _=f,g=p-1;_<g;_+=c){const m=Pr(this,e,Ds,l,_,_+1,_);m&&t.push(m)}if(this.isLineLoop){const _=Pr(this,e,Ds,l,p-1,f,p-1);_&&t.push(_)}}}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 r=0,a=i.length;r<a;r++){const o=i[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=r}}}}}function Pr(s,e,t,n,i,r,a){const o=s.geometry.attributes.position;if(ma.fromBufferAttribute(o,i),ga.fromBufferAttribute(o,r),t.distanceSqToSegment(ma,ga,ho,lh)>n)return;ho.applyMatrix4(s.matrixWorld);const c=e.ray.origin.distanceTo(ho);if(!(c<e.near||c>e.far))return{distance:c,point:lh.clone().applyMatrix4(s.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:s}}const ch=new C,hh=new C;class Xn extends Ii{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,r=t.count;i<r;i+=2)ch.fromBufferAttribute(t,i),hh.fromBufferAttribute(t,i+1),n[i]=i===0?0:n[i-1],n[i+1]=n[i]+ch.distanceTo(hh);e.setAttribute("lineDistance",new we(n,1))}else de("LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class lp extends Ii{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class Ou extends Gt{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new be(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 uh=new Ge,gl=new js,Lr=new Ot,Dr=new C;class cp extends ot{constructor(e=new Ye,t=new Ou){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,r=e.params.Points.threshold,a=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),Lr.copy(n.boundingSphere),Lr.applyMatrix4(i),Lr.radius+=r,e.ray.intersectsSphere(Lr)===!1)return;uh.copy(i).invert(),gl.copy(e.ray).applyMatrix4(uh);const o=r/((this.scale.x+this.scale.y+this.scale.z)/3),l=o*o,c=n.index,d=n.attributes.position;if(c!==null){const u=Math.max(0,a.start),f=Math.min(c.count,a.start+a.count);for(let p=u,_=f;p<_;p++){const g=c.getX(p);Dr.fromBufferAttribute(d,g),dh(Dr,g,l,i,e,t,this)}}else{const u=Math.max(0,a.start),f=Math.min(d.count,a.start+a.count);for(let p=u,_=f;p<_;p++)Dr.fromBufferAttribute(d,p),dh(Dr,p,l,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 r=0,a=i.length;r<a;r++){const o=i[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=r}}}}}function dh(s,e,t,n,i,r,a){const o=gl.distanceSqToPoint(s);if(o<t){const l=new C;gl.closestPointToPoint(s,l),l.applyMatrix4(n);const c=i.ray.origin.distanceTo(l);if(c<i.near||c>i.far)return;r.push({distance:c,distanceToRay:Math.sqrt(o),point:l,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class hp extends Mt{constructor(e,t,n,i,r=_t,a=_t,o,l,c){super(e,t,n,i,r,a,o,l,c),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const h=this;function d(){h.needsUpdate=!0,h._requestVideoFrameCallbackId=e.requestVideoFrameCallback(d)}"requestVideoFrameCallback"in e&&(this._requestVideoFrameCallbackId=e.requestVideoFrameCallback(d))}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 jy extends hp{constructor(e,t,n,i,r,a,o,l){super({},e,t,n,i,r,a,o,l),this.isVideoFrameTexture=!0}update(){}clone(){return new this.constructor().copy(this)}setFrame(e){this.image=e,this.needsUpdate=!0}}class eM extends Mt{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=wt,this.minFilter=wt,this.generateMipmaps=!1,this.needsUpdate=!0}}class Xl extends Mt{constructor(e,t,n,i,r,a,o,l,c,h,d,u){super(null,a,o,l,c,h,i,r,d,u),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class tM extends Xl{constructor(e,t,n,i,r,a){super(e,t,n,r,a),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=nn,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class nM extends Xl{constructor(e,t,n){super(void 0,e[0].width,e[0].height,t,n,Gn),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class Aa extends Mt{constructor(e=[],t=Gn,n,i,r,a,o,l,c,h){super(e,t,n,i,r,a,o,l,c,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class iM extends Mt{constructor(e,t,n,i,r,a,o,l,c){super(e,t,n,i,r,a,o,l,c),this.isCanvasTexture=!0,this.needsUpdate=!0}}class sM extends Mt{constructor(e,t,n,i,r,a,o,l,c){super(e,t,n,i,r,a,o,l,c),this.isHTMLTexture=!0,this.generateMipmaps=!1,this.needsUpdate=!0;const h=e?e.parentNode:null;h!==null&&"requestPaint"in h&&(h.onpaint=()=>{this.needsUpdate=!0},h.requestPaint())}dispose(){const e=this.image?this.image.parentNode:null;e!==null&&"onpaint"in e&&(e.onpaint=null),super.dispose()}}class ms extends Mt{constructor(e,t,n=fn,i,r,a,o=wt,l=wt,c,h=Wn,d=1){if(h!==Wn&&h!==Ti)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");const u={width:e,height:t,depth:d};super(u,i,r,a,o,l,h,n,c),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.source=new Ai(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 up extends ms{constructor(e,t=fn,n=Gn,i,r,a=wt,o=wt,l,c=Wn){const h={width:e,height:e,depth:1},d=[h,h,h,h,h,h];super(e,e,t,n,i,r,a,o,l,c),this.image=d,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(e){this.image=e}}class Bu extends Mt{constructor(e=null){super(),this.sourceTexture=e,this.isExternalTexture=!0}copy(e){return super.copy(e),this.sourceTexture=e.sourceTexture,this}}class xs extends Ye{constructor(e=1,t=1,n=1,i=1,r=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:r,depthSegments:a};const o=this;i=Math.floor(i),r=Math.floor(r),a=Math.floor(a);const l=[],c=[],h=[],d=[];let u=0,f=0;p("z","y","x",-1,-1,n,t,e,a,r,0),p("z","y","x",1,-1,n,t,-e,a,r,1),p("x","z","y",1,1,e,n,t,i,a,2),p("x","z","y",1,-1,e,n,-t,i,a,3),p("x","y","z",1,-1,e,t,n,i,r,4),p("x","y","z",-1,-1,e,t,-n,i,r,5),this.setIndex(l),this.setAttribute("position",new we(c,3)),this.setAttribute("normal",new we(h,3)),this.setAttribute("uv",new we(d,2));function p(_,g,m,x,y,M,w,b,R,v,A){const P=M/R,I=w/v,N=M/2,H=w/2,W=b/2,U=R+1,B=v+1;let k=0,te=0;const ne=new C;for(let pe=0;pe<B;pe++){const Me=pe*I-H;for(let Ce=0;Ce<U;Ce++){const Ke=Ce*P-N;ne[_]=Ke*x,ne[g]=Me*y,ne[m]=W,c.push(ne.x,ne.y,ne.z),ne[_]=0,ne[g]=0,ne[m]=b>0?1:-1,h.push(ne.x,ne.y,ne.z),d.push(Ce/R),d.push(1-pe/v),k+=1}}for(let pe=0;pe<v;pe++)for(let Me=0;Me<R;Me++){const Ce=u+Me+U*pe,Ke=u+Me+U*(pe+1),nt=u+(Me+1)+U*(pe+1),He=u+(Me+1)+U*pe;l.push(Ce,Ke,He),l.push(Ke,nt,He),te+=6}o.addGroup(f,te,A),f+=te,u+=k}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new xs(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}class ql extends Ye{constructor(e=1,t=1,n=4,i=8,r=1){super(),this.type="CapsuleGeometry",this.parameters={radiu

5s:e,height:t,capSegments:n,radialSegments:i,heightSegments:r},t=Math.max(0,t),n=Math.max(1,Math.floor(n)),i=Math.max(3,Math.floor(i)),r=Math.max(1,Math.floor(r));const a=[],o=[],l=[],c=[],h=t/2,d=Math.PI/2*e,u=t,f=2*d+u,p=n*2+r,_=i+1,g=new C,m=new C;for(let x=0;x<=p;x++){let y=0,M=0,w=0,b=0;if(x<=n){const A=x/n,P=A*Math.PI/2;M=-h-e*Math.cos(P),w=e*Math.sin(P),b=-e*Math.cos(P),y=A*d}else if(x<=n+r){const A=(x-n)/r;M=-h+A*t,w=e,b=0,y=d+A*u}else{const A=(x-n-r)/n,P=A*Math.PI/2;M=h+e*Math.sin(P),w=e*Math.cos(P),b=e*Math.sin(P),y=d+u+A*d}const R=Math.max(0,Math.min(1,y/f));let v=0;x===0?v=.5/i:x===p&&(v=-.5/i);for(let A=0;A<=i;A++){const P=A/i,I=P*Math.PI*2,N=Math.sin(I),H=Math.cos(I);m.x=-w*H,m.y=M,m.z=w*N,o.push(m.x,m.y,m.z),g.set(-w*H,b,w*N),g.normalize(),l.push(g.x,g.y,g.z),c.push(P+v,R)}if(x>0){const A=(x-1)*_;for(let P=0;P<i;P++){const I=A+P,N=A+P+1,H=x*_+P,W=x*_+P+1;a.push(I,N,H),a.push(N,W,H)}}}this.setIndex(a),this.setAttribute("position",new we(o,3)),this.setAttribute("normal",new we(l,3)),this.setAttribute("uv",new we(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new ql(e.radius,e.height,e.capSegments,e.radialSegments,e.heightSegments)}}class Yl extends Ye{constructor(e=1,t=32,n=0,i=Math.PI*2){super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:i},t=Math.max(3,t);const r=[],a=[],o=[],l=[],c=new C,h=new K;a.push(0,0,0),o.push(0,0,1),l.push(.5,.5);for(let d=0,u=3;d<=t;d++,u+=3){const f=n+d/t*i;c.x=e*Math.cos(f),c.y=e*Math.sin(f),a.push(c.x,c.y,c.z),o.push(0,0,1),h.x=(a[u]/e+1)/2,h.y=(a[u+1]/e+1)/2,l.push(h.x,h.y)}for(let d=1;d<=t;d++)r.push(d,d+1,0);this.setIndex(r),this.setAttribute("position",new we(a,3)),this.setAttribute("normal",new we(o,3)),this.setAttribute("uv",new we(l,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Yl(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class Ea extends Ye{constructor(e=1,t=1,n=1,i=32,r=1,a=!1,o=0,l=Math.PI*2){super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:n,radialSegments:i,heightSegments:r,openEnded:a,thetaStart:o,thetaLength:l};const c=this;i=Math.floor(i),r=Math.floor(r);const h=[],d=[],u=[],f=[];let p=0;const _=[],g=n/2;let m=0;x(),a===!1&&(e>0&&y(!0),t>0&&y(!1)),this.setIndex(h),this.setAttribute("position",new we(d,3)),this.setAttribute("normal",new we(u,3)),this.setAttribute("uv",new we(f,2));function x(){const M=new C,w=new C;let b=0;const R=(t-e)/n;for(let v=0;v<=r;v++){const A=[],P=v/r,I=P*(t-e)+e;for(let N=0;N<=i;N++){const H=N/i,W=H*l+o,U=Math.sin(W),B=Math.cos(W);w.x=I*U,w.y=-P*n+g,w.z=I*B,d.push(w.x,w.y,w.z),M.set(U,R,B).normalize(),u.push(M.x,M.y,M.z),f.push(H,1-P),A.push(p++)}_.push(A)}for(let v=0;v<i;v++)for(let A=0;A<r;A++){const P=_[A][v],I=_[A+1][v],N=_[A+1][v+1],H=_[A][v+1];(e>0||A!==0)&&(h.push(P,I,H),b+=3),(t>0||A!==r-1)&&(h.push(I,N,H),b+=3)}c.addGroup(m,b,0),m+=b}function y(M){const w=p,b=new K,R=new C;let v=0;const A=M===!0?e:t,P=M===!0?1:-1;for(let N=1;N<=i;N++)d.push(0,g*P,0),u.push(0,P,0),f.push(.5,.5),p++;const I=p;for(let N=0;N<=i;N++){const W=N/i*l+o,U=Math.cos(W),B=Math.sin(W);R.x=A*B,R.y=g*P,R.z=A*U,d.push(R.x,R.y,R.z),u.push(0,P,0),b.x=U*.5+.5,b.y=B*.5*P+.5,f.push(b.x,b.y),p++}for(let N=0;N<i;N++){const H=w+N,W=I+N;M===!0?h.push(W,W+1,H):h.push(W+1,W,H),v+=3}c.addGroup(m,v,M===!0?1:2),m+=v}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ea(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class wa extends Ea{constructor(e=1,t=1,n=32,i=1,r=!1,a=0,o=Math.PI*2){super(0,e,t,n,i,r,a,o),this.type="C

519,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9];super(r,a,e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Zl(e.radius,e.detail)}}const Ur=new C,Nr=new C,uo=new C,Fr=new tn;class dp extends Ye{constructor(e=null,t=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},e!==null){const i=Math.pow(10,4),r=Math.cos(wi*t),a=e.getIndex(),o=e.getAttribute("position"),l=a?a.count:o.count,c=[0,0,0],h=["a","b","c"],d=new Array(3),u={},f=[];for(let p=0;p<l;p+=3){a?(c[0]=a.getX(p),c[1]=a.getX(p+1),c[2]=a.getX(p+2)):(c[0]=p,c[1]=p+1,c[2]=p+2);const{a:_,b:g,c:m}=Fr;if(_.fromBufferAttribute(o,c[0]),g.fromBufferAttribute(o,c[1]),m.fromBufferAttribute(o,c[2]),Fr.getNormal(uo),d[0]=`${Math.round(_.x*i)},${Math.round(_.y*i)},${Math.round(_.z*i)}`,d[1]=`${Math.round(g.x*i)},${Math.round(g.y*i)},${Math.round(g.z*i)}`,d[2]=`${Math.round(m.x*i)},${Math.round(m.y*i)},${Math.round(m.z*i)}`,!(d[0]===d[1]||d[1]===d[2]||d[2]===d[0]))for(let x=0;x<3;x++){const y=(x+1)%3,M=d[x],w=d[y],b=Fr[h[x]],R=Fr[h[y]],v=`${M}_${w}`,A=`${w}_${M}`;A in u&&u[A]?(uo.dot(u[A].normal)<=r&&(f.push(b.x,b.y,b.z),f.push(R.x,R.y,R.z)),u[A]=null):v in u||(u[v]={index0:c[x],index1:c[y],normal:uo.clone()})}}for(const p in u)if(u[p]){const{index0:_,index1:g}=u[p];Ur.fromBufferAttribute(o,_),Nr.fromBufferAttribute(o,g),f.push(Ur.x,Ur.y,Ur.z),f.push(Nr.x,Nr.y,Nr.z)}this.setAttribute("position",new we(f,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}class Cn{constructor(){this.type="Curve",this.arcLengthDivisions=200,this.needsUpdate=!1,this.cacheArcLengths=null}getPoint(){de("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),r=0;t.push(0);for(let a=1;a<=e;a++)n=this.getPoint(a/e),r+=n.distanceTo(i),t.push(r),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 r=n.length;let a;t?a=t:a=e*n[r-1];let o=0,l=r-1,c;for(;o<=l;)if(i=Math.floor(o+(l-o)/2),c=n[i]-a,c<0)o=i+1;else if(c>0)l=i-1;else{l=i;break}if(i=l,n[i]===a)return i/(r-1);const h=n[i],u=n[i+1]-h,f=(a-h)/u;return(i+f)/(r-1)}getTangent(e,t){let i=e-1e-4,r=e+1e-4;i<0&&(i=0),r>1&&(r=1);const a=this.getPoint(i),o=this.getPoint(r),l=t||(a.isVector2?new K:new C);return l.copy(o).sub(a).normalize(),l}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t=!1){const n=new C,i=[],r=[],a=[],o=new C,l=new Ge;for(let f=0;f<=e;f++){const p=f/e;i[f]=this.getTangentAt(p,new C)}r[0]=new C,a[0]=new C;let c=Number.MAX_VALUE;const h=Math.abs(i[0].x),d=Math.abs(i[0].y),u=Math.abs(i[0].z);h<=c&&(c=h,n.set(1,0,0)),d<=c&&(c=d,n.set(0,1,0)),u<=c&&n.set(0,0,1),o.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],o),a[0].crossVectors(i[0],r[0]);for(let f=1;f<=e;f++){if(r[f]=r[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(Oe(i[f-1].dot(i[f]),-1,1));r[f].applyMatrix4(l.makeRotationAxis(o,p))}a[f].crossVectors(i[f],r[f])}if(t===!0){let f=Math.acos(Oe(r[0].dot(r[e]),-1,1));f/=e,i[0].dot(o.crossVectors(r[0],r[e]))>0&&(f=-f);for(let p=1;p<=e;p++)r[p].applyMatrix4(l.makeRotationAxis(i[p],f*p)),a[p].crossVectors(i[p],r[p])}return{tangents:i,normals:r,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 Jl extends Cn{constructor(e=0,t=0,n=1,i=1,r=0,a=Math.PI*2,o=!1,l=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=a,this.aClockwise=o,this.aRotation=l}getPoint(e,t=new K){const n=t,i=Math.PI*2;let r=this.aEndAngle-this.aStartAngle;const a=Math.abs(r)<Number.EPSILON;for(;r<0;)r+=i;for(;r>i;)r-=i;r<Number.EPSILON&&(a?r=0:r=i),this.aClockwise===!0&&!a&&(r===i?r=-i:r=r-i);const o=this.aStartAngle+e*r;let l=this.aX+this.xRadius*Math.cos(o),c=this.aY+this.yRadius*Math.sin(o);if(this.aRotation!==0){const h=Math.cos(this.aRotation),d=Math.sin(this.aRotation),u=l-this.aX,f=c-this.aY;l=u*h-f*d+this.aX,c=u*d+f*h+this.aY}return n.set(l,c)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}class fp extends Jl{constructor(e,t,n,i,r,a){super(e,t,n,n,i,r,a),this.isArcCurve=!0,this.type="ArcCurve"}}function $l(){let s=0,e=0,t=0,n=0;function i(r,a,o,l){s=r,e=o,t=-3*r+3*a-2*o-l,n=2*r-2*a+o+l}return{initCatmullRom:function(r,a,o,l,c){i(a,o,c*(o-r),c*(l-a))},initNonuniformCatmullRom:function(r,a,o,l,c,h,d){let u=(a-r)/c-(o-r)/(c+h)+(o-a)/h,f=(o-a)/h-(l-a)/(h+d)+(l-o)/d;u*=h,f*=h,i(a,o,u,f)},calc:function(r){const a=r*r,o=a*r;return s+e*r+t*a+n*o}}}const fh=new C,ph=new C,fo=new $l,po=new $l,mo=new $l;class pp extends Cn{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 C){const n=t,i=this.points,r=i.length,a=(r-(this.closed?0:1))*e;let o=Math.floor(a),l=a-o;this.closed?o+=o>0?0:(Math.floor(Math.abs(o)/r)+1)*r:l===0&&o===r-1&&(o=r-2,l=1);let c,h;this.closed||o>0?c=i[(o-1)%r]:(ph.subVectors(i[0],i[1]).add(i[0]),c=ph);const d=i[o%r],u=i[(o+1)%r];if(this.closed||o+2<r?h=i[(o+2)%r]:(fh.subVectors(i[r-1],i[r-2]).add(i[r-1]),h=fh),this.curveType==="centripetal"||this.curveType==="chordal"){const f=this.curveType==="chordal"?.5:.25;let p=Math.pow(c.distanceToSquared(d),f),_=Math.pow(d.distanceToSquared(u),f),g=Math.pow(u.distanceToSquared(h),f);_<1e-4&&(_=1),p<1e-4&&(p=_),g<1e-4&&(g=_),fo.initNonuniformCatmullRom(c.x,d.x,u.x,h.x,p,_,g),po.initNonuniformCatmullRom(c.y,d.y,u.y,h.y,p,_,g),mo.initNonuniformCatmullRom(c.z,d.z,u.z,h.z,p,_,g)}else this.curveType==="catmullrom"&&(fo.initCatmullRom(c.x,d.x,u.x,h.x,this.tension),po.initCatmullRom(c.y,d.y,u.y,h.y,this.tension),mo.initCatmullRom(c.z,d.z,u.z,h.z,this.tension));return n.set(fo.calc(l),po.calc(l),mo.calc(l)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new C().fromArray(i))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function mh(s,e,t,n,i){const r=(n-e)*.5,a=(i-t)*.5,o=s*s,l=s*o;return(2*t-2*n+r+a)*l+(-3*t+3*n-2*r-a)*o+r*s+t}function mp(s,e){const t=1-s;return t*t*e}function gp(s,e){return 2*(1-s)*s*e}function _p(s,e){return s*s*e}function Hs(s,e,t,n){return mp(s,e)+gp(s,t)+_p(s,n)}function xp(s,e){const t=1-s;return t*t*t*e}function vp(s,e){const t=1-s;return 3*t*t*s*e}function yp(s,e){return 3*(1-s)*s*s*e}function Mp(s,e){return s*s*s*e}function Ws(s,e,t,n,i){return xp(s,e)+vp(s,t)+yp(s,n)+Mp(s,i)}class zu extends Cn{constructor(e=new K,t=new K,n=new K,i=new K){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new K){const n=t,i=this.v0,r=this.v1,a=this.v2,o=this.v3;return n.set(Ws(e,i.x,r.x,a.x,o.x),Ws(e,i.y,r.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 Sp extends Cn{constructor(e=new C,t=new C,n=new C,i=new C){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new C){const n=t,i=this.v0,r=this.v1,a=this.v2,o=this.v3;return n.set(Ws(e,i.x,r.x,a.x,o.x),Ws(e,i.y,r.y,a.y,o.y),Ws(e,i.z,r.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 Vu extends Cn{constructor(e=new K,t=new K){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new K){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)}

5getTangent(e,t=new K){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 bp extends Cn{constructor(e=new C,t=new C){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new C){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 C){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 ku extends Cn{constructor(e=new K,t=new K,n=new K){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new K){const n=t,i=this.v0,r=this.v1,a=this.v2;return n.set(Hs(e,i.x,r.x,a.x),Hs(e,i.y,r.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 Gu extends Cn{constructor(e=new C,t=new C,n=new C){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new C){const n=t,i=this.v0,r=this.v1,a=this.v2;return n.set(Hs(e,i.x,r.x,a.x),Hs(e,i.y,r.y,a.y),Hs(e,i.z,r.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 Hu extends Cn{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new K){const n=t,i=this.points,r=(i.length-1)*e,a=Math.floor(r),o=r-a,l=i[a===0?a:a-1],c=i[a],h=i[a>i.length-2?i.length-1:a+1],d=i[a>i.length-3?i.length-1:a+2];return n.set(mh(o,l.x,c.x,h.x,d.x),mh(o,l.y,c.y,h.y,d.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 K().fromArray(i))}return this}}var _a=Object.freeze({__proto__:null,ArcCurve:fp,CatmullRomCurve3:pp,CubicBezierCurve:zu,CubicBezierCurve3:Sp,EllipseCurve:Jl,LineCurve:Vu,LineCurve3:bp,QuadraticBezierCurve:ku,QuadraticBezierCurve3:Gu,SplineCurve:Hu});class Tp extends Cn{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 _a[n](t,e))}return this}getPoint(e,t){const n=e*this.getLength(),i=this.getCurveLengths();let r=0;for(;r<i.length;){if(i[r]>=n){const a=i[r]-n,o=this.curves[r],l=o.getLength(),c=l===0?0:1-a/l;return o.getPointAt(c,t)}r++}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,r=this.curves;i<r.length;i++){const a=r[i],o=a.isEllipseCurve?e*2:a.isLineCurve||a.isLineCurve3?1:a.isSplineCurve?e*a.points.length:e,l=a.getPoints(o);for(let c=0;c<l.length;c++){const h=l[c];n&&n.equals(h)||(t.push(h),n=h)}}return this.autoClose&&t.length>1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const i=e.curves[t];this.curves.push(i.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,n=this.curves.length;t<n;t++){const i=this.curves[t];e.curves.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const i=e.curves[t];this.curves.push(new _a[i.type]().fromJSON(i))}return this}}class _l extends Tp{constructor(e){super(),this.type="Path",this.currentPoint=new K,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 Vu(this.currentPoint.clone(),new K(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,i){const r=new ku(this.currentPoint.clone(),new K(e,t),new K(n,i));return this.curves.push(r),this.currentPoint.set(n,i),this}bezierCurveTo(e,t,n,i,r,a){const o=new zu(this.currentPoint.clone(),new K(e,t),new K(n,i),new K(r,a));return this.curves.push(o),this.currentPoint.set(r,a),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new Hu(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,i,r,a){const o=this.currentPoint.x,l=this.currentPoint.y;return this.absarc(e+o,t+l,n,i,r,a),this}absarc(e,t,n,i,r,a){return this.absellipse(e,t,n,n,i,r,a),this}ellipse(e,t,n,i,r,a,o,l){const c=this.currentPoint.x,h=this.currentPoint.y;return this.absellipse(e+c,t+h,n,i,r,a,o,l),this}absellipse(e,t,n,i,r,a,o,l){const c=new Jl(e,t,n,i,r,a,o,l);if(this.curves.length>0){const d=c.getPoint(0);d.equals(this.currentPoint)||this.lineTo(d.x,d.y)}this.curves.push(c);const h=c.getPoint(1);return this.currentPoint.copy(h),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}}class hs extends _l{constructor(e){super(e),this.uuid=sn(),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 _l().fromJSON(i))}return this}}function Ap(s,e,t=2){const n=e&&e.length,i=n?e[0]*t:s.length;let r=Wu(s,0,i,t,!0);const a=[];if(!r||r.next===r.prev)return a;let o,l,c;if(n&&(r=Ip(s,e,r,t)),s.length>80*t){o=s[0],l=s[1];let h=o,d=l;for(let u=t;u<i;u+=t){const f=s[u],p=s[u+1];f<o&&(o=f),p<l&&(l=p),f>h&&(h=f),p>d&&(d=p)}c=Math.max(h-o,d-l),c=c!==0?32767/c:0}return Js(r,a,t,o,l,c,0),a}function Wu(s,e,t,n,i){let r;if(i===kp(s,e,t,n)>0)for(let a=e;a<t;a+=n)r=gh(a/n|0,s[a],s[a+1],r);else for(let a=t-n;a>=e;a-=n)r=gh(a/n|0,s[a],s[a+1],r);return r&&gs(r,r.next)&&(Ks(r),r=r.next),r}function Pi(s,e){if(!s)return s;e||(e=s);let t=s,n;do if(n=!1,!t.steiner&&(gs(t,t.next)||xt(t.prev,t,t.next)===0)){if(Ks(t),t=e=t.prev,t===t.next)break;n=!0}else t=t.next;while(n||t!==e);return e}function Js(s,e,t,n,i,r,a){if(!s)return;!a&&r&&Np(s,n,i,r);let o=s;for(;s.prev!==s.next;){const l=s.prev,c=s.next;if(r?wp(s,n,i,r):Ep(s)){e.push(l.i,s.i,c.i),Ks(s),s=c.next,o=c.next;continue}if(s=c,s===o){a?a===1?(s=Cp(Pi(s),e),Js(s,e,t,n,i,r,2)):a===2&&Rp(s,e,t,n,i,r):Js(Pi(s),e,t,n,i,r,1);break}}}function Ep(s){const e=s.prev,t=s,n=s.next;if(xt(e,t,n)>=0)return!1;const i=e.x,r=t.x,a=n.x,o=e.y,l=t.y,c=n.y,h=Math.min(i,r,a),d=Math.min(o,l,c),u=Math.max(i,r,a),f=Math.max(o,l,c);let p=n.next;for(;p!==e;){if(p.x>=h&&p.x<=u&&p.y>=d&&p.y<=f&&Vs(i,o,r,l,a,c,p.x,p.y)&&xt(p.prev,p,p.next)>=0)return!1;p=p.next}return!0}function wp(s,e,t,n){const i=s.prev,r=s,a=s.next;if(xt(i,r,a)>=0)return!1;const o=i.x,l=r.x,c=a.x,h=i.y,d=r.y,u=a.y,f=Math.min(o,l,c),p=Math.min(h,d,u),_=Math.max(o,l,c),g=Math.max(h,d,u),m=xl(f,p,e,t,n),x=xl(_,g,e,t,n);let 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Q=0,xe=I.length;Q<xe;Q++){const fe=I[Q];ae(fe,ie),ie+=fe.length}n.addGroup($,i.length/3-$,1)}function ae($,ie){let Q=$.length;for(;--Q>=0;){const xe=Q;let fe=Q-1;fe<0&&(fe=$.length-1);for(let Ve=0,L=h+g*2;Ve<L;Ve++){const We=k*Ve,Re=k*(Ve+1),ke=ie+xe+We,se=ie+fe+We,lt=ie+fe+Re,E=ie+xe+Re;Fe(ke,se,lt,E)}}}function Le($,ie,Q){l.push($),l.push(ie),l.push(Q)}function Be($,ie,Q){it($),it(ie),it(Q);const xe=i.length/3,fe=x.generateTopUV(n,i,xe-3,xe-2,xe-1);ze(fe[0]),ze(fe[1]),ze(fe[2])}function Fe($,ie,Q,xe){it($),it(ie),it(xe),it(ie),it(Q),it(xe);const fe=i.length/3,Ve=x.generateSideWallUV(n,i,fe-6,fe-3,fe-2,fe-1);ze(Ve[0]),ze(Ve[1]),ze(Ve[3]),ze(Ve[1]),ze(Ve[2]),ze(Ve[3])}function it($){i.push(l[$*3+0]),i.push(l[$*3+1]),i.push(l[$*3+2])}function ze($){r.push($.x),r.push($.y)}}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON(),t=this.parameters.shapes,n=this.parameters.options;return Wp(t,n,e)}static fromJSON(e,t){const n=[];for(let r=0,a=e.shapes.length;r<a;r++){const o=t[e.shapes[r]];n.push(o)}const i=e.options.extrudePath;return i!==void 0&&(e.options.extrudePath=new _a[i.type]().fromJSON(i)),new Kl(n,e.options)}}const Hp={generateTopUV:function(s,e,t,n,i){const r=e[t*3],a=e[t*3+1],o=e[n*3],l=e[n*3+1],c=e[i*3],h=e[i*3+1];return[new K(r,a),new K(o,l),new K(c,h)]},generateSideWallUV:function(s,e,t,n,i,r){const a=e[t*3],o=e[t*3+1],l=e[t*3+2],c=e[n*3],h=e[n*3+1],d=e[n*3+2],u=e[i*3],f=e[i*3+1],p=e[i*3+2],_=e[r*3],g=e[r*3+1],m=e[r*3+2];return Math.abs(o-h)<Math.abs(a-c)?[new K(a,1-l),new K(c,1-d),new K(u,1-p),new K(_,1-m)]:[new K(o,1-l),new K(h,1-d),new K(f,1-p),new K(g,1-m)]}};function Wp(s,e,t){if(t.shapes=[],Array.isArray(s))for(let n=0,i=s.length;n<i;n++){const r=s[n];t.shapes.push(r.uuid)}else t.shapes.push(s.uuid);return t.options=Object.assign({},e),e.extrudePath!==void 0&&(t.options.extrudePath=e.extrudePath.toJSON()),t}class Ql extends Di{constructor(e=1,t=0){const n=(1+Math.sqrt(5))/2,i=[-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1],r=[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1];super(i,r,e,t),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Ql(e.radius,e.detail)}}class jl extends Ye{constructor(e=[new K(0,-.5),new K(.5,0),new K(0,.5)],t=12,n=0,i=Math.PI*2){super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:n,phiLength:i},t=Math.floor(t),i=Oe(i,0,Math.PI*2);const r=[],a=[],o=[],l=[],c=[],h=1/t,d=new C,u=new K,f=new C,p=new C,_=new C;let g=0,m=0;for(let x=0;x<=e.length-1;x++)switch(x){case 0:g=e[x+1].x-e[x].x,m=e[x+1].y-e[x].y,f.x=m*1,f.y=-g,f.z=m*0,_.copy(f),f.normalize(),l.push(f.x,f.y,f.z);break;case e.length-1:l.push(_.x,_.y,_.z);break;default:g=e[x+1].x-e[x].x,m=e[x+1].y-e[x].y,f.x=m*1,f.y=-g,f.z=m*0,p.copy(f),f.x+=_.x,f.y+=_.y,f.z+=_.z,f.normalize(),l.push(f.x,f.y,f.z),_.copy(p)}for(let x=0;x<=t;x++){const y=n+x*h*i,M=Math.sin(y),w=Math.cos(y);for(let b=0;b<=e.length-1;b++){d.x=e[b].x*M,d.y=e[b].y,d.z=e[b].x*w,a.push(d.x,d.y,d.z),u.x=x/t,u.y=b/(e.length-1),o.push(u.x,u.y);const R=l[3*b+0]*M,v=l[3*b+1],A=l[3*b+0]*w;c.push(R,v,A)}}for(let x=0;x<t;x++)for(let y=0;y<e.length-1;y++){const M=y+x*e.length,w=M,b=M+e.length,R=M+e.length+1,v=M+1;r.push(w,b,v),r.push(R,v,b)}this.setIndex(r),this.setAttribute("position",new we(a,3)),this.setAttribute("uv",new we(o,2)),this.setAttribute("normal",new we(c,3))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new jl(e.points,e.segments,e.phiStart,e.phiLength)}}class Ca extends Di{constructor(e=1,t=0){const n=[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],i=[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2];super(n,i,e,t),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Ca(e.radius,e.detail)}}class tr extends Ye{constructor(e=1,t=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};const r=e/2,a=t/2,o=Math.floor(n),l=Math.floor(i),c=o+1,h=l+1,d=e/o,u=t/l,f=[],p=[],_=[],g=[];for(let m=0;m<h;m++){const x=m*u-a;for(let y=0;y<c;y++){const M=y*d-r;p.push(M,-x,0),_.push(0,0,1),g.push(y/o),g.push(1-m/l)}}for(let m=0;m<l;m++)for(let x=0;x<o;x++){const y=x+c*m,M=x+c*(m+1),w=x+1+c*(m+1),b=x+1+c*m;f.push(y,M,b),f.push(M,w,b)}this.setIndex(f),this.setAttribute("position",new we(p,3)),this.setAttribute("normal",new we(_,3)),this.setAttribute("uv",new we(g,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new tr(e.width,e.height,e.widthSegments,e.heightSegments)}}class ec extends Ye{constructor(e=.5,t=1,n=32,i=1,r=0,a=Math.PI*2){super(),this.type="RingGeometry",this.parameters={innerRadius:e,outerRadius:t,thetaSegments:n,phiSegments:i,thetaStart:r,thetaLength:a},n=Math.max(3,n),i=Math.max(1,i);const o=[],l=[],c=[],h=[];let d=e;const u=(t-e)/i,f=new C,p=new K;for(let _=0;_<=i;_++){for(let g=0;g<=n;g++){const m=r+g/n*a;f.x=d*Math.cos(m),f.y=d*Math.sin(m),l.push(f.x,f.y,f.z),c.push(0,0,1),p.x=(f.x/t+1)/2,p.y=(f.y/t+1)/2,h.push(p.x,p.y)}d+=u}for(let _=0;_<i;_++){const g=_*(n+1);for(let m=0;m<n;m++){const x=m+g,y=x,M=x+n+1,w=x+n+2,b=x+1;o.push(y,M,b),o.push(M,w,b)}}this.setIndex(o),this.setAttribute("position",new we(l,3)),this.setAttribute("normal",new we(c,3)),this.setAttribute("uv",new we(h,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new ec(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}}class tc extends Ye{constructor(e=new hs([new K(0,.5),new K(-.5,-.5),new K(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],i=[],r=[],a=[];let o=0,l=0;if(Array.isArray(e)===!1)c(e);else for(let h=0;h<e.length;h++)c(e[h]),this.addGroup(o,l,h),o+=l,l=0;this.setIndex(n),this.setAttribute("position",new we(i,3)),this.setAttribute("normal",new we(r,3)),this.setAttribute("uv",new we(a,2));function c(h){const d=i.length/3,u=h.extractPoints(t);let f=u.shape;const p=u.holes;bn.isClockWise(f)===!1&&(f=f.reverse());for(let g=0,m=p.length;g<m;g++){const x=p[g];bn.isClockWise(x)===!0&&(p[g]=x.reverse())}const _=bn.triangulateShape(f,p);for(let g=0,m=p.length;g<m;g++){const x=p[g];f=f.concat(x)}for(let g=0,m=f.length;g<m;g++){const x=f[g];i.push(x.x,x.y,0),r.push(0,0,1),a.push(x.x,x.y)}for(let g=0,m=_.length;g<m;g++){const x=_[g],y=x[0]+d,M=x[1]+d,w=x[2]+d;n.push(y,M,w),l+=3}}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON(),t=this.parameters.shapes;return Xp(t,e)}static fromJSON(e,t){const n=[];for(let i=0,r=e.shapes.length;i<r;i++){const a=t[e.shapes[i]];n.push(a)}return new tc(n,e.curveSegments)}}function Xp(s,e){if(e.shapes=[],Array.isArray(s))for(let t=0,n=s.length;t<n;t++){const i=s[t];e.shapes.push(i.uuid)}else e.shapes.push(s.uuid);return e}class Ra extends Ye{constructor(e=1,t=32,n=16,i=0,r=Math.PI*2,a=0,o=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:i,phiLength:r,thetaStart:a,thetaLength:o},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const l=Math.min(a+o,Math.PI);let c=0;const h=[],d=new C,u=new C,f=[],p=[],_=[],g=[];for(let m=0;m<=n;m++){const x=[],y=m/n;let M=0;m===0&&a===0?M=.5/t:m===n&&l===Math.PI&&(M=-.5/t);for(let w=0;w<=t;w++){const b=w/t;d.x=-e*Math.cos(i+b*r)*Math.sin(a+y*o),d.y=e*Math.cos(a+y*o),d.z=e*Math.sin(i+b*r)*Math.sin(a+y*o),p.push(d.x,d.y,d.z),u.copy(d).normalize(),_.push(u.x,u.y,u.z),g.push(b+M,1-y),x.push(c++)}h.push(x)}for(let m=0;m<n;m++)for(let x=0;x<t;x++){const y=h[m][x+1],M=h[m][x],w=h[m+1][x],b=h[m+1][x+1];(m!==0||a>0)&&f.push(y,M,b),(m!==n-1||l<Math.PI)&&f.push(M,w,b)}this.setIndex(f),this.setAttribute("position",new we(p,3)),this.setAttribute("normal",new we(_,3)),this.setAttribute("uv",new we(g,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ra(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class nc extends Di{constructor(e=1,t=0){const n=[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],i=[2,1,0,0,3,2,1,3,0,2,3,1];super(n,i,e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new nc(e.radius,e.detail)}}class ic extends Ye{constructor(e=1,t=.4,n=12,i=48,r=Math.PI*2,a=0,o=Math.PI*2){super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:n,tubularSegments:i,arc:r,thetaStart:a,thetaLength:o},n=Math.floor(n),i=Math.floor(i);const l=[],c=[],h=[],d=[],u=new C,f=new C,p=new C;for(let _=0;_<=n;_++){const g=a+_/n*o;for(let m=0;m<=i;m++){const x=m/i*r;f.x=(e+t*Math.cos(g))*Math.cos(x),f.y=(e+t*Math.cos(g))*Math.sin(x),f.z=t*Math.sin(g),c.push(f.x,f.y,f.z),u.x=e*Math.cos(x),u.y=e*Math.sin(x),p.subVectors(f,u).normalize(),h.push(p.x,p.y,p.z),d.push(m/i),d.push(_/n)}}for(let _=1;_<=n;_++)for(let g=1;g<=i;g++){const m=(i+1)*_+g-1,x=(i+1)*(_-1)+g-1,y=(i+1)*(_-1)+g,M=(i+1)*_+g;l.push(m,x,M),l.push(x,y,M)}this.setIndex(l),this.setAttribute("position",new we(c,3)),this.setAttribute("normal",new we(h,3)),this.setAttribute("uv",new we(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new ic(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}}class sc extends Ye{constructor(e=1,t=.4,n=64,i=8,r=2,a=3){super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:n,radialSegments:i,p:r,q:a},n=Math.floor(n),i=Math.floor(i);const o=[],l=[],c=[],h=[],d=new C,u=new C,f=new C,p=new C,_=new C,g=new C,m=new C;for(let y=0;y<=n;++y){const M=y/n*r*Math.PI*2;x(M,r,a,e,f),x(M+.01,r,a,e,p),g.subVectors(p,f),m.addVectors(p,f),_.crossVectors(g,m),m.crossVectors(_,g),_.normalize(),m.normalize();for(let w=0;w<=i;++w){const b=w/i*Math.PI*2,R=-t*Math.cos(b),v=t*Math.sin(b);d.x=f.x+(R*m.x+v*_.x),d.y=f.y+(R*m.y+v*_.y),d.z=f.z+(R*m.z+v*_.z),l.push(d.x,d.y,d.z),u.subVectors(d,f).normalize(),c.push(u.x,u.y,u.z),h.push(y/n),h.push(w/i)}}for(let y=1;y<=n;y++)for(let M=1;M<=i;M++){const w=(i+1)*(y-1)+(M-1),b=(i+1)*y+(M-1),R=(i+1)*y+M,v=(i+1)*(y-1)+M;o.push(w,b,v),o.push(b,R,v)}this.setIndex(o),this.setAttribute("position",new we(l,3)),this.setAttribute("normal",new we(c,3)),this.setAttribute("uv",new we(h,2));function x(y,M,w,b,R){const v=Math.cos(y),A=Math.sin(y),P=w/M*y,I=Math.cos(P);R.x=b*(2+I)*.5*v,R.y=b*(2+I)*A*.5,R.z=b*Math.sin(P)*.5}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new sc(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}}class rc extends Ye{constructor(e=new Gu(new C(-1,-1,0),new C(-1,1,0),new C(1,1,0)),t=64,n=1,i=8,r=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:i,closed:r};const a=e.computeFrenetFrames(t,r);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals;const o=new C,l=new C,c=new K;let h=new C;const d=[],u=[],f=[],p=[];_(),this.setIndex(p),this.setAttribute("position",new we(d,3)),this.setAttribute("normal",new we(u,3)),this.setAttribute("uv",new we(f,2));function _(){for(let y=0;y<t;y++)g(y);g(r===!1?t:0),x(),m()}function g(y){h=e.getPointAt(y/t,h);const M=a.normals[y],w=a.binormals[y];for(let b=0;b<=i;b++){const R=b/i*Math.PI*2,v=Math.sin(R),A=-Math.cos(R);l.x=A*M.x+v*w.x,l.y=A*M.y+v*w.y,l.z=A*M.z+v*w.z,l.normalize(),u.push(l.x,l.y,l.z),o.x=h.x+n*l.x,o.y=h.y+n*l.y,o.z=h.z+n*l.z,d.push(o.x,o.y,o.z)}}function m(){for(let y=1;y<=t;y++)for(let M=1;M<=i;M++){const w=(i+1)*(y-1)+(M-1),b=(i+1)*y+(M-1),R=(i+1)*y+M,v=(i+1)*(y-1)+M;p.push(w,b,v),p.push(b,R,v)}}function x(){for(let y=0;y<=t;y++)for(let M=0;M<=i;M++)c.x=y/t,c.y=M/i,f.push(c.x,c.y)}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new rc(new _a[e.path.type]().fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class qp extends Ye{constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},e!==null){const t=[],n=new Set,i=new C,r=new C;if(e.index!==null){const a=e.attributes.position,o=e.index;let l=e.groups;l.length===0&&(l=[{start:0,count:o.count,materialIndex:0}]);for(let c=0,h=l.length;c<h;++c){const d=l[c],u=d.start,f=d.count;for(let p=u,_=u+f;p<_;p+=3)for(let g=0;g<3;g++){const m=o.getX(p+g),x=o.getX(p+(g+1)%3);i.fromBufferAttribute(a,m),r.fromBufferAttribute(a,x),vh(i,r,n)===!0&&(t.push(i.x,i.y,i.z),t.push(r.x,r.y,r.z))}}}else{const a=e.attributes.position;for(let o=0,l=a.count/3;o<l;o++)for(let c=0;c<3;c++){const h=3*o+c,d=3*o+(c+1)%3;i.fromBufferAttribute(a,h),r.fromBufferAttribute(a,d),vh(i,r,n)===!0&&(t.push(i.x,i.y,i.z),t.push(r.x,r.y,r.z))}}this.setAttribute("position",new we(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}function vh(s,e,t){const n=`${s.x},${s.y},${s.z}-${e.x},${e.y},${e.z}`,i=`${e.x},${e.y},${e.z}-${s.x},${s.y},${s.z}`;return t.has(n)===!0||t.has(i)===!0?!1:(t.add(n),t.add(i),!0)}var yh=Object.freeze({__proto__:null,BoxGeometry:xs,CapsuleGeometry:ql,CircleGeometry:Yl,ConeGeometry:wa,CylinderGeometry:Ea,DodecahedronGeometry:Zl,EdgesGeometry:dp,ExtrudeGeometry:Kl,IcosahedronGeometry:Ql,LatheGeometry:jl,OctahedronGeometry:Ca,PlaneGeometry:tr,PolyhedronGeometry:Di,RingGeometry:ec,ShapeGeometry:tc,SphereGeometry:Ra,TetrahedronGeometry:nc,TorusGeometry:ic,TorusKnotGeometry:sc,TubeGeometry:rc,WireframeGeometry:qp});class Yp extends Gt{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new be(0),this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.fog=e.fog,this}}function _s(s){const e={};for(const t in s){e[t]={};for(const n in s[t]){const i=s[t][n];if(Mh(i))i.isRenderTargetTexture?(de("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][n]=null):e[t][n]=i.clone();else if(Array.isArray(i))if(Mh(i[0])){const r=[];for(let a=0,o=i.length;a<o;a++)r[a]=i[a].clone();e[t][n]=r}else e[t][n]=i.slice();else e[t][n]=i}}return e}function zt(s){const e={};for(let t=0;t<s.length;t++){const n=_s(s[t]);for(const i in n)e[i]=n[i]}return e}function Mh(s){return s&&(s.isColor||s.isMatrix3||s.isMatrix4||s.isVector2||s.isVector3||s.isVector4||s.isTexture||s.isQuaternion)}function Zp(s){const e=[];for(let t=0;t<s.length;t++)e.push(s[t].clone());return e}function Zu(s){const e=s.getRenderTarget();return e===null?s.outputColorSpace:e.isXRRenderTarget===!0?e.texture.colorSpace:tt.workingColorSpace}const Jp={clone:_s,merge:zt};var $p=`void main() {
6	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
7}`,Kp=`void main() {
8	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
9}`;class pn extends Gt{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=$p,this.fragmentShader=Kp,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=_s(e.uniforms),this.uniformsGroups=Zp(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 Ju extends pn{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class $u extends Gt{constructor(e){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new be(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new be(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ri,this.normalScale=new K(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 En,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 Qp extends $u{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 K(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return Oe(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 be(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 be(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new be(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 jp extends Gt{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new be(16777215),this.specular=new be(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new be(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ri,this.normalScale=new K(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new En,this.combine=ba,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,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.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.envMapIntensity=e.envMapIntensity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class em extends Gt{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new be(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new be(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ri,this.normalScale=new K(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}class tm extends Gt{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ri,this.normalScale=new K(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}class nm extends Gt{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new be(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new be(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ri,this.normalScale=new K(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new En,this.combine=ba,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,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.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.envMapIntensity=e.envMapIntensity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Ku extends Gt{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=$d,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 Qu extends Gt{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}}class im extends Gt{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new be(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ri,this.normalScale=new K(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this.fog=e.fog,this}}class sm extends Jt{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}function Ei(s,e){return!s||s.constructor===e?s:typeof e.BYTES_PER_ELEMENT=="number"?new e(s):Array.prototype.slice.call(s)}function ju(s){function e(i,r){return s[i]-s[r]}const t=s.length,n=new Array(t);for(let i=0;i!==t;++i)n[i]=i;return n.sort(e),n}function yl(s,e,t){const n=s.length,i=new s.constructor(n);for(let r=0,a=0;a!==n;++r){const o=t[r]*e;for(let l=0;l!==e;++l)i[a++]=s[o+l]}return i}function ac(s,e,t,n){let i=1,r=s[0];for(;r!==void 0&&r[n]===void 0;)r=s[i++];if(r===void 0)return;let a=r[n];if(a!==void 0)if(Array.isArray(a))do a=r[n],a!==void 0&&(e.push(r.time),t.push(...a)),r=s[i++];while(r!==void 0);else if(a.toArray!==void 0)do a=r[n],a!==void 0&&(e.push(r.time),a.toArray(t,t.length)),r=s[i++];while(r!==void 0);else do a=r[n],a!==void 0&&(e.push(r.time),t.push(a)),r=s[i++];while(r!==void 0)}function rm(s,e,t,n,i=30){const r=s.clone();r.name=e;const a=[];for(let l=0;l<r.tracks.length;++l){const c=r.tracks[l],h=c.getValueSize(),d=[],u=[];for(let f=0;f<c.times.length;++f){const p=c.times[f]*i;if(!(p<t||p>=n)){d.push(c.times[f]);for(let _=0;_<h;++_)u.push(c.values[f*h+_])}}d.length!==0&&(c.times=Ei(d,c.times.constructor),c.values=Ei(u,c.values.constructor),a.push(c))}r.tracks=a;let o=1/0;for(let l=0;l<r.tracks.length;++l)o>r.tracks[l].times[0]&&(o=r.tracks[l].times[0]);for(let l=0;l<r.tracks.length;++l)r.tracks[l].shift(-1*o);return r.resetDuration(),r}function am(s,e=0,t=s,n=30){n<=0&&(n=30);const i=t.tracks.length,r=e/n;for(let a=0;a<i;++a){const o=t.tracks[a],l=o.ValueTypeName;if(l==="bool"||l==="string")continue;const c=s.tracks.find(function(m){return m.name===o.name&&m.ValueTypeName===l});if(c===void 0)continue;let h=0;const d=o.getValueSize();o.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(h=d/3);let u=0;const f=c.getValueSize();c.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(u=f/3);const p=o.times.length-1;let _;if(r<=o.times[0]){const m=h,x=d-h;_=o.values.slice(m,x)}else if(r>=o.times[p]){const m=p*d+h,x=m+d-h;_=o.values.slice(m,x)}else{const m=o.createInterpolant(),x=h,y=d-h;m.evaluate(r),_=m.resultBuffer.slice(x,y)}l==="quaternion"&&new Zt().fromArray(_).normalize().conjugate().toArray(_);const g=c.times.length;for(let m=0;m<g;++m){const x=m*f+u;if(l==="quaternion")Zt.multiplyQuaternionsFlat(c.values,x,_,0,c.values,x);else{const y=f-u*2;for(let M=0;M<y;++M)c.values[x+M]-=_[M]}}}return s.blendMode=wu,s}class rM{static convertArray(e,t){return Ei(e,t)}static isTypedArray(e){return Cu(e)}static getKeyframeOrder(e){return ju(e)}static sortedArray(e,t,n){return yl(e,t,n)}static flattenJSON(e,t,n,i){ac(e,t,n,i)}static subclip(e,t,n,i,r=30){return rm(e,t,n,i,r)}static makeClipAdditive(e,t=0,n=e,i=30){return am(e,t,n,i)}}class nr{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],r=t[n-1];e:{t:{let a;n:{i:if(!(e<i)){for(let o=n+2;;){if(i===void 0){if(e<r)break i;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===o)break;if(r=i,i=t[++n],e<i)break t}a=t.length;break n}if(!(e>=r)){const o=t[1];e<o&&(n=2,r=o);for(let l=n-2;;){if(r===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(n===l)break;if(i=r,r=t[--n-1],e>=r)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],r=t[n-1],r===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,r,i)}return this.interpolate_(n,r,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=e*i;for(let a=0;a!==i;++a)t[a]=n[r+a];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class om extends nr{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:rs,endingEnd:rs}}intervalChanged_(e,t,n){const i=this.parameterPositions;let r=e-2,a=e+1,o=i[r],l=i[a];if(o===void 0)switch(this.getSettings_().endingStart){case as:r=e,o=2*t-n;break;case ha:r=i.length-2,o=t+i[r]-i[r+1];break;default:r=e,o=n}if(l===void 0)switch(this.getSettings_().endingEnd){case as:a=e,l=2*n-t;break;case ha:a=1,l=n+i[1]-i[0];break;default:a=e-1,l=t}const c=(n-t)*.5,h=this.valueSize;this._weightPrev=c/(t-o),this._weightNext=c/(l-n),this._offsetPrev=r*h,this._offsetNext=a*h}interpolate_(e,t,n,i){const r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=e*o,c=l-o,h=this._offsetPrev,d=this._offsetNext,u=this._weightPrev,f=this._weightNext,p=(n-t)/(i-t),_=p*p,g=_*p,m=-u*g+2*u*_-u*p,x=(1+u)*g+(-1.5-2*u)*_+(-.5+u)*p+1,y=(-1-f)*g+(1.5+f)*_+.5*p,M=f*g-f*_;for(let w=0;w!==o;++w)r[w]=m*a[h+w]+x*a[c+w]+y*a[l+w]+M*a[d+w];return r}}class ed extends nr{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=e*o,c=l-o,h=(n-t)/(i-t),d=1-h;for(let u=0;u!==o;++u)r[u]=a[c+u]*d+a[l+u]*h;return r}}class lm extends nr{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class cm extends nr{interpolate_(e,t,n,i){const r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=e*o,c=l-o,h=this.settings||this.DefaultSettings_,d=h.inTangents,u=h.outTangents;if(!d||!u){const _=(n-t)/(i-t),g=1-_;for(let m=0;m!==o;++m)r[m]=a[c+m]*g+a[l+m]*_;return r}const f=o*2,p=e-1;for(let _=0;_!==o;++_){const g=a[c+_],m=a[l+_],x=p*f+_*2,y=u[x],M=u[x+1],w=e*f+_*2,b=d[w],R=d[w+1];let v=(n-t)/(i-t),A,P,I,N,H;for(let W=0;W<8;W++){A=v*v,P=A*v,I=1-v,N=I*I,H=N*I;const B=H*t+3*N*v*y+3*I*A*b+P*i-n;if(Math.abs(B)<1e-10)break;const k=3*N*(y-t)+6*I*v*(b-y)+3*A*(i-b);if(Math.abs(k)<1e-10)break;v=v-B/k,v=Math.max(0,Math.min(1,v))}r[_]=H*g+3*N*v*M+3*I*A*R+P*m}return r}}class mn{constructor(e,t,n,i){if(e===void 0)throw new Error("THREE.KeyframeTrack: track name is undefined");if(t===void 0||t.length===0)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=Ei(t,this.TimeBufferType),this.values=Ei(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let n;if(t.toJSON!==this.toJSON)n=t.toJSON(e);else{n={name:e.name,times:Ei(e.times,Array),values:Ei(e.values,Array)};const i=e.getInterpolation();i!==e.DefaultInterpolation&&(n.interpolation=i)}return n.type=e.ValueTypeName,n}InterpolantFactoryMethodDiscrete(e){return new lm(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new ed(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new om(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodBezier(e){const t=new cm(this.times,this.values,this.getValueSize(),e);return this.settings&&(t.settings=this.settings),t}setInterpolation(e){let t;switch(e){case ca:t=this.InterpolantFactoryMethodDiscrete;break;case pl:t=this.InterpolantFactoryMethodLinear;break;case Fa:t=this.InterpolantFactoryMethodSmooth;break;case Ic:t=this.InterpolantFactoryMethodBezier;break}if(t===void 0){const n="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(this.createInterpolant===void 0)if(e!==this.DefaultInterpolation)this.setInterpolation(this.DefaultInterpolation);else throw new Error(n);return de("KeyframeTrack:",n),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return ca;case this.InterpolantFactoryMethodLinear:return pl;case this.InterpolantFactoryMethodSmooth:return Fa;case this.InterpolantFactoryMethodBezier:return Ic}}getValueSize(){return this.values.length/this.times.length}shift(e){if(e!==0){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]+=e}return this}scale(e){if(e!==1){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]*=e}return this}trim(e,t){const n=this.times,i=n.length;let r=0,a=i-1;for(;r!==i&&n[r]<e;)++r;for(;a!==-1&&n[a]>t;)--a;if(++a,r!==0||a!==i){r>=a&&(a=Math.max(a,1),r=a-1);const o=this.getValueSize();this.times=n.slice(r,a),this.values=this.values.slice(r*o,a*o)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!==0&&(Pe("KeyframeTrack: Invalid value size in track.",this),e=!1);const n=this.times,i=this.values,r=n.length;r===0&&(Pe("KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let o=0;o!==r;o++){const l=n[o];

9if(typeof l=="number"&&isNaN(l)){Pe("KeyframeTrack: Time is not a valid number.",this,o,l),e=!1;break}if(a!==null&&a>l){Pe("KeyframeTrack: Out of order keys.",this,o,l,a),e=!1;break}a=l}if(i!==void 0&&Cu(i))for(let o=0,l=i.length;o!==l;++o){const c=i[o];if(isNaN(c)){Pe("KeyframeTrack: Value is not a valid number.",this,o,c),e=!1;break}}return e}optimize(){const e=this.times.slice(),t=this.values.slice(),n=this.getValueSize(),i=this.getInterpolation()===Fa,r=e.length-1;let a=1;for(let o=1;o<r;++o){let l=!1;const c=e[o],h=e[o+1];if(c!==h&&(o!==1||c!==e[0]))if(i)l=!0;else{const d=o*n,u=d-n,f=d+n;for(let p=0;p!==n;++p){const _=t[d+p];if(_!==t[u+p]||_!==t[f+p]){l=!0;break}}}if(l){if(o!==a){e[a]=e[o];const d=o*n,u=a*n;for(let f=0;f!==n;++f)t[u+f]=t[d+f]}++a}}if(r>0){e[a]=e[r];for(let o=r*n,l=a*n,c=0;c!==n;++c)t[l+c]=t[o+c];++a}return a!==e.length?(this.times=e.slice(0,a),this.values=t.slice(0,a*n)):(this.times=e,this.values=t),this}clone(){const e=this.times.slice(),t=this.values.slice(),n=this.constructor,i=new n(this.name,e,t);return i.createInterpolant=this.createInterpolant,i}}mn.prototype.ValueTypeName="";mn.prototype.TimeBufferType=Float32Array;mn.prototype.ValueBufferType=Float32Array;mn.prototype.DefaultInterpolation=pl;class vs extends mn{constructor(e,t,n){super(e,t,n)}}vs.prototype.ValueTypeName="bool";vs.prototype.ValueBufferType=Array;vs.prototype.DefaultInterpolation=ca;vs.prototype.InterpolantFactoryMethodLinear=void 0;vs.prototype.InterpolantFactoryMethodSmooth=void 0;class td extends mn{constructor(e,t,n,i){super(e,t,n,i)}}td.prototype.ValueTypeName="color";class xa extends mn{constructor(e,t,n,i){super(e,t,n,i)}}xa.prototype.ValueTypeName="number";class hm extends nr{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=(n-t)/(i-t);let c=e*o;for(let h=c+o;c!==h;c+=4)Zt.slerpFlat(r,0,a,c-o,a,c,l);return r}}class Ia extends mn{constructor(e,t,n,i){super(e,t,n,i)}InterpolantFactoryMethodLinear(e){return new hm(this.times,this.values,this.getValueSize(),e)}}Ia.prototype.ValueTypeName="quaternion";Ia.prototype.InterpolantFactoryMethodSmooth=void 0;class ys extends mn{constructor(e,t,n){super(e,t,n)}}ys.prototype.ValueTypeName="string";ys.prototype.ValueBufferType=Array;ys.prototype.DefaultInterpolation=ca;ys.prototype.InterpolantFactoryMethodLinear=void 0;ys.prototype.InterpolantFactoryMethodSmooth=void 0;class va extends mn{constructor(e,t,n,i){super(e,t,n,i)}}va.prototype.ValueTypeName="vector";class ya{constructor(e="",t=-1,n=[],i=Dl){this.name=e,this.tracks=n,this.duration=t,this.blendMode=i,this.uuid=sn(),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(dm(n[a]).scale(i));const r=new this(e.name,e.duration,t,e.blendMode);return r.uuid=e.uuid,r.userData=JSON.parse(e.userData||"{}"),r}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 r=0,a=n.length;r!==a;++r)t.push(mn.toJSON(n[r]));return i}static CreateFromMorphTargetSequence(e,t,n,i){const r=t.length,a=[];for(let o=0;o<r;o++){let l=[],c=[];l.push((o+r-1)%r,o,(o+1)%r),c.push(0,1,0);const h=ju(l);l=yl(l,1,h),c=yl(c,1,h),!i&&l[0]===0&&(l.push(r),c.push(c[0])),a.push(new xa(".morphTargetInfluences["+t[o].name+"]",l,c).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={},r=/^([\w-]*?)([\d]+)$/;for(let o=0,l=e.length;o<l;o++){const c=e[o],h=c.name.match(r);if(h&&h.length>1){const d=h[1];let u=i[d];u||(i[d]=u=[]),u.push(c)}}const a=[];for(const o in i)a.push(this.CreateFromMorphTargetSequence(o,i[o],t,n));return a}static parseAnimation(e,t){if(de("AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!e)return Pe("AnimationClip: No animation in JSONLoader data."),null;const n=function(d,u,f,p,_){if(f.length!==0){const g=[],m=[];ac(f,g,m,p),g.length!==0&&_.push(new d(u,g,m))}},i=[],r=e.name||"default",a=e.fps||30,o=e.blendMode;let l=e.length||-1;const c=e.hierarchy||[];for(let d=0;d<c.length;d++){const u=c[d].keys;if(!(!u||u.length===0))if(u[0].morphTargets){const f={};let p;for(p=0;p<u.length;p++)if(u[p].morphTargets)for(let _=0;_<u[p].morphTargets.length;_++)f[u[p].morphTargets[_]]=-1;for(const _ in f){const g=[],m=[];for(let x=0;x!==u[p].morphTargets.length;++x){const y=u[p];g.push(y.time),m.push(y.morphTarget===_?1:0)}i.push(new xa(".morphTargetInfluence["+_+"]",g,m))}l=f.length*a}else{const f=".bones["+t[d].name+"]";n(va,f+".position",u,"pos",i),n(Ia,f+".quaternion",u,"rot",i),n(va,f+".scale",u,"scl",i)}}return i.length===0?null:new this(r,l,i,o)}resetDuration(){const e=this.tracks;let t=0;for(let n=0,i=e.length;n!==i;++n){const r=this.tracks[n];t=Math.max(t,r.times[r.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 um(s){switch(s.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return xa;case"vector":case"vector2":case"vector3":case"vector4":return va;case"color":return td;case"quaternion":return Ia;case"bool":case"boolean":return vs;case"string":return ys}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+s)}function dm(s){if(s.type===void 0)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=um(s.type);if(s.times===void 0){const t=[],n=[];ac(s.keys,t,n,"value"),s.times=t,s.values=n}return e.parse!==void 0?e.parse(s):new e(s.name,s.times,s.values,s.interpolation)}const zn={enabled:!1,files:{},add:function(s,e){this.enabled!==!1&&(Sh(s)||(this.files[s]=e))},get:function(s){if(this.enabled!==!1&&!Sh(s))return this.files[s]},remove:function(s){delete this.files[s]},clear:function(){this.files={}}};function Sh(s){try{const e=s.slice(s.indexOf(":")+1);return new URL(e).protocol==="blob:"}catch{return!1}}class nd{constructor(e,t,n){const i=this;let r=!1,a=0,o=0,l;const c=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=n,this._abortController=null,this.itemStart=function(h){o++,r===!1&&i.onStart!==void 0&&i.onStart(h,a,o),r=!0},this.itemEnd=function(h){a++,i.onProgress!==void 0&&i.onProgress(h,a,o),a===o&&(r=!1,i.onLoad!==void 0&&i.onLoad())},this.itemError=function(h){i.onError!==void 0&&i.onError(h)},this.resolveURL=function(h){return l?l(h):h},this.setURLModifier=function(h){return l=h,this},this.addHandler=function(h,d){return c.push(h,d),this},this.removeHandler=function(h){const d=c.indexOf(h);return d!==-1&&c.splice(d,2),this},this.getHandler=function(h){for(let d=0,u=c.length;d<u;d+=2){const f=c[d],p=c[d+1];if(f.global&&(f.lastIndex=0),f.test(h))return p}return null},this.abort=function(){return this.abortController.abort(),this._abortController=null,this}}get abortController(){return this._abortController||(this._abortController=new AbortController),this._abortController}}const fm=new nd;class rn{constructor(e){this.manager=e!==void 0?e:fm,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={},typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}load(){}loadAsync(e,t){const n=this;return new Promise(function(i,r){n.load(e,i,t,r)})}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}abort(){return this}}rn.DEFAULT_MATERIAL_NAME="__DEFAULT";const Nn={};class pm extends Error{constructor(e,t){super(e),this.response=t}}class oi extends rn{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 r=zn.get(`file:${e}`);if(r!==void 0){this.manager.itemStart(e),setTimeout(()=>{t&&t(r),this.manager.itemEnd(e)},0);return}if(Nn[e]!==void 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v=h[b];v.onProgress&&v.onProgress(w)}m.enqueue(M),x()}},y=>{m.error(y)})}}});return new Response(g)}else throw new pm(`fetch for "${c.url}" responded with ${c.status}: ${c.statusText}`,c)}).then(c=>{switch(l){case"arraybuffer":return c.arrayBuffer();case"blob":return c.blob();case"document":return c.text().then(h=>new DOMParser().parseFromString(h,o));case"json":return c.json();default:if(o==="")return c.text();{const d=/charset="?([^;"\s]*)"?/i.exec(o),u=d&&d[1]?d[1].toLowerCase():void 0,f=new TextDecoder(u);return c.arrayBuffer().then(p=>f.decode(p))}}}).then(c=>{zn.add(`file:${e}`,c);const h=Nn[e];delete Nn[e];for(let d=0,u=h.length;d<u;d++){const f=h[d];f.onLoad&&f.onLoad(c)}}).catch(c=>{const h=Nn[e];if(h===void 0)throw this.manager.itemError(e),c;delete Nn[e];for(let d=0,u=h.length;d<u;d++){const f=h[d];f.onError&&f.onError(c)}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}}class aM extends rn{constructor(e){super(e)}load(e,t,n,i){const r=this,a=new oi(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,function(o){try{t(r.parse(JSON.parse(o)))}catch(l){i?i(l):Pe(l),r.manager.itemError(e)}},n,i)}parse(e){const t=[];for(let n=0;n<e.length;n++){const i=ya.parse(e[n]);t.push(i)}return t}}class oM extends rn{constructor(e){super(e)}load(e,t,n,i){const r=this,a=[],o=new Xl,l=new oi(this.manager);l.setPath(this.path),l.setResponseType("arraybuffer"),l.setRequestHeader(this.requestHeader),l.setWithCredentials(r.withCredentials);let c=0;function h(d){l.load(e[d],function(u){const f=r.parse(u,!0);a[d]={width:f.width,height:f.height,format:f.format,mipmaps:f.mipmaps},c+=1,c===6&&(f.mipmapCount===1&&(o.minFilter=_t),o.image=a,o.format=f.format,o.needsUpdate=!0,t&&t(o))},n,i)}if(Array.isArray(e))for(let d=0,u=e.length;d<u;++d)h(d);else l.load(e,function(d){const u=r.parse(d,!0);if(u.isCubemap){const f=u.mipmaps.length/u.mipmapCount;for(let p=0;p<f;p++){a[p]={mipmaps:[]};for(let _=0;_<u.mipmapCount;_++)a[p].mipmaps.push(u.mipmaps[p*u.mipmapCount+_]),a[p].format=u.format,a[p].width=u.width,a[p].height=u.height}o.image=a}else o.image.width=u.width,o.image.height=u.height,o.mipmaps=u.mipmaps;u.mipmapCount===1&&(o.minFilter=_t),o.format=u.format,o.needsUpdate=!0,t&&t(o)},n,i);return o}}const ji=new WeakMap;class Ma extends rn{constructor(e){super(e)}load(e,t,n,i){this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const r=this,a=zn.get(`image:${e}`);if(a!==void 0){if(a.complete===!0)r.manager.itemStart(e),setTimeout(function(){t&&t(a),r.manager.itemEnd(e)},0);else{let d=ji.get(a);d===void 0&&(d=[],ji.set(a,d)),d.push({onLoad:t,onError:i})}return a}const o=Ys("img");function l(){h(),t&&t(this);const d=ji.get(this)||[];for(let u=0;u<d.length;u++){const f=d[u];f.onLoad&&f.onLoad(this)}ji.delete(this),r.manager.itemEnd(e)}function c(d){h(),i&&i(d),zn.remove(`image:${e}`);const u=ji.get(this)||[];for(let f=0;f<u.length;f++){const p=u[f];p.onError&&p.onError(d)}ji.delete(this),r.manager.itemError(e),r.manager.itemEnd(e)}function h(){o.removeEventListener("load",l,!1),o.removeEventListener("error",c,!1)}return o.addEventListener("load",l,!1),o.addEventListener("error",c,!1),e.slice(0,5)!=="data:"&&this.crossOrigin!==void 0&&(o.crossOrigin=this.crossOrigin),zn.add(`image:${e}`,o),r.manager.itemStart(e),o.src=e,o}}class lM extends rn{constructor(e){super(e)}load(e,t,n,i){const r=new Aa;

9r.colorSpace=jt;const a=new Ma(this.manager);a.setCrossOrigin(this.crossOrigin),a.setPath(this.path);let o=0;function l(c){a.load(e[c],function(h){r.images[c]=h,o++,o===6&&(r.needsUpdate=!0,t&&t(r))},void 0,i)}for(let c=0;c<e.length;++c)l(c);return r}}class cM extends rn{constructor(e){super(e)}load(e,t,n,i){const r=this,a=new An,o=new oi(this.manager);return o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setPath(this.path),o.setWithCredentials(r.withCredentials),o.load(e,function(l){let c;try{c=r.parse(l)}catch(h){i!==void 0?i(h):Pe(h);return}c.image!==void 0?a.image=c.image:c.data!==void 0&&(a.image.width=c.width,a.image.height=c.height,a.image.data=c.data),a.wrapS=c.wrapS!==void 0?c.wrapS:nn,a.wrapT=c.wrapT!==void 0?c.wrapT:nn,a.magFilter=c.magFilter!==void 0?c.magFilter:_t,a.minFilter=c.minFilter!==void 0?c.minFilter:_t,a.anisotropy=c.anisotropy!==void 0?c.anisotropy:1,c.colorSpace!==void 0&&(a.colorSpace=c.colorSpace),c.flipY!==void 0&&(a.flipY=c.flipY),c.format!==void 0&&(a.format=c.format),c.type!==void 0&&(a.type=c.type),c.mipmaps!==void 0&&(a.mipmaps=c.mipmaps,a.minFilter=Bn),c.mipmapCount===1&&(a.minFilter=_t),c.generateMipmaps!==void 0&&(a.generateMipmaps=c.generateMipmaps),a.needsUpdate=!0,t&&t(a,c)},n,i),a}}class hM extends rn{constructor(e){super(e)}load(e,t,n,i){const r=new Mt,a=new Ma(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(e,function(o){r.image=o,r.needsUpdate=!0,t!==void 0&&t(r)},n,i),r}}class Ui extends ot{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new be(e),this.intensity=t}dispose(){this.dispatchEvent({type:"dispose"})}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,t}}class mm extends Ui{constructor(e,t,n){super(e,n),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(ot.DEFAULT_UP),this.updateMatrix(),this.groundColor=new be(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}toJSON(e){const t=super.toJSON(e);return t.object.groundColor=this.groundColor.getHex(),t}}const go=new Ge,bh=new C,Th=new C;class oc{constructor(e){this.camera=e,this.intensity=1,this.bias=0,this.biasNode=null,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new K(512,512),this.mapType=en,this.map=null,this.mapPass=null,this.matrix=new Ge,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new er,this._frameExtents=new K(1,1),this._viewportCount=1,this._viewports=[new dt(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;bh.setFromMatrixPosition(e.matrixWorld),t.position.copy(bh),Th.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(Th),t.updateMatrixWorld(),go.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(go,t.coordinateSystem,t.reversedDepth),t.coordinateSystem===ds||t.reversedDepth?n.set(.5,0,0,.5,0,.5,0,.5,0,0,1,0,0,0,0,1):n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(go)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.intensity=e.intensity,this.bias=e.bias,this.radius=e.radius,this.autoUpdate=e.autoUpdate,this.needsUpdate=e.needsUpdate,this.normalBias=e.normalBias,this.blurSamples=e.blurSamples,this.mapSize.copy(e.mapSize),this.biasNode=e.biasNode,this}clone(){return new this.constructor().copy(this)}toJSON(){const e={};return this.intensity!==1&&(e.intensity=this.intensity),this.bias!==0&&(e.bias=this.bias),this.normalBias!==0&&(e.normalBias=this.normalBias),this.radius!==1&&(e.radius=this.radius),(this.mapSize.x!==512||this.mapSize.y!==512)&&(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}const zr=new C,Vr=new Zt,yn=new C;class lc extends ot{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Ge,this.projectionMatrix=new Ge,this.projectionMatrixInverse=new Ge,this.coordinateSystem=ln,this._reversedDepth=!1}get reversedDepth(){return this._reversedDepth}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorld.decompose(zr,Vr,yn),yn.x===1&&yn.y===1&&yn.z===1?this.matrixWorldInverse.copy(this.matrixWorld).invert():this.matrixWorldInverse.compose(zr,Vr,yn.set(1,1,1)).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorld.decompose(zr,Vr,yn),yn.x===1&&yn.y===1&&yn.z===1?this.matrixWorldInverse.copy(this.matrixWorld).invert():this.matrixWorldInverse.compose(zr,Vr,yn.set(1,1,1)).invert()}clone(){return new this.constructor().copy(this)}}const ei=new C,Ah=new K,Eh=new K;class Ft extends lc{constructor(e=50,t=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=e.view===null?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=fs*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(wi*.5*this.fov);return .5*this.getFilmHeight()/e}

9getEffectiveFOV(){return fs*2*Math.atan(Math.tan(wi*.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){ei.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(ei.x,ei.y).multiplyScalar(-e/ei.z),ei.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(ei.x,ei.y).multiplyScalar(-e/ei.z)}getViewSize(e,t){return this.getViewBounds(e,Ah,Eh),t.subVectors(Eh,Ah)}setViewOffset(e,t,n,i,r,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=r,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(wi*.5*this.fov)/this.zoom,n=2*t,i=this.aspect*n,r=-.5*i;const a=this.view;if(this.view!==null&&this.view.enabled){const l=a.fullWidth,c=a.fullHeight;r+=a.offsetX*i/l,t-=a.offsetY*n/c,i*=a.width/l,n*=a.height/c}const o=this.filmOffset;o!==0&&(r+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+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 gm extends oc{constructor(){super(new Ft(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1,this.aspect=1}updateMatrices(e){const t=this.camera,n=fs*2*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height*this.aspect,r=e.distance||t.far;(n!==t.fov||i!==t.aspect||r!==t.far)&&(t.fov=n,t.aspect=i,t.far=r,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class _m extends Ui{constructor(e,t,n=0,i=Math.PI/3,r=0,a=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(ot.DEFAULT_UP),this.updateMatrix(),this.target=new ot,this.distance=n,this.angle=i,this.penumbra=r,this.decay=a,this.map=null,this.shadow=new gm}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 xm extends oc{constructor(){super(new Ft(90,1,.5,500)),this.isPointLightShadow=!0}}class vm extends Ui{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 xm}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 Pa extends lc{constructor(e=-1,t=1,n=1,i=-1,r=.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=r,this.far=a,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=e.view===null?null:Object.assign({},e.view),this}setViewOffset(e,t,n,i,r,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=r,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 r=n-e,a=n+e,o=i+t,l=i-t;if(this.view!==null&&this.view.enabled){const c=(this.right-this.left)/this.view.fullWidth/this.zoom,h=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=c*this.view.offsetX,a=r+c*this.view.width,o-=h*this.view.offsetY,l=o-h*this.view.height}

9this.projectionMatrix.makeOrthographic(r,a,o,l,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 ym extends oc{constructor(){super(new Pa(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Mm extends Ui{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(ot.DEFAULT_UP),this.updateMatrix(),this.target=new ot,this.shadow=new ym}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 Sm extends Ui{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class bm extends Ui{constructor(e,t,n=10,i=10){super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=n,this.height=i}get power(){return this.intensity*this.width*this.height*Math.PI}set power(e){this.intensity=e/(this.width*this.height*Math.PI)}copy(e){return super.copy(e),this.width=e.width,this.height=e.height,this}toJSON(e){const t=super.toJSON(e);return t.object.width=this.width,t.object.height=this.height,t}}class id{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new C)}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,r=e.z,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.282095),t.addScaledVector(a[1],.488603*i),t.addScaledVector(a[2],.488603*r),t.addScaledVector(a[3],.488603*n),t.addScaledVector(a[4],1.092548*(n*i)),t.addScaledVector(a[5],1.092548*(i*r)),t.addScaledVector(a[6],.315392*(3*r*r-1)),t.addScaledVector(a[7],1.092548*(n*r)),t.addScaledVector(a[8],.546274*(n*n-i*i)),t}getIrradianceAt(e,t){const n=e.x,i=e.y,r=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*r),t.addScaledVector(a[3],2*.511664*n),t.addScaledVector(a[4],2*.429043*n*i),t.addScaledVector(a[5],2*.429043*i*r),t.addScaledVector(a[6],.743125*r*r-.247708),t.addScaledVector(a[7],2*.429043*n*r),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,r=e.z;t[0]=.282095,t[1]=.488603*i,t[2]=.488603*r,t[3]=.488603*n,t[4]=1.092548*n*i,t[5]=1.092548*i*r,t[6]=.315392*(3*r*r-1),t[7]=1.092548*n*r,t[8]=.546274*(n*n-i*i)}}class Tm extends Ui{constructor(e=new id,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 cc extends rn{constructor(e){super(e),this.textures={}}load(e,t,n,i){const r=this,a=new oi(r.manager);a.setPath(r.path),a.setRequestHeader(r.requestHeader),a.setWithCredentials(r.withCredentials),a.load(e,function(o){try{t(r.parse(JSON.parse(o)))}catch(l){i?i(l):Pe(l),r.manager.itemError(e)}},n,i)}parse(e){const t=this.textures;function n(r){return t[r]===void 0&&de("MaterialLoader: Undefined texture",r),t[r]}const i=this.createMaterialFromType(e.type);if(e.uuid!==void 0&&(i.uuid=e.uuid),e.name!==void 0&&(i.name=e.name),e.color!==void 0&&i.color!==void 0&&i.color.setHex(e.color),e.roughness!==void 0&&(i.roughness=e.roughness),e.metalness!==void 0&&(i.metalness=e.metalness),e.sheen!==void 0&&(i.sheen=e.sheen),e.sheenColor!==void 0&&(i.sheenColor=new be().setHex(e.sheenColor)),e.sheenRoughness!==void 0&&(i.sheenRoughness=e.sheenRoughness),e.emissive!==void 0&&i.emissive!==void 0&&i.emissive.setHex(e.emissive),e.specular!==void 0&&i.specular!==void 0&&i.specular.setHex(e.specular),e.specularIntensity!==void 0&&(i.specularIntensity=e.specularIntensity),e.specularColor!==void 0&&i.specularColor!==void 0&&i.specularColor.setHex(e.specularColor),e.shininess!==void 0&&(i.shininess=e.shininess),e.clearcoat!==void 0&&(i.clearcoat=e.clearcoat),e.clearcoatRoughness!==void 0&&(i.clearcoatRoughness=e.clearcoatRoughness),e.dispersion!==void 0&&(i.dispersion=e.dispersion),e.iridescence!==void 0&&(i.iridescence=e.iridescence),e.iridescenceIOR!==void 0&&(i.iridescenceIOR=e.iridescenceIOR),e.iridescenceThicknessRange!==void 0&&(i.iridescenceThicknessRange=e.iridescenceThicknessRange),e.transmission!==void 0&&(i.transmission=e.transmission),e.thickness!==void 0&&(i.thickness=e.thickness),e.attenuationDistance!==void 0&&(i.attenuationDistance=e.attenuationDistance),e.attenuationColor!==void 0&&i.attenuationColor!==void 0&&i.attenuationColor.setHex(e.attenuationColor),e.anisotropy!==void 0&&(i.anisotropy=e.anisotropy),e.anisotropyRotation!==void 0&&(i.anisotropyRotation=e.anisotropyRotation),e.fog!==void 0&&(i.fog=e.fog),e.flatShading!==void 0&&(i.flatShading=e.flatShading),e.blending!==void 0&&(i.blending=e.blending),e.combine!==void 0&&(i.combine=e.combine),e.side!==void 0&&(i.side=e.side),e.shadowSide!==void 0&&(i.shadowSide=e.shadowSide),e.opacity!==void 0&&(i.opacity=e.opacity),e.transparent!==void 0&&(i.transparent=e.transparent),e.alphaTest!==void 0&&(i.alphaTest=e.alphaTest),e.alphaHash!==void 0&&(i.alphaHash=e.alphaHash),e.depthFunc!==void 0&&(i.depthFunc=e.depthFunc),e.depthTest!==void 0&&(i.depthTest=e.depthTest),e.depthWrite!==void 0&&(i.depthWrite=e.depthWrite),e.colorWrite!==void 0&&(i.colorWrite=e.colorWrite),e.blendSrc!==void 0&&(i.blendSrc=e.blendSrc),e.blendDst!==void 0&&(i.blendDst=e.blendDst),e.blendEquation!==void 0&&(i.blendEquation=e.blendEquation),e.blendSrcAlpha!==void 0&&(i.blendSrcAlpha=e.blendSrcAlpha),e.blendDstAlpha!==void 0&&(i.blendDstAlpha=e.blendDstAlpha),e.blendEquationAlpha!==void 0&&(i.blendEquationAlpha=e.blendEquationAlpha),e.blendColor!==void 0&&i.blendColor!==void 0&&i.blendColor.setHex(e.blendColor),e.blendAlpha!==void 0&&(i.blendAlpha=e.blendAlpha),e.stencilWriteMask!==void 0&&(i.stencilWriteMask=e.stencilWriteMask),e.stencilFunc!==void 0&&(i.stencilFunc=e.stencilFunc),e.stencilRef!==void 0&&(i.stencilRef=e.stencilRef),e.stencilFuncMask!==void 0&&(i.stencilFuncMask=e.stencilFuncMask),e.stencilFail!==void 0&&(i.stencilFail=e.stencilFail),e.stencilZFail!==void 0&&(i.stencilZFail=e.stencilZFail),e.stencilZPass!==void 0&&(i.stencilZPass=e.stencilZPass),e.stencilWrite!==void 0&&(i.stencilWrite=e.stencilWrite),e.wireframe!==void 0&&(i.wireframe=e.wireframe),e.wireframeLinewidth!==void 0&&(i.wireframeLinewidth=e.wireframeLinewidth),e.wireframeLinecap!==void 0&&(i.wireframeLinecap=e.wireframeLinecap),e.wireframeLinejoin!==void 0&&(i.wireframeLinejoin=e.wireframeLinejoin),e.rotation!==void 0&&(i.rotation=e.rotation),e.linewidth!==void 0&&(i.linewidth=e.linewidth),e.dashSize!==void 0&&(i.dashSize=e.dashSize),e.gapSize!==void 0&&(i.gapSize=e.gapSize),e.scale!==void 0&&(i.scale=e.scale),e.polygonOffset!==void 0&&(i.polygonOffset=e.polygonOffset),e.polygonOffsetFactor!==void 0&&(i.polygonOffsetFactor=e.polygonOffsetFactor),e.polygonOffsetUnits!==void 0&&(i.polygonOffsetUnits=e.polygonOffsetUnits),e.dithering!==void 0&&(i.dithering=e.dithering),e.alphaToCoverage!==void 0&&(i.alphaToCoverage=e.alphaToCoverage),e.premultipliedAlpha!==void 0&&(i.premultipliedAlpha=e.premultipliedAlpha),e.forceSinglePass!==void 0&&(i.forceSinglePass=e.forceSinglePass),e.allowOverride!==void 0&&(i.allowOverride=e.allowOverride),e.visible!==void 0&&(i.visible=e.visible),e.toneMapped!==void 0&&(i.toneMapped=e.toneMapped),e.userData!==void 0&&(i.userData=e.userData),e.vertexColors!==void 0&&(typeof e.vertexColors=="number"?i.vertexColors=e.vertexColors>0:i.vertexColors=e.vertexColors),e.uniforms!==void 0)for(const r in e.uniforms){const a=e.uniforms[r];switch(i.uniforms[r]={},a.type){case"t":i.uniforms[r].value=n(a.value);break;case"c":i.uniforms[r].value=new be().setHex(a.value);break;case"v2":i.uniforms[r].value=new K().fromArray(a.value);break;case"v3":i.uniforms[r].value=new C().fromArray(a.value);break;case"v4":i.uniforms[r].value=new dt().fromArray(a.value);break;case"m3":i.uniforms[r].value=new qe().fromArray(a.value);break;case"m4":i.uniforms[r].value=new Ge().fromArray(a.value);break;default:i.uniforms[r].value=a.value}}if(e.defines!==void 0&&(i.defines=e.defines),e.vertexShader!==void 0&&(i.vertexShader=e.vertexShader),e.fragmentShader!==void 0&&(i.fragmentShader=e.fragmentShader),e.glslVersion!==void 0&&(i.glslVersion=e.glslVersion),e.extensions!==void 0)for(const r in e.extensions)i.extensions[r]=e.extensions[r];if(e.lights!==void 0&&(i.lights=e.lights),e.clipping!==void 0&&(i.clipping=e.clipping),e.size!==void 0&&(i.size=e.size),e.sizeAttenuation!==void 0&&(i.sizeAttenuation=e.sizeAttenuation),e.map!==void 0&&(i.map=n(e.map)),e.matcap!==void 0&&(i.matcap=n(e.matcap)),e.alphaMap!==void 0&&(i.alphaMap=n(e.alphaMap)),e.bumpMap!==void 0&&(i.bumpMap=n(e.bumpMap)),e.bumpScale!==void 0&&(i.bumpScale=e.bumpScale),e.normalMap!==void 0&&(i.normalMap=n(e.normalMap)),e.normalMapType!==void 0&&(i.normalMapType=e.normalMapType),e.normalScale!==void 0){let r=e.normalScale;Array.isArray(r)===!1&&(r=[r,r]),i.normalScale=new K().fromArray(r)}return e.displacementMap!==void 0&&(i.displacementMap=n(e.displacementMap)),e.displacementScale!==void 0&&(i.displacementScale=e.displacementScale),e.displacementBias!==void 0&&(i.displacementBias=e.displacementBias),e.roughnessMap!==void 0&&(i.roughnessMap=n(e.roughnessMap)),e.metalnessMap!==void 0&&(i.metalnessMap=n(e.metalnessMap)),e.emissiveMap!==void 0&&(i.emissiveMap=n(e.emissiveMap)),e.emissiveIntensity!==void 0&&(i.emissiveIntensity=e.emissiveIntensity),e.specularMap!==void 0&&(i.specularMap=n(e.specularMap)),e.specularIntensityMap!==void 0&&(i.specularIntensityMap=n(e.specularIntensityMap)),e.specularColorMap!==void 0&&(i.specularColorMap=n(e.specularColorMap)),e.envMap!==void 0&&(i.envMap=n(e.envMap)),e.envMapRotation!==void 0&&i.envMapRotation.fromArray(e.envMapRotation),e.envMapIntensity!==void 0&&(i.envMapIntensity=e.envMapIntensity),e.reflectivity!==void 0&&(i.reflectivity=e.reflectivity),e.refractionRatio!==void 0&&(i.refractionRatio=e.refractionRatio),e.lightMap!==void 0&&(i.lightMap=n(e.lightMap)),e.lightMapIntensity!==void 0&&(i.lightMapIntensity=e.lightMapIntensity),e.aoMap!==void 0&&(i.aoMap=n(e.aoMap)),e.aoMapIntensity!==void 0&&(i.aoMapIntensity=e.aoMapIntensity),e.gradientMap!==void 0&&(i.gradientMap=n(e.gradientMap)),e.clearcoatMap!==void 0&&(i.clearcoatMap=n(e.clearcoatMap)),e.clearcoatRoughnessMap!==void 0&&(i.clearcoatRoughnessMap=n(e.clearcoatRoughnessMap)),e.clearcoatNormalMap!==void 0&&(i.clearcoatNormalMap=n(e.clearcoatNormalMap)),e.clearcoatNormalScale!==void 0&&(i.clearcoatNormalScale=new K().fromArray(e.clearcoatNormalScale)),e.iridescenceMap!==void 0&&(i.iridescenceMap=n(e.iridescenceMap)),e.iridescenceThicknessMap!==void 0&&(i.iridescenceThicknessMap=n(e.iridescenceThicknessMap)),e.transmissionMap!==void 0&&(i.transmissionMap=n(e.transmissionMap)),e.thicknessMap!==void 0&&(i.thicknessMap=n(e.thicknessMap)),e.anisotropyMap!==void 0&&(i.anisotropyMap=n(e.anisotropyMap)),e.sheenColorMap!==void 0&&(i.sheenColorMap=n(e.sheenColorMap)),e.sheenRoughnessMap!==void 0&&(i.sheenRoughnessMap=n(e.sheenRoughnessMap)),i}setTextures(e){return this.textures=e,this}createMaterialFromType(e){return cc.createMaterialFromType(e)}static createMaterialFromType(e){const t={ShadowMaterial:Yp,SpriteMaterial:Uu,RawShaderMaterial:Ju,ShaderMaterial:pn,PointsMaterial:Ou,MeshPhysicalMaterial:Qp,MeshStandardMaterial:$u,MeshPhongMaterial:jp,MeshToonMaterial:em,MeshNormalMaterial:tm,MeshLambertMaterial:nm,MeshDepthMaterial:Ku,MeshDistanceMaterial:Qu,MeshBasicMaterial:Li,MeshMatcapMaterial:im,LineDashedMaterial:sm,LineBasicMaterial:Jt,Material:Gt};return new t[e]}}class wh{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)}}class Am extends Ye{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}toJSON(){const e=super.toJSON();return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}class Em extends rn{constructor(e){super(e)}load(e,t,n,i){const r=this,a=new oi(r.manager);a.setPath(r.path),a.setRequestHeader(r.requestHeader),a.setWithCredentials(r.withCredentials),a.load(e,function(o){try{t(r.parse(JSON.parse(o)))}catch(l){i?i(l):Pe(l),r.manager.itemError(e)}},n,i)}parse(e){const t={},n={};function i(f,p){if(t[p]!==void 0)return t[p];const g=f.interleavedBuffers[p],m=r(f,g.buffer),x=os(g.type,m),y=new Gl(x,g.stride);return y.uuid=g.uuid,t[p]=y,y}function r(f,p){if(n[p]!==void 0)return n[p];const g=f.arrayBuffers[p],m=new Uint32Array(g).buffer;return n[p]=m,m}const a=e.isInstancedBufferGeometry?new Am:new Ye,o=e.data.index;if(o!==void 0){const f=os(o.type,o.array);a.setIndex(new mt(f,1))}const l=e.data.attributes;for(const f in l){const p=l[f];let _;if(p.isInterleavedBufferAttribute){const g=i(e.data,p.data);_=new ps(g,p.itemSize,p.offset,p.normalized)}else{const g=os(p.type,p.array),m=p.isInstancedBufferAttribute?Zs:mt;_=new m(g,p.itemSize,p.normalized)}p.name!==void 0&&(_.name=p.name),p.usage!==void 0&&_.setUsage(p.usage),a.setAttribute(f,_)}const c=e.data.morphAttributes;if(c)for(const f in c){const p=c[f],_=[];for(let g=0,m=p.length;g<m;g++){const x=p[g];let y;if(x.isInterleavedBufferAttribute){const M=i(e.data,x.data);y=new ps(M,x.itemSize,x.offset,x.normalized)}else{const M=os(x.type,x.array);y=new mt(M,x.itemSize,x.normalized)}x.name!==void 0&&(y.name=x.name),_.push(y)}a.morphAttributes[f]=_}e.data.morphTargetsRelative&&(a.morphTargetsRelative=!0);const d=e.data.groups||e.data.drawcalls||e.data.offsets;if(d!==void 0)for(let f=0,p=d.length;f!==p;++f){const _=d[f];a.addGroup(_.start,_.count,_.materialIndex)}const u=e.data.boundingSphere;return u!==void 0&&(a.boundingSphere=new Ot().fromJSON(u)),e.name&&(a.name=e.name),e.userData&&(a.userData=e.userData),a}}const _o={};class uM extends rn{constructor(e){super(e)}load(e,t,n,i){const r=this,a=this.path===""?wh.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||a;const o=new oi(this.manager);o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,function(l){let c=null;try{c=JSON.parse(l)}catch(d){i!==void 0&&i(d),Pe("ObjectLoader: Can't parse "+e+".",d.message);return}const h=c.metadata;if(h===void 0||h.type===void 0||h.type.toLowerCase()==="geometry"){i!==void 0&&i(new Error("THREE.ObjectLoader: Can't load "+e)),Pe("ObjectLoader: Can't load "+e);return}r.parse(c,t)},n,i)}async loadAsync(e,t){const n=this,i=this.path===""?wh.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||i;const r=new oi(this.manager);r.setPath(this.path),r.setRequestHeader(this.requestHeader),r.setWithCredentials(this.withCredentials);const a=await r.loadAsync(e,t);let o;try{o=JSON.parse(a)}catch(c){throw new Error("ObjectLoader: Can't parse "+e+". "+c.message)}const l=o.metadata;if(l===void 0||l.type===void 0||l.type.toLowerCase()==="geometry")throw new Error("THREE.ObjectLoader: Can't load "+e);return await n.parseAsync(o)}parse(e,t){const n=this.parseAnimations(e.animations),i=this.parseShapes(e.shapes),r=this.parseGeometries(e.geometries,i),a=this.parseImages(e.images,function(){t!==void 0&&t(c)}),o=this.parseTextures(e.textures,a),l=this.parseMaterials(e.materials,o),c=this.parseObject(e.object,r,l,o,n),h=this.parseSkeletons(e.skeletons,c);if(this.bindSkeletons(c,h),this.bindLightTargets(c),t!==void 0){let d=!1;for(const u in a)if(a[u].data instanceof HTMLImageElement){d=!0;break}d===!1&&t(c)}return c}async parseAsync(e){const t=this.parseAnimations(e.animations),n=this.parseShapes(e.shapes),i=this.parseGeometries(e.geometries,n),r=await this.parseImagesAsync(e.images),a=this.parseTextures(e.textures,r),o=this.parseMaterials(e.materials,a),l=this.parseObject(e.object,i,o,a,t),c=this.parseSkeletons(e.skeletons,l);return this.bindSkeletons(l,c),this.bindLightTargets(l),l}static registerGeometry(e,t){_o[e]=t}parseShapes(e){const t={};if(e!==void 0)for(let n=0,i=e.length;n<i;n++){const r=new hs().fromJSON(e[n]);t[r.uuid]=r}return t}parseSkeletons(e,t){const n={},i={};if(t.traverse(function(r){r.isBone&&(i[r.uuid]=r)}),e!==void 0)for(let r=0,a=e.length;r<a;r++){const o=new Hl().fromJSON(e[r],i);n[o.uuid]=o}return n}parseGeometries(e,t){const n={};if(e!==void 0){const i=new Em;for(let r=0,a=e.length;r<a;r++){let o;const l=e[r];switch(l.type){case"BufferGeometry":case"InstancedBufferGeometry":o=i.parse(l);break;default:l.type in yh?o=yh[l.type].fromJSON(l,t):l.type in _o?o=_o[l.type].fromJSON(l,t):de(`ObjectLoader: Unknown geometry type "${l.type}". Use .registerGeometry() before starting the deserialization process.`)}o.uuid=l.uuid,l.name!==void 0&&(o.name=l.name),l.userData!==void 0&&(o.userData=l.userData),n[l.uuid]=o}}return n}parseMaterials(e,t){const n={},i={};if(e!==void 0){const r=new cc;r.setTextures(t);for(let a=0,o=e.length;a<o;a++){const l=e[a];n[l.uuid]===void 0&&(n[l.uuid]=r.parse(l)),i[l.uuid]=n[l.uuid]}}return i}parseAnimations(e){const t={};if(e!==void 0)for(let n=0;n<e.length;n++){const i=e[n],r=ya.parse(i);t[r.uuid]=r}return t}parseImages(e,t){const n=this,i={};let r;function a(l){return n.manager.itemStart(l),r.load(l,function(){n.manager.itemEnd(l)},void 0,function(){n.manager.itemError(l),n.manager.itemEnd(l)})}function o(l){if(typeof l=="string"){const c=l,h=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(c)?c:n.resourcePath+c;return a(h)}else return l.data?{data:os(l.type,l.data),width:l.width,height:l.height}:null}if(e!==void 0&&e.length>0){const l=new nd(t);r=new Ma(l),r.setCrossOrigin(this.crossOrigin);for(let c=0,h=e.length;c<h;c++){const d=e[c],u=d.url;if(Array.isArray(u)){const f=[];for(let p=0,_=u.length;p<_;p++){const g=u[p],m=o(g);m!==null&&(m instanceof HTMLImageElement?f.push(m):f.push(new An(m.data,m.width,m.height)))}i[d.uuid]=new Ai(f)}else{const f=o(d.url);i[d.uuid]=new Ai(f)}}}return i}async parseImagesAsync(e){const t=this,n={};let i;async function r(a){if(typeof a=="string"){const o=a,l=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(o)?o:t.resourcePath+o;return await i.loadAsync(l)}else return a.data?{data:os(a.type,a.data),width:a.width,height:a.height}:null}if(e!==void 0&&e.length>0){i=new Ma(this.manager),i.setCrossOrigin(this.crossOrigin);for(let a=0,o=e.length;a<o;a++){const l=e[a],c=l.url;if(Array.isArray(c)){const h=[];for(let d=0,u=c.length;d<u;d++){const f=c[d],p=await r(f);p!==null&&(p instanceof HTMLImageElement?h.push(p):h.push(new An(p.data,p.width,p.height)))}n[l.uuid]=new Ai(h)}else{const h=await r(l.url);n[l.uuid]=new Ai(h)}}}return n}parseTextures(e,t){function n(r,a){return typeof r=="number"?r:(de("ObjectLoader.parseTexture: Constant should be in numeric form.",r),a[r])}const i={};if(e!==void 0)for(let r=0,a=e.length;r<a;r++){const o=e[r];o.image===void 0&&de('ObjectLoader: No "image" specified for',o.uuid),t[o.image]===void 0&&de("ObjectLoader: Undefined image",o.image);const l=t[o.image],c=l.data;let h;Array.isArray(c)?(h=new Aa,c.length===6&&(h.needsUpdate=!0)):(c&&c.data?h=new An:h=new Mt,c&&(h.needsUpdate=!0)),h.source=l,h.uuid=o.uuid,o.name!==void 0&&(h.name=o.name),o.mapping!==void 0&&(h.mapping=n(o.mapping,wm)),o.channel!==void 0&&(h.channel=o.channel),o.offset!==void 0&&h.offset.fromArray(o.offset),o.repeat!==void 0&&h.repeat.fromArray(o.repeat),o.center!==void 0&&h.center.fromArray(o.center),o.rotation!==void 0&&(h.rotation=o.rotation),o.wrap!==void 0&&(h.wrapS=n(o.wrap[0],Ch),h.wrapT=n(o.wrap[1],Ch)),o.format!==void 0&&(h.format=o.format),o.internalFormat!==void 0&&(h.internalFormat=o.internalFormat),o.type!==void 0&&(h.type=o.type),o.colorSpace!==void 0&&(h.colorSpace

9=o.colorSpace),o.minFilter!==void 0&&(h.minFilter=n(o.minFilter,Rh)),o.magFilter!==void 0&&(h.magFilter=n(o.magFilter,Rh)),o.anisotropy!==void 0&&(h.anisotropy=o.anisotropy),o.flipY!==void 0&&(h.flipY=o.flipY),o.generateMipmaps!==void 0&&(h.generateMipmaps=o.generateMipmaps),o.premultiplyAlpha!==void 0&&(h.premultiplyAlpha=o.premultiplyAlpha),o.unpackAlignment!==void 0&&(h.unpackAlignment=o.unpackAlignment),o.compareFunction!==void 0&&(h.compareFunction=o.compareFunction),o.normalized!==void 0&&(h.normalized=o.normalized),o.userData!==void 0&&(h.userData=o.userData),i[o.uuid]=h}return i}parseObject(e,t,n,i,r){let a;function o(u){return t[u]===void 0&&de("ObjectLoader: Undefined geometry",u),t[u]}function l(u){if(u!==void 0){if(Array.isArray(u)){const f=[];for(let p=0,_=u.length;p<_;p++){const g=u[p];n[g]===void 0&&de("ObjectLoader: Undefined material",g),f.push(n[g])}return f}return n[u]===void 0&&de("ObjectLoader: Undefined material",u),n[u]}}function c(u){return i[u]===void 0&&de("ObjectLoader: Undefined texture",u),i[u]}let h,d;switch(e.type){case"Scene":a=new Of,e.background!==void 0&&(Number.isInteger(e.background)?a.background=new be(e.background):a.background=c(e.background)),e.environment!==void 0&&(a.environment=c(e.environment)),e.fog!==void 0&&(e.fog.type==="Fog"?a.fog=new kl(e.fog.color,e.fog.near,e.fog.far):e.fog.type==="FogExp2"&&(a.fog=new Vl(e.fog.color,e.fog.density)),e.fog.name!==""&&(a.fog.name=e.fog.name)),e.backgroundBlurriness!==void 0&&(a.backgroundBlurriness=e.backgroundBlurriness),e.backgroundIntensity!==void 0&&(a.backgroundIntensity=e.backgroundIntensity),e.backgroundRotation!==void 0&&a.backgroundRotation.fromArray(e.backgroundRotation),e.environmentIntensity!==void 0&&(a.environmentIntensity=e.environmentIntensity),e.environmentRotation!==void 0&&a.environmentRotation.fromArray(e.environmentRotation);break;case"PerspectiveCamera":a=new Ft(e.fov,e.aspect,e.near,e.far),e.focus!==void 0&&(a.focus=e.focus),e.zoom!==void 0&&(a.zoom=e.zoom),e.filmGauge!==void 0&&(a.filmGauge=e.filmGauge),e.filmOffset!==void 0&&(a.filmOffset=e.filmOffset),e.view!==void 0&&(a.view=Object.assign({},e.view));break;case"OrthographicCamera":a=new Pa(e.left,e.right,e.top,e.bottom,e.near,e.far),e.zoom!==void 0&&(a.zoom=e.zoom),e.view!==void 0&&(a.view=Object.assign({},e.view));break;case"AmbientLight":a=new Sm(e.color,e.intensity);break;case"DirectionalLight":a=new Mm(e.color,e.intensity),a.target=e.target||"";break;case"PointLight":a=new vm(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":a=new bm(e.color,e.intensity,e.width,e.height);break;case"SpotLight":a=new _m(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay),a.target=e.target||"";break;case"HemisphereLight":a=new mm(e.color,e.groundColor,e.intensity);break;case"LightProbe":const u=new id().fromArray(e.sh);a=new Tm(u,e.intensity);break;case"SkinnedMesh":h=o(e.geometry),d=l(e.material),a=new Yf(h,d),e.bindMode!==void 0&&(a.bindMode=e.bindMode),e.bindMatrix!==void 0&&a.bindMatrix.fromArray(e.bindMatrix),e.skeleton!==void 0&&(a.skeleton=e.skeleton);break;case"Mesh":h=o(e.geometry),d=l(e.material),a=new Ct(h,d);break;case"InstancedMesh":h=o(e.geometry),d=l(e.material);const f=e.count,p=e.instanceMatrix,_=e.instanceColor;a=new $f(h,d,f),a.instanceMatrix=new Zs(new Float32Array(p.array),16),_!==void 0&&(a.instanceColor=new Zs(new Float32Array(_.array),_.itemSize));break;case"BatchedMesh":h=o(e.geometry),d=l(e.material),a=new op(e.maxInstanceCount,e.maxVertexCount,e.maxIndexCount,d),a.geometry=h,a.perObjectFrustumCulled=e.perObjectFrustumCulled,a.sortObjects=e.sortObjects,a._drawRanges=e.drawRanges,a._reservedRanges=e.reservedRanges,a._geometryInfo=e.geometryInfo.map(g=>{let m=null,x=null;return g.boundingBox!==void 0&&(m=new kt().fromJSON(g.boundingBox)),g.boundingSphere!==void 0&&(x=new Ot().fromJSON(g.boundingSphere)),{...g,boundingBox:m,boundingSphere:x}}),a._instanceInfo=e.instanceInfo,a._availableInstanceIds=e._availableInstanceIds,a._availableGeometryIds=e._availableGeometryIds,a._nextIndexStart=e.nextIndexStart,a._nextVertexStart=e.nextVertexStart,a._geometryCount=e.geometryCount,a._maxInstanceCount=e.maxInstanceCount,a._maxVertexCount=e.maxVertexCount,a._maxIndexCount=e.maxIndexCount,a._geometryInitialized=e.geometryInitialized,a._matricesTexture=c(e.matricesTexture.uuid),a._indirectTexture=c(e.indirectTexture.uuid),e.colorsTexture!==void 0&&(a._colorsTexture=c(e.colorsTexture.uuid)),e.boundingSphere!==void 0&&(a.boundingSphere=new Ot().fromJSON(e.boundingSphere)),e.boundingBox!==void 0&&(a.boundingBox=new kt().fromJSON(e.boundingBox));break;case"LOD":a=new Wf;break;case"Line":a=new Ii(o(e.geometry),l(e.material));break;case"LineLoop":a=new lp(o(e.geometry),l(e.material));break;case"LineSegments":a=new Xn(o(e.geometry),l(e.material));break;case"PointCloud":case"Points":a=new cp(o(e.geometry),l(e.material));break;case"Sprite":a=new Hf(l(e.material));break;case"Group":a=new Bs;break;case"Bone":a=new Fu;break;default:a=new ot}if(a.uuid=e.uuid,e.name!==void 0&&(a.name=e.name),e.matrix!==void 0?(a.matrix.fromArray(e.matrix),e.matrixAutoUpdate!==void 0&&(a.matrixAutoUpdate=e.matrixAutoUpdate),a.matrixAutoUpdate&&a.matrix.decompose(a.position,a.quaternion,a.scale)):(e.position!==void 0&&a.position.fromArray(e.position),e.rotation!==void 0&&a.rotation.fromArray(e.rotation),e.quaternion!==void 0&&a.quaternion.fromArray(e.quaternion),e.scale!==void 0&&a.scale.fromArray(e.scale)),e.up!==void 0&&a.up.fromArray(e.up),e.pivot!==void 0&&(a.pivot=new C().fromArray(e.pivot)),e.morphTargetDictionary!==void 0&&(a.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),e.morphTargetInfluences!==void 0&&(a.morphTargetInfluences=e.morphTargetInfluences.slice()),e.castShadow!==void 0&&(a.castShadow=e.castShadow),e.receiveShadow!==void 0&&(a.receiveShadow=e.receiveShadow),e.shadow&&(e.shadow.intensity!==void 0&&(a.shadow.intensity=e.shadow.intensity),e.shadow.bias!==void 0&&(a.shadow.bias=e.shadow.bias),e.shadow.normalBias!==void 0&&(a.shadow.normalBias=e.shadow.normalBias),e.shadow.radius!==void 0&&(a.shadow.radius=e.shadow.radius),e.shadow.mapSize!==void 0&&a.shadow.mapSize.fromArray(e.shadow.mapSize),e.shadow.camera!==void 0&&(a.shadow.camera=this.parseObject(e.shadow.camera))),e.visible!==void 0&&(a.visible=e.visible),e.frustumCulled!==void 0&&(a.frustumCulled=e.frustumCulled),e.renderOrder!==void 0&&(a.renderOrder=e.renderOrder),e.static!==void 0&&(a.static=e.static),e.userData!==void 0&&(a.userData=e.userData),e.layers!==void 0&&(a.layers.mask=e.layers

9);const t=this.context.listener;if(this.timeDelta=this._timer.getDelta(),this.matrixWorld.decompose(gi,vo,Lm),_i.set(0,0,-1).applyQuaternion(vo),xi.set(0,1,0).applyQuaternion(vo),t.positionX){const n=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(gi.x,n),t.positionY.linearRampToValueAtTime(gi.y,n),t.positionZ.linearRampToValueAtTime(gi.z,n),t.forwardX.linearRampToValueAtTime(_i.x,n),t.forwardY.linearRampToValueAtTime(_i.y,n),t.forwardZ.linearRampToValueAtTime(_i.z,n),t.upX.linearRampToValueAtTime(xi.x,n),t.upY.linearRampToValueAtTime(xi.y,n),t.upZ.linearRampToValueAtTime(xi.z,n)}else t.setPosition(gi.x,gi.y,gi.z),t.setOrientation(_i.x,_i.y,_i.z,xi.x,xi.y,xi.z)}}class Dm extends ot{constructor(e){super(),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this}setMediaElementSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this}setMediaStreamSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this}setBuffer(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this}play(e=0){if(this.isPlaying===!0){de("Audio: Audio is already playing.");return}if(this.hasPlaybackControl===!1){de("Audio: this Audio has no playback control.");return}this._startedAt=this.context.currentTime+e;const t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(this.hasPlaybackControl===!1){de("Audio: this Audio has no playback control.");return}return this.isPlaying===!0&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,this.loop===!0&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this}stop(e=0){if(this.hasPlaybackControl===!1){de("Audio: this Audio has no playback control.");return}return this._progress=0,this.source!==null&&(this.source.stop(this.context.currentTime+e),this.source.onended=null),this.isPlaying=!1,this}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].connect(this.filters[e]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(this._connected!==!1){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].disconnect(this.filters[e]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this}}getFilters(){return this.filters}setFilters(e){return e||(e=[]),this._connected===!0?(this.disconnect(),this.filters=e.slice(),this.connect()):this.filters=e.slice(),this}setDetune(e){return this.detune=e,this.isPlaying===!0&&this.source.detune!==void 0&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(e){return this.setFilters(e?[e]:[])}setPlaybackRate(e){if(this.hasPlaybackControl===!1){de("Audio: this Audio has no playback control.");return}return this.playbackRate=e,this.isPlaying===!0&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1,this._progress=0}

9getLoop(){return this.hasPlaybackControl===!1?(de("Audio: this Audio has no playback control."),!1):this.loop}setLoop(e){if(this.hasPlaybackControl===!1){de("Audio: this Audio has no playback control.");return}return this.loop=e,this.isPlaying===!0&&(this.source.loop=this.loop),this}setLoopStart(e){return this.loopStart=e,this}setLoopEnd(e){return this.loopEnd=e,this}getVolume(){return this.gain.gain.value}setVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}copy(e,t){return super.copy(e,t),e.sourceType!=="buffer"?(de("Audio: Audio source type cannot be copied."),this):(this.autoplay=e.autoplay,this.buffer=e.buffer,this.detune=e.detune,this.loop=e.loop,this.loopStart=e.loopStart,this.loopEnd=e.loopEnd,this.offset=e.offset,this.duration=e.duration,this.playbackRate=e.playbackRate,this.hasPlaybackControl=e.hasPlaybackControl,this.sourceType=e.sourceType,this.filters=e.filters.slice(),this)}clone(e){return new this.constructor(this.listener).copy(this,e)}}const vi=new C,Lh=new Zt,Um=new C,yi=new C;class gM extends Dm{constructor(e){super(e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}connect(){return super.connect(),this.panner.connect(this.gain),this}disconnect(){return super.disconnect(),this.panner.disconnect(this.gain),this}getOutput(){return this.panner}getRefDistance(){return this.panner.refDistance}setRefDistance(e){return this.panner.refDistance=e,this}getRolloffFactor(){return this.panner.rolloffFactor}setRolloffFactor(e){return this.panner.rolloffFactor=e,this}getDistanceModel(){return this.panner.distanceModel}setDistanceModel(e){return this.panner.distanceModel=e,this}getMaxDistance(){return this.panner.maxDistance}setMaxDistance(e){return this.panner.maxDistance=e,this}setDirectionalCone(e,t,n){return this.panner.coneInnerAngle=e,this.panner.coneOuterAngle=t,this.panner.coneOuterGain=n,this}updateMatrixWorld(e){if(super.updateMatrixWorld(e),this.hasPlaybackControl===!0&&this.isPlaying===!1)return;this.matrixWorld.decompose(vi,Lh,Um),yi.set(0,0,1).applyQuaternion(Lh);const t=this.panner;if(t.positionX){const n=this.context.currentTime+this.listener.timeDelta;t.positionX.linearRampToValueAtTime(vi.x,n),t.positionY.linearRampToValueAtTime(vi.y,n),t.positionZ.linearRampToValueAtTime(vi.z,n),t.orientationX.linearRampToValueAtTime(yi.x,n),t.orientationY.linearRampToValueAtTime(yi.y,n),t.orientationZ.linearRampToValueAtTime(yi.z,n)}else t.setPosition(vi.x,vi.y,vi.z),t.setOrientation(yi.x,yi.y,yi.z)}}class _M{constructor(e,t=2048){this.analyser=e.context.createAnalyser(),this.analyser.fftSize=t,this.data=new Uint8Array(this.analyser.frequencyBinCount),e.getOutput().connect(this.analyser)}getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let e=0;const t=this.getFrequencyData();for(let n=0;n<t.length;n++)e+=t[n];return e/t.length}}class Nm{constructor(e,t,n){this.binding=e,this.valueSize=n;let i,r,a;switch(t){case"quaternion":i=this._slerp,r=this._slerpAdditive,a=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(n*6),this._workIndex=5;break;case"string":case"bool":i=this._select,r=this._select,a=this._setAdditiveIdentityOther,this.buffer=new Array(n*5);break;default:i=this._lerp,r=this._lerpAdditive,a=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(n*5)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=r,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,r=e*i+i;let a=this.cumulativeWeight;if(a===0){for(let o=0;o!==i;++o)n[r+o]=n[o];a=t}else{a+=t;const o=t/a;this._mixBufferRegion(n,r,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,r=this.cumulativeWeight,a=this.cumulativeWeightAdditive,o=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,r<1){const l=t*this._origIndex;this._mixBufferRegion(n,i,l,1-r,t)}a>0&&this._mixBufferRegionAdditive(n,i,this._addIndex*t,1,t);for(let l=t,c=t+t;l!==c;++l)if(n[l]!==n[l+t]){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 r=n,a=i;r!==a;++r)t[r]=t[i+r%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,r){if(i>=.5)for(let a=0;a!==r;++a)e[t+a]=e[n+a]}_slerp(e,t,n,i){Zt.slerpFlat(e,t,e,t,e,n,i)}_slerpAdditive(e,t,n,i,r){const a=this._workIndex*r;Zt.multiplyQuaternionsFlat(e,a,e,t,e,n),Zt.slerpFlat(e,t,e,t,e,a,i)}_lerp(e,t,n,i,r){const a=1-i;for(let o=0;o!==r;++o){const l=t+o;e[l]=e[l]*a+e[n+o]*i}}_lerpAdditive(e,t,n,i,r){for(let a=0;a!==r;++a){const o=t+a;e[o]=e[o]+e[n+a]*i}}}const hc="\\[\\]\\.:\\/",Fm=new RegExp("["+hc+"]","g"),uc="[^"+hc+"]",Om="[^"+hc.replace("\\.","")+"]",Bm=/((?:WC+[\/:])*)/.source.replace("WC",uc),zm=/(WCOD+)?/.source.replace("WCOD",Om),Vm=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",uc),km=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",uc),Gm=new RegExp("^"+Bm+zm+Vm+km+"$"),Hm=["material","materials","bones","map"];class Wm{constructor(e,t,n){const i=n||at.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_,r=n.length;i!==r;++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 at{constructor(e,t,n){this.path=t,this.parsedPath=n||at.parseTrackName(t),this.node=at.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 at.Composite(e,t,n):new at(e,t,n)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(Fm,"")}static parseTrackName(e){const t=Gm.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 r=n.nodeName.substring(i+1);Hm.indexOf(r)!==-1&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=r)}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(r){for(let a=0;a<r.length;a++){const o=r[a];if(o.name===t||o.uuid===t)return o;const l=n(o.children);if(l)return l}return null},i=n(e.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++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,r=n.length;i!==r;++i)n[i]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++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 r=t.propertyIndex;if(e||(e=at.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e){de("PropertyBinding: No target node found for track: "+this.path+".");return}if(n){let c=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===c){c=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(c!==void 0){if(e[c]===void 0){Pe("PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[c]}}const a=e[i];if(a===void 0){const c=t.nodeName;Pe("PropertyBinding: Trying to update property for track: "+c+"."+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 l=this.BindingType.Direct;if(r!==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[r]!==void 0&&(r=e.morphTargetDictionary[r])}l=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=r}else a.fromArray!==void 0&&a.toArray!==void 0?(l=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(l=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=i;this.getValue=this.GetterByBindingType[l],this.setValue=this.SetterByBindingTypeAndVersioning[l][o]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}at.Composite=Wm;at.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3};at.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2};at.prototype.GetterByBindingType=[at.prototype._getValue_direct,at.prototype._getValue_array,at.prototype._getValue_arrayElement,at.prototype._getValue_toArray];at.prototype.SetterByBindingTypeAndVersioning=[[at.prototype._setValue_direct,at.prototype._setValue_direct_setNeedsUpdate,at.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[at.prototype._setValue_array,at.prototype._setValue_array_setNeedsUpdate,at.prototype._setValue_array_setMatrixWorldNeedsUpdate],[at.prototype._setValue_arrayElement,at.prototype._setValue_arrayElement_setNeedsUpdate,at.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[at.prototype._setValue_fromArray,at.prototype._setValue_fromArray_setNeedsUpdate,at.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class xM{constructor(){this.isAnimationObjectGroup=!0,this.uuid=sn(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const e={};this._indicesByUUID=e;for(let n=0,i=arguments.length;n!==i;++n)e[arguments[n].uuid]=n;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};const t=this;this.stats={objects:{get total(){return t._objects.length},get inUse(){return this.total-t.nCachedObjects_}},get bindingsPerObject(){return t._bindings.length}}}add(){const e=this._objects,t=this._indicesByUUID,n=this._paths,i=this._parsedPaths,r=this._bindings,a=r.length;let o,l=e.length,c=this.nCachedObjects_;for(let h=0,d=arguments.length;h!==d;++h){const u=arguments[h],f=u.uuid;let p=t[f];if(p===void 0){p=l++,t[f]=p,e.push(u);for(let _=0,g=a;_!==g;++_)r[_].push(new at(u,n[_],i[_]))}else if(p<c){o=e[p];const _=--c,g=e[_];t[g.uuid]=p,e[p]=g,t[f]=_,e[_]=u;for(let m=0,x=a;m!==x;++m){const y=r[m],M=y[_];let w=y[p];y[p]=M,w===void 0&&(w=new at(u,n[m],i[m])),y[_]=w}}else e[p]!==o&&Pe("AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=c}remove(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_;for(let a=0,o=arguments.length;a!==o;++a){const l=arguments[a],c=l.uuid,h=t[c];if(h!==void 0&&h>=r){const d=r++,u=e[d];t[u.uuid]=h,e[h]=u,t[c]=d,e[d]=l;for(let f=0,p=i;f!==p;++f){const _=n[f],g=_[d],m=_[h];_[h]=g,_[d]=m}}}this.nCachedObjects_=r}uncache(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_,a=e.length;for(let o=0,l=arguments.length;o!==l;++o){const c=arguments[o],h=c.uuid,d=t[h];if(d!==void 0)if(delete t[h],d<r){const u=--r,f=e[u],p=--a,_=e[p];t[f.uuid]=d,e[d]=f,t[_.uuid]=u,e[u]=_,e.pop();for(let g=0,m=i;g!==m;++g){const x=n[g],y=x[u],M=x[p];x[d]=y,x[u]=M,x.pop()}}else{const u=--a,f=e[u];u>0&&(t[f.uuid]=d),e[d]=f,e.pop();for(let p=0,_=i;p!==_;++p){const g=n[p];g[d]=g[u],g.pop()}}}this.nCachedObjects_=r}subscribe_(e,t){const n=this._bindingsIndicesByPath;let i=n[e];const r=this._bindings;if(i!==void 0)return r[i];const a=this._paths,o=this._parsedPaths,l=this._objects,c=l.length,h=this.nCachedObjects_,d=new Array(c);i=r.length,n[e]=i,a.push(e),o.push(t),r.push(d);for(let u=h,f=l.length;u!==f;++u){const p=l[u];d[u]=new at(p,e,t)}return d}unsubscribe_(e){const t=this._bindingsIndicesByPath,n=t[e];if(n!==void 0){const i=this._paths,r=this._parsedPaths,a=this._bindings,o=a.length-1,l=a[o],c=e[o];t[c]=n,a[n]=l,a.pop(),r[n]=r[o],r.pop(),i[n]=i[o],i.pop()}}}class Xm{constructor(e,t,n=null,i=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=n,this.blendMode=i;const r=t.tracks,a=r.length,o=new Array(a),l={endingStart:rs,endingEnd:rs};for(let c=0;c!==a;++c){const h=r[c].createInterpolant(null);o[c]=h,h.settings&&Object.assign(l,h.settings),h.settings=l}this._interpolantSettings=l,this._interpolants=o,this._propertyBindings=new Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Zd,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,r=e._clip.duration,a=r/i,o=i/r;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,r=i.time,a=this.timeScale;let o=this._timeScaleInterpolant;o===null&&(o=i._lendControlInterpolant(),this._timeScaleInterpolant=o);const l=o.parameterPositions,c=o.sampleValues;return l[0]=r,l[1]=r+n,c[0]=e/a,c[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 r=this._startTime;if(r!==null){const l=(e-r)*n;l<0||n===0?t=0:(this._startTime=null,t=n*l)}t*=this._updateTimeScale(e);const a=this._updateTime(t),o=this._updateWeight(e);if(o>0){const l=this._interpolants,c=this._propertyBindings;switch(this.blendMode){case wu:for(let h=0,d=l.length;h!==d;++h)l[h].evaluate(a),c[h].accumulateAdditive(o);break;case Dl:default:for(let h=0,d=l.length;h!==d;++h)l[h].evaluate(a),c[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,r=this._loopCount;const a=n===Jd;if(e===0)return r===-1?i:a&&(r&1)===1?t-i:i;if(n===Yd){r===-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(r===-1&&(e>=0?(r=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,r+=Math.abs(o);const l=this.repetitions-r;if(l<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=e>0?t:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(l===1){const c=e<0;this._setEndings(c,!c,a)}else this._setEndings(!1,!1,a);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:o})}}else this._loopCount=r,this.time=i;if(a&&(r&1)===1)return t-i}return i}_setEndings(e,t,n){const i=this._interpolantSettings;n?(i.endingStart=as,i.endingEnd=as):(e?i.endingStart=this.zeroSlopeAtStart?as:rs:i.endingStart=ha,t?i.endingEnd=this.zeroSlopeAtEnd?as:rs:i.endingEnd=ha)}_scheduleFading(e,t,n){const i=this._mixer,r=i.time;let a=this._weightInterpolant;a===null&&(a=i._lendControlInterpolant(),this._weightInterpolant=a);const o=a.parameterPositions,l=a.sampleValues;return o[0]=r,l[0]=t,o[1]=r+e,l[1]=n,this}}const qm=new Float32Array(1);class vM extends wn{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,r=i.length,a=e._propertyBindings,o=e._interpolants,l=n.uuid,c=this._bindingsByRootAndName;let h=c[l];h===void 0&&(h={},c[l]=h);for(let d=0;d!==r;++d){const u=i[d],f=u.name;let p=h[f];if(p!==void 0)++p.referenceCount,a[d]=p;else{if(p=a[d],p!==void 0){p._cacheIndex===null&&(++p.referenceCount,this._addInactiveBinding(p,l,f));continue}const _=t&&t._propertyBindings[d].binding.parsedPath;p=new Nm(at.create(n,f,_),u.ValueTypeName,u.getValueSize()),++p.referenceCount,this._addInactiveBinding(p,l,f),a[d]=p}o[d].resultBuffer=p.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(e._cacheIndex===null){const n=(e._localRoot||this._root).uuid,i=e._clip.uuid,r=this._actionsByClip[i];this._bindAction(e,r&&r.knownActions[0]),this._addInactiveAction(e,i,n)}const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const r=t[n];r.useCount++===0&&(this._lendBinding(r),r.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 r=t[n];--r.useCount===0&&(r.restoreOriginalState(),this._takeBackBinding(r))}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,r=this._actionsByClip;let a=r[t];if(a===void 0)a={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,r[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 r=e._clip.uuid,a=this._actionsByClip,o=a[r],l=o.knownActions,c=l[l.length-1],h=e._byClipCacheIndex;c._byClipCacheIndex=h,l[h]=c,l.pop(),e._byClipCacheIndex=null;const d=o.actionByRoot,u=(e._localRoot||this._root).uuid;delete d[u],l.length===0&&delete a[r],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const r=t[n];--r.referenceCount===0&&this._removeInactiveBinding(r)}}_lendAction(e){const t=this._actions,n=e._cacheIndex,i=this._nActiveActions++,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_takeBackAction(e){const t=this._actions,n=e._cacheIndex,i=--this._nActiveActions,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_addInactiveBinding(e,t,n){const i=this._bindingsByRootAndName,r=this._bindings;let a=i[t];a===void 0&&(a={},i[t]=a),a[n]=e,e._cacheIndex=r.length,r.push(e)}_removeInactiveBinding(e){const t=this._bindings,n=e.binding,i=n.rootNode.uuid,r=n.path,a=this._bindingsByRootAndName,o=a[i],l=t[t.length-1],c=e._cacheIndex;l._cacheIndex=c,t[c]=l,t.pop(),delete o[r],Object.keys(o).length===0&&delete a[i]}_lendBinding(e){const t=this._bindings,n=e._cacheIndex,i=this._nActiveBindings++,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_takeBackBinding(e){const t=this._bindings,n=e._cacheIndex,i=--this._nActiveBindings,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let n=e[t];return n===void 0&&(n=new ed(new Float32Array(2),new Float32Array(2),1,qm),n.__cacheIndex=t,e[t]=n),n}_takeBackControlInterpolant(e){const t=this._controlInterpolants,n=e.__cacheIndex,i=--this._nActiveControlInterpolants,r=t[i];e.__cacheIndex=i,t[i]=e,r.__cacheIndex=n,t[n]=r}clipAction(e,t,n){const i=t||this._root,r=i.uuid;let a=typeof e=="string"?ya.findByName(i,e):e;const o=a!==null?a.uuid:e,l=this._actionsByClip[o];let c=null;if(n===void 0&&(a!==null?n=a.blendMode:n=Dl),l!==void 0){const d=l.actionByRoot[r];if(d!==void 0&&d.blendMode===n)return d;c=l.knownActions[0],a===null&&(a=c._clip)}if(a===null)return null;const h=new Xm(this,a,t,n);return this._bindAction(h,c),this._addInactiveAction(h,o,r),h}existingAction(e,t){const n=t||this._root,i=n.uuid,r=typeof e=="string"?ya.findByName(n,e):e,a=r?r.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,r=Math.sign(e),a=this._accuIndex^=1;for(let c=0;c!==n;++c)t[c]._update(i,e,r,a);const o=this._bindings,l=this._nActiveBindings;for(let c=0;c!==l;++c)o[c].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,r=i[n];if(r!==void 0){const a=r.knownActions;for(let o=0,l=a.length;o!==l;++o){const c=a[o];this._deactivateAction(c);const h=c._cacheIndex,d=t[t.length-1];c._cacheIndex=null,c._byClipCacheIndex=null,d._cacheIndex=h,t[h]=d,t.pop(),this._removeInactiveBindingsForAction(c)}delete i[n]}}uncacheRoot(e){const t=e.uuid,n=this._actionsByClip;for(const a in n){const o=n[a].actionByRoot,l=o[t];l!==void 0&&(this._deactivateAction(l),this._removeInactiveAction(l))}const i=this._bindingsByRootAndName,r=i[t];if(r!==void 0)for(const a in r){const o=r[a];o.restoreOriginalState(),this._removeInactiveBinding(o)}}uncacheAction(e,t){const n=this.existingAction(e,t);n!==null&&(this._deactivateAction(n),this._removeInactiveAction(n))}}class yM extends Iu{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isRenderTarget3D=!0,this.depth=n,this.texture=new Bl(null,e,t,n),this._setTextureOptions(i),this.texture.isRenderTargetTexture=!0}}class rd{constructor(e){this.value=e}clone(){return new rd(this.value.clone===void 0?this.value:this.value.clone())}}let Ym=0;class MM extends wn{constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:Ym++}),this.name="",this.usage=fa,this.uniforms=[]}add(e){return this.uniforms.push(e),this}remove(e){const t=this.uniforms.indexOf(e);return t!==-1&&this.uniforms.splice(t,1),this}setName(e){return this.name=e,this}setUsage(e){return this.usage=e,this}dispose(){this.dispatchEvent({type:"dispose"})}copy(e){this.name=e.name,this.usage=e.usage;const t=e.uniforms;this.uniforms.length=0;for(let n=0,i=t.length;n<i;n++){const r=Array.isArray(t[n])?t[n]:[t[n]];for(let a=0;a<r.length;a++)this.uniforms.push(r[a].clone())}return this}clone(){return new this.constructor().copy(this)}}class SM extends Gl{constructor(e,t,n=1){super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=n}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}clone(e){const t=super.clone(e);return t.meshPerAttribute=this.meshPerAttribute,t}toJSON(e){const t=super.toJSON(e);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}}class bM{constructor(e,t,n,i,r,a=!1){this.isGLBufferAttribute=!0,this.name="",this.buffer=e,this.type=t,this.itemSize=n,this.elementSize=i,this.count=r,this.normalized=a,this.version=0}set needsUpdate(e){e===!0&&this.version++}setBuffer(e){return this.buffer=e,this}setType(e,t){return this.type=e,this.elementSize=t,this}setItemSize(e){return this.itemSize=e,this}setCount(e){return this.count=e,this}}const Dh=new Ge;class TM{constructor(e,t,n=0,i=1/0){this.ray=new js(e,t),this.near=n,this.far=i,this.camera=null,this.layers=new zl,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: 

9distanceSqToLine3(e,t=Zm,n=Jm){const i=10000000000000001e-32;let r,a;const o=this.start,l=e.start,c=this.end,h=e.end;ns.subVectors(c,o),is.subVectors(h,l),yo.subVectors(o,l);const d=ns.dot(ns),u=is.dot(is),f=is.dot(yo);if(d<=i&&u<=i)return t.copy(o),n.copy(l),t.sub(n),t.dot(t);if(d<=i)r=0,a=f/u,a=Oe(a,0,1);else{const p=ns.dot(yo);if(u<=i)a=0,r=Oe(-p/d,0,1);else{const _=ns.dot(is),g=d*u-_*_;g!==0?r=Oe((_*f-p*u)/g,0,1):r=0,a=(_*r+f)/u,a<0?(a=0,r=Oe(-p/d,0,1)):a>1&&(a=1,r=Oe((_-p)/d,0,1))}}return t.copy(o).addScaledVector(ns,r),n.copy(l).addScaledVector(is,a),t.distanceToSquared(n)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return new this.constructor().copy(this)}}const Bh=new C;class IM extends ot{constructor(e,t){super(),this.light=e,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";const n=new Ye,i=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let a=0,o=1,l=32;a<l;a++,o++){const c=a/l*Math.PI*2,h=o/l*Math.PI*2;i.push(Math.cos(c),Math.sin(c),1,Math.cos(h),Math.sin(h),1)}n.setAttribute("position",new we(i,3));const r=new Jt({fog:!1,toneMapped:!1});this.cone=new Xn(n,r),this.add(this.cone),this.update()}dispose(){this.cone.geometry.dispose(),this.cone.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),this.parent?(this.parent.updateWorldMatrix(!0),this.matrix.copy(this.parent.matrixWorld).invert().multiply(this.light.matrixWorld)):this.matrix.copy(this.light.matrixWorld),this.matrixWorld.copy(this.light.matrixWorld);const e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),Bh.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(Bh),this.color!==void 0?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}}const ti=new C,Hr=new Ge,Mo=new Ge;class PM extends Xn{constructor(e){const t=ad(e),n=new Ye,i=[],r=[];for(let c=0;c<t.length;c++){const h=t[c];h.parent&&h.parent.isBone&&(i.push(0,0,0),i.push(0,0,0),r.push(0,0,0),r.push(0,0,0))}n.setAttribute("position",new we(i,3)),n.setAttribute("color",new we(r,3));const a=new Jt({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0});super(n,a),this.isSkeletonHelper=!0,this.type="SkeletonHelper",this.root=e,this.bones=t,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1;const o=new be(255),l=new be(65280);this.setColors(o,l)}updateMatrixWorld(e){const t=this.bones,n=this.geometry,i=n.getAttribute("position");Mo.copy(this.root.matrixWorld).invert();for(let r=0,a=0;r<t.length;r++){const o=t[r];o.parent&&o.parent.isBone&&(Hr.multiplyMatrices(Mo,o.matrixWorld),ti.setFromMatrixPosition(Hr),i.setXYZ(a,ti.x,ti.y,ti.z),Hr.multiplyMatrices(Mo,o.parent.matrixWorld),ti.setFromMatrixPosition(Hr),i.setXYZ(a+1,ti.x,ti.y,ti.z),a+=2)}n.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}setColors(e,t){const i=this.geometry.getAttribute("color");for(let r=0;r<i.count;r+=2)i.setXYZ(r,e.r,e.g,e.b),i.setXYZ(r+1,t.r,t.g,t.b);return i.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}function ad(s){const e=[];s.isBone===!0&&e.push(s);for(let t=0;t<s.children.length;t++)e.push(...ad(s.children[t]));return e}class LM extends Ct{constructor(e,t,n){const i=new Ra(t,4,2),r=new Li({wireframe:!0,fog:!1,toneMapped:!1});super(i,r),this.light=e,this.color=n,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}dispose(){this.geometry.dispose(),this.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.color!==void 0?this.material.color.set(this.color):this.material.color.copy(this.light.color)}}const $m=new C,zh=new be,Vh=new be;class DM extends ot{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="HemisphereLightHelper";const i=new Ca(t);i.rotateY(Math.PI*.5),this.material=new Li({wireframe:!0,fog:!1,toneMapped:!1}),this.color===void 0&&(this.material.vertexColors=!0);const r=i.getAttribute("position"),a=new Float32Array(r.count*3);i.setAttribute("color",new mt(a,3)),this.add(new Ct(i,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const e=this.children[0];if(this.color!==void 0)this.material.color.set(this.color);else{const t=e.geometry.getAttribute("color");zh.copy(this.light.color),Vh.copy(this.light.groundColor);for(let n=0,i=t.count;n<i;n++){const r=n<i/2?zh:Vh;t.setXYZ(n,r.r,r.g,r.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt($m.setFromMatrixPosition(this.light.matrixWorld).negate())}}class UM extends Xn{constructor(e=10,t=10,n=4473924,i=8947848){n=new be(n),i=new be(i);const r=t/2,a=e/t,o=e/2,l=[],c=[];for(let u=0,f=0,p=-o;u<=t;

9u++,p+=a){l.push(-o,0,p,o,0,p),l.push(p,0,-o,p,0,o);const _=u===r?n:i;_.toArray(c,f),f+=3,_.toArray(c,f),f+=3,_.toArray(c,f),f+=3,_.toArray(c,f),f+=3}const h=new Ye;h.setAttribute("position",new we(l,3)),h.setAttribute("color",new we(c,3));const d=new Jt({vertexColors:!0,toneMapped:!1});super(h,d),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}class NM extends Xn{constructor(e=10,t=16,n=8,i=64,r=4473924,a=8947848){r=new be(r),a=new be(a);const o=[],l=[];if(t>1)for(let d=0;d<t;d++){const u=d/t*(Math.PI*2),f=Math.sin(u)*e,p=Math.cos(u)*e;o.push(0,0,0),o.push(f,0,p);const _=d&1?r:a;l.push(_.r,_.g,_.b),l.push(_.r,_.g,_.b)}for(let d=0;d<n;d++){const u=d&1?r:a,f=e-e/n*d;for(let p=0;p<i;p++){let _=p/i*(Math.PI*2),g=Math.sin(_)*f,m=Math.cos(_)*f;o.push(g,0,m),l.push(u.r,u.g,u.b),_=(p+1)/i*(Math.PI*2),g=Math.sin(_)*f,m=Math.cos(_)*f,o.push(g,0,m),l.push(u.r,u.g,u.b)}}const c=new Ye;c.setAttribute("position",new we(o,3)),c.setAttribute("color",new we(l,3));const h=new Jt({vertexColors:!0,toneMapped:!1});super(c,h),this.type="PolarGridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}const kh=new C,Wr=new C,Gh=new C;class FM extends ot{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="DirectionalLightHelper",t===void 0&&(t=1);let i=new Ye;i.setAttribute("position",new we([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));const r=new Jt({fog:!1,toneMapped:!1});this.lightPlane=new Ii(i,r),this.add(this.lightPlane),i=new Ye,i.setAttribute("position",new we([0,0,0,0,0,1],3)),this.targetLine=new Ii(i,r),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),kh.setFromMatrixPosition(this.light.matrixWorld),Wr.setFromMatrixPosition(this.light.target.matrixWorld),Gh.subVectors(Wr,kh),this.lightPlane.lookAt(Wr),this.color!==void 0?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(Wr),this.targetLine.scale.z=Gh.length()}}const Xr=new C,yt=new lc;class OM extends Xn{constructor(e){const t=new Ye,n=new Jt({color:16777215,vertexColors:!0,toneMapped:!1}),i=[],r=[],a={};o("n1","n2"),o("n2","n4"),o("n4","n3"),o("n3","n1"),o("f1","f2"),o("f2","f4"),o("f4","f3"),o("f3","f1"),o("n1","f1"),o("n2","f2"),o("n3","f3"),o("n4","f4"),o("p","n1"),o("p","n2"),o("p","n3"),o("p","n4"),o("u1","u2"),o("u2","u3"),o("u3","u1"),o("c","t"),o("p","c"),o("cn1","cn2"),o("cn3","cn4"),o("cf1","cf2"),o("cf3","cf4");function o(p,_){l(p),l(_)}

9function l(p){i.push(0,0,0),r.push(0,0,0),a[p]===void 0&&(a[p]=[]),a[p].push(i.length/3-1)}t.setAttribute("position",new we(i,3)),t.setAttribute("color",new we(r,3)),super(t,n),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=a,this.update();const c=new be(16755200),h=new be(16711680),d=new be(43775),u=new be(16777215),f=new be(3355443);this.setColors(c,h,d,u,f)}setColors(e,t,n,i,r){const o=this.geometry.getAttribute("color");return o.setXYZ(0,e.r,e.g,e.b),o.setXYZ(1,e.r,e.g,e.b),o.setXYZ(2,e.r,e.g,e.b),o.setXYZ(3,e.r,e.g,e.b),o.setXYZ(4,e.r,e.g,e.b),o.setXYZ(5,e.r,e.g,e.b),o.setXYZ(6,e.r,e.g,e.b),o.setXYZ(7,e.r,e.g,e.b),o.setXYZ(8,e.r,e.g,e.b),o.setXYZ(9,e.r,e.g,e.b),o.setXYZ(10,e.r,e.g,e.b),o.setXYZ(11,e.r,e.g,e.b),o.setXYZ(12,e.r,e.g,e.b),o.setXYZ(13,e.r,e.g,e.b),o.setXYZ(14,e.r,e.g,e.b),o.setXYZ(15,e.r,e.g,e.b),o.setXYZ(16,e.r,e.g,e.b),o.setXYZ(17,e.r,e.g,e.b),o.setXYZ(18,e.r,e.g,e.b),o.setXYZ(19,e.r,e.g,e.b),o.setXYZ(20,e.r,e.g,e.b),o.setXYZ(21,e.r,e.g,e.b),o.setXYZ(22,e.r,e.g,e.b),o.setXYZ(23,e.r,e.g,e.b),o.setXYZ(24,t.r,t.g,t.b),o.setXYZ(25,t.r,t.g,t.b),o.setXYZ(26,t.r,t.g,t.b),o.setXYZ(27,t.r,t.g,t.b),o.setXYZ(28,t.r,t.g,t.b),o.setXYZ(29,t.r,t.g,t.b),o.setXYZ(30,t.r,t.g,t.b),o.setXYZ(31,t.r,t.g,t.b),o.setXYZ(32,n.r,n.g,n.b),o.setXYZ(33,n.r,n.g,n.b),o.setXYZ(34,n.r,n.g,n.b),o.setXYZ(35,n.r,n.g,n.b),o.setXYZ(36,n.r,n.g,n.b),o.setXYZ(37,n.r,n.g,n.b),o.setXYZ(38,i.r,i.g,i.b),o.setXYZ(39,i.r,i.g,i.b),o.setXYZ(40,r.r,r.g,r.b),o.setXYZ(41,r.r,r.g,r.b),o.setXYZ(42,r.r,r.g,r.b),o.setXYZ(43,r.r,r.g,r.b),o.setXYZ(44,r.r,r.g,r.b),o.setXYZ(45,r.r,r.g,r.b),o.setXYZ(46,r.r,r.g,r.b),o.setXYZ(47,r.r,r.g,r.b),o.setXYZ(48,r.r,r.g,r.b),o.setXYZ(49,r.r,r.g,r.b),o.needsUpdate=!0,this}update(){const e=this.geometry,t=this.pointMap,n=1,i=1;let r,a;if(yt.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),this.camera.reversedDepth===!0)r=1,a=0;else if(this.camera.coordinateSystem===ln)r=-1,a=1;else if(this.camera.coordinateSystem===ds)r=0,a=1;else throw new Error("THREE.CameraHelper.update(): Invalid coordinate system: "+this.camera.coordinateSystem);At("c",t,e,yt,0,0,r),At("t",t,e,yt,0,0,a),At("n1",t,e,yt,-n,-i,r),At("n2",t,e,yt,n,-i,r),At("n3",t,e,yt,-n,i,r),At("n4",t,e,yt,n,i,r),At("f1",t,e,yt,-n,-i,a),At("f2",t,e,yt,n,-i,a),At("f3",t,e,yt,-n,i,a),At("f4",t,e,yt,n,i,a),At("u1",t,e,yt,n*.7,i*1.1,r),At("u2",t,e,yt,-n*.7,i*1.1,r),At("u3",t,e,yt,0,i*2,r),At("cf1",t,e,yt,-n,0,a),At("cf2",t,e,yt,n,0,a),At("cf3",t,e,yt,0,-i,a),At("cf4",t,e,yt,0,i,a),At("cn1",t,e,yt,-n,0,r),At("cn2",t,e,yt,n,0,r),At("cn3",t,e,yt,0,-i,r),At("cn4",t,e,yt,0,i,r),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}}function At(s,e,t,n,i,r,a){Xr.set(i,r,a).unproject(n);const o=e[s];if(o!==void 0){const l=t.getAttribute("position");for(let c=0,h=o.length;c<h;c++)l.setXYZ(o[c],Xr.x,Xr.y,Xr.z)}}const qr=new kt;class BM extends Xn{constructor(e,t=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Float32Array(8*3),r=new Ye;r.setIndex(new mt(n,1)),r.setAttribute("position",new mt(i,3)),super(r,new Jt({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(){if(this.object!==void 0&&qr.setFromObject(this.object),qr.isEmpty())return;const e=qr.min,t=qr.max,n=this.geometry.attributes.position,i=n.array;i[0]=t.x,i[1]=t.y,i[2]=t.z,i[3]=e.x,i[4]=t.y,i[5]=t.z,i[6]=e.x,i[7]=e.y,i[8]=t.z,i[9]=t.x,i[10]=e.y,i[11]=t.z,i[12]=t.x,i[13]=t.y,i[14]=e.z,i[15]=e.x,i[16]=t.y,i[17]=e.z,i[18]=e.x,i[19]=e.y,i[20]=e.z,i[21]=t.x,i[22]=e.y,i[23]=e.z,n.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(e){return this.object=e,this.update(),this}copy(e,t){return super.copy(e,t),this.object=e.object,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class zM extends Xn{constructor(e,t=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],r=new Ye;r.setIndex(new mt(n,1)),r.setAttribute("position",new we(i,3)),super(r,new Jt({color:t,toneMapped:!1})),this.box=e,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(e){const t=this.box;t.isEmpty()||(t.getCenter(this.position),t.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(e))}dispose(){this.geometry.dispose(),this.material.dispose()}}class VM extends Ii{constructor(e,t=1,n=16776960){const i=n,r=[1,-1,0,-1,1,0,-1,-1,0,1,1,0,-1,1,0,-1,-1,0,1,-1,0,1,1,0],a=new Ye;a.setAttribute("position",new we(r,3)),a.computeBoundingSphere(),super(a,new Jt({color:i,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;const o=[1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],l=new Ye;l.setAttribute("position",new we(o,3)),l.computeBoundingSphere(),this.add(new Ct(l,new Li({color:i,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}updateMatrixWorld(e){this.position.set(0,0,0),this.scale.set(.5*this.size,.5*this.size,1),this.lookAt(this.plane.normal),this.translateZ(-this.plane.constant),super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()}}const Hh=new C;let Yr,So;class kM extends ot{constructor(e=new C(0,0,1),t=new C(0,0,0),n=1,i=16776960,r=n*.2,a=r*.2){super(),this.type="ArrowHelper",Yr===void 0&&(Yr=new Ye,Yr.setAttribute("position",new we([0,0,0,0,1,0],3)),So=new wa(.5,1,5,1),So.translate(0,-.5,0)),this.position.copy(t),this.line=new Ii(Yr,new Jt({color:i,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new Ct(So,new Li({color:i,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(n,r,a)}setDirection(e){if(e.y>.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{Hh.set(e.z,0,-e.x).normalize();const t=Math.acos(e.y);this.quaternion.setFromAxisAngle(Hh,t)}}setLength(e,t=e*.2,n=t*.2){this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(n,t,n),this.cone.position.y=e,this.cone.updateMatrix()}setColor(e){this.line.material.color.set(e),this.cone.material.color.set(e)}copy(e){return super.copy(e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class GM extends Xn{constructor(e=1){const t=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],n=[1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],i=new Ye;i.setAttribute("position",new we(t,3)),i.setAttribute("color",new we(n,3));const r=new Jt({vertexColors:!0,toneMapped:!1});super(i,r),this.type="AxesHelper"}setColors(e,t,n){const i=new be,r=this.geometry.attributes.color.array;return i.set(e),i.toArray(r,0),i.toArray(r,3),i.set(t),i.toArray(r,6),i.toArray(r,9),i.set(n),i.toArray(r,12),i.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class HM{constructor(){this.type="ShapePath",this.color=new be,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new _l,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,n,i){return this.currentPath.quadraticCurveTo(e,t,n,i),this}bezierCurveTo(e,t,n,i,r,a){return this.currentPath.bezierCurveTo(e,t,n,i,r,a),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(m){const x=[];for(let y=0,M=m.length;y<M;y++){const w=m[y],b=new hs;b.curves=w.curves,x.push(b)}return x}function n(m,x){const y=x.length;let M=!1;for(let w=y-1,b=0;b<y;w=b++){let R=x[w],v=x[b],A=v.x-R.x,P=v.y-R.y;if(Math.abs(P)>Number.EPSILON){if(P<0&&(R=x[b],A=-A,v=x[w],P=-P),m.y<R.y||m.y>v.y)continue;if(m.y===R.y){if(m.x===R.x)return!0}else{const I=P*(m.x-R.x)-A*(m.y-R.y);if(I===0)return!0;if(I<0)continue;M=!M}}else{if(m.y!==R.y)continue;if(v.x<=m.x&&m.x<=R.x||R.x<=m.x&&m.x<=v.x)return!0}}return M}const i=bn.isClockWise,r=this.subPaths;if(r.length===0)return[];let a,o,l;const c=[];if(r.length===1)return o=r[0],l=new hs,l.curves=o.curves,c.push(l),c;let h=!i(r[0].getPoints());h=e?!h:h;const d=[],u=[];let f=[],p=0,_;u[p]=void 0,f[p]=[];for(let m=0,x=r.length;m<x;m++)o=r[m],_=o.getPoints(),a=i(_),a=e?!a:a,a?(!h&&u[p]&&p++,u[p]={s:new hs,p:_},u[p].s.curves=o.curves,h&&p++,f[p]=[]):f[p].push({h:o,p:_[0]});if(!u[0])return t(r);if(u.length>1){let m=!1,x=0;for(let y=0,M=u.length;y<M;y++)d[y]=[];for(let y=0,M=u.length;y<M;y++){const w=f[y];for(let b=0;b<w.length;b++){const R=w[b];let v=!0;for(let A=0;A<u.length;A++)n(R.p,u[A].p)&&(y!==A&&x++,v?(v=!1,d[A].push(R)):m=!0);v&&d[y].push(R)}}x>0&&m===!1&&(f=d)}let g;for(let m=0,x=u.length;m<x;m++){l=u[m].s,c.push(l),g=f[m];for(let y=0,M=g.length;y<M;y++)l.holes.push(g[y].h)}return c}}class WM extends wn{constructor(e,t=null){super(),this.object=e,this.domElement=t,this.enabled=!0,this.state=-1,this.keys={},this.mouseButtons={LEFT:null,MIDDLE:null,RIGHT:null},this.touches={ONE:null,TWO:null}}connect(e){if(e===void 0){de("Controls: connect() now requires an element.");return}this.domElement!==null&&this.disconnect(),this.domElement=e}disconnect(){}dispose(){}update(){}}function Km(s,e){const t=s.image&&s.image.width?s.image.width/s.image.height:1;return t>e?(s.repeat.x=1,s.repeat.y=t/e,s.offset.x=0,s.offset.y=(1-s.repeat.y)/2):(s.repeat.x=e/t,s.repeat.y=1,s.offset.x=(1-s.repeat.x)/2,s.offset.y=0),s}function Qm(s,e){const t=s.image&&s.image.width?s.image.width/s.image.height:1;return t>e?(s.repeat.x=e/t,s.repeat.y=1,s.offset.x=(1-s.repeat.x)/2,s.offset.y=0):(s.repeat.x=1,s.repeat.y=t/e,s.offset.x=0,s.offset.y=(1-s.repeat.y)/2),s}function jm(s){return s.repeat.x=1,s.repeat.y=1,s.offset.x=0,s.offset.y=0,s}function Sl(s,e,t,n){const i=eg(n);switch(t){case Au:return s*e;case Il:return s*e/i.components*i.byteLength;case Ta:return s*e/i.components*i.byteLength;case Ri:return s*e*2/i.components*i.byteLength;case Pl:return s*e*2/i.components*i.byteLength;case Eu:return s*e*3/i.components*i.byteLength;case qt:return s*e*4/i.components*i.byteLength;case Ll:return s*e*4/i.components*i.byteLength;case ea:case ta:return Math.floor((s+3)/4)*Math.floor((e+3)/4)*8;case na:case ia:return Math.floor((s+3)/4)*Math.floor((e+3)/4)*16;case zo:case ko:return Math.max(s,16)*Math.max(e,8)/4;case Bo:case Vo:return Math.max(s,8)*Math.max(e,8)/2;case Go:case Ho:case Xo:case qo:return Math.floor((s+3)/4)*Math.floor((e+3)/4)*8;case Wo:case oa:case Yo:return Math.floor((s+3)/4)*Math.floor((e+3)/4)*16;case Zo:return Math.floor((s+3)/4)*Math.floor((e+3)/4)*16;case Jo:return Math.floor((s+4)/5)*Math.floor((e+3)/4)*16;case $o:return Math.floor((s+4)/5)*Math.floor((e+4)/5)*16;case Ko:return Math.floor((s+5)/6)*Math.floor((e+4)/5)*16;case Qo:return Math.floor((s+5)/6)*Math.floor((e+5)/6)*16;case jo:return Math.floor((s+7)/8)*Math.floor((e+4)/5)*16;case el:return Math.floor((s+7)/8)*Math.floor((e+5)/6)*16;case tl:return Math.floor((s+7)/8)*Math.floor((e+7)/8)*16;case nl:return Math.floor((s+9)/10)*Math.floor((e+4)/5)*16;case il:return Math.floor((s+9)/10)*Math.floor((e+5)/6)*16;case sl:return Math.floor((s+9)/10)*Math.floor((e+7)/8)*16;case rl:return Math.floor((s+9)/10)*Math.floor((e+9)/10)*16;case al:return Math.floor((s+11)/12)*Math.floor((e+9)/10)*16;case ol:return Math.floor((s+11)/12)*Math.floor((e+11)/12)*16;case ll:case cl:case hl:return Math.ceil(s/4)*Math.ceil(e/4)*16;case ul:case dl:return Math.ceil(s/4)*Math.ceil(e/4)*8;case la:case fl:return Math.ceil(s/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${t} format.`)}

9function eg(s){switch(s){case en:case Mu:return{byteLength:1,components:1};case Xs:case Su:case Hn:return{byteLength:2,components:1};case Cl:case Rl:return{byteLength:2,components:4};case fn:case wl:case Xt:return{byteLength:4,components:1};case bu:case Tu:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${s}.`)}class XM{static contain(e,t){return Km(e,t)}static cover(e,t){return Qm(e,t)}static fill(e){return jm(e)}static getByteLength(e,t,n,i){return Sl(e,t,n,i)}}typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:Al}}));typeof window<"u"&&(window.__THREE__?de("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=Al);/**
10 * @license
11 * Copyright 2010-2026 Three.js Authors
12 * SPDX-License-Identifier: MIT
13 */function od(){let s=null,e=!1,t=null,n=null;function i(r,a){t(r,a),n=s.requestAnimationFrame(i)}return{start:function(){e!==!0&&t!==null&&s!==null&&(n=s.requestAnimationFrame(i),e=!0)},stop:function(){s!==null&&s.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(r){t=r},setContext:function(r){s=r}}}function tg(s){const e=new WeakMap;function t(o,l){const c=o.array,h=o.usage,d=c.byteLength,u=s.createBuffer();s.bindBuffer(l,u),s.bufferData(l,c,h),o.onUploadCallback();let f;if(c instanceof Float32Array)f=s.FLOAT;else if(typeof Float16Array<"u"&&c instanceof Float16Array)f=s.HALF_FLOAT;else if(c instanceof Uint16Array)o.isFloat16BufferAttribute?f=s.HALF_FLOAT:f=s.UNSIGNED_SHORT;else if(c instanceof Int16Array)f=s.SHORT;else if(c instanceof Uint32Array)f=s.UNSIGNED_INT;else if(c instanceof Int32Array)f=s.INT;else if(c instanceof Int8Array)f=s.BYTE;else if(c instanceof Uint8Array)f=s.UNSIGNED_BYTE;else if(c instanceof Uint8ClampedArray)f=s.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+c);return{buffer:u,type:f,bytesPerElement:c.BYTES_PER_ELEMENT,version:o.version,size:d}}function n(o,l,c){const h=l.array,d=l.updateRanges;if(s.bindBuffer(c,o),d.length===0)s.bufferSubData(c,0,h);else{d.sort((f,p)=>f.start-p.start);let u=0;for(let f=1;f<d.length;f++){const p=d[u],_=d[f];_.start<=p.start+p.count+1?p.count=Math.max(p.count,_.start+_.count-p.start):(++u,d[u]=_)}d.length=u+1;for(let f=0,p=d.length;f<p;f++){const _=d[f];s.bufferSubData(c,_.start*h.BYTES_PER_ELEMENT,h,_.start,_.count)}l.clearUpdateRanges()}l.onUploadCallback()}function i(o){return o.isInterleavedBufferAttribute&&(o=o.data),e.get(o)}function r(o){o.isInterleavedBufferAttribute&&(o=o.data);const l=e.get(o);l&&(s.deleteBuffer(l.buffer),e.delete(o))}function a(o,l){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 c=e.get(o);if(c===void 0)e.set(o,t(o,l));else if(c.version<o.version){if(c.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(c.buffer,o,l),c.version=o.version}}return{get:i,remove:r,update:a}}var ng=`#ifdef USE_ALPHAHASH
14	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
15#endif`,ig=`#ifdef USE_ALPHAHASH
16	const float ALPHA_HASH_SCALE = 0.05;
17	float hash2D( vec2 value ) {
18		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
19	}
20	float hash3D( vec3 value ) {
21		return hash2D( vec2( hash2D( value.xy ), value.z ) );
22	}
23	float getAlphaHashThreshold( vec3 position ) {
24		float maxDeriv = max(
25			length( dFdx( position.xyz ) ),
26			length( dFdy( position.xyz ) )
27		);
28		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
29		vec2 pixScales = vec2(
30			exp2( floor( log2( pixScale ) ) ),
31			exp2( ceil( log2( pixScale ) ) )
32		);
33		vec2 alpha = vec2(
34			hash3D( floor( pixScales.x * position.xyz ) ),
35			hash3D( floor( pixScales.y * position.xyz ) )
36		);
37		float lerpFactor = fract( log2( pixScale ) );
38		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
39		float a = min( lerpFactor, 1.0 - lerpFactor );
40		vec3 cases = vec3(
41			x * x / ( 2.0 * a * ( 1.0 - a ) ),
42			( x - 0.5 * a ) / ( 1.0 - a ),
43			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
44		);
45		float threshold = ( x < ( 1.0 - a ) )
46			? ( ( x < a ) ? cases.x : cases.y )
47			: cases.z;
48		return clamp( threshold , 1.0e-6, 1.0 );
49	}
50#endif`,sg=`#ifdef USE_ALPHAMAP
51	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
52#endif`,rg=`#ifdef USE_ALPHAMAP
53	uniform sampler2D alphaMap;
54#endif`,ag=`#ifdef USE_ALPHATEST
55	#ifdef ALPHA_TO_COVERAGE
56	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );
57	if ( diffuseColor.a == 0.0 ) discard;
58	#else
59	if ( diffuseColor.a < alphaTest ) discard;
60	#endif
61#endif`,og=`#ifdef USE_ALPHATEST
62	uniform float alphaTest;
63#endif`,lg=`#ifdef USE_AOMAP
64	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
65	reflectedLight.indirectDiffuse *= ambientOcclusion;
66	#if defined( USE_CLEARCOAT ) 
67		clearcoatSpecularIndirect *= ambientOcclusion;
68	#endif
69	#if defined( USE_SHEEN ) 
70		sheenSpecularIndirect *= ambientOcclusion;
71	#endif
72	#if defined( USE_ENVMAP ) && defined( STANDARD )

972;
973	}
974	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
975		float a2 = alphaT * alphaB;
976		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
977		highp float v2 = dot( v, v );
978		float w2 = a2 / v2;
979		return RECIPROCAL_PI * a2 * pow2 ( w2 );
980	}
981#endif
982#ifdef USE_CLEARCOAT
983	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
984		vec3 f0 = material.clearcoatF0;
985		float f90 = material.clearcoatF90;
986		float roughness = material.clearcoatRoughness;
987		float alpha = pow2( roughness );
988		vec3 halfDir = normalize( lightDir + viewDir );
989		float dotNL = saturate( dot( normal, lightDir ) );
990		float dotNV = saturate( dot( normal, viewDir ) );
991		float dotNH = saturate( dot( normal, halfDir ) );
992		float dotVH = saturate( dot( viewDir, halfDir ) );
993		vec3 F = F_Schlick( f0, f90, dotVH );
994		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
995		float D = D_GGX( alpha, dotNH );
996		return F * ( V * D );
997	}
998#endif
999vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
1000	vec3 f0 = material.specularColorBlended;
1001	float f90 = material.specularF90;
1002	float roughness = material.roughness;
1003	float alpha = pow2( roughness );
1004	vec3 halfDir = normalize( lightDir + viewDir );
1005	float dotNL = saturate( dot( normal, lightDir ) );
1006	float dotNV = saturate( dot( normal, viewDir ) );
1007	float dotNH = saturate( dot( normal, halfDir ) );
1008	float dotVH = saturate( dot( viewDir, halfDir ) );
1009	vec3 F = F_Schlick( f0, f90, dotVH );
1010	#ifdef USE_IRIDESCENCE
1011		F = mix( F, material.iridescenceFresnel, material.iridescence );
1012	#endif
1013	#ifdef USE_ANISOTROPY
1014		float dotTL = dot( material.anisotropyT, lightDir );
1015		float dotTV = dot( material.anisotropyT, viewDir );
1016		float dotTH = dot( material.anisotropyT, halfDir );
1017		float dotBL = dot( material.anisotropyB, lightDir );
1018		float dotBV = dot( material.anisotropyB, viewDir );
1019		float dotBH = dot( material.anisotropyB, halfDir );
1020		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
1021		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
1022	#else
1023		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1024		float D = D_GGX( alpha, dotNH );
1025	#endif
1026	return F * ( V * D );
1027}
1028vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
1029	const float LUT_SIZE = 64.0;
1030	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
1031	const float LUT_BIAS = 0.5 / LUT_SIZE;
1032	float dotNV = saturate( dot( N, V ) );
1033	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
1034	uv = uv * LUT_SCALE + LUT_BIAS;
1035	return uv;
1036}
1037float LTC_ClippedSphereFormFactor( const in vec3 f ) {
1038	float l = length( f );
1039	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
1040}
1041vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
1042	float x = dot( v1, v2 );
1043	float y = abs( x );
1044	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
1045	float b = 3.4175940 + ( 4.1616724 + y ) * y;
1046	float v = a / b;
1047	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
1048	return cross( v1, v2 ) * theta_sintheta;
1049}
1050vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
1051	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
1052	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
1053	vec3 lightNormal = cross( v1, v2 );
1054	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
1055	vec3 T1, T2;
1056	T1 = normalize( V - N * dot( V, N ) );
1057	T2 = - cross( N, T1 );
1058	mat3 mat = mInv * transpose( mat3( T1, T2, N ) );
1059	vec3 coords[ 4 ];
1060	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
1061	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
1062	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
1063	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
1064	coords[ 0 ] = normalize( coords[ 0 ] );
1065	coords[ 1 ] = normalize( coords[ 1 ] );
1066	coords[ 2 ] = normalize( coords[ 2 ] );
1067	coords[ 3 ] = normalize( coords[ 3 ] );
1068	vec3 vectorFormFactor = vec3( 0.0 );
1069	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
1070	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
1071	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
1072	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
1073	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
1074	return vec3( result );
1075}
1076#if defined( USE_SHEEN )
1077float D_Charlie( float roughness, float dotNH ) {
1078	float alpha = pow2( roughness );
1079	float invAlpha = 1.0 / alpha;
1080	float cos2h = dotNH * dotNH;
1081	float sin2h = max( 1.0 - cos2h, 0.0078125 );
1082	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
1083}
1084float V_Neubelt( float dotNV, float dotNL ) {
1085	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
1086}
1087vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
1088	vec3 halfDir = normalize( lightDir + viewDir );
1089	float dotNL = saturate( dot( normal, lightDir ) );
1090	float dotNV = saturate( dot( normal, viewDir ) );
1091	float dotNH = saturate( dot( normal, halfDir ) );
1092	float D = D_Charlie( sheenRoughness, dotNH );
1093	float V = V_Neubelt( dotNV, dotNL );
1094	return sheenColor * ( D * V );
1095}
1096#endif
1097float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
1098	float dotNV = saturate( dot( normal, viewDir ) );
1099	float r2 = roughness * roughness;
1100	float rInv = 1.0 / ( roughness + 0.1 );
1101	float a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;
1102	float b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;
1103	float DG = exp( a * dotNV + b );
1104	return saturate( DG );
1105}
1106vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
1107	float dotNV = saturate( dot( normal, viewDir ) );
1108	vec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;
1109	return specularColor * fab.x + specularF90 * fab.y;
1110}
1111#ifdef USE_IRIDESCENCE
1112void 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 ) {
1113#else
1114void 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 ) {
1115#endif
1116	float dotNV = saturate( dot( normal, viewDir ) );
1117	vec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;
1118	#ifdef USE_IRIDESCENCE
1119		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
1120	#else
1121		vec3 Fr = specularColor;
1122	#endif
1123	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
1124	float Ess = fab.x + fab.y;
1125	float Ems = 1.0 - Ess;
1126	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
1127	singleScatter += FssEss;
1128	multiScatter += Fms * Ems;
1129}
1130vec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
1131	vec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );

1132	float dotNL = saturate( dot( normal, lightDir ) );
1133	float dotNV = saturate( dot( normal, viewDir ) );
1134	vec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;
1135	vec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;
1136	vec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;
1137	vec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;
1138	float Ess_V = dfgV.x + dfgV.y;
1139	float Ess_L = dfgL.x + dfgL.y;
1140	float Ems_V = 1.0 - Ess_V;
1141	float Ems_L = 1.0 - Ess_L;
1142	vec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;
1143	vec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );
1144	float compensationFactor = Ems_V * Ems_L;
1145	vec3 multiScatter = Fms * compensationFactor;
1146	return singleScatter + multiScatter;
1147}
1148#if NUM_RECT_AREA_LIGHTS > 0
1149	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 ) {
1150		vec3 normal = geometryNormal;
1151		vec3 viewDir = geometryViewDir;
1152		vec3 position = geometryPosition;
1153		vec3 lightPos = rectAreaLight.position;
1154		vec3 halfWidth = rectAreaLight.halfWidth;
1155		vec3 halfHeight = rectAreaLight.halfHeight;
1156		vec3 lightColor = rectAreaLight.color;
1157		float roughness = material.roughness;
1158		vec3 rectCoords[ 4 ];
1159		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
1160		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
1161		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
1162		vec2 uv = LTC_Uv( normal, viewDir, roughness );
1163		vec4 t1 = texture2D( ltc_1, uv );
1164		vec4 t2 = texture2D( ltc_2, uv );
1165		mat3 mInv = mat3(
1166			vec3( t1.x, 0, t1.y ),
1167			vec3(    0, 1,    0 ),
1168			vec3( t1.z, 0, t1.w )
1169		);
1170		vec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );
1171		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
1172		reflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
1173		#ifdef USE_CLEARCOAT
1174			vec3 Ncc = geometryClearcoatNormal;
1175			vec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );
1176			vec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );
1177			vec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );
1178			mat3 mInvClearcoat = mat3(
1179				vec3( t1Clearcoat.x, 0, t1Clearcoat.y ),
1180				vec3(             0, 1,             0 ),
1181				vec3( t1Clearcoat.z, 0, t1Clearcoat.w )
1182			);
1183			vec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;
1184			clearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );
1185		#endif
1186	}
1187#endif
1188void 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 ) {
1189	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
1190	vec3 irradiance = dotNL * directLight.color;
1191	#ifdef USE_CLEARCOAT
1192		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
1193		vec3 ccIrradiance = dotNLcc * directLight.color;
1194		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
1195	#endif
1196	#ifdef USE_SHEEN
1197 
1198 		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
1199 
1200 		float sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1201 		float sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );
1202 
1203 		float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );
1204 
1205 		irradiance *= sheenEnergyComp;
1206 
1207 	#endif
1208	reflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );
1209	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );
1210}
1211void 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 ) {
1212	vec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );
1213	#ifdef USE_SHEEN
1214		float sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1215		float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;
1216		diffuse *= sheenEnergyComp;
1217	#endif
1218	reflectedLight.indirectDiffuse += diffuse;
1219}
1220void 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) {
1221	#ifdef USE_CLEARCOAT
1222		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
1223	#endif
1224	#ifdef USE_SHEEN
1225		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;
1226 	#endif
1227	vec3 singleScatteringDielectric = vec3( 0.0 );
1228	vec3 multiScatteringDielectric = vec3( 0.0 );
1229	vec3 singleScatteringMetallic = vec3( 0.0 );
1230	vec3 multiScatteringMetallic = vec3( 0.0 );
1231	#ifdef USE_IRIDESCENCE
1232		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );
1233		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );
1234	#else
1235		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );
1236		computeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );
1237	#endif
1238	vec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );
1239	vec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );
1240	vec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;
1241	vec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );
1242	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
1243	vec3 indirectSpecular = radiance * singleScattering;
1244	indirectSpecular += multiScattering * cosineWeightedIrradiance;
1245	vec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;
1246	#ifdef USE_SHEEN
1247		float sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1248		float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;
1249		indirectSpecular *= sheenEnergyComp;
1250		indirectDiffuse *= sheenEnergyComp;
1251	#endif
1252	reflectedLight.indirectSpecular += indirectSpecular;
1253	reflectedLight.indirectDiffuse += indirectDiffuse;
1254}
1255#define RE_Direct				RE_Direct_Physical
1256#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
1257#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
1258#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
1259float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
1260	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
1261}`,