(window["webpackJsonp"]=window["webpackJsonp"]||[]).push([["chunk-896df498"],{4721:function(t,e,n){"use strict";n.d(e,"a",(function(){return f}));var i=n("5a89");const r={type:"change"},a={type:"start"},s={type:"end"},o=new i["S"],l=new i["N"],c=Math.cos(70*i["G"].DEG2RAD),h=new i["eb"],u=2*Math.PI,d={NONE:-1,ROTATE:0,DOLLY:1,PAN:2,TOUCH_ROTATE:3,TOUCH_PAN:4,TOUCH_DOLLY_PAN:5,TOUCH_DOLLY_ROTATE:6},p=1e-6;class f extends i["i"]{constructor(t,e=null){super(t,e),this.state=d.NONE,this.enabled=!0,this.target=new i["eb"],this.cursor=new i["eb"],this.minDistance=0,this.maxDistance=1/0,this.minZoom=0,this.maxZoom=1/0,this.minTargetRadius=0,this.maxTargetRadius=1/0,this.minPolarAngle=0,this.maxPolarAngle=Math.PI,this.minAzimuthAngle=-1/0,this.maxAzimuthAngle=1/0,this.enableDamping=!1,this.dampingFactor=.05,this.enableZoom=!0,this.zoomSpeed=1,this.enableRotate=!0,this.rotateSpeed=1,this.enablePan=!0,this.panSpeed=1,this.screenSpacePanning=!0,this.keyPanSpeed=7,this.zoomToCursor=!1,this.autoRotate=!1,this.autoRotateSpeed=2,this.keys={LEFT:"ArrowLeft",UP:"ArrowUp",RIGHT:"ArrowRight",BOTTOM:"ArrowDown"},this.mouseButtons={LEFT:i["E"].ROTATE,MIDDLE:i["E"].DOLLY,RIGHT:i["E"].PAN},this.touches={ONE:i["bb"].ROTATE,TWO:i["bb"].DOLLY_PAN},this.target0=this.target.clone(),this.position0=this.object.position.clone(),this.zoom0=this.object.zoom,this._domElementKeyEvents=null,this._lastPosition=new i["eb"],this._lastQuaternion=new i["R"],this._lastTargetPosition=new i["eb"],this._quat=(new i["R"]).setFromUnitVectors(t.up,new i["eb"](0,1,0)),this._quatInverse=this._quat.clone().invert(),this._spherical=new i["ab"],this._sphericalDelta=new i["ab"],this._scale=1,this._panOffset=new i["eb"],this._rotateStart=new i["db"],this._rotateEnd=new i["db"],this._rotateDelta=new i["db"],this._panStart=new i["db"],this._panEnd=new i["db"],this._panDelta=new i["db"],this._dollyStart=new i["db"],this._dollyEnd=new i["db"],this._dollyDelta=new i["db"],this._dollyDirection=new i["eb"],this._mouse=new i["db"],this._performCursorZoom=!1,this._pointers=[],this._pointerPositions={},this._controlActive=!1,this._onPointerMove=g.bind(this),this._onPointerDown=m.bind(this),this._onPointerUp=_.bind(this),this._onContextMenu=T.bind(this),this._onMouseWheel=y.bind(this),this._onKeyDown=M.bind(this),this._onTouchStart=S.bind(this),this._onTouchMove=E.bind(this),this._onMouseDown=v.bind(this),this._onMouseMove=x.bind(this),this._interceptControlDown=b.bind(this),this._interceptControlUp=w.bind(this),null!==this.domElement&&this.connect(),this.update()}connect(){this.domElement.addEventListener("pointerdown",this._onPointerDown),this.domElement.addEventListener("pointercancel",this._onPointerUp),this.domElement.addEventListener("contextmenu",this._onContextMenu),this.domElement.addEventListener("wheel",this._onMouseWheel,{passive:!1});const t=this.domElement.getRootNode();t.addEventListener("keydown",this._interceptControlDown,{passive:!0,capture:!0}),this.domElement.style.touchAction="none"}disconnect(){this.domElement.removeEventListener("pointerdown",this._onPointerDown),this.domElement.removeEventListener("pointermove",this._onPointerMove),this.domElement.removeEventListener("pointerup",this._onPointerUp),this.domElement.removeEventListener("pointercancel",this._onPointerUp),this.domElement.removeEventListener("wheel",this._onMouseWheel),this.domElement.removeEventListener("contextmenu",this._onContextMenu),this.stopListenToKeyEvents();const t=this.domElement.getRootNode();t.removeEventListener("keydown",this._interceptControlDown,{capture:!0}),this.domElement.style.touchAction="auto"}dispose(){this.disconnect()}getPolarAngle(){return this._spherical.phi}getAzimuthalAngle(){return this._spherical.theta}getDistance(){return this.object.position.distanceTo(this.target)}listenToKeyEvents(t){t.addEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=t}stopListenToKeyEvents(){null!==this._domElementKeyEvents&&(this._domElementKeyEvents.removeEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=null)}saveState(){this.target0.copy(this.target),this.position0.copy(this.object.position),this.zoom0=this.object.zoom}reset(){this.target.copy(this.target0),this.object.position.copy(this.position0),this.object.zoom=this.zoom0,this.object.updateProjectionMatrix(),this.dispatchEvent(r),this.update(),this.state=d.NONE}update(t=null){const e=this.object.position;h.copy(e).sub(this.target),h.applyQuaternion(this._quat),this._spherical.setFromVector3(h),this.autoRotate&&this.state===d.NONE&&this._rotateLeft(this._getAutoRotationAngle(t)),this.enableDamping?(this._spherical.theta+=this._sphericalDelta.theta*this.dampingFactor,this._spherical.phi+=this._sphericalDelta.phi*this.dampingFactor):(this._spherical.theta+=this._sphericalDelta.theta,this._spherical.phi+=this._sphericalDelta.phi);let n=this.minAzimuthAngle,a=this.maxAzimuthAngle;isFinite(n)&&isFinite(a)&&(n<-Math.PI?n+=u:n>Math.PI&&(n-=u),a<-Math.PI?a+=u:a>Math.PI&&(a-=u),this._spherical.theta=n<=a?Math.max(n,Math.min(a,this._spherical.theta)):this._spherical.theta>(n+a)/2?Math.max(n,this._spherical.theta):Math.min(a,this._spherical.theta)),this._spherical.phi=Math.max(this.minPolarAngle,Math.min(this.maxPolarAngle,this._spherical.phi)),this._spherical.makeSafe(),!0===this.enableDamping?this.target.addScaledVector(this._panOffset,this.dampingFactor):this.target.add(this._panOffset),this.target.sub(this.cursor),this.target.clampLength(this.minTargetRadius,this.maxTargetRadius),this.target.add(this.cursor);let s=!1;if(this.zoomToCursor&&this._performCursorZoom||this.object.isOrthographicCamera)this._spherical.radius=this._clampDistance(this._spherical.radius);else{const t=this._spherical.radius;this._spherical.radius=this._clampDistance(this._spherical.radius*this._scale),s=t!=this._spherical.radius}if(h.setFromSpherical(this._spherical),h.applyQuaternion(this._quatInverse),e.copy(this.target).add(h),this.object.lookAt(this.target),!0===this.enableDamping?(this._sphericalDelta.theta*=1-this.dampingFactor,this._sphericalDelta.phi*=1-this.dampingFactor,this._panOffset.multiplyScalar(1-this.dampingFactor)):(this._sphericalDelta.set(0,0,0),this._panOffset.set(0,0,0)),this.zoomToCursor&&this._performCursorZoom){let t=null;if(this.object.isPerspectiveCamera){const e=h.length();t=this._clampDistance(e*this._scale);const n=e-t;this.object.position.addScaledVector(this._dollyDirection,n),this.object.updateMatrixWorld(),s=!!n}else if(this.object.isOrthographicCamera){const e=new i["eb"](this._mouse.x,this._mouse.y,0);e.unproject(this.object);const n=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),this.object.updateProjectionMatrix(),s=n!==this.object.zoom;const r=new i["eb"](this._mouse.x,this._mouse.y,0);r.unproject(this.object),this.object.position.sub(r).add(e),this.object.updateMatrixWorld(),t=h.length()}else console.warn("WARNING: OrbitControls.js encountered an unknown camera type - zoom to cursor disabled."),this.zoomToCursor=!1;null!==t&&(this.screenSpacePanning?this.target.set(0,0,-1).transformDirection(this.object.matrix).multiplyScalar(t).add(this.object.position):(o.origin.copy(this.object.position),o.direction.set(0,0,-1).transformDirection(this.object.matrix),Math.abs(this.object.up.dot(o.direction))<c?this.object.lookAt(this.target):(l.setFromNormalAndCoplanarPoint(this.object.up,this.target),o.intersectPlane(l,this.target))))}else if(this.object.isOrthographicCamera){const t=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),t!==this.object.zoom&&(this.object.updateProjectionMatrix(),s=!0)}return this._scale=1,this._performCursorZoom=!1,!!(s||this._lastPosition.distanceToSquared(this.object.position)>p||8*(1-this._lastQuaternion.dot(this.object.quaternion))>p||this._lastTargetPosition.distanceToSquared(this.target)>p)&&(this.dispatchEvent(r),this._lastPosition.copy(this.object.position),this._lastQuaternion.copy(this.object.quaternion),this._lastTargetPosition.copy(this.target),!0)}_getAutoRotationAngle(t){return null!==t?u/60*this.autoRotateSpeed*t:u/60/60*this.autoRotateSpeed}_getZoomScale(t){const e=Math.abs(.01*t);return Math.pow(.95,this.zoomSpeed*e)}_rotateLeft(t){this._sphericalDelta.theta-=t}_rotateUp(t){this._sphericalDelta.phi-=t}_panLeft(t,e){h.setFromMatrixColumn(e,0),h.multiplyScalar(-t),this._panOffset.add(h)}_panUp(t,e){!0===this.screenSpacePanning?h.setFromMatrixColumn(e,1):(h.setFromMatrixColumn(e,0),h.crossVectors(this.object.up,h)),h.multiplyScalar(t),this._panOffset.add(h)}_pan(t,e){const n=this.domElement;if(this.object.isPerspectiveCamera){const i=this.object.position;h.copy(i).sub(this.target);let r=h.length();r*=Math.tan(this.object.fov/2*Math.PI/180),this._panLeft(2*t*r/n.clientHeight,this.object.matrix),this._panUp(2*e*r/n.clientHeight,this.object.matrix)}else this.object.isOrthographicCamera?(this._panLeft(t*(this.object.right-this.object.left)/this.object.zoom/n.clientWidth,this.object.matrix),this._panUp(e*(this.object.top-this.object.bottom)/this.object.zoom/n.clientHeight,this.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),this.enablePan=!1)}_dollyOut(t){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale/=t:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_dollyIn(t){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale*=t:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_updateZoomParameters(t,e){if(!this.zoomToCursor)return;this._performCursorZoom=!0;const n=this.domElement.getBoundingClientRect(),i=t-n.left,r=e-n.top,a=n.width,s=n.height;this._mouse.x=i/a*2-1,this._mouse.y=-r/s*2+1,this._dollyDirection.set(this._mouse.x,this._mouse.y,1).unproject(this.object).sub(this.object.position).normalize()}_clampDistance(t){return Math.max(this.minDistance,Math.min(this.maxDistance,t))}_handleMouseDownRotate(t){this._rotateStart.set(t.clientX,t.clientY)}_handleMouseDownDolly(t){this._updateZoomParameters(t.clientX,t.clientX),this._dollyStart.set(t.clientX,t.clientY)}_handleMouseDownPan(t){this._panStart.set(t.clientX,t.clientY)}_handleMouseMoveRotate(t){this._rotateEnd.set(t.clientX,t.clientY),this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const e=this.domElement;this._rotateLeft(u*this._rotateDelta.x/e.clientHeight),this._rotateUp(u*this._rotateDelta.y/e.clientHeight),this._rotateStart.copy(this._rotateEnd),this.update()}_handleMouseMoveDolly(t){this._dollyEnd.set(t.clientX,t.clientY),this._dollyDelta.subVectors(this._dollyEnd,this._dollyStart),this._dollyDelta.y>0?this._dollyOut(this._getZoomScale(this._dollyDelta.y)):this._dollyDelta.y<0&&this._dollyIn(this._getZoomScale(this._dollyDelta.y)),this._dollyStart.copy(this._dollyEnd),this.update()}_handleMouseMovePan(t){this._panEnd.set(t.clientX,t.clientY),this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd),this.update()}_handleMouseWheel(t){this._updateZoomParameters(t.clientX,t.clientY),t.deltaY<0?this._dollyIn(this._getZoomScale(t.deltaY)):t.deltaY>0&&this._dollyOut(this._getZoomScale(t.deltaY)),this.update()}_handleKeyDown(t){let e=!1;switch(t.code){case this.keys.UP:t.ctrlKey||t.metaKey||t.shiftKey?this._rotateUp(u*this.rotateSpeed/this.domElement.clientHeight):this._pan(0,this.keyPanSpeed),e=!0;break;case this.keys.BOTTOM:t.ctrlKey||t.metaKey||t.shiftKey?this._rotateUp(-u*this.rotateSpeed/this.domElement.clientHeight):this._pan(0,-this.keyPanSpeed),e=!0;break;case this.keys.LEFT:t.ctrlKey||t.metaKey||t.shiftKey?this._rotateLeft(u*this.rotateSpeed/this.domElement.clientHeight):this._pan(this.keyPanSpeed,0),e=!0;break;case this.keys.RIGHT:t.ctrlKey||t.metaKey||t.shiftKey?this._rotateLeft(-u*this.rotateSpeed/this.domElement.clientHeight):this._pan(-this.keyPanSpeed,0),e=!0;break}e&&(t.preventDefault(),this.update())}_handleTouchStartRotate(t){if(1===this._pointers.length)this._rotateStart.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);this._rotateStart.set(n,i)}}_handleTouchStartPan(t){if(1===this._pointers.length)this._panStart.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);this._panStart.set(n,i)}}_handleTouchStartDolly(t){const e=this._getSecondPointerPosition(t),n=t.pageX-e.x,i=t.pageY-e.y,r=Math.sqrt(n*n+i*i);this._dollyStart.set(0,r)}_handleTouchStartDollyPan(t){this.enableZoom&&this._handleTouchStartDolly(t),this.enablePan&&this._handleTouchStartPan(t)}_handleTouchStartDollyRotate(t){this.enableZoom&&this._handleTouchStartDolly(t),this.enableRotate&&this._handleTouchStartRotate(t)}_handleTouchMoveRotate(t){if(1==this._pointers.length)this._rotateEnd.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);this._rotateEnd.set(n,i)}this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const e=this.domElement;this._rotateLeft(u*this._rotateDelta.x/e.clientHeight),this._rotateUp(u*this._rotateDelta.y/e.clientHeight),this._rotateStart.copy(this._rotateEnd)}_handleTouchMovePan(t){if(1===this._pointers.length)this._panEnd.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);this._panEnd.set(n,i)}this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd)}_handleTouchMoveDolly(t){const e=this._getSecondPointerPosition(t),n=t.pageX-e.x,i=t.pageY-e.y,r=Math.sqrt(n*n+i*i);this._dollyEnd.set(0,r),this._dollyDelta.set(0,Math.pow(this._dollyEnd.y/this._dollyStart.y,this.zoomSpeed)),this._dollyOut(this._dollyDelta.y),this._dollyStart.copy(this._dollyEnd);const a=.5*(t.pageX+e.x),s=.5*(t.pageY+e.y);this._updateZoomParameters(a,s)}_handleTouchMoveDollyPan(t){this.enableZoom&&this._handleTouchMoveDolly(t),this.enablePan&&this._handleTouchMovePan(t)}_handleTouchMoveDollyRotate(t){this.enableZoom&&this._handleTouchMoveDolly(t),this.enableRotate&&this._handleTouchMoveRotate(t)}_addPointer(t){this._pointers.push(t.pointerId)}_removePointer(t){delete this._pointerPositions[t.pointerId];for(let e=0;e<this._pointers.length;e++)if(this._pointers[e]==t.pointerId)return void this._pointers.splice(e,1)}_isTrackingPointer(t){for(let e=0;e<this._pointers.length;e++)if(this._pointers[e]==t.pointerId)return!0;return!1}_trackPointer(t){let e=this._pointerPositions[t.pointerId];void 0===e&&(e=new i["db"],this._pointerPositions[t.pointerId]=e),e.set(t.pageX,t.pageY)}_getSecondPointerPosition(t){const e=t.pointerId===this._pointers[0]?this._pointers[1]:this._pointers[0];return this._pointerPositions[e]}_customWheelEvent(t){const e=t.deltaMode,n={clientX:t.clientX,clientY:t.clientY,deltaY:t.deltaY};switch(e){case 1:n.deltaY*=16;break;case 2:n.deltaY*=100;break}return t.ctrlKey&&!this._controlActive&&(n.deltaY*=10),n}}function m(t){!1!==this.enabled&&(0===this._pointers.length&&(this.domElement.setPointerCapture(t.pointerId),this.domElement.addEventListener("pointermove",this._onPointerMove),this.domElement.addEventListener("pointerup",this._onPointerUp)),this._isTrackingPointer(t)||(this._addPointer(t),"touch"===t.pointerType?this._onTouchStart(t):this._onMouseDown(t)))}function g(t){!1!==this.enabled&&("touch"===t.pointerType?this._onTouchMove(t):this._onMouseMove(t))}function _(t){switch(this._removePointer(t),this._pointers.length){case 0:this.domElement.releasePointerCapture(t.pointerId),this.domElement.removeEventListener("pointermove",this._onPointerMove),this.domElement.removeEventListener("pointerup",this._onPointerUp),this.dispatchEvent(s),this.state=d.NONE;break;case 1:const e=this._pointers[0],n=this._pointerPositions[e];this._onTouchStart({pointerId:e,pageX:n.x,pageY:n.y});break}}function v(t){let e;switch(t.button){case 0:e=this.mouseButtons.LEFT;break;case 1:e=this.mouseButtons.MIDDLE;break;case 2:e=this.mouseButtons.RIGHT;break;default:e=-1}switch(e){case i["E"].DOLLY:if(!1===this.enableZoom)return;this._handleMouseDownDolly(t),this.state=d.DOLLY;break;case i["E"].ROTATE:if(t.ctrlKey||t.metaKey||t.shiftKey){if(!1===this.enablePan)return;this._handleMouseDownPan(t),this.state=d.PAN}else{if(!1===this.enableRotate)return;this._handleMouseDownRotate(t),this.state=d.ROTATE}break;case i["E"].PAN:if(t.ctrlKey||t.metaKey||t.shiftKey){if(!1===this.enableRotate)return;this._handleMouseDownRotate(t),this.state=d.ROTATE}else{if(!1===this.enablePan)return;this._handleMouseDownPan(t),this.state=d.PAN}break;default:this.state=d.NONE}this.state!==d.NONE&&this.dispatchEvent(a)}function x(t){switch(this.state){case d.ROTATE:if(!1===this.enableRotate)return;this._handleMouseMoveRotate(t);break;case d.DOLLY:if(!1===this.enableZoom)return;this._handleMouseMoveDolly(t);break;case d.PAN:if(!1===this.enablePan)return;this._handleMouseMovePan(t);break}}function y(t){!1!==this.enabled&&!1!==this.enableZoom&&this.state===d.NONE&&(t.preventDefault(),this.dispatchEvent(a),this._handleMouseWheel(this._customWheelEvent(t)),this.dispatchEvent(s))}function M(t){!1!==this.enabled&&!1!==this.enablePan&&this._handleKeyDown(t)}function S(t){switch(this._trackPointer(t),this._pointers.length){case 1:switch(this.touches.ONE){case i["bb"].ROTATE:if(!1===this.enableRotate)return;this._handleTouchStartRotate(t),this.state=d.TOUCH_ROTATE;break;case i["bb"].PAN:if(!1===this.enablePan)return;this._handleTouchStartPan(t),this.state=d.TOUCH_PAN;break;default:this.state=d.NONE}break;case 2:switch(this.touches.TWO){case i["bb"].DOLLY_PAN:if(!1===this.enableZoom&&!1===this.enablePan)return;this._handleTouchStartDollyPan(t),this.state=d.TOUCH_DOLLY_PAN;break;case i["bb"].DOLLY_ROTATE:if(!1===this.enableZoom&&!1===this.enableRotate)return;this._handleTouchStartDollyRotate(t),this.state=d.TOUCH_DOLLY_ROTATE;break;default:this.state=d.NONE}break;default:this.state=d.NONE}this.state!==d.NONE&&this.dispatchEvent(a)}function E(t){switch(this._trackPointer(t),this.state){case d.TOUCH_ROTATE:if(!1===this.enableRotate)return;this._handleTouchMoveRotate(t),this.update();break;case d.TOUCH_PAN:if(!1===this.enablePan)return;this._handleTouchMovePan(t),this.update();break;case d.TOUCH_DOLLY_PAN:if(!1===this.enableZoom&&!1===this.enablePan)return;this._handleTouchMoveDollyPan(t),this.update();break;case d.TOUCH_DOLLY_ROTATE:if(!1===this.enableZoom&&!1===this.enableRotate)return;this._handleTouchMoveDollyRotate(t),this.update();break;default:this.state=d.NONE}}function 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/**
 * @license
 * Copyright 2010-2024 Three.js Authors
 * SPDX-License-Identifier: MIT
 */
const 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t.copy(this.spaces[e].toXYZ).multiply(this.spaces[n].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace}};function zn(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Hn(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}const Vn=[.64,.33,.3,.6,.15,.06],kn=[.2126,.7152,.0722],Gn=[.3127,.329],Wn=(new Rn).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Xn=(new Rn).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);let jn;Bn.define({[Ie]:{primaries:Vn,whitePoint:Gn,transfer:Oe,toXYZ:Wn,fromXYZ:Xn,luminanceCoefficients:kn,workingColorSpaceConfig:{unpackColorSpace:Ne},outputColorSpaceConfig:{drawingBufferColorSpace:Ne}},[Ne]:{primaries:Vn,whitePoint:Gn,transfer:Fe,toXYZ:Wn,fromXYZ:Xn,luminanceCoefficients:kn,outputColorSpaceConfig:{drawingBufferColorSpace:Ne}}});class Yn{static getDataURL(t){if(/^data:/i.test(t.src))return t.src;if("undefined"===typeof HTMLCanvasElement)return t.src;let e;if(t instanceof HTMLCanvasElement)e=t;else{void 0===jn&&(jn=Ln("canvas")),jn.width=t.width,jn.height=t.height;const n=jn.getContext("2d");t instanceof ImageData?n.putImageData(t,0,0):n.drawImage(t,0,0,t.width,t.height),e=jn}return e.width>2048||e.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",t),e.toDataURL("image/jpeg",.6)):e.toDataURL("image/png")}static sRGBToLinear(t){if("undefined"!==typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!==typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!==typeof ImageBitmap&&t instanceof ImageBitmap){const e=Ln("canvas");e.width=t.width,e.height=t.height;const n=e.getContext("2d");n.drawImage(t,0,0,t.width,t.height);const i=n.getImageData(0,0,t.width,t.height),r=i.data;for(let t=0;t<r.length;t++)r[t]=255*zn(r[t]/255);return n.putImageData(i,0,0),e}if(t.data){const e=t.data.slice(0);for(let t=0;t<e.length;t++)e instanceof Uint8Array||e instanceof Uint8ClampedArray?e[t]=Math.floor(255*zn(e[t]/255)):e[t]=zn(e[t]);return{data:e,width:t.width,height:t.height}}return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),t}}let qn=0;class Zn{constructor(t=null){this.isSource=!0,Object.defineProperty(this,"id",{value:qn++}),this.uuid=rn(),this.data=t,this.dataReady=!0,this.version=0}set needsUpdate(t){!0===t&&this.version++}toJSON(t){const e=void 0===t||"string"===typeof t;if(!e&&void 0!==t.images[this.uuid])return t.images[this.uuid];const n={uuid:this.uuid,url:""},i=this.data;if(null!==i){let t;if(Array.isArray(i)){t=[];for(let e=0,n=i.length;e<n;e++)i[e].isDataTexture?t.push(Kn(i[e].image)):t.push(Kn(i[e]))}else t=Kn(i);n.url=t}return e||(t.images[this.uuid]=n),n}}function Kn(t){return"undefined"!==typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!==typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!==typeof ImageBitmap&&t instanceof ImageBitmap?Yn.getDataURL(t):t.data?{data:Array.from(t.data),width:t.width,height:t.height,type:t.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let Jn=0;class $n extends $e{constructor(t=$n.DEFAULT_IMAGE,e=$n.DEFAULT_MAPPING,n=pt,i=pt,r=vt,a=yt,s=It,o=Mt,l=$n.DEFAULT_ANISOTROPY,c=Ue){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:Jn++}),this.uuid=rn(),this.name="",this.source=new Zn(t),this.mipmaps=[],this.mapping=e,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=r,this.minFilter=a,this.anisotropy=l,this.format=s,this.internalFormat=null,this.type=o,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 Rn,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=c,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.pmremVersion=0}get image(){return this.source.data}set image(t=null){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,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.colorSpace=t.colorSpace,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}toJSON(t){const e=void 0===t||"string"===typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const n={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),e||(t.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==st)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);break}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);break}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}$n.DEFAULT_IMAGE=null,$n.DEFAULT_MAPPING=st,$n.DEFAULT_ANISOTROPY=1;class Qn{constructor(t=0,e=0,n=0,i=1){Qn.prototype.isVector4=!0,this.x=t,this.y=e,this.z=n,this.w=i}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(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(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(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(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(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(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(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(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(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}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const 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}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,n,i,r;const a=.01,s=.1,o=t.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],p=o[9],f=o[2],m=o[6],g=o[10];if(Math.abs(c-u)<a&&Math.abs(h-f)<a&&Math.abs(p-m)<a){if(Math.abs(c+u)<s&&Math.abs(h+f)<s&&Math.abs(p+m)<s&&Math.abs(l+d+g-3)<s)return this.set(1,0,0,0),this;e=Math.PI;const t=(l+1)/2,o=(d+1)/2,_=(g+1)/2,v=(c+u)/4,x=(h+f)/4,y=(p+m)/4;return t>o&&t>_?t<a?(n=0,i=.707106781,r=.707106781):(n=Math.sqrt(t),i=v/n,r=x/n):o>_?o<a?(n=.707106781,i=0,r=.707106781):(i=Math.sqrt(o),n=v/i,r=y/i):_<a?(n=.707106781,i=.707106781,r=0):(r=Math.sqrt(_),n=x/r,i=y/r),this.set(n,i,r,e),this}let _=Math.sqrt((m-p)*(m-p)+(h-f)*(h-f)+(u-c)*(u-c));return Math.abs(_)<.001&&(_=1),this.x=(m-p)/_,this.y=(h-f)/_,this.z=(u-c)/_,this.w=Math.acos((l+d+g-1)/2),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this.w=e[15],this}min(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(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(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(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(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(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(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(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class ti extends $e{constructor(t=1,e=1,n={}){super(),this.isRenderTarget=!0,this.width=t,this.height=e,this.depth=1,this.scissor=new Qn(0,0,t,e),this.scissorTest=!1,this.viewport=new Qn(0,0,t,e);const i={width:t,height:e,depth:1};n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:vt,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},n);const r=new $n(i,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace);r.flipY=!1,r.generateMipmaps=n.generateMipmaps,r.internalFormat=n.internalFormat,this.textures=[];const a=n.count;for(let s=0;s<a;s++)this.textures[s]=r.clone(),this.textures[s].isRenderTargetTexture=!0;this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this.depthTexture=n.depthTexture,this.samples=n.samples}get texture(){return this.textures[0]}set texture(t){this.textures[0]=t}setSize(t,e,n=1){if(this.width!==t||this.height!==e||this.depth!==n){this.width=t,this.height=e,this.depth=n;for(let i=0,r=this.textures.length;i<r;i++)this.textures[i].image.width=t,this.textures[i].image.height=e,this.textures[i].image.depth=n;this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let n=0,i=t.textures.length;n<i;n++)this.textures[n]=t.textures[n].clone(),this.textures[n].isRenderTargetTexture=!0;const e=Object.assign({},t.texture.image);return this.texture.source=new Zn(e),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.resolveDepthBuffer=t.resolveDepthBuffer,this.resolveStencilBuffer=t.resolveStencilBuffer,null!==t.depthTexture&&(this.depthTexture=t.depthTexture.clone()),this.samples=t.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class ei extends ti{constructor(t=1,e=1,n={}){super(t,e,n),this.isWebGLRenderTarget=!0}}class ni extends $n{constructor(t=null,e=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:t,width:e,height:n,depth:i},this.magFilter=mt,this.minFilter=mt,this.wrapR=pt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}}class ii extends $n{constructor(t=null,e=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:t,width:e,height:n,depth:i},this.magFilter=mt,this.minFilter=mt,this.wrapR=pt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class ri{constructor(t=0,e=0,n=0,i=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=n,this._w=i}static slerpFlat(t,e,n,i,r,a,s){let o=n[i+0],l=n[i+1],c=n[i+2],h=n[i+3];const u=r[a+0],d=r[a+1],p=r[a+2],f=r[a+3];if(0===s)return t[e+0]=o,t[e+1]=l,t[e+2]=c,void(t[e+3]=h);if(1===s)return t[e+0]=u,t[e+1]=d,t[e+2]=p,void(t[e+3]=f);if(h!==f||o!==u||l!==d||c!==p){let t=1-s;const e=o*u+l*d+c*p+h*f,n=e>=0?1:-1,i=1-e*e;if(i>Number.EPSILON){const r=Math.sqrt(i),a=Math.atan2(r,e*n);t=Math.sin(t*a)/r,s=Math.sin(s*a)/r}const r=s*n;if(o=o*t+u*r,l=l*t+d*r,c=c*t+p*r,h=h*t+f*r,t===1-s){const t=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=t,l*=t,c*=t,h*=t}}t[e]=o,t[e+1]=l,t[e+2]=c,t[e+3]=h}static multiplyQuaternionsFlat(t,e,n,i,r,a){const s=n[i],o=n[i+1],l=n[i+2],c=n[i+3],h=r[a],u=r[a+1],d=r[a+2],p=r[a+3];return t[e]=s*p+c*h+o*d-l*u,t[e+1]=o*p+c*u+l*h-s*d,t[e+2]=l*p+c*d+s*u-o*h,t[e+3]=c*p-s*h-o*u-l*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){const n=t._x,i=t._y,r=t._z,a=t._order,s=Math.cos,o=Math.sin,l=s(n/2),c=s(i/2),h=s(r/2),u=o(n/2),d=o(i/2),p=o(r/2);switch(a){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return!0===e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,n=e[0],i=e[4],r=e[8],a=e[1],s=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=n+s+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-o)*t,this._y=(r-l)*t,this._z=(a-i)*t}else if(n>s&&n>h){const t=2*Math.sqrt(1+n-s-h);this._w=(c-o)/t,this._x=.25*t,this._y=(i+a)/t,this._z=(r+l)/t}else if(s>h){const t=2*Math.sqrt(1+s-n-h);this._w=(r-l)/t,this._x=(i+a)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-n-s);this._w=(a-i)/t,this._x=(r+l)/t,this._y=(o+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return n<Number.EPSILON?(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(t){return 2*Math.acos(Math.abs(an(this.dot(t),-1,1)))}rotateTowards(t,e){const n=this.angleTo(t);if(0===n)return this;const i=Math.min(1,e/n);return this.slerp(t,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let 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(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const n=t._x,i=t._y,r=t._z,a=t._w,s=e._x,o=e._y,l=e._z,c=e._w;return this._x=n*c+a*s+i*l-r*o,this._y=i*c+a*o+r*s-n*l,this._z=r*c+a*l+n*o-i*s,this._w=a*c-n*s-i*o-r*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const n=this._x,i=this._y,r=this._z,a=this._w;let s=a*t._w+n*t._x+i*t._y+r*t._z;if(s<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,s=-s):this.copy(t),s>=1)return this._w=a,this._x=n,this._y=i,this._z=r,this;const o=1-s*s;if(o<=Number.EPSILON){const t=1-e;return this._w=t*a+e*this._w,this._x=t*n+e*this._x,this._y=t*i+e*this._y,this._z=t*r+e*this._z,this.normalize(),this}const l=Math.sqrt(o),c=Math.atan2(l,s),h=Math.sin((1-e)*c)/l,u=Math.sin(e*c)/l;return this._w=a*h+this._w*u,this._x=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,n){return this.copy(t).slerp(e,n)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),n=Math.random(),i=Math.sqrt(1-n),r=Math.sqrt(n);return this.set(i*Math.sin(t),i*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class ai{constructor(t=0,e=0,n=0){ai.prototype.isVector3=!0,this.x=t,this.y=e,this.z=n}set(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(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(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(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(oi.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(oi.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const 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(t){const e=this.x,n=this.y,i=this.z,r=t.x,a=t.y,s=t.z,o=t.w,l=2*(a*i-s*n),c=2*(s*e-r*i),h=2*(r*n-a*e);return this.x=e+o*l+a*h-s*c,this.y=n+o*c+s*l-r*h,this.z=i+o*h+r*c-a*l,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(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(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(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(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(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(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(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(t){return this.crossVectors(this,t)}crossVectors(t,e){const n=t.x,i=t.y,r=t.z,a=e.x,s=e.y,o=e.z;return this.x=i*o-r*s,this.y=r*a-n*o,this.z=n*s-i*a,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return si.copy(this).projectOnVector(t),this.sub(si)}reflect(t){return this.sub(si.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(an(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,n){const i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,n=Math.sqrt(1-e*e);return this.x=n*Math.cos(t),this.y=e,this.z=n*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const si=new ai,oi=new ri;class li{constructor(t=new ai(1/0,1/0,1/0),e=new ai(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){this.makeEmpty();for(let e=0,n=t.length;e<n;e+=3)this.expandByPoint(hi.fromArray(t,e));return this}setFromBufferAttribute(t){this.makeEmpty();for(let e=0,n=t.count;e<n;e++)this.expandByPoint(hi.fromBufferAttribute(t,e));return this}setFromPoints(t){this.makeEmpty();for(let e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this}setFromCenterAndSize(t,e){const n=hi.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this}setFromObject(t,e=!1){return this.makeEmpty(),this.expandByObject(t,e)}clone(){return(new this.constructor).copy(this)}copy(t){return this.min.copy(t.min),this.max.copy(t.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(t){return this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)}expandByPoint(t){return this.min.min(t),this.max.max(t),this}expandByVector(t){return this.min.sub(t),this.max.add(t),this}expandByScalar(t){return this.min.addScalar(-t),this.max.addScalar(t),this}expandByObject(t,e=!1){t.updateWorldMatrix(!1,!1);const n=t.geometry;if(void 0!==n){const i=n.getAttribute("position");if(!0===e&&void 0!==i&&!0!==t.isInstancedMesh)for(let e=0,n=i.count;e<n;e++)!0===t.isMesh?t.getVertexPosition(e,hi):hi.fromBufferAttribute(i,e),hi.applyMatrix4(t.matrixWorld),this.expandByPoint(hi);else void 0!==t.boundingBox?(null===t.boundingBox&&t.computeBoundingBox(),ui.copy(t.boundingBox)):(null===n.boundingBox&&n.computeBoundingBox(),ui.copy(n.boundingBox)),ui.applyMatrix4(t.matrixWorld),this.union(ui)}const i=t.children;for(let r=0,a=i.length;r<a;r++)this.expandByObject(i[r],e);return this}containsPoint(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(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(t,e){return 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(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(t){return this.clampPoint(t.center,hi),hi.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(vi),xi.subVectors(this.max,vi),di.subVectors(t.a,vi),pi.subVectors(t.b,vi),fi.subVectors(t.c,vi),mi.subVectors(pi,di),gi.subVectors(fi,pi),_i.subVectors(di,fi);let e=[0,-mi.z,mi.y,0,-gi.z,gi.y,0,-_i.z,_i.y,mi.z,0,-mi.x,gi.z,0,-gi.x,_i.z,0,-_i.x,-mi.y,mi.x,0,-gi.y,gi.x,0,-_i.y,_i.x,0];return!!Si(e,di,pi,fi,xi)&&(e=[1,0,0,0,1,0,0,0,1],!!Si(e,di,pi,fi,xi)&&(yi.crossVectors(mi,gi),e=[yi.x,yi.y,yi.z],Si(e,di,pi,fi,xi)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,hi).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(hi).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(ci[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),ci[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),ci[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),ci[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),ci[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),ci[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),ci[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),ci[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(ci)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const ci=[new ai,new ai,new ai,new ai,new ai,new ai,new ai,new ai],hi=new ai,ui=new li,di=new ai,pi=new ai,fi=new ai,mi=new ai,gi=new ai,_i=new ai,vi=new ai,xi=new ai,yi=new ai,Mi=new ai;function Si(t,e,n,i,r){for(let a=0,s=t.length-3;a<=s;a+=3){Mi.fromArray(t,a);const s=r.x*Math.abs(Mi.x)+r.y*Math.abs(Mi.y)+r.z*Math.abs(Mi.z),o=e.dot(Mi),l=n.dot(Mi),c=i.dot(Mi);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>s)return!1}return!0}const Ei=new li,Ti=new ai,bi=new ai;class wi{constructor(t=new ai,e=-1){this.isSphere=!0,this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):Ei.setFromPoints(t).getCenter(n);let i=0;for(let r=0,a=t.length;r<a;r++)i=Math.max(i,n.distanceToSquared(t[r]));return this.radius=Math.sqrt(i),this}copy(t){return this.center.copy(t.center),this.radius=t.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(t){return t.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(t){return t.distanceTo(this.center)-this.radius}intersectsSphere(t){const e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e}intersectsBox(t){return t.intersectsSphere(this)}intersectsPlane(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius}clampPoint(t,e){const n=this.center.distanceToSquared(t);return e.copy(t),n>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;Ti.subVectors(t,this.center);const e=Ti.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.addScaledVector(Ti,n/t),this.radius+=n}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(bi.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(Ti.copy(t.center).add(bi)),this.expandByPoint(Ti.copy(t.center).sub(bi))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const Ai=new ai,Ri=new ai,Ci=new ai,Pi=new ai,Li=new ai,Di=new ai,Ui=new ai;class Ni{constructor(t=new ai,e=new ai(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,Ai)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=Ai.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(Ai.copy(this.origin).addScaledVector(this.direction,e),Ai.distanceToSquared(t))}distanceSqToSegment(t,e,n,i){Ri.copy(t).add(e).multiplyScalar(.5),Ci.copy(e).sub(t).normalize(),Pi.copy(this.origin).sub(Ri);const r=.5*t.distanceTo(e),a=-this.direction.dot(Ci),s=Pi.dot(this.direction),o=-Pi.dot(Ci),l=Pi.lengthSq(),c=Math.abs(1-a*a);let h,u,d,p;if(c>0)if(h=a*o-s,u=a*s-o,p=r*c,h>=0)if(u>=-p)if(u<=p){const t=1/c;h*=t,u*=t,d=h*(h+a*u+2*s)+u*(a*h+u+2*o)+l}else u=r,h=Math.max(0,-(a*u+s)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(a*u+s)),d=-h*h+u*(u+2*o)+l;else u<=-p?(h=Math.max(0,-(-a*r+s)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(a*r+s)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=a>0?-r:r,h=Math.max(0,-(a*u+s)),d=-h*h+u*(u+2*o)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,h),i&&i.copy(Ri).addScaledVector(Ci,u),d}intersectSphere(t,e){Ai.subVectors(t.center,this.origin);const n=Ai.dot(this.direction),i=Ai.dot(Ai)-n*n,r=t.radius*t.radius;if(i>r)return null;const a=Math.sqrt(r-i),s=n-a,o=n+a;return o<0?null:s<0?this.at(o,e):this.at(s,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;const n=t.normal.dot(this.direction);return n*e<0}intersectBox(t,e){let n,i,r,a,s,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(t.min.x-u.x)*l,i=(t.max.x-u.x)*l):(n=(t.max.x-u.x)*l,i=(t.min.x-u.x)*l),c>=0?(r=(t.min.y-u.y)*c,a=(t.max.y-u.y)*c):(r=(t.max.y-u.y)*c,a=(t.min.y-u.y)*c),n>a||r>i?null:((r>n||isNaN(n))&&(n=r),(a<i||isNaN(i))&&(i=a),h>=0?(s=(t.min.z-u.z)*h,o=(t.max.z-u.z)*h):(s=(t.max.z-u.z)*h,o=(t.min.z-u.z)*h),n>o||s>i?null:((s>n||n!==n)&&(n=s),(o<i||i!==i)&&(i=o),i<0?null:this.at(n>=0?n:i,e)))}intersectsBox(t){return null!==this.intersectBox(t,Ai)}intersectTriangle(t,e,n,i,r){Li.subVectors(e,t),Di.subVectors(n,t),Ui.crossVectors(Li,Di);let a,s=this.direction.dot(Ui);if(s>0){if(i)return null;a=1}else{if(!(s<0))return null;a=-1,s=-s}Pi.subVectors(this.origin,t);const o=a*this.direction.dot(Di.crossVectors(Pi,Di));if(o<0)return null;const l=a*this.direction.dot(Li.cross(Pi));if(l<0)return null;if(o+l>s)return null;const c=-a*Pi.dot(Ui);return c<0?null:this.at(c/s,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class Ii{constructor(t,e,n,i,r,a,s,o,l,c,h,u,d,p,f,m){Ii.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,e,n,i,r,a,s,o,l,c,h,u,d,p,f,m)}set(t,e,n,i,r,a,s,o,l,c,h,u,d,p,f,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=a,g[9]=s,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=f,g[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new Ii).fromArray(this.elements)}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(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(t){const e=this.elements,n=t.elements,i=1/Oi.setFromMatrixColumn(t,0).length(),r=1/Oi.setFromMatrixColumn(t,1).length(),a=1/Oi.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(t){const e=this.elements,n=t.x,i=t.y,r=t.z,a=Math.cos(n),s=Math.sin(n),o=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=a*c,n=a*h,i=s*c,r=s*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=n+i*l,e[5]=t-r*l,e[9]=-s*o,e[2]=r-t*l,e[6]=i+n*l,e[10]=a*o}else if("YXZ"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t+r*s,e[4]=i*s-n,e[8]=a*l,e[1]=a*h,e[5]=a*c,e[9]=-s,e[2]=n*s-i,e[6]=r+t*s,e[10]=a*o}else if("ZXY"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t-r*s,e[4]=-a*h,e[8]=i+n*s,e[1]=n+i*s,e[5]=a*c,e[9]=r-t*s,e[2]=-a*l,e[6]=s,e[10]=a*o}else if("ZYX"===t.order){const t=a*c,n=a*h,i=s*c,r=s*h;e[0]=o*c,e[4]=i*l-n,e[8]=t*l+r,e[1]=o*h,e[5]=r*l+t,e[9]=n*l-i,e[2]=-l,e[6]=s*o,e[10]=a*o}else if("YZX"===t.order){const t=a*o,n=a*l,i=s*o,r=s*l;e[0]=o*c,e[4]=r-t*h,e[8]=i*h+n,e[1]=h,e[5]=a*c,e[9]=-s*c,e[2]=-l*c,e[6]=n*h+i,e[10]=t-r*h}else if("XZY"===t.order){const t=a*o,n=a*l,i=s*o,r=s*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+r,e[5]=a*c,e[9]=n*h-i,e[2]=i*h-n,e[6]=s*c,e[10]=r*h+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(Bi,t,zi)}lookAt(t,e,n){const i=this.elements;return ki.subVectors(t,e),0===ki.lengthSq()&&(ki.z=1),ki.normalize(),Hi.crossVectors(n,ki),0===Hi.lengthSq()&&(1===Math.abs(n.z)?ki.x+=1e-4:ki.z+=1e-4,ki.normalize(),Hi.crossVectors(n,ki)),Hi.normalize(),Vi.crossVectors(ki,Hi),i[0]=Hi.x,i[4]=Vi.x,i[8]=ki.x,i[1]=Hi.y,i[5]=Vi.y,i[9]=ki.y,i[2]=Hi.z,i[6]=Vi.z,i[10]=ki.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,a=n[0],s=n[4],o=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],f=n[6],m=n[10],g=n[14],_=n[3],v=n[7],x=n[11],y=n[15],M=i[0],S=i[4],E=i[8],T=i[12],b=i[1],w=i[5],A=i[9],R=i[13],C=i[2],P=i[6],L=i[10],D=i[14],U=i[3],N=i[7],I=i[11],O=i[15];return r[0]=a*M+s*b+o*C+l*U,r[4]=a*S+s*w+o*P+l*N,r[8]=a*E+s*A+o*L+l*I,r[12]=a*T+s*R+o*D+l*O,r[1]=c*M+h*b+u*C+d*U,r[5]=c*S+h*w+u*P+d*N,r[9]=c*E+h*A+u*L+d*I,r[13]=c*T+h*R+u*D+d*O,r[2]=p*M+f*b+m*C+g*U,r[6]=p*S+f*w+m*P+g*N,r[10]=p*E+f*A+m*L+g*I,r[14]=p*T+f*R+m*D+g*O,r[3]=_*M+v*b+x*C+y*U,r[7]=_*S+v*w+x*P+y*N,r[11]=_*E+v*A+x*L+y*I,r[15]=_*T+v*R+x*D+y*O,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],a=t[1],s=t[5],o=t[9],l=t[13],c=t[2],h=t[6],u=t[10],d=t[14],p=t[3],f=t[7],m=t[11],g=t[15];return p*(+r*o*h-i*l*h-r*s*u+n*l*u+i*s*d-n*o*d)+f*(+e*o*d-e*l*u+r*a*u-i*a*d+i*l*c-r*o*c)+m*(+e*l*h-e*s*d-r*a*h+n*a*d+r*s*c-n*l*c)+g*(-i*s*c-e*o*h+e*s*u+i*a*h-n*a*u+n*o*c)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){const i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],a=t[4],s=t[5],o=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],p=t[12],f=t[13],m=t[14],g=t[15],_=h*m*l-f*u*l+f*o*d-s*m*d-h*o*g+s*u*g,v=p*u*l-c*m*l-p*o*d+a*m*d+c*o*g-a*u*g,x=c*f*l-p*h*l+p*s*d-a*f*d-c*s*g+a*h*g,y=p*h*o-c*f*o-p*s*u+a*f*u+c*s*m-a*h*m,M=e*_+n*v+i*x+r*y;if(0===M)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const S=1/M;return t[0]=_*S,t[1]=(f*u*r-h*m*r-f*i*d+n*m*d+h*i*g-n*u*g)*S,t[2]=(s*m*r-f*o*r+f*i*l-n*m*l-s*i*g+n*o*g)*S,t[3]=(h*o*r-s*u*r-h*i*l+n*u*l+s*i*d-n*o*d)*S,t[4]=v*S,t[5]=(c*m*r-p*u*r+p*i*d-e*m*d-c*i*g+e*u*g)*S,t[6]=(p*o*r-a*m*r-p*i*l+e*m*l+a*i*g-e*o*g)*S,t[7]=(a*u*r-c*o*r+c*i*l-e*u*l-a*i*d+e*o*d)*S,t[8]=x*S,t[9]=(p*h*r-c*f*r-p*n*d+e*f*d+c*n*g-e*h*g)*S,t[10]=(a*f*r-p*s*r+p*n*l-e*f*l-a*n*g+e*s*g)*S,t[11]=(c*s*r-a*h*r-c*n*l+e*h*l+a*n*d-e*s*d)*S,t[12]=y*S,t[13]=(c*f*i-p*h*i+p*n*u-e*f*u-c*n*m+e*h*m)*S,t[14]=(p*s*i-a*f*i-p*n*o+e*f*o+a*n*m-e*s*m)*S,t[15]=(a*h*i-c*s*i+c*n*o-e*h*o-a*n*u+e*s*u)*S,this}scale(t){const e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))}makeTranslation(t,e,n){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const n=Math.cos(e),i=Math.sin(e),r=1-n,a=t.x,s=t.y,o=t.z,l=r*a,c=r*s;return this.set(l*a+n,l*s-i*o,l*o+i*s,0,l*s+i*o,c*s+n,c*o-i*a,0,l*o-i*s,c*o+i*a,r*o*o+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n,i,r,a){return this.set(1,n,r,0,t,1,a,0,e,i,1,0,0,0,0,1),this}compose(t,e,n){const i=this.elements,r=e._x,a=e._y,s=e._z,o=e._w,l=r+r,c=a+a,h=s+s,u=r*l,d=r*c,p=r*h,f=a*c,m=a*h,g=s*h,_=o*l,v=o*c,x=o*h,y=n.x,M=n.y,S=n.z;return i[0]=(1-(f+g))*y,i[1]=(d+x)*y,i[2]=(p-v)*y,i[3]=0,i[4]=(d-x)*M,i[5]=(1-(u+g))*M,i[6]=(m+_)*M,i[7]=0,i[8]=(p+v)*S,i[9]=(m-_)*S,i[10]=(1-(u+f))*S,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this}decompose(t,e,n){const i=this.elements;let r=Oi.set(i[0],i[1],i[2]).length();const a=Oi.set(i[4],i[5],i[6]).length(),s=Oi.set(i[8],i[9],i[10]).length(),o=this.determinant();o<0&&(r=-r),t.x=i[12],t.y=i[13],t.z=i[14],Fi.copy(this);const l=1/r,c=1/a,h=1/s;return Fi.elements[0]*=l,Fi.elements[1]*=l,Fi.elements[2]*=l,Fi.elements[4]*=c,Fi.elements[5]*=c,Fi.elements[6]*=c,Fi.elements[8]*=h,Fi.elements[9]*=h,Fi.elements[10]*=h,e.setFromRotationMatrix(Fi),n.x=r,n.y=a,n.z=s,this}makePerspective(t,e,n,i,r,a,s=Ke){const o=this.elements,l=2*r/(e-t),c=2*r/(n-i),h=(e+t)/(e-t),u=(n+i)/(n-i);let d,p;if(s===Ke)d=-(a+r)/(a-r),p=-2*a*r/(a-r);else{if(s!==Je)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+s);d=-a/(a-r),p=-a*r/(a-r)}return o[0]=l,o[4]=0,o[8]=h,o[12]=0,o[1]=0,o[5]=c,o[9]=u,o[13]=0,o[2]=0,o[6]=0,o[10]=d,o[14]=p,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this}makeOrthographic(t,e,n,i,r,a,s=Ke){const o=this.elements,l=1/(e-t),c=1/(n-i),h=1/(a-r),u=(e+t)*l,d=(n+i)*c;let p,f;if(s===Ke)p=(a+r)*h,f=-2*h;else{if(s!==Je)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+s);p=r*h,f=-1*h}return o[0]=2*l,o[4]=0,o[8]=0,o[12]=-u,o[1]=0,o[5]=2*c,o[9]=0,o[13]=-d,o[2]=0,o[6]=0,o[10]=f,o[14]=-p,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this}equals(t){const e=this.elements,n=t.elements;for(let i=0;i<16;i++)if(e[i]!==n[i])return!1;return!0}fromArray(t,e=0){for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}const Oi=new ai,Fi=new Ii,Bi=new ai(0,0,0),zi=new ai(1,1,1),Hi=new ai,Vi=new ai,ki=new ai,Gi=new Ii,Wi=new ri;class Xi{constructor(t=0,e=0,n=0,i=Xi.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=n,this._order=i}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,n,i=this._order){return this._x=t,this._y=e,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,n=!0){const i=t.elements,r=i[0],a=i[4],s=i[8],o=i[1],l=i[5],c=i[9],h=i[2],u=i[6],d=i[10];switch(e){case"XYZ":this._y=Math.asin(an(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-a,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-an(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(s,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(an(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-an(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-a,l));break;case"YZX":this._z=Math.asin(an(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(s,d));break;case"XZY":this._z=Math.asin(-an(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(s,r)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===n&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return Gi.makeRotationFromQuaternion(t),this.setFromRotationMatrix(Gi,e,n)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return Wi.setFromEuler(this),this.setFromQuaternion(Wi,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(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(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Xi.DEFAULT_ORDER="XYZ";class ji{constructor(){this.mask=1}set(t){this.mask=(1<<t|0)>>>0}enable(t){this.mask|=1<<t|0}enableAll(){this.mask=-1}toggle(t){this.mask^=1<<t|0}disable(t){this.mask&=~(1<<t|0)}disableAll(){this.mask=0}test(t){return 0!==(this.mask&t.mask)}isEnabled(t){return 0!==(this.mask&(1<<t|0))}}let Yi=0;const qi=new ai,Zi=new ri,Ki=new Ii,Ji=new ai,$i=new ai,Qi=new ai,tr=new ri,er=new ai(1,0,0),nr=new ai(0,1,0),ir=new ai(0,0,1),rr={type:"added"},ar={type:"removed"},sr={type:"childadded",child:null},or={type:"childremoved",child:null};class lr extends $e{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Yi++}),this.uuid=rn(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=lr.DEFAULT_UP.clone();const t=new ai,e=new Xi,n=new ri,i=new ai(1,1,1);function r(){n.setFromEuler(e,!1)}function a(){e.setFromQuaternion(n,void 0,!1)}e._onChange(r),n._onChange(a),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 Ii},normalMatrix:{value:new Rn}}),this.matrix=new Ii,this.matrixWorld=new Ii,this.matrixAutoUpdate=lr.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=lr.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new ji,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(t){return this.quaternion.premultiply(t),this}setRotationFromAxisAngle(t,e){this.quaternion.setFromAxisAngle(t,e)}setRotationFromEuler(t){this.quaternion.setFromEuler(t,!0)}setRotationFromMatrix(t){this.quaternion.setFromRotationMatrix(t)}setRotationFromQuaternion(t){this.quaternion.copy(t)}rotateOnAxis(t,e){return Zi.setFromAxisAngle(t,e),this.quaternion.multiply(Zi),this}rotateOnWorldAxis(t,e){return Zi.setFromAxisAngle(t,e),this.quaternion.premultiply(Zi),this}rotateX(t){return this.rotateOnAxis(er,t)}rotateY(t){return this.rotateOnAxis(nr,t)}rotateZ(t){return this.rotateOnAxis(ir,t)}translateOnAxis(t,e){return qi.copy(t).applyQuaternion(this.quaternion),this.position.add(qi.multiplyScalar(e)),this}translateX(t){return this.translateOnAxis(er,t)}translateY(t){return this.translateOnAxis(nr,t)}translateZ(t){return this.translateOnAxis(ir,t)}localToWorld(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(this.matrixWorld)}worldToLocal(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(Ki.copy(this.matrixWorld).invert())}lookAt(t,e,n){t.isVector3?Ji.copy(t):Ji.set(t,e,n);const i=this.parent;this.updateWorldMatrix(!0,!1),$i.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Ki.lookAt($i,Ji,this.up):Ki.lookAt(Ji,$i,this.up),this.quaternion.setFromRotationMatrix(Ki),i&&(Ki.extractRotation(i.matrixWorld),Zi.setFromRotationMatrix(Ki),this.quaternion.premultiply(Zi.invert()))}add(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);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?(t.removeFromParent(),t.parent=this,this.children.push(t),t.dispatchEvent(rr),sr.child=t,this.dispatchEvent(sr),sr.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",t),this)}remove(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.remove(arguments[t]);return this}const e=this.children.indexOf(t);return-1!==e&&(t.parent=null,this.children.splice(e,1),t.dispatchEvent(ar),or.child=t,this.dispatchEvent(or),or.child=null),this}removeFromParent(){const t=this.parent;return null!==t&&t.remove(this),this}clear(){return this.remove(...this.children)}attach(t){return this.updateWorldMatrix(!0,!1),Ki.copy(this.matrixWorld).invert(),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),Ki.multiply(t.parent.matrixWorld)),t.applyMatrix4(Ki),t.removeFromParent(),t.parent=this,this.children.push(t),t.updateWorldMatrix(!1,!0),t.dispatchEvent(rr),sr.child=t,this.dispatchEvent(sr),sr.child=null,this}getObjectById(t){return this.getObjectByProperty("id",t)}getObjectByName(t){return this.getObjectByProperty("name",t)}getObjectByProperty(t,e){if(this[t]===e)return this;for(let n=0,i=this.children.length;n<i;n++){const i=this.children[n],r=i.getObjectByProperty(t,e);if(void 0!==r)return r}}getObjectsByProperty(t,e,n=[]){this[t]===e&&n.push(this);const i=this.children;for(let r=0,a=i.length;r<a;r++)i[r].getObjectsByProperty(t,e,n);return n}getWorldPosition(t){return this.updateWorldMatrix(!0,!1),t.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose($i,t,Qi),t}getWorldScale(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose($i,tr,t),t}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()}raycast(){}traverse(t){t(this);const e=this.children;for(let n=0,i=e.length;n<i;n++)e[n].traverse(t)}traverseVisible(t){if(!1===this.visible)return;t(this);const e=this.children;for(let n=0,i=e.length;n<i;n++)e[n].traverseVisible(t)}traverseAncestors(t){const e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,t=!0);const e=this.children;for(let n=0,i=e.length;n<i;n++){const i=e[n];i.updateMatrixWorld(t)}}updateWorldMatrix(t,e){const n=this.parent;if(!0===t&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),!0===e){const t=this.children;for(let e=0,n=t.length;e<n;e++){const n=t[e];n.updateWorldMatrix(!1,!0)}}}toJSON(t){const e=void 0===t||"string"===typeof t,n={};e&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const 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),Object.keys(this.userData).length>0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(i.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(i.type="BatchedMesh",i.perObjectFrustumCulled=this.perObjectFrustumCulled,i.sortObjects=this.sortObjects,i.drawRanges=this._drawRanges,i.reservedRanges=this._reservedRanges,i.visibility=this._visibility,i.active=this._active,i.bounds=this._bounds.map(t=>({boxInitialized:t.boxInitialized,boxMin:t.box.min.toArray(),boxMax:t.box.max.toArray(),sphereInitialized:t.sphereInitialized,sphereRadius:t.sphere.radius,sphereCenter:t.sphere.center.toArray()})),i.maxInstanceCount=this._maxInstanceCount,i.maxVertexCount=this._maxVertexCount,i.maxIndexCount=this._maxIndexCount,i.geometryInitialized=this._geometryInitialized,i.geometryCount=this._geometryCount,i.matricesTexture=this._matricesTexture.toJSON(t),null!==this._colorsTexture&&(i.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(i.boundingSphere={center:i.boundingSphere.center.toArray(),radius:i.boundingSphere.radius}),null!==this.boundingBox&&(i.boundingBox={min:i.boundingBox.min.toArray(),max:i.boundingBox.max.toArray()})),this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(i.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const n=e.shapes;if(Array.isArray(n))for(let e=0,i=n.length;e<i;e++){const i=n[e];r(t.shapes,i)}else r(t.shapes,n)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(r(t.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const e=[];for(let n=0,i=this.material.length;n<i;n++)e.push(r(t.materials,this.material[n]));i.material=e}else i.material=r(t.materials,this.material);if(this.children.length>0){i.children=[];for(let e=0;e<this.children.length;e++)i.children.push(this.children[e].toJSON(t).object)}if(this.animations.length>0){i.animations=[];for(let e=0;e<this.animations.length;e++){const n=this.animations[e];i.animations.push(r(t.animations,n))}}if(e){const e=a(t.geometries),i=a(t.materials),r=a(t.textures),s=a(t.images),o=a(t.shapes),l=a(t.skeletons),c=a(t.animations),h=a(t.nodes);e.length>0&&(n.geometries=e),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),s.length>0&&(n.images=s),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c),h.length>0&&(n.nodes=h)}return n.object=i,n;function a(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(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.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,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.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let n=0;n<t.children.length;n++){const e=t.children[n];this.add(e.clone())}return this}}lr.DEFAULT_UP=new ai(0,1,0),lr.DEFAULT_MATRIX_AUTO_UPDATE=!0,lr.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const cr=new ai,hr=new ai,ur=new ai,dr=new ai,pr=new ai,fr=new ai,mr=new ai,gr=new ai,_r=new ai,vr=new ai,xr=new Qn,yr=new Qn,Mr=new Qn;class Sr{constructor(t=new ai,e=new ai,n=new ai){this.a=t,this.b=e,this.c=n}static getNormal(t,e,n,i){i.subVectors(n,e),cr.subVectors(t,e),i.cross(cr);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(t,e,n,i,r){cr.subVectors(i,e),hr.subVectors(n,e),ur.subVectors(t,e);const a=cr.dot(cr),s=cr.dot(hr),o=cr.dot(ur),l=hr.dot(hr),c=hr.dot(ur),h=a*l-s*s;if(0===h)return r.set(0,0,0),null;const u=1/h,d=(l*o-s*c)*u,p=(a*c-s*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,n,i){return null!==this.getBarycoord(t,e,n,i,dr)&&(dr.x>=0&&dr.y>=0&&dr.x+dr.y<=1)}static getInterpolation(t,e,n,i,r,a,s,o){return null===this.getBarycoord(t,e,n,i,dr)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,dr.x),o.addScaledVector(a,dr.y),o.addScaledVector(s,dr.z),o)}static getInterpolatedAttribute(t,e,n,i,r,a){return xr.setScalar(0),yr.setScalar(0),Mr.setScalar(0),xr.fromBufferAttribute(t,e),yr.fromBufferAttribute(t,n),Mr.fromBufferAttribute(t,i),a.setScalar(0),a.addScaledVector(xr,r.x),a.addScaledVector(yr,r.y),a.addScaledVector(Mr,r.z),a}static isFrontFacing(t,e,n,i){return cr.subVectors(n,e),hr.subVectors(t,e),cr.cross(hr).dot(i)<0}set(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this}setFromPointsAndIndices(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this}setFromAttributeAndIndices(t,e,n,i){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,n),this.c.fromBufferAttribute(t,i),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return cr.subVectors(this.c,this.b),hr.subVectors(this.a,this.b),.5*cr.cross(hr).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return Sr.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return Sr.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,n,i,r){return Sr.getInterpolation(t,this.a,this.b,this.c,e,n,i,r)}containsPoint(t){return Sr.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return Sr.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const n=this.a,i=this.b,r=this.c;let a,s;pr.subVectors(i,n),fr.subVectors(r,n),gr.subVectors(t,n);const o=pr.dot(gr),l=fr.dot(gr);if(o<=0&&l<=0)return e.copy(n);_r.subVectors(t,i);const c=pr.dot(_r),h=fr.dot(_r);if(c>=0&&h<=c)return e.copy(i);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return a=o/(o-c),e.copy(n).addScaledVector(pr,a);vr.subVectors(t,r);const d=pr.dot(vr),p=fr.dot(vr);if(p>=0&&d<=p)return e.copy(r);const f=d*l-o*p;if(f<=0&&l>=0&&p<=0)return s=l/(l-p),e.copy(n).addScaledVector(fr,s);const m=c*p-d*h;if(m<=0&&h-c>=0&&d-p>=0)return mr.subVectors(r,i),s=(h-c)/(h-c+(d-p)),e.copy(i).addScaledVector(mr,s);const g=1/(m+f+u);return a=f*g,s=u*g,e.copy(n).addScaledVector(pr,a).addScaledVector(fr,s)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}const Er={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},Tr={h:0,s:0,l:0},br={h:0,s:0,l:0};function wr(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}class Ar{constructor(t,e,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,n)}set(t,e,n){if(void 0===e&&void 0===n){const e=t;e&&e.isColor?this.copy(e):"number"===typeof e?this.setHex(e):"string"===typeof e&&this.setStyle(e)}else this.setRGB(t,e,n);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=Ne){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Bn.toWorkingColorSpace(this,e),this}setRGB(t,e,n,i=Bn.workingColorSpace){return this.r=t,this.g=e,this.b=n,Bn.toWorkingColorSpace(this,i),this}setHSL(t,e,n,i=Bn.workingColorSpace){if(t=sn(t,1),e=an(e,0,1),n=an(n,0,1),0===e)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+e):n+e-n*e,r=2*n-i;this.r=wr(r,i,t+1/3),this.g=wr(r,i,t),this.b=wr(r,i,t-1/3)}return Bn.toWorkingColorSpace(this,i),this}setStyle(t,e=Ne){function n(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const a=i[1],s=i[2];switch(a){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:console.warn("THREE.Color: Unknown color model "+t)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(t)){const n=i[1],r=n.length;if(3===r)return this.setRGB(parseInt(n.charAt(0),16)/15,parseInt(n.charAt(1),16)/15,parseInt(n.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(n,16),e);console.warn("THREE.Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=Ne){const n=Er[t.toLowerCase()];return void 0!==n?this.setHex(n,e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=zn(t.r),this.g=zn(t.g),this.b=zn(t.b),this}copyLinearToSRGB(t){return this.r=Hn(t.r),this.g=Hn(t.g),this.b=Hn(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=Ne){return Bn.fromWorkingColorSpace(Rr.copy(this),t),65536*Math.round(an(255*Rr.r,0,255))+256*Math.round(an(255*Rr.g,0,255))+Math.round(an(255*Rr.b,0,255))}getHexString(t=Ne){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Bn.workingColorSpace){Bn.fromWorkingColorSpace(Rr.copy(this),e);const n=Rr.r,i=Rr.g,r=Rr.b,a=Math.max(n,i,r),s=Math.min(n,i,r);let o,l;const c=(s+a)/2;if(s===a)o=0,l=0;else{const t=a-s;switch(l=c<=.5?t/(a+s):t/(2-a-s),a){case n:o=(i-r)/t+(i<r?6:0);break;case i:o=(r-n)/t+2;break;case r:o=(n-i)/t+4;break}o/=6}return t.h=o,t.s=l,t.l=c,t}getRGB(t,e=Bn.workingColorSpace){return Bn.fromWorkingColorSpace(Rr.copy(this),e),t.r=Rr.r,t.g=Rr.g,t.b=Rr.b,t}getStyle(t=Ne){Bn.fromWorkingColorSpace(Rr.copy(this),t);const e=Rr.r,n=Rr.g,i=Rr.b;return t!==Ne?`color(${t} ${e.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(255*e)},${Math.round(255*n)},${Math.round(255*i)})`}offsetHSL(t,e,n){return this.getHSL(Tr),this.setHSL(Tr.h+t,Tr.s+e,Tr.l+n)}add(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this}addColors(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this}addScalar(t){return this.r+=t,this.g+=t,this.b+=t,this}sub(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(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this}multiplyScalar(t){return this.r*=t,this.g*=t,this.b*=t,this}lerp(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}lerpColors(t,e,n){return this.r=t.r+(e.r-t.r)*n,this.g=t.g+(e.g-t.g)*n,this.b=t.b+(e.b-t.b)*n,this}lerpHSL(t,e){this.getHSL(Tr),t.getHSL(br);const n=cn(Tr.h,br.h,e),i=cn(Tr.s,br.s,e),r=cn(Tr.l,br.l,e);return this.setHSL(n,i,r),this}setFromVector3(t){return this.r=t.x,this.g=t.y,this.b=t.z,this}applyMatrix3(t){const e=this.r,n=this.g,i=this.b,r=t.elements;return this.r=r[0]*e+r[3]*n+r[6]*i,this.g=r[1]*e+r[4]*n+r[7]*i,this.b=r[2]*e+r[5]*n+r[8]*i,this}equals(t){return t.r===this.r&&t.g===this.g&&t.b===this.b}fromArray(t,e=0){return this.r=t[e],this.g=t[e+1],this.b=t[e+2],this}toArray(t=[],e=0){return t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t}fromBufferAttribute(t,e){return this.r=t.getX(e),this.g=t.getY(e),this.b=t.getZ(e),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const Rr=new Ar;Ar.NAMES=Er;let Cr=0;class Pr extends $e{static get type(){return"Material"}get type(){return this.constructor.type}set type(t){}constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:Cr++}),this.uuid=rn(),this.name="",this.blending=g,this.side=d,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=P,this.blendDst=L,this.blendEquation=M,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Ar(0,0,0),this.blendAlpha=0,this.depthFunc=W,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=ze,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=Be,this.stencilZFail=Be,this.stencilZPass=Be,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(t){this._alphaTest>0!==t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const n=t[e];if(void 0===n){console.warn(`THREE.Material: parameter '${e}' has value of undefined.`);continue}const 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.Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"===typeof t;e&&(t={textures:{},images:{}});const n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};function i(t){const e=[];for(const n in t){const 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),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.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()),void 0!==this.dispersion&&(n.dispersion=this.dispersion),void 0!==this.iridescence&&(n.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(n.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(n.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),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,n.lightMapIntensity=this.lightMapIntensity),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.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapRotation&&(n.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(n.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==g&&(n.blending=this.blending),this.side!==d&&(n.side=this.side),!0===this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=!0),this.blendSrc!==P&&(n.blendSrc=this.blendSrc),this.blendDst!==L&&(n.blendDst=this.blendDst),this.blendEquation!==M&&(n.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(n.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(n.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==W&&(n.depthFunc=this.depthFunc),!1===this.depthTest&&(n.depthTest=this.depthTest),!1===this.depthWrite&&(n.depthWrite=this.depthWrite),!1===this.colorWrite&&(n.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==ze&&(n.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(n.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Be&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Be&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Be&&(n.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(n.stencilWrite=this.stencilWrite),void 0!==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),void 0!==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.alphaHash&&(n.alphaHash=!0),!0===this.alphaToCoverage&&(n.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=!0),!0===this.forceSinglePass&&(n.forceSinglePass=!0),!0===this.wireframe&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),!1===this.fog&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData),e){const e=i(t.textures),r=i(t.images);e.length>0&&(n.textures=e),r.length>0&&(n.images=r)}return n}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,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.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let n=null;if(null!==e){const t=e.length;n=new Array(t);for(let i=0;i!==t;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}onBuild(){console.warn("Material: onBuild() has been removed.")}}class Lr extends Pr{static get type(){return"MeshBasicMaterial"}constructor(t){super(),this.isMeshBasicMaterial=!0,this.color=new Ar(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Xi,this.combine=Z,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(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.envMapRotation.copy(t.envMapRotation),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.fog=t.fog,this}}const Dr=Ur();function Ur(){const t=new ArrayBuffer(4),e=new Float32Array(t),n=new Uint32Array(t),i=new Uint32Array(512),r=new Uint32Array(512);for(let l=0;l<256;++l){const t=l-127;t<-27?(i[l]=0,i[256|l]=32768,r[l]=24,r[256|l]=24):t<-14?(i[l]=1024>>-t-14,i[256|l]=1024>>-t-14|32768,r[l]=-t-1,r[256|l]=-t-1):t<=15?(i[l]=t+15<<10,i[256|l]=t+15<<10|32768,r[l]=13,r[256|l]=13):t<128?(i[l]=31744,i[256|l]=64512,r[l]=24,r[256|l]=24):(i[l]=31744,i[256|l]=64512,r[l]=13,r[256|l]=13)}const a=new Uint32Array(2048),s=new Uint32Array(64),o=new Uint32Array(64);for(let l=1;l<1024;++l){let t=l<<13,e=0;while(0===(8388608&t))t<<=1,e-=8388608;t&=-8388609,e+=947912704,a[l]=t|e}for(let l=1024;l<2048;++l)a[l]=939524096+(l-1024<<13);for(let l=1;l<31;++l)s[l]=l<<23;s[31]=1199570944,s[32]=2147483648;for(let l=33;l<63;++l)s[l]=2147483648+(l-32<<23);s[63]=3347054592;for(let l=1;l<64;++l)32!==l&&(o[l]=1024);return{floatView:e,uint32View:n,baseTable:i,shiftTable:r,mantissaTable:a,exponentTable:s,offsetTable:o}}function Nr(t){Math.abs(t)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),t=an(t,-65504,65504),Dr.floatView[0]=t;const e=Dr.uint32View[0],n=e>>23&511;return Dr.baseTable[n]+((8388607&e)>>Dr.shiftTable[n])}function Ir(t){const e=t>>10;return Dr.uint32View[0]=Dr.mantissaTable[Dr.offsetTable[e]+(1023&t)]+Dr.exponentTable[e],Dr.floatView[0]}const Or={toHalfFloat:Nr,fromHalfFloat:Ir},Fr=new ai,Br=new An;class zr{constructor(t,e,n=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=n,this.usage=qe,this.updateRanges=[],this.gpuType=At,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(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.gpuType=t.gpuType,this}copyAt(t,e,n){t*=this.itemSize,n*=e.itemSize;for(let i=0,r=this.itemSize;i<r;i++)this.array[t+i]=e.array[n+i];return this}copyArray(t){return this.array.set(t),this}applyMatrix3(t){if(2===this.itemSize)for(let e=0,n=this.count;e<n;e++)Br.fromBufferAttribute(this,e),Br.applyMatrix3(t),this.setXY(e,Br.x,Br.y);else if(3===this.itemSize)for(let e=0,n=this.count;e<n;e++)Fr.fromBufferAttribute(this,e),Fr.applyMatrix3(t),this.setXYZ(e,Fr.x,Fr.y,Fr.z);return this}applyMatrix4(t){for(let e=0,n=this.count;e<n;e++)Fr.fromBufferAttribute(this,e),Fr.applyMatrix4(t),this.setXYZ(e,Fr.x,Fr.y,Fr.z);return this}applyNormalMatrix(t){for(let e=0,n=this.count;e<n;e++)Fr.fromBufferAttribute(this,e),Fr.applyNormalMatrix(t),this.setXYZ(e,Fr.x,Fr.y,Fr.z);return this}transformDirection(t){for(let e=0,n=this.count;e<n;e++)Fr.fromBufferAttribute(this,e),Fr.transformDirection(t),this.setXYZ(e,Fr.x,Fr.y,Fr.z);return this}set(t,e=0){return this.array.set(t,e),this}getComponent(t,e){let n=this.array[t*this.itemSize+e];return this.normalized&&(n=Tn(n,this.array)),n}setComponent(t,e,n){return this.normalized&&(n=bn(n,this.array)),this.array[t*this.itemSize+e]=n,this}getX(t){let e=this.array[t*this.itemSize];return this.normalized&&(e=Tn(e,this.array)),e}setX(t,e){return this.normalized&&(e=bn(e,this.array)),this.array[t*this.itemSize]=e,this}getY(t){let e=this.array[t*this.itemSize+1];return this.normalized&&(e=Tn(e,this.array)),e}setY(t,e){return this.normalized&&(e=bn(e,this.array)),this.array[t*this.itemSize+1]=e,this}getZ(t){let e=this.array[t*this.itemSize+2];return this.normalized&&(e=Tn(e,this.array)),e}setZ(t,e){return this.normalized&&(e=bn(e,this.array)),this.array[t*this.itemSize+2]=e,this}getW(t){let e=this.array[t*this.itemSize+3];return this.normalized&&(e=Tn(e,this.array)),e}setW(t,e){return this.normalized&&(e=bn(e,this.array)),this.array[t*this.itemSize+3]=e,this}setXY(t,e,n){return t*=this.itemSize,this.normalized&&(e=bn(e,this.array),n=bn(n,this.array)),this.array[t+0]=e,this.array[t+1]=n,this}setXYZ(t,e,n,i){return t*=this.itemSize,this.normalized&&(e=bn(e,this.array),n=bn(n,this.array),i=bn(i,this.array)),this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this}setXYZW(t,e,n,i,r){return t*=this.itemSize,this.normalized&&(e=bn(e,this.array),n=bn(n,this.array),i=bn(i,this.array),r=bn(r,this.array)),this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this.array[t+3]=r,this}onUpload(t){return this.onUploadCallback=t,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const t={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(t.name=this.name),this.usage!==qe&&(t.usage=this.usage),t}}class Hr extends zr{constructor(t,e,n){super(new Uint16Array(t),e,n)}}class Vr extends zr{constructor(t,e,n){super(new Uint32Array(t),e,n)}}class kr extends zr{constructor(t,e,n){super(new Float32Array(t),e,n)}}let Gr=0;const Wr=new Ii,Xr=new lr,jr=new ai,Yr=new li,qr=new li,Zr=new ai;class Kr extends $e{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Gr++}),this.uuid=rn(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=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={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(Pn(t)?Vr:Hr)(t,1):this.index=t,this}setIndirect(t){return this.indirect=t,this}getIndirect(){return this.indirect}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,n=0){this.groups.push({start:t,count:e,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const e=(new Rn).getNormalMatrix(t);n.applyNormalMatrix(e),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(t),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return Wr.makeRotationFromQuaternion(t),this.applyMatrix4(Wr),this}rotateX(t){return Wr.makeRotationX(t),this.applyMatrix4(Wr),this}rotateY(t){return Wr.makeRotationY(t),this.applyMatrix4(Wr),this}rotateZ(t){return Wr.makeRotationZ(t),this.applyMatrix4(Wr),this}translate(t,e,n){return Wr.makeTranslation(t,e,n),this.applyMatrix4(Wr),this}scale(t,e,n){return Wr.makeScale(t,e,n),this.applyMatrix4(Wr),this}lookAt(t){return Xr.lookAt(t),Xr.updateMatrix(),this.applyMatrix4(Xr.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(jr).negate(),this.translate(jr.x,jr.y,jr.z),this}setFromPoints(t){const e=this.getAttribute("position");if(void 0===e){const e=[];for(let n=0,i=t.length;n<i;n++){const i=t[n];e.push(i.x,i.y,i.z||0)}this.setAttribute("position",new kr(e,3))}else{for(let n=0,i=e.count;n<i;n++){const i=t[n];e.setXYZ(n,i.x,i.y,i.z||0)}t.length>e.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new li);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new ai(-1/0,-1/0,-1/0),new ai(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let n=0,i=e.length;n<i;n++){const t=e[n];Yr.setFromBufferAttribute(t),this.morphTargetsRelative?(Zr.addVectors(this.boundingBox.min,Yr.min),this.boundingBox.expandByPoint(Zr),Zr.addVectors(this.boundingBox.max,Yr.max),this.boundingBox.expandByPoint(Zr)):(this.boundingBox.expandByPoint(Yr.min),this.boundingBox.expandByPoint(Yr.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(){null===this.boundingSphere&&(this.boundingSphere=new wi);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),void this.boundingSphere.set(new ai,1/0);if(t){const n=this.boundingSphere.center;if(Yr.setFromBufferAttribute(t),e)for(let t=0,r=e.length;t<r;t++){const n=e[t];qr.setFromBufferAttribute(n),this.morphTargetsRelative?(Zr.addVectors(Yr.min,qr.min),Yr.expandByPoint(Zr),Zr.addVectors(Yr.max,qr.max),Yr.expandByPoint(Zr)):(Yr.expandByPoint(qr.min),Yr.expandByPoint(qr.max))}Yr.getCenter(n);let i=0;for(let e=0,r=t.count;e<r;e++)Zr.fromBufferAttribute(t,e),i=Math.max(i,n.distanceToSquared(Zr));if(e)for(let r=0,a=e.length;r<a;r++){const a=e[r],s=this.morphTargetsRelative;for(let e=0,r=a.count;e<r;e++)Zr.fromBufferAttribute(a,e),s&&(jr.fromBufferAttribute(t,e),Zr.add(jr)),i=Math.max(i,n.distanceToSquared(Zr))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const t=this.index,e=this.attributes;if(null===t||void 0===e.position||void 0===e.normal||void 0===e.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const n=e.position,i=e.normal,r=e.uv;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new zr(new Float32Array(4*n.count),4));const a=this.getAttribute("tangent"),s=[],o=[];for(let E=0;E<n.count;E++)s[E]=new ai,o[E]=new ai;const l=new ai,c=new ai,h=new ai,u=new An,d=new An,p=new An,f=new ai,m=new ai;function g(t,e,i){l.fromBufferAttribute(n,t),c.fromBufferAttribute(n,e),h.fromBufferAttribute(n,i),u.fromBufferAttribute(r,t),d.fromBufferAttribute(r,e),p.fromBufferAttribute(r,i),c.sub(l),h.sub(l),d.sub(u),p.sub(u);const a=1/(d.x*p.y-p.x*d.y);isFinite(a)&&(f.copy(c).multiplyScalar(p.y).addScaledVector(h,-d.y).multiplyScalar(a),m.copy(h).multiplyScalar(d.x).addScaledVector(c,-p.x).multiplyScalar(a),s[t].add(f),s[e].add(f),s[i].add(f),o[t].add(m),o[e].add(m),o[i].add(m))}let _=this.groups;0===_.length&&(_=[{start:0,count:t.count}]);for(let E=0,T=_.length;E<T;++E){const e=_[E],n=e.start,i=e.count;for(let r=n,a=n+i;r<a;r+=3)g(t.getX(r+0),t.getX(r+1),t.getX(r+2))}const v=new ai,x=new ai,y=new ai,M=new ai;function S(t){y.fromBufferAttribute(i,t),M.copy(y);const e=s[t];v.copy(e),v.sub(y.multiplyScalar(y.dot(e))).normalize(),x.crossVectors(M,e);const n=x.dot(o[t]),r=n<0?-1:1;a.setXYZW(t,v.x,v.y,v.z,r)}for(let E=0,T=_.length;E<T;++E){const e=_[E],n=e.start,i=e.count;for(let r=n,a=n+i;r<a;r+=3)S(t.getX(r+0)),S(t.getX(r+1)),S(t.getX(r+2))}}computeVertexNormals(){const t=this.index,e=this.getAttribute("position");if(void 0!==e){let n=this.getAttribute("normal");if(void 0===n)n=new zr(new Float32Array(3*e.count),3),this.setAttribute("normal",n);else for(let t=0,e=n.count;t<e;t++)n.setXYZ(t,0,0,0);const i=new ai,r=new ai,a=new ai,s=new ai,o=new ai,l=new ai,c=new ai,h=new ai;if(t)for(let u=0,d=t.count;u<d;u+=3){const d=t.getX(u+0),p=t.getX(u+1),f=t.getX(u+2);i.fromBufferAttribute(e,d),r.fromBufferAttribute(e,p),a.fromBufferAttribute(e,f),c.subVectors(a,r),h.subVectors(i,r),c.cross(h),s.fromBufferAttribute(n,d),o.fromBufferAttribute(n,p),l.fromBufferAttribute(n,f),s.add(c),o.add(c),l.add(c),n.setXYZ(d,s.x,s.y,s.z),n.setXYZ(p,o.x,o.y,o.z),n.setXYZ(f,l.x,l.y,l.z)}else for(let t=0,u=e.count;t<u;t+=3)i.fromBufferAttribute(e,t+0),r.fromBufferAttribute(e,t+1),a.fromBufferAttribute(e,t+2),c.subVectors(a,r),h.subVectors(i,r),c.cross(h),n.setXYZ(t+0,c.x,c.y,c.z),n.setXYZ(t+1,c.x,c.y,c.z),n.setXYZ(t+2,c.x,c.y,c.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const t=this.attributes.normal;for(let e=0,n=t.count;e<n;e++)Zr.fromBufferAttribute(t,e),Zr.normalize(),t.setXYZ(e,Zr.x,Zr.y,Zr.z)}toNonIndexed(){function t(t,e){const n=t.array,i=t.itemSize,r=t.normalized,a=new n.constructor(e.length*i);let s=0,o=0;for(let l=0,c=e.length;l<c;l++){s=t.isInterleavedBufferAttribute?e[l]*t.data.stride+t.offset:e[l]*i;for(let t=0;t<i;t++)a[o++]=n[s++]}return new zr(a,i,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const e=new Kr,n=this.index.array,i=this.attributes;for(const s in i){const r=i[s],a=t(r,n);e.setAttribute(s,a)}const r=this.morphAttributes;for(const s in r){const i=[],a=r[s];for(let e=0,r=a.length;e<r;e++){const r=a[e],s=t(r,n);i.push(s)}e.morphAttributes[s]=i}e.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let s=0,o=a.length;s<o;s++){const t=a[s];e.addGroup(t.start,t.count,t.materialIndex)}return e}toJSON(){const t={metadata:{version:4.6,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){const e=this.parameters;for(const n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const n=this.attributes;for(const o in n){const e=n[o];t.data.attributes[o]=e.toJSON(t.data)}const i={};let r=!1;for(const o in this.morphAttributes){const e=this.morphAttributes[o],n=[];for(let i=0,r=e.length;i<r;i++){const r=e[i];n.push(r.toJSON(t.data))}n.length>0&&(i[o]=n,r=!0)}r&&(t.data.morphAttributes=i,t.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(t.data.groups=JSON.parse(JSON.stringify(a)));const s=this.boundingSphere;return null!==s&&(t.data.boundingSphere={center:s.center.toArray(),radius:s.radius}),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const n=t.index;null!==n&&this.setIndex(n.clone(e));const i=t.attributes;for(const l in i){const t=i[l];this.setAttribute(l,t.clone(e))}const r=t.morphAttributes;for(const l in r){const t=[],n=r[l];for(let i=0,r=n.length;i<r;i++)t.push(n[i].clone(e));this.morphAttributes[l]=t}this.morphTargetsRelative=t.morphTargetsRelative;const a=t.groups;for(let l=0,c=a.length;l<c;l++){const t=a[l];this.addGroup(t.start,t.count,t.materialIndex)}const s=t.boundingBox;null!==s&&(this.boundingBox=s.clone());const o=t.boundingSphere;return null!==o&&(this.boundingSphere=o.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Jr=new Ii,$r=new Ni,Qr=new wi,ta=new ai,ea=new ai,na=new ai,ia=new ai,ra=new ai,aa=new ai,sa=new ai,oa=new ai;class la extends lr{constructor(t=new Kr,e=new Lr){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}updateMorphTargets(){const t=this.geometry,e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e<n;e++){const n=t[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}}}getVertexPosition(t,e){const n=this.geometry,i=n.attributes.position,r=n.morphAttributes.position,a=n.morphTargetsRelative;e.fromBufferAttribute(i,t);const s=this.morphTargetInfluences;if(r&&s){aa.set(0,0,0);for(let n=0,i=r.length;n<i;n++){const i=s[n],o=r[n];0!==i&&(ra.fromBufferAttribute(o,t),a?aa.addScaledVector(ra,i):aa.addScaledVector(ra.sub(e),i))}e.add(aa)}return e}raycast(t,e){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0!==i){if(null===n.boundingSphere&&n.computeBoundingSphere(),Qr.copy(n.boundingSphere),Qr.applyMatrix4(r),$r.copy(t.ray).recast(t.near),!1===Qr.containsPoint($r.origin)){if(null===$r.intersectSphere(Qr,ta))return;if($r.origin.distanceToSquared(ta)>(t.far-t.near)**2)return}Jr.copy(r).invert(),$r.copy(t.ray).applyMatrix4(Jr),null!==n.boundingBox&&!1===$r.intersectsBox(n.boundingBox)||this._computeIntersections(t,e,$r)}}_computeIntersections(t,e,n){let i;const r=this.geometry,a=this.material,s=r.index,o=r.attributes.position,l=r.attributes.uv,c=r.attributes.uv1,h=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==s)if(Array.isArray(a))for(let p=0,f=u.length;p<f;p++){const r=u[p],o=a[r.materialIndex],f=Math.max(r.start,d.start),m=Math.min(s.count,Math.min(r.start+r.count,d.start+d.count));for(let a=f,u=m;a<u;a+=3){const u=s.getX(a),d=s.getX(a+1),p=s.getX(a+2);i=ha(this,o,t,n,l,c,h,u,d,p),i&&(i.faceIndex=Math.floor(a/3),i.face.materialIndex=r.materialIndex,e.push(i))}}else{const r=Math.max(0,d.start),o=Math.min(s.count,d.start+d.count);for(let u=r,d=o;u<d;u+=3){const r=s.getX(u),o=s.getX(u+1),d=s.getX(u+2);i=ha(this,a,t,n,l,c,h,r,o,d),i&&(i.faceIndex=Math.floor(u/3),e.push(i))}}else if(void 0!==o)if(Array.isArray(a))for(let p=0,f=u.length;p<f;p++){const r=u[p],s=a[r.materialIndex],f=Math.max(r.start,d.start),m=Math.min(o.count,Math.min(r.start+r.count,d.start+d.count));for(let a=f,o=m;a<o;a+=3){const o=a,u=a+1,d=a+2;i=ha(this,s,t,n,l,c,h,o,u,d),i&&(i.faceIndex=Math.floor(a/3),i.face.materialIndex=r.materialIndex,e.push(i))}}else{const r=Math.max(0,d.start),s=Math.min(o.count,d.start+d.count);for(let o=r,u=s;o<u;o+=3){const r=o,s=o+1,u=o+2;i=ha(this,a,t,n,l,c,h,r,s,u),i&&(i.faceIndex=Math.floor(o/3),e.push(i))}}}}function ca(t,e,n,i,r,a,s,o){let l;if(l=e.side===p?i.intersectTriangle(s,a,r,!0,o):i.intersectTriangle(r,a,s,e.side===d,o),null===l)return null;oa.copy(o),oa.applyMatrix4(t.matrixWorld);const c=n.ray.origin.distanceTo(oa);return c<n.near||c>n.far?null:{distance:c,point:oa.clone(),object:t}}function ha(t,e,n,i,r,a,s,o,l,c){t.getVertexPosition(o,ea),t.getVertexPosition(l,na),t.getVertexPosition(c,ia);const h=ca(t,e,n,i,ea,na,ia,sa);if(h){const t=new ai;Sr.getBarycoord(sa,ea,na,ia,t),r&&(h.uv=Sr.getInterpolatedAttribute(r,o,l,c,t,new An)),a&&(h.uv1=Sr.getInterpolatedAttribute(a,o,l,c,t,new An)),s&&(h.normal=Sr.getInterpolatedAttribute(s,o,l,c,t,new ai),h.normal.dot(i.direction)>0&&h.normal.multiplyScalar(-1));const e={a:o,b:l,c:c,normal:new ai,materialIndex:0};Sr.getNormal(ea,na,ia,e.normal),h.face=e,h.barycoord=t}return h}class ua extends Kr{constructor(t=1,e=1,n=1,i=1,r=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:a};const s=this;i=Math.floor(i),r=Math.floor(r),a=Math.floor(a);const o=[],l=[],c=[],h=[];let u=0,d=0;function p(t,e,n,i,r,a,p,f,m,g,_){const v=a/m,x=p/g,y=a/2,M=p/2,S=f/2,E=m+1,T=g+1;let b=0,w=0;const A=new ai;for(let s=0;s<T;s++){const a=s*x-M;for(let o=0;o<E;o++){const u=o*v-y;A[t]=u*i,A[e]=a*r,A[n]=S,l.push(A.x,A.y,A.z),A[t]=0,A[e]=0,A[n]=f>0?1:-1,c.push(A.x,A.y,A.z),h.push(o/m),h.push(1-s/g),b+=1}}for(let s=0;s<g;s++)for(let t=0;t<m;t++){const e=u+t+E*s,n=u+t+E*(s+1),i=u+(t+1)+E*(s+1),r=u+(t+1)+E*s;o.push(e,n,r),o.push(n,i,r),w+=6}s.addGroup(d,w,_),d+=w,u+=b}p("z","y","x",-1,-1,n,e,t,a,r,0),p("z","y","x",1,-1,n,e,-t,a,r,1),p("x","z","y",1,1,t,n,e,i,a,2),p("x","z","y",1,-1,t,n,-e,i,a,3),p("x","y","z",1,-1,t,e,n,i,r,4),p("x","y","z",-1,-1,t,e,-n,i,r,5),this.setIndex(o),this.setAttribute("position",new kr(l,3)),this.setAttribute("normal",new kr(c,3)),this.setAttribute("uv",new kr(h,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new ua(t.width,t.height,t.depth,t.widthSegments,t.heightSegments,t.depthSegments)}}function da(t){const e={};for(const n in t){e[n]={};for(const i in t[n]){const r=t[n][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?r.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[n][i]=null):e[n][i]=r.clone():Array.isArray(r)?e[n][i]=r.slice():e[n][i]=r}}return e}function pa(t){const e={};for(let n=0;n<t.length;n++){const i=da(t[n]);for(const t in i)e[t]=i[t]}return e}function fa(t){const e=[];for(let n=0;n<t.length;n++)e.push(t[n].clone());return e}function ma(t){const e=t.getRenderTarget();return null===e?t.outputColorSpace:!0===e.isXRRenderTarget?e.texture.colorSpace:Bn.workingColorSpace}const ga={clone:da,merge:pa};var _a="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",va="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}";class xa extends Pr{static get type(){return"ShaderMaterial"}constructor(t){super(),this.isShaderMaterial=!0,this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=_a,this.fragmentShader=va,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={clipCullDistance:!1,multiDraw:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==t&&this.setValues(t)}copy(t){return super.copy(t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=da(t.uniforms),this.uniformsGroups=fa(t.uniformsGroups),this.defines=Object.assign({},t.defines),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.fog=t.fog,this.lights=t.lights,this.clipping=t.clipping,this.extensions=Object.assign({},t.extensions),this.glslVersion=t.glslVersion,this}toJSON(t){const e=super.toJSON(t);e.glslVersion=this.glslVersion,e.uniforms={};for(const i in this.uniforms){const n=this.uniforms[i],r=n.value;r&&r.isTexture?e.uniforms[i]={type:"t",value:r.toJSON(t).uuid}:r&&r.isColor?e.uniforms[i]={type:"c",value:r.getHex()}:r&&r.isVector2?e.uniforms[i]={type:"v2",value:r.toArray()}:r&&r.isVector3?e.uniforms[i]={type:"v3",value:r.toArray()}:r&&r.isVector4?e.uniforms[i]={type:"v4",value:r.toArray()}:r&&r.isMatrix3?e.uniforms[i]={type:"m3",value:r.toArray()}:r&&r.isMatrix4?e.uniforms[i]={type:"m4",value:r.toArray()}:e.uniforms[i]={value:r}}Object.keys(this.defines).length>0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const n={};for(const i in this.extensions)!0===this.extensions[i]&&(n[i]=!0);return Object.keys(n).length>0&&(e.extensions=n),e}}class ya extends lr{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Ii,this.projectionMatrix=new Ii,this.projectionMatrixInverse=new Ii,this.coordinateSystem=Ke}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this.coordinateSystem=t.coordinateSystem,this}getWorldDirection(t){return super.getWorldDirection(t).negate()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}const Ma=new ai,Sa=new An,Ea=new An;class Ta extends ya{constructor(t=50,e=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(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(t){const e=.5*this.getFilmHeight()/t;this.fov=2*nn*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*en*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*nn*Math.atan(Math.tan(.5*en*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(t,e,n){Ma.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),e.set(Ma.x,Ma.y).multiplyScalar(-t/Ma.z),Ma.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(Ma.x,Ma.y).multiplyScalar(-t/Ma.z)}getViewSize(t,e){return this.getViewBounds(t,Sa,Ea),e.subVectors(Ea,Sa)}setViewOffset(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(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*en*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i;const a=this.view;if(null!==this.view&&this.view.enabled){const t=a.fullWidth,s=a.fullHeight;r+=a.offsetX*i/t,e-=a.offsetY*n/s,i*=a.width/t,n*=a.height/s}const s=this.filmOffset;0!==s&&(r+=t*s/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}const ba=-90,wa=1;class Aa extends lr{constructor(t,e,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new Ta(ba,wa,t,e);i.layers=this.layers,this.add(i);const r=new Ta(ba,wa,t,e);r.layers=this.layers,this.add(r);const a=new Ta(ba,wa,t,e);a.layers=this.layers,this.add(a);const s=new Ta(ba,wa,t,e);s.layers=this.layers,this.add(s);const o=new Ta(ba,wa,t,e);o.layers=this.layers,this.add(o);const l=new Ta(ba,wa,t,e);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[n,i,r,a,s,o]=e;for(const l of e)this.remove(l);if(t===Ke)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),s.up.set(0,1,0),s.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==Je)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),s.up.set(0,-1,0),s.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const l of e)this.add(l),l.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,a,s,o,l,c]=this.children,h=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const f=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0,i),t.render(e,r),t.setRenderTarget(n,1,i),t.render(e,a),t.setRenderTarget(n,2,i),t.render(e,s),t.setRenderTarget(n,3,i),t.render(e,o),t.setRenderTarget(n,4,i),t.render(e,l),n.texture.generateMipmaps=f,t.setRenderTarget(n,5,i),t.render(e,c),t.setRenderTarget(h,u,d),t.xr.enabled=p,n.texture.needsPMREMUpdate=!0}}class Ra extends $n{constructor(t,e,n,i,r,a,s,o,l,c){t=void 0!==t?t:[],e=void 0!==e?e:ot,super(t,e,n,i,r,a,s,o,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class Ca extends ei{constructor(t=1,e={}){super(t,t,e),this.isWebGLCubeRenderTarget=!0;const n={width:t,height:t,depth:1},i=[n,n,n,n,n,n];this.texture=new Ra(i,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:vt}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.colorSpace=e.colorSpace,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new ua(5,5,5),r=new xa({name:"CubemapFromEquirect",uniforms:da(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:p,blending:m});r.uniforms.tEquirect.value=e;const a=new la(i,r),s=e.minFilter;e.minFilter===yt&&(e.minFilter=vt);const o=new Aa(1,10,this);return o.update(t,a),e.minFilter=s,a.geometry.dispose(),a.material.dispose(),this}clear(t,e,n,i){const r=t.getRenderTarget();for(let a=0;a<6;a++)t.setRenderTarget(this,a),t.clear(e,n,i);t.setRenderTarget(r)}}const Pa=new ai,La=new ai,Da=new Rn;class Ua{constructor(t=new ai(1,0,0),e=0){this.isPlane=!0,this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,n){const i=Pa.subVectors(n,e).cross(La.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(t).addScaledVector(this.normal,-this.distanceToPoint(t))}intersectLine(t,e){const n=t.delta(Pa),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const r=-(t.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:e.copy(t.start).addScaledVector(n,r)}intersectsLine(t){const e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const n=e||Da.getNormalMatrix(t),i=this.coplanarPoint(Pa).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const Na=new wi,Ia=new ai;class Oa{constructor(t=new Ua,e=new Ua,n=new Ua,i=new Ua,r=new Ua,a=new Ua){this.planes=[t,e,n,i,r,a]}set(t,e,n,i,r,a){const s=this.planes;return s[0].copy(t),s[1].copy(e),s[2].copy(n),s[3].copy(i),s[4].copy(r),s[5].copy(a),this}copy(t){const e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this}setFromProjectionMatrix(t,e=Ke){const n=this.planes,i=t.elements,r=i[0],a=i[1],s=i[2],o=i[3],l=i[4],c=i[5],h=i[6],u=i[7],d=i[8],p=i[9],f=i[10],m=i[11],g=i[12],_=i[13],v=i[14],x=i[15];if(n[0].setComponents(o-r,u-l,m-d,x-g).normalize(),n[1].setComponents(o+r,u+l,m+d,x+g).normalize(),n[2].setComponents(o+a,u+c,m+p,x+_).normalize(),n[3].setComponents(o-a,u-c,m-p,x-_).normalize(),n[4].setComponents(o-s,u-h,m-f,x-v).normalize(),e===Ke)n[5].setComponents(o+s,u+h,m+f,x+v).normalize();else{if(e!==Je)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);n[5].setComponents(s,h,f,v).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),Na.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),Na.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(Na)}intersectsSprite(t){return Na.center.set(0,0,0),Na.radius=.7071067811865476,Na.applyMatrix4(t.matrixWorld),this.intersectsSphere(Na)}intersectsSphere(t){const e=this.planes,n=t.center,i=-t.radius;for(let r=0;r<6;r++){const t=e[r].distanceToPoint(n);if(t<i)return!1}return!0}intersectsBox(t){const e=this.planes;for(let n=0;n<6;n++){const i=e[n];if(Ia.x=i.normal.x>0?t.max.x:t.min.x,Ia.y=i.normal.y>0?t.max.y:t.min.y,Ia.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint(Ia)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function Fa(){let 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 Ba(t){const e=new WeakMap;function n(e,n){const i=e.array,r=e.usage,a=i.byteLength,s=t.createBuffer();let o;if(t.bindBuffer(n,s),t.bufferData(n,i,r),e.onUploadCallback(),i instanceof Float32Array)o=t.FLOAT;else if(i instanceof Uint16Array)o=e.isFloat16BufferAttribute?t.HALF_FLOAT:t.UNSIGNED_SHORT;else if(i instanceof Int16Array)o=t.SHORT;else if(i instanceof Uint32Array)o=t.UNSIGNED_INT;else if(i instanceof Int32Array)o=t.INT;else if(i instanceof Int8Array)o=t.BYTE;else if(i instanceof Uint8Array)o=t.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+i);o=t.UNSIGNED_BYTE}return{buffer:s,type:o,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,size:a}}function i(e,n,i){const r=n.array,a=n.updateRanges;if(t.bindBuffer(i,e),0===a.length)t.bufferSubData(i,0,r);else{a.sort((t,e)=>t.start-e.start);let e=0;for(let t=1;t<a.length;t++){const n=a[e],i=a[t];i.start<=n.start+n.count+1?n.count=Math.max(n.count,i.start+i.count-n.start):(++e,a[e]=i)}a.length=e+1;for(let n=0,s=a.length;n<s;n++){const e=a[n];t.bufferSubData(i,e.start*r.BYTES_PER_ELEMENT,r,e.start,e.count)}n.clearUpdateRanges()}n.onUploadCallback()}function r(t){return t.isInterleavedBufferAttribute&&(t=t.data),e.get(t)}function a(n){n.isInterleavedBufferAttribute&&(n=n.data);const i=e.get(n);i&&(t.deleteBuffer(i.buffer),e.delete(n))}function s(t,r){if(t.isInterleavedBufferAttribute&&(t=t.data),t.isGLBufferAttribute){const n=e.get(t);return void((!n||n.version<t.version)&&e.set(t,{buffer:t.buffer,type:t.type,bytesPerElement:t.elementSize,version:t.version}))}const a=e.get(t);if(void 0===a)e.set(t,n(t,r));else if(a.version<t.version){if(a.size!==t.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");i(a.buffer,t,r),a.version=t.version}}return{get:r,remove:a,update:s}}class za extends Kr{constructor(t=1,e=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:i};const r=t/2,a=e/2,s=Math.floor(n),o=Math.floor(i),l=s+1,c=o+1,h=t/s,u=e/o,d=[],p=[],f=[],m=[];for(let g=0;g<c;g++){const t=g*u-a;for(let e=0;e<l;e++){const n=e*h-r;p.push(n,-t,0),f.push(0,0,1),m.push(e/s),m.push(1-g/o)}}for(let g=0;g<o;g++)for(let t=0;t<s;t++){const e=t+l*g,n=t+l*(g+1),i=t+1+l*(g+1),r=t+1+l*g;d.push(e,n,r),d.push(n,i,r)}this.setIndex(d),this.setAttribute("position",new kr(p,3)),this.setAttribute("normal",new kr(f,3)),this.setAttribute("uv",new kr(m,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new za(t.width,t.height,t.widthSegments,t.heightSegments)}}var Ha="#ifdef USE_ALPHAHASH\n\tif ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;\n#endif",Va="#ifdef USE_ALPHAHASH\n\tconst float ALPHA_HASH_SCALE = 0.05;\n\tfloat hash2D( vec2 value ) {\n\t\treturn fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );\n\t}\n\tfloat hash3D( vec3 value ) {\n\t\treturn hash2D( vec2( hash2D( value.xy ), value.z ) );\n\t}\n\tfloat getAlphaHashThreshold( vec3 position ) {\n\t\tfloat maxDeriv = max(\n\t\t\tlength( dFdx( position.xyz ) ),\n\t\t\tlength( dFdy( position.xyz ) )\n\t\t);\n\t\tfloat pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );\n\t\tvec2 pixScales = vec2(\n\t\t\texp2( floor( log2( pixScale ) ) ),\n\t\t\texp2( ceil( log2( pixScale ) ) )\n\t\t);\n\t\tvec2 alpha = vec2(\n\t\t\thash3D( floor( pixScales.x * position.xyz ) ),\n\t\t\thash3D( floor( pixScales.y * position.xyz ) )\n\t\t);\n\t\tfloat lerpFactor = fract( log2( pixScale ) );\n\t\tfloat x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;\n\t\tfloat a = min( lerpFactor, 1.0 - lerpFactor );\n\t\tvec3 cases = vec3(\n\t\t\tx * x / ( 2.0 * a * ( 1.0 - a ) ),\n\t\t\t( x - 0.5 * a ) / ( 1.0 - a ),\n\t\t\t1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )\n\t\t);\n\t\tfloat threshold = ( x < ( 1.0 - a ) )\n\t\t\t? ( ( x < a ) ? cases.x : cases.y )\n\t\t\t: cases.z;\n\t\treturn clamp( threshold , 1.0e-6, 1.0 );\n\t}\n#endif",ka="#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;\n#endif",Ga="#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",Wa="#ifdef USE_ALPHATEST\n\t#ifdef ALPHA_TO_COVERAGE\n\tdiffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );\n\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\tif ( diffuseColor.a < alphaTest ) discard;\n\t#endif\n#endif",Xa="#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",ja="#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_CLEARCOAT ) \n\t\tclearcoatSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_SHEEN ) \n\t\tsheenSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometryNormal, geometryViewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",Ya="#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",qa="#ifdef USE_BATCHING\n\t#if ! defined( GL_ANGLE_multi_draw )\n\t#define gl_DrawID _gl_DrawID\n\tuniform int _gl_DrawID;\n\t#endif\n\tuniform highp sampler2D batchingTexture;\n\tuniform highp usampler2D batchingIdTexture;\n\tmat4 getBatchingMatrix( const in float i ) {\n\t\tint size = textureSize( batchingTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n\tfloat getIndirectIndex( const in int i ) {\n\t\tint size = textureSize( batchingIdTexture, 0 ).x;\n\t\tint x = i % size;\n\t\tint y = i / size;\n\t\treturn float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );\n\t}\n#endif\n#ifdef USE_BATCHING_COLOR\n\tuniform sampler2D batchingColorTexture;\n\tvec3 getBatchingColor( const in float i ) {\n\t\tint size = textureSize( batchingColorTexture, 0 ).x;\n\t\tint j = int( i );\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\treturn texelFetch( batchingColorTexture, ivec2( x, y ), 0 ).rgb;\n\t}\n#endif",Za="#ifdef USE_BATCHING\n\tmat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );\n#endif",Ka="vec3 transformed = vec3( position );\n#ifdef USE_ALPHAHASH\n\tvPosition = vec3( position );\n#endif",Ja="vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",$a="float 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_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n} // validated",Qa="#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660,  0.0556434,\n\t\t-1.5371385,  1.8760108, -0.2040259,\n\t\t-0.4985314,  0.0415560,  1.0572252\n\t);\n\tvec3 Fresnel0ToIor( vec3 fresnel0 ) {\n\t\tvec3 sqrtF0 = sqrt( fresnel0 );\n\t\treturn ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n\t}\n\tvec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n\t}\n\tfloat IorToFresnel0( float transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n\t}\n\tvec3 evalSensitivity( float OPD, vec3 shift ) {\n\t\tfloat phase = 2.0 * PI * OPD * 1.0e-9;\n\t\tvec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n\t\tvec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n\t\tvec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n\t\tvec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n\t\txyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n\t\txyz /= 1.0685e-7;\n\t\tvec3 rgb = XYZ_TO_REC709 * xyz;\n\t\treturn rgb;\n\t}\n\tvec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n\t\tvec3 I;\n\t\tfloat iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n\t\tfloat sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n\t\tfloat cosTheta2Sq = 1.0 - sinTheta2Sq;\n\t\tif ( cosTheta2Sq < 0.0 ) {\n\t\t\treturn vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\n\t\tfloat T121 = 1.0 - R12;\n\t\tfloat phi12 = 0.0;\n\t\tif ( iridescenceIOR < outsideIOR ) phi12 = PI;\n\t\tfloat phi21 = PI - phi12;\n\t\tvec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );\t\tvec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n\t\tvec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n\t\tvec3 phi23 = vec3( 0.0 );\n\t\tif ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n\t\tif ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n\t\tif ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n\t\tfloat OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n\t\tvec3 phi = vec3( phi21 ) + phi23;\n\t\tvec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n\t\tvec3 r123 = sqrt( R123 );\n\t\tvec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n\t\tvec3 C0 = R12 + Rs;\n\t\tI = C0;\n\t\tvec3 Cm = Rs - T121;\n\t\tfor ( int m = 1; m <= 2; ++ m ) {\n\t\t\tCm *= r123;\n\t\t\tvec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n\t\t\tI += Cm * Sm;\n\t\t}\n\t\treturn max( I, vec3( 0.0 ) );\n\t}\n#endif",ts="#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vBumpMapUv );\n\t\tvec2 dSTdy = dFdy( vBumpMapUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );\n\t\tvec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );\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 ) * faceDirection;\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",es="#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",ns="#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",is="#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",rs="#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",as="#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",ss="#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",os="#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec3 vColor;\n#endif",ls="#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n\tvColor.xyz *= batchingColor.xyz;\n#endif",cs="#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; }\nvec3 pow2( const in vec3 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 max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\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 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};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\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}\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}\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}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",hs="#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",us="vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",ds="#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",ps="#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",fs="#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",ms="#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",gs="gl_FragColor = linearToOutputTexel( gl_FragColor );",_s="vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( 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 sRGBTransferOETF( 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}",vs="#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\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, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\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",xs="#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\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",ys="#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\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",Ms="#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\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",Ss="#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",Es="#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",Ts="#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",bs="#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",ws="#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\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",As="#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 vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",Rs="#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",Cs="LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",Ps="varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",Ls="uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\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 vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\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}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\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 getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.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 getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.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 getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.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 vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",Ds="#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",Us="ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",Ns="varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",Is="BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",Os="varying vec3 vViewPosition;\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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",Fs="PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).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_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",Bs="struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n    float x2 = x * x;\n    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_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}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * 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}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\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\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\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.roughness;\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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += 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}",zs="\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\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\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\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\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\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 ], geometryNormal );\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",Hs="#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",Vs="#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",ks="#if defined( USE_LOGDEPTHBUF )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",Gs="#if defined( USE_LOGDEPTHBUF )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",Ws="#ifdef USE_LOGDEPTHBUF\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",Xs="#ifdef USE_LOGDEPTHBUF\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",js="#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",Ys="#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",qs="#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",Zs="#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",Ks="float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",Js="#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",$s="#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",Qs="#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",to="#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",eo="#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",no="#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",io="float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",ro="#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).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 * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",ao="#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",so="#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",oo="#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",lo="#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",co="#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",ho="#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",uo="#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",po="#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",fo="#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",mo="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.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in 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( const in 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 depth, const in float near, const in float far ) {\n\treturn depth * ( 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 depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",go="#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",_o="vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",vo="#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",xo="#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",yo="float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",Mo="#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",So="#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#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 shadowIntensity;\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\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\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 shadowIntensity;\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 shadowIntensity, 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\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\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 mix( 1.0, shadow, shadowIntensity );\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 shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\t\n\t\tfloat lightToPositionLength = length( lightToPosition );\n\t\tif ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t\t) * ( 1.0 / 9.0 );\n\t\t\t#else\n\t\t\t\tshadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n#endif",Eo="#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#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 shadowIntensity;\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\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\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 shadowIntensity;\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",To="#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",bo="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.shadowIntensity, 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.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ 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.shadowIntensity, 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}",wo="#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",Ao="#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",Ro="#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",Co="#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",Po="float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",Lo="#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",Do="#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",Uo="#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( 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}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",No="#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",Io="#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t\n\t\t#else\n\t\t\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",Oo="#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",Fo="#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",Bo="#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",zo="#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif";const Ho="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}",Vo="uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",ko="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}",Go="#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",Wo="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}",Xo="uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",jo="#include <common>\n#include <batching_pars_vertex>\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 <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_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}",Yo="#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 <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\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 <alphahash_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#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",qo="#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <batching_pars_vertex>\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 <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_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}",Zo="#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 <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",Ko="varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",Jo="uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",$o="uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <uv_pars_vertex>\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 <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_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}",Qo="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 <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",tl="#include <common>\n#include <batching_pars_vertex>\n#include <uv_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 <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinbase_vertex>\n\t\t#include <skinnormal_vertex>\n\t\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 <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",el="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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_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 <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\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 <alphahash_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\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\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\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",nl="#define LAMBERT\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_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 <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_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 <normal_vertex>\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}",il="#define LAMBERT\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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_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 <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_lambert_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\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\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 <alphahash_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_lambert_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\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",rl="#define MATCAP\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_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 <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_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 <normal_vertex>\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}",al="#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\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 <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_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\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\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 <alphahash_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#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",sl="#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_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 <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\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( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",ol="#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <normal_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\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\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 ), diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",ll="#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_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 <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\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}",cl="#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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_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 <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\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\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\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 <alphahash_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\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",hl="#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_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 <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_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 <normal_vertex>\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#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",ul="#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include <common>\n#include <packing>\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 <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <iridescence_fragment>\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 <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <iridescence_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\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\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 <alphahash_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 <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 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include <transmission_fragment>\n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",dl="#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_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 <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_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 <normal_vertex>\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}",pl="#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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_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 <normal_pars_fragment>\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\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\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 <alphahash_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\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",fl="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>\n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_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}",ml="uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",gl="#include <common>\n#include <batching_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_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 <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",_l="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 <logdepthbuf_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}",vl="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[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\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 <fog_vertex>\n}",xl="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 <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}",yl={alphahash_fragment:Ha,alphahash_pars_fragment:Va,alphamap_fragment:ka,alphamap_pars_fragment:Ga,alphatest_fragment:Wa,alphatest_pars_fragment:Xa,aomap_fragment:ja,aomap_pars_fragment:Ya,batching_pars_vertex:qa,batching_vertex:Za,begin_vertex:Ka,beginnormal_vertex:Ja,bsdfs:$a,iridescence_fragment:Qa,bumpmap_pars_fragment:ts,clipping_planes_fragment:es,clipping_planes_pars_fragment:ns,clipping_planes_pars_vertex:is,clipping_planes_vertex:rs,color_fragment:as,color_pars_fragment:ss,color_pars_vertex:os,color_vertex:ls,common:cs,cube_uv_reflection_fragment:hs,defaultnormal_vertex:us,displacementmap_pars_vertex:ds,displacementmap_vertex:ps,emissivemap_fragment:fs,emissivemap_pars_fragment:ms,colorspace_fragment:gs,colorspace_pars_fragment:_s,envmap_fragment:vs,envmap_common_pars_fragment:xs,envmap_pars_fragment:ys,envmap_pars_vertex:Ms,envmap_physical_pars_fragment:Ds,envmap_vertex:Ss,fog_vertex:Es,fog_pars_vertex:Ts,fog_fragment:bs,fog_pars_fragment:ws,gradientmap_pars_fragment:As,lightmap_pars_fragment:Rs,lights_lambert_fragment:Cs,lights_lambert_pars_fragment:Ps,lights_pars_begin:Ls,lights_toon_fragment:Us,lights_toon_pars_fragment:Ns,lights_phong_fragment:Is,lights_phong_pars_fragment:Os,lights_physical_fragment:Fs,lights_physical_pars_fragment:Bs,lights_fragment_begin:zs,lights_fragment_maps:Hs,lights_fragment_end:Vs,logdepthbuf_fragment:ks,logdepthbuf_pars_fragment:Gs,logdepthbuf_pars_vertex:Ws,logdepthbuf_vertex:Xs,map_fragment:js,map_pars_fragment:Ys,map_particle_fragment:qs,map_particle_pars_fragment:Zs,metalnessmap_fragment:Ks,metalnessmap_pars_fragment:Js,morphinstance_vertex:$s,morphcolor_vertex:Qs,morphnormal_vertex:to,morphtarget_pars_vertex:eo,morphtarget_vertex:no,normal_fragment_begin:io,normal_fragment_maps:ro,normal_pars_fragment:ao,normal_pars_vertex:so,normal_vertex:oo,normalmap_pars_fragment:lo,clearcoat_normal_fragment_begin:co,clearcoat_normal_fragment_maps:ho,clearcoat_pars_fragment:uo,iridescence_pars_fragment:po,opaque_fragment:fo,packing:mo,premultiplied_alpha_fragment:go,project_vertex:_o,dithering_fragment:vo,dithering_pars_fragment:xo,roughnessmap_fragment:yo,roughnessmap_pars_fragment:Mo,shadowmap_pars_fragment:So,shadowmap_pars_vertex:Eo,shadowmap_vertex:To,shadowmask_pars_fragment:bo,skinbase_vertex:wo,skinning_pars_vertex:Ao,skinning_vertex:Ro,skinnormal_vertex:Co,specularmap_fragment:Po,specularmap_pars_fragment:Lo,tonemapping_fragment:Do,tonemapping_pars_fragment:Uo,transmission_fragment:No,transmission_pars_fragment:Io,uv_pars_fragment:Oo,uv_pars_vertex:Fo,uv_vertex:Bo,worldpos_vertex:zo,background_vert:Ho,background_frag:Vo,backgroundCube_vert:ko,backgroundCube_frag:Go,cube_vert:Wo,cube_frag:Xo,depth_vert:jo,depth_frag:Yo,distanceRGBA_vert:qo,distanceRGBA_frag:Zo,equirect_vert:Ko,equirect_frag:Jo,linedashed_vert:$o,linedashed_frag:Qo,meshbasic_vert:tl,meshbasic_frag:el,meshlambert_vert:nl,meshlambert_frag:il,meshmatcap_vert:rl,meshmatcap_frag:al,meshnormal_vert:sl,meshnormal_frag:ol,meshphong_vert:ll,meshphong_frag:cl,meshphysical_vert:hl,meshphysical_frag:ul,meshtoon_vert:dl,meshtoon_frag:pl,points_vert:fl,points_frag:ml,shadow_vert:gl,shadow_frag:_l,sprite_vert:vl,sprite_frag:xl},Ml={common:{diffuse:{value:new Ar(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Rn},alphaMap:{value:null},alphaMapTransform:{value:new Rn},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Rn}},envmap:{envMap:{value:null},envMapRotation:{value:new Rn},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Rn}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Rn}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Rn},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Rn},normalScale:{value:new An(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Rn},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Rn}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new Rn}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new Rn}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Ar(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new Ar(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new Rn},alphaTest:{value:0},uvTransform:{value:new Rn}},sprite:{diffuse:{value:new Ar(16777215)},opacity:{value:1},center:{value:new An(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new Rn},alphaMap:{value:null},alphaMapTransform:{value:new Rn},alphaTest:{value:0}}},Sl={basic:{uniforms:pa([Ml.common,Ml.specularmap,Ml.envmap,Ml.aomap,Ml.lightmap,Ml.fog]),vertexShader:yl.meshbasic_vert,fragmentShader:yl.meshbasic_frag},lambert:{uniforms:pa([Ml.common,Ml.specularmap,Ml.envmap,Ml.aomap,Ml.lightmap,Ml.emissivemap,Ml.bumpmap,Ml.normalmap,Ml.displacementmap,Ml.fog,Ml.lights,{emissive:{value:new Ar(0)}}]),vertexShader:yl.meshlambert_vert,fragmentShader:yl.meshlambert_frag},phong:{uniforms:pa([Ml.common,Ml.specularmap,Ml.envmap,Ml.aomap,Ml.lightmap,Ml.emissivemap,Ml.bumpmap,Ml.normalmap,Ml.displacementmap,Ml.fog,Ml.lights,{emissive:{value:new Ar(0)},specular:{value:new Ar(1118481)},shininess:{value:30}}]),vertexShader:yl.meshphong_vert,fragmentShader:yl.meshphong_frag},standard:{uniforms:pa([Ml.common,Ml.envmap,Ml.aomap,Ml.lightmap,Ml.emissivemap,Ml.bumpmap,Ml.normalmap,Ml.displacementmap,Ml.roughnessmap,Ml.metalnessmap,Ml.fog,Ml.lights,{emissive:{value:new Ar(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:yl.meshphysical_vert,fragmentShader:yl.meshphysical_frag},toon:{uniforms:pa([Ml.common,Ml.aomap,Ml.lightmap,Ml.emissivemap,Ml.bumpmap,Ml.normalmap,Ml.displacementmap,Ml.gradientmap,Ml.fog,Ml.lights,{emissive:{value:new 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t=(this.right-this.left)/this.view.fullWidth/this.zoom,e=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=t*this.view.offsetX,a=r+t*this.view.width,s-=e*this.view.offsetY,o=s-e*this.view.height}this.projectionMatrix.makeOrthographic(r,a,s,o,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(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}}const Ul=4,Nl=[.125,.215,.35,.446,.526,.582],Il=20,Ol=new Dl,Fl=new Ar;let Bl=null,zl=0,Hl=0,Vl=!1;const kl=(1+Math.sqrt(5))/2,Gl=1/kl,Wl=[new ai(-kl,Gl,0),new ai(kl,Gl,0),new ai(-Gl,0,kl),new ai(Gl,0,kl),new ai(0,kl,-Gl),new ai(0,kl,Gl),new ai(-1,1,-1),new ai(1,1,-1),new ai(-1,1,1),new ai(1,1,1)];class Xl{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,n=.1,i=100){Bl=this._renderer.getRenderTarget(),zl=this._renderer.getActiveCubeFace(),Hl=this._renderer.getActiveMipmapLevel(),Vl=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(256);const r=this._allocateTargets();return r.depthBuffer=!0,this._sceneToCubeUV(t,n,i,r),e>0&&this._blur(r,0,0,e),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(t,e=null){return this._fromTexture(t,e)}fromCubemap(t,e=null){return this._fromTexture(t,e)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Jl(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Kl(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(t){this._lodMax=Math.floor(Math.log2(t)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let t=0;t<this._lodPlanes.length;t++)this._lodPlanes[t].dispose()}_cleanup(t){this._renderer.setRenderTarget(Bl,zl,Hl),this._renderer.xr.enabled=Vl,t.scissorTest=!1,ql(t,0,0,t.width,t.height)}_fromTexture(t,e){t.mapping===ot||t.mapping===lt?this._setSize(0===t.image.length?16:t.image[0].width||t.image[0].image.width):this._setSize(t.image.width/4),Bl=this._renderer.getRenderTarget(),zl=this._renderer.getActiveCubeFace(),Hl=this._renderer.getActiveMipmapLevel(),Vl=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;const n=e||this._allocateTargets();return this._textureToCubeUV(t,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const t=3*Math.max(this._cubeSize,112),e=4*this._cubeSize,n={magFilter:vt,minFilter:vt,generateMipmaps:!1,type:Rt,format:It,colorSpace:Ie,depthBuffer:!1},i=Yl(t,e,n);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==t||this._pingPongRenderTarget.height!==e){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=Yl(t,e,n);const{_lodMax:i}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=jl(i)),this._blurMaterial=Zl(i,t,e)}return i}_compileMaterial(t){const e=new la(this._lodPlanes[0],t);this._renderer.compile(e,Ol)}_sceneToCubeUV(t,e,n,i){const r=90,a=1,s=new Ta(r,a,e,n),o=[1,-1,1,1,1,1],l=[1,1,1,-1,-1,-1],c=this._renderer,h=c.autoClear,u=c.toneMapping;c.getClearColor(Fl),c.toneMapping=$,c.autoClear=!1;const d=new Lr({name:"PMREM.Background",side:p,depthWrite:!1,depthTest:!1}),f=new la(new ua,d);let m=!1;const g=t.background;g?g.isColor&&(d.color.copy(g),t.background=null,m=!0):(d.color.copy(Fl),m=!0);for(let p=0;p<6;p++){const e=p%3;0===e?(s.up.set(0,o[p],0),s.lookAt(l[p],0,0)):1===e?(s.up.set(0,0,o[p]),s.lookAt(0,l[p],0)):(s.up.set(0,o[p],0),s.lookAt(0,0,l[p]));const n=this._cubeSize;ql(i,e*n,p>2?n:0,n,n),c.setRenderTarget(i),m&&c.render(f,s),c.render(t,s)}f.geometry.dispose(),f.material.dispose(),c.toneMapping=u,c.autoClear=h,t.background=g}_textureToCubeUV(t,e){const n=this._renderer,i=t.mapping===ot||t.mapping===lt;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=Jl()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===t.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=Kl());const r=i?this._cubemapMaterial:this._equirectMaterial,a=new la(this._lodPlanes[0],r),s=r.uniforms;s["envMap"].value=t;const o=this._cubeSize;ql(e,0,0,3*o,2*o),n.setRenderTarget(e),n.render(a,Ol)}_applyPMREM(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;const i=this._lodPlanes.length;for(let r=1;r<i;r++){const e=Math.sqrt(this._sigmas[r]*this._sigmas[r]-this._sigmas[r-1]*this._sigmas[r-1]),n=Wl[(i-r-1)%Wl.length];this._blur(t,r-1,r,e,n)}e.autoClear=n}_blur(t,e,n,i,r){const a=this._pingPongRenderTarget;this._halfBlur(t,a,e,n,i,"latitudinal",r),this._halfBlur(a,t,n,n,i,"longitudinal",r)}_halfBlur(t,e,n,i,r,a,s){const o=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&console.error("blur direction must be either latitudinal or longitudinal!");const c=3,h=new la(this._lodPlanes[i],l),u=l.uniforms,d=this._sizeLods[n]-1,p=isFinite(r)?Math.PI/(2*d):2*Math.PI/(2*Il-1),f=r/p,m=isFinite(r)?1+Math.floor(c*f):Il;m>Il&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to ${Il}`);const g=[];let _=0;for(let S=0;S<Il;++S){const t=S/f,e=Math.exp(-t*t/2);g.push(e),0===S?_+=e:S<m&&(_+=2*e)}for(let S=0;S<g.length;S++)g[S]=g[S]/_;u["envMap"].value=t.texture,u["samples"].value=m,u["weights"].value=g,u["latitudinal"].value="latitudinal"===a,s&&(u["poleAxis"].value=s);const{_lodMax:v}=this;u["dTheta"].value=p,u["mipInt"].value=v-n;const x=this._sizeLods[i],y=3*x*(i>v-Ul?i-v+Ul:0),M=4*(this._cubeSize-x);ql(e,y,M,3*x,2*x),o.setRenderTarget(e),o.render(h,Ol)}}function jl(t){const e=[],n=[],i=[];let r=t;const a=t-Ul+1+Nl.length;for(let s=0;s<a;s++){const a=Math.pow(2,r);n.push(a);let o=1/a;s>t-Ul?o=Nl[s-t+Ul-1]:0===s&&(o=0),i.push(o);const l=1/(a-2),c=-l,h=1+l,u=[c,c,h,c,h,h,c,c,h,h,c,h],d=6,p=6,f=3,m=2,g=1,_=new Float32Array(f*p*d),v=new Float32Array(m*p*d),x=new Float32Array(g*p*d);for(let t=0;t<d;t++){const e=t%3*2/3-1,n=t>2?0:-1,i=[e,n,0,e+2/3,n,0,e+2/3,n+1,0,e,n,0,e+2/3,n+1,0,e,n+1,0];_.set(i,f*p*t),v.set(u,m*p*t);const r=[t,t,t,t,t,t];x.set(r,g*p*t)}const y=new Kr;y.setAttribute("position",new zr(_,f)),y.setAttribute("uv",new zr(v,m)),y.setAttribute("faceIndex",new zr(x,g)),e.push(y),r>Ul&&r--}return{lodPlanes:e,sizeLods:n,sigmas:i}}function Yl(t,e,n){const i=new ei(t,e,n);return i.texture.mapping=ut,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function ql(t,e,n,i,r){t.viewport.set(e,n,i,r),t.scissor.set(e,n,i,r)}function Zl(t,e,n){const i=new Float32Array(Il),r=new ai(0,1,0),a=new xa({name:"SphericalGaussianBlur",defines:{n:Il,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:t+".0"},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:$l(),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#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}\n\t\t",blending:m,depthTest:!1,depthWrite:!1});return a}function Kl(){return new xa({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:$l(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:m,depthTest:!1,depthWrite:!1})}function Jl(){return new xa({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:$l(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:m,depthTest:!1,depthWrite:!1})}function $l(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\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"}function Ql(t){let e=new WeakMap,n=null;function i(i){if(i&&i.isTexture){const s=i.mapping,o=s===ct||s===ht,l=s===ot||s===lt;if(o||l){let s=e.get(i);const c=void 0!==s?s.texture.pmremVersion:0;if(i.isRenderTargetTexture&&i.pmremVersion!==c)return null===n&&(n=new Xl(t)),s=o?n.fromEquirectangular(i,s):n.fromCubemap(i,s),s.texture.pmremVersion=i.pmremVersion,e.set(i,s),s.texture;if(void 0!==s)return s.texture;{const c=i.image;return o&&c&&c.height>0||l&&c&&r(c)?(null===n&&(n=new Xl(t)),s=o?n.fromEquirectangular(i):n.fromCubemap(i),s.texture.pmremVersion=i.pmremVersion,e.set(i,s),i.addEventListener("dispose",a),s.texture):null}}}return i}function r(t){let e=0;const n=6;for(let i=0;i<n;i++)void 0!==t[i]&&e++;return e===n}function a(t){const n=t.target;n.removeEventListener("dispose",a);const i=e.get(n);void 0!==i&&(e.delete(n),i.dispose())}function s(){e=new WeakMap,null!==n&&(n.dispose(),n=null)}return{get:i,dispose:s}}function tc(t){const e={};function n(n){if(void 0!==e[n])return e[n];let 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}return{has:function(t){return null!==n(t)},init:function(){n("EXT_color_buffer_float"),n("WEBGL_clip_cull_distance"),n("OES_texture_float_linear"),n("EXT_color_buffer_half_float"),n("WEBGL_multisampled_render_to_texture"),n("WEBGL_render_shared_exponent")},get:function(t){const e=n(t);return null===e&&Nn("THREE.WebGLRenderer: "+t+" extension not supported."),e}}}function ec(t,e,n,i){const r={},a=new WeakMap;function s(t){const o=t.target;null!==o.index&&e.remove(o.index);for(const n in o.attributes)e.remove(o.attributes[n]);for(const n in o.morphAttributes){const t=o.morphAttributes[n];for(let n=0,i=t.length;n<i;n++)e.remove(t[n])}o.removeEventListener("dispose",s),delete r[o.id];const l=a.get(o);l&&(e.remove(l),a.delete(o)),i.releaseStatesOfGeometry(o),!0===o.isInstancedBufferGeometry&&delete o._maxInstanceCount,n.memory.geometries--}function o(t,e){return!0===r[e.id]||(e.addEventListener("dispose",s),r[e.id]=!0,n.memory.geometries++),e}function l(n){const i=n.attributes;for(const a in i)e.update(i[a],t.ARRAY_BUFFER);const r=n.morphAttributes;for(const a in r){const n=r[a];for(let i=0,r=n.length;i<r;i++)e.update(n[i],t.ARRAY_BUFFER)}}function c(t){const n=[],i=t.index,r=t.attributes.position;let s=0;if(null!==i){const t=i.array;s=i.version;for(let e=0,i=t.length;e<i;e+=3){const i=t[e+0],r=t[e+1],a=t[e+2];n.push(i,r,r,a,a,i)}}else{if(void 0===r)return;{const t=r.array;s=r.version;for(let e=0,i=t.length/3-1;e<i;e+=3){const t=e+0,i=e+1,r=e+2;n.push(t,i,i,r,r,t)}}}const o=new(Pn(n)?Vr:Hr)(n,1);o.version=s;const l=a.get(t);l&&e.remove(l),a.set(t,o)}function h(t){const e=a.get(t);if(e){const n=t.index;null!==n&&e.version<n.version&&c(t)}else c(t);return a.get(t)}return{get:o,update:l,getWireframeAttribute:h}}function nc(t,e,n){let i,r,a;function s(t){i=t}function o(t){r=t.type,a=t.bytesPerElement}function l(e,s){t.drawElements(i,s,r,e*a),n.update(s,i,1)}function c(e,s,o){0!==o&&(t.drawElementsInstanced(i,s,r,e*a,o),n.update(s,i,o))}function h(t,a,s){if(0===s)return;const o=e.get("WEBGL_multi_draw");o.multiDrawElementsWEBGL(i,a,0,r,t,0,s);let l=0;for(let e=0;e<s;e++)l+=a[e];n.update(l,i,1)}function u(t,s,o,l){if(0===o)return;const h=e.get("WEBGL_multi_draw");if(null===h)for(let e=0;e<t.length;e++)c(t[e]/a,s[e],l[e]);else{h.multiDrawElementsInstancedWEBGL(i,s,0,r,t,0,l,0,o);let e=0;for(let t=0;t<o;t++)e+=s[t]*l[t];n.update(e,i,1)}}this.setMode=s,this.setIndex=o,this.render=l,this.renderInstances=c,this.renderMultiDraw=h,this.renderMultiDrawInstances=u}function ic(t){const e={geometries:0,textures:0},n={frame:0,calls:0,triangles:0,points:0,lines:0};function i(e,i,r){switch(n.calls++,i){case t.TRIANGLES:n.triangles+=r*(e/3);break;case t.LINES:n.lines+=r*(e/2);break;case t.LINE_STRIP:n.lines+=r*(e-1);break;case t.LINE_LOOP:n.lines+=r*e;break;case t.POINTS:n.points+=r*e;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",i);break}}function r(){n.calls=0,n.triangles=0,n.points=0,n.lines=0}return{memory:e,render:n,programs:null,autoReset:!0,reset:r,update:i}}function rc(t,e,n){const i=new WeakMap,r=new Qn;function a(a,s,o){const l=a.morphTargetInfluences,c=s.morphAttributes.position||s.morphAttributes.normal||s.morphAttributes.color,h=void 0!==c?c.length:0;let u=i.get(s);if(void 0===u||u.count!==h){void 0!==u&&u.texture.dispose();const t=void 0!==s.morphAttributes.position,n=void 0!==s.morphAttributes.normal,a=void 0!==s.morphAttributes.color,o=s.morphAttributes.position||[],l=s.morphAttributes.normal||[],c=s.morphAttributes.color||[];let p=0;!0===t&&(p=1),!0===n&&(p=2),!0===a&&(p=3);let f=s.attributes.position.count*p,m=1;f>e.maxTextureSize&&(m=Math.ceil(f/e.maxTextureSize),f=e.maxTextureSize);const g=new Float32Array(f*m*4*h),_=new ni(g,f,m,h);_.type=At,_.needsUpdate=!0;const v=4*p;for(let e=0;e<h;e++){const i=o[e],s=l[e],h=c[e],u=f*m*4*e;for(let e=0;e<i.count;e++){const o=e*v;!0===t&&(r.fromBufferAttribute(i,e),g[u+o+0]=r.x,g[u+o+1]=r.y,g[u+o+2]=r.z,g[u+o+3]=0),!0===n&&(r.fromBufferAttribute(s,e),g[u+o+4]=r.x,g[u+o+5]=r.y,g[u+o+6]=r.z,g[u+o+7]=0),!0===a&&(r.fromBufferAttribute(h,e),g[u+o+8]=r.x,g[u+o+9]=r.y,g[u+o+10]=r.z,g[u+o+11]=4===h.itemSize?r.w:1)}}function d(){_.dispose(),i.delete(s),s.removeEventListener("dispose",d)}u={count:h,texture:_,size:new An(f,m)},i.set(s,u),s.addEventListener("dispose",d)}if(!0===a.isInstancedMesh&&null!==a.morphTexture)o.getUniforms().setValue(t,"morphTexture",a.morphTexture,n);else{let e=0;for(let t=0;t<l.length;t++)e+=l[t];const n=s.morphTargetsRelative?1:1-e;o.getUniforms().setValue(t,"morphTargetBaseInfluence",n),o.getUniforms().setValue(t,"morphTargetInfluences",l)}o.getUniforms().setValue(t,"morphTargetsTexture",u.texture,n),o.getUniforms().setValue(t,"morphTargetsTextureSize",u.size)}return{update:a}}function ac(t,e,n,i){let r=new WeakMap;function a(a){const s=i.render.frame,l=a.geometry,c=e.get(a,l);if(r.get(c)!==s&&(e.update(c),r.set(c,s)),a.isInstancedMesh&&(!1===a.hasEventListener("dispose",o)&&a.addEventListener("dispose",o),r.get(a)!==s&&(n.update(a.instanceMatrix,t.ARRAY_BUFFER),null!==a.instanceColor&&n.update(a.instanceColor,t.ARRAY_BUFFER),r.set(a,s))),a.isSkinnedMesh){const t=a.skeleton;r.get(t)!==s&&(t.update(),r.set(t,s))}return c}function s(){r=new WeakMap}function o(t){const e=t.target;e.removeEventListener("dispose",o),n.remove(e.instanceMatrix),null!==e.instanceColor&&n.remove(e.instanceColor)}return{update:a,dispose:s}}class sc extends $n{constructor(t,e,n,i,r,a,s,o,l,c=Bt){if(c!==Bt&&c!==zt)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&c===Bt&&(n=wt),void 0===n&&c===zt&&(n=Lt),super(null,i,r,a,s,o,c,n,l),this.isDepthTexture=!0,this.image={width:t,height:e},this.magFilter=void 0!==s?s:mt,this.minFilter=void 0!==o?o:mt,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}const oc=new $n,lc=new sc(1,1),cc=new ni,hc=new ii,uc=new Ra,dc=[],pc=[],fc=new Float32Array(16),mc=new Float32Array(9),gc=new Float32Array(4);function _c(t,e,n){const i=t[0];if(i<=0||i>0)return t;const r=e*n;let a=dc[r];if(void 0===a&&(a=new Float32Array(r),dc[r]=a),0!==e){i.toArray(a,0);for(let i=1,r=0;i!==e;++i)r+=n,t[i].toArray(a,r)}return a}function vc(t,e){if(t.length!==e.length)return!1;for(let n=0,i=t.length;n<i;n++)if(t[n]!==e[n])return!1;return!0}function xc(t,e){for(let n=0,i=e.length;n<i;n++)t[n]=e[n]}function yc(t,e){let n=pc[e];void 0===n&&(n=new Int32Array(e),pc[e]=n);for(let i=0;i!==e;++i)n[i]=t.allocateTextureUnit();return n}function Mc(t,e){const n=this.cache;n[0]!==e&&(t.uniform1f(this.addr,e),n[0]=e)}function Sc(t,e){const n=this.cache;if(void 0!==e.x)n[0]===e.x&&n[1]===e.y||(t.uniform2f(this.addr,e.x,e.y),n[0]=e.x,n[1]=e.y);else{if(vc(n,e))return;t.uniform2fv(this.addr,e),xc(n,e)}}function Ec(t,e){const n=this.cache;if(void 0!==e.x)n[0]===e.x&&n[1]===e.y&&n[2]===e.z||(t.uniform3f(this.addr,e.x,e.y,e.z),n[0]=e.x,n[1]=e.y,n[2]=e.z);else if(void 0!==e.r)n[0]===e.r&&n[1]===e.g&&n[2]===e.b||(t.uniform3f(this.addr,e.r,e.g,e.b),n[0]=e.r,n[1]=e.g,n[2]=e.b);else{if(vc(n,e))return;t.uniform3fv(this.addr,e),xc(n,e)}}function Tc(t,e){const n=this.cache;if(void 0!==e.x)n[0]===e.x&&n[1]===e.y&&n[2]===e.z&&n[3]===e.w||(t.uniform4f(this.addr,e.x,e.y,e.z,e.w),n[0]=e.x,n[1]=e.y,n[2]=e.z,n[3]=e.w);else{if(vc(n,e))return;t.uniform4fv(this.addr,e),xc(n,e)}}function bc(t,e){const n=this.cache,i=e.elements;if(void 0===i){if(vc(n,e))return;t.uniformMatrix2fv(this.addr,!1,e),xc(n,e)}else{if(vc(n,i))return;gc.set(i),t.uniformMatrix2fv(this.addr,!1,gc),xc(n,i)}}function wc(t,e){const n=this.cache,i=e.elements;if(void 0===i){if(vc(n,e))return;t.uniformMatrix3fv(this.addr,!1,e),xc(n,e)}else{if(vc(n,i))return;mc.set(i),t.uniformMatrix3fv(this.addr,!1,mc),xc(n,i)}}function Ac(t,e){const n=this.cache,i=e.elements;if(void 0===i){if(vc(n,e))return;t.uniformMatrix4fv(this.addr,!1,e),xc(n,e)}else{if(vc(n,i))return;fc.set(i),t.uniformMatrix4fv(this.addr,!1,fc),xc(n,i)}}function Rc(t,e){const n=this.cache;n[0]!==e&&(t.uniform1i(this.addr,e),n[0]=e)}function Cc(t,e){const n=this.cache;if(void 0!==e.x)n[0]===e.x&&n[1]===e.y||(t.uniform2i(this.addr,e.x,e.y),n[0]=e.x,n[1]=e.y);else{if(vc(n,e))return;t.uniform2iv(this.addr,e),xc(n,e)}}function Pc(t,e){const n=this.cache;if(void 0!==e.x)n[0]===e.x&&n[1]===e.y&&n[2]===e.z||(t.uniform3i(this.addr,e.x,e.y,e.z),n[0]=e.x,n[1]=e.y,n[2]=e.z);else{if(vc(n,e))return;t.uniform3iv(this.addr,e),xc(n,e)}}function Lc(t,e){const n=this.cache;if(void 0!==e.x)n[0]===e.x&&n[1]===e.y&&n[2]===e.z&&n[3]===e.w||(t.uniform4i(this.addr,e.x,e.y,e.z,e.w),n[0]=e.x,n[1]=e.y,n[2]=e.z,n[3]=e.w);else{if(vc(n,e))return;t.uniform4iv(this.addr,e),xc(n,e)}}function Dc(t,e){const n=this.cache;n[0]!==e&&(t.uniform1ui(this.addr,e),n[0]=e)}function Uc(t,e){const n=this.cache;if(void 0!==e.x)n[0]===e.x&&n[1]===e.y||(t.uniform2ui(this.addr,e.x,e.y),n[0]=e.x,n[1]=e.y);else{if(vc(n,e))return;t.uniform2uiv(this.addr,e),xc(n,e)}}function Nc(t,e){const n=this.cache;if(void 0!==e.x)n[0]===e.x&&n[1]===e.y&&n[2]===e.z||(t.uniform3ui(this.addr,e.x,e.y,e.z),n[0]=e.x,n[1]=e.y,n[2]=e.z);else{if(vc(n,e))return;t.uniform3uiv(this.addr,e),xc(n,e)}}function Ic(t,e){const n=this.cache;if(void 0!==e.x)n[0]===e.x&&n[1]===e.y&&n[2]===e.z&&n[3]===e.w||(t.uniform4ui(this.addr,e.x,e.y,e.z,e.w),n[0]=e.x,n[1]=e.y,n[2]=e.z,n[3]=e.w);else{if(vc(n,e))return;t.uniform4uiv(this.addr,e),xc(n,e)}}function Oc(t,e,n){const i=this.cache,r=n.allocateTextureUnit();let a;i[0]!==r&&(t.uniform1i(this.addr,r),i[0]=r),this.type===t.SAMPLER_2D_SHADOW?(lc.compareFunction=Ge,a=lc):a=oc,n.setTexture2D(e||a,r)}function Fc(t,e,n){const i=this.cache,r=n.allocateTextureUnit();i[0]!==r&&(t.uniform1i(this.addr,r),i[0]=r),n.setTexture3D(e||hc,r)}function Bc(t,e,n){const i=this.cache,r=n.allocateTextureUnit();i[0]!==r&&(t.uniform1i(this.addr,r),i[0]=r),n.setTextureCube(e||uc,r)}function zc(t,e,n){const i=this.cache,r=n.allocateTextureUnit();i[0]!==r&&(t.uniform1i(this.addr,r),i[0]=r),n.setTexture2DArray(e||cc,r)}function Hc(t){switch(t){case 5126:return Mc;case 35664:return Sc;case 35665:return Ec;case 35666:return Tc;case 35674:return bc;case 35675:return wc;case 35676:return Ac;case 5124:case 35670:return Rc;case 35667:case 35671:return Cc;case 35668:case 35672:return Pc;case 35669:case 35673:return Lc;case 5125:return Dc;case 36294:return Uc;case 36295:return Nc;case 36296:return Ic;case 35678:case 36198:case 36298:case 36306:case 35682:return Oc;case 35679:case 36299:case 36307:return Fc;case 35680:case 36300:case 36308:case 36293:return Bc;case 36289:case 36303:case 36311:case 36292:return zc}}function Vc(t,e){t.uniform1fv(this.addr,e)}function kc(t,e){const n=_c(e,this.size,2);t.uniform2fv(this.addr,n)}function Gc(t,e){const n=_c(e,this.size,3);t.uniform3fv(this.addr,n)}function Wc(t,e){const n=_c(e,this.size,4);t.uniform4fv(this.addr,n)}function Xc(t,e){const n=_c(e,this.size,4);t.uniformMatrix2fv(this.addr,!1,n)}function jc(t,e){const n=_c(e,this.size,9);t.uniformMatrix3fv(this.addr,!1,n)}function Yc(t,e){const n=_c(e,this.size,16);t.uniformMatrix4fv(this.addr,!1,n)}function qc(t,e){t.uniform1iv(this.addr,e)}function Zc(t,e){t.uniform2iv(this.addr,e)}function Kc(t,e){t.uniform3iv(this.addr,e)}function Jc(t,e){t.uniform4iv(this.addr,e)}function $c(t,e){t.uniform1uiv(this.addr,e)}function Qc(t,e){t.uniform2uiv(this.addr,e)}function th(t,e){t.uniform3uiv(this.addr,e)}function eh(t,e){t.uniform4uiv(this.addr,e)}function nh(t,e,n){const i=this.cache,r=e.length,a=yc(n,r);vc(i,a)||(t.uniform1iv(this.addr,a),xc(i,a));for(let s=0;s!==r;++s)n.setTexture2D(e[s]||oc,a[s])}function ih(t,e,n){const i=this.cache,r=e.length,a=yc(n,r);vc(i,a)||(t.uniform1iv(this.addr,a),xc(i,a));for(let s=0;s!==r;++s)n.setTexture3D(e[s]||hc,a[s])}function rh(t,e,n){const i=this.cache,r=e.length,a=yc(n,r);vc(i,a)||(t.uniform1iv(this.addr,a),xc(i,a));for(let s=0;s!==r;++s)n.setTextureCube(e[s]||uc,a[s])}function ah(t,e,n){const i=this.cache,r=e.length,a=yc(n,r);vc(i,a)||(t.uniform1iv(this.addr,a),xc(i,a));for(let s=0;s!==r;++s)n.setTexture2DArray(e[s]||cc,a[s])}function sh(t){switch(t){case 5126:return Vc;case 35664:return kc;case 35665:return Gc;case 35666:return Wc;case 35674:return Xc;case 35675:return jc;case 35676:return Yc;case 5124:case 35670:return qc;case 35667:case 35671:return Zc;case 35668:case 35672:return Kc;case 35669:case 35673:return Jc;case 5125:return $c;case 36294:return Qc;case 36295:return th;case 36296:return eh;case 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t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder: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 Jh(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 $h(){const t=[];let e=0;const n=[],i=[],r=[];function a(){e=0,n.length=0,i.length=0,r.length=0}function s(n,i,r,a,s,o){let l=t[e];return void 0===l?(l={id:n.id,object:n,geometry:i,material:r,groupOrder:a,renderOrder:n.renderOrder,z:s,group:o},t[e]=l):(l.id=n.id,l.object=n,l.geometry=i,l.material=r,l.groupOrder=a,l.renderOrder=n.renderOrder,l.z=s,l.group=o),e++,l}function o(t,e,a,o,l,c){const h=s(t,e,a,o,l,c);a.transmission>0?i.push(h):!0===a.transparent?r.push(h):n.push(h)}function l(t,e,a,o,l,c){const h=s(t,e,a,o,l,c);a.transmission>0?i.unshift(h):!0===a.transparent?r.unshift(h):n.unshift(h)}function 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tu,n=eu(),i={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1,numLightProbes:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0,numLightProbes:0};for(let c=0;c<9;c++)i.probe.push(new ai);const r=new ai,a=new Ii,s=new Ii;function o(r){let a=0,s=0,o=0;for(let t=0;t<9;t++)i.probe[t].set(0,0,0);let l=0,c=0,h=0,u=0,d=0,p=0,f=0,m=0,g=0,_=0,v=0;r.sort(iu);for(let t=0,y=r.length;t<y;t++){const x=r[t],y=x.color,M=x.intensity,S=x.distance,E=x.shadow&&x.shadow.map?x.shadow.map.texture:null;if(x.isAmbientLight)a+=y.r*M,s+=y.g*M,o+=y.b*M;else if(x.isLightProbe){for(let t=0;t<9;t++)i.probe[t].addScaledVector(x.sh.coefficients[t],M);v++}else if(x.isDirectionalLight){const t=e.get(x);if(t.color.copy(x.color).multiplyScalar(x.intensity),x.castShadow){const t=x.shadow,e=n.get(x);e.shadowIntensity=t.intensity,e.shadowBias=t.bias,e.shadowNormalBias=t.normalBias,e.shadowRadius=t.radius,e.shadowMapSize=t.mapSize,i.directionalShadow[l]=e,i.directionalShadowMap[l]=E,i.directionalShadowMatrix[l]=x.shadow.matrix,p++}i.directional[l]=t,l++}else if(x.isSpotLight){const t=e.get(x);t.position.setFromMatrixPosition(x.matrixWorld),t.color.copy(y).multiplyScalar(M),t.distance=S,t.coneCos=Math.cos(x.angle),t.penumbraCos=Math.cos(x.angle*(1-x.penumbra)),t.decay=x.decay,i.spot[h]=t;const r=x.shadow;if(x.map&&(i.spotLightMap[g]=x.map,g++,r.updateMatrices(x),x.castShadow&&_++),i.spotLightMatrix[h]=r.matrix,x.castShadow){const t=n.get(x);t.shadowIntensity=r.intensity,t.shadowBias=r.bias,t.shadowNormalBias=r.normalBias,t.shadowRadius=r.radius,t.shadowMapSize=r.mapSize,i.spotShadow[h]=t,i.spotShadowMap[h]=E,m++}h++}else if(x.isRectAreaLight){const t=e.get(x);t.color.copy(y).multiplyScalar(M),t.halfWidth.set(.5*x.width,0,0),t.halfHeight.set(0,.5*x.height,0),i.rectArea[u]=t,u++}else if(x.isPointLight){const t=e.get(x);if(t.color.copy(x.color).multiplyScalar(x.intensity),t.distance=x.distance,t.decay=x.decay,x.castShadow){const t=x.shadow,e=n.get(x);e.shadowIntensity=t.intensity,e.shadowBias=t.bias,e.shadowNormalBias=t.normalBias,e.shadowRadius=t.radius,e.shadowMapSize=t.mapSize,e.shadowCameraNear=t.camera.near,e.shadowCameraFar=t.camera.far,i.pointShadow[c]=e,i.pointShadowMap[c]=E,i.pointShadowMatrix[c]=x.shadow.matrix,f++}i.point[c]=t,c++}else if(x.isHemisphereLight){const t=e.get(x);t.skyColor.copy(x.color).multiplyScalar(M),t.groundColor.copy(x.groundColor).multiplyScalar(M),i.hemi[d]=t,d++}}u>0&&(!0===t.has("OES_texture_float_linear")?(i.rectAreaLTC1=Ml.LTC_FLOAT_1,i.rectAreaLTC2=Ml.LTC_FLOAT_2):(i.rectAreaLTC1=Ml.LTC_HALF_1,i.rectAreaLTC2=Ml.LTC_HALF_2)),i.ambient[0]=a,i.ambient[1]=s,i.ambient[2]=o;const x=i.hash;x.directionalLength===l&&x.pointLength===c&&x.spotLength===h&&x.rectAreaLength===u&&x.hemiLength===d&&x.numDirectionalShadows===p&&x.numPointShadows===f&&x.numSpotShadows===m&&x.numSpotMaps===g&&x.numLightProbes===v||(i.directional.length=l,i.spot.length=h,i.rectArea.length=u,i.point.length=c,i.hemi.length=d,i.directionalShadow.length=p,i.directionalShadowMap.length=p,i.pointShadow.length=f,i.pointShadowMap.length=f,i.spotShadow.length=m,i.spotShadowMap.length=m,i.directionalShadowMatrix.length=p,i.pointShadowMatrix.length=f,i.spotLightMatrix.length=m+g-_,i.spotLightMap.length=g,i.numSpotLightShadowsWithMaps=_,i.numLightProbes=v,x.directionalLength=l,x.pointLength=c,x.spotLength=h,x.rectAreaLength=u,x.hemiLength=d,x.numDirectionalShadows=p,x.numPointShadows=f,x.numSpotShadows=m,x.numSpotMaps=g,x.numLightProbes=v,i.version=nu++)}function l(t,e){let n=0,o=0,l=0,c=0,h=0;const u=e.matrixWorldInverse;for(let d=0,p=t.length;d<p;d++){const e=t[d];if(e.isDirectionalLight){const t=i.directional[n];t.direction.setFromMatrixPosition(e.matrixWorld),r.setFromMatrixPosition(e.target.matrixWorld),t.direction.sub(r),t.direction.transformDirection(u),n++}else if(e.isSpotLight){const t=i.spot[l];t.position.setFromMatrixPosition(e.matrixWorld),t.position.applyMatrix4(u),t.direction.setFromMatrixPosition(e.matrixWorld),r.setFromMatrixPosition(e.target.matrixWorld),t.direction.sub(r),t.direction.transformDirection(u),l++}else if(e.isRectAreaLight){const t=i.rectArea[c];t.position.setFromMatrixPosition(e.matrixWorld),t.position.applyMatrix4(u),s.identity(),a.copy(e.matrixWorld),a.premultiply(u),s.extractRotation(a),t.halfWidth.set(.5*e.width,0,0),t.halfHeight.set(0,.5*e.height,0),t.halfWidth.applyMatrix4(s),t.halfHeight.applyMatrix4(s),c++}else if(e.isPointLight){const t=i.point[o];t.position.setFromMatrixPosition(e.matrixWorld),t.position.applyMatrix4(u),o++}else if(e.isHemisphereLight){const t=i.hemi[h];t.direction.setFromMatrixPosition(e.matrixWorld),t.direction.transformDirection(u),h++}}}return{setup:o,setupView:l,state:i}}function au(t){const e=new ru(t),n=[],i=[];function r(t){c.camera=t,n.length=0,i.length=0}function a(t){n.push(t)}function s(t){i.push(t)}function o(){e.setup(n)}function l(t){e.setupView(n,t)}const c={lightsArray:n,shadowsArray:i,camera:null,lights:e,transmissionRenderTarget:{}};return{init:r,state:c,setupLights:o,setupLightsView:l,pushLight:a,pushShadow:s}}function su(t){let e=new WeakMap;function n(n,i=0){const r=e.get(n);let a;return void 0===r?(a=new au(t),e.set(n,[a])):i>=r.length?(a=new au(t),r.push(a)):a=r[i],a}function i(){e=new WeakMap}return{get:n,dispose:i}}class ou extends Pr{static get type(){return"MeshDepthMaterial"}constructor(t){super(),this.isMeshDepthMaterial=!0,this.depthPacking=Ce,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,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}}class lu extends Pr{static get type(){return"MeshDistanceMaterial"}constructor(t){super(),this.isMeshDistanceMaterial=!0,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}const cu="void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",hu="uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n\tconst float samples = float( VSM_SAMPLES );\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}";function uu(t,e,n){let i=new Oa;const r=new An,a=new An,s=new Qn,o=new ou({depthPacking:Pe}),l=new lu,h={},g=n.maxTextureSize,_={[d]:p,[p]:d,[f]:f},v=new xa({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new An},radius:{value:4}},vertexShader:cu,fragmentShader:hu}),x=v.clone();x.defines.HORIZONTAL_PASS=1;const y=new Kr;y.setAttribute("position",new zr(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const M=new la(y,v),S=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=c;let E=this.type;function T(n,i){const a=e.update(M);v.defines.VSM_SAMPLES!==n.blurSamples&&(v.defines.VSM_SAMPLES=n.blurSamples,x.defines.VSM_SAMPLES=n.blurSamples,v.needsUpdate=!0,x.needsUpdate=!0),null===n.mapPass&&(n.mapPass=new ei(r.x,r.y)),v.uniforms.shadow_pass.value=n.map.texture,v.uniforms.resolution.value=n.mapSize,v.uniforms.radius.value=n.radius,t.setRenderTarget(n.mapPass),t.clear(),t.renderBufferDirect(i,null,a,v,M,null),x.uniforms.shadow_pass.value=n.mapPass.texture,x.uniforms.resolution.value=n.mapSize,x.uniforms.radius.value=n.radius,t.setRenderTarget(n.map),t.clear(),t.renderBufferDirect(i,null,a,x,M,null)}function b(e,n,i,r){let a=null;const s=!0===i.isPointLight?e.customDistanceMaterial:e.customDepthMaterial;if(void 0!==s)a=s;else if(a=!0===i.isPointLight?l:o,t.localClippingEnabled&&!0===n.clipShadows&&Array.isArray(n.clippingPlanes)&&0!==n.clippingPlanes.length||n.displacementMap&&0!==n.displacementScale||n.alphaMap&&n.alphaTest>0||n.map&&n.alphaTest>0){const t=a.uuid,e=n.uuid;let i=h[t];void 0===i&&(i={},h[t]=i);let r=i[e];void 0===r&&(r=a.clone(),i[e]=r,n.addEventListener("dispose",A)),a=r}if(a.visible=n.visible,a.wireframe=n.wireframe,a.side=r===u?null!==n.shadowSide?n.shadowSide:n.side:null!==n.shadowSide?n.shadowSide:_[n.side],a.alphaMap=n.alphaMap,a.alphaTest=n.alphaTest,a.map=n.map,a.clipShadows=n.clipShadows,a.clippingPlanes=n.clippingPlanes,a.clipIntersection=n.clipIntersection,a.displacementMap=n.displacementMap,a.displacementScale=n.displacementScale,a.displacementBias=n.displacementBias,a.wireframeLinewidth=n.wireframeLinewidth,a.linewidth=n.linewidth,!0===i.isPointLight&&!0===a.isMeshDistanceMaterial){const e=t.properties.get(a);e.light=i}return a}function w(n,r,a,s,o){if(!1===n.visible)return;const l=n.layers.test(r.layers);if(l&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&o===u)&&(!n.frustumCulled||i.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(a.matrixWorldInverse,n.matrixWorld);const i=e.update(n),l=n.material;if(Array.isArray(l)){const e=i.groups;for(let c=0,h=e.length;c<h;c++){const h=e[c],u=l[h.materialIndex];if(u&&u.visible){const e=b(n,u,s,o);n.onBeforeShadow(t,n,r,a,i,e,h),t.renderBufferDirect(a,null,i,e,n,h),n.onAfterShadow(t,n,r,a,i,e,h)}}}else if(l.visible){const e=b(n,l,s,o);n.onBeforeShadow(t,n,r,a,i,e,null),t.renderBufferDirect(a,null,i,e,n,null),n.onAfterShadow(t,n,r,a,i,e,null)}}const c=n.children;for(let t=0,e=c.length;t<e;t++)w(c[t],r,a,s,o)}function A(t){const e=t.target;e.removeEventListener("dispose",A);for(const n in h){const e=h[n],i=t.target.uuid;if(i in e){const t=e[i];t.dispose(),delete e[i]}}}this.render=function(e,n,o){if(!1===S.enabled)return;if(!1===S.autoUpdate&&!1===S.needsUpdate)return;if(0===e.length)return;const l=t.getRenderTarget(),c=t.getActiveCubeFace(),h=t.getActiveMipmapLevel(),d=t.state;d.setBlending(m),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);const p=E!==u&&this.type===u,f=E===u&&this.type!==u;for(let m=0,_=e.length;m<_;m++){const l=e[m],c=l.shadow;if(void 0===c){console.warn("THREE.WebGLShadowMap:",l,"has no shadow.");continue}if(!1===c.autoUpdate&&!1===c.needsUpdate)continue;r.copy(c.mapSize);const h=c.getFrameExtents();if(r.multiply(h),a.copy(c.mapSize),(r.x>g||r.y>g)&&(r.x>g&&(a.x=Math.floor(g/h.x),r.x=a.x*h.x,c.mapSize.x=a.x),r.y>g&&(a.y=Math.floor(g/h.y),r.y=a.y*h.y,c.mapSize.y=a.y)),null===c.map||!0===p||!0===f){const t=this.type!==u?{minFilter:mt,magFilter:mt}:{};null!==c.map&&c.map.dispose(),c.map=new ei(r.x,r.y,t),c.map.texture.name=l.name+".shadowMap",c.camera.updateProjectionMatrix()}t.setRenderTarget(c.map),t.clear();const _=c.getViewportCount();for(let t=0;t<_;t++){const e=c.getViewport(t);s.set(a.x*e.x,a.y*e.y,a.x*e.z,a.y*e.w),d.viewport(s),c.updateMatrices(l,t),i=c.getFrustum(),w(n,o,c.camera,l,this.type)}!0!==c.isPointLightShadow&&this.type===u&&T(c,o),c.needsUpdate=!1}E=this.type,S.needsUpdate=!1,t.setRenderTarget(l,c,h)}}const du={[V]:k,[G]:Y,[X]:q,[W]:j,[k]:V,[Y]:G,[q]:X,[j]:W};function pu(t,e){function n(){let e=!1;const n=new Qn;let i=null;const r=new Qn(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,s,o){!0===o&&(e*=s,i*=s,a*=s),n.set(e,i,a,s),!1===r.equals(n)&&(t.clearColor(e,i,a,s),r.copy(n))},reset:function(){e=!1,i=null,r.set(-1,0,0,0)}}}function i(){let n=!1,i=!1,r=null,a=null,s=null;return{setReversed:function(t){if(i!==t){const t=e.get("EXT_clip_control");i?t.clipControlEXT(t.LOWER_LEFT_EXT,t.ZERO_TO_ONE_EXT):t.clipControlEXT(t.LOWER_LEFT_EXT,t.NEGATIVE_ONE_TO_ONE_EXT);const n=s;s=null,this.setClear(n)}i=t},getReversed:function(){return i},setTest:function(e){e?Rt(t.DEPTH_TEST):Ct(t.DEPTH_TEST)},setMask:function(e){r===e||n||(t.depthMask(e),r=e)},setFunc:function(e){if(i&&(e=du[e]),a!==e){switch(e){case V:t.depthFunc(t.NEVER);break;case k:t.depthFunc(t.ALWAYS);break;case G:t.depthFunc(t.LESS);break;case W:t.depthFunc(t.LEQUAL);break;case X:t.depthFunc(t.EQUAL);break;case j:t.depthFunc(t.GEQUAL);break;case Y:t.depthFunc(t.GREATER);break;case q:t.depthFunc(t.NOTEQUAL);break;default:t.depthFunc(t.LEQUAL)}a=e}},setLocked:function(t){n=t},setClear:function(e){s!==e&&(i&&(e=1-e),t.clearDepth(e),s=e)},reset:function(){n=!1,r=null,a=null,s=null,i=!1}}}function r(){let e=!1,n=null,i=null,r=null,a=null,s=null,o=null,l=null,c=null;return{setTest:function(n){e||(n?Rt(t.STENCIL_TEST):Ct(t.STENCIL_TEST))},setMask:function(i){n===i||e||(t.stencilMask(i),n=i)},setFunc:function(e,n,s){i===e&&r===n&&a===s||(t.stencilFunc(e,n,s),i=e,r=n,a=s)},setOp:function(e,n,i){s===e&&o===n&&l===i||(t.stencilOp(e,n,i),s=e,o=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,s=null,o=null,l=null,c=null}}}const a=new n,c=new i,h=new r,u=new WeakMap,d=new WeakMap;let Z={},K={},J=new WeakMap,$=[],Q=null,tt=!1,et=null,nt=null,it=null,rt=null,at=null,st=null,ot=null,lt=new Ar(0,0,0),ct=0,ht=!1,ut=null,dt=null,pt=null,ft=null,mt=null;const gt=t.getParameter(t.MAX_COMBINED_TEXTURE_IMAGE_UNITS);let _t=!1,vt=0;const xt=t.getParameter(t.VERSION);-1!==xt.indexOf("WebGL")?(vt=parseFloat(/^WebGL (\d)/.exec(xt)[1]),_t=vt>=1):-1!==xt.indexOf("OpenGL ES")&&(vt=parseFloat(/^OpenGL ES (\d)/.exec(xt)[1]),_t=vt>=2);let yt=null,Mt={};const St=t.getParameter(t.SCISSOR_BOX),Et=t.getParameter(t.VIEWPORT),Tt=(new Qn).fromArray(St),bt=(new Qn).fromArray(Et);function wt(e,n,i,r){const a=new Uint8Array(4),s=t.createTexture();t.bindTexture(e,s),t.texParameteri(e,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(e,t.TEXTURE_MAG_FILTER,t.NEAREST);for(let o=0;o<i;o++)e===t.TEXTURE_3D||e===t.TEXTURE_2D_ARRAY?t.texImage3D(n,0,t.RGBA,1,1,r,0,t.RGBA,t.UNSIGNED_BYTE,a):t.texImage2D(n+o,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,a);return s}const At={};function Rt(e){!0!==Z[e]&&(t.enable(e),Z[e]=!0)}function Ct(e){!1!==Z[e]&&(t.disable(e),Z[e]=!1)}function Pt(e,n){return K[e]!==n&&(t.bindFramebuffer(e,n),K[e]=n,e===t.DRAW_FRAMEBUFFER&&(K[t.FRAMEBUFFER]=n),e===t.FRAMEBUFFER&&(K[t.DRAW_FRAMEBUFFER]=n),!0)}function Lt(e,n){let i=$,r=!1;if(e){i=J.get(n),void 0===i&&(i=[],J.set(n,i));const a=e.textures;if(i.length!==a.length||i[0]!==t.COLOR_ATTACHMENT0){for(let 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It(e,n,i,r,a,s,o,l,c,h){if(e!==m){if(!1===tt&&(Rt(t.BLEND),tt=!0),e===y)a=a||n,s=s||i,o=o||r,n===nt&&a===at||(t.blendEquationSeparate(Ut[n],Ut[a]),nt=n,at=a),i===it&&r===rt&&s===st&&o===ot||(t.blendFuncSeparate(Nt[i],Nt[r],Nt[s],Nt[o]),it=i,rt=r,st=s,ot=o),!1!==l.equals(lt)&&c===ct||(t.blendColor(l.r,l.g,l.b,c),lt.copy(l),ct=c),et=e,ht=!1;else if(e!==et||h!==ht){if(nt===M&&at===M||(t.blendEquation(t.FUNC_ADD),nt=M,at=M),h)switch(e){case g:t.blendFuncSeparate(t.ONE,t.ONE_MINUS_SRC_ALPHA,t.ONE,t.ONE_MINUS_SRC_ALPHA);break;case _:t.blendFunc(t.ONE,t.ONE);break;case v:t.blendFuncSeparate(t.ZERO,t.ONE_MINUS_SRC_COLOR,t.ZERO,t.ONE);break;case x:t.blendFuncSeparate(t.ZERO,t.SRC_COLOR,t.ZERO,t.SRC_ALPHA);break;default:console.error("THREE.WebGLState: Invalid blending: ",e);break}else switch(e){case g:t.blendFuncSeparate(t.SRC_ALPHA,t.ONE_MINUS_SRC_ALPHA,t.ONE,t.ONE_MINUS_SRC_ALPHA);break;case _:t.blendFunc(t.SRC_ALPHA,t.ONE);break;case v:t.blendFuncSeparate(t.ZERO,t.ONE_MINUS_SRC_COLOR,t.ZERO,t.ONE);break;case x:t.blendFunc(t.ZERO,t.SRC_COLOR);break;default:console.error("THREE.WebGLState: Invalid blending: ",e);break}it=null,rt=null,st=null,ot=null,lt.set(0,0,0),ct=0,et=e,ht=h}}else!0===tt&&(Ct(t.BLEND),tt=!1)}function Ot(e,n){e.side===f?Ct(t.CULL_FACE):Rt(t.CULL_FACE);let i=e.side===p;n&&(i=!i),Ft(i),e.blending===g&&!1===e.transparent?It(m):It(e.blending,e.blendEquation,e.blendSrc,e.blendDst,e.blendEquationAlpha,e.blendSrcAlpha,e.blendDstAlpha,e.blendColor,e.blendAlpha,e.premultipliedAlpha),c.setFunc(e.depthFunc),c.setTest(e.depthTest),c.setMask(e.depthWrite),a.setMask(e.colorWrite);const r=e.stencilWrite;h.setTest(r),r&&(h.setMask(e.stencilWriteMask),h.setFunc(e.stencilFunc,e.stencilRef,e.stencilFuncMask),h.setOp(e.stencilFail,e.stencilZFail,e.stencilZPass)),Ht(e.polygonOffset,e.polygonOffsetFactor,e.polygonOffsetUnits),!0===e.alphaToCoverage?Rt(t.SAMPLE_ALPHA_TO_COVERAGE):Ct(t.SAMPLE_ALPHA_TO_COVERAGE)}function Ft(e){ut!==e&&(e?t.frontFace(t.CW):t.frontFace(t.CCW),ut=e)}function Bt(e){e!==s?(Rt(t.CULL_FACE),e!==dt&&(e===o?t.cullFace(t.BACK):e===l?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):Ct(t.CULL_FACE),dt=e}function zt(e){e!==pt&&(_t&&t.lineWidth(e),pt=e)}function Ht(e,n,i){e?(Rt(t.POLYGON_OFFSET_FILL),ft===n&&mt===i||(t.polygonOffset(n,i),ft=n,mt=i)):Ct(t.POLYGON_OFFSET_FILL)}function Vt(e){e?Rt(t.SCISSOR_TEST):Ct(t.SCISSOR_TEST)}function kt(e){void 0===e&&(e=t.TEXTURE0+gt-1),yt!==e&&(t.activeTexture(e),yt=e)}function Gt(e,n,i){void 0===i&&(i=null===yt?t.TEXTURE0+gt-1:yt);let r=Mt[i];void 0===r&&(r={type:void 0,texture:void 0},Mt[i]=r),r.type===e&&r.texture===n||(yt!==i&&(t.activeTexture(i),yt=i),t.bindTexture(e,n||At[e]),r.type=e,r.texture=n)}function Wt(){const e=Mt[yt];void 0!==e&&void 0!==e.type&&(t.bindTexture(e.type,null),e.type=void 0,e.texture=void 0)}function Xt(){try{t.compressedTexImage2D.apply(t,arguments)}catch(e){console.error("THREE.WebGLState:",e)}}function jt(){try{t.compressedTexImage3D.apply(t,arguments)}catch(e){console.error("THREE.WebGLState:",e)}}function Yt(){try{t.texSubImage2D.apply(t,arguments)}catch(e){console.error("THREE.WebGLState:",e)}}function qt(){try{t.texSubImage3D.apply(t,arguments)}catch(e){console.error("THREE.WebGLState:",e)}}function Zt(){try{t.compressedTexSubImage2D.apply(t,arguments)}catch(e){console.error("THREE.WebGLState:",e)}}function Kt(){try{t.compressedTexSubImage3D.apply(t,arguments)}catch(e){console.error("THREE.WebGLState:",e)}}function Jt(){try{t.texStorage2D.apply(t,arguments)}catch(e){console.error("THREE.WebGLState:",e)}}function $t(){try{t.texStorage3D.apply(t,arguments)}catch(e){console.error("THREE.WebGLState:",e)}}function Qt(){try{t.texImage2D.apply(t,arguments)}catch(e){console.error("THREE.WebGLState:",e)}}function te(){try{t.texImage3D.apply(t,arguments)}catch(e){console.error("THREE.WebGLState:",e)}}function ee(e){!1===Tt.equals(e)&&(t.scissor(e.x,e.y,e.z,e.w),Tt.copy(e))}function ne(e){!1===bt.equals(e)&&(t.viewport(e.x,e.y,e.z,e.w),bt.copy(e))}function ie(e,n){let i=d.get(n);void 0===i&&(i=new WeakMap,d.set(n,i));let r=i.get(e);void 0===r&&(r=t.getUniformBlockIndex(n,e.name),i.set(e,r))}function re(e,n){const i=d.get(n),r=i.get(e);u.get(n)!==r&&(t.uniformBlockBinding(n,r,e.__bindingPointIndex),u.set(n,r))}function ae(){t.disable(t.BLEND),t.disable(t.CULL_FACE),t.disable(t.DEPTH_TEST),t.disable(t.POLYGON_OFFSET_FILL),t.disable(t.SCISSOR_TEST),t.disable(t.STENCIL_TEST),t.disable(t.SAMPLE_ALPHA_TO_COVERAGE),t.blendEquation(t.FUNC_ADD),t.blendFunc(t.ONE,t.ZERO),t.blendFuncSeparate(t.ONE,t.ZERO,t.ONE,t.ZERO),t.blendColor(0,0,0,0),t.colorMask(!0,!0,!0,!0),t.clearColor(0,0,0,0),t.depthMask(!0),t.depthFunc(t.LESS),c.setReversed(!1),t.clearDepth(1),t.stencilMask(4294967295),t.stencilFunc(t.ALWAYS,0,4294967295),t.stencilOp(t.KEEP,t.KEEP,t.KEEP),t.clearStencil(0),t.cullFace(t.BACK),t.frontFace(t.CCW),t.polygonOffset(0,0),t.activeTexture(t.TEXTURE0),t.bindFramebuffer(t.FRAMEBUFFER,null),t.bindFramebuffer(t.DRAW_FRAMEBUFFER,null),t.bindFramebuffer(t.READ_FRAMEBUFFER,null),t.useProgram(null),t.lineWidth(1),t.scissor(0,0,t.canvas.width,t.canvas.height),t.viewport(0,0,t.canvas.width,t.canvas.height),Z={},yt=null,Mt={},K={},J=new WeakMap,$=[],Q=null,tt=!1,et=null,nt=null,it=null,rt=null,at=null,st=null,ot=null,lt=new Ar(0,0,0),ct=0,ht=!1,ut=null,dt=null,pt=null,ft=null,mt=null,Tt.set(0,0,t.canvas.width,t.canvas.height),bt.set(0,0,t.canvas.width,t.canvas.height),a.reset(),c.reset(),h.reset()}return{buffers:{color:a,depth:c,stencil:h},enable:Rt,disable:Ct,bindFramebuffer:Pt,drawBuffers:Lt,useProgram:Dt,setBlending:It,setMaterial:Ot,setFlipSided:Ft,setCullFace:Bt,setLineWidth:zt,setPolygonOffset:Ht,setScissorTest:Vt,activeTexture:kt,bindTexture:Gt,unbindTexture:Wt,compressedTexImage2D:Xt,compressedTexImage3D:jt,texImage2D:Qt,texImage3D:te,updateUBOMapping:ie,uniformBlockBinding:re,texStorage2D:Jt,texStorage3D:$t,texSubImage2D:Yt,texSubImage3D:qt,compressedTexSubImage2D:Zt,compressedTexSubImage3D:Kt,scissor:ee,viewport:ne,reset:ae}}function fu(t,e,n,i){const r=mu(i);switch(n){case Ut:return t*e;case Ot:return t*e;case Ft:return t*e*2;case Ht:return t*e/r.components*r.byteLength;case Vt:return t*e/r.components*r.byteLength;case kt:return t*e*2/r.components*r.byteLength;case Gt:return t*e*2/r.components*r.byteLength;case Nt:return t*e*3/r.components*r.byteLength;case It:return t*e*4/r.components*r.byteLength;case Wt:return t*e*4/r.components*r.byteLength;case Xt:case jt:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case Yt:case qt:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case Kt:case $t:return Math.max(t,16)*Math.max(e,8)/4;case Zt:case Jt:return Math.max(t,8)*Math.max(e,8)/2;case Qt:case te:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case ee:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case ne:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case ie:return Math.floor((t+4)/5)*Math.floor((e+3)/4)*16;case re:return Math.floor((t+4)/5)*Math.floor((e+4)/5)*16;case ae:return Math.floor((t+5)/6)*Math.floor((e+4)/5)*16;case se:return Math.floor((t+5)/6)*Math.floor((e+5)/6)*16;case oe:return Math.floor((t+7)/8)*Math.floor((e+4)/5)*16;case le:return Math.floor((t+7)/8)*Math.floor((e+5)/6)*16;case ce:return Math.floor((t+7)/8)*Math.floor((e+7)/8)*16;case he:return Math.floor((t+9)/10)*Math.floor((e+4)/5)*16;case ue:return Math.floor((t+9)/10)*Math.floor((e+5)/6)*16;case de:return Math.floor((t+9)/10)*Math.floor((e+7)/8)*16;case pe:return Math.floor((t+9)/10)*Math.floor((e+9)/10)*16;case fe:return Math.floor((t+11)/12)*Math.floor((e+9)/10)*16;case me:return Math.floor((t+11)/12)*Math.floor((e+11)/12)*16;case ge:case _e:case ve:return Math.ceil(t/4)*Math.ceil(e/4)*16;case xe:case ye:return Math.ceil(t/4)*Math.ceil(e/4)*8;case Me:case Se:return Math.ceil(t/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${n} format.`)}function mu(t){switch(t){case Mt:case St:return{byteLength:1,components:1};case Tt:case Et:case Rt:return{byteLength:2,components:1};case Ct:case Pt:return{byteLength:2,components:4};case wt:case bt:case At:return{byteLength:4,components:1};case Dt:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${t}.`)}function gu(t,e,n,i,r,a,s){const o=e.has("WEBGL_multisampled_render_to_texture")?e.get("WEBGL_multisampled_render_to_texture"):null,l="undefined"!==typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),c=new An,h=new WeakMap;let u;const d=new WeakMap;let p=!1;try{p="undefined"!==typeof OffscreenCanvas&&null!==new OffscreenCanvas(1,1).getContext("2d")}catch(it){}function f(t,e){return p?new OffscreenCanvas(t,e):Ln("canvas")}function m(t,e,n){let i=1;const r=nt(t);if((r.width>n||r.height>n)&&(i=n/Math.max(r.width,r.height)),i<1){if("undefined"!==typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!==typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!==typeof ImageBitmap&&t instanceof ImageBitmap||"undefined"!==typeof VideoFrame&&t instanceof VideoFrame){const n=Math.floor(i*r.width),a=Math.floor(i*r.height);void 0===u&&(u=f(n,a));const s=e?f(n,a):u;s.width=n,s.height=a;const o=s.getContext("2d");return o.drawImage(t,0,0,n,a),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+r.width+"x"+r.height+") to ("+n+"x"+a+")."),s}return"data"in t&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+r.width+"x"+r.height+")."),t}return t}function g(t){return t.generateMipmaps}function _(e){t.generateMipmap(e)}function v(e){return e.isWebGLCubeRenderTarget?t.TEXTURE_CUBE_MAP:e.isWebGL3DRenderTarget?t.TEXTURE_3D:e.isWebGLArrayRenderTarget||e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:t.TEXTURE_2D}function x(n,i,r,a,s=!1){if(null!==n){if(void 0!==t[n])return t[n];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+n+"'")}let o=i;if(i===t.RED&&(r===t.FLOAT&&(o=t.R32F),r===t.HALF_FLOAT&&(o=t.R16F),r===t.UNSIGNED_BYTE&&(o=t.R8)),i===t.RED_INTEGER&&(r===t.UNSIGNED_BYTE&&(o=t.R8UI),r===t.UNSIGNED_SHORT&&(o=t.R16UI),r===t.UNSIGNED_INT&&(o=t.R32UI),r===t.BYTE&&(o=t.R8I),r===t.SHORT&&(o=t.R16I),r===t.INT&&(o=t.R32I)),i===t.RG&&(r===t.FLOAT&&(o=t.RG32F),r===t.HALF_FLOAT&&(o=t.RG16F),r===t.UNSIGNED_BYTE&&(o=t.RG8)),i===t.RG_INTEGER&&(r===t.UNSIGNED_BYTE&&(o=t.RG8UI),r===t.UNSIGNED_SHORT&&(o=t.RG16UI),r===t.UNSIGNED_INT&&(o=t.RG32UI),r===t.BYTE&&(o=t.RG8I),r===t.SHORT&&(o=t.RG16I),r===t.INT&&(o=t.RG32I)),i===t.RGB_INTEGER&&(r===t.UNSIGNED_BYTE&&(o=t.RGB8UI),r===t.UNSIGNED_SHORT&&(o=t.RGB16UI),r===t.UNSIGNED_INT&&(o=t.RGB32UI),r===t.BYTE&&(o=t.RGB8I),r===t.SHORT&&(o=t.RGB16I),r===t.INT&&(o=t.RGB32I)),i===t.RGBA_INTEGER&&(r===t.UNSIGNED_BYTE&&(o=t.RGBA8UI),r===t.UNSIGNED_SHORT&&(o=t.RGBA16UI),r===t.UNSIGNED_INT&&(o=t.RGBA32UI),r===t.BYTE&&(o=t.RGBA8I),r===t.SHORT&&(o=t.RGBA16I),r===t.INT&&(o=t.RGBA32I)),i===t.RGB&&r===t.UNSIGNED_INT_5_9_9_9_REV&&(o=t.RGB9_E5),i===t.RGBA){const e=s?Oe:Bn.getTransfer(a);r===t.FLOAT&&(o=t.RGBA32F),r===t.HALF_FLOAT&&(o=t.RGBA16F),r===t.UNSIGNED_BYTE&&(o=e===Fe?t.SRGB8_ALPHA8:t.RGBA8),r===t.UNSIGNED_SHORT_4_4_4_4&&(o=t.RGBA4),r===t.UNSIGNED_SHORT_5_5_5_1&&(o=t.RGB5_A1)}return o!==t.R16F&&o!==t.R32F&&o!==t.RG16F&&o!==t.RG32F&&o!==t.RGBA16F&&o!==t.RGBA32F||e.get("EXT_color_buffer_float"),o}function y(e,n){let i;return e?null===n||n===wt||n===Lt?i=t.DEPTH24_STENCIL8:n===At?i=t.DEPTH32F_STENCIL8:n===Tt&&(i=t.DEPTH24_STENCIL8,console.warn("DepthTexture: 16 bit depth attachment is not supported with stencil. Using 24-bit attachment.")):null===n||n===wt||n===Lt?i=t.DEPTH_COMPONENT24:n===At?i=t.DEPTH_COMPONENT32F:n===Tt&&(i=t.DEPTH_COMPONENT16),i}function M(t,e){return!0===g(t)||t.isFramebufferTexture&&t.minFilter!==mt&&t.minFilter!==vt?Math.log2(Math.max(e.width,e.height))+1:void 0!==t.mipmaps&&t.mipmaps.length>0?t.mipmaps.length:t.isCompressedTexture&&Array.isArray(t.image)?e.mipmaps.length:1}function S(t){const e=t.target;e.removeEventListener("dispose",S),T(e),e.isVideoTexture&&h.delete(e)}function E(t){const e=t.target;e.removeEventListener("dispose",E),w(e)}function T(t){const e=i.get(t);if(void 0===e.__webglInit)return;const n=t.source,r=d.get(n);if(r){const i=r[e.__cacheKey];i.usedTimes--,0===i.usedTimes&&b(t),0===Object.keys(r).length&&d.delete(n)}i.remove(t)}function b(e){const n=i.get(e);t.deleteTexture(n.__webglTexture);const r=e.source,a=d.get(r);delete a[n.__cacheKey],s.memory.textures--}function w(e){const n=i.get(e);if(e.depthTexture&&(e.depthTexture.dispose(),i.remove(e.depthTexture)),e.isWebGLCubeRenderTarget)for(let i=0;i<6;i++){if(Array.isArray(n.__webglFramebuffer[i]))for(let e=0;e<n.__webglFramebuffer[i].length;e++)t.deleteFramebuffer(n.__webglFramebuffer[i][e]);else t.deleteFramebuffer(n.__webglFramebuffer[i]);n.__webglDepthbuffer&&t.deleteRenderbuffer(n.__webglDepthbuffer[i])}else{if(Array.isArray(n.__webglFramebuffer))for(let e=0;e<n.__webglFramebuffer.length;e++)t.deleteFramebuffer(n.__webglFramebuffer[e]);else t.deleteFramebuffer(n.__webglFramebuffer);if(n.__webglDepthbuffer&&t.deleteRenderbuffer(n.__webglDepthbuffer),n.__webglMultisampledFramebuffer&&t.deleteFramebuffer(n.__webglMultisampledFramebuffer),n.__webglColorRenderbuffer)for(let e=0;e<n.__webglColorRenderbuffer.length;e++)n.__webglColorRenderbuffer[e]&&t.deleteRenderbuffer(n.__webglColorRenderbuffer[e]);n.__webglDepthRenderbuffer&&t.deleteRenderbuffer(n.__webglDepthRenderbuffer)}const r=e.textures;for(let a=0,o=r.length;a<o;a++){const e=i.get(r[a]);e.__webglTexture&&(t.deleteTexture(e.__webglTexture),s.memory.textures--),i.remove(r[a])}i.remove(e)}let A=0;function R(){A=0}function C(){const t=A;return t>=r.maxTextures&&console.warn("THREE.WebGLTextures: Trying to use "+t+" texture units while this GPU supports only "+r.maxTextures),A+=1,t}function P(t){const e=[];return e.push(t.wrapS),e.push(t.wrapT),e.push(t.wrapR||0),e.push(t.magFilter),e.push(t.minFilter),e.push(t.anisotropy),e.push(t.internalFormat),e.push(t.format),e.push(t.type),e.push(t.generateMipmaps),e.push(t.premultiplyAlpha),e.push(t.flipY),e.push(t.unpackAlignment),e.push(t.colorSpace),e.join()}function L(e,r){const a=i.get(e);if(e.isVideoTexture&&tt(e),!1===e.isRenderTargetTexture&&e.version>0&&a.__version!==e.version){const t=e.image;if(null===t)console.warn("THREE.WebGLRenderer: Texture marked for update but no image data found.");else{if(!1!==t.complete)return void H(a,e,r);console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete")}}n.bindTexture(t.TEXTURE_2D,a.__webglTexture,t.TEXTURE0+r)}function D(e,r){const a=i.get(e);e.version>0&&a.__version!==e.version?H(a,e,r):n.bindTexture(t.TEXTURE_2D_ARRAY,a.__webglTexture,t.TEXTURE0+r)}function U(e,r){const a=i.get(e);e.version>0&&a.__version!==e.version?H(a,e,r):n.bindTexture(t.TEXTURE_3D,a.__webglTexture,t.TEXTURE0+r)}function N(e,r){const a=i.get(e);e.version>0&&a.__version!==e.version?V(a,e,r):n.bindTexture(t.TEXTURE_CUBE_MAP,a.__webglTexture,t.TEXTURE0+r)}const I={[dt]:t.REPEAT,[pt]:t.CLAMP_TO_EDGE,[ft]:t.MIRRORED_REPEAT},O={[mt]:t.NEAREST,[gt]:t.NEAREST_MIPMAP_NEAREST,[_t]:t.NEAREST_MIPMAP_LINEAR,[vt]:t.LINEAR,[xt]:t.LINEAR_MIPMAP_NEAREST,[yt]:t.LINEAR_MIPMAP_LINEAR},F={[He]:t.NEVER,[Ye]:t.ALWAYS,[Ve]:t.LESS,[Ge]:t.LEQUAL,[ke]:t.EQUAL,[je]:t.GEQUAL,[We]:t.GREATER,[Xe]:t.NOTEQUAL};function B(n,a){if(a.type!==At||!1!==e.has("OES_texture_float_linear")||a.magFilter!==vt&&a.magFilter!==xt&&a.magFilter!==_t&&a.magFilter!==yt&&a.minFilter!==vt&&a.minFilter!==xt&&a.minFilter!==_t&&a.minFilter!==yt||console.warn("THREE.WebGLRenderer: Unable to use linear filtering with floating point textures. OES_texture_float_linear not supported on this device."),t.texParameteri(n,t.TEXTURE_WRAP_S,I[a.wrapS]),t.texParameteri(n,t.TEXTURE_WRAP_T,I[a.wrapT]),n!==t.TEXTURE_3D&&n!==t.TEXTURE_2D_ARRAY||t.texParameteri(n,t.TEXTURE_WRAP_R,I[a.wrapR]),t.texParameteri(n,t.TEXTURE_MAG_FILTER,O[a.magFilter]),t.texParameteri(n,t.TEXTURE_MIN_FILTER,O[a.minFilter]),a.compareFunction&&(t.texParameteri(n,t.TEXTURE_COMPARE_MODE,t.COMPARE_REF_TO_TEXTURE),t.texParameteri(n,t.TEXTURE_COMPARE_FUNC,F[a.compareFunction])),!0===e.has("EXT_texture_filter_anisotropic")){if(a.magFilter===mt)return;if(a.minFilter!==_t&&a.minFilter!==yt)return;if(a.type===At&&!1===e.has("OES_texture_float_linear"))return;if(a.anisotropy>1||i.get(a).__currentAnisotropy){const s=e.get("EXT_texture_filter_anisotropic");t.texParameterf(n,s.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(a.anisotropy,r.getMaxAnisotropy())),i.get(a).__currentAnisotropy=a.anisotropy}}}function z(e,n){let i=!1;void 0===e.__webglInit&&(e.__webglInit=!0,n.addEventListener("dispose",S));const r=n.source;let a=d.get(r);void 0===a&&(a={},d.set(r,a));const o=P(n);if(o!==e.__cacheKey){void 0===a[o]&&(a[o]={texture:t.createTexture(),usedTimes:0},s.memory.textures++,i=!0),a[o].usedTimes++;const r=a[e.__cacheKey];void 0!==r&&(a[e.__cacheKey].usedTimes--,0===r.usedTimes&&b(n)),e.__cacheKey=o,e.__webglTexture=a[o].texture}return i}function H(e,s,o){let l=t.TEXTURE_2D;(s.isDataArrayTexture||s.isCompressedArrayTexture)&&(l=t.TEXTURE_2D_ARRAY),s.isData3DTexture&&(l=t.TEXTURE_3D);const c=z(e,s),h=s.source;n.bindTexture(l,e.__webglTexture,t.TEXTURE0+o);const u=i.get(h);if(h.version!==u.__version||!0===c){n.activeTexture(t.TEXTURE0+o);const e=Bn.getPrimaries(Bn.workingColorSpace),i=s.colorSpace===Ue?null:Bn.getPrimaries(s.colorSpace),d=s.colorSpace===Ue||e===i?t.NONE:t.BROWSER_DEFAULT_WEBGL;t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,s.flipY),t.pixelStorei(t.UNPACK_PREMULTIPLY_ALPHA_WEBGL,s.premultiplyAlpha),t.pixelStorei(t.UNPACK_ALIGNMENT,s.unpackAlignment),t.pixelStorei(t.UNPACK_COLORSPACE_CONVERSION_WEBGL,d);let p=m(s.image,!1,r.maxTextureSize);p=et(s,p);const f=a.convert(s.format,s.colorSpace),v=a.convert(s.type);let S,E=x(s.internalFormat,f,v,s.colorSpace,s.isVideoTexture);B(l,s);const T=s.mipmaps,b=!0!==s.isVideoTexture,w=void 0===u.__version||!0===c,A=h.dataReady,R=M(s,p);if(s.isDepthTexture)E=y(s.format===zt,s.type),w&&(b?n.texStorage2D(t.TEXTURE_2D,1,E,p.width,p.height):n.texImage2D(t.TEXTURE_2D,0,E,p.width,p.height,0,f,v,null));else if(s.isDataTexture)if(T.length>0){b&&w&&n.texStorage2D(t.TEXTURE_2D,R,E,T[0].width,T[0].height);for(let e=0,i=T.length;e<i;e++)S=T[e],b?A&&n.texSubImage2D(t.TEXTURE_2D,e,0,0,S.width,S.height,f,v,S.data):n.texImage2D(t.TEXTURE_2D,e,E,S.width,S.height,0,f,v,S.data);s.generateMipmaps=!1}else b?(w&&n.texStorage2D(t.TEXTURE_2D,R,E,p.width,p.height),A&&n.texSubImage2D(t.TEXTURE_2D,0,0,0,p.width,p.height,f,v,p.data)):n.texImage2D(t.TEXTURE_2D,0,E,p.width,p.height,0,f,v,p.data);else if(s.isCompressedTexture)if(s.isCompressedArrayTexture){b&&w&&n.texStorage3D(t.TEXTURE_2D_ARRAY,R,E,T[0].width,T[0].height,p.depth);for(let e=0,i=T.length;e<i;e++)if(S=T[e],s.format!==It)if(null!==f)if(b){if(A)if(s.layerUpdates.size>0){const i=fu(S.width,S.height,s.format,s.type);for(const r of s.layerUpdates){const a=S.data.subarray(r*i/S.data.BYTES_PER_ELEMENT,(r+1)*i/S.data.BYTES_PER_ELEMENT);n.compressedTexSubImage3D(t.TEXTURE_2D_ARRAY,e,0,0,r,S.width,S.height,1,f,a)}s.clearLayerUpdates()}else n.compressedTexSubImage3D(t.TEXTURE_2D_ARRAY,e,0,0,0,S.width,S.height,p.depth,f,S.data)}else n.compressedTexImage3D(t.TEXTURE_2D_ARRAY,e,E,S.width,S.height,p.depth,0,S.data,0,0);else console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");else b?A&&n.texSubImage3D(t.TEXTURE_2D_ARRAY,e,0,0,0,S.width,S.height,p.depth,f,v,S.data):n.texImage3D(t.TEXTURE_2D_ARRAY,e,E,S.width,S.height,p.depth,0,f,v,S.data)}else{b&&w&&n.texStorage2D(t.TEXTURE_2D,R,E,T[0].width,T[0].height);for(let e=0,i=T.length;e<i;e++)S=T[e],s.format!==It?null!==f?b?A&&n.compressedTexSubImage2D(t.TEXTURE_2D,e,0,0,S.width,S.height,f,S.data):n.compressedTexImage2D(t.TEXTURE_2D,e,E,S.width,S.height,0,S.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):b?A&&n.texSubImage2D(t.TEXTURE_2D,e,0,0,S.width,S.height,f,v,S.data):n.texImage2D(t.TEXTURE_2D,e,E,S.width,S.height,0,f,v,S.data)}else if(s.isDataArrayTexture)if(b){if(w&&n.texStorage3D(t.TEXTURE_2D_ARRAY,R,E,p.width,p.height,p.depth),A)if(s.layerUpdates.size>0){const e=fu(p.width,p.height,s.format,s.type);for(const i of s.layerUpdates){const r=p.data.subarray(i*e/p.data.BYTES_PER_ELEMENT,(i+1)*e/p.data.BYTES_PER_ELEMENT);n.texSubImage3D(t.TEXTURE_2D_ARRAY,0,0,0,i,p.width,p.height,1,f,v,r)}s.clearLayerUpdates()}else n.texSubImage3D(t.TEXTURE_2D_ARRAY,0,0,0,0,p.width,p.height,p.depth,f,v,p.data)}else n.texImage3D(t.TEXTURE_2D_ARRAY,0,E,p.width,p.height,p.depth,0,f,v,p.data);else if(s.isData3DTexture)b?(w&&n.texStorage3D(t.TEXTURE_3D,R,E,p.width,p.height,p.depth),A&&n.texSubImage3D(t.TEXTURE_3D,0,0,0,0,p.width,p.height,p.depth,f,v,p.data)):n.texImage3D(t.TEXTURE_3D,0,E,p.width,p.height,p.depth,0,f,v,p.data);else if(s.isFramebufferTexture){if(w)if(b)n.texStorage2D(t.TEXTURE_2D,R,E,p.width,p.height);else{let e=p.width,i=p.height;for(let r=0;r<R;r++)n.texImage2D(t.TEXTURE_2D,r,E,e,i,0,f,v,null),e>>=1,i>>=1}}else if(T.length>0){if(b&&w){const e=nt(T[0]);n.texStorage2D(t.TEXTURE_2D,R,E,e.width,e.height)}for(let e=0,i=T.length;e<i;e++)S=T[e],b?A&&n.texSubImage2D(t.TEXTURE_2D,e,0,0,f,v,S):n.texImage2D(t.TEXTURE_2D,e,E,f,v,S);s.generateMipmaps=!1}else if(b){if(w){const e=nt(p);n.texStorage2D(t.TEXTURE_2D,R,E,e.width,e.height)}A&&n.texSubImage2D(t.TEXTURE_2D,0,0,0,f,v,p)}else n.texImage2D(t.TEXTURE_2D,0,E,f,v,p);g(s)&&_(l),u.__version=h.version,s.onUpdate&&s.onUpdate(s)}e.__version=s.version}function V(e,s,o){if(6!==s.image.length)return;const l=z(e,s),c=s.source;n.bindTexture(t.TEXTURE_CUBE_MAP,e.__webglTexture,t.TEXTURE0+o);const h=i.get(c);if(c.version!==h.__version||!0===l){n.activeTexture(t.TEXTURE0+o);const e=Bn.getPrimaries(Bn.workingColorSpace),i=s.colorSpace===Ue?null:Bn.getPrimaries(s.colorSpace),u=s.colorSpace===Ue||e===i?t.NONE:t.BROWSER_DEFAULT_WEBGL;t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,s.flipY),t.pixelStorei(t.UNPACK_PREMULTIPLY_ALPHA_WEBGL,s.premultiplyAlpha),t.pixelStorei(t.UNPACK_ALIGNMENT,s.unpackAlignment),t.pixelStorei(t.UNPACK_COLORSPACE_CONVERSION_WEBGL,u);const d=s.isCompressedTexture||s.image[0].isCompressedTexture,p=s.image[0]&&s.image[0].isDataTexture,f=[];for(let t=0;t<6;t++)f[t]=d||p?p?s.image[t].image:s.image[t]:m(s.image[t],!0,r.maxCubemapSize),f[t]=et(s,f[t]);const v=f[0],y=a.convert(s.format,s.colorSpace),S=a.convert(s.type),E=x(s.internalFormat,y,S,s.colorSpace),T=!0!==s.isVideoTexture,b=void 0===h.__version||!0===l,w=c.dataReady;let A,R=M(s,v);if(B(t.TEXTURE_CUBE_MAP,s),d){T&&b&&n.texStorage2D(t.TEXTURE_CUBE_MAP,R,E,v.width,v.height);for(let e=0;e<6;e++){A=f[e].mipmaps;for(let i=0;i<A.length;i++){const r=A[i];s.format!==It?null!==y?T?w&&n.compressedTexSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i,0,0,r.width,r.height,y,r.data):n.compressedTexImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i,E,r.width,r.height,0,r.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):T?w&&n.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i,0,0,r.width,r.height,y,S,r.data):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i,E,r.width,r.height,0,y,S,r.data)}}}else{if(A=s.mipmaps,T&&b){A.length>0&&R++;const e=nt(f[0]);n.texStorage2D(t.TEXTURE_CUBE_MAP,R,E,e.width,e.height)}for(let e=0;e<6;e++)if(p){T?w&&n.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,0,0,f[e].width,f[e].height,y,S,f[e].data):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,E,f[e].width,f[e].height,0,y,S,f[e].data);for(let i=0;i<A.length;i++){const r=A[i],a=r.image[e].image;T?w&&n.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i+1,0,0,a.width,a.height,y,S,a.data):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i+1,E,a.width,a.height,0,y,S,a.data)}}else{T?w&&n.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,0,0,y,S,f[e]):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,E,y,S,f[e]);for(let i=0;i<A.length;i++){const r=A[i];T?w&&n.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i+1,0,0,y,S,r.image[e]):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i+1,E,y,S,r.image[e])}}}g(s)&&_(t.TEXTURE_CUBE_MAP),h.__version=c.version,s.onUpdate&&s.onUpdate(s)}e.__version=s.version}function k(e,r,s,l,c,h){const u=a.convert(s.format,s.colorSpace),d=a.convert(s.type),p=x(s.internalFormat,u,d,s.colorSpace),f=i.get(r),m=i.get(s);if(m.__renderTarget=r,!f.__hasExternalTextures){const e=Math.max(1,r.width>>h),i=Math.max(1,r.height>>h);c===t.TEXTURE_3D||c===t.TEXTURE_2D_ARRAY?n.texImage3D(c,h,p,e,i,r.depth,0,u,d,null):n.texImage2D(c,h,p,e,i,0,u,d,null)}n.bindFramebuffer(t.FRAMEBUFFER,e),Q(r)?o.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,l,c,m.__webglTexture,0,$(r)):(c===t.TEXTURE_2D||c>=t.TEXTURE_CUBE_MAP_POSITIVE_X&&c<=t.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&t.framebufferTexture2D(t.FRAMEBUFFER,l,c,m.__webglTexture,h),n.bindFramebuffer(t.FRAMEBUFFER,null)}function G(e,n,i){if(t.bindRenderbuffer(t.RENDERBUFFER,e),n.depthBuffer){const r=n.depthTexture,a=r&&r.isDepthTexture?r.type:null,s=y(n.stencilBuffer,a),l=n.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,c=$(n),h=Q(n);h?o.renderbufferStorageMultisampleEXT(t.RENDERBUFFER,c,s,n.width,n.height):i?t.renderbufferStorageMultisample(t.RENDERBUFFER,c,s,n.width,n.height):t.renderbufferStorage(t.RENDERBUFFER,s,n.width,n.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,l,t.RENDERBUFFER,e)}else{const e=n.textures;for(let r=0;r<e.length;r++){const s=e[r],l=a.convert(s.format,s.colorSpace),c=a.convert(s.type),h=x(s.internalFormat,l,c,s.colorSpace),u=$(n);i&&!1===Q(n)?t.renderbufferStorageMultisample(t.RENDERBUFFER,u,h,n.width,n.height):Q(n)?o.renderbufferStorageMultisampleEXT(t.RENDERBUFFER,u,h,n.width,n.height):t.renderbufferStorage(t.RENDERBUFFER,h,n.width,n.height)}}t.bindRenderbuffer(t.RENDERBUFFER,null)}function W(e,r){const a=r&&r.isWebGLCubeRenderTarget;if(a)throw new Error("Depth Texture with cube render targets is not supported");if(n.bindFramebuffer(t.FRAMEBUFFER,e),!r.depthTexture||!r.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");const s=i.get(r.depthTexture);s.__renderTarget=r,s.__webglTexture&&r.depthTexture.image.width===r.width&&r.depthTexture.image.height===r.height||(r.depthTexture.image.width=r.width,r.depthTexture.image.height=r.height,r.depthTexture.needsUpdate=!0),L(r.depthTexture,0);const l=s.__webglTexture,c=$(r);if(r.depthTexture.format===Bt)Q(r)?o.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.TEXTURE_2D,l,0,c):t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.TEXTURE_2D,l,0);else{if(r.depthTexture.format!==zt)throw new Error("Unknown depthTexture format");Q(r)?o.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.TEXTURE_2D,l,0,c):t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.TEXTURE_2D,l,0)}}function X(e){const r=i.get(e),a=!0===e.isWebGLCubeRenderTarget;if(r.__boundDepthTexture!==e.depthTexture){const t=e.depthTexture;if(r.__depthDisposeCallback&&r.__depthDisposeCallback(),t){const e=()=>{delete r.__boundDepthTexture,delete r.__depthDisposeCallback,t.removeEventListener("dispose",e)};t.addEventListener("dispose",e),r.__depthDisposeCallback=e}r.__boundDepthTexture=t}if(e.depthTexture&&!r.__autoAllocateDepthBuffer){if(a)throw new Error("target.depthTexture not supported in Cube render 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0===n.__webglTexture&&(n.__webglTexture=t.createTexture(),s.memory.textures++)}if(e.samples>0&&!1===Q(e)){o.__webglMultisampledFramebuffer=t.createFramebuffer(),o.__webglColorRenderbuffer=[],n.bindFramebuffer(t.FRAMEBUFFER,o.__webglMultisampledFramebuffer);for(let n=0;n<c.length;n++){const i=c[n];o.__webglColorRenderbuffer[n]=t.createRenderbuffer(),t.bindRenderbuffer(t.RENDERBUFFER,o.__webglColorRenderbuffer[n]);const r=a.convert(i.format,i.colorSpace),s=a.convert(i.type),l=x(i.internalFormat,r,s,i.colorSpace,!0===e.isXRRenderTarget),h=$(e);t.renderbufferStorageMultisample(t.RENDERBUFFER,h,l,e.width,e.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+n,t.RENDERBUFFER,o.__webglColorRenderbuffer[n])}t.bindRenderbuffer(t.RENDERBUFFER,null),e.depthBuffer&&(o.__webglDepthRenderbuffer=t.createRenderbuffer(),G(o.__webglDepthRenderbuffer,e,!0)),n.bindFramebuffer(t.FRAMEBUFFER,null)}}if(h){n.bindTexture(t.TEXTURE_CUBE_MAP,l.__webglTexture),B(t.TEXTURE_CUBE_MAP,r);for(let n=0;n<6;n++)if(r.mipmaps&&r.mipmaps.length>0)for(let i=0;i<r.mipmaps.length;i++)k(o.__webglFramebuffer[n][i],e,r,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+n,i);else k(o.__webglFramebuffer[n],e,r,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+n,0);g(r)&&_(t.TEXTURE_CUBE_MAP),n.unbindTexture()}else if(u){for(let r=0,a=c.length;r<a;r++){const a=c[r],s=i.get(a);n.bindTexture(t.TEXTURE_2D,s.__webglTexture),B(t.TEXTURE_2D,a),k(o.__webglFramebuffer,e,a,t.COLOR_ATTACHMENT0+r,t.TEXTURE_2D,0),g(a)&&_(t.TEXTURE_2D)}n.unbindTexture()}else{let i=t.TEXTURE_2D;if((e.isWebGL3DRenderTarget||e.isWebGLArrayRenderTarget)&&(i=e.isWebGL3DRenderTarget?t.TEXTURE_3D:t.TEXTURE_2D_ARRAY),n.bindTexture(i,l.__webglTexture),B(i,r),r.mipmaps&&r.mipmaps.length>0)for(let n=0;n<r.mipmaps.length;n++)k(o.__webglFramebuffer[n],e,r,t.COLOR_ATTACHMENT0,i,n);else k(o.__webglFramebuffer,e,r,t.COLOR_ATTACHMENT0,i,0);g(r)&&_(i),n.unbindTexture()}e.depthBuffer&&X(e)}function q(t){const e=t.textures;for(let r=0,a=e.length;r<a;r++){const a=e[r];if(g(a)){const e=v(t),r=i.get(a).__webglTexture;n.bindTexture(e,r),_(e),n.unbindTexture()}}}const Z=[],K=[];function J(e){if(e.samples>0)if(!1===Q(e)){const r=e.textures,a=e.width,s=e.height;let o=t.COLOR_BUFFER_BIT;const c=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,h=i.get(e),u=r.length>1;if(u)for(let e=0;e<r.length;e++)n.bindFramebuffer(t.FRAMEBUFFER,h.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.RENDERBUFFER,null),n.bindFramebuffer(t.FRAMEBUFFER,h.__webglFramebuffer),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.TEXTURE_2D,null,0);n.bindFramebuffer(t.READ_FRAMEBUFFER,h.__webglMultisampledFramebuffer),n.bindFramebuffer(t.DRAW_FRAMEBUFFER,h.__webglFramebuffer);for(let n=0;n<r.length;n++){if(e.resolveDepthBuffer&&(e.depthBuffer&&(o|=t.DEPTH_BUFFER_BIT),e.stencilBuffer&&e.resolveStencilBuffer&&(o|=t.STENCIL_BUFFER_BIT)),u){t.framebufferRenderbuffer(t.READ_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.RENDERBUFFER,h.__webglColorRenderbuffer[n]);const e=i.get(r[n]).__webglTexture;t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,e,0)}t.blitFramebuffer(0,0,a,s,0,0,a,s,o,t.NEAREST),!0===l&&(Z.length=0,K.length=0,Z.push(t.COLOR_ATTACHMENT0+n),e.depthBuffer&&!1===e.resolveDepthBuffer&&(Z.push(c),K.push(c),t.invalidateFramebuffer(t.DRAW_FRAMEBUFFER,K)),t.invalidateFramebuffer(t.READ_FRAMEBUFFER,Z))}if(n.bindFramebuffer(t.READ_FRAMEBUFFER,null),n.bindFramebuffer(t.DRAW_FRAMEBUFFER,null),u)for(let e=0;e<r.length;e++){n.bindFramebuffer(t.FRAMEBUFFER,h.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.RENDERBUFFER,h.__webglColorRenderbuffer[e]);const a=i.get(r[e]).__webglTexture;n.bindFramebuffer(t.FRAMEBUFFER,h.__webglFramebuffer),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.TEXTURE_2D,a,0)}n.bindFramebuffer(t.DRAW_FRAMEBUFFER,h.__webglMultisampledFramebuffer)}else if(e.depthBuffer&&!1===e.resolveDepthBuffer&&l){const n=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;t.invalidateFramebuffer(t.DRAW_FRAMEBUFFER,[n])}}function $(t){return Math.min(r.maxSamples,t.samples)}function Q(t){const n=i.get(t);return t.samples>0&&!0===e.has("WEBGL_multisampled_render_to_texture")&&!1!==n.__useRenderToTexture}function tt(t){const e=s.render.frame;h.get(t)!==e&&(h.set(t,e),t.update())}function et(t,e){const n=t.colorSpace,i=t.format,r=t.type;return!0===t.isCompressedTexture||!0===t.isVideoTexture||n!==Ie&&n!==Ue&&(Bn.getTransfer(n)===Fe?i===It&&r===Mt||console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture 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t.INT;if(n===wt)return t.UNSIGNED_INT;if(n===At)return t.FLOAT;if(n===Rt)return t.HALF_FLOAT;if(n===Ut)return t.ALPHA;if(n===Nt)return t.RGB;if(n===It)return t.RGBA;if(n===Ot)return t.LUMINANCE;if(n===Ft)return t.LUMINANCE_ALPHA;if(n===Bt)return t.DEPTH_COMPONENT;if(n===zt)return t.DEPTH_STENCIL;if(n===Ht)return t.RED;if(n===Vt)return t.RED_INTEGER;if(n===kt)return t.RG;if(n===Gt)return t.RG_INTEGER;if(n===Wt)return t.RGBA_INTEGER;if(n===Xt||n===jt||n===Yt||n===qt)if(a===Fe){if(r=e.get("WEBGL_compressed_texture_s3tc_srgb"),null===r)return null;if(n===Xt)return r.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(n===jt)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(n===Yt)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(n===qt)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(r=e.get("WEBGL_compressed_texture_s3tc"),null===r)return null;if(n===Xt)return r.COMPRESSED_RGB_S3TC_DXT1_EXT;if(n===jt)return r.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(n===Yt)return r.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(n===qt)return r.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(n===Zt||n===Kt||n===Jt||n===$t){if(r=e.get("WEBGL_compressed_texture_pvrtc"),null===r)return null;if(n===Zt)return r.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(n===Kt)return r.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(n===Jt)return r.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(n===$t)return r.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(n===Qt||n===te||n===ee){if(r=e.get("WEBGL_compressed_texture_etc"),null===r)return null;if(n===Qt||n===te)return a===Fe?r.COMPRESSED_SRGB8_ETC2:r.COMPRESSED_RGB8_ETC2;if(n===ee)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:r.COMPRESSED_RGBA8_ETC2_EAC}if(n===ne||n===ie||n===re||n===ae||n===se||n===oe||n===le||n===ce||n===he||n===ue||n===de||n===pe||n===fe||n===me){if(r=e.get("WEBGL_compressed_texture_astc"),null===r)return null;if(n===ne)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:r.COMPRESSED_RGBA_ASTC_4x4_KHR;if(n===ie)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:r.COMPRESSED_RGBA_ASTC_5x4_KHR;if(n===re)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:r.COMPRESSED_RGBA_ASTC_5x5_KHR;if(n===ae)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:r.COMPRESSED_RGBA_ASTC_6x5_KHR;if(n===se)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:r.COMPRESSED_RGBA_ASTC_6x6_KHR;if(n===oe)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:r.COMPRESSED_RGBA_ASTC_8x5_KHR;if(n===le)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:r.COMPRESSED_RGBA_ASTC_8x6_KHR;if(n===ce)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:r.COMPRESSED_RGBA_ASTC_8x8_KHR;if(n===he)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:r.COMPRESSED_RGBA_ASTC_10x5_KHR;if(n===ue)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:r.COMPRESSED_RGBA_ASTC_10x6_KHR;if(n===de)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:r.COMPRESSED_RGBA_ASTC_10x8_KHR;if(n===pe)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:r.COMPRESSED_RGBA_ASTC_10x10_KHR;if(n===fe)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:r.COMPRESSED_RGBA_ASTC_12x10_KHR;if(n===me)return a===Fe?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:r.COMPRESSED_RGBA_ASTC_12x12_KHR}if(n===ge||n===_e||n===ve){if(r=e.get("EXT_texture_compression_bptc"),null===r)return null;if(n===ge)return a===Fe?r.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:r.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(n===_e)return r.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(n===ve)return r.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}if(n===xe||n===ye||n===Me||n===Se){if(r=e.get("EXT_texture_compression_rgtc"),null===r)return null;if(n===ge)return r.COMPRESSED_RED_RGTC1_EXT;if(n===ye)return r.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(n===Me)return r.COMPRESSED_RED_GREEN_RGTC2_EXT;if(n===Se)return r.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return n===Lt?t.UNSIGNED_INT_24_8:void 0!==t[n]?t[n]:null}return{convert:n}}class vu extends Ta{constructor(t=[]){super(),this.isArrayCamera=!0,this.cameras=t}}class xu extends lr{constructor(){super(),this.isGroup=!0,this.type="Group"}}const yu={type:"move"};class Mu{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new xu,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new xu,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new ai,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new ai),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new xu,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new ai,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new ai),this._grip}dispatchEvent(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this}connect(t){if(t&&t.hand){const e=this._hand;if(e)for(const n of t.hand.values())this._getHandJoint(e,n)}return this.dispatchEvent({type:"connected",data:t}),this}disconnect(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(t,e,n){let i=null,r=null,a=null;const s=this._targetRay,o=this._grip,l=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState){if(l&&t.hand){a=!0;for(const a of t.hand.values()){const t=e.getJointPose(a,n),i=this._getHandJoint(l,a);null!==t&&(i.matrix.fromArray(t.transform.matrix),i.matrix.decompose(i.position,i.rotation,i.scale),i.matrixWorldNeedsUpdate=!0,i.jointRadius=t.radius),i.visible=null!==t}const i=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],s=i.position.distanceTo(r.position),o=.02,c=.005;l.inputState.pinching&&s>o+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&s<=o-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,n),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));null!==s&&(i=e.getPose(t.targetRaySpace,n),null===i&&null!==r&&(i=r),null!==i&&(s.matrix.fromArray(i.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale),s.matrixWorldNeedsUpdate=!0,i.linearVelocity?(s.hasLinearVelocity=!0,s.linearVelocity.copy(i.linearVelocity)):s.hasLinearVelocity=!1,i.angularVelocity?(s.hasAngularVelocity=!0,s.angularVelocity.copy(i.angularVelocity)):s.hasAngularVelocity=!1,this.dispatchEvent(yu)))}return null!==s&&(s.visible=null!==i),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==a),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const n=new xu;n.matrixAutoUpdate=!1,n.visible=!1,t.joints[e.jointName]=n,t.add(n)}return t.joints[e.jointName]}}const Su="\nvoid main() {\n\n\tgl_Position = vec4( position, 1.0 );\n\n}",Eu="\nuniform sampler2DArray depthColor;\nuniform float depthWidth;\nuniform float depthHeight;\n\nvoid main() {\n\n\tvec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );\n\n\tif ( coord.x >= 1.0 ) {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n\t} else {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n\t}\n\n}";class Tu{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(t,e,n){if(null===this.texture){const i=new $n,r=t.properties.get(i);r.__webglTexture=e.texture,e.depthNear==n.depthNear&&e.depthFar==n.depthFar||(this.depthNear=e.depthNear,this.depthFar=e.depthFar),this.texture=i}}getMesh(t){if(null!==this.texture&&null===this.mesh){const e=t.cameras[0].viewport,n=new xa({vertexShader:Su,fragmentShader:Eu,uniforms:{depthColor:{value:this.texture},depthWidth:{value:e.z},depthHeight:{value:e.w}}});this.mesh=new la(new za(20,20),n)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class bu extends $e{constructor(t,e){super();const n=this;let i=null,r=1,a=null,s="local-floor",o=1,l=null,c=null,h=null,u=null,d=null,p=null;const f=new Tu,m=e.getContextAttributes();let g=null,_=null;const v=[],x=[],y=new An;let M=null;const S=new Ta;S.viewport=new Qn;const E=new Ta;E.viewport=new Qn;const T=[S,E],b=new vu;let w=null,A=null;function R(t){const e=x.indexOf(t.inputSource);if(-1===e)return;const n=v[e];void 0!==n&&(n.update(t.inputSource,t.frame,l||a),n.dispatchEvent({type:t.type,data:t.inputSource}))}function C(){i.removeEventListener("select",R),i.removeEventListener("selectstart",R),i.removeEventListener("selectend",R),i.removeEventListener("squeeze",R),i.removeEventListener("squeezestart",R),i.removeEventListener("squeezeend",R),i.removeEventListener("end",C),i.removeEventListener("inputsourceschange",P);for(let t=0;t<v.length;t++){const e=x[t];null!==e&&(x[t]=null,v[t].disconnect(e))}w=null,A=null,f.reset(),t.setRenderTarget(g),d=null,u=null,h=null,i=null,_=null,B.stop(),n.isPresenting=!1,t.setPixelRatio(M),t.setSize(y.width,y.height,!1),n.dispatchEvent({type:"sessionend"})}function P(t){for(let e=0;e<t.removed.length;e++){const n=t.removed[e],i=x.indexOf(n);i>=0&&(x[i]=null,v[i].disconnect(n))}for(let e=0;e<t.added.length;e++){const n=t.added[e];let i=x.indexOf(n);if(-1===i){for(let t=0;t<v.length;t++){if(t>=x.length){x.push(n),i=t;break}if(null===x[t]){x[t]=n,i=t;break}}if(-1===i)break}const r=v[i];r&&r.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=v[t];return void 0===e&&(e=new Mu,v[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=v[t];return void 0===e&&(e=new Mu,v[t]=e),e.getGripSpace()},this.getHand=function(t){let e=v[t];return void 0===e&&(e=new Mu,v[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){s=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||a},this.setReferenceSpace=function(t){l=t},this.getBaseLayer=function(){return null!==u?u:d},this.getBinding=function(){return h},this.getFrame=function(){return p},this.getSession=function(){return i},this.setSession=async function(c){if(i=c,null!==i){if(g=t.getRenderTarget(),i.addEventListener("select",R),i.addEventListener("selectstart",R),i.addEventListener("selectend",R),i.addEventListener("squeeze",R),i.addEventListener("squeezestart",R),i.addEventListener("squeezeend",R),i.addEventListener("end",C),i.addEventListener("inputsourceschange",P),!0!==m.xrCompatible&&await e.makeXRCompatible(),M=t.getPixelRatio(),t.getSize(y),void 0===i.renderState.layers){const n={antialias:m.antialias,alpha:!0,depth:m.depth,stencil:m.stencil,framebufferScaleFactor:r};d=new XRWebGLLayer(i,e,n),i.updateRenderState({baseLayer:d}),t.setPixelRatio(1),t.setSize(d.framebufferWidth,d.framebufferHeight,!1),_=new ei(d.framebufferWidth,d.framebufferHeight,{format:It,type:Mt,colorSpace:t.outputColorSpace,stencilBuffer:m.stencil})}else{let n=null,a=null,s=null;m.depth&&(s=m.stencil?e.DEPTH24_STENCIL8:e.DEPTH_COMPONENT24,n=m.stencil?zt:Bt,a=m.stencil?Lt:wt);const o={colorFormat:e.RGBA8,depthFormat:s,scaleFactor:r};h=new XRWebGLBinding(i,e),u=h.createProjectionLayer(o),i.updateRenderState({layers:[u]}),t.setPixelRatio(1),t.setSize(u.textureWidth,u.textureHeight,!1),_=new ei(u.textureWidth,u.textureHeight,{format:It,type:Mt,depthTexture:new sc(u.textureWidth,u.textureHeight,a,void 0,void 0,void 0,void 0,void 0,void 0,n),stencilBuffer:m.stencil,colorSpace:t.outputColorSpace,samples:m.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues})}_.isXRRenderTarget=!0,this.setFoveation(o),l=null,a=await i.requestReferenceSpace(s),B.setContext(i),B.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==i)return i.environmentBlendMode},this.getDepthTexture=function(){return f.getDepthTexture()};const L=new ai,D=new ai;function U(t,e,n){L.setFromMatrixPosition(e.matrixWorld),D.setFromMatrixPosition(n.matrixWorld);const i=L.distanceTo(D),r=e.projectionMatrix.elements,a=n.projectionMatrix.elements,s=r[14]/(r[10]-1),o=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],h=(r[8]-1)/r[0],u=(a[8]+1)/a[0],d=s*h,p=s*u,f=i/(-h+u),m=f*-h;if(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.copy(t.matrixWorld).invert(),-1===r[10])t.projectionMatrix.copy(e.projectionMatrix),t.projectionMatrixInverse.copy(e.projectionMatrixInverse);else{const e=s+f,n=o+f,r=d-m,a=p+(i-m),h=l*o/n*e,u=c*o/n*e;t.projectionMatrix.makePerspective(r,a,h,u,e,n),t.projectionMatrixInverse.copy(t.projectionMatrix).invert()}}function N(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.copy(t.matrixWorld).invert()}function I(t,e,n){null===n?t.matrix.copy(e.matrixWorld):(t.matrix.copy(n.matrixWorld),t.matrix.invert(),t.matrix.multiply(e.matrixWorld)),t.matrix.decompose(t.position,t.quaternion,t.scale),t.updateMatrixWorld(!0),t.projectionMatrix.copy(e.projectionMatrix),t.projectionMatrixInverse.copy(e.projectionMatrixInverse),t.isPerspectiveCamera&&(t.fov=2*nn*Math.atan(1/t.projectionMatrix.elements[5]),t.zoom=1)}this.updateCamera=function(t){if(null===i)return;let e=t.near,n=t.far;null!==f.texture&&(f.depthNear>0&&(e=f.depthNear),f.depthFar>0&&(n=f.depthFar)),b.near=E.near=S.near=e,b.far=E.far=S.far=n,w===b.near&&A===b.far||(i.updateRenderState({depthNear:b.near,depthFar:b.far}),w=b.near,A=b.far),S.layers.mask=2|t.layers.mask,E.layers.mask=4|t.layers.mask,b.layers.mask=S.layers.mask|E.layers.mask;const r=t.parent,a=b.cameras;N(b,r);for(let i=0;i<a.length;i++)N(a[i],r);2===a.length?U(b,S,E):b.projectionMatrix.copy(S.projectionMatrix),I(t,b,r)},this.getCamera=function(){return b},this.getFoveation=function(){if(null!==u||null!==d)return o},this.setFoveation=function(t){o=t,null!==u&&(u.fixedFoveation=t),null!==d&&void 0!==d.fixedFoveation&&(d.fixedFoveation=t)},this.hasDepthSensing=function(){return null!==f.texture},this.getDepthSensingMesh=function(){return f.getMesh(b)};let O=null;function F(e,r){if(c=r.getViewerPose(l||a),p=r,null!==c){const e=c.views;null!==d&&(t.setRenderTargetFramebuffer(_,d.framebuffer),t.setRenderTarget(_));let n=!1;e.length!==b.cameras.length&&(b.cameras.length=0,n=!0);for(let i=0;i<e.length;i++){const r=e[i];let a=null;if(null!==d)a=d.getViewport(r);else{const e=h.getViewSubImage(u,r);a=e.viewport,0===i&&(t.setRenderTargetTextures(_,e.colorTexture,u.ignoreDepthValues?void 0:e.depthStencilTexture),t.setRenderTarget(_))}let s=T[i];void 0===s&&(s=new Ta,s.layers.enable(i),s.viewport=new Qn,T[i]=s),s.matrix.fromArray(r.transform.matrix),s.matrix.decompose(s.position,s.quaternion,s.scale),s.projectionMatrix.fromArray(r.projectionMatrix),s.projectionMatrixInverse.copy(s.projectionMatrix).invert(),s.viewport.set(a.x,a.y,a.width,a.height),0===i&&(b.matrix.copy(s.matrix),b.matrix.decompose(b.position,b.quaternion,b.scale)),!0===n&&b.cameras.push(s)}const r=i.enabledFeatures;if(r&&r.includes("depth-sensing")){const n=h.getDepthInformation(e[0]);n&&n.isValid&&n.texture&&f.init(t,n,i.renderState)}}for(let t=0;t<v.length;t++){const e=x[t],n=v[t];null!==e&&void 0!==n&&n.update(e,r,l||a)}O&&O(e,r),r.detectedPlanes&&n.dispatchEvent({type:"planesdetected",data:r}),p=null}const B=new Fa;B.setAnimationLoop(F),this.setAnimationLoop=function(t){O=t},this.dispose=function(){}}}const wu=new Xi,Au=new Ii;function Ru(t,e){function n(t,e){!0===t.matrixAutoUpdate&&t.updateMatrix(),e.value.copy(t.matrix)}function i(e,n){n.color.getRGB(e.fogColor.value,ma(t)),n.isFog?(e.fogNear.value=n.near,e.fogFar.value=n.far):n.isFogExp2&&(e.fogDensity.value=n.density)}function r(t,e,n,i,r){e.isMeshBasicMaterial||e.isMeshLambertMaterial?a(t,e):e.isMeshToonMaterial?(a(t,e),u(t,e)):e.isMeshPhongMaterial?(a(t,e),h(t,e)):e.isMeshStandardMaterial?(a(t,e),d(t,e),e.isMeshPhysicalMaterial&&f(t,e,r)):e.isMeshMatcapMaterial?(a(t,e),m(t,e)):e.isMeshDepthMaterial?a(t,e):e.isMeshDistanceMaterial?(a(t,e),g(t,e)):e.isMeshNormalMaterial?a(t,e):e.isLineBasicMaterial?(s(t,e),e.isLineDashedMaterial&&o(t,e)):e.isPointsMaterial?l(t,e,n,i):e.isSpriteMaterial?c(t,e):e.isShadowMaterial?(t.color.value.copy(e.color),t.opacity.value=e.opacity):e.isShaderMaterial&&(e.uniformsNeedUpdate=!1)}function a(t,i){t.opacity.value=i.opacity,i.color&&t.diffuse.value.copy(i.color),i.emissive&&t.emissive.value.copy(i.emissive).multiplyScalar(i.emissiveIntensity),i.map&&(t.map.value=i.map,n(i.map,t.mapTransform)),i.alphaMap&&(t.alphaMap.value=i.alphaMap,n(i.alphaMap,t.alphaMapTransform)),i.bumpMap&&(t.bumpMap.value=i.bumpMap,n(i.bumpMap,t.bumpMapTransform),t.bumpScale.value=i.bumpScale,i.side===p&&(t.bumpScale.value*=-1)),i.normalMap&&(t.normalMap.value=i.normalMap,n(i.normalMap,t.normalMapTransform),t.normalScale.value.copy(i.normalScale),i.side===p&&t.normalScale.value.negate()),i.displacementMap&&(t.displacementMap.value=i.displacementMap,n(i.displacementMap,t.displacementMapTransform),t.displacementScale.value=i.displacementScale,t.displacementBias.value=i.displacementBias),i.emissiveMap&&(t.emissiveMap.value=i.emissiveMap,n(i.emissiveMap,t.emissiveMapTransform)),i.specularMap&&(t.specularMap.value=i.specularMap,n(i.specularMap,t.specularMapTransform)),i.alphaTest>0&&(t.alphaTest.value=i.alphaTest);const r=e.get(i),a=r.envMap,s=r.envMapRotation;a&&(t.envMap.value=a,wu.copy(s),wu.x*=-1,wu.y*=-1,wu.z*=-1,a.isCubeTexture&&!1===a.isRenderTargetTexture&&(wu.y*=-1,wu.z*=-1),t.envMapRotation.value.setFromMatrix4(Au.makeRotationFromEuler(wu)),t.flipEnvMap.value=a.isCubeTexture&&!1===a.isRenderTargetTexture?-1:1,t.reflectivity.value=i.reflectivity,t.ior.value=i.ior,t.refractionRatio.value=i.refractionRatio),i.lightMap&&(t.lightMap.value=i.lightMap,t.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,t.lightMapTransform)),i.aoMap&&(t.aoMap.value=i.aoMap,t.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,t.aoMapTransform))}function s(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,e.map&&(t.map.value=e.map,n(e.map,t.mapTransform))}function o(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}function l(t,e,i,r){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*i,t.scale.value=.5*r,e.map&&(t.map.value=e.map,n(e.map,t.uvTransform)),e.alphaMap&&(t.alphaMap.value=e.alphaMap,n(e.alphaMap,t.alphaMapTransform)),e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}function c(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map,n(e.map,t.mapTransform)),e.alphaMap&&(t.alphaMap.value=e.alphaMap,n(e.alphaMap,t.alphaMapTransform)),e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}function h(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4)}function u(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap)}function d(t,e){t.metalness.value=e.metalness,e.metalnessMap&&(t.metalnessMap.value=e.metalnessMap,n(e.metalnessMap,t.metalnessMapTransform)),t.roughness.value=e.roughness,e.roughnessMap&&(t.roughnessMap.value=e.roughnessMap,n(e.roughnessMap,t.roughnessMapTransform)),e.envMap&&(t.envMapIntensity.value=e.envMapIntensity)}function 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0!==t.boundingSphere?(null===t.boundingSphere&&t.computeBoundingSphere(),Z.copy(t.boundingSphere.center)):(null===e.boundingSphere&&e.computeBoundingSphere(),Z.copy(e.boundingSphere.center)),Z.applyMatrix4(t.matrixWorld).applyMatrix4(Y)),Array.isArray(r)){const i=e.groups;for(let a=0,s=i.length;a<s;a++){const s=i[a],o=r[s.materialIndex];o&&o.visible&&x.push(t,e,o,n,Z.z,s)}}else r.visible&&x.push(t,e,r,n,Z.z,null)}const a=t.children;for(let s=0,o=a.length;s<o;s++)Jt(a[s],e,n,i)}function $t(t,e,n,i){const r=t.opaque,a=t.transmissive,s=t.transparent;y.setupLightsView(n),!0===W&&mt.setGlobalState(E.clippingPlanes,n),i&&nt.viewport(P.copy(i)),r.length>0&&te(r,e,n),a.length>0&&te(a,e,n),s.length>0&&te(s,e,n),nt.buffers.depth.setTest(!0),nt.buffers.depth.setMask(!0),nt.buffers.color.setMask(!0),nt.setPolygonOffset(!1)}function Qt(t,e,n,i){const r=!0===n.isScene?n.overrideMaterial:null;if(null!==r)return;void 0===y.state.transmissionRenderTarget[i.id]&&(y.state.transmissionRenderTarget[i.id]=new ei(1,1,{generateMipmaps:!0,type:tt.has("EXT_color_buffer_half_float")||tt.has("EXT_color_buffer_float")?Rt:Mt,minFilter:yt,samples:4,stencilBuffer:a,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:Bn.workingColorSpace}));const s=y.state.transmissionRenderTarget[i.id],o=i.viewport||P;s.setSize(o.z,o.w);const l=E.getRenderTarget();E.setRenderTarget(s),E.getClearColor(U),N=E.getClearAlpha(),N<1&&E.setClearColor(16777215,.5),E.clear(),J&&_t.render(n);const c=E.toneMapping;E.toneMapping=$;const h=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),y.setupLightsView(i),!0===W&&mt.setGlobalState(E.clippingPlanes,i),te(t,n,i),at.updateMultisampleRenderTarget(s),at.updateRenderTargetMipmap(s),!1===tt.has("WEBGL_multisampled_render_to_texture")){let t=!1;for(let r=0,a=e.length;r<a;r++){const a=e[r],s=a.object,o=a.geometry,l=a.material,c=a.group;if(l.side===f&&s.layers.test(i.layers)){const e=l.side;l.side=p,l.needsUpdate=!0,ee(s,n,i,o,l,c),l.side=e,l.needsUpdate=!0,t=!0}}!0===t&&(at.updateMultisampleRenderTarget(s),at.updateRenderTargetMipmap(s))}E.setRenderTarget(l),E.setClearColor(U,N),void 0!==h&&(i.viewport=h),E.toneMapping=c}function te(t,e,n){const i=!0===e.isScene?e.overrideMaterial:null;for(let r=0,a=t.length;r<a;r++){const a=t[r],s=a.object,o=a.geometry,l=null===i?a.material:i,c=a.group;s.layers.test(n.layers)&&ee(s,e,n,o,l,c)}}function ee(t,e,n,i,r,a){t.onBeforeRender(E,e,n,i,r,a),t.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,t.matrixWorld),t.normalMatrix.getNormalMatrix(t.modelViewMatrix),r.onBeforeRender(E,e,n,i,t,a),!0===r.transparent&&r.side===f&&!1===r.forceSinglePass?(r.side=p,r.needsUpdate=!0,E.renderBufferDirect(n,e,i,r,t,a),r.side=d,r.needsUpdate=!0,E.renderBufferDirect(n,e,i,r,t,a),r.side=f):E.renderBufferDirect(n,e,i,r,t,a),t.onAfterRender(E,e,n,i,r,a)}function ne(t,e,n){!0!==e.isScene&&(e=K);const i=rt.get(t),r=y.state.lights,a=y.state.shadowsArray,s=r.state.version,o=ut.getParameters(t,r.state,a,e,n),l=ut.getProgramCacheKey(o);let c=i.programs;i.environment=t.isMeshStandardMaterial?e.environment:null,i.fog=e.fog,i.envMap=(t.isMeshStandardMaterial?ot:st).get(t.envMap||i.environment),i.envMapRotation=null!==i.environment&&null===t.envMap?e.environmentRotation:t.envMapRotation,void 0===c&&(t.addEventListener("dispose",zt),c=new Map,i.programs=c);let h=c.get(l);if(void 0!==h){if(i.currentProgram===h&&i.lightsStateVersion===s)return re(t,o),h}else o.uniforms=ut.getUniforms(t),t.onBeforeCompile(o,E),h=ut.acquireProgram(o,l),c.set(l,h),i.uniforms=o.uniforms;const u=i.uniforms;return(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(u.clippingPlanes=mt.uniform),re(t,o),i.needsLights=oe(t),i.lightsStateVersion=s,i.needsLights&&(u.ambientLightColor.value=r.state.ambient,u.lightProbe.value=r.state.probe,u.directionalLights.value=r.state.directional,u.directionalLightShadows.value=r.state.directionalShadow,u.spotLights.value=r.state.spot,u.spotLightShadows.value=r.state.spotShadow,u.rectAreaLights.value=r.state.rectArea,u.ltc_1.value=r.state.rectAreaLTC1,u.ltc_2.value=r.state.rectAreaLTC2,u.pointLights.value=r.state.point,u.pointLightShadows.value=r.state.pointShadow,u.hemisphereLights.value=r.state.hemi,u.directionalShadowMap.value=r.state.directionalShadowMap,u.directionalShadowMatrix.value=r.state.directionalShadowMatrix,u.spotShadowMap.value=r.state.spotShadowMap,u.spotLightMatrix.value=r.state.spotLightMatrix,u.spotLightMap.value=r.state.spotLightMap,u.pointShadowMap.value=r.state.pointShadowMap,u.pointShadowMatrix.value=r.state.pointShadowMatrix),i.currentProgram=h,i.uniformsList=null,h}function ie(t){if(null===t.uniformsList){const e=t.currentProgram.getUniforms();t.uniformsList=ph.seqWithValue(e.seq,t.uniforms)}return t.uniformsList}function re(t,e){const n=rt.get(t);n.outputColorSpace=e.outputColorSpace,n.batching=e.batching,n.batchingColor=e.batchingColor,n.instancing=e.instancing,n.instancingColor=e.instancingColor,n.instancingMorph=e.instancingMorph,n.skinning=e.skinning,n.morphTargets=e.morphTargets,n.morphNormals=e.morphNormals,n.morphColors=e.morphColors,n.morphTargetsCount=e.morphTargetsCount,n.numClippingPlanes=e.numClippingPlanes,n.numIntersection=e.numClipIntersection,n.vertexAlphas=e.vertexAlphas,n.vertexTangents=e.vertexTangents,n.toneMapping=e.toneMapping}function ae(t,e,n,i,r){!0!==e.isScene&&(e=K),at.resetTextureUnits();const a=e.fog,s=i.isMeshStandardMaterial?e.environment:null,o=null===A?E.outputColorSpace:!0===A.isXRRenderTarget?A.texture.colorSpace:Ie,l=(i.isMeshStandardMaterial?ot:st).get(i.envMap||s),c=!0===i.vertexColors&&!!n.attributes.color&&4===n.attributes.color.itemSize,h=!!n.attributes.tangent&&(!!i.normalMap||i.anisotropy>0),u=!!n.morphAttributes.position,d=!!n.morphAttributes.normal,p=!!n.morphAttributes.color;let f=$;i.toneMapped&&(null!==A&&!0!==A.isXRRenderTarget||(f=E.toneMapping));const m=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,g=void 0!==m?m.length:0,_=rt.get(i),v=y.state.lights;if(!0===W&&(!0===X||t!==C)){const e=t===C&&i.id===R;mt.setState(i,t,e)}let x=!1;i.version===_.__version?_.needsLights&&_.lightsStateVersion!==v.state.version||_.outputColorSpace!==o||r.isBatchedMesh&&!1===_.batching?x=!0:r.isBatchedMesh||!0!==_.batching?r.isBatchedMesh&&!0===_.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===_.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===_.instancing?x=!0:r.isInstancedMesh||!0!==_.instancing?r.isSkinnedMesh&&!1===_.skinning?x=!0:r.isSkinnedMesh||!0!==_.skinning?r.isInstancedMesh&&!0===_.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===_.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===_.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===_.instancingMorph&&null!==r.morphTexture||_.envMap!==l||!0===i.fog&&_.fog!==a?x=!0:void 0===_.numClippingPlanes||_.numClippingPlanes===mt.numPlanes&&_.numIntersection===mt.numIntersection?(_.vertexAlphas!==c||_.vertexTangents!==h||_.morphTargets!==u||_.morphNormals!==d||_.morphColors!==p||_.toneMapping!==f||_.morphTargetsCount!==g)&&(x=!0):x=!0:x=!0:x=!0:x=!0:(x=!0,_.__version=i.version);let M=_.currentProgram;!0===x&&(M=ne(i,e,r));let S=!1,T=!1,b=!1;const w=M.getUniforms(),P=_.uniforms;if(nt.useProgram(M.program)&&(S=!0,T=!0,b=!0),i.id!==R&&(R=i.id,T=!0),S||C!==t){const e=nt.buffers.depth.getReversed();e?(j.copy(t.projectionMatrix),On(j),Fn(j),w.setValue(Dt,"projectionMatrix",j)):w.setValue(Dt,"projectionMatrix",t.projectionMatrix),w.setValue(Dt,"viewMatrix",t.matrixWorldInverse);const n=w.map.cameraPosition;void 0!==n&&n.setValue(Dt,q.setFromMatrixPosition(t.matrixWorld)),et.logarithmicDepthBuffer&&w.setValue(Dt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial)&&w.setValue(Dt,"isOrthographic",!0===t.isOrthographicCamera),C!==t&&(C=t,T=!0,b=!0)}if(r.isSkinnedMesh){w.setOptional(Dt,r,"bindMatrix"),w.setOptional(Dt,r,"bindMatrixInverse");const t=r.skeleton;t&&(null===t.boneTexture&&t.computeBoneTexture(),w.setValue(Dt,"boneTexture",t.boneTexture,at))}r.isBatchedMesh&&(w.setOptional(Dt,r,"batchingTexture"),w.setValue(Dt,"batchingTexture",r._matricesTexture,at),w.setOptional(Dt,r,"batchingIdTexture"),w.setValue(Dt,"batchingIdTexture",r._indirectTexture,at),w.setOptional(Dt,r,"batchingColorTexture"),null!==r._colorsTexture&&w.setValue(Dt,"batchingColorTexture",r._colorsTexture,at));const L=n.morphAttributes;if(void 0===L.position&&void 0===L.normal&&void 0===L.color||vt.update(r,n,M),(T||_.receiveShadow!==r.receiveShadow)&&(_.receiveShadow=r.receiveShadow,w.setValue(Dt,"receiveShadow",r.receiveShadow)),i.isMeshGouraudMaterial&&null!==i.envMap&&(P.envMap.value=l,P.flipEnvMap.value=l.isCubeTexture&&!1===l.isRenderTargetTexture?-1:1),i.isMeshStandardMaterial&&null===i.envMap&&null!==e.environment&&(P.envMapIntensity.value=e.environmentIntensity),T&&(w.setValue(Dt,"toneMappingExposure",E.toneMappingExposure),_.needsLights&&se(P,b),a&&!0===i.fog&&dt.refreshFogUniforms(P,a),dt.refreshMaterialUniforms(P,i,F,O,y.state.transmissionRenderTarget[t.id]),ph.upload(Dt,ie(_),P,at)),i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(ph.upload(Dt,ie(_),P,at),i.uniformsNeedUpdate=!1),i.isSpriteMaterial&&w.setValue(Dt,"center",r.center),w.setValue(Dt,"modelViewMatrix",r.modelViewMatrix),w.setValue(Dt,"normalMatrix",r.normalMatrix),w.setValue(Dt,"modelMatrix",r.matrixWorld),i.isShaderMaterial||i.isRawShaderMaterial){const t=i.uniformsGroups;for(let e=0,n=t.length;e<n;e++){const n=t[e];At.update(n,M),At.bind(n,M)}}return M}function se(t,e){t.ambientLightColor.needsUpdate=e,t.lightProbe.needsUpdate=e,t.directionalLights.needsUpdate=e,t.directionalLightShadows.needsUpdate=e,t.pointLights.needsUpdate=e,t.pointLightShadows.needsUpdate=e,t.spotLights.needsUpdate=e,t.spotLightShadows.needsUpdate=e,t.rectAreaLights.needsUpdate=e,t.hemisphereLights.needsUpdate=e}function oe(t){return t.isMeshLambertMaterial||t.isMeshToonMaterial||t.isMeshPhongMaterial||t.isMeshStandardMaterial||t.isShadowMaterial||t.isShaderMaterial&&!0===t.lights}Kt.setAnimationLoop(Yt),"undefined"!==typeof self&&Kt.setContext(self),this.setAnimationLoop=function(t){jt=t,It.setAnimationLoop(t),null===t?Kt.stop():Kt.start()},It.addEventListener("sessionstart",qt),It.addEventListener("sessionend",Zt),this.render=function(t,e){if(void 0!==e&&!0!==e.isCamera)return void console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");if(!0===T)return;if(!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),null===e.parent&&!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),!0===It.enabled&&!0===It.isPresenting&&(!0===It.cameraAutoUpdate&&It.updateCamera(e),e=It.getCamera()),!0===t.isScene&&t.onBeforeRender(E,t,e,A),y=ft.get(t,S.length),y.init(e),S.push(y),Y.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),G.setFromProjectionMatrix(Y),X=this.localClippingEnabled,W=mt.init(this.clippingPlanes,X),x=pt.get(t,M.length),x.init(),M.push(x),!0===It.enabled&&!0===It.isPresenting){const t=E.xr.getDepthSensingMesh();null!==t&&Jt(t,e,-1/0,E.sortObjects)}Jt(t,e,0,E.sortObjects),x.finish(),!0===E.sortObjects&&x.sort(B,z),J=!1===It.enabled||!1===It.isPresenting||!1===It.hasDepthSensing(),J&&_t.addToRenderList(x,t),this.info.render.frame++,!0===W&&mt.beginShadows();const n=y.state.shadowsArray;gt.render(n,t,e),!0===W&&mt.endShadows(),!0===this.info.autoReset&&this.info.reset();const i=x.opaque,r=x.transmissive;if(y.setupLights(),e.isArrayCamera){const n=e.cameras;if(r.length>0)for(let e=0,a=n.length;e<a;e++){const a=n[e];Qt(i,r,t,a)}J&&_t.render(t);for(let e=0,i=n.length;e<i;e++){const i=n[e];$t(x,t,i,i.viewport)}}else r.length>0&&Qt(i,r,t,e),J&&_t.render(t),$t(x,t,e);null!==A&&(at.updateMultisampleRenderTarget(A),at.updateRenderTargetMipmap(A)),!0===t.isScene&&t.onAfterRender(E,t,e),bt.resetDefaultState(),R=-1,C=null,S.pop(),S.length>0?(y=S[S.length-1],!0===W&&mt.setGlobalState(E.clippingPlanes,y.state.camera)):y=null,M.pop(),x=M.length>0?M[M.length-1]:null},this.getActiveCubeFace=function(){return b},this.getActiveMipmapLevel=function(){return w},this.getRenderTarget=function(){return A},this.setRenderTargetTextures=function(t,e,n){rt.get(t.texture).__webglTexture=e,rt.get(t.depthTexture).__webglTexture=n;const i=rt.get(t);i.__hasExternalTextures=!0,i.__autoAllocateDepthBuffer=void 0===n,i.__autoAllocateDepthBuffer||!0===tt.has("WEBGL_multisampled_render_to_texture")&&(console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided"),i.__useRenderToTexture=!1)},this.setRenderTargetFramebuffer=function(t,e){const n=rt.get(t);n.__webglFramebuffer=e,n.__useDefaultFramebuffer=void 0===e},this.setRenderTarget=function(t,e=0,n=0){A=t,b=e,w=n;let i=!0,r=null,a=!1,s=!1;if(t){const o=rt.get(t);if(void 0!==o.__useDefaultFramebuffer)nt.bindFramebuffer(Dt.FRAMEBUFFER,null),i=!1;else if(void 0===o.__webglFramebuffer)at.setupRenderTarget(t);else if(o.__hasExternalTextures)at.rebindTextures(t,rt.get(t.texture).__webglTexture,rt.get(t.depthTexture).__webglTexture);else if(t.depthBuffer){const e=t.depthTexture;if(o.__boundDepthTexture!==e){if(null!==e&&rt.has(e)&&(t.width!==e.image.width||t.height!==e.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");at.setupDepthRenderbuffer(t)}}const l=t.texture;(l.isData3DTexture||l.isDataArrayTexture||l.isCompressedArrayTexture)&&(s=!0);const c=rt.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(r=Array.isArray(c[e])?c[e][n]:c[e],a=!0):r=t.samples>0&&!1===at.useMultisampledRTT(t)?rt.get(t).__webglMultisampledFramebuffer:Array.isArray(c)?c[n]:c,P.copy(t.viewport),L.copy(t.scissor),D=t.scissorTest}else P.copy(H).multiplyScalar(F).floor(),L.copy(V).multiplyScalar(F).floor(),D=k;const o=nt.bindFramebuffer(Dt.FRAMEBUFFER,r);if(o&&i&&nt.drawBuffers(t,r),nt.viewport(P),nt.scissor(L),nt.setScissorTest(D),a){const i=rt.get(t.texture);Dt.framebufferTexture2D(Dt.FRAMEBUFFER,Dt.COLOR_ATTACHMENT0,Dt.TEXTURE_CUBE_MAP_POSITIVE_X+e,i.__webglTexture,n)}else if(s){const i=rt.get(t.texture),r=e||0;Dt.framebufferTextureLayer(Dt.FRAMEBUFFER,Dt.COLOR_ATTACHMENT0,i.__webglTexture,n||0,r)}R=-1},this.readRenderTargetPixels=function(t,e,n,i,r,a,s){if(!t||!t.isWebGLRenderTarget)return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let o=rt.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==s&&(o=o[s]),o){nt.bindFramebuffer(Dt.FRAMEBUFFER,o);try{const s=t.texture,o=s.format,l=s.type;if(!et.textureFormatReadable(o))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!et.textureTypeReadable(l))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");e>=0&&e<=t.width-i&&n>=0&&n<=t.height-r&&Dt.readPixels(e,n,i,r,Et.convert(o),Et.convert(l),a)}finally{const t=null!==A?rt.get(A).__webglFramebuffer:null;nt.bindFramebuffer(Dt.FRAMEBUFFER,t)}}},this.readRenderTargetPixelsAsync=async function(t,e,n,i,r,a,s){if(!t||!t.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let o=rt.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==s&&(o=o[s]),o){const s=t.texture,l=s.format,c=s.type;if(!et.textureFormatReadable(l))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!et.textureTypeReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");if(e>=0&&e<=t.width-i&&n>=0&&n<=t.height-r){nt.bindFramebuffer(Dt.FRAMEBUFFER,o);const t=Dt.createBuffer();Dt.bindBuffer(Dt.PIXEL_PACK_BUFFER,t),Dt.bufferData(Dt.PIXEL_PACK_BUFFER,a.byteLength,Dt.STREAM_READ),Dt.readPixels(e,n,i,r,Et.convert(l),Et.convert(c),0);const s=null!==A?rt.get(A).__webglFramebuffer:null;nt.bindFramebuffer(Dt.FRAMEBUFFER,s);const h=Dt.fenceSync(Dt.SYNC_GPU_COMMANDS_COMPLETE,0);return Dt.flush(),await In(Dt,h,4),Dt.bindBuffer(Dt.PIXEL_PACK_BUFFER,t),Dt.getBufferSubData(Dt.PIXEL_PACK_BUFFER,0,a),Dt.deleteBuffer(t),Dt.deleteSync(h),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(t,e=null,n=0){!0!==t.isTexture&&(Nn("WebGLRenderer: copyFramebufferToTexture function signature has changed."),e=arguments[0]||null,t=arguments[1]);const i=Math.pow(2,-n),r=Math.floor(t.image.width*i),a=Math.floor(t.image.height*i),s=null!==e?e.x:0,o=null!==e?e.y:0;at.setTexture2D(t,0),Dt.copyTexSubImage2D(Dt.TEXTURE_2D,n,0,0,s,o,r,a),nt.unbindTexture()},this.copyTextureToTexture=function(t,e,n=null,i=null,r=0){let a,s,o,l,c,h,u,d,p;!0!==t.isTexture&&(Nn("WebGLRenderer: copyTextureToTexture function signature has changed."),i=arguments[0]||null,t=arguments[1],e=arguments[2],r=arguments[3]||0,n=null);const f=t.isCompressedTexture?t.mipmaps[r]:t.image;null!==n?(a=n.max.x-n.min.x,s=n.max.y-n.min.y,o=n.isBox3?n.max.z-n.min.z:1,l=n.min.x,c=n.min.y,h=n.isBox3?n.min.z:0):(a=f.width,s=f.height,o=f.depth||1,l=0,c=0,h=0),null!==i?(u=i.x,d=i.y,p=i.z):(u=0,d=0,p=0);const m=Et.convert(e.format),g=Et.convert(e.type);let _;e.isData3DTexture?(at.setTexture3D(e,0),_=Dt.TEXTURE_3D):e.isDataArrayTexture||e.isCompressedArrayTexture?(at.setTexture2DArray(e,0),_=Dt.TEXTURE_2D_ARRAY):(at.setTexture2D(e,0),_=Dt.TEXTURE_2D),Dt.pixelStorei(Dt.UNPACK_FLIP_Y_WEBGL,e.flipY),Dt.pixelStorei(Dt.UNPACK_PREMULTIPLY_ALPHA_WEBGL,e.premultiplyAlpha),Dt.pixelStorei(Dt.UNPACK_ALIGNMENT,e.unpackAlignment);const v=Dt.getParameter(Dt.UNPACK_ROW_LENGTH),x=Dt.getParameter(Dt.UNPACK_IMAGE_HEIGHT),y=Dt.getParameter(Dt.UNPACK_SKIP_PIXELS),M=Dt.getParameter(Dt.UNPACK_SKIP_ROWS),S=Dt.getParameter(Dt.UNPACK_SKIP_IMAGES);Dt.pixelStorei(Dt.UNPACK_ROW_LENGTH,f.width),Dt.pixelStorei(Dt.UNPACK_IMAGE_HEIGHT,f.height),Dt.pixelStorei(Dt.UNPACK_SKIP_PIXELS,l),Dt.pixelStorei(Dt.UNPACK_SKIP_ROWS,c),Dt.pixelStorei(Dt.UNPACK_SKIP_IMAGES,h);const E=t.isDataArrayTexture||t.isData3DTexture,T=e.isDataArrayTexture||e.isData3DTexture;if(t.isRenderTargetTexture||t.isDepthTexture){const n=rt.get(t),i=rt.get(e),f=rt.get(n.__renderTarget),m=rt.get(i.__renderTarget);nt.bindFramebuffer(Dt.READ_FRAMEBUFFER,f.__webglFramebuffer),nt.bindFramebuffer(Dt.DRAW_FRAMEBUFFER,m.__webglFramebuffer);for(let g=0;g<o;g++)E&&Dt.framebufferTextureLayer(Dt.READ_FRAMEBUFFER,Dt.COLOR_ATTACHMENT0,rt.get(t).__webglTexture,r,h+g),t.isDepthTexture?(T&&Dt.framebufferTextureLayer(Dt.DRAW_FRAMEBUFFER,Dt.COLOR_ATTACHMENT0,rt.get(e).__webglTexture,r,p+g),Dt.blitFramebuffer(l,c,a,s,u,d,a,s,Dt.DEPTH_BUFFER_BIT,Dt.NEAREST)):T?Dt.copyTexSubImage3D(_,r,u,d,p+g,l,c,a,s):Dt.copyTexSubImage2D(_,r,u,d,p+g,l,c,a,s);nt.bindFramebuffer(Dt.READ_FRAMEBUFFER,null),nt.bindFramebuffer(Dt.DRAW_FRAMEBUFFER,null)}else T?t.isDataTexture||t.isData3DTexture?Dt.texSubImage3D(_,r,u,d,p,a,s,o,m,g,f.data):e.isCompressedArrayTexture?Dt.compressedTexSubImage3D(_,r,u,d,p,a,s,o,m,f.data):Dt.texSubImage3D(_,r,u,d,p,a,s,o,m,g,f):t.isDataTexture?Dt.texSubImage2D(Dt.TEXTURE_2D,r,u,d,a,s,m,g,f.data):t.isCompressedTexture?Dt.compressedTexSubImage2D(Dt.TEXTURE_2D,r,u,d,f.width,f.height,m,f.data):Dt.texSubImage2D(Dt.TEXTURE_2D,r,u,d,a,s,m,g,f);Dt.pixelStorei(Dt.UNPACK_ROW_LENGTH,v),Dt.pixelStorei(Dt.UNPACK_IMAGE_HEIGHT,x),Dt.pixelStorei(Dt.UNPACK_SKIP_PIXELS,y),Dt.pixelStorei(Dt.UNPACK_SKIP_ROWS,M),Dt.pixelStorei(Dt.UNPACK_SKIP_IMAGES,S),0===r&&e.generateMipmaps&&Dt.generateMipmap(_),nt.unbindTexture()},this.copyTextureToTexture3D=function(t,e,n=null,i=null,r=0){return!0!==t.isTexture&&(Nn("WebGLRenderer: copyTextureToTexture3D function signature has changed."),n=arguments[0]||null,i=arguments[1]||null,t=arguments[2],e=arguments[3],r=arguments[4]||0),Nn('WebGLRenderer: copyTextureToTexture3D function has been deprecated. Use "copyTextureToTexture" instead.'),this.copyTextureToTexture(t,e,n,i,r)},this.initRenderTarget=function(t){void 0===rt.get(t).__webglFramebuffer&&at.setupRenderTarget(t)},this.initTexture=function(t){t.isCubeTexture?at.setTextureCube(t,0):t.isData3DTexture?at.setTexture3D(t,0):t.isDataArrayTexture||t.isCompressedArrayTexture?at.setTexture2DArray(t,0):at.setTexture2D(t,0),nt.unbindTexture()},this.resetState=function(){b=0,w=0,A=null,nt.reset(),bt.reset()},"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return Ke}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(t){this._outputColorSpace=t;const e=this.getContext();e.drawingBufferColorspace=Bn._getDrawingBufferColorSpace(t),e.unpackColorSpace=Bn._getUnpackColorSpace()}}class Lu extends lr{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new Xi,this.environmentIntensity=1,this.environmentRotation=new Xi,this.overrideMaterial=null,"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(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()),this.backgroundBlurriness=t.backgroundBlurriness,this.backgroundIntensity=t.backgroundIntensity,this.backgroundRotation.copy(t.backgroundRotation),this.environmentIntensity=t.environmentIntensity,this.environmentRotation.copy(t.environmentRotation),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}class Du extends $n{constructor(t=null,e=1,n=1,i,r,a,s,o,l=mt,c=mt,h,u){super(null,a,s,o,l,c,i,r,h,u),this.isDataTexture=!0,this.image={data:t,width:e,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Uu extends Pr{static get type(){return"LineBasicMaterial"}constructor(t){super(),this.isLineBasicMaterial=!0,this.color=new Ar(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.fog=t.fog,this}}const Nu=new ai,Iu=new ai,Ou=new Ii,Fu=new Ni,Bu=new wi,zu=new ai,Hu=new ai;class Vu extends lr{constructor(t=new Kr,e=new Uu){super(),this.isLine=!0,this.type="Line",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,n=[0];for(let t=1,i=e.count;t<i;t++)Nu.fromBufferAttribute(e,t-1),Iu.fromBufferAttribute(e,t),n[t]=n[t-1],n[t]+=Nu.distanceTo(Iu);t.setAttribute("lineDistance",new kr(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(t,e){const n=this.geometry,i=this.matrixWorld,r=t.params.Line.threshold,a=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Bu.copy(n.boundingSphere),Bu.applyMatrix4(i),Bu.radius+=r,!1===t.ray.intersectsSphere(Bu))return;Ou.copy(i).invert(),Fu.copy(t.ray).applyMatrix4(Ou);const s=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=s*s,l=this.isLineSegments?2:1,c=n.index,h=n.attributes,u=h.position;if(null!==c){const n=Math.max(0,a.start),i=Math.min(c.count,a.start+a.count);for(let r=n,a=i-1;r<a;r+=l){const n=c.getX(r),i=c.getX(r+1),a=ku(this,t,Fu,o,n,i);a&&e.push(a)}if(this.isLineLoop){const r=c.getX(i-1),a=c.getX(n),s=ku(this,t,Fu,o,r,a);s&&e.push(s)}}else{const n=Math.max(0,a.start),i=Math.min(u.count,a.start+a.count);for(let r=n,a=i-1;r<a;r+=l){const n=ku(this,t,Fu,o,r,r+1);n&&e.push(n)}if(this.isLineLoop){const r=ku(this,t,Fu,o,i-1,n);r&&e.push(r)}}}updateMorphTargets(){const t=this.geometry,e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e<n;e++){const n=t[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}}}}function ku(t,e,n,i,r,a){const s=t.geometry.attributes.position;Nu.fromBufferAttribute(s,r),Iu.fromBufferAttribute(s,a);const o=n.distanceSqToSegment(Nu,Iu,zu,Hu);if(o>i)return;zu.applyMatrix4(t.matrixWorld);const l=e.ray.origin.distanceTo(zu);return l<e.near||l>e.far?void 0:{distance:l,point:Hu.clone().applyMatrix4(t.matrixWorld),index:r,face:null,faceIndex:null,barycoord:null,object:t}}const Gu=new ai,Wu=new ai;class Xu extends Vu{constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,n=[];for(let t=0,i=e.count;t<i;t+=2)Gu.fromBufferAttribute(e,t),Wu.fromBufferAttribute(e,t+1),n[t]=0===t?0:n[t-1],n[t+1]=n[t]+Gu.distanceTo(Wu);t.setAttribute("lineDistance",new kr(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class ju extends Pr{static get type(){return"PointsMaterial"}constructor(t){super(),this.isPointsMaterial=!0,this.color=new Ar(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this.fog=t.fog,this}}const Yu=new Ii,qu=new Ni,Zu=new wi,Ku=new ai;class Ju extends lr{constructor(t=new Kr,e=new ju){super(),this.isPoints=!0,this.type="Points",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}raycast(t,e){const n=this.geometry,i=this.matrixWorld,r=t.params.Points.threshold,a=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Zu.copy(n.boundingSphere),Zu.applyMatrix4(i),Zu.radius+=r,!1===t.ray.intersectsSphere(Zu))return;Yu.copy(i).invert(),qu.copy(t.ray).applyMatrix4(Yu);const s=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=s*s,l=n.index,c=n.attributes,h=c.position;if(null!==l){const n=Math.max(0,a.start),r=Math.min(l.count,a.start+a.count);for(let a=n,s=r;a<s;a++){const n=l.getX(a);Ku.fromBufferAttribute(h,n),$u(Ku,n,o,i,t,e,this)}}else{const n=Math.max(0,a.start),r=Math.min(h.count,a.start+a.count);for(let a=n,s=r;a<s;a++)Ku.fromBufferAttribute(h,a),$u(Ku,a,o,i,t,e,this)}}updateMorphTargets(){const t=this.geometry,e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e<n;e++){const n=t[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}}}}function $u(t,e,n,i,r,a,s){const o=qu.distanceSqToPoint(t);if(o<n){const n=new ai;qu.closestPointToPoint(t,n),n.applyMatrix4(i);const l=r.ray.origin.distanceTo(n);if(l<r.near||l>r.far)return;a.push({distance:l,distanceToRay:Math.sqrt(o),point:n,index:e,face:null,faceIndex:null,barycoord:null,object:s})}}class Qu{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(t,e){const n=this.getUtoTmapping(t);return this.getPoint(n,e)}getPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPoint(n/t));return e}getSpacedPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e}getLength(){const t=this.getLengths();return t[t.length-1]}getLengths(t=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const e=[];let n,i=this.getPoint(0),r=0;e.push(0);for(let a=1;a<=t;a++)n=this.getPoint(a/t),r+=n.distanceTo(i),e.push(r),i=n;return this.cacheArcLengths=e,e}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(t,e){const n=this.getLengths();let i=0;const r=n.length;let a;a=e||t*n[r-1];let s,o=0,l=r-1;while(o<=l)if(i=Math.floor(o+(l-o)/2),s=n[i]-a,s<0)o=i+1;else{if(!(s>0)){l=i;break}l=i-1}if(i=l,n[i]===a)return i/(r-1);const c=n[i],h=n[i+1],u=h-c,d=(a-c)/u,p=(i+d)/(r-1);return p}getTangent(t,e){const n=1e-4;let i=t-n,r=t+n;i<0&&(i=0),r>1&&(r=1);const a=this.getPoint(i),s=this.getPoint(r),o=e||(a.isVector2?new An:new ai);return o.copy(s).sub(a).normalize(),o}getTangentAt(t,e){const n=this.getUtoTmapping(t);return this.getTangent(n,e)}computeFrenetFrames(t,e){const n=new ai,i=[],r=[],a=[],s=new ai,o=new Ii;for(let d=0;d<=t;d++){const e=d/t;i[d]=this.getTangentAt(e,new ai)}r[0]=new ai,a[0]=new ai;let l=Number.MAX_VALUE;const c=Math.abs(i[0].x),h=Math.abs(i[0].y),u=Math.abs(i[0].z);c<=l&&(l=c,n.set(1,0,0)),h<=l&&(l=h,n.set(0,1,0)),u<=l&&n.set(0,0,1),s.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],s),a[0].crossVectors(i[0],r[0]);for(let d=1;d<=t;d++){if(r[d]=r[d-1].clone(),a[d]=a[d-1].clone(),s.crossVectors(i[d-1],i[d]),s.length()>Number.EPSILON){s.normalize();const t=Math.acos(an(i[d-1].dot(i[d]),-1,1));r[d].applyMatrix4(o.makeRotationAxis(s,t))}a[d].crossVectors(i[d],r[d])}if(!0===e){let e=Math.acos(an(r[0].dot(r[t]),-1,1));e/=t,i[0].dot(s.crossVectors(r[0],r[t]))>0&&(e=-e);for(let n=1;n<=t;n++)r[n].applyMatrix4(o.makeRotationAxis(i[n],e*n)),a[n].crossVectors(i[n],r[n])}return{tangents:i,normals:r,binormals:a}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class td extends Qu{constructor(t=0,e=0,n=1,i=1,r=0,a=2*Math.PI,s=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=n,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=a,this.aClockwise=s,this.aRotation=o}getPoint(t,e=new An){const n=e,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const a=Math.abs(r)<Number.EPSILON;while(r<0)r+=i;while(r>i)r-=i;r<Number.EPSILON&&(r=a?0:i),!0!==this.aClockwise||a||(r===i?r=-i:r-=i);const s=this.aStartAngle+t*r;let o=this.aX+this.xRadius*Math.cos(s),l=this.aY+this.yRadius*Math.sin(s);if(0!==this.aRotation){const t=Math.cos(this.aRotation),e=Math.sin(this.aRotation),n=o-this.aX,i=l-this.aY;o=n*t-i*e+this.aX,l=n*e+i*t+this.aY}return n.set(o,l)}copy(t){return super.copy(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}toJSON(){const t=super.toJSON();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}fromJSON(t){return super.fromJSON(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}}class ed extends td{constructor(t,e,n,i,r,a){super(t,e,n,n,i,r,a),this.isArcCurve=!0,this.type="ArcCurve"}}function nd(){let t=0,e=0,n=0,i=0;function r(r,a,s,o){t=r,e=s,n=-3*r+3*a-2*s-o,i=2*r-2*a+s+o}return{initCatmullRom:function(t,e,n,i,a){r(e,n,a*(n-t),a*(i-e))},initNonuniformCatmullRom:function(t,e,n,i,a,s,o){let l=(e-t)/a-(n-t)/(a+s)+(n-e)/s,c=(n-e)/s-(i-e)/(s+o)+(i-n)/o;l*=s,c*=s,r(e,n,l,c)},calc:function(r){const a=r*r,s=a*r;return t+e*r+n*a+i*s}}}const id=new ai,rd=new nd,ad=new nd,sd=new nd;class od extends Qu{constructor(t=[],e=!1,n="centripetal",i=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=t,this.closed=e,this.curveType=n,this.tension=i}getPoint(t,e=new ai){const n=e,i=this.points,r=i.length,a=(r-(this.closed?0:1))*t;let s,o,l=Math.floor(a),c=a-l;this.closed?l+=l>0?0:(Math.floor(Math.abs(l)/r)+1)*r:0===c&&l===r-1&&(l=r-2,c=1),this.closed||l>0?s=i[(l-1)%r]:(id.subVectors(i[0],i[1]).add(i[0]),s=id);const h=i[l%r],u=i[(l+1)%r];if(this.closed||l+2<r?o=i[(l+2)%r]:(id.subVectors(i[r-1],i[r-2]).add(i[r-1]),o=id),"centripetal"===this.curveType||"chordal"===this.curveType){const t="chordal"===this.curveType?.5:.25;let e=Math.pow(s.distanceToSquared(h),t),n=Math.pow(h.distanceToSquared(u),t),i=Math.pow(u.distanceToSquared(o),t);n<1e-4&&(n=1),e<1e-4&&(e=n),i<1e-4&&(i=n),rd.initNonuniformCatmullRom(s.x,h.x,u.x,o.x,e,n,i),ad.initNonuniformCatmullRom(s.y,h.y,u.y,o.y,e,n,i),sd.initNonuniformCatmullRom(s.z,h.z,u.z,o.z,e,n,i)}else"catmullrom"===this.curveType&&(rd.initCatmullRom(s.x,h.x,u.x,o.x,this.tension),ad.initCatmullRom(s.y,h.y,u.y,o.y,this.tension),sd.initCatmullRom(s.z,h.z,u.z,o.z,this.tension));return n.set(rd.calc(c),ad.calc(c),sd.calc(c)),n}copy(t){super.copy(t),this.points=[];for(let e=0,n=t.points.length;e<n;e++){const n=t.points[e];this.points.push(n.clone())}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this}toJSON(){const t=super.toJSON();t.points=[];for(let e=0,n=this.points.length;e<n;e++){const n=this.points[e];t.points.push(n.toArray())}return t.closed=this.closed,t.curveType=this.curveType,t.tension=this.tension,t}fromJSON(t){super.fromJSON(t),this.points=[];for(let e=0,n=t.points.length;e<n;e++){const n=t.points[e];this.points.push((new ai).fromArray(n))}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this}}function ld(t,e,n,i,r){const a=.5*(i-e),s=.5*(r-n),o=t*t,l=t*o;return(2*n-2*i+a+s)*l+(-3*n+3*i-2*a-s)*o+a*t+n}function cd(t,e){const n=1-t;return n*n*e}function hd(t,e){return 2*(1-t)*t*e}function ud(t,e){return t*t*e}function dd(t,e,n,i){return cd(t,e)+hd(t,n)+ud(t,i)}function pd(t,e){const n=1-t;return n*n*n*e}function fd(t,e){const n=1-t;return 3*n*n*t*e}function md(t,e){return 3*(1-t)*t*t*e}function gd(t,e){return t*t*t*e}function _d(t,e,n,i,r){return pd(t,e)+fd(t,n)+md(t,i)+gd(t,r)}class vd extends Qu{constructor(t=new An,e=new An,n=new An,i=new An){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=t,this.v1=e,this.v2=n,this.v3=i}getPoint(t,e=new An){const n=e,i=this.v0,r=this.v1,a=this.v2,s=this.v3;return n.set(_d(t,i.x,r.x,a.x,s.x),_d(t,i.y,r.y,a.y,s.y)),n}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this}toJSON(){const t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this}}class xd extends Qu{constructor(t=new ai,e=new ai,n=new ai,i=new ai){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=t,this.v1=e,this.v2=n,this.v3=i}getPoint(t,e=new ai){const n=e,i=this.v0,r=this.v1,a=this.v2,s=this.v3;return n.set(_d(t,i.x,r.x,a.x,s.x),_d(t,i.y,r.y,a.y,s.y),_d(t,i.z,r.z,a.z,s.z)),n}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this}toJSON(){const t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this}}class yd extends Qu{constructor(t=new An,e=new An){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=t,this.v2=e}getPoint(t,e=new An){const n=e;return 1===t?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(t).add(this.v1)),n}getPointAt(t,e){return this.getPoint(t,e)}getTangent(t,e=new An){return e.subVectors(this.v2,this.v1).normalize()}getTangentAt(t,e){return this.getTangent(t,e)}copy(t){return super.copy(t),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){const t=super.toJSON();return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}}class Md extends Qu{constructor(t=new ai,e=new ai){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=t,this.v2=e}getPoint(t,e=new ai){const n=e;return 1===t?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(t).add(this.v1)),n}getPointAt(t,e){return this.getPoint(t,e)}getTangent(t,e=new ai){return e.subVectors(this.v2,this.v1).normalize()}getTangentAt(t,e){return this.getTangent(t,e)}copy(t){return super.copy(t),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){const t=super.toJSON();return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}}class Sd extends Qu{constructor(t=new An,e=new An,n=new An){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=t,this.v1=e,this.v2=n}getPoint(t,e=new An){const n=e,i=this.v0,r=this.v1,a=this.v2;return n.set(dd(t,i.x,r.x,a.x),dd(t,i.y,r.y,a.y)),n}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){const t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}}class Ed extends Qu{constructor(t=new ai,e=new ai,n=new ai){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=t,this.v1=e,this.v2=n}getPoint(t,e=new ai){const n=e,i=this.v0,r=this.v1,a=this.v2;return n.set(dd(t,i.x,r.x,a.x),dd(t,i.y,r.y,a.y),dd(t,i.z,r.z,a.z)),n}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){const t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}}class Td extends Qu{constructor(t=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=t}getPoint(t,e=new An){const n=e,i=this.points,r=(i.length-1)*t,a=Math.floor(r),s=r-a,o=i[0===a?a:a-1],l=i[a],c=i[a>i.length-2?i.length-1:a+1],h=i[a>i.length-3?i.length-1:a+2];return n.set(ld(s,o.x,l.x,c.x,h.x),ld(s,o.y,l.y,c.y,h.y)),n}copy(t){super.copy(t),this.points=[];for(let e=0,n=t.points.length;e<n;e++){const n=t.points[e];this.points.push(n.clone())}return this}toJSON(){const t=super.toJSON();t.points=[];for(let e=0,n=this.points.length;e<n;e++){const n=this.points[e];t.points.push(n.toArray())}return t}fromJSON(t){super.fromJSON(t),this.points=[];for(let e=0,n=t.points.length;e<n;e++){const n=t.points[e];this.points.push((new An).fromArray(n))}return this}}var bd=Object.freeze({__proto__:null,ArcCurve:ed,CatmullRomCurve3:od,CubicBezierCurve:vd,CubicBezierCurve3:xd,EllipseCurve:td,LineCurve:yd,LineCurve3:Md,QuadraticBezierCurve:Sd,QuadraticBezierCurve3:Ed,SplineCurve:Td});class wd extends Qu{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(t){this.curves.push(t)}closePath(){const t=this.curves[0].getPoint(0),e=this.curves[this.curves.length-1].getPoint(1);if(!t.equals(e)){const n=!0===t.isVector2?"LineCurve":"LineCurve3";this.curves.push(new bd[n](e,t))}return this}getPoint(t,e){const n=t*this.getLength(),i=this.getCurveLengths();let r=0;while(r<i.length){if(i[r]>=n){const t=i[r]-n,a=this.curves[r],s=a.getLength(),o=0===s?0:1-t/s;return a.getPointAt(o,e)}r++}return null}getLength(){const t=this.getCurveLengths();return t[t.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const t=[];let e=0;for(let n=0,i=this.curves.length;n<i;n++)e+=this.curves[n].getLength(),t.push(e);return this.cacheLengths=t,t}getSpacedPoints(t=40){const e=[];for(let n=0;n<=t;n++)e.push(this.getPoint(n/t));return this.autoClose&&e.push(e[0]),e}getPoints(t=12){const e=[];let n;for(let i=0,r=this.curves;i<r.length;i++){const a=r[i],s=a.isEllipseCurve?2*t:a.isLineCurve||a.isLineCurve3?1:a.isSplineCurve?t*a.points.length:t,o=a.getPoints(s);for(let t=0;t<o.length;t++){const i=o[t];n&&n.equals(i)||(e.push(i),n=i)}}return this.autoClose&&e.length>1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e}copy(t){super.copy(t),this.curves=[];for(let e=0,n=t.curves.length;e<n;e++){const n=t.curves[e];this.curves.push(n.clone())}return this.autoClose=t.autoClose,this}toJSON(){const t=super.toJSON();t.autoClose=this.autoClose,t.curves=[];for(let e=0,n=this.curves.length;e<n;e++){const n=this.curves[e];t.curves.push(n.toJSON())}return t}fromJSON(t){super.fromJSON(t),this.autoClose=t.autoClose,this.curves=[];for(let e=0,n=t.curves.length;e<n;e++){const n=t.curves[e];this.curves.push((new bd[n.type]).fromJSON(n))}return this}}class Ad extends wd{constructor(t){super(),this.type="Path",this.currentPoint=new An,t&&this.setFromPoints(t)}setFromPoints(t){this.moveTo(t[0].x,t[0].y);for(let e=1,n=t.length;e<n;e++)this.lineTo(t[e].x,t[e].y);return this}moveTo(t,e){return this.currentPoint.set(t,e),this}lineTo(t,e){const n=new yd(this.currentPoint.clone(),new An(t,e));return this.curves.push(n),this.currentPoint.set(t,e),this}quadraticCurveTo(t,e,n,i){const r=new Sd(this.currentPoint.clone(),new An(t,e),new An(n,i));return this.curves.push(r),this.currentPoint.set(n,i),this}bezierCurveTo(t,e,n,i,r,a){const s=new vd(this.currentPoint.clone(),new An(t,e),new An(n,i),new An(r,a));return this.curves.push(s),this.currentPoint.set(r,a),this}splineThru(t){const e=[this.currentPoint.clone()].concat(t),n=new Td(e);return this.curves.push(n),this.currentPoint.copy(t[t.length-1]),this}arc(t,e,n,i,r,a){const s=this.currentPoint.x,o=this.currentPoint.y;return this.absarc(t+s,e+o,n,i,r,a),this}absarc(t,e,n,i,r,a){return this.absellipse(t,e,n,n,i,r,a),this}ellipse(t,e,n,i,r,a,s,o){const l=this.currentPoint.x,c=this.currentPoint.y;return this.absellipse(t+l,e+c,n,i,r,a,s,o),this}absellipse(t,e,n,i,r,a,s,o){const l=new td(t,e,n,i,r,a,s,o);if(this.curves.length>0){const t=l.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(l);const c=l.getPoint(1);return this.currentPoint.copy(c),this}copy(t){return super.copy(t),this.currentPoint.copy(t.currentPoint),this}toJSON(){const t=super.toJSON();return t.currentPoint=this.currentPoint.toArray(),t}fromJSON(t){return super.fromJSON(t),this.currentPoint.fromArray(t.currentPoint),this}}class Rd extends Kr{constructor(t=[],e=[],n=1,i=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:i};const r=[],a=[];function s(t){const n=new ai,i=new ai,r=new ai;for(let a=0;a<e.length;a+=3)d(e[a+0],n),d(e[a+1],i),d(e[a+2],r),o(n,i,r,t)}function o(t,e,n,i){const r=i+1,a=[];for(let s=0;s<=r;s++){a[s]=[];const i=t.clone().lerp(n,s/r),o=e.clone().lerp(n,s/r),l=r-s;for(let t=0;t<=l;t++)a[s][t]=0===t&&s===r?i:i.clone().lerp(o,t/l)}for(let s=0;s<r;s++)for(let t=0;t<2*(r-s)-1;t++){const e=Math.floor(t/2);t%2===0?(u(a[s][e+1]),u(a[s+1][e]),u(a[s][e])):(u(a[s][e+1]),u(a[s+1][e+1]),u(a[s+1][e]))}}function l(t){const e=new ai;for(let 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}function c(){const t=new ai;for(let e=0;e<r.length;e+=3){t.x=r[e+0],t.y=r[e+1],t.z=r[e+2];const n=m(t)/2/Math.PI+.5,i=g(t)/Math.PI+.5;a.push(n,1-i)}p(),h()}function h(){for(let t=0;t<a.length;t+=6){const e=a[t+0],n=a[t+2],i=a[t+4],r=Math.max(e,n,i),s=Math.min(e,n,i);r>.9&&s<.1&&(e<.2&&(a[t+0]+=1),n<.2&&(a[t+2]+=1),i<.2&&(a[t+4]+=1))}}function u(t){r.push(t.x,t.y,t.z)}function d(e,n){const i=3*e;n.x=t[i+0],n.y=t[i+1],n.z=t[i+2]}function p(){const t=new ai,e=new ai,n=new ai,i=new ai,s=new An,o=new An,l=new An;for(let c=0,h=0;c<r.length;c+=9,h+=6){t.set(r[c+0],r[c+1],r[c+2]),e.set(r[c+3],r[c+4],r[c+5]),n.set(r[c+6],r[c+7],r[c+8]),s.set(a[h+0],a[h+1]),o.set(a[h+2],a[h+3]),l.set(a[h+4],a[h+5]),i.copy(t).add(e).add(n).divideScalar(3);const u=m(i);f(s,h+0,t,u),f(o,h+2,e,u),f(l,h+4,n,u)}}function f(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 m(t){return Math.atan2(t.z,-t.x)}function g(t){return Math.atan2(-t.y,Math.sqrt(t.x*t.x+t.z*t.z))}s(i),l(n),c(),this.setAttribute("position",new kr(r,3)),this.setAttribute("normal",new kr(r.slice(),3)),this.setAttribute("uv",new kr(a,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new Rd(t.vertices,t.indices,t.radius,t.details)}}const Cd=new ai,Pd=new ai,Ld=new ai,Dd=new Sr;class Ud extends Kr{constructor(t=null,e=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:t,thresholdAngle:e},null!==t){const n=4,i=Math.pow(10,n),r=Math.cos(en*e),a=t.getIndex(),s=t.getAttribute("position"),o=a?a.count:s.count,l=[0,0,0],c=["a","b","c"],h=new Array(3),u={},d=[];for(let t=0;t<o;t+=3){a?(l[0]=a.getX(t),l[1]=a.getX(t+1),l[2]=a.getX(t+2)):(l[0]=t,l[1]=t+1,l[2]=t+2);const{a:e,b:n,c:o}=Dd;if(e.fromBufferAttribute(s,l[0]),n.fromBufferAttribute(s,l[1]),o.fromBufferAttribute(s,l[2]),Dd.getNormal(Ld),h[0]=`${Math.round(e.x*i)},${Math.round(e.y*i)},${Math.round(e.z*i)}`,h[1]=`${Math.round(n.x*i)},${Math.round(n.y*i)},${Math.round(n.z*i)}`,h[2]=`${Math.round(o.x*i)},${Math.round(o.y*i)},${Math.round(o.z*i)}`,h[0]!==h[1]&&h[1]!==h[2]&&h[2]!==h[0])for(let t=0;t<3;t++){const e=(t+1)%3,n=h[t],i=h[e],a=Dd[c[t]],s=Dd[c[e]],o=`${n}_${i}`,p=`${i}_${n}`;p in u&&u[p]?(Ld.dot(u[p].normal)<=r&&(d.push(a.x,a.y,a.z),d.push(s.x,s.y,s.z)),u[p]=null):o in u||(u[o]={index0:l[t],index1:l[e],normal:Ld.clone()})}}for(const t in u)if(u[t]){const{index0:e,index1:n}=u[t];Cd.fromBufferAttribute(s,e),Pd.fromBufferAttribute(s,n),d.push(Cd.x,Cd.y,Cd.z),d.push(Pd.x,Pd.y,Pd.z)}this.setAttribute("position",new kr(d,3))}}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}}class Nd extends Ad{constructor(t){super(t),this.uuid=rn(),this.type="Shape",this.holes=[]}getPointsHoles(t){const e=[];for(let n=0,i=this.holes.length;n<i;n++)e[n]=this.holes[n].getPoints(t);return e}extractPoints(t){return{shape:this.getPoints(t),holes:this.getPointsHoles(t)}}copy(t){super.copy(t),this.holes=[];for(let e=0,n=t.holes.length;e<n;e++){const n=t.holes[e];this.holes.push(n.clone())}return this}toJSON(){const t=super.toJSON();t.uuid=this.uuid,t.holes=[];for(let e=0,n=this.holes.length;e<n;e++){const n=this.holes[e];t.holes.push(n.toJSON())}return t}fromJSON(t){super.fromJSON(t),this.uuid=t.uuid,this.holes=[];for(let e=0,n=t.holes.length;e<n;e++){const n=t.holes[e];this.holes.push((new Ad).fromJSON(n))}return this}}const Id={triangulate:function(t,e,n=2){const i=e&&e.length,r=i?e[0]*n:t.length;let a=Od(t,0,r,n,!0);const s=[];if(!a||a.next===a.prev)return s;let o,l,c,h,u,d,p;if(i&&(a=Gd(t,e,a,n)),t.length>80*n){o=c=t[0],l=h=t[1];for(let e=n;e<r;e+=n)u=t[e],d=t[e+1],u<o&&(o=u),d<l&&(l=d),u>c&&(c=u),d>h&&(h=d);p=Math.max(c-o,h-l),p=0!==p?32767/p:0}return Bd(a,s,n,o,l,p,0),s}};function Od(t,e,n,i,r){let a,s;if(r===dp(t,e,n,i)>0)for(a=e;a<n;a+=i)s=cp(a,t[a],t[a+1],s);else for(a=n-i;a>=e;a-=i)s=cp(a,t[a],t[a+1],s);return s&&ep(s,s.next)&&(hp(s),s=s.next),s}function Fd(t,e){if(!t)return t;e||(e=t);let n,i=t;do{if(n=!1,i.steiner||!ep(i,i.next)&&0!==tp(i.prev,i,i.next))i=i.next;else{if(hp(i),i=e=i.prev,i===i.next)break;n=!0}}while(n||i!==e);return e}function Bd(t,e,n,i,r,a,s){if(!t)return;!s&&a&&qd(t,i,r,a);let 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Gd(t,e,n,i){const r=[];let a,s,o,l,c;for(a=0,s=e.length;a<s;a++)o=e[a]*i,l=a<s-1?e[a+1]*i:t.length,c=Od(t,o,l,i,!1),c===c.next&&(c.steiner=!0),r.push(Jd(c));for(r.sort(Wd),a=0;a<r.length;a++)n=Xd(r[a],n);return n}function Wd(t,e){return t.x-e.x}function Xd(t,e){const n=jd(t,e);if(!n)return e;const i=lp(n,t);return Fd(i,i.next),Fd(n,n.next)}function jd(t,e){let n,i=e,r=-1/0;const a=t.x,s=t.y;do{if(s<=i.y&&s>=i.next.y&&i.next.y!==i.y){const t=i.x+(s-i.y)*(i.next.x-i.x)/(i.next.y-i.y);if(t<=a&&t>r&&(r=t,n=i.x<i.next.x?i:i.next,t===a))return n}i=i.next}while(i!==e);if(!n)return null;const o=n,l=n.x,c=n.y;let h,u=1/0;i=n;do{a>=i.x&&i.x>=l&&a!==i.x&&$d(s<c?a:r,s,l,c,s<c?r:a,s,i.x,i.y)&&(h=Math.abs(s-i.y)/(a-i.x),sp(i,t)&&(h<u||h===u&&(i.x>n.x||i.x===n.x&&Yd(n,i)))&&(n=i,u=h)),i=i.next}while(i!==o);return n}function Yd(t,e){return tp(t.prev,t,e.prev)<0&&tp(e.next,t,t.next)<0}function qd(t,e,n,i){let r=t;do{0===r.z&&(r.z=Kd(r.x,r.y,e,n,i)),r.prevZ=r.prev,r.nextZ=r.next,r=r.next}while(r!==t);r.prevZ.nextZ=null,r.prevZ=null,Zd(r)}function Zd(t){let e,n,i,r,a,s,o,l,c=1;do{n=t,t=null,a=null,s=0;while(n){for(s++,i=n,o=0,e=0;e<c;e++)if(o++,i=i.nextZ,!i)break;l=c;while(o>0||l>0&&i)0!==o&&(0===l||!i||n.z<=i.z)?(r=n,n=n.nextZ,o--):(r=i,i=i.nextZ,l--),a?a.nextZ=r:t=r,r.prevZ=a,a=r;n=i}a.nextZ=null,c*=2}while(s>1);return t}function Kd(t,e,n,i,r){return t=(t-n)*r|0,e=(e-i)*r|0,t=16711935&(t|t<<8),t=252645135&(t|t<<4),t=858993459&(t|t<<2),t=1431655765&(t|t<<1),e=16711935&(e|e<<8),e=252645135&(e|e<<4),e=858993459&(e|e<<2),e=1431655765&(e|e<<1),t|e<<1}function Jd(t){let e=t,n=t;do{(e.x<n.x||e.x===n.x&&e.y<n.y)&&(n=e),e=e.next}while(e!==t);return n}function $d(t,e,n,i,r,a,s,o){return(r-s)*(e-o)>=(t-s)*(a-o)&&(t-s)*(i-o)>=(n-s)*(e-o)&&(n-s)*(a-o)>=(r-s)*(i-o)}function Qd(t,e){return t.next.i!==e.i&&t.prev.i!==e.i&&!ap(t,e)&&(sp(t,e)&&sp(e,t)&&op(t,e)&&(tp(t.prev,t,e.prev)||tp(t,e.prev,e))||ep(t,e)&&tp(t.prev,t,t.next)>0&&tp(e.prev,e,e.next)>0)}function tp(t,e,n){return(e.y-t.y)*(n.x-e.x)-(e.x-t.x)*(n.y-e.y)}function ep(t,e){return t.x===e.x&&t.y===e.y}function np(t,e,n,i){const r=rp(tp(t,e,n)),a=rp(tp(t,e,i)),s=rp(tp(n,i,t)),o=rp(tp(n,i,e));return r!==a&&s!==o||(!(0!==r||!ip(t,n,e))||(!(0!==a||!ip(t,i,e))||(!(0!==s||!ip(n,t,i))||!(0!==o||!ip(n,e,i)))))}function ip(t,e,n){return e.x<=Math.max(t.x,n.x)&&e.x>=Math.min(t.x,n.x)&&e.y<=Math.max(t.y,n.y)&&e.y>=Math.min(t.y,n.y)}function rp(t){return t>0?1:t<0?-1:0}function ap(t,e){let n=t;do{if(n.i!==t.i&&n.next.i!==t.i&&n.i!==e.i&&n.next.i!==e.i&&np(n,n.next,t,e))return!0;n=n.next}while(n!==t);return!1}function sp(t,e){return tp(t.prev,t,t.next)<0?tp(t,e,t.next)>=0&&tp(t,t.prev,e)>=0:tp(t,e,t.prev)<0||tp(t,t.next,e)<0}function op(t,e){let n=t,i=!1;const r=(t.x+e.x)/2,a=(t.y+e.y)/2;do{n.y>a!==n.next.y>a&&n.next.y!==n.y&&r<(n.next.x-n.x)*(a-n.y)/(n.next.y-n.y)+n.x&&(i=!i),n=n.next}while(n!==t);return i}function lp(t,e){const n=new up(t.i,t.x,t.y),i=new up(e.i,e.x,e.y),r=t.next,a=e.prev;return t.next=e,e.prev=t,n.next=r,r.prev=n,i.next=n,n.prev=i,a.next=i,i.prev=a,i}function cp(t,e,n,i){const r=new up(t,e,n);return i?(r.next=i.next,r.prev=i,i.next.prev=r,i.next=r):(r.prev=r,r.next=r),r}function hp(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function up(t,e,n){this.i=t,this.x=e,this.y=n,this.prev=null,this.next=null,this.z=0,this.prevZ=null,this.nextZ=null,this.steiner=!1}function dp(t,e,n,i){let r=0;for(let a=e,s=n-i;a<n;a+=i)r+=(t[s]-t[a])*(t[a+1]+t[s+1]),s=a;return r}class pp{static area(t){const e=t.length;let n=0;for(let i=e-1,r=0;r<e;i=r++)n+=t[i].x*t[r].y-t[r].x*t[i].y;return.5*n}static isClockWise(t){return pp.area(t)<0}static triangulateShape(t,e){const n=[],i=[],r=[];fp(t),mp(n,t);let a=t.length;e.forEach(fp);for(let o=0;o<e.length;o++)i.push(a),a+=e[o].length,mp(n,e[o]);const s=Id.triangulate(n,i);for(let o=0;o<s.length;o+=3)r.push(s.slice(o,o+3));return r}}function fp(t){const e=t.length;e>2&&t[e-1].equals(t[0])&&t.pop()}function mp(t,e){for(let n=0;n<e.length;n++)t.push(e[n].x),t.push(e[n].y)}class gp extends Kr{constructor(t=new Nd([new An(.5,.5),new An(-.5,.5),new An(-.5,-.5),new An(.5,-.5)]),e={}){super(),this.type="ExtrudeGeometry",this.parameters={shapes:t,options:e},t=Array.isArray(t)?t:[t];const n=this,i=[],r=[];for(let s=0,o=t.length;s<o;s++){const e=t[s];a(e)}function a(t){const a=[],s=void 0!==e.curveSegments?e.curveSegments:12,o=void 0!==e.steps?e.steps:1,l=void 0!==e.depth?e.depth:1;let c=void 0===e.bevelEnabled||e.bevelEnabled,h=void 0!==e.bevelThickness?e.bevelThickness:.2,u=void 0!==e.bevelSize?e.bevelSize:h-.1,d=void 0!==e.bevelOffset?e.bevelOffset:0,p=void 0!==e.bevelSegments?e.bevelSegments:3;const f=e.extrudePath,m=void 0!==e.UVGenerator?e.UVGenerator:_p;let g,_,v,x,y,M=!1;f&&(g=f.getSpacedPoints(o),M=!0,c=!1,_=f.computeFrenetFrames(o,!1),v=new ai,x=new ai,y=new ai),c||(p=0,h=0,u=0,d=0);const S=t.extractPoints(s);let E=S.shape;const T=S.holes,b=!pp.isClockWise(E);if(b){E=E.reverse();for(let t=0,e=T.length;t<e;t++){const e=T[t];pp.isClockWise(e)&&(T[t]=e.reverse())}}const w=pp.triangulateShape(E,T),A=E;for(let e=0,n=T.length;e<n;e++){const t=T[e];E=E.concat(t)}function R(t,e,n){return e||console.error("THREE.ExtrudeGeometry: vec does not exist"),t.clone().addScaledVector(e,n)}const C=E.length,P=w.length;function L(t,e,n){let i,r,a;const s=t.x-e.x,o=t.y-e.y,l=n.x-t.x,c=n.y-t.y,h=s*s+o*o,u=s*c-o*l;if(Math.abs(u)>Number.EPSILON){const u=Math.sqrt(h),d=Math.sqrt(l*l+c*c),p=e.x-o/u,f=e.y+s/u,m=n.x-c/d,g=n.y+l/d,_=((m-p)*c-(g-f)*l)/(s*c-o*l);i=p+s*_-t.x,r=f+o*_-t.y;const v=i*i+r*r;if(v<=2)return new An(i,r);a=Math.sqrt(v/2)}else{let t=!1;s>Number.EPSILON?l>Number.EPSILON&&(t=!0):s<-Number.EPSILON?l<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(c)&&(t=!0),t?(i=-o,r=s,a=Math.sqrt(h)):(i=s,r=o,a=Math.sqrt(h/2))}return new An(i/a,r/a)}const D=[];for(let e=0,n=A.length,i=n-1,r=e+1;e<n;e++,i++,r++)i===n&&(i=0),r===n&&(r=0),D[e]=L(A[e],A[i],A[r]);const U=[];let N,I=D.concat();for(let e=0,n=T.length;e<n;e++){const t=T[e];N=[];for(let e=0,n=t.length,i=n-1,r=e+1;e<n;e++,i++,r++)i===n&&(i=0),r===n&&(r=0),N[e]=L(t[e],t[i],t[r]);U.push(N),I=I.concat(N)}for(let e=0;e<p;e++){const t=e/p,n=h*Math.cos(t*Math.PI/2),i=u*Math.sin(t*Math.PI/2)+d;for(let e=0,r=A.length;e<r;e++){const t=R(A[e],D[e],i);H(t.x,t.y,-n)}for(let e=0,r=T.length;e<r;e++){const t=T[e];N=U[e];for(let e=0,r=t.length;e<r;e++){const r=R(t[e],N[e],i);H(r.x,r.y,-n)}}}const O=u+d;for(let e=0;e<C;e++){const t=c?R(E[e],I[e],O):E[e];M?(x.copy(_.normals[0]).multiplyScalar(t.x),v.copy(_.binormals[0]).multiplyScalar(t.y),y.copy(g[0]).add(x).add(v),H(y.x,y.y,y.z)):H(t.x,t.y,0)}for(let e=1;e<=o;e++)for(let t=0;t<C;t++){const n=c?R(E[t],I[t],O):E[t];M?(x.copy(_.normals[e]).multiplyScalar(n.x),v.copy(_.binormals[e]).multiplyScalar(n.y),y.copy(g[e]).add(x).add(v),H(y.x,y.y,y.z)):H(n.x,n.y,l/o*e)}for(let e=p-1;e>=0;e--){const t=e/p,n=h*Math.cos(t*Math.PI/2),i=u*Math.sin(t*Math.PI/2)+d;for(let e=0,r=A.length;e<r;e++){const t=R(A[e],D[e],i);H(t.x,t.y,l+n)}for(let e=0,r=T.length;e<r;e++){const t=T[e];N=U[e];for(let e=0,r=t.length;e<r;e++){const r=R(t[e],N[e],i);M?H(r.x,r.y+g[o-1].y,g[o-1].x+n):H(r.x,r.y,l+n)}}}function F(){const t=i.length/3;if(c){let t=0,e=C*t;for(let n=0;n<P;n++){const t=w[n];V(t[2]+e,t[1]+e,t[0]+e)}t=o+2*p,e=C*t;for(let n=0;n<P;n++){const t=w[n];V(t[0]+e,t[1]+e,t[2]+e)}}else{for(let t=0;t<P;t++){const e=w[t];V(e[2],e[1],e[0])}for(let t=0;t<P;t++){const e=w[t];V(e[0]+C*o,e[1]+C*o,e[2]+C*o)}}n.addGroup(t,i.length/3-t,0)}function B(){const t=i.length/3;let e=0;z(A,e),e+=A.length;for(let n=0,i=T.length;n<i;n++){const t=T[n];z(t,e),e+=t.length}n.addGroup(t,i.length/3-t,1)}function z(t,e){let n=t.length;while(--n>=0){const i=n;let r=n-1;r<0&&(r=t.length-1);for(let t=0,n=o+2*p;t<n;t++){const n=C*t,a=C*(t+1),s=e+i+n,o=e+r+n,l=e+r+a,c=e+i+a;k(s,o,l,c)}}}function H(t,e,n){a.push(t),a.push(e),a.push(n)}function V(t,e,r){G(t),G(e),G(r);const a=i.length/3,s=m.generateTopUV(n,i,a-3,a-2,a-1);W(s[0]),W(s[1]),W(s[2])}function k(t,e,r,a){G(t),G(e),G(a),G(e),G(r),G(a);const s=i.length/3,o=m.generateSideWallUV(n,i,s-6,s-3,s-2,s-1);W(o[0]),W(o[1]),W(o[3]),W(o[1]),W(o[2]),W(o[3])}function G(t){i.push(a[3*t+0]),i.push(a[3*t+1]),i.push(a[3*t+2])}function W(t){r.push(t.x),r.push(t.y)}F(),B()}this.setAttribute("position",new kr(i,3)),this.setAttribute("uv",new kr(r,2)),this.computeVertexNormals()}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}toJSON(){const t=super.toJSON(),e=this.parameters.shapes,n=this.parameters.options;return vp(e,n,t)}static fromJSON(t,e){const n=[];for(let r=0,a=t.shapes.length;r<a;r++){const i=e[t.shapes[r]];n.push(i)}const i=t.options.extrudePath;return void 0!==i&&(t.options.extrudePath=(new bd[i.type]).fromJSON(i)),new gp(n,t.options)}}const _p={generateTopUV:function(t,e,n,i,r){const a=e[3*n],s=e[3*n+1],o=e[3*i],l=e[3*i+1],c=e[3*r],h=e[3*r+1];return[new An(a,s),new An(o,l),new An(c,h)]},generateSideWallUV:function(t,e,n,i,r,a){const s=e[3*n],o=e[3*n+1],l=e[3*n+2],c=e[3*i],h=e[3*i+1],u=e[3*i+2],d=e[3*r],p=e[3*r+1],f=e[3*r+2],m=e[3*a],g=e[3*a+1],_=e[3*a+2];return Math.abs(o-h)<Math.abs(s-c)?[new An(s,1-l),new An(c,1-u),new An(d,1-f),new An(m,1-_)]:[new An(o,1-l),new An(h,1-u),new An(p,1-f),new An(g,1-_)]}};function vp(t,e,n){if(n.shapes=[],Array.isArray(t))for(let i=0,r=t.length;i<r;i++){const e=t[i];n.shapes.push(e.uuid)}else n.shapes.push(t.uuid);return n.options=Object.assign({},e),void 0!==e.extrudePath&&(n.options.extrudePath=e.extrudePath.toJSON()),n}class xp extends Rd{constructor(t=1,e=0){const n=[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],i=[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2];super(n,i,t,e),this.type="OctahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new xp(t.radius,t.detail)}}class yp extends Kr{constructor(t=new Nd([new An(0,.5),new An(-.5,-.5),new An(.5,-.5)]),e=12){super(),this.type="ShapeGeometry",this.parameters={shapes:t,curveSegments:e};const n=[],i=[],r=[],a=[];let s=0,o=0;if(!1===Array.isArray(t))l(t);else for(let c=0;c<t.length;c++)l(t[c]),this.addGroup(s,o,c),s+=o,o=0;function l(t){const s=i.length/3,l=t.extractPoints(e);let c=l.shape;const h=l.holes;!1===pp.isClockWise(c)&&(c=c.reverse());for(let e=0,n=h.length;e<n;e++){const t=h[e];!0===pp.isClockWise(t)&&(h[e]=t.reverse())}const u=pp.triangulateShape(c,h);for(let e=0,n=h.length;e<n;e++){const t=h[e];c=c.concat(t)}for(let e=0,n=c.length;e<n;e++){const t=c[e];i.push(t.x,t.y,0),r.push(0,0,1),a.push(t.x,t.y)}for(let e=0,i=u.length;e<i;e++){const t=u[e],i=t[0]+s,r=t[1]+s,a=t[2]+s;n.push(i,r,a),o+=3}}this.setIndex(n),this.setAttribute("position",new kr(i,3)),this.setAttribute("normal",new kr(r,3)),this.setAttribute("uv",new kr(a,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}toJSON(){const t=super.toJSON(),e=this.parameters.shapes;return Mp(e,t)}static fromJSON(t,e){const n=[];for(let i=0,r=t.shapes.length;i<r;i++){const r=e[t.shapes[i]];n.push(r)}return new yp(n,t.curveSegments)}}function Mp(t,e){if(e.shapes=[],Array.isArray(t))for(let n=0,i=t.length;n<i;n++){const i=t[n];e.shapes.push(i.uuid)}else e.shapes.push(t.uuid);return e}class Sp extends Pr{static get type(){return"MeshPhongMaterial"}constructor(t){super(),this.isMeshPhongMaterial=!0,this.color=new Ar(16777215),this.specular=new Ar(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Ar(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Le,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.envMapRotation=new Xi,this.combine=Z,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(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.envMapRotation.copy(t.envMapRotation),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.flatShading=t.flatShading,this.fog=t.fog,this}}function Ep(t,e,n){return!t||!n&&t.constructor===e?t:"number"===typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)}function Tp(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)}class bp{constructor(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,this.settings=null,this.DefaultSettings_={}}evaluate(t){const e=this.parameterPositions;let n=this._cachedIndex,i=e[n],r=e[n-1];t:{e:{let a;n:{i:if(!(t<i)){for(let a=n+2;;){if(void 0===i){if(t<r)break i;return n=e.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===a)break;if(r=i,i=e[++n],t<i)break e}a=e.length;break n}if(t>=r)break t;{const s=e[1];t<s&&(n=2,r=s);for(let a=n-2;;){if(void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(n===a)break;if(i=r,r=e[--n-1],t>=r)break e}a=n,n=0}}while(n<a){const i=n+a>>>1;t<e[i]?a=i:n=i+1}if(i=e[n],r=e[n-1],void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===i)return n=e.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,r,i)}return this.interpolate_(n,r,t,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(t){const e=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=t*i;for(let a=0;a!==i;++a)e[a]=n[r+a];return e}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class wp extends bp{constructor(t,e,n,i){super(t,e,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:we,endingEnd:we}}intervalChanged_(t,e,n){const i=this.parameterPositions;let r=t-2,a=t+1,s=i[r],o=i[a];if(void 0===s)switch(this.getSettings_().endingStart){case Ae:r=t,s=2*e-n;break;case Re:r=i.length-2,s=e+i[r]-i[r+1];break;default:r=t,s=n}if(void 0===o)switch(this.getSettings_().endingEnd){case Ae:a=t,o=2*n-e;break;case Re:a=1,o=n+i[1]-i[0];break;default:a=t-1,o=e}const l=.5*(n-e),c=this.valueSize;this._weightPrev=l/(e-s),this._weightNext=l/(o-n),this._offsetPrev=r*c,this._offsetNext=a*c}interpolate_(t,e,n,i){const r=this.resultBuffer,a=this.sampleValues,s=this.valueSize,o=t*s,l=o-s,c=this._offsetPrev,h=this._offsetNext,u=this._weightPrev,d=this._weightNext,p=(n-e)/(i-e),f=p*p,m=f*p,g=-u*m+2*u*f-u*p,_=(1+u)*m+(-1.5-2*u)*f+(-.5+u)*p+1,v=(-1-d)*m+(1.5+d)*f+.5*p,x=d*m-d*f;for(let y=0;y!==s;++y)r[y]=g*a[c+y]+_*a[l+y]+v*a[o+y]+x*a[h+y];return r}}class Ap extends bp{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t,e,n,i){const r=this.resultBuffer,a=this.sampleValues,s=this.valueSize,o=t*s,l=o-s,c=(n-e)/(i-e),h=1-c;for(let u=0;u!==s;++u)r[u]=a[l+u]*h+a[o+u]*c;return r}}class Rp extends bp{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t){return this.copySampleValue_(t-1)}}class Cp{constructor(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=Ep(e,this.TimeBufferType),this.values=Ep(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(t){const e=t.constructor;let n;if(e.toJSON!==this.toJSON)n=e.toJSON(t);else{n={name:t.name,times:Ep(t.times,Array),values:Ep(t.values,Array)};const e=t.getInterpolation();e!==t.DefaultInterpolation&&(n.interpolation=e)}return n.type=t.ValueTypeName,n}InterpolantFactoryMethodDiscrete(t){return new Rp(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodLinear(t){return new Ap(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodSmooth(t){return new wp(this.times,this.values,this.getValueSize(),t)}setInterpolation(t){let e;switch(t){case Ee:e=this.InterpolantFactoryMethodDiscrete;break;case Te:e=this.InterpolantFactoryMethodLinear;break;case be:e=this.InterpolantFactoryMethodSmooth;break}if(void 0===e){const e="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(t===this.DefaultInterpolation)throw new Error(e);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",e),this}return this.createInterpolant=e,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return Ee;case this.InterpolantFactoryMethodLinear:return Te;case this.InterpolantFactoryMethodSmooth:return be}}getValueSize(){return this.values.length/this.times.length}shift(t){if(0!==t){const e=this.times;for(let n=0,i=e.length;n!==i;++n)e[n]+=t}return this}scale(t){if(1!==t){const e=this.times;for(let n=0,i=e.length;n!==i;++n)e[n]*=t}return this}trim(t,e){const n=this.times,i=n.length;let r=0,a=i-1;while(r!==i&&n[r]<t)++r;while(-1!==a&&n[a]>e)--a;if(++a,0!==r||a!==i){r>=a&&(a=Math.max(a,1),r=a-1);const t=this.getValueSize();this.times=n.slice(r,a),this.values=this.values.slice(r*t,a*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!==0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let a=null;for(let s=0;s!==r;s++){const e=n[s];if("number"===typeof e&&isNaN(e)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,s,e),t=!1;break}if(null!==a&&a>e){console.error("THREE.KeyframeTrack: Out of order keys.",this,s,e,a),t=!1;break}a=e}if(void 0!==i&&Tp(i))for(let s=0,o=i.length;s!==o;++s){const e=i[s];if(isNaN(e)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,s,e),t=!1;break}}return t}optimize(){const t=this.times.slice(),e=this.values.slice(),n=this.getValueSize(),i=this.getInterpolation()===be,r=t.length-1;let a=1;for(let s=1;s<r;++s){let r=!1;const o=t[s],l=t[s+1];if(o!==l&&(1!==s||o!==t[0]))if(i)r=!0;else{const t=s*n,i=t-n,a=t+n;for(let s=0;s!==n;++s){const n=e[t+s];if(n!==e[i+s]||n!==e[a+s]){r=!0;break}}}if(r){if(s!==a){t[a]=t[s];const i=s*n,r=a*n;for(let t=0;t!==n;++t)e[r+t]=e[i+t]}++a}}if(r>0){t[a]=t[r];for(let t=r*n,i=a*n,s=0;s!==n;++s)e[i+s]=e[t+s];++a}return a!==t.length?(this.times=t.slice(0,a),this.values=e.slice(0,a*n)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),n=this.constructor,i=new n(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}Cp.prototype.TimeBufferType=Float32Array,Cp.prototype.ValueBufferType=Float32Array,Cp.prototype.DefaultInterpolation=Te;class Pp extends Cp{constructor(t,e,n){super(t,e,n)}}Pp.prototype.ValueTypeName="bool",Pp.prototype.ValueBufferType=Array,Pp.prototype.DefaultInterpolation=Ee,Pp.prototype.InterpolantFactoryMethodLinear=void 0,Pp.prototype.InterpolantFactoryMethodSmooth=void 0;class Lp extends Cp{}Lp.prototype.ValueTypeName="color";class Dp extends Cp{}Dp.prototype.ValueTypeName="number";class Up extends bp{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t,e,n,i){const r=this.resultBuffer,a=this.sampleValues,s=this.valueSize,o=(n-e)/(i-e);let l=t*s;for(let c=l+s;l!==c;l+=4)ri.slerpFlat(r,0,a,l-s,a,l,o);return r}}class Np extends Cp{InterpolantFactoryMethodLinear(t){return new Up(this.times,this.values,this.getValueSize(),t)}}Np.prototype.ValueTypeName="quaternion",Np.prototype.InterpolantFactoryMethodSmooth=void 0;class Ip extends Cp{constructor(t,e,n){super(t,e,n)}}Ip.prototype.ValueTypeName="string",Ip.prototype.ValueBufferType=Array,Ip.prototype.DefaultInterpolation=Ee,Ip.prototype.InterpolantFactoryMethodLinear=void 0,Ip.prototype.InterpolantFactoryMethodSmooth=void 0;class Op extends Cp{}Op.prototype.ValueTypeName="vector";const Fp={enabled:!1,files:{},add:function(t,e){!1!==this.enabled&&(this.files[t]=e)},get:function(t){if(!1!==this.enabled)return this.files[t]},remove:function(t){delete this.files[t]},clear:function(){this.files={}}};class Bp{constructor(t,e,n){const i=this;let r=!1,a=0,s=0,o=void 0;const l=[];this.onStart=void 0,this.onLoad=t,this.onProgress=e,this.onError=n,this.itemStart=function(t){s++,!1===r&&void 0!==i.onStart&&i.onStart(t,a,s),r=!0},this.itemEnd=function(t){a++,void 0!==i.onProgress&&i.onProgress(t,a,s),a===s&&(r=!1,void 0!==i.onLoad&&i.onLoad())},this.itemError=function(t){void 0!==i.onError&&i.onError(t)},this.resolveURL=function(t){return o?o(t):t},this.setURLModifier=function(t){return o=t,this},this.addHandler=function(t,e){return l.push(t,e),this},this.removeHandler=function(t){const e=l.indexOf(t);return-1!==e&&l.splice(e,2),this},this.getHandler=function(t){for(let e=0,n=l.length;e<n;e+=2){const n=l[e],i=l[e+1];if(n.global&&(n.lastIndex=0),n.test(t))return i}return null}}}const zp=new Bp;class Hp{constructor(t){this.manager=void 0!==t?t:zp,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(t,e){const n=this;return new Promise((function(i,r){n.load(t,i,e,r)}))}parse(){}setCrossOrigin(t){return this.crossOrigin=t,this}setWithCredentials(t){return this.withCredentials=t,this}setPath(t){return this.path=t,this}setResourcePath(t){return this.resourcePath=t,this}setRequestHeader(t){return this.requestHeader=t,this}}Hp.DEFAULT_MATERIAL_NAME="__DEFAULT";const Vp={};class kp extends Error{constructor(t,e){super(t),this.response=e}}class Gp extends Hp{constructor(t){super(t)}load(t,e,n,i){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=Fp.get(t);if(void 0!==r)return this.manager.itemStart(t),setTimeout(()=>{e&&e(r),this.manager.itemEnd(t)},0),r;if(void 0!==Vp[t])return void Vp[t].push({onLoad:e,onProgress:n,onError:i});Vp[t]=[],Vp[t].push({onLoad:e,onProgress:n,onError:i});const a=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),s=this.mimeType,o=this.responseType;fetch(a).then(e=>{if(200===e.status||0===e.status){if(0===e.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"===typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const n=Vp[t],i=e.body.getReader(),r=e.headers.get("X-File-Size")||e.headers.get("Content-Length"),a=r?parseInt(r):0,s=0!==a;let o=0;const l=new ReadableStream({start(t){function e(){i.read().then(({done:i,value:r})=>{if(i)t.close();else{o+=r.byteLength;const i=new ProgressEvent("progress",{lengthComputable:s,loaded:o,total:a});for(let t=0,e=n.length;t<e;t++){const e=n[t];e.onProgress&&e.onProgress(i)}t.enqueue(r),e()}},e=>{t.error(e)})}e()}});return new Response(l)}throw new kp(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`,e)}).then(t=>{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then(t=>{const e=new DOMParser;return e.parseFromString(t,s)});case"json":return t.json();default:if(void 0===s)return t.text();{const e=/charset="?([^;"\s]*)"?/i,n=e.exec(s),i=n&&n[1]?n[1].toLowerCase():void 0,r=new TextDecoder(i);return t.arrayBuffer().then(t=>r.decode(t))}}}).then(e=>{Fp.add(t,e);const n=Vp[t];delete Vp[t];for(let t=0,i=n.length;t<i;t++){const i=n[t];i.onLoad&&i.onLoad(e)}}).catch(e=>{const n=Vp[t];if(void 0===n)throw this.manager.itemError(t),e;delete Vp[t];for(let t=0,i=n.length;t<i;t++){const i=n[t];i.onError&&i.onError(e)}this.manager.itemError(t)}).finally(()=>{this.manager.itemEnd(t)}),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}}class Wp extends Hp{constructor(t){super(t)}load(t,e,n,i){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,a=Fp.get(t);if(void 0!==a)return r.manager.itemStart(t),setTimeout((function(){e&&e(a),r.manager.itemEnd(t)}),0),a;const s=Ln("img");function o(){c(),Fp.add(t,this),e&&e(this),r.manager.itemEnd(t)}function l(e){c(),i&&i(e),r.manager.itemError(t),r.manager.itemEnd(t)}function c(){s.removeEventListener("load",o,!1),s.removeEventListener("error",l,!1)}return s.addEventListener("load",o,!1),s.addEventListener("error",l,!1),"data:"!==t.slice(0,5)&&void 0!==this.crossOrigin&&(s.crossOrigin=this.crossOrigin),r.manager.itemStart(t),s.src=t,s}}class Xp extends Hp{constructor(t){super(t)}load(t,e,n,i){const r=this,a=new Du,s=new Gp(this.manager);return s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setPath(this.path),s.setWithCredentials(r.withCredentials),s.load(t,(function(t){let n;try{n=r.parse(t)}catch(s){if(void 0===i)return void console.error(s);i(s)}void 0!==n.image?a.image=n.image:void 0!==n.data&&(a.image.width=n.width,a.image.height=n.height,a.image.data=n.data),a.wrapS=void 0!==n.wrapS?n.wrapS:pt,a.wrapT=void 0!==n.wrapT?n.wrapT:pt,a.magFilter=void 0!==n.magFilter?n.magFilter:vt,a.minFilter=void 0!==n.minFilter?n.minFilter:vt,a.anisotropy=void 0!==n.anisotropy?n.anisotropy:1,void 0!==n.colorSpace&&(a.colorSpace=n.colorSpace),void 0!==n.flipY&&(a.flipY=n.flipY),void 0!==n.format&&(a.format=n.format),void 0!==n.type&&(a.type=n.type),void 0!==n.mipmaps&&(a.mipmaps=n.mipmaps,a.minFilter=yt),1===n.mipmapCount&&(a.minFilter=vt),void 0!==n.generateMipmaps&&(a.generateMipmaps=n.generateMipmaps),a.needsUpdate=!0,e&&e(a,n)}),n,i),a}}class jp extends Hp{constructor(t){super(t)}load(t,e,n,i){const r=new $n,a=new Wp(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(t,(function(t){r.image=t,r.needsUpdate=!0,void 0!==e&&e(r)}),n,i),r}}class Yp extends lr{constructor(t,e=1){super(),this.isLight=!0,this.type="Light",this.color=new Ar(t),this.intensity=e}dispose(){}copy(t,e){return super.copy(t,e),this.color.copy(t.color),this.intensity=t.intensity,this}toJSON(t){const e=super.toJSON(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()),void 0!==this.target&&(e.object.target=this.target.uuid),e}}class qp extends Yp{constructor(t,e,n){super(t,n),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(lr.DEFAULT_UP),this.updateMatrix(),this.groundColor=new Ar(e)}copy(t,e){return super.copy(t,e),this.groundColor.copy(t.groundColor),this}}const Zp=new Ii,Kp=new ai,Jp=new ai;class $p{constructor(t){this.camera=t,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new An(512,512),this.map=null,this.mapPass=null,this.matrix=new Ii,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Oa,this._frameExtents=new An(1,1),this._viewportCount=1,this._viewports=[new Qn(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(t){const e=this.camera,n=this.matrix;Kp.setFromMatrixPosition(t.matrixWorld),e.position.copy(Kp),Jp.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(Jp),e.updateMatrixWorld(),Zp.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Zp),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(Zp)}getViewport(t){return this._viewports[t]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(t){return this.camera=t.camera.clone(),this.intensity=t.intensity,this.bias=t.bias,this.radius=t.radius,this.mapSize.copy(t.mapSize),this}clone(){return(new this.constructor).copy(this)}toJSON(){const t={};return 1!==this.intensity&&(t.intensity=this.intensity),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}}const Qp=new Ii,tf=new ai,ef=new ai;class nf extends $p{constructor(){super(new Ta(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new An(4,2),this._viewportCount=6,this._viewports=[new Qn(2,1,1,1),new Qn(0,1,1,1),new Qn(3,1,1,1),new Qn(1,1,1,1),new Qn(3,0,1,1),new Qn(1,0,1,1)],this._cubeDirections=[new ai(1,0,0),new ai(-1,0,0),new ai(0,0,1),new ai(0,0,-1),new ai(0,1,0),new ai(0,-1,0)],this._cubeUps=[new ai(0,1,0),new ai(0,1,0),new ai(0,1,0),new ai(0,1,0),new ai(0,0,1),new ai(0,0,-1)]}updateMatrices(t,e=0){const n=this.camera,i=this.matrix,r=t.distance||n.far;r!==n.far&&(n.far=r,n.updateProjectionMatrix()),tf.setFromMatrixPosition(t.matrixWorld),n.position.copy(tf),ef.copy(n.position),ef.add(this._cubeDirections[e]),n.up.copy(this._cubeUps[e]),n.lookAt(ef),n.updateMatrixWorld(),i.makeTranslation(-tf.x,-tf.y,-tf.z),Qp.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Qp)}}class rf extends Yp{constructor(t,e,n=0,i=2){super(t,e),this.isPointLight=!0,this.type="PointLight",this.distance=n,this.decay=i,this.shadow=new nf}get power(){return 4*this.intensity*Math.PI}set power(t){this.intensity=t/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(t,e){return super.copy(t,e),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}class af extends Yp{constructor(t,e){super(t,e),this.isAmbientLight=!0,this.type="AmbientLight"}}class sf{static decodeText(t){if(console.warn("THREE.LoaderUtils: decodeText() has been deprecated with r165 and will be removed with r175. Use TextDecoder instead."),"undefined"!==typeof TextDecoder)return(new TextDecoder).decode(t);let e="";for(let i=0,r=t.length;i<r;i++)e+=String.fromCharCode(t[i]);try{return decodeURIComponent(escape(e))}catch(n){return e}}static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.slice(0,e+1)}static resolveURL(t,e){return"string"!==typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}}const of="\\[\\]\\.:\\/",lf=new RegExp("["+of+"]","g"),cf="[^"+of+"]",hf="[^"+of.replace("\\.","")+"]",uf=/((?:WC+[\/:])*)/.source.replace("WC",cf),df=/(WCOD+)?/.source.replace("WCOD",hf),pf=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",cf),ff=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",cf),mf=new RegExp("^"+uf+df+pf+ff+"$"),gf=["material","materials","bones","map"];class _f{constructor(t,e,n){const i=n||vf.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,i)}getValue(t,e){this.bind();const n=this._targetGroup.nCachedObjects_,i=this._bindings[n];void 0!==i&&i.getValue(t,e)}setValue(t,e){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,r=n.length;i!==r;++i)n[i].setValue(t,e)}bind(){const t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].bind()}unbind(){const t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].unbind()}}class vf{constructor(t,e,n){this.path=e,this.parsedPath=n||vf.parseTrackName(e),this.node=vf.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,n){return t&&t.isAnimationObjectGroup?new vf.Composite(t,e,n):new vf(t,e,n)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(lf,"")}static parseTrackName(t){const e=mf.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const 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){const t=n.nodeName.substring(i+1);-1!==gf.indexOf(t)&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=t)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return n}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const n=t.skeleton.getBoneByName(e);if(void 0!==n)return n}if(t.children){const n=function(t){for(let i=0;i<t.length;i++){const r=t[i];if(r.name===e||r.uuid===e)return r;const a=n(r.children);if(a)return a}return null},i=n(t.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(t,e){t[e]=this.targetObject[this.propertyName]}_getValue_array(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)t[e++]=n[i]}_getValue_arrayElement(t,e){t[e]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(t,e){this.resolvedProperty.toArray(t,e)}_setValue_direct(t,e){this.targetObject[this.propertyName]=t[e]}_setValue_direct_setNeedsUpdate(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++]}_setValue_array_setNeedsUpdate(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(t,e){this.resolvedProperty[this.propertyIndex]=t[e]}_setValue_arrayElement_setNeedsUpdate(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(t,e){this.resolvedProperty.fromArray(t,e)}_setValue_fromArray_setNeedsUpdate(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(t,e){this.bind(),this.getValue(t,e)}_setValue_unbound(t,e){this.bind(),this.setValue(t,e)}bind(){let t=this.node;const e=this.parsedPath,n=e.objectName,i=e.propertyName;let r=e.propertyIndex;if(t||(t=vf.findNode(this.rootNode,e.nodeName),this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!t)return void console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".");if(n){let i=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(let e=0;e<t.length;e++)if(t[e].name===i){i=e;break}break;case"map":if("map"in t){t=t.map;break}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.map)return void console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);t=t.material.map;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!==i){if(void 0===t[i])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,t);t=t[i]}}const a=t[i];if(void 0===a){const n=e.nodeName;return void console.error("THREE.PropertyBinding: Trying to update property for track: "+n+"."+i+" but it wasn't found.",t)}let s=this.Versioning.None;this.targetObject=t,void 0!==t.needsUpdate?s=this.Versioning.NeedsUpdate:void 0!==t.matrixWorldNeedsUpdate&&(s=this.Versioning.MatrixWorldNeedsUpdate);let o=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.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])}o=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=r}else void 0!==a.fromArray&&void 0!==a.toArray?(o=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(o=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=i;this.getValue=this.GetterByBindingType[o],this.setValue=this.SetterByBindingTypeAndVersioning[o][s]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}vf.Composite=_f,vf.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},vf.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},vf.prototype.GetterByBindingType=[vf.prototype._getValue_direct,vf.prototype._getValue_array,vf.prototype._getValue_arrayElement,vf.prototype._getValue_toArray],vf.prototype.SetterByBindingTypeAndVersioning=[[vf.prototype._setValue_direct,vf.prototype._setValue_direct_setNeedsUpdate,vf.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[vf.prototype._setValue_array,vf.prototype._setValue_array_setNeedsUpdate,vf.prototype._setValue_array_setMatrixWorldNeedsUpdate],[vf.prototype._setValue_arrayElement,vf.prototype._setValue_arrayElement_setNeedsUpdate,vf.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[vf.prototype._setValue_fromArray,vf.prototype._setValue_fromArray_setNeedsUpdate,vf.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];new Float32Array(1);const xf=new Ii;class yf{constructor(t,e,n=0,i=1/0){this.ray=new Ni(t,e),this.near=n,this.far=i,this.camera=null,this.layers=new ji,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(t,e){this.ray.set(t,e)}setFromCamera(t,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.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: "+e.type)}setFromXRController(t){return xf.identity().extractRotation(t.matrixWorld),this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(xf),this}intersectObject(t,e=!0,n=[]){return Sf(t,this,n,e),n.sort(Mf),n}intersectObjects(t,e=!0,n=[]){for(let i=0,r=t.length;i<r;i++)Sf(t[i],this,n,e);return n.sort(Mf),n}}function Mf(t,e){return t.distance-e.distance}function Sf(t,e,n,i){let r=!0;if(t.layers.test(e.layers)){const i=t.raycast(e,n);!1===i&&(r=!1)}if(!0===r&&!0===i){const i=t.children;for(let t=0,r=i.length;t<r;t++)Sf(i[t],e,n,!0)}}class Ef{constructor(t=1,e=0,n=0){return this.radius=t,this.phi=e,this.theta=n,this}set(t,e,n){return this.radius=t,this.phi=e,this.theta=n,this}copy(t){return this.radius=t.radius,this.phi=t.phi,this.theta=t.theta,this}makeSafe(){const t=1e-6;return this.phi=Math.max(t,Math.min(Math.PI-t,this.phi)),this}setFromVector3(t){return this.setFromCartesianCoords(t.x,t.y,t.z)}setFromCartesianCoords(t,e,n){return this.radius=Math.sqrt(t*t+e*e+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(t,n),this.phi=Math.acos(an(e/this.radius,-1,1))),this}clone(){return(new this.constructor).copy(this)}}const Tf=new ai,bf=new Ar,wf=new Ar;class Af extends lr{constructor(t,e,n){super(),this.light=t,this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="HemisphereLightHelper";const i=new xp(e);i.rotateY(.5*Math.PI),this.material=new Lr({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);const r=i.getAttribute("position"),a=new Float32Array(3*r.count);i.setAttribute("color",new zr(a,3)),this.add(new la(i,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const t=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{const e=t.geometry.getAttribute("color");bf.copy(this.light.color),wf.copy(this.light.groundColor);for(let t=0,n=e.count;t<n;t++){const i=t<n/2?bf:wf;e.setXYZ(t,i.r,i.g,i.b)}e.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),t.lookAt(Tf.setFromMatrixPosition(this.light.matrixWorld).negate())}}class Rf extends Xu{constructor(t=10,e=10,n=4473924,i=8947848){n=new Ar(n),i=new Ar(i);const r=e/2,a=t/e,s=t/2,o=[],l=[];for(let u=0,d=0,p=-s;u<=e;u++,p+=a){o.push(-s,0,p,s,0,p),o.push(p,0,-s,p,0,s);const t=u===r?n:i;t.toArray(l,d),d+=3,t.toArray(l,d),d+=3,t.toArray(l,d),d+=3,t.toArray(l,d),d+=3}const c=new Kr;c.setAttribute("position",new kr(o,3)),c.setAttribute("color",new kr(l,3));const h=new Uu({vertexColors:!0,toneMapped:!1});super(c,h),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}class Cf extends Xu{constructor(t=1){const e=[0,0,0,t,0,0,0,0,0,0,t,0,0,0,0,0,0,t],n=[1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],i=new Kr;i.setAttribute("position",new kr(e,3)),i.setAttribute("color",new kr(n,3));const r=new Uu({vertexColors:!0,toneMapped:!1});super(i,r),this.type="AxesHelper"}setColors(t,e,n){const i=new Ar,r=this.geometry.attributes.color.array;return i.set(t),i.toArray(r,0),i.toArray(r,3),i.set(e),i.toArray(r,6),i.toArray(r,9),i.set(n),i.toArray(r,12),i.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class Pf{constructor(){this.type="ShapePath",this.color=new Ar,this.subPaths=[],this.currentPath=null}moveTo(t,e){return this.currentPath=new Ad,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e),this}lineTo(t,e){return this.currentPath.lineTo(t,e),this}quadraticCurveTo(t,e,n,i){return this.currentPath.quadraticCurveTo(t,e,n,i),this}bezierCurveTo(t,e,n,i,r,a){return this.currentPath.bezierCurveTo(t,e,n,i,r,a),this}splineThru(t){return this.currentPath.splineThru(t),this}toShapes(t){function e(t){const e=[];for(let n=0,i=t.length;n<i;n++){const i=t[n],r=new Nd;r.curves=i.curves,e.push(r)}return e}function n(t,e){const n=e.length;let i=!1;for(let r=n-1,a=0;a<n;r=a++){let n=e[r],s=e[a],o=s.x-n.x,l=s.y-n.y;if(Math.abs(l)>Number.EPSILON){if(l<0&&(n=e[a],o=-o,s=e[r],l=-l),t.y<n.y||t.y>s.y)continue;if(t.y===n.y){if(t.x===n.x)return!0}else{const e=l*(t.x-n.x)-o*(t.y-n.y);if(0===e)return!0;if(e<0)continue;i=!i}}else{if(t.y!==n.y)continue;if(s.x<=t.x&&t.x<=n.x||n.x<=t.x&&t.x<=s.x)return!0}}return i}const i=pp.isClockWise,r=this.subPaths;if(0===r.length)return[];let a,s,o;const l=[];if(1===r.length)return s=r[0],o=new Nd,o.curves=s.curves,l.push(o),l;let c=!i(r[0].getPoints());c=t?!c:c;const h=[],u=[];let d,p,f=[],m=0;u[m]=void 0,f[m]=[];for(let g=0,_=r.length;g<_;g++)s=r[g],d=s.getPoints(),a=i(d),a=t?!a:a,a?(!c&&u[m]&&m++,u[m]={s:new Nd,p:d},u[m].s.curves=s.curves,c&&m++,f[m]=[]):f[m].push({h:s,p:d[0]});if(!u[0])return e(r);if(u.length>1){let t=!1,e=0;for(let n=0,i=u.length;n<i;n++)h[n]=[];for(let i=0,r=u.length;i<r;i++){const r=f[i];for(let a=0;a<r.length;a++){const s=r[a];let o=!0;for(let r=0;r<u.length;r++)n(s.p,u[r].p)&&(i!==r&&e++,o?(o=!1,h[r].push(s)):t=!0);o&&h[i].push(s)}}e>0&&!1===t&&(f=h)}for(let g=0,_=u.length;g<_;g++){o=u[g].s,l.push(o),p=f[g];for(let t=0,e=p.length;t<e;t++)o.holes.push(p[t].h)}return l}}class Lf extends $e{constructor(t,e=null){super(),this.object=t,this.domElement=e,this.enabled=!0,this.state=-1,this.keys={},this.mouseButtons={LEFT:null,MIDDLE:null,RIGHT:null},this.touches={ONE:null,TWO:null}}connect(){}disconnect(){}dispose(){}update(){}}"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:i}})),"undefined"!==typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=i)}}]);