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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(){var 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){var r=t._x,n=t._y,i=t._z,a=t._w,o=e._x,s=e._y,c=e._z,l=e._w;return this._x=r*l+a*o+n*c-i*s,this._y=n*l+a*s+i*o-r*c,this._z=i*l+a*c+r*s-n*o,this._w=a*l-r*o-n*s-i*c,this._onChangeCallback(),this},slerp:function(t,e){if(0===e)return this;if(1===e)return this.copy(t);var r=this._x,n=this._y,i=this._z,a=this._w,o=a*t._w+r*t._x+n*t._y+i*t._z;if(o<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,o=-o):this.copy(t),o>=1)return this._w=a,this._x=r,this._y=n,this._z=i,this;var s=1-o*o;if(s<=Number.EPSILON){var c=1-e;return this._w=c*a+e*this._w,this._x=c*r+e*this._x,this._y=c*n+e*this._y,this._z=c*i+e*this._z,this.normalize(),this._onChangeCallback(),this}var l=Math.sqrt(s),h=Math.atan2(l,o),u=Math.sin((1-e)*h)/l,p=Math.sin(e*h)/l;return this._w=a*u+this._w*p,this._x=r*u+this._x*p,this._y=n*u+this._y*p,this._z=i*u+this._z*p,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},_onChange:function(t){return this._onChangeCallback=t,this},_onChangeCallback:function(){}});var u=new d,p=new h;function d(t,e,r){this.x=t||0,this.y=e||0,this.z=r||0}Object.assign(d.prototype,{isVector3:!0,set:function(t,e,r){return this.x=t,this.y=e,this.z=r,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(p.setFromEuler(t))},applyAxisAngle:function(t,e){return this.applyQuaternion(p.setFromAxisAngle(t,e))},applyMatrix3:function(t){var e=this.x,r=this.y,n=this.z,i=t.elements;return this.x=i[0]*e+i[3]*r+i[6]*n,this.y=i[1]*e+i[4]*r+i[7]*n,this.z=i[2]*e+i[5]*r+i[8]*n,this},applyMatrix4:function(t){var e=this.x,r=this.y,n=this.z,i=t.elements,a=1/(i[3]*e+i[7]*r+i[11]*n+i[15]);return this.x=(i[0]*e+i[4]*r+i[8]*n+i[12])*a,this.y=(i[1]*e+i[5]*r+i[9]*n+i[13])*a,this.z=(i[2]*e+i[6]*r+i[10]*n+i[14])*a,this},applyQuaternion:function(t){var e=this.x,r=this.y,n=this.z,i=t.x,a=t.y,o=t.z,s=t.w,c=s*e+a*n-o*r,l=s*r+o*e-i*n,h=s*n+i*r-a*e,u=-i*e-a*r-o*n;return this.x=c*s+u*-i+l*-o-h*-a,this.y=l*s+u*-a+h*-i-c*-o,this.z=h*s+u*-o+c*-a-l*-i,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){var e=this.x,r=this.y,n=this.z,i=t.elements;return this.x=i[0]*e+i[4]*r+i[8]*n,this.y=i[1]*e+i[5]*r+i[9]*n,this.z=i[2]*e+i[6]*r+i[10]*n,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){var r=this.length();return this.divideScalar(r||1).multiplyScalar(Math.max(t,Math.min(e,r)))},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,r){return this.subVectors(e,t).multiplyScalar(r).add(t)},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){var r=t.x,n=t.y,i=t.z,a=e.x,o=e.y,s=e.z;return this.x=n*s-i*o,this.y=i*a-r*s,this.z=r*o-n*a,this},projectOnVector:function(t){var e=t.dot(this)/t.lengthSq();return this.copy(t).multiplyScalar(e)},projectOnPlane:function(t){return u.copy(this).projectOnVector(t),this.sub(u)},reflect:function(t){return this.sub(u.copy(t).multiplyScalar(2*this.dot(t)))},angleTo:function(t){var e=this.dot(t)/Math.sqrt(this.lengthSq()*t.lengthSq());return Math.acos(s.clamp(e,-1,1))},distanceTo:function(t){return Math.sqrt(this.distanceToSquared(t))},distanceToSquared:function(t){var e=this.x-t.x,r=this.y-t.y,n=this.z-t.z;return e*e+r*r+n*n},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,r){var n=Math.sin(e)*t;return this.x=n*Math.sin(r),this.y=Math.cos(e)*t,this.z=n*Math.cos(r),this},setFromCylindrical:function(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)},setFromCylindricalCoords:function(t,e,r){return this.x=t*Math.sin(e),this.y=r,this.z=t*Math.cos(e),this},setFromMatrixPosition:function(t){var e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this},setFromMatrixScale:function(t){var e=this.setFromMatrixColumn(t,0).length(),r=this.setFromMatrixColumn(t,1).length(),n=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=r,this.z=n,this},setFromMatrixColumn:function(t,e){return this.fromArray(t.elements,4*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,r){return void 0!==r&&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}});var f=new d;function m(){this.elements=[1,0,0,0,1,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}Object.assign(m.prototype,{isMatrix3:!0,set:function(t,e,r,n,i,a,o,s,c){var l=this.elements;return l[0]=t,l[1]=n,l[2]=o,l[3]=e,l[4]=i,l[5]=s,l[6]=r,l[7]=a,l[8]=c,this},identity:function(){return this.set(1,0,0,0,1,0,0,0,1),this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(t){var e=this.elements,r=t.elements;return e[0]=r[0],e[1]=r[1],e[2]=r[2],e[3]=r[3],e[4]=r[4],e[5]=r[5],e[6]=r[6],e[7]=r[7],e[8]=r[8],this},setFromMatrix4:function(t){var e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this},applyToBufferAttribute:function(t){for(var e=0,r=t.count;e1)switch(this.wrapS){case 1e3:t.x=t.x-Math.floor(t.x);break;case 1001:t.x=t.x<0?0:1;break;case 1002:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case 1e3:t.y=t.y-Math.floor(t.y);break;case 1001:t.y=t.y<0?0:1;break;case 1002:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}}),Object.defineProperty(y.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.defineProperties(x.prototype,{width:{get:function(){return this.z},set:function(t){this.z=t}},height:{get:function(){return this.w},set:function(t){this.w=t}}}),Object.assign(x.prototype,{isVector4:!0,set:function(t,e,r,n){return this.x=t,this.y=e,this.z=r,this.w=n,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this.w=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},setW:function(t){return this.w=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;case 3:this.w=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;case 3:return this.w;default:throw new Error("index is out of range: "+t)}},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=void 0!==t.w?t.w:1,this},add:function(t,e){return void 0!==e?(console.warn("THREE.Vector4: .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.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){var e=this.x,r=this.y,n=this.z,i=this.w,a=t.elements;return this.x=a[0]*e+a[4]*r+a[8]*n+a[12]*i,this.y=a[1]*e+a[5]*r+a[9]*n+a[13]*i,this.z=a[2]*e+a[6]*r+a[10]*n+a[14]*i,this.w=a[3]*e+a[7]*r+a[11]*n+a[15]*i,this},divideScalar:function(t){return this.multiplyScalar(1/t)},setAxisAngleFromQuaternion:function(t){this.w=2*Math.acos(t.w);var 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){var e,r,n,i,a=t.elements,o=a[0],s=a[4],c=a[8],l=a[1],h=a[5],u=a[9],p=a[2],d=a[6],f=a[10];if(Math.abs(s-l)<.01&&Math.abs(c-p)<.01&&Math.abs(u-d)<.01){if(Math.abs(s+l)<.1&&Math.abs(c+p)<.1&&Math.abs(u+d)<.1&&Math.abs(o+h+f-3)<.1)return this.set(1,0,0,0),this;e=Math.PI;var m=(o+1)/2,g=(h+1)/2,v=(f+1)/2,y=(s+l)/4,x=(c+p)/4,b=(u+d)/4;return m>g&&m>v?m<.01?(r=0,n=.707106781,i=.707106781):(n=y/(r=Math.sqrt(m)),i=x/r):g>v?g<.01?(r=.707106781,n=0,i=.707106781):(r=y/(n=Math.sqrt(g)),i=b/n):v<.01?(r=.707106781,n=.707106781,i=0):(r=x/(i=Math.sqrt(v)),n=b/i),this.set(r,n,i,e),this}var w=Math.sqrt((d-u)*(d-u)+(c-p)*(c-p)+(l-s)*(l-s));return Math.abs(w)<.001&&(w=1),this.x=(d-u)/w,this.y=(c-p)/w,this.z=(l-s)/w,this.w=Math.acos((o+h+f-1)/2),this},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.w=Math.min(this.w,t.w),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.w=Math.max(this.w,t.w),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.w=Math.max(t.w,Math.min(e.w,this.w)),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.w=Math.max(t,Math.min(e,this.w)),this},clampLength:function(t,e){var r=this.length();return this.divideScalar(r||1).multiplyScalar(Math.max(t,Math.min(e,r)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this},roundToZero: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.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,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)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},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.w+=(t.w-this.w)*e,this},lerpVectors:function(t,e,r){return this.subVectors(e,t).multiplyScalar(r).add(t)},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},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,r){return void 0!==r&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}}),b.prototype=Object.assign(Object.create(e.prototype),{constructor:b,isWebGLRenderTarget:!0,setSize:function(t,e){this.width===t&&this.height===e||(this.width=t,this.height=e,this.texture.image.width=t,this.texture.image.height=e,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.width=t.width,this.height=t.height,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.depthTexture=t.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),w.prototype=Object.assign(Object.create(b.prototype),{constructor:w,isWebGLMultisampleRenderTarget:!0,copy:function(t){return b.prototype.copy.call(this,t),this.samples=t.samples,this}});var _=new d,M=new P,S=new d(0,0,0),T=new d(1,1,1),E=new d,A=new d,L=new d;function P(){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(P.prototype,{isMatrix4:!0,set:function(t,e,r,n,i,a,o,s,c,l,h,u,p,d,f,m){var g=this.elements;return g[0]=t,g[4]=e,g[8]=r,g[12]=n,g[1]=i,g[5]=a,g[9]=o,g[13]=s,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 P).fromArray(this.elements)},copy:function(t){var e=this.elements,r=t.elements;return e[0]=r[0],e[1]=r[1],e[2]=r[2],e[3]=r[3],e[4]=r[4],e[5]=r[5],e[6]=r[6],e[7]=r[7],e[8]=r[8],e[9]=r[9],e[10]=r[10],e[11]=r[11],e[12]=r[12],e[13]=r[13],e[14]=r[14],e[15]=r[15],this},copyPosition:function(t){var e=this.elements,r=t.elements;return e[12]=r[12],e[13]=r[13],e[14]=r[14],this},extractBasis:function(t,e,r){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),r.setFromMatrixColumn(this,2),this},makeBasis:function(t,e,r){return this.set(t.x,e.x,r.x,0,t.y,e.y,r.y,0,t.z,e.z,r.z,0,0,0,0,1),this},extractRotation:function(t){var e=this.elements,r=t.elements,n=1/_.setFromMatrixColumn(t,0).length(),i=1/_.setFromMatrixColumn(t,1).length(),a=1/_.setFromMatrixColumn(t,2).length();return e[0]=r[0]*n,e[1]=r[1]*n,e[2]=r[2]*n,e[3]=0,e[4]=r[4]*i,e[5]=r[5]*i,e[6]=r[6]*i,e[7]=0,e[8]=r[8]*a,e[9]=r[9]*a,e[10]=r[10]*a,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.");var e=this.elements,r=t.x,n=t.y,i=t.z,a=Math.cos(r),o=Math.sin(r),s=Math.cos(n),c=Math.sin(n),l=Math.cos(i),h=Math.sin(i);if("XYZ"===t.order){var u=a*l,p=a*h,d=o*l,f=o*h;e[0]=s*l,e[4]=-s*h,e[8]=c,e[1]=p+d*c,e[5]=u-f*c,e[9]=-o*s,e[2]=f-u*c,e[6]=d+p*c,e[10]=a*s}else if("YXZ"===t.order){var m=s*l,g=s*h,v=c*l,y=c*h;e[0]=m+y*o,e[4]=v*o-g,e[8]=a*c,e[1]=a*h,e[5]=a*l,e[9]=-o,e[2]=g*o-v,e[6]=y+m*o,e[10]=a*s}else if("ZXY"===t.order)m=s*l,g=s*h,v=c*l,y=c*h,e[0]=m-y*o,e[4]=-a*h,e[8]=v+g*o,e[1]=g+v*o,e[5]=a*l,e[9]=y-m*o,e[2]=-a*c,e[6]=o,e[10]=a*s;else if("ZYX"===t.order)u=a*l,p=a*h,d=o*l,f=o*h,e[0]=s*l,e[4]=d*c-p,e[8]=u*c+f,e[1]=s*h,e[5]=f*c+u,e[9]=p*c-d,e[2]=-c,e[6]=o*s,e[10]=a*s;else if("YZX"===t.order){var x=a*s,b=a*c,w=o*s,_=o*c;e[0]=s*l,e[4]=_-x*h,e[8]=w*h+b,e[1]=h,e[5]=a*l,e[9]=-o*l,e[2]=-c*l,e[6]=b*h+w,e[10]=x-_*h}else"XZY"===t.order&&(x=a*s,b=a*c,w=o*s,_=o*c,e[0]=s*l,e[4]=-h,e[8]=c*l,e[1]=x*h+_,e[5]=a*l,e[9]=b*h-w,e[2]=w*h-b,e[6]=o*l,e[10]=_*h+x);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(S,t,T)},lookAt:function(t,e,r){var n=this.elements;return L.subVectors(t,e),0===L.lengthSq()&&(L.z=1),L.normalize(),E.crossVectors(r,L),0===E.lengthSq()&&(1===Math.abs(r.z)?L.x+=1e-4:L.z+=1e-4,L.normalize(),E.crossVectors(r,L)),E.normalize(),A.crossVectors(L,E),n[0]=E.x,n[4]=A.x,n[8]=L.x,n[1]=E.y,n[5]=A.y,n[9]=L.y,n[2]=E.z,n[6]=A.z,n[10]=L.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){var r=t.elements,n=e.elements,i=this.elements,a=r[0],o=r[4],s=r[8],c=r[12],l=r[1],h=r[5],u=r[9],p=r[13],d=r[2],f=r[6],m=r[10],g=r[14],v=r[3],y=r[7],x=r[11],b=r[15],w=n[0],_=n[4],M=n[8],S=n[12],T=n[1],E=n[5],A=n[9],L=n[13],R=n[2],P=n[6],C=n[10],O=n[14],D=n[3],N=n[7],I=n[11],z=n[15];return i[0]=a*w+o*T+s*R+c*D,i[4]=a*_+o*E+s*P+c*N,i[8]=a*M+o*A+s*C+c*I,i[12]=a*S+o*L+s*O+c*z,i[1]=l*w+h*T+u*R+p*D,i[5]=l*_+h*E+u*P+p*N,i[9]=l*M+h*A+u*C+p*I,i[13]=l*S+h*L+u*O+p*z,i[2]=d*w+f*T+m*R+g*D,i[6]=d*_+f*E+m*P+g*N,i[10]=d*M+f*A+m*C+g*I,i[14]=d*S+f*L+m*O+g*z,i[3]=v*w+y*T+x*R+b*D,i[7]=v*_+y*E+x*P+b*N,i[11]=v*M+y*A+x*C+b*I,i[15]=v*S+y*L+x*O+b*z,this},multiplyScalar:function(t){var 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},applyToBufferAttribute:function(t){for(var e=0,r=t.count;e1){for(var e=0;e1){for(var e=0;e0)for(n.children=[],s=0;s0&&(r.geometries=u),p.length>0&&(r.materials=p),d.length>0&&(r.textures=d),f.length>0&&(r.images=f),o.length>0&&(r.shapes=o)}return r.object=n,r;function m(t){var e=[];for(var r in t){var n=t[r];delete n.metadata,e.push(n)}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(var r=0;rs)return!1}return!0}Object.assign(ct.prototype,{isBox3:!0,set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromArray:function(t){for(var e=1/0,r=1/0,n=1/0,i=-1/0,a=-1/0,o=-1/0,s=0,c=t.length;si&&(i=l),h>a&&(a=h),u>o&&(o=u)}return this.min.set(e,r,n),this.max.set(i,a,o),this},setFromBufferAttribute:function(t){for(var e=1/0,r=1/0,n=1/0,i=-1/0,a=-1/0,o=-1/0,s=0,c=t.count;si&&(i=l),h>a&&(a=h),u>o&&(o=u)}return this.min.set(e,r,n),this.max.set(i,a,o),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,r=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 d),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,Q),Q.distanceToSquared(t.center)<=t.radius*t.radius},intersectsPlane:function(t){var e,r;return t.normal.x>0?(e=t.normal.x*this.min.x,r=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,r=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,r+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,r+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,r+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,r+=t.normal.z*this.min.z),e<=-t.constant&&r>=-t.constant},intersectsTriangle:function(t){if(this.isEmpty())return!1;this.getCenter(it),at.subVectors(this.max,it),K.subVectors(t.a,it),$.subVectors(t.b,it),tt.subVectors(t.c,it),et.subVectors($,K),rt.subVectors(tt,$),nt.subVectors(K,tt);var e=[0,-et.z,et.y,0,-rt.z,rt.y,0,-nt.z,nt.y,et.z,0,-et.x,rt.z,0,-rt.x,nt.z,0,-nt.x,-et.y,et.x,0,-rt.y,rt.x,0,-nt.y,nt.x,0];return!!lt(e,K,$,tt,at)&&!!lt(e=[1,0,0,0,1,0,0,0,1],K,$,tt,at)&&(ot.crossVectors(et,rt),lt(e=[ot.x,ot.y,ot.z],K,$,tt,at))},clampPoint:function(t,e){return void 0===e&&(console.warn("THREE.Box3: .clampPoint() target is now required"),e=new d),e.copy(t).clamp(this.min,this.max)},distanceToPoint:function(t){return Q.copy(t).clamp(this.min,this.max).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(Q).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()||(Z[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Z[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Z[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Z[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Z[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Z[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Z[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Z[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Z)),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)}});var ht=new ct;function ut(t,e){this.center=void 0!==t?t:new d,this.radius=void 0!==e?e:0}Object.assign(ut.prototype,{set:function(t,e){return this.center.copy(t),this.radius=e,this},setFromPoints:function(t,e){var r=this.center;void 0!==e?r.copy(e):ht.setFromPoints(t).getCenter(r);for(var n=0,i=0,a=t.length;ithis.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 ct),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}});var pt=new d,dt=new d,ft=new d,mt=new d,gt=new d,vt=new d,yt=new d;function xt(t,e){this.origin=void 0!==t?t:new d,this.direction=void 0!==e?e:new d}Object.assign(xt.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 d),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,pt)),this},closestPointToPoint:function(t,e){void 0===e&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),e=new d),e.subVectors(t,this.origin);var r=e.dot(this.direction);return r<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(r).add(this.origin)},distanceToPoint:function(t){return Math.sqrt(this.distanceSqToPoint(t))},distanceSqToPoint:function(t){var e=pt.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(pt.copy(this.direction).multiplyScalar(e).add(this.origin),pt.distanceToSquared(t))},distanceSqToSegment:function(t,e,r,n){dt.copy(t).add(e).multiplyScalar(.5),ft.copy(e).sub(t).normalize(),mt.copy(this.origin).sub(dt);var i,a,o,s,c=.5*t.distanceTo(e),l=-this.direction.dot(ft),h=mt.dot(this.direction),u=-mt.dot(ft),p=mt.lengthSq(),d=Math.abs(1-l*l);if(d>0)if(a=l*h-u,s=c*d,(i=l*u-h)>=0)if(a>=-s)if(a<=s){var f=1/d;o=(i*=f)*(i+l*(a*=f)+2*h)+a*(l*i+a+2*u)+p}else a=c,o=-(i=Math.max(0,-(l*a+h)))*i+a*(a+2*u)+p;else a=-c,o=-(i=Math.max(0,-(l*a+h)))*i+a*(a+2*u)+p;else a<=-s?o=-(i=Math.max(0,-(-l*c+h)))*i+(a=i>0?-c:Math.min(Math.max(-c,-u),c))*(a+2*u)+p:a<=s?(i=0,o=(a=Math.min(Math.max(-c,-u),c))*(a+2*u)+p):o=-(i=Math.max(0,-(l*c+h)))*i+(a=i>0?c:Math.min(Math.max(-c,-u),c))*(a+2*u)+p;else a=l>0?-c:c,o=-(i=Math.max(0,-(l*a+h)))*i+a*(a+2*u)+p;return r&&r.copy(this.direction).multiplyScalar(i).add(this.origin),n&&n.copy(ft).multiplyScalar(a).add(dt),o},intersectSphere:function(t,e){pt.subVectors(t.center,this.origin);var r=pt.dot(this.direction),n=pt.dot(pt)-r*r,i=t.radius*t.radius;if(n>i)return null;var a=Math.sqrt(i-n),o=r-a,s=r+a;return o<0&&s<0?null:o<0?this.at(s,e):this.at(o,e)},intersectsSphere:function(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius},distanceToPlane:function(t){var e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;var r=-(this.origin.dot(t.normal)+t.constant)/e;return r>=0?r:null},intersectPlane:function(t,e){var r=this.distanceToPlane(t);return null===r?null:this.at(r,e)},intersectsPlane:function(t){var e=t.distanceToPoint(this.origin);return 0===e||t.normal.dot(this.direction)*e<0},intersectBox:function(t,e){var r,n,i,a,o,s,c=1/this.direction.x,l=1/this.direction.y,h=1/this.direction.z,u=this.origin;return c>=0?(r=(t.min.x-u.x)*c,n=(t.max.x-u.x)*c):(r=(t.max.x-u.x)*c,n=(t.min.x-u.x)*c),l>=0?(i=(t.min.y-u.y)*l,a=(t.max.y-u.y)*l):(i=(t.max.y-u.y)*l,a=(t.min.y-u.y)*l),r>a||i>n?null:((i>r||r!=r)&&(r=i),(a=0?(o=(t.min.z-u.z)*h,s=(t.max.z-u.z)*h):(o=(t.max.z-u.z)*h,s=(t.min.z-u.z)*h),r>s||o>n?null:((o>r||r!=r)&&(r=o),(s=0?r:n,e)))},intersectsBox:function(t){return null!==this.intersectBox(t,pt)},intersectTriangle:function(t,e,r,n,i){gt.subVectors(e,t),vt.subVectors(r,t),yt.crossVectors(gt,vt);var a,o=this.direction.dot(yt);if(o>0){if(n)return null;a=1}else{if(!(o<0))return null;a=-1,o=-o}mt.subVectors(this.origin,t);var s=a*this.direction.dot(vt.crossVectors(mt,vt));if(s<0)return null;var c=a*this.direction.dot(gt.cross(mt));if(c<0)return null;if(s+c>o)return null;var l=-a*mt.dot(yt);return l<0?null:this.at(l/o,i)},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)}});var bt=new d,wt=new d,_t=new d,Mt=new d,St=new d,Tt=new d,Et=new d,At=new d,Lt=new d,Rt=new d;function Pt(t,e,r){this.a=void 0!==t?t:new d,this.b=void 0!==e?e:new d,this.c=void 0!==r?r:new d}Object.assign(Pt,{getNormal:function(t,e,r,n){void 0===n&&(console.warn("THREE.Triangle: .getNormal() target is now required"),n=new d),n.subVectors(r,e),bt.subVectors(t,e),n.cross(bt);var i=n.lengthSq();return i>0?n.multiplyScalar(1/Math.sqrt(i)):n.set(0,0,0)},getBarycoord:function(t,e,r,n,i){bt.subVectors(n,e),wt.subVectors(r,e),_t.subVectors(t,e);var a=bt.dot(bt),o=bt.dot(wt),s=bt.dot(_t),c=wt.dot(wt),l=wt.dot(_t),h=a*c-o*o;if(void 0===i&&(console.warn("THREE.Triangle: .getBarycoord() target is now required"),i=new d),0===h)return i.set(-2,-1,-1);var u=1/h,p=(c*s-o*l)*u,f=(a*l-o*s)*u;return i.set(1-p-f,f,p)},containsPoint:function(t,e,r,n){return Pt.getBarycoord(t,e,r,n,Mt),Mt.x>=0&&Mt.y>=0&&Mt.x+Mt.y<=1},getUV:function(t,e,r,n,i,a,o,s){return this.getBarycoord(t,e,r,n,Mt),s.set(0,0),s.addScaledVector(i,Mt.x),s.addScaledVector(a,Mt.y),s.addScaledVector(o,Mt.z),s},isFrontFacing:function(t,e,r,n){return bt.subVectors(r,e),wt.subVectors(t,e),bt.cross(wt).dot(n)<0}}),Object.assign(Pt.prototype,{set:function(t,e,r){return this.a.copy(t),this.b.copy(e),this.c.copy(r),this},setFromPointsAndIndices:function(t,e,r,n){return this.a.copy(t[e]),this.b.copy(t[r]),this.c.copy(t[n]),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 bt.subVectors(this.c,this.b),wt.subVectors(this.a,this.b),.5*bt.cross(wt).length()},getMidpoint:function(t){return void 0===t&&(console.warn("THREE.Triangle: .getMidpoint() target is now required"),t=new d),t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},getNormal:function(t){return Pt.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 d),t.setFromCoplanarPoints(this.a,this.b,this.c)},getBarycoord:function(t,e){return Pt.getBarycoord(t,this.a,this.b,this.c,e)},getUV:function(t,e,r,n,i){return Pt.getUV(t,this.a,this.b,this.c,e,r,n,i)},containsPoint:function(t){return Pt.containsPoint(t,this.a,this.b,this.c)},isFrontFacing:function(t){return Pt.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 d);var r,n,i=this.a,a=this.b,o=this.c;St.subVectors(a,i),Tt.subVectors(o,i),At.subVectors(t,i);var s=St.dot(At),c=Tt.dot(At);if(s<=0&&c<=0)return e.copy(i);Lt.subVectors(t,a);var l=St.dot(Lt),h=Tt.dot(Lt);if(l>=0&&h<=l)return e.copy(a);var u=s*h-l*c;if(u<=0&&s>=0&&l<=0)return r=s/(s-l),e.copy(i).addScaledVector(St,r);Rt.subVectors(t,o);var p=St.dot(Rt),f=Tt.dot(Rt);if(f>=0&&p<=f)return e.copy(o);var m=p*c-s*f;if(m<=0&&c>=0&&f<=0)return n=c/(c-f),e.copy(i).addScaledVector(Tt,n);var g=l*f-p*h;if(g<=0&&h-l>=0&&p-f>=0)return Et.subVectors(o,a),n=(h-l)/(h-l+(p-f)),e.copy(a).addScaledVector(Et,n);var v=1/(g+m+u);return r=m*v,n=u*v,e.copy(i).addScaledVector(St,r).addScaledVector(Tt,n)},equals:function(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}});var Ct={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},Ot={h:0,s:0,l:0},Dt={h:0,s:0,l:0};function Nt(t,e,r){return void 0===e&&void 0===r?this.set(t):this.setRGB(t,e,r)}function It(t,e,r){return r<0&&(r+=1),r>1&&(r-=1),r<1/6?t+6*(e-t)*r:r<.5?e:r<2/3?t+6*(e-t)*(2/3-r):t}function zt(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Bt(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}function Ft(t,e,r,n,i,a){this.a=t,this.b=e,this.c=r,this.normal=n&&n.isVector3?n:new d,this.vertexNormals=Array.isArray(n)?n:[],this.color=i&&i.isColor?i:new Nt,this.vertexColors=Array.isArray(i)?i:[],this.materialIndex=void 0!==a?a:0}Object.assign(Nt.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,r){return this.r=t,this.g=e,this.b=r,this},setHSL:function(t,e,r){if(t=s.euclideanModulo(t,1),e=s.clamp(e,0,1),r=s.clamp(r,0,1),0===e)this.r=this.g=this.b=r;else{var n=r<=.5?r*(1+e):r+e-r*e,i=2*r-n;this.r=It(i,n,t+1/3),this.g=It(i,n,t),this.b=It(i,n,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.")}var r;if(r=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(t)){var n,i=r[1],a=r[2];switch(i){case"rgb":case"rgba":if(n=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(255,parseInt(n[1],10))/255,this.g=Math.min(255,parseInt(n[2],10))/255,this.b=Math.min(255,parseInt(n[3],10))/255,e(n[5]),this;if(n=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(100,parseInt(n[1],10))/100,this.g=Math.min(100,parseInt(n[2],10))/100,this.b=Math.min(100,parseInt(n[3],10))/100,e(n[5]),this;break;case"hsl":case"hsla":if(n=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a)){var o=parseFloat(n[1])/360,s=parseInt(n[2],10)/100,c=parseInt(n[3],10)/100;return e(n[5]),this.setHSL(o,s,c)}}}else if(r=/^\#([A-Fa-f0-9]+)$/.exec(t)){var l,h=(l=r[1]).length;if(3===h)return this.r=parseInt(l.charAt(0)+l.charAt(0),16)/255,this.g=parseInt(l.charAt(1)+l.charAt(1),16)/255,this.b=parseInt(l.charAt(2)+l.charAt(2),16)/255,this;if(6===h)return this.r=parseInt(l.charAt(0)+l.charAt(1),16)/255,this.g=parseInt(l.charAt(2)+l.charAt(3),16)/255,this.b=parseInt(l.charAt(4)+l.charAt(5),16)/255,this}return t&&t.length>0&&(void 0!==(l=Ct[t])?this.setHex(l):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);var r=e>0?1/e:1;return this.r=Math.pow(t.r,r),this.g=Math.pow(t.g,r),this.b=Math.pow(t.b,r),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=zt(t.r),this.g=zt(t.g),this.b=zt(t.b),this},copyLinearToSRGB:function(t){return this.r=Bt(t.r),this.g=Bt(t.g),this.b=Bt(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});var e,r,n=this.r,i=this.g,a=this.b,o=Math.max(n,i,a),s=Math.min(n,i,a),c=(s+o)/2;if(s===o)e=0,r=0;else{var l=o-s;switch(r=c<=.5?l/(o+s):l/(2-o-s),o){case n:e=(i-a)/l+(ie&&(e=t[r]);return e}Ut.prototype=Object.assign(Object.create(e.prototype),{constructor:Ut,isMaterial:!0,onBeforeCompile:function(){},setValues:function(t){if(void 0!==t)for(var e in t){var r=t[e];if(void 0!==r)if("shading"!==e){var n=this[e];void 0!==n?n&&n.isColor?n.set(r):n&&n.isVector3&&r&&r.isVector3?n.copy(r):this[e]=r:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}else console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===r;else console.warn("THREE.Material: '"+e+"' parameter is undefined.")}},toJSON:function(t){var e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});var r={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function n(t){var e=[];for(var r in t){var n=t[r];delete n.metadata,e.push(n)}return e}if(r.uuid=this.uuid,r.type=this.type,""!==this.name&&(r.name=this.name),this.color&&this.color.isColor&&(r.color=this.color.getHex()),void 0!==this.roughness&&(r.roughness=this.roughness),void 0!==this.metalness&&(r.metalness=this.metalness),this.emissive&&this.emissive.isColor&&(r.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(r.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(r.specular=this.specular.getHex()),void 0!==this.shininess&&(r.shininess=this.shininess),void 0!==this.clearcoat&&(r.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(r.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(r.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,r.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(r.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(r.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(r.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(r.lightMap=this.lightMap.toJSON(t).uuid),this.aoMap&&this.aoMap.isTexture&&(r.aoMap=this.aoMap.toJSON(t).uuid,r.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(r.bumpMap=this.bumpMap.toJSON(t).uuid,r.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(r.normalMap=this.normalMap.toJSON(t).uuid,r.normalMapType=this.normalMapType,r.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(r.displacementMap=this.displacementMap.toJSON(t).uuid,r.displacementScale=this.displacementScale,r.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(r.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(r.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(r.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(r.specularMap=this.specularMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(r.envMap=this.envMap.toJSON(t).uuid,r.reflectivity=this.reflectivity,r.refractionRatio=this.refractionRatio,void 0!==this.combine&&(r.combine=this.combine),void 0!==this.envMapIntensity&&(r.envMapIntensity=this.envMapIntensity)),this.gradientMap&&this.gradientMap.isTexture&&(r.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.size&&(r.size=this.size),void 0!==this.sizeAttenuation&&(r.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(r.blending=this.blending),!0===this.flatShading&&(r.flatShading=this.flatShading),0!==this.side&&(r.side=this.side),0!==this.vertexColors&&(r.vertexColors=this.vertexColors),this.opacity<1&&(r.opacity=this.opacity),!0===this.transparent&&(r.transparent=this.transparent),r.depthFunc=this.depthFunc,r.depthTest=this.depthTest,r.depthWrite=this.depthWrite,r.stencilWrite=this.stencilWrite,r.stencilFunc=this.stencilFunc,r.stencilRef=this.stencilRef,r.stencilMask=this.stencilMask,r.stencilFail=this.stencilFail,r.stencilZFail=this.stencilZFail,r.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(r.rotation=this.rotation),!0===this.polygonOffset&&(r.polygonOffset=!0),0!==this.polygonOffsetFactor&&(r.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(r.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(r.linewidth=this.linewidth),void 0!==this.dashSize&&(r.dashSize=this.dashSize),void 0!==this.gapSize&&(r.gapSize=this.gapSize),void 0!==this.scale&&(r.scale=this.scale),!0===this.dithering&&(r.dithering=!0),this.alphaTest>0&&(r.alphaTest=this.alphaTest),!0===this.premultipliedAlpha&&(r.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(r.wireframe=this.wireframe),this.wireframeLinewidth>1&&(r.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(r.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(r.wireframeLinejoin=this.wireframeLinejoin),!0===this.morphTargets&&(r.morphTargets=!0),!0===this.morphNormals&&(r.morphNormals=!0),!0===this.skinning&&(r.skinning=!0),!1===this.visible&&(r.visible=!1),!1===this.toneMapped&&(r.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(r.userData=this.userData),e){var i=n(t.textures),a=n(t.images);i.length>0&&(r.textures=i),a.length>0&&(r.images=a)}return r},clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.name=t.name,this.fog=t.fog,this.lights=t.lights,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.stencilWrite=t.stencilWrite,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilMask=t.stencilMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,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.clipShadows=t.clipShadows,this.clipIntersection=t.clipIntersection;var e=t.clippingPlanes,r=null;if(null!==e){var n=e.length;r=new Array(n);for(var i=0;i!==n;++i)r[i]=e[i].clone()}return this.clippingPlanes=r,this.shadowSide=t.shadowSide,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Ht.prototype=Object.create(Ut.prototype),Ht.prototype.constructor=Ht,Ht.prototype.isMeshBasicMaterial=!0,Ht.prototype.copy=function(t){return Ut.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},Object.defineProperty(Vt.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(Vt.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setArray:function(t){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");return this.count=void 0!==t?t.length/this.itemSize:0,this.array=t,this},setDynamic:function(t){return this.dynamic=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.dynamic=t.dynamic,this},copyAt:function(t,e,r){t*=this.itemSize,r*=e.itemSize;for(var n=0,i=this.itemSize;n0,o=i[1]&&i[1].length>0,s=t.morphTargets,c=s.length;if(c>0){e=[];for(var h=0;h0){for(u=[],h=0;h0&&0===r.length&&console.error("THREE.DirectGeometry: Faceless geometries are not supported."),h=0;h65535?Jt:Xt)(t,1):this.index=t},addAttribute:function(t,e){return e&&e.isBufferAttribute||e&&e.isInterleavedBufferAttribute?"index"===t?(console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(e),this):(this.attributes[t]=e,this):(console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.addAttribute(t,new Vt(arguments[1],arguments[2])))},getAttribute:function(t){return this.attributes[t]},removeAttribute:function(t){return delete this.attributes[t],this},addGroup:function(t,e,r){this.groups.push({start:t,count:e,materialIndex:void 0!==r?r:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(t,e){this.drawRange.start=t,this.drawRange.count=e},applyMatrix:function(t){var e=this.attributes.position;void 0!==e&&(t.applyToBufferAttribute(e),e.needsUpdate=!0);var r=this.attributes.normal;void 0!==r&&((new m).getNormalMatrix(t).applyToBufferAttribute(r),r.needsUpdate=!0);var n=this.attributes.tangent;return void 0!==n&&((new m).getNormalMatrix(t).applyToBufferAttribute(n),n.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(t){return ee.makeRotationX(t),this.applyMatrix(ee),this},rotateY:function(t){return ee.makeRotationY(t),this.applyMatrix(ee),this},rotateZ:function(t){return ee.makeRotationZ(t),this.applyMatrix(ee),this},translate:function(t,e,r){return ee.makeTranslation(t,e,r),this.applyMatrix(ee),this},scale:function(t,e,r){return ee.makeScale(t,e,r),this.applyMatrix(ee),this},lookAt:function(t){return re.lookAt(t),re.updateMatrix(),this.applyMatrix(re.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(ne).negate(),this.translate(ne.x,ne.y,ne.z),this},setFromObject:function(t){var e=t.geometry;if(t.isPoints||t.isLine){var r=new Zt(3*e.vertices.length,3),n=new Zt(3*e.colors.length,3);if(this.addAttribute("position",r.copyVector3sArray(e.vertices)),this.addAttribute("color",n.copyColorsArray(e.colors)),e.lineDistances&&e.lineDistances.length===e.vertices.length){var i=new Zt(e.lineDistances.length,1);this.addAttribute("lineDistance",i.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){for(var e=[],r=0,n=t.length;r0){var r=new Float32Array(3*t.normals.length);this.addAttribute("normal",new Vt(r,3).copyVector3sArray(t.normals))}if(t.colors.length>0){var n=new Float32Array(3*t.colors.length);this.addAttribute("color",new Vt(n,3).copyColorsArray(t.colors))}if(t.uvs.length>0){var i=new Float32Array(2*t.uvs.length);this.addAttribute("uv",new Vt(i,2).copyVector2sArray(t.uvs))}if(t.uvs2.length>0){var a=new Float32Array(2*t.uvs2.length);this.addAttribute("uv2",new Vt(a,2).copyVector2sArray(t.uvs2))}for(var o in this.groups=t.groups,t.morphTargets){for(var s=[],c=t.morphTargets[o],l=0,h=c.length;l0){var d=new Zt(4*t.skinIndices.length,4);this.addAttribute("skinIndex",d.copyVector4sArray(t.skinIndices))}if(t.skinWeights.length>0){var f=new Zt(4*t.skinWeights.length,4);this.addAttribute("skinWeight",f.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 ct);var t=this.attributes.position,e=this.morphAttributes.position;if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(var r=0,n=e.length;r0&&(t.userData=this.userData),void 0!==this.parameters){var e=this.parameters;for(var r in e)void 0!==e[r]&&(t[r]=e[r]);return t}t.data={attributes:{}};var n=this.index;null!==n&&(t.data.index={type:n.array.constructor.name,array:Array.prototype.slice.call(n.array)});var i=this.attributes;for(var r in i){var a=(p=i[r]).toJSON();""!==p.name&&(a.name=p.name),t.data.attributes[r]=a}var o={},s=!1;for(var r in this.morphAttributes){for(var c=this.morphAttributes[r],l=[],h=0,u=c.length;h0&&(o[r]=l,s=!0)}s&&(t.data.morphAttributes=o);var d=this.groups;d.length>0&&(t.data.groups=JSON.parse(JSON.stringify(d)));var f=this.boundingSphere;return null!==f&&(t.data.boundingSphere={center:f.center.toArray(),radius:f.radius}),t},clone:function(){return(new se).copy(this)},copy:function(t){var e,r,n;this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.name=t.name;var i=t.index;null!==i&&this.setIndex(i.clone());var a=t.attributes;for(e in a){var o=a[e];this.addAttribute(e,o.clone())}var s=t.morphAttributes;for(e in s){var c=[],l=s[e];for(r=0,n=l.length;rr.far?null:{distance:c,point:Se.clone(),object:t}}function Ae(t,e,r,n,i,a,o,s,c,h,u){ue.fromBufferAttribute(i,c),pe.fromBufferAttribute(i,h),de.fromBufferAttribute(i,u);var p=t.morphTargetInfluences;if(e.morphTargets&&a&&p){ve.set(0,0,0),ye.set(0,0,0),xe.set(0,0,0);for(var d=0,f=a.length;d0){var o=i[a[0]];if(void 0!==o)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},t=0,e=o.length;t0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}},raycast:function(t,e){var r,n=this.geometry,i=this.material,a=this.matrixWorld;if(void 0!==i&&(null===n.boundingSphere&&n.computeBoundingSphere(),he.copy(n.boundingSphere),he.applyMatrix4(a),!1!==t.ray.intersectsSphere(he)&&(ce.getInverse(a),le.copy(t.ray).applyMatrix4(ce),null===n.boundingBox||!1!==le.intersectsBox(n.boundingBox))))if(n.isBufferGeometry){var o,s,c,h,u,p,d,f,m,g=n.index,v=n.attributes.position,y=n.morphAttributes.position,x=n.attributes.uv,b=n.attributes.uv2,w=n.groups,_=n.drawRange;if(null!==g)if(Array.isArray(i))for(h=0,p=w.length;h0&&(E=P);for(var C=0,O=R.length;C0?1:-1,l.push(P.x,P.y,P.z),h.push(x/g),h.push(1-b/v),L+=1}}for(b=0;b0)for(h=0;h0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){var t,e,r;for(this.computeFaceNormals(),t=0,e=this.faces.length;t0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var t,e,r,n,i;for(r=0,n=this.faces.length;r=0;r--){var f=p[r];for(this.faces.splice(f,1),o=0,s=this.faceVertexUvs.length;o0,g=d.vertexNormals.length>0,v=1!==d.color.r||1!==d.color.g||1!==d.color.b,y=d.vertexColors.length>0,x=0;if(x=M(x,0,0),x=M(x,1,!0),x=M(x,2,!1),x=M(x,3,f),x=M(x,4,m),x=M(x,5,g),x=M(x,6,v),x=M(x,7,y),o.push(x),o.push(d.a,d.b,d.c),o.push(d.materialIndex),f){var b=this.faceVertexUvs[0][i];o.push(E(b[0]),E(b[1]),E(b[2]))}if(m&&o.push(S(d.normal)),g){var w=d.vertexNormals;o.push(S(w[0]),S(w[1]),S(w[2]))}if(v&&o.push(T(d.color)),y){var _=d.vertexColors;o.push(T(_[0]),T(_[1]),T(_[2]))}}function M(t,e,r){return r?t|1<0&&(t.data.colors=l),u.length>0&&(t.data.uvs=[u]),t.data.faces=o,t},clone:function(){return(new Oe).copy(this)},copy:function(t){var e,r,n,i,a,o;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;var s=t.vertices;for(e=0,r=s.length;e0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;var i={};for(var a in this.extensions)!0===this.extensions[a]&&(i[a]=!0);return Object.keys(i).length>0&&(e.extensions=i),e},Ge.prototype=Object.assign(Object.create(Y.prototype),{constructor:Ge,isCamera:!0,copy:function(t,e){return Y.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 d),this.updateMatrixWorld(!0);var e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()},updateMatrixWorld:function(t){Y.prototype.updateMatrixWorld.call(this,t),this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}}),Ue.prototype=Object.assign(Object.create(Ge.prototype),{constructor:Ue,isPerspectiveCamera:!0,copy:function(t,e){return Ge.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){var e=.5*this.getFilmHeight()/t;this.fov=2*s.RAD2DEG*Math.atan(e),this.updateProjectionMatrix()},getFocalLength:function(){var t=Math.tan(.5*s.DEG2RAD*this.fov);return.5*this.getFilmHeight()/t},getEffectiveFOV:function(){return 2*s.RAD2DEG*Math.atan(Math.tan(.5*s.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,r,n,i,a){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=r,this.view.offsetY=n,this.view.width=i,this.view.height=a,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var t=this.near,e=t*Math.tan(.5*s.DEG2RAD*this.fov)/this.zoom,r=2*e,n=this.aspect*r,i=-.5*n,a=this.view;if(null!==this.view&&this.view.enabled){var o=a.fullWidth,c=a.fullHeight;i+=a.offsetX*n/o,e-=a.offsetY*r/c,n*=a.width/o,r*=a.height/c}var l=this.filmOffset;0!==l&&(i+=t*l/this.getFilmWidth()),this.projectionMatrix.makePerspective(i,i+n,e,e-r,t,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(t){var e=Y.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}}),He.prototype=Object.create(Y.prototype),He.prototype.constructor=He,Ve.prototype=Object.create(b.prototype),Ve.prototype.constructor=Ve,Ve.prototype.isWebGLRenderTargetCube=!0,Ve.prototype.fromEquirectangularTexture=function(t,e){this.texture.type=e.type,this.texture.format=e.format,this.texture.encoding=e.encoding;var r=new J,n={uniforms:{tEquirect:{value:null}},vertexShader:["varying vec3 vWorldDirection;","vec3 transformDirection( in vec3 dir, in mat4 matrix ) {","\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );","}","void main() {","\tvWorldDirection = transformDirection( position, modelMatrix );","\t#include ","\t#include ","}"].join("\n"),fragmentShader:["uniform sampler2D tEquirect;","varying vec3 vWorldDirection;","#define RECIPROCAL_PI 0.31830988618","#define RECIPROCAL_PI2 0.15915494","void main() {","\tvec3 direction = normalize( vWorldDirection );","\tvec2 sampleUV;","\tsampleUV.y = asin( clamp( direction.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;","\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;","\tgl_FragColor = texture2D( tEquirect, sampleUV );","}"].join("\n")},i=new Fe({type:"CubemapFromEquirect",uniforms:Ie(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:1,blending:0});i.uniforms.tEquirect.value=e;var a=new Te(new Ne(5,5,5),i);r.add(a);var o=new He(1,10,1);return o.renderTarget=this,o.renderTarget.texture.name="CubeCameraTexture",o.update(t,r),a.geometry.dispose(),a.material.dispose(),this},je.prototype=Object.create(y.prototype),je.prototype.constructor=je,je.prototype.isDataTexture=!0;var ke=new d,We=new d,qe=new m;function Xe(t,e){this.normal=void 0!==t?t:new d(1,0,0),this.constant=void 0!==e?e:0}Object.assign(Xe.prototype,{isPlane:!0,set:function(t,e){return this.normal.copy(t),this.constant=e,this},setComponents:function(t,e,r,n){return this.normal.set(t,e,r),this.constant=n,this},setFromNormalAndCoplanarPoint:function(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this},setFromCoplanarPoints:function(t,e,r){var n=ke.subVectors(r,e).cross(We.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(n,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(){var 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 d),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 d);var r=t.delta(ke),n=this.normal.dot(r);if(0===n)return 0===this.distanceToPoint(t.start)?e.copy(t.start):void 0;var i=-(t.start.dot(this.normal)+this.constant)/n;return i<0||i>1?void 0:e.copy(r).multiplyScalar(i).add(t.start)},intersectsLine:function(t){var e=this.distanceToPoint(t.start),r=this.distanceToPoint(t.end);return e<0&&r>0||r<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 d),t.copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(t,e){var r=e||qe.getNormalMatrix(t),n=this.coplanarPoint(ke).applyMatrix4(t),i=this.normal.applyMatrix3(r).normalize();return this.constant=-n.dot(i),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}});var Ye=new ut,Je=new d;function Ze(t,e,r,n,i,a){this.planes=[void 0!==t?t:new Xe,void 0!==e?e:new Xe,void 0!==r?r:new Xe,void 0!==n?n:new Xe,void 0!==i?i:new Xe,void 0!==a?a:new Xe]}Object.assign(Ze.prototype,{set:function(t,e,r,n,i,a){var o=this.planes;return o[0].copy(t),o[1].copy(e),o[2].copy(r),o[3].copy(n),o[4].copy(i),o[5].copy(a),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){for(var e=this.planes,r=0;r<6;r++)e[r].copy(t.planes[r]);return this},setFromMatrix:function(t){var e=this.planes,r=t.elements,n=r[0],i=r[1],a=r[2],o=r[3],s=r[4],c=r[5],l=r[6],h=r[7],u=r[8],p=r[9],d=r[10],f=r[11],m=r[12],g=r[13],v=r[14],y=r[15];return e[0].setComponents(o-n,h-s,f-u,y-m).normalize(),e[1].setComponents(o+n,h+s,f+u,y+m).normalize(),e[2].setComponents(o+i,h+c,f+p,y+g).normalize(),e[3].setComponents(o-i,h-c,f-p,y-g).normalize(),e[4].setComponents(o-a,h-l,f-d,y-v).normalize(),e[5].setComponents(o+a,h+l,f+d,y+v).normalize(),this},intersectsObject:function(t){var e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),Ye.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(Ye)},intersectsSprite:function(t){return Ye.center.set(0,0,0),Ye.radius=.7071067811865476,Ye.applyMatrix4(t.matrixWorld),this.intersectsSphere(Ye)},intersectsSphere:function(t){for(var e=this.planes,r=t.center,n=-t.radius,i=0;i<6;i++)if(e[i].distanceToPoint(r)0?t.max.x:t.min.x,Je.y=n.normal.y>0?t.max.y:t.min.y,Je.z=n.normal.z>0?t.max.z:t.min.z,n.distanceToPoint(Je)<0)return!1}return!0},containsPoint:function(t){for(var e=this.planes,r=0;r<6;r++)if(e[r].distanceToPoint(t)<0)return!1;return!0}});var Qe={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\treturn vec2( -1.04, 1.04 ) * a004 + r.zw;\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\t\tfDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vViewPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vViewPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\t#if ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n\t\tvarying vec3 vViewPosition;\n\t#endif\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n\tvarying vec3 vViewPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif",color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_textureSize (1024.0)\nint getFaceFromDirection(vec3 direction) {\n\tvec3 absDirection = abs(direction);\n\tint face = -1;\n\tif( absDirection.x > absDirection.z ) {\n\t\tif(absDirection.x > absDirection.y )\n\t\t\tface = direction.x > 0.0 ? 0 : 3;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\telse {\n\t\tif(absDirection.z > absDirection.y )\n\t\t\tface = direction.z > 0.0 ? 2 : 5;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\treturn face;\n}\n#define cubeUV_maxLods1 (log2(cubeUV_textureSize*0.25) - 1.0)\n#define cubeUV_rangeClamp (exp2((6.0 - 1.0) * 2.0))\nvec2 MipLevelInfo( vec3 vec, float roughnessLevel, float roughness ) {\n\tfloat scale = exp2(cubeUV_maxLods1 - roughnessLevel);\n\tfloat dxRoughness = dFdx(roughness);\n\tfloat dyRoughness = dFdy(roughness);\n\tvec3 dx = dFdx( vec * scale * dxRoughness );\n\tvec3 dy = dFdy( vec * scale * dyRoughness );\n\tfloat d = max( dot( dx, dx ), dot( dy, dy ) );\n\td = clamp(d, 1.0, cubeUV_rangeClamp);\n\tfloat mipLevel = 0.5 * log2(d);\n\treturn vec2(floor(mipLevel), fract(mipLevel));\n}\n#define cubeUV_maxLods2 (log2(cubeUV_textureSize*0.25) - 2.0)\n#define cubeUV_rcpTextureSize (1.0 / cubeUV_textureSize)\nvec2 getCubeUV(vec3 direction, float roughnessLevel, float mipLevel) {\n\tmipLevel = roughnessLevel > cubeUV_maxLods2 - 3.0 ? 0.0 : mipLevel;\n\tfloat a = 16.0 * cubeUV_rcpTextureSize;\n\tvec2 exp2_packed = exp2( vec2( roughnessLevel, mipLevel ) );\n\tvec2 rcp_exp2_packed = vec2( 1.0 ) / exp2_packed;\n\tfloat powScale = exp2_packed.x * exp2_packed.y;\n\tfloat scale = rcp_exp2_packed.x * rcp_exp2_packed.y * 0.25;\n\tfloat mipOffset = 0.75*(1.0 - rcp_exp2_packed.y) * rcp_exp2_packed.x;\n\tbool bRes = mipLevel == 0.0;\n\tscale = bRes && (scale < a) ? a : scale;\n\tvec3 r;\n\tvec2 offset;\n\tint face = getFaceFromDirection(direction);\n\tfloat rcpPowScale = 1.0 / powScale;\n\tif( face == 0) {\n\t\tr = vec3(direction.x, -direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 1) {\n\t\tr = vec3(direction.y, direction.x, direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 2) {\n\t\tr = vec3(direction.z, direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 3) {\n\t\tr = vec3(direction.x, direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse if( face == 4) {\n\t\tr = vec3(direction.y, direction.x, -direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse {\n\t\tr = vec3(direction.z, -direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\tr = normalize(r);\n\tfloat texelOffset = 0.5 * cubeUV_rcpTextureSize;\n\tvec2 s = ( r.yz / abs( r.x ) + vec2( 1.0 ) ) * 0.5;\n\tvec2 base = offset + vec2( texelOffset );\n\treturn base + s * ( scale - 2.0 * texelOffset );\n}\n#define cubeUV_maxLods3 (log2(cubeUV_textureSize*0.25) - 3.0)\nvec4 textureCubeUV( sampler2D envMap, vec3 reflectedDirection, float roughness ) {\n\tfloat roughnessVal = roughness* cubeUV_maxLods3;\n\tfloat r1 = floor(roughnessVal);\n\tfloat r2 = r1 + 1.0;\n\tfloat t = fract(roughnessVal);\n\tvec2 mipInfo = MipLevelInfo(reflectedDirection, r1, roughness);\n\tfloat s = mipInfo.y;\n\tfloat level0 = mipInfo.x;\n\tfloat level1 = level0 + 1.0;\n\tlevel1 = level1 > 5.0 ? 5.0 : level1;\n\tlevel0 += min( floor( s + 0.5 ), 5.0 );\n\tvec2 uv_10 = getCubeUV(reflectedDirection, r1, level0);\n\tvec4 color10 = envMapTexelToLinear(texture2D(envMap, uv_10));\n\tvec2 uv_20 = getCubeUV(reflectedDirection, r2, level0);\n\tvec4 color20 = envMapTexelToLinear(texture2D(envMap, uv_20));\n\tvec4 result = mix(color10, color20, t);\n\treturn vec4(result.rgb, 1.0);\n}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = normalMatrix * objectNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = normalMatrix * objectTangent;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, uv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = min( floor( D ) / 255.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\treflectVec = normalize( reflectVec );\n\t\tsampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\tenvColor = envMapTexelToLinear( envColor );\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, queryVec, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t vec3 reflectVec = reflect( -viewDir, normal );\n\t\t reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t vec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, queryReflectVec, roughness );\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV;\n\t\t\tsampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\t\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tfogDepth = -mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef TOON\n\tuniform sampler2D gradientMap;\n\tvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\t\tfloat dotNL = dot( normal, lightDirection );\n\t\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t\t#ifdef USE_GRADIENTMAP\n\t\t\treturn texture2D( gradientMap, coord ).rgb;\n\t\t#else\n\t\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t\t#endif\n\t}\n#endif",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\treflectedLight.indirectDiffuse += PI * texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n#endif",lights_pars_begin:"uniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t\tfloat shadowCameraNear;\n\t\tfloat shadowCameraFar;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifdef TOON\n\t\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#else\n\t\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\t\tvec3 irradiance = dotNL * directLight.color;\n\t#endif\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.specularRoughness = clamp( roughnessFactor, 0.04, 1.0 );\n#ifdef REFLECTIVITY\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = saturate( clearcoat );\tmaterial.clearcoatRoughness = clamp( clearcoatRoughness, 0.04, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectDiffuse += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tdirectLight.color *= all( bvec2( pointLight.shadow, directLight.visible ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tdirectLight.color *= all( bvec2( spotLight.shadow, directLight.visible ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectLight.color *= all( bvec2( directionalLight.shadow, directLight.visible ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec3 lightMapIrradiance = texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t#else\n\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\tgl_Position.z *= gl_Position.w;\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#ifdef USE_MAP\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif",map_particle_pars_fragment:"#ifdef USE_MAP\n\tuniform mat3 uvTransform;\n\tuniform sampler2D map;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal += ( morphNormal0 - normal ) * morphTargetInfluences[ 0 ];\n\tobjectNormal += ( morphNormal1 - normal ) * morphTargetInfluences[ 1 ];\n\tobjectNormal += ( morphNormal2 - normal ) * morphTargetInfluences[ 2 ];\n\tobjectNormal += ( morphNormal3 - normal ) * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_MORPHNORMALS\n\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed += ( morphTarget0 - position ) * morphTargetInfluences[ 0 ];\n\ttransformed += ( morphTarget1 - position ) * morphTargetInfluences[ 1 ];\n\ttransformed += ( morphTarget2 - position ) * morphTargetInfluences[ 2 ];\n\ttransformed += ( morphTarget3 - position ) * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += ( morphTarget4 - position ) * morphTargetInfluences[ 4 ];\n\ttransformed += ( morphTarget5 - position ) * morphTargetInfluences[ 5 ];\n\ttransformed += ( morphTarget6 - position ) * morphTargetInfluences[ 6 ];\n\ttransformed += ( morphTarget7 - position ) * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t\tbitangent = bitangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\t#ifdef USE_TANGENT\n\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = normalScale * mapN.xy;\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, normalScale, normalMap );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 normalScale, in sampler2D normalMap ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s );\n\t\tvec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\n\t\tvec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\n\t\tvec3 N = normalize( surf_norm );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy *= normalScale;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvec3 NfromST = cross( S, T );\n\t\t\tif( dot( NfromST, N ) > 0.0 ) {\n\t\t\t\tS *= -1.0;\n\t\t\t\tT *= -1.0;\n\t\t\t}\n\t\t#else\n\t\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t\tmat3 tsn = mat3( S, T, N );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 vTBN = mat3( tangent, bitangent, clearcoatNormal );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = clearcoatNormalScale * mapN.xy;\n\t\tclearcoatNormal = normalize( vTBN * mapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatNormalScale, clearcoatNormalMap );\n\t#endif\n#endif",clearcoat_normalmap_pars_fragment:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 encodeHalfRGBA ( vec2 v ) {\n\tvec4 encoded = vec4( 0.0 );\n\tconst vec2 offset = vec2( 1.0 / 255.0, 0.0 );\n\tencoded.xy = vec2( v.x, fract( v.x * 255.0 ) );\n\tencoded.xy = encoded.xy - ( encoded.yy * offset );\n\tencoded.zw = vec2( v.y, fract( v.y * 255.0 ) );\n\tencoded.zw = encoded.zw - ( encoded.ww * offset );\n\treturn encoded;\n}\nvec2 decodeHalfRGBA( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = modelViewMatrix * vec4( transformed, 1.0 );\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn decodeHalfRGBA( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat texture2DShadowLerp( sampler2D depths, vec2 size, vec2 uv, float compare ) {\n\t\tconst vec2 offset = vec2( 0.0, 1.0 );\n\t\tvec2 texelSize = vec2( 1.0 ) / size;\n\t\tvec2 centroidUV = ( floor( uv * size - 0.5 ) + 0.5 ) * texelSize;\n\t\tfloat lb = texture2DCompare( depths, centroidUV + texelSize * offset.xx, compare );\n\t\tfloat lt = texture2DCompare( depths, centroidUV + texelSize * offset.xy, compare );\n\t\tfloat rb = texture2DCompare( depths, centroidUV + texelSize * offset.yx, compare );\n\t\tfloat rt = texture2DCompare( depths, centroidUV + texelSize * offset.yy, compare );\n\t\tvec2 f = fract( uv * size + 0.5 );\n\t\tfloat a = mix( lb, lt, f.y );\n\t\tfloat b = mix( rb, rt, f.y );\n\t\tfloat c = mix( a, b, f.x );\n\t\treturn c;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tshadow = (\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLight directionalLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tshadow *= bool( directionalLight.shadow ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLight spotLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tshadow *= bool( spotLight.shadow ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLight pointLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tshadow *= bool( pointLight.shadow ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n\t#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( ( color * ( 2.51 * color + 0.03 ) ) / ( color * ( 2.43 * color + 0.59 ) + 0.14 ) );\n}",uv_pars_fragment:"#ifdef USE_UV\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = uv2;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = modelMatrix * vec4( transformed, 1.0 );\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - gl_FragCoord.z ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( gl_FragCoord.z );\n\t#endif\n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV;\n\tsampleUV.y = asin( clamp( direction.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvLineDistance = scale * lineDistance;\n\tvec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\treflectedLight.indirectDiffuse += texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_ENVMAP\n\t#include \n\t#include \n\t#include \n\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\treflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSPARENCY\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSPARENCY\n\tuniform float transparency;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSPARENCY\n\t\tdiffuseColor.a *= saturate( 1. - transparency + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include 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isPerspective = ( projectionMatrix[ 2 ][ 3 ] == - 1.0 );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n}",shadow_vert:"#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float 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e=c.render.frame;h.get(t)!==e&&(h.set(t,e),t.update())}(t),t.version>0&&i.__version!==t.version){var a=t.image;if(void 0===a)console.warn("THREE.WebGLRenderer: Texture marked for update but image is undefined");else{if(!1!==a.complete)return void A(i,t,e);console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete")}}r.activeTexture(33984+e),r.bindTexture(3553,i.__webglTexture)}function M(e,i){if(6===e.image.length){var s=n.get(e);if(e.version>0&&s.__version!==e.version){E(s,e),r.activeTexture(33984+i),r.bindTexture(34067,s.__webglTexture),t.pixelStorei(37440,e.flipY);for(var c=e&&e.isCompressedTexture,l=e.image[0]&&e.image[0].isDataTexture,h=[],u=0;u<6;u++)h[u]=c||l?l?e.image[u].image:e.image[u]:d(e.image[u],!1,!0,a.maxCubemapSize);var p,y=h[0],x=f(y)||a.isWebGL2,b=o.convert(e.format),w=o.convert(e.type),_=v(b,w);if(T(34067,e,x),c){for(u=0;u<6;u++){p=h[u].mipmaps;for(var 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c=function(t){return!a.isWebGL2&&(1001!==t.wrapS||1001!==t.wrapT||1003!==t.minFilter&&1006!==t.minFilter)}(n)&&!1===f(n.image),l=d(n.image,c,!1,a.maxTextureSize),h=f(l)||a.isWebGL2,u=o.convert(n.format),p=o.convert(n.type),y=v(u,p);T(s,n,h);var x,b=n.mipmaps;if(n.isDepthTexture){if(y=6402,1015===n.type){if(!a.isWebGL2)throw new Error("Float Depth Texture only supported in WebGL2.0");y=36012}else a.isWebGL2&&(y=33189);1026===n.format&&6402===y&&1012!==n.type&&1014!==n.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),n.type=1012,p=o.convert(n.type)),1027===n.format&&(y=34041,1020!==n.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),n.type=1020,p=o.convert(n.type))),r.texImage2D(3553,0,y,l.width,l.height,0,u,p,null)}else if(n.isDataTexture)if(b.length>0&&h){for(var w=0,_=b.length;w<_;w++)x=b[w],r.texImage2D(3553,w,y,x.width,x.height,0,u,p,x.data);n.generateMipmaps=!1,e.__maxMipLevel=b.length-1}else r.texImage2D(3553,0,y,l.width,l.height,0,u,p,l.data),e.__maxMipLevel=0;else if(n.isCompressedTexture){for(w=0,_=b.length;w<_;w++)x=b[w],1023!==n.format&&1022!==n.format?r.getCompressedTextureFormats().indexOf(u)>-1?r.compressedTexImage2D(3553,w,y,x.width,x.height,0,x.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):r.texImage2D(3553,w,y,x.width,x.height,0,u,p,x.data);e.__maxMipLevel=b.length-1}else if(n.isDataTexture2DArray)r.texImage3D(35866,0,y,l.width,l.height,l.depth,0,u,p,l.data),e.__maxMipLevel=0;else if(n.isDataTexture3D)r.texImage3D(32879,0,y,l.width,l.height,l.depth,0,u,p,l.data),e.__maxMipLevel=0;else if(b.length>0&&h){for(w=0,_=b.length;w<_;w++)x=b[w],r.texImage2D(3553,w,y,u,p,x);n.generateMipmaps=!1,e.__maxMipLevel=b.length-1}else r.texImage2D(3553,0,y,u,p,l),e.__maxMipLevel=0;m(n,h)&&g(3553,n,l.width,l.height),e.__version=n.version,n.onUpdate&&n.onUpdate(n)}function L(e,i,a,s){var c=o.convert(i.texture.format),l=o.convert(i.texture.type),h=v(c,l);r.texImage2D(s,0,h,i.width,i.height,0,c,l,null),t.bindFramebuffer(36160,e),t.framebufferTexture2D(36160,a,s,n.get(i.texture).__webglTexture,0),t.bindFramebuffer(36160,null)}function R(e,r,n){if(t.bindRenderbuffer(36161,e),r.depthBuffer&&!r.stencilBuffer){if(n){var i=C(r);t.renderbufferStorageMultisample(36161,i,33189,r.width,r.height)}else t.renderbufferStorage(36161,33189,r.width,r.height);t.framebufferRenderbuffer(36160,36096,36161,e)}else if(r.depthBuffer&&r.stencilBuffer)n?(i=C(r),t.renderbufferStorageMultisample(36161,i,35056,r.width,r.height)):t.renderbufferStorage(36161,34041,r.width,r.height),t.framebufferRenderbuffer(36160,33306,36161,e);else{var a=v(o.convert(r.texture.format),o.convert(r.texture.type));n?(i=C(r),t.renderbufferStorageMultisample(36161,i,a,r.width,r.height)):t.renderbufferStorage(36161,a,r.width,r.height)}t.bindRenderbuffer(36161,null)}function P(e){var r=n.get(e),i=!0===e.isWebGLRenderTargetCube;if(e.depthTexture){if(i)throw new Error("target.depthTexture not supported in Cube render targets");!function(e,r){if(r&&r.isWebGLRenderTargetCube)throw new Error("Depth Texture with cube render targets is not supported");if(t.bindFramebuffer(36160,e),!r.depthTexture||!r.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");n.get(r.depthTexture).__webglTexture&&r.depthTexture.image.width===r.width&&r.depthTexture.image.height===r.height||(r.depthTexture.image.width=r.width,r.depthTexture.image.height=r.height,r.depthTexture.needsUpdate=!0),_(r.depthTexture,0);var i=n.get(r.depthTexture).__webglTexture;if(1026===r.depthTexture.format)t.framebufferTexture2D(36160,36096,3553,i,0);else{if(1027!==r.depthTexture.format)throw new Error("Unknown depthTexture format");t.framebufferTexture2D(36160,33306,3553,i,0)}}(r.__webglFramebuffer,e)}else if(i){r.__webglDepthbuffer=[];for(var a=0;a<6;a++)t.bindFramebuffer(36160,r.__webglFramebuffer[a]),r.__webglDepthbuffer[a]=t.createRenderbuffer(),R(r.__webglDepthbuffer[a],e)}else t.bindFramebuffer(36160,r.__webglFramebuffer),r.__webglDepthbuffer=t.createRenderbuffer(),R(r.__webglDepthbuffer,e);t.bindFramebuffer(36160,null)}function C(t){return a.isWebGL2&&t.isWebGLMultisampleRenderTarget?Math.min(a.maxSamples,t.samples):0}var O=!1,D=!1;this.allocateTextureUnit=function(){var t=w;return t>=a.maxTextures&&console.warn("THREE.WebGLTextures: Trying to use "+t+" texture units while this GPU supports only "+a.maxTextures),w+=1,t},this.resetTextureUnits=function(){w=0},this.setTexture2D=_,this.setTexture2DArray=function(t,e){var i=n.get(t);t.version>0&&i.__version!==t.version?A(i,t,e):(r.activeTexture(33984+e),r.bindTexture(35866,i.__webglTexture))},this.setTexture3D=function(t,e){var i=n.get(t);t.version>0&&i.__version!==t.version?A(i,t,e):(r.activeTexture(33984+e),r.bindTexture(32879,i.__webglTexture))},this.setTextureCube=M,this.setTextureCubeDynamic=S,this.setupRenderTarget=function(e){var i=n.get(e),s=n.get(e.texture);e.addEventListener("dispose",b),s.__webglTexture=t.createTexture(),c.memory.textures++;var l=!0===e.isWebGLRenderTargetCube,h=!0===e.isWebGLMultisampleRenderTarget,u=f(e)||a.isWebGL2;if(l){i.__webglFramebuffer=[];for(var p=0;p<6;p++)i.__webglFramebuffer[p]=t.createFramebuffer()}else if(i.__webglFramebuffer=t.createFramebuffer(),h)if(a.isWebGL2){i.__webglMultisampledFramebuffer=t.createFramebuffer(),i.__webglColorRenderbuffer=t.createRenderbuffer(),t.bindRenderbuffer(36161,i.__webglColorRenderbuffer);var d=v(o.convert(e.texture.format),o.convert(e.texture.type)),y=C(e);t.renderbufferStorageMultisample(36161,y,d,e.width,e.height),t.bindFramebuffer(36160,i.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(36160,36064,36161,i.__webglColorRenderbuffer),t.bindRenderbuffer(36161,null),e.depthBuffer&&(i.__webglDepthRenderbuffer=t.createRenderbuffer(),R(i.__webglDepthRenderbuffer,e,!0)),t.bindFramebuffer(36160,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");if(l){for(r.bindTexture(34067,s.__webglTexture),T(34067,e.texture,u),p=0;p<6;p++)L(i.__webglFramebuffer[p],e,36064,34069+p);m(e.texture,u)&&g(34067,e.texture,e.width,e.height),r.bindTexture(34067,null)}else r.bindTexture(3553,s.__webglTexture),T(3553,e.texture,u),L(i.__webglFramebuffer,e,36064,3553),m(e.texture,u)&&g(3553,e.texture,e.width,e.height),r.bindTexture(3553,null);e.depthBuffer&&P(e)},this.updateRenderTargetMipmap=function(t){var e=t.texture;if(m(e,f(t)||a.isWebGL2)){var i=t.isWebGLRenderTargetCube?34067:3553,o=n.get(e).__webglTexture;r.bindTexture(i,o),g(i,e,t.width,t.height),r.bindTexture(i,null)}},this.updateMultisampleRenderTarget=function(e){if(e.isWebGLMultisampleRenderTarget)if(a.isWebGL2){var r=n.get(e);t.bindFramebuffer(36008,r.__webglMultisampledFramebuffer),t.bindFramebuffer(36009,r.__webglFramebuffer);var i=e.width,o=e.height,s=16384;e.depthBuffer&&(s|=256),e.stencilBuffer&&(s|=1024),t.blitFramebuffer(0,0,i,o,0,0,i,o,s,9728)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")},this.safeSetTexture2D=function(t,e){t&&t.isWebGLRenderTarget&&(!1===O&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),O=!0),t=t.texture),_(t,e)},this.safeSetTextureCube=function(t,e){t&&t.isWebGLRenderTargetCube&&(!1===D&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. Use their .texture property instead."),D=!0),t=t.texture),t&&t.isCubeTexture||Array.isArray(t.image)&&6===t.image.length?M(t,e):S(t,e)}}function Vn(t,e,r){return{convert:function(t){var n;if(1e3===t)return 10497;if(1001===t)return 33071;if(1002===t)return 33648;if(1003===t)return 9728;if(1004===t)return 9984;if(1005===t)return 9986;if(1006===t)return 9729;if(1007===t)return 9985;if(1008===t)return 9987;if(1009===t)return 5121;if(1017===t)return 32819;if(1018===t)return 32820;if(1019===t)return 33635;if(1010===t)return 5120;if(1011===t)return 5122;if(1012===t)return 5123;if(1013===t)return 5124;if(1014===t)return 5125;if(1015===t)return 5126;if(1016===t){if(r.isWebGL2)return 5131;if(null!==(n=e.get("OES_texture_half_float")))return n.HALF_FLOAT_OES}if(1021===t)return 6406;if(1022===t)return 6407;if(1023===t)return 6408;if(1024===t)return 6409;if(1025===t)return 6410;if(1026===t)return 6402;if(1027===t)return 34041;if(1028===t)return 6403;if(100===t)return 32774;if(101===t)return 32778;if(102===t)return 32779;if(200===t)return 0;if(201===t)return 1;if(202===t)return 768;if(203===t)return 769;if(204===t)return 770;if(205===t)return 771;if(206===t)return 772;if(207===t)return 773;if(208===t)return 774;if(209===t)return 775;if(210===t)return 776;if((33776===t||33777===t||33778===t||33779===t)&&null!==(n=e.get("WEBGL_compressed_texture_s3tc"))){if(33776===t)return n.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===t)return n.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===t)return n.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===t)return n.COMPRESSED_RGBA_S3TC_DXT5_EXT}if((35840===t||35841===t||35842===t||35843===t)&&null!==(n=e.get("WEBGL_compressed_texture_pvrtc"))){if(35840===t)return n.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===t)return n.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===t)return n.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===t)return n.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===t&&null!==(n=e.get("WEBGL_compressed_texture_etc1")))return n.COMPRESSED_RGB_ETC1_WEBGL;if((37808===t||37809===t||37810===t||37811===t||37812===t||37813===t||37814===t||37815===t||37816===t||37817===t||37818===t||37819===t||37820===t||37821===t)&&null!==(n=e.get("WEBGL_compressed_texture_astc")))return t;if(103===t||104===t){if(r.isWebGL2){if(103===t)return 32775;if(104===t)return 32776}if(null!==(n=e.get("EXT_blend_minmax"))){if(103===t)return n.MIN_EXT;if(104===t)return n.MAX_EXT}}if(1020===t){if(r.isWebGL2)return 34042;if(null!==(n=e.get("WEBGL_depth_texture")))return n.UNSIGNED_INT_24_8_WEBGL}return 0}}}function jn(){Y.call(this),this.type="Group"}function kn(t){Ue.call(this),this.cameras=t||[]}Bn.prototype=Object.create(Ut.prototype),Bn.prototype.constructor=Bn,Bn.prototype.isMeshDepthMaterial=!0,Bn.prototype.copy=function(t){return Ut.prototype.copy.call(this,t),this.depthPacking=t.depthPacking,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this},Fn.prototype=Object.create(Ut.prototype),Fn.prototype.constructor=Fn,Fn.prototype.isMeshDistanceMaterial=!0,Fn.prototype.copy=function(t){return Ut.prototype.copy.call(this,t),this.referencePosition.copy(t.referencePosition),this.nearDistance=t.nearDistance,this.farDistance=t.farDistance,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this},jn.prototype=Object.assign(Object.create(Y.prototype),{constructor:jn,isGroup:!0}),kn.prototype=Object.assign(Object.create(Ue.prototype),{constructor:kn,isArrayCamera:!0});var Wn,qn=new d,Xn=new d;function Yn(t,e,r){qn.setFromMatrixPosition(e.matrixWorld),Xn.setFromMatrixPosition(r.matrixWorld);var n=qn.distanceTo(Xn),i=e.projectionMatrix.elements,a=r.projectionMatrix.elements,o=i[14]/(i[10]-1),s=i[14]/(i[10]+1),c=(i[9]+1)/i[5],l=(i[9]-1)/i[5],h=(i[8]-1)/i[0],u=(a[8]+1)/a[0],p=o*h,d=o*u,f=n/(-h+u),m=f*-h;e.matrixWorld.decompose(t.position,t.quaternion,t.scale),t.translateX(m),t.translateZ(f),t.matrixWorld.compose(t.position,t.quaternion,t.scale),t.matrixWorldInverse.getInverse(t.matrixWorld);var g=o+f,v=s+f,y=p-m,x=d+(n-m),b=c*s/v*g,w=l*s/v*g;t.projectionMatrix.makePerspective(y,x,b,w,g,v)}function Jn(t){var e,r,n=this,i=null,o=null,s=null,c=[],u=new P,p=new P,f=1,m="local-floor";void 0!==a&&"VRFrameData"in a&&(o=new a.VRFrameData,a.addEventListener("vrdisplaypresentchange",E,!1));var g=new P,v=new h,y=new d,b=new Ue;b.viewport=new x,b.layers.enable(1);var w=new Ue;w.viewport=new x,w.layers.enable(2);var _=new kn([b,w]);function M(){return null!==i&&!0===i.isPresenting}_.layers.enable(1),_.layers.enable(2);var S,T=new l;function E(){if(M()){var a=i.getEyeParameters("left");e=2*a.renderWidth*f,r=a.renderHeight*f,S=t.getPixelRatio(),t.getSize(T),t.setDrawingBufferSize(e,r,1),b.viewport.set(0,0,e/2,r),w.viewport.set(e/2,0,e/2,r),C.start(),n.dispatchEvent({type:"sessionstart"})}else n.enabled&&t.setDrawingBufferSize(T.width,T.height,S),C.stop(),n.dispatchEvent({type:"sessionend"})}var A=[];function L(t){for(var e=navigator.getGamepads&&navigator.getGamepads(),r=0,n=0,i=e.length;r=0){var c=n[o];if(void 0!==c){var l=c.normalized,h=c.itemSize,u=E.get(c);if(void 0===u)continue;var p=u.buffer,d=u.type,f=u.bytesPerElement;if(c.isInterleavedBufferAttribute){var m=c.data,g=m.stride,v=c.offset;m&&m.isInstancedInterleavedBuffer?(_.enableAttributeAndDivisor(s,m.meshPerAttribute),void 0===r.maxInstancedCount&&(r.maxInstancedCount=m.meshPerAttribute*m.count)):_.enableAttribute(s),y.bindBuffer(34962,p),y.vertexAttribPointer(s,h,d,l,g*f,v*f)}else c.isInstancedBufferAttribute?(_.enableAttributeAndDivisor(s,c.meshPerAttribute),void 0===r.maxInstancedCount&&(r.maxInstancedCount=c.meshPerAttribute*c.count)):_.enableAttribute(s),y.bindBuffer(34962,p),y.vertexAttribPointer(s,h,d,l,0,0)}else if(void 0!==a){var x=a[o];if(void 0!==x)switch(x.length){case 2:y.vertexAttrib2fv(s,x);break;case 3:y.vertexAttrib3fv(s,x);break;case 4:y.vertexAttrib4fv(s,x);break;default:y.vertexAttrib1fv(s,x)}}}}_.disableUnusedAttributes()}}(n,s,r),null!==h&&y.bindBuffer(34963,l.buffer));var f=1/0;null!==h?f=h.count:void 0!==u&&(f=u.count);var m=r.drawRange.start*p,g=r.drawRange.count*p,v=null!==a?a.start*p:0,x=null!==a?a.count*p:1/0,M=Math.max(m,v),S=Math.min(f,m+g,v+x)-1,T=Math.max(0,S-M+1);if(0!==T){if(i.isMesh)if(!0===n.wireframe)_.setLineWidth(n.wireframeLinewidth*ht()),d.setMode(1);else switch(i.drawMode){case 0:d.setMode(4);break;case 1:d.setMode(5);break;case 2:d.setMode(6)}else if(i.isLine){var L=n.linewidth;void 0===L&&(L=1),_.setLineWidth(L*ht()),i.isLineSegments?d.setMode(1):i.isLineLoop?d.setMode(2):d.setMode(3)}else i.isPoints?d.setMode(0):i.isSprite&&d.setMode(4);r&&r.isInstancedBufferGeometry?r.maxInstancedCount>0&&d.renderInstances(r,M,T):d.render(M,T)}},this.compile=function(t,e){(v=O.get(t,e)).init(),t.traverse((function(t){t.isLight&&(v.pushLight(t),t.castShadow&&v.pushShadow(t))})),v.setupLights(e),t.traverse((function(e){if(e.material)if(Array.isArray(e.material))for(var r=0;r=0&&t.numSupportedMorphTargets++}if(t.morphNormals)for(t.numSupportedMorphNormals=0,d=0;d=0&&t.numSupportedMorphNormals++;var f=n.shader.uniforms;(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(n.numClippingPlanes=at.numPlanes,n.numIntersection=at.numIntersection,f.clippingPlanes=at.uniform),n.fog=e,n.lightsStateVersion=o,t.lights&&(f.ambientLightColor.value=i.state.ambient,f.lightProbe.value=i.state.probe,f.directionalLights.value=i.state.directional,f.spotLights.value=i.state.spot,f.rectAreaLights.value=i.state.rectArea,f.pointLights.value=i.state.point,f.hemisphereLights.value=i.state.hemi,f.directionalShadowMap.value=i.state.directionalShadowMap,f.directionalShadowMatrix.value=i.state.directionalShadowMatrix,f.spotShadowMap.value=i.state.spotShadowMap,f.spotShadowMatrix.value=i.state.spotShadowMatrix,f.pointShadowMap.value=i.state.pointShadowMap,f.pointShadowMatrix.value=i.state.pointShadowMatrix);var m=n.program.getUniforms(),g=pn.seqWithValue(m.seq,f);n.uniformsList=g}function Tt(t,e,r,n){T.resetTextureUnits();var i=S.get(r),a=v.state.lights;if(ot&&(st||t!==X)){var o=t===X&&r.id===W;at.setState(r.clippingPlanes,r.clipIntersection,r.clipShadows,t,i,o)}!1===r.needsUpdate&&(void 0===i.program||r.fog&&i.fog!==e||r.lights&&i.lightsStateVersion!==a.state.version?r.needsUpdate=!0:void 0===i.numClippingPlanes||i.numClippingPlanes===at.numPlanes&&i.numIntersection===at.numIntersection||(r.needsUpdate=!0)),r.needsUpdate&&(St(r,e,n),r.needsUpdate=!1);var c,l,h=!1,u=!1,p=!1,d=i.program,f=d.getUniforms(),m=i.shader.uniforms;if(_.useProgram(d.program)&&(h=!0,u=!0,p=!0),r.id!==W&&(W=r.id,u=!0),h||X!==t){if(f.setValue(y,"projectionMatrix",t.projectionMatrix),w.logarithmicDepthBuffer&&f.setValue(y,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),X!==t&&(X=t,u=!0,p=!0),r.isShaderMaterial||r.isMeshPhongMaterial||r.isMeshStandardMaterial||r.envMap){var g=f.map.cameraPosition;void 0!==g&&g.setValue(y,lt.setFromMatrixPosition(t.matrixWorld))}(r.isMeshPhongMaterial||r.isMeshLambertMaterial||r.isMeshBasicMaterial||r.isMeshStandardMaterial||r.isShaderMaterial||r.skinning)&&f.setValue(y,"viewMatrix",t.matrixWorldInverse)}if(r.skinning){f.setOptional(y,n,"bindMatrix"),f.setOptional(y,n,"bindMatrixInverse");var x=n.skeleton;if(x){var b=x.bones;if(w.floatVertexTextures){if(void 0===x.boneTexture){var M=Math.sqrt(4*b.length);M=s.ceilPowerOfTwo(M),M=Math.max(M,4);var E=new Float32Array(M*M*4);E.set(x.boneMatrices);var A=new je(E,M,M,1023,1015);A.needsUpdate=!0,x.boneMatrices=E,x.boneTexture=A,x.boneTextureSize=M}f.setValue(y,"boneTexture",x.boneTexture,T),f.setValue(y,"boneTextureSize",x.boneTextureSize)}else f.setOptional(y,x,"boneMatrices")}}return u&&(f.setValue(y,"toneMappingExposure",F.toneMappingExposure),f.setValue(y,"toneMappingWhitePoint",F.toneMappingWhitePoint),r.lights&&(l=p,(c=m).ambientLightColor.needsUpdate=l,c.lightProbe.needsUpdate=l,c.directionalLights.needsUpdate=l,c.pointLights.needsUpdate=l,c.spotLights.needsUpdate=l,c.rectAreaLights.needsUpdate=l,c.hemisphereLights.needsUpdate=l),e&&r.fog&&function(t,e){t.fogColor.value.copy(e.color),e.isFog?(t.fogNear.value=e.near,t.fogFar.value=e.far):e.isFogExp2&&(t.fogDensity.value=e.density)}(m,e),r.isMeshBasicMaterial?Et(m,r):r.isMeshLambertMaterial?(Et(m,r),function(t,e){e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap)}(m,r)):r.isMeshPhongMaterial?(Et(m,r),r.isMeshToonMaterial?function(t,e){At(t,e),e.gradientMap&&(t.gradientMap.value=e.gradientMap)}(m,r):At(m,r)):r.isMeshStandardMaterial?(Et(m,r),r.isMeshPhysicalMaterial?function(t,e){Lt(t,e),t.reflectivity.value=e.reflectivity,t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.sheen&&t.sheen.value.copy(e.sheen),e.clearcoatNormalMap&&(t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),t.clearcoatNormalMap.value=e.clearcoatNormalMap,1===e.side&&t.clearcoatNormalScale.value.negate()),t.transparency.value=e.transparency}(m,r):Lt(m,r)):r.isMeshMatcapMaterial?(Et(m,r),function(t,e){e.matcap&&(t.matcap.value=e.matcap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(m,r)):r.isMeshDepthMaterial?(Et(m,r),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(m,r)):r.isMeshDistanceMaterial?(Et(m,r),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias),t.referencePosition.value.copy(e.referencePosition),t.nearDistance.value=e.nearDistance,t.farDistance.value=e.farDistance}(m,r)):r.isMeshNormalMaterial?(Et(m,r),function(t,e){e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(m,r)):r.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity}(m,r),r.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(m,r)):r.isPointsMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*tt,t.scale.value=.5*$,t.map.value=e.map,null!==e.map&&(!0===e.map.matrixAutoUpdate&&e.map.updateMatrix(),t.uvTransform.value.copy(e.map.matrix))}(m,r):r.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,t.map.value=e.map,null!==e.map&&(!0===e.map.matrixAutoUpdate&&e.map.updateMatrix(),t.uvTransform.value.copy(e.map.matrix))}(m,r):r.isShadowMaterial&&(m.color.value.copy(r.color),m.opacity.value=r.opacity),void 0!==m.ltc_1&&(m.ltc_1.value=Ke.LTC_1),void 0!==m.ltc_2&&(m.ltc_2.value=Ke.LTC_2),pn.upload(y,i.uniformsList,m,T)),r.isShaderMaterial&&!0===r.uniformsNeedUpdate&&(pn.upload(y,i.uniformsList,m,T),r.uniformsNeedUpdate=!1),r.isSpriteMaterial&&f.setValue(y,"center",n.center),f.setValue(y,"modelViewMatrix",n.modelViewMatrix),f.setValue(y,"normalMatrix",n.normalMatrix),f.setValue(y,"modelMatrix",n.matrixWorld),d}function Et(t,e){var r;t.opacity.value=e.opacity,e.color&&t.diffuse.value.copy(e.color),e.emissive&&t.emissive.value.copy(e.emissive).multiplyScalar(e.emissiveIntensity),e.map&&(t.map.value=e.map),e.alphaMap&&(t.alphaMap.value=e.alphaMap),e.specularMap&&(t.specularMap.value=e.specularMap),e.envMap&&(t.envMap.value=e.envMap,t.flipEnvMap.value=e.envMap.isCubeTexture?-1:1,t.reflectivity.value=e.reflectivity,t.refractionRatio.value=e.refractionRatio,t.maxMipLevel.value=S.get(e.envMap).__maxMipLevel),e.lightMap&&(t.lightMap.value=e.lightMap,t.lightMapIntensity.value=e.lightMapIntensity),e.aoMap&&(t.aoMap.value=e.aoMap,t.aoMapIntensity.value=e.aoMapIntensity),e.map?r=e.map:e.specularMap?r=e.specularMap:e.displacementMap?r=e.displacementMap:e.normalMap?r=e.normalMap:e.bumpMap?r=e.bumpMap:e.roughnessMap?r=e.roughnessMap:e.metalnessMap?r=e.metalnessMap:e.alphaMap?r=e.alphaMap:e.emissiveMap&&(r=e.emissiveMap),void 0!==r&&(r.isWebGLRenderTarget&&(r=r.texture),!0===r.matrixAutoUpdate&&r.updateMatrix(),t.uvTransform.value.copy(r.matrix))}function At(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}function Lt(t,e){t.roughness.value=e.roughness,t.metalness.value=e.metalness,e.roughnessMap&&(t.roughnessMap.value=e.roughnessMap),e.metalnessMap&&(t.metalnessMap.value=e.metalnessMap),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias),e.envMap&&(t.envMapIntensity.value=e.envMapIntensity)}bt.setAnimationLoop((function(t){dt.isPresenting()||xt&&xt(t)})),void 0!==a&&bt.setContext(a),this.setAnimationLoop=function(t){xt=t,dt.setAnimationLoop(t),bt.start()},this.render=function(t,e){var r,n;if(void 0!==arguments[2]&&(console.warn("THREE.WebGLRenderer.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead."),r=arguments[2]),void 0!==arguments[3]&&(console.warn("THREE.WebGLRenderer.render(): the forceClear argument has been removed. Use .clear() instead."),n=arguments[3]),e&&e.isCamera){if(!G){q.geometry=null,q.program=null,q.wireframe=!1,W=-1,X=null,!0===t.autoUpdate&&t.updateMatrixWorld(),null===e.parent&&e.updateMatrixWorld(),dt.enabled&&(e=dt.getCamera(e)),(v=O.get(t,e)).init(),t.onBeforeRender(F,t,e,r||j),ct.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),it.setFromMatrix(ct),st=this.localClippingEnabled,ot=at.init(this.clippingPlanes,st,e),(g=C.get(t,e)).init(),wt(t,e,0,F.sortObjects),!0===F.sortObjects&&g.sort(),ot&&at.beginShadows();var i=v.state.shadowsArray;ft.render(i,t,e),v.setupLights(e),ot&&at.endShadows(),this.info.autoReset&&this.info.reset(),void 0!==r&&this.setRenderTarget(r),D.render(g,t,e,n);var a=g.opaque,o=g.transparent;if(t.overrideMaterial){var s=t.overrideMaterial;a.length&&_t(a,t,e,s),o.length&&_t(o,t,e,s)}else a.length&&_t(a,t,e),o.length&&_t(o,t,e);t.onAfterRender(F,t,e),null!==j&&(T.updateRenderTargetMipmap(j),T.updateMultisampleRenderTarget(j)),_.buffers.depth.setTest(!0),_.buffers.depth.setMask(!0),_.buffers.color.setMask(!0),_.setPolygonOffset(!1),dt.enabled&&dt.submitFrame(),g=null,v=null}}else console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.")},this.setFramebuffer=function(t){U!==t&&y.bindFramebuffer(36160,t),U=t},this.getActiveCubeFace=function(){return H},this.getActiveMipmapLevel=function(){return V},this.getRenderTarget=function(){return j},this.setRenderTarget=function(t,e,r){j=t,H=e,V=r,t&&void 0===S.get(t).__webglFramebuffer&&T.setupRenderTarget(t);var n=U,i=!1;if(t){var a=S.get(t).__webglFramebuffer;t.isWebGLRenderTargetCube?(n=a[e||0],i=!0):n=t.isWebGLMultisampleRenderTarget?S.get(t).__webglMultisampledFramebuffer:a,J.copy(t.viewport),Z.copy(t.scissor),Q=t.scissorTest}else J.copy(et).multiplyScalar(tt).floor(),Z.copy(rt).multiplyScalar(tt).floor(),Q=nt;if(k!==n&&(y.bindFramebuffer(36160,n),k=n),_.viewport(J),_.scissor(Z),_.setScissorTest(Q),i){var o=S.get(t.texture);y.framebufferTexture2D(36160,36064,34069+(e||0),o.__webglTexture,r||0)}},this.readRenderTargetPixels=function(t,e,r,n,i,a,o){if(t&&t.isWebGLRenderTarget){var s=S.get(t).__webglFramebuffer;if(t.isWebGLRenderTargetCube&&void 0!==o&&(s=s[o]),s){var c=!1;s!==k&&(y.bindFramebuffer(36160,s),c=!0);try{var l=t.texture,h=l.format,u=l.type;if(1023!==h&&B.convert(h)!==y.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!(1009===u||B.convert(u)===y.getParameter(35738)||1015===u&&(w.isWebGL2||b.get("OES_texture_float")||b.get("WEBGL_color_buffer_float"))||1016===u&&(w.isWebGL2?b.get("EXT_color_buffer_float"):b.get("EXT_color_buffer_half_float"))))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");36053===y.checkFramebufferStatus(36160)?e>=0&&e<=t.width-n&&r>=0&&r<=t.height-i&&y.readPixels(e,r,n,i,B.convert(h),B.convert(u),a):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{c&&y.bindFramebuffer(36160,k)}}}else console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.")},this.copyFramebufferToTexture=function(t,e,r){var n=e.image.width,i=e.image.height,a=B.convert(e.format);T.setTexture2D(e,0),y.copyTexImage2D(3553,r||0,a,t.x,t.y,n,i,0)},this.copyTextureToTexture=function(t,e,r,n){var i=e.image.width,a=e.image.height,o=B.convert(r.format),s=B.convert(r.type);T.setTexture2D(r,0),e.isDataTexture?y.texSubImage2D(3553,n||0,t.x,t.y,i,a,o,s,e.image.data):y.texSubImage2D(3553,n||0,t.x,t.y,o,s,e.image)},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}function Kn(t,e){this.name="",this.color=new Nt(t),this.density=void 0!==e?e:25e-5}function $n(t,e,r){this.name="",this.color=new Nt(t),this.near=void 0!==e?e:1,this.far=void 0!==r?r:1e3}function ti(t,e){this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.dynamic=!1,this.updateRange={offset:0,count:-1},this.version=0}function ei(t,e,r,n){this.data=t,this.itemSize=e,this.offset=r,this.normalized=!0===n}function ri(t){Ut.call(this),this.type="SpriteMaterial",this.color=new Nt(16777215),this.map=null,this.rotation=0,this.sizeAttenuation=!0,this.lights=!1,this.transparent=!0,this.setValues(t)}Object.assign(Jn.prototype,e.prototype),Object.assign(Zn.prototype,e.prototype),Object.assign(Kn.prototype,{isFogExp2:!0,clone:function(){return new Kn(this.color,this.density)},toJSON:function(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}),Object.assign($n.prototype,{isFog:!0,clone:function(){return new $n(this.color,this.near,this.far)},toJSON:function(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}),Object.defineProperty(ti.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(ti.prototype,{isInterleavedBuffer:!0,onUploadCallback:function(){},setArray:function(t){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");return this.count=void 0!==t?t.length/this.stride:0,this.array=t,this},setDynamic:function(t){return this.dynamic=t,this},copy:function(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.dynamic=t.dynamic,this},copyAt:function(t,e,r){t*=this.stride,r*=e.stride;for(var n=0,i=this.stride;nt.far||e.push({distance:s,point:ni.clone(),uv:Pt.getUV(ni,li,hi,ui,pi,di,fi,new l),face:null,object:this})}},clone:function(){return new this.constructor(this.material).copy(this)},copy:function(t){return Y.prototype.copy.call(this,t),void 0!==t.center&&this.center.copy(t.center),this}});var vi=new d,yi=new d;function xi(){Y.call(this),this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}function bi(t,e){t&&t.isGeometry&&console.error("THREE.SkinnedMesh no longer supports THREE.Geometry. Use THREE.BufferGeometry instead."),Te.call(this,t,e),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new P,this.bindMatrixInverse=new P}xi.prototype=Object.assign(Object.create(Y.prototype),{constructor:xi,isLOD:!0,copy:function(t){Y.prototype.copy.call(this,t,!1);for(var e=t.levels,r=0,n=e.length;r1){vi.setFromMatrixPosition(t.matrixWorld),yi.setFromMatrixPosition(this.matrixWorld);var r=vi.distanceTo(yi);e[0].object.visible=!0;for(var n=1,i=e.length;n=e[n].distance;n++)e[n-1].object.visible=!1,e[n].object.visible=!0;for(;no||(h.applyMatrix4(this.matrixWorld),(_=t.ray.origin.distanceTo(h))t.far||e.push({distance:_,point:l.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}else for(g=0,v=f.length/3-1;go||(h.applyMatrix4(this.matrixWorld),(_=t.ray.origin.distanceTo(h))t.far||e.push({distance:_,point:l.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}else if(n.isGeometry){var b=n.vertices,w=b.length;for(g=0;go||(h.applyMatrix4(this.matrixWorld),(_=t.ray.origin.distanceTo(h))t.far||e.push({distance:_,point:l.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}}}},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}});var Oi=new d,Di=new d;function Ni(t,e){Ci.call(this,t,e),this.type="LineSegments"}function Ii(t,e){Ci.call(this,t,e),this.type="LineLoop"}function zi(t){Ut.call(this),this.type="PointsMaterial",this.color=new Nt(16777215),this.map=null,this.size=1,this.sizeAttenuation=!0,this.morphTargets=!1,this.lights=!1,this.setValues(t)}Ni.prototype=Object.assign(Object.create(Ci.prototype),{constructor:Ni,isLineSegments:!0,computeLineDistances:function(){var t=this.geometry;if(t.isBufferGeometry)if(null===t.index){for(var e=t.attributes.position,r=[],n=0,i=e.count;ni.far)return;a.push({distance:l,distanceToRay:Math.sqrt(s),point:c,index:e,face:null,object:o})}}function ji(t,e,r,n,i,a,o,s,c){y.call(this,t,e,r,n,i,a,o,s,c),this.format=void 0!==o?o:1022,this.minFilter=void 0!==a?a:1006,this.magFilter=void 0!==i?i:1006,this.generateMipmaps=!1}function ki(t,e,r,n,i,a,o,s,c,l,h,u){y.call(this,null,a,o,s,c,l,n,i,h,u),this.image={width:e,height:r},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}function Wi(t,e,r,n,i,a,o,s,c){y.call(this,t,e,r,n,i,a,o,s,c),this.needsUpdate=!0}function qi(t,e,r,n,i,a,o,s,c,l){if(1026!==(l=void 0!==l?l:1026)&&1027!==l)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===r&&1026===l&&(r=1012),void 0===r&&1027===l&&(r=1020),y.call(this,null,n,i,a,o,s,l,r,c),this.image={width:t,height:e},this.magFilter=void 0!==o?o:1003,this.minFilter=void 0!==s?s:1003,this.flipY=!1,this.generateMipmaps=!1}function Xi(t){se.call(this),this.type="WireframeGeometry";var e,r,n,i,a,o,s,c,l,h,u=[],p=[0,0],f={},m=["a","b","c"];if(t&&t.isGeometry){var g=t.faces;for(e=0,n=g.length;e=0?(t(y-l,v,p),f.subVectors(u,p)):(t(y+l,v,p),f.subVectors(p,u)),v-l>=0?(t(y,v-l,p),m.subVectors(u,p)):(t(y,v+l,p),m.subVectors(p,u)),h.crossVectors(f,m).normalize(),s.push(h.x,h.y,h.z),c.push(y,v)}}for(n=0;n.9&&o<.1&&(e<.2&&(a[t+0]+=1),r<.2&&(a[t+2]+=1),n<.2&&(a[t+4]+=1))}}()}(),this.addAttribute("position",new Zt(i,3)),this.addAttribute("normal",new Zt(i.slice(),3)),this.addAttribute("uv",new Zt(a,2)),0===n?this.computeVertexNormals():this.normalizeNormals()}function Ki(t,e){Oe.call(this),this.type="TetrahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new $i(t,e)),this.mergeVertices()}function $i(t,e){Qi.call(this,[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],t,e),this.type="TetrahedronBufferGeometry",this.parameters={radius:t,detail:e}}function ta(t,e){Oe.call(this),this.type="OctahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new ea(t,e)),this.mergeVertices()}function ea(t,e){Qi.call(this,[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],t,e),this.type="OctahedronBufferGeometry",this.parameters={radius:t,detail:e}}function ra(t,e){Oe.call(this),this.type="IcosahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new na(t,e)),this.mergeVertices()}function na(t,e){var r=(1+Math.sqrt(5))/2,n=[-1,r,0,1,r,0,-1,-r,0,1,-r,0,0,-1,r,0,1,r,0,-1,-r,0,1,-r,r,0,-1,r,0,1,-r,0,-1,-r,0,1];Qi.call(this,n,[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],t,e),this.type="IcosahedronBufferGeometry",this.parameters={radius:t,detail:e}}function ia(t,e){Oe.call(this),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new aa(t,e)),this.mergeVertices()}function aa(t,e){var 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ao=Object.freeze({WireframeGeometry:Xi,ParametricGeometry:Yi,ParametricBufferGeometry:Ji,TetrahedronGeometry:Ki,TetrahedronBufferGeometry:$i,OctahedronGeometry:ta,OctahedronBufferGeometry:ea,IcosahedronGeometry:ra,IcosahedronBufferGeometry:na,DodecahedronGeometry:ia,DodecahedronBufferGeometry:aa,PolyhedronGeometry:Zi,PolyhedronBufferGeometry:Qi,TubeGeometry:oa,TubeBufferGeometry:sa,TorusKnotGeometry:ca,TorusKnotBufferGeometry:la,TorusGeometry:ha,TorusBufferGeometry:ua,TextGeometry:Ha,TextBufferGeometry:Va,SphereGeometry:ja,SphereBufferGeometry:ka,RingGeometry:Wa,RingBufferGeometry:qa,PlaneGeometry:rr,PlaneBufferGeometry:nr,LatheGeometry:Xa,LatheBufferGeometry:Ya,ShapeGeometry:Ja,ShapeBufferGeometry:Za,ExtrudeGeometry:Ba,ExtrudeBufferGeometry:Fa,EdgesGeometry:Ka,ConeGeometry:eo,ConeBufferGeometry:ro,CylinderGeometry:$a,CylinderBufferGeometry:to,CircleGeometry:no,CircleBufferGeometry:io,BoxGeometry:De,BoxBufferGeometry:Ne});function 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lo(t){co.call(this),this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.reflectivity=.5,this.clearcoat=0,this.clearcoatRoughness=0,this.sheen=null,this.clearcoatNormalScale=new l(1,1),this.clearcoatNormalMap=null,this.transparency=0,this.setValues(t)}function ho(t){Ut.call(this),this.type="MeshPhongMaterial",this.color=new Nt(16777215),this.specular=new Nt(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Nt(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new l(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,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 uo(t){ho.call(this),this.defines={TOON:""},this.type="MeshToonMaterial",this.gradientMap=null,this.setValues(t)}function po(t){Ut.call(this),this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new l(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function fo(t){Ut.call(this),this.type="MeshLambertMaterial",this.color=new Nt(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Nt(0),this.emissiveIntensity=1,this.emissiveMap=null,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,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 mo(t){Ut.call(this),this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Nt(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new l(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.lights=!1,this.setValues(t)}function go(t){Ti.call(this),this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}oo.prototype=Object.create(Ut.prototype),oo.prototype.constructor=oo,oo.prototype.isShadowMaterial=!0,oo.prototype.copy=function(t){return Ut.prototype.copy.call(this,t),this.color.copy(t.color),this},so.prototype=Object.create(Fe.prototype),so.prototype.constructor=so,so.prototype.isRawShaderMaterial=!0,co.prototype=Object.create(Ut.prototype),co.prototype.constructor=co,co.prototype.isMeshStandardMaterial=!0,co.prototype.copy=function(t){return Ut.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},lo.prototype=Object.create(co.prototype),lo.prototype.constructor=lo,lo.prototype.isMeshPhysicalMaterial=!0,lo.prototype.copy=function(t){return co.prototype.copy.call(this,t),this.defines={STANDARD:"",PHYSICAL:""},this.reflectivity=t.reflectivity,this.clearcoat=t.clearcoat,this.clearcoatRoughness=t.clearcoatRoughness,t.sheen?this.sheen=(this.sheen||new Nt).copy(t.sheen):this.sheen=null,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.transparency=t.transparency,this},ho.prototype=Object.create(Ut.prototype),ho.prototype.constructor=ho,ho.prototype.isMeshPhongMaterial=!0,ho.prototype.copy=function(t){return Ut.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},uo.prototype=Object.create(ho.prototype),uo.prototype.constructor=uo,uo.prototype.isMeshToonMaterial=!0,uo.prototype.copy=function(t){return ho.prototype.copy.call(this,t),this.gradientMap=t.gradientMap,this},po.prototype=Object.create(Ut.prototype),po.prototype.constructor=po,po.prototype.isMeshNormalMaterial=!0,po.prototype.copy=function(t){return Ut.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},fo.prototype=Object.create(Ut.prototype),fo.prototype.constructor=fo,fo.prototype.isMeshLambertMaterial=!0,fo.prototype.copy=function(t){return Ut.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},mo.prototype=Object.create(Ut.prototype),mo.prototype.constructor=mo,mo.prototype.isMeshMatcapMaterial=!0,mo.prototype.copy=function(t){return Ut.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},go.prototype=Object.create(Ti.prototype),go.prototype.constructor=go,go.prototype.isLineDashedMaterial=!0,go.prototype.copy=function(t){return Ti.prototype.copy.call(this,t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this};var vo=Object.freeze({ShadowMaterial:oo,SpriteMaterial:ri,RawShaderMaterial:so,ShaderMaterial:Fe,PointsMaterial:zi,MeshPhysicalMaterial:lo,MeshStandardMaterial:co,MeshPhongMaterial:ho,MeshToonMaterial:uo,MeshNormalMaterial:po,MeshLambertMaterial:fo,MeshDepthMaterial:Bn,MeshDistanceMaterial:Fn,MeshBasicMaterial:Ht,MeshMatcapMaterial:mo,LineDashedMaterial:go,LineBasicMaterial:Ti,Material:Ut}),yo={arraySlice:function(t,e,r){return yo.isTypedArray(t)?new t.constructor(t.subarray(e,void 0!==r?r:t.length)):t.slice(e,r)},convertArray:function(t,e,r){return!t||!r&&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){for(var e=t.length,r=new Array(e),n=0;n!==e;++n)r[n]=n;return r.sort((function(e,r){return t[e]-t[r]})),r},sortedArray:function(t,e,r){for(var n=t.length,i=new t.constructor(n),a=0,o=0;o!==n;++a)for(var 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Error("THREE.KeyframeTrack: no keyframes in track named "+t);this.name=t,this.times=yo.convertArray(e,this.TimeBufferType),this.values=yo.convertArray(r,this.ValueBufferType),this.setInterpolation(n||this.DefaultInterpolation)}function So(t,e,r){Mo.call(this,t,e,r)}function To(t,e,r,n){Mo.call(this,t,e,r,n)}function Eo(t,e,r,n){Mo.call(this,t,e,r,n)}function Ao(t,e,r,n){xo.call(this,t,e,r,n)}function Lo(t,e,r,n){Mo.call(this,t,e,r,n)}function Ro(t,e,r,n){Mo.call(this,t,e,r,n)}function Po(t,e,r,n){Mo.call(this,t,e,r,n)}function Co(t,e,r){this.name=t,this.tracks=r,this.duration=void 0!==e?e:-1,this.uuid=s.generateUUID(),this.duration<0&&this.resetDuration()}function Oo(t){if(void 0===t.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");var e=function(t){switch(t.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return Eo;case"vector":case"vector2":case"vector3":case"vector4":return Po;case"color":return 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a=null,o=0;o!==i;o++){var s=r[o];if("number"==typeof s&&isNaN(s)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,o,s),t=!1;break}if(null!==a&&a>s){console.error("THREE.KeyframeTrack: Out of order keys.",this,o,s,a),t=!1;break}a=s}if(void 0!==n&&yo.isTypedArray(n)){o=0;for(var c=n.length;o!==c;++o){var l=n[o];if(isNaN(l)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,o,l),t=!1;break}}}return t},optimize:function(){for(var t=this.times,e=this.values,r=this.getValueSize(),n=2302===this.getInterpolation(),i=1,a=t.length-1,o=1;o0){for(t[i]=t[a],f=a*r,m=i*r,p=0;p!==r;++p)e[m+p]=e[f+p];++i}return i!==t.length&&(this.times=yo.arraySlice(t,0,i),this.values=yo.arraySlice(e,0,i*r)),this},clone:function(){var t=yo.arraySlice(this.times,0),e=yo.arraySlice(this.values,0),r=new(0,this.constructor)(this.name,t,e);return r.createInterpolant=this.createInterpolant,r}}),So.prototype=Object.assign(Object.create(Mo.prototype),{constructor:So,ValueTypeName:"bool",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),To.prototype=Object.assign(Object.create(Mo.prototype),{constructor:To,ValueTypeName:"color"}),Eo.prototype=Object.assign(Object.create(Mo.prototype),{constructor:Eo,ValueTypeName:"number"}),Ao.prototype=Object.assign(Object.create(xo.prototype),{constructor:Ao,interpolate_:function(t,e,r,n){for(var i=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=t*o,c=(r-e)/(n-e),l=s+o;s!==l;s+=4)h.slerpFlat(i,0,a,s-o,a,s,c);return i}}),Lo.prototype=Object.assign(Object.create(Mo.prototype),{constructor:Lo,ValueTypeName:"quaternion",DefaultInterpolation:2301,InterpolantFactoryMethodLinear:function(t){return new Ao(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:void 0}),Ro.prototype=Object.assign(Object.create(Mo.prototype),{constructor:Ro,ValueTypeName:"string",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),Po.prototype=Object.assign(Object.create(Mo.prototype),{constructor:Po,ValueTypeName:"vector"}),Object.assign(Co,{parse:function(t){for(var e=[],r=t.tracks,n=1/(t.fps||1),i=0,a=r.length;i!==a;++i)e.push(Oo(r[i]).scale(n));return new Co(t.name,t.duration,e)},toJSON:function(t){for(var e=[],r=t.tracks,n={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid},i=0,a=r.length;i!==a;++i)e.push(Mo.toJSON(r[i]));return n},CreateFromMorphTargetSequence:function(t,e,r,n){for(var i=e.length,a=[],o=0;o1){var l=n[u=c[1]];l||(n[u]=l=[]),l.push(s)}}var h=[];for(var u in n)h.push(Co.CreateFromMorphTargetSequence(u,n[u],e,r));return h},parseAnimation:function(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;for(var r=function(t,e,r,n,i){if(0!==r.length){var a=[],o=[];yo.flattenJSON(r,a,o,n),0!==a.length&&i.push(new t(e,a,o))}},n=[],i=t.name||"default",a=t.length||-1,o=t.fps||30,s=t.hierarchy||[],c=0;c0||0===t.search(/^data\:image\/jpeg/);i.format=n?1022:1023,i.needsUpdate=!0,void 0!==e&&e(i)}),r,n),i}}),Object.assign(Wo.prototype,{getPoint:function(){return console.warn("THREE.Curve: .getPoint() not implemented."),null},getPointAt:function(t,e){var r=this.getUtoTmapping(t);return this.getPoint(r,e)},getPoints:function(t){void 0===t&&(t=5);for(var e=[],r=0;r<=t;r++)e.push(this.getPoint(r/t));return e},getSpacedPoints:function(t){void 0===t&&(t=5);for(var e=[],r=0;r<=t;r++)e.push(this.getPointAt(r/t));return e},getLength:function(){var 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;var e,r,n=[],i=this.getPoint(0),a=0;for(n.push(0),r=1;r<=t;r++)a+=(e=this.getPoint(r/t)).distanceTo(i),n.push(a),i=e;return this.cacheArcLengths=n,n},updateArcLengths:function(){this.needsUpdate=!0,this.getLengths()},getUtoTmapping:function(t,e){var r,n=this.getLengths(),i=0,a=n.length;r=e||t*n[a-1];for(var o,s=0,c=a-1;s<=c;)if((o=n[i=Math.floor(s+(c-s)/2)]-r)<0)s=i+1;else{if(!(o>0)){c=i;break}c=i-1}if(n[i=c]===r)return i/(a-1);var l=n[i];return(i+(r-l)/(n[i+1]-l))/(a-1)},getTangent:function(t){var e=t-1e-4,r=t+1e-4;e<0&&(e=0),r>1&&(r=1);var n=this.getPoint(e);return this.getPoint(r).clone().sub(n).normalize()},getTangentAt:function(t){var e=this.getUtoTmapping(t);return this.getTangent(e)},computeFrenetFrames:function(t,e){var r,n,i,a=new d,o=[],c=[],l=[],h=new d,u=new P;for(r=0;r<=t;r++)n=r/t,o[r]=this.getTangentAt(n),o[r].normalize();c[0]=new d,l[0]=new d;var p=Number.MAX_VALUE,f=Math.abs(o[0].x),m=Math.abs(o[0].y),g=Math.abs(o[0].z);for(f<=p&&(p=f,a.set(1,0,0)),m<=p&&(p=m,a.set(0,1,0)),g<=p&&a.set(0,0,1),h.crossVectors(o[0],a).normalize(),c[0].crossVectors(o[0],h),l[0].crossVectors(o[0],c[0]),r=1;r<=t;r++)c[r]=c[r-1].clone(),l[r]=l[r-1].clone(),h.crossVectors(o[r-1],o[r]),h.length()>Number.EPSILON&&(h.normalize(),i=Math.acos(s.clamp(o[r-1].dot(o[r]),-1,1)),c[r].applyMatrix4(u.makeRotationAxis(h,i))),l[r].crossVectors(o[r],c[r]);if(!0===e)for(i=Math.acos(s.clamp(c[0].dot(c[t]),-1,1)),i/=t,o[0].dot(h.crossVectors(c[0],c[t]))>0&&(i=-i),r=1;r<=t;r++)c[r].applyMatrix4(u.makeRotationAxis(o[r],i*r)),l[r].crossVectors(o[r],c[r]);return{tangents:o,normals:c,binormals:l}},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.arcLengthDivisions=t.arcLengthDivisions,this},toJSON:function(){var 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}}),qo.prototype=Object.create(Wo.prototype),qo.prototype.constructor=qo,qo.prototype.isEllipseCurve=!0,qo.prototype.getPoint=function(t,e){for(var r=e||new l,n=2*Math.PI,i=this.aEndAngle-this.aStartAngle,a=Math.abs(i)n;)i-=n;i0?0:(Math.floor(Math.abs(h)/c)+1)*c:0===u&&h===c-1&&(h=c-2,u=1),this.closed||h>0?r=s[(h-1)%c]:(Jo.subVectors(s[0],s[1]).add(s[0]),r=Jo),n=s[h%c],i=s[(h+1)%c],this.closed||h+2n.length-2?n.length-1:a+1],u=n[a>n.length-3?n.length-1:a+2];return r.set(ts(o,s.x,c.x,h.x,u.x),ts(o,s.y,c.y,h.y,u.y)),r},ls.prototype.copy=function(t){Wo.prototype.copy.call(this,t),this.points=[];for(var e=0,r=t.points.length;e=e){var i=r[n]-e,a=this.curves[n],o=a.getLength(),s=0===o?0:1-i/o;return a.getPointAt(s)}n++}return null},getLength:function(){var 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;for(var t=[],e=0,r=0,n=this.curves.length;r1&&!r[r.length-1].equals(r[0])&&r.push(r[0]),r},copy:function(t){Wo.prototype.copy.call(this,t),this.curves=[];for(var e=0,r=t.curves.length;e0){var l=c.getPoint(0);l.equals(this.currentPoint)||this.lineTo(l.x,l.y)}this.curves.push(c);var h=c.getPoint(1);this.currentPoint.copy(h)},copy:function(t){return us.prototype.copy.call(this,t),this.currentPoint.copy(t.currentPoint),this},toJSON:function(){var t=us.prototype.toJSON.call(this);return t.currentPoint=this.currentPoint.toArray(),t},fromJSON:function(t){return us.prototype.fromJSON.call(this,t),this.currentPoint.fromArray(t.currentPoint),this}}),ds.prototype=Object.assign(Object.create(ps.prototype),{constructor:ds,getPointsHoles:function(t){for(var e=[],r=0,n=this.holes.length;r0){var a=new Vo(new No(e));a.setCrossOrigin(this.crossOrigin);for(var o=0,s=t.length;o0?new bi(o,s):new Te(o,s),void 0!==t.drawMode&&n.setDrawMode(t.drawMode);break;case"LOD":n=new xi;break;case"Line":n=new Ci(i(t.geometry),a(t.material),t.mode);break;case"LineLoop":n=new Ii(i(t.geometry),a(t.material));break;case"LineSegments":n=new Ni(i(t.geometry),a(t.material));break;case"PointCloud":case"Points":n=new Hi(i(t.geometry),a(t.material));break;case"Sprite":n=new mi(a(t.material));break;case"Group":n=new jn;break;default:n=new Y}if(n.uuid=t.uuid,void 0!==t.name&&(n.name=t.name),void 0!==t.matrix?(n.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(n.matrixAutoUpdate=t.matrixAutoUpdate),n.matrixAutoUpdate&&n.matrix.decompose(n.position,n.quaternion,n.scale)):(void 0!==t.position&&n.position.fromArray(t.position),void 0!==t.rotation&&n.rotation.fromArray(t.rotation),void 0!==t.quaternion&&n.quaternion.fromArray(t.quaternion),void 0!==t.scale&&n.scale.fromArray(t.scale)),void 0!==t.castShadow&&(n.castShadow=t.castShadow),void 0!==t.receiveShadow&&(n.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.bias&&(n.shadow.bias=t.shadow.bias),void 0!==t.shadow.radius&&(n.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&n.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(n.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(n.visible=t.visible),void 0!==t.frustumCulled&&(n.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(n.renderOrder=t.renderOrder),void 0!==t.userData&&(n.userData=t.userData),void 0!==t.layers&&(n.layers.mask=t.layers),void 0!==t.children)for(var c=t.children,l=0;lNumber.EPSILON){if(l<0&&(o=e[a],c=-c,s=e[i],l=-l),t.ys.y)continue;if(t.y===o.y){if(t.x===o.x)return!0}else{var h=l*(t.x-o.x)-c*(t.y-o.y);if(0===h)return!0;if(h<0)continue;n=!n}}else{if(t.y!==o.y)continue;if(s.x<=t.x&&t.x<=o.x||o.x<=t.x&&t.x<=s.x)return!0}}return n}var i=Na.isClockWise,a=this.subPaths;if(0===a.length)return[];if(!0===e)return r(a);var o,s,c,l=[];if(1===a.length)return s=a[0],(c=new ds).curves=s.curves,l.push(c),l;var h=!i(a[0].getPoints());h=t?!h:h;var u,p,d=[],f=[],m=[],g=0;f[g]=void 0,m[g]=[];for(var v=0,y=a.length;v1){for(var x=!1,b=[],w=0,_=f.length;w<_;w++)d[w]=[];for(w=0,_=f.length;w<_;w++)for(var M=m[w],S=0;S0&&(x||(m=d))}v=0;for(var L=f.length;v0){this.source.connect(this.filters[0]);for(var t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(var t=1,e=this.filters.length;t=.5)for(var a=0;a!==i;++a)t[e+a]=t[r+a]},_slerp:function(t,e,r,n){h.slerpFlat(t,e,t,e,t,r,n)},_lerp:function(t,e,r,n,i){for(var a=1-n,o=0;o!==i;++o){var s=e+o;t[s]=t[s]*a+t[r+o]*n}}});var uc=new RegExp("[\\[\\]\\.:\\/]","g"),pc="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",dc=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),fc=/(WCOD+)?/.source.replace("WCOD",pc),mc=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),gc=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),vc=new RegExp("^"+dc+fc+mc+gc+"$"),yc=["material","materials","bones"];function xc(t,e,r){var n=r||bc.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,n)}function bc(t,e,r){this.path=e,this.parsedPath=r||bc.parseTrackName(e),this.node=bc.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t}function wc(){this.uuid=s.generateUUID(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;var t={};this._indicesByUUID=t;for(var e=0,r=arguments.length;e!==r;++e)t[arguments[e].uuid]=e;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};var n=this;this.stats={objects:{get total(){return n._objects.length},get inUse(){return this.total-n.nCachedObjects_}},get bindingsPerObject(){return n._bindings.length}}}function _c(t,e,r){this._mixer=t,this._clip=e,this._localRoot=r||null;for(var n=e.tracks,i=n.length,a=new Array(i),o={endingStart:2400,endingEnd:2400},s=0;s!==i;++s){var c=n[s].createInterpolant(null);a[s]=c,c.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(i),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,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 Mc(t){this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}function Sc(t){"string"==typeof t&&(console.warn("THREE.Uniform: Type parameter is no longer needed."),t=arguments[1]),this.value=t}function Tc(t,e,r){ti.call(this,t,e),this.meshPerAttribute=r||1}function Ec(t,e,r,n){this.ray=new xt(t,e),this.near=r||0,this.far=n||1/0,this.camera=null,this.params={Mesh:{},Line:{},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 Ac(t,e){return t.distance-e.distance}function Lc(t,e,r,n){if(!1!==t.visible&&(t.raycast(e,r),!0===n))for(var i=t.children,a=0,o=i.length;a=e){var h=e++,u=t[h];r[u.uuid]=l,t[l]=u,r[c]=h,t[h]=s;for(var p=0,d=i;p!==d;++p){var f=n[p],m=f[h],g=f[l];f[l]=m,f[h]=g}}}this.nCachedObjects_=e},uncache:function(){for(var t=this._objects,e=t.length,r=this.nCachedObjects_,n=this._indicesByUUID,i=this._bindings,a=i.length,o=0,s=arguments.length;o!==s;++o){var c=arguments[o],l=c.uuid,h=n[l];if(void 0!==h)if(delete n[l],h0)for(var c=this._interpolants,l=this._propertyBindings,h=0,u=c.length;h!==u;++h)c[h].evaluate(o),l[h].accumulate(n,s)}else this._updateWeight(t)},_updateWeight:function(t){var e=0;if(this.enabled){e=this.weight;var r=this._weightInterpolant;if(null!==r){var n=r.evaluate(t)[0];e*=n,t>r.parameterPositions[1]&&(this.stopFading(),0===n&&(this.enabled=!1))}}return this._effectiveWeight=e,e},_updateTimeScale:function(t){var e=0;if(!this.paused){e=this.timeScale;var r=this._timeScaleInterpolant;null!==r&&(e*=r.evaluate(t)[0],t>r.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e))}return this._effectiveTimeScale=e,e},_updateTime:function(t){var e=this.time+t,r=this._clip.duration,n=this.loop,i=this._loopCount,a=2202===n;if(0===t)return-1===i?e:a&&1==(1&i)?r-e:e;if(2200===n){-1===i&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(e>=r)e=r;else{if(!(e<0)){this.time=e;break t}e=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=e,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===i&&(t>=0?(i=0,this._setEndings(!0,0===this.repetitions,a)):this._setEndings(0===this.repetitions,!0,a)),e>=r||e<0){var o=Math.floor(e/r);e-=r*o,i+=Math.abs(o);var s=this.repetitions-i;if(s<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,e=t>0?r:0,this.time=e,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===s){var c=t<0;this._setEndings(c,!c,a)}else this._setEndings(!1,!1,a);this._loopCount=i,this.time=e,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:o})}}else this.time=e;if(a&&1==(1&i))return r-e}return e},_setEndings:function(t,e,r){var n=this._interpolantSettings;r?(n.endingStart=2401,n.endingEnd=2401):(n.endingStart=t?this.zeroSlopeAtStart?2401:2400:2402,n.endingEnd=e?this.zeroSlopeAtEnd?2401:2400:2402)},_scheduleFading:function(t,e,r){var n=this._mixer,i=n.time,a=this._weightInterpolant;null===a&&(a=n._lendControlInterpolant(),this._weightInterpolant=a);var o=a.parameterPositions,s=a.sampleValues;return o[0]=i,s[0]=e,o[1]=i+t,s[1]=r,this}}),Mc.prototype=Object.assign(Object.create(e.prototype),{constructor:Mc,_bindAction:function(t,e){var r=t._localRoot||this._root,n=t._clip.tracks,i=n.length,a=t._propertyBindings,o=t._interpolants,s=r.uuid,c=this._bindingsByRootAndName,l=c[s];void 0===l&&(l={},c[s]=l);for(var h=0;h!==i;++h){var u=n[h],p=u.name,d=l[p];if(void 0!==d)a[h]=d;else{if(void 0!==(d=a[h])){null===d._cacheIndex&&(++d.referenceCount,this._addInactiveBinding(d,s,p));continue}var f=e&&e._propertyBindings[h].binding.parsedPath;++(d=new hc(bc.create(r,p,f),u.ValueTypeName,u.getValueSize())).referenceCount,this._addInactiveBinding(d,s,p),a[h]=d}o[h].resultBuffer=d.buffer}},_activateAction:function(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){var e=(t._localRoot||this._root).uuid,r=t._clip.uuid,n=this._actionsByClip[r];this._bindAction(t,n&&n.knownActions[0]),this._addInactiveAction(t,r,e)}for(var i=t._propertyBindings,a=0,o=i.length;a!==o;++a){var s=i[a];0==s.useCount++&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(t)}},_deactivateAction:function(t){if(this._isActiveAction(t)){for(var e=t._propertyBindings,r=0,n=e.length;r!==n;++r){var i=e[r];0==--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(t)}},_initMemoryManager:function(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;var 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){var e=t._cacheIndex;return null!==e&&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 l),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 l),e.copy(t).clamp(this.min,this.max)},distanceToPoint:function(t){return Cc.copy(t).clamp(this.min,this.max).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)}});var Dc=new d,Nc=new d;function Ic(t,e){this.start=void 0!==t?t:new d,this.end=void 0!==e?e:new d}function zc(t){Y.call(this),this.material=t,this.render=function(){}}Object.assign(Ic.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 d),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 d),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 d),this.delta(e).multiplyScalar(t).add(this.start)},closestPointToPointParameter:function(t,e){Dc.subVectors(t,this.start),Nc.subVectors(this.end,this.start);var r=Nc.dot(Nc),n=Nc.dot(Dc)/r;return e&&(n=s.clamp(n,0,1)),n},closestPointToPoint:function(t,e,r){var n=this.closestPointToPointParameter(t,e);return void 0===r&&(console.warn("THREE.Line3: .closestPointToPoint() target is now required"),r=new d),this.delta(r).multiplyScalar(n).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)}}),zc.prototype=Object.create(Y.prototype),zc.prototype.constructor=zc,zc.prototype.isImmediateRenderObject=!0;var Bc=new d,Fc=new d,Gc=new m,Uc=["a","b","c"];function Hc(t,e,r,n){this.object=t,this.size=void 0!==e?e:1;var i=void 0!==r?r:16711680,a=void 0!==n?n:1,o=0,s=this.object.geometry;s&&s.isGeometry?o=3*s.faces.length:s&&s.isBufferGeometry&&(o=s.attributes.normal.count);var c=new se,l=new Zt(2*o*3,3);c.addAttribute("position",l),Ni.call(this,c,new Ti({color:i,linewidth:a})),this.matrixAutoUpdate=!1,this.update()}Hc.prototype=Object.create(Ni.prototype),Hc.prototype.constructor=Hc,Hc.prototype.update=function(){this.object.updateMatrixWorld(!0),Gc.getNormalMatrix(this.object.matrixWorld);var t=this.object.matrixWorld,e=this.geometry.attributes.position,r=this.object.geometry;if(r&&r.isGeometry)for(var n=r.vertices,i=r.faces,a=0,o=0,s=i.length;o1&&t.multiplyScalar(1/e),this.children[0].material.color.copy(this.material.color)}},Jc.prototype.dispose=function(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()};var Zc=new d,Qc=new Nt,Kc=new Nt;function $c(t,e,r){Y.call(this),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=r;var n=new ea(e);n.rotateY(.5*Math.PI),this.material=new Ht({wireframe:!0,fog:!1}),void 0===this.color&&(this.material.vertexColors=2);var i=n.getAttribute("position"),a=new Float32Array(3*i.count);n.addAttribute("color",new Vt(a,3)),this.add(new Te(n,this.material)),this.update()}function tl(t,e){this.lightProbe=t,this.size=e;var r={GAMMA_OUTPUT:""},n=new Fe({defines:r,uniforms:{sh:{value:this.lightProbe.sh.coefficients},intensity:{value:this.lightProbe.intensity}},vertexShader:["varying vec3 vNormal;","void main() {","\tvNormal = normalize( normalMatrix * normal );","\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );","}"].join("\n"),fragmentShader:["#define RECIPROCAL_PI 0.318309886","vec3 inverseTransformDirection( in vec3 normal, in mat4 matrix ) {","\t// matrix is assumed to be orthogonal","\treturn normalize( ( vec4( normal, 0.0 ) * matrix ).xyz );","}","vec3 linearToOutput( in vec3 a ) {","\t#ifdef GAMMA_OUTPUT","\t\treturn pow( a, vec3( 1.0 / float( GAMMA_FACTOR ) ) );","\t#else","\t\treturn a;","\t#endif","}","// source: https://graphics.stanford.edu/papers/envmap/envmap.pdf","vec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {","\t// normal is assumed to have unit length","\tfloat x = normal.x, y = normal.y, z = normal.z;","\t// band 0","\tvec3 result = shCoefficients[ 0 ] * 0.886227;","\t// band 1","\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;","\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;","\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;","\t// band 2","\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;","\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;","\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );","\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;","\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );","\treturn result;","}","uniform vec3 sh[ 9 ]; // sh coefficients","uniform float intensity; // light probe intensity","varying vec3 vNormal;","void main() {","\tvec3 normal = normalize( vNormal );","\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );","\tvec3 irradiance = shGetIrradianceAt( worldNormal, sh );","\tvec3 outgoingLight = RECIPROCAL_PI * irradiance * intensity;","\toutgoingLight = linearToOutput( outgoingLight );","\tgl_FragColor = vec4( outgoingLight, 1.0 );","}"].join("\n")}),i=new ka(1,32,16);Te.call(this,i,n),this.onBeforeRender()}function el(t,e,r,n){t=t||10,e=e||10,r=new Nt(void 0!==r?r:4473924),n=new Nt(void 0!==n?n:8947848);for(var i=e/2,a=t/e,o=t/2,s=[],c=[],l=0,h=0,u=-o;l<=e;l++,u+=a){s.push(-o,0,u,o,0,u),s.push(u,0,-o,u,0,o);var p=l===i?r:n;p.toArray(c,h),h+=3,p.toArray(c,h),h+=3,p.toArray(c,h),h+=3,p.toArray(c,h),h+=3}var d=new se;d.addAttribute("position",new Zt(s,3)),d.addAttribute("color",new Zt(c,3));var f=new Ti({vertexColors:2});Ni.call(this,d,f)}function rl(t,e,r,n,i,a){t=t||10,e=e||16,r=r||8,n=n||64,i=new Nt(void 0!==i?i:4473924),a=new Nt(void 0!==a?a:8947848);var o,s,c,l,h,u,p,d=[],f=[];for(l=0;l<=e;l++)c=l/e*(2*Math.PI),o=Math.sin(c)*t,s=Math.cos(c)*t,d.push(0,0,0),d.push(o,0,s),p=1&l?i:a,f.push(p.r,p.g,p.b),f.push(p.r,p.g,p.b);for(l=0;l<=r;l++)for(p=1&l?i:a,u=t-t/r*l,h=0;h.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{_l.set(t.z,0,-t.x).normalize();var e=Math.acos(t.y);this.quaternion.setFromAxisAngle(_l,e)}},Ml.prototype.setLength=function(t,e,r){void 0===e&&(e=.2*t),void 0===r&&(r=.2*e),this.line.scale.set(1,Math.max(0,t-e),1),this.line.updateMatrix(),this.cone.scale.set(r,e,r),this.cone.position.y=t,this.cone.updateMatrix()},Ml.prototype.setColor=function(t){this.line.material.color.set(t),this.cone.material.color.set(t)},Ml.prototype.copy=function(t){return Y.prototype.copy.call(this,t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this},Ml.prototype.clone=function(){return(new this.constructor).copy(this)},Sl.prototype=Object.create(Ni.prototype),Sl.prototype.constructor=Sl,Wo.create=function(t,e){return console.log("THREE.Curve.create() has been deprecated"),t.prototype=Object.create(Wo.prototype),t.prototype.constructor=t,t.prototype.getPoint=e,t},Object.assign(us.prototype,{createPointsGeometry:function(t){console.warn("THREE.CurvePath: .createPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");var 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.");var 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.");for(var e=new Oe,r=0,n=t.length;r