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this._x=t,this._y=e,this._z=n,this._order=i||this._order,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this},setFromRotationMatrix:function(t,e,n){var i=s.a.clamp,r=t.elements,a=r[0],o=r[4],l=r[8],c=r[1],u=r[5],h=r[9],d=r[2],p=r[6],f=r[10];switch(e=e||this._order){case"XYZ":this._y=Math.asin(i(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,f),this._z=Math.atan2(-o,a)):(this._x=Math.atan2(p,u),this._z=0);break;case"YXZ":this._x=Math.asin(-i(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(l,f),this._z=Math.atan2(c,u)):(this._y=Math.atan2(-d,a),this._z=0);break;case"ZXY":this._x=Math.asin(i(p,-1,1)),Math.abs(p)<.9999999?(this._y=Math.atan2(-d,f),this._z=Math.atan2(-o,u)):(this._y=0,this._z=Math.atan2(c,a));break;case"ZYX":this._y=Math.asin(-i(d,-1,1)),Math.abs(d)<.9999999?(this._x=Math.atan2(p,f),this._z=Math.atan2(c,a)):(this._x=0,this._z=Math.atan2(-o,u));break;case"YZX":this._z=Math.asin(i(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-h,u),this._y=Math.atan2(-d,a)):(this._x=0,this._y=Math.atan2(l,f));break;case"XZY":this._z=Math.asin(-i(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(p,u),this._y=Math.atan2(l,a)):(this._x=Math.atan2(-h,f),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!1!==n&&this._onChangeCallback(),this},setFromQuaternion:function(t,e,n){return l.makeRotationFromQuaternion(t),this.setFromRotationMatrix(l,e,n)},setFromVector3:function(t,e){return this.set(t.x,t.y,t.z,e||this._order)},reorder:function(t){return c.setFromEuler(this),this.setFromQuaternion(c,t)},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order},fromArray:function(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t},toVector3:function(t){return t?t.set(this._x,this._y,this._z):new r.a(this._x,this._y,this._z)},_onChange:function(t){return this._onChangeCallback=t,this},_onChangeCallback:function(){}}),Object.assign(h.prototype,{set:function(t){this.mask=1<<t|0},enable:function(t){this.mask|=1<<t|0},enableAll:function(){this.mask=-1},toggle:function(t){this.mask^=1<<t|0},disable:function(t){this.mask&=~(1<<t|0)},disableAll:function(){this.mask=0},test:function(t){return 0!=(this.mask&t.mask)}});var d=n(22);n.d(e,"a",function(){return T});var p=0,f=new r.a,m=new i.a,v=new a.a,g=new r.a,y=new r.a,x=new r.a,b=new i.a,_=new r.a(1,0,0),w=new r.a(0,1,0),M=new r.a(0,0,1),S={type:"added"},E={type:"removed"};function T(){Object.defineProperty(this,"id",{value:p++}),this.uuid=s.a.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=T.DefaultUp.clone();var t=new r.a,e=new u,n=new i.a,o=new r.a(1,1,1);e._onChange(function(){n.setFromEuler(e,!1)}),n._onChange(function(){e.setFromQuaternion(n,void 0,!1)}),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:t},rotation:{configurable:!0,enumerable:!0,value:e},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:o},modelViewMatrix:{value:new a.a},normalMatrix:{value:new d.a}}),this.matrix=new a.a,this.matrixWorld=new a.a,this.matrixAutoUpdate=T.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new h,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.userData={}}T.DefaultUp=new r.a(0,1,0),T.DefaultMatrixAutoUpdate=!0,T.prototype=Object.assign(Object.create(o.a.prototype),{constructor:T,isObject3D:!0,onBeforeRender:function(){},onAfterRender:function(){},applyMatrix4:function(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)},applyQuaternion:function(t){return this.quaternion.premultiply(t),this},setRotationFromAxisAngle:function(t,e){this.quaternion.setFromAxisAngle(t,e)},setRotationFromEuler:function(t){this.quaternion.setFromEuler(t,!0)},setRotationFromMatrix:function(t){this.quaternion.setFromRotationMatrix(t)},setRotationFromQuaternion:function(t){this.quaternion.copy(t)},rotateOnAxis:function(t,e){return m.setFromAxisAngle(t,e),this.quaternion.multiply(m),this},rotateOnWorldAxis:function(t,e){return m.setFromAxisAngle(t,e),this.quaternion.premultiply(m),this},rotateX:function(t){return this.rotateOnAxis(_,t)},rotateY:function(t){return this.rotateOnAxis(w,t)},rotateZ:function(t){return this.rotateOnAxis(M,t)},translateOnAxis:function(t,e){return f.copy(t).applyQuaternion(this.quaternion),this.position.add(f.multiplyScalar(e)),this},translateX:function(t){return this.translateOnAxis(_,t)},translateY:function(t){return this.translateOnAxis(w,t)},translateZ:function(t){return this.translateOnAxis(M,t)},localToWorld:function(t){return t.applyMatrix4(this.matrixWorld)},worldToLocal:function(t){return t.applyMatrix4(v.getInverse(this.matrixWorld))},lookAt:function(t,e,n){t.isVector3?g.copy(t):g.set(t,e,n);var i=this.parent;this.updateWorldMatrix(!0,!1),y.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?v.lookAt(y,g,this.up):v.lookAt(g,y,this.up),this.quaternion.setFromRotationMatrix(v),i&&(v.extractRotation(i.matrixWorld),m.setFromRotationMatrix(v),this.quaternion.premultiply(m.inverse()))},add:function(t){if(arguments.length>1){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return t===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",t),this):(t&&t.isObject3D?(null!==t.parent&&t.parent.remove(t),t.parent=this,this.children.push(t),t.dispatchEvent(S)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",t),this)},remove:function(t){if(arguments.length>1){for(var e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}var n=this.children.indexOf(t);return-1!==n&&(t.parent=null,this.children.splice(n,1),t.dispatchEvent(E)),this},attach:function(t){return this.updateWorldMatrix(!0,!1),v.getInverse(this.matrixWorld),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),v.multiply(t.parent.matrixWorld)),t.applyMatrix4(v),t.updateWorldMatrix(!1,!1),this.add(t),this},getObjectById:function(t){return this.getObjectByProperty("id",t)},getObjectByName:function(t){return this.getObjectByProperty("name",t)},getObjectByProperty:function(t,e){if(this[t]===e)return this;for(var n=0,i=this.children.length;n<i;n++){var r=this.children[n].getObjectByProperty(t,e);if(void 0!==r)return r}},getWorldPosition:function(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldPosition() target is now required"),t=new r.a),this.updateMatrixWorld(!0),t.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldQuaternion() target is now required"),t=new i.a),this.updateMatrixWorld(!0),this.matrixWorld.decompose(y,t,x),t},getWorldScale:function(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldScale() target is now required"),t=new r.a),this.updateMatrixWorld(!0),this.matrixWorld.decompose(y,b,t),t},getWorldDirection:function(t){void 0===t&&(console.warn("THREE.Object3D: .getWorldDirection() target is now required"),t=new r.a),this.updateMatrixWorld(!0);var e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()},raycast:function(){},traverse:function(t){t(this);for(var e=this.children,n=0,i=e.length;n<i;n++)e[n].traverse(t)},traverseVisible:function(t){if(!1!==this.visible){t(this);for(var e=this.children,n=0,i=e.length;n<i;n++)e[n].traverseVisible(t)}},traverseAncestors:function(t){var e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,t=!0);for(var e=this.children,n=0,i=e.length;n<i;n++)e[n].updateMatrixWorld(t)},updateWorldMatrix:function(t,e){var n=this.parent;if(!0===t&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===e)for(var i=this.children,r=0,a=i.length;r<a;r++)i[r].updateWorldMatrix(!1,!0)},toJSON:function(t){var e=void 0===t||"string"==typeof t,n={};e&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{}},n.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});var i={};function r(e,n){return void 0===e[n.uuid]&&(e[n.uuid]=n.toJSON(t)),n.uuid}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),!0===this.castShadow&&(i.castShadow=!0),!0===this.receiveShadow&&(i.receiveShadow=!0),!1===this.visible&&(i.visible=!1),!1===this.frustumCulled&&(i.frustumCulled=!1),0!==this.renderOrder&&(i.renderOrder=this.renderOrder),"{}"!==JSON.stringify(this.userData)&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON()),this.isMesh||this.isLine||this.isPoints){i.geometry=r(t.geometries,this.geometry);var a=this.geometry.parameters;if(void 0!==a&&void 0!==a.shapes){var o=a.shapes;if(Array.isArray(o))for(var s=0,l=o.length;s<l;s++){var c=o[s];r(t.shapes,c)}else r(t.shapes,o)}}if(void 0!==this.material)if(Array.isArray(this.material)){for(var u=[],h=0,d=this.material.length;h<d;h++)u.push(r(t.materials,this.material[h]));i.material=u}else i.material=r(t.materials,this.material);if(this.children.length>0){i.children=[];for(var p=0;p<this.children.length;p++)i.children.push(this.children[p].toJSON(t).object)}if(e){var f=x(t.geometries),m=x(t.materials),v=x(t.textures),g=x(t.images),y=x(t.shapes);f.length>0&&(n.geometries=f),m.length>0&&(n.materials=m),v.length>0&&(n.textures=v),g.length>0&&(n.images=g),y.length>0&&(n.shapes=y)}return n.object=i,n;function x(t){var e=[];for(var n in t){var i=t[n];delete i.metadata,e.push(i)}return e}},clone:function(t){return(new this.constructor).copy(this,t)},copy:function(t,e){if(void 0===e&&(e=!0),this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,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 n=0;n<t.children.length;n++){var i=t.children[n];this.add(i.clone())}return this}})},,function(t,e,n){var i=n(102)("wks"),r=n(64),a=n(14).Symbol,o="function"==typeof a;(t.exports=function(t){return i[t]||(i[t]=o&&a[t]||(o?a:r)("Symbol."+t))}).store=i},function(t,e,n){"use strict";n.d(e,"a",function(){return h});var i=n(1),r=new i.a,a=new h,o=new i.a(0,0,0),s=new i.a(1,1,1),l=new i.a,c=new i.a,u=new i.a;function h(){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(h.prototype,{isMatrix4:!0,set:function(t,e,n,i,r,a,o,s,l,c,u,h,d,p,f,m){var v=this.elements;return v[0]=t,v[4]=e,v[8]=n,v[12]=i,v[1]=r,v[5]=a,v[9]=o,v[13]=s,v[2]=l,v[6]=c,v[10]=u,v[14]=h,v[3]=d,v[7]=p,v[11]=f,v[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 h).fromArray(this.elements)},copy:function(t){var e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this},copyPosition:function(t){var e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this},extractBasis:function(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},makeBasis:function(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this},extractRotation:function(t){var e=this.elements,n=t.elements,i=1/r.setFromMatrixColumn(t,0).length(),a=1/r.setFromMatrixColumn(t,1).length(),o=1/r.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*a,e[5]=n[5]*a,e[6]=n[6]*a,e[7]=0,e[8]=n[8]*o,e[9]=n[9]*o,e[10]=n[10]*o,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromEuler:function(t){t&&t.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var e=this.elements,n=t.x,i=t.y,r=t.z,a=Math.cos(n),o=Math.sin(n),s=Math.cos(i),l=Math.sin(i),c=Math.cos(r),u=Math.sin(r);if("XYZ"===t.order){var h=a*c,d=a*u,p=o*c,f=o*u;e[0]=s*c,e[4]=-s*u,e[8]=l,e[1]=d+p*l,e[5]=h-f*l,e[9]=-o*s,e[2]=f-h*l,e[6]=p+d*l,e[10]=a*s}else if("YXZ"===t.order){var m=s*c,v=s*u,g=l*c,y=l*u;e[0]=m+y*o,e[4]=g*o-v,e[8]=a*l,e[1]=a*u,e[5]=a*c,e[9]=-o,e[2]=v*o-g,e[6]=y+m*o,e[10]=a*s}else if("ZXY"===t.order){var x=s*c,b=s*u,_=l*c,w=l*u;e[0]=x-w*o,e[4]=-a*u,e[8]=_+b*o,e[1]=b+_*o,e[5]=a*c,e[9]=w-x*o,e[2]=-a*l,e[6]=o,e[10]=a*s}else if("ZYX"===t.order){var M=a*c,S=a*u,E=o*c,T=o*u;e[0]=s*c,e[4]=E*l-S,e[8]=M*l+T,e[1]=s*u,e[5]=T*l+M,e[9]=S*l-E,e[2]=-l,e[6]=o*s,e[10]=a*s}else if("YZX"===t.order){var A=a*s,L=a*l,C=o*s,P=o*l;e[0]=s*c,e[4]=P-A*u,e[8]=C*u+L,e[1]=u,e[5]=a*c,e[9]=-o*c,e[2]=-l*c,e[6]=L*u+C,e[10]=A-P*u}else if("XZY"===t.order){var R=a*s,O=a*l,N=o*s,D=o*l;e[0]=s*c,e[4]=-u,e[8]=l*c,e[1]=R*u+D,e[5]=a*c,e[9]=O*u-N,e[2]=N*u-O,e[6]=o*c,e[10]=D*u+R}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(o,t,s)},lookAt:function(t,e,n){var i=this.elements;return u.subVectors(t,e),0===u.lengthSq()&&(u.z=1),u.normalize(),l.crossVectors(n,u),0===l.lengthSq()&&(1===Math.abs(n.z)?u.x+=1e-4:u.z+=1e-4,u.normalize(),l.crossVectors(n,u)),l.normalize(),c.crossVectors(u,l),i[0]=l.x,i[4]=c.x,i[8]=u.x,i[1]=l.y,i[5]=c.y,i[9]=u.y,i[2]=l.z,i[6]=c.z,i[10]=u.z,this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. 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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 n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.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 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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,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this.w=t.w+(e.w-t.w)*n,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},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,n){return void 0!==n&&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},random:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}})},function(t,e,n){"use strict";function i(){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.")}n.d(e,"a",function(){return i}),Object.assign(i.prototype,{isMatrix3:!0,set:function(t,e,n,i,r,a,o,s,l){var c=this.elements;return c[0]=t,c[1]=i,c[2]=o,c[3]=e,c[4]=r,c[5]=s,c[6]=n,c[7]=a,c[8]=l,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,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this},extractBasis:function(t,e,n){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),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},multiply:function(t){return this.multiplyMatrices(this,t)},premultiply:function(t){return this.multiplyMatrices(t,this)},multiplyMatrices:function(t,e){var n=t.elements,i=e.elements,r=this.elements,a=n[0],o=n[3],s=n[6],l=n[1],c=n[4],u=n[7],h=n[2],d=n[5],p=n[8],f=i[0],m=i[3],v=i[6],g=i[1],y=i[4],x=i[7],b=i[2],_=i[5],w=i[8];return r[0]=a*f+o*g+s*b,r[3]=a*m+o*y+s*_,r[6]=a*v+o*x+s*w,r[1]=l*f+c*g+u*b,r[4]=l*m+c*y+u*_,r[7]=l*v+c*x+u*w,r[2]=h*f+d*g+p*b,r[5]=h*m+d*y+p*_,r[8]=h*v+d*x+p*w,this},multiplyScalar:function(t){var e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this},determinant:function(){var t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],a=t[4],o=t[5],s=t[6],l=t[7],c=t[8];return e*a*c-e*o*l-n*r*c+n*o*s+i*r*l-i*a*s},getInverse:function(t,e){void 0!==e&&console.warn("THREE.Matrix3: .getInverse() can no longer be configured to throw on degenerate.");var n=t.elements,i=this.elements,r=n[0],a=n[1],o=n[2],s=n[3],l=n[4],c=n[5],u=n[6],h=n[7],d=n[8],p=d*l-c*h,f=c*u-d*s,m=h*s-l*u,v=r*p+a*f+o*m;if(0===v)return this.set(0,0,0,0,0,0,0,0,0);var g=1/v;return i[0]=p*g,i[1]=(o*h-d*a)*g,i[2]=(c*a-o*l)*g,i[3]=f*g,i[4]=(d*r-o*u)*g,i[5]=(o*s-c*r)*g,i[6]=m*g,i[7]=(a*u-h*r)*g,i[8]=(l*r-a*s)*g,this},transpose:function(){var t,e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this},getNormalMatrix:function(t){return this.setFromMatrix4(t).getInverse(this).transpose()},transposeIntoArray:function(t){var e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this},setUvTransform:function(t,e,n,i,r,a,o){var s=Math.cos(r),l=Math.sin(r);this.set(n*s,n*l,-n*(s*a+l*o)+a+t,-i*l,i*s,-i*(-l*a+s*o)+o+e,0,0,1)},scale:function(t,e){var n=this.elements;return n[0]*=t,n[3]*=t,n[6]*=t,n[1]*=e,n[4]*=e,n[7]*=e,this},rotate:function(t){var e=Math.cos(t),n=Math.sin(t),i=this.elements,r=i[0],a=i[3],o=i[6],s=i[1],l=i[4],c=i[7];return i[0]=e*r+n*s,i[3]=e*a+n*l,i[6]=e*o+n*c,i[1]=-n*r+e*s,i[4]=-n*a+e*l,i[7]=-n*o+e*c,this},translate:function(t,e){var n=this.elements;return n[0]+=t*n[2],n[3]+=t*n[5],n[6]+=t*n[8],n[1]+=e*n[2],n[4]+=e*n[5],n[7]+=e*n[8],this},equals:function(t){for(var e=this.elements,n=t.elements,i=0;i<9;i++)if(e[i]!==n[i])return!1;return!0},fromArray:function(t,e){void 0===e&&(e=0);for(var n=0;n<9;n++)this.elements[n]=t[n+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}})},function(t,e,n){"use strict";var i,r=n(31),a=n(0),o=n(7),s=n(6),l=n(22),c=function(t){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;var e;if(t instanceof HTMLCanvasElement)e=t;else{void 0===i&&(i=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),i.width=t.width,i.height=t.height;var n=i.getContext("2d");t instanceof ImageData?n.putImageData(t,0,0):n.drawImage(t,0,0,t.width,t.height),e=i}return e.width>2048||e.height>2048?e.toDataURL("image/jpeg",.6):e.toDataURL("image/png")};n.d(e,"a",function(){return h});var u=0;function h(t,e,n,i,r,c,d,p,f,m){Object.defineProperty(this,"id",{value:u++}),this.uuid=o.a.generateUUID(),this.name="",this.image=void 0!==t?t:h.DEFAULT_IMAGE,this.mipmaps=[],this.mapping=void 0!==e?e:h.DEFAULT_MAPPING,this.wrapS=void 0!==n?n:a.l,this.wrapT=void 0!==i?i:a.l,this.magFilter=void 0!==r?r:a.P,this.minFilter=void 0!==c?c:a.Q,this.anisotropy=void 0!==f?f:1,this.format=void 0!==d?d:a.tb,this.internalFormat=null,this.type=void 0!==p?p:a.Fc,this.offset=new s.a(0,0),this.repeat=new s.a(1,1),this.center=new s.a(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new l.a,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=void 0!==m?m:a.O,this.version=0,this.onUpdate=null}h.DEFAULT_IMAGE=void 0,h.DEFAULT_MAPPING=a.Ec,h.prototype=Object.assign(Object.create(r.a.prototype),{constructor:h,isTexture:!0,updateMatrix:function(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.name=t.name,this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this},toJSON:function(t){var e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];var n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){var i=this.image;if(void 0===i.uuid&&(i.uuid=o.a.generateUUID()),!e&&void 0===t.images[i.uuid]){var r;if(Array.isArray(i)){r=[];for(var a=0,s=i.length;a<s;a++)r.push(c(i[a]))}else r=c(i);t.images[i.uuid]={uuid:i.uuid,url:r}}n.image=i.uuid}return e||(t.textures[this.uuid]=n),n},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(t){if(this.mapping!==a.Ec)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case a.gc:t.x=t.x-Math.floor(t.x);break;case a.l:t.x=t.x<0?0:1;break;case a.Y: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 a.gc:t.y=t.y-Math.floor(t.y);break;case a.l:t.y=t.y<0?0:1;break;case a.Y: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(h.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}})},function(t,e,n){t.exports=!n(9)(function(){return 7!=Object.defineProperty({},"a",{get:function(){return 7}}).a})},function(t,e){var n=t.exports={version:"2.6.11"};"number"==typeof __e&&(__e=n)},function(t,e,n){var i=n(10),r=n(178),a=n(58),o=Object.defineProperty;e.f=n(24)?Object.defineProperty:function(t,e,n){if(i(t),e=a(e,!0),i(n),r)try{return o(t,e,n)}catch(t){}if("get"in n||"set"in n)throw TypeError("Accessors not supported!");return"value"in n&&(t[e]=n.value),t}},function(t,e){function n(t){return(n="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}t.exports="object"==("undefined"==typeof window?"undefined":n(window))&&window&&window.Math==Math?window:"object"==("undefined"==typeof self?"undefined":n(self))&&self&&self.Math==Math?self:Function("return this")()},function(t,e,n){"use strict";n.d(e,"a",function(){return s});var i=n(31),r=n(0),a=n(7),o=0;function s(){Object.defineProperty(this,"id",{value:o++}),this.uuid=a.a.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.blending=r.ib,this.side=r.F,this.flatShading=!1,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=r.xc,this.blendDst=r.ob,this.blendEquation=r.b,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=r.N,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=r.g,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=r.L,this.stencilZFail=r.L,this.stencilZPass=r.L,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaTest=0,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0}s.prototype=Object.assign(Object.create(i.a.prototype),{constructor:s,isMaterial:!0,onBeforeCompile:function(){},customProgramCacheKey:function(){return this.onBeforeCompile.toString()},setValues:function(t){if(void 0!==t)for(var e in t){var n=t[e];if(void 0!==n)if("shading"!==e){var i=this[e];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n: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=n===r.D;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 n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function i(t){var e=[];for(var n in t){var i=t[n];delete i.metadata,e.push(i)}return e}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),this.sheen&&this.sheen.isColor&&(n.sheen=this.sheen.getHex()),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,n.reflectivity=this.reflectivity,n.refractionRatio=this.refractionRatio,void 0!==this.combine&&(n.combine=this.combine),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity)),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.size&&(n.size=this.size),void 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0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);var n=this.attributes.normal;if(void 0!==n){var i=(new d.a).getNormalMatrix(t);n.applyNormalMatrix(i),n.needsUpdate=!0}var r=this.attributes.tangent;return void 0!==r&&(r.transformDirection(t),r.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(t){return v.makeRotationX(t),this.applyMatrix4(v),this},rotateY:function(t){return v.makeRotationY(t),this.applyMatrix4(v),this},rotateZ:function(t){return v.makeRotationZ(t),this.applyMatrix4(v),this},translate:function(t,e,n){return v.makeTranslation(t,e,n),this.applyMatrix4(v),this},scale:function(t,e,n){return v.makeScale(t,e,n),this.applyMatrix4(v),this},lookAt:function(t){return g.lookAt(t),g.updateMatrix(),this.applyMatrix4(g.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(y).negate(),this.translate(y.x,y.y,y.z),this},setFromObject:function(t){var e=t.geometry;if(t.isPoints||t.isLine){var n=new o.b(3*e.vertices.length,3),i=new o.b(3*e.colors.length,3);if(this.setAttribute("position",n.copyVector3sArray(e.vertices)),this.setAttribute("color",i.copyColorsArray(e.colors)),e.lineDistances&&e.lineDistances.length===e.vertices.length){var r=new o.b(e.lineDistances.length,1);this.setAttribute("lineDistance",r.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=[],n=0,i=t.length;n<i;n++){var r=t[n];e.push(r.x,r.y,r.z||0)}return this.setAttribute("position",new o.b(e,3)),this},updateFromObject:function(t){var e=t.geometry;if(t.isMesh){var n=e.__directGeometry;if(!0===e.elementsNeedUpdate&&(n=void 0,e.elementsNeedUpdate=!1),void 0===n)return this.fromGeometry(e);n.verticesNeedUpdate=e.verticesNeedUpdate,n.normalsNeedUpdate=e.normalsNeedUpdate,n.colorsNeedUpdate=e.colorsNeedUpdate,n.uvsNeedUpdate=e.uvsNeedUpdate,n.groupsNeedUpdate=e.groupsNeedUpdate,e.verticesNeedUpdate=!1,e.normalsNeedUpdate=!1,e.colorsNeedUpdate=!1,e.uvsNeedUpdate=!1,e.groupsNeedUpdate=!1,e=n}if(!0===e.verticesNeedUpdate){var i=this.attributes.position;void 0!==i&&(i.copyVector3sArray(e.vertices),i.needsUpdate=!0),e.verticesNeedUpdate=!1}if(!0===e.normalsNeedUpdate){var r=this.attributes.normal;void 0!==r&&(r.copyVector3sArray(e.normals),r.needsUpdate=!0),e.normalsNeedUpdate=!1}if(!0===e.colorsNeedUpdate){var a=this.attributes.color;void 0!==a&&(a.copyColorsArray(e.colors),a.needsUpdate=!0),e.colorsNeedUpdate=!1}if(e.uvsNeedUpdate){var o=this.attributes.uv;void 0!==o&&(o.copyVector2sArray(e.uvs),o.needsUpdate=!0),e.uvsNeedUpdate=!1}if(e.lineDistancesNeedUpdate){var s=this.attributes.lineDistance;void 0!==s&&(s.copyArray(e.lineDistances),s.needsUpdate=!0),e.lineDistancesNeedUpdate=!1}return e.groupsNeedUpdate&&(e.computeGroups(t.geometry),this.groups=e.groups,e.groupsNeedUpdate=!1),this},fromGeometry:function(t){return t.__directGeometry=(new c).fromGeometry(t),this.fromDirectGeometry(t.__directGeometry)},fromDirectGeometry:function(t){var e=new Float32Array(3*t.vertices.length);if(this.setAttribute("position",new o.a(e,3).copyVector3sArray(t.vertices)),t.normals.length>0){var n=new Float32Array(3*t.normals.length);this.setAttribute("normal",new o.a(n,3).copyVector3sArray(t.normals))}if(t.colors.length>0){var i=new Float32Array(3*t.colors.length);this.setAttribute("color",new o.a(i,3).copyColorsArray(t.colors))}if(t.uvs.length>0){var r=new Float32Array(2*t.uvs.length);this.setAttribute("uv",new o.a(r,2).copyVector2sArray(t.uvs))}if(t.uvs2.length>0){var a=new Float32Array(2*t.uvs2.length);this.setAttribute("uv2",new o.a(a,2).copyVector2sArray(t.uvs2))}for(var s in 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format('woff');\n  font-weight: 400;\n  font-style: normal;\n}\n:root {\n  --swiper-theme-color: #007aff;\n}\n.swiper-container {\n  margin-left: auto;\n  margin-right: auto;\n  position: relative;\n  overflow: hidden;\n  list-style: none;\n  padding: 0;\n  /* Fix of Webkit flickering */\n  z-index: 1;\n}\n.swiper-container-vertical > .swiper-wrapper {\n  flex-direction: column;\n}\n.swiper-wrapper {\n  position: relative;\n  width: 100%;\n  height: 100%;\n  z-index: 1;\n  display: flex;\n  transition-property: transform;\n  box-sizing: content-box;\n}\n.swiper-container-android .swiper-slide,\n.swiper-wrapper {\n  transform: translate3d(0px, 0, 0);\n}\n.swiper-container-multirow > .swiper-wrapper {\n  flex-wrap: wrap;\n}\n.swiper-container-multirow-column > .swiper-wrapper {\n  flex-wrap: wrap;\n  flex-direction: column;\n}\n.swiper-container-free-mode > .swiper-wrapper {\n  transition-timing-function: ease-out;\n  margin: 0 auto;\n}\n.swiper-slide {\n  flex-shrink: 0;\n  width: 100%;\n  height: 100%;\n  position: relative;\n  transition-property: transform;\n}\n.swiper-slide-invisible-blank {\n  visibility: hidden;\n}\n/* Auto Height */\n.swiper-container-autoheight,\n.swiper-container-autoheight .swiper-slide {\n  height: auto;\n}\n.swiper-container-autoheight .swiper-wrapper {\n  align-items: flex-start;\n  transition-property: transform, height;\n}\n/* 3D Effects */\n.swiper-container-3d {\n  perspective: 1200px;\n}\n.swiper-container-3d .swiper-wrapper,\n.swiper-container-3d .swiper-slide,\n.swiper-container-3d .swiper-slide-shadow-left,\n.swiper-container-3d .swiper-slide-shadow-right,\n.swiper-container-3d .swiper-slide-shadow-top,\n.swiper-container-3d .swiper-slide-shadow-bottom,\n.swiper-container-3d .swiper-cube-shadow {\n  transform-style: preserve-3d;\n}\n.swiper-container-3d .swiper-slide-shadow-left,\n.swiper-container-3d .swiper-slide-shadow-right,\n.swiper-container-3d .swiper-slide-shadow-top,\n.swiper-container-3d .swiper-slide-shadow-bottom {\n  position: absolute;\n  left: 0;\n  top: 0;\n  width: 100%;\n  height: 100%;\n  pointer-events: none;\n  z-index: 10;\n}\n.swiper-container-3d .swiper-slide-shadow-left {\n  background-image: linear-gradient(to left, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0));\n}\n.swiper-container-3d .swiper-slide-shadow-right {\n  background-image: linear-gradient(to right, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0));\n}\n.swiper-container-3d .swiper-slide-shadow-top {\n  background-image: linear-gradient(to top, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0));\n}\n.swiper-container-3d .swiper-slide-shadow-bottom {\n  background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0));\n}\n/* CSS Mode */\n.swiper-container-css-mode > .swiper-wrapper {\n  overflow: auto;\n  scrollbar-width: none;\n  /* For Firefox */\n  -ms-overflow-style: none;\n  /* For Internet Explorer and Edge */\n}\n.swiper-container-css-mode > .swiper-wrapper::-webkit-scrollbar {\n  display: none;\n}\n.swiper-container-css-mode > .swiper-wrapper > .swiper-slide {\n  scroll-snap-align: start start;\n}\n.swiper-container-horizontal.swiper-container-css-mode > .swiper-wrapper {\n  scroll-snap-type: x mandatory;\n}\n.swiper-container-vertical.swiper-container-css-mode > .swiper-wrapper {\n  scroll-snap-type: y mandatory;\n}\n:root {\n  --swiper-navigation-size: 44px;\n  /*\n  --swiper-navigation-color: var(--swiper-theme-color);\n  */\n}\n.swiper-button-prev,\n.swiper-button-next {\n  position: absolute;\n  top: 50%;\n  width: calc(var(--swiper-navigation-size) / 44 * 27);\n  height: var(--swiper-navigation-size);\n  margin-top: calc(-1 * var(--swiper-navigation-size) / 2);\n  z-index: 10;\n  cursor: pointer;\n  display: flex;\n  align-items: center;\n  justify-content: center;\n  color: var(--swiper-navigation-color, var(--swiper-theme-color));\n}\n.swiper-button-prev.swiper-button-disabled,\n.swiper-button-next.swiper-button-disabled {\n  opacity: 0.35;\n  cursor: auto;\n  pointer-events: none;\n}\n.swiper-button-prev:after,\n.swiper-button-next:after {\n  font-family: swiper-icons;\n  font-size: var(--swiper-navigation-size);\n  text-transform: none !important;\n  letter-spacing: 0;\n  text-transform: none;\n  font-variant: initial;\n  line-height: 1;\n}\n.swiper-button-prev,\n.swiper-container-rtl .swiper-button-next {\n  left: 10px;\n  right: auto;\n}\n.swiper-button-prev:after,\n.swiper-container-rtl .swiper-button-next:after {\n  content: 'prev';\n}\n.swiper-button-next,\n.swiper-container-rtl .swiper-button-prev {\n  right: 10px;\n  left: auto;\n}\n.swiper-button-next:after,\n.swiper-container-rtl .swiper-button-prev:after {\n  content: 'next';\n}\n.swiper-button-prev.swiper-button-white,\n.swiper-button-next.swiper-button-white {\n  --swiper-navigation-color: #ffffff;\n}\n.swiper-button-prev.swiper-button-black,\n.swiper-button-next.swiper-button-black {\n  --swiper-navigation-color: #000000;\n}\n.swiper-button-lock {\n  display: none;\n}\n:root {\n  /*\n  --swiper-pagination-color: var(--swiper-theme-color);\n  */\n}\n.swiper-pagination {\n  position: absolute;\n  text-align: center;\n  transition: 300ms opacity;\n  transform: translate3d(0, 0, 0);\n  z-index: 10;\n}\n.swiper-pagination.swiper-pagination-hidden {\n  opacity: 0;\n}\n/* Common Styles */\n.swiper-pagination-fraction,\n.swiper-pagination-custom,\n.swiper-container-horizontal > .swiper-pagination-bullets {\n  bottom: 10px;\n  left: 0;\n  width: 100%;\n}\n/* Bullets */\n.swiper-pagination-bullets-dynamic {\n  overflow: hidden;\n  font-size: 0;\n}\n.swiper-pagination-bullets-dynamic .swiper-pagination-bullet {\n  transform: scale(0.33);\n  position: relative;\n}\n.swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active {\n  transform: scale(1);\n}\n.swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-main {\n  transform: scale(1);\n}\n.swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-prev {\n  transform: scale(0.66);\n}\n.swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-prev-prev {\n  transform: scale(0.33);\n}\n.swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-next {\n  transform: scale(0.66);\n}\n.swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-next-next {\n  transform: scale(0.33);\n}\n.swiper-pagination-bullet {\n  width: 8px;\n  height: 8px;\n  display: inline-block;\n  border-radius: 100%;\n  background: #000;\n  opacity: 0.2;\n}\nbutton.swiper-pagination-bullet {\n  border: none;\n  margin: 0;\n  padding: 0;\n  box-shadow: none;\n  -webkit-appearance: none;\n     -moz-appearance: none;\n          appearance: none;\n}\n.swiper-pagination-clickable .swiper-pagination-bullet {\n  cursor: pointer;\n}\n.swiper-pagination-bullet-active {\n  opacity: 1;\n  background: var(--swiper-pagination-color, var(--swiper-theme-color));\n}\n.swiper-container-vertical > .swiper-pagination-bullets {\n  right: 10px;\n  top: 50%;\n  transform: translate3d(0px, -50%, 0);\n}\n.swiper-container-vertical > .swiper-pagination-bullets .swiper-pagination-bullet {\n  margin: 6px 0;\n  display: block;\n}\n.swiper-container-vertical > .swiper-pagination-bullets.swiper-pagination-bullets-dynamic {\n  top: 50%;\n  transform: translateY(-50%);\n  width: 8px;\n}\n.swiper-container-vertical > .swiper-pagination-bullets.swiper-pagination-bullets-dynamic .swiper-pagination-bullet {\n  display: inline-block;\n  transition: 200ms transform, 200ms top;\n}\n.swiper-container-horizontal > .swiper-pagination-bullets .swiper-pagination-bullet {\n  margin: 0 4px;\n}\n.swiper-container-horizontal > .swiper-pagination-bullets.swiper-pagination-bullets-dynamic {\n  left: 50%;\n  transform: translateX(-50%);\n  white-space: nowrap;\n}\n.swiper-container-horizontal > .swiper-pagination-bullets.swiper-pagination-bullets-dynamic .swiper-pagination-bullet {\n  transition: 200ms transform, 200ms left;\n}\n.swiper-container-horizontal.swiper-container-rtl > .swiper-pagination-bullets-dynamic .swiper-pagination-bullet {\n  transition: 200ms transform, 200ms right;\n}\n/* Progress */\n.swiper-pagination-progressbar {\n  background: rgba(0, 0, 0, 0.25);\n  position: absolute;\n}\n.swiper-pagination-progressbar .swiper-pagination-progressbar-fill {\n  background: var(--swiper-pagination-color, var(--swiper-theme-color));\n  position: absolute;\n  left: 0;\n  top: 0;\n  width: 100%;\n  height: 100%;\n  transform: scale(0);\n  transform-origin: left top;\n}\n.swiper-container-rtl .swiper-pagination-progressbar .swiper-pagination-progressbar-fill {\n  transform-origin: right top;\n}\n.swiper-container-horizontal > .swiper-pagination-progressbar,\n.swiper-container-vertical > .swiper-pagination-progressbar.swiper-pagination-progressbar-opposite {\n  width: 100%;\n  height: 4px;\n  left: 0;\n  top: 0;\n}\n.swiper-container-vertical > .swiper-pagination-progressbar,\n.swiper-container-horizontal > .swiper-pagination-progressbar.swiper-pagination-progressbar-opposite {\n  width: 4px;\n  height: 100%;\n  left: 0;\n  top: 0;\n}\n.swiper-pagination-white {\n  --swiper-pagination-color: #ffffff;\n}\n.swiper-pagination-black {\n  --swiper-pagination-color: #000000;\n}\n.swiper-pagination-lock {\n  display: none;\n}\n/* Scrollbar */\n.swiper-scrollbar {\n  border-radius: 10px;\n  position: relative;\n  -ms-touch-action: none;\n  background: rgba(0, 0, 0, 0.1);\n}\n.swiper-container-horizontal > .swiper-scrollbar {\n  position: absolute;\n  left: 1%;\n  bottom: 3px;\n  z-index: 50;\n  height: 5px;\n  width: 98%;\n}\n.swiper-container-vertical > .swiper-scrollbar {\n  position: absolute;\n  right: 3px;\n  top: 1%;\n  z-index: 50;\n  width: 5px;\n  height: 98%;\n}\n.swiper-scrollbar-drag {\n  height: 100%;\n  width: 100%;\n  position: relative;\n  background: rgba(0, 0, 0, 0.5);\n  border-radius: 10px;\n  left: 0;\n  top: 0;\n}\n.swiper-scrollbar-cursor-drag {\n  cursor: move;\n}\n.swiper-scrollbar-lock {\n  display: none;\n}\n.swiper-zoom-container {\n  width: 100%;\n  height: 100%;\n  display: flex;\n  justify-content: center;\n  align-items: center;\n  text-align: center;\n}\n.swiper-zoom-container > img,\n.swiper-zoom-container > svg,\n.swiper-zoom-container > canvas {\n  max-width: 100%;\n  max-height: 100%;\n  object-fit: contain;\n}\n.swiper-slide-zoomed {\n  cursor: move;\n}\n/* Preloader */\n:root {\n  /*\n  --swiper-preloader-color: var(--swiper-theme-color);\n  */\n}\n.swiper-lazy-preloader {\n  width: 42px;\n  height: 42px;\n  position: absolute;\n  left: 50%;\n  top: 50%;\n  margin-left: -21px;\n  margin-top: -21px;\n  z-index: 10;\n  transform-origin: 50%;\n  animation: swiper-preloader-spin 1s infinite linear;\n  box-sizing: border-box;\n  border: 4px solid var(--swiper-preloader-color, var(--swiper-theme-color));\n  border-radius: 50%;\n  border-top-color: transparent;\n}\n.swiper-lazy-preloader-white {\n  --swiper-preloader-color: #fff;\n}\n.swiper-lazy-preloader-black {\n  --swiper-preloader-color: #000;\n}\n@keyframes swiper-preloader-spin {\n  100% {\n    transform: rotate(360deg);\n  }\n}\n/* a11y */\n.swiper-container .swiper-notification {\n  position: absolute;\n  left: 0;\n  top: 0;\n  pointer-events: none;\n  opacity: 0;\n  z-index: -1000;\n}\n.swiper-container-fade.swiper-container-free-mode .swiper-slide {\n  transition-timing-function: ease-out;\n}\n.swiper-container-fade .swiper-slide {\n  pointer-events: none;\n  transition-property: opacity;\n}\n.swiper-container-fade .swiper-slide .swiper-slide {\n  pointer-events: none;\n}\n.swiper-container-fade .swiper-slide-active,\n.swiper-container-fade .swiper-slide-active .swiper-slide-active {\n  pointer-events: auto;\n}\n.swiper-container-cube {\n  overflow: visible;\n}\n.swiper-container-cube .swiper-slide {\n  pointer-events: none;\n  -webkit-backface-visibility: hidden;\n          backface-visibility: hidden;\n  z-index: 1;\n  visibility: hidden;\n  transform-origin: 0 0;\n  width: 100%;\n  height: 100%;\n}\n.swiper-container-cube .swiper-slide .swiper-slide {\n  pointer-events: none;\n}\n.swiper-container-cube.swiper-container-rtl .swiper-slide {\n  transform-origin: 100% 0;\n}\n.swiper-container-cube .swiper-slide-active,\n.swiper-container-cube .swiper-slide-active .swiper-slide-active {\n  pointer-events: auto;\n}\n.swiper-container-cube .swiper-slide-active,\n.swiper-container-cube .swiper-slide-next,\n.swiper-container-cube .swiper-slide-prev,\n.swiper-container-cube .swiper-slide-next + .swiper-slide {\n  pointer-events: auto;\n  visibility: visible;\n}\n.swiper-container-cube .swiper-slide-shadow-top,\n.swiper-container-cube .swiper-slide-shadow-bottom,\n.swiper-container-cube .swiper-slide-shadow-left,\n.swiper-container-cube .swiper-slide-shadow-right {\n  z-index: 0;\n  -webkit-backface-visibility: hidden;\n          backface-visibility: hidden;\n}\n.swiper-container-cube .swiper-cube-shadow {\n  position: absolute;\n  left: 0;\n  bottom: 0px;\n  width: 100%;\n  height: 100%;\n  background: #000;\n  opacity: 0.6;\n  -webkit-filter: blur(50px);\n  filter: blur(50px);\n  z-index: 0;\n}\n.swiper-container-flip {\n  overflow: visible;\n}\n.swiper-container-flip .swiper-slide {\n  pointer-events: none;\n  -webkit-backface-visibility: hidden;\n          backface-visibility: hidden;\n  z-index: 1;\n}\n.swiper-container-flip .swiper-slide .swiper-slide {\n  pointer-events: none;\n}\n.swiper-container-flip .swiper-slide-active,\n.swiper-container-flip .swiper-slide-active .swiper-slide-active {\n  pointer-events: auto;\n}\n.swiper-container-flip .swiper-slide-shadow-top,\n.swiper-container-flip .swiper-slide-shadow-bottom,\n.swiper-container-flip .swiper-slide-shadow-left,\n.swiper-container-flip .swiper-slide-shadow-right {\n  z-index: 0;\n  -webkit-backface-visibility: hidden;\n          backface-visibility: hidden;\n}\n",""]),e.a=r},function(t,e,n){"use strict";var i,r,a,o=n(8),s=n(4),l=n(5);function 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n=this.rtlTranslate,i=this.params,r=this.$wrapperEl,a=this.wrapperEl,o=this.progress,s=0,l=0;this.isHorizontal()?s=n?-t:t:l=t,i.roundLengths&&(s=Math.floor(s),l=Math.floor(l)),i.cssMode?a[this.isHorizontal()?"scrollLeft":"scrollTop"]=this.isHorizontal()?-s:-l:i.virtualTranslate||r.transform("translate3d("+s+"px, "+l+"px, 0px)"),this.previousTranslate=this.translate,this.translate=this.isHorizontal()?s:l;var c=this.maxTranslate()-this.minTranslate();(0===c?0:(t-this.minTranslate())/c)!==o&&this.updateProgress(t),this.emit("setTranslate",this.translate,e)},minTranslate:function(){return-this.snapGrid[0]},maxTranslate:function(){return-this.snapGrid[this.snapGrid.length-1]},translateTo:function(t,e,n,i,r){void 0===t&&(t=0),void 0===e&&(e=this.params.speed),void 0===n&&(n=!0),void 0===i&&(i=!0);var a=this,o=a.params,s=a.wrapperEl;if(a.animating&&o.preventInteractionOnTransition)return!1;var l,c=a.minTranslate(),u=a.maxTranslate();if(l=i&&t>c?c:i&&t<u?u:t,a.updateProgress(l),o.cssMode){var h,d=a.isHorizontal();return 0===e?s[d?"scrollLeft":"scrollTop"]=-l:s.scrollTo?s.scrollTo(((h={})[d?"left":"top"]=-l,h.behavior="smooth",h)):s[d?"scrollLeft":"scrollTop"]=-l,!0}return 0===e?(a.setTransition(0),a.setTranslate(l),n&&(a.emit("beforeTransitionStart",e,r),a.emit("transitionEnd"))):(a.setTransition(e),a.setTranslate(l),n&&(a.emit("beforeTransitionStart",e,r),a.emit("transitionStart")),a.animating||(a.animating=!0,a.onTranslateToWrapperTransitionEnd||(a.onTranslateToWrapperTransitionEnd=function(t){a&&!a.destroyed&&t.target===this&&(a.$wrapperEl[0].removeEventListener("transitionend",a.onTranslateToWrapperTransitionEnd),a.$wrapperEl[0].removeEventListener("webkitTransitionEnd",a.onTranslateToWrapperTransitionEnd),a.onTranslateToWrapperTransitionEnd=null,delete a.onTranslateToWrapperTransitionEnd,n&&a.emit("transitionEnd"))}),a.$wrapperEl[0].addEventListener("transitionend",a.onTranslateToWrapperTransitionEnd),a.$wrapperEl[0].addEventListener("webkitTransitionEnd",a.onTranslateToWrapperTransitionEnd))),!0}},transition:{setTransition:function(t,e){this.params.cssMode||this.$wrapperEl.transition(t),this.emit("setTransition",t,e)},transitionStart:function(t,e){void 0===t&&(t=!0);var n=this.activeIndex,i=this.params,r=this.previousIndex;if(!i.cssMode){i.autoHeight&&this.updateAutoHeight();var a=e;if(a||(a=n>r?"next":n<r?"prev":"reset"),this.emit("transitionStart"),t&&n!==r){if("reset"===a)return void this.emit("slideResetTransitionStart");this.emit("slideChangeTransitionStart"),"next"===a?this.emit("slideNextTransitionStart"):this.emit("slidePrevTransitionStart")}}},transitionEnd:function(t,e){void 0===t&&(t=!0);var n=this.activeIndex,i=this.previousIndex,r=this.params;if(this.animating=!1,!r.cssMode){this.setTransition(0);var a=e;if(a||(a=n>i?"next":n<i?"prev":"reset"),this.emit("transitionEnd"),t&&n!==i){if("reset"===a)return void this.emit("slideResetTransitionEnd");this.emit("slideChangeTransitionEnd"),"next"===a?this.emit("slideNextTransitionEnd"):this.emit("slidePrevTransitionEnd")}}}},slide:{slideTo:function(t,e,n,i){void 0===t&&(t=0),void 0===e&&(e=this.params.speed),void 0===n&&(n=!0);var r=this,a=t;a<0&&(a=0);var o=r.params,s=r.snapGrid,l=r.slidesGrid,c=r.previousIndex,u=r.activeIndex,h=r.rtlTranslate,d=r.wrapperEl;if(r.animating&&o.preventInteractionOnTransition)return!1;var p=Math.min(r.params.slidesPerGroupSkip,a),f=p+Math.floor((a-p)/r.params.slidesPerGroup);f>=s.length&&(f=s.length-1),(u||o.initialSlide||0)===(c||0)&&n&&r.emit("beforeSlideChangeStart");var m,v=-s[f];if(r.updateProgress(v),o.normalizeSlideIndex)for(var g=0;g<l.length;g+=1)-Math.floor(100*v)>=Math.floor(100*l[g])&&(a=g);if(r.initialized&&a!==u){if(!r.allowSlideNext&&v<r.translate&&v<r.minTranslate())return!1;if(!r.allowSlidePrev&&v>r.translate&&v>r.maxTranslate()&&(u||0)!==a)return!1}if(m=a>u?"next":a<u?"prev":"reset",h&&-v===r.translate||!h&&v===r.translate)return r.updateActiveIndex(a),o.autoHeight&&r.updateAutoHeight(),r.updateSlidesClasses(),"slide"!==o.effect&&r.setTranslate(v),"reset"!==m&&(r.transitionStart(n,m),r.transitionEnd(n,m)),!1;if(o.cssMode){var y,x=r.isHorizontal(),b=-v;return h&&(b=d.scrollWidth-d.offsetWidth-b),0===e?d[x?"scrollLeft":"scrollTop"]=b:d.scrollTo?d.scrollTo(((y={})[x?"left":"top"]=b,y.behavior="smooth",y)):d[x?"scrollLeft":"scrollTop"]=b,!0}return 0===e?(r.setTransition(0),r.setTranslate(v),r.updateActiveIndex(a),r.updateSlidesClasses(),r.emit("beforeTransitionStart",e,i),r.transitionStart(n,m),r.transitionEnd(n,m)):(r.setTransition(e),r.setTranslate(v),r.updateActiveIndex(a),r.updateSlidesClasses(),r.emit("beforeTransitionStart",e,i),r.transitionStart(n,m),r.animating||(r.animating=!0,r.onSlideToWrapperTransitionEnd||(r.onSlideToWrapperTransitionEnd=function(t){r&&!r.destroyed&&t.target===this&&(r.$wrapperEl[0].removeEventListener("transitionend",r.onSlideToWrapperTransitionEnd),r.$wrapperEl[0].removeEventListener("webkitTransitionEnd",r.onSlideToWrapperTransitionEnd),r.onSlideToWrapperTransitionEnd=null,delete r.onSlideToWrapperTransitionEnd,r.transitionEnd(n,m))}),r.$wrapperEl[0].addEventListener("transitionend",r.onSlideToWrapperTransitionEnd),r.$wrapperEl[0].addEventListener("webkitTransitionEnd",r.onSlideToWrapperTransitionEnd))),!0},slideToLoop:function(t,e,n,i){void 0===t&&(t=0),void 0===e&&(e=this.params.speed),void 0===n&&(n=!0);var r=t;return this.params.loop&&(r+=this.loopedSlides),this.slideTo(r,e,n,i)},slideNext:function(t,e,n){void 0===t&&(t=this.params.speed),void 0===e&&(e=!0);var i=this.params,r=this.animating,a=this.activeIndex<i.slidesPerGroupSkip?1:i.slidesPerGroup;if(i.loop){if(r&&i.loopPreventsSlide)return!1;this.loopFix(),this._clientLeft=this.$wrapperEl[0].clientLeft}return this.slideTo(this.activeIndex+a,t,e,n)},slidePrev:function(t,e,n){void 0===t&&(t=this.params.speed),void 0===e&&(e=!0);var i=this.params,r=this.animating,a=this.snapGrid,o=this.slidesGrid,s=this.rtlTranslate;if(i.loop){if(r&&i.loopPreventsSlide)return!1;this.loopFix(),this._clientLeft=this.$wrapperEl[0].clientLeft}function l(t){return t<0?-Math.floor(Math.abs(t)):Math.floor(t)}var c,u=l(s?this.translate:-this.translate),h=a.map(function(t){return l(t)}),d=(a[h.indexOf(u)],a[h.indexOf(u)-1]);return void 0===d&&i.cssMode&&a.forEach(function(t){!d&&u>=t&&(d=t)}),void 0!==d&&(c=o.indexOf(d))<0&&(c=this.activeIndex-1),this.slideTo(c,t,e,n)},slideReset:function(t,e,n){return void 0===t&&(t=this.params.speed),void 0===e&&(e=!0),this.slideTo(this.activeIndex,t,e,n)},slideToClosest:function(t,e,n,i){void 0===t&&(t=this.params.speed),void 0===e&&(e=!0),void 0===i&&(i=.5);var r=this.activeIndex,a=Math.min(this.params.slidesPerGroupSkip,r),o=a+Math.floor((r-a)/this.params.slidesPerGroup),s=this.rtlTranslate?this.translate:-this.translate;if(s>=this.snapGrid[o]){var l=this.snapGrid[o];s-l>(this.snapGrid[o+1]-l)*i&&(r+=this.params.slidesPerGroup)}else{var c=this.snapGrid[o-1];s-c<=(this.snapGrid[o]-c)*i&&(r-=this.params.slidesPerGroup)}return r=Math.max(r,0),r=Math.min(r,this.slidesGrid.length-1),this.slideTo(r,t,e,n)},slideToClickedSlide:function(){var t,e=this,n=e.params,i=e.$wrapperEl,r="auto"===n.slidesPerView?e.slidesPerViewDynamic():n.slidesPerView,a=e.clickedIndex;if(n.loop){if(e.animating)return;t=parseInt(Object(o.a)(e.clickedSlide).attr("data-swiper-slide-index"),10),n.centeredSlides?a<e.loopedSlides-r/2||a>e.slides.length-e.loopedSlides+r/2?(e.loopFix(),a=i.children("."+n.slideClass+'[data-swiper-slide-index="'+t+'"]:not(.'+n.slideDuplicateClass+")").eq(0).index(),Object(s.e)(function(){e.slideTo(a)})):e.slideTo(a):a>e.slides.length-r?(e.loopFix(),a=i.children("."+n.slideClass+'[data-swiper-slide-index="'+t+'"]:not(.'+n.slideDuplicateClass+")").eq(0).index(),Object(s.e)(function(){e.slideTo(a)})):e.slideTo(a)}else e.slideTo(a)}},loop:{loopCreate:function(){var t=this,e=Object(l.a)(),n=t.params,i=t.$wrapperEl;i.children("."+n.slideClass+"."+n.slideDuplicateClass).remove();var r=i.children("."+n.slideClass);if(n.loopFillGroupWithBlank){var a=n.slidesPerGroup-r.length%n.slidesPerGroup;if(a!==n.slidesPerGroup){for(var s=0;s<a;s+=1){var c=Object(o.a)(e.createElement("div")).addClass(n.slideClass+" "+n.slideBlankClass);i.append(c)}r=i.children("."+n.slideClass)}}"auto"!==n.slidesPerView||n.loopedSlides||(n.loopedSlides=r.length),t.loopedSlides=Math.ceil(parseFloat(n.loopedSlides||n.slidesPerView,10)),t.loopedSlides+=n.loopAdditionalSlides,t.loopedSlides>r.length&&(t.loopedSlides=r.length);var u=[],h=[];r.each(function(e,n){var i=Object(o.a)(e);n<t.loopedSlides&&h.push(e),n<r.length&&n>=r.length-t.loopedSlides&&u.push(e),i.attr("data-swiper-slide-index",n)});for(var d=0;d<h.length;d+=1)i.append(Object(o.a)(h[d].cloneNode(!0)).addClass(n.slideDuplicateClass));for(var p=u.length-1;p>=0;p-=1)i.prepend(Object(o.a)(u[p].cloneNode(!0)).addClass(n.slideDuplicateClass))},loopFix:function(){this.emit("beforeLoopFix");var t,e=this.activeIndex,n=this.slides,i=this.loopedSlides,r=this.allowSlidePrev,a=this.allowSlideNext,o=this.snapGrid,s=this.rtlTranslate;this.allowSlidePrev=!0,this.allowSlideNext=!0;var l=-o[e]-this.getTranslate();e<i?(t=n.length-3*i+e,t+=i,this.slideTo(t,0,!1,!0)&&0!==l&&this.setTranslate((s?-this.translate:this.translate)-l)):e>=n.length-i&&(t=-n.length+e+i,t+=i,this.slideTo(t,0,!1,!0)&&0!==l&&this.setTranslate((s?-this.translate:this.translate)-l));this.allowSlidePrev=r,this.allowSlideNext=a,this.emit("loopFix")},loopDestroy:function(){var t=this.$wrapperEl,e=this.params,n=this.slides;t.children("."+e.slideClass+"."+e.slideDuplicateClass+",."+e.slideClass+"."+e.slideBlankClass).remove(),n.removeAttr("data-swiper-slide-index")}},grabCursor:{setGrabCursor:function(t){if(!(this.support.touch||!this.params.simulateTouch||this.params.watchOverflow&&this.isLocked||this.params.cssMode)){var e=this.el;e.style.cursor="move",e.style.cursor=t?"-webkit-grabbing":"-webkit-grab",e.style.cursor=t?"-moz-grabbin":"-moz-grab",e.style.cursor=t?"grabbing":"grab"}},unsetGrabCursor:function(){this.support.touch||this.params.watchOverflow&&this.isLocked||this.params.cssMode||(this.el.style.cursor="")}},manipulation:{appendSlide:function(t){var e=this.$wrapperEl,n=this.params;if(n.loop&&this.loopDestroy(),"object"===v(t)&&"length"in t)for(var i=0;i<t.length;i+=1)t[i]&&e.append(t[i]);else e.append(t);n.loop&&this.loopCreate(),n.observer&&this.support.observer||this.update()},prependSlide:function(t){var e=this.params,n=this.$wrapperEl,i=this.activeIndex;e.loop&&this.loopDestroy();var r=i+1;if("object"===g(t)&&"length"in t){for(var a=0;a<t.length;a+=1)t[a]&&n.prepend(t[a]);r=i+t.length}else n.prepend(t);e.loop&&this.loopCreate(),e.observer&&this.support.observer||this.update(),this.slideTo(r,0,!1)},addSlide:function(t,e){var n=this.$wrapperEl,i=this.params,r=this.activeIndex;i.loop&&(r-=this.loopedSlides,this.loopDestroy(),this.slides=n.children("."+i.slideClass));var a=this.slides.length;if(t<=0)this.prependSlide(e);else if(t>=a)this.appendSlide(e);else{for(var o=r>t?r+1:r,s=[],l=a-1;l>=t;l-=1){var c=this.slides.eq(l);c.remove(),s.unshift(c)}if("object"===y(e)&&"length"in e){for(var u=0;u<e.length;u+=1)e[u]&&n.append(e[u]);o=r>t?r+e.length:r}else n.append(e);for(var h=0;h<s.length;h+=1)n.append(s[h]);i.loop&&this.loopCreate(),i.observer&&this.support.observer||this.update(),i.loop?this.slideTo(o+this.loopedSlides,0,!1):this.slideTo(o,0,!1)}},removeSlide:function(t){var e=this.params,n=this.$wrapperEl,i=this.activeIndex;e.loop&&(i-=this.loopedSlides,this.loopDestroy(),this.slides=n.children("."+e.slideClass));var r,a=i;if("object"===x(t)&&"length"in t){for(var o=0;o<t.length;o+=1)r=t[o],this.slides[r]&&this.slides.eq(r).remove(),r<a&&(a-=1);a=Math.max(a,0)}else r=t,this.slides[r]&&this.slides.eq(r).remove(),r<a&&(a-=1),a=Math.max(a,0);e.loop&&this.loopCreate(),e.observer&&this.support.observer||this.update(),e.loop?this.slideTo(a+this.loopedSlides,0,!1):this.slideTo(a,0,!1)},removeAllSlides:function(){for(var t=[],e=0;e<this.slides.length;e+=1)t.push(e);this.removeSlide(t)}},events:{attachEvents:function(){var t=Object(l.a)(),e=this.params,n=this.touchEvents,i=this.el,r=this.wrapperEl,a=this.device,c=this.support;this.onTouchStart=function(t){var e=Object(l.a)(),n=Object(l.b)(),i=this.touchEventsData,r=this.params,a=this.touches;if(!this.animating||!r.preventInteractionOnTransition){var c=t;c.originalEvent&&(c=c.originalEvent);var u=Object(o.a)(c.target);if(("wrapper"!==r.touchEventsTarget||u.closest(this.wrapperEl).length)&&(i.isTouchEvent="touchstart"===c.type,(i.isTouchEvent||!("which"in c)||3!==c.which)&&!(!i.isTouchEvent&&"button"in c&&c.button>0||i.isTouched&&i.isMoved)))if(r.noSwiping&&u.closest(r.noSwipingSelector?r.noSwipingSelector:"."+r.noSwipingClass)[0])this.allowClick=!0;else if(!r.swipeHandler||u.closest(r.swipeHandler)[0]){a.currentX="touchstart"===c.type?c.targetTouches[0].pageX:c.pageX,a.currentY="touchstart"===c.type?c.targetTouches[0].pageY:c.pageY;var h=a.currentX,d=a.currentY,p=r.edgeSwipeDetection||r.iOSEdgeSwipeDetection,f=r.edgeSwipeThreshold||r.iOSEdgeSwipeThreshold;if(!p||!(h<=f||h>=n.screen.width-f)){if(Object(s.c)(i,{isTouched:!0,isMoved:!1,allowTouchCallbacks:!0,isScrolling:void 0,startMoving:void 0}),a.startX=h,a.startY=d,i.touchStartTime=Object(s.f)(),this.allowClick=!0,this.updateSize(),this.swipeDirection=void 0,r.threshold>0&&(i.allowThresholdMove=!1),"touchstart"!==c.type){var m=!0;u.is(i.formElements)&&(m=!1),e.activeElement&&Object(o.a)(e.activeElement).is(i.formElements)&&e.activeElement!==u[0]&&e.activeElement.blur();var v=m&&this.allowTouchMove&&r.touchStartPreventDefault;(r.touchStartForcePreventDefault||v)&&c.preventDefault()}this.emit("touchStart",c)}}}}.bind(this),this.onTouchMove=function(t){var e=Object(l.a)(),n=this.touchEventsData,i=this.params,r=this.touches,a=this.rtlTranslate,c=t;if(c.originalEvent&&(c=c.originalEvent),n.isTouched){if(!n.isTouchEvent||"touchmove"===c.type){var u="touchmove"===c.type&&c.targetTouches&&(c.targetTouches[0]||c.changedTouches[0]),h="touchmove"===c.type?u.pageX:c.pageX,d="touchmove"===c.type?u.pageY:c.pageY;if(c.preventedByNestedSwiper)return r.startX=h,void(r.startY=d);if(!this.allowTouchMove)return this.allowClick=!1,void(n.isTouched&&(Object(s.c)(r,{startX:h,startY:d,currentX:h,currentY:d}),n.touchStartTime=Object(s.f)()));if(n.isTouchEvent&&i.touchReleaseOnEdges&&!i.loop)if(this.isVertical()){if(d<r.startY&&this.translate<=this.maxTranslate()||d>r.startY&&this.translate>=this.minTranslate())return n.isTouched=!1,void(n.isMoved=!1)}else if(h<r.startX&&this.translate<=this.maxTranslate()||h>r.startX&&this.translate>=this.minTranslate())return;if(n.isTouchEvent&&e.activeElement&&c.target===e.activeElement&&Object(o.a)(c.target).is(n.formElements))return n.isMoved=!0,void(this.allowClick=!1);if(n.allowTouchCallbacks&&this.emit("touchMove",c),!(c.targetTouches&&c.targetTouches.length>1)){r.currentX=h,r.currentY=d;var p,f=r.currentX-r.startX,m=r.currentY-r.startY;if(!(this.params.threshold&&Math.sqrt(Math.pow(f,2)+Math.pow(m,2))<this.params.threshold))if(void 0===n.isScrolling&&(this.isHorizontal()&&r.currentY===r.startY||this.isVertical()&&r.currentX===r.startX?n.isScrolling=!1:f*f+m*m>=25&&(p=180*Math.atan2(Math.abs(m),Math.abs(f))/Math.PI,n.isScrolling=this.isHorizontal()?p>i.touchAngle:90-p>i.touchAngle)),n.isScrolling&&this.emit("touchMoveOpposite",c),void 0===n.startMoving&&(r.currentX===r.startX&&r.currentY===r.startY||(n.startMoving=!0)),n.isScrolling)n.isTouched=!1;else if(n.startMoving){this.allowClick=!1,!i.cssMode&&c.cancelable&&c.preventDefault(),i.touchMoveStopPropagation&&!i.nested&&c.stopPropagation(),n.isMoved||(i.loop&&this.loopFix(),n.startTranslate=this.getTranslate(),this.setTransition(0),this.animating&&this.$wrapperEl.trigger("webkitTransitionEnd transitionend"),n.allowMomentumBounce=!1,!i.grabCursor||!0!==this.allowSlideNext&&!0!==this.allowSlidePrev||this.setGrabCursor(!0),this.emit("sliderFirstMove",c)),this.emit("sliderMove",c),n.isMoved=!0;var v=this.isHorizontal()?f:m;r.diff=v,v*=i.touchRatio,a&&(v=-v),this.swipeDirection=v>0?"prev":"next",n.currentTranslate=v+n.startTranslate;var g=!0,y=i.resistanceRatio;if(i.touchReleaseOnEdges&&(y=0),v>0&&n.currentTranslate>this.minTranslate()?(g=!1,i.resistance&&(n.currentTranslate=this.minTranslate()-1+Math.pow(-this.minTranslate()+n.startTranslate+v,y))):v<0&&n.currentTranslate<this.maxTranslate()&&(g=!1,i.resistance&&(n.currentTranslate=this.maxTranslate()+1-Math.pow(this.maxTranslate()-n.startTranslate-v,y))),g&&(c.preventedByNestedSwiper=!0),!this.allowSlideNext&&"next"===this.swipeDirection&&n.currentTranslate<n.startTranslate&&(n.currentTranslate=n.startTranslate),!this.allowSlidePrev&&"prev"===this.swipeDirection&&n.currentTranslate>n.startTranslate&&(n.currentTranslate=n.startTranslate),i.threshold>0){if(!(Math.abs(v)>i.threshold||n.allowThresholdMove))return void(n.currentTranslate=n.startTranslate);if(!n.allowThresholdMove)return n.allowThresholdMove=!0,r.startX=r.currentX,r.startY=r.currentY,n.currentTranslate=n.startTranslate,void(r.diff=this.isHorizontal()?r.currentX-r.startX:r.currentY-r.startY)}i.followFinger&&!i.cssMode&&((i.freeMode||i.watchSlidesProgress||i.watchSlidesVisibility)&&(this.updateActiveIndex(),this.updateSlidesClasses()),i.freeMode&&(0===n.velocities.length&&n.velocities.push({position:r[this.isHorizontal()?"startX":"startY"],time:n.touchStartTime}),n.velocities.push({position:r[this.isHorizontal()?"currentX":"currentY"],time:Object(s.f)()})),this.updateProgress(n.currentTranslate),this.setTranslate(n.currentTranslate))}}}}else n.startMoving&&n.isScrolling&&this.emit("touchMoveOpposite",c)}.bind(this),this.onTouchEnd=function(t){var e=this,n=e.touchEventsData,i=e.params,r=e.touches,a=e.rtlTranslate,o=e.$wrapperEl,l=e.slidesGrid,c=e.snapGrid,u=t;if(u.originalEvent&&(u=u.originalEvent),n.allowTouchCallbacks&&e.emit("touchEnd",u),n.allowTouchCallbacks=!1,!n.isTouched)return n.isMoved&&i.grabCursor&&e.setGrabCursor(!1),n.isMoved=!1,void(n.startMoving=!1);i.grabCursor&&n.isMoved&&n.isTouched&&(!0===e.allowSlideNext||!0===e.allowSlidePrev)&&e.setGrabCursor(!1);var h,d=Object(s.f)(),p=d-n.touchStartTime;if(e.allowClick&&(e.updateClickedSlide(u),e.emit("tap click",u),p<300&&d-n.lastClickTime<300&&e.emit("doubleTap doubleClick",u)),n.lastClickTime=Object(s.f)(),Object(s.e)(function(){e.destroyed||(e.allowClick=!0)}),!n.isTouched||!n.isMoved||!e.swipeDirection||0===r.diff||n.currentTranslate===n.startTranslate)return n.isTouched=!1,n.isMoved=!1,void(n.startMoving=!1);if(n.isTouched=!1,n.isMoved=!1,n.startMoving=!1,h=i.followFinger?a?e.translate:-e.translate:-n.currentTranslate,!i.cssMode)if(i.freeMode){if(h<-e.minTranslate())return void e.slideTo(e.activeIndex);if(h>-e.maxTranslate())return void(e.slides.length<c.length?e.slideTo(c.length-1):e.slideTo(e.slides.length-1));if(i.freeModeMomentum){if(n.velocities.length>1){var f=n.velocities.pop(),m=n.velocities.pop(),v=f.position-m.position,g=f.time-m.time;e.velocity=v/g,e.velocity/=2,Math.abs(e.velocity)<i.freeModeMinimumVelocity&&(e.velocity=0),(g>150||Object(s.f)()-f.time>300)&&(e.velocity=0)}else e.velocity=0;e.velocity*=i.freeModeMomentumVelocityRatio,n.velocities.length=0;var y=1e3*i.freeModeMomentumRatio,x=e.velocity*y,b=e.translate+x;a&&(b=-b);var _,w,M=!1,S=20*Math.abs(e.velocity)*i.freeModeMomentumBounceRatio;if(b<e.maxTranslate())i.freeModeMomentumBounce?(b+e.maxTranslate()<-S&&(b=e.maxTranslate()-S),_=e.maxTranslate(),M=!0,n.allowMomentumBounce=!0):b=e.maxTranslate(),i.loop&&i.centeredSlides&&(w=!0);else if(b>e.minTranslate())i.freeModeMomentumBounce?(b-e.minTranslate()>S&&(b=e.minTranslate()+S),_=e.minTranslate(),M=!0,n.allowMomentumBounce=!0):b=e.minTranslate(),i.loop&&i.centeredSlides&&(w=!0);else if(i.freeModeSticky){for(var E,T=0;T<c.length;T+=1)if(c[T]>-b){E=T;break}b=-(b=Math.abs(c[E]-b)<Math.abs(c[E-1]-b)||"next"===e.swipeDirection?c[E]:c[E-1])}if(w&&e.once("transitionEnd",function(){e.loopFix()}),0!==e.velocity){if(y=a?Math.abs((-b-e.translate)/e.velocity):Math.abs((b-e.translate)/e.velocity),i.freeModeSticky){var A=Math.abs((a?-b:b)-e.translate),L=e.slidesSizesGrid[e.activeIndex];y=A<L?i.speed:A<2*L?1.5*i.speed:2.5*i.speed}}else if(i.freeModeSticky)return void e.slideToClosest();i.freeModeMomentumBounce&&M?(e.updateProgress(_),e.setTransition(y),e.setTranslate(b),e.transitionStart(!0,e.swipeDirection),e.animating=!0,o.transitionEnd(function(){e&&!e.destroyed&&n.allowMomentumBounce&&(e.emit("momentumBounce"),e.setTransition(i.speed),setTimeout(function(){e.setTranslate(_),o.transitionEnd(function(){e&&!e.destroyed&&e.transitionEnd()})},0))})):e.velocity?(e.updateProgress(b),e.setTransition(y),e.setTranslate(b),e.transitionStart(!0,e.swipeDirection),e.animating||(e.animating=!0,o.transitionEnd(function(){e&&!e.destroyed&&e.transitionEnd()}))):e.updateProgress(b),e.updateActiveIndex(),e.updateSlidesClasses()}else if(i.freeModeSticky)return void e.slideToClosest();(!i.freeModeMomentum||p>=i.longSwipesMs)&&(e.updateProgress(),e.updateActiveIndex(),e.updateSlidesClasses())}else{for(var C=0,P=e.slidesSizesGrid[0],R=0;R<l.length;R+=R<i.slidesPerGroupSkip?1:i.slidesPerGroup){var O=R<i.slidesPerGroupSkip-1?1:i.slidesPerGroup;void 0!==l[R+O]?h>=l[R]&&h<l[R+O]&&(C=R,P=l[R+O]-l[R]):h>=l[R]&&(C=R,P=l[l.length-1]-l[l.length-2])}var N=(h-l[C])/P,D=C<i.slidesPerGroupSkip-1?1:i.slidesPerGroup;if(p>i.longSwipesMs){if(!i.longSwipes)return void e.slideTo(e.activeIndex);"next"===e.swipeDirection&&(N>=i.longSwipesRatio?e.slideTo(C+D):e.slideTo(C)),"prev"===e.swipeDirection&&(N>1-i.longSwipesRatio?e.slideTo(C+D):e.slideTo(C))}else{if(!i.shortSwipes)return void e.slideTo(e.activeIndex);!e.navigation||u.target!==e.navigation.nextEl&&u.target!==e.navigation.prevEl?("next"===e.swipeDirection&&e.slideTo(C+D),"prev"===e.swipeDirection&&e.slideTo(C)):u.target===e.navigation.nextEl?e.slideTo(C+D):e.slideTo(C)}}}.bind(this),e.cssMode&&(this.onScroll=function(){var t=this.wrapperEl,e=this.rtlTranslate;this.previousTranslate=this.translate,this.isHorizontal()?this.translate=e?t.scrollWidth-t.offsetWidth-t.scrollLeft:-t.scrollLeft:this.translate=-t.scrollTop,-0===this.translate&&(this.translate=0),this.updateActiveIndex(),this.updateSlidesClasses();var n=this.maxTranslate()-this.minTranslate();(0===n?0:(this.translate-this.minTranslate())/n)!==this.progress&&this.updateProgress(e?-this.translate:this.translate),this.emit("setTranslate",this.translate,!1)}.bind(this)),this.onClick=function(t){this.allowClick||(this.params.preventClicks&&t.preventDefault(),this.params.preventClicksPropagation&&this.animating&&(t.stopPropagation(),t.stopImmediatePropagation()))}.bind(this);var u=!!e.nested;if(!c.touch&&c.pointerEvents)i.addEventListener(n.start,this.onTouchStart,!1),t.addEventListener(n.move,this.onTouchMove,u),t.addEventListener(n.end,this.onTouchEnd,!1);else{if(c.touch){var h=!("touchstart"!==n.start||!c.passiveListener||!e.passiveListeners)&&{passive:!0,capture:!1};i.addEventListener(n.start,this.onTouchStart,h),i.addEventListener(n.move,this.onTouchMove,c.passiveListener?{passive:!1,capture:u}:u),i.addEventListener(n.end,this.onTouchEnd,h),n.cancel&&i.addEventListener(n.cancel,this.onTouchEnd,h),_||(t.addEventListener("touchstart",w),_=!0)}(e.simulateTouch&&!a.ios&&!a.android||e.simulateTouch&&!c.touch&&a.ios)&&(i.addEventListener("mousedown",this.onTouchStart,!1),t.addEventListener("mousemove",this.onTouchMove,u),t.addEventListener("mouseup",this.onTouchEnd,!1))}(e.preventClicks||e.preventClicksPropagation)&&i.addEventListener("click",this.onClick,!0),e.cssMode&&r.addEventListener("scroll",this.onScroll),e.updateOnWindowResize?this.on(a.ios||a.android?"resize orientationchange observerUpdate":"resize observerUpdate",b,!0):this.on("observerUpdate",b,!0)},detachEvents:function(){var t=Object(l.a)(),e=this.params,n=this.touchEvents,i=this.el,r=this.wrapperEl,a=this.device,o=this.support,s=!!e.nested;if(!o.touch&&o.pointerEvents)i.removeEventListener(n.start,this.onTouchStart,!1),t.removeEventListener(n.move,this.onTouchMove,s),t.removeEventListener(n.end,this.onTouchEnd,!1);else{if(o.touch){var c=!("onTouchStart"!==n.start||!o.passiveListener||!e.passiveListeners)&&{passive:!0,capture:!1};i.removeEventListener(n.start,this.onTouchStart,c),i.removeEventListener(n.move,this.onTouchMove,s),i.removeEventListener(n.end,this.onTouchEnd,c),n.cancel&&i.removeEventListener(n.cancel,this.onTouchEnd,c)}(e.simulateTouch&&!a.ios&&!a.android||e.simulateTouch&&!o.touch&&a.ios)&&(i.removeEventListener("mousedown",this.onTouchStart,!1),t.removeEventListener("mousemove",this.onTouchMove,s),t.removeEventListener("mouseup",this.onTouchEnd,!1))}(e.preventClicks||e.preventClicksPropagation)&&i.removeEventListener("click",this.onClick,!0),e.cssMode&&r.removeEventListener("scroll",this.onScroll),this.off(a.ios||a.android?"resize orientationchange observerUpdate":"resize observerUpdate",b)}},breakpoints:{setBreakpoint:function(){var t=this.activeIndex,e=this.initialized,n=this.loopedSlides,i=void 0===n?0:n,r=this.params,a=this.$el,o=r.breakpoints;if(o&&(!o||0!==Object.keys(o).length)){var l=this.getBreakpoint(o);if(l&&this.currentBreakpoint!==l){var c=l in o?o[l]:void 0;c&&["slidesPerView","spaceBetween","slidesPerGroup","slidesPerGroupSkip","slidesPerColumn"].forEach(function(t){var e=c[t];void 0!==e&&(c[t]="slidesPerView"!==t||"AUTO"!==e&&"auto"!==e?"slidesPerView"===t?parseFloat(e):parseInt(e,10):"auto")});var u=c||this.originalParams,h=r.slidesPerColumn>1,d=u.slidesPerColumn>1;h&&!d?(a.removeClass(r.containerModifierClass+"multirow "+r.containerModifierClass+"multirow-column"),this.emitContainerClasses()):!h&&d&&(a.addClass(r.containerModifierClass+"multirow"),"column"===u.slidesPerColumnFill&&a.addClass(r.containerModifierClass+"multirow-column"),this.emitContainerClasses());var p=u.direction&&u.direction!==r.direction,f=r.loop&&(u.slidesPerView!==r.slidesPerView||p);p&&e&&this.changeDirection(),Object(s.c)(this.params,u),Object(s.c)(this,{allowTouchMove:this.params.allowTouchMove,allowSlideNext:this.params.allowSlideNext,allowSlidePrev:this.params.allowSlidePrev}),this.currentBreakpoint=l,this.emit("_beforeBreakpoint",u),f&&e&&(this.loopDestroy(),this.loopCreate(),this.updateSlides(),this.slideTo(t-i+this.loopedSlides,0,!1)),this.emit("breakpoint",u)}}},getBreakpoint:function(t){var e=Object(l.b)();if(t){var n=!1,i=Object.keys(t).map(function(t){if("string"==typeof t&&0===t.indexOf("@")){var n=parseFloat(t.substr(1));return{value:e.innerHeight*n,point:t}}return{value:t,point:t}});i.sort(function(t,e){return parseInt(t.value,10)-parseInt(e.value,10)});for(var r=0;r<i.length;r+=1){var a=i[r],o=a.point;a.value<=e.innerWidth&&(n=o)}return n||"max"}}},checkOverflow:{checkOverflow:function(){var t=this.params,e=this.isLocked,n=this.slides.length>0&&t.slidesOffsetBefore+t.spaceBetween*(this.slides.length-1)+this.slides[0].offsetWidth*this.slides.length;t.slidesOffsetBefore&&t.slidesOffsetAfter&&n?this.isLocked=n<=this.size:this.isLocked=1===this.snapGrid.length,this.allowSlideNext=!this.isLocked,this.allowSlidePrev=!this.isLocked,e!==this.isLocked&&this.emit(this.isLocked?"lock":"unlock"),e&&e!==this.isLocked&&(this.isEnd=!1,this.navigation&&this.navigation.update())}},classes:{addClasses:function(){var t=this.classNames,e=this.params,n=this.rtl,i=this.$el,r=this.device,a=[];a.push("initialized"),a.push(e.direction),e.freeMode&&a.push("free-mode"),e.autoHeight&&a.push("autoheight"),n&&a.push("rtl"),e.slidesPerColumn>1&&(a.push("multirow"),"column"===e.slidesPerColumnFill&&a.push("multirow-column")),r.android&&a.push("android"),r.ios&&a.push("ios"),e.cssMode&&a.push("css-mode"),a.forEach(function(n){t.push(e.containerModifierClass+n)}),i.addClass(t.join(" 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n=t.elements,i=e.elements,r=this.elements,a=n[0],o=n[3],s=n[6],l=n[1],c=n[4],u=n[7],h=n[2],d=n[5],p=n[8],f=i[0],m=i[3],v=i[6],g=i[1],y=i[4],x=i[7],b=i[2],_=i[5],w=i[8];return r[0]=a*f+o*g+s*b,r[3]=a*m+o*y+s*_,r[6]=a*v+o*x+s*w,r[1]=l*f+c*g+u*b,r[4]=l*m+c*y+u*_,r[7]=l*v+c*x+u*w,r[2]=h*f+d*g+p*b,r[5]=h*m+d*y+p*_,r[8]=h*v+d*x+p*w,this},multiplyScalar:function(t){var e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this},determinant:function(){var t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],a=t[4],o=t[5],s=t[6],l=t[7],c=t[8];return e*a*c-e*o*l-n*r*c+n*o*s+i*r*l-i*a*s},getInverse:function(t,e){void 0!==e&&console.warn("THREE.Matrix3: .getInverse() can no longer be configured to throw on degenerate.");var n=t.elements,i=this.elements,r=n[0],a=n[1],o=n[2],s=n[3],l=n[4],c=n[5],u=n[6],h=n[7],d=n[8],p=d*l-c*h,f=c*u-d*s,m=h*s-l*u,v=r*p+a*f+o*m;if(0===v)return this.set(0,0,0,0,0,0,0,0,0);var g=1/v;return i[0]=p*g,i[1]=(o*h-d*a)*g,i[2]=(c*a-o*l)*g,i[3]=f*g,i[4]=(d*r-o*u)*g,i[5]=(o*s-c*r)*g,i[6]=m*g,i[7]=(a*u-h*r)*g,i[8]=(l*r-a*s)*g,this},transpose:function(){var t,e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this},getNormalMatrix:function(t){return this.setFromMatrix4(t).getInverse(this).transpose()},transposeIntoArray:function(t){var e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this},setUvTransform:function(t,e,n,i,r,a,o){var s=Math.cos(r),l=Math.sin(r);this.set(n*s,n*l,-n*(s*a+l*o)+a+t,-i*l,i*s,-i*(-l*a+s*o)+o+e,0,0,1)},scale:function(t,e){var n=this.elements;return n[0]*=t,n[3]*=t,n[6]*=t,n[1]*=e,n[4]*=e,n[7]*=e,this},rotate:function(t){var e=Math.cos(t),n=Math.sin(t),i=this.elements,r=i[0],a=i[3],o=i[6],s=i[1],l=i[4],c=i[7];return i[0]=e*r+n*s,i[3]=e*a+n*l,i[6]=e*o+n*c,i[1]=-n*r+e*s,i[4]=-n*a+e*l,i[7]=-n*o+e*c,this},translate:function(t,e){var n=this.elements;return n[0]+=t*n[2],n[3]+=t*n[5],n[6]+=t*n[8],n[1]+=e*n[2],n[4]+=e*n[5],n[7]+=e*n[8],this},equals:function(t){for(var e=this.elements,n=t.elements,i=0;i<9;i++)if(e[i]!==n[i])return!1;return!0},fromArray:function(t,e){void 0===e&&(e=0);for(var n=0;n<9;n++)this.elements[n]=t[n+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}});var sn={getDataURL:function(t){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;var e;if(t instanceof HTMLCanvasElement)e=t;else{void 0===en&&(en=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),en.width=t.width,en.height=t.height;var n=en.getContext("2d");t instanceof ImageData?n.putImageData(t,0,0):n.drawImage(t,0,0,t.width,t.height),e=en}return e.width>2048||e.height>2048?e.toDataURL("image/jpeg",.6):e.toDataURL("image/png")}},ln=0;function cn(t,e,n,i,r,a,o,s,l,c){Object.defineProperty(this,"id",{value:ln++}),this.uuid=rn.generateUUID(),this.name="",this.image=void 0!==t?t:cn.DEFAULT_IMAGE,this.mipmaps=[],this.mapping=void 0!==e?e:cn.DEFAULT_MAPPING,this.wrapS=void 0!==n?n:pt,this.wrapT=void 0!==i?i:pt,this.magFilter=void 0!==r?r:yt,this.minFilter=void 0!==a?a:bt,this.anisotropy=void 0!==l?l:1,this.format=void 0!==o?o:It,this.internalFormat=null,this.type=void 0!==s?s:_t,this.offset=new an(0,0),this.repeat=new an(1,1),this.center=new an(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new on,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=void 0!==c?c:Fe,this.version=0,this.onUpdate=null}function un(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;this.x=t,this.y=e,this.z=n,this.w=i}function hn(t,e,n){this.width=t,this.height=e,this.scissor=new un(0,0,t,e),this.scissorTest=!1,this.viewport=new un(0,0,t,e),n=n||{},this.texture=new cn(void 0,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.encoding),this.texture.image={},this.texture.image.width=t,this.texture.image.height=e,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:yt,this.depthBuffer=void 0===n.depthBuffer||n.depthBuffer,this.stencilBuffer=void 0===n.stencilBuffer||n.stencilBuffer,this.depthTexture=void 0!==n.depthTexture?n.depthTexture:null}function dn(t,e,n){hn.call(this,t,e,n),this.samples=4}function pn(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;this._x=t,this._y=e,this._z=n,this._w=i}cn.DEFAULT_IMAGE=void 0,cn.DEFAULT_MAPPING=300,cn.prototype=Object.assign(Object.create($e.prototype),{constructor:cn,isTexture:!0,updateMatrix:function(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.name=t.name,this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this},toJSON:function(t){var e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];var n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){var i=this.image;if(void 0===i.uuid&&(i.uuid=rn.generateUUID()),!e&&void 0===t.images[i.uuid]){var r;if(Array.isArray(i)){r=[];for(var a=0,o=i.length;a<o;a++)r.push(sn.getDataURL(i[a]))}else r=sn.getDataURL(i);t.images[i.uuid]={uuid:i.uuid,url:r}}n.image=i.uuid}return e||(t.textures[this.uuid]=n),n},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(t){if(300!==this.mapping)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case dt:t.x=t.x-Math.floor(t.x);break;case pt:t.x=t.x<0?0:1;break;case ft: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 dt:t.y=t.y-Math.floor(t.y);break;case pt:t.y=t.y<0?0:1;break;case ft: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(cn.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.defineProperties(un.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(un.prototype,{isVector4:!0,set:function(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,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,n=this.y,i=this.z,r=this.w,a=t.elements;return this.x=a[0]*e+a[4]*n+a[8]*i+a[12]*r,this.y=a[1]*e+a[5]*n+a[9]*i+a[13]*r,this.z=a[2]*e+a[6]*n+a[10]*i+a[14]*r,this.w=a[3]*e+a[7]*n+a[11]*i+a[15]*r,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,n,i,r,a=t.elements,o=a[0],s=a[4],l=a[8],c=a[1],u=a[5],h=a[9],d=a[2],p=a[6],f=a[10];if(Math.abs(s-c)<.01&&Math.abs(l-d)<.01&&Math.abs(h-p)<.01){if(Math.abs(s+c)<.1&&Math.abs(l+d)<.1&&Math.abs(h+p)<.1&&Math.abs(o+u+f-3)<.1)return this.set(1,0,0,0),this;e=Math.PI;var m=(o+1)/2,v=(u+1)/2,g=(f+1)/2,y=(s+c)/4,x=(l+d)/4,b=(h+p)/4;return m>v&&m>g?m<.01?(n=0,i=.707106781,r=.707106781):(i=y/(n=Math.sqrt(m)),r=x/n):v>g?v<.01?(n=.707106781,i=0,r=.707106781):(n=y/(i=Math.sqrt(v)),r=b/i):g<.01?(n=.707106781,i=.707106781,r=0):(n=x/(r=Math.sqrt(g)),i=b/r),this.set(n,i,r,e),this}var _=Math.sqrt((p-h)*(p-h)+(l-d)*(l-d)+(c-s)*(c-s));return Math.abs(_)<.001&&(_=1),this.x=(p-h)/_,this.y=(l-d)/_,this.z=(c-s)/_,this.w=Math.acos((o+u+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 n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.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,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this.w=t.w+(e.w-t.w)*n,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},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,n){return void 0!==n&&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},random:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}}),hn.prototype=Object.assign(Object.create($e.prototype),{constructor:hn,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"})}}),dn.prototype=Object.assign(Object.create(hn.prototype),{constructor:dn,isWebGLMultisampleRenderTarget:!0,copy:function(t){return hn.prototype.copy.call(this,t),this.samples=t.samples,this}}),Object.assign(pn,{slerp:function(t,e,n,i){return n.copy(t).slerp(e,i)},slerpFlat:function(t,e,n,i,r,a,o){var s=n[i+0],l=n[i+1],c=n[i+2],u=n[i+3],h=r[a+0],d=r[a+1],p=r[a+2],f=r[a+3];if(u!==f||s!==h||l!==d||c!==p){var m=1-o,v=s*h+l*d+c*p+u*f,g=v>=0?1:-1,y=1-v*v;if(y>Number.EPSILON){var x=Math.sqrt(y),b=Math.atan2(x,v*g);m=Math.sin(m*b)/x,o=Math.sin(o*b)/x}var _=o*g;if(s=s*m+h*_,l=l*m+d*_,c=c*m+p*_,u=u*m+f*_,m===1-o){var w=1/Math.sqrt(s*s+l*l+c*c+u*u);s*=w,l*=w,c*=w,u*=w}}t[e]=s,t[e+1]=l,t[e+2]=c,t[e+3]=u},multiplyQuaternionsFlat:function(t,e,n,i,r,a){var o=n[i],s=n[i+1],l=n[i+2],c=n[i+3],u=r[a],h=r[a+1],d=r[a+2],p=r[a+3];return t[e]=o*p+c*u+s*d-l*h,t[e+1]=s*p+c*h+l*u-o*d,t[e+2]=l*p+c*d+o*h-s*u,t[e+3]=c*p-o*u-s*h-l*d,t}}),Object.defineProperties(pn.prototype,{x:{get:function(){return this._x},set:function(t){this._x=t,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(t){this._y=t,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(t){this._z=t,this._onChangeCallback()}},w:{get:function(){return this._w},set:function(t){this._w=t,this._onChangeCallback()}}}),Object.assign(pn.prototype,{isQuaternion:!0,set:function(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this},setFromEuler:function(t,e){if(!t||!t.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var n=t._x,i=t._y,r=t._z,a=t.order,o=Math.cos,s=Math.sin,l=o(n/2),c=o(i/2),u=o(r/2),h=s(n/2),d=s(i/2),p=s(r/2);switch(a){case"XYZ":this._x=h*c*u+l*d*p,this._y=l*d*u-h*c*p,this._z=l*c*p+h*d*u,this._w=l*c*u-h*d*p;break;case"YXZ":this._x=h*c*u+l*d*p,this._y=l*d*u-h*c*p,this._z=l*c*p-h*d*u,this._w=l*c*u+h*d*p;break;case"ZXY":this._x=h*c*u-l*d*p,this._y=l*d*u+h*c*p,this._z=l*c*p+h*d*u,this._w=l*c*u-h*d*p;break;case"ZYX":this._x=h*c*u-l*d*p,this._y=l*d*u+h*c*p,this._z=l*c*p-h*d*u,this._w=l*c*u+h*d*p;break;case"YZX":this._x=h*c*u+l*d*p,this._y=l*d*u+h*c*p,this._z=l*c*p-h*d*u,this._w=l*c*u-h*d*p;break;case"XZY":this._x=h*c*u-l*d*p,this._y=l*d*u-h*c*p,this._z=l*c*p+h*d*u,this._w=l*c*u+h*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return!1!==e&&this._onChangeCallback(),this},setFromAxisAngle:function(t,e){var n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this._onChangeCallback(),this},setFromRotationMatrix:function(t){var e=t.elements,n=e[0],i=e[4],r=e[8],a=e[1],o=e[5],s=e[9],l=e[2],c=e[6],u=e[10],h=n+o+u;if(h>0){var d=.5/Math.sqrt(h+1);this._w=.25/d,this._x=(c-s)*d,this._y=(r-l)*d,this._z=(a-i)*d}else if(n>o&&n>u){var p=2*Math.sqrt(1+n-o-u);this._w=(c-s)/p,this._x=.25*p,this._y=(i+a)/p,this._z=(r+l)/p}else if(o>u){var f=2*Math.sqrt(1+o-n-u);this._w=(r-l)/f,this._x=(i+a)/f,this._y=.25*f,this._z=(s+c)/f}else{var m=2*Math.sqrt(1+u-n-o);this._w=(a-i)/m,this._x=(r+l)/m,this._y=(s+c)/m,this._z=.25*m}return this._onChangeCallback(),this},setFromUnitVectors:function(t,e){var n=t.dot(e)+1;return n<1e-6?(n=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()},angleTo:function(t){return 2*Math.acos(Math.abs(rn.clamp(this.dot(t),-1,1)))},rotateTowards:function(t,e){var n=this.angleTo(t);if(0===n)return this;var i=Math.min(1,e/n);return this.slerp(t,i),this},identity:function(){return this.set(0,0,0,1)},inverse:function(){return this.conjugate()},conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this},dot:function(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){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 n=t._x,i=t._y,r=t._z,a=t._w,o=e._x,s=e._y,l=e._z,c=e._w;return this._x=n*c+a*o+i*l-r*s,this._y=i*c+a*s+r*o-n*l,this._z=r*c+a*l+n*s-i*o,this._w=a*c-n*o-i*s-r*l,this._onChangeCallback(),this},slerp:function(t,e){if(0===e)return this;if(1===e)return this.copy(t);var n=this._x,i=this._y,r=this._z,a=this._w,o=a*t._w+n*t._x+i*t._y+r*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=n,this._y=i,this._z=r,this;var s=1-o*o;if(s<=Number.EPSILON){var l=1-e;return this._w=l*a+e*this._w,this._x=l*n+e*this._x,this._y=l*i+e*this._y,this._z=l*r+e*this._z,this.normalize(),this._onChangeCallback(),this}var c=Math.sqrt(s),u=Math.atan2(c,o),h=Math.sin((1-e)*u)/c,d=Math.sin(e*u)/c;return this._w=a*h+this._w*d,this._x=n*h+this._x*d,this._y=i*h+this._y*d,this._z=r*h+this._z*d,this._onChangeCallback(),this},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w},fromArray:function(t,e){return void 0===e&&(e=0),this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t},fromBufferAttribute:function(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this},_onChange:function(t){return this._onChangeCallback=t,this},_onChangeCallback:function(){}});var fn=new vn,mn=new pn;function vn(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;this.x=t,this.y=e,this.z=n}Object.assign(vn.prototype,{isVector3:!0,set:function(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setComponent:function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this},getComponent:function(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this},add:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this},sub:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this},multiplyVectors:function(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this},applyEuler:function(t){return t&&t.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(mn.setFromEuler(t))},applyAxisAngle:function(t,e){return this.applyQuaternion(mn.setFromAxisAngle(t,e))},applyMatrix3:function(t){var e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this},applyNormalMatrix:function(t){return this.applyMatrix3(t).normalize()},applyMatrix4:function(t){var e=this.x,n=this.y,i=this.z,r=t.elements,a=1/(r[3]*e+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*e+r[4]*n+r[8]*i+r[12])*a,this.y=(r[1]*e+r[5]*n+r[9]*i+r[13])*a,this.z=(r[2]*e+r[6]*n+r[10]*i+r[14])*a,this},applyQuaternion:function(t){var e=this.x,n=this.y,i=this.z,r=t.x,a=t.y,o=t.z,s=t.w,l=s*e+a*i-o*n,c=s*n+o*e-r*i,u=s*i+r*n-a*e,h=-r*e-a*n-o*i;return this.x=l*s+h*-r+c*-o-u*-a,this.y=c*s+h*-a+u*-r-l*-o,this.z=u*s+h*-o+l*-a-c*-r,this},project:function(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)},unproject:function(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)},transformDirection:function(t){var e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,this.normalize()},divide:function(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this},divideScalar:function(t){return this.multiplyScalar(1/t)},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this},clampScalar:function(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this},clampLength:function(t,e){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(t){return this.normalize().multiplyScalar(t)},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this},lerpVectors:function(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this},cross:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e)):this.crossVectors(this,t)},crossVectors:function(t,e){var n=t.x,i=t.y,r=t.z,a=e.x,o=e.y,s=e.z;return this.x=i*s-r*o,this.y=r*a-n*s,this.z=n*o-i*a,this},projectOnVector:function(t){var e=t.lengthSq();if(0===e)return this.set(0,0,0);var n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)},projectOnPlane:function(t){return fn.copy(this).projectOnVector(t),this.sub(fn)},reflect:function(t){return this.sub(fn.copy(t).multiplyScalar(2*this.dot(t)))},angleTo:function(t){var e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;var n=this.dot(t)/e;return Math.acos(rn.clamp(n,-1,1))},distanceTo:function(t){return Math.sqrt(this.distanceToSquared(t))},distanceToSquared:function(t){var e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i},manhattanDistanceTo:function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)},setFromSpherical:function(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)},setFromSphericalCoords:function(t,e,n){var i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this},setFromCylindrical:function(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)},setFromCylindricalCoords:function(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this},setFromMatrixPosition:function(t){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(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this},setFromMatrixColumn:function(t,e){return this.fromArray(t.elements,4*e)},setFromMatrix3Column:function(t,e){return this.fromArray(t.elements,3*e)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t},fromBufferAttribute:function(t,e,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this},random:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}});var gn=new vn,yn=new Sn,xn=new vn(0,0,0),bn=new vn(1,1,1),_n=new vn,wn=new vn,Mn=new vn;function Sn(){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(Sn.prototype,{isMatrix4:!0,set:function(t,e,n,i,r,a,o,s,l,c,u,h,d,p,f,m){var v=this.elements;return v[0]=t,v[4]=e,v[8]=n,v[12]=i,v[1]=r,v[5]=a,v[9]=o,v[13]=s,v[2]=l,v[6]=c,v[10]=u,v[14]=h,v[3]=d,v[7]=p,v[11]=f,v[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 Sn).fromArray(this.elements)},copy:function(t){var e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this},copyPosition:function(t){var e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this},extractBasis:function(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},makeBasis:function(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this},extractRotation:function(t){var e=this.elements,n=t.elements,i=1/gn.setFromMatrixColumn(t,0).length(),r=1/gn.setFromMatrixColumn(t,1).length(),a=1/gn.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*a,e[9]=n[9]*a,e[10]=n[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,n=t.x,i=t.y,r=t.z,a=Math.cos(n),o=Math.sin(n),s=Math.cos(i),l=Math.sin(i),c=Math.cos(r),u=Math.sin(r);if("XYZ"===t.order){var h=a*c,d=a*u,p=o*c,f=o*u;e[0]=s*c,e[4]=-s*u,e[8]=l,e[1]=d+p*l,e[5]=h-f*l,e[9]=-o*s,e[2]=f-h*l,e[6]=p+d*l,e[10]=a*s}else if("YXZ"===t.order){var m=s*c,v=s*u,g=l*c,y=l*u;e[0]=m+y*o,e[4]=g*o-v,e[8]=a*l,e[1]=a*u,e[5]=a*c,e[9]=-o,e[2]=v*o-g,e[6]=y+m*o,e[10]=a*s}else if("ZXY"===t.order){var x=s*c,b=s*u,_=l*c,w=l*u;e[0]=x-w*o,e[4]=-a*u,e[8]=_+b*o,e[1]=b+_*o,e[5]=a*c,e[9]=w-x*o,e[2]=-a*l,e[6]=o,e[10]=a*s}else if("ZYX"===t.order){var M=a*c,S=a*u,E=o*c,T=o*u;e[0]=s*c,e[4]=E*l-S,e[8]=M*l+T,e[1]=s*u,e[5]=T*l+M,e[9]=S*l-E,e[2]=-l,e[6]=o*s,e[10]=a*s}else if("YZX"===t.order){var A=a*s,L=a*l,C=o*s,P=o*l;e[0]=s*c,e[4]=P-A*u,e[8]=C*u+L,e[1]=u,e[5]=a*c,e[9]=-o*c,e[2]=-l*c,e[6]=L*u+C,e[10]=A-P*u}else if("XZY"===t.order){var R=a*s,O=a*l,N=o*s,D=o*l;e[0]=s*c,e[4]=-u,e[8]=l*c,e[1]=R*u+D,e[5]=a*c,e[9]=O*u-N,e[2]=N*u-O,e[6]=o*c,e[10]=D*u+R}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(xn,t,bn)},lookAt:function(t,e,n){var i=this.elements;return Mn.subVectors(t,e),0===Mn.lengthSq()&&(Mn.z=1),Mn.normalize(),_n.crossVectors(n,Mn),0===_n.lengthSq()&&(1===Math.abs(n.z)?Mn.x+=1e-4:Mn.z+=1e-4,Mn.normalize(),_n.crossVectors(n,Mn)),_n.normalize(),wn.crossVectors(Mn,_n),i[0]=_n.x,i[4]=wn.x,i[8]=Mn.x,i[1]=_n.y,i[5]=wn.y,i[9]=Mn.y,i[2]=_n.z,i[6]=wn.z,i[10]=Mn.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 n=t.elements,i=e.elements,r=this.elements,a=n[0],o=n[4],s=n[8],l=n[12],c=n[1],u=n[5],h=n[9],d=n[13],p=n[2],f=n[6],m=n[10],v=n[14],g=n[3],y=n[7],x=n[11],b=n[15],_=i[0],w=i[4],M=i[8],S=i[12],E=i[1],T=i[5],A=i[9],L=i[13],C=i[2],P=i[6],R=i[10],O=i[14],N=i[3],D=i[7],I=i[11],F=i[15];return r[0]=a*_+o*E+s*C+l*N,r[4]=a*w+o*T+s*P+l*D,r[8]=a*M+o*A+s*R+l*I,r[12]=a*S+o*L+s*O+l*F,r[1]=c*_+u*E+h*C+d*N,r[5]=c*w+u*T+h*P+d*D,r[9]=c*M+u*A+h*R+d*I,r[13]=c*S+u*L+h*O+d*F,r[2]=p*_+f*E+m*C+v*N,r[6]=p*w+f*T+m*P+v*D,r[10]=p*M+f*A+m*R+v*I,r[14]=p*S+f*L+m*O+v*F,r[3]=g*_+y*E+x*C+b*N,r[7]=g*w+y*T+x*P+b*D,r[11]=g*M+y*A+x*R+b*I,r[15]=g*S+y*L+x*O+b*F,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},determinant:function(){var t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],a=t[1],o=t[5],s=t[9],l=t[13],c=t[2],u=t[6],h=t[10],d=t[14];return t[3]*(+r*s*u-i*l*u-r*o*h+n*l*h+i*o*d-n*s*d)+t[7]*(+e*s*d-e*l*h+r*a*h-i*a*d+i*l*c-r*s*c)+t[11]*(+e*l*u-e*o*d-r*a*u+n*a*d+r*o*c-n*l*c)+t[15]*(-i*o*c-e*s*u+e*o*h+i*a*u-n*a*h+n*s*c)},transpose:function(){var t,e=this.elements;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this},setPosition:function(t,e,n){var i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this},getInverse:function(t,e){void 0!==e&&console.warn("THREE.Matrix4: .getInverse() can no longer be configured to throw on degenerate.");var n=this.elements,i=t.elements,r=i[0],a=i[1],o=i[2],s=i[3],l=i[4],c=i[5],u=i[6],h=i[7],d=i[8],p=i[9],f=i[10],m=i[11],v=i[12],g=i[13],y=i[14],x=i[15],b=p*y*h-g*f*h+g*u*m-c*y*m-p*u*x+c*f*x,_=v*f*h-d*y*h-v*u*m+l*y*m+d*u*x-l*f*x,w=d*g*h-v*p*h+v*c*m-l*g*m-d*c*x+l*p*x,M=v*p*u-d*g*u-v*c*f+l*g*f+d*c*y-l*p*y,S=r*b+a*_+o*w+s*M;if(0===S)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);var E=1/S;return n[0]=b*E,n[1]=(g*f*s-p*y*s-g*o*m+a*y*m+p*o*x-a*f*x)*E,n[2]=(c*y*s-g*u*s+g*o*h-a*y*h-c*o*x+a*u*x)*E,n[3]=(p*u*s-c*f*s-p*o*h+a*f*h+c*o*m-a*u*m)*E,n[4]=_*E,n[5]=(d*y*s-v*f*s+v*o*m-r*y*m-d*o*x+r*f*x)*E,n[6]=(v*u*s-l*y*s-v*o*h+r*y*h+l*o*x-r*u*x)*E,n[7]=(l*f*s-d*u*s+d*o*h-r*f*h-l*o*m+r*u*m)*E,n[8]=w*E,n[9]=(v*p*s-d*g*s-v*a*m+r*g*m+d*a*x-r*p*x)*E,n[10]=(l*g*s-v*c*s+v*a*h-r*g*h-l*a*x+r*c*x)*E,n[11]=(d*c*s-l*p*s-d*a*h+r*p*h+l*a*m-r*c*m)*E,n[12]=M*E,n[13]=(d*g*o-v*p*o+v*a*f-r*g*f-d*a*y+r*p*y)*E,n[14]=(v*c*o-l*g*o-v*a*u+r*g*u+l*a*y-r*c*y)*E,n[15]=(l*p*o-d*c*o+d*a*u-r*p*u-l*a*f+r*c*f)*E,this},scale:function(t){var e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this},getMaxScaleOnAxis:function(){var t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))},makeTranslation:function(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this},makeRotationX:function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this},makeRotationY:function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this},makeRotationZ:function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this},makeRotationAxis:function(t,e){var n=Math.cos(e),i=Math.sin(e),r=1-n,a=t.x,o=t.y,s=t.z,l=r*a,c=r*o;return this.set(l*a+n,l*o-i*s,l*s+i*o,0,l*o+i*s,c*o+n,c*s-i*a,0,l*s-i*o,c*s+i*a,r*s*s+n,0,0,0,0,1),this},makeScale:function(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this},makeShear:function(t,e,n){return this.set(1,e,n,0,t,1,n,0,t,e,1,0,0,0,0,1),this},compose:function(t,e,n){var i=this.elements,r=e._x,a=e._y,o=e._z,s=e._w,l=r+r,c=a+a,u=o+o,h=r*l,d=r*c,p=r*u,f=a*c,m=a*u,v=o*u,g=s*l,y=s*c,x=s*u,b=n.x,_=n.y,w=n.z;return i[0]=(1-(f+v))*b,i[1]=(d+x)*b,i[2]=(p-y)*b,i[3]=0,i[4]=(d-x)*_,i[5]=(1-(h+v))*_,i[6]=(m+g)*_,i[7]=0,i[8]=(p+y)*w,i[9]=(m-g)*w,i[10]=(1-(h+f))*w,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this},decompose:function(t,e,n){var i=this.elements,r=gn.set(i[0],i[1],i[2]).length(),a=gn.set(i[4],i[5],i[6]).length(),o=gn.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),t.x=i[12],t.y=i[13],t.z=i[14],yn.copy(this);var s=1/r,l=1/a,c=1/o;return yn.elements[0]*=s,yn.elements[1]*=s,yn.elements[2]*=s,yn.elements[4]*=l,yn.elements[5]*=l,yn.elements[6]*=l,yn.elements[8]*=c,yn.elements[9]*=c,yn.elements[10]*=c,e.setFromRotationMatrix(yn),n.x=r,n.y=a,n.z=o,this},makePerspective:function(t,e,n,i,r,a){void 0===a&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");var o=this.elements,s=2*r/(e-t),l=2*r/(n-i),c=(e+t)/(e-t),u=(n+i)/(n-i),h=-(a+r)/(a-r),d=-2*a*r/(a-r);return o[0]=s,o[4]=0,o[8]=c,o[12]=0,o[1]=0,o[5]=l,o[9]=u,o[13]=0,o[2]=0,o[6]=0,o[10]=h,o[14]=d,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this},makeOrthographic:function(t,e,n,i,r,a){var o=this.elements,s=1/(e-t),l=1/(n-i),c=1/(a-r),u=(e+t)*s,h=(n+i)*l,d=(a+r)*c;return o[0]=2*s,o[4]=0,o[8]=0,o[12]=-u,o[1]=0,o[5]=2*l,o[9]=0,o[13]=-h,o[2]=0,o[6]=0,o[10]=-2*c,o[14]=-d,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this},equals:function(t){for(var e=this.elements,n=t.elements,i=0;i<16;i++)if(e[i]!==n[i])return!1;return!0},fromArray:function(t,e){void 0===e&&(e=0);for(var n=0;n<16;n++)this.elements[n]=t[n+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}});var En=new Sn,Tn=new pn;function An(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:An.DefaultOrder;this._x=t,this._y=e,this._z=n,this._order=i}function Ln(){this.mask=1}An.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],An.DefaultOrder="XYZ",Object.defineProperties(An.prototype,{x:{get:function(){return this._x},set:function(t){this._x=t,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(t){this._y=t,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(t){this._z=t,this._onChangeCallback()}},order:{get:function(){return this._order},set:function(t){this._order=t,this._onChangeCallback()}}}),Object.assign(An.prototype,{isEuler:!0,set:function(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._order=i||this._order,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this},setFromRotationMatrix:function(t,e,n){var i=rn.clamp,r=t.elements,a=r[0],o=r[4],s=r[8],l=r[1],c=r[5],u=r[9],h=r[2],d=r[6],p=r[10];switch(e=e||this._order){case"XYZ":this._y=Math.asin(i(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-u,p),this._z=Math.atan2(-o,a)):(this._x=Math.atan2(d,c),this._z=0);break;case"YXZ":this._x=Math.asin(-i(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(s,p),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-h,a),this._z=0);break;case"ZXY":this._x=Math.asin(i(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-h,p),this._z=Math.atan2(-o,c)):(this._y=0,this._z=Math.atan2(l,a));break;case"ZYX":this._y=Math.asin(-i(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(d,p),this._z=Math.atan2(l,a)):(this._x=0,this._z=Math.atan2(-o,c));break;case"YZX":this._z=Math.asin(i(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-u,c),this._y=Math.atan2(-h,a)):(this._x=0,this._y=Math.atan2(s,p));break;case"XZY":this._z=Math.asin(-i(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(d,c),this._y=Math.atan2(s,a)):(this._x=Math.atan2(-u,p),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!1!==n&&this._onChangeCallback(),this},setFromQuaternion:function(t,e,n){return En.makeRotationFromQuaternion(t),this.setFromRotationMatrix(En,e,n)},setFromVector3:function(t,e){return this.set(t.x,t.y,t.z,e||this._order)},reorder:function(t){return Tn.setFromEuler(this),this.setFromQuaternion(Tn,t)},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order},fromArray:function(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t},toVector3:function(t){return t?t.set(this._x,this._y,this._z):new vn(this._x,this._y,this._z)},_onChange:function(t){return this._onChangeCallback=t,this},_onChangeCallback:function(){}}),Object.assign(Ln.prototype,{set:function(t){this.mask=1<<t|0},enable:function(t){this.mask|=1<<t|0},enableAll:function(){this.mask=-1},toggle:function(t){this.mask^=1<<t|0},disable:function(t){this.mask&=~(1<<t|0)},disableAll:function(){this.mask=0},test:function(t){return 0!=(this.mask&t.mask)}});var Cn=0,Pn=new vn,Rn=new pn,On=new Sn,Nn=new vn,Dn=new vn,In=new vn,Fn=new pn,zn=new vn(1,0,0),Un=new vn(0,1,0),Bn=new vn(0,0,1),kn={type:"added"},Gn={type:"removed"};function Hn(){Object.defineProperty(this,"id",{value:Cn++}),this.uuid=rn.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Hn.DefaultUp.clone();var t=new vn,e=new An,n=new pn,i=new vn(1,1,1);e._onChange(function(){n.setFromEuler(e,!1)}),n._onChange(function(){e.setFromQuaternion(n,void 0,!1)}),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:t},rotation:{configurable:!0,enumerable:!0,value:e},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new Sn},normalMatrix:{value:new on}}),this.matrix=new Sn,this.matrixWorld=new Sn,this.matrixAutoUpdate=Hn.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new Ln,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.userData={}}function jn(){Hn.call(this),this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}Hn.DefaultUp=new vn(0,1,0),Hn.DefaultMatrixAutoUpdate=!0,Hn.prototype=Object.assign(Object.create($e.prototype),{constructor:Hn,isObject3D:!0,onBeforeRender:function(){},onAfterRender:function(){},applyMatrix4:function(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)},applyQuaternion:function(t){return this.quaternion.premultiply(t),this},setRotationFromAxisAngle:function(t,e){this.quaternion.setFromAxisAngle(t,e)},setRotationFromEuler:function(t){this.quaternion.setFromEuler(t,!0)},setRotationFromMatrix:function(t){this.quaternion.setFromRotationMatrix(t)},setRotationFromQuaternion:function(t){this.quaternion.copy(t)},rotateOnAxis:function(t,e){return Rn.setFromAxisAngle(t,e),this.quaternion.multiply(Rn),this},rotateOnWorldAxis:function(t,e){return Rn.setFromAxisAngle(t,e),this.quaternion.premultiply(Rn),this},rotateX:function(t){return this.rotateOnAxis(zn,t)},rotateY:function(t){return this.rotateOnAxis(Un,t)},rotateZ:function(t){return this.rotateOnAxis(Bn,t)},translateOnAxis:function(t,e){return Pn.copy(t).applyQuaternion(this.quaternion),this.position.add(Pn.multiplyScalar(e)),this},translateX:function(t){return this.translateOnAxis(zn,t)},translateY:function(t){return this.translateOnAxis(Un,t)},translateZ:function(t){return this.translateOnAxis(Bn,t)},localToWorld:function(t){return t.applyMatrix4(this.matrixWorld)},worldToLocal:function(t){return t.applyMatrix4(On.getInverse(this.matrixWorld))},lookAt:function(t,e,n){t.isVector3?Nn.copy(t):Nn.set(t,e,n);var i=this.parent;this.updateWorldMatrix(!0,!1),Dn.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?On.lookAt(Dn,Nn,this.up):On.lookAt(Nn,Dn,this.up),this.quaternion.setFromRotationMatrix(On),i&&(On.extractRotation(i.matrixWorld),Rn.setFromRotationMatrix(On),this.quaternion.premultiply(Rn.inverse()))},add:function(t){if(arguments.length>1){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return t===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",t),this):(t&&t.isObject3D?(null!==t.parent&&t.parent.remove(t),t.parent=this,this.children.push(t),t.dispatchEvent(kn)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",t),this)},remove:function(t){if(arguments.length>1){for(var e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}var n=this.children.indexOf(t);return-1!==n&&(t.parent=null,this.children.splice(n,1),t.dispatchEvent(Gn)),this},attach:function(t){return this.updateWorldMatrix(!0,!1),On.getInverse(this.matrixWorld),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),On.multiply(t.parent.matrixWorld)),t.applyMatrix4(On),t.updateWorldMatrix(!1,!1),this.add(t),this},getObjectById:function(t){return this.getObjectByProperty("id",t)},getObjectByName:function(t){return this.getObjectByProperty("name",t)},getObjectByProperty:function(t,e){if(this[t]===e)return this;for(var n=0,i=this.children.length;n<i;n++){var r=this.children[n].getObjectByProperty(t,e);if(void 0!==r)return r}},getWorldPosition:function(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldPosition() target is now required"),t=new vn),this.updateMatrixWorld(!0),t.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldQuaternion() target is now required"),t=new pn),this.updateMatrixWorld(!0),this.matrixWorld.decompose(Dn,t,In),t},getWorldScale:function(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldScale() target is now required"),t=new vn),this.updateMatrixWorld(!0),this.matrixWorld.decompose(Dn,Fn,t),t},getWorldDirection:function(t){void 0===t&&(console.warn("THREE.Object3D: .getWorldDirection() target is now required"),t=new vn),this.updateMatrixWorld(!0);var e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()},raycast:function(){},traverse:function(t){t(this);for(var e=this.children,n=0,i=e.length;n<i;n++)e[n].traverse(t)},traverseVisible:function(t){if(!1!==this.visible){t(this);for(var e=this.children,n=0,i=e.length;n<i;n++)e[n].traverseVisible(t)}},traverseAncestors:function(t){var e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,t=!0);for(var e=this.children,n=0,i=e.length;n<i;n++)e[n].updateMatrixWorld(t)},updateWorldMatrix:function(t,e){var n=this.parent;if(!0===t&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===e)for(var i=this.children,r=0,a=i.length;r<a;r++)i[r].updateWorldMatrix(!1,!0)},toJSON:function(t){var e=void 0===t||"string"==typeof t,n={};e&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{}},n.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});var i={};function r(e,n){return void 0===e[n.uuid]&&(e[n.uuid]=n.toJSON(t)),n.uuid}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),!0===this.castShadow&&(i.castShadow=!0),!0===this.receiveShadow&&(i.receiveShadow=!0),!1===this.visible&&(i.visible=!1),!1===this.frustumCulled&&(i.frustumCulled=!1),0!==this.renderOrder&&(i.renderOrder=this.renderOrder),"{}"!==JSON.stringify(this.userData)&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON()),this.isMesh||this.isLine||this.isPoints){i.geometry=r(t.geometries,this.geometry);var a=this.geometry.parameters;if(void 0!==a&&void 0!==a.shapes){var o=a.shapes;if(Array.isArray(o))for(var s=0,l=o.length;s<l;s++){var c=o[s];r(t.shapes,c)}else r(t.shapes,o)}}if(void 0!==this.material)if(Array.isArray(this.material)){for(var u=[],h=0,d=this.material.length;h<d;h++)u.push(r(t.materials,this.material[h]));i.material=u}else i.material=r(t.materials,this.material);if(this.children.length>0){i.children=[];for(var p=0;p<this.children.length;p++)i.children.push(this.children[p].toJSON(t).object)}if(e){var f=x(t.geometries),m=x(t.materials),v=x(t.textures),g=x(t.images),y=x(t.shapes);f.length>0&&(n.geometries=f),m.length>0&&(n.materials=m),v.length>0&&(n.textures=v),g.length>0&&(n.images=g),y.length>0&&(n.shapes=y)}return n.object=i,n;function x(t){var e=[];for(var n in t){var i=t[n];delete i.metadata,e.push(i)}return e}},clone:function(t){return(new this.constructor).copy(this,t)},copy:function(t,e){if(void 0===e&&(e=!0),this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,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 n=0;n<t.children.length;n++){var i=t.children[n];this.add(i.clone())}return this}}),jn.prototype=Object.assign(Object.create(Hn.prototype),{constructor:jn,isScene:!0,copy:function(t,e){return Hn.prototype.copy.call(this,t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this},toJSON:function(t){var e=Hn.prototype.toJSON.call(this,t);return null!==this.background&&(e.object.background=this.background.toJSON(t)),null!==this.environment&&(e.object.environment=this.environment.toJSON(t)),null!==this.fog&&(e.object.fog=this.fog.toJSON()),e},dispose:function(){this.dispatchEvent({type:"dispose"})}});var Vn=[new vn,new vn,new vn,new vn,new vn,new vn,new vn,new vn],Wn=new vn,qn=new ii,Xn=new vn,Yn=new vn,Zn=new vn,Jn=new vn,Qn=new vn,$n=new vn,Kn=new vn,ti=new vn,ei=new vn,ni=new vn;function ii(t,e){this.min=void 0!==t?t:new vn(1/0,1/0,1/0),this.max=void 0!==e?e:new vn(-1/0,-1/0,-1/0)}function ri(t,e,n,i,r){for(var a=0,o=t.length-3;a<=o;a+=3){ni.fromArray(t,a);var s=r.x*Math.abs(ni.x)+r.y*Math.abs(ni.y)+r.z*Math.abs(ni.z),l=e.dot(ni),c=n.dot(ni),u=i.dot(ni);if(Math.max(-Math.max(l,c,u),Math.min(l,c,u))>s)return!1}return!0}Object.assign(ii.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,n=1/0,i=1/0,r=-1/0,a=-1/0,o=-1/0,s=0,l=t.length;s<l;s+=3){var c=t[s],u=t[s+1],h=t[s+2];c<e&&(e=c),u<n&&(n=u),h<i&&(i=h),c>r&&(r=c),u>a&&(a=u),h>o&&(o=h)}return this.min.set(e,n,i),this.max.set(r,a,o),this},setFromBufferAttribute:function(t){for(var e=1/0,n=1/0,i=1/0,r=-1/0,a=-1/0,o=-1/0,s=0,l=t.count;s<l;s++){var c=t.getX(s),u=t.getY(s),h=t.getZ(s);c<e&&(e=c),u<n&&(n=u),h<i&&(i=h),c>r&&(r=c),u>a&&(a=u),h>o&&(o=h)}return this.min.set(e,n,i),this.max.set(r,a,o),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(t,e){var n=Wn.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this},setFromObject:function(t){return this.makeEmpty(),this.expandByObject(t)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty:function(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},getCenter:function(t){return void 0===t&&(console.warn("THREE.Box3: .getCenter() target is now required"),t=new vn),this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){return void 0===t&&(console.warn("THREE.Box3: .getSize() target is now required"),t=new vn),this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},expandByObject:function(t){t.updateWorldMatrix(!1,!1);var e=t.geometry;void 0!==e&&(null===e.boundingBox&&e.computeBoundingBox(),qn.copy(e.boundingBox),qn.applyMatrix4(t.matrixWorld),this.union(qn));for(var n=t.children,i=0,r=n.length;i<r;i++)this.expandByObject(n[i]);return this},containsPoint:function(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y||t.z<this.min.z||t.z>this.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 vn),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.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y||t.max.z<this.min.z||t.min.z>this.max.z)},intersectsSphere:function(t){return this.clampPoint(t.center,Wn),Wn.distanceToSquared(t.center)<=t.radius*t.radius},intersectsPlane:function(t){var e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant},intersectsTriangle:function(t){if(this.isEmpty())return!1;this.getCenter(Kn),ti.subVectors(this.max,Kn),Xn.subVectors(t.a,Kn),Yn.subVectors(t.b,Kn),Zn.subVectors(t.c,Kn),Jn.subVectors(Yn,Xn),Qn.subVectors(Zn,Yn),$n.subVectors(Xn,Zn);var e=[0,-Jn.z,Jn.y,0,-Qn.z,Qn.y,0,-$n.z,$n.y,Jn.z,0,-Jn.x,Qn.z,0,-Qn.x,$n.z,0,-$n.x,-Jn.y,Jn.x,0,-Qn.y,Qn.x,0,-$n.y,$n.x,0];return!!ri(e,Xn,Yn,Zn,ti)&&(!!ri(e=[1,0,0,0,1,0,0,0,1],Xn,Yn,Zn,ti)&&(ei.crossVectors(Jn,Qn),ri(e=[ei.x,ei.y,ei.z],Xn,Yn,Zn,ti)))},clampPoint:function(t,e){return void 0===e&&(console.warn("THREE.Box3: .clampPoint() target is now required"),e=new vn),e.copy(t).clamp(this.min,this.max)},distanceToPoint:function(t){return Wn.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(Wn).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()?this:(Vn[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Vn[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Vn[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Vn[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Vn[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Vn[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Vn[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Vn[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Vn),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 ai=new ii;function oi(t,e){this.center=void 0!==t?t:new vn,this.radius=void 0!==e?e:-1}Object.assign(oi.prototype,{set:function(t,e){return this.center.copy(t),this.radius=e,this},setFromPoints:function(t,e){var n=this.center;void 0!==e?n.copy(e):ai.setFromPoints(t).getCenter(n);for(var i=0,r=0,a=t.length;r<a;r++)i=Math.max(i,n.distanceToSquared(t[r]));return this.radius=Math.sqrt(i),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.center.copy(t.center),this.radius=t.radius,this},isEmpty:function(){return this.radius<0},makeEmpty:function(){return this.center.set(0,0,0),this.radius=-1,this},containsPoint:function(t){return t.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(t){return t.distanceTo(this.center)-this.radius},intersectsSphere:function(t){var e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e},intersectsBox:function(t){return t.intersectsSphere(this)},intersectsPlane:function(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius},clampPoint:function(t,e){var n=this.center.distanceToSquared(t);return void 0===e&&(console.warn("THREE.Sphere: .clampPoint() target is now required"),e=new vn),e.copy(t),n>this.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 ii),this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)},applyMatrix4:function(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this},translate:function(t){return this.center.add(t),this},equals:function(t){return t.center.equals(this.center)&&t.radius===this.radius}});var si=new vn,li=new vn,ci=new vn,ui=new vn,hi=new vn,di=new vn,pi=new vn;function fi(t,e){this.origin=void 0!==t?t:new vn,this.direction=void 0!==e?e:new vn(0,0,-1)}Object.assign(fi.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 vn),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,si)),this},closestPointToPoint:function(t,e){void 0===e&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),e=new vn),e.subVectors(t,this.origin);var n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(n).add(this.origin)},distanceToPoint:function(t){return Math.sqrt(this.distanceSqToPoint(t))},distanceSqToPoint:function(t){var e=si.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(si.copy(this.direction).multiplyScalar(e).add(this.origin),si.distanceToSquared(t))},distanceSqToSegment:function(t,e,n,i){li.copy(t).add(e).multiplyScalar(.5),ci.copy(e).sub(t).normalize(),ui.copy(this.origin).sub(li);var r,a,o,s,l=.5*t.distanceTo(e),c=-this.direction.dot(ci),u=ui.dot(this.direction),h=-ui.dot(ci),d=ui.lengthSq(),p=Math.abs(1-c*c);if(p>0)if(a=c*u-h,s=l*p,(r=c*h-u)>=0)if(a>=-s)if(a<=s){var f=1/p;o=(r*=f)*(r+c*(a*=f)+2*u)+a*(c*r+a+2*h)+d}else a=l,o=-(r=Math.max(0,-(c*a+u)))*r+a*(a+2*h)+d;else a=-l,o=-(r=Math.max(0,-(c*a+u)))*r+a*(a+2*h)+d;else a<=-s?o=-(r=Math.max(0,-(-c*l+u)))*r+(a=r>0?-l:Math.min(Math.max(-l,-h),l))*(a+2*h)+d:a<=s?(r=0,o=(a=Math.min(Math.max(-l,-h),l))*(a+2*h)+d):o=-(r=Math.max(0,-(c*l+u)))*r+(a=r>0?l:Math.min(Math.max(-l,-h),l))*(a+2*h)+d;else a=c>0?-l:l,o=-(r=Math.max(0,-(c*a+u)))*r+a*(a+2*h)+d;return n&&n.copy(this.direction).multiplyScalar(r).add(this.origin),i&&i.copy(ci).multiplyScalar(a).add(li),o},intersectSphere:function(t,e){si.subVectors(t.center,this.origin);var n=si.dot(this.direction),i=si.dot(si)-n*n,r=t.radius*t.radius;if(i>r)return null;var a=Math.sqrt(r-i),o=n-a,s=n+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 n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null},intersectPlane:function(t,e){var n=this.distanceToPlane(t);return null===n?null:this.at(n,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 n,i,r,a,o,s,l=1/this.direction.x,c=1/this.direction.y,u=1/this.direction.z,h=this.origin;return l>=0?(n=(t.min.x-h.x)*l,i=(t.max.x-h.x)*l):(n=(t.max.x-h.x)*l,i=(t.min.x-h.x)*l),c>=0?(r=(t.min.y-h.y)*c,a=(t.max.y-h.y)*c):(r=(t.max.y-h.y)*c,a=(t.min.y-h.y)*c),n>a||r>i?null:((r>n||n!=n)&&(n=r),(a<i||i!=i)&&(i=a),u>=0?(o=(t.min.z-h.z)*u,s=(t.max.z-h.z)*u):(o=(t.max.z-h.z)*u,s=(t.min.z-h.z)*u),n>s||o>i?null:((o>n||n!=n)&&(n=o),(s<i||i!=i)&&(i=s),i<0?null:this.at(n>=0?n:i,e)))},intersectsBox:function(t){return null!==this.intersectBox(t,si)},intersectTriangle:function(t,e,n,i,r){hi.subVectors(e,t),di.subVectors(n,t),pi.crossVectors(hi,di);var a,o=this.direction.dot(pi);if(o>0){if(i)return null;a=1}else{if(!(o<0))return null;a=-1,o=-o}ui.subVectors(this.origin,t);var s=a*this.direction.dot(di.crossVectors(ui,di));if(s<0)return null;var l=a*this.direction.dot(hi.cross(ui));if(l<0)return null;if(s+l>o)return null;var c=-a*ui.dot(pi);return c<0?null:this.at(c/o,r)},applyMatrix4:function(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this},equals:function(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}});var mi=new vn,vi=new vn,gi=new on;function yi(t,e){this.normal=void 0!==t?t:new vn(1,0,0),this.constant=void 0!==e?e:0}Object.assign(yi.prototype,{isPlane:!0,set:function(t,e){return this.normal.copy(t),this.constant=e,this},setComponents:function(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this},setFromNormalAndCoplanarPoint:function(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this},setFromCoplanarPoints:function(t,e,n){var i=mi.subVectors(n,e).cross(vi.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.normal.copy(t.normal),this.constant=t.constant,this},normalize:function(){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 vn),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 vn);var n=t.delta(mi),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(t.start)?e.copy(t.start):void 0;var r=-(t.start.dot(this.normal)+this.constant)/i;return r<0||r>1?void 0:e.copy(n).multiplyScalar(r).add(t.start)},intersectsLine:function(t){var e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0},intersectsBox:function(t){return t.intersectsPlane(this)},intersectsSphere:function(t){return t.intersectsPlane(this)},coplanarPoint:function(t){return void 0===t&&(console.warn("THREE.Plane: .coplanarPoint() target is now required"),t=new vn),t.copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(t,e){var n=e||gi.getNormalMatrix(t),i=this.coplanarPoint(mi).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this},translate:function(t){return this.constant-=t.dot(this.normal),this},equals:function(t){return t.normal.equals(this.normal)&&t.constant===this.constant}});var xi=new vn,bi=new vn,_i=new vn,wi=new vn,Mi=new vn,Si=new vn,Ei=new vn,Ti=new vn,Ai=new vn,Li=new vn;function Ci(t,e,n){this.a=void 0!==t?t:new vn,this.b=void 0!==e?e:new vn,this.c=void 0!==n?n:new vn}Object.assign(Ci,{getNormal:function(t,e,n,i){void 0===i&&(console.warn("THREE.Triangle: .getNormal() target is now required"),i=new vn),i.subVectors(n,e),xi.subVectors(t,e),i.cross(xi);var r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)},getBarycoord:function(t,e,n,i,r){xi.subVectors(i,e),bi.subVectors(n,e),_i.subVectors(t,e);var a=xi.dot(xi),o=xi.dot(bi),s=xi.dot(_i),l=bi.dot(bi),c=bi.dot(_i),u=a*l-o*o;if(void 0===r&&(console.warn("THREE.Triangle: .getBarycoord() target is now required"),r=new vn),0===u)return r.set(-2,-1,-1);var h=1/u,d=(l*s-o*c)*h,p=(a*c-o*s)*h;return r.set(1-d-p,p,d)},containsPoint:function(t,e,n,i){return Ci.getBarycoord(t,e,n,i,wi),wi.x>=0&&wi.y>=0&&wi.x+wi.y<=1},getUV:function(t,e,n,i,r,a,o,s){return this.getBarycoord(t,e,n,i,wi),s.set(0,0),s.addScaledVector(r,wi.x),s.addScaledVector(a,wi.y),s.addScaledVector(o,wi.z),s},isFrontFacing:function(t,e,n,i){return xi.subVectors(n,e),bi.subVectors(t,e),xi.cross(bi).dot(i)<0}}),Object.assign(Ci.prototype,{set:function(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this},setFromPointsAndIndices:function(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this},getArea:function(){return xi.subVectors(this.c,this.b),bi.subVectors(this.a,this.b),.5*xi.cross(bi).length()},getMidpoint:function(t){return void 0===t&&(console.warn("THREE.Triangle: .getMidpoint() target is now required"),t=new vn),t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},getNormal:function(t){return Ci.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 yi),t.setFromCoplanarPoints(this.a,this.b,this.c)},getBarycoord:function(t,e){return Ci.getBarycoord(t,this.a,this.b,this.c,e)},getUV:function(t,e,n,i,r){return Ci.getUV(t,this.a,this.b,this.c,e,n,i,r)},containsPoint:function(t){return Ci.containsPoint(t,this.a,this.b,this.c)},isFrontFacing:function(t){return Ci.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 vn);var n,i,r=this.a,a=this.b,o=this.c;Mi.subVectors(a,r),Si.subVectors(o,r),Ti.subVectors(t,r);var s=Mi.dot(Ti),l=Si.dot(Ti);if(s<=0&&l<=0)return e.copy(r);Ai.subVectors(t,a);var c=Mi.dot(Ai),u=Si.dot(Ai);if(c>=0&&u<=c)return e.copy(a);var h=s*u-c*l;if(h<=0&&s>=0&&c<=0)return n=s/(s-c),e.copy(r).addScaledVector(Mi,n);Li.subVectors(t,o);var d=Mi.dot(Li),p=Si.dot(Li);if(p>=0&&d<=p)return e.copy(o);var f=d*l-s*p;if(f<=0&&l>=0&&p<=0)return i=l/(l-p),e.copy(r).addScaledVector(Si,i);var m=c*p-d*u;if(m<=0&&u-c>=0&&d-p>=0)return Ei.subVectors(o,a),i=(u-c)/(u-c+(d-p)),e.copy(a).addScaledVector(Ei,i);var v=1/(m+f+h);return n=f*v,i=h*v,e.copy(r).addScaledVector(Mi,n).addScaledVector(Si,i)},equals:function(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}});var Pi={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},Ri={h:0,s:0,l:0},Oi={h:0,s:0,l:0};function Ni(t,e,n){return void 0===e&&void 0===n?this.set(t):this.setRGB(t,e,n)}function Di(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}function Ii(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Fi(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}function zi(t,e,n,i,r,a){this.a=t,this.b=e,this.c=n,this.normal=i&&i.isVector3?i:new vn,this.vertexNormals=Array.isArray(i)?i:[],this.color=r&&r.isColor?r:new Ni,this.vertexColors=Array.isArray(r)?r:[],this.materialIndex=void 0!==a?a:0}Object.assign(Ni.prototype,{isColor:!0,r:1,g:1,b:1,set:function(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this},setScalar:function(t){return this.r=t,this.g=t,this.b=t,this},setHex:function(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this},setRGB:function(t,e,n){return this.r=t,this.g=e,this.b=n,this},setHSL:function(t,e,n){if(t=rn.euclideanModulo(t,1),e=rn.clamp(e,0,1),n=rn.clamp(n,0,1),0===e)this.r=this.g=this.b=n;else{var i=n<=.5?n*(1+e):n+e-n*e,r=2*n-i;this.r=Di(r,i,t+1/3),this.g=Di(r,i,t),this.b=Di(r,i,t-1/3)}return this},setStyle:function(t){function e(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}var n;if(n=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(t)){var i,r=n[1],a=n[2];switch(r){case"rgb":case"rgba":if(i=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(255,parseInt(i[1],10))/255,this.g=Math.min(255,parseInt(i[2],10))/255,this.b=Math.min(255,parseInt(i[3],10))/255,e(i[5]),this;if(i=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(100,parseInt(i[1],10))/100,this.g=Math.min(100,parseInt(i[2],10))/100,this.b=Math.min(100,parseInt(i[3],10))/100,e(i[5]),this;break;case"hsl":case"hsla":if(i=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a)){var o=parseFloat(i[1])/360,s=parseInt(i[2],10)/100,l=parseInt(i[3],10)/100;return e(i[5]),this.setHSL(o,s,l)}}}else if(n=/^\#([A-Fa-f0-9]+)$/.exec(t)){var c=n[1],u=c.length;if(3===u)return this.r=parseInt(c.charAt(0)+c.charAt(0),16)/255,this.g=parseInt(c.charAt(1)+c.charAt(1),16)/255,this.b=parseInt(c.charAt(2)+c.charAt(2),16)/255,this;if(6===u)return this.r=parseInt(c.charAt(0)+c.charAt(1),16)/255,this.g=parseInt(c.charAt(2)+c.charAt(3),16)/255,this.b=parseInt(c.charAt(4)+c.charAt(5),16)/255,this}return t&&t.length>0?this.setColorName(t):this},setColorName:function(t){var e=Pi[t];return void 0!==e?this.setHex(e):console.warn("THREE.Color: Unknown color "+t),this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(t){return this.r=t.r,this.g=t.g,this.b=t.b,this},copyGammaToLinear:function(t,e){return void 0===e&&(e=2),this.r=Math.pow(t.r,e),this.g=Math.pow(t.g,e),this.b=Math.pow(t.b,e),this},copyLinearToGamma:function(t,e){void 0===e&&(e=2);var n=e>0?1/e:1;return this.r=Math.pow(t.r,n),this.g=Math.pow(t.g,n),this.b=Math.pow(t.b,n),this},convertGammaToLinear:function(t){return this.copyGammaToLinear(this,t),this},convertLinearToGamma:function(t){return this.copyLinearToGamma(this,t),this},copySRGBToLinear:function(t){return this.r=Ii(t.r),this.g=Ii(t.g),this.b=Ii(t.b),this},copyLinearToSRGB:function(t){return this.r=Fi(t.r),this.g=Fi(t.g),this.b=Fi(t.b),this},convertSRGBToLinear:function(){return this.copySRGBToLinear(this),this},convertLinearToSRGB:function(){return this.copyLinearToSRGB(this),this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getHSL:function(t){void 0===t&&(console.warn("THREE.Color: .getHSL() target is now required"),t={h:0,s:0,l:0});var e,n,i=this.r,r=this.g,a=this.b,o=Math.max(i,r,a),s=Math.min(i,r,a),l=(s+o)/2;if(s===o)e=0,n=0;else{var c=o-s;switch(n=l<=.5?c/(o+s):c/(2-o-s),o){case i:e=(r-a)/c+(r<a?6:0);break;case r:e=(a-i)/c+2;break;case a:e=(i-r)/c+4}e/=6}return t.h=e,t.s=n,t.l=l,t},getStyle:function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},offsetHSL:function(t,e,n){return this.getHSL(Ri),Ri.h+=t,Ri.s+=e,Ri.l+=n,this.setHSL(Ri.h,Ri.s,Ri.l),this},add:function(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this},addColors:function(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this},addScalar:function(t){return this.r+=t,this.g+=t,this.b+=t,this},sub:function(t){return this.r=Math.max(0,this.r-t.r),this.g=Math.max(0,this.g-t.g),this.b=Math.max(0,this.b-t.b),this},multiply:function(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this},multiplyScalar:function(t){return this.r*=t,this.g*=t,this.b*=t,this},lerp:function(t,e){return this.r+=(t.r-this.r)*e,this.g+=(t.g-this.g)*e,this.b+=(t.b-this.b)*e,this},lerpHSL:function(t,e){this.getHSL(Ri),t.getHSL(Oi);var n=rn.lerp(Ri.h,Oi.h,e),i=rn.lerp(Ri.s,Oi.s,e),r=rn.lerp(Ri.l,Oi.l,e);return this.setHSL(n,i,r),this},equals:function(t){return t.r===this.r&&t.g===this.g&&t.b===this.b},fromArray:function(t,e){return void 0===e&&(e=0),this.r=t[e],this.g=t[e+1],this.b=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t},fromBufferAttribute:function(t,e){return this.r=t.getX(e),this.g=t.getY(e),this.b=t.getZ(e),!0===t.normalized&&(this.r/=255,this.g/=255,this.b/=255),this},toJSON:function(){return this.getHex()}}),Ni.NAMES=Pi,Object.assign(zi.prototype,{clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.a=t.a,this.b=t.b,this.c=t.c,this.normal.copy(t.normal),this.color.copy(t.color),this.materialIndex=t.materialIndex;for(var e=0,n=t.vertexNormals.length;e<n;e++)this.vertexNormals[e]=t.vertexNormals[e].clone();for(var i=0,r=t.vertexColors.length;i<r;i++)this.vertexColors[i]=t.vertexColors[i].clone();return this}});var Ui=0;function Bi(){Object.defineProperty(this,"id",{value:Ui++}),this.uuid=rn.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.blending=w,this.side=y,this.flatShading=!1,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=F,this.blendDst=z,this.blendEquation=A,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=q,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Ze,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=Ye,this.stencilZFail=Ye,this.stencilZPass=Ye,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaTest=0,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0}function ki(t){Bi.call(this),this.type="MeshBasicMaterial",this.color=new Ni(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=Q,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.setValues(t)}Bi.prototype=Object.assign(Object.create($e.prototype),{constructor:Bi,isMaterial:!0,onBeforeCompile:function(){},customProgramCacheKey:function(){return this.onBeforeCompile.toString()},setValues:function(t){if(void 0!==t)for(var e in t){var n=t[e];if(void 0!==n)if("shading"!==e){var i=this[e];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n: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===n;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 n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function i(t){var e=[];for(var n in t){var i=t[n];delete i.metadata,e.push(i)}return e}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),this.sheen&&this.sheen.isColor&&(n.sheen=this.sheen.getHex()),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,n.reflectivity=this.reflectivity,n.refractionRatio=this.refractionRatio,void 0!==this.combine&&(n.combine=this.combine),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity)),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.size&&(n.size=this.size),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==w&&(n.blending=this.blending),!0===this.flatShading&&(n.flatShading=this.flatShading),this.side!==y&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.morphTargets&&(n.morphTargets=!0),!0===this.morphNormals&&(n.morphNormals=!0),!0===this.skinning&&(n.skinning=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),e){var r=i(t.textures),a=i(t.images);r.length>0&&(n.textures=r),a.length>0&&(n.images=a)}return n},clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.name=t.name,this.fog=t.fog,this.blending=t.blending,this.side=t.side,this.flatShading=t.flatShading,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;var e=t.clippingPlanes,n=null;if(null!==e){var i=e.length;n=new Array(i);for(var r=0;r!==i;++r)n[r]=e[r].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.defineProperty(Bi.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),ki.prototype=Object.create(Bi.prototype),ki.prototype.constructor=ki,ki.prototype.isMeshBasicMaterial=!0,ki.prototype.copy=function(t){return Bi.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};var Gi=new vn,Hi=new an;function ji(t,e,n){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=!0===n,this.usage=Je,this.updateRange={offset:0,count:-1},this.version=0}function Vi(t,e,n){ji.call(this,new Int8Array(t),e,n)}function Wi(t,e,n){ji.call(this,new Uint8Array(t),e,n)}function qi(t,e,n){ji.call(this,new Uint8ClampedArray(t),e,n)}function Xi(t,e,n){ji.call(this,new Int16Array(t),e,n)}function Yi(t,e,n){ji.call(this,new Uint16Array(t),e,n)}function Zi(t,e,n){ji.call(this,new Int32Array(t),e,n)}function Ji(t,e,n){ji.call(this,new Uint32Array(t),e,n)}function Qi(t,e,n){ji.call(this,new Float32Array(t),e,n)}function $i(t,e,n){ji.call(this,new Float64Array(t),e,n)}function Ki(){this.vertices=[],this.normals=[],this.colors=[],this.uvs=[],this.uvs2=[],this.groups=[],this.morphTargets={},this.skinWeights=[],this.skinIndices=[],this.boundingBox=null,this.boundingSphere=null,this.verticesNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.uvsNeedUpdate=!1,this.groupsNeedUpdate=!1}function tr(t){if(0===t.length)return-1/0;for(var e=t[0],n=1,i=t.length;n<i;++n)t[n]>e&&(e=t[n]);return e}Object.defineProperty(ji.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(ji.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setUsage:function(t){return this.usage=t,this},copy:function(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this},copyAt:function(t,e,n){t*=this.itemSize,n*=e.itemSize;for(var i=0,r=this.itemSize;i<r;i++)this.array[t+i]=e.array[n+i];return this},copyArray:function(t){return this.array.set(t),this},copyColorsArray:function(t){for(var e=this.array,n=0,i=0,r=t.length;i<r;i++){var a=t[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",i),a=new Ni),e[n++]=a.r,e[n++]=a.g,e[n++]=a.b}return this},copyVector2sArray:function(t){for(var e=this.array,n=0,i=0,r=t.length;i<r;i++){var a=t[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",i),a=new an),e[n++]=a.x,e[n++]=a.y}return this},copyVector3sArray:function(t){for(var e=this.array,n=0,i=0,r=t.length;i<r;i++){var a=t[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",i),a=new vn),e[n++]=a.x,e[n++]=a.y,e[n++]=a.z}return this},copyVector4sArray:function(t){for(var e=this.array,n=0,i=0,r=t.length;i<r;i++){var a=t[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",i),a=new un),e[n++]=a.x,e[n++]=a.y,e[n++]=a.z,e[n++]=a.w}return this},applyMatrix3:function(t){if(2===this.itemSize)for(var e=0,n=this.count;e<n;e++)Hi.fromBufferAttribute(this,e),Hi.applyMatrix3(t),this.setXY(e,Hi.x,Hi.y);else if(3===this.itemSize)for(var i=0,r=this.count;i<r;i++)Gi.fromBufferAttribute(this,i),Gi.applyMatrix3(t),this.setXYZ(i,Gi.x,Gi.y,Gi.z);return this},applyMatrix4:function(t){for(var e=0,n=this.count;e<n;e++)Gi.x=this.getX(e),Gi.y=this.getY(e),Gi.z=this.getZ(e),Gi.applyMatrix4(t),this.setXYZ(e,Gi.x,Gi.y,Gi.z);return this},applyNormalMatrix:function(t){for(var e=0,n=this.count;e<n;e++)Gi.x=this.getX(e),Gi.y=this.getY(e),Gi.z=this.getZ(e),Gi.applyNormalMatrix(t),this.setXYZ(e,Gi.x,Gi.y,Gi.z);return this},transformDirection:function(t){for(var e=0,n=this.count;e<n;e++)Gi.x=this.getX(e),Gi.y=this.getY(e),Gi.z=this.getZ(e),Gi.transformDirection(t),this.setXYZ(e,Gi.x,Gi.y,Gi.z);return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},getX:function(t){return this.array[t*this.itemSize]},setX:function(t,e){return this.array[t*this.itemSize]=e,this},getY:function(t){return this.array[t*this.itemSize+1]},setY:function(t,e){return this.array[t*this.itemSize+1]=e,this},getZ:function(t){return this.array[t*this.itemSize+2]},setZ:function(t,e){return this.array[t*this.itemSize+2]=e,this},getW:function(t){return this.array[t*this.itemSize+3]},setW:function(t,e){return this.array[t*this.itemSize+3]=e,this},setXY:function(t,e,n){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this},setXYZ:function(t,e,n,i){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this},setXYZW:function(t,e,n,i,r){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this.array[t+3]=r,this},onUpload:function(t){return this.onUploadCallback=t,this},clone:function(){return new this.constructor(this.array,this.itemSize).copy(this)},toJSON:function(){return{itemSize:this.itemSize,type:this.array.constructor.name,array:Array.prototype.slice.call(this.array),normalized:this.normalized}}}),Vi.prototype=Object.create(ji.prototype),Vi.prototype.constructor=Vi,Wi.prototype=Object.create(ji.prototype),Wi.prototype.constructor=Wi,qi.prototype=Object.create(ji.prototype),qi.prototype.constructor=qi,Xi.prototype=Object.create(ji.prototype),Xi.prototype.constructor=Xi,Yi.prototype=Object.create(ji.prototype),Yi.prototype.constructor=Yi,Zi.prototype=Object.create(ji.prototype),Zi.prototype.constructor=Zi,Ji.prototype=Object.create(ji.prototype),Ji.prototype.constructor=Ji,Qi.prototype=Object.create(ji.prototype),Qi.prototype.constructor=Qi,$i.prototype=Object.create(ji.prototype),$i.prototype.constructor=$i,Object.assign(Ki.prototype,{computeGroups:function(t){var e,n,i=[],r=void 0,a=t.faces;for(n=0;n<a.length;n++){var o=a[n];o.materialIndex!==r&&(r=o.materialIndex,void 0!==e&&(e.count=3*n-e.start,i.push(e)),e={start:3*n,materialIndex:r})}void 0!==e&&(e.count=3*n-e.start,i.push(e)),this.groups=i},fromGeometry:function(t){var e,n=t.faces,i=t.vertices,r=t.faceVertexUvs,a=r[0]&&r[0].length>0,o=r[1]&&r[1].length>0,s=t.morphTargets,l=s.length;if(l>0){e=[];for(var c=0;c<l;c++)e[c]={name:s[c].name,data:[]};this.morphTargets.position=e}var u,h=t.morphNormals,d=h.length;if(d>0){u=[];for(var p=0;p<d;p++)u[p]={name:h[p].name,data:[]};this.morphTargets.normal=u}var f=t.skinIndices,m=t.skinWeights,v=f.length===i.length,g=m.length===i.length;i.length>0&&0===n.length&&console.error("THREE.DirectGeometry: Faceless geometries are not supported.");for(var y=0;y<n.length;y++){var x=n[y];this.vertices.push(i[x.a],i[x.b],i[x.c]);var b=x.vertexNormals;if(3===b.length)this.normals.push(b[0],b[1],b[2]);else{var _=x.normal;this.normals.push(_,_,_)}var w=x.vertexColors;if(3===w.length)this.colors.push(w[0],w[1],w[2]);else{var M=x.color;this.colors.push(M,M,M)}if(!0===a){var S=r[0][y];void 0!==S?this.uvs.push(S[0],S[1],S[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",y),this.uvs.push(new an,new an,new an))}if(!0===o){var E=r[1][y];void 0!==E?this.uvs2.push(E[0],E[1],E[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",y),this.uvs2.push(new an,new an,new an))}for(var T=0;T<l;T++){var A=s[T].vertices;e[T].data.push(A[x.a],A[x.b],A[x.c])}for(var L=0;L<d;L++){var C=h[L].vertexNormals[y];u[L].data.push(C.a,C.b,C.c)}v&&this.skinIndices.push(f[x.a],f[x.b],f[x.c]),g&&this.skinWeights.push(m[x.a],m[x.b],m[x.c])}return this.computeGroups(t),this.verticesNeedUpdate=t.verticesNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this}});var er=1,nr=new Sn,ir=new Hn,rr=new vn,ar=new ii,or=new ii,sr=new vn;function lr(){Object.defineProperty(this,"id",{value:er+=2}),this.uuid=rn.generateUUID(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}lr.prototype=Object.assign(Object.create($e.prototype),{constructor:lr,isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(t){Array.isArray(t)?this.index=new(tr(t)>65535?Ji:Yi)(t,1):this.index=t},getAttribute:function(t){return this.attributes[t]},setAttribute:function(t,e){return this.attributes[t]=e,this},deleteAttribute:function(t){return delete this.attributes[t],this},addGroup:function(t,e,n){this.groups.push({start:t,count:e,materialIndex:void 0!==n?n:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(t,e){this.drawRange.start=t,this.drawRange.count=e},applyMatrix4:function(t){var e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);var n=this.attributes.normal;if(void 0!==n){var i=(new on).getNormalMatrix(t);n.applyNormalMatrix(i),n.needsUpdate=!0}var r=this.attributes.tangent;return void 0!==r&&(r.transformDirection(t),r.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(t){return nr.makeRotationX(t),this.applyMatrix4(nr),this},rotateY:function(t){return nr.makeRotationY(t),this.applyMatrix4(nr),this},rotateZ:function(t){return nr.makeRotationZ(t),this.applyMatrix4(nr),this},translate:function(t,e,n){return nr.makeTranslation(t,e,n),this.applyMatrix4(nr),this},scale:function(t,e,n){return nr.makeScale(t,e,n),this.applyMatrix4(nr),this},lookAt:function(t){return ir.lookAt(t),ir.updateMatrix(),this.applyMatrix4(ir.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(rr).negate(),this.translate(rr.x,rr.y,rr.z),this},setFromObject:function(t){var e=t.geometry;if(t.isPoints||t.isLine){var n=new Qi(3*e.vertices.length,3),i=new Qi(3*e.colors.length,3);if(this.setAttribute("position",n.copyVector3sArray(e.vertices)),this.setAttribute("color",i.copyColorsArray(e.colors)),e.lineDistances&&e.lineDistances.length===e.vertices.length){var r=new Qi(e.lineDistances.length,1);this.setAttribute("lineDistance",r.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=[],n=0,i=t.length;n<i;n++){var r=t[n];e.push(r.x,r.y,r.z||0)}return this.setAttribute("position",new Qi(e,3)),this},updateFromObject:function(t){var e=t.geometry;if(t.isMesh){var n=e.__directGeometry;if(!0===e.elementsNeedUpdate&&(n=void 0,e.elementsNeedUpdate=!1),void 0===n)return this.fromGeometry(e);n.verticesNeedUpdate=e.verticesNeedUpdate,n.normalsNeedUpdate=e.normalsNeedUpdate,n.colorsNeedUpdate=e.colorsNeedUpdate,n.uvsNeedUpdate=e.uvsNeedUpdate,n.groupsNeedUpdate=e.groupsNeedUpdate,e.verticesNeedUpdate=!1,e.normalsNeedUpdate=!1,e.colorsNeedUpdate=!1,e.uvsNeedUpdate=!1,e.groupsNeedUpdate=!1,e=n}if(!0===e.verticesNeedUpdate){var i=this.attributes.position;void 0!==i&&(i.copyVector3sArray(e.vertices),i.needsUpdate=!0),e.verticesNeedUpdate=!1}if(!0===e.normalsNeedUpdate){var r=this.attributes.normal;void 0!==r&&(r.copyVector3sArray(e.normals),r.needsUpdate=!0),e.normalsNeedUpdate=!1}if(!0===e.colorsNeedUpdate){var a=this.attributes.color;void 0!==a&&(a.copyColorsArray(e.colors),a.needsUpdate=!0),e.colorsNeedUpdate=!1}if(e.uvsNeedUpdate){var o=this.attributes.uv;void 0!==o&&(o.copyVector2sArray(e.uvs),o.needsUpdate=!0),e.uvsNeedUpdate=!1}if(e.lineDistancesNeedUpdate){var s=this.attributes.lineDistance;void 0!==s&&(s.copyArray(e.lineDistances),s.needsUpdate=!0),e.lineDistancesNeedUpdate=!1}return e.groupsNeedUpdate&&(e.computeGroups(t.geometry),this.groups=e.groups,e.groupsNeedUpdate=!1),this},fromGeometry:function(t){return t.__directGeometry=(new Ki).fromGeometry(t),this.fromDirectGeometry(t.__directGeometry)},fromDirectGeometry:function(t){var e=new Float32Array(3*t.vertices.length);if(this.setAttribute("position",new ji(e,3).copyVector3sArray(t.vertices)),t.normals.length>0){var n=new Float32Array(3*t.normals.length);this.setAttribute("normal",new ji(n,3).copyVector3sArray(t.normals))}if(t.colors.length>0){var i=new Float32Array(3*t.colors.length);this.setAttribute("color",new ji(i,3).copyColorsArray(t.colors))}if(t.uvs.length>0){var r=new Float32Array(2*t.uvs.length);this.setAttribute("uv",new ji(r,2).copyVector2sArray(t.uvs))}if(t.uvs2.length>0){var a=new Float32Array(2*t.uvs2.length);this.setAttribute("uv2",new ji(a,2).copyVector2sArray(t.uvs2))}for(var o in this.groups=t.groups,t.morphTargets){for(var s=[],l=t.morphTargets[o],c=0,u=l.length;c<u;c++){var h=l[c],d=new Qi(3*h.data.length,3);d.name=h.name,s.push(d.copyVector3sArray(h.data))}this.morphAttributes[o]=s}if(t.skinIndices.length>0){var p=new Qi(4*t.skinIndices.length,4);this.setAttribute("skinIndex",p.copyVector4sArray(t.skinIndices))}if(t.skinWeights.length>0){var f=new Qi(4*t.skinWeights.length,4);this.setAttribute("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 ii);var t=this.attributes.position,e=this.morphAttributes.position;if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(var n=0,i=e.length;n<i;n++){var r=e[n];ar.setFromBufferAttribute(r),this.morphTargetsRelative?(sr.addVectors(this.boundingBox.min,ar.min),this.boundingBox.expandByPoint(sr),sr.addVectors(this.boundingBox.max,ar.max),this.boundingBox.expandByPoint(sr)):(this.boundingBox.expandByPoint(ar.min),this.boundingBox.expandByPoint(ar.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox: Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new oi);var t=this.attributes.position,e=this.morphAttributes.position;if(t){var n=this.boundingSphere.center;if(ar.setFromBufferAttribute(t),e)for(var i=0,r=e.length;i<r;i++){var a=e[i];or.setFromBufferAttribute(a),this.morphTargetsRelative?(sr.addVectors(ar.min,or.min),ar.expandByPoint(sr),sr.addVectors(ar.max,or.max),ar.expandByPoint(sr)):(ar.expandByPoint(or.min),ar.expandByPoint(or.max))}ar.getCenter(n);for(var o=0,s=0,l=t.count;s<l;s++)sr.fromBufferAttribute(t,s),o=Math.max(o,n.distanceToSquared(sr));if(e)for(var c=0,u=e.length;c<u;c++)for(var h=e[c],d=this.morphTargetsRelative,p=0,f=h.count;p<f;p++)sr.fromBufferAttribute(h,p),d&&(rr.fromBufferAttribute(t,p),sr.add(rr)),o=Math.max(o,n.distanceToSquared(sr));this.boundingSphere.radius=Math.sqrt(o),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}},computeFaceNormals:function(){},computeVertexNormals:function(){var t=this.index,e=this.getAttribute("position");if(void 0!==e){var n=this.getAttribute("normal");if(void 0===n)n=new ji(new Float32Array(3*e.count),3),this.setAttribute("normal",n);else for(var i=0,r=n.count;i<r;i++)n.setXYZ(i,0,0,0);var a=new vn,o=new vn,s=new vn,l=new vn,c=new vn,u=new vn,h=new vn,d=new vn;if(t)for(var p=0,f=t.count;p<f;p+=3){var m=t.getX(p+0),v=t.getX(p+1),g=t.getX(p+2);a.fromBufferAttribute(e,m),o.fromBufferAttribute(e,v),s.fromBufferAttribute(e,g),h.subVectors(s,o),d.subVectors(a,o),h.cross(d),l.fromBufferAttribute(n,m),c.fromBufferAttribute(n,v),u.fromBufferAttribute(n,g),l.add(h),c.add(h),u.add(h),n.setXYZ(m,l.x,l.y,l.z),n.setXYZ(v,c.x,c.y,c.z),n.setXYZ(g,u.x,u.y,u.z)}else for(var y=0,x=e.count;y<x;y+=3)a.fromBufferAttribute(e,y+0),o.fromBufferAttribute(e,y+1),s.fromBufferAttribute(e,y+2),h.subVectors(s,o),d.subVectors(a,o),h.cross(d),n.setXYZ(y+0,h.x,h.y,h.z),n.setXYZ(y+1,h.x,h.y,h.z),n.setXYZ(y+2,h.x,h.y,h.z);this.normalizeNormals(),n.needsUpdate=!0}},merge:function(t,e){if(t&&t.isBufferGeometry){void 0===e&&(e=0,console.warn("THREE.BufferGeometry.merge(): Overwriting original geometry, starting at offset=0. Use BufferGeometryUtils.mergeBufferGeometries() for lossless merge."));var n=this.attributes;for(var i in n)if(void 0!==t.attributes[i])for(var r=n[i].array,a=t.attributes[i],o=a.array,s=a.itemSize*e,l=Math.min(o.length,r.length-s),c=0,u=s;c<l;c++,u++)r[u]=o[c];return this}console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",t)},normalizeNormals:function(){for(var t=this.attributes.normal,e=0,n=t.count;e<n;e++)sr.fromBufferAttribute(t,e),sr.normalize(),t.setXYZ(e,sr.x,sr.y,sr.z)},toNonIndexed:function(){function t(t,e){for(var n=t.array,i=t.itemSize,r=t.normalized,a=new n.constructor(e.length*i),o=0,s=0,l=0,c=e.length;l<c;l++){o=e[l]*i;for(var u=0;u<i;u++)a[s++]=n[o++]}return new ji(a,i,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var e=new lr,n=this.index.array,i=this.attributes;for(var r in i){var a=t(i[r],n);e.setAttribute(r,a)}var o=this.morphAttributes;for(var s in o){for(var l=[],c=o[s],u=0,h=c.length;u<h;u++){var d=t(c[u],n);l.push(d)}e.morphAttributes[s]=l}e.morphTargetsRelative=this.morphTargetsRelative;for(var p=this.groups,f=0,m=p.length;f<m;f++){var v=p[f];e.addGroup(v.start,v.count,v.materialIndex)}return e},toJSON:function(){var t={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),Object.keys(this.userData).length>0&&(t.userData=this.userData),void 0!==this.parameters){var e=this.parameters;for(var n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};var i=this.index;null!==i&&(t.data.index={type:i.array.constructor.name,array:Array.prototype.slice.call(i.array)});var r=this.attributes;for(var a in r){var o=r[a],s=o.toJSON(t.data);""!==o.name&&(s.name=o.name),t.data.attributes[a]=s}var l={},c=!1;for(var u in this.morphAttributes){for(var h=this.morphAttributes[u],d=[],p=0,f=h.length;p<f;p++){var m=h[p],v=m.toJSON(t.data);""!==m.name&&(v.name=m.name),d.push(v)}d.length>0&&(l[u]=d,c=!0)}c&&(t.data.morphAttributes=l,t.data.morphTargetsRelative=this.morphTargetsRelative);var g=this.groups;g.length>0&&(t.data.groups=JSON.parse(JSON.stringify(g)));var y=this.boundingSphere;return null!==y&&(t.data.boundingSphere={center:y.center.toArray(),radius:y.radius}),t},clone:function(){return(new lr).copy(this)},copy:function(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;var e={};this.name=t.name;var n=t.index;null!==n&&this.setIndex(n.clone(e));var i=t.attributes;for(var r in i){var a=i[r];this.setAttribute(r,a.clone(e))}var o=t.morphAttributes;for(var s in o){for(var l=[],c=o[s],u=0,h=c.length;u<h;u++)l.push(c[u].clone(e));this.morphAttributes[s]=l}this.morphTargetsRelative=t.morphTargetsRelative;for(var d=t.groups,p=0,f=d.length;p<f;p++){var m=d[p];this.addGroup(m.start,m.count,m.materialIndex)}var v=t.boundingBox;null!==v&&(this.boundingBox=v.clone());var g=t.boundingSphere;return null!==g&&(this.boundingSphere=g.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});var cr=new Sn,ur=new fi,hr=new oi,dr=new vn,pr=new vn,fr=new vn,mr=new vn,vr=new vn,gr=new vn,yr=new vn,xr=new vn,br=new vn,_r=new an,wr=new an,Mr=new an,Sr=new vn,Er=new vn;function Tr(t,e){Hn.call(this),this.type="Mesh",this.geometry=void 0!==t?t:new lr,this.material=void 0!==e?e:new ki,this.updateMorphTargets()}function Ar(t,e,n,i,r,a,o,s){if(null===(e.side===x?i.intersectTriangle(o,a,r,!0,s):i.intersectTriangle(r,a,o,e.side!==b,s)))return null;Er.copy(s),Er.applyMatrix4(t.matrixWorld);var l=n.ray.origin.distanceTo(Er);return l<n.near||l>n.far?null:{distance:l,point:Er.clone(),object:t}}function Lr(t,e,n,i,r,a,o,s,l,c,u,h){dr.fromBufferAttribute(r,c),pr.fromBufferAttribute(r,u),fr.fromBufferAttribute(r,h);var d=t.morphTargetInfluences;if(e.morphTargets&&a&&d){yr.set(0,0,0),xr.set(0,0,0),br.set(0,0,0);for(var p=0,f=a.length;p<f;p++){var m=d[p],v=a[p];0!==m&&(mr.fromBufferAttribute(v,c),vr.fromBufferAttribute(v,u),gr.fromBufferAttribute(v,h),o?(yr.addScaledVector(mr,m),xr.addScaledVector(vr,m),br.addScaledVector(gr,m)):(yr.addScaledVector(mr.sub(dr),m),xr.addScaledVector(vr.sub(pr),m),br.addScaledVector(gr.sub(fr),m)))}dr.add(yr),pr.add(xr),fr.add(br)}t.isSkinnedMesh&&(t.boneTransform(c,dr),t.boneTransform(u,pr),t.boneTransform(h,fr));var g=Ar(t,e,n,i,dr,pr,fr,Sr);if(g){s&&(_r.fromBufferAttribute(s,c),wr.fromBufferAttribute(s,u),Mr.fromBufferAttribute(s,h),g.uv=Ci.getUV(Sr,dr,pr,fr,_r,wr,Mr,new an)),l&&(_r.fromBufferAttribute(l,c),wr.fromBufferAttribute(l,u),Mr.fromBufferAttribute(l,h),g.uv2=Ci.getUV(Sr,dr,pr,fr,_r,wr,Mr,new an));var y=new zi(c,u,h);Ci.getNormal(dr,pr,fr,y.normal),g.face=y}return g}Tr.prototype=Object.assign(Object.create(Hn.prototype),{constructor:Tr,isMesh:!0,copy:function(t){return Hn.prototype.copy.call(this,t),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=t.material,this.geometry=t.geometry,this},updateMorphTargets:function(){var t=this.geometry;if(t.isBufferGeometry){var e=t.morphAttributes,n=Object.keys(e);if(n.length>0){var i=e[n[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(var r=0,a=i.length;r<a;r++){var o=i[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=r}}}}else{var s=t.morphTargets;void 0!==s&&s.length>0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}},raycast:function(t,e){var n,i=this.geometry,r=this.material,a=this.matrixWorld;if(void 0!==r&&(null===i.boundingSphere&&i.computeBoundingSphere(),hr.copy(i.boundingSphere),hr.applyMatrix4(a),!1!==t.ray.intersectsSphere(hr)&&(cr.getInverse(a),ur.copy(t.ray).applyMatrix4(cr),null===i.boundingBox||!1!==ur.intersectsBox(i.boundingBox))))if(i.isBufferGeometry){var o=i.index,s=i.attributes.position,l=i.morphAttributes.position,c=i.morphTargetsRelative,u=i.attributes.uv,h=i.attributes.uv2,d=i.groups,p=i.drawRange;if(null!==o)if(Array.isArray(r))for(var f=0,m=d.length;f<m;f++)for(var v=d[f],g=r[v.materialIndex],y=Math.max(v.start,p.start),x=Math.min(v.start+v.count,p.start+p.count);y<x;y+=3){var b=o.getX(y),_=o.getX(y+1),w=o.getX(y+2);(n=Lr(this,g,t,ur,s,l,c,u,h,b,_,w))&&(n.faceIndex=Math.floor(y/3),n.face.materialIndex=v.materialIndex,e.push(n))}else for(var M=Math.max(0,p.start),S=Math.min(o.count,p.start+p.count);M<S;M+=3){var E=o.getX(M),T=o.getX(M+1),A=o.getX(M+2);(n=Lr(this,r,t,ur,s,l,c,u,h,E,T,A))&&(n.faceIndex=Math.floor(M/3),e.push(n))}else if(void 0!==s)if(Array.isArray(r))for(var L=0,C=d.length;L<C;L++)for(var P=d[L],R=r[P.materialIndex],O=Math.max(P.start,p.start),N=Math.min(P.start+P.count,p.start+p.count);O<N;O+=3){(n=Lr(this,R,t,ur,s,l,c,u,h,O,O+1,O+2))&&(n.faceIndex=Math.floor(O/3),n.face.materialIndex=P.materialIndex,e.push(n))}else for(var D=Math.max(0,p.start),I=Math.min(s.count,p.start+p.count);D<I;D+=3){(n=Lr(this,r,t,ur,s,l,c,u,h,D,D+1,D+2))&&(n.faceIndex=Math.floor(D/3),e.push(n))}}else if(i.isGeometry){var F,z=Array.isArray(r),U=i.vertices,B=i.faces,k=i.faceVertexUvs[0];k.length>0&&(F=k);for(var G=0,H=B.length;G<H;G++){var j=B[G],V=z?r[j.materialIndex]:r;if(void 0!==V){var W=U[j.a],q=U[j.b],X=U[j.c];if(n=Ar(this,V,t,ur,W,q,X,Sr)){if(F&&F[G]){var Y=F[G];_r.copy(Y[0]),wr.copy(Y[1]),Mr.copy(Y[2]),n.uv=Ci.getUV(Sr,W,q,X,_r,wr,Mr,new an)}n.face=j,n.faceIndex=G,e.push(n)}}}}}});var Cr=0,Pr=new Sn,Rr=new Hn,Or=new vn;function Nr(){Object.defineProperty(this,"id",{value:Cr+=2}),this.uuid=rn.generateUUID(),this.name="",this.type="Geometry",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.elementsNeedUpdate=!1,this.verticesNeedUpdate=!1,this.uvsNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.lineDistancesNeedUpdate=!1,this.groupsNeedUpdate=!1}Nr.prototype=Object.assign(Object.create($e.prototype),{constructor:Nr,isGeometry:!0,applyMatrix4:function(t){for(var e=(new on).getNormalMatrix(t),n=0,i=this.vertices.length;n<i;n++){this.vertices[n].applyMatrix4(t)}for(var r=0,a=this.faces.length;r<a;r++){var o=this.faces[r];o.normal.applyMatrix3(e).normalize();for(var s=0,l=o.vertexNormals.length;s<l;s++)o.vertexNormals[s].applyMatrix3(e).normalize()}return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this.verticesNeedUpdate=!0,this.normalsNeedUpdate=!0,this},rotateX:function(t){return Pr.makeRotationX(t),this.applyMatrix4(Pr),this},rotateY:function(t){return Pr.makeRotationY(t),this.applyMatrix4(Pr),this},rotateZ:function(t){return Pr.makeRotationZ(t),this.applyMatrix4(Pr),this},translate:function(t,e,n){return Pr.makeTranslation(t,e,n),this.applyMatrix4(Pr),this},scale:function(t,e,n){return Pr.makeScale(t,e,n),this.applyMatrix4(Pr),this},lookAt:function(t){return Rr.lookAt(t),Rr.updateMatrix(),this.applyMatrix4(Rr.matrix),this},fromBufferGeometry:function(t){var e=this,n=null!==t.index?t.index:void 0,i=t.attributes;if(void 0===i.position)return console.error("THREE.Geometry.fromBufferGeometry(): Position attribute required for conversion."),this;var r=i.position,a=i.normal,o=i.color,s=i.uv,l=i.uv2;void 0!==l&&(this.faceVertexUvs[1]=[]);for(var c=0;c<r.count;c++)e.vertices.push((new vn).fromBufferAttribute(r,c)),void 0!==o&&e.colors.push((new Ni).fromBufferAttribute(o,c));function u(t,n,i,r){var c=void 0===o?[]:[e.colors[t].clone(),e.colors[n].clone(),e.colors[i].clone()],u=new zi(t,n,i,void 0===a?[]:[(new vn).fromBufferAttribute(a,t),(new vn).fromBufferAttribute(a,n),(new vn).fromBufferAttribute(a,i)],c,r);e.faces.push(u),void 0!==s&&e.faceVertexUvs[0].push([(new an).fromBufferAttribute(s,t),(new an).fromBufferAttribute(s,n),(new an).fromBufferAttribute(s,i)]),void 0!==l&&e.faceVertexUvs[1].push([(new an).fromBufferAttribute(l,t),(new an).fromBufferAttribute(l,n),(new an).fromBufferAttribute(l,i)])}var h=t.groups;if(h.length>0)for(var d=0;d<h.length;d++)for(var p=h[d],f=p.start,m=f,v=f+p.count;m<v;m+=3)void 0!==n?u(n.getX(m),n.getX(m+1),n.getX(m+2),p.materialIndex):u(m,m+1,m+2,p.materialIndex);else if(void 0!==n)for(var g=0;g<n.count;g+=3)u(n.getX(g),n.getX(g+1),n.getX(g+2));else for(var y=0;y<r.count;y+=3)u(y,y+1,y+2);return this.computeFaceNormals(),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(Or).negate(),this.translate(Or.x,Or.y,Or.z),this},normalize:function(){this.computeBoundingSphere();var t=this.boundingSphere.center,e=this.boundingSphere.radius,n=0===e?1:1/e,i=new Sn;return i.set(n,0,0,-n*t.x,0,n,0,-n*t.y,0,0,n,-n*t.z,0,0,0,1),this.applyMatrix4(i),this},computeFaceNormals:function(){for(var t=new vn,e=new vn,n=0,i=this.faces.length;n<i;n++){var r=this.faces[n],a=this.vertices[r.a],o=this.vertices[r.b],s=this.vertices[r.c];t.subVectors(s,o),e.subVectors(a,o),t.cross(e),t.normalize(),r.normal.copy(t)}},computeVertexNormals:function(t){void 0===t&&(t=!0);for(var e=new Array(this.vertices.length),n=0,i=this.vertices.length;n<i;n++)e[n]=new vn;if(t)for(var r=new vn,a=new vn,o=0,s=this.faces.length;o<s;o++){var l=this.faces[o],c=this.vertices[l.a],u=this.vertices[l.b],h=this.vertices[l.c];r.subVectors(h,u),a.subVectors(c,u),r.cross(a),e[l.a].add(r),e[l.b].add(r),e[l.c].add(r)}else{this.computeFaceNormals();for(var d=0,p=this.faces.length;d<p;d++){var f=this.faces[d];e[f.a].add(f.normal),e[f.b].add(f.normal),e[f.c].add(f.normal)}}for(var m=0,v=this.vertices.length;m<v;m++)e[m].normalize();for(var g=0,y=this.faces.length;g<y;g++){var x=this.faces[g],b=x.vertexNormals;3===b.length?(b[0].copy(e[x.a]),b[1].copy(e[x.b]),b[2].copy(e[x.c])):(b[0]=e[x.a].clone(),b[1]=e[x.b].clone(),b[2]=e[x.c].clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){this.computeFaceNormals();for(var t=0,e=this.faces.length;t<e;t++){var n=this.faces[t],i=n.vertexNormals;3===i.length?(i[0].copy(n.normal),i[1].copy(n.normal),i[2].copy(n.normal)):(i[0]=n.normal.clone(),i[1]=n.normal.clone(),i[2]=n.normal.clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){for(var t=0,e=this.faces.length;t<e;t++){var n=this.faces[t];n.__originalFaceNormal?n.__originalFaceNormal.copy(n.normal):n.__originalFaceNormal=n.normal.clone(),n.__originalVertexNormals||(n.__originalVertexNormals=[]);for(var i=0,r=n.vertexNormals.length;i<r;i++)n.__originalVertexNormals[i]?n.__originalVertexNormals[i].copy(n.vertexNormals[i]):n.__originalVertexNormals[i]=n.vertexNormals[i].clone()}var a=new Nr;a.faces=this.faces;for(var o=0,s=this.morphTargets.length;o<s;o++){if(!this.morphNormals[o]){this.morphNormals[o]={},this.morphNormals[o].faceNormals=[],this.morphNormals[o].vertexNormals=[];for(var l=this.morphNormals[o].faceNormals,c=this.morphNormals[o].vertexNormals,u=0,h=this.faces.length;u<h;u++){var d=new vn,p={a:new vn,b:new vn,c:new vn};l.push(d),c.push(p)}}var f=this.morphNormals[o];a.vertices=this.morphTargets[o].vertices,a.computeFaceNormals(),a.computeVertexNormals();for(var m=0,v=this.faces.length;m<v;m++){var g=this.faces[m],y=f.faceNormals[m],x=f.vertexNormals[m];y.copy(g.normal),x.a.copy(g.vertexNormals[0]),x.b.copy(g.vertexNormals[1]),x.c.copy(g.vertexNormals[2])}}for(var b=0,_=this.faces.length;b<_;b++){var w=this.faces[b];w.normal=w.__originalFaceNormal,w.vertexNormals=w.__originalVertexNormals}},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new ii),this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new oi),this.boundingSphere.setFromPoints(this.vertices)},merge:function(t,e,n){if(t&&t.isGeometry){var i,r=this.vertices.length,a=this.vertices,o=t.vertices,s=this.faces,l=t.faces,c=this.colors,u=t.colors;void 0===n&&(n=0),void 0!==e&&(i=(new on).getNormalMatrix(e));for(var h=0,d=o.length;h<d;h++){var p=o[h].clone();void 0!==e&&p.applyMatrix4(e),a.push(p)}for(var f=0,m=u.length;f<m;f++)c.push(u[f].clone());for(var v=0,g=l.length;v<g;v++){var y=l[v],x=void 0,b=void 0,_=void 0,w=y.vertexNormals,M=y.vertexColors;(x=new zi(y.a+r,y.b+r,y.c+r)).normal.copy(y.normal),void 0!==i&&x.normal.applyMatrix3(i).normalize();for(var S=0,E=w.length;S<E;S++)b=w[S].clone(),void 0!==i&&b.applyMatrix3(i).normalize(),x.vertexNormals.push(b);x.color.copy(y.color);for(var T=0,A=M.length;T<A;T++)_=M[T],x.vertexColors.push(_.clone());x.materialIndex=y.materialIndex+n,s.push(x)}for(var L=0,C=t.faceVertexUvs.length;L<C;L++){var P=t.faceVertexUvs[L];void 0===this.faceVertexUvs[L]&&(this.faceVertexUvs[L]=[]);for(var R=0,O=P.length;R<O;R++){for(var N=P[R],D=[],I=0,F=N.length;I<F;I++)D.push(N[I].clone());this.faceVertexUvs[L].push(D)}}}else console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",t)},mergeMesh:function(t){t&&t.isMesh?(t.matrixAutoUpdate&&t.updateMatrix(),this.merge(t.geometry,t.matrix)):console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",t)},mergeVertices:function(){for(var t={},e=[],n=[],i=Math.pow(10,4),r=0,a=this.vertices.length;r<a;r++){var o=this.vertices[r],s=Math.round(o.x*i)+"_"+Math.round(o.y*i)+"_"+Math.round(o.z*i);void 0===t[s]?(t[s]=r,e.push(this.vertices[r]),n[r]=e.length-1):n[r]=n[t[s]]}for(var l=[],c=0,u=this.faces.length;c<u;c++){var h=this.faces[c];h.a=n[h.a],h.b=n[h.b],h.c=n[h.c];for(var d=[h.a,h.b,h.c],p=0;p<3;p++)if(d[p]===d[(p+1)%3]){l.push(c);break}}for(var f=l.length-1;f>=0;f--){var m=l[f];this.faces.splice(m,1);for(var v=0,g=this.faceVertexUvs.length;v<g;v++)this.faceVertexUvs[v].splice(m,1)}var y=this.vertices.length-e.length;return this.vertices=e,y},setFromPoints:function(t){this.vertices=[];for(var e=0,n=t.length;e<n;e++){var i=t[e];this.vertices.push(new vn(i.x,i.y,i.z||0))}return this},sortFacesByMaterialIndex:function(){for(var t=this.faces,e=t.length,n=0;n<e;n++)t[n]._id=n;t.sort(function(t,e){return t.materialIndex-e.materialIndex});var i,r,a=this.faceVertexUvs[0],o=this.faceVertexUvs[1];a&&a.length===e&&(i=[]),o&&o.length===e&&(r=[]);for(var s=0;s<e;s++){var l=t[s]._id;i&&i.push(a[l]),r&&r.push(o[l])}i&&(this.faceVertexUvs[0]=i),r&&(this.faceVertexUvs[1]=r)},toJSON:function(){var t={metadata:{version:4.5,type:"Geometry",generator:"Geometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),void 0!==this.parameters){var e=this.parameters;for(var n in e)void 0!==e[n]&&(t[n]=e[n]);return t}for(var i=[],r=0;r<this.vertices.length;r++){var a=this.vertices[r];i.push(a.x,a.y,a.z)}for(var o=[],s=[],l={},c=[],u={},h=[],d={},p=0;p<this.faces.length;p++){var f=this.faces[p],m=void 0!==this.faceVertexUvs[0][p],v=f.normal.length()>0,g=f.vertexNormals.length>0,y=1!==f.color.r||1!==f.color.g||1!==f.color.b,x=f.vertexColors.length>0,b=0;if(b=S(b,0,0),b=S(b,1,!0),b=S(b,2,!1),b=S(b,3,m),b=S(b,4,v),b=S(b,5,g),b=S(b,6,y),b=S(b,7,x),o.push(b),o.push(f.a,f.b,f.c),o.push(f.materialIndex),m){var _=this.faceVertexUvs[0][p];o.push(A(_[0]),A(_[1]),A(_[2]))}if(v&&o.push(E(f.normal)),g){var w=f.vertexNormals;o.push(E(w[0]),E(w[1]),E(w[2]))}if(y&&o.push(T(f.color)),x){var M=f.vertexColors;o.push(T(M[0]),T(M[1]),T(M[2]))}}function S(t,e,n){return n?t|1<<e:t&~(1<<e)}function E(t){var e=t.x.toString()+t.y.toString()+t.z.toString();return void 0!==l[e]?l[e]:(l[e]=s.length/3,s.push(t.x,t.y,t.z),l[e])}function T(t){var e=t.r.toString()+t.g.toString()+t.b.toString();return void 0!==u[e]?u[e]:(u[e]=c.length,c.push(t.getHex()),u[e])}function A(t){var e=t.x.toString()+t.y.toString();return void 0!==d[e]?d[e]:(d[e]=h.length/2,h.push(t.x,t.y),d[e])}return t.data={},t.data.vertices=i,t.data.normals=s,c.length>0&&(t.data.colors=c),h.length>0&&(t.data.uvs=[h]),t.data.faces=o,t},clone:function(){return(new Nr).copy(this)},copy:function(t){this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.name=t.name;for(var e=t.vertices,n=0,i=e.length;n<i;n++)this.vertices.push(e[n].clone());for(var r=t.colors,a=0,o=r.length;a<o;a++)this.colors.push(r[a].clone());for(var s=t.faces,l=0,c=s.length;l<c;l++)this.faces.push(s[l].clone());for(var u=0,h=t.faceVertexUvs.length;u<h;u++){var d=t.faceVertexUvs[u];void 0===this.faceVertexUvs[u]&&(this.faceVertexUvs[u]=[]);for(var p=0,f=d.length;p<f;p++){for(var m=d[p],v=[],g=0,y=m.length;g<y;g++){var x=m[g];v.push(x.clone())}this.faceVertexUvs[u].push(v)}}for(var b=t.morphTargets,_=0,w=b.length;_<w;_++){var M={};if(M.name=b[_].name,void 0!==b[_].vertices){M.vertices=[];for(var S=0,E=b[_].vertices.length;S<E;S++)M.vertices.push(b[_].vertices[S].clone())}if(void 0!==b[_].normals){M.normals=[];for(var T=0,A=b[_].normals.length;T<A;T++)M.normals.push(b[_].normals[T].clone())}this.morphTargets.push(M)}for(var L=t.morphNormals,C=0,P=L.length;C<P;C++){var R={};if(void 0!==L[C].vertexNormals){R.vertexNormals=[];for(var O=0,N=L[C].vertexNormals.length;O<N;O++){var D=L[C].vertexNormals[O],I={};I.a=D.a.clone(),I.b=D.b.clone(),I.c=D.c.clone(),R.vertexNormals.push(I)}}if(void 0!==L[C].faceNormals){R.faceNormals=[];for(var F=0,z=L[C].faceNormals.length;F<z;F++)R.faceNormals.push(L[C].faceNormals[F].clone())}this.morphNormals.push(R)}for(var U=t.skinWeights,B=0,k=U.length;B<k;B++)this.skinWeights.push(U[B].clone());for(var G=t.skinIndices,H=0,j=G.length;H<j;H++)this.skinIndices.push(G[H].clone());for(var V=t.lineDistances,W=0,q=V.length;W<q;W++)this.lineDistances.push(V[W]);var X=t.boundingBox;null!==X&&(this.boundingBox=X.clone());var Y=t.boundingSphere;return null!==Y&&(this.boundingSphere=Y.clone()),this.elementsNeedUpdate=t.elementsNeedUpdate,this.verticesNeedUpdate=t.verticesNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.lineDistancesNeedUpdate=t.lineDistancesNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});var Dr=function(t){function e(t,n,i,r,a,l){var u;return o(this,e),(u=s(this,c(e).call(this))).type="BoxGeometry",u.parameters={width:t,height:n,depth:i,widthSegments:r,heightSegments:a,depthSegments:l},u.fromBufferGeometry(new Ir(t,n,i,r,a,l)),u.mergeVertices(),u}return u(e,Nr),e}(),Ir=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,u=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1,h=arguments.length>5&&void 0!==arguments[5]?arguments[5]:1;o(this,e),(t=s(this,c(e).call(this))).type="BoxBufferGeometry",t.parameters={width:n,height:i,depth:r,widthSegments:a,heightSegments:u,depthSegments:h};var d=l(t);a=Math.floor(a),u=Math.floor(u),h=Math.floor(h);var p=[],f=[],m=[],v=[],g=0,y=0;function x(t,e,n,i,r,a,o,s,l,c,u){for(var h=a/l,x=o/c,b=a/2,_=o/2,w=s/2,M=l+1,S=c+1,E=0,T=0,A=new vn,L=0;L<S;L++)for(var C=L*x-_,P=0;P<M;P++){var R=P*h-b;A[t]=R*i,A[e]=C*r,A[n]=w,f.push(A.x,A.y,A.z),A[t]=0,A[e]=0,A[n]=s>0?1:-1,m.push(A.x,A.y,A.z),v.push(P/l),v.push(1-L/c),E+=1}for(var O=0;O<c;O++)for(var N=0;N<l;N++){var D=g+N+M*O,I=g+N+M*(O+1),F=g+(N+1)+M*(O+1),z=g+(N+1)+M*O;p.push(D,I,z),p.push(I,F,z),T+=6}d.addGroup(y,T,u),y+=T,g+=E}return x("z","y","x",-1,-1,r,i,n,h,u,0),x("z","y","x",1,-1,r,i,-n,h,u,1),x("x","z","y",1,1,n,r,i,a,h,2),x("x","z","y",1,-1,n,r,-i,a,h,3),x("x","y","z",1,-1,n,i,r,a,u,4),x("x","y","z",-1,-1,n,i,-r,a,u,5),t.setIndex(p),t.setAttribute("position",new Qi(f,3)),t.setAttribute("normal",new Qi(m,3)),t.setAttribute("uv",new Qi(v,2)),t}return u(e,lr),e}();function Fr(t){var e={};for(var n in t)for(var i in e[n]={},t[n]){var r=t[n][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture)?e[n][i]=r.clone():Array.isArray(r)?e[n][i]=r.slice():e[n][i]=r}return e}function zr(t){for(var e={},n=0;n<t.length;n++){var i=Fr(t[n]);for(var r in i)e[r]=i[r]}return e}var Ur={clone:Fr,merge:zr},Br="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",kr="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}";function Gr(t){Bi.call(this),this.type="ShaderMaterial",this.defines={},this.uniforms={},this.vertexShader=Br,this.fragmentShader=kr,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,void 0!==t&&(void 0!==t.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(t))}function Hr(){Hn.call(this),this.type="Camera",this.matrixWorldInverse=new Sn,this.projectionMatrix=new Sn,this.projectionMatrixInverse=new Sn}function jr(t,e,n,i){Hr.call(this),this.type="PerspectiveCamera",this.fov=void 0!==t?t:50,this.zoom=1,this.near=void 0!==n?n:.1,this.far=void 0!==i?i:2e3,this.focus=10,this.aspect=void 0!==e?e:1,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}Gr.prototype=Object.create(Bi.prototype),Gr.prototype.constructor=Gr,Gr.prototype.isShaderMaterial=!0,Gr.prototype.copy=function(t){return Bi.prototype.copy.call(this,t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=Fr(t.uniforms),this.defines=Object.assign({},t.defines),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.lights=t.lights,this.clipping=t.clipping,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.extensions=Object.assign({},t.extensions),this},Gr.prototype.toJSON=function(t){var e=Bi.prototype.toJSON.call(this,t);for(var n in e.uniforms={},this.uniforms){var i=this.uniforms[n].value;i&&i.isTexture?e.uniforms[n]={type:"t",value:i.toJSON(t).uuid}:i&&i.isColor?e.uniforms[n]={type:"c",value:i.getHex()}:i&&i.isVector2?e.uniforms[n]={type:"v2",value:i.toArray()}:i&&i.isVector3?e.uniforms[n]={type:"v3",value:i.toArray()}:i&&i.isVector4?e.uniforms[n]={type:"v4",value:i.toArray()}:i&&i.isMatrix3?e.uniforms[n]={type:"m3",value:i.toArray()}:i&&i.isMatrix4?e.uniforms[n]={type:"m4",value:i.toArray()}:e.uniforms[n]={value:i}}Object.keys(this.defines).length>0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;var r={};for(var a in this.extensions)!0===this.extensions[a]&&(r[a]=!0);return Object.keys(r).length>0&&(e.extensions=r),e},Hr.prototype=Object.assign(Object.create(Hn.prototype),{constructor:Hr,isCamera:!0,copy:function(t,e){return Hn.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 vn),this.updateMatrixWorld(!0);var e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()},updateMatrixWorld:function(t){Hn.prototype.updateMatrixWorld.call(this,t),this.matrixWorldInverse.getInverse(this.matrixWorld)},updateWorldMatrix:function(t,e){Hn.prototype.updateWorldMatrix.call(this,t,e),this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}}),jr.prototype=Object.assign(Object.create(Hr.prototype),{constructor:jr,isPerspectiveCamera:!0,copy:function(t,e){return Hr.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*rn.RAD2DEG*Math.atan(e),this.updateProjectionMatrix()},getFocalLength:function(){var t=Math.tan(.5*rn.DEG2RAD*this.fov);return.5*this.getFilmHeight()/t},getEffectiveFOV:function(){return 2*rn.RAD2DEG*Math.atan(Math.tan(.5*rn.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(t,e,n,i,r,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=n,this.view.offsetY=i,this.view.width=r,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*rn.DEG2RAD*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i,a=this.view;if(null!==this.view&&this.view.enabled){var o=a.fullWidth,s=a.fullHeight;r+=a.offsetX*i/o,e-=a.offsetY*n/s,i*=a.width/o,n*=a.height/s}var l=this.filmOffset;0!==l&&(r+=t*l/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(t){var e=Hn.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}});var Vr=90,Wr=1;function qr(t,e,n){if(Hn.call(this),this.type="CubeCamera",!0===n.isWebGLCubeRenderTarget){this.renderTarget=n;var i=new jr(Vr,Wr,t,e);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new vn(1,0,0)),this.add(i);var r=new jr(Vr,Wr,t,e);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new vn(-1,0,0)),this.add(r);var a=new jr(Vr,Wr,t,e);a.layers=this.layers,a.up.set(0,0,1),a.lookAt(new vn(0,1,0)),this.add(a);var o=new jr(Vr,Wr,t,e);o.layers=this.layers,o.up.set(0,0,-1),o.lookAt(new vn(0,-1,0)),this.add(o);var s=new jr(Vr,Wr,t,e);s.layers=this.layers,s.up.set(0,-1,0),s.lookAt(new vn(0,0,1)),this.add(s);var l=new jr(Vr,Wr,t,e);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new vn(0,0,-1)),this.add(l),this.update=function(t,e){null===this.parent&&this.updateMatrixWorld();var c=t.xr.enabled,u=t.getRenderTarget();t.xr.enabled=!1;var h=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0),t.render(e,i),t.setRenderTarget(n,1),t.render(e,r),t.setRenderTarget(n,2),t.render(e,a),t.setRenderTarget(n,3),t.render(e,o),t.setRenderTarget(n,4),t.render(e,s),n.texture.generateMipmaps=h,t.setRenderTarget(n,5),t.render(e,l),t.setRenderTarget(u),t.xr.enabled=c},this.clear=function(t,e,i,r){for(var a=t.getRenderTarget(),o=0;o<6;o++)t.setRenderTarget(n,o),t.clear(e,i,r);t.setRenderTarget(a)}}else console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.")}function Xr(t,e,n){Number.isInteger(e)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),e=n),hn.call(this,t,t,e)}function Yr(t,e,n,i,r,a,o,s,l,c,u,h){cn.call(this,null,a,o,s,l,c,i,r,u,h),this.image={data:t||null,width:e||1,height:n||1},this.magFilter=void 0!==l?l:mt,this.minFilter=void 0!==c?c:mt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.needsUpdate=!0}qr.prototype=Object.create(Hn.prototype),qr.prototype.constructor=qr,Xr.prototype=Object.create(hn.prototype),Xr.prototype.constructor=Xr,Xr.prototype.isWebGLCubeRenderTarget=!0,Xr.prototype.fromEquirectangularTexture=function(t,e){this.texture.type=e.type,this.texture.format=It,this.texture.encoding=e.encoding,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;var n=new jn,i="\n\n\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t#include <begin_vertex>\n\t\t\t\t#include <project_vertex>\n\n\t\t\t}\n\t\t",r="\n\n\t\t\tuniform sampler2D tEquirect;\n\n\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t}\n\t\t",a=new Gr({name:"CubemapFromEquirect",uniforms:Fr({tEquirect:{value:null}}),vertexShader:i,fragmentShader:r,side:x,blending:_});a.uniforms.tEquirect.value=e;var o=new Tr(new Ir(5,5,5),a);return n.add(o),new qr(1,10,this).update(t,n),o.geometry.dispose(),o.material.dispose(),this},Yr.prototype=Object.create(cn.prototype),Yr.prototype.constructor=Yr,Yr.prototype.isDataTexture=!0;var Zr=new oi,Jr=new vn;function Qr(t,e,n,i,r,a){this.planes=[void 0!==t?t:new yi,void 0!==e?e:new yi,void 0!==n?n:new yi,void 0!==i?i:new yi,void 0!==r?r:new yi,void 0!==a?a:new yi]}Object.assign(Qr.prototype,{set:function(t,e,n,i,r,a){var o=this.planes;return o[0].copy(t),o[1].copy(e),o[2].copy(n),o[3].copy(i),o[4].copy(r),o[5].copy(a),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){for(var e=this.planes,n=0;n<6;n++)e[n].copy(t.planes[n]);return this},setFromProjectionMatrix:function(t){var e=this.planes,n=t.elements,i=n[0],r=n[1],a=n[2],o=n[3],s=n[4],l=n[5],c=n[6],u=n[7],h=n[8],d=n[9],p=n[10],f=n[11],m=n[12],v=n[13],g=n[14],y=n[15];return e[0].setComponents(o-i,u-s,f-h,y-m).normalize(),e[1].setComponents(o+i,u+s,f+h,y+m).normalize(),e[2].setComponents(o+r,u+l,f+d,y+v).normalize(),e[3].setComponents(o-r,u-l,f-d,y-v).normalize(),e[4].setComponents(o-a,u-c,f-p,y-g).normalize(),e[5].setComponents(o+a,u+c,f+p,y+g).normalize(),this},intersectsObject:function(t){var e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),Zr.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(Zr)},intersectsSprite:function(t){return Zr.center.set(0,0,0),Zr.radius=.7071067811865476,Zr.applyMatrix4(t.matrixWorld),this.intersectsSphere(Zr)},intersectsSphere:function(t){for(var e=this.planes,n=t.center,i=-t.radius,r=0;r<6;r++){if(e[r].distanceToPoint(n)<i)return!1}return!0},intersectsBox:function(t){for(var e=this.planes,n=0;n<6;n++){var i=e[n];if(Jr.x=i.normal.x>0?t.max.x:t.min.x,Jr.y=i.normal.y>0?t.max.y:t.min.y,Jr.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint(Jr)<0)return!1}return!0},containsPoint:function(t){for(var e=this.planes,n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}});var $r={common:{diffuse:{value:new Ni(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new on},uv2Transform:{value:new on},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new an(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Ni(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new Ni(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},uvTransform:{value:new on}},sprite:{diffuse:{value:new Ni(15658734)},opacity:{value:1},center:{value:new an(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new on}}};function Kr(){var t=null,e=!1,n=null,i=null;function r(e,a){n(e,a),i=t.requestAnimationFrame(r)}return{start:function(){!0!==e&&null!==n&&(i=t.requestAnimationFrame(r),e=!0)},stop:function(){t.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function ta(t,e){var n=e.isWebGL2,i=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),i.get(t)},remove:function(e){e.isInterleavedBufferAttribute&&(e=e.data);var n=i.get(e);n&&(t.deleteBuffer(n.buffer),i.delete(e))},update:function(e,r){e.isInterleavedBufferAttribute&&(e=e.data);var a=i.get(e);void 0===a?i.set(e,function(e,n){var i=e.array,r=e.usage,a=t.createBuffer();t.bindBuffer(n,a),t.bufferData(n,i,r),e.onUploadCallback();var o=5126;return i instanceof Float32Array?o=5126:i instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):i instanceof Uint16Array?o=5123:i instanceof Int16Array?o=5122:i instanceof Uint32Array?o=5125:i instanceof Int32Array?o=5124:i instanceof Int8Array?o=5120:i instanceof Uint8Array&&(o=5121),{buffer:a,type:o,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version}}(e,r)):a.version<e.version&&(function(e,i,r){var a=i.array,o=i.updateRange;t.bindBuffer(r,e),-1===o.count?t.bufferSubData(r,0,a):(n?t.bufferSubData(r,o.offset*a.BYTES_PER_ELEMENT,a,o.offset,o.count):t.bufferSubData(r,o.offset*a.BYTES_PER_ELEMENT,a.subarray(o.offset,o.offset+o.count)),o.count=-1)}(a.buffer,e,r),a.version=e.version)}}}function ea(t,e,n,i){Nr.call(this),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:i},this.fromBufferGeometry(new na(t,e,n,i)),this.mergeVertices()}function na(t,e,n,i){lr.call(this),this.type="PlaneBufferGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:i};for(var r=(t=t||1)/2,a=(e=e||1)/2,o=Math.floor(n)||1,s=Math.floor(i)||1,l=o+1,c=s+1,u=t/o,h=e/s,d=[],p=[],f=[],m=[],v=0;v<c;v++)for(var g=v*h-a,y=0;y<l;y++){var x=y*u-r;p.push(x,-g,0),f.push(0,0,1),m.push(y/o),m.push(1-v/s)}for(var b=0;b<s;b++)for(var _=0;_<o;_++){var w=_+l*b,M=_+l*(b+1),S=_+1+l*(b+1),E=_+1+l*b;d.push(w,M,E),d.push(M,S,E)}this.setIndex(d),this.setAttribute("position",new Qi(p,3)),this.setAttribute("normal",new Qi(f,3)),this.setAttribute("uv",new Qi(m,2))}ea.prototype=Object.create(Nr.prototype),ea.prototype.constructor=ea,na.prototype=Object.create(lr.prototype),na.prototype.constructor=na;var ia={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_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - 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 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\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}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_maxMipLevel 8.0\n#define cubeUV_minMipLevel 4.0\n#define cubeUV_maxTileSize 256.0\n#define cubeUV_minTileSize 16.0\nfloat getFace(vec3 direction) {\n    vec3 absDirection = abs(direction);\n    float face = -1.0;\n    if (absDirection.x > absDirection.z) {\n      if (absDirection.x > absDirection.y)\n        face = direction.x > 0.0 ? 0.0 : 3.0;\n      else\n        face = direction.y > 0.0 ? 1.0 : 4.0;\n    } else {\n      if (absDirection.z > absDirection.y)\n        face = direction.z > 0.0 ? 2.0 : 5.0;\n      else\n        face = direction.y > 0.0 ? 1.0 : 4.0;\n    }\n    return face;\n}\nvec2 getUV(vec3 direction, float face) {\n    vec2 uv;\n    if (face == 0.0) {\n      uv = vec2(direction.z, direction.y) / abs(direction.x);    } else if (face == 1.0) {\n      uv = vec2(-direction.x, -direction.z) / abs(direction.y);    } else if (face == 2.0) {\n      uv = vec2(-direction.x, direction.y) / abs(direction.z);    } else if (face == 3.0) {\n      uv = vec2(-direction.z, direction.y) / abs(direction.x);    } else if (face == 4.0) {\n      uv = vec2(-direction.x, direction.z) / abs(direction.y);    } else {\n      uv = vec2(direction.x, direction.y) / abs(direction.z);    }\n    return 0.5 * (uv + 1.0);\n}\nvec3 bilinearCubeUV(sampler2D envMap, vec3 direction, float mipInt) {\n  float face = getFace(direction);\n  float filterInt = max(cubeUV_minMipLevel - mipInt, 0.0);\n  mipInt = max(mipInt, cubeUV_minMipLevel);\n  float faceSize = exp2(mipInt);\n  float texelSize = 1.0 / (3.0 * cubeUV_maxTileSize);\n  vec2 uv = getUV(direction, face) * (faceSize - 1.0);\n  vec2 f = fract(uv);\n  uv += 0.5 - f;\n  if (face > 2.0) {\n    uv.y += faceSize;\n    face -= 3.0;\n  }\n  uv.x += face * faceSize;\n  if(mipInt < cubeUV_maxMipLevel){\n    uv.y += 2.0 * cubeUV_maxTileSize;\n  }\n  uv.y += filterInt * 2.0 * cubeUV_minTileSize;\n  uv.x += 3.0 * max(0.0, cubeUV_maxTileSize - 2.0 * faceSize);\n  uv *= texelSize;\n  vec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.x += texelSize;\n  vec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.y += texelSize;\n  vec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.x -= texelSize;\n  vec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  vec3 tm = mix(tl, tr, f.x);\n  vec3 bm = mix(bl, br, f.x);\n  return mix(tm, bm, f.y);\n}\n#define r0 1.0\n#define v0 0.339\n#define m0 -2.0\n#define r1 0.8\n#define v1 0.276\n#define m1 -1.0\n#define r4 0.4\n#define v4 0.046\n#define m4 2.0\n#define r5 0.305\n#define v5 0.016\n#define m5 3.0\n#define r6 0.21\n#define v6 0.0038\n#define m6 4.0\nfloat roughnessToMip(float roughness) {\n  float mip = 0.0;\n  if (roughness >= r1) {\n    mip = (r0 - roughness) * (m1 - m0) / (r0 - r1) + m0;\n  } else if (roughness >= r4) {\n    mip = (r1 - roughness) * (m4 - m1) / (r1 - r4) + m1;\n  } else if (roughness >= r5) {\n    mip = (r4 - roughness) * (m5 - m4) / (r4 - r5) + m4;\n  } else if (roughness >= r6) {\n    mip = (r5 - roughness) * (m6 - m5) / (r5 - r6) + m5;\n  } else {\n    mip = -2.0 * log2(1.16 * roughness);  }\n  return mip;\n}\nvec4 textureCubeUV(sampler2D envMap, vec3 sampleDir, float roughness) {\n  float mip = clamp(roughnessToMip(roughness), m0, cubeUV_maxMipLevel);\n  float mipF = fract(mip);\n  float mipInt = floor(mip);\n  vec3 color0 = bilinearCubeUV(envMap, sampleDir, mipInt);\n  if (mipF == 0.0) {\n    return vec4(color0, 1.0);\n  } else {\n    vec3 color1 = bilinearCubeUV(envMap, sampleDir, mipInt + 1.0);\n    return vec4(mix(color0, color1, mipF), 1.0);\n  }\n}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\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, vUv ).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 = clamp( floor( D ) / 255.0, 0.0, 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 cameraToFrag;\n\t\t\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t}  else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, 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_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec2 sampleUV = equirectUv( reflectVec );\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifndef ENVMAP_TYPE_CUBE_UV\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#endif\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\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 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\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV = equirectUv( reflectVec );\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#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;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\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 USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * 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 = ( isOrthographic ) ? vec3( 0, 0, 1 ) : 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;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\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\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\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\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\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\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\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\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform 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};\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};\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};\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_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",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 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial 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\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 );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 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 = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat specularRoughness;\n\tvec3 specularColor;\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.indirectSpecular += 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 = ( isOrthographic ) ? vec3( 0, 0, 1 ) : 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#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\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\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\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\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\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\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\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\t#pragma unroll_loop_end\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_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t\t#pragma unroll_loop_end\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\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * 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 = vIsPerspective == 0.0 ? gl_FragCoord.z : 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\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\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\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\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:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\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 *= morphTargetBaseInfluence;\n\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifndef USE_MORPHNORMALS\n\t\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\t\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\ttransformed += morphTarget7 * 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\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\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\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN );\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, vec3 mapN ) {\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\tmat3 tsn = mat3( S, T, N );\n\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\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\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#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 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\n}\nvec2 unpackRGBATo2Half( 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 = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\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\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ 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\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ 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\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ 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 unpackRGBATo2Half( 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 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 dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t f.y )\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\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ 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\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ 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\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\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\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\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#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\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}\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 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmissionmap_fragment:"#ifdef USE_TRANSMISSIONMAP\n\ttotalTransmission *= texture2D( transmissionMap, vUv ).r;\n#endif",transmissionmap_pars_fragment:"#ifdef USE_TRANSMISSIONMAP\n\tuniform sampler2D transmissionMap;\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\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\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\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 <tonemapping_fragment>\n\t#include <encodings_fragment>\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:"#include <envmap_common_pars_fragment>\nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include <envmap_fragment>\n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\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 <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_ENVMAP\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\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 <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\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 <lightmap_fragment>\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 <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\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 <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\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 <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\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 <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSMISSION\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSMISSION\n\tuniform float transmission;\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 <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <transmissionmap_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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#ifdef TRANSMISSION\n\t\tfloat totalTransmission = transmission;\n\t#endif\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <transmissionmap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSMISSION\n\t\tdiffuseColor.a *= saturate( 1. - totalTransmission + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\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 <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\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 <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\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 <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",shadow_vert:"#include <common>\n#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include 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0!==n.index0AttributeName?c.bindAttribLocation(M,0,n.index0AttributeName):!0===n.morphTargets&&c.bindAttribLocation(M,0,"position"),c.linkProgram(M),t.debug.checkShaderErrors){var C=c.getProgramInfoLog(M).trim(),P=c.getShaderInfoLog(A).trim(),R=c.getShaderInfoLog(L).trim(),O=!0,N=!0;if(!1===c.getProgramParameter(M,35714)){O=!1;var D=bo(c,A,"vertex"),I=bo(c,L,"fragment");console.error("THREE.WebGLProgram: shader error: ",c.getError(),"35715",c.getProgramParameter(M,35715),"gl.getProgramInfoLog",C,D,I)}else""!==C?console.warn("THREE.WebGLProgram: gl.getProgramInfoLog()",C):""!==P&&""!==R||(N=!1);N&&(this.diagnostics={runnable:O,programLog:C,vertexShader:{log:P,prefix:r},fragmentShader:{log:R,prefix:a}})}return c.deleteShader(A),c.deleteShader(L),this.getUniforms=function(){return void 0===S&&(S=new vo(c,M)),S},this.getAttributes=function(){return void 0===E&&(E=function(t,e){for(var n={},i=t.getProgramParameter(e,35721),r=0;r<i;r++){var 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r=[],a=n.isWebGL2,o=n.logarithmicDepthBuffer,s=n.floatVertexTextures,l=n.maxVertexUniforms,c=n.vertexTextures,u=n.precision,h={MeshDepthMaterial:"depth",MeshDistanceMaterial:"distanceRGBA",MeshNormalMaterial:"normal",MeshBasicMaterial:"basic",MeshLambertMaterial:"lambert",MeshPhongMaterial:"phong",MeshToonMaterial:"toon",MeshStandardMaterial:"physical",MeshPhysicalMaterial:"physical",MeshMatcapMaterial:"matcap",LineBasicMaterial:"basic",LineDashedMaterial:"dashed",PointsMaterial:"points",ShadowMaterial:"shadow",SpriteMaterial:"sprite"},d=["precision","isWebGL2","supportsVertexTextures","outputEncoding","instancing","map","mapEncoding","matcap","matcapEncoding","envMap","envMapMode","envMapEncoding","envMapCubeUV","lightMap","lightMapEncoding","aoMap","emissiveMap","emissiveMapEncoding","bumpMap","normalMap","objectSpaceNormalMap","tangentSpaceNormalMap","clearcoatMap","clearcoatRoughnessMap","clearcoatNormalMap","displacementMap","specularMap","roughnessMap","metalnessMap","gradientMap","alphaMap","combine","vertexColors","vertexTangents","vertexUvs","uvsVertexOnly","fog","useFog","fogExp2","flatShading","sizeAttenuation","logarithmicDepthBuffer","skinning","maxBones","useVertexTexture","morphTargets","morphNormals","maxMorphTargets","maxMorphNormals","premultipliedAlpha","numDirLights","numPointLights","numSpotLights","numHemiLights","numRectAreaLights","numDirLightShadows","numPointLightShadows","numSpotLightShadows","shadowMapEnabled","shadowMapType","toneMapping","physicallyCorrectLights","alphaTest","doubleSided","flipSided","numClippingPlanes","numClipIntersection","depthPacking","dithering","sheen","transmissionMap"];function p(t){var e;return t?t.isTexture?e=t.encoding:t.isWebGLRenderTarget&&(console.warn("THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. Use their .texture property instead."),e=t.texture.encoding):e=Fe,e}return{getParameters:function(i,r,d,f,m,v,g){var y,_,w=f.fog,M=i.isMeshStandardMaterial?f.environment:null,S=i.envMap||M,E=h[i.type],T=g.isSkinnedMesh?function(t){var e=t.skeleton.bones;if(s)return 1024;var n=l,i=Math.floor((n-20)/4),r=Math.min(i,e.length);return r<e.length?(console.warn("THREE.WebGLRenderer: Skeleton has "+e.length+" bones. This GPU supports "+r+"."),0):r}(g):0;if(null!==i.precision&&(u=n.getMaxPrecision(i.precision))!==i.precision&&console.warn("THREE.WebGLProgram.getParameters:",i.precision,"not supported, using",u,"instead."),E){var A=ra[E];y=A.vertexShader,_=A.fragmentShader}else y=i.vertexShader,_=i.fragmentShader;var L=t.getRenderTarget();return{isWebGL2:a,shaderID:E,shaderName:i.type,vertexShader:y,fragmentShader:_,defines:i.defines,isRawShaderMaterial:i.isRawShaderMaterial,isShaderMaterial:i.isShaderMaterial,precision:u,instancing:!0===g.isInstancedMesh,supportsVertexTextures:c,outputEncoding:null!==L?p(L.texture):t.outputEncoding,map:!!i.map,mapEncoding:p(i.map),matcap:!!i.matcap,matcapEncoding:p(i.matcap),envMap:!!S,envMapMode:S&&S.mapping,envMapEncoding:p(S),envMapCubeUV:!!S&&(S.mapping===ut||S.mapping===ht),lightMap:!!i.lightMap,lightMapEncoding:p(i.lightMap),aoMap:!!i.aoMap,emissiveMap:!!i.emissiveMap,emissiveMapEncoding:p(i.emissiveMap),bumpMap:!!i.bumpMap,normalMap:!!i.normalMap,objectSpaceNormalMap:i.normalMapType===Xe,tangentSpaceNormalMap:i.normalMapType===qe,clearcoatMap:!!i.clearcoatMap,clearcoatRoughnessMap:!!i.clearcoatRoughnessMap,clearcoatNormalMap:!!i.clearcoatNormalMap,displacementMap:!!i.displacementMap,roughnessMap:!!i.roughnessMap,metalnessMap:!!i.metalnessMap,specularMap:!!i.specularMap,alphaMap:!!i.alphaMap,gradientMap:!!i.gradientMap,sheen:!!i.sheen,transmissionMap:!!i.transmissionMap,combine:i.combine,vertexTangents:i.normalMap&&i.vertexTangents,vertexColors:i.vertexColors,vertexUvs:!!(i.map||i.bumpMap||i.normalMap||i.specularMap||i.alphaMap||i.emissiveMap||i.roughnessMap||i.metalnessMap||i.clearcoatMap||i.clearcoatRoughnessMap||i.clearcoatNormalMap||i.displacementMap||i.transmissionMap),uvsVertexOnly:!(i.map||i.bumpMap||i.normalMap||i.specularMap||i.alphaMap||i.emissiveMap||i.roughnessMap||i.metalnessMap||i.clearcoatNormalMap||i.transmissionMap||!i.displacementMap),fog:!!w,useFog:i.fog,fogExp2:w&&w.isFogExp2,flatShading:i.flatShading,sizeAttenuation:i.sizeAttenuation,logarithmicDepthBuffer:o,skinning:i.skinning&&T>0,maxBones:T,useVertexTexture:s,morphTargets:i.morphTargets,morphNormals:i.morphNormals,maxMorphTargets:t.maxMorphTargets,maxMorphNormals:t.maxMorphNormals,numDirLights:r.directional.length,numPointLights:r.point.length,numSpotLights:r.spot.length,numRectAreaLights:r.rectArea.length,numHemiLights:r.hemi.length,numDirLightShadows:r.directionalShadowMap.length,numPointLightShadows:r.pointShadowMap.length,numSpotLightShadows:r.spotShadowMap.length,numClippingPlanes:m,numClipIntersection:v,dithering:i.dithering,shadowMapEnabled:t.shadowMap.enabled&&d.length>0,shadowMapType:t.shadowMap.type,toneMapping:i.toneMapped?t.toneMapping:tt,physicallyCorrectLights:t.physicallyCorrectLights,premultipliedAlpha:i.premultipliedAlpha,alphaTest:i.alphaTest,doubleSided:i.side===b,flipSided:i.side===x,depthPacking:void 0!==i.depthPacking&&i.depthPacking,index0AttributeName:i.index0AttributeName,extensionDerivatives:i.extensions&&i.extensions.derivatives,extensionFragDepth:i.extensions&&i.extensions.fragDepth,extensionDrawBuffers:i.extensions&&i.extensions.drawBuffers,extensionShaderTextureLOD:i.extensions&&i.extensions.shaderTextureLOD,rendererExtensionFragDepth:a||null!==e.get("EXT_frag_depth"),rendererExtensionDrawBuffers:a||null!==e.get("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:a||null!==e.get("EXT_shader_texture_lod"),customProgramCacheKey:i.customProgramCacheKey()}},getProgramCacheKey:function(e){var n=[];if(e.shaderID?n.push(e.shaderID):(n.push(e.fragmentShader),n.push(e.vertexShader)),void 0!==e.defines)for(var i in e.defines)n.push(i),n.push(e.defines[i]);if(void 0===e.isRawShaderMaterial){for(var r=0;r<d.length;r++)n.push(e[d[r]]);n.push(t.outputEncoding),n.push(t.gammaFactor)}return n.push(e.customProgramCacheKey),n.join()},getUniforms:function(t){var e,n=h[t.type];if(n){var i=ra[n];e=Ur.clone(i.uniforms)}else e=t.uniforms;return e},acquireProgram:function(e,n){for(var a,o=0,s=r.length;o<s;o++){var l=r[o];if(l.cacheKey===n){++(a=l).usedTimes;break}}return void 0===a&&(a=new Io(t,n,e,i),r.push(a)),a},releaseProgram:function(t){if(0==--t.usedTimes){var e=r.indexOf(t);r[e]=r[r.length-1],r.pop(),t.destroy()}},programs:r}}function zo(){var t=new WeakMap;return{get:function(e){var n=t.get(e);return void 0===n&&(n={},t.set(e,n)),n},remove:function(e){t.delete(e)},update:function(e,n,i){t.get(e)[n]=i},dispose:function(){t=new WeakMap}}}function Uo(t,e){return t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.program!==e.program?t.program.id-e.program.id:t.material.id!==e.material.id?t.material.id-e.material.id:t.z!==e.z?t.z-e.z:t.id-e.id}function Bo(t,e){return t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.z!==e.z?e.z-t.z:t.id-e.id}function ko(t){var e=[],n=0,i=[],r=[],a={id:-1};function o(i,r,o,s,l,c){var u=e[n],h=t.get(o);return void 0===u?(u={id:i.id,object:i,geometry:r,material:o,program:h.program||a,groupOrder:s,renderOrder:i.renderOrder,z:l,group:c},e[n]=u):(u.id=i.id,u.object=i,u.geometry=r,u.material=o,u.program=h.program||a,u.groupOrder=s,u.renderOrder=i.renderOrder,u.z=l,u.group=c),n++,u}return{opaque:i,transparent:r,init:function(){n=0,i.length=0,r.length=0},push:function(t,e,n,a,s,l){var c=o(t,e,n,a,s,l);(!0===n.transparent?r:i).push(c)},unshift:function(t,e,n,a,s,l){var c=o(t,e,n,a,s,l);(!0===n.transparent?r:i).unshift(c)},finish:function(){for(var t=n,i=e.length;t<i;t++){var r=e[t];if(null===r.id)break;r.id=null,r.object=null,r.geometry=null,r.material=null,r.program=null,r.group=null}},sort:function(t,e){i.length>1&&i.sort(t||Uo),r.length>1&&r.sort(e||Bo)}}}function Go(t){var e=new WeakMap;function n(t){var i=t.target;i.removeEventListener("dispose",n),e.delete(i)}return{get:function(i,r){var a,o=e.get(i);return void 0===o?(a=new ko(t),e.set(i,new WeakMap),e.get(i).set(r,a),i.addEventListener("dispose",n)):void 0===(a=o.get(r))&&(a=new ko(t),o.set(r,a)),a},dispose:function(){e=new WeakMap}}}function Ho(){var t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];var n;switch(e.type){case"DirectionalLight":n={direction:new vn,color:new Ni};break;case"SpotLight":n={position:new vn,direction:new vn,color:new Ni,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new vn,color:new Ni,distance:0,decay:0};break;case"HemisphereLight":n={direction:new vn,skyColor:new Ni,groundColor:new Ni};break;case"RectAreaLight":n={color:new Ni,position:new vn,halfWidth:new vn,halfHeight:new vn}}return t[e.id]=n,n}}}var jo=0;function Vo(t,e){return(e.castShadow?1:0)-(t.castShadow?1:0)}function Wo(){for(var t,e=new Ho,n=(t={},{get:function(e){if(void 0!==t[e.id])return t[e.id];var n;switch(e.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new an};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new an,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=n,n}}),i={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]},r=0;r<9;r++)i.probe.push(new vn);var a=new vn,o=new Sn,s=new Sn;return{setup:function(t,r,l){for(var c=0,u=0,h=0,d=0;d<9;d++)i.probe[d].set(0,0,0);var p=0,f=0,m=0,v=0,g=0,y=0,x=0,b=0,_=l.matrixWorldInverse;t.sort(Vo);for(var w=0,M=t.length;w<M;w++){var S=t[w],E=S.color,T=S.intensity,A=S.distance,L=S.shadow&&S.shadow.map?S.shadow.map.texture:null;if(S.isAmbientLight)c+=E.r*T,u+=E.g*T,h+=E.b*T;else if(S.isLightProbe)for(var C=0;C<9;C++)i.probe[C].addScaledVector(S.sh.coefficients[C],T);else if(S.isDirectionalLight){var P=e.get(S);if(P.color.copy(S.color).multiplyScalar(S.intensity),P.direction.setFromMatrixPosition(S.matrixWorld),a.setFromMatrixPosition(S.target.matrixWorld),P.direction.sub(a),P.direction.transformDirection(_),S.castShadow){var R=S.shadow,O=n.get(S);O.shadowBias=R.bias,O.shadowNormalBias=R.normalBias,O.shadowRadius=R.radius,O.shadowMapSize=R.mapSize,i.directionalShadow[p]=O,i.directionalShadowMap[p]=L,i.directionalShadowMatrix[p]=S.shadow.matrix,y++}i.directional[p]=P,p++}else if(S.isSpotLight){var N=e.get(S);if(N.position.setFromMatrixPosition(S.matrixWorld),N.position.applyMatrix4(_),N.color.copy(E).multiplyScalar(T),N.distance=A,N.direction.setFromMatrixPosition(S.matrixWorld),a.setFromMatrixPosition(S.target.matrixWorld),N.direction.sub(a),N.direction.transformDirection(_),N.coneCos=Math.cos(S.angle),N.penumbraCos=Math.cos(S.angle*(1-S.penumbra)),N.decay=S.decay,S.castShadow){var D=S.shadow,I=n.get(S);I.shadowBias=D.bias,I.shadowNormalBias=D.normalBias,I.shadowRadius=D.radius,I.shadowMapSize=D.mapSize,i.spotShadow[m]=I,i.spotShadowMap[m]=L,i.spotShadowMatrix[m]=S.shadow.matrix,b++}i.spot[m]=N,m++}else if(S.isRectAreaLight){var F=e.get(S);F.color.copy(E).multiplyScalar(T),F.position.setFromMatrixPosition(S.matrixWorld),F.position.applyMatrix4(_),s.identity(),o.copy(S.matrixWorld),o.premultiply(_),s.extractRotation(o),F.halfWidth.set(.5*S.width,0,0),F.halfHeight.set(0,.5*S.height,0),F.halfWidth.applyMatrix4(s),F.halfHeight.applyMatrix4(s),i.rectArea[v]=F,v++}else if(S.isPointLight){var z=e.get(S);if(z.position.setFromMatrixPosition(S.matrixWorld),z.position.applyMatrix4(_),z.color.copy(S.color).multiplyScalar(S.intensity),z.distance=S.distance,z.decay=S.decay,S.castShadow){var U=S.shadow,B=n.get(S);B.shadowBias=U.bias,B.shadowNormalBias=U.normalBias,B.shadowRadius=U.radius,B.shadowMapSize=U.mapSize,B.shadowCameraNear=U.camera.near,B.shadowCameraFar=U.camera.far,i.pointShadow[f]=B,i.pointShadowMap[f]=L,i.pointShadowMatrix[f]=S.shadow.matrix,x++}i.point[f]=z,f++}else if(S.isHemisphereLight){var k=e.get(S);k.direction.setFromMatrixPosition(S.matrixWorld),k.direction.transformDirection(_),k.direction.normalize(),k.skyColor.copy(S.color).multiplyScalar(T),k.groundColor.copy(S.groundColor).multiplyScalar(T),i.hemi[g]=k,g++}}i.ambient[0]=c,i.ambient[1]=u,i.ambient[2]=h;var G=i.hash;G.directionalLength===p&&G.pointLength===f&&G.spotLength===m&&G.rectAreaLength===v&&G.hemiLength===g&&G.numDirectionalShadows===y&&G.numPointShadows===x&&G.numSpotShadows===b||(i.directional.length=p,i.spot.length=m,i.rectArea.length=v,i.point.length=f,i.hemi.length=g,i.directionalShadow.length=y,i.directionalShadowMap.length=y,i.pointShadow.length=x,i.pointShadowMap.length=x,i.spotShadow.length=b,i.spotShadowMap.length=b,i.directionalShadowMatrix.length=y,i.pointShadowMatrix.length=x,i.spotShadowMatrix.length=b,G.directionalLength=p,G.pointLength=f,G.spotLength=m,G.rectAreaLength=v,G.hemiLength=g,G.numDirectionalShadows=y,G.numPointShadows=x,G.numSpotShadows=b,i.version=jo++)},state:i}}function qo(){var t=new Wo,e=[],n=[];return{init:function(){e.length=0,n.length=0},state:{lightsArray:e,shadowsArray:n,lights:t},setupLights:function(i){t.setup(e,n,i)},pushLight:function(t){e.push(t)},pushShadow:function(t){n.push(t)}}}function Xo(){var t=new WeakMap;function e(n){var i=n.target;i.removeEventListener("dispose",e),t.delete(i)}return{get:function(n,i){var r;return!1===t.has(n)?(r=new qo,t.set(n,new WeakMap),t.get(n).set(i,r),n.addEventListener("dispose",e)):!1===t.get(n).has(i)?(r=new qo,t.get(n).set(i,r)):r=t.get(n).get(i),r},dispose:function(){t=new WeakMap}}}function Yo(t){Bi.call(this),this.type="MeshDepthMaterial",this.depthPacking=Ve,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(t)}function Zo(t){Bi.call(this),this.type="MeshDistanceMaterial",this.referencePosition=new vn,this.nearDistance=1,this.farDistance=1e3,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(t)}Yo.prototype=Object.create(Bi.prototype),Yo.prototype.constructor=Yo,Yo.prototype.isMeshDepthMaterial=!0,Yo.prototype.copy=function(t){return Bi.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},Zo.prototype=Object.create(Bi.prototype),Zo.prototype.constructor=Zo,Zo.prototype.isMeshDistanceMaterial=!0,Zo.prototype.copy=function(t){return Bi.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};var Jo="uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n  float mean = 0.0;\n  float squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy  ) / resolution ) );\n  for ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n    #ifdef HORIZONAL_PASS\n      vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n      mean += distribution.x;\n      squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n    #else\n      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l=e.update(n),c=n.material;if(Array.isArray(c))for(var u=l.groups,h=0,d=u.length;h<d;h++){var p=u[h],f=c[p.materialIndex];if(f&&f.visible){var m=E(n,l,f,o,a.near,a.far,s);t.renderBufferDirect(a,null,l,m,n,p)}}else if(c.visible){var v=E(n,l,c,o,a.near,a.far,s);t.renderBufferDirect(a,null,l,v,n,null)}}for(var y=n.children,x=0,b=y.length;x<b;x++)T(y[x],r,a,o,s)}}this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=m,this.render=function(e,s,l){if(!1!==v.enabled&&(!1!==v.autoUpdate||!1!==v.needsUpdate)&&0!==e.length){var c=t.getRenderTarget(),u=t.getActiveCubeFace(),h=t.getActiveMipmapLevel(),d=t.state;d.setBlending(_),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);for(var p=0,f=e.length;p<f;p++){var m=e[p],y=m.shadow;if(!1!==y.autoUpdate||!1!==y.needsUpdate)if(void 0!==y){r.copy(y.mapSize);var x=y.getFrameExtents();if(r.multiply(x),a.copy(y.mapSize),(r.x>n||r.y>n)&&(r.x>n&&(a.x=Math.floor(n/x.x),r.x=a.x*x.x,y.mapSize.x=a.x),r.y>n&&(a.y=Math.floor(n/x.y),r.y=a.y*x.y,y.mapSize.y=a.y)),null===y.map&&!y.isPointLightShadow&&this.type===g){var b={minFilter:yt,magFilter:yt,format:It,stencilBuffer:!1};y.map=new hn(r.x,r.y,b),y.map.texture.name=m.name+".shadowMap",y.mapPass=new hn(r.x,r.y,b),y.camera.updateProjectionMatrix()}if(null===y.map){var M={minFilter:mt,magFilter:mt,format:It,stencilBuffer:!1};y.map=new hn(r.x,r.y,M),y.map.texture.name=m.name+".shadowMap",y.camera.updateProjectionMatrix()}t.setRenderTarget(y.map),t.clear();for(var S=y.getViewportCount(),E=0;E<S;E++){var A=y.getViewport(E);o.set(a.x*A.x,a.y*A.y,a.x*A.z,a.y*A.w),d.viewport(o),y.updateMatrices(m,E),i=y.getFrustum(),T(s,l,y.camera,m,this.type)}y.isPointLightShadow||this.type!==g||w(y,l),y.needsUpdate=!1}else console.warn("THREE.WebGLShadowMap:",m,"has no 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t.depthFunc(515);i=e}},setLocked:function(t){e=t},setClear:function(e){r!==e&&(t.clearDepth(e),r=e)},reset:function(){e=!1,n=null,i=null,r=null}}},c=new function(){var e=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null;return{setTest:function(t){e||(t?gt(2960):yt(2960))},setMask:function(i){n===i||e||(t.stencilMask(i),n=i)},setFunc:function(e,n,o){i===e&&r===n&&a===o||(t.stencilFunc(e,n,o),i=e,r=n,a=o)},setOp:function(e,n,i){o===e&&s===n&&l===i||(t.stencilOp(e,n,i),o=e,s=n,l=i)},setLocked:function(t){e=t},setClear:function(e){c!==e&&(t.clearStencil(e),c=e)},reset:function(){e=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null}}},u={},h=null,m=null,v=null,g=null,y=null,Q=null,$=null,K=null,tt=null,et=!1,nt=null,it=null,rt=null,at=null,ot=null,st=t.getParameter(35661),lt=!1,ct=0,ut=t.getParameter(7938);-1!==ut.indexOf("WebGL")?(ct=parseFloat(/^WebGL\ ([0-9])/.exec(ut)[1]),lt=ct>=1):-1!==ut.indexOf("OpenGL ES")&&(ct=parseFloat(/^OpenGL\ ES\ 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N(n,r,o){o?(t.texParameteri(n,10242,R[r.wrapS]),t.texParameteri(n,10243,R[r.wrapT]),32879!==n&&35866!==n||t.texParameteri(n,32882,R[r.wrapR]),t.texParameteri(n,10240,O[r.magFilter]),t.texParameteri(n,10241,O[r.minFilter])):(t.texParameteri(n,10242,33071),t.texParameteri(n,10243,33071),32879!==n&&35866!==n||t.texParameteri(n,32882,33071),r.wrapS===pt&&r.wrapT===pt||console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping."),t.texParameteri(n,10240,S(r.magFilter)),t.texParameteri(n,10241,S(r.minFilter)),r.minFilter!==mt&&r.minFilter!==yt&&console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter."));var s=e.get("EXT_texture_filter_anisotropic");if(s){if(r.type===At&&null===e.get("OES_texture_float_linear"))return;if(r.type===Lt&&null===(h||e.get("OES_texture_half_float_linear")))return;(r.anisotropy>1||i.get(r).__currentAnisotropy)&&(t.texParameterf(n,s.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(r.anisotropy,a.getMaxAnisotropy())),i.get(r).__currentAnisotropy=r.anisotropy)}}function D(e,n){void 0===e.__webglInit&&(e.__webglInit=!0,n.addEventListener("dispose",E),e.__webglTexture=t.createTexture(),s.memory.textures++)}function I(e,i,r){var a=3553;i.isDataTexture2DArray&&(a=35866),i.isDataTexture3D&&(a=32879),D(e,i),n.activeTexture(33984+r),n.bindTexture(a,e.__webglTexture),t.pixelStorei(37440,i.flipY),t.pixelStorei(37441,i.premultiplyAlpha),t.pixelStorei(3317,i.unpackAlignment);var s,l=function(t){return!h&&(t.wrapS!==pt||t.wrapT!==pt||t.minFilter!==mt&&t.minFilter!==yt)}(i)&&!1===b(i.image),c=x(i.image,l,!1,f),u=b(c)||h,d=o.convert(i.format),p=o.convert(i.type),m=M(i.internalFormat,d,p);N(a,i,u);var v=i.mipmaps;if(i.isDepthTexture)m=6402,h?m=i.type===At?36012:i.type===Tt?33190:i.type===Ot?35056:33189:i.type===At&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),i.format===Bt&&6402===m&&i.type!==St&&i.type!==Tt&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),i.type=St,p=o.convert(i.type)),i.format===kt&&6402===m&&(m=34041,i.type!==Ot&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),i.type=Ot,p=o.convert(i.type))),n.texImage2D(3553,0,m,c.width,c.height,0,d,p,null);else if(i.isDataTexture)if(v.length>0&&u){for(var g=0,y=v.length;g<y;g++)s=v[g],n.texImage2D(3553,g,m,s.width,s.height,0,d,p,s.data);i.generateMipmaps=!1,e.__maxMipLevel=v.length-1}else n.texImage2D(3553,0,m,c.width,c.height,0,d,p,c.data),e.__maxMipLevel=0;else if(i.isCompressedTexture){for(var S=0,E=v.length;S<E;S++)s=v[S],i.format!==It&&i.format!==Dt?null!==d?n.compressedTexImage2D(3553,S,m,s.width,s.height,0,s.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):n.texImage2D(3553,S,m,s.width,s.height,0,d,p,s.data);e.__maxMipLevel=v.length-1}else if(i.isDataTexture2DArray)n.texImage3D(35866,0,m,c.width,c.height,c.depth,0,d,p,c.data),e.__maxMipLevel=0;else if(i.isDataTexture3D)n.texImage3D(32879,0,m,c.width,c.height,c.depth,0,d,p,c.data),e.__maxMipLevel=0;else if(v.length>0&&u){for(var T=0,A=v.length;T<A;T++)s=v[T],n.texImage2D(3553,T,m,d,p,s);i.generateMipmaps=!1,e.__maxMipLevel=v.length-1}else n.texImage2D(3553,0,m,d,p,c),e.__maxMipLevel=0;_(i,u)&&w(a,i,c.width,c.height),e.__version=i.version,i.onUpdate&&i.onUpdate(i)}function F(e,r,a,s){var l=o.convert(r.texture.format),c=o.convert(r.texture.type),u=M(r.texture.internalFormat,l,c);n.texImage2D(s,0,u,r.width,r.height,0,l,c,null),t.bindFramebuffer(36160,e),t.framebufferTexture2D(36160,a,s,i.get(r.texture).__webglTexture,0),t.bindFramebuffer(36160,null)}function z(e,n,i){if(t.bindRenderbuffer(36161,e),n.depthBuffer&&!n.stencilBuffer){var r=33189;if(i){var a=n.depthTexture;a&&a.isDepthTexture&&(a.type===At?r=36012:a.type===Tt&&(r=33190));var s=B(n);t.renderbufferStorageMultisample(36161,s,r,n.width,n.height)}else t.renderbufferStorage(36161,r,n.width,n.height);t.framebufferRenderbuffer(36160,36096,36161,e)}else if(n.depthBuffer&&n.stencilBuffer){if(i){var l=B(n);t.renderbufferStorageMultisample(36161,l,35056,n.width,n.height)}else t.renderbufferStorage(36161,34041,n.width,n.height);t.framebufferRenderbuffer(36160,33306,36161,e)}else{var c=o.convert(n.texture.format),u=o.convert(n.texture.type),h=M(n.texture.internalFormat,c,u);if(i){var d=B(n);t.renderbufferStorageMultisample(36161,d,h,n.width,n.height)}else t.renderbufferStorage(36161,h,n.width,n.height)}t.bindRenderbuffer(36161,null)}function U(e){var n=i.get(e),r=!0===e.isWebGLCubeRenderTarget;if(e.depthTexture){if(r)throw new Error("target.depthTexture not supported in Cube render targets");!function(e,n){if(n&&n.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(t.bindFramebuffer(36160,e),!n.depthTexture||!n.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of 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k=!1,G=!1;this.allocateTextureUnit=function(){var t=A;return t>=d&&console.warn("THREE.WebGLTextures: Trying to use "+t+" texture units while this GPU supports only "+d),A+=1,t},this.resetTextureUnits=function(){A=0},this.setTexture2D=L,this.setTexture2DArray=function(t,e){var r=i.get(t);t.version>0&&r.__version!==t.version?I(r,t,e):(n.activeTexture(33984+e),n.bindTexture(35866,r.__webglTexture))},this.setTexture3D=function(t,e){var r=i.get(t);t.version>0&&r.__version!==t.version?I(r,t,e):(n.activeTexture(33984+e),n.bindTexture(32879,r.__webglTexture))},this.setTextureCube=C,this.setTextureCubeDynamic=P,this.setupRenderTarget=function(e){var r=i.get(e),a=i.get(e.texture);e.addEventListener("dispose",T),a.__webglTexture=t.createTexture(),s.memory.textures++;var l=!0===e.isWebGLCubeRenderTarget,c=!0===e.isWebGLMultisampleRenderTarget,u=b(e)||h;if(!h||e.texture.format!==Dt||e.texture.type!==At&&e.texture.type!==Lt||(e.texture.format=It,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.")),l){r.__webglFramebuffer=[];for(var d=0;d<6;d++)r.__webglFramebuffer[d]=t.createFramebuffer()}else if(r.__webglFramebuffer=t.createFramebuffer(),c)if(h){r.__webglMultisampledFramebuffer=t.createFramebuffer(),r.__webglColorRenderbuffer=t.createRenderbuffer(),t.bindRenderbuffer(36161,r.__webglColorRenderbuffer);var p=o.convert(e.texture.format),f=o.convert(e.texture.type),m=M(e.texture.internalFormat,p,f),v=B(e);t.renderbufferStorageMultisample(36161,v,m,e.width,e.height),t.bindFramebuffer(36160,r.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(36160,36064,36161,r.__webglColorRenderbuffer),t.bindRenderbuffer(36161,null),e.depthBuffer&&(r.__webglDepthRenderbuffer=t.createRenderbuffer(),z(r.__webglDepthRenderbuffer,e,!0)),t.bindFramebuffer(36160,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");if(l){n.bindTexture(34067,a.__webglTexture),N(34067,e.texture,u);for(var g=0;g<6;g++)F(r.__webglFramebuffer[g],e,36064,34069+g);_(e.texture,u)&&w(34067,e.texture,e.width,e.height),n.bindTexture(34067,null)}else n.bindTexture(3553,a.__webglTexture),N(3553,e.texture,u),F(r.__webglFramebuffer,e,36064,3553),_(e.texture,u)&&w(3553,e.texture,e.width,e.height),n.bindTexture(3553,null);e.depthBuffer&&U(e)},this.updateRenderTargetMipmap=function(t){var e=t.texture;if(_(e,b(t)||h)){var r=t.isWebGLCubeRenderTarget?34067:3553,a=i.get(e).__webglTexture;n.bindTexture(r,a),w(r,e,t.width,t.height),n.bindTexture(r,null)}},this.updateMultisampleRenderTarget=function(e){if(e.isWebGLMultisampleRenderTarget)if(h){var n=i.get(e);t.bindFramebuffer(36008,n.__webglMultisampledFramebuffer),t.bindFramebuffer(36009,n.__webglFramebuffer);var r=e.width,a=e.height,o=16384;e.depthBuffer&&(o|=256),e.stencilBuffer&&(o|=1024),t.blitFramebuffer(0,0,r,a,0,0,r,a,o,9728),t.bindFramebuffer(36160,n.__webglMultisampledFramebuffer)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")},this.safeSetTexture2D=function(t,e){t&&t.isWebGLRenderTarget&&(!1===k&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),k=!0),t=t.texture),L(t,e)},this.safeSetTextureCube=function(t,e){t&&t.isWebGLCubeRenderTarget&&(!1===G&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. 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n.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(t===Zt)return n.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(t===Jt)return n.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(t===Qt||t===$t||t===Kt||t===te){if(null===(n=e.get("WEBGL_compressed_texture_pvrtc")))return null;if(t===Qt)return n.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(t===$t)return n.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(t===Kt)return n.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(t===te)return n.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(t===ee)return null!==(n=e.get("WEBGL_compressed_texture_etc1"))?n.COMPRESSED_RGB_ETC1_WEBGL:null;if((t===ne||t===ie)&&null!==(n=e.get("WEBGL_compressed_texture_etc"))){if(t===ne)return n.COMPRESSED_RGB8_ETC2;if(t===ie)return n.COMPRESSED_RGBA8_ETC2_EAC}return t===re||t===ae||t===oe||t===se||t===le||t===ce||t===ue||t===he||t===de||t===pe||t===fe||t===me||t===ve||t===ge||t===xe||t===be||t===_e||t===we||t===Me||t===Se||t===Ee||t===Te||t===Ae||t===Le||t===Ce||t===Pe||t===Re||t===Oe?null!==(n=e.get("WEBGL_compressed_texture_astc"))?t:null:t===ye?null!==(n=e.get("EXT_texture_compression_bptc"))?t:null:t===Ot?i?34042:null!==(n=e.get("WEBGL_depth_texture"))?n.UNSIGNED_INT_24_8_WEBGL:null:void 0}}}function ns(t){jr.call(this),this.cameras=t||[]}function is(){Hn.call(this),this.type="Group"}function rs(){this._targetRay=null,this._grip=null,this._hand=null}function as(t,e){var n=this,i=null,r=1,a=null,o="local-floor",s=null,l=[],c=new Map,u=new jr;u.layers.enable(1),u.viewport=new un;var h=new jr;h.layers.enable(2),h.viewport=new un;var d=[u,h],p=new ns;p.layers.enable(1),p.layers.enable(2);var f=null,m=null;function v(t){var e=c.get(t.inputSource);e&&e.dispatchEvent({type:t.type})}function g(){c.forEach(function(t,e){t.disconnect(e)}),c.clear(),t.setFramebuffer(null),t.setRenderTarget(t.getRenderTarget()),S.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function y(t){a=t,S.setContext(i),S.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}function x(t){for(var e=i.inputSources,n=0;n<l.length;n++)c.set(e[n],l[n]);for(var r=0;r<t.removed.length;r++){var a=t.removed[r],o=c.get(a);o&&(o.dispatchEvent({type:"disconnected",data:a}),c.delete(a))}for(var s=0;s<t.added.length;s++){var u=t.added[s],h=c.get(u);h&&h.dispatchEvent({type:"connected",data:u})}}this.enabled=!1,this.isPresenting=!1,this.getController=function(t){var e=l[t];return void 0===e&&(e=new rs,l[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){var e=l[t];return void 0===e&&(e=new rs,l[t]=e),e.getGripSpace()},this.getHand=function(t){var e=l[t];return void 0===e&&(e=new rs,l[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){r=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(t){o=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return a},this.getSession=function(){return i},this.setSession=function(t){if(null!==(i=t)){i.addEventListener("select",v),i.addEventListener("selectstart",v),i.addEventListener("selectend",v),i.addEventListener("squeeze",v),i.addEventListener("squeezestart",v),i.addEventListener("squeezeend",v),i.addEventListener("end",g);var n=e.getContextAttributes();!0!==n.xrCompatible&&e.makeXRCompatible();var a={antialias:n.antialias,alpha:n.alpha,depth:n.depth,stencil:n.stencil,framebufferScaleFactor:r},s=new XRWebGLLayer(i,e,a);i.updateRenderState({baseLayer:s}),i.requestReferenceSpace(o).then(y),i.addEventListener("inputsourceschange",x)}};var b=new vn,_=new vn;function w(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.getInverse(t.matrixWorld)}this.getCamera=function(t){p.near=h.near=u.near=t.near,p.far=h.far=u.far=t.far,f===p.near&&m===p.far||(i.updateRenderState({depthNear:p.near,depthFar:p.far}),f=p.near,m=p.far);var e=t.parent,n=p.cameras;w(p,e);for(var r=0;r<n.length;r++)w(n[r],e);t.matrixWorld.copy(p.matrixWorld);for(var a=t.children,o=0,s=a.length;o<s;o++)a[o].updateMatrixWorld(!0);return 2===n.length?function(t,e,n){b.setFromMatrixPosition(e.matrixWorld),_.setFromMatrixPosition(n.matrixWorld);var i=b.distanceTo(_),r=e.projectionMatrix.elements,a=n.projectionMatrix.elements,o=r[14]/(r[10]-1),s=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],u=(r[8]-1)/r[0],h=(a[8]+1)/a[0],d=o*u,p=o*h,f=i/(-u+h),m=f*-u;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 v=o+f,g=s+f,y=d-m,x=p+(i-m),w=l*s/g*v,M=c*s/g*v;t.projectionMatrix.makePerspective(y,x,w,M,v,g)}(p,u,h):p.projectionMatrix.copy(u.projectionMatrix),p};var M=null;var S=new Kr;S.setAnimationLoop(function(e,n){if(null!==(s=n.getViewerPose(a))){var r=s.views,o=i.renderState.baseLayer;t.setFramebuffer(o.framebuffer);var c=!1;r.length!==p.cameras.length&&(p.cameras.length=0,c=!0);for(var u=0;u<r.length;u++){var h=r[u],f=o.getViewport(h),m=d[u];m.matrix.fromArray(h.transform.matrix),m.projectionMatrix.fromArray(h.projectionMatrix),m.viewport.set(f.x,f.y,f.width,f.height),0===u&&p.matrix.copy(m.matrix),!0===c&&p.cameras.push(m)}}for(var v=i.inputSources,g=0;g<l.length;g++){var y=l[g],x=v[g];y.update(x,n,a)}M&&M(e,n)}),this.setAnimationLoop=function(t){M=t},this.dispose=function(){}}function os(t){function e(e,n,i){e.opacity.value=n.opacity,n.color&&e.diffuse.value.copy(n.color),n.emissive&&e.emissive.value.copy(n.emissive).multiplyScalar(n.emissiveIntensity),n.map&&(e.map.value=n.map),n.alphaMap&&(e.alphaMap.value=n.alphaMap),n.specularMap&&(e.specularMap.value=n.specularMap);var r,a,o=n.envMap||i;if(o){e.envMap.value=o,e.flipEnvMap.value=o.isCubeTexture?-1:1,e.reflectivity.value=n.reflectivity,e.refractionRatio.value=n.refractionRatio;var s=t.get(o).__maxMipLevel;void 0!==s&&(e.maxMipLevel.value=s)}n.lightMap&&(e.lightMap.value=n.lightMap,e.lightMapIntensity.value=n.lightMapIntensity),n.aoMap&&(e.aoMap.value=n.aoMap,e.aoMapIntensity.value=n.aoMapIntensity),n.map?r=n.map:n.specularMap?r=n.specularMap:n.displacementMap?r=n.displacementMap:n.normalMap?r=n.normalMap:n.bumpMap?r=n.bumpMap:n.roughnessMap?r=n.roughnessMap:n.metalnessMap?r=n.metalnessMap:n.alphaMap?r=n.alphaMap:n.emissiveMap&&(r=n.emissiveMap),void 0!==r&&(r.isWebGLRenderTarget&&(r=r.texture),!0===r.matrixAutoUpdate&&r.updateMatrix(),e.uvTransform.value.copy(r.matrix)),n.aoMap?a=n.aoMap:n.lightMap&&(a=n.lightMap),void 0!==a&&(a.isWebGLRenderTarget&&(a=a.texture),!0===a.matrixAutoUpdate&&a.updateMatrix(),e.uv2Transform.value.copy(a.matrix))}function n(t,e,n){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,e.side===x&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===x&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias),(e.envMap||n)&&(t.envMapIntensity.value=e.envMapIntensity)}return{refreshFogUniforms: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)},refreshMaterialUniforms:function(t,i,r,a,o){i.isMeshBasicMaterial?e(t,i):i.isMeshLambertMaterial?(e(t,i),function(t,e){e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap)}(t,i)):i.isMeshToonMaterial?(e(t,i),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,e.side===x&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===x&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshPhongMaterial?(e(t,i),function(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,e.side===x&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===x&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshStandardMaterial?(e(t,i,r),i.isMeshPhysicalMaterial?function(t,e,i){n(t,e,i),t.reflectivity.value=e.reflectivity,t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.sheen&&t.sheen.value.copy(e.sheen),e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap),e.clearcoatNormalMap&&(t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),t.clearcoatNormalMap.value=e.clearcoatNormalMap,e.side===x&&t.clearcoatNormalScale.value.negate()),t.transmission.value=e.transmission,e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap)}(t,i,r):n(t,i,r)):i.isMeshMatcapMaterial?(e(t,i),function(t,e){e.matcap&&(t.matcap.value=e.matcap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,e.side===x&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===x&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshDepthMaterial?(e(t,i),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshDistanceMaterial?(e(t,i),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}(t,i)):i.isMeshNormalMaterial?(e(t,i),function(t,e){e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,e.side===x&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===x&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity}(t,i),i.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,i)):i.isPointsMaterial?function(t,e,n,i){var r;t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*i,e.map&&(t.map.value=e.map),e.alphaMap&&(t.alphaMap.value=e.alphaMap),e.map?r=e.map:e.alphaMap&&(r=e.alphaMap),void 0!==r&&(!0===r.matrixAutoUpdate&&r.updateMatrix(),t.uvTransform.value.copy(r.matrix))}(t,i,a,o):i.isSpriteMaterial?function(t,e){var n;t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map),e.alphaMap&&(t.alphaMap.value=e.alphaMap),e.map?n=e.map:e.alphaMap&&(n=e.alphaMap),void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),t.uvTransform.value.copy(n.matrix))}(t,i):i.isShadowMaterial?(t.color.value.copy(i.color),t.opacity.value=i.opacity):i.isShaderMaterial&&(i.uniformsNeedUpdate=!1)}}}function ss(t){var e=void 0!==(t=t||{}).canvas?t.canvas:document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),n=void 0!==t.context?t.context:null,i=void 0!==t.alpha&&t.alpha,r=void 0===t.depth||t.depth,a=void 0===t.stencil||t.stencil,o=void 0!==t.antialias&&t.antialias,s=void 0===t.premultipliedAlpha||t.premultipliedAlpha,l=void 0!==t.preserveDrawingBuffer&&t.preserveDrawingBuffer,c=void 0!==t.powerPreference?t.powerPreference:"default",u=void 0!==t.failIfMajorPerformanceCaveat&&t.failIfMajorPerformanceCaveat,h=null,d=null;this.domElement=e,this.debug={checkShaderErrors:!0},this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.sortObjects=!0,this.clippingPlanes=[],this.localClippingEnabled=!1,this.gammaFactor=2,this.outputEncoding=Fe,this.physicallyCorrectLights=!1,this.toneMapping=tt,this.toneMappingExposure=1,this.maxMorphTargets=8,this.maxMorphNormals=4;var p=this,f=!1,m=null,v=0,g=0,y=null,x=null,b=-1,_=null,w=null,M=new un,S=new un,E=null,T=e.width,A=e.height,L=1,C=null,P=null,R=new un(0,0,T,A),O=new un(0,0,T,A),N=!1,D=new Qr,I=new ca,F=!1,z=!1,U=new Sn,B=new vn,k={background:null,fog:null,environment:null,overrideMaterial:null,isScene:!0};function G(){return null===y?L:1}var H,j,V,W,q,X,Y,Z,J,Q,$,K,et,nt,it,rt,at,ot,st,lt=n;function ct(t,n){for(var i=0;i<t.length;i++){var r=t[i],a=e.getContext(r,n);if(null!==a)return a}return null}try{var ut={alpha:i,depth:r,stencil:a,antialias:o,premultipliedAlpha:s,preserveDrawingBuffer:l,powerPreference:c,failIfMajorPerformanceCaveat:u};if(e.addEventListener("webglcontextlost",mt,!1),e.addEventListener("webglcontextrestored",vt,!1),null===lt){var ht=["webgl2","webgl","experimental-webgl"];if(!0===p.isWebGL1Renderer&&ht.shift(),null===(lt=ct(ht,ut)))throw ct(ht)?new Error("Error creating WebGL context with your selected attributes."):new Error("Error creating WebGL context.")}void 0===lt.getShaderPrecisionFormat&&(lt.getShaderPrecisionFormat=function(){return{rangeMin:1,rangeMax:1,precision:1}})}catch(t){throw console.error("THREE.WebGLRenderer: "+t.message),t}function dt(){H=new ua(lt),!1===(j=new la(lt,H,t)).isWebGL2&&(H.get("WEBGL_depth_texture"),H.get("OES_texture_float"),H.get("OES_texture_half_float"),H.get("OES_texture_half_float_linear"),H.get("OES_standard_derivatives"),H.get("OES_element_index_uint"),H.get("OES_vertex_array_object"),H.get("ANGLE_instanced_arrays")),H.get("OES_texture_float_linear"),ot=new es(lt,H,j),(V=new Ko(lt,H,j)).scissor(S.copy(O).multiplyScalar(L).floor()),V.viewport(M.copy(R).multiplyScalar(L).floor()),W=new pa(lt),q=new zo,X=new ts(lt,H,V,q,j,ot,W),Y=new ta(lt,j),st=new oa(lt,H,Y,j),Z=new ha(lt,Y,W,st),J=new ga(lt,Z,Y,W),it=new va(lt),Q=new Fo(p,H,j,st),$=new os(q),K=new Go(q),et=new Xo,nt=new aa(p,V,J,s),rt=new sa(lt,H,W,j),at=new da(lt,H,W,j),W.programs=Q.programs,p.capabilities=j,p.extensions=H,p.properties=q,p.renderLists=K,p.state=V,p.info=W}dt();var pt=new as(p,lt);this.xr=pt;var ft=new $o(p,J,j.maxTextureSize);function mt(t){t.preventDefault(),console.log("THREE.WebGLRenderer: Context Lost."),f=!0}function vt(){console.log("THREE.WebGLRenderer: Context Restored."),f=!1,dt()}function gt(t){var e=t.target;e.removeEventListener("dispose",gt),function(t){yt(t),q.remove(t)}(e)}function yt(t){var e=q.get(t).program;void 0!==e&&Q.releaseProgram(e)}this.shadowMap=ft,this.getContext=function(){return lt},this.getContextAttributes=function(){return lt.getContextAttributes()},this.forceContextLoss=function(){var t=H.get("WEBGL_lose_context");t&&t.loseContext()},this.forceContextRestore=function(){var t=H.get("WEBGL_lose_context");t&&t.restoreContext()},this.getPixelRatio=function(){return L},this.setPixelRatio=function(t){void 0!==t&&(L=t,this.setSize(T,A,!1))},this.getSize=function(t){return void 0===t&&(console.warn("WebGLRenderer: .getsize() now requires a Vector2 as an argument"),t=new an),t.set(T,A)},this.setSize=function(t,n,i){pt.isPresenting?console.warn("THREE.WebGLRenderer: Can't change size while VR device is presenting."):(T=t,A=n,e.width=Math.floor(t*L),e.height=Math.floor(n*L),!1!==i&&(e.style.width=t+"px",e.style.height=n+"px"),this.setViewport(0,0,t,n))},this.getDrawingBufferSize=function(t){return void 0===t&&(console.warn("WebGLRenderer: .getdrawingBufferSize() now requires a Vector2 as an argument"),t=new an),t.set(T*L,A*L).floor()},this.setDrawingBufferSize=function(t,n,i){T=t,A=n,L=i,e.width=Math.floor(t*i),e.height=Math.floor(n*i),this.setViewport(0,0,t,n)},this.getCurrentViewport=function(t){return void 0===t&&(console.warn("WebGLRenderer: .getCurrentViewport() now requires a Vector4 as an argument"),t=new un),t.copy(M)},this.getViewport=function(t){return t.copy(R)},this.setViewport=function(t,e,n,i){t.isVector4?R.set(t.x,t.y,t.z,t.w):R.set(t,e,n,i),V.viewport(M.copy(R).multiplyScalar(L).floor())},this.getScissor=function(t){return t.copy(O)},this.setScissor=function(t,e,n,i){t.isVector4?O.set(t.x,t.y,t.z,t.w):O.set(t,e,n,i),V.scissor(S.copy(O).multiplyScalar(L).floor())},this.getScissorTest=function(){return N},this.setScissorTest=function(t){V.setScissorTest(N=t)},this.setOpaqueSort=function(t){C=t},this.setTransparentSort=function(t){P=t},this.getClearColor=function(){return nt.getClearColor()},this.setClearColor=function(){nt.setClearColor.apply(nt,arguments)},this.getClearAlpha=function(){return nt.getClearAlpha()},this.setClearAlpha=function(){nt.setClearAlpha.apply(nt,arguments)},this.clear=function(t,e,n){var i=0;(void 0===t||t)&&(i|=16384),(void 0===e||e)&&(i|=256),(void 0===n||n)&&(i|=1024),lt.clear(i)},this.clearColor=function(){this.clear(!0,!1,!1)},this.clearDepth=function(){this.clear(!1,!0,!1)},this.clearStencil=function(){this.clear(!1,!1,!0)},this.dispose=function(){e.removeEventListener("webglcontextlost",mt,!1),e.removeEventListener("webglcontextrestored",vt,!1),K.dispose(),et.dispose(),q.dispose(),J.dispose(),st.dispose(),pt.dispose(),bt.stop()},this.renderBufferImmediate=function(t,e){st.initAttributes();var n=q.get(t);t.hasPositions&&!n.position&&(n.position=lt.createBuffer()),t.hasNormals&&!n.normal&&(n.normal=lt.createBuffer()),t.hasUvs&&!n.uv&&(n.uv=lt.createBuffer()),t.hasColors&&!n.color&&(n.color=lt.createBuffer());var i=e.getAttributes();t.hasPositions&&(lt.bindBuffer(34962,n.position),lt.bufferData(34962,t.positionArray,35048),st.enableAttribute(i.position),lt.vertexAttribPointer(i.position,3,5126,!1,0,0)),t.hasNormals&&(lt.bindBuffer(34962,n.normal),lt.bufferData(34962,t.normalArray,35048),st.enableAttribute(i.normal),lt.vertexAttribPointer(i.normal,3,5126,!1,0,0)),t.hasUvs&&(lt.bindBuffer(34962,n.uv),lt.bufferData(34962,t.uvArray,35048),st.enableAttribute(i.uv),lt.vertexAttribPointer(i.uv,2,5126,!1,0,0)),t.hasColors&&(lt.bindBuffer(34962,n.color),lt.bufferData(34962,t.colorArray,35048),st.enableAttribute(i.color),lt.vertexAttribPointer(i.color,3,5126,!1,0,0)),st.disableUnusedAttributes(),lt.drawArrays(4,0,t.count),t.count=0},this.renderBufferDirect=function(t,e,n,i,r,a){null===e&&(e=k);var o=r.isMesh&&r.matrixWorld.determinant()<0,s=Et(t,e,i,r);V.setMaterial(i,o);var l=n.index,c=n.attributes.position;if(null===l){if(void 0===c||0===c.count)return}else if(0===l.count)return;var u,h=1;!0===i.wireframe&&(l=Z.getWireframeAttribute(n),h=2),(i.morphTargets||i.morphNormals)&&it.update(r,n,i,s),st.setup(r,i,s,n,l);var d=rt;null!==l&&(u=Y.get(l),(d=at).setIndex(u));var p=null!==l?l.count:c.count,f=n.drawRange.start*h,m=n.drawRange.count*h,v=null!==a?a.start*h:0,g=null!==a?a.count*h:1/0,y=Math.max(f,v),x=Math.min(p,f+m,v+g)-1,b=Math.max(0,x-y+1);if(0!==b){if(r.isMesh)!0===i.wireframe?(V.setLineWidth(i.wireframeLinewidth*G()),d.setMode(1)):d.setMode(4);else if(r.isLine){var _=i.linewidth;void 0===_&&(_=1),V.setLineWidth(_*G()),r.isLineSegments?d.setMode(1):r.isLineLoop?d.setMode(2):d.setMode(3)}else r.isPoints?d.setMode(0):r.isSprite&&d.setMode(4);if(r.isInstancedMesh)d.renderInstances(y,b,r.count);else if(n.isInstancedBufferGeometry){var w=Math.min(n.instanceCount,n._maxInstanceCount);d.renderInstances(y,b,w)}else d.render(y,b)}},this.compile=function(t,e){(d=et.get(t,e)).init(),t.traverse(function(t){t.isLight&&(d.pushLight(t),t.castShadow&&d.pushShadow(t))}),d.setupLights(e);var n=new WeakMap;t.traverse(function(e){var i=e.material;if(i)if(Array.isArray(i))for(var r=0;r<i.length;r++){var a=i[r];!1===n.has(a)&&(St(a,t,e),n.set(a))}else!1===n.has(i)&&(St(i,t,e),n.set(i))})};var xt=null;var bt=new Kr;function wt(t,e,n){for(var i=!0===e.isScene?e.overrideMaterial:null,r=0,a=t.length;r<a;r++){var o=t[r],s=o.object,l=o.geometry,c=null===i?o.material:i,u=o.group;if(n.isArrayCamera){w=n;for(var h=n.cameras,p=0,f=h.length;p<f;p++){var m=h[p];s.layers.test(m.layers)&&(V.viewport(M.copy(m.viewport)),d.setupLights(m),Mt(s,e,m,l,c,u))}}else w=null,Mt(s,e,n,l,c,u)}}function Mt(t,e,n,i,r,a){if(t.onBeforeRender(p,e,n,i,r,a),d=et.get(e,w||n),t.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,t.matrixWorld),t.normalMatrix.getNormalMatrix(t.modelViewMatrix),t.isImmediateRenderObject){var o=Et(n,e,r,t);V.setMaterial(r),st.reset(),function(t,e){t.render(function(t){p.renderBufferImmediate(t,e)})}(t,o)}else p.renderBufferDirect(n,e,i,r,t,a);t.onAfterRender(p,e,n,i,r,a),d=et.get(e,w||n)}function St(t,e,n){!0!==e.isScene&&(e=k);var i=q.get(t),r=d.state.lights,a=d.state.shadowsArray,o=r.state.version,s=Q.getParameters(t,r.state,a,e,I.numPlanes,I.numIntersection,n),l=Q.getProgramCacheKey(s),c=i.program,u=!0;if(void 0===c)t.addEventListener("dispose",gt);else if(c.cacheKey!==l)yt(t);else if(i.lightsStateVersion!==o)i.lightsStateVersion=o,u=!1;else{if(void 0!==s.shaderID)return;u=!1}u&&(s.uniforms=Q.getUniforms(t,s),t.onBeforeCompile(s,p),c=Q.acquireProgram(s,l),i.program=c,i.uniforms=s.uniforms,i.outputEncoding=s.outputEncoding);var h=c.getAttributes();if(t.morphTargets){t.numSupportedMorphTargets=0;for(var f=0;f<p.maxMorphTargets;f++)h["morphTarget"+f]>=0&&t.numSupportedMorphTargets++}if(t.morphNormals){t.numSupportedMorphNormals=0;for(var m=0;m<p.maxMorphNormals;m++)h["morphNormal"+m]>=0&&t.numSupportedMorphNormals++}var v=i.uniforms;(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(i.numClippingPlanes=I.numPlanes,i.numIntersection=I.numIntersection,v.clippingPlanes=I.uniform),i.environment=t.isMeshStandardMaterial?e.environment:null,i.fog=e.fog,i.needsLights=function(t){return t.isMeshLambertMaterial||t.isMeshToonMaterial||t.isMeshPhongMaterial||t.isMeshStandardMaterial||t.isShadowMaterial||t.isShaderMaterial&&!0===t.lights}(t),i.lightsStateVersion=o,i.needsLights&&(v.ambientLightColor.value=r.state.ambient,v.lightProbe.value=r.state.probe,v.directionalLights.value=r.state.directional,v.directionalLightShadows.value=r.state.directionalShadow,v.spotLights.value=r.state.spot,v.spotLightShadows.value=r.state.spotShadow,v.rectAreaLights.value=r.state.rectArea,v.pointLights.value=r.state.point,v.pointLightShadows.value=r.state.pointShadow,v.hemisphereLights.value=r.state.hemi,v.directionalShadowMap.value=r.state.directionalShadowMap,v.directionalShadowMatrix.value=r.state.directionalShadowMatrix,v.spotShadowMap.value=r.state.spotShadowMap,v.spotShadowMatrix.value=r.state.spotShadowMatrix,v.pointShadowMap.value=r.state.pointShadowMap,v.pointShadowMatrix.value=r.state.pointShadowMatrix);var g=i.program.getUniforms(),y=vo.seqWithValue(g.seq,v);i.uniformsList=y}function Et(t,e,n,i){!0!==e.isScene&&(e=k),X.resetTextureUnits();var r=e.fog,a=n.isMeshStandardMaterial?e.environment:null,o=null===y?p.outputEncoding:y.texture.encoding,s=q.get(n),l=d.state.lights;if(!0===F&&(!0===z||t!==_)){var c=t===_&&n.id===b;I.setState(n.clippingPlanes,n.clipIntersection,n.clipShadows,t,s,c)}n.version===s.__version?void 0===s.program?St(n,e,i):n.fog&&s.fog!==r?St(n,e,i):s.environment!==a?St(n,e,i):s.needsLights&&s.lightsStateVersion!==l.state.version?St(n,e,i):void 0===s.numClippingPlanes||s.numClippingPlanes===I.numPlanes&&s.numIntersection===I.numIntersection?s.outputEncoding!==o&&St(n,e,i):St(n,e,i):(St(n,e,i),s.__version=n.version);var u,h,f=!1,m=!1,v=!1,g=s.program,x=g.getUniforms(),w=s.uniforms;if(V.useProgram(g.program)&&(f=!0,m=!0,v=!0),n.id!==b&&(b=n.id,m=!0),f||_!==t){if(x.setValue(lt,"projectionMatrix",t.projectionMatrix),j.logarithmicDepthBuffer&&x.setValue(lt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),_!==t&&(_=t,m=!0,v=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshStandardMaterial||n.envMap){var M=x.map.cameraPosition;void 0!==M&&M.setValue(lt,B.setFromMatrixPosition(t.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&x.setValue(lt,"isOrthographic",!0===t.isOrthographicCamera),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.isShadowMaterial||n.skinning)&&x.setValue(lt,"viewMatrix",t.matrixWorldInverse)}if(n.skinning){x.setOptional(lt,i,"bindMatrix"),x.setOptional(lt,i,"bindMatrixInverse");var S=i.skeleton;if(S){var E=S.bones;if(j.floatVertexTextures){if(void 0===S.boneTexture){var T=Math.sqrt(4*E.length);T=rn.ceilPowerOfTwo(T),T=Math.max(T,4);var C=new Float32Array(T*T*4);C.set(S.boneMatrices);var P=new Yr(C,T,T,It,At);S.boneMatrices=C,S.boneTexture=P,S.boneTextureSize=T}x.setValue(lt,"boneTexture",S.boneTexture,X),x.setValue(lt,"boneTextureSize",S.boneTextureSize)}else x.setOptional(lt,S,"boneMatrices")}}return(m||s.receiveShadow!==i.receiveShadow)&&(s.receiveShadow=i.receiveShadow,x.setValue(lt,"receiveShadow",i.receiveShadow)),m&&(x.setValue(lt,"toneMappingExposure",p.toneMappingExposure),s.needsLights&&(h=v,(u=w).ambientLightColor.needsUpdate=h,u.lightProbe.needsUpdate=h,u.directionalLights.needsUpdate=h,u.directionalLightShadows.needsUpdate=h,u.pointLights.needsUpdate=h,u.pointLightShadows.needsUpdate=h,u.spotLights.needsUpdate=h,u.spotLightShadows.needsUpdate=h,u.rectAreaLights.needsUpdate=h,u.hemisphereLights.needsUpdate=h),r&&n.fog&&$.refreshFogUniforms(w,r),$.refreshMaterialUniforms(w,n,a,L,A),void 0!==w.ltc_1&&(w.ltc_1.value=$r.LTC_1),void 0!==w.ltc_2&&(w.ltc_2.value=$r.LTC_2),vo.upload(lt,s.uniformsList,w,X)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(vo.upload(lt,s.uniformsList,w,X),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&x.setValue(lt,"center",i.center),x.setValue(lt,"modelViewMatrix",i.modelViewMatrix),x.setValue(lt,"normalMatrix",i.normalMatrix),x.setValue(lt,"modelMatrix",i.matrixWorld),g}bt.setAnimationLoop(function(t){pt.isPresenting||xt&&xt(t)}),"undefined"!=typeof window&&bt.setContext(window),this.setAnimationLoop=function(t){xt=t,pt.setAnimationLoop(t),null===t?bt.stop():bt.start()},this.render=function(t,e){var n,i;if(void 0!==arguments[2]&&(console.warn("THREE.WebGLRenderer.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead."),n=arguments[2]),void 0!==arguments[3]&&(console.warn("THREE.WebGLRenderer.render(): the forceClear argument has been removed. Use .clear() instead."),i=arguments[3]),void 0===e||!0===e.isCamera){if(!0!==f){st.resetDefaultState(),b=-1,_=null,!0===t.autoUpdate&&t.updateMatrixWorld(),null===e.parent&&e.updateMatrixWorld(),!0===pt.enabled&&!0===pt.isPresenting&&(e=pt.getCamera(e)),!0===t.isScene&&t.onBeforeRender(p,t,e,n||y),(d=et.get(t,e)).init(),U.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),D.setFromProjectionMatrix(U),z=this.localClippingEnabled,F=I.init(this.clippingPlanes,z,e),(h=K.get(t,e)).init(),function t(e,n,i,r){if(!1===e.visible)return;var a=e.layers.test(n.layers);if(a)if(e.isGroup)i=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(n);else if(e.isLight)d.pushLight(e),e.castShadow&&d.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||D.intersectsSprite(e)){r&&B.setFromMatrixPosition(e.matrixWorld).applyMatrix4(U);var o=J.update(e),s=e.material;s.visible&&h.push(e,o,s,i,B.z,null)}}else if(e.isImmediateRenderObject)r&&B.setFromMatrixPosition(e.matrixWorld).applyMatrix4(U),h.push(e,null,e.material,i,B.z,null);else if((e.isMesh||e.isLine||e.isPoints)&&(e.isSkinnedMesh&&e.skeleton.frame!==W.render.frame&&(e.skeleton.update(),e.skeleton.frame=W.render.frame),!e.frustumCulled||D.intersectsObject(e))){r&&B.setFromMatrixPosition(e.matrixWorld).applyMatrix4(U);var l=J.update(e),c=e.material;if(Array.isArray(c))for(var u=l.groups,p=0,f=u.length;p<f;p++){var m=u[p],v=c[m.materialIndex];v&&v.visible&&h.push(e,l,v,i,B.z,m)}else c.visible&&h.push(e,l,c,i,B.z,null)}var g=e.children;for(var y=0,x=g.length;y<x;y++)t(g[y],n,i,r)}(t,e,0,p.sortObjects),h.finish(),!0===p.sortObjects&&h.sort(C,P),!0===F&&I.beginShadows();var r=d.state.shadowsArray;ft.render(r,t,e),d.setupLights(e),!0===F&&I.endShadows(),!0===this.info.autoReset&&this.info.reset(),void 0!==n&&this.setRenderTarget(n),nt.render(h,t,e,i);var a=h.opaque,o=h.transparent;a.length>0&&wt(a,t,e),o.length>0&&wt(o,t,e),!0===t.isScene&&t.onAfterRender(p,t,e),null!==y&&(X.updateRenderTargetMipmap(y),X.updateMultisampleRenderTarget(y)),V.buffers.depth.setTest(!0),V.buffers.depth.setMask(!0),V.buffers.color.setMask(!0),V.setPolygonOffset(!1),h=null,d=null}}else console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.")},this.setFramebuffer=function(t){m!==t&&null===y&&lt.bindFramebuffer(36160,t),m=t},this.getActiveCubeFace=function(){return v},this.getActiveMipmapLevel=function(){return g},this.getRenderTarget=function(){return y},this.setRenderTarget=function(t,e,n){y=t,v=e,g=n,t&&void 0===q.get(t).__webglFramebuffer&&X.setupRenderTarget(t);var i=m,r=!1;if(t){var a=q.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(i=a[e||0],r=!0):i=t.isWebGLMultisampleRenderTarget?q.get(t).__webglMultisampledFramebuffer:a,M.copy(t.viewport),S.copy(t.scissor),E=t.scissorTest}else M.copy(R).multiplyScalar(L).floor(),S.copy(O).multiplyScalar(L).floor(),E=N;if(x!==i&&(lt.bindFramebuffer(36160,i),x=i),V.viewport(M),V.scissor(S),V.setScissorTest(E),r){var o=q.get(t.texture);lt.framebufferTexture2D(36160,36064,34069+(e||0),o.__webglTexture,n||0)}},this.readRenderTargetPixels=function(t,e,n,i,r,a,o){if(t&&t.isWebGLRenderTarget){var s=q.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==o&&(s=s[o]),s){var l=!1;s!==x&&(lt.bindFramebuffer(36160,s),l=!0);try{var c=t.texture,u=c.format,h=c.type;if(u!==It&&ot.convert(u)!==lt.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!(h===_t||ot.convert(h)===lt.getParameter(35738)||h===At&&(j.isWebGL2||H.get("OES_texture_float")||H.get("WEBGL_color_buffer_float"))||h===Lt&&(j.isWebGL2?H.get("EXT_color_buffer_float"):H.get("EXT_color_buffer_half_float"))))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");36053===lt.checkFramebufferStatus(36160)?e>=0&&e<=t.width-i&&n>=0&&n<=t.height-r&&lt.readPixels(e,n,i,r,ot.convert(u),ot.convert(h),a):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{l&&lt.bindFramebuffer(36160,x)}}}else console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.")},this.copyFramebufferToTexture=function(t,e,n){void 0===n&&(n=0);var i=Math.pow(2,-n),r=Math.floor(e.image.width*i),a=Math.floor(e.image.height*i),o=ot.convert(e.format);X.setTexture2D(e,0),lt.copyTexImage2D(3553,n,o,t.x,t.y,r,a,0),V.unbindTexture()},this.copyTextureToTexture=function(t,e,n,i){void 0===i&&(i=0);var r=e.image.width,a=e.image.height,o=ot.convert(n.format),s=ot.convert(n.type);X.setTexture2D(n,0),lt.pixelStorei(37440,n.flipY),lt.pixelStorei(37441,n.premultiplyAlpha),lt.pixelStorei(3317,n.unpackAlignment),e.isDataTexture?lt.texSubImage2D(3553,i,t.x,t.y,r,a,o,s,e.image.data):e.isCompressedTexture?lt.compressedTexSubImage2D(3553,i,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,o,e.mipmaps[0].data):lt.texSubImage2D(3553,i,t.x,t.y,o,s,e.image),0===i&&n.generateMipmaps&&lt.generateMipmap(3553),V.unbindTexture()},this.initTexture=function(t){X.setTexture2D(t,0),V.unbindTexture()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}function ls(t){ss.call(this,t)}function cs(t,e){this.name="",this.color=new Ni(t),this.density=void 0!==e?e:25e-5}function us(t,e,n){this.name="",this.color=new Ni(t),this.near=void 0!==e?e:1,this.far=void 0!==n?n:1e3}function hs(t,e){this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=Je,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=rn.generateUUID()}ns.prototype=Object.assign(Object.create(jr.prototype),{constructor:ns,isArrayCamera:!0}),is.prototype=Object.assign(Object.create(Hn.prototype),{constructor:is,isGroup:!0}),Object.assign(rs.prototype,{constructor:rs,getHandSpace:function(){if(null===this._hand&&(this._hand=new is,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints=[],this._hand.inputState={pinching:!1},window.XRHand))for(var t=0;t<=window.XRHand.LITTLE_PHALANX_TIP;t++){var e=new is;e.matrixAutoUpdate=!1,e.visible=!1,this._hand.joints.push(e),this._hand.add(e)}return this._hand},getTargetRaySpace:function(){return null===this._targetRay&&(this._targetRay=new is,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1),this._targetRay},getGripSpace:function(){return null===this._grip&&(this._grip=new is,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1),this._grip},dispatchEvent:function(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this},disconnect:function(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this},update:function(t,e,n){var i=null,r=null,a=null,o=this._targetRay,s=this._grip,l=this._hand;if(t)if(t.hand){a=!0;for(var c=0;c<=window.XRHand.LITTLE_PHALANX_TIP;c++)if(t.hand[c]){var u=e.getJointPose(t.hand[c],n),h=l.joints[c];null!==u&&(h.matrix.fromArray(u.transform.matrix),h.matrix.decompose(h.position,h.rotation,h.scale),h.jointRadius=u.radius),h.visible=null!==u;var d=l.joints[window.XRHand.INDEX_PHALANX_TIP],p=l.joints[window.XRHand.THUMB_PHALANX_TIP],f=d.position.distanceTo(p.position);l.inputState.pinching&&f>.025?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&f<=.015&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}}else null!==o&&null!==(i=e.getPose(t.targetRaySpace,n))&&(o.matrix.fromArray(i.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale)),null!==s&&t.gripSpace&&null!==(r=e.getPose(t.gripSpace,n))&&(s.matrix.fromArray(r.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale));return null!==o&&(o.visible=null!==i),null!==s&&(s.visible=null!==r),null!==l&&(l.visible=null!==a),this}}),Object.assign(as.prototype,$e.prototype),ls.prototype=Object.assign(Object.create(ss.prototype),{constructor:ls,isWebGL1Renderer:!0}),Object.assign(cs.prototype,{isFogExp2:!0,clone:function(){return new cs(this.color,this.density)},toJSON:function(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}),Object.assign(us.prototype,{isFog:!0,clone:function(){return new us(this.color,this.near,this.far)},toJSON:function(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}),Object.defineProperty(hs.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(hs.prototype,{isInterleavedBuffer:!0,onUploadCallback:function(){},setUsage:function(t){return this.usage=t,this},copy:function(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this},copyAt:function(t,e,n){t*=this.stride,n*=e.stride;for(var i=0,r=this.stride;i<r;i++)this.array[t+i]=e.array[n+i];return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},clone:function(t){void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=rn.generateUUID()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);var e=new hs(new this.array.constructor(t.arrayBuffers[this.array.buffer._uuid]),this.stride);return e.setUsage(this.usage),e},onUpload:function(t){return this.onUploadCallback=t,this},toJSON:function(t){return void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=rn.generateUUID()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.arrayBuffers[this.array.buffer._uuid]=Array.prototype.slice.call(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}});var ds,ps=new vn;function fs(t,e,n,i){this.name="",this.data=t,this.itemSize=e,this.offset=n,this.normalized=!0===i}function ms(t){Bi.call(this),this.type="SpriteMaterial",this.color=new Ni(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.setValues(t)}Object.defineProperties(fs.prototype,{count:{get:function(){return this.data.count}},array:{get:function(){return this.data.array}},needsUpdate:{set:function(t){this.data.needsUpdate=t}}}),Object.assign(fs.prototype,{isInterleavedBufferAttribute:!0,applyMatrix4:function(t){for(var e=0,n=this.data.count;e<n;e++)ps.x=this.getX(e),ps.y=this.getY(e),ps.z=this.getZ(e),ps.applyMatrix4(t),this.setXYZ(e,ps.x,ps.y,ps.z);return this},setX:function(t,e){return this.data.array[t*this.data.stride+this.offset]=e,this},setY:function(t,e){return this.data.array[t*this.data.stride+this.offset+1]=e,this},setZ:function(t,e){return this.data.array[t*this.data.stride+this.offset+2]=e,this},setW:function(t,e){return this.data.array[t*this.data.stride+this.offset+3]=e,this},getX:function(t){return this.data.array[t*this.data.stride+this.offset]},getY:function(t){return this.data.array[t*this.data.stride+this.offset+1]},getZ:function(t){return this.data.array[t*this.data.stride+this.offset+2]},getW:function(t){return this.data.array[t*this.data.stride+this.offset+3]},setXY:function(t,e,n){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this},setXYZ:function(t,e,n,i){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this.data.array[t+2]=i,this},setXYZW:function(t,e,n,i,r){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this.data.array[t+2]=i,this.data.array[t+3]=r,this},clone:function(t){if(void 0===t){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interlaved buffer attribute will deinterleave buffer data.");for(var e=[],n=0;n<this.count;n++)for(var i=n*this.data.stride+this.offset,r=0;r<this.itemSize;r++)e.push(this.data.array[i+r]);return new ji(new this.array.constructor(e),this.itemSize,this.normalized)}return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.clone(t)),new fs(t.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)},toJSON:function(t){if(void 0===t){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interlaved buffer attribute will deinterleave buffer data.");for(var e=[],n=0;n<this.count;n++)for(var i=n*this.data.stride+this.offset,r=0;r<this.itemSize;r++)e.push(this.data.array[i+r]);return{itemSize:this.itemSize,type:this.array.constructor.name,array:e,normalized:this.normalized}}return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.toJSON(t)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}),ms.prototype=Object.create(Bi.prototype),ms.prototype.constructor=ms,ms.prototype.isSpriteMaterial=!0,ms.prototype.copy=function(t){return Bi.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.rotation=t.rotation,this.sizeAttenuation=t.sizeAttenuation,this};var vs=new vn,gs=new vn,ys=new vn,xs=new an,bs=new an,_s=new Sn,ws=new vn,Ms=new vn,Ss=new vn,Es=new an,Ts=new an,As=new an;function Ls(t){if(Hn.call(this),this.type="Sprite",void 0===ds){ds=new lr;var e=new hs(new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),5);ds.setIndex([0,1,2,0,2,3]),ds.setAttribute("position",new fs(e,3,0,!1)),ds.setAttribute("uv",new fs(e,2,3,!1))}this.geometry=ds,this.material=void 0!==t?t:new ms,this.center=new an(.5,.5)}function Cs(t,e,n,i,r,a){xs.subVectors(t,n).addScalar(.5).multiply(i),void 0!==r?(bs.x=a*xs.x-r*xs.y,bs.y=r*xs.x+a*xs.y):bs.copy(xs),t.copy(e),t.x+=bs.x,t.y+=bs.y,t.applyMatrix4(_s)}Ls.prototype=Object.assign(Object.create(Hn.prototype),{constructor:Ls,isSprite:!0,raycast:function(t,e){null===t.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),gs.setFromMatrixScale(this.matrixWorld),_s.copy(t.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(t.camera.matrixWorldInverse,this.matrixWorld),ys.setFromMatrixPosition(this.modelViewMatrix),t.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&gs.multiplyScalar(-ys.z);var n,i,r=this.material.rotation;0!==r&&(i=Math.cos(r),n=Math.sin(r));var a=this.center;Cs(ws.set(-.5,-.5,0),ys,a,gs,n,i),Cs(Ms.set(.5,-.5,0),ys,a,gs,n,i),Cs(Ss.set(.5,.5,0),ys,a,gs,n,i),Es.set(0,0),Ts.set(1,0),As.set(1,1);var o=t.ray.intersectTriangle(ws,Ms,Ss,!1,vs);if(null!==o||(Cs(Ms.set(-.5,.5,0),ys,a,gs,n,i),Ts.set(0,1),null!==(o=t.ray.intersectTriangle(ws,Ss,Ms,!1,vs)))){var s=t.ray.origin.distanceTo(vs);s<t.near||s>t.far||e.push({distance:s,point:vs.clone(),uv:Ci.getUV(vs,ws,Ms,Ss,Es,Ts,As,new an),face:null,object:this})}},copy:function(t){return Hn.prototype.copy.call(this,t),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}});var Ps,Rs,Os,Ns,Ds,Is=new vn,Fs=new vn;function zs(){Hn.call(this),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}function Us(t,e){t&&t.isGeometry&&console.error("THREE.SkinnedMesh no longer supports THREE.Geometry. Use THREE.BufferGeometry instead."),Tr.call(this,t,e),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new Sn,this.bindMatrixInverse=new Sn}zs.prototype=Object.assign(Object.create(Hn.prototype),{constructor:zs,isLOD:!0,copy:function(t){Hn.prototype.copy.call(this,t,!1);for(var e=t.levels,n=0,i=e.length;n<i;n++){var r=e[n];this.addLevel(r.object.clone(),r.distance)}return this.autoUpdate=t.autoUpdate,this},addLevel:function(t,e){void 0===e&&(e=0),e=Math.abs(e);var n,i=this.levels;for(n=0;n<i.length&&!(e<i[n].distance);n++);return i.splice(n,0,{distance:e,object:t}),this.add(t),this},getCurrentLevel:function(){return this._currentLevel},getObjectForDistance:function(t){var e=this.levels;if(e.length>0){var n,i;for(n=1,i=e.length;n<i&&!(t<e[n].distance);n++);return e[n-1].object}return null},raycast:function(t,e){if(this.levels.length>0){Is.setFromMatrixPosition(this.matrixWorld);var n=t.ray.origin.distanceTo(Is);this.getObjectForDistance(n).raycast(t,e)}},update:function(t){var e=this.levels;if(e.length>1){Is.setFromMatrixPosition(t.matrixWorld),Fs.setFromMatrixPosition(this.matrixWorld);var n,i,r=Is.distanceTo(Fs)/t.zoom;for(e[0].object.visible=!0,n=1,i=e.length;n<i&&r>=e[n].distance;n++)e[n-1].object.visible=!1,e[n].object.visible=!0;for(this._currentLevel=n-1;n<i;n++)e[n].object.visible=!1}},toJSON:function(t){var e=Hn.prototype.toJSON.call(this,t);!1===this.autoUpdate&&(e.object.autoUpdate=!1),e.object.levels=[];for(var n=this.levels,i=0,r=n.length;i<r;i++){var a=n[i];e.object.levels.push({object:a.object.uuid,distance:a.distance})}return e}}),Us.prototype=Object.assign(Object.create(Tr.prototype),{constructor:Us,isSkinnedMesh:!0,copy:function(t){return Tr.prototype.copy.call(this,t),this.bindMode=t.bindMode,this.bindMatrix.copy(t.bindMatrix),this.bindMatrixInverse.copy(t.bindMatrixInverse),this.skeleton=t.skeleton,this},bind:function(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.getInverse(e)},pose:function(){this.skeleton.pose()},normalizeSkinWeights:function(){for(var t=new un,e=this.geometry.attributes.skinWeight,n=0,i=e.count;n<i;n++){t.x=e.getX(n),t.y=e.getY(n),t.z=e.getZ(n),t.w=e.getW(n);var r=1/t.manhattanLength();r!==1/0?t.multiplyScalar(r):t.set(1,0,0,0),e.setXYZW(n,t.x,t.y,t.z,t.w)}},updateMatrixWorld:function(t){Tr.prototype.updateMatrixWorld.call(this,t),"attached"===this.bindMode?this.bindMatrixInverse.getInverse(this.matrixWorld):"detached"===this.bindMode?this.bindMatrixInverse.getInverse(this.bindMatrix):console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)},boneTransform:(Ps=new vn,Rs=new un,Os=new un,Ns=new vn,Ds=new Sn,function(t,e){var n=this.skeleton,i=this.geometry;Rs.fromBufferAttribute(i.attributes.skinIndex,t),Os.fromBufferAttribute(i.attributes.skinWeight,t),Ps.fromBufferAttribute(i.attributes.position,t).applyMatrix4(this.bindMatrix),e.set(0,0,0);for(var r=0;r<4;r++){var a=Os.getComponent(r);if(0!==a){var o=Rs.getComponent(r);Ds.multiplyMatrices(n.bones[o].matrixWorld,n.boneInverses[o]),e.addScaledVector(Ns.copy(Ps).applyMatrix4(Ds),a)}}return e.applyMatrix4(this.bindMatrixInverse)})});var Bs=new Sn,ks=new Sn;function Gs(t,e){if(t=t||[],this.bones=t.slice(0),this.boneMatrices=new Float32Array(16*this.bones.length),this.frame=-1,void 0===e)this.calculateInverses();else if(this.bones.length===e.length)this.boneInverses=e.slice(0);else{console.warn("THREE.Skeleton boneInverses is the wrong length."),this.boneInverses=[];for(var n=0,i=this.bones.length;n<i;n++)this.boneInverses.push(new Sn)}}function Hs(){Hn.call(this),this.type="Bone"}Object.assign(Gs.prototype,{calculateInverses:function(){this.boneInverses=[];for(var t=0,e=this.bones.length;t<e;t++){var n=new Sn;this.bones[t]&&n.getInverse(this.bones[t].matrixWorld),this.boneInverses.push(n)}},pose:function(){for(var t=0,e=this.bones.length;t<e;t++){var n=this.bones[t];n&&n.matrixWorld.getInverse(this.boneInverses[t])}for(var i=0,r=this.bones.length;i<r;i++){var a=this.bones[i];a&&(a.parent&&a.parent.isBone?(a.matrix.getInverse(a.parent.matrixWorld),a.matrix.multiply(a.matrixWorld)):a.matrix.copy(a.matrixWorld),a.matrix.decompose(a.position,a.quaternion,a.scale))}},update:function(){for(var t=this.bones,e=this.boneInverses,n=this.boneMatrices,i=this.boneTexture,r=0,a=t.length;r<a;r++){var o=t[r]?t[r].matrixWorld:ks;Bs.multiplyMatrices(o,e[r]),Bs.toArray(n,16*r)}void 0!==i&&(i.needsUpdate=!0)},clone:function(){return new Gs(this.bones,this.boneInverses)},getBoneByName:function(t){for(var e=0,n=this.bones.length;e<n;e++){var i=this.bones[e];if(i.name===t)return i}},dispose:function(){this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=void 0)}}),Hs.prototype=Object.assign(Object.create(Hn.prototype),{constructor:Hs,isBone:!0});var js=new Sn,Vs=new Sn,Ws=[],qs=new Tr;function Xs(t,e,n){Tr.call(this,t,e),this.instanceMatrix=new ji(new Float32Array(16*n),16),this.count=n,this.frustumCulled=!1}function Ys(t){Bi.call(this),this.type="LineBasicMaterial",this.color=new Ni(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.morphTargets=!1,this.setValues(t)}Xs.prototype=Object.assign(Object.create(Tr.prototype),{constructor:Xs,isInstancedMesh:!0,copy:function(t){return Tr.prototype.copy.call(this,t),this.instanceMatrix.copy(t.instanceMatrix),this.count=t.count,this},getMatrixAt:function(t,e){e.fromArray(this.instanceMatrix.array,16*t)},raycast:function(t,e){var n=this.matrixWorld,i=this.count;if(qs.geometry=this.geometry,qs.material=this.material,void 0!==qs.material)for(var r=0;r<i;r++){this.getMatrixAt(r,js),Vs.multiplyMatrices(n,js),qs.matrixWorld=Vs,qs.raycast(t,Ws);for(var a=0,o=Ws.length;a<o;a++){var s=Ws[a];s.instanceId=r,s.object=this,e.push(s)}Ws.length=0}},setMatrixAt:function(t,e){e.toArray(this.instanceMatrix.array,16*t)},updateMorphTargets:function(){}}),Ys.prototype=Object.create(Bi.prototype),Ys.prototype.constructor=Ys,Ys.prototype.isLineBasicMaterial=!0,Ys.prototype.copy=function(t){return Bi.prototype.copy.call(this,t),this.color.copy(t.color),this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.morphTargets=t.morphTargets,this};var Zs=new vn,Js=new vn,Qs=new Sn,$s=new fi,Ks=new oi;function tl(t,e,n){1===n&&console.error("THREE.Line: parameter THREE.LinePieces no longer supported. Use THREE.LineSegments instead."),Hn.call(this),this.type="Line",this.geometry=void 0!==t?t:new lr,this.material=void 0!==e?e:new Ys,this.updateMorphTargets()}tl.prototype=Object.assign(Object.create(Hn.prototype),{constructor:tl,isLine:!0,copy:function(t){return Hn.prototype.copy.call(this,t),this.material=t.material,this.geometry=t.geometry,this},computeLineDistances:function(){var t=this.geometry;if(t.isBufferGeometry)if(null===t.index){for(var e=t.attributes.position,n=[0],i=1,r=e.count;i<r;i++)Zs.fromBufferAttribute(e,i-1),Js.fromBufferAttribute(e,i),n[i]=n[i-1],n[i]+=Zs.distanceTo(Js);t.setAttribute("lineDistance",new Qi(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else if(t.isGeometry){var a=t.vertices,o=t.lineDistances;o[0]=0;for(var s=1,l=a.length;s<l;s++)o[s]=o[s-1],o[s]+=a[s-1].distanceTo(a[s])}return this},raycast:function(t,e){var n=this.geometry,i=this.matrixWorld,r=t.params.Line.threshold;if(null===n.boundingSphere&&n.computeBoundingSphere(),Ks.copy(n.boundingSphere),Ks.applyMatrix4(i),Ks.radius+=r,!1!==t.ray.intersectsSphere(Ks)){Qs.getInverse(i),$s.copy(t.ray).applyMatrix4(Qs);var a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,s=new vn,l=new vn,c=new vn,u=new vn,h=this&&this.isLineSegments?2:1;if(n.isBufferGeometry){var d=n.index,p=n.attributes.position.array;if(null!==d)for(var f=d.array,m=0,v=f.length-1;m<v;m+=h){var g=f[m],y=f[m+1];if(s.fromArray(p,3*g),l.fromArray(p,3*y),!($s.distanceSqToSegment(s,l,u,c)>o)){u.applyMatrix4(this.matrixWorld);var x=t.ray.origin.distanceTo(u);x<t.near||x>t.far||e.push({distance:x,point:c.clone().applyMatrix4(this.matrixWorld),index:m,face:null,faceIndex:null,object:this})}}else for(var b=0,_=p.length/3-1;b<_;b+=h){if(s.fromArray(p,3*b),l.fromArray(p,3*b+3),!($s.distanceSqToSegment(s,l,u,c)>o)){u.applyMatrix4(this.matrixWorld);var w=t.ray.origin.distanceTo(u);w<t.near||w>t.far||e.push({distance:w,point:c.clone().applyMatrix4(this.matrixWorld),index:b,face:null,faceIndex:null,object:this})}}}else if(n.isGeometry)for(var M=n.vertices,S=M.length,E=0;E<S-1;E+=h){if(!($s.distanceSqToSegment(M[E],M[E+1],u,c)>o)){u.applyMatrix4(this.matrixWorld);var T=t.ray.origin.distanceTo(u);T<t.near||T>t.far||e.push({distance:T,point:c.clone().applyMatrix4(this.matrixWorld),index:E,face:null,faceIndex:null,object:this})}}}},updateMorphTargets:function(){var t=this.geometry;if(t.isBufferGeometry){var e=t.morphAttributes,n=Object.keys(e);if(n.length>0){var i=e[n[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(var r=0,a=i.length;r<a;r++){var o=i[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=r}}}}else{var s=t.morphTargets;void 0!==s&&s.length>0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}});var el=new vn,nl=new vn;function il(t,e){tl.call(this,t,e),this.type="LineSegments"}function rl(t,e){tl.call(this,t,e),this.type="LineLoop"}function al(t){Bi.call(this),this.type="PointsMaterial",this.color=new Ni(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.morphTargets=!1,this.setValues(t)}il.prototype=Object.assign(Object.create(tl.prototype),{constructor:il,isLineSegments:!0,computeLineDistances:function(){var t=this.geometry;if(t.isBufferGeometry)if(null===t.index){for(var e=t.attributes.position,n=[],i=0,r=e.count;i<r;i+=2)el.fromBufferAttribute(e,i),nl.fromBufferAttribute(e,i+1),n[i]=0===i?0:n[i-1],n[i+1]=n[i]+el.distanceTo(nl);t.setAttribute("lineDistance",new Qi(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else if(t.isGeometry)for(var a=t.vertices,o=t.lineDistances,s=0,l=a.length;s<l;s+=2)el.copy(a[s]),nl.copy(a[s+1]),o[s]=0===s?0:o[s-1],o[s+1]=o[s]+el.distanceTo(nl);return this}}),rl.prototype=Object.assign(Object.create(tl.prototype),{constructor:rl,isLineLoop:!0}),al.prototype=Object.create(Bi.prototype),al.prototype.constructor=al,al.prototype.isPointsMaterial=!0,al.prototype.copy=function(t){return Bi.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this.morphTargets=t.morphTargets,this};var ol=new Sn,sl=new fi,ll=new oi,cl=new vn;function ul(t,e){Hn.call(this),this.type="Points",this.geometry=void 0!==t?t:new lr,this.material=void 0!==e?e:new al,this.updateMorphTargets()}function hl(t,e,n,i,r,a,o){var s=sl.distanceSqToPoint(t);if(s<n){var l=new vn;sl.closestPointToPoint(t,l),l.applyMatrix4(i);var c=r.ray.origin.distanceTo(l);if(c<r.near||c>r.far)return;a.push({distance:c,distanceToRay:Math.sqrt(s),point:l,index:e,face:null,object:o})}}function dl(t,e,n,i,r,a,o,s,l){cn.call(this,t,e,n,i,r,a,o,s,l),this.format=void 0!==o?o:Dt,this.minFilter=void 0!==a?a:yt,this.magFilter=void 0!==r?r:yt,this.generateMipmaps=!1;var c=this;"requestVideoFrameCallback"in t&&t.requestVideoFrameCallback(function e(){c.needsUpdate=!0,t.requestVideoFrameCallback(e)})}function pl(t,e,n,i,r,a,o,s,l,c,u,h){cn.call(this,null,a,o,s,l,c,i,r,u,h),this.image={width:e,height:n},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}function fl(t,e,n,i,r,a,o,s,l){cn.call(this,t,e,n,i,r,a,o,s,l),this.needsUpdate=!0}function ml(t,e,n,i,r,a,o,s,l,c){if((c=void 0!==c?c:Bt)!==Bt&&c!==kt)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&c===Bt&&(n=St),void 0===n&&c===kt&&(n=Ot),cn.call(this,null,i,r,a,o,s,c,n,l),this.image={width:t,height:e},this.magFilter=void 0!==o?o:mt,this.minFilter=void 0!==s?s:mt,this.flipY=!1,this.generateMipmaps=!1}function vl(t){lr.call(this),this.type="WireframeGeometry";var e=[],n=[0,0],i={},r=["a","b","c"];if(t&&t.isGeometry){for(var a=t.faces,o=0,s=a.length;o<s;o++)for(var l=a[o],c=0;c<3;c++){var u=l[r[c]],h=l[r[(c+1)%3]];n[0]=Math.min(u,h),n[1]=Math.max(u,h);var d=n[0]+","+n[1];void 0===i[d]&&(i[d]={index1:n[0],index2:n[1]})}for(var p in i){var f=i[p],m=t.vertices[f.index1];e.push(m.x,m.y,m.z),m=t.vertices[f.index2],e.push(m.x,m.y,m.z)}}else if(t&&t.isBufferGeometry){var v=new vn;if(null!==t.index){var g=t.attributes.position,y=t.index,x=t.groups;0===x.length&&(x=[{start:0,count:y.count,materialIndex:0}]);for(var b=0,_=x.length;b<_;++b)for(var w=x[b],M=w.start,S=M,E=M+w.count;S<E;S+=3)for(var T=0;T<3;T++){var A=y.getX(S+T),L=y.getX(S+(T+1)%3);n[0]=Math.min(A,L),n[1]=Math.max(A,L);var C=n[0]+","+n[1];void 0===i[C]&&(i[C]={index1:n[0],index2:n[1]})}for(var P in i){var R=i[P];v.fromBufferAttribute(g,R.index1),e.push(v.x,v.y,v.z),v.fromBufferAttribute(g,R.index2),e.push(v.x,v.y,v.z)}}else for(var O=t.attributes.position,N=0,D=O.count/3;N<D;N++)for(var I=0;I<3;I++){var F=3*N+I;v.fromBufferAttribute(O,F),e.push(v.x,v.y,v.z);var z=3*N+(I+1)%3;v.fromBufferAttribute(O,z),e.push(v.x,v.y,v.z)}}this.setAttribute("position",new Qi(e,3))}function gl(t,e,n){Nr.call(this),this.type="ParametricGeometry",this.parameters={func:t,slices:e,stacks:n},this.fromBufferGeometry(new yl(t,e,n)),this.mergeVertices()}function yl(t,e,n){lr.call(this),this.type="ParametricBufferGeometry",this.parameters={func:t,slices:e,stacks:n};var i=[],r=[],a=[],o=[],s=new vn,l=new vn,c=new vn,u=new vn,h=new vn;t.length<3&&console.error("THREE.ParametricGeometry: Function must now modify a Vector3 as third parameter.");for(var d=e+1,p=0;p<=n;p++)for(var f=p/n,m=0;m<=e;m++){var v=m/e;t(v,f,l),r.push(l.x,l.y,l.z),v-1e-5>=0?(t(v-1e-5,f,c),u.subVectors(l,c)):(t(v+1e-5,f,c),u.subVectors(c,l)),f-1e-5>=0?(t(v,f-1e-5,c),h.subVectors(l,c)):(t(v,f+1e-5,c),h.subVectors(c,l)),s.crossVectors(u,h).normalize(),a.push(s.x,s.y,s.z),o.push(v,f)}for(var g=0;g<n;g++)for(var y=0;y<e;y++){var x=g*d+y,b=g*d+y+1,_=(g+1)*d+y+1,w=(g+1)*d+y;i.push(x,b,w),i.push(b,_,w)}this.setIndex(i),this.setAttribute("position",new Qi(r,3)),this.setAttribute("normal",new Qi(a,3)),this.setAttribute("uv",new Qi(o,2))}function xl(t,e,n,i){Nr.call(this),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:i},this.fromBufferGeometry(new bl(t,e,n,i)),this.mergeVertices()}function bl(t,e,n,i){lr.call(this),this.type="PolyhedronBufferGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:i},n=n||1;var r=[],a=[];function o(t,e,n,i){for(var r=Math.pow(2,i),a=[],o=0;o<=r;o++){a[o]=[];for(var l=t.clone().lerp(n,o/r),c=e.clone().lerp(n,o/r),u=r-o,h=0;h<=u;h++)a[o][h]=0===h&&o===r?l:l.clone().lerp(c,h/u)}for(var d=0;d<r;d++)for(var p=0;p<2*(r-d)-1;p++){var f=Math.floor(p/2);p%2==0?(s(a[d][f+1]),s(a[d+1][f]),s(a[d][f])):(s(a[d][f+1]),s(a[d+1][f+1]),s(a[d+1][f]))}}function s(t){r.push(t.x,t.y,t.z)}function l(e,n){var i=3*e;n.x=t[i+0],n.y=t[i+1],n.z=t[i+2]}function c(t,e,n,i){i<0&&1===t.x&&(a[e]=t.x-1),0===n.x&&0===n.z&&(a[e]=i/2/Math.PI+.5)}function u(t){return Math.atan2(t.z,-t.x)}!function(t){for(var n=new vn,i=new vn,r=new vn,a=0;a<e.length;a+=3)l(e[a+0],n),l(e[a+1],i),l(e[a+2],r),o(n,i,r,t)}(i=i||0),function(t){for(var e=new vn,n=0;n<r.length;n+=3)e.x=r[n+0],e.y=r[n+1],e.z=r[n+2],e.normalize().multiplyScalar(t),r[n+0]=e.x,r[n+1]=e.y,r[n+2]=e.z}(n),function(){for(var t=new vn,e=0;e<r.length;e+=3){t.x=r[e+0],t.y=r[e+1],t.z=r[e+2];var n=u(t)/2/Math.PI+.5,i=(o=t,Math.atan2(-o.y,Math.sqrt(o.x*o.x+o.z*o.z))/Math.PI+.5);a.push(n,1-i)}var o;(function(){for(var t=new vn,e=new vn,n=new vn,i=new vn,o=new an,s=new an,l=new an,h=0,d=0;h<r.length;h+=9,d+=6){t.set(r[h+0],r[h+1],r[h+2]),e.set(r[h+3],r[h+4],r[h+5]),n.set(r[h+6],r[h+7],r[h+8]),o.set(a[d+0],a[d+1]),s.set(a[d+2],a[d+3]),l.set(a[d+4],a[d+5]),i.copy(t).add(e).add(n).divideScalar(3);var p=u(i);c(o,d+0,t,p),c(s,d+2,e,p),c(l,d+4,n,p)}})(),function(){for(var t=0;t<a.length;t+=6){var e=a[t+0],n=a[t+2],i=a[t+4],r=Math.max(e,n,i),o=Math.min(e,n,i);r>.9&&o<.1&&(e<.2&&(a[t+0]+=1),n<.2&&(a[t+2]+=1),i<.2&&(a[t+4]+=1))}}()}(),this.setAttribute("position",new Qi(r,3)),this.setAttribute("normal",new Qi(r.slice(),3)),this.setAttribute("uv",new Qi(a,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}function _l(t,e){Nr.call(this),this.type="TetrahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new wl(t,e)),this.mergeVertices()}function wl(t,e){bl.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 Ml(t,e){Nr.call(this),this.type="OctahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Sl(t,e)),this.mergeVertices()}function Sl(t,e){bl.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 El(t,e){Nr.call(this),this.type="IcosahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Tl(t,e)),this.mergeVertices()}function Tl(t,e){var n=(1+Math.sqrt(5))/2,i=[-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1];bl.call(this,i,[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 Al(t,e){Nr.call(this),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Ll(t,e)),this.mergeVertices()}function Ll(t,e){var n=(1+Math.sqrt(5))/2,i=1/n,r=[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,0,i];bl.call(this,r,[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Cl(t,e,n,i,r,a){Nr.call(this),this.type="TubeGeometry",this.parameters={path:t,tubularSegments:e,radius:n,radialSegments:i,closed:r},void 0!==a&&console.warn("THREE.TubeGeometry: taper has been removed.");var o=new Pl(t,e,n,i,r);this.tangents=o.tangents,this.normals=o.normals,this.binormals=o.binormals,this.fromBufferGeometry(o),this.mergeVertices()}function Pl(t,e,n,i,r){lr.call(this),this.type="TubeBufferGeometry",this.parameters={path:t,tubularSegments:e,radius:n,radialSegments:i,closed:r},e=e||64,n=n||1,i=i||8,r=r||!1;var a=t.computeFrenetFrames(e,r);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals;var o=new vn,s=new vn,l=new an,c=new vn,u=[],h=[],d=[],p=[];function f(r){c=t.getPointAt(r/e,c);for(var l=a.normals[r],d=a.binormals[r],p=0;p<=i;p++){var f=p/i*Math.PI*2,m=Math.sin(f),v=-Math.cos(f);s.x=v*l.x+m*d.x,s.y=v*l.y+m*d.y,s.z=v*l.z+m*d.z,s.normalize(),h.push(s.x,s.y,s.z),o.x=c.x+n*s.x,o.y=c.y+n*s.y,o.z=c.z+n*s.z,u.push(o.x,o.y,o.z)}}!function(){for(var t=0;t<e;t++)f(t);f(!1===r?e:0),function(){for(var t=0;t<=e;t++)for(var n=0;n<=i;n++)l.x=t/e,l.y=n/i,d.push(l.x,l.y)}(),function(){for(var t=1;t<=e;t++)for(var n=1;n<=i;n++){var r=(i+1)*(t-1)+(n-1),a=(i+1)*t+(n-1),o=(i+1)*t+n,s=(i+1)*(t-1)+n;p.push(r,a,s),p.push(a,o,s)}}()}(),this.setIndex(p),this.setAttribute("position",new Qi(u,3)),this.setAttribute("normal",new Qi(h,3)),this.setAttribute("uv",new Qi(d,2))}function Rl(t,e,n,i,r,a,o){Nr.call(this),this.type="TorusKnotGeometry",this.parameters={radius:t,tube:e,tubularSegments:n,radialSegments:i,p:r,q:a},void 0!==o&&console.warn("THREE.TorusKnotGeometry: heightScale has been deprecated. Use .scale( x, y, z ) instead."),this.fromBufferGeometry(new Ol(t,e,n,i,r,a)),this.mergeVertices()}function Ol(t,e,n,i,r,a){lr.call(this),this.type="TorusKnotBufferGeometry",this.parameters={radius:t,tube:e,tubularSegments:n,radialSegments:i,p:r,q:a},t=t||1,e=e||.4,n=Math.floor(n)||64,i=Math.floor(i)||8,r=r||2,a=a||3;for(var o=[],s=[],l=[],c=[],u=new vn,h=new vn,d=new vn,p=new vn,f=new vn,m=new vn,v=new vn,g=0;g<=n;++g){var y=g/n*r*Math.PI*2;C(y,r,a,t,d),C(y+.01,r,a,t,p),m.subVectors(p,d),v.addVectors(p,d),f.crossVectors(m,v),v.crossVectors(f,m),f.normalize(),v.normalize();for(var x=0;x<=i;++x){var b=x/i*Math.PI*2,_=-e*Math.cos(b),w=e*Math.sin(b);u.x=d.x+(_*v.x+w*f.x),u.y=d.y+(_*v.y+w*f.y),u.z=d.z+(_*v.z+w*f.z),s.push(u.x,u.y,u.z),h.subVectors(u,d).normalize(),l.push(h.x,h.y,h.z),c.push(g/n),c.push(x/i)}}for(var M=1;M<=n;M++)for(var S=1;S<=i;S++){var E=(i+1)*(M-1)+(S-1),T=(i+1)*M+(S-1),A=(i+1)*M+S,L=(i+1)*(M-1)+S;o.push(E,T,L),o.push(T,A,L)}function C(t,e,n,i,r){var a=Math.cos(t),o=Math.sin(t),s=n/e*t,l=Math.cos(s);r.x=i*(2+l)*.5*a,r.y=i*(2+l)*o*.5,r.z=i*Math.sin(s)*.5}this.setIndex(o),this.setAttribute("position",new Qi(s,3)),this.setAttribute("normal",new Qi(l,3)),this.setAttribute("uv",new Qi(c,2))}function Nl(t,e,n,i,r){Nr.call(this),this.type="TorusGeometry",this.parameters={radius:t,tube:e,radialSegments:n,tubularSegments:i,arc:r},this.fromBufferGeometry(new Dl(t,e,n,i,r)),this.mergeVertices()}function Dl(t,e,n,i,r){lr.call(this),this.type="TorusBufferGeometry",this.parameters={radius:t,tube:e,radialSegments:n,tubularSegments:i,arc:r},t=t||1,e=e||.4,n=Math.floor(n)||8,i=Math.floor(i)||6,r=r||2*Math.PI;for(var a=[],o=[],s=[],l=[],c=new vn,u=new vn,h=new vn,d=0;d<=n;d++)for(var p=0;p<=i;p++){var f=p/i*r,m=d/n*Math.PI*2;u.x=(t+e*Math.cos(m))*Math.cos(f),u.y=(t+e*Math.cos(m))*Math.sin(f),u.z=e*Math.sin(m),o.push(u.x,u.y,u.z),c.x=t*Math.cos(f),c.y=t*Math.sin(f),h.subVectors(u,c).normalize(),s.push(h.x,h.y,h.z),l.push(p/i),l.push(d/n)}for(var v=1;v<=n;v++)for(var g=1;g<=i;g++){var y=(i+1)*v+g-1,x=(i+1)*(v-1)+g-1,b=(i+1)*(v-1)+g,_=(i+1)*v+g;a.push(y,x,_),a.push(x,b,_)}this.setIndex(a),this.setAttribute("position",new Qi(o,3)),this.setAttribute("normal",new Qi(s,3)),this.setAttribute("uv",new Qi(l,2))}ul.prototype=Object.assign(Object.create(Hn.prototype),{constructor:ul,isPoints:!0,copy:function(t){return Hn.prototype.copy.call(this,t),this.material=t.material,this.geometry=t.geometry,this},raycast:function(t,e){var n=this.geometry,i=this.matrixWorld,r=t.params.Points.threshold;if(null===n.boundingSphere&&n.computeBoundingSphere(),ll.copy(n.boundingSphere),ll.applyMatrix4(i),ll.radius+=r,!1!==t.ray.intersectsSphere(ll)){ol.getInverse(i),sl.copy(t.ray).applyMatrix4(ol);var a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a;if(n.isBufferGeometry){var s=n.index,l=n.attributes.position.array;if(null!==s)for(var c=s.array,u=0,h=c.length;u<h;u++){var d=c[u];cl.fromArray(l,3*d),hl(cl,d,o,i,t,e,this)}else for(var p=0,f=l.length/3;p<f;p++)cl.fromArray(l,3*p),hl(cl,p,o,i,t,e,this)}else for(var m=n.vertices,v=0,g=m.length;v<g;v++)hl(m[v],v,o,i,t,e,this)}},updateMorphTargets:function(){var t=this.geometry;if(t.isBufferGeometry){var e=t.morphAttributes,n=Object.keys(e);if(n.length>0){var i=e[n[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(var r=0,a=i.length;r<a;r++){var o=i[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=r}}}}else{var s=t.morphTargets;void 0!==s&&s.length>0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}),dl.prototype=Object.assign(Object.create(cn.prototype),{constructor:dl,isVideoTexture:!0,update:function(){var t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}),pl.prototype=Object.create(cn.prototype),pl.prototype.constructor=pl,pl.prototype.isCompressedTexture=!0,fl.prototype=Object.create(cn.prototype),fl.prototype.constructor=fl,fl.prototype.isCanvasTexture=!0,ml.prototype=Object.create(cn.prototype),ml.prototype.constructor=ml,ml.prototype.isDepthTexture=!0,vl.prototype=Object.create(lr.prototype),vl.prototype.constructor=vl,gl.prototype=Object.create(Nr.prototype),gl.prototype.constructor=gl,yl.prototype=Object.create(lr.prototype),yl.prototype.constructor=yl,xl.prototype=Object.create(Nr.prototype),xl.prototype.constructor=xl,bl.prototype=Object.create(lr.prototype),bl.prototype.constructor=bl,_l.prototype=Object.create(Nr.prototype),_l.prototype.constructor=_l,wl.prototype=Object.create(bl.prototype),wl.prototype.constructor=wl,Ml.prototype=Object.create(Nr.prototype),Ml.prototype.constructor=Ml,Sl.prototype=Object.create(bl.prototype),Sl.prototype.constructor=Sl,El.prototype=Object.create(Nr.prototype),El.prototype.constructor=El,Tl.prototype=Object.create(bl.prototype),Tl.prototype.constructor=Tl,Al.prototype=Object.create(Nr.prototype),Al.prototype.constructor=Al,Ll.prototype=Object.create(bl.prototype),Ll.prototype.constructor=Ll,Cl.prototype=Object.create(Nr.prototype),Cl.prototype.constructor=Cl,Pl.prototype=Object.create(lr.prototype),Pl.prototype.constructor=Pl,Pl.prototype.toJSON=function(){var t=lr.prototype.toJSON.call(this);return t.path=this.parameters.path.toJSON(),t},Rl.prototype=Object.create(Nr.prototype),Rl.prototype.constructor=Rl,Ol.prototype=Object.create(lr.prototype),Ol.prototype.constructor=Ol,Nl.prototype=Object.create(Nr.prototype),Nl.prototype.constructor=Nl,Dl.prototype=Object.create(lr.prototype),Dl.prototype.constructor=Dl;var Il=function(t,e,n){n=n||2;var i,r,a,o,s,l,c,u=e&&e.length,h=u?e[0]*n:t.length,d=Fl(t,0,h,n,!0),p=[];if(!d||d.next===d.prev)return p;if(u&&(d=function(t,e,n,i){var r,a,o,s,l,c=[];for(r=0,a=e.length;r<a;r++)o=e[r]*i,s=r<a-1?e[r+1]*i:t.length,(l=Fl(t,o,s,i,!1))===l.next&&(l.steiner=!0),c.push(Xl(l));for(c.sort(jl),r=0;r<c.length;r++)Vl(c[r],n),n=zl(n,n.next);return n}(t,e,d,n)),t.length>80*n){i=a=t[0],r=o=t[1];for(var f=n;f<h;f+=n)(s=t[f])<i&&(i=s),(l=t[f+1])<r&&(r=l),s>a&&(a=s),l>o&&(o=l);c=0!==(c=Math.max(a-i,o-r))?1/c:0}return Ul(d,p,n,i,r,c),p};function Fl(t,e,n,i,r){var a,o;if(r===function(t,e,n,i){for(var 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s,l,c=t;t.prev!==t.next;)if(s=t.prev,l=t.next,a?kl(t,i,r,a):Bl(t))e.push(s.i/n),e.push(t.i/n),e.push(l.i/n),rc(t),t=l.next,c=l.next;else if((t=l)===c){o?1===o?Ul(t=Gl(zl(t),e,n),e,n,i,r,a,2):2===o&&Hl(t,e,n,i,r,a):Ul(zl(t),e,n,i,r,a,1);break}}}function Bl(t){var e=t.prev,n=t,i=t.next;if(Jl(e,n,i)>=0)return!1;for(var r=t.next.next;r!==t.prev;){if(Yl(e.x,e.y,n.x,n.y,i.x,i.y,r.x,r.y)&&Jl(r.prev,r,r.next)>=0)return!1;r=r.next}return!0}function kl(t,e,n,i){var r=t.prev,a=t,o=t.next;if(Jl(r,a,o)>=0)return!1;for(var 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0===e.bevelEnabled&&(e.bevelEnabled=!1),uc.call(this,i,e),this.type="TextBufferGeometry"}function mc(t,e,n,i,r,a,o){Nr.call(this),this.type="SphereGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:n,phiStart:i,phiLength:r,thetaStart:a,thetaLength:o},this.fromBufferGeometry(new vc(t,e,n,i,r,a,o)),this.mergeVertices()}function vc(t,e,n,i,r,a,o){lr.call(this),this.type="SphereBufferGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:n,phiStart:i,phiLength:r,thetaStart:a,thetaLength:o},t=t||1,e=Math.max(3,Math.floor(e)||8),n=Math.max(2,Math.floor(n)||6),i=void 0!==i?i:0,r=void 0!==r?r:2*Math.PI,a=void 0!==a?a:0,o=void 0!==o?o:Math.PI;for(var s=Math.min(a+o,Math.PI),l=0,c=[],u=new vn,h=new vn,d=[],p=[],f=[],m=[],v=0;v<=n;v++){var g=[],y=v/n,x=0;0==v&&0==a?x=.5/e:v==n&&s==Math.PI&&(x=-.5/e);for(var b=0;b<=e;b++){var _=b/e;u.x=-t*Math.cos(i+_*r)*Math.sin(a+y*o),u.y=t*Math.cos(a+y*o),u.z=t*Math.sin(i+_*r)*Math.sin(a+y*o),p.push(u.x,u.y,u.z),h.copy(u).normalize(),f.push(h.x,h.y,h.z),m.push(_+x,1-y),g.push(l++)}c.push(g)}for(var w=0;w<n;w++)for(var M=0;M<e;M++){var S=c[w][M+1],E=c[w][M],T=c[w+1][M],A=c[w+1][M+1];(0!==w||a>0)&&d.push(S,E,A),(w!==n-1||s<Math.PI)&&d.push(E,T,A)}this.setIndex(d),this.setAttribute("position",new Qi(p,3)),this.setAttribute("normal",new Qi(f,3)),this.setAttribute("uv",new Qi(m,2))}function gc(t,e,n,i,r,a){Nr.call(this),this.type="RingGeometry",this.parameters={innerRadius:t,outerRadius:e,thetaSegments:n,phiSegments:i,thetaStart:r,thetaLength:a},this.fromBufferGeometry(new yc(t,e,n,i,r,a)),this.mergeVertices()}function yc(t,e,n,i,r,a){lr.call(this),this.type="RingBufferGeometry",this.parameters={innerRadius:t,outerRadius:e,thetaSegments:n,phiSegments:i,thetaStart:r,thetaLength:a},t=t||.5,e=e||1,r=void 0!==r?r:0,a=void 0!==a?a:2*Math.PI,n=void 0!==n?Math.max(3,n):8;for(var o=[],s=[],l=[],c=[],u=t,h=(e-t)/(i=void 0!==i?Math.max(1,i):1),d=new vn,p=new an,f=0;f<=i;f++){for(var m=0;m<=n;m++){var v=r+m/n*a;d.x=u*Math.cos(v),d.y=u*Math.sin(v),s.push(d.x,d.y,d.z),l.push(0,0,1),p.x=(d.x/e+1)/2,p.y=(d.y/e+1)/2,c.push(p.x,p.y)}u+=h}for(var g=0;g<i;g++)for(var y=g*(n+1),x=0;x<n;x++){var b=x+y,_=b,w=b+n+1,M=b+n+2,S=b+1;o.push(_,w,S),o.push(w,M,S)}this.setIndex(o),this.setAttribute("position",new Qi(s,3)),this.setAttribute("normal",new Qi(l,3)),this.setAttribute("uv",new Qi(c,2))}function xc(t,e,n,i){Nr.call(this),this.type="LatheGeometry",this.parameters={points:t,segments:e,phiStart:n,phiLength:i},this.fromBufferGeometry(new bc(t,e,n,i)),this.mergeVertices()}function bc(t,e,n,i){lr.call(this),this.type="LatheBufferGeometry",this.parameters={points:t,segments:e,phiStart:n,phiLength:i},e=Math.floor(e)||12,n=n||0,i=i||2*Math.PI,i=rn.clamp(i,0,2*Math.PI);for(var r=[],a=[],o=[],s=1/e,l=new vn,c=new an,u=0;u<=e;u++)for(var h=n+u*s*i,d=Math.sin(h),p=Math.cos(h),f=0;f<=t.length-1;f++)l.x=t[f].x*d,l.y=t[f].y,l.z=t[f].x*p,a.push(l.x,l.y,l.z),c.x=u/e,c.y=f/(t.length-1),o.push(c.x,c.y);for(var m=0;m<e;m++)for(var v=0;v<t.length-1;v++){var g=v+m*t.length,y=g,x=g+t.length,b=g+t.length+1,_=g+1;r.push(y,x,_),r.push(x,b,_)}if(this.setIndex(r),this.setAttribute("position",new Qi(a,3)),this.setAttribute("uv",new Qi(o,2)),this.computeVertexNormals(),i===2*Math.PI)for(var w=this.attributes.normal.array,M=new vn,S=new vn,E=new vn,T=e*t.length*3,A=0,L=0;A<t.length;A++,L+=3)M.x=w[L+0],M.y=w[L+1],M.z=w[L+2],S.x=w[T+L+0],S.y=w[T+L+1],S.z=w[T+L+2],E.addVectors(M,S).normalize(),w[L+0]=w[T+L+0]=E.x,w[L+1]=w[T+L+1]=E.y,w[L+2]=w[T+L+2]=E.z}function _c(t,e){Nr.call(this),this.type="ShapeGeometry","object"===a(e)&&(console.warn("THREE.ShapeGeometry: Options parameter has been removed."),e=e.curveSegments),this.parameters={shapes:t,curveSegments:e},this.fromBufferGeometry(new wc(t,e)),this.mergeVertices()}function wc(t,e){lr.call(this),this.type="ShapeBufferGeometry",this.parameters={shapes:t,curveSegments:e},e=e||12;var n=[],i=[],r=[],a=[],o=0,s=0;if(!1===Array.isArray(t))c(t);else for(var l=0;l<t.length;l++)c(t[l]),this.addGroup(o,s,l),o+=s,s=0;function c(t){var o=i.length/3,l=t.extractPoints(e),c=l.shape,u=l.holes;!1===oc.isClockWise(c)&&(c=c.reverse());for(var h=0,d=u.length;h<d;h++){var p=u[h];!0===oc.isClockWise(p)&&(u[h]=p.reverse())}for(var f=oc.triangulateShape(c,u),m=0,v=u.length;m<v;m++){var g=u[m];c=c.concat(g)}for(var y=0,x=c.length;y<x;y++){var b=c[y];i.push(b.x,b.y,0),r.push(0,0,1),a.push(b.x,b.y)}for(var _=0,w=f.length;_<w;_++){var M=f[_],S=M[0]+o,E=M[1]+o,T=M[2]+o;n.push(S,E,T),s+=3}}this.setIndex(n),this.setAttribute("position",new Qi(i,3)),this.setAttribute("normal",new Qi(r,3)),this.setAttribute("uv",new Qi(a,2))}function Mc(t,e){if(e.shapes=[],Array.isArray(t))for(var n=0,i=t.length;n<i;n++){var r=t[n];e.shapes.push(r.uuid)}else e.shapes.push(t.uuid);return e}function Sc(t,e){lr.call(this),this.type="EdgesGeometry",this.parameters={thresholdAngle:e},e=void 0!==e?e:1;var n,i,r,a,o=[],s=Math.cos(rn.DEG2RAD*e),l=[0,0],c={},u=["a","b","c"];t.isBufferGeometry?(a=new Nr).fromBufferGeometry(t):a=t.clone(),a.mergeVertices(),a.computeFaceNormals();for(var h=a.vertices,d=a.faces,p=0,f=d.length;p<f;p++)for(var m=d[p],v=0;v<3;v++)n=m[u[v]],i=m[u[(v+1)%3]],l[0]=Math.min(n,i),l[1]=Math.max(n,i),void 0===c[r=l[0]+","+l[1]]?c[r]={index1:l[0],index2:l[1],face1:p,face2:void 0}:c[r].face2=p;for(r in c){var g=c[r];if(void 0===g.face2||d[g.face1].normal.dot(d[g.face2].normal)<=s){var y=h[g.index1];o.push(y.x,y.y,y.z),y=h[g.index2],o.push(y.x,y.y,y.z)}}this.setAttribute("position",new Qi(o,3))}function Ec(t,e,n,i,r,a,o,s){Nr.call(this),this.type="CylinderGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:i,heightSegments:r,openEnded:a,thetaStart:o,thetaLength:s},this.fromBufferGeometry(new Tc(t,e,n,i,r,a,o,s)),this.mergeVertices()}function Tc(t,e,n,i,r,a,o,s){lr.call(this),this.type="CylinderBufferGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:i,heightSegments:r,openEnded:a,thetaStart:o,thetaLength:s};var l=this;t=void 0!==t?t:1,e=void 0!==e?e:1,n=n||1,i=Math.floor(i)||8,r=Math.floor(r)||1,a=void 0!==a&&a,o=void 0!==o?o:0,s=void 0!==s?s:2*Math.PI;var c=[],u=[],h=[],d=[],p=0,f=[],m=n/2,v=0;function g(n){var r,a,f=new an,g=new vn,y=0,x=!0===n?t:e,b=!0===n?1:-1;r=p;for(var _=1;_<=i;_++)u.push(0,m*b,0),h.push(0,b,0),d.push(.5,.5),p++;a=p;for(var w=0;w<=i;w++){var M=w/i*s+o,S=Math.cos(M),E=Math.sin(M);g.x=x*E,g.y=m*b,g.z=x*S,u.push(g.x,g.y,g.z),h.push(0,b,0),f.x=.5*S+.5,f.y=.5*E*b+.5,d.push(f.x,f.y),p++}for(var T=0;T<i;T++){var A=r+T,L=a+T;!0===n?c.push(L,L+1,A):c.push(L+1,L,A),y+=3}l.addGroup(v,y,!0===n?1:2),v+=y}!function(){for(var a=new vn,g=new vn,y=0,x=(e-t)/n,b=0;b<=r;b++){for(var _=[],w=b/r,M=w*(e-t)+t,S=0;S<=i;S++){var E=S/i,T=E*s+o,A=Math.sin(T),L=Math.cos(T);g.x=M*A,g.y=-w*n+m,g.z=M*L,u.push(g.x,g.y,g.z),a.set(A,x,L).normalize(),h.push(a.x,a.y,a.z),d.push(E,1-w),_.push(p++)}f.push(_)}for(var C=0;C<i;C++)for(var P=0;P<r;P++){var R=f[P][C],O=f[P+1][C],N=f[P+1][C+1],D=f[P][C+1];c.push(R,O,D),c.push(O,N,D),y+=6}l.addGroup(v,y,0),v+=y}(),!1===a&&(t>0&&g(!0),e>0&&g(!1)),this.setIndex(c),this.setAttribute("position",new Qi(u,3)),this.setAttribute("normal",new Qi(h,3)),this.setAttribute("uv",new Qi(d,2))}function Ac(t,e,n,i,r,a,o){Ec.call(this,0,t,e,n,i,r,a,o),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:a,thetaLength:o}}function Lc(t,e,n,i,r,a,o){Tc.call(this,0,t,e,n,i,r,a,o),this.type="ConeBufferGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:a,thetaLength:o}}function Cc(t,e,n,i){Nr.call(this),this.type="CircleGeometry",this.parameters={radius:t,segments:e,thetaStart:n,thetaLength:i},this.fromBufferGeometry(new Pc(t,e,n,i)),this.mergeVertices()}function Pc(t,e,n,i){lr.call(this),this.type="CircleBufferGeometry",this.parameters={radius:t,segments:e,thetaStart:n,thetaLength:i},t=t||1,e=void 0!==e?Math.max(3,e):8,n=void 0!==n?n:0,i=void 0!==i?i:2*Math.PI;var r=[],a=[],o=[],s=[],l=new vn,c=new an;a.push(0,0,0),o.push(0,0,1),s.push(.5,.5);for(var u=0,h=3;u<=e;u++,h+=3){var d=n+u/e*i;l.x=t*Math.cos(d),l.y=t*Math.sin(d),a.push(l.x,l.y,l.z),o.push(0,0,1),c.x=(a[h]/t+1)/2,c.y=(a[h+1]/t+1)/2,s.push(c.x,c.y)}for(var p=1;p<=e;p++)r.push(p,p+1,0);this.setIndex(r),this.setAttribute("position",new Qi(a,3)),this.setAttribute("normal",new Qi(o,3)),this.setAttribute("uv",new Qi(s,2))}pc.prototype=Object.create(Nr.prototype),pc.prototype.constructor=pc,fc.prototype=Object.create(uc.prototype),fc.prototype.constructor=fc,mc.prototype=Object.create(Nr.prototype),mc.prototype.constructor=mc,vc.prototype=Object.create(lr.prototype),vc.prototype.constructor=vc,gc.prototype=Object.create(Nr.prototype),gc.prototype.constructor=gc,yc.prototype=Object.create(lr.prototype),yc.prototype.constructor=yc,xc.prototype=Object.create(Nr.prototype),xc.prototype.constructor=xc,bc.prototype=Object.create(lr.prototype),bc.prototype.constructor=bc,_c.prototype=Object.create(Nr.prototype),_c.prototype.constructor=_c,_c.prototype.toJSON=function(){var t=Nr.prototype.toJSON.call(this);return Mc(this.parameters.shapes,t)},wc.prototype=Object.create(lr.prototype),wc.prototype.constructor=wc,wc.prototype.toJSON=function(){var t=lr.prototype.toJSON.call(this);return Mc(this.parameters.shapes,t)},Sc.prototype=Object.create(lr.prototype),Sc.prototype.constructor=Sc,Ec.prototype=Object.create(Nr.prototype),Ec.prototype.constructor=Ec,Tc.prototype=Object.create(lr.prototype),Tc.prototype.constructor=Tc,Ac.prototype=Object.create(Ec.prototype),Ac.prototype.constructor=Ac,Lc.prototype=Object.create(Tc.prototype),Lc.prototype.constructor=Lc,Cc.prototype=Object.create(Nr.prototype),Cc.prototype.constructor=Cc,Pc.prototype=Object.create(lr.prototype),Pc.prototype.constructor=Pc;var Rc=Object.freeze({__proto__:null,WireframeGeometry:vl,ParametricGeometry:gl,ParametricBufferGeometry:yl,TetrahedronGeometry:_l,TetrahedronBufferGeometry:wl,OctahedronGeometry:Ml,OctahedronBufferGeometry:Sl,IcosahedronGeometry:El,IcosahedronBufferGeometry:Tl,DodecahedronGeometry:Al,DodecahedronBufferGeometry:Ll,PolyhedronGeometry:xl,PolyhedronBufferGeometry:bl,TubeGeometry:Cl,TubeBufferGeometry:Pl,TorusKnotGeometry:Rl,TorusKnotBufferGeometry:Ol,TorusGeometry:Nl,TorusBufferGeometry:Dl,TextGeometry:pc,TextBufferGeometry:fc,SphereGeometry:mc,SphereBufferGeometry:vc,RingGeometry:gc,RingBufferGeometry:yc,PlaneGeometry:ea,PlaneBufferGeometry:na,LatheGeometry:xc,LatheBufferGeometry:bc,ShapeGeometry:_c,ShapeBufferGeometry:wc,ExtrudeGeometry:cc,ExtrudeBufferGeometry:uc,EdgesGeometry:Sc,ConeGeometry:Ac,ConeBufferGeometry:Lc,CylinderGeometry:Ec,CylinderBufferGeometry:Tc,CircleGeometry:Cc,CircleBufferGeometry:Pc,BoxGeometry:Dr,BoxBufferGeometry:Ir});function Oc(t){Bi.call(this),this.type="ShadowMaterial",this.color=new Ni(0),this.transparent=!0,this.setValues(t)}function Nc(t){Gr.call(this,t),this.type="RawShaderMaterial"}function Dc(t){Bi.call(this),this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new Ni(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Ni(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=qe,this.normalScale=new an(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.vertexTangents=!1,this.setValues(t)}function Ic(t){Dc.call(this),this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoat=0,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new an(1,1),this.clearcoatNormalMap=null,this.reflectivity=.5,this.sheen=null,this.transmission=0,this.transmissionMap=null,this.setValues(t)}function Fc(t){Bi.call(this),this.type="MeshPhongMaterial",this.color=new Ni(16777215),this.specular=new Ni(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Ni(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=qe,this.normalScale=new an(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=Q,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function zc(t){Bi.call(this),this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Ni(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Ni(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=qe,this.normalScale=new an(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function Uc(t){Bi.call(this),this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=qe,this.normalScale=new an(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function Bc(t){Bi.call(this),this.type="MeshLambertMaterial",this.color=new Ni(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Ni(0),this.emissiveIntensity=1,this.emissiveMap=null,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=Q,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function kc(t){Bi.call(this),this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Ni(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=qe,this.normalScale=new an(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function Gc(t){Ys.call(this),this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}Oc.prototype=Object.create(Bi.prototype),Oc.prototype.constructor=Oc,Oc.prototype.isShadowMaterial=!0,Oc.prototype.copy=function(t){return Bi.prototype.copy.call(this,t),this.color.copy(t.color),this},Nc.prototype=Object.create(Gr.prototype),Nc.prototype.constructor=Nc,Nc.prototype.isRawShaderMaterial=!0,Dc.prototype=Object.create(Bi.prototype),Dc.prototype.constructor=Dc,Dc.prototype.isMeshStandardMaterial=!0,Dc.prototype.copy=function(t){return Bi.prototype.copy.call(this,t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.vertexTangents=t.vertexTangents,this},Ic.prototype=Object.create(Dc.prototype),Ic.prototype.constructor=Ic,Ic.prototype.isMeshPhysicalMaterial=!0,Ic.prototype.copy=function(t){return Dc.prototype.copy.call(this,t),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.reflectivity=t.reflectivity,t.sheen?this.sheen=(this.sheen||new Ni).copy(t.sheen):this.sheen=null,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this},Fc.prototype=Object.create(Bi.prototype),Fc.prototype.constructor=Fc,Fc.prototype.isMeshPhongMaterial=!0,Fc.prototype.copy=function(t){return Bi.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},zc.prototype=Object.create(Bi.prototype),zc.prototype.constructor=zc,zc.prototype.isMeshToonMaterial=!0,zc.prototype.copy=function(t){return Bi.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Uc.prototype=Object.create(Bi.prototype),Uc.prototype.constructor=Uc,Uc.prototype.isMeshNormalMaterial=!0,Uc.prototype.copy=function(t){return Bi.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},Bc.prototype=Object.create(Bi.prototype),Bc.prototype.constructor=Bc,Bc.prototype.isMeshLambertMaterial=!0,Bc.prototype.copy=function(t){return Bi.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},kc.prototype=Object.create(Bi.prototype),kc.prototype.constructor=kc,kc.prototype.isMeshMatcapMaterial=!0,kc.prototype.copy=function(t){return Bi.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},Gc.prototype=Object.create(Ys.prototype),Gc.prototype.constructor=Gc,Gc.prototype.isLineDashedMaterial=!0,Gc.prototype.copy=function(t){return Ys.prototype.copy.call(this,t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this};var Hc=Object.freeze({__proto__:null,ShadowMaterial:Oc,SpriteMaterial:ms,RawShaderMaterial:Nc,ShaderMaterial:Gr,PointsMaterial:al,MeshPhysicalMaterial:Ic,MeshStandardMaterial:Dc,MeshPhongMaterial:Fc,MeshToonMaterial:zc,MeshNormalMaterial:Uc,MeshLambertMaterial:Bc,MeshDepthMaterial:Yo,MeshDistanceMaterial:Zo,MeshBasicMaterial:ki,MeshMatcapMaterial:kc,LineDashedMaterial:Gc,LineBasicMaterial:Ys,Material:Bi}),jc={arraySlice:function(t,e,n){return jc.isTypedArray(t)?new t.constructor(t.subarray(e,void 0!==n?n:t.length)):t.slice(e,n)},convertArray:function(t,e,n){return!t||!n&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)},isTypedArray:function(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)},getKeyframeOrder:function(t){for(var e=t.length,n=new Array(e),i=0;i!==e;++i)n[i]=i;return n.sort(function(e,n){return t[e]-t[n]}),n},sortedArray:function(t,e,n){for(var i=t.length,r=new t.constructor(i),a=0,o=0;o!==i;++a)for(var s=n[a]*e,l=0;l!==e;++l)r[o++]=t[s+l];return r},flattenJSON:function(t,e,n,i){for(var r=1,a=t[0];void 0!==a&&void 0===a[i];)a=t[r++];if(void 0!==a){var o=a[i];if(void 0!==o)if(Array.isArray(o))do{void 0!==(o=a[i])&&(e.push(a.time),n.push.apply(n,o)),a=t[r++]}while(void 0!==a);else if(void 0!==o.toArray)do{void 0!==(o=a[i])&&(e.push(a.time),o.toArray(n,n.length)),a=t[r++]}while(void 0!==a);else do{void 0!==(o=a[i])&&(e.push(a.time),n.push(o)),a=t[r++]}while(void 0!==a)}},subclip:function(t,e,n,i,r){r=r||30;var a=t.clone();a.name=e;for(var o=[],s=0;s<a.tracks.length;++s){for(var l=a.tracks[s],c=l.getValueSize(),u=[],h=[],d=0;d<l.times.length;++d){var p=l.times[d]*r;if(!(p<n||p>=i)){u.push(l.times[d]);for(var f=0;f<c;++f)h.push(l.values[d*c+f])}}0!==u.length&&(l.times=jc.convertArray(u,l.times.constructor),l.values=jc.convertArray(h,l.values.constructor),o.push(l))}a.tracks=o;for(var m=1/0,v=0;v<a.tracks.length;++v)m>a.tracks[v].times[0]&&(m=a.tracks[v].times[0]);for(var g=0;g<a.tracks.length;++g)a.tracks[g].shift(-1*m);return a.resetDuration(),a},makeClipAdditive:function(t,e,n,i){void 0===e&&(e=0),void 0===n&&(n=t),(void 0===i||i<=0)&&(i=30);for(var r=t.tracks.length,a=e/i,o=function(e){var i=n.tracks[e],r=i.ValueTypeName;if("bool"===r||"string"===r)return"continue";var o=t.tracks.find(function(t){return t.name===i.name&&t.ValueTypeName===r});if(void 0===o)return"continue";var s=i.getValueSize(),l=i.times.length-1,c=void 0;if(a<=i.times[0])c=jc.arraySlice(i.values,0,i.valueSize);else if(a>=i.times[l]){var u=l*s;c=jc.arraySlice(i.values,u)}else{var h=i.createInterpolant();h.evaluate(a),c=h.resultBuffer}"quaternion"===r&&new pn(c[0],c[1],c[2],c[3]).normalize().conjugate().toArray(c);for(var d=o.times.length,p=0;p<d;++p){var f=p*s;if("quaternion"===r)pn.multiplyQuaternionsFlat(o.values,f,c,0,o.values,f);else for(var m=0;m<s;++m)o.values[f+m]-=c[m]}},s=0;s<r;++s)o(s);return t.blendMode=2501,t}};function Vc(t,e,n,i){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==i?i:new e.constructor(n),this.sampleValues=e,this.valueSize=n}function Wc(t,e,n,i){Vc.call(this,t,e,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0}function qc(t,e,n,i){Vc.call(this,t,e,n,i)}function Xc(t,e,n,i){Vc.call(this,t,e,n,i)}function Yc(t,e,n,i){if(void 0===t)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===e||0===e.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+t);this.name=t,this.times=jc.convertArray(e,this.TimeBufferType),this.values=jc.convertArray(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}function Zc(t,e,n){Yc.call(this,t,e,n)}function Jc(t,e,n,i){Yc.call(this,t,e,n,i)}function Qc(t,e,n,i){Yc.call(this,t,e,n,i)}function $c(t,e,n,i){Vc.call(this,t,e,n,i)}function Kc(t,e,n,i){Yc.call(this,t,e,n,i)}function tu(t,e,n,i){Yc.call(this,t,e,n,i)}function eu(t,e,n,i){Yc.call(this,t,e,n,i)}function nu(t,e,n,i){this.name=t,this.tracks=n,this.duration=void 0!==e?e:-1,this.blendMode=void 0!==i?i:Ie,this.uuid=rn.generateUUID(),this.duration<0&&this.resetDuration()}function iu(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 Qc;case"vector":case"vector2":case"vector3":case"vector4":return eu;case"color":return Jc;case"quaternion":return Kc;case"bool":case"boolean":return Zc;case"string":return tu}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+t)}(t.type);if(void 0===t.times){var n=[],i=[];jc.flattenJSON(t.keys,n,i,"value"),t.times=n,t.values=i}return void 0!==e.parse?e.parse(t):new e(t.name,t.times,t.values,t.interpolation)}Object.assign(Vc.prototype,{evaluate:function(t){var e=this.parameterPositions,n=this._cachedIndex,i=e[n],r=e[n-1];t:{e:{var a;n:{i:if(!(t<i)){for(var o=n+2;;){if(void 0===i){if(t<r)break i;return n=e.length,this._cachedIndex=n,this.afterEnd_(n-1,t,r)}if(n===o)break;if(r=i,t<(i=e[++n]))break e}a=e.length;break n}if(t>=r)break t;var s=e[1];t<s&&(n=2,r=s);for(var l=n-2;;){if(void 0===r)return this._cachedIndex=0,this.beforeStart_(0,t,i);if(n===l)break;if(i=r,t>=(r=e[--n-1]))break e}a=n,n=0}for(;n<a;){var c=n+a>>>1;t<e[c]?a=c:n=c+1}if(i=e[n],void 0===(r=e[n-1]))return this._cachedIndex=0,this.beforeStart_(0,t,i);if(void 0===i)return n=e.length,this._cachedIndex=n,this.afterEnd_(n-1,r,t)}this._cachedIndex=n,this.intervalChanged_(n,r,i)}return this.interpolate_(n,r,t,i)},settings:null,DefaultSettings_:{},getSettings_:function(){return this.settings||this.DefaultSettings_},copySampleValue_:function(t){for(var e=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=t*i,a=0;a!==i;++a)e[a]=n[r+a];return e},interpolate_:function(){throw new Error("call to abstract method")},intervalChanged_:function(){}}),Object.assign(Vc.prototype,{beforeStart_:Vc.prototype.copySampleValue_,afterEnd_:Vc.prototype.copySampleValue_}),Wc.prototype=Object.assign(Object.create(Vc.prototype),{constructor:Wc,DefaultSettings_:{endingStart:De,endingEnd:De},intervalChanged_:function(t,e,n){var i=this.parameterPositions,r=t-2,a=t+1,o=i[r],s=i[a];if(void 0===o)switch(this.getSettings_().endingStart){case 2401:r=t,o=2*e-n;break;case 2402:o=e+i[r=i.length-2]-i[r+1];break;default:r=t,o=n}if(void 0===s)switch(this.getSettings_().endingEnd){case 2401:a=t,s=2*n-e;break;case 2402:a=1,s=n+i[1]-i[0];break;default:a=t-1,s=e}var l=.5*(n-e),c=this.valueSize;this._weightPrev=l/(e-o),this._weightNext=l/(s-n),this._offsetPrev=r*c,this._offsetNext=a*c},interpolate_:function(t,e,n,i){for(var r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=t*o,l=s-o,c=this._offsetPrev,u=this._offsetNext,h=this._weightPrev,d=this._weightNext,p=(n-e)/(i-e),f=p*p,m=f*p,v=-h*m+2*h*f-h*p,g=(1+h)*m+(-1.5-2*h)*f+(-.5+h)*p+1,y=(-1-d)*m+(1.5+d)*f+.5*p,x=d*m-d*f,b=0;b!==o;++b)r[b]=v*a[c+b]+g*a[l+b]+y*a[s+b]+x*a[u+b];return r}}),qc.prototype=Object.assign(Object.create(Vc.prototype),{constructor:qc,interpolate_:function(t,e,n,i){for(var r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=t*o,l=s-o,c=(n-e)/(i-e),u=1-c,h=0;h!==o;++h)r[h]=a[l+h]*u+a[s+h]*c;return r}}),Xc.prototype=Object.assign(Object.create(Vc.prototype),{constructor:Xc,interpolate_:function(t){return this.copySampleValue_(t-1)}}),Object.assign(Yc,{toJSON:function(t){var e,n=t.constructor;if(void 0!==n.toJSON)e=n.toJSON(t);else{e={name:t.name,times:jc.convertArray(t.times,Array),values:jc.convertArray(t.values,Array)};var i=t.getInterpolation();i!==t.DefaultInterpolation&&(e.interpolation=i)}return e.type=t.ValueTypeName,e}}),Object.assign(Yc.prototype,{constructor:Yc,TimeBufferType:Float32Array,ValueBufferType:Float32Array,DefaultInterpolation:2301,InterpolantFactoryMethodDiscrete:function(t){return new Xc(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodLinear:function(t){return new qc(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:function(t){return new Wc(this.times,this.values,this.getValueSize(),t)},setInterpolation:function(t){var e;switch(t){case 2300:e=this.InterpolantFactoryMethodDiscrete;break;case 2301:e=this.InterpolantFactoryMethodLinear;break;case 2302:e=this.InterpolantFactoryMethodSmooth}if(void 0===e){var n="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(t===this.DefaultInterpolation)throw new Error(n);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",n),this}return this.createInterpolant=e,this},getInterpolation:function(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return 2300;case this.InterpolantFactoryMethodLinear:return 2301;case this.InterpolantFactoryMethodSmooth:return 2302}},getValueSize:function(){return this.values.length/this.times.length},shift:function(t){if(0!==t)for(var e=this.times,n=0,i=e.length;n!==i;++n)e[n]+=t;return this},scale:function(t){if(1!==t)for(var e=this.times,n=0,i=e.length;n!==i;++n)e[n]*=t;return this},trim:function(t,e){for(var n=this.times,i=n.length,r=0,a=i-1;r!==i&&n[r]<t;)++r;for(;-1!==a&&n[a]>e;)--a;if(++a,0!==r||a!==i){r>=a&&(r=(a=Math.max(a,1))-1);var o=this.getValueSize();this.times=jc.arraySlice(n,r,a),this.values=jc.arraySlice(this.values,r*o,a*o)}return this},validate:function(){var t=!0,e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);var n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);for(var a=null,o=0;o!==r;o++){var s=n[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!==i&&jc.isTypedArray(i))for(var l=0,c=i.length;l!==c;++l){var u=i[l];if(isNaN(u)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,l,u),t=!1;break}}return t},optimize:function(){for(var t=jc.arraySlice(this.times),e=jc.arraySlice(this.values),n=this.getValueSize(),i=2302===this.getInterpolation(),r=t.length-1,a=1,o=1;o<r;++o){var s=!1,l=t[o];if(l!==t[o+1]&&(1!==o||l!==l[0]))if(i)s=!0;else for(var c=o*n,u=c-n,h=c+n,d=0;d!==n;++d){var p=e[c+d];if(p!==e[u+d]||p!==e[h+d]){s=!0;break}}if(s){if(o!==a){t[a]=t[o];for(var f=o*n,m=a*n,v=0;v!==n;++v)e[m+v]=e[f+v]}++a}}if(r>0){t[a]=t[r];for(var g=r*n,y=a*n,x=0;x!==n;++x)e[y+x]=e[g+x];++a}return a!==t.length?(this.times=jc.arraySlice(t,0,a),this.values=jc.arraySlice(e,0,a*n)):(this.times=t,this.values=e),this},clone:function(){var t=jc.arraySlice(this.times,0),e=jc.arraySlice(this.values,0),n=new(0,this.constructor)(this.name,t,e);return n.createInterpolant=this.createInterpolant,n}}),Zc.prototype=Object.assign(Object.create(Yc.prototype),{constructor:Zc,ValueTypeName:"bool",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),Jc.prototype=Object.assign(Object.create(Yc.prototype),{constructor:Jc,ValueTypeName:"color"}),Qc.prototype=Object.assign(Object.create(Yc.prototype),{constructor:Qc,ValueTypeName:"number"}),$c.prototype=Object.assign(Object.create(Vc.prototype),{constructor:$c,interpolate_:function(t,e,n,i){for(var r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=(n-e)/(i-e),l=t*o,c=l+o;l!==c;l+=4)pn.slerpFlat(r,0,a,l-o,a,l,s);return r}}),Kc.prototype=Object.assign(Object.create(Yc.prototype),{constructor:Kc,ValueTypeName:"quaternion",DefaultInterpolation:2301,InterpolantFactoryMethodLinear:function(t){return new $c(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:void 0}),tu.prototype=Object.assign(Object.create(Yc.prototype),{constructor:tu,ValueTypeName:"string",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),eu.prototype=Object.assign(Object.create(Yc.prototype),{constructor:eu,ValueTypeName:"vector"}),Object.assign(nu,{parse:function(t){for(var e=[],n=t.tracks,i=1/(t.fps||1),r=0,a=n.length;r!==a;++r)e.push(iu(n[r]).scale(i));return new nu(t.name,t.duration,e,t.blendMode)},toJSON:function(t){for(var e=[],n=t.tracks,i={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode},r=0,a=n.length;r!==a;++r)e.push(Yc.toJSON(n[r]));return i},CreateFromMorphTargetSequence:function(t,e,n,i){for(var 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t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t},fromJSON:function(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}),gu.prototype=Object.create(vu.prototype),gu.prototype.constructor=gu,gu.prototype.isEllipseCurve=!0,gu.prototype.getPoint=function(t,e){for(var n=e||new an,i=2*Math.PI,r=this.aEndAngle-this.aStartAngle,a=Math.abs(r)<Number.EPSILON;r<0;)r+=i;for(;r>i;)r-=i;r<Number.EPSILON&&(r=a?0:i),!0!==this.aClockwise||a||(r===i?r=-i:r-=i);var o=this.aStartAngle+t*r,s=this.aX+this.xRadius*Math.cos(o),l=this.aY+this.yRadius*Math.sin(o);if(0!==this.aRotation){var c=Math.cos(this.aRotation),u=Math.sin(this.aRotation),h=s-this.aX,d=l-this.aY;s=h*c-d*u+this.aX,l=h*u+d*c+this.aY}return n.set(s,l)},gu.prototype.copy=function(t){return vu.prototype.copy.call(this,t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this},gu.prototype.toJSON=function(){var t=vu.prototype.toJSON.call(this);return t.aX=this.aX,t.aY=this.aY,t.xRadius=this.xRadius,t.yRadius=this.yRadius,t.aStartAngle=this.aStartAngle,t.aEndAngle=this.aEndAngle,t.aClockwise=this.aClockwise,t.aRotation=this.aRotation,t},gu.prototype.fromJSON=function(t){return vu.prototype.fromJSON.call(this,t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this},yu.prototype=Object.create(gu.prototype),yu.prototype.constructor=yu,yu.prototype.isArcCurve=!0;var bu=new vn,_u=new xu,wu=new xu,Mu=new xu;function Su(t,e,n,i){vu.call(this),this.type="CatmullRomCurve3",this.points=t||[],this.closed=e||!1,this.curveType=n||"centripetal",this.tension=void 0!==i?i:.5}function Eu(t,e,n,i,r){var a=.5*(i-e),o=.5*(r-n),s=t*t;return(2*n-2*i+a+o)*(t*s)+(-3*n+3*i-2*a-o)*s+a*t+n}function Tu(t,e,n,i){return function(t,e){var n=1-t;return n*n*e}(t,e)+function(t,e){return 2*(1-t)*t*e}(t,n)+function(t,e){return t*t*e}(t,i)}function Au(t,e,n,i,r){return function(t,e){var n=1-t;return n*n*n*e}(t,e)+function(t,e){var n=1-t;return 3*n*n*t*e}(t,n)+function(t,e){return 3*(1-t)*t*t*e}(t,i)+function(t,e){return t*t*t*e}(t,r)}function Lu(t,e,n,i){vu.call(this),this.type="CubicBezierCurve",this.v0=t||new an,this.v1=e||new an,this.v2=n||new an,this.v3=i||new an}function Cu(t,e,n,i){vu.call(this),this.type="CubicBezierCurve3",this.v0=t||new vn,this.v1=e||new vn,this.v2=n||new vn,this.v3=i||new vn}function Pu(t,e){vu.call(this),this.type="LineCurve",this.v1=t||new an,this.v2=e||new an}function Ru(t,e){vu.call(this),this.type="LineCurve3",this.v1=t||new vn,this.v2=e||new vn}function Ou(t,e,n){vu.call(this),this.type="QuadraticBezierCurve",this.v0=t||new an,this.v1=e||new an,this.v2=n||new an}function Nu(t,e,n){vu.call(this),this.type="QuadraticBezierCurve3",this.v0=t||new vn,this.v1=e||new vn,this.v2=n||new vn}function Du(t){vu.call(this),this.type="SplineCurve",this.points=t||[]}Su.prototype=Object.create(vu.prototype),Su.prototype.constructor=Su,Su.prototype.isCatmullRomCurve3=!0,Su.prototype.getPoint=function(t,e){var n,i,r,a,o=e||new vn,s=this.points,l=s.length,c=(l-(this.closed?0:1))*t,u=Math.floor(c),h=c-u;if(this.closed?u+=u>0?0:(Math.floor(Math.abs(u)/l)+1)*l:0===h&&u===l-1&&(u=l-2,h=1),this.closed||u>0?n=s[(u-1)%l]:(bu.subVectors(s[0],s[1]).add(s[0]),n=bu),i=s[u%l],r=s[(u+1)%l],this.closed||u+2<l?a=s[(u+2)%l]:(bu.subVectors(s[l-1],s[l-2]).add(s[l-1]),a=bu),"centripetal"===this.curveType||"chordal"===this.curveType){var d="chordal"===this.curveType?.5:.25,p=Math.pow(n.distanceToSquared(i),d),f=Math.pow(i.distanceToSquared(r),d),m=Math.pow(r.distanceToSquared(a),d);f<1e-4&&(f=1),p<1e-4&&(p=f),m<1e-4&&(m=f),_u.initNonuniformCatmullRom(n.x,i.x,r.x,a.x,p,f,m),wu.initNonuniformCatmullRom(n.y,i.y,r.y,a.y,p,f,m),Mu.initNonuniformCatmullRom(n.z,i.z,r.z,a.z,p,f,m)}else"catmullrom"===this.curveType&&(_u.initCatmullRom(n.x,i.x,r.x,a.x,this.tension),wu.initCatmullRom(n.y,i.y,r.y,a.y,this.tension),Mu.initCatmullRom(n.z,i.z,r.z,a.z,this.tension));return o.set(_u.calc(h),wu.calc(h),Mu.calc(h)),o},Su.prototype.copy=function(t){vu.prototype.copy.call(this,t),this.points=[];for(var e=0,n=t.points.length;e<n;e++){var i=t.points[e];this.points.push(i.clone())}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this},Su.prototype.toJSON=function(){var t=vu.prototype.toJSON.call(this);t.points=[];for(var e=0,n=this.points.length;e<n;e++){var i=this.points[e];t.points.push(i.toArray())}return t.closed=this.closed,t.curveType=this.curveType,t.tension=this.tension,t},Su.prototype.fromJSON=function(t){vu.prototype.fromJSON.call(this,t),this.points=[];for(var e=0,n=t.points.length;e<n;e++){var i=t.points[e];this.points.push((new vn).fromArray(i))}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this},Lu.prototype=Object.create(vu.prototype),Lu.prototype.constructor=Lu,Lu.prototype.isCubicBezierCurve=!0,Lu.prototype.getPoint=function(t,e){var n=e||new an,i=this.v0,r=this.v1,a=this.v2,o=this.v3;return n.set(Au(t,i.x,r.x,a.x,o.x),Au(t,i.y,r.y,a.y,o.y)),n},Lu.prototype.copy=function(t){return vu.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this},Lu.prototype.toJSON=function(){var t=vu.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t},Lu.prototype.fromJSON=function(t){return vu.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this},Cu.prototype=Object.create(vu.prototype),Cu.prototype.constructor=Cu,Cu.prototype.isCubicBezierCurve3=!0,Cu.prototype.getPoint=function(t,e){var n=e||new vn,i=this.v0,r=this.v1,a=this.v2,o=this.v3;return n.set(Au(t,i.x,r.x,a.x,o.x),Au(t,i.y,r.y,a.y,o.y),Au(t,i.z,r.z,a.z,o.z)),n},Cu.prototype.copy=function(t){return vu.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this},Cu.prototype.toJSON=function(){var t=vu.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t},Cu.prototype.fromJSON=function(t){return vu.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this},Pu.prototype=Object.create(vu.prototype),Pu.prototype.constructor=Pu,Pu.prototype.isLineCurve=!0,Pu.prototype.getPoint=function(t,e){var n=e||new an;return 1===t?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(t).add(this.v1)),n},Pu.prototype.getPointAt=function(t,e){return this.getPoint(t,e)},Pu.prototype.getTangent=function(t,e){var n=e||new an;return n.copy(this.v2).sub(this.v1).normalize(),n},Pu.prototype.copy=function(t){return vu.prototype.copy.call(this,t),this.v1.copy(t.v1),this.v2.copy(t.v2),this},Pu.prototype.toJSON=function(){var t=vu.prototype.toJSON.call(this);return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},Pu.prototype.fromJSON=function(t){return vu.prototype.fromJSON.call(this,t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},Ru.prototype=Object.create(vu.prototype),Ru.prototype.constructor=Ru,Ru.prototype.isLineCurve3=!0,Ru.prototype.getPoint=function(t,e){var n=e||new vn;return 1===t?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(t).add(this.v1)),n},Ru.prototype.getPointAt=function(t,e){return this.getPoint(t,e)},Ru.prototype.copy=function(t){return vu.prototype.copy.call(this,t),this.v1.copy(t.v1),this.v2.copy(t.v2),this},Ru.prototype.toJSON=function(){var t=vu.prototype.toJSON.call(this);return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},Ru.prototype.fromJSON=function(t){return vu.prototype.fromJSON.call(this,t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},Ou.prototype=Object.create(vu.prototype),Ou.prototype.constructor=Ou,Ou.prototype.isQuadraticBezierCurve=!0,Ou.prototype.getPoint=function(t,e){var n=e||new an,i=this.v0,r=this.v1,a=this.v2;return n.set(Tu(t,i.x,r.x,a.x),Tu(t,i.y,r.y,a.y)),n},Ou.prototype.copy=function(t){return vu.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this},Ou.prototype.toJSON=function(){var t=vu.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},Ou.prototype.fromJSON=function(t){return vu.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},Nu.prototype=Object.create(vu.prototype),Nu.prototype.constructor=Nu,Nu.prototype.isQuadraticBezierCurve3=!0,Nu.prototype.getPoint=function(t,e){var n=e||new vn,i=this.v0,r=this.v1,a=this.v2;return n.set(Tu(t,i.x,r.x,a.x),Tu(t,i.y,r.y,a.y),Tu(t,i.z,r.z,a.z)),n},Nu.prototype.copy=function(t){return vu.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this},Nu.prototype.toJSON=function(){var t=vu.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},Nu.prototype.fromJSON=function(t){return vu.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},Du.prototype=Object.create(vu.prototype),Du.prototype.constructor=Du,Du.prototype.isSplineCurve=!0,Du.prototype.getPoint=function(t,e){var n=e||new an,i=this.points,r=(i.length-1)*t,a=Math.floor(r),o=r-a,s=i[0===a?a:a-1],l=i[a],c=i[a>i.length-2?i.length-1:a+1],u=i[a>i.length-3?i.length-1:a+2];return n.set(Eu(o,s.x,l.x,c.x,u.x),Eu(o,s.y,l.y,c.y,u.y)),n},Du.prototype.copy=function(t){vu.prototype.copy.call(this,t),this.points=[];for(var e=0,n=t.points.length;e<n;e++){var i=t.points[e];this.points.push(i.clone())}return this},Du.prototype.toJSON=function(){var t=vu.prototype.toJSON.call(this);t.points=[];for(var e=0,n=this.points.length;e<n;e++){var i=this.points[e];t.points.push(i.toArray())}return t},Du.prototype.fromJSON=function(t){vu.prototype.fromJSON.call(this,t),this.points=[];for(var e=0,n=t.points.length;e<n;e++){var i=t.points[e];this.points.push((new an).fromArray(i))}return this};var Iu=Object.freeze({__proto__:null,ArcCurve:yu,CatmullRomCurve3:Su,CubicBezierCurve:Lu,CubicBezierCurve3:Cu,EllipseCurve:gu,LineCurve:Pu,LineCurve3:Ru,QuadraticBezierCurve:Ou,QuadraticBezierCurve3:Nu,SplineCurve:Du});function Fu(){vu.call(this),this.type="CurvePath",this.curves=[],this.autoClose=!1}function zu(t){Fu.call(this),this.type="Path",this.currentPoint=new an,t&&this.setFromPoints(t)}function Uu(t){zu.call(this,t),this.uuid=rn.generateUUID(),this.type="Shape",this.holes=[]}function Bu(t,e){Hn.call(this),this.type="Light",this.color=new Ni(t),this.intensity=void 0!==e?e:1,this.receiveShadow=void 0}function ku(t,e,n){Bu.call(this,t,n),this.type="HemisphereLight",this.castShadow=void 0,this.position.copy(Hn.DefaultUp),this.updateMatrix(),this.groundColor=new Ni(e)}function Gu(t){this.camera=t,this.bias=0,this.normalBias=0,this.radius=1,this.mapSize=new an(512,512),this.map=null,this.mapPass=null,this.matrix=new Sn,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Qr,this._frameExtents=new an(1,1),this._viewportCount=1,this._viewports=[new un(0,0,1,1)]}function Hu(){Gu.call(this,new jr(50,1,.5,500))}function ju(t,e,n,i,r,a){Bu.call(this,t,e),this.type="SpotLight",this.position.copy(Hn.DefaultUp),this.updateMatrix(),this.target=new Hn,Object.defineProperty(this,"power",{get:function(){return this.intensity*Math.PI},set:function(t){this.intensity=t/Math.PI}}),this.distance=void 0!==n?n:0,this.angle=void 0!==i?i:Math.PI/3,this.penumbra=void 0!==r?r:0,this.decay=void 0!==a?a:1,this.shadow=new Hu}function Vu(){Gu.call(this,new jr(90,1,.5,500)),this._frameExtents=new an(4,2),this._viewportCount=6,this._viewports=[new un(2,1,1,1),new un(0,1,1,1),new un(3,1,1,1),new un(1,1,1,1),new un(3,0,1,1),new un(1,0,1,1)],this._cubeDirections=[new vn(1,0,0),new vn(-1,0,0),new vn(0,0,1),new vn(0,0,-1),new vn(0,1,0),new vn(0,-1,0)],this._cubeUps=[new vn(0,1,0),new vn(0,1,0),new vn(0,1,0),new vn(0,1,0),new vn(0,0,1),new vn(0,0,-1)]}function Wu(t,e,n,i){Bu.call(this,t,e),this.type="PointLight",Object.defineProperty(this,"power",{get:function(){return 4*this.intensity*Math.PI},set:function(t){this.intensity=t/(4*Math.PI)}}),this.distance=void 0!==n?n:0,this.decay=void 0!==i?i:1,this.shadow=new Vu}function qu(t,e,n,i,r,a){Hr.call(this),this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=void 0!==t?t:-1,this.right=void 0!==e?e:1,this.top=void 0!==n?n:1,this.bottom=void 0!==i?i:-1,this.near=void 0!==r?r:.1,this.far=void 0!==a?a:2e3,this.updateProjectionMatrix()}function Xu(){Gu.call(this,new qu(-5,5,5,-5,.5,500))}function Yu(t,e){Bu.call(this,t,e),this.type="DirectionalLight",this.position.copy(Hn.DefaultUp),this.updateMatrix(),this.target=new Hn,this.shadow=new Xu}function Zu(t,e){Bu.call(this,t,e),this.type="AmbientLight",this.castShadow=void 0}function Ju(t,e,n,i){Bu.call(this,t,e),this.type="RectAreaLight",this.width=void 0!==n?n:10,this.height=void 0!==i?i:10}function Qu(){this.coefficients=[];for(var t=0;t<9;t++)this.coefficients.push(new vn)}function $u(t,e){Bu.call(this,void 0,e),this.type="LightProbe",this.sh=void 0!==t?t:new Qu}function Ku(t){su.call(this,t),this.textures={}}Fu.prototype=Object.assign(Object.create(vu.prototype),{constructor:Fu,add:function(t){this.curves.push(t)},closePath:function(){var t=this.curves[0].getPoint(0),e=this.curves[this.curves.length-1].getPoint(1);t.equals(e)||this.curves.push(new Pu(e,t))},getPoint:function(t){for(var e=t*this.getLength(),n=this.getCurveLengths(),i=0;i<n.length;){if(n[i]>=e){var r=n[i]-e,a=this.curves[i],o=a.getLength(),s=0===o?0:1-r/o;return a.getPointAt(s)}i++}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,n=0,i=this.curves.length;n<i;n++)e+=this.curves[n].getLength(),t.push(e);return this.cacheLengths=t,t},getSpacedPoints:function(t){void 0===t&&(t=40);for(var e=[],n=0;n<=t;n++)e.push(this.getPoint(n/t));return this.autoClose&&e.push(e[0]),e},getPoints:function(t){t=t||12;for(var e,n=[],i=0,r=this.curves;i<r.length;i++)for(var a=r[i],o=a&&a.isEllipseCurve?2*t:a&&(a.isLineCurve||a.isLineCurve3)?1:a&&a.isSplineCurve?t*a.points.length:t,s=a.getPoints(o),l=0;l<s.length;l++){var c=s[l];e&&e.equals(c)||(n.push(c),e=c)}return this.autoClose&&n.length>1&&!n[n.length-1].equals(n[0])&&n.push(n[0]),n},copy:function(t){vu.prototype.copy.call(this,t),this.curves=[];for(var e=0,n=t.curves.length;e<n;e++){var i=t.curves[e];this.curves.push(i.clone())}return this.autoClose=t.autoClose,this},toJSON:function(){var t=vu.prototype.toJSON.call(this);t.autoClose=this.autoClose,t.curves=[];for(var e=0,n=this.curves.length;e<n;e++){var i=this.curves[e];t.curves.push(i.toJSON())}return t},fromJSON:function(t){vu.prototype.fromJSON.call(this,t),this.autoClose=t.autoClose,this.curves=[];for(var e=0,n=t.curves.length;e<n;e++){var i=t.curves[e];this.curves.push((new Iu[i.type]).fromJSON(i))}return this}}),zu.prototype=Object.assign(Object.create(Fu.prototype),{constructor:zu,setFromPoints:function(t){this.moveTo(t[0].x,t[0].y);for(var e=1,n=t.length;e<n;e++)this.lineTo(t[e].x,t[e].y);return this},moveTo:function(t,e){return this.currentPoint.set(t,e),this},lineTo:function(t,e){var n=new Pu(this.currentPoint.clone(),new an(t,e));return this.curves.push(n),this.currentPoint.set(t,e),this},quadraticCurveTo:function(t,e,n,i){var r=new Ou(this.currentPoint.clone(),new an(t,e),new an(n,i));return this.curves.push(r),this.currentPoint.set(n,i),this},bezierCurveTo:function(t,e,n,i,r,a){var o=new Lu(this.currentPoint.clone(),new an(t,e),new an(n,i),new an(r,a));return this.curves.push(o),this.currentPoint.set(r,a),this},splineThru:function(t){var e=new Du([this.currentPoint.clone()].concat(t));return this.curves.push(e),this.currentPoint.copy(t[t.length-1]),this},arc:function(t,e,n,i,r,a){var o=this.currentPoint.x,s=this.currentPoint.y;return this.absarc(t+o,e+s,n,i,r,a),this},absarc:function(t,e,n,i,r,a){return this.absellipse(t,e,n,n,i,r,a),this},ellipse:function(t,e,n,i,r,a,o,s){var l=this.currentPoint.x,c=this.currentPoint.y;return this.absellipse(t+l,e+c,n,i,r,a,o,s),this},absellipse:function(t,e,n,i,r,a,o,s){var l=new gu(t,e,n,i,r,a,o,s);if(this.curves.length>0){var c=l.getPoint(0);c.equals(this.currentPoint)||this.lineTo(c.x,c.y)}this.curves.push(l);var u=l.getPoint(1);return this.currentPoint.copy(u),this},copy:function(t){return Fu.prototype.copy.call(this,t),this.currentPoint.copy(t.currentPoint),this},toJSON:function(){var t=Fu.prototype.toJSON.call(this);return t.currentPoint=this.currentPoint.toArray(),t},fromJSON:function(t){return Fu.prototype.fromJSON.call(this,t),this.currentPoint.fromArray(t.currentPoint),this}}),Uu.prototype=Object.assign(Object.create(zu.prototype),{constructor:Uu,getPointsHoles:function(t){for(var e=[],n=0,i=this.holes.length;n<i;n++)e[n]=this.holes[n].getPoints(t);return e},extractPoints:function(t){return{shape:this.getPoints(t),holes:this.getPointsHoles(t)}},copy:function(t){zu.prototype.copy.call(this,t),this.holes=[];for(var e=0,n=t.holes.length;e<n;e++){var i=t.holes[e];this.holes.push(i.clone())}return this},toJSON:function(){var t=zu.prototype.toJSON.call(this);t.uuid=this.uuid,t.holes=[];for(var e=0,n=this.holes.length;e<n;e++){var i=this.holes[e];t.holes.push(i.toJSON())}return t},fromJSON:function(t){zu.prototype.fromJSON.call(this,t),this.uuid=t.uuid,this.holes=[];for(var e=0,n=t.holes.length;e<n;e++){var i=t.holes[e];this.holes.push((new zu).fromJSON(i))}return this}}),Bu.prototype=Object.assign(Object.create(Hn.prototype),{constructor:Bu,isLight:!0,copy:function(t){return Hn.prototype.copy.call(this,t),this.color.copy(t.color),this.intensity=t.intensity,this},toJSON:function(t){var e=Hn.prototype.toJSON.call(this,t);return e.object.color=this.color.getHex(),e.object.intensity=this.intensity,void 0!==this.groundColor&&(e.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(e.object.distance=this.distance),void 0!==this.angle&&(e.object.angle=this.angle),void 0!==this.decay&&(e.object.decay=this.decay),void 0!==this.penumbra&&(e.object.penumbra=this.penumbra),void 0!==this.shadow&&(e.object.shadow=this.shadow.toJSON()),e}}),ku.prototype=Object.assign(Object.create(Bu.prototype),{constructor:ku,isHemisphereLight:!0,copy:function(t){return Bu.prototype.copy.call(this,t),this.groundColor.copy(t.groundColor),this}}),Object.assign(Gu.prototype,{_projScreenMatrix:new Sn,_lightPositionWorld:new vn,_lookTarget:new vn,getViewportCount:function(){return this._viewportCount},getFrustum:function(){return this._frustum},updateMatrices:function(t){var e=this.camera,n=this.matrix,i=this._projScreenMatrix,r=this._lookTarget,a=this._lightPositionWorld;a.setFromMatrixPosition(t.matrixWorld),e.position.copy(a),r.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(r),e.updateMatrixWorld(),i.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(i),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(e.projectionMatrix),n.multiply(e.matrixWorldInverse)},getViewport:function(t){return this._viewports[t]},getFrameExtents:function(){return this._frameExtents},copy:function(t){return this.camera=t.camera.clone(),this.bias=t.bias,this.radius=t.radius,this.mapSize.copy(t.mapSize),this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var t={};return 0!==this.bias&&(t.bias=this.bias),0!==this.normalBias&&(t.normalBias=this.normalBias),1!==this.radius&&(t.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(t.mapSize=this.mapSize.toArray()),t.camera=this.camera.toJSON(!1).object,delete t.camera.matrix,t}}),Hu.prototype=Object.assign(Object.create(Gu.prototype),{constructor:Hu,isSpotLightShadow:!0,updateMatrices:function(t){var e=this.camera,n=2*rn.RAD2DEG*t.angle,i=this.mapSize.width/this.mapSize.height,r=t.distance||e.far;n===e.fov&&i===e.aspect&&r===e.far||(e.fov=n,e.aspect=i,e.far=r,e.updateProjectionMatrix()),Gu.prototype.updateMatrices.call(this,t)}}),ju.prototype=Object.assign(Object.create(Bu.prototype),{constructor:ju,isSpotLight:!0,copy:function(t){return Bu.prototype.copy.call(this,t),this.distance=t.distance,this.angle=t.angle,this.penumbra=t.penumbra,this.decay=t.decay,this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}),Vu.prototype=Object.assign(Object.create(Gu.prototype),{constructor:Vu,isPointLightShadow:!0,updateMatrices:function(t,e){void 0===e&&(e=0);var n=this.camera,i=this.matrix,r=this._lightPositionWorld,a=this._lookTarget,o=this._projScreenMatrix;r.setFromMatrixPosition(t.matrixWorld),n.position.copy(r),a.copy(n.position),a.add(this._cubeDirections[e]),n.up.copy(this._cubeUps[e]),n.lookAt(a),n.updateMatrixWorld(),i.makeTranslation(-r.x,-r.y,-r.z),o.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(o)}}),Wu.prototype=Object.assign(Object.create(Bu.prototype),{constructor:Wu,isPointLight:!0,copy:function(t){return Bu.prototype.copy.call(this,t),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}),qu.prototype=Object.assign(Object.create(Hr.prototype),{constructor:qu,isOrthographicCamera:!0,copy:function(t,e){return Hr.prototype.copy.call(this,t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this},setViewOffset:function(t,e,n,i,r,a){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2,r=n-t,a=n+t,o=i+e,s=i-e;if(null!==this.view&&this.view.enabled){var l=(this.right-this.left)/this.view.fullWidth/this.zoom,c=(this.top-this.bottom)/this.view.fullHeight/this.zoom;a=(r+=l*this.view.offsetX)+l*this.view.width,s=(o-=c*this.view.offsetY)-c*this.view.height}this.projectionMatrix.makeOrthographic(r,a,o,s,this.near,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(t){var e=Hn.prototype.toJSON.call(this,t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}}),Xu.prototype=Object.assign(Object.create(Gu.prototype),{constructor:Xu,isDirectionalLightShadow:!0,updateMatrices:function(t){Gu.prototype.updateMatrices.call(this,t)}}),Yu.prototype=Object.assign(Object.create(Bu.prototype),{constructor:Yu,isDirectionalLight:!0,copy:function(t){return Bu.prototype.copy.call(this,t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}),Zu.prototype=Object.assign(Object.create(Bu.prototype),{constructor:Zu,isAmbientLight:!0}),Ju.prototype=Object.assign(Object.create(Bu.prototype),{constructor:Ju,isRectAreaLight:!0,copy:function(t){return Bu.prototype.copy.call(this,t),this.width=t.width,this.height=t.height,this},toJSON:function(t){var e=Bu.prototype.toJSON.call(this,t);return e.object.width=this.width,e.object.height=this.height,e}}),Object.assign(Qu.prototype,{isSphericalHarmonics3:!0,set:function(t){for(var e=0;e<9;e++)this.coefficients[e].copy(t[e]);return this},zero:function(){for(var t=0;t<9;t++)this.coefficients[t].set(0,0,0);return this},getAt:function(t,e){var n=t.x,i=t.y,r=t.z,a=this.coefficients;return e.copy(a[0]).multiplyScalar(.282095),e.addScaledVector(a[1],.488603*i),e.addScaledVector(a[2],.488603*r),e.addScaledVector(a[3],.488603*n),e.addScaledVector(a[4],n*i*1.092548),e.addScaledVector(a[5],i*r*1.092548),e.addScaledVector(a[6],.315392*(3*r*r-1)),e.addScaledVector(a[7],n*r*1.092548),e.addScaledVector(a[8],.546274*(n*n-i*i)),e},getIrradianceAt:function(t,e){var n=t.x,i=t.y,r=t.z,a=this.coefficients;return e.copy(a[0]).multiplyScalar(.886227),e.addScaledVector(a[1],1.023328*i),e.addScaledVector(a[2],1.023328*r),e.addScaledVector(a[3],1.023328*n),e.addScaledVector(a[4],.858086*n*i),e.addScaledVector(a[5],.858086*i*r),e.addScaledVector(a[6],.743125*r*r-.247708),e.addScaledVector(a[7],.858086*n*r),e.addScaledVector(a[8],.429043*(n*n-i*i)),e},add:function(t){for(var e=0;e<9;e++)this.coefficients[e].add(t.coefficients[e]);return this},addScaledSH:function(t,e){for(var n=0;n<9;n++)this.coefficients[n].addScaledVector(t.coefficients[n],e);return this},scale:function(t){for(var e=0;e<9;e++)this.coefficients[e].multiplyScalar(t);return this},lerp:function(t,e){for(var n=0;n<9;n++)this.coefficients[n].lerp(t.coefficients[n],e);return this},equals:function(t){for(var e=0;e<9;e++)if(!this.coefficients[e].equals(t.coefficients[e]))return!1;return!0},copy:function(t){return this.set(t.coefficients)},clone:function(){return(new this.constructor).copy(this)},fromArray:function(t,e){void 0===e&&(e=0);for(var n=this.coefficients,i=0;i<9;i++)n[i].fromArray(t,e+3*i);return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);for(var n=this.coefficients,i=0;i<9;i++)n[i].toArray(t,e+3*i);return t}}),Object.assign(Qu,{getBasisAt:function(t,e){var n=t.x,i=t.y,r=t.z;e[0]=.282095,e[1]=.488603*i,e[2]=.488603*r,e[3]=.488603*n,e[4]=1.092548*n*i,e[5]=1.092548*i*r,e[6]=.315392*(3*r*r-1),e[7]=1.092548*n*r,e[8]=.546274*(n*n-i*i)}}),$u.prototype=Object.assign(Object.create(Bu.prototype),{constructor:$u,isLightProbe:!0,copy:function(t){return Bu.prototype.copy.call(this,t),this.sh.copy(t.sh),this},fromJSON:function(t){return this.intensity=t.intensity,this.sh.fromArray(t.sh),this},toJSON:function(t){var e=Bu.prototype.toJSON.call(this,t);return e.object.sh=this.sh.toArray(),e}}),Ku.prototype=Object.assign(Object.create(su.prototype),{constructor:Ku,load:function(t,e,n,i){var r=this,a=new cu(r.manager);a.setPath(r.path),a.setRequestHeader(r.requestHeader),a.load(t,function(n){try{e(r.parse(JSON.parse(n)))}catch(e){i?i(e):console.error(e),r.manager.itemError(t)}},n,i)},parse:function(t){var e=this.textures;function n(t){return void 0===e[t]&&console.warn("THREE.MaterialLoader: Undefined texture",t),e[t]}var i=new Hc[t.type];if(void 0!==t.uuid&&(i.uuid=t.uuid),void 0!==t.name&&(i.name=t.name),void 0!==t.color&&i.color.setHex(t.color),void 0!==t.roughness&&(i.roughness=t.roughness),void 0!==t.metalness&&(i.metalness=t.metalness),void 0!==t.sheen&&(i.sheen=(new Ni).setHex(t.sheen)),void 0!==t.emissive&&i.emissive.setHex(t.emissive),void 0!==t.specular&&i.specular.setHex(t.specular),void 0!==t.shininess&&(i.shininess=t.shininess),void 0!==t.clearcoat&&(i.clearcoat=t.clearcoat),void 0!==t.clearcoatRoughness&&(i.clearcoatRoughness=t.clearcoatRoughness),void 0!==t.fog&&(i.fog=t.fog),void 0!==t.flatShading&&(i.flatShading=t.flatShading),void 0!==t.blending&&(i.blending=t.blending),void 0!==t.combine&&(i.combine=t.combine),void 0!==t.side&&(i.side=t.side),void 0!==t.opacity&&(i.opacity=t.opacity),void 0!==t.transparent&&(i.transparent=t.transparent),void 0!==t.alphaTest&&(i.alphaTest=t.alphaTest),void 0!==t.depthTest&&(i.depthTest=t.depthTest),void 0!==t.depthWrite&&(i.depthWrite=t.depthWrite),void 0!==t.colorWrite&&(i.colorWrite=t.colorWrite),void 0!==t.stencilWrite&&(i.stencilWrite=t.stencilWrite),void 0!==t.stencilWriteMask&&(i.stencilWriteMask=t.stencilWriteMask),void 0!==t.stencilFunc&&(i.stencilFunc=t.stencilFunc),void 0!==t.stencilRef&&(i.stencilRef=t.stencilRef),void 0!==t.stencilFuncMask&&(i.stencilFuncMask=t.stencilFuncMask),void 0!==t.stencilFail&&(i.stencilFail=t.stencilFail),void 0!==t.stencilZFail&&(i.stencilZFail=t.stencilZFail),void 0!==t.stencilZPass&&(i.stencilZPass=t.stencilZPass),void 0!==t.wireframe&&(i.wireframe=t.wireframe),void 0!==t.wireframeLinewidth&&(i.wireframeLinewidth=t.wireframeLinewidth),void 0!==t.wireframeLinecap&&(i.wireframeLinecap=t.wireframeLinecap),void 0!==t.wireframeLinejoin&&(i.wireframeLinejoin=t.wireframeLinejoin),void 0!==t.rotation&&(i.rotation=t.rotation),1!==t.linewidth&&(i.linewidth=t.linewidth),void 0!==t.dashSize&&(i.dashSize=t.dashSize),void 0!==t.gapSize&&(i.gapSize=t.gapSize),void 0!==t.scale&&(i.scale=t.scale),void 0!==t.polygonOffset&&(i.polygonOffset=t.polygonOffset),void 0!==t.polygonOffsetFactor&&(i.polygonOffsetFactor=t.polygonOffsetFactor),void 0!==t.polygonOffsetUnits&&(i.polygonOffsetUnits=t.polygonOffsetUnits),void 0!==t.skinning&&(i.skinning=t.skinning),void 0!==t.morphTargets&&(i.morphTargets=t.morphTargets),void 0!==t.morphNormals&&(i.morphNormals=t.morphNormals),void 0!==t.dithering&&(i.dithering=t.dithering),void 0!==t.vertexTangents&&(i.vertexTangents=t.vertexTangents),void 0!==t.visible&&(i.visible=t.visible),void 0!==t.toneMapped&&(i.toneMapped=t.toneMapped),void 0!==t.userData&&(i.userData=t.userData),void 0!==t.vertexColors&&("number"==typeof t.vertexColors?i.vertexColors=t.vertexColors>0:i.vertexColors=t.vertexColors),void 0!==t.uniforms)for(var r in t.uniforms){var a=t.uniforms[r];switch(i.uniforms[r]={},a.type){case"t":i.uniforms[r].value=n(a.value);break;case"c":i.uniforms[r].value=(new Ni).setHex(a.value);break;case"v2":i.uniforms[r].value=(new an).fromArray(a.value);break;case"v3":i.uniforms[r].value=(new vn).fromArray(a.value);break;case"v4":i.uniforms[r].value=(new un).fromArray(a.value);break;case"m3":i.uniforms[r].value=(new on).fromArray(a.value);case"m4":i.uniforms[r].value=(new Sn).fromArray(a.value);break;default:i.uniforms[r].value=a.value}}if(void 0!==t.defines&&(i.defines=t.defines),void 0!==t.vertexShader&&(i.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(i.fragmentShader=t.fragmentShader),void 0!==t.extensions)for(var o in t.extensions)i.extensions[o]=t.extensions[o];if(void 0!==t.shading&&(i.flatShading=1===t.shading),void 0!==t.size&&(i.size=t.size),void 0!==t.sizeAttenuation&&(i.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(i.map=n(t.map)),void 0!==t.matcap&&(i.matcap=n(t.matcap)),void 0!==t.alphaMap&&(i.alphaMap=n(t.alphaMap)),void 0!==t.bumpMap&&(i.bumpMap=n(t.bumpMap)),void 0!==t.bumpScale&&(i.bumpScale=t.bumpScale),void 0!==t.normalMap&&(i.normalMap=n(t.normalMap)),void 0!==t.normalMapType&&(i.normalMapType=t.normalMapType),void 0!==t.normalScale){var s=t.normalScale;!1===Array.isArray(s)&&(s=[s,s]),i.normalScale=(new an).fromArray(s)}return void 0!==t.displacementMap&&(i.displacementMap=n(t.displacementMap)),void 0!==t.displacementScale&&(i.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(i.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(i.roughnessMap=n(t.roughnessMap)),void 0!==t.metalnessMap&&(i.metalnessMap=n(t.metalnessMap)),void 0!==t.emissiveMap&&(i.emissiveMap=n(t.emissiveMap)),void 0!==t.emissiveIntensity&&(i.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(i.specularMap=n(t.specularMap)),void 0!==t.envMap&&(i.envMap=n(t.envMap)),void 0!==t.envMapIntensity&&(i.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(i.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(i.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(i.lightMap=n(t.lightMap)),void 0!==t.lightMapIntensity&&(i.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(i.aoMap=n(t.aoMap)),void 0!==t.aoMapIntensity&&(i.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(i.gradientMap=n(t.gradientMap)),void 0!==t.clearcoatMap&&(i.clearcoatMap=n(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(i.clearcoatRoughnessMap=n(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(i.clearcoatNormalMap=n(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(i.clearcoatNormalScale=(new an).fromArray(t.clearcoatNormalScale)),void 0!==t.transmission&&(i.transmission=t.transmission),void 0!==t.transmissionMap&&(i.transmissionMap=n(t.transmissionMap)),i},setTextures:function(t){return this.textures=t,this}});var th=function(t){var e=t.lastIndexOf("/");return-1===e?"./":t.substr(0,e+1)};function eh(){lr.call(this),this.type="InstancedBufferGeometry",this.instanceCount=1/0}function nh(t,e,n,i){"number"==typeof n&&(i=n,n=!1,console.error("THREE.InstancedBufferAttribute: The constructor now expects normalized as the third argument.")),ji.call(this,t,e,n),this.meshPerAttribute=i||1}function ih(t){su.call(this,t)}eh.prototype=Object.assign(Object.create(lr.prototype),{constructor:eh,isInstancedBufferGeometry:!0,copy:function(t){return lr.prototype.copy.call(this,t),this.instanceCount=t.instanceCount,this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var t=lr.prototype.toJSON.call(this);return t.instanceCount=this.instanceCount,t.isInstancedBufferGeometry=!0,t}}),nh.prototype=Object.assign(Object.create(ji.prototype),{constructor:nh,isInstancedBufferAttribute:!0,copy:function(t){return ji.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this},toJSON:function(){var t=ji.prototype.toJSON.call(this);return t.meshPerAttribute=this.meshPerAttribute,t.isInstancedBufferAttribute=!0,t}}),ih.prototype=Object.assign(Object.create(su.prototype),{constructor:ih,load:function(t,e,n,i){var r=this,a=new cu(r.manager);a.setPath(r.path),a.setRequestHeader(r.requestHeader),a.load(t,function(n){try{e(r.parse(JSON.parse(n)))}catch(e){i?i(e):console.error(e),r.manager.itemError(t)}},n,i)},parse:function(t){var e={},n={};function i(t,i){if(void 0!==e[i])return e[i];var r=t.interleavedBuffers[i],a=function(t,e){if(void 0!==n[e])return n[e];var i=t.arrayBuffers[e],r=new Uint32Array(i).buffer;return n[e]=r,r}(t,r.buffer),o=new hs(new rh[r.type](a),r.stride);return o.uuid=r.uuid,e[i]=o,o}var r=t.isInstancedBufferGeometry?new eh:new lr,a=t.data.index;if(void 0!==a){var o=new rh[a.type](a.array);r.setIndex(new ji(o,1))}var s=t.data.attributes;for(var l in s){var c=s[l],u=void 0;if(c.isInterleavedBufferAttribute){u=new fs(i(t.data,c.data),c.itemSize,c.offset,c.normalized)}else{var h=new rh[c.type](c.array);u=new(c.isInstancedBufferAttribute?nh:ji)(h,c.itemSize,c.normalized)}void 0!==c.name&&(u.name=c.name),r.setAttribute(l,u)}var d=t.data.morphAttributes;if(d)for(var p in d){for(var f=d[p],m=[],v=0,g=f.length;v<g;v++){var y=f[v],x=void 0;if(y.isInterleavedBufferAttribute)x=new fs(i(t.data,y.data),y.itemSize,y.offset,y.normalized);else x=new ji(new rh[y.type](y.array),y.itemSize,y.normalized);void 0!==y.name&&(x.name=y.name),m.push(x)}r.morphAttributes[p]=m}t.data.morphTargetsRelative&&(r.morphTargetsRelative=!0);var b=t.data.groups||t.data.drawcalls||t.data.offsets;if(void 0!==b)for(var _=0,w=b.length;_!==w;++_){var M=b[_];r.addGroup(M.start,M.count,M.materialIndex)}var S=t.data.boundingSphere;if(void 0!==S){var E=new vn;void 0!==S.center&&E.fromArray(S.center),r.boundingSphere=new oi(E,S.radius)}return t.name&&(r.name=t.name),t.userData&&(r.userData=t.userData),r}});var rh={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:"undefined"!=typeof Uint8ClampedArray?Uint8ClampedArray:Uint8Array,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function ah(t){su.call(this,t)}ah.prototype=Object.assign(Object.create(su.prototype),{constructor:ah,load:function(t,e,n,i){var r=this,a=""===this.path?th(t):this.path;this.resourcePath=this.resourcePath||a;var o=new cu(r.manager);o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.load(t,function(n){var a=null;try{a=JSON.parse(n)}catch(e){return void 0!==i&&i(e),void console.error("THREE:ObjectLoader: Can't parse "+t+".",e.message)}var o=a.metadata;void 0!==o&&void 0!==o.type&&"geometry"!==o.type.toLowerCase()?r.parse(a,e):console.error("THREE.ObjectLoader: Can't load "+t)},n,i)},parse:function(t,e){var n=this.parseShape(t.shapes),i=this.parseGeometries(t.geometries,n),r=this.parseImages(t.images,function(){void 0!==e&&e(s)}),a=this.parseTextures(t.textures,r),o=this.parseMaterials(t.materials,a),s=this.parseObject(t.object,i,o);return t.animations&&(s.animations=this.parseAnimations(t.animations)),void 0!==t.images&&0!==t.images.length||void 0!==e&&e(s),s},parseShape:function(t){var e={};if(void 0!==t)for(var n=0,i=t.length;n<i;n++){var r=(new Uu).fromJSON(t[n]);e[r.uuid]=r}return e},parseGeometries:function(t,e){var n,i={};if(void 0!==t)for(var r=new ih,a=0,o=t.length;a<o;a++){var s=void 0,l=t[a];switch(l.type){case"PlaneGeometry":case"PlaneBufferGeometry":s=new Rc[l.type](l.width,l.height,l.widthSegments,l.heightSegments);break;case"BoxGeometry":case"BoxBufferGeometry":case"CubeGeometry":s=new Rc[l.type](l.width,l.height,l.depth,l.widthSegments,l.heightSegments,l.depthSegments);break;case"CircleGeometry":case"CircleBufferGeometry":s=new Rc[l.type](l.radius,l.segments,l.thetaStart,l.thetaLength);break;case"CylinderGeometry":case"CylinderBufferGeometry":s=new Rc[l.type](l.radiusTop,l.radiusBottom,l.height,l.radialSegments,l.heightSegments,l.openEnded,l.thetaStart,l.thetaLength);break;case"ConeGeometry":case"ConeBufferGeometry":s=new Rc[l.type](l.radius,l.height,l.radialSegments,l.heightSegments,l.openEnded,l.thetaStart,l.thetaLength);break;case"SphereGeometry":case"SphereBufferGeometry":s=new Rc[l.type](l.radius,l.widthSegments,l.heightSegments,l.phiStart,l.phiLength,l.thetaStart,l.thetaLength);break;case"DodecahedronGeometry":case"DodecahedronBufferGeometry":case"IcosahedronGeometry":case"IcosahedronBufferGeometry":case"OctahedronGeometry":case"OctahedronBufferGeometry":case"TetrahedronGeometry":case"TetrahedronBufferGeometry":s=new Rc[l.type](l.radius,l.detail);break;case"RingGeometry":case"RingBufferGeometry":s=new Rc[l.type](l.innerRadius,l.outerRadius,l.thetaSegments,l.phiSegments,l.thetaStart,l.thetaLength);break;case"TorusGeometry":case"TorusBufferGeometry":s=new Rc[l.type](l.radius,l.tube,l.radialSegments,l.tubularSegments,l.arc);break;case"TorusKnotGeometry":case"TorusKnotBufferGeometry":s=new Rc[l.type](l.radius,l.tube,l.tubularSegments,l.radialSegments,l.p,l.q);break;case"TubeGeometry":case"TubeBufferGeometry":s=new Rc[l.type]((new Iu[l.path.type]).fromJSON(l.path),l.tubularSegments,l.radius,l.radialSegments,l.closed);break;case"LatheGeometry":case"LatheBufferGeometry":s=new Rc[l.type](l.points,l.segments,l.phiStart,l.phiLength);break;case"PolyhedronGeometry":case"PolyhedronBufferGeometry":s=new Rc[l.type](l.vertices,l.indices,l.radius,l.details);break;case"ShapeGeometry":case"ShapeBufferGeometry":n=[];for(var c=0,u=l.shapes.length;c<u;c++){var h=e[l.shapes[c]];n.push(h)}s=new Rc[l.type](n,l.curveSegments);break;case"ExtrudeGeometry":case"ExtrudeBufferGeometry":n=[];for(var d=0,p=l.shapes.length;d<p;d++){var f=e[l.shapes[d]];n.push(f)}var m=l.options.extrudePath;void 0!==m&&(l.options.extrudePath=(new Iu[m.type]).fromJSON(m)),s=new Rc[l.type](n,l.options);break;case"BufferGeometry":case"InstancedBufferGeometry":s=r.parse(l);break;case"Geometry":console.error('THREE.ObjectLoader: Loading "Geometry" is not supported anymore.');break;default:console.warn('THREE.ObjectLoader: Unsupported geometry type "'+l.type+'"');continue}s.uuid=l.uuid,void 0!==l.name&&(s.name=l.name),!0===s.isBufferGeometry&&void 0!==l.userData&&(s.userData=l.userData),i[l.uuid]=s}return i},parseMaterials:function(t,e){var n={},i={};if(void 0!==t){var r=new Ku;r.setTextures(e);for(var a=0,o=t.length;a<o;a++){var s=t[a];if("MultiMaterial"===s.type){for(var l=[],c=0;c<s.materials.length;c++){var u=s.materials[c];void 0===n[u.uuid]&&(n[u.uuid]=r.parse(u)),l.push(n[u.uuid])}i[s.uuid]=l}else void 0===n[s.uuid]&&(n[s.uuid]=r.parse(s)),i[s.uuid]=n[s.uuid]}}return i},parseAnimations:function(t){for(var e=[],n=0;n<t.length;n++){var i=t[n],r=nu.parse(i);void 0!==i.uuid&&(r.uuid=i.uuid),e.push(r)}return e},parseImages:function(t,e){var n,i=this,r={};function a(t){return i.manager.itemStart(t),n.load(t,function(){i.manager.itemEnd(t)},void 0,function(){i.manager.itemError(t),i.manager.itemEnd(t)})}if(void 0!==t&&t.length>0){var o=new au(e);(n=new pu(o)).setCrossOrigin(this.crossOrigin);for(var s=0,l=t.length;s<l;s++){var c=t[s],u=c.url;if(Array.isArray(u)){r[c.uuid]=[];for(var h=0,d=u.length;h<d;h++){var p=u[h],f=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(p)?p:i.resourcePath+p;r[c.uuid].push(a(f))}}else{var m=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(c.url)?c.url:i.resourcePath+c.url;r[c.uuid]=a(m)}}}return r},parseTextures:function(t,e){function n(t,e){return"number"==typeof t?t:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",t),e[t])}var i={};if(void 0!==t)for(var r=0,a=t.length;r<a;r++){var o=t[r];void 0===o.image&&console.warn('THREE.ObjectLoader: No "image" specified for',o.uuid),void 0===e[o.image]&&console.warn("THREE.ObjectLoader: Undefined image",o.image);var s=void 0;(s=Array.isArray(e[o.image])?new ya(e[o.image]):new cn(e[o.image])).needsUpdate=!0,s.uuid=o.uuid,void 0!==o.name&&(s.name=o.name),void 0!==o.mapping&&(s.mapping=n(o.mapping,sh)),void 0!==o.offset&&s.offset.fromArray(o.offset),void 0!==o.repeat&&s.repeat.fromArray(o.repeat),void 0!==o.center&&s.center.fromArray(o.center),void 0!==o.rotation&&(s.rotation=o.rotation),void 0!==o.wrap&&(s.wrapS=n(o.wrap[0],lh),s.wrapT=n(o.wrap[1],lh)),void 0!==o.format&&(s.format=o.format),void 0!==o.type&&(s.type=o.type),void 0!==o.encoding&&(s.encoding=o.encoding),void 0!==o.minFilter&&(s.minFilter=n(o.minFilter,ch)),void 0!==o.magFilter&&(s.magFilter=n(o.magFilter,ch)),void 0!==o.anisotropy&&(s.anisotropy=o.anisotropy),void 0!==o.flipY&&(s.flipY=o.flipY),void 0!==o.premultiplyAlpha&&(s.premultiplyAlpha=o.premultiplyAlpha),void 0!==o.unpackAlignment&&(s.unpackAlignment=o.unpackAlignment),i[o.uuid]=s}return i},parseObject:function(t,e,n){var i,r,a;function o(t){return void 0===e[t]&&console.warn("THREE.ObjectLoader: Undefined geometry",t),e[t]}function s(t){if(void 0!==t){if(Array.isArray(t)){for(var e=[],i=0,r=t.length;i<r;i++){var a=t[i];void 0===n[a]&&console.warn("THREE.ObjectLoader: Undefined material",a),e.push(n[a])}return e}return void 0===n[t]&&console.warn("THREE.ObjectLoader: Undefined material",t),n[t]}}switch(t.type){case"Scene":i=new jn,void 0!==t.background&&Number.isInteger(t.background)&&(i.background=new Ni(t.background)),void 0!==t.fog&&("Fog"===t.fog.type?i.fog=new us(t.fog.color,t.fog.near,t.fog.far):"FogExp2"===t.fog.type&&(i.fog=new cs(t.fog.color,t.fog.density)));break;case"PerspectiveCamera":i=new jr(t.fov,t.aspect,t.near,t.far),void 0!==t.focus&&(i.focus=t.focus),void 0!==t.zoom&&(i.zoom=t.zoom),void 0!==t.filmGauge&&(i.filmGauge=t.filmGauge),void 0!==t.filmOffset&&(i.filmOffset=t.filmOffset),void 0!==t.view&&(i.view=Object.assign({},t.view));break;case"OrthographicCamera":i=new qu(t.left,t.right,t.top,t.bottom,t.near,t.far),void 0!==t.zoom&&(i.zoom=t.zoom),void 0!==t.view&&(i.view=Object.assign({},t.view));break;case"AmbientLight":i=new Zu(t.color,t.intensity);break;case"DirectionalLight":i=new Yu(t.color,t.intensity);break;case"PointLight":i=new Wu(t.color,t.intensity,t.distance,t.decay);break;case"RectAreaLight":i=new Ju(t.color,t.intensity,t.width,t.height);break;case"SpotLight":i=new ju(t.color,t.intensity,t.distance,t.angle,t.penumbra,t.decay);break;case"HemisphereLight":i=new ku(t.color,t.groundColor,t.intensity);break;case"LightProbe":i=(new $u).fromJSON(t);break;case"SkinnedMesh":console.warn("THREE.ObjectLoader.parseObject() does not support SkinnedMesh yet.");case"Mesh":i=new Tr(r=o(t.geometry),a=s(t.material));break;case"InstancedMesh":r=o(t.geometry),a=s(t.material);var l=t.count,c=t.instanceMatrix;(i=new Xs(r,a,l)).instanceMatrix=new ji(new Float32Array(c.array),16);break;case"LOD":i=new zs;break;case"Line":i=new tl(o(t.geometry),s(t.material),t.mode);break;case"LineLoop":i=new rl(o(t.geometry),s(t.material));break;case"LineSegments":i=new il(o(t.geometry),s(t.material));break;case"PointCloud":case"Points":i=new ul(o(t.geometry),s(t.material));break;case"Sprite":i=new Ls(s(t.material));break;case"Group":i=new is;break;default:i=new Hn}if(i.uuid=t.uuid,void 0!==t.name&&(i.name=t.name),void 0!==t.matrix?(i.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(i.matrixAutoUpdate=t.matrixAutoUpdate),i.matrixAutoUpdate&&i.matrix.decompose(i.position,i.quaternion,i.scale)):(void 0!==t.position&&i.position.fromArray(t.position),void 0!==t.rotation&&i.rotation.fromArray(t.rotation),void 0!==t.quaternion&&i.quaternion.fromArray(t.quaternion),void 0!==t.scale&&i.scale.fromArray(t.scale)),void 0!==t.castShadow&&(i.castShadow=t.castShadow),void 0!==t.receiveShadow&&(i.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.bias&&(i.shadow.bias=t.shadow.bias),void 0!==t.shadow.normalBias&&(i.shadow.normalBias=t.shadow.normalBias),void 0!==t.shadow.radius&&(i.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&i.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(i.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(i.visible=t.visible),void 0!==t.frustumCulled&&(i.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(i.renderOrder=t.renderOrder),void 0!==t.userData&&(i.userData=t.userData),void 0!==t.layers&&(i.layers.mask=t.layers),void 0!==t.children)for(var u=t.children,h=0;h<u.length;h++)i.add(this.parseObject(u[h],e,n));if("LOD"===t.type){void 0!==t.autoUpdate&&(i.autoUpdate=t.autoUpdate);for(var d=t.levels,p=0;p<d.length;p++){var f=d[p],m=i.getObjectByProperty("uuid",f.object);void 0!==m&&i.addLevel(m,f.distance)}}return i}});var oh,sh={UVMapping:300,CubeReflectionMapping:ot,CubeRefractionMapping:st,EquirectangularReflectionMapping:lt,EquirectangularRefractionMapping:ct,CubeUVReflectionMapping:ut,CubeUVRefractionMapping:ht},lh={RepeatWrapping:dt,ClampToEdgeWrapping:pt,MirroredRepeatWrapping:ft},ch={NearestFilter:mt,NearestMipmapNearestFilter:vt,NearestMipmapLinearFilter:gt,LinearFilter:yt,LinearMipmapNearestFilter:xt,LinearMipmapLinearFilter:bt};function uh(t){"undefined"==typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"==typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),su.call(this,t),this.options={premultiplyAlpha:"none"}}function hh(){this.type="ShapePath",this.color=new Ni,this.subPaths=[],this.currentPath=null}function dh(t){this.type="Font",this.data=t}function ph(t,e,n,i,r){var a=r.glyphs[t]||r.glyphs["?"];if(a){var o,s,l,c,u,h,d,p,f=new hh;if(a.o)for(var m=a._cachedOutline||(a._cachedOutline=a.o.split(" ")),v=0,g=m.length;v<g;){switch(m[v++]){case"m":o=m[v++]*e+n,s=m[v++]*e+i,f.moveTo(o,s);break;case"l":o=m[v++]*e+n,s=m[v++]*e+i,f.lineTo(o,s);break;case"q":l=m[v++]*e+n,c=m[v++]*e+i,u=m[v++]*e+n,h=m[v++]*e+i,f.quadraticCurveTo(u,h,l,c);break;case"b":l=m[v++]*e+n,c=m[v++]*e+i,u=m[v++]*e+n,h=m[v++]*e+i,d=m[v++]*e+n,p=m[v++]*e+i,f.bezierCurveTo(u,h,d,p,l,c)}}return{offsetX:a.ha*e,path:f}}console.error('THREE.Font: character "'+t+'" does not exists in font family '+r.familyName+".")}function fh(t){su.call(this,t)}uh.prototype=Object.assign(Object.create(su.prototype),{constructor:uh,isImageBitmapLoader:!0,setOptions:function(t){return this.options=t,this},load:function(t,e,n,i){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);var r=this,a=ru.get(t);if(void 0!==a)return r.manager.itemStart(t),setTimeout(function(){e&&e(a),r.manager.itemEnd(t)},0),a;fetch(t).then(function(t){return t.blob()}).then(function(t){return createImageBitmap(t,r.options)}).then(function(n){ru.add(t,n),e&&e(n),r.manager.itemEnd(t)}).catch(function(e){i&&i(e),r.manager.itemError(t),r.manager.itemEnd(t)}),r.manager.itemStart(t)}}),Object.assign(hh.prototype,{moveTo:function(t,e){return this.currentPath=new zu,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e),this},lineTo:function(t,e){return this.currentPath.lineTo(t,e),this},quadraticCurveTo:function(t,e,n,i){return this.currentPath.quadraticCurveTo(t,e,n,i),this},bezierCurveTo:function(t,e,n,i,r,a){return this.currentPath.bezierCurveTo(t,e,n,i,r,a),this},splineThru:function(t){return this.currentPath.splineThru(t),this},toShapes:function(t,e){function n(t){for(var e=[],n=0,i=t.length;n<i;n++){var r=t[n],a=new Uu;a.curves=r.curves,e.push(a)}return e}function i(t,e){for(var n=e.length,i=!1,r=n-1,a=0;a<n;r=a++){var o=e[r],s=e[a],l=s.x-o.x,c=s.y-o.y;if(Math.abs(c)>Number.EPSILON){if(c<0&&(o=e[a],l=-l,s=e[r],c=-c),t.y<o.y||t.y>s.y)continue;if(t.y===o.y){if(t.x===o.x)return!0}else{var u=c*(t.x-o.x)-l*(t.y-o.y);if(0===u)return!0;if(u<0)continue;i=!i}}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 i}var r=oc.isClockWise,a=this.subPaths;if(0===a.length)return[];if(!0===e)return n(a);var o,s,l,c=[];if(1===a.length)return s=a[0],(l=new Uu).curves=s.curves,c.push(l),c;var u=!r(a[0].getPoints());u=t?!u:u;var h,d,p=[],f=[],m=[],v=0;f[v]=void 0,m[v]=[];for(var g=0,y=a.length;g<y;g++)o=r(h=(s=a[g]).getPoints()),(o=t?!o:o)?(!u&&f[v]&&v++,f[v]={s:new Uu,p:h},f[v].s.curves=s.curves,u&&v++,m[v]=[]):m[v].push({h:s,p:h[0]});if(!f[0])return n(a);if(f.length>1){for(var x=!1,b=[],_=0,w=f.length;_<w;_++)p[_]=[];for(var M=0,S=f.length;M<S;M++)for(var E=m[M],T=0;T<E.length;T++){for(var A=E[T],L=!0,C=0;C<f.length;C++)i(A.p,f[C].p)&&(M!==C&&b.push({froms:M,tos:C,hole:T}),L?(L=!1,p[C].push(A)):x=!0);L&&p[M].push(A)}b.length>0&&(x||(m=p))}for(var P=0,R=f.length;P<R;P++){l=f[P].s,c.push(l);for(var O=0,N=(d=m[P]).length;O<N;O++)l.holes.push(d[O].h)}return c}}),Object.assign(dh.prototype,{isFont:!0,generateShapes:function(t,e){void 0===e&&(e=100);for(var n=[],i=function(t,e,n){for(var i=Array.from?Array.from(t):String(t).split(""),r=e/n.resolution,a=(n.boundingBox.yMax-n.boundingBox.yMin+n.underlineThickness)*r,o=[],s=0,l=0,c=0;c<i.length;c++){var u=i[c];if("\n"===u)s=0,l-=a;else{var h=ph(u,r,s,l,n);s+=h.offsetX,o.push(h.path)}}return o}(t,e,this.data),r=0,a=i.length;r<a;r++)Array.prototype.push.apply(n,i[r].toShapes());return n}}),fh.prototype=Object.assign(Object.create(su.prototype),{constructor:fh,load:function(t,e,n,i){var r=this,a=new cu(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.load(t,function(t){var n;try{n=JSON.parse(t)}catch(e){console.warn("THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead."),n=JSON.parse(t.substring(65,t.length-2))}var i=r.parse(n);e&&e(i)},n,i)},parse:function(t){return new dh(t)}});var mh={getContext:function(){return void 0===oh&&(oh=new(window.AudioContext||window.webkitAudioContext)),oh},setContext:function(t){oh=t}};function vh(t){su.call(this,t)}function gh(t,e,n){$u.call(this,void 0,n);var i=(new Ni).set(t),r=(new Ni).set(e),a=new vn(i.r,i.g,i.b),o=new vn(r.r,r.g,r.b),s=Math.sqrt(Math.PI),l=s*Math.sqrt(.75);this.sh.coefficients[0].copy(a).add(o).multiplyScalar(s),this.sh.coefficients[1].copy(a).sub(o).multiplyScalar(l)}function yh(t,e){$u.call(this,void 0,e);var n=(new Ni).set(t);this.sh.coefficients[0].set(n.r,n.g,n.b).multiplyScalar(2*Math.sqrt(Math.PI))}vh.prototype=Object.assign(Object.create(su.prototype),{constructor:vh,load:function(t,e,n,i){var r=this,a=new cu(r.manager);a.setResponseType("arraybuffer"),a.setPath(r.path),a.setRequestHeader(r.requestHeader),a.load(t,function(n){try{var a=n.slice(0);mh.getContext().decodeAudioData(a,function(t){e(t)})}catch(e){i?i(e):console.error(e),r.manager.itemError(t)}},n,i)}}),gh.prototype=Object.assign(Object.create($u.prototype),{constructor:gh,isHemisphereLightProbe:!0,copy:function(t){return $u.prototype.copy.call(this,t),this},toJSON:function(t){return $u.prototype.toJSON.call(this,t)}}),yh.prototype=Object.assign(Object.create($u.prototype),{constructor:yh,isAmbientLightProbe:!0,copy:function(t){return $u.prototype.copy.call(this,t),this},toJSON:function(t){return $u.prototype.toJSON.call(this,t)}});var xh=new Sn,bh=new Sn;function _h(t){this.autoStart=void 0===t||t,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}Object.assign(function(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new jr,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new jr,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}.prototype,{update:function(t){var e=this._cache;if(e.focus!==t.focus||e.fov!==t.fov||e.aspect!==t.aspect*this.aspect||e.near!==t.near||e.far!==t.far||e.zoom!==t.zoom||e.eyeSep!==this.eyeSep){e.focus=t.focus,e.fov=t.fov,e.aspect=t.aspect*this.aspect,e.near=t.near,e.far=t.far,e.zoom=t.zoom,e.eyeSep=this.eyeSep;var n,i,r=t.projectionMatrix.clone(),a=e.eyeSep/2,o=a*e.near/e.focus,s=e.near*Math.tan(rn.DEG2RAD*e.fov*.5)/e.zoom;bh.elements[12]=-a,xh.elements[12]=a,n=-s*e.aspect+o,i=s*e.aspect+o,r.elements[0]=2*e.near/(i-n),r.elements[8]=(i+n)/(i-n),this.cameraL.projectionMatrix.copy(r),n=-s*e.aspect-o,i=s*e.aspect-o,r.elements[0]=2*e.near/(i-n),r.elements[8]=(i+n)/(i-n),this.cameraR.projectionMatrix.copy(r)}this.cameraL.matrixWorld.copy(t.matrixWorld).multiply(bh),this.cameraR.matrixWorld.copy(t.matrixWorld).multiply(xh)}}),Object.assign(_h.prototype,{start:function(){this.startTime=("undefined"==typeof performance?Date:performance).now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0},stop:function(){this.getElapsedTime(),this.running=!1,this.autoStart=!1},getElapsedTime:function(){return this.getDelta(),this.elapsedTime},getDelta:function(){var t=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){var e=("undefined"==typeof performance?Date:performance).now();t=(e-this.oldTime)/1e3,this.oldTime=e,this.elapsedTime+=t}return t}});var wh=new vn,Mh=new pn,Sh=new vn,Eh=new vn;function Th(){Hn.call(this),this.type="AudioListener",this.context=mh.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new _h}function Ah(t){Hn.call(this),this.type="Audio",this.listener=t,this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.sourceType="empty",this._startedAt=0,this._progress=0,this.filters=[]}Th.prototype=Object.assign(Object.create(Hn.prototype),{constructor:Th,getInput:function(){return this.gain},removeFilter:function(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this},getFilter:function(){return this.filter},setFilter:function(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this},getMasterVolume:function(){return this.gain.gain.value},setMasterVolume:function(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this},updateMatrixWorld:function(t){Hn.prototype.updateMatrixWorld.call(this,t);var e=this.context.listener,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(wh,Mh,Sh),Eh.set(0,0,-1).applyQuaternion(Mh),e.positionX){var i=this.context.currentTime+this.timeDelta;e.positionX.linearRampToValueAtTime(wh.x,i),e.positionY.linearRampToValueAtTime(wh.y,i),e.positionZ.linearRampToValueAtTime(wh.z,i),e.forwardX.linearRampToValueAtTime(Eh.x,i),e.forwardY.linearRampToValueAtTime(Eh.y,i),e.forwardZ.linearRampToValueAtTime(Eh.z,i),e.upX.linearRampToValueAtTime(n.x,i),e.upY.linearRampToValueAtTime(n.y,i),e.upZ.linearRampToValueAtTime(n.z,i)}else e.setPosition(wh.x,wh.y,wh.z),e.setOrientation(Eh.x,Eh.y,Eh.z,n.x,n.y,n.z)}}),Ah.prototype=Object.assign(Object.create(Hn.prototype),{constructor:Ah,getOutput:function(){return this.gain},setNodeSource:function(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this},setMediaElementSource:function(t){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this},setMediaStreamSource:function(t){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this},setBuffer:function(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this},play:function(t){if(void 0===t&&(t=0),!0!==this.isPlaying){if(!1!==this.hasPlaybackControl){this._startedAt=this.context.currentTime+t;var e=this.context.createBufferSource();return e.buffer=this.buffer,e.loop=this.loop,e.loopStart=this.loopStart,e.loopEnd=this.loopEnd,e.onended=this.onEnded.bind(this),e.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=e,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}console.warn("THREE.Audio: this Audio has no playback control.")}else console.warn("THREE.Audio: Audio is already playing.")},pause:function(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;console.warn("THREE.Audio: this Audio has no playback control.")},stop:function(){if(!1!==this.hasPlaybackControl)return this._progress=0,this.source.stop(),this.source.onended=null,this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")},connect:function(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(var t=1,e=this.filters.length;t<e;t++)this.filters[t-1].connect(this.filters[t]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this},disconnect:function(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(var t=1,e=this.filters.length;t<e;t++)this.filters[t-1].disconnect(this.filters[t]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this},getFilters:function(){return this.filters},setFilters:function(t){return t||(t=[]),!0===this.isPlaying?(this.disconnect(),this.filters=t,this.connect()):this.filters=t,this},setDetune:function(t){if(this.detune=t,void 0!==this.source.detune)return!0===this.isPlaying&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this},getDetune:function(){return this.detune},getFilter:function(){return this.getFilters()[0]},setFilter:function(t){return this.setFilters(t?[t]:[])},setPlaybackRate:function(t){if(!1!==this.hasPlaybackControl)return this.playbackRate=t,!0===this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this;console.warn("THREE.Audio: this Audio has no playback control.")},getPlaybackRate:function(){return this.playbackRate},onEnded:function(){this.isPlaying=!1},getLoop:function(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop},setLoop:function(t){if(!1!==this.hasPlaybackControl)return this.loop=t,!0===this.isPlaying&&(this.source.loop=this.loop),this;console.warn("THREE.Audio: this Audio has no playback control.")},setLoopStart:function(t){return this.loopStart=t,this},setLoopEnd:function(t){return this.loopEnd=t,this},getVolume:function(){return this.gain.gain.value},setVolume:function(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}});var Lh=new vn,Ch=new pn,Ph=new vn,Rh=new vn;function Oh(t){Ah.call(this,t),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}function Nh(t,e){this.analyser=t.context.createAnalyser(),this.analyser.fftSize=void 0!==e?e:2048,this.data=new Uint8Array(this.analyser.frequencyBinCount),t.getOutput().connect(this.analyser)}function Dh(t,e,n){var i,r,a;switch(this.binding=t,this.valueSize=n,e){case"quaternion":i=this._slerp,r=this._slerpAdditive,a=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*n),this._workIndex=5;break;case"string":case"bool":i=this._select,r=this._select,a=this._setAdditiveIdentityOther,this.buffer=new Array(5*n);break;default:i=this._lerp,r=this._lerpAdditive,a=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*n)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=r,this._setIdentity=a,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}Oh.prototype=Object.assign(Object.create(Ah.prototype),{constructor:Oh,getOutput:function(){return this.panner},getRefDistance:function(){return this.panner.refDistance},setRefDistance:function(t){return this.panner.refDistance=t,this},getRolloffFactor:function(){return this.panner.rolloffFactor},setRolloffFactor:function(t){return this.panner.rolloffFactor=t,this},getDistanceModel:function(){return this.panner.distanceModel},setDistanceModel:function(t){return this.panner.distanceModel=t,this},getMaxDistance:function(){return this.panner.maxDistance},setMaxDistance:function(t){return this.panner.maxDistance=t,this},setDirectionalCone:function(t,e,n){return this.panner.coneInnerAngle=t,this.panner.coneOuterAngle=e,this.panner.coneOuterGain=n,this},updateMatrixWorld:function(t){if(Hn.prototype.updateMatrixWorld.call(this,t),!0!==this.hasPlaybackControl||!1!==this.isPlaying){this.matrixWorld.decompose(Lh,Ch,Ph),Rh.set(0,0,1).applyQuaternion(Ch);var e=this.panner;if(e.positionX){var n=this.context.currentTime+this.listener.timeDelta;e.positionX.linearRampToValueAtTime(Lh.x,n),e.positionY.linearRampToValueAtTime(Lh.y,n),e.positionZ.linearRampToValueAtTime(Lh.z,n),e.orientationX.linearRampToValueAtTime(Rh.x,n),e.orientationY.linearRampToValueAtTime(Rh.y,n),e.orientationZ.linearRampToValueAtTime(Rh.z,n)}else e.setPosition(Lh.x,Lh.y,Lh.z),e.setOrientation(Rh.x,Rh.y,Rh.z)}}}),Object.assign(Nh.prototype,{getFrequencyData:function(){return this.analyser.getByteFrequencyData(this.data),this.data},getAverageFrequency:function(){for(var t=0,e=this.getFrequencyData(),n=0;n<e.length;n++)t+=e[n];return t/e.length}}),Object.assign(Dh.prototype,{accumulate:function(t,e){var n=this.buffer,i=this.valueSize,r=t*i+i,a=this.cumulativeWeight;if(0===a){for(var o=0;o!==i;++o)n[r+o]=n[o];a=e}else{var s=e/(a+=e);this._mixBufferRegion(n,r,0,s,i)}this.cumulativeWeight=a},accumulateAdditive:function(t){var e=this.buffer,n=this.valueSize,i=n*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(e,i,0,t,n),this.cumulativeWeightAdditive+=t},apply:function(t){var e=this.valueSize,n=this.buffer,i=t*e+e,r=this.cumulativeWeight,a=this.cumulativeWeightAdditive,o=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,r<1){var s=e*this._origIndex;this._mixBufferRegion(n,i,s,1-r,e)}a>0&&this._mixBufferRegionAdditive(n,i,this._addIndex*e,1,e);for(var l=e,c=e+e;l!==c;++l)if(n[l]!==n[l+e]){o.setValue(n,i);break}},saveOriginalState:function(){var t=this.binding,e=this.buffer,n=this.valueSize,i=n*this._origIndex;t.getValue(e,i);for(var r=n,a=i;r!==a;++r)e[r]=e[i+r%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0},restoreOriginalState:function(){var t=3*this.valueSize;this.binding.setValue(this.buffer,t)},_setAdditiveIdentityNumeric:function(){for(var t=this._addIndex*this.valueSize,e=t+this.valueSize,n=t;n<e;n++)this.buffer[n]=0},_setAdditiveIdentityQuaternion:function(){this._setAdditiveIdentityNumeric(),this.buffer[4*this._addIndex+3]=1},_setAdditiveIdentityOther:function(){for(var t=this._origIndex*this.valueSize,e=this._addIndex*this.valueSize,n=0;n<this.valueSize;n++)this.buffer[e+n]=this.buffer[t+n]},_select:function(t,e,n,i,r){if(i>=.5)for(var a=0;a!==r;++a)t[e+a]=t[n+a]},_slerp:function(t,e,n,i){pn.slerpFlat(t,e,t,e,t,n,i)},_slerpAdditive:function(t,e,n,i,r){var a=this._workIndex*r;pn.multiplyQuaternionsFlat(t,a,t,e,t,n),pn.slerpFlat(t,e,t,e,t,a,i)},_lerp:function(t,e,n,i,r){for(var a=1-i,o=0;o!==r;++o){var s=e+o;t[s]=t[s]*a+t[n+o]*i}},_lerpAdditive:function(t,e,n,i,r){for(var a=0;a!==r;++a){var o=e+a;t[o]=t[o]+t[n+a]*i}}});var Ih=new RegExp("[\\[\\]\\.:\\/]","g"),Fh="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",zh=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),Uh=/(WCOD+)?/.source.replace("WCOD",Fh),Bh=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),kh=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),Gh=new RegExp("^"+zh+Uh+Bh+kh+"$"),Hh=["material","materials","bones"];function jh(t,e,n){var i=n||Vh.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,i)}function Vh(t,e,n){this.path=e,this.parsedPath=n||Vh.parseTrackName(e),this.node=Vh.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t}function Wh(t,e,n,i){this._mixer=t,this._clip=e,this._localRoot=n||null,this.blendMode=i||e.blendMode;for(var r=e.tracks,a=r.length,o=new Array(a),s={endingStart:De,endingEnd:De},l=0;l!==a;++l){var c=r[l].createInterpolant(null);o[l]=c,c.settings=s}this._interpolantSettings=s,this._interpolants=o,this._propertyBindings=new Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Ne,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 qh(t){this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}function Xh(t){"string"==typeof t&&(console.warn("THREE.Uniform: Type parameter is no longer needed."),t=arguments[1]),this.value=t}function Yh(t,e,n){hs.call(this,t,e),this.meshPerAttribute=n||1}function Zh(t,e,n,i){this.ray=new fi(t,e),this.near=n||0,this.far=i||1/0,this.camera=null,this.layers=new Ln,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}},Object.defineProperties(this.params,{PointCloud:{get:function(){return console.warn("THREE.Raycaster: params.PointCloud has been renamed to params.Points."),this.Points}}})}function Jh(t,e){return t.distance-e.distance}function Qh(t,e,n,i){if(t.layers.test(e.layers)&&t.raycast(e,n),!0===i)for(var r=t.children,a=0,o=r.length;a<o;a++)Qh(r[a],e,n,!0)}Object.assign(jh.prototype,{getValue:function(t,e){this.bind();var n=this._targetGroup.nCachedObjects_,i=this._bindings[n];void 0!==i&&i.getValue(t,e)},setValue:function(t,e){for(var n=this._bindings,i=this._targetGroup.nCachedObjects_,r=n.length;i!==r;++i)n[i].setValue(t,e)},bind:function(){for(var t=this._bindings,e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].bind()},unbind:function(){for(var t=this._bindings,e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].unbind()}}),Object.assign(Vh,{Composite:jh,create:function(t,e,n){return t&&t.isAnimationObjectGroup?new Vh.Composite(t,e,n):new Vh(t,e,n)},sanitizeNodeName:function(t){return t.replace(/\s/g,"_").replace(Ih,"")},parseTrackName:function(t){var e=Gh.exec(t);if(!e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);var n={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){var r=n.nodeName.substring(i+1);-1!==Hh.indexOf(r)&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=r)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return n},findNode:function(t,e){if(!e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){var n=t.skeleton.getBoneByName(e);if(void 0!==n)return n}if(t.children){var i=function t(n){for(var i=0;i<n.length;i++){var r=n[i];if(r.name===e||r.uuid===e)return r;var a=t(r.children);if(a)return a}return null}(t.children);if(i)return i}return null}}),Object.assign(Vh.prototype,{_getValue_unavailable:function(){},_setValue_unavailable:function(){},BindingType:{Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Versioning:{None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},GetterByBindingType:[function(t,e){t[e]=this.node[this.propertyName]},function(t,e){for(var n=this.resolvedProperty,i=0,r=n.length;i!==r;++i)t[e++]=n[i]},function(t,e){t[e]=this.resolvedProperty[this.propertyIndex]},function(t,e){this.resolvedProperty.toArray(t,e)}],SetterByBindingTypeAndVersioning:[[function(t,e){this.targetObject[this.propertyName]=t[e]},function(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.needsUpdate=!0},function(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){for(var n=this.resolvedProperty,i=0,r=n.length;i!==r;++i)n[i]=t[e++]},function(t,e){for(var n=this.resolvedProperty,i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.needsUpdate=!0},function(t,e){for(var n=this.resolvedProperty,i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){this.resolvedProperty[this.propertyIndex]=t[e]},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=!0},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){this.resolvedProperty.fromArray(t,e)},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=!0},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=!0}]],getValue:function(t,e){this.bind(),this.getValue(t,e)},setValue:function(t,e){this.bind(),this.setValue(t,e)},bind:function(){var t=this.node,e=this.parsedPath,n=e.objectName,i=e.propertyName,r=e.propertyIndex;if(t||(t=Vh.findNode(this.rootNode,e.nodeName)||this.rootNode,this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,t){if(n){var a=e.objectIndex;switch(n){case"materials":if(!t.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!t.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);t=t.material.materials;break;case"bones":if(!t.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);t=t.skeleton.bones;for(var o=0;o<t.length;o++)if(t[o].name===a){a=o;break}break;default:if(void 0===t[n])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);t=t[n]}if(void 0!==a){if(void 0===t[a])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,t);t=t[a]}}var s=t[i];if(void 0!==s){var l=this.Versioning.None;this.targetObject=t,void 0!==t.needsUpdate?l=this.Versioning.NeedsUpdate:void 0!==t.matrixWorldNeedsUpdate&&(l=this.Versioning.MatrixWorldNeedsUpdate);var c=this.BindingType.Direct;if(void 0!==r){if("morphTargetInfluences"===i){if(!t.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!t.geometry.isBufferGeometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences on THREE.Geometry. Use THREE.BufferGeometry instead.",this);if(!t.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==t.morphTargetDictionary[r]&&(r=t.morphTargetDictionary[r])}c=this.BindingType.ArrayElement,this.resolvedProperty=s,this.propertyIndex=r}else void 0!==s.fromArray&&void 0!==s.toArray?(c=this.BindingType.HasFromToArray,this.resolvedProperty=s):Array.isArray(s)?(c=this.BindingType.EntireArray,this.resolvedProperty=s):this.propertyName=i;this.getValue=this.GetterByBindingType[c],this.setValue=this.SetterByBindingTypeAndVersioning[c][l]}else{var u=e.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+u+"."+i+" but it wasn't found.",t)}}else console.error("THREE.PropertyBinding: Trying to update node for track: "+this.path+" but it wasn't found.")},unbind:function(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}),Object.assign(Vh.prototype,{_getValue_unbound:Vh.prototype.getValue,_setValue_unbound:Vh.prototype.setValue}),Object.assign(function(){this.uuid=rn.generateUUID(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;var t={};this._indicesByUUID=t;for(var e=0,n=arguments.length;e!==n;++e)t[arguments[e].uuid]=e;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};var i=this;this.stats={objects:{get total(){return i._objects.length},get inUse(){return this.total-i.nCachedObjects_}},get bindingsPerObject(){return i._bindings.length}}}.prototype,{isAnimationObjectGroup:!0,add:function(){for(var t=this._objects,e=this._indicesByUUID,n=this._paths,i=this._parsedPaths,r=this._bindings,a=r.length,o=void 0,s=t.length,l=this.nCachedObjects_,c=0,u=arguments.length;c!==u;++c){var h=arguments[c],d=h.uuid,p=e[d];if(void 0===p){p=s++,e[d]=p,t.push(h);for(var f=0,m=a;f!==m;++f)r[f].push(new Vh(h,n[f],i[f]))}else if(p<l){o=t[p];var v=--l,g=t[v];e[g.uuid]=p,t[p]=g,e[d]=v,t[v]=h;for(var y=0,x=a;y!==x;++y){var b=r[y],_=b[v],w=b[p];b[p]=_,void 0===w&&(w=new Vh(h,n[y],i[y])),b[v]=w}}else t[p]!==o&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=l},remove:function(){for(var t=this._objects,e=this._indicesByUUID,n=this._bindings,i=n.length,r=this.nCachedObjects_,a=0,o=arguments.length;a!==o;++a){var s=arguments[a],l=s.uuid,c=e[l];if(void 0!==c&&c>=r){var u=r++,h=t[u];e[h.uuid]=c,t[c]=h,e[l]=u,t[u]=s;for(var d=0,p=i;d!==p;++d){var f=n[d],m=f[u],v=f[c];f[c]=m,f[u]=v}}}this.nCachedObjects_=r},uncache:function(){for(var t=this._objects,e=this._indicesByUUID,n=this._bindings,i=n.length,r=this.nCachedObjects_,a=t.length,o=0,s=arguments.length;o!==s;++o){var l=arguments[o].uuid,c=e[l];if(void 0!==c)if(delete e[l],c<r){var u=--r,h=t[u],d=--a,p=t[d];e[h.uuid]=c,t[c]=h,e[p.uuid]=u,t[u]=p,t.pop();for(var f=0,m=i;f!==m;++f){var v=n[f],g=v[u],y=v[d];v[c]=g,v[u]=y,v.pop()}}else{var x=--a,b=t[x];e[b.uuid]=c,t[c]=b,t.pop();for(var _=0,w=i;_!==w;++_){var M=n[_];M[c]=M[x],M.pop()}}}this.nCachedObjects_=r},subscribe_:function(t,e){var n=this._bindingsIndicesByPath,i=n[t],r=this._bindings;if(void 0!==i)return r[i];var a=this._paths,o=this._parsedPaths,s=this._objects,l=s.length,c=this.nCachedObjects_,u=new Array(l);i=r.length,n[t]=i,a.push(t),o.push(e),r.push(u);for(var h=c,d=s.length;h!==d;++h){var p=s[h];u[h]=new Vh(p,t,e)}return u},unsubscribe_:function(t){var e=this._bindingsIndicesByPath,n=e[t];if(void 0!==n){var i=this._paths,r=this._parsedPaths,a=this._bindings,o=a.length-1,s=a[o];e[t[o]]=n,a[n]=s,a.pop(),r[n]=r[o],r.pop(),i[n]=i[o],i.pop()}}}),Object.assign(Wh.prototype,{play:function(){return this._mixer._activateAction(this),this},stop:function(){return this._mixer._deactivateAction(this),this.reset()},reset:function(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()},isRunning:function(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)},isScheduled:function(){return this._mixer._isActiveAction(this)},startAt:function(t){return this._startTime=t,this},setLoop:function(t,e){return this.loop=t,this.repetitions=e,this},setEffectiveWeight:function(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()},getEffectiveWeight:function(){return this._effectiveWeight},fadeIn:function(t){return this._scheduleFading(t,0,1)},fadeOut:function(t){return this._scheduleFading(t,1,0)},crossFadeFrom:function(t,e,n){if(t.fadeOut(e),this.fadeIn(e),n){var i=this._clip.duration,r=t._clip.duration,a=r/i,o=i/r;t.warp(1,a,e),this.warp(o,1,e)}return this},crossFadeTo:function(t,e,n){return t.crossFadeFrom(this,e,n)},stopFading:function(){var t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this},setEffectiveTimeScale:function(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()},getEffectiveTimeScale:function(){return this._effectiveTimeScale},setDuration:function(t){return this.timeScale=this._clip.duration/t,this.stopWarping()},syncWith:function(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()},halt:function(t){return this.warp(this._effectiveTimeScale,0,t)},warp:function(t,e,n){var i=this._mixer,r=i.time,a=this.timeScale,o=this._timeScaleInterpolant;null===o&&(o=i._lendControlInterpolant(),this._timeScaleInterpolant=o);var s=o.parameterPositions,l=o.sampleValues;return s[0]=r,s[1]=r+n,l[0]=t/a,l[1]=e/a,this},stopWarping:function(){var t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this},getMixer:function(){return this._mixer},getClip:function(){return this._clip},getRoot:function(){return this._localRoot||this._mixer._root},_update:function(t,e,n,i){if(this.enabled){var r=this._startTime;if(null!==r){var a=(t-r)*n;if(a<0||0===n)return;this._startTime=null,e=n*a}e*=this._updateTimeScale(t);var o=this._updateTime(e),s=this._updateWeight(t);if(s>0){var l=this._interpolants,c=this._propertyBindings;switch(this.blendMode){case 2501:for(var u=0,h=l.length;u!==h;++u)l[u].evaluate(o),c[u].accumulateAdditive(s);break;case Ie:default:for(var d=0,p=l.length;d!==p;++d)l[d].evaluate(o),c[d].accumulate(i,s)}}}else this._updateWeight(t)},_updateWeight:function(t){var e=0;if(this.enabled){e=this.weight;var n=this._weightInterpolant;if(null!==n){var i=n.evaluate(t)[0];e*=i,t>n.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=e,e},_updateTimeScale:function(t){var e=0;if(!this.paused){e=this.timeScale;var n=this._timeScaleInterpolant;if(null!==n)e*=n.evaluate(t)[0],t>n.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}return this._effectiveTimeScale=e,e},_updateTime:function(t){var e=this._clip.duration,n=this.loop,i=this.time+t,r=this._loopCount,a=2202===n;if(0===t)return-1===r?i:a&&1==(1&r)?e-i:i;if(2200===n){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(i>=e)i=e;else{if(!(i<0)){this.time=i;break t}i=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,a)):this._setEndings(0===this.repetitions,!0,a)),i>=e||i<0){var o=Math.floor(i/e);i-=e*o,r+=Math.abs(o);var s=this.repetitions-r;if(s<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=t>0?e:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===s){var l=t<0;this._setEndings(l,!l,a)}else this._setEndings(!1,!1,a);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:o})}}else this.time=i;if(a&&1==(1&r))return e-i}return i},_setEndings:function(t,e,n){var i=this._interpolantSettings;n?(i.endingStart=2401,i.endingEnd=2401):(i.endingStart=t?this.zeroSlopeAtStart?2401:De:2402,i.endingEnd=e?this.zeroSlopeAtEnd?2401:De:2402)},_scheduleFading:function(t,e,n){var i=this._mixer,r=i.time,a=this._weightInterpolant;null===a&&(a=i._lendControlInterpolant(),this._weightInterpolant=a);var o=a.parameterPositions,s=a.sampleValues;return o[0]=r,s[0]=e,o[1]=r+t,s[1]=n,this}}),qh.prototype=Object.assign(Object.create($e.prototype),{constructor:qh,_bindAction:function(t,e){var n=t._localRoot||this._root,i=t._clip.tracks,r=i.length,a=t._propertyBindings,o=t._interpolants,s=n.uuid,l=this._bindingsByRootAndName,c=l[s];void 0===c&&(c={},l[s]=c);for(var u=0;u!==r;++u){var h=i[u],d=h.name,p=c[d];if(void 0!==p)a[u]=p;else{if(void 0!==(p=a[u])){null===p._cacheIndex&&(++p.referenceCount,this._addInactiveBinding(p,s,d));continue}var f=e&&e._propertyBindings[u].binding.parsedPath;++(p=new Dh(Vh.create(n,d,f),h.ValueTypeName,h.getValueSize())).referenceCount,this._addInactiveBinding(p,s,d),a[u]=p}o[u].resultBuffer=p.buffer}},_activateAction:function(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){var e=(t._localRoot||this._root).uuid,n=t._clip.uuid,i=this._actionsByClip[n];this._bindAction(t,i&&i.knownActions[0]),this._addInactiveAction(t,n,e)}for(var r=t._propertyBindings,a=0,o=r.length;a!==o;++a){var s=r[a];0==s.useCount++&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(t)}},_deactivateAction:function(t){if(this._isActiveAction(t)){for(var e=t._propertyBindings,n=0,i=e.length;n!==i;++n){var r=e[n];0==--r.useCount&&(r.restoreOriginalState(),this._takeBackBinding(r))}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&&e<this._nActiveActions},_addInactiveAction:function(t,e,n){var i=this._actions,r=this._actionsByClip,a=r[e];if(void 0===a)a={knownActions:[t],actionByRoot:{}},t._byClipCacheIndex=0,r[e]=a;else{var o=a.knownActions;t._byClipCacheIndex=o.length,o.push(t)}t._cacheIndex=i.length,i.push(t),a.actionByRoot[n]=t},_removeInactiveAction:function(t){var e=this._actions,n=e[e.length-1],i=t._cacheIndex;n._cacheIndex=i,e[i]=n,e.pop(),t._cacheIndex=null;var r=t._clip.uuid,a=this._actionsByClip,o=a[r],s=o.knownActions,l=s[s.length-1],c=t._byClipCacheIndex;l._byClipCacheIndex=c,s[c]=l,s.pop(),t._byClipCacheIndex=null,delete o.actionByRoot[(t._localRoot||this._root).uuid],0===s.length&&delete a[r],this._removeInactiveBindingsForAction(t)},_removeInactiveBindingsForAction:function(t){for(var e=t._propertyBindings,n=0,i=e.length;n!==i;++n){var r=e[n];0==--r.referenceCount&&this._removeInactiveBinding(r)}},_lendAction:function(t){var e=this._actions,n=t._cacheIndex,i=this._nActiveActions++,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_takeBackAction:function(t){var e=this._actions,n=t._cacheIndex,i=--this._nActiveActions,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_addInactiveBinding:function(t,e,n){var i=this._bindingsByRootAndName,r=this._bindings,a=i[e];void 0===a&&(a={},i[e]=a),a[n]=t,t._cacheIndex=r.length,r.push(t)},_removeInactiveBinding:function(t){var e=this._bindings,n=t.binding,i=n.rootNode.uuid,r=n.path,a=this._bindingsByRootAndName,o=a[i],s=e[e.length-1],l=t._cacheIndex;s._cacheIndex=l,e[l]=s,e.pop(),delete o[r],0===Object.keys(o).length&&delete a[i]},_lendBinding:function(t){var e=this._bindings,n=t._cacheIndex,i=this._nActiveBindings++,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_takeBackBinding:function(t){var e=this._bindings,n=t._cacheIndex,i=--this._nActiveBindings,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_lendControlInterpolant:function(){var t=this._controlInterpolants,e=this._nActiveControlInterpolants++,n=t[e];return void 0===n&&((n=new qc(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer)).__cacheIndex=e,t[e]=n),n},_takeBackControlInterpolant:function(t){var e=this._controlInterpolants,n=t.__cacheIndex,i=--this._nActiveControlInterpolants,r=e[i];t.__cacheIndex=i,e[i]=t,r.__cacheIndex=n,e[n]=r},_controlInterpolantsResultBuffer:new Float32Array(1),clipAction:function(t,e,n){var i=e||this._root,r=i.uuid,a="string"==typeof t?nu.findByName(i,t):t,o=null!==a?a.uuid:t,s=this._actionsByClip[o],l=null;if(void 0===n&&(n=null!==a?a.blendMode:Ie),void 0!==s){var c=s.actionByRoot[r];if(void 0!==c&&c.blendMode===n)return c;l=s.knownActions[0],null===a&&(a=l._clip)}if(null===a)return null;var u=new Wh(this,a,e,n);return this._bindAction(u,l),this._addInactiveAction(u,o,r),u},existingAction:function(t,e){var n=e||this._root,i=n.uuid,r="string"==typeof t?nu.findByName(n,t):t,a=r?r.uuid:t,o=this._actionsByClip[a];return void 0!==o&&o.actionByRoot[i]||null},stopAllAction:function(){for(var t=this._actions,e=this._nActiveActions-1;e>=0;--e)t[e].stop();return this},update:function(t){t*=this.timeScale;for(var e=this._actions,n=this._nActiveActions,i=this.time+=t,r=Math.sign(t),a=this._accuIndex^=1,o=0;o!==n;++o){e[o]._update(i,t,r,a)}for(var s=this._bindings,l=this._nActiveBindings,c=0;c!==l;++c)s[c].apply(a);return this},setTime:function(t){this.time=0;for(var e=0;e<this._actions.length;e++)this._actions[e].time=0;return this.update(t)},getRoot:function(){return this._root},uncacheClip:function(t){var e=this._actions,n=t.uuid,i=this._actionsByClip,r=i[n];if(void 0!==r){for(var a=r.knownActions,o=0,s=a.length;o!==s;++o){var l=a[o];this._deactivateAction(l);var c=l._cacheIndex,u=e[e.length-1];l._cacheIndex=null,l._byClipCacheIndex=null,u._cacheIndex=c,e[c]=u,e.pop(),this._removeInactiveBindingsForAction(l)}delete i[n]}},uncacheRoot:function(t){var e=t.uuid,n=this._actionsByClip;for(var i in n){var r=n[i].actionByRoot[e];void 0!==r&&(this._deactivateAction(r),this._removeInactiveAction(r))}var a=this._bindingsByRootAndName[e];if(void 0!==a)for(var o in a){var s=a[o];s.restoreOriginalState(),this._removeInactiveBinding(s)}},uncacheAction:function(t,e){var n=this.existingAction(t,e);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}}),Xh.prototype.clone=function(){return new Xh(void 0===this.value.clone?this.value:this.value.clone())},Yh.prototype=Object.assign(Object.create(hs.prototype),{constructor:Yh,isInstancedInterleavedBuffer:!0,copy:function(t){return hs.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this},clone:function(t){var e=hs.prototype.clone.call(this,t);return e.meshPerAttribute=this.meshPerAttribute,e},toJSON:function(t){var e=hs.prototype.toJSON.call(this,t);return e.isInstancedInterleavedBuffer=!0,e.meshPerAttribute=this.meshPerAttribute,e}}),Object.assign(Zh.prototype,{set:function(t,e){this.ray.set(t,e)},setFromCamera:function(t,e){e&&e.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(t.x,t.y,.5).unproject(e).sub(this.ray.origin).normalize(),this.camera=e):e&&e.isOrthographicCamera?(this.ray.origin.set(t.x,t.y,(e.near+e.far)/(e.near-e.far)).unproject(e),this.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld),this.camera=e):console.error("THREE.Raycaster: Unsupported camera type.")},intersectObject:function(t,e,n){var i=n||[];return Qh(t,this,i,e),i.sort(Jh),i},intersectObjects:function(t,e,n){var i=n||[];if(!1===Array.isArray(t))return console.warn("THREE.Raycaster.intersectObjects: objects is not an Array."),i;for(var r=0,a=t.length;r<a;r++)Qh(t[r],this,i,e);return i.sort(Jh),i}});Object.assign(function(t,e,n){return this.radius=void 0!==t?t:1,this.theta=void 0!==e?e:0,this.y=void 0!==n?n:0,this}.prototype,{set:function(t,e,n){return this.radius=t,this.theta=e,this.y=n,this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.radius=t.radius,this.theta=t.theta,this.y=t.y,this},setFromVector3:function(t){return this.setFromCartesianCoords(t.x,t.y,t.z)},setFromCartesianCoords:function(t,e,n){return this.radius=Math.sqrt(t*t+n*n),this.theta=Math.atan2(t,n),this.y=e,this}});var $h=new an;function Kh(t,e){this.min=void 0!==t?t:new an(1/0,1/0),this.max=void 0!==e?e:new an(-1/0,-1/0)}Object.assign(Kh.prototype,{set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(t,e){var n=$h.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty:function(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y},getCenter:function(t){return void 0===t&&(console.warn("THREE.Box2: .getCenter() target is now required"),t=new an),this.isEmpty()?t.set(0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){return void 0===t&&(console.warn("THREE.Box2: .getSize() target is now required"),t=new an),this.isEmpty()?t.set(0,0):t.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},containsPoint:function(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y)},containsBox:function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y},getParameter:function(t,e){return void 0===e&&(console.warn("THREE.Box2: .getParameter() target is now required"),e=new an),e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y)},clampPoint:function(t,e){return void 0===e&&(console.warn("THREE.Box2: .clampPoint() target is now required"),e=new an),e.copy(t).clamp(this.min,this.max)},distanceToPoint:function(t){return $h.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 td=new vn,ed=new vn;function nd(t,e){this.start=void 0!==t?t:new vn,this.end=void 0!==e?e:new vn}function id(t){Hn.call(this),this.material=t,this.render=function(){},this.hasPositions=!1,this.hasNormals=!1,this.hasColors=!1,this.hasUvs=!1,this.positionArray=null,this.normalArray=null,this.colorArray=null,this.uvArray=null,this.count=0}Object.assign(nd.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 vn),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 vn),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 vn),this.delta(e).multiplyScalar(t).add(this.start)},closestPointToPointParameter:function(t,e){td.subVectors(t,this.start),ed.subVectors(this.end,this.start);var n=ed.dot(ed),i=ed.dot(td)/n;return e&&(i=rn.clamp(i,0,1)),i},closestPointToPoint:function(t,e,n){var i=this.closestPointToPointParameter(t,e);return void 0===n&&(console.warn("THREE.Line3: .closestPointToPoint() target is now required"),n=new vn),this.delta(n).multiplyScalar(i).add(this.start)},applyMatrix4:function(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this},equals:function(t){return t.start.equals(this.start)&&t.end.equals(this.end)}}),id.prototype=Object.create(Hn.prototype),id.prototype.constructor=id,id.prototype.isImmediateRenderObject=!0;var rd=new vn;function ad(t,e){Hn.call(this),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=e;for(var n=new lr,i=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1],r=0,a=1;r<32;r++,a++){var o=r/32*Math.PI*2,s=a/32*Math.PI*2;i.push(Math.cos(o),Math.sin(o),1,Math.cos(s),Math.sin(s),1)}n.setAttribute("position",new Qi(i,3));var l=new Ys({fog:!1,toneMapped:!1});this.cone=new il(n,l),this.add(this.cone),this.update()}ad.prototype=Object.create(Hn.prototype),ad.prototype.constructor=ad,ad.prototype.dispose=function(){this.cone.geometry.dispose(),this.cone.material.dispose()},ad.prototype.update=function(){this.light.updateMatrixWorld();var t=this.light.distance?this.light.distance:1e3,e=t*Math.tan(this.light.angle);this.cone.scale.set(e,e,t),rd.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(rd),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)};var od=new vn,sd=new Sn,ld=new Sn;function cd(t){for(var e=function t(e){var n=[];e&&e.isBone&&n.push(e);for(var i=0;i<e.children.length;i++)n.push.apply(n,t(e.children[i]));return n}(t),n=new lr,i=[],r=[],a=new Ni(0,0,1),o=new Ni(0,1,0),s=0;s<e.length;s++){var l=e[s];l.parent&&l.parent.isBone&&(i.push(0,0,0),i.push(0,0,0),r.push(a.r,a.g,a.b),r.push(o.r,o.g,o.b))}n.setAttribute("position",new Qi(i,3)),n.setAttribute("color",new Qi(r,3));var c=new Ys({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0});il.call(this,n,c),this.type="SkeletonHelper",this.root=t,this.bones=e,this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1}function ud(t,e,n){this.light=t,this.light.updateMatrixWorld(),this.color=n;var i=new vc(e,4,2),r=new ki({wireframe:!0,fog:!1,toneMapped:!1});Tr.call(this,i,r),this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}cd.prototype=Object.create(il.prototype),cd.prototype.constructor=cd,cd.prototype.isSkeletonHelper=!0,cd.prototype.updateMatrixWorld=function(t){var e=this.bones,n=this.geometry,i=n.getAttribute("position");ld.getInverse(this.root.matrixWorld);for(var r=0,a=0;r<e.length;r++){var o=e[r];o.parent&&o.parent.isBone&&(sd.multiplyMatrices(ld,o.matrixWorld),od.setFromMatrixPosition(sd),i.setXYZ(a,od.x,od.y,od.z),sd.multiplyMatrices(ld,o.parent.matrixWorld),od.setFromMatrixPosition(sd),i.setXYZ(a+1,od.x,od.y,od.z),a+=2)}n.getAttribute("position").needsUpdate=!0,Hn.prototype.updateMatrixWorld.call(this,t)},ud.prototype=Object.create(Tr.prototype),ud.prototype.constructor=ud,ud.prototype.dispose=function(){this.geometry.dispose(),this.material.dispose()},ud.prototype.update=function(){void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)};var hd=new vn,dd=new Ni,pd=new Ni;function fd(t,e,n){Hn.call(this),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=n;var i=new Sl(e);i.rotateY(.5*Math.PI),this.material=new ki({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);var r=i.getAttribute("position"),a=new Float32Array(3*r.count);i.setAttribute("color",new ji(a,3)),this.add(new Tr(i,this.material)),this.update()}function md(t,e,n,i){t=t||10,e=e||10,n=new Ni(void 0!==n?n:4473924),i=new Ni(void 0!==i?i:8947848);for(var r=e/2,a=t/e,o=t/2,s=[],l=[],c=0,u=0,h=-o;c<=e;c++,h+=a){s.push(-o,0,h,o,0,h),s.push(h,0,-o,h,0,o);var d=c===r?n:i;d.toArray(l,u),u+=3,d.toArray(l,u),u+=3,d.toArray(l,u),u+=3,d.toArray(l,u),u+=3}var p=new lr;p.setAttribute("position",new Qi(s,3)),p.setAttribute("color",new Qi(l,3));var f=new Ys({vertexColors:!0,toneMapped:!1});il.call(this,p,f),this.type="GridHelper"}function vd(t,e,n,i,r,a){t=t||10,e=e||16,n=n||8,i=i||64,r=new Ni(void 0!==r?r:4473924),a=new Ni(void 0!==a?a:8947848);for(var o=[],s=[],l=0;l<=e;l++){var c=l/e*(2*Math.PI),u=Math.sin(c)*t,h=Math.cos(c)*t;o.push(0,0,0),o.push(u,0,h);var d=1&l?r:a;s.push(d.r,d.g,d.b),s.push(d.r,d.g,d.b)}for(var p=0;p<=n;p++)for(var f=1&p?r:a,m=t-t/n*p,v=0;v<i;v++){var g=v/i*(2*Math.PI),y=Math.sin(g)*m,x=Math.cos(g)*m;o.push(y,0,x),s.push(f.r,f.g,f.b),g=(v+1)/i*(2*Math.PI),y=Math.sin(g)*m,x=Math.cos(g)*m,o.push(y,0,x),s.push(f.r,f.g,f.b)}var b=new lr;b.setAttribute("position",new Qi(o,3)),b.setAttribute("color",new Qi(s,3));var _=new Ys({vertexColors:!0,toneMapped:!1});il.call(this,b,_),this.type="PolarGridHelper"}fd.prototype=Object.create(Hn.prototype),fd.prototype.constructor=fd,fd.prototype.dispose=function(){this.children[0].geometry.dispose(),this.children[0].material.dispose()},fd.prototype.update=function(){var t=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{var e=t.geometry.getAttribute("color");dd.copy(this.light.color),pd.copy(this.light.groundColor);for(var n=0,i=e.count;n<i;n++){var r=n<i/2?dd:pd;e.setXYZ(n,r.r,r.g,r.b)}e.needsUpdate=!0}t.lookAt(hd.setFromMatrixPosition(this.light.matrixWorld).negate())},md.prototype=Object.create(il.prototype),md.prototype.constructor=md,vd.prototype=Object.create(il.prototype),vd.prototype.constructor=vd;var gd=new vn,yd=new vn,xd=new vn;function bd(t,e,n){Hn.call(this),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,void 0===e&&(e=1);var i=new lr;i.setAttribute("position",new Qi([-e,e,0,e,e,0,e,-e,0,-e,-e,0,-e,e,0],3));var r=new Ys({fog:!1,toneMapped:!1});this.lightPlane=new tl(i,r),this.add(this.lightPlane),(i=new lr).setAttribute("position",new Qi([0,0,0,0,0,1],3)),this.targetLine=new tl(i,r),this.add(this.targetLine),this.update()}bd.prototype=Object.create(Hn.prototype),bd.prototype.constructor=bd,bd.prototype.dispose=function(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()},bd.prototype.update=function(){gd.setFromMatrixPosition(this.light.matrixWorld),yd.setFromMatrixPosition(this.light.target.matrixWorld),xd.subVectors(yd,gd),this.lightPlane.lookAt(yd),void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(yd),this.targetLine.scale.z=xd.length()};var _d=new vn,wd=new Hr;function Md(t){var e=new lr,n=new Ys({color:16777215,vertexColors:!0,toneMapped:!1}),i=[],r=[],a={},o=new Ni(16755200),s=new Ni(16711680),l=new Ni(43775),c=new Ni(16777215),u=new Ni(3355443);function h(t,e,n){d(t,n),d(e,n)}function d(t,e){i.push(0,0,0),r.push(e.r,e.g,e.b),void 0===a[t]&&(a[t]=[]),a[t].push(i.length/3-1)}h("n1","n2",o),h("n2","n4",o),h("n4","n3",o),h("n3","n1",o),h("f1","f2",o),h("f2","f4",o),h("f4","f3",o),h("f3","f1",o),h("n1","f1",o),h("n2","f2",o),h("n3","f3",o),h("n4","f4",o),h("p","n1",s),h("p","n2",s),h("p","n3",s),h("p","n4",s),h("u1","u2",l),h("u2","u3",l),h("u3","u1",l),h("c","t",c),h("p","c",u),h("cn1","cn2",u),h("cn3","cn4",u),h("cf1","cf2",u),h("cf3","cf4",u),e.setAttribute("position",new Qi(i,3)),e.setAttribute("color",new Qi(r,3)),il.call(this,e,n),this.type="CameraHelper",this.camera=t,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=a,this.update()}function Sd(t,e,n,i,r,a,o){_d.set(r,a,o).unproject(i);var s=e[t];if(void 0!==s)for(var l=n.getAttribute("position"),c=0,u=s.length;c<u;c++)l.setXYZ(s[c],_d.x,_d.y,_d.z)}Md.prototype=Object.create(il.prototype),Md.prototype.constructor=Md,Md.prototype.update=function(){var t=this.geometry,e=this.pointMap;wd.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),Sd("c",e,t,wd,0,0,-1),Sd("t",e,t,wd,0,0,1),Sd("n1",e,t,wd,-1,-1,-1),Sd("n2",e,t,wd,1,-1,-1),Sd("n3",e,t,wd,-1,1,-1),Sd("n4",e,t,wd,1,1,-1),Sd("f1",e,t,wd,-1,-1,1),Sd("f2",e,t,wd,1,-1,1),Sd("f3",e,t,wd,-1,1,1),Sd("f4",e,t,wd,1,1,1),Sd("u1",e,t,wd,.7,1.1,-1),Sd("u2",e,t,wd,-.7,1.1,-1),Sd("u3",e,t,wd,0,2,-1),Sd("cf1",e,t,wd,-1,0,1),Sd("cf2",e,t,wd,1,0,1),Sd("cf3",e,t,wd,0,-1,1),Sd("cf4",e,t,wd,0,1,1),Sd("cn1",e,t,wd,-1,0,-1),Sd("cn2",e,t,wd,1,0,-1),Sd("cn3",e,t,wd,0,-1,-1),Sd("cn4",e,t,wd,0,1,-1),t.getAttribute("position").needsUpdate=!0};var Ed=new ii;function Td(t,e){this.object=t,void 0===e&&(e=16776960);var n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Float32Array(24),r=new lr;r.setIndex(new ji(n,1)),r.setAttribute("position",new ji(i,3)),il.call(this,r,new Ys({color:e,toneMapped:!1})),this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}function Ad(t,e){this.type="Box3Helper",this.box=t,void 0===e&&(e=16776960);var n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new lr;i.setIndex(new ji(n,1)),i.setAttribute("position",new Qi([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),il.call(this,i,new Ys({color:e,toneMapped:!1})),this.type="Box3Helper",this.geometry.computeBoundingSphere()}function Ld(t,e,n){this.plane=t,this.size=void 0===e?1:e;var i=void 0!==n?n:16776960,r=new lr;r.setAttribute("position",new Qi([1,-1,1,-1,1,1,-1,-1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,0,0,1,0,0,0],3)),r.computeBoundingSphere(),tl.call(this,r,new Ys({color:i,toneMapped:!1})),this.type="PlaneHelper";var a=new lr;a.setAttribute("position",new Qi([1,1,1,-1,1,1,-1,-1,1,1,1,1,-1,-1,1,1,-1,1],3)),a.computeBoundingSphere(),this.add(new Tr(a,new ki({color:i,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}Td.prototype=Object.create(il.prototype),Td.prototype.constructor=Td,Td.prototype.update=function(t){if(void 0!==t&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),void 0!==this.object&&Ed.setFromObject(this.object),!Ed.isEmpty()){var e=Ed.min,n=Ed.max,i=this.geometry.attributes.position,r=i.array;r[0]=n.x,r[1]=n.y,r[2]=n.z,r[3]=e.x,r[4]=n.y,r[5]=n.z,r[6]=e.x,r[7]=e.y,r[8]=n.z,r[9]=n.x,r[10]=e.y,r[11]=n.z,r[12]=n.x,r[13]=n.y,r[14]=e.z,r[15]=e.x,r[16]=n.y,r[17]=e.z,r[18]=e.x,r[19]=e.y,r[20]=e.z,r[21]=n.x,r[22]=e.y,r[23]=e.z,i.needsUpdate=!0,this.geometry.computeBoundingSphere()}},Td.prototype.setFromObject=function(t){return this.object=t,this.update(),this},Td.prototype.copy=function(t){return il.prototype.copy.call(this,t),this.object=t.object,this},Ad.prototype=Object.create(il.prototype),Ad.prototype.constructor=Ad,Ad.prototype.updateMatrixWorld=function(t){var e=this.box;e.isEmpty()||(e.getCenter(this.position),e.getSize(this.scale),this.scale.multiplyScalar(.5),Hn.prototype.updateMatrixWorld.call(this,t))},Ld.prototype=Object.create(tl.prototype),Ld.prototype.constructor=Ld,Ld.prototype.updateMatrixWorld=function(t){var e=-this.plane.constant;Math.abs(e)<1e-8&&(e=1e-8),this.scale.set(.5*this.size,.5*this.size,e),this.children[0].material.side=e<0?x:y,this.lookAt(this.plane.normal),Hn.prototype.updateMatrixWorld.call(this,t)};var Cd,Pd,Rd=new vn;function Od(t,e,n,i,r,a){Hn.call(this),this.type="ArrowHelper",void 0===t&&(t=new vn(0,0,1)),void 0===e&&(e=new vn(0,0,0)),void 0===n&&(n=1),void 0===i&&(i=16776960),void 0===r&&(r=.2*n),void 0===a&&(a=.2*r),void 0===Cd&&((Cd=new lr).setAttribute("position",new Qi([0,0,0,0,1,0],3)),(Pd=new Tc(0,.5,1,5,1)).translate(0,-.5,0)),this.position.copy(e),this.line=new tl(Cd,new Ys({color:i,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new Tr(Pd,new ki({color:i,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(t),this.setLength(n,r,a)}function Nd(t){var e=[0,0,0,t=t||1,0,0,0,0,0,0,t,0,0,0,0,0,0,t],n=new lr;n.setAttribute("position",new Qi(e,3)),n.setAttribute("color",new Qi([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));var i=new Ys({vertexColors:!0,toneMapped:!1});il.call(this,n,i),this.type="AxesHelper"}Od.prototype=Object.create(Hn.prototype),Od.prototype.constructor=Od,Od.prototype.setDirection=function(t){if(t.y>.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{Rd.set(t.z,0,-t.x).normalize();var e=Math.acos(t.y);this.quaternion.setFromAxisAngle(Rd,e)}},Od.prototype.setLength=function(t,e,n){void 0===e&&(e=.2*t),void 0===n&&(n=.2*e),this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(n,e,n),this.cone.position.y=t,this.cone.updateMatrix()},Od.prototype.setColor=function(t){this.line.material.color.set(t),this.cone.material.color.set(t)},Od.prototype.copy=function(t){return Hn.prototype.copy.call(this,t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this},Nd.prototype=Object.create(il.prototype),Nd.prototype.constructor=Nd;var Dd=4,Id=8,Fd=Math.pow(2,Id),zd=[.125,.215,.35,.446,.526,.582],Ud=Id-Dd+1+zd.length,Bd=20,kd=(r(i={},Fe,0),r(i,ze,1),r(i,Be,2),r(i,Ge,3),r(i,He,4),r(i,je,5),r(i,Ue,6),i),Gd=new qu,Hd=function(){for(var t=[],e=[],n=[],i=Id,r=0;r<Ud;r++){var a=Math.pow(2,i);e.push(a);var o=1/a;r>Id-Dd?o=zd[r-Id+Dd-1]:0==r&&(o=0),n.push(o);for(var s=1/(a-1),l=-s/2,c=1+s/2,u=[l,l,c,l,c,c,l,l,c,c,l,c],h=new Float32Array(108),d=new Float32Array(72),p=new Float32Array(36),f=0;f<6;f++){var m=f%3*2/3-1,v=f>2?0:-1,g=[m,v,0,m+2/3,v,0,m+2/3,v+1,0,m,v,0,m+2/3,v+1,0,m,v+1,0];h.set(g,18*f),d.set(u,12*f);var y=[f,f,f,f,f,f];p.set(y,6*f)}var x=new lr;x.setAttribute("position",new ji(h,3)),x.setAttribute("uv",new ji(d,2)),x.setAttribute("faceIndex",new ji(p,1)),t.push(x),i>Dd&&i--}return{_lodPlanes:t,_sizeLods:e,_sigmas:n}}(),jd=Hd._lodPlanes,Vd=Hd._sizeLods,Wd=Hd._sigmas,qd=null,Xd=(1+Math.sqrt(5))/2,Yd=1/Xd,Zd=[new vn(1,1,1),new vn(-1,1,1),new vn(1,1,-1),new vn(-1,1,-1),new vn(0,Xd,Yd),new vn(0,Xd,-Yd),new vn(Yd,0,Xd),new vn(-Yd,0,Xd),new vn(Xd,Yd,0),new vn(-Xd,Yd,0)];function Jd(t){var e,n,i;this._renderer=t,this._pingPongRenderTarget=null,this._blurMaterial=(e=Bd,n=new Float32Array(e),i=new vn(0,1,0),new Nc({name:"SphericalGaussianBlur",defines:{n:e},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:i},inputEncoding:{value:kd[Fe]},outputEncoding:{value:kd[Fe]}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t".concat("\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include <encodings_pars_fragment>\n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 );\n\n\t\t\t} else if ( outputEncoding == 4 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 16.0 );\n\n\t\t\t} else if ( outputEncoding == 5 ) {\n\n\t\t\t\treturn LinearToRGBD( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn LinearToGamma( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 envMapTexelToLinear( vec4 color ) {\n\n\t\t\treturn inputTexelToLinear( color );\n\n\t\t}\n\t","\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t"),blending:_,depthTest:!1,depthWrite:!1})),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)}function Qd(t){return void 0!==t&&t.type===_t&&(t.encoding===Fe||t.encoding===ze||t.encoding===Ue)}function $d(t){var e=new hn(3*Fd,3*Fd,t);return e.texture.mapping=ut,e.texture.name="PMREM.cubeUv",e.scissorTest=!0,e}function Kd(t,e,n,i,r){t.viewport.set(e,n,i,r),t.scissor.set(e,n,i,r)}function tp(){return new Nc({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null},texelSize:{value:new an(1,1)},inputEncoding:{value:kd[Fe]},outputEncoding:{value:kd[Fe]}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform vec2 texelSize;\n\n\t\t\t".concat("\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include <encodings_pars_fragment>\n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 );\n\n\t\t\t} else if ( outputEncoding == 4 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 16.0 );\n\n\t\t\t} else if ( outputEncoding == 5 ) {\n\n\t\t\t\treturn LinearToRGBD( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn LinearToGamma( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 envMapTexelToLinear( vec4 color ) {\n\n\t\t\treturn inputTexelToLinear( color );\n\n\t\t}\n\t","\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tvec2 f = fract( uv / texelSize - 0.5 );\n\t\t\t\tuv -= f * texelSize;\n\t\t\t\tvec3 tl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x += texelSize.x;\n\t\t\t\tvec3 tr = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.y += texelSize.y;\n\t\t\t\tvec3 br = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x -= texelSize.x;\n\t\t\t\tvec3 bl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\n\t\t\t\tvec3 tm = mix( tl, tr, f.x );\n\t\t\t\tvec3 bm = mix( bl, br, f.x );\n\t\t\t\tgl_FragColor.rgb = mix( tm, bm, f.y );\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t"),blending:_,depthTest:!1,depthWrite:!1})}function ep(){return new Nc({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},inputEncoding:{value:kd[Fe]},outputEncoding:{value:kd[Fe]}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\t".concat("\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include <encodings_pars_fragment>\n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 );\n\n\t\t\t} else if ( outputEncoding == 4 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 16.0 );\n\n\t\t\t} else if ( outputEncoding == 5 ) {\n\n\t\t\t\treturn LinearToRGBD( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn LinearToGamma( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 envMapTexelToLinear( vec4 color ) {\n\n\t\t\treturn inputTexelToLinear( color );\n\n\t\t}\n\t","\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb = envMapTexelToLinear( textureCube( envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ) ) ).rgb;\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t"),blending:_,depthTest:!1,depthWrite:!1})}Jd.prototype={constructor:Jd,fromScene:function(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:.1,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:100;qd=this._renderer.getRenderTarget();var r=this._allocateTargets();return this._sceneToCubeUV(t,n,i,r),e>0&&this._blur(r,0,0,e),this._applyPMREM(r),this._cleanup(r),r},fromEquirectangular:function(t){return this._fromTexture(t)},fromCubemap:function(t){return this._fromTexture(t)},compileCubemapShader:function(){null===this._cubemapShader&&(this._cubemapShader=ep(),this._compileMaterial(this._cubemapShader))},compileEquirectangularShader:function(){null===this._equirectShader&&(this._equirectShader=tp(),this._compileMaterial(this._equirectShader))},dispose:function(){this._blurMaterial.dispose(),null!==this._cubemapShader&&this._cubemapShader.dispose(),null!==this._equirectShader&&this._equirectShader.dispose();for(var t=0;t<jd.length;t++)jd[t].dispose()},_cleanup:function(t){this._pingPongRenderTarget.dispose(),this._renderer.setRenderTarget(qd),t.scissorTest=!1,Kd(t,0,0,t.width,t.height)},_fromTexture:function(t){qd=this._renderer.getRenderTarget();var e=this._allocateTargets(t);return this._textureToCubeUV(t,e),this._applyPMREM(e),this._cleanup(e),e},_allocateTargets:function(t){var e={magFilter:mt,minFilter:mt,generateMipmaps:!1,type:_t,format:Ut,encoding:Qd(t)?t.encoding:Be,depthBuffer:!1,stencilBuffer:!1},n=$d(e);return n.depthBuffer=!t,this._pingPongRenderTarget=$d(e),n},_compileMaterial:function(t){var e=new Tr(jd[0],t);this._renderer.compile(e,Gd)},_sceneToCubeUV:function(t,e,n,i){var r=new jr(90,1,e,n),a=[1,-1,1,1,1,1],o=[1,1,1,-1,-1,-1],s=this._renderer,l=s.outputEncoding,c=s.toneMapping,u=s.getClearColor(),h=s.getClearAlpha();s.toneMapping=tt,s.outputEncoding=Fe;var d=t.background;if(d&&d.isColor){d.convertSRGBToLinear();var p=Math.max(d.r,d.g,d.b),f=Math.min(Math.max(Math.ceil(Math.log2(p)),-128),127);d=d.multiplyScalar(Math.pow(2,-f));var m=(f+128)/255;s.setClearColor(d,m),t.background=null}for(var v=0;v<6;v++){var g=v%3;0==g?(r.up.set(0,a[v],0),r.lookAt(o[v],0,0)):1==g?(r.up.set(0,0,a[v]),r.lookAt(0,o[v],0)):(r.up.set(0,a[v],0),r.lookAt(0,0,o[v])),Kd(i,g*Fd,v>2?Fd:0,Fd,Fd),s.setRenderTarget(i),s.render(t,r)}s.toneMapping=c,s.outputEncoding=l,s.setClearColor(u,h)},_textureToCubeUV:function(t,e){var n=this._renderer;t.isCubeTexture?null==this._cubemapShader&&(this._cubemapShader=ep()):null==this._equirectShader&&(this._equirectShader=tp());var i=t.isCubeTexture?this._cubemapShader:this._equirectShader,r=new Tr(jd[0],i),a=i.uniforms;a.envMap.value=t,t.isCubeTexture||a.texelSize.value.set(1/t.image.width,1/t.image.height),a.inputEncoding.value=kd[t.encoding],a.outputEncoding.value=kd[e.texture.encoding],Kd(e,0,0,3*Fd,2*Fd),n.setRenderTarget(e),n.render(r,Gd)},_applyPMREM:function(t){var e=this._renderer,n=e.autoClear;e.autoClear=!1;for(var i=1;i<Ud;i++){var r=Math.sqrt(Wd[i]*Wd[i]-Wd[i-1]*Wd[i-1]),a=Zd[(i-1)%Zd.length];this._blur(t,i-1,i,r,a)}e.autoClear=n},_blur:function(t,e,n,i,r){var a=this._pingPongRenderTarget;this._halfBlur(t,a,e,n,i,"latitudinal",r),this._halfBlur(a,t,n,n,i,"longitudinal",r)},_halfBlur:function(t,e,n,i,r,a,o){var s=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&console.error("blur direction must be either latitudinal or longitudinal!");var c=new Tr(jd[i],l),u=l.uniforms,h=Vd[n]-1,d=isFinite(r)?Math.PI/(2*h):2*Math.PI/(2*Bd-1),p=r/d,f=isFinite(r)?1+Math.floor(3*p):Bd;f>Bd&&console.warn("sigmaRadians, ".concat(r,", is too large and will clip, as it requested ").concat(f," samples when the maximum is set to ").concat(Bd));for(var m=[],v=0,g=0;g<Bd;++g){var y=g/p,x=Math.exp(-y*y/2);m.push(x),0==g?v+=x:g<f&&(v+=2*x)}for(var b=0;b<m.length;b++)m[b]=m[b]/v;u.envMap.value=t.texture,u.samples.value=f,u.weights.value=m,u.latitudinal.value="latitudinal"===a,o&&(u.poleAxis.value=o),u.dTheta.value=d,u.mipInt.value=Id-n,u.inputEncoding.value=kd[t.texture.encoding],u.outputEncoding.value=kd[t.texture.encoding];var _=Vd[i];Kd(e,3*Math.max(0,Fd-2*_),(0===i?0:2*Fd)+2*_*(i>Id-Dd?i-Id+Dd:0),3*_,2*_),s.setRenderTarget(e),s.render(c,Gd)}};function np(t){console.warn("THREE.Spline has been removed. Use THREE.CatmullRomCurve3 instead."),Su.call(this,t),this.type="catmullrom"}vu.create=function(t,e){return console.log("THREE.Curve.create() has been deprecated"),t.prototype=Object.create(vu.prototype),t.prototype.constructor=t,t.prototype.getPoint=e,t},Object.assign(Fu.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 Nr,n=0,i=t.length;n<i;n++){var r=t[n];e.vertices.push(new vn(r.x,r.y,r.z||0))}return e}}),Object.assign(zu.prototype,{fromPoints:function(t){return console.warn("THREE.Path: .fromPoints() has been renamed to .setFromPoints()."),this.setFromPoints(t)}}),Object.create(Su.prototype),Object.create(Su.prototype),np.prototype=Object.create(Su.prototype),Object.assign(np.prototype,{initFromArray:function(){console.error("THREE.Spline: .initFromArray() has been removed.")},getControlPointsArray:function(){console.error("THREE.Spline: .getControlPointsArray() has been removed.")},reparametrizeByArcLength:function(){console.error("THREE.Spline: .reparametrizeByArcLength() has been removed.")}}),md.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")},cd.prototype.update=function(){console.error("THREE.SkeletonHelper: update() no longer needs to be called.")},Object.assign(su.prototype,{extractUrlBase:function(t){return console.warn("THREE.Loader: .extractUrlBase() has been deprecated. Use THREE.LoaderUtils.extractUrlBase() instead."),th(t)}}),su.Handlers={add:function(){console.error("THREE.Loader: Handlers.add() has been removed. Use LoadingManager.addHandler() instead.")},get:function(){console.error("THREE.Loader: Handlers.get() has been removed. Use LoadingManager.getHandler() instead.")}},Object.assign(ah.prototype,{setTexturePath:function(t){return console.warn("THREE.ObjectLoader: .setTexturePath() has been renamed to .setResourcePath()."),this.setResourcePath(t)}}),Object.assign(Kh.prototype,{center:function(t){return console.warn("THREE.Box2: .center() has been renamed to .getCenter()."),this.getCenter(t)},empty:function(){return console.warn("THREE.Box2: .empty() has been renamed to .isEmpty()."),this.isEmpty()},isIntersectionBox:function(t){return console.warn("THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},size:function(t){return console.warn("THREE.Box2: .size() has been renamed to .getSize()."),this.getSize(t)}}),Object.assign(ii.prototype,{center:function(t){return console.warn("THREE.Box3: .center() has been renamed to .getCenter()."),this.getCenter(t)},empty:function(){return console.warn("THREE.Box3: .empty() has been renamed to .isEmpty()."),this.isEmpty()},isIntersectionBox:function(t){return console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},isIntersectionSphere:function(t){return console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)},size:function(t){return console.warn("THREE.Box3: .size() has been renamed to .getSize()."),this.getSize(t)}}),Object.assign(oi.prototype,{empty:function(){return console.warn("THREE.Sphere: .empty() has been renamed to .isEmpty()."),this.isEmpty()}}),Qr.prototype.setFromMatrix=function(t){return console.warn("THREE.Frustum: .setFromMatrix() has been renamed to .setFromProjectionMatrix()."),this.setFromProjectionMatrix(t)},nd.prototype.center=function(t){return console.warn("THREE.Line3: .center() has been renamed to .getCenter()."),this.getCenter(t)},Object.assign(rn,{random16:function(){return console.warn("THREE.Math: .random16() has been deprecated. Use Math.random() instead."),Math.random()},nearestPowerOfTwo:function(t){return console.warn("THREE.Math: .nearestPowerOfTwo() has been renamed to .floorPowerOfTwo()."),rn.floorPowerOfTwo(t)},nextPowerOfTwo:function(t){return console.warn("THREE.Math: .nextPowerOfTwo() has been renamed to .ceilPowerOfTwo()."),rn.ceilPowerOfTwo(t)}}),Object.assign(on.prototype,{flattenToArrayOffset:function(t,e){return console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},multiplyVector3:function(t){return console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},multiplyVector3Array:function(){console.error("THREE.Matrix3: .multiplyVector3Array() has been removed.")},applyToBufferAttribute:function(t){return console.warn("THREE.Matrix3: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},applyToVector3Array:function(){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")}}),Object.assign(Sn.prototype,{extractPosition:function(t){return console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition()."),this.copyPosition(t)},flattenToArrayOffset:function(t,e){return console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},getPosition:function(){return console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead."),(new vn).setFromMatrixColumn(this,3)},setRotationFromQuaternion:function(t){return console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion()."),this.makeRotationFromQuaternion(t)},multiplyToArray:function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")},multiplyVector3:function(t){return console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},multiplyVector4:function(t){return console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},multiplyVector3Array:function(){console.error("THREE.Matrix4: .multiplyVector3Array() has been removed.")},rotateAxis:function(t){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead."),t.transformDirection(this)},crossVector:function(t){return console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},translate:function(){console.error("THREE.Matrix4: .translate() has been removed.")},rotateX:function(){console.error("THREE.Matrix4: .rotateX() has been removed.")},rotateY:function(){console.error("THREE.Matrix4: .rotateY() has been removed.")},rotateZ:function(){console.error("THREE.Matrix4: .rotateZ() has been removed.")},rotateByAxis:function(){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")},applyToBufferAttribute:function(t){return console.warn("THREE.Matrix4: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},applyToVector3Array:function(){console.error("THREE.Matrix4: .applyToVector3Array() has been removed.")},makeFrustum:function(t,e,n,i,r,a){return console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead."),this.makePerspective(t,e,i,n,r,a)}}),yi.prototype.isIntersectionLine=function(t){return console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine()."),this.intersectsLine(t)},pn.prototype.multiplyVector3=function(t){return console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead."),t.applyQuaternion(this)},Object.assign(fi.prototype,{isIntersectionBox:function(t){return console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},isIntersectionPlane:function(t){return console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane()."),this.intersectsPlane(t)},isIntersectionSphere:function(t){return console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)}}),Object.assign(Ci.prototype,{area:function(){return console.warn("THREE.Triangle: .area() has been renamed to .getArea()."),this.getArea()},barycoordFromPoint:function(t,e){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),this.getBarycoord(t,e)},midpoint:function(t){return console.warn("THREE.Triangle: .midpoint() has been renamed to .getMidpoint()."),this.getMidpoint(t)},normal:function(t){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),this.getNormal(t)},plane:function(t){return console.warn("THREE.Triangle: .plane() has been renamed to .getPlane()."),this.getPlane(t)}}),Object.assign(Ci,{barycoordFromPoint:function(t,e,n,i,r){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),Ci.getBarycoord(t,e,n,i,r)},normal:function(t,e,n,i){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),Ci.getNormal(t,e,n,i)}}),Object.assign(Uu.prototype,{extractAllPoints:function(t){return console.warn("THREE.Shape: .extractAllPoints() has been removed. Use .extractPoints() instead."),this.extractPoints(t)},extrude:function(t){return console.warn("THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead."),new cc(this,t)},makeGeometry:function(t){return console.warn("THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead."),new _c(this,t)}}),Object.assign(an.prototype,{fromAttribute:function(t,e,n){return console.warn("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},distanceToManhattan:function(t){return console.warn("THREE.Vector2: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(t)},lengthManhattan:function(){return console.warn("THREE.Vector2: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()}}),Object.assign(vn.prototype,{setEulerFromRotationMatrix:function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},setEulerFromQuaternion:function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},getPositionFromMatrix:function(t){return console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition()."),this.setFromMatrixPosition(t)},getScaleFromMatrix:function(t){return console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale()."),this.setFromMatrixScale(t)},getColumnFromMatrix:function(t,e){return console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn()."),this.setFromMatrixColumn(e,t)},applyProjection:function(t){return console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead."),this.applyMatrix4(t)},fromAttribute:function(t,e,n){return console.warn("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},distanceToManhattan:function(t){return console.warn("THREE.Vector3: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(t)},lengthManhattan:function(){return console.warn("THREE.Vector3: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()}}),Object.assign(un.prototype,{fromAttribute:function(t,e,n){return console.warn("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},lengthManhattan:function(){return console.warn("THREE.Vector4: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()}}),Object.assign(Nr.prototype,{computeTangents:function(){console.error("THREE.Geometry: .computeTangents() has been removed.")},computeLineDistances:function(){console.error("THREE.Geometry: .computeLineDistances() has been removed. Use THREE.Line.computeLineDistances() instead.")},applyMatrix:function(t){return console.warn("THREE.Geometry: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)}}),Object.assign(Hn.prototype,{getChildByName:function(t){return console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName()."),this.getObjectByName(t)},renderDepth:function(){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")},translate:function(t,e){return console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead."),this.translateOnAxis(e,t)},getWorldRotation:function(){console.error("THREE.Object3D: .getWorldRotation() has been removed. Use THREE.Object3D.getWorldQuaternion( target ) instead.")},applyMatrix:function(t){return console.warn("THREE.Object3D: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)}}),Object.defineProperties(Hn.prototype,{eulerOrder:{get:function(){return console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order},set:function(t){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order=t}},useQuaternion:{get:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")},set:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")}}}),Object.assign(Tr.prototype,{setDrawMode:function(){console.error("THREE.Mesh: .setDrawMode() has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")}}),Object.defineProperties(Tr.prototype,{drawMode:{get:function(){return console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode."),0},set:function(){console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")}}}),Object.defineProperties(zs.prototype,{objects:{get:function(){return console.warn("THREE.LOD: .objects has been renamed to .levels."),this.levels}}}),Object.defineProperty(Gs.prototype,"useVertexTexture",{get:function(){console.warn("THREE.Skeleton: useVertexTexture has been removed.")},set:function(){console.warn("THREE.Skeleton: useVertexTexture has been removed.")}}),Us.prototype.initBones=function(){console.error("THREE.SkinnedMesh: initBones() has been removed.")},Object.defineProperty(vu.prototype,"__arcLengthDivisions",{get:function(){return console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions."),this.arcLengthDivisions},set:function(t){console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions."),this.arcLengthDivisions=t}}),jr.prototype.setLens=function(t,e){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup."),void 0!==e&&(this.filmGauge=e),this.setFocalLength(t)},Object.defineProperties(Bu.prototype,{onlyShadow:{set:function(){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(t){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov."),this.shadow.camera.fov=t}},shadowCameraLeft:{set:function(t){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left."),this.shadow.camera.left=t}},shadowCameraRight:{set:function(t){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right."),this.shadow.camera.right=t}},shadowCameraTop:{set:function(t){console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top."),this.shadow.camera.top=t}},shadowCameraBottom:{set:function(t){console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom."),this.shadow.camera.bottom=t}},shadowCameraNear:{set:function(t){console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near."),this.shadow.camera.near=t}},shadowCameraFar:{set:function(t){console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far."),this.shadow.camera.far=t}},shadowCameraVisible:{set:function(){console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.")}},shadowBias:{set:function(t){console.warn("THREE.Light: .shadowBias is now .shadow.bias."),this.shadow.bias=t}},shadowDarkness:{set:function(){console.warn("THREE.Light: .shadowDarkness has been removed.")}},shadowMapWidth:{set:function(t){console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width."),this.shadow.mapSize.width=t}},shadowMapHeight:{set:function(t){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height."),this.shadow.mapSize.height=t}}}),Object.defineProperties(ji.prototype,{length:{get:function(){return console.warn("THREE.BufferAttribute: .length has been deprecated. Use .count instead."),this.array.length}},dynamic:{get:function(){return console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.usage===Qe},set:function(){console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.setUsage(Qe)}}}),Object.assign(ji.prototype,{setDynamic:function(t){return console.warn("THREE.BufferAttribute: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===t?Qe:Je),this},copyIndicesArray:function(){console.error("THREE.BufferAttribute: .copyIndicesArray() has been removed.")},setArray:function(){console.error("THREE.BufferAttribute: .setArray has been removed. 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https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\n\tfloat a2 = pow2( alpha );\n\n\t// dotNL and dotNV are explicitly swapped. This is not a mistake.\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\n\treturn 0.5 / max( gv + gl, EPSILON );\n\n}\n\n// Microfacet Models for Refraction through Rough Surfaces - equation (33)\n// http://graphicrants.blogspot.com/2013/08/specular-brdf-reference.html\n// alpha is "roughness squared" in Disney’s reparameterization\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\n\tfloat a2 = pow2( alpha );\n\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0; // avoid alpha = 0 with dotNH = 1\n\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n\n}\n\n// GGX Distribution, Schlick Fresnel, GGX-Smith Visibility\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\n\tfloat alpha = pow2( roughness ); // UE4\'s roughness\n\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\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\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\n\tfloat D = D_GGX( alpha, dotNH );\n\n\treturn F * ( G * D );\n\n} // validated\n\n// Rect Area Light\n\n// Real-Time Polygonal-Light Shading with Linearly Transformed Cosines\n// by Eric Heitz, Jonathan Dupuy, Stephen Hill and David Neubelt\n// code: https://github.com/selfshadow/ltc_code/\n\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\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\n\tfloat dotNV = saturate( dot( N, V ) );\n\n\t// texture parameterized by sqrt( GGX alpha ) and sqrt( 1 - cos( theta ) )\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\n\treturn uv;\n\n}\n\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\n\t// Real-Time Area Lighting: a Journey from Research to Production (p.102)\n\t// An approximation of the form factor of a horizon-clipped rectangle.\n\n\tfloat l = length( f );\n\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n\n}\n\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\n\tfloat x = dot( v1, v2 );\n\n\tfloat y = abs( x );\n\n\t// rational polynomial approximation to theta / sin( theta ) / 2PI\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\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\n\treturn cross( v1, v2 ) * theta_sintheta;\n\n}\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\n\t// bail if point is on back side of plane of light\n\t// assumes ccw winding order of light vertices\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\n\t// construct orthonormal basis around N\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 ); // negated from paper; possibly due to a different handedness of world coordinate system\n\n\t// compute transform\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\n\t// transform rect\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\n\t// project rect onto sphere\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\n\t// calculate vector form factor\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\n\t// adjust for horizon clipping\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\n/*\n\t// alternate method of adjusting for horizon clipping (see referece)\n\t// refactoring required\n\tfloat len = length( vectorFormFactor );\n\tfloat z = vectorFormFactor.z / len;\n\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\n\t// tabulated horizon-clipped sphere, apparently...\n\tvec2 uv = vec2( z * 0.5 + 0.5, len );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\n\tfloat scale = texture2D( ltc_2, uv ).w;\n\n\tfloat result = len * scale;\n*/\n\n\treturn vec3( result );\n\n}\n\n// End Rect Area Light\n\n// ref: https://www.unrealengine.com/blog/physically-based-shading-on-mobile - environmentBRDF for GGX on mobile\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\n\treturn specularColor * brdf.x + brdf.y;\n\n} // validated\n\n// Fdez-Agüera\'s "Multiple-Scattering Microfacet Model for Real-Time Image Based Lighting"\n// Approximates multiscattering in order to preserve energy.\n// http://www.jcgt.org/published/0008/01/03/\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619; // 1/21\n\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n\n}\n\nfloat G_BlinnPhong_Implicit( /* const in float dotNL, const in float dotNV */ ) {\n\n\t// geometry term is (n dot l)(n dot v) / 4(n dot l)(n dot v)\n\treturn 0.25;\n\n}\n\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n\n}\n\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\n\t//float dotNL = saturate( dot( geometry.normal, incidentLight.direction ) );\n\t//float dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\n\tfloat G = G_BlinnPhong_Implicit( /* dotNL, dotNV */ );\n\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\n\treturn F * ( G * D );\n\n} // validated\n\n// source: http://simonstechblog.blogspot.ca/2011/12/microfacet-brdf.html\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\n\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n\n#if defined( USE_SHEEN )\n\n// https://github.com/google/filament/blob/master/shaders/src/brdf.fs#L94\nfloat D_Charlie(float roughness, float NoH) {\n\t// Estevez and Kulla 2017, "Production Friendly Microfacet Sheen BRDF"\n\tfloat invAlpha  = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125); // 2^(-14/2), so sin2h^2 > 0 in fp16\n\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\n\n// https://github.com/google/filament/blob/master/shaders/src/brdf.fs#L136\nfloat V_Neubelt(float NoV, float NoL) {\n\t// Neubelt and Pettineo 2013, "Crafting a Next-gen Material Pipeline for The Order: 1886"\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\n\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n\n}\n\n#endif\n',bumpmap_pars_fragment:"\n#ifdef USE_BUMPMAP\n\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\n\t// Bump Mapping Unparametrized Surfaces on the GPU by Morten S. Mikkelsen\n\t// http://api.unrealengine.com/attachments/Engine/Rendering/LightingAndShadows/BumpMappingWithoutTangentSpace/mm_sfgrad_bump.pdf\n\n\t// Evaluate the derivative of the height w.r.t. screen-space using forward differencing (listing 2)\n\n\tvec2 dHdxy_fwd() {\n\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\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\n\t\treturn vec2( dBx, dBy );\n\n\t}\n\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\n\t\t// Workaround for Adreno 3XX dFd*( vec3 ) bug. See #9988\n\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;\t\t// normalized\n\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\n\t\tfDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\n\t}\n\n#endif\n",clipping_planes_fragment:"\n#if NUM_CLIPPING_PLANES > 0\n\n\tvec4 plane;\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\n\t}\n\t#pragma unroll_loop_end\n\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\n\t\tbool clipped = true;\n\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\n\t\t}\n\t\t#pragma unroll_loop_end\n\n\t\tif ( clipped ) discard;\n\n\t#endif\n\n#endif\n",clipping_planes_pars_fragment:"\n#if NUM_CLIPPING_PLANES > 0\n\n\tvarying vec3 vClipPosition;\n\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n\n#endif\n",clipping_planes_pars_vertex:"\n#if NUM_CLIPPING_PLANES > 0\n\n\tvarying vec3 vClipPosition;\n\n#endif\n",clipping_planes_vertex:"\n#if NUM_CLIPPING_PLANES > 0\n\n\tvClipPosition = - mvPosition.xyz;\n\n#endif\n",color_fragment:"\n#ifdef USE_COLOR\n\n\tdiffuseColor.rgb *= vColor;\n\n#endif\n",color_pars_fragment:"\n#ifdef USE_COLOR\n\n\tvarying vec3 vColor;\n\n#endif\n",color_pars_vertex:"\n#ifdef USE_COLOR\n\n\tvarying vec3 vColor;\n\n#endif\n",color_vertex:"\n#ifdef USE_COLOR\n\n\tvColor.xyz = color.xyz;\n\n#endif\n",common:"\n#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n\n#ifndef saturate\n// <tonemapping_pars_fragment> may have defined saturate() already\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\n\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 ) ); }\n// expects values in the range of [0,1]x[0,1], returns values in the [0,1] range.\n// do not collapse into a single function per: http://byteblacksmith.com/improvements-to-the-canonical-one-liner-glsl-rand-for-opengl-es-2-0/\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\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\n\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\n\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\n\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n}\n\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t// dir can be either a direction vector or a normal vector\n\t// upper-left 3x3 of matrix is assumed to be orthogonal\n\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n\n}\n\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\n\treturn - distance * planeNormal + point;\n\n}\n\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n\n}\n\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n\n}\n\nmat3 transposeMat3( const in mat3 m ) {\n\n\tmat3 tmp;\n\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\n\treturn tmp;\n\n}\n\n// https://en.wikipedia.org/wiki/Relative_luminance\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\n\treturn dot( weights, color.rgb );\n\n}\n\nbool isPerspectiveMatrix( mat4 m ) {\n\n\treturn m[ 2 ][ 3 ] == - 1.0;\n\n}\n\nvec2 equirectUv( in vec3 dir ) {\n\n\t// dir is assumed to be unit length\n\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\n\treturn vec2( u, v );\n\n}\n",cube_uv_reflection_fragment:"\n#ifdef ENVMAP_TYPE_CUBE_UV\n\n#define cubeUV_maxMipLevel 8.0\n#define cubeUV_minMipLevel 4.0\n#define cubeUV_maxTileSize 256.0\n#define cubeUV_minTileSize 16.0\n\n// These shader functions convert between the UV coordinates of a single face of\n// a cubemap, the 0-5 integer index of a cube face, and the direction vector for\n// sampling a textureCube (not generally normalized).\n\nfloat getFace(vec3 direction) {\n    vec3 absDirection = abs(direction);\n    float face = -1.0;\n    if (absDirection.x > absDirection.z) {\n      if (absDirection.x > absDirection.y)\n        face = direction.x > 0.0 ? 0.0 : 3.0;\n      else\n        face = direction.y > 0.0 ? 1.0 : 4.0;\n    } else {\n      if (absDirection.z > absDirection.y)\n        face = direction.z > 0.0 ? 2.0 : 5.0;\n      else\n        face = direction.y > 0.0 ? 1.0 : 4.0;\n    }\n    return face;\n}\n\n// RH coordinate system; PMREM face-indexing convention\nvec2 getUV(vec3 direction, float face) {\n    vec2 uv;\n    if (face == 0.0) {\n      uv = vec2(direction.z, direction.y) / abs(direction.x); // pos x\n    } else if (face == 1.0) {\n      uv = vec2(-direction.x, -direction.z) / abs(direction.y); // pos y\n    } else if (face == 2.0) {\n      uv = vec2(-direction.x, direction.y) / abs(direction.z); // pos z\n    } else if (face == 3.0) {\n      uv = vec2(-direction.z, direction.y) / abs(direction.x); // neg x\n    } else if (face == 4.0) {\n      uv = vec2(-direction.x, direction.z) / abs(direction.y); // neg y\n    } else {\n      uv = vec2(direction.x, direction.y) / abs(direction.z); // neg z\n    }\n    return 0.5 * (uv + 1.0);\n}\n\nvec3 bilinearCubeUV(sampler2D envMap, vec3 direction, float mipInt) {\n  float face = getFace(direction);\n  float filterInt = max(cubeUV_minMipLevel - mipInt, 0.0);\n  mipInt = max(mipInt, cubeUV_minMipLevel);\n  float faceSize = exp2(mipInt);\n\n  float texelSize = 1.0 / (3.0 * cubeUV_maxTileSize);\n\n  vec2 uv = getUV(direction, face) * (faceSize - 1.0);\n  vec2 f = fract(uv);\n  uv += 0.5 - f;\n  if (face > 2.0) {\n    uv.y += faceSize;\n    face -= 3.0;\n  }\n  uv.x += face * faceSize;\n  if(mipInt < cubeUV_maxMipLevel){\n    uv.y += 2.0 * cubeUV_maxTileSize;\n  }\n  uv.y += filterInt * 2.0 * cubeUV_minTileSize;\n  uv.x += 3.0 * max(0.0, cubeUV_maxTileSize - 2.0 * faceSize);\n  uv *= texelSize;\n\n  vec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.x += texelSize;\n  vec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.y += texelSize;\n  vec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.x -= texelSize;\n  vec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  vec3 tm = mix(tl, tr, f.x);\n  vec3 bm = mix(bl, br, f.x);\n  return mix(tm, bm, f.y);\n}\n\n// These defines must match with PMREMGenerator\n\n#define r0 1.0\n#define v0 0.339\n#define m0 -2.0\n#define r1 0.8\n#define v1 0.276\n#define m1 -1.0\n#define r4 0.4\n#define v4 0.046\n#define m4 2.0\n#define r5 0.305\n#define v5 0.016\n#define m5 3.0\n#define r6 0.21\n#define v6 0.0038\n#define m6 4.0\n\nfloat roughnessToMip(float roughness) {\n  float mip = 0.0;\n  if (roughness >= r1) {\n    mip = (r0 - roughness) * (m1 - m0) / (r0 - r1) + m0;\n  } else if (roughness >= r4) {\n    mip = (r1 - roughness) * (m4 - m1) / (r1 - r4) + m1;\n  } else if (roughness >= r5) {\n    mip = (r4 - roughness) * (m5 - m4) / (r4 - r5) + m4;\n  } else if (roughness >= r6) {\n    mip = (r5 - roughness) * (m6 - m5) / (r5 - r6) + m5;\n  } else {\n    mip = -2.0 * log2(1.16 * roughness);// 1.16 = 1.79^0.25\n  }\n  return mip;\n}\n\nvec4 textureCubeUV(sampler2D envMap, vec3 sampleDir, float roughness) {\n  float mip = clamp(roughnessToMip(roughness), m0, cubeUV_maxMipLevel);\n  float mipF = fract(mip);\n  float mipInt = floor(mip);\n\n  vec3 color0 = bilinearCubeUV(envMap, sampleDir, mipInt);\n  if (mipF == 0.0) {\n    return vec4(color0, 1.0);\n  } else {\n    vec3 color1 = bilinearCubeUV(envMap, sampleDir, mipInt + 1.0);\n    return vec4(mix(color0, color1, mipF), 1.0);\n  }\n}\n#endif\n",defaultnormal_vertex:"\nvec3 transformedNormal = objectNormal;\n\n#ifdef USE_INSTANCING\n\n\t// this is in lieu of a per-instance normal-matrix\n\t// shear transforms in the instance matrix are not supported\n\n\tmat3 m = mat3( instanceMatrix );\n\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\n\ttransformedNormal = m * transformedNormal;\n\n#endif\n\ntransformedNormal = normalMatrix * transformedNormal;\n\n#ifdef FLIP_SIDED\n\n\ttransformedNormal = - transformedNormal;\n\n#endif\n\n#ifdef USE_TANGENT\n\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\n\t#ifdef FLIP_SIDED\n\n\t\ttransformedTangent = - transformedTangent;\n\n\t#endif\n\n#endif\n",displacementmap_pars_vertex:"\n#ifdef USE_DISPLACEMENTMAP\n\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n\n#endif\n",displacementmap_vertex:"\n#ifdef USE_DISPLACEMENTMAP\n\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n\n#endif\n",emissivemap_fragment:"\n#ifdef USE_EMISSIVEMAP\n\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n\n#endif\n",emissivemap_pars_fragment:"\n#ifdef USE_EMISSIVEMAP\n\n\tuniform sampler2D emissiveMap;\n\n#endif\n",encodings_fragment:"\ngl_FragColor = linearToOutputTexel( gl_FragColor );\n",encodings_pars_fragment:"\n// For a discussion of what this is, please read this: http://lousodrome.net/blog/light/2013/05/26/gamma-correct-and-hdr-rendering-in-a-32-bits-buffer/\n\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\n\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\n\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\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}\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}\n\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\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//  return vec4( value.brg, ( 3.0 + 128.0 ) / 256.0 );\n}\n\n// reference: http://iwasbeingirony.blogspot.ca/2010/06/difference-between-rgbm-and-rgbd.html\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\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}\n\n// reference: http://iwasbeingirony.blogspot.ca/2010/06/difference-between-rgbm-and-rgbd.html\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\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\t// NOTE: The implementation with min causes the shader to not compile on\n\t// a common Alcatel A502DL in Chrome 78/Android 8.1. Some research suggests \n\t// that the chipset is Mediatek MT6739 w/ IMG PowerVR GE8100 GPU.\n\t// D = min( floor( D ) / 255.0, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\n\n// LogLuv reference: http://graphicrants.blogspot.ca/2009/04/rgbm-color-encoding.html\n\n// M matrix, for encoding\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}\n\n// Inverse M matrix, for decoding\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}\n",envmap_fragment:"\n#ifdef USE_ENVMAP\n\n\t#ifdef ENV_WORLDPOS\n\n\t\tvec3 cameraToFrag;\n\t\t\n\t\tif ( isOrthographic ) {\n\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\n\t\t}  else {\n\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\n\t\t}\n\n\t\t// Transforming Normal Vectors with the Inverse Transformation\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\n\t\t#else\n\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\n\t\t#endif\n\n\t#else\n\n\t\tvec3 reflectVec = vReflect;\n\n\t#endif\n\n\t#ifdef ENVMAP_TYPE_CUBE\n\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\n\t\treflectVec = normalize( reflectVec );\n\n\t\tvec2 sampleUV = equirectUv( reflectVec );\n\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\n\t#else\n\n\t\tvec4 envColor = vec4( 0.0 );\n\n\t#endif\n\n\t#ifndef ENVMAP_TYPE_CUBE_UV\n\n\t\tenvColor = envMapTexelToLinear( envColor );\n\n\t#endif\n\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\n\t#endif\n\n#endif\n",envmap_common_pars_fragment:"\n#ifdef USE_ENVMAP\n\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\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\n",envmap_pars_fragment:"\n#ifdef USE_ENVMAP\n\n\tuniform float reflectivity;\n\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\n\t\t#define ENV_WORLDPOS\n\n\t#endif\n\n\t#ifdef ENV_WORLDPOS\n\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n\n#endif\n",envmap_pars_vertex:"\n#ifdef USE_ENVMAP\n\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\n\t\t#define ENV_WORLDPOS\n\n\t#endif\n\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\n\t#else\n\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\n\t#endif\n\n#endif\n",envmap_physical_pars_fragment:"\n#if defined( USE_ENVMAP )\n\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\n\tvec3 getLightProbeIndirectIrradiance( /*const in SpecularLightProbe specularLightProbe,*/ const in GeometricContext geometry, const in int maxMIPLevel ) {\n\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\n\t\t\t// TODO: replace with properly filtered cubemaps and access the irradiance LOD level, be it the last LOD level\n\t\t\t// of a specular cubemap, or just the default level of a specially created irradiance cubemap.\n\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\n\t\t\t#else\n\n\t\t\t\t// force the bias high to get the last LOD level as it is the most blurred.\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\n\t\t\t#endif\n\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\n\t\t#else\n\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\n\t\t#endif\n\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\n\t}\n\n\t// Trowbridge-Reitz distribution to Mip level, following the logic of http://casual-effects.blogspot.ca/2011/08/plausible-environment-lighting-in-two.html\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\n\t\t// clamp to allowable LOD ranges.\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\n\t}\n\n\tvec3 getLightProbeIndirectRadiance( /*const in SpecularLightProbe specularLightProbe,*/ const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\n\t\t  vec3 reflectVec = reflect( -viewDir, normal );\n\n\t\t  // Mixing the reflection with the normal is more accurate and keeps rough objects from gathering light from behind their tangent plane.\n\t\t  reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\n\t\t#else\n\n\t\t  vec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\n\t\t#endif\n\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\n\t\t\t#else\n\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\n\t\t\t#endif\n\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\n\t\t\tvec2 sampleUV = equirectUv( reflectVec );\n\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\n\t\t\t#else\n\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\n\t\t\t#endif\n\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\n\t\t#endif\n\n\t\treturn envMapColor.rgb * envMapIntensity;\n\n\t}\n\n#endif\n",envmap_vertex:"\n#ifdef USE_ENVMAP\n\n\t#ifdef ENV_WORLDPOS\n\n\t\tvWorldPosition = worldPosition.xyz;\n\n\t#else\n\n\t\tvec3 cameraToVertex;\n\n\t\tif ( isOrthographic ) {\n\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\n\t\t} else {\n\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\n\t\t}\n\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\n\t\t#else\n\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\n\t\t#endif\n\n\t#endif\n\n#endif\n",fog_vertex:"\n#ifdef USE_FOG\n\n\tfogDepth = - mvPosition.z;\n\n#endif\n",fog_pars_vertex:"\n#ifdef USE_FOG\n\n\tvarying float fogDepth;\n\n#endif\n",fog_fragment:"\n#ifdef USE_FOG\n\n\t#ifdef FOG_EXP2\n\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\n\t#else\n\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\n\t#endif\n\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n\n#endif\n",fog_pars_fragment:"\n#ifdef USE_FOG\n\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\n\t#ifdef FOG_EXP2\n\n\t\tuniform float fogDensity;\n\n\t#else\n\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\n\t#endif\n\n#endif\n",gradientmap_pars_fragment:"\n\n#ifdef USE_GRADIENTMAP\n\n\tuniform sampler2D gradientMap;\n\n#endif\n\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\n\t// dotNL will be from -1.0 to 1.0\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\n\t#ifdef USE_GRADIENTMAP\n\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\n\t#else\n\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\n\t#endif\n\n}\n",lightmap_fragment:"\n#ifdef USE_LIGHTMAP\n\n\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity; // factor of PI should not be present; included here to prevent breakage\n\n#endif\n",lightmap_pars_fragment:"\n#ifdef USE_LIGHTMAP\n\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n\n#endif\n",lights_lambert_vertex:"\nvec3 diffuse = vec3( 1.0 );\n\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\n\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\n\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\n\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\n\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\n\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry );\n\n#ifdef DOUBLE_SIDED\n\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry );\n\n#endif\n\n#if NUM_POINT_LIGHTS > 0\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\n\t\t#ifdef DOUBLE_SIDED\n\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\n\t\t#endif\n\n\t}\n\t#pragma unroll_loop_end\n\n#endif\n\n#if NUM_SPOT_LIGHTS > 0\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\n\t\t#ifdef DOUBLE_SIDED\n\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n\n#endif\n\n/*\n#if NUM_RECT_AREA_LIGHTS > 0\n\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\n\t\t// TODO (abelnation): implement\n\n\t}\n\n#endif\n*/\n\n#if NUM_DIR_LIGHTS > 0\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\n\t\t#ifdef DOUBLE_SIDED\n\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\n\t\t#endif\n\n\t}\n\t#pragma unroll_loop_end\n\n#endif\n\n#if NUM_HEMI_LIGHTS > 0\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\n\t\t#ifdef DOUBLE_SIDED\n\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\n\t\t#endif\n\n\t}\n\t#pragma unroll_loop_end\n\n#endif\n",lights_pars_begin:"\nuniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\n\n// get the irradiance (radiance convolved with cosine lobe) at the point 'normal' on the unit sphere\n// source: https://graphics.stanford.edu/papers/envmap/envmap.pdf\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\n\t// normal is assumed to have unit length\n\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\n\t// band 0\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\n\t// band 1\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\n\t// band 2\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\n\treturn result;\n\n}\n\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\n\treturn irradiance;\n\n}\n\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\n\tvec3 irradiance = ambientLightColor;\n\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\n\t\tirradiance *= PI;\n\n\t#endif\n\n\treturn irradiance;\n\n}\n\n#if NUM_DIR_LIGHTS > 0\n\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\n\t}\n\n#endif\n\n\n#if NUM_POINT_LIGHTS > 0\n\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\n\t// directLight is an out parameter as having it as a return value caused compiler errors on some devices\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\n\t\tfloat lightDistance = length( lVector );\n\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\n\t}\n\n#endif\n\n\n#if NUM_SPOT_LIGHTS > 0\n\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};\n\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\n\t// directLight is an out parameter as having it as a return value caused compiler errors on some devices\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight  ) {\n\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\n\t\tif ( angleCos > spotLight.coneCos ) {\n\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\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\n\t\t} else {\n\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\n\t\t}\n\t}\n\n#endif\n\n\n#if NUM_RECT_AREA_LIGHTS > 0\n\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\n\t// Pre-computed values of LinearTransformedCosine approximation of BRDF\n\t// BRDF approximation Texture is 64x64\n\tuniform sampler2D ltc_1; // RGBA Float\n\tuniform sampler2D ltc_2; // RGBA Float\n\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n\n#endif\n\n\n#if NUM_HEMI_LIGHTS > 0\n\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\n\t\t\tirradiance *= PI;\n\n\t\t#endif\n\n\t\treturn irradiance;\n\n\t}\n\n#endif\n",lights_toon_fragment:"\nToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\n",lights_toon_pars_fragment:"\nvarying vec3 vViewPosition;\n\n#ifndef FLAT_SHADED\n\n\tvarying vec3 vNormal;\n\n#endif\n\n\nstruct ToonMaterial {\n\n\tvec3 diffuseColor;\n\n};\n\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\n\t\tirradiance *= PI; // punctual light\n\n\t#endif\n\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\n}\n\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\n}\n\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n\n#define Material_LightProbeLOD( material )\t(0)\n",lights_phong_fragment:"\nBlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;\n",lights_phong_pars_fragment:"\nvarying vec3 vViewPosition;\n\n#ifndef FLAT_SHADED\n\n\tvarying vec3 vNormal;\n\n#endif\n\n\nstruct BlinnPhongMaterial {\n\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n\n};\n\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\n\t\tirradiance *= PI; // punctual light\n\n\t#endif\n\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n\n}\n\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\n}\n\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n\n#define Material_LightProbeLOD( material )\t(0)\n",lights_physical_fragment:"\nPhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\n\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\n\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );// 0.0525 corresponds to the base mip of a 256 cubemap.\nmaterial.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\n\n#ifdef REFLECTIVITY\n\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n\n#else\n\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n\n#endif\n\n#ifdef CLEARCOAT\n\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\n\t#ifdef USE_CLEARCOATMAP\n\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\n\t#endif\n\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\n\t#endif\n\n\tmaterial.clearcoat = saturate( material.clearcoat ); // Burley clearcoat model\n\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n\n#endif\n\n#ifdef USE_SHEEN\n\n\tmaterial.sheenColor = sheen;\n\n#endif\n",lights_physical_pars_fragment:"\nstruct PhysicalMaterial {\n\n\tvec3 diffuseColor;\n\tfloat specularRoughness;\n\tvec3 specularColor;\n\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n\n};\n\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\n\n// Clear coat directional hemishperical reflectance (this approximation should be improved)\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n\n}\n\n#if NUM_RECT_AREA_LIGHTS > 0\n\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\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\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight; // counterclockwise; light shines in local neg z direction\n\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\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\n\t\t// LTC Fresnel Approximation by Stephen Hill\n\t\t// http://blog.selfshadow.com/publications/s2016-advances/s2016_ltc_fresnel.pdf\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\n\t}\n\n#endif\n\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\n\tvec3 irradiance = dotNL * directLight.color;\n\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\n\t\tirradiance *= PI; // punctual light\n\n\t#endif\n\n\t#ifdef CLEARCOAT\n\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\n\t\t\tccIrradiance *= PI; // punctual light\n\n\t\t#endif\n\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\n\t#else\n\n\t\tfloat clearcoatDHR = 0.0;\n\n\t#endif\n\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\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\n}\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\n\t#ifdef CLEARCOAT\n\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\n\t#else\n\n\t\tfloat clearcoatDHR = 0.0;\n\n\t#endif\n\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\n\t// Both indirect specular and indirect diffuse light accumulate here\n\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n\n}\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\n\n// ref: https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n\n}\n",lights_fragment_begin:"\n/**\n * This is a template that can be used to light a material, it uses pluggable\n * RenderEquations (RE)for specific lighting scenarios.\n *\n * Instructions for use:\n * - Ensure that both RE_Direct, RE_IndirectDiffuse and RE_IndirectSpecular are defined\n * - If you have defined an RE_IndirectSpecular, you need to also provide a Material_LightProbeLOD. <---- ???\n * - Create a material parameter that is to be passed as the third parameter to your lighting functions.\n *\n * TODO:\n * - Add area light support.\n * - Add sphere light support.\n * - Add diffuse light probe (irradiance cubemap) support.\n */\n\nGeometricContext geometry;\n\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n\n#ifdef CLEARCOAT\n\n\tgeometry.clearcoatNormal = clearcoatNormal;\n\n#endif\n\nIncidentLight directLight;\n\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\n\t\tpointLight = pointLights[ i ];\n\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\n\t}\n\t#pragma unroll_loop_end\n\n#endif\n\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\n\t\tspotLight = spotLights[ i ];\n\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\n\t}\n\t#pragma unroll_loop_end\n\n#endif\n\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\n\t\tdirectionalLight = directionalLights[ i ];\n\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\n\t}\n\t#pragma unroll_loop_end\n\n#endif\n\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\n\tRectAreaLight rectAreaLight;\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\n\t}\n\t#pragma unroll_loop_end\n\n#endif\n\n#if defined( RE_IndirectDiffuse )\n\n\tvec3 iblIrradiance = vec3( 0.0 );\n\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\n\t\t}\n\t\t#pragma unroll_loop_end\n\n\t#endif\n\n#endif\n\n#if defined( RE_IndirectSpecular )\n\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n\n#endif\n",lights_fragment_maps:"\n#if defined( RE_IndirectDiffuse )\n\n\t#ifdef USE_LIGHTMAP\n\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\n\t\t\tlightMapIrradiance *= PI; // factor of PI should not be present; included here to prevent breakage\n\n\t\t#endif\n\n\t\tirradiance += lightMapIrradiance;\n\n\t#endif\n\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( /*lightProbe,*/ geometry, maxMipLevel );\n\n\t#endif\n\n#endif\n\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\n\tradiance += getLightProbeIndirectRadiance( /*specularLightProbe,*/ geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\n\t#ifdef CLEARCOAT\n\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( /*specularLightProbe,*/ geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\n\t#endif\n\n#endif\n",lights_fragment_end:"\n#if defined( RE_IndirectDiffuse )\n\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n\n#endif\n\n#if defined( RE_IndirectSpecular )\n\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n\n#endif\n",logdepthbuf_fragment:"\n#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\n\t// Doing a strict comparison with == 1.0 can cause noise artifacts\n\t// on some platforms. See issue #17623.\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n\n#endif\n",logdepthbuf_pars_fragment:"\n#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n\n#endif\n",logdepthbuf_pars_vertex:"\n#ifdef USE_LOGDEPTHBUF\n\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\n\t#else\n\n\t\tuniform float logDepthBufFC;\n\n\t#endif\n\n#endif\n",logdepthbuf_vertex:"\n#ifdef USE_LOGDEPTHBUF\n\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\n\t#else\n\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\n\t\t\tgl_Position.z *= gl_Position.w;\n\n\t\t}\n\n\t#endif\n\n#endif\n",map_fragment:"\n#ifdef USE_MAP\n\n\tvec4 texelColor = texture2D( map, vUv );\n\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n\n#endif\n",map_pars_fragment:"\n#ifdef USE_MAP\n\n\tuniform sampler2D map;\n\n#endif\n",map_particle_fragment:"\n#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\n#endif\n\n#ifdef USE_MAP\n\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n\n#endif\n\n#ifdef USE_ALPHAMAP\n\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n\n#endif\n",map_particle_pars_fragment:"\n#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\n\tuniform mat3 uvTransform;\n\n#endif\n\n#ifdef USE_MAP\n\n\tuniform sampler2D map;\n\n#endif\n\n#ifdef USE_ALPHAMAP\n\n\tuniform sampler2D alphaMap;\n\n#endif\n",metalnessmap_fragment:"\nfloat metalnessFactor = metalness;\n\n#ifdef USE_METALNESSMAP\n\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\n\t// reads channel B, compatible with a combined OcclusionRoughnessMetallic (RGB) texture\n\tmetalnessFactor *= texelMetalness.b;\n\n#endif\n",metalnessmap_pars_fragment:"\n#ifdef USE_METALNESSMAP\n\n\tuniform sampler2D metalnessMap;\n\n#endif\n",morphnormal_vertex:"\n#ifdef USE_MORPHNORMALS\n\n\t// morphTargetBaseInfluence is set based on BufferGeometry.morphTargetsRelative value:\n\t// When morphTargetsRelative is false, this is set to 1 - sum(influences); this results in normal = sum((target - base) * influence)\n\t// When morphTargetsRelative is true, this is set to 1; as a result, all morph targets are simply added to the base after weighting\n\tobjectNormal *= morphTargetBaseInfluence;\n\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n\n#endif\n",morphtarget_pars_vertex:"\n#ifdef USE_MORPHTARGETS\n\n\tuniform float morphTargetBaseInfluence;\n\n\t#ifndef USE_MORPHNORMALS\n\n\t\tuniform float morphTargetInfluences[ 8 ];\n\n\t#else\n\n\t\tuniform float morphTargetInfluences[ 4 ];\n\n\t#endif\n\n#endif\n",morphtarget_vertex:"\n#ifdef USE_MORPHTARGETS\n\n\t// morphTargetBaseInfluence is set based on BufferGeometry.morphTargetsRelative value:\n\t// When morphTargetsRelative is false, this is set to 1 - sum(influences); this results in position = sum((target - base) * influence)\n\t// When morphTargetsRelative is true, this is set to 1; as a result, all morph targets are simply added to the base after weighting\n\ttransformed *= morphTargetBaseInfluence;\n\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\n\t#ifndef USE_MORPHNORMALS\n\n\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\n\t#endif\n\n#endif\n",normal_fragment_begin:"\n#ifdef FLAT_SHADED\n\n\t// Workaround for Adreno/Nexus5 not able able to do dFdx( vViewPosition ) ...\n\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\n#else\n\n\tvec3 normal = normalize( vNormal );\n\n\t#ifdef DOUBLE_SIDED\n\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\n\t#endif\n\n\t#ifdef USE_TANGENT\n\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\n\t\t#ifdef DOUBLE_SIDED\n\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\n\t\t#endif\n\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\n\t\t#endif\n\n\t#endif\n\n#endif\n\n// non perturbed normal for clearcoat among others\n\nvec3 geometryNormal = normal;\n\n",normal_fragment_maps:"\n\n#ifdef OBJECTSPACE_NORMALMAP\n\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0; // overrides both flatShading and attribute normals\n\n\t#ifdef FLIP_SIDED\n\n\t\tnormal = - normal;\n\n\t#endif\n\n\t#ifdef DOUBLE_SIDED\n\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\n\t#endif\n\n\tnormal = normalize( normalMatrix * normal );\n\n#elif defined( TANGENTSPACE_NORMALMAP )\n\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\n\t#ifdef USE_TANGENT\n\n\t\tnormal = normalize( vTBN * mapN );\n\n\t#else\n\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN );\n\n\t#endif\n\n#elif defined( USE_BUMPMAP )\n\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n\n#endif\n",normalmap_pars_fragment:"\n#ifdef USE_NORMALMAP\n\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n\n#endif\n\n#ifdef OBJECTSPACE_NORMALMAP\n\n\tuniform mat3 normalMatrix;\n\n#endif\n\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\n\t// Per-Pixel Tangent Space Normal Mapping\n\t// http://hacksoflife.blogspot.ch/2009/11/per-pixel-tangent-space-normal-mapping.html\n\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN ) {\n\n\t\t// Workaround for Adreno 3XX dFd*( vec3 ) bug. See #9988\n\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\n\t\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s ); // we do not care about the magnitude\n\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\n\t\tmat3 tsn = mat3( S, T, N );\n\n\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\n\t\treturn normalize( tsn * mapN );\n\n\t}\n\n#endif\n",clearcoat_normal_fragment_begin:"\n#ifdef CLEARCOAT\n\n\tvec3 clearcoatNormal = geometryNormal;\n\n#endif\n",clearcoat_normal_fragment_maps:"\n#ifdef USE_CLEARCOAT_NORMALMAP\n\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\n\t#ifdef USE_TANGENT\n\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\n\t#else\n\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN );\n\n\t#endif\n\n#endif\n",clearcoat_pars_fragment:"\n\n#ifdef USE_CLEARCOATMAP\n\n\tuniform sampler2D clearcoatMap;\n\n#endif\n\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\n\tuniform sampler2D clearcoatRoughnessMap;\n\n#endif\n\n#ifdef USE_CLEARCOAT_NORMALMAP\n\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n\n#endif\n",packing:"\nvec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\n\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\n\nconst float PackUpscale = 256. / 255.; // fraction -> 0..1 (including 1)\nconst float UnpackDownscale = 255. / 256.; // 0..1 -> fraction (excluding 1)\n\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\n\nconst float ShiftRight8 = 1. / 256.;\n\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8; // tidy overflow\n\treturn r * PackUpscale;\n}\n\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\n\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\n\n// NOTE: viewZ/eyeZ is < 0 when in front of the camera per OpenGL conventions\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}\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}\n",premultiplied_alpha_fragment:"\n#ifdef PREMULTIPLIED_ALPHA\n\n\t// Get get normal blending with premultipled, use with CustomBlending, OneFactor, OneMinusSrcAlphaFactor, AddEquation.\n\tgl_FragColor.rgb *= gl_FragColor.a;\n\n#endif\n",project_vertex:"\nvec4 mvPosition = vec4( transformed, 1.0 );\n\n#ifdef USE_INSTANCING\n\n\tmvPosition = instanceMatrix * mvPosition;\n\n#endif\n\nmvPosition = modelViewMatrix * mvPosition;\n\ngl_Position = projectionMatrix * mvPosition;\n",dithering_fragment:"\n#ifdef DITHERING\n\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n\n#endif\n",dithering_pars_fragment:"\n#ifdef DITHERING\n\n\t// based on https://www.shadertoy.com/view/MslGR8\n\tvec3 dithering( vec3 color ) {\n\t\t//Calculate grid position\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\n\t\t//Shift the individual colors differently, thus making it even harder to see the dithering pattern\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\n\t\t//modify shift acording to grid position.\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\n\t\t//shift the color by dither_shift\n\t\treturn color + dither_shift_RGB;\n\t}\n\n#endif\n",roughnessmap_fragment:"\nfloat roughnessFactor = roughness;\n\n#ifdef USE_ROUGHNESSMAP\n\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\n\t// reads channel G, compatible with a combined OcclusionRoughnessMetallic (RGB) texture\n\troughnessFactor *= texelRoughness.g;\n\n#endif\n",roughnessmap_pars_fragment:"\n#ifdef USE_ROUGHNESSMAP\n\n\tuniform sampler2D roughnessMap;\n\n#endif\n",shadowmap_pars_fragment:"\n#ifdef USE_SHADOWMAP\n\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\n\t#endif\n\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\n\t#endif\n\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\n\t#endif\n\n\t/*\n\t#if NUM_RECT_AREA_LIGHTS > 0\n\n\t\t// TODO (abelnation): create uniforms for area light shadows\n\n\t#endif\n\t*/\n\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\n\t}\n\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\n\t}\n\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\n\t\tfloat occlusion = 1.0;\n\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\n\t\tfloat hard_shadow = step( compare , distribution.x ); // Hard Shadow\n\n\t\tif (hard_shadow != 1.0 ) {\n\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 ); // Chebeyshevs inequality\n\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 ); // 0.3 reduces light bleed\n\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\n\t\t}\n\t\treturn occlusion;\n\n\t}\n\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\n\t\tfloat shadow = 1.0;\n\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\n\t\t// if ( something && something ) breaks ATI OpenGL shader compiler\n\t\t// if ( all( something, something ) ) using this instead\n\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\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\n\t\tbool frustumTest = all( frustumTestVec );\n\n\t\tif ( frustumTest ) {\n\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\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\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\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\n\t\t#else // no percentage-closer filtering:\n\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\n\t\t#endif\n\n\t\t}\n\n\t\treturn shadow;\n\n\t}\n\n\t// cubeToUV() maps a 3D direction vector suitable for cube texture mapping to a 2D\n\t// vector suitable for 2D texture mapping. This code uses the following layout for the\n\t// 2D texture:\n\t//\n\t// xzXZ\n\t//  y Y\n\t//\n\t// Y - Positive y direction\n\t// y - Negative y direction\n\t// X - Positive x direction\n\t// x - Negative x direction\n\t// Z - Positive z direction\n\t// z - Negative z direction\n\t//\n\t// Source and test bed:\n\t// https://gist.github.com/tschw/da10c43c467ce8afd0c4\n\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\n\t\t// Number of texels to avoid at the edge of each square\n\n\t\tvec3 absV = abs( v );\n\n\t\t// Intersect unit cube\n\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\n\t\t// Apply scale to avoid seams\n\n\t\t// two texels less per square (one texel will do for NEAREST)\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\n\t\t// Unwrap\n\n\t\t// space: -1 ... 1 range for each square\n\t\t//\n\t\t// #X##\t\tdim    := ( 4 , 2 )\n\t\t//  # #\t\tcenter := ( 1 , 1 )\n\n\t\tvec2 planar = v.xy;\n\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\n\t\tif ( absV.z >= almostOne ) {\n\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\n\t\t} else if ( absV.x >= almostOne ) {\n\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\n\t\t} else if ( absV.y >= almostOne ) {\n\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\n\t\t}\n\n\t\t// Transform to UV space\n\n\t\t// scale := 0.5 / dim\n\t\t// translate := ( center + 0.5 ) / dim\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\n\t}\n\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\n\t\t// for point lights, the uniform @vShadowCoord is re-purposed to hold\n\t\t// the vector from the light to the world-space position of the fragment.\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\n\t\t// dp = normalized distance from light to fragment position\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear ); // need to clamp?\n\t\tdp += shadowBias;\n\n\t\t// bd3D = base direction 3D\n\t\tvec3 bd3D = normalize( lightToPosition );\n\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\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\n\t\t#else // no percentage-closer filtering\n\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\n\t\t#endif\n\n\t}\n\n#endif\n",shadowmap_pars_vertex:"\n#ifdef USE_SHADOWMAP\n\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\n\t#endif\n\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\n\t#endif\n\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\n\t#endif\n\n\t/*\n\t#if NUM_RECT_AREA_LIGHTS > 0\n\n\t\t// TODO (abelnation): uniforms for area light shadows\n\n\t#endif\n\t*/\n\n#endif\n",shadowmap_vertex:"\n#ifdef USE_SHADOWMAP\n\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\n\t\t// Offsetting the position used for querying occlusion along the world normal can be used to reduce shadow acne.\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\n\t#endif\n\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\n\t}\n\t#pragma unroll_loop_end\n\n\t#endif\n\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\n\n\t}\n\t#pragma unroll_loop_end\n\n\t#endif\n\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\n\t}\n\t#pragma unroll_loop_end\n\n\t#endif\n\n\t/*\n\t#if NUM_RECT_AREA_LIGHTS > 0\n\n\t\t// TODO (abelnation): update vAreaShadowCoord with area light info\n\n\t#endif\n\t*/\n\n#endif\n",shadowmask_pars_fragment:"\nfloat getShadowMask() {\n\n\tfloat shadow = 1.0;\n\n\t#ifdef USE_SHADOWMAP\n\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\n\tDirectionalLightShadow directionalLight;\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\n\t}\n\t#pragma unroll_loop_end\n\n\t#endif\n\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\n\tSpotLightShadow spotLight;\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\n\t}\n\t#pragma unroll_loop_end\n\n\t#endif\n\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\n\tPointLightShadow pointLight;\n\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\n\t}\n\t#pragma unroll_loop_end\n\n\t#endif\n\n\t/*\n\t#if NUM_RECT_AREA_LIGHTS > 0\n\n\t\t// TODO (abelnation): update shadow for Area light\n\n\t#endif\n\t*/\n\n\t#endif\n\n\treturn shadow;\n\n}\n",skinbase_vertex:"\n#ifdef USE_SKINNING\n\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\n#endif\n",skinning_pars_vertex:"\n#ifdef USE_SKINNING\n\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\n\t#ifdef BONE_TEXTURE\n\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\n\t\tmat4 getBoneMatrix( const in float i ) {\n\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\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\n\t\t\ty = dy * ( y + 0.5 );\n\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\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\n\t\t\treturn bone;\n\n\t\t}\n\n\t#else\n\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\n\t\tmat4 getBoneMatrix( const in float i ) {\n\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\n\t\t}\n\n\t#endif\n\n#endif\n",skinning_vertex:"\n#ifdef USE_SKINNING\n\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\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\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n\n#endif\n",skinnormal_vertex:"\n#ifdef USE_SKINNING\n\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\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\n\t#ifdef USE_TANGENT\n\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\n\t#endif\n\n#endif\n",specularmap_fragment:"\nfloat specularStrength;\n\n#ifdef USE_SPECULARMAP\n\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n\n#else\n\n\tspecularStrength = 1.0;\n\n#endif\n",specularmap_pars_fragment:"\n#ifdef USE_SPECULARMAP\n\n\tuniform sampler2D specularMap;\n\n#endif\n",tonemapping_fragment:"\n#if defined( TONE_MAPPING )\n\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n\n#endif\n",tonemapping_pars_fragment:"\n#ifndef saturate\n// <common> may have defined saturate() already\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n\nuniform float toneMappingExposure;\n\n// exposure only\nvec3 LinearToneMapping( vec3 color ) {\n\n\treturn toneMappingExposure * color;\n\n}\n\n// source: https://www.cs.utah.edu/~reinhard/cdrom/\nvec3 ReinhardToneMapping( vec3 color ) {\n\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n\n}\n\n// source: http://filmicworlds.com/blog/filmic-tonemapping-operators/\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\n\t// optimized filmic operator by Jim Hejl and Richard Burgess-Dawson\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\n}\n\n// source: https://github.com/selfshadow/ltc_code/blob/master/webgl/shaders/ltc/ltc_blit.fs\nvec3 RRTAndODTFit( vec3 v ) {\n\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n\n}\n\n// this implementation of ACES is modified to accommodate a brighter viewing environment.\n// the scale factor of 1/0.6 is subjective. see discussion in #19621.\n\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\n\t// sRGB => XYZ => D65_2_D60 => AP1 => RRT_SAT\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ), // transposed from source\n\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\n\t// ODT_SAT => XYZ => D60_2_D65 => sRGB\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ), // transposed from source\n\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\n\tcolor *= toneMappingExposure / 0.6;\n\n\tcolor = ACESInputMat * color;\n\n\t// Apply RRT and ODT\n\tcolor = RRTAndODTFit( color );\n\n\tcolor = ACESOutputMat * color;\n\n\t// Clamp to [0, 1]\n\treturn saturate( color );\n\n}\n\nvec3 CustomToneMapping( vec3 color ) { return color; }\n",transmissionmap_fragment:"\n#ifdef USE_TRANSMISSIONMAP\n\n\ttotalTransmission *= texture2D( transmissionMap, vUv ).r;\n\n#endif\n",transmissionmap_pars_fragment:"\n#ifdef USE_TRANSMISSIONMAP\n\n\tuniform sampler2D transmissionMap;\n\n#endif\n",uv_pars_fragment:"\n#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\n\tvarying vec2 vUv;\n\n#endif\n",uv_pars_vertex:"\n#ifdef USE_UV\n\n\t#ifdef UVS_VERTEX_ONLY\n\n\t\tvec2 vUv;\n\n\t#else\n\n\t\tvarying vec2 vUv;\n\n\t#endif\n\n\tuniform mat3 uvTransform;\n\n#endif\n",uv_vertex:"\n#ifdef USE_UV\n\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\n#endif\n",uv2_pars_fragment:"\n#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\n\tvarying vec2 vUv2;\n\n#endif\n",uv2_pars_vertex:"\n#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\n\tuniform mat3 uv2Transform;\n\n#endif\n",uv2_vertex:"\n#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n\n#endif\n",worldpos_vertex:"\n#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\n\t#ifdef USE_INSTANCING\n\n\t\tworldPosition = instanceMatrix * worldPosition;\n\n\t#endif\n\n\tworldPosition = modelMatrix * worldPosition;\n\n#endif\n",background_frag:"\nuniform sampler2D t2D;\n\nvarying vec2 vUv;\n\nvoid main() {\n\n\tvec4 texColor = texture2D( t2D, vUv );\n\n\tgl_FragColor = mapTexelToLinear( texColor );\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\n}\n",background_vert:"\nvarying vec2 vUv;\nuniform mat3 uvTransform;\n\nvoid main() {\n\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n\n}\n",cube_frag:"\n#include <envmap_common_pars_fragment>\nuniform float opacity;\n\nvarying vec3 vWorldDirection;\n\n#include <cube_uv_reflection_fragment>\n\nvoid main() {\n\n\tvec3 vReflect = vWorldDirection;\n\t#include <envmap_fragment>\n\n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\n}\n",cube_vert:"\nvarying vec3 vWorldDirection;\n\n#include <common>\n\nvoid main() {\n\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\n\tgl_Position.z = gl_Position.w; // set z to camera.far\n\n}\n",depth_frag:"\n#if DEPTH_PACKING == 3200\n\n\tuniform float opacity;\n\n#endif\n\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\n\nvarying vec2 vHighPrecisionZW;\n\nvoid main() {\n\n\t#include <clipping_planes_fragment>\n\n\tvec4 diffuseColor = vec4( 1.0 );\n\n\t#if DEPTH_PACKING == 3200\n\n\t\tdiffuseColor.a = opacity;\n\n\t#endif\n\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\n\t#include <logdepthbuf_fragment>\n\n\t// Higher precision equivalent of gl_FragCoord.z. This assumes depthRange has been left to its default values.\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\n\t#if DEPTH_PACKING == 3200\n\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\n\t#elif DEPTH_PACKING == 3201\n\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\n\t#endif\n\n}\n",depth_vert:"\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n\n// This is used for computing an equivalent of gl_FragCoord.z that is as high precision as possible.\n// Some platforms compute gl_FragCoord at a lower precision which makes the manually computed value better for\n// depth-based postprocessing effects. Reproduced on iPad with A10 processor / iPadOS 13.3.1.\nvarying vec2 vHighPrecisionZW;\n\nvoid main() {\n\n\t#include <uv_vertex>\n\n\t#include <skinbase_vertex>\n\n\t#ifdef USE_DISPLACEMENTMAP\n\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\n\t#endif\n\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\n\tvHighPrecisionZW = gl_Position.zw;\n\n}\n",distanceRGBA_frag:"\n#define DISTANCE\n\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <clipping_planes_pars_fragment>\n\nvoid main () {\n\n\t#include <clipping_planes_fragment>\n\n\tvec4 diffuseColor = vec4( 1.0 );\n\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist ); // clamp to [ 0, 1 ]\n\n\tgl_FragColor = packDepthToRGBA( dist );\n\n}\n",distanceRGBA_vert:"\n#define DISTANCE\n\nvarying vec3 vWorldPosition;\n\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\n\nvoid main() {\n\n\t#include <uv_vertex>\n\n\t#include <skinbase_vertex>\n\n\t#ifdef USE_DISPLACEMENTMAP\n\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\n\t#endif\n\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\n\tvWorldPosition = worldPosition.xyz;\n\n}\n",equirect_frag:"\nuniform sampler2D tEquirect;\n\nvarying vec3 vWorldDirection;\n\n#include <common>\n\nvoid main() {\n\n\tvec3 direction = normalize( vWorldDirection );\n\n\tvec2 sampleUV = equirectUv( direction );\n\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\n\tgl_FragColor = mapTexelToLinear( texColor );\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\n}\n",equirect_vert:"\nvarying vec3 vWorldDirection;\n\n#include <common>\n\nvoid main() {\n\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\n}\n",linedashed_frag:"\nuniform vec3 diffuse;\nuniform float opacity;\n\nuniform float dashSize;\nuniform float totalSize;\n\nvarying float vLineDistance;\n\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\n\nvoid main() {\n\n\t#include <clipping_planes_fragment>\n\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\n\t\tdiscard;\n\n\t}\n\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\n\toutgoingLight = diffuseColor.rgb; // simple shader\n\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\n}\n",linedashed_vert:"\nuniform float scale;\nattribute float lineDistance;\n\nvarying float vLineDistance;\n\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n\nvoid main() {\n\n\tvLineDistance = scale * lineDistance;\n\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\n}\n",meshbasic_frag:"\nuniform vec3 diffuse;\nuniform float opacity;\n\n#ifndef FLAT_SHADED\n\n\tvarying vec3 vNormal;\n\n#endif\n\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\n\nvoid main() {\n\n\t#include <clipping_planes_fragment>\n\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\n\t// accumulation (baked indirect lighting only)\n\t#ifdef USE_LIGHTMAP\n\t\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\n\t#else\n\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\n\t#endif\n\n\t// modulation\n\t#include <aomap_fragment>\n\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\n\t#include <envmap_fragment>\n\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n\n}\n",meshbasic_vert:"\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n\nvoid main() {\n\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\n\t#ifdef USE_ENVMAP\n\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\n\t#endif\n\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n\n}\n",meshlambert_frag:"\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n\n\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\n\nvoid main() {\n\n\t#include <clipping_planes_fragment>\n\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\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\n\t// accumulation\n\n\t#ifdef DOUBLE_SIDED\n\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\n\t#else\n\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\n\t#endif\n\n\t#include <lightmap_fragment>\n\n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\n\t#ifdef DOUBLE_SIDED\n\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\n\t#else\n\n\t\treflectedLight.directDiffuse = vLightFront;\n\n\t#endif\n\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\n\t// modulation\n\n\t#include <aomap_fragment>\n\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\n\t#include <envmap_fragment>\n\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}\n",meshlambert_vert:"\n#define LAMBERT\n\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n\nvoid main() {\n\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",meshmatcap_frag:"\n#define MATCAP\n\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\n\nvarying vec3 vViewPosition;\n\n#ifndef FLAT_SHADED\n\n\tvarying vec3 vNormal;\n\n#endif\n\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n\n#include <fog_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\n\nvoid main() {\n\n\t#include <clipping_planes_fragment>\n\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\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; // 0.495 to remove artifacts caused by undersized matcap disks\n\n\t#ifdef USE_MATCAP\n\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\n\t#else\n\n\t\tvec4 matcapColor = vec4( 1.0 );\n\n\t#endif\n\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n\n}\n",meshmatcap_vert:"\n#define MATCAP\n\nvarying vec3 vViewPosition;\n\n#ifndef FLAT_SHADED\n\n\tvarying vec3 vNormal;\n\n#endif\n\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n\nvoid main() {\n\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\n\t#ifndef FLAT_SHADED // Normal computed with derivatives when FLAT_SHADED\n\n\t\tvNormal = normalize( transformedNormal );\n\n\t#endif\n\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\n\tvViewPosition = - mvPosition.xyz;\n\n}\n",meshtoon_frag:"\n#define TOON\n\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\n\nvoid main() {\n\n\t#include <clipping_planes_fragment>\n\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\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\n\t// accumulation\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\n\t// modulation\n\t#include <aomap_fragment>\n\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n\n}\n",meshtoon_vert:"\n#define TOON\n\nvarying vec3 vViewPosition;\n\n#ifndef FLAT_SHADED\n\n\tvarying vec3 vNormal;\n\n#endif\n\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n\nvoid main() {\n\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\n#ifndef FLAT_SHADED // Normal computed with derivatives when FLAT_SHADED\n\n\tvNormal = normalize( transformedNormal );\n\n#endif\n\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\n\tvViewPosition = - mvPosition.xyz;\n\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n\n}\n",meshphong_frag:"\n#define PHONG\n\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\n\nvoid main() {\n\n\t#include <clipping_planes_fragment>\n\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\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\n\t// accumulation\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\n\t// modulation\n\t#include <aomap_fragment>\n\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\n\t#include <envmap_fragment>\n\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n\n}\n",meshphong_vert:"\n#define PHONG\n\nvarying vec3 vViewPosition;\n\n#ifndef FLAT_SHADED\n\n\tvarying vec3 vNormal;\n\n#endif\n\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n\nvoid main() {\n\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\n#ifndef FLAT_SHADED // Normal computed with derivatives when FLAT_SHADED\n\n\tvNormal = normalize( transformedNormal );\n\n#endif\n\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\n\tvViewPosition = - mvPosition.xyz;\n\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n\n}\n",meshphysical_frag:"\n#define STANDARD\n\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSMISSION\n#endif\n\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n\n#ifdef TRANSMISSION\n\tuniform float transmission;\n#endif\n\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\n\nvarying vec3 vViewPosition;\n\n#ifndef FLAT_SHADED\n\n\tvarying vec3 vNormal;\n\n\t#ifdef USE_TANGENT\n\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\n\t#endif\n\n#endif\n\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <transmissionmap_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\n\nvoid main() {\n\n\t#include <clipping_planes_fragment>\n\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\n\t#ifdef TRANSMISSION\n\t\tfloat totalTransmission = transmission;\n\t#endif\n\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <transmissionmap_fragment>\n\n\t// accumulation\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\n\t// modulation\n\t#include <aomap_fragment>\n\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\n\t// this is a stub for the transmission model\n\t#ifdef TRANSMISSION\n\t\tdiffuseColor.a *= saturate( 1. - totalTransmission + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\n\t#endif\n\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n\n}\n",meshphysical_vert:"\n#define STANDARD\n\nvarying vec3 vViewPosition;\n\n#ifndef FLAT_SHADED\n\n\tvarying vec3 vNormal;\n\n\t#ifdef USE_TANGENT\n\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\n\t#endif\n\n#endif\n\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n\nvoid main() {\n\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\n#ifndef FLAT_SHADED // Normal computed with derivatives when FLAT_SHADED\n\n\tvNormal = normalize( transformedNormal );\n\n\t#ifdef USE_TANGENT\n\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\n\t#endif\n\n#endif\n\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\n\tvViewPosition = - mvPosition.xyz;\n\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n\n}\n",normal_frag:"\n#define NORMAL\n\nuniform float opacity;\n\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\n\tvarying vec3 vViewPosition;\n\n#endif\n\n#ifndef FLAT_SHADED\n\n\tvarying vec3 vNormal;\n\n\t#ifdef USE_TANGENT\n\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\n\t#endif\n\n#endif\n\n#include <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\n\nvoid main() {\n\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n\n}\n",normal_vert:"\n#define NORMAL\n\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\n\tvarying vec3 vViewPosition;\n\n#endif\n\n#ifndef FLAT_SHADED\n\n\tvarying vec3 vNormal;\n\n\t#ifdef USE_TANGENT\n\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\n\t#endif\n\n#endif\n\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n\nvoid main() {\n\n\t#include <uv_vertex>\n\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\n#ifndef FLAT_SHADED // Normal computed with derivatives when FLAT_SHADED\n\n\tvNormal = normalize( transformedNormal );\n\n\t#ifdef USE_TANGENT\n\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\n\t#endif\n\n#endif\n\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\n\tvViewPosition = - mvPosition.xyz;\n\n#endif\n\n}\n",points_frag:"\nuniform vec3 diffuse;\nuniform float opacity;\n\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\n\nvoid main() {\n\n\t#include <clipping_planes_fragment>\n\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\n\toutgoingLight = diffuseColor.rgb;\n\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\n}\n",points_vert:"\nuniform float size;\nuniform float scale;\n\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n\nvoid main() {\n\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\n\tgl_PointSize = size;\n\n\t#ifdef USE_SIZEATTENUATION\n\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\n\t#endif\n\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n\n}\n",shadow_frag:"\nuniform vec3 color;\nuniform float opacity;\n\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n\nvoid main() {\n\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\n}\n",shadow_vert:"\n#include <common>\n#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\n\nvoid main() {\n\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n\n}\n",sprite_frag:"\nuniform vec3 diffuse;\nuniform float opacity;\n\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\n\nvoid main() {\n\n\t#include <clipping_planes_fragment>\n\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\n\toutgoingLight = diffuseColor.rgb;\n\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\n}\n",sprite_vert:"\nuniform float rotation;\nuniform vec2 center;\n\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n\nvoid main() {\n\n\t#include <uv_vertex>\n\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\n\t#ifndef USE_SIZEATTENUATION\n\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\n\t#endif\n\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\n\tmvPosition.xy += rotatedPosition;\n\n\tgl_Position = projectionMatrix * mvPosition;\n\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\n}\n"},I=n(19),F={basic:{uniforms:Object(I.c)([g.common,g.specularmap,g.envmap,g.aomap,g.lightmap,g.fog]),vertexShader:D.meshbasic_vert,fragmentShader:D.meshbasic_frag},lambert:{uniforms:Object(I.c)([g.common,g.specularmap,g.envmap,g.aomap,g.lightmap,g.emissivemap,g.fog,g.lights,{emissive:{value:new f.a(0)}}]),vertexShader:D.meshlambert_vert,fragmentShader:D.meshlambert_frag},phong:{uniforms:Object(I.c)([g.common,g.specularmap,g.envmap,g.aomap,g.lightmap,g.emissivemap,g.bumpmap,g.normalmap,g.displacementmap,g.fog,g.lights,{emissive:{value:new f.a(0)},specular:{value:new f.a(1118481)},shininess:{value:30}}]),vertexShader:D.meshphong_vert,fragmentShader:D.meshphong_frag},standard:{uniforms:Object(I.c)([g.common,g.envmap,g.aomap,g.lightmap,g.emissivemap,g.bumpmap,g.normalmap,g.displacementmap,g.roughnessmap,g.metalnessmap,g.fog,g.lights,{emissive:{value:new 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v.a},t2D:{value:null}},vertexShader:D.background_vert,fragmentShader:D.background_frag},cube:{uniforms:Object(I.c)([g.envmap,{opacity:{value:1}}]),vertexShader:D.cube_vert,fragmentShader:D.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:D.equirect_vert,fragmentShader:D.equirect_frag},distanceRGBA:{uniforms:Object(I.c)([g.common,g.displacementmap,{referencePosition:{value:new s.a},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:D.distanceRGBA_vert,fragmentShader:D.distanceRGBA_frag},shadow:{uniforms:Object(I.c)([g.lights,g.fog,{color:{value:new f.a(0)},opacity:{value:1}}]),vertexShader:D.shadow_vert,fragmentShader:D.shadow_frag}};function z(t,e,n,r){var a,o,s=new f.a(0),l=0,c=null,u=0,h=null;function d(t,n){e.buffers.color.setClear(t.r,t.g,t.b,n,r)}return{getClearColor:function(){return s},setClearColor:function(t,e){s.set(t),d(s,l=void 0!==e?e:1)},getClearAlpha:function(){return l},setClearAlpha:function(t){d(s,l=t)},render:function(e,r,p,f){var m=!0===r.isScene?r.background:null,v=t.xr,g=v.getSession&&v.getSession();if(g&&"additive"===g.environmentBlendMode&&(m=null),null===m?d(s,l):m&&m.isColor&&(d(m,1),f=!0),(t.autoClear||f)&&t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil),m&&(m.isCubeTexture||m.isWebGLCubeRenderTarget||m.mapping===i.o)){void 0===o&&((o=new N.a(new P(1,1,1),new O.a({name:"BackgroundCubeMaterial",uniforms:Object(I.b)(F.cube.uniforms),vertexShader:F.cube.vertexShader,fragmentShader:F.cube.fragmentShader,side:i.h,depthTest:!1,depthWrite:!1,fog:!1}))).geometry.deleteAttribute("normal"),o.geometry.deleteAttribute("uv"),o.onBeforeRender=function(t,e,n){this.matrixWorld.copyPosition(n.matrixWorld)},Object.defineProperty(o.material,"envMap",{get:function(){return this.uniforms.envMap.value}}),n.update(o));var y=m.isWebGLCubeRenderTarget?m.texture:m;o.material.uniforms.envMap.value=y,o.material.uniforms.flipEnvMap.value=y.isCubeTexture?-1:1,c===m&&u===y.version&&h===t.toneMapping||(o.material.needsUpdate=!0,c=m,u=y.version,h=t.toneMapping),e.unshift(o,o.geometry,o.material,0,0,null)}else m&&m.isTexture&&(void 0===a&&((a=new N.a(new R.a(2,2),new O.a({name:"BackgroundMaterial",uniforms:Object(I.b)(F.background.uniforms),vertexShader:F.background.vertexShader,fragmentShader:F.background.fragmentShader,side:i.F,depthTest:!1,depthWrite:!1,fog:!1}))).geometry.deleteAttribute("normal"),Object.defineProperty(a.material,"map",{get:function(){return this.uniforms.t2D.value}}),n.update(a)),a.material.uniforms.t2D.value=m,!0===m.matrixAutoUpdate&&m.updateMatrix(),a.material.uniforms.uvTransform.value.copy(m.matrix),c===m&&u===m.version&&h===t.toneMapping||(a.material.needsUpdate=!0,c=m,u=m.version,h=t.toneMapping),e.unshift(a,a.geometry,a.material,0,0,null))}}}function U(t,e,n,i){var r=t.getParameter(t.MAX_VERTEX_ATTRIBS),a=i.isWebGL2?null:e.get("OES_vertex_array_object"),o=i.isWebGL2||null!==a,s={},l=d(null),c=l;function u(e){return i.isWebGL2?t.bindVertexArray(e):a.bindVertexArrayOES(e)}function h(e){return i.isWebGL2?t.deleteVertexArray(e):a.deleteVertexArrayOES(e)}function d(t){for(var e=[],n=[],i=[],a=0;a<r;a++)e[a]=0,n[a]=0,i[a]=0;return{geometry:null,program:null,wireframe:!1,newAttributes:e,enabledAttributes:n,attributeDivisors:i,object:t,attributes:{}}}function p(){for(var t=c.newAttributes,e=0,n=t.length;e<n;e++)t[e]=0}function f(t){m(t,0)}function m(n,r){var a=c.newAttributes,o=c.enabledAttributes,s=c.attributeDivisors;(a[n]=1,0===o[n]&&(t.enableVertexAttribArray(n),o[n]=1),s[n]!==r)&&((i.isWebGL2?t:e.get("ANGLE_instanced_arrays"))[i.isWebGL2?"vertexAttribDivisor":"vertexAttribDivisorANGLE"](n,r),s[n]=r)}function v(){for(var e=c.newAttributes,n=c.enabledAttributes,i=0,r=n.length;i<r;i++)n[i]!==e[i]&&(t.disableVertexAttribArray(i),n[i]=0)}function 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w=!0===l.wireframe;c.geometry===y.id&&c.program===h.id&&c.wireframe===w||(c.geometry=y.id,c.program=h.id,c.wireframe=w,b=!0)}!0===r.isInstancedMesh&&(b=!0),null!==x&&n.update(x,t.ELEMENT_ARRAY_BUFFER),b&&(function(r,a,o,s){if(!1!==i.isWebGL2||!r.isInstancedMesh&&!s.isInstancedBufferGeometry||null!==e.get("ANGLE_instanced_arrays")){p();var l=s.attributes,c=o.getAttributes(),u=a.defaultAttributeValues;for(var h in c){var d=c[h];if(d>=0){var y=l[h];if(void 0!==y){var x=y.normalized,b=y.itemSize,_=n.get(y);if(void 0===_)continue;var w=_.buffer,M=_.type,S=_.bytesPerElement;if(y.isInterleavedBufferAttribute){var E=y.data,T=E.stride,A=y.offset;E&&E.isInstancedInterleavedBuffer?(m(d,E.meshPerAttribute),void 0===s._maxInstanceCount&&(s._maxInstanceCount=E.meshPerAttribute*E.count)):f(d),t.bindBuffer(t.ARRAY_BUFFER,w),g(d,b,M,x,T*S,A*S)}else y.isInstancedBufferAttribute?(m(d,y.meshPerAttribute),void 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r(e){if("highp"===e){if(t.getShaderPrecisionFormat(t.VERTEX_SHADER,t.HIGH_FLOAT).precision>0&&t.getShaderPrecisionFormat(t.FRAGMENT_SHADER,t.HIGH_FLOAT).precision>0)return"highp";e="mediump"}return"mediump"===e&&t.getShaderPrecisionFormat(t.VERTEX_SHADER,t.MEDIUM_FLOAT).precision>0&&t.getShaderPrecisionFormat(t.FRAGMENT_SHADER,t.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}var a="undefined"!=typeof WebGL2RenderingContext&&t instanceof WebGL2RenderingContext||"undefined"!=typeof WebGL2ComputeRenderingContext&&t instanceof WebGL2ComputeRenderingContext,o=void 0!==n.precision?n.precision:"highp",s=r(o);s!==o&&(console.warn("THREE.WebGLRenderer:",o,"not supported, using",s,"instead."),o=s);var l=!0===n.logarithmicDepthBuffer,c=t.getParameter(t.MAX_TEXTURE_IMAGE_UNITS),u=t.getParameter(t.MAX_VERTEX_TEXTURE_IMAGE_UNITS),h=t.getParameter(t.MAX_TEXTURE_SIZE),d=t.getParameter(t.MAX_CUBE_MAP_TEXTURE_SIZE),p=t.getParameter(t.MAX_VERTEX_ATTRIBS),f=t.getParameter(t.MAX_VERTEX_UNIFORM_VECTORS),m=t.getParameter(t.MAX_VARYING_VECTORS),v=t.getParameter(t.MAX_FRAGMENT_UNIFORM_VECTORS),g=u>0,y=a||!!e.get("OES_texture_float");return{isWebGL2:a,getMaxAnisotropy:function(){if(void 0!==i)return i;var n=e.get("EXT_texture_filter_anisotropic");return i=null!==n?t.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT):0},getMaxPrecision:r,precision:o,logarithmicDepthBuffer:l,maxTextures:c,maxVertexTextures:u,maxTextureSize:h,maxCubemapSize:d,maxAttributes:p,maxVertexUniforms:f,maxVaryings:m,maxFragmentUniforms:v,vertexTextures:g,floatFragmentTextures:y,floatVertexTextures:g&&y,maxSamples:a?t.getParameter(t.MAX_SAMPLES):0}}function G(){var t=this,e=null,n=0,i=!1,r=!1,a=new c.a,o=new 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H(t){var e={};return{has:function(n){if(void 0!==e[n])return e[n];var i;switch(n){case"WEBGL_depth_texture":i=t.getExtension("WEBGL_depth_texture")||t.getExtension("MOZ_WEBGL_depth_texture")||t.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=t.getExtension("EXT_texture_filter_anisotropic")||t.getExtension("MOZ_EXT_texture_filter_anisotropic")||t.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=t.getExtension("WEBGL_compressed_texture_s3tc")||t.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=t.getExtension("WEBGL_compressed_texture_pvrtc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=t.getExtension(n)}return e[n]=i,!!i},get:function(t){return this.has(t)||console.warn("THREE.WebGLRenderer: "+t+" extension not 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f(t){var e;return t?t.isTexture?e=t.encoding:t.isWebGLRenderTarget&&(console.warn("THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. 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A=t.getRenderTarget();return{isWebGL2:o,shaderID:S,shaderName:r.type,vertexShader:x,fragmentShader:b,defines:r.defines,isRawShaderMaterial:r.isRawShaderMaterial,isShaderMaterial:r.isShaderMaterial,precision:h,instancing:!0===y.isInstancedMesh,supportsVertexTextures:u,outputEncoding:null!==A?f(A.texture):t.outputEncoding,map:!!r.map,mapEncoding:f(r.map),matcap:!!r.matcap,matcapEncoding:f(r.matcap),envMap:!!M,envMapMode:M&&M.mapping,envMapEncoding:f(M),envMapCubeUV:!!M&&(M.mapping===i.o||M.mapping===i.p),lightMap:!!r.lightMap,lightMapEncoding:f(r.lightMap),aoMap:!!r.aoMap,emissiveMap:!!r.emissiveMap,emissiveMapEncoding:f(r.emissiveMap),bumpMap:!!r.bumpMap,normalMap:!!r.normalMap,objectSpaceNormalMap:r.normalMapType===i.kb,tangentSpaceNormalMap:r.normalMapType===i.Dc,clearcoatMap:!!r.clearcoatMap,clearcoatRoughnessMap:!!r.clearcoatRoughnessMap,clearcoatNormalMap:!!r.clearcoatNormalMap,displacementMap:!!r.displacementMap,roughnessMap:!!r.roughnessMap,metalnessMap:!!r.metalnessMap,specularMap:!!r.specularMap,alphaMap:!!r.alphaMap,gradientMap:!!r.gradientMap,sheen:!!r.sheen,transmissionMap:!!r.transmissionMap,combine:r.combine,vertexTangents:r.normalMap&&r.vertexTangents,vertexColors:r.vertexColors,vertexUvs:!!(r.map||r.bumpMap||r.normalMap||r.specularMap||r.alphaMap||r.emissiveMap||r.roughnessMap||r.metalnessMap||r.clearcoatMap||r.clearcoatRoughnessMap||r.clearcoatNormalMap||r.displacementMap||r.transmissionMap),uvsVertexOnly:!(r.map||r.bumpMap||r.normalMap||r.specularMap||r.alphaMap||r.emissiveMap||r.roughnessMap||r.metalnessMap||r.clearcoatNormalMap||r.transmissionMap||!r.displacementMap),fog:!!_,useFog:r.fog,fogExp2:_&&_.isFogExp2,flatShading:r.flatShading,sizeAttenuation:r.sizeAttenuation,logarithmicDepthBuffer:s,skinning:r.skinning&&E>0,maxBones:E,useVertexTexture:l,morphTargets:r.morphTargets,morphNormals:r.morphNormals,maxMorphTargets:t.maxMorphTargets,maxMorphNormals:t.maxMorphNormals,numDirLights:a.directional.length,numPointLights:a.point.length,numSpotLights:a.spot.length,numRectAreaLights:a.rectArea.length,numHemiLights:a.hemi.length,numDirLightShadows:a.directionalShadowMap.length,numPointLightShadows:a.pointShadowMap.length,numSpotLightShadows:a.spotShadowMap.length,numClippingPlanes:v,numClipIntersection:g,dithering:r.dithering,shadowMapEnabled:t.shadowMap.enabled&&p.length>0,shadowMapType:t.shadowMap.type,toneMapping:r.toneMapped?t.toneMapping:i.hb,physicallyCorrectLights:t.physicallyCorrectLights,premultipliedAlpha:r.premultipliedAlpha,alphaTest:r.alphaTest,doubleSided:r.side===i.x,flipSided:r.side===i.h,depthPacking:void 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t[e.id]=n,n}}),i={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]},r=0;r<9;r++)i.probe.push(new s.a);var a=new s.a,o=new p.a,l=new p.a;return{setup:function(t,r,s){for(var c=0,u=0,h=0,d=0;d<9;d++)i.probe[d].set(0,0,0);var p=0,f=0,m=0,v=0,g=0,y=0,x=0,b=0,_=s.matrixWorldInverse;t.sort(we);for(var w=0,M=t.length;w<M;w++){var S=t[w],E=S.color,T=S.intensity,A=S.distance,L=S.shadow&&S.shadow.map?S.shadow.map.texture:null;if(S.isAmbientLight)c+=E.r*T,u+=E.g*T,h+=E.b*T;else if(S.isLightProbe)for(var C=0;C<9;C++)i.probe[C].addScaledVector(S.sh.coefficients[C],T);else if(S.isDirectionalLight){var P=e.get(S);if(P.color.copy(S.color).multiplyScalar(S.intensity),P.direction.setFromMatrixPosition(S.matrixWorld),a.setFromMatrixPosition(S.target.matrixWorld),P.direction.sub(a),P.direction.transformDirection(_),S.castShadow){var R=S.shadow,O=n.get(S);O.shadowBias=R.bias,O.shadowNormalBias=R.normalBias,O.shadowRadius=R.radius,O.shadowMapSize=R.mapSize,i.directionalShadow[p]=O,i.directionalShadowMap[p]=L,i.directionalShadowMatrix[p]=S.shadow.matrix,y++}i.directional[p]=P,p++}else if(S.isSpotLight){var N=e.get(S);if(N.position.setFromMatrixPosition(S.matrixWorld),N.position.applyMatrix4(_),N.color.copy(E).multiplyScalar(T),N.distance=A,N.direction.setFromMatrixPosition(S.matrixWorld),a.setFromMatrixPosition(S.target.matrixWorld),N.direction.sub(a),N.direction.transformDirection(_),N.coneCos=Math.cos(S.angle),N.penumbraCos=Math.cos(S.angle*(1-S.penumbra)),N.decay=S.decay,S.castShadow){var D=S.shadow,I=n.get(S);I.shadowBias=D.bias,I.shadowNormalBias=D.normalBias,I.shadowRadius=D.radius,I.shadowMapSize=D.mapSize,i.spotShadow[m]=I,i.spotShadowMap[m]=L,i.spotShadowMatrix[m]=S.shadow.matrix,b++}i.spot[m]=N,m++}else if(S.isRectAreaLight){var F=e.get(S);F.color.copy(E).multiplyScalar(T),F.position.setFromMatrixPosition(S.matrixWorld),F.position.applyMatrix4(_),l.identity(),o.copy(S.matrixWorld),o.premultiply(_),l.extractRotation(o),F.halfWidth.set(.5*S.width,0,0),F.halfHeight.set(0,.5*S.height,0),F.halfWidth.applyMatrix4(l),F.halfHeight.applyMatrix4(l),i.rectArea[v]=F,v++}else if(S.isPointLight){var z=e.get(S);if(z.position.setFromMatrixPosition(S.matrixWorld),z.position.applyMatrix4(_),z.color.copy(S.color).multiplyScalar(S.intensity),z.distance=S.distance,z.decay=S.decay,S.castShadow){var U=S.shadow,B=n.get(S);B.shadowBias=U.bias,B.shadowNormalBias=U.normalBias,B.shadowRadius=U.radius,B.shadowMapSize=U.mapSize,B.shadowCameraNear=U.camera.near,B.shadowCameraFar=U.camera.far,i.pointShadow[f]=B,i.pointShadowMap[f]=L,i.pointShadowMatrix[f]=S.shadow.matrix,x++}i.point[f]=z,f++}else if(S.isHemisphereLight){var k=e.get(S);k.direction.setFromMatrixPosition(S.matrixWorld),k.direction.transformDirection(_),k.direction.normalize(),k.skyColor.copy(S.color).multiplyScalar(T),k.groundColor.copy(S.groundColor).multiplyScalar(T),i.hemi[g]=k,g++}}i.ambient[0]=c,i.ambient[1]=u,i.ambient[2]=h;var G=i.hash;G.directionalLength===p&&G.pointLength===f&&G.spotLength===m&&G.rectAreaLength===v&&G.hemiLength===g&&G.numDirectionalShadows===y&&G.numPointShadows===x&&G.numSpotShadows===b||(i.directional.length=p,i.spot.length=m,i.rectArea.length=v,i.point.length=f,i.hemi.length=g,i.directionalShadow.length=y,i.directionalShadowMap.length=y,i.pointShadow.length=x,i.pointShadowMap.length=x,i.spotShadow.length=b,i.spotShadowMap.length=b,i.directionalShadowMatrix.length=y,i.pointShadowMatrix.length=x,i.spotShadowMatrix.length=b,G.directionalLength=p,G.pointLength=f,G.spotLength=m,G.rectAreaLength=v,G.hemiLength=g,G.numDirectionalShadows=y,G.numPointShadows=x,G.numSpotShadows=b,i.version=_e++)},state:i}}function Se(){var t=new Me,e=[],n=[];return{init:function(){e.length=0,n.length=0},state:{lightsArray:e,shadowsArray:n,lights:t},setupLights:function(i){t.setup(e,n,i)},pushLight:function(t){e.push(t)},pushShadow:function(t){n.push(t)}}}function Ee(){var t=new WeakMap;function e(n){var i=n.target;i.removeEventListener("dispose",e),t.delete(i)}return{get:function(n,i){var r;return!1===t.has(n)?(r=new Se,t.set(n,new WeakMap),t.get(n).set(i,r),n.addEventListener("dispose",e)):!1===t.get(n).has(i)?(r=new Se,t.get(n).set(i,r)):r=t.get(n).get(i),r},dispose:function(){t=new WeakMap}}}var Te=n(31);function Ae(t,e,n){this.width=t,this.height=e,this.scissor=new y.a(0,0,t,e),this.scissorTest=!1,this.viewport=new y.a(0,0,t,e),n=n||{},this.texture=new a.a(void 0,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.encoding),this.texture.image={},this.texture.image.width=t,this.texture.image.height=e,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:i.P,this.depthBuffer=void 0===n.depthBuffer||n.depthBuffer,this.stencilBuffer=void 0===n.stencilBuffer||n.stencilBuffer,this.depthTexture=void 0!==n.depthTexture?n.depthTexture:null}Ae.prototype=Object.assign(Object.create(Te.a.prototype),{constructor:Ae,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"})}});var Le=n(28);function Ce(t){Le.a.call(this),this.type="MeshDepthMaterial",this.depthPacking=i.i,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(t)}function Pe(t){Le.a.call(this),this.type="MeshDistanceMaterial",this.referencePosition=new s.a,this.nearDistance=1,this.farDistance=1e3,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(t)}Ce.prototype=Object.create(Le.a.prototype),Ce.prototype.constructor=Ce,Ce.prototype.isMeshDepthMaterial=!0,Ce.prototype.copy=function(t){return Le.a.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},Pe.prototype=Object.create(Le.a.prototype),Pe.prototype.constructor=Pe,Pe.prototype.isMeshDistanceMaterial=!0,Pe.prototype.copy=function(t){return Le.a.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};var Re="\nuniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n\n#include <packing>\n\nvoid main() {\n\n  float mean = 0.0;\n  float squared_mean = 0.0;\n\n\t// This seems totally useless but it's a crazy work around for a Adreno compiler bug\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy  ) / resolution ) );\n\n  for ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n\n    #ifdef HORIZONAL_PASS\n\n      vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n      mean += distribution.x;\n      squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\n    #else\n\n      float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0,  i )  * radius ) / resolution ) );\n      mean += depth;\n      squared_mean += depth * depth;\n\n    #endif\n\n  }\n\n  mean = mean * HALF_SAMPLE_RATE;\n  squared_mean = squared_mean * HALF_SAMPLE_RATE;\n\n  float std_dev = sqrt( squared_mean - mean * mean );\n\n  gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n\n}\n",Oe="\nvoid main() {\n\n\tgl_Position = vec4( position, 1.0 );\n\n}\n";function Ne(t,e,n){var r=new d,a=new m.a,o=new m.a,s=new y.a,l=[],c=[],u={},h={0:i.h,1:i.F,2:i.x},p=new O.a({defines:{SAMPLE_RATE:.25,HALF_SAMPLE_RATE:1/8},uniforms:{shadow_pass:{value:null},resolution:{value:new m.a},radius:{value:4}},vertexShader:Oe,fragmentShader:Re}),f=p.clone();f.defines.HORIZONAL_PASS=1;var v=new _.a;v.setAttribute("position",new w.a(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));var g=new N.a(v,p),x=this;function b(n,i){var r=e.update(g);p.uniforms.shadow_pass.value=n.map.texture,p.uniforms.resolution.value=n.mapSize,p.uniforms.radius.value=n.radius,t.setRenderTarget(n.mapPass),t.clear(),t.renderBufferDirect(i,null,r,p,g,null),f.uniforms.shadow_pass.value=n.mapPass.texture,f.uniforms.resolution.value=n.mapSize,f.uniforms.radius.value=n.radius,t.setRenderTarget(n.map),t.clear(),t.renderBufferDirect(i,null,r,f,g,null)}function M(t,e,n){var r=t<<0|e<<1|n<<2,a=l[r];return void 0===a&&(a=new Ce({depthPacking:i.sb,morphTargets:t,skinning:e}),l[r]=a),a}function S(t,e,n){var i=t<<0|e<<1|n<<2,r=c[i];return void 0===r&&(r=new Pe({morphTargets:t,skinning:e}),c[i]=r),r}function E(e,n,r,a,o,s,l){var c=null,d=M,p=e.customDepthMaterial;if(!0===a.isPointLight&&(d=S,p=e.customDistanceMaterial),void 0===p){var f=!1;!0===r.morphTargets&&(f=n.morphAttributes&&n.morphAttributes.position&&n.morphAttributes.position.length>0);var m=!1;!0===e.isSkinnedMesh&&(!0===r.skinning?m=!0:console.warn("THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:",e)),c=d(f,m,!0===e.isInstancedMesh)}else c=p;if(t.localClippingEnabled&&!0===r.clipShadows&&0!==r.clippingPlanes.length){var v=c.uuid,g=r.uuid,y=u[v];void 0===y&&(y={},u[v]=y);var x=y[g];void 0===x&&(x=c.clone(),y[g]=x),c=x}return c.visible=r.visible,c.wireframe=r.wireframe,l===i.Mc?c.side=null!==r.shadowSide?r.shadowSide:r.side:c.side=null!==r.shadowSide?r.shadowSide:h[r.side],c.clipShadows=r.clipShadows,c.clippingPlanes=r.clippingPlanes,c.clipIntersection=r.clipIntersection,c.wireframeLinewidth=r.wireframeLinewidth,c.linewidth=r.linewidth,!0===a.isPointLight&&!0===c.isMeshDistanceMaterial&&(c.referencePosition.setFromMatrixPosition(a.matrixWorld),c.nearDistance=o,c.farDistance=s),c}function T(n,a,o,s,l){if(!1!==n.visible){if(n.layers.test(a.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&l===i.Mc)&&(!n.frustumCulled||r.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(o.matrixWorldInverse,n.matrixWorld);var c=e.update(n),u=n.material;if(Array.isArray(u))for(var h=c.groups,d=0,p=h.length;d<p;d++){var f=h[d],m=u[f.materialIndex];if(m&&m.visible){var v=E(n,c,m,s,o.near,o.far,l);t.renderBufferDirect(o,null,c,v,n,f)}}else if(u.visible){var g=E(n,c,u,s,o.near,o.far,l);t.renderBufferDirect(o,null,c,g,n,null)}}for(var y=n.children,x=0,b=y.length;x<b;x++)T(y[x],a,o,s,l)}}this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=i.qb,this.render=function(e,l,c){if(!1!==x.enabled&&(!1!==x.autoUpdate||!1!==x.needsUpdate)&&0!==e.length){var u=t.getRenderTarget(),h=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.state;p.setBlending(i.gb),p.buffers.color.setClear(1,1,1,1),p.buffers.depth.setTest(!0),p.setScissorTest(!1);for(var f=0,m=e.length;f<m;f++){var v=e[f],g=v.shadow;if(!1!==g.autoUpdate||!1!==g.needsUpdate)if(void 0!==g){a.copy(g.mapSize);var y=g.getFrameExtents();if(a.multiply(y),o.copy(g.mapSize),(a.x>n||a.y>n)&&(a.x>n&&(o.x=Math.floor(n/y.x),a.x=o.x*y.x,g.mapSize.x=o.x),a.y>n&&(o.y=Math.floor(n/y.y),a.y=o.y*y.y,g.mapSize.y=o.y)),null===g.map&&!g.isPointLightShadow&&this.type===i.Mc){var _={minFilter:i.P,magFilter:i.P,format:i.tb,stencilBuffer:!1};g.map=new Ae(a.x,a.y,_),g.map.texture.name=v.name+".shadowMap",g.mapPass=new Ae(a.x,a.y,_),g.camera.updateProjectionMatrix()}if(null===g.map){var w={minFilter:i.cb,magFilter:i.cb,format:i.tb,stencilBuffer:!1};g.map=new Ae(a.x,a.y,w),g.map.texture.name=v.name+".shadowMap",g.camera.updateProjectionMatrix()}t.setRenderTarget(g.map),t.clear();for(var M=g.getViewportCount(),S=0;S<M;S++){var E=g.getViewport(S);s.set(o.x*E.x,o.y*E.y,o.x*E.z,o.y*E.w),p.viewport(s),g.updateMatrices(v,S),r=g.getFrustum(),T(l,c,g.camera,v,this.type)}g.isPointLightShadow||this.type!==i.Mc||b(g,c),g.needsUpdate=!1}else console.warn("THREE.WebGLShadowMap:",v,"has no shadow.")}x.needsUpdate=!1,t.setRenderTarget(u,h,d)}}}function De(t,e,n){return e in t?Object.defineProperty(t,e,{value:n,enumerable:!0,configurable:!0,writable:!0}):t[e]=n,t}function Ie(t,e,n){var r,a,o=n.isWebGL2;var s=new function(){var e=!1,n=new y.a,i=null,r=new y.a(0,0,0,0);return{setMask:function(n){i===n||e||(t.colorMask(n,n,n,n),i=n)},setLocked:function(t){e=t},setClear:function(e,i,a,o,s){!0===s&&(e*=o,i*=o,a*=o),n.set(e,i,a,o),!1===r.equals(n)&&(t.clearColor(e,i,a,o),r.copy(n))},reset:function(){e=!1,i=null,r.set(-1,0,0,0)}}},l=new function(){var e=!1,n=null,r=null,a=null;return{setTest:function(e){e?z(t.DEPTH_TEST):U(t.DEPTH_TEST)},setMask:function(i){n===i||e||(t.depthMask(i),n=i)},setFunc:function(e){if(r!==e){if(e)switch(e){case i.fb:t.depthFunc(t.NEVER);break;case i.f:t.depthFunc(t.ALWAYS);break;case i.M:t.depthFunc(t.LESS);break;case i.N:t.depthFunc(t.LEQUAL);break;case i.A:t.depthFunc(t.EQUAL);break;case i.I:t.depthFunc(t.GEQUAL);break;case i.H:t.depthFunc(t.GREATER);break;case i.jb:t.depthFunc(t.NOTEQUAL);break;default:t.depthFunc(t.LEQUAL)}else t.depthFunc(t.LEQUAL);r=e}},setLocked:function(t){e=t},setClear:function(e){a!==e&&(t.clearDepth(e),a=e)},reset:function(){e=!1,n=null,r=null,a=null}}},c=new function(){var e=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null;return{setTest:function(n){e||(n?z(t.STENCIL_TEST):U(t.STENCIL_TEST))},setMask:function(i){n===i||e||(t.stencilMask(i),n=i)},setFunc:function(e,n,o){i===e&&r===n&&a===o||(t.stencilFunc(e,n,o),i=e,r=n,a=o)},setOp:function(e,n,i){o===e&&s===n&&l===i||(t.stencilOp(e,n,i),o=e,s=n,l=i)},setLocked:function(t){e=t},setClear:function(e){c!==e&&(t.clearStencil(e),c=e)},reset:function(){e=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null}}},u={},h=null,d=null,p=null,f=null,m=null,v=null,g=null,x=null,b=null,_=!1,w=null,M=null,S=null,E=null,T=null,A=t.getParameter(t.MAX_COMBINED_TEXTURE_IMAGE_UNITS),L=!1,C=0,P=t.getParameter(t.VERSION);-1!==P.indexOf("WebGL")?(C=parseFloat(/^WebGL\ ([0-9])/.exec(P)[1]),L=C>=1):-1!==P.indexOf("OpenGL ES")&&(C=parseFloat(/^OpenGL\ ES\ ([0-9])/.exec(P)[1]),L=C>=2);var R=null,O={},N=new y.a,D=new y.a;function I(e,n,i){var r=new Uint8Array(4),a=t.createTexture();t.bindTexture(e,a),t.texParameteri(e,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(e,t.TEXTURE_MAG_FILTER,t.NEAREST);for(var o=0;o<i;o++)t.texImage2D(n+o,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,r);return a}var F={};function z(e){!0!==u[e]&&(t.enable(e),u[e]=!0)}function U(e){!1!==u[e]&&(t.disable(e),u[e]=!1)}F[t.TEXTURE_2D]=I(t.TEXTURE_2D,t.TEXTURE_2D,1),F[t.TEXTURE_CUBE_MAP]=I(t.TEXTURE_CUBE_MAP,t.TEXTURE_CUBE_MAP_POSITIVE_X,6),s.setClear(0,0,0,1),l.setClear(1),c.setClear(0),z(t.DEPTH_TEST),l.setFunc(i.N),j(!1),V(i.q),z(t.CULL_FACE),H(i.gb);var B=(De(r={},i.b,t.FUNC_ADD),De(r,i.Bc,t.FUNC_SUBTRACT),De(r,i.hc,t.FUNC_REVERSE_SUBTRACT),r);if(o)B[i.X]=t.MIN,B[i.W]=t.MAX;else{var k=e.get("EXT_blend_minmax");null!==k&&(B[i.X]=k.MIN_EXT,B[i.W]=k.MAX_EXT)}var G=(De(a={},i.Nc,t.ZERO),De(a,i.lb,t.ONE),De(a,i.zc,t.SRC_COLOR),De(a,i.xc,t.SRC_ALPHA),De(a,i.yc,t.SRC_ALPHA_SATURATE),De(a,i.z,t.DST_COLOR),De(a,i.y,t.DST_ALPHA),De(a,i.pb,t.ONE_MINUS_SRC_COLOR),De(a,i.ob,t.ONE_MINUS_SRC_ALPHA),De(a,i.nb,t.ONE_MINUS_DST_COLOR),De(a,i.mb,t.ONE_MINUS_DST_ALPHA),a);function H(e,n,r,a,o,s,l,c){if(e!==i.gb){if(d||(z(t.BLEND),d=!0),e===i.t)o=o||n,s=s||r,l=l||a,n===f&&o===g||(t.blendEquationSeparate(B[n],B[o]),f=n,g=o),r===m&&a===v&&s===x&&l===b||(t.blendFuncSeparate(G[r],G[a],G[s],G[l]),m=r,v=a,x=s,b=l),p=e,_=null;else if(e!==p||c!==_){if(f===i.b&&g===i.b||(t.blendEquation(t.FUNC_ADD),f=i.b,g=i.b),c)switch(e){case i.ib:t.blendFuncSeparate(t.ONE,t.ONE_MINUS_SRC_ALPHA,t.ONE,t.ONE_MINUS_SRC_ALPHA);break;case i.d:t.blendFunc(t.ONE,t.ONE);break;case i.Cc:t.blendFuncSeparate(t.ZERO,t.ZERO,t.ONE_MINUS_SRC_COLOR,t.ONE_MINUS_SRC_ALPHA);break;case i.ab:t.blendFuncSeparate(t.ZERO,t.SRC_COLOR,t.ZERO,t.SRC_ALPHA);break;default:console.error("THREE.WebGLState: Invalid blending: ",e)}else switch(e){case i.ib:t.blendFuncSeparate(t.SRC_ALPHA,t.ONE_MINUS_SRC_ALPHA,t.ONE,t.ONE_MINUS_SRC_ALPHA);break;case i.d:t.blendFunc(t.SRC_ALPHA,t.ONE);break;case i.Cc:t.blendFunc(t.ZERO,t.ONE_MINUS_SRC_COLOR);break;case i.ab:t.blendFunc(t.ZERO,t.SRC_COLOR);break;default:console.error("THREE.WebGLState: Invalid blending: ",e)}m=null,v=null,x=null,b=null,p=e,_=c}}else d&&(U(t.BLEND),d=!1)}function j(e){w!==e&&(e?t.frontFace(t.CW):t.frontFace(t.CCW),w=e)}function V(e){e!==i.s?(z(t.CULL_FACE),e!==M&&(e===i.q?t.cullFace(t.BACK):e===i.r?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):U(t.CULL_FACE),M=e}function W(e,n,i){e?(z(t.POLYGON_OFFSET_FILL),E===n&&T===i||(t.polygonOffset(n,i),E=n,T=i)):U(t.POLYGON_OFFSET_FILL)}function q(e){void 0===e&&(e=t.TEXTURE0+A-1),R!==e&&(t.activeTexture(e),R=e)}return{buffers:{color:s,depth:l,stencil:c},enable:z,disable:U,useProgram:function(e){return h!==e&&(t.useProgram(e),h=e,!0)},setBlending:H,setMaterial:function(e,n){e.side===i.x?U(t.CULL_FACE):z(t.CULL_FACE);var r=e.side===i.h;n&&(r=!r),j(r),e.blending===i.ib&&!1===e.transparent?H(i.gb):H(e.blending,e.blendEquation,e.blendSrc,e.blendDst,e.blendEquationAlpha,e.blendSrcAlpha,e.blendDstAlpha,e.premultipliedAlpha),l.setFunc(e.depthFunc),l.setTest(e.depthTest),l.setMask(e.depthWrite),s.setMask(e.colorWrite);var a=e.stencilWrite;c.setTest(a),a&&(c.setMask(e.stencilWriteMask),c.setFunc(e.stencilFunc,e.stencilRef,e.stencilFuncMask),c.setOp(e.stencilFail,e.stencilZFail,e.stencilZPass)),W(e.polygonOffset,e.polygonOffsetFactor,e.polygonOffsetUnits)},setFlipSided:j,setCullFace:V,setLineWidth:function(e){e!==S&&(L&&t.lineWidth(e),S=e)},setPolygonOffset:W,setScissorTest:function(e){e?z(t.SCISSOR_TEST):U(t.SCISSOR_TEST)},activeTexture:q,bindTexture:function(e,n){null===R&&q();var i=O[R];void 0===i&&(i={type:void 0,texture:void 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c,u,h,d=o.isWebGL2,p=o.maxTextures,f=o.maxCubemapSize,m=o.maxTextureSize,v=o.maxSamples,g=new WeakMap,y=!1;try{y="undefined"!=typeof OffscreenCanvas&&null!==new OffscreenCanvas(1,1).getContext("2d")}catch(t){}function x(t,e){return y?new OffscreenCanvas(t,e):document.createElementNS("http://www.w3.org/1999/xhtml","canvas")}function b(t,e,n,i){var a=1;if((t.width>i||t.height>i)&&(a=i/Math.max(t.width,t.height)),a<1||!0===e){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){var o=e?r.a.floorPowerOfTwo:Math.floor,s=o(a*t.width),l=o(a*t.height);void 0===h&&(h=x(s,l));var c=n?x(s,l):h;return c.width=s,c.height=l,c.getContext("2d").drawImage(t,0,0,s,l),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+t.width+"x"+t.height+") to ("+s+"x"+l+")."),c}return"data"in t&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+t.width+"x"+t.height+")."),t}return t}function _(t){return r.a.isPowerOfTwo(t.width)&&r.a.isPowerOfTwo(t.height)}function w(t,e){return t.generateMipmaps&&e&&t.minFilter!==i.cb&&t.minFilter!==i.P}function M(e,n,i,r){t.generateMipmap(e),a.get(n).__maxMipLevel=Math.log(Math.max(i,r))*Math.LOG2E}function S(n,i,r){if(!1===d)return i;if(null!==n){if(void 0!==t[n])return t[n];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+n+"'")}var a=i;return i===t.RED&&(r===t.FLOAT&&(a=t.R32F),r===t.HALF_FLOAT&&(a=t.R16F),r===t.UNSIGNED_BYTE&&(a=t.R8)),i===t.RGB&&(r===t.FLOAT&&(a=t.RGB32F),r===t.HALF_FLOAT&&(a=t.RGB16F),r===t.UNSIGNED_BYTE&&(a=t.RGB8)),i===t.RGBA&&(r===t.FLOAT&&(a=t.RGBA32F),r===t.HALF_FLOAT&&(a=t.RGBA16F),r===t.UNSIGNED_BYTE&&(a=t.RGBA8)),a!==t.R16F&&a!==t.R32F&&a!==t.RGBA16F&&a!==t.RGBA32F||e.get("EXT_color_buffer_float"),a}function E(e){return e===i.cb||e===i.eb||e===i.db?t.NEAREST:t.LINEAR}function T(e){var n=e.target;n.removeEventListener("dispose",T),function(e){var n=a.get(e);if(void 0===n.__webglInit)return;t.deleteTexture(n.__webglTexture),a.remove(e)}(n),n.isVideoTexture&&g.delete(n),l.memory.textures--}function A(e){var n=e.target;n.removeEventListener("dispose",A),function(e){var n=a.get(e),i=a.get(e.texture);if(!e)return;void 0!==i.__webglTexture&&t.deleteTexture(i.__webglTexture);e.depthTexture&&e.depthTexture.dispose();if(e.isWebGLCubeRenderTarget)for(var r=0;r<6;r++)t.deleteFramebuffer(n.__webglFramebuffer[r]),n.__webglDepthbuffer&&t.deleteRenderbuffer(n.__webglDepthbuffer[r]);else t.deleteFramebuffer(n.__webglFramebuffer),n.__webglDepthbuffer&&t.deleteRenderbuffer(n.__webglDepthbuffer),n.__webglMultisampledFramebuffer&&t.deleteFramebuffer(n.__webglMultisampledFramebuffer),n.__webglColorRenderbuffer&&t.deleteRenderbuffer(n.__webglColorRenderbuffer),n.__webglDepthRenderbuffer&&t.deleteRenderbuffer(n.__webglDepthRenderbuffer);a.remove(e.texture),a.remove(e)}(n),l.memory.textures--}var L=0;function C(e,i){var r=a.get(e);if(e.isVideoTexture&&function(t){var e=l.render.frame;g.get(t)!==e&&(g.set(t,e),t.update())}(e),e.version>0&&r.__version!==e.version){var o=e.image;if(void 0===o)console.warn("THREE.WebGLRenderer: Texture marked for update but image is undefined");else{if(!1!==o.complete)return void F(r,e,i);console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete")}}n.activeTexture(t.TEXTURE0+i),n.bindTexture(t.TEXTURE_2D,r.__webglTexture)}function P(e,r){if(6===e.image.length){var o=a.get(e);if(e.version>0&&o.__version!==e.version){I(o,e),n.activeTexture(t.TEXTURE0+r),n.bindTexture(t.TEXTURE_CUBE_MAP,o.__webglTexture),t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,e.flipY);for(var l=e&&(e.isCompressedTexture||e.image[0].isCompressedTexture),c=e.image[0]&&e.image[0].isDataTexture,u=[],h=0;h<6;h++)u[h]=l||c?c?e.image[h].image:e.image[h]:b(e.image[h],!1,!0,f);var p,m=u[0],v=_(m)||d,g=s.convert(e.format),y=s.convert(e.type),x=S(e.internalFormat,g,y);if(D(t.TEXTURE_CUBE_MAP,e,v),l){for(var E=0;E<6;E++){p=u[E].mipmaps;for(var T=0;T<p.length;T++){var A=p[T];e.format!==i.tb&&e.format!==i.Sb?null!==g?n.compressedTexImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+E,T,x,A.width,A.height,0,A.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+E,T,x,A.width,A.height,0,g,y,A.data)}}o.__maxMipLevel=p.length-1}else{p=e.mipmaps;for(var L=0;L<6;L++)if(c){n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+L,0,x,u[L].width,u[L].height,0,g,y,u[L].data);for(var C=0;C<p.length;C++){var P=p[C].image[L].image;n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+L,C+1,x,P.width,P.height,0,g,y,P.data)}}else{n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+L,0,x,g,y,u[L]);for(var R=0;R<p.length;R++){var O=p[R];n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+L,R+1,x,g,y,O.image[L])}}o.__maxMipLevel=p.length}w(e,v)&&M(t.TEXTURE_CUBE_MAP,e,m.width,m.height),o.__version=e.version,e.onUpdate&&e.onUpdate(e)}else n.activeTexture(t.TEXTURE0+r),n.bindTexture(t.TEXTURE_CUBE_MAP,o.__webglTexture)}}function R(e,i){n.activeTexture(t.TEXTURE0+i),n.bindTexture(t.TEXTURE_CUBE_MAP,a.get(e).__webglTexture)}var O=(Fe(c={},i.gc,t.REPEAT),Fe(c,i.l,t.CLAMP_TO_EDGE),Fe(c,i.Y,t.MIRRORED_REPEAT),c),N=(Fe(u={},i.cb,t.NEAREST),Fe(u,i.eb,t.NEAREST_MIPMAP_NEAREST),Fe(u,i.db,t.NEAREST_MIPMAP_LINEAR),Fe(u,i.P,t.LINEAR),Fe(u,i.R,t.LINEAR_MIPMAP_NEAREST),Fe(u,i.Q,t.LINEAR_MIPMAP_LINEAR),u);function D(n,r,s){s?(t.texParameteri(n,t.TEXTURE_WRAP_S,O[r.wrapS]),t.texParameteri(n,t.TEXTURE_WRAP_T,O[r.wrapT]),n!==t.TEXTURE_3D&&n!==t.TEXTURE_2D_ARRAY||t.texParameteri(n,t.TEXTURE_WRAP_R,O[r.wrapR]),t.texParameteri(n,t.TEXTURE_MAG_FILTER,N[r.magFilter]),t.texParameteri(n,t.TEXTURE_MIN_FILTER,N[r.minFilter])):(t.texParameteri(n,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(n,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),n!==t.TEXTURE_3D&&n!==t.TEXTURE_2D_ARRAY||t.texParameteri(n,t.TEXTURE_WRAP_R,t.CLAMP_TO_EDGE),r.wrapS===i.l&&r.wrapT===i.l||console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping."),t.texParameteri(n,t.TEXTURE_MAG_FILTER,E(r.magFilter)),t.texParameteri(n,t.TEXTURE_MIN_FILTER,E(r.minFilter)),r.minFilter!==i.cb&&r.minFilter!==i.P&&console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter."));var l=e.get("EXT_texture_filter_anisotropic");if(l){if(r.type===i.E&&null===e.get("OES_texture_float_linear"))return;if(r.type===i.J&&null===(d||e.get("OES_texture_half_float_linear")))return;(r.anisotropy>1||a.get(r).__currentAnisotropy)&&(t.texParameterf(n,l.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(r.anisotropy,o.getMaxAnisotropy())),a.get(r).__currentAnisotropy=r.anisotropy)}}function I(e,n){void 0===e.__webglInit&&(e.__webglInit=!0,n.addEventListener("dispose",T),e.__webglTexture=t.createTexture(),l.memory.textures++)}function F(e,r,a){var o=t.TEXTURE_2D;r.isDataTexture2DArray&&(o=t.TEXTURE_2D_ARRAY),r.isDataTexture3D&&(o=t.TEXTURE_3D),I(e,r),n.activeTexture(t.TEXTURE0+a),n.bindTexture(o,e.__webglTexture),t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,r.flipY),t.pixelStorei(t.UNPACK_PREMULTIPLY_ALPHA_WEBGL,r.premultiplyAlpha),t.pixelStorei(t.UNPACK_ALIGNMENT,r.unpackAlignment);var l,c=function(t){return!d&&(t.wrapS!==i.l||t.wrapT!==i.l||t.minFilter!==i.cb&&t.minFilter!==i.P)}(r)&&!1===_(r.image),u=b(r.image,c,!1,m),h=_(u)||d,p=s.convert(r.format),f=s.convert(r.type),v=S(r.internalFormat,p,f);D(o,r,h);var g=r.mipmaps;if(r.isDepthTexture)v=t.DEPTH_COMPONENT,d?v=r.type===i.E?t.DEPTH_COMPONENT32F:r.type===i.Hc?t.DEPTH_COMPONENT24:r.type===i.Gc?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT16:r.type===i.E&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),r.format===i.v&&v===t.DEPTH_COMPONENT&&r.type!==i.Lc&&r.type!==i.Hc&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),r.type=i.Lc,f=s.convert(r.type)),r.format===i.w&&v===t.DEPTH_COMPONENT&&(v=t.DEPTH_STENCIL,r.type!==i.Gc&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),r.type=i.Gc,f=s.convert(r.type))),n.texImage2D(t.TEXTURE_2D,0,v,u.width,u.height,0,p,f,null);else if(r.isDataTexture)if(g.length>0&&h){for(var y=0,x=g.length;y<x;y++)l=g[y],n.texImage2D(t.TEXTURE_2D,y,v,l.width,l.height,0,p,f,l.data);r.generateMipmaps=!1,e.__maxMipLevel=g.length-1}else n.texImage2D(t.TEXTURE_2D,0,v,u.width,u.height,0,p,f,u.data),e.__maxMipLevel=0;else if(r.isCompressedTexture){for(var E=0,T=g.length;E<T;E++)l=g[E],r.format!==i.tb&&r.format!==i.Sb?null!==p?n.compressedTexImage2D(t.TEXTURE_2D,E,v,l.width,l.height,0,l.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):n.texImage2D(t.TEXTURE_2D,E,v,l.width,l.height,0,p,f,l.data);e.__maxMipLevel=g.length-1}else if(r.isDataTexture2DArray)n.texImage3D(t.TEXTURE_2D_ARRAY,0,v,u.width,u.height,u.depth,0,p,f,u.data),e.__maxMipLevel=0;else if(r.isDataTexture3D)n.texImage3D(t.TEXTURE_3D,0,v,u.width,u.height,u.depth,0,p,f,u.data),e.__maxMipLevel=0;else if(g.length>0&&h){for(var A=0,L=g.length;A<L;A++)l=g[A],n.texImage2D(t.TEXTURE_2D,A,v,p,f,l);r.generateMipmaps=!1,e.__maxMipLevel=g.length-1}else n.texImage2D(t.TEXTURE_2D,0,v,p,f,u),e.__maxMipLevel=0;w(r,h)&&M(o,r,u.width,u.height),e.__version=r.version,r.onUpdate&&r.onUpdate(r)}function z(e,i,r,o){var l=s.convert(i.texture.format),c=s.convert(i.texture.type),u=S(i.texture.internalFormat,l,c);n.texImage2D(o,0,u,i.width,i.height,0,l,c,null),t.bindFramebuffer(t.FRAMEBUFFER,e),t.framebufferTexture2D(t.FRAMEBUFFER,r,o,a.get(i.texture).__webglTexture,0),t.bindFramebuffer(t.FRAMEBUFFER,null)}function U(e,n,r){if(t.bindRenderbuffer(t.RENDERBUFFER,e),n.depthBuffer&&!n.stencilBuffer){var a=t.DEPTH_COMPONENT16;if(r){var o=n.depthTexture;o&&o.isDepthTexture&&(o.type===i.E?a=t.DEPTH_COMPONENT32F:o.type===i.Hc&&(a=t.DEPTH_COMPONENT24));var l=k(n);t.renderbufferStorageMultisample(t.RENDERBUFFER,l,a,n.width,n.height)}else t.renderbufferStorage(t.RENDERBUFFER,a,n.width,n.height);t.framebufferRenderbuffer(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.RENDERBUFFER,e)}else if(n.depthBuffer&&n.stencilBuffer){if(r){var c=k(n);t.renderbufferStorageMultisample(t.RENDERBUFFER,c,t.DEPTH24_STENCIL8,n.width,n.height)}else t.renderbufferStorage(t.RENDERBUFFER,t.DEPTH_STENCIL,n.width,n.height);t.framebufferRenderbuffer(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.RENDERBUFFER,e)}else{var u=s.convert(n.texture.format),h=s.convert(n.texture.type),d=S(n.texture.internalFormat,u,h);if(r){var p=k(n);t.renderbufferStorageMultisample(t.RENDERBUFFER,p,d,n.width,n.height)}else t.renderbufferStorage(t.RENDERBUFFER,d,n.width,n.height)}t.bindRenderbuffer(t.RENDERBUFFER,null)}function B(e){var n=a.get(e),r=!0===e.isWebGLCubeRenderTarget;if(e.depthTexture){if(r)throw new Error("target.depthTexture not supported in Cube render targets");!function(e,n){if(n&&n.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(t.bindFramebuffer(t.FRAMEBUFFER,e),!n.depthTexture||!n.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");a.get(n.depthTexture).__webglTexture&&n.depthTexture.image.width===n.width&&n.depthTexture.image.height===n.height||(n.depthTexture.image.width=n.width,n.depthTexture.image.height=n.height,n.depthTexture.needsUpdate=!0),C(n.depthTexture,0);var r=a.get(n.depthTexture).__webglTexture;if(n.depthTexture.format===i.v)t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.TEXTURE_2D,r,0);else{if(n.depthTexture.format!==i.w)throw new Error("Unknown depthTexture format");t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.TEXTURE_2D,r,0)}}(n.__webglFramebuffer,e)}else if(r){n.__webglDepthbuffer=[];for(var o=0;o<6;o++)t.bindFramebuffer(t.FRAMEBUFFER,n.__webglFramebuffer[o]),n.__webglDepthbuffer[o]=t.createRenderbuffer(),U(n.__webglDepthbuffer[o],e,!1)}else t.bindFramebuffer(t.FRAMEBUFFER,n.__webglFramebuffer),n.__webglDepthbuffer=t.createRenderbuffer(),U(n.__webglDepthbuffer,e,!1);t.bindFramebuffer(t.FRAMEBUFFER,null)}function k(t){return d&&t.isWebGLMultisampleRenderTarget?Math.min(v,t.samples):0}var G=!1,H=!1;this.allocateTextureUnit=function(){var t=L;return t>=p&&console.warn("THREE.WebGLTextures: Trying to use "+t+" texture units while this GPU supports only "+p),L+=1,t},this.resetTextureUnits=function(){L=0},this.setTexture2D=C,this.setTexture2DArray=function(e,i){var r=a.get(e);e.version>0&&r.__version!==e.version?F(r,e,i):(n.activeTexture(t.TEXTURE0+i),n.bindTexture(t.TEXTURE_2D_ARRAY,r.__webglTexture))},this.setTexture3D=function(e,i){var r=a.get(e);e.version>0&&r.__version!==e.version?F(r,e,i):(n.activeTexture(t.TEXTURE0+i),n.bindTexture(t.TEXTURE_3D,r.__webglTexture))},this.setTextureCube=P,this.setTextureCubeDynamic=R,this.setupRenderTarget=function(e){var r=a.get(e),o=a.get(e.texture);e.addEventListener("dispose",A),o.__webglTexture=t.createTexture(),l.memory.textures++;var c=!0===e.isWebGLCubeRenderTarget,u=!0===e.isWebGLMultisampleRenderTarget,h=_(e)||d;if(!d||e.texture.format!==i.Sb||e.texture.type!==i.E&&e.texture.type!==i.J||(e.texture.format=i.tb,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.")),c){r.__webglFramebuffer=[];for(var p=0;p<6;p++)r.__webglFramebuffer[p]=t.createFramebuffer()}else if(r.__webglFramebuffer=t.createFramebuffer(),u)if(d){r.__webglMultisampledFramebuffer=t.createFramebuffer(),r.__webglColorRenderbuffer=t.createRenderbuffer(),t.bindRenderbuffer(t.RENDERBUFFER,r.__webglColorRenderbuffer);var f=s.convert(e.texture.format),m=s.convert(e.texture.type),v=S(e.texture.internalFormat,f,m),g=k(e);t.renderbufferStorageMultisample(t.RENDERBUFFER,g,v,e.width,e.height),t.bindFramebuffer(t.FRAMEBUFFER,r.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.RENDERBUFFER,r.__webglColorRenderbuffer),t.bindRenderbuffer(t.RENDERBUFFER,null),e.depthBuffer&&(r.__webglDepthRenderbuffer=t.createRenderbuffer(),U(r.__webglDepthRenderbuffer,e,!0)),t.bindFramebuffer(t.FRAMEBUFFER,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");if(c){n.bindTexture(t.TEXTURE_CUBE_MAP,o.__webglTexture),D(t.TEXTURE_CUBE_MAP,e.texture,h);for(var y=0;y<6;y++)z(r.__webglFramebuffer[y],e,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+y);w(e.texture,h)&&M(t.TEXTURE_CUBE_MAP,e.texture,e.width,e.height),n.bindTexture(t.TEXTURE_CUBE_MAP,null)}else n.bindTexture(t.TEXTURE_2D,o.__webglTexture),D(t.TEXTURE_2D,e.texture,h),z(r.__webglFramebuffer,e,t.COLOR_ATTACHMENT0,t.TEXTURE_2D),w(e.texture,h)&&M(t.TEXTURE_2D,e.texture,e.width,e.height),n.bindTexture(t.TEXTURE_2D,null);e.depthBuffer&&B(e)},this.updateRenderTargetMipmap=function(e){var i=e.texture;if(w(i,_(e)||d)){var r=e.isWebGLCubeRenderTarget?t.TEXTURE_CUBE_MAP:t.TEXTURE_2D,o=a.get(i).__webglTexture;n.bindTexture(r,o),M(r,i,e.width,e.height),n.bindTexture(r,null)}},this.updateMultisampleRenderTarget=function(e){if(e.isWebGLMultisampleRenderTarget)if(d){var n=a.get(e);t.bindFramebuffer(t.READ_FRAMEBUFFER,n.__webglMultisampledFramebuffer),t.bindFramebuffer(t.DRAW_FRAMEBUFFER,n.__webglFramebuffer);var i=e.width,r=e.height,o=t.COLOR_BUFFER_BIT;e.depthBuffer&&(o|=t.DEPTH_BUFFER_BIT),e.stencilBuffer&&(o|=t.STENCIL_BUFFER_BIT),t.blitFramebuffer(0,0,i,r,0,0,i,r,o,t.NEAREST),t.bindFramebuffer(t.FRAMEBUFFER,n.__webglMultisampledFramebuffer)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")},this.safeSetTexture2D=function(t,e){t&&t.isWebGLRenderTarget&&(!1===G&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),G=!0),t=t.texture),C(t,e)},this.safeSetTextureCube=function(t,e){t&&t.isWebGLCubeRenderTarget&&(!1===H&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. 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t.RGB_INTEGER;if(n===i.ub)return t.RGBA_INTEGER;if(n===i.ac||n===i.Nb||n===i.Ob||n===i.Pb){if(null===(a=e.get("WEBGL_compressed_texture_s3tc")))return null;if(n===i.ac)return a.COMPRESSED_RGB_S3TC_DXT1_EXT;if(n===i.Nb)return a.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(n===i.Ob)return a.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(n===i.Pb)return a.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(n===i.Zb||n===i.Yb||n===i.Mb||n===i.Lb){if(null===(a=e.get("WEBGL_compressed_texture_pvrtc")))return null;if(n===i.Zb)return a.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(n===i.Yb)return a.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(n===i.Mb)return a.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(n===i.Lb)return a.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(n===i.Wb)return null!==(a=e.get("WEBGL_compressed_texture_etc1"))?a.COMPRESSED_RGB_ETC1_WEBGL:null;if((n===i.Xb||n===i.Kb)&&null!==(a=e.get("WEBGL_compressed_texture_etc"))){if(n===i.Xb)return a.COMPRESSED_RGB8_ETC2;if(n===i.Kb)return a.COMPRESSED_RGBA8_ETC2_EAC}return n===i.Bb||n===i.Cb||n===i.Db||n===i.Eb||n===i.Fb||n===i.Gb||n===i.Hb||n===i.Ib||n===i.wb||n===i.xb||n===i.yb||n===i.vb||n===i.zb||n===i.Ab||n===i.oc||n===i.pc||n===i.qc||n===i.rc||n===i.sc||n===i.tc||n===i.uc||n===i.vc||n===i.jc||n===i.kc||n===i.lc||n===i.ic||n===i.mc||n===i.nc?null!==(a=e.get("WEBGL_compressed_texture_astc"))?n:null:n===i.Jb?null!==(a=e.get("EXT_texture_compression_bptc"))?n:null:n===i.Gc?r?t.UNSIGNED_INT_24_8:null!==(a=e.get("WEBGL_depth_texture"))?a.UNSIGNED_INT_24_8_WEBGL:null:void 0}}}var Be=n(61),ke=n(15);function Ge(t,e,n,i){Be.a.call(this),this.type="PerspectiveCamera",this.fov=void 0!==t?t:50,this.zoom=1,this.near=void 0!==n?n:.1,this.far=void 0!==i?i:2e3,this.focus=10,this.aspect=void 0!==e?e:1,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}function He(t){Ge.call(this),this.cameras=t||[]}function je(){ke.a.call(this),this.type="Group"}function Ve(){this._targetRay=null,this._grip=null,this._hand=null}function We(t,e){var n=this,i=null,r=1,a=null,o="local-floor",l=null,c=[],u=new Map,h=new Ge;h.layers.enable(1),h.viewport=new y.a;var d=new Ge;d.layers.enable(2),d.viewport=new y.a;var p=[h,d],f=new He;f.layers.enable(1),f.layers.enable(2);var m=null,v=null;function g(t){var e=u.get(t.inputSource);e&&e.dispatchEvent({type:t.type})}function b(){u.forEach(function(t,e){t.disconnect(e)}),u.clear(),t.setFramebuffer(null),t.setRenderTarget(t.getRenderTarget()),A.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function _(t){a=t,A.setContext(i),A.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}function w(t){for(var e=i.inputSources,n=0;n<c.length;n++)u.set(e[n],c[n]);for(var r=0;r<t.removed.length;r++){var a=t.removed[r],o=u.get(a);o&&(o.dispatchEvent({type:"disconnected",data:a}),u.delete(a))}for(var s=0;s<t.added.length;s++){var l=t.added[s],h=u.get(l);h&&h.dispatchEvent({type:"connected",data:l})}}this.enabled=!1,this.isPresenting=!1,this.getController=function(t){var e=c[t];return void 0===e&&(e=new Ve,c[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){var e=c[t];return void 0===e&&(e=new Ve,c[t]=e),e.getGripSpace()},this.getHand=function(t){var e=c[t];return void 0===e&&(e=new Ve,c[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){r=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(t){o=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return a},this.getSession=function(){return i},this.setSession=function(t){if(null!==(i=t)){i.addEventListener("select",g),i.addEventListener("selectstart",g),i.addEventListener("selectend",g),i.addEventListener("squeeze",g),i.addEventListener("squeezestart",g),i.addEventListener("squeezeend",g),i.addEventListener("end",b);var n=e.getContextAttributes();!0!==n.xrCompatible&&e.makeXRCompatible();var a={antialias:n.antialias,alpha:n.alpha,depth:n.depth,stencil:n.stencil,framebufferScaleFactor:r},s=new XRWebGLLayer(i,e,a);i.updateRenderState({baseLayer:s}),i.requestReferenceSpace(o).then(_),i.addEventListener("inputsourceschange",w)}};var M=new s.a,S=new s.a;function E(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.getInverse(t.matrixWorld)}this.getCamera=function(t){f.near=d.near=h.near=t.near,f.far=d.far=h.far=t.far,m===f.near&&v===f.far||(i.updateRenderState({depthNear:f.near,depthFar:f.far}),m=f.near,v=f.far);var e=t.parent,n=f.cameras;E(f,e);for(var r=0;r<n.length;r++)E(n[r],e);t.matrixWorld.copy(f.matrixWorld);for(var a=t.children,o=0,s=a.length;o<s;o++)a[o].updateMatrixWorld(!0);return 2===n.length?function(t,e,n){M.setFromMatrixPosition(e.matrixWorld),S.setFromMatrixPosition(n.matrixWorld);var i=M.distanceTo(S),r=e.projectionMatrix.elements,a=n.projectionMatrix.elements,o=r[14]/(r[10]-1),s=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],u=(r[8]-1)/r[0],h=(a[8]+1)/a[0],d=o*u,p=o*h,f=i/(-u+h),m=f*-u;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 v=o+f,g=s+f,y=d-m,x=p+(i-m),b=l*s/g*v,_=c*s/g*v;t.projectionMatrix.makePerspective(y,x,b,_,v,g)}(f,h,d):f.projectionMatrix.copy(h.projectionMatrix),f};var T=null;var A=new x;A.setAnimationLoop(function(e,n){if(null!==(l=n.getViewerPose(a))){var r=l.views,o=i.renderState.baseLayer;t.setFramebuffer(o.framebuffer);var s=!1;r.length!==f.cameras.length&&(f.cameras.length=0,s=!0);for(var u=0;u<r.length;u++){var h=r[u],d=o.getViewport(h),m=p[u];m.matrix.fromArray(h.transform.matrix),m.projectionMatrix.fromArray(h.projectionMatrix),m.viewport.set(d.x,d.y,d.width,d.height),0===u&&f.matrix.copy(m.matrix),!0===s&&f.cameras.push(m)}}for(var v=i.inputSources,g=0;g<c.length;g++){var y=c[g],x=v[g];y.update(x,n,a)}T&&T(e,n)}),this.setAnimationLoop=function(t){T=t},this.dispose=function(){}}function qe(t){function e(e,n,i){e.opacity.value=n.opacity,n.color&&e.diffuse.value.copy(n.color),n.emissive&&e.emissive.value.copy(n.emissive).multiplyScalar(n.emissiveIntensity),n.map&&(e.map.value=n.map),n.alphaMap&&(e.alphaMap.value=n.alphaMap),n.specularMap&&(e.specularMap.value=n.specularMap);var r,a,o=n.envMap||i;if(o){e.envMap.value=o,e.flipEnvMap.value=o.isCubeTexture?-1:1,e.reflectivity.value=n.reflectivity,e.refractionRatio.value=n.refractionRatio;var s=t.get(o).__maxMipLevel;void 0!==s&&(e.maxMipLevel.value=s)}n.lightMap&&(e.lightMap.value=n.lightMap,e.lightMapIntensity.value=n.lightMapIntensity),n.aoMap&&(e.aoMap.value=n.aoMap,e.aoMapIntensity.value=n.aoMapIntensity),n.map?r=n.map:n.specularMap?r=n.specularMap:n.displacementMap?r=n.displacementMap:n.normalMap?r=n.normalMap:n.bumpMap?r=n.bumpMap:n.roughnessMap?r=n.roughnessMap:n.metalnessMap?r=n.metalnessMap:n.alphaMap?r=n.alphaMap:n.emissiveMap&&(r=n.emissiveMap),void 0!==r&&(r.isWebGLRenderTarget&&(r=r.texture),!0===r.matrixAutoUpdate&&r.updateMatrix(),e.uvTransform.value.copy(r.matrix)),n.aoMap?a=n.aoMap:n.lightMap&&(a=n.lightMap),void 0!==a&&(a.isWebGLRenderTarget&&(a=a.texture),!0===a.matrixAutoUpdate&&a.updateMatrix(),e.uv2Transform.value.copy(a.matrix))}function n(t,e,n){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,e.side===i.h&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===i.h&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias),(e.envMap||n)&&(t.envMapIntensity.value=e.envMapIntensity)}return{refreshFogUniforms: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)},refreshMaterialUniforms:function(t,r,a,o,s){r.isMeshBasicMaterial?e(t,r):r.isMeshLambertMaterial?(e(t,r),function(t,e){e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap)}(t,r)):r.isMeshToonMaterial?(e(t,r),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,e.side===i.h&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===i.h&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshPhongMaterial?(e(t,r),function(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,e.side===i.h&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===i.h&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshStandardMaterial?(e(t,r,a),r.isMeshPhysicalMaterial?function(t,e,r){n(t,e,r),t.reflectivity.value=e.reflectivity,t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.sheen&&t.sheen.value.copy(e.sheen),e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap),e.clearcoatNormalMap&&(t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),t.clearcoatNormalMap.value=e.clearcoatNormalMap,e.side===i.h&&t.clearcoatNormalScale.value.negate()),t.transmission.value=e.transmission,e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap)}(t,r,a):n(t,r,a)):r.isMeshMatcapMaterial?(e(t,r),function(t,e){e.matcap&&(t.matcap.value=e.matcap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,e.side===i.h&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===i.h&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshDepthMaterial?(e(t,r),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshDistanceMaterial?(e(t,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}(t,r)):r.isMeshNormalMaterial?(e(t,r),function(t,e){e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,e.side===i.h&&(t.bumpScale.value*=-1)),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===i.h&&t.normalScale.value.negate()),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity}(t,r),r.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,r)):r.isPointsMaterial?function(t,e,n,i){var r;t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*i,e.map&&(t.map.value=e.map),e.alphaMap&&(t.alphaMap.value=e.alphaMap),e.map?r=e.map:e.alphaMap&&(r=e.alphaMap),void 0!==r&&(!0===r.matrixAutoUpdate&&r.updateMatrix(),t.uvTransform.value.copy(r.matrix))}(t,r,o,s):r.isSpriteMaterial?function(t,e){var n;t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map),e.alphaMap&&(t.alphaMap.value=e.alphaMap),e.map?n=e.map:e.alphaMap&&(n=e.alphaMap),void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),t.uvTransform.value.copy(n.matrix))}(t,r):r.isShadowMaterial?(t.color.value.copy(r.color),t.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Xe(t){var e=void 0!==(t=t||{}).canvas?t.canvas:document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),n=void 0!==t.context?t.context:null,a=void 0!==t.alpha&&t.alpha,l=void 0===t.depth||t.depth,c=void 0===t.stencil||t.stencil,u=void 0!==t.antialias&&t.antialias,h=void 0===t.premultipliedAlpha||t.premultipliedAlpha,f=void 0!==t.preserveDrawingBuffer&&t.preserveDrawingBuffer,v=void 0!==t.powerPreference?t.powerPreference:"default",_=void 0!==t.failIfMajorPerformanceCaveat&&t.failIfMajorPerformanceCaveat,w=null,M=null;this.domElement=e,this.debug={checkShaderErrors:!0},this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.sortObjects=!0,this.clippingPlanes=[],this.localClippingEnabled=!1,this.gammaFactor=2,this.outputEncoding=i.O,this.physicallyCorrectLights=!1,this.toneMapping=i.hb,this.toneMappingExposure=1,this.maxMorphTargets=8,this.maxMorphNormals=4;var S=this,E=!1,T=null,A=0,L=0,C=null,P=null,R=-1,O=null,N=null,D=new y.a,I=new y.a,F=null,j=e.width,X=e.height,Y=1,Q=null,$=null,K=new y.a(0,0,j,X),tt=new y.a(0,0,j,X),et=!1,nt=new d,it=new G,rt=!1,at=!1,ot=new p.a,st=new s.a,lt={background:null,fog:null,environment:null,overrideMaterial:null,isScene:!0};function ct(){return null===C?Y:1}var ut,ht,dt,pt,ft,mt,vt,gt,yt,xt,bt,_t,wt,Mt,St,Et,Tt,At,Lt,Ct=n;function Pt(t,n){for(var i=0;i<t.length;i++){var r=t[i],a=e.getContext(r,n);if(null!==a)return a}return null}try{var Rt={alpha:a,depth:l,stencil:c,antialias:u,premultipliedAlpha:h,preserveDrawingBuffer:f,powerPreference:v,failIfMajorPerformanceCaveat:_};if(e.addEventListener("webglcontextlost",Ft,!1),e.addEventListener("webglcontextrestored",zt,!1),null===Ct){var Ot=["webgl2","webgl","experimental-webgl"];if(!0===S.isWebGL1Renderer&&Ot.shift(),null===(Ct=Pt(Ot,Rt)))throw Pt(Ot)?new Error("Error creating WebGL context with your selected attributes."):new Error("Error creating WebGL context.")}void 0===Ct.getShaderPrecisionFormat&&(Ct.getShaderPrecisionFormat=function(){return{rangeMin:1,rangeMax:1,precision:1}})}catch(t){throw console.error("THREE.WebGLRenderer: "+t.message),t}function Nt(){ut=new H(Ct),!1===(ht=new k(Ct,ut,t)).isWebGL2&&(ut.get("WEBGL_depth_texture"),ut.get("OES_texture_float"),ut.get("OES_texture_half_float"),ut.get("OES_texture_half_float_linear"),ut.get("OES_standard_derivatives"),ut.get("OES_element_index_uint"),ut.get("OES_vertex_array_object"),ut.get("ANGLE_instanced_arrays")),ut.get("OES_texture_float_linear"),At=new Ue(Ct,ut,ht),(dt=new Ie(Ct,ut,ht)).scissor(I.copy(tt).multiplyScalar(Y).floor()),dt.viewport(D.copy(K).multiplyScalar(Y).floor()),pt=new q(Ct),ft=new me,mt=new ze(Ct,ut,dt,ft,ht,At,pt),vt=new b(Ct,ht),Lt=new U(Ct,ut,vt,ht),gt=new V(Ct,vt,pt,Lt),yt=new J(Ct,gt,vt,pt),St=new Z(Ct),xt=new fe(S,ut,ht,Lt),bt=new qe(ft),_t=new xe(ft),wt=new Ee,Mt=new z(S,dt,yt,h),Et=new B(Ct,ut,pt,ht),Tt=new W(Ct,ut,pt,ht),pt.programs=xt.programs,S.capabilities=ht,S.extensions=ut,S.properties=ft,S.renderLists=_t,S.state=dt,S.info=pt}Nt();var Dt=new We(S,Ct);this.xr=Dt;var It=new Ne(S,yt,ht.maxTextureSize);function Ft(t){t.preventDefault(),console.log("THREE.WebGLRenderer: Context Lost."),E=!0}function zt(){console.log("THREE.WebGLRenderer: Context Restored."),E=!1,Nt()}function Ut(t){var e=t.target;e.removeEventListener("dispose",Ut),function(t){Bt(t),ft.remove(t)}(e)}function Bt(t){var e=ft.get(t).program;void 0!==e&&xt.releaseProgram(e)}this.shadowMap=It,this.getContext=function(){return Ct},this.getContextAttributes=function(){return Ct.getContextAttributes()},this.forceContextLoss=function(){var t=ut.get("WEBGL_lose_context");t&&t.loseContext()},this.forceContextRestore=function(){var t=ut.get("WEBGL_lose_context");t&&t.restoreContext()},this.getPixelRatio=function(){return Y},this.setPixelRatio=function(t){void 0!==t&&(Y=t,this.setSize(j,X,!1))},this.getSize=function(t){return void 0===t&&(console.warn("WebGLRenderer: .getsize() now requires a Vector2 as an argument"),t=new m.a),t.set(j,X)},this.setSize=function(t,n,i){Dt.isPresenting?console.warn("THREE.WebGLRenderer: Can't change size while VR device is presenting."):(j=t,X=n,e.width=Math.floor(t*Y),e.height=Math.floor(n*Y),!1!==i&&(e.style.width=t+"px",e.style.height=n+"px"),this.setViewport(0,0,t,n))},this.getDrawingBufferSize=function(t){return void 0===t&&(console.warn("WebGLRenderer: .getdrawingBufferSize() now requires a Vector2 as an argument"),t=new m.a),t.set(j*Y,X*Y).floor()},this.setDrawingBufferSize=function(t,n,i){j=t,X=n,Y=i,e.width=Math.floor(t*i),e.height=Math.floor(n*i),this.setViewport(0,0,t,n)},this.getCurrentViewport=function(t){return void 0===t&&(console.warn("WebGLRenderer: .getCurrentViewport() now requires a Vector4 as an argument"),t=new y.a),t.copy(D)},this.getViewport=function(t){return t.copy(K)},this.setViewport=function(t,e,n,i){t.isVector4?K.set(t.x,t.y,t.z,t.w):K.set(t,e,n,i),dt.viewport(D.copy(K).multiplyScalar(Y).floor())},this.getScissor=function(t){return t.copy(tt)},this.setScissor=function(t,e,n,i){t.isVector4?tt.set(t.x,t.y,t.z,t.w):tt.set(t,e,n,i),dt.scissor(I.copy(tt).multiplyScalar(Y).floor())},this.getScissorTest=function(){return et},this.setScissorTest=function(t){dt.setScissorTest(et=t)},this.setOpaqueSort=function(t){Q=t},this.setTransparentSort=function(t){$=t},this.getClearColor=function(){return Mt.getClearColor()},this.setClearColor=function(){Mt.setClearColor.apply(Mt,arguments)},this.getClearAlpha=function(){return Mt.getClearAlpha()},this.setClearAlpha=function(){Mt.setClearAlpha.apply(Mt,arguments)},this.clear=function(t,e,n){var i=0;(void 0===t||t)&&(i|=Ct.COLOR_BUFFER_BIT),(void 0===e||e)&&(i|=Ct.DEPTH_BUFFER_BIT),(void 0===n||n)&&(i|=Ct.STENCIL_BUFFER_BIT),Ct.clear(i)},this.clearColor=function(){this.clear(!0,!1,!1)},this.clearDepth=function(){this.clear(!1,!0,!1)},this.clearStencil=function(){this.clear(!1,!1,!0)},this.dispose=function(){e.removeEventListener("webglcontextlost",Ft,!1),e.removeEventListener("webglcontextrestored",zt,!1),_t.dispose(),wt.dispose(),ft.dispose(),yt.dispose(),Lt.dispose(),Dt.dispose(),Gt.stop()},this.renderBufferImmediate=function(t,e){Lt.initAttributes();var n=ft.get(t);t.hasPositions&&!n.position&&(n.position=Ct.createBuffer()),t.hasNormals&&!n.normal&&(n.normal=Ct.createBuffer()),t.hasUvs&&!n.uv&&(n.uv=Ct.createBuffer()),t.hasColors&&!n.color&&(n.color=Ct.createBuffer());var i=e.getAttributes();t.hasPositions&&(Ct.bindBuffer(Ct.ARRAY_BUFFER,n.position),Ct.bufferData(Ct.ARRAY_BUFFER,t.positionArray,Ct.DYNAMIC_DRAW),Lt.enableAttribute(i.position),Ct.vertexAttribPointer(i.position,3,Ct.FLOAT,!1,0,0)),t.hasNormals&&(Ct.bindBuffer(Ct.ARRAY_BUFFER,n.normal),Ct.bufferData(Ct.ARRAY_BUFFER,t.normalArray,Ct.DYNAMIC_DRAW),Lt.enableAttribute(i.normal),Ct.vertexAttribPointer(i.normal,3,Ct.FLOAT,!1,0,0)),t.hasUvs&&(Ct.bindBuffer(Ct.ARRAY_BUFFER,n.uv),Ct.bufferData(Ct.ARRAY_BUFFER,t.uvArray,Ct.DYNAMIC_DRAW),Lt.enableAttribute(i.uv),Ct.vertexAttribPointer(i.uv,2,Ct.FLOAT,!1,0,0)),t.hasColors&&(Ct.bindBuffer(Ct.ARRAY_BUFFER,n.color),Ct.bufferData(Ct.ARRAY_BUFFER,t.colorArray,Ct.DYNAMIC_DRAW),Lt.enableAttribute(i.color),Ct.vertexAttribPointer(i.color,3,Ct.FLOAT,!1,0,0)),Lt.disableUnusedAttributes(),Ct.drawArrays(Ct.TRIANGLES,0,t.count),t.count=0},this.renderBufferDirect=function(t,e,n,i,r,a){null===e&&(e=lt);var o=r.isMesh&&r.matrixWorld.determinant()<0,s=Wt(t,e,i,r);dt.setMaterial(i,o);var l=n.index,c=n.attributes.position;if(null===l){if(void 0===c||0===c.count)return}else if(0===l.count)return;var u,h=1;!0===i.wireframe&&(l=gt.getWireframeAttribute(n),h=2),(i.morphTargets||i.morphNormals)&&St.update(r,n,i,s),Lt.setup(r,i,s,n,l);var d=Et;null!==l&&(u=vt.get(l),(d=Tt).setIndex(u));var p=null!==l?l.count:c.count,f=n.drawRange.start*h,m=n.drawRange.count*h,v=null!==a?a.start*h:0,g=null!==a?a.count*h:1/0,y=Math.max(f,v),x=Math.min(p,f+m,v+g)-1,b=Math.max(0,x-y+1);if(0!==b){if(r.isMesh)!0===i.wireframe?(dt.setLineWidth(i.wireframeLinewidth*ct()),d.setMode(Ct.LINES)):d.setMode(Ct.TRIANGLES);else if(r.isLine){var _=i.linewidth;void 0===_&&(_=1),dt.setLineWidth(_*ct()),r.isLineSegments?d.setMode(Ct.LINES):r.isLineLoop?d.setMode(Ct.LINE_LOOP):d.setMode(Ct.LINE_STRIP)}else r.isPoints?d.setMode(Ct.POINTS):r.isSprite&&d.setMode(Ct.TRIANGLES);if(r.isInstancedMesh)d.renderInstances(y,b,r.count);else if(n.isInstancedBufferGeometry){var w=Math.min(n.instanceCount,n._maxInstanceCount);d.renderInstances(y,b,w)}else d.render(y,b)}},this.compile=function(t,e){(M=wt.get(t,e)).init(),t.traverse(function(t){t.isLight&&(M.pushLight(t),t.castShadow&&M.pushShadow(t))}),M.setupLights(e);var n=new WeakMap;t.traverse(function(e){var i=e.material;if(i)if(Array.isArray(i))for(var r=0;r<i.length;r++){var a=i[r];!1===n.has(a)&&(Vt(a,t,e),n.set(a))}else!1===n.has(i)&&(Vt(i,t,e),n.set(i))})};var kt=null;var Gt=new x;function Ht(t,e,n){for(var i=!0===e.isScene?e.overrideMaterial:null,r=0,a=t.length;r<a;r++){var o=t[r],s=o.object,l=o.geometry,c=null===i?o.material:i,u=o.group;if(n.isArrayCamera){N=n;for(var h=n.cameras,d=0,p=h.length;d<p;d++){var f=h[d];s.layers.test(f.layers)&&(dt.viewport(D.copy(f.viewport)),M.setupLights(f),jt(s,e,f,l,c,u))}}else N=null,jt(s,e,n,l,c,u)}}function jt(t,e,n,i,r,a){if(t.onBeforeRender(S,e,n,i,r,a),M=wt.get(e,N||n),t.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,t.matrixWorld),t.normalMatrix.getNormalMatrix(t.modelViewMatrix),t.isImmediateRenderObject){var o=Wt(n,e,r,t);dt.setMaterial(r),Lt.reset(),function(t,e){t.render(function(t){S.renderBufferImmediate(t,e)})}(t,o)}else S.renderBufferDirect(n,e,i,r,t,a);t.onAfterRender(S,e,n,i,r,a),M=wt.get(e,N||n)}function Vt(t,e,n){!0!==e.isScene&&(e=lt);var i=ft.get(t),r=M.state.lights,a=M.state.shadowsArray,o=r.state.version,s=xt.getParameters(t,r.state,a,e,it.numPlanes,it.numIntersection,n),l=xt.getProgramCacheKey(s),c=i.program,u=!0;if(void 0===c)t.addEventListener("dispose",Ut);else if(c.cacheKey!==l)Bt(t);else if(i.lightsStateVersion!==o)i.lightsStateVersion=o,u=!1;else{if(void 0!==s.shaderID)return;u=!1}u&&(s.uniforms=xt.getUniforms(t,s),t.onBeforeCompile(s,S),c=xt.acquireProgram(s,l),i.program=c,i.uniforms=s.uniforms,i.outputEncoding=s.outputEncoding);var h=c.getAttributes();if(t.morphTargets){t.numSupportedMorphTargets=0;for(var d=0;d<S.maxMorphTargets;d++)h["morphTarget"+d]>=0&&t.numSupportedMorphTargets++}if(t.morphNormals){t.numSupportedMorphNormals=0;for(var p=0;p<S.maxMorphNormals;p++)h["morphNormal"+p]>=0&&t.numSupportedMorphNormals++}var f=i.uniforms;(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(i.numClippingPlanes=it.numPlanes,i.numIntersection=it.numIntersection,f.clippingPlanes=it.uniform),i.environment=t.isMeshStandardMaterial?e.environment:null,i.fog=e.fog,i.needsLights=function(t){return t.isMeshLambertMaterial||t.isMeshToonMaterial||t.isMeshPhongMaterial||t.isMeshStandardMaterial||t.isShadowMaterial||t.isShaderMaterial&&!0===t.lights}(t),i.lightsStateVersion=o,i.needsLights&&(f.ambientLightColor.value=r.state.ambient,f.lightProbe.value=r.state.probe,f.directionalLights.value=r.state.directional,f.directionalLightShadows.value=r.state.directionalShadow,f.spotLights.value=r.state.spot,f.spotLightShadows.value=r.state.spotShadow,f.rectAreaLights.value=r.state.rectArea,f.pointLights.value=r.state.point,f.pointLightShadows.value=r.state.pointShadow,f.hemisphereLights.value=r.state.hemi,f.directionalShadowMap.value=r.state.directionalShadowMap,f.directionalShadowMatrix.value=r.state.directionalShadowMatrix,f.spotShadowMap.value=r.state.spotShadowMap,f.spotShadowMatrix.value=r.state.spotShadowMatrix,f.pointShadowMap.value=r.state.pointShadowMap,f.pointShadowMatrix.value=r.state.pointShadowMatrix);var m=i.program.getUniforms(),v=Yt.seqWithValue(m.seq,f);i.uniformsList=v}function Wt(t,e,n,a){!0!==e.isScene&&(e=lt),mt.resetTextureUnits();var s=e.fog,l=n.isMeshStandardMaterial?e.environment:null,c=null===C?S.outputEncoding:C.texture.encoding,u=ft.get(n),h=M.state.lights;if(!0===rt&&(!0===at||t!==O)){var d=t===O&&n.id===R;it.setState(n.clippingPlanes,n.clipIntersection,n.clipShadows,t,u,d)}n.version===u.__version?void 0===u.program?Vt(n,e,a):n.fog&&u.fog!==s?Vt(n,e,a):u.environment!==l?Vt(n,e,a):u.needsLights&&u.lightsStateVersion!==h.state.version?Vt(n,e,a):void 0===u.numClippingPlanes||u.numClippingPlanes===it.numPlanes&&u.numIntersection===it.numIntersection?u.outputEncoding!==c&&Vt(n,e,a):Vt(n,e,a):(Vt(n,e,a),u.__version=n.version);var p,f,m=!1,v=!1,y=!1,x=u.program,b=x.getUniforms(),_=u.uniforms;if(dt.useProgram(x.program)&&(m=!0,v=!0,y=!0),n.id!==R&&(R=n.id,v=!0),m||O!==t){if(b.setValue(Ct,"projectionMatrix",t.projectionMatrix),ht.logarithmicDepthBuffer&&b.setValue(Ct,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),O!==t&&(O=t,v=!0,y=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshStandardMaterial||n.envMap){var w=b.map.cameraPosition;void 0!==w&&w.setValue(Ct,st.setFromMatrixPosition(t.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&b.setValue(Ct,"isOrthographic",!0===t.isOrthographicCamera),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.isShadowMaterial||n.skinning)&&b.setValue(Ct,"viewMatrix",t.matrixWorldInverse)}if(n.skinning){b.setOptional(Ct,a,"bindMatrix"),b.setOptional(Ct,a,"bindMatrixInverse");var E=a.skeleton;if(E){var T=E.bones;if(ht.floatVertexTextures){if(void 0===E.boneTexture){var A=Math.sqrt(4*T.length);A=r.a.ceilPowerOfTwo(A),A=Math.max(A,4);var L=new Float32Array(A*A*4);L.set(E.boneMatrices);var P=new o(L,A,A,i.tb,i.E);E.boneMatrices=L,E.boneTexture=P,E.boneTextureSize=A}b.setValue(Ct,"boneTexture",E.boneTexture,mt),b.setValue(Ct,"boneTextureSize",E.boneTextureSize)}else b.setOptional(Ct,E,"boneMatrices")}}return(v||u.receiveShadow!==a.receiveShadow)&&(u.receiveShadow=a.receiveShadow,b.setValue(Ct,"receiveShadow",a.receiveShadow)),v&&(b.setValue(Ct,"toneMappingExposure",S.toneMappingExposure),u.needsLights&&(f=y,(p=_).ambientLightColor.needsUpdate=f,p.lightProbe.needsUpdate=f,p.directionalLights.needsUpdate=f,p.directionalLightShadows.needsUpdate=f,p.pointLights.needsUpdate=f,p.pointLightShadows.needsUpdate=f,p.spotLights.needsUpdate=f,p.spotLightShadows.needsUpdate=f,p.rectAreaLights.needsUpdate=f,p.hemisphereLights.needsUpdate=f),s&&n.fog&&bt.refreshFogUniforms(_,s),bt.refreshMaterialUniforms(_,n,l,Y,X),void 0!==_.ltc_1&&(_.ltc_1.value=g.LTC_1),void 0!==_.ltc_2&&(_.ltc_2.value=g.LTC_2),Yt.upload(Ct,u.uniformsList,_,mt)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(Yt.upload(Ct,u.uniformsList,_,mt),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&b.setValue(Ct,"center",a.center),b.setValue(Ct,"modelViewMatrix",a.modelViewMatrix),b.setValue(Ct,"normalMatrix",a.normalMatrix),b.setValue(Ct,"modelMatrix",a.matrixWorld),x}Gt.setAnimationLoop(function(t){Dt.isPresenting||kt&&kt(t)}),"undefined"!=typeof window&&Gt.setContext(window),this.setAnimationLoop=function(t){kt=t,Dt.setAnimationLoop(t),null===t?Gt.stop():Gt.start()},this.render=function(t,e){var n,i;if(void 0!==arguments[2]&&(console.warn("THREE.WebGLRenderer.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead."),n=arguments[2]),void 0!==arguments[3]&&(console.warn("THREE.WebGLRenderer.render(): the forceClear argument has been removed. 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