https://www.parley.live/assets/model-viewer-DVafQNgm.js

1/*! (c) 2026 Parley Labs (parley.live). All rights reserved. Proprietary and confidential: copying, redistribution or reverse engineering is not permitted. */
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2*Math.acos(Math.abs(Ve(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(n===0)return this;const i=Math.min(1,t/n);return this.slerp(e,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return e===0?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,i=e._y,s=e._z,a=e._w,o=t._x,c=t._y,l=t._z,u=t._w;return this._x=n*u+a*o+i*l-s*c,this._y=i*u+a*c+s*o-n*l,this._z=s*u+a*l+n*c-i*o,this._w=a*u-n*o-i*c-s*l,this._onChangeCallback(),this}slerp(e,t){if(t<=0)return this;if(t>=1)return this.copy(e);let n=e._x,i=e._y,s=e._z,a=e._w,o=this.dot(e);o<0&&(n=-n,i=-i,s=-s,a=-a,o=-o);let c=1-t;if(o<.9995){const l=Math.acos(o),u=Math.sin(l);c=Math.sin(c*l)/u,t=Math.sin(t*l)/u,this._x=this._x*c+n*t,this._y=this._y*c+i*t,this._z=this._z*c+s*t,this._w=this._w*c+a*t,this._onChangeCallback()}else this._x=this._x*c+n*t,this._y=this._y*c+i*t,this._z=this._z*c+s*t,this._w=this._w*c+a*t,this.normalize();return this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),i=Math.sqrt(1-n),s=Math.sqrt(n);return this.set(i*Math.sin(e),i*Math.cos(e),s*Math.sin(t),s*Math.cos(t))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class B{constructor(e=0,t=0,n=0){B.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return n===void 0&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(op.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(op.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[3]*n+s[6]*i,this.y=s[1]*t+s[4]*n+s[7]*i,this.z=s[2]*t+s[5]*n+s[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,s=e.elements,a=1/(s[3]*t+s[7]*n+s[11]*i+s[15]);return this.x=(s[0]*t+s[4]*n+s[8]*i+s[12])*a,this.y=(s[1]*t+s[5]*n+s[9]*i+s[13])*a,this.z=(s[2]*t+s[6]*n+s[10]*i+s[14])*a,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,s=e.x,a=e.y,o=e.z,c=e.w,l=2*(a*i-o*n),u=2*(o*t-s*i),h=2*(s*n-a*t);return this.x=t+c*l+a*h-o*u,this.y=n+c*u+o*l-s*h,this.z=i+c*h+s*u-a*l,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[4]*n+s[8]*i,this.y=s[1]*t+s[5]*n+s[9]*i,this.z=s[2]*t+s[6]*n+s[10]*i,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Ve(this.x,e.x,t.x),this.y=Ve(this.y,e.y,t.y),this.z=Ve(this.z,e.z,t.z),this}clampScalar(e,t){return this.x=Ve(this.x,e,t),this.y=Ve(this.y,e,t),this.z=Ve(this.z,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Ve(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,i=e.y,s=e.z,a=t.x,o=t.y,c=t.z;return this.x=i*c-s*o,this.y=s*a-n*c,this.z=n*o-i*a,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return Jl.copy(this).projectOnVector(e),this.sub(Jl)}reflect(e){return this.sub(Jl.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(Ve(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,t*4)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,t*3)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=Math.random()*Math.PI*2,t=Math.random()*2-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Jl=new B,op=new xn;class Qe{constructor(e,t,n,i,s,a,o,c,l){Qe.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],e!==void 0&&this.set(e,t,n,i,s,a,o,c,l)}set(e,t,n,i,s,a,o,c,l){const u=this.elements;return u[0]=e,u[1]=i,u[2]=o,u[3]=t,u[4]=s,u[5]=c,u[6]=n,u[7]=a,u[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this}extractBasis(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(e){const t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,s=this.elements,a=n[0],o=n[3],c=n[6],l=n[1],u=n[4],h=n[7],d=n[2],f=n[5],p=n[8],g=i[0],m=i[3],A=i[6],x=i[1],_=i[4],b=i[7],v=i[2],C=i[5],M=i[8];return s[0]=a*g+o*x+c*v,s[3]=a*m+o*_+c*C,s[6]=a*A+o*b+c*M,s[1]=l*g+u*x+h*v,s[4]=l*m+u*_+h*C,s[7]=l*A+u*b+h*M,s[2]=d*g+f*x+p*v,s[5]=d*m+f*_+p*C,s[8]=d*A+f*b+p*M,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],a=e[4],o=e[5],c=e[6],l=e[7],u=e[8];return t*a*u-t*o*l-n*s*u+n*o*c+i*s*l-i*a*c}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],a=e[4],o=e[5],c=e[6],l=e[7],u=e[8],h=u*a-o*l,d=o*c-u*s,f=l*s-a*c,p=t*h+n*d+i*f;if(p===0)return this.set(0,0,0,0,0,0,0,0,0);const g=1/p;return e[0]=h*g,e[1]=(i*l-u*n)*g,e[2]=(o*n-i*a)*g,e[3]=d*g,e[4]=(u*t-i*c)*g,e[5]=(i*s-o*t)*g,e[6]=f*g,e[7]=(n*c-l*t)*g,e[8]=(a*t-n*s)*g,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,i,s,a,o){const c=Math.cos(s),l=Math.sin(s);return this.set(n*c,n*l,-n*(c*a+l*o)+a+e,-i*l,i*c,-i*(-l*a+c*o)+o+t,0,0,1),this}scale(e,t){return this.premultiply(Zl.makeScale(e,t)),this}rotate(e){return this.premultiply(Zl.makeRotation(-e)),this}translate(e,t){return this.premultiply(Zl.makeTranslation(e,t)),this}makeTranslation(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,n,t,0,0,0,1),this}makeScale(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}equals(e){const t=this.elements,n=e.elements;for(let i=0;i<9;i++)if(t[i]!==n[i])return!1;return!0}fromArray(e,t=0){for(let n=0;n<9;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}clone(){return new this.constructor().fromArray(this.elements)}}const Zl=new Qe,cp=new Qe().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),lp=new Qe().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function dv(){const r={enabled:!0,workingColorSpace:St,spaces:{},convert:function(i,s,a){return this.enabled===!1||s===a||!s||!a||(this.spaces[s].transfer===ft&&(i.r=Hi(i.r),i.g=Hi(i.g),i.b=Hi(i.b)),this.spaces[s].primaries!==this.spaces[a].primaries&&(i.applyMatrix3(this.spaces[s].toXYZ),i.applyMatrix3(this.spaces[a].fromXYZ)),this.spaces[a].transfer===ft&&(i.r=Hr(i.r),i.g=Hr(i.g),i.b=Hr(i.b))),i},workingToColorSpace:function(i,s){return this.convert(i,this.workingColorSpace,s)},colorSpaceToWorking:function(i,s){return this.convert(i,s,this.workingColorSpace)},getPrimaries:function(i){return this.spaces[i].primaries},getTransfer:function(i){return i===kn?Al:this.spaces[i].transfer},getToneMappingMode:function(i){return this.spaces[i].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(i,s=this.workingColorSpace){return i.fromArray(this.spaces[s].luminanceCoefficients)},define:function(i){Object.assign(this.spaces,i)},_getMatrix:function(i,s,a){return i.copy(this.spaces[s].toXYZ).multiply(this.spaces[a].fromXYZ)},_getDrawingBufferColorSpace:function(i){return this.spaces[i].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(i=this.workingColorSpace){return this.spaces[i].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(i,s){return vo("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),r.workingToColorSpace(i,s)},toWorkingColorSpace:function(i,s){return vo("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),r.colorSpaceToWorking(i,s)}},e=[.64,.33,.3,.6,.15,.06],t=[.2126,.7152,.0722],n=[.3127,.329];return r.define({[St]:{primaries:e,whitePoint:n,transfer:Al,toXYZ:cp,fromXYZ:lp,luminanceCoefficients:t,workingColorSpaceConfig:{unpackColorSpace:bt},outputColorSpaceConfig:{drawingBufferColorSpace:bt}},[bt]:{primaries:e,whitePoint:n,transfer:ft,toXYZ:cp,fromXYZ:lp,luminanceCoefficients:t,outputColorSpaceConfig:{drawingBufferColorSpace:bt}}}),r}const Ze=dv();function Hi(r){return r<.04045?r*.0773993808:Math.pow(r*.9478672986+.0521327014,2.4)}function Hr(r){return r<.0031308?r*12.92:1.055*Math.pow(r,.41666)-.055}let tr;class _0{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{tr===void 0&&(tr=_o("canvas")),tr.width=e.width,tr.height=e.height;const i=tr.getContext("2d");e instanceof ImageData?i.putImageData(e,0,0):i.drawImage(e,0,0,e.width,e.height),n=tr}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=_o("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const i=n.getImageData(0,0,e.width,e.height),s=i.data;for(let a=0;a<s.length;a++)s[a]=Hi(s[a]/255)*255;return n.putImageData(i,0,0),t}else if(e.data){const t=e.data.slice(0);for(let n=0;n<t.length;n++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[n]=Math.floor(Hi(t[n]/255)*255):t[n]=Hi(t[n]);return{data:t,width:e.width,height:e.height}}else return we("ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let fv=0;class Ul{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:fv++}),this.uuid=zn(),this.data=e,this.dataReady=!0,this.version=0}getSize(e){const t=this.data;return typeof HTMLVideoElement<"u"&&t instanceof HTMLVideoElement?e.set(t.videoWidth,t.videoHeight,0):typeof VideoFrame<"u"&&t instanceof VideoFrame?e.set(t.displayHeight,t.displayWidth,0):t!==null?e.set(t.width,t.height,t.depth||0):e.set(0,0,0),e}set needsUpdate(e){e===!0&&this.version++}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.images[this.uuid]!==void 0)return e.images[this.uuid];const n={uuid:this.uuid,url:""},i=this.data;if(i!==null){let s;if(Array.isArray(i)){s=[];for(let a=0,o=i.length;a<o;a++)i[a].isDataTexture?s.push(eh(i[a].image)):s.push(eh(i[a]))}else s=eh(i);n.url=s}return t||(e.images[this.uuid]=n),n}}function eh(r){return typeof HTMLImageElement<"u"&&r instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&r instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&r instanceof ImageBitmap?_0.getDataURL(r):r.data?{data:Array.from(r.data),width:r.width,height:r.height,type:r.data.constructor.name}:(we("Texture: Unable to serialize Texture."),{})}let pv=0;const th=new B;let Rt=class Vc extends ri{constructor(e=Vc.DEFAULT_IMAGE,t=Vc.DEFAULT_MAPPING,n=Lt,i=Lt,s=We,a=gn,o=Tt,c=Le,l=Vc.DEFAULT_ANISOTROPY,u=kn){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:pv++}),this.uuid=zn(),this.name="",this.source=new Ul(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=s,this.minFilter=a,this.anisotropy=l,this.format=o,this.internalFormat=null,this.type=c,this.offset=new pe(0,0),this.repeat=new pe(1,1),this.center=new pe(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Qe,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=u,this.userData={},this.updateRanges=[],this.version=0,this.onUpdate=null,this.renderTarget=null,this.isRenderTargetTexture=!1,this.isArrayTexture=!!(e&&e.depth&&e.depth>1),this.pmremVersion=0}get width(){return this.source.getSize(th).x}get height(){return this.source.getSize(th).y}get depth(){return this.source.getSize(th).z}get image(){return this.source.data}set image(e=null){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return new this.constructor().copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.renderTarget=e.renderTarget,this.isRenderTargetTexture=e.isRenderTargetTexture,this.isArrayTexture=e.isArrayTexture,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}setValues(e){for(const t in e){const n=e[t];if(n===void 0){we(`Texture.setValues(): parameter '${t}' has value of undefined.`);continue}const i=this[t];if(i===void 0){we(`Texture.setValues(): property '${t}' does not exist.`);continue}i&&n&&i.isVector2&&n.isVector2||i&&n&&i.isVector3&&n.isVector3||i&&n&&i.isMatrix3&&n.isMatrix3?i.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const n={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==$r)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case ni:e.x=e.x-Math.floor(e.x);break;case Lt:e.x=e.x<0?0:1;break;case Ws:Math.abs(Math.floor(e.x)%2)===1?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x);break}if(e.y<0||e.y>1)switch(this.wrapT){case ni:e.y=e.y-Math.floor(e.y);break;case Lt:e.y=e.y<0?0:1;break;case Ws:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){e===!0&&this.pmremVersion++}};Rt.DEFAULT_IMAGE=null;Rt.DEFAULT_MAPPING=$r;Rt.DEFAULT_ANISOTROPY=1;class Mt{constructor(e=0,t=0,n=0,i=1){Mt.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=e.w!==void 0?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,s=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*i+a[12]*s,this.y=a[1]*t+a[5]*n+a[9]*i+a[13]*s,this.z=a[2]*t+a[6]*n+a[10]*i+a[14]*s,this.w=a[3]*t+a[7]*n+a[11]*i+a[15]*s,this}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this.w/=e.w,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,i,s;const c=e.elements,l=c[0],u=c[4],h=c[8],d=c[1],f=c[5],p=c[9],g=c[2],m=c[6],A=c[10];if(Math.abs(u-d)<.01&&Math.abs(h-g)<.01&&Math.abs(p-m)<.01){if(Math.abs(u+d)<.1&&Math.abs(h+g)<.1&&Math.abs(p+m)<.1&&Math.abs(l+f+A-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const _=(l+1)/2,b=(f+1)/2,v=(A+1)/2,C=(u+d)/4,M=(h+g)/4,w=(p+m)/4;return _>b&&_>v?_<.01?(n=0,i=.707106781,s=.707106781):(n=Math.sqrt(_),i=C/n,s=M/n):b>v?b<.01?(n=.707106781,i=0,s=.707106781):(i=Math.sqrt(b),n=C/i,s=w/i):v<.01?(n=.707106781,i=.707106781,s=0):(s=Math.sqrt(v),n=M/s,i=w/s),this.set(n,i,s,t),this}let x=Math.sqrt((m-p)*(m-p)+(h-g)*(h-g)+(d-u)*(d-u));return Math.abs(x)<.001&&(x=1),this.x=(m-p)/x,this.y=(h-g)/x,this.z=(d-u)/x,this.w=Math.acos((l+f+A-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=Ve(this.x,e.x,t.x),this.y=Ve(this.y,e.y,t.y),this.z=Ve(this.z,e.z,t.z),this.w=Ve(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=Ve(this.x,e,t),this.y=Ve(this.y,e,t),this.z=Ve(this.z,e,t),this.w=Ve(this.w,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Ve(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class Av extends ri{constructor(e=1,t=1,n={}){super(),n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:We,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 Mt(0,0,e,t),this.scissorTest=!1,this.viewport=new Mt(0,0,e,t);const i={width:e,height:t,depth:n.depth},s=new Rt(i);this.textures=[];const a=n.count;for(let o=0;o<a;o++)this.textures[o]=s.clone(),this.textures[o].isRenderTargetTexture=!0,this.textures[o].renderTarget=this;this._setTextureOptions(n),this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this._depthTexture=null,this.depthTexture=n.depthTexture,this.samples=n.samples,this.multiview=n.multiview}_setTextureOptions(e={}){const t={minFilter:We,generateMipmaps:!1,flipY:!1,internalFormat:null};e.mapping!==void 0&&(t.mapping=e.mapping),e.wrapS!==void 0&&(t.wrapS=e.wrapS),e.wrapT!==void 0&&(t.wrapT=e.wrapT),e.wrapR!==void 0&&(t.wrapR=e.wrapR),e.magFilter!==void 0&&(t.magFilter=e.magFilter),e.minFilter!==void 0&&(t.minFilter=e.minFilter),e.format!==void 0&&(t.format=e.format),e.type!==void 0&&(t.type=e.type),e.anisotropy!==void 0&&(t.anisotropy=e.anisotropy),e.colorSpace!==void 0&&(t.colorSpace=e.colorSpace),e.flipY!==void 0&&(t.flipY=e.flipY),e.generateMipmaps!==void 0&&(t.generateMipmaps=e.generateMipmaps),e.internalFormat!==void 0&&(t.internalFormat=e.internalFormat);for(let n=0;n<this.textures.length;n++)this.textures[n].setValues(t)}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}set depthTexture(e){this._depthTexture!==null&&(this._depthTexture.renderTarget=null),e!==null&&(e.renderTarget=this),this._depthTexture=e}get depthTexture(){return this._depthTexture}setSize(e,t,n=1){if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let i=0,s=this.textures.length;i<s;i++)this.textures[i].image.width=e,this.textures[i].image.height=t,this.textures[i].image.depth=n,this.textures[i].isData3DTexture!==!0&&(this.textures[i].isArrayTexture=this.textures[i].image.depth>1);this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return new this.constructor().copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let t=0,n=e.textures.length;t<n;t++){this.textures[t]=e.textures[t].clone(),this.textures[t].isRenderTargetTexture=!0,this.textures[t].renderTarget=this;const i=Object.assign({},e.textures[t].image);this.textures[t].source=new Ul(i)}return this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class bn extends Av{constructor(e=1,t=1,n={}){super(e,t,n),this.isWebGLRenderTarget=!0}}class v0 extends Rt{constructor(e=null,t=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=yt,this.minFilter=yt,this.wrapR=Lt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class E0 extends Rt{constructor(e=null,t=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=yt,this.minFilter=yt,this.wrapR=Lt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class cn{constructor(e=new B(1/0,1/0,1/0),t=new B(-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(qn.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(qn.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=qn.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){e.updateWorldMatrix(!1,!1);const n=e.geometry;if(n!==void 0){const s=n.getAttribute("position");if(t===!0&&s!==void 0&&e.isInstancedMesh!==!0)for(let a=0,o=s.count;a<o;a++)e.isMesh===!0?e.getVertexPosition(a,qn):qn.fromBufferAttribute(s,a),qn.applyMatrix4(e.matrixWorld),this.expandByPoint(qn);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),Oo.copy(e.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),Oo.copy(n.boundingBox)),Oo.applyMatrix4(e.matrixWorld),this.union(Oo)}const i=e.children;for(let s=0,a=i.length;s<a;s++)this.expandByObject(i[s],t);return this}containsPoint(e){return e.x>=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y&&e.z>=this.min.z&&e.z<=this.max.z}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y&&e.max.z>=this.min.z&&e.min.z<=this.max.z}intersectsSphere(e){return this.clampPoint(e.center,qn),qn.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(ma),ko.subVectors(this.max,ma),nr.subVectors(e.a,ma),ir.subVectors(e.b,ma),sr.subVectors(e.c,ma),qi.subVectors(ir,nr),Xi.subVectors(sr,ir),As.subVectors(nr,sr);let t=[0,-qi.z,qi.y,0,-Xi.z,Xi.y,0,-As.z,As.y,qi.z,0,-qi.x,Xi.z,0,-Xi.x,As.z,0,-As.x,-qi.y,qi.x,0,-Xi.y,Xi.x,0,-As.y,As.x,0];return!nh(t,nr,ir,sr,ko)||(t=[1,0,0,0,1,0,0,0,1],!nh(t,nr,ir,sr,ko))?!1:(Qo.crossVectors(qi,Xi),t=[Qo.x,Qo.y,Qo.z],nh(t,nr,ir,sr,ko))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,qn).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(qn).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:(yi[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),yi[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),yi[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),yi[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),yi[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),yi[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),yi[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),yi[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(yi),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 yi=[new B,new B,new B,new B,new B,new B,new B,new B],qn=new B,Oo=new cn,nr=new B,ir=new B,sr=new B,qi=new B,Xi=new B,As=new B,ma=new B,ko=new B,Qo=new B,ms=new B;function nh(r,e,t,n,i){for(let s=0,a=r.length-3;s<=a;s+=3){ms.fromArray(r,s);const o=i.x*Math.abs(ms.x)+i.y*Math.abs(ms.y)+i.z*Math.abs(ms.z),c=e.dot(ms),l=t.dot(ms),u=n.dot(ms);if(Math.max(-Math.max(c,l,u),Math.min(c,l,u))>o)return!1}return!0}const mv=new cn,ga=new B,ih=new B;class Wn{constructor(e=new B,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):mv.setFromPoints(e).getCenter(n);let i=0;for(let s=0,a=e.length;s<a;s++)i=Math.max(i,n.distanceToSquared(e[s]));return this.radius=Math.sqrt(i),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;ga.subVectors(e,this.center);const t=ga.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),i=(n-this.radius)*.5;this.center.addScaledVector(ga,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):(ih.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(ga.copy(e.center).add(ih)),this.expandByPoint(ga.copy(e.center).sub(ih))),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}}const Si=new B,sh=new B,Go=new B,$i=new B,rh=new B,Ho=new B,ah=new B;class Bo{constructor(e=new B,t=new B(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,Si)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Si.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Si.copy(this.origin).addScaledVector(this.direction,t),Si.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){sh.copy(e).add(t).multiplyScalar(.5),Go.copy(t).sub(e).normalize(),$i.copy(this.origin).sub(sh);const s=e.distanceTo(t)*.5,a=-this.direction.dot(Go),o=$i.dot(this.direction),c=-$i.dot(Go),l=$i.lengthSq(),u=Math.abs(1-a*a);let h,d,f,p;if(u>0)if(h=a*c-o,d=a*o-c,p=s*u,h>=0)if(d>=-p)if(d<=p){const g=1/u;h*=g,d*=g,f=h*(h+a*d+2*o)+d*(a*h+d+2*c)+l}else d=s,h=Math.max(0,-(a*d+o)),f=-h*h+d*(d+2*c)+l;else d=-s,h=Math.max(0,-(a*d+o)),f=-h*h+d*(d+2*c)+l;else d<=-p?(h=Math.max(0,-(-a*s+o)),d=h>0?-s:Math.min(Math.max(-s,-c),s),f=-h*h+d*(d+2*c)+l):d<=p?(h=0,d=Math.min(Math.max(-s,-c),s),f=d*(d+2*c)+l):(h=Math.max(0,-(a*s+o)),d=h>0?s:Math.min(Math.max(-s,-c),s),f=-h*h+d*(d+2*c)+l);else d=a>0?-s:s,h=Math.max(0,-(a*d+o)),f=-h*h+d*(d+2*c)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,h),i&&i.copy(sh).addScaledVector(Go,d),f}intersectSphere(e,t){Si.subVectors(e.center,this.origin);const n=Si.dot(this.direction),i=Si.dot(Si)-n*n,s=e.radius*e.radius;if(i>s)return null;const a=Math.sqrt(s-i),o=n-a,c=n+a;return c<0?null:o<0?this.at(c,t):this.at(o,t)}intersectsSphere(e){return e.radius<0?!1:this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(t===0)return e.distanceToPoint(this.origin)===0?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return n===null?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,i,s,a,o,c;const l=1/this.direction.x,u=1/this.direction.y,h=1/this.direction.z,d=this.origin;return l>=0?(n=(e.min.x-d.x)*l,i=(e.max.x-d.x)*l):(n=(e.max.x-d.x)*l,i=(e.min.x-d.x)*l),u>=0?(s=(e.min.y-d.y)*u,a=(e.max.y-d.y)*u):(s=(e.max.y-d.y)*u,a=(e.min.y-d.y)*u),n>a||s>i||((s>n||isNaN(n))&&(n=s),(a<i||isNaN(i))&&(i=a),h>=0?(o=(e.min.z-d.z)*h,c=(e.max.z-d.z)*h):(o=(e.max.z-d.z)*h,c=(e.min.z-d.z)*h),n>c||o>i)||((o>n||n!==n)&&(n=o),(c<i||i!==i)&&(i=c),i<0)?null:this.at(n>=0?n:i,t)}intersectsBox(e){return this.intersectBox(e,Si)!==null}intersectTriangle(e,t,n,i,s){rh.subVectors(t,e),Ho.subVectors(n,e),ah.crossVectors(rh,Ho);let a=this.direction.dot(ah),o;if(a>0){if(i)return null;o=1}else if(a<0)o=-1,a=-a;else return null;$i.subVectors(this.origin,e);const c=o*this.direction.dot(Ho.crossVectors($i,Ho));if(c<0)return null;const l=o*this.direction.dot(rh.cross($i));if(l<0||c+l>a)return null;const u=-o*$i.dot(ah);return u<0?null:this.at(u/a,s)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}}class Ue{constructor(e,t,n,i,s,a,o,c,l,u,h,d,f,p,g,m){Ue.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,n,i,s,a,o,c,l,u,h,d,f,p,g,m)}set(e,t,n,i,s,a,o,c,l,u,h,d,f,p,g,m){const A=this.elements;return A[0]=e,A[4]=t,A[8]=n,A[12]=i,A[1]=s,A[5]=a,A[9]=o,A[13]=c,A[2]=l,A[6]=u,A[10]=h,A[14]=d,A[3]=f,A[7]=p,A[11]=g,A[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return new Ue().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/rr.setFromMatrixColumn(e,0).length(),s=1/rr.setFromMatrixColumn(e,1).length(),a=1/rr.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*s,t[5]=n[5]*s,t[6]=n[6]*s,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,i=e.y,s=e.z,a=Math.cos(n),o=Math.sin(n),c=Math.cos(i),l=Math.sin(i),u=Math.cos(s),h=Math.sin(s);if(e.order==="XYZ"){const d=a*u,f=a*h,p=o*u,g=o*h;t[0]=c*u,t[4]=-c*h,t[8]=l,t[1]=f+p*l,t[5]=d-g*l,t[9]=-o*c,t[2]=g-d*l,t[6]=p+f*l,t[10]=a*c}else if(e.order==="YXZ"){const d=c*u,f=c*h,p=l*u,g=l*h;t[0]=d+g*o,t[4]=p*o-f,t[8]=a*l,t[1]=a*h,t[5]=a*u,t[9]=-o,t[2]=f*o-p,t[6]=g+d*o,t[10]=a*c}else if(e.order==="ZXY"){const d=c*u,f=c*h,p=l*u,g=l*h;t[0]=d-g*o,t[4]=-a*h,t[8]=p+f*o,t[1]=f+p*o,t[5]=a*u,t[9]=g-d*o,t[2]=-a*l,t[6]=o,t[10]=a*c}else if(e.order==="ZYX"){const d=a*u,f=a*h,p=o*u,g=o*h;t[0]=c*u,t[4]=p*l-f,t[8]=d*l+g,t[1]=c*h,t[5]=g*l+d,t[9]=f*l-p,t[2]=-l,t[6]=o*c,t[10]=a*c}else if(e.order==="YZX"){const d=a*c,f=a*l,p=o*c,g=o*l;t[0]=c*u,t[4]=g-d*h,t[8]=p*h+f,t[1]=h,t[5]=a*u,t[9]=-o*u,t[2]=-l*u,t[6]=f*h+p,t[10]=d-g*h}else if(e.order==="XZY"){const d=a*c,f=a*l,p=o*c,g=o*l;t[0]=c*u,t[4]=-h,t[8]=l*u,t[1]=d*h+g,t[5]=a*u,t[9]=f*h-p,t[2]=p*h-f,t[6]=o*u,t[10]=g*h+d}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(gv,e,xv)}lookAt(e,t,n){const i=this.elements;return Mn.subVectors(e,t),Mn.lengthSq()===0&&(Mn.z=1),Mn.normalize(),Yi.crossVectors(n,Mn),Yi.lengthSq()===0&&(Math.abs(n.z)===1?Mn.x+=1e-4:Mn.z+=1e-4,Mn.normalize(),Yi.crossVectors(n,Mn)),Yi.normalize(),zo.crossVectors(Mn,Yi),i[0]=Yi.x,i[4]=zo.x,i[8]=Mn.x,i[1]=Yi.y,i[5]=zo.y,i[9]=Mn.y,i[2]=Yi.z,i[6]=zo.z,i[10]=Mn.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,s=this.elements,a=n[0],o=n[4],c=n[8],l=n[12],u=n[1],h=n[5],d=n[9],f=n[13],p=n[2],g=n[6],m=n[10],A=n[14],x=n[3],_=n[7],b=n[11],v=n[15],C=i[0],M=i[4],w=i[8],E=i[12],S=i[1],R=i[5],N=i[9],F=i[13],P=i[2],Q=i[6],U=i[10],G=i[14],q=i[3],J=i[7],Z=i[11],Y=i[15];return s[0]=a*C+o*S+c*P+l*q,s[4]=a*M+o*R+c*Q+l*J,s[8]=a*w+o*N+c*U+l*Z,s[12]=a*E+o*F+c*G+l*Y,s[1]=u*C+h*S+d*P+f*q,s[5]=u*M+h*R+d*Q+f*J,s[9]=u*w+h*N+d*U+f*Z,s[13]=u*E+h*F+d*G+f*Y,s[2]=p*C+g*S+m*P+A*q,s[6]=p*M+g*R+m*Q+A*J,s[10]=p*w+g*N+m*U+A*Z,s[14]=p*E+g*F+m*G+A*Y,s[3]=x*C+_*S+b*P+v*q,s[7]=x*M+_*R+b*Q+v*J,s[11]=x*w+_*N+b*U+v*Z,s[15]=x*E+_*F+b*G+v*Y,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],i=e[8],s=e[12],a=e[1],o=e[5],c=e[9],l=e[13],u=e[2],h=e[6],d=e[10],f=e[14],p=e[3],g=e[7],m=e[11],A=e[15],x=c*f-l*d,_=o*f-l*h,b=o*d-c*h,v=a*f-l*u,C=a*d-c*u,M=a*h-o*u;return t*(g*x-m*_+A*b)-n*(p*x-m*v+A*C)+i*(p*_-g*v+A*M)-s*(p*b-g*C+m*M)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],a=e[4],o=e[5],c=e[6],l=e[7],u=e[8],h=e[9],d=e[10],f=e[11],p=e[12],g=e[13],m=e[14],A=e[15],x=h*m*l-g*d*l+g*c*f-o*m*f-h*c*A+o*d*A,_=p*d*l-u*m*l-p*c*f+a*m*f+u*c*A-a*d*A,b=u*g*l-p*h*l+p*o*f-a*g*f-u*o*A+a*h*A,v=p*h*c-u*g*c-p*o*d+a*g*d+u*o*m-a*h*m,C=t*x+n*_+i*b+s*v;if(C===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const M=1/C;return e[0]=x*M,e[1]=(g*d*s-h*m*s-g*i*f+n*m*f+h*i*A-n*d*A)*M,e[2]=(o*m*s-g*c*s+g*i*l-n*m*l-o*i*A+n*c*A)*M,e[3]=(h*c*s-o*d*s-h*i*l+n*d*l+o*i*f-n*c*f)*M,e[4]=_*M,e[5]=(u*m*s-p*d*s+p*i*f-t*m*f-u*i*A+t*d*A)*M,e[6]=(p*c*s-a*m*s-p*i*l+t*m*l+a*i*A-t*c*A)*M,e[7]=(a*d*s-u*c*s+u*i*l-t*d*l-a*i*f+t*c*f)*M,e[8]=b*M,e[9]=(p*h*s-u*g*s-p*n*f+t*g*f+u*n*A-t*h*A)*M,e[10]=(a*g*s-p*o*s+p*n*l-t*g*l-a*n*A+t*o*A)*M,e[11]=(u*o*s-a*h*s-u*n*l+t*h*l+a*n*f-t*o*f)*M,e[12]=v*M,e[13]=(u*g*i-p*h*i+p*n*d-t*g*d-u*n*m+t*h*m)*M,e[14]=(p*o*i-a*g*i-p*n*c+t*g*c+a*n*m-t*o*m)*M,e[15]=(a*h*i-u*o*i+u*n*c-t*h*c-a*n*d+t*o*d)*M,this}scale(e){const t=this.elements,n=e.x,i=e.y,s=e.z;return t[0]*=n,t[4]*=i,t[8]*=s,t[1]*=n,t[5]*=i,t[9]*=s,t[2]*=n,t[6]*=i,t[10]*=s,t[3]*=n,t[7]*=i,t[11]*=s,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),i=Math.sin(t),s=1-n,a=e.x,o=e.y,c=e.z,l=s*a,u=s*o;return this.set(l*a+n,l*o-i*c,l*c+i*o,0,l*o+i*c,u*o+n,u*c-i*a,0,l*c-i*o,u*c+i*a,s*c*c+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,i,s,a){return this.set(1,n,s,0,e,1,a,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,s=t._x,a=t._y,o=t._z,c=t._w,l=s+s,u=a+a,h=o+o,d=s*l,f=s*u,p=s*h,g=a*u,m=a*h,A=o*h,x=c*l,_=c*u,b=c*h,v=n.x,C=n.y,M=n.z;return i[0]=(1-(g+A))*v,i[1]=(f+b)*v,i[2]=(p-_)*v,i[3]=0,i[4]=(f-b)*C,i[5]=(1-(d+A))*C,i[6]=(m+x)*C,i[7]=0,i[8]=(p+_)*M,i[9]=(m-x)*M,i[10]=(1-(d+g))*M,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;if(e.x=i[12],e.y=i[13],e.z=i[14],this.determinant()===0)return n.set(1,1,1),t.identity(),this;let s=rr.set(i[0],i[1],i[2]).length();const a=rr.set(i[4],i[5],i[6]).length(),o=rr.set(i[8],i[9],i[10]).length();this.determinant()<0&&(s=-s),Xn.copy(this);const l=1/s,u=1/a,h=1/o;return Xn.elements[0]*=l,Xn.elements[1]*=l,Xn.elements[2]*=l,Xn.elements[4]*=u,Xn.elements[5]*=u,Xn.elements[6]*=u,Xn.elements[8]*=h,Xn.elements[9]*=h,Xn.elements[10]*=h,t.setFromRotationMatrix(Xn),n.x=s,n.y=a,n.z=o,this}makePerspective(e,t,n,i,s,a,o=Ai,c=!1){const l=this.elements,u=2*s/(t-e),h=2*s/(n-i),d=(t+e)/(t-e),f=(n+i)/(n-i);let p,g;if(c)p=s/(a-s),g=a*s/(a-s);else if(o===Ai)p=-(a+s)/(a-s),g=-2*a*s/(a-s);else if(o===ml)p=-a/(a-s),g=-a*s/(a-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);return l[0]=u,l[4]=0,l[8]=d,l[12]=0,l[1]=0,l[5]=h,l[9]=f,l[13]=0,l[2]=0,l[6]=0,l[10]=p,l[14]=g,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(e,t,n,i,s,a,o=Ai,c=!1){const l=this.elements,u=2/(t-e),h=2/(n-i),d=-(t+e)/(t-e),f=-(n+i)/(n-i);let p,g;if(c)p=1/(a-s),g=a/(a-s);else if(o===Ai)p=-2/(a-s),g=-(a+s)/(a-s);else if(o===ml)p=-1/(a-s),g=-s/(a-s);else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);return l[0]=u,l[4]=0,l[8]=0,l[12]=d,l[1]=0,l[5]=h,l[9]=0,l[13]=f,l[2]=0,l[6]=0,l[10]=p,l[14]=g,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let i=0;i<16;i++)if(t[i]!==n[i])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const rr=new B,Xn=new Ue,gv=new B(0,0,0),xv=new B(1,1,1),Yi=new B,zo=new B,Mn=new B,hp=new Ue,up=new xn;class Vn{constructor(e=0,t=0,n=0,i=Vn.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,i=this._order){return this._x=e,this._y=t,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const i=e.elements,s=i[0],a=i[4],o=i[8],c=i[1],l=i[5],u=i[9],h=i[2],d=i[6],f=i[10];switch(t){case"XYZ":this._y=Math.asin(Ve(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-u,f),this._z=Math.atan2(-a,s)):(this._x=Math.atan2(d,l),this._z=0);break;case"YXZ":this._x=Math.asin(-Ve(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(o,f),this._z=Math.atan2(c,l)):(this._y=Math.atan2(-h,s),this._z=0);break;case"ZXY":this._x=Math.asin(Ve(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-h,f),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(c,s));break;case"ZYX":this._y=Math.asin(-Ve(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(d,f),this._z=Math.atan2(c,s)):(this._x=0,this._z=Math.atan2(-a,l));break;case"YZX":this._z=Math.asin(Ve(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-u,l),this._y=Math.atan2(-h,s)):(this._x=0,this._y=Math.atan2(o,f));break;case"XZY":this._z=Math.asin(-Ve(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(d,l),this._y=Math.atan2(o,s)):(this._x=Math.atan2(-u,f),this._y=0);break;default:we("Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return hp.makeRotationFromQuaternion(e),this.setFromRotationMatrix(hp,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return up.setFromEuler(this),this.setFromQuaternion(up,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}}Vn.DEFAULT_ORDER="XYZ";class Ef{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 bv=0;const dp=new B,ar=new xn,Ci=new Ue,Vo=new B,xa=new B,_v=new B,vv=new xn,fp=new B(1,0,0),pp=new B(0,1,0),Ap=new B(0,0,1),mp={type:"added"},Ev={type:"removed"},or={type:"childadded",child:null},oh={type:"childremoved",child:null};class mt extends ri{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:bv++}),this.uuid=zn(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=mt.DEFAULT_UP.clone();const e=new B,t=new Vn,n=new xn,i=new B(1,1,1);function s(){n.setFromEuler(t,!1)}function a(){t.setFromQuaternion(n,void 0,!1)}t._onChange(s),n._onChange(a),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new Ue},normalMatrix:{value:new Qe}}),this.matrix=new Ue,this.matrixWorld=new Ue,this.matrixAutoUpdate=mt.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=mt.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new Ef,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.userData={}}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 ar.setFromAxisAngle(e,t),this.quaternion.multiply(ar),this}rotateOnWorldAxis(e,t){return ar.setFromAxisAngle(e,t),this.quaternion.premultiply(ar),this}rotateX(e){return this.rotateOnAxis(fp,e)}rotateY(e){return this.rotateOnAxis(pp,e)}rotateZ(e){return this.rotateOnAxis(Ap,e)}translateOnAxis(e,t){return dp.copy(e).applyQuaternion(this.quaternion),this.position.add(dp.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(fp,e)}translateY(e){return this.translateOnAxis(pp,e)}translateZ(e){return this.translateOnAxis(Ap,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Ci.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?Vo.copy(e):Vo.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),xa.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Ci.lookAt(xa,Vo,this.up):Ci.lookAt(Vo,xa,this.up),this.quaternion.setFromRotationMatrix(Ci),i&&(Ci.extractRotation(i.matrixWorld),ar.setFromRotationMatrix(Ci),this.quaternion.premultiply(ar.invert()))}add(e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(Fe("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(mp),or.child=e,this.dispatchEvent(or),or.child=null):Fe("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(Ev),oh.child=e,this.dispatchEvent(oh),oh.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),Ci.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),Ci.multiply(e.parent.matrixWorld)),e.applyMatrix4(Ci),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(mp),or.child=e,this.dispatchEvent(or),or.child=null,this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,i=this.children.length;n<i;n++){const a=this.children[n].getObjectByProperty(e,t);if(a!==void 0)return a}}getObjectsByProperty(e,t,n=[]){this[e]===t&&n.push(this);const i=this.children;for(let s=0,a=i.length;s<a;s++)i[s].getObjectsByProperty(e,t,n);return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(xa,e,_v),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(xa,vv,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;t!==null&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].updateMatrixWorld(e)}updateWorldMatrix(e,t){const n=this.parent;if(e===!0&&n!==null&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),t===!0){const i=this.children;for(let s=0,a=i.length;s<a;s++)i[s].updateWorldMatrix(!1,!0)}}toJSON(e){const t=e===void 0||typeof e=="string",n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.7,type:"Object",generator:"Object3D.toJSON"});const i={};i.uuid=this.uuid,i.type=this.type,this.name!==""&&(i.name=this.name),this.castShadow===!0&&(i.castShadow=!0),this.receiveShadow===!0&&(i.receiveShadow=!0),this.visible===!1&&(i.visible=!1),this.frustumCulled===!1&&(i.frustumCulled=!1),this.renderOrder!==0&&(i.renderOrder=this.renderOrder),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.matrixAutoUpdate===!1&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(i.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(i.type="BatchedMesh",i.perObjectFrustumCulled=this.perObjectFrustumCulled,i.sortObjects=this.sortObjects,i.drawRanges=this._drawRanges,i.reservedRanges=this._reservedRanges,i.geometryInfo=this._geometryInfo.map(o=>({...o,boundingBox:o.boundingBox?o.boundingBox.toJSON():void 0,boundingSphere:o.boundingSphere?o.boundingSphere.toJSON():void 0})),i.instanceInfo=this._instanceInfo.map(o=>({...o})),i.availableInstanceIds=this._availableInstanceIds.slice(),i.availableGeometryIds=this._availableGeometryIds.slice(),i.nextIndexStart=this._nextIndexStart,i.nextVertexStart=this._nextVertexStart,i.geometryCount=this._geometryCount,i.maxInstanceCount=this._maxInstanceCount,i.maxVertexCount=this._maxVertexCount,i.maxIndexCount=this._maxIndexCount,i.geometryInitialized=this._geometryInitialized,i.matricesTexture=this._matricesTexture.toJSON(e),i.indirectTexture=this._indirectTexture.toJSON(e),this._colorsTexture!==null&&(i.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(i.boundingSphere=this.boundingSphere.toJSON()),this.boundingBox!==null&&(i.boundingBox=this.boundingBox.toJSON()));function s(o,c){return o[c.uuid]===void 0&&(o[c.uuid]=c.toJSON(e)),c.uuid}if(this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=s(e.geometries,this.geometry);const o=this.geometry.parameters;if(o!==void 0&&o.shapes!==void 0){const c=o.shapes;if(Array.isArray(c))for(let l=0,u=c.length;l<u;l++){const h=c[l];s(e.shapes,h)}else s(e.shapes,c)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(s(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const o=[];for(let c=0,l=this.material.length;c<l;c++)o.push(s(e.materials,this.material[c]));i.material=o}else i.material=s(e.materials,this.material);if(this.children.length>0){i.children=[];for(let o=0;o<this.children.length;o++)i.children.push(this.children[o].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let o=0;o<this.animations.length;o++){const c=this.animations[o];i.animations.push(s(e.animations,c))}}if(t){const o=a(e.geometries),c=a(e.materials),l=a(e.textures),u=a(e.images),h=a(e.shapes),d=a(e.skeletons),f=a(e.animations),p=a(e.nodes);o.length>0&&(n.geometries=o),c.length>0&&(n.materials=c),l.length>0&&(n.textures=l),u.length>0&&(n.images=u),h.length>0&&(n.shapes=h),d.length>0&&(n.skeletons=d),f.length>0&&(n.animations=f),p.length>0&&(n.nodes=p)}return n.object=i,n;function a(o){const c=[];for(const l in o){const u=o[l];delete u.metadata,c.push(u)}return c}}clone(e){return new this.constructor().copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),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.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}}mt.DEFAULT_UP=new B(0,1,0);mt.DEFAULT_MATRIX_AUTO_UPDATE=!0;mt.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const $n=new B,Ii=new B,ch=new B,Mi=new B,cr=new B,lr=new B,gp=new B,lh=new B,hh=new B,uh=new B,dh=new Mt,fh=new Mt,ph=new Mt;class Rn{constructor(e=new B,t=new B,n=new B){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),$n.subVectors(e,t),i.cross($n);const s=i.lengthSq();return s>0?i.multiplyScalar(1/Math.sqrt(s)):i.set(0,0,0)}static getBarycoord(e,t,n,i,s){$n.subVectors(i,t),Ii.subVectors(n,t),ch.subVectors(e,t);const a=$n.dot($n),o=$n.dot(Ii),c=$n.dot(ch),l=Ii.dot(Ii),u=Ii.dot(ch),h=a*l-o*o;if(h===0)return s.set(0,0,0),null;const d=1/h,f=(l*c-o*u)*d,p=(a*u-o*c)*d;return s.set(1-f-p,p,f)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,Mi)===null?!1:Mi.x>=0&&Mi.y>=0&&Mi.x+Mi.y<=1}static getInterpolation(e,t,n,i,s,a,o,c){return this.getBarycoord(e,t,n,i,Mi)===null?(c.x=0,c.y=0,"z"in c&&(c.z=0),"w"in c&&(c.w=0),null):(c.setScalar(0),c.addScaledVector(s,Mi.x),c.addScaledVector(a,Mi.y),c.addScaledVector(o,Mi.z),c)}static getInterpolatedAttribute(e,t,n,i,s,a){return dh.setScalar(0),fh.setScalar(0),ph.setScalar(0),dh.fromBufferAttribute(e,t),fh.fromBufferAttribute(e,n),ph.fromBufferAttribute(e,i),a.setScalar(0),a.addScaledVector(dh,s.x),a.addScaledVector(fh,s.y),a.addScaledVector(ph,s.z),a}static isFrontFacing(e,t,n,i){return $n.subVectors(n,t),Ii.subVectors(e,t),$n.cross(Ii).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 $n.subVectors(this.c,this.b),Ii.subVectors(this.a,this.b),$n.cross(Ii).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return Rn.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return Rn.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,n,i,s){return Rn.getInterpolation(e,this.a,this.b,this.c,t,n,i,s)}containsPoint(e){return Rn.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return Rn.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,i=this.b,s=this.c;let a,o;cr.subVectors(i,n),lr.subVectors(s,n),lh.subVectors(e,n);const c=cr.dot(lh),l=lr.dot(lh);if(c<=0&&l<=0)return t.copy(n);hh.subVectors(e,i);const u=cr.dot(hh),h=lr.dot(hh);if(u>=0&&h<=u)return t.copy(i);const d=c*h-u*l;

2if(d<=0&&c>=0&&u<=0)return a=c/(c-u),t.copy(n).addScaledVector(cr,a);uh.subVectors(e,s);const f=cr.dot(uh),p=lr.dot(uh);if(p>=0&&f<=p)return t.copy(s);const g=f*l-c*p;if(g<=0&&l>=0&&p<=0)return o=l/(l-p),t.copy(n).addScaledVector(lr,o);const m=u*p-f*h;if(m<=0&&h-u>=0&&f-p>=0)return gp.subVectors(s,i),o=(h-u)/(h-u+(f-p)),t.copy(i).addScaledVector(gp,o);const A=1/(m+g+d);return a=g*A,o=d*A,t.copy(n).addScaledVector(cr,a).addScaledVector(lr,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const y0={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},ji={h:0,s:0,l:0},Wo={h:0,s:0,l:0};function Ah(r,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?r+(e-r)*6*t:t<1/2?e:t<2/3?r+(e-r)*6*(2/3-t):r}class Ie{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=bt){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,Ze.colorSpaceToWorking(this,t),this}setRGB(e,t,n,i=Ze.workingColorSpace){return this.r=e,this.g=t,this.b=n,Ze.colorSpaceToWorking(this,i),this}setHSL(e,t,n,i=Ze.workingColorSpace){if(e=vf(e,1),t=Ve(t,0,1),n=Ve(n,0,1),t===0)this.r=this.g=this.b=n;else{const s=n<=.5?n*(1+t):n+t-n*t,a=2*n-s;

2this.r=Ah(a,s,e+1/3),this.g=Ah(a,s,e),this.b=Ah(a,s,e-1/3)}return Ze.colorSpaceToWorking(this,i),this}setStyle(e,t=bt){function n(s){s!==void 0&&parseFloat(s)<1&&we("Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const a=i[1],o=i[2];switch(a){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,t);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setRGB(Math.min(100,parseInt(s[1],10))/100,Math.min(100,parseInt(s[2],10))/100,Math.min(100,parseInt(s[3],10))/100,t);break;case"hsl":case"hsla":if(s=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,t);break;default:we("Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=i[1],a=s.length;if(a===3)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,t);if(a===6)return this.setHex(parseInt(s,16),t);we("Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=bt){const n=y0[e.toLowerCase()];return n!==void 0?this.setHex(n,t):we("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=Hi(e.r),this.g=Hi(e.g),this.b=Hi(e.b),this}copyLinearToSRGB(e){return this.r=Hr(e.r),this.g=Hr(e.g),this.b=Hr(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=bt){return Ze.workingToColorSpace(an.copy(this),e),Math.round(Ve(an.r*255,0,255))*65536+Math.round(Ve(an.g*255,0,255))*256+Math.round(Ve(an.b*255,0,255))}getHexString(e=bt){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=Ze.workingColorSpace){Ze.workingToColorSpace(an.copy(this),t);const n=an.r,i=an.g,s=an.b,a=Math.max(n,i,s),o=Math.min(n,i,s);let c,l;const u=(o+a)/2;if(o===a)c=0,l=0;else{const h=a-o;switch(l=u<=.5?h/(a+o):h/(2-a-o),a){case n:c=(i-s)/h+(i<s?6:0);break;case i:c=(s-n)/h+2;break;case s:c=(n-i)/h+4;break}c/=6}return e.h=c,e.s=l,e.l=u,e}getRGB(e,t=Ze.workingColorSpace){return Ze.workingToColorSpace(an.copy(this),t),e.r=an.r,e.g=an.g,e.b=an.b,e}getStyle(e=bt){Ze.workingToColorSpace(an.copy(this),e);const t=an.r,n=an.g,i=an.b;return e!==bt?`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(ji),this.setHSL(ji.h+e,ji.s+t,ji.l+n)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(ji),e.getHSL(Wo);const n=ao(ji.h,Wo.h,t),i=ao(ji.s,Wo.s,t),s=ao(ji.l,Wo.l,t);return this.setHSL(n,i,s),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,i=this.b,s=e.elements;return this.r=s[0]*t+s[3]*n+s[6]*i,this.g=s[1]*t+s[4]*n+s[7]*i,this.b=s[2]*t+s[5]*n+s[8]*i,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const an=new Ie;Ie.NAMES=y0;let yv=0,ei=class extends ri{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:yv++}),this.uuid=zn(),this.name="",this.type="Material",this.blending=Qs,this.side=ti,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=id,this.blendDst=sd,this.blendEquation=Ns,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Ie(0,0,0),this.blendAlpha=0,this.depthFunc=qr,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=ip,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=er,this.stencilZFail=er,this.stencilZPass=er,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){we(`Material: parameter '${t}' has value of undefined.`);continue}const i=this[t];if(i===void 0){we(`Material: '${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"}};

2n.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!==Qs&&(n.blending=this.blending),this.side!==ti&&(n.side=this.side),this.vertexColors===!0&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.transparent===!0&&(n.transparent=!0),this.blendSrc!==id&&(n.blendSrc=this.blendSrc),this.blendDst!==sd&&(n.blendDst=this.blendDst),this.blendEquation!==Ns&&(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!==qr&&(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!==ip&&(n.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(n.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==er&&(n.stencilFail=this.stencilFail),this.stencilZFail!==er&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==er&&(n.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(n.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(n.rotation=this.rotation),this.polygonOffset===!0&&(n.polygonOffset=!0),this.polygonOffsetFactor!==0&&(n.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(n.linewidth=this.linewidth),this.dashSize!==void 0&&(n.dashSize=this.dashSize),this.gapSize!==void 0&&(n.gapSize=this.gapSize),this.scale!==void 0&&(n.scale=this.scale),this.dithering===!0&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),this.alphaHash===!0&&(n.alphaHash=!0),this.alphaToCoverage===!0&&(n.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(n.premultipliedAlpha=!0),this.forceSinglePass===!0&&(n.forceSinglePass=!0),this.allowOverride===!1&&(n.allowOverride=!1),this.wireframe===!0&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(n.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(n.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(n.flatShading=!0),this.visible===!1&&(n.visible=!1),this.toneMapped===!1&&(n.toneMapped=!1),this.fog===!1&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData);function i(s){const a=[];for(const o in s){const c=s[o];delete c.metadata,a.push(c)}return a}if(t){const s=i(e.textures),a=i(e.images);s.length>0&&(n.textures=s),a.length>0&&(n.images=a)}return n}clone(){return new this.constructor().copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(t!==null){const i=t.length;n=new Array(i);for(let s=0;s!==i;++s)n[s]=t[s].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipSh

2adows,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 ln extends ei{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Ie(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 Vn,this.combine=p0,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 Ui=Sv();function Sv(){const r=new ArrayBuffer(4),e=new Float32Array(r),t=new Uint32Array(r),n=new Uint32Array(512),i=new Uint32Array(512);for(let c=0;c<256;++c){const l=c-127;l<-27?(n[c]=0,n[c|256]=32768,i[c]=24,i[c|256]=24):l<-14?(n[c]=1024>>-l-14,n[c|256]=1024>>-l-14|32768,i[c]=-l-1,i[c|256]=-l-1):l<=15?(n[c]=l+15<<10,n[c|256]=l+15<<10|32768,i[c]=13,i[c|256]=13):l<128?(n[c]=31744,n[c|256]=64512,i[c]=24,i[c|256]=24):(n[c]=31744,n[c|256]=64512,i[c]=13,i[c|256]=13)}const s=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let c=1;c<1024;++c){let l=c<<13,u=0;for(;(l&8388608)===0;)l<<=1,u-=8388608;l&=-8388609,u+=947912704,s[c]=l|u}for(let c=1024;c<2048;++c)s[c]=939524096+(c-1024<<13);for(let c=1;c<31;++c)a[c]=c<<23;a[31]=1199570944,a[32]=2147483648;for(let c=33;c<63;++c)a[c]=2147483648+(c-32<<23);a[63]=3347054592;for(let c=1;c<64;++c)c!==32&&(o[c]=1024);return{floatView:e,uint32View:t,baseTable:n,shiftTable:i,mantissaTable:s,exponentTable:a,offsetTable:o}}function Cv(r){Math.abs(r)>65504&&we("DataUtils.toHalfFloat(): Value out of range."),r=Ve(r,-65504,65504),Ui.floatView[0]=r;const e=Ui.uint32View[0],t=e>>23&511;return Ui.baseTable[t]+((e&8388607)>>Ui.shiftTable[t])}function Iv(r){const e=r>>10;return Ui.uint32View[0]=Ui.mantissaTable[Ui.offsetTable[e]+(r&1023)]+Ui.exponentTable[e],Ui.floatView[0]}class qo{static toHalfFloat(e){return Cv(e)}static fromHalfFloat(e){return Iv(e)}}const Ht=new B,Xo=new pe;let Mv=0;class Bt{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:Mv++}),this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n,this.usage=wd,this.updateRanges=[],this.gpuType=Nt,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let i=0,s=this.itemSize;i<s;i++)this.array[e+i]=t.array[n+i];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,n=this.count;t<n;t++)Xo.fromBufferAttribute(this,t),Xo.applyMatrix3(e),this.setXY(t,Xo.x,Xo.y);else if(this.itemSize===3)for(let t=0,n=this.count;t<n;t++)Ht.fromBufferAttribute(this,t),Ht.applyMatrix3(e),this.setXYZ(t,Ht.x,Ht.y,Ht.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)Ht.fromBufferAttribute(this,t),Ht.applyMatrix4(e),this.setXYZ(t,Ht.x,Ht.y,Ht.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)Ht.fromBufferAttribute(this,t),Ht.applyNormalMatrix(e),this.setXYZ(t,Ht.x,Ht.y,Ht.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)Ht.fromBufferAttribute(this,t),Ht.transformDirection(e),this.setXYZ(t,Ht.x,Ht.y,Ht.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=jn(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=pt(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=jn(t,this.array)),t}setX(e,t){return this.normalized&&(t=pt(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=jn(t,this.array)),t}setY(e,t){return this.normalized&&(t=pt(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=jn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=pt(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=jn(t,this.array)),t}setW(e,t){return this.normalized&&(t=pt(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=pt(t,this.array),n=pt(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=pt(t,this.array),n=pt(n,this.array),i=pt(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this}setXYZW(e,t,n,i,s){return e*=this.itemSize,this.normalized&&(t=pt(t,this.array),n=pt(n,this.array),i=pt(i,this.array),s=pt(s,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=s,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return this.name!==""&&(e.name=this.name),this.usage!==wd&&(e.usage=this.usage),e}}class S0 extends Bt{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class C0 extends Bt{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class Jt extends Bt{constructor(e,t,n){super(new Float32Array(e),t,n)}}let wv=0;const Pn=new Ue,mh=new mt,hr=new B,wn=new cn,ba=new cn,Xt=new B;class sn extends ri{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:wv++}),this.uuid=zn(),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(b0(e)?C0:S0)(e,1):this.index=e,this}setIndirect(e,t=0){return this.indirect=e,this.indirectOffset=t,this}getIndirect(){return this.indirect}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return this.attributes[e]!==void 0}addGroup(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;t!==void 0&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(n!==void 0){const s=new Qe().getNormalMatrix(e);n.applyNormalMatrix(s),n.needsUpdate=!0}const i=this.attributes.tangent;return i!==void 0&&(i.transformDirection(e),i.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return Pn.makeRotationFromQuaternion(e),this.applyMatrix4(Pn),this}rotateX(e){return Pn.makeRotationX(e),this.applyMatrix4(Pn),this}rotateY(e){return Pn.makeRotationY(e),this.applyMatrix4(Pn),this}rotateZ(e){return Pn.makeRotationZ(e),this.applyMatrix4(Pn),this}translate(e,t,n){return Pn.makeTranslation(e,t,n),this.applyMatrix4(Pn),this}scale(e,t,n){return Pn.makeScale(e,t,n),this.applyMatrix4(Pn),this}lookAt(e){return mh.lookAt(e),mh.updateMatrix(),this.applyMatrix4(mh.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(hr).negate(),this.translate(hr.x,hr.y,hr.z),this}setFromPoints(e){const t=this.getAttribute("position");if(t===void 0){const n=[];for(let i=0,s=e.length;i<s;i++){const a=e[i];n.push(a.x,a.y,a.z||0)}this.setAttribute("position",new Jt(n,3))}else{const n=Math.min(e.length,t.count);for(let i=0;i<n;i++){const s=e[i];t.setXYZ(i,s.x,s.y,s.z||0)}e.length>t.count&&we("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 cn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){Fe("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new B(-1/0,-1/0,-1/0),new B(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,i=t.length;n<i;n++){const s=t[n];wn.setFromBufferAttribute(s),this.morphTargetsRelative?(Xt.addVectors(this.boundingBox.min,wn.min),this.boundingBox.expandByPoint(Xt),Xt.addVectors(this.boundingBox.max,wn.max),this.boundingBox.expandByPoint(Xt)):(this.boundingBox.expandByPoint(wn.min),this.boundingBox.expandByPoint(wn.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&Fe('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 Wn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){Fe("BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new B,1/0);return}if(e){const n=this.boundingSphere.center;if(wn.setFromBufferAttribute(e),t)for(let s=0,a=t.length;s<a;s++){const o=t[s];ba.setFromBufferAttribute(o),this.morphTargetsRelative?(Xt.addVectors(wn.min,ba.min),wn.expandByPoint(Xt),Xt.addVectors(wn.max,ba.max),wn.expandByPoint(Xt)):(wn.expandByPoint(ba.min),wn.expandByPoint(ba.max))}wn.getCenter(n);let i=0;for(let s=0,a=e.count;s<a;s++)Xt.fromBufferAttribute(e,s),i=Math.max(i,n.distanceToSquared(Xt));if(t)for(let s=0,a=t.length;s<a;s++){const o=t[s],c=this.morphTargetsRelative;for(let l=0,u=o.count;l<u;l++)Xt.fromBufferAttribute(o,l),c&&(hr.fromBufferAttribute(e,l),Xt.add(hr)),i=Math.max(i,n.distanceToSquared(Xt))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)&&Fe('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){Fe("BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}const n=t.position,i=t.normal,s=t.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new Bt(new Float32Array(4*n.count),4));const a=this.getAttribute("tangent"),o=[],c=[];for(let w=0;w<n.count;w++)o[w]=new B,c[w]=new B;const l=new B,u=new B,h=new B,d=new pe,f=new pe,p=new pe,g=new B,m=new B;function A(w,E,S){l.fromBufferAttribute(n,w),u.fromBufferAttribute(n,E),h.fromBufferAttribute(n,S),d.fromBufferAttribute(s,w),f.fromBufferAttribute(s,E),p.fromBufferAttribute(s,S),u.sub(l),h.sub(l),f.sub(d),p.sub(d);const R=1/(f.x*p.y-p.x*f.y);isFinite(R)&&(g.copy(u).multiplyScalar(p.y).addScaledVector(h,-f.y).multiplyScalar(R),m.copy(h).multiplyScalar(f.x).addScaledVector(u,-p.x).multiplyScalar(R),o[w].add(g),o[E].add(g),o[S].add(g),c[w].add(m),c[E].add(m),c[S].add(m))}let x=this.groups;x.length===0&&(x=[{start:0,count:e.count}]);for(let w=0,E=x.length;w<E;++w){const S=x[w],R=S.start,N=S.count;for(let F=R,P=R+N;F<P;F+=3)A(e.getX(F+0),e.getX(F+1),e.getX(F+2))}const _=new B,b=new B,v=new B,C=new B;function M(w){v.fromBufferAttribute(i,w),C.copy(v);const E=o[w];_.copy(E),_.sub(v.multiplyScalar(v.dot(E))).normalize(),b.crossVectors(C,E);const R=b.dot(c[w])<0?-1:1;a.setXYZW(w,_.x,_.y,_.z,R)}for(let w=0,E=x.length;w<E;++w){const S=x[w],R=S.start,N=S.count;for(let F=R,P=R+N;F<P;F+=3)M(e.getX(F+0)),M(e.getX(F+1)),M(e.getX(F+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 Bt(new Float32Array(t.count*3),3),this.setAttribute("normal",n);else for(let d=0,f=n.count;d<f;d++)n.setXYZ(d,0,0,0);const i=new B,s=new B,a=new B,o=new B,c=new B,l=new B,u=new B,h=new B;if(e)for(let d=0,f=e.count;d<f;d+=3){const p=e.getX(d+0),g=e.getX(d+1),m=e.getX(d+2);i.fromBufferAttribute(t,p),s.fromBufferAttribute(t,g),a.fromBufferAttribute(t,m),u.subVectors(a,s),h.subVectors(i,s),u.cross(h),o.fromBufferAttribute(n,p),c.fromBufferAttribute(n,g),l.fromBufferAttribute(n,m),o.add(u),c.add(u),l.add(u),n.setXYZ(p,o.x,o.y,o.z),n.setXYZ(g,c.x,c.y,c.z),n.setXYZ(m,l.x,l.y,l.z)}else for(let d=0,f=t.count;d<f;d+=3)i.fromBufferAttribute(t,d+0),s.fromBufferAttribute(t,d+1),a.fromBufferAttribute(t,d+2),u.subVectors(a,s),h.subVectors(i,s),u.cross(h),n.setXYZ(d+0,u.x,u.y,u.z),n.setXYZ(d+1,u.x,u.y,u.z),n.setXYZ(d+2,u.x,u.y,u.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)Xt.fromBufferAttribute(e,t),Xt.normalize(),e.setXYZ(t,Xt.x,Xt.y,Xt.z)}toNonIndexed(){function e(o,c){const l=o.array,u=o.itemSize,h=o.normalized,d=new l.constructor(c.length*u);let f=0,p=0;for(let g=0,m=c.length;g<m;g++){o.isInterleavedBufferAttribute?f=c[g]*o.data.stride+o.offset:f=c[g]*u;for(let A=0;A<u;A++)d[p++]=l[f++]}return new Bt(d,u,h)}if(this.index===null)return we("BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new sn,n=this.index.array,i=this.attributes;for(const o in i){const c=i[o],l=e(c,n);t.setAttribute(o,l)}const s=this.morphAttributes;for(const o in s){const c=[],l=s[o];for(let u=0,h=l.length;u<h;u++){const d=l[u],f=e(d,n);c.push(f)}t.morphAttributes[o]=c}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let o=0,c=a.length;o<c;o++){const l=a[o];t.addGroup(l.start,l.count,l.materialIndex)}return t}toJSON(){const e={metadata:{version:4.7,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,this.name!==""&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),this.parameters!==void 0){const c=this.parameters;for(const l in c)c[l]!==void 0&&(e[l]=c[l]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const c in n){const l=n[c];e.data.attributes[c]=l.toJSON(e.data)}const i={};let s=!1;for(const c in this.morphAttributes){const l=this.morphAttributes[c],u=[];for(let h=0,d=l.length;h<d;h++){const f=l[h];u.push(f.toJSON(e.data))}u.length>0&&(i[c]=u,s=!0)}s&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const o=this.boundingSphere;return o!==null&&(e.data.boundingSphere=o.toJSON()),e}clone(){return new this.constructor().copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;n!==null&&this.setIndex(n.clone());const i=e.attributes;for(const l in i){const u=i[l];this.setAttribute(l,u.clone(t))}const s=e.morphAttributes;for(const l in s){const u=[],h=s[l];for(let d=0,f=h.length;d<f;d++)u.push(h[d].clone(t));this.morphAttributes[l]=u}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let l=0,u=a.length;l<u;l++){const h=a[l];this.addGroup(h.start,h.count,h.materialIndex)}const o=e.boundingBox;o!==null&&(this.boundingBox=o.clone());const c=e.boundingSphere;return c!==null&&(this.boundingSphere=c.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const xp=new Ue,gs=new Bo,$o=new Wn,bp=new B,Yo=new B,jo=new B,Ko=new B,gh=new B,Jo=new B,_p=new B,Zo=new B;class ot extends mt{constructor(e=new sn,t=new ln){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),e.morphTargetInfluences!==void 0&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),e.morphTargetDictionary!==void 0&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}getVertexPosition(e,t){const n=this.geometry,i=n.attributes.position,s=n.morphAttributes.position,a=n.morphTargetsRelative;t.fromBufferAttribute(i,e);const o=this.morphTargetInfluences;if(s&&o){Jo.set(0,0,0);for(let c=0,l=s.length;c<l;c++){const u=o[c],h=s[c];u!==0&&(gh.fromBufferAttribute(h,e),a?Jo.addScaledVector(gh,u):Jo.addScaledVector(gh.sub(t),u))}t.add(Jo)}return t}raycast(e,t){const n=this.geometry,i=this.material,s=this.matrixWorld;i!==void 0&&(n.boundingSphere===null&&n.computeBoundingSphere(),$o.copy(n.boundingSphere),$o.applyMatrix4(s),gs.copy(e.ray).recast(e.near),!($o.containsPoint(gs.origin)===!1&&(gs.intersectSphere($o,bp)===null||gs.origin.distanceToSquared(bp)>(e.far-e.near)**2))&&(xp.copy(s).invert(),gs.copy(e.ray).applyMatrix4(xp),!(n.boundingBox!==null&&gs.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(e,t,gs)))}_computeIntersections(e,t,n){let i;const s=this.geometry,a=this.material,o=s.index,c=s.attributes.position,l=s.attributes.uv,u=s.attributes.uv1,h=s.attributes.normal,d=s.groups,f=s.drawRange;if(o!==null)if(Array.isArray(a))for(let p=0,g=d.length;p<g;p++){const m=d[p],A=a[m.materialIndex],x=Math.max(m.start,f.start),_=Math.min(o.count,Math.min(m.start+m.count,f.start+f.count));for(let b=x,v=_;b<v;b+=3){const C=o.getX(b),M=o.getX(b+1),w=o.getX(b+2);i=ec(this,A,e,n,l,u,h,C,M,w),i&&(i.faceIndex=Math.floor(b/3),i.face.materialIndex=m.materialIndex,t.push(i))}}else{const p=Math.max(0,f.start),g=Math.min(o.count,f.start+f.count);for(let m=p,A=g;m<A;m+=3){const x=o.getX(m),_=o.getX(m+1),b=o.getX(m+2);i=ec(this,a,e,n,l,u,h,x,_,b),i&&(i.faceIndex=Math.floor(m/3),t.push(i))}}else if(c!==void 0)if(Array.isArray(a))for(let p=0,g=d.length;p<g;p++){const m=d[p],A=a[m.materialIndex],x=Math.max(m.start,f.start),_=Math.min(c.count,Math.min(m.start+m.count,f.start+f.count));for(let b=x,v=_;b<v;b+=3){const C=b,M=b+1,w=b+2;i=ec(this,A,e,n,l,u,h,C,M,w),i&&(i.faceIndex=Math.floor(b/3),i.face.materialIndex=m.materialIndex,t.push(i))}}else{const p=Math.max(0,f.start),g=Math.min(c.count,f.start+f.count);for(let m=p,A=g;m<A;m+=3){const x=m,_=m+1,b=m+2;i=ec(this,a,e,n,l,u,h,x,_,b),i&&(i.faceIndex=Math.floor(m/3),t.push(i))}}}}function Tv(r,e,t,n,i,s,a,o){let c;if(e.side===nn?c=n.intersectTriangle(a,s,i,!0,o):c=n.intersectTriangle(i,s,a,e.side===ti,o),c===null)return null;Zo.copy(o),Zo.applyMatrix4(r.matrixWorld);const l=t.ray.origin.distanceTo(Zo);return l<t.near||l>t.far?null:{distance:l,point:Zo.clone(),object:r}}function ec(r,e,t,n,i,s,a,o,c,l){r.getVertexPosition(o,Yo),r.getVertexPosition(c,jo),r.getVertexPosition(l,Ko);const u=Tv(r,e,t,n,Yo,jo,Ko,_p);if(u){const h=new B;Rn.getBarycoord(_p,Yo,jo,Ko,h),i&&(u.uv=Rn.getInterpolatedAttribute(i,o,c,l,h,new pe)),s&&(u.uv1=Rn.getInterpolatedAttribute(s,o,c,l,h,new pe)),a&&(u.normal=Rn.getInterpolatedAttribute(a,o,c,l,h,new B),u.normal.dot(n.direction)>0&&u.normal.multiplyScalar(-1));const d={a:o,b:c,c:l,normal:new B,materialIndex:0};Rn.getNormal(Yo,jo,Ko,d.normal),u.face=d,u.barycoord=h}return u}class Wi extends sn{constructor(e=1,t=1,n=1,i=1,s=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:s,depthSegments:a};const o=this;i=Math.floor(i),s=Math.floor(s),a=Math.floor(a);const c=[],l=[],u=[],h=[];let d=0,f=0;p("z","y","x",-1,-1,n,t,e,a,s,0),p("z","y","x",1,-1,n,t,-e,a,s,1),p("x","z","y",1,1,e,n,t,i,a,2),p("x","z","y",1,-1,e,n,-t,i,a,3),p("x","y","z",1,-1,e,t,n,i,s,4),p("x","y","z",-1,-1,e,t,-n,i,s,5),this.setIndex(c),this.setAttribute("position",new Jt(l,3)),this.setAttribute("normal",new Jt(u,3)),this.setAttribute("uv",new Jt(h,2));function p(g,m,A,x,_,b,v,C,M,w,E){const S=b/M,R=v/w,N=b/2,F=v/2,P=C/2,Q=M+1,U=w+1;let G=0,q=0;const J=new B;for(let Z=0;Z<U;Z++){const Y=Z*R-F;for(let re=0;re<Q;re++){const Ae=re*S-N;J[g]=Ae*x,J[m]=Y*_,J[A]=P,l.push(J.x,J.y,J.z),J[g]=0,J[m]=0,J[A]=C>0?1:-1,u.push(J.x,J.y,J.z),h.push(re/M),h.push(1-Z/w),G+=1}}for(let Z=0;Z<w;Z++)for(let Y=0;Y<M;Y++){const re=d+Y+Q*Z,Ae=d+Y+Q*(Z+1),He=d+(Y+1)+Q*(Z+1),ze=d+(Y+1)+Q*Z;c.push(re,Ae,ze),c.push(Ae,He,ze),q+=6}o.addGroup(f,q,E),f+=q,d+=G}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Wi(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function ta(r){const e={};for(const t in r){e[t]={};for(const n in r[t]){const i=r[t][n];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture||i.isQuaternion)?i.isRenderTargetTexture?(we("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][n]=null):e[t][n]=i.clone():Array.isArray(i)?e[t][n]=i.slice():e[t][n]=i}}return e}function An(r){const e={};for(let t=0;t<r.length;t++){const n=ta(r[t]);for(const i in n)e[i]=n[i]}return e}function Rv(r){const e=[];for(let t=0;t<r.length;t++)e.push(r[t].clone());return e}function I0(r){const e=r.getRenderTarget();return e===null?r.outputColorSpace:e.isXRRenderTarget===!0?e.texture.colorSpace:Ze.workingColorSpace}const Bv={clone:ta,merge:An};var Dv=`void main() {
3	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
4}`,Lv=`void main() {
5	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
6}`;class _n extends ei{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=Dv,this.fragmentShader=Lv,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=ta(e.uniforms),this.uniformsGroups=Rv(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 M0 extends mt{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Ue,this.projectionMatrix=new Ue,this.projectionMatrixInverse=new Ue,this.coordinateSystem=Ai,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.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}}const Ki=new B,vp=new pe,Ep=new pe;class tn extends M0{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=ea*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(ro*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return ea*2*Math.atan(Math.tan(ro*.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){Ki.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(Ki.x,Ki.y).multiplyScalar(-e/Ki.z),Ki.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(Ki.x,Ki.y).multiplyScalar(-e/Ki.z)}getViewSize(e,t){return this.getViewBounds(e,vp,Ep),t.subVectors(Ep,vp)}setViewOffset(e,t,n,i,s,a){this.aspect=e/t,this.view===null&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=s,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(ro*.5*this.fov)/this.zoom,n=2*t,i=this.aspect*n,s=-.5*i;const a=this.view;if(this.view!==null&&this.view.enabled){const c=a.fullWidth,l=a.fullHeight;s+=a.offsetX*i/c,t-=a.offsetY*n/l,i*=a.width/c,n*=a.height/l}const o=this.filmOffset;o!==0&&(s+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+i,t,t-n,e,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const ur=-90,dr=1;class Td extends mt{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new tn(ur,dr,e,t);i.layers=this.layers,this.add(i);const s=new tn(ur,dr,e,t);s.layers=this.layers,this.add(s);const a=new tn(ur,dr,e,t);a.layers=this.layers,this.add(a);const o=new tn(ur,dr,e,t);o.layers=this.layers,this.add(o);const c=new tn(ur,dr,e,t);c.layers=this.layers,this.add(c);const l=new tn(ur,dr,e,t);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,i,s,a,o,c]=t;for(const l of t)this.remove(l);if(e===Ai)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),s.up.set(0,0,-1),s.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),o.up.set(0,1,0),o.lookAt(0,0,1),c.up.set(0,1,0),c.lookAt(0,0,-1);else if(e===ml)n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),o.up.set(0,-1,0),o.lookAt(0,0,1),c.up.set(0,-1,0),c.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const l of t)this.add(l),l.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,a,o,c,l,u]=this.children,h=e.getRenderTarget(),d=e.getActiveCubeFace(),f=e.getActiveMipmapLevel(),p=e.xr.enabled;e.xr.enabled=!1;const g=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0,i),e.render(t,s),e.setRenderTarget(n,1,i),e.render(t,a),e.setRenderTarget(n,2,i),e.render(t,o),e.setRenderTarget(n,3,i),e.render(t,c),e.setRenderTarget(n,4,i),e.render(t,l),n.texture.generateMipmaps=g,e.setRenderTarget(n,5,i),e.render(t,u),e.setRenderTarget(h,d,f),e.xr.enabled=p,n.texture.needsPMREMUpdate=!0}}class w0 extends Rt{constructor(e=[],t=us,n,i,s,a,o,c,l,u){super(e,t,n,i,s,a,o,c,l,u),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class Ol extends bn{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new w0(i),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace

6=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:`
7
8				varying vec3 vWorldDirection;
9
10				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
11
12					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
13
14				}
15
16				void main() {
17
18					vWorldDirection = transformDirection( position, modelMatrix );
19
20					#include <begin_vertex>
21					#include <project_vertex>
22
23				}
24			`,fragmentShader:`
25
26				uniform sampler2D tEquirect;
27
28				varying vec3 vWorldDirection;
29
30				#include <common>
31
32				void main() {
33
34					vec3 direction = normalize( vWorldDirection );
35
36					vec2 sampleUV = equirectUv( direction );
37
38					gl_FragColor = texture2D( tEquirect, sampleUV );
39
40				}
41			`},i=new Wi(5,5,5),s=new _n({name:"CubemapFromEquirect",uniforms:ta(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:nn,blending:Zn});s.uniforms.tEquirect.value=t;const a=new ot(i,s),o=t.minFilter;return t.minFilter===gn&&(t.minFilter=We),new Td(1,10,this).update(e,a),t.minFilter=o,a.geometry.dispose(),a.material.dispose(),this}clear(e,t=!0,n=!0,i=!0){const s=e.getRenderTarget();for(let a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,n,i);e.setRenderTarget(s)}}class os extends mt{constructor(){super(),this.isGroup=!0,this.type="Group"}}const Fv={type:"move"};class xh{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new os,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 os,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new B,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new B),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new os,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new B,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new B),this._grip}dispatchEvent(e){return this._targetRay!==null&&this._targetRay.dispatchEvent(e),this._grip!==null&&this._grip.dispatchEvent(e),this._hand!==null&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(e,t,n){let i=null,s=null,a=null;const o=this._targetRay,c=this._grip,l=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(l&&e.hand){a=!0;for(const g of e.hand.values()){const m=t.getJointPose(g,n),A=this._getHandJoint(l,g);m!==null&&(A.matrix.fromArray(m.transform.matrix),A.matrix.decompose(A.position,A.rotation,A.scale),A.matrixWorldNeedsUpdate=!0,A.jointRadius=m.radius),A.visible=m!==null}const u=l.joints["index-finger-tip"],h=l.joints["thumb-tip"],d=u.position.distanceTo(h.position),f=.02,p=.005;l.inputState.pinching&&d>f+p?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&d<=f-p&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else c!==null&&e.gripSpace&&(s=t.getPose(e.gripSpace,n),s!==null&&(c.matrix.fromArray(s.transform.matrix),c.matrix.decompose(c.position,c.rotation,c.scale),c.matrixWorldNeedsUpdate=!0,s.linearVelocity?(c.hasLinearVelocity=!0,c.linearVelocity.copy(s.linearVelocity)):c.hasLinearVelocity=!1,s.angularVelocity?(c.hasAngularVelocity=!0,c.angularVelocity.copy(s.angularVelocity)):c.hasAngularVelocity=!1));o!==null&&(i=t.getPose(e.targetRaySpace,n),i===null&&s!==null&&(i=s),i!==null&&(o.matrix.fromArray(i.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,i.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(i.linearVelocity)):o.hasLinearVelocity=!1,i.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(i.angularVelocity)):o.hasAngularVelocity=!1,this.dispatchEvent(Fv)))}return o!==null&&(o.visible=i!==null),c!==null&&(c.visible=s!==null),l!==null&&(l.visible=a!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const n=new os;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}class qs extends mt{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 Vn,this.environmentIntensity=1,this.environmentRotation=new Vn,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}}class T0{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=wd,this.updateRanges=[],this.version=0,this.uuid=zn()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,n){e*=this.stride,n*=t.stride;for(let i=0,s=this.stride;i<s;i++)this.array[e+i]=t.array[n+i];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=zn()),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=zn()),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 fn=new B;class kl{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++)fn.fromBufferAttribute(this,t),fn.applyMatrix4(e),this.setXYZ(t,fn.x,fn.y,fn.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)fn.fromBufferAttribute(this,t),fn.applyNormalMatrix(e),this.setXYZ(t,fn.x,fn.y,fn.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)fn.fromBufferAttribute(this,t),fn.transformDirection(e),this.setXYZ(t,fn.x,fn.y,fn.z);return this}getComponent(e,t){let n=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(n=jn(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=pt(n,this.array)),this.data.array[e*this.data.stride+this.offset+t]=n,this}setX(e,t){return this.normalized&&(t=pt(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=pt(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=pt(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=pt(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=jn(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=jn(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=jn(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=jn(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=pt(t,this.array),n=pt(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}setXYZ(e,t,n,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=pt(t,this.array),n=pt(n,this.array),i=pt(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this}setXYZW(e,t,n,i,s){return e=e*this.data.stride+this.offset,this.normalized&&(t=pt(t,this.array),n=pt(n,this.array),i=pt(i,this.array),s=pt(s,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this.data.array[e+3]=s,this}clone(e){if(e===void 0){gl("InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let n=0;n<this.count;n++){const i=n*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return new Bt(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 kl(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(e===void 0){gl("InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let n=0;n<this.count;n++){const i=n*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}const yp=new B,Sp=new Mt,Cp=new Mt,Pv=new B,Ip=new Ue,tc=new B,bh=new Wn,Mp=new Ue,_h=new Bo;class Nv extends ot{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=tp,this.bindMatrix=new Ue,this.bindMatrixInverse=new Ue,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new cn),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,tc),this.boundingBox.expandByPoint(tc)}computeBoundingSphere(){const e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new Wn),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,tc),this.boundingSphere.expandByPoint(tc)}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(),bh.copy(this.boundingSphere),bh.applyMatrix4(i),e.ray.intersectsSphere(bh)!==!1&&(Mp.copy(i).invert(),_h.copy(e.ray).applyMatrix4(Mp),!(this.boundingBox!==null&&_h.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,t,_h)))}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 Mt,t=this.geometry.attributes.skinWeight;for(let n=0,i=t.count;n<i;n++){e.fromBufferAttribute(t,n);const s=1/e.manhattanLength();s!==1/0?e.multiplyScalar(s):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===tp?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===N_?this.bindMatrixInverse.copy(this.bindMatrix).invert():we("SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}

41applyBoneTransform(e,t){const n=this.skeleton,i=this.geometry;Sp.fromBufferAttribute(i.attributes.skinIndex,e),Cp.fromBufferAttribute(i.attributes.skinWeight,e),yp.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let s=0;s<4;s++){const a=Cp.getComponent(s);if(a!==0){const o=Sp.getComponent(s);Ip.multiplyMatrices(n.bones[o].matrixWorld,n.boneInverses[o]),t.addScaledVector(Pv.copy(yp).applyMatrix4(Ip),a)}}return t.applyMatrix4(this.bindMatrixInverse)}}class R0 extends mt{constructor(){super(),this.isBone=!0,this.type="Bone"}}class ha extends Rt{constructor(e=null,t=1,n=1,i,s,a,o,c,l=yt,u=yt,h,d){super(null,a,o,c,l,u,i,s,h,d),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const wp=new Ue,Uv=new Ue;class yf{constructor(e=[],t=[]){this.uuid=zn(),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){we("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 Ue)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const n=new Ue;this.bones[e]&&n.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(n)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const n=this.bones[e];n&&n.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const n=this.bones[e];n&&(n.parent&&n.parent.isBone?(n.matrix.copy(n.parent.matrixWorld).invert(),n.matrix.multiply(n.matrixWorld)):n.matrix.copy(n.matrixWorld),n.matrix.decompose(n.position,n.quaternion,n.scale))}}update(){const e=this.bones,t=this.boneInverses,n=this.boneMatrices,i=this.boneTexture;for(let s=0,a=e.length;s<a;s++){const o=e[s]?e[s].matrixWorld:Uv;wp.multiplyMatrices(o,t[s]),wp.toArray(n,s*16)}i!==null&&(i.needsUpdate=!0)}clone(){return new yf(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 ha(t,e,e,Tt,Nt);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){const i=this.bones[t];if(i.name===e)return i}}dispose(){this.boneTexture!==null&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let n=0,i=e.bones.length;n<i;n++){const s=e.bones[n];let a=t[s];a===void 0&&(we("Skeleton: No bone found with UUID:",s),a=new R0),this.bones.push(a),this.boneInverses.push(new Ue().fromArray(e.boneInverses[n]))}return this.init(),this}toJSON(){const e={metadata:{version:4.7,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,n=this.boneInverses;for(let i=0,s=t.length;i<s;i++){const a=t[i];e.bones.push(a.uuid);const o=n[i];e.boneInverses.push(o.toArray())}return e}}class Rd extends Bt{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 fr=new Ue,Tp=new Ue,nc=[],Rp=new cn,Ov=new Ue,_a=new ot,va=new Wn;class kv extends ot{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new Rd(new Float32Array(n*16),16),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,Ov)}computeBoundingBox(){const e=this.geometry,t=this.count;this.boundingBox===null&&(this.boundingBox=new cn),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,fr),Rp.copy(e.boundingBox).applyMatrix4(fr),this.boundingBox.union(Rp)}computeBoundingSphere(){const e=this.geometry,t=this.count;this.boundingSphere===null&&(this.boundingSphere=new Wn),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,fr),va.copy(e.boundingSphere).applyMatrix4(fr),this.boundingSphere.union(va)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),e.morphTexture!==null&&(this.morphTexture=e.morphTexture.clone()),e.instanceColor!==null&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,e*3)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,e*16)}getMorphAt(e,t){const n=t.morphTargetInfluences,i=this.morphTexture.source.data.data,s=n.length+1,a=e*s+1;for(let o=0;o<n.length;o++)n[o]=i[a+o]}raycast(e,t){const n=this.matrixWorld,i=this.count;if(_a.geometry=this.geometry,_a.material=this.material,_a.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),va.copy(this.boundingSphere),va.applyMatrix4(n),e.ray.intersectsSphere(va)!==!1))for(let s=0;s<i;s++){this.getMatrixAt(s,fr),Tp.multiplyMatrices(n,fr),_a.matrixWorld=Tp,_a.raycast(e,nc);for(let a=0,o=nc.length;a<o;a++){const c=nc[a];c.instanceId=s,c.object=this,t.push(c)}nc.length=0}}setColorAt(e,t){this.instanceColor===null&&(this.instanceColor=new Rd(new Float32Array(this.instanceMatrix.count*3).fill(1),3)),t.toArray(this.instanceColor.array,e*3)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,e*16)}setMorphAt(e,t){const n=t.morphTargetInfluences,i=n.length+1;this.morphTexture===null&&(this.morphTexture=new ha(new Float32Array(i*this.count),i,this.count,as,Nt));const s=this.morphTexture.source.data.data;let a=0;for(let l=0;l<n.length;l++)a+=n[l];const o=this.geometry.morphTargetsRelative?1:1-a,c=i*e;s[c]=o,s.set(n,c+1)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"}),this.morphTexture!==null&&(this.morphTexture.dispose(),this.morphTexture=null)}}const vh=new B,Qv=new B,Gv=new Qe;class Ts{constructor(e=new B(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const i=vh.subVectors(n,t).cross(Qv.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(vh),i=this.normal.dot(n);if(i===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const s=-(e.start.dot(this.normal)+this.constant)/i;return s<0||s>1?null:t.copy(e.start).addScaledVector(n,s)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||Gv.getNormalMatrix(e),i=this.coplanarPoint(vh).applyMatrix4(e),s=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(s),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return new this.constructor().copy(this)}}const xs=new Wn,Hv=new pe(.5,.5),ic=new B;class Sf{constructor(e=new Ts,t=new Ts,n=new Ts,i=new Ts,s=new Ts,a=new Ts){this.planes=[e,t,n,i,s,a]}set(e,t,n,i,s,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(i),o[4].copy(s),o[5].copy(a),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=Ai,n=!1){const i=this.planes,s=e.elements,a=s[0],o=s[1],c=s[2],l=s[3],u=s[4],h=s[5],d=s[6],f=s[7],p=s[8],g=s[9],m=s[10],A=s[11],x=s[12],_=s[13],b=s[14],v=s[15];if(i[0].setComponents(l-a,f-u,A-p,v-x).normalize(),i[1].setComponents(l+a,f+u,A+p,v+x).normalize(),i[2].setComponents(l+o,f+h,A+g,v+_).normalize(),i[3].setComponents(l-o,f-h,A-g,v-_).normalize(),n)i[4].setComponents(c,d,m,b).normalize(),i[5].setComponents(l-c,f-d,A-m,v-b).normalize();else if(i[4].setComponents(l-c,f-d,A-m,v-b).normalize(),t===Ai)i[5].setComponents(l+c,f+d,A+m,v+b).normalize();else if(t===ml)i[5].setComponents(c,d,m,b).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(),xs.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),xs.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(xs)}intersectsSprite(e){xs.center.set(0,0,0);const t=Hv.distanceTo(e.center);return xs.radius=.7071067811865476+t,xs.applyMatrix4(e.matrixWorld),this.intersectsSphere(xs)}intersectsSphere(e){const t=this.planes,n=e.center,i=-e.radius;for(let s=0;s<6;s++)if(t[s].distanceToPoint(n)<i)return!1;return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const i=t[n];if(ic.x=i.normal.x>0?e.max.x:e.min.x,ic.y=i.normal.y>0?e.max.y:e.min.y,ic.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(ic)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}class B0 extends ei{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Ie(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 bl=new B,_l=new B,Bp=new Ue,Ea=new Bo,sc=new Wn,Eh=new B,Dp=new B;class Eo extends mt{constructor(e=new sn,t=new B0){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,n=[0];for(let i=1,s=t.count;i<s;i++)bl.fromBufferAttribute(t,i-1),_l.fromBufferAttribute(t,i),n[i]=n[i-1],n[i]+=bl.distanceTo(_l);e.setAttribute("lineDistance",new Jt(n,1))}else we("Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,s=e.params.Line.threshold,a=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),sc.copy(n.boundingSphere),sc.applyMatrix4(i),sc.radius+=s,e.ray.intersectsSphere(sc)===!1)return;Bp.copy(i).invert(),Ea.copy(e.ray).applyMatrix4(Bp);const o=s/((this.scale.x+this.scale.y+this.scale.z)/3),c=o*o,l=this.isLineSegments?2:1,u=n.index,d=n.attributes.position;if(u!==null){const f=Math.max(0,a.start),p=Math.min(u.count,a.start+a.count);for(let g=f,m=p-1;g<m;g+=l){const A=u.getX(g),x=u.getX(g+1),_=rc(this,e,Ea,c,A,x,g);_&&t.push(_)}if(this.isLineLoop){const g=u.getX(p-1),m=u.getX(f),A=rc(this,e,Ea,c,g,m,p-1);A&&t.push(A)}}else{const f=Math.max(0,a.start),p=Math.min(d.count,a.start+a.count);for(let g=f,m=p-1;g<m;g+=l){const A=rc(this,e,Ea,c,g,g+1,g);A&&t.push(A)}if(this.isLineLoop){const g=rc(this,e,Ea,c,p-1,f,p-1);g&&t.push(g)}}}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}}function rc(r,e,t,n,i,s,a){const o=r.geometry.attributes.position;if(bl.fromBufferAttribute(o,i),_l.fromBufferAttribute(o,s),t.distanceSqToSegment(bl,_l,Eh,Dp)>n)return;Eh.applyMatrix4(r.matrixWorld);const l=e.ray.origin.distanceTo(Eh);if(!(l<e.near||l>e.far))return{distance:l,point:Dp.clone().applyMatrix4(r.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:r}}const Lp=new B,Fp=new B;class zv extends Eo{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,n=[];for(let i=0,s=t.count;i<s;i+=2)Lp.fromBufferAttribute(t,i),Fp.fromBufferAttribute(t,i+1),n[i]=i===0?0:n[i-1],n[i+1]=n[i]+Lp.distanceTo(Fp);e.setAttribute("lineDistance",new Jt(n,1))}else we("LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class Vv extends Eo{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class D0 extends ei{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Ie(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 Pp=new Ue,Bd=new Bo,ac=new Wn,oc=new B;class Wv extends mt{constructor(e=new sn,t=new D0){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,s=e.params.Points.threshold,a=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),ac.copy(n.boundingSphere),ac.applyMatrix4(i),ac.radius+=s,e.ray.intersectsSphere(ac)===!1)return;Pp.copy(i).invert(),Bd.copy(e.ray).applyMatrix4(Pp);const o=s/((this.scale.x+this.scale.y+this.scale.z)/3),c=o*o,l=n.index,h=n.attributes.position;if(l!==null){const d=Math.max(0,a.start),f=Math.min(l.count,a.start+a.count);for(let p=d,g=f;p<g;p++){const m=l.getX(p);oc.fromBufferAttribute(h,m),Np(oc,m,c,i,e,t,this)}}else{const d=Math.max(0,a.start),f=Math.min(h.count,a.start+a.count);for(let p=d,g=f;p<g;p++)oc.fromBufferAttribute(h,p),Np(oc,p,c,i,e,t,this)}}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}}function Np(r,e,t,n,i,s,a){const o=Bd.distanceSqToPoint(r);if(o<t){const c=new B;Bd.closestPointToPoint(r,c),c.applyMatrix4(n);const l=i.ray.origin.distanceTo(c);if(l<i.near||l>i.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:c,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class qv extends Rt{constructor(e,t,n,i,s=We,a=We,o,c,l){super(e,t,n,i,s,a,o,c,l),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const u=this;function h(){u.needsUpdate=!0,u._requestVideoFrameCallbackId=e.requestVideoFrameCallback(h)}"requestVideoFrameCallback"in e&&(this._requestVideoFrameCallbackId=e.requestVideoFrameCallback(h))}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 Vs extends Rt{constructor(e,t,n,i,s,a,o,c,l,u,h,d){super(null,a,o,c,l,u,i,s,h,d),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class Xv extends Vs{constructor(e,t,n,i,s,a){super(e,t,n,s,a),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=Lt,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class $v extends Vs{constructor(e,t,n){super(void 0,e[0].width,e[0].height,t,n,us),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class Dd extends Rt{constructor(e,t,n,i,s,a,o,c,l){super(e,t,n,i,s,a,o,c,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class yo extends Rt{constructor(e,t,n=ii,i,s,a,o=yt,c=yt,l,u=Vi,h=1){if(u!==Vi&&u!==Os)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");const d={width:e,height:t,depth:h};super(d,i,s,a,o,c,u,n,l),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.source=new Ul(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 Yv extends yo{constructor(e,t=ii,n=us,i,s,a=yt,o=yt,c,l=Vi){const u={width:e,height:e,depth:1},h=[u,u,u,u,u,u];super(e,e,t,n,i,s,a,o,c,l),this.image=h,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(e){this.image=e}}class L0 extends Rt{constructor(e=null){super(),this.sourceTexture=e,this.isExternalTexture=!0}copy(e){return super.copy(e),this.sourceTexture=e.sourceTexture,this}}class bi{constructor(){this.type="Curve",this.arcLengthDivisions=200,this.needsUpdate=!1,this.cacheArcLengths=null}getPoint(){we("Curve: .getPoint() not implemented.")}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(e=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let n,i=this.getPoint(0),s=0;t.push(0);for(let a=1;a<=e;a++)n=this.getPoint(a/e),s+=n.distanceTo(i),t.push(s),i=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t=null){const n=this.getLengths();let i=0;const s=n.length;let a;t?a=t:a=e*n[s-1];let o=0,c=s-1,l;for(;o<=c;)if(i=Math.floor(o+(c-o)/2),l=n[i]-a,l<0)o=i+1;else if(l>0)c=i-1;else{c=i;break}if(i=c,n[i]===a)return i/(s-1);const u=n[i],d=n[i+1]-u,f=(a-u)/d;return(i+f)/(s-1)}getTangent(e,t){let i=e-1e-4,s=e+1e-4;i<0&&(i=0),s>1&&(s=1);const a=this.getPoint(i),o=this.getPoint(s),c=t||(a.isVector2?new pe:new B);return c.copy(o).sub(a).normalize(),c}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t=!1){const n=new B,i=[],s=[],a=[],o=new B,c=new Ue;for(let f=0;f<=e;f++){const p=f/e;i[f]=this.getTangentAt(p,new B)}s[0]=new B,a[0]=new B;let l=Number.MAX_VALUE;const u=Math.abs(i[0].x),h=Math.abs(i[0].y),d=Math.abs(i[0].z);u<=l&&(l=u,n.set(1,0,0)),h<=l&&(l=h,n.set(0,1,0)),d<=l&&n.set(0,0,1),o.crossVectors(i[0],n).normalize(),s[0].crossVectors(i[0],o),a[0].crossVectors(i[0],s[0]);for(let f=1;f<=e;f++){if(s[f]=s[f-1].clone(),a[f]=a[f-1].clone(),o.crossVectors(i[f-1],i[f]),o.length()>Number.EPSILON){o.normalize();const p=Math.acos(Ve(i[f-1].dot(i[f]),-1,1));s[f].applyMatrix4(c.makeRotationAxis(o,p))}a[f].crossVectors(i[f],s[f])}if(t===!0){let f=Math.acos(Ve(s[0].dot(s[e]),-1,1));f/=e,i[0].dot(o.crossVectors(s[0],s[e]))>0&&(f=-f);for(let p=1;p<=e;p++)s[p].applyMatrix4(c.makeRotationAxis(i[p],f*p)),a[p].crossVectors(i[p],s[p])}return{tangents:i,normals:s,binormals:a}}clone(){return new this.constructor().copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.t

41ype,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class Cf extends bi{constructor(e=0,t=0,n=1,i=1,s=0,a=Math.PI*2,o=!1,c=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=i,this.aStartAngle=s,this.aEndAngle=a,this.aClockwise=o,this.aRotation=c}getPoint(e,t=new pe){const n=t,i=Math.PI*2;let s=this.aEndAngle-this.aStartAngle;const a=Math.abs(s)<Number.EPSILON;for(;s<0;)s+=i;for(;s>i;)s-=i;s<Number.EPSILON&&(a?s=0:s=i),this.aClockwise===!0&&!a&&(s===i?s=-i:s=s-i);const o=this.aStartAngle+e*s;let c=this.aX+this.xRadius*Math.cos(o),l=this.aY+this.yRadius*Math.sin(o);if(this.aRotation!==0){const u=Math.cos(this.aRotation),h=Math.sin(this.aRotation),d=c-this.aX,f=l-this.aY;c=d*u-f*h+this.aX,l=d*h+f*u+this.aY}return n.set(c,l)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}class jv extends Cf{constructor(e,t,n,i,s,a){super(e,t,n,n,i,s,a),this.isArcCurve=!0,this.type="ArcCurve"}}function If(){let r=0,e=0,t=0,n=0;function i(s,a,o,c){r=s,e=o,t=-3*s+3*a-2*o-c,n=2*s-2*a+o+c}return{initCatmullRom:function(s,a,o,c,l){i(a,o,l*(o-s),l*(c-a))},initNonuniformCatmullRom:function(s,a,o,c,l,u,h){let d=(a-s)/l-(o-s)/(l+u)+(o-a)/u,f=(o-a)/u-(c-a)/(u+h)+(c-o)/h;d*=u,f*=u,i(a,o,d,f)},calc:function(s){const a=s*s,o=a*s;return r+e*s+t*a+n*o}}}const cc=new B,yh=new If,Sh=new If,Ch=new If;class Kv extends bi{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 B){const n=t,i=this.points,s=i.length,a=(s-(this.closed?0:1))*e;let o=Math.floor(a),c=a-o;this.closed?o+=o>0?0:(Math.floor(Math.abs(o)/s)+1)*s:c===0&&o===s-1&&(o=s-2,c=1);let l,u;this.closed||o>0?l=i[(o-1)%s]:(cc.subVectors(i[0],i[1]).add(i[0]),l=cc);const h=i[o%s],d=i[(o+1)%s];if(this.closed||o+2<s?u=i[(o+2)%s]:(cc.subVectors(i[s-1],i[s-2]).add(i[s-1]),u=cc),this.curveType==="centripetal"||this.curveType==="chordal"){const f=this.curveType==="chordal"?.5:.25;let p=Math.pow(l.distanceToSquared(h),f),g=Math.pow(h.distanceToSquared(d),f),m=Math.pow(d.distanceToSquared(u),f);g<1e-4&&(g=1),p<1e-4&&(p=g),m<1e-4&&(m=g),yh.initNonuniformCatmullRom(l.x,h.x,d.x,u.x,p,g,m),Sh.initNonuniformCatmullRom(l.y,h.y,d.y,u.y,p,g,m),Ch.initNonuniformCatmullRom(l.z,h.z,d.z,u.z,p,g,m)}else this.curveType==="catmullrom"&&(yh.initCatmullRom(l.x,h.x,d.x,u.x,this.tension),Sh.initCatmullRom(l.y,h.y,d.y,u.y,this.tension),Ch.initCatmullRom(l.z,h.z,d.z,u.z,this.tension));return n.set(yh.calc(c),Sh.calc(c),Ch.calc(c)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new B().fromArray(i))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function Up(r,e,t,n,i){const s=(n-e)*.5,a=(i-t)*.5,o=r*r,c=r*o;return(2*t-2*n+s+a)*c+(-3*t+3*n-2*s-a)*o+s*r+t}function Jv(r,e){const t=1-r;return t*t*e}function Zv(r,e){return 2*(1-r)*r*e}function eE(r,e){return r*r*e}function oo(r,e,t,n){return Jv(r,e)+Zv(r,t)+eE(r,n)}function tE(r,e){const t=1-r;return t*t*t*e}function nE(r,e){const t=1-r;return 3*t*t*r*e}function iE(r,e){return 3*(1-r)*r*r*e}function sE(r,e){return r*r*r*e}function co(r,e,t,n,i){return tE(r,e)+nE(r,t)+iE(r,n)+sE(r,i)}class F0 extends bi{constructor(e=new pe,t=new pe,n=new pe,i=new pe){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new pe){const n=t,i=this.v0,s=this.v1,a=this.v2,o=this.v3;return n.set(co(e,i.x,s.x,a.x,o.x),co(e,i.y,s.y,a.y,o.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class rE extends bi{constructor(e=new B,t=new B,n=new B,i=new B){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new B){const n=t,i=this.v0,s=this.v1,a=this.v2,o=this.v3;return n.set(co(e,i.x,s.x,a.x,o.x),co(e,i.y,s.y,a.y,o.y),co(e,i.z,s.z,a.z,o.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class P0 extends bi{constructor(e=new pe,t=new pe){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new pe){const n=t;return e===1?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}

41getTangent(e,t=new pe){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class aE extends bi{constructor(e=new B,t=new B){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new B){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 B){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 N0 extends bi{constructor(e=new pe,t=new pe,n=new pe){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new pe){const n=t,i=this.v0,s=this.v1,a=this.v2;return n.set(oo(e,i.x,s.x,a.x),oo(e,i.y,s.y,a.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class oE extends bi{constructor(e=new B,t=new B,n=new B){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new B){const n=t,i=this.v0,s=this.v1,a=this.v2;return n.set(oo(e,i.x,s.x,a.x),oo(e,i.y,s.y,a.y),oo(e,i.z,s.z,a.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class U0 extends bi{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new pe){const n=t,i=this.points,s=(i.length-1)*e,a=Math.floor(s),o=s-a,c=i[a===0?a:a-1],l=i[a],u=i[a>i.length-2?i.length-1:a+1],h=i[a>i.length-3?i.length-1:a+2];return n.set(Up(o,c.x,l.x,u.x,h.x),Up(o,c.y,l.y,u.y,h.y)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new pe().fromArray(i))}return this}}var Op=Object.freeze({__proto__:null,ArcCurve:jv,CatmullRomCurve3:Kv,CubicBezierCurve:F0,CubicBezierCurve3:rE,EllipseCurve:Cf,LineCurve:P0,LineCurve3:aE,QuadraticBezierCurve:N0,QuadraticBezierCurve3:oE,SplineCurve:U0});class cE extends bi{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 Op[n](t,e))}return this}getPoint(e,t){const n=e*this.getLength(),i=this.getCurveLengths();let s=0;for(;s<i.length;){if(i[s]>=n){const a=i[s]-n,o=this.curves[s],c=o.getLength(),l=c===0?0:1-a/c;return o.getPointAt(l,t)}s++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let n=0,i=this.curves.length;n<i;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(e=40){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){const t=[];let n;for(let i=0,s=this.curves;i<s.length;i++){const a=s[i],o=a.isEllipseCurve?e*2:a.isLineCurve||a.isLineCurve3?1:a.isSplineCurve?e*a.points.length:e,c=a.getPoints(o);for(let l=0;l<c.length;l++){const u=c[l];n&&n.equals(u)||(t.push(u),n=u)}}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 Op[i.type]().fromJSON(i))}return this}}class kp extends cE{constructor(e){super(),this.type="Path",this.currentPoint=new pe,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,n=e.length;t<n;t++)this.lineTo(e[t].x,e[t].y);return this}moveTo(e,t){return this.currentPoint.set(e,t),this}lineTo(e,t){const n=new P0(this.currentPoint.clone(),new pe(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,i){const s=new N0(this.currentPoint.clone(),new pe(e,t),new pe(n,i));return this.curves.push(s),this.currentPoint.set(n,i),this}bezierCurveTo(e,t,n,i,s,a){const o=new F0(this.currentPoint.clone(),new pe(e,t),new pe(n,i),new pe(s,a));return this.curves.push(o),this.currentPoint.set(s,a),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new U0(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,i,s,a){const o=this.currentPoint.x,c=this.currentPoint.y;return this.absarc(e+o,t+c,n,i,s,a),this}absarc(e,t,n,i,s,a){return this.absellipse(e,t,n,n,i,s,a),this}ellipse(e,t,n,i,s,a,o,c){const l=this.currentPoint.x,u=this.currentPoint.y;return this.absellipse(e+l,t+u,n,i,s,a,o,c),this}absellipse(e,t,n,i,s,a,o,c){const l=new Cf(e,t,n,i,s,a,o,c);if(this.curves.length>0){const h=l.getPoint(0);h.equals(this.currentPoint)||this.lineTo(h.x,h.y)}this.curves.push(l);const u=l.getPoint(1);return this.currentPoint.copy(u),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 O0 extends kp{constructor(e){super(e),this.uuid=zn(),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 kp().fromJSON(i))}return this}}function lE(r,e,t=2){const n=e&&e.length,i=n?e[0]*t:r.length;let s=k0(r,0,i,t,!0);const a=[];if(!s||s.next===s.prev)return a;let o,c,l;if(n&&(s=pE(r,e,s,t)),r.length>80*t){o=r[0],c=r[1];let u=o,h=c;for(let d=t;d<i;d+=t){const 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_=r.prevZ,b=r.nextZ;for(;_&&_.z>=A&&b&&b.z<=x;){if(_.x>=f&&_.x<=g&&_.y>=p&&_.y<=m&&_!==i&&_!==a&&$a(o,u,c,h,l,d,_.x,_.y)&&Pt(_.prev,_,_.next)>=0||(_=_.prevZ,b.x>=f&&b.x<=g&&b.y>=p&&b.y<=m&&b!==i&&b!==a&&$a(o,u,c,h,l,d,b.x,b.y)&&Pt(b.prev,b,b.next)>=0))return!1;b=b.nextZ}for(;_&&_.z>=A;){if(_.x>=f&&_.x<=g&&_.y>=p&&_.y<=m&&_!==i&&_!==a&&$a(o,u,c,h,l,d,_.x,_.y)&&Pt(_.prev,_,_.next)>=0)return!1;_=_.prevZ}for(;b&&b.z<=x;){if(b.x>=f&&b.x<=g&&b.y>=p&&b.y<=m&&b!==i&&b!==a&&$a(o,u,c,h,l,d,b.x,b.y)&&Pt(b.prev,b,b.next)>=0)return!1;b=b.nextZ}return!0}function dE(r,e){let t=r;do{const n=t.prev,i=t.next.next;!na(n,i)&&G0(n,t,t.next,i)&&Co(n,i)&&Co(i,n)&&(e.push(n.i,t.i,i.i),Io(t),Io(t.next),t=r=i),t=t.next}while(t!==r);return Xs(t)}function fE(r,e,t,n,i,s){let a=r;do{let o=a.next.next;for(;o!==a.prev;){if(a.i!==o.i&&EE(a,o)){let c=H0(a,o);a=Xs(a,a.next),c=Xs(c,c.next),So(a,e,t,n,i,s,0),So(c,e,t,n,i,s,0);return}o=o.next}a=a.next}while(a!==r)}function pE(r,e,t,n){const i=[];for(let 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Pt(r.prev,r,e.prev)<0&&Pt(e.next,r,r.next)<0}function bE(r,e,t,n){let i=r;do i.z===0&&(i.z=Ld(i.x,i.y,e,t,n)),i.prevZ=i.prev,i.nextZ=i.next,i=i.next;while(i!==r);i.prevZ.nextZ=null,i.prevZ=null,_E(i)}function _E(r){let e,t=1;do{let n=r,i;r=null;let s=null;for(e=0;n;){e++;let a=n,o=0;for(let l=0;l<t&&(o++,a=a.nextZ,!!a);l++);let c=t;for(;o>0||c>0&&a;)o!==0&&(c===0||!a||n.z<=a.z)?(i=n,n=n.nextZ,o--):(i=a,a=a.nextZ,c--),s?s.nextZ=i:r=i,i.prevZ=s,s=i;n=a}s.nextZ=null,t*=2}while(e>1);return r}function Ld(r,e,t,n,i){return r=(r-t)*i|0,e=(e-n)*i|0,r=(r|r<<8)&16711935,r=(r|r<<4)&252645135,r=(r|r<<2)&858993459,r=(r|r<<1)&1431655765,e=(e|e<<8)&16711935,e=(e|e<<4)&252645135,e=(e|e<<2)&858993459,e=(e|e<<1)&1431655765,r|e<<1}function vE(r){let e=r,t=r;do(e.x<t.x||e.x===t.x&&e.y<t.y)&&(t=e),e=e.next;while(e!==r);return t}function Q0(r,e,t,n,i,s,a,o){return(i-a)*(e-o)>=(r-a)*(s-o)&&(r-a)*(n-o)>=(t-a)*(e-o)&&(t-a)*(s-o)>=(i-a)*(n-o)}function $a(r,e,t,n,i,s,a,o){return!(r===a&&e===o)&&Q0(r,e,t,n,i,s,a,o)}function EE(r,e){return r.next.i!==e.i&&r.prev.i!==e.i&&!yE(r,e)&&(Co(r,e)&&Co(e,r)&&SE(r,e)&&(Pt(r.prev,r,e.prev)||Pt(r,e.prev,e))||na(r,e)&&Pt(r.prev,r,r.next)>0&&Pt(e.prev,e,e.next)>0)}function Pt(r,e,t){return(e.y-r.y)*(t.x-e.x)-(e.x-r.x)*(t.y-e.y)}function na(r,e){return r.x===e.x&&r.y===e.y}function G0(r,e,t,n){const i=hc(Pt(r,e,t)),s=hc(Pt(r,e,n)),a=hc(Pt(t,n,r)),o=hc(Pt(t,n,e));return!!(i!==s&&a!==o||i===0&&lc(r,t,e)||s===0&&lc(r,n,e)||a===0&&lc(t,r,n)||o===0&&lc(t,e,n))}function lc(r,e,t){return e.x<=Math.max(r.x,t.x)&&e.x>=Math.min(r.x,t.x)&&e.y<=Math.max(r.y,t.y)&&e.y>=Math.min(r.y,t.y)}function hc(r){return r>0?1:r<0?-1:0}function yE(r,e){let t=r;do{if(t.i!==r.i&&t.next.i!==r.i&&t.i!==e.i&&t.next.i!==e.i&&G0(t,t.next,r,e))return!0;t=t.next}while(t!==r);return!1}function Co(r,e){return Pt(r.prev,r,r.next)<0?Pt(r,e,r.next)>=0&&Pt(r,r.prev,e)>=0:Pt(r,e,r.prev)<0||Pt(r,r.next,e)<0}function SE(r,e){let t=r,n=!1;const i=(r.x+e.x)/2,s=(r.y+e.y)/2;do t.y>s!=t.next.y>s&&t.next.y!==t.y&&i<(t.next.x-t.x)*(s-t.y)/(t.next.y-t.y)+t.x&&(n=!n),t=t.next;while(t!==r);return n}function H0(r,e){const t=Fd(r.i,r.x,r.y),n=Fd(e.i,e.x,e.y),i=r.next,s=e.prev;return r.next=e,e.prev=r,t.next=i,i.prev=t,n.next=t,t.prev=n,s.next=n,n.prev=s,n}function Qp(r,e,t,n){const i=Fd(r,e,t);return n?(i.next=n.next,i.prev=n,n.next.prev=i,n.next=i):(i.prev=i,i.next=i),i}function Io(r){r.next.prev=r.prev,r.prev.next=r.next,r.prevZ&&(r.prevZ.nextZ=r.nextZ),r.nextZ&&(r.nextZ.prevZ=r.prevZ)}function Fd(r,e,t){return{i:r,x:e,y:t,prev:null,next:null,z:0,prevZ:null,nextZ:null,steiner:!1}}function CE(r,e,t,n){let i=0;for(let s=e,a=t-n;s<t;s+=n)i+=(r[a]-r[s])*(r[s+1]+r[a+1]),a=s;return i}class IE{static triangulate(e,t,n=2){return lE(e,t,n)}}class lo{static area(e){const t=e.length;let n=0;for(let i=t-1,s=0;s<t;i=s++)n+=e[i].x*e[s].y-e[s].x*e[i].y;return n*.5}static isClockWise(e){return lo.area(e)<0}static triangulateShape(e,t){const n=[],i=[],s=[];Gp(e),Hp(n,e);let a=e.length;t.forEach(Gp);for(let c=0;c<t.length;c++)i.push(a),a+=t[c].length,Hp(n,t[c]);const o=IE.triangulate(n,i);for(let c=0;c<o.length;c+=3)s.push(o.slice(c,c+3));return s}}function Gp(r){const e=r.length;e>2&&r[e-1].equals(r[0])&&r.pop()}function Hp(r,e){for(let t=0;t<e.length;t++)r.push(e[t].x),r.push(e[t].y)}class si extends sn{constructor(e=1,t=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};const s=e/2,a=t/2,o=Math.floor(n),c=Math.floor(i),l=o+1,u=c+1,h=e/o,d=t/c,f=[],p=[],g=[],m=[];for(let A=0;A<u;A++){const x=A*d-a;for(let _=0;_<l;_++){const b=_*h-s;p.push(b,-x,0),g.push(0,0,1),m.push(_/o),m.push(1-A/c)}}for(let A=0;A<c;A++)for(let x=0;x<o;x++){const _=x+l*A,b=x+l*(A+1),v=x+1+l*(A+1),C=x+1+l*A;f.push(_,b,C),f.push(b,v,C)}this.setIndex(f),this.setAttribute("position",new Jt(p,3)),this.setAttribute("normal",new Jt(g,3)),this.setAttribute("uv",new Jt(m,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new si(e.width,e.height,e.widthSegments,e.heightSegments)}}class Mf extends sn{constructor(e=new O0([new pe(0,.5),new pe(-.5,-.5),new pe(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],i=[],s=[],a=[];let o=0,c=0;if(Array.isArray(e)===!1)l(e);else for(let u=0;u<e.length;u++)l(e[u]),this.addGroup(o,c,u),o+=c,c=0;this.setIndex(n),this.setAttribute("position",new Jt(i,3)),this.setAttribute("normal",new Jt(s,3)),this.setAttribute("uv",new Jt(a,2));function l(u){const h=i.length/3,d=u.extractPoints(t);let f=d.shape;const p=d.holes;lo.isClockWise(f)===!1&&(f=f.reverse());for(let m=0,A=p.length;m<A;m++){const x=p[m];lo.isClockWise(x)===!0&&(p[m]=x.reverse())}const g=lo.triangulateShape(f,p);for(let m=0,A=p.length;m<A;m++){const x=p[m];f=f.concat(x)}for(let m=0,A=f.length;m<A;m++){const x=f[m];i.push(x.x,x.y,0),s.push(0,0,1),a.push(x.x,x.y)}for(let m=0,A=g.length;m<A;m++){const x=g[m],_=x[0]+h,b=x[1]+h,v=x[2]+h;n.push(_,b,v),c+=3}}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON(),t=this.parameters.shapes;return ME(t,e)}static fromJSON(e,t){const n=[];for(let i=0,s=e.shapes.length;i<s;i++){const a=t[e.shapes[i]];n.push(a)}return new Mf(n,e.curveSegments)}}function ME(r,e){if(e.shapes=[],Array.isArray(r))for(let t=0,n=r.length;t<n;t++){const i=r[t];e.shapes.push(i.uuid)}else e.shapes.push(r.uuid);return e}class wf extends sn{constructor(e=1,t=32,n=16,i=0,s=Math.PI*2,a=0,o=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:i,phiLength:s,thetaStart:a,thetaLength:o},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const c=Math.min(a+o,Math.PI);let l=0;const u=[],h=new B,d=new B,f=[],p=[],g=[],m=[];for(let A=0;A<=n;A++){const x=[],_=A/n;let b=0;A===0&&a===0?b=.5/t:A===n&&c===Math.PI&&(b=-.5/t);for(let v=0;v<=t;v++){const C=v/t;h.x=-e*Math.cos(i+C*s)*Math.sin(a+_*o),h.y=e*Math.cos(a+_*o),h.z=e*Math.sin(i+C*s)*Math.sin(a+_*o),p.push(h.x,h.y,h.z),d.copy(h).normalize(),g.push(d.x,d.y,d.z),m.push(C+b,1-_),x.push(l++)}u.push(x)}for(let A=0;A<n;A++)for(let x=0;x<t;x++){const _=u[A][x+1],b=u[A][x],v=u[A+1][x],C=u[A+1][x+1];(A!==0||a>0)&&f.push(_,b,C),(A!==n-1||c<Math.PI)&&f.push(b,v,C)}this.setIndex(f),this.setAttribute("position",new Jt(p,3)),this.setAttribute("normal",new Jt(g,3)),this.setAttribute("uv",new Jt(m,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new wf(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class wE extends _n{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Mo extends ei{constructor(e){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new Ie(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 Ie(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=x0,this.normalScale=new pe(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Vn,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 _i extends Mo{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new pe(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return Ve(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 Ie(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 Ie(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Ie(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 z0 extends ei{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=k_,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 TE extends ei{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}function uc(r,e){return!r||r.constructor===e?r:typeof e.BYTES_PER_ELEMENT=="number"?new e(r):Array.prototype.slice.call(r)}function RE(r){function e(i,s){return r[i]-r[s]}const t=r.length,n=new Array(t);for(let i=0;i!==t;++i)n[i]=i;return n.sort(e),n}function zp(r,e,t){const n=r.length,i=new r.constructor(n);for(let s=0,a=0;a!==n;++s){const o=t[s]*e;for(let c=0;c!==e;++c)i[a++]=r[o+c]}return i}function V0(r,e,t,n){let i=1,s=r[0];for(;s!==void 0&&s[n]===void 0;)s=r[i++];if(s===void 0)return;let a=s[n];if(a!==void 0)if(Array.isArray(a))do a=s[n],a!==void 0&&(e.push(s.time),t.push(...a)),s=r[i++];while(s!==void 0);else if(a.toArray!==void 0)do a=s[n],a!==void 0&&(e.push(s.time),a.toArray(t,t.length)),s=r[i++];while(s!==void 0);else do a=s[n],a!==void 0&&(e.push(s.time),t.push(a)),s=r[i++];while(s!==void 0)}class Do{constructor(e,t,n,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=i!==void 0?i:new t.constructor(n),this.sampleValues=t,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let n=this._cachedIndex,i=t[n],s=t[n-1];e:{t:{let a;n:{i:if(!(e<i)){for(let o=n+2;;){if(i===void 0){if(e<s)break i;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===o)break;if(s=i,i=t[++n],e<i)break t}a=t.length;break n}if(!(e>=s)){const o=t[1];e<o&&(n=2,s=o);for(let c=n-2;;){if(s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(n===c)break;if(i=s,s=t[--n-1],e>=s)break t}a=n,n=0;break n}break e}for(;n<a;){const o=n+a>>>1;e<t[o]?a=o:n=o+1}if(i=t[n],s=t[n-1],s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(i===void 0)return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,s,i)}return this.interpolate_(n,s,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,s=e*i;for(let a=0;a!==i;++a)t[a]=n[s+a];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class BE extends Do{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:Lr,endingEnd:Lr}}intervalChanged_(e,t,n){const i=this.parameterPositions;let s=e-2,a=e+1,o=i[s],c=i[a];if(o===void 0)switch(this.getSettings_().endingStart){case Fr:s=e,o=2*t-n;break;case pl:s=i.length-2,o=t+i[s]-i[s+1];break;default:s=e,o=n}if(c===void 0)switch(this.getSettings_().endingEnd){case Fr:a=e,c=2*n-t;break;case pl:a=1,c=n+i[1]-i[0];break;default:a=e-1,c=t}const l=(n-t)*.5,u=this.valueSize;this._weightPrev=l/(t-o),this._weightNext=l/(c-n),this._offsetPrev=s*u,this._offsetNext=a*u}interpolate_(e,t,n,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,c=e*o,l=c-o,u=this._offsetPrev,h=this._offsetNext,d=this._weightPrev,f=this._weightNext,p=(n-t)/(i-t),g=p*p,m=g*p,A=-d*m+2*d*g-d*p,x=(1+d)*m+(-1.5-2*d)*g+(-.5+d)*p+1,_=(-1-f)*m+(1.5+f)*g+.5*p,b=f*m-f*g;for(let v=0;v!==o;++v)s[v]=A*a[u+v]+x*a[l+v]+_*a[c+v]+b*a[h+v];return s}}class W0 extends Do{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,c=e*o,l=c-o,u=(n-t)/(i-t),h=1-u;for(let d=0;d!==o;++d)s[d]=a[l+d]*h+a[c+d]*u;return s}}class DE extends Do{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class ai{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 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t=this.getValueSize();t-Math.floor(t)!==0&&(Fe("KeyframeTrack: Invalid value size in track.",this),e=!1);const n=this.times,i=this.values,s=n.length;s===0&&(Fe("KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let o=0;o!==s;o++){const c=n[o];if(typeof c=="number"&&isNaN(c)){Fe("KeyframeTrack: Time is not a valid number.",this,o,c),e=!1;break}if(a!==null&&a>c){Fe("KeyframeTrack: Out of order keys.",this,o,c,a),e=!1;break}a=c}if(i!==void 0&&X_(i))for(let o=0,c=i.length;o!==c;++o){const l=i[o];if(isNaN(l)){Fe("KeyframeTrack: Value is not a valid number.",this,o,l),e=!1;break}}return e}optimize(){const e=this.times.slice(),t=this.values.slice(),n=this.getValueSize(),i=this.getInterpolation()===Kl,s=e.length-1;let a=1;for(let o=1;o<s;++o){let c=!1;const l=e[o],u=e[o+1];if(l!==u&&(o!==1||l!==e[0]))if(i)c=!0;else{const h=o*n,d=h-n,f=h+n;for(let p=0;p!==n;++p){const g=t[h+p];if(g!==t[d+p]||g!==t[f+p]){c=!0;break}}}if(c){if(o!==a){e[a]=e[o];const h=o*n,d=a*n;for(let f=0;f!==n;++f)t[d+f]=t[h+f]}++a}}if(s>0){e[a]=e[s];for(let o=s*n,c=a*n,l=0;l!==n;++l)t[c+l]=t[o+l];++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}}ai.prototype.ValueTypeName="";ai.prototype.TimeBufferType=Float32Array;ai.prototype.ValueBufferType=Float32Array;ai.prototype.DefaultInterpolation=Zr;class ua extends ai{constructor(e,t,n){super(e,t,n)}}ua.prototype.ValueTypeName="bool";ua.prototype.ValueBufferType=Array;ua.prototype.DefaultInterpolation=Jr;ua.prototype.InterpolantFactoryMethodLinear=void 0;ua.prototype.InterpolantFactoryMethodSmooth=void 0;class q0 extends ai{constructor(e,t,n,i){super(e,t,n,i)}}q0.prototype.ValueTypeName="color";class ia extends ai{constructor(e,t,n,i){super(e,t,n,i)}}ia.prototype.ValueTypeName="number";class LE extends 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parse(e){const t=[],n=e.tracks,i=1/(e.fps||1);for(let a=0,o=n.length;a!==o;++a)t.push(PE(n[a]).scale(i));const s=new this(e.name,e.duration,t,e.blendMode);return s.uuid=e.uuid,s.userData=JSON.parse(e.userData||"{}"),s}static toJSON(e){const t=[],n=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode,userData:JSON.stringify(e.userData)};for(let s=0,a=n.length;s!==a;++s)t.push(ai.toJSON(n[s]));return i}static CreateFromMorphTargetSequence(e,t,n,i){const s=t.length,a=[];for(let o=0;o<s;o++){let c=[],l=[];c.push((o+s-1)%s,o,(o+1)%s),l.push(0,1,0);const u=RE(c);c=zp(c,1,u),l=zp(l,1,u),!i&&c[0]===0&&(c.push(s),l.push(l[0])),a.push(new ia(".morphTargetInfluences["+t[o].name+"]",c,l).scale(1/n))}return new this(e,-1,a)}static findByName(e,t){let n=e;if(!Array.isArray(e)){const i=e;n=i.geometry&&i.geometry.animations||i.animations}for(let i=0;i<n.length;i++)if(n[i].name===t)return n[i];return null}static CreateClipsFromMorphTargetSequences(e,t,n){const i={},s=/^([\w-]*?)([\d]+)$/;for(let o=0,c=e.length;o<c;o++){const l=e[o],u=l.name.match(s);if(u&&u.length>1){const h=u[1];let d=i[h];d||(i[h]=d=[]),d.push(l)}}const a=[];for(const o in i)a.push(this.CreateFromMorphTargetSequence(o,i[o],t,n));return a}static parseAnimation(e,t){if(we("AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!e)return Fe("AnimationClip: No animation in JSONLoader data."),null;const n=function(h,d,f,p,g){if(f.length!==0){const m=[],A=[];V0(f,m,A,p),m.length!==0&&g.push(new h(d,m,A))}},i=[],s=e.name||"default",a=e.fps||30,o=e.blendMode;let c=e.length||-1;const l=e.hierarchy||[];for(let h=0;h<l.length;h++){const d=l[h].keys;if(!(!d||d.length===0))if(d[0].morphTargets){const f={};let p;for(p=0;p<d.length;p++)if(d[p].morphTargets)for(let g=0;g<d[p].morphTargets.length;g++)f[d[p].morphTargets[g]]=-1;for(const g in f){const m=[],A=[];for(let x=0;x!==d[p].morphTargets.length;++x){const _=d[p];m.push(_.time),A.push(_.morphTarget===g?1:0)}i.push(new ia(".morphTargetInfluence["+g+"]",m,A))}c=f.length*a}else{const f=".bones["+t[h].name+"]";n(ra,f+".position",d,"pos",i),n(sa,f+".quaternion",d,"rot",i),n(ra,f+".scale",d,"scl",i)}}return i.length===0?null:new this(s,c,i,o)}resetDuration(){const e=this.tracks;let t=0;for(let n=0,i=e.length;n!==i;++n){const s=this.tracks[n];t=Math.max(t,s.times[s.times.length-1])}return this.duration=t,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let n=0;n<this.tracks.length;n++)e.push(this.tracks[n].clone());const t=new this.constructor(this.name,this.duration,e,this.blendMode);return t.userData=JSON.parse(JSON.stringify(this.userData)),t}toJSON(){return 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this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}const pr=new WeakMap;class OE extends vi{constructor(e){super(e)}load(e,t,n,i){this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,a=Qi.get(`image:${e}`);if(a!==void 0){if(a.complete===!0)s.manager.itemStart(e),setTimeout(function(){t&&t(a),s.manager.itemEnd(e)},0);else{let h=pr.get(a);h===void 0&&(h=[],pr.set(a,h)),h.push({onLoad:t,onError:i})}return a}const o=_o("img");function c(){u(),t&&t(this);const h=pr.get(this)||[];for(let d=0;d<h.length;d++){const f=h[d];f.onLoad&&f.onLoad(this)}pr.delete(this),s.manager.itemEnd(e)}function l(h){u(),i&&i(h),Qi.remove(`image:${e}`);const d=pr.get(this)||[];for(let f=0;f<d.length;f++){const p=d[f];p.onError&&p.onError(h)}pr.delete(this),s.manager.itemError(e),s.manager.itemEnd(e)}function u(){o.removeEventListener("load",c,!1),o.removeEventListener("error",l,!1)}return o.addEventListener("load",c,!1),o.addEventListener("error",l,!1),e.slice(0,5)!=="data:"&&this.crossOrigin!==void 0&&(o.crossOrigin=this.crossOrigin),Qi.add(`image:${e}`,o),s.manager.itemStart(e),o.src=e,o}}class kE extends vi{constructor(e){super(e)}load(e,t,n,i){const s=this,a=new ha,o=new zi(this.manager);return o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setPath(this.path),o.setWithCredentials(s.withCredentials),o.load(e,function(c){let l;try{l=s.parse(c)}catch(u){if(i!==void 0)i(u);else{u(u);return}}l.image!==void 0?a.image=l.image:l.data!==void 0&&(a.image.width=l.width,a.image.height=l.height,a.image.data=l.data),a.wrapS=l.wrapS!==void 0?l.wrapS:Lt,a.wrapT=l.wrapT!==void 0?l.wrapT:Lt,a.magFilter=l.magFilter!==void 0?l.magFilter:We,a.minFilter=l.minFilter!==void 0?l.minFilter:We,a.anisotropy=l.anisotropy!==void 0?l.anisotropy:1,l.colorSpace!==void 0&&(a.colorSpace=l.colorSpace),l.flipY!==void 0&&(a.flipY=l.flipY),l.format!==void 0&&(a.format=l.format),l.type!==void 0&&(a.type=l.type),l.mipmaps!==void 0&&(a.mipmaps=l.mipmaps,a.minFilter=gn),l.mipmapCount===1&&(a.minFilter=We),l.generateMipmaps!==void 0&&(a.generateMipmaps=l.generateMipmaps),a.needsUpdate=!0,t&&t(a,l)},n,i),a}}class $0 extends vi{constructor(e){super(e)}load(e,t,n,i){const s=new Rt,a=new OE(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(e,function(o){s.image=o,s.needsUpdate=!0,t!==void 0&&t(s)},n,i),s}}class Ql extends mt{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new Ie(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}}const Ih=new Ue,Vp=new B,Wp=new B;class Tf{constructor(e){this.camera=e,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new pe(512,512),this.mapType=Le,this.map=null,this.mapPass=null,this.matrix=new Ue,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Sf,this._frameExtents=new pe(1,1),this._viewportCount=1,this._viewports=[new Mt(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;Vp.setFromMatrixPosition(e.matrixWorld),t.position.copy(Vp),Wp.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(Wp),t.updateMatrixWorld(),Ih.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Ih,t.coordinateSystem,t.reversedDepth),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(Ih)}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}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}}class QE extends Tf{constructor(){super(new tn(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1,this.aspect=1}updateMatrices(e){const t=this.camera,n=ea*2*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height*this.aspect,s=e.distance||t.far;(n!==t.fov||i!==t.aspect||s!==t.far)&&(t.fov=n,t.aspect=i,t.far=s,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class GE extends Ql{constructor(e,t,n=0,i=Math.PI/3,s=0,a=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(mt.DEFAULT_UP),this.updateMatrix(),this.target=new mt,this.distance=n,this.angle=i,this.penumbra=s,this.decay=a,this.map=null,this.shadow=new QE}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 HE extends Tf{constructor(){super(new tn(90,1,.5,500)),this.isPointLightShadow=!0}}class Y0 extends Ql{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 HE}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 Js extends M0{constructor(e=-1,t=1,n=1,i=-1,s=.1,a=2e3){super(),this.isOrthographicCamera=!0,this.type="Orthogra

41for(let n=e;n<t;n++)this.buffer[n]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize;for(let n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]}_select(e,t,n,i,s){if(i>=.5)for(let a=0;a!==s;++a)e[t+a]=e[n+a]}_slerp(e,t,n,i){xn.slerpFlat(e,t,e,t,e,n,i)}_slerpAdditive(e,t,n,i,s){const a=this._workIndex*s;xn.multiplyQuaternionsFlat(e,a,e,t,e,n),xn.slerpFlat(e,t,e,t,e,a,i)}_lerp(e,t,n,i,s){const a=1-i;for(let o=0;o!==s;++o){const c=t+o;e[c]=e[c]*a+e[n+o]*i}}_lerpAdditive(e,t,n,i,s){for(let a=0;a!==s;++a){const o=t+a;e[o]=e[o]+e[n+a]*i}}}const Rf="\\[\\]\\.:\\/",YE=new RegExp("["+Rf+"]","g"),Bf="[^"+Rf+"]",jE="[^"+Rf.replace("\\.","")+"]",KE=/((?:WC+[\/:])*)/.source.replace("WC",Bf),JE=/(WCOD+)?/.source.replace("WCOD",jE),ZE=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Bf),ey=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Bf),ty=new RegExp("^"+KE+JE+ZE+ey+"$"),ny=["material","materials","bones","map"];class iy{constructor(e,t,n){const i=n||nt.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,i)}getValue(e,t){this.bind();const n=this._targetGroup.nCachedObjects_,i=this._bindings[n];i!==void 0&&i.getValue(e,t)}setValue(e,t){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,s=n.length;i!==s;++i)n[i].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}}class nt{constructor(e,t,n){this.path=t,this.parsedPath=n||nt.parseTrackName(t),this.node=nt.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,n){return e&&e.isAnimationObjectGroup?new nt.Composite(e,t,n):new nt(e,t,n)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(YE,"")}static parseTrackName(e){const t=ty.exec(e);if(t===null)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const n={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(i!==void 0&&i!==-1){const s=n.nodeName.substring(i+1);ny.indexOf(s)!==-1&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=s)}if(n.propertyName===null||n.propertyName.length===0)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n}static findNode(e,t){if(t===void 0||t===""||t==="."||t===-1||t===e.name||t===e.uuid)return e;if(e.skeleton){const n=e.skeleton.getBoneByName(t);if(n!==void 0)return n}if(e.children){const n=function(s){for(let a=0;a<s.length;a++){const o=s[a];if(o.name===t||o.uuid===t)return o;const c=n(o.children);if(c)return c}return null},i=n(e.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)e[t++]=n[i]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}

41_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node;const t=this.parsedPath,n=t.objectName,i=t.propertyName;let s=t.propertyIndex;if(e||(e=nt.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e){we("PropertyBinding: No target node found for track: "+this.path+".");return}if(n){let l=t.objectIndex;switch(n){case"materials":if(!e.material){Fe("PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.materials){Fe("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){Fe("PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);return}e=e.skeleton.bones;for(let u=0;u<e.length;u++)if(e[u].name===l){l=u;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material){Fe("PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.map){Fe("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){Fe("PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[n]}if(l!==void 0){if(e[l]===void 0){Fe("PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[l]}}const a=e[i];if(a===void 0){const l=t.nodeName;Fe("PropertyBinding: Trying to update property for track: "+l+"."+i+" but it wasn't found.",e);return}let o=this.Versioning.None;this.targetObject=e,e.isMaterial===!0?o=this.Versioning.NeedsUpdate:e.isObject3D===!0&&(o=this.Versioning.MatrixWorldNeedsUpdate);let c=this.BindingType.Direct;if(s!==void 0){if(i==="morphTargetInfluences"){if(!e.geometry){Fe("PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);return}if(!e.geometry.morphAttributes){Fe("PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);return}e.morphTargetDictionary[s]!==void 0&&(s=e.morphTargetDictionary[s])}c=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=s}else a.fromArray!==void 0&&a.toArray!==void 0?(c=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(c=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=i;this.getValue=this.GetterByBindingType[c],this.setValue=this.SetterByBindingTypeAndVersioning[c][o]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}nt.Composite=iy;nt.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3};nt.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2};nt.prototype.GetterByBindingType=[nt.prototype._getValue_direct,nt.prototype._getValue_array,nt.prototype._getValue_arrayElement,nt.prototype._getValue_toArray];nt.prototype.SetterByBindingTypeAndVersioning=[[nt.prototype._setValue_direct,nt.prototype._setValue_direct_setNeedsUpdate,nt.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[nt.prototype._setValue_array,nt.prototype._setValue_array_setNeedsUpdate,nt.prototype._setValue_array_setMatrixWorldNeedsUpdate],[nt.prototype._setValue_arrayElement,nt.prototype._setValue_arrayElement_setNeedsUpdate,nt.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[nt.prototype._setValue_fromArray,nt.prototype._setValue_fromArray_setNeedsUpdate,nt.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class sy{constructor(e,t,n=null,i=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=n,this.blendMode=i;const s=t.tracks,a=s.length,o=new Array(a),c={endingStart:Lr,endingEnd:Lr};for(let l=0;l!==a;++l){const u=s[l].createInterpolant(null);o[l]=u,u.settings=c}this._interpolantSettings=c,this._interpolants=o,this._propertyBindings=new Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Gr,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&this.timeScale!==0&&this._startTime===null&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t,n=!1){if(e.fadeOut(t),this.fadeIn(t),n===!0){const i=this._clip.duration,s=e._clip.duration,a=s/i,o=i/s;e.warp(1,a,t),this.warp(o,1,t)}return this}crossFadeTo(e,t,n=!1){return e.crossFadeFrom(this,t,n)}stopFading(){const e=this._weightInterpolant;return e!==null&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,n){const i=this._mixer,s=i.time,a=this.timeScale;let o=this._timeScaleInterpolant;o===null&&(o=i._lendControlInterpolant(),this._timeScaleInterpolant=o);const c=o.parameterPositions,l=o.sampleValues;return c[0]=s,c[1]=s+n,l[0]=e/a,l[1]=t/a,this}stopWarping(){const e=this._timeScaleInterpolant;return e!==null&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,n,i){if(!this.enabled){this._updateWeight(e);return}const s=this._startTime;if(s!==null){const c=(e-s)*n;c<0||n===0?t=0:(this._startTime=null,t=n*c)}t*=this._updateTimeScale(e);const a=this._updateTime(t),o=this._updateWeight(e);if(o>0){const c=this._interpolants,l=this._propertyBindings;switch(this.blendMode){case U_:for(let u=0,h=c.length;u!==h;++u)c[u].evaluate(a),l[u].accumulateAdditive(o);break;case xf:default:for(let u=0,h=c.length;u!==h;++u)c[u].evaluate(a),l[u].accumulate(i,o)}}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const n=this._weightInterpolant;if(n!==null){const i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopFading(),i===0&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const n=this._timeScaleInterpolant;if(n!==null){const i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopWarping(),t===0?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,n=this.loop;let i=this.time+e,s=this._loopCount;const a=n===fl;if(e===0)return s===-1?i:a&&(s&1)===1?t-i:i;if(n===bo){s===-1&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(i>=t)i=t;else if(i<0)i=0;else{this.time=i;break e}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(s===-1&&(e>=0?(s=0,this._setEndings(!0,this.repetitions===0,a)):this._setEndings(this.repetitions===0,!0,a)),i>=t||i<0){const o=Math.floor(i/t);i-=t*o,s+=Math.abs(o);const c=this.repetitions-s;if(c<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=e>0?t:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(c===1){const l=e<0;this._setEndings(l,!l,a)}else this._setEndings(!1,!1,a);this._loopCount=s,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:o})}}else this.time=i;if(a&&(s&1)===1)return t-i}return i}_setEndings(e,t,n){const i=this._interpolantSettings;n?(i.endingStart=Fr,i.endingEnd=Fr):(e?i.endingStart=this.zeroSlopeAtStart?Fr:Lr:i.endingStart=pl,t?i.endingEnd=this.zeroSlopeAtEnd?Fr:Lr:i.endingEnd=pl)}_scheduleFading(e,t,n){const i=this._mixer,s=i.time;let a=this._weightInterpolant;a===null&&(a=i._lendControlInterpolant(),this._weightInterpolant=a);const o=a.parameterPositions,c=a.sampleValues;return o[0]=s,c[0]=t,o[1]=s+e,c[1]=n,this}}const ry=new Float32Array(1);class ay extends ri{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(e,t){const n=e._localRoot||this._root,i=e._clip.tracks,s=i.length,a=e._propertyBindings,o=e._interpolants,c=n.uuid,l=this._bindingsByRootAndName;let u=l[c];u===void 0&&(u={},l[c]=u);for(let h=0;h!==s;++h){const d=i[h],f=d.name;let p=u[f];if(p!==void 0)++p.referenceCount,a[h]=p;else{if(p=a[h],p!==void 0){p._cacheIndex===null&&(++p.referenceCount,this._addInactiveBinding(p,c,f));continue}const g=t&&t._propertyBindings[h].binding.parsedPath;p=new $E(nt.create(n,f,g),d.ValueTypeName,d.getValueSize()),++p.referenceCount,this._addInactiveBinding(p,c,f),a[h]=p}o[h].resultBuffer=p.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(e._cacheIndex===null){const n=(e._localRoot||this._root).uuid,i=e._clip.uuid,s=this._actionsByClip[i];this._bindAction(e,s&&s.knownActions[0]),this._addInactiveAction(e,i,n)}const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];s.useCount++===0&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];--s.useCount===0&&(s.restoreOriginalState(),this._takeBackBinding(s))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){const t=e._cacheIndex;return t!==null&&t<this._nActiveActions}_addInactiveAction(e,t,n){const i=this._actions,s=this._actionsByClip;let a=s[t];if(a===void 0)a={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,s[t]=a;else{const o=a.knownActions;e._byClipCacheIndex=o.length,o.push(e)}e._cacheIndex=i.length,i.push(e),a.actionByRoot[n]=e}_removeInactiveAction(e){const t=this._actions,n=t[t.length-1],i=e._cacheIndex;n._cacheIndex=i,t[i]=n,t.pop(),e._cacheIndex=null;const s=e._clip.uuid,a=this._actionsByClip,o=a[s],c=o.knownActions,l=c[c.length-1],u=e._byClipCacheIndex;l._byClipCacheIndex=u,c[u]=l,c.pop(),e._byClipCacheIndex=null;const h=o.actionByRoot,d=(e._localRoot||this._root).uuid;delete h[d],c.length===0&&delete a[s],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];--s.referenceCount===0&&this._removeInactiveBinding(s)}}_lendAction(e){const t=this._actions,n=e._cacheIndex,i=this._nActiveActions++,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_takeBackAction(e){const t=this._actions,n=e._cacheIndex,i=--this._nActiveActions,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_addInactiveBinding(e,t,n){const i=this._bindingsByRootAndName,s=this._bindings;let a=i[t];a===void 0&&(a={},i[t]=a),a[n]=e,e._cacheIndex=s.length,s.push(e)}_removeInactiveBinding(e){const t=this._bindings,n=e.binding,i=n.rootNode.uuid,s=n.path,a=this._bindingsByRootAndName,o=a[i],c=t[t.length-1],l=e._cacheIndex;c._cacheIndex=l,t[l]=c,t.pop(),delete o[s],Object.keys(o).length===0&&delete a[i]}_lendBinding(e){const t=this._bindings,n=e._cacheIndex,i=this._nActiveBindings++,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_takeBackBinding(e){const t=this._bindings,n=e._cacheIndex,i=--this._nActiveBindings,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let n=e[t];return n===void 0&&(n=new W0(new Float32Array(2),new Float32Array(2),1,ry),n.__cacheIndex=t,e[t]=n),n}_takeBackControlInterpolant(e){const t=this._controlInterpolants,n=e.__cacheIndex,i=--this._nActiveControlInterpolants,s=t[i];e.__cacheIndex=i,t[i]=e,s.__cacheIndex=n,t[n]=s}clipAction(e,t,n){const i=t||this._root,s=i.uuid;let a=typeof e=="string"?Pd.findByName(i,e):e;const o=a!==null?a.uuid:e,c=this._actionsByClip[o];let l=null;if(n===void 0&&(a!==null?n=a.blendMode:n=xf),c!==void 0){const h=c.actionByRoot[s];if(h!==void 0&&h.blendMode===n)return h;l=c.knownActions[0],a===null&&(a=l._clip)}if(a===null)return null;const u=new sy(this,a,t,n);return this._bindAction(u,l),this._addInactiveAction(u,o,s),u}existingAction(e,t){const n=t||this._root,i=n.uuid,s=typeof e=="string"?Pd.findByName(n,e):e,a=s?s.uuid:e,o=this._actionsByClip[a];return o!==void 0&&o.actionByRoot[i]||null}stopAllAction(){const e=this._actions,t=this._nActiveActions;for(let n=t-1;n>=0;--n)e[n].stop();return this}update(e){e*=this.timeScale;const t=this._actions,n=this._nActiveActions,i=this.time+=e,s=Math.sign(e),a=this._accuIndex^=1;for(let l=0;l!==n;++l)t[l]._update(i,e,s,a);const o=this._bindings,c=this._nActiveBindings;for(let l=0;l!==c;++l)o[l].apply(a);return this}setTime(e){this.time=0;for(let t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(e)}getRoot(){return this._root}uncacheClip(e){const t=this._actions,n=e.uuid,i=this._actionsByClip,s=i[n];if(s!==void 0){const a=s.knownActions;for(let o=0,c=a.length;o!==c;++o){const l=a[o];this._deactivateAction(l);const u=l._cacheIndex,h=t[t.length-1];l._cacheIndex=null,l._byClipCacheIndex=null,h._cacheIndex=u,t[u]=h,t.pop(),this._removeInactiveBindingsForAction(l)}delete i[n]}}uncacheRoot(e){const t=e.uuid,n=this._actionsByClip;for(const a in n){const o=n[a].actionByRoot,c=o[t];c!==void 0&&(this._deactivateAction(c),this._removeInactiveAction(c))}const i=this._bindingsByRootAndName,s=i[t];if(s!==void 0)for(const a in s){const o=s[a];o.restoreOriginalState(),this._removeInactiveBinding(o)}}uncacheAction(e,t){const n=this.existingAction(e,t);n!==null&&(this._deactivateAction(n),this._removeInactiveAction(n))}}const qp=new Ue;class oy{constructor(e,t,n=0,i=1/0){this.ray=new Bo(e,t),this.near=n,this.far=i,this.camera=null,this.layers=new Ef,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):Fe("Raycaster: 

938=`uniform sampler2D dfgLUT;
939struct PhysicalMaterial {
940	vec3 diffuseColor;
941	vec3 diffuseContribution;
942	vec3 specularColor;
943	vec3 specularColorBlended;
944	float roughness;
945	float metalness;
946	float specularF90;
947	float dispersion;
948	#ifdef USE_CLEARCOAT
949		float clearcoat;
950		float clearcoatRoughness;
951		vec3 clearcoatF0;
952		float clearcoatF90;
953	#endif
954	#ifdef USE_IRIDESCENCE
955		float iridescence;
956		float iridescenceIOR;
957		float iridescenceThickness;
958		vec3 iridescenceFresnel;
959		vec3 iridescenceF0;
960		vec3 iridescenceFresnelDielectric;
961		vec3 iridescenceFresnelMetallic;
962	#endif
963	#ifdef USE_SHEEN
964		vec3 sheenColor;
965		float sheenRoughness;
966	#endif
967	#ifdef IOR
968		float ior;
969	#endif
970	#ifdef USE_TRANSMISSION
971		float transmission;
972		float transmissionAlpha;
973		float thickness;
974		float attenuationDistance;
975		vec3 attenuationColor;
976	#endif
977	#ifdef USE_ANISOTROPY
978		float anisotropy;
979		float alphaT;
980		vec3 anisotropyT;
981		vec3 anisotropyB;
982	#endif
983};
984vec3 clearcoatSpecularDirect = vec3( 0.0 );
985vec3 clearcoatSpecularIndirect = vec3( 0.0 );
986vec3 sheenSpecularDirect = vec3( 0.0 );
987vec3 sheenSpecularIndirect = vec3(0.0 );
988vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
989    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
990    float x2 = x * x;
991    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
992    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
993}
994float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
995	float a2 = pow2( alpha );
996	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
997	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
998	return 0.5 / max( gv + gl, EPSILON );
999}
1000float D_GGX( const in float alpha, const in float dotNH ) {
1001	float a2 = pow2( alpha );
1002	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
1003	return RECIPROCAL_PI * a2 / pow2( denom );
1004}
1005#ifdef USE_ANISOTROPY
1006	float V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {
1007		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
1008		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
1009		float v = 0.5 / ( gv + gl );
1010		return v;
1011	}
1012	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
1013		float a2 = alphaT * alphaB;
1014		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
1015		highp float v2 = dot( v, v );
1016		float w2 = a2 / v2;
1017		return RECIPROCAL_PI * a2 * pow2 ( w2 );
1018	}
1019#endif
1020#ifdef USE_CLEARCOAT
1021	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
1022		vec3 f0 = material.clearcoatF0;
1023		float f90 = material.clearcoatF90;
1024		float roughness = material.clearcoatRoughness;
1025		float alpha = pow2( roughness );
1026		vec3 halfDir = normalize( lightDir + viewDir );
1027		float dotNL = saturate( dot( normal, lightDir ) );
1028		float dotNV = saturate( dot( normal, viewDir ) );
1029		float dotNH = saturate( dot( normal, halfDir ) );
1030		float dotVH = saturate( dot( viewDir, halfDir ) );
1031		vec3 F = F_Schlick( f0, f90, dotVH );
1032		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1033		float D = D_GGX( alpha, dotNH );
1034		return F * ( V * D );
1035	}
1036#endif
1037vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
1038	vec3 f0 = material.specularColorBlended;
1039	float f90 = material.specularF90;
1040	float roughness = material.roughness;
1041	float alpha = pow2( roughness );
1042	vec3 halfDir = normalize( lightDir + viewDir );
1043	float dotNL = saturate( dot( normal, lightDir ) );
1044	float dotNV = saturate( dot( normal, viewDir ) );
1045	float dotNH = saturate( dot( normal, halfDir ) );
1046	float dotVH = saturate( dot( viewDir, halfDir ) );
1047	vec3 F = F_Schlick( f0, f90, dotVH );
1048	#ifdef USE_IRIDESCENCE
1049		F = mix( F, material.iridescenceFresnel, material.iridescence );
1050	#endif
1051	#ifdef USE_ANISOTROPY
1052		float dotTL = dot( material.anisotropyT, lightDir );
1053		float dotTV = dot( material.anisotropyT, viewDir );
1054		float dotTH = dot( material.anisotropyT, halfDir );
1055		float dotBL = dot( material.anisotropyB, lightDir );
1056		float dotBV = dot( material.anisotropyB, viewDir );
1057		float dotBH = dot( material.anisotropyB, halfDir );
1058		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
1059		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
1060	#else
1061		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1062		float D = D_GGX( alpha, dotNH );
1063	#endif
1064	return F * ( V * D );
1065}
1066vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
1067	const float LUT_SIZE = 64.0;
1068	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
1069	const float LUT_BIAS = 0.5 / LUT_SIZE;
1070	float dotNV = saturate( dot( N, V ) );
1071	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
1072	uv = uv * LUT_SCALE + LUT_BIAS;
1073	return uv;
1074}
1075float LTC_ClippedSphereFormFactor( const in vec3 f ) {
1076	float l = length( f );
1077	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
1078}
1079vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
1080	float x = dot( v1, v2 );
1081	float y = abs( x );
1082	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
1083	float b = 3.4175940 + ( 4.1616724 + y ) * y;
1084	float v = a / b;
1085	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
1086	return cross( v1, v2 ) * theta_sintheta;
1087}
1088vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
1089	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
1090	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
1091	vec3 lightNormal = cross( v1, v2 );
1092	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
1093	vec3 T1, T2;
1094	T1 = normalize( V - N * dot( V, N ) );
1095	T2 = - cross( N, T1 );
1096	mat3 mat = mInv * transpose( mat3( T1, T2, N ) );
1097	vec3 coords[ 4 ];
1098	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
1099	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
1100	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
1101	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
1102	coords[ 0 ] = normalize( coords[ 0 ] );
1103	coords[ 1 ] = normalize( coords[ 1 ] );
1104	coords[ 2 ] = normalize( coords[ 2 ] );
1105	coords[ 3 ] = normalize( coords[ 3 ] );
1106	vec3 vectorFormFactor = vec3( 0.0 );
1107	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
1108	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
1109	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
1110	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
1111	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
1112	return vec3( result );
1113}
1114#if defined( USE_SHEEN )
1115float D_Charlie( float roughness, float dotNH ) {
1116	float alpha = pow2( roughness );
1117	float invAlpha = 1.0 / alpha;
1118	float cos2h = dotNH * dotNH;
1119	float sin2h = max( 1.0 - cos2h, 0.0078125 );
1120	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
1121}
1122float V_Neubelt( float dotNV, float dotNL ) {
1123	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
1124}
1125vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
1126	vec3 halfDir = normalize( lightDir + viewDir );
1127	float dotNL = saturate( dot( normal, lightDir ) );
1128	float dotNV = saturate( dot( normal, viewDir ) );
1129	float dotNH = saturate( dot( normal, halfDir ) );
1130	float D = D_Charlie( sheenRoughness, dotNH );
1131	float V = V_Neubelt( dotNV, dotNL );
1132	return sheenColor * ( D * V );
1133}
1134#endif
1135float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
1136	float dotNV = saturate( dot( normal, viewDir ) );
1137	float r2 = roughness * roughness;
1138	float rInv = 1.0 / ( roughness + 0.1 );
1139	float a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;
1140	float b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;
1141	float DG = exp( a * dotNV + b );
1142	return saturate( DG );
1143}
1144vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
1145	float dotNV = saturate( dot( normal, viewDir ) );
1146	vec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;
1147	return specularColor * fab.x + specularF90 * fab.y;
1148}
1149#ifdef USE_IRIDESCENCE
1150void 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 ) {
1151#else
1152void 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 ) {
1153#endif
1154	float dotNV = saturate( dot( normal, viewDir ) );
1155	vec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;
1156	#ifdef USE_IRIDESCENCE
1157		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
1158	#else
1159		vec3 Fr = specularColor;
1160	#endif
1161	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
1162	float Ess = fab.x + fab.y;
1163	float Ems = 1.0 - Ess;
1164	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
1165	singleScatter += FssEss;
1166	multiScatter += Fms * Ems;
1167}
1168vec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
1169	vec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );
1170	float dotNL = saturate( dot( normal, lightDir ) );
1171	float dotNV = saturate( dot( normal, viewDir ) );
1172	vec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;
1173	vec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;
1174	vec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;
1175	vec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;
1176	float Ess_V = dfgV.x + dfgV.y;
1177	float Ess_L = dfgL.x + dfgL.y;
1178	float Ems_V = 1.0 - Ess_V;
1179	float Ems_L = 1.0 - Ess_L;
1180	vec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;
1181	vec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );
1182	float compensationFactor = Ems_V * Ems_L;
1183	vec3 multiScatter = Fms * compensationFactor;
1184	return singleScatter + multiScatter;
1185}
1186#if NUM_RECT_AREA_LIGHTS > 0
1187	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 ) {
1188		vec3 normal = geometryNormal;
1189		vec3 viewDir = geometryViewDir;
1190		vec3 position = geometryPosition;
1191		vec3 lightPos = rectAreaLight.position;
1192		vec3 halfWidth = rectAreaLight.halfWidth;
1193		vec3 halfHeight = rectAreaLight.halfHeight;
1194		vec3 lightColor = rectAreaLight.color;
1195		float roughness = material.roughness;
1196		vec3 rectCoords[ 4 ];
1197		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
1198		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
1199		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
1200		vec2 uv = LTC_Uv( normal, viewDir, roughness );
1201		vec4 t1 = texture2D( ltc_1, uv );
1202		vec4 t2 = texture2D( ltc_2, uv );
1203		mat3 mInv = mat3(
1204			vec3( t1.x, 0, t1.y ),
1205			vec3(    0, 1,    0 ),
1206			vec3( t1.z, 0, t1.w )
1207		);
1208		vec3 fresnel = ( material.specularColorBlended * t2.x + ( vec3( 1.0 ) - material.specularColorBlended ) * t2.y );
1209		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
1210		reflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
1211	}
1212#endif
1213void 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 ) {
1214	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
1215	vec3 irradiance = dotNL * directLight.color;
1216	#ifdef USE_CLEARCOAT
1217		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
1218		vec3 ccIrradiance = dotNLcc * directLight.color;
1219		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
1220	#endif
1221	#ifdef USE_SHEEN
1222 
1223 		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
1224 
1225 		float sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1226 		float sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );
1227 
1228 		float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );
1229 
1230 		irradiance *= sheenEnergyComp;
1231 
1232 	#endif
1233	reflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );
1234	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );
1235}
1236void 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 ) {
1237	vec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );
1238	#ifdef USE_SHEEN
1239		float sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1240		float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;
1241		diffuse *= sheenEnergyComp;
1242	#endif
1243	reflectedLight.indirectDiffuse += diffuse;
1244}
1245void 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) {
1246	#ifdef USE_CLEARCOAT
1247		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
1248	#endif
1249	#ifdef USE_SHEEN
1250		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;
1251 	#endif
1252	vec3 singleScatteringDielectric = vec3( 0.0 );
1253	vec3 multiScatteringDielectric = vec3( 0.0 );
1254	vec3 singleScatteringMetallic = vec3( 0.0 );
1255	vec3 multiScatteringMetallic = vec3( 0.0 );
1256	#ifdef USE_IRIDESCENCE
1257		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );
1258		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );
1259	#else
1260		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );
1261		computeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );
1262	#endif
1263	vec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );
1264	vec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );
1265	vec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;
1266	vec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );
1267	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
1268	vec3 indirectSpecular = radiance * singleScattering;
1269	indirectSpecular += multiScattering * cosineWeightedIrradiance;
1270	vec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;
1271	#ifdef USE_SHEEN
1272		float sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1273		float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;
1274		indirectSpecular *= sheenEnergyComp;
1275		indirectDiffuse *= sheenEnergyComp;
1276	#endif
1277	reflectedLight.indirectSpecular += indirectSpecular;
1278	reflectedLight.indirectDiffuse += indirectDiffuse;
1279}
1280#define RE_Direct				RE_Direct_Physical
1281#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
1282#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
1283#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
1284float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
1285	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
1286}`,