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Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this},sub:function(t,e){return void 0!==e?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this},applyMatrix4:function(t){const e=this.x,n=this.y,i=this.z,r=this.w,o=t.elements;return this.x=o[0]*e+o[4]*n+o[8]*i+o[12]*r,this.y=o[1]*e+o[5]*n+o[9]*i+o[13]*r,this.z=o[2]*e+o[6]*n+o[10]*i+o[14]*r,this.w=o[3]*e+o[7]*n+o[11]*i+o[15]*r,this},divideScalar:function(t){return this.multiplyScalar(1/t)},setAxisAngleFromQuaternion:function(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this},setAxisAngleFromRotationMatrix:function(t){let e,n,i,r;const o=.01,s=.1,a=t.elements,c=a[0],l=a[4],h=a[8],u=a[1],p=a[5],d=a[9],f=a[2],m=a[6],g=a[10];if(Math.abs(l-u)a&&t>v?tv?a=0?1:-1,i=1-e*e;if(i>Number.EPSILON){const r=Math.sqrt(i),o=Math.atan2(r,e*n);t=Math.sin(t*o)/r,s=Math.sin(s*o)/r}const r=s*n;if(a=a*t+u*r,c=c*t+p*r,l=l*t+d*r,h=h*t+f*r,t===1-s){const t=1/Math.sqrt(a*a+c*c+l*l+h*h);a*=t,c*=t,l*=t,h*=t}}t[e]=a,t[e+1]=c,t[e+2]=l,t[e+3]=h},multiplyQuaternionsFlat:function(t,e,n,i,r,o){const s=n[i],a=n[i+1],c=n[i+2],l=n[i+3],h=r[o],u=r[o+1],p=r[o+2],d=r[o+3];return t[e]=s*d+l*h+a*p-c*u,t[e+1]=a*d+l*u+c*h-s*p,t[e+2]=c*d+l*p+s*u-a*h,t[e+3]=l*d-s*h-a*u-c*p,t}}),Object.defineProperties(gn.prototype,{x:{get:function(){return this._x},set:function(t){this._x=t,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(t){this._y=t,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(t){this._z=t,this._onChangeCallback()}},w:{get:function(){return this._w},set:function(t){this._w=t,this._onChangeCallback()}}}),Object.assign(gn.prototype,{isQuaternion:!0,set:function(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this},setFromEuler:function(t,e){if(!t||!t.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");const n=t._x,i=t._y,r=t._z,o=t.order,s=Math.cos,a=Math.sin,c=s(n/2),l=s(i/2),h=s(r/2),u=a(n/2),p=a(i/2),d=a(r/2);switch(o){case"XYZ":this._x=u*l*h+c*p*d,this._y=c*p*h-u*l*d,this._z=c*l*d+u*p*h,this._w=c*l*h-u*p*d;break;case"YXZ":this._x=u*l*h+c*p*d,this._y=c*p*h-u*l*d,this._z=c*l*d-u*p*h,this._w=c*l*h+u*p*d;break;case"ZXY":this._x=u*l*h-c*p*d,this._y=c*p*h+u*l*d,this._z=c*l*d+u*p*h,this._w=c*l*h-u*p*d;break;case"ZYX":this._x=u*l*h-c*p*d,this._y=c*p*h+u*l*d,this._z=c*l*d-u*p*h,this._w=c*l*h+u*p*d;break;case"YZX":this._x=u*l*h+c*p*d,this._y=c*p*h+u*l*d,this._z=c*l*d-u*p*h,this._w=c*l*h-u*p*d;break;case"XZY":this._x=u*l*h-c*p*d,this._y=c*p*h-u*l*d,this._z=c*l*d+u*p*h,this._w=c*l*h+u*p*d;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+o)}return!1!==e&&this._onChangeCallback(),this},setFromAxisAngle:function(t,e){const n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this._onChangeCallback(),this},setFromRotationMatrix:function(t){const e=t.elements,n=e[0],i=e[4],r=e[8],o=e[1],s=e[5],a=e[9],c=e[2],l=e[6],h=e[10],u=n+s+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(l-a)*t,this._y=(r-c)*t,this._z=(o-i)*t}else if(n>s&&n>h){const t=2*Math.sqrt(1+n-s-h);this._w=(l-a)/t,this._x=.25*t,this._y=(i+o)/t,this._z=(r+c)/t}else if(s>h){const t=2*Math.sqrt(1+s-n-h);this._w=(r-c)/t,this._x=(i+o)/t,this._y=.25*t,this._z=(a+l)/t}else{const t=2*Math.sqrt(1+h-n-s);this._w=(o-i)/t,this._x=(r+c)/t,this._y=(a+l)/t,this._z=.25*t}return this._onChangeCallback(),this},setFromUnitVectors:function(t,e){const n=1e-6;let i=t.dot(e)+1;return iMath.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=i),this.normalize()},angleTo:function(t){return 2*Math.acos(Math.abs(sn.clamp(this.dot(t),-1,1)))},rotateTowards:function(t,e){const n=this.angleTo(t);if(0===n)return this;const i=Math.min(1,e/n);return this.slerp(t,i),this},inverse:function(){return this.conjugate()},conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this},dot:function(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(t,e)):this.multiplyQuaternions(this,t)},premultiply:function(t){return this.multiplyQuaternions(t,this)},multiplyQuaternions:function(t,e){const n=t._x,i=t._y,r=t._z,o=t._w,s=e._x,a=e._y,c=e._z,l=e._w;return this._x=n*l+o*s+i*c-r*a,this._y=i*l+o*a+r*s-n*c,this._z=r*l+o*c+n*a-i*s,this._w=o*l-n*s-i*a-r*c,this._onChangeCallback(),this},slerp:function(t,e){if(0===e)return this;if(1===e)return this.copy(t);const n=this._x,i=this._y,r=this._z,o=this._w;let s=o*t._w+n*t._x+i*t._y+r*t._z;if(s<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,s=-s):this.copy(t),s>=1)return this._w=o,this._x=n,this._y=i,this._z=r,this;const a=1-s*s;if(a<=Number.EPSILON){const t=1-e;return this._w=t*o+e*this._w,this._x=t*n+e*this._x,this._y=t*i+e*this._y,this._z=t*r+e*this._z,this.normalize(),this._onChangeCallback(),this}const c=Math.sqrt(a),l=Math.atan2(c,s),h=Math.sin((1-e)*l)/c,u=Math.sin(e*l)/c;return this._w=o*h+this._w*u,this._x=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w},fromArray:function(t,e){return void 0===e&&(e=0),this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t},fromBufferAttribute:function(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this},_onChange:function(t){return this._onChangeCallback=t,this},_onChangeCallback:function(){}});const vn=new xn,yn=new gn;function xn(t=0,e=0,n=0){this.x=t,this.y=e,this.z=n}Object.assign(xn.prototype,{isVector3:!0,set:function(t,e,n){return this.x=t,this.y=e,this.z=n,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setComponent:function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this},getComponent:function(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this},add:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this},sub:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this},multiplyVectors:function(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this},applyEuler:function(t){return t&&t.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(yn.setFromEuler(t))},applyAxisAngle:function(t,e){return this.applyQuaternion(yn.setFromAxisAngle(t,e))},applyMatrix3:function(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this},applyNormalMatrix:function(t){return this.applyMatrix3(t).normalize()},applyMatrix4:function(t){const e=this.x,n=this.y,i=this.z,r=t.elements,o=1/(r[3]*e+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*e+r[4]*n+r[8]*i+r[12])*o,this.y=(r[1]*e+r[5]*n+r[9]*i+r[13])*o,this.z=(r[2]*e+r[6]*n+r[10]*i+r[14])*o,this},applyQuaternion:function(t){const e=this.x,n=this.y,i=this.z,r=t.x,o=t.y,s=t.z,a=t.w,c=a*e+o*i-s*n,l=a*n+s*e-r*i,h=a*i+r*n-o*e,u=-r*e-o*n-s*i;return this.x=c*a+u*-r+l*-s-h*-o,this.y=l*a+u*-o+h*-r-c*-s,this.z=h*a+u*-s+c*-o-l*-r,this},project:function(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)},unproject:function(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)},transformDirection:function(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,this.normalize()},divide:function(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this},divideScalar:function(t){return this.multiplyScalar(1/t)},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this},clampScalar:function(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this},clampLength:function(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(t){return this.normalize().multiplyScalar(t)},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this},lerpVectors:function(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this},cross:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e)):this.crossVectors(this,t)},crossVectors:function(t,e){const n=t.x,i=t.y,r=t.z,o=e.x,s=e.y,a=e.z;return this.x=i*a-r*s,this.y=r*o-n*a,this.z=n*s-i*o,this},projectOnVector:function(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)},projectOnPlane:function(t){return vn.copy(this).projectOnVector(t),this.sub(vn)},reflect:function(t){return this.sub(vn.copy(t).multiplyScalar(2*this.dot(t)))},angleTo:function(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(sn.clamp(n,-1,1))},distanceTo:function(t){return Math.sqrt(this.distanceToSquared(t))},distanceToSquared:function(t){const e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i},manhattanDistanceTo:function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)},setFromSpherical:function(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)},setFromSphericalCoords:function(t,e,n){const i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this},setFromCylindrical:function(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)},setFromCylindricalCoords:function(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this},setFromMatrixPosition:function(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this},setFromMatrixScale:function(t){const e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this},setFromMatrixColumn:function(t,e){return this.fromArray(t.elements,4*e)},setFromMatrix3Column:function(t,e){return this.fromArray(t.elements,3*e)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t},fromBufferAttribute:function(t,e,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this},random:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}});const bn=new xn,_n=new An,wn=new xn(0,0,0),Mn=new xn(1,1,1),Sn=new xn,Tn=new xn,En=new xn;function An(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}Object.assign(An.prototype,{isMatrix4:!0,set:function(t,e,n,i,r,o,s,a,c,l,h,u,p,d,f,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=o,g[9]=s,g[13]=a,g[2]=c,g[6]=l,g[10]=h,g[14]=u,g[3]=p,g[7]=d,g[11]=f,g[15]=m,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new An).fromArray(this.elements)},copy:function(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this},copyPosition:function(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this},extractBasis:function(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},makeBasis:function(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this},extractRotation:function(t){const e=this.elements,n=t.elements,i=1/bn.setFromMatrixColumn(t,0).length(),r=1/bn.setFromMatrixColumn(t,1).length(),o=1/bn.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*o,e[9]=n[9]*o,e[10]=n[10]*o,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromEuler:function(t){t&&t.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");const e=this.elements,n=t.x,i=t.y,r=t.z,o=Math.cos(n),s=Math.sin(n),a=Math.cos(i),c=Math.sin(i),l=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=o*l,n=o*h,i=s*l,r=s*h;e[0]=a*l,e[4]=-a*h,e[8]=c,e[1]=n+i*c,e[5]=t-r*c,e[9]=-s*a,e[2]=r-t*c,e[6]=i+n*c,e[10]=o*a}else if("YXZ"===t.order){const t=a*l,n=a*h,i=c*l,r=c*h;e[0]=t+r*s,e[4]=i*s-n,e[8]=o*c,e[1]=o*h,e[5]=o*l,e[9]=-s,e[2]=n*s-i,e[6]=r+t*s,e[10]=o*a}else if("ZXY"===t.order){const t=a*l,n=a*h,i=c*l,r=c*h;e[0]=t-r*s,e[4]=-o*h,e[8]=i+n*s,e[1]=n+i*s,e[5]=o*l,e[9]=r-t*s,e[2]=-o*c,e[6]=s,e[10]=o*a}else if("ZYX"===t.order){const t=o*l,n=o*h,i=s*l,r=s*h;e[0]=a*l,e[4]=i*c-n,e[8]=t*c+r,e[1]=a*h,e[5]=r*c+t,e[9]=n*c-i,e[2]=-c,e[6]=s*a,e[10]=o*a}else if("YZX"===t.order){const t=o*a,n=o*c,i=s*a,r=s*c;e[0]=a*l,e[4]=r-t*h,e[8]=i*h+n,e[1]=h,e[5]=o*l,e[9]=-s*l,e[2]=-c*l,e[6]=n*h+i,e[10]=t-r*h}else if("XZY"===t.order){const t=o*a,n=o*c,i=s*a,r=s*c;e[0]=a*l,e[4]=-h,e[8]=c*l,e[1]=t*h+r,e[5]=o*l,e[9]=n*h-i,e[2]=i*h-n,e[6]=s*l,e[10]=r*h+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromQuaternion:function(t){return this.compose(wn,t,Mn)},lookAt:function(t,e,n){const i=this.elements;return En.subVectors(t,e),0===En.lengthSq()&&(En.z=1),En.normalize(),Sn.crossVectors(n,En),0===Sn.lengthSq()&&(1===Math.abs(n.z)?En.x+=1e-4:En.z+=1e-4,En.normalize(),Sn.crossVectors(n,En)),Sn.normalize(),Tn.crossVectors(En,Sn),i[0]=Sn.x,i[4]=Tn.x,i[8]=En.x,i[1]=Sn.y,i[5]=Tn.y,i[9]=En.y,i[2]=Sn.z,i[6]=Tn.z,i[10]=En.z,this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(t,e)):this.multiplyMatrices(this,t)},premultiply:function(t){return this.multiplyMatrices(t,this)},multiplyMatrices:function(t,e){const n=t.elements,i=e.elements,r=this.elements,o=n[0],s=n[4],a=n[8],c=n[12],l=n[1],h=n[5],u=n[9],p=n[13],d=n[2],f=n[6],m=n[10],g=n[14],v=n[3],y=n[7],x=n[11],b=n[15],_=i[0],w=i[4],M=i[8],S=i[12],T=i[1],E=i[5],A=i[9],L=i[13],R=i[2],P=i[6],C=i[10],O=i[14],N=i[3],D=i[7],I=i[11],z=i[15];return r[0]=o*_+s*T+a*R+c*N,r[4]=o*w+s*E+a*P+c*D,r[8]=o*M+s*A+a*C+c*I,r[12]=o*S+s*L+a*O+c*z,r[1]=l*_+h*T+u*R+p*N,r[5]=l*w+h*E+u*P+p*D,r[9]=l*M+h*A+u*C+p*I,r[13]=l*S+h*L+u*O+p*z,r[2]=d*_+f*T+m*R+g*N,r[6]=d*w+f*E+m*P+g*D,r[10]=d*M+f*A+m*C+g*I,r[14]=d*S+f*L+m*O+g*z,r[3]=v*_+y*T+x*R+b*N,r[7]=v*w+y*E+x*P+b*D,r[11]=v*M+y*A+x*C+b*I,r[15]=v*S+y*L+x*O+b*z,this},multiplyScalar:function(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this},determinant:function(){const t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],o=t[1],s=t[5],a=t[9],c=t[13],l=t[2],h=t[6],u=t[10],p=t[14],d=t[3],f=t[7],m=t[11],g=t[15];return d*(+r*a*h-i*c*h-r*s*u+n*c*u+i*s*p-n*a*p)+f*(+e*a*p-e*c*u+r*o*u-i*o*p+i*c*l-r*a*l)+m*(+e*c*h-e*s*p-r*o*h+n*o*p+r*s*l-n*c*l)+g*(-i*s*l-e*a*h+e*s*u+i*o*h-n*o*u+n*a*l)},transpose:function(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this},setPosition:function(t,e,n){const i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this},getInverse:function(t,e){void 0!==e&&console.warn("THREE.Matrix4: .getInverse() can no longer be configured to throw on degenerate.");const n=this.elements,i=t.elements,r=i[0],o=i[1],s=i[2],a=i[3],c=i[4],l=i[5],h=i[6],u=i[7],p=i[8],d=i[9],f=i[10],m=i[11],g=i[12],v=i[13],y=i[14],x=i[15],b=d*y*u-v*f*u+v*h*m-l*y*m-d*h*x+l*f*x,_=g*f*u-p*y*u-g*h*m+c*y*m+p*h*x-c*f*x,w=p*v*u-g*d*u+g*l*m-c*v*m-p*l*x+c*d*x,M=g*d*h-p*v*h-g*l*f+c*v*f+p*l*y-c*d*y,S=r*b+o*_+s*w+a*M;if(0===S)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const T=1/S;return n[0]=b*T,n[1]=(v*f*a-d*y*a-v*s*m+o*y*m+d*s*x-o*f*x)*T,n[2]=(l*y*a-v*h*a+v*s*u-o*y*u-l*s*x+o*h*x)*T,n[3]=(d*h*a-l*f*a-d*s*u+o*f*u+l*s*m-o*h*m)*T,n[4]=_*T,n[5]=(p*y*a-g*f*a+g*s*m-r*y*m-p*s*x+r*f*x)*T,n[6]=(g*h*a-c*y*a-g*s*u+r*y*u+c*s*x-r*h*x)*T,n[7]=(c*f*a-p*h*a+p*s*u-r*f*u-c*s*m+r*h*m)*T,n[8]=w*T,n[9]=(g*d*a-p*v*a-g*o*m+r*v*m+p*o*x-r*d*x)*T,n[10]=(c*v*a-g*l*a+g*o*u-r*v*u-c*o*x+r*l*x)*T,n[11]=(p*l*a-c*d*a-p*o*u+r*d*u+c*o*m-r*l*m)*T,n[12]=M*T,n[13]=(p*v*s-g*d*s+g*o*f-r*v*f-p*o*y+r*d*y)*T,n[14]=(g*l*s-c*v*s-g*o*h+r*v*h+c*o*y-r*l*y)*T,n[15]=(c*d*s-p*l*s+p*o*h-r*d*h-c*o*f+r*l*f)*T,this},scale:function(t){const e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this},getMaxScaleOnAxis:function(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))},makeTranslation:function(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this},makeRotationX:function(t){const e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this},makeRotationY:function(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this},makeRotationZ:function(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this},makeRotationAxis:function(t,e){const n=Math.cos(e),i=Math.sin(e),r=1-n,o=t.x,s=t.y,a=t.z,c=r*o,l=r*s;return this.set(c*o+n,c*s-i*a,c*a+i*s,0,c*s+i*a,l*s+n,l*a-i*o,0,c*a-i*s,l*a+i*o,r*a*a+n,0,0,0,0,1),this},makeScale:function(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this},makeShear:function(t,e,n){return this.set(1,e,n,0,t,1,n,0,t,e,1,0,0,0,0,1),this},compose:function(t,e,n){const i=this.elements,r=e._x,o=e._y,s=e._z,a=e._w,c=r+r,l=o+o,h=s+s,u=r*c,p=r*l,d=r*h,f=o*l,m=o*h,g=s*h,v=a*c,y=a*l,x=a*h,b=n.x,_=n.y,w=n.z;return i[0]=(1-(f+g))*b,i[1]=(p+x)*b,i[2]=(d-y)*b,i[3]=0,i[4]=(p-x)*_,i[5]=(1-(u+g))*_,i[6]=(m+v)*_,i[7]=0,i[8]=(d+y)*w,i[9]=(m-v)*w,i[10]=(1-(u+f))*w,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this},decompose:function(t,e,n){const i=this.elements;let r=bn.set(i[0],i[1],i[2]).length(),o=bn.set(i[4],i[5],i[6]).length(),s=bn.set(i[8],i[9],i[10]).length();const a=this.determinant();a<0&&(r=-r),t.x=i[12],t.y=i[13],t.z=i[14],_n.copy(this);const c=1/r,l=1/o,h=1/s;return _n.elements[0]*=c,_n.elements[1]*=c,_n.elements[2]*=c,_n.elements[4]*=l,_n.elements[5]*=l,_n.elements[6]*=l,_n.elements[8]*=h,_n.elements[9]*=h,_n.elements[10]*=h,e.setFromRotationMatrix(_n),n.x=r,n.y=o,n.z=s,this},makePerspective:function(t,e,n,i,r,o){void 0===o&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");const s=this.elements,a=2*r/(e-t),c=2*r/(n-i),l=(e+t)/(e-t),h=(n+i)/(n-i),u=-(o+r)/(o-r),p=-2*o*r/(o-r);return s[0]=a,s[4]=0,s[8]=l,s[12]=0,s[1]=0,s[5]=c,s[9]=h,s[13]=0,s[2]=0,s[6]=0,s[10]=u,s[14]=p,s[3]=0,s[7]=0,s[11]=-1,s[15]=0,this},makeOrthographic:function(t,e,n,i,r,o){const s=this.elements,a=1/(e-t),c=1/(n-i),l=1/(o-r),h=(e+t)*a,u=(n+i)*c,p=(o+r)*l;return s[0]=2*a,s[4]=0,s[8]=0,s[12]=-h,s[1]=0,s[5]=2*c,s[9]=0,s[13]=-u,s[2]=0,s[6]=0,s[10]=-2*l,s[14]=-p,s[3]=0,s[7]=0,s[11]=0,s[15]=1,this},equals:function(t){const e=this.elements,n=t.elements;for(let i=0;i<16;i++)if(e[i]!==n[i])return!1;return!0},fromArray:function(t,e){void 0===e&&(e=0);for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}});const Ln=new An,Rn=new gn;function Pn(t=0,e=0,n=0,i=Pn.DefaultOrder){this._x=t,this._y=e,this._z=n,this._order=i}function Cn(){this.mask=1}Pn.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],Pn.DefaultOrder="XYZ",Object.defineProperties(Pn.prototype,{x:{get:function(){return this._x},set:function(t){this._x=t,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(t){this._y=t,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(t){this._z=t,this._onChangeCallback()}},order:{get:function(){return this._order},set:function(t){this._order=t,this._onChangeCallback()}}}),Object.assign(Pn.prototype,{isEuler:!0,set:function(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._order=i||this._order,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this},setFromRotationMatrix:function(t,e,n){const i=sn.clamp,r=t.elements,o=r[0],s=r[4],a=r[8],c=r[1],l=r[5],h=r[9],u=r[2],p=r[6],d=r[10];switch(e=e||this._order,e){case"XYZ":this._y=Math.asin(i(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-h,d),this._z=Math.atan2(-s,o)):(this._x=Math.atan2(p,l),this._z=0);break;case"YXZ":this._x=Math.asin(-i(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(c,l)):(this._y=Math.atan2(-u,o),this._z=0);break;case"ZXY":this._x=Math.asin(i(p,-1,1)),Math.abs(p)<.9999999?(this._y=Math.atan2(-u,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(c,o));break;case"ZYX":this._y=Math.asin(-i(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(p,d),this._z=Math.atan2(c,o)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(i(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-h,l),this._y=Math.atan2(-u,o)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-i(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(p,l),this._y=Math.atan2(a,o)):(this._x=Math.atan2(-h,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!1!==n&&this._onChangeCallback(),this},setFromQuaternion:function(t,e,n){return Ln.makeRotationFromQuaternion(t),this.setFromRotationMatrix(Ln,e,n)},setFromVector3:function(t,e){return this.set(t.x,t.y,t.z,e||this._order)},reorder:function(t){return Rn.setFromEuler(this),this.setFromQuaternion(Rn,t)},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order},fromArray:function(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t},toVector3:function(t){return t?t.set(this._x,this._y,this._z):new xn(this._x,this._y,this._z)},_onChange:function(t){return this._onChangeCallback=t,this},_onChangeCallback:function(){}}),Object.assign(Cn.prototype,{set:function(t){this.mask=1<1){for(let t=0;t1){for(let t=0;t0){i.children=[];for(let e=0;e0&&(n.geometries=e),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),s.length>0&&(n.images=s),a.length>0&&(n.shapes=a)}return n.object=i,n;function o(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}},clone:function(t){return(new this.constructor).copy(this,t)},copy:function(t,e){if(void 0===e&&(e=!0),this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let n=0;ns)return!1}return!0}Object.assign(si.prototype,{isBox3:!0,set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromArray:function(t){let e=1/0,n=1/0,i=1/0,r=-1/0,o=-1/0,s=-1/0;for(let a=0,c=t.length;ar&&(r=c),l>o&&(o=l),h>s&&(s=h)}return this.min.set(e,n,i),this.max.set(r,o,s),this},setFromBufferAttribute:function(t){let e=1/0,n=1/0,i=1/0,r=-1/0,o=-1/0,s=-1/0;for(let a=0,c=t.count;ar&&(r=c),l>o&&(o=l),h>s&&(s=h)}return this.min.set(e,n,i),this.max.set(r,o,s),this},setFromPoints:function(t){this.makeEmpty();for(let e=0,n=t.length;ethis.max.x||t.ythis.max.y||t.zthis.max.z)},containsBox:function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z},getParameter:function(t,e){return void 0===e&&(console.warn("THREE.Box3: .getParameter() target is now required"),e=new xn),e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(t){return!(t.max.xthis.max.x||t.max.ythis.max.y||t.max.zthis.max.z)},intersectsSphere:function(t){return this.clampPoint(t.center,Yn),Yn.distanceToSquared(t.center)<=t.radius*t.radius},intersectsPlane:function(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant},intersectsTriangle:function(t){if(this.isEmpty())return!1;this.getCenter(ni),ii.subVectors(this.max,ni),Jn.subVectors(t.a,ni),Qn.subVectors(t.b,ni),Kn.subVectors(t.c,ni),$n.subVectors(Qn,Jn),ti.subVectors(Kn,Qn),ei.subVectors(Jn,Kn);let e=[0,-$n.z,$n.y,0,-ti.z,ti.y,0,-ei.z,ei.y,$n.z,0,-$n.x,ti.z,0,-ti.x,ei.z,0,-ei.x,-$n.y,$n.x,0,-ti.y,ti.x,0,-ei.y,ei.x,0];return!!ai(e,Jn,Qn,Kn,ii)&&(e=[1,0,0,0,1,0,0,0,1],!!ai(e,Jn,Qn,Kn,ii)&&(ri.crossVectors($n,ti),e=[ri.x,ri.y,ri.z],ai(e,Jn,Qn,Kn,ii)))},clampPoint:function(t,e){return void 0===e&&(console.warn("THREE.Box3: .clampPoint() target is now required"),e=new xn),e.copy(t).clamp(this.min,this.max)},distanceToPoint:function(t){const e=Yn.copy(t).clamp(this.min,this.max);return e.sub(t).length()},getBoundingSphere:function(t){return void 0===t&&console.error("THREE.Box3: .getBoundingSphere() target is now required"),this.getCenter(t.center),t.radius=.5*this.getSize(Yn).length(),t},intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},applyMatrix4:function(t){return this.isEmpty()||(Xn[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Xn[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Xn[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Xn[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Xn[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Xn[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Xn[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Xn[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Xn)),this},translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}});const ci=new si;function li(t,e){this.center=void 0!==t?t:new xn,this.radius=void 0!==e?e:-1}Object.assign(li.prototype,{set:function(t,e){return this.center.copy(t),this.radius=e,this},setFromPoints:function(t,e){const n=this.center;void 0!==e?n.copy(e):ci.setFromPoints(t).getCenter(n);let i=0;for(let r=0,o=t.length;rthis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e},getBoundingBox:function(t){return void 0===t&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),t=new si),this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)},applyMatrix4:function(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this},translate:function(t){return this.center.add(t),this},equals:function(t){return t.center.equals(this.center)&&t.radius===this.radius}});const hi=new xn,ui=new xn,pi=new xn,di=new xn,fi=new xn,mi=new xn,gi=new xn;function vi(t,e){this.origin=void 0!==t?t:new xn,this.direction=void 0!==e?e:new xn(0,0,-1)}Object.assign(vi.prototype,{set:function(t,e){return this.origin.copy(t),this.direction.copy(e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this},at:function(t,e){return void 0===e&&(console.warn("THREE.Ray: .at() target is now required"),e=new xn),e.copy(this.direction).multiplyScalar(t).add(this.origin)},lookAt:function(t){return this.direction.copy(t).sub(this.origin).normalize(),this},recast:function(t){return this.origin.copy(this.at(t,hi)),this},closestPointToPoint:function(t,e){void 0===e&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),e=new xn),e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(n).add(this.origin)},distanceToPoint:function(t){return Math.sqrt(this.distanceSqToPoint(t))},distanceSqToPoint:function(t){const e=hi.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(hi.copy(this.direction).multiplyScalar(e).add(this.origin),hi.distanceToSquared(t))},distanceSqToSegment:function(t,e,n,i){ui.copy(t).add(e).multiplyScalar(.5),pi.copy(e).sub(t).normalize(),di.copy(this.origin).sub(ui);const r=.5*t.distanceTo(e),o=-this.direction.dot(pi),s=di.dot(this.direction),a=-di.dot(pi),c=di.lengthSq(),l=Math.abs(1-o*o);let h,u,p,d;if(l>0)if(h=o*a-s,u=o*s-a,d=r*l,h>=0)if(u>=-d)if(u<=d){const t=1/l;h*=t,u*=t,p=h*(h+o*u+2*s)+u*(o*h+u+2*a)+c}else u=r,h=Math.max(0,-(o*u+s)),p=-h*h+u*(u+2*a)+c;else u=-r,h=Math.max(0,-(o*u+s)),p=-h*h+u*(u+2*a)+c;else u<=-d?(h=Math.max(0,-(-o*r+s)),u=h>0?-r:Math.min(Math.max(-r,-a),r),p=-h*h+u*(u+2*a)+c):u<=d?(h=0,u=Math.min(Math.max(-r,-a),r),p=u*(u+2*a)+c):(h=Math.max(0,-(o*r+s)),u=h>0?r:Math.min(Math.max(-r,-a),r),p=-h*h+u*(u+2*a)+c);else u=o>0?-r:r,h=Math.max(0,-(o*u+s)),p=-h*h+u*(u+2*a)+c;return n&&n.copy(this.direction).multiplyScalar(h).add(this.origin),i&&i.copy(pi).multiplyScalar(u).add(ui),p},intersectSphere:function(t,e){hi.subVectors(t.center,this.origin);const n=hi.dot(this.direction),i=hi.dot(hi)-n*n,r=t.radius*t.radius;if(i>r)return null;const o=Math.sqrt(r-i),s=n-o,a=n+o;return s<0&&a<0?null:s<0?this.at(a,e):this.at(s,e)},intersectsSphere:function(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius},distanceToPlane:function(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null},intersectPlane:function(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)},intersectsPlane:function(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;const n=t.normal.dot(this.direction);return n*e<0},intersectBox:function(t,e){let n,i,r,o,s,a;const c=1/this.direction.x,l=1/this.direction.y,h=1/this.direction.z,u=this.origin;return c>=0?(n=(t.min.x-u.x)*c,i=(t.max.x-u.x)*c):(n=(t.max.x-u.x)*c,i=(t.min.x-u.x)*c),l>=0?(r=(t.min.y-u.y)*l,o=(t.max.y-u.y)*l):(r=(t.max.y-u.y)*l,o=(t.min.y-u.y)*l),n>o||r>i?null:((r>n||n!==n)&&(n=r),(o=0?(s=(t.min.z-u.z)*h,a=(t.max.z-u.z)*h):(s=(t.max.z-u.z)*h,a=(t.min.z-u.z)*h),n>a||s>i?null:((s>n||n!==n)&&(n=s),(a=0?n:i,e)))},intersectsBox:function(t){return null!==this.intersectBox(t,hi)},intersectTriangle:function(t,e,n,i,r){fi.subVectors(e,t),mi.subVectors(n,t),gi.crossVectors(fi,mi);let o,s=this.direction.dot(gi);if(s>0){if(i)return null;o=1}else{if(!(s<0))return null;o=-1,s=-s}di.subVectors(this.origin,t);const a=o*this.direction.dot(mi.crossVectors(di,mi));if(a<0)return null;const c=o*this.direction.dot(fi.cross(di));if(c<0)return null;if(a+c>s)return null;const l=-o*di.dot(gi);return l<0?null:this.at(l/s,r)},applyMatrix4:function(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this},equals:function(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}});const yi=new xn,xi=new xn,bi=new cn;function _i(t,e){this.normal=void 0!==t?t:new xn(1,0,0),this.constant=void 0!==e?e:0}Object.assign(_i.prototype,{isPlane:!0,set:function(t,e){return this.normal.copy(t),this.constant=e,this},setComponents:function(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this},setFromNormalAndCoplanarPoint:function(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this},setFromCoplanarPoints:function(t,e,n){const i=yi.subVectors(n,e).cross(xi.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.normal.copy(t.normal),this.constant=t.constant,this},normalize:function(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(t){return this.normal.dot(t)+this.constant},distanceToSphere:function(t){return this.distanceToPoint(t.center)-t.radius},projectPoint:function(t,e){return void 0===e&&(console.warn("THREE.Plane: .projectPoint() target is now required"),e=new xn),e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)},intersectLine:function(t,e){void 0===e&&(console.warn("THREE.Plane: .intersectLine() target is now required"),e=new xn);const n=t.delta(yi),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(t.start)?e.copy(t.start):void 0;const r=-(t.start.dot(this.normal)+this.constant)/i;return r<0||r>1?void 0:e.copy(n).multiplyScalar(r).add(t.start)},intersectsLine:function(t){const e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0},intersectsBox:function(t){return t.intersectsPlane(this)},intersectsSphere:function(t){return t.intersectsPlane(this)},coplanarPoint:function(t){return void 0===t&&(console.warn("THREE.Plane: .coplanarPoint() target is now required"),t=new xn),t.copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(t,e){const n=e||bi.getNormalMatrix(t),i=this.coplanarPoint(yi).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this},translate:function(t){return this.constant-=t.dot(this.normal),this},equals:function(t){return t.normal.equals(this.normal)&&t.constant===this.constant}});const wi=new xn,Mi=new xn,Si=new xn,Ti=new xn,Ei=new xn,Ai=new xn,Li=new xn,Ri=new xn,Pi=new xn,Ci=new xn;function Oi(t,e,n){this.a=void 0!==t?t:new xn,this.b=void 0!==e?e:new xn,this.c=void 0!==n?n:new xn}Object.assign(Oi,{getNormal:function(t,e,n,i){void 0===i&&(console.warn("THREE.Triangle: .getNormal() target is now required"),i=new xn),i.subVectors(n,e),wi.subVectors(t,e),i.cross(wi);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)},getBarycoord:function(t,e,n,i,r){wi.subVectors(i,e),Mi.subVectors(n,e),Si.subVectors(t,e);const o=wi.dot(wi),s=wi.dot(Mi),a=wi.dot(Si),c=Mi.dot(Mi),l=Mi.dot(Si),h=o*c-s*s;if(void 0===r&&(console.warn("THREE.Triangle: .getBarycoord() target is now required"),r=new xn),0===h)return r.set(-2,-1,-1);const u=1/h,p=(c*a-s*l)*u,d=(o*l-s*a)*u;return r.set(1-p-d,d,p)},containsPoint:function(t,e,n,i){return Oi.getBarycoord(t,e,n,i,Ti),Ti.x>=0&&Ti.y>=0&&Ti.x+Ti.y<=1},getUV:function(t,e,n,i,r,o,s,a){return this.getBarycoord(t,e,n,i,Ti),a.set(0,0),a.addScaledVector(r,Ti.x),a.addScaledVector(o,Ti.y),a.addScaledVector(s,Ti.z),a},isFrontFacing:function(t,e,n,i){return wi.subVectors(n,e),Mi.subVectors(t,e),wi.cross(Mi).dot(i)<0}}),Object.assign(Oi.prototype,{set:function(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this},setFromPointsAndIndices:function(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this},getArea:function(){return wi.subVectors(this.c,this.b),Mi.subVectors(this.a,this.b),.5*wi.cross(Mi).length()},getMidpoint:function(t){return void 0===t&&(console.warn("THREE.Triangle: .getMidpoint() target is now required"),t=new xn),t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},getNormal:function(t){return Oi.getNormal(this.a,this.b,this.c,t)},getPlane:function(t){return void 0===t&&(console.warn("THREE.Triangle: .getPlane() target is now required"),t=new _i),t.setFromCoplanarPoints(this.a,this.b,this.c)},getBarycoord:function(t,e){return Oi.getBarycoord(t,this.a,this.b,this.c,e)},getUV:function(t,e,n,i,r){return Oi.getUV(t,this.a,this.b,this.c,e,n,i,r)},containsPoint:function(t){return Oi.containsPoint(t,this.a,this.b,this.c)},isFrontFacing:function(t){return Oi.isFrontFacing(this.a,this.b,this.c,t)},intersectsBox:function(t){return t.intersectsTriangle(this)},closestPointToPoint:function(t,e){void 0===e&&(console.warn("THREE.Triangle: .closestPointToPoint() target is now required"),e=new xn);const n=this.a,i=this.b,r=this.c;let o,s;Ei.subVectors(i,n),Ai.subVectors(r,n),Ri.subVectors(t,n);const a=Ei.dot(Ri),c=Ai.dot(Ri);if(a<=0&&c<=0)return e.copy(n);Pi.subVectors(t,i);const l=Ei.dot(Pi),h=Ai.dot(Pi);if(l>=0&&h<=l)return e.copy(i);const u=a*h-l*c;if(u<=0&&a>=0&&l<=0)return o=a/(a-l),e.copy(n).addScaledVector(Ei,o);Ci.subVectors(t,r);const p=Ei.dot(Ci),d=Ai.dot(Ci);if(d>=0&&p<=d)return e.copy(r);const f=p*c-a*d;if(f<=0&&c>=0&&d<=0)return s=c/(c-d),e.copy(n).addScaledVector(Ai,s);const m=l*d-p*h;if(m<=0&&h-l>=0&&p-d>=0)return Li.subVectors(r,i),s=(h-l)/(h-l+(p-d)),e.copy(i).addScaledVector(Li,s);const g=1/(m+f+u);return o=f*g,s=u*g,e.copy(n).addScaledVector(Ei,o).addScaledVector(Ai,s)},equals:function(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}});const Ni={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},Di={h:0,s:0,l:0},Ii={h:0,s:0,l:0};function zi(t,e,n){return void 0===e&&void 0===n?this.set(t):this.setRGB(t,e,n)}function Bi(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}function Ui(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Fi(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}function Gi(t,e,n,i,r,o){this.a=t,this.b=e,this.c=n,this.normal=i&&i.isVector3?i:new xn,this.vertexNormals=Array.isArray(i)?i:[],this.color=r&&r.isColor?r:new zi,this.vertexColors=Array.isArray(r)?r:[],this.materialIndex=void 0!==o?o:0}Object.assign(zi.prototype,{isColor:!0,r:1,g:1,b:1,set:function(t){return t&&t.isColor?this.copy(t):"number"===typeof t?this.setHex(t):"string"===typeof t&&this.setStyle(t),this},setScalar:function(t){return this.r=t,this.g=t,this.b=t,this},setHex:function(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this},setRGB:function(t,e,n){return this.r=t,this.g=e,this.b=n,this},setHSL:function(t,e,n){if(t=sn.euclideanModulo(t,1),e=sn.clamp(e,0,1),n=sn.clamp(n,0,1),0===e)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+e):n+e-n*e,r=2*n-i;this.r=Bi(r,i,t+1/3),this.g=Bi(r,i,t),this.b=Bi(r,i,t-1/3)}return this},setStyle:function(t){function e(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(t)){let t;const i=n[1],r=n[2];switch(i){case"rgb":case"rgba":if(t=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(r))return this.r=Math.min(255,parseInt(t[1],10))/255,this.g=Math.min(255,parseInt(t[2],10))/255,this.b=Math.min(255,parseInt(t[3],10))/255,e(t[5]),this;if(t=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(r))return this.r=Math.min(100,parseInt(t[1],10))/100,this.g=Math.min(100,parseInt(t[2],10))/100,this.b=Math.min(100,parseInt(t[3],10))/100,e(t[5]),this;break;case"hsl":case"hsla":if(t=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(r)){const n=parseFloat(t[1])/360,i=parseInt(t[2],10)/100,r=parseInt(t[3],10)/100;return e(t[5]),this.setHSL(n,i,r)}break}}else if(n=/^\#([A-Fa-f0-9]+)$/.exec(t)){const t=n[1],e=t.length;if(3===e)return this.r=parseInt(t.charAt(0)+t.charAt(0),16)/255,this.g=parseInt(t.charAt(1)+t.charAt(1),16)/255,this.b=parseInt(t.charAt(2)+t.charAt(2),16)/255,this;if(6===e)return this.r=parseInt(t.charAt(0)+t.charAt(1),16)/255,this.g=parseInt(t.charAt(2)+t.charAt(3),16)/255,this.b=parseInt(t.charAt(4)+t.charAt(5),16)/255,this}return t&&t.length>0?this.setColorName(t):this},setColorName:function(t){const e=Ni[t];return void 0!==e?this.setHex(e):console.warn("THREE.Color: Unknown color "+t),this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(t){return this.r=t.r,this.g=t.g,this.b=t.b,this},copyGammaToLinear:function(t,e){return void 0===e&&(e=2),this.r=Math.pow(t.r,e),this.g=Math.pow(t.g,e),this.b=Math.pow(t.b,e),this},copyLinearToGamma:function(t,e){void 0===e&&(e=2);const n=e>0?1/e:1;return this.r=Math.pow(t.r,n),this.g=Math.pow(t.g,n),this.b=Math.pow(t.b,n),this},convertGammaToLinear:function(t){return this.copyGammaToLinear(this,t),this},convertLinearToGamma:function(t){return this.copyLinearToGamma(this,t),this},copySRGBToLinear:function(t){return this.r=Ui(t.r),this.g=Ui(t.g),this.b=Ui(t.b),this},copyLinearToSRGB:function(t){return this.r=Fi(t.r),this.g=Fi(t.g),this.b=Fi(t.b),this},convertSRGBToLinear:function(){return this.copySRGBToLinear(this),this},convertLinearToSRGB:function(){return this.copyLinearToSRGB(this),this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getHSL:function(t){void 0===t&&(console.warn("THREE.Color: .getHSL() target is now required"),t={h:0,s:0,l:0});const e=this.r,n=this.g,i=this.b,r=Math.max(e,n,i),o=Math.min(e,n,i);let s,a;const c=(o+r)/2;if(o===r)s=0,a=0;else{const t=r-o;switch(a=c<=.5?t/(r+o):t/(2-r-o),r){case e:s=(n-i)/t+(n0&&(n.alphaTest=this.alphaTest),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.morphTargets&&(n.morphTargets=!0),!0===this.morphNormals&&(n.morphNormals=!0),!0===this.skinning&&(n.skinning=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),e){const e=i(t.textures),r=i(t.images);e.length>0&&(n.textures=e),r.length>0&&(n.images=r)}return n},clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.name=t.name,this.fog=t.fog,this.blending=t.blending,this.side=t.side,this.flatShading=t.flatShading,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let n=null;if(null!==e){const t=e.length;n=new Array(t);for(let i=0;i!==t;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.defineProperty(ki.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Vi.prototype=Object.create(ki.prototype),Vi.prototype.constructor=Vi,Vi.prototype.isMeshBasicMaterial=!0,Vi.prototype.copy=function(t){return ki.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this};const ji=new xn,Wi=new an;function qi(t,e,n){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=!0===n,this.usage=en,this.updateRange={offset:0,count:-1},this.version=0}function Xi(t,e,n){qi.call(this,new Int8Array(t),e,n)}function Yi(t,e,n){qi.call(this,new Uint8Array(t),e,n)}function Zi(t,e,n){qi.call(this,new Uint8ClampedArray(t),e,n)}function Ji(t,e,n){qi.call(this,new Int16Array(t),e,n)}function Qi(t,e,n){qi.call(this,new Uint16Array(t),e,n)}function Ki(t,e,n){qi.call(this,new Int32Array(t),e,n)}function $i(t,e,n){qi.call(this,new Uint32Array(t),e,n)}function tr(t,e,n){qi.call(this,new Float32Array(t),e,n)}function er(t,e,n){qi.call(this,new Float64Array(t),e,n)}function nr(){this.vertices=[],this.normals=[],this.colors=[],this.uvs=[],this.uvs2=[],this.groups=[],this.morphTargets={},this.skinWeights=[],this.skinIndices=[],this.boundingBox=null,this.boundingSphere=null,this.verticesNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.uvsNeedUpdate=!1,this.groupsNeedUpdate=!1}function ir(t){if(0===t.length)return-1/0;let e=t[0];for(let n=1,i=t.length;ne&&(e=t[n]);return e}Object.defineProperty(qi.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(qi.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setUsage:function(t){return this.usage=t,this},copy:function(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this},copyAt:function(t,e,n){t*=this.itemSize,n*=e.itemSize;for(let i=0,r=this.itemSize;i0,o=i[1]&&i[1].length>0,s=t.morphTargets,a=s.length;let c;if(a>0){c=[];for(let t=0;t0){u=[];for(let t=0;t0&&0===e.length&&console.error("THREE.DirectGeometry: Faceless geometries are not supported.");for(let g=0;g65535?$i:Qi)(t,1):this.index=t},getAttribute:function(t){return this.attributes[t]},setAttribute:function(t,e){return this.attributes[t]=e,this},deleteAttribute:function(t){return delete this.attributes[t],this},addGroup:function(t,e,n){this.groups.push({start:t,count:e,materialIndex:void 0!==n?n:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(t,e){this.drawRange.start=t,this.drawRange.count=e},applyMatrix4:function(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const e=(new cn).getNormalMatrix(t);n.applyNormalMatrix(e),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(t),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(t){return or.makeRotationX(t),this.applyMatrix4(or),this},rotateY:function(t){return or.makeRotationY(t),this.applyMatrix4(or),this},rotateZ:function(t){return or.makeRotationZ(t),this.applyMatrix4(or),this},translate:function(t,e,n){return or.makeTranslation(t,e,n),this.applyMatrix4(or),this},scale:function(t,e,n){return or.makeScale(t,e,n),this.applyMatrix4(or),this},lookAt:function(t){return sr.lookAt(t),sr.updateMatrix(),this.applyMatrix4(sr.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(ar).negate(),this.translate(ar.x,ar.y,ar.z),this},setFromObject:function(t){const e=t.geometry;if(t.isPoints||t.isLine){const t=new tr(3*e.vertices.length,3),n=new tr(3*e.colors.length,3);if(this.setAttribute("position",t.copyVector3sArray(e.vertices)),this.setAttribute("color",n.copyColorsArray(e.colors)),e.lineDistances&&e.lineDistances.length===e.vertices.length){const t=new tr(e.lineDistances.length,1);this.setAttribute("lineDistance",t.copyArray(e.lineDistances))}null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone())}else t.isMesh&&e&&e.isGeometry&&this.fromGeometry(e);return this},setFromPoints:function(t){const e=[];for(let n=0,i=t.length;n0){const e=new Float32Array(3*t.normals.length);this.setAttribute("normal",new qi(e,3).copyVector3sArray(t.normals))}if(t.colors.length>0){const e=new Float32Array(3*t.colors.length);this.setAttribute("color",new qi(e,3).copyColorsArray(t.colors))}if(t.uvs.length>0){const e=new Float32Array(2*t.uvs.length);this.setAttribute("uv",new qi(e,2).copyVector2sArray(t.uvs))}if(t.uvs2.length>0){const e=new Float32Array(2*t.uvs2.length);this.setAttribute("uv2",new qi(e,2).copyVector2sArray(t.uvs2))}this.groups=t.groups;for(const n in t.morphTargets){const e=[],i=t.morphTargets[n];for(let t=0,n=i.length;t0){const e=new tr(4*t.skinIndices.length,4);this.setAttribute("skinIndex",e.copyVector4sArray(t.skinIndices))}if(t.skinWeights.length>0){const e=new tr(4*t.skinWeights.length,4);this.setAttribute("skinWeight",e.copyVector4sArray(t.skinWeights))}return null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new si);const t=this.attributes.position,e=this.morphAttributes.position;if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let n=0,i=e.length;n0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const n=this.attributes;for(const a in n){const e=n[a],i=e.toJSON(t.data);""!==e.name&&(i.name=e.name),t.data.attributes[a]=i}const i={};let r=!1;for(const a in this.morphAttributes){const e=this.morphAttributes[a],n=[];for(let i=0,r=e.length;i0&&(i[a]=n,r=!0)}r&&(t.data.morphAttributes=i,t.data.morphTargetsRelative=this.morphTargetsRelative);const o=this.groups;o.length>0&&(t.data.groups=JSON.parse(JSON.stringify(o)));const s=this.boundingSphere;return null!==s&&(t.data.boundingSphere={center:s.center.toArray(),radius:s.radius}),t},clone:function(){return(new ur).copy(this)},copy:function(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const n=t.index;null!==n&&this.setIndex(n.clone(e));const i=t.attributes;for(const c in i){const t=i[c];this.setAttribute(c,t.clone(e))}const r=t.morphAttributes;for(const c in r){const t=[],n=r[c];for(let i=0,r=n.length;in.far?null:{distance:l,point:Lr.clone(),object:t}}function Cr(t,e,n,i,r,o,s,a,c,l,h,u){mr.fromBufferAttribute(r,l),gr.fromBufferAttribute(r,h),vr.fromBufferAttribute(r,u);const p=t.morphTargetInfluences;if(e.morphTargets&&o&&p){_r.set(0,0,0),wr.set(0,0,0),Mr.set(0,0,0);for(let t=0,e=o.length;t0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}},raycast:function(t,e){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0===i)return;if(null===n.boundingSphere&&n.computeBoundingSphere(),fr.copy(n.boundingSphere),fr.applyMatrix4(r),!1===t.ray.intersectsSphere(fr))return;if(pr.getInverse(r),dr.copy(t.ray).applyMatrix4(pr),null!==n.boundingBox&&!1===dr.intersectsBox(n.boundingBox))return;let o;if(n.isBufferGeometry){const r=n.index,s=n.attributes.position,a=n.morphAttributes.position,c=n.morphTargetsRelative,l=n.attributes.uv,h=n.attributes.uv2,u=n.groups,p=n.drawRange;if(null!==r)if(Array.isArray(i))for(let n=0,d=u.length;n0&&(c=l);for(let n=0,h=a.length;n0)for(let u=0;u0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){this.computeFaceNormals();for(let t=0,e=this.faces.length;t0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){for(let e=0,n=this.faces.length;e=0;a--){const t=o[a];this.faces.splice(t,1);for(let e=0,n=this.faceVertexUvs.length;e0,s=t.vertexNormals.length>0,a=1!==t.color.r||1!==t.color.g||1!==t.color.b,c=t.vertexColors.length>0;let f=0;if(f=l(f,0,0),f=l(f,1,e),f=l(f,2,i),f=l(f,3,r),f=l(f,4,o),f=l(f,5,s),f=l(f,6,a),f=l(f,7,c),n.push(f),n.push(t.a,t.b,t.c),n.push(t.materialIndex),r){const t=this.faceVertexUvs[0][d];n.push(p(t[0]),p(t[1]),p(t[2]))}if(o&&n.push(h(t.normal)),s){const e=t.vertexNormals;n.push(h(e[0]),h(e[1]),h(e[2]))}if(a&&n.push(u(t.color)),c){const e=t.vertexColors;n.push(u(e[0]),u(e[1]),u(e[2]))}}function l(t,e,n){return n?t|1<0&&(t.data.colors=o),a.length>0&&(t.data.uvs=[a]),t.data.faces=n,t},clone:function(){return(new zr).copy(this)},copy:function(t){this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.name=t.name;const e=t.vertices;for(let u=0,p=e.length;u0?1:-1,l.push(A.x,A.y,A.z),h.push(a/m),h.push(1-s/g),T+=1}}for(let s=0;s0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;const n={};for(const i in this.extensions)!0===this.extensions[i]&&(n[i]=!0);return Object.keys(n).length>0&&(e.extensions=n),e},Wr.prototype=Object.assign(Object.create(Wn.prototype),{constructor:Wr,isCamera:!0,copy:function(t,e){return Wn.prototype.copy.call(this,t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this},getWorldDirection:function(t){void 0===t&&(console.warn("THREE.Camera: .getWorldDirection() target is now required"),t=new xn),this.updateMatrixWorld(!0);const e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()},updateMatrixWorld:function(t){Wn.prototype.updateMatrixWorld.call(this,t),this.matrixWorldInverse.getInverse(this.matrixWorld)},updateWorldMatrix:function(t,e){Wn.prototype.updateWorldMatrix.call(this,t,e),this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}}),qr.prototype=Object.assign(Object.create(Wr.prototype),{constructor:qr,isPerspectiveCamera:!0,copy:function(t,e){return Wr.prototype.copy.call(this,t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this},setFocalLength:function(t){const e=.5*this.getFilmHeight()/t;this.fov=2*sn.RAD2DEG*Math.atan(e),this.updateProjectionMatrix()},getFocalLength:function(){const t=Math.tan(.5*sn.DEG2RAD*this.fov);return.5*this.getFilmHeight()/t},getEffectiveFOV:function(){return 2*sn.RAD2DEG*Math.atan(Math.tan(.5*sn.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(t,e,n,i,r,o){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=o,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){let t=this.near,e=t*Math.tan(.5*sn.DEG2RAD*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i,o=this.view;if(null!==this.view&&this.view.enabled){const t=o.fullWidth,s=o.fullHeight;r+=o.offsetX*i/t,e-=o.offsetY*n/s,i*=o.width/t,n*=o.height/s}const s=this.filmOffset;0!==s&&(r+=t*s/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(t){const e=Wn.prototype.toJSON.call(this,t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}});const Xr=90,Yr=1;function Zr(t,e,n){if(Wn.call(this),this.type="CubeCamera",!0!==n.isWebGLCubeRenderTarget)return void console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.");this.renderTarget=n;const i=new qr(Xr,Yr,t,e);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new xn(1,0,0)),this.add(i);const r=new qr(Xr,Yr,t,e);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new xn(-1,0,0)),this.add(r);const o=new qr(Xr,Yr,t,e);o.layers=this.layers,o.up.set(0,0,1),o.lookAt(new xn(0,1,0)),this.add(o);const s=new qr(Xr,Yr,t,e);s.layers=this.layers,s.up.set(0,0,-1),s.lookAt(new xn(0,-1,0)),this.add(s);const a=new qr(Xr,Yr,t,e);a.layers=this.layers,a.up.set(0,-1,0),a.lookAt(new xn(0,0,1)),this.add(a);const c=new qr(Xr,Yr,t,e);c.layers=this.layers,c.up.set(0,-1,0),c.lookAt(new xn(0,0,-1)),this.add(c),this.update=function(t,e){null===this.parent&&this.updateMatrixWorld();const l=t.xr.enabled,h=t.getRenderTarget();t.xr.enabled=!1;const u=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0),t.render(e,i),t.setRenderTarget(n,1),t.render(e,r),t.setRenderTarget(n,2),t.render(e,o),t.setRenderTarget(n,3),t.render(e,s),t.setRenderTarget(n,4),t.render(e,a),n.texture.generateMipmaps=u,t.setRenderTarget(n,5),t.render(e,c),t.setRenderTarget(h),t.xr.enabled=l},this.clear=function(t,e,i,r){const o=t.getRenderTarget();for(let s=0;s<6;s++)t.setRenderTarget(n,s),t.clear(e,i,r);t.setRenderTarget(o)}}function Jr(t,e,n){Number.isInteger(e)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),e=n),fn.call(this,t,t,e)}function Qr(t,e,n,i,r,o,s,a,c,l,h,u){pn.call(this,null,o,s,a,c,l,i,r,h,u),this.image={data:t||null,width:e||1,height:n||1},this.magFilter=void 0!==c?c:ut,this.minFilter=void 0!==l?l:ut,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.needsUpdate=!0}Zr.prototype=Object.create(Wn.prototype),Zr.prototype.constructor=Zr,Jr.prototype=Object.create(fn.prototype),Jr.prototype.constructor=Jr,Jr.prototype.isWebGLCubeRenderTarget=!0,Jr.prototype.fromEquirectangularTexture=function(t,e){this.texture.type=e.type,this.texture.format=e.format,this.texture.encoding=e.encoding;const n=new qn,i={uniforms:{tEquirect:{value:null}},vertexShader:["varying vec3 vWorldDirection;","vec3 transformDirection( in vec3 dir, in mat4 matrix ) 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0!==i?i:new _i,void 0!==r?r:new _i,void 0!==o?o:new _i]}Object.assign(to.prototype,{set:function(t,e,n,i,r,o){const s=this.planes;return s[0].copy(t),s[1].copy(e),s[2].copy(n),s[3].copy(i),s[4].copy(r),s[5].copy(o),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){const e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this},setFromProjectionMatrix:function(t){const e=this.planes,n=t.elements,i=n[0],r=n[1],o=n[2],s=n[3],a=n[4],c=n[5],l=n[6],h=n[7],u=n[8],p=n[9],d=n[10],f=n[11],m=n[12],g=n[13],v=n[14],y=n[15];return e[0].setComponents(s-i,h-a,f-u,y-m).normalize(),e[1].setComponents(s+i,h+a,f+u,y+m).normalize(),e[2].setComponents(s+r,h+c,f+p,y+g).normalize(),e[3].setComponents(s-r,h-c,f-p,y-g).normalize(),e[4].setComponents(s-o,h-l,f-d,y-v).normalize(),e[5].setComponents(s+o,h+l,f+d,y+v).normalize(),this},intersectsObject:function(t){const e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),Kr.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(Kr)},intersectsSprite:function(t){return Kr.center.set(0,0,0),Kr.radius=.7071067811865476,Kr.applyMatrix4(t.matrixWorld),this.intersectsSphere(Kr)},intersectsSphere:function(t){const e=this.planes,n=t.center,i=-t.radius;for(let r=0;r<6;r++){const t=e[r].distanceToPoint(n);if(t0?t.max.x:t.min.x,$r.y=i.normal.y>0?t.max.y:t.min.y,$r.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint($r)<0)return!1}return!0},containsPoint:function(t){const e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}});const eo={common:{diffuse:{value:new zi(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new cn},uv2Transform:{value:new 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zi(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new zi(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},uvTransform:{value:new cn}},sprite:{diffuse:{value:new zi(15658734)},opacity:{value:1},center:{value:new an(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new cn}}};function no(){let t=null,e=!1,n=null,i=null;function r(e,o){n(e,o),i=t.requestAnimationFrame(r)}return{start:function(){!0!==e&&null!==n&&(i=t.requestAnimationFrame(r),e=!0)},stop:function(){t.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function io(t,e){const n=e.isWebGL2,i=new WeakMap;function r(e,n){const i=e.array,r=e.usage,o=t.createBuffer();t.bindBuffer(n,o),t.bufferData(n,i,r),e.onUploadCallback();let s=5126;return i instanceof Float32Array?s=5126:i instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):i instanceof Uint16Array?s=5123:i instanceof Int16Array?s=5122:i instanceof Uint32Array?s=5125:i instanceof Int32Array?s=5124:i instanceof Int8Array?s=5120:i instanceof Uint8Array&&(s=5121),{buffer:o,type:s,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version}}function o(e,i,r){const o=i.array,s=i.updateRange;t.bindBuffer(r,e),-1===s.count?t.bufferSubData(r,0,o):(n?t.bufferSubData(r,s.offset*o.BYTES_PER_ELEMENT,o,s.offset,s.count):t.bufferSubData(r,s.offset*o.BYTES_PER_ELEMENT,o.subarray(s.offset,s.offset+s.count)),s.count=-1)}function s(t){return t.isInterleavedBufferAttribute&&(t=t.data),i.get(t)}function a(e){e.isInterleavedBufferAttribute&&(e=e.data);const n=i.get(e);n&&(t.deleteBuffer(n.buffer),i.delete(e))}function c(t,e){t.isInterleavedBufferAttribute&&(t=t.data);const n=i.get(t);void 0===n?i.set(t,r(t,e)):n.version=0){const o=c[e];if(void 0!==o){const e=o.normalized,r=o.itemSize,s=n.get(o);if(void 0===s)continue;const c=s.buffer,l=s.type,h=s.bytesPerElement;if(o.isInterleavedBufferAttribute){const n=o.data,s=n.stride,u=o.offset;n&&n.isInstancedInterleavedBuffer?(b(i,n.meshPerAttribute),void 0===a._maxInstanceCount&&(a._maxInstanceCount=n.meshPerAttribute*n.count)):x(i),t.bindBuffer(34962,c),w(i,r,l,e,s*h,u*h)}else o.isInstancedBufferAttribute?(b(i,o.meshPerAttribute),void 0===a._maxInstanceCount&&(a._maxInstanceCount=o.meshPerAttribute*o.count)):x(i),t.bindBuffer(34962,c),w(i,r,l,e,0,0)}else if("instanceMatrix"===e){const e=n.get(r.instanceMatrix);if(void 0===e)continue;const o=e.buffer,s=e.type;b(i+0,1),b(i+1,1),b(i+2,1),b(i+3,1),t.bindBuffer(34962,o),t.vertexAttribPointer(i+0,4,s,!1,64,0),t.vertexAttribPointer(i+1,4,s,!1,64,16),t.vertexAttribPointer(i+2,4,s,!1,64,32),t.vertexAttribPointer(i+3,4,s,!1,64,48)}else if(void 0!==h){const n=h[e];if(void 0!==n)switch(n.length){case 2:t.vertexAttrib2fv(i,n);break;case 3:t.vertexAttrib3fv(i,n);break;case 4:t.vertexAttrib4fv(i,n);break;default:t.vertexAttrib1fv(i,n)}}}}_()}function S(){A();for(const t in a){const e=a[t];for(const t in e){const n=e[t];for(const t in n)d(n[t].object),delete n[t];delete e[t]}delete a[t]}}function T(t){if(void 0===a[t.id])return;const e=a[t.id];for(const n in e){const t=e[n];for(const e in t)d(t[e].object),delete t[e];delete e[n]}delete a[t.id]}function E(t){for(const e in a){const n=a[e];if(void 0===n[t.id])continue;const i=n[t.id];for(const t in i)d(i[t].object),delete i[t];delete n[t.id]}}function A(){L(),l!==c&&(l=c,p(l.object))}function L(){c.geometry=null,c.program=null,c.wireframe=!1}return{setup:h,reset:A,resetDefaultState:L,dispose:S,releaseStatesOfGeometry:T,releaseStatesOfProgram:E,initAttributes:y,enableAttribute:x,disableUnusedAttributes:_}}function Pa(t,e,n,i){const r=i.isWebGL2;let o;function s(t){o=t}function a(e,i){t.drawArrays(o,e,i),n.update(i,o)}function c(i,s,a,c){if(0===c)return;let l,h;if(r)l=t,h="drawArraysInstanced";else if(l=e.get("ANGLE_instanced_arrays"),h="drawArraysInstancedANGLE",null===l)return void console.error("THREE.WebGLBufferRenderer: using 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lp(t,e,n,i,r,o,s){ap.call(this,0,t,e,n,i,r,o,s),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:o,thetaLength:s}}function hp(t,e,n,i,r,o,s){cp.call(this,0,t,e,n,i,r,o,s),this.type="ConeBufferGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:o,thetaLength:s}}function up(t,e,n,i){zr.call(this),this.type="CircleGeometry",this.parameters={radius:t,segments:e,thetaStart:n,thetaLength:i},this.fromBufferGeometry(new pp(t,e,n,i)),this.mergeVertices()}function pp(t,e,n,i){ur.call(this),this.type="CircleBufferGeometry",this.parameters={radius:t,segments:e,thetaStart:n,thetaLength:i},t=t||1,e=void 0!==e?Math.max(3,e):8,n=void 0!==n?n:0,i=void 0!==i?i:2*Math.PI;const r=[],o=[],s=[],a=[],c=new xn,l=new an;o.push(0,0,0),s.push(0,0,1),a.push(.5,.5);for(let h=0,u=3;h<=e;h++,u+=3){const r=n+h/e*i;c.x=t*Math.cos(r),c.y=t*Math.sin(r),o.push(c.x,c.y,c.z),s.push(0,0,1),l.x=(o[u]/t+1)/2,l.y=(o[u+1]/t+1)/2,a.push(l.x,l.y)}for(let h=1;h<=e;h++)r.push(h,h+1,0);this.setIndex(r),this.setAttribute("position",new tr(o,3)),this.setAttribute("normal",new tr(s,3)),this.setAttribute("uv",new tr(a,2))}Zu.prototype=Object.create(zr.prototype),Zu.prototype.constructor=Zu,Ju.prototype=Object.create(qu.prototype),Ju.prototype.constructor=Ju,Qu.prototype=Object.create(zr.prototype),Qu.prototype.constructor=Qu,Ku.prototype=Object.create(ur.prototype),Ku.prototype.constructor=Ku,$u.prototype=Object.create(zr.prototype),$u.prototype.constructor=$u,tp.prototype=Object.create(ur.prototype),tp.prototype.constructor=tp,ep.prototype=Object.create(zr.prototype),ep.prototype.constructor=ep,np.prototype=Object.create(ur.prototype),np.prototype.constructor=np,ip.prototype=Object.create(zr.prototype),ip.prototype.constructor=ip,ip.prototype.toJSON=function(){const t=zr.prototype.toJSON.call(this),e=this.parameters.shapes;return op(e,t)},rp.prototype=Object.create(ur.prototype),rp.prototype.constructor=rp,rp.prototype.toJSON=function(){const t=ur.prototype.toJSON.call(this),e=this.parameters.shapes;return op(e,t)},sp.prototype=Object.create(ur.prototype),sp.prototype.constructor=sp,ap.prototype=Object.create(zr.prototype),ap.prototype.constructor=ap,cp.prototype=Object.create(ur.prototype),cp.prototype.constructor=cp,lp.prototype=Object.create(ap.prototype),lp.prototype.constructor=lp,hp.prototype=Object.create(cp.prototype),hp.prototype.constructor=hp,up.prototype=Object.create(zr.prototype),up.prototype.constructor=up,pp.prototype=Object.create(ur.prototype),pp.prototype.constructor=pp;var dp=Object.freeze({__proto__:null,WireframeGeometry:Wh,ParametricGeometry:qh,ParametricBufferGeometry:Xh,TetrahedronGeometry:Jh,TetrahedronBufferGeometry:Qh,OctahedronGeometry:Kh,OctahedronBufferGeometry:$h,IcosahedronGeometry:tu,IcosahedronBufferGeometry:eu,DodecahedronGeometry:nu,DodecahedronBufferGeometry:iu,PolyhedronGeometry:Yh,PolyhedronBufferGeometry:Zh,TubeGeometry:ru,TubeBufferGeometry:ou,TorusKnotGeometry:su,TorusKnotBufferGeometry:au,TorusGeometry:cu,TorusBufferGeometry:lu,TextGeometry:Zu,TextBufferGeometry:Ju,SphereGeometry:Qu,SphereBufferGeometry:Ku,RingGeometry:$u,RingBufferGeometry:tp,PlaneGeometry:ro,PlaneBufferGeometry:oo,LatheGeometry:ep,LatheBufferGeometry:np,ShapeGeometry:ip,ShapeBufferGeometry:rp,ExtrudeGeometry:Wu,ExtrudeBufferGeometry:qu,EdgesGeometry:sp,ConeGeometry:lp,ConeBufferGeometry:hp,CylinderGeometry:ap,CylinderBufferGeometry:cp,CircleGeometry:up,CircleBufferGeometry:pp,BoxGeometry:Br,BoxBufferGeometry:Ur});function fp(t){ki.call(this),this.type="ShadowMaterial",this.color=new zi(0),this.transparent=!0,this.setValues(t)}function mp(t){jr.call(this,t),this.type="RawShaderMaterial"}function gp(t){ki.call(this),this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new zi(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 zi(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Qe,this.normalScale=new an(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.vertexTangents=!1,this.setValues(t)}function vp(t){gp.call(this),this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoat=0,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new an(1,1),this.clearcoatNormalMap=null,this.reflectivity=.5,this.sheen=null,this.transparency=0,this.setValues(t)}function yp(t){ki.call(this),this.type="MeshPhongMaterial",this.color=new zi(16777215),this.specular=new zi(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new zi(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Qe,this.normalScale=new an(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=q,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function xp(t){ki.call(this),this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new zi(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new zi(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Qe,this.normalScale=new an(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function bp(t){ki.call(this),this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Qe,this.normalScale=new an(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function _p(t){ki.call(this),this.type="MeshLambertMaterial",this.color=new zi(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new zi(0),this.emissiveIntensity=1,this.emissiveMap=null,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=q,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function wp(t){ki.call(this),this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new zi(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Qe,this.normalScale=new an(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function Mp(t){Mh.call(this),this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}fp.prototype=Object.create(ki.prototype),fp.prototype.constructor=fp,fp.prototype.isShadowMaterial=!0,fp.prototype.copy=function(t){return ki.prototype.copy.call(this,t),this.color.copy(t.color),this},mp.prototype=Object.create(jr.prototype),mp.prototype.constructor=mp,mp.prototype.isRawShaderMaterial=!0,gp.prototype=Object.create(ki.prototype),gp.prototype.constructor=gp,gp.prototype.isMeshStandardMaterial=!0,gp.prototype.copy=function(t){return ki.prototype.copy.call(this,t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.vertexTangents=t.vertexTangents,this},vp.prototype=Object.create(gp.prototype),vp.prototype.constructor=vp,vp.prototype.isMeshPhysicalMaterial=!0,vp.prototype.copy=function(t){return gp.prototype.copy.call(this,t),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.reflectivity=t.reflectivity,t.sheen?this.sheen=(this.sheen||new zi).copy(t.sheen):this.sheen=null,this.transparency=t.transparency,this},yp.prototype=Object.create(ki.prototype),yp.prototype.constructor=yp,yp.prototype.isMeshPhongMaterial=!0,yp.prototype.copy=function(t){return ki.prototype.copy.call(this,t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},xp.prototype=Object.create(ki.prototype),xp.prototype.constructor=xp,xp.prototype.isMeshToonMaterial=!0,xp.prototype.copy=function(t){return ki.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},bp.prototype=Object.create(ki.prototype),bp.prototype.constructor=bp,bp.prototype.isMeshNormalMaterial=!0,bp.prototype.copy=function(t){return ki.prototype.copy.call(this,t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},_p.prototype=Object.create(ki.prototype),_p.prototype.constructor=_p,_p.prototype.isMeshLambertMaterial=!0,_p.prototype.copy=function(t){return ki.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},wp.prototype=Object.create(ki.prototype),wp.prototype.constructor=wp,wp.prototype.isMeshMatcapMaterial=!0,wp.prototype.copy=function(t){return ki.prototype.copy.call(this,t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Mp.prototype=Object.create(Mh.prototype),Mp.prototype.constructor=Mp,Mp.prototype.isLineDashedMaterial=!0,Mp.prototype.copy=function(t){return Mh.prototype.copy.call(this,t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this};var Sp=Object.freeze({__proto__:null,ShadowMaterial:fp,SpriteMaterial:Yl,RawShaderMaterial:mp,ShaderMaterial:jr,PointsMaterial:Dh,MeshPhysicalMaterial:vp,MeshStandardMaterial:gp,MeshPhongMaterial:yp,MeshToonMaterial:xp,MeshNormalMaterial:bp,MeshLambertMaterial:_p,MeshDepthMaterial:Ll,MeshDistanceMaterial:Rl,MeshBasicMaterial:Vi,MeshMatcapMaterial:wp,LineDashedMaterial:Mp,LineBasicMaterial:Mh,Material:ki});const Tp={arraySlice:function(t,e,n){return Tp.isTypedArray(t)?new t.constructor(t.subarray(e,void 0!==n?n:t.length)):t.slice(e,n)},convertArray:function(t,e,n){return!t||!n&&t.constructor===e?t:"number"===typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)},isTypedArray:function(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)},getKeyframeOrder:function(t){function e(e,n){return t[e]-t[n]}const n=t.length,i=new Array(n);for(let r=0;r!==n;++r)i[r]=r;return i.sort(e),i},sortedArray:function(t,e,n){const i=t.length,r=new t.constructor(i);for(let 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t=Tp.arraySlice(this.times),e=Tp.arraySlice(this.values),n=this.getValueSize(),i=this.getInterpolation()===De,r=t.length-1;let o=1;for(let s=1;s0){t[o]=t[r];for(let t=r*n,i=o*n,s=0;s!==n;++s)e[i+s]=e[t+s];++o}return o!==t.length?(this.times=Tp.arraySlice(t,0,o),this.values=Tp.arraySlice(e,0,o*n)):(this.times=t,this.values=e),this},clone:function(){const t=Tp.arraySlice(this.times,0),e=Tp.arraySlice(this.values,0),n=this.constructor,i=new n(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}),Cp.prototype=Object.assign(Object.create(Pp.prototype),{constructor:Cp,ValueTypeName:"bool",ValueBufferType:Array,DefaultInterpolation:Oe,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),Op.prototype=Object.assign(Object.create(Pp.prototype),{constructor:Op,ValueTypeName:"color"}),Np.prototype=Object.assign(Object.create(Pp.prototype),{constructor:Np,ValueTypeName:"number"}),Dp.prototype=Object.assign(Object.create(Ep.prototype),{constructor:Dp,interpolate_:function(t,e,n,i){const r=this.resultBuffer,o=this.sampleValues,s=this.valueSize,a=(n-e)/(i-e);let c=t*s;for(let l=c+s;c!==l;c+=4)gn.slerpFlat(r,0,o,c-s,o,c,a);return r}}),Ip.prototype=Object.assign(Object.create(Pp.prototype),{constructor:Ip,ValueTypeName:"quaternion",DefaultInterpolation:Ne,InterpolantFactoryMethodLinear:function(t){return new Dp(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:void 0}),zp.prototype=Object.assign(Object.create(Pp.prototype),{constructor:zp,ValueTypeName:"string",ValueBufferType:Array,DefaultInterpolation:Oe,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),Bp.prototype=Object.assign(Object.create(Pp.prototype),{constructor:Bp,ValueTypeName:"vector"}),Object.assign(Up,{parse:function(t){const e=[],n=t.tracks,i=1/(t.fps||1);for(let r=0,o=n.length;r!==o;++r)e.push(Gp(n[r]).scale(i));return new Up(t.name,t.duration,e,t.blendMode)},toJSON:function(t){const e=[],n=t.tracks,i={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let r=0,o=n.length;r!==o;++r)e.push(Pp.toJSON(n[r]));return i},CreateFromMorphTargetSequence:function(t,e,n,i){const r=e.length,o=[];for(let s=0;s1){const t=n[1];let r=i[t];r||(i[t]=r=[]),r.push(e)}}const o=[];for(const s in i)o.push(Up.CreateFromMorphTargetSequence(s,i[s],e,n));return o},parseAnimation:function(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(t,e,n,i,r){if(0!==n.length){const o=[],s=[];Tp.flattenJSON(n,o,s,i),0!==o.length&&r.push(new t(e,o,s))}},i=[],r=t.name||"default",o=t.fps||30,s=t.blendMode;let a=t.length||-1;const c=t.hierarchy||[];for(let h=0;h0||0===t.search(/^data\:image\/jpeg/);r.format=i?Pt:Ct,r.needsUpdate=!0,void 0!==e&&e(r)}),n,i),r}}),Object.assign($p.prototype,{getPoint:function(){return console.warn("THREE.Curve: .getPoint() not implemented."),null},getPointAt:function(t,e){const n=this.getUtoTmapping(t);return this.getPoint(n,e)},getPoints:function(t){void 0===t&&(t=5);const e=[];for(let n=0;n<=t;n++)e.push(this.getPoint(n/t));return e},getSpacedPoints:function(t){void 0===t&&(t=5);const e=[];for(let n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e},getLength:function(){const t=this.getLengths();return t[t.length-1]},getLengths:function(t){if(void 0===t&&(t=this.arcLengthDivisions),this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const e=[];let n,i=this.getPoint(0),r=0;e.push(0);for(let o=1;o<=t;o++)n=this.getPoint(o/t),r+=n.distanceTo(i),e.push(r),i=n;return this.cacheArcLengths=e,e},updateArcLengths:function(){this.needsUpdate=!0,this.getLengths()},getUtoTmapping:function(t,e){const n=this.getLengths();let i,r=0,o=n.length;i=e||t*n[o-1];let s,a=0,c=o-1;while(a<=c)if(r=Math.floor(a+(c-a)/2),s=n[r]-i,s<0)a=r+1;else{if(!(s>0)){c=r;break}c=r-1}if(r=c,n[r]===i)return r/(o-1);const l=n[r],h=n[r+1],u=h-l,p=(i-l)/u,d=(r+p)/(o-1);return d},getTangent:function(t,e){const n=1e-4;let i=t-n,r=t+n;i<0&&(i=0),r>1&&(r=1);const o=this.getPoint(i),s=this.getPoint(r),a=e||(o.isVector2?new an:new xn);return a.copy(s).sub(o).normalize(),a},getTangentAt:function(t,e){const n=this.getUtoTmapping(t);return this.getTangent(n,e)},computeFrenetFrames:function(t,e){const n=new xn,i=[],r=[],o=[],s=new xn,a=new An;for(let p=0;p<=t;p++){const e=p/t;i[p]=this.getTangentAt(e,new xn),i[p].normalize()}r[0]=new xn,o[0]=new xn;let c=Number.MAX_VALUE;const l=Math.abs(i[0].x),h=Math.abs(i[0].y),u=Math.abs(i[0].z);l<=c&&(c=l,n.set(1,0,0)),h<=c&&(c=h,n.set(0,1,0)),u<=c&&n.set(0,0,1),s.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],s),o[0].crossVectors(i[0],r[0]);for(let p=1;p<=t;p++){if(r[p]=r[p-1].clone(),o[p]=o[p-1].clone(),s.crossVectors(i[p-1],i[p]),s.length()>Number.EPSILON){s.normalize();const t=Math.acos(sn.clamp(i[p-1].dot(i[p]),-1,1));r[p].applyMatrix4(a.makeRotationAxis(s,t))}o[p].crossVectors(i[p],r[p])}if(!0===e){let e=Math.acos(sn.clamp(r[0].dot(r[t]),-1,1));e/=t,i[0].dot(s.crossVectors(r[0],r[t]))>0&&(e=-e);for(let n=1;n<=t;n++)r[n].applyMatrix4(a.makeRotationAxis(i[n],e*n)),o[n].crossVectors(i[n],r[n])}return{tangents:i,normals:r,binormals:o}},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.arcLengthDivisions=t.arcLengthDivisions,this},toJSON:function(){const t={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t},fromJSON:function(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}),td.prototype=Object.create($p.prototype),td.prototype.constructor=td,td.prototype.isEllipseCurve=!0,td.prototype.getPoint=function(t,e){const n=e||new an,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const o=Math.abs(r)i)r-=i;r0?0:(Math.floor(Math.abs(h)/r)+1)*r:0===u&&h===r-1&&(h=r-2,u=1),this.closed||h>0?s=i[(h-1)%r]:(id.subVectors(i[0],i[1]).add(i[0]),s=id),a=i[h%r],c=i[(h+1)%r],this.closed||h+2i.length-2?i.length-1:o+1],h=i[o>i.length-3?i.length-1:o+2];return n.set(cd(s,a.x,c.x,l.x,h.x),cd(s,a.y,c.y,l.y,h.y)),n},Sd.prototype.copy=function(t){$p.prototype.copy.call(this,t),this.points=[];for(let e=0,n=t.points.length;e=e){const t=n[i]-e,r=this.curves[i],o=r.getLength(),s=0===o?0:1-t/o;return r.getPointAt(s)}i++}return null},getLength:function(){const t=this.getCurveLengths();return t[t.length-1]},updateArcLengths:function(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()},getCurveLengths:function(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const t=[];let e=0;for(let n=0,i=this.curves.length;n1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e},copy:function(t){$p.prototype.copy.call(this,t),this.curves=[];for(let e=0,n=t.curves.length;e0){const t=c.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(c);const l=c.getPoint(1);return this.currentPoint.copy(l),this},copy:function(t){return Ed.prototype.copy.call(this,t),this.currentPoint.copy(t.currentPoint),this},toJSON:function(){const t=Ed.prototype.toJSON.call(this);return t.currentPoint=this.currentPoint.toArray(),t},fromJSON:function(t){return Ed.prototype.fromJSON.call(this,t),this.currentPoint.fromArray(t.currentPoint),this}}),Ld.prototype=Object.assign(Object.create(Ad.prototype),{constructor:Ld,getPointsHoles:function(t){const e=[];for(let n=0,i=this.holes.length;n0:i.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const r in t.uniforms){const e=t.uniforms[r];switch(i.uniforms[r]={},e.type){case"t":i.uniforms[r].value=n(e.value);break;case"c":i.uniforms[r].value=(new zi).setHex(e.value);break;case"v2":i.uniforms[r].value=(new an).fromArray(e.value);break;case"v3":i.uniforms[r].value=(new xn).fromArray(e.value);break;case"v4":i.uniforms[r].value=(new dn).fromArray(e.value);break;case"m3":i.uniforms[r].value=(new cn).fromArray(e.value);case"m4":i.uniforms[r].value=(new An).fromArray(e.value);break;default:i.uniforms[r].value=e.value}}if(void 0!==t.defines&&(i.defines=t.defines),void 0!==t.vertexShader&&(i.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(i.fragmentShader=t.fragmentShader),void 0!==t.extensions)for(const r in t.extensions)i.extensions[r]=t.extensions[r];if(void 0!==t.shading&&(i.flatShading=1===t.shading),void 0!==t.size&&(i.size=t.size),void 0!==t.sizeAttenuation&&(i.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(i.map=n(t.map)),void 0!==t.matcap&&(i.matcap=n(t.matcap)),void 0!==t.alphaMap&&(i.alphaMap=n(t.alphaMap)),void 0!==t.bumpMap&&(i.bumpMap=n(t.bumpMap)),void 0!==t.bumpScale&&(i.bumpScale=t.bumpScale),void 0!==t.normalMap&&(i.normalMap=n(t.normalMap)),void 0!==t.normalMapType&&(i.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),i.normalScale=(new an).fromArray(e)}return void 0!==t.displacementMap&&(i.displacementMap=n(t.displacementMap)),void 0!==t.displacementScale&&(i.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(i.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(i.roughnessMap=n(t.roughnessMap)),void 0!==t.metalnessMap&&(i.metalnessMap=n(t.metalnessMap)),void 0!==t.emissiveMap&&(i.emissiveMap=n(t.emissiveMap)),void 0!==t.emissiveIntensity&&(i.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(i.specularMap=n(t.specularMap)),void 0!==t.envMap&&(i.envMap=n(t.envMap)),void 0!==t.envMapIntensity&&(i.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(i.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(i.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(i.lightMap=n(t.lightMap)),void 0!==t.lightMapIntensity&&(i.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(i.aoMap=n(t.aoMap)),void 0!==t.aoMapIntensity&&(i.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(i.gradientMap=n(t.gradientMap)),void 0!==t.clearcoatMap&&(i.clearcoatMap=n(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(i.clearcoatRoughnessMap=n(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(i.clearcoatNormalMap=n(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(i.clearcoatNormalScale=(new an).fromArray(t.clearcoatNormalScale)),i},setTextures:function(t){return this.textures=t,this}});const jd={decodeText:function(t){if("undefined"!==typeof TextDecoder)return(new TextDecoder).decode(t);let e="";for(let i=0,r=t.length;i0){const s=new kp(e);r=new Jp(s),r.setCrossOrigin(this.crossOrigin);for(let e=0,r=t.length;eNumber.EPSILON){if(c<0&&(n=e[o],a=-a,s=e[r],c=-c),t.ys.y)continue;if(t.y===n.y){if(t.x===n.x)return!0}else{const e=c*(t.x-n.x)-a*(t.y-n.y);if(0===e)return!0;if(e<0)continue;i=!i}}else{if(t.y!==n.y)continue;if(s.x<=t.x&&t.x<=n.x||n.x<=t.x&&t.x<=s.x)return!0}}return i}const r=ku.isClockWise,o=this.subPaths;if(0===o.length)return[];if(!0===e)return n(o);let s,a,c,l=[];if(1===o.length)return a=o[0],c=new Ld,c.curves=a.curves,l.push(c),l;let h=!r(o[0].getPoints());h=t?!h:h;const u=[],p=[];let d,f,m=[],g=0;p[g]=void 0,m[g]=[];for(let v=0,y=o.length;v1){let t=!1;const e=[];for(let n=0,i=p.length;n0&&(t||(m=u))}for(let v=0,y=p.length;v0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t0&&this._mixBufferRegionAdditive(n,i,this._addIndex*e,1,e);for(let a=e,c=e+e;a!==c;++a)if(n[a]!==n[a+e]){s.setValue(n,i);break}},saveOriginalState:function(){const t=this.binding,e=this.buffer,n=this.valueSize,i=n*this._origIndex;t.getValue(e,i);for(let r=n,o=i;r!==o;++r)e[r]=e[i+r%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0},restoreOriginalState:function(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)},_setAdditiveIdentityNumeric:function(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let n=t;n=.5)for(let o=0;o!==r;++o)t[e+o]=t[n+o]},_slerp:function(t,e,n,i){gn.slerpFlat(t,e,t,e,t,n,i)},_slerpAdditive:function(t,e,n,i,r){const o=this._workIndex*r;gn.multiplyQuaternionsFlat(t,o,t,e,t,n),gn.slerpFlat(t,e,t,e,t,o,i)},_lerp:function(t,e,n,i,r){const o=1-i;for(let s=0;s!==r;++s){const r=e+s;t[r]=t[r]*o+t[n+s]*i}},_lerpAdditive:function(t,e,n,i,r){for(let o=0;o!==r;++o){const r=e+o;t[r]=t[r]+t[n+o]*i}}});const Lf="\\[\\]\\.:\\/",Rf=new RegExp("["+Lf+"]","g"),Pf="[^"+Lf+"]",Cf="[^"+Lf.replace("\\.","")+"]",Of=/((?:WC+[\/:])*)/.source.replace("WC",Pf),Nf=/(WCOD+)?/.source.replace("WCOD",Cf),Df=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Pf),If=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Pf),zf=new RegExp("^"+Of+Nf+Df+If+"$"),Bf=["material","materials","bones"];function Uf(t,e,n){const i=n||Ff.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,i)}function Ff(t,e,n){this.path=e,this.parsedPath=n||Ff.parseTrackName(e),this.node=Ff.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t}function Gf(){this.uuid=sn.generateUUID(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const t={};this._indicesByUUID=t;for(let n=0,i=arguments.length;n!==i;++n)t[arguments[n].uuid]=n;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};const e=this;this.stats={objects:{get total(){return e._objects.length},get inUse(){return this.total-e.nCachedObjects_}},get bindingsPerObject(){return e._bindings.length}}}function Hf(t,e,n,i){this._mixer=t,this._clip=e,this._localRoot=n||null,this.blendMode=i||e.blendMode;const r=e.tracks,o=r.length,s=new Array(o),a={endingStart:Ie,endingEnd:Ie};for(let c=0;c!==o;++c){const t=r[c].createInterpolant(null);s[c]=t,t.settings=a}this._interpolantSettings=a,this._interpolants=s,this._propertyBindings=new Array(o),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Pe,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}function kf(t){this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}function Vf(t){"string"===typeof t&&(console.warn("THREE.Uniform: Type parameter is no longer needed."),t=arguments[1]),this.value=t}function jf(t,e,n){Wl.call(this,t,e),this.meshPerAttribute=n||1}function Wf(t,e,n,i){this.ray=new vi(t,e),this.near=n||0,this.far=i||1/0,this.camera=null,this.layers=new Cn,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}},Object.defineProperties(this.params,{PointCloud:{get:function(){return console.warn("THREE.Raycaster: params.PointCloud has been renamed to params.Points."),this.Points}}})}function qf(t,e){return t.distance-e.distance}function Xf(t,e,n,i){if(t.layers.test(e.layers)&&t.raycast(e,n),!0===i){const i=t.children;for(let t=0,r=i.length;t=r){const o=r++,l=t[o];e[l.uuid]=c,t[c]=l,e[a]=o,t[o]=s;for(let t=0,e=i;t!==e;++t){const e=n[t],i=e[o],r=e[c];e[c]=i,e[o]=r}}}this.nCachedObjects_=r},uncache:function(){const t=this._objects,e=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_,o=t.length;for(let s=0,a=arguments.length;s!==a;++s){const a=arguments[s],c=a.uuid,l=e[c];if(void 0!==l)if(delete e[c],l0){const t=this._interpolants,e=this._propertyBindings;switch(this.blendMode){case Fe:for(let n=0,i=t.length;n!==i;++n)t[n].evaluate(o),e[n].accumulateAdditive(s);break;case Ue:default:for(let n=0,r=t.length;n!==r;++n)t[n].evaluate(o),e[n].accumulate(i,s)}}},_updateWeight:function(t){let e=0;if(this.enabled){e=this.weight;const n=this._weightInterpolant;if(null!==n){const i=n.evaluate(t)[0];e*=i,t>n.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=e,e},_updateTimeScale:function(t){let e=0;if(!this.paused){e=this.timeScale;const n=this._timeScaleInterpolant;if(null!==n){const i=n.evaluate(t)[0];e*=i,t>n.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e},_updateTime:function(t){const e=this._clip.duration,n=this.loop;let i=this.time+t,r=this._loopCount;const o=n===Ce;if(0===t)return-1===r?i:o&&1===(1&r)?e-i:i;if(n===Re){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(i>=e)i=e;else{if(!(i<0)){this.time=i;break t}i=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,o)):this._setEndings(0===this.repetitions,!0,o)),i>=e||i<0){const n=Math.floor(i/e);i-=e*n,r+=Math.abs(n);const s=this.repetitions-r;if(s<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=t>0?e:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===s){const e=t<0;this._setEndings(e,!e,o)}else this._setEndings(!1,!1,o);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=i;if(o&&1===(1&r))return e-i}return i},_setEndings:function(t,e,n){const i=this._interpolantSettings;n?(i.endingStart=ze,i.endingEnd=ze):(i.endingStart=t?this.zeroSlopeAtStart?ze:Ie:Be,i.endingEnd=e?this.zeroSlopeAtEnd?ze:Ie:Be)},_scheduleFading:function(t,e,n){const i=this._mixer,r=i.time;let o=this._weightInterpolant;null===o&&(o=i._lendControlInterpolant(),this._weightInterpolant=o);const s=o.parameterPositions,a=o.sampleValues;return s[0]=r,a[0]=e,s[1]=r+t,a[1]=n,this}}),kf.prototype=Object.assign(Object.create(rn.prototype),{constructor:kf,_bindAction:function(t,e){const n=t._localRoot||this._root,i=t._clip.tracks,r=i.length,o=t._propertyBindings,s=t._interpolants,a=n.uuid,c=this._bindingsByRootAndName;let l=c[a];void 0===l&&(l={},c[a]=l);for(let h=0;h!==r;++h){const t=i[h],r=t.name;let c=l[r];if(void 0!==c)o[h]=c;else{if(c=o[h],void 0!==c){null===c._cacheIndex&&(++c.referenceCount,this._addInactiveBinding(c,a,r));continue}const i=e&&e._propertyBindings[h].binding.parsedPath;c=new Af(Ff.create(n,r,i),t.ValueTypeName,t.getValueSize()),++c.referenceCount,this._addInactiveBinding(c,a,r),o[h]=c}s[h].resultBuffer=c.buffer}},_activateAction:function(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,n=t._clip.uuid,i=this._actionsByClip[n];this._bindAction(t,i&&i.knownActions[0]),this._addInactiveAction(t,n,e)}const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0===n.useCount++&&(this._lendBinding(n),n.saveOriginalState())}this._lendAction(t)}},_deactivateAction:function(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0===--n.useCount&&(n.restoreOriginalState(),this._takeBackBinding(n))}this._takeBackAction(t)}},_initMemoryManager:function(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}},_isActiveAction:function(t){const e=t._cacheIndex;return null!==e&&e=0;--n)t[n].stop();return this},update:function(t){t*=this.timeScale;const e=this._actions,n=this._nActiveActions,i=this.time+=t,r=Math.sign(t),o=this._accuIndex^=1;for(let c=0;c!==n;++c){const n=e[c];n._update(i,t,r,o)}const s=this._bindings,a=this._nActiveBindings;for(let c=0;c!==a;++c)s[c].apply(o);return this},setTime:function(t){this.time=0;for(let e=0;ethis.max.x||t.ythis.max.y)},containsBox:function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y},getParameter:function(t,e){return void 0===e&&(console.warn("THREE.Box2: .getParameter() target is now required"),e=new an),e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(t){return!(t.max.xthis.max.x||t.max.ythis.max.y)},clampPoint:function(t,e){return void 0===e&&(console.warn("THREE.Box2: .clampPoint() target is now required"),e=new an),e.copy(t).clamp(this.min,this.max)},distanceToPoint:function(t){const e=Jf.copy(t).clamp(this.min,this.max);return e.sub(t).length()},intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}});const Kf=new xn,$f=new xn;function tm(t,e){this.start=void 0!==t?t:new xn,this.end=void 0!==e?e:new xn}function em(t){Wn.call(this),this.material=t,this.render=function(){},this.hasPositions=!1,this.hasNormals=!1,this.hasColors=!1,this.hasUvs=!1,this.positionArray=null,this.normalArray=null,this.colorArray=null,this.uvArray=null,this.count=0}Object.assign(tm.prototype,{set:function(t,e){return this.start.copy(t),this.end.copy(e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.start.copy(t.start),this.end.copy(t.end),this},getCenter:function(t){return void 0===t&&(console.warn("THREE.Line3: .getCenter() target is now required"),t=new xn),t.addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(t){return void 0===t&&(console.warn("THREE.Line3: .delta() target is now required"),t=new xn),t.subVectors(this.end,this.start)},distanceSq:function(){return this.start.distanceToSquared(this.end)},distance:function(){return this.start.distanceTo(this.end)},at:function(t,e){return void 0===e&&(console.warn("THREE.Line3: .at() target is now required"),e=new xn),this.delta(e).multiplyScalar(t).add(this.start)},closestPointToPointParameter:function(t,e){Kf.subVectors(t,this.start),$f.subVectors(this.end,this.start);const n=$f.dot($f),i=$f.dot(Kf);let r=i/n;return e&&(r=sn.clamp(r,0,1)),r},closestPointToPoint:function(t,e,n){const i=this.closestPointToPointParameter(t,e);return void 0===n&&(console.warn("THREE.Line3: .closestPointToPoint() target is now required"),n=new xn),this.delta(n).multiplyScalar(i).add(this.start)},applyMatrix4:function(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this},equals:function(t){return t.start.equals(this.start)&&t.end.equals(this.end)}}),em.prototype=Object.create(Wn.prototype),em.prototype.constructor=em,em.prototype.isImmediateRenderObject=!0;const nm=new xn;function im(t,e){Wn.call(this),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=e;const n=new ur,i=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let o=0,s=1,a=32;o.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{Lm.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(Lm,e)}},Cm.prototype.setLength=function(t,e,n){void 0===e&&(e=.2*t),void 0===n&&(n=.2*e),this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(n,e,n),this.cone.position.y=t,this.cone.updateMatrix()},Cm.prototype.setColor=function(t){this.line.material.color.set(t),this.cone.material.color.set(t)},Cm.prototype.copy=function(t){return Wn.prototype.copy.call(this,t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this},Cm.prototype.clone=function(){return(new this.constructor).copy(this)},Om.prototype=Object.create(Oh.prototype),Om.prototype.constructor=Om;const Nm=4,Dm=8,Im=Math.pow(2,Dm),zm=[.125,.215,.35,.446,.526,.582],Bm=Dm-Nm+1+zm.length,Um=20,Fm={[He]:0,[ke]:1,[je]:2,[qe]:3,[Xe]:4,[Ye]:5,[Ve]:6},Gm=new zd,{_lodPlanes:Hm,_sizeLods:km,_sigmas:Vm}=Jm();let jm=null;const Wm=(1+Math.sqrt(5))/2,qm=1/Wm,Xm=[new xn(1,1,1),new xn(-1,1,1),new xn(1,1,-1),new xn(-1,1,-1),new xn(0,Wm,qm),new xn(0,Wm,-qm),new xn(qm,0,Wm),new xn(-qm,0,Wm),new xn(Wm,qm,0),new xn(-Wm,qm,0)];function Ym(t){this._renderer=t,this._pingPongRenderTarget=null,this._blurMaterial=$m(Um),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)}function Zm(t){return void 0!==t&&t.type===vt&&(t.encoding===He||t.encoding===ke||t.encoding===Ve)}function Jm(){const t=[],e=[],n=[];let i=Dm;for(let r=0;rDm-Nm?s=zm[r-Dm+Nm-1]:0==r&&(s=0),n.push(s);const a=1/(o-1),c=-a/2,l=1+a/2,h=[c,c,l,c,l,l,c,c,l,l,c,l],u=6,p=6,d=3,f=2,m=1,g=new Float32Array(d*p*u),v=new Float32Array(f*p*u),y=new Float32Array(m*p*u);for(let t=0;t2?0:-1,i=[e,n,0,e+2/3,n,0,e+2/3,n+1,0,e,n,0,e+2/3,n+1,0,e,n+1,0];g.set(i,d*p*t),v.set(h,f*p*t);const r=[t,t,t,t,t,t];y.set(r,m*p*t)}const x=new ur;x.setAttribute("position",new qi(g,d)),x.setAttribute("uv",new qi(v,f)),x.setAttribute("faceIndex",new qi(y,m)),t.push(x),i>Nm&&i--}return{_lodPlanes:t,_sizeLods:e,_sigmas:n}}function Qm(t){const e=new fn(3*Im,3*Im,t);return e.texture.mapping=st,e.texture.name="PMREM.cubeUv",e.scissorTest=!0,e}function Km(t,e,n,i,r){t.viewport.set(e,n,i,r),t.scissor.set(e,n,i,r)}function $m(t){const e=new Float32Array(t),n=new xn(0,1,0),i=new mp({name:"SphericalGaussianBlur",defines:{n:t},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:e},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:n},inputEncoding:{value:Fm[He]},outputEncoding:{value:Fm[He]}},vertexShader:ng(),fragmentShader:`\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform sampler2D envMap;\nuniform int samples;\nuniform float weights[n];\nuniform bool latitudinal;\nuniform float dTheta;\nuniform float mipInt;\nuniform vec3 poleAxis;\n\n${ig()}\n\n#define ENVMAP_TYPE_CUBE_UV\n#include \n\nvec3 getSample(float theta, vec3 axis) {\n\tfloat cosTheta = cos(theta);\n\t// Rodrigues' axis-angle rotation\n\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t+ cross(axis, vOutputDirection) * sin(theta)\n\t\t+ axis * dot(axis, vOutputDirection) * (1.0 - cosTheta);\n\treturn bilinearCubeUV(envMap, sampleDirection, mipInt);\n}\n\nvoid main() {\n\tvec3 axis = latitudinal ? poleAxis : cross(poleAxis, vOutputDirection);\n\tif (all(equal(axis, vec3(0.0))))\n\t\taxis = vec3(vOutputDirection.z, 0.0, - vOutputDirection.x);\n\taxis = normalize(axis);\n\tgl_FragColor = vec4(0.0);\n\tgl_FragColor.rgb += weights[0] * getSample(0.0, axis);\n\tfor (int i = 1; i < n; i++) {\n\t\tif (i >= samples)\n\t\t\tbreak;\n\t\tfloat theta = dTheta * float(i);\n\t\tgl_FragColor.rgb += weights[i] * getSample(-1.0 * theta, axis);\n\t\tgl_FragColor.rgb += weights[i] * getSample(theta, axis);\n\t}\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t`,blending:g,depthTest:!1,depthWrite:!1});return i}function tg(){const t=new an(1,1),e=new mp({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null},texelSize:{value:t},inputEncoding:{value:Fm[He]},outputEncoding:{value:Fm[He]}},vertexShader:ng(),fragmentShader:`\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform sampler2D envMap;\nuniform vec2 texelSize;\n\n${ig()}\n\n#include \n\nvoid main() {\n\tgl_FragColor = vec4(0.0);\n\tvec3 outputDirection = normalize(vOutputDirection);\n\tvec2 uv = equirectUv( outputDirection );\n\tvec2 f = fract(uv / texelSize - 0.5);\n\tuv -= f * texelSize;\n\tvec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tuv.x += texelSize.x;\n\tvec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tuv.y += texelSize.y;\n\tvec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tuv.x -= texelSize.x;\n\tvec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tvec3 tm = mix(tl, tr, f.x);\n\tvec3 bm = mix(bl, br, f.x);\n\tgl_FragColor.rgb = mix(tm, bm, f.y);\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t`,blending:g,depthTest:!1,depthWrite:!1});return e}function eg(){const t=new mp({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},inputEncoding:{value:Fm[He]},outputEncoding:{value:Fm[He]}},vertexShader:ng(),fragmentShader:`\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform samplerCube envMap;\n\n${ig()}\n\nvoid main() {\n\tgl_FragColor = vec4(0.0);\n\tgl_FragColor.rgb = envMapTexelToLinear(textureCube(envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ))).rgb;\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t`,blending:g,depthTest:!1,depthWrite:!1});return t}function ng(){return"\nprecision mediump float;\nprecision mediump int;\nattribute vec3 position;\nattribute vec2 uv;\nattribute float faceIndex;\nvarying vec3 vOutputDirection;\n\n// RH coordinate system; PMREM face-indexing convention\nvec3 getDirection(vec2 uv, float face) {\n\tuv = 2.0 * uv - 1.0;\n\tvec3 direction = vec3(uv, 1.0);\n\tif (face == 0.0) {\n\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\t} else if (face == 1.0) {\n\t\tdirection = direction.xzy;\n\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\t} else if (face == 2.0) {\n\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\t} else if (face == 3.0) {\n\t\tdirection = direction.zyx;\n\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\t} else if (face == 4.0) {\n\t\tdirection = direction.xzy;\n\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\t} else if (face == 5.0) {\n\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\t}\n\treturn direction;\n}\n\nvoid main() {\n\tvOutputDirection = getDirection(uv, faceIndex);\n\tgl_Position = vec4( position, 1.0 );\n}\n\t"}function ig(){return"\nuniform int inputEncoding;\nuniform int outputEncoding;\n\n#include \n\nvec4 inputTexelToLinear(vec4 value){\n\tif(inputEncoding == 0){\n\t\treturn value;\n\t}else if(inputEncoding == 1){\n\t\treturn sRGBToLinear(value);\n\t}else if(inputEncoding == 2){\n\t\treturn RGBEToLinear(value);\n\t}else if(inputEncoding == 3){\n\t\treturn RGBMToLinear(value, 7.0);\n\t}else if(inputEncoding == 4){\n\t\treturn RGBMToLinear(value, 16.0);\n\t}else if(inputEncoding == 5){\n\t\treturn RGBDToLinear(value, 256.0);\n\t}else{\n\t\treturn GammaToLinear(value, 2.2);\n\t}\n}\n\nvec4 linearToOutputTexel(vec4 value){\n\tif(outputEncoding == 0){\n\t\treturn value;\n\t}else if(outputEncoding == 1){\n\t\treturn LinearTosRGB(value);\n\t}else if(outputEncoding == 2){\n\t\treturn LinearToRGBE(value);\n\t}else if(outputEncoding == 3){\n\t\treturn LinearToRGBM(value, 7.0);\n\t}else if(outputEncoding == 4){\n\t\treturn LinearToRGBM(value, 16.0);\n\t}else if(outputEncoding == 5){\n\t\treturn LinearToRGBD(value, 256.0);\n\t}else{\n\t\treturn LinearToGamma(value, 2.2);\n\t}\n}\n\nvec4 envMapTexelToLinear(vec4 color) {\n\treturn inputTexelToLinear(color);\n}\n\t"}Ym.prototype={constructor:Ym,fromScene:function(t,e=0,n=.1,i=100){jm=this._renderer.getRenderTarget();const r=this._allocateTargets();return this._sceneToCubeUV(t,n,i,r),e>0&&this._blur(r,0,0,e),this._applyPMREM(r),this._cleanup(r),r},fromEquirectangular:function(t){return this._fromTexture(t)},fromCubemap:function(t){return this._fromTexture(t)},compileCubemapShader:function(){null===this._cubemapShader&&(this._cubemapShader=eg(),this._compileMaterial(this._cubemapShader))},compileEquirectangularShader:function(){null===this._equirectShader&&(this._equirectShader=tg(),this._compileMaterial(this._equirectShader))},dispose:function(){this._blurMaterial.dispose(),null!==this._cubemapShader&&this._cubemapShader.dispose(),null!==this._equirectShader&&this._equirectShader.dispose();for(let t=0;t2?Im:0,Im,Im),l.setRenderTarget(i),l.render(t,s)}l.toneMapping=u,l.outputEncoding=h,l.setClearColor(p,d)},_textureToCubeUV:function(t,e){const n=this._renderer;t.isCubeTexture?null==this._cubemapShader&&(this._cubemapShader=eg()):null==this._equirectShader&&(this._equirectShader=tg());const i=t.isCubeTexture?this._cubemapShader:this._equirectShader,r=new Rr(Hm[0],i),o=i.uniforms;o["envMap"].value=t,t.isCubeTexture||o["texelSize"].value.set(1/t.image.width,1/t.image.height),o["inputEncoding"].value=Fm[t.encoding],o["outputEncoding"].value=Fm[e.texture.encoding],Km(e,0,0,3*Im,2*Im),n.setRenderTarget(e),n.render(r,Gm)},_applyPMREM:function(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;for(let i=1;iUm&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to ${Um}`);const g=[];let v=0;for(let _=0;_Dm-Nm?i-Dm+Nm:0);Km(e,x,b,3*y,2*y),a.setRenderTarget(e),a.render(h,Gm)}};const rg=2;function og(t){console.warn("THREE.ClosedSplineCurve3 has been deprecated. Use THREE.CatmullRomCurve3 instead."),ad.call(this,t),this.type="catmullrom",this.closed=!0}function sg(t){console.warn("THREE.SplineCurve3 has been deprecated. Use THREE.CatmullRomCurve3 instead."),ad.call(this,t),this.type="catmullrom"}function ag(t){console.warn("THREE.Spline has been removed. Use THREE.CatmullRomCurve3 instead."),ad.call(this,t),this.type="catmullrom"}function cg(t){return console.warn("THREE.AxisHelper has been renamed to THREE.AxesHelper."),new Om(t)}$p.create=function(t,e){return console.log("THREE.Curve.create() has been deprecated"),t.prototype=Object.create($p.prototype),t.prototype.constructor=t,t.prototype.getPoint=e,t},Object.assign(Ed.prototype,{createPointsGeometry:function(t){console.warn("THREE.CurvePath: .createPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");const e=this.getPoints(t);return this.createGeometry(e)},createSpacedPointsGeometry:function(t){console.warn("THREE.CurvePath: .createSpacedPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");const e=this.getSpacedPoints(t);return this.createGeometry(e)},createGeometry:function(t){console.warn("THREE.CurvePath: .createGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");const e=new zr;for(let n=0,i=t.length;n