ponent=i("keyboard-shortcuts",{schema:{enterVR:{default:!0},exitVR:{default:!0}},init:function(){this.onKeyup=this.onKeyup.bind(this)},update:function(e){var t=this.data;this.enterVREnabled=t.enterVR},play:function(){window.addEventListener("keyup",this.onKeyup,!1)},pause:function(){window.removeEventListener("keyup",this.onKeyup)},onKeyup:function(e){var t=this.el;r(e)&&(this.enterVREnabled&&70===e.keyCode&&t.enterVR(),this.enterVREnabled&&27===e.keyCode&&t.exitVR())}})},4310:(e,t,n)=>{var i=n(4219),r=n(3515).registerComponent,s=i("components:pool:warn");e.exports.Component=r("pool",{schema:{container:{default:""},mixin:{default:""},size:{default:0},dynamic:{default:!1}},multiple:!0,initPool:function(){var e;for(this.availableEls=[],this.usedEls=[],this.data.mixin||s("No mixin provided for pool component."),this.data.container&&(this.container=document.querySelector(this.data.container),this.container||s("Container "+this.data.container+" not found.")),this.container=this.container||this.el,e=0;e<this.data.size;++e)this.createEntity()},update:function(e){var t=this.data;e.mixin===t.mixin&&e.size===t.size||this.initPool()},createEntity:function(){var e;(e=document.createElement("a-entity")).play=this.wrapPlay(e.play),e.setAttribute("mixin",this.data.mixin),e.object3D.visible=!1,e.pause(),this.container.appendChild(e),this.availableEls.push(e);var t=this.usedEls;e.addEventListener("loaded",(function(){-1===t.indexOf(e)&&(e.object3DParent=e.object3D.parent,e.object3D.parent.remove(e.object3D))}))},wrapPlay:function(e){var t=this.usedEls;return function(){-1!==t.indexOf(this)&&e.call(this)}},requestEntity:function(){var e;if(0===this.availableEls.length){if(!1===this.data.dynamic)return void s("Requested entity from empty pool: "+this.attrName);s("Requested entity from empty pool. This pool is dynamic and will resize automatically. You might want to increase its initial size: "+this.attrName),this.createEntity()}return e=this.availableEls.shift(),this.usedEls.push(e),e.object3DParent&&(e.object3DParent.add(e.object3D),this.updateRaycasters()),e.object3D.visible=!0,e},returnEntity:function(e){var t=this.usedEls.indexOf(e);if(-1!==t)return this.usedEls.splice(t,1),this.availableEls.push(e),e.object3DParent=e.object3D.parent,e.object3D.parent.remove(e.object3D),this.updateRaycasters(),e.object3D.visible=!1,e.pause(),e;s("The returned entity was not previously pooled from "+this.attrName)},updateRaycasters(){document.querySelectorAll("[raycaster]").forEach((function(e){e.components.raycaster.setDirty()}))}})},5670:(e,t,n)=>{var i=n(3515).registerComponent;e.exports.Component=i("reflection",{schema:{directionalLight:{type:"selector"}},init:function(){var e=this;this.cubeRenderTarget=new THREE.WebGLCubeRenderTarget(16),this.cubeCamera=new THREE.CubeCamera(.1,1e3,this.cubeRenderTarget),this.lightingEstimationTexture=new THREE.WebGLCubeRenderTarget(16).texture,this.needsVREnvironmentUpdate=!0;var t=this.el.getAttribute("webxr"),n=t.optionalFeatures;n.includes("light-estimation")||(n.push("light-estimation"),this.el.setAttribute("webxr",t)),this.el.addEventListener("enter-vr",(function(){e.el.renderer.xr.getSession().requestLightProbe&&e.el.is("ar-mode")&&e.startLightProbe()})),this.el.addEventListener("exit-vr",(function(){e.stopLightProbe()})),this.el.object3D.environment=this.cubeRenderTarget.texture},stopLightProbe:function(){this.xrLightProbe=null,this.probeLight&&(this.probeLight.components.light.light.intensity=0),this.needsVREnvironmentUpdate=!0,this.el.object3D.environment=this.cubeRenderTarget.texture},startLightProbe:function(){this.needsLightProbeUpdate=!0},setupLightProbe:function(){var e=this.el.renderer,t=e.xr.getSession(),n=this,i=e.getContext();if(!this.probeLight){var r=document.createElement("a-light");r.setAttribute("type","probe"),r.setAttribute("intensity",0),this.el.appendChild(r),this.probeLight=r}switch(t.preferredReflectionFormat){case"srgba8":i.getExtension("EXT_sRGB");break;case"rgba16f":i.getExtension("OES_texture_half_float")}this.glBinding=new XRWebGLBinding(t,i),i.getExtension("EXT_sRGB"),i.getExtension("OES_texture_half_float"),t.requestLightProbe().then((function(e){n.xrLightProbe=e,e.addEventListener("reflectionchange",n.updateXRCubeMap.bind(n))})).catch((function(e){console.warn("Lighting estimation not supported: "+e.message),console.warn('Are you missing: webxr="optionalFeatures: light-estimation;" from <a-scene>?')}))},updateXRCubeMap:function(){var e=this.el.renderer,t=this.glBinding.getReflectionCubeMap(this.xrLightProbe);t&&(e.properties.get(this.lightingEstimationTexture).__webglTexture=t,this.lightingEstimationTexture.needsPMREMUpdate=!0,this.el.object3D.environment=this.lightingEstimationTexture)},tick:function(){var e=this.el.object3D,t=this.el.renderer,n=this.el.frame;if(n&&this.xrLightProbe){var i=n.getLightEstimate(this.xrLightProbe);i&&function(e,t,n,i){var r=Math.max(e.primaryLightIntensity.x,Math.max(e.primaryLightIntensity.y,e.primaryLightIntensity.z));t.sh.fromArray(e.sphericalHarmonicsCoefficients),t.intensity=1,n&&(n.color.setRGB(e.primaryLightIntensity.x/r,e.primaryLightIntensity.y/r,e.primaryLightIntensity.z/r),n.intensity=r,i.copy(e.primaryLightDirection))}(i,this.probeLight.components.light.light,this.data.directionalLight&&this.data.directionalLight.components.light.light,this.data.directionalLight&&this.data.directionalLight.object3D.position)}this.needsVREnvironmentUpdate&&(e.environment=null,this.needsVREnvironmentUpdate=!1,this.cubeCamera.position.set(0,1.6,0),this.cubeCamera.update(t,e),e.environment=this.cubeRenderTarget.texture),this.needsLightProbeUpdate&&n&&(this.setupLightProbe(),this.needsLightProbeUpdate=!1)},remove:function(){this.el.object3D.environment=null,this.probeLight&&this.el.removeChild(this.probeLight)}})},467:(e,t,n)=>{var i=n(3515).registerComponent,r=n(2666),s=["attribute vec3 position;","attribute vec2 uv;","uniform mat4 projectionMatrix;","uniform mat4 modelViewMatrix;","varying vec2 vUv;","void main()  {","  vUv = vec2( 1.- uv.x, uv.y );","  gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );","}"].join("\n"),o=["precision mediump float;","uniform samplerCube map;","varying vec2 vUv;","#define M_PI 3.141592653589793238462643383279","void main() {","  vec2 uv = vUv;","  float longitude = uv.x * 2. * M_PI - M_PI + M_PI / 2.;","  float latitude = uv.y * M_PI;","  vec3 dir = vec3(","    - sin( longitude ) * sin( latitude ),","    cos( latitude ),","    - cos( longitude ) * sin( latitude )","  );","  normalize( dir );","  gl_FragColor = vec4( textureCube( map, dir ).rgb, 1.0 );","}"].join("\n");e.exports.Component=i("screenshot",{schema:{width:{default:4096},height:{default:2048},camera:{type:"selector"}},init:function(){var e=this.el,t=this;function n(){var n=e.renderer.getContext();n&&(t.cubeMapSize=n.getParameter(n.MAX_CUBE_MAP_TEXTURE_SIZE),t.material=new r.RawShaderMaterial({uniforms:{map:{type:"t",value:null}},vertexShader:s,fragmentShader:o,side:r.DoubleSide}),t.quad=new r.Mesh(new r.PlaneGeometry(1,1),t.material),t.quad.visible=!1,t.camera=new r.OrthographicCamera(-.5,.5,.5,-.5,-1e4,1e4),t.canvas=document.createElement("canvas"),t.ctx=t.canvas.getContext("2d"),e.object3D.add(t.quad),t.onKeyDown=t.onKeyDown.bind(t))}e.renderer?n():e.addEventListener("render-target-loaded",n)},getRenderTarget:function(e,t){return new r.WebGLRenderTarget(e,t,{encoding:this.el.sceneEl.renderer.outputEncoding,minFilter:r.LinearFilter,magFilter:r.LinearFilter,wrapS:r.ClampToEdgeWrapping,wrapT:r.ClampToEdgeWrapping,format:r.RGBAFormat,type:r.UnsignedByteType})},resize:function(e,t){this.quad.scale.set(e,t,1),this.camera.left=-1*e/2,this.camera.right=e/2,this.camera.top=t/2,this.camera.bottom=-1*t/2,this.camera.updateProjectionMatrix(),this.canvas.width=e,this.canvas.height=t},play:function(){window.addEventListener("keydown",this.onKeyDown)},onKeyDown:function(e){var t=83===e.keyCode&&e.ctrlKey&&e.altKey;if(this.data&&t){var n=e.shiftKey?"equirectangular":"perspective";this.capture(n)}},setCapture:function(e){var t,n,i,s,o=this.el;return"perspective"===e?(this.quad.visible=!1,n=this.data.camera&&this.data.camera.components.camera.camera||o.camera,t={width:this.data.width,height:this.data.height}):(n=this.camera,s=new r.WebGLCubeRenderTarget(Math.min(this.cubeMapSize,2048),{format:r.RGBFormat,generateMipmaps:!0,minFilter:r.LinearMipmapLinearFilter,encoding:r.sRGBEncoding}),i=new r.CubeCamera(o.camera.near,o.camera.far,s),o.camera.getWorldPosition(i.position),o.camera.getWorldQuaternion(i.quaternion),i.update(o.renderer,o.object3D),this.quad.material.uniforms.map.value=i.renderTarget.texture,t={width:this.data.width,height:this.data.height},this.quad.visible=!0),{camera:n,size:t,projection:e}},capture:function(e){var t,n=this.el.renderer.xr.enabled,i=this.el.renderer;i.xr.enabled=!1,t=this.setCapture(e),this.renderCapture(t.camera,t.size,t.projection),this.saveCapture(),i.xr.enabled=n},getCanvas:function(e){var t=this.el.renderer.xr.enabled,n=this.el.renderer,i=this.setCapture(e);return n.xr.enabled=!1,this.renderCapture(i.camera,i.size,i.projection),n.xr.enabled=t,this.canvas},renderCapture:function(e,t,n){var i,r,s,o=this.el.renderer.autoClear,a=this.el,l=a.renderer;r=this.getRenderTarget(t.width,t.height),s=new Uint8Array(4*t.width*t.height),this.resize(t.width,t.height),l.autoClear=!0,l.clear(),l.setRenderTarget(r),l.render(a.object3D,e),l.autoClear=o,l.readRenderTargetPixels(r,0,0,t.width,t.height,s),l.setRenderTarget(null),"perspective"===n&&(s=this.flipPixelsVertically(s,t.width,t.height)),i=new ImageData(new Uint8ClampedArray(s),t.width,t.height),this.quad.visible=!1,this.ctx.putImageData(i,0,0)},flipPixelsVertically:function(e,t,n){for(var i=e.slice(0),r=0;r<t;++r)for(var s=0;s<n;++s)i[4*r+s*t*4]=e[4*r+(n-s)*t*4],i[4*r+1+s*t*4]=e[4*r+1+(n-s)*t*4],i[4*r+2+s*t*4]=e[4*r+2+(n-s)*t*4],i[4*r+3+s*t*4]=e[4*r+3+(n-s)*t*4];return i},saveCapture:function(){this.canvas.toBlob((function(e){var t="screenshot-"+document.title.toLowerCase()+"-"+Date.now()+".png",n=document.createElement("a"),i=URL.createObjectURL(e);n.href=i,n.setAttribute("download",t),n.innerHTML="downloading...",n.style.display="none",document.body.appendChild(n),setTimeout((function(){n.click(),document.body.removeChild(n)}),1)}),"image/png")}})},5834:(e,t,n)=>{var i=n(3515).registerComponent,r=n(1326),s=n(8903);n(9625),n(1543);var o=window.aframeStats,a=s.bind,l="a-hidden",c=window.threeStats;e.exports.Component=i("stats",{schema:{default:!0},init:function(){var e=this.el;"false"!==s.getUrlParameter("stats")&&(this.stats=function(e){var t=new c(e.renderer),n=new o(e),i=e.isMobile?[]:[t,n];return new r({css:[],values:{fps:{caption:"fps",below:30}},groups:[{caption:"Framerate",values:["fps","raf"]}],plugins:i})}(e),this.statsEl=document.querySelector(".rs-base"),this.hideBound=a(this.hide,this),this.showBound=a(this.show,this),e.addEventListener("enter-vr",this.hideBound),e.addEventListener("exit-vr",this.showBound))},update:function(){if(this.stats)return this.data?this.show():this.hide()},remove:function(){this.el.removeEventListener("enter-vr",this.hideBound),this.el.removeEventListener("exit-vr",this.showBound),this.statsEl&&this.statsEl.parentNode.removeChild(this.statsEl)},tick:function(){var e=this.stats;e&&(e("rAF").tick(),e("FPS").frame(),e().update())},hide:function(){this.statsEl.classList.add(l)},show:function(){this.statsEl.classList.remove(l)}})},2772:(e,t,n)=>{var i=n(3515).registerComponent,r=n(8309),s=n(8903),o=s.bind,a="a-hidden";function l(e){e.addEventListener("touchstart",(function(){e.classList.remove("resethover")})),e.addEventListener("touchend",(function(){e.classList.add("resethover")}))}e.exports.Component=i("vr-mode-ui",{dependencies:["canvas"],schema:{enabled:{default:!0},cardboardModeEnabled:{default:!1},enterVRButton:{default:""},enterARButton:{default:""}},init:function(){var e=this,t=this.el;"false"!==s.getUrlParameter("ui")&&(this.insideLoader=!1,this.enterVREl=null,this.enterAREl=null,this.orientationModalEl=null,this.bindMethods(),t.addEventListener("enter-vr",this.updateEnterInterfaces),t.addEventListener("exit-vr",this.updateEnterInterfaces),t.addEventListener("update-vr-devices",this.updateEnterInterfaces),window.addEventListener("message",(function(t){"loaderReady"===t.data.type&&(e.insideLoader=!0,e.remove())})),window.addEventListener("orientationchange",this.toggleOrientationModalIfNeeded))},bindMethods:function(){this.onEnterVRButtonClick=o(this.onEnterVRButtonClick,this),this.onEnterARButtonClick=o(this.onEnterARButtonClick,this),this.onModalClick=o(this.onModalClick,this),this.toggleOrientationModalIfNeeded=o(this.toggleOrientationModalIfNeeded,this),this.updateEnterInterfaces=o(this.updateEnterInterfaces,this)},onModalClick:function(){this.el.exitVR()},onEnterVRButtonClick:function(){this.el.enterVR()},onEnterARButtonClick:function(){this.el.enterAR()},update:function(){var e,t,n,i=this.data,o=this.el;if(!i.enabled||this.insideLoader||"false"===s.getUrlParameter("ui"))return this.remove();this.enterVREl||this.enterAREl||this.orientationModalEl||(i.enterVRButton?(this.enterVREl=document.querySelector(i.enterVRButton),this.enterVREl.addEventListener("click",this.onEnterVRButtonClick)):(this.enterVREl=(e=this.onEnterVRButtonClick,(n=document.createElement("div")).classList.add("a-enter-vr"),n.setAttribute(r.AFRAME_INJECTED,""),(t=document.createElement("button")).className="a-enter-vr-button",t.setAttribute("title","Enter VR mode with a headset or fullscreen without"),t.setAttribute(r.AFRAME_INJECTED,""),s.device.isMobile()&&l(t),n.appendChild(t),t.addEventListener("click",(function(t){e(),t.stopPropagation()})),n),o.appendChild(this.enterVREl)),i.enterARButton?(this.enterAREl=document.querySelector(i.enterARButton),this.enterAREl.addEventListener("click",this.onEnterARButtonClick)):(this.enterAREl=function(e){var t,n;return(n=document.createElement("div")).classList.add("a-enter-ar"),n.setAttribute(r.AFRAME_INJECTED,""),(t=document.createElement("button")).className="a-enter-ar-button",t.setAttribute("title","Enter AR mode with a headset or handheld device."),t.setAttribute(r.AFRAME_INJECTED,""),s.device.isMobile()&&l(t),n.appendChild(t),t.addEventListener("click",(function(t){e(),t.stopPropagation()})),n}(this.onEnterARButtonClick),o.appendChild(this.enterAREl)),this.orientationModalEl=function(e){var t=document.createElement("div");t.className="a-orientation-modal",t.classList.add(a),t.setAttribute(r.AFRAME_INJECTED,"");var n=document.createElement("button");return n.setAttribute(r.AFRAME_INJECTED,""),n.innerHTML="Exit VR",n.addEventListener("click",e),t.appendChild(n),t}(this.onModalClick),o.appendChild(this.orientationModalEl),this.updateEnterInterfaces())},remove:function(){[this.enterVREl,this.enterAREl,this.orientationModalEl].forEach((function(e){e&&e.parentNode&&e.parentNode.removeChild(e)})),this.enterVREl=void 0,this.enterAREl=void 0,this.orientationModalEl=void 0},updateEnterInterfaces:function(){this.toggleEnterVRButtonIfNeeded(),this.toggleEnterARButtonIfNeeded(),this.toggleOrientationModalIfNeeded()},toggleEnterVRButtonIfNeeded:function(){var e=this.el;this.enterVREl&&(e.is("vr-mode")||(e.isMobile||s.device.isMobileDeviceRequestingDesktopSite())&&!this.data.cardboardModeEnabled&&!s.device.checkVRSupport()?this.enterVREl.classList.add(a):(s.device.checkVRSupport()||this.enterVREl.classList.add("fullscreen"),this.enterVREl.classList.remove(a)))},toggleEnterARButtonIfNeeded:function(){var e=this.el;this.enterAREl&&(e.is("vr-mode")||!s.device.checkARSupport()?this.enterAREl.classList.add(a):this.enterAREl.classList.remove(a))},toggleOrientationModalIfNeeded:function(){var e=this.el,t=this.orientationModalEl;t&&e.isMobile&&(!s.device.isLandscape()&&e.is("vr-mode")?t.classList.remove(a):t.classList.add(a))}})},1684:(e,t,n)=>{var i=n(3515),r=n(2666),s=n(7629),o=i.registerComponent;e.exports.Component=o("shadow",{schema:{cast:{default:!0},receive:{default:!0}},init:function(){this.onMeshChanged=s(this.update,this),this.el.addEventListener("object3dset",this.onMeshChanged),this.system.setShadowMapEnabled(!0)},update:function(){var e=this.data;this.updateDescendants(e.cast,e.receive)},remove:function(){this.el.removeEventListener("object3dset",this.onMeshChanged),this.updateDescendants(!1,!1)},updateDescendants:function(e,t){var n=this.el.sceneEl;this.el.object3D.traverse((function(i){if(i instanceof r.Mesh&&(i.castShadow=e,i.receiveShadow=t,n.hasLoaded&&i.material))for(var s=Array.isArray(i.material)?i.material:[i.material],o=0;o<s.length;o++)s[o].needsUpdate=!0}))}})},5538:(e,t,n)=>{var i=n(3515).registerComponent,r=n(4219),s=n(2666),o=r("components:sound:warn");e.exports.Component=i("sound",{schema:{autoplay:{default:!1},distanceModel:{default:"inverse",oneOf:["linear","inverse","exponential"]},loop:{default:!1},maxDistance:{default:1e4},on:{default:""},poolSize:{default:1},positional:{default:!0},refDistance:{default:1},rolloffFactor:{default:1},src:{type:"audio"},volume:{default:1}},multiple:!0,init:function(){var e=this;this.listener=null,this.audioLoader=new s.AudioLoader,this.pool=new s.Group,this.loaded=!1,this.mustPlay=!1,this.playSoundBound=function(){e.playSound()}},update:function(e){var t,n,i=this.data,r=i.src!==e.src;if(r){if(!i.src)return;this.setupSound()}for(t=0;t<this.pool.children.length;t++)n=this.pool.children[t],i.positional&&(n.setDistanceModel(i.distanceModel),n.setMaxDistance(i.maxDistance),n.setRefDistance(i.refDistance),n.setRolloffFactor(i.rolloffFactor)),n.setLoop(i.loop),n.setVolume(i.volume),n.isPaused=!1;if(i.on!==e.on&&this.updateEventListener(e.on),r){var o=this;this.loaded=!1,this.audioLoader.load(i.src,(function(e){for(t=0;t<o.pool.children.length;t++)(n=o.pool.children[t]).setBuffer(e);o.loaded=!0,s.Cache.remove(i.src),(o.data.autoplay||o.mustPlay)&&o.playSound(),o.el.emit("sound-loaded",o.evtDetail,!1)}))}},pause:function(){this.stopSound(),this.removeEventListener()},play:function(){this.data.autoplay&&this.playSound(),this.updateEventListener()},remove:function(){var e;this.removeEventListener(),this.el.getObject3D(this.attrName)&&this.el.removeObject3D(this.attrName);try{for(e=0;e<this.pool.children.length;e++)this.pool.children[e].disconnect()}catch(e){o("Audio source not properly disconnected")}},updateEventListener:function(e){var t=this.el;e&&t.removeEventListener(e,this.playSoundBound),t.addEventListener(this.data.on,this.playSoundBound)},removeEventListener:function(){this.el.removeEventListener(this.data.on,this.playSoundBound)},setupSound:function(){var e,t,n=this.el,i=n.sceneEl,r=this;this.pool.children.length>0&&(this.stopSound(),n.removeObject3D("sound"));var o=this.listener=i.audioListener||new s.AudioListener;for(i.audioListener=o,i.camera&&i.camera.add(o),i.addEventListener("camera-set-active",(function(e){e.detail.cameraEl.getObject3D("camera").add(o)})),this.pool=new s.Group,e=0;e<this.data.poolSize;e++)t=this.data.positional?new s.PositionalAudio(o):new s.Audio(o),this.pool.add(t);for(n.setObject3D(this.attrName,this.pool),e=0;e<this.pool.children.length;e++)(t=this.pool.children[e]).onEnded=function(){this.isPlaying=!1,r.el.emit("sound-ended",r.evtDetail,!1)}},pauseSound:function(){var e,t;for(this.isPlaying=!1,e=0;e<this.pool.children.length;e++)(t=this.pool.children[e]).source&&t.source.buffer&&t.isPlaying&&!t.isPaused&&(t.isPaused=!0,t.pause())},playSound:function(e){var t,n,i;if(!this.loaded)return o("Sound not loaded yet. It will be played once it finished loading"),void(this.mustPlay=!0);for(t=!1,this.isPlaying=!0,n=0;n<this.pool.children.length;n++)(i=this.pool.children[n]).isPlaying||!i.buffer||t||(e&&e(i),i.play(),i.isPaused=!1,t=!0);t?this.mustPlay=!1:o("All the sounds are playing. If you need to play more sounds simultaneously consider increasing the size of pool with the `poolSize` attribute.",this.el)},stopSound:function(){var e,t;for(this.isPlaying=!1,e=0;e<this.pool.children.length;e++){if(!(t=this.pool.children[e]).source||!t.source.buffer)return;t.stop()}}})},6957:(e,t,n)=>{var i=n(6559),r=n(1880),s=n(3515).registerComponent,o=n(9644),a=n(2666),l=n(8903),c=l.debug("components:text:error"),h=o.shaders,u=l.debug("components:text:warn"),d="https://cdn.aframe.io/fonts/",p={aileronsemibold:d+"Aileron-Semibold.fnt",dejavu:d+"DejaVu-sdf.fnt",exo2bold:d+"Exo2Bold.fnt",exo2semibold:d+"Exo2SemiBold.fnt",kelsonsans:d+"KelsonSans.fnt",monoid:d+"Monoid.fnt",mozillavr:d+"mozillavr.fnt",roboto:d+"Roboto-msdf.json",sourcecodepro:d+"SourceCodePro.fnt"},A=["roboto"],f="roboto";e.exports.FONTS=p;var m,g,v,y,E=new function(){var e=this.cache={};this.get=function(t,n){return t in e||(e[t]=n()),e[t]}},b={},x={},w=/^\w+:/;function C(e,t,n){return e||(.5+t)*n}e.exports.Component=s("text",{multiple:!0,schema:{align:{type:"string",default:"left",oneOf:["left","right","center"]},alphaTest:{default:.5},anchor:{default:"center",oneOf:["left","right","center","align"]},baseline:{default:"center",oneOf:["top","center","bottom"]},color:{type:"color",default:"#FFF"},font:{type:"string",default:f},fontImage:{type:"string"},height:{type:"number"},letterSpacing:{type:"number",default:0},lineHeight:{type:"number"},negate:{type:"boolean",default:!0},opacity:{type:"number",default:1},shader:{default:"sdf",oneOf:h},side:{default:"front",oneOf:["front","back","double"]},tabSize:{default:4},transparent:{default:!0},value:{type:"string"},whiteSpace:{default:"normal",oneOf:["normal","pre","nowrap"]},width:{type:"number"},wrapCount:{type:"number",default:40},wrapPixels:{type:"number"},xOffset:{type:"number",default:0},yOffset:{type:"number",default:0},zOffset:{type:"number",default:.001}},init:function(){this.shaderData={},this.geometry=i(),this.createOrUpdateMaterial()},update:function(e){var t=this.data,n=this.currentFont;x[t.font]?this.texture=x[t.font]:(this.texture=x[t.font]=new a.Texture,this.texture.anisotropy=16),this.createOrUpdateMaterial(),e.font===t.font?n&&(this.updateGeometry(this.geometry,n),this.updateLayout()):this.updateFont()},remove:function(){this.geometry.dispose(),this.geometry=null,this.el.removeObject3D(this.attrName),this.material.dispose(),this.material=null,this.texture.dispose(),this.texture=null,this.shaderObject&&delete this.shaderObject},createOrUpdateMaterial:function(){var e,t,n,i=this.data,r=this.material,s=this.shaderData;if(n=i.shader,-1!==A.indexOf(i.font)||i.font.indexOf("-msdf.")>=0?n="msdf":i.font in p&&-1===A.indexOf(i.font)&&(n="sdf"),e=(this.shaderObject&&this.shaderObject.name)!==n,s.alphaTest=i.alphaTest,s.color=i.color,s.map=this.texture,s.opacity=i.opacity,s.side=function(e){switch(e){case"back":return a.FrontSide;case"double":return a.DoubleSide;default:return a.BackSide}}(i.side),s.transparent=i.transparent,s.negate=i.negate,!e)return this.shaderObject.update(s),r.transparent=s.transparent,void(r.side=s.side);t=function(e,t,n){var i,r;return(r=new h[t].Shader).el=e,r.init(n),r.update(n),(i=r.material).transparent=n.transparent,{material:i,shader:r}}(this.el,n,s),this.material=t.material,this.shaderObject=t.shader,this.material.side=s.side,this.mesh&&(this.mesh.material=this.material)},updateFont:function(){var e,t=this.data,n=this.el,i=this.geometry,s=this;t.font||u("No font specified. Using the default font."),this.mesh&&(this.mesh.visible=!1),e=this.lookupFont(t.font||f)||t.font,E.get(e,(function(){return n=e,i=t.yOffset,new Promise((function(e,t){r(n,(function(r,s){if(r)return c("Error loading font",n),void t(r);n.indexOf("/Roboto-msdf.json")>=0&&(i=30),i&&s.chars.map((function(e){e.yoffset+=i})),e(s)}))}));var n,i})).then((function(r){var o;if(1!==r.pages.length)throw new Error("Currently only single-page bitmap fonts are supported.");b[e]||(r.widthFactor=b[r]=function(e){var t=0,n=0,i=0;return e.chars.map((function(e){t+=e.xadvance,e.id>=48&&e.id<=57&&(i++,n+=e.xadvance)})),i?n/i:t/e.chars.length}(r)),s.currentFont=r,o=s.getFontImageSrc(),E.get(o,(function(){return e=o,new Promise((function(t,n){(new a.ImageLoader).load(e,(function(e){t(e)}),void 0,(function(){c("Error loading font image",e),n(null)}))}));var e})).then((function(e){var o=s.texture;o&&(o.image=e,o.needsUpdate=!0,x[t.font]=o,s.texture=o,s.initMesh(),s.currentFont=r,s.updateGeometry(i,r),s.updateLayout(),s.mesh.visible=!0,n.emit("textfontset",{font:t.font,fontObj:r}))})).catch((function(e){c(e.message),c(e.stack)}))})).catch((function(e){c(e.message),c(e.stack)}))},initMesh:function(){this.mesh||(this.mesh=new a.Mesh(this.geometry,this.material),this.el.setObject3D(this.attrName,this.mesh))},getFontImageSrc:function(){if(this.data.fontImage)return this.data.fontImage;var e=this.lookupFont(this.data.font||f)||this.data.font,t=this.currentFont.pages[0];return t.match(w)&&0!==t.indexOf("http")?e.replace(/(\.fnt)|(\.json)/,".png"):a.LoaderUtils.extractUrlBase(e)+t},updateLayout:function(){var e,t,n,i,r,s,o,a,l,c=this.el,h=this.data,u=this.geometry,d=this.mesh;if(d&&u.layout){if(n=c.getAttribute("geometry"),i=(s=(o=h.width||n&&n.width||1)/C(h.wrapPixels,h.wrapCount,this.currentFont.widthFactor))*((r=u.layout).height+r.descender),n&&"plane"===n.primitive&&(n.width||c.setAttribute("geometry","width",o),n.height||c.setAttribute("geometry","height",i)),"left"===(e="align"===h.anchor?h.align:h.anchor))a=0;else if("right"===e)a=-1*r.width;else{if("center"!==e)throw new TypeError("Invalid text.anchor property value",e);a=-1*r.width/2}if("bottom"===(t=h.baseline))l=0;else if("top"===t)l=-1*r.height+r.ascender;else{if("center"!==t)throw new TypeError("Invalid text.baseline property value",t);l=-1*r.height/2}d.position.x=a*s+h.xOffset,d.position.y=l*s,d.position.z=h.zOffset,d.scale.set(s,-1*s,s)}},lookupFont:function(e){return p[e]},updateGeometry:(m={},g={},v=/\\n/g,y=/\\t/g,function(e,t){var n=this.data;g.font=t,g.lineHeight=n.lineHeight&&isFinite(n.lineHeight)?n.lineHeight:t.common.lineHeight,g.text=n.value.toString().replace(v,"\n").replace(y,"\t"),g.width=C(n.wrapPixels,n.wrapCount,t.widthFactor),e.update(l.extend(m,n,g))})})},1125:(e,t,n)=>{var i=n(3515).registerComponent,r=n(6600),s=n(8309).DEFAULT_CAMERA_HEIGHT,o=n(2666),a=n(8309).DEFAULT_HANDEDNESS,l={touches:[]};e.exports.Component=i("tracked-controls-webvr",{schema:{autoHide:{default:!0},controller:{default:0},id:{type:"string",default:""},hand:{type:"string",default:""},idPrefix:{type:"string",default:""},orientationOffset:{type:"vec3"},armModel:{default:!1},headElement:{type:"selector"}},init:function(){this.axis=this.el.components["tracked-controls"].axis=[0,0,0],this.buttonStates=this.el.components["tracked-controls"].buttonStates={},this.changedAxes=[],this.targetControllerNumber=this.data.controller,this.axisMoveEventDetail={axis:this.axis,changed:this.changedAxes},this.deltaControllerPosition=new o.Vector3,this.controllerQuaternion=new o.Quaternion,this.controllerEuler=new o.Euler,this.updateGamepad(),this.buttonEventDetails={}},tick:function(e,t){var n=this.el.getObject3D("mesh");n&&n.update&&n.update(t/1e3),this.updateGamepad(),this.updatePose(),this.updateButtons()},defaultUserHeight:function(){return s},getHeadElement:function(){return this.data.headElement||this.el.sceneEl.camera.el},updateGamepad:function(){var e=this.data,t=r.findMatchingControllerWebVR(this.system.controllers,e.id,e.idPrefix,e.hand,e.controller);this.controller=t,this.el.components["tracked-controls"].controller=t,this.data.autoHide&&(this.el.object3D.visible=!!this.controller)},applyArmModel:function(e){var t,n,i,r,s=this.controller,o=this.controllerEuler,l=this.controllerQuaternion,c=this.deltaControllerPosition;n=this.getHeadElement().object3D,r=this.defaultUserHeight(),i=s.pose,t=(s?s.hand:void 0)||a,e.copy(n.position),c.set(.175*("left"===t?-1:"right"===t?1:0),-.3,-.03),c.multiplyScalar(r),c.applyAxisAngle(n.up,n.rotation.y),e.add(c),c.set(0,0,-.175),c.multiplyScalar(r),i.orientation?l.fromArray(i.orientation):l.copy(n.quaternion),o.setFromQuaternion(l),o.set(o.x,o.y,0),c.applyEuler(o),e.add(c)},updatePose:function(){var e,t,n=this.controller,i=this.data,r=this.el.object3D,s=this.system.vrDisplay;n&&((e=n.pose).position?r.position.fromArray(e.position):i.armModel&&this.applyArmModel(r.position),e.orientation&&r.quaternion.fromArray(e.orientation),s&&e.position&&(t=this.el.sceneEl.renderer.xr.getStandingMatrix(),r.matrix.compose(r.position,r.quaternion,r.scale),r.matrix.multiplyMatrices(t,r.matrix),r.matrix.decompose(r.position,r.quaternion,r.scale)),r.rotateX(this.data.orientationOffset.x*o.MathUtils.DEG2RAD),r.rotateY(this.data.orientationOffset.y*o.MathUtils.DEG2RAD),r.rotateZ(this.data.orientationOffset.z*o.MathUtils.DEG2RAD))},updateButtons:function(){var e,t,n=this.controller;if(n){for(t=0;t<n.buttons.length;++t)this.buttonStates[t]||(this.buttonStates[t]={pressed:!1,touched:!1,value:0}),this.buttonEventDetails[t]||(this.buttonEventDetails[t]={id:t,state:this.buttonStates[t]}),e=n.buttons[t],this.handleButton(t,e);this.handleAxes()}},handleButton:function(e,t){return!!(this.handlePress(e,t)|this.handleTouch(e,t)|this.handleValue(e,t))&&(this.el.emit("buttonchanged",this.buttonEventDetails[e],!1),!0)},handleAxes:function(){var e,t=!1,n=this.controller.axes,i=this.axis,r=this.changedAxes;for(this.changedAxes.splice(0,this.changedAxes.length),e=0;e<n.length;++e)r.push(i[e]!==n[e]),r[e]&&(t=!0);if(!t)return!1;for(this.axis.splice(0,this.axis.length),e=0;e<n.length;e++)this.axis.push(n[e]);return this.el.emit("axismove",this.axisMoveEventDetail,!1),!0},handlePress:function(e,t){var n,i=this.buttonStates[e];return t.pressed!==i.pressed&&(n=t.pressed?"buttondown":"buttonup",this.el.emit(n,this.buttonEventDetails[e],!1),i.pressed=t.pressed,!0)},handleTouch:function(e,t){var n,i=this.buttonStates[e];return t.touched!==i.touched&&(n=t.touched?"touchstart":"touchend",this.el.emit(n,this.buttonEventDetails[e],!1,l),i.touched=t.touched,!0)},handleValue:function(e,t){var n=this.buttonStates[e];return t.value!==n.value&&(n.value=t.value,!0)}})},8666:(e,t,n)=>{var i=n(6600),r=n(3515).registerComponent;e.exports.Component=r("tracked-controls-webxr",{schema:{id:{type:"string",default:""},hand:{type:"string",default:""},handTrackingEnabled:{default:!1},index:{type:"int",default:-1},iterateControllerProfiles:{default:!1},space:{type:"string",oneOf:["targetRaySpace","gripSpace"],default:"gripSpace"}},init:function(){this.updateController=this.updateController.bind(this),this.buttonEventDetails={},this.buttonStates=this.el.components["tracked-controls"].buttonStates={},this.axis=this.el.components["tracked-controls"].axis=[0,0,0],this.changedAxes=[],this.axisMoveEventDetail={axis:this.axis,changed:this.changedAxes}},update:function(){this.updateController()},play:function(){var e=this.el.sceneEl;this.updateController(),e.addEventListener("controllersupdated",this.updateController)},pause:function(){this.el.sceneEl.removeEventListener("controllersupdated",this.updateController)},isControllerPresent:function(e){return!(!this.controller||this.controller.gamepad||"none"!==e.inputSource.handedness&&e.inputSource.handedness!==this.data.hand)},updateController:function(){this.controller=i.findMatchingControllerWebXR(this.system.controllers,this.data.id,this.data.hand,this.data.index,this.data.iterateControllerProfiles,this.data.handTrackingEnabled),this.el.components["tracked-controls"].controller=this.controller,this.data.autoHide&&(this.el.object3D.visible=!!this.controller)},tick:function(){var e=this.el.sceneEl,t=this.controller,n=e.frame;t&&e.frame&&this.system.referenceSpace&&(t.hand||(this.pose=n.getPose(t[this.data.space],this.system.referenceSpace),this.updatePose(),this.updateButtons()))},updatePose:function(){var e=this.el.object3D,t=this.pose;t&&(e.matrix.elements=t.transform.matrix,e.matrix.decompose(e.position,e.rotation,e.scale))},updateButtons:function(){var e,t,n,i=this.controller;if(i&&i.gamepad){for(n=i.gamepad,t=0;t<n.buttons.length;++t)this.buttonStates[t]||(this.buttonStates[t]={pressed:!1,touched:!1,value:0}),this.buttonEventDetails[t]||(this.buttonEventDetails[t]={id:t,state:this.buttonStates[t]}),e=n.buttons[t],this.handleButton(t,e);this.handleAxes()}},handleButton:function(e,t){return!!(this.handlePress(e,t)|this.handleTouch(e,t)|this.handleValue(e,t))&&(this.el.emit("buttonchanged",this.buttonEventDetails[e],!1),!0)},handleAxes:function(){var e,t=!1,n=this.controller.gamepad.axes,i=this.axis,r=this.changedAxes;for(this.changedAxes.splice(0,this.changedAxes.length),e=0;e<n.length;++e)r.push(i[e]!==n[e]),r[e]&&(t=!0);if(!t)return!1;for(this.axis.splice(0,this.axis.length),e=0;e<n.length;e++)this.axis.push(n[e]);return this.el.emit("axismove",this.axisMoveEventDetail,!1),!0},handlePress:function(e,t){var n,i=this.buttonStates[e];return t.pressed!==i.pressed&&(n=t.pressed?"buttondown":"buttonup",this.el.emit(n,this.buttonEventDetails[e],!1),i.pressed=t.pressed,!0)},handleTouch:function(e,t){var n,i=this.buttonStates[e];return t.touched!==i.touched&&(n=t.touched?"touchstart":"touchend",this.el.emit(n,this.buttonEventDetails[e],!1),i.touched=t.touched,!0)},handleValue:function(e,t){var n=this.buttonStates[e];return t.value!==n.value&&(n.value=t.value,!0)}})},2761:(e,t,n)=>{var i=n(3515).registerComponent;e.exports.Component=i("tracked-controls",{schema:{autoHide:{default:!0},controller:{default:-1},id:{type:"string",default:""},hand:{type:"string",default:""},idPrefix:{type:"string",default:""},handTrackingEnabled:{default:!1},orientationOffset:{type:"vec3"},armModel:{default:!1},headElement:{type:"selector"},iterateControllerProfiles:{default:!1},space:{type:"string",oneOf:["targetRaySpace","gripSpace"],default:"targetRaySpace"}},update:function(){var e=this.data,t=this.el;t.sceneEl.hasWebXR?t.setAttribute("tracked-controls-webxr",{id:e.id,hand:e.hand,index:e.controller,iterateControllerProfiles:e.iterateControllerProfiles,handTrackingEnabled:e.handTrackingEnabled,space:e.space}):t.setAttribute("tracked-controls-webvr",e)}})},3798:(e,t,n)=>{var i=n(3515).registerComponent,r=n(7629),s=n(2666),o=n(6600),a=o.checkControllerPresentAndSetup,l=o.emitIfAxesChanged,c=o.onButtonEvent,h="https://cdn.aframe.io/controllers/valve/index/valve-index-",u={left:h+"left.glb",right:h+"right.glb"},d="valve",p=n(8903).device.isWebXRAvailable,A={left:{_x:Math.PI/3,_y:0,_z:0,_order:"XYZ"},right:{_x:Math.PI/3,_y:0,_z:0,_order:"XYZ"}},f=p?A:{left:{_x:.692295102620542,_y:-.0627618864318427,_z:-.06265893149611756,_order:"XYZ"},right:{_x:.6484021229942998,_y:-.032563619881892894,_z:-.1327973171917482,_order:"XYZ"}},m=p?{left:{x:0,y:-.05,z:.06},right:{x:0,y:-.05,z:.06}}:{left:{x:-.00023692678902063457,y:.04724540367838371,z:-.061959880395271096},right:{x:.002471558599671131,y:.055765208987076195,z:-.061068168708348844}};e.exports.Component=i("valve-index-controls",{schema:{hand:{default:"left"},buttonColor:{type:"color",default:"#FAFAFA"},buttonHighlightColor:{type:"color",default:"#22D1EE"},model:{default:!0},orientationOffset:{type:"vec3"}},mapping:{axes:{trackpad:[0,1],thumbstick:[2,3]},buttons:["trigger","grip","trackpad","thumbstick","abutton"]},init:function(){var e=this;this.controllerPresent=!1,this.lastControllerCheck=0,this.onButtonChanged=r(this.onButtonChanged,this),this.onButtonDown=function(t){c(t.detail.id,"down",e)},this.onButtonUp=function(t){c(t.detail.id,"up",e)},this.onButtonTouchEnd=function(t){c(t.detail.id,"touchend",e)},this.onButtonTouchStart=function(t){c(t.detail.id,"touchstart",e)},this.previousButtonValues={},this.rendererSystem=this.el.sceneEl.systems.renderer,this.bindMethods()},play:function(){this.checkIfControllerPresent(),this.addControllersUpdateListener()},pause:function(){this.removeEventListeners(),this.removeControllersUpdateListener()},bindMethods:function(){this.onModelLoaded=r(this.onModelLoaded,this),this.onControllersUpdate=r(this.onControllersUpdate,this),this.checkIfControllerPresent=r(this.checkIfControllerPresent,this),this.removeControllersUpdateListener=r(this.removeControllersUpdateListener,this),this.onAxisMoved=r(this.onAxisMoved,this)},addEventListeners:function(){var e=this.el;e.addEventListener("buttonchanged",this.onButtonChanged),e.addEventListener("buttondown",this.onButtonDown),e.addEventListener("buttonup",this.onButtonUp),e.addEventListener("touchend",this.onButtonTouchEnd),e.addEventListener("touchstart",this.onButtonTouchStart),e.addEventListener("model-loaded",this.onModelLoaded),e.addEventListener("axismove",this.onAxisMoved),this.controllerEventsActive=!0},removeEventListeners:function(){var e=this.el;e.removeEventListener("buttonchanged",this.onButtonChanged),e.removeEventListener("buttondown",this.onButtonDown),e.removeEventListener("buttonup",this.onButtonUp),e.removeEventListener("touchend",this.onButtonTouchEnd),e.removeEventListener("touchstart",this.onButtonTouchStart),e.removeEventListener("model-loaded",this.onModelLoaded),e.removeEventListener("axismove",this.onAxisMoved),this.controllerEventsActive=!1},checkIfControllerPresent:function(){var e=this.data,t="right"===e.hand?0:"left"===e.hand?1:2;a(this,d,{index:t,iterateControllerProfiles:!0,hand:e.hand})},injectTrackedControls:function(){var e=this.el,t=this.data;e.setAttribute("tracked-controls",{idPrefix:d,controller:"right"===t.hand?1:"left"===t.hand?0:2,hand:t.hand,orientationOffset:t.orientationOffset}),this.loadModel()},loadModel:function(){var e=this.data;e.model&&this.el.setAttribute("gltf-model",""+u[e.hand])},addControllersUpdateListener:function(){this.el.sceneEl.addEventListener("controllersupdated",this.onControllersUpdate,!1)},removeControllersUpdateListener:function(){this.el.sceneEl.removeEventListener("controllersupdated",this.onControllersUpdate,!1)},onControllersUpdate:function(){this.checkIfControllerPresent()},onButtonChanged:function(e){var t,n=this.mapping.buttons[e.detail.id],i=this.buttonMeshes;n&&("trigger"===n&&(t=e.detail.state.value,i&&i.trigger&&(i.trigger.rotation.x=this.triggerOriginalRotationX-t*(Math.PI/40))),this.el.emit(n+"changed",e.detail.state))},onModelLoaded:function(e){var t,n=e.detail.model,i=this;this.data.model&&((t=this.buttonMeshes={}).grip={left:n.getObjectByName("leftgrip"),right:n.getObjectByName("rightgrip")},t.menu=n.getObjectByName("menubutton"),t.system=n.getObjectByName("systembutton"),t.trackpad=n.getObjectByName("touchpad"),t.trigger=n.getObjectByName("trigger"),this.triggerOriginalRotationX=t.trigger.rotation.x,Object.keys(t).forEach((function(e){i.setButtonColor(e,i.data.buttonColor)})),n.position.copy(m[this.data.hand]),n.rotation.copy(f[this.data.hand]),this.el.emit("controllermodelready",{name:"valve-index-controlls",model:this.data.model,rayOrigin:new s.Vector3(0,0,0)}))},onAxisMoved:function(e){l(this,this.mapping.axes,e)},updateModel:function(e,t){var n;this.data.model&&(-1!==t.indexOf("touch")||(n="up"===t?this.data.buttonColor:this.data.buttonHighlightColor,this.setButtonColor(e,n)))},setButtonColor:function(e,t){}})},8057:(e,t,n)=>{var i=n(3515).registerComponent;e.exports.Component=i("visible",{schema:{default:!0},update:function(){this.el.object3D.visible=this.data}})},8367:(e,t,n)=>{var i=n(3515).registerComponent,r=n(7629),s=n(6600),o=s.checkControllerPresentAndSetup,a=s.emitIfAxesChanged,l=s.onButtonEvent,c=n(8903).device.isWebXRAvailable,h=c?"htc-vive":"OpenVR ",u=c?{axes:{thumbstick:[0,1]},buttons:["trigger","grip","trackpad","none","menu"]}:{axes:{trackpad:[0,1]},buttons:["trackpad","trigger","grip","menu","system"]};e.exports.Component=i("vive-controls",{schema:{hand:{default:"left"},buttonColor:{type:"color",default:"#FAFAFA"},buttonHighlightColor:{type:"color",default:"#22D1EE"},model:{default:!0},orientationOffset:{type:"vec3"}},mapping:u,init:function(){var e=this;this.controllerPresent=!1,this.lastControllerCheck=0,this.onButtonChanged=r(this.onButtonChanged,this),this.onButtonDown=function(t){l(t.detail.id,"down",e)},this.onButtonUp=function(t){l(t.detail.id,"up",e)},this.onButtonTouchEnd=function(t){l(t.detail.id,"touchend",e)},this.onButtonTouchStart=function(t){l(t.detail.id,"touchstart",e)},this.previousButtonValues={},this.rendererSystem=this.el.sceneEl.systems.renderer,this.bindMethods()},update:function(){var e=this.data;this.controllerIndex="right"===e.hand?0:"left"===e.hand?1:2},play:function(){this.checkIfControllerPresent(),this.addControllersUpdateListener()},pause:function(){this.removeEventListeners(),this.removeControllersUpdateListener()},bindMethods:function(){this.onModelLoaded=r(this.onModelLoaded,this),this.onControllersUpdate=r(this.onControllersUpdate,this),this.checkIfControllerPresent=r(this.checkIfControllerPresent,this),this.removeControllersUpdateListener=r(this.removeControllersUpdateListener,this),this.onAxisMoved=r(this.onAxisMoved,this)},addEventListeners:function(){var e=this.el;e.addEventListener("buttonchanged",this.onButtonChanged),e.addEventListener("buttondown",this.onButtonDown),e.addEventListener("buttonup",this.onButtonUp),e.addEventListener("touchend",this.onButtonTouchEnd),e.addEventListener("touchstart",this.onButtonTouchStart),e.addEventListener("model-loaded",this.onModelLoaded),e.addEventListener("axismove",this.onAxisMoved),this.controllerEventsActive=!0},removeEventListeners:function(){var e=this.el;e.removeEventListener("buttonchanged",this.onButtonChanged),e.removeEventListener("buttondown",this.onButtonDown),e.removeEventListener("buttonup",this.onButtonUp),e.removeEventListener("touchend",this.onButtonTouchEnd),e.removeEventListener("touchstart",this.onButtonTouchStart),e.removeEventListener("model-loaded",this.onModelLoaded),e.removeEventListener("axismove",this.onAxisMoved),this.controllerEventsActive=!1},checkIfControllerPresent:function(){var e=this.data;o(this,h,{index:this.controllerIndex,hand:e.hand})},injectTrackedControls:function(){var e=this.el,t=this.data;e.setAttribute("tracked-controls",{idPrefix:h,hand:t.hand,controller:this.controllerIndex,orientationOffset:t.orientationOffset}),this.data.model&&this.el.setAttribute("obj-model",{obj:"https://cdn.aframe.io/controllers/vive/vr_controller_vive.obj",mtl:"https://cdn.aframe.io/controllers/vive/vr_controller_vive.mtl"})},addControllersUpdateListener:function(){this.el.sceneEl.addEventListener("controllersupdated",this.onControllersUpdate,!1)},removeControllersUpdateListener:function(){this.el.sceneEl.removeEventListener("controllersupdated",this.onControllersUpdate,!1)},onControllersUpdate:function(){this.checkIfControllerPresent()},onButtonChanged:function(e){var t,n=this.mapping.buttons[e.detail.id],i=this.buttonMeshes;n&&("trigger"===n&&(t=e.detail.state.value,i&&i.trigger&&(i.trigger.rotation.x=-t*(Math.PI/12))),this.el.emit(n+"changed",e.detail.state))},onModelLoaded:function(e){var t,n=e.detail.model,i=this;this.data.model&&((t=this.buttonMeshes={}).grip={left:n.getObjectByName("leftgrip"),right:n.getObjectByName("rightgrip")},t.menu=n.getObjectByName("menubutton"),t.system=n.getObjectByName("systembutton"),t.trackpad=n.getObjectByName("touchpad"),t.trigger=n.getObjectByName("trigger"),Object.keys(t).forEach((function(e){i.setButtonColor(e,i.data.buttonColor)})),n.position.set(0,-.015,.04))},onAxisMoved:function(e){a(this,this.mapping.axes,e)},updateModel:function(e,t){var n;this.data.model&&(-1!==t.indexOf("touch")||(n="up"===t?this.data.buttonColor:this.data.buttonHighlightColor,this.setButtonColor(e,n)))},setButtonColor:function(e,t){var n=this.buttonMeshes,i=this.rendererSystem;if(n){if("grip"===e)return n.grip.left.material.color.set(t),n.grip.right.material.color.set(t),i.applyColorCorrection(n.grip.left.material.color),void i.applyColorCorrection(n.grip.right.material.color);n[e].material.color.set(t),i.applyColorCorrection(n[e].material.color)}}})},9507:(e,t,n)=>{var i=n(3515).registerComponent,r=n(7629),s=n(6600),o=s.checkControllerPresentAndSetup,a=s.emitIfAxesChanged,l=s.onButtonEvent,c="HTC Vive Focus";e.exports.Component=i("vive-focus-controls",{schema:{hand:{default:""},buttonTouchedColor:{type:"color",default:"#BBBBBB"},buttonHighlightColor:{type:"color",default:"#7A7A7A"},model:{default:!0},orientationOffset:{type:"vec3"},armModel:{default:!0}},mapping:{axes:{trackpad:[0,1]},buttons:["trackpad","trigger"]},bindMethods:function(){this.onModelLoaded=r(this.onModelLoaded,this),this.onControllersUpdate=r(this.onControllersUpdate,this),this.checkIfControllerPresent=r(this.checkIfControllerPresent,this),this.removeControllersUpdateListener=r(this.removeControllersUpdateListener,this),this.onAxisMoved=r(this.onAxisMoved,this)},init:function(){var e=this;this.onButtonChanged=r(this.onButtonChanged,this),this.onButtonDown=function(t){l(t.detail.id,"down",e)},this.onButtonUp=function(t){l(t.detail.id,"up",e)},this.onButtonTouchStart=function(t){l(t.detail.id,"touchstart",e)},this.onButtonTouchEnd=function(t){l(t.detail.id,"touchend",e)},this.controllerPresent=!1,this.lastControllerCheck=0,this.bindMethods()},addEventListeners:function(){var e=this.el;e.addEventListener("buttonchanged",this.onButtonChanged),e.addEventListener("buttondown",this.onButtonDown),e.addEventListener("buttonup",this.onButtonUp),e.addEventListener("touchstart",this.onButtonTouchStart),e.addEventListener("touchend",this.onButtonTouchEnd),e.addEventListener("model-loaded",this.onModelLoaded),e.addEventListener("axismove",this.onAxisMoved),this.controllerEventsActive=!0,this.addControllersUpdateListener()},removeEventListeners:function(){var e=this.el;e.removeEventListener("buttonchanged",this.onButtonChanged),e.removeEventListener("buttondown",this.onButtonDown),e.removeEventListener("buttonup",this.onButtonUp),e.removeEventListener("touchstart",this.onButtonTouchStart),e.removeEventListener("touchend",this.onButtonTouchEnd),e.removeEventListener("model-loaded",this.onModelLoaded),e.removeEventListener("axismove",this.onAxisMoved),this.controllerEventsActive=!1,this.removeControllersUpdateListener()},checkIfControllerPresent:function(){o(this,c,this.data.hand?{hand:this.data.hand}:{})},play:function(){this.checkIfControllerPresent(),this.addControllersUpdateListener()},pause:function(){this.removeEventListeners(),this.removeControllersUpdateListener()},injectTrackedControls:function(){var e=this.el,t=this.data;e.setAttribute("tracked-controls",{armModel:t.armModel,idPrefix:c,orientationOffset:t.orientationOffset}),this.data.model&&this.el.setAttribute("gltf-model","https://cdn.aframe.io/controllers/vive/focus-controller/focus-controller.gltf")},addControllersUpdateListener:function(){this.el.sceneEl.addEventListener("controllersupdated",this.onControllersUpdate,!1)},removeControllersUpdateListener:function(){this.el.sceneEl.removeEventListener("controllersupdated",this.onControllersUpdate,!1)},onControllersUpdate:function(){this.checkIfControllerPresent()},onModelLoaded:function(e){var t,n=e.detail.model;this.data.model&&((t=this.buttonMeshes={}).trigger=n.getObjectByName("BumperKey"),t.triggerPressed=n.getObjectByName("BumperKey_Press"),t.triggerPressed&&(t.triggerPressed.visible=!1),t.trackpad=n.getObjectByName("TouchPad"),t.trackpadPressed=n.getObjectByName("TouchPad_Press"),t.trackpadPressed&&(t.trackpadPressed.visible=!1))},onButtonChanged:function(e){var t=this.mapping.buttons[e.detail.id];t&&this.el.emit(t+"changed",e.detail.state)},onAxisMoved:function(e){a(this,this.mapping.axes,e)},updateModel:function(e,t){this.data.model&&this.updateButtonModel(e,t)},updateButtonModel:function(e,t){var n=this.buttonMeshes,i=e+"Pressed";if(n&&n[e]&&n[i]){var r;switch(t){case"down":r=this.data.buttonHighlightColor;break;case"touchstart":r=this.data.buttonTouchedColor}r&&n[i].material.color.set(r),n[i].visible=!!r,n[e].visible=!r}}})},6296:(e,t,n)=>{var i,r,s=n(8309).keyboardevent.KEYCODE_TO_CODE,o=n(3515).registerComponent,a=n(2666),l=n(8903),c=l.bind,h=l.shouldCaptureKeyEvent,u=1e-5,d=["KeyW","KeyA","KeyS","KeyD","ArrowUp","ArrowLeft","ArrowRight","ArrowDown"];e.exports.Component=o("wasd-controls",{schema:{acceleration:{default:65},adAxis:{default:"x",oneOf:["x","y","z"]},adEnabled:{default:!0},adInverted:{default:!1},enabled:{default:!0},fly:{default:!1},wsAxis:{default:"z",oneOf:["x","y","z"]},wsEnabled:{default:!0},wsInverted:{default:!1}},init:function(){this.keys={},this.easing=1.1,this.velocity=new a.Vector3,this.onBlur=c(this.onBlur,this),this.onContextMenu=c(this.onContextMenu,this),this.onFocus=c(this.onFocus,this),this.onKeyDown=c(this.onKeyDown,this),this.onKeyUp=c(this.onKeyUp,this),this.onVisibilityChange=c(this.onVisibilityChange,this),this.attachVisibilityEventListeners()},tick:function(e,t){var n=this.data,i=this.el,r=this.velocity;(r[n.adAxis]||r[n.wsAxis]||!function(e){var t;for(t in e)return!1;return!0}(this.keys))&&(t/=1e3,this.updateVelocity(t),(r[n.adAxis]||r[n.wsAxis])&&i.object3D.position.add(this.getMovementVector(t)))},update:function(e){e.adAxis!==this.data.adAxis&&(this.velocity[e.adAxis]=0),e.wsAxis!==this.data.wsAxis&&(this.velocity[e.wsAxis]=0)},remove:function(){this.removeKeyEventListeners(),this.removeVisibilityEventListeners()},play:function(){this.attachKeyEventListeners()},pause:function(){this.keys={},this.removeKeyEventListeners()},updateVelocity:function(e){var t,n,i,r,s,o=this.data,a=this.keys,l=this.velocity;if(n=o.adAxis,r=o.wsAxis,e>.2)return l[n]=0,void(l[r]=0);var c=Math.pow(1/this.easing,60*e);0!==l[n]&&(l[n]=l[n]*c),0!==l[r]&&(l[r]=l[r]*c),Math.abs(l[n])<u&&(l[n]=0),Math.abs(l[r])<u&&(l[r]=0),o.enabled&&(t=o.acceleration,o.adEnabled&&(i=o.adInverted?-1:1,(a.KeyA||a.ArrowLeft)&&(l[n]-=i*t*e),(a.KeyD||a.ArrowRight)&&(l[n]+=i*t*e)),o.wsEnabled&&(s=o.wsInverted?-1:1,(a.KeyW||a.ArrowUp)&&(l[r]-=s*t*e),(a.KeyS||a.ArrowDown)&&(l[r]+=s*t*e)))},getMovementVector:(i=new a.Vector3(0,0,0),r=new a.Euler(0,0,0,"YXZ"),function(e){var t,n=this.el.getAttribute("rotation"),s=this.velocity;return i.copy(s),i.multiplyScalar(e),n?(t=this.data.fly?n.x:0,r.set(a.MathUtils.degToRad(t),a.MathUtils.degToRad(n.y),0),i.applyEuler(r),i):i}),attachVisibilityEventListeners:function(){window.oncontextmenu=this.onContextMenu,window.addEventListener("blur",this.onBlur),window.addEventListener("focus",this.onFocus),document.addEventListener("visibilitychange",this.onVisibilityChange)},removeVisibilityEventListeners:function(){window.removeEventListener("blur",this.onBlur),window.removeEventListener("focus",this.onFocus),document.removeEventListener("visibilitychange",this.onVisibilityChange)},attachKeyEventListeners:function(){window.addEventListener("keydown",this.onKeyDown),window.addEventListener("keyup",this.onKeyUp)},removeKeyEventListeners:function(){window.removeEventListener("keydown",this.onKeyDown),window.removeEventListener("keyup",this.onKeyUp)},onContextMenu:function(){for(var e=Object.keys(this.keys),t=0;t<e.length;t++)delete this.keys[e[t]]},onBlur:function(){this.pause()},onFocus:function(){this.play()},onVisibilityChange:function(){document.hidden?this.onBlur():this.onFocus()},onKeyDown:function(e){var t;h(e)&&(t=e.code||s[e.keyCode],-1!==d.indexOf(t)&&(this.keys[t]=!0))},onKeyUp:function(e){var t;t=e.code||s[e.keyCode],delete this.keys[t]}})},7872:(e,t,n)=>{var i,r=n(3515).registerComponent,s=n(7629),o=n(6600),a=o.checkControllerPresentAndSetup,l=o.emitIfAxesChanged,c=o.onButtonEvent,h=n(8903),u=h.debug("components:windows-motion-controls:debug"),d=h.debug("components:windows-motion-controls:warn"),p=n(8309).DEFAULT_HANDEDNESS,A={left:"left.glb",right:"right.glb",default:"universal.glb"},f=n(8903).device.isWebXRAvailable,m=/([0-9a-zA-Z]+-[0-9a-zA-Z]+)$/,g=f?"windows-mixed-reality":"Spatial Controller (Spatial Interaction Source) ",v=f?{axes:{touchpad:[0,1],thumbstick:[2,3]},buttons:["trigger","squeeze","touchpad","thumbstick","menu"],axisMeshNames:["TOUCHPAD_TOUCH_X","TOUCHPAD_TOUCH_X","THUMBSTICK_X","THUMBSTICK_Y"],buttonMeshNames:{trigger:"SELECT",menu:"MENU",squeeze:"GRASP",thumbstick:"THUMBSTICK_PRESS",touchpad:"TOUCHPAD_PRESS"},pointingPoseMeshName:"POINTING_POSE"}:{axes:{thumbstick:[0,1],trackpad:[2,3]},buttons:["thumbstick","trigger","grip","menu","trackpad"],axisMeshNames:["THUMBSTICK_X","THUMBSTICK_Y","TOUCHPAD_TOUCH_X","TOUCHPAD_TOUCH_Y"],buttonMeshNames:{trigger:"SELECT",menu:"MENU",grip:"GRASP",thumbstick:"THUMBSTICK_PRESS",trackpad:"TOUCHPAD_PRESS"},pointingPoseMeshName:"POINTING_POSE"};e.exports.Component=r("windows-motion-controls",{schema:{hand:{default:p},pair:{default:0},model:{default:!0},hideDisconnected:{default:!0}},mapping:v,bindMethods:function(){this.onModelError=s(this.onModelError,this),this.onModelLoaded=s(this.onModelLoaded,this),this.onControllersUpdate=s(this.onControllersUpdate,this),this.checkIfControllerPresent=s(this.checkIfControllerPresent,this),this.onAxisMoved=s(this.onAxisMoved,this)},init:function(){var e=this,t=this.el;this.onButtonChanged=s(this.onButtonChanged,this),this.onButtonDown=function(t){c(t.detail.id,"down",e)},this.onButtonUp=function(t){c(t.detail.id,"up",e)},this.onButtonTouchStart=function(t){c(t.detail.id,"touchstart",e)},this.onButtonTouchEnd=function(t){c(t.detail.id,"touchend",e)},this.onControllerConnected=function(){e.setModelVisibility(!0)},this.onControllerDisconnected=function(){e.setModelVisibility(!1)},this.controllerPresent=!1,this.lastControllerCheck=0,this.previousButtonValues={},this.bindMethods(),this.loadedMeshInfo={buttonMeshes:null,axisMeshes:null},this.rayOrigin={origin:new THREE.Vector3,direction:new THREE.Vector3(0,0,-1),createdFromMesh:!1},t.addEventListener("controllerconnected",this.onControllerConnected),t.addEventListener("controllerdisconnected",this.onControllerDisconnected)},addEventListeners:function(){var e=this.el;e.addEventListener("buttonchanged",this.onButtonChanged),e.addEventListener("buttondown",this.onButtonDown),e.addEventListener("buttonup",this.onButtonUp),e.addEventListener("touchstart",this.onButtonTouchStart),e.addEventListener("touchend",this.onButtonTouchEnd),e.addEventListener("axismove",this.onAxisMoved),e.addEventListener("model-error",this.onModelError),e.addEventListener("model-loaded",this.onModelLoaded),this.controllerEventsActive=!0},removeEventListeners:function(){var e=this.el;e.removeEventListener("buttonchanged",this.onButtonChanged),e.removeEventListener("buttondown",this.onButtonDown),e.removeEventListener("buttonup",this.onButtonUp),e.removeEventListener("touchstart",this.onButtonTouchStart),e.removeEventListener("touchend",this.onButtonTouchEnd),e.removeEventListener("axismove",this.onAxisMoved),e.removeEventListener("model-error",this.onModelError),e.removeEventListener("model-loaded",this.onModelLoaded),this.controllerEventsActive=!1},checkIfControllerPresent:function(){a(this,g,{hand:this.data.hand,index:this.data.pair,iterateControllerProfiles:!0})},play:function(){this.checkIfControllerPresent(),this.addControllersUpdateListener()},pause:function(){this.removeEventListeners(),this.removeControllersUpdateListener()},updateControllerModel:function(){if(this.data.model&&!this.rayOrigin.createdFromMesh){var e=this.createControllerModelUrl();this.loadModel(e)}else this.modelReady()},createControllerModelUrl:function(e){var t=this.el.components["tracked-controls"],n=t?t.controller:null,i="default",r=this.data.hand;if(n&&!window.hasNativeWebXRImplementation&&(r=n.hand,!e)){var s=n.id.match(m);i=s&&s[0]||i}return"https://cdn.aframe.io/controllers/microsoft/"+i+"/"+(A[r]||A.default)},injectTrackedControls:function(){var e=this.data;this.el.setAttribute("tracked-controls",{idPrefix:g,controller:e.pair,hand:e.hand,armModel:!1}),this.updateControllerModel()},addControllersUpdateListener:function(){this.el.sceneEl.addEventListener("controllersupdated",this.onControllersUpdate,!1)},removeControllersUpdateListener:function(){this.el.sceneEl.removeEventListener("controllersupdated",this.onControllersUpdate,!1)},onControllersUpdate:function(){this.checkIfControllerPresent()},onModelError:function(e){var t=this.createControllerModelUrl(!0);e.detail.src!==t?(d("Failed to load controller model for device, attempting to load default."),this.loadModel(t)):d("Failed to load default controller model.")},loadModel:function(e){this.el.setAttribute("gltf-model","url("+e+")")},onModelLoaded:function(e){var t,n,i,r,s=this.controllerModel=e.detail.model,o=this.loadedMeshInfo;if(u("Processing model"),o.buttonMeshes={},o.axisMeshes={},s){for(t=0;t<this.mapping.buttons.length;t++)(n=this.mapping.buttonMeshNames[this.mapping.buttons[t]])?(i=s.getObjectByName(n))?(r={index:t,value:a(i,"VALUE"),pressed:a(i,"PRESSED"),unpressed:a(i,"UNPRESSED")}).value&&r.pressed&&r.unpressed?o.buttonMeshes[this.mapping.buttons[t]]=r:d("Missing button submesh under mesh with name: "+n+"(VALUE: "+!!r.value+", PRESSED: "+!!r.pressed+", UNPRESSED:"+!!r.unpressed+")"):d("Missing button mesh with name: "+n):u("Skipping unknown button at index: "+t+" with mapped name: "+this.mapping.buttons[t]);for(t=0;t<this.mapping.axisMeshNames.length;t++)(n=this.mapping.axisMeshNames[t])?(i=s.getObjectByName(n))?(r={index:t,value:a(i,"VALUE"),min:a(i,"MIN"),max:a(i,"MAX")}).value&&r.min&&r.max?o.axisMeshes[t]=r:d("Missing axis submesh under mesh with name: "+n+"(VALUE: "+!!r.value+", MIN: "+!!r.min+", MAX:"+!!r.max+")"):d("Missing axis mesh with name: "+n):u("Skipping unknown axis at index: "+t);this.calculateRayOriginFromMesh(s),this.setModelVisibility()}function a(e,t){for(var n=0,i=e.children.length;n<i;n++){var r=e.children[n];if(r&&r.name===t)return r}}u("Model load complete.")},calculateRayOriginFromMesh:(i=new THREE.Quaternion,function(e){var t;if(this.rayOrigin.origin.set(0,0,0),this.rayOrigin.direction.set(0,0,-1),this.rayOrigin.createdFromMesh=!0,t=e.getObjectByName(this.mapping.pointingPoseMeshName)){var n=e.parent;n&&(e.parent=null,e.updateMatrixWorld(!0),e.parent=n),t.getWorldPosition(this.rayOrigin.origin),t.getWorldQuaternion(i),this.rayOrigin.direction.applyQuaternion(i),n&&e.updateMatrixWorld(!0)}else u("Mesh does not contain pointing origin data, defaulting to none.");this.modelReady()}),lerpAxisTransform:function(){var e=new THREE.Quaternion;return function(t,n){var i=this.loadedMeshInfo.axisMeshes[t];if(i){var r=i.min,s=i.max,o=i.value,a=.5*n+.5;o.setRotationFromQuaternion(e.copy(r.quaternion).slerp(s.quaternion,a)),o.position.lerpVectors(r.position,s.position,a)}}}(),lerpButtonTransform:function(){var e=new THREE.Quaternion;return function(t,n){var i=this.loadedMeshInfo.buttonMeshes[t];if(i){var r=i.unpressed,s=i.pressed,o=i.value;o.setRotationFromQuaternion(e.copy(r.quaternion).slerp(s.quaternion,n)),o.position.lerpVectors(r.position,s.position,n)}}}(),modelReady:function(){this.el.emit("controllermodelready",{name:"windows-motion-controls",model:this.data.model,rayOrigin:this.rayOrigin})},onButtonChanged:function(e){var t=this.mapping.buttons[e.detail.id];t&&(this.loadedMeshInfo&&this.loadedMeshInfo.buttonMeshes&&this.lerpButtonTransform(t,e.detail.state.value),this.el.emit(t+"changed",e.detail.state))},onAxisMoved:function(e){var t=this.mapping.axisMeshNames.length;if(this.loadedMeshInfo&&this.loadedMeshInfo.axisMeshes)for(var n=0;n<t;n++)this.lerpAxisTransform(n,e.detail.axis[n]||0);l(this,this.mapping.axes,e)},setModelVisibility:function(e){var t=this.el.getObject3D("mesh");e=void 0!==e?e:this.modelVisible,this.modelVisible=e,t&&(t.visible=e)}})},8309:(e,t,n)=>{e.exports={AFRAME_INJECTED:"aframe-injected",DEFAULT_CAMERA_HEIGHT:1.6,DEFAULT_HANDEDNESS:"right",keyboardevent:n(5065)}},5065:e=>{e.exports={KEYCODE_TO_CODE:{38:"ArrowUp",37:"ArrowLeft",40:"ArrowDown",39:"ArrowRight",87:"KeyW",65:"KeyA",83:"KeyS",68:"KeyD"}}},2385:(e,t,n)=>{var i=n(9721).X,r=n(7629),s=n(4219),o=n(2666),a=new o.FileLoader,l=s("core:a-assets:warn");function c(e){if(e.hasAttribute("autoplay")||"auto"===e.getAttribute("preload"))return new Promise((function(t,n){if(4===e.readyState)return t();if(e.error)return n();function i(){for(var 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A-Frame will re-request the asset with `crossorigin` attribute set. 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e,t,n,i,s,a,u=this,d=[];if(super.connectedCallback(),!this.parentNode.isScene)throw new Error("<a-assets> must be a child of a <a-scene>.");for(s=this.querySelectorAll("img"),e=0;e<s.length;e++)i=h(s[e]),d.push(new Promise((function(t,n){o.Cache.add(s[e].getAttribute("src"),i),i.complete?t():(i.onload=t,i.onerror=n)})));for(n=this.querySelectorAll("audio, video"),e=0;e<n.length;e++)(t=h(n[e])).src||t.srcObject||l("Audio/video asset has neither `src` nor `srcObject` attributes."),d.push(c(t));Promise.allSettled(d).then(r(this.load,this)),a=parseInt(this.getAttribute("timeout"),10)||3e3,this.timeout=setTimeout((function(){u.hasLoaded||(l("Asset loading timed out in ",a,"ms"),u.emit("timeout"),u.load())}),a)}disconnectedCallback(){super.disconnectedCallback(),this.timeout&&clearTimeout(this.timeout)}load(){super.load.call(this,null,(function(e){return e.isAssetItem&&e.hasAttribute("src")}))}}),customElements.define("a-asset-item",class extends 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e,t,n=this;super.connectedCallback(),t=this.sceneEl,this.addToParent(),this.isScene||(t?!(e=t.querySelector("a-assets"))||e.hasLoaded?this.load():e.addEventListener("loaded",(function(){n.load()})):this.load())}disconnectedCallback(){var e;if(this.parentEl){for(e in this.components)this.removeComponent(e,!1);this.isScene||(this.removeFromParent(),super.disconnectedCallback(),this.object3D.el=null)}}getObject3D(e){return this.object3DMap[e]}setObject3D(e,t){var n,i=this;if(!(t instanceof s.Object3D))throw new Error("`Entity.setObject3D` was called with an object that was not an instance of THREE.Object3D.");(n=this.getObject3D(e))&&this.object3D.remove(n),t.el=this,t.children.length&&t.traverse((function(e){e.el=i})),this.object3D.add(t),this.object3DMap[e]=t,this.emit("object3dset",{object:t,type:e})}removeObject3D(e){var t=this.getObject3D(e);t?(this.object3D.remove(t),delete this.object3DMap[e],this.emit("object3dremove",{type:e})):l("Tried to remove `Object3D` of type:",e,"which was 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Use `setObject3D()` and `object3dset` event instead."),n}add(e){if(!e.object3D)throw new Error("Trying to add an element that doesn't have an `object3D`");this.object3D.add(e.object3D),this.emit("child-attached",{el:e})}addToParent(){var e=this.parentEl=this.parentNode;e&&e.add&&!this.attachedToParent&&(e.add(this),this.attachedToParent=!0)}removeFromParent(){var e=this.parentEl;this.parentEl.remove(this),this.attachedToParent=!1,this.parentEl=null,e.emit("child-detached",{el:this})}load(){var e=this;!this.hasLoaded&&this.parentEl&&super.load.call(this,(function(){e.parentEl&&(e.updateComponents(),(e.isScene||e.parentEl.isPlaying)&&e.play())}))}remove(e){e?this.object3D.remove(e.object3D):this.parentNode.removeChild(this)}getChildEntities(){for(var e=this.children,t=[],n=0;n<e.length;n++){var i=e[n];i instanceof d&&t.push(i)}return t}initComponent(e,t,n){var i,s,l,h;if(h=(l=o.split(e,c))[0],s=l.length>2?l.slice(1).join("__"):l[1],r[h]&&(p(this,e)||void 0!==t||n)&&!(e in this.components)){if(this.initComponentDependencies(h),s&&!r[h].multiple)throw new Error("Trying to initialize multiple components of type `"+h+"`. There can only be one component of this type per entity.");i=new r[h].Component(this,t,s),this.isPlaying&&i.play(),this.hasAttribute(e)||(i.justInitialized=!0,window.HTMLElement.prototype.setAttribute.call(this,e,"")),a("Component initialized: %s",e)}}initComponentDependencies(e){var t,n;if(r[e]&&(t=r[e].dependencies))for(n=0;n<t.length;n++)this.initComponent(t[n],window.HTMLElement.prototype.getAttribute.call(this,t[n])||void 0,!0)}removeComponent(e,t){var n;(n=this.components[e])&&(n.initialized?(n.pause(),n.remove(),t&&(n.destroy(),delete this.components[e]),this.emit("componentremoved",n.evtDetail,!1)):this.addEventListener("componentinitialized",(function n(i){i.detail.name===e&&(this.removeComponent(e,t),this.removeEventListener("componentinitialized",n))})))}updateComponents(){var e,t,n,i,r,s,a=this.componentsToUpdate;if(this.hasLoaded){for(n=0;n<this.mixinEls.length;n++)for(i in this.mixinEls[n].componentCache)A(i)&&(a[i]=!0);if(this.getExtraComponents)for(i in t=this.getExtraComponents())A(i)&&(a[i]=!0);for(n=0;n<this.attributes.length;++n)i=this.attributes[n].name,-1===h.indexOf(i)&&A(i)&&(a[i]=!0);for(n=0;n<h.length;n++)i=h[n],this.hasAttribute(i)&&this.updateComponent(i,this.getDOMAttribute(i));for(i in a)r=this.getDOMAttribute(i),e=(s=t&&t[i])?s.constructor===Object?o.extend(s,o.styleParser.parse(r||{})):r||s:r,this.updateComponent(i,e),delete a[i]}}updateComponent(e,t,n){var i=this.components[e];if(i)return null!==t||p(this,e)?void i.updateProperties(t,n):void this.removeComponent(e,!0);this.initComponent(e,t,!1)}removeAttribute(e,t){var n=this.components[e];n&&void 0===t&&this.removeComponent(e,!0),n&&void 0!==t?n.resetProperty(t):("mixin"===e&&this.mixinUpdate(""),window.HTMLElement.prototype.removeAttribute.call(this,e))}play(){var e,t,n;if(!this.isPlaying&&this.hasLoaded){for(n in this.isPlaying=!0,this.components)this.components[n].play();for(e=this.getChildEntities(),t=0;t<e.length;t++)e[t].play();this.emit("play")}}pause(){var e,t,n;if(this.isPlaying){for(n in this.isPlaying=!1,this.components)this.components[n].pause();for(e=this.getChildEntities(),t=0;t<e.length;t++)e[t].pause();this.emit("pause")}}setEntityAttribute(e,t,n){if(r[e]||this.components[e])this.updateComponent(e,n);else if("mixin"===e){if(n===this.computedMixinStr)return;this.mixinUpdate(n,t)}}mixinUpdate(e,t){var n,i,r,s,o=d.componentsUpdated,a=this;if(this.hasLoaded){for(t=t||this.getAttribute("mixin"),r=this.updateMixins(e,t),o.length=0,s=0;s<this.mixinEls.length;s++)for(n in this.mixinEls[s].componentCache)-1===o.indexOf(n)&&(this.components[n]?this.components[n].handleMixinUpdate():this.initComponent(n,null),o.push(n));for(s=0;s<r.oldMixinIds.length;s++)if(i=document.getElementById(r.oldMixinIds[s]))for(n in i.componentCache)-1===o.indexOf(n)&&this.components[n]&&(this.getDOMAttribute(n)?this.components[n].handleMixinUpdate():this.removeComponent(n,!0))}else this.addEventListener("loaded",(function(){a.mixinUpdate(e,t)}),u)}setAttribute(e,t,n){var i,s,a,l,h,u=d.singlePropUpdate;if(a=(l=e.indexOf(c))>0?e.substring(0,l):e,!r[a])return"mixin"===e&&this.mixinUpdate(t),void super.setAttribute.call(this,e,t);if(!this.components[e]&&this.hasAttribute(e)&&this.updateComponent(e,window.HTMLElement.prototype.getAttribute.call(this,e)),void 0!==n&&"string"==typeof t&&t.length>0&&"string"==typeof o.styleParser.parse(t)){for(h in u)delete u[h];(i=u)[t]=n,s=!1}else i=t,s=!0===n;this.updateComponent(e,i,s),this.sceneEl&&this.sceneEl.getAttribute("debug")&&this.components[e].flushToDOM()}flushToDOM(e){var t,n,i,r=this.components,s=this.children;for(i in r)r[i].flushToDOM();if(e)for(n=0;n<s.length;++n)(t=s[n]).flushToDOM&&t.flushToDOM(e)}getAttribute(e){var t,n,i,r;return"position"===e?this.object3D.position:"rotation"===e?(this,n=s.MathUtils.radToDeg,i=this.object3D.rotation,(r=this.rotationObj).x=n(i.x),r.y=n(i.y),r.z=n(i.z),r):"scale"===e?this.object3D.scale:"visible"===e?this.object3D.visible:(t=this.components[e])?t.data:window.HTMLElement.prototype.getAttribute.call(this,e)}getDOMAttribute(e){var t=this.components[e];return t?t.attrValue:window.HTMLElement.prototype.getAttribute.call(this,e)}addState(e){this.is(e)||(this.states.push(e),this.emit("stateadded",e))}removeState(e){var t=this.states.indexOf(e);-1!==t&&(this.states.splice(t,1),this.emit("stateremoved",e))}is(e){return-1!==this.states.indexOf(e)}inspect(){this.sceneEl.components.inspector.openInspector(this)}destroy(){var e;if(this.parentNode)l("Entity can only be destroyed if detached from scenegraph.");else for(e in this.components)this.components[e].destroy()}}function p(e,t){return!(!e.components[t]||!e.components[t].attrValue)||function(e,t){var n,i=!1;for(n=0;n<t.length&&!(i=t[n].hasAttribute(e));++n);return i}(t,e.mixinEls)}function A(e){return-1!==e.indexOf(c)&&(e=o.split(e,c)[0]),!!r[e]}d.componentsUpdated=[],d.singlePropUpdate={},customElements.define("a-entity",d),e.exports.F=d},8022:(e,t,n)=>{var i=n(9721).X,r=n(3515).components,s=n(8903);customElements.define("a-mixin",class extends i{constructor(){super(),this.componentCache={},this.isMixin=!0}connectedCallback(){"complete"===document.readyState?this.doConnectedCallback():document.addEventListener("readystatechange",this.onReadyStateChange.bind(this))}doConnectedCallback(){super.connectedCallback(),this.sceneEl=this.closestScene(),this.id=this.getAttribute("id"),this.cacheAttributes(),this.updateEntities(),this.load()}attributeChangedCallback(e,t,n){super.attributeChangedCallback(),this.cacheAttribute(e,n),this.updateEntities()}setAttribute(e,t){window.HTMLElement.prototype.setAttribute.call(this,e,t),this.cacheAttribute(e,t)}cacheAttribute(e,t){var n,i;i=s.split(e,"__")[0],(n=r[i])&&(void 0===t&&(t=window.HTMLElement.prototype.getAttribute.call(this,e)),this.componentCache[e]=n.parseAttrValueForCache(t))}getAttribute(e){return this.componentCache[e]||window.HTMLElement.prototype.getAttribute.call(this,e)}cacheAttributes(){var e,t,n=this.attributes;for(t=0;t<n.length;t++)e=n[t].name,this.cacheAttribute(e)}updateEntities(){var e,t,n;if(this.sceneEl)for(t=this.sceneEl.querySelectorAll("[mixin~="+this.id+"]"),n=0;n<t.length;n++)(e=t[n]).hasLoaded&&!e.isMixin&&e.mixinUpdate(this.id)}})},9721:(e,t,n)=>{var i=n(8903),r=i.debug("core:a-node:warn"),s={"a-scene":!0,"a-assets":!0,"a-assets-items":!0,"a-cubemap":!0,"a-mixin":!0,"a-node":!0,"a-entity":!0};function o(e){return e.tagName.toLowerCase()in s||e.isNode}class a extends HTMLElement{constructor(){super(),this.computedMixinStr="",this.hasLoaded=!1,this.isNode=!0,this.mixinEls=[]}onReadyStateChange(){"complete"===document.readyState&&this.doConnectedCallback()}connectedCallback(){"complete"===document.readyState?a.prototype.doConnectedCallback.call(this):document.addEventListener("readystatechange",this.onReadyStateChange.bind(this))}doConnectedCallback(){var e;this.sceneEl=this.closestScene(),this.sceneEl||r("You are attempting to attach <"+this.tagName+"> outside of an A-Frame scene. Append this element to `<a-scene>` instead."),this.hasLoaded=!1,this.emit("nodeready",void 0,!1),this.isMixin||(e=this.getAttribute("mixin"))&&this.updateMixins(e)}attributeChangedCallback(e,t,n){n!==this.computedMixinStr&&("mixin"!==e||this.isMixin||this.updateMixins(n,t))}closestScene(){for(var e=this;e&&!e.isScene;)e=e.parentElement;return e}closest(e){for(var t=this.matches||this.mozMatchesSelector||this.msMatchesSelector||this.oMatchesSelector||this.webkitMatchesSelector,n=this;n&&!t.call(n,e);)n=n.parentElement;return n}disconnectedCallback(){this.hasLoaded=!1}load(e,t){var n,i=this;this.hasLoaded||(t=t||o,n=this.getChildren().filter(t).map((function(e){return new Promise((function(t,n){if(e.hasLoaded)return t();e.addEventListener("loaded",t),e.addEventListener("error",n)}))})),Promise.allSettled(n).then((function(t){t.forEach((function(e){"rejected"===e.status&&r("Rendering scene with errors on node: 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this.computedMixinStr&&(this.computedMixinStr=this.computedMixinStr.trim(),window.HTMLElement.prototype.setAttribute.call(this,"mixin",this.computedMixinStr)),c}registerMixin(e){var t,n,r;if(e){if(r=e.getAttribute("mixin"))for(t=i.split(r.trim(),/\s+/),n=0;n<t.length;n++)this.registerMixin(document.getElementById(t[n]));this.computedMixinStr=this.computedMixinStr+" "+e.id,this.mixinEls.push(e)}}setAttribute(e,t){"mixin"===e&&this.updateMixins(t),window.HTMLElement.prototype.setAttribute.call(this,e,t)}unregisterMixin(e){var t,n=this.mixinEls;for(t=0;t<n.length;++t)if(e===n[t].id){n.splice(t,1);break}}emit(e,t,n,r){var s=a.evtData;void 0===n&&(n=!0),s.bubbles=!!n,s.detail=t,r&&(s=i.extend({},r,s)),this.dispatchEvent(new CustomEvent(e,s))}}a.evtData={},a.newMixinIdArray=[],a.oldMixinIdArray=[],a.mixinIds={},customElements.define("a-node",a),e.exports.X=a,e.exports.U=s},3515:(e,t,n)=>{var i=n(5941),r=n(1435),s=n(365),o=n(8903),a=e.exports.components={},l=i.parseProperties,c=i.parseProperty,h=i.process,u=i.isSingleProperty,d=i.stringifyProperties,p=i.stringifyProperty,A=o.styleParser,f=o.debug("core:component:warn"),m=document.currentScript,g=new RegExp("[A-Z]+"),v={},y=e.exports.Component=function(e,t,n){var i=this;this.el=e,this.id=n,this.attrName=this.name+(n?"__"+n:""),this.evtDetail={id:this.id,name:this.name},this.initialized=!1,this.el.components[this.attrName]=this,this.objectPool=v[this.name];var r=this.events;this.events={},function(e,t){var n;for(n in t)e.events[n]=t[n].bind(e)}(this,r),this.attrValue=void 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t=this.schema;return"string"==typeof e?e:this.isSingleProperty?p(e,t):(e=d(e,t),A.stringify(e))},updateCachedAttrValue:function(e,t){var n,i,r;if(void 0!==e){if(null===e)return this.isObjectBased&&this.attrValue&&this.objectPool.recycle(this.attrValue),void(this.attrValue=void 0);if(e instanceof Object&&!(e instanceof window.HTMLElement)?(i=this.objectPool.use(),n=o.extend(i,e)):n=this.parseAttrValueForCache(e),this.isObjectBased&&!t&&this.attrValue)for(r in this.attrValue)void 0===n[r]&&(n[r]=this.attrValue[r]);this.isObjectBased&&!this.attrValue&&(this.attrValue=this.objectPool.use()),o.objectPool.clearObject(this.attrValue),this.attrValue=x(this.attrValue,n,this.isObjectBased),o.objectPool.clearObject(i)}},parseAttrValueForCache:function(e){var t;return"string"!=typeof e?e:(this.isSingleProperty?"string"==typeof(t=this.schema.parse(e))&&(t=e):(o.objectPool.clearObject(this.parsingAttrValue),t=A.parse(e,this.parsingAttrValue)),t)},flushToDOM:function(e){var t=e?this.data:this.attrValue;null!=t&&window.HTMLElement.prototype.setAttribute.call(this.el,this.attrName,this.stringify(t))},updateProperties:function(e,t){this.el.hasLoaded?(null!==e&&(e=this.parseAttrValueForCache(e)),this.updateCachedAttrValue(e,t),this.initialized?(this.updateComponent(e,t),this.callUpdateHandler()):this.initComponent()):this.updateCachedAttrValue(e)},initComponent:function(){var e,t=this.el;this.updateSchema&&this.updateSchema(this.buildData(this.attrValue,!1,!0)),this.data=this.buildData(this.attrValue),t.initializingComponents[this.name]||(t.initializingComponents[this.name]=!0,this.init(),this.initialized=!0,delete t.initializingComponents[this.name],this.oldData=x(this.oldData,this.data,this.isObjectBased),e=this.isObjectBased?this.objectPool.use():void 0,this.update(e),this.isObjectBased&&this.objectPool.recycle(e),t.isPlaying&&this.play(),t.emit("componentinitialized",this.evtDetail,!1))},updateComponent:function(e,t){var n,i;if(t)return this.updateSchema&&this.updateSchema(this.buildData(this.attrValue,!0,!0)),void(this.data=this.buildData(this.attrValue,!0,!1));if(this.isSingleProperty)return this.isObjectBased&&c(e,this.schema),void(this.data=e);if(l(e,this.schema,!0,this.name),this.schemaChangeKeys.length)for(n in e)if(this.schema[n].schemaChange){i=!0;break}if(i)return this.updateSchema&&this.updateSchema(this.buildData(this.attrValue,!0,!0)),void(this.data=this.buildData(this.attrValue,!0,!1));for(n in e)void 0!==e[n]&&(this.data[n]=e[n])},callUpdateHandler:function(){var e;this.previousOldData instanceof Object&&o.objectPool.clearObject(this.previousOldData),this.isObjectBased?b(this.previousOldData,this.oldData):this.previousOldData=this.oldData,e=!o.deepEqual(this.oldData,this.data),(this.isPositionRotationScale||e)&&(this.oldData instanceof Object&&o.objectPool.clearObject(this.oldData),this.oldData=x(this.oldData,this.data,this.isObjectBased),this.update(this.previousOldData),this.throttledEmitComponentChanged())},handleMixinUpdate:function(){this.data=this.buildData(this.attrValue),this.callUpdateHandler()},resetProperty:function(e){if(this.isObjectBased){if(!(e in this.attrValue))return;delete this.attrValue[e],this.data[e]=this.schema[e].default}else this.attrValue=this.schema.default,this.data=this.schema.default;this.updateProperties(this.attrValue)},extendSchema:function(e){var t;t=o.extend({},a[this.name].schema),o.extend(t,e),this.schema=h(t),this.el.emit("schemachanged",this.evtDetail)},buildData:function(e,t,n){var i,r,s,a,h,u,d,p=this.nextData,A=this.schema,f=this.el.mixinEls;if(i=e&&e.constructor===Array?e.length:null!=e,this.isObjectBased&&o.objectPool.clearObject(p),this.isSingleProperty)r=this.isObjectBased?b(p,A.default):M(A.default)?o.clone(A.default):A.default;else for(a in r=(d=!t&&this.attrValue)instanceof Object?b(p,d):p,A)s=A[a].default,void 0===r[a]&&(r[a]=M(s)?o.clone(s):s);for(u=0;u<f.length;u++)(h=f[u].getAttribute(this.attrName))&&(r=x(r,h,this.isObjectBased));if(i){if(this.isSingleProperty)return C(e)?(b(this.parsingAttrValue,e),c(this.parsingAttrValue,A)):c(e,A);r=x(r,e,this.isObjectBased)}else if(this.isSingleProperty)return c(r,A);return l(r,A,void 0,this.name,n)},eventsAttach:function(){var e;for(e in this.eventsDetach(),this.events)this.el.addEventListener(e,this.events[e])},eventsDetach:function(){var e;for(e in this.events)this.el.removeEventListener(e,this.events[e])},destroy:function(){this.objectPool.recycle(this.attrValue),this.objectPool.recycle(this.oldData),this.objectPool.recycle(this.parsingAttrValue),this.attrValue=this.oldData=this.parsingAttrValue=void 0}},window.debug)var E=e.exports.registrationOrderWarnings={};function b(e,t){var n,i;for(i in t)void 0!==t[i]&&(n=t[i],e[i]=M(n)?o.clone(n):n);return e}function x(e,t,n){var i;if(n&&t.constructor===Object){for(i in t)void 0!==t[i]&&(t[i]&&t[i].constructor===Object?e[i]=o.clone(t[i]):e[i]=t[i]);return e}return t}function w(e){return e.tick||e.tock}function C(e){return e&&e.constructor===Object&&!(e instanceof window.HTMLElement)}function M(e){return e&&(e.constructor===Object||e.constructor===Array)&&!(e instanceof window.HTMLElement)}e.exports.registerComponent=function(e,t){var n,i,l,d,p,A,b,x={};if(document.currentScript&&document.currentScript!==m&&r.forEach((function(t){t.hasLoaded||document.currentScript.compareDocumentPosition(t)!==Node.DOCUMENT_POSITION_FOLLOWING&&(f("The component `"+e+"` was registered in a <script> tag after the scene. Component <script> tags in an HTML file should be declared *before* the scene such that the component is available to entities during scene initialization."),window.debug&&(E[e]=!0))})),!0===g.test(e)&&f("The component name `"+e+"` contains uppercase characters, but HTML will ignore the capitalization of attribute names. Change the name to be lowercase: `"+e.toLowerCase()+"`"),-1!==e.indexOf("__"))throw new Error("The component name `"+e+"` is not allowed. The sequence __ (double underscore) is reserved to specify an id for multiple components of the same type");if(Object.keys(t).forEach((function(e){x[e]={value:t[e],writable:!0}})),a[e])throw new Error("The component `"+e+"` has been already registered. Check that you are not loading two versions of the same component or two different components of the same name.");if(((n=function(e,t,n){y.call(this,e,t,n)}).prototype=Object.create(y.prototype,x)).name=e,n.prototype.isPositionRotationScale="position"===e||"rotation"===e||"scale"===e,n.prototype.constructor=n,n.prototype.system=s&&s.systems[e],n.prototype.play=(A=n.prototype.play,function(){var e=this.el.sceneEl,t=this.el.isPlaying&&!this.isPlaying;this.initialized&&t&&(A.call(this),this.isPlaying=!0,this.eventsAttach(),w(this)&&e.addBehavior(this))}),n.prototype.pause=(b=n.prototype.pause,function(){var e=this.el.sceneEl;this.isPlaying&&(b.call(this),this.isPlaying=!1,this.eventsDetach(),w(this)&&e.removeBehavior(this))}),l=o.extend(h(n.prototype.schema,n.prototype.name)),n.prototype.isSingleProperty=d=u(n.prototype.schema),n.prototype.isSinglePropertyObject=p=d&&C(c(void 0,l))&&!(l.default instanceof window.HTMLElement),n.prototype.isObjectBased=!d||p,!d)for(i in n.prototype.schemaChangeKeys=[],l)l[i].schemaChange&&n.prototype.schemaChangeKeys.push(i);return v[e]=o.objectPool.createPool(),a[e]={Component:n,dependencies:n.prototype.dependencies,isSingleProperty:n.prototype.isSingleProperty,isSinglePropertyObject:n.prototype.isSinglePropertyObject,isObjectBased:n.prototype.isObjectBased,multiple:n.prototype.multiple,name:e,parse:n.prototype.parse,parseAttrValueForCache:n.prototype.parseAttrValueForCache,schema:l,stringify:n.prototype.stringify,type:n.prototype.type},n}},4863:(e,t,n)=>{var i=n(5941).process,r=e.exports.xZ={},s=e.exports.ib=[],o=n(2666),a=function(){};a.prototype={schema:{},init:function(e){return this.geometry=new o.BufferGeometry,this.geometry},update:function(e){}},e.exports.dZ=function(e,t){var n,o={};if(Object.keys(t).forEach((function(e){o[e]={value:t[e],writable:!0}})),r[e])throw new Error("The geometry `"+e+"` has been already registered");return((n=function(){a.call(this)}).prototype=Object.create(a.prototype,o)).name=e,n.prototype.constructor=n,r[e]={Geometry:n,schema:i(n.prototype.schema)},s.push(e),n}},8813:(e,t,n)=>{var i=n(395),r=n(695),s=r("core:propertyTypes:warn"),o=r("core:propertyTypes:warn"),a=e.exports.propertyTypes={},l=/[,> .[\]:]/,c=/\url\((.+)\)/;function h(e,t,n,i){"type"in a?s("Property type "+e+" is already registered."):a[e]={default:t,parse:n||d,stringify:i||p}}function u(e){var t,n;return"string"!=typeof e?e:(n=e.match(c))?n[1]:"#"===e.charAt(0)?(t=document.getElementById(e.substring(1)))?"CANVAS"===t.tagName||"VIDEO"===t.tagName||"IMG"===t.tagName?t:t.getAttribute("src"):void o('"'+e+'" asset not found.'):e}function d(e){return e}function p(e){return null===e?"null":e.toString()}function A(e){return parseInt(e,10)}function f(e){return i.parse(e,this.default)}function m(e,t){if(null===e)return!0;if("object"!=typeof e)return!1;if(Object.keys(e).length!==t)return!1;var n=e.x,i=e.y,r=e.z,s=e.w;return!("number"!=typeof n||"number"!=typeof i||t>2&&"number"!=typeof r||t>3&&"number"!=typeof s)}h("audio","",u),h("array",[],(function(e){return Array.isArray(e)?e:e&&"string"==typeof e?e.split(",").map((function(e){return e.trim()})):[]}),(function(e){return e.join(", ")})),h("asset","",u),h("boolean",!1,(function(e){return"false"!==e&&!1!==e})),h("color","#FFF",d,p),h("int",0,A),h("number",0,(function(e){return parseFloat(e,10)})),h("map","",u),h("model","",u),h("selector",null,(function(e){return e?"string"!=typeof e?e:"#"!==e[0]||l.test(e)?document.querySelector(e):document.getElementById(e.substring(1)):null}),(function(e){return e.getAttribute?"#"+e.getAttribute("id"):p(e)})),h("selectorAll",null,(function(e){return e?"string"!=typeof e?e:Array.prototype.slice.call(document.querySelectorAll(e),0):null}),(function(e){return e instanceof Array?e.map((function(e){return"#"+e.getAttribute("id")})).join(", "):p(e)})),h("src","",(function(e){return o("`src` property type is deprecated. Use `asset` instead."),u(e)})),h("string","",d,p),h("time",0,A),h("vec2",{x:0,y:0},f,i.stringify),h("vec3",{x:0,y:0,z:0},f,i.stringify),h("vec4",{x:0,y:0,z:0,w:1},f,i.stringify),e.exports.registerPropertyType=h,e.exports.isValidDefaultValue=function(e,t){return("audio"!==e||"string"==typeof t)&&!("array"===e&&!Array.isArray(t))&&("asset"!==e||"string"==typeof t)&&("boolean"!==e||"boolean"==typeof t)&&("color"!==e||"string"==typeof t)&&("int"!==e||"number"==typeof t)&&("number"!==e||"number"==typeof t)&&("map"!==e||"string"==typeof t)&&("model"!==e||"string"==typeof t)&&("selector"!==e||"string"==typeof t||null===t)&&("selectorAll"!==e||"string"==typeof t||null===t)&&("src"!==e||"string"==typeof t)&&("string"!==e||"string"==typeof t)&&("time"!==e||"number"==typeof t)&&("vec2"===e?m(t,2):"vec3"===e?m(t,3):"vec4"!==e||m(t,4))},e.exports.isValidDefaultCoordinate=m},6450:(e,t,n)=>{var i=n(770).f,r=n(9035),s=n(4713),o=n(1435),a=n(365).systems,l=n(2666),c=n(8903),h=n(1956).F,u=n(9721).X,d=n(8225),p=c.bind,A=c.device.isIOS(),f=c.device.isMobile(),m=c.device.isWebXRAvailable,g=c.debug("core:a-scene:warn");A&&n(9609);class v extends h{constructor(){var e;super(),(e=this).clock=new l.Clock,e.isIOS=A,e.isMobile=f,e.hasWebXR=m,e.isAR=!1,e.isScene=!0,e.object3D=new l.Scene,e.object3D.onAfterRender=function(t,n,i){e.isPlaying&&e.tock(e.time,e.delta,i)},e.resize=p(e.resize,e),e.render=p(e.render,e),e.systems={},e.systemNames=[],e.time=e.delta=0,e.behaviors={tick:[],tock:[]},e.hasLoaded=!1,e.isPlaying=!1,e.originalHTML=e.innerHTML}addFullScreenStyles(){document.documentElement.classList.add("a-fullscreen")}removeFullScreenStyles(){document.documentElement.classList.remove("a-fullscreen")}connectedCallback(){"complete"===document.readyState?this.doConnectedCallback():document.addEventListener("readystatechange",this.onReadyStateChange.bind(this))}doConnectedCallback(){var e=this,t=this.hasAttribute("embedded");this.setAttribute("inspector",""),this.setAttribute("keyboard-shortcuts",""),this.setAttribute("screenshot",""),this.setAttribute("vr-mode-ui",""),this.setAttribute("device-orientation-permission-ui",""),super.connectedCallback(),function(e){var t;function n(){document.fullscreenElement||document.mozFullScreenElement||document.webkitFullscreenElement||e.exitVR(),document.activeElement.blur(),document.body.focus()}(t=document.createElement("canvas")).classList.add("a-canvas"),t.dataset.aframeCanvas=!0,e.appendChild(t),document.addEventListener("fullscreenchange",n),document.addEventListener("mozfullscreenchange",n),document.addEventListener("webkitfullscreenchange",n),document.addEventListener("MSFullscreenChange",n),t.addEventListener("touchmove",(function(e){e.preventDefault()})),e.canvas=t,e.emit("render-target-loaded",{target:t}),setTimeout(p(e.resize,e),0)}(this),this.setupRenderer(),s.setup(this,E),this.resize(),t||this.addFullScreenStyles(),d(this),i(this),r(this),this.onVRPresentChangeBound=p(this.onVRPresentChange,this),window.addEventListener("vrdisplaypresentchange",this.onVRPresentChangeBound),this.enterVRBound=function(){e.enterVR()},this.exitVRBound=function(){e.exitVR()},this.exitVRTrueBound=function(){e.exitVR(!0)},this.pointerRestrictedBound=function(){e.pointerRestricted()},this.pointerUnrestrictedBound=function(){e.pointerUnrestricted()},e.hasWebXR||(window.addEventListener("vrdisplaydeactivate",this.exitVRBound),window.addEventListener("vrdisplaydisconnect",this.exitVRTrueBound),window.addEventListener("vrdisplaypointerrestricted",this.pointerRestrictedBound),window.addEventListener("vrdisplaypointerunrestricted",this.pointerUnrestrictedBound)),window.addEventListener("sessionend",this.resize),this.addEventListener("cameraready",(function(){e.attachedCallbackPostCamera()})),this.initSystems(),this.hasWebXR&&navigator.xr&&navigator.xr.addEventListener&&navigator.xr.addEventListener("sessiongranted",(function(){e.enterVR()}))}attachedCallbackPostCamera(){var e=this;window.addEventListener("load",void 0),window.addEventListener("resize",(function(){e.isIOS?setTimeout(e.resize,100):e.resize()})),this.play(),o.push(this)}initSystems(){var e;for(e in this.initSystem("camera"),a)"camera"!==e&&this.initSystem(e)}initSystem(e){this.systems[e]||(this.systems[e]=new a[e](this),this.systemNames.push(e))}disconnectedCallback(){var e=o.indexOf(this);super.disconnectedCallback(),o.splice(e,1),window.removeEventListener("vrdisplaypresentchange",this.onVRPresentChangeBound),window.removeEventListener("vrdisplayactivate",this.enterVRBound),window.removeEventListener("vrdisplaydeactivate",this.exitVRBound),window.removeEventListener("vrdisplayconnect",this.enterVRBound),window.removeEventListener("vrdisplaydisconnect",this.exitVRTrueBound),window.removeEventListener("vrdisplaypointerrestricted",this.pointerRestrictedBound),window.removeEventListener("vrdisplaypointerunrestricted",this.pointerUnrestrictedBound),window.removeEventListener("sessionend",this.resize),this.renderer.dispose()}addBehavior(e){var t,n,i=this.behaviors;for(n in i)e[n]&&-1===(t=this.behaviors[n]).indexOf(e)&&t.push(e)}getPointerLockElement(){return document.pointerLockElement}checkHeadsetConnected(){return c.device.checkHeadsetConnected()}enterAR(){var e;if(!this.hasWebXR)throw e="Failed to enter AR mode, WebXR not supported.",new Error(e);if(!c.device.checkARSupport())throw e="Failed to enter AR, WebXR immersive-ar mode not supported in your browser or device.",new Error(e);return this.enterVR(!0)}enterVR(e){var t,n,i=this,r=i.renderer.xr;if(this.is("vr-mode"))return Promise.resolve("Already in VR.");if(this.checkHeadsetConnected()||this.isMobile){var s=i.getAttribute("renderer");if(r.enabled=!0,this.hasWebXR){this.xrSession&&this.xrSession.removeEventListener("end",this.exitVRBound);var o=this.sceneEl.systems.webxr.sessionReferenceSpaceType;r.setReferenceSpaceType(o);var a=e?"immersive-ar":"immersive-vr";return n=this.sceneEl.systems.webxr.sessionConfiguration,new Promise((function(e,t){navigator.xr.requestSession(a,n).then((function(t){i.xrSession=t,r.layersEnabled=-1!==n.requiredFeatures.indexOf("layers"),r.setSession(t).then((function(){r.setFoveation(s.foveationLevel)})),i.systems.renderer.setWebXRFrameRate(t),t.addEventListener("end",i.exitVRBound),h(e)}),(function(e){throw new Error("Failed to enter "+("immersive-ar"===a?"AR":"VR")+" mode (`requestSession`) "+e)}))}))}if(t=c.device.getVRDisplay(),r.setDevice(t),t.isPresenting&&!window.hasNativeWebVRImplementation)return h(),Promise.resolve();var l={highRefreshRate:s.highRefreshRate};return t.requestPresent([{source:this.canvas,attributes:l}]).then(h,(function(e){throw i.removeState("vr-mode"),e&&e.message?new Error("Failed to enter VR mode (`requestPresent`): "+e.message):new Error("Failed to enter VR mode (`requestPresent`).")}))}return h(),Promise.resolve();function h(t){var n,r;window.hasNativeWebVRImplementation&&!window.hasNativeWebXRImplementation&&(n=new CustomEvent("vrdisplaypresentchange",{detail:{display:c.device.getVRDisplay()}}),window.dispatchEvent(n)),e?i.addState("ar-mode"):i.addState("vr-mode"),i.emit("enter-vr",{target:i}),!i.hasWebXR&&i.isMobile&&screen.orientation&&screen.orientation.lock&&screen.orientation.lock("landscape"),i.addFullScreenStyles(),i.isMobile||i.checkHeadsetConnected()||((r=i.canvas).requestFullscreen||r.webkitRequestFullscreen||r.mozRequestFullScreen||r.msRequestFullscreen).apply(r,[{navigationUI:"hide"}]),i.resize(),t&&t()}}exitVR(){var e,t=this,n=this.renderer.xr;if(!this.is("vr-mode")&&!this.is("ar-mode"))return Promise.resolve("Not in immersive mode.");if(this.checkHeadsetConnected()||this.isMobile){if(n.enabled=!1,e=c.device.getVRDisplay(),this.hasWebXR)this.xrSession.removeEventListener("end",this.exitVRBound),this.xrSession.end().then((function(){}),(function(){})),this.xrSession=void 0;else if(e.isPresenting)return e.exitPresent().then(i,(function(e){throw e&&e.message?new Error("Failed to exit VR mode (`exitPresent`): "+e.message):new Error("Failed to exit VR mode (`exitPresent`).")}))}else(document.fullscreenElement||document.webkitFullscreenElement||document.mozFullScreenElement)&&(document.exitFullscreen?document.exitFullscreen():document.mozCancelFullScreen?document.mozCancelFullScreen():document.webkitExitFullscreen&&document.webkitExitFullscreen());return i(),Promise.resolve();function i(){t.removeState("vr-mode"),t.removeState("ar-mode"),t.isMobile&&screen.orientation&&screen.orientation.unlock&&screen.orientation.unlock(),t.hasAttribute("embedded")&&t.removeFullScreenStyles(),t.resize(),t.isIOS&&c.forceCanvasResizeSafariMobile(t.canvas),t.renderer.setPixelRatio(window.devicePixelRatio),t.emit("exit-vr",{target:t})}}pointerRestricted(){if(this.canvas){var e=this.getPointerLockElement();e&&e!==this.canvas&&document.exitPointerLock&&document.exitPointerLock(),this.canvas.requestPointerLock&&this.canvas.requestPointerLock()}}pointerUnrestricted(){var e=this.getPointerLockElement();e&&e===this.canvas&&document.exitPointerLock&&document.exitPointerLock()}onVRPresentChange(e){var t=e.display||e.detail.display;t&&t.isPresenting?this.enterVR():this.exitVR()}getAttribute(e){var t=this.systems[e];return t?t.data:h.prototype.getAttribute.call(this,e)}getComputedAttribut(e){g("`getComputedAttribute` is deprecated. Use `getAttribute` instead."),this.getAttribute(e)}getDOMAttribute(e){var t=this.systems[e];return t?t.data:h.prototype.getDOMAttribute.call(this,e)}setAttribute(e,t,n){var i=this.systems[e];if(i)return u.prototype.setAttribute.call(this,e,t),void i.updateProperties(t);h.prototype.setAttribute.call(this,e,t,n)}removeBehavior(e){var t,n,i,r=this.behaviors;for(n in r)e[n]&&-1!==(i=(t=this.behaviors[n]).indexOf(e))&&t.splice(i,1)}resize(){var e,t,n=this.camera,i=this.canvas,r=this.renderer.xr.isPresenting;e=this.renderer.xr.enabled&&r,!n||!i||this.is("vr-mode")&&(this.isMobile||e)||(t=E(i,this.getAttribute("embedded")&&!this.is("vr-mode"),this.maxCanvasSize,this.is("vr-mode")),n.aspect=t.width/t.height,n.updateProjectionMatrix(),this.renderer.setSize(t.width,t.height,!1),this.emit("rendererresize",null,!1))}setupRenderer(){var e,t,n,i,r=this;i={alpha:!0,antialias:!f,canvas:this.canvas,logarithmicDepthBuffer:!1,powerPreference:"high-performance"},this.maxCanvasSize={height:1920,width:1920},this.hasAttribute("renderer")&&(n=this.getAttribute("renderer"),(t=c.styleParser.parse(n)).precision&&(i.precision=t.precision+"p"),t.antialias&&"auto"!==t.antialias&&(i.antialias="true"===t.antialias),t.logarithmicDepthBuffer&&"auto"!==t.logarithmicDepthBuffer&&(i.logarithmicDepthBuffer="true"===t.logarithmicDepthBuffer),t.alpha&&(i.alpha="true"===t.alpha),this.maxCanvasSize={width:t.maxCanvasWidth?parseInt(t.maxCanvasWidth):this.maxCanvasSize.width,height:t.maxCanvasHeight?parseInt(t.maxCanvasHeight):this.maxCanvasSize.height}),(e=this.renderer=new l.WebGLRenderer(i)).setPixelRatio(window.devicePixelRatio),e.sortObjects=!1,this.camera&&e.xr.setPoseTarget(this.camera.el.object3D),this.addEventListener("camera-set-active",(function(){e.xr.setPoseTarget(r.camera.el.object3D)}))}play(){var e=this,t=this;this.renderStarted?h.prototype.play.call(this):(this.addEventListener("loaded",(function(){var e,n=this.renderer,i=this.renderer.xr;h.prototype.play.call(this),t.renderStarted||(t.resize(),t.renderer&&(window.performance&&window.performance.mark("render-started"),s.remove(),(e=c.device.getVRDisplay())&&e.isPresenting&&(i.setDevice(e),i.enabled=!0,t.enterVR()),n.setAnimationLoop(this.render),t.renderStarted=!0,t.emit("renderstart")))})),setTimeout((function(){h.prototype.load.call(e)})))}updateComponent(e){e in a||h.prototype.updateComponent.apply(this,arguments)}tick(e,t){var n,i=this.systems;for(n=0;n<this.behaviors.tick.length;n++)this.behaviors.tick[n].el.isPlaying&&this.behaviors.tick[n].tick(e,t);for(n=0;n<this.systemNames.length;n++)i[this.systemNames[n]].tick&&i[this.systemNames[n]].tick(e,t)}tock(e,t,n){var i,r=this.systems;for(i=0;i<this.behaviors.tock.length;i++)this.behaviors.tock[i].el.isPlaying&&this.behaviors.tock[i].tock(e,t,n);for(i=0;i<this.systemNames.length;i++)r[this.systemNames[i]].tock&&r[this.systemNames[i]].tock(e,t,n)}render(e,t){var n=this.renderer;this.frame=t,this.delta=1e3*this.clock.getDelta(),this.time=1e3*this.clock.elapsedTime,this.isPlaying&&this.tick(this.time,this.delta);var i=null;this.is("ar-mode")&&(i=this.object3D.background,this.object3D.background=null),n.render(this.object3D,this.camera),i&&(this.object3D.background=i)}}function y(e,t){var n,i=window.devicePixelRatio;return!t||-1===t.width&&-1===t.height||e.width*i<t.width&&e.height*i<t.height||(n=e.width/e.height,e.width*i>t.width&&-1!==t.width&&(e.width=Math.round(t.width/i),e.height=Math.round(t.width/n/i)),e.height*i>t.height&&-1!==t.height&&(e.height=Math.round(t.height/i),e.width=Math.round(t.height*n/i))),e}function E(e,t,n,i){return e.parentElement?t?y({height:e.parentElement.offsetHeight,width:e.parentElement.offsetWidth},n):function(e,t){var n;return n={height:document.body.offsetHeight,width:document.body.offsetWidth},t?n:y(n,e)}(n,i):{height:0,width:0}}window.customElements.define("a-scene",v),e.exports.Q=v},4713:(e,t,n)=>{var i,r,s,o=n(8903).styleParser,a="loading-screen";function l(e){var t=i.hasAttribute("embedded"),n=s(i.canvas,t,i.maxCanvasSize,i.is("vr-mode"));e.aspect=n.width/n.height,e.updateProjectionMatrix(),i.renderer.setSize(n.width,n.height,!1)}e.exports.setup=function(e,t){s=t;var n,c,h,u,d,p,A,f,m,g,v=(i=e).hasAttribute(a)?o.parse(i.getAttribute(a)):void 0,y=v&&v.dotsColor||"white",E=v&&v.backgroundColor||"#24CAFF";(void 0===v||"true"===v.enabled||void 0===v.enabled)&&(n=new THREE.Scene,c=new THREE.SphereGeometry(.2,36,18,0,2*Math.PI,0,Math.PI),h=new THREE.MeshBasicMaterial({color:y}),u=new THREE.Mesh(c,h),d=u.clone(),p=u.clone(),A=new THREE.PerspectiveCamera(80,window.innerWidth/window.innerHeight,5e-4,1e4),f=new THREE.Clock,m=0,g=function(){i.renderer.render(n,A),m=f.getElapsedTime()%4,u.visible=m>=1,d.visible=m>=2,p.visible=m>=3},n.background=new THREE.Color(E),n.add(A),u.position.set(-1,0,-15),d.position.set(0,0,-15),p.position.set(1,0,-15),A.add(u),A.add(d),A.add(p),(r=document.createElement("div")).className="a-loader-title",r.innerHTML=document.title,r.style.display="none",i.appendChild(r),setTimeout((function(){i.hasLoaded||(l(A),r.style.display="block",window.addEventListener("resize",(function(){l(A)})),i.renderer.setAnimationLoop(g))}),200))},e.exports.remove=function(){window.removeEventListener("resize",l),r&&(r.style.display="none")}},770:(e,t,n)=>{var i,r=n(8309),s=n(8903).extend,o=[l({name:"viewport",content:"width=device-width,initial-scale=1,maximum-scale=1,shrink-to-fit=no,user-scalable=no,minimal-ui,viewport-fit=cover"}),l({name:"mobile-web-app-capable",content:"yes"}),l({name:"theme-color",content:"black"})],a=[l({name:"apple-mobile-web-app-capable",content:"yes"}),l({name:"apple-mobile-web-app-status-bar-style",content:"black"}),(i={rel:"apple-touch-icon",href:"https://aframe.io/images/aframe-logo-152.png"},{tagName:"link",attributes:i,exists:function(){return document.querySelector('link[rel="'+i.rel+'"]')}})];function l(e){return{tagName:"meta",attributes:e,exists:function(){return document.querySelector('meta[name="'+e.name+'"]')}}}e.exports.f=function(e){var t,n=document.head,i=n.querySelector("script"),l=[];return o.forEach(c),e.isIOS&&a.forEach(c),l;function c(e){e&&!e.exists()&&(t=function(e){if(e&&e.tagName){var t=document.createElement(e.tagName);return t.setAttribute(r.AFRAME_INJECTED,""),s(t,e.attributes)}}(e),t&&(i?i.parentNode.insertBefore(t,i):n.appendChild(t),l.push(t)))}}},8225:(e,t,n)=>{var i=n(7629),r=n(8903).isIframed;function s(e){if(e.data&&"vr"===e.data.type)switch(e.data.data){case"enter":this.enterVR();break;case"exit":this.exitVR()}}e.exports=function(e){r()&&window.addEventListener("message",i(s,e))}},1435:e=>{e.exports=[]},9035:(e,t,n)=>{var i=n(4630);e.exports=function(e){if(e.isMobile){var t=e.wakelock=new i;e.addEventListener("enter-vr",(function(){t.request()})),e.addEventListener("exit-vr",(function(){t.release()}))}}},5941:(e,t,n)=>{var i,r=n(8903),s=n(8813),o=r.debug,a=s.isValidDefaultValue,l=s.propertyTypes,c=o("core:schema:warn");function h(e){return"type"in e?"string"==typeof e.type:"default"in e}function u(e,t){var n,i,r=e.default,s=e.type;return e.type?"bool"===e.type?s="boolean":"float"===e.type&&(s="number"):s=void 0===r||"boolean"!=typeof r&&"number"!=typeof r?Array.isArray(r)?"array":"string":typeof r,(i=l[s])||c("Unknown property type for component `"+t+"`: "+s),n=!!e.parse,e.parse=e.parse||i.parse,e.stringify=e.stringify||i.stringify,e.type=s,"default"in e?n||a(s,r)||c("Default value `"+r+"` does not match type `"+s+"` in component `"+t+"`"):e.default=i.default,e}function d(e,t){return null!=e&&""!==e||(e=t.default,Array.isArray(e)&&(e=e.slice())),t.parse(e,t.default)}function p(e,t){return"object"!=typeof e?e:t&&null!==e?t.stringify(e):JSON.stringify(e)}e.exports.isSingleProperty=h,e.exports.process=function(e,t){var n;if(h(e))return u(e,t);for(n in e)e[n]=u(e[n],t);return e},e.exports.processPropertyDefinition=u,e.exports.parseProperties=(i=[],function(e,t,n,r,s){var o,a,l,h;for(a in i.length=0,n?e:t)n&&void 0===e[a]||i.push(a);if(null===e||"object"!=typeof e)return e;for(a in e)void 0===e[a]||t[a]||s||c("Unknown property `"+a+"` for component/system `"+r+"`.");for(o=0;o<i.length;o++){if(l=t[a=i[o]],h=e[a],!t[a])return;e[a]=d(h,l)}return e}),e.exports.parseProperty=d,e.exports.stringifyProperties=function(e,t){var n,i,r,s,o={};for(n in e)i=t[n],"object"==typeof(s=r=e[n])&&(s=p(r,i),i||c("Unknown component property: "+n)),o[n]=s;return o},e.exports.stringifyProperty=p},9644:(e,t,n)=>{var i=n(5941).process,r=e.exports.shaders={},s=e.exports.shaderNames=[],o=n(2666),a=n(8903),l={array:"v3",color:"v3",int:"i",number:"f",map:"t",time:"f",vec2:"v2",vec3:"v3",vec4:"v4"},c=e.exports.Shader=function(){};c.prototype={schema:{},vertexShader:"void main() {gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);}",fragmentShader:"void main() {gl_FragColor = vec4(1.0, 0.0, 1.0, 1.0);}",init:function(e){return this.attributes=this.initVariables(e,"attribute"),this.uniforms=this.initVariables(e,"uniform"),this.material=new(this.raw?o.RawShaderMaterial:o.ShaderMaterial)({uniforms:this.uniforms,vertexShader:this.vertexShader,fragmentShader:this.fragmentShader}),this.material},initVariables:function(e,t){var n,i,r=this.schema,s={};for(n in r)r[n].is===t&&(i=l[r[n].type],s[n]={type:i,value:void 0});return s},update:function(e){this.updateVariables(e,"attribute"),this.updateVariables(e,"uniform")},updateVariables:function(e,t){var n,i,r,s=this.schema;for(n in r="uniform"===t?this.uniforms:this.attributes,e)if(s[n]&&s[n].is===t)if("map"!==s[n].type)r[n].value=this.parseValue(s[n].type,e[n]),r[n].needsUpdate=!0;else{if(!r[n]||r[n].value===e[n])continue;i="_texture_"+n,this.setMapOnTextureLoad(r,n,i),a.material.updateMapMaterialFromData(i,n,this,e)}},parseValue:function(e,t){var n;switch(e){case"vec2":return new o.Vector2(t.x,t.y);case"vec3":return new o.Vector3(t.x,t.y,t.z);case"vec4":return new o.Vector4(t.x,t.y,t.z,t.w);case"color":return n=new o.Color(t),new o.Vector3(n.r,n.g,n.b);case"map":return o.ImageUtils.loadTexture(t);default:return t}},setMapOnTextureLoad:function(e,t,n){var i=this;this.el.addEventListener("materialtextureloaded",(function(){e[t].value=i.material[n],e[t].needsUpdate=!0}))}},e.exports.registerShader=function(e,t){var n,o={};if(Object.keys(t).forEach((function(e){o[e]={value:t[e],writable:!0}})),r[e])throw new Error("The shader "+e+" has been already registered");return((n=function(){c.call(this)}).prototype=Object.create(c.prototype,o)).name=e,n.prototype.constructor=n,r[e]={Shader:n,schema:i(n.prototype.schema)},s.push(e),n}},365:(e,t,n)=>{var i=n(3515),r=n(5941),s=n(8903),o=r.parseProperties,a=r.parseProperty,l=r.process,c=r.isSingleProperty,h=s.styleParser,u=e.exports.systems={},d=e.exports.System=function(e){var t=i&&i.components[this.name];this.el=e,this.sceneEl=e,t&&(t.Component.prototype.system=this),this.buildData(),this.init(),this.update({})};d.prototype={schema:{},init:function(){},update:function(e){},updateProperties:function(e){var t=this.data;Object.keys(r).length&&(this.buildData(e),this.update(t))},buildData:function(e){var t=this.schema;Object.keys(t).length&&(e=e||window.HTMLElement.prototype.getAttribute.call(this.sceneEl,this.name),c(t)?this.data=a(e,t):this.data=o(h.parse(e)||{},t))},tick:void 0,tock:void 0,play:function(){},pause:function(){}},e.exports.registerSystem=function(e,t){var n,i,r={},o=s.findAllScenes(document);if(Object.keys(t).forEach((function(e){r[e]={value:t[e],writable:!0}})),u[e])throw new Error("The system `"+e+"` has been already registered. Check that you are not loading two versions of the same system or two different systems of the same name.");for(((i=function(e){d.call(this,e)}).prototype=Object.create(d.prototype,r)).name=e,i.prototype.constructor=i,i.prototype.schema=s.extend(l(i.prototype.schema)),u[e]=i,n=0;n<o.length;n++)o[n].initSystem(e)}},8168:(e,t,n)=>{n(5927)},5927:(e,t,n)=>{var i=n(3515).registerComponent,r=n(2666),s=new r.Vector3,o=new r.Vector3;i("pivot",{dependencies:["position"],schema:{type:"vec3"},init:function(){var e=this.data,t=this.el,n=t.object3D.parent,i=t.object3D,a=new r.Group;s.copy(i.position),o.copy(i.rotation),n.remove(i),a.add(i),n.add(a),t.object3D=a,i.position.set(-1*e.x,-1*e.y,-1*e.z),a.position.set(e.x+s.x,e.y+s.y,e.z+s.z),a.rotation.copy(i.rotation),i.rotation.set(0,0,0)}})},2362:(e,t,n)=>{var i=n(3515).components,r=n(9644).shaders,s=n(8903),o={};function a(e){var t=e.replace(/([a-z])([A-Z])/g,"$1-$2").toLowerCase();"fog"===e&&(t="material-fog"),"visible"===e&&(t="material-visible"),o[t]="material."+e}Object.keys(i.material.schema).forEach(a),Object.keys(r.standard.schema).forEach(a),e.exports=function(){return{defaultComponents:{material:{}},mappings:s.extend({},o)}}},9298:(e,t,n)=>{n(2557),n(8341),n(4256),n(1791),n(4106),n(5254),n(2359),n(1829),n(5144),n(1007),n(5390),n(3097),n(9293),n(3280)},5775:(e,t,n)=>{var i=n(9721).U,r=n(1956).F,s=n(3515).components,o=n(8903),a=o.debug,l=o.entity.setComponentProperty,c=a("extras:primitives:debug"),h=a("extras:primitives:warn"),u=a("extras:primitives:error"),d=e.exports.primitives={};e.exports.registerPrimitive=function(e,t){if(e=e.toLowerCase(),!i[e]){i[e]=!0,c("Registering <%s>",e),t.defaultAttributes&&h("The 'defaultAttributes' object is deprecated. Use 'defaultComponents' instead.");var n=t.mappings||{},a=class extends r{constructor(){super(),this.defaultComponentsFromPrimitive=t.defaultComponents||t.defaultAttributes||{},this.deprecated=t.deprecated||null,this.deprecatedMappings=t.deprecatedMappings||{},this.mappings=n,t.deprecated&&console.warn(t.deprecated),this.resolveMappingCollisions()}resolveMappingCollisions(){var e=this.mappings,t=this;Object.keys(e).forEach((function(n){var i;n!==n.toLowerCase()&&h("Mapping keys should be specified in lower case. The mapping key "+n+" may not be recognized"),s[n]&&(i=e[n].replace(".","-"),e[i]=e[n],delete e[n],console.warn("The primitive "+t.tagName.toLowerCase()+" has a mapping collision. The attribute "+n+" has the same name as a registered component and has been renamed to "+i))}))}getExtraComponents(){var e,t,n,i,r,s,a=this;for(t=o.clone(this.defaultComponentsFromPrimitive),(r=this.getAttribute("mixin"))&&(r=r.trim().split(" ")).forEach((function(e){var n=a.sceneEl.querySelector("#"+e).componentCache;Object.keys(n).forEach((function(e){var i,r;t[e]=(i=t[e],r=n[e],l(i)?c(r):l(r)?c(i):h(i)&&h(r)?o.extendDeep(i,r):c(r))}))})),n=0;n<this.attributes.length;n++)e=this.attributes[n],(i=this.mappings[e.name])&&((s=o.entity.getComponentPropertyPath(i)).constructor===Array?(t[s[0]]=t[s[0]]||{},t[s[0]][s[1]]=e.value.trim()):t[s]=e.value.trim());return t;function l(e){return void 0===e}function c(e){return h(e)?o.extendDeep({},e):e}function h(e){return null!==e&&e.constructor===Object}}attributeChangedCallback(e,t,n){var i=this.mappings[e];e in this.deprecatedMappings&&console.warn(this.deprecatedMappings[e]),e&&i?l(this,i,n):super.attributeChangedCallback(e,t,n)}};return customElements.define(e,a),a.mappings=n,d[e]=a,a}u("Trying to register primitive "+e+" that has been already previously registered")},e.exports.definePrimitive=function(t,n,i){i=i||{},Object.keys(n).map((function(e){!function(e,t){var n=s[e].schema;Object.keys(n).map((function(n){var i=n.replace(/([a-z])([A-Z])/g,"$1-$2").toLowerCase();void 0!==t[i]&&(i=e+"-"+n),t[i]=e+"."+n}))}(e,i)})),e.exports.registerPrimitive(t,o.extendDeep({},null,{defaultComponents:n,mappings:i}))}},2557:(e,t,n)=>{(0,n(5775).registerPrimitive)("a-camera",{defaultComponents:{camera:{},"look-controls":{},"wasd-controls":{},position:{x:0,y:1.6,z:0}},mappings:{active:"camera.active",far:"camera.far",fov:"camera.fov","look-controls-enabled":"look-controls.enabled",near:"camera.near","pointer-lock-enabled":"look-controls.pointerLockEnabled","wasd-controls-enabled":"wasd-controls.enabled","reverse-mouse-drag":"look-controls.reverseMouseDrag",zoom:"camera.zoom"}})},8341:(e,t,n)=>{var i=n(2362);(0,n(5775).registerPrimitive)("a-cursor",n(8903).extendDeep({},i(),{defaultComponents:{cursor:{},geometry:{primitive:"ring",radiusOuter:.016,radiusInner:.01,segmentsTheta:32},material:{color:"#000",shader:"flat",opacity:.8},position:{x:0,y:0,z:-1}},mappings:{far:"raycaster.far",fuse:"cursor.fuse","fuse-timeout":"cursor.fuseTimeout",interval:"raycaster.interval",objects:"raycaster.objects"}}))},4256:(e,t,n)=>{var i=n(2362);(0,n(5775).registerPrimitive)("a-curvedimage",n(8903).extendDeep({},i(),{defaultComponents:{geometry:{height:1,primitive:"cylinder",radius:2,segmentsRadial:48,thetaLength:270,openEnded:!0,thetaStart:0},material:{color:"#FFF",shader:"flat",side:"double",transparent:!0,repeat:"-1 1"}},mappings:{height:"geometry.height","open-ended":"geometry.openEnded",radius:"geometry.radius",segments:"geometry.segmentsRadial",start:"geometry.thetaStart","theta-length":"geometry.thetaLength","theta-start":"geometry.thetaStart",width:"geometry.thetaLength"}}))},1791:(e,t,n)=>{(0,n(5775).registerPrimitive)("a-gltf-model",{mappings:{src:"gltf-model"}})},4106:(e,t,n)=>{var i=n(2362);(0,n(5775).registerPrimitive)("a-image",n(8903).extendDeep({},i(),{defaultComponents:{geometry:{primitive:"plane"},material:{color:"#FFF",shader:"flat",side:"double",transparent:!0}},mappings:{height:"geometry.height",width:"geometry.width"}}))},5254:(e,t,n)=>{(0,n(5775).registerPrimitive)("a-light",{defaultComponents:{light:{}},mappings:{angle:"light.angle",color:"light.color","ground-color":"light.groundColor",decay:"light.decay",distance:"light.distance",intensity:"light.intensity",penumbra:"light.penumbra",type:"light.type",target:"light.target",envmap:"light.envMap","shadow-camera-automatic":"light.shadowCameraAutomatic"}})},2359:(e,t,n)=>{(0,n(5775).registerPrimitive)("a-link",{defaultComponents:{link:{visualAspectEnabled:!0}},mappings:{href:"link.href",image:"link.image",title:"link.title"}})},1829:(e,t,n)=>{var i=n(2362)();(0,n(5775).registerPrimitive)("a-obj-model",n(8903).extendDeep({},i,{defaultComponents:{"obj-model":{}},mappings:{src:"obj-model.obj",mtl:"obj-model.mtl"}}))},5144:(e,t,n)=>{var i=n(2362),r=n(5775).registerPrimitive,s=n(8903),o=n(3280);r("a-sky",s.extendDeep({},i(),{defaultComponents:{geometry:{primitive:"sphere",radius:500,segmentsWidth:64,segmentsHeight:32},material:{color:"#FFF",side:"back",shader:"flat",npot:!0},scale:"-1 1 1"},mappings:s.extendDeep({},o["a-sphere"].mappings)}))},1007:(e,t,n)=>{(0,n(5775).registerPrimitive)("a-sound",{defaultComponents:{sound:{}},mappings:{src:"sound.src",on:"sound.on",autoplay:"sound.autoplay",loop:"sound.loop",volume:"sound.volume"}})},5390:(e,t,n)=>{(0,n(5775).definePrimitive)("a-text",{text:{anchor:"align",width:5}})},3097:(e,t,n)=>{var i=n(2362);(0,n(5775).registerPrimitive)("a-video",n(8903).extendDeep({},i(),{defaultComponents:{geometry:{primitive:"plane"},material:{color:"#FFF",shader:"flat",side:"double",transparent:!0}},mappings:{height:"geometry.height",width:"geometry.width"}}))},9293:(e,t,n)=>{var i=n(2362);(0,n(5775).registerPrimitive)("a-videosphere",n(8903).extendDeep({},i(),{defaultComponents:{geometry:{primitive:"sphere",radius:500,segmentsWidth:64,segmentsHeight:32},material:{color:"#FFF",shader:"flat",side:"back",npot:!0},scale:"-1 1 1"},mappings:{radius:"geometry.radius","segments-height":"geometry.segmentsHeight","segments-width":"geometry.segmentsWidth"}}))},3280:(e,t,n)=>{var i=n(2362),r=n(4863).xZ,s=n(4863).ib,o=n(5775).registerPrimitive,a=n(8903),l=e.exports={};function c(e){return e.replace(/([a-z])([A-Z])/g,"$1-$2").toLowerCase()}s.forEach((function(e){var t=r[e],n=c(e),s={};Object.keys(t.schema).forEach((function(e){s[c(e)]="geometry."+e}));var h="a-"+n,u=o(h,a.extendDeep({},i(),{defaultComponents:{geometry:{primitive:e}},mappings:s}));l[h]=u}))},8328:(e,t,n)=>{var i=n(4863).dZ,r=n(2666);i("box",{schema:{depth:{default:1,min:0},height:{default:1,min:0},width:{default:1,min:0},segmentsHeight:{default:1,min:1,max:20,type:"int"},segmentsWidth:{default:1,min:1,max:20,type:"int"},segmentsDepth:{default:1,min:1,max:20,type:"int"}},init:function(e){this.geometry=new r.BoxGeometry(e.width,e.height,e.depth,e.segmentsWidth,e.segmentsHeight,e.segmentsDepth)}})},6937:(e,t,n)=>{var i=n(4863).dZ,r=n(2666),s=r.MathUtils.degToRad;i("circle",{schema:{radius:{default:1,min:0},segments:{default:32,min:3,type:"int"},thetaLength:{default:360,min:0},thetaStart:{default:0}},init:function(e){this.geometry=new r.CircleGeometry(e.radius,e.segments,s(e.thetaStart),s(e.thetaLength))}})},3695:(e,t,n)=>{var 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this.x=e.getX(t),this.y=e.getY(t),this}rotateAround(e,t){const n=Math.cos(t),i=Math.sin(t),r=this.x-e.x,s=this.y-e.y;return this.x=r*n-s*i+e.x,this.y=r*i+s*n+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class Dn{constructor(){Dn.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1]}set(e,t,n,i,r,s,o,a,l){const c=this.elements;return c[0]=e,c[1]=i,c[2]=o,c[3]=t,c[4]=r,c[5]=a,c[6]=n,c[7]=s,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this}extractBasis(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(e){const t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,r=this.elements,s=n[0],o=n[3],a=n[6],l=n[1],c=n[4],h=n[7],u=n[2],d=n[5],p=n[8],A=i[0],f=i[3],m=i[6],g=i[1],v=i[4],y=i[7],E=i[2],b=i[5],x=i[8];return r[0]=s*A+o*g+a*E,r[3]=s*f+o*v+a*b,r[6]=s*m+o*y+a*x,r[1]=l*A+c*g+h*E,r[4]=l*f+c*v+h*b,r[7]=l*m+c*y+h*x,r[2]=u*A+d*g+p*E,r[5]=u*f+d*v+p*b,r[8]=u*m+d*y+p*x,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],s=e[4],o=e[5],a=e[6],l=e[7],c=e[8];return t*s*c-t*o*l-n*r*c+n*o*a+i*r*l-i*s*a}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],s=e[4],o=e[5],a=e[6],l=e[7],c=e[8],h=c*s-o*l,u=o*a-c*r,d=l*r-s*a,p=t*h+n*u+i*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const A=1/p;return e[0]=h*A,e[1]=(i*l-c*n)*A,e[2]=(o*n-i*s)*A,e[3]=u*A,e[4]=(c*t-i*a)*A,e[5]=(i*r-o*t)*A,e[6]=d*A,e[7]=(n*a-l*t)*A,e[8]=(s*t-n*r)*A,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,i,r,s,o){const a=Math.cos(r),l=Math.sin(r);return this.set(n*a,n*l,-n*(a*s+l*o)+s+e,-i*l,i*a,-i*(-l*s+a*o)+o+t,0,0,1),this}scale(e,t){return this.premultiply(Rn.makeScale(e,t)),this}rotate(e){return this.premultiply(Rn.makeRotation(-e)),this}translate(e,t){return this.premultiply(Rn.makeTranslation(e,t)),this}makeTranslation(e,t){return this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,n,t,0,0,0,1),this}makeScale(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}equals(e){const t=this.elements,n=e.elements;for(let e=0;e<9;e++)if(t[e]!==n[e])return!1;return!0}fromArray(e,t=0){for(let n=0;n<9;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}clone(){return(new this.constructor).fromArray(this.elements)}}const Rn=new Dn;function Pn(e){for(let t=e.length-1;t>=0;--t)if(e[t]>=65535)return!0;return!1}const kn={Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array};function Fn(e,t){return new kn[e](t)}function On(e){return document.createElementNS("http://www.w3.org/1999/xhtml",e)}function Qn(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function Un(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}const Nn={[Ut]:{[Nt]:Qn},[Nt]:{[Ut]:Un}},Gn={legacyMode:!0,get workingColorSpace(){return Nt},set workingColorSpace(e){console.warn("THREE.ColorManagement: .workingColorSpace is readonly.")},convert:function(e,t,n){if(this.legacyMode||t===n||!t||!n)return e;if(Nn[t]&&void 0!==Nn[t][n]){const i=Nn[t][n];return e.r=i(e.r),e.g=i(e.g),e.b=i(e.b),e}throw new Error("Unsupported color space conversion.")},fromWorkingColorSpace:function(e,t){return this.convert(e,this.workingColorSpace,t)},toWorkingColorSpace:function(e,t){return this.convert(e,t,this.workingColorSpace)}},zn={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},Hn={r:0,g:0,b:0},Vn={h:0,s:0,l:0},Wn={h:0,s:0,l:0};function jn(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}function qn(e,t){return t.r=e.r,t.g=e.g,t.b=e.b,t}class Yn{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,void 0===t&&void 0===n?this.set(e):this.setRGB(e,t,n)}set(e){return e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e),this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=Ut){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,Gn.toWorkingColorSpace(this,t),this}setRGB(e,t,n,i=Gn.workingColorSpace){return this.r=e,this.g=t,this.b=n,Gn.toWorkingColorSpace(this,i),this}setHSL(e,t,n,i=Gn.workingColorSpace){if(e=wn(e,1),t=xn(t,0,1),n=xn(n,0,1),0===t)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+t):n+t-n*t,r=2*n-i;this.r=jn(r,i,e+1/3),this.g=jn(r,i,e),this.b=jn(r,i,e-1/3)}return Gn.toWorkingColorSpace(this,i),this}setStyle(e,t=Ut){function n(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(e)){let e;const r=i[1],s=i[2];switch(r){case"rgb":case"rgba":if(e=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return this.r=Math.min(255,parseInt(e[1],10))/255,this.g=Math.min(255,parseInt(e[2],10))/255,this.b=Math.min(255,parseInt(e[3],10))/255,Gn.toWorkingColorSpace(this,t),n(e[4]),this;if(e=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return this.r=Math.min(100,parseInt(e[1],10))/100,this.g=Math.min(100,parseInt(e[2],10))/100,this.b=Math.min(100,parseInt(e[3],10))/100,Gn.toWorkingColorSpace(this,t),n(e[4]),this;break;case"hsl":case"hsla":if(e=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s)){const i=parseFloat(e[1])/360,r=parseFloat(e[2])/100,s=parseFloat(e[3])/100;return n(e[4]),this.setHSL(i,r,s,t)}}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const e=i[1],n=e.length;if(3===n)return this.r=parseInt(e.charAt(0)+e.charAt(0),16)/255,this.g=parseInt(e.charAt(1)+e.charAt(1),16)/255,this.b=parseInt(e.charAt(2)+e.charAt(2),16)/255,Gn.toWorkingColorSpace(this,t),this;if(6===n)return this.r=parseInt(e.charAt(0)+e.charAt(1),16)/255,this.g=parseInt(e.charAt(2)+e.charAt(3),16)/255,this.b=parseInt(e.charAt(4)+e.charAt(5),16)/255,Gn.toWorkingColorSpace(this,t),this}return e&&e.length>0?this.setColorName(e,t):this}setColorName(e,t=Ut){const n=zn[e.toLowerCase()];return void 0!==n?this.setHex(n,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=Qn(e.r),this.g=Qn(e.g),this.b=Qn(e.b),this}copyLinearToSRGB(e){return this.r=Un(e.r),this.g=Un(e.g),this.b=Un(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=Ut){return Gn.fromWorkingColorSpace(qn(this,Hn),e),xn(255*Hn.r,0,255)<<16^xn(255*Hn.g,0,255)<<8^xn(255*Hn.b,0,255)<<0}getHexString(e=Ut){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=Gn.workingColorSpace){Gn.fromWorkingColorSpace(qn(this,Hn),t);const n=Hn.r,i=Hn.g,r=Hn.b,s=Math.max(n,i,r),o=Math.min(n,i,r);let a,l;const c=(o+s)/2;if(o===s)a=0,l=0;else{const e=s-o;switch(l=c<=.5?e/(s+o):e/(2-s-o),s){case n:a=(i-r)/e+(i<r?6:0);break;case i:a=(r-n)/e+2;break;case r:a=(n-i)/e+4}a/=6}return e.h=a,e.s=l,e.l=c,e}getRGB(e,t=Gn.workingColorSpace){return Gn.fromWorkingColorSpace(qn(this,Hn),t),e.r=Hn.r,e.g=Hn.g,e.b=Hn.b,e}getStyle(e=Ut){return Gn.fromWorkingColorSpace(qn(this,Hn),e),e!==Ut?`color(${e} ${Hn.r} ${Hn.g} ${Hn.b})`:`rgb(${255*Hn.r|0},${255*Hn.g|0},${255*Hn.b|0})`}offsetHSL(e,t,n){return this.getHSL(Vn),Vn.h+=e,Vn.s+=t,Vn.l+=n,this.setHSL(Vn.h,Vn.s,Vn.l),this}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(Vn),e.getHSL(Wn);const n=Cn(Vn.h,Wn.h,t),i=Cn(Vn.s,Wn.s,t),r=Cn(Vn.l,Wn.l,t);return this.setHSL(n,i,r),this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}let Xn;Yn.NAMES=zn;class Jn{static getDataURL(e){if(/^data:/i.test(e.src))return e.src;if("undefined"==typeof HTMLCanvasElement)return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{void 0===Xn&&(Xn=On("canvas")),Xn.width=e.width,Xn.height=e.height;const n=Xn.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=Xn}return t.width>2048||t.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),t.toDataURL("image/jpeg",.6)):t.toDataURL("image/png")}static sRGBToLinear(e){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap){const t=On("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const i=n.getImageData(0,0,e.width,e.height),r=i.data;for(let e=0;e<r.length;e++)r[e]=255*Qn(r[e]/255);return n.putImageData(i,0,0),t}if(e.data){const t=e.data.slice(0);for(let e=0;e<t.length;e++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[e]=Math.floor(255*Qn(t[e]/255)):t[e]=Qn(t[e]);return{data:t,width:e.width,height:e.height}}return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}class Kn{constructor(e=null){this.isSource=!0,this.uuid=bn(),this.data=e,this.version=0}set needsUpdate(e){!0===e&&this.version++}toJSON(e){const t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.images[this.uuid])return e.images[this.uuid];const n={uuid:this.uuid,url:""},i=this.data;if(null!==i){let e;if(Array.isArray(i)){e=[];for(let t=0,n=i.length;t<n;t++)i[t].isDataTexture?e.push(Zn(i[t].image)):e.push(Zn(i[t]))}else e=Zn(i);n.url=e}return t||(e.images[this.uuid]=n),n}}function Zn(e){return"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap?Jn.getDataURL(e):e.data?{data:Array.from(e.data),width:e.width,height:e.height,type:e.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let $n=0;class ei extends mn{constructor(e=ei.DEFAULT_IMAGE,t=ei.DEFAULT_MAPPING,n=ue,i=ue,r=ve,s=be,o=Fe,a=we,l=ei.DEFAULT_ANISOTROPY,c=Dt){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:$n++}),this.uuid=bn(),this.name="",this.source=new Kn(e),this.mipmaps=[],this.mapping=t,this.wrapS=n,this.wrapT=i,this.magFilter=r,this.minFilter=s,this.anisotropy=l,this.format=o,this.internalFormat=null,this.type=a,this.offset=new Ln(0,0),this.repeat=new Ln(1,1),this.center=new Ln(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Dn,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=c,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.needsPMREMUpdate=!1}get image(){return this.source.data}set image(e){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.encoding=e.encoding,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];const n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==re)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case he:e.x=e.x-Math.floor(e.x);break;case ue:e.x=e.x<0?0:1;break;case de:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case he:e.y=e.y-Math.floor(e.y);break;case ue:e.y=e.y<0?0:1;break;case de:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){!0===e&&(this.version++,this.source.needsUpdate=!0)}}ei.DEFAULT_IMAGE=null,ei.DEFAULT_MAPPING=re,ei.DEFAULT_ANISOTROPY=1;class ti{constructor(e=0,t=0,n=0,i=1){ti.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,r=this.w,s=e.elements;return this.x=s[0]*t+s[4]*n+s[8]*i+s[12]*r,this.y=s[1]*t+s[5]*n+s[9]*i+s[13]*r,this.z=s[2]*t+s[6]*n+s[10]*i+s[14]*r,this.w=s[3]*t+s[7]*n+s[11]*i+s[15]*r,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,i,r;const s=.01,o=.1,a=e.elements,l=a[0],c=a[4],h=a[8],u=a[1],d=a[5],p=a[9],A=a[2],f=a[6],m=a[10];if(Math.abs(c-u)<s&&Math.abs(h-A)<s&&Math.abs(p-f)<s){if(Math.abs(c+u)<o&&Math.abs(h+A)<o&&Math.abs(p+f)<o&&Math.abs(l+d+m-3)<o)return this.set(1,0,0,0),this;t=Math.PI;const e=(l+1)/2,a=(d+1)/2,g=(m+1)/2,v=(c+u)/4,y=(h+A)/4,E=(p+f)/4;return e>a&&e>g?e<s?(n=0,i=.707106781,r=.707106781):(n=Math.sqrt(e),i=v/n,r=y/n):a>g?a<s?(n=.707106781,i=0,r=.707106781):(i=Math.sqrt(a),n=v/i,r=E/i):g<s?(n=.707106781,i=.707106781,r=0):(r=Math.sqrt(g),n=y/r,i=E/r),this.set(n,i,r,t),this}let g=Math.sqrt((f-p)*(f-p)+(h-A)*(h-A)+(u-c)*(u-c));return Math.abs(g)<.001&&(g=1),this.x=(f-p)/g,this.y=(h-A)/g,this.z=(u-c)/g,this.w=Math.acos((l+d+m-1)/2),this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,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=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class ni extends mn{constructor(e=1,t=1,n={}){super(),this.isWebGLRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new ti(0,0,e,t),this.scissorTest=!1,this.viewport=new ti(0,0,e,t);const i={width:e,height:t,depth:1};this.texture=new ei(i,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.encoding),this.texture.isRenderTargetTexture=!0,this.texture.flipY=!1,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.internalFormat=void 0!==n.internalFormat?n.internalFormat:null,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:ve,this.depthBuffer=void 0===n.depthBuffer||n.depthBuffer,this.stencilBuffer=void 0!==n.stencilBuffer&&n.stencilBuffer,this.depthTexture=void 0!==n.depthTexture?n.depthTexture:null,this.samples=void 0!==n.samples?n.samples:0}setSize(e,t,n=1){this.width===e&&this.height===t&&this.depth===n||(this.width=e,this.height=t,this.depth=n,this.texture.image.width=e,this.texture.image.height=t,this.texture.image.depth=n,this.dispose()),this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return(new this.constructor).copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.viewport.copy(e.viewport),this.texture=e.texture.clone(),this.texture.isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new Kn(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,null!==e.depthTexture&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class ii extends ei{constructor(e=null,t=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=pe,this.minFilter=pe,this.wrapR=ue,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class ri extends ni{constructor(e=1,t=1,n=1){super(e,t),this.isWebGLArrayRenderTarget=!0,this.depth=n,this.texture=new ii(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class si extends ei{constructor(e=null,t=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=pe,this.minFilter=pe,this.wrapR=ue,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class oi extends ni{constructor(e=1,t=1,n=1){super(e,t),this.isWebGL3DRenderTarget=!0,this.depth=n,this.texture=new si(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class ai extends ni{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGLMultipleRenderTargets=!0;const r=this.texture;this.texture=[];for(let e=0;e<n;e++)this.texture[e]=r.clone(),this.texture[e].isRenderTargetTexture=!0}setSize(e,t,n=1){if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let i=0,r=this.texture.length;i<r;i++)this.texture[i].image.width=e,this.texture[i].image.height=t,this.texture[i].image.depth=n;this.dispose()}return this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t),this}copy(e){this.dispose(),this.width=e.width,this.height=e.height,this.depth=e.depth,this.viewport.set(0,0,this.width,this.height),this.scissor.set(0,0,this.width,this.height),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,null!==e.depthTexture&&(this.depthTexture=e.depthTexture.clone()),this.texture.length=0;for(let t=0,n=e.texture.length;t<n;t++)this.texture[t]=e.texture[t].clone(),this.texture[t].isRenderTargetTexture=!0;return this}}class li{constructor(e=0,t=0,n=0,i=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=n,this._w=i}static slerpFlat(e,t,n,i,r,s,o){let a=n[i+0],l=n[i+1],c=n[i+2],h=n[i+3];const u=r[s+0],d=r[s+1],p=r[s+2],A=r[s+3];if(0===o)return e[t+0]=a,e[t+1]=l,e[t+2]=c,void(e[t+3]=h);if(1===o)return e[t+0]=u,e[t+1]=d,e[t+2]=p,void(e[t+3]=A);if(h!==A||a!==u||l!==d||c!==p){let e=1-o;const t=a*u+l*d+c*p+h*A,n=t>=0?1:-1,i=1-t*t;if(i>Number.EPSILON){const r=Math.sqrt(i),s=Math.atan2(r,t*n);e=Math.sin(e*s)/r,o=Math.sin(o*s)/r}const r=o*n;if(a=a*e+u*r,l=l*e+d*r,c=c*e+p*r,h=h*e+A*r,e===1-o){const e=1/Math.sqrt(a*a+l*l+c*c+h*h);a*=e,l*=e,c*=e,h*=e}}e[t]=a,e[t+1]=l,e[t+2]=c,e[t+3]=h}static multiplyQuaternionsFlat(e,t,n,i,r,s){const o=n[i],a=n[i+1],l=n[i+2],c=n[i+3],h=r[s],u=r[s+1],d=r[s+2],p=r[s+3];return e[t]=o*p+c*h+a*d-l*u,e[t+1]=a*p+c*u+l*h-o*d,e[t+2]=l*p+c*d+o*u-a*h,e[t+3]=c*p-o*h-a*u-l*d,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t){const n=e._x,i=e._y,r=e._z,s=e._order,o=Math.cos,a=Math.sin,l=o(n/2),c=o(i/2),h=o(r/2),u=a(n/2),d=a(i/2),p=a(r/2);switch(s){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: "+s)}return!1!==t&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,i=Math.sin(n);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],i=t[4],r=t[8],s=t[1],o=t[5],a=t[9],l=t[2],c=t[6],h=t[10],u=n+o+h;if(u>0){const e=.5/Math.sqrt(u+1);this._w=.25/e,this._x=(c-a)*e,this._y=(r-l)*e,this._z=(s-i)*e}else if(n>o&&n>h){const e=2*Math.sqrt(1+n-o-h);this._w=(c-a)/e,this._x=.25*e,this._y=(i+s)/e,this._z=(r+l)/e}else if(o>h){const e=2*Math.sqrt(1+o-n-h);this._w=(r-l)/e,this._x=(i+s)/e,this._y=.25*e,this._z=(a+c)/e}else{const e=2*Math.sqrt(1+h-n-o);this._w=(s-i)/e,this._x=(r+l)/e,this._y=(a+c)/e,this._z=.25*e}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(xn(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(0===n)return this;const i=Math.min(1,t/n);return this.slerp(e,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,i=e._y,r=e._z,s=e._w,o=t._x,a=t._y,l=t._z,c=t._w;return this._x=n*c+s*o+i*l-r*a,this._y=i*c+s*a+r*o-n*l,this._z=r*c+s*l+n*a-i*o,this._w=s*c-n*o-i*a-r*l,this._onChangeCallback(),this}slerp(e,t){if(0===t)return this;if(1===t)return this.copy(e);const n=this._x,i=this._y,r=this._z,s=this._w;let o=s*e._w+n*e._x+i*e._y+r*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=s,this._x=n,this._y=i,this._z=r,this;const a=1-o*o;if(a<=Number.EPSILON){const e=1-t;return this._w=e*s+t*this._w,this._x=e*n+t*this._x,this._y=e*i+t*this._y,this._z=e*r+t*this._z,this.normalize(),this._onChangeCallback(),this}const l=Math.sqrt(a),c=Math.atan2(l,o),h=Math.sin((1-t)*c)/l,u=Math.sin(t*c)/l;return this._w=s*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(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=Math.random(),t=Math.sqrt(1-e),n=Math.sqrt(e),i=2*Math.PI*Math.random(),r=2*Math.PI*Math.random();return this.set(t*Math.cos(i),n*Math.sin(r),n*Math.cos(r),t*Math.sin(i))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class ci{constructor(e=0,t=0,n=0){ci.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return void 0===n&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(ui.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(ui.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6]*i,this.y=r[1]*t+r[4]*n+r[7]*i,this.z=r[2]*t+r[5]*n+r[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,r=e.elements,s=1/(r[3]*t+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*t+r[4]*n+r[8]*i+r[12])*s,this.y=(r[1]*t+r[5]*n+r[9]*i+r[13])*s,this.z=(r[2]*t+r[6]*n+r[10]*i+r[14])*s,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,r=e.x,s=e.y,o=e.z,a=e.w,l=a*t+s*i-o*n,c=a*n+o*t-r*i,h=a*i+r*n-s*t,u=-r*t-s*n-o*i;return this.x=l*a+u*-r+c*-o-h*-s,this.y=c*a+u*-s+h*-r-l*-o,this.z=h*a+u*-o+l*-s-c*-r,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[4]*n+r[8]*i,this.y=r[1]*t+r[5]*n+r[9]*i,this.z=r[2]*t+r[6]*n+r[10]*i,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,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=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,i=e.y,r=e.z,s=t.x,o=t.y,a=t.z;return this.x=i*a-r*o,this.y=r*s-n*a,this.z=n*o-i*s,this}projectOnVector(e){const t=e.lengthSq();if(0===t)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return hi.copy(this).projectOnVector(e),this.sub(hi)}reflect(e){return this.sub(hi.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(xn(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,4*t)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,3*t)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=2*(Math.random()-.5),t=Math.random()*Math.PI*2,n=Math.sqrt(1-e**2);return this.x=n*Math.cos(t),this.y=n*Math.sin(t),this.z=e,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const hi=new ci,ui=new li;class di{constructor(e=new ci(1/0,1/0,1/0),t=new ci(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){let t=1/0,n=1/0,i=1/0,r=-1/0,s=-1/0,o=-1/0;for(let a=0,l=e.length;a<l;a+=3){const l=e[a],c=e[a+1],h=e[a+2];l<t&&(t=l),c<n&&(n=c),h<i&&(i=h),l>r&&(r=l),c>s&&(s=c),h>o&&(o=h)}return this.min.set(t,n,i),this.max.set(r,s,o),this}setFromBufferAttribute(e){let t=1/0,n=1/0,i=1/0,r=-1/0,s=-1/0,o=-1/0;for(let a=0,l=e.count;a<l;a++){const l=e.getX(a),c=e.getY(a),h=e.getZ(a);l<t&&(t=l),c<n&&(n=c),h<i&&(i=h),l>r&&(r=l),c>s&&(s=c),h>o&&(o=h)}return this.min.set(t,n,i),this.max.set(r,s,o),this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=Ai.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return(new this.constructor).copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){e.updateWorldMatrix(!1,!1);const n=e.geometry;if(void 0!==n)if(t&&null!=n.attributes&&void 0!==n.attributes.position){const t=n.attributes.position;for(let n=0,i=t.count;n<i;n++)Ai.fromBufferAttribute(t,n).applyMatrix4(e.matrixWorld),this.expandByPoint(Ai)}else null===n.boundingBox&&n.computeBoundingBox(),fi.copy(n.boundingBox),fi.applyMatrix4(e.matrixWorld),this.union(fi);const i=e.children;for(let e=0,n=i.length;e<n;e++)this.expandByObject(i[e],t);return this}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y||e.z<this.min.z||e.z>this.max.z)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y||e.max.z<this.min.z||e.min.z>this.max.z)}intersectsSphere(e){return this.clampPoint(e.center,Ai),Ai.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(xi),wi.subVectors(this.max,xi),mi.subVectors(e.a,xi),gi.subVectors(e.b,xi),vi.subVectors(e.c,xi),yi.subVectors(gi,mi),Ei.subVectors(vi,gi),bi.subVectors(mi,vi);let t=[0,-yi.z,yi.y,0,-Ei.z,Ei.y,0,-bi.z,bi.y,yi.z,0,-yi.x,Ei.z,0,-Ei.x,bi.z,0,-bi.x,-yi.y,yi.x,0,-Ei.y,Ei.x,0,-bi.y,bi.x,0];return!!_i(t,mi,gi,vi,wi)&&(t=[1,0,0,0,1,0,0,0,1],!!_i(t,mi,gi,vi,wi)&&(Ci.crossVectors(yi,Ei),t=[Ci.x,Ci.y,Ci.z],_i(t,mi,gi,vi,wi)))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return Ai.copy(e).clamp(this.min,this.max).sub(e).length()}getBoundingSphere(e){return this.getCenter(e.center),e.radius=.5*this.getSize(Ai).length(),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()||(pi[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),pi[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),pi[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),pi[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),pi[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),pi[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),pi[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),pi[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(pi)),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const pi=[new ci,new ci,new ci,new ci,new ci,new ci,new ci,new ci],Ai=new ci,fi=new di,mi=new ci,gi=new ci,vi=new ci,yi=new ci,Ei=new ci,bi=new ci,xi=new ci,wi=new ci,Ci=new ci,Mi=new ci;function _i(e,t,n,i,r){for(let s=0,o=e.length-3;s<=o;s+=3){Mi.fromArray(e,s);const o=r.x*Math.abs(Mi.x)+r.y*Math.abs(Mi.y)+r.z*Math.abs(Mi.z),a=t.dot(Mi),l=n.dot(Mi),c=i.dot(Mi);if(Math.max(-Math.max(a,l,c),Math.min(a,l,c))>o)return!1}return!0}const Ii=new di,Bi=new ci,Si=new ci;class Ti{constructor(e=new ci,t=-1){this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;void 0!==t?n.copy(t):Ii.setFromPoints(e).getCenter(n);let i=0;for(let t=0,r=e.length;t<r;t++)i=Math.max(i,n.distanceToSquared(e[t]));return this.radius=Math.sqrt(i),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;Bi.subVectors(e,this.center);const t=Bi.lengthSq();if(t>this.radius*this.radius){const e=Math.sqrt(t),n=.5*(e-this.radius);this.center.addScaledVector(Bi,n/e),this.radius+=n}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(!0===this.center.equals(e.center)?this.radius=Math.max(this.radius,e.radius):(Si.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Bi.copy(e.center).add(Si)),this.expandByPoint(Bi.copy(e.center).sub(Si))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const Li=new ci,Di=new ci,Ri=new ci,Pi=new ci,ki=new ci,Fi=new ci,Oi=new ci;class Qi{constructor(e=new ci,t=new ci(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.direction).multiplyScalar(e).add(this.origin)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,Li)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.direction).multiplyScalar(n).add(this.origin)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Li.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Li.copy(this.direction).multiplyScalar(t).add(this.origin),Li.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){Di.copy(e).add(t).multiplyScalar(.5),Ri.copy(t).sub(e).normalize(),Pi.copy(this.origin).sub(Di);const r=.5*e.distanceTo(t),s=-this.direction.dot(Ri),o=Pi.dot(this.direction),a=-Pi.dot(Ri),l=Pi.lengthSq(),c=Math.abs(1-s*s);let h,u,d,p;if(c>0)if(h=s*a-o,u=s*o-a,p=r*c,h>=0)if(u>=-p)if(u<=p){const e=1/c;h*=e,u*=e,d=h*(h+s*u+2*o)+u*(s*h+u+2*a)+l}else u=r,h=Math.max(0,-(s*u+o)),d=-h*h+u*(u+2*a)+l;else u=-r,h=Math.max(0,-(s*u+o)),d=-h*h+u*(u+2*a)+l;else u<=-p?(h=Math.max(0,-(-s*r+o)),u=h>0?-r:Math.min(Math.max(-r,-a),r),d=-h*h+u*(u+2*a)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-a),r),d=u*(u+2*a)+l):(h=Math.max(0,-(s*r+o)),u=h>0?r:Math.min(Math.max(-r,-a),r),d=-h*h+u*(u+2*a)+l);else u=s>0?-r:r,h=Math.max(0,-(s*u+o)),d=-h*h+u*(u+2*a)+l;return n&&n.copy(this.direction).multiplyScalar(h).add(this.origin),i&&i.copy(Ri).multiplyScalar(u).add(Di),d}intersectSphere(e,t){Li.subVectors(e.center,this.origin);const n=Li.dot(this.direction),i=Li.dot(Li)-n*n,r=e.radius*e.radius;if(i>r)return null;const s=Math.sqrt(r-i),o=n-s,a=n+s;return o<0&&a<0?null:o<0?this.at(a,t):this.at(o,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return null===n?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return 0===t||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,i,r,s,o,a;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(e.min.x-u.x)*l,i=(e.max.x-u.x)*l):(n=(e.max.x-u.x)*l,i=(e.min.x-u.x)*l),c>=0?(r=(e.min.y-u.y)*c,s=(e.max.y-u.y)*c):(r=(e.max.y-u.y)*c,s=(e.min.y-u.y)*c),n>s||r>i?null:((r>n||isNaN(n))&&(n=r),(s<i||isNaN(i))&&(i=s),h>=0?(o=(e.min.z-u.z)*h,a=(e.max.z-u.z)*h):(o=(e.max.z-u.z)*h,a=(e.min.z-u.z)*h),n>a||o>i?null:((o>n||n!=n)&&(n=o),(a<i||i!=i)&&(i=a),i<0?null:this.at(n>=0?n:i,t)))}intersectsBox(e){return null!==this.intersectBox(e,Li)}intersectTriangle(e,t,n,i,r){ki.subVectors(t,e),Fi.subVectors(n,e),Oi.crossVectors(ki,Fi);let s,o=this.direction.dot(Oi);if(o>0){if(i)return null;s=1}else{if(!(o<0))return null;s=-1,o=-o}Pi.subVectors(this.origin,e);const a=s*this.direction.dot(Fi.crossVectors(Pi,Fi));if(a<0)return null;const l=s*this.direction.dot(ki.cross(Pi));if(l<0)return null;if(a+l>o)return null;const c=-s*Pi.dot(Oi);return c<0?null:this.at(c/o,r)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class Ui{constructor(){Ui.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]}set(e,t,n,i,r,s,o,a,l,c,h,u,d,p,A,f){const m=this.elements;return m[0]=e,m[4]=t,m[8]=n,m[12]=i,m[1]=r,m[5]=s,m[9]=o,m[13]=a,m[2]=l,m[6]=c,m[10]=h,m[14]=u,m[3]=d,m[7]=p,m[11]=A,m[15]=f,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 Ui).fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,n=e.elements,i=1/Ni.setFromMatrixColumn(e,0).length(),r=1/Ni.setFromMatrixColumn(e,1).length(),s=1/Ni.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*r,t[5]=n[5]*r,t[6]=n[6]*r,t[7]=0,t[8]=n[8]*s,t[9]=n[9]*s,t[10]=n[10]*s,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,i=e.y,r=e.z,s=Math.cos(n),o=Math.sin(n),a=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===e.order){const e=s*c,n=s*h,i=o*c,r=o*h;t[0]=a*c,t[4]=-a*h,t[8]=l,t[1]=n+i*l,t[5]=e-r*l,t[9]=-o*a,t[2]=r-e*l,t[6]=i+n*l,t[10]=s*a}else if("YXZ"===e.order){const e=a*c,n=a*h,i=l*c,r=l*h;t[0]=e+r*o,t[4]=i*o-n,t[8]=s*l,t[1]=s*h,t[5]=s*c,t[9]=-o,t[2]=n*o-i,t[6]=r+e*o,t[10]=s*a}else if("ZXY"===e.order){const e=a*c,n=a*h,i=l*c,r=l*h;t[0]=e-r*o,t[4]=-s*h,t[8]=i+n*o,t[1]=n+i*o,t[5]=s*c,t[9]=r-e*o,t[2]=-s*l,t[6]=o,t[10]=s*a}else if("ZYX"===e.order){const e=s*c,n=s*h,i=o*c,r=o*h;t[0]=a*c,t[4]=i*l-n,t[8]=e*l+r,t[1]=a*h,t[5]=r*l+e,t[9]=n*l-i,t[2]=-l,t[6]=o*a,t[10]=s*a}else if("YZX"===e.order){const e=s*a,n=s*l,i=o*a,r=o*l;t[0]=a*c,t[4]=r-e*h,t[8]=i*h+n,t[1]=h,t[5]=s*c,t[9]=-o*c,t[2]=-l*c,t[6]=n*h+i,t[10]=e-r*h}else if("XZY"===e.order){const e=s*a,n=s*l,i=o*a,r=o*l;t[0]=a*c,t[4]=-h,t[8]=l*c,t[1]=e*h+r,t[5]=s*c,t[9]=n*h-i,t[2]=i*h-n,t[6]=o*c,t[10]=r*h+e}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(zi,e,Hi)}lookAt(e,t,n){const i=this.elements;return ji.subVectors(e,t),0===ji.lengthSq()&&(ji.z=1),ji.normalize(),Vi.crossVectors(n,ji),0===Vi.lengthSq()&&(1===Math.abs(n.z)?ji.x+=1e-4:ji.z+=1e-4,ji.normalize(),Vi.crossVectors(n,ji)),Vi.normalize(),Wi.crossVectors(ji,Vi),i[0]=Vi.x,i[4]=Wi.x,i[8]=ji.x,i[1]=Vi.y,i[5]=Wi.y,i[9]=ji.y,i[2]=Vi.z,i[6]=Wi.z,i[10]=ji.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,r=this.elements,s=n[0],o=n[4],a=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],A=n[6],f=n[10],m=n[14],g=n[3],v=n[7],y=n[11],E=n[15],b=i[0],x=i[4],w=i[8],C=i[12],M=i[1],_=i[5],I=i[9],B=i[13],S=i[2],T=i[6],L=i[10],D=i[14],R=i[3],P=i[7],k=i[11],F=i[15];return r[0]=s*b+o*M+a*S+l*R,r[4]=s*x+o*_+a*T+l*P,r[8]=s*w+o*I+a*L+l*k,r[12]=s*C+o*B+a*D+l*F,r[1]=c*b+h*M+u*S+d*R,r[5]=c*x+h*_+u*T+d*P,r[9]=c*w+h*I+u*L+d*k,r[13]=c*C+h*B+u*D+d*F,r[2]=p*b+A*M+f*S+m*R,r[6]=p*x+A*_+f*T+m*P,r[10]=p*w+A*I+f*L+m*k,r[14]=p*C+A*B+f*D+m*F,r[3]=g*b+v*M+y*S+E*R,r[7]=g*x+v*_+y*T+E*P,r[11]=g*w+v*I+y*L+E*k,r[15]=g*C+v*B+y*D+E*F,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],i=e[8],r=e[12],s=e[1],o=e[5],a=e[9],l=e[13],c=e[2],h=e[6],u=e[10],d=e[14];return e[3]*(+r*a*h-i*l*h-r*o*u+n*l*u+i*o*d-n*a*d)+e[7]*(+t*a*d-t*l*u+r*s*u-i*s*d+i*l*c-r*a*c)+e[11]*(+t*l*h-t*o*d-r*s*h+n*s*d+r*o*c-n*l*c)+e[15]*(-i*o*c-t*a*h+t*o*u+i*s*h-n*s*u+n*a*c)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],s=e[4],o=e[5],a=e[6],l=e[7],c=e[8],h=e[9],u=e[10],d=e[11],p=e[12],A=e[13],f=e[14],m=e[15],g=h*f*l-A*u*l+A*a*d-o*f*d-h*a*m+o*u*m,v=p*u*l-c*f*l-p*a*d+s*f*d+c*a*m-s*u*m,y=c*A*l-p*h*l+p*o*d-s*A*d-c*o*m+s*h*m,E=p*h*a-c*A*a-p*o*u+s*A*u+c*o*f-s*h*f,b=t*g+n*v+i*y+r*E;if(0===b)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const x=1/b;return e[0]=g*x,e[1]=(A*u*r-h*f*r-A*i*d+n*f*d+h*i*m-n*u*m)*x,e[2]=(o*f*r-A*a*r+A*i*l-n*f*l-o*i*m+n*a*m)*x,e[3]=(h*a*r-o*u*r-h*i*l+n*u*l+o*i*d-n*a*d)*x,e[4]=v*x,e[5]=(c*f*r-p*u*r+p*i*d-t*f*d-c*i*m+t*u*m)*x,e[6]=(p*a*r-s*f*r-p*i*l+t*f*l+s*i*m-t*a*m)*x,e[7]=(s*u*r-c*a*r+c*i*l-t*u*l-s*i*d+t*a*d)*x,e[8]=y*x,e[9]=(p*h*r-c*A*r-p*n*d+t*A*d+c*n*m-t*h*m)*x,e[10]=(s*A*r-p*o*r+p*n*l-t*A*l-s*n*m+t*o*m)*x,e[11]=(c*o*r-s*h*r-c*n*l+t*h*l+s*n*d-t*o*d)*x,e[12]=E*x,e[13]=(c*A*i-p*h*i+p*n*u-t*A*u-c*n*f+t*h*f)*x,e[14]=(p*o*i-s*A*i-p*n*a+t*A*a+s*n*f-t*o*f)*x,e[15]=(s*h*i-c*o*i+c*n*a-t*h*a-s*n*u+t*o*u)*x,this}scale(e){const t=this.elements,n=e.x,i=e.y,r=e.z;return t[0]*=n,t[4]*=i,t[8]*=r,t[1]*=n,t[5]*=i,t[9]*=r,t[2]*=n,t[6]*=i,t[10]*=r,t[3]*=n,t[7]*=i,t[11]*=r,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))}makeTranslation(e,t,n){return this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),i=Math.sin(t),r=1-n,s=e.x,o=e.y,a=e.z,l=r*s,c=r*o;return this.set(l*s+n,l*o-i*a,l*a+i*o,0,l*o+i*a,c*o+n,c*a-i*s,0,l*a-i*o,c*a+i*s,r*a*a+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,i,r,s){return this.set(1,n,r,0,e,1,s,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,r=t._x,s=t._y,o=t._z,a=t._w,l=r+r,c=s+s,h=o+o,u=r*l,d=r*c,p=r*h,A=s*c,f=s*h,m=o*h,g=a*l,v=a*c,y=a*h,E=n.x,b=n.y,x=n.z;return i[0]=(1-(A+m))*E,i[1]=(d+y)*E,i[2]=(p-v)*E,i[3]=0,i[4]=(d-y)*b,i[5]=(1-(u+m))*b,i[6]=(f+g)*b,i[7]=0,i[8]=(p+v)*x,i[9]=(f-g)*x,i[10]=(1-(u+A))*x,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,n){const i=this.elements;let r=Ni.set(i[0],i[1],i[2]).length();const s=Ni.set(i[4],i[5],i[6]).length(),o=Ni.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),e.x=i[12],e.y=i[13],e.z=i[14],Gi.copy(this);const a=1/r,l=1/s,c=1/o;return Gi.elements[0]*=a,Gi.elements[1]*=a,Gi.elements[2]*=a,Gi.elements[4]*=l,Gi.elements[5]*=l,Gi.elements[6]*=l,Gi.elements[8]*=c,Gi.elements[9]*=c,Gi.elements[10]*=c,t.setFromRotationMatrix(Gi),n.x=r,n.y=s,n.z=o,this}makePerspective(e,t,n,i,r,s){const o=this.elements,a=2*r/(t-e),l=2*r/(n-i),c=(t+e)/(t-e),h=(n+i)/(n-i),u=-(s+r)/(s-r),d=-2*s*r/(s-r);return o[0]=a,o[4]=0,o[8]=c,o[12]=0,o[1]=0,o[5]=l,o[9]=h,o[13]=0,o[2]=0,o[6]=0,o[10]=u,o[14]=d,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this}makeOrthographic(e,t,n,i,r,s){const o=this.elements,a=1/(t-e),l=1/(n-i),c=1/(s-r),h=(t+e)*a,u=(n+i)*l,d=(s+r)*c;return o[0]=2*a,o[4]=0,o[8]=0,o[12]=-h,o[1]=0,o[5]=2*l,o[9]=0,o[13]=-u,o[2]=0,o[6]=0,o[10]=-2*c,o[14]=-d,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let e=0;e<16;e++)if(t[e]!==n[e])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const Ni=new ci,Gi=new Ui,zi=new ci(0,0,0),Hi=new ci(1,1,1),Vi=new ci,Wi=new ci,ji=new ci,qi=new Ui,Yi=new li;class Xi{constructor(e=0,t=0,n=0,i=Xi.DefaultOrder){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,i=this._order){return this._x=e,this._y=t,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const i=e.elements,r=i[0],s=i[4],o=i[8],a=i[1],l=i[5],c=i[9],h=i[2],u=i[6],d=i[10];switch(t){case"XYZ":this._y=Math.asin(xn(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-xn(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(o,d),this._z=Math.atan2(a,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(xn(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(a,r));break;case"ZYX":this._y=Math.asin(-xn(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(a,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(xn(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(o,d));break;case"XZY":this._z=Math.asin(-xn(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(o,r)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!0===n&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return qi.makeRotationFromQuaternion(e),this.setFromRotationMatrix(qi,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return Yi.setFromEuler(this),this.setFromQuaternion(Yi,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}toVector3(){console.error("THREE.Euler: .toVector3() has been removed. Use Vector3.setFromEuler() instead")}}Xi.DefaultOrder="XYZ",Xi.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];class Ji{constructor(){this.mask=1}set(e){this.mask=(1<<e|0)>>>0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return 0!=(this.mask&e.mask)}isEnabled(e){return 0!=(this.mask&(1<<e|0))}}let Ki=0;const Zi=new ci,$i=new li,er=new Ui,tr=new ci,nr=new ci,ir=new ci,rr=new li,sr=new ci(1,0,0),or=new ci(0,1,0),ar=new ci(0,0,1),lr={type:"added"},cr={type:"removed"};class hr extends mn{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Ki++}),this.uuid=bn(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=hr.DefaultUp.clone();const e=new ci,t=new Xi,n=new li,i=new ci(1,1,1);t._onChange((function(){n.setFromEuler(t,!1)})),n._onChange((function(){t.setFromQuaternion(n,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new Ui},normalMatrix:{value:new Dn}}),this.matrix=new Ui,this.matrixWorld=new Ui,this.matrixAutoUpdate=hr.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.matrixWorldAutoUpdate=hr.DefaultMatrixWorldAutoUpdate,this.layers=new Ji,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return $i.setFromAxisAngle(e,t),this.quaternion.multiply($i),this}rotateOnWorldAxis(e,t){return $i.setFromAxisAngle(e,t),this.quaternion.premultiply($i),this}rotateX(e){return this.rotateOnAxis(sr,e)}rotateY(e){return this.rotateOnAxis(or,e)}rotateZ(e){return this.rotateOnAxis(ar,e)}translateOnAxis(e,t){return Zi.copy(e).applyQuaternion(this.quaternion),this.position.add(Zi.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(sr,e)}translateY(e){return this.translateOnAxis(or,e)}translateZ(e){return this.translateOnAxis(ar,e)}localToWorld(e){return e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return e.applyMatrix4(er.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?tr.copy(e):tr.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),nr.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?er.lookAt(nr,tr,this.up):er.lookAt(tr,nr,this.up),this.quaternion.setFromRotationMatrix(er),i&&(er.extractRotation(i.matrixWorld),$i.setFromRotationMatrix(er),this.quaternion.premultiply($i.invert()))}add(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(null!==e.parent&&e.parent.remove(e),e.parent=this,this.children.push(e),e.dispatchEvent(lr)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}const t=this.children.indexOf(e);return-1!==t&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(cr)),this}removeFromParent(){const e=this.parent;return null!==e&&e.remove(this),this}clear(){for(let e=0;e<this.children.length;e++){const t=this.children[e];t.parent=null,t.dispatchEvent(cr)}return this.children.length=0,this}attach(e){return this.updateWorldMatrix(!0,!1),er.copy(this.matrixWorld).invert(),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),er.multiply(e.parent.matrixWorld)),e.applyMatrix4(er),this.add(e),e.updateWorldMatrix(!1,!0),this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,i=this.children.length;n<i;n++){const i=this.children[n].getObjectByProperty(e,t);if(void 0!==i)return i}}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(nr,e,ir),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(nr,rr,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverse(e)}traverseVisible(e){if(!1===this.visible)return;e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;null!==t&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,i=t.length;n<i;n++){const i=t[n];!0!==i.matrixWorldAutoUpdate&&!0!==e||i.updateMatrixWorld(e)}}updateWorldMatrix(e,t){const n=this.parent;if(!0===e&&null!==n&&!0===n.matrixWorldAutoUpdate&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===t){const e=this.children;for(let t=0,n=e.length;t<n;t++){const n=e[t];!0===n.matrixWorldAutoUpdate&&n.updateWorldMatrix(!1,!0)}}}toJSON(e){const t=void 0===e||"string"==typeof e,n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});const i={};function r(t,n){return void 0===t[n.uuid]&&(t[n.uuid]=n.toJSON(e)),n.uuid}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),!0===this.castShadow&&(i.castShadow=!0),!0===this.receiveShadow&&(i.receiveShadow=!0),!1===this.visible&&(i.visible=!1),!1===this.frustumCulled&&(i.frustumCulled=!1),0!==this.renderOrder&&(i.renderOrder=this.renderOrder),"{}"!==JSON.stringify(this.userData)&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(i.instanceColor=this.instanceColor.toJSON())),this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=r(e.geometries,this.geometry);const t=this.geometry.parameters;if(void 0!==t&&void 0!==t.shapes){const n=t.shapes;if(Array.isArray(n))for(let t=0,i=n.length;t<i;t++){const i=n[t];r(e.shapes,i)}else r(e.shapes,n)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(r(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const t=[];for(let n=0,i=this.material.length;n<i;n++)t.push(r(e.materials,this.material[n]));i.material=t}else i.material=r(e.materials,this.material);if(this.children.length>0){i.children=[];for(let t=0;t<this.children.length;t++)i.children.push(this.children[t].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let t=0;t<this.animations.length;t++){const n=this.animations[t];i.animations.push(r(e.animations,n))}}if(t){const t=s(e.geometries),i=s(e.materials),r=s(e.textures),o=s(e.images),a=s(e.shapes),l=s(e.skeletons),c=s(e.animations),h=s(e.nodes);t.length>0&&(n.geometries=t),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),o.length>0&&(n.images=o),a.length>0&&(n.shapes=a),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c),h.length>0&&(n.nodes=h)}return n.object=i,n;function s(e){const t=[];for(const n in e){const i=e[n];delete i.metadata,t.push(i)}return t}}clone(e){return(new this.constructor).copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(let t=0;t<e.children.length;t++){const n=e.children[t];this.add(n.clone())}return this}}hr.DefaultUp=new ci(0,1,0),hr.DefaultMatrixAutoUpdate=!0,hr.DefaultMatrixWorldAutoUpdate=!0;const ur=new ci,dr=new ci,pr=new ci,Ar=new ci,fr=new ci,mr=new ci,gr=new ci,vr=new ci,yr=new ci,Er=new ci;class br{constructor(e=new ci,t=new ci,n=new ci){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),ur.subVectors(e,t),i.cross(ur);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(e,t,n,i,r){ur.subVectors(i,t),dr.subVectors(n,t),pr.subVectors(e,t);const s=ur.dot(ur),o=ur.dot(dr),a=ur.dot(pr),l=dr.dot(dr),c=dr.dot(pr),h=s*l-o*o;if(0===h)return r.set(-2,-1,-1);const u=1/h,d=(l*a-o*c)*u,p=(s*c-o*a)*u;return r.set(1-d-p,p,d)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,Ar),Ar.x>=0&&Ar.y>=0&&Ar.x+Ar.y<=1}static getUV(e,t,n,i,r,s,o,a){return this.getBarycoord(e,t,n,i,Ar),a.set(0,0),a.addScaledVector(r,Ar.x),a.addScaledVector(s,Ar.y),a.addScaledVector(o,Ar.z),a}static isFrontFacing(e,t,n,i){return ur.subVectors(n,t),dr.subVectors(e,t),ur.cross(dr).dot(i)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this}setFromAttributeAndIndices(e,t,n,i){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,i),this}clone(){return(new this.constructor).copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return ur.subVectors(this.c,this.b),dr.subVectors(this.a,this.b),.5*ur.cross(dr).length()}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return br.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return br.getBarycoord(e,this.a,this.b,this.c,t)}getUV(e,t,n,i,r){return br.getUV(e,this.a,this.b,this.c,t,n,i,r)}containsPoint(e){return br.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return br.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,i=this.b,r=this.c;let s,o;fr.subVectors(i,n),mr.subVectors(r,n),vr.subVectors(e,n);const a=fr.dot(vr),l=mr.dot(vr);if(a<=0&&l<=0)return t.copy(n);yr.subVectors(e,i);const c=fr.dot(yr),h=mr.dot(yr);if(c>=0&&h<=c)return t.copy(i);const u=a*h-c*l;if(u<=0&&a>=0&&c<=0)return s=a/(a-c),t.copy(n).addScaledVector(fr,s);Er.subVectors(e,r);const d=fr.dot(Er),p=mr.dot(Er);if(p>=0&&d<=p)return t.copy(r);const A=d*l-a*p;if(A<=0&&l>=0&&p<=0)return o=l/(l-p),t.copy(n).addScaledVector(mr,o);const f=c*p-d*h;if(f<=0&&h-c>=0&&d-p>=0)return gr.subVectors(r,i),o=(h-c)/(h-c+(d-p)),t.copy(i).addScaledVector(gr,o);const m=1/(f+A+u);return s=A*m,o=u*m,t.copy(n).addScaledVector(fr,s).addScaledVector(mr,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}let xr=0;class wr extends mn{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:xr++}),this.uuid=bn(),this.name="",this.type="Material",this.blending=E,this.side=m,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=P,this.blendDst=k,this.blendEquation=M,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=V,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=nn,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=zt,this.stencilZFail=zt,this.stencilZPass=zt,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.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(void 0!==e)for(const t in e){const n=e[t];if(void 0===n){console.warn("THREE.Material: '"+t+"' parameter is undefined.");continue}const i=this[t];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n:console.warn("THREE."+this.type+": '"+t+"' is not a property of this material.")}}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{}});const n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function i(e){const t=[];for(const n in e){const i=e[n];delete i.metadata,t.push(i)}return t}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()),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(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),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(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,void 0!==this.combine&&(n.combine=this.combine)),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(e).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).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!==E&&(n.blending=this.blending),this.side!==m&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.colorWrite=this.colorWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,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.alphaToCoverage&&(n.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=this.flatShading),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),!1===this.fog&&(n.fog=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),t){const t=i(e.textures),r=i(e.images);t.length>0&&(n.textures=t),r.length>0&&(n.images=r)}return n}clone(){return(new this.constructor).copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(null!==t){const e=t.length;n=new Array(e);for(let i=0;i!==e;++i)n[i]=t[i].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){!0===e&&this.version++}}class Cr extends wr{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Yn(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=X,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}const Mr=new ci,_r=new Ln;class Ir{constructor(e,t,n){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=!0===n,this.usage=rn,this.updateRange={offset:0,count:-1},this.version=0}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}setUsage(e){return this.usage=e,this}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let i=0,r=this.itemSize;i<r;i++)this.array[e+i]=t.array[n+i];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(2===this.itemSize)for(let t=0,n=this.count;t<n;t++)_r.fromBufferAttribute(this,t),_r.applyMatrix3(e),this.setXY(t,_r.x,_r.y);else if(3===this.itemSize)for(let t=0,n=this.count;t<n;t++)Mr.fromBufferAttribute(this,t),Mr.applyMatrix3(e),this.setXYZ(t,Mr.x,Mr.y,Mr.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)Mr.fromBufferAttribute(this,t),Mr.applyMatrix4(e),this.setXYZ(t,Mr.x,Mr.y,Mr.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)Mr.fromBufferAttribute(this,t),Mr.applyNormalMatrix(e),this.setXYZ(t,Mr.x,Mr.y,Mr.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)Mr.fromBufferAttribute(this,t),Mr.transformDirection(e),this.setXYZ(t,Mr.x,Mr.y,Mr.z);return this}set(e,t=0){return this.array.set(e,t),this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=Bn(t,this.array)),t}setX(e,t){return this.normalized&&(t=Sn(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=Bn(t,this.array)),t}setY(e,t){return this.normalized&&(t=Sn(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=Bn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=Sn(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=Bn(t,this.array)),t}setW(e,t){return this.normalized&&(t=Sn(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=Sn(t,this.array),n=Sn(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=Sn(t,this.array),n=Sn(n,this.array),i=Sn(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this}setXYZW(e,t,n,i,r){return e*=this.itemSize,this.normalized&&(t=Sn(t,this.array),n=Sn(n,this.array),i=Sn(i,this.array),r=Sn(r,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=r,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(e.name=this.name),this.usage!==rn&&(e.usage=this.usage),0===this.updateRange.offset&&-1===this.updateRange.count||(e.updateRange=this.updateRange),e}copyColorsArray(){console.error("THREE.BufferAttribute: copyColorsArray() was removed in r144.")}copyVector2sArray(){console.error("THREE.BufferAttribute: copyVector2sArray() was removed in r144.")}copyVector3sArray(){console.error("THREE.BufferAttribute: copyVector3sArray() was removed in r144.")}copyVector4sArray(){console.error("THREE.BufferAttribute: copyVector4sArray() was removed in r144.")}}class Br extends Ir{constructor(e,t,n){super(new Int8Array(e),t,n)}}class Sr extends Ir{constructor(e,t,n){super(new Uint8Array(e),t,n)}}class Tr extends Ir{constructor(e,t,n){super(new Uint8ClampedArray(e),t,n)}}class Lr extends Ir{constructor(e,t,n){super(new Int16Array(e),t,n)}}class Dr extends Ir{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class Rr extends Ir{constructor(e,t,n){super(new Int32Array(e),t,n)}}class Pr extends Ir{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class kr extends Ir{constructor(e,t,n){super(new Uint16Array(e),t,n),this.isFloat16BufferAttribute=!0}}class Fr extends Ir{constructor(e,t,n){super(new Float32Array(e),t,n)}}class Or extends Ir{constructor(e,t,n){super(new Float64Array(e),t,n)}}let Qr=0;const Ur=new Ui,Nr=new hr,Gr=new ci,zr=new di,Hr=new di,Vr=new ci;class Wr extends mn{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Qr++}),this.uuid=bn(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(Pn(e)?Pr:Dr)(e,1):this.index=e,this}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return void 0!==this.attributes[e]}addGroup(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const t=(new Dn).getNormalMatrix(e);n.applyNormalMatrix(t),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(e),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(e){return Ur.makeRotationFromQuaternion(e),this.applyMatrix4(Ur),this}rotateX(e){return Ur.makeRotationX(e),this.applyMatrix4(Ur),this}rotateY(e){return Ur.makeRotationY(e),this.applyMatrix4(Ur),this}rotateZ(e){return Ur.makeRotationZ(e),this.applyMatrix4(Ur),this}translate(e,t,n){return Ur.makeTranslation(e,t,n),this.applyMatrix4(Ur),this}scale(e,t,n){return Ur.makeScale(e,t,n),this.applyMatrix4(Ur),this}lookAt(e){return Nr.lookAt(e),Nr.updateMatrix(),this.applyMatrix4(Nr.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Gr).negate(),this.translate(Gr.x,Gr.y,Gr.z),this}setFromPoints(e){const t=[];for(let n=0,i=e.length;n<i;n++){const i=e[n];t.push(i.x,i.y,i.z||0)}return this.setAttribute("position",new Fr(t,3)),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new di);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingBox.set(new ci(-1/0,-1/0,-1/0),new ci(1/0,1/0,1/0));if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(let e=0,n=t.length;e<n;e++){const n=t[e];zr.setFromBufferAttribute(n),this.morphTargetsRelative?(Vr.addVectors(this.boundingBox.min,zr.min),this.boundingBox.expandByPoint(Vr),Vr.addVectors(this.boundingBox.max,zr.max),this.boundingBox.expandByPoint(Vr)):(this.boundingBox.expandByPoint(zr.min),this.boundingBox.expandByPoint(zr.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 Ti);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingSphere.set(new ci,1/0);if(e){const n=this.boundingSphere.center;if(zr.setFromBufferAttribute(e),t)for(let e=0,n=t.length;e<n;e++){const n=t[e];Hr.setFromBufferAttribute(n),this.morphTargetsRelative?(Vr.addVectors(zr.min,Hr.min),zr.expandByPoint(Vr),Vr.addVectors(zr.max,Hr.max),zr.expandByPoint(Vr)):(zr.expandByPoint(Hr.min),zr.expandByPoint(Hr.max))}zr.getCenter(n);let i=0;for(let t=0,r=e.count;t<r;t++)Vr.fromBufferAttribute(e,t),i=Math.max(i,n.distanceToSquared(Vr));if(t)for(let r=0,s=t.length;r<s;r++){const s=t[r],o=this.morphTargetsRelative;for(let t=0,r=s.count;t<r;t++)Vr.fromBufferAttribute(s,t),o&&(Gr.fromBufferAttribute(e,t),Vr.add(Gr)),i=Math.max(i,n.distanceToSquared(Vr))}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 e=this.index,t=this.attributes;if(null===e||void 0===t.position||void 0===t.normal||void 0===t.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const n=e.array,i=t.position.array,r=t.normal.array,s=t.uv.array,o=i.length/3;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new Ir(new Float32Array(4*o),4));const a=this.getAttribute("tangent").array,l=[],c=[];for(let e=0;e<o;e++)l[e]=new ci,c[e]=new ci;const h=new ci,u=new ci,d=new ci,p=new Ln,A=new Ln,f=new Ln,m=new ci,g=new ci;function v(e,t,n){h.fromArray(i,3*e),u.fromArray(i,3*t),d.fromArray(i,3*n),p.fromArray(s,2*e),A.fromArray(s,2*t),f.fromArray(s,2*n),u.sub(h),d.sub(h),A.sub(p),f.sub(p);const r=1/(A.x*f.y-f.x*A.y);isFinite(r)&&(m.copy(u).multiplyScalar(f.y).addScaledVector(d,-A.y).multiplyScalar(r),g.copy(d).multiplyScalar(A.x).addScaledVector(u,-f.x).multiplyScalar(r),l[e].add(m),l[t].add(m),l[n].add(m),c[e].add(g),c[t].add(g),c[n].add(g))}let y=this.groups;0===y.length&&(y=[{start:0,count:n.length}]);for(let e=0,t=y.length;e<t;++e){const t=y[e],i=t.start;for(let e=i,r=i+t.count;e<r;e+=3)v(n[e+0],n[e+1],n[e+2])}const E=new ci,b=new ci,x=new ci,w=new ci;function C(e){x.fromArray(r,3*e),w.copy(x);const t=l[e];E.copy(t),E.sub(x.multiplyScalar(x.dot(t))).normalize(),b.crossVectors(w,t);const n=b.dot(c[e])<0?-1:1;a[4*e]=E.x,a[4*e+1]=E.y,a[4*e+2]=E.z,a[4*e+3]=n}for(let e=0,t=y.length;e<t;++e){const t=y[e],i=t.start;for(let e=i,r=i+t.count;e<r;e+=3)C(n[e+0]),C(n[e+1]),C(n[e+2])}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(void 0!==t){let n=this.getAttribute("normal");if(void 0===n)n=new Ir(new Float32Array(3*t.count),3),this.setAttribute("normal",n);else for(let e=0,t=n.count;e<t;e++)n.setXYZ(e,0,0,0);const i=new ci,r=new ci,s=new ci,o=new ci,a=new ci,l=new ci,c=new ci,h=new ci;if(e)for(let u=0,d=e.count;u<d;u+=3){const d=e.getX(u+0),p=e.getX(u+1),A=e.getX(u+2);i.fromBufferAttribute(t,d),r.fromBufferAttribute(t,p),s.fromBufferAttribute(t,A),c.subVectors(s,r),h.subVectors(i,r),c.cross(h),o.fromBufferAttribute(n,d),a.fromBufferAttribute(n,p),l.fromBufferAttribute(n,A),o.add(c),a.add(c),l.add(c),n.setXYZ(d,o.x,o.y,o.z),n.setXYZ(p,a.x,a.y,a.z),n.setXYZ(A,l.x,l.y,l.z)}else for(let e=0,o=t.count;e<o;e+=3)i.fromBufferAttribute(t,e+0),r.fromBufferAttribute(t,e+1),s.fromBufferAttribute(t,e+2),c.subVectors(s,r),h.subVectors(i,r),c.cross(h),n.setXYZ(e+0,c.x,c.y,c.z),n.setXYZ(e+1,c.x,c.y,c.z),n.setXYZ(e+2,c.x,c.y,c.z);this.normalizeNormals(),n.needsUpdate=!0}}merge(){return console.error("THREE.BufferGeometry.merge() has been removed. Use THREE.BufferGeometryUtils.mergeBufferGeometries() instead."),this}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)Vr.fromBufferAttribute(e,t),Vr.normalize(),e.setXYZ(t,Vr.x,Vr.y,Vr.z)}toNonIndexed(){function e(e,t){const n=e.array,i=e.itemSize,r=e.normalized,s=new n.constructor(t.length*i);let o=0,a=0;for(let r=0,l=t.length;r<l;r++){o=e.isInterleavedBufferAttribute?t[r]*e.data.stride+e.offset:t[r]*i;for(let e=0;e<i;e++)s[a++]=n[o++]}return new Ir(s,i,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new Wr,n=this.index.array,i=this.attributes;for(const r in i){const s=e(i[r],n);t.setAttribute(r,s)}const r=this.morphAttributes;for(const i in r){const s=[],o=r[i];for(let t=0,i=o.length;t<i;t++){const i=e(o[t],n);s.push(i)}t.morphAttributes[i]=s}t.morphTargetsRelative=this.morphTargetsRelative;const s=this.groups;for(let e=0,n=s.length;e<n;e++){const n=s[e];t.addGroup(n.start,n.count,n.materialIndex)}return t}toJSON(){const e={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),void 0!==this.parameters){const t=this.parameters;for(const n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};const t=this.index;null!==t&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const t in n){const i=n[t];e.data.attributes[t]=i.toJSON(e.data)}const i={};let r=!1;for(const t in this.morphAttributes){const n=this.morphAttributes[t],s=[];for(let t=0,i=n.length;t<i;t++){const i=n[t];s.push(i.toJSON(e.data))}s.length>0&&(i[t]=s,r=!0)}r&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(e.data.groups=JSON.parse(JSON.stringify(s)));const o=this.boundingSphere;return null!==o&&(e.data.boundingSphere={center:o.center.toArray(),radius:o.radius}),e}clone(){return(new this.constructor).copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;null!==n&&this.setIndex(n.clone(t));const i=e.attributes;for(const e in i){const n=i[e];this.setAttribute(e,n.clone(t))}const r=e.morphAttributes;for(const e in r){const n=[],i=r[e];for(let e=0,r=i.length;e<r;e++)n.push(i[e].clone(t));this.morphAttributes[e]=n}this.morphTargetsRelative=e.morphTargetsRelative;const s=e.groups;for(let e=0,t=s.length;e<t;e++){const t=s[e];this.addGroup(t.start,t.count,t.materialIndex)}const o=e.boundingBox;null!==o&&(this.boundingBox=o.clone());const a=e.boundingSphere;return null!==a&&(this.boundingSphere=a.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,void 0!==e.parameters&&(this.parameters=Object.assign({},e.parameters)),this}dispose(){this.dispatchEvent({type:"dispose"})}}const jr=new Ui,qr=new Qi,Yr=new Ti,Xr=new ci,Jr=new ci,Kr=new ci,Zr=new ci,$r=new ci,es=new ci,ts=new ci,ns=new ci,is=new ci,rs=new Ln,ss=new Ln,os=new Ln,as=new ci,ls=new ci;class cs extends hr{constructor(e=new Wr,t=new Cr){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=e.material,this.geometry=e.geometry,this}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}raycast(e,t){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0===i)return;if(null===n.boundingSphere&&n.computeBoundingSphere(),Yr.copy(n.boundingSphere),Yr.applyMatrix4(r),!1===e.ray.intersectsSphere(Yr))return;if(jr.copy(r).invert(),qr.copy(e.ray).applyMatrix4(jr),null!==n.boundingBox&&!1===qr.intersectsBox(n.boundingBox))return;let s;const o=n.index,a=n.attributes.position,l=n.morphAttributes.position,c=n.morphTargetsRelative,h=n.attributes.uv,u=n.attributes.uv2,d=n.groups,p=n.drawRange;if(null!==o)if(Array.isArray(i))for(let n=0,r=d.length;n<r;n++){const r=d[n],A=i[r.materialIndex];for(let n=Math.max(r.start,p.start),i=Math.min(o.count,Math.min(r.start+r.count,p.start+p.count));n<i;n+=3){const i=o.getX(n),d=o.getX(n+1),p=o.getX(n+2);s=hs(this,A,e,qr,a,l,c,h,u,i,d,p),s&&(s.faceIndex=Math.floor(n/3),s.face.materialIndex=r.materialIndex,t.push(s))}}else for(let n=Math.max(0,p.start),r=Math.min(o.count,p.start+p.count);n<r;n+=3){const r=o.getX(n),d=o.getX(n+1),p=o.getX(n+2);s=hs(this,i,e,qr,a,l,c,h,u,r,d,p),s&&(s.faceIndex=Math.floor(n/3),t.push(s))}else if(void 0!==a)if(Array.isArray(i))for(let n=0,r=d.length;n<r;n++){const r=d[n],o=i[r.materialIndex];for(let n=Math.max(r.start,p.start),i=Math.min(a.count,Math.min(r.start+r.count,p.start+p.count));n<i;n+=3)s=hs(this,o,e,qr,a,l,c,h,u,n,n+1,n+2),s&&(s.faceIndex=Math.floor(n/3),s.face.materialIndex=r.materialIndex,t.push(s))}else for(let n=Math.max(0,p.start),r=Math.min(a.count,p.start+p.count);n<r;n+=3)s=hs(this,i,e,qr,a,l,c,h,u,n,n+1,n+2),s&&(s.faceIndex=Math.floor(n/3),t.push(s))}}function hs(e,t,n,i,r,s,o,a,l,c,h,u){Xr.fromBufferAttribute(r,c),Jr.fromBufferAttribute(r,h),Kr.fromBufferAttribute(r,u);const d=e.morphTargetInfluences;if(s&&d){ts.set(0,0,0),ns.set(0,0,0),is.set(0,0,0);for(let e=0,t=s.length;e<t;e++){const t=d[e],n=s[e];0!==t&&(Zr.fromBufferAttribute(n,c),$r.fromBufferAttribute(n,h),es.fromBufferAttribute(n,u),o?(ts.addScaledVector(Zr,t),ns.addScaledVector($r,t),is.addScaledVector(es,t)):(ts.addScaledVector(Zr.sub(Xr),t),ns.addScaledVector($r.sub(Jr),t),is.addScaledVector(es.sub(Kr),t)))}Xr.add(ts),Jr.add(ns),Kr.add(is)}e.isSkinnedMesh&&(e.boneTransform(c,Xr),e.boneTransform(h,Jr),e.boneTransform(u,Kr));const p=function(e,t,n,i,r,s,o,a){let l;if(l=t.side===g?i.intersectTriangle(o,s,r,!0,a):i.intersectTriangle(r,s,o,t.side!==v,a),null===l)return null;ls.copy(a),ls.applyMatrix4(e.matrixWorld);const c=n.ray.origin.distanceTo(ls);return c<n.near||c>n.far?null:{distance:c,point:ls.clone(),object:e}}(e,t,n,i,Xr,Jr,Kr,as);if(p){a&&(rs.fromBufferAttribute(a,c),ss.fromBufferAttribute(a,h),os.fromBufferAttribute(a,u),p.uv=br.getUV(as,Xr,Jr,Kr,rs,ss,os,new Ln)),l&&(rs.fromBufferAttribute(l,c),ss.fromBufferAttribute(l,h),os.fromBufferAttribute(l,u),p.uv2=br.getUV(as,Xr,Jr,Kr,rs,ss,os,new Ln));const e={a:c,b:h,c:u,normal:new ci,materialIndex:0};br.getNormal(Xr,Jr,Kr,e.normal),p.face=e}return p}class us extends Wr{constructor(e=1,t=1,n=1,i=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:r,depthSegments:s};const o=this;i=Math.floor(i),r=Math.floor(r),s=Math.floor(s);const a=[],l=[],c=[],h=[];let u=0,d=0;function p(e,t,n,i,r,s,p,A,f,m,g){const v=s/f,y=p/m,E=s/2,b=p/2,x=A/2,w=f+1,C=m+1;let M=0,_=0;const I=new ci;for(let s=0;s<C;s++){const o=s*y-b;for(let a=0;a<w;a++){const u=a*v-E;I[e]=u*i,I[t]=o*r,I[n]=x,l.push(I.x,I.y,I.z),I[e]=0,I[t]=0,I[n]=A>0?1:-1,c.push(I.x,I.y,I.z),h.push(a/f),h.push(1-s/m),M+=1}}for(let e=0;e<m;e++)for(let t=0;t<f;t++){const n=u+t+w*e,i=u+t+w*(e+1),r=u+(t+1)+w*(e+1),s=u+(t+1)+w*e;a.push(n,i,s),a.push(i,r,s),_+=6}o.addGroup(d,_,g),d+=_,u+=M}p("z","y","x",-1,-1,n,t,e,s,r,0),p("z","y","x",1,-1,n,t,-e,s,r,1),p("x","z","y",1,1,e,n,t,i,s,2),p("x","z","y",1,-1,e,n,-t,i,s,3),p("x","y","z",1,-1,e,t,n,i,r,4),p("x","y","z",-1,-1,e,t,-n,i,r,5),this.setIndex(a),this.setAttribute("position",new Fr(l,3)),this.setAttribute("normal",new Fr(c,3)),this.setAttribute("uv",new Fr(h,2))}static fromJSON(e){return new us(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function ds(e){const t={};for(const n in e){t[n]={};for(const i in e[n]){const r=e[n][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?t[n][i]=r.clone():Array.isArray(r)?t[n][i]=r.slice():t[n][i]=r}}return t}function ps(e){const t={};for(let n=0;n<e.length;n++){const i=ds(e[n]);for(const e in i)t[e]=i[e]}return t}function As(e){return null===e.getRenderTarget()&&e.outputEncoding===Rt?Ut:Nt}const fs={clone:ds,merge:ps};class ms extends wr{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==e&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=ds(e.uniforms),this.uniformsGroups=function(e){const t=[];for(let n=0;n<e.length;n++)t.push(e[n].clone());return t}(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const n in this.uniforms){const i=this.uniforms[n].value;i&&i.isTexture?t.uniforms[n]={type:"t",value:i.toJSON(e).uuid}:i&&i.isColor?t.uniforms[n]={type:"c",value:i.getHex()}:i&&i.isVector2?t.uniforms[n]={type:"v2",value:i.toArray()}:i&&i.isVector3?t.uniforms[n]={type:"v3",value:i.toArray()}:i&&i.isVector4?t.uniforms[n]={type:"v4",value:i.toArray()}:i&&i.isMatrix3?t.uniforms[n]={type:"m3",value:i.toArray()}:i&&i.isMatrix4?t.uniforms[n]={type:"m4",value:i.toArray()}:t.uniforms[n]={value:i}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader;const n={};for(const e in this.extensions)!0===this.extensions[e]&&(n[e]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class gs extends hr{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Ui,this.projectionMatrix=new Ui,this.projectionMatrixInverse=new Ui}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(-t[8],-t[9],-t[10]).normalize()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}class vs extends gs{constructor(e=50,t=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=2*En*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(.5*yn*this.fov);return.5*this.getFilmHeight()/e}getEffectiveFOV(){return 2*En*Math.atan(Math.tan(.5*yn*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(e,t,n,i,r,s){this.aspect=e/t,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=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(.5*yn*this.fov)/this.zoom,n=2*t,i=this.aspect*n,r=-.5*i;const s=this.view;if(null!==this.view&&this.view.enabled){const e=s.fullWidth,o=s.fullHeight;r+=s.offsetX*i/e,t-=s.offsetY*n/o,i*=s.width/e,n*=s.height/o}const o=this.filmOffset;0!==o&&(r+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,t,t-n,e,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const ys=-90;class Es extends hr{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n;const i=new vs(ys,1,e,t);i.layers=this.layers,i.up.set(0,1,0),i.lookAt(1,0,0),this.add(i);const r=new vs(ys,1,e,t);r.layers=this.layers,r.up.set(0,1,0),r.lookAt(-1,0,0),this.add(r);const s=new vs(ys,1,e,t);s.layers=this.layers,s.up.set(0,0,-1),s.lookAt(0,1,0),this.add(s);const o=new vs(ys,1,e,t);o.layers=this.layers,o.up.set(0,0,1),o.lookAt(0,-1,0),this.add(o);const a=new vs(ys,1,e,t);a.layers=this.layers,a.up.set(0,1,0),a.lookAt(0,0,1),this.add(a);const l=new vs(ys,1,e,t);l.layers=this.layers,l.up.set(0,1,0),l.lookAt(0,0,-1),this.add(l)}update(e,t){null===this.parent&&this.updateMatrixWorld();const n=this.renderTarget,[i,r,s,o,a,l]=this.children,c=e.getRenderTarget(),h=e.toneMapping,u=e.xr.enabled;e.toneMapping=Z,e.xr.enabled=!1;const d=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0),e.render(t,i),e.setRenderTarget(n,1),e.render(t,r),e.setRenderTarget(n,2),e.render(t,s),e.setRenderTarget(n,3),e.render(t,o),e.setRenderTarget(n,4),e.render(t,a),n.texture.generateMipmaps=d,e.setRenderTarget(n,5),e.render(t,l),e.setRenderTarget(c),e.toneMapping=h,e.xr.enabled=u,n.texture.needsPMREMUpdate=!0}}class bs extends ei{constructor(e,t,n,i,r,s,o,a,l,c){super(e=void 0!==e?e:[],t=void 0!==t?t:se,n,i,r,s,o,a,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class xs extends ni{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new bs(i,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.encoding),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==t.generateMipmaps&&t.generateMipmaps,this.texture.minFilter=void 0!==t.minFilter?t.minFilter:ve}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.encoding=t.encoding,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={tEquirect:{value:null}},i="\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",r="\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",s=new us(5,5,5),o=new ms({name:"CubemapFromEquirect",uniforms:ds(n),vertexShader:i,fragmentShader:r,side:g,blending:y});o.uniforms.tEquirect.value=t;const a=new cs(s,o),l=t.minFilter;return t.minFilter===be&&(t.minFilter=ve),new Es(1,10,this).update(e,a),t.minFilter=l,a.geometry.dispose(),a.material.dispose(),this}clear(e,t,n,i){const r=e.getRenderTarget();for(let r=0;r<6;r++)e.setRenderTarget(this,r),e.clear(t,n,i);e.setRenderTarget(r)}}const ws=new ci,Cs=new ci,Ms=new Dn;class _s{constructor(e=new ci(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const i=ws.subVectors(n,t).cross(Cs.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(this.normal).multiplyScalar(-this.distanceToPoint(e)).add(e)}intersectLine(e,t){const n=e.delta(ws),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(e.start)?t.copy(e.start):null;const r=-(e.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:t.copy(n).multiplyScalar(r).add(e.start)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||Ms.getNormalMatrix(e),i=this.coplanarPoint(ws).applyMatrix4(e),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const Is=new Ti,Bs=new ci;class Ss{constructor(e=new _s,t=new _s,n=new _s,i=new _s,r=new _s,s=new _s){this.planes=[e,t,n,i,r,s]}set(e,t,n,i,r,s){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(i),o[4].copy(r),o[5].copy(s),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e){const t=this.planes,n=e.elements,i=n[0],r=n[1],s=n[2],o=n[3],a=n[4],l=n[5],c=n[6],h=n[7],u=n[8],d=n[9],p=n[10],A=n[11],f=n[12],m=n[13],g=n[14],v=n[15];return t[0].setComponents(o-i,h-a,A-u,v-f).normalize(),t[1].setComponents(o+i,h+a,A+u,v+f).normalize(),t[2].setComponents(o+r,h+l,A+d,v+m).normalize(),t[3].setComponents(o-r,h-l,A-d,v-m).normalize(),t[4].setComponents(o-s,h-c,A-p,v-g).normalize(),t[5].setComponents(o+s,h+c,A+p,v+g).normalize(),this}intersectsObject(e){const t=e.geometry;return null===t.boundingSphere&&t.computeBoundingSphere(),Is.copy(t.boundingSphere).applyMatrix4(e.matrixWorld),this.intersectsSphere(Is)}intersectsSprite(e){return Is.center.set(0,0,0),Is.radius=.7071067811865476,Is.applyMatrix4(e.matrixWorld),this.intersectsSphere(Is)}intersectsSphere(e){const t=this.planes,n=e.center,i=-e.radius;for(let e=0;e<6;e++)if(t[e].distanceToPoint(n)<i)return!1;return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const i=t[n];if(Bs.x=i.normal.x>0?e.max.x:e.min.x,Bs.y=i.normal.y>0?e.max.y:e.min.y,Bs.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(Bs)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function Ts(){let e=null,t=!1,n=null,i=null;function r(t,s){n(t,s),i=e.requestAnimationFrame(r)}return{start:function(){!0!==t&&null!==n&&(i=e.requestAnimationFrame(r),t=!0)},stop:function(){e.cancelAnimationFrame(i),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function Ls(e,t){const n=t.isWebGL2,i=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),i.get(e)},remove:function(t){t.isInterleavedBufferAttribute&&(t=t.data);const n=i.get(t);n&&(e.deleteBuffer(n.buffer),i.delete(t))},update:function(t,r){if(t.isGLBufferAttribute){const e=i.get(t);return void((!e||e.version<t.version)&&i.set(t,{buffer:t.buffer,type:t.type,bytesPerElement:t.elementSize,version:t.version}))}t.isInterleavedBufferAttribute&&(t=t.data);const s=i.get(t);void 0===s?i.set(t,function(t,i){const r=t.array,s=t.usage,o=e.createBuffer();let a;if(e.bindBuffer(i,o),e.bufferData(i,r,s),t.onUploadCallback(),r instanceof Float32Array)a=5126;else if(r instanceof Uint16Array)if(t.isFloat16BufferAttribute){if(!n)throw new Error("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2.");a=5131}else a=5123;else if(r instanceof Int16Array)a=5122;else if(r instanceof Uint32Array)a=5125;else if(r instanceof Int32Array)a=5124;else if(r instanceof Int8Array)a=5120;else if(r instanceof Uint8Array)a=5121;else{if(!(r instanceof Uint8ClampedArray))throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+r);a=5121}return{buffer:o,type:a,bytesPerElement:r.BYTES_PER_ELEMENT,version:t.version}}(t,r)):s.version<t.version&&(function(t,i,r){const s=i.array,o=i.updateRange;e.bindBuffer(r,t),-1===o.count?e.bufferSubData(r,0,s):(n?e.bufferSubData(r,o.offset*s.BYTES_PER_ELEMENT,s,o.offset,o.count):e.bufferSubData(r,o.offset*s.BYTES_PER_ELEMENT,s.subarray(o.offset,o.offset+o.count)),o.count=-1),i.onUploadCallback()}(s.buffer,t,r),s.version=t.version)}}}class Ds extends Wr{constructor(e=1,t=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};const r=e/2,s=t/2,o=Math.floor(n),a=Math.floor(i),l=o+1,c=a+1,h=e/o,u=t/a,d=[],p=[],A=[],f=[];for(let e=0;e<c;e++){const t=e*u-s;for(let n=0;n<l;n++){const i=n*h-r;p.push(i,-t,0),A.push(0,0,1),f.push(n/o),f.push(1-e/a)}}for(let e=0;e<a;e++)for(let t=0;t<o;t++){const n=t+l*e,i=t+l*(e+1),r=t+1+l*(e+1),s=t+1+l*e;d.push(n,i,s),d.push(i,r,s)}this.setIndex(d),this.setAttribute("position",new Fr(p,3)),this.setAttribute("normal",new Fr(A,3)),this.setAttribute("uv",new Fr(f,2))}static fromJSON(e){return new Ds(e.width,e.height,e.widthSegments,e.heightSegments)}}const Rs={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n\tif ( diffuseColor.a < alphaTest ) discard;\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec3 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}\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}\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 f0, const in float f90, const in float 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\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( V * D );\n}\n#ifdef USE_IRIDESCENCE\n\tvec3 BRDF_GGX_Iridescence( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 f0, const in float f90, const in float iridescence, const in vec3 iridescenceFresnel, const in float roughness ) {\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 = mix( F_Schlick( f0, f90, dotVH ), iridescenceFresnel, iridescence );\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\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}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_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}\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",iridescence_fragment:"#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\t return 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 R21 = R12;\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",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = dFdx( surf_pos.xyz );\n\t\tvec3 vSigmaY = 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",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_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",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\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};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat luminance( const in vec3 rgb ) {\n\tconst vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );\n\treturn dot( weights, rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\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\tvec2 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_v0 0.339\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_v1 0.276\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_v4 0.046\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_v5 0.016\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_v6 0.0038\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",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"vec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#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, 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",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || 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",envmap_pars_vertex:"#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",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, 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#if defined( 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, 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#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#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",fog_pars_fragment:"#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",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn 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}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\treflectedLight.indirectDiffuse += lightMapIrradiance;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in GeometricContext geometry, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, 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 GeometricContext geometry, 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",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in 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\t#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tif ( cutoffDistance > 0.0 ) {\n\t\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t}\n\t\treturn distanceFalloff;\n\t#else\n\t\tif ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\t\treturn pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t\t}\n\t\treturn 1.0;\n\t#endif\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, const in GeometricContext geometry, 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 GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\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 GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\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",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.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 SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULARINTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vUv ).a;\n\t\t#endif\n\t\t#ifdef USE_SPECULARCOLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vUv ).rgb;\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, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vUv ).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_SHEENCOLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEENROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vUv ).a;\n\t#endif\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\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};\nvec3 clearcoatSpecular = vec3( 0.0 );\nvec3 sheenSpecular = vec3( 0.0 );\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 GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.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 GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecular += ccIrradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.clearcoatNormal, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * BRDF_Sheen( directLight.direction, geometry.viewDir, geometry.normal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\treflectedLight.directSpecular += irradiance * BRDF_GGX_Iridescence( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness );\n\t#else\n\t\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.roughness );\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecular += clearcoatRadiance * EnvironmentBRDF( geometry.clearcoatNormal, geometry.viewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * material.sheenColor * IBLSheenBRDF( geometry.normal, geometry.viewDir, 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( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometry.normal, geometry.viewDir, 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}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef USE_CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometry.viewDir ) );\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, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\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, geometry, 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 *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry.normal );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = 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( geometry.normal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getIBLRadiance( geometry.viewDir, geometry.normal, material.roughness );\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = vec4( mix( pow( sampledDiffuseColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), sampledDiffuseColor.rgb * 0.0773993808, vec3( lessThanEqual( sampledDiffuseColor.rgb, vec3( 0.04045 ) ) ) ), sampledDiffuseColor.w );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS ) && defined( MORPHTARGETS_TEXTURE )\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",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\t\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\t\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\t\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n\t#endif\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t\tuniform sampler2DArray morphTargetsTexture;\n\t\tuniform ivec2 morphTargetsTextureSize;\n\t\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t\t}\n\t#else\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\tuniform float morphTargetInfluences[ 8 ];\n\t\t#else\n\t\t\tuniform float morphTargetInfluences[ 4 ];\n\t\t#endif\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\t\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\t\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\t\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t\t#endif\n\t#endif\n#endif",normal_fragment_begin:"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 = normal * faceDirection;\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( - vViewPosition, normal, mapN, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#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",normal_pars_vertex:"#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",normal_vertex:"#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",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN, float faceDirection ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.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 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN, faceDirection );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",output_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha + 0.1;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec2 packDepthToRG( in highp float v ) {\n\treturn packDepthToRGBA( v ).yx;\n}\nfloat unpackRGToDepth( const in highp vec2 v ) {\n\treturn unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n  varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n  uniform 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 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 shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompa