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n<1e-8?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(We(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(n===0)return this;const i=Math.min(1,t/n);return this.slerp(e,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return e===0?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,i=e._y,s=e._z,a=e._w,o=t._x,c=t._y,l=t._z,h=t._w;return this._x=n*h+a*o+i*l-s*c,this._y=i*h+a*c+s*o-n*l,this._z=s*h+a*l+n*c-i*o,this._w=a*h-n*o-i*c-s*l,this._onChangeCallback(),this}slerp(e,t){let n=e._x,i=e._y,s=e._z,a=e._w,o=this.dot(e);o<0&&(n=-n,i=-i,s=-s,a=-a,o=-o);let c=1-t;if(o<.9995){const l=Math.acos(o),h=Math.sin(l);c=Math.sin(c*l)/h,t=Math.sin(t*l)/h,this._x=this._x*c+n*t,this._y=this._y*c+i*t,this._z=this._z*c+s*t,this._w=this._w*c+a*t,this._onChangeCallback()}else this._x=this._x*c+n*t,this._y=this._y*c+i*t,this._z=this._z*c+s*t,this._w=this._w*c+a*t,this.normalize();return this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),i=Math.sqrt(1-n),s=Math.sqrt(n);return this.set(i*Math.sin(e),i*Math.cos(e),s*Math.sin(t),s*Math.cos(t))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class R{constructor(e=0,t=0,n=0){R.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return n===void 0&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(Bp.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Bp.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[3]*n+s[6]*i,this.y=s[1]*t+s[4]*n+s[7]*i,this.z=s[2]*t+s[5]*n+s[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,s=e.elements,a=1/(s[3]*t+s[7]*n+s[11]*i+s[15]);return this.x=(s[0]*t+s[4]*n+s[8]*i+s[12])*a,this.y=(s[1]*t+s[5]*n+s[9]*i+s[13])*a,this.z=(s[2]*t+s[6]*n+s[10]*i+s[14])*a,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,s=e.x,a=e.y,o=e.z,c=e.w,l=2*(a*i-o*n),h=2*(o*t-s*i),u=2*(s*n-a*t);return this.x=t+c*l+a*u-o*h,this.y=n+c*h+o*l-s*u,this.z=i+c*u+s*h-a*l,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[4]*n+s[8]*i,this.y=s[1]*t+s[5]*n+s[9]*i,this.z=s[2]*t+s[6]*n+s[10]*i,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=We(this.x,e.x,t.x),this.y=We(this.y,e.y,t.y),this.z=We(this.z,e.z,t.z),this}clampScalar(e,t){return this.x=We(this.x,e,t),this.y=We(this.y,e,t),this.z=We(this.z,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(We(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,i=e.y,s=e.z,a=t.x,o=t.y,c=t.z;return this.x=i*c-s*o,this.y=s*a-n*c,this.z=n*o-i*a,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return fh.copy(this).projectOnVector(e),this.sub(fh)}reflect(e){return this.sub(fh.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(We(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,t*4)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,t*3)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=Math.random()*Math.PI*2,t=Math.random()*2-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const fh=new R,Bp=new pn;class Qe{constructor(e,t,n,i,s,a,o,c,l){Qe.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],e!==void 0&&this.set(e,t,n,i,s,a,o,c,l)}set(e,t,n,i,s,a,o,c,l){const h=this.elements;return h[0]=e,h[1]=i,h[2]=o,h[3]=t,h[4]=s,h[5]=c,h[6]=n,h[7]=a,h[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this}extractBasis(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(e){const t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,s=this.elements,a=n[0],o=n[3],c=n[6],l=n[1],h=n[4],u=n[7],d=n[2],f=n[5],p=n[8],m=i[0],A=i[3],g=i[6],b=i[1],x=i[4],_=i[7],v=i[2],S=i[5],I=i[8];return s[0]=a*m+o*b+c*v,s[3]=a*A+o*x+c*S,s[6]=a*g+o*_+c*I,s[1]=l*m+h*b+u*v,s[4]=l*A+h*x+u*S,s[7]=l*g+h*_+u*I,s[2]=d*m+f*b+p*v,s[5]=d*A+f*x+p*S,s[8]=d*g+f*_+p*I,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],a=e[4],o=e[5],c=e[6],l=e[7],h=e[8];return t*a*h-t*o*l-n*s*h+n*o*c+i*s*l-i*a*c}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],a=e[4],o=e[5],c=e[6],l=e[7],h=e[8],u=h*a-o*l,d=o*c-h*s,f=l*s-a*c,p=t*u+n*d+i*f;if(p===0)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return e[0]=u*m,e[1]=(i*l-h*n)*m,e[2]=(o*n-i*a)*m,e[3]=d*m,e[4]=(h*t-i*c)*m,e[5]=(i*s-o*t)*m,e[6]=f*m,e[7]=(n*c-l*t)*m,e[8]=(a*t-n*s)*m,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,i,s,a,o){const c=Math.cos(s),l=Math.sin(s);return this.set(n*c,n*l,-n*(c*a+l*o)+a+e,-i*l,i*c,-i*(-l*a+c*o)+o+t,0,0,1),this}scale(e,t){return this.premultiply(ph.makeScale(e,t)),this}rotate(e){return this.premultiply(ph.makeRotation(-e)),this}translate(e,t){return this.premultiply(ph.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 ph=new Qe,Dp=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 Y_(){const r={enabled:!0,workingColorSpace:Ct,spaces:{},convert:function(i,s,a){return this.enabled===!1||s===a||!s||!a||(this.spaces[s].transfer===ft&&(i.r=zi(i.r),i.g=zi(i.g),i.b=zi(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=Kr(i.r),i.g=Kr(i.g),i.b=Kr(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===Nn?Rl: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 Dl("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),r.workingToColorSpace(i,s)},toWorkingColorSpace:function(i,s){return Dl("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),r.colorSpaceToWorking(i,s)}},e=[.64,.33,.3,.6,.15,.06],t=[.2126,.7152,.0722],n=[.3127,.329];return r.define({[Ct]:{primaries:e,whitePoint:n,transfer:Rl,toXYZ:Dp,fromXYZ:Lp,luminanceCoefficients:t,workingColorSpaceConfig:{unpackColorSpace:mt},outputColorSpaceConfig:{drawingBufferColorSpace:mt}},[mt]:{primaries:e,whitePoint:n,transfer:ft,toXYZ:Dp,fromXYZ:Lp,luminanceCoefficients:t,outputColorSpaceConfig:{drawingBufferColorSpace:mt}}}),r}const tt=Y_();function zi(r){return r<.04045?r*.0773993808:Math.pow(r*.9478672986+.0521327014,2.4)}function Kr(r){return r<.0031308?r*12.92:1.055*Math.pow(r,.41666)-.055}let lr;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{lr===void 0&&(lr=Do("canvas")),lr.width=e.width,lr.height=e.height;const i=lr.getContext("2d");e instanceof ImageData?i.putImageData(e,0,0):i.drawImage(e,0,0,e.width,e.height),n=lr}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=Do("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]=zi(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(zi(t[n]/255)*255):t[n]=zi(t[n]);return{data:t,width:e.width,height:e.height}}else return Ie("ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let J_=0;class Zl{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:J_++}),this.uuid=Qn(),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(Ah(i[a].image)):s.push(Ah(i[a]))}else s=Ah(i);n.url=s}return t||(e.images[this.uuid]=n),n}}function Ah(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}:(Ie("Texture: Unable to serialize Texture."),{})}let Z_=0;const gh=new R;let Rt=class al extends ii{constructor(e=al.DEFAULT_IMAGE,t=al.DEFAULT_MAPPING,n=Dt,i=Dt,s=qe,a=vn,o=Tt,c=Le,l=al.DEFAULT_ANISOTROPY,h=Nn){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:Z_++}),this.uuid=Qn(),this.name="",this.source=new Zl(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=s,this.minFilter=a,this.anisotropy=l,this.format=o,this.internalFormat=null,this.type=c,this.offset=new pe(0,0),this.repeat=new pe(1,1),this.center=new pe(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Qe,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=h,this.userData={},this.updateRanges=[],this.version=0,this.onUpdate=null,this.renderTarget=null,this.isRenderTargetTexture=!1,this.isArrayTexture=!!(e&&e.depth&&e.depth>1),this.pmremVersion=0}get width(){return this.source.getSize(gh).x}get height(){return this.source.getSize(gh).y}get depth(){return this.source.getSize(gh).z}get image(){return this.source.data}set image(e=null){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return new this.constructor().copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.renderTarget=e.renderTarget,this.isRenderTargetTexture=e.isRenderTargetTexture,this.isArrayTexture=e.isArrayTexture,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}setValues(e){for(const t in e){const n=e[t];if(n===void 0){Ie(`Texture.setValues(): parameter '${t}' has value of undefined.`);continue}const i=this[t];if(i===void 0){Ie(`Texture.setValues(): property '${t}' does not exist.`);continue}i&&n&&i.isVector2&&n.isVector2||i&&n&&i.isVector3&&n.isVector3||i&&n&&i.isMatrix3&&n.isMatrix3?i.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const n={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==na)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case ti:e.x=e.x-Math.floor(e.x);break;case Dt:e.x=e.x<0?0:1;break;case er:Math.abs(Math.floor(e.x)%2)===1?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x);break}if(e.y<0||e.y>1)switch(this.wrapT){case ti:e.y=e.y-Math.floor(e.y);break;case Dt:e.y=e.y<0?0:1;break;case er:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){e===!0&&this.pmremVersion++}};Rt.DEFAULT_IMAGE=null;Rt.DEFAULT_MAPPING=na;Rt.DEFAULT_ANISOTROPY=1;class It{constructor(e=0,t=0,n=0,i=1){It.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=e.w!==void 0?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,s=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*i+a[12]*s,this.y=a[1]*t+a[5]*n+a[9]*i+a[13]*s,this.z=a[2]*t+a[6]*n+a[10]*i+a[14]*s,this.w=a[3]*t+a[7]*n+a[11]*i+a[15]*s,this}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this.w/=e.w,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,i,s;const c=e.elements,l=c[0],h=c[4],u=c[8],d=c[1],f=c[5],p=c[9],m=c[2],A=c[6],g=c[10];if(Math.abs(h-d)<.01&&Math.abs(u-m)<.01&&Math.abs(p-A)<.01){if(Math.abs(h+d)<.1&&Math.abs(u+m)<.1&&Math.abs(p+A)<.1&&Math.abs(l+f+g-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const x=(l+1)/2,_=(f+1)/2,v=(g+1)/2,S=(h+d)/4,I=(u+m)/4,E=(p+A)/4;return x>_&&x>v?x<.01?(n=0,i=.707106781,s=.707106781):(n=Math.sqrt(x),i=S/n,s=I/n):_>v?_<.01?(n=.707106781,i=0,s=.707106781):(i=Math.sqrt(_),n=S/i,s=E/i):v<.01?(n=.707106781,i=.707106781,s=0):(s=Math.sqrt(v),n=I/s,i=E/s),this.set(n,i,s,t),this}let b=Math.sqrt((A-p)*(A-p)+(u-m)*(u-m)+(d-h)*(d-h));return Math.abs(b)<.001&&(b=1),this.x=(A-p)/b,this.y=(u-m)/b,this.z=(d-h)/b,this.w=Math.acos((l+f+g-1)/2),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=We(this.x,e.x,t.x),this.y=We(this.y,e.y,t.y),this.z=We(this.z,e.z,t.z),this.w=We(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=We(this.x,e,t),this.y=We(this.y,e,t),this.z=We(this.z,e,t),this.w=We(this.w,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(We(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class ev extends ii{constructor(e=1,t=1,n={}){super(),n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:qe,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1,depth:1,multiview:!1},n),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=n.depth,this.scissor=new It(0,0,e,t),this.scissorTest=!1,this.viewport=new It(0,0,e,t),this.textures=[];const i={width:e,height:t,depth:n.depth},s=new Rt(i),a=n.count;for(let o=0;o<a;o++)this.textures[o]=s.clone(),this.textures[o].isRenderTargetTexture=!0,this.textures[o].renderTarget=this;this._setTextureOptions(n),this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this._depthTexture=null,this.depthTexture=n.depthTexture,this.samples=n.samples,this.multiview=n.multiview}_setTextureOptions(e={}){const t={minFilter:qe,generateMipmaps:!1,flipY:!1,internalFormat:null};e.mapping!==void 0&&(t.mapping=e.mapping),e.wrapS!==void 0&&(t.wrapS=e.wrapS),e.wrapT!==void 0&&(t.wrapT=e.wrapT),e.wrapR!==void 0&&(t.wrapR=e.wrapR),e.magFilter!==void 0&&(t.magFilter=e.magFilter),e.minFilter!==void 0&&(t.minFilter=e.minFilter),e.format!==void 0&&(t.format=e.format),e.type!==void 0&&(t.type=e.type),e.anisotropy!==void 0&&(t.anisotropy=e.anisotropy),e.colorSpace!==void 0&&(t.colorSpace=e.colorSpace),e.flipY!==void 0&&(t.flipY=e.flipY),e.generateMipmaps!==void 0&&(t.generateMipmaps=e.generateMipmaps),e.internalFormat!==void 0&&(t.internalFormat=e.internalFormat);for(let n=0;n<this.textures.length;n++)this.textures[n].setValues(t)}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}set depthTexture(e){this._depthTexture!==null&&(this._depthTexture.renderTarget=null),e!==null&&(e.renderTarget=this),this._depthTexture=e}get depthTexture(){return this._depthTexture}setSize(e,t,n=1){if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let i=0,s=this.textures.length;i<s;i++)this.textures[i].image.width=e,this.textures[i].image.height=t,this.textures[i].image.depth=n,this.textures[i].isData3DTexture!==!0&&(this.textures[i].isArrayTexture=this.textures[i].image.depth>1);this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return new this.constructor().copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let t=0,n=e.textures.length;t<n;t++){this.textures[t]=e.textures[t].clone(),this.textures[t].isRenderTargetTexture=!0,this.textures[t].renderTarget=this;const i=Object.assign({},e.textures[t].image);this.textures[t].source=new Zl(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 yn extends ev{constructor(e=1,t=1,n={}){super(e,t,n),this.isWebGLRenderTarget=!0}}class Y0 extends Rt{constructor(e=null,t=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=St,this.minFilter=St,this.wrapR=Dt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class J0 extends Rt{constructor(e=null,t=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=St,this.minFilter=St,this.wrapR=Dt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Oe{constructor(e,t,n,i,s,a,o,c,l,h,u,d,f,p,m,A){Oe.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,n,i,s,a,o,c,l,h,u,d,f,p,m,A)}set(e,t,n,i,s,a,o,c,l,h,u,d,f,p,m,A){const g=this.elements;return g[0]=e,g[4]=t,g[8]=n,g[12]=i,g[1]=s,g[5]=a,g[9]=o,g[13]=c,g[2]=l,g[6]=h,g[10]=u,g[14]=d,g[3]=f,g[7]=p,g[11]=m,g[15]=A,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return new Oe().fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return this.determinant()===0?(e.set(1,0,0),t.set(0,1,0),n.set(0,0,1),this):(e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this)}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){if(e.determinant()===0)return this.identity();const t=this.elements,n=e.elements,i=1/hr.setFromMatrixColumn(e,0).length(),s=1/hr.setFromMatrixColumn(e,1).length(),a=1/hr.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*s,t[5]=n[5]*s,t[6]=n[6]*s,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,i=e.y,s=e.z,a=Math.cos(n),o=Math.sin(n),c=Math.cos(i),l=Math.sin(i),h=Math.cos(s),u=Math.sin(s);if(e.order==="XYZ"){const d=a*h,f=a*u,p=o*h,m=o*u;t[0]=c*h,t[4]=-c*u,t[8]=l,t[1]=f+p*l,t[5]=d-m*l,t[9]=-o*c,t[2]=m-d*l,t[6]=p+f*l,t[10]=a*c}else if(e.order==="YXZ"){const d=c*h,f=c*u,p=l*h,m=l*u;t[0]=d+m*o,t[4]=p*o-f,t[8]=a*l,t[1]=a*u,t[5]=a*h,t[9]=-o,t[2]=f*o-p,t[6]=m+d*o,t[10]=a*c}else if(e.order==="ZXY"){const d=c*h,f=c*u,p=l*h,m=l*u;t[0]=d-m*o,t[4]=-a*u,t[8]=p+f*o,t[1]=f+p*o,t[5]=a*h,t[9]=m-d*o,t[2]=-a*l,t[6]=o,t[10]=a*c}else if(e.order==="ZYX"){const d=a*h,f=a*u,p=o*h,m=o*u;t[0]=c*h,t[4]=p*l-f,t[8]=d*l+m,t[1]=c*u,t[5]=m*l+d,t[9]=f*l-p,t[2]=-l,t[6]=o*c,t[10]=a*c}else if(e.order==="YZX"){const d=a*c,f=a*l,p=o*c,m=o*l;t[0]=c*h,t[4]=m-d*u,t[8]=p*u+f,t[1]=u,t[5]=a*h,t[9]=-o*h,t[2]=-l*h,t[6]=f*u+p,t[10]=d-m*u}else if(e.order==="XZY"){const d=a*c,f=a*l,p=o*c,m=o*l;t[0]=c*h,t[4]=-u,t[8]=l*h,t[1]=d*u+m,t[5]=a*h,t[9]=f*u-p,t[2]=p*u-f,t[6]=o*h,t[10]=m*u+d}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(tv,e,nv)}lookAt(e,t,n){const i=this.elements;return Mn.subVectors(e,t),Mn.lengthSq()===0&&(Mn.z=1),Mn.normalize(),Ki.crossVectors(n,Mn),Ki.lengthSq()===0&&(Math.abs(n.z)===1?Mn.x+=1e-4:Mn.z+=1e-4,Mn.normalize(),Ki.crossVectors(n,Mn)),Ki.normalize(),jo.crossVectors(Mn,Ki),i[0]=Ki.x,i[4]=jo.x,i[8]=Mn.x,i[1]=Ki.y,i[5]=jo.y,i[9]=Mn.y,i[2]=Ki.z,i[6]=jo.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],h=n[1],u=n[5],d=n[9],f=n[13],p=n[2],m=n[6],A=n[10],g=n[14],b=n[3],x=n[7],_=n[11],v=n[15],S=i[0],I=i[4],E=i[8],C=i[12],D=i[1],w=i[5],L=i[9],U=i[13],P=i[2],N=i[6],F=i[10],k=i[14],$=i[3],q=i[7],te=i[11],Z=i[15];return s[0]=a*S+o*D+c*P+l*$,s[4]=a*I+o*w+c*N+l*q,s[8]=a*E+o*L+c*F+l*te,s[12]=a*C+o*U+c*k+l*Z,s[1]=h*S+u*D+d*P+f*$,s[5]=h*I+u*w+d*N+f*q,s[9]=h*E+u*L+d*F+f*te,s[13]=h*C+u*U+d*k+f*Z,s[2]=p*S+m*D+A*P+g*$,s[6]=p*I+m*w+A*N+g*q,s[10]=p*E+m*L+A*F+g*te,s[14]=p*C+m*U+A*k+g*Z,s[3]=b*S+x*D+_*P+v*$,s[7]=b*I+x*w+_*N+v*q,s[11]=b*E+x*L+_*F+v*te,s[15]=b*C+x*U+_*k+v*Z,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],i=e[8],s=e[12],a=e[1],o=e[5],c=e[9],l=e[13],h=e[2],u=e[6],d=e[10],f=e[14],p=e[3],m=e[7],A=e[11],g=e[15],b=c*f-l*d,x=o*f-l*u,_=o*d-c*u,v=a*f-l*h,S=a*d-c*h,I=a*u-o*h;return t*(m*b-A*x+g*_)-n*(p*b-A*v+g*S)+i*(p*x-m*v+g*I)-s*(p*_-m*S+A*I)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],a=e[4],o=e[5],c=e[6],l=e[7],h=e[8],u=e[9],d=e[10],f=e[11],p=e[12],m=e[13],A=e[14],g=e[15],b=t*o-n*a,x=t*c-i*a,_=t*l-s*a,v=n*c-i*o,S=n*l-s*o,I=i*l-s*c,E=h*m-u*p,C=h*A-d*p,D=h*g-f*p,w=u*A-d*m,L=u*g-f*m,U=d*g-f*A,P=b*U-x*L+_*w+v*D-S*C+I*E;if(P===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const N=1/P;return e[0]=(o*U-c*L+l*w)*N,e[1]=(i*L-n*U-s*w)*N,e[2]=(m*I-A*S+g*v)*N,e[3]=(d*S-u*I-f*v)*N,e[4]=(c*D-a*U-l*C)*N,e[5]=(t*U-i*D+s*C)*N,e[6]=(A*_-p*I-g*x)*N,e[7]=(h*I-d*_+f*x)*N,e[8]=(a*L-o*D+l*E)*N,e[9]=(n*D-t*L-s*E)*N,e[10]=(p*S-m*_+g*b)*N,e[11]=(u*_-h*S-f*b)*N,e[12]=(o*C-a*w-c*E)*N,e[13]=(t*w-n*C+i*E)*N,e[14]=(m*x-p*v-A*b)*N,e[15]=(h*v-u*x+d*b)*N,this}scale(e){const t=this.elements,n=e.x,i=e.y,s=e.z;return t[0]*=n,t[4]*=i,t[8]*=s,t[1]*=n,t[5]*=i,t[9]*=s,t[2]*=n,t[6]*=i,t[10]*=s,t[3]*=n,t[7]*=i,t[11]*=s,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),i=Math.sin(t),s=1-n,a=e.x,o=e.y,c=e.z,l=s*a,h=s*o;return this.set(l*a+n,l*o-i*c,l*c+i*o,0,l*o+i*c,h*o+n,h*c-i*a,0,l*c-i*o,h*c+i*a,s*c*c+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,i,s,a){return this.set(1,n,s,0,e,1,a,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,s=t._x,a=t._y,o=t._z,c=t._w,l=s+s,h=a+a,u=o+o,d=s*l,f=s*h,p=s*u,m=a*h,A=a*u,g=o*u,b=c*l,x=c*h,_=c*u,v=n.x,S=n.y,I=n.z;return i[0]=(1-(m+g))*v,i[1]=(f+_)*v,i[2]=(p-x)*v,i[3]=0,i[4]=(f-_)*S,i[5]=(1-(d+g))*S,i[6]=(A+b)*S,i[7]=0,i[8]=(p+x)*I,i[9]=(A-b)*I,i[10]=(1-(d+m))*I,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,n){const i=this.elements;e.x=i[12],e.y=i[13],e.z=i[14];const s=this.determinant();if(s===0)return n.set(1,1,1),t.identity(),this;let a=hr.set(i[0],i[1],i[2]).length();const o=hr.set(i[4],i[5],i[6]).length(),c=hr.set(i[8],i[9],i[10]).length();s<0&&(a=-a),Wn.copy(this);const l=1/a,h=1/o,u=1/c;return Wn.elements[0]*=l,Wn.elements[1]*=l,Wn.elements[2]*=l,Wn.elements[4]*=h,Wn.elements[5]*=h,Wn.elements[6]*=h,Wn.elements[8]*=u,Wn.elements[9]*=u,Wn.elements[10]*=u,t.setFromRotationMatrix(Wn),n.x=a,n.y=o,n.z=c,this}makePerspective(e,t,n,i,s,a,o=pi,c=!1){const l=this.elements,h=2*s/(t-e),u=2*s/(n-i),d=(t+e)/(t-e),f=(n+i)/(n-i);let p,m;if(c)p=s/(a-s),m=a*s/(a-s);else if(o===pi)p=-(a+s)/(a-s),m=-2*a*s/(a-s);else if(o===Bo)p=-a/(a-s),m=-a*s/(a-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);return l[0]=h,l[4]=0,l[8]=d,l[12]=0,l[1]=0,l[5]=u,l[9]=f,l[13]=0,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(e,t,n,i,s,a,o=pi,c=!1){const l=this.elements,h=2/(t-e),u=2/(n-i),d=-(t+e)/(t-e),f=-(n+i)/(n-i);let p,m;if(c)p=1/(a-s),m=a/(a-s);else if(o===pi)p=-2/(a-s),m=-(a+s)/(a-s);else if(o===Bo)p=-1/(a-s),m=-s/(a-s);else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);return l[0]=h,l[4]=0,l[8]=0,l[12]=d,l[1]=0,l[5]=u,l[9]=0,l[13]=f,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let i=0;i<16;i++)if(t[i]!==n[i])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const hr=new R,Wn=new Oe,tv=new R(0,0,0),nv=new R(1,1,1),Ki=new R,jo=new R,Mn=new R,Pp=new Oe,Fp=new pn;class Gn{constructor(e=0,t=0,n=0,i=Gn.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,i=this._order){return this._x=e,this._y=t,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const i=e.elements,s=i[0],a=i[4],o=i[8],c=i[1],l=i[5],h=i[9],u=i[2],d=i[6],f=i[10];switch(t){case"XYZ":this._y=Math.asin(We(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,f),this._z=Math.atan2(-a,s)):(this._x=Math.atan2(d,l),this._z=0);break;case"YXZ":this._x=Math.asin(-We(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(o,f),this._z=Math.atan2(c,l)):(this._y=Math.atan2(-u,s),this._z=0);break;case"ZXY":this._x=Math.asin(We(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-u,f),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(c,s));break;case"ZYX":this._y=Math.asin(-We(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(d,f),this._z=Math.atan2(c,s)):(this._x=0,this._z=Math.atan2(-a,l));break;case"YZX":this._z=Math.asin(We(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-h,l),this._y=Math.atan2(-u,s)):(this._x=0,this._y=Math.atan2(o,f));break;case"XZY":this._z=Math.asin(-We(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(d,l),this._y=Math.atan2(o,s)):(this._x=Math.atan2(-h,f),this._y=0);break;default:Ie("Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return Pp.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Pp,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return Fp.setFromEuler(this),this.setFromQuaternion(Fp,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}}Gn.DEFAULT_ORDER="XYZ";class Uf{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 iv=0;const Np=new R,ur=new pn,yi=new Oe,Xo=new R,Sa=new R,sv=new R,rv=new pn,Up=new R(1,0,0),Op=new R(0,1,0),kp=new R(0,0,1),Qp={type:"added"},av={type:"removed"},dr={type:"childadded",child:null},mh={type:"childremoved",child:null};class ht extends ii{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:iv++}),this.uuid=Qn(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=ht.DEFAULT_UP.clone();const e=new R,t=new Gn,n=new pn,i=new R(1,1,1);function s(){n.setFromEuler(t,!1)}function a(){t.setFromQuaternion(n,void 0,!1)}t._onChange(s),n._onChange(a),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new Oe},normalMatrix:{value:new Qe}}),this.matrix=new Oe,this.matrixWorld=new Oe,this.matrixAutoUpdate=ht.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=ht.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new Uf,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.customDepthMaterial=void 0,this.customDistanceMaterial=void 0,this.static=!1,this.userData={},this.pivot=null}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return ur.setFromAxisAngle(e,t),this.quaternion.multiply(ur),this}rotateOnWorldAxis(e,t){return ur.setFromAxisAngle(e,t),this.quaternion.premultiply(ur),this}rotateX(e){return this.rotateOnAxis(Up,e)}rotateY(e){return this.rotateOnAxis(Op,e)}rotateZ(e){return this.rotateOnAxis(kp,e)}translateOnAxis(e,t){return Np.copy(e).applyQuaternion(this.quaternion),this.position.add(Np.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(Up,e)}translateY(e){return this.translateOnAxis(Op,e)}translateZ(e){return this.translateOnAxis(kp,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(yi.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?Xo.copy(e):Xo.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),Sa.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?yi.lookAt(Sa,Xo,this.up):yi.lookAt(Xo,Sa,this.up),this.quaternion.setFromRotationMatrix(yi),i&&(yi.extractRotation(i.matrixWorld),ur.setFromRotationMatrix(yi),this.quaternion.premultiply(ur.invert()))}add(e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(Pe("Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.removeFromParent(),e.parent=this,this.children.push(e),e.dispatchEvent(Qp),dr.child=e,this.dispatchEvent(dr),dr.child=null):Pe("Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let n=0;n<arguments.length;n++)this.remove(arguments[n]);return this}const t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(av),mh.child=e,this.dispatchEvent(mh),mh.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),yi.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),yi.multiply(e.parent.matrixWorld)),e.applyMatrix4(yi),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(Qp),dr.child=e,this.dispatchEvent(dr),dr.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(Sa,e,sv),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Sa,rv,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;t!==null&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale);const e=this.pivot;if(e!==null){const t=e.x,n=e.y,i=e.z,s=this.matrix.elements;s[12]+=t-s[0]*t-s[4]*n-s[8]*i,s[13]+=n-s[1]*t-s[5]*n-s[9]*i,s[14]+=i-s[2]*t-s[6]*n-s[10]*i}this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].updateMatrixWorld(e)}updateWorldMatrix(e,t){const n=this.parent;if(e===!0&&n!==null&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),t===!0){const i=this.children;for(let s=0,a=i.length;s<a;s++)i[s].updateWorldMatrix(!1,!0)}}toJSON(e){const t=e===void 0||typeof e=="string",n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.7,type:"Object",generator:"Object3D.toJSON"});const i={};i.uuid=this.uuid,i.type=this.type,this.name!==""&&(i.name=this.name),this.castShadow===!0&&(i.castShadow=!0),this.receiveShadow===!0&&(i.receiveShadow=!0),this.visible===!1&&(i.visible=!1),this.frustumCulled===!1&&(i.frustumCulled=!1),this.renderOrder!==0&&(i.renderOrder=this.renderOrder),this.static!==!1&&(i.static=this.static),Object.keys(this.userData).length>0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),this.pivot!==null&&(i.pivot=this.pivot.toArray()),this.matrixAutoUpdate===!1&&(i.matrixAutoUpdate=!1),this.morphTargetDictionary!==void 0&&(i.morphTargetDictionary=Object.assign({},this.morphTargetDictionary)),this.morphTargetInfluences!==void 0&&(i.morphTargetInfluences=this.morphTargetInfluences.slice()),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(i.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(i.type="BatchedMesh",i.perObjectFrustumCulled=this.perObjectFrustumCulled,i.sortObjects=this.sortObjects,i.drawRanges=this._drawRanges,i.reservedRanges=this._reservedRanges,i.geometryInfo=this._geometryInfo.map(o=>({...o,boundingBox:o.boundingBox?o.boundingBox.toJSON():void 0,boundingSphere:o.boundingSphere?o.boundingSphere.toJSON():void 0})),i.instanceInfo=this._instanceInfo.map(o=>({...o})),i.availableInstanceIds=this._availableInstanceIds.slice(),i.availableGeometryIds=this._availableGeometryIds.slice(),i.nextIndexStart=this._nextIndexStart,i.nextVertexStart=this._nextVertexStart,i.geometryCount=this._geometryCount,i.maxInstanceCount=this._maxInstanceCount,i.maxVertexCount=this._maxVertexCount,i.maxIndexCount=this._maxIndexCount,i.geometryInitialized=this._geometryInitialized,i.matricesTexture=this._matricesTexture.toJSON(e),i.indirectTexture=this._indirectTexture.toJSON(e),this._colorsTexture!==null&&(i.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(i.boundingSphere=this.boundingSphere.toJSON()),this.boundingBox!==null&&(i.boundingBox=this.boundingBox.toJSON()));function s(o,c){return o[c.uuid]===void 0&&(o[c.uuid]=c.toJSON(e)),c.uuid}if(this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=s(e.geometries,this.geometry);const o=this.geometry.parameters;if(o!==void 0&&o.shapes!==void 0){const c=o.shapes;if(Array.isArray(c))for(let l=0,h=c.length;l<h;l++){const u=c[l];s(e.shapes,u)}else s(e.shapes,c)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(s(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const o=[];for(let c=0,l=this.material.length;c<l;c++)o.push(s(e.materials,this.material[c]));i.material=o}else i.material=s(e.materials,this.material);if(this.children.length>0){i.children=[];for(let o=0;o<this.children.length;o++)i.children.push(this.children[o].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let o=0;o<this.animations.length;o++){const c=this.animations[o];i.animations.push(s(e.animations,c))}}if(t){const o=a(e.geometries),c=a(e.materials),l=a(e.textures),h=a(e.images),u=a(e.shapes),d=a(e.skeletons),f=a(e.animations),p=a(e.nodes);o.length>0&&(n.geometries=o),c.length>0&&(n.materials=c),l.length>0&&(n.textures=l),h.length>0&&(n.images=h),u.length>0&&(n.shapes=u),d.length>0&&(n.skeletons=d),f.length>0&&(n.animations=f),p.length>0&&(n.nodes=p)}return n.object=i,n;function a(o){const c=[];for(const l in o){const h=o[l];delete h.metadata,c.push(h)}return c}}clone(e){return new this.constructor().copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),e.pivot!==null&&(this.pivot=e.pivot.clone()),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.static=e.static,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),t===!0)for(let n=0;n<e.children.length;n++){const i=e.children[n];this.add(i.clone())}return this}}ht.DEFAULT_UP=new R(0,1,0);ht.DEFAULT_MATRIX_AUTO_UPDATE=!0;ht.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;class ds extends ht{constructor(){super(),this.isGroup=!0,this.type="Group"}}const ov={type:"move"};class bh{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new ds,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 ds,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new R,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new R),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new ds,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new R,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new R),this._grip}dispatchEvent(e){return this._targetRay!==null&&this._targetRay.dispatchEvent(e),this._grip!==null&&this._grip.dispatchEvent(e),this._hand!==null&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(e,t,n){let i=null,s=null,a=null;const o=this._targetRay,c=this._grip,l=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(l&&e.hand){a=!0;for(const m of e.hand.values()){const A=t.getJointPose(m,n),g=this._getHandJoint(l,m);A!==null&&(g.matrix.fromArray(A.transform.matrix),g.matrix.decompose(g.position,g.rotation,g.scale),g.matrixWorldNeedsUpdate=!0,g.jointRadius=A.radius),g.visible=A!==null}const h=l.joints["index-finger-tip"],u=l.joints["thumb-tip"],d=h.position.distanceTo(u.position),f=.02,p=.005;l.inputState.pinching&&d>f+p?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&d<=f-p&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else c!==null&&e.gripSpace&&(s=t.getPose(e.gripSpace,n),s!==null&&(c.matrix.fromArray(s.transform.matrix),c.matrix.decompose(c.position,c.rotation,c.scale),c.matrixWorldNeedsUpdate=!0,s.linearVelocity?(c.hasLinearVelocity=!0,c.linearVelocity.copy(s.linearVelocity)):c.hasLinearVelocity=!1,s.angularVelocity?(c.hasAngularVelocity=!0,c.angularVelocity.copy(s.angularVelocity)):c.hasAngularVelocity=!1));o!==null&&(i=t.getPose(e.targetRaySpace,n),i===null&&s!==null&&(i=s),i!==null&&(o.matrix.fromArray(i.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,i.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(i.linearVelocity)):o.hasLinearVelocity=!1,i.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(i.angularVelocity)):o.hasAngularVelocity=!1,this.dispatchEvent(ov)))}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 ds;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}const Z0={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},$i={h:0,s:0,l:0},Ko={h:0,s:0,l:0};function xh(r,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?r+(e-r)*6*t:t<1/2?e:t<2/3?r+(e-r)*6*(2/3-t):r}class Me{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(t===void 0&&n===void 0){const i=e;i&&i.isColor?this.copy(i):typeof i=="number"?this.setHex(i):typeof i=="string"&&this.setStyle(i)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=mt){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,tt.colorSpaceToWorking(this,t),this}setRGB(e,t,n,i=tt.workingColorSpace){return this.r=e,this.g=t,this.b=n,tt.colorSpaceToWorking(this,i),this}setHSL(e,t,n,i=tt.workingColorSpace){if(e=Nf(e,1),t=We(t,0,1),n=We(n,0,1),t===0)this.r=this.g=this.b=n;else{const s=n<=.5?n*(1+t):n+t-n*t,a=2*n-s;this.r=xh(a,s,e+1/3),this.g=xh(a,s,e),this.b=xh(a,s,e-1/3)}return tt.colorSpaceToWorking(this,i),this}setStyle(e,t=mt){function n(s){s!==void 0&&parseFloat(s)<1&&Ie("Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const a=i[1],o=i[2];switch(a){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,t);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setRGB(Math.min(100,parseInt(s[1],10))/100,Math.min(100,parseInt(s[2],10))/100,Math.min(100,parseInt(s[3],10))/100,t);break;case"hsl":case"hsla":if(s=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,t);break;default:Ie("Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=i[1],a=s.length;if(a===3)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,t);if(a===6)return this.setHex(parseInt(s,16),t);Ie("Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=mt){const n=Z0[e.toLowerCase()];return n!==void 0?this.setHex(n,t):Ie("Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=zi(e.r),this.g=zi(e.g),this.b=zi(e.b),this}copyLinearToSRGB(e){return this.r=Kr(e.r),this.g=Kr(e.g),this.b=Kr(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=mt){return tt.workingToColorSpace(hn.copy(this),e),Math.round(We(hn.r*255,0,255))*65536+Math.round(We(hn.g*255,0,255))*256+Math.round(We(hn.b*255,0,255))}getHexString(e=mt){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=tt.workingColorSpace){tt.workingToColorSpace(hn.copy(this),t);const n=hn.r,i=hn.g,s=hn.b,a=Math.max(n,i,s),o=Math.min(n,i,s);let c,l;const h=(o+a)/2;if(o===a)c=0,l=0;else{const u=a-o;switch(l=h<=.5?u/(a+o):u/(2-a-o),a){case n:c=(i-s)/u+(i<s?6:0);break;case i:c=(s-n)/u+2;break;case s:c=(n-i)/u+4;break}c/=6}return e.h=c,e.s=l,e.l=h,e}getRGB(e,t=tt.workingColorSpace){return tt.workingToColorSpace(hn.copy(this),t),e.r=hn.r,e.g=hn.g,e.b=hn.b,e}getStyle(e=mt){tt.workingToColorSpace(hn.copy(this),e);const t=hn.r,n=hn.g,i=hn.b;return e!==mt?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(n*255)},${Math.round(i*255)})`}offsetHSL(e,t,n){return this.getHSL($i),this.setHSL($i.h+e,$i.s+t,$i.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($i),e.getHSL(Ko);const n=po($i.h,Ko.h,t),i=po($i.s,Ko.s,t),s=po($i.l,Ko.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 hn=new Me;Me.NAMES=Z0;class ms extends ht{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new Gn,this.environmentIntensity=1,this.environmentRotation=new Gn,this.overrideMaterial=null,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),e.background!==null&&(this.background=e.background.clone()),e.environment!==null&&(this.environment=e.environment.clone()),e.fog!==null&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return this.fog!==null&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),this.backgroundIntensity!==1&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),this.environmentIntensity!==1&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}const qn=new R,Si=new R,Eh=new R,Ci=new R,fr=new R,pr=new R,Gp=new R,_h=new R,vh=new R,yh=new R,Sh=new It,Ch=new It,Mh=new It;class wn{constructor(e=new R,t=new R,n=new R){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),qn.subVectors(e,t),i.cross(qn);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){qn.subVectors(i,t),Si.subVectors(n,t),Eh.subVectors(e,t);const a=qn.dot(qn),o=qn.dot(Si),c=qn.dot(Eh),l=Si.dot(Si),h=Si.dot(Eh),u=a*l-o*o;if(u===0)return s.set(0,0,0),null;const d=1/u,f=(l*c-o*h)*d,p=(a*h-o*c)*d;return s.set(1-f-p,p,f)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,Ci)===null?!1:Ci.x>=0&&Ci.y>=0&&Ci.x+Ci.y<=1}static getInterpolation(e,t,n,i,s,a,o,c){return this.getBarycoord(e,t,n,i,Ci)===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,Ci.x),c.addScaledVector(a,Ci.y),c.addScaledVector(o,Ci.z),c)}static getInterpolatedAttribute(e,t,n,i,s,a){return Sh.setScalar(0),Ch.setScalar(0),Mh.setScalar(0),Sh.fromBufferAttribute(e,t),Ch.fromBufferAttribute(e,n),Mh.fromBufferAttribute(e,i),a.setScalar(0),a.addScaledVector(Sh,s.x),a.addScaledVector(Ch,s.y),a.addScaledVector(Mh,s.z),a}static isFrontFacing(e,t,n,i){return qn.subVectors(n,t),Si.subVectors(e,t),qn.cross(Si).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 qn.subVectors(this.c,this.b),Si.subVectors(this.a,this.b),qn.cross(Si).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return wn.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return wn.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,n,i,s){return wn.getInterpolation(e,this.a,this.b,this.c,t,n,i,s)}containsPoint(e){return wn.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return wn.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;fr.subVectors(i,n),pr.subVectors(s,n),_h.subVectors(e,n);const c=fr.dot(_h),l=pr.dot(_h);if(c<=0&&l<=0)return t.copy(n);vh.subVectors(e,i);const h=fr.dot(vh),u=pr.dot(vh);if(h>=0&&u<=h)return t.copy(i);const d=c*u-h*l;if(d<=0&&c>=0&&h<=0)return a=c/(c-h),t.copy(n).addScaledVector(fr,a);yh.subVectors(e,s);const f=fr.dot(yh),p=pr.dot(yh);if(p>=0&&f<=p)return t.copy(s);const m=f*l-c*p;if(m<=0&&l>=0&&p<=0)return o=l/(l-p),t.copy(n).addScaledVector(pr,o);const A=h*p-f*u;if(A<=0&&u-h>=0&&f-p>=0)return Gp.subVectors(s,i),o=(u-h)/(u-h+(f-p)),t.copy(i).addScaledVector(Gp,o);const g=1/(A+m+d);return a=m*g,o=d*g,t.copy(n).addScaledVector(fr,a).addScaledVector(pr,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}class dn{constructor(e=new R(1/0,1/0,1/0),t=new R(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(jn.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(jn.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=jn.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,jn):jn.fromBufferAttribute(s,a),jn.applyMatrix4(e.matrixWorld),this.expandByPoint(jn);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),$o.copy(e.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),$o.copy(n.boundingBox)),$o.applyMatrix4(e.matrixWorld),this.union($o)}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,jn),jn.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(Ca),Yo.subVectors(this.max,Ca),Ar.subVectors(e.a,Ca),gr.subVectors(e.b,Ca),mr.subVectors(e.c,Ca),Yi.subVectors(gr,Ar),Ji.subVectors(mr,gr),vs.subVectors(Ar,mr);let t=[0,-Yi.z,Yi.y,0,-Ji.z,Ji.y,0,-vs.z,vs.y,Yi.z,0,-Yi.x,Ji.z,0,-Ji.x,vs.z,0,-vs.x,-Yi.y,Yi.x,0,-Ji.y,Ji.x,0,-vs.y,vs.x,0];return!Ih(t,Ar,gr,mr,Yo)||(t=[1,0,0,0,1,0,0,0,1],!Ih(t,Ar,gr,mr,Yo))?!1:(Jo.crossVectors(Yi,Ji),t=[Jo.x,Jo.y,Jo.z],Ih(t,Ar,gr,mr,Yo))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,jn).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(jn).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:(Mi[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Mi[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Mi[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Mi[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Mi[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Mi[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Mi[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Mi[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Mi),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 Mi=[new R,new R,new R,new R,new R,new R,new R,new R],jn=new R,$o=new dn,Ar=new R,gr=new R,mr=new R,Yi=new R,Ji=new R,vs=new R,Ca=new R,Yo=new R,Jo=new R,ys=new R;function Ih(r,e,t,n,i){for(let s=0,a=r.length-3;s<=a;s+=3){ys.fromArray(r,s);const o=i.x*Math.abs(ys.x)+i.y*Math.abs(ys.y)+i.z*Math.abs(ys.z),c=e.dot(ys),l=t.dot(ys),h=n.dot(ys);if(Math.max(-Math.max(c,l,h),Math.min(c,l,h))>o)return!1}return!0}const Oi=cv();function cv(){const r=new ArrayBuffer(4),e=new Float32Array(r),t=new Uint32Array(r),n=new Uint32Array(512),i=new Uint32Array(512);for(let c=0;c<256;++c){const l=c-127;l<-27?(n[c]=0,n[c|256]=32768,i[c]=24,i[c|256]=24):l<-14?(n[c]=1024>>-l-14,n[c|256]=1024>>-l-14|32768,i[c]=-l-1,i[c|256]=-l-1):l<=15?(n[c]=l+15<<10,n[c|256]=l+15<<10|32768,i[c]=13,i[c|256]=13):l<128?(n[c]=31744,n[c|256]=64512,i[c]=24,i[c|256]=24):(n[c]=31744,n[c|256]=64512,i[c]=13,i[c|256]=13)}const s=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let c=1;c<1024;++c){let l=c<<13,h=0;for(;(l&8388608)===0;)l<<=1,h-=8388608;l&=-8388609,h+=947912704,s[c]=l|h}for(let c=1024;c<2048;++c)s[c]=939524096+(c-1024<<13);for(let c=1;c<31;++c)a[c]=c<<23;a[31]=1199570944,a[32]=2147483648;for(let c=33;c<63;++c)a[c]=2147483648+(c-32<<23);a[63]=3347054592;for(let c=1;c<64;++c)c!==32&&(o[c]=1024);return{floatView:e,uint32View:t,baseTable:n,shiftTable:i,mantissaTable:s,exponentTable:a,offsetTable:o}}function lv(r){Math.abs(r)>65504&&Ie("DataUtils.toHalfFloat(): Value out of range."),r=We(r,-65504,65504),Oi.floatView[0]=r;const e=Oi.uint32View[0],t=e>>23&511;return Oi.baseTable[t]+((e&8388607)>>Oi.shiftTable[t])}function hv(r){const e=r>>10;return Oi.uint32View[0]=Oi.mantissaTable[Oi.offsetTable[e]+(r&1023)]+Oi.exponentTable[e],Oi.floatView[0]}class Zo{static toHalfFloat(e){return lv(e)}static fromHalfFloat(e){return hv(e)}}const zt=new R,ec=new pe;let uv=0;class Lt{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:uv++}),this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n,this.usage=Hd,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++)ec.fromBufferAttribute(this,t),ec.applyMatrix3(e),this.setXY(t,ec.x,ec.y);else if(this.itemSize===3)for(let t=0,n=this.count;t<n;t++)zt.fromBufferAttribute(this,t),zt.applyMatrix3(e),this.setXYZ(t,zt.x,zt.y,zt.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)zt.fromBufferAttribute(this,t),zt.applyMatrix4(e),this.setXYZ(t,zt.x,zt.y,zt.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)zt.fromBufferAttribute(this,t),zt.applyNormalMatrix(e),this.setXYZ(t,zt.x,zt.y,zt.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)zt.fromBufferAttribute(this,t),zt.transformDirection(e),this.setXYZ(t,zt.x,zt.y,zt.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=Kn(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=Kn(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=Kn(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=Kn(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=Kn(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!==Hd&&(e.usage=this.usage),e}}class eb extends Lt{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class tb extends Lt{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class tn extends Lt{constructor(e,t,n){super(new Float32Array(e),t,n)}}const dv=new dn,Ma=new R,wh=new R;class zn{constructor(e=new R,t=-1){this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;t!==void 0?n.copy(t):dv.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;Ma.subVectors(e,this.center);const t=Ma.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),i=(n-this.radius)*.5;this.center.addScaledVector(Ma,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):(wh.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Ma.copy(e.center).add(wh)),this.expandByPoint(Ma.copy(e.center).sub(wh))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(e){return this.radius=e.radius,this.center.fromArray(e.center),this}}let fv=0;const Dn=new Oe,Th=new ht,br=new R,In=new dn,Ia=new dn,Kt=new R;class on extends ii{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:fv++}),this.uuid=Qn(),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(R_(e)?tb:eb)(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 Dn.makeRotationFromQuaternion(e),this.applyMatrix4(Dn),this}rotateX(e){return Dn.makeRotationX(e),this.applyMatrix4(Dn),this}rotateY(e){return Dn.makeRotationY(e),this.applyMatrix4(Dn),this}rotateZ(e){return Dn.makeRotationZ(e),this.applyMatrix4(Dn),this}translate(e,t,n){return Dn.makeTranslation(e,t,n),this.applyMatrix4(Dn),this}scale(e,t,n){return Dn.makeScale(e,t,n),this.applyMatrix4(Dn),this}lookAt(e){return Th.lookAt(e),Th.updateMatrix(),this.applyMatrix4(Th.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(br).negate(),this.translate(br.x,br.y,br.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 tn(n,3))}else{const n=Math.min(e.length,t.count);for(let i=0;i<n;i++){const s=e[i];t.setXYZ(i,s.x,s.y,s.z||0)}e.length>t.count&&Ie("BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),t.needsUpdate=!0}return this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new dn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){Pe("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new R(-1/0,-1/0,-1/0),new R(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,i=t.length;n<i;n++){const s=t[n];In.setFromBufferAttribute(s),this.morphTargetsRelative?(Kt.addVectors(this.boundingBox.min,In.min),this.boundingBox.expandByPoint(Kt),Kt.addVectors(this.boundingBox.max,In.max),this.boundingBox.expandByPoint(Kt)):(this.boundingBox.expandByPoint(In.min),this.boundingBox.expandByPoint(In.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&Pe('BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){this.boundingSphere===null&&(this.boundingSphere=new zn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){Pe("BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new R,1/0);return}if(e){const n=this.boundingSphere.center;if(In.setFromBufferAttribute(e),t)for(let s=0,a=t.length;s<a;s++){const o=t[s];Ia.setFromBufferAttribute(o),this.morphTargetsRelative?(Kt.addVectors(In.min,Ia.min),In.expandByPoint(Kt),Kt.addVectors(In.max,Ia.max),In.expandByPoint(Kt)):(In.expandByPoint(Ia.min),In.expandByPoint(Ia.max))}In.getCenter(n);let i=0;for(let s=0,a=e.count;s<a;s++)Kt.fromBufferAttribute(e,s),i=Math.max(i,n.distanceToSquared(Kt));if(t)for(let s=0,a=t.length;s<a;s++){const o=t[s],c=this.morphTargetsRelative;for(let l=0,h=o.count;l<h;l++)Kt.fromBufferAttribute(o,l),c&&(br.fromBufferAttribute(e,l),Kt.add(br)),i=Math.max(i,n.distanceToSquared(Kt))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)&&Pe('BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const e=this.index,t=this.attributes;if(e===null||t.position===void 0||t.normal===void 0||t.uv===void 0){Pe("BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}const n=t.position,i=t.normal,s=t.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new Lt(new Float32Array(4*n.count),4));const a=this.getAttribute("tangent"),o=[],c=[];for(let E=0;E<n.count;E++)o[E]=new R,c[E]=new R;const l=new R,h=new R,u=new R,d=new pe,f=new pe,p=new pe,m=new R,A=new R;function g(E,C,D){l.fromBufferAttribute(n,E),h.fromBufferAttribute(n,C),u.fromBufferAttribute(n,D),d.fromBufferAttribute(s,E),f.fromBufferAttribute(s,C),p.fromBufferAttribute(s,D),h.sub(l),u.sub(l),f.sub(d),p.sub(d);const w=1/(f.x*p.y-p.x*f.y);isFinite(w)&&(m.copy(h).multiplyScalar(p.y).addScaledVector(u,-f.y).multiplyScalar(w),A.copy(u).multiplyScalar(f.x).addScaledVector(h,-p.x).multiplyScalar(w),o[E].add(m),o[C].add(m),o[D].add(m),c[E].add(A),c[C].add(A),c[D].add(A))}let b=this.groups;b.length===0&&(b=[{start:0,count:e.count}]);for(let E=0,C=b.length;E<C;++E){const D=b[E],w=D.start,L=D.count;for(let U=w,P=w+L;U<P;U+=3)g(e.getX(U+0),e.getX(U+1),e.getX(U+2))}const x=new R,_=new R,v=new R,S=new R;function I(E){v.fromBufferAttribute(i,E),S.copy(v);const C=o[E];x.copy(C),x.sub(v.multiplyScalar(v.dot(C))).normalize(),_.crossVectors(S,C);const w=_.dot(c[E])<0?-1:1;a.setXYZW(E,x.x,x.y,x.z,w)}for(let E=0,C=b.length;E<C;++E){const D=b[E],w=D.start,L=D.count;for(let U=w,P=w+L;U<P;U+=3)I(e.getX(U+0)),I(e.getX(U+1)),I(e.getX(U+2))}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(t!==void 0){let n=this.getAttribute("normal");if(n===void 0)n=new Lt(new Float32Array(t.count*3),3),this.setAttribute("normal",n);else for(let d=0,f=n.count;d<f;d++)n.setXYZ(d,0,0,0);const i=new R,s=new R,a=new R,o=new R,c=new R,l=new R,h=new R,u=new R;if(e)for(let d=0,f=e.count;d<f;d+=3){const p=e.getX(d+0),m=e.getX(d+1),A=e.getX(d+2);i.fromBufferAttribute(t,p),s.fromBufferAttribute(t,m),a.fromBufferAttribute(t,A),h.subVectors(a,s),u.subVectors(i,s),h.cross(u),o.fromBufferAttribute(n,p),c.fromBufferAttribute(n,m),l.fromBufferAttribute(n,A),o.add(h),c.add(h),l.add(h),n.setXYZ(p,o.x,o.y,o.z),n.setXYZ(m,c.x,c.y,c.z),n.setXYZ(A,l.x,l.y,l.z)}else for(let d=0,f=t.count;d<f;d+=3)i.fromBufferAttribute(t,d+0),s.fromBufferAttribute(t,d+1),a.fromBufferAttribute(t,d+2),h.subVectors(a,s),u.subVectors(i,s),h.cross(u),n.setXYZ(d+0,h.x,h.y,h.z),n.setXYZ(d+1,h.x,h.y,h.z),n.setXYZ(d+2,h.x,h.y,h.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)Kt.fromBufferAttribute(e,t),Kt.normalize(),e.setXYZ(t,Kt.x,Kt.y,Kt.z)}toNonIndexed(){function e(o,c){const l=o.array,h=o.itemSize,u=o.normalized,d=new l.constructor(c.length*h);let f=0,p=0;for(let m=0,A=c.length;m<A;m++){o.isInterleavedBufferAttribute?f=c[m]*o.data.stride+o.offset:f=c[m]*h;for(let g=0;g<h;g++)d[p++]=l[f++]}return new Lt(d,h,u)}if(this.index===null)return Ie("BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new on,n=this.index.array,i=this.attributes;for(const o in i){const c=i[o],l=e(c,n);t.setAttribute(o,l)}const s=this.morphAttributes;for(const o in s){const c=[],l=s[o];for(let h=0,u=l.length;h<u;h++){const d=l[h],f=e(d,n);c.push(f)}t.morphAttributes[o]=c}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let o=0,c=a.length;o<c;o++){const l=a[o];t.addGroup(l.start,l.count,l.materialIndex)}return t}toJSON(){const e={metadata:{version:4.7,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,this.name!==""&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),this.parameters!==void 0){const c=this.parameters;for(const l in c)c[l]!==void 0&&(e[l]=c[l]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const c in n){const l=n[c];e.data.attributes[c]=l.toJSON(e.data)}const i={};let s=!1;for(const c in this.morphAttributes){const l=this.morphAttributes[c],h=[];for(let u=0,d=l.length;u<d;u++){const f=l[u];h.push(f.toJSON(e.data))}h.length>0&&(i[c]=h,s=!0)}s&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const o=this.boundingSphere;return o!==null&&(e.data.boundingSphere=o.toJSON()),e}clone(){return new this.constructor().copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;n!==null&&this.setIndex(n.clone());const i=e.attributes;for(const l in i){const h=i[l];this.setAttribute(l,h.clone(t))}const s=e.morphAttributes;for(const l in s){const h=[],u=s[l];for(let d=0,f=u.length;d<f;d++)h.push(u[d].clone(t));this.morphAttributes[l]=h}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let l=0,h=a.length;l<h;l++){const u=a[l];this.addGroup(u.start,u.count,u.materialIndex)}const o=e.boundingBox;o!==null&&(this.boundingBox=o.clone());const c=e.boundingSphere;return c!==null&&(this.boundingSphere=c.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}class nb{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=Hd,this.updateRanges=[],this.version=0,this.uuid=Qn()}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=Qn()),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=Qn()),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 bn=new R;class eh{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++)bn.fromBufferAttribute(this,t),bn.applyMatrix4(e),this.setXYZ(t,bn.x,bn.y,bn.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)bn.fromBufferAttribute(this,t),bn.applyNormalMatrix(e),this.setXYZ(t,bn.x,bn.y,bn.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)bn.fromBufferAttribute(this,t),bn.transformDirection(e),this.setXYZ(t,bn.x,bn.y,bn.z);return this}getComponent(e,t){let n=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(n=Kn(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=Kn(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=Kn(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=Kn(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=Kn(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){Bl("InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let n=0;n<this.count;n++){const i=n*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return new Lt(new this.array.constructor(t),this.itemSize,this.normalized)}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new eh(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(e===void 0){Bl("InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let n=0;n<this.count;n++){const i=n*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}let pv=0,Zn=class extends ii{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:pv++}),this.uuid=Qn(),this.name="",this.type="Material",this.blending=js,this.side=ei,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=bd,this.blendDst=xd,this.blendEquation=zs,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Me(0,0,0),this.blendAlpha=0,this.depthFunc=ea,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Ip,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=cr,this.stencilZFail=cr,this.stencilZPass=cr,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.allowOverride=!0,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const n=e[t];if(n===void 0){Ie(`Material: parameter '${t}' has value of undefined.`);continue}const i=this[t];if(i===void 0){Ie(`Material: '${t}' is not a property of THREE.${this.type}.`);continue}i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const n={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};n.uuid=this.uuid,n.type=this.type,this.name!==""&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),this.roughness!==void 0&&(n.roughness=this.roughness),this.metalness!==void 0&&(n.metalness=this.metalness),this.sheen!==void 0&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity!==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!==js&&(n.blending=this.blending),this.side!==ei&&(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!==bd&&(n.blendSrc=this.blendSrc),this.blendDst!==xd&&(n.blendDst=this.blendDst),this.blendEquation!==zs&&(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!==ea&&(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!==cr&&(n.stencilFail=this.stencilFail),this.stencilZFail!==cr&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==cr&&(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.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.allowOverride=e.allowOverride,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){e===!0&&this.version++}};const Ii=new R,Rh=new R,tc=new R,Zi=new R,Bh=new R,nc=new R,Dh=new R;class Ho{constructor(e=new R,t=new R(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,Ii)),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=Ii.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Ii.copy(this.origin).addScaledVector(this.direction,t),Ii.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){Rh.copy(e).add(t).multiplyScalar(.5),tc.copy(t).sub(e).normalize(),Zi.copy(this.origin).sub(Rh);const s=e.distanceTo(t)*.5,a=-this.direction.dot(tc),o=Zi.dot(this.direction),c=-Zi.dot(tc),l=Zi.lengthSq(),h=Math.abs(1-a*a);let u,d,f,p;if(h>0)if(u=a*c-o,d=a*o-c,p=s*h,u>=0)if(d>=-p)if(d<=p){const m=1/h;u*=m,d*=m,f=u*(u+a*d+2*o)+d*(a*u+d+2*c)+l}else d=s,u=Math.max(0,-(a*d+o)),f=-u*u+d*(d+2*c)+l;else d=-s,u=Math.max(0,-(a*d+o)),f=-u*u+d*(d+2*c)+l;else d<=-p?(u=Math.max(0,-(-a*s+o)),d=u>0?-s:Math.min(Math.max(-s,-c),s),f=-u*u+d*(d+2*c)+l):d<=p?(u=0,d=Math.min(Math.max(-s,-c),s),f=d*(d+2*c)+l):(u=Math.max(0,-(a*s+o)),d=u>0?s:Math.min(Math.max(-s,-c),s),f=-u*u+d*(d+2*c)+l);else d=a>0?-s:s,u=Math.max(0,-(a*d+o)),f=-u*u+d*(d+2*c)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,u),i&&i.copy(Rh).addScaledVector(tc,d),f}intersectSphere(e,t){Ii.subVectors(e.center,this.origin);const n=Ii.dot(this.direction),i=Ii.dot(Ii)-n*n,s=e.radius*e.radius;if(i>s)return null;const a=Math.sqrt(s-i),o=n-a,c=n+a;return c<0?null:o<0?this.at(c,t):this.at(o,t)}intersectsSphere(e){return e.radius<0?!1:this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(t===0)return e.distanceToPoint(this.origin)===0?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return n===null?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,i,s,a,o,c;const l=1/this.direction.x,h=1/this.direction.y,u=1/this.direction.z,d=this.origin;return l>=0?(n=(e.min.x-d.x)*l,i=(e.max.x-d.x)*l):(n=(e.max.x-d.x)*l,i=(e.min.x-d.x)*l),h>=0?(s=(e.min.y-d.y)*h,a=(e.max.y-d.y)*h):(s=(e.max.y-d.y)*h,a=(e.min.y-d.y)*h),n>a||s>i||((s>n||isNaN(n))&&(n=s),(a<i||isNaN(i))&&(i=a),u>=0?(o=(e.min.z-d.z)*u,c=(e.max.z-d.z)*u):(o=(e.max.z-d.z)*u,c=(e.min.z-d.z)*u),n>c||o>i)||((o>n||n!==n)&&(n=o),(c<i||i!==i)&&(i=c),i<0)?null:this.at(n>=0?n:i,t)}intersectsBox(e){return this.intersectBox(e,Ii)!==null}intersectTriangle(e,t,n,i,s){Bh.subVectors(t,e),nc.subVectors(n,e),Dh.crossVectors(Bh,nc);let a=this.direction.dot(Dh),o;if(a>0){if(i)return null;o=1}else if(a<0)o=-1,a=-a;else return null;Zi.subVectors(this.origin,e);const c=o*this.direction.dot(nc.crossVectors(Zi,nc));if(c<0)return null;const l=o*this.direction.dot(Bh.cross(Zi));if(l<0||c+l>a)return null;const h=-o*Zi.dot(Dh);return h<0?null:this.at(h/a,s)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}}class fn extends Zn{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Me(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Gn,this.combine=V0,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 Hp=new Oe,Ss=new Ho,ic=new zn,zp=new R,sc=new R,rc=new R,ac=new R,Lh=new R,oc=new R,Vp=new R,cc=new R;class at extends ht{constructor(e=new on,t=new fn){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){oc.set(0,0,0);for(let c=0,l=s.length;c<l;c++){const h=o[c],u=s[c];h!==0&&(Lh.fromBufferAttribute(u,e),a?oc.addScaledVector(Lh,h):oc.addScaledVector(Lh.sub(t),h))}t.add(oc)}return t}raycast(e,t){const n=this.geometry,i=this.material,s=this.matrixWorld;i!==void 0&&(n.boundingSphere===null&&n.computeBoundingSphere(),ic.copy(n.boundingSphere),ic.applyMatrix4(s),Ss.copy(e.ray).recast(e.near),!(ic.containsPoint(Ss.origin)===!1&&(Ss.intersectSphere(ic,zp)===null||Ss.origin.distanceToSquared(zp)>(e.far-e.near)**2))&&(Hp.copy(s).invert(),Ss.copy(e.ray).applyMatrix4(Hp),!(n.boundingBox!==null&&Ss.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(e,t,Ss)))}_computeIntersections(e,t,n){let i;const s=this.geometry,a=this.material,o=s.index,c=s.attributes.position,l=s.attributes.uv,h=s.attributes.uv1,u=s.attributes.normal,d=s.groups,f=s.drawRange;if(o!==null)if(Array.isArray(a))for(let p=0,m=d.length;p<m;p++){const A=d[p],g=a[A.materialIndex],b=Math.max(A.start,f.start),x=Math.min(o.count,Math.min(A.start+A.count,f.start+f.count));for(let _=b,v=x;_<v;_+=3){const S=o.getX(_),I=o.getX(_+1),E=o.getX(_+2);i=lc(this,g,e,n,l,h,u,S,I,E),i&&(i.faceIndex=Math.floor(_/3),i.face.materialIndex=A.materialIndex,t.push(i))}}else{const p=Math.max(0,f.start),m=Math.min(o.count,f.start+f.count);for(let A=p,g=m;A<g;A+=3){const b=o.getX(A),x=o.getX(A+1),_=o.getX(A+2);i=lc(this,a,e,n,l,h,u,b,x,_),i&&(i.faceIndex=Math.floor(A/3),t.push(i))}}else if(c!==void 0)if(Array.isArray(a))for(let p=0,m=d.length;p<m;p++){const A=d[p],g=a[A.materialIndex],b=Math.max(A.start,f.start),x=Math.min(c.count,Math.min(A.start+A.count,f.start+f.count));for(let _=b,v=x;_<v;_+=3){const S=_,I=_+1,E=_+2;i=lc(this,g,e,n,l,h,u,S,I,E),i&&(i.faceIndex=Math.floor(_/3),i.face.materialIndex=A.materialIndex,t.push(i))}}else{const p=Math.max(0,f.start),m=Math.min(c.count,f.start+f.count);for(let A=p,g=m;A<g;A+=3){const b=A,x=A+1,_=A+2;i=lc(this,a,e,n,l,h,u,b,x,_),i&&(i.faceIndex=Math.floor(A/3),t.push(i))}}}}function Av(r,e,t,n,i,s,a,o){let c;if(e.side===an?c=n.intersectTriangle(a,s,i,!0,o):c=n.intersectTriangle(i,s,a,e.side===ei,o),c===null)return null;cc.copy(o),cc.applyMatrix4(r.matrixWorld);const l=t.ray.origin.distanceTo(cc);return l<t.near||l>t.far?null:{distance:l,point:cc.clone(),object:r}}function lc(r,e,t,n,i,s,a,o,c,l){r.getVertexPosition(o,sc),r.getVertexPosition(c,rc),r.getVertexPosition(l,ac);const h=Av(r,e,t,n,sc,rc,ac,Vp);if(h){const u=new R;wn.getBarycoord(Vp,sc,rc,ac,u),i&&(h.uv=wn.getInterpolatedAttribute(i,o,c,l,u,new pe)),s&&(h.uv1=wn.getInterpolatedAttribute(s,o,c,l,u,new pe)),a&&(h.normal=wn.getInterpolatedAttribute(a,o,c,l,u,new R),h.normal.dot(n.direction)>0&&h.normal.multiplyScalar(-1));const d={a:o,b:c,c:l,normal:new R,materialIndex:0};wn.getNormal(sc,rc,ac,d.normal),h.face=d,h.barycoord=u}return h}const Wp=new R,qp=new It,jp=new It,gv=new R,Xp=new Oe,hc=new R,Ph=new zn,Kp=new Oe,Fh=new Ho;class mv extends at{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=Sp,this.bindMatrix=new Oe,this.bindMatrixInverse=new Oe,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new dn),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,hc),this.boundingBox.expandByPoint(hc)}computeBoundingSphere(){const e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new zn),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,hc),this.boundingSphere.expandByPoint(hc)}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(),Ph.copy(this.boundingSphere),Ph.applyMatrix4(i),e.ray.intersectsSphere(Ph)!==!1&&(Kp.copy(i).invert(),Fh.copy(e.ray).applyMatrix4(Kp),!(this.boundingBox!==null&&Fh.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,t,Fh)))}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}bind(e,t){this.skeleton=e,t===void 0&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const e=new It,t=this.geometry.attributes.skinWeight;for(let n=0,i=t.count;n<i;n++){e.fromBufferAttribute(t,n);const s=1/e.manhattanLength();s!==1/0?e.multiplyScalar(s):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===Sp?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===x_?this.bindMatrixInverse.copy(this.bindMatrix).invert():Ie("SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const n=this.skeleton,i=this.geometry;qp.fromBufferAttribute(i.attributes.skinIndex,e),jp.fromBufferAttribute(i.attributes.skinWeight,e),Wp.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let s=0;s<4;s++){const a=jp.getComponent(s);if(a!==0){const o=qp.getComponent(s);Xp.multiplyMatrices(n.bones[o].matrixWorld,n.boneInverses[o]),t.addScaledVector(gv.copy(Wp).applyMatrix4(Xp),a)}}return t.applyMatrix4(this.bindMatrixInverse)}}class ib extends ht{constructor(){super(),this.isBone=!0,this.type="Bone"}}class ma extends Rt{constructor(e=null,t=1,n=1,i,s,a,o,c,l=St,h=St,u,d){super(null,a,o,c,l,h,i,s,u,d),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const $p=new Oe,bv=new Oe;class Of{constructor(e=[],t=[]){this.uuid=Qn(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.previousBoneMatrices=null,this.boneTexture=null,this.init()}init(){const e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(e.length*16),t.length===0)this.calculateInverses();else if(e.length!==t.length){Ie("Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let n=0,i=this.bones.length;n<i;n++)this.boneInverses.push(new Oe)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const n=new Oe;this.bones[e]&&n.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(n)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const n=this.bones[e];n&&n.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const n=this.bones[e];n&&(n.parent&&n.parent.isBone?(n.matrix.copy(n.parent.matrixWorld).invert(),n.matrix.multiply(n.matrixWorld)):n.matrix.copy(n.matrixWorld),n.matrix.decompose(n.position,n.quaternion,n.scale))}}update(){const e=this.bones,t=this.boneInverses,n=this.boneMatrices,i=this.boneTexture;for(let s=0,a=e.length;s<a;s++){const o=e[s]?e[s].matrixWorld:bv;$p.multiplyMatrices(o,t[s]),$p.toArray(n,s*16)}i!==null&&(i.needsUpdate=!0)}clone(){return new Of(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 ma(t,e,e,Tt,Nt);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){const i=this.bones[t];if(i.name===e)return i}}dispose(){this.boneTexture!==null&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let n=0,i=e.bones.length;n<i;n++){const s=e.bones[n];let a=t[s];a===void 0&&(Ie("Skeleton: No bone found with UUID:",s),a=new ib),this.bones.push(a),this.boneInverses.push(new Oe().fromArray(e.boneInverses[n]))}return this.init(),this}toJSON(){const e={metadata:{version:4.7,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,n=this.boneInverses;for(let i=0,s=t.length;i<s;i++){const a=t[i];e.bones.push(a.uuid);const o=n[i];e.boneInverses.push(o.toArray())}return e}}class zd extends Lt{constructor(e,t,n,i=1){super(e,t,n),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=i}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const xr=new Oe,Yp=new Oe,uc=[],Jp=new dn,xv=new Oe,wa=new at,Ta=new zn;class Ev extends at{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new zd(new Float32Array(n*16),16),this.previousInstanceMatrix=null,this.instanceColor=null,this.morphTexture=null,this.count=n,this.boundingBox=null,this.boundingSphere=null;for(let i=0;i<n;i++)this.setMatrixAt(i,xv)}computeBoundingBox(){const e=this.geometry,t=this.count;this.boundingBox===null&&(this.boundingBox=new dn),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,xr),Jp.copy(e.boundingBox).applyMatrix4(xr),this.boundingBox.union(Jp)}computeBoundingSphere(){const e=this.geometry,t=this.count;this.boundingSphere===null&&(this.boundingSphere=new zn),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,xr),Ta.copy(e.boundingSphere).applyMatrix4(xr),this.boundingSphere.union(Ta)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),e.previousInstanceMatrix!==null&&(this.previousInstanceMatrix=e.previousInstanceMatrix.clone()),e.morphTexture!==null&&(this.morphTexture=e.morphTexture.clone()),e.instanceColor!==null&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,e*3)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,e*16)}getMorphAt(e,t){const n=t.morphTargetInfluences,i=this.morphTexture.source.data.data,s=n.length+1,a=e*s+1;for(let o=0;o<n.length;o++)n[o]=i[a+o]}raycast(e,t){const n=this.matrixWorld,i=this.count;if(wa.geometry=this.geometry,wa.material=this.material,wa.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),Ta.copy(this.boundingSphere),Ta.applyMatrix4(n),e.ray.intersectsSphere(Ta)!==!1))for(let s=0;s<i;s++){this.getMatrixAt(s,xr),Yp.multiplyMatrices(n,xr),wa.matrixWorld=Yp,wa.raycast(e,uc);for(let a=0,o=uc.length;a<o;a++){const c=uc[a];c.instanceId=s,c.object=this,t.push(c)}uc.length=0}}setColorAt(e,t){this.instanceColor===null&&(this.instanceColor=new zd(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 ma(new Float32Array(i*this.count),i,this.count,us,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 Nh=new R,_v=new R,vv=new Qe;class Us{constructor(e=new R(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const i=Nh.subVectors(n,t).cross(_v.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(Nh),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||vv.getNormalMatrix(e),i=this.coplanarPoint(Nh).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 Cs=new zn,yv=new pe(.5,.5),dc=new R;class kf{constructor(e=new Us,t=new Us,n=new Us,i=new Us,s=new Us,a=new Us){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=pi,n=!1){const i=this.planes,s=e.elements,a=s[0],o=s[1],c=s[2],l=s[3],h=s[4],u=s[5],d=s[6],f=s[7],p=s[8],m=s[9],A=s[10],g=s[11],b=s[12],x=s[13],_=s[14],v=s[15];if(i[0].setComponents(l-a,f-h,g-p,v-b).normalize(),i[1].setComponents(l+a,f+h,g+p,v+b).normalize(),i[2].setComponents(l+o,f+u,g+m,v+x).normalize(),i[3].setComponents(l-o,f-u,g-m,v-x).normalize(),n)i[4].setComponents(c,d,A,_).normalize(),i[5].setComponents(l-c,f-d,g-A,v-_).normalize();else if(i[4].setComponents(l-c,f-d,g-A,v-_).normalize(),t===pi)i[5].setComponents(l+c,f+d,g+A,v+_).normalize();else if(t===Bo)i[5].setComponents(c,d,A,_).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);return this}intersectsObject(e){if(e.boundingSphere!==void 0)e.boundingSphere===null&&e.computeBoundingSphere(),Cs.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),Cs.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(Cs)}intersectsSprite(e){Cs.center.set(0,0,0);const t=yv.distanceTo(e.center);return Cs.radius=.7071067811865476+t,Cs.applyMatrix4(e.matrixWorld),this.intersectsSphere(Cs)}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(dc.x=i.normal.x>0?e.max.x:e.min.x,dc.y=i.normal.y>0?e.max.y:e.min.y,dc.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(dc)<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 sb extends Zn{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Me(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const Pl=new R,Fl=new R,Zp=new Oe,Ra=new Ho,fc=new zn,Uh=new R,eA=new R;class Lo extends ht{constructor(e=new on,t=new sb){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++)Pl.fromBufferAttribute(t,i-1),Fl.fromBufferAttribute(t,i),n[i]=n[i-1],n[i]+=Pl.distanceTo(Fl);e.setAttribute("lineDistance",new tn(n,1))}else Ie("Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,s=e.params.Line.threshold,a=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),fc.copy(n.boundingSphere),fc.applyMatrix4(i),fc.radius+=s,e.ray.intersectsSphere(fc)===!1)return;Zp.copy(i).invert(),Ra.copy(e.ray).applyMatrix4(Zp);const o=s/((this.scale.x+this.scale.y+this.scale.z)/3),c=o*o,l=this.isLineSegments?2:1,h=n.index,d=n.attributes.position;if(h!==null){const f=Math.max(0,a.start),p=Math.min(h.count,a.start+a.count);for(let m=f,A=p-1;m<A;m+=l){const g=h.getX(m),b=h.getX(m+1),x=pc(this,e,Ra,c,g,b,m);x&&t.push(x)}if(this.isLineLoop){const m=h.getX(p-1),A=h.getX(f),g=pc(this,e,Ra,c,m,A,p-1);g&&t.push(g)}}else{const f=Math.max(0,a.start),p=Math.min(d.count,a.start+a.count);for(let m=f,A=p-1;m<A;m+=l){const g=pc(this,e,Ra,c,m,m+1,m);g&&t.push(g)}if(this.isLineLoop){const m=pc(this,e,Ra,c,p-1,f,p-1);m&&t.push(m)}}}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}}function pc(r,e,t,n,i,s,a){const o=r.geometry.attributes.position;if(Pl.fromBufferAttribute(o,i),Fl.fromBufferAttribute(o,s),t.distanceSqToSegment(Pl,Fl,Uh,eA)>n)return;Uh.applyMatrix4(r.matrixWorld);const l=e.ray.origin.distanceTo(Uh);if(!(l<e.near||l>e.far))return{distance:l,point:eA.clone().applyMatrix4(r.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:r}}const tA=new R,nA=new R;class Sv extends Lo{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)tA.fromBufferAttribute(t,i),nA.fromBufferAttribute(t,i+1),n[i]=i===0?0:n[i-1],n[i+1]=n[i]+tA.distanceTo(nA);e.setAttribute("lineDistance",new tn(n,1))}else Ie("LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class Cv extends Lo{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class rb extends Zn{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Me(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}const iA=new Oe,Vd=new Ho,Ac=new zn,gc=new R;class Mv extends ht{constructor(e=new on,t=new rb){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;iA.copy(i).invert(),Vd.copy(e.ray).applyMatrix4(iA);const o=s/((this.scale.x+this.scale.y+this.scale.z)/3),c=o*o,l=n.index,u=n.attributes.position;if(l!==null){const d=Math.max(0,a.start),f=Math.min(l.count,a.start+a.count);for(let p=d,m=f;p<m;p++){const A=l.getX(p);gc.fromBufferAttribute(u,A),sA(gc,A,c,i,e,t,this)}}else{const d=Math.max(0,a.start),f=Math.min(u.count,a.start+a.count);for(let p=d,m=f;p<m;p++)gc.fromBufferAttribute(u,p),sA(gc,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 sA(r,e,t,n,i,s,a){const o=Vd.distanceSqToPoint(r);if(o<t){const c=new R;Vd.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 Iv extends Rt{constructor(e,t,n,i,s=qe,a=qe,o,c,l){super(e,t,n,i,s,a,o,c,l),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const h=this;function u(){h.needsUpdate=!0,h._requestVideoFrameCallbackId=e.requestVideoFrameCallback(u)}"requestVideoFrameCallback"in e&&(this._requestVideoFrameCallbackId=e.requestVideoFrameCallback(u))}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;"requestVideoFrameCallback"in e===!1&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}dispose(){this._requestVideoFrameCallbackId!==0&&(this.source.data.cancelVideoFrameCallback(this._requestVideoFrameCallbackId),this._requestVideoFrameCallbackId=0),super.dispose()}}class Js extends Rt{constructor(e,t,n,i,s,a,o,c,l,h,u,d){super(null,a,o,c,l,h,i,s,u,d),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class wv extends Js{constructor(e,t,n,i,s,a){super(e,t,n,s,a),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=Dt,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class Tv extends Js{constructor(e,t,n){super(void 0,e[0].width,e[0].height,t,n,gs),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class ab extends Rt{constructor(e=[],t=gs,n,i,s,a,o,c,l,h){super(e,t,n,i,s,a,o,c,l,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class Nl 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 Po extends Rt{constructor(e,t,n=ni,i,s,a,o=St,c=St,l,h=Wi,u=1){if(h!==Wi&&h!==qs)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");const d={width:e,height:t,depth:u};super(d,i,s,a,o,c,h,n,l),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.source=new Zl(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 Rv extends Po{constructor(e,t=ni,n=gs,i,s,a=St,o=St,c,l=Wi){const h={width:e,height:e,depth:1},u=[h,h,h,h,h,h];super(e,e,t,n,i,s,a,o,c,l),this.image=u,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(e){this.image=e}}class ob extends Rt{constructor(e=null){super(),this.sourceTexture=e,this.isExternalTexture=!0}copy(e){return super.copy(e),this.sourceTexture=e.sourceTexture,this}}class qi extends on{constructor(e=1,t=1,n=1,i=1,s=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:s,depthSegments:a};const o=this;i=Math.floor(i),s=Math.floor(s),a=Math.floor(a);const c=[],l=[],h=[],u=[];let d=0,f=0;p("z","y","x",-1,-1,n,t,e,a,s,0),p("z","y","x",1,-1,n,t,-e,a,s,1),p("x","z","y",1,1,e,n,t,i,a,2),p("x","z","y",1,-1,e,n,-t,i,a,3),p("x","y","z",1,-1,e,t,n,i,s,4),p("x","y","z",-1,-1,e,t,-n,i,s,5),this.setIndex(c),this.setAttribute("position",new tn(l,3)),this.setAttribute("normal",new tn(h,3)),this.setAttribute("uv",new tn(u,2));function p(m,A,g,b,x,_,v,S,I,E,C){const D=_/I,w=v/E,L=_/2,U=v/2,P=S/2,N=I+1,F=E+1;let k=0,$=0;const q=new R;for(let te=0;te<F;te++){const Z=te*w-U;for(let Y=0;Y<N;Y++){const fe=Y*D-L;q[m]=fe*b,q[A]=Z*x,q[g]=P,l.push(q.x,q.y,q.z),q[m]=0,q[A]=0,q[g]=S>0?1:-1,h.push(q.x,q.y,q.z),u.push(Y/I),u.push(1-te/E),k+=1}}for(let te=0;te<E;te++)for(let Z=0;Z<I;Z++){const Y=d+Z+N*te,fe=d+Z+N*(te+1),Ge=d+(Z+1)+N*(te+1),ze=d+(Z+1)+N*te;c.push(Y,fe,ze),c.push(fe,Ge,ze),$+=6}o.addGroup(f,$,C),f+=$,d+=k}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new qi(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}class bi{constructor(){this.type="Curve",this.arcLengthDivisions=200,this.needsUpdate=!1,this.cacheArcLengths=null}getPoint(){Ie("Curve: .getPoint() not implemented.")}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(e=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let n,i=this.getPoint(0),s=0;t.push(0);for(let a=1;a<=e;a++)n=this.getPoint(a/e),s+=n.distanceTo(i),t.push(s),i=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t=null){const n=this.getLengths();let i=0;const s=n.length;let a;t?a=t:a=e*n[s-1];let o=0,c=s-1,l;for(;o<=c;)if(i=Math.floor(o+(c-o)/2),l=n[i]-a,l<0)o=i+1;else if(l>0)c=i-1;else{c=i;break}if(i=c,n[i]===a)return i/(s-1);const h=n[i],d=n[i+1]-h,f=(a-h)/d;return(i+f)/(s-1)}getTangent(e,t){let i=e-1e-4,s=e+1e-4;i<0&&(i=0),s>1&&(s=1);const a=this.getPoint(i),o=this.getPoint(s),c=t||(a.isVector2?new pe:new R);return c.copy(o).sub(a).normalize(),c}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t=!1){const n=new R,i=[],s=[],a=[],o=new R,c=new Oe;for(let f=0;f<=e;f++){const p=f/e;i[f]=this.getTangentAt(p,new R)}s[0]=new R,a[0]=new R;let l=Number.MAX_VALUE;const h=Math.abs(i[0].x),u=Math.abs(i[0].y),d=Math.abs(i[0].z);h<=l&&(l=h,n.set(1,0,0)),u<=l&&(l=u,n.set(0,1,0)),d<=l&&n.set(0,0,1),o.crossVectors(i[0],n).normalize(),s[0].crossVectors(i[0],o),a[0].crossVectors(i[0],s[0]);for(let f=1;f<=e;f++){if(s[f]=s[f-1].clone(),a[f]=a[f-1].clone(),o.crossVectors(i[f-1],i[f]),o.length()>Number.EPSILON){o.normalize();const p=Math.acos(We(i[f-1].dot(i[f]),-1,1));s[f].applyMatrix4(c.makeRotationAxis(o,p))}a[f].crossVectors(i[f],s[f])}if(t===!0){let f=Math.acos(We(s[0].dot(s[e]),-1,1));f/=e,i[0].dot(o.crossVectors(s[0],s[e]))>0&&(f=-f);for(let p=1;p<=e;p++)s[p].applyMatrix4(c.makeRotationAxis(i[p],f*p)),a[p].crossVectors(i[p],s[p])}return{tangents:i,normals:s,binormals:a}}clone(){return new this.constructor().copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class Qf 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 h=Math.cos(this.aRotation),u=Math.sin(this.aRotation),d=c-this.aX,f=l-this.aY;c=d*h-f*u+this.aX,l=d*u+f*h+this.aY}return n.set(c,l)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}class Bv extends Qf{constructor(e,t,n,i,s,a){super(e,t,n,n,i,s,a),this.isArcCurve=!0,this.type="ArcCurve"}}function Gf(){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,h,u){let d=(a-s)/l-(o-s)/(l+h)+(o-a)/h,f=(o-a)/h-(c-a)/(h+u)+(c-o)/u;d*=h,f*=h,i(a,o,d,f)},calc:function(s){const a=s*s,o=a*s;return r+e*s+t*a+n*o}}}const mc=new R,Oh=new Gf,kh=new Gf,Qh=new Gf;class Dv 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 R){const n=t,i=this.points,s=i.length,a=(s-(this.closed?0:1))*e;let o=Math.floor(a),c=a-o;this.closed?o+=o>0?0:(Math.floor(Math.abs(o)/s)+1)*s:c===0&&o===s-1&&(o=s-2,c=1);let l,h;this.closed||o>0?l=i[(o-1)%s]:(mc.subVectors(i[0],i[1]).add(i[0]),l=mc);const u=i[o%s],d=i[(o+1)%s];if(this.closed||o+2<s?h=i[(o+2)%s]:(mc.subVectors(i[s-1],i[s-2]).add(i[s-1]),h=mc),this.curveType==="centripetal"||this.curveType==="chordal"){const f=this.curveType==="chordal"?.5:.25;let p=Math.pow(l.distanceToSquared(u),f),m=Math.pow(u.distanceToSquared(d),f),A=Math.pow(d.distanceToSquared(h),f);m<1e-4&&(m=1),p<1e-4&&(p=m),A<1e-4&&(A=m),Oh.initNonuniformCatmullRom(l.x,u.x,d.x,h.x,p,m,A),kh.initNonuniformCatmullRom(l.y,u.y,d.y,h.y,p,m,A),Qh.initNonuniformCatmullRom(l.z,u.z,d.z,h.z,p,m,A)}else this.curveType==="catmullrom"&&(Oh.initCatmullRom(l.x,u.x,d.x,h.x,this.tension),kh.initCatmullRom(l.y,u.y,d.y,h.y,this.tension),Qh.initCatmullRom(l.z,u.z,d.z,h.z,this.tension));return n.set(Oh.calc(c),kh.calc(c),Qh.calc(c)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new R().fromArray(i))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function rA(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 Lv(r,e){const t=1-r;return t*t*e}function Pv(r,e){return 2*(1-r)*r*e}function Fv(r,e){return r*r*e}function Ao(r,e,t,n){return Lv(r,e)+Pv(r,t)+Fv(r,n)}function Nv(r,e){const t=1-r;return t*t*t*e}function Uv(r,e){const t=1-r;return 3*t*t*r*e}function Ov(r,e){return 3*(1-r)*r*r*e}function kv(r,e){return r*r*r*e}function go(r,e,t,n,i){return Nv(r,e)+Uv(r,t)+Ov(r,n)+kv(r,i)}class cb 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(go(e,i.x,s.x,a.x,o.x),go(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 Qv extends bi{constructor(e=new R,t=new R,n=new R,i=new R){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new R){const n=t,i=this.v0,s=this.v1,a=this.v2,o=this.v3;return n.set(go(e,i.x,s.x,a.x,o.x),go(e,i.y,s.y,a.y,o.y),go(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 lb 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)}getTangent(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 Gv extends bi{constructor(e=new R,t=new R){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new R){const n=t;return e===1?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new R){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class hb 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(Ao(e,i.x,s.x,a.x),Ao(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 Hv extends bi{constructor(e=new R,t=new R,n=new R){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new R){const n=t,i=this.v0,s=this.v1,a=this.v2;return n.set(Ao(e,i.x,s.x,a.x),Ao(e,i.y,s.y,a.y),Ao(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 ub 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],h=i[a>i.length-2?i.length-1:a+1],u=i[a>i.length-3?i.length-1:a+2];return n.set(rA(o,c.x,l.x,h.x,u.x),rA(o,c.y,l.y,h.y,u.y)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new pe().fromArray(i))}return this}}var aA=Object.freeze({__proto__:null,ArcCurve:Bv,CatmullRomCurve3:Dv,CubicBezierCurve:cb,CubicBezierCurve3:Qv,EllipseCurve:Qf,LineCurve:lb,LineCurve3:Gv,QuadraticBezierCurve:hb,QuadraticBezierCurve3:Hv,SplineCurve:ub});class zv 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 aA[n](t,e))}return this}getPoint(e,t){const n=e*this.getLength(),i=this.getCurveLengths();let s=0;for(;s<i.length;){if(i[s]>=n){const a=i[s]-n,o=this.curves[s],c=o.getLength(),l=c===0?0:1-a/c;return o.getPointAt(l,t)}s++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let n=0,i=this.curves.length;n<i;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(e=40){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){const t=[];let n;for(let i=0,s=this.curves;i<s.length;i++){const a=s[i],o=a.isEllipseCurve?e*2:a.isLineCurve||a.isLineCurve3?1:a.isSplineCurve?e*a.points.length:e,c=a.getPoints(o);for(let l=0;l<c.length;l++){const h=c[l];n&&n.equals(h)||(t.push(h),n=h)}}return this.autoClose&&t.length>1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const i=e.curves[t];this.curves.push(i.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,n=this.curves.length;t<n;t++){const i=this.curves[t];e.curves.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const i=e.curves[t];this.curves.push(new aA[i.type]().fromJSON(i))}return this}}class oA extends zv{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 lb(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 hb(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 cb(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 ub(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,i,s,a){const o=this.currentPoint.x,c=this.currentPoint.y;return this.absarc(e+o,t+c,n,i,s,a),this}absarc(e,t,n,i,s,a){return this.absellipse(e,t,n,n,i,s,a),this}ellipse(e,t,n,i,s,a,o,c){const l=this.currentPoint.x,h=this.currentPoint.y;return this.absellipse(e+l,t+h,n,i,s,a,o,c),this}absellipse(e,t,n,i,s,a,o,c){const l=new Qf(e,t,n,i,s,a,o,c);if(this.curves.length>0){const u=l.getPoint(0);u.equals(this.currentPoint)||this.lineTo(u.x,u.y)}this.curves.push(l);const h=l.getPoint(1);return this.currentPoint.copy(h),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}}class db extends oA{constructor(e){super(e),this.uuid=Qn(),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 oA().fromJSON(i))}return this}}function Vv(r,e,t=2){const n=e&&e.length,i=n?e[0]*t:r.length;let s=fb(r,0,i,t,!0);const a=[];if(!s||s.next===s.prev)return a;let o,c,l;if(n&&(s=Kv(r,e,s,t)),r.length>80*t){o=r[0],c=r[1];let h=o,u=c;for(let d=t;d<i;d+=t){const 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io(r,e,t,n,i,s,a,o){return!(r===a&&e===o)&&pb(r,e,t,n,i,s,a,o)}function iy(r,e){return r.next.i!==e.i&&r.prev.i!==e.i&&!sy(r,e)&&(No(r,e)&&No(e,r)&&ry(r,e)&&(Ft(r.prev,r,e.prev)||Ft(r,e.prev,e))||la(r,e)&&Ft(r.prev,r,r.next)>0&&Ft(e.prev,e,e.next)>0)}function Ft(r,e,t){return(e.y-r.y)*(t.x-e.x)-(e.x-r.x)*(t.y-e.y)}function la(r,e){return r.x===e.x&&r.y===e.y}function Ab(r,e,t,n){const i=xc(Ft(r,e,t)),s=xc(Ft(r,e,n)),a=xc(Ft(t,n,r)),o=xc(Ft(t,n,e));return!!(i!==s&&a!==o||i===0&&bc(r,t,e)||s===0&&bc(r,n,e)||a===0&&bc(t,r,n)||o===0&&bc(t,e,n))}function bc(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 xc(r){return r>0?1:r<0?-1:0}function sy(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&&Ab(t,t.next,r,e))return!0;t=t.next}while(t!==r);return!1}function No(r,e){return Ft(r.prev,r,r.next)<0?Ft(r,e,r.next)>=0&&Ft(r,r.prev,e)>=0:Ft(r,e,r.prev)<0||Ft(r,r.next,e)<0}function ry(r,e){let t=r,n=!1;const 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n=[],i=[],s=[];lA(e),hA(n,e);let a=e.length;t.forEach(lA);for(let c=0;c<t.length;c++)i.push(a),a+=t[c].length,hA(n,t[c]);const o=oy.triangulate(n,i);for(let c=0;c<o.length;c+=3)s.push(o.slice(c,c+3));return s}}function lA(r){const e=r.length;e>2&&r[e-1].equals(r[0])&&r.pop()}function hA(r,e){for(let t=0;t<e.length;t++)r.push(e[t].x),r.push(e[t].y)}class Hn extends on{constructor(e=1,t=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};const s=e/2,a=t/2,o=Math.floor(n),c=Math.floor(i),l=o+1,h=c+1,u=e/o,d=t/c,f=[],p=[],m=[],A=[];for(let g=0;g<h;g++){const b=g*d-a;for(let x=0;x<l;x++){const _=x*u-s;p.push(_,-b,0),m.push(0,0,1),A.push(x/o),A.push(1-g/c)}}for(let g=0;g<c;g++)for(let b=0;b<o;b++){const x=b+l*g,_=b+l*(g+1),v=b+1+l*(g+1),S=b+1+l*g;f.push(x,_,S),f.push(_,v,S)}this.setIndex(f),this.setAttribute("position",new tn(p,3)),this.setAttribute("normal",new tn(m,3)),this.setAttribute("uv",new tn(A,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Hn(e.width,e.height,e.widthSegments,e.heightSegments)}}class Hf extends on{constructor(e=new db([new pe(0,.5),new pe(-.5,-.5),new pe(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],i=[],s=[],a=[];let o=0,c=0;if(Array.isArray(e)===!1)l(e);else for(let h=0;h<e.length;h++)l(e[h]),this.addGroup(o,c,h),o+=c,c=0;this.setIndex(n),this.setAttribute("position",new tn(i,3)),this.setAttribute("normal",new tn(s,3)),this.setAttribute("uv",new tn(a,2));function l(h){const u=i.length/3,d=h.extractPoints(t);let f=d.shape;const p=d.holes;mo.isClockWise(f)===!1&&(f=f.reverse());for(let A=0,g=p.length;A<g;A++){const b=p[A];mo.isClockWise(b)===!0&&(p[A]=b.reverse())}const m=mo.triangulateShape(f,p);for(let A=0,g=p.length;A<g;A++){const b=p[A];f=f.concat(b)}for(let A=0,g=f.length;A<g;A++){const b=f[A];i.push(b.x,b.y,0),s.push(0,0,1),a.push(b.x,b.y)}for(let A=0,g=m.length;A<g;A++){const b=m[A],x=b[0]+u,_=b[1]+u,v=b[2]+u;n.push(x,_,v),c+=3}}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON(),t=this.parameters.shapes;return cy(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 Hf(n,e.curveSegments)}}function cy(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 zf extends on{constructor(e=1,t=32,n=16,i=0,s=Math.PI*2,a=0,o=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:i,phiLength:s,thetaStart:a,thetaLength:o},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const c=Math.min(a+o,Math.PI);let l=0;const h=[],u=new R,d=new R,f=[],p=[],m=[],A=[];for(let g=0;g<=n;g++){const b=[],x=g/n;let _=0;g===0&&a===0?_=.5/t:g===n&&c===Math.PI&&(_=-.5/t);for(let v=0;v<=t;v++){const S=v/t;u.x=-e*Math.cos(i+S*s)*Math.sin(a+x*o),u.y=e*Math.cos(a+x*o),u.z=e*Math.sin(i+S*s)*Math.sin(a+x*o),p.push(u.x,u.y,u.z),d.copy(u).normalize(),m.push(d.x,d.y,d.z),A.push(S+_,1-x),b.push(l++)}h.push(b)}for(let g=0;g<n;g++)for(let b=0;b<t;b++){const x=h[g][b+1],_=h[g][b],v=h[g+1][b],S=h[g+1][b+1];(g!==0||a>0)&&f.push(x,_,S),(g!==n-1||c<Math.PI)&&f.push(_,v,S)}this.setIndex(f),this.setAttribute("position",new tn(p,3)),this.setAttribute("normal",new tn(m,3)),this.setAttribute("uv",new tn(A,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new zf(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}function ha(r){const e={};for(const t in r){e[t]={};for(const n in r[t]){const i=r[t][n];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture||i.isQuaternion)?i.isRenderTargetTexture?(Ie("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][n]=null):e[t][n]=i.clone():Array.isArray(i)?e[t][n]=i.slice():e[t][n]=i}}return e}function En(r){const e={};for(let t=0;t<r.length;t++){const n=ha(r[t]);for(const i in n)e[i]=n[i]}return e}function ly(r){const e=[];for(let t=0;t<r.length;t++)e.push(r[t].clone());return e}function mb(r){const e=r.getRenderTarget();return e===null?r.outputColorSpace:e.isXRRenderTarget===!0?e.texture.colorSpace:tt.workingColorSpace}const hy={clone:ha,merge:En};var uy=`void main() {
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}`,dy=`void main() {
	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
}`;class gn extends Zn{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=uy,this.fragmentShader=dy,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=ha(e.uniforms),this.uniformsGroups=ly(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 fy extends gn{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Oo extends Zn{constructor(e){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new Me(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Me(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=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 Gn,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 xi extends Oo{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new pe(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return We(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Me(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Me(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Me(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!=e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get dispersion(){return this._dispersion}set dispersion(e){this._dispersion>0!=e>0&&this.version++,this._dispersion=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.dispersion=e.dispersion,this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}class bb extends Zn{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=v_,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 py extends Zn{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 Ec(r,e){return!r||r.constructor===e?r:typeof e.BYTES_PER_ELEMENT=="number"?new e(r):Array.prototype.slice.call(r)}function Ay(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 uA(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 xb(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 ba{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 gy extends ba{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:Gr,endingEnd:Gr}}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 Hr:s=e,o=2*t-n;break;case Tl: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 Hr:a=e,c=2*n-t;break;case Tl:a=1,c=n+i[1]-i[0];break;default:a=e-1,c=t}const l=(n-t)*.5,h=this.valueSize;this._weightPrev=l/(t-o),this._weightNext=l/(c-n),this._offsetPrev=s*h,this._offsetNext=a*h}interpolate_(e,t,n,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,c=e*o,l=c-o,h=this._offsetPrev,u=this._offsetNext,d=this._weightPrev,f=this._weightNext,p=(n-t)/(i-t),m=p*p,A=m*p,g=-d*A+2*d*m-d*p,b=(1+d)*A+(-1.5-2*d)*m+(-.5+d)*p+1,x=(-1-f)*A+(1.5+f)*m+.5*p,_=f*A-f*m;for(let v=0;v!==o;++v)s[v]=g*a[h+v]+b*a[l+v]+x*a[c+v]+_*a[u+v];return s}}class Eb extends ba{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,c=e*o,l=c-o,h=(n-t)/(i-t),u=1-h;for(let d=0;d!==o;++d)s[d]=a[l+d]*u+a[c+d]*h;return s}}class my extends ba{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class by extends ba{interpolate_(e,t,n,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,c=e*o,l=c-o,h=this.settings||this.DefaultSettings_,u=h.inTangents,d=h.outTangents;if(!u||!d){const m=(n-t)/(i-t),A=1-m;for(let g=0;g!==o;++g)s[g]=a[l+g]*A+a[c+g]*m;return s}const f=o*2,p=e-1;for(let m=0;m!==o;++m){const A=a[l+m],g=a[c+m],b=p*f+m*2,x=d[b],_=d[b+1],v=e*f+m*2,S=u[v],I=u[v+1];let E=(n-t)/(i-t),C,D,w,L,U;for(let P=0;P<8;P++){C=E*E,D=C*E,w=1-E,L=w*w,U=L*w;const F=U*t+3*L*E*x+3*w*C*S+D*i-n;if(Math.abs(F)<1e-10)break;const k=3*L*(x-t)+6*w*E*(S-x)+3*C*(i-S);if(Math.abs(k)<1e-10)break;E=E-F/k,E=Math.max(0,Math.min(1,E))}s[m]=U*A+3*L*E*_+3*w*C*I+D*g}return s}}class si{constructor(e,t,n,i){if(e===void 0)throw new Error("THREE.KeyframeTrack: track name is undefined");if(t===void 0||t.length===0)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=Ec(t,this.TimeBufferType),this.values=Ec(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let n;if(t.toJSON!==this.toJSON)n=t.toJSON(e);else{n={name:e.name,times:Ec(e.times,Array),values:Ec(e.values,Array)};const i=e.getInterpolation();i!==e.DefaultInterpolation&&(n.interpolation=i)}return n.type=e.ValueTypeName,n}InterpolantFactoryMethodDiscrete(e){return new my(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new Eb(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new gy(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodBezier(e){const t=new by(this.times,this.values,this.getValueSize(),e);return this.settings&&(t.settings=this.settings),t}setInterpolation(e){let t;switch(e){case aa:t=this.InterpolantFactoryMethodDiscrete;break;case oa:t=this.InterpolantFactoryMethodLinear;break;case dh:t=this.InterpolantFactoryMethodSmooth;break;case Mp:t=this.InterpolantFactoryMethodBezier;break}if(t===void 0){const n="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(this.createInterpolant===void 0)if(e!==this.DefaultInterpolation)this.setInterpolation(this.DefaultInterpolation);else throw new Error(n);return Ie("KeyframeTrack:",n),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return aa;case this.InterpolantFactoryMethodLinear:return oa;case this.InterpolantFactoryMethodSmooth:return dh;case this.InterpolantFactoryMethodBezier:return Mp}}getValueSize(){return this.values.length/this.times.length}shift(e){if(e!==0){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]+=e}return this}scale(e){if(e!==1){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]*=e}return this}trim(e,t){const n=this.times,i=n.length;let s=0,a=i-1;for(;s!==i&&n[s]<e;)++s;for(;a!==-1&&n[a]>t;)--a;if(++a,s!==0||a!==i){s>=a&&(a=Math.max(a,1),s=a-1);const o=this.getValueSize();this.times=n.slice(s,a),this.values=this.values.slice(s*o,a*o)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!==0&&(Pe("KeyframeTrack: Invalid value size in track.",this),e=!1);const n=this.times,i=this.values,s=n.length;s===0&&(Pe("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)){Pe("KeyframeTrack: Time is not a valid number.",this,o,c),e=!1;break}if(a!==null&&a>c){Pe("KeyframeTrack: Out of order keys.",this,o,c,a),e=!1;break}a=c}if(i!==void 0&&B_(i))for(let o=0,c=i.length;o!==c;++o){const l=i[o];if(isNaN(l)){Pe("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()===dh,s=e.length-1;let a=1;for(let o=1;o<s;++o){let c=!1;const l=e[o],h=e[o+1];if(l!==h&&(o!==1||l!==e[0]))if(i)c=!0;else{const u=o*n,d=u-n,f=u+n;for(let p=0;p!==n;++p){const m=t[u+p];if(m!==t[d+p]||m!==t[f+p]){c=!0;break}}}if(c){if(o!==a){e[a]=e[o];const u=o*n,d=a*n;for(let f=0;f!==n;++f)t[d+f]=t[u+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}}si.prototype.ValueTypeName="";si.prototype.TimeBufferType=Float32Array;si.prototype.ValueBufferType=Float32Array;si.prototype.DefaultInterpolation=oa;class xa extends si{constructor(e,t,n){super(e,t,n)}}xa.prototype.ValueTypeName="bool";xa.prototype.ValueBufferType=Array;xa.prototype.DefaultInterpolation=aa;xa.prototype.InterpolantFactoryMethodLinear=void 0;xa.prototype.InterpolantFactoryMethodSmooth=void 0;class _b extends si{constructor(e,t,n,i){super(e,t,n,i)}}_b.prototype.ValueTypeName="color";class ua extends si{constructor(e,t,n,i){super(e,t,n,i)}}ua.prototype.ValueTypeName="number";class xy extends ba{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=(n-t)/(i-t);let l=e*o;for(let h=l+o;l!==h;l+=4)pn.slerpFlat(s,0,a,l-o,a,l,c);return s}}class da extends si{constructor(e,t,n,i){super(e,t,n,i)}InterpolantFactoryMethodLinear(e){return new xy(this.times,this.values,this.getValueSize(),e)}}da.prototype.ValueTypeName="quaternion";da.prototype.InterpolantFactoryMethodSmooth=void 0;class Ea extends si{constructor(e,t,n){super(e,t,n)}}Ea.prototype.ValueTypeName="string";Ea.prototype.ValueBufferType=Array;Ea.prototype.DefaultInterpolation=aa;Ea.prototype.InterpolantFactoryMethodLinear=void 0;Ea.prototype.InterpolantFactoryMethodSmooth=void 0;class fa extends si{constructor(e,t,n,i){super(e,t,n,i)}}fa.prototype.ValueTypeName="vector";class jd{constructor(e="",t=-1,n=[],i=Lf){this.name=e,this.tracks=n,this.duration=t,this.blendMode=i,this.uuid=Qn(),this.userData={},this.duration<0&&this.resetDuration()}static parse(e){const t=[],n=e.tracks,i=1/(e.fps||1);for(let a=0,o=n.length;a!==o;++a)t.push(_y(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(si.toJSON(n[s]));return i}static CreateFromMorphTargetSequence(e,t,n,i){const s=t.length,a=[];for(let o=0;o<s;o++){let c=[],l=[];c.push((o+s-1)%s,o,(o+1)%s),l.push(0,1,0);const h=Ay(c);c=uA(c,1,h),l=uA(l,1,h),!i&&c[0]===0&&(c.push(s),l.push(l[0])),a.push(new ua(".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 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t.object.color=this.color.getHex(),t.object.intensity=this.intensity,t}}const Gh=new Oe,fA=new R,pA=new R;class Vf{constructor(e){this.camera=e,this.intensity=1,this.bias=0,this.biasNode=null,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new pe(512,512),this.mapType=Le,this.map=null,this.mapPass=null,this.matrix=new Oe,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new kf,this._frameExtents=new pe(1,1),this._viewportCount=1,this._viewports=[new It(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;fA.setFromMatrixPosition(e.matrixWorld),t.position.copy(fA),pA.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(pA),t.updateMatrixWorld(),Gh.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Gh,t.coordinateSystem,t.reversedDepth),t.coordinateSystem===Bo||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(Gh)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.intensity=e.intensity,this.bias=e.bias,this.radius=e.radius,this.autoUpdate=e.autoUpdate,this.needsUpdate=e.needsUpdate,this.normalBias=e.normalBias,this.blurSamples=e.blurSamples,this.mapSize.copy(e.mapSize),this.biasNode=e.biasNode,this}clone(){return new this.constructor().copy(this)}toJSON(){const e={};return this.intensity!==1&&(e.intensity=this.intensity),this.bias!==0&&(e.bias=this.bias),this.normalBias!==0&&(e.normalBias=this.normalBias),this.radius!==1&&(e.radius=this.radius),(this.mapSize.x!==512||this.mapSize.y!==512)&&(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}const _c=new R,vc=new pn,ai=new R;class Sb extends ht{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Oe,this.projectionMatrix=new Oe,this.projectionMatrixInverse=new Oe,this.coordinateSystem=pi,this._reversedDepth=!1}get reversedDepth(){return this._reversedDepth}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorld.decompose(_c,vc,ai),ai.x===1&&ai.y===1&&ai.z===1?this.matrixWorldInverse.copy(this.matrixWorld).invert():this.matrixWorldInverse.compose(_c,vc,ai.set(1,1,1)).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorld.decompose(_c,vc,ai),ai.x===1&&ai.y===1&&ai.z===1?this.matrixWorldInverse.copy(this.matrixWorld).invert():this.matrixWorldInverse.compose(_c,vc,ai.set(1,1,1)).invert()}clone(){return new this.constructor().copy(this)}}const es=new R,AA=new pe,gA=new pe;class Jt extends Sb{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=ca*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(fo*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return ca*2*Math.atan(Math.tan(fo*.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){es.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(es.x,es.y).multiplyScalar(-e/es.z),es.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(es.x,es.y).multiplyScalar(-e/es.z)}getViewSize(e,t){return this.getViewBounds(e,AA,gA),t.subVectors(gA,AA)}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(fo*.5*this.fov)/this.zoom,n=2*t,i=this.aspect*n,s=-.5*i;const a=this.view;if(this.view!==null&&this.view.enabled){const c=a.fullWidth,l=a.fullHeight;s+=a.offsetX*i/c,t-=a.offsetY*n/l,i*=a.width/c,n*=a.height/l}const o=this.filmOffset;o!==0&&(s+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+i,t,t-n,e,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}class My extends Vf{constructor(){super(new Jt(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1,this.aspect=1}updateMatrices(e){const t=this.camera,n=ca*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 Iy extends th{constructor(e,t,n=0,i=Math.PI/3,s=0,a=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(ht.DEFAULT_UP),this.updateMatrix(),this.target=new ht,this.distance=n,this.angle=i,this.penumbra=s,this.decay=a,this.map=null,this.shadow=new My}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 wy extends Vf{constructor(){super(new Jt(90,1,.5,500)),this.isPointLightShadow=!0}}class Cb extends th{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 wy}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 rr extends Sb{constructor(e=-1,t=1,n=1,i=-1,s=.1,a=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=n,this.bottom=i,this.near=s,this.far=a,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=e.view===null?null:Object.assign({},e.view),this}setViewOffset(e,t,n,i,s,a){this.view===null&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=s,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let s=n-e,a=n+e,o=i+t,c=i-t;if(this.view!==null&&this.view.enabled){const l=(this.right-this.left)/this.view.fullWidth/this.zoom,h=(this.top-this.bottom)/this.view.fullHeight/this.zoom;s+=l*this.view.offsetX,a=s+l*this.view.width,o-=h*this.view.offsetY,c=o-h*this.view.height}this.projectionMatrix.makeOrthographic(s,a,o,c,this.near,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,this.view!==null&&(t.object.view=Object.assign({},this.view)),t}}class Ty extends Vf{constructor(){super(new rr(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Mb extends th{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(ht.DEFAULT_UP),this.updateMatrix(),this.target=new ht,this.shadow=new Ty}dispose(){super.dispose(),this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}toJSON(e){const t=super.toJSON(e);return t.object.shadow=this.shadow.toJSON(),t.object.target=this.target.uuid,t}}class Ry{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new R)}set(e){for(let t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this}zero(){for(let e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this}getAt(e,t){const n=e.x,i=e.y,s=e.z,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.282095),t.addScaledVector(a[1],.488603*i),t.addScaledVector(a[2],.488603*s),t.addScaledVector(a[3],.488603*n),t.addScaledVector(a[4],1.092548*(n*i)),t.addScaledVector(a[5],1.092548*(i*s)),t.addScaledVector(a[6],.315392*(3*s*s-1)),t.addScaledVector(a[7],1.092548*(n*s)),t.addScaledVector(a[8],.546274*(n*n-i*i)),t}getIrradianceAt(e,t){const n=e.x,i=e.y,s=e.z,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.886227),t.addScaledVector(a[1],2*.511664*i),t.addScaledVector(a[2],2*.511664*s),t.addScaledVector(a[3],2*.511664*n),t.addScaledVector(a[4],2*.429043*n*i),t.addScaledVector(a[5],2*.429043*i*s),t.addScaledVector(a[6],.743125*s*s-.247708),t.addScaledVector(a[7],2*.429043*n*s),t.addScaledVector(a[8],.429043*(n*n-i*i)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return new this.constructor().copy(this)}fromArray(e,t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].fromArray(e,t+i*3);return this}toArray(e=[],t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].toArray(e,t+i*3);return e}static getBasisAt(e,t){const n=e.x,i=e.y,s=e.z;t[0]=.282095,t[1]=.488603*i,t[2]=.488603*s,t[3]=.488603*n,t[4]=1.092548*n*i,t[5]=1.092548*i*s,t[6]=.315392*(3*s*s-1),t[7]=1.092548*n*s,t[8]=.546274*(n*n-i*i)}}class By extends th{constructor(e=new Ry,t=1){super(void 0,t),this.isLightProbe=!0,this.sh=e}copy(e){return super.copy(e),this.sh.copy(e.sh),this}toJSON(e){const t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}}class bo{static extractUrlBase(e){const t=e.lastIndexOf("/");return t===-1?"./":e.slice(0,t+1)}static resolveURL(e,t){return typeof e!="string"||e===""?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}}const Hh=new WeakMap;class Dy extends Ei{constructor(e){super(e),this.isImageBitmapLoader=!0,typeof createImageBitmap>"u"&&Ie("ImageBitmapLoader: createImageBitmap() not supported."),typeof fetch>"u"&&Ie("ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"},this._abortController=new AbortController}setOptions(e){return this.options=e,this}load(e,t,n,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,a=Gi.get(`image-bitmap:${e}`);if(a!==void 0){if(s.manager.itemStart(e),a.then){a.then(l=>{if(Hh.has(a)===!0)i&&i(Hh.get(a)),s.manager.itemError(e),s.manager.itemEnd(e);else return t&&t(l),s.manager.itemEnd(e),l});return}return setTimeout(function(){t&&t(a),s.manager.itemEnd(e)},0),a}const o={};o.credentials=this.crossOrigin==="anonymous"?"same-origin":"include",o.headers=this.requestHeader,o.signal=typeof AbortSignal.any=="function"?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal;const c=fetch(e,o).then(function(l){return l.blob()}).then(function(l){return createImageBitmap(l,Object.assign(s.options,{colorSpaceConversion:"none"}))}).then(function(l){return Gi.add(`image-bitmap:${e}`,l),t&&t(l),s.manager.itemEnd(e),l}).catch(function(l){i&&i(l),Hh.set(c,l),Gi.remove(`image-bitmap:${e}`),s.manager.itemError(e),s.manager.itemEnd(e)});Gi.add(`image-bitmap:${e}`,c),s.manager.itemStart(e)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}const _r=-90,vr=1;class Xd extends ht{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new Jt(_r,vr,e,t);i.layers=this.layers,this.add(i);const s=new Jt(_r,vr,e,t);s.layers=this.layers,this.add(s);const a=new Jt(_r,vr,e,t);a.layers=this.layers,this.add(a);const o=new Jt(_r,vr,e,t);o.layers=this.layers,this.add(o);const c=new Jt(_r,vr,e,t);c.layers=this.layers,this.add(c);const l=new Jt(_r,vr,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===pi)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===Bo)n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),o.up.set(0,-1,0),o.lookAt(0,0,1),c.up.set(0,-1,0),c.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const l of t)this.add(l),l.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,a,o,c,l,h]=this.children,u=e.getRenderTarget(),d=e.getActiveCubeFace(),f=e.getActiveMipmapLevel(),p=e.xr.enabled;e.xr.enabled=!1;const m=n.texture.generateMipmaps;n.texture.generateMipmaps=!1;let A=!1;e.isWebGLRenderer===!0?A=e.state.buffers.depth.getReversed():A=e.reversedDepthBuffer,e.setRenderTarget(n,0,i),A&&e.autoClear===!1&&e.clearDepth(),e.render(t,s),e.setRenderTarget(n,1,i),A&&e.autoClear===!1&&e.clearDepth(),e.render(t,a),e.setRenderTarget(n,2,i),A&&e.autoClear===!1&&e.clearDepth(),e.render(t,o),e.setRenderTarget(n,3,i),A&&e.autoClear===!1&&e.clearDepth(),e.render(t,c),e.setRenderTarget(n,4,i),A&&e.autoClear===!1&&e.clearDepth(),e.render(t,l),n.texture.generateMipmaps=m,e.setRenderTarget(n,5,i),A&&e.autoClear===!1&&e.clearDepth(),e.render(t,h),e.setRenderTarget(u,d,f),e.xr.enabled=p,n.texture.needsPMREMUpdate=!0}}class Ly extends Jt{constructor(e=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=e}}class Py{constructor(e,t,n){this.binding=e,this.valueSize=n;let i,s,a;switch(t){case"quaternion":i=this._slerp,s=this._slerpAdditive,a=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(n*6),this._workIndex=5;break;case"string":case"bool":i=this._select,s=this._select,a=this._setAdditiveIdentityOther,this.buffer=new Array(n*5);break;default:i=this._lerp,s=this._lerpAdditive,a=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(n*5)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=s,this._setIdentity=a,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(e,t){const n=this.buffer,i=this.valueSize,s=e*i+i;let a=this.cumulativeWeight;if(a===0){for(let o=0;o!==i;++o)n[s+o]=n[o];a=t}else{a+=t;const o=t/a;this._mixBufferRegion(n,s,0,o,i)}this.cumulativeWeight=a}accumulateAdditive(e){const t=this.buffer,n=this.valueSize,i=n*this._addIndex;this.cumulativeWeightAdditive===0&&this._setIdentity(),this._mixBufferRegionAdditive(t,i,0,e,n),this.cumulativeWeightAdditive+=e}apply(e){const t=this.valueSize,n=this.buffer,i=e*t+t,s=this.cumulativeWeight,a=this.cumulativeWeightAdditive,o=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,s<1){const c=t*this._origIndex;this._mixBufferRegion(n,i,c,1-s,t)}a>0&&this._mixBufferRegionAdditive(n,i,this._addIndex*t,1,t);for(let c=t,l=t+t;c!==l;++c)if(n[c]!==n[c+t]){o.setValue(n,i);break}}saveOriginalState(){const e=this.binding,t=this.buffer,n=this.valueSize,i=n*this._origIndex;e.getValue(t,i);for(let s=n,a=i;s!==a;++s)t[s]=t[i+s%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const e=this.valueSize*3;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){const e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let n=e;n<t;n++)this.buffer[n]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize;for(let n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]}_select(e,t,n,i,s){if(i>=.5)for(let a=0;a!==s;++a)e[t+a]=e[n+a]}_slerp(e,t,n,i){pn.slerpFlat(e,t,e,t,e,n,i)}_slerpAdditive(e,t,n,i,s){const a=this._workIndex*s;pn.multiplyQuaternionsFlat(e,a,e,t,e,n),pn.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 Wf="\\[\\]\\.:\\/",Fy=new RegExp("["+Wf+"]","g"),qf="[^"+Wf+"]",Ny="[^"+Wf.replace("\\.","")+"]",Uy=/((?:WC+[\/:])*)/.source.replace("WC",qf),Oy=/(WCOD+)?/.source.replace("WCOD",Ny),ky=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",qf),Qy=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",qf),Gy=new RegExp("^"+Uy+Oy+ky+Qy+"$"),Hy=["material","materials","bones","map"];class zy{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(Fy,"")}static parseTrackName(e){const t=Gy.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);Hy.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}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node;const t=this.parsedPath,n=t.objectName,i=t.propertyName;let s=t.propertyIndex;if(e||(e=nt.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e){Ie("PropertyBinding: No target node found for track: "+this.path+".");return}if(n){let l=t.objectIndex;switch(n){case"materials":if(!e.material){Pe("PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.materials){Pe("PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);return}e=e.material.materials;break;case"bones":if(!e.skeleton){Pe("PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);return}e=e.skeleton.bones;for(let h=0;h<e.length;h++)if(e[h].name===l){l=h;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material){Pe("PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.map){Pe("PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);return}e=e.material.map;break;default:if(e[n]===void 0){Pe("PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[n]}if(l!==void 0){if(e[l]===void 0){Pe("PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[l]}}const a=e[i];if(a===void 0){const l=t.nodeName;Pe("PropertyBinding: Trying to update property for track: "+l+"."+i+" but it wasn't found.",e);return}let o=this.Versioning.None;this.targetObject=e,e.isMaterial===!0?o=this.Versioning.NeedsUpdate:e.isObject3D===!0&&(o=this.Versioning.MatrixWorldNeedsUpdate);let c=this.BindingType.Direct;if(s!==void 0){if(i==="morphTargetInfluences"){if(!e.geometry){Pe("PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);return}if(!e.geometry.morphAttributes){Pe("PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);return}e.morphTargetDictionary[s]!==void 0&&(s=e.morphTargetDictionary[s])}c=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=s}else a.fromArray!==void 0&&a.toArray!==void 0?(c=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(c=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=i;this.getValue=this.GetterByBindingType[c],this.setValue=this.SetterByBindingTypeAndVersioning[c][o]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}nt.Composite=zy;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 Vy{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:Gr,endingEnd:Gr};for(let l=0;l!==a;++l){const h=s[l].createInterpolant(null);o[l]=h,h.settings=c}this._interpolantSettings=c,this._interpolants=o,this._propertyBindings=new Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Xr,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 E_:for(let h=0,u=c.length;h!==u;++h)c[h].evaluate(a),l[h].accumulateAdditive(o);break;case Lf:default:for(let h=0,u=c.length;h!==u;++h)c[h].evaluate(a),l[h].accumulate(i,o)}}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const n=this._weightInterpolant;if(n!==null){const i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopFading(),i===0&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const n=this._timeScaleInterpolant;if(n!==null){const i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopWarping(),t===0?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,n=this.loop;let i=this.time+e,s=this._loopCount;const a=n===wl;if(e===0)return s===-1?i:a&&(s&1)===1?t-i:i;if(n===Ro){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=Hr,i.endingEnd=Hr):(e?i.endingStart=this.zeroSlopeAtStart?Hr:Gr:i.endingStart=Tl,t?i.endingEnd=this.zeroSlopeAtEnd?Hr:Gr:i.endingEnd=Tl)}_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 Wy=new Float32Array(1);class mA extends ii{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}_bindAction(e,t){const n=e._localRoot||this._root,i=e._clip.tracks,s=i.length,a=e._propertyBindings,o=e._interpolants,c=n.uuid,l=this._bindingsByRootAndName;let h=l[c];h===void 0&&(h={},l[c]=h);for(let u=0;u!==s;++u){const d=i[u],f=d.name;let p=h[f];if(p!==void 0)++p.referenceCount,a[u]=p;else{if(p=a[u],p!==void 0){p._cacheIndex===null&&(++p.referenceCount,this._addInactiveBinding(p,c,f));continue}const m=t&&t._propertyBindings[u].binding.parsedPath;p=new Py(nt.create(n,f,m),d.ValueTypeName,d.getValueSize()),++p.referenceCount,this._addInactiveBinding(p,c,f),a[u]=p}o[u].resultBuffer=p.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(e._cacheIndex===null){const n=(e._localRoot||this._root).uuid,i=e._clip.uuid,s=this._actionsByClip[i];this._bindAction(e,s&&s.knownActions[0]),this._addInactiveAction(e,i,n)}const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];s.useCount++===0&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];--s.useCount===0&&(s.restoreOriginalState(),this._takeBackBinding(s))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){const t=e._cacheIndex;return t!==null&&t<this._nActiveActions}_addInactiveAction(e,t,n){const i=this._actions,s=this._actionsByClip;let a=s[t];if(a===void 0)a={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,s[t]=a;else{const o=a.knownActions;e._byClipCacheIndex=o.length,o.push(e)}e._cacheIndex=i.length,i.push(e),a.actionByRoot[n]=e}_removeInactiveAction(e){const t=this._actions,n=t[t.length-1],i=e._cacheIndex;n._cacheIndex=i,t[i]=n,t.pop(),e._cacheIndex=null;const s=e._clip.uuid,a=this._actionsByClip,o=a[s],c=o.knownActions,l=c[c.length-1],h=e._byClipCacheIndex;l._byClipCacheIndex=h,c[h]=l,c.pop(),e._byClipCacheIndex=null;const u=o.actionByRoot,d=(e._localRoot||this._root).uuid;delete u[d],c.length===0&&delete a[s],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];--s.referenceCount===0&&this._removeInactiveBinding(s)}}_lendAction(e){const t=this._actions,n=e._cacheIndex,i=this._nActiveActions++,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_takeBackAction(e){const t=this._actions,n=e._cacheIndex,i=--this._nActiveActions,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_addInactiveBinding(e,t,n){const i=this._bindingsByRootAndName,s=this._bindings;let a=i[t];a===void 0&&(a={},i[t]=a),a[n]=e,e._cacheIndex=s.length,s.push(e)}_removeInactiveBinding(e){const t=this._bindings,n=e.binding,i=n.rootNode.uuid,s=n.path,a=this._bindingsByRootAndName,o=a[i],c=t[t.length-1],l=e._cacheIndex;c._cacheIndex=l,t[l]=c,t.pop(),delete o[s],Object.keys(o).length===0&&delete a[i]}_lendBinding(e){const t=this._bindings,n=e._cacheIndex,i=this._nActiveBindings++,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_takeBackBinding(e){const t=this._bindings,n=e._cacheIndex,i=--this._nActiveBindings,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let n=e[t];return n===void 0&&(n=new Eb(new Float32Array(2),new Float32Array(2),1,Wy),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"?jd.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=Lf),c!==void 0){const u=c.actionByRoot[s];if(u!==void 0&&u.blendMode===n)return u;l=c.knownActions[0],a===null&&(a=l._clip)}if(a===null)return null;const h=new Vy(this,a,t,n);return this._bindAction(h,l),this._addInactiveAction(h,o,s),h}existingAction(e,t){const n=t||this._root,i=n.uuid,s=typeof e=="string"?jd.findByName(n,e):e,a=s?s.uuid:e,o=this._actionsByClip[a];return o!==void 0&&o.actionByRoot[i]||null}stopAllAction(){const e=this._actions,t=this._nActiveActions;for(let n=t-1;n>=0;--n)e[n].stop();return this}update(e){e*=this.timeScale;const t=this._actions,n=this._nActiveActions,i=this.time+=e,s=Math.sign(e),a=this._accuIndex^=1;for(let l=0;l!==n;++l)t[l]._update(i,e,s,a);const o=this._bindings,c=this._nActiveBindings;for(let l=0;l!==c;++l)o[l].apply(a);return this}setTime(e){this.time=0;for(let t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(e)}getRoot(){return this._root}uncacheClip(e){const t=this._actions,n=e.uuid,i=this._actionsByClip,s=i[n];if(s!==void 0){const a=s.knownActions;for(let o=0,c=a.length;o!==c;++o){const l=a[o];this._deactivateAction(l);const h=l._cacheIndex,u=t[t.length-1];l._cacheIndex=null,l._byClipCacheIndex=null,u._cacheIndex=h,t[h]=u,t.pop(),this._removeInactiveBindingsForAction(l)}delete i[n]}}uncacheRoot(e){const t=e.uuid,n=this._actionsByClip;for(const a in n){const o=n[a].actionByRoot,c=o[t];c!==void 0&&(this._deactivateAction(c),this._removeInactiveAction(c))}const i=this._bindingsByRootAndName,s=i[t];if(s!==void 0)for(const a in s){const o=s[a];o.restoreOriginalState(),this._removeInactiveBinding(o)}}uncacheAction(e,t){const n=this.existingAction(e,t);n!==null&&(this._deactivateAction(n),this._removeInactiveAction(n))}}class jf{constructor(e){this.value=e}clone(){return new jf(this.value.clone===void 0?this.value:this.value.clone())}}const bA=new Oe;class qy{constructor(e,t,n=0,i=1/0){this.ray=new Ho(e,t),this.near=n,this.far=i,this.camera=null,this.layers=new Uf,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):Pe("Raycaster: Unsupported camera type: "+t.type)}setFromXRController(e){return bA.identity().extractRotation(e.matrixWorld),this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(bA),this}intersectObject(e,t=!0,n=[]){return Kd(e,this,n,t),n.sort(xA),n}intersectObjects(e,t=!0,n=[]){for(let i=0,s=e.length;i<s;i++)Kd(e[i],this,n,t);return n.sort(xA),n}}function xA(r,e){return r.distance-e.distance}function Kd(r,e,t,n){let i=!0;if(r.layers.test(e.layers)&&r.raycast(e,t)===!1&&(i=!1),i===!0&&n===!0){const s=r.children;for(let a=0,o=s.length;a<o;a++)Kd(s[a],e,t,!0)}}class ol{constructor(e=1,t=0,n=0){this.radius=e,this.phi=t,this.theta=n}set(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){return this.phi=We(this.phi,1e-6,Math.PI-1e-6),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),this.radius===0?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(We(t/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}}function EA(r,e,t,n){const i=jy(n);switch(t){case q0:return r*e;case us:return r*e/i.components*i.byteLength;case Rf:return r*e/i.components*i.byteLength;case Yn:return r*e*2/i.components*i.byteLength;case Bf:return r*e*2/i.components*i.byteLength;case Mo:return r*e*3/i.components*i.byteLength;case Tt:return r*e*4/i.components*i.byteLength;case Df:return r*e*4/i.components*i.byteLength;case qr:case Ks:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*8;case rl:case $s:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*16;case Id:case Io:return Math.max(r,16)*Math.max(e,8)/4;case ml:case sa:return Math.max(r,8)*Math.max(e,8)/2;case bl:case wo:case xl:case El:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*8;case To:case _l:case vl:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*16;case Ys:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*16;case wd:return Math.floor((r+4)/5)*Math.floor((e+3)/4)*16;case Td:return Math.floor((r+4)/5)*Math.floor((e+4)/5)*16;case Rd:return Math.floor((r+5)/6)*Math.floor((e+4)/5)*16;case jr:return Math.floor((r+5)/6)*Math.floor((e+5)/6)*16;case Bd:return Math.floor((r+7)/8)*Math.floor((e+4)/5)*16;case Dd:return Math.floor((r+7)/8)*Math.floor((e+5)/6)*16;case Ld:return Math.floor((r+7)/8)*Math.floor((e+7)/8)*16;case Pd:return Math.floor((r+9)/10)*Math.floor((e+4)/5)*16;case Fd:return Math.floor((r+9)/10)*Math.floor((e+5)/6)*16;case Nd:return Math.floor((r+9)/10)*Math.floor((e+7)/8)*16;case Ud:return Math.floor((r+9)/10)*Math.floor((e+9)/10)*16;case Od:return Math.floor((r+11)/12)*Math.floor((e+9)/10)*16;case kd:return Math.floor((r+11)/12)*Math.floor((e+11)/12)*16;case ra:case Qd:case yl:return Math.ceil(r/4)*Math.ceil(e/4)*16;case Sl:case Cl:return Math.ceil(r/4)*Math.ceil(e/4)*8;case Ml:case Il:return Math.ceil(r/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${t} format.`)}function jy(r){switch(r){case Le:case Mf:return{byteLength:1,components:1};case So:case If:case yt:return{byteLength:2,components:1};case wf:case Tf:return{byteLength:2,components:4};case ni:case $l:case Nt:return{byteLength:4,components:1};case Yl:case Jl:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${r}.`)}typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:Xl}}));typeof window<"u"&&(window.__THREE__?Ie("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=Xl);function Ib(){let r=null,e=!1,t=null,n=null;function i(s,a){t(s,a),n=r.requestAnimationFrame(i)}return{start:function(){e!==!0&&t!==null&&(n=r.requestAnimationFrame(i),e=!0)},stop:function(){r.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(s){t=s},setContext:function(s){r=s}}}function Xy(r){const e=new WeakMap;function t(o,c){const l=o.array,h=o.usage,u=l.byteLength,d=r.createBuffer();r.bindBuffer(c,d),r.bufferData(c,l,h),o.onUploadCallback();let f;if(l instanceof Float32Array)f=r.FLOAT;else if(typeof Float16Array<"u"&&l instanceof Float16Array)f=r.HALF_FLOAT;else if(l instanceof Uint16Array)o.isFloat16BufferAttribute?f=r.HALF_FLOAT:f=r.UNSIGNED_SHORT;else if(l instanceof Int16Array)f=r.SHORT;else if(l instanceof Uint32Array)f=r.UNSIGNED_INT;else if(l instanceof Int32Array)f=r.INT;else if(l instanceof Int8Array)f=r.BYTE;else if(l instanceof Uint8Array)f=r.UNSIGNED_BYTE;else if(l instanceof Uint8ClampedArray)f=r.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+l);return{buffer:d,type:f,bytesPerElement:l.BYTES_PER_ELEMENT,version:o.version,size:u}}function n(o,c,l){const h=c.array,u=c.updateRanges;if(r.bindBuffer(l,o),u.length===0)r.bufferSubData(l,0,h);else{u.sort((f,p)=>f.start-p.start);let d=0;for(let f=1;f<u.length;f++){const p=u[d],m=u[f];m.start<=p.start+p.count+1?p.count=Math.max(p.count,m.start+m.count-p.start):(++d,u[d]=m)}u.length=d+1;for(let f=0,p=u.length;f<p;f++){const m=u[f];r.bufferSubData(l,m.start*h.BYTES_PER_ELEMENT,h,m.start,m.count)}c.clearUpdateRanges()}c.onUploadCallback()}function i(o){return o.isInterleavedBufferAttribute&&(o=o.data),e.get(o)}function s(o){o.isInterleavedBufferAttribute&&(o=o.data);const c=e.get(o);c&&(r.deleteBuffer(c.buffer),e.delete(o))}function a(o,c){if(o.isInterleavedBufferAttribute&&(o=o.data),o.isGLBufferAttribute){const h=e.get(o);(!h||h.version<o.version)&&e.set(o,{buffer:o.buffer,type:o.type,bytesPerElement:o.elementSize,version:o.version});return}const l=e.get(o);if(l===void 0)e.set(o,t(o,c));else if(l.version<o.version){if(l.size!==o.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");n(l.buffer,o,c),l.version=o.version}}return{get:i,remove:s,update:a}}var Ky=`#ifdef USE_ALPHAHASH
	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
#endif`,$y=`#ifdef USE_ALPHAHASH
	const float ALPHA_HASH_SCALE = 0.05;
	float hash2D( vec2 value ) {
		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
	}
	float hash3D( vec3 value ) {
		return hash2D( vec2( hash2D( value.xy ), value.z ) );
	}
	float getAlphaHashThreshold( vec3 position ) {
		float maxDeriv = max(
			length( dFdx( position.xyz ) ),
			length( dFdy( position.xyz ) )
		);
		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
		vec2 pixScales = vec2(
			exp2( floor( log2( pixScale ) ) ),
			exp2( ceil( log2( pixScale ) ) )
		);
		vec2 alpha = vec2(
			hash3D( floor( pixScales.x * position.xyz ) ),
			hash3D( floor( pixScales.y * position.xyz ) )
		);
		float lerpFactor = fract( log2( pixScale ) );
		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
		float a = min( lerpFactor, 1.0 - lerpFactor );
		vec3 cases = vec3(
			x * x / ( 2.0 * a * ( 1.0 - a ) ),
			( x - 0.5 * a ) / ( 1.0 - a ),
			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
		);
		float threshold = ( x < ( 1.0 - a ) )
			? ( ( x < a ) ? cases.x : cases.y )
			: cases.z;
		return clamp( threshold , 1.0e-6, 1.0 );
	}
#endif`,Yy=`#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
#endif`,Jy=`#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,Zy=`#ifdef USE_ALPHATEST
	#ifdef ALPHA_TO_COVERAGE
	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );
	if ( diffuseColor.a == 0.0 ) discard;
	#else
	if ( diffuseColor.a < alphaTest ) discard;
	#endif
#endif`,eS=`#ifdef USE_ALPHATEST
	uniform float alphaTest;
#endif`,tS=`#ifdef USE_AOMAP
	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
	reflectedLight.indirectDiffuse *= ambientOcclusion;
	#if defined( USE_CLEARCOAT ) 
		clearcoatSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_SHEEN ) 
		sheenSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD )
		float dotNV = saturate( dot( geometryNormal, geometryViewDir ) );
		reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );
	#endif
#endif`,nS=`#ifdef USE_AOMAP
	uniform sampler2D aoMap;
	uniform float aoMapIntensity;
#endif`,iS=`#ifdef USE_BATCHING
	#if ! defined( GL_ANGLE_multi_draw )
	#define gl_DrawID _gl_DrawID
	uniform int _gl_DrawID;
	#endif
	uniform highp sampler2D batchingTexture;
	uniform highp usampler2D batchingIdTexture;
	mat4 getBatchingMatrix( const in float i ) {
		int size = textureSize( batchingTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
	float getIndirectIndex( const in int i ) {
		int size = textureSize( batchingIdTexture, 0 ).x;
		int x = i % size;
		int y = i / size;
		return float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );
	}
#endif
#ifdef USE_BATCHING_COLOR
	uniform sampler2D batchingColorTexture;
	vec4 getBatchingColor( const in float i ) {
		int size = textureSize( batchingColorTexture, 0 ).x;
		int j = int( i );
		int x = j % size;
		int y = j / size;
		return texelFetch( batchingColorTexture, ivec2( x, y ), 0 );
	}
#endif`,sS=`#ifdef USE_BATCHING
	mat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );
#endif`,rS=`vec3 transformed = vec3( position );
#ifdef USE_ALPHAHASH
	vPosition = vec3( position );
#endif`,aS=`vec3 objectNormal = vec3( normal );
#ifdef USE_TANGENT
	vec3 objectTangent = vec3( tangent.xyz );
#endif`,oS=`float G_BlinnPhong_Implicit( ) {
	return 0.25;
}
float D_BlinnPhong( const in float shininess, const in float dotNH ) {
	return RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );
}
vec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( specularColor, 1.0, dotVH );
	float G = G_BlinnPhong_Implicit( );
	float D = D_BlinnPhong( shininess, dotNH );
	return F * ( G * D );
} // validated`,cS=`#ifdef USE_IRIDESCENCE
	const mat3 XYZ_TO_REC709 = mat3(
		 3.2404542, -0.9692660,  0.0556434,
		-1.5371385,  1.8760108, -0.2040259,
		-0.4985314,  0.0415560,  1.0572252
	);
	vec3 Fresnel0ToIor( vec3 fresnel0 ) {
		vec3 sqrtF0 = sqrt( fresnel0 );
		return ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );
	}
	vec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );
	}
	float IorToFresnel0( float transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));
	}
	vec3 evalSensitivity( float OPD, vec3 shift ) {
		float phase = 2.0 * PI * OPD * 1.0e-9;
		vec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );
		vec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );
		vec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );
		vec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );
		xyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );
		xyz /= 1.0685e-7;
		vec3 rgb = XYZ_TO_REC709 * xyz;
		return rgb;
	}
	vec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {
		vec3 I;
		float iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );
		float sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );
		float cosTheta2Sq = 1.0 - sinTheta2Sq;
		if ( cosTheta2Sq < 0.0 ) {
			return vec3( 1.0 );
		}
		float cosTheta2 = sqrt( cosTheta2Sq );
		float R0 = IorToFresnel0( iridescenceIOR, outsideIOR );
		float R12 = F_Schlick( R0, 1.0, cosTheta1 );
		float T121 = 1.0 - R12;
		float phi12 = 0.0;
		if ( iridescenceIOR < outsideIOR ) phi12 = PI;
		float phi21 = PI - phi12;
		vec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );		vec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );
		vec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );
		vec3 phi23 = vec3( 0.0 );
		if ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;
		if ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;
		if ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;
		float OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;
		vec3 phi = vec3( phi21 ) + phi23;
		vec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );
		vec3 r123 = sqrt( R123 );
		vec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );
		vec3 C0 = R12 + Rs;
		I = C0;
		vec3 Cm = Rs - T121;
		for ( int m = 1; m <= 2; ++ m ) {
			Cm *= r123;
			vec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );
			I += Cm * Sm;
		}
		return max( I, vec3( 0.0 ) );
	}
#endif`,lS=`#ifdef USE_BUMPMAP
	uniform sampler2D bumpMap;
	uniform float bumpScale;
	vec2 dHdxy_fwd() {
		vec2 dSTdx = dFdx( vBumpMapUv );
		vec2 dSTdy = dFdy( vBumpMapUv );
		float Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;
		float dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;
		float dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;
		return vec2( dBx, dBy );
	}
	vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {
		vec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );
		vec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );
		vec3 vN = surf_norm;
		vec3 R1 = cross( vSigmaY, vN );
		vec3 R2 = cross( vN, vSigmaX );
		float fDet = dot( vSigmaX, R1 ) * faceDirection;
		vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );
		return normalize( abs( fDet ) * surf_norm - vGrad );
	}
#endif`,hS=`#if NUM_CLIPPING_PLANES > 0
	vec4 plane;
	#ifdef ALPHA_TO_COVERAGE
		float distanceToPlane, distanceGradient;
		float clipOpacity = 1.0;
		#pragma unroll_loop_start
		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;
			distanceGradient = fwidth( distanceToPlane ) / 2.0;
			clipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );
			if ( clipOpacity == 0.0 ) discard;
		}
		#pragma unroll_loop_end
		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
			float unionClipOpacity = 1.0;
			#pragma unroll_loop_start
			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
				plane = clippingPlanes[ i ];
				distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;
				distanceGradient = fwidth( distanceToPlane ) / 2.0;
				unionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );
			}
			#pragma unroll_loop_end
			clipOpacity *= 1.0 - unionClipOpacity;
		#endif
		diffuseColor.a *= clipOpacity;
		if ( diffuseColor.a == 0.0 ) discard;
	#else
		#pragma unroll_loop_start
		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			if ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;
		}
		#pragma unroll_loop_end
		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
			bool clipped = true;
			#pragma unroll_loop_start
			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
				plane = clippingPlanes[ i ];
				clipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;
			}
			#pragma unroll_loop_end
			if ( clipped ) discard;
		#endif
	#endif
#endif`,uS=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
	uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];
#endif`,dS=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
#endif`,fS=`#if NUM_CLIPPING_PLANES > 0
	vClipPosition = - mvPosition.xyz;
#endif`,pS=`#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )
	diffuseColor *= vColor;
#endif`,AS=`#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#endif`,gS=`#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	varying vec4 vColor;
#endif`,mS=`#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	vColor = vec4( 1.0 );
#endif
#ifdef USE_COLOR_ALPHA
	vColor *= color;
#elif defined( USE_COLOR )
	vColor.rgb *= color;
#endif
#ifdef USE_INSTANCING_COLOR
	vColor.rgb *= instanceColor.rgb;
#endif
#ifdef USE_BATCHING_COLOR
	vColor *= getBatchingColor( getIndirectIndex( gl_DrawID ) );
#endif`,bS=`#define PI 3.141592653589793
#define PI2 6.283185307179586
#define PI_HALF 1.5707963267948966
#define RECIPROCAL_PI 0.3183098861837907
#define RECIPROCAL_PI2 0.15915494309189535
#define EPSILON 1e-6
#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
#define whiteComplement( a ) ( 1.0 - saturate( a ) )
float pow2( const in float x ) { return x*x; }
vec3 pow2( const in vec3 x ) { return x*x; }
float pow3( const in float x ) { return x*x*x; }
float pow4( const in float x ) { float x2 = x*x; return x2*x2; }
float max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }
float average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }
highp float rand( const in vec2 uv ) {
	const highp float a = 12.9898, b = 78.233, c = 43758.5453;
	highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );
	return fract( sin( sn ) * c );
}
#ifdef HIGH_PRECISION
	float precisionSafeLength( vec3 v ) { return length( v ); }
#else
	float precisionSafeLength( vec3 v ) {
		float maxComponent = max3( abs( v ) );
		return length( v / maxComponent ) * maxComponent;
	}
#endif
struct IncidentLight {
	vec3 color;
	vec3 direction;
	bool visible;
};
struct ReflectedLight {
	vec3 directDiffuse;
	vec3 directSpecular;
	vec3 indirectDiffuse;
	vec3 indirectSpecular;
};
#ifdef USE_ALPHAHASH
	varying vec3 vPosition;
#endif
vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
}
vec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );
}
bool isPerspectiveMatrix( mat4 m ) {
	return m[ 2 ][ 3 ] == - 1.0;
}
vec2 equirectUv( in vec3 dir ) {
	float u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;
	float v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;
	return vec2( u, v );
}
vec3 BRDF_Lambert( const in vec3 diffuseColor ) {
	return RECIPROCAL_PI * diffuseColor;
}
vec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
}
float F_Schlick( const in float f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
} // validated`,xS=`#ifdef ENVMAP_TYPE_CUBE_UV
	#define cubeUV_minMipLevel 4.0
	#define cubeUV_minTileSize 16.0
	float getFace( vec3 direction ) {
		vec3 absDirection = abs( direction );
		float face = - 1.0;
		if ( absDirection.x > absDirection.z ) {
			if ( absDirection.x > absDirection.y )
				face = direction.x > 0.0 ? 0.0 : 3.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		} else {
			if ( absDirection.z > absDirection.y )
				face = direction.z > 0.0 ? 2.0 : 5.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		}
		return face;
	}
	vec2 getUV( vec3 direction, float face ) {
		vec2 uv;
		if ( face == 0.0 ) {
			uv = vec2( direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 1.0 ) {
			uv = vec2( - direction.x, - direction.z ) / abs( direction.y );
		} else if ( face == 2.0 ) {
			uv = vec2( - direction.x, direction.y ) / abs( direction.z );
		} else if ( face == 3.0 ) {
			uv = vec2( - direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 4.0 ) {
			uv = vec2( - direction.x, direction.z ) / abs( direction.y );
		} else {
			uv = vec2( direction.x, direction.y ) / abs( direction.z );
		}
		return 0.5 * ( uv + 1.0 );
	}
	vec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {
		float face = getFace( direction );
		float filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );
		mipInt = max( mipInt, cubeUV_minMipLevel );
		float faceSize = exp2( mipInt );
		highp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;
		if ( face > 2.0 ) {
			uv.y += faceSize;
			face -= 3.0;
		}
		uv.x += face * faceSize;
		uv.x += filterInt * 3.0 * cubeUV_minTileSize;
		uv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );
		uv.x *= CUBEUV_TEXEL_WIDTH;
		uv.y *= CUBEUV_TEXEL_HEIGHT;
		#ifdef texture2DGradEXT
			return texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;
		#else
			return texture2D( envMap, uv ).rgb;
		#endif
	}
	#define cubeUV_r0 1.0
	#define cubeUV_m0 - 2.0
	#define cubeUV_r1 0.8
	#define cubeUV_m1 - 1.0
	#define cubeUV_r4 0.4
	#define cubeUV_m4 2.0
	#define cubeUV_r5 0.305
	#define cubeUV_m5 3.0
	#define cubeUV_r6 0.21
	#define cubeUV_m6 4.0
	float roughnessToMip( float roughness ) {
		float mip = 0.0;
		if ( roughness >= cubeUV_r1 ) {
			mip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;
		} else if ( roughness >= cubeUV_r4 ) {
			mip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;
		} else if ( roughness >= cubeUV_r5 ) {
			mip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;
		} else if ( roughness >= cubeUV_r6 ) {
			mip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;
		} else {
			mip = - 2.0 * log2( 1.16 * roughness );		}
		return mip;
	}
	vec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {
		float mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );
		float mipF = fract( mip );
		float mipInt = floor( mip );
		vec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );
		if ( mipF == 0.0 ) {
			return vec4( color0, 1.0 );
		} else {
			vec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );
			return vec4( mix( color0, color1, mipF ), 1.0 );
		}
	}
#endif`,ES=`vec3 transformedNormal = objectNormal;
#ifdef USE_TANGENT
	vec3 transformedTangent = objectTangent;
#endif
#ifdef USE_BATCHING
	mat3 bm = mat3( batchingMatrix );
	transformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );
	transformedNormal = bm * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = bm * transformedTangent;
	#endif
#endif
#ifdef USE_INSTANCING
	mat3 im = mat3( instanceMatrix );
	transformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );
	transformedNormal = im * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = im * transformedTangent;
	#endif
#endif
transformedNormal = normalMatrix * transformedNormal;
#ifdef FLIP_SIDED
	transformedNormal = - transformedNormal;
#endif
#ifdef USE_TANGENT
	transformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;
	#ifdef FLIP_SIDED
		transformedTangent = - transformedTangent;
	#endif
#endif`,_S=`#ifdef USE_DISPLACEMENTMAP
	uniform sampler2D displacementMap;
	uniform float displacementScale;
	uniform float displacementBias;
#endif`,vS=`#ifdef USE_DISPLACEMENTMAP
	transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );
#endif`,yS=`#ifdef USE_EMISSIVEMAP
	vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );
	#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE
		emissiveColor = sRGBTransferEOTF( emissiveColor );
	#endif
	totalEmissiveRadiance *= emissiveColor.rgb;
#endif`,SS=`#ifdef USE_EMISSIVEMAP
	uniform sampler2D emissiveMap;
#endif`,CS="gl_FragColor = linearToOutputTexel( gl_FragColor );",MS=`vec4 LinearTransferOETF( in vec4 value ) {
	return value;
}
vec4 sRGBTransferEOTF( in vec4 value ) {
	return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );
}
vec4 sRGBTransferOETF( in vec4 value ) {
	return vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );
}`,IS=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vec3 cameraToFrag;
		if ( isOrthographic ) {
			cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToFrag = normalize( vWorldPosition - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vec3 reflectVec = reflect( cameraToFrag, worldNormal );
		#else
			vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );
		#endif
	#else
		vec3 reflectVec = vReflect;
	#endif
	#ifdef ENVMAP_TYPE_CUBE
		vec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );
		#ifdef ENVMAP_BLENDING_MULTIPLY
			outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );
		#elif defined( ENVMAP_BLENDING_MIX )
			outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );
		#elif defined( ENVMAP_BLENDING_ADD )
			outgoingLight += envColor.xyz * specularStrength * reflectivity;
		#endif
	#endif
#endif`,wS=`#ifdef USE_ENVMAP
	uniform float envMapIntensity;
	uniform float flipEnvMap;
	uniform mat3 envMapRotation;
	#ifdef ENVMAP_TYPE_CUBE
		uniform samplerCube envMap;
	#else
		uniform sampler2D envMap;
	#endif
#endif`,TS=`#ifdef USE_ENVMAP
	uniform float reflectivity;
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		varying vec3 vWorldPosition;
		uniform float refractionRatio;
	#else
		varying vec3 vReflect;
	#endif
#endif`,RS=`#ifdef USE_ENVMAP
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		
		varying vec3 vWorldPosition;
	#else
		varying vec3 vReflect;
		uniform float refractionRatio;
	#endif
#endif`,BS=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vWorldPosition = worldPosition.xyz;
	#else
		vec3 cameraToVertex;
		if ( isOrthographic ) {
			cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToVertex = normalize( worldPosition.xyz - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vReflect = reflect( cameraToVertex, worldNormal );
		#else
			vReflect = refract( cameraToVertex, worldNormal, refractionRatio );
		#endif
	#endif
#endif`,DS=`#ifdef USE_FOG
	vFogDepth = - mvPosition.z;
#endif`,LS=`#ifdef USE_FOG
	varying float vFogDepth;
#endif`,PS=`#ifdef USE_FOG
	#ifdef FOG_EXP2
		float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );
	#else
		float fogFactor = smoothstep( fogNear, fogFar, vFogDepth );
	#endif
	gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );
#endif`,FS=`#ifdef USE_FOG
	uniform vec3 fogColor;
	varying float vFogDepth;
	#ifdef FOG_EXP2
		uniform float fogDensity;
	#else
		uniform float fogNear;
		uniform float fogFar;
	#endif
#endif`,NS=`#ifdef USE_GRADIENTMAP
	uniform sampler2D gradientMap;
#endif
vec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {
	float dotNL = dot( normal, lightDirection );
	vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );
	#ifdef USE_GRADIENTMAP
		return vec3( texture2D( gradientMap, coord ).r );
	#else
		vec2 fw = fwidth( coord ) * 0.5;
		return mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );
	#endif
}`,US=`#ifdef USE_LIGHTMAP
	uniform sampler2D lightMap;
	uniform float lightMapIntensity;
#endif`,OS=`LambertMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularStrength = specularStrength;`,kS=`varying vec3 vViewPosition;
struct LambertMaterial {
	vec3 diffuseColor;
	float specularStrength;
};
void RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Lambert
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Lambert`,QS=`uniform bool receiveShadow;
uniform vec3 ambientLightColor;
#if defined( USE_LIGHT_PROBES )
	uniform vec3 lightProbe[ 9 ];
#endif
vec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {
	float x = normal.x, y = normal.y, z = normal.z;
	vec3 result = shCoefficients[ 0 ] * 0.886227;
	result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;
	result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;
	result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;
	result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;
	result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;
	result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );
	result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;
	result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );
	return result;
}
vec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {
	vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
	vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );
	return irradiance;
}
vec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {
	vec3 irradiance = ambientLightColor;
	return irradiance;
}
float getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {
	float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );
	if ( cutoffDistance > 0.0 ) {
		distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );
	}
	return distanceFalloff;
}
float getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {
	return smoothstep( coneCosine, penumbraCosine, angleCosine );
}
#if NUM_DIR_LIGHTS > 0
	struct DirectionalLight {
		vec3 direction;
		vec3 color;
	};
	uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];
	void getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {
		light.color = directionalLight.color;
		light.direction = directionalLight.direction;
		light.visible = true;
	}
#endif
#if NUM_POINT_LIGHTS > 0
	struct PointLight {
		vec3 position;
		vec3 color;
		float distance;
		float decay;
	};
	uniform PointLight pointLights[ NUM_POINT_LIGHTS ];
	void getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = pointLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float lightDistance = length( lVector );
		light.color = pointLight.color;
		light.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );
		light.visible = ( light.color != vec3( 0.0 ) );
	}
#endif
#if NUM_SPOT_LIGHTS > 0
	struct SpotLight {
		vec3 position;
		vec3 direction;
		vec3 color;
		float distance;
		float decay;
		float coneCos;
		float penumbraCos;
	};
	uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];
	void getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = spotLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float angleCos = dot( light.direction, spotLight.direction );
		float spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );
		if ( spotAttenuation > 0.0 ) {
			float lightDistance = length( lVector );
			light.color = spotLight.color * spotAttenuation;
			light.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );
			light.visible = ( light.color != vec3( 0.0 ) );
		} else {
			light.color = vec3( 0.0 );
			light.visible = false;
		}
	}
#endif
#if NUM_RECT_AREA_LIGHTS > 0
	struct RectAreaLight {
		vec3 color;
		vec3 position;
		vec3 halfWidth;
		vec3 halfHeight;
	};
	uniform sampler2D ltc_1;	uniform sampler2D ltc_2;
	uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];
#endif
#if NUM_HEMI_LIGHTS > 0
	struct HemisphereLight {
		vec3 direction;
		vec3 skyColor;
		vec3 groundColor;
	};
	uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];
	vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {
		float dotNL = dot( normal, hemiLight.direction );
		float hemiDiffuseWeight = 0.5 * dotNL + 0.5;
		vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );
		return irradiance;
	}
#endif`,GS=`#ifdef USE_ENVMAP
	vec3 getIBLIrradiance( const in vec3 normal ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );
			return PI * envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	vec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 reflectVec = reflect( - viewDir, normal );
			reflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );
			reflectVec = inverseTransformDirection( reflectVec, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );
			return envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	#ifdef USE_ANISOTROPY
		vec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {
			#ifdef ENVMAP_TYPE_CUBE_UV
				vec3 bentNormal = cross( bitangent, viewDir );
				bentNormal = normalize( cross( bentNormal, bitangent ) );
				bentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );
				return getIBLRadiance( viewDir, bentNormal, roughness );
			#else
				return vec3( 0.0 );
			#endif
		}
	#endif
#endif`,HS=`ToonMaterial material;
material.diffuseColor = diffuseColor.rgb;`,zS=`varying vec3 vViewPosition;
struct ToonMaterial {
	vec3 diffuseColor;
};
void RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {
	vec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Toon
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Toon`,VS=`BlinnPhongMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularColor = specular;
material.specularShininess = shininess;
material.specularStrength = specularStrength;`,WS=`varying vec3 vViewPosition;
struct BlinnPhongMaterial {
	vec3 diffuseColor;
	vec3 specularColor;
	float specularShininess;
	float specularStrength;
};
void RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
	reflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;
}
void RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_BlinnPhong
#define RE_IndirectDiffuse		RE_IndirectDiffuse_BlinnPhong`,qS=`PhysicalMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );
material.metalness = metalnessFactor;
vec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );
float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );
material.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;
material.roughness = min( material.roughness, 1.0 );
#ifdef IOR
	material.ior = ior;
	#ifdef USE_SPECULAR
		float specularIntensityFactor = specularIntensity;
		vec3 specularColorFactor = specularColor;
		#ifdef USE_SPECULAR_COLORMAP
			specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;
		#endif
		#ifdef USE_SPECULAR_INTENSITYMAP
			specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;
		#endif
		material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );
	#else
		float specularIntensityFactor = 1.0;
		vec3 specularColorFactor = vec3( 1.0 );
		material.specularF90 = 1.0;
	#endif
	material.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;
	material.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );
#else
	material.specularColor = vec3( 0.04 );
	material.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );
	material.specularF90 = 1.0;
#endif
#ifdef USE_CLEARCOAT
	material.clearcoat = clearcoat;
	material.clearcoatRoughness = clearcoatRoughness;
	material.clearcoatF0 = vec3( 0.04 );
	material.clearcoatF90 = 1.0;
	#ifdef USE_CLEARCOATMAP
		material.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;
	#endif
	#ifdef USE_CLEARCOAT_ROUGHNESSMAP
		material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;
	#endif
	material.clearcoat = saturate( material.clearcoat );	material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );
	material.clearcoatRoughness += geometryRoughness;
	material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );
#endif
#ifdef USE_DISPERSION
	material.dispersion = dispersion;
#endif
#ifdef USE_IRIDESCENCE
	material.iridescence = iridescence;
	material.iridescenceIOR = iridescenceIOR;
	#ifdef USE_IRIDESCENCEMAP
		material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;
	#endif
	#ifdef USE_IRIDESCENCE_THICKNESSMAP
		material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;
	#else
		material.iridescenceThickness = iridescenceThicknessMaximum;
	#endif
#endif
#ifdef USE_SHEEN
	material.sheenColor = sheenColor;
	#ifdef USE_SHEEN_COLORMAP
		material.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;
	#endif
	material.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );
	#ifdef USE_SHEEN_ROUGHNESSMAP
		material.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;
	#endif
#endif
#ifdef USE_ANISOTROPY
	#ifdef USE_ANISOTROPYMAP
		mat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );
		vec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;
		vec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;
	#else
		vec2 anisotropyV = anisotropyVector;
	#endif
	material.anisotropy = length( anisotropyV );
	if( material.anisotropy == 0.0 ) {
		anisotropyV = vec2( 1.0, 0.0 );
	} else {
		anisotropyV /= material.anisotropy;
		material.anisotropy = saturate( material.anisotropy );
	}
	material.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );
	material.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;
	material.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;
#endif`,jS=`uniform sampler2D dfgLUT;
struct PhysicalMaterial {
	vec3 diffuseColor;
	vec3 diffuseContribution;
	vec3 specularColor;
	vec3 specularColorBlended;
	float roughness;
	float metalness;
	float specularF90;
	float dispersion;
	#ifdef USE_CLEARCOAT
		float clearcoat;
		float clearcoatRoughness;
		vec3 clearcoatF0;
		float clearcoatF90;
	#endif
	#ifdef USE_IRIDESCENCE
		float iridescence;
		float iridescenceIOR;
		float iridescenceThickness;
		vec3 iridescenceFresnel;
		vec3 iridescenceF0;
		vec3 iridescenceFresnelDielectric;
		vec3 iridescenceFresnelMetallic;
	#endif
	#ifdef USE_SHEEN
		vec3 sheenColor;
		float sheenRoughness;
	#endif
	#ifdef IOR
		float ior;
	#endif
	#ifdef USE_TRANSMISSION
		float transmission;
		float transmissionAlpha;
		float thickness;
		float attenuationDistance;
		vec3 attenuationColor;
	#endif
	#ifdef USE_ANISOTROPY
		float anisotropy;
		float alphaT;
		vec3 anisotropyT;
		vec3 anisotropyB;
	#endif
};
vec3 clearcoatSpecularDirect = vec3( 0.0 );
vec3 clearcoatSpecularIndirect = vec3( 0.0 );
vec3 sheenSpecularDirect = vec3( 0.0 );
vec3 sheenSpecularIndirect = vec3(0.0 );
vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
    float x2 = x * x;
    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
}
float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
	float a2 = pow2( alpha );
	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
	return 0.5 / max( gv + gl, EPSILON );
}
float D_GGX( const in float alpha, const in float dotNH ) {
	float a2 = pow2( alpha );
	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
	return RECIPROCAL_PI * a2 / pow2( denom );
}
#ifdef USE_ANISOTROPY
	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 ) {
		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
		float v = 0.5 / ( gv + gl );
		return v;
	}
	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
		float a2 = alphaT * alphaB;
		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
		highp float v2 = dot( v, v );
		float w2 = a2 / v2;
		return RECIPROCAL_PI * a2 * pow2 ( w2 );
	}
#endif
#ifdef USE_CLEARCOAT
	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
		vec3 f0 = material.clearcoatF0;
		float f90 = material.clearcoatF90;
		float roughness = material.clearcoatRoughness;
		float alpha = pow2( roughness );
		vec3 halfDir = normalize( lightDir + viewDir );
		float dotNL = saturate( dot( normal, lightDir ) );
		float dotNV = saturate( dot( normal, viewDir ) );
		float dotNH = saturate( dot( normal, halfDir ) );
		float dotVH = saturate( dot( viewDir, halfDir ) );
		vec3 F = F_Schlick( f0, f90, dotVH );
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
		return F * ( V * D );
	}
#endif
vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
	vec3 f0 = material.specularColorBlended;
	float f90 = material.specularF90;
	float roughness = material.roughness;
	float alpha = pow2( roughness );
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( f0, f90, dotVH );
	#ifdef USE_IRIDESCENCE
		F = mix( F, material.iridescenceFresnel, material.iridescence );
	#endif
	#ifdef USE_ANISOTROPY
		float dotTL = dot( material.anisotropyT, lightDir );
		float dotTV = dot( material.anisotropyT, viewDir );
		float dotTH = dot( material.anisotropyT, halfDir );
		float dotBL = dot( material.anisotropyB, lightDir );
		float dotBV = dot( material.anisotropyB, viewDir );
		float dotBH = dot( material.anisotropyB, halfDir );
		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
	#else
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
	#endif
	return F * ( V * D );
}
vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
	const float LUT_SIZE = 64.0;
	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
	const float LUT_BIAS = 0.5 / LUT_SIZE;
	float dotNV = saturate( dot( N, V ) );
	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
	uv = uv * LUT_SCALE + LUT_BIAS;
	return uv;
}
float LTC_ClippedSphereFormFactor( const in vec3 f ) {
	float l = length( f );
	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
}
vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
	float x = dot( v1, v2 );
	float y = abs( x );
	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
	float b = 3.4175940 + ( 4.1616724 + y ) * y;
	float v = a / b;
	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
	return cross( v1, v2 ) * theta_sintheta;
}
vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
	vec3 lightNormal = cross( v1, v2 );
	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
	vec3 T1, T2;
	T1 = normalize( V - N * dot( V, N ) );
	T2 = - cross( N, T1 );
	mat3 mat = mInv * transpose( mat3( T1, T2, N ) );
	vec3 coords[ 4 ];
	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
	coords[ 0 ] = normalize( coords[ 0 ] );
	coords[ 1 ] = normalize( coords[ 1 ] );
	coords[ 2 ] = normalize( coords[ 2 ] );
	coords[ 3 ] = normalize( coords[ 3 ] );
	vec3 vectorFormFactor = vec3( 0.0 );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
	return vec3( result );
}
#if defined( USE_SHEEN )
float D_Charlie( float roughness, float dotNH ) {
	float alpha = pow2( roughness );
	float invAlpha = 1.0 / alpha;
	float cos2h = dotNH * dotNH;
	float sin2h = max( 1.0 - cos2h, 0.0078125 );
	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
}
float V_Neubelt( float dotNV, float dotNL ) {
	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
}
vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float D = D_Charlie( sheenRoughness, dotNH );
	float V = V_Neubelt( dotNV, dotNL );
	return sheenColor * ( D * V );
}
#endif
float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	float r2 = roughness * roughness;
	float rInv = 1.0 / ( roughness + 0.1 );
	float a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;
	float b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;
	float DG = exp( a * dotNV + b );
	return saturate( DG );
}
vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	vec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;
	return specularColor * fab.x + specularF90 * fab.y;
}
#ifdef USE_IRIDESCENCE
void 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 ) {
#else
void computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {
#endif
	float dotNV = saturate( dot( normal, viewDir ) );
	vec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;
	#ifdef USE_IRIDESCENCE
		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
	#else
		vec3 Fr = specularColor;
	#endif
	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
	float Ess = fab.x + fab.y;
	float Ems = 1.0 - Ess;
	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
	singleScatter += FssEss;
	multiScatter += Fms * Ems;
}
vec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
	vec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	vec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;
	vec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;
	vec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;
	vec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;
	float Ess_V = dfgV.x + dfgV.y;
	float Ess_L = dfgL.x + dfgL.y;
	float Ems_V = 1.0 - Ess_V;
	float Ems_L = 1.0 - Ess_L;
	vec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;
	vec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );
	float compensationFactor = Ems_V * Ems_L;
	vec3 multiScatter = Fms * compensationFactor;
	return singleScatter + multiScatter;
}
#if NUM_RECT_AREA_LIGHTS > 0
	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 ) {
		vec3 normal = geometryNormal;
		vec3 viewDir = geometryViewDir;
		vec3 position = geometryPosition;
		vec3 lightPos = rectAreaLight.position;
		vec3 halfWidth = rectAreaLight.halfWidth;
		vec3 halfHeight = rectAreaLight.halfHeight;
		vec3 lightColor = rectAreaLight.color;
		float roughness = material.roughness;
		vec3 rectCoords[ 4 ];
		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
		vec2 uv = LTC_Uv( normal, viewDir, roughness );
		vec4 t1 = texture2D( ltc_1, uv );
		vec4 t2 = texture2D( ltc_2, uv );
		mat3 mInv = mat3(
			vec3( t1.x, 0, t1.y ),
			vec3(    0, 1,    0 ),
			vec3( t1.z, 0, t1.w )
		);
		vec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );
		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
		reflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
		#ifdef USE_CLEARCOAT
			vec3 Ncc = geometryClearcoatNormal;
			vec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );
			vec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );
			vec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );
			mat3 mInvClearcoat = mat3(
				vec3( t1Clearcoat.x, 0, t1Clearcoat.y ),
				vec3(             0, 1,             0 ),
				vec3( t1Clearcoat.z, 0, t1Clearcoat.w )
			);
			vec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;
			clearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );
		#endif
	}
#endif
void 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 ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	#ifdef USE_CLEARCOAT
		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
		vec3 ccIrradiance = dotNLcc * directLight.color;
		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
	#endif
	#ifdef USE_SHEEN
 
 		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
 
 		float sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
 		float sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );
 
 		float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );
 
 		irradiance *= sheenEnergyComp;
 
 	#endif
	reflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );
}
void 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 ) {
	vec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );
	#ifdef USE_SHEEN
		float sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
		float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;
		diffuse *= sheenEnergyComp;
	#endif
	reflectedLight.indirectDiffuse += diffuse;
}
void 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) {
	#ifdef USE_CLEARCOAT
		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;
 	#endif
	vec3 singleScatteringDielectric = vec3( 0.0 );
	vec3 multiScatteringDielectric = vec3( 0.0 );
	vec3 singleScatteringMetallic = vec3( 0.0 );
	vec3 multiScatteringMetallic = vec3( 0.0 );
	#ifdef USE_IRIDESCENCE
		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );
		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );
	#else
		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );
		computeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );
	#endif
	vec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );
	vec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );
	vec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;
	vec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );
	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
	vec3 indirectSpecular = radiance * singleScattering;
	indirectSpecular += multiScattering * cosineWeightedIrradiance;
	vec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;
	#ifdef USE_SHEEN
		float sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
		float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;
		indirectSpecular *= sheenEnergyComp;
		indirectDiffuse *= sheenEnergyComp;
	#endif
	reflectedLight.indirectSpecular += indirectSpecular;
	reflectedLight.indirectDiffuse += indirectDiffuse;
}
#define RE_Direct				RE_Direct_Physical
#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
}`,XS=`
vec3 geometryPosition = - vViewPosition;
vec3 geometryNormal = normal;
vec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );
vec3 geometryClearcoatNormal = vec3( 0.0 );
#ifdef USE_CLEARCOAT
	geometryClearcoatNormal = clearcoatNormal;
#endif
#ifdef USE_IRIDESCENCE
	float dotNVi = saturate( dot( normal, geometryViewDir ) );
	if ( material.iridescenceThickness == 0.0 ) {
		material.iridescence = 0.0;
	} else {
		material.iridescence = saturate( material.iridescence );
	}
	if ( material.iridescence > 0.0 ) {
		material.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );
		material.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );
		material.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );
		material.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );
	}
#endif
IncidentLight directLight;
#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )
	PointLight pointLight;
	#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {
		pointLight = pointLights[ i ];
		getPointLightInfo( pointLight, geometryPosition, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )
		pointLightShadow = pointLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )
	SpotLight spotLight;
	vec4 spotColor;
	vec3 spotLightCoord;
	bool inSpotLightMap;
	#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {
		spotLight = spotLights[ i ];
		getSpotLightInfo( spotLight, geometryPosition, directLight );
		#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX
		#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS
		#else
		#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#endif
		#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )
			spotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;
			inSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );
			spotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );
			directLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;
		#endif
		#undef SPOT_LIGHT_MAP_INDEX
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		spotLightShadow = spotLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )
	DirectionalLight directionalLight;
	#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {
		directionalLight = directionalLights[ i ];
		getDirectionalLightInfo( directionalLight, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )
		directionalLightShadow = directionalLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )
	RectAreaLight rectAreaLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {
		rectAreaLight = rectAreaLights[ i ];
		RE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if defined( RE_IndirectDiffuse )
	vec3 iblIrradiance = vec3( 0.0 );
	vec3 irradiance = getAmbientLightIrradiance( ambientLightColor );
	#if defined( USE_LIGHT_PROBES )
		irradiance += getLightProbeIrradiance( lightProbe, geometryNormal );
	#endif
	#if ( NUM_HEMI_LIGHTS > 0 )
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {
			irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );
		}
		#pragma unroll_loop_end
	#endif
#endif
#if defined( RE_IndirectSpecular )
	vec3 radiance = vec3( 0.0 );
	vec3 clearcoatRadiance = vec3( 0.0 );
#endif`,KS=`#if defined( RE_IndirectDiffuse )
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;
		irradiance += lightMapIrradiance;
	#endif
	#if defined( USE_ENVMAP ) && defined( ENVMAP_TYPE_CUBE_UV )
		#if defined( STANDARD ) || defined( LAMBERT ) || defined( PHONG )
			iblIrradiance += getIBLIrradiance( geometryNormal );
		#endif
	#endif
#endif
#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )
	#ifdef USE_ANISOTROPY
		radiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );
	#else
		radiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );
	#endif
	#ifdef USE_CLEARCOAT
		clearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );
	#endif
#endif`,$S=`#if defined( RE_IndirectDiffuse )
	#if defined( LAMBERT ) || defined( PHONG )
		irradiance += iblIrradiance;
	#endif
	RE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif
#if defined( RE_IndirectSpecular )
	RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif`,YS=`#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )
	gl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;
#endif`,JS=`#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )
	uniform float logDepthBufFC;
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,ZS=`#ifdef USE_LOGARITHMIC_DEPTH_BUFFER
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,eC=`#ifdef USE_LOGARITHMIC_DEPTH_BUFFER
	vFragDepth = 1.0 + gl_Position.w;
	vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );
#endif`,tC=`#ifdef USE_MAP
	vec4 sampledDiffuseColor = texture2D( map, vMapUv );
	#ifdef DECODE_VIDEO_TEXTURE
		sampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );
	#endif
	diffuseColor *= sampledDiffuseColor;
#endif`,nC=`#ifdef USE_MAP
	uniform sampler2D map;
#endif`,iC=`#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
	#if defined( USE_POINTS_UV )
		vec2 uv = vUv;
	#else
		vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;
	#endif
#endif
#ifdef USE_MAP
	diffuseColor *= texture2D( map, uv );
#endif
#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, uv ).g;
#endif`,sC=`#if defined( USE_POINTS_UV )
	varying vec2 vUv;
#else
	#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
		uniform mat3 uvTransform;
	#endif
#endif
#ifdef USE_MAP
	uniform sampler2D map;
#endif
#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,rC=`float metalnessFactor = metalness;
#ifdef USE_METALNESSMAP
	vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );
	metalnessFactor *= texelMetalness.b;
#endif`,aC=`#ifdef USE_METALNESSMAP
	uniform sampler2D metalnessMap;
#endif`,oC=`#ifdef USE_INSTANCING_MORPH
	float morphTargetInfluences[ MORPHTARGETS_COUNT ];
	float morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		morphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;
	}
#endif`,cC=`#if defined( USE_MORPHCOLORS )
	vColor *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		#if defined( USE_COLOR_ALPHA )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];
		#elif defined( USE_COLOR )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];
		#endif
	}
#endif`,lC=`#ifdef USE_MORPHNORMALS
	objectNormal *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		if ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];
	}
#endif`,hC=`#ifdef USE_MORPHTARGETS
	#ifndef USE_INSTANCING_MORPH
		uniform float morphTargetBaseInfluence;
		uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];
	#endif
	uniform sampler2DArray morphTargetsTexture;
	uniform ivec2 morphTargetsTextureSize;
	vec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {
		int texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;
		int y = texelIndex / morphTargetsTextureSize.x;
		int x = texelIndex - y * morphTargetsTextureSize.x;
		ivec3 morphUV = ivec3( x, y, morphTargetIndex );
		return texelFetch( morphTargetsTexture, morphUV, 0 );
	}
#endif`,uC=`#ifdef USE_MORPHTARGETS
	transformed *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		if ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];
	}
#endif`,dC=`float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;
#ifdef FLAT_SHADED
	vec3 fdx = dFdx( vViewPosition );
	vec3 fdy = dFdy( vViewPosition );
	vec3 normal = normalize( cross( fdx, fdy ) );
#else
	vec3 normal = normalize( vNormal );
	#ifdef DOUBLE_SIDED
		normal *= faceDirection;
	#endif
#endif
#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )
	#ifdef USE_TANGENT
		mat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn = getTangentFrame( - vViewPosition, normal,
		#if defined( USE_NORMALMAP )
			vNormalMapUv
		#elif defined( USE_CLEARCOAT_NORMALMAP )
			vClearcoatNormalMapUv
		#else
			vUv
		#endif
		);
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn[0] *= faceDirection;
		tbn[1] *= faceDirection;
	#endif
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	#ifdef USE_TANGENT
		mat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn2[0] *= faceDirection;
		tbn2[1] *= faceDirection;
	#endif
#endif
vec3 nonPerturbedNormal = normal;`,fC=`#ifdef USE_NORMALMAP_OBJECTSPACE
	normal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	#ifdef FLIP_SIDED
		normal = - normal;
	#endif
	#ifdef DOUBLE_SIDED
		normal = normal * faceDirection;
	#endif
	normal = normalize( normalMatrix * normal );
#elif defined( USE_NORMALMAP_TANGENTSPACE )
	vec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	mapN.xy *= normalScale;
	normal = normalize( tbn * mapN );
#elif defined( USE_BUMPMAP )
	normal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );
#endif`,pC=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,AC=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,gC=`#ifndef FLAT_SHADED
	vNormal = normalize( transformedNormal );
	#ifdef USE_TANGENT
		vTangent = normalize( transformedTangent );
		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );
	#endif
#endif`,mC=`#ifdef USE_NORMALMAP
	uniform sampler2D normalMap;
	uniform vec2 normalScale;
#endif
#ifdef USE_NORMALMAP_OBJECTSPACE
	uniform mat3 normalMatrix;
#endif
#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )
	mat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {
		vec3 q0 = dFdx( eye_pos.xyz );
		vec3 q1 = dFdy( eye_pos.xyz );
		vec2 st0 = dFdx( uv.st );
		vec2 st1 = dFdy( uv.st );
		vec3 N = surf_norm;
		vec3 q1perp = cross( q1, N );
		vec3 q0perp = cross( N, q0 );
		vec3 T = q1perp * st0.x + q0perp * st1.x;
		vec3 B = q1perp * st0.y + q0perp * st1.y;
		float det = max( dot( T, T ), dot( B, B ) );
		float scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );
		return mat3( T * scale, B * scale, N );
	}
#endif`,bC=`#ifdef USE_CLEARCOAT
	vec3 clearcoatNormal = nonPerturbedNormal;
#endif`,xC=`#ifdef USE_CLEARCOAT_NORMALMAP
	vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;
	clearcoatMapN.xy *= clearcoatNormalScale;
	clearcoatNormal = normalize( tbn2 * clearcoatMapN );
#endif`,EC=`#ifdef USE_CLEARCOATMAP
	uniform sampler2D clearcoatMap;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform sampler2D clearcoatNormalMap;
	uniform vec2 clearcoatNormalScale;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform sampler2D clearcoatRoughnessMap;
#endif`,_C=`#ifdef USE_IRIDESCENCEMAP
	uniform sampler2D iridescenceMap;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform sampler2D iridescenceThicknessMap;
#endif`,vC=`#ifdef OPAQUE
diffuseColor.a = 1.0;
#endif
#ifdef USE_TRANSMISSION
diffuseColor.a *= material.transmissionAlpha;
#endif
gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,yC=`vec3 packNormalToRGB( const in vec3 normal ) {
	return normalize( normal ) * 0.5 + 0.5;
}
vec3 unpackRGBToNormal( const in vec3 rgb ) {
	return 2.0 * rgb.xyz - 1.0;
}
const float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;
const float Inv255 = 1. / 255.;
const vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );
const vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );
const vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );
const vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );
vec4 packDepthToRGBA( const in float v ) {
	if( v <= 0.0 )
		return vec4( 0., 0., 0., 0. );
	if( v >= 1.0 )
		return vec4( 1., 1., 1., 1. );
	float vuf;
	float af = modf( v * PackFactors.a, vuf );
	float bf = modf( vuf * ShiftRight8, vuf );
	float gf = modf( vuf * ShiftRight8, vuf );
	return vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );
}
vec3 packDepthToRGB( const in float v ) {
	if( v <= 0.0 )
		return vec3( 0., 0., 0. );
	if( v >= 1.0 )
		return vec3( 1., 1., 1. );
	float vuf;
	float bf = modf( v * PackFactors.b, vuf );
	float gf = modf( vuf * ShiftRight8, vuf );
	return vec3( vuf * Inv255, gf * PackUpscale, bf );
}
vec2 packDepthToRG( const in float v ) {
	if( v <= 0.0 )
		return vec2( 0., 0. );
	if( v >= 1.0 )
		return vec2( 1., 1. );
	float vuf;
	float gf = modf( v * 256., vuf );
	return vec2( vuf * Inv255, gf );
}
float unpackRGBAToDepth( const in vec4 v ) {
	return dot( v, UnpackFactors4 );
}
float unpackRGBToDepth( const in vec3 v ) {
	return dot( v, UnpackFactors3 );
}
float unpackRGToDepth( const in vec2 v ) {
	return v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;
}
vec4 pack2HalfToRGBA( const in vec2 v ) {
	vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );
	return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );
}
vec2 unpackRGBATo2Half( const in vec4 v ) {
	return vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );
}
float viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {
	return ( viewZ + near ) / ( near - far );
}
float orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {
	#ifdef USE_REVERSED_DEPTH_BUFFER
	
		return depth * ( far - near ) - far;
	#else
		return depth * ( near - far ) - near;
	#endif
}
float viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {
	return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );
}
float perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {
	
	#ifdef USE_REVERSED_DEPTH_BUFFER
		return ( near * far ) / ( ( near - far ) * depth - near );
	#else
		return ( near * far ) / ( ( far - near ) * depth - far );
	#endif
}`,SC=`#ifdef PREMULTIPLIED_ALPHA
	gl_FragColor.rgb *= gl_FragColor.a;
#endif`,CC=`vec4 mvPosition = vec4( transformed, 1.0 );
#ifdef USE_BATCHING
	mvPosition = batchingMatrix * mvPosition;
#endif
#ifdef USE_INSTANCING
	mvPosition = instanceMatrix * mvPosition;
#endif
mvPosition = modelViewMatrix * mvPosition;
gl_Position = projectionMatrix * mvPosition;`,MC=`#ifdef DITHERING
	gl_FragColor.rgb = dithering( gl_FragColor.rgb );
#endif`,IC=`#ifdef DITHERING
	vec3 dithering( vec3 color ) {
		float grid_position = rand( gl_FragCoord.xy );
		vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );
		dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );
		return color + dither_shift_RGB;
	}
#endif`,wC=`float roughnessFactor = roughness;
#ifdef USE_ROUGHNESSMAP
	vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );
	roughnessFactor *= texelRoughness.g;
#endif`,TC=`#ifdef USE_ROUGHNESSMAP
	uniform sampler2D roughnessMap;
#endif`,RC=`#if NUM_SPOT_LIGHT_COORDS > 0
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#if NUM_SPOT_LIGHT_MAPS > 0
	uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		#if defined( SHADOWMAP_TYPE_PCF )
			uniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
		#else
			uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
		#endif
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		#if defined( SHADOWMAP_TYPE_PCF )
			uniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
		#else
			uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
		#endif
		struct SpotLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		#if defined( SHADOWMAP_TYPE_PCF )
			uniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
		#elif defined( SHADOWMAP_TYPE_BASIC )
			uniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
		#endif
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
	#if defined( SHADOWMAP_TYPE_PCF )
		float interleavedGradientNoise( vec2 position ) {
			return fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );
		}
		vec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {
			const float goldenAngle = 2.399963229728653;
			float r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );
			float theta = float( sampleIndex ) * goldenAngle + phi;
			return vec2( cos( theta ), sin( theta ) ) * r;
		}
	#endif
	#if defined( SHADOWMAP_TYPE_PCF )
		float getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
			float shadow = 1.0;
			shadowCoord.xyz /= shadowCoord.w;
			shadowCoord.z += shadowBias;
			bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
			bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
			if ( frustumTest ) {
				vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
				float radius = shadowRadius * texelSize.x;
				float phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;
				shadow = (
					texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +
					texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +
					texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +
					texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +
					texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )
				) * 0.2;
			}
			return mix( 1.0, shadow, shadowIntensity );
		}
	#elif defined( SHADOWMAP_TYPE_VSM )
		float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
			float shadow = 1.0;
			shadowCoord.xyz /= shadowCoord.w;
			#ifdef USE_REVERSED_DEPTH_BUFFER
				shadowCoord.z -= shadowBias;
			#else
				shadowCoord.z += shadowBias;
			#endif
			bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
			bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
			if ( frustumTest ) {
				vec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;
				float mean = distribution.x;
				float variance = distribution.y * distribution.y;
				#ifdef USE_REVERSED_DEPTH_BUFFER
					float hard_shadow = step( mean, shadowCoord.z );
				#else
					float hard_shadow = step( shadowCoord.z, mean );
				#endif
				
				if ( hard_shadow == 1.0 ) {
					shadow = 1.0;
				} else {
					variance = max( variance, 0.0000001 );
					float d = shadowCoord.z - mean;
					float p_max = variance / ( variance + d * d );
					p_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );
					shadow = max( hard_shadow, p_max );
				}
			}
			return mix( 1.0, shadow, shadowIntensity );
		}
	#else
		float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
			float shadow = 1.0;
			shadowCoord.xyz /= shadowCoord.w;
			#ifdef USE_REVERSED_DEPTH_BUFFER
				shadowCoord.z -= shadowBias;
			#else
				shadowCoord.z += shadowBias;
			#endif
			bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
			bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
			if ( frustumTest ) {
				float depth = texture2D( shadowMap, shadowCoord.xy ).r;
				#ifdef USE_REVERSED_DEPTH_BUFFER
					shadow = step( depth, shadowCoord.z );
				#else
					shadow = step( shadowCoord.z, depth );
				#endif
			}
			return mix( 1.0, shadow, shadowIntensity );
		}
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
	#if defined( SHADOWMAP_TYPE_PCF )
	float getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
		float shadow = 1.0;
		vec3 lightToPosition = shadowCoord.xyz;
		vec3 bd3D = normalize( lightToPosition );
		vec3 absVec = abs( lightToPosition );
		float viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );
		if ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {
			#ifdef USE_REVERSED_DEPTH_BUFFER
				float dp = ( shadowCameraNear * ( shadowCameraFar - viewSpaceZ ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );
				dp -= shadowBias;
			#else
				float dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );
				dp += shadowBias;
			#endif
			float texelSize = shadowRadius / shadowMapSize.x;
			vec3 absDir = abs( bd3D );
			vec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );
			tangent = normalize( cross( bd3D, tangent ) );
			vec3 bitangent = cross( bd3D, tangent );
			float phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;
			vec2 sample0 = vogelDiskSample( 0, 5, phi );
			vec2 sample1 = vogelDiskSample( 1, 5, phi );
			vec2 sample2 = vogelDiskSample( 2, 5, phi );
			vec2 sample3 = vogelDiskSample( 3, 5, phi );
			vec2 sample4 = vogelDiskSample( 4, 5, phi );
			shadow = (
				texture( shadowMap, vec4( bd3D + ( tangent * sample0.x + bitangent * sample0.y ) * texelSize, dp ) ) +
				texture( shadowMap, vec4( bd3D + ( tangent * sample1.x + bitangent * sample1.y ) * texelSize, dp ) ) +
				texture( shadowMap, vec4( bd3D + ( tangent * sample2.x + bitangent * sample2.y ) * texelSize, dp ) ) +
				texture( shadowMap, vec4( bd3D + ( tangent * sample3.x + bitangent * sample3.y ) * texelSize, dp ) ) +
				texture( shadowMap, vec4( bd3D + ( tangent * sample4.x + bitangent * sample4.y ) * texelSize, dp ) )
			) * 0.2;
		}
		return mix( 1.0, shadow, shadowIntensity );
	}
	#elif defined( SHADOWMAP_TYPE_BASIC )
	float getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
		float shadow = 1.0;
		vec3 lightToPosition = shadowCoord.xyz;
		vec3 absVec = abs( lightToPosition );
		float viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );
		if ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {
			float dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );
			dp += shadowBias;
			vec3 bd3D = normalize( lightToPosition );
			float depth = textureCube( shadowMap, bd3D ).r;
			#ifdef USE_REVERSED_DEPTH_BUFFER
				depth = 1.0 - depth;
			#endif
			shadow = step( dp, depth );
		}
		return mix( 1.0, shadow, shadowIntensity );
	}
	#endif
	#endif
#endif`,BC=`#if NUM_SPOT_LIGHT_COORDS > 0
	uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		struct SpotLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
#endif`,DC=`#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )
	vec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
	vec4 shadowWorldPosition;
#endif
#if defined( USE_SHADOWMAP )
	#if NUM_DIR_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );
			vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );
			vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
#endif
#if NUM_SPOT_LIGHT_COORDS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {
		shadowWorldPosition = worldPosition;
		#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
			shadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;
		#endif
		vSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;
	}
	#pragma unroll_loop_end
#endif`,LC=`float getShadowMask() {
	float shadow = 1.0;
	#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
		directionalLight = directionalLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {
		spotLight = spotLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )
	PointLightShadow pointLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
		pointLight = pointLightShadows[ i ];
		shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#endif
	return shadow;
}`,PC=`#ifdef USE_SKINNING
	mat4 boneMatX = getBoneMatrix( skinIndex.x );
	mat4 boneMatY = getBoneMatrix( skinIndex.y );
	mat4 boneMatZ = getBoneMatrix( skinIndex.z );
	mat4 boneMatW = getBoneMatrix( skinIndex.w );
#endif`,FC=`#ifdef USE_SKINNING
	uniform mat4 bindMatrix;
	uniform mat4 bindMatrixInverse;
	uniform highp sampler2D boneTexture;
	mat4 getBoneMatrix( const in float i ) {
		int size = textureSize( boneTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
#endif`,NC=`#ifdef USE_SKINNING
	vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );
	vec4 skinned = vec4( 0.0 );
	skinned += boneMatX * skinVertex * skinWeight.x;
	skinned += boneMatY * skinVertex * skinWeight.y;
	skinned += boneMatZ * skinVertex * skinWeight.z;
	skinned += boneMatW * skinVertex * skinWeight.w;
	transformed = ( bindMatrixInverse * skinned ).xyz;
#endif`,UC=`#ifdef USE_SKINNING
	mat4 skinMatrix = mat4( 0.0 );
	skinMatrix += skinWeight.x * boneMatX;
	skinMatrix += skinWeight.y * boneMatY;
	skinMatrix += skinWeight.z * boneMatZ;
	skinMatrix += skinWeight.w * boneMatW;
	skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;
	objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;
	#ifdef USE_TANGENT
		objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;
	#endif
#endif`,OC=`float specularStrength;
#ifdef USE_SPECULARMAP
	vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );
	specularStrength = texelSpecular.r;
#else
	specularStrength = 1.0;
#endif`,kC=`#ifdef USE_SPECULARMAP
	uniform sampler2D specularMap;
#endif`,QC=`#if defined( TONE_MAPPING )
	gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );
#endif`,GC=`#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
uniform float toneMappingExposure;
vec3 LinearToneMapping( vec3 color ) {
	return saturate( toneMappingExposure * color );
}
vec3 ReinhardToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	return saturate( color / ( vec3( 1.0 ) + color ) );
}
vec3 CineonToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	color = max( vec3( 0.0 ), color - 0.004 );
	return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );
}
vec3 RRTAndODTFit( vec3 v ) {
	vec3 a = v * ( v + 0.0245786 ) - 0.000090537;
	vec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;
	return a / b;
}
vec3 ACESFilmicToneMapping( vec3 color ) {
	const mat3 ACESInputMat = mat3(
		vec3( 0.59719, 0.07600, 0.02840 ),		vec3( 0.35458, 0.90834, 0.13383 ),
		vec3( 0.04823, 0.01566, 0.83777 )
	);
	const mat3 ACESOutputMat = mat3(
		vec3(  1.60475, -0.10208, -0.00327 ),		vec3( -0.53108,  1.10813, -0.07276 ),
		vec3( -0.07367, -0.00605,  1.07602 )
	);
	color *= toneMappingExposure / 0.6;
	color = ACESInputMat * color;
	color = RRTAndODTFit( color );
	color = ACESOutputMat * color;
	return saturate( color );
}
const mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(
	vec3( 1.6605, - 0.1246, - 0.0182 ),
	vec3( - 0.5876, 1.1329, - 0.1006 ),
	vec3( - 0.0728, - 0.0083, 1.1187 )
);
const mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(
	vec3( 0.6274, 0.0691, 0.0164 ),
	vec3( 0.3293, 0.9195, 0.0880 ),
	vec3( 0.0433, 0.0113, 0.8956 )
);
vec3 agxDefaultContrastApprox( vec3 x ) {
	vec3 x2 = x * x;
	vec3 x4 = x2 * x2;
	return + 15.5 * x4 * x2
		- 40.14 * x4 * x
		+ 31.96 * x4
		- 6.868 * x2 * x
		+ 0.4298 * x2
		+ 0.1191 * x
		- 0.00232;
}
vec3 AgXToneMapping( vec3 color ) {
	const mat3 AgXInsetMatrix = mat3(
		vec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),
		vec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),
		vec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )
	);
	const mat3 AgXOutsetMatrix = mat3(
		vec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),
		vec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),
		vec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )
	);
	const float AgxMinEv = - 12.47393;	const float AgxMaxEv = 4.026069;
	color *= toneMappingExposure;
	color = LINEAR_SRGB_TO_LINEAR_REC2020 * color;
	color = AgXInsetMatrix * color;
	color = max( color, 1e-10 );	color = log2( color );
	color = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );
	color = clamp( color, 0.0, 1.0 );
	color = agxDefaultContrastApprox( color );
	color = AgXOutsetMatrix * color;
	color = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );
	color = LINEAR_REC2020_TO_LINEAR_SRGB * color;
	color = clamp( color, 0.0, 1.0 );
	return color;
}
vec3 NeutralToneMapping( vec3 color ) {
	const float StartCompression = 0.8 - 0.04;
	const float Desaturation = 0.15;
	color *= toneMappingExposure;
	float x = min( color.r, min( color.g, color.b ) );
	float offset = x < 0.08 ? x - 6.25 * x * x : 0.04;
	color -= offset;
	float peak = max( color.r, max( color.g, color.b ) );
	if ( peak < StartCompression ) return color;
	float d = 1. - StartCompression;
	float newPeak = 1. - d * d / ( peak + d - StartCompression );
	color *= newPeak / peak;
	float g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );
	return mix( color, vec3( newPeak ), g );
}
vec3 CustomToneMapping( vec3 color ) { return color; }`,HC=`#ifdef USE_TRANSMISSION
	material.transmission = transmission;
	material.transmissionAlpha = 1.0;
	material.thickness = thickness;
	material.attenuationDistance = attenuationDistance;
	material.attenuationColor = attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		material.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;
	#endif
	#ifdef USE_THICKNESSMAP
		material.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;
	#endif
	vec3 pos = vWorldPosition;
	vec3 v = normalize( cameraPosition - pos );
	vec3 n = inverseTransformDirection( normal, viewMatrix );
	vec4 transmitted = getIBLVolumeRefraction(
		n, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,
		pos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,
		material.attenuationColor, material.attenuationDistance );
	material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );
	totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );
#endif`,zC=`#ifdef USE_TRANSMISSION
	uniform float transmission;
	uniform float thickness;
	uniform float attenuationDistance;
	uniform vec3 attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		uniform sampler2D transmissionMap;
	#endif
	#ifdef USE_THICKNESSMAP
		uniform sampler2D thicknessMap;
	#endif
	uniform vec2 transmissionSamplerSize;
	uniform sampler2D transmissionSamplerMap;
	uniform mat4 modelMatrix;
	uniform mat4 projectionMatrix;
	varying vec3 vWorldPosition;
	float w0( float a ) {
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );
	}
	float w1( float a ) {
		return ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );
	}
	float w2( float a ){
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );
	}
	float w3( float a ) {
		return ( 1.0 / 6.0 ) * ( a * a * a );
	}
	float g0( float a ) {
		return w0( a ) + w1( a );
	}
	float g1( float a ) {
		return w2( a ) + w3( a );
	}
	float h0( float a ) {
		return - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );
	}
	float h1( float a ) {
		return 1.0 + w3( a ) / ( w2( a ) + w3( a ) );
	}
	vec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {
		uv = uv * texelSize.zw + 0.5;
		vec2 iuv = floor( uv );
		vec2 fuv = fract( uv );
		float g0x = g0( fuv.x );
		float g1x = g1( fuv.x );
		float h0x = h0( fuv.x );
		float h1x = h1( fuv.x );
		float h0y = h0( fuv.y );
		float h1y = h1( fuv.y );
		vec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		vec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		return g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +
			g1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );
	}
	vec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {
		vec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );
		vec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );
		vec2 fLodSizeInv = 1.0 / fLodSize;
		vec2 cLodSizeInv = 1.0 / cLodSize;
		vec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );
		vec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );
		return mix( fSample, cSample, fract( lod ) );
	}
	vec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {
		vec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );
		vec3 modelScale;
		modelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );
		modelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );
		modelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );
		return normalize( refractionVector ) * thickness * modelScale;
	}
	float applyIorToRoughness( const in float roughness, const in float ior ) {
		return roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );
	}
	vec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {
		float lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );
		return textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );
	}
	vec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {
		if ( isinf( attenuationDistance ) ) {
			return vec3( 1.0 );
		} else {
			vec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;
			vec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );			return transmittance;
		}
	}
	vec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,
		const in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,
		const in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,
		const in vec3 attenuationColor, const in float attenuationDistance ) {
		vec4 transmittedLight;
		vec3 transmittance;
		#ifdef USE_DISPERSION
			float halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;
			vec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );
			for ( int i = 0; i < 3; i ++ ) {
				vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );
				vec3 refractedRayExit = position + transmissionRay;
				vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
				vec2 refractionCoords = ndcPos.xy / ndcPos.w;
				refractionCoords += 1.0;
				refractionCoords /= 2.0;
				vec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );
				transmittedLight[ i ] = transmissionSample[ i ];
				transmittedLight.a += transmissionSample.a;
				transmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];
			}
			transmittedLight.a /= 3.0;
		#else
			vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );
			vec3 refractedRayExit = position + transmissionRay;
			vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
			vec2 refractionCoords = ndcPos.xy / ndcPos.w;
			refractionCoords += 1.0;
			refractionCoords /= 2.0;
			transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );
			transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );
		#endif
		vec3 attenuatedColor = transmittance * transmittedLight.rgb;
		vec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );
		float transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;
		return vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );
	}
#endif`,VC=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_SPECULARMAP
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,WC=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	uniform mat3 mapTransform;
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	uniform mat3 alphaMapTransform;
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	uniform mat3 lightMapTransform;
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	uniform mat3 aoMapTransform;
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	uniform mat3 bumpMapTransform;
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	uniform mat3 normalMapTransform;
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_DISPLACEMENTMAP
	uniform mat3 displacementMapTransform;
	varying vec2 vDisplacementMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	uniform mat3 emissiveMapTransform;
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	uniform mat3 metalnessMapTransform;
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	uniform mat3 roughnessMapTransform;
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	uniform mat3 anisotropyMapTransform;
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	uniform mat3 clearcoatMapTransform;
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform mat3 clearcoatNormalMapTransform;
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform mat3 clearcoatRoughnessMapTransform;
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	uniform mat3 sheenColorMapTransform;
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	uniform mat3 sheenRoughnessMapTransform;
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	uniform mat3 iridescenceMapTransform;
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform mat3 iridescenceThicknessMapTransform;
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SPECULARMAP
	uniform mat3 specularMapTransform;
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	uniform mat3 specularColorMapTransform;
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	uniform mat3 specularIntensityMapTransform;
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,qC=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	vUv = vec3( uv, 1 ).xy;
#endif
#ifdef USE_MAP
	vMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ALPHAMAP
	vAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_LIGHTMAP
	vLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_AOMAP
	vAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_BUMPMAP
	vBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_NORMALMAP
	vNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_DISPLACEMENTMAP
	vDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_EMISSIVEMAP
	vEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_METALNESSMAP
	vMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ROUGHNESSMAP
	vRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ANISOTROPYMAP
	vAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOATMAP
	vClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	vClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	vClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCEMAP
	vIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	vIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_COLORMAP
	vSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	vSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULARMAP
	vSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_COLORMAP
	vSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	vSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_TRANSMISSIONMAP
	vTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_THICKNESSMAP
	vThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;
#endif`,jC=`#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0
	vec4 worldPosition = vec4( transformed, 1.0 );
	#ifdef USE_BATCHING
		worldPosition = batchingMatrix * worldPosition;
	#endif
	#ifdef USE_INSTANCING
		worldPosition = instanceMatrix * worldPosition;
	#endif
	worldPosition = modelMatrix * worldPosition;
#endif`;const XC=`varying vec2 vUv;
uniform mat3 uvTransform;
void main() {
	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	gl_Position = vec4( position.xy, 1.0, 1.0 );
}`,KC=`uniform sampler2D t2D;
uniform float backgroundIntensity;
varying vec2 vUv;
void main() {
	vec4 texColor = texture2D( t2D, vUv );
	#ifdef DECODE_VIDEO_TEXTURE
		texColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,$C=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,YC=`#ifdef ENVMAP_TYPE_CUBE
	uniform samplerCube envMap;
#elif defined( ENVMAP_TYPE_CUBE_UV )
	uniform sampler2D envMap;
#endif
uniform float flipEnvMap;
uniform float backgroundBlurriness;
uniform float backgroundIntensity;
uniform mat3 backgroundRotation;
varying vec3 vWorldDirection;
#include <cube_uv_reflection_fragment>
void main() {
	#ifdef ENVMAP_TYPE_CUBE
		vec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );
	#elif defined( ENVMAP_TYPE_CUBE_UV )
		vec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );
	#else
		vec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,JC=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,ZC=`uniform samplerCube tCube;
uniform float tFlip;
uniform float opacity;
varying vec3 vWorldDirection;
void main() {
	vec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );
	gl_FragColor = texColor;
	gl_FragColor.a *= opacity;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,eM=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
varying vec2 vHighPrecisionZW;
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#include <morphinstance_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vHighPrecisionZW = gl_Position.zw;
}`,tM=`#if DEPTH_PACKING == 3200
	uniform float opacity;
#endif
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
varying vec2 vHighPrecisionZW;
void main() {
	vec4 diffuseColor = vec4( 1.0 );
	#include <clipping_planes_fragment>
	#if DEPTH_PACKING == 3200
		diffuseColor.a = opacity;
	#endif
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <logdepthbuf_fragment>
	#ifdef USE_REVERSED_DEPTH_BUFFER
		float fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];
	#else
		float fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;
	#endif
	#if DEPTH_PACKING == 3200
		gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );
	#elif DEPTH_PACKING == 3201
		gl_FragColor = packDepthToRGBA( fragCoordZ );
	#elif DEPTH_PACKING == 3202
		gl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );
	#elif DEPTH_PACKING == 3203
		gl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );
	#endif
}`,nM=`#define DISTANCE
varying vec3 vWorldPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#include <morphinstance_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <worldpos_vertex>
	#include <clipping_planes_vertex>
	vWorldPosition = worldPosition.xyz;
}`,iM=`#define DISTANCE
uniform vec3 referencePosition;
uniform float nearDistance;
uniform float farDistance;
varying vec3 vWorldPosition;
#include <common>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <clipping_planes_pars_fragment>
void main () {
	vec4 diffuseColor = vec4( 1.0 );
	#include <clipping_planes_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	float dist = length( vWorldPosition - referencePosition );
	dist = ( dist - nearDistance ) / ( farDistance - nearDistance );
	dist = saturate( dist );
	gl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );
}`,sM=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
}`,rM=`uniform sampler2D tEquirect;
varying vec3 vWorldDirection;
#include <common>
void main() {
	vec3 direction = normalize( vWorldDirection );
	vec2 sampleUV = equirectUv( direction );
	gl_FragColor = texture2D( tEquirect, sampleUV );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,aM=`uniform float scale;
attribute float lineDistance;
varying float vLineDistance;
#include <common>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	vLineDistance = scale * lineDistance;
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,oM=`uniform vec3 diffuse;
uniform float opacity;
uniform float dashSize;
uniform float totalSize;
varying float vLineDistance;
#include <common>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	if ( mod( vLineDistance, totalSize ) > dashSize ) {
		discard;
	}
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,cM=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinbase_vertex>
		#include <skinnormal_vertex>
		#include <defaultnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <fog_vertex>
}`,lM=`uniform vec3 diffuse;
uniform float opacity;
#ifndef FLAT_SHADED
	varying vec3 vNormal;
#endif
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		reflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;
	#else
		reflectedLight.indirectDiffuse += vec3( 1.0 );
	#endif
	#include <aomap_fragment>
	reflectedLight.indirectDiffuse *= diffuseColor.rgb;
	vec3 outgoingLight = reflectedLight.indirectDiffuse;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,hM=`#define LAMBERT
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,uM=`#define LAMBERT
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <cube_uv_reflection_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <envmap_physical_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_lambert_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_lambert_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,dM=`#define MATCAP
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <displacementmap_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
	vViewPosition = - mvPosition.xyz;
}`,fM=`#define MATCAP
uniform vec3 diffuse;
uniform float opacity;
uniform sampler2D matcap;
varying vec3 vViewPosition;
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	vec3 viewDir = normalize( vViewPosition );
	vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );
	vec3 y = cross( viewDir, x );
	vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;
	#ifdef USE_MATCAP
		vec4 matcapColor = texture2D( matcap, uv );
	#else
		vec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );
	#endif
	vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,pM=`#define NORMAL
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	vViewPosition = - mvPosition.xyz;
#endif
}`,AM=`#define NORMAL
uniform float opacity;
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <uv_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	gl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );
	#ifdef OPAQUE
		gl_FragColor.a = 1.0;
	#endif
}`,gM=`#define PHONG
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,mM=`#define PHONG
uniform vec3 diffuse;
uniform vec3 emissive;
uniform vec3 specular;
uniform float shininess;
uniform float opacity;
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <cube_uv_reflection_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <envmap_physical_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_phong_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_phong_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,bM=`#define STANDARD
varying vec3 vViewPosition;
#ifdef USE_TRANSMISSION
	varying vec3 vWorldPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
#ifdef USE_TRANSMISSION
	vWorldPosition = worldPosition.xyz;
#endif
}`,xM=`#define STANDARD
#ifdef PHYSICAL
	#define IOR
	#define USE_SPECULAR
#endif
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float roughness;
uniform float metalness;
uniform float opacity;
#ifdef IOR
	uniform float ior;
#endif
#ifdef USE_SPECULAR
	uniform float specularIntensity;
	uniform vec3 specularColor;
	#ifdef USE_SPECULAR_COLORMAP
		uniform sampler2D specularColorMap;
	#endif
	#ifdef USE_SPECULAR_INTENSITYMAP
		uniform sampler2D specularIntensityMap;
	#endif
#endif
#ifdef USE_CLEARCOAT
	uniform float clearcoat;
	uniform float clearcoatRoughness;
#endif
#ifdef USE_DISPERSION
	uniform float dispersion;
#endif
#ifdef USE_IRIDESCENCE
	uniform float iridescence;
	uniform float iridescenceIOR;
	uniform float iridescenceThicknessMinimum;
	uniform float iridescenceThicknessMaximum;
#endif
#ifdef USE_SHEEN
	uniform vec3 sheenColor;
	uniform float sheenRoughness;
	#ifdef USE_SHEEN_COLORMAP
		uniform sampler2D sheenColorMap;
	#endif
	#ifdef USE_SHEEN_ROUGHNESSMAP
		uniform sampler2D sheenRoughnessMap;
	#endif
#endif
#ifdef USE_ANISOTROPY
	uniform vec2 anisotropyVector;
	#ifdef USE_ANISOTROPYMAP
		uniform sampler2D anisotropyMap;
	#endif
#endif
varying vec3 vViewPosition;
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <iridescence_fragment>
#include <cube_uv_reflection_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_physical_pars_fragment>
#include <fog_pars_fragment>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_physical_pars_fragment>
#include <transmission_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <clearcoat_pars_fragment>
#include <iridescence_pars_fragment>
#include <roughnessmap_pars_fragment>
#include <metalnessmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <roughnessmap_fragment>
	#include <metalnessmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <clearcoat_normal_fragment_begin>
	#include <clearcoat_normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_physical_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;
	vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;
	#include <transmission_fragment>
	vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;
	#ifdef USE_SHEEN
 
		outgoingLight = outgoingLight + sheenSpecularDirect + sheenSpecularIndirect;
 
 	#endif
	#ifdef USE_CLEARCOAT
		float dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );
		vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );
		outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;
	#endif
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,EM=`#define TOON
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,_M=`#define TOON
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <gradientmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_toon_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_toon_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,vM=`uniform float size;
uniform float scale;
#include <common>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
#ifdef USE_POINTS_UV
	varying vec2 vUv;
	uniform mat3 uvTransform;
#endif
void main() {
	#ifdef USE_POINTS_UV
		vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	#endif
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	gl_PointSize = size;
	#ifdef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );
	#endif
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <fog_vertex>
}`,yM=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <color_pars_fragment>
#include <map_particle_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_particle_fragment>
	#include <color_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,SM=`#include <common>
#include <batching_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <shadowmap_pars_vertex>
void main() {
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,CM=`uniform vec3 color;
uniform float opacity;
#include <common>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <logdepthbuf_pars_fragment>
#include <shadowmap_pars_fragment>
#include <shadowmask_pars_fragment>
void main() {
	#include <logdepthbuf_fragment>
	gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,MM=`uniform float rotation;
uniform vec2 center;
#include <common>
#include <uv_pars_vertex>
#include <fog_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	vec4 mvPosition = modelViewMatrix[ 3 ];
	vec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );
	#ifndef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) scale *= - mvPosition.z;
	#endif
	vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;
	vec2 rotatedPosition;
	rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;
	rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;
	mvPosition.xy += rotatedPosition;
	gl_Position = projectionMatrix * mvPosition;
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,IM=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
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I==="mediump"&&r.getShaderPrecisionFormat(r.VERTEX_SHADER,r.MEDIUM_FLOAT).precision>0&&r.getShaderPrecisionFormat(r.FRAGMENT_SHADER,r.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}let l=t.precision!==void 0?t.precision:"highp";const h=c(l);h!==l&&(Ie("WebGLRenderer:",l,"not supported, using",h,"instead."),l=h);const u=t.logarithmicDepthBuffer===!0,d=t.reversedDepthBuffer===!0&&e.has("EXT_clip_control"),f=r.getParameter(r.MAX_TEXTURE_IMAGE_UNITS),p=r.getParameter(r.MAX_VERTEX_TEXTURE_IMAGE_UNITS),m=r.getParameter(r.MAX_TEXTURE_SIZE),A=r.getParameter(r.MAX_CUBE_MAP_TEXTURE_SIZE),g=r.getParameter(r.MAX_VERTEX_ATTRIBS),b=r.getParameter(r.MAX_VERTEX_UNIFORM_VECTORS),x=r.getParameter(r.MAX_VARYING_VECTORS),_=r.getParameter(r.MAX_FRAGMENT_UNIFORM_VECTORS),v=r.getParameter(r.MAX_SAMPLES),S=r.getParameter(r.SAMPLES);return{isWebGL2:!0,getMaxAnisotropy:s,getMaxPrecision:c,textureFormatReadable:a,textureTypeReadable:o,precision:l,logarithmicDepthBuffer:u,reversedDepthBuffer:d,maxTextures:f,maxVertexTextures:p,maxTextureSize:m,maxCubemapSize:A,maxAttributes:g,maxVertexUniforms:b,maxVaryings:x,maxFragmentUniforms:_,maxSamples:v,samples:S}}function LM(r){const e=this;let t=null,n=0,i=!1,s=!1;const a=new Us,o=new Qe,c={value:null,needsUpdate:!1};this.uniform=c,this.numPlanes=0,this.numIntersection=0,this.init=function(u,d){const f=u.length!==0||d||n!==0||i;return i=d,n=u.length,f},this.beginShadows=function(){s=!0,h(null)},this.endShadows=function(){s=!1},this.setGlobalState=function(u,d){t=h(u,d,0)},this.setState=function(u,d,f){const p=u.clippingPlanes,m=u.clipIntersection,A=u.clipShadows,g=r.get(u);if(!i||p===null||p.length===0||s&&!A)s?h(null):l();else{const b=s?0:n,x=b*4;let _=g.clippingState||null;c.value=_,_=h(p,d,x,f);for(let v=0;v!==x;++v)_[v]=t[v];g.clippingState=_,this.numIntersection=m?this.numPlanes:0,this.numPlanes+=b}};function l(){c.value!==t&&(c.value=t,c.needsUpdate=n>0),e.numPlanes=n,e.numIntersection=0}function h(u,d,f,p){const m=u!==null?u.length:0;let A=null;if(m!==0){if(A=c.value,p!==!0||A===null){const g=f+m*4,b=d.matrixWorldInverse;o.getNormalMatrix(b),(A===null||A.length<g)&&(A=new Float32Array(g));for(let x=0,_=f;x!==m;++x,_+=4)a.copy(u[x]).applyMatrix4(b,o),a.normal.toArray(A,_),A[_+3]=a.constant}c.value=A,c.needsUpdate=!0}return e.numPlanes=m,e.numIntersection=0,A}}const fs=4,_A=[.125,.215,.35,.446,.526,.582],Vs=20,PM=256,Ba=new rr,vA=new Me;let zh=null,Vh=0,Wh=0,qh=!1;const FM=new R;class yA{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._backgroundBox=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._blurMaterial=null,this._ggxMaterial=null}fromScene(e,t=0,n=.1,i=100,s={}){const{size:a=256,position:o=FM}=s;zh=this._renderer.getRenderTarget(),Vh=this._renderer.getActiveCubeFace(),Wh=this._renderer.getActiveMipmapLevel(),qh=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const c=this._allocateTargets();return c.depthBuffer=!0,this._sceneToCubeUV(e,n,i,c,o),t>0&&this._blur(c,0,0,t),this._applyPMREM(c),this._cleanup(c),c}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){this._cubemapMaterial===null&&(this._cubemapMaterial=MA(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){this._equirectMaterial===null&&(this._equirectMaterial=CA(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),this._cubemapMaterial!==null&&this._cubemapMaterial.dispose(),this._equirectMaterial!==null&&this._equirectMaterial.dispose(),this._backgroundBox!==null&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){this._blurMaterial!==null&&this._blurMaterial.dispose(),this._ggxMaterial!==null&&this._ggxMaterial.dispose(),this._pingPongRenderTarget!==null&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodMeshes.length;e++)this._lodMeshes[e].geometry.dispose()}_cleanup(e){this._renderer.setRenderTarget(zh,Vh,Wh),this._renderer.xr.enabled=qh,e.scissorTest=!1,yr(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===gs||e.mapping===ia?this._setSize(e.image.length===0?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),zh=this._renderer.getRenderTarget(),Vh=this._renderer.getActiveCubeFace(),Wh=this._renderer.getActiveMipmapLevel(),qh=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;const n=t||this._allocateTargets();return this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,n={magFilter:qe,minFilter:qe,generateMipmaps:!1,type:yt,format:Tt,colorSpace:Ct,depthBuffer:!1},i=SA(e,t,n);if(this._pingPongRenderTarget===null||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){this._pingPongRenderTarget!==null&&this._dispose(),this._pingPongRenderTarget=SA(e,t,n);const{_lodMax:s}=this;({lodMeshes:this._lodMeshes,sizeLods:this._sizeLods,sigmas:this._sigmas}=NM(s)),this._blurMaterial=OM(s,e,t),this._ggxMaterial=UM(s,e,t)}return i}_compileMaterial(e){const t=new at(new on,e);this._renderer.compile(t,Ba)}_sceneToCubeUV(e,t,n,i,s){const c=new Jt(90,1,t,n),l=[1,-1,1,1,1,1],h=[1,1,1,-1,-1,-1],u=this._renderer,d=u.autoClear,f=u.toneMapping;u.getClearColor(vA),u.toneMapping=kn,u.autoClear=!1,u.state.buffers.depth.getReversed()&&(u.setRenderTarget(i),u.clearDepth(),u.setRenderTarget(null)),this._backgroundBox===null&&(this._backgroundBox=new at(new qi,new fn({name:"PMREM.Background",side:an,depthWrite:!1,depthTest:!1})));const m=this._backgroundBox,A=m.material;let g=!1;const b=e.background;b?b.isColor&&(A.color.copy(b),e.background=null,g=!0):(A.color.copy(vA),g=!0);for(let x=0;x<6;x++){const _=x%3;_===0?(c.up.set(0,l[x],0),c.position.set(s.x,s.y,s.z),c.lookAt(s.x+h[x],s.y,s.z)):_===1?(c.up.set(0,0,l[x]),c.position.set(s.x,s.y,s.z),c.lookAt(s.x,s.y+h[x],s.z)):(c.up.set(0,l[x],0),c.position.set(s.x,s.y,s.z),c.lookAt(s.x,s.y,s.z+h[x]));const v=this._cubeSize;yr(i,_*v,x>2?v:0,v,v),u.setRenderTarget(i),g&&u.render(m,c),u.render(e,c)}u.toneMapping=f,u.autoClear=d,e.background=b}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===gs||e.mapping===ia;i?(this._cubemapMaterial===null&&(this._cubemapMaterial=MA()),this._cubemapMaterial.uniforms.flipEnvMap.value=e.isRenderTargetTexture===!1?-1:1):this._equirectMaterial===null&&(this._equirectMaterial=CA());const s=i?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=s;const o=s.uniforms;o.envMap.value=e;const c=this._cubeSize;yr(t,0,0,3*c,2*c),n.setRenderTarget(t),n.render(a,Ba)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const i=this._lodMeshes.length;for(let s=1;s<i;s++)this._applyGGXFilter(e,s-1,s);t.autoClear=n}_applyGGXFilter(e,t,n){const i=this._renderer,s=this._pingPongRenderTarget,a=this._ggxMaterial,o=this._lodMeshes[n];o.material=a;const c=a.uniforms,l=n/(this._lodMeshes.length-1),h=t/(this._lodMeshes.length-1),u=Math.sqrt(l*l-h*h),d=0+l*1.25,f=u*d,{_lodMax:p}=this,m=this._sizeLods[n],A=3*m*(n>p-fs?n-p+fs:0),g=4*(this._cubeSize-m);c.envMap.value=e.texture,c.roughness.value=f,c.mipInt.value=p-t,yr(s,A,g,3*m,2*m),i.setRenderTarget(s),i.render(o,Ba),c.envMap.value=s.texture,c.roughness.value=0,c.mipInt.value=p-n,yr(e,A,g,3*m,2*m),i.setRenderTarget(e),i.render(o,Ba)}_blur(e,t,n,i,s){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,i,"latitudinal",s),this._halfBlur(a,e,n,n,i,"longitudinal",s)}_halfBlur(e,t,n,i,s,a,o){const c=this._renderer,l=this._blurMaterial;a!=="latitudinal"&&a!=="longitudinal"&&Pe("blur direction must be either latitudinal or longitudinal!");const h=3,u=this._lodMeshes[i];u.material=l;const d=l.uniforms,f=this._sizeLods[n]-1,p=isFinite(s)?Math.PI/(2*f):2*Math.PI/(2*Vs-1),m=s/p,A=isFinite(s)?1+Math.floor(h*m):Vs;A>Vs&&Ie(`sigmaRadians, ${s}, is too large and will clip, as it requested ${A} samples when the maximum is set to ${Vs}`);const g=[];let b=0;for(let I=0;I<Vs;++I){const E=I/m,C=Math.exp(-E*E/2);g.push(C),I===0?b+=C:I<A&&(b+=2*C)}for(let I=0;I<g.length;I++)g[I]=g[I]/b;d.envMap.value=e.texture,d.samples.value=A,d.weights.value=g,d.latitudinal.value=a==="latitudinal",o&&(d.poleAxis.value=o);const{_lodMax:x}=this;d.dTheta.value=p,d.mipInt.value=x-n;const _=this._sizeLods[i],v=3*_*(i>x-fs?i-x+fs:0),S=4*(this._cubeSize-_);yr(t,v,S,3*_,2*_),c.setRenderTarget(t),c.render(u,Ba)}}function NM(r){const e=[],t=[],n=[];let i=r;const s=r-fs+1+_A.length;for(let a=0;a<s;a++){const o=Math.pow(2,i);e.push(o);let c=1/o;a>r-fs?c=_A[a-r+fs-1]:a===0&&(c=0),t.push(c);const l=1/(o-2),h=-l,u=1+l,d=[h,h,u,h,u,u,h,h,u,u,h,u],f=6,p=6,m=3,A=2,g=1,b=new Float32Array(m*p*f),x=new Float32Array(A*p*f),_=new Float32Array(g*p*f);for(let S=0;S<f;S++){const I=S%3*2/3-1,E=S>2?0:-1,C=[I,E,0,I+2/3,E,0,I+2/3,E+1,0,I,E,0,I+2/3,E+1,0,I,E+1,0];b.set(C,m*p*S),x.set(d,A*p*S);const D=[S,S,S,S,S,S];_.set(D,g*p*S)}const v=new on;v.setAttribute("position",new Lt(b,m)),v.setAttribute("uv",new Lt(x,A)),v.setAttribute("faceIndex",new Lt(_,g)),n.push(new at(v,null)),i>fs&&i--}return{lodMeshes:n,sizeLods:e,sigmas:t}}function SA(r,e,t){const n=new yn(r,e,t);return n.texture.mapping=Kl,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function yr(r,e,t,n,i){r.viewport.set(e,t,n,i),r.scissor.set(e,t,n,i)}function UM(r,e,t){return new gn({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:PM,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${r}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:nh(),fragmentShader:`

			precision highp float;
			precision highp int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;
			uniform float roughness;
			uniform float mipInt;

			#define ENVMAP_TYPE_CUBE_UV
			#include <cube_uv_reflection_fragment>

			#define PI 3.14159265359

			// Van der Corput radical inverse
			float radicalInverse_VdC(uint bits) {
				bits = (bits << 16u) | (bits >> 16u);
				bits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);
				bits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);
				bits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);
				bits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);
				return float(bits) * 2.3283064365386963e-10; // / 0x100000000
			}

			// Hammersley sequence
			vec2 hammersley(uint i, uint N) {
				return vec2(float(i) / float(N), radicalInverse_VdC(i));
			}

			// GGX VNDF importance sampling (Eric Heitz 2018)
			// "Sampling the GGX Distribution of Visible Normals"
			// https://jcgt.org/published/0007/04/01/
			vec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {
				float alpha = roughness * roughness;

				// Section 4.1: Orthonormal basis
				vec3 T1 = vec3(1.0, 0.0, 0.0);
				vec3 T2 = cross(V, T1);

				// Section 4.2: Parameterization of projected area
				float r = sqrt(Xi.x);
				float phi = 2.0 * PI * Xi.y;
				float t1 = r * cos(phi);
				float t2 = r * sin(phi);
				float s = 0.5 * (1.0 + V.z);
				t2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;

				// Section 4.3: Reprojection onto hemisphere
				vec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * V;

				// Section 3.4: Transform back to ellipsoid configuration
				return normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));
			}

			void main() {
				vec3 N = normalize(vOutputDirection);
				vec3 V = N; // Assume view direction equals normal for pre-filtering

				vec3 prefilteredColor = vec3(0.0);
				float totalWeight = 0.0;

				// For very low roughness, just sample the environment directly
				if (roughness < 0.001) {
					gl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);
					return;
				}

				// Tangent space basis for VNDF sampling
				vec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);
				vec3 tangent = normalize(cross(up, N));
				vec3 bitangent = cross(N, tangent);

				for(uint i = 0u; i < uint(GGX_SAMPLES); i++) {
					vec2 Xi = hammersley(i, uint(GGX_SAMPLES));

					// For PMREM, V = N, so in tangent space V is always (0, 0, 1)
					vec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);

					// Transform H back to world space
					vec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);
					vec3 L = normalize(2.0 * dot(V, H) * H - V);

					float NdotL = max(dot(N, L), 0.0);

					if(NdotL > 0.0) {
						// Sample environment at fixed mip level
						// VNDF importance sampling handles the distribution filtering
						vec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);

						// Weight by NdotL for the split-sum approximation
						// VNDF PDF naturally accounts for the visible microfacet distribution
						prefilteredColor += sampleColor * NdotL;
						totalWeight += NdotL;
					}
				}

				if (totalWeight > 0.0) {
					prefilteredColor = prefilteredColor / totalWeight;
				}

				gl_FragColor = vec4(prefilteredColor, 1.0);
			}
		`,blending:Jn,depthTest:!1,depthWrite:!1})}function OM(r,e,t){const n=new Float32Array(Vs),i=new R(0,1,0);return new gn({name:"SphericalGaussianBlur",defines:{n:Vs,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${r}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:i}},vertexShader:nh(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

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

			#define ENVMAP_TYPE_CUBE_UV
			#include <cube_uv_reflection_fragment>

			vec3 getSample( float theta, vec3 axis ) {

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

				return bilinearCubeUV( envMap, sampleDirection, mipInt );

			}

			void main() {

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

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

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

				}

				axis = normalize( axis );

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

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

					if ( i >= samples ) {

						break;

					}

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

				}

			}
		`,blending:Jn,depthTest:!1,depthWrite:!1})}function CA(){return new gn({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:nh(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;

			#include <common>

			void main() {

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

				gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );

			}
		`,blending:Jn,depthTest:!1,depthWrite:!1})}function MA(){return new gn({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:nh(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			uniform float flipEnvMap;

			varying vec3 vOutputDirection;

			uniform samplerCube envMap;

			void main() {

				gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );

			}
		`,blending:Jn,depthTest:!1,depthWrite:!1})}function nh(){return`

		precision mediump float;
		precision mediump int;

		attribute float faceIndex;

		varying vec3 vOutputDirection;

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

			uv = 2.0 * uv - 1.0;

			vec3 direction = vec3( uv, 1.0 );

			if ( face == 0.0 ) {

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

			} else if ( face == 1.0 ) {

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

			} else if ( face == 2.0 ) {

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

			} else if ( face == 3.0 ) {

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

			} else if ( face == 4.0 ) {

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

			} else if ( face == 5.0 ) {

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

			}

			return direction;

		}

		void main() {

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

		}
	`}class ih extends yn{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 ab(i),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:`

				varying vec3 vWorldDirection;

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

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

				}

				void main() {

					vWorldDirection = transformDirection( position, modelMatrix );

					#include <begin_vertex>
					#include <project_vertex>

				}
			`,fragmentShader:`

				uniform sampler2D tEquirect;

				varying vec3 vWorldDirection;

				#include <common>

				void main() {

					vec3 direction = normalize( vWorldDirection );

					vec2 sampleUV = equirectUv( direction );

					gl_FragColor = texture2D( tEquirect, sampleUV );

				}
			`},i=new qi(5,5,5),s=new gn({name:"CubemapFromEquirect",uniforms:ha(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:an,blending:Jn});s.uniforms.tEquirect.value=t;const a=new at(i,s),o=t.minFilter;return t.minFilter===vn&&(t.minFilter=qe),new Xd(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)}}function kM(r){let e=new WeakMap,t=new WeakMap,n=null;function i(d,f=!1){return d==null?null:f?a(d):s(d)}function s(d){if(d&&d.isTexture){const f=d.mapping;if(f===sl||f===uh)if(e.has(d)){const p=e.get(d).texture;return o(p,d.mapping)}else{const p=d.image;if(p&&p.height>0){const m=new ih(p.height);return m.fromEquirectangularTexture(r,d),e.set(d,m),d.addEventListener("dispose",l),o(m.texture,d.mapping)}else return null}}return d}function a(d){if(d&&d.isTexture){const f=d.mapping,p=f===sl||f===uh,m=f===gs||f===ia;if(p||m){let A=t.get(d);const g=A!==void 0?A.texture.pmremVersion:0;if(d.isRenderTargetTexture&&d.pmremVersion!==g)return n===null&&(n=new yA(r)),A=p?n.fromEquirectangular(d,A):n.fromCubemap(d,A),A.texture.pmremVersion=d.pmremVersion,t.set(d,A),A.texture;if(A!==void 0)return A.texture;{const b=d.image;return p&&b&&b.height>0||m&&b&&c(b)?(n===null&&(n=new yA(r)),A=p?n.fromEquirectangular(d):n.fromCubemap(d),A.texture.pmremVersion=d.pmremVersion,t.set(d,A),d.addEventListener("dispose",h),A.texture):null}}}return d}function o(d,f){return f===sl?d.mapping=gs:f===uh&&(d.mapping=ia),d}function c(d){let f=0;const p=6;for(let m=0;m<p;m++)d[m]!==void 0&&f++;return f===p}function l(d){const f=d.target;f.removeEventListener("dispose",l);const p=e.get(f);p!==void 0&&(e.delete(f),p.dispose())}function h(d){const f=d.target;f.removeEventListener("dispose",h);const p=t.get(f);p!==void 0&&(t.delete(f),p.dispose())}function u(){e=new WeakMap,t=new 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i[d.id]===!0||(d.addEventListener("dispose",a),i[d.id]=!0,t.memory.geometries++),d}function c(u){const d=u.attributes;for(const f in d)e.update(d[f],r.ARRAY_BUFFER)}function l(u){const d=[],f=u.index,p=u.attributes.position;let m=0;if(p===void 0)return;if(f!==null){const b=f.array;m=f.version;for(let x=0,_=b.length;x<_;x+=3){const v=b[x+0],S=b[x+1],I=b[x+2];d.push(v,S,S,I,I,v)}}else{const b=p.array;m=p.version;for(let x=0,_=b.length/3-1;x<_;x+=3){const v=x+0,S=x+1,I=x+2;d.push(v,S,S,I,I,v)}}const A=new(p.count>=65535?tb:eb)(d,1);A.version=m;const g=s.get(u);g&&e.remove(g),s.set(u,A)}function h(u){const d=s.get(u);if(d){const f=u.index;f!==null&&d.version<f.version&&l(u)}else l(u);return s.get(u)}return{get:o,update:c,getWireframeAttribute:h}}function HM(r,e,t){let n;function i(d){n=d}let s,a;function o(d){s=d.type,a=d.bytesPerElement}function c(d,f){r.drawElements(n,f,s,d*a),t.update(f,n,1)}function l(d,f,p){p!==0&&(r.drawElementsInstanced(n,f,s,d*a,p),t.update(f,n,p))}function h(d,f,p){if(p===0)return;e.get("WEBGL_multi_draw").multiDrawElementsWEBGL(n,f,0,s,d,0,p);let A=0;for(let g=0;g<p;g++)A+=f[g];t.update(A,n,1)}function u(d,f,p,m){if(p===0)return;const A=e.get("WEBGL_multi_draw");if(A===null)for(let g=0;g<d.length;g++)l(d[g]/a,f[g],m[g]);else{A.multiDrawElementsInstancedWEBGL(n,f,0,s,d,0,m,0,p);let g=0;for(let b=0;b<p;b++)g+=f[b]*m[b];t.update(g,n,1)}}this.setMode=i,this.setIndex=o,this.render=c,this.renderInstances=l,this.renderMultiDraw=h,this.renderMultiDrawInstances=u}function zM(r){const e={geometries:0,textures:0},t={frame:0,calls:0,triangles:0,points:0,lines:0};function n(s,a,o){switch(t.calls++,a){case r.TRIANGLES:t.triangles+=o*(s/3);break;case r.LINES:t.lines+=o*(s/2);break;case r.LINE_STRIP:t.lines+=o*(s-1);break;case r.LINE_LOOP:t.lines+=o*s;break;case r.POINTS:t.points+=o*s;break;default:Pe("WebGLInfo: Unknown draw mode:",a);break}}function i(){t.calls=0,t.triangles=0,t.points=0,t.lines=0}return{memory:e,render:t,programs:null,autoReset:!0,reset:i,update:n}}function VM(r,e,t){const n=new WeakMap,i=new It;function s(a,o,c){const l=a.morphTargetInfluences,h=o.morphAttributes.position||o.morphAttributes.normal||o.morphAttributes.color,u=h!==void 0?h.length:0;let d=n.get(o);if(d===void 0||d.count!==u){let C=function(){I.dispose(),n.delete(o),o.removeEventListener("dispose",C)};d!==void 0&&d.texture.dispose();const f=o.morphAttributes.position!==void 0,p=o.morphAttributes.normal!==void 0,m=o.morphAttributes.color!==void 0,A=o.morphAttributes.position||[],g=o.morphAttributes.normal||[],b=o.morphAttributes.color||[];let x=0;f===!0&&(x=1),p===!0&&(x=2),m===!0&&(x=3);let _=o.attributes.position.count*x,v=1;_>e.maxTextureSize&&(v=Math.ceil(_/e.maxTextureSize),_=e.maxTextureSize);const S=new Float32Array(_*v*4*u),I=new Y0(S,_,v,u);I.type=Nt,I.needsUpdate=!0;const E=x*4;for(let D=0;D<u;D++){const w=A[D],L=g[D],U=b[D],P=_*v*4*D;for(let N=0;N<w.count;N++){const F=N*E;f===!0&&(i.fromBufferAttribute(w,N),S[P+F+0]=i.x,S[P+F+1]=i.y,S[P+F+2]=i.z,S[P+F+3]=0),p===!0&&(i.fromBufferAttribute(L,N),S[P+F+4]=i.x,S[P+F+5]=i.y,S[P+F+6]=i.z,S[P+F+7]=0),m===!0&&(i.fromBufferAttribute(U,N),S[P+F+8]=i.x,S[P+F+9]=i.y,S[P+F+10]=i.z,S[P+F+11]=U.itemSize===4?i.w:1)}}d={count:u,texture:I,size:new pe(_,v)},n.set(o,d),o.addEventListener("dispose",C)}if(a.isInstancedMesh===!0&&a.morphTexture!==null)c.getUniforms().setValue(r,"morphTexture",a.morphTexture,t);else{let f=0;for(let m=0;m<l.length;m++)f+=l[m];const p=o.morphTargetsRelative?1:1-f;c.getUniforms().setValue(r,"morphTargetBaseInfluence",p),c.getUniforms().setValue(r,"morphTargetInfluences",l)}c.getUniforms().setValue(r,"morphTargetsTexture",d.texture,t),c.getUniforms().setValue(r,"morphTargetsTextureSize",d.size)}return{update:s}}function WM(r,e,t,n,i){let s=new WeakMap;function a(l){const h=i.render.frame,u=l.geometry,d=e.get(l,u);if(s.get(d)!==h&&(e.update(d),s.set(d,h)),l.isInstancedMesh&&(l.hasEventListener("dispose",c)===!1&&l.addEventListener("dispose",c),s.get(l)!==h&&(t.update(l.instanceMatrix,r.ARRAY_BUFFER),l.instanceColor!==null&&t.update(l.instanceColor,r.ARRAY_BUFFER),s.set(l,h))),l.isSkinnedMesh){const f=l.skeleton;s.get(f)!==h&&(f.update(),s.set(f,h))}return d}function o(){s=new WeakMap}function c(l){const h=l.target;h.removeEventListener("dispose",c),n.releaseStatesOfObject(h),t.remove(h.instanceMatrix),h.instanceColor!==null&&t.remove(h.instanceColor)}return{update:a,dispose:o}}const qM={[_f]:"LINEAR_TONE_MAPPING",[vf]:"REINHARD_TONE_MAPPING",[yf]:"CINEON_TONE_MAPPING",[Sf]:"ACES_FILMIC_TONE_MAPPING",[Cf]:"AGX_TONE_MAPPING",[ta]:"NEUTRAL_TONE_MAPPING",[W0]:"CUSTOM_TONE_MAPPING"};function jM(r,e,t,n,i){const s=new yn(e,t,{type:r,depthBuffer:n,stencilBuffer:i}),a=new yn(e,t,{type:yt,depthBuffer:!1,stencilBuffer:!1}),o=new on;o.setAttribute("position",new tn([-1,3,0,-1,-1,0,3,-1,0],3)),o.setAttribute("uv",new tn([0,2,0,0,2,0],2));const c=new fy({uniforms:{tDiffuse:{value:null}},vertexShader:`
			precision highp float;

			uniform mat4 modelViewMatrix;
			uniform mat4 projectionMatrix;

			attribute vec3 position;
			attribute vec2 uv;

			varying vec2 vUv;

			void main() {
				vUv = uv;
				gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
			}`,fragmentShader:`
			precision highp float;

			uniform sampler2D tDiffuse;

			varying vec2 vUv;

			#include <tonemapping_pars_fragment>
			#include <colorspace_pars_fragment>

			void main() {
				gl_FragColor = texture2D( tDiffuse, vUv );

				#ifdef LINEAR_TONE_MAPPING
					gl_FragColor.rgb = LinearToneMapping( gl_FragColor.rgb );
				#elif defined( REINHARD_TONE_MAPPING )
					gl_FragColor.rgb = ReinhardToneMapping( gl_FragColor.rgb );
				#elif defined( CINEON_TONE_MAPPING )
					gl_FragColor.rgb = CineonToneMapping( gl_FragColor.rgb );
				#elif defined( ACES_FILMIC_TONE_MAPPING )
					gl_FragColor.rgb = ACESFilmicToneMapping( gl_FragColor.rgb );
				#elif defined( AGX_TONE_MAPPING )
					gl_FragColor.rgb = AgXToneMapping( gl_FragColor.rgb );
				#elif defined( NEUTRAL_TONE_MAPPING )
					gl_FragColor.rgb = NeutralToneMapping( gl_FragColor.rgb );
				#elif defined( CUSTOM_TONE_MAPPING )
					gl_FragColor.rgb = CustomToneMapping( gl_FragColor.rgb );
				#endif

				#ifdef SRGB_TRANSFER
					gl_FragColor = sRGBTransferOETF( gl_FragColor );
				#endif
			}`,depthTest:!1,depthWrite:!1}),l=new at(o,c),h=new rr(-1,1,1,-1,0,1);let u=null,d=null,f=!1,p,m=null,A=[],g=!1;this.setSize=function(b,x){s.setSize(b,x),a.setSize(b,x);for(let _=0;_<A.length;_++){const v=A[_];v.setSize&&v.setSize(b,x)}},this.setEffects=function(b){A=b,g=A.length>0&&A[0].isRenderPass===!0;const x=s.width,_=s.height;for(let v=0;v<A.length;v++){const S=A[v];S.setSize&&S.setSize(x,_)}},this.begin=function(b,x){if(f||b.toneMapping===kn&&A.length===0)return!1;if(m=x,x!==null){const _=x.width,v=x.height;(s.width!==_||s.height!==v)&&this.setSize(_,v)}return g===!1&&b.setRenderTarget(s),p=b.toneMapping,b.toneMapping=kn,!0},this.hasRenderPass=function(){return g},this.end=function(b,x){b.toneMapping=p,f=!0;let _=s,v=a;for(let S=0;S<A.length;S++){const I=A[S];if(I.enabled!==!1&&(I.render(b,v,_,x),I.needsSwap!==!1)){const E=_;_=v,v=E}}if(u!==b.outputColorSpace||d!==b.toneMapping){u=b.outputColorSpace,d=b.toneMapping,c.defines={},tt.getTransfer(u)===ft&&(c.defines.SRGB_TRANSFER="");const S=qM[d];S&&(c.defines[S]=""),c.needsUpdate=!0}c.uniforms.tDiffuse.value=_.texture,b.setRenderTarget(m),b.render(l,h),m=null,f=!1},this.isCompositing=function(){return f},this.dispose=function(){s.dispose(),a.dispose(),o.dispose(),c.dispose()}}const wb=new Rt,$d=new Po(1,1),Tb=new Y0,Rb=new J0,Bb=new ab,IA=[],wA=[],TA=new Float32Array(16),RA=new Float32Array(9),BA=new Float32Array(4);function _a(r,e,t){const n=r[0];if(n<=0||n>0)return r;const i=e*t;let s=IA[i];if(s===void 0&&(s=new Float32Array(i),IA[i]=s),e!==0){n.toArray(s,0);for(let a=1,o=0;a!==e;++a)o+=t,r[a].toArray(s,o)}return s}function qt(r,e){if(r.length!==e.length)return!1;for(let t=0,n=r.length;t<n;t++)if(r[t]!==e[t])return!1;return!0}function jt(r,e){for(let t=0,n=e.length;t<n;t++)r[t]=e[t]}function sh(r,e){let t=wA[e];t===void 0&&(t=new Int32Array(e),wA[e]=t);for(let n=0;n!==e;++n)t[n]=r.allocateTextureUnit();return t}function XM(r,e){const t=this.cache;t[0]!==e&&(r.uniform1f(this.addr,e),t[0]=e)}function KM(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y)&&(r.uniform2f(this.addr,e.x,e.y),t[0]=e.x,t[1]=e.y);else{if(qt(t,e))return;r.uniform2fv(this.addr,e),jt(t,e)}}function $M(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z)&&(r.uniform3f(this.addr,e.x,e.y,e.z),t[0]=e.x,t[1]=e.y,t[2]=e.z);else if(e.r!==void 0)(t[0]!==e.r||t[1]!==e.g||t[2]!==e.b)&&(r.uniform3f(this.addr,e.r,e.g,e.b),t[0]=e.r,t[1]=e.g,t[2]=e.b);else{if(qt(t,e))return;r.uniform3fv(this.addr,e),jt(t,e)}}function YM(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z||t[3]!==e.w)&&(r.uniform4f(this.addr,e.x,e.y,e.z,e.w),t[0]=e.x,t[1]=e.y,t[2]=e.z,t[3]=e.w);else{if(qt(t,e))return;r.uniform4fv(this.addr,e),jt(t,e)}}function JM(r,e){const t=this.cache,n=e.elements;if(n===void 0){if(qt(t,e))return;r.uniformMatrix2fv(this.addr,!1,e),jt(t,e)}else{if(qt(t,n))return;BA.set(n),r.uniformMatrix2fv(this.addr,!1,BA),jt(t,n)}}function ZM(r,e){const t=this.cache,n=e.elements;if(n===void 0){if(qt(t,e))return;r.uniformMatrix3fv(this.addr,!1,e),jt(t,e)}else{if(qt(t,n))return;RA.set(n),r.uniformMatrix3fv(this.addr,!1,RA),jt(t,n)}}function eI(r,e){const t=this.cache,n=e.elements;if(n===void 0){if(qt(t,e))return;r.uniformMatrix4fv(this.addr,!1,e),jt(t,e)}else{if(qt(t,n))return;TA.set(n),r.uniformMatrix4fv(this.addr,!1,TA),jt(t,n)}}function tI(r,e){const t=this.cache;t[0]!==e&&(r.uniform1i(this.addr,e),t[0]=e)}function nI(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y)&&(r.uniform2i(this.addr,e.x,e.y),t[0]=e.x,t[1]=e.y);else{if(qt(t,e))return;r.uniform2iv(this.addr,e),jt(t,e)}}function iI(r,e){const t=this.cache;if(e.x!==void 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vt={shaderID:q,shaderType:E.type,shaderName:E.name,vertexShader:fe,fragmentShader:Ge,defines:E.defines,customVertexShaderID:ze,customFragmentShaderID:X,isRawShaderMaterial:E.isRawShaderMaterial===!0,glslVersion:E.glslVersion,precision:d,batching:De,batchingColor:De&&L._colorsTexture!==null,instancing:He,instancingColor:He&&L.instanceColor!==null,instancingMorph:He&&L.morphTexture!==null,outputColorSpace:se===null?r.outputColorSpace:se.isXRRenderTarget===!0?se.texture.colorSpace:Ct,alphaToCoverage:!!E.alphaToCoverage,map:Fe,matcap:Ot,envMap:Ze,envMapMode:Ze&&k.mapping,envMapCubeUVHeight:$,aoMap:it,lightMap:bt,bumpMap:Ke,normalMap:kt,displacementMap:B,emissiveMap:Ht,normalMapObjectSpace:kt&&E.normalMapType===y_,normalMapTangentSpace:kt&&E.normalMapType===X0,metalnessMap:ct,roughnessMap:_t,anisotropy:Se,anisotropyMap:j,clearcoat:T,clearcoatMap:xe,clearcoatNormalMap:ce,clearcoatRoughnessMap:Be,dispersion:y,iridescence:Q,iridescenceMap:Ne,iridescenceThicknessMap:ne,sheen:K,sheenColorMap:re,sheenRoughnessMap:Ee,specularMap:ve,specularColorMap:Ae,specularIntensityMap:$e,transmission:ee,transmissionMap:O,thicknessMap:le,gradientMap:ae,opaque:E.transparent===!1&&E.blending===js&&E.alphaToCoverage===!1,alphaMap:me,alphaTest:ie,alphaHash:W,combine:E.combine,mapUv:Fe&&p(E.map.channel),aoMapUv:it&&p(E.aoMap.channel),lightMapUv:bt&&p(E.lightMap.channel),bumpMapUv:Ke&&p(E.bumpMap.channel),normalMapUv:kt&&p(E.normalMap.channel),displacementMapUv:B&&p(E.displacementMap.channel),emissiveMapUv:Ht&&p(E.emissiveMap.channel),metalnessMapUv:ct&&p(E.metalnessMap.channel),roughnessMapUv:_t&&p(E.roughnessMap.channel),anisotropyMapUv:j&&p(E.anisotropyMap.channel),clearcoatMapUv:xe&&p(E.clearcoatMap.channel),clearcoatNormalMapUv:ce&&p(E.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:Be&&p(E.clearcoatRoughnessMap.channel),iridescenceMapUv:Ne&&p(E.iridescenceMap.channel),iridescenceThicknessMapUv:ne&&p(E.iridescenceThicknessMap.channel),sheenColorMapUv:re&&p(E.sheenColorMap.channel),sheenRoughnessMapUv:Ee&&p(E.sheenRoughnessMap.channel),specularMapUv:ve&&p(E.specularMap.channel),specularColorMapUv:Ae&&p(E.specularColorMap.channel),specularIntensityMapUv:$e&&p(E.specularIntensityMap.channel),transmissionMapUv:O&&p(E.transmissionMap.channel),thicknessMapUv:le&&p(E.thicknessMap.channel),alphaMapUv:me&&p(E.alphaMap.channel),vertexTangents:!!P.attributes.tangent&&(kt||Se),vertexColors:E.vertexColors,vertexAlphas:E.vertexColors===!0&&!!P.attributes.color&&P.attributes.color.itemSize===4,pointsUvs:L.isPoints===!0&&!!P.attributes.uv&&(Fe||me),fog:!!U,useFog:E.fog===!0,fogExp2:!!U&&U.isFogExp2,flatShading:E.wireframe===!1&&(E.flatShading===!0||P.attributes.normal===void 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r.groupOrder!==e.groupOrder?r.groupOrder-e.groupOrder:r.renderOrder!==e.renderOrder?r.renderOrder-e.renderOrder:r.material.id!==e.material.id?r.material.id-e.material.id:r.materialVariant!==e.materialVariant?r.materialVariant-e.materialVariant:r.z!==e.z?r.z-e.z:r.id-e.id}function QA(r,e){return r.groupOrder!==e.groupOrder?r.groupOrder-e.groupOrder:r.renderOrder!==e.renderOrder?r.renderOrder-e.renderOrder:r.z!==e.z?e.z-r.z:r.id-e.id}function GA(){const r=[];let e=0;const t=[],n=[],i=[];function s(){e=0,t.length=0,n.length=0,i.length=0}function a(d){let f=0;return d.isInstancedMesh&&(f+=2),d.isSkinnedMesh&&(f+=1),f}function o(d,f,p,m,A,g){let b=r[e];return b===void 0?(b={id:d.id,object:d,geometry:f,material:p,materialVariant:a(d),groupOrder:m,renderOrder:d.renderOrder,z:A,group:g},r[e]=b):(b.id=d.id,b.object=d,b.geometry=f,b.material=p,b.materialVariant=a(d),b.groupOrder=m,b.renderOrder=d.renderOrder,b.z=A,b.group=g),e++,b}function c(d,f,p,m,A,g){const b=o(d,f,p,m,A,g);p.transmission>0?n.push(b):p.transparent===!0?i.push(b):t.push(b)}function l(d,f,p,m,A,g){const b=o(d,f,p,m,A,g);p.transmission>0?n.unshift(b):p.transparent===!0?i.unshift(b):t.unshift(b)}function h(d,f){t.length>1&&t.sort(d||Aw),n.length>1&&n.sort(f||QA),i.length>1&&i.sort(f||QA)}function u(){for(let d=e,f=r.length;d<f;d++){const p=r[d];if(p.id===null)break;p.id=null,p.object=null,p.geometry=null,p.material=null,p.group=null}}return{opaque:t,transmissive:n,transparent:i,init:s,push:c,unshift:l,finish:u,sort:h}}function gw(){let r=new WeakMap;function e(n,i){const s=r.get(n);let a;return s===void 0?(a=new GA,r.set(n,[a])):i>=s.length?(a=new GA,s.push(a)):a=s[i],a}function t(){r=new WeakMap}return{get:e,dispose:t}}function mw(){const r={};return{get:function(e){if(r[e.id]!==void 0)return r[e.id];let t;switch(e.type){case"DirectionalLight":t={direction:new R,color:new Me};break;case"SpotLight":t={position:new R,direction:new R,color:new Me,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":t={position:new R,color:new Me,distance:0,decay:0};break;case"HemisphereLight":t={direction:new R,skyColor:new Me,groundColor:new Me};break;case"RectAreaLight":t={color:new Me,position:new R,halfWidth:new R,halfHeight:new R};break}return r[e.id]=t,t}}}function bw(){const r={};return{get:function(e){if(r[e.id]!==void 0)return r[e.id];let t;switch(e.type){case"DirectionalLight":t={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new pe};break;case"SpotLight":t={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new pe};break;case"PointLight":t={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new pe,shadowCameraNear:1,shadowCameraFar:1e3};break}return r[e.id]=t,t}}}let xw=0;function Ew(r,e){return(e.castShadow?2:0)-(r.castShadow?2:0)+(e.map?1:0)-(r.map?1:0)}function _w(r){const e=new mw,t=bw(),n={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1,numLightProbes:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0,numLightProbes:0};for(let l=0;l<9;l++)n.probe.push(new R);const i=new R,s=new Oe,a=new Oe;function o(l){let h=0,u=0,d=0;for(let C=0;C<9;C++)n.probe[C].set(0,0,0);let f=0,p=0,m=0,A=0,g=0,b=0,x=0,_=0,v=0,S=0,I=0;l.sort(Ew);for(let C=0,D=l.length;C<D;C++){const w=l[C],L=w.color,U=w.intensity,P=w.distance;let N=null;if(w.shadow&&w.shadow.map&&(w.shadow.map.texture.format===Yn?N=w.shadow.map.texture:N=w.shadow.map.depthTexture||w.shadow.map.texture),w.isAmbientLight)h+=L.r*U,u+=L.g*U,d+=L.b*U;else if(w.isLightProbe){for(let F=0;F<9;F++)n.probe[F].addScaledVector(w.sh.coefficients[F],U);I++}else if(w.isDirectionalLight){const F=e.get(w);if(F.color.copy(w.color).multiplyScalar(w.intensity),w.castShadow){const k=w.shadow,$=t.get(w);$.shadowIntensity=k.intensity,$.shadowBias=k.bias,$.shadowNormalBias=k.normalBias,$.shadowRadius=k.radius,$.shadowMapSize=k.mapSize,n.directionalShadow[f]=$,n.directionalShadowMap[f]=N,n.directionalShadowMatrix[f]=w.shadow.matrix,b++}n.directional[f]=F,f++}else if(w.isSpotLight){const F=e.get(w);F.position.setFromMatrixPosition(w.matrixWorld),F.color.copy(L).multiplyScalar(U),F.distance=P,F.coneCos=Math.cos(w.angle),F.penumbraCos=Math.cos(w.angle*(1-w.penumbra)),F.decay=w.decay,n.spot[m]=F;const k=w.shadow;if(w.map&&(n.spotLightMap[v]=w.map,v++,k.updateMatrices(w),w.castShadow&&S++),n.spotLightMatrix[m]=k.matrix,w.castShadow){const $=t.get(w);$.shadowIntensity=k.intensity,$.shadowBias=k.bias,$.shadowNormalBias=k.normalBias,$.shadowRadius=k.radius,$.shadowMapSize=k.mapSize,n.spotShadow[m]=$,n.spotShadowMap[m]=N,_++}m++}else if(w.isRectAreaLight){const F=e.get(w);F.color.copy(L).multiplyScalar(U),F.halfWidth.set(w.width*.5,0,0),F.halfHeight.set(0,w.height*.5,0),n.rectArea[A]=F,A++}else if(w.isPointLight){const F=e.get(w);if(F.color.copy(w.color).multiplyScalar(w.intensity),F.distance=w.distance,F.decay=w.decay,w.castShadow){const k=w.shadow,$=t.get(w);$.shadowIntensity=k.intensity,$.shadowBias=k.bias,$.shadowNormalBias=k.normalBias,$.shadowRadius=k.radius,$.shadowMapSize=k.mapSize,$.shadowCameraNear=k.camera.near,$.shadowCameraFar=k.camera.far,n.pointShadow[p]=$,n.pointShadowMap[p]=N,n.pointShadowMatrix[p]=w.shadow.matrix,x++}n.point[p]=F,p++}else if(w.isHemisphereLight){const F=e.get(w);F.skyColor.copy(w.color).multiplyScalar(U),F.groundColor.copy(w.groundColor).multiplyScalar(U),n.hemi[g]=F,g++}}A>0&&(r.has("OES_texture_float_linear")===!0?(n.rectAreaLTC1=he.LTC_FLOAT_1,n.rectAreaLTC2=he.LTC_FLOAT_2):(n.rectAreaLTC1=he.LTC_HALF_1,n.rectAreaLTC2=he.LTC_HALF_2)),n.ambient[0]=h,n.ambient[1]=u,n.ambient[2]=d;const E=n.hash;(E.directionalLength!==f||E.pointLength!==p||E.spotLength!==m||E.rectAreaLength!==A||E.hemiLength!==g||E.numDirectionalShadows!==b||E.numPointShadows!==x||E.numSpotShadows!==_||E.numSpotMaps!==v||E.numLightProbes!==I)&&(n.directional.length=f,n.spot.length=m,n.rectArea.length=A,n.point.length=p,n.hemi.length=g,n.directionalShadow.length=b,n.directionalShadowMap.length=b,n.pointShadow.length=x,n.pointShadowMap.length=x,n.spotShadow.length=_,n.spotShadowMap.length=_,n.directionalShadowMatrix.length=b,n.pointShadowMatrix.length=x,n.spotLightMatrix.length=_+v-S,n.spotLightMap.length=v,n.numSpotLightShadowsWithMaps=S,n.numLightProbes=I,E.directionalLength=f,E.pointLength=p,E.spotLength=m,E.rectAreaLength=A,E.hemiLength=g,E.numDirectionalShadows=b,E.numPointShadows=x,E.numSpotShadows=_,E.numSpotMaps=v,E.numLightProbes=I,n.version=xw++)}function c(l,h){let u=0,d=0,f=0,p=0,m=0;const A=h.matrixWorldInverse;for(let g=0,b=l.length;g<b;g++){const x=l[g];if(x.isDirectionalLight){const _=n.directional[u];_.direction.setFromMatrixPosition(x.matrixWorld),i.setFromMatrixPosition(x.target.matrixWorld),_.direction.sub(i),_.direction.transformDirection(A),u++}else if(x.isSpotLight){const _=n.spot[f];_.position.setFromMatrixPosition(x.matrixWorld),_.position.applyMatrix4(A),_.direction.setFromMatrixPosition(x.matrixWorld),i.setFromMatrixPosition(x.target.matrixWorld),_.direction.sub(i),_.direction.transformDirection(A),f++}else if(x.isRectAreaLight){const _=n.rectArea[p];_.position.setFromMatrixPosition(x.matrixWorld),_.position.applyMatrix4(A),a.identity(),s.copy(x.matrixWorld),s.premultiply(A),a.extractRotation(s),_.halfWidth.set(x.width*.5,0,0),_.halfHeight.set(0,x.height*.5,0),_.halfWidth.applyMatrix4(a),_.halfHeight.applyMatrix4(a),p++}else if(x.isPointLight){const _=n.point[d];_.position.setFromMatrixPosition(x.matrixWorld),_.position.applyMatrix4(A),d++}else if(x.isHemisphereLight){const _=n.hemi[m];_.direction.setFromMatrixPosition(x.matrixWorld),_.direction.transformDirection(A),m++}}}return{setup:o,setupView:c,state:n}}function HA(r){const e=new _w(r),t=[],n=[];function i(h){l.camera=h,t.length=0,n.length=0}function s(h){t.push(h)}function a(h){n.push(h)}function o(){e.setup(t)}function c(h){e.setupView(t,h)}const l={lightsArray:t,shadowsArray:n,camera:null,lights:e,transmissionRenderTarget:{}};return{init:i,state:l,setupLights:o,setupLightsView:c,pushLight:s,pushShadow:a}}function vw(r){let e=new WeakMap;function t(i,s=0){const a=e.get(i);let o;return a===void 0?(o=new HA(r),e.set(i,[o])):s>=a.length?(o=new HA(r),a.push(o)):o=a[s],o}function n(){e=new WeakMap}return{get:t,dispose:n}}const yw=`void main() {
	gl_Position = vec4( position, 1.0 );
}`,Sw=`uniform sampler2D shadow_pass;
uniform vec2 resolution;
uniform float radius;
void main() {
	const float samples = float( VSM_SAMPLES );
	float mean = 0.0;
	float squared_mean = 0.0;
	float uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );
	float uvStart = samples <= 1.0 ? 0.0 : - 1.0;
	for ( float i = 0.0; i < samples; i ++ ) {
		float uvOffset = uvStart + i * uvStride;
		#ifdef HORIZONTAL_PASS
			vec2 distribution = texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ).rg;
			mean += distribution.x;
			squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;
		#else
			float depth = texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ).r;
			mean += depth;
			squared_mean += depth * depth;
		#endif
	}
	mean = mean / samples;
	squared_mean = squared_mean / samples;
	float std_dev = sqrt( max( 0.0, squared_mean - mean * mean ) );
	gl_FragColor = vec4( mean, std_dev, 0.0, 1.0 );
}`,Cw=[new R(1,0,0),new R(-1,0,0),new R(0,1,0),new R(0,-1,0),new R(0,0,1),new R(0,0,-1)],Mw=[new R(0,-1,0),new R(0,-1,0),new R(0,0,1),new R(0,0,-1),new R(0,-1,0),new R(0,-1,0)],zA=new Oe,Da=new R,Xh=new R;function Iw(r,e,t){let n=new kf;const i=new pe,s=new pe,a=new It,o=new bb,c=new py,l={},h=t.maxTextureSize,u={[ei]:an,[an]:ei,[Wt]:Wt},d=new gn({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new pe},radius:{value:4}},vertexShader:yw,fragmentShader:Sw}),f=d.clone();f.defines.HORIZONTAL_PASS=1;const p=new on;p.setAttribute("position",new Lt(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const m=new at(p,d),A=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=il;let g=this.type;this.render=function(S,I,E){if(A.enabled===!1||A.autoUpdate===!1&&A.needsUpdate===!1||S.length===0)return;this.type===JE&&(Ie("WebGLShadowMap: PCFSoftShadowMap has been deprecated. Using PCFShadowMap instead."),this.type=il);const C=r.getRenderTarget(),D=r.getActiveCubeFace(),w=r.getActiveMipmapLevel(),L=r.state;L.setBlending(Jn),L.buffers.depth.getReversed()===!0?L.buffers.color.setClear(0,0,0,0):L.buffers.color.setClear(1,1,1,1),L.buffers.depth.setTest(!0),L.setScissorTest(!1);const U=g!==this.type;U&&I.traverse(function(P){P.material&&(Array.isArray(P.material)?P.material.forEach(N=>N.needsUpdate=!0):P.material.needsUpdate=!0)});for(let P=0,N=S.length;P<N;P++){const F=S[P],k=F.shadow;if(k===void 0){Ie("WebGLShadowMap:",F,"has no shadow.");continue}if(k.autoUpdate===!1&&k.needsUpdate===!1)continue;i.copy(k.mapSize);const $=k.getFrameExtents();i.multiply($),s.copy(k.mapSize),(i.x>h||i.y>h)&&(i.x>h&&(s.x=Math.floor(h/$.x),i.x=s.x*$.x,k.mapSize.x=s.x),i.y>h&&(s.y=Math.floor(h/$.y),i.y=s.y*$.y,k.mapSize.y=s.y));const q=r.state.buffers.depth.getReversed();if(k.camera._reversedDepth=q,k.map===null||U===!0){if(k.map!==null&&(k.map.depthTexture!==null&&(k.map.depthTexture.dispose(),k.map.depthTexture=null),k.map.dispose()),this.type===no){if(F.isPointLight){Ie("WebGLShadowMap: VSM shadow maps are not supported for PointLights. Use PCF or BasicShadowMap instead.");continue}k.map=new yn(i.x,i.y,{format:Yn,type:yt,minFilter:qe,magFilter:qe,generateMipmaps:!1}),k.map.texture.name=F.name+".shadowMap",k.map.depthTexture=new Po(i.x,i.y,Nt),k.map.depthTexture.name=F.name+".shadowMapDepth",k.map.depthTexture.format=Wi,k.map.depthTexture.compareFunction=null,k.map.depthTexture.minFilter=St,k.map.depthTexture.magFilter=St}else F.isPointLight?(k.map=new ih(i.x),k.map.depthTexture=new Rv(i.x,ni)):(k.map=new yn(i.x,i.y),k.map.depthTexture=new Po(i.x,i.y,ni)),k.map.depthTexture.name=F.name+".shadowMap",k.map.depthTexture.format=Wi,this.type===il?(k.map.depthTexture.compareFunction=q?Ff:Pf,k.map.depthTexture.minFilter=qe,k.map.depthTexture.magFilter=qe):(k.map.depthTexture.compareFunction=null,k.map.depthTexture.minFilter=St,k.map.depthTexture.magFilter=St);k.camera.updateProjectionMatrix()}const te=k.map.isWebGLCubeRenderTarget?6:1;for(let Z=0;Z<te;Z++){if(k.map.isWebGLCubeRenderTarget)r.setRenderTarget(k.map,Z),r.clear();else{Z===0&&(r.setRenderTarget(k.map),r.clear());const Y=k.getViewport(Z);a.set(s.x*Y.x,s.y*Y.y,s.x*Y.z,s.y*Y.w),L.viewport(a)}if(F.isPointLight){const Y=k.camera,fe=k.matrix,Ge=F.distance||Y.far;Ge!==Y.far&&(Y.far=Ge,Y.updateProjectionMatrix()),Da.setFromMatrixPosition(F.matrixWorld),Y.position.copy(Da),Xh.copy(Y.position),Xh.add(Cw[Z]),Y.up.copy(Mw[Z]),Y.lookAt(Xh),Y.updateMatrixWorld(),fe.makeTranslation(-Da.x,-Da.y,-Da.z),zA.multiplyMatrices(Y.projectionMatrix,Y.matrixWorldInverse),k._frustum.setFromProjectionMatrix(zA,Y.coordinateSystem,Y.reversedDepth)}else k.updateMatrices(F);n=k.getFrustum(),_(I,E,k.camera,F,this.type)}k.isPointLightShadow!==!0&&this.type===no&&b(k,E),k.needsUpdate=!1}g=this.type,A.needsUpdate=!1,r.setRenderTarget(C,D,w)};function b(S,I){const E=e.update(m);d.defines.VSM_SAMPLES!==S.blurSamples&&(d.defines.VSM_SAMPLES=S.blurSamples,f.defines.VSM_SAMPLES=S.blurSamples,d.needsUpdate=!0,f.needsUpdate=!0),S.mapPass===null&&(S.mapPass=new yn(i.x,i.y,{format:Yn,type:yt})),d.uniforms.shadow_pass.value=S.map.depthTexture,d.uniforms.resolution.value=S.mapSize,d.uniforms.radius.value=S.radius,r.setRenderTarget(S.mapPass),r.clear(),r.renderBufferDirect(I,null,E,d,m,null),f.uniforms.shadow_pass.value=S.mapPass.texture,f.uniforms.resolution.value=S.mapSize,f.uniforms.radius.value=S.radius,r.setRenderTarget(S.map),r.clear(),r.renderBufferDirect(I,null,E,f,m,null)}function x(S,I,E,C){let D=null;const w=E.isPointLight===!0?S.customDistanceMaterial:S.customDepthMaterial;if(w!==void 0)D=w;else if(D=E.isPointLight===!0?c:o,r.localClippingEnabled&&I.clipShadows===!0&&Array.isArray(I.clippingPlanes)&&I.clippingPlanes.length!==0||I.displacementMap&&I.displacementScale!==0||I.alphaMap&&I.alphaTest>0||I.map&&I.alphaTest>0||I.alphaToCoverage===!0){const L=D.uuid,U=I.uuid;let P=l[L];P===void 0&&(P={},l[L]=P);let N=P[U];N===void 0&&(N=D.clone(),P[U]=N,I.addEventListener("dispose",v)),D=N}if(D.visible=I.visible,D.wireframe=I.wireframe,C===no?D.side=I.shadowSide!==null?I.shadowSide:I.side:D.side=I.shadowSide!==null?I.shadowSide:u[I.side],D.alphaMap=I.alphaMap,D.alphaTest=I.alphaToCoverage===!0?.5:I.alphaTest,D.map=I.map,D.clipShadows=I.clipShadows,D.clippingPlanes=I.clippingPlanes,D.clipIntersection=I.clipIntersection,D.displacementMap=I.displacementMap,D.displacementScale=I.displacementScale,D.displacementBias=I.displacementBias,D.wireframeLinewidth=I.wireframeLinewidth,D.linewidth=I.linewidth,E.isPointLight===!0&&D.isMeshDistanceMaterial===!0){const L=r.properties.get(D);L.light=E}return D}function _(S,I,E,C,D){if(S.visible===!1)return;if(S.layers.test(I.layers)&&(S.isMesh||S.isLine||S.isPoints)&&(S.castShadow||S.receiveShadow&&D===no)&&(!S.frustumCulled||n.intersectsObject(S))){S.modelViewMatrix.multiplyMatrices(E.matrixWorldInverse,S.matrixWorld);const U=e.update(S),P=S.material;if(Array.isArray(P)){const N=U.groups;for(let F=0,k=N.length;F<k;F++){const $=N[F],q=P[$.materialIndex];if(q&&q.visible){const te=x(S,q,C,D);S.onBeforeShadow(r,S,I,E,U,te,$),r.renderBufferDirect(E,null,U,te,S,$),S.onAfterShadow(r,S,I,E,U,te,$)}}}else if(P.visible){const N=x(S,P,C,D);S.onBeforeShadow(r,S,I,E,U,N,null),r.renderBufferDirect(E,null,U,N,S,null),S.onAfterShadow(r,S,I,E,U,N,null)}}const L=S.children;for(let U=0,P=L.length;U<P;U++)_(L[U],I,E,C,D)}function v(S){S.target.removeEventListener("dispose",v);for(const E in l){const C=l[E],D=S.target.uuid;D in C&&(C[D].dispose(),delete C[D])}}}function ww(r,e){function t(){let O=!1;const le=new It;let 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re=Math.max(1,y.width>>j),Ee=Math.max(1,y.height>>j);ee===r.TEXTURE_3D||ee===r.TEXTURE_2D_ARRAY?t.texImage3D(ee,j,Be,re,Ee,y.depth,0,xe,ce,null):t.texImage2D(ee,j,Be,re,Ee,0,xe,ce,null)}t.bindFramebuffer(r.FRAMEBUFFER,T),Ht(y)?o.framebufferTexture2DMultisampleEXT(r.FRAMEBUFFER,K,ee,ne.__webglTexture,0,B(y)):(ee===r.TEXTURE_2D||ee>=r.TEXTURE_CUBE_MAP_POSITIVE_X&&ee<=r.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&r.framebufferTexture2D(r.FRAMEBUFFER,K,ee,ne.__webglTexture,j),t.bindFramebuffer(r.FRAMEBUFFER,null)}function He(T,y,Q){if(r.bindRenderbuffer(r.RENDERBUFFER,T),y.depthBuffer){const K=y.depthTexture,ee=K&&K.isDepthTexture?K.type:null,j=_(y.stencilBuffer,ee),xe=y.stencilBuffer?r.DEPTH_STENCIL_ATTACHMENT:r.DEPTH_ATTACHMENT;Ht(y)?o.renderbufferStorageMultisampleEXT(r.RENDERBUFFER,B(y),j,y.width,y.height):Q?r.renderbufferStorageMultisample(r.RENDERBUFFER,B(y),j,y.width,y.height):r.renderbufferStorage(r.RENDERBUFFER,j,y.width,y.height),r.framebufferRenderbuffer(r.FRAMEBUFFER,xe,r.RENDERBUFFER,T)}else{const K=y.textures;for(let ee=0;ee<K.length;ee++){const j=K[ee],xe=s.convert(j.format,j.colorSpace),ce=s.convert(j.type),Be=x(j.internalFormat,xe,ce,j.colorSpace);Ht(y)?o.renderbufferStorageMultisampleEXT(r.RENDERBUFFER,B(y),Be,y.width,y.height):Q?r.renderbufferStorageMultisample(r.RENDERBUFFER,B(y),Be,y.width,y.height):r.renderbufferStorage(r.RENDERBUFFER,Be,y.width,y.height)}}r.bindRenderbuffer(r.RENDERBUFFER,null)}function De(T,y,Q){const K=y.isWebGLCubeRenderTarget===!0;if(t.bindFramebuffer(r.FRAMEBUFFER,T),!(y.depthTexture&&y.depthTexture.isDepthTexture))throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");const ee=n.get(y.depthTexture);if(ee.__renderTarget=y,(!ee.__webglTexture||y.depthTexture.image.width!==y.width||y.depthTexture.image.height!==y.height)&&(y.depthTexture.image.width=y.width,y.depthTexture.image.height=y.height,y.depthTexture.needsUpdate=!0),K){if(ee.__webglInit===void 0&&(ee.__webglInit=!0,y.depthTexture.addEventListener("dispose",S)),ee.__webglTexture===void 0){ee.__webglTexture=r.createTexture(),t.bindTexture(r.TEXTURE_CUBE_MAP,ee.__webglTexture),Y(r.TEXTURE_CUBE_MAP,y.depthTexture);const Ne=s.convert(y.depthTexture.format),ne=s.convert(y.depthTexture.type);let re;y.depthTexture.format===Wi?re=r.DEPTH_COMPONENT24:y.depthTexture.format===qs&&(re=r.DEPTH24_STENCIL8);for(let Ee=0;Ee<6;Ee++)r.texImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Ee,0,re,y.width,y.height,0,Ne,ne,null)}}else N(y.depthTexture,0);const j=ee.__webglTexture,xe=B(y),ce=K?r.TEXTURE_CUBE_MAP_POSITIVE_X+Q:r.TEXTURE_2D,Be=y.depthTexture.format===qs?r.DEPTH_STENCIL_ATTACHMENT:r.DEPTH_ATTACHMENT;if(y.depthTexture.format===Wi)Ht(y)?o.framebufferTexture2DMultisampleEXT(r.FRAMEBUFFER,Be,ce,j,0,xe):r.framebufferTexture2D(r.FRAMEBUFFER,Be,ce,j,0);else if(y.depthTexture.format===qs)Ht(y)?o.framebufferTexture2DMultisampleEXT(r.FRAMEBUFFER,Be,ce,j,0,xe):r.framebufferTexture2D(r.FRAMEBUFFER,Be,ce,j,0);else throw new Error("Unknown depthTexture format")}function Fe(T){const y=n.get(T),Q=T.isWebGLCubeRenderTarget===!0;if(y.__boundDepthTexture!==T.depthTexture){const K=T.depthTexture;if(y.__depthDisposeCallback&&y.__depthDisposeCallback(),K){const ee=()=>{delete y.__boundDepthTexture,delete y.__depthDisposeCallback,K.removeEventListener("dispose",ee)};K.addEventListener("dispose",ee),y.__depthDisposeCallback=ee}y.__boundDepthTexture=K}if(T.depthTexture&&!y.__autoAllocateDepthBuffer)if(Q)for(let K=0;K<6;K++)De(y.__webglFramebuffer[K],T,K);else{const K=T.texture.mipmaps;K&&K.length>0?De(y.__webglFramebuffer[0],T,0):De(y.__webglFramebuffer,T,0)}else if(Q){y.__webglDepthbuffer=[];for(let K=0;K<6;K++)if(t.bindFramebuffer(r.FRAMEBUFFER,y.__webglFramebuffer[K]),y.__webglDepthbuffer[K]===void 0)y.__webglDepthbuffer[K]=r.createRenderbuffer(),He(y.__webglDepthbuffer[K],T,!1);else{const ee=T.stencilBuffer?r.DEPTH_STENCIL_ATTACHMENT:r.DEPTH_ATTACHMENT,j=y.__webglDepthbuffer[K];r.bindRenderbuffer(r.RENDERBUFFER,j),r.framebufferRenderbuffer(r.FRAMEBUFFER,ee,r.RENDERBUFFER,j)}}else{const K=T.texture.mipmaps;if(K&&K.length>0?t.bindFramebuffer(r.FRAMEBUFFER,y.__webglFramebuffer[0]):t.bindFramebuffer(r.FRAMEBUFFER,y.__webglFramebuffer),y.__webglDepthbuffer===void 0)y.__webglDepthbuffer=r.createRenderbuffer(),He(y.__webglDepthbuffer,T,!1);else{const ee=T.stencilBuffer?r.DEPTH_STENCIL_ATTACHMENT:r.DEPTH_ATTACHMENT,j=y.__webglDepthbuffer;r.bindRenderbuffer(r.RENDERBUFFER,j),r.framebufferRenderbuffer(r.FRAMEBUFFER,ee,r.RENDERBUFFER,j)}}t.bindFramebuffer(r.FRAMEBUFFER,null)}function Ot(T,y,Q){const K=n.get(T);y!==void 0&&oe(K.__webglFramebuffer,T,T.texture,r.COLOR_ATTACHMENT0,r.TEXTURE_2D,0),Q!==void 0&&Fe(T)}function Ze(T){const y=T.texture,Q=n.get(T),K=n.get(y);T.addEventListener("dispose",I);const ee=T.textures,j=T.isWebGLCubeRenderTarget===!0,xe=ee.length>1;if(xe||(K.__webglTexture===void 0&&(K.__webglTexture=r.createTexture()),K.__version=y.version,a.memory.textures++),j){Q.__webglFramebuffer=[];for(let ce=0;ce<6;ce++)if(y.mipmaps&&y.mipmaps.length>0){Q.__webglFramebuffer[ce]=[];for(let Be=0;Be<y.mipmaps.length;Be++)Q.__webglFramebuffer[ce][Be]=r.createFramebuffer()}else Q.__webglFramebuffer[ce]=r.createFramebuffer()}else{if(y.mipmaps&&y.mipmaps.length>0){Q.__webglFramebuffer=[];for(let ce=0;ce<y.mipmaps.length;ce++)Q.__webglFramebuffer[ce]=r.createFramebuffer()}else Q.__webglFramebuffer=r.createFramebuffer();if(xe)for(let ce=0,Be=ee.length;ce<Be;ce++){const Ne=n.get(ee[ce]);Ne.__webglTexture===void 0&&(Ne.__webglTexture=r.createTexture(),a.memory.textures++)}if(T.samples>0&&Ht(T)===!1){Q.__webglMultisampledFramebuffer=r.createFramebuffer(),Q.__webglColorRenderbuffer=[],t.bindFramebuffer(r.FRAMEBUFFER,Q.__webglMultisampledFramebuffer);for(let ce=0;ce<ee.length;ce++){const Be=ee[ce];Q.__webglColorRenderbuffer[ce]=r.createRenderbuffer(),r.bindRenderbuffer(r.RENDERBUFFER,Q.__webglColorRenderbuffer[ce]);const Ne=s.convert(Be.format,Be.colorSpace),ne=s.convert(Be.type),re=x(Be.internalFormat,Ne,ne,Be.colorSpace,T.isXRRenderTarget===!0),Ee=B(T);r.renderbufferStorageMultisample(r.RENDERBUFFER,Ee,re,T.width,T.height),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+ce,r.RENDERBUFFER,Q.__webglColorRenderbuffer[ce])}r.bindRenderbuffer(r.RENDERBUFFER,null),T.depthBuffer&&(Q.__webglDepthRenderbuffer=r.createRenderbuffer(),He(Q.__webglDepthRenderbuffer,T,!0)),t.bindFramebuffer(r.FRAMEBUFFER,null)}}if(j){t.bindTexture(r.TEXTURE_CUBE_MAP,K.__webglTexture),Y(r.TEXTURE_CUBE_MAP,y);for(let ce=0;ce<6;ce++)if(y.mipmaps&&y.mipmaps.length>0)for(let Be=0;Be<y.mipmaps.length;Be++)oe(Q.__webglFramebuffer[ce][Be],T,y,r.COLOR_ATTACHMENT0,r.TEXTURE_CUBE_MAP_POSITIVE_X+ce,Be);else oe(Q.__webglFramebuffer[ce],T,y,r.COLOR_ATTACHMENT0,r.TEXTURE_CUBE_MAP_POSITIVE_X+ce,0);A(y)&&g(r.TEXTURE_CUBE_MAP),t.unbindTexture()}else if(xe){for(let ce=0,Be=ee.length;ce<Be;ce++){const Ne=ee[ce],ne=n.get(Ne);let re=r.TEXTURE_2D;(T.isWebGL3DRenderTarget||T.isWebGLArrayRenderTarget)&&(re=T.isWebGL3DRenderTarget?r.TEXTURE_3D:r.TEXTURE_2D_ARRAY),t.bindTexture(re,ne.__webglTexture),Y(re,Ne),oe(Q.__webglFramebuffer,T,Ne,r.COLOR_ATTACHMENT0+ce,re,0),A(Ne)&&g(re)}t.unbindTexture()}else{let ce=r.TEXTURE_2D;if((T.isWebGL3DRenderTarget||T.isWebGLArrayRenderTarget)&&(ce=T.isWebGL3DRenderTarget?r.TEXTURE_3D:r.TEXTURE_2D_ARRAY),t.bindTexture(ce,K.__webglTexture),Y(ce,y),y.mipmaps&&y.mipmaps.length>0)for(let Be=0;Be<y.mipmaps.length;Be++)oe(Q.__webglFramebuffer[Be],T,y,r.COLOR_ATTACHMENT0,ce,Be);else oe(Q.__webglFramebuffer,T,y,r.COLOR_ATTACHMENT0,ce,0);A(y)&&g(ce),t.unbindTexture()}T.depthBuffer&&Fe(T)}function it(T){const y=T.textures;for(let Q=0,K=y.length;Q<K;Q++){const ee=y[Q];if(A(ee)){const j=b(T),xe=n.get(ee).__webglTexture;t.bindTexture(j,xe),g(j),t.unbindTexture()}}}const bt=[],Ke=[];function kt(T){if(T.samples>0){if(Ht(T)===!1){const y=T.textures,Q=T.width,K=T.height;let ee=r.COLOR_BUFFER_BIT;const j=T.stencilBuffer?r.DEPTH_STENCIL_ATTACHMENT:r.DEPTH_ATTACHMENT,xe=n.get(T),ce=y.length>1;if(ce)for(let Ne=0;Ne<y.length;Ne++)t.bindFramebuffer(r.FRAMEBUFFER,xe.__webglMultisampledFramebuffer),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+Ne,r.RENDERBUFFER,null),t.bindFramebuffer(r.FRAMEBUFFER,xe.__webglFramebuffer),r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,r.COLOR_ATTACHMENT0+Ne,r.TEXTURE_2D,null,0);t.bindFramebuffer(r.READ_FRAMEBUFFER,xe.__webglMultisampledFramebuffer);const Be=T.texture.mipmaps;Be&&Be.length>0?t.bindFramebuffer(r.DRAW_FRAMEBUFFER,xe.__webglFramebuffer[0]):t.bindFramebuffer(r.DRAW_FRAMEBUFFER,xe.__webglFramebuffer);for(let Ne=0;Ne<y.length;Ne++){if(T.resolveDepthBuffer&&(T.depthBuffer&&(ee|=r.DEPTH_BUFFER_BIT),T.stencilBuffer&&T.resolveStencilBuffer&&(ee|=r.STENCIL_BUFFER_BIT)),ce){r.framebufferRenderbuffer(r.READ_FRAMEBUFFER,r.COLOR_ATTACHMENT0,r.RENDERBUFFER,xe.__webglColorRenderbuffer[Ne]);const ne=n.get(y[Ne]).__webglTexture;r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,r.COLOR_ATTACHMENT0,r.TEXTURE_2D,ne,0)}r.blitFramebuffer(0,0,Q,K,0,0,Q,K,ee,r.NEAREST),c===!0&&(bt.length=0,Ke.length=0,bt.push(r.COLOR_ATTACHMENT0+Ne),T.depthBuffer&&T.resolveDepthBuffer===!1&&(bt.push(j),Ke.push(j),r.invalidateFramebuffer(r.DRAW_FRAMEBUFFER,Ke)),r.invalidateFramebuffer(r.READ_FRAMEBUFFER,bt))}if(t.bindFramebuffer(r.READ_FRAMEBUFFER,null),t.bindFramebuffer(r.DRAW_FRAMEBUFFER,null),ce)for(let Ne=0;Ne<y.length;Ne++){t.bindFramebuffer(r.FRAMEBUFFER,xe.__webglMultisampledFramebuffer),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+Ne,r.RENDERBUFFER,xe.__webglColorRenderbuffer[Ne]);const ne=n.get(y[Ne]).__webglTexture;t.bindFramebuffer(r.FRAMEBUFFER,xe.__webglFramebuffer),r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,r.COLOR_ATTACHMENT0+Ne,r.TEXTURE_2D,ne,0)}t.bindFramebuffer(r.DRAW_FRAMEBUFFER,xe.__webglMultisampledFramebuffer)}else if(T.depthBuffer&&T.resolveDepthBuffer===!1&&c){const y=T.stencilBuffer?r.DEPTH_STENCIL_ATTACHMENT:r.DEPTH_ATTACHMENT;r.invalidateFramebuffer(r.DRAW_FRAMEBUFFER,[y])}}}function B(T){return Math.min(i.maxSamples,T.samples)}function Ht(T){const y=n.get(T);return T.samples>0&&e.has("WEBGL_multisampled_render_to_texture")===!0&&y.__useRenderToTexture!==!1}function ct(T){const y=a.render.frame;h.get(T)!==y&&(h.set(T,y),T.update())}function _t(T,y){const Q=T.colorSpace,K=T.format,ee=T.type;return T.isCompressedTexture===!0||T.isVideoTexture===!0||Q!==Ct&&Q!==Nn&&(tt.getTransfer(Q)===ft?(K!==Tt||ee!==Le)&&Ie("WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):Pe("WebGLTextures: Unsupported texture color space:",Q)),y}function Se(T){return typeof HTMLImageElement<"u"&&T instanceof HTMLImageElement?(l.width=T.naturalWidth||T.width,l.height=T.naturalHeight||T.height):typeof VideoFrame<"u"&&T instanceof VideoFrame?(l.width=T.displayWidth,l.height=T.displayHeight):(l.width=T.width,l.height=T.height),l}this.allocateTextureUnit=U,this.resetTextureUnits=L,this.setTexture2D=N,this.setTexture2DArray=F,this.setTexture3D=k,this.setTextureCube=$,this.rebindTextures=Ot,this.setupRenderTarget=Ze,this.updateRenderTargetMipmap=it,this.updateMultisampleRenderTarget=kt,this.setupDepthRenderbuffer=Fe,this.setupFrameBufferTexture=oe,this.useMultisampledRTT=Ht,this.isReversedDepthBuffer=function(){return t.buffers.depth.getReversed()}}function Rw(r,e){function t(n,i=Nn){let s;const a=tt.getTransfer(i);if(n===Le)return r.UNSIGNED_BYTE;if(n===wf)return r.UNSIGNED_SHORT_4_4_4_4;if(n===Tf)return r.UNSIGNED_SHORT_5_5_5_1;if(n===Yl)return r.UNSIGNED_INT_5_9_9_9_REV;if(n===Jl)return r.UNSIGNED_INT_10F_11F_11F_REV;if(n===Mf)return r.BYTE;if(n===If)return r.SHORT;if(n===So)return r.UNSIGNED_SHORT;if(n===$l)return r.INT;if(n===ni)return r.UNSIGNED_INT;if(n===Nt)return r.FLOAT;if(n===yt)return r.HALF_FLOAT;if(n===q0)return r.ALPHA;if(n===Mo)return r.RGB;if(n===Tt)return r.RGBA;if(n===Wi)return r.DEPTH_COMPONENT;if(n===qs)return r.DEPTH_STENCIL;if(n===us)return r.RED;if(n===Rf)return r.RED_INTEGER;if(n===Yn)return r.RG;if(n===Bf)return r.RG_INTEGER;if(n===Df)return r.RGBA_INTEGER;if(n===qr||n===Ks||n===rl||n===$s)if(a===ft)if(s=e.get("WEBGL_compressed_texture_s3tc_srgb"),s!==null){if(n===qr)return s.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(n===Ks)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(n===rl)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(n===$s)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else return null;else if(s=e.get("WEBGL_compressed_texture_s3tc"),s!==null){if(n===qr)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(n===Ks)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(n===rl)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(n===$s)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}else return null;if(n===ml||n===Id||n===sa||n===Io)if(s=e.get("WEBGL_compressed_texture_pvrtc"),s!==null){if(n===ml)return s.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(n===Id)return s.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(n===sa)return s.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(n===Io)return s.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}else return null;if(n===bl||n===wo||n===To||n===xl||n===El||n===_l||n===vl)if(s=e.get("WEBGL_compressed_texture_etc"),s!==null){if(n===bl||n===wo)return a===ft?s.COMPRESSED_SRGB8_ETC2:s.COMPRESSED_RGB8_ETC2;if(n===To)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:s.COMPRESSED_RGBA8_ETC2_EAC;if(n===xl)return s.COMPRESSED_R11_EAC;if(n===El)return s.COMPRESSED_SIGNED_R11_EAC;if(n===_l)return s.COMPRESSED_RG11_EAC;if(n===vl)return s.COMPRESSED_SIGNED_RG11_EAC}else return null;if(n===Ys||n===wd||n===Td||n===Rd||n===jr||n===Bd||n===Dd||n===Ld||n===Pd||n===Fd||n===Nd||n===Ud||n===Od||n===kd)if(s=e.get("WEBGL_compressed_texture_astc"),s!==null){if(n===Ys)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:s.COMPRESSED_RGBA_ASTC_4x4_KHR;if(n===wd)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:s.COMPRESSED_RGBA_ASTC_5x4_KHR;if(n===Td)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:s.COMPRESSED_RGBA_ASTC_5x5_KHR;if(n===Rd)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:s.COMPRESSED_RGBA_ASTC_6x5_KHR;if(n===jr)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:s.COMPRESSED_RGBA_ASTC_6x6_KHR;if(n===Bd)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:s.COMPRESSED_RGBA_ASTC_8x5_KHR;if(n===Dd)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:s.COMPRESSED_RGBA_ASTC_8x6_KHR;if(n===Ld)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:s.COMPRESSED_RGBA_ASTC_8x8_KHR;if(n===Pd)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:s.COMPRESSED_RGBA_ASTC_10x5_KHR;if(n===Fd)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:s.COMPRESSED_RGBA_ASTC_10x6_KHR;if(n===Nd)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:s.COMPRESSED_RGBA_ASTC_10x8_KHR;if(n===Ud)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:s.COMPRESSED_RGBA_ASTC_10x10_KHR;if(n===Od)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:s.COMPRESSED_RGBA_ASTC_12x10_KHR;if(n===kd)return a===ft?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:s.COMPRESSED_RGBA_ASTC_12x12_KHR}else return null;if(n===ra||n===Qd||n===yl)if(s=e.get("EXT_texture_compression_bptc"),s!==null){if(n===ra)return a===ft?s.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:s.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(n===Qd)return s.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(n===yl)return s.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}else return null;if(n===Sl||n===Cl||n===Ml||n===Il)if(s=e.get("EXT_texture_compression_rgtc"),s!==null){if(n===Sl)return s.COMPRESSED_RED_RGTC1_EXT;if(n===Cl)return s.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(n===Ml)return s.COMPRESSED_RED_GREEN_RGTC2_EXT;if(n===Il)return s.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}else return null;return n===Co?r.UNSIGNED_INT_24_8:r[n]!==void 0?r[n]:null}return{convert:t}}const Bw=`
void main() {

	gl_Position = vec4( position, 1.0 );

}`,Dw=`
uniform sampler2DArray depthColor;
uniform float depthWidth;
uniform float depthHeight;

void main() {

	vec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );

	if ( coord.x >= 1.0 ) {

		gl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;

	} else {

		gl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;

	}

}`;class Lw{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(e,t){if(this.texture===null){const n=new ob(e.texture);(e.depthNear!==t.depthNear||e.depthFar!==t.depthFar)&&(this.depthNear=e.depthNear,this.depthFar=e.depthFar),this.texture=n}}getMesh(e){if(this.texture!==null&&this.mesh===null){const t=e.cameras[0].viewport,n=new gn({vertexShader:Bw,fragmentShader:Dw,uniforms:{depthColor:{value:this.texture},depthWidth:{value:t.z},depthHeight:{value:t.w}}});this.mesh=new at(new Hn(20,20),n)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class Pw extends ii{constructor(e,t){super();const n=this;let i=null,s=1,a=null,o="local-floor",c=1,l=null,h=null,u=null,d=null,f=null,p=null;const m=typeof XRWebGLBinding<"u",A=new Lw,g={},b=t.getContextAttributes();let x=null,_=null;const v=[],S=[],I=new pe;let E=null;const C=new Jt;C.viewport=new It;const D=new Jt;D.viewport=new It;const w=[C,D],L=new Ly;let U=null,P=null;this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(X){let se=v[X];return se===void 0&&(se=new bh,v[X]=se),se.getTargetRaySpace()},this.getControllerGrip=function(X){let se=v[X];return se===void 0&&(se=new bh,v[X]=se),se.getGripSpace()},this.getHand=function(X){let se=v[X];return se===void 0&&(se=new bh,v[X]=se),se.getHandSpace()};function N(X){const se=S.indexOf(X.inputSource);if(se===-1)return;const oe=v[se];oe!==void 0&&(oe.update(X.inputSource,X.frame,l||a),oe.dispatchEvent({type:X.type,data:X.inputSource}))}function F(){i.removeEventListener("select",N),i.removeEventListener("selectstart",N),i.removeEventListener("selectend",N),i.removeEventListener("squeeze",N),i.removeEventListener("squeezestart",N),i.removeEventListener("squeezeend",N),i.removeEventListener("end",F),i.removeEventListener("inputsourceschange",k);for(let X=0;X<v.length;X++){const se=S[X];se!==null&&(S[X]=null,v[X].disconnect(se))}U=null,P=null,A.reset();for(const X in g)delete g[X];e.setRenderTarget(x),f=null,d=null,u=null,i=null,_=null,ze.stop(),n.isPresenting=!1,e.setPixelRatio(E),e.setSize(I.width,I.height,!1),n.dispatchEvent({type:"sessionend"})}this.setFramebufferScaleFactor=function(X){s=X,n.isPresenting===!0&&Ie("WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(X){o=X,n.isPresenting===!0&&Ie("WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||a},this.setReferenceSpace=function(X){l=X},this.getBaseLayer=function(){return d!==null?d:f},this.getBinding=function(){return u===null&&m&&(u=new XRWebGLBinding(i,t)),u},this.getFrame=function(){return p},this.getSession=function(){return i},this.setSession=async function(X){if(i=X,i!==null){if(x=e.getRenderTarget(),i.addEventListener("select",N),i.addEventListener("selectstart",N),i.addEventListener("selectend",N),i.addEventListener("squeeze",N),i.addEventListener("squeezestart",N),i.addEventListener("squeezeend",N),i.addEventListener("end",F),i.addEventListener("inputsourceschange",k),b.xrCompatible!==!0&&await t.makeXRCompatible(),E=e.getPixelRatio(),e.getSize(I),m&&"createProjectionLayer"in XRWebGLBinding.prototype){let oe=null,He=null,De=null;b.depth&&(De=b.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,oe=b.stencil?qs:Wi,He=b.stencil?Co:ni);const Fe={colorFormat:t.RGBA8,depthFormat:De,scaleFactor:s};u=this.getBinding(),d=u.createProjectionLayer(Fe),i.updateRenderState({layers:[d]}),e.setPixelRatio(1),e.setSize(d.textureWidth,d.textureHeight,!1),_=new yn(d.textureWidth,d.textureHeight,{format:Tt,type:Le,depthTexture:new Po(d.textureWidth,d.textureHeight,He,void 0,void 0,void 0,void 0,void 0,void 0,oe),stencilBuffer:b.stencil,colorSpace:e.outputColorSpace,samples:b.antialias?4:0,resolveDepthBuffer:d.ignoreDepthValues===!1,resolveStencilBuffer:d.ignoreDepthValues===!1})}else{const oe={antialias:b.antialias,alpha:!0,depth:b.depth,stencil:b.stencil,framebufferScaleFactor:s};f=new XRWebGLLayer(i,t,oe),i.updateRenderState({baseLayer:f}),e.setPixelRatio(1),e.setSize(f.framebufferWidth,f.framebufferHeight,!1),_=new yn(f.framebufferWidth,f.framebufferHeight,{format:Tt,type:Le,colorSpace:e.outputColorSpace,stencilBuffer:b.stencil,resolveDepthBuffer:f.ignoreDepthValues===!1,resolveStencilBuffer:f.ignoreDepthValues===!1})}_.isXRRenderTarget=!0,this.setFoveation(c),l=null,a=await i.requestReferenceSpace(o),ze.setContext(i),ze.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(i!==null)return i.environmentBlendMode},this.getDepthTexture=function(){return A.getDepthTexture()};function k(X){for(let se=0;se<X.removed.length;se++){const oe=X.removed[se],He=S.indexOf(oe);He>=0&&(S[He]=null,v[He].disconnect(oe))}for(let se=0;se<X.added.length;se++){const oe=X.added[se];let He=S.indexOf(oe);if(He===-1){for(let Fe=0;Fe<v.length;Fe++)if(Fe>=S.length){S.push(oe),He=Fe;break}else if(S[Fe]===null){S[Fe]=oe,He=Fe;break}if(He===-1)break}const De=v[He];De&&De.connect(oe)}}const $=new R,q=new R;function te(X,se,oe){$.setFromMatrixPosition(se.matrixWorld),q.setFromMatrixPosition(oe.matrixWorld);const He=$.distanceTo(q),De=se.projectionMatrix.elements,Fe=oe.projectionMatrix.elements,Ot=De[14]/(De[10]-1),Ze=De[14]/(De[10]+1),it=(De[9]+1)/De[5],bt=(De[9]-1)/De[5],Ke=(De[8]-1)/De[0],kt=(Fe[8]+1)/Fe[0],B=Ot*Ke,Ht=Ot*kt,ct=He/(-Ke+kt),_t=ct*-Ke;if(se.matrixWorld.decompose(X.position,X.quaternion,X.scale),X.translateX(_t),X.translateZ(ct),X.matrixWorld.compose(X.position,X.quaternion,X.scale),X.matrixWorldInverse.copy(X.matrixWorld).invert(),De[10]===-1)X.projectionMatrix.copy(se.projectionMatrix),X.projectionMatrixInverse.copy(se.projectionMatrixInverse);else{const Se=Ot+ct,T=Ze+ct,y=B-_t,Q=Ht+(He-_t),K=it*Ze/T*Se,ee=bt*Ze/T*Se;X.projectionMatrix.makePerspective(y,Q,K,ee,Se,T),X.projectionMatrixInverse.copy(X.projectionMatrix).invert()}}function Z(X,se){se===null?X.matrixWorld.copy(X.matrix):X.matrixWorld.multiplyMatrices(se.matrixWorld,X.matrix),X.matrixWorldInverse.copy(X.matrixWorld).invert()}this.updateCamera=function(X){if(i===null)return;let se=X.near,oe=X.far;A.texture!==null&&(A.depthNear>0&&(se=A.depthNear),A.depthFar>0&&(oe=A.depthFar)),L.near=D.near=C.near=se,L.far=D.far=C.far=oe,(U!==L.near||P!==L.far)&&(i.updateRenderState({depthNear:L.near,depthFar:L.far}),U=L.near,P=L.far),L.layers.mask=X.layers.mask|6,C.layers.mask=L.layers.mask&-5,D.layers.mask=L.layers.mask&-3;const He=X.parent,De=L.cameras;Z(L,He);for(let Fe=0;Fe<De.length;Fe++)Z(De[Fe],He);De.length===2?te(L,C,D):L.projectionMatrix.copy(C.projectionMatrix),Y(X,L,He)};function Y(X,se,oe){oe===null?X.matrix.copy(se.matrixWorld):(X.matrix.copy(oe.matrixWorld),X.matrix.invert(),X.matrix.multiply(se.matrixWorld)),X.matrix.decompose(X.position,X.quaternion,X.scale),X.updateMatrixWorld(!0),X.projectionMatrix.copy(se.projectionMatrix),X.projectionMatrixInverse.copy(se.projectionMatrixInverse),X.isPerspectiveCamera&&(X.fov=ca*2*Math.atan(1/X.projectionMatrix.elements[5]),X.zoom=1)}this.getCamera=function(){return L},this.getFoveation=function(){if(!(d===null&&f===null))return c},this.setFoveation=function(X){c=X,d!==null&&(d.fixedFoveation=X),f!==null&&f.fixedFoveation!==void 0&&(f.fixedFoveation=X)},this.hasDepthSensing=function(){return A.texture!==null},this.getDepthSensingMesh=function(){return A.getMesh(L)},this.getCameraTexture=function(X){return g[X]};let fe=null;function Ge(X,se){if(h=se.getViewerPose(l||a),p=se,h!==null){const oe=h.views;f!==null&&(e.setRenderTargetFramebuffer(_,f.framebuffer),e.setRenderTarget(_));let He=!1;oe.length!==L.cameras.length&&(L.cameras.length=0,He=!0);for(let Ze=0;Ze<oe.length;Ze++){const it=oe[Ze];let bt=null;if(f!==null)bt=f.getViewport(it);else{const kt=u.getViewSubImage(d,it);bt=kt.viewport,Ze===0&&(e.setRenderTargetTextures(_,kt.colorTexture,kt.depthStencilTexture),e.setRenderTarget(_))}let Ke=w[Ze];Ke===void 0&&(Ke=new Jt,Ke.layers.enable(Ze),Ke.viewport=new It,w[Ze]=Ke),Ke.matrix.fromArray(it.transform.matrix),Ke.matrix.decompose(Ke.position,Ke.quaternion,Ke.scale),Ke.projectionMatrix.fromArray(it.projectionMatrix),Ke.projectionMatrixInverse.copy(Ke.projectionMatrix).invert(),Ke.viewport.set(bt.x,bt.y,bt.width,bt.height),Ze===0&&(L.matrix.copy(Ke.matrix),L.matrix.decompose(L.position,L.quaternion,L.scale)),He===!0&&L.cameras.push(Ke)}const De=i.enabledFeatures;if(De&&De.includes("depth-sensing")&&i.depthUsage=="gpu-optimized"&&m){u=n.getBinding();const Ze=u.getDepthInformation(oe[0]);Ze&&Ze.isValid&&Ze.texture&&A.init(Ze,i.renderState)}if(De&&De.includes("camera-access")&&m){e.state.unbindTexture(),u=n.getBinding();for(let Ze=0;Ze<oe.length;Ze++){const it=oe[Ze].camera;if(it){let bt=g[it];bt||(bt=new ob,g[it]=bt);const Ke=u.getCameraImage(it);bt.sourceTexture=Ke}}}}for(let oe=0;oe<v.length;oe++){const He=S[oe],De=v[oe];He!==null&&De!==void 0&&De.update(He,se,l||a)}fe&&fe(X,se),se.detectedPlanes&&n.dispatchEvent({type:"planesdetected",data:se}),p=null}const ze=new Ib;ze.setAnimationLoop(Ge),this.setAnimationLoop=function(X){fe=X},this.dispose=function(){}}}const Is=new Gn,Fw=new Oe;function Nw(r,e){function t(A,g){A.matrixAutoUpdate===!0&&A.updateMatrix(),g.value.copy(A.matrix)}function n(A,g){g.color.getRGB(A.fogColor.value,mb(r)),g.isFog?(A.fogNear.value=g.near,A.fogFar.value=g.far):g.isFogExp2&&(A.fogDensity.value=g.density)}function i(A,g,b,x,_){g.isMeshBasicMaterial?s(A,g):g.isMeshLambertMaterial?(s(A,g),g.envMap&&(A.envMapIntensity.value=g.envMapIntensity)):g.isMeshToonMaterial?(s(A,g),u(A,g)):g.isMeshPhongMaterial?(s(A,g),h(A,g),g.envMap&&(A.envMapIntensity.value=g.envMapIntensity)):g.isMeshStandardMaterial?(s(A,g),d(A,g),g.isMeshPhysicalMaterial&&f(A,g,_)):g.isMeshMatcapMaterial?(s(A,g),p(A,g)):g.isMeshDepthMaterial?s(A,g):g.isMeshDistanceMaterial?(s(A,g),m(A,g)):g.isMeshNormalMaterial?s(A,g):g.isLineBasicMaterial?(a(A,g),g.isLineDashedMaterial&&o(A,g)):g.isPointsMaterial?c(A,g,b,x):g.isSpriteMaterial?l(A,g):g.isShadowMaterial?(A.color.value.copy(g.color),A.opacity.value=g.opacity):g.isShaderMaterial&&(g.uniformsNeedUpdate=!1)}function s(A,g){A.opacity.value=g.opacity,g.color&&A.diffuse.value.copy(g.color),g.emissive&&A.emissive.value.copy(g.emissive).multiplyScalar(g.emissiveIntensity),g.map&&(A.map.value=g.map,t(g.map,A.mapTransform)),g.alphaMap&&(A.alphaMap.value=g.alphaMap,t(g.alphaMap,A.alphaMapTransform)),g.bumpMap&&(A.bumpMap.value=g.bumpMap,t(g.bumpMap,A.bumpMapTransform),A.bumpScale.value=g.bumpScale,g.side===an&&(A.bumpScale.value*=-1)),g.normalMap&&(A.normalMap.value=g.normalMap,t(g.normalMap,A.normalMapTransform),A.normalScale.value.copy(g.normalScale),g.side===an&&A.normalScale.value.negate()),g.displacementMap&&(A.displacementMap.value=g.displacementMap,t(g.displacementMap,A.displacementMapTransform),A.displacementScale.value=g.displacementScale,A.displacementBias.value=g.displacementBias),g.emissiveMap&&(A.emissiveMap.value=g.emissiveMap,t(g.emissiveMap,A.emissiveMapTransform)),g.specularMap&&(A.specularMap.value=g.specularMap,t(g.specularMap,A.specularMapTransform)),g.alphaTest>0&&(A.alphaTest.value=g.alphaTest);const b=e.get(g),x=b.envMap,_=b.envMapRotation;x&&(A.envMap.value=x,Is.copy(_),Is.x*=-1,Is.y*=-1,Is.z*=-1,x.isCubeTexture&&x.isRenderTargetTexture===!1&&(Is.y*=-1,Is.z*=-1),A.envMapRotation.value.setFromMatrix4(Fw.makeRotationFromEuler(Is)),A.flipEnvMap.value=x.isCubeTexture&&x.isRenderTargetTexture===!1?-1:1,A.reflectivity.value=g.reflectivity,A.ior.value=g.ior,A.refractionRatio.value=g.refractionRatio),g.lightMap&&(A.lightMap.value=g.lightMap,A.lightMapIntensity.value=g.lightMapIntensity,t(g.lightMap,A.lightMapTransform)),g.aoMap&&(A.aoMap.value=g.aoMap,A.aoMapIntensity.value=g.aoMapIntensity,t(g.aoMap,A.aoMapTransform))}function a(A,g){A.diffuse.value.copy(g.color),A.opacity.value=g.opacity,g.map&&(A.map.value=g.map,t(g.map,A.mapTransform))}function o(A,g){A.dashSize.value=g.dashSize,A.totalSize.value=g.dashSize+g.gapSize,A.scale.value=g.scale}function c(A,g,b,x){A.diffuse.value.copy(g.color),A.opacity.value=g.opacity,A.size.value=g.size*b,A.scale.value=x*.5,g.map&&(A.map.value=g.map,t(g.map,A.uvTransform)),g.alphaMap&&(A.alphaMap.value=g.alphaMap,t(g.alphaMap,A.alphaMapTransform)),g.alphaTest>0&&(A.alphaTest.value=g.alphaTest)}function l(A,g){A.diffuse.value.copy(g.color),A.opacity.value=g.opacity,A.rotation.value=g.rotation,g.map&&(A.map.value=g.map,t(g.map,A.mapTransform)),g.alphaMap&&(A.alphaMap.value=g.alphaMap,t(g.alphaMap,A.alphaMapTransform)),g.alphaTest>0&&(A.alphaTest.value=g.alphaTest)}function h(A,g){A.specular.value.copy(g.specular),A.shininess.value=Math.max(g.shininess,1e-4)}function u(A,g){g.gradientMap&&(A.gradientMap.value=g.gradientMap)}function d(A,g){A.metalness.value=g.metalness,g.metalnessMap&&(A.metalnessMap.value=g.metalnessMap,t(g.metalnessMap,A.metalnessMapTransform)),A.roughness.value=g.roughness,g.roughnessMap&&(A.roughnessMap.value=g.roughnessMap,t(g.roughnessMap,A.roughnessMapTransform)),g.envMap&&(A.envMapIntensity.value=g.envMapIntensity)}function f(A,g,b){A.ior.value=g.ior,g.sheen>0&&(A.sheenColor.value.copy(g.sheenColor).multiplyScalar(g.sheen),A.sheenRoughness.value=g.sheenRoughness,g.sheenColorMap&&(A.sheenColorMap.value=g.sheenColorMap,t(g.sheenColorMap,A.sheenColorMapTransform)),g.sheenRoughnessMap&&(A.sheenRoughnessMap.value=g.sheenRoughnessMap,t(g.sheenRoughnessMap,A.sheenRoughnessMapTransform))),g.clearcoat>0&&(A.clearcoat.value=g.clearcoat,A.clearcoatRoughness.value=g.clearcoatRoughness,g.clearcoatMap&&(A.clearcoatMap.value=g.clearcoatMap,t(g.clearcoatMap,A.clearcoatMapTransform)),g.clearcoatRoughnessMap&&(A.clearcoatRoughnessMap.value=g.clearcoatRoughnessMap,t(g.clearcoatRoughnessMap,A.clearcoatRoughnessMapTransform)),g.clearcoatNormalMap&&(A.clearcoatNormalMap.value=g.clearcoatNormalMap,t(g.clearcoatNormalMap,A.clearcoatNormalMapTransform),A.clearcoatNormalScale.value.copy(g.clearcoatNormalScale),g.side===an&&A.clearcoatNormalScale.value.negate())),g.dispersion>0&&(A.dispersion.value=g.dispersion),g.iridescence>0&&(A.iridescence.value=g.iridescence,A.iridescenceIOR.value=g.iridescenceIOR,A.iridescenceThicknessMinimum.value=g.iridescenceThicknessRange[0],A.iridescenceThicknessMaximum.value=g.iridescenceThicknessRange[1],g.iridescenceMap&&(A.iridescenceMap.value=g.iridescenceMap,t(g.iridescenceMap,A.iridescenceMapTransform)),g.iridescenceThicknessMap&&(A.iridescenceThicknessMap.value=g.iridescenceThicknessMap,t(g.iridescenceThicknessMap,A.iridescenceThicknessMapTransform))),g.transmission>0&&(A.transmission.value=g.transmission,A.transmissionSamplerMap.value=b.texture,A.transmissionSamplerSize.value.set(b.width,b.height),g.transmissionMap&&(A.transmissionMap.value=g.transmissionMap,t(g.transmissionMap,A.transmissionMapTransform)),A.thickness.value=g.thickness,g.thicknessMap&&(A.thicknessMap.value=g.thicknessMap,t(g.thicknessMap,A.thicknessMapTransform)),A.attenuationDistance.value=g.attenuationDistance,A.attenuationColor.value.copy(g.attenuationColor)),g.anisotropy>0&&(A.anisotropyVector.value.set(g.anisotropy*Math.cos(g.anisotropyRotation),g.anisotropy*Math.sin(g.anisotropyRotation)),g.anisotropyMap&&(A.anisotropyMap.value=g.anisotropyMap,t(g.anisotropyMap,A.anisotropyMapTransform))),A.specularIntensity.value=g.specularIntensity,A.specularColor.value.copy(g.specularColor),g.specularColorMap&&(A.specularColorMap.value=g.specularColorMap,t(g.specularColorMap,A.specularColorMapTransform)),g.specularIntensityMap&&(A.specularIntensityMap.value=g.specularIntensityMap,t(g.specularIntensityMap,A.specularIntensityMapTransform))}function p(A,g){g.matcap&&(A.matcap.value=g.matcap)}function m(A,g){const b=e.get(g).light;A.referencePosition.value.setFromMatrixPosition(b.matrixWorld),A.nearDistance.value=b.shadow.camera.near,A.farDistance.value=b.shadow.camera.far}return{refreshFogUniforms:n,refreshMaterialUniforms:i}}function Uw(r,e,t,n){let i={},s={},a=[];const o=r.getParameter(r.MAX_UNIFORM_BUFFER_BINDINGS);function c(b,x){const _=x.program;n.uniformBlockBinding(b,_)}function l(b,x){let _=i[b.id];_===void 0&&(p(b),_=h(b),i[b.id]=_,b.addEventListener("dispose",A));const v=x.program;n.updateUBOMapping(b,v);const S=e.render.frame;s[b.id]!==S&&(d(b),s[b.id]=S)}function h(b){const x=u();b.__bindingPointIndex=x;const _=r.createBuffer(),v=b.__size,S=b.usage;return r.bindBuffer(r.UNIFORM_BUFFER,_),r.bufferData(r.UNIFORM_BUFFER,v,S),r.bindBuffer(r.UNIFORM_BUFFER,null),r.bindBufferBase(r.UNIFORM_BUFFER,x,_),_}function u(){for(let b=0;b<o;b++)if(a.indexOf(b)===-1)return a.push(b),b;return Pe("WebGLRenderer: Maximum number of 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H=v.state.shadowsArray;if(Ee.render(H,M,G),De===!0&&re.endShadows(),this.info.autoReset===!0&&this.info.reset(),(z&&E.hasRenderPass())===!1){const ge=_.opaque,de=_.transmissive;if(v.setupLights(),G.isArrayCamera){const ye=G.cameras;if(de.length>0)for(let we=0,Ve=ye.length;we<Ve;we++){const Ye=ye[we];rp(ge,de,M,Ye)}Ke&&ve.render(M);for(let we=0,Ve=ye.length;we<Ve;we++){const Ye=ye[we];sp(_,M,Ye,Ye.viewport)}}else de.length>0&&rp(ge,de,M,G),Ke&&ve.render(M),sp(_,M,G)}U!==null&&L===0&&(Q.updateMultisampleRenderTarget(U),Q.updateRenderTargetMipmap(U)),z&&E.end(C),M.isScene===!0&&M.onAfterRender(C,M,G),ae.resetDefaultState(),P=-1,N=null,I.pop(),I.length>0?(v=I[I.length-1],De===!0&&re.setGlobalState(C.clippingPlanes,v.state.camera)):v=null,S.pop(),S.length>0?_=S[S.length-1]:_=null};function lh(M,G,V,z){if(M.visible===!1)return;if(M.layers.test(G.layers)){if(M.isGroup)V=M.renderOrder;else if(M.isLOD)M.autoUpdate===!0&&M.update(G);else if(M.isLight)v.pushLight(M),M.castShadow&&v.pushShadow(M);else if(M.isSprite){if(!M.frustumCulled||He.intersectsSprite(M)){z&&it.setFromMatrixPosition(M.matrixWorld).applyMatrix4(Ot);const ge=xe.update(M),de=M.material;de.visible&&_.push(M,ge,de,V,it.z,null)}}else if((M.isMesh||M.isLine||M.isPoints)&&(!M.frustumCulled||He.intersectsObject(M))){const ge=xe.update(M),de=M.material;if(z&&(M.boundingSphere!==void 0?(M.boundingSphere===null&&M.computeBoundingSphere(),it.copy(M.boundingSphere.center)):(ge.boundingSphere===null&&ge.computeBoundingSphere(),it.copy(ge.boundingSphere.center)),it.applyMatrix4(M.matrixWorld).applyMatrix4(Ot)),Array.isArray(de)){const ye=ge.groups;for(let we=0,Ve=ye.length;we<Ve;we++){const Ye=ye[we],Te=de[Ye.materialIndex];Te&&Te.visible&&_.push(M,ge,Te,V,it.z,Ye)}}else de.visible&&_.push(M,ge,de,V,it.z,null)}}const ue=M.children;for(let ge=0,de=ue.length;ge<de;ge++)lh(ue[ge],G,V,z)}function sp(M,G,V,z){const{opaque:H,transmissive:ue,transparent:ge}=M;v.setupLightsView(V),De===!0&&re.setGlobalState(C.clippingPlanes,V),z&&Se.viewport(F.copy(z)),H.length>0&&Wo(H,G,V),ue.length>0&&Wo(ue,G,V),ge.length>0&&Wo(ge,G,V),Se.buffers.depth.setTest(!0),Se.buffers.depth.setMask(!0),Se.buffers.color.setMask(!0),Se.setPolygonOffset(!1)}function rp(M,G,V,z){if((V.isScene===!0?V.overrideMaterial:null)!==null)return;if(v.state.transmissionRenderTarget[z.id]===void 0){const Te=ct.has("EXT_color_buffer_half_float")||ct.has("EXT_color_buffer_float");v.state.transmissionRenderTarget[z.id]=new yn(1,1,{generateMipmaps:!0,type:Te?yt:Le,minFilter:vn,samples:Math.max(4,_t.samples),stencilBuffer:s,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:tt.workingColorSpace})}const ue=v.state.transmissionRenderTarget[z.id],ge=z.viewport||F;ue.setSize(ge.z*C.transmissionResolutionScale,ge.w*C.transmissionResolutionScale);const de=C.getRenderTarget(),ye=C.getActiveCubeFace(),we=C.getActiveMipmapLevel();C.setRenderTarget(ue),C.getClearColor(q),te=C.getClearAlpha(),te<1&&C.setClearColor(16777215,.5),C.clear(),Ke&&ve.render(V);const Ve=C.toneMapping;C.toneMapping=kn;const Ye=z.viewport;if(z.viewport!==void 0&&(z.viewport=void 0),v.setupLightsView(z),De===!0&&re.setGlobalState(C.clippingPlanes,z),Wo(M,V,z),Q.updateMultisampleRenderTarget(ue),Q.updateRenderTargetMipmap(ue),ct.has("WEBGL_multisampled_render_to_texture")===!1){let Te=!1;for(let At=0,Qt=G.length;At<Qt;At++){const Ut=G[At],{object:gt,geometry:cn,material:Ce,group:Cn}=Ut;if(Ce.side===Wt&&gt.layers.test(z.layers)){const st=Ce.side;Ce.side=an,Ce.needsUpdate=!0,ap(gt,V,z,cn,Ce,Cn),Ce.side=st,Ce.needsUpdate=!0,Te=!0}}Te===!0&&(Q.updateMultisampleRenderTarget(ue),Q.updateRenderTargetMipmap(ue))}C.setRenderTarget(de,ye,we),C.setClearColor(q,te),Ye!==void 0&&(z.viewport=Ye),C.toneMapping=Ve}function Wo(M,G,V){const z=G.isScene===!0?G.overrideMaterial:null;for(let H=0,ue=M.length;H<ue;H++){const ge=M[H],{object:de,geometry:ye,group:we}=ge;let Ve=ge.material;Ve.allowOverride===!0&&z!==null&&(Ve=z),de.layers.test(V.layers)&&ap(de,G,V,ye,Ve,we)}}function ap(M,G,V,z,H,ue){M.onBeforeRender(C,G,V,z,H,ue),M.modelViewMatrix.multiplyMatrices(V.matrixWorldInverse,M.matrixWorld),M.normalMatrix.getNormalMatrix(M.modelViewMatrix),H.onBeforeRender(C,G,V,z,M,ue),H.transparent===!0&&H.side===Wt&&H.forceSinglePass===!1?(H.side=an,H.needsUpdate=!0,C.renderBufferDirect(V,G,z,H,M,ue),H.side=ei,H.needsUpdate=!0,C.renderBufferDirect(V,G,z,H,M,ue),H.side=Wt):C.renderBufferDirect(V,G,z,H,M,ue),M.onAfterRender(C,G,V,z,H,ue)}function qo(M,G,V){G.isScene!==!0&&(G=bt);const z=y.get(M),H=v.state.lights,ue=v.state.shadowsArray,ge=H.state.version,de=ce.getParameters(M,H.state,ue,G,V),ye=ce.getProgramCacheKey(de);let we=z.programs;z.environment=M.isMeshStandardMaterial||M.isMeshLambertMaterial||M.isMeshPhongMaterial?G.environment:null,z.fog=G.fog;const Ve=M.isMeshStandardMaterial||M.isMeshLambertMaterial&&!M.envMap||M.isMeshPhongMaterial&&!M.envMap;z.envMap=K.get(M.envMap||z.environment,Ve),z.envMapRotation=z.environment!==null&&M.envMap===null?G.environmentRotation:M.envMapRotation,we===void 0&&(M.addEventListener("dispose",ut),we=new Map,z.programs=we);let Ye=we.get(ye);if(Ye!==void 0){if(z.currentProgram===Ye&&z.lightsStateVersion===ge)return cp(M,de),Ye}else de.uniforms=ce.getUniforms(M),M.onBeforeCompile(de,C),Ye=ce.acquireProgram(de,ye),we.set(ye,Ye),z.uniforms=de.uniforms;const Te=z.uniforms;return(!M.isShaderMaterial&&!M.isRawShaderMaterial||M.clipping===!0)&&(Te.clippingPlanes=re.uniform),cp(M,de),z.needsLights=vE(M),z.lightsStateVersion=ge,z.needsLights&&(Te.ambientLightColor.value=H.state.ambient,Te.lightProbe.value=H.state.probe,Te.directionalLights.value=H.state.directional,Te.directionalLightShadows.value=H.state.directionalShadow,Te.spotLights.value=H.state.spot,Te.spotLightShadows.value=H.state.spotShadow,Te.rectAreaLights.value=H.state.rectArea,Te.ltc_1.value=H.state.rectAreaLTC1,Te.ltc_2.value=H.state.rectAreaLTC2,Te.pointLights.value=H.state.point,Te.pointLightShadows.value=H.state.pointShadow,Te.hemisphereLights.value=H.state.hemi,Te.directionalShadowMatrix.value=H.state.directionalShadowMatrix,Te.spotLightMatrix.value=H.state.spotLightMatrix,Te.spotLightMap.value=H.state.spotLightMap,Te.pointShadowMatrix.value=H.state.pointShadowMatrix),z.currentProgram=Ye,z.uniformsList=null,Ye}function op(M){if(M.uniformsList===null){const G=M.currentProgram.getUniforms();M.uniformsList=cl.seqWithValue(G.seq,M.uniforms)}return M.uniformsList}function cp(M,G){const V=y.get(M);V.outputColorSpace=G.outputColorSpace,V.batching=G.batching,V.batchingColor=G.batchingColor,V.instancing=G.instancing,V.instancingColor=G.instancingColor,V.instancingMorph=G.instancingMorph,V.skinning=G.skinning,V.morphTargets=G.morphTargets,V.morphNormals=G.morphNormals,V.morphColors=G.morphColors,V.morphTargetsCount=G.morphTargetsCount,V.numClippingPlanes=G.numClippingPlanes,V.numIntersection=G.numClipIntersection,V.vertexAlphas=G.vertexAlphas,V.vertexTangents=G.vertexTangents,V.toneMapping=G.toneMapping}function EE(M,G,V,z,H){G.isScene!==!0&&(G=bt),Q.resetTextureUnits();const ue=G.fog,ge=z.isMeshStandardMaterial||z.isMeshLambertMaterial||z.isMeshPhongMaterial?G.environment:null,de=U===null?C.outputColorSpace:U.isXRRenderTarget===!0?U.texture.colorSpace:Ct,ye=z.isMeshStandardMaterial||z.isMeshLambertMaterial&&!z.envMap||z.isMeshPhongMaterial&&!z.envMap,we=K.get(z.envMap||ge,ye),Ve=z.vertexColors===!0&&!!V.attributes.color&&V.attributes.color.itemSize===4,Ye=!!V.attributes.tangent&&(!!z.normalMap||z.anisotropy>0),Te=!!V.morphAttributes.position,At=!!V.morphAttributes.normal,Qt=!!V.morphAttributes.color;let Ut=kn;z.toneMapped&&(U===null||U.isXRRenderTarget===!0)&&(Ut=C.toneMapping);const gt=V.morphAttributes.position||V.morphAttributes.normal||V.morphAttributes.color,cn=gt!==void 0?gt.length:0,Ce=y.get(z),Cn=v.state.lights;if(De===!0&&(Fe===!0||M!==N)){const Xt=M===N&&z.id===P;re.setState(z,M,Xt)}let st=!1;z.version===Ce.__version?(Ce.needsLights&&Ce.lightsStateVersion!==Cn.state.version||Ce.outputColorSpace!==de||H.isBatchedMesh&&Ce.batching===!1||!H.isBatchedMesh&&Ce.batching===!0||H.isBatchedMesh&&Ce.batchingColor===!0&&H.colorTexture===null||H.isBatchedMesh&&Ce.batchingColor===!1&&H.colorTexture!==null||H.isInstancedMesh&&Ce.instancing===!1||!H.isInstancedMesh&&Ce.instancing===!0||H.isSkinnedMesh&&Ce.skinning===!1||!H.isSkinnedMesh&&Ce.skinning===!0||H.isInstancedMesh&&Ce.instancingColor===!0&&H.instanceColor===null||H.isInstancedMesh&&Ce.instancingColor===!1&&H.instanceColor!==null||H.isInstancedMesh&&Ce.instancingMorph===!0&&H.morphTexture===null||H.isInstancedMesh&&Ce.instancingMorph===!1&&H.morphTexture!==null||Ce.envMap!==we||z.fog===!0&&Ce.fog!==ue||Ce.numClippingPlanes!==void 0&&(Ce.numClippingPlanes!==re.numPlanes||Ce.numIntersection!==re.numIntersection)||Ce.vertexAlphas!==Ve||Ce.vertexTangents!==Ye||Ce.morphTargets!==Te||Ce.morphNormals!==At||Ce.morphColors!==Qt||Ce.toneMapping!==Ut||Ce.morphTargetsCount!==cn)&&(st=!0):(st=!0,Ce.__version=z.version);let Vn=Ce.currentProgram;st===!0&&(Vn=qo(z,G,H));let ri=!1,Es=!1,ar=!1;const xt=Vn.getUniforms(),nn=Ce.uniforms;if(Se.useProgram(Vn.program)&&(ri=!0,Es=!0,ar=!0),z.id!==P&&(P=z.id,Es=!0),ri||N!==M){Se.buffers.depth.getReversed()&&M.reversedDepth!==!0&&(M._reversedDepth=!0,M.updateProjectionMatrix()),xt.setValue(B,"projectionMatrix",M.projectionMatrix),xt.setValue(B,"viewMatrix",M.matrixWorldInverse);const Xi=xt.map.cameraPosition;Xi!==void 0&&Xi.setValue(B,Ze.setFromMatrixPosition(M.matrixWorld)),_t.logarithmicDepthBuffer&&xt.setValue(B,"logDepthBufFC",2/(Math.log(M.far+1)/Math.LN2)),(z.isMeshPhongMaterial||z.isMeshToonMaterial||z.isMeshLambertMaterial||z.isMeshBasicMaterial||z.isMeshStandardMaterial||z.isShaderMaterial)&&xt.setValue(B,"isOrthographic",M.isOrthographicCamera===!0),N!==M&&(N=M,Es=!0,ar=!0)}if(Ce.needsLights&&(Cn.state.directionalShadowMap.length>0&&xt.setValue(B,"directionalShadowMap",Cn.state.directionalShadowMap,Q),Cn.state.spotShadowMap.length>0&&xt.setValue(B,"spotShadowMap",Cn.state.spotShadowMap,Q),Cn.state.pointShadowMap.length>0&&xt.setValue(B,"pointShadowMap",Cn.state.pointShadowMap,Q)),H.isSkinnedMesh){xt.setOptional(B,H,"bindMatrix"),xt.setOptional(B,H,"bindMatrixInverse");const Xt=H.skeleton;Xt&&(Xt.boneTexture===null&&Xt.computeBoneTexture(),xt.setValue(B,"boneTexture",Xt.boneTexture,Q))}H.isBatchedMesh&&(xt.setOptional(B,H,"batchingTexture"),xt.setValue(B,"batchingTexture",H._matricesTexture,Q),xt.setOptional(B,H,"batchingIdTexture"),xt.setValue(B,"batchingIdTexture",H._indirectTexture,Q),xt.setOptional(B,H,"batchingColorTexture"),H._colorsTexture!==null&&xt.setValue(B,"batchingColorTexture",H._colorsTexture,Q));const ji=V.morphAttributes;if((ji.position!==void 0||ji.normal!==void 0||ji.color!==void 0)&&Ae.update(H,V,Vn),(Es||Ce.receiveShadow!==H.receiveShadow)&&(Ce.receiveShadow=H.receiveShadow,xt.setValue(B,"receiveShadow",H.receiveShadow)),(z.isMeshStandardMaterial||z.isMeshLambertMaterial||z.isMeshPhongMaterial)&&z.envMap===null&&G.environment!==null&&(nn.envMapIntensity.value=G.environmentIntensity),nn.dfgLUT!==void 0&&(nn.dfgLUT.value=kw()),Es&&(xt.setValue(B,"toneMappingExposure",C.toneMappingExposure),Ce.needsLights&&_E(nn,ar),ue&&z.fog===!0&&Be.refreshFogUniforms(nn,ue),Be.refreshMaterialUniforms(nn,z,fe,Y,v.state.transmissionRenderTarget[M.id]),cl.upload(B,op(Ce),nn,Q)),z.isShaderMaterial&&z.uniformsNeedUpdate===!0&&(cl.upload(B,op(Ce),nn,Q),z.uniformsNeedUpdate=!1),z.isSpriteMaterial&&xt.setValue(B,"center",H.center),xt.setValue(B,"modelViewMatrix",H.modelViewMatrix),xt.setValue(B,"normalMatrix",H.normalMatrix),xt.setValue(B,"modelMatrix",H.matrixWorld),z.isShaderMaterial||z.isRawShaderMaterial){const Xt=z.uniformsGroups;for(let Xi=0,or=Xt.length;Xi<or;Xi++){const lp=Xt[Xi];me.update(lp,Vn),me.bind(lp,Vn)}}return Vn}function _E(M,G){M.ambientLightColor.needsUpdate=G,M.lightProbe.needsUpdate=G,M.directionalLights.needsUpdate=G,M.directionalLightShadows.needsUpdate=G,M.pointLights.needsUpdate=G,M.pointLightShadows.needsUpdate=G,M.spotLights.needsUpdate=G,M.spotLightShadows.needsUpdate=G,M.rectAreaLights.needsUpdate=G,M.hemisphereLights.needsUpdate=G}function vE(M){return M.isMeshLambertMaterial||M.isMeshToonMaterial||M.isMeshPhongMaterial||M.isMeshStandardMaterial||M.isShadowMaterial||M.isShaderMaterial&&M.lights===!0}this.getActiveCubeFace=function(){return w},this.getActiveMipmapLevel=function(){return L},this.getRenderTarget=function(){return U},this.setRenderTargetTextures=function(M,G,V){const z=y.get(M);z.__autoAllocateDepthBuffer=M.resolveDepthBuffer===!1,z.__autoAllocateDepthBuffer===!1&&(z.__useRenderToTexture=!1),y.get(M.texture).__webglTexture=G,y.get(M.depthTexture).__webglTexture=z.__autoAllocateDepthBuffer?void 0:V,z.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(M,G){const V=y.get(M);V.__webglFramebuffer=G,V.__useDefaultFramebuffer=G===void 0};const yE=B.createFramebuffer();this.setRenderTarget=function(M,G=0,V=0){U=M,w=G,L=V;let z=null,H=!1,ue=!1;if(M){const de=y.get(M);if(de.__useDefaultFramebuffer!==void 0){Se.bindFramebuffer(B.FRAMEBUFFER,de.__webglFramebuffer),F.copy(M.viewport),k.copy(M.scissor),$=M.scissorTest,Se.viewport(F),Se.scissor(k),Se.setScissorTest($),P=-1;return}else if(de.__webglFramebuffer===void 0)Q.setupRenderTarget(M);else if(de.__hasExternalTextures)Q.rebindTextures(M,y.get(M.texture).__webglTexture,y.get(M.depthTexture).__webglTexture);else if(M.depthBuffer){const Ve=M.depthTexture;if(de.__boundDepthTexture!==Ve){if(Ve!==null&&y.has(Ve)&&(M.width!==Ve.image.width||M.height!==Ve.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");Q.setupDepthRenderbuffer(M)}}const ye=M.texture;(ye.isData3DTexture||ye.isDataArrayTexture||ye.isCompressedArrayTexture)&&(ue=!0);const we=y.get(M).__webglFramebuffer;M.isWebGLCubeRenderTarget?(Array.isArray(we[G])?z=we[G][V]:z=we[G],H=!0):M.samples>0&&Q.useMultisampledRTT(M)===!1?z=y.get(M).__webglMultisampledFramebuffer:Array.isArray(we)?z=we[V]:z=we,F.copy(M.viewport),k.copy(M.scissor),$=M.scissorTest}else F.copy(X).multiplyScalar(fe).floor(),k.copy(se).multiplyScalar(fe).floor(),$=oe;if(V!==0&&(z=yE),Se.bindFramebuffer(B.FRAMEBUFFER,z)&&Se.drawBuffers(M,z),Se.viewport(F),Se.scissor(k),Se.setScissorTest($),H){const de=y.get(M.texture);B.framebufferTexture2D(B.FRAMEBUFFER,B.COLOR_ATTACHMENT0,B.TEXTURE_CUBE_MAP_POSITIVE_X+G,de.__webglTexture,V)}else if(ue){const de=G;for(let ye=0;ye<M.textures.length;ye++){const we=y.get(M.textures[ye]);B.framebufferTextureLayer(B.FRAMEBUFFER,B.COLOR_ATTACHMENT0+ye,we.__webglTexture,V,de)}}else if(M!==null&&V!==0){const de=y.get(M.texture);B.framebufferTexture2D(B.FRAMEBUFFER,B.COLOR_ATTACHMENT0,B.TEXTURE_2D,de.__webglTexture,V)}P=-1},this.readRenderTargetPixels=function(M,G,V,z,H,ue,ge,de=0){if(!(M&&M.isWebGLRenderTarget)){Pe("WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");return}let ye=y.get(M).__webglFramebuffer;if(M.isWebGLCubeRenderTarget&&ge!==void 0&&(ye=ye[ge]),ye){Se.bindFramebuffer(B.FRAMEBUFFER,ye);try{const we=M.textures[de],Ve=we.format,Ye=we.type;if(M.textures.length>1&&B.readBuffer(B.COLOR_ATTACHMENT0+de),!_t.textureFormatReadable(Ve)){Pe("WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");return}if(!_t.textureTypeReadable(Ye)){Pe("WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");return}G>=0&&G<=M.width-z&&V>=0&&V<=M.height-H&&B.readPixels(G,V,z,H,le.convert(Ve),le.convert(Ye),ue)}finally{const we=U!==null?y.get(U).__webglFramebuffer:null;Se.bindFramebuffer(B.FRAMEBUFFER,we)}}},this.readRenderTargetPixelsAsync=async function(M,G,V,z,H,ue,ge,de=0){if(!(M&&M.isWebGLRenderTarget))throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let ye=y.get(M).__webglFramebuffer;if(M.isWebGLCubeRenderTarget&&ge!==void 0&&(ye=ye[ge]),ye)if(G>=0&&G<=M.width-z&&V>=0&&V<=M.height-H){Se.bindFramebuffer(B.FRAMEBUFFER,ye);const we=M.textures[de],Ve=we.format,Ye=we.type;if(M.textures.length>1&&B.readBuffer(B.COLOR_ATTACHMENT0+de),!_t.textureFormatReadable(Ve))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!_t.textureTypeReadable(Ye))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const Te=B.createBuffer();B.bindBuffer(B.PIXEL_PACK_BUFFER,Te),B.bufferData(B.PIXEL_PACK_BUFFER,ue.byteLength,B.STREAM_READ),B.readPixels(G,V,z,H,le.convert(Ve),le.convert(Ye),0);const At=U!==null?y.get(U).__webglFramebuffer:null;Se.bindFramebuffer(B.FRAMEBUFFER,At);const Qt=B.fenceSync(B.SYNC_GPU_COMMANDS_COMPLETE,0);return B.flush(),await L_(B,Qt,4),B.bindBuffer(B.PIXEL_PACK_BUFFER,Te),B.getBufferSubData(B.PIXEL_PACK_BUFFER,0,ue),B.deleteBuffer(Te),B.deleteSync(Qt),ue}else throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")},this.copyFramebufferToTexture=function(M,G=null,V=0){const z=Math.pow(2,-V),H=Math.floor(M.image.width*z),ue=Math.floor(M.image.height*z),ge=G!==null?G.x:0,de=G!==null?G.y:0;Q.setTexture2D(M,0),B.copyTexSubImage2D(B.TEXTURE_2D,V,0,0,ge,de,H,ue),Se.unbindTexture()};const SE=B.createFramebuffer(),CE=B.createFramebuffer();this.copyTextureToTexture=function(M,G,V=null,z=null,H=0,ue=0){let ge,de,ye,we,Ve,Ye,Te,At,Qt;const Ut=M.isCompressedTexture?M.mipmaps[ue]:M.image;if(V!==null)ge=V.max.x-V.min.x,de=V.max.y-V.min.y,ye=V.isBox3?V.max.z-V.min.z:1,we=V.min.x,Ve=V.min.y,Ye=V.isBox3?V.min.z:0;else{const nn=Math.pow(2,-H);ge=Math.floor(Ut.width*nn),de=Math.floor(Ut.height*nn),M.isDataArrayTexture?ye=Ut.depth:M.isData3DTexture?ye=Math.floor(Ut.depth*nn):ye=1,we=0,Ve=0,Ye=0}z!==null?(Te=z.x,At=z.y,Qt=z.z):(Te=0,At=0,Qt=0);const gt=le.convert(G.format),cn=le.convert(G.type);let Ce;G.isData3DTexture?(Q.setTexture3D(G,0),Ce=B.TEXTURE_3D):G.isDataArrayTexture||G.isCompressedArrayTexture?(Q.setTexture2DArray(G,0),Ce=B.TEXTURE_2D_ARRAY):(Q.setTexture2D(G,0),Ce=B.TEXTURE_2D),B.pixelStorei(B.UNPACK_FLIP_Y_WEBGL,G.flipY),B.pixelStorei(B.UNPACK_PREMULTIPLY_ALPHA_WEBGL,G.premultiplyAlpha),B.pixelStorei(B.UNPACK_ALIGNMENT,G.unpackAlignment);const Cn=B.getParameter(B.UNPACK_ROW_LENGTH),st=B.getParameter(B.UNPACK_IMAGE_HEIGHT),Vn=B.getParameter(B.UNPACK_SKIP_PIXELS),ri=B.getParameter(B.UNPACK_SKIP_ROWS),Es=B.getParameter(B.UNPACK_SKIP_IMAGES);B.pixelStorei(B.UNPACK_ROW_LENGTH,Ut.width),B.pixelStorei(B.UNPACK_IMAGE_HEIGHT,Ut.height),B.pixelStorei(B.UNPACK_SKIP_PIXELS,we),B.pixelStorei(B.UNPACK_SKIP_ROWS,Ve),B.pixelStorei(B.UNPACK_SKIP_IMAGES,Ye);const ar=M.isDataArrayTexture||M.isData3DTexture,xt=G.isDataArrayTexture||G.isData3DTexture;if(M.isDepthTexture){const nn=y.get(M),ji=y.get(G),Xt=y.get(nn.__renderTarget),Xi=y.get(ji.__renderTarget);Se.bindFramebuffer(B.READ_FRAMEBUFFER,Xt.__webglFramebuffer),Se.bindFramebuffer(B.DRAW_FRAMEBUFFER,Xi.__webglFramebuffer);for(let or=0;or<ye;or++)ar&&(B.framebufferTextureLayer(B.READ_FRAMEBUFFER,B.COLOR_ATTACHMENT0,y.get(M).__webglTexture,H,Ye+or),B.framebufferTextureLayer(B.DRAW_FRAMEBUFFER,B.COLOR_ATTACHMENT0,y.get(G).__webglTexture,ue,Qt+or)),B.blitFramebuffer(we,Ve,ge,de,Te,At,ge,de,B.DEPTH_BUFFER_BIT,B.NEAREST);Se.bindFramebuffer(B.READ_FRAMEBUFFER,null),Se.bindFramebuffer(B.DRAW_FRAMEBUFFER,null)}else if(H!==0||M.isRenderTargetTexture||y.has(M)){const nn=y.get(M),ji=y.get(G);Se.bindFramebuffer(B.READ_FRAMEBUFFER,SE),Se.bindFramebuffer(B.DRAW_FRAMEBUFFER,CE);for(let 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	<path d="M20,21c0.55,0,1-0.45,1-1v-2h2v2c0,1.65-1.35,3-3,3h-2v-2H20z"/>
	<g>
		<path d="M18.25,7.6l-5.5-3.18c-0.46-0.27-1.04-0.27-1.5,0L5.75,7.6C5.29,7.87,5,8.36,5,8.9v6.35c0,0.54,0.29,1.03,0.75,1.3
			l5.5,3.18c0.46,0.27,1.04,0.27,1.5,0l5.5-3.18c0.46-0.27,0.75-0.76,0.75-1.3V8.9C19,8.36,18.71,7.87,18.25,7.6z M7,14.96v-4.62
			l4,2.32v4.61L7,14.96z M12,10.93L8,8.61l4-2.31l4,2.31L12,10.93z M13,17.27v-4.61l4-2.32v4.62L13,17.27z"/>
	</g>
</g>
</svg>`;const nT=ql`
<style>
:host {
  display: block;
  position: relative;
  contain: strict;
  width: 300px;
  height: 150px;
}

.container {
  position: relative;
  overflow: hidden;
}

.userInput {
  width: 100%;
  height: 100%;
  display: none;
  position: relative;
  outline-offset: -1px;
  outline-width: 1px;
}

canvas {
  position: absolute;
  display: none;
  pointer-events: none;
  /* NOTE(cdata): Chrome 76 and below apparently have a bug
   * that causes our canvas not to display pixels unless it is
   * on its own render layer
   * @see https://github.com/google/model-viewer/pull/755#issuecomment-536597893
   */
  transform: translateZ(0);
}

.show {
  display: block;
}

/* Adapted from HTML5 Boilerplate
 *
 * @see https://github.com/h5bp/html5-boilerplate/blob/ceb4620c78fc82e13534fc44202a3f168754873f/dist/css/main.css#L122-L133 */
.screen-reader-only {
  border: 0;
  left: 0;
  top: 0;
  clip: rect(0, 0, 0, 0);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  white-space: nowrap;
  width: 1px;
  pointer-events: none;
}

.slot {
  position: absolute;
  pointer-events: none;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.slot > * {
  pointer-events: initial;
}

.annotation-wrapper ::slotted(*) {
  opacity: var(--max-hotspot-opacity, 1);
  transition: opacity 0.3s;
}

.pointer-tumbling .annotation-wrapper ::slotted(*) {
  pointer-events: none;
}

.annotation-wrapper ::slotted(*) {
  pointer-events: initial;
}

.annotation-wrapper.hide ::slotted(*) {
  opacity: var(--min-hotspot-opacity, 0.25);
}

.slot.poster {
  display: none;
  background-color: inherit;
}

.slot.poster.show {
  display: inherit;
}

.slot.poster > * {
  pointer-events: initial;
}

.slot.poster:not(.show) > * {
  pointer-events: none;
}

#default-poster {
  width: 100%;
  height: 100%;
  /* The default poster is a <button> so we need to set display
   * to prevent it from being affected by text-align: */
  display: block;
  position: absolute;
  border: none;
  padding: 0;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  background-color: #fff0;
}

#default-progress-bar {
  display: block;
  position: relative;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
}

#default-progress-bar > .bar {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--progress-bar-height, 5px);
  background-color: var(--progress-bar-color, rgba(0, 0, 0, 0.4));
  transition: transform 0.09s;
  transform-origin: top left;
  transform: scaleX(0);
  overflow: hidden;
}

#default-progress-bar > .bar.hide {
  transition: opacity 0.3s 1s;
  opacity: 0;
}

.centered {
  align-items: center;
  justify-content: center;
}

.cover {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.slot.interaction-prompt {
  display: var(--interaction-prompt-display, flex);
  overflow: hidden;
  opacity: 0;
  will-change: opacity;
  transition: opacity 0.3s;
}

.slot.interaction-prompt.visible {
  opacity: 1;
}

.animated-container {
  will-change: transform, opacity;
  opacity: 0;
  transition: opacity 0.3s;
}

.slot.interaction-prompt > * {
  pointer-events: none;
}

.slot.ar-button {
  -moz-user-select: none;
  -webkit-tap-highlight-color: transparent;
  user-select: none;

  display: var(--ar-button-display, block);
}

.slot.ar-button:not(.enabled) {
  display: none;
}

.fab {
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  width: 40px;
  height: 40px;
  cursor: pointer;
  background-color: #fff;
  box-shadow: 0px 0px 4px rgba(0, 0, 0, 0.15);
  border-radius: 100px;
}

.fab > * {
  opacity: 0.87;
}

#default-ar-button {
  position: absolute;
  bottom: 16px;
  right: 16px;
  transform: scale(var(--ar-button-scale, 1));
  transform-origin: bottom right;
}

.slot.pan-target {
  display: block;
  position: absolute;
  width: 0;
  height: 0;
  left: 50%;
  top: 50%;
  transform: translate3d(-50%, -50%, 0);
  background-color: transparent;
  opacity: 0;
  transition: opacity 0.3s;
}

#default-pan-target {
  width: 6px;
  height: 6px;
  border-radius: 6px;
  border: 1px solid white;
  box-shadow: 0px 0px 2px 1px rgba(0, 0, 0, 0.8);
}

.slot.default {
  pointer-events: none;
}

.slot.progress-bar {
  pointer-events: none;
}

.slot.exit-webxr-ar-button {
  pointer-events: none;
}

.slot.exit-webxr-ar-button > slot,
.slot.exit-webxr-ar-button ::slotted(*) {
  pointer-events: auto;
}

.slot.exit-webxr-ar-button:not(.enabled) {
  display: none;
}

#default-exit-webxr-ar-button {
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: env(safe-area-inset-top, 16px);
  right: 16px;
  width: 40px;
  height: 40px;
  box-sizing: border-box;
}

#default-exit-webxr-ar-button > svg {
  fill: #fff;
}
</style>
<div class="container">
  <div class="userInput" tabindex="0" role="img"
      aria-label="3D model">
      <div class="slot canvas">
        <slot name="canvas">
          <canvas></canvas>
        </slot>
      </div>

  </div>

  <!-- NOTE(cdata): We need to wrap slots because browsers without ShadowDOM
        will have their <slot> elements removed by ShadyCSS -->
  <div class="slot poster">
    <slot name="poster">
      <button type="button" id="default-poster" aria-hidden="true" aria-label="Loading 3D model"></button>
    </slot>
  </div>

  <div class="slot ar-button">
    <slot name="ar-button">
      <a id="default-ar-button" part="default-ar-button" class="fab"
          tabindex="2"
          role="button"
          href="javascript:void(0);"
          aria-label="View in your space">
        ${tT}
      </a>
    </slot>
  </div>

  <div class="slot pan-target">
    <slot name="pan-target">
      <div id="default-pan-target">
      </div>
    </slot>
  </div>

  <div class="slot interaction-prompt cover centered">
    <div id="prompt" class="animated-container">
      <slot name="interaction-prompt" aria-hidden="true">
        ${eT}
      </slot>
    </div>
  </div>

  <div id="finger0" class="animated-container cover">
    <slot name="finger0" aria-hidden="true">
    </slot>
  </div>
  <div id="finger1" class="animated-container cover">
    <slot name="finger1" aria-hidden="true">
    </slot>
  </div>

  <div class="slot default">
    <slot></slot>

    <div class="slot progress-bar">
      <slot name="progress-bar">
        <div id="default-progress-bar" aria-hidden="true">
          <div class="bar" part="default-progress-bar"></div>
        </div>
      </slot>
    </div>

    <div class="slot exit-webxr-ar-button">
      <slot name="exit-webxr-ar-button">
        <a id="default-exit-webxr-ar-button" part="default-exit-webxr-ar-button"
            tabindex="3"
            aria-label="Exit AR"
            aria-hidden="true">
          ${Zw}
        </a>
      </slot>
    </div>
  </div>
</div>
<div class="screen-reader-only" role="region" aria-label="Live announcements">
  <span id="status" role="status"></span>
</div>`,iT=r=>{z0(nT,r)};var KA=(function(){var 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Ei{constructor(e){super(e),this.decoderPath="",this.decoderConfig={},this.decoderBinary=null,this.decoderPending=null,this.workerLimit=4,this.workerPool=[],this.workerNextTaskID=1,this.workerSourceURL="",this.defaultAttributeIDs={position:"POSITION",normal:"NORMAL",color:"COLOR",uv:"TEX_COORD"},this.defaultAttributeTypes={position:"Float32Array",normal:"Float32Array",color:"Float32Array",uv:"Float32Array"}}setDecoderPath(e){return this.decoderPath=e,this}setDecoderConfig(e){return this.decoderConfig=e,this}setWorkerLimit(e){return this.workerLimit=e,this}load(e,t,n,i){const s=new Vi(this.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,a=>{this.parse(a,t,i)},n,i)}parse(e,t,n=()=>{}){this.decodeDracoFile(e,t,null,null,mt,n).catch(n)}decodeDracoFile(e,t,n,i,s=Ct,a=()=>{}){const o={attributeIDs:n||this.defaultAttributeIDs,attributeTypes:i||this.defaultAttributeTypes,useUniqueIDs:!!n,vertexColorSpace:s};return this.decodeGeometry(e,o).then(t).catch(a)}decodeGeometry(e,t){const n=JSON.stringify(t);if(Yh.has(e)){const c=Yh.get(e);if(c.key===n)return c.promise;if(e.byteLength===0)throw new Error("THREE.DRACOLoader: Unable to re-decode a buffer with different settings. Buffer has already been transferred.")}let i;const s=this.workerNextTaskID++,a=e.byteLength,o=this._getWorker(s,a).then(c=>(i=c,new Promise((l,h)=>{i._callbacks[s]={resolve:l,reject:h},i.postMessage({type:"decode",id:s,taskConfig:t,buffer:e},[e])}))).then(c=>this._createGeometry(c.geometry));return o.catch(()=>!0).then(()=>{i&&s&&this._releaseTask(i,s)}),Yh.set(e,{key:n,promise:o}),o}_createGeometry(e){const t=new on;e.index&&t.setIndex(new Lt(e.index.array,1));for(let n=0;n<e.attributes.length;n++){const{name:i,array:s,itemSize:a,stride:o,vertexColorSpace:c}=e.attributes[n];let l;if(a===o)l=new Lt(s,a);else{const h=new nb(s,o);l=new eh(h,a,0)}i==="color"&&(this._assignVertexColorSpace(l,c),l.normalized=!(s instanceof Float32Array)),t.setAttribute(i,l)}return t}_assignVertexColorSpace(e,t){if(t!==mt)return;const n=new Me;for(let i=0,s=e.count;i<s;i++)n.fromBufferAttribute(e,i),tt.colorSpaceToWorking(n,mt),e.setXYZ(i,n.r,n.g,n.b)}_loadLibrary(e,t){const n=new Vi(this.manager);return n.setPath(this.decoderPath),n.setResponseType(t),n.setWithCredentials(this.withCredentials),new Promise((i,s)=>{n.load(e,i,void 0,s)})}preload(){return this._initDecoder(),this}_initDecoder(){if(this.decoderPending)return this.decoderPending;const e=typeof WebAssembly!="object"||this.decoderConfig.type==="js",t=[];return e?t.push(this._loadLibrary("draco_decoder.js","text")):(t.push(this._loadLibrary("draco_wasm_wrapper.js","text")),t.push(this._loadLibrary("draco_decoder.wasm","arraybuffer"))),this.decoderPending=Promise.all(t).then(n=>{const i=n[0];e||(this.decoderConfig.wasmBinary=n[1]);const s=rT.toString(),a=["/* draco decoder */",i,"","/* worker */",s.substring(s.indexOf("{")+1,s.lastIndexOf("}"))].join(`
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n=0;n<r.children.length;n++)Ob(r.children[n],e.children[n],t)}class aT extends Ei{constructor(e){super(e),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register(function(t){return new uT(t)}),this.register(function(t){return new dT(t)}),this.register(function(t){return new _T(t)}),this.register(function(t){return new vT(t)}),this.register(function(t){return new yT(t)}),this.register(function(t){return new pT(t)}),this.register(function(t){return new AT(t)}),this.register(function(t){return new gT(t)}),this.register(function(t){return new mT(t)}),this.register(function(t){return new hT(t)}),this.register(function(t){return new bT(t)}),this.register(function(t){return new fT(t)}),this.register(function(t){return new ET(t)}),this.register(function(t){return new xT(t)}),this.register(function(t){return new cT(t)}),this.register(function(t){return new YA(t,Je.EXT_MESHOPT_COMPRESSION)}),this.register(function(t){return new YA(t,Je.KHR_MESHOPT_COMPRESSION)}),this.register(function(t){return new ST(t)})}load(e,t,n,i){const s=this;let a;if(this.resourcePath!=="")a=this.resourcePath;else if(this.path!==""){const l=bo.extractUrlBase(e);a=bo.resolveURL(l,this.path)}else a=bo.extractUrlBase(e);this.manager.itemStart(e);const o=function(l){i?i(l):console.error(l),s.manager.itemError(e),s.manager.itemEnd(e)},c=new Vi(this.manager);c.setPath(this.path),c.setResponseType("arraybuffer"),c.setRequestHeader(this.requestHeader),c.setWithCredentials(this.withCredentials),c.load(e,function(l){try{s.parse(l,a,function(h){t(h),s.manager.itemEnd(e)},o)}catch(h){o(h)}},n,o)}setDRACOLoader(e){return this.dracoLoader=e,this}setKTX2Loader(e){return this.ktx2Loader=e,this}setMeshoptDecoder(e){return this.meshoptDecoder=e,this}register(e){return this.pluginCallbacks.indexOf(e)===-1&&this.pluginCallbacks.push(e),this}unregister(e){return this.pluginCallbacks.indexOf(e)!==-1&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this}parse(e,t,n,i){let s;const a={},o={},c=new TextDecoder;if(typeof e=="string")s=JSON.parse(e);else if(e instanceof ArrayBuffer)if(c.decode(new Uint8Array(e,0,4))===kb){try{a[Je.KHR_BINARY_GLTF]=new CT(e)}catch(u){i&&i(u);return}s=JSON.parse(a[Je.KHR_BINARY_GLTF].content)}else s=JSON.parse(c.decode(e));else s=e;if(s.asset===void 0||s.asset.version[0]<2){i&&i(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported."));return}const l=new OT(s,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});l.fileLoader.setRequestHeader(this.requestHeader);for(let h=0;h<this.pluginCallbacks.length;h++){const u=this.pluginCallbacks[h](l);u.name||console.error("THREE.GLTFLoader: Invalid plugin found: missing name"),o[u.name]=u,a[u.name]=!0}if(s.extensionsUsed)for(let h=0;h<s.extensionsUsed.length;++h){const u=s.extensionsUsed[h],d=s.extensionsRequired||[];switch(u){case Je.KHR_MATERIALS_UNLIT:a[u]=new lT;break;case Je.KHR_DRACO_MESH_COMPRESSION:a[u]=new MT(s,this.dracoLoader);break;case Je.KHR_TEXTURE_TRANSFORM:a[u]=new IT;break;case Je.KHR_MESH_QUANTIZATION:a[u]=new wT;break;default:d.indexOf(u)>=0&&o[u]===void 0&&console.warn('THREE.GLTFLoader: Unknown extension "'+u+'".')}}l.setExtensions(a),l.setPlugins(o),l.parse(n,i)}parseAsync(e,t){const n=this;return new Promise(function(i,s){n.parse(e,t,i,s)})}}function oT(){let r={};return{get:function(e){return r[e]},add:function(e,t){r[e]=t},remove:function(e){delete r[e]},removeAll:function(){r={}}}}function Gt(r,e,t){const n=r.json.materials[e];return n.extensions&&n.extensions[t]?n.extensions[t]:null}const Je={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_DISPERSION:"KHR_materials_dispersion",KHR_MATERIALS_IOR:"KHR_materials_ior",KHR_MATERIALS_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_IRIDESCENCE:"KHR_materials_iridescence",KHR_MATERIALS_ANISOTROPY:"KHR_materials_anisotropy",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",KHR_MATERIALS_EMISSIVE_STRENGTH:"KHR_materials_emissive_strength",EXT_MATERIALS_BUMP:"EXT_materials_bump",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_TEXTURE_AVIF:"EXT_texture_avif",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression",KHR_MESHOPT_COMPRESSION:"KHR_meshopt_compression",EXT_MESH_GPU_INSTANCING:"EXT_mesh_gpu_instancing"};class cT{constructor(e){this.parser=e,this.name=Je.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const e=this.parser,t=this.parser.json.nodes||[];for(let n=0,i=t.length;n<i;n++){const s=t[n];s.extensions&&s.extensions[this.name]&&s.extensions[this.name].light!==void 0&&e._addNodeRef(this.cache,s.extensions[this.name].light)}}_loadLight(e){const t=this.parser,n="light:"+e;let i=t.cache.get(n);if(i)return i;const s=t.json,c=((s.extensions&&s.extensions[this.name]||{}).lights||[])[e];let l;const h=new Me(16777215);c.color!==void 0&&h.setRGB(c.color[0],c.color[1],c.color[2],Ct);const u=c.range!==void 0?c.range:0;switch(c.type){case"directional":l=new Mb(h),l.target.position.set(0,0,-1),l.add(l.target);break;case"point":l=new Cb(h),l.distance=u;break;case"spot":l=new Iy(h),l.distance=u,c.spot=c.spot||{},c.spot.innerConeAngle=c.spot.innerConeAngle!==void 0?c.spot.innerConeAngle:0,c.spot.outerConeAngle=c.spot.outerConeAngle!==void 0?c.spot.outerConeAngle:Math.PI/4,l.angle=c.spot.outerConeAngle,l.penumbra=1-c.spot.innerConeAngle/c.spot.outerConeAngle,l.target.position.set(0,0,-1),l.add(l.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+c.type)}return l.position.set(0,0,0),hi(l,c),c.intensity!==void 0&&(l.intensity=c.intensity),l.name=t.createUniqueName(c.name||"light_"+e),i=Promise.resolve(l),t.cache.add(n,i),i}getDependency(e,t){if(e==="light")return this._loadLight(t)}createNodeAttachment(e){const t=this,n=this.parser,s=n.json.nodes[e],o=(s.extensions&&s.extensions[this.name]||{}).light;return o===void 0?null:this._loadLight(o).then(function(c){return n._getNodeRef(t.cache,o,c)})}}let lT=class{constructor(){this.name=Je.KHR_MATERIALS_UNLIT}getMaterialType(){return fn}extendParams(e,t,n){const i=[];e.color=new Me(1,1,1),e.opacity=1;const s=t.pbrMetallicRoughness;if(s){if(Array.isArray(s.baseColorFactor)){const a=s.baseColorFactor;e.color.setRGB(a[0],a[1],a[2],Ct),e.opacity=a[3]}s.baseColorTexture!==void 0&&i.push(n.assignTexture(e,"map",s.baseColorTexture,mt))}return Promise.all(i)}},hT=class{constructor(e){this.parser=e,this.name=Je.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(e,t){const n=Gt(this.parser,e,this.name);return n===null||n.emissiveStrength!==void 0&&(t.emissiveIntensity=n.emissiveStrength),Promise.resolve()}},uT=class{constructor(e){this.parser=e,this.name=Je.KHR_MATERIALS_CLEARCOAT}getMaterialType(e){return Gt(this.parser,e,this.name)!==null?xi:null}extendMaterialParams(e,t){const n=Gt(this.parser,e,this.name);if(n===null)return Promise.resolve();const i=[];if(n.clearcoatFactor!==void 0&&(t.clearcoat=n.clearcoatFactor),n.clearcoatTexture!==void 0&&i.push(this.parser.assignTexture(t,"clearcoatMap",n.clearcoatTexture)),n.clearcoatRoughnessFactor!==void 0&&(t.clearcoatRoughness=n.clearcoatRoughnessFactor),n.clearcoatRoughnessTexture!==void 0&&i.push(this.parser.assignTexture(t,"clearcoatRoughnessMap",n.clearcoatRoughnessTexture)),n.clearcoatNormalTexture!==void 0&&(i.push(this.parser.assignTexture(t,"clearcoatNormalMap",n.clearcoatNormalTexture)),n.clearcoatNormalTexture.scale!==void 0)){const s=n.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new pe(s,s)}return Promise.all(i)}},dT=class{constructor(e){this.parser=e,this.name=Je.KHR_MATERIALS_DISPERSION}getMaterialType(e){return Gt(this.parser,e,this.name)!==null?xi:null}extendMaterialParams(e,t){const n=Gt(this.parser,e,this.name);return n===null||(t.dispersion=n.dispersion!==void 0?n.dispersion:0),Promise.resolve()}},fT=class{constructor(e){this.parser=e,this.name=Je.KHR_MATERIALS_IRIDESCENCE}getMaterialType(e){return Gt(this.parser,e,this.name)!==null?xi:null}extendMaterialParams(e,t){const n=Gt(this.parser,e,this.name);if(n===null)return Promise.resolve();const i=[];return n.iridescenceFactor!==void 0&&(t.iridescence=n.iridescenceFactor),n.iridescenceTexture!==void 0&&i.push(this.parser.assignTexture(t,"iridescenceMap",n.iridescenceTexture)),n.iridescenceIor!==void 0&&(t.iridescenceIOR=n.iridescenceIor),t.iridescenceThicknessRange===void 0&&(t.iridescenceThicknessRange=[100,400]),n.iridescenceThicknessMinimum!==void 0&&(t.iridescenceThicknessRange[0]=n.iridescenceThicknessMinimum),n.iridescenceThicknessMaximum!==void 0&&(t.iridescenceThicknessRange[1]=n.iridescenceThicknessMaximum),n.iridescenceThicknessTexture!==void 0&&i.push(this.parser.assignTexture(t,"iridescenceThicknessMap",n.iridescenceThicknessTexture)),Promise.all(i)}},pT=class{constructor(e){this.parser=e,this.name=Je.KHR_MATERIALS_SHEEN}getMaterialType(e){return Gt(this.parser,e,this.name)!==null?xi:null}extendMaterialParams(e,t){const n=Gt(this.parser,e,this.name);if(n===null)return Promise.resolve();const i=[];if(t.sheenColor=new Me(0,0,0),t.sheenRoughness=0,t.sheen=1,n.sheenColorFactor!==void 0){const s=n.sheenColorFactor;t.sheenColor.setRGB(s[0],s[1],s[2],Ct)}return n.sheenRoughnessFactor!==void 0&&(t.sheenRoughness=n.sheenRoughnessFactor),n.sheenColorTexture!==void 0&&i.push(this.parser.assignTexture(t,"sheenColorMap",n.sheenColorTexture,mt)),n.sheenRoughnessTexture!==void 0&&i.push(this.parser.assignTexture(t,"sheenRoughnessMap",n.sheenRoughnessTexture)),Promise.all(i)}},AT=class{constructor(e){this.parser=e,this.name=Je.KHR_MATERIALS_TRANSMISSION}getMaterialType(e){return Gt(this.parser,e,this.name)!==null?xi:null}extendMaterialParams(e,t){const n=Gt(this.parser,e,this.name);if(n===null)return Promise.resolve();const i=[];return n.transmissionFactor!==void 0&&(t.transmission=n.transmissionFactor),n.transmissionTexture!==void 0&&i.push(this.parser.assignTexture(t,"transmissionMap",n.transmissionTexture)),Promise.all(i)}},gT=class{constructor(e){this.parser=e,this.name=Je.KHR_MATERIALS_VOLUME}getMaterialType(e){return Gt(this.parser,e,this.name)!==null?xi:null}extendMaterialParams(e,t){const n=Gt(this.parser,e,this.name);if(n===null)return Promise.resolve();const i=[];t.thickness=n.thicknessFactor!==void 0?n.thicknessFactor:0,n.thicknessTexture!==void 0&&i.push(this.parser.assignTexture(t,"thicknessMap",n.thicknessTexture)),t.attenuationDistance=n.attenuationDistance||1/0;const s=n.attenuationColor||[1,1,1];return t.attenuationColor=new Me().setRGB(s[0],s[1],s[2],Ct),Promise.all(i)}},mT=class{constructor(e){this.parser=e,this.name=Je.KHR_MATERIALS_IOR}getMaterialType(e){return Gt(this.parser,e,this.name)!==null?xi:null}extendMaterialParams(e,t){const n=Gt(this.parser,e,this.name);return n===null||(t.ior=n.ior!==void 0?n.ior:1.5),Promise.resolve()}},bT=class{constructor(e){this.parser=e,this.name=Je.KHR_MATERIALS_SPECULAR}getMaterialType(e){return Gt(this.parser,e,this.name)!==null?xi:null}extendMaterialParams(e,t){const n=Gt(this.parser,e,this.name);if(n===null)return Promise.resolve();const i=[];t.specularIntensity=n.specularFactor!==void 0?n.specularFactor:1,n.specularTexture!==void 0&&i.push(this.parser.assignTexture(t,"specularIntensityMap",n.specularTexture));const s=n.specularColorFactor||[1,1,1];return t.specularColor=new Me().setRGB(s[0],s[1],s[2],Ct),n.specularColorTexture!==void 0&&i.push(this.parser.assignTexture(t,"specularColorMap",n.specularColorTexture,mt)),Promise.all(i)}},xT=class{constructor(e){this.parser=e,this.name=Je.EXT_MATERIALS_BUMP}getMaterialType(e){return Gt(this.parser,e,this.name)!==null?xi:null}extendMaterialParams(e,t){const n=Gt(this.parser,e,this.name);if(n===null)return Promise.resolve();const i=[];return t.bumpScale=n.bumpFactor!==void 0?n.bumpFactor:1,n.bumpTexture!==void 0&&i.push(this.parser.assignTexture(t,"bumpMap",n.bumpTexture)),Promise.all(i)}},ET=class{constructor(e){this.parser=e,this.name=Je.KHR_MATERIALS_ANISOTROPY}getMaterialType(e){return Gt(this.parser,e,this.name)!==null?xi:null}extendMaterialParams(e,t){const n=Gt(this.parser,e,this.name);if(n===null)return Promise.resolve();const i=[];return n.anisotropyStrength!==void 0&&(t.anisotropy=n.anisotropyStrength),n.anisotropyRotation!==void 0&&(t.anisotropyRotation=n.anisotropyRotation),n.anisotropyTexture!==void 0&&i.push(this.parser.assignTexture(t,"anisotropyMap",n.anisotropyTexture)),Promise.all(i)}};class _T{constructor(e){this.parser=e,this.name=Je.KHR_TEXTURE_BASISU}loadTexture(e){const t=this.parser,n=t.json,i=n.textures[e];if(!i.extensions||!i.extensions[this.name])return null;const s=i.extensions[this.name],a=t.options.ktx2Loader;if(!a){if(n.extensionsRequired&&n.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return t.loadTextureImage(e,s.source,a)}}class vT{constructor(e){this.parser=e,this.name=Je.EXT_TEXTURE_WEBP}loadTexture(e){const t=this.name,n=this.parser,i=n.json,s=i.textures[e];if(!s.extensions||!s.extensions[t])return null;const a=s.extensions[t],o=i.images[a.source];let c=n.textureLoader;if(o.uri){const l=n.options.manager.getHandler(o.uri);l!==null&&(c=l)}return n.loadTextureImage(e,a.source,c)}}class yT{constructor(e){this.parser=e,this.name=Je.EXT_TEXTURE_AVIF}loadTexture(e){const t=this.name,n=this.parser,i=n.json,s=i.textures[e];if(!s.extensions||!s.extensions[t])return null;const a=s.extensions[t],o=i.images[a.source];let c=n.textureLoader;if(o.uri){const l=n.options.manager.getHandler(o.uri);l!==null&&(c=l)}return n.loadTextureImage(e,a.source,c)}}class YA{constructor(e,t){this.name=t,this.parser=e}loadBufferView(e){const t=this.parser.json,n=t.bufferViews[e];if(n.extensions&&n.extensions[this.name]){const i=n.extensions[this.name],s=this.parser.getDependency("buffer",i.buffer),a=this.parser.options.meshoptDecoder;if(!a||!a.supported){if(t.extensionsRequired&&t.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return s.then(function(o){const c=i.byteOffset||0,l=i.byteLength||0,h=i.count,u=i.byteStride,d=new Uint8Array(o,c,l);return a.decodeGltfBufferAsync?a.decodeGltfBufferAsync(h,u,d,i.mode,i.filter).then(function(f){return f.buffer}):a.ready.then(function(){const f=new ArrayBuffer(h*u);return a.decodeGltfBuffer(new Uint8Array(f),h,u,d,i.mode,i.filter),f})})}else return null}}let ST=class{constructor(e){this.name=Je.EXT_MESH_GPU_INSTANCING,this.parser=e}createNodeMesh(e){const t=this.parser.json,n=t.nodes[e];if(!n.extensions||!n.extensions[this.name]||n.mesh===void 0)return null;const i=t.meshes[n.mesh];for(const l of i.primitives)if(l.mode!==Fn.TRIANGLES&&l.mode!==Fn.TRIANGLE_STRIP&&l.mode!==Fn.TRIANGLE_FAN&&l.mode!==void 0)return null;const a=n.extensions[this.name].attributes,o=[],c={};for(const l in a)o.push(this.parser.getDependency("accessor",a[l]).then(h=>(c[l]=h,c[l])));return o.length<1?null:(o.push(this.parser.createNodeMesh(e)),Promise.all(o).then(l=>{const h=l.pop(),u=h.isGroup?h.children:[h],d=l[0].count,f=[];for(const p of u){const m=new Oe,A=new R,g=new pn,b=new R(1,1,1),x=new Ev(p.geometry,p.material,d);for(let _=0;_<d;_++)c.TRANSLATION&&A.fromBufferAttribute(c.TRANSLATION,_),c.ROTATION&&g.fromBufferAttribute(c.ROTATION,_),c.SCALE&&b.fromBufferAttribute(c.SCALE,_),x.setMatrixAt(_,m.compose(A,g,b));for(const _ in c)if(_==="_COLOR_0"){const v=c[_];x.instanceColor=new zd(v.array,v.itemSize,v.normalized)}else _!=="TRANSLATION"&&_!=="ROTATION"&&_!=="SCALE"&&p.geometry.setAttribute(_,c[_]);ht.prototype.copy.call(x,p),this.parser.assignFinalMaterial(x),f.push(x)}return h.isGroup?(h.clear(),h.add(...f),h):f[0]}))}};const kb="glTF",La=12,JA={JSON:1313821514,BIN:5130562};class CT{constructor(e){this.name=Je.KHR_BINARY_GLTF,this.content=null,this.body=null;const t=new DataView(e,0,La),n=new TextDecoder;if(this.header={magic:n.decode(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==kb)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const i=this.header.length-La,s=new DataView(e,La);let a=0;for(;a<i;){const o=s.getUint32(a,!0);a+=4;const c=s.getUint32(a,!0);if(a+=4,c===JA.JSON){const l=new Uint8Array(e,La+a,o);this.content=n.decode(l)}else if(c===JA.BIN){const l=La+a;this.body=e.slice(l,l+o)}a+=o}if(this.content===null)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class MT{constructor(e,t){if(!t)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=Je.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=t,this.dracoLoader.preload()}decodePrimitive(e,t){const n=this.json,i=this.dracoLoader,s=e.extensions[this.name].bufferView,a=e.extensions[this.name].attributes,o={},c={},l={};for(const h in a){const u=Jd[h]||h.toLowerCase();o[u]=a[h]}for(const h in e.attributes){const u=Jd[h]||h.toLowerCase();if(a[h]!==void 0){const d=n.accessors[e.attributes[h]],f=$r[d.componentType];l[u]=f.name,c[u]=d.normalized===!0}}return t.getDependency("bufferView",s).then(function(h){return new Promise(function(u,d){i.decodeDracoFile(h,function(f){for(const p in f.attributes){const m=f.attributes[p],A=c[p];A!==void 0&&(m.normalized=A)}u(f)},o,l,Ct,d)})})}}class IT{constructor(){this.name=Je.KHR_TEXTURE_TRANSFORM}extendTexture(e,t){return(t.texCoord===void 0||t.texCoord===e.channel)&&t.offset===void 0&&t.rotation===void 0&&t.scale===void 0||(e=e.clone(),t.texCoord!==void 0&&(e.channel=t.texCoord),t.offset!==void 0&&e.offset.fromArray(t.offset),t.rotation!==void 0&&(e.rotation=t.rotation),t.scale!==void 0&&e.repeat.fromArray(t.scale),e.needsUpdate=!0),e}}class wT{constructor(){this.name=Je.KHR_MESH_QUANTIZATION}}class Qb extends ba{constructor(e,t,n,i){super(e,t,n,i)}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,s=e*i*3+i;for(let a=0;a!==i;a++)t[a]=n[s+a];return t}interpolate_(e,t,n,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,c=o*2,l=o*3,h=i-t,u=(n-t)/h,d=u*u,f=d*u,p=e*l,m=p-l,A=-2*f+3*d,g=f-d,b=1-A,x=g-d+u;for(let _=0;_!==o;_++){const v=a[m+_+o],S=a[m+_+c]*h,I=a[p+_+o],E=a[p+_]*h;s[_]=b*v+x*S+A*I+g*E}return s}}const TT=new pn;class RT extends Qb{interpolate_(e,t,n,i){const s=super.interpolate_(e,t,n,i);return TT.fromArray(s).normalize().toArray(s),s}}const Fn={POINTS:0,LINES:1,LINE_LOOP:2,LINE_STRIP:3,TRIANGLES:4,TRIANGLE_STRIP:5,TRIANGLE_FAN:6},$r={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},ZA={9728:St,9729:qe,9984:ga,9985:Xs,9986:hs,9987:vn},eg={33071:Dt,33648:er,10497:ti},Jh={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},Jd={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv1",TEXCOORD_2:"uv2",TEXCOORD_3:"uv3",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},ts={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},BT={CUBICSPLINE:void 0,LINEAR:oa,STEP:aa},Zh={OPAQUE:"OPAQUE",MASK:"MASK",BLEND:"BLEND"};function DT(r){return r.DefaultMaterial===void 0&&(r.DefaultMaterial=new Oo({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:ei})),r.DefaultMaterial}function Ts(r,e,t){for(const n in t.extensions)r[n]===void 0&&(e.userData.gltfExtensions=e.userData.gltfExtensions||{},e.userData.gltfExtensions[n]=t.extensions[n])}function hi(r,e){e.extras!==void 0&&(typeof e.extras=="object"?Object.assign(r.userData,e.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+e.extras))}function LT(r,e,t){let n=!1,i=!1,s=!1;for(let l=0,h=e.length;l<h;l++){const u=e[l];if(u.POSITION!==void 0&&(n=!0),u.NORMAL!==void 0&&(i=!0),u.COLOR_0!==void 0&&(s=!0),n&&i&&s)break}if(!n&&!i&&!s)return Promise.resolve(r);const a=[],o=[],c=[];for(let l=0,h=e.length;l<h;l++){const u=e[l];if(n){const d=u.POSITION!==void 0?t.getDependency("accessor",u.POSITION):r.attributes.position;a.push(d)}if(i){const d=u.NORMAL!==void 0?t.getDependency("accessor",u.NORMAL):r.attributes.normal;o.push(d)}if(s){const d=u.COLOR_0!==void 0?t.getDependency("accessor",u.COLOR_0):r.attributes.color;c.push(d)}}return Promise.all([Promise.all(a),Promise.all(o),Promise.all(c)]).then(function(l){const h=l[0],u=l[1],d=l[2];return n&&(r.morphAttributes.position=h),i&&(r.morphAttributes.normal=u),s&&(r.morphAttributes.color=d),r.morphTargetsRelative=!0,r})}function PT(r,e){if(r.updateMorphTargets(),e.weights!==void 0)for(let t=0,n=e.weights.length;t<n;t++)r.morphTargetInfluences[t]=e.weights[t];if(e.extras&&Array.isArray(e.extras.targetNames)){const t=e.extras.targetNames;if(r.morphTargetInfluences.length===t.length){r.morphTargetDictionary={};for(let n=0,i=t.length;n<i;n++)r.morphTargetDictionary[t[n]]=n}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function FT(r){let e;const t=r.extensions&&r.extensions[Je.KHR_DRACO_MESH_COMPRESSION];if(t?e="draco:"+t.bufferView+":"+t.indices+":"+eu(t.attributes):e=r.indices+":"+eu(r.attributes)+":"+r.mode,r.targets!==void 0)for(let n=0,i=r.targets.length;n<i;n++)e+=":"+eu(r.targets[n]);return e}function eu(r){let e="";const t=Object.keys(r).sort();for(let n=0,i=t.length;n<i;n++)e+=t[n]+":"+r[t[n]]+";";return e}function Zd(r){switch(r){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}function NT(r){return r.search(/\.jpe?g($|\?)/i)>0||r.search(/^data\:image\/jpeg/)===0?"image/jpeg":r.search(/\.webp($|\?)/i)>0||r.search(/^data\:image\/webp/)===0?"image/webp":r.search(/\.ktx2($|\?)/i)>0||r.search(/^data\:image\/ktx2/)===0?"image/ktx2":"image/png"}const UT=new Oe;class OT{constructor(e={},t={}){this.json=e,this.extensions={},this.plugins={},this.options=t,this.cache=new oT,this.associations=new Map,this.primitiveCache={},this.nodeCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.sourceCache={},this.textureCache={},this.nodeNamesUsed={};let n=!1,i=-1,s=!1,a=-1;if(typeof navigator<"u"&&typeof navigator.userAgent<"u"){const o=navigator.userAgent;n=/^((?!chrome|android).)*safari/i.test(o)===!0;const c=o.match(/Version\/(\d+)/);i=n&&c?parseInt(c[1],10):-1,s=o.indexOf("Firefox")>-1,a=s?o.match(/Firefox\/([0-9]+)\./)[1]:-1}typeof createImageBitmap>"u"||n&&i<17||s&&a<98?this.textureLoader=new yb(this.options.manager):this.textureLoader=new Dy(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new Vi(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),this.options.crossOrigin==="use-credentials"&&this.fileLoader.setWithCredentials(!0)}setExtensions(e){this.extensions=e}setPlugins(e){this.plugins=e}parse(e,t){const n=this,i=this.json,s=this.extensions;this.cache.removeAll(),this.nodeCache={},this._invokeAll(function(a){return a._markDefs&&a._markDefs()}),Promise.all(this._invokeAll(function(a){return a.beforeRoot&&a.beforeRoot()})).then(function(){return Promise.all([n.getDependencies("scene"),n.getDependencies("animation"),n.getDependencies("camera")])}).then(function(a){const o={scene:a[0][i.scene||0],scenes:a[0],animations:a[1],cameras:a[2],asset:i.asset,parser:n,userData:{}};return Ts(s,o,i),hi(o,i),Promise.all(n._invokeAll(function(c){return c.afterRoot&&c.afterRoot(o)})).then(function(){for(const c of o.scenes)c.updateMatrixWorld();e(o)})}).catch(t)}_markDefs(){const e=this.json.nodes||[],t=this.json.skins||[],n=this.json.meshes||[];for(let i=0,s=t.length;i<s;i++){const a=t[i].joints;for(let o=0,c=a.length;o<c;o++)e[a[o]].isBone=!0}for(let i=0,s=e.length;i<s;i++){const a=e[i];a.mesh!==void 0&&(this._addNodeRef(this.meshCache,a.mesh),a.skin!==void 0&&(n[a.mesh].isSkinnedMesh=!0)),a.camera!==void 0&&this._addNodeRef(this.cameraCache,a.camera)}}_addNodeRef(e,t){t!==void 0&&(e.refs[t]===void 0&&(e.refs[t]=e.uses[t]=0),e.refs[t]++)}_getNodeRef(e,t,n){if(e.refs[t]<=1)return n;const i=n.clone(),s=(a,o)=>{const c=this.associations.get(a);c!=null&&this.associations.set(o,c);for(const[l,h]of a.children.entries())s(h,o.children[l])};return s(n,i),i.name+="_instance_"+e.uses[t]++,i}_invokeOne(e){const t=Object.values(this.plugins);t.push(this);for(let n=0;n<t.length;n++){const i=e(t[n]);if(i)return i}return null}_invokeAll(e){const t=Object.values(this.plugins);t.unshift(this);const n=[];for(let i=0;i<t.length;i++){const s=e(t[i]);s&&n.push(s)}return n}getDependency(e,t){const n=e+":"+t;let i=this.cache.get(n);if(!i){switch(e){case"scene":i=this.loadScene(t);break;case"node":i=this._invokeOne(function(s){return s.loadNode&&s.loadNode(t)});break;case"mesh":i=this._invokeOne(function(s){return s.loadMesh&&s.loadMesh(t)});break;case"accessor":i=this.loadAccessor(t);break;case"bufferView":i=this._invokeOne(function(s){return s.loadBufferView&&s.loadBufferView(t)});break;case"buffer":i=this.loadBuffer(t);break;case"material":i=this._invokeOne(function(s){return s.loadMaterial&&s.loadMaterial(t)});break;case"texture":i=this._invokeOne(function(s){return s.loadTexture&&s.loadTexture(t)});break;case"skin":i=this.loadSkin(t);break;case"animation":i=this._invokeOne(function(s){return s.loadAnimation&&s.loadAnimation(t)});break;case"camera":i=this.loadCamera(t);break;default:if(i=this._invokeOne(function(s){return s!=this&&s.getDependency&&s.getDependency(e,t)}),!i)throw new Error("Unknown type: "+e);break}this.cache.add(n,i)}return i}getDependencies(e){let t=this.cache.get(e);if(!t){const n=this,i=this.json[e+(e==="mesh"?"es":"s")]||[];t=Promise.all(i.map(function(s,a){return n.getDependency(e,a)})),this.cache.add(e,t)}return t}loadBuffer(e){const t=this.json.buffers[e],n=this.fileLoader;if(t.type&&t.type!=="arraybuffer")throw new Error("THREE.GLTFLoader: "+t.type+" buffer type is not supported.");if(t.uri===void 0&&e===0)return Promise.resolve(this.extensions[Je.KHR_BINARY_GLTF].body);const i=this.options;return new Promise(function(s,a){n.load(bo.resolveURL(t.uri,i.path),s,void 0,function(){a(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))})})}loadBufferView(e){const t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then(function(n){const i=t.byteLength||0,s=t.byteOffset||0;return n.slice(s,s+i)})}loadAccessor(e){const t=this,n=this.json,i=this.json.accessors[e];if(i.bufferView===void 0&&i.sparse===void 0){const a=Jh[i.type],o=$r[i.componentType],c=i.normalized===!0,l=new o(i.count*a);return Promise.resolve(new Lt(l,a,c))}const s=[];return i.bufferView!==void 0?s.push(this.getDependency("bufferView",i.bufferView)):s.push(null),i.sparse!==void 0&&(s.push(this.getDependency("bufferView",i.sparse.indices.bufferView)),s.push(this.getDependency("bufferView",i.sparse.values.bufferView))),Promise.all(s).then(function(a){const o=a[0],c=Jh[i.type],l=$r[i.componentType],h=l.BYTES_PER_ELEMENT,u=h*c,d=i.byteOffset||0,f=i.bufferView!==void 0?n.bufferViews[i.bufferView].byteStride:void 0,p=i.normalized===!0;let m,A;if(f&&f!==u){const g=Math.floor(d/f),b="InterleavedBuffer:"+i.bufferView+":"+i.componentType+":"+g+":"+i.count;let x=t.cache.get(b);x||(m=new l(o,g*f,i.count*f/h),x=new nb(m,f/h),t.cache.add(b,x)),A=new eh(x,c,d%f/h,p)}else o===null?m=new l(i.count*c):m=new l(o,d,i.count*c),A=new Lt(m,c,p);if(i.sparse!==void 0){const g=Jh.SCALAR,b=$r[i.sparse.indices.componentType],x=i.sparse.indices.byteOffset||0,_=i.sparse.values.byteOffset||0,v=new b(a[1],x,i.sparse.count*g),S=new l(a[2],_,i.sparse.count*c);o!==null&&(A=new Lt(A.array.slice(),A.itemSize,A.normalized)),A.normalized=!1;for(let I=0,E=v.length;I<E;I++){const C=v[I];if(A.setX(C,S[I*c]),c>=2&&A.setY(C,S[I*c+1]),c>=3&&A.setZ(C,S[I*c+2]),c>=4&&A.setW(C,S[I*c+3]),c>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}A.normalized=p}return A})}loadTexture(e){const t=this.json,n=this.options,s=t.textures[e].source,a=t.images[s];let o=this.textureLoader;if(a.uri){const c=n.manager.getHandler(a.uri);c!==null&&(o=c)}return this.loadTextureImage(e,s,o)}loadTextureImage(e,t,n){const i=this,s=this.json,a=s.textures[e],o=s.images[t],c=(o.uri||o.bufferView)+":"+a.sampler;if(this.textureCache[c])return this.textureCache[c];const l=this.loadImageSource(t,n).then(function(h){h.flipY=!1,h.name=a.name||o.name||"",h.name===""&&typeof o.uri=="string"&&o.uri.startsWith("data:image/")===!1&&(h.name=o.uri);const d=(s.samplers||{})[a.sampler]||{};return h.magFilter=ZA[d.magFilter]||qe,h.minFilter=ZA[d.minFilter]||vn,h.wrapS=eg[d.wrapS]||ti,h.wrapT=eg[d.wrapT]||ti,h.generateMipmaps=!h.isCompressedTexture&&h.minFilter!==St&&h.minFilter!==qe,i.associations.set(h,{textures:e}),h}).catch(function(){return null});return this.textureCache[c]=l,l}loadImageSource(e,t){const n=this,i=this.json,s=this.options;if(this.sourceCache[e]!==void 0)return this.sourceCache[e].then(u=>u.clone());const a=i.images[e],o=self.URL||self.webkitURL;let c=a.uri||"",l=!1;if(a.bufferView!==void 0)c=n.getDependency("bufferView",a.bufferView).then(function(u){l=!0;const d=new Blob([u],{type:a.mimeType});return c=o.createObjectURL(d),c});else if(a.uri===void 0)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");const h=Promise.resolve(c).then(function(u){return new Promise(function(d,f){let p=d;t.isImageBitmapLoader===!0&&(p=function(m){const A=new Rt(m);A.needsUpdate=!0,d(A)}),t.load(bo.resolveURL(u,s.path),p,void 0,f)})}).then(function(u){return l===!0&&o.revokeObjectURL(c),hi(u,a),u.userData.mimeType=a.mimeType||NT(a.uri),u}).catch(function(u){throw console.error("THREE.GLTFLoader: Couldn't load texture",c),u});return this.sourceCache[e]=h,h}assignTexture(e,t,n,i){const s=this;return this.getDependency("texture",n.index).then(function(a){if(!a)return null;if(n.texCoord!==void 0&&n.texCoord>0&&(a=a.clone(),a.channel=n.texCoord),s.extensions[Je.KHR_TEXTURE_TRANSFORM]){const o=n.extensions!==void 0?n.extensions[Je.KHR_TEXTURE_TRANSFORM]:void 0;if(o){const c=s.associations.get(a);a=s.extensions[Je.KHR_TEXTURE_TRANSFORM].extendTexture(a,o),s.associations.set(a,c)}}return i!==void 0&&(a.colorSpace=i),e[t]=a,a})}assignFinalMaterial(e){const t=e.geometry;let n=e.material;const i=t.attributes.tangent===void 0,s=t.attributes.color!==void 0,a=t.attributes.normal===void 0;if(e.isPoints){const o="PointsMaterial:"+n.uuid;let c=this.cache.get(o);c||(c=new rb,Zn.prototype.copy.call(c,n),c.color.copy(n.color),c.map=n.map,c.sizeAttenuation=!1,this.cache.add(o,c)),n=c}else if(e.isLine){const o="LineBasicMaterial:"+n.uuid;let c=this.cache.get(o);c||(c=new sb,Zn.prototype.copy.call(c,n),c.color.copy(n.color),c.map=n.map,this.cache.add(o,c)),n=c}if(i||s||a){let o="ClonedMaterial:"+n.uuid+":";i&&(o+="derivative-tangents:"),s&&(o+="vertex-colors:"),a&&(o+="flat-shading:");let c=this.cache.get(o);c||(c=n.clone(),s&&(c.vertexColors=!0),a&&(c.flatShading=!0),i&&(c.normalScale&&(c.normalScale.y*=-1),c.clearcoatNormalScale&&(c.clearcoatNormalScale.y*=-1)),this.cache.add(o,c),this.associations.set(c,this.associations.get(n))),n=c}e.material=n}getMaterialType(){return Oo}loadMaterial(e){const t=this,n=this.json,i=this.extensions,s=n.materials[e];let a;const o={},c=s.extensions||{},l=[];if(c[Je.KHR_MATERIALS_UNLIT]){const u=i[Je.KHR_MATERIALS_UNLIT];a=u.getMaterialType(),l.push(u.extendParams(o,s,t))}else{const u=s.pbrMetallicRoughness||{};if(o.color=new Me(1,1,1),o.opacity=1,Array.isArray(u.baseColorFactor)){const d=u.baseColorFactor;o.color.setRGB(d[0],d[1],d[2],Ct),o.opacity=d[3]}u.baseColorTexture!==void 0&&l.push(t.assignTexture(o,"map",u.baseColorTexture,mt)),o.metalness=u.metallicFactor!==void 0?u.metallicFactor:1,o.roughness=u.roughnessFactor!==void 0?u.roughnessFactor:1,u.metallicRoughnessTexture!==void 0&&(l.push(t.assignTexture(o,"metalnessMap",u.metallicRoughnessTexture)),l.push(t.assignTexture(o,"roughnessMap",u.metallicRoughnessTexture))),a=this._invokeOne(function(d){return d.getMaterialType&&d.getMaterialType(e)}),l.push(Promise.all(this._invokeAll(function(d){return d.extendMaterialParams&&d.extendMaterialParams(e,o)})))}s.doubleSided===!0&&(o.side=Wt);const h=s.alphaMode||Zh.OPAQUE;if(h===Zh.BLEND?(o.transparent=!0,o.depthWrite=!1):(o.transparent=!1,h===Zh.MASK&&(o.alphaTest=s.alphaCutoff!==void 0?s.alphaCutoff:.5)),s.normalTexture!==void 0&&a!==fn&&(l.push(t.assignTexture(o,"normalMap",s.normalTexture)),o.normalScale=new pe(1,1),s.normalTexture.scale!==void 0)){const u=s.normalTexture.scale;o.normalScale.set(u,u)}if(s.occlusionTexture!==void 0&&a!==fn&&(l.push(t.assignTexture(o,"aoMap",s.occlusionTexture)),s.occlusionTexture.strength!==void 0&&(o.aoMapIntensity=s.occlusionTexture.strength)),s.emissiveFactor!==void 0&&a!==fn){const u=s.emissiveFactor;o.emissive=new Me().setRGB(u[0],u[1],u[2],Ct)}return s.emissiveTexture!==void 0&&a!==fn&&l.push(t.assignTexture(o,"emissiveMap",s.emissiveTexture,mt)),Promise.all(l).then(function(){const u=new a(o);return s.name&&(u.name=s.name),hi(u,s),t.associations.set(u,{materials:e}),s.extensions&&Ts(i,u,s),u})}createUniqueName(e){const t=nt.sanitizeNodeName(e||"");return t in this.nodeNamesUsed?t+"_"+ ++this.nodeNamesUsed[t]:(this.nodeNamesUsed[t]=0,t)}loadGeometries(e){const t=this,n=this.extensions,i=this.primitiveCache;function s(o){return n[Je.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(o,t).then(function(c){return tg(c,o,t)})}const a=[];for(let o=0,c=e.length;o<c;o++){const l=e[o],h=FT(l),u=i[h];if(u)a.push(u.promise);else{let d;l.extensions&&l.extensions[Je.KHR_DRACO_MESH_COMPRESSION]?d=s(l):d=tg(new on,l,t),i[h]={primitive:l,promise:d},a.push(d)}}return Promise.all(a)}loadMesh(e){const t=this,n=this.json,i=this.extensions,s=n.meshes[e],a=s.primitives,o=[];for(let c=0,l=a.length;c<l;c++){const h=a[c].material===void 0?DT(this.cache):this.getDependency("material",a[c].material);o.push(h)}return o.push(t.loadGeometries(a)),Promise.all(o).then(function(c){const l=c.slice(0,c.length-1),h=c[c.length-1],u=[];for(let f=0,p=h.length;f<p;f++){const m=h[f],A=a[f];let g;const b=l[f];if(A.mode===Fn.TRIANGLES||A.mode===Fn.TRIANGLE_STRIP||A.mode===Fn.TRIANGLE_FAN||A.mode===void 0)g=s.isSkinnedMesh===!0?new mv(m,b):new at(m,b),g.isSkinnedMesh===!0&&g.normalizeSkinWeights(),A.mode===Fn.TRIANGLE_STRIP?g.geometry=$A(g.geometry,j0):A.mode===Fn.TRIANGLE_FAN&&(g.geometry=$A(g.geometry,Gd));else if(A.mode===Fn.LINES)g=new Sv(m,b);else if(A.mode===Fn.LINE_STRIP)g=new Lo(m,b);else if(A.mode===Fn.LINE_LOOP)g=new Cv(m,b);else if(A.mode===Fn.POINTS)g=new Mv(m,b);else throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+A.mode);Object.keys(g.geometry.morphAttributes).length>0&&PT(g,s),g.name=t.createUniqueName(s.name||"mesh_"+e),hi(g,s),A.extensions&&Ts(i,g,A),t.assignFinalMaterial(g),u.push(g)}for(let f=0,p=u.length;f<p;f++)t.associations.set(u[f],{meshes:e,primitives:f});if(u.length===1)return s.extensions&&Ts(i,u[0],s),u[0];const d=new ds;s.extensions&&Ts(i,d,s),t.associations.set(d,{meshes:e});for(let f=0,p=u.length;f<p;f++)d.add(u[f]);return d})}loadCamera(e){let t;const n=this.json.cameras[e],i=n[n.type];if(!i){console.warn("THREE.GLTFLoader: Missing camera parameters.");return}return n.type==="perspective"?t=new Jt(Ll.radToDeg(i.yfov),i.aspectRatio||1,i.znear||1,i.zfar||2e6):n.type==="orthographic"&&(t=new rr(-i.xmag,i.xmag,i.ymag,-i.ymag,i.znear,i.zfar)),n.name&&(t.name=this.createUniqueName(n.name)),hi(t,n),Promise.resolve(t)}loadSkin(e){const t=this.json.skins[e],n=[];for(let i=0,s=t.joints.length;i<s;i++)n.push(this._loadNodeShallow(t.joints[i]));return t.inverseBindMatrices!==void 0?n.push(this.getDependency("accessor",t.inverseBindMatrices)):n.push(null),Promise.all(n).then(function(i){const s=i.pop(),a=i,o=[],c=[];for(let l=0,h=a.length;l<h;l++){const u=a[l];if(u){o.push(u);const d=new Oe;s!==null&&d.fromArray(s.array,l*16),c.push(d)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',t.joints[l])}return new Of(o,c)})}loadAnimation(e){const t=this.json,n=this,i=t.animations[e],s=i.name?i.name:"animation_"+e,a=[],o=[],c=[],l=[],h=[];for(let u=0,d=i.channels.length;u<d;u++){const f=i.channels[u],p=i.samplers[f.sampler],m=f.target,A=m.node,g=i.parameters!==void 0?i.parameters[p.input]:p.input,b=i.parameters!==void 0?i.parameters[p.output]:p.output;m.node!==void 0&&(a.push(this.getDependency("node",A)),o.push(this.getDependency("accessor",g)),c.push(this.getDependency("accessor",b)),l.push(p),h.push(m))}return Promise.all([Promise.all(a),Promise.all(o),Promise.all(c),Promise.all(l),Promise.all(h)]).then(function(u){const d=u[0],f=u[1],p=u[2],m=u[3],A=u[4],g=[];for(let x=0,_=d.length;x<_;x++){const v=d[x],S=f[x],I=p[x],E=m[x],C=A[x];if(v===void 0)continue;v.updateMatrix&&v.updateMatrix();const D=n._createAnimationTracks(v,S,I,E,C);if(D)for(let w=0;w<D.length;w++)g.push(D[w])}const b=new jd(s,void 0,g);return hi(b,i),b})}createNodeMesh(e){const t=this.json,n=this,i=t.nodes[e];return i.mesh===void 0?null:n.getDependency("mesh",i.mesh).then(function(s){const a=n._getNodeRef(n.meshCache,i.mesh,s);return i.weights!==void 0&&a.traverse(function(o){if(o.isMesh)for(let c=0,l=i.weights.length;c<l;c++)o.morphTargetInfluences[c]=i.weights[c]}),a})}loadNode(e){const t=this.json,n=this,i=t.nodes[e],s=n._loadNodeShallow(e),a=[],o=i.children||[];for(let l=0,h=o.length;l<h;l++)a.push(n.getDependency("node",o[l]));const c=i.skin===void 0?Promise.resolve(null):n.getDependency("skin",i.skin);return Promise.all([s,Promise.all(a),c]).then(function(l){const h=l[0],u=l[1],d=l[2];d!==null&&h.traverse(function(f){f.isSkinnedMesh&&f.bind(d,UT)});for(let f=0,p=u.length;f<p;f++)h.add(u[f]);if(h.userData.pivot!==void 0&&u.length>0){const f=h.userData.pivot,p=u[0];h.pivot=new R().fromArray(f),h.position.x-=f[0],h.position.y-=f[1],h.position.z-=f[2],p.position.set(0,0,0),delete h.userData.pivot}return h})}_loadNodeShallow(e){const t=this.json,n=this.extensions,i=this;if(this.nodeCache[e]!==void 0)return this.nodeCache[e];const s=t.nodes[e],a=s.name?i.createUniqueName(s.name):"",o=[],c=i._invokeOne(function(l){return l.createNodeMesh&&l.createNodeMesh(e)});return c&&o.push(c),s.camera!==void 0&&o.push(i.getDependency("camera",s.camera).then(function(l){return i._getNodeRef(i.cameraCache,s.camera,l)})),i._invokeAll(function(l){return l.createNodeAttachment&&l.createNodeAttachment(e)}).forEach(function(l){o.push(l)}),this.nodeCache[e]=Promise.all(o).then(function(l){let h;if(s.isBone===!0?h=new ib:l.length>1?h=new ds:l.length===1?h=l[0]:h=new ht,h!==l[0])for(let u=0,d=l.length;u<d;u++)h.add(l[u]);if(s.name&&(h.userData.name=s.name,h.name=a),hi(h,s),s.extensions&&Ts(n,h,s),s.matrix!==void 0){const u=new Oe;u.fromArray(s.matrix),h.applyMatrix4(u)}else s.translation!==void 0&&h.position.fromArray(s.translation),s.rotation!==void 0&&h.quaternion.fromArray(s.rotation),s.scale!==void 0&&h.scale.fromArray(s.scale);if(!i.associations.has(h))i.associations.set(h,{});else if(s.mesh!==void 0&&i.meshCache.refs[s.mesh]>1){const u=i.associations.get(h);i.associations.set(h,{...u})}return i.associations.get(h).nodes=e,h}),this.nodeCache[e]}loadScene(e){const t=this.extensions,n=this.json.scenes[e],i=this,s=new ds;n.name&&(s.name=i.createUniqueName(n.name)),hi(s,n),n.extensions&&Ts(t,s,n);const a=n.nodes||[],o=[];for(let c=0,l=a.length;c<l;c++)o.push(i.getDependency("node",a[c]));return Promise.all(o).then(function(c){for(let h=0,u=c.length;h<u;h++){const d=c[h];d.parent!==null?s.add(Ub(d)):s.add(d)}const l=h=>{const u=new Map;for(const[d,f]of i.associations)(d instanceof Zn||d instanceof Rt)&&u.set(d,f);return h.traverse(d=>{const f=i.associations.get(d);f!=null&&u.set(d,f)}),u};return i.associations=l(s),s})}_createAnimationTracks(e,t,n,i,s){const a=[],o=e.name?e.name:e.uuid,c=[];ts[s.path]===ts.weights?e.traverse(function(d){d.morphTargetInfluences&&c.push(d.name?d.name:d.uuid)}):c.push(o);let l;switch(ts[s.path]){case ts.weights:l=ua;break;case ts.rotation:l=da;break;case ts.translation:case ts.scale:l=fa;break;default:n.itemSize===1?l=ua:l=fa;break}const h=i.interpolation!==void 0?BT[i.interpolation]:oa,u=this._getArrayFromAccessor(n);for(let d=0,f=c.length;d<f;d++){const p=new l(c[d]+"."+ts[s.path],t.array,u,h);i.interpolation==="CUBICSPLINE"&&this._createCubicSplineTrackInterpolant(p),a.push(p)}return a}_getArrayFromAccessor(e){let t=e.array;if(e.normalized){const n=Zd(t.constructor),i=new Float32Array(t.length);for(let s=0,a=t.length;s<a;s++)i[s]=t[s]*n;t=i}return t}_createCubicSplineTrackInterpolant(e){e.createInterpolant=function(n){const i=this instanceof da?RT:Qb;return new i(this.times,this.values,this.getValueSize()/3,n)},e.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0}}function kT(r,e,t){const n=e.attributes,i=new dn;if(n.POSITION!==void 0){const o=t.json.accessors[n.POSITION],c=o.min,l=o.max;if(c!==void 0&&l!==void 0){if(i.set(new R(c[0],c[1],c[2]),new R(l[0],l[1],l[2])),o.normalized){const h=Zd($r[o.componentType]);i.min.multiplyScalar(h),i.max.multiplyScalar(h)}}else{console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.");return}}else return;const s=e.targets;if(s!==void 0){const o=new R,c=new R;for(let l=0,h=s.length;l<h;l++){const u=s[l];if(u.POSITION!==void 0){const d=t.json.accessors[u.POSITION],f=d.min,p=d.max;if(f!==void 0&&p!==void 0){if(c.setX(Math.max(Math.abs(f[0]),Math.abs(p[0]))),c.setY(Math.max(Math.abs(f[1]),Math.abs(p[1]))),c.setZ(Math.max(Math.abs(f[2]),Math.abs(p[2]))),d.normalized){const m=Zd($r[d.componentType]);c.multiplyScalar(m)}o.max(c)}else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.")}}i.expandByVector(o)}r.boundingBox=i;const a=new zn;i.getCenter(a.center),a.radius=i.min.distanceTo(i.max)/2,r.boundingSphere=a}function tg(r,e,t){const n=e.attributes,i=[];function s(a,o){return t.getDependency("accessor",a).then(function(c){r.setAttribute(o,c)})}for(const a in n){const o=Jd[a]||a.toLowerCase();o in r.attributes||i.push(s(n[a],o))}if(e.indices!==void 0&&!r.index){const a=t.getDependency("accessor",e.indices).then(function(o){r.setIndex(o)});i.push(a)}return tt.workingColorSpace!==Ct&&"COLOR_0"in n&&console.warn(`THREE.GLTFLoader: Converting vertex colors from "srgb-linear" to "${tt.workingColorSpace}" not supported.`),hi(r,e),kT(r,e,t),Promise.all(i).then(function(){return e.targets!==void 0?LT(r,e.targets,t):r})}class QT{constructor(e=4){this.pool=e,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0,this.workerCreator=null}_initWorker(e){if(!this.workers[e]){const t=this.workerCreator();t.addEventListener("message",this._onMessage.bind(this,e)),this.workers[e]=t}}_getIdleWorker(){for(let e=0;e<this.pool;e++)if(!(this.workerStatus&1<<e))return e;return-1}_onMessage(e,t){const n=this.workersResolve[e];if(n&&n(t),this.queue.length){const{resolve:i,msg:s,transfer:a}=this.queue.shift();this.workersResolve[e]=i,this.workers[e].postMessage(s,a)}else this.workerStatus^=1<<e}setWorkerCreator(e){this.workerCreator=e}setWorkerLimit(e){this.pool=e}postMessage(e,t){return new Promise(n=>{const i=this._getIdleWorker();i!==-1?(this._initWorker(i),this.workerStatus|=1<<i,this.workersResolve[i]=n,this.workers[i].postMessage(e,t)):this.queue.push({resolve:n,msg:e,transfer:t})})}dispose(){this.workers.forEach(e=>e.terminate()),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}const GT=0,ng=2,HT=1,ig=2,zT=0,VT=1,WT=10,qT=0,Gb=9,Hb=15,zb=16,Vb=22,Wb=37,qb=43,jb=76,Xb=83,Kb=97,$b=100,Yb=103,Jb=109,Zb=122,ex=123,tx=131,nx=132,ix=133,sx=134,rx=137,ax=138,ox=139,cx=140,lx=141,hx=142,ux=145,dx=146,fx=148,px=152,Ax=153,gx=154,mx=155,bx=156,xx=157,Ex=158,_x=165,vx=166,yx=1000054e3,Sx=1000054001,Cx=1000054004,Mx=1000054005,$f=1000066e3,Ix=1000066004;class Pa{constructor(e,t,n,i){this._dataView=void 0,this._littleEndian=void 0,this._offset=void 0,this._dataView=new DataView(e.buffer,e.byteOffset+t,n),this._littleEndian=i,this._offset=0}_nextUint8(){const e=this._dataView.getUint8(this._offset);return this._offset+=1,e}_nextUint16(){const e=this._dataView.getUint16(this._offset,this._littleEndian);return this._offset+=2,e}_nextUint32(){const e=this._dataView.getUint32(this._offset,this._littleEndian);return this._offset+=4,e}_nextUint64(){const e=this._dataView.getUint32(this._offset,this._littleEndian)+4294967296*this._dataView.getUint32(this._offset+4,this._littleEndian);return this._offset+=8,e}_nextInt32(){const e=this._dataView.getInt32(this._offset,this._littleEndian);return this._offset+=4,e}_nextUint8Array(e){const t=new Uint8Array(this._dataView.buffer,this._dataView.byteOffset+this._offset,e);return this._offset+=e,t}_skip(e){return this._offset+=e,this}_scan(e,t=0){const n=this._offset;let i=0;for(;this._dataView.getUint8(this._offset)!==t&&i<e;)i++,this._offset++;return i<e&&this._offset++,new Uint8Array(this._dataView.buffer,this._dataView.byteOffset+n,i)}}const xn=[171,75,84,88,32,50,48,187,13,10,26,10];function sg(r){return new TextDecoder().decode(r)}function jT(r){const e=new Uint8Array(r.buffer,r.byteOffset,xn.length);if(e[0]!==xn[0]||e[1]!==xn[1]||e[2]!==xn[2]||e[3]!==xn[3]||e[4]!==xn[4]||e[5]!==xn[5]||e[6]!==xn[6]||e[7]!==xn[7]||e[8]!==xn[8]||e[9]!==xn[9]||e[10]!==xn[10]||e[11]!==xn[11])throw new Error("Missing KTX 2.0 identifier.");const t={vkFormat:0,typeSize:1,pixelWidth:0,pixelHeight:0,pixelDepth:0,layerCount:0,faceCount:1,levelCount:0,supercompressionScheme:0,levels:[],dataFormatDescriptor:[{vendorId:0,descriptorType:0,versionNumber:2,colorModel:0,colorPrimaries:1,transferFunction:2,flags:0,texelBlockDimension:[0,0,0,0],bytesPlane:[0,0,0,0,0,0,0,0],samples:[]}],keyValue:{},globalData:null},n=17*Uint32Array.BYTES_PER_ELEMENT,i=new Pa(r,xn.length,n,!0);t.vkFormat=i._nextUint32(),t.typeSize=i._nextUint32(),t.pixelWidth=i._nextUint32(),t.pixelHeight=i._nextUint32(),t.pixelDepth=i._nextUint32(),t.layerCount=i._nextUint32(),t.faceCount=i._nextUint32(),t.levelCount=i._nextUint32(),t.supercompressionScheme=i._nextUint32();const s=i._nextUint32(),a=i._nextUint32(),o=i._nextUint32(),c=i._nextUint32(),l=i._nextUint64(),h=i._nextUint64(),u=3*Math.max(t.levelCount,1)*8,d=new Pa(r,xn.length+n,u,!0);for(let Z=0,Y=Math.max(t.levelCount,1);Z<Y;Z++)t.levels.push({levelData:new Uint8Array(r.buffer,r.byteOffset+d._nextUint64(),d._nextUint64()),uncompressedByteLength:d._nextUint64()});const f=new Pa(r,s,a,!0);f._skip(4);const p=f._nextUint16(),m=f._nextUint16(),A=f._nextUint16(),g=f._nextUint16(),b={vendorId:p,descriptorType:m,versionNumber:A,colorModel:f._nextUint8(),colorPrimaries:f._nextUint8(),transferFunction:f._nextUint8(),flags:f._nextUint8(),texelBlockDimension:[f._nextUint8(),f._nextUint8(),f._nextUint8(),f._nextUint8()],bytesPlane:[f._nextUint8(),f._nextUint8(),f._nextUint8(),f._nextUint8(),f._nextUint8(),f._nextUint8(),f._nextUint8(),f._nextUint8()],samples:[]},x=(g/4-6)/4;for(let Z=0;Z<x;Z++){const Y={bitOffset:f._nextUint16(),bitLength:f._nextUint8(),channelType:f._nextUint8(),samplePosition:[f._nextUint8(),f._nextUint8(),f._nextUint8(),f._nextUint8()],sampleLower:Number.NEGATIVE_INFINITY,sampleUpper:Number.POSITIVE_INFINITY};64&Y.channelType?(Y.sampleLower=f._nextInt32(),Y.sampleUpper=f._nextInt32()):(Y.sampleLower=f._nextUint32(),Y.sampleUpper=f._nextUint32()),b.samples[Z]=Y}t.dataFormatDescriptor.length=0,t.dataFormatDescriptor.push(b);const _=new Pa(r,o,c,!0);for(;_._offset<c;){const Z=_._nextUint32(),Y=_._scan(Z),fe=sg(Y);if(t.keyValue[fe]=_._nextUint8Array(Z-Y.byteLength-1),fe.match(/^ktx/i)){const Ge=sg(t.keyValue[fe]);t.keyValue[fe]=Ge.substring(0,Ge.lastIndexOf("\0"))}_._skip(Z%4?4-Z%4:0)}if(h<=0)return t;const v=new Pa(r,l,h,!0),S=v._nextUint16(),I=v._nextUint16(),E=v._nextUint32(),C=v._nextUint32(),D=v._nextUint32(),w=v._nextUint32(),L=[];for(let Z=0,Y=Math.max(t.levelCount,1);Z<Y;Z++)L.push({imageFlags:v._nextUint32(),rgbSliceByteOffset:v._nextUint32(),rgbSliceByteLength:v._nextUint32(),alphaSliceByteOffset:v._nextUint32(),alphaSliceByteLength:v._nextUint32()});const U=l+v._offset,P=U+E,N=P+C,F=N+D,k=new Uint8Array(r.buffer,r.byteOffset+U,E),$=new Uint8Array(r.buffer,r.byteOffset+P,C),q=new Uint8Array(r.buffer,r.byteOffset+N,D),te=new Uint8Array(r.buffer,r.byteOffset+F,w);return t.globalData={endpointCount:S,selectorCount:I,imageDescs:L,endpointsData:k,selectorsData:$,tablesData:q,extendedData:te},t}let tu,Ni,ef;const nu={env:{emscripten_notify_memory_growth:function(r){ef=new Uint8Array(Ni.exports.memory.buffer)}}};class XT{init(){return tu||(tu=typeof fetch<"u"?fetch("data:application/wasm;base64,"+rg).then(e=>e.arrayBuffer()).then(e=>WebAssembly.instantiate(e,nu)).then(this._init):WebAssembly.instantiate(Buffer.from(rg,"base64"),nu).then(this._init),tu)}_init(e){Ni=e.instance,nu.env.emscripten_notify_memory_growth(0)}decode(e,t=0){if(!Ni)throw new Error("ZSTDDecoder: Await .init() before decoding.");const n=e.byteLength,i=Ni.exports.malloc(n);ef.set(e,i),t=t||Number(Ni.exports.ZSTD_findDecompressedSize(i,n));const s=Ni.exports.malloc(t),a=Ni.exports.ZSTD_decompress(s,t,i,n),o=ef.slice(s,s+a);return Ni.exports.free(i),Ni.exports.free(s),o}}const rg="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iu=new WeakMap;let su=0,ru;class Un extends Ei{constructor(e){super(e),this.transcoderPath="",this.transcoderBinary=null,this.transcoderPending=null,this.workerPool=new QT,this.workerSourceURL="",this.workerConfig=null,typeof MSC_TRANSCODER<"u"&&console.warn('THREE.KTX2Loader: Please update to latest "basis_transcoder". "msc_basis_transcoder" is no longer supported in three.js r125+.')}setTranscoderPath(e){return this.transcoderPath=e,this}setWorkerLimit(e){return this.workerPool.setWorkerLimit(e),this}async detectSupportAsync(e){return console.warn('KTX2Loader: "detectSupportAsync()" has been deprecated. Use "detectSupport()" and "await renderer.init();" when creating the renderer.'),await e.init(),this.detectSupport(e)}detectSupport(e){return e.isWebGPURenderer===!0?this.workerConfig={astcSupported:e.hasFeature("texture-compression-astc"),astcHDRSupported:!1,etc1Supported:e.hasFeature("texture-compression-etc1"),etc2Supported:e.hasFeature("texture-compression-etc2"),dxtSupported:e.hasFeature("texture-compression-s3tc"),bptcSupported:e.hasFeature("texture-compression-bc"),pvrtcSupported:e.hasFeature("texture-compression-pvrtc")}:(this.workerConfig={astcSupported:e.extensions.has("WEBGL_compressed_texture_astc"),astcHDRSupported:e.extensions.has("WEBGL_compressed_texture_astc")&&e.extensions.get("WEBGL_compressed_texture_astc").getSupportedProfiles().includes("hdr"),etc1Supported:e.extensions.has("WEBGL_compressed_texture_etc1"),etc2Supported:e.extensions.has("WEBGL_compressed_texture_etc"),dxtSupported:e.extensions.has("WEBGL_compressed_texture_s3tc"),bptcSupported:e.extensions.has("EXT_texture_compression_bptc"),pvrtcSupported:e.extensions.has("WEBGL_compressed_texture_pvrtc")||e.extensions.has("WEBKIT_WEBGL_compressed_texture_pvrtc")},typeof navigator<"u"&&typeof navigator.platform<"u"&&typeof navigator.userAgent<"u"&&navigator.platform.indexOf("Linux")>=0&&navigator.userAgent.indexOf("Firefox")>=0&&this.workerConfig.astcSupported&&this.workerConfig.etc2Supported&&this.workerConfig.bptcSupported&&this.workerConfig.dxtSupported&&(this.workerConfig.astcSupported=!1,this.workerConfig.etc2Supported=!1)),this}init(){if(!this.transcoderPending){const e=new Vi(this.manager);e.setPath(this.transcoderPath),e.setWithCredentials(this.withCredentials);const t=e.loadAsync("basis_transcoder.js"),n=new Vi(this.manager);n.setPath(this.transcoderPath),n.setResponseType("arraybuffer"),n.setWithCredentials(this.withCredentials);const i=n.loadAsync("basis_transcoder.wasm");this.transcoderPending=Promise.all([t,i]).then(([s,a])=>{const o=Un.BasisWorker.toString(),c=["/* constants */","let _EngineFormat = "+JSON.stringify(Un.EngineFormat),"let _EngineType = "+JSON.stringify(Un.EngineType),"let _TranscoderFormat = "+JSON.stringify(Un.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(Un.BasisFormat),"/* basis_transcoder.js */",s,"/* worker */",o.substring(o.indexOf("{")+1,o.lastIndexOf("}"))].join(`
`);this.workerSourceURL=URL.createObjectURL(new Blob([c])),this.transcoderBinary=a,this.workerPool.setWorkerCreator(()=>{const l=new Worker(this.workerSourceURL),h=this.transcoderBinary.slice(0);return l.postMessage({type:"init",config:this.workerConfig,transcoderBinary:h},[h]),l})}),su>0&&console.warn("THREE.KTX2Loader: Multiple active KTX2 loaders may cause performance issues. Use a single KTX2Loader instance, or call .dispose() on old instances."),su++}return this.transcoderPending}load(e,t,n,i){if(this.workerConfig===null)throw new Error("THREE.KTX2Loader: Missing initialization with `.detectSupport( renderer )`.");const s=new Vi(this.manager);s.setPath(this.path),s.setCrossOrigin(this.crossOrigin),s.setWithCredentials(this.withCredentials),s.setRequestHeader(this.requestHeader),s.setResponseType("arraybuffer"),s.load(e,a=>{this.parse(a,t,i)},n,i)}parse(e,t,n){if(this.workerConfig===null)throw new Error("THREE.KTX2Loader: Missing initialization with `.detectSupport( renderer )`.");if(iu.has(e))return iu.get(e).promise.then(t).catch(n);this._createTexture(e).then(i=>t?t(i):null).catch(n)}_createTextureFrom(e,t){const{type:n,error:i,data:{faces:s,width:a,height:o,format:c,type:l,dfdFlags:h}}=e;if(n==="error")return Promise.reject(i);let u;if(t.faceCount===6)u=new Tv(s,c,l);else{const d=s[0].mipmaps;u=t.layerCount>1?new wv(d,a,o,t.layerCount,c,l):new Js(d,a,o,c,l)}return u.minFilter=s[0].mipmaps.length===1?qe:vn,u.magFilter=qe,u.generateMipmaps=!1,u.needsUpdate=!0,u.colorSpace=wx(t),u.premultiplyAlpha=!!(h&HT),u}async _createTexture(e,t={}){const n=jT(new Uint8Array(e)),i=n.vkFormat===$f&&n.dataFormatDescriptor[0].colorModel===167;if(!(n.vkFormat===qT||i&&!this.workerConfig.astcHDRSupported))return JT(n);const a=t,o=this.init().then(()=>this.workerPool.postMessage({type:"transcode",buffer:e,taskConfig:a},[e])).then(c=>this._createTextureFrom(c.data,n));return iu.set(e,{promise:o}),o}dispose(){this.workerPool.dispose(),this.workerSourceURL&&URL.revokeObjectURL(this.workerSourceURL),su--}}Un.BasisFormat={ETC1S:0,UASTC:1,UASTC_HDR:2};Un.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16,BC6H:22,RGB_HALF:24,RGBA_HALF:25};Un.EngineFormat={RGBAFormat:Tt,RGBA_ASTC_4x4_Format:Ys,RGB_BPTC_UNSIGNED_Format:yl,RGBA_BPTC_Format:ra,RGBA_ETC2_EAC_Format:To,RGBA_PVRTC_4BPPV1_Format:sa,RGBA_S3TC_DXT5_Format:$s,RGB_ETC1_Format:bl,RGB_ETC2_Format:wo,RGB_PVRTC_4BPPV1_Format:ml,RGBA_S3TC_DXT1_Format:Ks};Un.EngineType={UnsignedByteType:Le,HalfFloatType:yt,FloatType:Nt};Un.BasisWorker=function(){let r,e,t;const n=_EngineFormat,i=_EngineType,s=_TranscoderFormat,a=_BasisFormat;self.addEventListener("message",function(p){const m=p.data;switch(m.type){case"init":r=m.config,o(m.transcoderBinary);break;case"transcode":e.then(()=>{try{const{faces:A,buffers:g,width:b,height:x,hasAlpha:_,format:v,type:S,dfdFlags:I}=c(m.buffer);self.postMessage({type:"transcode",id:m.id,data:{faces:A,width:b,height:x,hasAlpha:_,format:v,type:S,dfdFlags:I}},g)}catch(A){console.error(A),self.postMessage({type:"error",id:m.id,error:A.message})}});break}});function o(p){e=new Promise(m=>{t={wasmBinary:p,onRuntimeInitialized:m},BASIS(t)}).then(()=>{t.initializeBasis(),t.KTX2File===void 0&&console.warn("THREE.KTX2Loader: Please update Basis Universal transcoder.")})}function c(p){const m=new t.KTX2File(new Uint8Array(p));function A(){m.close(),m.delete()}if(!m.isValid())throw A(),new Error("THREE.KTX2Loader:	Invalid or unsupported .ktx2 file");let g;if(m.isUASTC())g=a.UASTC;else if(m.isETC1S())g=a.ETC1S;else if(m.isHDR())g=a.UASTC_HDR;else throw new Error("THREE.KTX2Loader: Unknown Basis encoding");const b=m.getWidth(),x=m.getHeight(),_=m.getLayers()||1,v=m.getLevels(),S=m.getFaces(),I=m.getHasAlpha(),E=m.getDFDFlags(),{transcoderFormat:C,engineFormat:D,engineType:w}=u(g,b,x,I);if(!b||!x||!v)throw A(),new Error("THREE.KTX2Loader:	Invalid texture");if(!m.startTranscoding())throw A(),new Error("THREE.KTX2Loader: .startTranscoding failed");const L=[],U=[];for(let P=0;P<S;P++){const N=[];for(let F=0;F<v;F++){const k=[];let $,q;for(let Z=0;Z<_;Z++){const Y=m.getImageLevelInfo(F,Z,P);P===0&&F===0&&Z===0&&(Y.origWidth%4!==0||Y.origHeight%4!==0)&&console.warn("THREE.KTX2Loader: ETC1S and UASTC textures should use multiple-of-four dimensions."),v>1?($=Y.origWidth,q=Y.origHeight):($=Y.width,q=Y.height);let fe=new Uint8Array(m.getImageTranscodedSizeInBytes(F,Z,0,C));const Ge=m.transcodeImage(fe,F,Z,P,C,0,-1,-1);if(w===i.HalfFloatType&&(fe=new Uint16Array(fe.buffer,fe.byteOffset,fe.byteLength/Uint16Array.BYTES_PER_ELEMENT)),!Ge)throw A(),new Error("THREE.KTX2Loader: .transcodeImage failed.");k.push(fe)}const te=f(k);N.push({data:te,width:$,height:q}),U.push(te.buffer)}L.push({mipmaps:N,width:b,height:x,format:D,type:w})}return A(),{faces:L,buffers:U,width:b,height:x,hasAlpha:I,dfdFlags:E,format:D,type:w}}const l=[{if:"astcSupported",basisFormat:[a.UASTC],transcoderFormat:[s.ASTC_4x4,s.ASTC_4x4],engineFormat:[n.RGBA_ASTC_4x4_Format,n.RGBA_ASTC_4x4_Format],engineType:[i.UnsignedByteType],priorityETC1S:1/0,priorityUASTC:1,needsPowerOfTwo:!1},{if:"bptcSupported",basisFormat:[a.ETC1S,a.UASTC],transcoderFormat:[s.BC7_M5,s.BC7_M5],engineFormat:[n.RGBA_BPTC_Format,n.RGBA_BPTC_Format],engineType:[i.UnsignedByteType],priorityETC1S:3,priorityUASTC:2,needsPowerOfTwo:!1},{if:"dxtSupported",basisFormat:[a.ETC1S,a.UASTC],transcoderFormat:[s.BC1,s.BC3],engineFormat:[n.RGBA_S3TC_DXT1_Format,n.RGBA_S3TC_DXT5_Format],engineType:[i.UnsignedByteType],priorityETC1S:4,priorityUASTC:5,needsPowerOfTwo:!1},{if:"etc2Supported",basisFormat:[a.ETC1S,a.UASTC],transcoderFormat:[s.ETC1,s.ETC2],engineFormat:[n.RGB_ETC2_Format,n.RGBA_ETC2_EAC_Format],engineType:[i.UnsignedByteType],priorityETC1S:1,priorityUASTC:3,needsPowerOfTwo:!1},{if:"etc1Supported",basisFormat:[a.ETC1S,a.UASTC],transcoderFormat:[s.ETC1],engineFormat:[n.RGB_ETC1_Format],engineType:[i.UnsignedByteType],priorityETC1S:2,priorityUASTC:4,needsPowerOfTwo:!1},{if:"pvrtcSupported",basisFormat:[a.ETC1S,a.UASTC],transcoderFormat:[s.PVRTC1_4_RGB,s.PVRTC1_4_RGBA],engineFormat:[n.RGB_PVRTC_4BPPV1_Format,n.RGBA_PVRTC_4BPPV1_Format],engineType:[i.UnsignedByteType],priorityETC1S:5,priorityUASTC:6,needsPowerOfTwo:!0},{if:"bptcSupported",basisFormat:[a.UASTC_HDR],transcoderFormat:[s.BC6H],engineFormat:[n.RGB_BPTC_UNSIGNED_Format],engineType:[i.HalfFloatType],priorityHDR:1,needsPowerOfTwo:!1},{basisFormat:[a.ETC1S,a.UASTC],transcoderFormat:[s.RGBA32,s.RGBA32],engineFormat:[n.RGBAFormat,n.RGBAFormat],engineType:[i.UnsignedByteType,i.UnsignedByteType],priorityETC1S:100,priorityUASTC:100,needsPowerOfTwo:!1},{basisFormat:[a.UASTC_HDR],transcoderFormat:[s.RGBA_HALF],engineFormat:[n.RGBAFormat],engineType:[i.HalfFloatType],priorityHDR:100,needsPowerOfTwo:!1}],h={[a.ETC1S]:l.filter(p=>p.basisFormat.includes(a.ETC1S)).sort((p,m)=>p.priorityETC1S-m.priorityETC1S),[a.UASTC]:l.filter(p=>p.basisFormat.includes(a.UASTC)).sort((p,m)=>p.priorityUASTC-m.priorityUASTC),[a.UASTC_HDR]:l.filter(p=>p.basisFormat.includes(a.UASTC_HDR)).sort((p,m)=>p.priorityHDR-m.priorityHDR)};function u(p,m,A,g){const b=h[p];for(let x=0;x<b.length;x++){const _=b[x];if(_.if&&!r[_.if]||!_.basisFormat.includes(p)||g&&_.transcoderFormat.length<2||_.needsPowerOfTwo&&!(d(m)&&d(A)))continue;const v=_.transcoderFormat[g?1:0],S=_.engineFormat[g?1:0],I=_.engineType[0];return{transcoderFormat:v,engineFormat:S,engineType:I}}throw new Error("THREE.KTX2Loader: Failed to identify transcoding target.")}function d(p){return p<=2?!0:(p&p-1)===0&&p!==0}function f(p){if(p.length===1)return p[0];let m=0;for(let b=0;b<p.length;b++){const x=p[b];m+=x.byteLength}const A=new Uint8Array(m);let g=0;for(let b=0;b<p.length;b++){const x=p[b];A.set(x,g),g+=x.byteLength}return A}};const YT=new Set([Tt,Mo,Yn,us]),au={[Jb]:Tt,[Yb]:Yn,[$b]:us,[Kb]:Tt,[Xb]:Yn,[jb]:us,[qb]:Tt,[Wb]:Tt,[Vb]:Yn,[zb]:Yn,[Hb]:us,[Gb]:us,[ex]:Mo,[Zb]:Mo,[px]:To,[fx]:wo,[Ax]:xl,[gx]:El,[mx]:_l,[bx]:vl,[$f]:Ys,[Ex]:Ys,[xx]:Ys,[Ix]:jr,[vx]:jr,[_x]:jr,[sx]:Ks,[ix]:Ks,[nx]:qr,[tx]:qr,[ax]:$s,[rx]:$s,[cx]:Cl,[ox]:Sl,[hx]:Il,[lx]:Ml,[dx]:ra,[ux]:ra,[Mx]:sa,[Sx]:sa,[Cx]:Io,[yx]:Io},Sr={[Jb]:Nt,[Yb]:Nt,[$b]:Nt,[Kb]:yt,[Xb]:yt,[jb]:yt,[qb]:Le,[Wb]:Le,[Vb]:Le,[zb]:Le,[Hb]:Le,[Gb]:Le,[ex]:Yl,[Zb]:Jl,[px]:Le,[fx]:Le,[Ax]:Le,[gx]:Le,[mx]:Le,[bx]:Le,[$f]:yt,[Ex]:Le,[xx]:Le,[Ix]:yt,[vx]:Le,[_x]:Le,[sx]:Le,[ix]:Le,[nx]:Le,[tx]:Le,[ax]:Le,[rx]:Le,[cx]:Le,[ox]:Le,[hx]:Le,[lx]:Le,[dx]:Le,[ux]:Le,[Mx]:Le,[Sx]:Le,[Cx]:Le,[yx]:Le};async function JT(r){const{vkFormat:e}=r;if(au[e]===void 0)throw new Error("THREE.KTX2Loader: Unsupported vkFormat: "+e);Sr[e]===void 0&&console.warn('THREE.KTX2Loader: Missing ".type" for vkFormat: '+e);let t;r.supercompressionScheme===ng&&(ru||(ru=new Promise(async a=>{const o=new XT;await o.init(),a(o)})),t=await ru);const n=[];for(let a=0;a<r.levels.length;a++){const o=Math.max(1,r.pixelWidth>>a),c=Math.max(1,r.pixelHeight>>a),l=r.pixelDepth?Math.max(1,r.pixelDepth>>a):0,h=r.levels[a];let u;if(r.supercompressionScheme===GT)u=h.levelData;else if(r.supercompressionScheme===ng)u=t.decode(h.levelData,h.uncompressedByteLength);else throw new Error("THREE.KTX2Loader: Unsupported supercompressionScheme.");let d;Sr[e]===Nt?d=new Float32Array(u.buffer,u.byteOffset,u.byteLength/Float32Array.BYTES_PER_ELEMENT):Sr[e]===yt?d=new Uint16Array(u.buffer,u.byteOffset,u.byteLength/Uint16Array.BYTES_PER_ELEMENT):Sr[e]===Yl||Sr[e]===Jl?d=new Uint32Array(u.buffer,u.byteOffset,u.byteLength/Uint32Array.BYTES_PER_ELEMENT):d=u,n.push({data:d,width:o,height:c,depth:l})}const i=r.levelCount===0||n.length>1;let s;if(YT.has(au[e]))s=r.pixelDepth===0?new ma(n[0].data,r.pixelWidth,r.pixelHeight):new J0(n[0].data,r.pixelWidth,r.pixelHeight,r.pixelDepth),s.minFilter=i?ga:St,s.magFilter=St,s.generateMipmaps=r.levelCount===0;else{if(r.pixelDepth>0)throw new Error("THREE.KTX2Loader: Unsupported pixelDepth.");s=new Js(n,r.pixelWidth,r.pixelHeight),s.minFilter=i?vn:qe,s.magFilter=qe}return s.mipmaps=n,s.type=Sr[e],s.format=au[e],s.colorSpace=wx(r),s.needsUpdate=!0,Promise.resolve(s)}function wx(r){const e=r.dataFormatDescriptor[0];return e.colorPrimaries===VT?e.transferFunction===ig?mt:Ct:e.colorPrimaries===WT?e.transferFunction===ig?KT:$T:(e.colorPrimaries===zT||console.warn(`THREE.KTX2Loader: Unsupported color primaries, "${e.colorPrimaries}"`),Nn)}var ag,og;const Xn=Symbol("retainerCount"),Ti=Symbol("recentlyUsed"),Mc=Symbol("evict"),Fa=Symbol("evictionThreshold"),ou=Symbol("cache");class ZT{constructor(e,t=5){this[ag]=new Map,this[og]=[],this[ou]=e,this[Fa]=t}set evictionThreshold(e){this[Fa]=e,this[Mc]()}get evictionThreshold(){return this[Fa]}get cache(){return this[ou]}retainerCount(e){return this[Xn].get(e)||0}reset(){this[Xn].clear(),this[Ti]=[]}retain(e){this[Xn].has(e)||this[Xn].set(e,0),this[Xn].set(e,this[Xn].get(e)+1);const t=this[Ti].indexOf(e);t!==-1&&this[Ti].splice(t,1),this[Ti].unshift(e),this[Mc]()}release(e){this[Xn].has(e)&&this[Xn].set(e,Math.max(this[Xn].get(e)-1,0)),this[Mc]()}[(ag=Xn,og=Ti,Mc)](){if(!(this[Ti].length<this[Fa]))for(let e=this[Ti].length-1;e>=this[Fa];--e){const t=this[Ti][e];this[Xn].get(t)===0&&(this[ou].delete(t),this[Ti].splice(e,1))}}}const e1=r=>{const e=[],t=new Set;for(const n of r){let i=n,s=0;for(;t.has(i);)i=n+"."+ ++s;t.add(i),e.push(i)}return e},t1=r=>{const e=new Map;for(const t of r.mappings)for(const n of t.variants)e.set(n,{material:null,gltfMaterialIndex:t.material});return e};class n1{constructor(e){this.parser=e,this.name="KHR_materials_variants"}afterRoot(e){const t=this.parser,n=t.json;if(n.extensions===void 0||n.extensions[this.name]===void 0)return null;const s=n.extensions[this.name].variants||[],a=e1(s.map(o=>o.name));for(const o of e.scenes)o.traverse(c=>{const l=c;if(!l.material)return;const h=t.associations.get(l);if(h==null||h.meshes==null||h.primitives==null)return;const p=n.meshes[h.meshes].primitives[h.primitives].extensions;!p||!p[this.name]||(l.userData.variantMaterials=t1(p[this.name]))});return e.userData.variants=a,Promise.resolve()}}var Tx,cg;Rt.DEFAULT_ANISOTROPY=4;const i1=(r,e,t=()=>{})=>{const n=i=>{const s=i.loaded/i.total;t(Math.max(0,Math.min(1,isFinite(s)?s:1)))};return new Promise((i,s)=>{e.load(r,i,n,s)})},s1=r=>new Promise((e,t)=>{const n=document.createElement("script");document.body.appendChild(n),n.onload=e,n.onerror=t,n.async=!0,n.src=r}),Ri=new Map,cu=new Map;let lg;const hg=new sT;let ug;const xo=new Un;let lu,hu;const Os=Symbol("loader"),rs=Symbol("evictionPolicy"),dg=Symbol("GLTFInstance");class _n extends ii{static setDRACODecoderLocation(e){lg=e,hg.setDecoderPath(e)}static getDRACODecoderLocation(){return lg}static setKTX2TranscoderLocation(e){ug=e,xo.setTranscoderPath(e)}static getKTX2TranscoderLocation(){return ug}static setMeshoptDecoderLocation(e){lu!==e&&(lu=e,hu=s1(e).then(()=>KA.ready).then(()=>KA))}static getMeshoptDecoderLocation(){return lu}static initializeKTX2Loader(e){xo.detectSupport(e)}static get cache(){return Ri}static clearCache(){Ri.forEach((e,t)=>{this.delete(t)}),this[rs].reset()}static has(e){return Ri.has(e)}static async delete(e){if(!this.has(e))return;const t=Ri.get(e);cu.delete(e),Ri.delete(e),(await t).dispose()}static hasFinishedLoading(e){return!!cu.get(e)}constructor(e){super(),this[cg]=new aT().register(t=>new n1(t)),this[dg]=e,this[Os].setDRACOLoader(hg),this[Os].setKTX2Loader(xo)}get[(Tx=rs,cg=Os,rs)](){return this.constructor[rs]}async preload(e,t,n=()=>{}){if(this[Os].setWithCredentials(t.withCredentials),this.dispatchEvent({type:"preload",element:t,src:e}),!Ri.has(e)){hu!=null&&this[Os].setMeshoptDecoder(await hu);const i=i1(e,this[Os],o=>{n(o*.8)}),s=this[dg],a=i.then(o=>s.prepare(o)).then(o=>(n(.9),new s(o))).catch((o=>(console.error(o),new s)));Ri.set(e,a)}await Ri.get(e),cu.set(e,!0),n&&n(1)}async load(e,t,n=()=>{}){await this.preload(e,t,n);const s=await(await Ri.get(e)).clone();return this[rs].retain(e),s.dispose=()=>{this[rs].release(e)},s}}_n[Tx]=new ZT(_n);class r1 extends ht{constructor(e=document.createElement("div")){super(),this.isCSS2DObject=!0,this.element=e,this.element.style.position="absolute",this.element.style.userSelect="none",this.element.setAttribute("draggable",!1),this.center=new pe(.5,.5),this.addEventListener("removed",function(){this.traverse(function(t){t.element&&t.element instanceof t.element.ownerDocument.defaultView.Element&&t.element.parentNode!==null&&t.element.remove()})})}copy(e,t){return super.copy(e,t),this.element=e.element.cloneNode(!0),this.center=e.center,this}}const Cr=new R,fg=new Oe,pg=new Oe,Ag=new R,gg=new R;class a1{constructor(e={}){const t=this;let n,i,s,a;const o={objects:new WeakMap},c=e.element!==void 0?e.element:document.createElement("div");c.style.overflow="hidden",this.domElement=c,this.sortObjects=!0,this.getSize=function(){return{width:n,height:i}},this.render=function(p,m){p.matrixWorldAutoUpdate===!0&&p.updateMatrixWorld(),m.parent===null&&m.matrixWorldAutoUpdate===!0&&m.updateMatrixWorld(),fg.copy(m.matrixWorldInverse),pg.multiplyMatrices(m.projectionMatrix,fg),h(p,p,m),this.sortObjects&&f(p)},this.setSize=function(p,m){n=p,i=m,s=n/2,a=i/2,c.style.width=p+"px",c.style.height=m+"px"};function l(p){p.isCSS2DObject&&(p.element.style.display="none");for(let m=0,A=p.children.length;m<A;m++)l(p.children[m])}function h(p,m,A){if(p.visible===!1){l(p);return}if(p.isCSS2DObject){Cr.setFromMatrixPosition(p.matrixWorld),Cr.applyMatrix4(pg);const g=Cr.z>=-1&&Cr.z<=1&&p.layers.test(A.layers)===!0,b=p.element;b.style.display=g===!0?"":"none",g===!0&&(p.onBeforeRender(t,m,A),b.style.transform="translate("+-100*p.center.x+"%,"+-100*p.center.y+"%)translate("+(Cr.x*s+s)+"px,"+(-Cr.y*a+a)+"px)",b.parentNode!==c&&c.appendChild(b),p.onAfterRender(t,m,A));const x={distanceToCameraSquared:u(A,p)};o.objects.set(p,x)}for(let g=0,b=p.children.length;g<b;g++)h(p.children[g],m,A)}function u(p,m){return Ag.setFromMatrixPosition(p.matrixWorld),gg.setFromMatrixPosition(m.matrixWorld),Ag.distanceToSquared(gg)}function d(p){const m=[];return p.traverseVisible(function(A){A.isCSS2DObject&&m.push(A)}),m}function f(p){const m=d(p).sort(function(g,b){if(g.renderOrder!==b.renderOrder)return b.renderOrder-g.renderOrder;const x=o.objects.get(g).distanceToCameraSquared,_=o.objects.get(b).distanceToCameraSquared;return x-_}),A=m.length;for(let g=0,b=m.length;g<b;g++)m[g].element.style.zIndex=A-g}}}function Ic(r,e,t){let n=t;const i=new R;return r.updateWorldMatrix(!0,!0),r.traverseVisible(s=>{const{geometry:a}=s;if(a!==void 0){const{position:o}=a.attributes;if(o!==void 0)for(let c=0,l=o.count;c<l;c++)s.isMesh?s.getVertexPosition(c,i):i.fromBufferAttribute(o,c),s.isSkinnedMesh||i.applyMatrix4(s.matrixWorld),n=e(n,i)}}),n}const mg={POSITION:["byte","byte normalized","unsigned byte","unsigned byte normalized","short","short normalized","unsigned short","unsigned short normalized"],NORMAL:["byte normalized","short normalized"],TANGENT:["byte normalized","short normalized"],TEXCOORD:["byte","byte normalized","unsigned byte","short","short normalized","unsigned short"]};class Eo{constructor(){this.textureUtils=null,this.pluginCallbacks=[],this.register(function(e){return new m1(e)}),this.register(function(e){return new b1(e)}),this.register(function(e){return new v1(e)}),this.register(function(e){return new y1(e)}),this.register(function(e){return new S1(e)}),this.register(function(e){return new C1(e)}),this.register(function(e){return new x1(e)}),this.register(function(e){return new E1(e)}),this.register(function(e){return new _1(e)}),this.register(function(e){return new M1(e)}),this.register(function(e){return new I1(e)}),this.register(function(e){return new w1(e)}),this.register(function(e){return new T1(e)}),this.register(function(e){return new R1(e)})}register(e){return this.pluginCallbacks.indexOf(e)===-1&&this.pluginCallbacks.push(e),this}unregister(e){return this.pluginCallbacks.indexOf(e)!==-1&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this}setTextureUtils(e){return this.textureUtils=e,this}parse(e,t,n,i){const s=new g1,a=[];for(let o=0,c=this.pluginCallbacks.length;o<c;o++)a.push(this.pluginCallbacks[o](s));s.setPlugins(a),s.setTextureUtils(this.textureUtils),s.writeAsync(e,t,i).catch(n)}parseAsync(e,t){const n=this;return new Promise(function(i,s){n.parse(e,i,s,t)})}}const et={POINTS:0,LINES:1,LINE_LOOP:2,LINE_STRIP:3,TRIANGLES:4,BYTE:5120,UNSIGNED_BYTE:5121,SHORT:5122,UNSIGNED_SHORT:5123,INT:5124,UNSIGNED_INT:5125,FLOAT:5126,ARRAY_BUFFER:34962,ELEMENT_ARRAY_BUFFER:34963,NEAREST:9728,LINEAR:9729,NEAREST_MIPMAP_NEAREST:9984,LINEAR_MIPMAP_NEAREST:9985,NEAREST_MIPMAP_LINEAR:9986,LINEAR_MIPMAP_LINEAR:9987,CLAMP_TO_EDGE:33071,MIRRORED_REPEAT:33648,REPEAT:10497},uu="KHR_mesh_quantization",Rn={};Rn[St]=et.NEAREST;Rn[ga]=et.NEAREST_MIPMAP_NEAREST;Rn[hs]=et.NEAREST_MIPMAP_LINEAR;Rn[qe]=et.LINEAR;Rn[Xs]=et.LINEAR_MIPMAP_NEAREST;Rn[vn]=et.LINEAR_MIPMAP_LINEAR;Rn[Dt]=et.CLAMP_TO_EDGE;Rn[ti]=et.REPEAT;Rn[er]=et.MIRRORED_REPEAT;const bg={scale:"scale",position:"translation",quaternion:"rotation",morphTargetInfluences:"weights"},o1=new Me,xg=12,c1=1179937895,l1=2,Eg=8,h1=1313821514,u1=5130562;function Ui(r,e){return r.length===e.length&&r.every(function(t,n){return t===e[n]})}function d1(r){return new TextEncoder().encode(r).buffer}function f1(r){return Ui(r.elements,[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1])}function p1(r,e,t){const n={min:new Array(r.itemSize).fill(Number.POSITIVE_INFINITY),max:new Array(r.itemSize).fill(Number.NEGATIVE_INFINITY)};for(let i=e;i<e+t;i++)for(let s=0;s<r.itemSize;s++){let a;r.itemSize>4?a=r.array[i*r.itemSize+s]:(s===0?a=r.getX(i):s===1?a=r.getY(i):s===2?a=r.getZ(i):s===3&&(a=r.getW(i)),r.normalized===!0&&(a=Ll.normalize(a,r.array))),n.min[s]=Math.min(n.min[s],a),n.max[s]=Math.max(n.max[s],a)}return n}function Rx(r){return Math.ceil(r/4)*4}function du(r,e=0){const t=Rx(r.byteLength);if(t!==r.byteLength){const n=new Uint8Array(t);if(n.set(new Uint8Array(r)),e!==0)for(let i=r.byteLength;i<t;i++)n[i]=e;return n.buffer}return r}function _g(){return typeof document>"u"&&typeof OffscreenCanvas<"u"?new OffscreenCanvas(1,1):document.createElement("canvas")}function A1(r,e){if(typeof OffscreenCanvas<"u"&&r instanceof OffscreenCanvas){let t;return e==="image/jpeg"?t=.92:e==="image/webp"&&(t=.8),r.convertToBlob({type:e,quality:t})}else return new Promise(t=>r.toBlob(t,e))}class g1{constructor(){this.plugins=[],this.options={},this.pending=[],this.buffers=[],this.byteOffset=0,this.buffers=[],this.nodeMap=new Map,this.skins=[],this.extensionsUsed={},this.extensionsRequired={},this.uids=new Map,this.uid=0,this.json={asset:{version:"2.0",generator:"THREE.GLTFExporter r"+Xl}},this.cache={meshes:new Map,attributes:new Map,attributesNormalized:new Map,materials:new Map,textures:new Map,images:new Map},this.textureUtils=null}setPlugins(e){this.plugins=e}setTextureUtils(e){this.textureUtils=e}async writeAsync(e,t,n={}){this.options=Object.assign({binary:!1,trs:!1,onlyVisible:!0,maxTextureSize:1/0,animations:[],includeCustomExtensions:!1},n),this.options.animations.length>0&&(this.options.trs=!0),await this.processInputAsync(e),await Promise.all(this.pending);const i=this,s=i.buffers,a=i.json;n=i.options;const o=i.extensionsUsed,c=i.extensionsRequired,l=new Blob(s,{type:"application/octet-stream"}),h=Object.keys(o),u=Object.keys(c);if(h.length>0&&(a.extensionsUsed=h),u.length>0&&(a.extensionsRequired=u),a.buffers&&a.buffers.length>0&&(a.buffers[0].byteLength=l.size),n.binary===!0){const d=new FileReader;d.readAsArrayBuffer(l),d.onloadend=function(){const f=du(d.result),p=new DataView(new ArrayBuffer(Eg));p.setUint32(0,f.byteLength,!0),p.setUint32(4,u1,!0);const m=du(d1(JSON.stringify(a)),32),A=new DataView(new ArrayBuffer(Eg));A.setUint32(0,m.byteLength,!0),A.setUint32(4,h1,!0);const g=new ArrayBuffer(xg),b=new DataView(g);b.setUint32(0,c1,!0),b.setUint32(4,l1,!0);const x=xg+A.byteLength+m.byteLength+p.byteLength+f.byteLength;b.setUint32(8,x,!0);const _=new Blob([g,A,m,p,f],{type:"application/octet-stream"}),v=new FileReader;v.readAsArrayBuffer(_),v.onloadend=function(){t(v.result)}}}else if(a.buffers&&a.buffers.length>0){const d=new FileReader;d.readAsDataURL(l),d.onloadend=function(){const f=d.result;a.buffers[0].uri=f,t(a)}}else t(a)}serializeUserData(e,t){if(Object.keys(e.userData).length===0)return;const n=this.options,i=this.extensionsUsed;try{const s=JSON.parse(JSON.stringify(e.userData));if(n.includeCustomExtensions&&s.gltfExtensions){t.extensions===void 0&&(t.extensions={});for(const a in s.gltfExtensions)t.extensions[a]=s.gltfExtensions[a],i[a]=!0;delete s.gltfExtensions}Object.keys(s).length>0&&(t.extras=s)}catch(s){console.warn("THREE.GLTFExporter: userData of '"+e.name+"' won't be serialized because of JSON.stringify error - "+s.message)}}getUID(e,t=!1){if(this.uids.has(e)===!1){const i=new Map;i.set(!0,this.uid++),i.set(!1,this.uid++),this.uids.set(e,i)}return this.uids.get(e).get(t)}isNormalizedNormalAttribute(e){if(this.cache.attributesNormalized.has(e))return!1;const n=new R;for(let i=0,s=e.count;i<s;i++)if(Math.abs(n.fromBufferAttribute(e,i).length()-1)>5e-4)return!1;return!0}createNormalizedNormalAttribute(e){const t=this.cache;if(t.attributesNormalized.has(e))return t.attributesNormalized.get(e);const n=e.clone(),i=new R;for(let s=0,a=n.count;s<a;s++)i.fromBufferAttribute(n,s),i.x===0&&i.y===0&&i.z===0?i.setX(1):i.normalize(),n.setXYZ(s,i.x,i.y,i.z);return t.attributesNormalized.set(e,n),n}applyTextureTransform(e,t){let n=!1;const i={};(t.offset.x!==0||t.offset.y!==0)&&(i.offset=t.offset.toArray(),n=!0),t.rotation!==0&&(i.rotation=t.rotation,n=!0),(t.repeat.x!==1||t.repeat.y!==1)&&(i.scale=t.repeat.toArray(),n=!0),n&&(e.extensions=e.extensions||{},e.extensions.KHR_texture_transform=i,this.extensionsUsed.KHR_texture_transform=!0)}async buildMetalRoughTextureAsync(e,t){if(e===t)return e;function n(f){return f.colorSpace===mt?function(m){return m<.04045?m*.0773993808:Math.pow(m*.9478672986+.0521327014,2.4)}:function(m){return m}}e instanceof Js&&(e=await this.decompressTextureAsync(e)),t instanceof Js&&(t=await this.decompressTextureAsync(t));const i=e?e.image:null,s=t?t.image:null,a=Math.max(i?i.width:0,s?s.width:0),o=Math.max(i?i.height:0,s?s.height:0),c=_g();c.width=a,c.height=o;const l=c.getContext("2d",{willReadFrequently:!0});l.fillStyle="#00ffff",l.fillRect(0,0,a,o);const h=l.getImageData(0,0,a,o);if(i){l.drawImage(i,0,0,a,o);const f=n(e),p=l.getImageData(0,0,a,o).data;for(let m=2;m<p.length;m+=4)h.data[m]=f(p[m]/256)*256}if(s){l.drawImage(s,0,0,a,o);const f=n(t),p=l.getImageData(0,0,a,o).data;for(let m=1;m<p.length;m+=4)h.data[m]=f(p[m]/256)*256}l.putImageData(h,0,0);const d=(e||t).clone();return d.source=new Zl(c),d.colorSpace=Nn,d.channel=(e||t).channel,e&&t&&e.channel!==t.channel&&console.warn("THREE.GLTFExporter: UV channels for metalnessMap and roughnessMap textures must match."),console.warn("THREE.GLTFExporter: Merged metalnessMap and roughnessMap textures."),d}async decompressTextureAsync(e,t=1/0){if(this.textureUtils===null)throw new Error("THREE.GLTFExporter: setTextureUtils() must be called to process compressed textures.");return await this.textureUtils.decompress(e,t)}processBuffer(e){const t=this.json,n=this.buffers;return t.buffers||(t.buffers=[{byteLength:0}]),n.push(e),0}processBufferView(e,t,n,i,s){const a=this.json;a.bufferViews||(a.bufferViews=[]);let o;switch(t){case et.BYTE:case et.UNSIGNED_BYTE:o=1;break;case et.SHORT:case et.UNSIGNED_SHORT:o=2;break;default:o=4}let c=e.itemSize*o;s===et.ARRAY_BUFFER&&(c=Math.ceil(c/4)*4);const l=Rx(i*c),h=new DataView(new ArrayBuffer(l));let u=0;for(let p=n;p<n+i;p++){for(let m=0;m<e.itemSize;m++){let A;e.itemSize>4?A=e.array[p*e.itemSize+m]:(m===0?A=e.getX(p):m===1?A=e.getY(p):m===2?A=e.getZ(p):m===3&&(A=e.getW(p)),e.normalized===!0&&(A=Ll.normalize(A,e.array))),t===et.FLOAT?h.setFloat32(u,A,!0):t===et.INT?h.setInt32(u,A,!0):t===et.UNSIGNED_INT?h.setUint32(u,A,!0):t===et.SHORT?h.setInt16(u,A,!0):t===et.UNSIGNED_SHORT?h.setUint16(u,A,!0):t===et.BYTE?h.setInt8(u,A):t===et.UNSIGNED_BYTE&&h.setUint8(u,A),u+=o}u%c!==0&&(u+=c-u%c)}const d={buffer:this.processBuffer(h.buffer),byteOffset:this.byteOffset,byteLength:l};return s!==void 0&&(d.target=s),s===et.ARRAY_BUFFER&&(d.byteStride=c),this.byteOffset+=l,a.bufferViews.push(d),{id:a.bufferViews.length-1,byteLength:0}}processBufferViewImage(e){const t=this,n=t.json;return n.bufferViews||(n.bufferViews=[]),new Promise(function(i){const s=new FileReader;s.readAsArrayBuffer(e),s.onloadend=function(){const a=du(s.result),o={buffer:t.processBuffer(a),byteOffset:t.byteOffset,byteLength:a.byteLength};t.byteOffset+=a.byteLength,i(n.bufferViews.push(o)-1)}})}processAccessor(e,t,n,i){const s=this.json,a={1:"SCALAR",2:"VEC2",3:"VEC3",4:"VEC4",9:"MAT3",16:"MAT4"};let o;if(e.array.constructor===Float32Array)o=et.FLOAT;else if(e.array.constructor===Int32Array)o=et.INT;else if(e.array.constructor===Uint32Array)o=et.UNSIGNED_INT;else if(e.array.constructor===Int16Array)o=et.SHORT;else if(e.array.constructor===Uint16Array)o=et.UNSIGNED_SHORT;else if(e.array.constructor===Int8Array)o=et.BYTE;else if(e.array.constructor===Uint8Array)o=et.UNSIGNED_BYTE;else throw new Error("THREE.GLTFExporter: Unsupported bufferAttribute component type: "+e.array.constructor.name);if(n===void 0&&(n=0),(i===void 0||i===1/0)&&(i=e.count),i===0)return null;const c=p1(e,n,i);let l;t!==void 0&&(l=e===t.index?et.ELEMENT_ARRAY_BUFFER:et.ARRAY_BUFFER);const h=this.processBufferView(e,o,n,i,l),u={bufferView:h.id,byteOffset:h.byteOffset,componentType:o,count:i,max:c.max,min:c.min,type:a[e.itemSize]};return e.normalized===!0&&(u.normalized=!0),s.accessors||(s.accessors=[]),s.accessors.push(u)-1}processImage(e,t,n,i="image/png"){if(e!==null){const s=this,a=s.cache,o=s.json,c=s.options,l=s.pending;a.images.has(e)||a.images.set(e,{});const h=a.images.get(e),u=i+":flipY/"+n.toString();if(h[u]!==void 0)return h[u];o.images||(o.images=[]);const d={mimeType:i},f=_g();f.width=Math.min(e.width,c.maxTextureSize),f.height=Math.min(e.height,c.maxTextureSize);const p=f.getContext("2d",{willReadFrequently:!0});if(n===!0&&(p.translate(0,f.height),p.scale(1,-1)),e.data!==void 0){t!==Tt&&console.error("GLTFExporter: Only RGBAFormat is supported.",t),(e.width>c.maxTextureSize||e.height>c.maxTextureSize)&&console.warn("GLTFExporter: Image size is bigger than maxTextureSize",e);const A=new Uint8ClampedArray(e.height*e.width*4);for(let g=0;g<A.length;g+=4)A[g+0]=e.data[g+0],A[g+1]=e.data[g+1],A[g+2]=e.data[g+2],A[g+3]=e.data[g+3];p.putImageData(new ImageData(A,e.width,e.height),0,0)}else if(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap||typeof OffscreenCanvas<"u"&&e instanceof OffscreenCanvas)p.drawImage(e,0,0,f.width,f.height);else throw new Error("THREE.GLTFExporter: Invalid image type. Use HTMLImageElement, HTMLCanvasElement, ImageBitmap or OffscreenCanvas.");c.binary===!0?l.push(A1(f,i).then(A=>s.processBufferViewImage(A)).then(A=>{d.bufferView=A})):d.uri=$0.getDataURL(f,i);const m=o.images.push(d)-1;return h[u]=m,m}else throw new Error("THREE.GLTFExporter: No valid image data found. Unable to process texture.")}processSampler(e){const t=this.json;t.samplers||(t.samplers=[]);const n={magFilter:Rn[e.magFilter],minFilter:Rn[e.minFilter],wrapS:Rn[e.wrapS],wrapT:Rn[e.wrapT]};return t.samplers.push(n)-1}async processTextureAsync(e){const n=this.options,i=this.cache,s=this.json;if(i.textures.has(e))return i.textures.get(e);s.textures||(s.textures=[]),e instanceof Js&&(e=await this.decompressTextureAsync(e,n.maxTextureSize));let a=e.userData.mimeType;a==="image/webp"&&(a="image/png");const o={sampler:this.processSampler(e),source:this.processImage(e.image,e.format,e.flipY,a)};e.name&&(o.name=e.name),await this._invokeAllAsync(async function(l){l.writeTexture&&await l.writeTexture(e,o)});const c=s.textures.push(o)-1;return i.textures.set(e,c),c}async processMaterialAsync(e){const t=this.cache,n=this.json;if(t.materials.has(e))return t.materials.get(e);if(e.isShaderMaterial)return console.warn("GLTFExporter: THREE.ShaderMaterial not supported."),null;n.materials||(n.materials=[]);const i={pbrMetallicRoughness:{}};e.isMeshStandardMaterial!==!0&&e.isMeshBasicMaterial!==!0&&console.warn("GLTFExporter: Use MeshStandardMaterial or MeshBasicMaterial for best results.");const s=e.color.toArray().concat([e.opacity]);if(Ui(s,[1,1,1,1])||(i.pbrMetallicRoughness.baseColorFactor=s),e.isMeshStandardMaterial?(i.pbrMetallicRoughness.metallicFactor=e.metalness,i.pbrMetallicRoughness.roughnessFactor=e.roughness):(i.pbrMetallicRoughness.metallicFactor=0,i.pbrMetallicRoughness.roughnessFactor=1),e.metalnessMap||e.roughnessMap){const o=await this.buildMetalRoughTextureAsync(e.metalnessMap,e.roughnessMap),c={index:await this.processTextureAsync(o),texCoord:o.channel};this.applyTextureTransform(c,o),i.pbrMetallicRoughness.metallicRoughnessTexture=c}if(e.map){const o={index:await this.processTextureAsync(e.map),texCoord:e.map.channel};this.applyTextureTransform(o,e.map),i.pbrMetallicRoughness.baseColorTexture=o}if(e.emissive){const o=e.emissive;if(Math.max(o.r,o.g,o.b)>0&&(i.emissiveFactor=e.emissive.toArray()),e.emissiveMap){const l={index:await this.processTextureAsync(e.emissiveMap),texCoord:e.emissiveMap.channel};this.applyTextureTransform(l,e.emissiveMap),i.emissiveTexture=l}}if(e.normalMap){const o={index:await this.processTextureAsync(e.normalMap),texCoord:e.normalMap.channel};e.normalScale&&e.normalScale.x!==1&&(o.scale=e.normalScale.x),this.applyTextureTransform(o,e.normalMap),i.normalTexture=o}if(e.aoMap){const o={index:await this.processTextureAsync(e.aoMap),texCoord:e.aoMap.channel};e.aoMapIntensity!==1&&(o.strength=e.aoMapIntensity),this.applyTextureTransform(o,e.aoMap),i.occlusionTexture=o}e.transparent?i.alphaMode="BLEND":e.alphaTest>0&&(i.alphaMode="MASK",i.alphaCutoff=e.alphaTest),e.side===Wt&&(i.doubleSided=!0),e.name!==""&&(i.name=e.name),this.serializeUserData(e,i),await this._invokeAllAsync(async function(o){o.writeMaterialAsync&&await o.writeMaterialAsync(e,i)});const a=n.materials.push(i)-1;return t.materials.set(e,a),a}async processMeshAsync(e){const t=this.cache,n=this.json,i=[e.geometry.uuid];if(Array.isArray(e.material))for(let _=0,v=e.material.length;_<v;_++)i.push(e.material[_].uuid);else i.push(e.material.uuid);const s=i.join(":");if(t.meshes.has(s))return t.meshes.get(s);const a=e.geometry;let o;e.isLineSegments?o=et.LINES:e.isLineLoop?o=et.LINE_LOOP:e.isLine?o=et.LINE_STRIP:e.isPoints?o=et.POINTS:o=e.material.wireframe?et.LINES:et.TRIANGLES;const c={},l={},h=[],u=[],d={uv:"TEXCOORD_0",uv1:"TEXCOORD_1",uv2:"TEXCOORD_2",uv3:"TEXCOORD_3",color:"COLOR_0",skinWeight:"WEIGHTS_0",skinIndex:"JOINTS_0"},f=a.getAttribute("normal");f!==void 0&&!this.isNormalizedNormalAttribute(f)&&(console.warn("THREE.GLTFExporter: Creating normalized normal attribute from the non-normalized one."),a.setAttribute("normal",this.createNormalizedNormalAttribute(f)));let p=null;for(let _ in a.attributes){if(_.slice(0,5)==="morph")continue;const v=a.attributes[_];if(_=d[_]||_.toUpperCase(),/^(POSITION|NORMAL|TANGENT|TEXCOORD_\d+|COLOR_\d+|JOINTS_\d+|WEIGHTS_\d+)$/.test(_)||(_="_"+_),t.attributes.has(this.getUID(v))){l[_]=t.attributes.get(this.getUID(v));continue}p=null;const I=v.array;_==="JOINTS_0"&&!(I instanceof Uint16Array)&&!(I instanceof Uint8Array)?(console.warn('GLTFExporter: Attribute "skinIndex" converted to type UNSIGNED_SHORT.'),p=Eo.Utils.toTypedBufferAttribute(v,Uint16Array)):(I instanceof Uint32Array||I instanceof Int32Array)&&!_.startsWith("_")&&(console.warn(`GLTFExporter: Attribute "${_}" converted to type FLOAT.`),p=Eo.Utils.toTypedBufferAttribute(v,Float32Array));const E=this.processAccessor(p||v,a);E!==null&&(_.startsWith("_")||this.detectMeshQuantization(_,v),l[_]=E,t.attributes.set(this.getUID(v),E))}if(f!==void 0&&a.setAttribute("normal",f),Object.keys(l).length===0)return null;if(e.morphTargetInfluences!==void 0&&e.morphTargetInfluences.length>0){const _=[],v=[],S={};if(e.morphTargetDictionary!==void 0)for(const I in e.morphTargetDictionary)S[e.morphTargetDictionary[I]]=I;for(let I=0;I<e.morphTargetInfluences.length;++I){const E={};let C=!1;for(const D in a.morphAttributes){if(D!=="position"&&D!=="normal"){C||(console.warn("GLTFExporter: Only POSITION and NORMAL morph are supported."),C=!0);continue}const w=a.morphAttributes[D][I],L=D.toUpperCase(),U=a.attributes[D];if(t.attributes.has(this.getUID(w,!0))){E[L]=t.attributes.get(this.getUID(w,!0));continue}const P=w.clone();if(!a.morphTargetsRelative)for(let N=0,F=w.count;N<F;N++)for(let k=0;k<w.itemSize;k++)k===0&&P.setX(N,w.getX(N)-U.getX(N)),k===1&&P.setY(N,w.getY(N)-U.getY(N)),k===2&&P.setZ(N,w.getZ(N)-U.getZ(N)),k===3&&P.setW(N,w.getW(N)-U.getW(N));E[L]=this.processAccessor(P,a),t.attributes.set(this.getUID(U,!0),E[L])}u.push(E),_.push(e.morphTargetInfluences[I]),e.morphTargetDictionary!==void 0&&v.push(S[I])}c.weights=_,v.length>0&&(c.extras={},c.extras.targetNames=v)}const m=Array.isArray(e.material);if(m&&a.groups.length===0)return null;let A=!1;if(m&&a.index===null){const _=[];for(let v=0,S=a.attributes.position.count;v<S;v++)_[v]=v;a.setIndex(_),A=!0}const g=m?e.material:[e.material],b=m?a.groups:[{materialIndex:0,start:void 0,count:void 0}];for(let _=0,v=b.length;_<v;_++){const S={mode:o,attributes:l};if(this.serializeUserData(a,S),u.length>0&&(S.targets=u),a.index!==null){let E=this.getUID(a.index);(b[_].start!==void 0||b[_].count!==void 0)&&(E+=":"+b[_].start+":"+b[_].count),t.attributes.has(E)?S.indices=t.attributes.get(E):(S.indices=this.processAccessor(a.index,a,b[_].start,b[_].count),t.attributes.set(E,S.indices)),S.indices===null&&delete S.indices}const I=await this.processMaterialAsync(g[b[_].materialIndex]);I!==null&&(S.material=I),h.push(S)}A===!0&&a.setIndex(null),c.primitives=h,n.meshes||(n.meshes=[]),await this._invokeAllAsync(function(_){_.writeMesh&&_.writeMesh(e,c)});const x=n.meshes.push(c)-1;return t.meshes.set(s,x),x}detectMeshQuantization(e,t){if(this.extensionsUsed[uu])return;let n;switch(t.array.constructor){case Int8Array:n="byte";break;case Uint8Array:n="unsigned byte";break;case Int16Array:n="short";break;case Uint16Array:n="unsigned short";break;default:return}t.normalized&&(n+=" normalized");const i=e.split("_",1)[0];mg[i]&&mg[i].includes(n)&&(this.extensionsUsed[uu]=!0,this.extensionsRequired[uu]=!0)}processCamera(e){const t=this.json;t.cameras||(t.cameras=[]);const n=e.isOrthographicCamera,i={type:n?"orthographic":"perspective"};return n?i.orthographic={xmag:e.right*2,ymag:e.top*2,zfar:e.far<=0?.001:e.far,znear:e.near<0?0:e.near}:i.perspective={aspectRatio:e.aspect,yfov:Ll.degToRad(e.fov),zfar:e.far<=0?.001:e.far,znear:e.near<0?0:e.near},e.name!==""&&(i.name=e.type),t.cameras.push(i)-1}processAnimation(e,t){const n=this.json,i=this.nodeMap;n.animations||(n.animations=[]),e=Eo.Utils.mergeMorphTargetTracks(e.clone(),t);const s=e.tracks,a=[],o=[];for(let l=0;l<s.length;++l){const h=s[l],u=nt.parseTrackName(h.name);let d=nt.findNode(t,u.nodeName);const f=bg[u.propertyName];if(u.objectName==="bones"&&(d.isSkinnedMesh===!0?d=d.skeleton.getBoneByName(u.objectIndex):d=void 0),!d||!f){console.warn('THREE.GLTFExporter: Could not export animation track "%s".',h.name);continue}const p=1;let m=h.values.length/h.times.length;f===bg.morphTargetInfluences&&(m/=d.morphTargetInfluences.length);let A;h.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline===!0?(A="CUBICSPLINE",m/=3):h.getInterpolation()===aa?A="STEP":A="LINEAR",o.push({input:this.processAccessor(new Lt(h.times,p)),output:this.processAccessor(new Lt(h.values,m)),interpolation:A}),a.push({sampler:o.length-1,target:{node:i.get(d),path:f}})}const c={name:e.name||"clip_"+n.animations.length,samplers:o,channels:a};return this.serializeUserData(e,c),n.animations.push(c),n.animations.length-1}processSkin(e){const t=this.json,n=this.nodeMap,i=t.nodes[n.get(e)],s=e.skeleton;if(s===void 0)return null;const a=e.skeleton.bones[0];if(a===void 0)return null;const o=[],c=new Float32Array(s.bones.length*16),l=new Oe;for(let u=0;u<s.bones.length;++u)o.push(n.get(s.bones[u])),l.copy(s.boneInverses[u]),l.multiply(e.bindMatrix).toArray(c,u*16);return t.skins===void 0&&(t.skins=[]),t.skins.push({inverseBindMatrices:this.processAccessor(new Lt(c,16)),joints:o,skeleton:n.get(a)}),i.skin=t.skins.length-1}async processNodeAsync(e){const t=this.json,n=this.options,i=this.nodeMap;if(t.nodes||(t.nodes=[]),e.pivot!==null)return await this._processNodeWithPivotAsync(e);const s={};if(n.trs){const o=e.quaternion.toArray(),c=e.position.toArray(),l=e.scale.toArray();Ui(o,[0,0,0,1])||(s.rotation=o),Ui(c,[0,0,0])||(s.translation=c),Ui(l,[1,1,1])||(s.scale=l)}else e.matrixAutoUpdate&&e.updateMatrix(),f1(e.matrix)===!1&&(s.matrix=e.matrix.elements);if(e.name!==""&&(s.name=String(e.name)),this.serializeUserData(e,s),e.isMesh||e.isLine||e.isPoints){const o=await this.processMeshAsync(e);o!==null&&(s.mesh=o)}else e.isCamera&&(s.camera=this.processCamera(e));e.isSkinnedMesh&&this.skins.push(e);const a=t.nodes.push(s)-1;if(i.set(e,a),e.children.length>0){const o=[];for(let c=0,l=e.children.length;c<l;c++){const h=e.children[c];if(h.visible||n.onlyVisible===!1){const u=await this.processNodeAsync(h);u!==null&&o.push(u)}}o.length>0&&(s.children=o)}return await this._invokeAllAsync(function(o){o.writeNode&&o.writeNode(e,s)}),a}async _processNodeWithPivotAsync(e){const t=this.json,n=this.options,i=this.nodeMap,s=e.pivot,a={},o=e.quaternion.toArray(),c=[e.position.x+s.x,e.position.y+s.y,e.position.z+s.z],l=e.scale.toArray();Ui(o,[0,0,0,1])||(a.rotation=o),Ui(c,[0,0,0])||(a.translation=c),Ui(l,[1,1,1])||(a.scale=l),a.extras={pivot:s.toArray()},e.name!==""&&(a.name=String(e.name)),this.serializeUserData(e,a);const h=t.nodes.push(a)-1;i.set(e,h);const u={},d=[-s.x,-s.y,-s.z];if(Ui(d,[0,0,0])||(u.translation=d),e.isMesh||e.isLine||e.isPoints){const m=await this.processMeshAsync(e);m!==null&&(u.mesh=m)}else e.isCamera&&(u.camera=this.processCamera(e));e.isSkinnedMesh&&this.skins.push(e);const p=[t.nodes.push(u)-1];if(e.children.length>0){const m=[];for(let A=0,g=e.children.length;A<g;A++){const b=e.children[A];if(b.visible||n.onlyVisible===!1){const x=await this.processNodeAsync(b);x!==null&&m.push(x)}}m.length>0&&(u.children=m)}return a.children=p,await this._invokeAllAsync(function(m){m.writeNode&&m.writeNode(e,a)}),h}async processSceneAsync(e){const t=this.json,n=this.options;t.scenes||(t.scenes=[],t.scene=0);const i={};e.name!==""&&(i.name=e.name),t.scenes.push(i);const s=[];for(let a=0,o=e.children.length;a<o;a++){const c=e.children[a];if(c.visible||n.onlyVisible===!1){const l=await this.processNodeAsync(c);l!==null&&s.push(l)}}s.length>0&&(i.nodes=s),this.serializeUserData(e,i)}async processObjectsAsync(e){const t=new ms;t.name="AuxScene";for(let n=0;n<e.length;n++)t.children.push(e[n]);await this.processSceneAsync(t)}async processInputAsync(e){const t=this.options;e=e instanceof Array?e:[e],await this._invokeAllAsync(function(i){i.beforeParse&&i.beforeParse(e)});const n=[];for(let i=0;i<e.length;i++)e[i]instanceof ms?await this.processSceneAsync(e[i]):n.push(e[i]);n.length>0&&await this.processObjectsAsync(n);for(let i=0;i<this.skins.length;++i)this.processSkin(this.skins[i]);for(let i=0;i<t.animations.length;++i)this.processAnimation(t.animations[i],e[0]);await this._invokeAllAsync(function(i){i.afterParse&&i.afterParse(e)})}async _invokeAllAsync(e){for(let t=0,n=this.plugins.length;t<n;t++)await e(this.plugins[t])}}class m1{constructor(e){this.writer=e,this.name="KHR_lights_punctual"}writeNode(e,t){if(!e.isLight)return;if(!e.isDirectionalLight&&!e.isPointLight&&!e.isSpotLight){console.warn("THREE.GLTFExporter: Only directional, point, and spot lights are supported.",e);return}const n=this.writer,i=n.json,s=n.extensionsUsed,a={};e.name&&(a.name=e.name),a.color=e.color.toArray(),a.intensity=e.intensity,e.isDirectionalLight?a.type="directional":e.isPointLight?(a.type="point",e.distance>0&&(a.range=e.distance)):e.isSpotLight&&(a.type="spot",e.distance>0&&(a.range=e.distance),a.spot={},a.spot.innerConeAngle=(1-e.penumbra)*e.angle,a.spot.outerConeAngle=e.angle),e.decay!==void 0&&e.decay!==2&&console.warn("THREE.GLTFExporter: Light decay may be lost. glTF is physically-based, and expects light.decay=2."),e.target&&(e.target.parent!==e||e.target.position.x!==0||e.target.position.y!==0||e.target.position.z!==-1)&&console.warn("THREE.GLTFExporter: Light direction may be lost. For best results, make light.target a child of the light with position 0,0,-1."),s[this.name]||(i.extensions=i.extensions||{},i.extensions[this.name]={lights:[]},s[this.name]=!0);const o=i.extensions[this.name].lights;o.push(a),t.extensions=t.extensions||{},t.extensions[this.name]={light:o.length-1}}}class b1{constructor(e){this.writer=e,this.name="KHR_materials_unlit"}async writeMaterialAsync(e,t){if(!e.isMeshBasicMaterial)return;const i=this.writer.extensionsUsed;t.extensions=t.extensions||{},t.extensions[this.name]={},i[this.name]=!0,t.pbrMetallicRoughness.metallicFactor=0,t.pbrMetallicRoughness.roughnessFactor=.9}}class x1{constructor(e){this.writer=e,this.name="KHR_materials_clearcoat"}async writeMaterialAsync(e,t){if(!e.isMeshPhysicalMaterial||e.clearcoat===0)return;const n=this.writer,i=n.extensionsUsed,s={};if(s.clearcoatFactor=e.clearcoat,e.clearcoatMap){const a={index:await n.processTextureAsync(e.clearcoatMap),texCoord:e.clearcoatMap.channel};n.applyTextureTransform(a,e.clearcoatMap),s.clearcoatTexture=a}if(s.clearcoatRoughnessFactor=e.clearcoatRoughness,e.clearcoatRoughnessMap){const a={index:await n.processTextureAsync(e.clearcoatRoughnessMap),texCoord:e.clearcoatRoughnessMap.channel};n.applyTextureTransform(a,e.clearcoatRoughnessMap),s.clearcoatRoughnessTexture=a}if(e.clearcoatNormalMap){const a={index:await n.processTextureAsync(e.clearcoatNormalMap),texCoord:e.clearcoatNormalMap.channel};e.clearcoatNormalScale.x!==1&&(a.scale=e.clearcoatNormalScale.x),n.applyTextureTransform(a,e.clearcoatNormalMap),s.clearcoatNormalTexture=a}t.extensions=t.extensions||{},t.extensions[this.name]=s,i[this.name]=!0}}class E1{constructor(e){this.writer=e,this.name="KHR_materials_dispersion"}async writeMaterialAsync(e,t){if(!e.isMeshPhysicalMaterial||e.dispersion===0)return;const i=this.writer.extensionsUsed,s={};s.dispersion=e.dispersion,t.extensions=t.extensions||{},t.extensions[this.name]=s,i[this.name]=!0}}class _1{constructor(e){this.writer=e,this.name="KHR_materials_iridescence"}async writeMaterialAsync(e,t){if(!e.isMeshPhysicalMaterial||e.iridescence===0)return;const n=this.writer,i=n.extensionsUsed,s={};if(s.iridescenceFactor=e.iridescence,e.iridescenceMap){const a={index:await n.processTextureAsync(e.iridescenceMap),texCoord:e.iridescenceMap.channel};n.applyTextureTransform(a,e.iridescenceMap),s.iridescenceTexture=a}if(s.iridescenceIor=e.iridescenceIOR,s.iridescenceThicknessMinimum=e.iridescenceThicknessRange[0],s.iridescenceThicknessMaximum=e.iridescenceThicknessRange[1],e.iridescenceThicknessMap){const a={index:await n.processTextureAsync(e.iridescenceThicknessMap),texCoord:e.iridescenceThicknessMap.channel};n.applyTextureTransform(a,e.iridescenceThicknessMap),s.iridescenceThicknessTexture=a}t.extensions=t.extensions||{},t.extensions[this.name]=s,i[this.name]=!0}}class v1{constructor(e){this.writer=e,this.name="KHR_materials_transmission"}async writeMaterialAsync(e,t){if(!e.isMeshPhysicalMaterial||e.transmission===0)return;const n=this.writer,i=n.extensionsUsed,s={};if(s.transmissionFactor=e.transmission,e.transmissionMap){const a={index:await n.processTextureAsync(e.transmissionMap),texCoord:e.transmissionMap.channel};n.applyTextureTransform(a,e.transmissionMap),s.transmissionTexture=a}t.extensions=t.extensions||{},t.extensions[this.name]=s,i[this.name]=!0}}class y1{constructor(e){this.writer=e,this.name="KHR_materials_volume"}async writeMaterialAsync(e,t){if(!e.isMeshPhysicalMaterial||e.transmission===0)return;const n=this.writer,i=n.extensionsUsed,s={};if(s.thicknessFactor=e.thickness,e.thicknessMap){const a={index:await n.processTextureAsync(e.thicknessMap),texCoord:e.thicknessMap.channel};n.applyTextureTransform(a,e.thicknessMap),s.thicknessTexture=a}e.attenuationDistance!==1/0&&(s.attenuationDistance=e.attenuationDistance),s.attenuationColor=e.attenuationColor.toArray(),t.extensions=t.extensions||{},t.extensions[this.name]=s,i[this.name]=!0}}class S1{constructor(e){this.writer=e,this.name="KHR_materials_ior"}async writeMaterialAsync(e,t){if(!e.isMeshPhysicalMaterial||e.ior===1.5)return;const i=this.writer.extensionsUsed,s={};s.ior=e.ior,t.extensions=t.extensions||{},t.extensions[this.name]=s,i[this.name]=!0}}class C1{constructor(e){this.writer=e,this.name="KHR_materials_specular"}async writeMaterialAsync(e,t){if(!e.isMeshPhysicalMaterial||e.specularIntensity===1&&e.specularColor.equals(o1)&&!e.specularIntensityMap&&!e.specularColorMap)return;const n=this.writer,i=n.extensionsUsed,s={};if(e.specularIntensityMap){const a={index:await n.processTextureAsync(e.specularIntensityMap),texCoord:e.specularIntensityMap.channel};n.applyTextureTransform(a,e.specularIntensityMap),s.specularTexture=a}if(e.specularColorMap){const a={index:await n.processTextureAsync(e.specularColorMap),texCoord:e.specularColorMap.channel};n.applyTextureTransform(a,e.specularColorMap),s.specularColorTexture=a}s.specularFactor=e.specularIntensity,s.specularColorFactor=e.specularColor.toArray(),t.extensions=t.extensions||{},t.extensions[this.name]=s,i[this.name]=!0}}class M1{constructor(e){this.writer=e,this.name="KHR_materials_sheen"}async writeMaterialAsync(e,t){if(!e.isMeshPhysicalMaterial||e.sheen==0)return;const n=this.writer,i=n.extensionsUsed,s={};if(e.sheenRoughnessMap){const a={index:await n.processTextureAsync(e.sheenRoughnessMap),texCoord:e.sheenRoughnessMap.channel};n.applyTextureTransform(a,e.sheenRoughnessMap),s.sheenRoughnessTexture=a}if(e.sheenColorMap){const a={index:await n.processTextureAsync(e.sheenColorMap),texCoord:e.sheenColorMap.channel};n.applyTextureTransform(a,e.sheenColorMap),s.sheenColorTexture=a}s.sheenRoughnessFactor=e.sheenRoughness,s.sheenColorFactor=e.sheenColor.toArray(),t.extensions=t.extensions||{},t.extensions[this.name]=s,i[this.name]=!0}}class I1{constructor(e){this.writer=e,this.name="KHR_materials_anisotropy"}async writeMaterialAsync(e,t){if(!e.isMeshPhysicalMaterial||e.anisotropy==0)return;const n=this.writer,i=n.extensionsUsed,s={};if(e.anisotropyMap){const a={index:await n.processTextureAsync(e.anisotropyMap)};n.applyTextureTransform(a,e.anisotropyMap),s.anisotropyTexture=a}s.anisotropyStrength=e.anisotropy,s.anisotropyRotation=e.anisotropyRotation,t.extensions=t.extensions||{},t.extensions[this.name]=s,i[this.name]=!0}}class w1{constructor(e){this.writer=e,this.name="KHR_materials_emissive_strength"}async writeMaterialAsync(e,t){if(!e.isMeshStandardMaterial||e.emissiveIntensity===1)return;const i=this.writer.extensionsUsed,s={};s.emissiveStrength=e.emissiveIntensity,t.extensions=t.extensions||{},t.extensions[this.name]=s,i[this.name]=!0}}class T1{constructor(e){this.writer=e,this.name="EXT_materials_bump"}async writeMaterialAsync(e,t){if(!e.isMeshStandardMaterial||e.bumpScale===1&&!e.bumpMap)return;const n=this.writer,i=n.extensionsUsed,s={};if(e.bumpMap){const a={index:await n.processTextureAsync(e.bumpMap),texCoord:e.bumpMap.channel};n.applyTextureTransform(a,e.bumpMap),s.bumpTexture=a}s.bumpFactor=e.bumpScale,t.extensions=t.extensions||{},t.extensions[this.name]=s,i[this.name]=!0}}class R1{constructor(e){this.writer=e,this.name="EXT_mesh_gpu_instancing"}writeNode(e,t){if(!e.isInstancedMesh)return;const n=this.writer,i=e,s=new Float32Array(i.count*3),a=new Float32Array(i.count*4),o=new Float32Array(i.count*3),c=new Oe,l=new R,h=new pn,u=new R;for(let f=0;f<i.count;f++)i.getMatrixAt(f,c),c.decompose(l,h,u),l.toArray(s,f*3),h.toArray(a,f*4),u.toArray(o,f*3);const d={TRANSLATION:n.processAccessor(new Lt(s,3)),ROTATION:n.processAccessor(new Lt(a,4)),SCALE:n.processAccessor(new Lt(o,3))};i.instanceColor&&(d._COLOR_0=n.processAccessor(i.instanceColor)),t.extensions=t.extensions||{},t.extensions[this.name]={attributes:d},n.extensionsUsed[this.name]=!0,n.extensionsRequired[this.name]=!0}}Eo.Utils={insertKeyframe:function(r,e){const n=r.getValueSize(),i=new r.TimeBufferType(r.times.length+1),s=new r.ValueBufferType(r.values.length+n),a=r.createInterpolant(new r.ValueBufferType(n));let o;if(r.times.length===0){i[0]=e;for(let c=0;c<n;c++)s[c]=0;o=0}else if(e<r.times[0]){if(Math.abs(r.times[0]-e)<.001)return 0;i[0]=e,i.set(r.times,1),s.set(a.evaluate(e),0),s.set(r.values,n),o=0}else if(e>r.times[r.times.length-1]){if(Math.abs(r.times[r.times.length-1]-e)<.001)return r.times.length-1;i[i.length-1]=e,i.set(r.times,0),s.set(r.values,0),s.set(a.evaluate(e),r.values.length),o=i.length-1}else for(let c=0;c<r.times.length;c++){if(Math.abs(r.times[c]-e)<.001)return c;if(r.times[c]<e&&r.times[c+1]>e){i.set(r.times.slice(0,c+1),0),i[c+1]=e,i.set(r.times.slice(c+1),c+2),s.set(r.values.slice(0,(c+1)*n),0),s.set(a.evaluate(e),(c+1)*n),s.set(r.values.slice((c+1)*n),(c+2)*n),o=c+1;break}}return r.times=i,r.values=s,o},mergeMorphTargetTracks:function(r,e){const t=[],n={},i=r.tracks;for(let s=0;s<i.length;++s){let a=i[s];const o=nt.parseTrackName(a.name),c=nt.findNode(e,o.nodeName);if(o.propertyName!=="morphTargetInfluences"||o.propertyIndex===void 0){t.push(a);continue}if(a.createInterpolant!==a.InterpolantFactoryMethodDiscrete&&a.createInterpolant!==a.InterpolantFactoryMethodLinear){if(a.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline)throw new Error("THREE.GLTFExporter: Cannot merge tracks with glTF CUBICSPLINE interpolation.");console.warn("THREE.GLTFExporter: Morph target interpolation mode not yet supported. Using LINEAR instead."),a=a.clone(),a.setInterpolation(oa)}const l=c.morphTargetInfluences.length,h=c.morphTargetDictionary[o.propertyIndex];if(h===void 0)throw new Error("THREE.GLTFExporter: Morph target name not found: "+o.propertyIndex);let u;if(n[c.uuid]===void 0){u=a.clone();const f=new u.ValueBufferType(l*u.times.length);for(let p=0;p<u.times.length;p++)f[p*l+h]=u.values[p];u.name=(o.nodeName||"")+".morphTargetInfluences",u.values=f,n[c.uuid]=u,t.push(u);continue}const d=a.createInterpolant(new a.ValueBufferType(1));u=n[c.uuid];for(let f=0;f<u.times.length;f++)u.values[f*l+h]=d.evaluate(u.times[f]);for(let f=0;f<a.times.length;f++){const p=this.insertKeyframe(u,a.times[f]);u.values[p*l+h]=a.values[f]}}return r.tracks=t,r},toTypedBufferAttribute:function(r,e){const t=new Lt(new e(r.count*r.itemSize),r.itemSize,!1);if(!r.normalized&&!r.isInterleavedBufferAttribute)return t.array.set(r.array),t;for(let n=0,i=r.count;n<i;n++)for(let s=0;s<r.itemSize;s++)t.setComponent(n,s,r.getComponent(n,s));return t}};let Na,fu,Mr,wc;function B1(r,e=1/0,t=null){fu||(fu=new Hn(2,2,1,1)),Mr||(Mr=new gn({uniforms:{blitTexture:new jf(r)},vertexShader:`
			varying vec2 vUv;
			void main(){
				vUv = uv;
				gl_Position = vec4(position.xy * 1.0,0.,.999999);
			}`,fragmentShader:`
			uniform sampler2D blitTexture; 
			varying vec2 vUv;

			void main(){ 
				gl_FragColor = vec4(vUv.xy, 0, 1);
				
				#ifdef IS_SRGB
				gl_FragColor = sRGBTransferOETF( texture2D( blitTexture, vUv) );
				#else
				gl_FragColor = texture2D( blitTexture, vUv);
				#endif
			}`})),Mr.uniforms.blitTexture.value=r,Mr.defines.IS_SRGB=r.colorSpace==mt,Mr.needsUpdate=!0,wc||(wc=new at(fu,Mr),wc.frustumCulled=!1);const n=new Jt,i=new ms;i.add(wc),t===null&&(t=Na=new Xf({antialias:!1}));const s=Math.min(r.image.width,e),a=Math.min(r.image.height,e);t.setSize(s,a),t.clear(),t.render(i,n);const o=document.createElement("canvas"),c=o.getContext("2d");o.width=s,o.height=a,c.drawImage(t.domElement,0,0,s,a);const l=new Nl(o);return l.minFilter=r.minFilter,l.magFilter=r.magFilter,l.wrapS=r.wrapS,l.wrapT=r.wrapT,l.colorSpace=r.colorSpace,l.name=r.name,Na&&(Na.forceContextLoss(),Na.dispose(),Na=null),l}const vg=r=>r.material!==void 0&&r.userData&&r.userData.variantMaterials&&!!Array.from(r.userData.variantMaterials.values()).filter(e=>ll(e.material)),ll=r=>r&&r.isMaterial&&!Array.isArray(r);class D1{constructor(e){this.writer=e,this.name="KHR_materials_variants",this.variantNames=[]}beforeParse(e){const t=new Set,n=i=>{if(!vg(i))return;const s=i.userData.variantMaterials,a=i.userData.variantData;for(const[o,c]of a){const l=s.get(c.index);l&&ll(l.material)&&t.add(o)}};if(Array.isArray(e))for(const i of e)i.traverse(n);else e.traverse(n);t.forEach(i=>this.variantNames.push(i))}async writeMesh(e,t){if(!vg(e))return;const n=e.userData,i=n.variantMaterials,s=n.variantData,a=new Map,o=new Map,c=Array.from(s.values()).sort((u,d)=>u.index-d.index);for(const[u,d]of c.entries())o.set(d.index,u);for(const u of s.values()){const d=i.get(u.index);if(!d||!ll(d.material))continue;const f=await this.writer.processMaterialAsync(d.material);a.has(f)||a.set(f,{material:f,variants:[]}),a.get(f).variants.push(o.get(u.index))}const l=Array.from(a.values()).map((u=>u.variants.sort((d,f)=>d-f)&&u)).sort((u,d)=>u.material-d.material);if(l.length===0)return;const h=ll(n.originalMaterial)?await this.writer.processMaterialAsync(n.originalMaterial):-1;for(const u of t.primitives)h>=0&&(u.material=h),u.extensions=u.extensions||{},u.extensions[this.name]={mappings:l}}afterParse(){if(this.variantNames.length===0)return;const e=this.writer.json;e.extensions=e.extensions||{};const t=this.variantNames.map(n=>({name:n}));e.extensions[this.name]={variants:t},this.writer.extensionsUsed[this.name]=!0}}class L1{constructor(e,t,n,i,s){this.xrLight=e,this.renderer=t,this.lightProbe=n,this.xrWebGLBinding=null,this.estimationStartCallback=s,this.frameCallback=this.onXRFrame.bind(this);const a=t.xr.getSession();if(i&&"XRWebGLBinding"in window){const o=new ih(16);e.environment=o.texture;const c=t.getContext();switch(a.preferredReflectionFormat){case"srgba8":c.getExtension("EXT_sRGB");break;case"rgba16f":c.getExtension("OES_texture_half_float");break}this.xrWebGLBinding=new XRWebGLBinding(a,c),this.lightProbe.addEventListener("reflectionchange",()=>{this.updateReflection()})}a.requestAnimationFrame(this.frameCallback)}updateReflection(){const e=this.renderer.properties.get(this.xrLight.environment);if(e){const t=this.xrWebGLBinding.getReflectionCubeMap(this.lightProbe);t&&(e.__webglTexture=t,this.xrLight.environment.needsPMREMUpdate=!0)}}onXRFrame(e,t){if(!this.xrLight)return;t.session.requestAnimationFrame(this.frameCallback);const i=t.getLightEstimate(this.lightProbe);if(i){this.xrLight.lightProbe.sh.fromArray(i.sphericalHarmonicsCoefficients),this.xrLight.lightProbe.intensity=1;const s=Math.max(1,Math.max(i.primaryLightIntensity.x,Math.max(i.primaryLightIntensity.y,i.primaryLightIntensity.z)));this.xrLight.directionalLight.color.setRGB(i.primaryLightIntensity.x/s,i.primaryLightIntensity.y/s,i.primaryLightIntensity.z/s),this.xrLight.directionalLight.intensity=s,this.xrLight.directionalLight.position.copy(i.primaryLightDirection),this.estimationStartCallback&&(this.estimationStartCallback(),this.estimationStartCallback=null)}}dispose(){this.xrLight=null,this.renderer=null,this.lightProbe=null,this.xrWebGLBinding=null}}class P1 extends ds{constructor(e,t=!0){super(),this.lightProbe=new By,this.lightProbe.intensity=0,this.add(this.lightProbe),this.directionalLight=new Mb,this.directionalLight.intensity=0,this.add(this.directionalLight),this.environment=null;let n=null,i=!1;e.xr.addEventListener("sessionstart",()=>{const s=e.xr.getSession();"requestLightProbe"in s&&s.requestLightProbe({reflectionFormat:s.preferredReflectionFormat}).then(a=>{n=new L1(this,e,a,t,()=>{i=!0,this.dispatchEvent({type:"estimationstart"})})})}),e.xr.addEventListener("sessionend",()=>{n&&(n.dispose(),n=null),i&&this.dispatchEvent({type:"estimationend"})}),this.dispose=()=>{n&&(n.dispose(),n=null),this.remove(this.lightProbe),this.lightProbe=null,this.remove(this.directionalLight),this.directionalLight=null,this.environment=null}}}const Bx=1e4,F1=.001,Dx=50;class rn{constructor(e=Dx){this.velocity=0,this.naturalFrequency=0,this.setDecayTime(e)}setDecayTime(e){this.naturalFrequency=1/Math.max(F1,e)}update(e,t,n,i){const s=2e-4*this.naturalFrequency;if(e==null||i===0||e===t&&this.velocity===0)return t;if(n<0)return e;const a=e-t,o=this.velocity+this.naturalFrequency*a,c=a+n*o,l=Math.exp(-this.naturalFrequency*n),h=(o-this.naturalFrequency*c)*l,u=-this.naturalFrequency*(h+o*l);return Math.abs(h)<s*Math.abs(i)&&u*a>=0?(this.velocity=0,t):(this.velocity=h,t+c*l)}}const rt={MIN_TOUCH_AREA:.05,BASE_RADIUS:.15,LINE_WIDTH:.02,SEGMENTS:16,DELTA_PHI:Math.PI/32,COLORS:{EDGE_FALLOFF:new Me(.98,.98,.98),EDGE_CUTOFF:new Me(.8,.8,.8),FILL_FALLOFF:new Me(.4,.4,.4),FILL_CUTOFF:new Me(.4,.4,.4),ACTIVE_EDGE:new Me(1,1,1),ACTIVE_FILL:new Me(.6,.6,.6)},MAX_OPACITY:.75,FILL_OPACITY_MULTIPLIER:.5,INTERACTIVE_OPACITY_MULTIPLIER:1.2,MIN_DISTANCE:.5,MAX_DISTANCE:10,BASE_SCALE:1,DISTANCE_SCALE_FACTOR:.3,COLOR_LERP_FACTOR:.15,SCREEN_SPACE_SCALE:1.2,SIZE_UPDATE_THRESHOLD:.001,GEOMETRY_UPDATE_DEBOUNCE:100},yg=new pe,Tc=(r,e,t,n,i)=>{let s=e>0?t>0?0:-Math.PI/2:t>0?Math.PI/2:Math.PI;for(let a=0;a<=rt.SEGMENTS;++a)r.push(e+(n-i)*Math.cos(s),t+(n-i)*Math.sin(s),0,e+n*Math.cos(s),t+n*Math.sin(s),0),s+=rt.DELTA_PHI};class N1 extends at{constructor(e,t){const n=new on;super(n),this.shadowHeight=0,this.isActive=!1,this.isHovered=!1,this.lastGeometryUpdateTime=0,this.needsGeometryUpdate=!1,this.scene=e,this.side=t,this.currentSize=new R,this.goalSize=new R,this.sizeDamper=new rn,this.updateSizeFromScene(),this.edgeMaterial=new fn({color:rt.COLORS.EDGE_FALLOFF,transparent:!0,opacity:0,side:Wt,depthWrite:!1,blending:md}),this.fillMaterial=new fn({color:rt.COLORS.FILL_FALLOFF,transparent:!0,opacity:0,side:Wt,depthWrite:!1,blending:js}),this.material=this.edgeMaterial,this.goalOpacity=0,this.opacityDamper=new rn,this.createHitMeshes(),this.updatePositionFromScene(),e.target.add(this),e.target.add(this.hitBox),this.offsetHeight=0}updateSizeFromScene(){const{size:e}=this.scene;this.goalSize.copy(e);const t=Math.sqrt(e.x*e.x+e.z*e.z),n=Math.max(rt.MIN_TOUCH_AREA,t*.4);this.goalSize.x<n&&(this.goalSize.x=n),this.goalSize.z<n&&(this.goalSize.z=n),this.updateGeometry()}updateGeometry(){const e=this.geometry,t=[],n=[],i=this.goalSize.x/2,s=(this.side==="back"?this.goalSize.y:this.goalSize.z)/2,a=Math.min(i,s),o=Math.max(rt.BASE_RADIUS*.7,a*.2),c=Math.max(rt.LINE_WIDTH*.7,a*.025);Tc(n,i,s,o,c),Tc(n,-i,s,o,c),Tc(n,-i,-s,o,c),Tc(n,i,-s,o,c);const l=n.length/3;for(let u=0;u<l-2;u+=2)t.push(u,u+1,u+3,u,u+3,u+2);const h=l-2;t.push(h,h+1,1,h,1,0),e.setAttribute("position",new tn(n,3)),e.setIndex(t),e.computeBoundingSphere()}createHitMeshes(){const e=this.goalSize.x/2,t=(this.side==="back"?this.goalSize.y:this.goalSize.z)/2,n=Math.min(e,t),i=Math.max(rt.BASE_RADIUS*.7,n*.2);this.hitPlane=new at(new Hn(2*(e+i),2*(t+i))),this.hitPlane.visible=!1,this.hitPlane.material.side=Wt,this.add(this.hitPlane),this.hitBox=new at(new qi(this.goalSize.x+2*i,this.goalSize.y+i,this.goalSize.z+2*i)),this.hitBox.visible=!1,this.hitBox.material.side=Wt,this.add(this.hitBox)}updatePositionFromScene(){const{boundingBox:e}=this.scene;switch(e.getCenter(this.position),this.rotation.set(0,0,0),this.side){case"bottom":this.rotateX(-Math.PI/2),this.shadowHeight=e.min.y,this.position.y=this.shadowHeight;break;case"back":this.shadowHeight=e.min.z,this.position.z=this.shadowHeight;break}if(this.hitBox){const t=this.side==="back"?(this.goalSize.y+rt.BASE_RADIUS)/2:(this.goalSize.y+rt.BASE_RADIUS)/2;this.hitBox.position.y=t+e.min.y}}updateFromModelChanges(){this.updateSizeFromScene(),this.updatePositionFromScene(),this.updateGeometry(),this.updateHitMeshes(),this.ensureProperOrientation(),this.needsGeometryUpdate=!1,this.lastGeometryUpdateTime=performance.now()}ensureProperOrientation(){this.side==="bottom"?(this.rotation.x=-Math.PI/2,this.rotation.y=0,this.rotation.z=0):this.side==="back"&&(this.rotation.x=0,this.rotation.y=0,this.rotation.z=0)}setScreenSpaceMode(e){e?this.scale.set(rt.SCREEN_SPACE_SCALE,rt.SCREEN_SPACE_SCALE,rt.SCREEN_SPACE_SCALE):this.scale.set(1,1,1)}updateHitMeshes(){if(this.hitPlane&&this.hitBox){const e=this.goalSize.x/2,t=(this.side==="back"?this.goalSize.y:this.goalSize.z)/2,n=Math.min(e,t),i=Math.max(rt.BASE_RADIUS*.7,n*.2),s=new Hn(2*(e+i),2*(t+i));this.hitPlane.geometry.dispose(),this.hitPlane.geometry=s;const a=new qi(this.goalSize.x+2*i,this.goalSize.y+i,this.goalSize.z+2*i);this.hitBox.geometry.dispose(),this.hitBox.geometry=a}}setInteractionState(e,t=!1){this.isActive=e,this.isHovered=t,this.updateVisualState()}updateVisualState(){let e,t;this.isActive?(e=rt.COLORS.ACTIVE_EDGE,t=rt.COLORS.ACTIVE_FILL):this.isHovered?(e=rt.COLORS.EDGE_FALLOFF,t=rt.COLORS.FILL_FALLOFF):(e=rt.COLORS.EDGE_CUTOFF,t=rt.COLORS.FILL_CUTOFF),this.edgeMaterial.color.lerp(e,rt.COLOR_LERP_FACTOR),this.fillMaterial.color.lerp(t,rt.COLOR_LERP_FACTOR)}applyDistanceScaling(e){const t=e.distanceTo(this.position),n=Math.max(rt.MIN_DISTANCE,Math.min(rt.MAX_DISTANCE,t)),i=rt.BASE_SCALE+(n-rt.MIN_DISTANCE)*rt.DISTANCE_SCALE_FACTOR;this.scale.set(i,i,i)}getHit(e,t,n){yg.set(t,-n),this.hitPlane.visible=!0;const i=e.positionAndNormalFromPoint(yg,this.hitPlane);return this.hitPlane.visible=!1,i==null?null:i.position}getExpandedHit(e,t,n){this.hitPlane.scale.set(1e3,1e3,1e3),this.hitPlane.updateMatrixWorld();const i=this.getHit(e,t,n);return this.hitPlane.scale.set(1,1,1),i}controllerIntersection(e,t){this.hitBox.visible=!0;const n=e.hitFromController(t,this.hitBox);return this.hitBox.visible=!1,n}set offsetHeight(e){e-=.001,this.side==="back"?this.position.z=this.shadowHeight+e:this.position.y=this.shadowHeight+e}get offsetHeight(){return this.side==="back"?this.position.z-this.shadowHeight:this.position.y-this.shadowHeight}set show(e){this.goalOpacity=e?rt.MAX_OPACITY:0}updateOpacity(e){const t=this.material,n=this.opacityDamper.update(t.opacity,this.goalOpacity,e,1);this.edgeMaterial.opacity=n,this.fillMaterial.opacity=n*rt.FILL_OPACITY_MULTIPLIER,(this.isActive||this.isHovered)&&(this.edgeMaterial.opacity=n*rt.INTERACTIVE_OPACITY_MULTIPLIER),this.visible=n>0}update(e,t){if(this.updateOpacity(e),!this.currentSize.equals(this.goalSize)){const i=new R;i.x=this.sizeDamper.update(this.currentSize.x,this.goalSize.x,e,1),i.y=this.sizeDamper.update(this.currentSize.y,this.goalSize.y,e,1),i.z=this.sizeDamper.update(this.currentSize.z,this.goalSize.z,e,1),i.distanceTo(this.currentSize)>rt.SIZE_UPDATE_THRESHOLD&&(this.currentSize.copy(i),this.needsGeometryUpdate=!0)}const n=performance.now();this.needsGeometryUpdate&&n-this.lastGeometryUpdateTime>rt.GEOMETRY_UPDATE_DEBOUNCE&&(this.updateGeometry(),this.updateHitMeshes(),this.needsGeometryUpdate=!1,this.lastGeometryUpdateTime=n),t&&this.applyDistanceScaling(t),this.updateVisualState()}getSize(){return this.goalSize.clone()}dispose(){const{geometry:e,material:t}=this.hitPlane;e.dispose(),t.dispose(),this.hitBox.geometry.dispose(),this.hitBox.material.dispose(),this.geometry.dispose(),this.edgeMaterial.dispose(),this.fillMaterial.dispose(),this.hitBox.removeFromParent(),this.removeFromParent()}}const An=(r,e)=>({type:"number",number:r,unit:e}),Hi=(()=>{const r={};return t=>{const n=t;if(n in r)return r[n];const i=[];let s=0;for(;t;){if(++s>1e3){t="";break}const a=Lx(t),o=a.nodes[0];if(o==null||o.terms.length===0)break;i.push(o),t=a.remainingInput}return r[n]=i}})(),Lx=(()=>{const r=/^(\-\-|[a-z\u0240-\uffff])/i,e=/^([\*\+\/]|[\-]\s)/i,t=/^[\),]/;return s=>{const a=[];for(;s.length&&(s=s.trim(),!t.test(s));)if(s[0]==="("){const{nodes:o,remainingInput:c}=Sg(s);s=c,a.push({type:"function",name:{type:"ident",value:"calc"},arguments:o})}else if(r.test(s)){const o=U1(s),c=o.nodes[0];if(s=o.remainingInput,s[0]==="("){const{nodes:l,remainingInput:h}=Sg(s);a.push({type:"function",name:c,arguments:l}),s=h}else a.push(c)}else if(e.test(s))a.push({type:"operator",value:s[0]}),s=s.slice(1);else{const{nodes:o,remainingInput:c}=s[0]==="#"?k1(s):O1(s);if(o.length===0)break;a.push(o[0]),s=c}return{nodes:[{type:"expression",terms:a}],remainingInput:s}}})(),U1=(()=>{const r=/[^a-z0-9_\-\u0240-\uffff]/i;return e=>{const t=e.match(r),n=t==null?e:e.substr(0,t.index),i=t==null?"":e.substr(t.index);return{nodes:[{type:"ident",value:n}],remainingInput:i}}})(),O1=(()=>{const r=/[\+\-]?(\d+[\.]\d+|\d+|[\.]\d+)([eE][\+\-]?\d+)?/,e=/^[a-z%]+/i,t=/^(m|mm|cm|rad|deg|[%])$/;return n=>{const i=n.match(r),s=i==null?"0":i[0];n=s==null?n:n.slice(s.length);const a=n.match(e);let o=a!=null&&a[0]!==""?a[0]:null;const c=a==null?n:n.slice(o.length);return o!=null&&!t.test(o)&&(o=null),{nodes:[{type:"number",number:parseFloat(s)||0,unit:o}],remainingInput:c}}})(),k1=(()=>{const r=/^[a-f0-9]*/i;return e=>{e=e.slice(1).trim();const t=e.match(r);return{nodes:t==null?[]:[{type:"hex",value:t[0]}],remainingInput:t==null?e:e.slice(t[0].length)}}})(),Sg=r=>{const e=[];for(r=r.slice(1).trim();r.length;){const t=Lx(r);if(e.push(t.nodes[0]),r=t.remainingInput.trim(),r[0]===",")r=r.slice(1).trim();else if(r[0]===")"){r=r.slice(1);break}}return{nodes:e,remainingInput:r}},Cg=Symbol("visitedTypes");class Q1{constructor(e){this[Cg]=e}walk(e,t){const n=e.slice();for(;n.length;){const i=n.shift();switch(this[Cg].indexOf(i.type)>-1&&t(i),i.type){case"expression":n.unshift(...i.terms);break;case"function":n.unshift(i.name,...i.arguments);break}}}}const bs=Object.freeze({type:"number",number:0,unit:null});const rh=(r,e=0)=>{let{number:t,unit:n}=r;if(!isFinite(t))t=e,n="rad";else if(r.unit==="rad"||r.unit==null)return r;return{type:"number",number:(n==="deg"&&t!=null?t:0)*Math.PI/180,unit:"rad"}},Mg=(r,e=0)=>{let{number:t,unit:n}=r;if(!isFinite(t))t=e,n="m";else if(r.unit==="m")return r;let i;switch(n){default:i=1;break;case"cm":i=1/100;break;case"mm":i=1/1e3;break}return{type:"number",number:i*t,unit:"m"}},Ai=(()=>{const r=t=>t,e={rad:r,deg:rh,m:r,mm:Mg,cm:Mg};return(t,n=bs)=>{isFinite(t.number)||(t.number=n.number,t.unit=n.unit);const{unit:i}=t;if(i==null)return t;const s=e[i];return s==null?n:s(t)}})();var Px,Ig,wg;const va=Symbol("evaluate"),hl=Symbol("lastValue");class Bt{constructor(){this[Px]=null}static evaluatableFor(e,t=bs){if(e instanceof Bt)return e;if(e.type==="number")return e.unit==="%"?new G1(e,t):e;switch(e.name.value){case"calc":return new V1(e,t);case"env":return new H1(e)}return bs}static evaluate(e){return e instanceof Bt?e.evaluate():e}static isConstant(e){return e instanceof Bt?e.isConstant:!0}static applyIntrinsics(e,t){const{basis:n,keywords:i}=t,{auto:s}=i;return n.map((a,o)=>{const c=s[o]==null?a:s[o];let l=e[o]?e[o]:c;if(l.type==="ident"){const h=l.value;h in i&&(l=i[h][o])}return(l==null||l.type==="ident")&&(l=c),l.unit==="%"?An(l.number/100*a.number,a.unit):(l=Ai(l,a),l.unit!==a.unit?a:l)})}get isConstant(){return!1}evaluate(){return(!this.isConstant||this[hl]==null)&&(this[hl]=this[va]()),this[hl]}}Px=hl;const Tg=Symbol("percentage"),pu=Symbol("basis");class G1 extends Bt{constructor(e,t){super(),this[Tg]=e,this[pu]=t}get isConstant(){return!0}[va](){return An(this[Tg].number/100*this[pu].number,this[pu].unit)}}const Rc=Symbol("identNode");class H1 extends Bt{constructor(e){super(),this[Ig]=null;const t=e.arguments.length?e.arguments[0].terms[0]:null;t!=null&&t.type==="ident"&&(this[Rc]=t)}get isConstant(){return!1}[(Ig=Rc,va)](){if(this[Rc]!=null&&this[Rc].value==="window-scroll-y"){const e=window.pageYOffset,t=Math.max(document.body.scrollHeight,document.body.offsetHeight,document.documentElement.clientHeight,document.documentElement.scrollHeight,document.documentElement.offsetHeight);return{type:"number",number:e/(t-window.innerHeight)||0,unit:null}}return bs}}const z1=/[\*\/]/,Ir=Symbol("evaluator");class V1 extends Bt{constructor(e,t=bs){if(super(),this[wg]=null,e.arguments.length!==1)return;const n=e.arguments[0].terms.slice(),i=[];for(;n.length;){const s=n.shift();if(i.length>0){const a=i[i.length-1];if(a.type==="operator"&&z1.test(a.value)){const o=i.pop(),c=i.pop();if(c==null)return;i.push(new Bg(o,Bt.evaluatableFor(c,t),Bt.evaluatableFor(s,t)));continue}}i.push(s.type==="operator"?s:Bt.evaluatableFor(s,t))}for(;i.length>2;){const[s,a,o]=i.splice(0,3);if(a.type!=="operator")return;i.unshift(new Bg(a,Bt.evaluatableFor(s,t),Bt.evaluatableFor(o,t)))}i.length===1&&(this[Ir]=i[0])}get isConstant(){return this[Ir]==null||Bt.isConstant(this[Ir])}[(wg=Ir,va)](){return this[Ir]!=null?Bt.evaluate(this[Ir]):bs}}const Rg=Symbol("operator"),Au=Symbol("left"),gu=Symbol("right");class Bg extends Bt{constructor(e,t,n){super(),this[Rg]=e,this[Au]=t,this[gu]=n}get isConstant(){return Bt.isConstant(this[Au])&&Bt.isConstant(this[gu])}[va](){const e=Ai(Bt.evaluate(this[Au])),t=Ai(Bt.evaluate(this[gu])),{number:n,unit:i}=e,{number:s,unit:a}=t;if(a!=null&&i!=null&&a!=i)return bs;const o=i||a;let c;switch(this[Rg].value){case"+":c=n+s;break;case"-":c=n-s;break;case"/":c=n/s;break;case"*":c=n*s;break;default:return bs}return{type:"number",number:c,unit:o}}}const mu=Symbol("evaluatables"),Dg=Symbol("intrinsics");class Fx extends Bt{constructor(e,t){super(),this[Dg]=t;const n=e[0],i=n!=null?n.terms:[];this[mu]=t.basis.map((s,a)=>{const o=i[a];return o==null?{type:"ident",value:"auto"}:o.type==="ident"?o:Bt.evaluatableFor(o,s)})}get isConstant(){for(const e of this[mu])if(!Bt.isConstant(e))return!1;return!0}[va](){const e=this[mu].map(t=>Bt.evaluate(t));return Bt.applyIntrinsics(e,this[Dg]).map(t=>t.number)}}var Nx,Ux,Ox,kx;const wr=Symbol("instances"),Lg=Symbol("activateListener"),Pg=Symbol("deactivateListener"),bu=Symbol("notifyInstances"),Fg=Symbol("notify"),Ng=Symbol("callback");class ui{static[bu](){for(const e of ui[wr])e[Fg]()}static[(Nx=wr,Lg)](){window.addEventListener("scroll",this[bu],{passive:!0})}static[Pg](){window.removeEventListener("scroll",this[bu])}constructor(e){this[Ng]=e}observe(){ui[wr].size===0&&ui[Lg](),ui[wr].add(this)}disconnect(){ui[wr].delete(this),ui[wr].size===0&&ui[Pg]()}[Fg](){this[Ng]()}}ui[Nx]=new Set;const Ug=Symbol("computeStyleCallback"),Qx=Symbol("astWalker"),oo=Symbol("dependencies"),Gx=Symbol("onScroll");class W1{constructor(e){this[Ux]={},this[Ox]=new Q1(["function"]),this[kx]=()=>{this[Ug]({relatedState:"window-scroll"})},this[Ug]=e}observeEffectsFor(e){const t={},n=this[oo];this[Qx].walk(e,i=>{const{name:s}=i,o=i.arguments[0].terms[0];if(!(s.value!=="env"||o==null||o.type!=="ident"))switch(o.value){case"window-scroll-y":if(t["window-scroll"]==null){const c="window-scroll"in n?n["window-scroll"]:new ui(this[Gx]);c.observe(),delete n["window-scroll"],t["window-scroll"]=c}break}});for(const i in n)n[i].disconnect();this[oo]=t}dispose(){for(const e in this[oo])this[oo][e].disconnect()}}Ux=oo,Ox=Qx,kx=Gx;const ss=r=>{const e=r.observeEffects||!1,t=r.intrinsics instanceof Function?r.intrinsics:(()=>r.intrinsics);return(n,i)=>{const s=n.updated,a=n.connectedCallback,o=n.disconnectedCallback,c=Symbol(`${i}StyleEffector`),l=Symbol(`${i}StyleEvaluator`),h=Symbol(`${i}UpdateEvaluator`),u=Symbol(`${i}EvaluateAndSync`);Object.defineProperties(n,{[c]:{value:null,writable:!0},[l]:{value:null,writable:!0},[h]:{value:function(){const d=Hi(this[i]);this[l]=new Fx(d,t(this)),this[c]==null&&e&&(this[c]=new W1(()=>this[u]())),this[c]!=null&&this[c].observeEffectsFor(d)}},[u]:{value:function(){if(this[l]==null)return;const d=this[l].evaluate();this[r.updateHandler](d)}},updated:{value:function(d){d.has(i)&&(this[h](),this[u]()),s.call(this,d)}},connectedCallback:{value:function(){a.call(this),this.requestUpdate(i,this[i])}},disconnectedCallback:{value:function(){o.call(this),this[c]!=null&&(this[c].dispose(),this[c]=null)}}})}};const Hx=r=>r<.5?2*r*r:-1+(4-2*r)*r,q1=(r,e,t=Hx)=>n=>r+(e-r)*t(n),j1=(r,e)=>{const t=(i=>s=>i+=s),n=e.map(t(0));return i=>{i=fi(i,0,1),i*=n[n.length-1];const s=n.findIndex(c=>c>=i),a=s<1?0:n[s-1],o=n[s];return r[s]((i-a)/(o-a))}},zr=r=>{const e=[],t=[];let n=r.initialValue;for(let i=0;i<r.keyframes.length;++i){const s=r.keyframes[i],{value:a,frames:o}=s,c=s.ease||Hx,l=q1(n,a,c);e.push(l),t.push(o),n=a}return j1(e,t)};var Vt=function(r,e,t,n){var i=arguments.length,s=i<3?e:n===null?n=Object.getOwnPropertyDescriptor(e,t):n,a;if(typeof Reflect=="object"&&typeof Reflect.decorate=="function")s=Reflect.decorate(r,e,t,n);else for(var o=r.length-1;o>=0;o--)(a=r[o])&&(s=(i<3?a(s):i>3?a(e,t,s):a(e,t))||s);return i>3&&s&&Object.defineProperty(e,t,s),s};const X1=5e3,K1=zr({initialValue:0,keyframes:[{frames:5,value:-1},{frames:1,value:-1},{frames:8,value:1},{frames:1,value:1},{frames:5,value:0},{frames:18,value:0}]}),$1=zr({initialValue:0,keyframes:[{frames:1,value:1},{frames:5,value:1},{frames:1,value:0},{frames:6,value:0}]}),Y1=30,J1=12,zx="0deg 75deg 105%",Z1="auto auto auto",eR="auto",tR=2.2,nR=["front","right","back","left"],iR=["upper-","","lower-"],sR=3e3,rR=". Use mouse, touch or arrow keys to move.",Bc={AUTO:"auto"},xu={BASIC:"basic",WIGGLE:"wiggle"},aR={NONE:"none"},Og=()=>({basis:[rh(An(Y1,"deg"))],keywords:{auto:[null]}}),oR=()=>({basis:[rh(An(J1,"deg"))],keywords:{auto:[null]}}),Vx=(()=>{const r=Hi(zx)[0].terms,e=Ai(r[0]),t=Ai(r[1]);return n=>{const i=n[J].idealCameraDistance();return{basis:[e,t,An(i,"m")],keywords:{auto:[null,null,An(105,"%")]}}}})(),cR=r=>{const e=tR*r[J].boundingSphere.radius;return{basis:[An(-1/0,"rad"),An(0,"rad"),An(e,"m")],keywords:{auto:[null,null,null]}}},lR=r=>{const e=Vx(r),n=new Fx([],e).evaluate()[2];return{basis:[An(1/0,"rad"),An(Math.PI,"rad"),An(n,"m")],keywords:{auto:[null,null,null]}}},hR=r=>{r[J].updateBoundingBoxAndShadowIfDirty();const e=r[J].boundingBox.getCenter(new R);return{basis:[An(e.x,"m"),An(e.y,"m"),An(e.z,"m")],keywords:{auto:[null,null,null]}}},Wx=Math.PI/2,uR=Math.PI/3,dR=Wx/2,fR=2*Math.PI,dt=Symbol("controls"),ul=Symbol("panElement"),Eu=Symbol("promptElement"),Dc=Symbol("promptAnimatedContainer"),_u=Symbol("fingerAnimatedContainers"),Lc=Symbol("deferInteractionPrompt"),kg=Symbol("updateAria"),Bi=Symbol("a11y"),Qg=Symbol("updateA11y"),Gg=Symbol("updateCameraForRadius"),Tr=Symbol("cancelPrompts"),vu=Symbol("onChange"),Ua=Symbol("onPointerChange"),Rs=Symbol("waitingToPromptUser"),Pc=Symbol("userHasInteracted"),Rr=Symbol("promptElementVisibleTime"),Oa=Symbol("lastPromptOffset"),Fc=Symbol("cancellationSource"),yu=Symbol("lastSpherical"),ka=Symbol("jumpCamera"),Su=Symbol("initialized"),Qa=Symbol("maintainThetaPhi"),Hg=Symbol("syncCameraOrbit"),zg=Symbol("syncFieldOfView"),Vg=Symbol("syncCameraTarget"),Wg=Symbol("syncMinCameraOrbit"),qg=Symbol("syncMaxCameraOrbit"),jg=Symbol("syncMinFieldOfView"),Xg=Symbol("syncMaxFieldOfView"),pR=r=>{var e,t,n,i,s,a,o,c,l,h,u,d,f,p,m,A,g,b;class x extends r{constructor(){super(...arguments),this.cameraControls=!1,this.cameraOrbit=zx,this.cameraTarget=Z1,this.fieldOfView=eR,this.minCameraOrbit="auto",this.maxCameraOrbit="auto",this.minFieldOfView="auto",this.maxFieldOfView="auto",this.interactionPromptThreshold=sR,this.interactionPrompt=Bc.AUTO,this.interactionPromptStyle=xu.WIGGLE,this.orbitSensitivity=1,this.zoomSensitivity=1,this.panSensitivity=1,this.touchAction=aR.NONE,this.disableZoom=!1,this.disablePan=!1,this.disableTap=!1,this.interpolationDecay=Dx,this.a11y=null,this[e]=this.shadowRoot.querySelector(".interaction-prompt"),this[t]=this.shadowRoot.querySelector("#prompt"),this[n]=[this.shadowRoot.querySelector("#finger0"),this.shadowRoot.querySelector("#finger1")],this[i]=this.shadowRoot.querySelector(".pan-target"),this[s]=0,this[a]=1/0,this[o]=!1,this[c]=!1,this[l]=Pt.AUTOMATIC,this[h]=new bR(this[J].camera,this[$n],this[J]),this[u]=new ol,this[d]=!1,this[f]=!1,this[p]=!1,this[m]={},this[A]=()=>{const v=this[dt].changeSource;this[Fc]=v,v===Pt.USER_INTERACTION&&(this[Pc]=!0,this[Lc]())},this[g]=()=>{this[kg](),this[en]();const v=this[dt].changeSource;this.dispatchEvent(new CustomEvent("camera-change",{detail:{source:v}}))},this[b]=v=>{this[pl].classList.toggle("pointer-tumbling",v.type==="pointer-change-start")}}get inputSensitivity(){return this[dt].inputSensitivity}set inputSensitivity(v){this[dt].inputSensitivity=v}getCameraOrbit(){const{theta:v,phi:S,radius:I}=this[yu];return{theta:v,phi:S,radius:I,toString(){return`${this.theta}rad ${this.phi}rad ${this.radius}m`}}}getCameraTarget(){return ls(this[ot].isPresenting?this[ot].arRenderer.target:this[J].getDynamicTarget())}getFieldOfView(){return this[dt].getFieldOfView()}getMinimumFieldOfView(){return this[dt].options.minimumFieldOfView}getMaximumFieldOfView(){return this[dt].options.maximumFieldOfView}getIdealAspect(){return this[J].idealAspect}jumpCameraToGoal(){this[ka]=!0,this.requestUpdate(ka,!1)}resetInteractionPrompt(){this[Oa]=0,this[Rr]=1/0,this[Pc]=!1,this[Rs]=this.interactionPrompt===Bc.AUTO&&this.cameraControls}zoom(v){const S=new WheelEvent("wheel",{deltaY:-30*v});this[$n].dispatchEvent(S)}connectedCallback(){super.connectedCallback(),this[dt].addEventListener("user-interaction",this[Tr]),this[dt].addEventListener("pointer-change-start",this[Ua]),this[dt].addEventListener("pointer-change-end",this[Ua])}disconnectedCallback(){super.disconnectedCallback(),this[dt].removeEventListener("user-interaction",this[Tr]),this[dt].removeEventListener("pointer-change-start",this[Ua]),this[dt].removeEventListener("pointer-change-end",this[Ua])}updated(v){super.updated(v);const S=this[dt],I=this[J];if(v.has("cameraControls")&&(this.cameraControls?(S.enableInteraction(),this.interactionPrompt===Bc.AUTO&&(this[Rs]=!0)):(S.disableInteraction(),this[Lc]()),this[$n].setAttribute("aria-label",this[Wr])),v.has("disableZoom")&&(S.disableZoom=this.disableZoom),v.has("disablePan")&&(S.enablePan=!this.disablePan),v.has("disableTap")&&(S.enableTap=!this.disableTap),(v.has("interactionPrompt")||v.has("cameraControls")||v.has("src"))&&(this.interactionPrompt===Bc.AUTO&&this.cameraControls&&!this[Pc]?this[Rs]=!0:this[Lc]()),v.has("interactionPromptStyle")&&(this[Dc].style.opacity=this.interactionPromptStyle==xu.BASIC?"1":"0"),v.has("touchAction")){const E=this.touchAction;S.applyOptions({touchAction:E}),S.updateTouchActionStyle()}v.has("orbitSensitivity")&&(S.orbitSensitivity=this.orbitSensitivity),v.has("zoomSensitivity")&&(S.zoomSensitivity=this.zoomSensitivity),v.has("panSensitivity")&&(S.panSensitivity=this.panSensitivity),v.has("interpolationDecay")&&(S.setDamperDecayTime(this.interpolationDecay),I.setTargetDamperDecayTime(this.interpolationDecay)),v.has("a11y")&&this[Qg](),this[ka]===!0&&Promise.resolve().then(()=>{S.jumpToGoal(),I.jumpToGoal(),this[vu](),this[ka]=!1})}async updateFraming(){const v=this[J],S=v.adjustedFoV(v.framedFoVDeg);await v.updateFraming();const I=v.adjustedFoV(v.framedFoVDeg),E=this[dt].getFieldOfView()/S;this[dt].setFieldOfView(I*E),this[Qa]=!0,this.requestUpdate("maxFieldOfView"),this.requestUpdate("fieldOfView"),this.requestUpdate("minCameraOrbit"),this.requestUpdate("maxCameraOrbit"),this.requestUpdate("cameraOrbit"),await this.updateComplete}interact(v,S,I){const E=this[$n],C=this[_u];if(C[0].style.opacity==="1"){console.warn("interact() failed because an existing interaction is running.");return}const D=new Array;D.push({x:zr(S.x),y:zr(S.y)});const w=[{x:D[0].x(0),y:D[0].y(0)}];I!=null&&(D.push({x:zr(I.x),y:zr(I.y)}),w.push({x:D[1].x(0),y:D[1].y(0)}));let L=performance.now();const{width:U,height:P}=this[J],N=this.getBoundingClientRect(),F=q=>{for(const[te,Z]of w.entries()){const{style:Y}=C[te];Y.transform=`translateX(${U*Z.x}px) translateY(${P*Z.y}px)`,q==="pointerdown"?Y.opacity="1":q==="pointerup"&&(Y.opacity="0");const fe={pointerId:te-5678,pointerType:"touch",target:E,clientX:U*Z.x+N.x,clientY:P*Z.y+N.y,altKey:!0};E.dispatchEvent(new PointerEvent(q,fe))}},k=()=>{const q=this[Fc];if(q!==Pt.AUTOMATIC||!E.isConnected){for(const Z of this[_u])Z.style.opacity="0";F("pointercancel"),this.dispatchEvent(new CustomEvent("interact-stopped",{detail:{source:q}})),document.removeEventListener("visibilitychange",$);return}const te=Math.min(1,(performance.now()-L)/v);for(const[Z,Y]of w.entries())Y.x=D[Z].x(te),Y.y=D[Z].y(te);F("pointermove"),te<1?requestAnimationFrame(k):(F("pointerup"),this.dispatchEvent(new CustomEvent("interact-stopped",{detail:{source:Pt.AUTOMATIC}})),document.removeEventListener("visibilitychange",$))},$=()=>{let q=0;document.visibilityState==="hidden"?q=performance.now()-L:L=performance.now()-q};document.addEventListener("visibilitychange",$),F("pointerdown"),this[Fc]=Pt.AUTOMATIC,requestAnimationFrame(k)}[(e=Eu,t=Dc,n=_u,i=ul,s=Oa,a=Rr,o=Pc,c=Rs,l=Fc,h=dt,u=yu,d=ka,f=Su,p=Qa,m=Bi,zg)](v){const S=this[dt],I=this[J];I.framedFoVDeg=v[0]*180/Math.PI,S.changeSource=Pt.NONE,S.setFieldOfView(I.adjustedFoV(I.framedFoVDeg)),this[Tr]()}[Hg](v){const S=this[dt];if(this[Qa]){const{theta:I,phi:E}=this.getCameraOrbit();v[0]=I,v[1]=E,this[Qa]=!1}S.changeSource=Pt.NONE,S.setOrbit(v[0],v[1],v[2]),this[Tr]()}[Wg](v){this[dt].applyOptions({minimumAzimuthalAngle:v[0],minimumPolarAngle:v[1],minimumRadius:v[2]}),this.jumpCameraToGoal()}[qg](v){this[dt].applyOptions({maximumAzimuthalAngle:v[0],maximumPolarAngle:v[1],maximumRadius:v[2]}),this[Gg](v[2]),this.jumpCameraToGoal()}[jg](v){this[dt].applyOptions({minimumFieldOfView:v[0]*180/Math.PI}),this.jumpCameraToGoal()}[Xg](v){const S=this[J].adjustedFoV(v[0]*180/Math.PI);this[dt].applyOptions({maximumFieldOfView:S}),this.jumpCameraToGoal()}[Vg](v){const[S,I,E]=v;this[ot].arRenderer.isPresenting||this[J].setTarget(S,I,E),this[dt].changeSource=Pt.NONE,this[ot].arRenderer.updateTarget(),this[Tr]()}[gi](v,S){if(super[gi](v,S),this[ot].isPresenting||!this[ir]())return;const I=this[dt],E=this[J],C=performance.now();if(this[Rs]&&this.loaded&&C>this[ho]+this.interactionPromptThreshold&&(this[Rs]=!1,this[Rr]=C,this[Eu].classList.add("visible")),isFinite(this[Rr])&&this.interactionPromptStyle===xu.WIGGLE){const L=(C-this[Rr])/X1%1,U=K1(L),P=$1(L);if(this[Dc].style.opacity=`${P}`,U!==this[Oa]){const N=U*E.width*.05,F=(U-this[Oa])*Math.PI/16;this[Dc].style.transform=`translateX(${N}px)`,I.changeSource=Pt.AUTOMATIC,I.adjustOrbit(F,0,0),this[Oa]=U}}const D=I.update(v,S),w=E.updateTarget(S);(D||w)&&this[vu]()}[Lc](){this[Rs]=!1,this[Eu].classList.remove("visible"),this[Rr]=1/0}[Gg](v){const S=Math.max(this[J].farRadius(),v),I=0,E=Math.abs(2*S);this[dt].updateNearFar(I,E)}[kg](){const{theta:v,phi:S}=this[dt].getCameraSpherical(this[yu]),I=(4+Math.floor((v%fR+dR)/Wx))%4,E=Math.floor(S/uR),C=nR[I],w=`${iR[E]}${C}`,L=w;L in this[Bi]?this[Gl](this[Bi][L]):this[Gl](`View from stage ${w}`)}get[Wr](){let v=rR;return"interaction-prompt"in this[Bi]&&(v=`. ${this[Bi]["interaction-prompt"]}`),super[Wr].replace(/\.$/,"")+(this.cameraControls?v:"")}async[Hl](v){const S=this[dt],I=this[J],E=I.adjustedFoV(I.framedFoVDeg);super[Hl](v);const C=I.adjustedFoV(I.framedFoVDeg)/E,D=S.getFieldOfView()*(isFinite(C)?C:1);S.updateAspect(this[J].aspect),this.requestUpdate("maxFieldOfView",this.maxFieldOfView),await this.updateComplete,this[dt].setFieldOfView(D),this.jumpCameraToGoal()}[mi](){super[mi](),this[Su]?this[Qa]=!0:this[Su]=!0,this.requestUpdate("maxFieldOfView",this.maxFieldOfView),this.requestUpdate("fieldOfView",this.fieldOfView),this.requestUpdate("minCameraOrbit",this.minCameraOrbit),this.requestUpdate("maxCameraOrbit",this.maxCameraOrbit),this.requestUpdate("cameraOrbit",this.cameraOrbit),this.requestUpdate("cameraTarget",this.cameraTarget),this.jumpCameraToGoal()}[(A=Tr,g=vu,b=Ua,Qg)](){if(typeof this.a11y=="string")if(this.a11y.startsWith("{"))try{this[Bi]=JSON.parse(this.a11y)}catch(v){console.warn("Error parsing a11y JSON:",v)}else this.a11y.length>0?console.warn("Error not supported format, should be a JSON string:",this.a11y):this[Bi]={};else typeof this.a11y=="object"&&this.a11y!=null?this[Bi]=Object.assign({},this.a11y):this[Bi]={};this[$n].setAttribute("aria-label",this[Wr])}}return Vt([Re({type:Boolean,attribute:"camera-controls"})],x.prototype,"cameraControls",void 0),Vt([ss({intrinsics:Vx,observeEffects:!0,updateHandler:Hg}),Re({type:String,attribute:"camera-orbit",hasChanged:()=>!0})],x.prototype,"cameraOrbit",void 0),Vt([ss({intrinsics:hR,observeEffects:!0,updateHandler:Vg}),Re({type:String,attribute:"camera-target",hasChanged:()=>!0})],x.prototype,"cameraTarget",void 0),Vt([ss({intrinsics:Og,observeEffects:!0,updateHandler:zg}),Re({type:String,attribute:"field-of-view",hasChanged:()=>!0})],x.prototype,"fieldOfView",void 0),Vt([ss({intrinsics:cR,updateHandler:Wg}),Re({type:String,attribute:"min-camera-orbit",hasChanged:()=>!0})],x.prototype,"minCameraOrbit",void 0),Vt([ss({intrinsics:lR,updateHandler:qg}),Re({type:String,attribute:"max-camera-orbit",hasChanged:()=>!0})],x.prototype,"maxCameraOrbit",void 0),Vt([ss({intrinsics:oR,updateHandler:jg}),Re({type:String,attribute:"min-field-of-view",hasChanged:()=>!0})],x.prototype,"minFieldOfView",void 0),Vt([ss({intrinsics:Og,updateHandler:Xg}),Re({type:String,attribute:"max-field-of-view",hasChanged:()=>!0})],x.prototype,"maxFieldOfView",void 0),Vt([Re({type:Number,attribute:"interaction-prompt-threshold"})],x.prototype,"interactionPromptThreshold",void 0),Vt([Re({type:String,attribute:"interaction-prompt"})],x.prototype,"interactionPrompt",void 0),Vt([Re({type:String,attribute:"interaction-prompt-style"})],x.prototype,"interactionPromptStyle",void 0),Vt([Re({type:Number,attribute:"orbit-sensitivity"})],x.prototype,"orbitSensitivity",void 0),Vt([Re({type:Number,attribute:"zoom-sensitivity"})],x.prototype,"zoomSensitivity",void 0),Vt([Re({type:Number,attribute:"pan-sensitivity"})],x.prototype,"panSensitivity",void 0),Vt([Re({type:String,attribute:"touch-action"})],x.prototype,"touchAction",void 0),Vt([Re({type:Boolean,attribute:"disable-zoom"})],x.prototype,"disableZoom",void 0),Vt([Re({type:Boolean,attribute:"disable-pan"})],x.prototype,"disablePan",void 0),Vt([Re({type:Boolean,attribute:"disable-tap"})],x.prototype,"disableTap",void 0),Vt([Re({type:Number,attribute:"interpolation-decay"})],x.prototype,"interpolationDecay",void 0),Vt([Re()],x.prototype,"a11y",void 0),x};const AR=.018,Kg=2,gR=300,mR=new pe,$g=new R,Yg=Object.freeze({minimumRadius:0,maximumRadius:1/0,minimumPolarAngle:0,maximumPolarAngle:Math.PI,minimumAzimuthalAngle:-1/0,maximumAzimuthalAngle:1/0,minimumFieldOfView:10,maximumFieldOfView:45,touchAction:"none"}),Nc=Math.PI/8,Uc=.04,Oc=10,Pt={USER_INTERACTION:"user-interaction",NONE:"none",AUTOMATIC:"automatic"};class bR extends ii{constructor(e,t,n){super(),this.camera=e,this.element=t,this.scene=n,this.orbitSensitivity=1,this.zoomSensitivity=1,this.panSensitivity=1,this.inputSensitivity=1,this.changeSource=Pt.NONE,this._interactionEnabled=!1,this._disableZoom=!1,this.isUserPointing=!1,this.enablePan=!0,this.enableTap=!0,this.panProjection=new Qe,this.panPerPixel=0,this.spherical=new ol,this.goalSpherical=new ol,this.thetaDamper=new rn,this.phiDamper=new rn,this.radiusDamper=new rn,this.logFov=Math.log(Yg.maximumFieldOfView),this.goalLogFov=this.logFov,this.fovDamper=new rn,this.touchMode=null,this.pointers=[],this.startTime=0,this.startPointerPosition={clientX:0,clientY:0},this.lastSeparation=0,this.touchDecided=!1,this.onContext=i=>{if(this.enablePan)i.preventDefault();else for(const s of this.pointers)this.onPointerUp(new PointerEvent("pointercancel",Object.assign(Object.assign({},this.startPointerPosition),{pointerId:s.id})))},this.touchModeZoom=(i,s)=>{if(!this._disableZoom){const a=this.twoTouchDistance(this.pointers[0],this.pointers[1]),o=Uc*this.zoomSensitivity*(this.lastSeparation-a)*50/this.scene.height;this.lastSeparation=a,this.userAdjustOrbit(0,0,o)}this.panPerPixel>0&&this.movePan(i,s)},this.disableScroll=i=>{i.preventDefault()},this.touchModeRotate=(i,s)=>{const{touchAction:a}=this._options;if(!this.touchDecided&&a!=="none"){this.touchDecided=!0;const o=Math.abs(i),c=Math.abs(s);if(this.changeSource===Pt.USER_INTERACTION&&(a==="pan-y"&&c>o||a==="pan-x"&&o>c)){this.touchMode=null;return}else this.element.addEventListener("touchmove",this.disableScroll,{passive:!1})}this.handleSinglePointerMove(i,s)},this.onPointerDown=i=>{if(this.pointers.length>2)return;const{element:s}=this;this.pointers.length===0&&(s.addEventListener("pointermove",this.onPointerMove),s.addEventListener("pointerup",this.onPointerUp),this.touchMode=null,this.touchDecided=!1,this.startPointerPosition.clientX=i.clientX,this.startPointerPosition.clientY=i.clientY,this.startTime=performance.now());try{s.setPointerCapture(i.pointerId)}catch{}this.pointers.push({clientX:i.clientX,clientY:i.clientY,id:i.pointerId}),this.isUserPointing=!1,i.pointerType==="touch"?(this.changeSource=i.altKey?Pt.AUTOMATIC:Pt.USER_INTERACTION,this.onTouchChange(i)):(this.changeSource=Pt.USER_INTERACTION,this.onMouseDown(i)),this.changeSource===Pt.USER_INTERACTION&&this.dispatchEvent({type:"user-interaction"})},this.onPointerMove=i=>{const s=this.pointers.find(l=>l.id===i.pointerId);if(s==null)return;if(i.pointerType==="mouse"&&i.buttons===0){this.onPointerUp(i);return}const a=this.pointers.length,o=(i.clientX-s.clientX)/a,c=(i.clientY-s.clientY)/a;o===0&&c===0||(s.clientX=i.clientX,s.clientY=i.clientY,i.pointerType==="touch"?(this.changeSource=i.altKey?Pt.AUTOMATIC:Pt.USER_INTERACTION,this.touchMode!==null&&this.touchMode(o,c)):(this.changeSource=Pt.USER_INTERACTION,this.panPerPixel>0?this.movePan(o,c):this.handleSinglePointerMove(o,c)))},this.onPointerUp=i=>{const{element:s}=this,a=this.pointers.findIndex(o=>o.id===i.pointerId);a!==-1&&this.pointers.splice(a,1),this.panPerPixel>0&&!i.altKey&&this.resetRadius(),this.pointers.length===0?(s.removeEventListener("pointermove",this.onPointerMove),s.removeEventListener("pointerup",this.onPointerUp),s.removeEventListener("touchmove",this.disableScroll),this.enablePan&&this.enableTap&&this.recenter(i)):this.touchMode!==null&&this.onTouchChange(i),this.scene.element[ul].style.opacity=0,s.style.cursor="grab",this.panPerPixel=0,this.isUserPointing&&this.dispatchEvent({type:"pointer-change-end"})},this.onWheel=i=>{this.changeSource=Pt.USER_INTERACTION;const s=i.deltaY*(i.deltaMode==1?18:1)*Uc*this.zoomSensitivity/30;this.userAdjustOrbit(0,0,s),i.preventDefault(),this.dispatchEvent({type:"user-interaction"})},this.onKeyDown=i=>{const{changeSource:s}=this;this.changeSource=Pt.USER_INTERACTION,(i.shiftKey&&this.enablePan?this.panKeyCodeHandler(i):this.orbitZoomKeyCodeHandler(i))?(i.preventDefault(),this.dispatchEvent({type:"user-interaction"})):this.changeSource=s},this._options=Object.assign({},Yg),this.setOrbit(0,Math.PI/2,1),this.setFieldOfView(100),this.jumpToGoal()}get interactionEnabled(){return this._interactionEnabled}enableInteraction(){if(this._interactionEnabled===!1){const{element:e}=this;e.addEventListener("pointerdown",this.onPointerDown),e.addEventListener("pointercancel",this.onPointerUp),this._disableZoom||e.addEventListener("wheel",this.onWheel),e.addEventListener("keydown",this.onKeyDown),e.addEventListener("touchmove",()=>{},{passive:!1}),e.addEventListener("contextmenu",this.onContext),this.element.style.cursor="grab",this._interactionEnabled=!0,this.updateTouchActionStyle()}}disableInteraction(){if(this._interactionEnabled===!0){const{element:e}=this;e.removeEventListener("pointerdown",this.onPointerDown),e.removeEventListener("pointermove",this.onPointerMove),e.removeEventListener("pointerup",this.onPointerUp),e.removeEventListener("pointercancel",this.onPointerUp),e.removeEventListener("wheel",this.onWheel),e.removeEventListener("keydown",this.onKeyDown),e.removeEventListener("contextmenu",this.onContext),e.style.cursor="",this.touchMode=null,this._interactionEnabled=!1,this.updateTouchActionStyle()}}get options(){return this._options}set disableZoom(e){this._disableZoom!=e&&(this._disableZoom=e,e===!0?this.element.removeEventListener("wheel",this.onWheel):this.element.addEventListener("wheel",this.onWheel),this.updateTouchActionStyle())}getCameraSpherical(e=new ol){return e.copy(this.spherical)}getFieldOfView(){return this.camera.fov}applyOptions(e){Object.assign(this._options,e),this.setOrbit(),this.setFieldOfView(Math.exp(this.goalLogFov))}updateNearFar(e,t){this.camera.far=t===0?2:t,this.camera.near=Math.max(e,this.camera.far/1e3),this.camera.updateProjectionMatrix()}updateAspect(e){this.camera.aspect=e,this.camera.updateProjectionMatrix()}setOrbit(e=this.goalSpherical.theta,t=this.goalSpherical.phi,n=this.goalSpherical.radius){const{minimumAzimuthalAngle:i,maximumAzimuthalAngle:s,minimumPolarAngle:a,maximumPolarAngle:o,minimumRadius:c,maximumRadius:l}=this._options,{theta:h,phi:u,radius:d}=this.goalSpherical,f=fi(e,i,s);!isFinite(i)&&!isFinite(s)&&(this.spherical.theta=this.wrapAngle(this.spherical.theta-f)+f);const p=fi(t,a,o),m=fi(n,c,l);return f===h&&p===u&&m===d||!isFinite(f)||!isFinite(p)||!isFinite(m)?!1:(this.goalSpherical.theta=f,this.goalSpherical.phi=p,this.goalSpherical.radius=m,this.goalSpherical.makeSafe(),!0)}setRadius(e){this.goalSpherical.radius=e,this.setOrbit()}setFieldOfView(e){const{minimumFieldOfView:t,maximumFieldOfView:n}=this._options;e=fi(e,t,n),this.goalLogFov=Math.log(e)}setDamperDecayTime(e){this.thetaDamper.setDecayTime(e),this.phiDamper.setDecayTime(e),this.radiusDamper.setDecayTime(e),this.fovDamper.setDecayTime(e)}adjustOrbit(e,t,n){const{theta:i,phi:s,radius:a}=this.goalSpherical,{minimumRadius:o,maximumRadius:c,minimumFieldOfView:l,maximumFieldOfView:h}=this._options,u=this.spherical.theta-i,d=Math.PI-.001,f=i-fi(e,-d-u,d-u),p=s-t,m=n===0?0:((n>0?c:o)-a)/(Math.log(n>0?h:l)-this.goalLogFov),A=a+n*(isFinite(m)?m:(c-o)*2);if(this.setOrbit(f,p,A),n!==0){const g=this.goalLogFov+n;this.setFieldOfView(Math.exp(g))}}jumpToGoal(){this.update(0,Bx)}update(e,t){if(this.isStationary())return!1;const{maximumPolarAngle:n,maximumRadius:i}=this._options,s=this.spherical.theta-this.goalSpherical.theta;return Math.abs(s)>Math.PI&&!isFinite(this._options.minimumAzimuthalAngle)&&!isFinite(this._options.maximumAzimuthalAngle)&&(this.spherical.theta-=Math.sign(s)*2*Math.PI),this.spherical.theta=this.thetaDamper.update(this.spherical.theta,this.goalSpherical.theta,t,Math.PI),this.spherical.phi=this.phiDamper.update(this.spherical.phi,this.goalSpherical.phi,t,n),this.spherical.radius=this.radiusDamper.update(this.spherical.radius,this.goalSpherical.radius,t,i),this.logFov=this.fovDamper.update(this.logFov,this.goalLogFov,t,1),this.moveCamera(),!0}updateTouchActionStyle(){const{style:e}=this.element;if(this._interactionEnabled){const{touchAction:t}=this._options;this._disableZoom&&t!=="none"?e.touchAction="manipulation":e.touchAction=t}else e.touchAction=""}isStationary(){return this.goalSpherical.theta===this.spherical.theta&&this.goalSpherical.phi===this.spherical.phi&&this.goalSpherical.radius===this.spherical.radius&&this.goalLogFov===this.logFov}moveCamera(){this.spherical.makeSafe(),this.camera.position.setFromSpherical(this.spherical),this.camera.setRotationFromEuler(new Gn(this.spherical.phi-Math.PI/2,this.spherical.theta,0,"YXZ")),this.camera.fov!==Math.exp(this.logFov)&&(this.camera.fov=Math.exp(this.logFov),this.camera.updateProjectionMatrix())}userAdjustOrbit(e,t,n){this.adjustOrbit(e*this.orbitSensitivity*this.inputSensitivity,t*this.orbitSensitivity*this.inputSensitivity,n*this.inputSensitivity)}wrapAngle(e){const t=(e+Math.PI)/(2*Math.PI);return(t-Math.floor(t))*2*Math.PI-Math.PI}pixelLengthToSphericalAngle(e){return 2*Math.PI*e/this.scene.height}twoTouchDistance(e,t){const{clientX:n,clientY:i}=e,{clientX:s,clientY:a}=t,o=s-n,c=a-i;return Math.sqrt(o*o+c*c)}handleSinglePointerMove(e,t){const n=this.pixelLengthToSphericalAngle(e),i=this.pixelLengthToSphericalAngle(t);this.isUserPointing===!1&&(this.isUserPointing=!0,this.dispatchEvent({type:"pointer-change-start"})),this.userAdjustOrbit(n,i,0)}initializePan(){const{theta:e,phi:t}=this.spherical,n=e-this.scene.yaw;this.panPerPixel=AR*this.panSensitivity/this.scene.height,this.panProjection.set(-Math.cos(n),-Math.cos(t)*Math.sin(n),0,0,Math.sin(t),0,Math.sin(n),-Math.cos(t)*Math.cos(n),0)}movePan(e,t){const{scene:n}=this,i=$g.set(e,t,0).multiplyScalar(this.inputSensitivity),s=this.spherical.radius*Math.exp(this.logFov)*this.panPerPixel;i.multiplyScalar(s);const a=n.getTarget();a.add(i.applyMatrix3(this.panProjection)),n.boundingSphere.clampPoint(a,a),n.setTarget(a.x,a.y,a.z)}recenter(e){if(performance.now()>this.startTime+gR||Math.abs(e.clientX-this.startPointerPosition.clientX)>Kg||Math.abs(e.clientY-this.startPointerPosition.clientY)>Kg)return;const{scene:t}=this,n=t.positionAndNormalFromPoint(t.getNDC(e.clientX,e.clientY));if(n==null){const{cameraTarget:i}=t.element;t.element.cameraTarget="",t.element.cameraTarget=i,this.userAdjustOrbit(0,0,1)}else t.target.worldToLocal(n.position),t.setTarget(n.position.x,n.position.y,n.position.z)}resetRadius(){const{scene:e}=this,t=e.positionAndNormalFromPoint(mR.set(0,0));if(t==null)return;e.target.worldToLocal(t.position);const n=e.getTarget(),{theta:i,phi:s}=this.spherical,a=i-e.yaw,o=$g.set(Math.sin(s)*Math.sin(a),Math.cos(s),Math.sin(s)*Math.cos(a)),c=o.dot(t.position.sub(n));n.add(o.multiplyScalar(c)),e.setTarget(n.x,n.y,n.z),this.setOrbit(void 0,void 0,this.goalSpherical.radius-c)}onTouchChange(e){if(this.pointers.length===1)this.touchMode=this.touchModeRotate;else{if(this._disableZoom){this.touchMode=null,this.element.removeEventListener("touchmove",this.disableScroll);return}this.touchMode=this.touchDecided&&this.touchMode===null?null:this.touchModeZoom,this.touchDecided=!0,this.element.addEventListener("touchmove",this.disableScroll,{passive:!1}),this.lastSeparation=this.twoTouchDistance(this.pointers[0],this.pointers[1]),this.enablePan&&this.touchMode!=null&&(this.initializePan(),e.altKey||(this.scene.element[ul].style.opacity=1))}}onMouseDown(e){this.panPerPixel=0,this.enablePan&&(e.button===2||e.ctrlKey||e.metaKey||e.shiftKey)&&(this.initializePan(),this.scene.element[ul].style.opacity=1),this.element.style.cursor="grabbing"}orbitZoomKeyCodeHandler(e){let t=!0;switch(e.key){case"PageUp":this.userAdjustOrbit(0,0,Uc*this.zoomSensitivity);break;case"PageDown":this.userAdjustOrbit(0,0,-1*Uc*this.zoomSensitivity);break;case"ArrowUp":this.userAdjustOrbit(0,-Nc,0);break;case"ArrowDown":this.userAdjustOrbit(0,Nc,0);break;case"ArrowLeft":this.userAdjustOrbit(-Nc,0,0);break;case"ArrowRight":this.userAdjustOrbit(Nc,0,0);break;default:t=!1;break}return t}panKeyCodeHandler(e){this.initializePan();let t=!0;switch(e.key){case"ArrowUp":this.movePan(0,-1*Oc);break;case"ArrowDown":this.movePan(0,Oc);break;case"ArrowLeft":this.movePan(-1*Oc,0);break;case"ArrowRight":this.movePan(Oc,0);break;default:t=!1;break}return t}}const Jg=`<svg xmlns="http://www.w3.org/2000/svg" width="24px" height="24px" viewBox="0 0 24 24" fill="#e8eaed">
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</svg>`,ci={width:.16,height:.07,cornerRadius:.03,opacity:1,color:0,minDistance:.5,maxDistance:10,baseScale:1,distanceScaleFactor:.3},Ga={size:.05,zOffset:.01,spacing:.07},Ha={canvasSize:128,filter:qe};class ki extends ht{constructor(){super(),this.isActualSize=!1,this.preRenderIcons(),this.createPanel(),this.createButtons(),this.opacityDamper=new rn,this.goalOpacity=ci.opacity}createPanel(){const e=this.createPanelShape(),t=new Hf(e),n=new fn({color:ci.color,opacity:ci.opacity,transparent:!0});this.panelMesh=new at(t,n),this.panelMesh.name="MenuPanel",this.add(this.panelMesh)}createButtons(){this.exitButton=this.createButton("close"),this.exitButton.name="ExitButton",this.exitButton.position.set(Ga.spacing/2,0,Ga.zOffset),this.add(this.exitButton),this.toggleButton=this.createButton("view-real-size"),this.toggleButton.name="ToggleButton",this.toggleButton.position.set(-.07/2,0,Ga.zOffset),this.add(this.toggleButton)}createPanelShape(){const e=new db,{width:t,height:n,cornerRadius:i}=ci;return e.moveTo(-t/2+i,-n/2),e.lineTo(t/2-i,-n/2),e.quadraticCurveTo(t/2,-n/2,t/2,-n/2+i),e.lineTo(t/2,n/2-i),e.quadraticCurveTo(t/2,n/2,t/2-i,n/2),e.lineTo(-t/2+i,n/2),e.quadraticCurveTo(-t/2,n/2,-t/2,n/2-i),e.lineTo(-t/2,-n/2+i),e.quadraticCurveTo(-t/2,-n/2,-t/2+i,-n/2),e}preRenderIcons(){[{key:"close",svg:Jg},{key:"view-real-size",svg:Zg},{key:"replay",svg:em}].forEach(({key:t,svg:n})=>{ki.iconTextures.has(t)||this.createTextureFromSvg(n,t)})}createTextureFromSvg(e,t){const n=document.createElement("canvas");n.width=Ha.canvasSize,n.height=Ha.canvasSize;const i=n.getContext("2d"),s=new Image,a=new Blob([e],{type:"image/svg+xml"}),o=URL.createObjectURL(a);s.onload=()=>{i.drawImage(s,0,0,Ha.canvasSize,Ha.canvasSize);const c=new Nl(n);c.needsUpdate=!0,c.minFilter=Ha.filter,ki.iconTextures.set(t,c),URL.revokeObjectURL(o)},s.src=o}createButton(e){const t=new fn({transparent:!0}),n=new Hn(Ga.size,Ga.size),i=new at(n,t),s=ki.iconTextures.get(e);if(s)i.material.map=s,i.material.needsUpdate=!0;else{this.createTextureFromSvg(e==="close"?Jg:e==="view-real-size"?Zg:em,e);const a=()=>{const o=ki.iconTextures.get(e);o?(i.material.map=o,i.material.needsUpdate=!0):setTimeout(a,10)};a()}return i}exitButtonControllerIntersection(e,t){return e.hitFromController(t,this.exitButton)}scaleModeButtonControllerIntersection(e,t){return e.hitFromController(t,this.toggleButton)}handleScaleToggle(e,t,n,i){if(!e)return null;this.isActualSize=!this.isActualSize;const s=this.isActualSize?"replay":"view-real-size";this.updateScaleModeButtonLabel(s);const a=this.isActualSize?1:t;return Math.max(n,Math.min(i,a))}updateScaleModeButtonLabel(e){const t=ki.iconTextures.get(e);t&&(this.toggleButton.material.map=t,this.toggleButton.material.needsUpdate=!0)}updatePosition(e,t){if(!t)return;const n=new R;t.getWorldPosition(n);const i=t.getSize(),s=Math.min(i.x,i.z),a=-.2,o=.9,c=Math.max(.5,Math.min(2,s/1)),l=a*c,h=o*c,u=new R().copy(e.position).sub(n);u.y=0,u.normalize();const d=new R().copy(n).add(new R(0,l,0)).add(u.multiplyScalar(h));this.position.copy(d);const f=e.position.distanceTo(d),p=Math.max(ci.minDistance,Math.min(ci.maxDistance,f)),m=ci.baseScale+(p-ci.minDistance)*ci.distanceScaleFactor;this.scale.set(m,m,m),this.lookAt(e.position)}set show(e){this.goalOpacity=e?ci.opacity:0}updateOpacity(e){const n=this.panelMesh.material.opacity,i=this.opacityDamper.update(n,this.goalOpacity,e,1);this.traverse(s=>{if(s instanceof at){const a=s.material;a.transparent&&(a.opacity=i)}}),this.visible=i>0}dispose(){var e;this.children.forEach(t=>{t instanceof at&&(t.geometry&&t.geometry.dispose(),(Array.isArray(t.material)?t.material:[t.material]).forEach(i=>{i&&("map"in i&&i.map instanceof Nl&&i.map.dispose(),i.dispose())}))}),(e=this.parent)===null||e===void 0||e.remove(this)}}ki.iconTextures=new Map;const xR=30,kc=.8,tm=1.5,ER=20,_R=.2,vR=.25,yR=10,Bs=150,nm=5,SR=new R(0,1,0),CR=.3,MR=1.5,IR=15,im=.3,Cu=.01,wR=.15,TR=70,Mu=.001,RR=.2,Qi={NOT_PRESENTING:"not-presenting",SESSION_STARTED:"session-started",OBJECT_PLACED:"object-placed",FAILED:"failed"},tf={TRACKING:"tracking",NOT_TRACKING:"not-tracking"},za=new R,Iu=new pn,BR=new Oe,DR=new R,LR=new Jt(45,1,.1,100),sm=new on().setFromPoints([new R(0,0,0),new R(0,0,-1)]),$t={SCREEN_SPACE:"screen-space",WORLD_SPACE:"world-space"};class PR extends ii{isWorldSpaceReady(){return this.xrMode===$t.WORLD_SPACE&&this.worldSpaceInitialPlacementDone}constructor(e){super(),this.renderer=e,this.currentSession=null,this.placeOnWall=!1,this.placementBox=null,this.menuPanel=null,this.lastTick=null,this.turntableRotation=null,this.oldShadowIntensity=null,this.frame=null,this.initialHitSource=null,this.transientHitTestSource=null,this.inputSource=null,this._presentedScene=null,this.resolveCleanup=null,this.exitWebXRButtonContainer=null,this.overlay=null,this.xrLight=null,this.xrMode=null,this.xrController1=null,this.xrController2=null,this.selectedXRController=null,this.tracking=!0,this.frames=0,this.initialized=!1,this.oldTarget=new R,this.placementComplete=!1,this.isTranslating=!1,this.isRotating=!1,this.isTwoHandInteraction=!1,this.lastDragPosition=new R,this.deltaRotation=new pn,this.scaleLine=new Lo(sm),this.firstRatio=0,this.lastAngle=0,this.goalPosition=new R,this.goalYaw=0,this.goalScale=1,this.xDamper=new rn,this.yDamper=new rn,this.zDamper=new rn,this.yawDamper=new rn,this.pitchDamper=new rn,this.rollDamper=new rn,this.scaleDamper=new rn,this.wasTwoFingering=!1,this.worldSpaceInitialPlacementDone=!1,this.initialModelScale=1,this.minScale=1,this.maxScale=1,this.onExitWebXRButtonContainerClick=()=>this.stopPresenting(),this.onControllerSelectStart=t=>{var n,i,s;const a=this.presentedScene,o=t.target,c=this.menuPanel;if(this.menuPanel.exitButtonControllerIntersection(a,o)!=null){(n=this.menuPanel)===null||n===void 0||n.dispose(),this.stopPresenting();return}if(this.menuPanel.scaleModeButtonControllerIntersection(a,o)!=null){const d=this.menuPanel.handleScaleToggle(this.worldSpaceInitialPlacementDone,this.initialModelScale,this.minScale,this.maxScale);d!==null&&(this.goalScale=d);return}c&&(c.show=!1);const u=this.placementBox.controllerIntersection(a,o);if(u!=null){const f=new dn().setFromObject(a.scenePivot).min.y+RR;if(u.point.y<=f)this.selectedXRController!=null?(this.selectedXRController.userData.line.visible=!1,a.canScale&&this.isWorldSpaceReady()&&(this.isTwoHandInteraction=!0,this.firstRatio=this.controllerSeparation()/a.scenePivot.scale.x,this.scaleLine.visible=!0)):o.attach(a.scenePivot),this.selectedXRController=o,a.setShadowIntensity(.01);else if(o==this.xrController1?this.xrController1.userData.isSelected=!0:o==this.xrController2&&(this.xrController2.userData.isSelected=!0),!((i=this.xrController1)===null||i===void 0)&&i.userData.isSelected&&(!((s=this.xrController2)===null||s===void 0)&&s.userData.isSelected))a.canScale&&this.isWorldSpaceReady()&&(this.isTwoHandInteraction=!0,this.firstRatio=this.controllerSeparation()/a.scenePivot.scale.x,this.scaleLine.visible=!0);else{const m=o===this.xrController1?this.xrController2:this.xrController1;o.userData.initialX=o.position.x,m.userData.turning=!1,o.userData.turning=!0,o.userData.line.visible=!1}}},this.onControllerSelectEnd=t=>{const n=t.target;if(n.userData.turning=!1,n.userData.line.visible=!0,this.isTwoHandInteraction=!1,this.scaleLine.visible=!1,n==this.xrController1?this.xrController1.userData.isSelected=!1:n==this.xrController2&&(this.xrController2.userData.isSelected=!1),this.selectedXRController!=null&&this.selectedXRController!=n)return;const i=this.presentedScene;i.attach(i.scenePivot),this.selectedXRController=null,this.goalYaw=Math.atan2(i.scenePivot.matrix.elements[8],i.scenePivot.matrix.elements[10]),this.goalPosition.x=i.scenePivot.position.x,this.goalPosition.z=i.scenePivot.position.z,this.isWorldSpaceReady()&&(this.goalPosition.y=i.scenePivot.position.y);const s=this.menuPanel;s.show=!0},this.onUpdateScene=()=>{this.placementBox!=null&&this.isPresenting&&(this.placementBox.updateFromModelChanges(),this.placementBox.setScreenSpaceMode(this.xrMode===$t.SCREEN_SPACE)),this.xrMode!==$t.SCREEN_SPACE&&(this.menuPanel&&(this.menuPanel.dispose(),this.menuPanel=null),this.menuPanel=new ki,this.presentedScene.add(this.menuPanel),this.menuPanel.updatePosition(this.presentedScene.getCamera(),this.placementBox))},this.onSelectStart=t=>{const n=this.transientHitTestSource;if(n==null)return;const i=this.frame.getHitTestResultsForTransientInput(n),s=this.presentedScene,a=this.placementBox;if(i.length===1){this.inputSource=t.inputSource;const{axes:o}=this.inputSource.gamepad,c=a.getHit(this.presentedScene,o[0],o[1]);a.show=!0,c!=null?(this.isTranslating=!0,this.lastDragPosition.copy(c)):this.placeOnWall===!1&&(this.isRotating=!0,this.lastAngle=o[0]*tm)}else if(i.length===2){a.show=!0,this.isTwoHandInteraction=!0;const{separation:o,angle:c}=this.fingerPolar(i);this.lastAngle=c,this.firstRatio===0&&(this.firstRatio=o/s.scenePivot.scale.x),s.canScale&&this.setScale(o);return}},this.onSelectEnd=()=>{this.isTranslating=!1,this.isRotating=!1,this.isTwoHandInteraction=!1,this.inputSource=null,this.goalPosition.y+=this.placementBox.offsetHeight*this.presentedScene.scale.x,this.placementBox.show=!1},this.onBeforeXRSelect=t=>{const n=t.composedPath();for(const i of n)if(i instanceof HTMLElement){const s=i.tagName.toLowerCase();if(s==="input"||s==="button"||s==="select"||s==="textarea"||s==="a"||i.hasAttribute("data-pointer-coalesce")||i.classList.contains("interactive")){t.preventDefault();break}}},this.threeRenderer=e.threeRenderer,this.threeRenderer.xr.enabled=!0}async resolveARSession(){qA();const e=await navigator.xr.requestSession("immersive-ar",{requiredFeatures:[],optionalFeatures:["hit-test","dom-overlay","light-estimation"],domOverlay:this.overlay?{root:this.overlay}:void 0});return this.threeRenderer.xr.setReferenceSpaceType("local"),await this.threeRenderer.xr.setSession(e),this.threeRenderer.xr.cameraAutoUpdate=!1,e}get presentedScene(){return this._presentedScene}async supportsPresentation(){try{return qA(),await navigator.xr.isSessionSupported("immersive-ar")}catch(e){return console.warn("Request to present in WebXR denied:"),console.warn(e),console.warn("Falling back to next ar-mode"),!1}}async present(e,t=!1){this.isPresenting&&console.warn("Cannot present while a model is already presenting");let n=new Promise((l,h)=>{requestAnimationFrame(()=>l())});e.setHotspotsVisibility(!1),e.queueRender(),await n,this._presentedScene=e,this.overlay=e.element.shadowRoot.querySelector("div.default"),this.overlay!=null&&this.overlay.addEventListener("beforexrselect",this.onBeforeXRSelect),t===!0&&(this.xrLight=new P1(this.threeRenderer),this.xrLight.addEventListener("estimationstart",()=>{if(!this.isPresenting||this.xrLight==null)return;const l=this.presentedScene;l.add(this.xrLight),l.environment=this.xrLight.environment}));const i=await this.resolveARSession();i.addEventListener("end",()=>{this.postSessionCleanup()},{once:!0});const s=e.element.shadowRoot.querySelector(".slot.exit-webxr-ar-button");s.classList.add("enabled"),s.addEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=s;const a=await i.requestReferenceSpace("viewer");this.xrMode=i.interactionMode,this.tracking=!0,this.frames=0,this.initialized=!1,this.turntableRotation=e.yaw,this.goalYaw=e.yaw,this.goalScale=1,e.setBackground(null),this.oldShadowIntensity=e.shadowIntensity,e.setShadowIntensity(.01),this.oldTarget.copy(e.getTarget()),e.element.addEventListener("load",this.onUpdateScene);const o=ER*Math.PI/180,c=this.placeOnWall===!0?void 0:new XRRay(new DOMPoint(0,0,0),{x:0,y:-Math.sin(o),z:-Math.cos(o)});i.requestHitTestSource({space:a,offsetRay:c}).then(l=>{this.initialHitSource=l}),this.xrMode!==$t.SCREEN_SPACE&&(this.setupXRControllers(),this.xDamper.setDecayTime(Bs),this.yDamper.setDecayTime(Bs),this.zDamper.setDecayTime(Bs),this.yawDamper.setDecayTime(Bs),this.pitchDamper.setDecayTime(Bs),this.rollDamper.setDecayTime(Bs),this.scaleDamper.setDecayTime(Bs)),this.currentSession=i,this.placementBox=new N1(e,this.placeOnWall?"back":"bottom"),this.placementBox&&this.placementBox.setScreenSpaceMode(this.xrMode===$t.SCREEN_SPACE),this.placementComplete=!1,this.xrMode!==$t.SCREEN_SPACE&&(this.menuPanel=new ki,e.add(this.menuPanel),this.menuPanel.updatePosition(e.getCamera(),this.placementBox)),this.lastTick=performance.now(),this.dispatchEvent({type:"status",status:Qi.SESSION_STARTED})}setupXRControllerLine(e){if(!e.userData.line){const t=new Lo(sm);t.name="line",t.scale.z=nm,e.userData.turning=!1,e.userData.line=t,e.add(t)}}setupController(e){this.setupXRControllerLine(e),e.addEventListener("selectstart",this.onControllerSelectStart),e.addEventListener("selectend",this.onControllerSelectEnd)}setupXRControllers(){this.xrController1=this.threeRenderer.xr.getController(0),this.xrController2=this.threeRenderer.xr.getController(1),this.setupController(this.xrController1),this.setupController(this.xrController2),this.scaleLine.name="scale line",this.scaleLine.visible=!1,this.xrController1.add(this.scaleLine);const e=this.presentedScene;e.add(this.xrController1),e.add(this.xrController2)}hover(e){if(this.xrMode===$t.SCREEN_SPACE||this.selectedXRController==e)return!1;const t=this.presentedScene,n=this.placementBox.controllerIntersection(t,e);return e.userData.line.scale.z=n==null?nm:n.distance,n!=null}controllerSeparation(){return this.xrController1.position.distanceTo(this.xrController2.position)}async stopPresenting(){if(!this.isPresenting)return;const e=new Promise(t=>{this.resolveCleanup=t});try{await this.currentSession.end(),await e}catch(t){console.warn("Error while trying to end WebXR AR session"),console.warn(t),this.postSessionCleanup()}}get isPresenting(){return this.presentedScene!=null}get target(){return this.oldTarget}updateTarget(){const e=this.presentedScene;if(e!=null){const t=e.getTarget();this.oldTarget.copy(t),this.placeOnWall?t.z=e.boundingBox.min.z:t.y=e.boundingBox.min.y,e.setTarget(t.x,t.y,t.z)}}cleanupXRController(e){e.userData.turning=!1,e.userData.line.visible=!0,e.removeEventListener("selectstart",this.onControllerSelectStart),e.removeEventListener("selectend",this.onControllerSelectEnd),e.removeFromParent()}postSessionCleanup(){const e=this.currentSession;e!=null&&(e.removeEventListener("selectstart",this.onSelectStart),e.removeEventListener("selectend",this.onSelectEnd),this.currentSession=null);const t=this.presentedScene;if(this._presentedScene=null,t!=null){const{element:a}=t;this.xrLight!=null&&(t.remove(this.xrLight),this.xrLight.dispose(),this.xrLight=null),this.menuPanel!=null&&(this.menuPanel.dispose(),this.menuPanel=null),t.add(t.scenePivot),t.scenePivot.quaternion.set(0,0,0,1),t.scenePivot.position.set(0,0,0),t.scenePivot.scale.set(1,1,1),t.setShadowOffset(0);const o=this.turntableRotation;o!=null&&(t.yaw=o);const c=this.oldShadowIntensity;c!=null&&t.setShadowIntensity(c),t.setEnvironmentAndSkybox(a[ro],a[ao]);const l=this.oldTarget;t.setTarget(l.x,l.y,l.z),t.xrCamera=null,t.element.removeEventListener("load",this.onUpdateScene),t.orientHotspots(0);const{width:h,height:u}=a.getBoundingClientRect();t.setSize(h,u),requestAnimationFrame(()=>{t.element.dispatchEvent(new CustomEvent("camera-change",{detail:{source:Pt.NONE}}))})}this.renderer.height=0;const n=this.exitWebXRButtonContainer;n!=null&&(n.classList.remove("enabled"),n.removeEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=null);const i=this.transientHitTestSource;i!=null&&(i.cancel(),this.transientHitTestSource=null);const s=this.initialHitSource;s!=null&&(s.cancel(),this.initialHitSource=null),this.placementBox!=null&&(this.placementBox.dispose(),this.placementBox=null),this.xrMode!==$t.SCREEN_SPACE&&(this.xrController1!=null&&(this.cleanupXRController(this.xrController1),this.xrController1=null),this.xrController2!=null&&(this.cleanupXRController(this.xrController2),this.xrController2=null),this.selectedXRController=null,this.scaleLine.visible=!1),this.isTranslating=!1,this.isRotating=!1,this.isTwoHandInteraction=!1,this.lastTick=null,this.turntableRotation=null,this.oldShadowIntensity=null,this.frame=null,this.inputSource=null,this.overlay!=null&&(this.overlay.removeEventListener("beforexrselect",this.onBeforeXRSelect),this.overlay=null),this.worldSpaceInitialPlacementDone=!1,this.resolveCleanup!=null&&this.resolveCleanup(),this.dispatchEvent({type:"status",status:Qi.NOT_PRESENTING})}updateView(e){const t=this.presentedScene,n=this.threeRenderer.xr;n.updateCamera(LR),t.xrCamera=n.getCamera();const{elements:i}=t.getCamera().matrixWorld;if(t.orientHotspots(Math.atan2(i[1],i[5])),this.initialized||(this.placeInitially(),this.initialized=!0),e.requestViewportScale&&e.recommendedViewportScale){const a=e.recommendedViewportScale;e.requestViewportScale(Math.max(a,vR))}const s=n.getBaseLayer();if(s!=null){const a=s instanceof XRWebGLLayer?s.getViewport(e):n.getBinding().getViewSubImage(s,e).viewport;this.threeRenderer.setViewport(a.x,a.y,a.width,a.height)}}placeInitially(){const e=this.presentedScene,{scenePivot:t,element:n}=e,{position:i}=t,s=e.getCamera(),{width:a,height:o}=this.overlay.getBoundingClientRect();e.setSize(a,o),s.projectionMatrixInverse.copy(s.projectionMatrix).invert();const{theta:c}=n.getCameraOrbit(),l=s.getWorldDirection(za);if(e.yaw=Math.atan2(-l.x,-l.z)-c,this.goalYaw=e.yaw,this.xrMode===$t.WORLD_SPACE&&!this.worldSpaceInitialPlacementDone){const{position:h,scale:u}=this.calculateWorldSpaceOptimalPlacement(e,s);this.goalPosition.copy(h),this.goalScale=u,this.initialModelScale=u,i.copy(h),t.scale.set(u,u,u),this.worldSpaceInitialPlacementDone=!0,this.calculateWorldSpaceScaleLimits(e),this.enableWorldSpaceUserInteraction()}else if(this.xrMode===$t.SCREEN_SPACE){const h=Math.max(1,2*e.boundingSphere.radius);i.copy(s.position).add(l.multiplyScalar(h)),this.updateTarget();const u=e.getTarget();i.add(u).sub(this.oldTarget),this.goalPosition.copy(i)}if(e.setHotspotsVisibility(!0),this.xrMode===$t.SCREEN_SPACE){const{session:h}=this.frame;h.addEventListener("selectstart",this.onSelectStart),h.addEventListener("selectend",this.onSelectEnd),h.requestHitTestSourceForTransientInput({profile:"generic-touchscreen"}).then(u=>{this.transientHitTestSource=u})}}getTouchLocation(){const{axes:e}=this.inputSource.gamepad;let t=this.placementBox.getExpandedHit(this.presentedScene,e[0],e[1]);return t!=null&&(za.copy(t).sub(this.presentedScene.getCamera().position),za.length()>yR)?null:t}getHitPoint(e){const t=this.threeRenderer.xr.getReferenceSpace(),n=e.getPose(t);if(n==null)return null;const i=BR.fromArray(n.transform.matrix);return this.placeOnWall===!0&&(this.goalYaw=Math.atan2(i.elements[4],i.elements[6])),i.elements[5]>.75!==this.placeOnWall?DR.setFromMatrixPosition(i):null}moveToFloor(e){if(this.xrMode===$t.WORLD_SPACE&&!this.worldSpaceInitialPlacementDone){this.placementBox.show=!1,this.dispatchEvent({type:"status",status:Qi.OBJECT_PLACED});return}const t=this.initialHitSource;if(t==null)return;const n=e.getHitTestResults(t);if(n.length==0)return;const i=n[0],s=this.getHitPoint(i);s!=null&&(this.placementBox.show=!0,this.isTranslating||(this.placeOnWall?this.goalPosition.copy(s):this.goalPosition.y=s.y),t.cancel(),this.initialHitSource=null,this.dispatchEvent({type:"status",status:Qi.OBJECT_PLACED}))}fingerPolar(e){const t=e[0].inputSource.gamepad.axes,n=e[1].inputSource.gamepad.axes,i=n[0]-t[0],s=n[1]-t[1],a=Math.atan2(s,i);let o=this.lastAngle-a;return o>Math.PI?o-=2*Math.PI:o<-Math.PI&&(o+=2*Math.PI),{separation:Math.sqrt(i*i+s*s),deltaYaw:o,angle:a}}setScale(e){let t=e/this.firstRatio;t=Math.abs(t-1)<_R?1:t,this.isWorldSpaceReady()&&(t=Math.max(this.minScale,Math.min(this.maxScale,t))),this.goalScale=t}processInput(e){const t=this.transientHitTestSource;if(t==null)return;const n=e.getHitTestResultsForTransientInput(t),i=this.presentedScene,s=i.scenePivot.scale.x;if(n.length===2){if(!this.wasTwoFingering){const{separation:l,angle:h}=this.fingerPolar(n);this.firstRatio=l/s,this.lastAngle=h,this.wasTwoFingering=!0,this.isTwoHandInteraction=!0;return}const{separation:a,deltaYaw:o,angle:c}=this.fingerPolar(n);this.goalYaw+=o,this.lastAngle=c,i.canScale&&this.setScale(a),this.isTwoHandInteraction=!0;return}else this.wasTwoFingering&&(this.wasTwoFingering=!1,this.isTwoHandInteraction=!1,this.firstRatio=0);if(!(!this.isTranslating&&!this.isTwoHandInteraction&&!this.isRotating))if(this.isRotating){const a=this.inputSource.gamepad.axes[0]*tm;this.goalYaw+=a-this.lastAngle,this.lastAngle=a}else this.isTranslating&&n.forEach(a=>{if(a.inputSource!==this.inputSource)return;let o=null;if(a.results.length>0&&(o=this.getHitPoint(a.results[0])),o==null&&(o=this.getTouchLocation()),o!=null){if(this.goalPosition.sub(this.lastDragPosition),this.isWorldSpaceReady())console.log("[processInput] Setting goalPosition.y to hit.y:",o.y),this.goalPosition.add(o);else if(this.placeOnWall===!1){const c=o.y-this.lastDragPosition.y;if(c<0){this.placementBox.offsetHeight=c/s,this.presentedScene.setShadowOffset(c);const l=za.copy(i.getCamera().position),h=-c/(l.y-o.y);l.multiplyScalar(h),o.multiplyScalar(1-h).add(l)}this.goalPosition.add(o)}else this.goalPosition.add(o);this.lastDragPosition.copy(o)}})}applyXRControllerRotation(e,t){if(!e.userData.turning)return;const n=(e.position.x-e.userData.initialX)*CR;this.deltaRotation.setFromAxisAngle(SR,n),t.quaternion.multiplyQuaternions(this.deltaRotation,t.quaternion)}handleScalingInXR(e,t){if(this.xrMode===$t.WORLD_SPACE&&!this.worldSpaceInitialPlacementDone)return;if(this.xrController1&&this.xrController2&&this.isTwoHandInteraction){const i=this.controllerSeparation();this.setScale(i),this.scaleLine.scale.z=-i,this.scaleLine.lookAt(this.xrController2.position)}const n=e.scenePivot.scale.x;if(this.goalScale!==n){const i=this.scaleDamper.update(n,this.goalScale,t,1);e.scenePivot.scale.set(i,i,i)}}updatePivotPosition(e,t){const{scenePivot:n}=e,i=this.placementBox,s=e.boundingSphere.radius,a=this.goalPosition,o=n.position;let c=Pt.NONE;if(!a.equals(o)){c=Pt.USER_INTERACTION;let{x:l,y:h,z:u}=o;if(l=this.xDamper.update(l,a.x,t,s),h=this.yDamper.update(h,a.y,t,s),u=this.zDamper.update(u,a.z,t,s),o.set(l,h,u),this.xrMode===$t.SCREEN_SPACE&&!this.isTranslating){const d=a.y-h;this.placementComplete&&this.placeOnWall===!1?(i.offsetHeight=d/e.scenePivot.scale.x,e.setShadowOffset(d)):d===0&&(this.placementComplete=!0,i.show=!1,e.setShadowIntensity(kc))}this.xrMode!==$t.SCREEN_SPACE&&a.equals(o)&&e.setShadowIntensity(kc),this.isWorldSpaceReady()&&e.setShadowIntensity(kc)}if(this.xrMode===$t.WORLD_SPACE&&!this.worldSpaceInitialPlacementDone&&this.goalScale!==n.scale.x){const l=this.scaleDamper.update(n.scale.x,this.goalScale,t,1);n.scale.set(l,l,l)}return e.updateTarget(t),c}updateYaw(e,t){Iu.setFromAxisAngle(za.set(0,1,0),this.goalYaw);const n=e.scenePivot.quaternion.angleTo(Iu),i=n-this.yawDamper.update(n,0,t,Math.PI);e.scenePivot.quaternion.rotateTowards(Iu,i)}updateMenuPanel(e,t,n){this.menuPanel&&(this.menuPanel.updateOpacity(n),this.menuPanel.updatePosition(e.getCamera(),t))}applyXRInputToScene(e){const t=this.presentedScene,n=t.scenePivot,i=this.placementBox;if(this.updatePlacementBoxOpacity(i,e),this.updateTwoHandInteractionState(),this.applyXRControllerRotations(n),this.handleScalingInXR(t,e),n.parent!==t){this.updateMenuPanel(t,i,e);return}const s=this.updatePivotPosition(t,e);this.updateYaw(t,e),this.dispatchCameraChangeEvent(t,s),this.updateMenuPanel(t,i,e)}updatePlacementBoxOpacity(e,t){const n=this.presentedScene.getCamera();e.update(t,n.position);const i=this.hover(this.xrController1),s=this.hover(this.xrController2),a=(i||s)&&!this.isTwoHandInteraction;e.setInteractionState(this.isTranslating||this.isRotating,a)}updateTwoHandInteractionState(){var e,t;const n=((e=this.xrController1)===null||e===void 0?void 0:e.userData.isSelected)&&((t=this.xrController2)===null||t===void 0?void 0:t.userData.isSelected);this.isTwoHandInteraction=!!n}applyXRControllerRotations(e){this.isTwoHandInteraction||(this.xrController1&&this.applyXRControllerRotation(this.xrController1,e),this.xrController2&&this.applyXRControllerRotation(this.xrController2,e))}dispatchCameraChangeEvent(e,t){e.element.dispatchEvent(new CustomEvent("camera-change",{detail:{source:t}}))}updateXRControllerHover(){const e=this.hover(this.xrController1),t=this.hover(this.xrController2),n=(e||t)&&!this.isTwoHandInteraction;this.placementBox&&(this.placementBox.setInteractionState(this.isTranslating||this.isRotating,n),this.placementBox.show=n)}enableWorldSpaceUserInteraction(){this.placementBox&&(this.placementBox.show=!0),this.presentedScene&&this.presentedScene.setShadowIntensity(kc)}handleFirstView(e,t){(this.xrMode!==$t.WORLD_SPACE||!this.worldSpaceInitialPlacementDone)&&this.moveToFloor(e),this.processInput(e);const n=t-this.lastTick;this.applyXRInputToScene(n),this.renderer.preRender(this.presentedScene,t,n),this.lastTick=t,this.presentedScene.renderShadow(this.threeRenderer)}onWebXRFrame(e,t){this.xrMode!==$t.SCREEN_SPACE&&this.updateXRControllerHover(),this.frame=t,++this.frames;const n=this.threeRenderer.xr.getReferenceSpace(),i=t.getViewerPose(n);i==null&&this.tracking===!0&&this.frames>xR&&(this.tracking=!1,this.dispatchEvent({type:"tracking",status:tf.NOT_TRACKING}));const s=this.presentedScene;if(i==null||s==null||!s.element.loaded){this.threeRenderer.clear();return}this.tracking===!1&&(this.tracking=!0,this.dispatchEvent({type:"tracking",status:tf.TRACKING}));let a=!0;for(const o of i.views)this.updateView(o),a&&(this.handleFirstView(t,e),a=!1),this.threeRenderer.render(s,s.getCamera())}calculateWorldSpaceOptimalPlacement(e,t){const n=e.boundingBox,i={x:(n.max.x-n.min.x)/2,y:(n.max.y-n.min.y)/2,z:(n.max.z-n.min.z)/2},s=wR,a=Math.max(MR+s,2*Math.max(i.x,i.z)+s),o=IR*Math.PI/180,c=new R(0,-a*Math.sin(o),-a*Math.cos(o)),l=t.matrixWorld,h=c.clone().applyMatrix4(l),u=Math.max(i.x,i.z)+s,d=i.y,f=a*im,m=a*im/Math.max(d,Cu),A=f/Math.max(u,Cu),g=Math.min(m,A);return{position:h.clone().sub(new R(0,g*i.y,0)),scale:g}}calculateWorldSpaceScaleLimits(e){const t=e.size,n=Math.max(t.x,t.y,t.z),i=Math.max(Math.min(t.x,t.y,t.z),Mu),s=Cu/Math.max(n,Mu),a=TR/Math.max(i,Mu);this.minScale=Math.min(s,a,this.goalScale),this.maxScale=Math.max(s,a,this.goalScale)}}const rm=Symbol("prepared"),Ol=Symbol("prepare"),li=Symbol("preparedGLTF"),kl=Symbol("clone");class FR{static prepare(e){if(e.scene==null)throw new Error("Model does not have a scene");if(e[rm])return e;const t=this[Ol](e);return t[rm]=!0,t}static[Ol](e){const{scene:t}=e,n=[t];return Object.assign(Object.assign({},e),{scene:t,scenes:n})}get parser(){return this[li].parser}get animations(){return this[li].animations}get scene(){return this[li].scene}get scenes(){return this[li].scenes}get cameras(){return this[li].cameras}get asset(){return this[li].asset}get userData(){return this[li].userData}constructor(e){this[li]=e}clone(){const e=this.constructor,t=this[kl]();return new e(t)}dispose(){this.scenes.forEach(e=>{e.traverse(t=>{const n=t;if(!n.material)return;(Array.isArray(n.material)?n.material:[n.material]).forEach(s=>{for(const a in s){const o=s[a];if(o instanceof Rt){const c=o.source.data;c.close!=null&&c.close(),o.dispose()}}s.dispose()}),n.geometry.dispose()})})}[kl](){const e=this[li],t=Ub(this.scene);NR(t,this.scene);const n=[t],i=e.userData?Object.assign({},e.userData):{};return Object.assign(Object.assign({},e),{scene:t,scenes:n,userData:i})}}const NR=(r,e)=>{qx(r,e,(t,n)=>{n.userData.variantMaterials!==void 0&&(t.userData.variantMaterials=new Map(n.userData.variantMaterials)),n.userData.variantData!==void 0&&(t.userData.variantData=n.userData.variantData),n.userData.originalMaterial!==void 0&&(t.userData.originalMaterial=n.userData.originalMaterial)})},qx=(r,e,t)=>{t(r,e);for(let n=0;n<r.children.length;n++)qx(r.children[n],e.children[n],t)},am=Symbol("threeGLTF"),om=Symbol("gltf"),cm=Symbol("gltfElementMap"),lm=Symbol("threeObjectMap"),hm=Symbol("parallelTraverseThreeScene"),um=Symbol("correlateOriginalThreeGLTF"),dm=Symbol("correlateCloneThreeGLTF");class ko{static from(e,t){return t!=null?this[dm](e,t):this[um](e)}static[um](e){const t=e.parser.json,n=e.parser.associations,i=new Map,s={name:"Default"},a={index:-1};for(const o of n.keys())o instanceof Zn&&n.get(o)==null&&(a.index<0&&(t.materials==null&&(t.materials=[]),a.index=t.materials.length,t.materials.push(s)),o.name=s.name,n.set(o,{materials:a.index}));for(const[o,c]of n){c&&(o.userData=o.userData||{},o.userData.associations=c);for(const l in c)if(l!=null&&l!=="primitives"){const h=l,d=(t[h]||[])[c[h]];if(d==null)continue;let f=i.get(d);f==null&&(f=new Set,i.set(d,f)),f.add(o)}}return new ko(e,t,n,i)}static[dm](e,t){const n=t.threeGLTF,i=t.gltf,s=JSON.parse(JSON.stringify(i)),a=new Map,o=new Map;for(let c=0;c<n.scenes.length;c++)this[hm](n.scenes[c],e.scenes[c],(l,h)=>{const u=t.threeObjectMap.get(l);if(u!=null){for(const d in u)if(d!=null&&d!=="primitives"){const f=d,p=u[f],m=s[f][p],A=a.get(h)||{};A[f]=p,a.set(h,A);const g=o.get(m)||new Set;g.add(h),o.set(m,g)}}});return new ko(e,s,a,o)}static[hm](e,t,n){const i=(s,a)=>{if(n(s,a),s.isObject3D){const o=s,c=a;if(o.material)if(Array.isArray(o.material))for(let l=0;l<o.material.length;++l)n(o.material[l],c.material[l]);else n(o.material,c.material);for(let l=0;l<s.children.length;++l)i(s.children[l],a.children[l])}};i(e,t)}get threeGLTF(){return this[am]}get gltf(){return this[om]}get gltfElementMap(){return this[cm]}get threeObjectMap(){return this[lm]}constructor(e,t,n,i){this[am]=e,this[om]=t,this[cm]=i,this[lm]=n}}const Va=Symbol("correlatedSceneGraph");class UR extends FR{static[Ol](e){const t=super[Ol](e);t[Va]==null&&(t[Va]=ko.from(t));const{scene:n}=t,i=new zn(void 0,1/0);return n.traverse(s=>{s.renderOrder=1e3,s.frustumCulled=!1,s.name||(s.name=s.uuid);const a=s;if(a.material){const{geometry:o}=a;a.castShadow=!0,a.isSkinnedMesh&&(o.boundingSphere=i,o.boundingBox=null);const c=a.material;if(c.isMeshBasicMaterial===!0&&(c.toneMapped=!1),c.shadowSide=ei,c.aoMap){const{gltf:l,threeObjectMap:h}=t[Va],u=h.get(c);if(l.materials!=null&&u!=null&&u.materials!=null){const d=l.materials[u.materials];d.occlusionTexture&&d.occlusionTexture.texCoord===0&&o.attributes.uv!=null&&o.setAttribute("uv2",o.attributes.uv)}}}}),t}get correlatedSceneGraph(){return this[li][Va]}[kl](){const e=super[kl](),t=new Map;return e.scene.traverse(n=>{const i=n;if(i.material){const a=i.material;if(a!=null){if(t.has(a.uuid)){i.material=t.get(a.uuid);return}i.material=a.clone(),t.set(a.uuid,i.material)}}const s=n;s.target!==void 0&&s.add(s.target)}),e[Va]=ko.from(e,this.correlatedSceneGraph),e}}const jx=(r,e,t)=>{let n;switch(r){case Le:n=new Uint8ClampedArray(e*t*4);break;case yt:n=new Uint16Array(e*t*4);break;case ni:n=new Uint32Array(e*t*4);break;case Mf:n=new Int8Array(e*t*4);break;case If:n=new Int16Array(e*t*4);break;case $l:n=new Int32Array(e*t*4);break;case Nt:n=new Float32Array(e*t*4);break;default:throw new Error("Unsupported data type")}return n};let Qc;const OR=(r,e,t,n)=>{if(Qc!==void 0)return Qc;const i=new yn(1,1,n);e.setRenderTarget(i);const s=new at(new Hn,new fn({color:16777215}));e.render(s,t),e.setRenderTarget(null);const a=jx(r,i.width,i.height);return e.readRenderTargetPixels(i,0,0,i.width,i.height,a),i.dispose(),s.geometry.dispose(),s.material.dispose(),Qc=a[0]!==0,Qc};class Yf{_renderer;_rendererIsDisposable=!1;_material;_scene;_camera;_quad;_renderTarget;_width;_height;_type;_colorSpace;_supportsReadPixels=!0;constructor(e){this._width=e.width,this._height=e.height,this._type=e.type,this._colorSpace=e.colorSpace;const t={format:Tt,depthBuffer:!1,stencilBuffer:!1,type:this._type,colorSpace:this._colorSpace,anisotropy:e.renderTargetOptions?.anisotropy!==void 0?e.renderTargetOptions?.anisotropy:1,generateMipmaps:e.renderTargetOptions?.generateMipmaps!==void 0?e.renderTargetOptions?.generateMipmaps:!1,magFilter:e.renderTargetOptions?.magFilter!==void 0?e.renderTargetOptions?.magFilter:qe,minFilter:e.renderTargetOptions?.minFilter!==void 0?e.renderTargetOptions?.minFilter:qe,samples:e.renderTargetOptions?.samples!==void 0?e.renderTargetOptions?.samples:void 0,wrapS:e.renderTargetOptions?.wrapS!==void 0?e.renderTargetOptions?.wrapS:Dt,wrapT:e.renderTargetOptions?.wrapT!==void 0?e.renderTargetOptions?.wrapT:Dt};if(this._material=e.material,e.renderer?this._renderer=e.renderer:(this._renderer=Yf.instantiateRenderer(),this._rendererIsDisposable=!0),this._scene=new ms,this._camera=new rr,this._camera.position.set(0,0,10),this._camera.left=-.5,this._camera.right=.5,this._camera.top=.5,this._camera.bottom=-.5,this._camera.updateProjectionMatrix(),!OR(this._type,this._renderer,this._camera,t)){let n;this._type===yt&&(n=this._renderer.extensions.has("EXT_color_buffer_float")?Nt:void 0),n!==void 0?(console.warn(`This browser does not support reading pixels from ${this._type} RenderTargets, switching to ${Nt}`),this._type=n):(this._supportsReadPixels=!1,console.warn("This browser dos not support toArray or toDataTexture, calls to those methods will result in an error thrown"))}this._quad=new at(new Hn,this._material),this._quad.geometry.computeBoundingBox(),this._scene.add(this._quad),this._renderTarget=new yn(this.width,this.height,t),this._renderTarget.texture.mapping=e.renderTargetOptions?.mapping!==void 0?e.renderTargetOptions?.mapping:na}static instantiateRenderer(){const e=new Xf;return e.setSize(128,128),e}render=()=>{this._renderer.setRenderTarget(this._renderTarget);try{this._renderer.render(this._scene,this._camera)}catch(e){throw this._renderer.setRenderTarget(null),e}this._renderer.setRenderTarget(null)};toArray(){if(!this._supportsReadPixels)throw new Error("Can't read pixels in this browser");const e=jx(this._type,this._width,this._height);return this._renderer.readRenderTargetPixels(this._renderTarget,0,0,this._width,this._height,e),e}toDataTexture(e){const t=new ma(this.toArray(),this.width,this.height,Tt,this._type,e?.mapping||na,e?.wrapS||Dt,e?.wrapT||Dt,e?.magFilter||qe,e?.minFilter||qe,e?.anisotropy||1,Ct);return t.generateMipmaps=e?.generateMipmaps!==void 0?e?.generateMipmaps:!1,t}disposeOnDemandRenderer(){this._renderer.setRenderTarget(null),this._rendererIsDisposable&&(this._renderer.dispose(),this._renderer.forceContextLoss())}dispose(e){this.disposeOnDemandRenderer(),e&&this.renderTarget.dispose(),this.material instanceof gn&&Object.values(this.material.uniforms).forEach(t=>{t.value instanceof Rt&&t.value.dispose()}),Object.values(this.material).forEach(t=>{t instanceof Rt&&t.dispose()}),this.material.dispose(),this._quad.geometry.dispose()}get width(){return this._width}set width(e){this._width=e,this._renderTarget.setSize(this._width,this._height)}get height(){return this._height}set height(e){this._height=e,this._renderTarget.setSize(this._width,this._height)}get renderer(){return this._renderer}get renderTarget(){return this._renderTarget}set renderTarget(e){this._renderTarget=e,this._width=e.width,this._height=e.height}get material(){return this._material}get type(){return this._type}get colorSpace(){return this._colorSpace}}class Xx extends Error{}class Kx extends Error{}const Wa=(r,e,t)=>{const n=new RegExp(`${e}="([^"]*)"`,"i").exec(r);if(n)return n[1];const i=new RegExp(`<${e}[^>]*>([\\s\\S]*?)</${e}>`,"i").exec(r);if(i){const s=i[1].match(/<rdf:li>([^<]*)<\/rdf:li>/g);return s&&s.length===3?s.map(a=>a.replace(/<\/?rdf:li>/g,"")):i[1].trim()}if(t!==void 0)return t;throw new Error(`Can't find ${e} in gainmap metadata`)},kR=r=>{let e;typeof TextDecoder<"u"?e=new TextDecoder().decode(r):e=r.toString();let t=e.indexOf("<x:xmpmeta");for(;t!==-1;){const n=e.indexOf("x:xmpmeta>",t),i=e.slice(t,n+10);try{const s=Wa(i,"hdrgm:GainMapMin","0"),a=Wa(i,"hdrgm:GainMapMax"),o=Wa(i,"hdrgm:Gamma","1"),c=Wa(i,"hdrgm:OffsetSDR","0.015625"),l=Wa(i,"hdrgm:OffsetHDR","0.015625"),h=/hdrgm:HDRCapacityMin="([^"]*)"/.exec(i),u=h?h[1]:"0",d=/hdrgm:HDRCapacityMax="([^"]*)"/.exec(i);if(!d)throw new Error("Incomplete gainmap metadata");const f=d[1];return{gainMapMin:Array.isArray(s)?s.map(p=>parseFloat(p)):[parseFloat(s),parseFloat(s),parseFloat(s)],gainMapMax:Array.isArray(a)?a.map(p=>parseFloat(p)):[parseFloat(a),parseFloat(a),parseFloat(a)],gamma:Array.isArray(o)?o.map(p=>parseFloat(p)):[parseFloat(o),parseFloat(o),parseFloat(o)],offsetSdr:Array.isArray(c)?c.map(p=>parseFloat(p)):[parseFloat(c),parseFloat(c),parseFloat(c)],offsetHdr:Array.isArray(l)?l.map(p=>parseFloat(p)):[parseFloat(l),parseFloat(l),parseFloat(l)],hdrCapacityMin:parseFloat(u),hdrCapacityMax:parseFloat(f)}}catch{}t=e.indexOf("<x:xmpmeta",n)}};class QR{options;constructor(e){this.options={debug:e&&e.debug!==void 0?e.debug:!1,extractFII:e&&e.extractFII!==void 0?e.extractFII:!0,extractNonFII:e&&e.extractNonFII!==void 0?e.extractNonFII:!0}}extract(e){return new Promise((t,n)=>{const i=this.options.debug,s=new DataView(e.buffer);if(s.getUint16(0)!==65496){n(new Error("Not a valid jpeg"));return}const a=s.byteLength;let o=2,c=0,l;for(;o<a;){if(++c>250){n(new Error(`Found no marker after ${c} loops 😵`));return}if(s.getUint8(o)!==255){n(new Error(`Not a valid marker at offset 0x${o.toString(16)}, found: 0x${s.getUint8(o).toString(16)}`));return}if(l=s.getUint8(o+1),i&&console.log(`Marker: ${l.toString(16)}`),l===226){i&&console.log("Found APP2 marker (0xffe2)");const h=o+4;if(s.getUint32(h)===1297106432){const u=h+4;let d;if(s.getUint16(u)===18761)d=!1;else if(s.getUint16(u)===19789)d=!0;else{n(new Error("No valid endianness marker found in TIFF header"));return}if(s.getUint16(u+2,!d)!==42){n(new Error("Not valid TIFF data! (no 0x002A marker)"));return}const f=s.getUint32(u+4,!d);if(f<8){n(new Error("Not valid TIFF data! (First offset less than 8)"));return}const p=u+f,m=s.getUint16(p,!d),A=p+2;let g=0;for(let v=A;v<A+12*m;v+=12)s.getUint16(v,!d)===45057&&(g=s.getUint32(v+8,!d));const x=p+2+m*12+4,_=[];for(let v=x;v<x+g*16;v+=16){const S={MPType:s.getUint32(v,!d),size:s.getUint32(v+4,!d),dataOffset:s.getUint32(v+8,!d),dependantImages:s.getUint32(v+12,!d),start:-1,end:-1,isFII:!1};S.dataOffset?(S.start=u+S.dataOffset,S.isFII=!1):(S.start=0,S.isFII=!0),S.end=S.start+S.size,_.push(S)}if(this.options.extractNonFII&&_.length){const v=new Blob([s]),S=[];for(const I of _){if(I.isFII&&!this.options.extractFII)continue;const E=v.slice(I.start,I.end+1,"image/jpeg");S.push(E)}t(S)}}}o+=2+s.getUint16(o+2)}})}}const GR=async r=>{const e=kR(r);if(!e)throw new Kx("Gain map XMP metadata not found");const n=await new QR({extractFII:!0,extractNonFII:!0}).extract(r);if(n.length!==2)throw new Xx("Gain map recovery image not found");return{sdr:new Uint8Array(await n[0].arrayBuffer()),gainMap:new Uint8Array(await n[1].arrayBuffer()),metadata:e}},fm=r=>new Promise((e,t)=>{const n=document.createElement("img");n.onload=()=>{e(n)},n.onerror=i=>{t(i)},n.src=URL.createObjectURL(r)});class HR extends Ei{_renderer;_renderTargetOptions;_internalLoadingManager;_config;constructor(e,t){super(t),this._config=e,e.renderer&&(this._renderer=e.renderer),this._internalLoadingManager=new vb}setRenderer(e){return this._renderer=e,this}setRenderTargetOptions(e){return this._renderTargetOptions=e,this}prepareQuadRenderer(){this._renderer||console.warn("WARNING: A Renderer was not passed to this Loader constructor or in setRenderer, the result of this Loader will need to be converted to a Data Texture with toDataTexture() before you can use it in your renderer.");const e=this._config.createMaterial({gainMapMax:[1,1,1],gainMapMin:[0,0,0],gamma:[1,1,1],offsetHdr:[1,1,1],offsetSdr:[1,1,1],hdrCapacityMax:1,hdrCapacityMin:0,maxDisplayBoost:1,gainMap:new Rt,sdr:new Rt});return this._config.createQuadRenderer({width:16,height:16,type:yt,colorSpace:Ct,material:e,renderer:this._renderer,renderTargetOptions:this._renderTargetOptions})}async processImages(e,t,n){const i=t?new Blob([t],{type:"image/jpeg"}):void 0,s=new Blob([e],{type:"image/jpeg"});let a,o,c=!1;if(typeof createImageBitmap>"u"){const l=await Promise.all([i?fm(i):Promise.resolve(void 0),fm(s)]);o=l[0],a=l[1],c=n==="flipY"}else{const l=await Promise.all([i?createImageBitmap(i,{imageOrientation:n||"flipY"}):Promise.resolve(void 0),createImageBitmap(s,{imageOrientation:n||"flipY"})]);o=l[0],a=l[1]}return{sdrImage:a,gainMapImage:o,needsFlip:c}}createTextures(e,t,n){const i=new Rt(t||new ImageData(2,2),na,Dt,Dt,qe,Cp,Tt,Le,1,Ct);i.flipY=n,i.needsUpdate=!0;const s=new Rt(e,na,Dt,Dt,qe,Cp,Tt,Le,1,mt);return s.flipY=n,s.needsUpdate=!0,{gainMap:i,sdr:s}}updateQuadRenderer(e,t,n,i,s){e.width=t.width,e.height=t.height,e.material.gainMap=n,e.material.sdr=i,e.material.gainMapMin=s.gainMapMin,e.material.gainMapMax=s.gainMapMax,e.material.offsetHdr=s.offsetHdr,e.material.offsetSdr=s.offsetSdr,e.material.gamma=s.gamma,e.material.hdrCapacityMin=s.hdrCapacityMin,e.material.hdrCapacityMax=s.hdrCapacityMax,e.material.maxDisplayBoost=Math.pow(2,s.hdrCapacityMax),e.material.needsUpdate=!0}}const zR=`
varying vec2 vUv;

void main() {
  vUv = uv;
  gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);
}
`,VR=`
// min half float value
#define HALF_FLOAT_MIN vec3( -65504, -65504, -65504 )
// max half float value
#define HALF_FLOAT_MAX vec3( 65504, 65504, 65504 )

uniform sampler2D sdr;
uniform sampler2D gainMap;
uniform vec3 gamma;
uniform vec3 offsetHdr;
uniform vec3 offsetSdr;
uniform vec3 gainMapMin;
uniform vec3 gainMapMax;
uniform float weightFactor;

varying vec2 vUv;

void main() {
  vec3 rgb = texture2D( sdr, vUv ).rgb;
  vec3 recovery = texture2D( gainMap, vUv ).rgb;
  vec3 logRecovery = pow( recovery, gamma );
  vec3 logBoost = gainMapMin * ( 1.0 - logRecovery ) + gainMapMax * logRecovery;
  vec3 hdrColor = (rgb + offsetSdr) * exp2( logBoost * weightFactor ) - offsetHdr;
  vec3 clampedHdrColor = max( HALF_FLOAT_MIN, min( HALF_FLOAT_MAX, hdrColor ));
  gl_FragColor = vec4( clampedHdrColor , 1.0 );
}
`;class WR extends gn{_maxDisplayBoost;_hdrCapacityMin;_hdrCapacityMax;constructor({gamma:e,offsetHdr:t,offsetSdr:n,gainMapMin:i,gainMapMax:s,maxDisplayBoost:a,hdrCapacityMin:o,hdrCapacityMax:c,sdr:l,gainMap:h}){super({name:"GainMapDecoderMaterial",vertexShader:zR,fragmentShader:VR,uniforms:{sdr:{value:l},gainMap:{value:h},gamma:{value:new R(1/e[0],1/e[1],1/e[2])},offsetHdr:{value:new R().fromArray(t)},offsetSdr:{value:new R().fromArray(n)},gainMapMin:{value:new R().fromArray(i)},gainMapMax:{value:new R().fromArray(s)},weightFactor:{value:(Math.log2(a)-o)/(c-o)}},blending:Jn,depthTest:!1,depthWrite:!1}),this._maxDisplayBoost=a,this._hdrCapacityMin=o,this._hdrCapacityMax=c,this.needsUpdate=!0,this.uniformsNeedUpdate=!0}get sdr(){return this.uniforms.sdr.value}set sdr(e){this.uniforms.sdr.value=e}get gainMap(){return this.uniforms.gainMap.value}set gainMap(e){this.uniforms.gainMap.value=e}get offsetHdr(){return this.uniforms.offsetHdr.value.toArray()}set offsetHdr(e){this.uniforms.offsetHdr.value.fromArray(e)}get offsetSdr(){return this.uniforms.offsetSdr.value.toArray()}set offsetSdr(e){this.uniforms.offsetSdr.value.fromArray(e)}get gainMapMin(){return this.uniforms.gainMapMin.value.toArray()}set gainMapMin(e){this.uniforms.gainMapMin.value.fromArray(e)}get gainMapMax(){return this.uniforms.gainMapMax.value.toArray()}set gainMapMax(e){this.uniforms.gainMapMax.value.fromArray(e)}get gamma(){const e=this.uniforms.gamma.value;return[1/e.x,1/e.y,1/e.z]}set gamma(e){const t=this.uniforms.gamma.value;t.x=1/e[0],t.y=1/e[1],t.z=1/e[2]}get hdrCapacityMin(){return this._hdrCapacityMin}set hdrCapacityMin(e){this._hdrCapacityMin=e,this.calculateWeight()}get hdrCapacityMax(){return this._hdrCapacityMax}set hdrCapacityMax(e){this._hdrCapacityMax=e,this.calculateWeight()}get maxDisplayBoost(){return this._maxDisplayBoost}set maxDisplayBoost(e){this._maxDisplayBoost=Math.max(1,Math.min(65504,e)),this.calculateWeight()}calculateWeight(){const e=(Math.log2(this._maxDisplayBoost)-this._hdrCapacityMin)/(this._hdrCapacityMax-this._hdrCapacityMin);this.uniforms.weightFactor.value=Math.max(0,Math.min(1,e))}}class qR extends HR{constructor(e,t){super({renderer:e,createMaterial:n=>new WR(n),createQuadRenderer:n=>new Yf(n)},t)}async render(e,t,n,i){const{sdrImage:s,gainMapImage:a,needsFlip:o}=await this.processImages(n,i,"flipY"),{gainMap:c,sdr:l}=this.createTextures(s,a,o);this.updateQuadRenderer(e,s,c,l,t),e.render()}}class jR extends qR{load(e,t,n,i){const s=this.prepareQuadRenderer(),a=new Vi(this._internalLoadingManager);return a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setPath(this.path),a.setWithCredentials(this.withCredentials),this.manager.itemStart(e),a.load(e,async o=>{if(typeof o=="string")throw new Error("Invalid buffer, received [string], was expecting [ArrayBuffer]");const c=new Uint8Array(o);let l,h,u;try{const d=await GR(c);l=d.sdr,h=d.gainMap,u=d.metadata}catch(d){if(d instanceof Kx||d instanceof Xx)console.warn(`Failure to reconstruct an HDR image from ${e}: Gain map metadata not found in the file, HDRJPGLoader will render the SDR jpeg`),u={gainMapMin:[0,0,0],gainMapMax:[1,1,1],gamma:[1,1,1],hdrCapacityMin:0,hdrCapacityMax:1,offsetHdr:[0,0,0],offsetSdr:[0,0,0]},l=c;else throw d}try{await this.render(s,u,l.buffer,h?.buffer)}catch(d){this.manager.itemError(e),typeof i=="function"&&i(d),s.disposeOnDemandRenderer();return}typeof t=="function"&&t(s),this.manager.itemEnd(e),s.disposeOnDemandRenderer()},n,o=>{this.manager.itemError(e),typeof i=="function"&&i(o)}),s}}class XR extends Cy{constructor(e){super(e),this.type=yt}parse(e){const a=function(E,C){switch(E){case 1:throw new Error("THREE.HDRLoader: Read Error: "+(C||""));case 2:throw new Error("THREE.HDRLoader: Write Error: "+(C||""));case 3:throw new Error("THREE.HDRLoader: Bad File Format: "+(C||""));default:case 4:throw new Error("THREE.HDRLoader: Memory Error: "+(C||""))}},u=function(E,C,D){C=C||1024;let L=E.pos,U=-1,P=0,N="",F=String.fromCharCode.apply(null,new Uint16Array(E.subarray(L,L+128)));for(;0>(U=F.indexOf(`
`))&&P<C&&L<E.byteLength;)N+=F,P+=F.length,L+=128,F+=String.fromCharCode.apply(null,new Uint16Array(E.subarray(L,L+128)));return-1<U?(E.pos+=P+U+1,N+F.slice(0,U)):!1},d=function(E){const C=/^#\?(\S+)/,D=/^\s*GAMMA\s*=\s*(\d+(\.\d+)?)\s*$/,w=/^\s*EXPOSURE\s*=\s*(\d+(\.\d+)?)\s*$/,L=/^\s*FORMAT=(\S+)\s*$/,U=/^\s*\-Y\s+(\d+)\s+\+X\s+(\d+)\s*$/,P={valid:0,string:"",comments:"",programtype:"RGBE",format:"",gamma:1,exposure:1,width:0,height:0};let N,F;for((E.pos>=E.byteLength||!(N=u(E)))&&a(1,"no header found"),(F=N.match(C))||a(3,"bad initial token"),P.valid|=1,P.programtype=F[1],P.string+=N+`
`;N=u(E),N!==!1;){if(P.string+=N+`
`,N.charAt(0)==="#"){P.comments+=N+`
`;continue}if((F=N.match(D))&&(P.gamma=parseFloat(F[1])),(F=N.match(w))&&(P.exposure=parseFloat(F[1])),(F=N.match(L))&&(P.valid|=2,P.format=F[1]),(F=N.match(U))&&(P.valid|=4,P.height=parseInt(F[1],10),P.width=parseInt(F[2],10)),P.valid&2&&P.valid&4)break}return P.valid&2||a(3,"missing format specifier"),P.valid&4||a(3,"missing image size specifier"),P},f=function(E,C,D){const w=C;if(w<8||w>32767||E[0]!==2||E[1]!==2||E[2]&128)return new Uint8Array(E);w!==(E[2]<<8|E[3])&&a(3,"wrong scanline width");const L=new Uint8Array(4*C*D);L.length||a(4,"unable to allocate buffer space");let U=0,P=0;const N=4*w,F=new Uint8Array(4),k=new Uint8Array(N);let $=D;for(;$>0&&P<E.byteLength;){P+4>E.byteLength&&a(1),F[0]=E[P++],F[1]=E[P++],F[2]=E[P++],F[3]=E[P++],(F[0]!=2||F[1]!=2||(F[2]<<8|F[3])!=w)&&a(3,"bad rgbe scanline format");let q=0,te;for(;q<N&&P<E.byteLength;){te=E[P++];const Y=te>128;if(Y&&(te-=128),(te===0||q+te>N)&&a(3,"bad scanline data"),Y){const fe=E[P++];for(let Ge=0;Ge<te;Ge++)k[q++]=fe}else k.set(E.subarray(P,P+te),q),q+=te,P+=te}const Z=w;for(let Y=0;Y<Z;Y++){let fe=0;L[U]=k[Y+fe],fe+=w,L[U+1]=k[Y+fe],fe+=w,L[U+2]=k[Y+fe],fe+=w,L[U+3]=k[Y+fe],U+=4}$--}return L},p=function(E,C,D,w){const L=E[C+3],U=Math.pow(2,L-128)/255;D[w+0]=E[C+0]*U,D[w+1]=E[C+1]*U,D[w+2]=E[C+2]*U,D[w+3]=1},m=function(E,C,D,w){const L=E[C+3],U=Math.pow(2,L-128)/255;D[w+0]=Zo.toHalfFloat(Math.min(E[C+0]*U,65504)),D[w+1]=Zo.toHalfFloat(Math.min(E[C+1]*U,65504)),D[w+2]=Zo.toHalfFloat(Math.min(E[C+2]*U,65504)),D[w+3]=Zo.toHalfFloat(1)},A=new Uint8Array(e);A.pos=0;const g=d(A),b=g.width,x=g.height,_=f(A.subarray(A.pos),b,x);let v,S,I;switch(this.type){case Nt:I=_.length/4;const E=new Float32Array(I*4);for(let D=0;D<I;D++)p(_,D*4,E,D*4);v=E,S=Nt;break;case yt:I=_.length/4;const C=new Uint16Array(I*4);for(let D=0;D<I;D++)m(_,D*4,C,D*4);v=C,S=yt;break;default:throw new Error("THREE.HDRLoader: Unsupported type: "+this.type)}return{width:b,height:x,data:v,header:g.string,gamma:g.gamma,exposure:g.exposure,type:S}}setDataType(e){return this.type=e,this}load(e,t,n,i){function s(a,o){switch(a.type){case Nt:case yt:a.colorSpace=Ct,a.minFilter=qe,a.magFilter=qe,a.generateMipmaps=!1,a.flipY=!0;break}t&&t(a,o)}return super.load(e,s,n,i)}}class KR extends XR{constructor(e){console.warn("RGBELoader has been deprecated. Please use HDRLoader instead."),super(e)}}const $R={topLight:{intensity:500,position:[.418,16.199,.3]},room:{position:[-.757,13.219,.717],scale:[31.713,28.305,28.591]},boxes:[{position:[-10.906,2.009,1.846],rotation:-.195,scale:[2.328,7.905,4.651]},{position:[-5.607,-.754,-.758],rotation:.994,scale:[1.97,1.534,3.955]},{position:[6.167,.857,7.803],rotation:.561,scale:[3.927,6.285,3.687]},{position:[-2.017,.018,6.124],rotation:.333,scale:[2.002,4.566,2.064]},{position:[2.291,-.756,-2.621],rotation:-.286,scale:[1.546,1.552,1.496]},{position:[-2.193,-.369,-5.547],rotation:.516,scale:[3.875,3.487,2.986]}],lights:[{intensity:50,position:[-16.116,14.37,8.208],scale:[.1,2.428,2.739]},{intensity:50,position:[-16.109,18.021,-8.207],scale:[.1,2.425,2.751]},{intensity:17,position:[14.904,12.198,-1.832],scale:[.15,4.265,6.331]},{intensity:43,position:[-.462,8.89,14.52],scale:[4.38,5.441,.088]},{intensity:20,position:[3.235,11.486,-12.541],scale:[2.5,2,.1]},{intensity:100,position:[0,20,0],scale:[1,.1,1]}]},YR={topLight:{intensity:400,position:[.5,14,.5]},room:{position:[0,13.2,0],scale:[31.5,28.5,31.5]},boxes:[{position:[-10.906,-1,1.846],rotation:-.195,scale:[2.328,7.905,4.651]},{position:[-5.607,-.754,-.758],rotation:.994,scale:[1.97,1.534,3.955]},{position:[6.167,-.16,7.803],rotation:.561,scale:[3.927,6.285,3.687]},{position:[-2.017,.018,6.124],rotation:.333,scale:[2.002,4.566,2.064]},{position:[2.291,-.756,-2.621],rotation:-.286,scale:[1.546,1.552,1.496]},{position:[-2.193,-.369,-5.547],rotation:.516,scale:[3.875,3.487,2.986]}],lights:[{intensity:80,position:[-14,10,8],scale:[.1,2.5,2.5]},{intensity:80,position:[-14,14,-4],scale:[.1,2.5,2.5]},{intensity:23,position:[14,12,0],scale:[.1,5,5]},{intensity:16,position:[0,9,14],scale:[5,5,.1]},{intensity:80,position:[7,8,-14],scale:[2.5,2.5,.1]},{intensity:80,position:[-7,16,-14],scale:[2.5,2.5,.1]},{intensity:1,position:[0,20,0],scale:[.1,.1,.1]}]};class pm extends ms{constructor(e){super(),this.position.y=-3.5;const t=new qi;t.deleteAttribute("uv");const n=new Oo({metalness:0,side:an}),i=new Oo({metalness:0}),s=e=="legacy"?$R:YR,a=new Cb(16777215,s.topLight.intensity,28,2);a.position.set(...s.topLight.position),this.add(a);const o=new at(t,n);o.position.set(...s.room.position),o.scale.set(...s.room.scale),this.add(o);for(const c of s.boxes){const l=new at(t,i);l.position.set(...c.position),l.rotation.set(0,c.rotation,0),l.scale.set(...c.scale),this.add(l)}for(const c of s.lights){const l=new at(t,this.createAreaLightMaterial(c.intensity));l.position.set(...c.position),l.scale.set(...c.scale),this.add(l)}}createAreaLightMaterial(e){const t=new fn;return t.color.setScalar(e),t}}const JR=.04,Br=20,ZR=/\.hdr(\.js)?$/,eB=/\.ktx2(\?|#|$)/;class Am{constructor(e){this.threeRenderer=e,this.lottieLoaderUrl="",this._ldrLoader=null,this._imageLoader=null,this._hdrLoader=null,this._lottieLoader=null,this.generatedEnvironmentMap=null,this.generatedEnvironmentMapAlt=null,this.skyboxCache=new Map,this.blurMaterial=null,this.blurScene=null}ldrLoader(e){return this._ldrLoader==null&&(this._ldrLoader=new yb),this._ldrLoader.setWithCredentials(e),this._ldrLoader}imageLoader(e){return this._imageLoader==null&&(this._imageLoader=new jR(this.threeRenderer)),this._imageLoader.setWithCredentials(e),this._imageLoader}hdrLoader(e){return this._hdrLoader==null&&(this._hdrLoader=new KR,this._hdrLoader.setDataType(yt)),this._hdrLoader.setWithCredentials(e),this._hdrLoader}async getLottieLoader(e){if(this._lottieLoader==null){const{LottieLoader:t}=await import(this.lottieLoaderUrl);this._lottieLoader=new t}return this._lottieLoader.setWithCredentials(e),this._lottieLoader}async loadImage(e,t,n){if(n==="image/ktx2"||eB.test(e))return this.loadKTX2(e,t);const i=await new Promise((s,a)=>this.ldrLoader(t).load(e,s,()=>{},a));return i.name=e,i.flipY=!1,i}async loadKTX2(e,t){xo.setWithCredentials(t);const n=await new Promise((i,s)=>xo.load(e,i,()=>{},s));return n.name=e,n.flipY=!1,n}async loadLottie(e,t,n){const i=await this.getLottieLoader(n);i.setQuality(t);const s=await new Promise((a,o)=>i.load(e,a,()=>{},o));return s.name=e,s}async loadEquirect(e,t=!1,n=()=>{}){try{const i=ZR.test(e),s=i?this.hdrLoader(t):this.imageLoader(t),a=await new Promise((o,c)=>s.load(e,l=>{const{renderTarget:h}=l;if(h!=null){let u;try{const d=l.toDataTexture();d.needsUpdate=!0;const f=d.image.data;let p=!1;const m=f.length;for(let A=0;A<m;A++)if(f[A]!==0){p=!0;break}p?(u=d,l.dispose(!0)):(console.warn("Decoded DataTexture is completely black, falling back to render target texture."),u=h.texture,l.dispose(!1))}catch(d){console.warn("Failed to convert gainmap to DataTexture, falling back to render target texture:",d),u=h.texture,l.dispose(!1)}o(u)}else o(l)},l=>{n(l.loaded/l.total*.9)},c));return n(1),a.name=e,a.mapping=sl,!i&&a.type!==yt&&(a.colorSpace=mt),a}finally{n&&n(1)}}async generateEnvironmentMapAndSkybox(e=null,t=null,n=()=>{},i=!1){const s=t!=="legacy";(t==="legacy"||t==="neutral")&&(t=null),t=Nb(t);let a=Promise.resolve(null),o;e&&(a=this.loadEquirectFromUrl(e,i,n)),t?o=this.loadEquirectFromUrl(t,i,n):e?o=this.loadEquirectFromUrl(e,i,n):o=s?this.loadGeneratedEnvironmentMapAlt():this.loadGeneratedEnvironmentMap();const[c,l]=await Promise.all([o,a]);if(c==null)throw new Error("Failed to load environment map.");return{environmentMap:c,skybox:l}}async loadEquirectFromUrl(e,t,n){if(!this.skyboxCache.has(e)){const i=this.loadEquirect(e,t,n);this.skyboxCache.set(e,i)}return this.skyboxCache.get(e)}async GenerateEnvironmentMap(e,t){await qw();const n=this.threeRenderer,i=new ih(256,{generateMipmaps:!1,type:yt,format:Tt,colorSpace:Ct,depthBuffer:!0}),s=new Xd(.1,100,i),a=s.renderTarget.texture;a.name=t;const o=n.outputColorSpace,c=n.toneMapping;return n.toneMapping=kn,n.outputColorSpace=Ct,s.update(n,e),this.blurCubemap(i,JR),n.toneMapping=c,n.outputColorSpace=o,a}async loadGeneratedEnvironmentMap(){return this.generatedEnvironmentMap==null&&(this.generatedEnvironmentMap=this.GenerateEnvironmentMap(new pm("legacy"),"legacy")),this.generatedEnvironmentMap}async loadGeneratedEnvironmentMapAlt(){return this.generatedEnvironmentMapAlt==null&&(this.generatedEnvironmentMapAlt=this.GenerateEnvironmentMap(new pm("neutral"),"neutral")),this.generatedEnvironmentMapAlt}blurCubemap(e,t){if(this.blurMaterial==null){this.blurMaterial=this.getBlurShader(Br);const i=new qi,s=new at(i,this.blurMaterial);this.blurScene=new ms,this.blurScene.add(s)}const n=e.clone();this.halfblur(e,n,t,"latitudinal"),this.halfblur(n,e,t,"longitudinal")}halfblur(e,t,n,i){const a=e.width,o=isFinite(n)?Math.PI/(2*a):2*Math.PI/(2*Br-1),c=n/o,l=isFinite(n)?1+Math.floor(3*c):Br;l>Br&&console.warn(`sigmaRadians, ${n}, is too large and will clip, as it requested ${l} samples when the maximum is set to ${Br}`);const h=[];let u=0;for(let p=0;p<Br;++p){const m=p/c,A=Math.exp(-m*m/2);h.push(A),p==0?u+=A:p<l&&(u+=2*A)}for(let p=0;p<h.length;p++)h[p]=h[p]/u;const d=this.blurMaterial.uniforms;d.envMap.value=e.texture,d.samples.value=l,d.weights.value=h,d.latitudinal.value=i==="latitudinal",d.dTheta.value=o,new Xd(.1,100,t).update(this.threeRenderer,this.blurScene)}getBlurShader(e){const t=new Float32Array(e),n=new R(0,1,0);return new gn({name:"SphericalGaussianBlur",defines:{n:e},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:t},latitudinal:{value:!1},dTheta:{value:0},poleAxis:{value:n}},vertexShader:`
      
      varying vec3 vOutputDirection;
  
      void main() {
  
        vOutputDirection = vec3( position );
        gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
  
      }
    `,fragmentShader:`
        varying vec3 vOutputDirection;
  
        uniform samplerCube envMap;
        uniform int samples;
        uniform float weights[ n ];
        uniform bool latitudinal;
        uniform float dTheta;
        uniform vec3 poleAxis;
  
        vec3 getSample( float theta, vec3 axis ) {
  
          float cosTheta = cos( theta );
          // Rodrigues' axis-angle rotation
          vec3 sampleDirection = vOutputDirection * cosTheta
            + cross( axis, vOutputDirection ) * sin( theta )
            + axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );
  
          return vec3( textureCube( envMap, sampleDirection ) );
  
        }
  
        void main() {
  
          vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );
  
          if ( all( equal( axis, vec3( 0.0 ) ) ) ) {
  
            axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );
  
          }
  
          axis = normalize( axis );
  
          gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );
          gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );
  
          for ( int i = 1; i < n; i++ ) {
  
            if ( i >= samples ) {
  
              break;
  
            }
  
            float theta = dTheta * float( i );
            gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );
            gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );
  
          }
        }
      `,blending:Jn,depthTest:!1,depthWrite:!1,side:an})}async dispose(){for(const[,e]of this.skyboxCache)(await e).dispose();this.generatedEnvironmentMap!=null&&((await this.generatedEnvironmentMap).dispose(),this.generatedEnvironmentMap=null),this.generatedEnvironmentMapAlt!=null&&((await this.generatedEnvironmentMapAlt).dispose(),this.generatedEnvironmentMapAlt=null),this.blurMaterial!=null&&this.blurMaterial.dispose()}}const tB=.2,wu=40,Tu=60,gm=5,Dr=[1,.79,.62,.5,.4,.31,.25],nB=3,mm="high-performance",iB=1.3;class On extends ii{static get singleton(){return this._singleton||(this._singleton=new On({powerPreference:(self.ModelViewerElement||{}).powerPreference||mm,debug:XA()})),this._singleton}static resetSingleton(){const e=this._singleton.dispose();for(const t of e)t.disconnectedCallback();this._singleton=new On({powerPreference:(self.ModelViewerElement||{}).powerPreference||mm,debug:XA()});for(const t of e)t.connectedCallback()}get canRender(){return this.threeRenderer!=null}get scaleFactor(){return Dr[this.scaleStep]}set minScale(e){let t=1;for(;t<Dr.length&&!(Dr[t]<e);)++t;this.lastStep=t-1}constructor(e){super(),this.loader=new _n(UR),this.width=0,this.height=0,this.dpr=1,this.scenes=new Set,this.multipleScenesVisible=!1,this.lastTick=performance.now(),this.renderedLastFrame=!1,this.scaleStep=0,this.lastStep=nB,this.avgFrameDuration=(Tu+wu)/2,this.onWebGLContextLost=t=>{this.dispatchEvent({type:"contextlost",sourceEvent:t})},this.onWebGLContextRestored=()=>{var t;(t=this.textureUtils)===null||t===void 0||t.dispose(),this.textureUtils=this.canRender?new Am(this.threeRenderer):null;for(const n of this.scenes)n.element[Ul]()},this.dpr=window.devicePixelRatio,this.canvas3D=document.createElement("canvas"),this.canvas3D.id="webgl-canvas",this.canvas3D.classList.add("show");try{this.threeRenderer=new Xf({canvas:this.canvas3D,alpha:!0,antialias:!0,powerPreference:e.powerPreference,preserveDrawingBuffer:!0}),this.threeRenderer.autoClear=!0,this.threeRenderer.setPixelRatio(1),this.threeRenderer.debug={checkShaderErrors:!!e.debug,onShaderError:null},this.threeRenderer.toneMapping=ta}catch(t){console.warn(t)}this.arRenderer=this.canRender?new PR(this):null,this.textureUtils=this.canRender?new Am(this.threeRenderer):null,this.canRender&&_n.initializeKTX2Loader(this.threeRenderer),this.canvas3D.addEventListener("webglcontextlost",this.onWebGLContextLost),this.canvas3D.addEventListener("webglcontextrestored",this.onWebGLContextRestored),this.updateRendererSize()}registerScene(e){if(this.scenes.add(e),e.forceRescale(),this.canRender){const t=new pe;this.threeRenderer.getSize(t),e.canvas.width=t.x,e.canvas.height=t.y,this.scenes.size>0&&this.threeRenderer.setAnimationLoop((n,i)=>this.render(n,i))}}unregisterScene(e){this.scenes.delete(e),this.canvas3D.parentElement===e.canvas.parentElement&&e.canvas.parentElement.removeChild(this.canvas3D),this.canRender&&this.scenes.size===0&&this.threeRenderer.setAnimationLoop(null)}displayCanvas(e){return e.element.modelIsVisible&&!this.multipleScenesVisible?this.canvas3D:e.element[hf]}countVisibleScenes(){const{canvas3D:e}=this;let t=0,n=null;for(const s of this.scenes){const{element:a}=s;a.modelIsVisible&&s.externalRenderer==null&&++t,e.parentElement===s.canvas.parentElement&&(n=s)}const i=t>1;if(n!=null){const s=i&&!this.multipleScenesVisible,a=!n.element.modelIsVisible;if(s||a){const{width:o,height:c}=this.sceneSize(n);this.copyPixels(n,o,c),e.parentElement.removeChild(e)}}this.multipleScenesVisible=i}updateRendererSize(){var e;const t=window.devicePixelRatio;if(t!==this.dpr)for(const s of this.scenes){const{element:a}=s;a[Qr](a.getBoundingClientRect())}let n=0,i=0;for(const s of this.scenes)n=Math.max(n,s.width),i=Math.max(i,s.height);if(!(n===this.width&&i===this.height&&t===this.dpr)){this.width=n,this.height=i,this.dpr=t,n=Math.ceil(n*t),i=Math.ceil(i*t),this.canRender&&this.threeRenderer.setSize(n,i,!1);for(const s of this.scenes){const{canvas:a}=s;a.width=n,a.height=i,s.forceRescale(),(e=s.effectRenderer)===null||e===void 0||e.setSize(n,i)}}}updateRendererScale(e){const t=this.scaleStep;this.avgFrameDuration+=fi(tB*(e-this.avgFrameDuration),-gm,gm),this.avgFrameDuration>Tu?++this.scaleStep:this.avgFrameDuration<wu&&this.scaleStep>0&&--this.scaleStep,this.scaleStep=Math.min(this.scaleStep,this.lastStep),t!==this.scaleStep&&(this.avgFrameDuration=(Tu+wu)/2)}shouldRender(e){if(e.shouldRender())e.scaleStep!=this.scaleStep&&(e.scaleStep=this.scaleStep,this.rescaleCanvas(e));else if(e.scaleStep!=0)e.scaleStep=0,this.rescaleCanvas(e);else return!1;return!0}rescaleCanvas(e){const t=Dr[e.scaleStep],n=Math.ceil(this.width/t),i=Math.ceil(this.height/t),{style:s}=e.canvas;s.width=`${n}px`,s.height=`${i}px`,this.canvas3D.style.width=`${n}px`,this.canvas3D.style.height=`${i}px`;const a=this.dpr*t,o=t<1?"GPU throttling":this.dpr!==window.devicePixelRatio?"No meta viewport tag":"";e.element.dispatchEvent(new CustomEvent("render-scale",{detail:{reportedDpr:window.devicePixelRatio,renderedDpr:a,minimumDpr:this.dpr*Dr[this.lastStep],pixelWidth:Math.ceil(e.width*a),pixelHeight:Math.ceil(e.height*a),reason:o}}))}sceneSize(e){const{dpr:t}=this,n=Dr[e.scaleStep],i=Math.min(Math.ceil(e.width*n*t),this.canvas3D.width),s=Math.min(Math.ceil(e.height*n*t),this.canvas3D.height);return{width:i,height:s}}copyPixels(e,t,n){const i=e.context;if(i==null){console.log("could not acquire 2d context");return}i.clearRect(0,0,t,n),i.drawImage(this.canvas3D,0,0,t,n,0,0,t,n),e.canvas.classList.add("show")}orderedScenes(){const e=[];for(const t of[!1,!0])for(const n of this.scenes)n.element.modelIsVisible===t&&e.push(n);return e}get isPresenting(){var e;return((e=this.arRenderer)===null||e===void 0?void 0:e.isPresenting)===!0}preRender(e,t,n){const{element:i,exposure:s,toneMapping:a}=e;i[gi](t,n);const o=typeof s=="number"&&!Number.isNaN(s),c=i.environmentImage,l=i.skyboxImage,h=a===ta&&(c==="neutral"||c==="legacy"||!c&&!l);this.threeRenderer.toneMappingExposure=(o?s:1)*(h?iB:1)}render(e,t){if(t!=null){this.arRenderer!=null&&this.arRenderer.onWebXRFrame(e,t);return}const n=e-this.lastTick;if(this.lastTick=e,!this.canRender||this.isPresenting)return;this.countVisibleScenes(),this.updateRendererSize(),this.renderedLastFrame&&(this.updateRendererScale(n),this.renderedLastFrame=!1);const{canvas3D:i}=this;for(const s of this.orderedScenes()){const{element:a}=s;if(!a.loaded||!a.modelIsVisible&&s.renderCount>0||(this.preRender(s,e,n),!this.shouldRender(s)))continue;if(s.externalRenderer!=null){const l=s.getCamera();l.updateMatrix();const{matrix:h,projectionMatrix:u}=l,d=h.elements.slice(),f=s.getTarget();d[12]+=f.x,d[13]+=f.y,d[14]+=f.z,s.externalRenderer.render({viewMatrix:d,projectionMatrix:u.elements});continue}if(!a.modelIsVisible&&!this.multipleScenesVisible)for(const l of this.scenes)l.element.modelIsVisible&&l.queueRender();const{width:o,height:c}=this.sceneSize(s);s.renderShadow(this.threeRenderer),this.threeRenderer.setRenderTarget(null),this.threeRenderer.setViewport(0,Math.ceil(this.height*this.dpr)-c,o,c),s.effectRenderer!=null?s.effectRenderer.render(n):(this.threeRenderer.autoClear=!0,this.threeRenderer.toneMapping=s.toneMapping,this.threeRenderer.render(s,s.camera)),this.multipleScenesVisible||!s.element.modelIsVisible&&s.renderCount===0?this.copyPixels(s,o,c):i.parentElement!==s.canvas.parentElement&&(s.canvas.parentElement.appendChild(i),s.canvas.classList.remove("show")),s.hasRendered(),++s.renderCount,this.renderedLastFrame=!0}}dispose(){this.textureUtils!=null&&this.textureUtils.dispose(),this.threeRenderer!=null&&this.threeRenderer.dispose(),this.textureUtils=null,this.threeRenderer=null;const e=[];for(const t of this.scenes)e.push(t.element);return this.canvas3D.removeEventListener("webglcontextlost",this.onWebGLContextLost),this.canvas3D.removeEventListener("webglcontextrestored",this.onWebGLContextRestored),e}}const Xe=Symbol("correlatedObjects"),lt=Symbol("onUpdate");class zo{constructor(e,t){this[lt]=e,this[Xe]=t}}const bm=new fn,sB=new Hn(2,2);let rB=0;const Pn=Symbol("threeTexture"),xm=Symbol("threeTextures");let aB=class extends zo{get[Pn](){var e;return(e=this[Xe])===null||e===void 0?void 0:e.values().next().value}get[xm](){return this[Xe]}constructor(e,t){super(e,new Set(t?[t]:[]));const n=this[Pn].image;n.src||(n.src=t.name?t.name:"adhoc_image"+rB++),n.name||(n.name=t&&n&&n.src?n.src.split("/").pop():"adhoc_image")}get name(){return this[Pn].image.name||""}get uri(){return this[Pn].image.src}get bufferView(){return this[Pn].image.bufferView}get element(){const e=this[Pn];if(e&&(e.isCanvasTexture||e.isVideoTexture))return e.image}get animation(){const e=this[Pn];if(e&&e.isCanvasTexture&&e.animation)return e.animation}get type(){return this.uri!=null?"external":"embedded"}set name(e){for(const t of this[xm])t.image.name=e}update(){const e=this[Pn];e&&e.isCanvasTexture&&!e.animation&&(this[Pn].needsUpdate=!0,this[lt]())}async createThumbnail(e,t){const n=new ms;bm.map=this[Pn];const i=new at(sB,bm);n.add(i);const s=new rr(-1,1,1,-1,0,1),{threeRenderer:a}=On.singleton,o=new yn(e,t);a.setRenderTarget(o),a.render(n,s),a.setRenderTarget(null);const c=new Uint8Array(e*t*4);a.readRenderTargetPixels(o,0,0,e,t,c),ps.width=e,ps.height=t;const l=ps.getContext("2d"),h=l.createImageData(e,t);return h.data.set(c),l.putImageData(h,0,0),new Promise(async(u,d)=>{ps.toBlob(f=>{if(!f)return d("Failed to capture thumbnail.");u(URL.createObjectURL(f))},"image/png")})}};var Zt;(function(r){r[r.Nearest=9728]="Nearest",r[r.Linear=9729]="Linear",r[r.NearestMipmapNearest=9984]="NearestMipmapNearest",r[r.LinearMipmapNearest=9985]="LinearMipmapNearest",r[r.NearestMipmapLinear=9986]="NearestMipmapLinear",r[r.LinearMipmapLinear=9987]="LinearMipmapLinear"})(Zt||(Zt={}));var As;(function(r){r[r.ClampToEdge=33071]="ClampToEdge",r[r.MirroredRepeat=33648]="MirroredRepeat",r[r.Repeat=10497]="Repeat"})(As||(As={}));const Em=new Map([[As.Repeat,ti],[As.ClampToEdge,Dt],[As.MirroredRepeat,er]]),nf=new Map([[ti,As.Repeat],[Dt,As.ClampToEdge],[er,As.MirroredRepeat]]),oB=new Map([[Zt.Nearest,St],[Zt.Linear,qe],[Zt.NearestMipmapNearest,ga],[Zt.LinearMipmapNearest,Xs],[Zt.NearestMipmapLinear,hs],[Zt.LinearMipmapLinear,vn]]),$x=new Map([[St,Zt.Nearest],[qe,Zt.Linear],[ga,Zt.NearestMipmapNearest],[Xs,Zt.LinearMipmapNearest],[hs,Zt.NearestMipmapLinear],[vn,Zt.LinearMipmapLinear]]),cB=new Map([[Zt.Nearest,St],[Zt.Linear,qe]]),Yx=new Map([[St,Zt.Nearest],[qe,Zt.Linear]]),lB=r=>$x.has(r),hB=r=>Yx.has(r),uB=r=>nf.has(r),dB=(r,e)=>{switch(r){case"minFilter":return lB(e);case"magFilter":return hB(e);case"wrapS":case"wrapT":return uB(e);case"rotation":case"repeat":case"offset":return!0;default:throw new Error(`Cannot configure property "${r}" on Sampler`)}},Di=Symbol("threeTexture"),_m=Symbol("threeTextures"),ns=Symbol("setProperty");class fB extends zo{get[Di](){var e;return(e=this[Xe])===null||e===void 0?void 0:e.values().next().value}get[_m](){return this[Xe]}constructor(e,t){super(e,new Set(t?[t]:[]))}get name(){return this[Di].name||""}get minFilter(){return $x.get(this[Di].minFilter)}get magFilter(){return Yx.get(this[Di].magFilter)}get wrapS(){return nf.get(this[Di].wrapS)}get wrapT(){return nf.get(this[Di].wrapT)}get rotation(){return this[Di].rotation}get scale(){return uf(this[Di].repeat)}get offset(){return uf(this[Di].offset)}setMinFilter(e){this[ns]("minFilter",oB.get(e))}setMagFilter(e){this[ns]("magFilter",cB.get(e))}setWrapS(e){this[ns]("wrapS",Em.get(e))}setWrapT(e){this[ns]("wrapT",Em.get(e))}setRotation(e){e==null&&(e=0),this[ns]("rotation",e)}setScale(e){e==null&&(e={u:1,v:1}),this[ns]("repeat",new pe(e.u,e.v))}setOffset(e){e==null&&(e={u:0,v:0}),this[ns]("offset",new pe(e.u,e.v))}[ns](e,t){if(dB(e,t))for(const n of this[_m])n[e]=t,n.needsUpdate=!0;this[lt]()}}const vm=Symbol("image"),ym=Symbol("sampler"),Sm=Symbol("threeTexture");class Jx extends zo{get[Sm](){var e;return(e=this[Xe])===null||e===void 0?void 0:e.values().next().value}constructor(e,t){super(e,new Set(t?[t]:[])),this[ym]=new fB(e,t),this[vm]=new aB(e,t)}get name(){return this[Sm].name||""}set name(e){for(const t of this[Xe])t.name=e}get sampler(){return this[ym]}get source(){return this[vm]}}var Zx,eE,tE;const ks=Symbol("texture"),Qs=Symbol("transform"),Ru=Symbol("materials"),Cm=Symbol("usage"),Lr=Symbol("onUpdate"),co=Symbol("activeVideo");var Ue;(function(r){r[r.Base=0]="Base",r[r.MetallicRoughness=1]="MetallicRoughness",r[r.Normal=2]="Normal",r[r.Occlusion=3]="Occlusion",r[r.Emissive=4]="Emissive",r[r.Clearcoat=5]="Clearcoat",r[r.ClearcoatRoughness=6]="ClearcoatRoughness",r[r.ClearcoatNormal=7]="ClearcoatNormal",r[r.SheenColor=8]="SheenColor",r[r.SheenRoughness=9]="SheenRoughness",r[r.Transmission=10]="Transmission",r[r.Thickness=11]="Thickness",r[r.Specular=12]="Specular",r[r.SpecularColor=13]="SpecularColor",r[r.Iridescence=14]="Iridescence",r[r.IridescenceThickness=15]="IridescenceThickness",r[r.Anisotropy=16]="Anisotropy"})(Ue||(Ue={}));class Vr{constructor(e,t,n,i){this[Zx]=null,this[eE]={rotation:0,scale:new pe(1,1),offset:new pe(0,0)},this[tE]=!1,n&&(this[Qs].rotation=n.rotation,this[Qs].scale.copy(n.repeat),this[Qs].offset.copy(n.offset),this[ks]=new Jx(e,n)),this[Lr]=e,this[Ru]=i,this[Cm]=t}get texture(){return this[ks]}setTexture(e){var t,n;const i=e!=null?e.source[Pn]:null,s=(t=this[ks])===null||t===void 0?void 0:t.source[Pn];if(s!=null&&s.isVideoTexture?this[co]=!1:!((n=this[ks])===null||n===void 0)&&n.source.animation&&this[ks].source.animation.removeEventListener("enterFrame",this[Lr]),this[ks]=e,i!=null&&i.isVideoTexture){const o=i.image;if(this[co]=!0,o.requestVideoFrameCallback!=null){const c=()=>{this[co]&&(this[Lr](),o.requestVideoFrameCallback(c))};o.requestVideoFrameCallback(c)}else{const c=()=>{this[co]&&(this[Lr](),requestAnimationFrame(c))};requestAnimationFrame(c)}}else e?.source.animation!=null&&e.source.animation.addEventListener("enterFrame",this[Lr]);let a=mt;if(this[Ru])for(const o of this[Ru]){switch(this[Cm]){case Ue.Base:o.map=i;break;case Ue.MetallicRoughness:a=Ct,o.metalnessMap=i,o.roughnessMap=i;break;case Ue.Normal:a=Ct,o.normalMap=i;break;case Ue.Occlusion:a=Ct,o.aoMap=i;break;case Ue.Emissive:o.emissiveMap=i;break;case Ue.Clearcoat:o.clearcoatMap=i;break;case Ue.ClearcoatRoughness:o.clearcoatRoughnessMap=i;break;case Ue.ClearcoatNormal:o.clearcoatNormalMap=i;break;case Ue.SheenColor:o.sheenColorMap=i;break;case Ue.SheenRoughness:o.sheenRoughnessMap=i;break;case Ue.Transmission:o.transmissionMap=i;break;case Ue.Thickness:o.thicknessMap=i;break;case Ue.Specular:o.specularIntensityMap=i;break;case Ue.SpecularColor:o.specularColorMap=i;break;case Ue.Iridescence:o.iridescenceMap=i;break;case Ue.IridescenceThickness:o.iridescenceThicknessMap=i;break;case Ue.Anisotropy:o.anisotropyMap=i;break}o.needsUpdate=!0}i&&(i.colorSpace=a,i.rotation=this[Qs].rotation,i.repeat=this[Qs].scale,i.offset=this[Qs].offset),this[Lr]()}}Zx=ks,eE=Qs,tE=co;const qa=Symbol("threeMaterial"),Gc=Symbol("threeMaterials"),Mm=Symbol("baseColorTexture"),Im=Symbol("metallicRoughnessTexture");class pB extends zo{get[Gc](){return this[Xe]}get[qa](){var e;return(e=this[Xe])===null||e===void 0?void 0:e.values().next().value}constructor(e,t){super(e,t);const{map:n,metalnessMap:i}=t.values().next().value;this[Mm]=new Vr(e,Ue.Base,n,t),this[Im]=new Vr(e,Ue.MetallicRoughness,i,t)}get baseColorFactor(){const e=[0,0,0,this[qa].opacity];return this[qa].color.toArray(e),e}get metallicFactor(){return this[qa].metalness}get roughnessFactor(){return this[qa].roughness}get baseColorTexture(){return this[Mm]}get metallicRoughnessTexture(){return this[Im]}setBaseColorFactor(e){const t=new Me;e instanceof Array?t.fromArray(e):t.set(e);for(const n of this[Gc])n.color.set(t),e instanceof Array&&e.length>3?n.opacity=e[3]:(e=[0,0,0,n.opacity],t.toArray(e));this[lt]()}setMetallicFactor(e){for(const t of this[Gc])t.metalness=e;this[lt]()}setRoughnessFactor(e){for(const t of this[Gc])t.roughness=e;this[lt]()}}var wm,Tm;const Rm=Symbol("pbrMetallicRoughness"),Bm=Symbol("normalTexture"),Dm=Symbol("occlusionTexture"),Lm=Symbol("emissiveTexture"),Mt=Symbol("backingThreeMaterial"),Pm=Symbol("applyAlphaCutoff"),Bu=Symbol("getAlphaMode"),Pr=Symbol("lazyLoadGLTFInfo"),Du=Symbol("initialize"),sf=Symbol("getLoadedMaterial"),be=Symbol("ensureMaterialIsLoaded"),Fm=Symbol("gltfIndex"),lo=Symbol("setActive"),Yr=Symbol("variantIndices"),Lu=Symbol("isActive"),Nm=Symbol("modelVariants"),Pu=Symbol("name"),Sn=Symbol("pbrTextures");class Fu extends zo{get[(wm=Yr,Tm=Sn,Mt)](){return this[Xe].values().next().value}constructor(e,t,n,i,s,a,o=void 0){super(e,s),this[wm]=new Set,this[Tm]=new Map,this[Fm]=t,this[Lu]=n,this[Nm]=i,this[Pu]=a,o==null?this[Du]():this[Pr]=o}[Du](){const e=this[lt],t=this[Xe];this[Rm]=new pB(e,t);const{normalMap:n,aoMap:i,emissiveMap:s}=t.values().next().value;this[Bm]=new Vr(e,Ue.Normal,n,t),this[Dm]=new Vr(e,Ue.Occlusion,i,t),this[Lm]=new Vr(e,Ue.Emissive,s,t);const a=o=>{this[Sn].set(o,new Vr(e,o,null,t))};a(Ue.Clearcoat),a(Ue.ClearcoatRoughness),a(Ue.ClearcoatNormal),a(Ue.SheenColor),a(Ue.SheenRoughness),a(Ue.Transmission),a(Ue.Thickness),a(Ue.Specular),a(Ue.SpecularColor),a(Ue.Iridescence),a(Ue.IridescenceThickness),a(Ue.Anisotropy)}async[sf](){if(this[Pr]!=null){const e=await this[Pr].doLazyLoad();return this[Du](),this[Pr]=void 0,this.ensureLoaded=async()=>{},e}return null}colorFromRgb(e){const t=new Me;return e instanceof Array?t.fromArray(e):t.set(e),t}[be](){if(this[Pr]!=null)throw new Error(`Material "${this.name}" has not been loaded, call 'await
    myMaterial.ensureLoaded()' before using an unloaded material.`)}async ensureLoaded(){await this[sf]()}get isLoaded(){return this[Pr]==null}get isActive(){return this[Lu]}[lo](e){this[Lu]=e}get name(){return this[Pu]||""}set name(e){if(this[Pu]=e,this[Xe]!=null)for(const t of this[Xe])t.name=e}get pbrMetallicRoughness(){return this[be](),this[Rm]}get normalTexture(){return this[be](),this[Bm]}get occlusionTexture(){return this[be](),this[Dm]}get emissiveTexture(){return this[be](),this[Lm]}get emissiveFactor(){return this[be](),this[Mt].emissive.toArray()}get index(){return this[Fm]}hasVariant(e){const t=this[Nm].get(e);return t!=null&&this[Yr].has(t.index)}setEmissiveFactor(e){this[be]();const t=this.colorFromRgb(e);for(const n of this[Xe])n.emissive.set(t);this[lt]()}[Bu](){return this[Mt].transparent?"BLEND":this[Mt].alphaTest>0?"MASK":"OPAQUE"}[Pm](){this[be]();for(const e of this[Xe])this[Bu]()==="MASK"?e.alphaTest==null&&(e.alphaTest=.5):e.alphaTest=void 0,e.needsUpdate=!0}setAlphaCutoff(e){this[be]();for(const t of this[Xe])t.alphaTest=e,t.needsUpdate=!0;this[Pm](),this[lt]()}getAlphaCutoff(){return this[be](),this[Mt].alphaTest}setDoubleSided(e){this[be]();for(const t of this[Xe])t.side=e?Wt:ei,t.needsUpdate=!0;this[lt]()}getDoubleSided(){return this[be](),this[Mt].side==Wt}setAlphaMode(e){this[be]();const t=(n,i)=>{n.transparent=i,n.depthWrite=!i};for(const n of this[Xe])t(n,e==="BLEND"),e==="MASK"?n.alphaTest=.5:n.alphaTest=void 0,n.needsUpdate=!0;this[lt]()}getAlphaMode(){return this[be](),this[Bu]()}get emissiveStrength(){return this[be](),this[Mt].emissiveIntensity}setEmissiveStrength(e){this[be]();for(const t of this[Xe])t.emissiveIntensity=e;this[lt]()}get clearcoatFactor(){return this[be](),this[Mt].clearcoat}get clearcoatRoughnessFactor(){return this[be](),this[Mt].clearcoatRoughness}get clearcoatTexture(){return this[be](),this[Sn].get(Ue.Clearcoat)}get clearcoatRoughnessTexture(){return this[be](),this[Sn].get(Ue.ClearcoatRoughness)}get clearcoatNormalTexture(){return this[be](),this[Sn].get(Ue.ClearcoatNormal)}get clearcoatNormalScale(){return this[be](),this[Mt].clearcoatNormalScale.x}setClearcoatFactor(e){this[be]();for(const t of this[Xe])t.clearcoat=e;this[lt]()}setClearcoatRoughnessFactor(e){this[be]();for(const t of this[Xe])t.clearcoatRoughness=e;this[lt]()}setClearcoatNormalScale(e){this[be]();for(const t of this[Xe])t.clearcoatNormalScale=new pe(e,e);this[lt]()}get ior(){return this[be](),this[Mt].ior}setIor(e){this[be]();for(const t of this[Xe])t.ior=e;this[lt]()}get sheenColorFactor(){return this[be](),this[Mt].sheenColor.toArray()}get sheenColorTexture(){return this[be](),this[Sn].get(Ue.SheenColor)}get sheenRoughnessFactor(){return this[be](),this[Mt].sheenRoughness}get sheenRoughnessTexture(){return this[be](),this[Sn].get(Ue.SheenRoughness)}setSheenColorFactor(e){this[be]();const t=this.colorFromRgb(e);for(const n of this[Xe])n.sheenColor.set(t),n.sheen=1;this[lt]()}setSheenRoughnessFactor(e){this[be]();for(const t of this[Xe])t.sheenRoughness=e,t.sheen=1;this[lt]()}get transmissionFactor(){return this[be](),this[Mt].transmission}get transmissionTexture(){return this[be](),this[Sn].get(Ue.Transmission)}setTransmissionFactor(e){this[be]();for(const t of this[Xe])t.transmission=e;this[lt]()}get thicknessFactor(){return this[be](),this[Mt].thickness}get thicknessTexture(){return this[be](),this[Sn].get(Ue.Thickness)}get attenuationDistance(){return this[be](),this[Mt].attenuationDistance}get attenuationColor(){return this[be](),this[Mt].attenuationColor.toArray()}setThicknessFactor(e){this[be]();for(const t of this[Xe])t.thickness=e;this[lt]()}setAttenuationDistance(e){this[be]();for(const t of this[Xe])t.attenuationDistance=e;this[lt]()}setAttenuationColor(e){this[be]();const t=this.colorFromRgb(e);for(const n of this[Xe])n.attenuationColor.set(t);this[lt]()}get specularFactor(){return this[be](),this[Mt].specularIntensity}get specularTexture(){return this[be](),this[Sn].get(Ue.Specular)}get specularColorFactor(){return this[be](),this[Mt].specularColor.toArray()}get specularColorTexture(){return this[be](),this[Sn].get(Ue.SheenColor)}setSpecularFactor(e){this[be]();for(const t of this[Xe])t.specularIntensity=e;this[lt]()}setSpecularColorFactor(e){this[be]();const t=this.colorFromRgb(e);for(const n of this[Xe])n.specularColor.set(t);this[lt]()}get iridescenceFactor(){return this[be](),this[Mt].iridescence}get iridescenceTexture(){return this[be](),this[Sn].get(Ue.Iridescence)}get iridescenceIor(){return this[be](),this[Mt].iridescenceIOR}get iridescenceThicknessMinimum(){return this[be](),this[Mt].iridescenceThicknessRange[0]}get iridescenceThicknessMaximum(){return this[be](),this[Mt].iridescenceThicknessRange[1]}get iridescenceThicknessTexture(){return this[be](),this[Sn].get(Ue.IridescenceThickness)}setIridescenceFactor(e){this[be]();for(const t of this[Xe])t.iridescence=e;this[lt]()}setIridescenceIor(e){this[be]();for(const t of this[Xe])t.iridescenceIOR=e;this[lt]()}setIridescenceThicknessMinimum(e){this[be]();for(const t of this[Xe])t.iridescenceThicknessRange[0]=e;this[lt]()}setIridescenceThicknessMaximum(e){this[be]();for(const t of this[Xe])t.iridescenceThicknessRange[1]=e;this[lt]()}get anisotropyStrength(){return this[be](),this[Mt].anisotropy}get anisotropyRotation(){return this[be](),this[Mt].anisotropyRotation}get anisotropyTexture(){return this[be](),this[Sn].get(Ue.Anisotropy)}setAnisotropyStrength(e){this[be]();for(const t of this[Xe])t.anisotropy=e;this[lt]()}setAnisotropyRotation(e){this[be]();for(const t of this[Xe])t.anisotropyRotation=e;this[lt]()}}let nE=class{constructor(e){this.name="",this.children=new Array,this.name=e}};class Nu extends nE{constructor(e,t,n,i){super(e.name),this.materials=new Map,this.variantToMaterialMap=new Map,this.initialMaterialIdx=0,this.activeMaterialIdx=0,this.mesh=e;const{gltf:s,threeGLTF:a,threeObjectMap:o}=i;this.parser=a.parser,this.modelVariants=n,this.mesh.userData.variantData=n;const c=o.get(e.material);c.materials!=null?this.initialMaterialIdx=this.activeMaterialIdx=c.materials:console.error(`Primitive (${e.name}) missing initial material reference.`);const l=e.userData.associations||{};if(l.meshes==null){console.error("Mesh is missing primitive index association");return}const d=((s.meshes||[])[l.meshes].primitives||[])[l.primitives];if(d==null){console.error("Mesh primitive definition is missing.");return}if(d.material!=null)this.materials.set(d.material,t[d.material]);else{const f=t.findIndex(p=>p.name==="Default");f>=0?this.materials.set(f,t[f]):console.warn("gltfPrimitive has no material!")}if(d.extensions&&d.extensions.KHR_materials_variants){const f=d.extensions.KHR_materials_variants,m=a.parser.json.extensions.KHR_materials_variants.variants;for(const A of f.mappings){const g=t[A.material];this.materials.set(A.material,g);for(const b of A.variants){const{name:x}=m[b];this.variantToMaterialMap.set(b,g),g[Yr].add(b),n.has(x)||n.set(x,{name:x,index:b})}}}}async setActiveMaterial(e){const t=this.materials.get(e);if(e!==this.activeMaterialIdx){const n=t[Xe],i=await t[sf]();i!=null?this.mesh.material=i:this.mesh.material=n.values().next().value,this.parser.assignFinalMaterial(this.mesh),n.add(this.mesh.material),this.activeMaterialIdx=e}return this.mesh.material}getActiveMaterial(){return this.materials.get(this.activeMaterialIdx)}getMaterial(e){return this.materials.get(e)}async enableVariant(e){if(e==null)return this.setActiveMaterial(this.initialMaterialIdx);if(this.variantToMaterialMap!=null&&this.modelVariants.has(e)){const t=this.modelVariants.get(e);return this.enableVariantHelper(t.index)}return null}async enableVariantHelper(e){if(this.variantToMaterialMap!=null&&e!=null){const t=this.variantToMaterialMap.get(e);if(t!=null)return this.setActiveMaterial(t.index)}return null}async instantiateVariants(){if(this.variantToMaterialMap!=null)for(const e of this.variantToMaterialMap.keys()){const t=this.mesh.userData.variantMaterials.get(e);if(t.material!=null)continue;const n=await this.enableVariantHelper(e);n!=null&&(t.material=n)}}get variantInfo(){return this.variantToMaterialMap}addVariant(e,t){if(!this.ensureVariantIsUnused(t))return!1;this.modelVariants.has(t)||this.modelVariants.set(t,{name:t,index:this.modelVariants.size});const i=this.modelVariants.get(t).index;return e[Yr].add(i),this.variantToMaterialMap.set(i,e),this.materials.set(e.index,e),this.updateVariantUserData(i,e),!0}deleteVariant(e){if(this.variantInfo.has(e)){this.variantInfo.delete(e);const t=this.mesh.userData.variantMaterials;t?.delete(e)}}updateVariantUserData(e,t){t[Yr].add(e),this.mesh.userData.variantData=this.modelVariants,this.mesh.userData.variantMaterials=this.mesh.userData.variantMaterials||new Map,this.mesh.userData.variantMaterials.set(e,{material:t[Xe].values().next().value,gltfMaterialIndex:t.index})}ensureVariantIsUnused(e){const t=this.modelVariants.get(e);return t!=null&&this.variantInfo.has(t.index)?(console.warn(`Primitive cannot add variant '${e}' for this material, it already exists.`),!1):!0}}var Um,Om,km,Qm,Gm,Hm;const Ds=Symbol("materials"),Hc=Symbol("hierarchy"),zm=Symbol("roots"),Li=Symbol("primitives"),iE=Symbol("prepareVariantsForExport"),sE=Symbol("switchVariant"),rf=Symbol("materialFromPoint"),af=Symbol("nodeFromPoint"),rE=Symbol("nodeFromIndex"),un=Symbol("variantData"),of=Symbol("availableVariants"),Uu=Symbol("modelOnUpdate"),Vm=Symbol("cloneMaterial");class AB{constructor(e,t,n,i){this.gltf=e,this.gltfElementMap=t,this.mapKey=n,this.doLazyLoad=i}}class Wm{constructor(e,t=()=>{}){this[Um]=new Array,this[Om]=new Array,this[km]=new Array,this[Qm]=new Array,this[Gm]=()=>{},this[Hm]=new Map,this[Uu]=t;const{gltf:n,threeGLTF:i,gltfElementMap:s}=e;for(const[c,l]of n.materials.entries()){const h=s.get(l);if(h!=null)this[Ds].push(new Fu(t,c,!0,this[un],h,l.name));else{const d=(n.materials||[])[c],f=new Set;s.set(d,f);const p=async()=>{const m=await i.parser.getDependency("material",c);return f.add(m),m};this[Ds].push(new Fu(t,c,!1,this[un],f,l.name,new AB(n,s,d,p)))}}const a=new Map,o=new Array;for(const c of i.scene.children)o.push(c);for(;o.length>0;){const c=o.pop();let l=null;c instanceof at?(l=new Nu(c,this.materials,this[un],e),this[Li].push(l)):l=new nE(c.name);const h=a.get(c);h!=null?h.children.push(l):this[zm].push(l),this[Hc].push(l);for(const u of c.children)o.push(u),a.set(c,l)}}get materials(){return this[Ds]}[(Um=Ds,Om=Hc,km=zm,Qm=Li,Gm=Uu,Hm=un,of)](){const e=Array.from(this[un].values());return e.sort((t,n)=>t.index-n.index),e.map(t=>t.name)}getMaterialByName(e){const t=this[Ds].filter(n=>n.name===e);return t.length>0?t[0]:null}[rE](e,t){const n=this[Hc].find(i=>{if(i instanceof Nu){const{meshes:s,primitives:a}=i.mesh.userData.associations;if(s==e&&a==t)return!0}return!1});return n??null}[af](e){const t=this[Hc].find(n=>n instanceof Nu&&n.mesh===e.object);return t||null}[rf](e){const t=this[af](e);return t?t.getActiveMaterial():null}async[sE](e){for(const t of this[Li])await t.enableVariant(e);for(const t of this.materials)t[lo](!1);for(const t of this[Li])this.materials[t.getActiveMaterial().index][lo](!0)}async[iE](){const e=new Array;for(const t of this[Li])e.push(t.instantiateVariants());await Promise.all(e)}[Vm](e,t){const n=this.materials[e];n.isLoaded||console.error(`Cloning an unloaded material,
           call 'material.ensureLoaded() before cloning the material.`);const i=n[Xe],s=new Set;for(const[o,c]of i.entries()){const l=c.clone();l.name=t+(i.size>1?"_inst"+o:""),s.add(l)}const a=new Fu(this[Uu],this[Ds].length,!1,this[un],s,t);return this[Ds].push(a),a}createMaterialInstanceForVariant(e,t,n,i=!0){let s=null;for(const a of this[Li]){const o=this[un].get(n);o!=null&&a.variantInfo.has(o.index)||a.getMaterial(e)!=null&&(this.hasVariant(n)||this.createVariant(n),s==null&&(s=this[Vm](e,t)),a.addVariant(s,n))}if(i&&s!=null){s[lo](!0),this.materials[e][lo](!1);for(const a of this[Li])a.enableVariant(n)}return s}createVariant(e){this[un].has(e)?console.warn(`Variant '${e}'' already exists`):this[un].set(e,{name:e,index:this[un].size})}hasVariant(e){return this[un].has(e)}setMaterialToVariant(e,t){if(this[of]().find(n=>n===t)==null){console.warn(`Can't add material to '${t}', the variant does not exist.'`);return}if(e<0||e>=this.materials.length){console.error("setMaterialToVariant(): materialIndex is out of bounds.");return}for(const n of this[Li]){const i=n.getMaterial(e);i!=null&&n.addVariant(i,t)}}updateVariantName(e,t){const n=this[un].get(e);n!=null&&(n.name=t,this[un].set(t,n),this[un].delete(e))}deleteVariant(e){const t=this[un].get(e);if(t!=null){for(const n of this.materials)n.hasVariant(e)&&n[Yr].delete(t.index);for(const n of this[Li])n.deleteVariant(t.index);this[un].delete(e)}}}var Ou=function(r,e,t,n){var i=arguments.length,s=i<3?e:n===null?n=Object.getOwnPropertyDescriptor(e,t):n,a;if(typeof Reflect=="object"&&typeof Reflect.decorate=="function")s=Reflect.decorate(r,e,t,n);else for(var o=r.length-1;o>=0;o--)(a=r[o])&&(s=(i<3?a(s):i>3?a(e,t,s):a(e,t))||s);return i>3&&s&&Object.defineProperty(e,t,s),s};const dl=Symbol("currentGLTF"),fl=Symbol("originalGltfJson"),Gs=Symbol("model"),ja=Symbol("extraModels"),zc=Symbol("getOnUpdateMethod"),Xa=Symbol("buildTexture"),gB=r=>{var e,t,n,i;class s extends r{constructor(){super(...arguments),this[e]=void 0,this[t]=[],this[n]=null,this[i]=null,this.variantName=null,this.orientation="0 0 0",this.scale="1 1 1"}get model(){return this[Gs]}get extraModels(){return this[ja]}get availableVariants(){return this.model?this.model[of]():[]}get originalGltfJson(){return this[fl]}[(e=Gs,t=ja,n=dl,i=fl,zc)](){return()=>{this[en]()}}[Xa](o){return o.colorSpace=mt,o.wrapS=ti,o.wrapT=ti,new Jx(this[zc](),o)}async createTexture(o,c="image/png"){const{textureUtils:l}=this[ot],h=await l.loadImage(o,this.withCredentials,c),u=c==="image/ktx2"?"image/png":c;return h.userData.mimeType=u,this[Xa](h)}async createLottieTexture(o,c=1){const{textureUtils:l}=this[ot],h=await l.loadLottie(o,c,this.withCredentials);return this[Xa](h)}createVideoTexture(o){const c=document.createElement("video");c.crossOrigin=this.withCredentials?"use-credentials":"anonymous",c.src=o,c.muted=!0,c.playsInline=!0,c.loop=!0,c.play();const l=new Iv(c);return this[Xa](l)}createCanvasTexture(){const o=document.createElement("canvas"),c=new Nl(o);return this[Xa](c)}async updated(o){if(super.updated(o),o.has("variantName")){const c=this[nr].beginActivity("variant-update");c(.1);const l=this[Gs],{variantName:h}=this;l!=null&&(await l[sE](h),this[en](),this.dispatchEvent(new CustomEvent("variant-applied"))),c(1)}if(o.has("orientation")||o.has("scale")){if(!this.loaded)return;const c=this[J];c.applyTransform(),c.updateBoundingBox(),c.updateShadow(),this[ot].arRenderer.onUpdateScene(),this[en]()}}[mi](){super[mi]();const{currentGLTFs:o}=this[J],c=o.length>0?o[0]:null;if(c!=null){const{correlatedSceneGraph:h}=c;h!=null&&c!==this[dl]&&(this[Gs]=new Wm(h,this[zc]()),this[fl]=JSON.parse(JSON.stringify(h.gltf))),"variants"in c.userData&&this.requestUpdate("variantName")}this[ja]=[];const l=Array.from(this.querySelectorAll("extra-model"));for(let h=1;h<o.length;h++){const u=o[h];if(u!=null&&u.correlatedSceneGraph!=null){const d=new Wm(u.correlatedSceneGraph,this[zc]());this[ja].push(d),l[h-1]&&(l[h-1].model=d)}}this[dl]=c}async exportScene(o){const c=this[J];return new Promise(async(l,h)=>{const u={binary:!0,onlyVisible:!0,maxTextureSize:1/0,includeCustomExtensions:!1,forceIndices:!1};Object.assign(u,o),u.animations=c.animations,u.truncateDrawRange=!0;const d=c.shadow;let f=!1;d!=null&&(f=d.visible,d.visible=!1),await this[Gs][iE]();const p=new Eo().register(A=>new D1(A));p.setTextureUtils({decompress:(A,g)=>B1(A,g??1/0,void 0)});let m;if(c.models.length>1){m=new ht;for(const A of c.models)m.add(A)}else m=c.models[0];p.parse(m,A=>{if(c.models.length>1)for(const g of c.models)c.target.add(g);else c.target.add(c.models[0]);return l(new Blob([u.binary?A:JSON.stringify(A)],{type:u.binary?"application/octet-stream":"application/json"}))},()=>h("glTF export failed"),u),d!=null&&(d.visible=f)})}materialFromPoint(o,c){const l=this[J],h=l.getNDC(o,c),u=l.hitFromPoint(h);if(u==null||u.face==null)return null;const d=this[Gs];if(d!=null){const f=d[rf](u);if(f!=null)return f}for(const f of this[ja]){const p=f[rf](u);if(p!=null)return p}return null}}return Ou([Re({type:String,attribute:"variant-name"})],s.prototype,"variantName",void 0),Ou([Re({type:String,attribute:"orientation"})],s.prototype,"orientation",void 0),Ou([Re({type:String,attribute:"scale"})],s.prototype,"scale",void 0),s};class mB extends at{constructor(){super(void 0,new fn({depthWrite:!1})),this.height=0,this.radius=0,this.resolution=0,this.userData.noHit=!0}get map(){return this.material.map}set map(e){this.material.map=e}isUsable(){return this.height>0&&this.radius>0&&this.geometry!=null&&this.map!=null}updateGeometry(e=this.height,t=this.radius,n=128){(e!=this.height||t!=this.radius||n!=this.resolution)&&(this.height=e,this.radius=t,this.resolution=n,e>0&&t>0&&(this.geometry.dispose(),this.geometry=bB(e,t,n)))}}function bB(r,e,t){const n=new zf(e,2*t,t);n.scale(1,1,-1);const i=n.getAttribute("position"),s=new R;for(let a=0;a<i.count;++a)if(s.fromBufferAttribute(i,a),s.y<0){const o=-r*3/2,c=s.y<o?-r/s.y:1-s.y*s.y/(3*o*o);s.multiplyScalar(c),s.toArray(i.array,3*a)}return i.needsUpdate=!0,n}const Vc=new R,ku=new R,Qu=new R,Wc=new Qe,qm=new wn,jm=new pn;class cf extends r1{constructor(e){super(document.createElement("div")),this.normal=new R(0,1,0),this.initialized=!1,this.referenceCount=1,this.pivotEl=document.createElement("div"),this.slot=document.createElement("slot"),this.element.classList.add("annotation-wrapper"),this.slot.name=e.name,this.element.appendChild(this.pivotEl),this.pivotEl.appendChild(this.slot),this.updatePosition(e.position),this.updateNormal(e.normal),this.surface=e.surface,e.modelIndex!=null&&(this.modelIndex=e.modelIndex)}get facingCamera(){return!this.element.classList.contains("hide")}show(){(!this.facingCamera||!this.initialized)&&this.updateVisibility(!0)}hide(){(this.facingCamera||!this.initialized)&&this.updateVisibility(!1)}increment(){this.referenceCount++}decrement(){return this.referenceCount>0&&--this.referenceCount,this.referenceCount===0}updatePosition(e){if(e==null)return;const t=Hi(e)[0].terms;for(let n=0;n<3;++n)this.position.setComponent(n,Ai(t[n]).number);this.updateMatrixWorld()}updateNormal(e){if(e==null)return;const t=Hi(e)[0].terms;for(let n=0;n<3;++n)this.normal.setComponent(n,t[n].number)}updateSurface(){const{mesh:e,tri:t,bary:n}=this;if(e==null||t==null||n==null)return;e.getVertexPosition(t.x,Vc),e.getVertexPosition(t.y,ku),e.getVertexPosition(t.z,Qu),Vc.toArray(Wc.elements,0),ku.toArray(Wc.elements,3),Qu.toArray(Wc.elements,6),this.position.copy(n).applyMatrix3(Wc);const i=this.parent;i.worldToLocal(e.localToWorld(this.position)),qm.set(Vc,ku,Qu),qm.getNormal(this.normal).transformDirection(e.matrixWorld);const s=i.parent;jm.setFromAxisAngle(Vc.set(0,1,0),-s.rotation.y),this.normal.applyQuaternion(jm)}orient(e){this.pivotEl.style.transform=`rotate(${e}rad)`}updateVisibility(e){this.element.classList.toggle("hide",!e),this.slot.assignedNodes().forEach(t=>{if(t.nodeType!==Node.ELEMENT_NODE)return;const n=t,i=n.dataset.visibilityAttribute;if(i!=null){const s=`data-${i}`;n.toggleAttribute(s,e)}n.dispatchEvent(new CustomEvent("hotspot-visibility",{detail:{visible:e}}))}),this.initialized=!0}}const xB={name:"HorizontalBlurShader",uniforms:{tDiffuse:{value:null},h:{value:1/512}},vertexShader:`

		varying vec2 vUv;

		void main() {

			vUv = uv;
			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );

		}`,fragmentShader:`

		uniform sampler2D tDiffuse;
		uniform float h;

		varying vec2 vUv;

		void main() {

			vec4 sum = vec4( 0.0 );

			sum += texture2D( tDiffuse, vec2( vUv.x - 4.0 * h, vUv.y ) ) * 0.051;
			sum += texture2D( tDiffuse, vec2( vUv.x - 3.0 * h, vUv.y ) ) * 0.0918;
			sum += texture2D( tDiffuse, vec2( vUv.x - 2.0 * h, vUv.y ) ) * 0.12245;
			sum += texture2D( tDiffuse, vec2( vUv.x - 1.0 * h, vUv.y ) ) * 0.1531;
			sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;
			sum += texture2D( tDiffuse, vec2( vUv.x + 1.0 * h, vUv.y ) ) * 0.1531;
			sum += texture2D( tDiffuse, vec2( vUv.x + 2.0 * h, vUv.y ) ) * 0.12245;
			sum += texture2D( tDiffuse, vec2( vUv.x + 3.0 * h, vUv.y ) ) * 0.0918;
			sum += texture2D( tDiffuse, vec2( vUv.x + 4.0 * h, vUv.y ) ) * 0.051;

			gl_FragColor = sum;

		}`},EB={name:"VerticalBlurShader",uniforms:{tDiffuse:{value:null},v:{value:1/512}},vertexShader:`

		varying vec2 vUv;

		void main() {

			vUv = uv;
			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );

		}`,fragmentShader:`

		uniform sampler2D tDiffuse;
		uniform float v;

		varying vec2 vUv;

		void main() {

			vec4 sum = vec4( 0.0 );

			sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 4.0 * v ) ) * 0.051;
			sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 3.0 * v ) ) * 0.0918;
			sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 2.0 * v ) ) * 0.12245;
			sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 1.0 * v ) ) * 0.1531;
			sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;
			sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 1.0 * v ) ) * 0.1531;
			sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 2.0 * v ) ) * 0.12245;
			sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 3.0 * v ) ) * 0.0918;
			sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 4.0 * v ) ) * 0.051;

			gl_FragColor = sum;

		}`};function Xm(r,e,t){return(1-t)*r+t*e}const Km=9,_B=6,Gu=2,vB=.3;class yB extends ht{constructor(e,t,n){super(),this.camera=new rr,this.renderTarget=null,this.renderTargetBlur=null,this.depthMaterial=new bb,this.horizontalBlurMaterial=new gn(xB),this.verticalBlurMaterial=new gn(EB),this.intensity=0,this.softness=1,this.boundingBox=new dn,this.size=new R,this.maxDimension=0,this.isAnimated=!1,this.needsUpdate=!1;const{camera:i}=this;i.rotation.x=Math.PI/2,i.left=-.5,i.right=.5,i.bottom=-.5,i.top=.5,this.add(i);const s=new Hn,a=new fn({opacity:1,transparent:!0,side:an});this.floor=new at(s,a),this.floor.userData.noHit=!0,i.add(this.floor),this.blurPlane=new at(s),this.blurPlane.visible=!1,i.add(this.blurPlane),e.target.add(this),this.depthMaterial.onBeforeCompile=function(o){o.fragmentShader=o.fragmentShader.replace(/gl_FragColor\s*=\s*vec4\(\s*vec3\(\s*1\.0\s*-\s*fragCoordZ\s*\),\s*opacity\s*\);/,"gl_FragColor = vec4( vec3( 0.0 ), ( 1.0 - fragCoordZ ) * opacity );")},this.depthMaterial.side=Wt,this.horizontalBlurMaterial.depthTest=!1,this.verticalBlurMaterial.depthTest=!1,this.setScene(e,t,n)}setScene(e,t,n){const{boundingBox:i,size:s,rotation:a,position:o}=this;if(this.isAnimated=e.animationNames.length>0,this.boundingBox.copy(e.boundingBox),this.size.copy(e.size),this.maxDimension=Math.max(s.x,s.y,s.z)*(this.isAnimated?Gu:1),this.boundingBox.getCenter(o),n==="back"){const{min:c,max:l}=i;[c.y,c.z]=[c.z,c.y],[l.y,l.z]=[l.z,l.y],[s.y,s.z]=[s.z,s.y],a.x=Math.PI/2,a.y=Math.PI}else a.x=0,a.y=0;if(this.isAnimated){const c=i.min.y,l=i.max.y;s.y=this.maxDimension,i.expandByVector(s.subScalar(this.maxDimension).multiplyScalar(-.5)),i.min.y=c,i.max.y=l,s.set(this.maxDimension,l-c,this.maxDimension)}n==="bottom"?o.y=i.min.y:o.z=i.min.y,this.setSoftness(t)}setSoftness(e){this.softness=e;const{size:t,camera:n}=this,i=this.isAnimated?Gu:1,s=i*Math.pow(2,Km-e*(Km-_B));this.setMapSize(s);const a=t.y/2,o=t.y*i;n.near=0,n.far=Xm(o,a,e),this.depthMaterial.opacity=1/e,n.updateProjectionMatrix(),this.setIntensity(this.intensity),this.setOffset(0)}setMapSize(e){const{size:t}=this;this.isAnimated&&(e*=Gu);const n=Math.floor(t.x>t.z?e:e*t.x/t.z),i=Math.floor(t.x>t.z?e*t.z/t.x:e),s=10,a=s+n,o=s+i;if(this.renderTarget!=null&&(this.renderTarget.width!==a||this.renderTarget.height!==o)&&(this.renderTarget.dispose(),this.renderTarget=null,this.renderTargetBlur.dispose(),this.renderTargetBlur=null),this.renderTarget==null){const h={format:Tt};this.renderTarget=new yn(a,o,h),this.renderTargetBlur=new yn(a,o,h),this.floor.material.map=this.renderTarget.texture}const c=t.x*(1+s/n),l=t.z*(1+s/i);this.camera.left=-c/2,this.camera.right=c/2,this.camera.bottom=-l/2,this.camera.top=l/2,this.camera.scale.set(1,1,1),this.floor.scale.set(c,l,1),this.blurPlane.scale.set(c,l,1),this.needsUpdate=!0}setIntensity(e){this.intensity=e,e>0?(this.visible=!0,this.floor.visible=!0,this.floor.material.opacity=e*Xm(vB,1,this.softness*this.softness)):(this.visible=!1,this.floor.visible=!1)}getIntensity(){return this.intensity}setOffset(e){this.floor.position.z=-e+this.gap()}gap(){return .001*this.maxDimension}render(e,t){t.overrideMaterial=this.depthMaterial,this.floor.visible=!1;const n=e.xr.enabled;e.xr.enabled=!1;const i=e.getRenderTarget();e.setRenderTarget(this.renderTarget);const s=e.getClearAlpha();e.setClearAlpha(0);const a=e.state;a!=null&&(a.buffers.color.setMask(!0),a.buffers.depth.setMask(!0)),e.clear();const o=e.autoClear;e.autoClear=!1,e.render(t,this.camera),e.autoClear=o,t.overrideMaterial=null,this.floor.visible=!0,this.blurShadow(e),e.xr.enabled=n,e.setRenderTarget(i),e.setClearAlpha(s)}blurShadow(e){const{camera:t,horizontalBlurMaterial:n,verticalBlurMaterial:i,renderTarget:s,renderTargetBlur:a,blurPlane:o}=this;o.visible=!0,o.material=n,n.uniforms.h.value=1/this.renderTarget.width,n.uniforms.tDiffuse.value=this.renderTarget.texture,e.setRenderTarget(a),e.render(o,t),o.material=i,i.uniforms.v.value=1/this.renderTarget.height,i.uniforms.tDiffuse.value=this.renderTargetBlur.texture,e.setRenderTarget(s),e.render(o,t),o.visible=!1}dispose(){this.renderTarget!=null&&this.renderTarget.dispose(),this.renderTargetBlur!=null&&this.renderTargetBlur.dispose(),this.depthMaterial.dispose(),this.horizontalBlurMaterial.dispose(),this.verticalBlurMaterial.dispose(),this.floor.material.dispose(),this.floor.geometry.dispose(),this.blurPlane.geometry.dispose(),this.removeFromParent()}}const $m=10,Hu=100,zu=new R,Ym=new R,Jm=new R,qc=new qy,SB=new R,Ka=new pe;class CB extends ms{constructor({canvas:e,element:t,width:n,height:i}){super(),this.annotationRenderer=new a1,this.effectRenderer=null,this.schemaElement=document.createElement("script"),this.width=1,this.height=1,this.aspect=1,this.scaleStep=0,this.renderCount=0,this.externalRenderer=null,this.appendedAnimations=[],this.markedAnimations=[],this.camera=new Jt(45,1,.1,100),this.xrCamera=null,this.url=null,this.extraUrls=[],this.scenePivot=new ht,this.target=new ht,this.animationNames=[],this.boundingBox=new dn,this.boundingSphere=new zn,this.size=new R,this.idealAspect=0,this.framedFoVDeg=0,this.shadow=null,this.shadowIntensity=0,this.shadowSoftness=1,this.bakedShadows=new Set,this.exposure=1,this.toneMapping=ta,this.canScale=!0,this.isDirty=!1,this.goalTarget=new R,this.targetDamperX=new rn,this.targetDamperY=new rn,this.targetDamperZ=new rn,this._currentGLTFs=[],this._models=[],this.boundsAndShadowDirty=!1,this.mixers=[],this.mixerPausedStates=[],this.cancelPendingSourceChange=null,this.animationsByName=new Map,this.currentAnimationActions=[],this.groundedSkybox=new mB,this.name="ModelScene",this.element=t,this.canvas=e,this.camera=new Jt(45,1,.1,100),this.camera.name="MainCamera",this.add(this.scenePivot),this.scenePivot.name="Pivot",this.scenePivot.add(this.target),this.setSize(n,i),this.target.name="Target",this.mixers=[];const{domElement:s}=this.annotationRenderer,{style:a}=s;a.display="none",a.pointerEvents="none",a.position="absolute",a.top="0",this.element.shadowRoot.querySelector(".default").appendChild(s),this.schemaElement.setAttribute("type","application/ld+json")}get context(){return this.canvas.getContext("2d")}getCamera(){return this.xrCamera!=null?this.xrCamera:this.camera}queueRender(){this.isDirty=!0}shouldRender(){return this.isDirty}hasRendered(){this.isDirty=!1}forceRescale(){this.scaleStep=-1,this.queueRender()}async setObject(e){this.reset(),this._models=[e],this.target.add(e),await this.setupScene()}async setSource(e,t=[],n=()=>{}){if((!e||e===this.url)&&t.join(",")===this.extraUrls.join(",")){n(1);return}if(this.reset(),this.url=e,this.extraUrls=t,this.externalRenderer!=null){const c=await this.externalRenderer.load(n);this.boundingSphere.radius=c.framedRadius,this.idealAspect=c.fieldOfViewAspect;return}this.cancelPendingSourceChange!=null&&(this.cancelPendingSourceChange(),this.cancelPendingSourceChange=null);let i=[];try{const c=[];e&&c.push(e),t&&c.push(...t),c.length>0&&(i=await new Promise((l,h)=>{this.cancelPendingSourceChange=()=>h(),(async()=>{try{const u=await Promise.all(c.map(d=>this.element[ot].loader.load(d,this.element,n)));l(u)}catch(u){h(u)}})()}))}catch(c){if(c==null)return;throw c}this.cancelPendingSourceChange=null,this.reset(),this.url=e,this.extraUrls=t,this._currentGLTFs=i;for(const c of i)c!=null?(this._models.push(c.scene),this.target.add(c.scene),this.mixers.push(new mA(c.scene)),this.mixerPausedStates.push(!1),this.currentAnimationActions.push(null)):(this.mixers.push(new mA(this.target)),this.mixerPausedStates.push(!1),this.currentAnimationActions.push(null));const s=new Map,a=[],o=[];for(const c of i)for(const l of c.animations||[])s.set(l.name,l),a.push(l.name),o.push(l);this.animations=o,this.animationsByName=s,this.animationNames=a,await this.setupScene()}async setupScene(){this.applyTransform(),this.updateBoundingBox(),await this.updateFraming(),this.updateShadow(),this.setShadowIntensity(this.shadowIntensity),this.setGroundedSkybox()}updateModelTransforms(e,t,n,i){const s=this._models[e];if(s){if(t){const a=t.split(" ").map(o=>o.trim()).filter(o=>o.length>0).map(Number);a.length===3&&!a.some(isNaN)&&s.position.set(a[0],a[1],a[2])}if(i){const a=i.split(" ").map(o=>o.trim()).filter(o=>o.length>0).map(Number);a.length===1&&!isNaN(a[0])?s.scale.setScalar(a[0]):a.length===3&&!a.some(isNaN)&&s.scale.set(a[0],a[1],a[2])}s.updateMatrixWorld(!0),this.boundsAndShadowDirty=!0,this.queueRender()}}updateBoundingBoxAndShadowIfDirty(){this.boundsAndShadowDirty&&(this.boundsAndShadowDirty=!1,this.updateBoundingBox(),this.updateShadow())}reset(){this.url=null,this.renderCount=0,this.queueRender(),this.shadow!=null&&this.shadow.setIntensity(0),this.bakedShadows.clear();const{_models:e}=this;for(const n of e)n?.removeFromParent();this._models=[];const t=this._currentGLTFs;for(const n of t)n?.dispose();this._currentGLTFs=[];for(const n of this.currentAnimationActions)n?.stop();this.currentAnimationActions=[];for(const n of this.mixers)n.stopAllAction(),n.uncacheRoot(this);this.mixers=[],this.mixerPausedStates=[]}dispose(){this.reset(),this.shadow!=null&&(this.shadow.dispose(),this.shadow=null),this.element[dl]=null,this.element[fl]=null,this.element[Gs]=null}get currentGLTF(){return this._currentGLTFs[0]||null}get currentGLTFs(){return this._currentGLTFs}setSize(e,t){if(!(this.width===e&&this.height===t)){if(this.width=Math.max(e,1),this.height=Math.max(t,1),this.annotationRenderer.setSize(e,t),this.aspect=this.width/this.height,this.externalRenderer!=null){const n=window.devicePixelRatio;this.externalRenderer.resize(e*n,t*n)}this.queueRender()}}markBakedShadow(e){e.userData.noHit=!0,this.bakedShadows.add(e)}unmarkBakedShadow(e){e.userData.noHit=!1,e.visible=!0,this.bakedShadows.delete(e),this.boundingBox.expandByObject(e)}findBakedShadows(e){const t=new dn;e.traverse(n=>{const i=n;if(!i.material||!i.material.transparent)return;t.setFromObject(i);const a=t.getSize(SB),o=Math.min(a.x,a.y,a.z);Math.max(a.x,a.y,a.z)<Hu*o||this.markBakedShadow(i)})}checkBakedShadows(){const{min:e,max:t}=this.boundingBox,n=new dn;this.boundingBox.getSize(this.size);for(const i of this.bakedShadows)n.setFromObject(i),!(n.min.y<e.y+this.size.y/Hu&&n.min.x<=e.x&&n.max.x>=t.x&&n.min.z<=e.z&&n.max.z>=t.z)&&(n.min.z<e.z+this.size.z/Hu&&n.min.x<=e.x&&n.max.x>=t.x&&n.min.y<=e.y&&n.max.y>=t.y||this.unmarkBakedShadow(i))}applyTransform(){const{models:e}=this;if(e.length===0)return;const t=Hi(this.element.orientation)[0].terms,n=Ai(t[0]).number,i=Ai(t[1]).number,s=Ai(t[2]).number,a=Hi(this.element.scale)[0].terms;for(const o of e)o.quaternion.setFromEuler(new Gn(i,s,n,"YXZ")),o.scale.set(a[0].number,a[1].number,a[2].number)}updateBoundingBox(){const{models:e}=this;if(e.length===0)return;for(const i of e)this.target.remove(i),this.findBakedShadows(i);const t=(i,s)=>i.expandByPoint(s);this.setBakedShadowVisibility(!1);let n=new dn;for(const i of e)n=Ic(i,t,n);if(this.boundingBox=n,this.boundingBox.isEmpty()){this.setBakedShadowVisibility(!0),this.bakedShadows.forEach(i=>this.unmarkBakedShadow(i)),n=new dn;for(const i of e)n=Ic(i,t,n);this.boundingBox=n}this.checkBakedShadows(),this.setBakedShadowVisibility(),this.boundingBox.getSize(this.size);for(const i of e)this.target.add(i)}async updateFraming(){const{models:e}=this;if(e.length===0)return;for(const o of e)this.target.remove(o);this.setBakedShadowVisibility(!1);const{center:t}=this.boundingSphere;this.element.requestUpdate("cameraTarget"),await this.element.updateComplete,t.copy(this.getTarget());const n=(o,c)=>Math.max(o,t.distanceToSquared(c));let i=0;for(const o of e)i=Math.max(i,Ic(o,n,0));this.boundingSphere.radius=Math.sqrt(i);const s=(o,c)=>{c.sub(t);const l=Math.sqrt(c.x*c.x+c.z*c.z);return Math.max(o,l/(this.idealCameraDistance()-Math.abs(c.y)))};let a=0;for(const o of e)a=Math.max(a,Ic(o,s,0));this.idealAspect=a/Math.tan(this.framedFoVDeg/2*Math.PI/180),this.setBakedShadowVisibility();for(const o of e)this.target.add(o)}setBakedShadowVisibility(e=this.shadowIntensity<=0){for(const t of this.bakedShadows)t.visible=e}idealCameraDistance(){const e=this.framedFoVDeg/2*Math.PI/180;return this.boundingSphere.radius/Math.sin(e)}adjustedFoV(e){const t=Math.tan(e/2*Math.PI/180)*Math.max(1,this.idealAspect/this.aspect);return 2*Math.atan(t)*180/Math.PI}getNDC(e,t){if(this.xrCamera!=null)Ka.set(e/window.screen.width,t/window.screen.height);else{const n=this.element.getBoundingClientRect();Ka.set((e-n.x)/this.width,(t-n.y)/this.height)}return Ka.multiplyScalar(2).subScalar(1),Ka.y*=-1,Ka}getSize(){return{width:this.width,height:this.height}}setEnvironmentAndSkybox(e,t){this.element[ot].arRenderer.presentedScene!==this&&(this.environment=e,this.setBackground(t),this.queueRender())}setBackground(e){this.groundedSkybox.map=e,this.groundedSkybox.isUsable()?(this.target.add(this.groundedSkybox),this.background=null):(this.target.remove(this.groundedSkybox),this.background=e)}farRadius(){return this.boundingSphere.radius*(this.groundedSkybox.parent!=null?$m:1)}setGroundedSkybox(){const e=Hi(this.element.skyboxHeight)[0].terms[0],t=Ai(e).number,n=$m*this.boundingSphere.radius;this.groundedSkybox.updateGeometry(t,n),this.groundedSkybox.position.y=t-(this.shadow?2*this.shadow.gap():0),this.setBackground(this.groundedSkybox.map)}setTarget(e,t,n){this.goalTarget.set(-e,-t,-n)}setTargetDamperDecayTime(e){this.targetDamperX.setDecayTime(e),this.targetDamperY.setDecayTime(e),this.targetDamperZ.setDecayTime(e)}getTarget(){return this.goalTarget.clone().multiplyScalar(-1)}getDynamicTarget(){return this.target.position.clone().multiplyScalar(-1)}jumpToGoal(){this.updateTarget(Bx)}updateTarget(e){const t=this.goalTarget,n=this.target.position;if(t.equals(n))return!1;{const i=this.boundingSphere.radius/10;let{x:s,y:a,z:o}=n;return s=this.targetDamperX.update(s,t.x,e,i),a=this.targetDamperY.update(a,t.y,e,i),o=this.targetDamperZ.update(o,t.z,e,i),this.groundedSkybox.position.x=-s,this.groundedSkybox.position.z=-o,this.target.position.set(s,a,o),this.target.updateMatrixWorld(),this.queueRender(),!0}}pointTowards(e,t){const{x:n,z:i}=this.position;this.yaw=Math.atan2(e-n,t-i)}get model(){return this._models[0]||null}get models(){return this._models}set yaw(e){this.scenePivot.rotation.y=e,this.groundedSkybox.rotation.y=-e,this.queueRender()}get yaw(){return this.scenePivot.rotation.y}set animationTime(e){for(const t of this.mixers)t.setTime(e);this.queueShadowRender()}get animationTime(){let e=0;for(const t of this.currentAnimationActions)if(t!=null){let n=t.time;const i=Math.max(t._loopCount,0);t.loop===wl&&(i&1)===1&&(n=(t.getClip()?t.getClip().duration:0)-t.time),n>e&&(e=n)}return e}set animationTimeScale(e){for(const t of this.mixers)t.timeScale=e}get animationTimeScale(){return this.mixers.length>0?this.mixers[0].timeScale:1}get duration(){let e=0;for(const t of this.currentAnimationActions)if(t!=null&&t.getClip()){const n=t.getClip().duration;n>e&&(e=n)}return e}get hasActiveAnimation(){return this.currentAnimationActions.some(e=>e!=null)}playAnimation(e=null,t=0,n=Xr,i=1/0,s=null){const a=s??0,o=s!=null?s+1:this._models.length;for(let c=a;c<o;c++){const l=this._currentGLTFs[c];if(l==null)continue;const h=l.animations||[];if(h.length===0)continue;let u=null;if(e!=null){for(let d=h.length-1;d>=0;d--)if(h[d].name===e){u=h[d];break}if(u==null){const d=parseInt(e);!isNaN(d)&&d>=0&&d<h.length&&(u=h[d])}}u==null&&(u=h[0]);try{const d=this.currentAnimationActions[c],f=this.mixers[c],p=f.clipAction(u,this._models[c]);this.currentAnimationActions[c]=p,this.element.paused?(f.stopAllAction(),this.mixerPausedStates[c]=!0):(p.paused=!1,this.mixerPausedStates[c]=!1,d!=null&&p!==d?p.crossFadeFrom(d,t,!1):this.animationTimeScale>0&&this.animationTime==this.duration&&(this.animationTime=0)),p.setLoop(n,i),p.enabled=!0,p.clampWhenFinished=!0,p.play()}catch(d){console.error(d)}}}appendAnimation(e="",t=Xr,n=1/0,i=1,s=1,a=!1,o=!1,c=!0,l=null,h=!1,u=null){if(this.currentGLTF==null||e===this.element.animationName)return;const{animations:d}=this;if(d==null||d.length===0)return;const f=e?this.animationsByName.get(e):null;if(f==null)return;if(typeof n=="string"?isNaN(parseFloat(n))?(n=1/0,console.warn(`Invalid repetitionCount value: ${n}. Using default: Infinity`)):(parseInt(n)<1&&console.warn(`Invalid repetitionCount value: ${n}. Using 1 as minimum.`),n=Math.max(parseInt(n),1)):typeof n=="number"&&n<1?(n=1,console.warn(`Invalid repetitionCount value: ${n}. Using  1 value as minimum.`)):console.warn(`Invalid repetitionCount value: ${n}. Using default: Infinity`),n===1&&t!==Ro&&(t=Ro),typeof i=="string"){const x=parseFloat(i);isNaN(x)||x<0||x>1?(i=1,console.warn(`Invalid weight value: ${i}. Using default: 1`)):i=x}if(typeof s=="string"){const x=parseFloat(s);isNaN(x)||x<0?(s=1,console.warn(`Invalid timeScale value: ${s}. Using default: 1`)):s=x}if(typeof l=="string"){const x=parseFloat(l);isNaN(x)?(l=null,console.warn(`Invalid time value: ${l}. Using default: 0 or previous time`)):l=x}const{shouldFade:p,duration:m}=this.parseFadeValue(a,!1,1.25),A=1.25;let g=!1,b=0;typeof o=="boolean"?(g=o,b=o?A:0):typeof o=="number"?(g=o>0,b=Math.max(o,0),o<0&&console.warn(`Invalid warp value: ${o}. Using default: false`)):typeof o=="string"&&(o.toLowerCase().trim()==="true"?(g=!0,b=A):o.toLowerCase().trim()==="false"?g=!1:isNaN(parseFloat(o))?console.warn(`Invalid warp value: ${o}. Using default: false`):(b=Math.max(parseFloat(o),0),g=b>0,b<=0&&console.warn(`Invalid warp value: ${o}. Using default: false`)));try{h&&this.appendedAnimations.includes(e)&&(this.markedAnimations.map(v=>v.name).includes(e)||this.markedAnimations.push({name:e,loopMode:t,repetitionCount:n}));const x=u??0,_=u!=null?u+1:this.mixers.length;for(let v=x;v<_;v++){const S=this.mixers[v],I=S.existingAction(f)||S.clipAction(f,this._models[v]||this),E=I.timeScale;typeof l=="number"&&(I.time=Math.min(Math.max(l,0),f.duration)),p?I.fadeIn(m):i>=0&&(I.weight=Math.min(Math.max(i,0),1)),g?I.warp(c?E:0,s,b):I.timeScale=s,I.isRunning()||(I.time==f.duration&&I.stop(),I.setLoop(t,n),I.paused=!1,I.enabled=!0,I.clampWhenFinished=!0,I.play())}this.appendedAnimations.includes(e)||this.element[J].appendedAnimations.push(e)}catch(x){console.error(x)}}parseFadeValue(e,t=!0,n=1.5){const i=s=>s.toLowerCase().trim();if(typeof e=="boolean")return{shouldFade:e,duration:e?n:0};if(typeof e=="number"){const s=Math.max(e,0);return{shouldFade:s>0,duration:s}}if(typeof e=="string"){const s=i(e);if(s==="true")return{shouldFade:!0,duration:n};if(s==="false")return{shouldFade:!1,duration:0};const a=parseFloat(s);if(!isNaN(a)){const o=Math.max(a,0);return{shouldFade:o>0,duration:o}}}return console.warn(`Invalid fade value: ${e}. Using default: ${t}`),{shouldFade:t,duration:t?n:0}}detachAnimation(e="",t=!0,n=null){if(this.currentGLTF==null||e===this.element.animationName)return;const{animations:i}=this;if(i==null||i.length===0)return;const s=e?this.animationsByName.get(e):null;if(s==null)return;const{shouldFade:a,duration:o}=this.parseFadeValue(t,!0,1.5);try{const c=n??0,l=n!=null?n+1:this.mixers.length;for(let h=c;h<l;h++){const u=this.mixers[h],d=u.existingAction(s)||u.clipAction(s,this._models[h]||this);a?d.fadeOut(o):d.stop()}this.element[J].appendedAnimations=this.element[J].appendedAnimations.filter(h=>h!==e)}catch(c){console.error(c)}}updateAnimationLoop(e="",t=Xr,n=1/0,i=null){if(this.currentGLTF==null||e===this.element.animationName)return;const{animations:s}=this;if(s==null||s.length===0)return;let a=null;if(e&&(a=this.animationsByName.get(e)),a!=null)try{const o=i??0,c=i!=null?i+1:this.mixers.length;for(let l=o;l<c;l++){const h=this.mixers[l],u=h.existingAction(a)||h.clipAction(a,this._models[l]||this);u.stop(),u.setLoop(t,n),u.play()}}catch(o){console.error(o)}}stopAnimation(){this.currentAnimationActions.fill(null);for(const e of this.mixers)e.stopAllAction();this.mixerPausedStates.fill(!0)}isAllAnimationsPaused(){return this.mixerPausedStates.every(e=>e)}pauseAnimation(e=null){const t=e??0,n=e!=null?e+1:this.mixers.length;for(let i=t;i<n;i++)this.mixerPausedStates[i]=!0}unpauseAnimation(e=null){const t=e??0,n=e!=null?e+1:this.mixers.length;for(let i=t;i<n;i++)this.mixerPausedStates[i]=!1}updateAnimation(e){for(let t=0;t<this.mixers.length;t++)this.mixerPausedStates[t]||this.mixers[t].update(e);this.queueShadowRender()}subscribeMixerEvent(e,t){for(const n of this.mixers)n.addEventListener(e,t)}updateShadow(){const e=this.shadow;if(e!=null){const t=this.element.arPlacement==="wall"?"back":"bottom";e.setScene(this,this.shadowSoftness,t),e.needsUpdate=!0}}renderShadow(e){this.updateBoundingBoxAndShadowIfDirty();const t=this.shadow;t!=null&&t.needsUpdate==!0&&(t.render(e,this),t.needsUpdate=!1)}queueShadowRender(){this.shadow!=null&&(this.shadow.needsUpdate=!0)}setShadowIntensity(e){if(this.shadowIntensity=e,this.currentGLTF!=null&&(this.setBakedShadowVisibility(),!(e<=0&&this.shadow==null))){if(this.shadow==null){const t=this.element.arPlacement==="wall"?"back":"bottom";this.shadow=new yB(this,this.shadowSoftness,t)}this.shadow.setIntensity(e)}}setShadowSoftness(e){this.shadowSoftness=e;const t=this.shadow;t?.setSoftness(e)}setShadowOffset(e){const t=this.shadow;t?.setOffset(e)}getHit(e=this){return qc.intersectObject(e,!0).find(n=>n.object.visible&&!n.object.userData.noHit)}hitFromController(e,t=this){return qc.setFromXRController(e),this.getHit(t)}hitFromPoint(e,t=this){return qc.setFromCamera(e,this.getCamera()),this.getHit(t)}getModelIndexFromHit(e){let t=e.object;for(;t!=null;){const n=this.models.indexOf(t);if(n!==-1)return n;t=t.parent}return 0}positionAndNormalFromPoint(e,t=this){var n;const i=this.hitFromPoint(e,t);if(i==null)return null;const s=i.point,a=i.face!=null?i.face.normal.clone().applyNormalMatrix(new Qe().getNormalMatrix(i.object.matrixWorld)):qc.ray.direction.clone().multiplyScalar(-1),o=(n=i.uv)!==null&&n!==void 0?n:null,c=this.getModelIndexFromHit(i),l=this.models[c]||this.target,h=new Oe().copy(l.matrixWorld).invert();return{position:s,normal:a,uv:o,modelIndex:c,worldToModel:h}}surfaceFromPoint(e,t=this){var n;const i=this.hitFromPoint(e,t);if(i==null||i.face==null)return null;const s=this.getModelIndexFromHit(i),a=s===0?this.element.model:(n=this.element.extraModels)===null||n===void 0?void 0:n[s-1];if(a==null)return null;const o=a[af](i);if(o==null)return null;const{meshes:c,primitives:l}=o.mesh.userData.associations,h=new R,u=new R,d=new R,{a:f,b:p,c:m}=i.face,A=i.object;A.getVertexPosition(f,h),A.getVertexPosition(p,u),A.getVertexPosition(m,d);const g=new wn(h,u,d),b=new R;g.getBarycoord(A.worldToLocal(i.point),b),g.getBarycoord(A.worldToLocal(i.point),b);const x=`${c} ${l} ${f} ${p} ${m} ${b.x.toFixed(3)} ${b.y.toFixed(3)} ${b.z.toFixed(3)}`;return s===0?x:`${s} ${x}`}updateHotspotAttachment(e){const t=e.modelIndex!=null&&e.modelIndex>0&&this._models[e.modelIndex]?this._models[e.modelIndex]:this.target;e.parent!==t&&(t.add(e),e.updatePosition(e.position.toArray().join(" ")+"m"),e.updateMatrixWorld(!0))}addHotspot(e){this.updateHotspotAttachment(e),this.annotationRenderer.domElement.appendChild(e.element),this.updateSurfaceHotspot(e)}removeHotspot(e){e.parent&&e.parent.remove(e)}forHotspots(e){const t=[...this.target.children];for(let n=0,i=t.length;n<i;n++){const s=t[n];s instanceof cf&&e(s)}for(const n of this._models)if(n&&n!==this.target){const i=[...n.children];for(let s=0,a=i.length;s<a;s++){const o=i[s];o instanceof cf&&e(o)}}}updateSurfaceHotspot(e){var t,n;if(e.surface==null)return;const i=Hi(e.surface)[0].terms;if(i.length!==8&&i.length!==9){console.warn(e.surface+" does not have exactly 8 or 9 numbers. Did you use an outdated string?");return}const s=i.length===8,a=s?0:i[0].number,o=s?0:1,c=(t=e.modelIndex)!==null&&t!==void 0?t:a;e.modelIndex=c,this.updateHotspotAttachment(e);const l=c===0?this.element.model:(n=this.element.extraModels)===null||n===void 0?void 0:n[c-1];if(l==null)return;const h=l[rE](i[0+o].number,i[1+o].number);if(h==null){console.warn(e.surface+" does not match a node/primitive in this glTF! Skipping this hotspot.");return}const u=h.mesh.geometry.attributes.position.count,d=new R(i[2+o].number,i[3+o].number,i[4+o].number);if(d.x>=u||d.y>=u||d.z>=u){console.warn(e.surface+" vertex indices out of range in this glTF! Skipping this hotspot.");return}const f=new R(i[5+o].number,i[6+o].number,i[7+o].number);e.mesh=h.mesh,e.tri=d,e.bary=f,e.updateSurface()}animateSurfaceHotspots(){this.element.paused||this.forHotspots(e=>{e.updateSurface()})}updateHotspotsVisibility(e){this.forHotspots(t=>{zu.copy(e),Ym.setFromMatrixPosition(t.matrixWorld),zu.sub(Ym),Jm.copy(t.normal).transformDirection(this.target.matrixWorld),zu.dot(Jm)<0?t.hide():t.show()})}orientHotspots(e){this.forHotspots(t=>{t.orient(e)})}setHotspotsVisibility(e){this.forHotspots(t=>{t.visible=e})}updateSchema(e){var t;const{schemaElement:n,element:i}=this,{alt:s,poster:a,iosSrc:o}=i;if(e!=null){const c=[{"@type":"MediaObject",contentUrl:e,encodingFormat:((t=e.split(".").pop())===null||t===void 0?void 0:t.toLowerCase())==="gltf"?"model/gltf+json":"model/gltf-binary"}];o&&c.push({"@type":"MediaObject",contentUrl:o,encodingFormat:"model/vnd.usdz+zip"});const l={"@context":"http://schema.org/","@type":"3DModel",image:a??void 0,name:s??void 0,encoding:c};n.textContent=JSON.stringify(l),document.head.appendChild(n)}else n.parentElement!=null&&n.parentElement.removeChild(n)}}class MB extends EventTarget{constructor(){super(...arguments),this.ongoingActivities=new Set,this.totalProgress=0}get ongoingActivityCount(){return this.ongoingActivities.size}beginActivity(e){const t={progress:0,completed:!1};return this.ongoingActivities.add(t),this.ongoingActivityCount===1&&this.announceTotalProgress(t,0,e),n=>{let i;return i=Math.max(fi(n,0,1),t.progress),i!==t.progress&&this.announceTotalProgress(t,i,e),t.progress}}announceTotalProgress(e,t,n){let i=0,s=0;t==1&&(e.completed=!0);for(const c of this.ongoingActivities){const{progress:l}=c;i+=1-l,c.completed&&s++}const a=e.progress;e.progress=t,this.totalProgress+=(t-a)*(1-this.totalProgress)/i;const o=s===this.ongoingActivityCount?1:this.totalProgress;this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:o,reason:n}})),s===this.ongoingActivityCount&&(this.totalProgress=0,this.ongoingActivities.clear())}}var ah=function(r,e,t,n){var i=arguments.length,s=i<3?e:n===null?n=Object.getOwnPropertyDescriptor(e,t):n,a;if(typeof Reflect=="object"&&typeof Reflect.decorate=="function")s=Reflect.decorate(r,e,t,n);else for(var o=r.length-1;o>=0;o--)(a=r[o])&&(s=(i<3?a(s):i>3?a(e,t,s):a(e,t))||s);return i>3&&s&&Object.defineProperty(e,t,s),s},Zm,e0,t0,n0,i0,s0,r0,a0,o0,c0,l0,h0,u0,d0,f0;const IB=10,wB=50,TB=0,RB=300,BB=150,ps=document.createElement("canvas"),Vu=Symbol("fallbackResizeHandler"),p0=Symbol("defaultAriaLabel"),jc=Symbol("resizeObserver"),Fr=Symbol("clearModelTimeout"),Wu=Symbol("onContextLost"),Ls=Symbol("loaded"),qu=Symbol("status"),ju=Symbol("onFocus"),Xu=Symbol("onBlur"),Ku=Symbol("onSlotChange"),$u=Symbol("onExtraModelChanged"),Qr=Symbol("updateSize"),Xc=Symbol("intersectionObserver"),Hs=Symbol("isElementInViewport"),Ql=Symbol("announceModelVisibility"),Wr=Symbol("ariaLabel"),lf=Symbol("altDefaulted"),$a=Symbol("statusElement"),Gl=Symbol("updateStatus"),ho=Symbol("loadedTime"),cs=Symbol("updateSource"),A0=Symbol("markLoaded"),pl=Symbol("container"),$n=Symbol("input"),hf=Symbol("canvas"),J=Symbol("scene"),en=Symbol("needsRender"),gi=Symbol("tick"),mi=Symbol("onModelLoad"),Hl=Symbol("onResize"),ot=Symbol("renderer"),nr=Symbol("progressTracker"),g0=Symbol("getLoaded"),ir=Symbol("getModelIsVisible"),pa=Symbol("shouldAttemptPreload"),ls=r=>({x:r.x,y:r.y,z:r.z,toString(){return`${this.x}m ${this.y}m ${this.z}m`}}),uf=r=>({u:r.x,v:r.y,toString(){return`${this.u} ${this.v}`}});class Vo extends as{static get is(){return"model-viewer"}static set modelCacheSize(e){_n[rs].evictionThreshold=e}static get modelCacheSize(){return _n[rs].evictionThreshold}static set minimumRenderScale(e){e>1&&console.warn("<model-viewer> minimumRenderScale has been clamped to a maximum value of 1."),e<=0&&console.warn("<model-viewer> minimumRenderScale has been clamped to a minimum value of 0.25."),On.singleton.minScale=e}static get minimumRenderScale(){return On.singleton.minScale}get loaded(){return this[g0]()}get[(Zm=Hs,e0=Ls,t0=ho,n0=qu,i0=Fr,s0=Ku,r0=$u,a0=Vu,o0=Ql,c0=jc,l0=Xc,h0=nr,ot)](){return On.singleton}get modelIsVisible(){return this[ir]()}constructor(){super(),this.alt=null,this.src=null,this.withCredentials=!1,this.generateSchema=!1,this[Zm]=!1,this[e0]=!1,this[t0]=0,this[n0]="",this[i0]=null,this[s0]=()=>{if(!this[J])return;const i=Array.from(this.querySelectorAll("extra-model")),s=i.map(o=>o.src).filter(o=>o!=null),a=this[J].extraUrls||[];(s.join(",")!==a.join(",")||i.length!==a.length)&&this[cs]()},this[r0]=i=>{const s=i,a=s.target,c=Array.from(this.querySelectorAll("extra-model")).indexOf(a);if(console.log(`[onExtraModelChanged] childIndex: ${c} srcChanged: ${s.detail.srcChanged} offset: ${s.detail.offset}`),c===-1)return;const l=this.src?c+1:c;s.detail.srcChanged?(this[Ls]=!1,this[cs]()):this[J]&&this[J].updateModelTransforms(l,s.detail.offset,s.detail.orientation,s.detail.scale)},this[a0]=jA(()=>{const i=this.getBoundingClientRect();this[Qr](i)},wB),this[o0]=jA(i=>{const s=this.modelIsVisible;s!==i&&this.dispatchEvent(new CustomEvent("model-visibility",{detail:{visible:s}}))},TB),this[c0]=null,this[l0]=null,this[h0]=new MB,this[u0]=()=>{this[$a].textContent=this[qu]},this[d0]=()=>{this[$a].textContent=""},this[f0]=i=>{this.dispatchEvent(new CustomEvent("error",{detail:{type:"webglcontextlost",sourceError:i.sourceEvent}}))},this.attachShadow({mode:"open"});const e=this.shadowRoot;iT(e),this[pl]=e.querySelector(".container"),this[$n]=e.querySelector(".userInput"),this[hf]=e.querySelector("canvas"),this[$a]=e.querySelector("#status"),this[p0]=this[$n].getAttribute("aria-label");let t,n;if(this.isConnected){const i=this.getBoundingClientRect();t=i.width,n=i.height}else t=RB,n=BB;this[J]=new CB({canvas:this[hf],element:this,width:t,height:n}),Promise.resolve().then(()=>{this[Qr](this.getBoundingClientRect())}),Kh&&(this[jc]=new ResizeObserver(i=>{if(!this[ot].isPresenting)for(let s of i)s.target===this&&this[Qr](s.contentRect)})),$h?this[Xc]=new IntersectionObserver(i=>{for(let s of i)if(s.target===this){const a=this.modelIsVisible;this[Hs]=s.isIntersecting,this[Ql](a),console.log(`IntersectionObserver fired! isIntersecting: ${s.isIntersecting}`),this[Hs]&&!this.loaded&&this[cs]()}},{root:null,rootMargin:"0px",threshold:1e-5}):this[Hs]=!0}connectedCallback(){super.connectedCallback&&super.connectedCallback(),Kh?this[jc].observe(this):self.addEventListener("resize",this[Vu]),$h&&this[Xc].observe(this),this.addEventListener("focus",this[ju]),this.addEventListener("blur",this[Xu]),this.addEventListener("extra-model-changed",this[$u]);const e=this.shadowRoot.querySelector(".slot.default slot");e&&e.addEventListener("slotchange",this[Ku]);const t=this[ot];t.addEventListener("contextlost",this[Wu]),t.registerScene(this[J]),this[Fr]!=null&&(self.clearTimeout(this[Fr]),this[Fr]=null,this.requestUpdate("src",null))}disconnectedCallback(){super.disconnectedCallback&&super.disconnectedCallback(),Kh?this[jc].unobserve(this):self.removeEventListener("resize",this[Vu]),$h&&this[Xc].unobserve(this),this.removeEventListener("focus",this[ju]),this.removeEventListener("blur",this[Xu]),this.removeEventListener("extra-model-changed",this[$u]);const e=this.shadowRoot.querySelector(".slot.default slot");e&&e.removeEventListener("slotchange",this[Ku]);const t=this[ot];t.removeEventListener("contextlost",this[Wu]),t.unregisterScene(this[J]),this[Fr]=self.setTimeout(()=>{this[J].dispose(),this[Fr]=null},IB)}updated(e){if(super.updated(e),e.has("src")){const t=Array.from(this.querySelectorAll("extra-model")),i=t.map(s=>s.src).filter(s=>s!=null).join(",")===(this[J].extraUrls||[]).join(",");this.src==null&&t.length===0?(this[Ls]=!1,this[ho]=0,this[J].reset()):(this.src!==this[J].url||!i)&&(this[Ls]=!1,this[ho]=0,this[cs]())}if(e.has("alt")&&this[$n].setAttribute("aria-label",this[Wr]),e.has("generateSchema"))if(this.generateSchema){const n=Array.from(this.querySelectorAll("extra-model")).map(s=>s.src).filter(s=>s!=null),i=this.src||n[0]||null;this[J].updateSchema(i)}else this[J].updateSchema(null)}toDataURL(e,t){return this[ot].displayCanvas(this[J]).toDataURL(e,t)}async toBlob(e){const t=e?e.mimeType:void 0,n=e?e.qualityArgument:void 0,i=e?e.idealAspect:void 0,{width:s,height:a,idealAspect:o,aspect:c}=this[J],{dpr:l,scaleFactor:h}=this[ot];let u=s*h*l,d=a*h*l,f=0,p=0;if(i===!0)if(o>c){const m=d;d=Math.round(u/o),p=(m-d)/2}else{const m=u;u=Math.round(d*o),f=(m-u)/2}ps.width=u,ps.height=d;try{return new Promise(async(m,A)=>{ps.getContext("2d").drawImage(this[ot].displayCanvas(this[J]),f,p,u,d,0,0,u,d),ps.toBlob(g=>{if(!g)return A(new Error("Unable to retrieve canvas blob"));m(g)},t,n)})}finally{this[Qr]({width:s,height:a})}}registerEffectComposer(e){e.setRenderer(this[ot].threeRenderer),e.setMainCamera(this[J].getCamera()),e.setMainScene(this[J]),this[J].effectRenderer=e}unregisterEffectComposer(){this[J].effectRenderer=null}registerRenderer(e){this[J].externalRenderer=e}unregisterRenderer(){this[J].externalRenderer=null}get[Wr](){return this[lf]}get[lf](){return this.alt==null||this.alt==="null"?this[p0]:this.alt}[g0](){return this[Ls]}[ir](){return this.loaded&&this[Hs]}[pa](){const e=Array.from(this.querySelectorAll("extra-model"));return!!(this.src||e.length>0)&&this[Hs]}[Qr]({width:e,height:t}){e===0||t===0||(this[pl].style.width=`${e}px`,this[pl].style.height=`${t}px`,this[Hl]({width:e,height:t}))}[gi](e,t){var n;(n=this[J].effectRenderer)===null||n===void 0||n.beforeRender(e,t)}[A0](){this[Ls]||(this[Ls]=!0,this[ho]=performance.now())}[en](){this[J].queueRender()}[mi](){}[Gl](e){this[qu]=e;const t=this.getRootNode();t!=null&&t.activeElement===this&&this[$a].textContent!=e&&(this[$a].textContent=e)}[(u0=ju,d0=Xu,Hl)](e){this[J].setSize(e.width,e.height)}async[(f0=Wu,cs)](){const e=this[J],n=Array.from(this.querySelectorAll("extra-model")).map(c=>c.src).filter(c=>c!=null),i=n.join(",")===(e.extraUrls||[]).join(",");if(console.log(`[$updateSource] called! 
src: ${this.src}
extraUrls: ${n.join(",")}
loaded: ${this.loaded}`),this.loaded||!this[pa]()||this.src===e.url&&i){console.log("[$updateSource] BAILING OUT EARLY!");return}const s=this.src,a=s||n[0]||null;this.generateSchema&&e.updateSchema(a),this[Gl]("Loading"),e.stopAnimation();const o=this[nr].beginActivity("model-load");try{const c=e.setSource(s,n,u=>o(fi(u,0,1)*.95)),l=this[Ul]();await Promise.all([c,l]),Array.from(this.querySelectorAll("extra-model")).forEach((u,d)=>{const f=this.src?d+1:d;this[J].updateModelTransforms(f,u.offset,u.orientation,u.scale)}),this[A0](),this[mi](),this.updateComplete.then(()=>{this.dispatchEvent(new CustomEvent("before-render"))}),await new Promise(u=>{const d=setTimeout(()=>{console.warn("rAF timed out in updateSource"),u()},500);requestAnimationFrame(()=>{requestAnimationFrame(()=>{clearTimeout(d),u()})})}),this.dispatchEvent(new CustomEvent("load",{detail:{url:a}}))}catch(c){this.dispatchEvent(new CustomEvent("error",{detail:{type:"loadfailure",sourceError:c}}))}finally{o(1)}}}ah([Re({type:String})],Vo.prototype,"alt",void 0);ah([Re({type:String})],Vo.prototype,"src",void 0);ah([Re({type:Boolean,attribute:"with-credentials"})],Vo.prototype,"withCredentials",void 0);ah([Re({type:Boolean,attribute:"generate-schema"})],Vo.prototype,"generateSchema",void 0);var Yu=function(r,e,t,n){var i=arguments.length,s=i<3?e:n===null?n=Object.getOwnPropertyDescriptor(e,t):n,a;if(typeof Reflect=="object"&&typeof Reflect.decorate=="function")s=Reflect.decorate(r,e,t,n);else for(var o=r.length-1;o>=0;o--)(a=r[o])&&(s=(i<3?a(s):i>3?a(e,t,s):a(e,t))||s);return i>3&&s&&Object.defineProperty(e,t,s),s};const m0=1e3,Kc=Symbol("changeAnimation"),b0=Symbol("appendAnimation"),x0=Symbol("detachAnimation"),Ps=Symbol("paused"),DB={repetitions:1/0,pingpong:!1},LB={pingpong:!1,repetitions:null,weight:1,timeScale:1,fade:!1,warp:!1,relativeWarp:!0,time:null},PB={fade:!0},FB=r=>{var e;class t extends r{constructor(...i){super(i),this.autoplay=!1,this.animationName=void 0,this.animationCrossfadeDuration=300,this[e]=!0,this[J].subscribeMixerEvent("loop",s=>{const a=s.action._loopCount,o=s.action._clip.name,c=s.action._clip.uuid,l=this[J].markedAnimations.find(h=>h.name===o);if(l){this[J].updateAnimationLoop(l.name,l.loopMode,l.repetitionCount);const h=this[J].markedAnimations.filter(u=>u.name!==o);this[J].markedAnimations=h}this.dispatchEvent(new CustomEvent("loop",{detail:{count:a,name:o,uuid:c}}))}),this[J].subscribeMixerEvent("finished",s=>{if(!this[J].appendedAnimations.includes(s.action._clip.name))this[Ps]=!0;else{const a=this[J].appendedAnimations.filter(o=>o!==s.action._clip.name);this[J].appendedAnimations=a}this.dispatchEvent(new CustomEvent("finished"))})}get availableAnimations(){return this.loaded?this[J].animationNames:[]}get duration(){return this[J].duration}get paused(){return this[J].isAllAnimationsPaused()}get currentTime(){return this[J].animationTime}get 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scene-viewer quick-look",Ln={QUICK_LOOK:"quick-look",SCENE_VIEWER:"scene-viewer",WEBXR:"webxr",NONE:"none"},Fi=Symbol("arButtonContainer"),D0=Symbol("enterARWithWebXR"),L0=Symbol("openSceneViewer"),P0=Symbol("openIOSARQuickLook"),fD=Symbol("canActivateAR"),Yc=Symbol("arMode"),nd=Symbol("arModes"),Nr=Symbol("arAnchor"),Jc=Symbol("preload"),Zc=Symbol("onARButtonContainerClick"),id=Symbol("onARStatus"),sd=Symbol("onARTracking"),rd=Symbol("onARTap"),eo=Symbol("selectARMode"),ad=Symbol("triggerLoad"),pD=r=>{var e,t,n,i,s,a,o,c,l,h;class u extends r{constructor(){super(...arguments),this.ar=!1,this.arScale="auto",this.arUsdzMaxTextureSize="auto",this.arPlacement="floor",this.arModes=dD,this.iosSrc=null,this.xrEnvironment=!1,this[e]=!1,this[t]=this.shadowRoot.querySelector(".ar-button"),this[n]=document.createElement("a"),this[i]=new Set,this[s]=Ln.NONE,this[a]=!1,this[o]=f=>{f.preventDefault(),this.activateAR()},this[c]=({status:f})=>{(f===Qi.NOT_PRESENTING||this[ot].arRenderer.presentedScene===this[J])&&(this.setAttribute("ar-status",f),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:f}})),f===Qi.NOT_PRESENTING?this.removeAttribute("ar-tracking"):f===Qi.SESSION_STARTED&&this.setAttribute("ar-tracking",tf.TRACKING))},this[l]=({status:f})=>{this.setAttribute("ar-tracking",f),this.dispatchEvent(new CustomEvent("ar-tracking",{detail:{status:f}}))},this[h]=f=>{f.data=="_apple_ar_quicklook_button_tapped"&&this.dispatchEvent(new CustomEvent("quick-look-button-tapped"))}}get canActivateAR(){return this[Yc]!==Ln.NONE}connectedCallback(){super.connectedCallback(),this[ot].arRenderer!=null&&(this[ot].arRenderer.addEventListener("status",this[id]),this.setAttribute("ar-status",Qi.NOT_PRESENTING),this[ot].arRenderer.addEventListener("tracking",this[sd])),this[Nr].addEventListener("message",this[rd])}disconnectedCallback(){super.disconnectedCallback(),this[ot].arRenderer!=null&&(this[ot].arRenderer.removeEventListener("status",this[id]),this[ot].arRenderer.removeEventListener("tracking",this[sd])),this[Nr].removeEventListener("message",this[rd])}update(f){super.update(f),f.has("arScale")&&(this[J].canScale=this.arScale!=="fixed"),f.has("arPlacement")&&(this[J].updateShadow(),this[en]()),f.has("arModes")&&(this[nd]=uD(this.arModes)),(f.has("ar")||f.has("arModes")||f.has("src")||f.has("iosSrc")||f.has("arUsdzMaxTextureSize"))&&this[eo]()}async activateAR(){switch(this[Yc]){case Ln.QUICK_LOOK:await this[P0]();break;case Ln.WEBXR:await this[D0]();break;case Ln.SCENE_VIEWER:await this[L0]();break;default:console.warn("No AR Mode can be activated. This is probably due to missing configuration or device capabilities");break}}async[(e=fD,t=Fi,n=Nr,i=nd,s=Yc,a=Jc,o=Zc,c=id,l=sd,h=rd,eo)](){var f;let p=Ln.NONE;if(this.ar){if(this.src!=null)for(const m of this[nd]){if(m==="webxr"&&Pb&&!T0&&await this[ot].arRenderer.supportsPresentation()){p=Ln.WEBXR;break}if(m==="scene-viewer"&&!R0&&(zw||navigator.userAgentData&&navigator.userAgentData.getHighEntropyValues&&(!((f=(await navigator.userAgentData.getHighEntropyValues(["formFactor"])).formFactor)===null||f===void 0)&&f.includes("XR")))){p=Ln.SCENE_VIEWER;break}if(m==="quick-look"&&WA&&!VA&&(!Fb||this.iosSrc!=null)){p=Ln.QUICK_LOOK;break}}p===Ln.NONE&&this.iosSrc!=null&&WA&&!VA&&(p=Ln.QUICK_LOOK)}if(p!==Ln.NONE)this[Fi].classList.add("enabled"),this[Fi].addEventListener("click",this[Zc]);else if(this[Fi].classList.contains("enabled")){this[Fi].removeEventListener("click",this[Zc]),this[Fi].classList.remove("enabled");const m=Qi.FAILED;this.setAttribute("ar-status",m),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:m}}))}this[Yc]=p}async[D0](){console.log("Attempting to present in AR with WebXR..."),await this[ad]();try{this[Fi].removeEventListener("click",this[Zc]);const{arRenderer:f}=this[ot];f.placeOnWall=this.arPlacement==="wall",await f.present(this[J],this.xrEnvironment)}catch(f){console.warn("Error while trying to present in AR with WebXR"),console.error(f),await this[ot].arRenderer.stopPresenting(),T0=!0,console.warn("Falling back to next ar-mode"),await this[eo](),this.activateAR()}finally{this[eo]()}}async[ad](){this.loaded||(this[Jc]=!0,this[cs](),await jw(this,"load"),this[Jc]=!1)}[pa](){return super[pa]()||this[Jc]}async[L0](){const f=self.location.toString(),p=new URL(f),A=Array.from(this.querySelectorAll("extra-model")).map(S=>S.src).filter(S=>S!=null),g=this.src||A[0]||null;if(!g){console.warn("No src or extra-model provided for Scene Viewer fallback.");return}let b=new URL(g,f);b.hash&&(b.hash="");const x=new URLSearchParams(b.search);if(p.hash=B0,x.set("mode","ar_preferred"),x.has("disable_occlusion")||x.set("disable_occlusion","true"),this.arScale==="fixed"&&x.set("resizable","false"),this.arPlacement==="wall"&&x.set("enable_vertical_placement","true"),x.has("sound")){const S=new URL(x.get("sound"),f);x.set("sound",S.toString())}if(x.has("link")){const S=new URL(x.get("link"),f);x.set("link",S.toString())}const _=`intent://arvr.google.com/scene-viewer/1.2?${x.toString()+"&file="+encodeURIComponent(b.toString())}#Intent;scheme=https;package=com.google.android.googlequicksearchbox;action=android.intent.action.VIEW;S.browser_fallback_url=${encodeURIComponent(p.toString())};end;`,v=()=>{self.location.hash===B0&&(R0=!0,self.history.back(),console.warn("Error while trying to present in AR with Scene Viewer"),console.warn("Falling back to next ar-mode"),this[eo]())};self.addEventListener("hashchange",v,{once:!0}),this[Nr].setAttribute("href",_),console.log("Attempting to present in AR with Scene Viewer..."),this[Nr].click()}async[P0](){const f=!this.iosSrc;this[Fi].classList.remove("enabled");const p=f?await this.prepareUSDZ():this.iosSrc,m=new URL(p,self.location.toString());if(f){const b=self.location.toString(),x=new URL(b),v=Array.from(this.querySelectorAll("extra-model")).map(I=>I.src).filter(I=>I!=null),S=this.src||v[0]||null;if(S){const I=new URL(S,x);I.hash&&(m.hash=I.hash)}}this.arScale==="fixed"&&(m.hash&&(m.hash+="&"),m.hash+="allowsContentScaling=0");const A=this[Nr];A.setAttribute("rel","ar");const g=document.createElement("img");A.appendChild(g),A.setAttribute("href",m.toString()),f&&A.setAttribute("download","model.usdz"),A.style.display="none",A.isConnected||this.shadowRoot.appendChild(A),console.log("Attempting to present in AR with Quick Look..."),A.click(),A.removeChild(g),f&&URL.revokeObjectURL(p),this[Fi].classList.add("enabled")}async prepareUSDZ(){const f=this[nr].beginActivity("usdz-conversion");await this[ad]();const{models:p,shadow:m,target:A}=this[J];if(p.length===0||p[0]==null)return"";let g=!1;m!=null&&(g=m.visible,m.visible=!1),f(.2);const b=new JB,x=new ht;x.position.copy(A.position);for(const I of p)A.remove(I),x.add(I);x.updateWorldMatrix(!1,!0);const _=await b.parseAsync(x,{maxTextureSize:isNaN(this.arUsdzMaxTextureSize)?1/0:Math.max(parseInt(this.arUsdzMaxTextureSize),16)});for(const I of p)x.remove(I),A.add(I);const v=new Blob([_],{type:"model/vnd.usdz+zip"}),S=URL.createObjectURL(v);return f(1),m!=null&&(m.visible=g),S}}return Ns([Re({type:Boolean,attribute:"ar"})],u.prototype,"ar",void 0),Ns([Re({type:String,attribute:"ar-scale"})],u.prototype,"arScale",void 0),Ns([Re({type:String,attribute:"ar-usdz-max-texture-size"})],u.prototype,"arUsdzMaxTextureSize",void 0),Ns([Re({type:String,attribute:"ar-placement"})],u.prototype,"arPlacement",void 0),Ns([Re({type:String,attribute:"ar-modes"})],u.prototype,"arModes",void 0),Ns([Re({type:String,attribute:"ios-src"})],u.prototype,"iosSrc",void 0),Ns([Re({type:Boolean,attribute:"xr-environment"})],u.prototype,"xrEnvironment",void 0),u};var od=function(r,e,t,n){var i=arguments.length,s=i<3?e:n===null?n=Object.getOwnPropertyDescriptor(e,t):n,a;if(typeof Reflect=="object"&&typeof Reflect.decorate=="function")s=Reflect.decorate(r,e,t,n);else for(var o=r.length-1;o>=0;o--)(a=r[o])&&(s=(i<3?a(s):i>3?a(e,t,s):a(e,t))||s);return i>3&&s&&Object.defineProperty(e,t,s),s};const AD=100,gD="https://www.gstatic.com/draco/versioned/decoders/1.5.6/",mD="https://www.gstatic.com/basis-universal/versioned/2021-04-15-ba1c3e4/",bD="https://cdn.jsdelivr.net/npm/three@0.149.0/examples/jsm/loaders/LottieLoader.js",cd={AUTO:"auto"},F0={AUTO:"auto",EAGER:"eager"},Ur=Symbol("defaultProgressBarElement"),ld=Symbol("posterContainerElement"),Or=Symbol("defaultPosterElement"),to=Symbol("shouldDismissPoster"),hd=Symbol("hidePoster"),el=Symbol("modelIsRevealed"),ud=Symbol("updateProgressBar"),xD=Symbol("ariaLabelCallToAction"),dd=Symbol("onProgress"),ED=r=>{var e,t,n,i,s,a,o,c;class l extends r{static set dracoDecoderLocation(u){_n.setDRACODecoderLocation(u)}static get dracoDecoderLocation(){return _n.getDRACODecoderLocation()}static set ktx2TranscoderLocation(u){_n.setKTX2TranscoderLocation(u)}static get ktx2TranscoderLocation(){return _n.getKTX2TranscoderLocation()}static set meshoptDecoderLocation(u){_n.setMeshoptDecoderLocation(u)}static get meshoptDecoderLocation(){return _n.getMeshoptDecoderLocation()}static set lottieLoaderLocation(u){On.singleton.textureUtils.lottieLoaderUrl=u}static get lottieLoaderLocation(){return On.singleton.textureUtils.lottieLoaderUrl}static mapURLs(u){On.singleton.loader[Os].manager.setURLModifier(u)}dismissPoster(){this.loaded?this[hd]():(this[to]=!0,this[cs]())}showPoster(){const u=this[ld];if(u.classList.contains("show"))return;u.classList.add("show"),this[$n].classList.remove("show");const d=this[Or];d.removeAttribute("tabindex"),d.removeAttribute("aria-hidden");const f=this.modelIsVisible;this[el]=!1,this[Ql](f)}getDimensions(){return this[J].updateBoundingBoxAndShadowIfDirty(),ls(this[J].size)}getBoundingBoxCenter(){return this[J].updateBoundingBoxAndShadowIfDirty(),ls(this[J].boundingBox.getCenter(new R))}constructor(...u){super(...u),this.poster=null,this.reveal=cd.AUTO,this.loading=F0.AUTO,this[e]=!1,this[t]=!1,this[n]=this.shadowRoot.querySelector(".slot.poster"),this[i]=this.shadowRoot.querySelector("#default-poster"),this[s]=this.shadowRoot.querySelector("#default-progress-bar > .bar"),this[a]=this[Or].getAttribute("aria-label"),this[o]=Ww(A=>{const g=this[Ur].parentNode;requestAnimationFrame(()=>{this[Ur].style.transform=`scaleX(${A})`,A===0&&(g.removeChild(this[Ur]),g.appendChild(this[Ur])),this[Ur].classList.toggle("hide",A===1)})},AD),this[c]=A=>{const g=A.detail.totalProgress,b=A.detail.reason;g===1&&(this[ud].flush(),this.loaded&&(this[to]||this.reveal===cd.AUTO)&&this[hd]()),this[ud](g),this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:g,reason:b}}))};const d=self.ModelViewerElement||{},f=d.dracoDecoderLocation||gD;_n.setDRACODecoderLocation(f);const p=d.ktx2TranscoderLocation||mD;_n.setKTX2TranscoderLocation(p),d.meshoptDecoderLocation&&_n.setMeshoptDecoderLocation(d.meshoptDecoderLocation);const m=d.lottieLoaderLocation||bD;On.singleton.textureUtils!=null&&(On.singleton.textureUtils.lottieLoaderUrl=m)}connectedCallback(){super.connectedCallback(),this.loaded||this.showPoster(),this[nr].addEventListener("progress",this[dd])}disconnectedCallback(){super.disconnectedCallback(),this[nr].removeEventListener("progress",this[dd])}async updated(u){super.updated(u),u.has("poster")&&this.poster!=null&&(this[Or].style.backgroundImage=`url(${this.poster})`),u.has("alt")&&this[Or].setAttribute("aria-label",this[lf]),(u.has("reveal")||u.has("loading"))&&this[cs]()}[(e=el,t=to,n=ld,i=Or,s=Ur,a=xD,o=ud,c=dd,pa)](){const u=Array.from(this.querySelectorAll("extra-model"));return!!(this.src||u.length>0)&&(this[to]||this.loading===F0.EAGER||this.reveal===cd.AUTO&&this[Hs])}[hd](){this[to]=!1;const u=this[ld];if(!u.classList.contains("show"))return;u.classList.remove("show"),this[$n].classList.add("show");const d=this.modelIsVisible;this[el]=!0,this[Ql](d);const f=this.getRootNode();f&&f.activeElement===this&&this[$n].focus();const p=this[Or];p.setAttribute("aria-hidden","true"),p.tabIndex=-1,this.dispatchEvent(new CustomEvent("poster-dismissed"))}[ir](){return super[ir]()&&this[el]}}return od([Re({type:String})],l.prototype,"poster",void 0),od([Re({type:String})],l.prototype,"reveal",void 0),od([Re({type:String})],l.prototype,"loading",void 0),l};var fd=function(r,e,t,n){var i=arguments.length,s=i<3?e:n===null?n=Object.getOwnPropertyDescriptor(e,t):n,a;if(typeof Reflect=="object"&&typeof Reflect.decorate=="function")s=Reflect.decorate(r,e,t,n);else for(var o=r.length-1;o>=0;o--)(a=r[o])&&(s=(i<3?a(s):i>3?a(e,t,s):a(e,t))||s);return i>3&&s&&Object.defineProperty(e,t,s),s};const _D=Math.PI/32,vD=3e3,yD={basis:[rh(An(_D,"rad"))],keywords:{auto:[null]}},kr=Symbol("autoRotateStartTime"),pd=Symbol("radiansPerSecond"),N0=Symbol("syncRotationRate"),Ad=Symbol("onCameraChange"),SD=r=>{var e,t,n;class i extends r{constructor(){super(...arguments),this.autoRotate=!1,this.autoRotateDelay=vD,this.rotationPerSecond="auto",this[e]=performance.now(),this[t]=0,this[n]=a=>{this.autoRotate&&a.detail.source==="user-interaction"&&(this[kr]=performance.now())}}connectedCallback(){super.connectedCallback(),this.addEventListener("camera-change",this[Ad]),this[kr]=performance.now()}disconnectedCallback(){super.disconnectedCallback(),this.removeEventListener("camera-change",this[Ad]),this[kr]=performance.now()}updated(a){super.updated(a),a.has("autoRotate")&&(this[kr]=performance.now())}[(e=kr,t=pd,N0)](a){this[pd]=a[0]}[gi](a,o){if(super[gi](a,o),!this.autoRotate||!this[ir]()||this[ot].isPresenting)return;const c=Math.min(o,a-this[kr]-this.autoRotateDelay);c>0&&(this[J].yaw=this.turntableRotation+this[pd]*c*.001)}get turntableRotation(){return this[J].yaw}resetTurntableRotation(a=0){this[J].yaw=a}}return n=Ad,fd([Re({type:Boolean,attribute:"auto-rotate"})],i.prototype,"autoRotate",void 0),fd([Re({type:Number,attribute:"auto-rotate-delay"})],i.prototype,"autoRotateDelay",void 0),fd([ss({intrinsics:yD,updateHandler:N0}),Re({type:String,attribute:"rotation-per-second"})],i.prototype,"rotationPerSecond",void 0),i};const CD=NB(gB(SD(Jw(pR(pD(ED(FB(Vo))))))));customElements.define("model-viewer",CD);export{Nl as CanvasTexture,Vi as FileLoader,Ei as Loader,CD as ModelViewerElement,St as NearestFilter};