(function(){"use strict";try{if(typeof document<"u"){var o=document.createElement("style");o.appendChild(document.createTextNode('.bim-engine-wrapper{position:relative;width:100%;height:100%;font-family:sans-serif;color:#bf1d1d;box-sizing:border-box;overflow:hidden}.bim-engine-opt-btn-container{position:absolute;bottom:20px;left:50%;transform:translate(-50%);z-index:100}.bim-btn-group-root{display:flex;gap:8px;z-index:1000;position:absolute;pointer-events:auto}.bim-btn-group-root.static{position:relative;inset:auto;transform:none}.bim-btn-group-root.dir-row{flex-direction:row;align-items:center}.bim-btn-group-root.dir-column{flex-direction:column;align-items:stretch}.bim-btn-group-section{display:flex;gap:4px;background-color:var(--bim-btn-group-section-bg, rgba(17, 17, 17, .88));border-radius:6px;padding:4px;box-shadow:0 2px 8px #0000004d,0 1px 3px #0003}.bim-btn-group-root.dir-row .bim-btn-group-section{flex-direction:row;align-items:center}.bim-btn-group-root.dir-column .bim-btn-group-section{flex-direction:column}.opt-btn-wrapper{position:relative}.opt-btn{display:flex;cursor:pointer;border-radius:4px;transition:background-color .2s,color .2s;color:var(--bim-btn-text-color, #ccc);background-color:var(--bim-btn-bg, transparent);padding:6px;align-items:center;position:relative;justify-content:center}.opt-btn:hover{background-color:var(--bim-btn-hover-bg, #444)}.opt-btn.active{background-color:var(--bim-btn-active-bg, rgba(255, 255, 255, .15));color:var(--bim-btn-text-active-color, #fff)}.opt-btn.active .opt-btn-icon{color:var(--bim-icon-active-color, #fff)}.opt-btn.disabled{opacity:.5;cursor:not-allowed}.opt-btn-icon{width:var(--bim-icon-size, 24px);height:var(--bim-icon-size, 24px);display:flex;align-items:center;justify-content:center;color:var(--bim-icon-color, #ccc);flex-shrink:0}.opt-btn-icon svg{width:100%;height:100%;fill:currentColor}.opt-btn-arrow{font-size:10px;opacity:.6;transition:transform .2s;display:inline-block;margin-left:4px}.opt-btn-arrow.rotated{transform:rotate(180deg)}.opt-btn-text-wrapper{display:flex;align-items:center;justify-content:center;pointer-events:none}.opt-btn-label{display:inline}.opt-btn.no-label .opt-btn-label{display:none}.opt-btn.align-vertical:not(.no-label){flex-direction:column;text-align:center}.opt-btn.align-vertical:not(.no-label) .opt-btn-text-wrapper{margin-top:4px}.opt-btn.align-vertical:not(.no-label) .opt-btn-label{font-size:12px;line-height:1.2}.opt-btn.align-horizontal:not(.no-label){flex-direction:row}.opt-btn.align-horizontal:not(.no-label) .opt-btn-text-wrapper{margin-left:8px}.opt-btn.align-horizontal:not(.no-label) .opt-btn-label{font-size:14px}.opt-btn.no-label .opt-btn-text-wrapper{width:0;height:0;margin:0;padding:0;overflow:visible;position:absolute;top:0;right:0}.opt-btn.no-label .opt-btn-arrow{position:absolute;top:2px;right:2px;margin:0;font-size:8px}.opt-btn-dropdown{position:absolute;background-color:var(--bim-toolbar-bg, rgba(17, 17, 17, .95));border-radius:4px;padding:4px;box-shadow:0 4px 12px #0003;z-index:1001;display:flex;flex-direction:column;border:1px solid rgba(255,255,255,.1);opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .2s ease,transform .2s cubic-bezier(.2,0,.2,1),visibility .2s}@keyframes dropdown-fade-in{0%{opacity:0;transform:translateY(-8px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.opt-btn-dropdown{animation:dropdown-fade-in .2s cubic-bezier(.2,0,.2,1) forwards;opacity:1;visibility:visible;transform:none}.opt-btn-dropdown-item{display:flex;align-items:center;padding:8px 12px;cursor:pointer;border-radius:4px;color:var(--bim-btn-text-color, #ccc);transition:background .2s;box-sizing:border-box}.opt-btn-dropdown-item:hover{background-color:var(--bim-btn-hover-bg, #444);color:#fff}.opt-btn-dropdown-item.align-horizontal{flex-direction:row}.opt-btn-dropdown-item.align-horizontal .opt-btn-icon{width:18px;height:18px;margin-right:8px}.opt-btn-dropdown-item.align-vertical{flex-direction:column;text-align:center}.opt-btn-dropdown-item.align-vertical .opt-btn-icon{width:24px;height:24px;margin-bottom:4px}.opt-btn-dropdown-item.align-vertical .opt-btn-dropdown-label{font-size:12px}.bim-btn-group-root.is-bottom-toolbar .opt-btn-icon{width:32px;height:32px}.bim-btn-group-root.is-bottom-toolbar .opt-btn{padding:8px}:root{--bim-dialog-bg: rgba(17, 17, 17, .95);--bim-dialog-header-bg: #2a2a2a;--bim-dialog-title-color: #fff;--bim-dialog-text-color: #ccc;--bim-dialog-border-color: #444}.bim-dialog{position:absolute;background-color:var(--bim-dialog-bg);border:1px solid var(--bim-dialog-border-color);border-radius:6px;box-shadow:0 4px 12px #0000004d;display:flex;flex-direction:column;z-index:10001;color:var(--bim-dialog-title-color);overflow:hidden;min-width:200px;min-height:100px;pointer-events:auto}.bim-dialog-header{height:32px;background-color:var(--bim-dialog-header-bg);display:flex;align-items:center;justify-content:space-between;padding:0 10px;cursor:default;-webkit-user-select:none;user-select:none;border-bottom:1px solid var(--bim-dialog-border-color);flex-shrink:0}.bim-dialog-header.draggable{cursor:move}.bim-dialog-title{font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--bim-dialog-title-color)}.bim-dialog-close{cursor:pointer;font-size:18px;color:#999;line-height:1;margin-left:8px}.bim-dialog-close:hover{color:#fff}.bim-dialog-content{flex:1;padding:10px;overflow:auto;font-size:14px;color:var(--bim-dialog-text-color)}.bim-dialog-resize-handle{position:absolute;width:10px;height:10px;bottom:0;right:0;cursor:se-resize;z-index:10}.bim-dialog-resize-handle:after{content:"";position:absolute;bottom:3px;right:3px;width:6px;height:6px;border-right:2px solid #666;border-bottom:2px solid #666}.bim-dialog-resize-handle:hover:after{border-color:#fff}.bim-info-dialog-content{padding:16px;font-family:sans-serif;color:#333}.bim-info-dialog-content h3{margin-top:0;margin-bottom:12px;border-bottom:1px solid #eee;padding-bottom:8px;color:#0078d4}.bim-info-dialog-content ul{list-style:none;padding:0;margin:0}.bim-info-dialog-content li{margin-bottom:8px;font-size:14px;display:flex}.bim-info-dialog-content li strong{width:80px;color:#555}')),document.head.appendChild(o)}}catch(t){console.error("vite-plugin-css-injected-by-js",t)}})();
(function(Ai,ns){typeof exports=="object"&&typeof module<"u"?ns(exports):typeof define=="function"&&define.amd?define(["exports"],ns):(Ai=typeof globalThis<"u"?globalThis:Ai||self,ns(Ai.LyzBimEngineSDK={}))})(this,(function(Ai){"use strict";const ns={common:{title:"BimEngine",description:"这是一个使用 BIM-ENGINE。",openTestDialog:"打开测试弹窗",openInfoDialog:"打开信息弹窗 (封装版)"},toolbar:{home:"首页",info:"信息",location:"定位",setting:"设置",walk:"漫游",walkPerson:"人视",walkBird:"鸟瞰",walkMenu:"菜单"},dialog:{testTitle:"测试弹窗",testContent:'<div style="padding: 10px;">这是一个 <b>可拖拽</b> 且 <b>可缩放</b> 的弹窗。<br><br>你可以尝试拖动标题栏，或者拖动右下角改变大小。</div>'}},Fh={common:{title:"BimEngine",description:"This is a BIM-ENGINE demo.",openTestDialog:"Open Test Dialog",openInfoDialog:"Open Info Dialog (Wrapped)"},toolbar:{home:"Home",info:"Info",location:"Location",setting:"Settings",walk:"Walk",walkPerson:"Person",walkBird:"Bird Eye",walkMenu:"Menu"},dialog:{testTitle:"Test Dialog",testContent:'<div style="padding: 10px;">This is a <b>draggable</b> and <b>resizable</b> dialog.<br><br>Try dragging the title bar or resizing from the bottom-right corner.</div>'}};class zh{currentLocale="zh-CN";messages={"zh-CN":ns,"en-US":Fh};listeners=[];constructor(){}getLocale(){return this.currentLocale}setLocale(e){this.currentLocale!==e&&(this.currentLocale=e,this.notifyListeners())}t(e){if(!e)return"";const t=e.split(".");let i=this.messages[this.currentLocale];for(const s of t)if(i&&typeof i=="object"&&s in i)i=i[s];else return e;return i}subscribe(e){return this.listeners.push(e),()=>{this.listeners=this.listeners.filter(t=>t!==e)}}notifyListeners(){this.listeners.forEach(e=>e(this.currentLocale))}}const rr=new zh,Us=r=>rr.t(r),el={name:"dark",primary:"#0078d4",primaryHover:"#0063b1",background:"#f5f5f5",panelBackground:"rgba(30, 30, 30, 0.9)",textPrimary:"#ffffff",textSecondary:"#cccccc",border:"#444444",icon:"#cccccc",iconActive:"#ffffff",componentBackground:"transparent",componentHover:"#333333",componentActive:"rgba(255, 255, 255, 0.1)"},kh={name:"light",primary:"#0078d4",primaryHover:"#106ebe",background:"#f5f5f5",panelBackground:"#ffffff",textPrimary:"#333333",textSecondary:"#666666",border:"#e0e0e0",icon:"#555555",iconActive:"#0078d4",componentBackground:"transparent",componentHover:"#f0f0f0",componentActive:"#e0e0e0"};class Vh{currentTheme=el;listeners=[];constructor(){}getTheme(){return this.currentTheme}setTheme(e){e==="light"?this.applyTheme(kh):this.applyTheme(el)}setCustomTheme(e){this.applyTheme(e)}applyTheme(e){this.currentTheme=e,this.notifyListeners()}subscribe(e){return this.listeners.push(e),e(this.currentTheme),()=>{this.listeners=this.listeners.filter(t=>t!==e)}}notifyListeners(){this.listeners.forEach(e=>e(this.currentTheme))}}const ei=new Vh;class On{container;options;groups=[];activeBtnIds=new Set;btnRefs=new Map;dropdownElement=null;hoverTimeout=null;customColors=new Set;unsubscribeLocale=null;unsubscribeTheme=null;DEFAULT_ICON='<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><rect x="3" y="3" width="18" height="18" rx="2" ry="2"></rect></svg>';constructor(e){const t=typeof e.container=="string"?document.getElementById(e.container):e.container;if(!t)throw new Error("Container not found");this.container=t,this.options={showLabel:!0,visibility:{},direction:"row",position:"static",align:"vertical",expand:"down",...e},["backgroundColor","btnBackgroundColor","btnHoverColor","btnActiveColor","iconColor","iconActiveColor","textColor","textActiveColor"].forEach(s=>{e[s]&&this.customColors.add(s)}),this.initContainer(),this.applyStyles()}initContainer(){this.container.innerHTML="",this.container.classList.add("bim-btn-group-root"),this.options.direction==="column"?this.container.classList.add("dir-column"):this.container.classList.add("dir-row"),this.options.className&&this.container.classList.add(this.options.className),this.updatePosition()}updatePosition(){const e=this.options.position,t=this.container.style;if(t.top="",t.bottom="",t.left="",t.right="",t.transform="",e==="static"){this.container.classList.add("static");return}if(this.container.classList.remove("static"),this.container.style.position="absolute",typeof e=="object"&&"x"in e)t.left=`${e.x}px`,t.top=`${e.y}px`;else{const i="20px";switch(e){case"top-left":t.top=i,t.left=i;break;case"top-center":t.top=i,t.left="50%",t.transform="translateX(-50%)";break;case"top-right":t.top=i,t.right=i;break;case"bottom-left":t.bottom=i,t.left=i;break;case"bottom-center":t.bottom=i,t.left="50%",t.transform="translateX(-50%)";break;case"bottom-right":t.bottom=i,t.right=i;break;case"left-center":t.left=i,t.top="50%",t.transform="translateY(-50%)";break;case"right-center":t.right=i,t.top="50%",t.transform="translateY(-50%)";break;case"center":t.top="50%",t.left="50%",t.transform="translate(-50%, -50%)";break}}}applyStyles(){const e=this.container.style;this.options.backgroundColor&&e.setProperty("--bim-btn-group-section-bg",this.options.backgroundColor),this.options.btnBackgroundColor&&e.setProperty("--bim-btn-bg",this.options.btnBackgroundColor),this.options.btnHoverColor&&e.setProperty("--bim-btn-hover-bg",this.options.btnHoverColor),this.options.btnActiveColor&&e.setProperty("--bim-btn-active-bg",this.options.btnActiveColor),this.options.iconColor&&e.setProperty("--bim-icon-color",this.options.iconColor),this.options.iconActiveColor&&e.setProperty("--bim-icon-active-color",this.options.iconActiveColor),this.options.textColor&&e.setProperty("--bim-btn-text-color",this.options.textColor),this.options.textActiveColor&&e.setProperty("--bim-btn-text-active-color",this.options.textActiveColor)}setTheme(e){const t={backgroundColor:e.panelBackground,btnBackgroundColor:e.componentBackground,btnHoverColor:e.componentHover,btnActiveColor:e.componentActive,iconColor:e.icon,iconActiveColor:e.iconActive,textColor:e.textSecondary,textActiveColor:e.textPrimary};Object.entries(t).forEach(([i,s])=>{const n=i;this.customColors.has(n)||(this.options[n]=s)}),this.applyStyles()}setColors(e){this.options={...this.options,...e},Object.keys(e).forEach(t=>{this.customColors.add(t)}),this.applyStyles()}async init(){this.render(),this.unsubscribeLocale=rr.subscribe(()=>{this.setLocales()}),this.unsubscribeTheme=ei.subscribe(e=>{this.setTheme(e)})}setLocales(){this.render()}addGroup(e,t){if(this.groups.some(s=>s.id===e))return;const i={id:e,buttons:[]};if(t){const s=this.groups.findIndex(n=>n.id===t);s!==-1?this.groups.splice(s,0,i):this.groups.push(i)}else this.groups.push(i)}addButton(e){const{groupId:t,parentId:i}=e,s=this.groups.find(a=>a.id===t);if(!s)return;const n={...e,children:e.children||[]};if(i){const a=this.findButton(s.buttons,i);a&&(a.children||(a.children=[]),a.children.push(n))}else s.buttons.push(n)}findButton(e,t){for(const i of e){if(i.id===t)return i;if(i.children){const s=this.findButton(i.children,t);if(s)return s}}}render(){this.container.innerHTML="",this.btnRefs.clear(),this.groups.forEach((e,t)=>{const i=this.renderGroup(e,t,this.groups.length);this.container.appendChild(i)})}renderGroup(e,t,i){const s=document.createElement("div");return s.className="bim-btn-group-section",t<i-1&&s.classList.add("has-divider"),e.buttons.forEach(n=>{if(this.isVisible(n.id)){const a=this.renderButton(n);s.appendChild(a)}}),s}renderButton(e){const t=document.createElement("div");t.className="opt-btn-wrapper";const i=document.createElement("div");i.className="opt-btn",(e.align||this.options.align||"vertical")==="horizontal"?i.classList.add("align-horizontal"):i.classList.add("align-vertical"),this.activeBtnIds.has(e.id)&&i.classList.add("active"),e.disabled&&i.classList.add("disabled"),this.options.showLabel&&e.label||i.classList.add("no-label");const a=e.iconSize||32,o=e.minWidth||50;i.style.minWidth=`${o}px`;const l=document.createElement("div");l.className="opt-btn-icon",l.style.width=`${a}px`,l.style.height=`${a}px`,l.innerHTML=this.getIcon(e.icon),i.appendChild(l);const c=document.createElement("div");if(c.className="opt-btn-text-wrapper",this.options.showLabel&&e.label){const h=document.createElement("span");h.className="opt-btn-label",h.textContent=Us(e.label),c.appendChild(h)}if(e.children&&e.children.length>0){const h=document.createElement("span");h.className="opt-btn-arrow",h.textContent="▼",c.appendChild(h)}return c.hasChildNodes()&&i.appendChild(c),i.addEventListener("click",()=>this.handleClick(e)),i.addEventListener("mouseenter",()=>this.handleMouseEnter(e,i)),i.addEventListener("mouseleave",()=>this.handleMouseLeave()),this.btnRefs.set(e.id,i),t.appendChild(i),t}handleClick(e){e.disabled||(!e.children||e.children.length===0)&&(e.keepActive&&(this.activeBtnIds.has(e.id)?this.activeBtnIds.delete(e.id):this.activeBtnIds.add(e.id),this.updateButtonState(e.id)),this.closeDropdown(),e.onClick&&e.onClick(e))}handleMouseEnter(e,t){this.hoverTimeout&&clearTimeout(this.hoverTimeout),e.children&&e.children.length>0?this.showDropdown(e,t):this.closeDropdown()}handleMouseLeave(){this.hoverTimeout=window.setTimeout(()=>this.closeDropdown(),200)}showDropdown(e,t){if(this.closeDropdown(),!e.children)return;const i=document.createElement("div");i.className="opt-btn-dropdown",this.options.backgroundColor&&i.style.setProperty("--bim-toolbar-bg",this.options.backgroundColor);const s=t.getBoundingClientRect(),n=this.options.expand||"down";this.options.direction==="row"?i.style.flexDirection="column":i.style.flexDirection="row",document.body.appendChild(i),e.children.forEach(o=>{if(this.isVisible(o.id)){const l=this.renderDropdownItem(o);i.appendChild(l)}});const a=i.getBoundingClientRect();n==="up"?(i.style.bottom=window.innerHeight-s.top+8+"px",i.style.left=s.left+(s.width-a.width)/2+"px"):n==="down"?(i.style.top=s.bottom+8+"px",i.style.left=s.left+(s.width-a.width)/2+"px"):n==="right"?(i.style.top=s.top+(s.height-a.height)/2+"px",i.style.left=s.right+8+"px"):n==="left"&&(i.style.top=s.top+(s.height-a.height)/2+"px",i.style.right=window.innerWidth-s.left+8+"px"),i.addEventListener("mouseenter",()=>{this.hoverTimeout&&clearTimeout(this.hoverTimeout)}),i.addEventListener("mouseleave",()=>this.handleMouseLeave()),this.dropdownElement=i}renderDropdownItem(e){const t=document.createElement("div");t.className="opt-btn-dropdown-item",(e.align||"horizontal")==="horizontal"?t.classList.add("align-horizontal"):t.classList.add("align-vertical");const s=e.iconSize||32,n=e.minWidth;n&&(t.style.minWidth=`${n}px`);const a=document.createElement("div");if(a.className="opt-btn-icon",a.style.width=`${s}px`,a.style.height=`${s}px`,a.innerHTML=this.getIcon(e.icon),t.appendChild(a),this.options.showLabel&&e.label){const o=document.createElement("span");o.className="opt-btn-dropdown-label",o.textContent=Us(e.label),t.appendChild(o)}return t.addEventListener("click",o=>{o.stopPropagation(),this.handleClick(e)}),t}closeDropdown(){this.dropdownElement&&(this.dropdownElement.remove(),this.dropdownElement=null),this.btnRefs.forEach(e=>{const t=e.querySelector(".opt-btn-arrow");t&&t.classList.remove("rotated")})}updateButtonState(e){const t=this.btnRefs.get(e);t&&(this.activeBtnIds.has(e)?t.classList.add("active"):t.classList.remove("active"))}getIcon(e){return e||this.DEFAULT_ICON}updateButtonVisibility(e,t){this.options.visibility||(this.options.visibility={}),this.options.visibility[e]=t,this.render()}setShowLabel(e){this.options.showLabel=e,this.updateLabelsVisibility()}updateLabelsVisibility(){this.btnRefs.forEach((e,t)=>{const i=this.findButtonById(t);if(!i)return;this.options.showLabel&&i.label?e.classList.remove("no-label"):e.classList.add("no-label")})}findButtonById(e){for(const t of this.groups){const i=this.findButton(t.buttons,e);if(i)return i}}setBackgroundColor(e){this.setColors({backgroundColor:e})}isVisible(e){return this.options.visibility?.[e]!==!1}destroy(){this.unsubscribeLocale&&(this.unsubscribeLocale(),this.unsubscribeLocale=null),this.unsubscribeTheme&&(this.unsubscribeTheme(),this.unsubscribeTheme=null),this.closeDropdown(),this.container.innerHTML="",this.btnRefs.clear()}}class tl extends On{async init(){await super.init();const{homeButton:e}=await Promise.resolve().then(()=>F_),{locationButton:t}=await Promise.resolve().then(()=>z_),{walkMenuButton:i}=await Promise.resolve().then(()=>k_),{walkPersonButton:s}=await Promise.resolve().then(()=>V_),{walkBirdButton:n}=await Promise.resolve().then(()=>H_),{settingButton:a}=await Promise.resolve().then(()=>G_),{infoButton:o}=await Promise.resolve().then(()=>W_);this.addGroup("group-1"),this.addButton(e),this.addButton(i),this.addButton(s),this.addButton(n),this.addButton(t),this.addGroup("group-2"),this.addButton(a),this.addButton(o),this.render()}}class Hh{toolbar=null;toolbarContainer=null;container;constructor(e){this.container=e,this.init()}init(){this.toolbarContainer=document.createElement("div"),this.toolbarContainer.id="opt-btn-groups",this.toolbarContainer.className="bim-engine-opt-btn-container is-bottom-toolbar",this.container.appendChild(this.toolbarContainer),this.toolbar=new tl({container:this.toolbarContainer,showLabel:!0,direction:"row",position:"bottom-center",align:"vertical",expand:"up"}),this.toolbar.init()}updateTheme(e){this.toolbar?.setTheme(e)}refresh(){this.toolbar?.render()}destroy(){this.toolbar?.destroy(),this.toolbar=null}addGroup(e,t){this.toolbar?.addGroup(e,t),this.toolbar?.render()}addButton(e){this.toolbar?.addButton(e),this.toolbar?.render()}setButtonVisibility(e,t){this.toolbar?.updateButtonVisibility(e,t)}setShowLabel(e){this.toolbar?.setShowLabel(e)}setVisible(e){this.toolbarContainer&&(this.toolbarContainer.style.visibility=e?"visible":"hidden")}setBackgroundColor(e){this.toolbar?.setBackgroundColor(e)}setColors(e){this.toolbar?.setColors(e)}}class Gh{activeGroups=[];container;constructor(e){this.container=e}create(e){const t=document.createElement("div");this.container.appendChild(t);const i=new On({container:t,...e});return i.init(),this.activeGroups.push(i),i}updateTheme(e){this.activeGroups.forEach(t=>t.setTheme(e))}refresh(){this.activeGroups.forEach(e=>e.render())}destroy(){this.activeGroups.forEach(e=>e.destroy()),this.activeGroups=[]}}class il{element;options;container;header;contentArea;_isDestroyed=!1;_isInitialized=!1;unsubscribeTheme=null;unsubscribeLocale=null;rafId=null;constructor(e){this.options={title:"Dialog",width:300,height:"auto",position:"center",draggable:!0,resizable:!1,minWidth:200,minHeight:100,...e},this.container=e.container,this.element=this.createDom(),this.header=this.element.querySelector(".bim-dialog-header"),this.contentArea=this.element.querySelector(".bim-dialog-content"),this.init()}setTheme(e){const t=this.element.style;this.options.backgroundColor||t.setProperty("--bim-dialog-bg",e.panelBackground),this.options.headerBackgroundColor||t.setProperty("--bim-dialog-header-bg",e.componentHover),this.options.titleColor||t.setProperty("--bim-dialog-title-color",e.textPrimary),this.options.textColor||t.setProperty("--bim-dialog-text-color",e.textPrimary),this.options.borderColor||t.setProperty("--bim-dialog-border-color",e.border)}init(){this._isInitialized||(this.container.appendChild(this.element),this.initPosition(),this.options.draggable&&this.initDrag(),this.options.resizable&&this.initResize(),this._isInitialized=!0,this.options.onOpen&&this.options.onOpen(),this.unsubscribeTheme=ei.subscribe(e=>{this.setTheme(e)}),this.unsubscribeLocale=rr.subscribe(()=>{this.setLocales()}))}setLocales(){if(this.options.title){const e=this.header.querySelector(".bim-dialog-title");e&&(e.textContent=Us(this.options.title))}}createDom(){const e=document.createElement("div");e.className="bim-dialog",this.options.id&&(e.id=this.options.id);const t=e.style;this.options.backgroundColor&&t.setProperty("--bim-dialog-bg",this.options.backgroundColor),this.options.headerBackgroundColor&&t.setProperty("--bim-dialog-header-bg",this.options.headerBackgroundColor),this.options.titleColor&&t.setProperty("--bim-dialog-title-color",this.options.titleColor),this.options.textColor&&t.setProperty("--bim-dialog-text-color",this.options.textColor),this.options.borderColor&&t.setProperty("--bim-dialog-border-color",this.options.borderColor),this.setSize(e,this.options.width,this.options.height);const i=document.createElement("div");i.className="bim-dialog-header",this.options.draggable&&i.classList.add("draggable");const s=document.createElement("span");s.className="bim-dialog-title",s.textContent=this.options.title?Us(this.options.title):"";const 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this.x=Fe(this.x,e,t),this.y=Fe(this.y,e,t),this}clampLength(e,t){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Fe(i,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(e){return this.x*e.x+this.y*e.y}cross(e){return this.x*e.y-this.y*e.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const i=this.dot(e)/t;return Math.acos(Fe(i,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,i=this.y-e.y;return t*t+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)}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}lerpVectors(e,t,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this}equals(e){return e.x===this.x&&e.y===this.y}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this}rotateAround(e,t){const i=Math.cos(t),s=Math.sin(t),n=this.x-e.x,a=this.y-e.y;return this.x=n*i-a*s+e.x,this.y=n*s+a*i+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class ni{constructor(e=0,t=0,i=0,s=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=i,this._w=s}static slerpFlat(e,t,i,s,n,a,o){let l=i[s+0],c=i[s+1],h=i[s+2],u=i[s+3],d=n[a+0],f=n[a+1],g=n[a+2],v=n[a+3];if(o<=0){e[t+0]=l,e[t+1]=c,e[t+2]=h,e[t+3]=u;return}if(o>=1){e[t+0]=d,e[t+1]=f,e[t+2]=g,e[t+3]=v;return}if(u!==v||l!==d||c!==f||h!==g){let m=l*d+c*f+h*g+u*v;m<0&&(d=-d,f=-f,g=-g,v=-v,m=-m);let p=1-o;if(m<.9995){const y=Math.acos(m),_=Math.sin(y);p=Math.sin(p*y)/_,o=Math.sin(o*y)/_,l=l*p+d*o,c=c*p+f*o,h=h*p+g*o,u=u*p+v*o}else{l=l*p+d*o,c=c*p+f*o,h=h*p+g*o,u=u*p+v*o;const y=1/Math.sqrt(l*l+c*c+h*h+u*u);l*=y,c*=y,h*=y,u*=y}}e[t]=l,e[t+1]=c,e[t+2]=h,e[t+3]=u}static multiplyQuaternionsFlat(e,t,i,s,n,a){const o=i[s],l=i[s+1],c=i[s+2],h=i[s+3],u=n[a],d=n[a+1],f=n[a+2],g=n[a+3];return e[t]=o*g+h*u+l*f-c*d,e[t+1]=l*g+h*d+c*u-o*f,e[t+2]=c*g+h*f+o*d-l*u,e[t+3]=h*g-o*u-l*d-c*f,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,i,s){return this._x=e,this._y=t,this._z=i,this._w=s,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=!0){const i=e._x,s=e._y,n=e._z,a=e._order,o=Math.cos,l=Math.sin,c=o(i/2),h=o(s/2),u=o(n/2),d=l(i/2),f=l(s/2),g=l(n/2);switch(a){case"XYZ":this._x=d*h*u+c*f*g,this._y=c*f*u-d*h*g,this._z=c*h*g+d*f*u,this._w=c*h*u-d*f*g;break;case"YXZ":this._x=d*h*u+c*f*g,this._y=c*f*u-d*h*g,this._z=c*h*g-d*f*u,this._w=c*h*u+d*f*g;break;case"ZXY":this._x=d*h*u-c*f*g,this._y=c*f*u+d*h*g,this._z=c*h*g+d*f*u,this._w=c*h*u-d*f*g;break;case"ZYX":this._x=d*h*u-c*f*g,this._y=c*f*u+d*h*g,this._z=c*h*g-d*f*u,this._w=c*h*u+d*f*g;break;case"YZX":this._x=d*h*u+c*f*g,this._y=c*f*u+d*h*g,this._z=c*h*g-d*f*u,this._w=c*h*u-d*f*g;break;case"XZY":this._x=d*h*u-c*f*g,this._y=c*f*u-d*h*g,this._z=c*h*g+d*f*u,this._w=c*h*u+d*f*g;break;default:Me("Quaternion: .setFromEuler() encountered an unknown order: "+a)}return t===!0&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const i=t/2,s=Math.sin(i);return this._x=e.x*s,this._y=e.y*s,this._z=e.z*s,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,i=t[0],s=t[4],n=t[8],a=t[1],o=t[5],l=t[9],c=t[2],h=t[6],u=t[10],d=i+o+u;if(d>0){const f=.5/Math.sqrt(d+1);this._w=.25/f,this._x=(h-l)*f,this._y=(n-c)*f,this._z=(a-s)*f}else if(i>o&&i>u){const f=2*Math.sqrt(1+i-o-u);this._w=(h-l)/f,this._x=.25*f,this._y=(s+a)/f,this._z=(n+c)/f}else if(o>u){const f=2*Math.sqrt(1+o-i-u);this._w=(n-c)/f,this._x=(s+a)/f,this._y=.25*f,this._z=(l+h)/f}else{const f=2*Math.sqrt(1+u-i-o);this._w=(a-s)/f,this._x=(n+c)/f,this._y=(l+h)/f,this._z=.25*f}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let i=e.dot(t)+1;return i<1e-8?(i=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=i):(this._x=0,this._y=-e.z,this._z=e.y,this._w=i)):(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=i),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(Fe(this.dot(e),-1,1)))}rotateTowards(e,t){const i=this.angleTo(e);if(i===0)return this;const s=Math.min(1,t/i);return this.slerp(e,s),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 e===0?(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 i=e._x,s=e._y,n=e._z,a=e._w,o=t._x,l=t._y,c=t._z,h=t._w;return this._x=i*h+a*o+s*c-n*l,this._y=s*h+a*l+n*o-i*c,this._z=n*h+a*c+i*l-s*o,this._w=a*h-i*o-s*l-n*c,this._onChangeCallback(),this}slerp(e,t){if(t<=0)return this;if(t>=1)return this.copy(e);let i=e._x,s=e._y,n=e._z,a=e._w,o=this.dot(e);o<0&&(i=-i,s=-s,n=-n,a=-a,o=-o);let l=1-t;if(o<.9995){const c=Math.acos(o),h=Math.sin(c);l=Math.sin(l*c)/h,t=Math.sin(t*c)/h,this._x=this._x*l+i*t,this._y=this._y*l+s*t,this._z=this._z*l+n*t,this._w=this._w*l+a*t,this._onChangeCallback()}else this._x=this._x*l+i*t,this._y=this._y*l+s*t,this._z=this._z*l+n*t,this._w=this._w*l+a*t,this.normalize();return this}slerpQuaternions(e,t,i){return this.copy(e).slerp(t,i)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),i=Math.random(),s=Math.sqrt(1-i),n=Math.sqrt(i);return this.set(s*Math.sin(e),s*Math.cos(e),n*Math.sin(t),n*Math.cos(t))}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._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class w{constructor(e=0,t=0,i=0){w.prototype.isVector3=!0,this.x=e,this.y=t,this.z=i}set(e,t,i){return i===void 0&&(i=this.z),this.x=e,this.y=t,this.z=i,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(Ul.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Ul.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,i=this.y,s=this.z,n=e.elements;return this.x=n[0]*t+n[3]*i+n[6]*s,this.y=n[1]*t+n[4]*i+n[7]*s,this.z=n[2]*t+n[5]*i+n[8]*s,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,i=this.y,s=this.z,n=e.elements,a=1/(n[3]*t+n[7]*i+n[11]*s+n[15]);return this.x=(n[0]*t+n[4]*i+n[8]*s+n[12])*a,this.y=(n[1]*t+n[5]*i+n[9]*s+n[13])*a,this.z=(n[2]*t+n[6]*i+n[10]*s+n[14])*a,this}applyQuaternion(e){const t=this.x,i=this.y,s=this.z,n=e.x,a=e.y,o=e.z,l=e.w,c=2*(a*s-o*i),h=2*(o*t-n*s),u=2*(n*i-a*t);return this.x=t+l*c+a*u-o*h,this.y=i+l*h+o*c-n*u,this.z=s+l*u+n*h-a*c,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,i=this.y,s=this.z,n=e.elements;return this.x=n[0]*t+n[4]*i+n[8]*s,this.y=n[1]*t+n[5]*i+n[9]*s,this.z=n[2]*t+n[6]*i+n[10]*s,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=Fe(this.x,e.x,t.x),this.y=Fe(this.y,e.y,t.y),this.z=Fe(this.z,e.z,t.z),this}clampScalar(e,t){return this.x=Fe(this.x,e,t),this.y=Fe(this.y,e,t),this.z=Fe(this.z,e,t),this}clampLength(e,t){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Fe(i,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(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,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this.z=e.z+(t.z-e.z)*i,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const i=e.x,s=e.y,n=e.z,a=t.x,o=t.y,l=t.z;return this.x=s*l-n*o,this.y=n*a-i*l,this.z=i*o-s*a,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const i=e.dot(this)/t;return this.copy(e).multiplyScalar(i)}projectOnPlane(e){return Va.copy(this).projectOnVector(e),this.sub(Va)}reflect(e){return this.sub(Va.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const i=this.dot(e)/t;return Math.acos(Fe(i,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,i=this.y-e.y,s=this.z-e.z;return t*t+i*i+s*s}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,i){const s=Math.sin(t)*e;return this.x=s*Math.sin(i),this.y=Math.cos(t)*e,this.z=s*Math.cos(i),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,i){return this.x=e*Math.sin(t),this.y=i,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(),i=this.setFromMatrixColumn(e,1).length(),s=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=i,this.z=s,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,t*4)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,t*3)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,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=Math.random()*Math.PI*2,t=Math.random()*2-1,i=Math.sqrt(1-t*t);return this.x=i*Math.cos(e),this.y=t,this.z=i*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Va=new w,Ul=new ni;class Be{constructor(e,t,i,s,n,a,o,l,c){Be.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],e!==void 0&&this.set(e,t,i,s,n,a,o,l,c)}set(e,t,i,s,n,a,o,l,c){const h=this.elements;return h[0]=e,h[1]=s,h[2]=o,h[3]=t,h[4]=n,h[5]=l,h[6]=i,h[7]=a,h[8]=c,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,i=e.elements;return t[0]=i[0],t[1]=i[1],t[2]=i[2],t[3]=i[3],t[4]=i[4],t[5]=i[5],t[6]=i[6],t[7]=i[7],t[8]=i[8],this}extractBasis(e,t,i){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),i.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 i=e.elements,s=t.elements,n=this.elements,a=i[0],o=i[3],l=i[6],c=i[1],h=i[4],u=i[7],d=i[2],f=i[5],g=i[8],v=s[0],m=s[3],p=s[6],y=s[1],_=s[4],E=s[7],A=s[2],S=s[5],R=s[8];return n[0]=a*v+o*y+l*A,n[3]=a*m+o*_+l*S,n[6]=a*p+o*E+l*R,n[1]=c*v+h*y+u*A,n[4]=c*m+h*_+u*S,n[7]=c*p+h*E+u*R,n[2]=d*v+f*y+g*A,n[5]=d*m+f*_+g*S,n[8]=d*p+f*E+g*R,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],i=e[1],s=e[2],n=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8];return t*a*h-t*o*c-i*n*h+i*o*l+s*n*c-s*a*l}invert(){const e=this.elements,t=e[0],i=e[1],s=e[2],n=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8],u=h*a-o*c,d=o*l-h*n,f=c*n-a*l,g=t*u+i*d+s*f;if(g===0)return this.set(0,0,0,0,0,0,0,0,0);const v=1/g;return e[0]=u*v,e[1]=(s*c-h*i)*v,e[2]=(o*i-s*a)*v,e[3]=d*v,e[4]=(h*t-s*l)*v,e[5]=(s*n-o*t)*v,e[6]=f*v,e[7]=(i*l-c*t)*v,e[8]=(a*t-i*n)*v,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,i,s,n,a,o){const l=Math.cos(n),c=Math.sin(n);return this.set(i*l,i*c,-i*(l*a+c*o)+a+e,-s*c,s*l,-s*(-c*a+l*o)+o+t,0,0,1),this}scale(e,t){return this.premultiply(Ha.makeScale(e,t)),this}rotate(e){return this.premultiply(Ha.makeRotation(-e)),this}translate(e,t){return this.premultiply(Ha.makeTranslation(e,t)),this}makeTranslation(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){const t=Math.cos(e),i=Math.sin(e);return this.set(t,-i,0,i,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,i=e.elements;for(let s=0;s<9;s++)if(t[s]!==i[s])return!1;return!0}fromArray(e,t=0){for(let i=0;i<9;i++)this.elements[i]=e[i+t];return this}toArray(e=[],t=0){const i=this.elements;return e[t]=i[0],e[t+1]=i[1],e[t+2]=i[2],e[t+3]=i[3],e[t+4]=i[4],e[t+5]=i[5],e[t+6]=i[6],e[t+7]=i[7],e[t+8]=i[8],e}clone(){return new this.constructor().fromArray(this.elements)}}const Ha=new Be,Nl=new Be().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Ol=new Be().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Vu(){const r={enabled:!0,workingColorSpace:Lt,spaces:{},convert:function(s,n,a){return this.enabled===!1||n===a||!n||!a||(this.spaces[n].transfer===et&&(s.r=Di(s.r),s.g=Di(s.g),s.b=Di(s.b)),this.spaces[n].primaries!==this.spaces[a].primaries&&(s.applyMatrix3(this.spaces[n].toXYZ),s.applyMatrix3(this.spaces[a].fromXYZ)),this.spaces[a].transfer===et&&(s.r=Rr(s.r),s.g=Rr(s.g),s.b=Rr(s.b))),s},workingToColorSpace:function(s,n){return this.convert(s,this.workingColorSpace,n)},colorSpaceToWorking:function(s,n){return this.convert(s,n,this.workingColorSpace)},getPrimaries:function(s){return this.spaces[s].primaries},getTransfer:function(s){return s===Wi?js:this.spaces[s].transfer},getToneMappingMode:function(s){return this.spaces[s].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(s,n=this.workingColorSpace){return s.fromArray(this.spaces[n].luminanceCoefficients)},define:function(s){Object.assign(this.spaces,s)},_getMatrix:function(s,n,a){return s.copy(this.spaces[n].toXYZ).multiply(this.spaces[a].fromXYZ)},_getDrawingBufferColorSpace:function(s){return this.spaces[s].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(s=this.workingColorSpace){return this.spaces[s].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(s,n){return ps("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),r.workingToColorSpace(s,n)},toWorkingColorSpace:function(s,n){return ps("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),r.colorSpaceToWorking(s,n)}},e=[.64,.33,.3,.6,.15,.06],t=[.2126,.7152,.0722],i=[.3127,.329];return r.define({[Lt]:{primaries:e,whitePoint:i,transfer:js,toXYZ:Nl,fromXYZ:Ol,luminanceCoefficients:t,workingColorSpaceConfig:{unpackColorSpace:St},outputColorSpaceConfig:{drawingBufferColorSpace:St}},[St]:{primaries:e,whitePoint:i,transfer:et,toXYZ:Nl,fromXYZ:Ol,luminanceCoefficients:t,outputColorSpaceConfig:{drawingBufferColorSpace:St}}}),r}const je=Vu();function Di(r){return r<.04045?r*.0773993808:Math.pow(r*.9478672986+.0521327014,2.4)}function Rr(r){return r<.0031308?r*12.92:1.055*Math.pow(r,.41666)-.055}let Ar;class Hu{static getDataURL(e,t="image/png"){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let i;if(e instanceof HTMLCanvasElement)i=e;else{Ar===void 0&&(Ar=ds("canvas")),Ar.width=e.width,Ar.height=e.height;const s=Ar.getContext("2d");e instanceof ImageData?s.putImageData(e,0,0):s.drawImage(e,0,0,e.width,e.height),i=Ar}return i.toDataURL(t)}static sRGBToLinear(e){if(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){const t=ds("canvas");t.width=e.width,t.height=e.height;const i=t.getContext("2d");i.drawImage(e,0,0,e.width,e.height);const s=i.getImageData(0,0,e.width,e.height),n=s.data;for(let a=0;a<n.length;a++)n[a]=Di(n[a]/255)*255;return i.putImageData(s,0,0),t}else if(e.data){const t=e.data.slice(0);for(let i=0;i<t.length;i++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[i]=Math.floor(Di(t[i]/255)*255):t[i]=Di(t[i]);return{data:t,width:e.width,height:e.height}}else return Me("ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let Gu=0;class Ga{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:Gu++}),this.uuid=ri(),this.data=e,this.dataReady=!0,this.version=0}getSize(e){const t=this.data;return typeof HTMLVideoElement<"u"&&t instanceof HTMLVideoElement?e.set(t.videoWidth,t.videoHeight,0):t instanceof VideoFrame?e.set(t.displayHeight,t.displayWidth,0):t!==null?e.set(t.width,t.height,t.depth||0):e.set(0,0,0),e}set needsUpdate(e){e===!0&&this.version++}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.images[this.uuid]!==void 0)return e.images[this.uuid];const i={uuid:this.uuid,url:""},s=this.data;if(s!==null){let n;if(Array.isArray(s)){n=[];for(let a=0,o=s.length;a<o;a++)s[a].isDataTexture?n.push(Wa(s[a].image)):n.push(Wa(s[a]))}else n=Wa(s);i.url=n}return t||(e.images[this.uuid]=i),i}}function Wa(r){return typeof HTMLImageElement<"u"&&r instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&r instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&r instanceof ImageBitmap?Hu.getDataURL(r):r.data?{data:Array.from(r.data),width:r.width,height:r.height,type:r.data.constructor.name}:(Me("Texture: Unable to serialize Texture."),{})}let Wu=0;const ja=new w;class Et extends nr{constructor(e=Et.DEFAULT_IMAGE,t=Et.DEFAULT_MAPPING,i=Yt,s=Yt,n=vt,a=yi,o=Wt,l=ii,c=Et.DEFAULT_ANISOTROPY,h=Wi){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:Wu++}),this.uuid=ri(),this.name="",this.source=new Ga(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=i,this.wrapT=s,this.magFilter=n,this.minFilter=a,this.anisotropy=c,this.format=o,this.internalFormat=null,this.type=l,this.offset=new oe(0,0),this.repeat=new oe(1,1),this.center=new oe(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Be,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=h,this.userData={},this.updateRanges=[],this.version=0,this.onUpdate=null,this.renderTarget=null,this.isRenderTargetTexture=!1,this.isArrayTexture=!!(e&&e.depth&&e.depth>1),this.pmremVersion=0}get width(){return this.source.getSize(ja).x}get height(){return this.source.getSize(ja).y}get depth(){return this.source.getSize(ja).z}get image(){return this.source.data}set image(e=null){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)}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}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.channel=e.channel,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.colorSpace=e.colorSpace,this.renderTarget=e.renderTarget,this.isRenderTargetTexture=e.isRenderTargetTexture,this.isArrayTexture=e.isArrayTexture,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}setValues(e){for(const t in e){const i=e[t];if(i===void 0){Me(`Texture.setValues(): parameter '${t}' has value of undefined.`);continue}const s=this[t];if(s===void 0){Me(`Texture.setValues(): property '${t}' does not exist.`);continue}s&&i&&s.isVector2&&i.isVector2||s&&i&&s.isVector3&&i.isVector3||s&&i&&s.isMatrix3&&i.isMatrix3?s.copy(i):this[t]=i}}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const i={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(i.userData=this.userData),t||(e.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==gl)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case xi:e.x=e.x-Math.floor(e.x);break;case Yt:e.x=e.x<0?0:1;break;case Fs:Math.abs(Math.floor(e.x)%2)===1?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x);break}if(e.y<0||e.y>1)switch(this.wrapT){case xi:e.y=e.y-Math.floor(e.y);break;case Yt:e.y=e.y<0?0:1;break;case Fs:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){e===!0&&this.pmremVersion++}}Et.DEFAULT_IMAGE=null,Et.DEFAULT_MAPPING=gl,Et.DEFAULT_ANISOTROPY=1;class Ke{constructor(e=0,t=0,i=0,s=1){Ke.prototype.isVector4=!0,this.x=e,this.y=t,this.z=i,this.w=s}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,i,s){return this.x=e,this.y=t,this.z=i,this.w=s,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=e.w!==void 0?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,i=this.y,s=this.z,n=this.w,a=e.elements;return this.x=a[0]*t+a[4]*i+a[8]*s+a[12]*n,this.y=a[1]*t+a[5]*i+a[9]*s+a[13]*n,this.z=a[2]*t+a[6]*i+a[10]*s+a[14]*n,this.w=a[3]*t+a[7]*i+a[11]*s+a[15]*n,this}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this.w/=e.w,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,i,s,n;const a=e.elements,o=a[0],l=a[4],c=a[8],h=a[1],u=a[5],d=a[9],f=a[2],g=a[6],v=a[10];if(Math.abs(l-h)<.01&&Math.abs(c-f)<.01&&Math.abs(d-g)<.01){if(Math.abs(l+h)<.1&&Math.abs(c+f)<.1&&Math.abs(d+g)<.1&&Math.abs(o+u+v-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const p=(o+1)/2,y=(u+1)/2,_=(v+1)/2,E=(l+h)/4,A=(c+f)/4,S=(d+g)/4;return p>y&&p>_?p<.01?(i=0,s=.707106781,n=.707106781):(i=Math.sqrt(p),s=E/i,n=A/i):y>_?y<.01?(i=.707106781,s=0,n=.707106781):(s=Math.sqrt(y),i=E/s,n=S/s):_<.01?(i=.707106781,s=.707106781,n=0):(n=Math.sqrt(_),i=A/n,s=S/n),this.set(i,s,n,t),this}let m=Math.sqrt((g-d)*(g-d)+(c-f)*(c-f)+(h-l)*(h-l));return Math.abs(m)<.001&&(m=1),this.x=(g-d)/m,this.y=(c-f)/m,this.z=(h-l)/m,this.w=Math.acos((o+u+v-1)/2),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],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=Fe(this.x,e.x,t.x),this.y=Fe(this.y,e.y,t.y),this.z=Fe(this.z,e.z,t.z),this.w=Fe(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=Fe(this.x,e,t),this.y=Fe(this.y,e,t),this.z=Fe(this.z,e,t),this.w=Fe(this.w,e,t),this}clampLength(e,t){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Fe(i,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(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,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this.z=e.z+(t.z-e.z)*i,this.w=e.w+(t.w-e.w)*i,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 ju extends nr{constructor(e=1,t=1,i={}){super(),i=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:vt,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1,depth:1,multiview:!1},i),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=i.depth,this.scissor=new Ke(0,0,e,t),this.scissorTest=!1,this.viewport=new Ke(0,0,e,t);const s={width:e,height:t,depth:i.depth},n=new Et(s);this.textures=[];const a=i.count;for(let o=0;o<a;o++)this.textures[o]=n.clone(),this.textures[o].isRenderTargetTexture=!0,this.textures[o].renderTarget=this;this._setTextureOptions(i),this.depthBuffer=i.depthBuffer,this.stencilBuffer=i.stencilBuffer,this.resolveDepthBuffer=i.resolveDepthBuffer,this.resolveStencilBuffer=i.resolveStencilBuffer,this._depthTexture=null,this.depthTexture=i.depthTexture,this.samples=i.samples,this.multiview=i.multiview}_setTextureOptions(e={}){const t={minFilter:vt,generateMipmaps:!1,flipY:!1,internalFormat:null};e.mapping!==void 0&&(t.mapping=e.mapping),e.wrapS!==void 0&&(t.wrapS=e.wrapS),e.wrapT!==void 0&&(t.wrapT=e.wrapT),e.wrapR!==void 0&&(t.wrapR=e.wrapR),e.magFilter!==void 0&&(t.magFilter=e.magFilter),e.minFilter!==void 0&&(t.minFilter=e.minFilter),e.format!==void 0&&(t.format=e.format),e.type!==void 0&&(t.type=e.type),e.anisotropy!==void 0&&(t.anisotropy=e.anisotropy),e.colorSpace!==void 0&&(t.colorSpace=e.colorSpace),e.flipY!==void 0&&(t.flipY=e.flipY),e.generateMipmaps!==void 0&&(t.generateMipmaps=e.generateMipmaps),e.internalFormat!==void 0&&(t.internalFormat=e.internalFormat);for(let i=0;i<this.textures.length;i++)this.textures[i].setValues(t)}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}set depthTexture(e){this._depthTexture!==null&&(this._depthTexture.renderTarget=null),e!==null&&(e.renderTarget=this),this._depthTexture=e}get depthTexture(){return this._depthTexture}setSize(e,t,i=1){if(this.width!==e||this.height!==t||this.depth!==i){this.width=e,this.height=t,this.depth=i;for(let s=0,n=this.textures.length;s<n;s++)this.textures[s].image.width=e,this.textures[s].image.height=t,this.textures[s].image.depth=i,this.textures[s].isData3DTexture!==!0&&(this.textures[s].isArrayTexture=this.textures[s].image.depth>1);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.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let t=0,i=e.textures.length;t<i;t++){this.textures[t]=e.textures[t].clone(),this.textures[t].isRenderTargetTexture=!0,this.textures[t].renderTarget=this;const s=Object.assign({},e.textures[t].image);this.textures[t].source=new Ga(s)}return this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class _t extends ju{constructor(e=1,t=1,i={}){super(e,t,i),this.isWebGLRenderTarget=!0}}class Bl extends Et{constructor(e=null,t=1,i=1,s=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:i,depth:s},this.magFilter=At,this.minFilter=At,this.wrapR=Yt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class Xu extends Et{constructor(e=null,t=1,i=1,s=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:i,depth:s},this.magFilter=At,this.minFilter=At,this.wrapR=Yt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class wt{constructor(e=new w(1/0,1/0,1/0),t=new w(-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){this.makeEmpty();for(let t=0,i=e.length;t<i;t+=3)this.expandByPoint(ai.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,i=e.count;t<i;t++)this.expandByPoint(ai.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,i=e.length;t<i;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const i=ai.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(i),this.max.copy(e).add(i),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 i=e.geometry;if(i!==void 0){const n=i.getAttribute("position");if(t===!0&&n!==void 0&&e.isInstancedMesh!==!0)for(let a=0,o=n.count;a<o;a++)e.isMesh===!0?e.getVertexPosition(a,ai):ai.fromBufferAttribute(n,a),ai.applyMatrix4(e.matrixWorld),this.expandByPoint(ai);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),Ys.copy(e.boundingBox)):(i.boundingBox===null&&i.computeBoundingBox(),Ys.copy(i.boundingBox)),Ys.applyMatrix4(e.matrixWorld),this.union(Ys)}const s=e.children;for(let n=0,a=s.length;n<a;n++)this.expandByObject(s[n],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,i;return e.normal.x>0?(t=e.normal.x*this.min.x,i=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,i=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,i+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,i+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,i+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,i+=e.normal.z*this.min.z),t<=-e.constant&&i>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(gs),Ks.subVectors(this.max,gs),Pr.subVectors(e.a,gs),Dr.subVectors(e.b,gs),Lr.subVectors(e.c,gs),ji.subVectors(Dr,Pr),Xi.subVectors(Lr,Dr),ar.subVectors(Pr,Lr);let t=[0,-ji.z,ji.y,0,-Xi.z,Xi.y,0,-ar.z,ar.y,ji.z,0,-ji.x,Xi.z,0,-Xi.x,ar.z,0,-ar.x,-ji.y,ji.x,0,-Xi.y,Xi.x,0,-ar.y,ar.x,0];return!Xa(t,Pr,Dr,Lr,Ks)||(t=[1,0,0,0,1,0,0,0,1],!Xa(t,Pr,Dr,Lr,Ks))?!1:(Zs.crossVectors(ji,Xi),t=[Zs.x,Zs.y,Zs.z],Xa(t,Pr,Dr,Lr,Ks))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,ai).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(ai).length()*.5),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()?this:(Li[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Li[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Li[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Li[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Li[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Li[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Li[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Li[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Li),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)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(e){return this.min.fromArray(e.min),this.max.fromArray(e.max),this}}const Li=[new w,new w,new w,new w,new w,new w,new w,new w],ai=new w,Ys=new wt,Pr=new w,Dr=new w,Lr=new w,ji=new w,Xi=new w,ar=new w,gs=new w,Ks=new w,Zs=new w,or=new w;function Xa(r,e,t,i,s){for(let n=0,a=r.length-3;n<=a;n+=3){or.fromArray(r,n);const o=s.x*Math.abs(or.x)+s.y*Math.abs(or.y)+s.z*Math.abs(or.z),l=e.dot(or),c=t.dot(or),h=i.dot(or);if(Math.max(-Math.max(l,c,h),Math.min(l,c,h))>o)return!1}return!0}const qu=new wt,vs=new w,qa=new w;class bi{constructor(e=new w,t=-1){this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const i=this.center;t!==void 0?i.copy(t):qu.setFromPoints(e).getCenter(i);let s=0;for(let n=0,a=e.length;n<a;n++)s=Math.max(s,i.distanceToSquared(e[n]));return this.radius=Math.sqrt(s),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 i=this.center.distanceToSquared(e);return t.copy(e),i>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;vs.subVectors(e,this.center);const t=vs.lengthSq();if(t>this.radius*this.radius){const i=Math.sqrt(t),s=(i-this.radius)*.5;this.center.addScaledVector(vs,s/i),this.radius+=s}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(this.center.equals(e.center)===!0?this.radius=Math.max(this.radius,e.radius):(qa.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(vs.copy(e.center).add(qa)),this.expandByPoint(vs.copy(e.center).sub(qa))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(e){return this.radius=e.radius,this.center.fromArray(e.center),this}}const Ii=new w,Ya=new w,$s=new w,qi=new w,Ka=new w,Js=new w,Za=new w;class Ir{constructor(e=new w,t=new w(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,Ii)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const i=t.dot(this.direction);return i<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,i)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Ii.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Ii.copy(this.origin).addScaledVector(this.direction,t),Ii.distanceToSquared(e))}distanceSqToSegment(e,t,i,s){Ya.copy(e).add(t).multiplyScalar(.5),$s.copy(t).sub(e).normalize(),qi.copy(this.origin).sub(Ya);const n=e.distanceTo(t)*.5,a=-this.direction.dot($s),o=qi.dot(this.direction),l=-qi.dot($s),c=qi.lengthSq(),h=Math.abs(1-a*a);let u,d,f,g;if(h>0)if(u=a*l-o,d=a*o-l,g=n*h,u>=0)if(d>=-g)if(d<=g){const v=1/h;u*=v,d*=v,f=u*(u+a*d+2*o)+d*(a*u+d+2*l)+c}else d=n,u=Math.max(0,-(a*d+o)),f=-u*u+d*(d+2*l)+c;else d=-n,u=Math.max(0,-(a*d+o)),f=-u*u+d*(d+2*l)+c;else d<=-g?(u=Math.max(0,-(-a*n+o)),d=u>0?-n:Math.min(Math.max(-n,-l),n),f=-u*u+d*(d+2*l)+c):d<=g?(u=0,d=Math.min(Math.max(-n,-l),n),f=d*(d+2*l)+c):(u=Math.max(0,-(a*n+o)),d=u>0?n:Math.min(Math.max(-n,-l),n),f=-u*u+d*(d+2*l)+c);else d=a>0?-n:n,u=Math.max(0,-(a*d+o)),f=-u*u+d*(d+2*l)+c;return i&&i.copy(this.origin).addScaledVector(this.direction,u),s&&s.copy(Ya).addScaledVector($s,d),f}intersectSphere(e,t){Ii.subVectors(e.center,this.origin);const i=Ii.dot(this.direction),s=Ii.dot(Ii)-i*i,n=e.radius*e.radius;if(s>n)return null;const a=Math.sqrt(n-s),o=i-a,l=i+a;return l<0?null:o<0?this.at(l,t):this.at(o,t)}intersectsSphere(e){return e.radius<0?!1:this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(t===0)return e.distanceToPoint(this.origin)===0?0:null;const i=-(this.origin.dot(e.normal)+e.constant)/t;return i>=0?i:null}intersectPlane(e,t){const i=this.distanceToPlane(e);return i===null?null:this.at(i,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let i,s,n,a,o,l;const c=1/this.direction.x,h=1/this.direction.y,u=1/this.direction.z,d=this.origin;return c>=0?(i=(e.min.x-d.x)*c,s=(e.max.x-d.x)*c):(i=(e.max.x-d.x)*c,s=(e.min.x-d.x)*c),h>=0?(n=(e.min.y-d.y)*h,a=(e.max.y-d.y)*h):(n=(e.max.y-d.y)*h,a=(e.min.y-d.y)*h),i>a||n>s||((n>i||isNaN(i))&&(i=n),(a<s||isNaN(s))&&(s=a),u>=0?(o=(e.min.z-d.z)*u,l=(e.max.z-d.z)*u):(o=(e.max.z-d.z)*u,l=(e.min.z-d.z)*u),i>l||o>s)||((o>i||i!==i)&&(i=o),(l<s||s!==s)&&(s=l),s<0)?null:this.at(i>=0?i:s,t)}intersectsBox(e){return this.intersectBox(e,Ii)!==null}intersectTriangle(e,t,i,s,n){Ka.subVectors(t,e),Js.subVectors(i,e),Za.crossVectors(Ka,Js);let a=this.direction.dot(Za),o;if(a>0){if(s)return null;o=1}else if(a<0)o=-1,a=-a;else return null;qi.subVectors(this.origin,e);const l=o*this.direction.dot(Js.crossVectors(qi,Js));if(l<0)return null;const c=o*this.direction.dot(Ka.cross(qi));if(c<0||l+c>a)return null;const h=-o*qi.dot(Za);return h<0?null:this.at(h/a,n)}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 De{constructor(e,t,i,s,n,a,o,l,c,h,u,d,f,g,v,m){De.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,i,s,n,a,o,l,c,h,u,d,f,g,v,m)}set(e,t,i,s,n,a,o,l,c,h,u,d,f,g,v,m){const p=this.elements;return p[0]=e,p[4]=t,p[8]=i,p[12]=s,p[1]=n,p[5]=a,p[9]=o,p[13]=l,p[2]=c,p[6]=h,p[10]=u,p[14]=d,p[3]=f,p[7]=g,p[11]=v,p[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return new De().fromArray(this.elements)}copy(e){const t=this.elements,i=e.elements;return t[0]=i[0],t[1]=i[1],t[2]=i[2],t[3]=i[3],t[4]=i[4],t[5]=i[5],t[6]=i[6],t[7]=i[7],t[8]=i[8],t[9]=i[9],t[10]=i[10],t[11]=i[11],t[12]=i[12],t[13]=i[13],t[14]=i[14],t[15]=i[15],this}copyPosition(e){const t=this.elements,i=e.elements;return t[12]=i[12],t[13]=i[13],t[14]=i[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,i){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(e,t,i){return this.set(e.x,t.x,i.x,0,e.y,t.y,i.y,0,e.z,t.z,i.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,i=e.elements,s=1/Ur.setFromMatrixColumn(e,0).length(),n=1/Ur.setFromMatrixColumn(e,1).length(),a=1/Ur.setFromMatrixColumn(e,2).length();return t[0]=i[0]*s,t[1]=i[1]*s,t[2]=i[2]*s,t[3]=0,t[4]=i[4]*n,t[5]=i[5]*n,t[6]=i[6]*n,t[7]=0,t[8]=i[8]*a,t[9]=i[9]*a,t[10]=i[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,i=e.x,s=e.y,n=e.z,a=Math.cos(i),o=Math.sin(i),l=Math.cos(s),c=Math.sin(s),h=Math.cos(n),u=Math.sin(n);if(e.order==="XYZ"){const d=a*h,f=a*u,g=o*h,v=o*u;t[0]=l*h,t[4]=-l*u,t[8]=c,t[1]=f+g*c,t[5]=d-v*c,t[9]=-o*l,t[2]=v-d*c,t[6]=g+f*c,t[10]=a*l}else if(e.order==="YXZ"){const d=l*h,f=l*u,g=c*h,v=c*u;t[0]=d+v*o,t[4]=g*o-f,t[8]=a*c,t[1]=a*u,t[5]=a*h,t[9]=-o,t[2]=f*o-g,t[6]=v+d*o,t[10]=a*l}else if(e.order==="ZXY"){const d=l*h,f=l*u,g=c*h,v=c*u;t[0]=d-v*o,t[4]=-a*u,t[8]=g+f*o,t[1]=f+g*o,t[5]=a*h,t[9]=v-d*o,t[2]=-a*c,t[6]=o,t[10]=a*l}else if(e.order==="ZYX"){const d=a*h,f=a*u,g=o*h,v=o*u;t[0]=l*h,t[4]=g*c-f,t[8]=d*c+v,t[1]=l*u,t[5]=v*c+d,t[9]=f*c-g,t[2]=-c,t[6]=o*l,t[10]=a*l}else if(e.order==="YZX"){const d=a*l,f=a*c,g=o*l,v=o*c;t[0]=l*h,t[4]=v-d*u,t[8]=g*u+f,t[1]=u,t[5]=a*h,t[9]=-o*h,t[2]=-c*h,t[6]=f*u+g,t[10]=d-v*u}else if(e.order==="XZY"){const d=a*l,f=a*c,g=o*l,v=o*c;t[0]=l*h,t[4]=-u,t[8]=c*h,t[1]=d*u+v,t[5]=a*h,t[9]=f*u-g,t[2]=g*u-f,t[6]=o*h,t[10]=v*u+d}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(Yu,e,Ku)}lookAt(e,t,i){const s=this.elements;return jt.subVectors(e,t),jt.lengthSq()===0&&(jt.z=1),jt.normalize(),Yi.crossVectors(i,jt),Yi.lengthSq()===0&&(Math.abs(i.z)===1?jt.x+=1e-4:jt.z+=1e-4,jt.normalize(),Yi.crossVectors(i,jt)),Yi.normalize(),Qs.crossVectors(jt,Yi),s[0]=Yi.x,s[4]=Qs.x,s[8]=jt.x,s[1]=Yi.y,s[5]=Qs.y,s[9]=jt.y,s[2]=Yi.z,s[6]=Qs.z,s[10]=jt.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const i=e.elements,s=t.elements,n=this.elements,a=i[0],o=i[4],l=i[8],c=i[12],h=i[1],u=i[5],d=i[9],f=i[13],g=i[2],v=i[6],m=i[10],p=i[14],y=i[3],_=i[7],E=i[11],A=i[15],S=s[0],R=s[4],I=s[8],T=s[12],b=s[1],D=s[5],N=s[9],k=s[13],V=s[2],j=s[6],q=s[10],te=s[14],G=s[3],Z=s[7],se=s[11],Pe=s[15];return n[0]=a*S+o*b+l*V+c*G,n[4]=a*R+o*D+l*j+c*Z,n[8]=a*I+o*N+l*q+c*se,n[12]=a*T+o*k+l*te+c*Pe,n[1]=h*S+u*b+d*V+f*G,n[5]=h*R+u*D+d*j+f*Z,n[9]=h*I+u*N+d*q+f*se,n[13]=h*T+u*k+d*te+f*Pe,n[2]=g*S+v*b+m*V+p*G,n[6]=g*R+v*D+m*j+p*Z,n[10]=g*I+v*N+m*q+p*se,n[14]=g*T+v*k+m*te+p*Pe,n[3]=y*S+_*b+E*V+A*G,n[7]=y*R+_*D+E*j+A*Z,n[11]=y*I+_*N+E*q+A*se,n[15]=y*T+_*k+E*te+A*Pe,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],i=e[4],s=e[8],n=e[12],a=e[1],o=e[5],l=e[9],c=e[13],h=e[2],u=e[6],d=e[10],f=e[14],g=e[3],v=e[7],m=e[11],p=e[15];return g*(+n*l*u-s*c*u-n*o*d+i*c*d+s*o*f-i*l*f)+v*(+t*l*f-t*c*d+n*a*d-s*a*f+s*c*h-n*l*h)+m*(+t*c*u-t*o*f-n*a*u+i*a*f+n*o*h-i*c*h)+p*(-s*o*h-t*l*u+t*o*d+s*a*u-i*a*d+i*l*h)}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,i){const s=this.elements;return e.isVector3?(s[12]=e.x,s[13]=e.y,s[14]=e.z):(s[12]=e,s[13]=t,s[14]=i),this}invert(){const e=this.elements,t=e[0],i=e[1],s=e[2],n=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8],u=e[9],d=e[10],f=e[11],g=e[12],v=e[13],m=e[14],p=e[15],y=u*m*c-v*d*c+v*l*f-o*m*f-u*l*p+o*d*p,_=g*d*c-h*m*c-g*l*f+a*m*f+h*l*p-a*d*p,E=h*v*c-g*u*c+g*o*f-a*v*f-h*o*p+a*u*p,A=g*u*l-h*v*l-g*o*d+a*v*d+h*o*m-a*u*m,S=t*y+i*_+s*E+n*A;if(S===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const R=1/S;return e[0]=y*R,e[1]=(v*d*n-u*m*n-v*s*f+i*m*f+u*s*p-i*d*p)*R,e[2]=(o*m*n-v*l*n+v*s*c-i*m*c-o*s*p+i*l*p)*R,e[3]=(u*l*n-o*d*n-u*s*c+i*d*c+o*s*f-i*l*f)*R,e[4]=_*R,e[5]=(h*m*n-g*d*n+g*s*f-t*m*f-h*s*p+t*d*p)*R,e[6]=(g*l*n-a*m*n-g*s*c+t*m*c+a*s*p-t*l*p)*R,e[7]=(a*d*n-h*l*n+h*s*c-t*d*c-a*s*f+t*l*f)*R,e[8]=E*R,e[9]=(g*u*n-h*v*n-g*i*f+t*v*f+h*i*p-t*u*p)*R,e[10]=(a*v*n-g*o*n+g*i*c-t*v*c-a*i*p+t*o*p)*R,e[11]=(h*o*n-a*u*n-h*i*c+t*u*c+a*i*f-t*o*f)*R,e[12]=A*R,e[13]=(h*v*s-g*u*s+g*i*d-t*v*d-h*i*m+t*u*m)*R,e[14]=(g*o*s-a*v*s-g*i*l+t*v*l+a*i*m-t*o*m)*R,e[15]=(a*u*s-h*o*s+h*i*l-t*u*l-a*i*d+t*o*d)*R,this}scale(e){const t=this.elements,i=e.x,s=e.y,n=e.z;return t[0]*=i,t[4]*=s,t[8]*=n,t[1]*=i,t[5]*=s,t[9]*=n,t[2]*=i,t[6]*=s,t[10]*=n,t[3]*=i,t[7]*=s,t[11]*=n,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],i=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],s=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,i,s))}makeTranslation(e,t,i){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,i,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),i=Math.sin(e);return this.set(1,0,0,0,0,t,-i,0,0,i,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),i=Math.sin(e);return this.set(t,0,i,0,0,1,0,0,-i,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),i=Math.sin(e);return this.set(t,-i,0,0,i,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const i=Math.cos(t),s=Math.sin(t),n=1-i,a=e.x,o=e.y,l=e.z,c=n*a,h=n*o;return this.set(c*a+i,c*o-s*l,c*l+s*o,0,c*o+s*l,h*o+i,h*l-s*a,0,c*l-s*o,h*l+s*a,n*l*l+i,0,0,0,0,1),this}makeScale(e,t,i){return this.set(e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1),this}makeShear(e,t,i,s,n,a){return this.set(1,i,n,0,e,1,a,0,t,s,1,0,0,0,0,1),this}compose(e,t,i){const s=this.elements,n=t._x,a=t._y,o=t._z,l=t._w,c=n+n,h=a+a,u=o+o,d=n*c,f=n*h,g=n*u,v=a*h,m=a*u,p=o*u,y=l*c,_=l*h,E=l*u,A=i.x,S=i.y,R=i.z;return s[0]=(1-(v+p))*A,s[1]=(f+E)*A,s[2]=(g-_)*A,s[3]=0,s[4]=(f-E)*S,s[5]=(1-(d+p))*S,s[6]=(m+y)*S,s[7]=0,s[8]=(g+_)*R,s[9]=(m-y)*R,s[10]=(1-(d+v))*R,s[11]=0,s[12]=e.x,s[13]=e.y,s[14]=e.z,s[15]=1,this}decompose(e,t,i){const s=this.elements;let n=Ur.set(s[0],s[1],s[2]).length();const a=Ur.set(s[4],s[5],s[6]).length(),o=Ur.set(s[8],s[9],s[10]).length();this.determinant()<0&&(n=-n),e.x=s[12],e.y=s[13],e.z=s[14],oi.copy(this);const l=1/n,c=1/a,h=1/o;return oi.elements[0]*=l,oi.elements[1]*=l,oi.elements[2]*=l,oi.elements[4]*=c,oi.elements[5]*=c,oi.elements[6]*=c,oi.elements[8]*=h,oi.elements[9]*=h,oi.elements[10]*=h,t.setFromRotationMatrix(oi),i.x=n,i.y=a,i.z=o,this}makePerspective(e,t,i,s,n,a,o=Mi,l=!1){const c=this.elements,h=2*n/(t-e),u=2*n/(i-s),d=(t+e)/(t-e),f=(i+s)/(i-s);let g,v;if(l)g=n/(a-n),v=a*n/(a-n);else if(o===Mi)g=-(a+n)/(a-n),v=-2*a*n/(a-n);else if(o===Xs)g=-a/(a-n),v=-a*n/(a-n);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);return c[0]=h,c[4]=0,c[8]=d,c[12]=0,c[1]=0,c[5]=u,c[9]=f,c[13]=0,c[2]=0,c[6]=0,c[10]=g,c[14]=v,c[3]=0,c[7]=0,c[11]=-1,c[15]=0,this}makeOrthographic(e,t,i,s,n,a,o=Mi,l=!1){const c=this.elements,h=2/(t-e),u=2/(i-s),d=-(t+e)/(t-e),f=-(i+s)/(i-s);let g,v;if(l)g=1/(a-n),v=a/(a-n);else if(o===Mi)g=-2/(a-n),v=-(a+n)/(a-n);else if(o===Xs)g=-1/(a-n),v=-n/(a-n);else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);return c[0]=h,c[4]=0,c[8]=0,c[12]=d,c[1]=0,c[5]=u,c[9]=0,c[13]=f,c[2]=0,c[6]=0,c[10]=g,c[14]=v,c[3]=0,c[7]=0,c[11]=0,c[15]=1,this}equals(e){const t=this.elements,i=e.elements;for(let s=0;s<16;s++)if(t[s]!==i[s])return!1;return!0}fromArray(e,t=0){for(let i=0;i<16;i++)this.elements[i]=e[i+t];return this}toArray(e=[],t=0){const i=this.elements;return e[t]=i[0],e[t+1]=i[1],e[t+2]=i[2],e[t+3]=i[3],e[t+4]=i[4],e[t+5]=i[5],e[t+6]=i[6],e[t+7]=i[7],e[t+8]=i[8],e[t+9]=i[9],e[t+10]=i[10],e[t+11]=i[11],e[t+12]=i[12],e[t+13]=i[13],e[t+14]=i[14],e[t+15]=i[15],e}}const Ur=new w,oi=new De,Yu=new w(0,0,0),Ku=new w(1,1,1),Yi=new w,Qs=new w,jt=new w,Fl=new De,zl=new ni;class li{constructor(e=0,t=0,i=0,s=li.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=i,this._order=s}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,i,s=this._order){return this._x=e,this._y=t,this._z=i,this._order=s,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,i=!0){const s=e.elements,n=s[0],a=s[4],o=s[8],l=s[1],c=s[5],h=s[9],u=s[2],d=s[6],f=s[10];switch(t){case"XYZ":this._y=Math.asin(Fe(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,f),this._z=Math.atan2(-a,n)):(this._x=Math.atan2(d,c),this._z=0);break;case"YXZ":this._x=Math.asin(-Fe(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(o,f),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-u,n),this._z=0);break;case"ZXY":this._x=Math.asin(Fe(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-u,f),this._z=Math.atan2(-a,c)):(this._y=0,this._z=Math.atan2(l,n));break;case"ZYX":this._y=Math.asin(-Fe(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(d,f),this._z=Math.atan2(l,n)):(this._x=0,this._z=Math.atan2(-a,c));break;case"YZX":this._z=Math.asin(Fe(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-u,n)):(this._x=0,this._y=Math.atan2(o,f));break;case"XZY":this._z=Math.asin(-Fe(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(d,c),this._y=Math.atan2(o,n)):(this._x=Math.atan2(-h,f),this._y=0);break;default:Me("Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,i===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,i){return Fl.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Fl,t,i)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return zl.setFromEuler(this),this.setFromQuaternion(zl,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],e[3]!==void 0&&(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}}li.DEFAULT_ORDER="XYZ";class $a{constructor(){this.mask=1}set(e){this.mask=(1<<e|0)>>>0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return(this.mask&e.mask)!==0}isEnabled(e){return(this.mask&(1<<e|0))!==0}}let Zu=0;const kl=new w,Nr=new ni,Ui=new De,en=new w,_s=new w,$u=new w,Ju=new ni,Vl=new w(1,0,0),Hl=new w(0,1,0),Gl=new w(0,0,1),Wl={type:"added"},Qu={type:"removed"},Or={type:"childadded",child:null},Ja={type:"childremoved",child:null};class ht extends nr{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Zu++}),this.uuid=ri(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=ht.DEFAULT_UP.clone();const e=new w,t=new li,i=new ni,s=new w(1,1,1);function n(){i.setFromEuler(t,!1)}function a(){t.setFromQuaternion(i,void 0,!1)}t._onChange(n),i._onChange(a),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:i},scale:{configurable:!0,enumerable:!0,value:s},modelViewMatrix:{value:new De},normalMatrix:{value:new Be}}),this.matrix=new De,this.matrixWorld=new De,this.matrixAutoUpdate=ht.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=ht.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new $a,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.customDepthMaterial=void 0,this.customDistanceMaterial=void 0,this.userData={}}onBeforeShadow(){}onAfterShadow(){}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 Nr.setFromAxisAngle(e,t),this.quaternion.multiply(Nr),this}rotateOnWorldAxis(e,t){return Nr.setFromAxisAngle(e,t),this.quaternion.premultiply(Nr),this}rotateX(e){return this.rotateOnAxis(Vl,e)}rotateY(e){return this.rotateOnAxis(Hl,e)}rotateZ(e){return this.rotateOnAxis(Gl,e)}translateOnAxis(e,t){return kl.copy(e).applyQuaternion(this.quaternion),this.position.add(kl.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(Vl,e)}translateY(e){return this.translateOnAxis(Hl,e)}translateZ(e){return this.translateOnAxis(Gl,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Ui.copy(this.matrixWorld).invert())}lookAt(e,t,i){e.isVector3?en.copy(e):en.set(e,t,i);const s=this.parent;this.updateWorldMatrix(!0,!1),_s.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Ui.lookAt(_s,en,this.up):Ui.lookAt(en,_s,this.up),this.quaternion.setFromRotationMatrix(Ui),s&&(Ui.extractRotation(s.matrixWorld),Nr.setFromRotationMatrix(Ui),this.quaternion.premultiply(Nr.invert()))}add(e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(Ve("Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.removeFromParent(),e.parent=this,this.children.push(e),e.dispatchEvent(Wl),Or.child=e,this.dispatchEvent(Or),Or.child=null):Ve("Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let i=0;i<arguments.length;i++)this.remove(arguments[i]);return this}const t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(Qu),Ja.child=e,this.dispatchEvent(Ja),Ja.child=null),this}removeFromParent(){const e=this.parent;return e!==null&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),Ui.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),Ui.multiply(e.parent.matrixWorld)),e.applyMatrix4(Ui),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(Wl),Or.child=e,this.dispatchEvent(Or),Or.child=null,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 i=0,s=this.children.length;i<s;i++){const n=this.children[i].getObjectByProperty(e,t);if(n!==void 0)return n}}getObjectsByProperty(e,t,i=[]){this[e]===t&&i.push(this);const s=this.children;for(let n=0,a=s.length;n<a;n++)s[n].getObjectsByProperty(e,t,i);return i}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(_s,e,$u),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(_s,Ju,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 i=0,s=t.length;i<s;i++)t[i].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let i=0,s=t.length;i<s;i++)t[i].traverseVisible(e)}traverseAncestors(e){const t=this.parent;t!==null&&(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)&&(this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let i=0,s=t.length;i<s;i++)t[i].updateMatrixWorld(e)}updateWorldMatrix(e,t){const i=this.parent;if(e===!0&&i!==null&&i.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),t===!0){const s=this.children;for(let n=0,a=s.length;n<a;n++)s[n].updateWorldMatrix(!1,!0)}}toJSON(e){const t=e===void 0||typeof e=="string",i={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},i.metadata={version:4.7,type:"Object",generator:"Object3D.toJSON"});const s={};s.uuid=this.uuid,s.type=this.type,this.name!==""&&(s.name=this.name),this.castShadow===!0&&(s.castShadow=!0),this.receiveShadow===!0&&(s.receiveShadow=!0),this.visible===!1&&(s.visible=!1),this.frustumCulled===!1&&(s.frustumCulled=!1),this.renderOrder!==0&&(s.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(s.userData=this.userData),s.layers=this.layers.mask,s.matrix=this.matrix.toArray(),s.up=this.up.toArray(),this.matrixAutoUpdate===!1&&(s.matrixAutoUpdate=!1),this.isInstancedMesh&&(s.type="InstancedMesh",s.count=this.count,s.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(s.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(s.type="BatchedMesh",s.perObjectFrustumCulled=this.perObjectFrustumCulled,s.sortObjects=this.sortObjects,s.drawRanges=this._drawRanges,s.reservedRanges=this._reservedRanges,s.geometryInfo=this._geometryInfo.map(o=>({...o,boundingBox:o.boundingBox?o.boundingBox.toJSON():void 0,boundingSphere:o.boundingSphere?o.boundingSphere.toJSON():void 0})),s.instanceInfo=this._instanceInfo.map(o=>({...o})),s.availableInstanceIds=this._availableInstanceIds.slice(),s.availableGeometryIds=this._availableGeometryIds.slice(),s.nextIndexStart=this._nextIndexStart,s.nextVertexStart=this._nextVertexStart,s.geometryCount=this._geometryCount,s.maxInstanceCount=this._maxInstanceCount,s.maxVertexCount=this._maxVertexCount,s.maxIndexCount=this._maxIndexCount,s.geometryInitialized=this._geometryInitialized,s.matricesTexture=this._matricesTexture.toJSON(e),s.indirectTexture=this._indirectTexture.toJSON(e),this._colorsTexture!==null&&(s.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(s.boundingSphere=this.boundingSphere.toJSON()),this.boundingBox!==null&&(s.boundingBox=this.boundingBox.toJSON()));function n(o,l){return o[l.uuid]===void 0&&(o[l.uuid]=l.toJSON(e)),l.uuid}if(this.isScene)this.background&&(this.background.isColor?s.background=this.background.toJSON():this.background.isTexture&&(s.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(s.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){s.geometry=n(e.geometries,this.geometry);const o=this.geometry.parameters;if(o!==void 0&&o.shapes!==void 0){const l=o.shapes;if(Array.isArray(l))for(let c=0,h=l.length;c<h;c++){const u=l[c];n(e.shapes,u)}else n(e.shapes,l)}}if(this.isSkinnedMesh&&(s.bindMode=this.bindMode,s.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(n(e.skeletons,this.skeleton),s.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const o=[];for(let l=0,c=this.material.length;l<c;l++)o.push(n(e.materials,this.material[l]));s.material=o}else s.material=n(e.materials,this.material);if(this.children.length>0){s.children=[];for(let o=0;o<this.children.length;o++)s.children.push(this.children[o].toJSON(e).object)}if(this.animations.length>0){s.animations=[];for(let o=0;o<this.animations.length;o++){const l=this.animations[o];s.animations.push(n(e.animations,l))}}if(t){const o=a(e.geometries),l=a(e.materials),c=a(e.textures),h=a(e.images),u=a(e.shapes),d=a(e.skeletons),f=a(e.animations),g=a(e.nodes);o.length>0&&(i.geometries=o),l.length>0&&(i.materials=l),c.length>0&&(i.textures=c),h.length>0&&(i.images=h),u.length>0&&(i.shapes=u),d.length>0&&(i.skeletons=d),f.length>0&&(i.animations=f),g.length>0&&(i.nodes=g)}return i.object=s,i;function a(o){const l=[];for(const c in o){const h=o[c];delete h.metadata,l.push(h)}return l}}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.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,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.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),t===!0)for(let i=0;i<e.children.length;i++){const s=e.children[i];this.add(s.clone())}return this}}ht.DEFAULT_UP=new w(0,1,0),ht.DEFAULT_MATRIX_AUTO_UPDATE=!0,ht.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const ci=new w,Ni=new w,Qa=new w,Oi=new w,Br=new w,Fr=new w,jl=new w,eo=new w,to=new w,io=new w,ro=new Ke,so=new Ke,no=new Ke;class hi{constructor(e=new w,t=new w,i=new w){this.a=e,this.b=t,this.c=i}static getNormal(e,t,i,s){s.subVectors(i,t),ci.subVectors(e,t),s.cross(ci);const n=s.lengthSq();return n>0?s.multiplyScalar(1/Math.sqrt(n)):s.set(0,0,0)}static getBarycoord(e,t,i,s,n){ci.subVectors(s,t),Ni.subVectors(i,t),Qa.subVectors(e,t);const a=ci.dot(ci),o=ci.dot(Ni),l=ci.dot(Qa),c=Ni.dot(Ni),h=Ni.dot(Qa),u=a*c-o*o;if(u===0)return n.set(0,0,0),null;const d=1/u,f=(c*l-o*h)*d,g=(a*h-o*l)*d;return n.set(1-f-g,g,f)}static containsPoint(e,t,i,s){return this.getBarycoord(e,t,i,s,Oi)===null?!1:Oi.x>=0&&Oi.y>=0&&Oi.x+Oi.y<=1}static getInterpolation(e,t,i,s,n,a,o,l){return this.getBarycoord(e,t,i,s,Oi)===null?(l.x=0,l.y=0,"z"in l&&(l.z=0),"w"in l&&(l.w=0),null):(l.setScalar(0),l.addScaledVector(n,Oi.x),l.addScaledVector(a,Oi.y),l.addScaledVector(o,Oi.z),l)}static getInterpolatedAttribute(e,t,i,s,n,a){return ro.setScalar(0),so.setScalar(0),no.setScalar(0),ro.fromBufferAttribute(e,t),so.fromBufferAttribute(e,i),no.fromBufferAttribute(e,s),a.setScalar(0),a.addScaledVector(ro,n.x),a.addScaledVector(so,n.y),a.addScaledVector(no,n.z),a}static isFrontFacing(e,t,i,s){return ci.subVectors(i,t),Ni.subVectors(e,t),ci.cross(Ni).dot(s)<0}set(e,t,i){return this.a.copy(e),this.b.copy(t),this.c.copy(i),this}setFromPointsAndIndices(e,t,i,s){return this.a.copy(e[t]),this.b.copy(e[i]),this.c.copy(e[s]),this}setFromAttributeAndIndices(e,t,i,s){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,i),this.c.fromBufferAttribute(e,s),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 ci.subVectors(this.c,this.b),Ni.subVectors(this.a,this.b),ci.cross(Ni).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return hi.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return hi.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,i,s,n){return hi.getInterpolation(e,this.a,this.b,this.c,t,i,s,n)}containsPoint(e){return hi.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return hi.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const i=this.a,s=this.b,n=this.c;let a,o;Br.subVectors(s,i),Fr.subVectors(n,i),eo.subVectors(e,i);const l=Br.dot(eo),c=Fr.dot(eo);if(l<=0&&c<=0)return t.copy(i);to.subVectors(e,s);const h=Br.dot(to),u=Fr.dot(to);if(h>=0&&u<=h)return t.copy(s);const d=l*u-h*c;if(d<=0&&l>=0&&h<=0)return a=l/(l-h),t.copy(i).addScaledVector(Br,a);io.subVectors(e,n);const f=Br.dot(io),g=Fr.dot(io);if(g>=0&&f<=g)return t.copy(n);const v=f*c-l*g;if(v<=0&&c>=0&&g<=0)return o=c/(c-g),t.copy(i).addScaledVector(Fr,o);const m=h*g-f*u;if(m<=0&&u-h>=0&&f-g>=0)return jl.subVectors(n,s),o=(u-h)/(u-h+(f-g)),t.copy(s).addScaledVector(jl,o);const p=1/(m+v+d);return a=v*p,o=d*p,t.copy(i).addScaledVector(Br,a).addScaledVector(Fr,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const Xl={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},Ki={h:0,s:0,l:0},tn={h:0,s:0,l:0};function ao(r,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?r+(e-r)*6*t:t<1/2?e:t<2/3?r+(e-r)*6*(2/3-t):r}class _e{constructor(e,t,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,i)}set(e,t,i){if(t===void 0&&i===void 0){const s=e;s&&s.isColor?this.copy(s):typeof s=="number"?this.setHex(s):typeof s=="string"&&this.setStyle(s)}else this.setRGB(e,t,i);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=St){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,je.colorSpaceToWorking(this,t),this}setRGB(e,t,i,s=je.workingColorSpace){return this.r=e,this.g=t,this.b=i,je.colorSpaceToWorking(this,s),this}setHSL(e,t,i,s=je.workingColorSpace){if(e=za(e,1),t=Fe(t,0,1),i=Fe(i,0,1),t===0)this.r=this.g=this.b=i;else{const n=i<=.5?i*(1+t):i+t-i*t,a=2*i-n;this.r=ao(a,n,e+1/3),this.g=ao(a,n,e),this.b=ao(a,n,e-1/3)}return je.colorSpaceToWorking(this,s),this}setStyle(e,t=St){function i(n){n!==void 0&&parseFloat(n)<1&&Me("Color: Alpha component of "+e+" will be ignored.")}let s;if(s=/^(\w+)\(([^\)]*)\)/.exec(e)){let n;const a=s[1],o=s[2];switch(a){case"rgb":case"rgba":if(n=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return i(n[4]),this.setRGB(Math.min(255,parseInt(n[1],10))/255,Math.min(255,parseInt(n[2],10))/255,Math.min(255,parseInt(n[3],10))/255,t);if(n=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return i(n[4]),this.setRGB(Math.min(100,parseInt(n[1],10))/100,Math.min(100,parseInt(n[2],10))/100,Math.min(100,parseInt(n[3],10))/100,t);break;case"hsl":case"hsla":if(n=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return i(n[4]),this.setHSL(parseFloat(n[1])/360,parseFloat(n[2])/100,parseFloat(n[3])/100,t);break;default:Me("Color: Unknown color model "+e)}}else if(s=/^\#([A-Fa-f\d]+)$/.exec(e)){const n=s[1],a=n.length;if(a===3)return this.setRGB(parseInt(n.charAt(0),16)/15,parseInt(n.charAt(1),16)/15,parseInt(n.charAt(2),16)/15,t);if(a===6)return this.setHex(parseInt(n,16),t);Me("Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=St){const i=Xl[e.toLowerCase()];return i!==void 0?this.setHex(i,t):Me("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=Di(e.r),this.g=Di(e.g),this.b=Di(e.b),this}copyLinearToSRGB(e){return this.r=Rr(e.r),this.g=Rr(e.g),this.b=Rr(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=St){return je.workingToColorSpace(Ut.copy(this),e),Math.round(Fe(Ut.r*255,0,255))*65536+Math.round(Fe(Ut.g*255,0,255))*256+Math.round(Fe(Ut.b*255,0,255))}getHexString(e=St){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=je.workingColorSpace){je.workingToColorSpace(Ut.copy(this),t);const i=Ut.r,s=Ut.g,n=Ut.b,a=Math.max(i,s,n),o=Math.min(i,s,n);let l,c;const h=(o+a)/2;if(o===a)l=0,c=0;else{const u=a-o;switch(c=h<=.5?u/(a+o):u/(2-a-o),a){case i:l=(s-n)/u+(s<n?6:0);break;case s:l=(n-i)/u+2;break;case n:l=(i-s)/u+4;break}l/=6}return e.h=l,e.s=c,e.l=h,e}getRGB(e,t=je.workingColorSpace){return je.workingToColorSpace(Ut.copy(this),t),e.r=Ut.r,e.g=Ut.g,e.b=Ut.b,e}getStyle(e=St){je.workingToColorSpace(Ut.copy(this),e);const t=Ut.r,i=Ut.g,s=Ut.b;return e!==St?`color(${e} ${t.toFixed(3)} ${i.toFixed(3)} ${s.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(i*255)},${Math.round(s*255)})`}offsetHSL(e,t,i){return this.getHSL(Ki),this.setHSL(Ki.h+e,Ki.s+t,Ki.l+i)}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,i){return this.r=e.r+(t.r-e.r)*i,this.g=e.g+(t.g-e.g)*i,this.b=e.b+(t.b-e.b)*i,this}lerpHSL(e,t){this.getHSL(Ki),e.getHSL(tn);const i=ms(Ki.h,tn.h,t),s=ms(Ki.s,tn.s,t),n=ms(Ki.l,tn.l,t);return this.setHSL(i,s,n),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,i=this.g,s=this.b,n=e.elements;return this.r=n[0]*t+n[3]*i+n[6]*s,this.g=n[1]*t+n[4]*i+n[7]*s,this.b=n[2]*t+n[5]*i+n[8]*s,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}}const Ut=new _e;_e.NAMES=Xl;let ed=0;class Kt extends nr{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:ed++}),this.uuid=ri(),this.name="",this.type="Material",this.blending=yr,this.side=_i,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=Bn,this.blendDst=Fn,this.blendEquation=ti,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new _e(0,0,0),this.blendAlpha=0,this.depthFunc=Mr,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Ba,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=wr,this.stencilZFail=wr,this.stencilZPass=wr,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.allowOverride=!0,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}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const i=e[t];if(i===void 0){Me(`Material: parameter '${t}' has value of undefined.`);continue}const s=this[t];if(s===void 0){Me(`Material: '${t}' is not a property of THREE.${this.type}.`);continue}s&&s.isColor?s.set(i):s&&s.isVector3&&i&&i.isVector3?s.copy(i):this[t]=i}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const i={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};i.uuid=this.uuid,i.type=this.type,this.name!==""&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),this.roughness!==void 0&&(i.roughness=this.roughness),this.metalness!==void 0&&(i.metalness=this.metalness),this.sheen!==void 0&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),this.emissiveIntensity!==void 0&&this.emissiveIntensity!==1&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(i.shininess=this.shininess),this.clearcoat!==void 0&&(i.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.sheenColorMap&&this.sheenColorMap.isTexture&&(i.sheenColorMap=this.sheenColorMap.toJSON(e).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(i.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(e).uuid),this.dispersion!==void 0&&(i.dispersion=this.dispersion),this.iridescence!==void 0&&(i.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(i.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(i.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(e).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(e).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(e).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(e).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(e).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(i.combine=this.combine)),this.envMapRotation!==void 0&&(i.envMapRotation=this.envMapRotation.toArray()),this.envMapIntensity!==void 0&&(i.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(i.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(i.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(i.size=this.size),this.shadowSide!==null&&(i.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(i.sizeAttenuation=this.sizeAttenuation),this.blending!==yr&&(i.blending=this.blending),this.side!==_i&&(i.side=this.side),this.vertexColors===!0&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),this.transparent===!0&&(i.transparent=!0),this.blendSrc!==Bn&&(i.blendSrc=this.blendSrc),this.blendDst!==Fn&&(i.blendDst=this.blendDst),this.blendEquation!==ti&&(i.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(i.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(i.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(i.blendAlpha=this.blendAlpha),this.depthFunc!==Mr&&(i.depthFunc=this.depthFunc),this.depthTest===!1&&(i.depthTest=this.depthTest),this.depthWrite===!1&&(i.depthWrite=this.depthWrite),this.colorWrite===!1&&(i.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(i.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==Ba&&(i.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(i.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==wr&&(i.stencilFail=this.stencilFail),this.stencilZFail!==wr&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==wr&&(i.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(i.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(i.rotation=this.rotation),this.polygonOffset===!0&&(i.polygonOffset=!0),this.polygonOffsetFactor!==0&&(i.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(i.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(i.linewidth=this.linewidth),this.dashSize!==void 0&&(i.dashSize=this.dashSize),this.gapSize!==void 0&&(i.gapSize=this.gapSize),this.scale!==void 0&&(i.scale=this.scale),this.dithering===!0&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),this.alphaHash===!0&&(i.alphaHash=!0),this.alphaToCoverage===!0&&(i.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(i.premultipliedAlpha=!0),this.forceSinglePass===!0&&(i.forceSinglePass=!0),this.wireframe===!0&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(i.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(i.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(i.flatShading=!0),this.visible===!1&&(i.visible=!1),this.toneMapped===!1&&(i.toneMapped=!1),this.fog===!1&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData);function s(n){const a=[];for(const o in n){const l=n[o];delete l.metadata,a.push(l)}return a}if(t){const n=s(e.textures),a=s(e.images);n.length>0&&(i.textures=n),a.length>0&&(i.images=a)}return i}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.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,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 i=null;if(t!==null){const s=t.length;i=new Array(s);for(let n=0;n!==s;++n)i[n]=t[n].clone()}return this.clippingPlanes=i,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.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,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){e===!0&&this.version++}}class Ot extends Kt{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new _e(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new li,this.combine=Yn,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.envMapRotation.copy(e.envMapRotation),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 Bi=td();function td(){const r=new ArrayBuffer(4),e=new Float32Array(r),t=new Uint32Array(r),i=new Uint32Array(512),s=new Uint32Array(512);for(let l=0;l<256;++l){const c=l-127;c<-27?(i[l]=0,i[l|256]=32768,s[l]=24,s[l|256]=24):c<-14?(i[l]=1024>>-c-14,i[l|256]=1024>>-c-14|32768,s[l]=-c-1,s[l|256]=-c-1):c<=15?(i[l]=c+15<<10,i[l|256]=c+15<<10|32768,s[l]=13,s[l|256]=13):c<128?(i[l]=31744,i[l|256]=64512,s[l]=24,s[l|256]=24):(i[l]=31744,i[l|256]=64512,s[l]=13,s[l|256]=13)}const n=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let l=1;l<1024;++l){let c=l<<13,h=0;for(;(c&8388608)===0;)c<<=1,h-=8388608;c&=-8388609,h+=947912704,n[l]=c|h}for(let l=1024;l<2048;++l)n[l]=939524096+(l-1024<<13);for(let l=1;l<31;++l)a[l]=l<<23;a[31]=1199570944,a[32]=2147483648;for(let l=33;l<63;++l)a[l]=2147483648+(l-32<<23);a[63]=3347054592;for(let l=1;l<64;++l)l!==32&&(o[l]=1024);return{floatView:e,uint32View:t,baseTable:i,shiftTable:s,mantissaTable:n,exponentTable:a,offsetTable:o}}function id(r){Math.abs(r)>65504&&Me("DataUtils.toHalfFloat(): Value out of range."),r=Fe(r,-65504,65504),Bi.floatView[0]=r;const e=Bi.uint32View[0],t=e>>23&511;return Bi.baseTable[t]+((e&8388607)>>Bi.shiftTable[t])}function rd(r){const e=r>>10;return Bi.uint32View[0]=Bi.mantissaTable[Bi.offsetTable[e]+(r&1023)]+Bi.exponentTable[e],Bi.floatView[0]}class rn{static toHalfFloat(e){return id(e)}static fromHalfFloat(e){return rd(e)}}const xt=new w,sn=new oe;let sd=0;class Bt{constructor(e,t,i=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:sd++}),this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=i,this.usage=Fa,this.updateRanges=[],this.gpuType=Vt,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}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.gpuType=e.gpuType,this}copyAt(e,t,i){e*=this.itemSize,i*=t.itemSize;for(let s=0,n=this.itemSize;s<n;s++)this.array[e+s]=t.array[i+s];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,i=this.count;t<i;t++)sn.fromBufferAttribute(this,t),sn.applyMatrix3(e),this.setXY(t,sn.x,sn.y);else if(this.itemSize===3)for(let t=0,i=this.count;t<i;t++)xt.fromBufferAttribute(this,t),xt.applyMatrix3(e),this.setXYZ(t,xt.x,xt.y,xt.z);return this}applyMatrix4(e){for(let t=0,i=this.count;t<i;t++)xt.fromBufferAttribute(this,t),xt.applyMatrix4(e),this.setXYZ(t,xt.x,xt.y,xt.z);return this}applyNormalMatrix(e){for(let t=0,i=this.count;t<i;t++)xt.fromBufferAttribute(this,t),xt.applyNormalMatrix(e),this.setXYZ(t,xt.x,xt.y,xt.z);return this}transformDirection(e){for(let t=0,i=this.count;t<i;t++)xt.fromBufferAttribute(this,t),xt.transformDirection(e),this.setXYZ(t,xt.x,xt.y,xt.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let i=this.array[e*this.itemSize+t];return this.normalized&&(i=si(i,this.array)),i}setComponent(e,t,i){return this.normalized&&(i=tt(i,this.array)),this.array[e*this.itemSize+t]=i,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=si(t,this.array)),t}setX(e,t){return this.normalized&&(t=tt(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=si(t,this.array)),t}setY(e,t){return this.normalized&&(t=tt(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=si(t,this.array)),t}setZ(e,t){return this.normalized&&(t=tt(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=si(t,this.array)),t}setW(e,t){return this.normalized&&(t=tt(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,i){return e*=this.itemSize,this.normalized&&(t=tt(t,this.array),i=tt(i,this.array)),this.array[e+0]=t,this.array[e+1]=i,this}setXYZ(e,t,i,s){return e*=this.itemSize,this.normalized&&(t=tt(t,this.array),i=tt(i,this.array),s=tt(s,this.array)),this.array[e+0]=t,this.array[e+1]=i,this.array[e+2]=s,this}setXYZW(e,t,i,s,n){return e*=this.itemSize,this.normalized&&(t=tt(t,this.array),i=tt(i,this.array),s=tt(s,this.array),n=tt(n,this.array)),this.array[e+0]=t,this.array[e+1]=i,this.array[e+2]=s,this.array[e+3]=n,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!==Fa&&(e.usage=this.usage),e}}class ql extends Bt{constructor(e,t,i){super(new Uint16Array(e),t,i)}}class Yl extends Bt{constructor(e,t,i){super(new Uint32Array(e),t,i)}}class ui extends Bt{constructor(e,t,i){super(new Float32Array(e),t,i)}}let nd=0;const Zt=new De,oo=new ht,zr=new w,Xt=new wt,xs=new wt,Ct=new w;class $t extends nr{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:nd++}),this.uuid=ri(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(Dl(e)?Yl:ql)(e,1):this.index=e,this}setIndirect(e){return this.indirect=e,this}getIndirect(){return this.indirect}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 this.attributes[e]!==void 0}addGroup(e,t,i=0){this.groups.push({start:e,count:t,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;t!==void 0&&(t.applyMatrix4(e),t.needsUpdate=!0);const i=this.attributes.normal;if(i!==void 0){const n=new Be().getNormalMatrix(e);i.applyNormalMatrix(n),i.needsUpdate=!0}const s=this.attributes.tangent;return s!==void 0&&(s.transformDirection(e),s.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return Zt.makeRotationFromQuaternion(e),this.applyMatrix4(Zt),this}rotateX(e){return Zt.makeRotationX(e),this.applyMatrix4(Zt),this}rotateY(e){return Zt.makeRotationY(e),this.applyMatrix4(Zt),this}rotateZ(e){return Zt.makeRotationZ(e),this.applyMatrix4(Zt),this}translate(e,t,i){return Zt.makeTranslation(e,t,i),this.applyMatrix4(Zt),this}scale(e,t,i){return Zt.makeScale(e,t,i),this.applyMatrix4(Zt),this}lookAt(e){return oo.lookAt(e),oo.updateMatrix(),this.applyMatrix4(oo.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(zr).negate(),this.translate(zr.x,zr.y,zr.z),this}setFromPoints(e){const t=this.getAttribute("position");if(t===void 0){const i=[];for(let s=0,n=e.length;s<n;s++){const a=e[s];i.push(a.x,a.y,a.z||0)}this.setAttribute("position",new ui(i,3))}else{const i=Math.min(e.length,t.count);for(let s=0;s<i;s++){const n=e[s];t.setXYZ(s,n.x,n.y,n.z||0)}e.length>t.count&&Me("BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),t.needsUpdate=!0}return this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new wt);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){Ve("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new w(-1/0,-1/0,-1/0),new w(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let i=0,s=t.length;i<s;i++){const n=t[i];Xt.setFromBufferAttribute(n),this.morphTargetsRelative?(Ct.addVectors(this.boundingBox.min,Xt.min),this.boundingBox.expandByPoint(Ct),Ct.addVectors(this.boundingBox.max,Xt.max),this.boundingBox.expandByPoint(Ct)):(this.boundingBox.expandByPoint(Xt.min),this.boundingBox.expandByPoint(Xt.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&Ve('BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){this.boundingSphere===null&&(this.boundingSphere=new bi);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){Ve("BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new w,1/0);return}if(e){const i=this.boundingSphere.center;if(Xt.setFromBufferAttribute(e),t)for(let n=0,a=t.length;n<a;n++){const o=t[n];xs.setFromBufferAttribute(o),this.morphTargetsRelative?(Ct.addVectors(Xt.min,xs.min),Xt.expandByPoint(Ct),Ct.addVectors(Xt.max,xs.max),Xt.expandByPoint(Ct)):(Xt.expandByPoint(xs.min),Xt.expandByPoint(xs.max))}Xt.getCenter(i);let s=0;for(let n=0,a=e.count;n<a;n++)Ct.fromBufferAttribute(e,n),s=Math.max(s,i.distanceToSquared(Ct));if(t)for(let n=0,a=t.length;n<a;n++){const o=t[n],l=this.morphTargetsRelative;for(let c=0,h=o.count;c<h;c++)Ct.fromBufferAttribute(o,c),l&&(zr.fromBufferAttribute(e,c),Ct.add(zr)),s=Math.max(s,i.distanceToSquared(Ct))}this.boundingSphere.radius=Math.sqrt(s),isNaN(this.boundingSphere.radius)&&Ve('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(e===null||t.position===void 0||t.normal===void 0||t.uv===void 0){Ve("BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}const i=t.position,s=t.normal,n=t.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new Bt(new Float32Array(4*i.count),4));const a=this.getAttribute("tangent"),o=[],l=[];for(let I=0;I<i.count;I++)o[I]=new w,l[I]=new w;const c=new w,h=new w,u=new w,d=new oe,f=new oe,g=new oe,v=new w,m=new w;function p(I,T,b){c.fromBufferAttribute(i,I),h.fromBufferAttribute(i,T),u.fromBufferAttribute(i,b),d.fromBufferAttribute(n,I),f.fromBufferAttribute(n,T),g.fromBufferAttribute(n,b),h.sub(c),u.sub(c),f.sub(d),g.sub(d);const D=1/(f.x*g.y-g.x*f.y);isFinite(D)&&(v.copy(h).multiplyScalar(g.y).addScaledVector(u,-f.y).multiplyScalar(D),m.copy(u).multiplyScalar(f.x).addScaledVector(h,-g.x).multiplyScalar(D),o[I].add(v),o[T].add(v),o[b].add(v),l[I].add(m),l[T].add(m),l[b].add(m))}let y=this.groups;y.length===0&&(y=[{start:0,count:e.count}]);for(let I=0,T=y.length;I<T;++I){const b=y[I],D=b.start,N=b.count;for(let k=D,V=D+N;k<V;k+=3)p(e.getX(k+0),e.getX(k+1),e.getX(k+2))}const _=new w,E=new w,A=new w,S=new w;function R(I){A.fromBufferAttribute(s,I),S.copy(A);const T=o[I];_.copy(T),_.sub(A.multiplyScalar(A.dot(T))).normalize(),E.crossVectors(S,T);const b=E.dot(l[I])<0?-1:1;a.setXYZW(I,_.x,_.y,_.z,b)}for(let I=0,T=y.length;I<T;++I){const b=y[I],D=b.start,N=b.count;for(let k=D,V=D+N;k<V;k+=3)R(e.getX(k+0)),R(e.getX(k+1)),R(e.getX(k+2))}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(t!==void 0){let i=this.getAttribute("normal");if(i===void 0)i=new Bt(new Float32Array(t.count*3),3),this.setAttribute("normal",i);else for(let d=0,f=i.count;d<f;d++)i.setXYZ(d,0,0,0);const s=new w,n=new w,a=new w,o=new w,l=new w,c=new w,h=new w,u=new w;if(e)for(let d=0,f=e.count;d<f;d+=3){const g=e.getX(d+0),v=e.getX(d+1),m=e.getX(d+2);s.fromBufferAttribute(t,g),n.fromBufferAttribute(t,v),a.fromBufferAttribute(t,m),h.subVectors(a,n),u.subVectors(s,n),h.cross(u),o.fromBufferAttribute(i,g),l.fromBufferAttribute(i,v),c.fromBufferAttribute(i,m),o.add(h),l.add(h),c.add(h),i.setXYZ(g,o.x,o.y,o.z),i.setXYZ(v,l.x,l.y,l.z),i.setXYZ(m,c.x,c.y,c.z)}else for(let d=0,f=t.count;d<f;d+=3)s.fromBufferAttribute(t,d+0),n.fromBufferAttribute(t,d+1),a.fromBufferAttribute(t,d+2),h.subVectors(a,n),u.subVectors(s,n),h.cross(u),i.setXYZ(d+0,h.x,h.y,h.z),i.setXYZ(d+1,h.x,h.y,h.z),i.setXYZ(d+2,h.x,h.y,h.z);this.normalizeNormals(),i.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,i=e.count;t<i;t++)Ct.fromBufferAttribute(e,t),Ct.normalize(),e.setXYZ(t,Ct.x,Ct.y,Ct.z)}toNonIndexed(){function e(o,l){const c=o.array,h=o.itemSize,u=o.normalized,d=new c.constructor(l.length*h);let f=0,g=0;for(let v=0,m=l.length;v<m;v++){o.isInterleavedBufferAttribute?f=l[v]*o.data.stride+o.offset:f=l[v]*h;for(let p=0;p<h;p++)d[g++]=c[f++]}return new Bt(d,h,u)}if(this.index===null)return Me("BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new $t,i=this.index.array,s=this.attributes;for(const o in s){const l=s[o],c=e(l,i);t.setAttribute(o,c)}const n=this.morphAttributes;for(const o in n){const l=[],c=n[o];for(let h=0,u=c.length;h<u;h++){const d=c[h],f=e(d,i);l.push(f)}t.morphAttributes[o]=l}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let o=0,l=a.length;o<l;o++){const c=a[o];t.addGroup(c.start,c.count,c.materialIndex)}return t}toJSON(){const e={metadata:{version:4.7,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),this.parameters!==void 0){const l=this.parameters;for(const c in l)l[c]!==void 0&&(e[c]=l[c]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const i=this.attributes;for(const l in i){const c=i[l];e.data.attributes[l]=c.toJSON(e.data)}const s={};let n=!1;for(const l in this.morphAttributes){const c=this.morphAttributes[l],h=[];for(let u=0,d=c.length;u<d;u++){const f=c[u];h.push(f.toJSON(e.data))}h.length>0&&(s[l]=h,n=!0)}n&&(e.data.morphAttributes=s,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const o=this.boundingSphere;return o!==null&&(e.data.boundingSphere=o.toJSON()),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 i=e.index;i!==null&&this.setIndex(i.clone());const s=e.attributes;for(const c in s){const h=s[c];this.setAttribute(c,h.clone(t))}const n=e.morphAttributes;for(const c in n){const h=[],u=n[c];for(let d=0,f=u.length;d<f;d++)h.push(u[d].clone(t));this.morphAttributes[c]=h}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let c=0,h=a.length;c<h;c++){const u=a[c];this.addGroup(u.start,u.count,u.materialIndex)}const o=e.boundingBox;o!==null&&(this.boundingBox=o.clone());const l=e.boundingSphere;return l!==null&&(this.boundingSphere=l.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Kl=new De,lr=new Ir,nn=new bi,Zl=new w,an=new w,on=new w,ln=new w,lo=new w,cn=new w,$l=new w,hn=new w;class rt extends ht{constructor(e=new $t,t=new Ot){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),e.morphTargetInfluences!==void 0&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),e.morphTargetDictionary!==void 0&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const i=e[t[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,n=i.length;s<n;s++){const a=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}getVertexPosition(e,t){const i=this.geometry,s=i.attributes.position,n=i.morphAttributes.position,a=i.morphTargetsRelative;t.fromBufferAttribute(s,e);const o=this.morphTargetInfluences;if(n&&o){cn.set(0,0,0);for(let l=0,c=n.length;l<c;l++){const h=o[l],u=n[l];h!==0&&(lo.fromBufferAttribute(u,e),a?cn.addScaledVector(lo,h):cn.addScaledVector(lo.sub(t),h))}t.add(cn)}return t}raycast(e,t){const i=this.geometry,s=this.material,n=this.matrixWorld;s!==void 0&&(i.boundingSphere===null&&i.computeBoundingSphere(),nn.copy(i.boundingSphere),nn.applyMatrix4(n),lr.copy(e.ray).recast(e.near),!(nn.containsPoint(lr.origin)===!1&&(lr.intersectSphere(nn,Zl)===null||lr.origin.distanceToSquared(Zl)>(e.far-e.near)**2))&&(Kl.copy(n).invert(),lr.copy(e.ray).applyMatrix4(Kl),!(i.boundingBox!==null&&lr.intersectsBox(i.boundingBox)===!1)&&this._computeIntersections(e,t,lr)))}_computeIntersections(e,t,i){let s;const n=this.geometry,a=this.material,o=n.index,l=n.attributes.position,c=n.attributes.uv,h=n.attributes.uv1,u=n.attributes.normal,d=n.groups,f=n.drawRange;if(o!==null)if(Array.isArray(a))for(let g=0,v=d.length;g<v;g++){const m=d[g],p=a[m.materialIndex],y=Math.max(m.start,f.start),_=Math.min(o.count,Math.min(m.start+m.count,f.start+f.count));for(let E=y,A=_;E<A;E+=3){const S=o.getX(E),R=o.getX(E+1),I=o.getX(E+2);s=un(this,p,e,i,c,h,u,S,R,I),s&&(s.faceIndex=Math.floor(E/3),s.face.materialIndex=m.materialIndex,t.push(s))}}else{const g=Math.max(0,f.start),v=Math.min(o.count,f.start+f.count);for(let m=g,p=v;m<p;m+=3){const y=o.getX(m),_=o.getX(m+1),E=o.getX(m+2);s=un(this,a,e,i,c,h,u,y,_,E),s&&(s.faceIndex=Math.floor(m/3),t.push(s))}}else if(l!==void 0)if(Array.isArray(a))for(let g=0,v=d.length;g<v;g++){const m=d[g],p=a[m.materialIndex],y=Math.max(m.start,f.start),_=Math.min(l.count,Math.min(m.start+m.count,f.start+f.count));for(let E=y,A=_;E<A;E+=3){const S=E,R=E+1,I=E+2;s=un(this,p,e,i,c,h,u,S,R,I),s&&(s.faceIndex=Math.floor(E/3),s.face.materialIndex=m.materialIndex,t.push(s))}}else{const g=Math.max(0,f.start),v=Math.min(l.count,f.start+f.count);for(let m=g,p=v;m<p;m+=3){const y=m,_=m+1,E=m+2;s=un(this,a,e,i,c,h,u,y,_,E),s&&(s.faceIndex=Math.floor(m/3),t.push(s))}}}}function ad(r,e,t,i,s,n,a,o){let l;if(e.side===Nt?l=i.intersectTriangle(a,n,s,!0,o):l=i.intersectTriangle(s,n,a,e.side===_i,o),l===null)return null;hn.copy(o),hn.applyMatrix4(r.matrixWorld);const c=t.ray.origin.distanceTo(hn);return c<t.near||c>t.far?null:{distance:c,point:hn.clone(),object:r}}function un(r,e,t,i,s,n,a,o,l,c){r.getVertexPosition(o,an),r.getVertexPosition(l,on),r.getVertexPosition(c,ln);const h=ad(r,e,t,i,an,on,ln,$l);if(h){const u=new w;hi.getBarycoord($l,an,on,ln,u),s&&(h.uv=hi.getInterpolatedAttribute(s,o,l,c,u,new oe)),n&&(h.uv1=hi.getInterpolatedAttribute(n,o,l,c,u,new oe)),a&&(h.normal=hi.getInterpolatedAttribute(a,o,l,c,u,new w),h.normal.dot(i.direction)>0&&h.normal.multiplyScalar(-1));const d={a:o,b:l,c,normal:new w,materialIndex:0};hi.getNormal(an,on,ln,d.normal),h.face=d,h.barycoord=u}return h}class cr extends $t{constructor(e=1,t=1,i=1,s=1,n=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:i,widthSegments:s,heightSegments:n,depthSegments:a};const o=this;s=Math.floor(s),n=Math.floor(n),a=Math.floor(a);const l=[],c=[],h=[],u=[];let d=0,f=0;g("z","y","x",-1,-1,i,t,e,a,n,0),g("z","y","x",1,-1,i,t,-e,a,n,1),g("x","z","y",1,1,e,i,t,s,a,2),g("x","z","y",1,-1,e,i,-t,s,a,3),g("x","y","z",1,-1,e,t,i,s,n,4),g("x","y","z",-1,-1,e,t,-i,s,n,5),this.setIndex(l),this.setAttribute("position",new ui(c,3)),this.setAttribute("normal",new ui(h,3)),this.setAttribute("uv",new ui(u,2));function g(v,m,p,y,_,E,A,S,R,I,T){const b=E/R,D=A/I,N=E/2,k=A/2,V=S/2,j=R+1,q=I+1;let te=0,G=0;const Z=new w;for(let se=0;se<q;se++){const Pe=se*D-k;for(let ke=0;ke<j;ke++){const qe=ke*b-N;Z[v]=qe*y,Z[m]=Pe*_,Z[p]=V,c.push(Z.x,Z.y,Z.z),Z[v]=0,Z[m]=0,Z[p]=S>0?1:-1,h.push(Z.x,Z.y,Z.z),u.push(ke/R),u.push(1-se/I),te+=1}}for(let se=0;se<I;se++)for(let Pe=0;Pe<R;Pe++){const ke=d+Pe+j*se,qe=d+Pe+j*(se+1),Ze=d+(Pe+1)+j*(se+1),$e=d+(Pe+1)+j*se;l.push(ke,qe,$e),l.push(qe,Ze,$e),G+=6}o.addGroup(f,G,T),f+=G,d+=te}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new cr(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function kr(r){const e={};for(const t in r){e[t]={};for(const i in r[t]){const s=r[t][i];s&&(s.isColor||s.isMatrix3||s.isMatrix4||s.isVector2||s.isVector3||s.isVector4||s.isTexture||s.isQuaternion)?s.isRenderTargetTexture?(Me("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][i]=null):e[t][i]=s.clone():Array.isArray(s)?e[t][i]=s.slice():e[t][i]=s}}return e}function Ft(r){const e={};for(let t=0;t<r.length;t++){const i=kr(r[t]);for(const s in i)e[s]=i[s]}return e}function od(r){const e=[];for(let t=0;t<r.length;t++)e.push(r[t].clone());return e}function Jl(r){const e=r.getRenderTarget();return e===null?r.outputColorSpace:e.isXRRenderTarget===!0?e.texture.colorSpace:je.workingColorSpace}const di={clone:kr,merge:Ft};var ld=`void main() {
	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
}`,cd=`void main() {
	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
}`;class ot extends Kt{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=ld,this.fragmentShader=cd,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={clipCullDistance:!1,multiDraw:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,e!==void 0&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=kr(e.uniforms),this.uniformsGroups=od(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 s in this.uniforms){const n=this.uniforms[s].value;n&&n.isTexture?t.uniforms[s]={type:"t",value:n.toJSON(e).uuid}:n&&n.isColor?t.uniforms[s]={type:"c",value:n.getHex()}:n&&n.isVector2?t.uniforms[s]={type:"v2",value:n.toArray()}:n&&n.isVector3?t.uniforms[s]={type:"v3",value:n.toArray()}:n&&n.isVector4?t.uniforms[s]={type:"v4",value:n.toArray()}:n&&n.isMatrix3?t.uniforms[s]={type:"m3",value:n.toArray()}:n&&n.isMatrix4?t.uniforms[s]={type:"m4",value:n.toArray()}:t.uniforms[s]={value:n}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const i={};for(const s in this.extensions)this.extensions[s]===!0&&(i[s]=!0);return Object.keys(i).length>0&&(t.extensions=i),t}}class Ql extends ht{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new De,this.projectionMatrix=new De,this.projectionMatrixInverse=new De,this.coordinateSystem=Mi,this._reversedDepth=!1}get reversedDepth(){return this._reversedDepth}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}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)}}const Zi=new w,ec=new oe,tc=new oe;class yt extends Ql{constructor(e=50,t=1,i=.1,s=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=i,this.far=s,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=e.view===null?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=Cr*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(fs*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return Cr*2*Math.atan(Math.tan(fs*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,i){Zi.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(Zi.x,Zi.y).multiplyScalar(-e/Zi.z),Zi.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),i.set(Zi.x,Zi.y).multiplyScalar(-e/Zi.z)}getViewSize(e,t){return this.getViewBounds(e,ec,tc),t.subVectors(tc,ec)}setViewOffset(e,t,i,s,n,a){this.aspect=e/t,this.view===null&&(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=i,this.view.offsetY=s,this.view.width=n,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(fs*.5*this.fov)/this.zoom,i=2*t,s=this.aspect*i,n=-.5*s;const a=this.view;if(this.view!==null&&this.view.enabled){const l=a.fullWidth,c=a.fullHeight;n+=a.offsetX*s/l,t-=a.offsetY*i/c,s*=a.width/l,i*=a.height/c}const o=this.filmOffset;o!==0&&(n+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(n,n+s,t,t-i,e,this.far,this.coordinateSystem,this.reversedDepth),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,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const Vr=-90,Hr=1;class hd extends ht{constructor(e,t,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const s=new yt(Vr,Hr,e,t);s.layers=this.layers,this.add(s);const n=new yt(Vr,Hr,e,t);n.layers=this.layers,this.add(n);const a=new yt(Vr,Hr,e,t);a.layers=this.layers,this.add(a);const o=new yt(Vr,Hr,e,t);o.layers=this.layers,this.add(o);const l=new yt(Vr,Hr,e,t);l.layers=this.layers,this.add(l);const c=new yt(Vr,Hr,e,t);c.layers=this.layers,this.add(c)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[i,s,n,a,o,l]=t;for(const c of t)this.remove(c);if(e===Mi)i.up.set(0,1,0),i.lookAt(1,0,0),s.up.set(0,1,0),s.lookAt(-1,0,0),n.up.set(0,0,-1),n.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),o.up.set(0,1,0),o.lookAt(0,0,1),l.up.set(0,1,0),l.lookAt(0,0,-1);else if(e===Xs)i.up.set(0,-1,0),i.lookAt(-1,0,0),s.up.set(0,-1,0),s.lookAt(1,0,0),n.up.set(0,0,1),n.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),o.up.set(0,-1,0),o.lookAt(0,0,1),l.up.set(0,-1,0),l.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const c of t)this.add(c),c.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:s}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[n,a,o,l,c,h]=this.children,u=e.getRenderTarget(),d=e.getActiveCubeFace(),f=e.getActiveMipmapLevel(),g=e.xr.enabled;e.xr.enabled=!1;const v=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,e.setRenderTarget(i,0,s),e.render(t,n),e.setRenderTarget(i,1,s),e.render(t,a),e.setRenderTarget(i,2,s),e.render(t,o),e.setRenderTarget(i,3,s),e.render(t,l),e.setRenderTarget(i,4,s),e.render(t,c),i.texture.generateMipmaps=v,e.setRenderTarget(i,5,s),e.render(t,h),e.setRenderTarget(u,d,f),e.xr.enabled=g,i.texture.needsPMREMUpdate=!0}}class co extends Et{constructor(e=[],t=br,i,s,n,a,o,l,c,h){super(e,t,i,s,n,a,o,l,c,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class ud extends _t{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const i={width:e,height:e,depth:1},s=[i,i,i,i,i,i];this.texture=new co(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i={uniforms:{tEquirect:{value:null}},vertexShader:`

				varying vec3 vWorldDirection;

				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {

					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );

				}

				void main() {

					vWorldDirection = transformDirection( position, modelMatrix );

					#include <begin_vertex>
					#include <project_vertex>

				}
			`,fragmentShader:`

				uniform sampler2D tEquirect;

				varying vec3 vWorldDirection;

				#include <common>

				void main() {

					vec3 direction = normalize( vWorldDirection );

					vec2 sampleUV = equirectUv( direction );

					gl_FragColor = texture2D( tEquirect, sampleUV );

				}
			`},s=new cr(5,5,5),n=new ot({name:"CubemapFromEquirect",uniforms:kr(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:Nt,blending:gt});n.uniforms.tEquirect.value=t;const a=new rt(s,n),o=t.minFilter;return t.minFilter===yi&&(t.minFilter=vt),new hd(1,10,this).update(e,a),t.minFilter=o,a.geometry.dispose(),a.material.dispose(),this}clear(e,t=!0,i=!0,s=!0){const n=e.getRenderTarget();for(let a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,i,s);e.setRenderTarget(n)}}let Fi=class extends ht{constructor(){super(),this.isGroup=!0,this.type="Group"}};const dd={type:"move"};class ho{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new Fi,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return this._targetRay===null&&(this._targetRay=new Fi,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new w,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new w),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new Fi,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new w,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new w),this._grip}dispatchEvent(e){return this._targetRay!==null&&this._targetRay.dispatchEvent(e),this._grip!==null&&this._grip.dispatchEvent(e),this._hand!==null&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const i of e.hand.values())this._getHandJoint(t,i)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(e,t,i){let s=null,n=null,a=null;const o=this._targetRay,l=this._grip,c=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(c&&e.hand){a=!0;for(const v of e.hand.values()){const m=t.getJointPose(v,i),p=this._getHandJoint(c,v);m!==null&&(p.matrix.fromArray(m.transform.matrix),p.matrix.decompose(p.position,p.rotation,p.scale),p.matrixWorldNeedsUpdate=!0,p.jointRadius=m.radius),p.visible=m!==null}const h=c.joints["index-finger-tip"],u=c.joints["thumb-tip"],d=h.position.distanceTo(u.position),f=.02,g=.005;c.inputState.pinching&&d>f+g?(c.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!c.inputState.pinching&&d<=f-g&&(c.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else l!==null&&e.gripSpace&&(n=t.getPose(e.gripSpace,i),n!==null&&(l.matrix.fromArray(n.transform.matrix),l.matrix.decompose(l.position,l.rotation,l.scale),l.matrixWorldNeedsUpdate=!0,n.linearVelocity?(l.hasLinearVelocity=!0,l.linearVelocity.copy(n.linearVelocity)):l.hasLinearVelocity=!1,n.angularVelocity?(l.hasAngularVelocity=!0,l.angularVelocity.copy(n.angularVelocity)):l.hasAngularVelocity=!1));o!==null&&(s=t.getPose(e.targetRaySpace,i),s===null&&n!==null&&(s=n),s!==null&&(o.matrix.fromArray(s.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,s.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(s.linearVelocity)):o.hasLinearVelocity=!1,s.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(s.angularVelocity)):o.hasAngularVelocity=!1,this.dispatchEvent(dd)))}return o!==null&&(o.visible=s!==null),l!==null&&(l.visible=n!==null),c!==null&&(c.visible=a!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const i=new Fi;i.matrixAutoUpdate=!1,i.visible=!1,e.joints[t.jointName]=i,e.add(i)}return e.joints[t.jointName]}}class uo extends ht{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new li,this.environmentIntensity=1,this.environmentRotation=new li,this.overrideMaterial=null,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),e.background!==null&&(this.background=e.background.clone()),e.environment!==null&&(this.environment=e.environment.clone()),e.fog!==null&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return this.fog!==null&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),this.backgroundIntensity!==1&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),this.environmentIntensity!==1&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}class pd{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=Fa,this.updateRanges=[],this.version=0,this.uuid=ri()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,i){e*=this.stride,i*=t.stride;for(let s=0,n=this.stride;s<n;s++)this.array[e+s]=t.array[i+s];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=ri()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),i=new this.constructor(t,this.stride);return i.setUsage(this.usage),i}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=ri()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.arrayBuffers[this.array.buffer._uuid]=Array.from(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}}const zt=new w;class po{constructor(e,t,i,s=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=i,this.normalized=s}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,i=this.data.count;t<i;t++)zt.fromBufferAttribute(this,t),zt.applyMatrix4(e),this.setXYZ(t,zt.x,zt.y,zt.z);return this}applyNormalMatrix(e){for(let t=0,i=this.count;t<i;t++)zt.fromBufferAttribute(this,t),zt.applyNormalMatrix(e),this.setXYZ(t,zt.x,zt.y,zt.z);return this}transformDirection(e){for(let t=0,i=this.count;t<i;t++)zt.fromBufferAttribute(this,t),zt.transformDirection(e),this.setXYZ(t,zt.x,zt.y,zt.z);return this}getComponent(e,t){let i=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(i=si(i,this.array)),i}setComponent(e,t,i){return this.normalized&&(i=tt(i,this.array)),this.data.array[e*this.data.stride+this.offset+t]=i,this}setX(e,t){return this.normalized&&(t=tt(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=tt(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=tt(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=tt(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=si(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=si(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=si(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=si(t,this.array)),t}setXY(e,t,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=tt(t,this.array),i=tt(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=i,this}setXYZ(e,t,i,s){return e=e*this.data.stride+this.offset,this.normalized&&(t=tt(t,this.array),i=tt(i,this.array),s=tt(s,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=i,this.data.array[e+2]=s,this}setXYZW(e,t,i,s,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=tt(t,this.array),i=tt(i,this.array),s=tt(s,this.array),n=tt(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=i,this.data.array[e+2]=s,this.data.array[e+3]=n,this}clone(e){if(e===void 0){qs("InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let i=0;i<this.count;i++){const s=i*this.data.stride+this.offset;for(let n=0;n<this.itemSize;n++)t.push(this.data.array[s+n])}return new Bt(new this.array.constructor(t),this.itemSize,this.normalized)}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new po(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(e===void 0){qs("InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let i=0;i<this.count;i++){const s=i*this.data.stride+this.offset;for(let n=0;n<this.itemSize;n++)t.push(this.data.array[s+n])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}const ic=new w,rc=new Ke,sc=new Ke,fd=new w,nc=new De,dn=new w,fo=new bi,ac=new De,mo=new Ir;class md extends rt{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=ml,this.bindMatrix=new De,this.bindMatrixInverse=new De,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new wt),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let i=0;i<t.count;i++)this.getVertexPosition(i,dn),this.boundingBox.expandByPoint(dn)}computeBoundingSphere(){const e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new bi),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let i=0;i<t.count;i++)this.getVertexPosition(i,dn),this.boundingSphere.expandByPoint(dn)}copy(e,t){return super.copy(e,t),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}raycast(e,t){const i=this.material,s=this.matrixWorld;i!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),fo.copy(this.boundingSphere),fo.applyMatrix4(s),e.ray.intersectsSphere(fo)!==!1&&(ac.copy(s).invert(),mo.copy(e.ray).applyMatrix4(ac),!(this.boundingBox!==null&&mo.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,t,mo)))}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}bind(e,t){this.skeleton=e,t===void 0&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const e=new Ke,t=this.geometry.attributes.skinWeight;for(let i=0,s=t.count;i<s;i++){e.fromBufferAttribute(t,i);const n=1/e.manhattanLength();n!==1/0?e.multiplyScalar(n):e.set(1,0,0,0),t.setXYZW(i,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===ml?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===hu?this.bindMatrixInverse.copy(this.bindMatrix).invert():Me("SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const i=this.skeleton,s=this.geometry;rc.fromBufferAttribute(s.attributes.skinIndex,e),sc.fromBufferAttribute(s.attributes.skinWeight,e),ic.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let n=0;n<4;n++){const a=sc.getComponent(n);if(a!==0){const o=rc.getComponent(n);nc.multiplyMatrices(i.bones[o].matrixWorld,i.boneInverses[o]),t.addScaledVector(fd.copy(ic).applyMatrix4(nc),a)}}return t.applyMatrix4(this.bindMatrixInverse)}}class oc extends ht{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Gr extends Et{constructor(e=null,t=1,i=1,s,n,a,o,l,c=At,h=At,u,d){super(null,a,o,l,c,h,s,n,u,d),this.isDataTexture=!0,this.image={data:e,width:t,height:i},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const lc=new De,gd=new De;class go{constructor(e=[],t=[]){this.uuid=ri(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.init()}init(){const e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(e.length*16),t.length===0)this.calculateInverses();else if(e.length!==t.length){Me("Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let i=0,s=this.bones.length;i<s;i++)this.boneInverses.push(new De)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const i=new De;this.bones[e]&&i.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(i)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const i=this.bones[e];i&&i.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const i=this.bones[e];i&&(i.parent&&i.parent.isBone?(i.matrix.copy(i.parent.matrixWorld).invert(),i.matrix.multiply(i.matrixWorld)):i.matrix.copy(i.matrixWorld),i.matrix.decompose(i.position,i.quaternion,i.scale))}}update(){const e=this.bones,t=this.boneInverses,i=this.boneMatrices,s=this.boneTexture;for(let n=0,a=e.length;n<a;n++){const o=e[n]?e[n].matrixWorld:gd;lc.multiplyMatrices(o,t[n]),lc.toArray(i,n*16)}s!==null&&(s.needsUpdate=!0)}clone(){return new go(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(this.bones.length*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const i=new Gr(t,e,e,Wt,Vt);return i.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=i,this}getBoneByName(e){for(let t=0,i=this.bones.length;t<i;t++){const s=this.bones[t];if(s.name===e)return s}}dispose(){this.boneTexture!==null&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let i=0,s=e.bones.length;i<s;i++){const n=e.bones[i];let a=t[n];a===void 0&&(Me("Skeleton: No bone found with UUID:",n),a=new oc),this.bones.push(a),this.boneInverses.push(new De().fromArray(e.boneInverses[i]))}return this.init(),this}toJSON(){const e={metadata:{version:4.7,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,i=this.boneInverses;for(let s=0,n=t.length;s<n;s++){const a=t[s];e.bones.push(a.uuid);const o=i[s];e.boneInverses.push(o.toArray())}return e}}class vo extends Bt{constructor(e,t,i,s=1){super(e,t,i),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=s}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const Wr=new De,cc=new De,pn=[],hc=new wt,vd=new De,ys=new rt,Ms=new bi;class _d extends rt{constructor(e,t,i){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new vo(new Float32Array(i*16),16),this.instanceColor=null,this.morphTexture=null,this.count=i,this.boundingBox=null,this.boundingSphere=null;for(let s=0;s<i;s++)this.setMatrixAt(s,vd)}computeBoundingBox(){const e=this.geometry,t=this.count;this.boundingBox===null&&(this.boundingBox=new wt),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let i=0;i<t;i++)this.getMatrixAt(i,Wr),hc.copy(e.boundingBox).applyMatrix4(Wr),this.boundingBox.union(hc)}computeBoundingSphere(){const e=this.geometry,t=this.count;this.boundingSphere===null&&(this.boundingSphere=new bi),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let i=0;i<t;i++)this.getMatrixAt(i,Wr),Ms.copy(e.boundingSphere).applyMatrix4(Wr),this.boundingSphere.union(Ms)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),e.morphTexture!==null&&(this.morphTexture=e.morphTexture.clone()),e.instanceColor!==null&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,e*3)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,e*16)}getMorphAt(e,t){const i=t.morphTargetInfluences,s=this.morphTexture.source.data.data,n=i.length+1,a=e*n+1;for(let o=0;o<i.length;o++)i[o]=s[a+o]}raycast(e,t){const i=this.matrixWorld,s=this.count;if(ys.geometry=this.geometry,ys.material=this.material,ys.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),Ms.copy(this.boundingSphere),Ms.applyMatrix4(i),e.ray.intersectsSphere(Ms)!==!1))for(let n=0;n<s;n++){this.getMatrixAt(n,Wr),cc.multiplyMatrices(i,Wr),ys.matrixWorld=cc,ys.raycast(e,pn);for(let a=0,o=pn.length;a<o;a++){const l=pn[a];l.instanceId=n,l.object=this,t.push(l)}pn.length=0}}setColorAt(e,t){this.instanceColor===null&&(this.instanceColor=new vo(new Float32Array(this.instanceMatrix.count*3).fill(1),3)),t.toArray(this.instanceColor.array,e*3)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,e*16)}setMorphAt(e,t){const i=t.morphTargetInfluences,s=i.length+1;this.morphTexture===null&&(this.morphTexture=new Gr(new Float32Array(s*this.count),s,this.count,ea,Vt));const n=this.morphTexture.source.data.data;let a=0;for(let c=0;c<i.length;c++)a+=i[c];const o=this.geometry.morphTargetsRelative?1:1-a,l=s*e;n[l]=o,n.set(i,l+1)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"}),this.morphTexture!==null&&(this.morphTexture.dispose(),this.morphTexture=null)}}const _o=new w,xd=new w,yd=new Be;class Ti{constructor(e=new w(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,i,s){return this.normal.set(e,t,i),this.constant=s,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,i){const s=_o.subVectors(i,t).cross(xd.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(s,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(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const i=e.delta(_o),s=this.normal.dot(i);if(s===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const n=-(e.start.dot(this.normal)+this.constant)/s;return n<0||n>1?null:t.copy(e.start).addScaledVector(i,n)}intersectsLine(e){const t=this.distanceToPoint(e.start),i=this.distanceToPoint(e.end);return t<0&&i>0||i<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 i=t||yd.getNormalMatrix(e),s=this.coplanarPoint(_o).applyMatrix4(e),n=this.normal.applyMatrix3(i).normalize();return this.constant=-s.dot(n),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 hr=new bi,Md=new oe(.5,.5),fn=new w;class xo{constructor(e=new Ti,t=new Ti,i=new Ti,s=new Ti,n=new Ti,a=new Ti){this.planes=[e,t,i,s,n,a]}set(e,t,i,s,n,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(i),o[3].copy(s),o[4].copy(n),o[5].copy(a),this}copy(e){const t=this.planes;for(let i=0;i<6;i++)t[i].copy(e.planes[i]);return this}setFromProjectionMatrix(e,t=Mi,i=!1){const s=this.planes,n=e.elements,a=n[0],o=n[1],l=n[2],c=n[3],h=n[4],u=n[5],d=n[6],f=n[7],g=n[8],v=n[9],m=n[10],p=n[11],y=n[12],_=n[13],E=n[14],A=n[15];if(s[0].setComponents(c-a,f-h,p-g,A-y).normalize(),s[1].setComponents(c+a,f+h,p+g,A+y).normalize(),s[2].setComponents(c+o,f+u,p+v,A+_).normalize(),s[3].setComponents(c-o,f-u,p-v,A-_).normalize(),i)s[4].setComponents(l,d,m,E).normalize(),s[5].setComponents(c-l,f-d,p-m,A-E).normalize();else if(s[4].setComponents(c-l,f-d,p-m,A-E).normalize(),t===Mi)s[5].setComponents(c+l,f+d,p+m,A+E).normalize();else if(t===Xs)s[5].setComponents(l,d,m,E).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);return this}intersectsObject(e){if(e.boundingSphere!==void 0)e.boundingSphere===null&&e.computeBoundingSphere(),hr.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),hr.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(hr)}intersectsSprite(e){hr.center.set(0,0,0);const t=Md.distanceTo(e.center);return hr.radius=.7071067811865476+t,hr.applyMatrix4(e.matrixWorld),this.intersectsSphere(hr)}intersectsSphere(e){const t=this.planes,i=e.center,s=-e.radius;for(let n=0;n<6;n++)if(t[n].distanceToPoint(i)<s)return!1;return!0}intersectsBox(e){const t=this.planes;for(let i=0;i<6;i++){const s=t[i];if(fn.x=s.normal.x>0?e.max.x:e.min.x,fn.y=s.normal.y>0?e.max.y:e.min.y,fn.z=s.normal.z>0?e.max.z:e.min.z,s.distanceToPoint(fn)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let i=0;i<6;i++)if(t[i].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}class uc extends Kt{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new _e(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const mn=new w,gn=new w,dc=new De,bs=new Ir,vn=new bi,yo=new w,pc=new w;class Mo extends ht{constructor(e=new $t,t=new uc){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,i=[0];for(let s=1,n=t.count;s<n;s++)mn.fromBufferAttribute(t,s-1),gn.fromBufferAttribute(t,s),i[s]=i[s-1],i[s]+=mn.distanceTo(gn);e.setAttribute("lineDistance",new ui(i,1))}else Me("Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const i=this.geometry,s=this.matrixWorld,n=e.params.Line.threshold,a=i.drawRange;if(i.boundingSphere===null&&i.computeBoundingSphere(),vn.copy(i.boundingSphere),vn.applyMatrix4(s),vn.radius+=n,e.ray.intersectsSphere(vn)===!1)return;dc.copy(s).invert(),bs.copy(e.ray).applyMatrix4(dc);const o=n/((this.scale.x+this.scale.y+this.scale.z)/3),l=o*o,c=this.isLineSegments?2:1,h=i.index,u=i.attributes.position;if(h!==null){const d=Math.max(0,a.start),f=Math.min(h.count,a.start+a.count);for(let g=d,v=f-1;g<v;g+=c){const m=h.getX(g),p=h.getX(g+1),y=_n(this,e,bs,l,m,p,g);y&&t.push(y)}if(this.isLineLoop){const g=h.getX(f-1),v=h.getX(d),m=_n(this,e,bs,l,g,v,f-1);m&&t.push(m)}}else{const d=Math.max(0,a.start),f=Math.min(u.count,a.start+a.count);for(let g=d,v=f-1;g<v;g+=c){const m=_n(this,e,bs,l,g,g+1,g);m&&t.push(m)}if(this.isLineLoop){const g=_n(this,e,bs,l,f-1,d,f-1);g&&t.push(g)}}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const i=e[t[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,n=i.length;s<n;s++){const a=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}}function _n(r,e,t,i,s,n,a){const o=r.geometry.attributes.position;if(mn.fromBufferAttribute(o,s),gn.fromBufferAttribute(o,n),t.distanceSqToSegment(mn,gn,yo,pc)>i)return;yo.applyMatrix4(r.matrixWorld);const l=e.ray.origin.distanceTo(yo);if(!(l<e.near||l>e.far))return{distance:l,point:pc.clone().applyMatrix4(r.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:r}}const fc=new w,mc=new w;class bd extends Mo{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,i=[];for(let s=0,n=t.count;s<n;s+=2)fc.fromBufferAttribute(t,s),mc.fromBufferAttribute(t,s+1),i[s]=s===0?0:i[s-1],i[s+1]=i[s]+fc.distanceTo(mc);e.setAttribute("lineDistance",new ui(i,1))}else Me("LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class Td extends Mo{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class gc extends Kt{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new _e(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}const vc=new De,bo=new Ir,xn=new bi,yn=new w;class Sd extends ht{constructor(e=new $t,t=new gc){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,t){const i=this.geometry,s=this.matrixWorld,n=e.params.Points.threshold,a=i.drawRange;if(i.boundingSphere===null&&i.computeBoundingSphere(),xn.copy(i.boundingSphere),xn.applyMatrix4(s),xn.radius+=n,e.ray.intersectsSphere(xn)===!1)return;vc.copy(s).invert(),bo.copy(e.ray).applyMatrix4(vc);const o=n/((this.scale.x+this.scale.y+this.scale.z)/3),l=o*o,c=i.index,h=i.attributes.position;if(c!==null){const u=Math.max(0,a.start),d=Math.min(c.count,a.start+a.count);for(let f=u,g=d;f<g;f++){const v=c.getX(f);yn.fromBufferAttribute(h,v),_c(yn,v,l,s,e,t,this)}}else{const u=Math.max(0,a.start),d=Math.min(h.count,a.start+a.count);for(let f=u,g=d;f<g;f++)yn.fromBufferAttribute(h,f),_c(yn,f,l,s,e,t,this)}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const i=e[t[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,n=i.length;s<n;s++){const a=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}}function _c(r,e,t,i,s,n,a){const o=bo.distanceSqToPoint(r);if(o<t){const l=new w;bo.closestPointToPoint(r,l),l.applyMatrix4(i);const c=s.ray.origin.distanceTo(l);if(c<s.near||c>s.far)return;n.push({distance:c,distanceToRay:Math.sqrt(o),point:l,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class To extends Et{constructor(e,t,i=sr,s,n,a,o=At,l=At,c,h=cs,u=1){if(h!==cs&&h!==Er)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");const d={width:e,height:t,depth:u};super(d,s,n,a,o,l,h,i,c),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.source=new Ga(Object.assign({},e.image)),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return this.compareFunction!==null&&(t.compareFunction=this.compareFunction),t}}class xc extends Et{constructor(e=null){super(),this.sourceTexture=e,this.isExternalTexture=!0}copy(e){return super.copy(e),this.sourceTexture=e.sourceTexture,this}}class Ts extends $t{constructor(e=1,t=1,i=1,s=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:i,heightSegments:s};const n=e/2,a=t/2,o=Math.floor(i),l=Math.floor(s),c=o+1,h=l+1,u=e/o,d=t/l,f=[],g=[],v=[],m=[];for(let p=0;p<h;p++){const y=p*d-a;for(let _=0;_<c;_++){const E=_*u-n;g.push(E,-y,0),v.push(0,0,1),m.push(_/o),m.push(1-p/l)}}for(let p=0;p<l;p++)for(let y=0;y<o;y++){const _=y+c*p,E=y+c*(p+1),A=y+1+c*(p+1),S=y+1+c*p;f.push(_,E,S),f.push(E,A,S)}this.setIndex(f),this.setAttribute("position",new ui(g,3)),this.setAttribute("normal",new ui(v,3)),this.setAttribute("uv",new ui(m,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ts(e.width,e.height,e.widthSegments,e.heightSegments)}}class Ed extends ot{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class So extends Kt{constructor(e){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new _e(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new _e(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ws,this.normalScale=new oe(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new li,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Si extends So{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new oe(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return Fe(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new _e(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new _e(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new _e(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!=e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get dispersion(){return this._dispersion}set dispersion(e){this._dispersion>0!=e>0&&this.version++,this._dispersion=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.dispersion=e.dispersion,this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}class wd extends Kt{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ws,this.normalScale=new oe(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}class Cd extends Kt{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new _e(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new _e(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ws,this.normalScale=new oe(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new li,this.combine=Yn,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(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.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),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.flatShading=e.flatShading,this.fog=e.fog,this}}class yc extends Kt{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=pu,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}class Rd extends Kt{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}function Mn(r,e){return!r||r.constructor===e?r:typeof e.BYTES_PER_ELEMENT=="number"?new e(r):Array.prototype.slice.call(r)}function Ad(r){return ArrayBuffer.isView(r)&&!(r instanceof DataView)}function Pd(r){function e(s,n){return r[s]-r[n]}const t=r.length,i=new Array(t);for(let s=0;s!==t;++s)i[s]=s;return i.sort(e),i}function Mc(r,e,t){const i=r.length,s=new r.constructor(i);for(let n=0,a=0;a!==i;++n){const o=t[n]*e;for(let l=0;l!==e;++l)s[a++]=r[o+l]}return s}function bc(r,e,t,i){let s=1,n=r[0];for(;n!==void 0&&n[i]===void 0;)n=r[s++];if(n===void 0)return;let a=n[i];if(a!==void 0)if(Array.isArray(a))do a=n[i],a!==void 0&&(e.push(n.time),t.push(...a)),n=r[s++];while(n!==void 0);else if(a.toArray!==void 0)do a=n[i],a!==void 0&&(e.push(n.time),a.toArray(t,t.length)),n=r[s++];while(n!==void 0);else do a=n[i],a!==void 0&&(e.push(n.time),t.push(a)),n=r[s++];while(n!==void 0)}class Ss{constructor(e,t,i,s){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=s!==void 0?s:new t.constructor(i),this.sampleValues=t,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let i=this._cachedIndex,s=t[i],n=t[i-1];i:{e:{let a;t:{r:if(!(e<s)){for(let o=i+2;;){if(s===void 0){if(e<n)break r;return i=t.length,this._cachedIndex=i,this.copySampleValue_(i-1)}if(i===o)break;if(n=s,s=t[++i],e<s)break e}a=t.length;break t}if(!(e>=n)){const o=t[1];e<o&&(i=2,n=o);for(let l=i-2;;){if(n===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(i===l)break;if(s=n,n=t[--i-1],e>=n)break e}a=i,i=0;break t}break i}for(;i<a;){const o=i+a>>>1;e<t[o]?a=o:i=o+1}if(s=t[i],n=t[i-1],n===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(s===void 0)return i=t.length,this._cachedIndex=i,this.copySampleValue_(i-1)}this._cachedIndex=i,this.intervalChanged_(i,n,s)}return this.interpolate_(i,n,e,s)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,i=this.sampleValues,s=this.valueSize,n=e*s;for(let a=0;a!==s;++a)t[a]=i[n+a];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class Dd extends Ss{constructor(e,t,i,s){super(e,t,i,s),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:Sl,endingEnd:Sl}}intervalChanged_(e,t,i){const s=this.parameterPositions;let n=e-2,a=e+1,o=s[n],l=s[a];if(o===void 0)switch(this.getSettings_().endingStart){case El:n=e,o=2*t-i;break;case wl:n=s.length-2,o=t+s[n]-s[n+1];break;default:n=e,o=i}if(l===void 0)switch(this.getSettings_().endingEnd){case El:a=e,l=2*i-t;break;case wl:a=1,l=i+s[1]-s[0];break;default:a=e-1,l=t}const c=(i-t)*.5,h=this.valueSize;this._weightPrev=c/(t-o),this._weightNext=c/(l-i),this._offsetPrev=n*h,this._offsetNext=a*h}interpolate_(e,t,i,s){const n=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=e*o,c=l-o,h=this._offsetPrev,u=this._offsetNext,d=this._weightPrev,f=this._weightNext,g=(i-t)/(s-t),v=g*g,m=v*g,p=-d*m+2*d*v-d*g,y=(1+d)*m+(-1.5-2*d)*v+(-.5+d)*g+1,_=(-1-f)*m+(1.5+f)*v+.5*g,E=f*m-f*v;for(let A=0;A!==o;++A)n[A]=p*a[h+A]+y*a[c+A]+_*a[l+A]+E*a[u+A];return n}}class Ld extends Ss{constructor(e,t,i,s){super(e,t,i,s)}interpolate_(e,t,i,s){const n=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=e*o,c=l-o,h=(i-t)/(s-t),u=1-h;for(let d=0;d!==o;++d)n[d]=a[c+d]*u+a[l+d]*h;return n}}class Id extends Ss{constructor(e,t,i,s){super(e,t,i,s)}interpolate_(e){return this.copySampleValue_(e-1)}}class pi{constructor(e,t,i,s){if(e===void 0)throw new Error("THREE.KeyframeTrack: track name is undefined");if(t===void 0||t.length===0)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=Mn(t,this.TimeBufferType),this.values=Mn(i,this.ValueBufferType),this.setInterpolation(s||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let i;if(t.toJSON!==this.toJSON)i=t.toJSON(e);else{i={name:e.name,times:Mn(e.times,Array),values:Mn(e.values,Array)};const s=e.getInterpolation();s!==e.DefaultInterpolation&&(i.interpolation=s)}return i.type=e.ValueTypeName,i}InterpolantFactoryMethodDiscrete(e){return new Id(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new Ld(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new Dd(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case hs:t=this.InterpolantFactoryMethodDiscrete;break;case us:t=this.InterpolantFactoryMethodLinear;break;case Ia:t=this.InterpolantFactoryMethodSmooth;break}if(t===void 0){const i="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(this.createInterpolant===void 0)if(e!==this.DefaultInterpolation)this.setInterpolation(this.DefaultInterpolation);else throw new Error(i);return Me("KeyframeTrack:",i),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return hs;case this.InterpolantFactoryMethodLinear:return us;case this.InterpolantFactoryMethodSmooth:return Ia}}getValueSize(){return this.values.length/this.times.length}shift(e){if(e!==0){const t=this.times;for(let i=0,s=t.length;i!==s;++i)t[i]+=e}return this}scale(e){if(e!==1){const t=this.times;for(let i=0,s=t.length;i!==s;++i)t[i]*=e}return this}trim(e,t){const i=this.times,s=i.length;let n=0,a=s-1;for(;n!==s&&i[n]<e;)++n;for(;a!==-1&&i[a]>t;)--a;if(++a,n!==0||a!==s){n>=a&&(a=Math.max(a,1),n=a-1);const o=this.getValueSize();this.times=i.slice(n,a),this.values=this.values.slice(n*o,a*o)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!==0&&(Ve("KeyframeTrack: Invalid value size in track.",this),e=!1);const i=this.times,s=this.values,n=i.length;n===0&&(Ve("KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let o=0;o!==n;o++){const l=i[o];if(typeof l=="number"&&isNaN(l)){Ve("KeyframeTrack: Time is not a valid number.",this,o,l),e=!1;break}if(a!==null&&a>l){Ve("KeyframeTrack: Out of order keys.",this,o,l,a),e=!1;break}a=l}if(s!==void 0&&Ad(s))for(let o=0,l=s.length;o!==l;++o){const c=s[o];if(isNaN(c)){Ve("KeyframeTrack: Value is not a valid number.",this,o,c),e=!1;break}}return e}optimize(){const e=this.times.slice(),t=this.values.slice(),i=this.getValueSize(),s=this.getInterpolation()===Ia,n=e.length-1;let a=1;for(let o=1;o<n;++o){let l=!1;const c=e[o],h=e[o+1];if(c!==h&&(o!==1||c!==e[0]))if(s)l=!0;else{const u=o*i,d=u-i,f=u+i;for(let g=0;g!==i;++g){const v=t[u+g];if(v!==t[d+g]||v!==t[f+g]){l=!0;break}}}if(l){if(o!==a){e[a]=e[o];const u=o*i,d=a*i;for(let f=0;f!==i;++f)t[d+f]=t[u+f]}++a}}if(n>0){e[a]=e[n];for(let o=n*i,l=a*i,c=0;c!==i;++c)t[l+c]=t[o+c];++a}return a!==e.length?(this.times=e.slice(0,a),this.values=t.slice(0,a*i)):(this.times=e,this.values=t),this}clone(){const e=this.times.slice(),t=this.values.slice(),i=this.constructor,s=new i(this.name,e,t);return s.createInterpolant=this.createInterpolant,s}}pi.prototype.ValueTypeName="",pi.prototype.TimeBufferType=Float32Array,pi.prototype.ValueBufferType=Float32Array,pi.prototype.DefaultInterpolation=us;class jr extends pi{constructor(e,t,i){super(e,t,i)}}jr.prototype.ValueTypeName="bool",jr.prototype.ValueBufferType=Array,jr.prototype.DefaultInterpolation=hs,jr.prototype.InterpolantFactoryMethodLinear=void 0,jr.prototype.InterpolantFactoryMethodSmooth=void 0;class Tc extends pi{constructor(e,t,i,s){super(e,t,i,s)}}Tc.prototype.ValueTypeName="color";class Xr extends pi{constructor(e,t,i,s){super(e,t,i,s)}}Xr.prototype.ValueTypeName="number";class Ud extends Ss{constructor(e,t,i,s){super(e,t,i,s)}interpolate_(e,t,i,s){const n=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=(i-t)/(s-t);let c=e*o;for(let h=c+o;c!==h;c+=4)ni.slerpFlat(n,0,a,c-o,a,c,l);return n}}class qr extends pi{constructor(e,t,i,s){super(e,t,i,s)}InterpolantFactoryMethodLinear(e){return new Ud(this.times,this.values,this.getValueSize(),e)}}qr.prototype.ValueTypeName="quaternion",qr.prototype.InterpolantFactoryMethodSmooth=void 0;class Yr extends pi{constructor(e,t,i){super(e,t,i)}}Yr.prototype.ValueTypeName="string",Yr.prototype.ValueBufferType=Array,Yr.prototype.DefaultInterpolation=hs,Yr.prototype.InterpolantFactoryMethodLinear=void 0,Yr.prototype.InterpolantFactoryMethodSmooth=void 0;class Kr extends pi{constructor(e,t,i,s){super(e,t,i,s)}}Kr.prototype.ValueTypeName="vector";class Nd{constructor(e="",t=-1,i=[],s=uu){this.name=e,this.tracks=i,this.duration=t,this.blendMode=s,this.uuid=ri(),this.userData={},this.duration<0&&this.resetDuration()}static parse(e){const t=[],i=e.tracks,s=1/(e.fps||1);for(let a=0,o=i.length;a!==o;++a)t.push(Bd(i[a]).scale(s));const n=new this(e.name,e.duration,t,e.blendMode);return n.uuid=e.uuid,n.userData=JSON.parse(e.userData||"{}"),n}static toJSON(e){const t=[],i=e.tracks,s={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode,userData:JSON.stringify(e.userData)};for(let n=0,a=i.length;n!==a;++n)t.push(pi.toJSON(i[n]));return s}static CreateFromMorphTargetSequence(e,t,i,s){const n=t.length,a=[];for(let o=0;o<n;o++){let l=[],c=[];l.push((o+n-1)%n,o,(o+1)%n),c.push(0,1,0);const h=Pd(l);l=Mc(l,1,h),c=Mc(c,1,h),!s&&l[0]===0&&(l.push(n),c.push(c[0])),a.push(new Xr(".morphTargetInfluences["+t[o].name+"]",l,c).scale(1/i))}return new this(e,-1,a)}static findByName(e,t){let i=e;if(!Array.isArray(e)){const s=e;i=s.geometry&&s.geometry.animations||s.animations}for(let s=0;s<i.length;s++)if(i[s].name===t)return i[s];return null}static CreateClipsFromMorphTargetSequences(e,t,i){const s={},n=/^([\w-]*?)([\d]+)$/;for(let o=0,l=e.length;o<l;o++){const c=e[o],h=c.name.match(n);if(h&&h.length>1){const u=h[1];let d=s[u];d||(s[u]=d=[]),d.push(c)}}const a=[];for(const o in s)a.push(this.CreateFromMorphTargetSequence(o,s[o],t,i));return a}static parseAnimation(e,t){if(Me("AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!e)return Ve("AnimationClip: No animation in JSONLoader data."),null;const i=function(h,u,d,f,g){if(d.length!==0){const v=[],m=[];bc(d,v,m,f),v.length!==0&&g.push(new h(u,v,m))}},s=[],n=e.name||"default",a=e.fps||30,o=e.blendMode;let l=e.length||-1;const c=e.hierarchy||[];for(let h=0;h<c.length;h++){const u=c[h].keys;if(!(!u||u.length===0))if(u[0].morphTargets){const d={};let f;for(f=0;f<u.length;f++)if(u[f].morphTargets)for(let g=0;g<u[f].morphTargets.length;g++)d[u[f].morphTargets[g]]=-1;for(const g in d){const v=[],m=[];for(let p=0;p!==u[f].morphTargets.length;++p){const y=u[f];v.push(y.time),m.push(y.morphTarget===g?1:0)}s.push(new Xr(".morphTargetInfluence["+g+"]",v,m))}l=d.length*a}else{const d=".bones["+t[h].name+"]";i(Kr,d+".position",u,"pos",s),i(qr,d+".quaternion",u,"rot",s),i(Kr,d+".scale",u,"scl",s)}}return s.length===0?null:new this(n,l,s,o)}resetDuration(){const e=this.tracks;let t=0;for(let i=0,s=e.length;i!==s;++i){const n=this.tracks[i];t=Math.max(t,n.times[n.times.length-1])}return this.duration=t,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let i=0;i<this.tracks.length;i++)e.push(this.tracks[i].clone());const t=new this.constructor(this.name,this.duration,e,this.blendMode);return t.userData=JSON.parse(JSON.stringify(this.userData)),t}toJSON(){return this.constructor.toJSON(this)}}function Od(r){switch(r.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return Xr;case"vector":case"vector2":case"vector3":case"vector4":return Kr;case"color":return Tc;case"quaternion":return qr;case"bool":case"boolean":return jr;case"string":return Yr}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+r)}function Bd(r){if(r.type===void 0)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=Od(r.type);if(r.times===void 0){const t=[],i=[];bc(r.keys,t,i,"value"),r.times=t,r.values=i}return e.parse!==void 0?e.parse(r):new e(r.name,r.times,r.values,r.interpolation)}const zi={enabled:!1,files:{},add:function(r,e){this.enabled!==!1&&(this.files[r]=e)},get:function(r){if(this.enabled!==!1)return this.files[r]},remove:function(r){delete this.files[r]},clear:function(){this.files={}}};class Fd{constructor(e,t,i){const s=this;let n=!1,a=0,o=0,l;const c=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=i,this._abortController=null,this.itemStart=function(h){o++,n===!1&&s.onStart!==void 0&&s.onStart(h,a,o),n=!0},this.itemEnd=function(h){a++,s.onProgress!==void 0&&s.onProgress(h,a,o),a===o&&(n=!1,s.onLoad!==void 0&&s.onLoad())},this.itemError=function(h){s.onError!==void 0&&s.onError(h)},this.resolveURL=function(h){return l?l(h):h},this.setURLModifier=function(h){return l=h,this},this.addHandler=function(h,u){return c.push(h,u),this},this.removeHandler=function(h){const u=c.indexOf(h);return u!==-1&&c.splice(u,2),this},this.getHandler=function(h){for(let u=0,d=c.length;u<d;u+=2){const f=c[u],g=c[u+1];if(f.global&&(f.lastIndex=0),f.test(h))return g}return null},this.abort=function(){return this.abortController.abort(),this._abortController=null,this}}get abortController(){return this._abortController||(this._abortController=new AbortController),this._abortController}}const zd=new Fd;class $i{constructor(e){this.manager=e!==void 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this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}const Zr=new WeakMap;class Sc extends $i{constructor(e){super(e)}load(e,t,i,s){this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const n=this,a=zi.get(`image:${e}`);if(a!==void 0){if(a.complete===!0)n.manager.itemStart(e),setTimeout(function(){t&&t(a),n.manager.itemEnd(e)},0);else{let u=Zr.get(a);u===void 0&&(u=[],Zr.set(a,u)),u.push({onLoad:t,onError:s})}return a}const o=ds("img");function l(){h(),t&&t(this);const u=Zr.get(this)||[];for(let d=0;d<u.length;d++){const f=u[d];f.onLoad&&f.onLoad(this)}Zr.delete(this),n.manager.itemEnd(e)}function c(u){h(),s&&s(u),zi.remove(`image:${e}`);const d=Zr.get(this)||[];for(let f=0;f<d.length;f++){const g=d[f];g.onError&&g.onError(u)}Zr.delete(this),n.manager.itemError(e),n.manager.itemEnd(e)}function h(){o.removeEventListener("load",l,!1),o.removeEventListener("error",c,!1)}return o.addEventListener("load",l,!1),o.addEventListener("error",c,!1),e.slice(0,5)!=="data:"&&this.crossOrigin!==void 0&&(o.crossOrigin=this.crossOrigin),zi.add(`image:${e}`,o),n.manager.itemStart(e),o.src=e,o}}class Ec extends $i{constructor(e){super(e)}load(e,t,i,s){const n=new co;n.colorSpace=St;const a=new Sc(this.manager);a.setCrossOrigin(this.crossOrigin),a.setPath(this.path);let o=0;function l(c){a.load(e[c],function(h){n.images[c]=h,o++,o===6&&(n.needsUpdate=!0,t&&t(n))},void 0,s)}for(let c=0;c<e.length;++c)l(c);return n}}class Vd extends $i{constructor(e){super(e)}load(e,t,i,s){const n=this,a=new Gr,o=new Eo(this.manager);return o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setPath(this.path),o.setWithCredentials(n.withCredentials),o.load(e,function(l){let c;try{c=n.parse(l)}catch(h){if(s!==void 0)s(h);else{h(h);return}}c.image!==void 0?a.image=c.image:c.data!==void 0&&(a.image.width=c.width,a.image.height=c.height,a.image.data=c.data),a.wrapS=c.wrapS!==void 0?c.wrapS:Yt,a.wrapT=c.wrapT!==void 0?c.wrapT:Yt,a.magFilter=c.magFilter!==void 0?c.magFilter:vt,a.minFilter=c.minFilter!==void 0?c.minFilter:vt,a.anisotropy=c.anisotropy!==void 0?c.anisotropy:1,c.colorSpace!==void 0&&(a.colorSpace=c.colorSpace),c.flipY!==void 0&&(a.flipY=c.flipY),c.format!==void 0&&(a.format=c.format),c.type!==void 0&&(a.type=c.type),c.mipmaps!==void 0&&(a.mipmaps=c.mipmaps,a.minFilter=yi),c.mipmapCount===1&&(a.minFilter=vt),c.generateMipmaps!==void 0&&(a.generateMipmaps=c.generateMipmaps),a.needsUpdate=!0,t&&t(a,c)},i,s),a}}class wc extends $i{constructor(e){super(e)}load(e,t,i,s){const n=new Et,a=new Sc(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(e,function(o){n.image=o,n.needsUpdate=!0,t!==void 0&&t(n)},i,s),n}}class Es extends ht{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new _e(e),this.intensity=t}dispose(){}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,this.groundColor!==void 0&&(t.object.groundColor=this.groundColor.getHex()),this.distance!==void 0&&(t.object.distance=this.distance),this.angle!==void 0&&(t.object.angle=this.angle),this.decay!==void 0&&(t.object.decay=this.decay),this.penumbra!==void 0&&(t.object.penumbra=this.penumbra),this.shadow!==void 0&&(t.object.shadow=this.shadow.toJSON()),this.target!==void 0&&(t.object.target=this.target.uuid),t}}const wo=new De,Cc=new w,Rc=new w;class Co{constructor(e){this.camera=e,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new oe(512,512),this.mapType=ii,this.map=null,this.mapPass=null,this.matrix=new De,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new xo,this._frameExtents=new oe(1,1),this._viewportCount=1,this._viewports=[new Ke(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,i=this.matrix;Cc.setFromMatrixPosition(e.matrixWorld),t.position.copy(Cc),Rc.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(Rc),t.updateMatrixWorld(),wo.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(wo,t.coordinateSystem,t.reversedDepth),t.reversedDepth?i.set(.5,0,0,.5,0,.5,0,.5,0,0,1,0,0,0,0,1):i.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),i.multiply(wo)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.intensity=e.intensity,this.bias=e.bias,this.radius=e.radius,this.autoUpdate=e.autoUpdate,this.needsUpdate=e.needsUpdate,this.normalBias=e.normalBias,this.blurSamples=e.blurSamples,this.mapSize.copy(e.mapSize),this}clone(){return new this.constructor().copy(this)}toJSON(){const e={};return this.intensity!==1&&(e.intensity=this.intensity),this.bias!==0&&(e.bias=this.bias),this.normalBias!==0&&(e.normalBias=this.normalBias),this.radius!==1&&(e.radius=this.radius),(this.mapSize.x!==512||this.mapSize.y!==512)&&(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class Hd extends Co{constructor(){super(new yt(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1,this.aspect=1}updateMatrices(e){const t=this.camera,i=Cr*2*e.angle*this.focus,s=this.mapSize.width/this.mapSize.height*this.aspect,n=e.distance||t.far;(i!==t.fov||s!==t.aspect||n!==t.far)&&(t.fov=i,t.aspect=s,t.far=n,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class Gd extends Es{constructor(e,t,i=0,s=Math.PI/3,n=0,a=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(ht.DEFAULT_UP),this.updateMatrix(),this.target=new ht,this.distance=i,this.angle=s,this.penumbra=n,this.decay=a,this.map=null,this.shadow=new Hd}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}const Ac=new De,ws=new w,Ro=new w;class Wd extends Co{constructor(){super(new yt(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new oe(4,2),this._viewportCount=6,this._viewports=[new Ke(2,1,1,1),new Ke(0,1,1,1),new Ke(3,1,1,1),new Ke(1,1,1,1),new Ke(3,0,1,1),new Ke(1,0,1,1)],this._cubeDirections=[new w(1,0,0),new w(-1,0,0),new w(0,0,1),new w(0,0,-1),new w(0,1,0),new w(0,-1,0)],this._cubeUps=[new w(0,1,0),new w(0,1,0),new w(0,1,0),new w(0,1,0),new w(0,0,1),new w(0,0,-1)]}updateMatrices(e,t=0){const i=this.camera,s=this.matrix,n=e.distance||i.far;n!==i.far&&(i.far=n,i.updateProjectionMatrix()),ws.setFromMatrixPosition(e.matrixWorld),i.position.copy(ws),Ro.copy(i.position),Ro.add(this._cubeDirections[t]),i.up.copy(this._cubeUps[t]),i.lookAt(Ro),i.updateMatrixWorld(),s.makeTranslation(-ws.x,-ws.y,-ws.z),Ac.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Ac,i.coordinateSystem,i.reversedDepth)}}class jd extends Es{constructor(e,t,i=0,s=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=i,this.decay=s,this.shadow=new Wd}get power(){return this.intensity*4*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}class ur extends Ql{constructor(e=-1,t=1,i=1,s=-1,n=.1,a=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=i,this.bottom=s,this.near=n,this.far=a,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=e.view===null?null:Object.assign({},e.view),this}setViewOffset(e,t,i,s,n,a){this.view===null&&(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=i,this.view.offsetY=s,this.view.width=n,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),i=(this.right+this.left)/2,s=(this.top+this.bottom)/2;let n=i-e,a=i+e,o=s+t,l=s-t;if(this.view!==null&&this.view.enabled){const c=(this.right-this.left)/this.view.fullWidth/this.zoom,h=(this.top-this.bottom)/this.view.fullHeight/this.zoom;n+=c*this.view.offsetX,a=n+c*this.view.width,o-=h*this.view.offsetY,l=o-h*this.view.height}this.projectionMatrix.makeOrthographic(n,a,o,l,this.near,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,this.view!==null&&(t.object.view=Object.assign({},this.view)),t}}class Xd extends Co{constructor(){super(new ur(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Pc extends Es{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(ht.DEFAULT_UP),this.updateMatrix(),this.target=new ht,this.shadow=new Xd}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class Dc extends Es{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class Cs{static extractUrlBase(e){const t=e.lastIndexOf("/");return t===-1?"./":e.slice(0,t+1)}static resolveURL(e,t){return typeof e!="string"||e===""?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}}const Ao=new WeakMap;class qd extends $i{constructor(e){super(e),this.isImageBitmapLoader=!0,typeof createImageBitmap>"u"&&Me("ImageBitmapLoader: createImageBitmap() not supported."),typeof fetch>"u"&&Me("ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"},this._abortController=new AbortController}setOptions(e){return this.options=e,this}load(e,t,i,s){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const n=this,a=zi.get(`image-bitmap:${e}`);if(a!==void 0){if(n.manager.itemStart(e),a.then){a.then(c=>{if(Ao.has(a)===!0)s&&s(Ao.get(a)),n.manager.itemError(e),n.manager.itemEnd(e);else return t&&t(c),n.manager.itemEnd(e),c});return}return setTimeout(function(){t&&t(a),n.manager.itemEnd(e)},0),a}const o={};o.credentials=this.crossOrigin==="anonymous"?"same-origin":"include",o.headers=this.requestHeader,o.signal=typeof AbortSignal.any=="function"?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal;const l=fetch(e,o).then(function(c){return c.blob()}).then(function(c){return createImageBitmap(c,Object.assign(n.options,{colorSpaceConversion:"none"}))}).then(function(c){return zi.add(`image-bitmap:${e}`,c),t&&t(c),n.manager.itemEnd(e),c}).catch(function(c){s&&s(c),Ao.set(l,c),zi.remove(`image-bitmap:${e}`),n.manager.itemError(e),n.manager.itemEnd(e)});zi.add(`image-bitmap:${e}`,l),n.manager.itemStart(e)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}class Yd extends yt{constructor(e=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=e}}class Kd{constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=performance.now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const t=performance.now();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}const Po="\\[\\]\\.:\\/",Zd=new RegExp("["+Po+"]","g"),Do="[^"+Po+"]",$d="[^"+Po.replace("\\.","")+"]",Jd=/((?:WC+[\/:])*)/.source.replace("WC",Do),Qd=/(WCOD+)?/.source.replace("WCOD",$d),ep=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Do),tp=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Do),ip=new RegExp("^"+Jd+Qd+ep+tp+"$"),rp=["material","materials","bones","map"];class sp{constructor(e,t,i){const s=i||it.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,s)}getValue(e,t){this.bind();const i=this._targetGroup.nCachedObjects_,s=this._bindings[i];s!==void 0&&s.getValue(e,t)}setValue(e,t){const i=this._bindings;for(let s=this._targetGroup.nCachedObjects_,n=i.length;s!==n;++s)i[s].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,i=e.length;t!==i;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,i=e.length;t!==i;++t)e[t].unbind()}}class it{constructor(e,t,i){this.path=t,this.parsedPath=i||it.parseTrackName(t),this.node=it.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,i){return e&&e.isAnimationObjectGroup?new it.Composite(e,t,i):new it(e,t,i)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(Zd,"")}static parseTrackName(e){const t=ip.exec(e);if(t===null)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const i={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},s=i.nodeName&&i.nodeName.lastIndexOf(".");if(s!==void 0&&s!==-1){const n=i.nodeName.substring(s+1);rp.indexOf(n)!==-1&&(i.nodeName=i.nodeName.substring(0,s),i.objectName=n)}if(i.propertyName===null||i.propertyName.length===0)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return i}static findNode(e,t){if(t===void 0||t===""||t==="."||t===-1||t===e.name||t===e.uuid)return e;if(e.skeleton){const i=e.skeleton.getBoneByName(t);if(i!==void 0)return i}if(e.children){const i=function(n){for(let a=0;a<n.length;a++){const o=n[a];if(o.name===t||o.uuid===t)return o;const l=i(o.children);if(l)return l}return null},s=i(e.children);if(s)return s}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const i=this.resolvedProperty;for(let s=0,n=i.length;s!==n;++s)e[t++]=i[s]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){const i=this.resolvedProperty;for(let s=0,n=i.length;s!==n;++s)i[s]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const i=this.resolvedProperty;for(let s=0,n=i.length;s!==n;++s)i[s]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const i=this.resolvedProperty;for(let s=0,n=i.length;s!==n;++s)i[s]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node;const t=this.parsedPath,i=t.objectName,s=t.propertyName;let n=t.propertyIndex;if(e||(e=it.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e){Me("PropertyBinding: No target node found for track: "+this.path+".");return}if(i){let c=t.objectIndex;switch(i){case"materials":if(!e.material){Ve("PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.materials){Ve("PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);return}e=e.material.materials;break;case"bones":if(!e.skeleton){Ve("PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);return}e=e.skeleton.bones;for(let h=0;h<e.length;h++)if(e[h].name===c){c=h;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material){Ve("PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.map){Ve("PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);return}e=e.material.map;break;default:if(e[i]===void 0){Ve("PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[i]}if(c!==void 0){if(e[c]===void 0){Ve("PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[c]}}const a=e[s];if(a===void 0){const c=t.nodeName;Ve("PropertyBinding: Trying to update property for track: "+c+"."+s+" but it wasn't found.",e);return}let o=this.Versioning.None;this.targetObject=e,e.isMaterial===!0?o=this.Versioning.NeedsUpdate:e.isObject3D===!0&&(o=this.Versioning.MatrixWorldNeedsUpdate);let l=this.BindingType.Direct;if(n!==void 0){if(s==="morphTargetInfluences"){if(!e.geometry){Ve("PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);return}if(!e.geometry.morphAttributes){Ve("PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);return}e.morphTargetDictionary[n]!==void 0&&(n=e.morphTargetDictionary[n])}l=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=n}else a.fromArray!==void 0&&a.toArray!==void 0?(l=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(l=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=s;this.getValue=this.GetterByBindingType[l],this.setValue=this.SetterByBindingTypeAndVersioning[l][o]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}it.Composite=sp,it.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},it.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},it.prototype.GetterByBindingType=[it.prototype._getValue_direct,it.prototype._getValue_array,it.prototype._getValue_arrayElement,it.prototype._getValue_toArray],it.prototype.SetterByBindingTypeAndVersioning=[[it.prototype._setValue_direct,it.prototype._setValue_direct_setNeedsUpdate,it.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[it.prototype._setValue_array,it.prototype._setValue_array_setNeedsUpdate,it.prototype._setValue_array_setMatrixWorldNeedsUpdate],[it.prototype._setValue_arrayElement,it.prototype._setValue_arrayElement_setNeedsUpdate,it.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[it.prototype._setValue_fromArray,it.prototype._setValue_fromArray_setNeedsUpdate,it.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];const Lc=new De;class Ic{constructor(e,t,i=0,s=1/0){this.ray=new Ir(e,t),this.near=i,this.far=s,this.camera=null,this.layers=new $a,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):Ve("Raycaster: Unsupported camera type: "+t.type)}setFromXRController(e){return Lc.identity().extractRotation(e.matrixWorld),this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(Lc),this}intersectObject(e,t=!0,i=[]){return Lo(e,this,i,t),i.sort(Uc),i}intersectObjects(e,t=!0,i=[]){for(let s=0,n=e.length;s<n;s++)Lo(e[s],this,i,t);return i.sort(Uc),i}}function Uc(r,e){return r.distance-e.distance}function Lo(r,e,t,i){let s=!0;if(r.layers.test(e.layers)&&r.raycast(e,t)===!1&&(s=!1),s===!0&&i===!0){const n=r.children;for(let a=0,o=n.length;a<o;a++)Lo(n[a],e,t,!0)}}class Nc{constructor(e=1,t=0,i=0){this.radius=e,this.phi=t,this.theta=i}set(e,t,i){return this.radius=e,this.phi=t,this.theta=i,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){return this.phi=Fe(this.phi,1e-6,Math.PI-1e-6),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,i){return this.radius=Math.sqrt(e*e+t*t+i*i),this.radius===0?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,i),this.phi=Math.acos(Fe(t/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}}class np extends nr{constructor(e,t=null){super(),this.object=e,this.domElement=t,this.enabled=!0,this.state=-1,this.keys={},this.mouseButtons={LEFT:null,MIDDLE:null,RIGHT:null},this.touches={ONE:null,TWO:null}}connect(e){if(e===void 0){Me("Controls: connect() now requires an element.");return}this.domElement!==null&&this.disconnect(),this.domElement=e}disconnect(){}dispose(){}update(){}}function Oc(r,e,t,i){const s=ap(i);switch(t){case bl:return r*e;case ea:return r*e/s.components*s.byteLength;case ta:return r*e/s.components*s.byteLength;case ia:return r*e*2/s.components*s.byteLength;case ra:return r*e*2/s.components*s.byteLength;case Tl:return r*e*3/s.components*s.byteLength;case Wt:return r*e*4/s.components*s.byteLength;case sa:return r*e*4/s.components*s.byteLength;case ks:case Vs:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*8;case Hs:case Gs:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*16;case aa:case la:return Math.max(r,16)*Math.max(e,8)/4;case na:case oa:return Math.max(r,8)*Math.max(e,8)/2;case ca:case ha:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*8;case ua:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*16;case da:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*16;case pa:return Math.floor((r+4)/5)*Math.floor((e+3)/4)*16;case fa:return Math.floor((r+4)/5)*Math.floor((e+4)/5)*16;case ma:return Math.floor((r+5)/6)*Math.floor((e+4)/5)*16;case ga:return Math.floor((r+5)/6)*Math.floor((e+5)/6)*16;case va:return Math.floor((r+7)/8)*Math.floor((e+4)/5)*16;case _a:return Math.floor((r+7)/8)*Math.floor((e+5)/6)*16;case xa:return Math.floor((r+7)/8)*Math.floor((e+7)/8)*16;case ya:return Math.floor((r+9)/10)*Math.floor((e+4)/5)*16;case Ma:return Math.floor((r+9)/10)*Math.floor((e+5)/6)*16;case ba:return Math.floor((r+9)/10)*Math.floor((e+7)/8)*16;case Ta:return Math.floor((r+9)/10)*Math.floor((e+9)/10)*16;case Sa:return Math.floor((r+11)/12)*Math.floor((e+9)/10)*16;case Ea:return Math.floor((r+11)/12)*Math.floor((e+11)/12)*16;case wa:case Ca:case Ra:return Math.ceil(r/4)*Math.ceil(e/4)*16;case Aa:case Pa:return Math.ceil(r/4)*Math.ceil(e/4)*8;case Da:case La:return Math.ceil(r/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${t} format.`)}function ap(r){switch(r){case ii:case _l:return{byteLength:1,components:1};case ls:case xl:case pt:return{byteLength:2,components:1};case Jn:case Qn:return{byteLength:2,components:4};case sr:case $n:case Vt:return{byteLength:4,components:1};case yl:case Ml:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${r}.`)}typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:"181"}})),typeof window<"u"&&(window.__THREE__?Me("WARNING: Multiple instances of Three.js being imported."):window.__THREE__="181");function Bc(){let r=null,e=!1,t=null,i=null;function s(n,a){t(n,a),i=r.requestAnimationFrame(s)}return{start:function(){e!==!0&&t!==null&&(i=r.requestAnimationFrame(s),e=!0)},stop:function(){r.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(n){t=n},setContext:function(n){r=n}}}function op(r){const e=new WeakMap;function t(o,l){const c=o.array,h=o.usage,u=c.byteLength,d=r.createBuffer();r.bindBuffer(l,d),r.bufferData(l,c,h),o.onUploadCallback();let f;if(c instanceof Float32Array)f=r.FLOAT;else if(typeof Float16Array<"u"&&c instanceof Float16Array)f=r.HALF_FLOAT;else if(c instanceof Uint16Array)o.isFloat16BufferAttribute?f=r.HALF_FLOAT:f=r.UNSIGNED_SHORT;else if(c instanceof Int16Array)f=r.SHORT;else if(c instanceof Uint32Array)f=r.UNSIGNED_INT;else if(c instanceof Int32Array)f=r.INT;else if(c instanceof Int8Array)f=r.BYTE;else if(c instanceof Uint8Array)f=r.UNSIGNED_BYTE;else if(c instanceof Uint8ClampedArray)f=r.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+c);return{buffer:d,type:f,bytesPerElement:c.BYTES_PER_ELEMENT,version:o.version,size:u}}function i(o,l,c){const h=l.array,u=l.updateRanges;if(r.bindBuffer(c,o),u.length===0)r.bufferSubData(c,0,h);else{u.sort((f,g)=>f.start-g.start);let d=0;for(let f=1;f<u.length;f++){const g=u[d],v=u[f];v.start<=g.start+g.count+1?g.count=Math.max(g.count,v.start+v.count-g.start):(++d,u[d]=v)}u.length=d+1;for(let f=0,g=u.length;f<g;f++){const v=u[f];r.bufferSubData(c,v.start*h.BYTES_PER_ELEMENT,h,v.start,v.count)}l.clearUpdateRanges()}l.onUploadCallback()}function s(o){return o.isInterleavedBufferAttribute&&(o=o.data),e.get(o)}function n(o){o.isInterleavedBufferAttribute&&(o=o.data);const l=e.get(o);l&&(r.deleteBuffer(l.buffer),e.delete(o))}function a(o,l){if(o.isInterleavedBufferAttribute&&(o=o.data),o.isGLBufferAttribute){const h=e.get(o);(!h||h.version<o.version)&&e.set(o,{buffer:o.buffer,type:o.type,bytesPerElement:o.elementSize,version:o.version});return}const c=e.get(o);if(c===void 0)e.set(o,t(o,l));else if(c.version<o.version){if(c.size!==o.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");i(c.buffer,o,l),c.version=o.version}}return{get:s,remove:n,update:a}}var lp=`#ifdef USE_ALPHAHASH
	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
#endif`,cp=`#ifdef USE_ALPHAHASH
	const float ALPHA_HASH_SCALE = 0.05;
	float hash2D( vec2 value ) {
		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
	}
	float hash3D( vec3 value ) {
		return hash2D( vec2( hash2D( value.xy ), value.z ) );
	}
	float getAlphaHashThreshold( vec3 position ) {
		float maxDeriv = max(
			length( dFdx( position.xyz ) ),
			length( dFdy( position.xyz ) )
		);
		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
		vec2 pixScales = vec2(
			exp2( floor( log2( pixScale ) ) ),
			exp2( ceil( log2( pixScale ) ) )
		);
		vec2 alpha = vec2(
			hash3D( floor( pixScales.x * position.xyz ) ),
			hash3D( floor( pixScales.y * position.xyz ) )
		);
		float lerpFactor = fract( log2( pixScale ) );
		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
		float a = min( lerpFactor, 1.0 - lerpFactor );
		vec3 cases = vec3(
			x * x / ( 2.0 * a * ( 1.0 - a ) ),
			( x - 0.5 * a ) / ( 1.0 - a ),
			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
		);
		float threshold = ( x < ( 1.0 - a ) )
			? ( ( x < a ) ? cases.x : cases.y )
			: cases.z;
		return clamp( threshold , 1.0e-6, 1.0 );
	}
#endif`,hp=`#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
#endif`,up=`#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,dp=`#ifdef USE_ALPHATEST
	#ifdef ALPHA_TO_COVERAGE
	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );
	if ( diffuseColor.a == 0.0 ) discard;
	#else
	if ( diffuseColor.a < alphaTest ) discard;
	#endif
#endif`,pp=`#ifdef USE_ALPHATEST
	uniform float alphaTest;
#endif`,fp=`#ifdef USE_AOMAP
	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
	reflectedLight.indirectDiffuse *= ambientOcclusion;
	#if defined( USE_CLEARCOAT ) 
		clearcoatSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_SHEEN ) 
		sheenSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD )
		float dotNV = saturate( dot( geometryNormal, geometryViewDir ) );
		reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );
	#endif
#endif`,mp=`#ifdef USE_AOMAP
	uniform sampler2D aoMap;
	uniform float aoMapIntensity;
#endif`,gp=`#ifdef USE_BATCHING
	#if ! defined( GL_ANGLE_multi_draw )
	#define gl_DrawID _gl_DrawID
	uniform int _gl_DrawID;
	#endif
	uniform highp sampler2D batchingTexture;
	uniform highp usampler2D batchingIdTexture;
	mat4 getBatchingMatrix( const in float i ) {
		int size = textureSize( batchingTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
	float getIndirectIndex( const in int i ) {
		int size = textureSize( batchingIdTexture, 0 ).x;
		int x = i % size;
		int y = i / size;
		return float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );
	}
#endif
#ifdef USE_BATCHING_COLOR
	uniform sampler2D batchingColorTexture;
	vec3 getBatchingColor( const in float i ) {
		int size = textureSize( batchingColorTexture, 0 ).x;
		int j = int( i );
		int x = j % size;
		int y = j / size;
		return texelFetch( batchingColorTexture, ivec2( x, y ), 0 ).rgb;
	}
#endif`,vp=`#ifdef USE_BATCHING
	mat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );
#endif`,_p=`vec3 transformed = vec3( position );
#ifdef USE_ALPHAHASH
	vPosition = vec3( position );
#endif`,xp=`vec3 objectNormal = vec3( normal );
#ifdef USE_TANGENT
	vec3 objectTangent = vec3( tangent.xyz );
#endif`,yp=`float G_BlinnPhong_Implicit( ) {
	return 0.25;
}
float D_BlinnPhong( const in float shininess, const in float dotNH ) {
	return RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );
}
vec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( specularColor, 1.0, dotVH );
	float G = G_BlinnPhong_Implicit( );
	float D = D_BlinnPhong( shininess, dotNH );
	return F * ( G * D );
} // validated`,Mp=`#ifdef USE_IRIDESCENCE
	const mat3 XYZ_TO_REC709 = mat3(
		 3.2404542, -0.9692660,  0.0556434,
		-1.5371385,  1.8760108, -0.2040259,
		-0.4985314,  0.0415560,  1.0572252
	);
	vec3 Fresnel0ToIor( vec3 fresnel0 ) {
		vec3 sqrtF0 = sqrt( fresnel0 );
		return ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );
	}
	vec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );
	}
	float IorToFresnel0( float transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));
	}
	vec3 evalSensitivity( float OPD, vec3 shift ) {
		float phase = 2.0 * PI * OPD * 1.0e-9;
		vec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );
		vec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );
		vec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );
		vec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );
		xyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );
		xyz /= 1.0685e-7;
		vec3 rgb = XYZ_TO_REC709 * xyz;
		return rgb;
	}
	vec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {
		vec3 I;
		float iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );
		float sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );
		float cosTheta2Sq = 1.0 - sinTheta2Sq;
		if ( cosTheta2Sq < 0.0 ) {
			return vec3( 1.0 );
		}
		float cosTheta2 = sqrt( cosTheta2Sq );
		float R0 = IorToFresnel0( iridescenceIOR, outsideIOR );
		float R12 = F_Schlick( R0, 1.0, cosTheta1 );
		float T121 = 1.0 - R12;
		float phi12 = 0.0;
		if ( iridescenceIOR < outsideIOR ) phi12 = PI;
		float phi21 = PI - phi12;
		vec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );		vec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );
		vec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );
		vec3 phi23 = vec3( 0.0 );
		if ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;
		if ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;
		if ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;
		float OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;
		vec3 phi = vec3( phi21 ) + phi23;
		vec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );
		vec3 r123 = sqrt( R123 );
		vec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );
		vec3 C0 = R12 + Rs;
		I = C0;
		vec3 Cm = Rs - T121;
		for ( int m = 1; m <= 2; ++ m ) {
			Cm *= r123;
			vec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );
			I += Cm * Sm;
		}
		return max( I, vec3( 0.0 ) );
	}
#endif`,bp=`#ifdef USE_BUMPMAP
	uniform sampler2D bumpMap;
	uniform float bumpScale;
	vec2 dHdxy_fwd() {
		vec2 dSTdx = dFdx( vBumpMapUv );
		vec2 dSTdy = dFdy( vBumpMapUv );
		float Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;
		float dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;
		float dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;
		return vec2( dBx, dBy );
	}
	vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {
		vec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );
		vec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );
		vec3 vN = surf_norm;
		vec3 R1 = cross( vSigmaY, vN );
		vec3 R2 = cross( vN, vSigmaX );
		float fDet = dot( vSigmaX, R1 ) * faceDirection;
		vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );
		return normalize( abs( fDet ) * surf_norm - vGrad );
	}
#endif`,Tp=`#if NUM_CLIPPING_PLANES > 0
	vec4 plane;
	#ifdef ALPHA_TO_COVERAGE
		float distanceToPlane, distanceGradient;
		float clipOpacity = 1.0;
		#pragma unroll_loop_start
		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;
			distanceGradient = fwidth( distanceToPlane ) / 2.0;
			clipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );
			if ( clipOpacity == 0.0 ) discard;
		}
		#pragma unroll_loop_end
		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
			float unionClipOpacity = 1.0;
			#pragma unroll_loop_start
			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
				plane = clippingPlanes[ i ];
				distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;
				distanceGradient = fwidth( distanceToPlane ) / 2.0;
				unionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );
			}
			#pragma unroll_loop_end
			clipOpacity *= 1.0 - unionClipOpacity;
		#endif
		diffuseColor.a *= clipOpacity;
		if ( diffuseColor.a == 0.0 ) discard;
	#else
		#pragma unroll_loop_start
		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			if ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;
		}
		#pragma unroll_loop_end
		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
			bool clipped = true;
			#pragma unroll_loop_start
			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
				plane = clippingPlanes[ i ];
				clipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;
			}
			#pragma unroll_loop_end
			if ( clipped ) discard;
		#endif
	#endif
#endif`,Sp=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
	uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];
#endif`,Ep=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
#endif`,wp=`#if NUM_CLIPPING_PLANES > 0
	vClipPosition = - mvPosition.xyz;
#endif`,Cp=`#if defined( USE_COLOR_ALPHA )
	diffuseColor *= vColor;
#elif defined( USE_COLOR )
	diffuseColor.rgb *= vColor;
#endif`,Rp=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR )
	varying vec3 vColor;
#endif`,Ap=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	varying vec3 vColor;
#endif`,Pp=`#if defined( USE_COLOR_ALPHA )
	vColor = vec4( 1.0 );
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	vColor = vec3( 1.0 );
#endif
#ifdef USE_COLOR
	vColor *= color;
#endif
#ifdef USE_INSTANCING_COLOR
	vColor.xyz *= instanceColor.xyz;
#endif
#ifdef USE_BATCHING_COLOR
	vec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );
	vColor.xyz *= batchingColor.xyz;
#endif`,Dp=`#define PI 3.141592653589793
#define PI2 6.283185307179586
#define PI_HALF 1.5707963267948966
#define RECIPROCAL_PI 0.3183098861837907
#define RECIPROCAL_PI2 0.15915494309189535
#define EPSILON 1e-6
#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
#define whiteComplement( a ) ( 1.0 - saturate( a ) )
float pow2( const in float x ) { return x*x; }
vec3 pow2( const in vec3 x ) { return x*x; }
float pow3( const in float x ) { return x*x*x; }
float pow4( const in float x ) { float x2 = x*x; return x2*x2; }
float max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }
float average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }
highp float rand( const in vec2 uv ) {
	const highp float a = 12.9898, b = 78.233, c = 43758.5453;
	highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );
	return fract( sin( sn ) * c );
}
#ifdef HIGH_PRECISION
	float precisionSafeLength( vec3 v ) { return length( v ); }
#else
	float precisionSafeLength( vec3 v ) {
		float maxComponent = max3( abs( v ) );
		return length( v / maxComponent ) * maxComponent;
	}
#endif
struct IncidentLight {
	vec3 color;
	vec3 direction;
	bool visible;
};
struct ReflectedLight {
	vec3 directDiffuse;
	vec3 directSpecular;
	vec3 indirectDiffuse;
	vec3 indirectSpecular;
};
#ifdef USE_ALPHAHASH
	varying vec3 vPosition;
#endif
vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
}
vec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );
}
bool isPerspectiveMatrix( mat4 m ) {
	return m[ 2 ][ 3 ] == - 1.0;
}
vec2 equirectUv( in vec3 dir ) {
	float u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;
	float v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;
	return vec2( u, v );
}
vec3 BRDF_Lambert( const in vec3 diffuseColor ) {
	return RECIPROCAL_PI * diffuseColor;
}
vec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
}
float F_Schlick( const in float f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
} // validated`,Lp=`#ifdef ENVMAP_TYPE_CUBE_UV
	#define cubeUV_minMipLevel 4.0
	#define cubeUV_minTileSize 16.0
	float getFace( vec3 direction ) {
		vec3 absDirection = abs( direction );
		float face = - 1.0;
		if ( absDirection.x > absDirection.z ) {
			if ( absDirection.x > absDirection.y )
				face = direction.x > 0.0 ? 0.0 : 3.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		} else {
			if ( absDirection.z > absDirection.y )
				face = direction.z > 0.0 ? 2.0 : 5.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		}
		return face;
	}
	vec2 getUV( vec3 direction, float face ) {
		vec2 uv;
		if ( face == 0.0 ) {
			uv = vec2( direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 1.0 ) {
			uv = vec2( - direction.x, - direction.z ) / abs( direction.y );
		} else if ( face == 2.0 ) {
			uv = vec2( - direction.x, direction.y ) / abs( direction.z );
		} else if ( face == 3.0 ) {
			uv = vec2( - direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 4.0 ) {
			uv = vec2( - direction.x, direction.z ) / abs( direction.y );
		} else {
			uv = vec2( direction.x, direction.y ) / abs( direction.z );
		}
		return 0.5 * ( uv + 1.0 );
	}
	vec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {
		float face = getFace( direction );
		float filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );
		mipInt = max( mipInt, cubeUV_minMipLevel );
		float faceSize = exp2( mipInt );
		highp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;
		if ( face > 2.0 ) {
			uv.y += faceSize;
			face -= 3.0;
		}
		uv.x += face * faceSize;
		uv.x += filterInt * 3.0 * cubeUV_minTileSize;
		uv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );
		uv.x *= CUBEUV_TEXEL_WIDTH;
		uv.y *= CUBEUV_TEXEL_HEIGHT;
		#ifdef texture2DGradEXT
			return texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;
		#else
			return texture2D( envMap, uv ).rgb;
		#endif
	}
	#define cubeUV_r0 1.0
	#define cubeUV_m0 - 2.0
	#define cubeUV_r1 0.8
	#define cubeUV_m1 - 1.0
	#define cubeUV_r4 0.4
	#define cubeUV_m4 2.0
	#define cubeUV_r5 0.305
	#define cubeUV_m5 3.0
	#define cubeUV_r6 0.21
	#define cubeUV_m6 4.0
	float roughnessToMip( float roughness ) {
		float mip = 0.0;
		if ( roughness >= cubeUV_r1 ) {
			mip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;
		} else if ( roughness >= cubeUV_r4 ) {
			mip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;
		} else if ( roughness >= cubeUV_r5 ) {
			mip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;
		} else if ( roughness >= cubeUV_r6 ) {
			mip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;
		} else {
			mip = - 2.0 * log2( 1.16 * roughness );		}
		return mip;
	}
	vec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {
		float mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );
		float mipF = fract( mip );
		float mipInt = floor( mip );
		vec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );
		if ( mipF == 0.0 ) {
			return vec4( color0, 1.0 );
		} else {
			vec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );
			return vec4( mix( color0, color1, mipF ), 1.0 );
		}
	}
#endif`,Ip=`vec3 transformedNormal = objectNormal;
#ifdef USE_TANGENT
	vec3 transformedTangent = objectTangent;
#endif
#ifdef USE_BATCHING
	mat3 bm = mat3( batchingMatrix );
	transformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );
	transformedNormal = bm * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = bm * transformedTangent;
	#endif
#endif
#ifdef USE_INSTANCING
	mat3 im = mat3( instanceMatrix );
	transformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );
	transformedNormal = im * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = im * transformedTangent;
	#endif
#endif
transformedNormal = normalMatrix * transformedNormal;
#ifdef FLIP_SIDED
	transformedNormal = - transformedNormal;
#endif
#ifdef USE_TANGENT
	transformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;
	#ifdef FLIP_SIDED
		transformedTangent = - transformedTangent;
	#endif
#endif`,Up=`#ifdef USE_DISPLACEMENTMAP
	uniform sampler2D displacementMap;
	uniform float displacementScale;
	uniform float displacementBias;
#endif`,Np=`#ifdef USE_DISPLACEMENTMAP
	transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );
#endif`,Op=`#ifdef USE_EMISSIVEMAP
	vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );
	#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE
		emissiveColor = sRGBTransferEOTF( emissiveColor );
	#endif
	totalEmissiveRadiance *= emissiveColor.rgb;
#endif`,Bp=`#ifdef USE_EMISSIVEMAP
	uniform sampler2D emissiveMap;
#endif`,Fp="gl_FragColor = linearToOutputTexel( gl_FragColor );",zp=`vec4 LinearTransferOETF( in vec4 value ) {
	return value;
}
vec4 sRGBTransferEOTF( in vec4 value ) {
	return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );
}
vec4 sRGBTransferOETF( in vec4 value ) {
	return 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 );
}`,kp=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vec3 cameraToFrag;
		if ( isOrthographic ) {
			cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToFrag = normalize( vWorldPosition - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vec3 reflectVec = reflect( cameraToFrag, worldNormal );
		#else
			vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );
		#endif
	#else
		vec3 reflectVec = vReflect;
	#endif
	#ifdef ENVMAP_TYPE_CUBE
		vec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );
	#else
		vec4 envColor = vec4( 0.0 );
	#endif
	#ifdef ENVMAP_BLENDING_MULTIPLY
		outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_MIX )
		outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_ADD )
		outgoingLight += envColor.xyz * specularStrength * reflectivity;
	#endif
#endif`,Vp=`#ifdef USE_ENVMAP
	uniform float envMapIntensity;
	uniform float flipEnvMap;
	uniform mat3 envMapRotation;
	#ifdef ENVMAP_TYPE_CUBE
		uniform samplerCube envMap;
	#else
		uniform sampler2D envMap;
	#endif
#endif`,Hp=`#ifdef USE_ENVMAP
	uniform float reflectivity;
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		varying vec3 vWorldPosition;
		uniform float refractionRatio;
	#else
		varying vec3 vReflect;
	#endif
#endif`,Gp=`#ifdef USE_ENVMAP
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		
		varying vec3 vWorldPosition;
	#else
		varying vec3 vReflect;
		uniform float refractionRatio;
	#endif
#endif`,Wp=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vWorldPosition = worldPosition.xyz;
	#else
		vec3 cameraToVertex;
		if ( isOrthographic ) {
			cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToVertex = normalize( worldPosition.xyz - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vReflect = reflect( cameraToVertex, worldNormal );
		#else
			vReflect = refract( cameraToVertex, worldNormal, refractionRatio );
		#endif
	#endif
#endif`,jp=`#ifdef USE_FOG
	vFogDepth = - mvPosition.z;
#endif`,Xp=`#ifdef USE_FOG
	varying float vFogDepth;
#endif`,qp=`#ifdef USE_FOG
	#ifdef FOG_EXP2
		float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );
	#else
		float fogFactor = smoothstep( fogNear, fogFar, vFogDepth );
	#endif
	gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );
#endif`,Yp=`#ifdef USE_FOG
	uniform vec3 fogColor;
	varying float vFogDepth;
	#ifdef FOG_EXP2
		uniform float fogDensity;
	#else
		uniform float fogNear;
		uniform float fogFar;
	#endif
#endif`,Kp=`#ifdef USE_GRADIENTMAP
	uniform sampler2D gradientMap;
#endif
vec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {
	float dotNL = dot( normal, lightDirection );
	vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );
	#ifdef USE_GRADIENTMAP
		return vec3( texture2D( gradientMap, coord ).r );
	#else
		vec2 fw = fwidth( coord ) * 0.5;
		return mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );
	#endif
}`,Zp=`#ifdef USE_LIGHTMAP
	uniform sampler2D lightMap;
	uniform float lightMapIntensity;
#endif`,$p=`LambertMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularStrength = specularStrength;`,Jp=`varying vec3 vViewPosition;
struct LambertMaterial {
	vec3 diffuseColor;
	float specularStrength;
};
void RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Lambert
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Lambert`,Qp=`uniform bool receiveShadow;
uniform vec3 ambientLightColor;
#if defined( USE_LIGHT_PROBES )
	uniform vec3 lightProbe[ 9 ];
#endif
vec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {
	float x = normal.x, y = normal.y, z = normal.z;
	vec3 result = shCoefficients[ 0 ] * 0.886227;
	result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;
	result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;
	result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;
	result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;
	result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;
	result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );
	result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;
	result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );
	return result;
}
vec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {
	vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
	vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );
	return irradiance;
}
vec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {
	vec3 irradiance = ambientLightColor;
	return irradiance;
}
float getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {
	float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );
	if ( cutoffDistance > 0.0 ) {
		distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );
	}
	return distanceFalloff;
}
float getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {
	return smoothstep( coneCosine, penumbraCosine, angleCosine );
}
#if NUM_DIR_LIGHTS > 0
	struct DirectionalLight {
		vec3 direction;
		vec3 color;
	};
	uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];
	void getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {
		light.color = directionalLight.color;
		light.direction = directionalLight.direction;
		light.visible = true;
	}
#endif
#if NUM_POINT_LIGHTS > 0
	struct PointLight {
		vec3 position;
		vec3 color;
		float distance;
		float decay;
	};
	uniform PointLight pointLights[ NUM_POINT_LIGHTS ];
	void getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = pointLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float lightDistance = length( lVector );
		light.color = pointLight.color;
		light.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );
		light.visible = ( light.color != vec3( 0.0 ) );
	}
#endif
#if NUM_SPOT_LIGHTS > 0
	struct SpotLight {
		vec3 position;
		vec3 direction;
		vec3 color;
		float distance;
		float decay;
		float coneCos;
		float penumbraCos;
	};
	uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];
	void getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = spotLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float angleCos = dot( light.direction, spotLight.direction );
		float spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );
		if ( spotAttenuation > 0.0 ) {
			float lightDistance = length( lVector );
			light.color = spotLight.color * spotAttenuation;
			light.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );
			light.visible = ( light.color != vec3( 0.0 ) );
		} else {
			light.color = vec3( 0.0 );
			light.visible = false;
		}
	}
#endif
#if NUM_RECT_AREA_LIGHTS > 0
	struct RectAreaLight {
		vec3 color;
		vec3 position;
		vec3 halfWidth;
		vec3 halfHeight;
	};
	uniform sampler2D ltc_1;	uniform sampler2D ltc_2;
	uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];
#endif
#if NUM_HEMI_LIGHTS > 0
	struct HemisphereLight {
		vec3 direction;
		vec3 skyColor;
		vec3 groundColor;
	};
	uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];
	vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {
		float dotNL = dot( normal, hemiLight.direction );
		float hemiDiffuseWeight = 0.5 * dotNL + 0.5;
		vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );
		return irradiance;
	}
#endif`,ef=`#ifdef USE_ENVMAP
	vec3 getIBLIrradiance( const in vec3 normal ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );
			return PI * envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	vec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 reflectVec = reflect( - viewDir, normal );
			reflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );
			reflectVec = inverseTransformDirection( reflectVec, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );
			return envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	#ifdef USE_ANISOTROPY
		vec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {
			#ifdef ENVMAP_TYPE_CUBE_UV
				vec3 bentNormal = cross( bitangent, viewDir );
				bentNormal = normalize( cross( bentNormal, bitangent ) );
				bentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );
				return getIBLRadiance( viewDir, bentNormal, roughness );
			#else
				return vec3( 0.0 );
			#endif
		}
	#endif
#endif`,tf=`ToonMaterial material;
material.diffuseColor = diffuseColor.rgb;`,rf=`varying vec3 vViewPosition;
struct ToonMaterial {
	vec3 diffuseColor;
};
void RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {
	vec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Toon
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Toon`,sf=`BlinnPhongMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularColor = specular;
material.specularShininess = shininess;
material.specularStrength = specularStrength;`,nf=`varying vec3 vViewPosition;
struct BlinnPhongMaterial {
	vec3 diffuseColor;
	vec3 specularColor;
	float specularShininess;
	float specularStrength;
};
void RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
	reflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;
}
void RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_BlinnPhong
#define RE_IndirectDiffuse		RE_IndirectDiffuse_BlinnPhong`,af=`PhysicalMaterial material;
material.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );
vec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );
float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );
material.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;
material.roughness = min( material.roughness, 1.0 );
#ifdef IOR
	material.ior = ior;
	#ifdef USE_SPECULAR
		float specularIntensityFactor = specularIntensity;
		vec3 specularColorFactor = specularColor;
		#ifdef USE_SPECULAR_COLORMAP
			specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;
		#endif
		#ifdef USE_SPECULAR_INTENSITYMAP
			specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;
		#endif
		material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );
	#else
		float specularIntensityFactor = 1.0;
		vec3 specularColorFactor = vec3( 1.0 );
		material.specularF90 = 1.0;
	#endif
	material.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );
#else
	material.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );
	material.specularF90 = 1.0;
#endif
#ifdef USE_CLEARCOAT
	material.clearcoat = clearcoat;
	material.clearcoatRoughness = clearcoatRoughness;
	material.clearcoatF0 = vec3( 0.04 );
	material.clearcoatF90 = 1.0;
	#ifdef USE_CLEARCOATMAP
		material.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;
	#endif
	#ifdef USE_CLEARCOAT_ROUGHNESSMAP
		material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;
	#endif
	material.clearcoat = saturate( material.clearcoat );	material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );
	material.clearcoatRoughness += geometryRoughness;
	material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );
#endif
#ifdef USE_DISPERSION
	material.dispersion = dispersion;
#endif
#ifdef USE_IRIDESCENCE
	material.iridescence = iridescence;
	material.iridescenceIOR = iridescenceIOR;
	#ifdef USE_IRIDESCENCEMAP
		material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;
	#endif
	#ifdef USE_IRIDESCENCE_THICKNESSMAP
		material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;
	#else
		material.iridescenceThickness = iridescenceThicknessMaximum;
	#endif
#endif
#ifdef USE_SHEEN
	material.sheenColor = sheenColor;
	#ifdef USE_SHEEN_COLORMAP
		material.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;
	#endif
	material.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );
	#ifdef USE_SHEEN_ROUGHNESSMAP
		material.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;
	#endif
#endif
#ifdef USE_ANISOTROPY
	#ifdef USE_ANISOTROPYMAP
		mat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );
		vec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;
		vec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;
	#else
		vec2 anisotropyV = anisotropyVector;
	#endif
	material.anisotropy = length( anisotropyV );
	if( material.anisotropy == 0.0 ) {
		anisotropyV = vec2( 1.0, 0.0 );
	} else {
		anisotropyV /= material.anisotropy;
		material.anisotropy = saturate( material.anisotropy );
	}
	material.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );
	material.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;
	material.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;
#endif`,of=`uniform sampler2D dfgLUT;
struct PhysicalMaterial {
	vec3 diffuseColor;
	float roughness;
	vec3 specularColor;
	float specularF90;
	float dispersion;
	#ifdef USE_CLEARCOAT
		float clearcoat;
		float clearcoatRoughness;
		vec3 clearcoatF0;
		float clearcoatF90;
	#endif
	#ifdef USE_IRIDESCENCE
		float iridescence;
		float iridescenceIOR;
		float iridescenceThickness;
		vec3 iridescenceFresnel;
		vec3 iridescenceF0;
	#endif
	#ifdef USE_SHEEN
		vec3 sheenColor;
		float sheenRoughness;
	#endif
	#ifdef IOR
		float ior;
	#endif
	#ifdef USE_TRANSMISSION
		float transmission;
		float transmissionAlpha;
		float thickness;
		float attenuationDistance;
		vec3 attenuationColor;
	#endif
	#ifdef USE_ANISOTROPY
		float anisotropy;
		float alphaT;
		vec3 anisotropyT;
		vec3 anisotropyB;
	#endif
};
vec3 clearcoatSpecularDirect = vec3( 0.0 );
vec3 clearcoatSpecularIndirect = vec3( 0.0 );
vec3 sheenSpecularDirect = vec3( 0.0 );
vec3 sheenSpecularIndirect = vec3(0.0 );
vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
    float x2 = x * x;
    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
}
float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
	float a2 = pow2( alpha );
	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
	return 0.5 / max( gv + gl, EPSILON );
}
float D_GGX( const in float alpha, const in float dotNH ) {
	float a2 = pow2( alpha );
	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
	return RECIPROCAL_PI * a2 / pow2( denom );
}
#ifdef USE_ANISOTROPY
	float V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {
		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
		float v = 0.5 / ( gv + gl );
		return saturate(v);
	}
	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
		float a2 = alphaT * alphaB;
		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
		highp float v2 = dot( v, v );
		float w2 = a2 / v2;
		return RECIPROCAL_PI * a2 * pow2 ( w2 );
	}
#endif
#ifdef USE_CLEARCOAT
	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
		vec3 f0 = material.clearcoatF0;
		float f90 = material.clearcoatF90;
		float roughness = material.clearcoatRoughness;
		float alpha = pow2( roughness );
		vec3 halfDir = normalize( lightDir + viewDir );
		float dotNL = saturate( dot( normal, lightDir ) );
		float dotNV = saturate( dot( normal, viewDir ) );
		float dotNH = saturate( dot( normal, halfDir ) );
		float dotVH = saturate( dot( viewDir, halfDir ) );
		vec3 F = F_Schlick( f0, f90, dotVH );
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
		return F * ( V * D );
	}
#endif
vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
	vec3 f0 = material.specularColor;
	float f90 = material.specularF90;
	float roughness = material.roughness;
	float alpha = pow2( roughness );
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( f0, f90, dotVH );
	#ifdef USE_IRIDESCENCE
		F = mix( F, material.iridescenceFresnel, material.iridescence );
	#endif
	#ifdef USE_ANISOTROPY
		float dotTL = dot( material.anisotropyT, lightDir );
		float dotTV = dot( material.anisotropyT, viewDir );
		float dotTH = dot( material.anisotropyT, halfDir );
		float dotBL = dot( material.anisotropyB, lightDir );
		float dotBV = dot( material.anisotropyB, viewDir );
		float dotBH = dot( material.anisotropyB, halfDir );
		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
	#else
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
	#endif
	return F * ( V * D );
}
vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
	const float LUT_SIZE = 64.0;
	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
	const float LUT_BIAS = 0.5 / LUT_SIZE;
	float dotNV = saturate( dot( N, V ) );
	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
	uv = uv * LUT_SCALE + LUT_BIAS;
	return uv;
}
float LTC_ClippedSphereFormFactor( const in vec3 f ) {
	float l = length( f );
	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
}
vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
	float x = dot( v1, v2 );
	float y = abs( x );
	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
	float b = 3.4175940 + ( 4.1616724 + y ) * y;
	float v = a / b;
	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
	return cross( v1, v2 ) * theta_sintheta;
}
vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
	vec3 lightNormal = cross( v1, v2 );
	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
	vec3 T1, T2;
	T1 = normalize( V - N * dot( V, N ) );
	T2 = - cross( N, T1 );
	mat3 mat = mInv * transpose( mat3( T1, T2, N ) );
	vec3 coords[ 4 ];
	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
	coords[ 0 ] = normalize( coords[ 0 ] );
	coords[ 1 ] = normalize( coords[ 1 ] );
	coords[ 2 ] = normalize( coords[ 2 ] );
	coords[ 3 ] = normalize( coords[ 3 ] );
	vec3 vectorFormFactor = vec3( 0.0 );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
	return vec3( result );
}
#if defined( USE_SHEEN )
float D_Charlie( float roughness, float dotNH ) {
	float alpha = pow2( roughness );
	float invAlpha = 1.0 / alpha;
	float cos2h = dotNH * dotNH;
	float sin2h = max( 1.0 - cos2h, 0.0078125 );
	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
}
float V_Neubelt( float dotNV, float dotNL ) {
	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
}
vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float D = D_Charlie( sheenRoughness, dotNH );
	float V = V_Neubelt( dotNV, dotNL );
	return sheenColor * ( D * V );
}
#endif
float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	float r2 = roughness * roughness;
	float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;
	float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;
	float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );
	return saturate( DG * RECIPROCAL_PI );
}
vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	vec2 uv = vec2( roughness, dotNV );
	return texture2D( dfgLUT, uv ).rg;
}
vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	return specularColor * fab.x + specularF90 * fab.y;
}
#ifdef USE_IRIDESCENCE
void 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 ) {
#else
void 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 ) {
#endif
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	#ifdef USE_IRIDESCENCE
		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
	#else
		vec3 Fr = specularColor;
	#endif
	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
	float Ess = fab.x + fab.y;
	float Ems = 1.0 - Ess;
	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
	singleScatter += FssEss;
	multiScatter += Fms * Ems;
}
vec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
	vec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	vec2 dfgV = DFGApprox( vec3(0.0, 0.0, 1.0), vec3(sqrt(1.0 - dotNV * dotNV), 0.0, dotNV), material.roughness );
	vec2 dfgL = DFGApprox( vec3(0.0, 0.0, 1.0), vec3(sqrt(1.0 - dotNL * dotNL), 0.0, dotNL), material.roughness );
	vec3 FssEss_V = material.specularColor * dfgV.x + material.specularF90 * dfgV.y;
	vec3 FssEss_L = material.specularColor * dfgL.x + material.specularF90 * dfgL.y;
	float Ess_V = dfgV.x + dfgV.y;
	float Ess_L = dfgL.x + dfgL.y;
	float Ems_V = 1.0 - Ess_V;
	float Ems_L = 1.0 - Ess_L;
	vec3 Favg = material.specularColor + ( 1.0 - material.specularColor ) * 0.047619;
	vec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg * Favg + EPSILON );
	float compensationFactor = Ems_V * Ems_L;
	vec3 multiScatter = Fms * compensationFactor;
	return singleScatter + multiScatter;
}
#if NUM_RECT_AREA_LIGHTS > 0
	void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
		vec3 normal = geometryNormal;
		vec3 viewDir = geometryViewDir;
		vec3 position = geometryPosition;
		vec3 lightPos = rectAreaLight.position;
		vec3 halfWidth = rectAreaLight.halfWidth;
		vec3 halfHeight = rectAreaLight.halfHeight;
		vec3 lightColor = rectAreaLight.color;
		float roughness = material.roughness;
		vec3 rectCoords[ 4 ];
		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
		vec2 uv = LTC_Uv( normal, viewDir, roughness );
		vec4 t1 = texture2D( ltc_1, uv );
		vec4 t2 = texture2D( ltc_2, uv );
		mat3 mInv = mat3(
			vec3( t1.x, 0, t1.y ),
			vec3(    0, 1,    0 ),
			vec3( t1.z, 0, t1.w )
		);
		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );
		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
	}
#endif
void RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	#ifdef USE_CLEARCOAT
		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
		vec3 ccIrradiance = dotNLcc * directLight.color;
		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
	#endif
	reflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {
	#ifdef USE_CLEARCOAT
		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
	#endif
	vec3 singleScattering = vec3( 0.0 );
	vec3 multiScattering = vec3( 0.0 );
	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
	#ifdef USE_IRIDESCENCE
		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );
	#else
		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );
	#endif
	vec3 totalScattering = singleScattering + multiScattering;
	vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );
	reflectedLight.indirectSpecular += radiance * singleScattering;
	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;
	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;
}
#define RE_Direct				RE_Direct_Physical
#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
}`,lf=`
vec3 geometryPosition = - vViewPosition;
vec3 geometryNormal = normal;
vec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );
vec3 geometryClearcoatNormal = vec3( 0.0 );
#ifdef USE_CLEARCOAT
	geometryClearcoatNormal = clearcoatNormal;
#endif
#ifdef USE_IRIDESCENCE
	float dotNVi = saturate( dot( normal, geometryViewDir ) );
	if ( material.iridescenceThickness == 0.0 ) {
		material.iridescence = 0.0;
	} else {
		material.iridescence = saturate( material.iridescence );
	}
	if ( material.iridescence > 0.0 ) {
		material.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );
		material.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );
	}
#endif
IncidentLight directLight;
#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )
	PointLight pointLight;
	#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {
		pointLight = pointLights[ i ];
		getPointLightInfo( pointLight, geometryPosition, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )
		pointLightShadow = pointLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )
	SpotLight spotLight;
	vec4 spotColor;
	vec3 spotLightCoord;
	bool inSpotLightMap;
	#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {
		spotLight = spotLights[ i ];
		getSpotLightInfo( spotLight, geometryPosition, directLight );
		#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX
		#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS
		#else
		#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#endif
		#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )
			spotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;
			inSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );
			spotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );
			directLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;
		#endif
		#undef SPOT_LIGHT_MAP_INDEX
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		spotLightShadow = spotLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )
	DirectionalLight directionalLight;
	#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {
		directionalLight = directionalLights[ i ];
		getDirectionalLightInfo( directionalLight, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )
		directionalLightShadow = directionalLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )
	RectAreaLight rectAreaLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {
		rectAreaLight = rectAreaLights[ i ];
		RE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if defined( RE_IndirectDiffuse )
	vec3 iblIrradiance = vec3( 0.0 );
	vec3 irradiance = getAmbientLightIrradiance( ambientLightColor );
	#if defined( USE_LIGHT_PROBES )
		irradiance += getLightProbeIrradiance( lightProbe, geometryNormal );
	#endif
	#if ( NUM_HEMI_LIGHTS > 0 )
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {
			irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );
		}
		#pragma unroll_loop_end
	#endif
#endif
#if defined( RE_IndirectSpecular )
	vec3 radiance = vec3( 0.0 );
	vec3 clearcoatRadiance = vec3( 0.0 );
#endif`,cf=`#if defined( RE_IndirectDiffuse )
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;
		irradiance += lightMapIrradiance;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )
		iblIrradiance += getIBLIrradiance( geometryNormal );
	#endif
#endif
#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )
	#ifdef USE_ANISOTROPY
		radiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );
	#else
		radiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );
	#endif
	#ifdef USE_CLEARCOAT
		clearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );
	#endif
#endif`,hf=`#if defined( RE_IndirectDiffuse )
	RE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif
#if defined( RE_IndirectSpecular )
	RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif`,uf=`#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )
	gl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;
#endif`,df=`#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )
	uniform float logDepthBufFC;
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,pf=`#ifdef USE_LOGARITHMIC_DEPTH_BUFFER
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,ff=`#ifdef USE_LOGARITHMIC_DEPTH_BUFFER
	vFragDepth = 1.0 + gl_Position.w;
	vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );
#endif`,mf=`#ifdef USE_MAP
	vec4 sampledDiffuseColor = texture2D( map, vMapUv );
	#ifdef DECODE_VIDEO_TEXTURE
		sampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );
	#endif
	diffuseColor *= sampledDiffuseColor;
#endif`,gf=`#ifdef USE_MAP
	uniform sampler2D map;
#endif`,vf=`#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
	#if defined( USE_POINTS_UV )
		vec2 uv = vUv;
	#else
		vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;
	#endif
#endif
#ifdef USE_MAP
	diffuseColor *= texture2D( map, uv );
#endif
#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, uv ).g;
#endif`,_f=`#if defined( USE_POINTS_UV )
	varying vec2 vUv;
#else
	#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
		uniform mat3 uvTransform;
	#endif
#endif
#ifdef USE_MAP
	uniform sampler2D map;
#endif
#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,xf=`float metalnessFactor = metalness;
#ifdef USE_METALNESSMAP
	vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );
	metalnessFactor *= texelMetalness.b;
#endif`,yf=`#ifdef USE_METALNESSMAP
	uniform sampler2D metalnessMap;
#endif`,Mf=`#ifdef USE_INSTANCING_MORPH
	float morphTargetInfluences[ MORPHTARGETS_COUNT ];
	float morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		morphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;
	}
#endif`,bf=`#if defined( USE_MORPHCOLORS )
	vColor *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		#if defined( USE_COLOR_ALPHA )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];
		#elif defined( USE_COLOR )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];
		#endif
	}
#endif`,Tf=`#ifdef USE_MORPHNORMALS
	objectNormal *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		if ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];
	}
#endif`,Sf=`#ifdef USE_MORPHTARGETS
	#ifndef USE_INSTANCING_MORPH
		uniform float morphTargetBaseInfluence;
		uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];
	#endif
	uniform sampler2DArray morphTargetsTexture;
	uniform ivec2 morphTargetsTextureSize;
	vec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {
		int texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;
		int y = texelIndex / morphTargetsTextureSize.x;
		int x = texelIndex - y * morphTargetsTextureSize.x;
		ivec3 morphUV = ivec3( x, y, morphTargetIndex );
		return texelFetch( morphTargetsTexture, morphUV, 0 );
	}
#endif`,Ef=`#ifdef USE_MORPHTARGETS
	transformed *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		if ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];
	}
#endif`,wf=`float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;
#ifdef FLAT_SHADED
	vec3 fdx = dFdx( vViewPosition );
	vec3 fdy = dFdy( vViewPosition );
	vec3 normal = normalize( cross( fdx, fdy ) );
#else
	vec3 normal = normalize( vNormal );
	#ifdef DOUBLE_SIDED
		normal *= faceDirection;
	#endif
#endif
#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )
	#ifdef USE_TANGENT
		mat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn = getTangentFrame( - vViewPosition, normal,
		#if defined( USE_NORMALMAP )
			vNormalMapUv
		#elif defined( USE_CLEARCOAT_NORMALMAP )
			vClearcoatNormalMapUv
		#else
			vUv
		#endif
		);
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn[0] *= faceDirection;
		tbn[1] *= faceDirection;
	#endif
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	#ifdef USE_TANGENT
		mat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn2[0] *= faceDirection;
		tbn2[1] *= faceDirection;
	#endif
#endif
vec3 nonPerturbedNormal = normal;`,Cf=`#ifdef USE_NORMALMAP_OBJECTSPACE
	normal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	#ifdef FLIP_SIDED
		normal = - normal;
	#endif
	#ifdef DOUBLE_SIDED
		normal = normal * faceDirection;
	#endif
	normal = normalize( normalMatrix * normal );
#elif defined( USE_NORMALMAP_TANGENTSPACE )
	vec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	mapN.xy *= normalScale;
	normal = normalize( tbn * mapN );
#elif defined( USE_BUMPMAP )
	normal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );
#endif`,Rf=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,Af=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,Pf=`#ifndef FLAT_SHADED
	vNormal = normalize( transformedNormal );
	#ifdef USE_TANGENT
		vTangent = normalize( transformedTangent );
		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );
	#endif
#endif`,Df=`#ifdef USE_NORMALMAP
	uniform sampler2D normalMap;
	uniform vec2 normalScale;
#endif
#ifdef USE_NORMALMAP_OBJECTSPACE
	uniform mat3 normalMatrix;
#endif
#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )
	mat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {
		vec3 q0 = dFdx( eye_pos.xyz );
		vec3 q1 = dFdy( eye_pos.xyz );
		vec2 st0 = dFdx( uv.st );
		vec2 st1 = dFdy( uv.st );
		vec3 N = surf_norm;
		vec3 q1perp = cross( q1, N );
		vec3 q0perp = cross( N, q0 );
		vec3 T = q1perp * st0.x + q0perp * st1.x;
		vec3 B = q1perp * st0.y + q0perp * st1.y;
		float det = max( dot( T, T ), dot( B, B ) );
		float scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );
		return mat3( T * scale, B * scale, N );
	}
#endif`,Lf=`#ifdef USE_CLEARCOAT
	vec3 clearcoatNormal = nonPerturbedNormal;
#endif`,If=`#ifdef USE_CLEARCOAT_NORMALMAP
	vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;
	clearcoatMapN.xy *= clearcoatNormalScale;
	clearcoatNormal = normalize( tbn2 * clearcoatMapN );
#endif`,Uf=`#ifdef USE_CLEARCOATMAP
	uniform sampler2D clearcoatMap;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform sampler2D clearcoatNormalMap;
	uniform vec2 clearcoatNormalScale;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform sampler2D clearcoatRoughnessMap;
#endif`,Nf=`#ifdef USE_IRIDESCENCEMAP
	uniform sampler2D iridescenceMap;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform sampler2D iridescenceThicknessMap;
#endif`,Of=`#ifdef OPAQUE
diffuseColor.a = 1.0;
#endif
#ifdef USE_TRANSMISSION
diffuseColor.a *= material.transmissionAlpha;
#endif
gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,Bf=`vec3 packNormalToRGB( const in vec3 normal ) {
	return normalize( normal ) * 0.5 + 0.5;
}
vec3 unpackRGBToNormal( const in vec3 rgb ) {
	return 2.0 * rgb.xyz - 1.0;
}
const float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;
const float Inv255 = 1. / 255.;
const vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );
const vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );
const vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );
const vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );
vec4 packDepthToRGBA( const in float v ) {
	if( v <= 0.0 )
		return vec4( 0., 0., 0., 0. );
	if( v >= 1.0 )
		return vec4( 1., 1., 1., 1. );
	float vuf;
	float af = modf( v * PackFactors.a, vuf );
	float bf = modf( vuf * ShiftRight8, vuf );
	float gf = modf( vuf * ShiftRight8, vuf );
	return vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );
}
vec3 packDepthToRGB( const in float v ) {
	if( v <= 0.0 )
		return vec3( 0., 0., 0. );
	if( v >= 1.0 )
		return vec3( 1., 1., 1. );
	float vuf;
	float bf = modf( v * PackFactors.b, vuf );
	float gf = modf( vuf * ShiftRight8, vuf );
	return vec3( vuf * Inv255, gf * PackUpscale, bf );
}
vec2 packDepthToRG( const in float v ) {
	if( v <= 0.0 )
		return vec2( 0., 0. );
	if( v >= 1.0 )
		return vec2( 1., 1. );
	float vuf;
	float gf = modf( v * 256., vuf );
	return vec2( vuf * Inv255, gf );
}
float unpackRGBAToDepth( const in vec4 v ) {
	return dot( v, UnpackFactors4 );
}
float unpackRGBToDepth( const in vec3 v ) {
	return dot( v, UnpackFactors3 );
}
float unpackRGToDepth( const in vec2 v ) {
	return v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;
}
vec4 pack2HalfToRGBA( const in vec2 v ) {
	vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );
	return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );
}
vec2 unpackRGBATo2Half( const in vec4 v ) {
	return vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );
}
float viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {
	return ( viewZ + near ) / ( near - far );
}
float orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {
	return depth * ( near - far ) - near;
}
float viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {
	return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );
}
float perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {
	return ( near * far ) / ( ( far - near ) * depth - far );
}`,Ff=`#ifdef PREMULTIPLIED_ALPHA
	gl_FragColor.rgb *= gl_FragColor.a;
#endif`,zf=`vec4 mvPosition = vec4( transformed, 1.0 );
#ifdef USE_BATCHING
	mvPosition = batchingMatrix * mvPosition;
#endif
#ifdef USE_INSTANCING
	mvPosition = instanceMatrix * mvPosition;
#endif
mvPosition = modelViewMatrix * mvPosition;
gl_Position = projectionMatrix * mvPosition;`,kf=`#ifdef DITHERING
	gl_FragColor.rgb = dithering( gl_FragColor.rgb );
#endif`,Vf=`#ifdef DITHERING
	vec3 dithering( vec3 color ) {
		float grid_position = rand( gl_FragCoord.xy );
		vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );
		dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );
		return color + dither_shift_RGB;
	}
#endif`,Hf=`float roughnessFactor = roughness;
#ifdef USE_ROUGHNESSMAP
	vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );
	roughnessFactor *= texelRoughness.g;
#endif`,Gf=`#ifdef USE_ROUGHNESSMAP
	uniform sampler2D roughnessMap;
#endif`,Wf=`#if NUM_SPOT_LIGHT_COORDS > 0
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#if NUM_SPOT_LIGHT_MAPS > 0
	uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
		struct SpotLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
		float depth = unpackRGBAToDepth( texture2D( depths, uv ) );
		#ifdef USE_REVERSED_DEPTH_BUFFER
			return step( depth, compare );
		#else
			return step( compare, depth );
		#endif
	}
	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {
		return unpackRGBATo2Half( texture2D( shadow, uv ) );
	}
	float VSMShadow( sampler2D shadow, vec2 uv, float compare ) {
		float occlusion = 1.0;
		vec2 distribution = texture2DDistribution( shadow, uv );
		#ifdef USE_REVERSED_DEPTH_BUFFER
			float hard_shadow = step( distribution.x, compare );
		#else
			float hard_shadow = step( compare, distribution.x );
		#endif
		if ( hard_shadow != 1.0 ) {
			float distance = compare - distribution.x;
			float variance = max( 0.00000, distribution.y * distribution.y );
			float softness_probability = variance / (variance + distance * distance );			softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );			occlusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );
		}
		return occlusion;
	}
	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
		float shadow = 1.0;
		shadowCoord.xyz /= shadowCoord.w;
		shadowCoord.z += shadowBias;
		bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
		bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
		if ( frustumTest ) {
		#if defined( SHADOWMAP_TYPE_PCF )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx0 = - texelSize.x * shadowRadius;
			float dy0 = - texelSize.y * shadowRadius;
			float dx1 = + texelSize.x * shadowRadius;
			float dy1 = + texelSize.y * shadowRadius;
			float dx2 = dx0 / 2.0;
			float dy2 = dy0 / 2.0;
			float dx3 = dx1 / 2.0;
			float dy3 = dy1 / 2.0;
			shadow = (
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )
			) * ( 1.0 / 17.0 );
		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx = texelSize.x;
			float dy = texelSize.y;
			vec2 uv = shadowCoord.xy;
			vec2 f = fract( uv * shadowMapSize + 0.5 );
			uv -= f * texelSize;
			shadow = (
				texture2DCompare( shadowMap, uv, shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),
						  f.x ),
					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),
						  f.x ),
					 f.y )
			) * ( 1.0 / 9.0 );
		#elif defined( SHADOWMAP_TYPE_VSM )
			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );
		#else
			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );
		#endif
		}
		return mix( 1.0, shadow, shadowIntensity );
	}
	vec2 cubeToUV( vec3 v, float texelSizeY ) {
		vec3 absV = abs( v );
		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );
		absV *= scaleToCube;
		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );
		vec2 planar = v.xy;
		float almostATexel = 1.5 * texelSizeY;
		float almostOne = 1.0 - almostATexel;
		if ( absV.z >= almostOne ) {
			if ( v.z > 0.0 )
				planar.x = 4.0 - v.x;
		} else if ( absV.x >= almostOne ) {
			float signX = sign( v.x );
			planar.x = v.z * signX + 2.0 * signX;
		} else if ( absV.y >= almostOne ) {
			float signY = sign( v.y );
			planar.x = v.x + 2.0 * signY + 2.0;
			planar.y = v.z * signY - 2.0;
		}
		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );
	}
	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
		float shadow = 1.0;
		vec3 lightToPosition = shadowCoord.xyz;
		
		float lightToPositionLength = length( lightToPosition );
		if ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {
			float dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );			dp += shadowBias;
			vec3 bd3D = normalize( lightToPosition );
			vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
			#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
				vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
				shadow = (
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )
				) * ( 1.0 / 9.0 );
			#else
				shadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
			#endif
		}
		return mix( 1.0, shadow, shadowIntensity );
	}
#endif`,jf=`#if NUM_SPOT_LIGHT_COORDS > 0
	uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		struct SpotLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
#endif`,Xf=`#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )
	vec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
	vec4 shadowWorldPosition;
#endif
#if defined( USE_SHADOWMAP )
	#if NUM_DIR_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );
			vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );
			vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
#endif
#if NUM_SPOT_LIGHT_COORDS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {
		shadowWorldPosition = worldPosition;
		#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
			shadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;
		#endif
		vSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;
	}
	#pragma unroll_loop_end
#endif`,qf=`float getShadowMask() {
	float shadow = 1.0;
	#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
		directionalLight = directionalLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {
		spotLight = spotLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
		pointLight = pointLightShadows[ i ];
		shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#endif
	return shadow;
}`,Yf=`#ifdef USE_SKINNING
	mat4 boneMatX = getBoneMatrix( skinIndex.x );
	mat4 boneMatY = getBoneMatrix( skinIndex.y );
	mat4 boneMatZ = getBoneMatrix( skinIndex.z );
	mat4 boneMatW = getBoneMatrix( skinIndex.w );
#endif`,Kf=`#ifdef USE_SKINNING
	uniform mat4 bindMatrix;
	uniform mat4 bindMatrixInverse;
	uniform highp sampler2D boneTexture;
	mat4 getBoneMatrix( const in float i ) {
		int size = textureSize( boneTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
#endif`,Zf=`#ifdef USE_SKINNING
	vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );
	vec4 skinned = vec4( 0.0 );
	skinned += boneMatX * skinVertex * skinWeight.x;
	skinned += boneMatY * skinVertex * skinWeight.y;
	skinned += boneMatZ * skinVertex * skinWeight.z;
	skinned += boneMatW * skinVertex * skinWeight.w;
	transformed = ( bindMatrixInverse * skinned ).xyz;
#endif`,$f=`#ifdef USE_SKINNING
	mat4 skinMatrix = mat4( 0.0 );
	skinMatrix += skinWeight.x * boneMatX;
	skinMatrix += skinWeight.y * boneMatY;
	skinMatrix += skinWeight.z * boneMatZ;
	skinMatrix += skinWeight.w * boneMatW;
	skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;
	objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;
	#ifdef USE_TANGENT
		objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;
	#endif
#endif`,Jf=`float specularStrength;
#ifdef USE_SPECULARMAP
	vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );
	specularStrength = texelSpecular.r;
#else
	specularStrength = 1.0;
#endif`,Qf=`#ifdef USE_SPECULARMAP
	uniform sampler2D specularMap;
#endif`,em=`#if defined( TONE_MAPPING )
	gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );
#endif`,tm=`#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
uniform float toneMappingExposure;
vec3 LinearToneMapping( vec3 color ) {
	return saturate( toneMappingExposure * color );
}
vec3 ReinhardToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	return saturate( color / ( vec3( 1.0 ) + color ) );
}
vec3 CineonToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	color = max( vec3( 0.0 ), color - 0.004 );
	return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );
}
vec3 RRTAndODTFit( vec3 v ) {
	vec3 a = v * ( v + 0.0245786 ) - 0.000090537;
	vec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;
	return a / b;
}
vec3 ACESFilmicToneMapping( vec3 color ) {
	const mat3 ACESInputMat = mat3(
		vec3( 0.59719, 0.07600, 0.02840 ),		vec3( 0.35458, 0.90834, 0.13383 ),
		vec3( 0.04823, 0.01566, 0.83777 )
	);
	const mat3 ACESOutputMat = mat3(
		vec3(  1.60475, -0.10208, -0.00327 ),		vec3( -0.53108,  1.10813, -0.07276 ),
		vec3( -0.07367, -0.00605,  1.07602 )
	);
	color *= toneMappingExposure / 0.6;
	color = ACESInputMat * color;
	color = RRTAndODTFit( color );
	color = ACESOutputMat * color;
	return saturate( color );
}
const mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(
	vec3( 1.6605, - 0.1246, - 0.0182 ),
	vec3( - 0.5876, 1.1329, - 0.1006 ),
	vec3( - 0.0728, - 0.0083, 1.1187 )
);
const mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(
	vec3( 0.6274, 0.0691, 0.0164 ),
	vec3( 0.3293, 0.9195, 0.0880 ),
	vec3( 0.0433, 0.0113, 0.8956 )
);
vec3 agxDefaultContrastApprox( vec3 x ) {
	vec3 x2 = x * x;
	vec3 x4 = x2 * x2;
	return + 15.5 * x4 * x2
		- 40.14 * x4 * x
		+ 31.96 * x4
		- 6.868 * x2 * x
		+ 0.4298 * x2
		+ 0.1191 * x
		- 0.00232;
}
vec3 AgXToneMapping( vec3 color ) {
	const mat3 AgXInsetMatrix = mat3(
		vec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),
		vec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),
		vec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )
	);
	const mat3 AgXOutsetMatrix = mat3(
		vec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),
		vec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),
		vec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )
	);
	const float AgxMinEv = - 12.47393;	const float AgxMaxEv = 4.026069;
	color *= toneMappingExposure;
	color = LINEAR_SRGB_TO_LINEAR_REC2020 * color;
	color = AgXInsetMatrix * color;
	color = max( color, 1e-10 );	color = log2( color );
	color = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );
	color = clamp( color, 0.0, 1.0 );
	color = agxDefaultContrastApprox( color );
	color = AgXOutsetMatrix * color;
	color = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );
	color = LINEAR_REC2020_TO_LINEAR_SRGB * color;
	color = clamp( color, 0.0, 1.0 );
	return color;
}
vec3 NeutralToneMapping( vec3 color ) {
	const float StartCompression = 0.8 - 0.04;
	const float Desaturation = 0.15;
	color *= toneMappingExposure;
	float x = min( color.r, min( color.g, color.b ) );
	float offset = x < 0.08 ? x - 6.25 * x * x : 0.04;
	color -= offset;
	float peak = max( color.r, max( color.g, color.b ) );
	if ( peak < StartCompression ) return color;
	float d = 1. - StartCompression;
	float newPeak = 1. - d * d / ( peak + d - StartCompression );
	color *= newPeak / peak;
	float g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );
	return mix( color, vec3( newPeak ), g );
}
vec3 CustomToneMapping( vec3 color ) { return color; }`,im=`#ifdef USE_TRANSMISSION
	material.transmission = transmission;
	material.transmissionAlpha = 1.0;
	material.thickness = thickness;
	material.attenuationDistance = attenuationDistance;
	material.attenuationColor = attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		material.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;
	#endif
	#ifdef USE_THICKNESSMAP
		material.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;
	#endif
	vec3 pos = vWorldPosition;
	vec3 v = normalize( cameraPosition - pos );
	vec3 n = inverseTransformDirection( normal, viewMatrix );
	vec4 transmitted = getIBLVolumeRefraction(
		n, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,
		pos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,
		material.attenuationColor, material.attenuationDistance );
	material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );
	totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );
#endif`,rm=`#ifdef USE_TRANSMISSION
	uniform float transmission;
	uniform float thickness;
	uniform float attenuationDistance;
	uniform vec3 attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		uniform sampler2D transmissionMap;
	#endif
	#ifdef USE_THICKNESSMAP
		uniform sampler2D thicknessMap;
	#endif
	uniform vec2 transmissionSamplerSize;
	uniform sampler2D transmissionSamplerMap;
	uniform mat4 modelMatrix;
	uniform mat4 projectionMatrix;
	varying vec3 vWorldPosition;
	float w0( float a ) {
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );
	}
	float w1( float a ) {
		return ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );
	}
	float w2( float a ){
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );
	}
	float w3( float a ) {
		return ( 1.0 / 6.0 ) * ( a * a * a );
	}
	float g0( float a ) {
		return w0( a ) + w1( a );
	}
	float g1( float a ) {
		return w2( a ) + w3( a );
	}
	float h0( float a ) {
		return - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );
	}
	float h1( float a ) {
		return 1.0 + w3( a ) / ( w2( a ) + w3( a ) );
	}
	vec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {
		uv = uv * texelSize.zw + 0.5;
		vec2 iuv = floor( uv );
		vec2 fuv = fract( uv );
		float g0x = g0( fuv.x );
		float g1x = g1( fuv.x );
		float h0x = h0( fuv.x );
		float h1x = h1( fuv.x );
		float h0y = h0( fuv.y );
		float h1y = h1( fuv.y );
		vec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		vec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		return g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +
			g1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );
	}
	vec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {
		vec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );
		vec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );
		vec2 fLodSizeInv = 1.0 / fLodSize;
		vec2 cLodSizeInv = 1.0 / cLodSize;
		vec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );
		vec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );
		return mix( fSample, cSample, fract( lod ) );
	}
	vec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {
		vec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );
		vec3 modelScale;
		modelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );
		modelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );
		modelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );
		return normalize( refractionVector ) * thickness * modelScale;
	}
	float applyIorToRoughness( const in float roughness, const in float ior ) {
		return roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );
	}
	vec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {
		float lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );
		return textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );
	}
	vec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {
		if ( isinf( attenuationDistance ) ) {
			return vec3( 1.0 );
		} else {
			vec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;
			vec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );			return transmittance;
		}
	}
	vec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,
		const in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,
		const in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,
		const in vec3 attenuationColor, const in float attenuationDistance ) {
		vec4 transmittedLight;
		vec3 transmittance;
		#ifdef USE_DISPERSION
			float halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;
			vec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );
			for ( int i = 0; i < 3; i ++ ) {
				vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );
				vec3 refractedRayExit = position + transmissionRay;
				vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
				vec2 refractionCoords = ndcPos.xy / ndcPos.w;
				refractionCoords += 1.0;
				refractionCoords /= 2.0;
				vec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );
				transmittedLight[ i ] = transmissionSample[ i ];
				transmittedLight.a += transmissionSample.a;
				transmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];
			}
			transmittedLight.a /= 3.0;
		#else
			vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );
			vec3 refractedRayExit = position + transmissionRay;
			vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
			vec2 refractionCoords = ndcPos.xy / ndcPos.w;
			refractionCoords += 1.0;
			refractionCoords /= 2.0;
			transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );
			transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );
		#endif
		vec3 attenuatedColor = transmittance * transmittedLight.rgb;
		vec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );
		float transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;
		return vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );
	}
#endif`,sm=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_SPECULARMAP
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,nm=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	uniform mat3 mapTransform;
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	uniform mat3 alphaMapTransform;
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	uniform mat3 lightMapTransform;
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	uniform mat3 aoMapTransform;
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	uniform mat3 bumpMapTransform;
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	uniform mat3 normalMapTransform;
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_DISPLACEMENTMAP
	uniform mat3 displacementMapTransform;
	varying vec2 vDisplacementMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	uniform mat3 emissiveMapTransform;
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	uniform mat3 metalnessMapTransform;
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	uniform mat3 roughnessMapTransform;
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	uniform mat3 anisotropyMapTransform;
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	uniform mat3 clearcoatMapTransform;
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform mat3 clearcoatNormalMapTransform;
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform mat3 clearcoatRoughnessMapTransform;
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	uniform mat3 sheenColorMapTransform;
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	uniform mat3 sheenRoughnessMapTransform;
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	uniform mat3 iridescenceMapTransform;
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform mat3 iridescenceThicknessMapTransform;
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SPECULARMAP
	uniform mat3 specularMapTransform;
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	uniform mat3 specularColorMapTransform;
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	uniform mat3 specularIntensityMapTransform;
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,am=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	vUv = vec3( uv, 1 ).xy;
#endif
#ifdef USE_MAP
	vMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ALPHAMAP
	vAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_LIGHTMAP
	vLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_AOMAP
	vAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_BUMPMAP
	vBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_NORMALMAP
	vNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_DISPLACEMENTMAP
	vDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_EMISSIVEMAP
	vEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_METALNESSMAP
	vMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ROUGHNESSMAP
	vRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ANISOTROPYMAP
	vAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOATMAP
	vClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	vClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	vClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCEMAP
	vIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	vIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_COLORMAP
	vSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	vSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULARMAP
	vSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_COLORMAP
	vSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	vSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_TRANSMISSIONMAP
	vTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_THICKNESSMAP
	vThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;
#endif`,om=`#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0
	vec4 worldPosition = vec4( transformed, 1.0 );
	#ifdef USE_BATCHING
		worldPosition = batchingMatrix * worldPosition;
	#endif
	#ifdef USE_INSTANCING
		worldPosition = instanceMatrix * worldPosition;
	#endif
	worldPosition = modelMatrix * worldPosition;
#endif`;const lm=`varying vec2 vUv;
uniform mat3 uvTransform;
void main() {
	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	gl_Position = vec4( position.xy, 1.0, 1.0 );
}`,cm=`uniform sampler2D t2D;
uniform float backgroundIntensity;
varying vec2 vUv;
void main() {
	vec4 texColor = texture2D( t2D, vUv );
	#ifdef DECODE_VIDEO_TEXTURE
		texColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,hm=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,um=`#ifdef ENVMAP_TYPE_CUBE
	uniform samplerCube envMap;
#elif defined( ENVMAP_TYPE_CUBE_UV )
	uniform sampler2D envMap;
#endif
uniform float flipEnvMap;
uniform float backgroundBlurriness;
uniform float backgroundIntensity;
uniform mat3 backgroundRotation;
varying vec3 vWorldDirection;
#include <cube_uv_reflection_fragment>
void main() {
	#ifdef ENVMAP_TYPE_CUBE
		vec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );
	#elif defined( ENVMAP_TYPE_CUBE_UV )
		vec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );
	#else
		vec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,dm=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,pm=`uniform samplerCube tCube;
uniform float tFlip;
uniform float opacity;
varying vec3 vWorldDirection;
void main() {
	vec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );
	gl_FragColor = texColor;
	gl_FragColor.a *= opacity;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,fm=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
varying vec2 vHighPrecisionZW;
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#include <morphinstance_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vHighPrecisionZW = gl_Position.zw;
}`,mm=`#if DEPTH_PACKING == 3200
	uniform float opacity;
#endif
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
varying vec2 vHighPrecisionZW;
void main() {
	vec4 diffuseColor = vec4( 1.0 );
	#include <clipping_planes_fragment>
	#if DEPTH_PACKING == 3200
		diffuseColor.a = opacity;
	#endif
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <logdepthbuf_fragment>
	#ifdef USE_REVERSED_DEPTH_BUFFER
		float fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];
	#else
		float fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;
	#endif
	#if DEPTH_PACKING == 3200
		gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );
	#elif DEPTH_PACKING == 3201
		gl_FragColor = packDepthToRGBA( fragCoordZ );
	#elif DEPTH_PACKING == 3202
		gl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );
	#elif DEPTH_PACKING == 3203
		gl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );
	#endif
}`,gm=`#define DISTANCE
varying vec3 vWorldPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#include <morphinstance_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <worldpos_vertex>
	#include <clipping_planes_vertex>
	vWorldPosition = worldPosition.xyz;
}`,vm=`#define DISTANCE
uniform vec3 referencePosition;
uniform float nearDistance;
uniform float farDistance;
varying vec3 vWorldPosition;
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <clipping_planes_pars_fragment>
void main () {
	vec4 diffuseColor = vec4( 1.0 );
	#include <clipping_planes_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	float dist = length( vWorldPosition - referencePosition );
	dist = ( dist - nearDistance ) / ( farDistance - nearDistance );
	dist = saturate( dist );
	gl_FragColor = packDepthToRGBA( dist );
}`,_m=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
}`,xm=`uniform sampler2D tEquirect;
varying vec3 vWorldDirection;
#include <common>
void main() {
	vec3 direction = normalize( vWorldDirection );
	vec2 sampleUV = equirectUv( direction );
	gl_FragColor = texture2D( tEquirect, sampleUV );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,ym=`uniform float scale;
attribute float lineDistance;
varying float vLineDistance;
#include <common>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	vLineDistance = scale * lineDistance;
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,Mm=`uniform vec3 diffuse;
uniform float opacity;
uniform float dashSize;
uniform float totalSize;
varying float vLineDistance;
#include <common>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	if ( mod( vLineDistance, totalSize ) > dashSize ) {
		discard;
	}
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,bm=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinbase_vertex>
		#include <skinnormal_vertex>
		#include <defaultnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <fog_vertex>
}`,Tm=`uniform vec3 diffuse;
uniform float opacity;
#ifndef FLAT_SHADED
	varying vec3 vNormal;
#endif
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		reflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;
	#else
		reflectedLight.indirectDiffuse += vec3( 1.0 );
	#endif
	#include <aomap_fragment>
	reflectedLight.indirectDiffuse *= diffuseColor.rgb;
	vec3 outgoingLight = reflectedLight.indirectDiffuse;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,Sm=`#define LAMBERT
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,Em=`#define LAMBERT
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_lambert_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_lambert_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,wm=`#define MATCAP
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <displacementmap_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
	vViewPosition = - mvPosition.xyz;
}`,Cm=`#define MATCAP
uniform vec3 diffuse;
uniform float opacity;
uniform sampler2D matcap;
varying vec3 vViewPosition;
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	vec3 viewDir = normalize( vViewPosition );
	vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );
	vec3 y = cross( viewDir, x );
	vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;
	#ifdef USE_MATCAP
		vec4 matcapColor = texture2D( matcap, uv );
	#else
		vec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );
	#endif
	vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,Rm=`#define NORMAL
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	vViewPosition = - mvPosition.xyz;
#endif
}`,Am=`#define NORMAL
uniform float opacity;
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <packing>
#include <uv_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	gl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );
	#ifdef OPAQUE
		gl_FragColor.a = 1.0;
	#endif
}`,Pm=`#define PHONG
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,Dm=`#define PHONG
uniform vec3 diffuse;
uniform vec3 emissive;
uniform vec3 specular;
uniform float shininess;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_phong_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_phong_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,Lm=`#define STANDARD
varying vec3 vViewPosition;
#ifdef USE_TRANSMISSION
	varying vec3 vWorldPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
#ifdef USE_TRANSMISSION
	vWorldPosition = worldPosition.xyz;
#endif
}`,Im=`#define STANDARD
#ifdef PHYSICAL
	#define IOR
	#define USE_SPECULAR
#endif
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float roughness;
uniform float metalness;
uniform float opacity;
#ifdef IOR
	uniform float ior;
#endif
#ifdef USE_SPECULAR
	uniform float specularIntensity;
	uniform vec3 specularColor;
	#ifdef USE_SPECULAR_COLORMAP
		uniform sampler2D specularColorMap;
	#endif
	#ifdef USE_SPECULAR_INTENSITYMAP
		uniform sampler2D specularIntensityMap;
	#endif
#endif
#ifdef USE_CLEARCOAT
	uniform float clearcoat;
	uniform float clearcoatRoughness;
#endif
#ifdef USE_DISPERSION
	uniform float dispersion;
#endif
#ifdef USE_IRIDESCENCE
	uniform float iridescence;
	uniform float iridescenceIOR;
	uniform float iridescenceThicknessMinimum;
	uniform float iridescenceThicknessMaximum;
#endif
#ifdef USE_SHEEN
	uniform vec3 sheenColor;
	uniform float sheenRoughness;
	#ifdef USE_SHEEN_COLORMAP
		uniform sampler2D sheenColorMap;
	#endif
	#ifdef USE_SHEEN_ROUGHNESSMAP
		uniform sampler2D sheenRoughnessMap;
	#endif
#endif
#ifdef USE_ANISOTROPY
	uniform vec2 anisotropyVector;
	#ifdef USE_ANISOTROPYMAP
		uniform sampler2D anisotropyMap;
	#endif
#endif
varying vec3 vViewPosition;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <iridescence_fragment>
#include <cube_uv_reflection_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_physical_pars_fragment>
#include <fog_pars_fragment>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_physical_pars_fragment>
#include <transmission_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <clearcoat_pars_fragment>
#include <iridescence_pars_fragment>
#include <roughnessmap_pars_fragment>
#include <metalnessmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <roughnessmap_fragment>
	#include <metalnessmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <clearcoat_normal_fragment_begin>
	#include <clearcoat_normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_physical_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;
	vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;
	#include <transmission_fragment>
	vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;
	#ifdef USE_SHEEN
		float sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );
		outgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;
	#endif
	#ifdef USE_CLEARCOAT
		float dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );
		vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );
		outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;
	#endif
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,Um=`#define TOON
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,Nm=`#define TOON
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <gradientmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_toon_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_toon_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,Om=`uniform float size;
uniform float scale;
#include <common>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
#ifdef USE_POINTS_UV
	varying vec2 vUv;
	uniform mat3 uvTransform;
#endif
void main() {
	#ifdef USE_POINTS_UV
		vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	#endif
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	gl_PointSize = size;
	#ifdef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );
	#endif
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <fog_vertex>
}`,Bm=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <color_pars_fragment>
#include <map_particle_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_particle_fragment>
	#include <color_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,Fm=`#include <common>
#include <batching_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <shadowmap_pars_vertex>
void main() {
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,zm=`uniform vec3 color;
uniform float opacity;
#include <common>
#include <packing>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <logdepthbuf_pars_fragment>
#include <shadowmap_pars_fragment>
#include <shadowmask_pars_fragment>
void main() {
	#include <logdepthbuf_fragment>
	gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
}`,km=`uniform float rotation;
uniform vec2 center;
#include <common>
#include <uv_pars_vertex>
#include <fog_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	vec4 mvPosition = modelViewMatrix[ 3 ];
	vec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );
	#ifndef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) scale *= - mvPosition.z;
	#endif
	vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;
	vec2 rotatedPosition;
	rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;
	rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;
	mvPosition.xy += rotatedPosition;
	gl_Position = projectionMatrix * mvPosition;
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,Vm=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
}`,ze={alphahash_fragment:lp,alphahash_pars_fragment:cp,alphamap_fragment:hp,alphamap_pars_fragment:up,alphatest_fragment:dp,alphatest_pars_fragment:pp,aomap_fragment:fp,aomap_pars_fragment:mp,batching_pars_vertex:gp,batching_vertex:vp,begin_vertex:_p,beginnormal_vertex:xp,bsdfs:yp,iridescence_fragment:Mp,bumpmap_pars_fragment:bp,clipping_planes_fragment:Tp,clipping_planes_pars_fragment:Sp,clipping_planes_pars_vertex:Ep,clipping_planes_vertex:wp,color_fragment:Cp,color_pars_fragment:Rp,color_pars_vertex:Ap,color_vertex:Pp,common:Dp,cube_uv_reflection_fragment:Lp,defaultnormal_vertex:Ip,displacementmap_pars_vertex:Up,displacementmap_vertex:Np,emissivemap_fragment:Op,emissivemap_pars_fragment:Bp,colorspace_fragment:Fp,colorspace_pars_fragment:zp,envmap_fragment:kp,envmap_common_pars_fragment:Vp,envmap_pars_fragment:Hp,envmap_pars_vertex:Gp,envmap_physical_pars_fragment:ef,envmap_vertex:Wp,fog_vertex:jp,fog_pars_vertex:Xp,fog_fragment:qp,fog_pars_fragment:Yp,gradientmap_pars_fragment:Kp,lightmap_pars_fragment:Zp,lights_lambert_fragment:$p,lights_lambert_pars_fragment:Jp,lights_pars_begin:Qp,lights_toon_fragment:tf,lights_toon_pars_fragment:rf,lights_phong_fragment:sf,lights_phong_pars_fragment:nf,lights_physical_fragment:af,lights_physical_pars_fragment:of,lights_fragment_begin:lf,lights_fragment_maps:cf,lights_fragment_end:hf,logdepthbuf_fragment:uf,logdepthbuf_pars_fragment:df,logdepthbuf_pars_vertex:pf,logdepthbuf_vertex:ff,map_fragment:mf,map_pars_fragment:gf,map_particle_fragment:vf,map_particle_pars_fragment:_f,metalnessmap_fragment:xf,metalnessmap_pars_fragment:yf,morphinstance_vertex:Mf,morphcolor_vertex:bf,morphnormal_vertex:Tf,morphtarget_pars_vertex:Sf,morphtarget_vertex:Ef,normal_fragment_begin:wf,normal_fragment_maps:Cf,normal_pars_fragment:Rf,normal_pars_vertex:Af,normal_vertex:Pf,normalmap_pars_fragment:Df,clearcoat_normal_fragment_begin:Lf,clearcoat_normal_fragment_maps:If,clearcoat_pars_fragment:Uf,iridescence_pars_fragment:Nf,opaque_fragment:Of,packing:Bf,premultiplied_alpha_fragment:Ff,project_vertex:zf,dithering_fragment:kf,dithering_pars_fragment:Vf,roughnessmap_fragment:Hf,roughnessmap_pars_fragment:Gf,shadowmap_pars_fragment:Wf,shadowmap_pars_vertex:jf,shadowmap_vertex:Xf,shadowmask_pars_fragment:qf,skinbase_vertex:Yf,skinning_pars_vertex:Kf,skinning_vertex:Zf,skinnormal_vertex:$f,specularmap_fragment:Jf,specularmap_pars_fragment:Qf,tonemapping_fragment:em,tonemapping_pars_fragment:tm,transmission_fragment:im,transmission_pars_fragment:rm,uv_pars_fragment:sm,uv_pars_vertex:nm,uv_vertex:am,worldpos_vertex:om,background_vert:lm,background_frag:cm,backgroundCube_vert:hm,backgroundCube_frag:um,cube_vert:dm,cube_frag:pm,depth_vert:fm,depth_frag:mm,distanceRGBA_vert:gm,distanceRGBA_frag:vm,equirect_vert:_m,equirect_frag:xm,linedashed_vert:ym,linedashed_frag:Mm,meshbasic_vert:bm,meshbasic_frag:Tm,meshlambert_vert:Sm,meshlambert_frag:Em,meshmatcap_vert:wm,meshmatcap_frag:Cm,meshnormal_vert:Rm,meshnormal_frag:Am,meshphong_vert:Pm,meshphong_frag:Dm,meshphysical_vert:Lm,meshphysical_frag:Im,meshtoon_vert:Um,meshtoon_frag:Nm,points_vert:Om,points_frag:Bm,shadow_vert:Fm,shadow_frag:zm,sprite_vert:km,sprite_frag:Vm},le={common:{diffuse:{value:new _e(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Be},alphaMap:{value:null},alphaMapTransform:{value:new Be},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Be}},envmap:{envMap:{value:null},envMapRotation:{value:new Be},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98},dfgLUT:{value:null}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Be}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Be}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Be},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Be},normalScale:{value:new oe(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Be},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Be}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new Be}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new Be}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new _e(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new _e(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new Be},alphaTest:{value:0},uvTransform:{value:new Be}},sprite:{diffuse:{value:new _e(16777215)},opacity:{value:1},center:{value:new oe(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new Be},alphaMap:{value:null},alphaMapTransform:{value:new Be},alphaTest:{value:0}}},Ei={basic:{uniforms:Ft([le.common,le.specularmap,le.envmap,le.aomap,le.lightmap,le.fog]),vertexShader:ze.meshbasic_vert,fragmentShader:ze.meshbasic_frag},lambert:{uniforms:Ft([le.common,le.specularmap,le.envmap,le.aomap,le.lightmap,le.emissivemap,le.bumpmap,le.normalmap,le.displacementmap,le.fog,le.lights,{emissive:{value:new _e(0)}}]),vertexShader:ze.meshlambert_vert,fragmentShader:ze.meshlambert_frag},phong:{uniforms:Ft([le.common,le.specularmap,le.envmap,le.aomap,le.lightmap,le.emissivemap,le.bumpmap,le.normalmap,le.displacementmap,le.fog,le.lights,{emissive:{value:new _e(0)},specular:{value:new _e(1118481)},shininess:{value:30}}]),vertexShader:ze.meshphong_vert,fragmentShader:ze.meshphong_frag},standard:{uniforms:Ft([le.common,le.envmap,le.aomap,le.lightmap,le.emissivemap,le.bumpmap,le.normalmap,le.displacementmap,le.roughnessmap,le.metalnessmap,le.fog,le.lights,{emissive:{value:new _e(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:ze.meshphysical_vert,fragmentShader:ze.meshphysical_frag},toon:{uniforms:Ft([le.common,le.aomap,le.lightmap,le.emissivemap,le.bumpmap,le.normalmap,le.displacementmap,le.gradientmap,le.fog,le.lights,{emissive:{value:new _e(0)}}]),vertexShader:ze.meshtoon_vert,fragmentShader:ze.meshtoon_frag},matcap:{uniforms:Ft([le.common,le.bumpmap,le.normalmap,le.displacementmap,le.fog,{matcap:{value:null}}]),vertexShader:ze.meshmatcap_vert,fragmentShader:ze.meshmatcap_frag},points:{uniforms:Ft([le.points,le.fog]),vertexShader:ze.points_vert,fragmentShader:ze.points_frag},dashed:{uniforms:Ft([le.common,le.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:ze.linedashed_vert,fragmentShader:ze.linedashed_frag},depth:{uniforms:Ft([le.common,le.displacementmap]),vertexShader:ze.depth_vert,fragmentShader:ze.depth_frag},normal:{uniforms:Ft([le.common,le.bumpmap,le.normalmap,le.displacementmap,{opacity:{value:1}}]),vertexShader:ze.meshnormal_vert,fragmentShader:ze.meshnormal_frag},sprite:{uniforms:Ft([le.sprite,le.fog]),vertexShader:ze.sprite_vert,fragmentShader:ze.sprite_frag},background:{uniforms:{uvTransform:{value:new Be},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:ze.background_vert,fragmentShader:ze.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new Be}},vertexShader:ze.backgroundCube_vert,fragmentShader:ze.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:ze.cube_vert,fragmentShader:ze.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:ze.equirect_vert,fragmentShader:ze.equirect_frag},distanceRGBA:{uniforms:Ft([le.common,le.displacementmap,{referencePosition:{value:new w},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:ze.distanceRGBA_vert,fragmentShader:ze.distanceRGBA_frag},shadow:{uniforms:Ft([le.lights,le.fog,{color:{value:new _e(0)},opacity:{value:1}}]),vertexShader:ze.shadow_vert,fragmentShader:ze.shadow_frag}};Ei.physical={uniforms:Ft([Ei.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new Be},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new Be},clearcoatNormalScale:{value:new oe(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new Be},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new Be},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new Be},sheen:{value:0},sheenColor:{value:new _e(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new Be},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new Be},transmission:{value:0},transmissionMap:{value:null},transmissionMapTransform:{value:new Be},transmissionSamplerSize:{value:new oe},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},thicknessMapTransform:{value:new Be},attenuationDistance:{value:0},attenuationColor:{value:new _e(0)},specularColor:{value:new _e(1,1,1)},specularColorMap:{value:null},specularColorMapTransform:{value:new Be},specularIntensity:{value:1},specularIntensityMap:{value:null},specularIntensityMapTransform:{value:new Be},anisotropyVector:{value:new oe},anisotropyMap:{value:null},anisotropyMapTransform:{value:new Be}}]),vertexShader:ze.meshphysical_vert,fragmentShader:ze.meshphysical_frag};const bn={r:0,b:0,g:0},dr=new li,Hm=new De;function Gm(r,e,t,i,s,n,a){const o=new _e(0);let l=n===!0?0:1,c,h,u=null,d=0,f=null;function g(_){let E=_.isScene===!0?_.background:null;return E&&E.isTexture&&(E=(_.backgroundBlurriness>0?t:e).get(E)),E}function v(_){let E=!1;const A=g(_);A===null?p(o,l):A&&A.isColor&&(p(A,1),E=!0);const S=r.xr.getEnvironmentBlendMode();S==="additive"?i.buffers.color.setClear(0,0,0,1,a):S==="alpha-blend"&&i.buffers.color.setClear(0,0,0,0,a),(r.autoClear||E)&&(i.buffers.depth.setTest(!0),i.buffers.depth.setMask(!0),i.buffers.color.setMask(!0),r.clear(r.autoClearColor,r.autoClearDepth,r.autoClearStencil))}function m(_,E){const A=g(E);A&&(A.isCubeTexture||A.mapping===Bs)?(h===void 0&&(h=new rt(new cr(1,1,1),new ot({name:"BackgroundCubeMaterial",uniforms:kr(Ei.backgroundCube.uniforms),vertexShader:Ei.backgroundCube.vertexShader,fragmentShader:Ei.backgroundCube.fragmentShader,side:Nt,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),h.geometry.deleteAttribute("normal"),h.geometry.deleteAttribute("uv"),h.onBeforeRender=function(S,R,I){this.matrixWorld.copyPosition(I.matrixWorld)},Object.defineProperty(h.material,"envMap",{get:function(){return 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ot({name:"BackgroundMaterial",uniforms:kr(Ei.background.uniforms),vertexShader:Ei.background.vertexShader,fragmentShader:Ei.background.fragmentShader,side:_i,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),c.geometry.deleteAttribute("normal"),Object.defineProperty(c.material,"map",{get:function(){return this.uniforms.t2D.value}}),s.update(c)),c.material.uniforms.t2D.value=A,c.material.uniforms.backgroundIntensity.value=E.backgroundIntensity,c.material.toneMapped=je.getTransfer(A.colorSpace)!==et,A.matrixAutoUpdate===!0&&A.updateMatrix(),c.material.uniforms.uvTransform.value.copy(A.matrix),(u!==A||d!==A.version||f!==r.toneMapping)&&(c.material.needsUpdate=!0,u=A,d=A.version,f=r.toneMapping),c.layers.enableAll(),_.unshift(c,c.geometry,c.material,0,0,null))}function p(_,E){_.getRGB(bn,Jl(r)),i.buffers.color.setClear(bn.r,bn.g,bn.b,E,a)}function y(){h!==void 0&&(h.geometry.dispose(),h.material.dispose(),h=void 0),c!==void 0&&(c.geometry.dispose(),c.material.dispose(),c=void 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a(c,h,u){u!==0&&(r.drawArraysInstanced(i,c,h,u),t.update(h,i,u))}function o(c,h,u){if(u===0)return;e.get("WEBGL_multi_draw").multiDrawArraysWEBGL(i,c,0,h,0,u);let d=0;for(let f=0;f<u;f++)d+=h[f];t.update(d,i,1)}function l(c,h,u,d){if(u===0)return;const f=e.get("WEBGL_multi_draw");if(f===null)for(let g=0;g<c.length;g++)a(c[g],h[g],d[g]);else{f.multiDrawArraysInstancedWEBGL(i,c,0,h,0,d,0,u);let g=0;for(let v=0;v<u;v++)g+=h[v]*d[v];t.update(g,i,1)}}this.setMode=s,this.render=n,this.renderInstances=a,this.renderMultiDraw=o,this.renderMultiDrawInstances=l}function Xm(r,e,t,i){let s;function n(){if(s!==void 0)return s;if(e.has("EXT_texture_filter_anisotropic")===!0){const R=e.get("EXT_texture_filter_anisotropic");s=r.getParameter(R.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else s=0;return s}function a(R){return!(R!==Wt&&i.convert(R)!==r.getParameter(r.IMPLEMENTATION_COLOR_READ_FORMAT))}function o(R){const I=R===pt&&(e.has("EXT_color_buffer_half_float")||e.has("EXT_color_buffer_float"));return!(R!==ii&&i.convert(R)!==r.getParameter(r.IMPLEMENTATION_COLOR_READ_TYPE)&&R!==Vt&&!I)}function l(R){if(R==="highp"){if(r.getShaderPrecisionFormat(r.VERTEX_SHADER,r.HIGH_FLOAT).precision>0&&r.getShaderPrecisionFormat(r.FRAGMENT_SHADER,r.HIGH_FLOAT).precision>0)return"highp";R="mediump"}return R==="mediump"&&r.getShaderPrecisionFormat(r.VERTEX_SHADER,r.MEDIUM_FLOAT).precision>0&&r.getShaderPrecisionFormat(r.FRAGMENT_SHADER,r.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}let c=t.precision!==void 0?t.precision:"highp";const h=l(c);h!==c&&(Me("WebGLRenderer:",c,"not supported, using",h,"instead."),c=h);const u=t.logarithmicDepthBuffer===!0,d=t.reversedDepthBuffer===!0&&e.has("EXT_clip_control"),f=r.getParameter(r.MAX_TEXTURE_IMAGE_UNITS),g=r.getParameter(r.MAX_VERTEX_TEXTURE_IMAGE_UNITS),v=r.getParameter(r.MAX_TEXTURE_SIZE),m=r.getParameter(r.MAX_CUBE_MAP_TEXTURE_SIZE),p=r.getParameter(r.MAX_VERTEX_ATTRIBS),y=r.getParameter(r.MAX_VERTEX_UNIFORM_VECTORS),_=r.getParameter(r.MAX_VARYING_VECTORS),E=r.getParameter(r.MAX_FRAGMENT_UNIFORM_VECTORS),A=g>0,S=r.getParameter(r.MAX_SAMPLES);return{isWebGL2:!0,getMaxAnisotropy:n,getMaxPrecision:l,textureFormatReadable:a,textureTypeReadable:o,precision:c,logarithmicDepthBuffer:u,reversedDepthBuffer:d,maxTextures:f,maxVertexTextures:g,maxTextureSize:v,maxCubemapSize:m,maxAttributes:p,maxVertexUniforms:y,maxVaryings:_,maxFragmentUniforms:E,vertexTextures:A,maxSamples:S}}function qm(r){const e=this;let t=null,i=0,s=!1,n=!1;const a=new Ti,o=new Be,l={value:null,needsUpdate:!1};this.uniform=l,this.numPlanes=0,this.numIntersection=0,this.init=function(u,d){const f=u.length!==0||d||i!==0||s;return s=d,i=u.length,f},this.beginShadows=function(){n=!0,h(null)},this.endShadows=function(){n=!1},this.setGlobalState=function(u,d){t=h(u,d,0)},this.setState=function(u,d,f){const g=u.clippingPlanes,v=u.clipIntersection,m=u.clipShadows,p=r.get(u);if(!s||g===null||g.length===0||n&&!m)n?h(null):c();else{const y=n?0:i,_=y*4;let E=p.clippingState||null;l.value=E,E=h(g,d,_,f);for(let A=0;A!==_;++A)E[A]=t[A];p.clippingState=E,this.numIntersection=v?this.numPlanes:0,this.numPlanes+=y}};function c(){l.value!==t&&(l.value=t,l.needsUpdate=i>0),e.numPlanes=i,e.numIntersection=0}function h(u,d,f,g){const v=u!==null?u.length:0;let m=null;if(v!==0){if(m=l.value,g!==!0||m===null){const p=f+v*4,y=d.matrixWorldInverse;o.getNormalMatrix(y),(m===null||m.length<p)&&(m=new Float32Array(p));for(let _=0,E=f;_!==v;++_,E+=4)a.copy(u[_]).applyMatrix4(y,o),a.normal.toArray(m,E),m[E+3]=a.constant}l.value=m,l.needsUpdate=!0}return e.numPlanes=v,e.numIntersection=0,m}}function Ym(r){let e=new WeakMap;function t(a,o){return o===Os?a.mapping=br:o===Zn&&(a.mapping=Tr),a}function i(a){if(a&&a.isTexture){const o=a.mapping;if(o===Os||o===Zn)if(e.has(a)){const l=e.get(a).texture;return t(l,a.mapping)}else{const l=a.image;if(l&&l.height>0){const c=new ud(l.height);return c.fromEquirectangularTexture(r,a),e.set(a,c),a.addEventListener("dispose",s),t(c.texture,a.mapping)}else return null}}return a}function s(a){const o=a.target;o.removeEventListener("dispose",s);const l=e.get(o);l!==void 0&&(e.delete(o),l.dispose())}function n(){e=new WeakMap}return{get:i,dispose:n}}const Ji=4,Fc=[.125,.215,.35,.446,.526,.582],pr=20,Km=256,Rs=new ur,zc=new _e;let Io=null,Uo=0,No=0,Oo=!1;const Zm=new w;class kc{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._backgroundBox=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._blurMaterial=null,this._ggxMaterial=null}fromScene(e,t=0,i=.1,s=100,n={}){const{size:a=256,position:o=Zm}=n;Io=this._renderer.getRenderTarget(),Uo=this._renderer.getActiveCubeFace(),No=this._renderer.getActiveMipmapLevel(),Oo=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const l=this._allocateTargets();return l.depthBuffer=!0,this._sceneToCubeUV(e,i,s,l,o),t>0&&this._blur(l,0,0,t),this._applyPMREM(l),this._cleanup(l),l}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){this._cubemapMaterial===null&&(this._cubemapMaterial=Gc(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){this._equirectMaterial===null&&(this._equirectMaterial=Hc(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),this._cubemapMaterial!==null&&this._cubemapMaterial.dispose(),this._equirectMaterial!==null&&this._equirectMaterial.dispose(),this._backgroundBox!==null&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){this._blurMaterial!==null&&this._blurMaterial.dispose(),this._ggxMaterial!==null&&this._ggxMaterial.dispose(),this._pingPongRenderTarget!==null&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodMeshes.length;e++)this._lodMeshes[e].geometry.dispose()}_cleanup(e){this._renderer.setRenderTarget(Io,Uo,No),this._renderer.xr.enabled=Oo,e.scissorTest=!1,$r(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===br||e.mapping===Tr?this._setSize(e.image.length===0?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),Io=this._renderer.getRenderTarget(),Uo=this._renderer.getActiveCubeFace(),No=this._renderer.getActiveMipmapLevel(),Oo=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;const i=t||this._allocateTargets();return this._textureToCubeUV(e,i),this._applyPMREM(i),this._cleanup(i),i}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,i={magFilter:vt,minFilter:vt,generateMipmaps:!1,type:pt,format:Wt,colorSpace:Lt,depthBuffer:!1},s=Vc(e,t,i);if(this._pingPongRenderTarget===null||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){this._pingPongRenderTarget!==null&&this._dispose(),this._pingPongRenderTarget=Vc(e,t,i);const{_lodMax:n}=this;({lodMeshes:this._lodMeshes,sizeLods:this._sizeLods,sigmas:this._sigmas}=$m(n)),this._blurMaterial=Qm(n,e,t),this._ggxMaterial=Jm(n,e,t)}return s}_compileMaterial(e){const t=new rt(new $t,e);this._renderer.compile(t,Rs)}_sceneToCubeUV(e,t,i,s,n){const a=new yt(90,1,t,i),o=[1,-1,1,1,1,1],l=[1,1,1,-1,-1,-1],c=this._renderer,h=c.autoClear,u=c.toneMapping;c.getClearColor(zc),c.toneMapping=Gi,c.autoClear=!1,c.state.buffers.depth.getReversed()&&(c.setRenderTarget(s),c.clearDepth(),c.setRenderTarget(null)),this._backgroundBox===null&&(this._backgroundBox=new rt(new cr,new Ot({name:"PMREM.Background",side:Nt,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,f=d.material;let g=!1;const v=e.background;v?v.isColor&&(f.color.copy(v),e.background=null,g=!0):(f.color.copy(zc),g=!0);for(let m=0;m<6;m++){const p=m%3;p===0?(a.up.set(0,o[m],0),a.position.set(n.x,n.y,n.z),a.lookAt(n.x+l[m],n.y,n.z)):p===1?(a.up.set(0,0,o[m]),a.position.set(n.x,n.y,n.z),a.lookAt(n.x,n.y+l[m],n.z)):(a.up.set(0,o[m],0),a.position.set(n.x,n.y,n.z),a.lookAt(n.x,n.y,n.z+l[m]));const y=this._cubeSize;$r(s,p*y,m>2?y:0,y,y),c.setRenderTarget(s),g&&c.render(d,a),c.render(e,a)}c.toneMapping=u,c.autoClear=h,e.background=v}_textureToCubeUV(e,t){const i=this._renderer,s=e.mapping===br||e.mapping===Tr;s?(this._cubemapMaterial===null&&(this._cubemapMaterial=Gc()),this._cubemapMaterial.uniforms.flipEnvMap.value=e.isRenderTargetTexture===!1?-1:1):this._equirectMaterial===null&&(this._equirectMaterial=Hc());const n=s?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=n;const o=n.uniforms;o.envMap.value=e;const l=this._cubeSize;$r(t,0,0,3*l,2*l),i.setRenderTarget(t),i.render(a,Rs)}_applyPMREM(e){const t=this._renderer,i=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let n=1;n<s;n++)this._applyGGXFilter(e,n-1,n);t.autoClear=i}_applyGGXFilter(e,t,i){const s=this._renderer,n=this._pingPongRenderTarget,a=this._ggxMaterial,o=this._lodMeshes[i];o.material=a;const l=a.uniforms,c=i/(this._lodMeshes.length-1),h=t/(this._lodMeshes.length-1),u=Math.sqrt(c*c-h*h),d=.05+c*.95,f=u*d,{_lodMax:g}=this,v=this._sizeLods[i],m=3*v*(i>g-Ji?i-g+Ji:0),p=4*(this._cubeSize-v);l.envMap.value=e.texture,l.roughness.value=f,l.mipInt.value=g-t,$r(n,m,p,3*v,2*v),s.setRenderTarget(n),s.render(o,Rs),l.envMap.value=n.texture,l.roughness.value=0,l.mipInt.value=g-i,$r(e,m,p,3*v,2*v),s.setRenderTarget(e),s.render(o,Rs)}_blur(e,t,i,s,n){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,i,s,"latitudinal",n),this._halfBlur(a,e,i,i,s,"longitudinal",n)}_halfBlur(e,t,i,s,n,a,o){const l=this._renderer,c=this._blurMaterial;a!=="latitudinal"&&a!=="longitudinal"&&Ve("blur direction must be either latitudinal or longitudinal!");const h=3,u=this._lodMeshes[s];u.material=c;const d=c.uniforms,f=this._sizeLods[i]-1,g=isFinite(n)?Math.PI/(2*f):2*Math.PI/(2*pr-1),v=n/g,m=isFinite(n)?1+Math.floor(h*v):pr;m>pr&&Me(`sigmaRadians, ${n}, is too large and will clip, as it requested ${m} samples when the maximum is set to ${pr}`);const p=[];let y=0;for(let R=0;R<pr;++R){const I=R/v,T=Math.exp(-I*I/2);p.push(T),R===0?y+=T:R<m&&(y+=2*T)}for(let R=0;R<p.length;R++)p[R]=p[R]/y;d.envMap.value=e.texture,d.samples.value=m,d.weights.value=p,d.latitudinal.value=a==="latitudinal",o&&(d.poleAxis.value=o);const{_lodMax:_}=this;d.dTheta.value=g,d.mipInt.value=_-i;const E=this._sizeLods[s],A=3*E*(s>_-Ji?s-_+Ji:0),S=4*(this._cubeSize-E);$r(t,A,S,3*E,2*E),l.setRenderTarget(t),l.render(u,Rs)}}function $m(r){const e=[],t=[],i=[];let s=r;const n=r-Ji+1+Fc.length;for(let a=0;a<n;a++){const o=Math.pow(2,s);e.push(o);let l=1/o;a>r-Ji?l=Fc[a-r+Ji-1]:a===0&&(l=0),t.push(l);const c=1/(o-2),h=-c,u=1+c,d=[h,h,u,h,u,u,h,h,u,u,h,u],f=6,g=6,v=3,m=2,p=1,y=new Float32Array(v*g*f),_=new Float32Array(m*g*f),E=new Float32Array(p*g*f);for(let S=0;S<f;S++){const R=S%3*2/3-1,I=S>2?0:-1,T=[R,I,0,R+2/3,I,0,R+2/3,I+1,0,R,I,0,R+2/3,I+1,0,R,I+1,0];y.set(T,v*g*S),_.set(d,m*g*S);const b=[S,S,S,S,S,S];E.set(b,p*g*S)}const A=new $t;A.setAttribute("position",new Bt(y,v)),A.setAttribute("uv",new Bt(_,m)),A.setAttribute("faceIndex",new Bt(E,p)),i.push(new rt(A,null)),s>Ji&&s--}return{lodMeshes:i,sizeLods:e,sigmas:t}}function Vc(r,e,t){const i=new _t(r,e,t);return i.texture.mapping=Bs,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function $r(r,e,t,i,s){r.viewport.set(e,t,i,s),r.scissor.set(e,t,i,s)}function Jm(r,e,t){return new ot({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:Km,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${r}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:Tn(),fragmentShader:`

			precision highp float;
			precision highp int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;
			uniform float roughness;
			uniform float mipInt;

			#define ENVMAP_TYPE_CUBE_UV
			#include <cube_uv_reflection_fragment>

			#define PI 3.14159265359

			// Van der Corput radical inverse
			float radicalInverse_VdC(uint bits) {
				bits = (bits << 16u) | (bits >> 16u);
				bits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);
				bits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);
				bits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);
				bits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);
				return float(bits) * 2.3283064365386963e-10; // / 0x100000000
			}

			// Hammersley sequence
			vec2 hammersley(uint i, uint N) {
				return vec2(float(i) / float(N), radicalInverse_VdC(i));
			}

			// GGX VNDF importance sampling (Eric Heitz 2018)
			// "Sampling the GGX Distribution of Visible Normals"
			// https://jcgt.org/published/0007/04/01/
			vec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {
				float alpha = roughness * roughness;

				// Section 3.2: Transform view direction to hemisphere configuration
				vec3 Vh = normalize(vec3(alpha * V.x, alpha * V.y, V.z));

				// Section 4.1: Orthonormal basis
				float lensq = Vh.x * Vh.x + Vh.y * Vh.y;
				vec3 T1 = lensq > 0.0 ? vec3(-Vh.y, Vh.x, 0.0) / sqrt(lensq) : vec3(1.0, 0.0, 0.0);
				vec3 T2 = cross(Vh, T1);

				// Section 4.2: Parameterization of projected area
				float r = sqrt(Xi.x);
				float phi = 2.0 * PI * Xi.y;
				float t1 = r * cos(phi);
				float t2 = r * sin(phi);
				float s = 0.5 * (1.0 + Vh.z);
				t2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;

				// Section 4.3: Reprojection onto hemisphere
				vec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * Vh;

				// Section 3.4: Transform back to ellipsoid configuration
				return normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));
			}

			void main() {
				vec3 N = normalize(vOutputDirection);
				vec3 V = N; // Assume view direction equals normal for pre-filtering

				vec3 prefilteredColor = vec3(0.0);
				float totalWeight = 0.0;

				// For very low roughness, just sample the environment directly
				if (roughness < 0.001) {
					gl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);
					return;
				}

				// Tangent space basis for VNDF sampling
				vec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);
				vec3 tangent = normalize(cross(up, N));
				vec3 bitangent = cross(N, tangent);

				for(uint i = 0u; i < uint(GGX_SAMPLES); i++) {
					vec2 Xi = hammersley(i, uint(GGX_SAMPLES));

					// For PMREM, V = N, so in tangent space V is always (0, 0, 1)
					vec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);

					// Transform H back to world space
					vec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);
					vec3 L = normalize(2.0 * dot(V, H) * H - V);

					float NdotL = max(dot(N, L), 0.0);

					if(NdotL > 0.0) {
						// Sample environment at fixed mip level
						// VNDF importance sampling handles the distribution filtering
						vec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);

						// Weight by NdotL for the split-sum approximation
						// VNDF PDF naturally accounts for the visible microfacet distribution
						prefilteredColor += sampleColor * NdotL;
						totalWeight += NdotL;
					}
				}

				if (totalWeight > 0.0) {
					prefilteredColor = prefilteredColor / totalWeight;
				}

				gl_FragColor = vec4(prefilteredColor, 1.0);
			}
		`,blending:gt,depthTest:!1,depthWrite:!1})}function Qm(r,e,t){const i=new Float32Array(pr),s=new w(0,1,0);return new ot({name:"SphericalGaussianBlur",defines:{n:pr,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${r}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:s}},vertexShader:Tn(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;
			uniform int samples;
			uniform float weights[ n ];
			uniform bool latitudinal;
			uniform float dTheta;
			uniform float mipInt;
			uniform vec3 poleAxis;

			#define ENVMAP_TYPE_CUBE_UV
			#include <cube_uv_reflection_fragment>

			vec3 getSample( float theta, vec3 axis ) {

				float cosTheta = cos( theta );
				// Rodrigues' axis-angle rotation
				vec3 sampleDirection = vOutputDirection * cosTheta
					+ cross( axis, vOutputDirection ) * sin( theta )
					+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );

				return bilinearCubeUV( envMap, sampleDirection, mipInt );

			}

			void main() {

				vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );

				if ( all( equal( axis, vec3( 0.0 ) ) ) ) {

					axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );

				}

				axis = normalize( axis );

				gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );
				gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );

				for ( int i = 1; i < n; i++ ) {

					if ( i >= samples ) {

						break;

					}

					float theta = dTheta * float( i );
					gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );
					gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );

				}

			}
		`,blending:gt,depthTest:!1,depthWrite:!1})}function Hc(){return new ot({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:Tn(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;

			#include <common>

			void main() {

				vec3 outputDirection = normalize( vOutputDirection );
				vec2 uv = equirectUv( outputDirection );

				gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );

			}
		`,blending:gt,depthTest:!1,depthWrite:!1})}function Gc(){return new ot({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:Tn(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			uniform float flipEnvMap;

			varying vec3 vOutputDirection;

			uniform samplerCube envMap;

			void main() {

				gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );

			}
		`,blending:gt,depthTest:!1,depthWrite:!1})}function Tn(){return`

		precision mediump float;
		precision mediump int;

		attribute float faceIndex;

		varying vec3 vOutputDirection;

		// RH coordinate system; PMREM face-indexing convention
		vec3 getDirection( vec2 uv, float face ) {

			uv = 2.0 * uv - 1.0;

			vec3 direction = vec3( uv, 1.0 );

			if ( face == 0.0 ) {

				direction = direction.zyx; // ( 1, v, u ) pos x

			} else if ( face == 1.0 ) {

				direction = direction.xzy;
				direction.xz *= -1.0; // ( -u, 1, -v ) pos y

			} else if ( face == 2.0 ) {

				direction.x *= -1.0; // ( -u, v, 1 ) pos z

			} else if ( face == 3.0 ) {

				direction = direction.zyx;
				direction.xz *= -1.0; // ( -1, v, -u ) neg x

			} else if ( face == 4.0 ) {

				direction = direction.xzy;
				direction.xy *= -1.0; // ( -u, -1, v ) neg y

			} else if ( face == 5.0 ) {

				direction.z *= -1.0; // ( u, v, -1 ) neg z

			}

			return direction;

		}

		void main() {

			vOutputDirection = getDirection( uv, faceIndex );
			gl_Position = vec4( position, 1.0 );

		}
	`}function eg(r){let e=new WeakMap,t=null;function i(o){if(o&&o.isTexture){const l=o.mapping,c=l===Os||l===Zn,h=l===br||l===Tr;if(c||h){let u=e.get(o);const d=u!==void 0?u.texture.pmremVersion:0;if(o.isRenderTargetTexture&&o.pmremVersion!==d)return t===null&&(t=new kc(r)),u=c?t.fromEquirectangular(o,u):t.fromCubemap(o,u),u.texture.pmremVersion=o.pmremVersion,e.set(o,u),u.texture;if(u!==void 0)return u.texture;{const f=o.image;return c&&f&&f.height>0||h&&f&&s(f)?(t===null&&(t=new kc(r)),u=c?t.fromEquirectangular(o):t.fromCubemap(o),u.texture.pmremVersion=o.pmremVersion,e.set(o,u),o.addEventListener("dispose",n),u.texture):null}}}return o}function s(o){let l=0;const c=6;for(let h=0;h<c;h++)o[h]!==void 0&&l++;return l===c}function n(o){const l=o.target;l.removeEventListener("dispose",n);const c=e.get(l);c!==void 0&&(e.delete(l),c.dispose())}function a(){e=new WeakMap,t!==null&&(t.dispose(),t=null)}return{get:i,dispose:a}}function tg(r){const e={};function t(i){if(e[i]!==void 0)return e[i];const s=r.getExtension(i);return e[i]=s,s}return{has:function(i){return t(i)!==null},init:function(){t("EXT_color_buffer_float"),t("WEBGL_clip_cull_distance"),t("OES_texture_float_linear"),t("EXT_color_buffer_half_float"),t("WEBGL_multisampled_render_to_texture"),t("WEBGL_render_shared_exponent")},get:function(i){const s=t(i);return s===null&&ps("WebGLRenderer: "+i+" extension not supported."),s}}}function ig(r,e,t,i){const s={},n=new WeakMap;function a(u){const d=u.target;d.index!==null&&e.remove(d.index);for(const g in d.attributes)e.remove(d.attributes[g]);d.removeEventListener("dispose",a),delete s[d.id];const f=n.get(d);f&&(e.remove(f),n.delete(d)),i.releaseStatesOfGeometry(d),d.isInstancedBufferGeometry===!0&&delete d._maxInstanceCount,t.memory.geometries--}function o(u,d){return s[d.id]===!0||(d.addEventListener("dispose",a),s[d.id]=!0,t.memory.geometries++),d}function l(u){const d=u.attributes;for(const f in d)e.update(d[f],r.ARRAY_BUFFER)}function c(u){const 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c(u,d){t.length>1&&t.sort(u||Tv),i.length>1&&i.sort(d||lh),s.length>1&&s.sort(d||lh)}function h(){for(let u=e,d=r.length;u<d;u++){const f=r[u];if(f.id===null)break;f.id=null,f.object=null,f.geometry=null,f.material=null,f.group=null}}return{opaque:t,transmissive:i,transparent:s,init:n,push:o,unshift:l,finish:h,sort:c}}function Sv(){let r=new WeakMap;function e(i,s){const n=r.get(i);let a;return n===void 0?(a=new ch,r.set(i,[a])):s>=n.length?(a=new ch,n.push(a)):a=n[s],a}function t(){r=new WeakMap}return{get:e,dispose:t}}function Ev(){const r={};return{get:function(e){if(r[e.id]!==void 0)return r[e.id];let t;switch(e.type){case"DirectionalLight":t={direction:new w,color:new _e};break;case"SpotLight":t={position:new w,direction:new w,color:new _e,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":t={position:new w,color:new _e,distance:0,decay:0};break;case"HemisphereLight":t={direction:new w,skyColor:new _e,groundColor:new _e};break;case"RectAreaLight":t={color:new _e,position:new w,halfWidth:new w,halfHeight:new w};break}return r[e.id]=t,t}}}function wv(){const r={};return{get:function(e){if(r[e.id]!==void 0)return r[e.id];let t;switch(e.type){case"DirectionalLight":t={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new oe};break;case"SpotLight":t={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new oe};break;case"PointLight":t={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new oe,shadowCameraNear:1,shadowCameraFar:1e3};break}return r[e.id]=t,t}}}let Cv=0;function Rv(r,e){return(e.castShadow?2:0)-(r.castShadow?2:0)+(e.map?1:0)-(r.map?1:0)}function Av(r){const e=new Ev,t=wv(),i={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1,numLightProbes:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0,numLightProbes:0};for(let c=0;c<9;c++)i.probe.push(new w);const s=new w,n=new De,a=new De;function o(c){let h=0,u=0,d=0;for(let T=0;T<9;T++)i.probe[T].set(0,0,0);let f=0,g=0,v=0,m=0,p=0,y=0,_=0,E=0,A=0,S=0,R=0;c.sort(Rv);for(let T=0,b=c.length;T<b;T++){const D=c[T],N=D.color,k=D.intensity,V=D.distance,j=D.shadow&&D.shadow.map?D.shadow.map.texture:null;if(D.isAmbientLight)h+=N.r*k,u+=N.g*k,d+=N.b*k;else if(D.isLightProbe){for(let q=0;q<9;q++)i.probe[q].addScaledVector(D.sh.coefficients[q],k);R++}else if(D.isDirectionalLight){const q=e.get(D);if(q.color.copy(D.color).multiplyScalar(D.intensity),D.castShadow){const te=D.shadow,G=t.get(D);G.shadowIntensity=te.intensity,G.shadowBias=te.bias,G.shadowNormalBias=te.normalBias,G.shadowRadius=te.radius,G.shadowMapSize=te.mapSize,i.directionalShadow[f]=G,i.directionalShadowMap[f]=j,i.directionalShadowMatrix[f]=D.shadow.matrix,y++}i.directional[f]=q,f++}else if(D.isSpotLight){const q=e.get(D);q.position.setFromMatrixPosition(D.matrixWorld),q.color.copy(N).multiplyScalar(k),q.distance=V,q.coneCos=Math.cos(D.angle),q.penumbraCos=Math.cos(D.angle*(1-D.penumbra)),q.decay=D.decay,i.spot[v]=q;const te=D.shadow;if(D.map&&(i.spotLightMap[A]=D.map,A++,te.updateMatrices(D),D.castShadow&&S++),i.spotLightMatrix[v]=te.matrix,D.castShadow){const G=t.get(D);G.shadowIntensity=te.intensity,G.shadowBias=te.bias,G.shadowNormalBias=te.normalBias,G.shadowRadius=te.radius,G.shadowMapSize=te.mapSize,i.spotShadow[v]=G,i.spotShadowMap[v]=j,E++}v++}else if(D.isRectAreaLight){const q=e.get(D);q.color.copy(N).multiplyScalar(k),q.halfWidth.set(D.width*.5,0,0),q.halfHeight.set(0,D.height*.5,0),i.rectArea[m]=q,m++}else if(D.isPointLight){const q=e.get(D);if(q.color.copy(D.color).multiplyScalar(D.intensity),q.distance=D.distance,q.decay=D.decay,D.castShadow){const te=D.shadow,G=t.get(D);G.shadowIntensity=te.intensity,G.shadowBias=te.bias,G.shadowNormalBias=te.normalBias,G.shadowRadius=te.radius,G.shadowMapSize=te.mapSize,G.shadowCameraNear=te.camera.near,G.shadowCameraFar=te.camera.far,i.pointShadow[g]=G,i.pointShadowMap[g]=j,i.pointShadowMatrix[g]=D.shadow.matrix,_++}i.point[g]=q,g++}else if(D.isHemisphereLight){const q=e.get(D);q.skyColor.copy(D.color).multiplyScalar(k),q.groundColor.copy(D.groundColor).multiplyScalar(k),i.hemi[p]=q,p++}}m>0&&(r.has("OES_texture_float_linear")===!0?(i.rectAreaLTC1=le.LTC_FLOAT_1,i.rectAreaLTC2=le.LTC_FLOAT_2):(i.rectAreaLTC1=le.LTC_HALF_1,i.rectAreaLTC2=le.LTC_HALF_2)),i.ambient[0]=h,i.ambient[1]=u,i.ambient[2]=d;const I=i.hash;(I.directionalLength!==f||I.pointLength!==g||I.spotLength!==v||I.rectAreaLength!==m||I.hemiLength!==p||I.numDirectionalShadows!==y||I.numPointShadows!==_||I.numSpotShadows!==E||I.numSpotMaps!==A||I.numLightProbes!==R)&&(i.directional.length=f,i.spot.length=v,i.rectArea.length=m,i.point.length=g,i.hemi.length=p,i.directionalShadow.length=y,i.directionalShadowMap.length=y,i.pointShadow.length=_,i.pointShadowMap.length=_,i.spotShadow.length=E,i.spotShadowMap.length=E,i.directionalShadowMatrix.length=y,i.pointShadowMatrix.length=_,i.spotLightMatrix.length=E+A-S,i.spotLightMap.length=A,i.numSpotLightShadowsWithMaps=S,i.numLightProbes=R,I.directionalLength=f,I.pointLength=g,I.spotLength=v,I.rectAreaLength=m,I.hemiLength=p,I.numDirectionalShadows=y,I.numPointShadows=_,I.numSpotShadows=E,I.numSpotMaps=A,I.numLightProbes=R,i.version=Cv++)}function l(c,h){let u=0,d=0,f=0,g=0,v=0;const m=h.matrixWorldInverse;for(let p=0,y=c.length;p<y;p++){const _=c[p];if(_.isDirectionalLight){const E=i.directional[u];E.direction.setFromMatrixPosition(_.matrixWorld),s.setFromMatrixPosition(_.target.matrixWorld),E.direction.sub(s),E.direction.transformDirection(m),u++}else if(_.isSpotLight){const E=i.spot[f];E.position.setFromMatrixPosition(_.matrixWorld),E.position.applyMatrix4(m),E.direction.setFromMatrixPosition(_.matrixWorld),s.setFromMatrixPosition(_.target.matrixWorld),E.direction.sub(s),E.direction.transformDirection(m),f++}else if(_.isRectAreaLight){const E=i.rectArea[g];E.position.setFromMatrixPosition(_.matrixWorld),E.position.applyMatrix4(m),a.identity(),n.copy(_.matrixWorld),n.premultiply(m),a.extractRotation(n),E.halfWidth.set(_.width*.5,0,0),E.halfHeight.set(0,_.height*.5,0),E.halfWidth.applyMatrix4(a),E.halfHeight.applyMatrix4(a),g++}else if(_.isPointLight){const E=i.point[d];E.position.setFromMatrixPosition(_.matrixWorld),E.position.applyMatrix4(m),d++}else if(_.isHemisphereLight){const E=i.hemi[v];E.direction.setFromMatrixPosition(_.matrixWorld),E.direction.transformDirection(m),v++}}}return{setup:o,setupView:l,state:i}}function hh(r){const e=new Av(r),t=[],i=[];function s(h){c.camera=h,t.length=0,i.length=0}function n(h){t.push(h)}function a(h){i.push(h)}function o(){e.setup(t)}function l(h){e.setupView(t,h)}const c={lightsArray:t,shadowsArray:i,camera:null,lights:e,transmissionRenderTarget:{}};return{init:s,state:c,setupLights:o,setupLightsView:l,pushLight:n,pushShadow:a}}function Pv(r){let e=new WeakMap;function t(s,n=0){const a=e.get(s);let o;return a===void 0?(o=new hh(r),e.set(s,[o])):n>=a.length?(o=new hh(r),a.push(o)):o=a[n],o}function i(){e=new WeakMap}return{get:t,dispose:i}}const Dv=`void main() {
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}`,Lv=`uniform sampler2D shadow_pass;
uniform vec2 resolution;
uniform float radius;
#include <packing>
void main() {
	const float samples = float( VSM_SAMPLES );
	float mean = 0.0;
	float squared_mean = 0.0;
	float uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );
	float uvStart = samples <= 1.0 ? 0.0 : - 1.0;
	for ( float i = 0.0; i < samples; i ++ ) {
		float uvOffset = uvStart + i * uvStride;
		#ifdef HORIZONTAL_PASS
			vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );
			mean += distribution.x;
			squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;
		#else
			float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );
			mean += depth;
			squared_mean += depth * depth;
		#endif
	}
	mean = mean / samples;
	squared_mean = squared_mean / samples;
	float std_dev = sqrt( squared_mean - mean * mean );
	gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );
}`;function Iv(r,e,t){let i=new xo;const s=new oe,n=new oe,a=new Ke,o=new yc({depthPacking:Rl}),l=new Rd,c={},h=t.maxTextureSize,u={[_i]:Nt,[Nt]:_i,[kt]:kt},d=new ot({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new oe},radius:{value:4}},vertexShader:Dv,fragmentShader:Lv}),f=d.clone();f.defines.HORIZONTAL_PASS=1;const g=new $t;g.setAttribute("position",new Bt(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const v=new rt(g,d),m=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=sl;let p=this.type;this.render=function(S,R,I){if(m.enabled===!1||m.autoUpdate===!1&&m.needsUpdate===!1||S.length===0)return;const T=r.getRenderTarget(),b=r.getActiveCubeFace(),D=r.getActiveMipmapLevel(),N=r.state;N.setBlending(gt),N.buffers.depth.getReversed()===!0?N.buffers.color.setClear(0,0,0,0):N.buffers.color.setClear(1,1,1,1),N.buffers.depth.setTest(!0),N.setScissorTest(!1);const k=p!==Pi&&this.type===Pi,V=p===Pi&&this.type!==Pi;for(let j=0,q=S.length;j<q;j++){const te=S[j],G=te.shadow;if(G===void 0){Me("WebGLShadowMap:",te,"has no shadow.");continue}if(G.autoUpdate===!1&&G.needsUpdate===!1)continue;s.copy(G.mapSize);const Z=G.getFrameExtents();if(s.multiply(Z),n.copy(G.mapSize),(s.x>h||s.y>h)&&(s.x>h&&(n.x=Math.floor(h/Z.x),s.x=n.x*Z.x,G.mapSize.x=n.x),s.y>h&&(n.y=Math.floor(h/Z.y),s.y=n.y*Z.y,G.mapSize.y=n.y)),G.map===null||k===!0||V===!0){const Pe=this.type!==Pi?{minFilter:At,magFilter:At}:{};G.map!==null&&G.map.dispose(),G.map=new _t(s.x,s.y,Pe),G.map.texture.name=te.name+".shadowMap",G.camera.updateProjectionMatrix()}r.setRenderTarget(G.map),r.clear();const se=G.getViewportCount();for(let Pe=0;Pe<se;Pe++){const ke=G.getViewport(Pe);a.set(n.x*ke.x,n.y*ke.y,n.x*ke.z,n.y*ke.w),N.viewport(a),G.updateMatrices(te,Pe),i=G.getFrustum(),E(R,I,G.camera,te,this.type)}G.isPointLightShadow!==!0&&this.type===Pi&&y(G,I),G.needsUpdate=!1}p=this.type,m.needsUpdate=!1,r.setRenderTarget(T,b,D)};function y(S,R){const I=e.update(v);d.defines.VSM_SAMPLES!==S.blurSamples&&(d.defines.VSM_SAMPLES=S.blurSamples,f.defines.VSM_SAMPLES=S.blurSamples,d.needsUpdate=!0,f.needsUpdate=!0),S.mapPass===null&&(S.mapPass=new _t(s.x,s.y)),d.uniforms.shadow_pass.value=S.map.texture,d.uniforms.resolution.value=S.mapSize,d.uniforms.radius.value=S.radius,r.setRenderTarget(S.mapPass),r.clear(),r.renderBufferDirect(R,null,I,d,v,null),f.uniforms.shadow_pass.value=S.mapPass.texture,f.uniforms.resolution.value=S.mapSize,f.uniforms.radius.value=S.radius,r.setRenderTarget(S.map),r.clear(),r.renderBufferDirect(R,null,I,f,v,null)}function _(S,R,I,T){let b=null;const D=I.isPointLight===!0?S.customDistanceMaterial:S.customDepthMaterial;if(D!==void 0)b=D;else if(b=I.isPointLight===!0?l:o,r.localClippingEnabled&&R.clipShadows===!0&&Array.isArray(R.clippingPlanes)&&R.clippingPlanes.length!==0||R.displacementMap&&R.displacementScale!==0||R.alphaMap&&R.alphaTest>0||R.map&&R.alphaTest>0||R.alphaToCoverage===!0){const N=b.uuid,k=R.uuid;let V=c[N];V===void 0&&(V={},c[N]=V);let j=V[k];j===void 0&&(j=b.clone(),V[k]=j,R.addEventListener("dispose",A)),b=j}if(b.visible=R.visible,b.wireframe=R.wireframe,T===Pi?b.side=R.shadowSide!==null?R.shadowSide:R.side:b.side=R.shadowSide!==null?R.shadowSide:u[R.side],b.alphaMap=R.alphaMap,b.alphaTest=R.alphaToCoverage===!0?.5:R.alphaTest,b.map=R.map,b.clipShadows=R.clipShadows,b.clippingPlanes=R.clippingPlanes,b.clipIntersection=R.clipIntersection,b.displacementMap=R.displacementMap,b.displacementScale=R.displacementScale,b.displacementBias=R.displacementBias,b.wireframeLinewidth=R.wireframeLinewidth,b.linewidth=R.linewidth,I.isPointLight===!0&&b.isMeshDistanceMaterial===!0){const N=r.properties.get(b);N.light=I}return b}function E(S,R,I,T,b){if(S.visible===!1)return;if(S.layers.test(R.layers)&&(S.isMesh||S.isLine||S.isPoints)&&(S.castShadow||S.receiveShadow&&b===Pi)&&(!S.frustumCulled||i.intersectsObject(S))){S.modelViewMatrix.multiplyMatrices(I.matrixWorldInverse,S.matrixWorld);const N=e.update(S),k=S.material;if(Array.isArray(k)){const V=N.groups;for(let j=0,q=V.length;j<q;j++){const te=V[j],G=k[te.materialIndex];if(G&&G.visible){const Z=_(S,G,T,b);S.onBeforeShadow(r,S,R,I,N,Z,te),r.renderBufferDirect(I,null,N,Z,S,te),S.onAfterShadow(r,S,R,I,N,Z,te)}}}else if(k.visible){const V=_(S,k,T,b);S.onBeforeShadow(r,S,R,I,N,V,null),r.renderBufferDirect(I,null,N,V,S,null),S.onAfterShadow(r,S,R,I,N,V,null)}}const D=S.children;for(let N=0,k=D.length;N<k;N++)E(D[N],R,I,T,b)}function A(S){S.target.removeEventListener("dispose",A);for(const R in c){const I=c[R],T=S.target.uuid;T in I&&(I[T].dispose(),delete I[T])}}}const Uv={[Vn]:Hn,[Gn]:Xn,[Wn]:qn,[Mr]:jn,[Hn]:Vn,[Xn]:Gn,[qn]:Wn,[jn]:Mr};function Nv(r,e){function t(){let 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X=x.textures;for(let K=0;K<X.length;K++){const H=X[K],xe=n.convert(H.format,H.colorSpace),ne=n.convert(H.type),Se=_(H.internalFormat,xe,ne,H.colorSpace),de=Qe(x);B&&fe(x)===!1?r.renderbufferStorageMultisample(r.RENDERBUFFER,de,Se,x.width,x.height):fe(x)?o.renderbufferStorageMultisampleEXT(r.RENDERBUFFER,de,Se,x.width,x.height):r.renderbufferStorage(r.RENDERBUFFER,Se,x.width,x.height)}}r.bindRenderbuffer(r.RENDERBUFFER,null)}function Te(C,x){if(x&&x.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(t.bindFramebuffer(r.FRAMEBUFFER,C),!(x.depthTexture&&x.depthTexture.isDepthTexture))throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");const B=i.get(x.depthTexture);B.__renderTarget=x,(!B.__webglTexture||x.depthTexture.image.width!==x.width||x.depthTexture.image.height!==x.height)&&(x.depthTexture.image.width=x.width,x.depthTexture.image.height=x.height,x.depthTexture.needsUpdate=!0),j(x.depthTexture,0);const X=B.__webglTexture,K=Qe(x);if(x.depthTexture.format===cs)fe(x)?o.framebufferTexture2DMultisampleEXT(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.TEXTURE_2D,X,0,K):r.framebufferTexture2D(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.TEXTURE_2D,X,0);else if(x.depthTexture.format===Er)fe(x)?o.framebufferTexture2DMultisampleEXT(r.FRAMEBUFFER,r.DEPTH_STENCIL_ATTACHMENT,r.TEXTURE_2D,X,0,K):r.framebufferTexture2D(r.FRAMEBUFFER,r.DEPTH_STENCIL_ATTACHMENT,r.TEXTURE_2D,X,0);else throw new Error("Unknown depthTexture format")}function Ee(C){const x=i.get(C),B=C.isWebGLCubeRenderTarget===!0;if(x.__boundDepthTexture!==C.depthTexture){const X=C.depthTexture;if(x.__depthDisposeCallback&&x.__depthDisposeCallback(),X){const K=()=>{delete x.__boundDepthTexture,delete x.__depthDisposeCallback,X.removeEventListener("dispose",K)};X.addEventListener("dispose",K),x.__depthDisposeCallback=K}x.__boundDepthTexture=X}if(C.depthTexture&&!x.__autoAllocateDepthBuffer){if(B)throw new Error("target.depthTexture not supported in Cube render targets");const X=C.texture.mipmaps;X&&X.length>0?Te(x.__webglFramebuffer[0],C):Te(x.__webglFramebuffer,C)}else if(B){x.__webglDepthbuffer=[];for(let X=0;X<6;X++)if(t.bindFramebuffer(r.FRAMEBUFFER,x.__webglFramebuffer[X]),x.__webglDepthbuffer[X]===void 0)x.__webglDepthbuffer[X]=r.createRenderbuffer(),Ce(x.__webglDepthbuffer[X],C,!1);else{const K=C.stencilBuffer?r.DEPTH_STENCIL_ATTACHMENT:r.DEPTH_ATTACHMENT,H=x.__webglDepthbuffer[X];r.bindRenderbuffer(r.RENDERBUFFER,H),r.framebufferRenderbuffer(r.FRAMEBUFFER,K,r.RENDERBUFFER,H)}}else{const X=C.texture.mipmaps;if(X&&X.length>0?t.bindFramebuffer(r.FRAMEBUFFER,x.__webglFramebuffer[0]):t.bindFramebuffer(r.FRAMEBUFFER,x.__webglFramebuffer),x.__webglDepthbuffer===void 0)x.__webglDepthbuffer=r.createRenderbuffer(),Ce(x.__webglDepthbuffer,C,!1);else{const K=C.stencilBuffer?r.DEPTH_STENCIL_ATTACHMENT:r.DEPTH_ATTACHMENT,H=x.__webglDepthbuffer;r.bindRenderbuffer(r.RENDERBUFFER,H),r.framebufferRenderbuffer(r.FRAMEBUFFER,K,r.RENDERBUFFER,H)}}t.bindFramebuffer(r.FRAMEBUFFER,null)}function Je(C,x,B){const X=i.get(C);x!==void 0&&ue(X.__webglFramebuffer,C,C.texture,r.COLOR_ATTACHMENT0,r.TEXTURE_2D,0),B!==void 0&&Ee(C)}function Xe(C){const x=C.texture,B=i.get(C),X=i.get(x);C.addEventListener("dispose",R);const K=C.textures,H=C.isWebGLCubeRenderTarget===!0,xe=K.length>1;if(xe||(X.__webglTexture===void 0&&(X.__webglTexture=r.createTexture()),X.__version=x.version,a.memory.textures++),H){B.__webglFramebuffer=[];for(let ne=0;ne<6;ne++)if(x.mipmaps&&x.mipmaps.length>0){B.__webglFramebuffer[ne]=[];for(let Se=0;Se<x.mipmaps.length;Se++)B.__webglFramebuffer[ne][Se]=r.createFramebuffer()}else B.__webglFramebuffer[ne]=r.createFramebuffer()}else{if(x.mipmaps&&x.mipmaps.length>0){B.__webglFramebuffer=[];for(let ne=0;ne<x.mipmaps.length;ne++)B.__webglFramebuffer[ne]=r.createFramebuffer()}else B.__webglFramebuffer=r.createFramebuffer();if(xe)for(let ne=0,Se=K.length;ne<Se;ne++){const de=i.get(K[ne]);de.__webglTexture===void 0&&(de.__webglTexture=r.createTexture(),a.memory.textures++)}if(C.samples>0&&fe(C)===!1){B.__webglMultisampledFramebuffer=r.createFramebuffer(),B.__webglColorRenderbuffer=[],t.bindFramebuffer(r.FRAMEBUFFER,B.__webglMultisampledFramebuffer);for(let ne=0;ne<K.length;ne++){const Se=K[ne];B.__webglColorRenderbuffer[ne]=r.createRenderbuffer(),r.bindRenderbuffer(r.RENDERBUFFER,B.__webglColorRenderbuffer[ne]);const de=n.convert(Se.format,Se.colorSpace),J=n.convert(Se.type),re=_(Se.internalFormat,de,J,Se.colorSpace,C.isXRRenderTarget===!0),Oe=Qe(C);r.renderbufferStorageMultisample(r.RENDERBUFFER,Oe,re,C.width,C.height),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+ne,r.RENDERBUFFER,B.__webglColorRenderbuffer[ne])}r.bindRenderbuffer(r.RENDERBUFFER,null),C.depthBuffer&&(B.__webglDepthRenderbuffer=r.createRenderbuffer(),Ce(B.__webglDepthRenderbuffer,C,!0)),t.bindFramebuffer(r.FRAMEBUFFER,null)}}if(H){t.bindTexture(r.TEXTURE_CUBE_MAP,X.__webglTexture),ke(r.TEXTURE_CUBE_MAP,x);for(let ne=0;ne<6;ne++)if(x.mipmaps&&x.mipmaps.length>0)for(let Se=0;Se<x.mipmaps.length;Se++)ue(B.__webglFramebuffer[ne][Se],C,x,r.COLOR_ATTACHMENT0,r.TEXTURE_CUBE_MAP_POSITIVE_X+ne,Se);else ue(B.__webglFramebuffer[ne],C,x,r.COLOR_ATTACHMENT0,r.TEXTURE_CUBE_MAP_POSITIVE_X+ne,0);m(x)&&p(r.TEXTURE_CUBE_MAP),t.unbindTexture()}else if(xe){for(let ne=0,Se=K.length;ne<Se;ne++){const de=K[ne],J=i.get(de);let re=r.TEXTURE_2D;(C.isWebGL3DRenderTarget||C.isWebGLArrayRenderTarget)&&(re=C.isWebGL3DRenderTarget?r.TEXTURE_3D:r.TEXTURE_2D_ARRAY),t.bindTexture(re,J.__webglTexture),ke(re,de),ue(B.__webglFramebuffer,C,de,r.COLOR_ATTACHMENT0+ne,re,0),m(de)&&p(re)}t.unbindTexture()}else{let ne=r.TEXTURE_2D;if((C.isWebGL3DRenderTarget||C.isWebGLArrayRenderTarget)&&(ne=C.isWebGL3DRenderTarget?r.TEXTURE_3D:r.TEXTURE_2D_ARRAY),t.bindTexture(ne,X.__webglTexture),ke(ne,x),x.mipmaps&&x.mipmaps.length>0)for(let Se=0;Se<x.mipmaps.length;Se++)ue(B.__webglFramebuffer[Se],C,x,r.COLOR_ATTACHMENT0,ne,Se);else ue(B.__webglFramebuffer,C,x,r.COLOR_ATTACHMENT0,ne,0);m(x)&&p(ne),t.unbindTexture()}C.depthBuffer&&Ee(C)}function Ge(C){const x=C.textures;for(let B=0,X=x.length;B<X;B++){const K=x[B];if(m(K)){const H=y(C),xe=i.get(K).__webglTexture;t.bindTexture(H,xe),p(H),t.unbindTexture()}}}const L=[],mt=[];function We(C){if(C.samples>0){if(fe(C)===!1){const x=C.textures,B=C.width,X=C.height;let K=r.COLOR_BUFFER_BIT;const H=C.stencilBuffer?r.DEPTH_STENCIL_ATTACHMENT:r.DEPTH_ATTACHMENT,xe=i.get(C),ne=x.length>1;if(ne)for(let de=0;de<x.length;de++)t.bindFramebuffer(r.FRAMEBUFFER,xe.__webglMultisampledFramebuffer),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+de,r.RENDERBUFFER,null),t.bindFramebuffer(r.FRAMEBUFFER,xe.__webglFramebuffer),r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,r.COLOR_ATTACHMENT0+de,r.TEXTURE_2D,null,0);t.bindFramebuffer(r.READ_FRAMEBUFFER,xe.__webglMultisampledFramebuffer);const Se=C.texture.mipmaps;Se&&Se.length>0?t.bindFramebuffer(r.DRAW_FRAMEBUFFER,xe.__webglFramebuffer[0]):t.bindFramebuffer(r.DRAW_FRAMEBUFFER,xe.__webglFramebuffer);for(let de=0;de<x.length;de++){if(C.resolveDepthBuffer&&(C.depthBuffer&&(K|=r.DEPTH_BUFFER_BIT),C.stencilBuffer&&C.resolveStencilBuffer&&(K|=r.STENCIL_BUFFER_BIT)),ne){r.framebufferRenderbuffer(r.READ_FRAMEBUFFER,r.COLOR_ATTACHMENT0,r.RENDERBUFFER,xe.__webglColorRenderbuffer[de]);const J=i.get(x[de]).__webglTexture;r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,r.COLOR_ATTACHMENT0,r.TEXTURE_2D,J,0)}r.blitFramebuffer(0,0,B,X,0,0,B,X,K,r.NEAREST),l===!0&&(L.length=0,mt.length=0,L.push(r.COLOR_ATTACHMENT0+de),C.depthBuffer&&C.resolveDepthBuffer===!1&&(L.push(H),mt.push(H),r.invalidateFramebuffer(r.DRAW_FRAMEBUFFER,mt)),r.invalidateFramebuffer(r.READ_FRAMEBUFFER,L))}if(t.bindFramebuffer(r.READ_FRAMEBUFFER,null),t.bindFramebuffer(r.DRAW_FRAMEBUFFER,null),ne)for(let de=0;de<x.length;de++){t.bindFramebuffer(r.FRAMEBUFFER,xe.__webglMultisampledFramebuffer),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+de,r.RENDERBUFFER,xe.__webglColorRenderbuffer[de]);const J=i.get(x[de]).__webglTexture;t.bindFramebuffer(r.FRAMEBUFFER,xe.__webglFramebuffer),r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,r.COLOR_ATTACHMENT0+de,r.TEXTURE_2D,J,0)}t.bindFramebuffer(r.DRAW_FRAMEBUFFER,xe.__webglMultisampledFramebuffer)}else if(C.depthBuffer&&C.resolveDepthBuffer===!1&&l){const x=C.stencilBuffer?r.DEPTH_STENCIL_ATTACHMENT:r.DEPTH_ATTACHMENT;r.invalidateFramebuffer(r.DRAW_FRAMEBUFFER,[x])}}}function Qe(C){return Math.min(s.maxSamples,C.samples)}function fe(C){const x=i.get(C);return C.samples>0&&e.has("WEBGL_multisampled_render_to_texture")===!0&&x.__useRenderToTexture!==!1}function at(C){const x=a.render.frame;h.get(C)!==x&&(h.set(C,x),C.update())}function be(C,x){const B=C.colorSpace,X=C.format,K=C.type;return C.isCompressedTexture===!0||C.isVideoTexture===!0||B!==Lt&&B!==Wi&&(je.getTransfer(B)===et?(X!==Wt||K!==ii)&&Me("WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):Ve("WebGLTextures: Unsupported texture color space:",B)),x}function Le(C){return typeof HTMLImageElement<"u"&&C instanceof HTMLImageElement?(c.width=C.naturalWidth||C.width,c.height=C.naturalHeight||C.height):typeof VideoFrame<"u"&&C instanceof VideoFrame?(c.width=C.displayWidth,c.height=C.displayHeight):(c.width=C.width,c.height=C.height),c}this.allocateTextureUnit=k,this.resetTextureUnits=N,this.setTexture2D=j,this.setTexture2DArray=q,this.setTexture3D=te,this.setTextureCube=G,this.rebindTextures=Je,this.setupRenderTarget=Xe,this.updateRenderTargetMipmap=Ge,this.updateMultisampleRenderTarget=We,this.setupDepthRenderbuffer=Ee,this.setupFrameBufferTexture=ue,this.useMultisampledRTT=fe}function Bv(r,e){function t(i,s=Wi){let n;const a=je.getTransfer(s);if(i===ii)return r.UNSIGNED_BYTE;if(i===Jn)return r.UNSIGNED_SHORT_4_4_4_4;if(i===Qn)return r.UNSIGNED_SHORT_5_5_5_1;if(i===yl)return r.UNSIGNED_INT_5_9_9_9_REV;if(i===Ml)return r.UNSIGNED_INT_10F_11F_11F_REV;if(i===_l)return r.BYTE;if(i===xl)return r.SHORT;if(i===ls)return r.UNSIGNED_SHORT;if(i===$n)return r.INT;if(i===sr)return r.UNSIGNED_INT;if(i===Vt)return r.FLOAT;if(i===pt)return r.HALF_FLOAT;if(i===bl)return r.ALPHA;if(i===Tl)return r.RGB;if(i===Wt)return r.RGBA;if(i===cs)return r.DEPTH_COMPONENT;if(i===Er)return r.DEPTH_STENCIL;if(i===ea)return r.RED;if(i===ta)return r.RED_INTEGER;if(i===ia)return r.RG;if(i===ra)return r.RG_INTEGER;if(i===sa)return r.RGBA_INTEGER;if(i===ks||i===Vs||i===Hs||i===Gs)if(a===et)if(n=e.get("WEBGL_compressed_texture_s3tc_srgb"),n!==null){if(i===ks)return n.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(i===Vs)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(i===Hs)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(i===Gs)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else return null;else if(n=e.get("WEBGL_compressed_texture_s3tc"),n!==null){if(i===ks)return n.COMPRESSED_RGB_S3TC_DXT1_EXT;if(i===Vs)return n.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(i===Hs)return n.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(i===Gs)return n.COMPRESSED_RGBA_S3TC_DXT5_EXT}else return null;if(i===na||i===aa||i===oa||i===la)if(n=e.get("WEBGL_compressed_texture_pvrtc"),n!==null){if(i===na)return n.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(i===aa)return n.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(i===oa)return n.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(i===la)return n.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}else return null;if(i===ca||i===ha||i===ua)if(n=e.get("WEBGL_compressed_texture_etc"),n!==null){if(i===ca||i===ha)return a===et?n.COMPRESSED_SRGB8_ETC2:n.COMPRESSED_RGB8_ETC2;if(i===ua)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:n.COMPRESSED_RGBA8_ETC2_EAC}else return null;if(i===da||i===pa||i===fa||i===ma||i===ga||i===va||i===_a||i===xa||i===ya||i===Ma||i===ba||i===Ta||i===Sa||i===Ea)if(n=e.get("WEBGL_compressed_texture_astc"),n!==null){if(i===da)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:n.COMPRESSED_RGBA_ASTC_4x4_KHR;if(i===pa)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:n.COMPRESSED_RGBA_ASTC_5x4_KHR;if(i===fa)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:n.COMPRESSED_RGBA_ASTC_5x5_KHR;if(i===ma)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:n.COMPRESSED_RGBA_ASTC_6x5_KHR;if(i===ga)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:n.COMPRESSED_RGBA_ASTC_6x6_KHR;if(i===va)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:n.COMPRESSED_RGBA_ASTC_8x5_KHR;if(i===_a)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:n.COMPRESSED_RGBA_ASTC_8x6_KHR;if(i===xa)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:n.COMPRESSED_RGBA_ASTC_8x8_KHR;if(i===ya)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:n.COMPRESSED_RGBA_ASTC_10x5_KHR;if(i===Ma)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:n.COMPRESSED_RGBA_ASTC_10x6_KHR;if(i===ba)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:n.COMPRESSED_RGBA_ASTC_10x8_KHR;if(i===Ta)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:n.COMPRESSED_RGBA_ASTC_10x10_KHR;if(i===Sa)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:n.COMPRESSED_RGBA_ASTC_12x10_KHR;if(i===Ea)return a===et?n.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:n.COMPRESSED_RGBA_ASTC_12x12_KHR}else return null;if(i===wa||i===Ca||i===Ra)if(n=e.get("EXT_texture_compression_bptc"),n!==null){if(i===wa)return a===et?n.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:n.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(i===Ca)return n.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(i===Ra)return n.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}else return null;if(i===Aa||i===Pa||i===Da||i===La)if(n=e.get("EXT_texture_compression_rgtc"),n!==null){if(i===Aa)return n.COMPRESSED_RED_RGTC1_EXT;if(i===Pa)return n.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(i===Da)return n.COMPRESSED_RED_GREEN_RGTC2_EXT;if(i===La)return n.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}else return null;return i===Sr?r.UNSIGNED_INT_24_8:r[i]!==void 0?r[i]:null}return{convert:t}}const Fv=`
void main() {

	gl_Position = vec4( position, 1.0 );

}`,zv=`
uniform sampler2DArray depthColor;
uniform float depthWidth;
uniform float depthHeight;

void main() {

	vec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );

	if ( coord.x >= 1.0 ) {

		gl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;

	} else {

		gl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;

	}

}`;class kv{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(e,t){if(this.texture===null){const i=new xc(e.texture);(e.depthNear!==t.depthNear||e.depthFar!==t.depthFar)&&(this.depthNear=e.depthNear,this.depthFar=e.depthFar),this.texture=i}}getMesh(e){if(this.texture!==null&&this.mesh===null){const t=e.cameras[0].viewport,i=new ot({vertexShader:Fv,fragmentShader:zv,uniforms:{depthColor:{value:this.texture},depthWidth:{value:t.z},depthHeight:{value:t.w}}});this.mesh=new rt(new Ts(20,20),i)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class Vv extends nr{constructor(e,t){super();const i=this;let s=null,n=1,a=null,o="local-floor",l=1,c=null,h=null,u=null,d=null,f=null,g=null;const v=typeof XRWebGLBinding<"u",m=new kv,p={},y=t.getContextAttributes();let _=null,E=null;const A=[],S=[],R=new oe;let I=null;const T=new yt;T.viewport=new Ke;const b=new yt;b.viewport=new Ke;const D=[T,b],N=new Yd;let k=null,V=null;this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(W){let Y=A[W];return Y===void 0&&(Y=new ho,A[W]=Y),Y.getTargetRaySpace()},this.getControllerGrip=function(W){let Y=A[W];return Y===void 0&&(Y=new ho,A[W]=Y),Y.getGripSpace()},this.getHand=function(W){let Y=A[W];return Y===void 0&&(Y=new ho,A[W]=Y),Y.getHandSpace()};function j(W){const Y=S.indexOf(W.inputSource);if(Y===-1)return;const ue=A[Y];ue!==void 0&&(ue.update(W.inputSource,W.frame,c||a),ue.dispatchEvent({type:W.type,data:W.inputSource}))}function q(){s.removeEventListener("select",j),s.removeEventListener("selectstart",j),s.removeEventListener("selectend",j),s.removeEventListener("squeeze",j),s.removeEventListener("squeezestart",j),s.removeEventListener("squeezeend",j),s.removeEventListener("end",q),s.removeEventListener("inputsourceschange",te);for(let W=0;W<A.length;W++){const Y=S[W];Y!==null&&(S[W]=null,A[W].disconnect(Y))}k=null,V=null,m.reset();for(const W in p)delete p[W];e.setRenderTarget(_),f=null,d=null,u=null,s=null,E=null,$e.stop(),i.isPresenting=!1,e.setPixelRatio(I),e.setSize(R.width,R.height,!1),i.dispatchEvent({type:"sessionend"})}this.setFramebufferScaleFactor=function(W){n=W,i.isPresenting===!0&&Me("WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(W){o=W,i.isPresenting===!0&&Me("WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return c||a},this.setReferenceSpace=function(W){c=W},this.getBaseLayer=function(){return d!==null?d:f},this.getBinding=function(){return u===null&&v&&(u=new XRWebGLBinding(s,t)),u},this.getFrame=function(){return g},this.getSession=function(){return s},this.setSession=async function(W){if(s=W,s!==null){if(_=e.getRenderTarget(),s.addEventListener("select",j),s.addEventListener("selectstart",j),s.addEventListener("selectend",j),s.addEventListener("squeeze",j),s.addEventListener("squeezestart",j),s.addEventListener("squeezeend",j),s.addEventListener("end",q),s.addEventListener("inputsourceschange",te),y.xrCompatible!==!0&&await t.makeXRCompatible(),I=e.getPixelRatio(),e.getSize(R),v&&"createProjectionLayer"in XRWebGLBinding.prototype){let Y=null,ue=null,Ce=null;y.depth&&(Ce=y.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,Y=y.stencil?Er:cs,ue=y.stencil?Sr:sr);const Te={colorFormat:t.RGBA8,depthFormat:Ce,scaleFactor:n};u=this.getBinding(),d=u.createProjectionLayer(Te),s.updateRenderState({layers:[d]}),e.setPixelRatio(1),e.setSize(d.textureWidth,d.textureHeight,!1),E=new _t(d.textureWidth,d.textureHeight,{format:Wt,type:ii,depthTexture:new To(d.textureWidth,d.textureHeight,ue,void 0,void 0,void 0,void 0,void 0,void 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Ce=G.distanceTo(Z),Te=Y.projectionMatrix.elements,Ee=ue.projectionMatrix.elements,Je=Te[14]/(Te[10]-1),Xe=Te[14]/(Te[10]+1),Ge=(Te[9]+1)/Te[5],L=(Te[9]-1)/Te[5],mt=(Te[8]-1)/Te[0],We=(Ee[8]+1)/Ee[0],Qe=Je*mt,fe=Je*We,at=Ce/(-mt+We),be=at*-mt;if(Y.matrixWorld.decompose(W.position,W.quaternion,W.scale),W.translateX(be),W.translateZ(at),W.matrixWorld.compose(W.position,W.quaternion,W.scale),W.matrixWorldInverse.copy(W.matrixWorld).invert(),Te[10]===-1)W.projectionMatrix.copy(Y.projectionMatrix),W.projectionMatrixInverse.copy(Y.projectionMatrixInverse);else{const Le=Je+at,C=Xe+at,x=Qe-be,B=fe+(Ce-be),X=Ge*Xe/C*Le,K=L*Xe/C*Le;W.projectionMatrix.makePerspective(x,B,X,K,Le,C),W.projectionMatrixInverse.copy(W.projectionMatrix).invert()}}function Pe(W,Y){Y===null?W.matrixWorld.copy(W.matrix):W.matrixWorld.multiplyMatrices(Y.matrixWorld,W.matrix),W.matrixWorldInverse.copy(W.matrixWorld).invert()}this.updateCamera=function(W){if(s===null)return;let 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s(m,p,y,_,E){p.isMeshBasicMaterial||p.isMeshLambertMaterial?n(m,p):p.isMeshToonMaterial?(n(m,p),u(m,p)):p.isMeshPhongMaterial?(n(m,p),h(m,p)):p.isMeshStandardMaterial?(n(m,p),d(m,p),p.isMeshPhysicalMaterial&&f(m,p,E)):p.isMeshMatcapMaterial?(n(m,p),g(m,p)):p.isMeshDepthMaterial?n(m,p):p.isMeshDistanceMaterial?(n(m,p),v(m,p)):p.isMeshNormalMaterial?n(m,p):p.isLineBasicMaterial?(a(m,p),p.isLineDashedMaterial&&o(m,p)):p.isPointsMaterial?l(m,p,y,_):p.isSpriteMaterial?c(m,p):p.isShadowMaterial?(m.color.value.copy(p.color),m.opacity.value=p.opacity):p.isShaderMaterial&&(p.uniformsNeedUpdate=!1)}function 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y=e.get(p),_=y.envMap,E=y.envMapRotation;_&&(m.envMap.value=_,fr.copy(E),fr.x*=-1,fr.y*=-1,fr.z*=-1,_.isCubeTexture&&_.isRenderTargetTexture===!1&&(fr.y*=-1,fr.z*=-1),m.envMapRotation.value.setFromMatrix4(Hv.makeRotationFromEuler(fr)),m.flipEnvMap.value=_.isCubeTexture&&_.isRenderTargetTexture===!1?-1:1,m.reflectivity.value=p.reflectivity,m.ior.value=p.ior,m.refractionRatio.value=p.refractionRatio),p.lightMap&&(m.lightMap.value=p.lightMap,m.lightMapIntensity.value=p.lightMapIntensity,t(p.lightMap,m.lightMapTransform)),p.aoMap&&(m.aoMap.value=p.aoMap,m.aoMapIntensity.value=p.aoMapIntensity,t(p.aoMap,m.aoMapTransform))}function a(m,p){m.diffuse.value.copy(p.color),m.opacity.value=p.opacity,p.map&&(m.map.value=p.map,t(p.map,m.mapTransform))}function o(m,p){m.dashSize.value=p.dashSize,m.totalSize.value=p.dashSize+p.gapSize,m.scale.value=p.scale}function 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f(m,p,y){m.ior.value=p.ior,p.sheen>0&&(m.sheenColor.value.copy(p.sheenColor).multiplyScalar(p.sheen),m.sheenRoughness.value=p.sheenRoughness,p.sheenColorMap&&(m.sheenColorMap.value=p.sheenColorMap,t(p.sheenColorMap,m.sheenColorMapTransform)),p.sheenRoughnessMap&&(m.sheenRoughnessMap.value=p.sheenRoughnessMap,t(p.sheenRoughnessMap,m.sheenRoughnessMapTransform))),p.clearcoat>0&&(m.clearcoat.value=p.clearcoat,m.clearcoatRoughness.value=p.clearcoatRoughness,p.clearcoatMap&&(m.clearcoatMap.value=p.clearcoatMap,t(p.clearcoatMap,m.clearcoatMapTransform)),p.clearcoatRoughnessMap&&(m.clearcoatRoughnessMap.value=p.clearcoatRoughnessMap,t(p.clearcoatRoughnessMap,m.clearcoatRoughnessMapTransform)),p.clearcoatNormalMap&&(m.clearcoatNormalMap.value=p.clearcoatNormalMap,t(p.clearcoatNormalMap,m.clearcoatNormalMapTransform),m.clearcoatNormalScale.value.copy(p.clearcoatNormalScale),p.side===Nt&&m.clearcoatNormalScale.value.negate())),p.dispersion>0&&(m.dispersion.value=p.dispersion),p.iridescence>0&&(m.iridescence.value=p.iridescence,m.iridescenceIOR.value=p.iridescenceIOR,m.iridescenceThicknessMinimum.value=p.iridescenceThicknessRange[0],m.iridescenceThicknessMaximum.value=p.iridescenceThicknessRange[1],p.iridescenceMap&&(m.iridescenceMap.value=p.iridescenceMap,t(p.iridescenceMap,m.iridescenceMapTransform)),p.iridescenceThicknessMap&&(m.iridescenceThicknessMap.value=p.iridescenceThicknessMap,t(p.iridescenceThicknessMap,m.iridescenceThicknessMapTransform))),p.transmission>0&&(m.transmission.value=p.transmission,m.transmissionSamplerMap.value=y.texture,m.transmissionSamplerSize.value.set(y.width,y.height),p.transmissionMap&&(m.transmissionMap.value=p.transmissionMap,t(p.transmissionMap,m.transmissionMapTransform)),m.thickness.value=p.thickness,p.thicknessMap&&(m.thicknessMap.value=p.thicknessMap,t(p.thicknessMap,m.thicknessMapTransform)),m.attenuationDistance.value=p.attenuationDistance,m.attenuationColor.value.copy(p.attenuationColor)),p.anisotropy>0&&(m.anisotropyVector.value.set(p.anisotropy*Math.cos(p.anisotropyRotation),p.anisotropy*Math.sin(p.anisotropyRotation)),p.anisotropyMap&&(m.anisotropyMap.value=p.anisotropyMap,t(p.anisotropyMap,m.anisotropyMapTransform))),m.specularIntensity.value=p.specularIntensity,m.specularColor.value.copy(p.specularColor),p.specularColorMap&&(m.specularColorMap.value=p.specularColorMap,t(p.specularColorMap,m.specularColorMapTransform)),p.specularIntensityMap&&(m.specularIntensityMap.value=p.specularIntensityMap,t(p.specularIntensityMap,m.specularIntensityMapTransform))}function g(m,p){p.matcap&&(m.matcap.value=p.matcap)}function v(m,p){const y=e.get(p).light;m.referencePosition.value.setFromMatrixPosition(y.matrixWorld),m.nearDistance.value=y.shadow.camera.near,m.farDistance.value=y.shadow.camera.far}return{refreshFogUniforms:i,refreshMaterialUniforms:s}}function Wv(r,e,t,i){let s={},n={},a=[];const o=r.getParameter(r.MAX_UNIFORM_BUFFER_BINDINGS);function l(y,_){const E=_.program;i.uniformBlockBinding(y,E)}function c(y,_){let E=s[y.id];E===void 0&&(g(y),E=h(y),s[y.id]=E,y.addEventListener("dispose",m));const A=_.program;i.updateUBOMapping(y,A);const S=e.render.frame;n[y.id]!==S&&(d(y),n[y.id]=S)}function h(y){const _=u();y.__bindingPointIndex=_;const E=r.createBuffer(),A=y.__size,S=y.usage;return r.bindBuffer(r.UNIFORM_BUFFER,E),r.bufferData(r.UNIFORM_BUFFER,A,S),r.bindBuffer(r.UNIFORM_BUFFER,null),r.bindBufferBase(r.UNIFORM_BUFFER,_,E),E}function u(){for(let y=0;y<o;y++)if(a.indexOf(y)===-1)return a.push(y),y;return Ve("WebGLRenderer: Maximum number of 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Ri(M,O,F){M.transparent===!0&&M.side===kt&&M.forceSinglePass===!1?(M.side=Nt,M.needsUpdate=!0,Nn(M,O,F),M.side=_i,M.needsUpdate=!0,Nn(M,O,F),M.side=kt):Nn(M,O,F)}this.compile=function(M,O,F=null){F===null&&(F=M),_=Se.get(F),_.init(O),A.push(_),F.traverseVisible(function(U){U.isLight&&U.layers.test(O.layers)&&(_.pushLight(U),U.castShadow&&_.pushShadow(U))}),M!==F&&M.traverseVisible(function(U){U.isLight&&U.layers.test(O.layers)&&(_.pushLight(U),U.castShadow&&_.pushShadow(U))}),_.setupLights();const z=new Set;return M.traverse(function(U){if(!(U.isMesh||U.isPoints||U.isLine||U.isSprite))return;const ee=U.material;if(ee)if(Array.isArray(ee))for(let pe=0;pe<ee.length;pe++){const me=ee[pe];Ri(me,F,U),z.add(me)}else Ri(ee,F,U),z.add(ee)}),_=A.pop(),z},this.compileAsync=function(M,O,F=null){const z=this.compile(M,O,F);return new Promise(U=>{function 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F=_.state.shadowsArray;J.render(F,M,O),Y===!0&&de.endShadows(),this.info.autoReset===!0&&this.info.reset();const z=y.opaque,U=y.transmissive;if(_.setupLights(),O.isArrayCamera){const ee=O.cameras;if(U.length>0)for(let pe=0,me=ee.length;pe<me;pe++){const ge=ee[pe];Uh(z,U,M,ge)}Xe&&re.render(M);for(let pe=0,me=ee.length;pe<me;pe++){const ge=ee[pe];Ih(y,M,ge,ge.viewport)}}else U.length>0&&Uh(z,U,M,O),Xe&&re.render(M),Ih(y,M,O);b!==null&&T===0&&(Le.updateMultisampleRenderTarget(b),Le.updateRenderTargetMipmap(b)),M.isScene===!0&&M.onAfterRender(S,M,O),P.resetDefaultState(),D=-1,N=null,A.pop(),A.length>0?(_=A[A.length-1],Y===!0&&de.setGlobalState(S.clippingPlanes,_.state.camera)):_=null,E.pop(),E.length>0?y=E[E.length-1]:y=null};function Jo(M,O,F,z){if(M.visible===!1)return;if(M.layers.test(O.layers)){if(M.isGroup)F=M.renderOrder;else if(M.isLOD)M.autoUpdate===!0&&M.update(O);else if(M.isLight)_.pushLight(M),M.castShadow&&_.pushShadow(M);else if(M.isSprite){if(!M.frustumCulled||W.intersectsSprite(M)){z&&Ee.setFromMatrixPosition(M.matrixWorld).applyMatrix4(Ce);const ee=K.update(M),pe=M.material;pe.visible&&y.push(M,ee,pe,F,Ee.z,null)}}else if((M.isMesh||M.isLine||M.isPoints)&&(!M.frustumCulled||W.intersectsObject(M))){const ee=K.update(M),pe=M.material;if(z&&(M.boundingSphere!==void 0?(M.boundingSphere===null&&M.computeBoundingSphere(),Ee.copy(M.boundingSphere.center)):(ee.boundingSphere===null&&ee.computeBoundingSphere(),Ee.copy(ee.boundingSphere.center)),Ee.applyMatrix4(M.matrixWorld).applyMatrix4(Ce)),Array.isArray(pe)){const me=ee.groups;for(let ge=0,Ie=me.length;ge<Ie;ge++){const Ne=me[ge],Ue=pe[Ne.materialIndex];Ue&&Ue.visible&&y.push(M,ee,Ue,F,Ee.z,Ne)}}else pe.visible&&y.push(M,ee,pe,F,Ee.z,null)}}const U=M.children;for(let ee=0,pe=U.length;ee<pe;ee++)Jo(U[ee],O,F,z)}function Ih(M,O,F,z){const{opaque:U,transmissive:ee,transparent:pe}=M;_.setupLightsView(F),Y===!0&&de.setGlobalState(S.clippingPlanes,F),z&&fe.viewport(k.copy(z)),U.length>0&&Un(U,O,F),ee.length>0&&Un(ee,O,F),pe.length>0&&Un(pe,O,F),fe.buffers.depth.setTest(!0),fe.buffers.depth.setMask(!0),fe.buffers.color.setMask(!0),fe.setPolygonOffset(!1)}function Uh(M,O,F,z){if((F.isScene===!0?F.overrideMaterial:null)!==null)return;_.state.transmissionRenderTarget[z.id]===void 0&&(_.state.transmissionRenderTarget[z.id]=new _t(1,1,{generateMipmaps:!0,type:We.has("EXT_color_buffer_half_float")||We.has("EXT_color_buffer_float")?pt:ii,minFilter:yi,samples:4,stencilBuffer:n,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:je.workingColorSpace}));const U=_.state.transmissionRenderTarget[z.id],ee=z.viewport||k;U.setSize(ee.z*S.transmissionResolutionScale,ee.w*S.transmissionResolutionScale);const pe=S.getRenderTarget(),me=S.getActiveCubeFace(),ge=S.getActiveMipmapLevel();S.setRenderTarget(U),S.getClearColor(q),te=S.getClearAlpha(),te<1&&S.setClearColor(16777215,.5),S.clear(),Xe&&re.render(F);const Ie=S.toneMapping;S.toneMapping=Gi;const Ne=z.viewport;if(z.viewport!==void 0&&(z.viewport=void 0),_.setupLightsView(z),Y===!0&&de.setGlobalState(S.clippingPlanes,z),Un(M,F,z),Le.updateMultisampleRenderTarget(U),Le.updateRenderTargetMipmap(U),We.has("WEBGL_multisampled_render_to_texture")===!1){let Ue=!1;for(let Ye=0,lt=O.length;Ye<lt;Ye++){const ft=O[Ye],{object:ut,geometry:ct,material:ye,group:Pt}=ft;if(ye.side===kt&&ut.layers.test(z.layers)){const Hi=ye.side;ye.side=Nt,ye.needsUpdate=!0,Nh(ut,F,z,ct,ye,Pt),ye.side=Hi,ye.needsUpdate=!0,Ue=!0}}Ue===!0&&(Le.updateMultisampleRenderTarget(U),Le.updateRenderTargetMipmap(U))}S.setRenderTarget(pe,me,ge),S.setClearColor(q,te),Ne!==void 0&&(z.viewport=Ne),S.toneMapping=Ie}function Un(M,O,F){const z=O.isScene===!0?O.overrideMaterial:null;for(let U=0,ee=M.length;U<ee;U++){const pe=M[U],{object:me,geometry:ge,group:Ie}=pe;let Ne=pe.material;Ne.allowOverride===!0&&z!==null&&(Ne=z),me.layers.test(F.layers)&&Nh(me,O,F,ge,Ne,Ie)}}function Nh(M,O,F,z,U,ee){M.onBeforeRender(S,O,F,z,U,ee),M.modelViewMatrix.multiplyMatrices(F.matrixWorldInverse,M.matrixWorld),M.normalMatrix.getNormalMatrix(M.modelViewMatrix),U.onBeforeRender(S,O,F,z,M,ee),U.transparent===!0&&U.side===kt&&U.forceSinglePass===!1?(U.side=Nt,U.needsUpdate=!0,S.renderBufferDirect(F,O,z,U,M,ee),U.side=_i,U.needsUpdate=!0,S.renderBufferDirect(F,O,z,U,M,ee),U.side=kt):S.renderBufferDirect(F,O,z,U,M,ee),M.onAfterRender(S,O,F,z,U,ee)}function Nn(M,O,F){O.isScene!==!0&&(O=Je);const z=be.get(M),U=_.state.lights,ee=_.state.shadowsArray,pe=U.state.version,me=H.getParameters(M,U.state,ee,O,F),ge=H.getProgramCacheKey(me);let Ie=z.programs;z.environment=M.isMeshStandardMaterial?O.environment:null,z.fog=O.fog,z.envMap=(M.isMeshStandardMaterial?x:C).get(M.envMap||z.environment),z.envMapRotation=z.environment!==null&&M.envMap===null?O.environmentRotation:M.envMapRotation,Ie===void 0&&(M.addEventListener("dispose",Ae),Ie=new Map,z.programs=Ie);let Ne=Ie.get(ge);if(Ne!==void 0){if(z.currentProgram===Ne&&z.lightsStateVersion===pe)return Bh(M,me),Ne}else me.uniforms=H.getUniforms(M),M.onBeforeCompile(me,S),Ne=H.acquireProgram(me,ge),Ie.set(ge,Ne),z.uniforms=me.uniforms;const Ue=z.uniforms;return(!M.isShaderMaterial&&!M.isRawShaderMaterial||M.clipping===!0)&&(Ue.clippingPlanes=de.uniform),Bh(M,me),z.needsLights=Y_(M),z.lightsStateVersion=pe,z.needsLights&&(Ue.ambientLightColor.value=U.state.ambient,Ue.lightProbe.value=U.state.probe,Ue.directionalLights.value=U.state.directional,Ue.directionalLightShadows.value=U.state.directionalShadow,Ue.spotLights.value=U.state.spot,Ue.spotLightShadows.value=U.state.spotShadow,Ue.rectAreaLights.value=U.state.rectArea,Ue.ltc_1.value=U.state.rectAreaLTC1,Ue.ltc_2.value=U.state.rectAreaLTC2,Ue.pointLights.value=U.state.point,Ue.pointLightShadows.value=U.state.pointShadow,Ue.hemisphereLights.value=U.state.hemi,Ue.directionalShadowMap.value=U.state.directionalShadowMap,Ue.directionalShadowMatrix.value=U.state.directionalShadowMatrix,Ue.spotShadowMap.value=U.state.spotShadowMap,Ue.spotLightMatrix.value=U.state.spotLightMatrix,Ue.spotLightMap.value=U.state.spotLightMap,Ue.pointShadowMap.value=U.state.pointShadowMap,Ue.pointShadowMatrix.value=U.state.pointShadowMatrix),z.currentProgram=Ne,z.uniformsList=null,Ne}function Oh(M){if(M.uniformsList===null){const O=M.currentProgram.getUniforms();M.uniformsList=En.seqWithValue(O.seq,M.uniforms)}return M.uniformsList}function Bh(M,O){const F=be.get(M);F.outputColorSpace=O.outputColorSpace,F.batching=O.batching,F.batchingColor=O.batchingColor,F.instancing=O.instancing,F.instancingColor=O.instancingColor,F.instancingMorph=O.instancingMorph,F.skinning=O.skinning,F.morphTargets=O.morphTargets,F.morphNormals=O.morphNormals,F.morphColors=O.morphColors,F.morphTargetsCount=O.morphTargetsCount,F.numClippingPlanes=O.numClippingPlanes,F.numIntersection=O.numClipIntersection,F.vertexAlphas=O.vertexAlphas,F.vertexTangents=O.vertexTangents,F.toneMapping=O.toneMapping}function X_(M,O,F,z,U){O.isScene!==!0&&(O=Je),Le.resetTextureUnits();const ee=O.fog,pe=z.isMeshStandardMaterial?O.environment:null,me=b===null?S.outputColorSpace:b.isXRRenderTarget===!0?b.texture.colorSpace:Lt,ge=(z.isMeshStandardMaterial?x:C).get(z.envMap||pe),Ie=z.vertexColors===!0&&!!F.attributes.color&&F.attributes.color.itemSize===4,Ne=!!F.attributes.tangent&&(!!z.normalMap||z.anisotropy>0),Ue=!!F.morphAttributes.position,Ye=!!F.morphAttributes.normal,lt=!!F.morphAttributes.color;let ft=Gi;z.toneMapped&&(b===null||b.isXRRenderTarget===!0)&&(ft=S.toneMapping);const ut=F.morphAttributes.position||F.morphAttributes.normal||F.morphAttributes.color,ct=ut!==void 0?ut.length:0,ye=be.get(z),Pt=_.state.lights;if(Y===!0&&(ue===!0||M!==N)){const Dt=M===N&&z.id===D;de.setState(z,M,Dt)}let Hi=!1;z.version===ye.__version?(ye.needsLights&&ye.lightsStateVersion!==Pt.state.version||ye.outputColorSpace!==me||U.isBatchedMesh&&ye.batching===!1||!U.isBatchedMesh&&ye.batching===!0||U.isBatchedMesh&&ye.batchingColor===!0&&U.colorTexture===null||U.isBatchedMesh&&ye.batchingColor===!1&&U.colorTexture!==null||U.isInstancedMesh&&ye.instancing===!1||!U.isInstancedMesh&&ye.instancing===!0||U.isSkinnedMesh&&ye.skinning===!1||!U.isSkinnedMesh&&ye.skinning===!0||U.isInstancedMesh&&ye.instancingColor===!0&&U.instanceColor===null||U.isInstancedMesh&&ye.instancingColor===!1&&U.instanceColor!==null||U.isInstancedMesh&&ye.instancingMorph===!0&&U.morphTexture===null||U.isInstancedMesh&&ye.instancingMorph===!1&&U.morphTexture!==null||ye.envMap!==ge||z.fog===!0&&ye.fog!==ee||ye.numClippingPlanes!==void 0&&(ye.numClippingPlanes!==de.numPlanes||ye.numIntersection!==de.numIntersection)||ye.vertexAlphas!==Ie||ye.vertexTangents!==Ne||ye.morphTargets!==Ue||ye.morphNormals!==Ye||ye.morphColors!==lt||ye.toneMapping!==ft||ye.morphTargetsCount!==ct)&&(Hi=!0):(Hi=!0,ye.__version=z.version);let gi=ye.currentProgram;Hi===!0&&(gi=Nn(z,O,U));let ss=!1,qt=!1,Is=!1;const dt=gi.getUniforms(),Gt=ye.uniforms;if(fe.useProgram(gi.program)&&(ss=!0,qt=!0,Is=!0),z.id!==D&&(D=z.id,qt=!0),ss||N!==M){fe.buffers.depth.getReversed()&&M.reversedDepth!==!0&&(M._reversedDepth=!0,M.updateProjectionMatrix()),dt.setValue(L,"projectionMatrix",M.projectionMatrix),dt.setValue(L,"viewMatrix",M.matrixWorldInverse);const Dt=dt.map.cameraPosition;Dt!==void 0&&Dt.setValue(L,Te.setFromMatrixPosition(M.matrixWorld)),Qe.logarithmicDepthBuffer&&dt.setValue(L,"logDepthBufFC",2/(Math.log(M.far+1)/Math.LN2)),(z.isMeshPhongMaterial||z.isMeshToonMaterial||z.isMeshLambertMaterial||z.isMeshBasicMaterial||z.isMeshStandardMaterial||z.isShaderMaterial)&&dt.setValue(L,"isOrthographic",M.isOrthographicCamera===!0),N!==M&&(N=M,qt=!0,Is=!0)}if(U.isSkinnedMesh){dt.setOptional(L,U,"bindMatrix"),dt.setOptional(L,U,"bindMatrixInverse");const Dt=U.skeleton;Dt&&(Dt.boneTexture===null&&Dt.computeBoneTexture(),dt.setValue(L,"boneTexture",Dt.boneTexture,Le))}U.isBatchedMesh&&(dt.setOptional(L,U,"batchingTexture"),dt.setValue(L,"batchingTexture",U._matricesTexture,Le),dt.setOptional(L,U,"batchingIdTexture"),dt.setValue(L,"batchingIdTexture",U._indirectTexture,Le),dt.setOptional(L,U,"batchingColorTexture"),U._colorsTexture!==null&&dt.setValue(L,"batchingColorTexture",U._colorsTexture,Le));const Qt=F.morphAttributes;if((Qt.position!==void 0||Qt.normal!==void 0||Qt.color!==void 0)&&Oe.update(U,F,gi),(qt||ye.receiveShadow!==U.receiveShadow)&&(ye.receiveShadow=U.receiveShadow,dt.setValue(L,"receiveShadow",U.receiveShadow)),z.isMeshGouraudMaterial&&z.envMap!==null&&(Gt.envMap.value=ge,Gt.flipEnvMap.value=ge.isCubeTexture&&ge.isRenderTargetTexture===!1?-1:1),z.isMeshStandardMaterial&&z.envMap===null&&O.environment!==null&&(Gt.envMapIntensity.value=O.environmentIntensity),Gt.dfgLUT!==void 0&&(Gt.dfgLUT.value=Xv()),qt&&(dt.setValue(L,"toneMappingExposure",S.toneMappingExposure),ye.needsLights&&q_(Gt,Is),ee&&z.fog===!0&&xe.refreshFogUniforms(Gt,ee),xe.refreshMaterialUniforms(Gt,z,se,Z,_.state.transmissionRenderTarget[M.id]),En.upload(L,Oh(ye),Gt,Le)),z.isShaderMaterial&&z.uniformsNeedUpdate===!0&&(En.upload(L,Oh(ye),Gt,Le),z.uniformsNeedUpdate=!1),z.isSpriteMaterial&&dt.setValue(L,"center",U.center),dt.setValue(L,"modelViewMatrix",U.modelViewMatrix),dt.setValue(L,"normalMatrix",U.normalMatrix),dt.setValue(L,"modelMatrix",U.matrixWorld),z.isShaderMaterial||z.isRawShaderMaterial){const Dt=z.uniformsGroups;for(let vi=0,Qo=Dt.length;vi<Qo;vi++){const vr=Dt[vi];ae.update(vr,gi),ae.bind(vr,gi)}}return gi}function q_(M,O){M.ambientLightColor.needsUpdate=O,M.lightProbe.needsUpdate=O,M.directionalLights.needsUpdate=O,M.directionalLightShadows.needsUpdate=O,M.pointLights.needsUpdate=O,M.pointLightShadows.needsUpdate=O,M.spotLights.needsUpdate=O,M.spotLightShadows.needsUpdate=O,M.rectAreaLights.needsUpdate=O,M.hemisphereLights.needsUpdate=O}function Y_(M){return M.isMeshLambertMaterial||M.isMeshToonMaterial||M.isMeshPhongMaterial||M.isMeshStandardMaterial||M.isShadowMaterial||M.isShaderMaterial&&M.lights===!0}this.getActiveCubeFace=function(){return I},this.getActiveMipmapLevel=function(){return T},this.getRenderTarget=function(){return b},this.setRenderTargetTextures=function(M,O,F){const z=be.get(M);z.__autoAllocateDepthBuffer=M.resolveDepthBuffer===!1,z.__autoAllocateDepthBuffer===!1&&(z.__useRenderToTexture=!1),be.get(M.texture).__webglTexture=O,be.get(M.depthTexture).__webglTexture=z.__autoAllocateDepthBuffer?void 0:F,z.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(M,O){const F=be.get(M);F.__webglFramebuffer=O,F.__useDefaultFramebuffer=O===void 0};const K_=L.createFramebuffer();this.setRenderTarget=function(M,O=0,F=0){b=M,I=O,T=F;let z=!0,U=null,ee=!1,pe=!1;if(M){const me=be.get(M);if(me.__useDefaultFramebuffer!==void 0)fe.bindFramebuffer(L.FRAMEBUFFER,null),z=!1;else if(me.__webglFramebuffer===void 0)Le.setupRenderTarget(M);else if(me.__hasExternalTextures)Le.rebindTextures(M,be.get(M.texture).__webglTexture,be.get(M.depthTexture).__webglTexture);else if(M.depthBuffer){const Ne=M.depthTexture;if(me.__boundDepthTexture!==Ne){if(Ne!==null&&be.has(Ne)&&(M.width!==Ne.image.width||M.height!==Ne.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");Le.setupDepthRenderbuffer(M)}}const ge=M.texture;(ge.isData3DTexture||ge.isDataArrayTexture||ge.isCompressedArrayTexture)&&(pe=!0);const Ie=be.get(M).__webglFramebuffer;M.isWebGLCubeRenderTarget?(Array.isArray(Ie[O])?U=Ie[O][F]:U=Ie[O],ee=!0):M.samples>0&&Le.useMultisampledRTT(M)===!1?U=be.get(M).__webglMultisampledFramebuffer:Array.isArray(Ie)?U=Ie[F]:U=Ie,k.copy(M.viewport),V.copy(M.scissor),j=M.scissorTest}else k.copy(qe).multiplyScalar(se).floor(),V.copy(Ze).multiplyScalar(se).floor(),j=$e;if(F!==0&&(U=K_),fe.bindFramebuffer(L.FRAMEBUFFER,U)&&z&&fe.drawBuffers(M,U),fe.viewport(k),fe.scissor(V),fe.setScissorTest(j),ee){const me=be.get(M.texture);L.framebufferTexture2D(L.FRAMEBUFFER,L.COLOR_ATTACHMENT0,L.TEXTURE_CUBE_MAP_POSITIVE_X+O,me.__webglTexture,F)}else if(pe){const me=O;for(let ge=0;ge<M.textures.length;ge++){const Ie=be.get(M.textures[ge]);L.framebufferTextureLayer(L.FRAMEBUFFER,L.COLOR_ATTACHMENT0+ge,Ie.__webglTexture,F,me)}}else if(M!==null&&F!==0){const me=be.get(M.texture);L.framebufferTexture2D(L.FRAMEBUFFER,L.COLOR_ATTACHMENT0,L.TEXTURE_2D,me.__webglTexture,F)}D=-1},this.readRenderTargetPixels=function(M,O,F,z,U,ee,pe,me=0){if(!(M&&M.isWebGLRenderTarget)){Ve("WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");return}let ge=be.get(M).__webglFramebuffer;if(M.isWebGLCubeRenderTarget&&pe!==void 0&&(ge=ge[pe]),ge){fe.bindFramebuffer(L.FRAMEBUFFER,ge);try{const Ie=M.textures[me],Ne=Ie.format,Ue=Ie.type;if(!Qe.textureFormatReadable(Ne)){Ve("WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");return}if(!Qe.textureTypeReadable(Ue)){Ve("WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");return}O>=0&&O<=M.width-z&&F>=0&&F<=M.height-U&&(M.textures.length>1&&L.readBuffer(L.COLOR_ATTACHMENT0+me),L.readPixels(O,F,z,U,Re.convert(Ne),Re.convert(Ue),ee))}finally{const Ie=b!==null?be.get(b).__webglFramebuffer:null;fe.bindFramebuffer(L.FRAMEBUFFER,Ie)}}},this.readRenderTargetPixelsAsync=async function(M,O,F,z,U,ee,pe,me=0){if(!(M&&M.isWebGLRenderTarget))throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let ge=be.get(M).__webglFramebuffer;if(M.isWebGLCubeRenderTarget&&pe!==void 0&&(ge=ge[pe]),ge)if(O>=0&&O<=M.width-z&&F>=0&&F<=M.height-U){fe.bindFramebuffer(L.FRAMEBUFFER,ge);const Ie=M.textures[me],Ne=Ie.format,Ue=Ie.type;if(!Qe.textureFormatReadable(Ne))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!Qe.textureTypeReadable(Ue))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const Ye=L.createBuffer();L.bindBuffer(L.PIXEL_PACK_BUFFER,Ye),L.bufferData(L.PIXEL_PACK_BUFFER,ee.byteLength,L.STREAM_READ),M.textures.length>1&&L.readBuffer(L.COLOR_ATTACHMENT0+me),L.readPixels(O,F,z,U,Re.convert(Ne),Re.convert(Ue),0);const lt=b!==null?be.get(b).__webglFramebuffer:null;fe.bindFramebuffer(L.FRAMEBUFFER,lt);const ft=L.fenceSync(L.SYNC_GPU_COMMANDS_COMPLETE,0);return L.flush(),await Su(L,ft,4),L.bindBuffer(L.PIXEL_PACK_BUFFER,Ye),L.getBufferSubData(L.PIXEL_PACK_BUFFER,0,ee),L.deleteBuffer(Ye),L.deleteSync(ft),ee}else throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")},this.copyFramebufferToTexture=function(M,O=null,F=0){const z=Math.pow(2,-F),U=Math.floor(M.image.width*z),ee=Math.floor(M.image.height*z),pe=O!==null?O.x:0,me=O!==null?O.y:0;Le.setTexture2D(M,0),L.copyTexSubImage2D(L.TEXTURE_2D,F,0,0,pe,me,U,ee),fe.unbindTexture()};const Z_=L.createFramebuffer(),$_=L.createFramebuffer();this.copyTextureToTexture=function(M,O,F=null,z=null,U=0,ee=null){ee===null&&(U!==0?(ps("WebGLRenderer: copyTextureToTexture function signature has changed to support src and dst mipmap levels."),ee=U,U=0):ee=0);let pe,me,ge,Ie,Ne,Ue,Ye,lt,ft;const ut=M.isCompressedTexture?M.mipmaps[ee]:M.image;if(F!==null)pe=F.max.x-F.min.x,me=F.max.y-F.min.y,ge=F.isBox3?F.max.z-F.min.z:1,Ie=F.min.x,Ne=F.min.y,Ue=F.isBox3?F.min.z:0;else{const Qt=Math.pow(2,-U);pe=Math.floor(ut.width*Qt),me=Math.floor(ut.height*Qt),M.isDataArrayTexture?ge=ut.depth:M.isData3DTexture?ge=Math.floor(ut.depth*Qt):ge=1,Ie=0,Ne=0,Ue=0}z!==null?(Ye=z.x,lt=z.y,ft=z.z):(Ye=0,lt=0,ft=0);const ct=Re.convert(O.format),ye=Re.convert(O.type);let Pt;O.isData3DTexture?(Le.setTexture3D(O,0),Pt=L.TEXTURE_3D):O.isDataArrayTexture||O.isCompressedArrayTexture?(Le.setTexture2DArray(O,0),Pt=L.TEXTURE_2D_ARRAY):(Le.setTexture2D(O,0),Pt=L.TEXTURE_2D),L.pixelStorei(L.UNPACK_FLIP_Y_WEBGL,O.flipY),L.pixelStorei(L.UNPACK_PREMULTIPLY_ALPHA_WEBGL,O.premultiplyAlpha),L.pixelStorei(L.UNPACK_ALIGNMENT,O.unpackAlignment);const Hi=L.getParameter(L.UNPACK_ROW_LENGTH),gi=L.getParameter(L.UNPACK_IMAGE_HEIGHT),ss=L.getParameter(L.UNPACK_SKIP_PIXELS),qt=L.getParameter(L.UNPACK_SKIP_ROWS),Is=L.getParameter(L.UNPACK_SKIP_IMAGES);L.pixelStorei(L.UNPACK_ROW_LENGTH,ut.width),L.pixelStorei(L.UNPACK_IMAGE_HEIGHT,ut.height),L.pixelStorei(L.UNPACK_SKIP_PIXELS,Ie),L.pixelStorei(L.UNPACK_SKIP_ROWS,Ne),L.pixelStorei(L.UNPACK_SKIP_IMAGES,Ue);const dt=M.isDataArrayTexture||M.isData3DTexture,Gt=O.isDataArrayTexture||O.isData3DTexture;if(M.isDepthTexture){const Qt=be.get(M),Dt=be.get(O),vi=be.get(Qt.__renderTarget),Qo=be.get(Dt.__renderTarget);fe.bindFramebuffer(L.READ_FRAMEBUFFER,vi.__webglFramebuffer),fe.bindFramebuffer(L.DRAW_FRAMEBUFFER,Qo.__webglFramebuffer);for(let vr=0;vr<ge;vr++)dt&&(L.framebufferTextureLayer(L.READ_FRAMEBUFFER,L.COLOR_ATTACHMENT0,be.get(M).__webglTexture,U,Ue+vr),L.framebufferTextureLayer(L.DRAW_FRAMEBUFFER,L.COLOR_ATTACHMENT0,be.get(O).__webglTexture,ee,ft+vr)),L.blitFramebuffer(Ie,Ne,pe,me,Ye,lt,pe,me,L.DEPTH_BUFFER_BIT,L.NEAREST);fe.bindFramebuffer(L.READ_FRAMEBUFFER,null),fe.bindFramebuffer(L.DRAW_FRAMEBUFFER,null)}else if(U!==0||M.isRenderTargetTexture||be.has(M)){const Qt=be.get(M),Dt=be.get(O);fe.bindFramebuffer(L.READ_FRAMEBUFFER,Z_),fe.bindFramebuffer(L.DRAW_FRAMEBUFFER,$_);for(let vi=0;vi<ge;vi++)dt?L.framebufferTextureLayer(L.READ_FRAMEBUFFER,L.COLOR_ATTACHMENT0,Qt.__webglTexture,U,Ue+vi):L.framebufferTexture2D(L.READ_FRAMEBUFFER,L.COLOR_ATTACHMENT0,L.TEXTURE_2D,Qt.__webglTexture,U),Gt?L.framebufferTextureLayer(L.DRAW_FRAMEBUFFER,L.COLOR_ATTACHMENT0,Dt.__webglTexture,ee,ft+vi):L.framebufferTexture2D(L.DRAW_FRAMEBUFFER,L.COLOR_ATTACHMENT0,L.TEXTURE_2D,Dt.__webglTexture,ee),U!==0?L.blitFramebuffer(Ie,Ne,pe,me,Ye,lt,pe,me,L.COLOR_BUFFER_BIT,L.NEAREST):Gt?L.copyTexSubImage3D(Pt,ee,Ye,lt,ft+vi,Ie,Ne,pe,me):L.copyTexSubImage2D(Pt,ee,Ye,lt,Ie,Ne,pe,me);fe.bindFramebuffer(L.READ_FRAMEBUFFER,null),fe.bindFramebuffer(L.DRAW_FRAMEBUFFER,null)}else Gt?M.isDataTexture||M.isData3DTexture?L.texSubImage3D(Pt,ee,Ye,lt,ft,pe,me,ge,ct,ye,ut.data):O.isCompressedArrayTexture?L.compressedTexSubImage3D(Pt,ee,Ye,lt,ft,pe,me,ge,ct,ut.data):L.texSubImage3D(Pt,ee,Ye,lt,ft,pe,me,ge,ct,ye,ut):M.isDataTexture?L.texSubImage2D(L.TEXTURE_2D,ee,Ye,lt,pe,me,ct,ye,ut.data):M.isCompressedTexture?L.compressedTexSubImage2D(L.TEXTURE_2D,ee,Ye,lt,ut.width,ut.height,ct,ut.data):L.texSubImage2D(L.TEXTURE_2D,ee,Ye,lt,pe,me,ct,ye,ut);L.pixelStorei(L.UNPACK_ROW_LENGTH,Hi),L.pixelStorei(L.UNPACK_IMAGE_HEIGHT,gi),L.pixelStorei(L.UNPACK_SKIP_PIXELS,ss),L.pixelStorei(L.UNPACK_SKIP_ROWS,qt),L.pixelStorei(L.UNPACK_SKIP_IMAGES,Is),ee===0&&O.generateMipmaps&&L.generateMipmap(Pt),fe.unbindTexture()},this.initRenderTarget=function(M){be.get(M).__webglFramebuffer===void 0&&Le.setupRenderTarget(M)},this.initTexture=function(M){M.isCubeTexture?Le.setTextureCube(M,0):M.isData3DTexture?Le.setTexture3D(M,0):M.isDataArrayTexture||M.isCompressedArrayTexture?Le.setTexture2DArray(M,0):Le.setTexture2D(M,0),fe.unbindTexture()},this.resetState=function(){I=0,T=0,b=null,fe.reset(),P.reset()},typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return Mi}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(e){this._outputColorSpace=e;const t=this.getContext();t.drawingBufferColorSpace=je._getDrawingBufferColorSpace(e),t.unpackColorSpace=je._getUnpackColorSpace()}}class qv extends Vd{constructor(e){super(e),this.type=pt}parse(e){const t=function(m,p){switch(m){case 1:throw new Error("THREE.HDRLoader: Read Error: "+(p||""));case 2:throw new Error("THREE.HDRLoader: Write Error: "+(p||""));case 3:throw new Error("THREE.HDRLoader: Bad File Format: "+(p||""));default:case 4:throw new Error("THREE.HDRLoader: Memory Error: "+(p||""))}},i=function(m,p,y){p=p||1024;let _=m.pos,E=-1,A=0,S="",R=String.fromCharCode.apply(null,new Uint16Array(m.subarray(_,_+128)));for(;0>(E=R.indexOf(`
`))&&A<p&&_<m.byteLength;)S+=R,A+=R.length,_+=128,R+=String.fromCharCode.apply(null,new Uint16Array(m.subarray(_,_+128)));return-1<E?(m.pos+=A+E+1,S+R.slice(0,E)):!1},s=function(m){const p=/^#\?(\S+)/,y=/^\s*GAMMA\s*=\s*(\d+(\.\d+)?)\s*$/,_=/^\s*EXPOSURE\s*=\s*(\d+(\.\d+)?)\s*$/,E=/^\s*FORMAT=(\S+)\s*$/,A=/^\s*\-Y\s+(\d+)\s+\+X\s+(\d+)\s*$/,S={valid:0,string:"",comments:"",programtype:"RGBE",format:"",gamma:1,exposure:1,width:0,height:0};let R,I;for((m.pos>=m.byteLength||!(R=i(m)))&&t(1,"no header found"),(I=R.match(p))||t(3,"bad initial token"),S.valid|=1,S.programtype=I[1],S.string+=R+`
`;R=i(m),R!==!1;){if(S.string+=R+`
`,R.charAt(0)==="#"){S.comments+=R+`
`;continue}if((I=R.match(y))&&(S.gamma=parseFloat(I[1])),(I=R.match(_))&&(S.exposure=parseFloat(I[1])),(I=R.match(E))&&(S.valid|=2,S.format=I[1]),(I=R.match(A))&&(S.valid|=4,S.height=parseInt(I[1],10),S.width=parseInt(I[2],10)),S.valid&2&&S.valid&4)break}return S.valid&2||t(3,"missing format specifier"),S.valid&4||t(3,"missing image size specifier"),S},n=function(m,p,y){const _=p;if(_<8||_>32767||m[0]!==2||m[1]!==2||m[2]&128)return new Uint8Array(m);_!==(m[2]<<8|m[3])&&t(3,"wrong scanline width");const E=new Uint8Array(4*p*y);E.length||t(4,"unable to allocate buffer space");let A=0,S=0;const R=4*_,I=new Uint8Array(4),T=new Uint8Array(R);let b=y;for(;b>0&&S<m.byteLength;){S+4>m.byteLength&&t(1),I[0]=m[S++],I[1]=m[S++],I[2]=m[S++],I[3]=m[S++],(I[0]!=2||I[1]!=2||(I[2]<<8|I[3])!=_)&&t(3,"bad rgbe scanline format");let D=0,N;for(;D<R&&S<m.byteLength;){N=m[S++];const V=N>128;if(V&&(N-=128),(N===0||D+N>R)&&t(3,"bad scanline data"),V){const j=m[S++];for(let q=0;q<N;q++)T[D++]=j}else T.set(m.subarray(S,S+N),D),D+=N,S+=N}const k=_;for(let V=0;V<k;V++){let j=0;E[A]=T[V+j],j+=_,E[A+1]=T[V+j],j+=_,E[A+2]=T[V+j],j+=_,E[A+3]=T[V+j],A+=4}b--}return E},a=function(m,p,y,_){const E=m[p+3],A=Math.pow(2,E-128)/255;y[_+0]=m[p+0]*A,y[_+1]=m[p+1]*A,y[_+2]=m[p+2]*A,y[_+3]=1},o=function(m,p,y,_){const E=m[p+3],A=Math.pow(2,E-128)/255;y[_+0]=rn.toHalfFloat(Math.min(m[p+0]*A,65504)),y[_+1]=rn.toHalfFloat(Math.min(m[p+1]*A,65504)),y[_+2]=rn.toHalfFloat(Math.min(m[p+2]*A,65504)),y[_+3]=rn.toHalfFloat(1)},l=new Uint8Array(e);l.pos=0;const c=s(l),h=c.width,u=c.height,d=n(l.subarray(l.pos),h,u);let f,g,v;switch(this.type){case Vt:v=d.length/4;const m=new Float32Array(v*4);for(let y=0;y<v;y++)a(d,y*4,m,y*4);f=m,g=Vt;break;case pt:v=d.length/4;const p=new Uint16Array(v*4);for(let y=0;y<v;y++)o(d,y*4,p,y*4);f=p,g=pt;break;default:throw new Error("THREE.HDRLoader: Unsupported type: "+this.type)}return{width:h,height:u,data:f,header:c.string,gamma:c.gamma,exposure:c.exposure,type:g}}setDataType(e){return this.type=e,this}load(e,t,i,s){function n(a,o){switch(a.type){case Vt:case pt:a.colorSpace=Lt,a.minFilter=vt,a.magFilter=vt,a.generateMipmaps=!1,a.flipY=!0;break}t&&t(a,o)}return super.load(e,n,i,s)}}class Yv extends qv{constructor(e){console.warn("RGBELoader has been deprecated. Please use HDRLoader instead."),super(e)}}const Qi={name:"CopyShader",uniforms:{tDiffuse:{value:null},opacity:{value:1}},vertexShader:`

		varying vec2 vUv;

		void main() {

			vUv = uv;
			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );

		}`,fragmentShader:`

		uniform float opacity;

		uniform sampler2D tDiffuse;

		varying vec2 vUv;

		void main() {

			vec4 texel = texture2D( tDiffuse, vUv );
			gl_FragColor = opacity * texel;


		}`};class er{constructor(){this.isPass=!0,this.enabled=!0,this.needsSwap=!0,this.clear=!1,this.renderToScreen=!1}setSize(){}render(){console.error("THREE.Pass: .render() must be implemented in derived pass.")}dispose(){}}const Kv=new ur(-1,1,1,-1,0,1);class Zv extends $t{constructor(){super(),this.setAttribute("position",new ui([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new ui([0,2,0,0,2,0],2))}}const $v=new Zv;class Ps{constructor(e){this._mesh=new rt($v,e)}dispose(){this._mesh.geometry.dispose()}render(e){e.render(this._mesh,Kv)}get material(){return this._mesh.material}set material(e){this._mesh.material=e}}class zo extends er{constructor(e,t="tDiffuse"){super(),this.textureID=t,this.uniforms=null,this.material=null,e instanceof ot?(this.uniforms=e.uniforms,this.material=e):e&&(this.uniforms=di.clone(e.uniforms),this.material=new ot({name:e.name!==void 0?e.name:"unspecified",defines:Object.assign({},e.defines),uniforms:this.uniforms,vertexShader:e.vertexShader,fragmentShader:e.fragmentShader})),this._fsQuad=new Ps(this.material)}render(e,t,i){this.uniforms[this.textureID]&&(this.uniforms[this.textureID].value=i.texture),this._fsQuad.material=this.material,this.renderToScreen?(e.setRenderTarget(null),this._fsQuad.render(e)):(e.setRenderTarget(t),this.clear&&e.clear(e.autoClearColor,e.autoClearDepth,e.autoClearStencil),this._fsQuad.render(e))}dispose(){this.material.dispose(),this._fsQuad.dispose()}}class uh extends er{constructor(e,t){super(),this.scene=e,this.camera=t,this.clear=!0,this.needsSwap=!1,this.inverse=!1}render(e,t,i){const s=e.getContext(),n=e.state;n.buffers.color.setMask(!1),n.buffers.depth.setMask(!1),n.buffers.color.setLocked(!0),n.buffers.depth.setLocked(!0);let a,o;this.inverse?(a=0,o=1):(a=1,o=0),n.buffers.stencil.setTest(!0),n.buffers.stencil.setOp(s.REPLACE,s.REPLACE,s.REPLACE),n.buffers.stencil.setFunc(s.ALWAYS,a,4294967295),n.buffers.stencil.setClear(o),n.buffers.stencil.setLocked(!0),e.setRenderTarget(i),this.clear&&e.clear(),e.render(this.scene,this.camera),e.setRenderTarget(t),this.clear&&e.clear(),e.render(this.scene,this.camera),n.buffers.color.setLocked(!1),n.buffers.depth.setLocked(!1),n.buffers.color.setMask(!0),n.buffers.depth.setMask(!0),n.buffers.stencil.setLocked(!1),n.buffers.stencil.setFunc(s.EQUAL,1,4294967295),n.buffers.stencil.setOp(s.KEEP,s.KEEP,s.KEEP),n.buffers.stencil.setLocked(!0)}}class Jv extends er{constructor(){super(),this.needsSwap=!1}render(e){e.state.buffers.stencil.setLocked(!1),e.state.buffers.stencil.setTest(!1)}}class Qv{constructor(e,t){if(this.renderer=e,this._pixelRatio=e.getPixelRatio(),t===void 0){const i=e.getSize(new oe);this._width=i.width,this._height=i.height,t=new _t(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:pt}),t.texture.name="EffectComposer.rt1"}else this._width=t.width,this._height=t.height;this.renderTarget1=t,this.renderTarget2=t.clone(),this.renderTarget2.texture.name="EffectComposer.rt2",this.writeBuffer=this.renderTarget1,this.readBuffer=this.renderTarget2,this.renderToScreen=!0,this.passes=[],this.copyPass=new zo(Qi),this.copyPass.material.blending=gt,this.clock=new Kd}swapBuffers(){const e=this.readBuffer;this.readBuffer=this.writeBuffer,this.writeBuffer=e}addPass(e){this.passes.push(e),e.setSize(this._width*this._pixelRatio,this._height*this._pixelRatio)}insertPass(e,t){this.passes.splice(t,0,e),e.setSize(this._width*this._pixelRatio,this._height*this._pixelRatio)}removePass(e){const t=this.passes.indexOf(e);t!==-1&&this.passes.splice(t,1)}isLastEnabledPass(e){for(let t=e+1;t<this.passes.length;t++)if(this.passes[t].enabled)return!1;return!0}render(e){e===void 0&&(e=this.clock.getDelta());const t=this.renderer.getRenderTarget();let i=!1;for(let s=0,n=this.passes.length;s<n;s++){const a=this.passes[s];if(a.enabled!==!1){if(a.renderToScreen=this.renderToScreen&&this.isLastEnabledPass(s),a.render(this.renderer,this.writeBuffer,this.readBuffer,e,i),a.needsSwap){if(i){const o=this.renderer.getContext(),l=this.renderer.state.buffers.stencil;l.setFunc(o.NOTEQUAL,1,4294967295),this.copyPass.render(this.renderer,this.writeBuffer,this.readBuffer,e),l.setFunc(o.EQUAL,1,4294967295)}this.swapBuffers()}uh!==void 0&&(a instanceof uh?i=!0:a instanceof Jv&&(i=!1))}}this.renderer.setRenderTarget(t)}reset(e){if(e===void 0){const t=this.renderer.getSize(new oe);this._pixelRatio=this.renderer.getPixelRatio(),this._width=t.width,this._height=t.height,e=this.renderTarget1.clone(),e.setSize(this._width*this._pixelRatio,this._height*this._pixelRatio)}this.renderTarget1.dispose(),this.renderTarget2.dispose(),this.renderTarget1=e,this.renderTarget2=e.clone(),this.writeBuffer=this.renderTarget1,this.readBuffer=this.renderTarget2}setSize(e,t){this._width=e,this._height=t;const i=this._width*this._pixelRatio,s=this._height*this._pixelRatio;this.renderTarget1.setSize(i,s),this.renderTarget2.setSize(i,s);for(let n=0;n<this.passes.length;n++)this.passes[n].setSize(i,s)}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget1.dispose(),this.renderTarget2.dispose(),this.copyPass.dispose()}}class e0 extends er{constructor(e,t,i=null,s=null,n=null){super(),this.scene=e,this.camera=t,this.overrideMaterial=i,this.clearColor=s,this.clearAlpha=n,this.clear=!0,this.clearDepth=!1,this.needsSwap=!1,this._oldClearColor=new _e}render(e,t,i){const s=e.autoClear;e.autoClear=!1;let n,a;this.overrideMaterial!==null&&(a=this.scene.overrideMaterial,this.scene.overrideMaterial=this.overrideMaterial),this.clearColor!==null&&(e.getClearColor(this._oldClearColor),e.setClearColor(this.clearColor,e.getClearAlpha())),this.clearAlpha!==null&&(n=e.getClearAlpha(),e.setClearAlpha(this.clearAlpha)),this.clearDepth==!0&&e.clearDepth(),e.setRenderTarget(this.renderToScreen?null:i),this.clear===!0&&e.clear(e.autoClearColor,e.autoClearDepth,e.autoClearStencil),e.render(this.scene,this.camera),this.clearColor!==null&&e.setClearColor(this._oldClearColor),this.clearAlpha!==null&&e.setClearAlpha(n),this.overrideMaterial!==null&&(this.scene.overrideMaterial=a),e.autoClear=s}}const Rn={defines:{PERSPECTIVE_CAMERA:1,SAMPLES:16,NORMAL_VECTOR_TYPE:1,DEPTH_SWIZZLING:"x",SCREEN_SPACE_RADIUS:0,SCREEN_SPACE_RADIUS_SCALE:100,SCENE_CLIP_BOX:0},uniforms:{tNormal:{value:null},tDepth:{value:null},tNoise:{value:null},resolution:{value:new oe},cameraNear:{value:null},cameraFar:{value:null},cameraProjectionMatrix:{value:new De},cameraProjectionMatrixInverse:{value:new De},cameraWorldMatrix:{value:new De},radius:{value:.25},distanceExponent:{value:1},thickness:{value:1},distanceFallOff:{value:1},scale:{value:1},sceneBoxMin:{value:new w(-1,-1,-1)},sceneBoxMax:{value:new w(1,1,1)}},vertexShader:`

		varying vec2 vUv;

		void main() {
			vUv = uv;
			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
		}`,fragmentShader:`
		varying vec2 vUv;
		uniform highp sampler2D tNormal;
		uniform highp sampler2D tDepth;
		uniform sampler2D tNoise;
		uniform vec2 resolution;
		uniform float cameraNear;
		uniform float cameraFar;
		uniform mat4 cameraProjectionMatrix;
		uniform mat4 cameraProjectionMatrixInverse;
		uniform mat4 cameraWorldMatrix;
		uniform float radius;
		uniform float distanceExponent;
		uniform float thickness;
		uniform float distanceFallOff;
		uniform float scale;
		#if SCENE_CLIP_BOX == 1
			uniform vec3 sceneBoxMin;
			uniform vec3 sceneBoxMax;
		#endif

		#include <common>
		#include <packing>

		#ifndef FRAGMENT_OUTPUT
		#define FRAGMENT_OUTPUT vec4(vec3(ao), 1.)
		#endif

		vec3 getViewPosition(const in vec2 screenPosition, const in float depth) {
			vec4 clipSpacePosition = vec4(vec3(screenPosition, depth) * 2.0 - 1.0, 1.0);
			vec4 viewSpacePosition = cameraProjectionMatrixInverse * clipSpacePosition;
			return viewSpacePosition.xyz / viewSpacePosition.w;
		}

		float getDepth(const vec2 uv) {
			return textureLod(tDepth, uv.xy, 0.0).DEPTH_SWIZZLING;
		}

		float fetchDepth(const ivec2 uv) {
			return texelFetch(tDepth, uv.xy, 0).DEPTH_SWIZZLING;
		}

		float getViewZ(const in float depth) {
			#if PERSPECTIVE_CAMERA == 1
				return perspectiveDepthToViewZ(depth, cameraNear, cameraFar);
			#else
				return orthographicDepthToViewZ(depth, cameraNear, cameraFar);
			#endif
		}

		vec3 computeNormalFromDepth(const vec2 uv) {
			vec2 size = vec2(textureSize(tDepth, 0));
			ivec2 p = ivec2(uv * size);
			float c0 = fetchDepth(p);
			float l2 = fetchDepth(p - ivec2(2, 0));
			float l1 = fetchDepth(p - ivec2(1, 0));
			float r1 = fetchDepth(p + ivec2(1, 0));
			float r2 = fetchDepth(p + ivec2(2, 0));
			float b2 = fetchDepth(p - ivec2(0, 2));
			float b1 = fetchDepth(p - ivec2(0, 1));
			float t1 = fetchDepth(p + ivec2(0, 1));
			float t2 = fetchDepth(p + ivec2(0, 2));
			float dl = abs((2.0 * l1 - l2) - c0);
			float dr = abs((2.0 * r1 - r2) - c0);
			float db = abs((2.0 * b1 - b2) - c0);
			float dt = abs((2.0 * t1 - t2) - c0);
			vec3 ce = getViewPosition(uv, c0).xyz;
			vec3 dpdx = (dl < dr) ? ce - getViewPosition((uv - vec2(1.0 / size.x, 0.0)), l1).xyz : -ce + getViewPosition((uv + vec2(1.0 / size.x, 0.0)), r1).xyz;
			vec3 dpdy = (db < dt) ? ce - getViewPosition((uv - vec2(0.0, 1.0 / size.y)), b1).xyz : -ce + getViewPosition((uv + vec2(0.0, 1.0 / size.y)), t1).xyz;
			return normalize(cross(dpdx, dpdy));
		}

		vec3 getViewNormal(const vec2 uv) {
			#if NORMAL_VECTOR_TYPE == 2
				return normalize(textureLod(tNormal, uv, 0.).rgb);
			#elif NORMAL_VECTOR_TYPE == 1
				return unpackRGBToNormal(textureLod(tNormal, uv, 0.).rgb);
			#else
				return computeNormalFromDepth(uv);
			#endif
		}

		vec3 getSceneUvAndDepth(vec3 sampleViewPos) {
			vec4 sampleClipPos = cameraProjectionMatrix * vec4(sampleViewPos, 1.);
			vec2 sampleUv = sampleClipPos.xy / sampleClipPos.w * 0.5 + 0.5;
			float sampleSceneDepth = getDepth(sampleUv);
			return vec3(sampleUv, sampleSceneDepth);
		}

		void main() {
			float depth = getDepth(vUv.xy);
			if (depth >= 1.0) {
				discard;
				return;
			}
			vec3 viewPos = getViewPosition(vUv, depth);
			vec3 viewNormal = getViewNormal(vUv);

			float radiusToUse = radius;
			float distanceFalloffToUse = thickness;
			#if SCREEN_SPACE_RADIUS == 1
				float radiusScale = getViewPosition(vec2(0.5 + float(SCREEN_SPACE_RADIUS_SCALE) / resolution.x, 0.0), depth).x;
				radiusToUse *= radiusScale;
				distanceFalloffToUse *= radiusScale;
			#endif

			#if SCENE_CLIP_BOX == 1
				vec3 worldPos = (cameraWorldMatrix * vec4(viewPos, 1.0)).xyz;
				float boxDistance = length(max(vec3(0.0), max(sceneBoxMin - worldPos, worldPos - sceneBoxMax)));
				if (boxDistance > radiusToUse) {
					discard;
					return;
				}
			#endif

			vec2 noiseResolution = vec2(textureSize(tNoise, 0));
			vec2 noiseUv = vUv * resolution / noiseResolution;
			vec4 noiseTexel = textureLod(tNoise, noiseUv, 0.0);
			vec3 randomVec = noiseTexel.xyz * 2.0 - 1.0;
			vec3 tangent = normalize(vec3(randomVec.xy, 0.));
			vec3 bitangent = vec3(-tangent.y, tangent.x, 0.);
			mat3 kernelMatrix = mat3(tangent, bitangent, vec3(0., 0., 1.));

			const int DIRECTIONS = SAMPLES < 30 ? 3 : 5;
			const int STEPS = (SAMPLES + DIRECTIONS - 1) / DIRECTIONS;
			float ao = 0.0;
			for (int i = 0; i < DIRECTIONS; ++i) {

				float angle = float(i) / float(DIRECTIONS) * PI;
				vec4 sampleDir = vec4(cos(angle), sin(angle), 0., 0.5 + 0.5 * noiseTexel.w);
				sampleDir.xyz = normalize(kernelMatrix * sampleDir.xyz);

				vec3 viewDir = normalize(-viewPos.xyz);
				vec3 sliceBitangent = normalize(cross(sampleDir.xyz, viewDir));
				vec3 sliceTangent = cross(sliceBitangent, viewDir);
				vec3 normalInSlice = normalize(viewNormal - sliceBitangent * dot(viewNormal, sliceBitangent));

				vec3 tangentToNormalInSlice = cross(normalInSlice, sliceBitangent);
				vec2 cosHorizons = vec2(dot(viewDir, tangentToNormalInSlice), dot(viewDir, -tangentToNormalInSlice));

				for (int j = 0; j < STEPS; ++j) {
					vec3 sampleViewOffset = sampleDir.xyz * radiusToUse * sampleDir.w * pow(float(j + 1) / float(STEPS), distanceExponent);

					vec3 sampleSceneUvDepth = getSceneUvAndDepth(viewPos + sampleViewOffset);
					vec3 sampleSceneViewPos = getViewPosition(sampleSceneUvDepth.xy, sampleSceneUvDepth.z);
					vec3 viewDelta = sampleSceneViewPos - viewPos;
					if (abs(viewDelta.z) < thickness) {
						float sampleCosHorizon = dot(viewDir, normalize(viewDelta));
						cosHorizons.x += max(0., (sampleCosHorizon - cosHorizons.x) * mix(1., 2. / float(j + 2), distanceFallOff));
					}

					sampleSceneUvDepth = getSceneUvAndDepth(viewPos - sampleViewOffset);
					sampleSceneViewPos = getViewPosition(sampleSceneUvDepth.xy, sampleSceneUvDepth.z);
					viewDelta = sampleSceneViewPos - viewPos;
					if (abs(viewDelta.z) < thickness) {
						float sampleCosHorizon = dot(viewDir, normalize(viewDelta));
						cosHorizons.y += max(0., (sampleCosHorizon - cosHorizons.y) * mix(1., 2. / float(j + 2), distanceFallOff));
					}
				}

				vec2 sinHorizons = sqrt(1. - cosHorizons * cosHorizons);
				float nx = dot(normalInSlice, sliceTangent);
				float ny = dot(normalInSlice, viewDir);
				float nxb = 1. / 2. * (acos(cosHorizons.y) - acos(cosHorizons.x) + sinHorizons.x * cosHorizons.x - sinHorizons.y * cosHorizons.y);
				float nyb = 1. / 2. * (2. - cosHorizons.x * cosHorizons.x - cosHorizons.y * cosHorizons.y);
				float occlusion = nx * nxb + ny * nyb;
				ao += occlusion;
			}

			ao = clamp(ao / float(DIRECTIONS), 0., 1.);
		#if SCENE_CLIP_BOX == 1
			ao = mix(ao, 1., smoothstep(0., radiusToUse, boxDistance));
		#endif
			ao = pow(ao, scale);

			gl_FragColor = FRAGMENT_OUTPUT;
		}`},An={defines:{PERSPECTIVE_CAMERA:1},uniforms:{tDepth:{value:null},cameraNear:{value:null},cameraFar:{value:null}},vertexShader:`
		varying vec2 vUv;

		void main() {
			vUv = uv;
			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
		}`,fragmentShader:`
		uniform sampler2D tDepth;
		uniform float cameraNear;
		uniform float cameraFar;
		varying vec2 vUv;

		#include <packing>

		float getLinearDepth( const in vec2 screenPosition ) {
			#if PERSPECTIVE_CAMERA == 1
				float fragCoordZ = texture2D( tDepth, screenPosition ).x;
				float viewZ = perspectiveDepthToViewZ( fragCoordZ, cameraNear, cameraFar );
				return viewZToOrthographicDepth( viewZ, cameraNear, cameraFar );
			#else
				return texture2D( tDepth, screenPosition ).x;
			#endif
		}

		void main() {
			float depth = getLinearDepth( vUv );
			gl_FragColor = vec4( vec3( 1.0 - depth ), 1.0 );

		}`},ko={uniforms:{tDiffuse:{value:null},intensity:{value:1}},vertexShader:`
		varying vec2 vUv;

		void main() {
			vUv = uv;
			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
		}`,fragmentShader:`
		uniform float intensity;
		uniform sampler2D tDiffuse;
		varying vec2 vUv;

		void main() {
			vec4 texel = texture2D( tDiffuse, vUv );
			gl_FragColor = vec4(mix(vec3(1.), texel.rgb, intensity), texel.a);
		}`};function t0(r=5){const e=Math.floor(r)%2===0?Math.floor(r)+1:Math.floor(r),t=i0(e),i=t.length,s=new Uint8Array(i*4);for(let a=0;a<i;++a){const o=t[a],l=2*Math.PI*o/i,c=new w(Math.cos(l),Math.sin(l),0).normalize();s[a*4]=(c.x*.5+.5)*255,s[a*4+1]=(c.y*.5+.5)*255,s[a*4+2]=127,s[a*4+3]=255}const n=new Gr(s,e,e);return n.wrapS=xi,n.wrapT=xi,n.needsUpdate=!0,n}function i0(r){const e=Math.floor(r)%2===0?Math.floor(r)+1:Math.floor(r),t=e*e,i=Array(t).fill(0);let s=Math.floor(e/2),n=e-1;for(let a=1;a<=t;){if(s===-1&&n===e?(n=e-2,s=0):(n===e&&(n=0),s<0&&(s=e-1)),i[s*e+n]!==0){n-=2,s++;continue}else i[s*e+n]=a++;n++,s--}return i}const Pn={defines:{SAMPLES:16,SAMPLE_VECTORS:dh(16,2,1),NORMAL_VECTOR_TYPE:1,DEPTH_VALUE_SOURCE:0},uniforms:{tDiffuse:{value:null},tNormal:{value:null},tDepth:{value:null},tNoise:{value:null},resolution:{value:new oe},cameraProjectionMatrixInverse:{value:new De},lumaPhi:{value:5},depthPhi:{value:5},normalPhi:{value:5},radius:{value:4},index:{value:0}},vertexShader:`

		varying vec2 vUv;

		void main() {
			vUv = uv;
			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
		}`,fragmentShader:`

		varying vec2 vUv;

		uniform sampler2D tDiffuse;
		uniform sampler2D tNormal;
		uniform sampler2D tDepth;
		uniform sampler2D tNoise;
		uniform vec2 resolution;
		uniform mat4 cameraProjectionMatrixInverse;
		uniform float lumaPhi;
		uniform float depthPhi;
		uniform float normalPhi;
		uniform float radius;
		uniform int index;

		#include <common>
		#include <packing>

		#ifndef SAMPLE_LUMINANCE
		#define SAMPLE_LUMINANCE dot(vec3(0.2125, 0.7154, 0.0721), a)
		#endif

		#ifndef FRAGMENT_OUTPUT
		#define FRAGMENT_OUTPUT vec4(denoised, 1.)
		#endif

		float getLuminance(const in vec3 a) {
			return SAMPLE_LUMINANCE;
		}

		const vec3 poissonDisk[SAMPLES] = SAMPLE_VECTORS;

		vec3 getViewPosition(const in vec2 screenPosition, const in float depth) {
			vec4 clipSpacePosition = vec4(vec3(screenPosition, depth) * 2.0 - 1.0, 1.0);
			vec4 viewSpacePosition = cameraProjectionMatrixInverse * clipSpacePosition;
			return viewSpacePosition.xyz / viewSpacePosition.w;
		}

		float getDepth(const vec2 uv) {
		#if DEPTH_VALUE_SOURCE == 1
			return textureLod(tDepth, uv.xy, 0.0).a;
		#else
			return textureLod(tDepth, uv.xy, 0.0).r;
		#endif
		}

		float fetchDepth(const ivec2 uv) {
			#if DEPTH_VALUE_SOURCE == 1
				return texelFetch(tDepth, uv.xy, 0).a;
			#else
				return texelFetch(tDepth, uv.xy, 0).r;
			#endif
		}

		vec3 computeNormalFromDepth(const vec2 uv) {
			vec2 size = vec2(textureSize(tDepth, 0));
			ivec2 p = ivec2(uv * size);
			float c0 = fetchDepth(p);
			float l2 = fetchDepth(p - ivec2(2, 0));
			float l1 = fetchDepth(p - ivec2(1, 0));
			float r1 = fetchDepth(p + ivec2(1, 0));
			float r2 = fetchDepth(p + ivec2(2, 0));
			float b2 = fetchDepth(p - ivec2(0, 2));
			float b1 = fetchDepth(p - ivec2(0, 1));
			float t1 = fetchDepth(p + ivec2(0, 1));
			float t2 = fetchDepth(p + ivec2(0, 2));
			float dl = abs((2.0 * l1 - l2) - c0);
			float dr = abs((2.0 * r1 - r2) - c0);
			float db = abs((2.0 * b1 - b2) - c0);
			float dt = abs((2.0 * t1 - t2) - c0);
			vec3 ce = getViewPosition(uv, c0).xyz;
			vec3 dpdx = (dl < dr) ?  ce - getViewPosition((uv - vec2(1.0 / size.x, 0.0)), l1).xyz
									: -ce + getViewPosition((uv + vec2(1.0 / size.x, 0.0)), r1).xyz;
			vec3 dpdy = (db < dt) ?  ce - getViewPosition((uv - vec2(0.0, 1.0 / size.y)), b1).xyz
									: -ce + getViewPosition((uv + vec2(0.0, 1.0 / size.y)), t1).xyz;
			return normalize(cross(dpdx, dpdy));
		}

		vec3 getViewNormal(const vec2 uv) {
		#if NORMAL_VECTOR_TYPE == 2
			return normalize(textureLod(tNormal, uv, 0.).rgb);
		#elif NORMAL_VECTOR_TYPE == 1
			return unpackRGBToNormal(textureLod(tNormal, uv, 0.).rgb);
		#else
			return computeNormalFromDepth(uv);
		#endif
		}

		void denoiseSample(in vec3 center, in vec3 viewNormal, in vec3 viewPos, in vec2 sampleUv, inout vec3 denoised, inout float totalWeight) {
			vec4 sampleTexel = textureLod(tDiffuse, sampleUv, 0.0);
			float sampleDepth = getDepth(sampleUv);
			vec3 sampleNormal = getViewNormal(sampleUv);
			vec3 neighborColor = sampleTexel.rgb;
			vec3 viewPosSample = getViewPosition(sampleUv, sampleDepth);

			float normalDiff = dot(viewNormal, sampleNormal);
			float normalSimilarity = pow(max(normalDiff, 0.), normalPhi);
			float lumaDiff = abs(getLuminance(neighborColor) - getLuminance(center));
			float lumaSimilarity = max(1.0 - lumaDiff / lumaPhi, 0.0);
			float depthDiff = abs(dot(viewPos - viewPosSample, viewNormal));
			float depthSimilarity = max(1. - depthDiff / depthPhi, 0.);
			float w = lumaSimilarity * depthSimilarity * normalSimilarity;

			denoised += w * neighborColor;
			totalWeight += w;
		}

		void main() {
			float depth = getDepth(vUv.xy);
			vec3 viewNormal = getViewNormal(vUv);
			if (depth == 1. || dot(viewNormal, viewNormal) == 0.) {
				discard;
				return;
			}
			vec4 texel = textureLod(tDiffuse, vUv, 0.0);
			vec3 center = texel.rgb;
			vec3 viewPos = getViewPosition(vUv, depth);

			vec2 noiseResolution = vec2(textureSize(tNoise, 0));
			vec2 noiseUv = vUv * resolution / noiseResolution;
			vec4 noiseTexel = textureLod(tNoise, noiseUv, 0.0);
      		vec2 noiseVec = vec2(sin(noiseTexel[index % 4] * 2. * PI), cos(noiseTexel[index % 4] * 2. * PI));
    		mat2 rotationMatrix = mat2(noiseVec.x, -noiseVec.y, noiseVec.x, noiseVec.y);

			float totalWeight = 1.0;
			vec3 denoised = texel.rgb;
			for (int i = 0; i < SAMPLES; i++) {
				vec3 sampleDir = poissonDisk[i];
				vec2 offset = rotationMatrix * (sampleDir.xy * (1. + sampleDir.z * (radius - 1.)) / resolution);
				vec2 sampleUv = vUv + offset;
				denoiseSample(center, viewNormal, viewPos, sampleUv, denoised, totalWeight);
			}

			if (totalWeight > 0.) {
				denoised /= totalWeight;
			}
			gl_FragColor = FRAGMENT_OUTPUT;
		}`};function dh(r,e,t){const i=r0(r,e,t);let s="vec3[SAMPLES](";for(let n=0;n<r;n++){const a=i[n];s+=`vec3(${a.x}, ${a.y}, ${a.z})${n<r-1?",":")"}`}return s}function r0(r,e,t){const i=[];for(let s=0;s<r;s++){const n=2*Math.PI*e*s/r,a=Math.pow(s/(r-1),t);i.push(new w(Math.cos(n),Math.sin(n),a))}return i}class s0{constructor(e=Math){this.grad3=[[1,1,0],[-1,1,0],[1,-1,0],[-1,-1,0],[1,0,1],[-1,0,1],[1,0,-1],[-1,0,-1],[0,1,1],[0,-1,1],[0,1,-1],[0,-1,-1]],this.grad4=[[0,1,1,1],[0,1,1,-1],[0,1,-1,1],[0,1,-1,-1],[0,-1,1,1],[0,-1,1,-1],[0,-1,-1,1],[0,-1,-1,-1],[1,0,1,1],[1,0,1,-1],[1,0,-1,1],[1,0,-1,-1],[-1,0,1,1],[-1,0,1,-1],[-1,0,-1,1],[-1,0,-1,-1],[1,1,0,1],[1,1,0,-1],[1,-1,0,1],[1,-1,0,-1],[-1,1,0,1],[-1,1,0,-1],[-1,-1,0,1],[-1,-1,0,-1],[1,1,1,0],[1,1,-1,0],[1,-1,1,0],[1,-1,-1,0],[-1,1,1,0],[-1,1,-1,0],[-1,-1,1,0],[-1,-1,-1,0]],this.p=[];for(let t=0;t<256;t++)this.p[t]=Math.floor(e.random()*256);this.perm=[];for(let t=0;t<512;t++)this.perm[t]=this.p[t&255];this.simplex=[[0,1,2,3],[0,1,3,2],[0,0,0,0],[0,2,3,1],[0,0,0,0],[0,0,0,0],[0,0,0,0],[1,2,3,0],[0,2,1,3],[0,0,0,0],[0,3,1,2],[0,3,2,1],[0,0,0,0],[0,0,0,0],[0,0,0,0],[1,3,2,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[1,2,0,3],[0,0,0,0],[1,3,0,2],[0,0,0,0],[0,0,0,0],[0,0,0,0],[2,3,0,1],[2,3,1,0],[1,0,2,3],[1,0,3,2],[0,0,0,0],[0,0,0,0],[0,0,0,0],[2,0,3,1],[0,0,0,0],[2,1,3,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[2,0,1,3],[0,0,0,0],[0,0,0,0],[0,0,0,0],[3,0,1,2],[3,0,2,1],[0,0,0,0],[3,1,2,0],[2,1,0,3],[0,0,0,0],[0,0,0,0],[0,0,0,0],[3,1,0,2],[0,0,0,0],[3,2,0,1],[3,2,1,0]]}noise(e,t){let i,s,n;const a=.5*(Math.sqrt(3)-1),o=(e+t)*a,l=Math.floor(e+o),c=Math.floor(t+o),h=(3-Math.sqrt(3))/6,u=(l+c)*h,d=l-u,f=c-u,g=e-d,v=t-f;let m,p;g>v?(m=1,p=0):(m=0,p=1);const y=g-m+h,_=v-p+h,E=g-1+2*h,A=v-1+2*h,S=l&255,R=c&255,I=this.perm[S+this.perm[R]]%12,T=this.perm[S+m+this.perm[R+p]]%12,b=this.perm[S+1+this.perm[R+1]]%12;let D=.5-g*g-v*v;D<0?i=0:(D*=D,i=D*D*this._dot(this.grad3[I],g,v));let N=.5-y*y-_*_;N<0?s=0:(N*=N,s=N*N*this._dot(this.grad3[T],y,_));let k=.5-E*E-A*A;return k<0?n=0:(k*=k,n=k*k*this._dot(this.grad3[b],E,A)),70*(i+s+n)}noise3d(e,t,i){let s,n,a,o;const l=(e+t+i)*.3333333333333333,c=Math.floor(e+l),h=Math.floor(t+l),u=Math.floor(i+l),d=1/6,f=(c+h+u)*d,g=c-f,v=h-f,m=u-f,p=e-g,y=t-v,_=i-m;let E,A,S,R,I,T;p>=y?y>=_?(E=1,A=0,S=0,R=1,I=1,T=0):p>=_?(E=1,A=0,S=0,R=1,I=0,T=1):(E=0,A=0,S=1,R=1,I=0,T=1):y<_?(E=0,A=0,S=1,R=0,I=1,T=1):p<_?(E=0,A=1,S=0,R=0,I=1,T=1):(E=0,A=1,S=0,R=1,I=1,T=0);const b=p-E+d,D=y-A+d,N=_-S+d,k=p-R+2*d,V=y-I+2*d,j=_-T+2*d,q=p-1+3*d,te=y-1+3*d,G=_-1+3*d,Z=c&255,se=h&255,Pe=u&255,ke=this.perm[Z+this.perm[se+this.perm[Pe]]]%12,qe=this.perm[Z+E+this.perm[se+A+this.perm[Pe+S]]]%12,Ze=this.perm[Z+R+this.perm[se+I+this.perm[Pe+T]]]%12,$e=this.perm[Z+1+this.perm[se+1+this.perm[Pe+1]]]%12;let W=.6-p*p-y*y-_*_;W<0?s=0:(W*=W,s=W*W*this._dot3(this.grad3[ke],p,y,_));let Y=.6-b*b-D*D-N*N;Y<0?n=0:(Y*=Y,n=Y*Y*this._dot3(this.grad3[qe],b,D,N));let ue=.6-k*k-V*V-j*j;ue<0?a=0:(ue*=ue,a=ue*ue*this._dot3(this.grad3[Ze],k,V,j));let Ce=.6-q*q-te*te-G*G;return Ce<0?o=0:(Ce*=Ce,o=Ce*Ce*this._dot3(this.grad3[$e],q,te,G)),32*(s+n+a+o)}noise4d(e,t,i,s){const n=this.grad4,a=this.simplex,o=this.perm,l=(Math.sqrt(5)-1)/4,c=(5-Math.sqrt(5))/20;let h,u,d,f,g;const v=(e+t+i+s)*l,m=Math.floor(e+v),p=Math.floor(t+v),y=Math.floor(i+v),_=Math.floor(s+v),E=(m+p+y+_)*c,A=m-E,S=p-E,R=y-E,I=_-E,T=e-A,b=t-S,D=i-R,N=s-I,k=T>b?32:0,V=T>D?16:0,j=b>D?8:0,q=T>N?4:0,te=b>N?2:0,G=D>N?1:0,Z=k+V+j+q+te+G,se=a[Z][0]>=3?1:0,Pe=a[Z][1]>=3?1:0,ke=a[Z][2]>=3?1:0,qe=a[Z][3]>=3?1:0,Ze=a[Z][0]>=2?1:0,$e=a[Z][1]>=2?1:0,W=a[Z][2]>=2?1:0,Y=a[Z][3]>=2?1:0,ue=a[Z][0]>=1?1:0,Ce=a[Z][1]>=1?1:0,Te=a[Z][2]>=1?1:0,Ee=a[Z][3]>=1?1:0,Je=T-se+c,Xe=b-Pe+c,Ge=D-ke+c,L=N-qe+c,mt=T-Ze+2*c,We=b-$e+2*c,Qe=D-W+2*c,fe=N-Y+2*c,at=T-ue+3*c,be=b-Ce+3*c,Le=D-Te+3*c,C=N-Ee+3*c,x=T-1+4*c,B=b-1+4*c,X=D-1+4*c,K=N-1+4*c,H=m&255,xe=p&255,ne=y&255,Se=_&255,de=o[H+o[xe+o[ne+o[Se]]]]%32,J=o[H+se+o[xe+Pe+o[ne+ke+o[Se+qe]]]]%32,re=o[H+Ze+o[xe+$e+o[ne+W+o[Se+Y]]]]%32,Oe=o[H+ue+o[xe+Ce+o[ne+Te+o[Se+Ee]]]]%32,we=o[H+1+o[xe+1+o[ne+1+o[Se+1]]]]%32;let he=.6-T*T-b*b-D*D-N*N;he<0?h=0:(he*=he,h=he*he*this._dot4(n[de],T,b,D,N));let Re=.6-Je*Je-Xe*Xe-Ge*Ge-L*L;Re<0?u=0:(Re*=Re,u=Re*Re*this._dot4(n[J],Je,Xe,Ge,L));let P=.6-mt*mt-We*We-Qe*Qe-fe*fe;P<0?d=0:(P*=P,d=P*P*this._dot4(n[re],mt,We,Qe,fe));let ae=.6-at*at-be*be-Le*Le-C*C;ae<0?f=0:(ae*=ae,f=ae*ae*this._dot4(n[Oe],at,be,Le,C));let ie=.6-x*x-B*B-X*X-K*K;return ie<0?g=0:(ie*=ie,g=ie*ie*this._dot4(n[we],x,B,X,K)),27*(h+u+d+f+g)}_dot(e,t,i){return e[0]*t+e[1]*i}_dot3(e,t,i,s){return e[0]*t+e[1]*i+e[2]*s}_dot4(e,t,i,s,n){return e[0]*t+e[1]*i+e[2]*s+e[3]*n}}class fi extends er{constructor(e,t,i=512,s=512,n,a,o){super(),this.width=i,this.height=s,this.clear=!0,this.camera=t,this.scene=e,this.output=0,this._renderGBuffer=!0,this._visibilityCache=[],this.blendIntensity=1,this.pdRings=2,this.pdRadiusExponent=2,this.pdSamples=16,this.gtaoNoiseTexture=t0(),this.pdNoiseTexture=this._generateNoise(),this.gtaoRenderTarget=new _t(this.width,this.height,{type:pt}),this.pdRenderTarget=this.gtaoRenderTarget.clone(),this.gtaoMaterial=new ot({defines:Object.assign({},Rn.defines),uniforms:di.clone(Rn.uniforms),vertexShader:Rn.vertexShader,fragmentShader:Rn.fragmentShader,blending:gt,depthTest:!1,depthWrite:!1}),this.gtaoMaterial.defines.PERSPECTIVE_CAMERA=this.camera.isPerspectiveCamera?1:0,this.gtaoMaterial.uniforms.tNoise.value=this.gtaoNoiseTexture,this.gtaoMaterial.uniforms.resolution.value.set(this.width,this.height),this.gtaoMaterial.uniforms.cameraNear.value=this.camera.near,this.gtaoMaterial.uniforms.cameraFar.value=this.camera.far,this.normalMaterial=new wd,this.normalMaterial.blending=gt,this.pdMaterial=new ot({defines:Object.assign({},Pn.defines),uniforms:di.clone(Pn.uniforms),vertexShader:Pn.vertexShader,fragmentShader:Pn.fragmentShader,depthTest:!1,depthWrite:!1}),this.pdMaterial.uniforms.tDiffuse.value=this.gtaoRenderTarget.texture,this.pdMaterial.uniforms.tNoise.value=this.pdNoiseTexture,this.pdMaterial.uniforms.resolution.value.set(this.width,this.height),this.pdMaterial.uniforms.lumaPhi.value=10,this.pdMaterial.uniforms.depthPhi.value=2,this.pdMaterial.uniforms.normalPhi.value=3,this.pdMaterial.uniforms.radius.value=8,this.depthRenderMaterial=new ot({defines:Object.assign({},An.defines),uniforms:di.clone(An.uniforms),vertexShader:An.vertexShader,fragmentShader:An.fragmentShader,blending:gt}),this.depthRenderMaterial.uniforms.cameraNear.value=this.camera.near,this.depthRenderMaterial.uniforms.cameraFar.value=this.camera.far,this.copyMaterial=new ot({uniforms:di.clone(Qi.uniforms),vertexShader:Qi.vertexShader,fragmentShader:Qi.fragmentShader,transparent:!0,depthTest:!1,depthWrite:!1,blendSrc:kn,blendDst:as,blendEquation:ti,blendSrcAlpha:zn,blendDstAlpha:as,blendEquationAlpha:ti}),this.blendMaterial=new ot({uniforms:di.clone(ko.uniforms),vertexShader:ko.vertexShader,fragmentShader:ko.fragmentShader,transparent:!0,depthTest:!1,depthWrite:!1,blending:ll,blendSrc:kn,blendDst:as,blendEquation:ti,blendSrcAlpha:zn,blendDstAlpha:as,blendEquationAlpha:ti}),this._fsQuad=new Ps(null),this._originalClearColor=new _e,this.setGBuffer(n?n.depthTexture:void 0,n?n.normalTexture:void 0),a!==void 0&&this.updateGtaoMaterial(a),o!==void 0&&this.updatePdMaterial(o)}setSize(e,t){this.width=e,this.height=t,this.gtaoRenderTarget.setSize(e,t),this.normalRenderTarget.setSize(e,t),this.pdRenderTarget.setSize(e,t),this.gtaoMaterial.uniforms.resolution.value.set(e,t),this.gtaoMaterial.uniforms.cameraProjectionMatrix.value.copy(this.camera.projectionMatrix),this.gtaoMaterial.uniforms.cameraProjectionMatrixInverse.value.copy(this.camera.projectionMatrixInverse),this.pdMaterial.uniforms.resolution.value.set(e,t),this.pdMaterial.uniforms.cameraProjectionMatrixInverse.value.copy(this.camera.projectionMatrixInverse)}dispose(){this.gtaoNoiseTexture.dispose(),this.pdNoiseTexture.dispose(),this.normalRenderTarget.dispose(),this.gtaoRenderTarget.dispose(),this.pdRenderTarget.dispose(),this.normalMaterial.dispose(),this.pdMaterial.dispose(),this.copyMaterial.dispose(),this.depthRenderMaterial.dispose(),this._fsQuad.dispose()}get gtaoMap(){return this.pdRenderTarget.texture}setGBuffer(e,t){e!==void 0?(this.depthTexture=e,this.normalTexture=t,this._renderGBuffer=!1):(this.depthTexture=new To,this.depthTexture.format=Er,this.depthTexture.type=Sr,this.normalRenderTarget=new _t(this.width,this.height,{minFilter:At,magFilter:At,type:pt,depthTexture:this.depthTexture}),this.normalTexture=this.normalRenderTarget.texture,this._renderGBuffer=!0);const i=this.normalTexture?1:0,s=this.depthTexture===this.normalTexture?"w":"x";this.gtaoMaterial.defines.NORMAL_VECTOR_TYPE=i,this.gtaoMaterial.defines.DEPTH_SWIZZLING=s,this.gtaoMaterial.uniforms.tNormal.value=this.normalTexture,this.gtaoMaterial.uniforms.tDepth.value=this.depthTexture,this.pdMaterial.defines.NORMAL_VECTOR_TYPE=i,this.pdMaterial.defines.DEPTH_SWIZZLING=s,this.pdMaterial.uniforms.tNormal.value=this.normalTexture,this.pdMaterial.uniforms.tDepth.value=this.depthTexture,this.depthRenderMaterial.uniforms.tDepth.value=this.normalRenderTarget.depthTexture}setSceneClipBox(e){e?(this.gtaoMaterial.needsUpdate=this.gtaoMaterial.defines.SCENE_CLIP_BOX!==1,this.gtaoMaterial.defines.SCENE_CLIP_BOX=1,this.gtaoMaterial.uniforms.sceneBoxMin.value.copy(e.min),this.gtaoMaterial.uniforms.sceneBoxMax.value.copy(e.max)):(this.gtaoMaterial.needsUpdate=this.gtaoMaterial.defines.SCENE_CLIP_BOX===0,this.gtaoMaterial.defines.SCENE_CLIP_BOX=0)}updateGtaoMaterial(e){e.radius!==void 0&&(this.gtaoMaterial.uniforms.radius.value=e.radius),e.distanceExponent!==void 0&&(this.gtaoMaterial.uniforms.distanceExponent.value=e.distanceExponent),e.thickness!==void 0&&(this.gtaoMaterial.uniforms.thickness.value=e.thickness),e.distanceFallOff!==void 0&&(this.gtaoMaterial.uniforms.distanceFallOff.value=e.distanceFallOff,this.gtaoMaterial.needsUpdate=!0),e.scale!==void 0&&(this.gtaoMaterial.uniforms.scale.value=e.scale),e.samples!==void 0&&e.samples!==this.gtaoMaterial.defines.SAMPLES&&(this.gtaoMaterial.defines.SAMPLES=e.samples,this.gtaoMaterial.needsUpdate=!0),e.screenSpaceRadius!==void 0&&(e.screenSpaceRadius?1:0)!==this.gtaoMaterial.defines.SCREEN_SPACE_RADIUS&&(this.gtaoMaterial.defines.SCREEN_SPACE_RADIUS=e.screenSpaceRadius?1:0,this.gtaoMaterial.needsUpdate=!0)}updatePdMaterial(e){let t=!1;e.lumaPhi!==void 0&&(this.pdMaterial.uniforms.lumaPhi.value=e.lumaPhi),e.depthPhi!==void 0&&(this.pdMaterial.uniforms.depthPhi.value=e.depthPhi),e.normalPhi!==void 0&&(this.pdMaterial.uniforms.normalPhi.value=e.normalPhi),e.radius!==void 0&&e.radius!==this.radius&&(this.pdMaterial.uniforms.radius.value=e.radius),e.radiusExponent!==void 0&&e.radiusExponent!==this.pdRadiusExponent&&(this.pdRadiusExponent=e.radiusExponent,t=!0),e.rings!==void 0&&e.rings!==this.pdRings&&(this.pdRings=e.rings,t=!0),e.samples!==void 0&&e.samples!==this.pdSamples&&(this.pdSamples=e.samples,t=!0),t&&(this.pdMaterial.defines.SAMPLES=this.pdSamples,this.pdMaterial.defines.SAMPLE_VECTORS=dh(this.pdSamples,this.pdRings,this.pdRadiusExponent),this.pdMaterial.needsUpdate=!0)}render(e,t,i){switch(this._renderGBuffer&&(this._overrideVisibility(),this._renderOverride(e,this.normalMaterial,this.normalRenderTarget,7829503,1),this._restoreVisibility()),this.gtaoMaterial.uniforms.cameraNear.value=this.camera.near,this.gtaoMaterial.uniforms.cameraFar.value=this.camera.far,this.gtaoMaterial.uniforms.cameraProjectionMatrix.value.copy(this.camera.projectionMatrix),this.gtaoMaterial.uniforms.cameraProjectionMatrixInverse.value.copy(this.camera.projectionMatrixInverse),this.gtaoMaterial.uniforms.cameraWorldMatrix.value.copy(this.camera.matrixWorld),this._renderPass(e,this.gtaoMaterial,this.gtaoRenderTarget,16777215,1),this.pdMaterial.uniforms.cameraProjectionMatrixInverse.value.copy(this.camera.projectionMatrixInverse),this._renderPass(e,this.pdMaterial,this.pdRenderTarget,16777215,1),this.output){case fi.OUTPUT.Off:break;case fi.OUTPUT.Diffuse:this.copyMaterial.uniforms.tDiffuse.value=i.texture,this.copyMaterial.blending=gt,this._renderPass(e,this.copyMaterial,this.renderToScreen?null:t);break;case fi.OUTPUT.AO:this.copyMaterial.uniforms.tDiffuse.value=this.gtaoRenderTarget.texture,this.copyMaterial.blending=gt,this._renderPass(e,this.copyMaterial,this.renderToScreen?null:t);break;case fi.OUTPUT.Denoise:this.copyMaterial.uniforms.tDiffuse.value=this.pdRenderTarget.texture,this.copyMaterial.blending=gt,this._renderPass(e,this.copyMaterial,this.renderToScreen?null:t);break;case fi.OUTPUT.Depth:this.depthRenderMaterial.uniforms.cameraNear.value=this.camera.near,this.depthRenderMaterial.uniforms.cameraFar.value=this.camera.far,this._renderPass(e,this.depthRenderMaterial,this.renderToScreen?null:t);break;case fi.OUTPUT.Normal:this.copyMaterial.uniforms.tDiffuse.value=this.normalRenderTarget.texture,this.copyMaterial.blending=gt,this._renderPass(e,this.copyMaterial,this.renderToScreen?null:t);break;case fi.OUTPUT.Default:this.copyMaterial.uniforms.tDiffuse.value=i.texture,this.copyMaterial.blending=gt,this._renderPass(e,this.copyMaterial,this.renderToScreen?null:t),this.blendMaterial.uniforms.intensity.value=this.blendIntensity,this.blendMaterial.uniforms.tDiffuse.value=this.pdRenderTarget.texture,this._renderPass(e,this.blendMaterial,this.renderToScreen?null:t);break;default:console.warn("THREE.GTAOPass: Unknown output type.")}}_renderPass(e,t,i,s,n){e.getClearColor(this._originalClearColor);const a=e.getClearAlpha(),o=e.autoClear;e.setRenderTarget(i),e.autoClear=!1,s!=null&&(e.setClearColor(s),e.setClearAlpha(n||0),e.clear()),this._fsQuad.material=t,this._fsQuad.render(e),e.autoClear=o,e.setClearColor(this._originalClearColor),e.setClearAlpha(a)}_renderOverride(e,t,i,s,n){e.getClearColor(this._originalClearColor);const a=e.getClearAlpha(),o=e.autoClear;e.setRenderTarget(i),e.autoClear=!1,s=t.clearColor||s,n=t.clearAlpha||n,s!=null&&(e.setClearColor(s),e.setClearAlpha(n||0),e.clear()),this.scene.overrideMaterial=t,e.render(this.scene,this.camera),this.scene.overrideMaterial=null,e.autoClear=o,e.setClearColor(this._originalClearColor),e.setClearAlpha(a)}_overrideVisibility(){const e=this.scene,t=this._visibilityCache;e.traverse(function(i){(i.isPoints||i.isLine||i.isLine2)&&i.visible&&(i.visible=!1,t.push(i))})}_restoreVisibility(){const e=this._visibilityCache;for(let t=0;t<e.length;t++)e[t].visible=!0;e.length=0}_generateNoise(e=64){const t=new s0,i=e*e*4,s=new Uint8Array(i);for(let a=0;a<e;a++)for(let o=0;o<e;o++){const l=a,c=o;s[(a*e+o)*4]=(t.noise(l,c)*.5+.5)*255,s[(a*e+o)*4+1]=(t.noise(l+e,c)*.5+.5)*255,s[(a*e+o)*4+2]=(t.noise(l,c+e)*.5+.5)*255,s[(a*e+o)*4+3]=(t.noise(l+e,c+e)*.5+.5)*255}const n=new Gr(s,e,e,Wt,ii);return n.wrapS=xi,n.wrapT=xi,n.needsUpdate=!0,n}}fi.OUTPUT={Off:-1,Default:0,Diffuse:1,Depth:2,Normal:3,AO:4,Denoise:5};const n0={uniforms:{tDiffuse:{value:null},luminosityThreshold:{value:1},smoothWidth:{value:1},defaultColor:{value:new _e(0)},defaultOpacity:{value:0}},vertexShader:`

		varying vec2 vUv;

		void main() {

			vUv = uv;

			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );

		}`,fragmentShader:`

		uniform sampler2D tDiffuse;
		uniform vec3 defaultColor;
		uniform float defaultOpacity;
		uniform float luminosityThreshold;
		uniform float smoothWidth;

		varying vec2 vUv;

		void main() {

			vec4 texel = texture2D( tDiffuse, vUv );

			float v = luminance( texel.xyz );

			vec4 outputColor = vec4( defaultColor.rgb, defaultOpacity );

			float alpha = smoothstep( luminosityThreshold, luminosityThreshold + smoothWidth, v );

			gl_FragColor = mix( outputColor, texel, alpha );

		}`};class Qr extends er{constructor(e,t=1,i,s){super(),this.strength=t,this.radius=i,this.threshold=s,this.resolution=e!==void 0?new oe(e.x,e.y):new oe(256,256),this.clearColor=new _e(0,0,0),this.needsSwap=!1,this.renderTargetsHorizontal=[],this.renderTargetsVertical=[],this.nMips=5;let n=Math.round(this.resolution.x/2),a=Math.round(this.resolution.y/2);this.renderTargetBright=new _t(n,a,{type:pt}),this.renderTargetBright.texture.name="UnrealBloomPass.bright",this.renderTargetBright.texture.generateMipmaps=!1;for(let h=0;h<this.nMips;h++){const u=new _t(n,a,{type:pt});u.texture.name="UnrealBloomPass.h"+h,u.texture.generateMipmaps=!1,this.renderTargetsHorizontal.push(u);const d=new _t(n,a,{type:pt});d.texture.name="UnrealBloomPass.v"+h,d.texture.generateMipmaps=!1,this.renderTargetsVertical.push(d),n=Math.round(n/2),a=Math.round(a/2)}const o=n0;this.highPassUniforms=di.clone(o.uniforms),this.highPassUniforms.luminosityThreshold.value=s,this.highPassUniforms.smoothWidth.value=.01,this.materialHighPassFilter=new ot({uniforms:this.highPassUniforms,vertexShader:o.vertexShader,fragmentShader:o.fragmentShader}),this.separableBlurMaterials=[];const l=[6,10,14,18,22];n=Math.round(this.resolution.x/2),a=Math.round(this.resolution.y/2);for(let h=0;h<this.nMips;h++)this.separableBlurMaterials.push(this._getSeparableBlurMaterial(l[h])),this.separableBlurMaterials[h].uniforms.invSize.value=new oe(1/n,1/a),n=Math.round(n/2),a=Math.round(a/2);this.compositeMaterial=this._getCompositeMaterial(this.nMips),this.compositeMaterial.uniforms.blurTexture1.value=this.renderTargetsVertical[0].texture,this.compositeMaterial.uniforms.blurTexture2.value=this.renderTargetsVertical[1].texture,this.compositeMaterial.uniforms.blurTexture3.value=this.renderTargetsVertical[2].texture,this.compositeMaterial.uniforms.blurTexture4.value=this.renderTargetsVertical[3].texture,this.compositeMaterial.uniforms.blurTexture5.value=this.renderTargetsVertical[4].texture,this.compositeMaterial.uniforms.bloomStrength.value=t,this.compositeMaterial.uniforms.bloomRadius.value=.1;const c=[1,.8,.6,.4,.2];this.compositeMaterial.uniforms.bloomFactors.value=c,this.bloomTintColors=[new w(1,1,1),new w(1,1,1),new w(1,1,1),new w(1,1,1),new w(1,1,1)],this.compositeMaterial.uniforms.bloomTintColors.value=this.bloomTintColors,this.copyUniforms=di.clone(Qi.uniforms),this.blendMaterial=new ot({uniforms:this.copyUniforms,vertexShader:Qi.vertexShader,fragmentShader:Qi.fragmentShader,blending:Ns,depthTest:!1,depthWrite:!1,transparent:!0}),this._oldClearColor=new _e,this._oldClearAlpha=1,this._basic=new Ot,this._fsQuad=new Ps(null)}dispose(){for(let e=0;e<this.renderTargetsHorizontal.length;e++)this.renderTargetsHorizontal[e].dispose();for(let e=0;e<this.renderTargetsVertical.length;e++)this.renderTargetsVertical[e].dispose();this.renderTargetBright.dispose();for(let e=0;e<this.separableBlurMaterials.length;e++)this.separableBlurMaterials[e].dispose();this.compositeMaterial.dispose(),this.blendMaterial.dispose(),this._basic.dispose(),this._fsQuad.dispose()}setSize(e,t){let i=Math.round(e/2),s=Math.round(t/2);this.renderTargetBright.setSize(i,s);for(let n=0;n<this.nMips;n++)this.renderTargetsHorizontal[n].setSize(i,s),this.renderTargetsVertical[n].setSize(i,s),this.separableBlurMaterials[n].uniforms.invSize.value=new oe(1/i,1/s),i=Math.round(i/2),s=Math.round(s/2)}render(e,t,i,s,n){e.getClearColor(this._oldClearColor),this._oldClearAlpha=e.getClearAlpha();const a=e.autoClear;e.autoClear=!1,e.setClearColor(this.clearColor,0),n&&e.state.buffers.stencil.setTest(!1),this.renderToScreen&&(this._fsQuad.material=this._basic,this._basic.map=i.texture,e.setRenderTarget(null),e.clear(),this._fsQuad.render(e)),this.highPassUniforms.tDiffuse.value=i.texture,this.highPassUniforms.luminosityThreshold.value=this.threshold,this._fsQuad.material=this.materialHighPassFilter,e.setRenderTarget(this.renderTargetBright),e.clear(),this._fsQuad.render(e);let o=this.renderTargetBright;for(let l=0;l<this.nMips;l++)this._fsQuad.material=this.separableBlurMaterials[l],this.separableBlurMaterials[l].uniforms.colorTexture.value=o.texture,this.separableBlurMaterials[l].uniforms.direction.value=Qr.BlurDirectionX,e.setRenderTarget(this.renderTargetsHorizontal[l]),e.clear(),this._fsQuad.render(e),this.separableBlurMaterials[l].uniforms.colorTexture.value=this.renderTargetsHorizontal[l].texture,this.separableBlurMaterials[l].uniforms.direction.value=Qr.BlurDirectionY,e.setRenderTarget(this.renderTargetsVertical[l]),e.clear(),this._fsQuad.render(e),o=this.renderTargetsVertical[l];this._fsQuad.material=this.compositeMaterial,this.compositeMaterial.uniforms.bloomStrength.value=this.strength,this.compositeMaterial.uniforms.bloomRadius.value=this.radius,this.compositeMaterial.uniforms.bloomTintColors.value=this.bloomTintColors,e.setRenderTarget(this.renderTargetsHorizontal[0]),e.clear(),this._fsQuad.render(e),this._fsQuad.material=this.blendMaterial,this.copyUniforms.tDiffuse.value=this.renderTargetsHorizontal[0].texture,n&&e.state.buffers.stencil.setTest(!0),this.renderToScreen?(e.setRenderTarget(null),this._fsQuad.render(e)):(e.setRenderTarget(i),this._fsQuad.render(e)),e.setClearColor(this._oldClearColor,this._oldClearAlpha),e.autoClear=a}_getSeparableBlurMaterial(e){const t=[],i=e/3;for(let s=0;s<e;s++)t.push(.39894*Math.exp(-.5*s*s/(i*i))/i);return new ot({defines:{KERNEL_RADIUS:e},uniforms:{colorTexture:{value:null},invSize:{value:new oe(.5,.5)},direction:{value:new oe(.5,.5)},gaussianCoefficients:{value:t}},vertexShader:`varying vec2 vUv;
				void main() {
					vUv = uv;
					gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
				}`,fragmentShader:`#include <common>
				varying vec2 vUv;
				uniform sampler2D colorTexture;
				uniform vec2 invSize;
				uniform vec2 direction;
				uniform float gaussianCoefficients[KERNEL_RADIUS];

				void main() {
					float weightSum = gaussianCoefficients[0];
					vec3 diffuseSum = texture2D( colorTexture, vUv ).rgb * weightSum;
					for( int i = 1; i < KERNEL_RADIUS; i ++ ) {
						float x = float(i);
						float w = gaussianCoefficients[i];
						vec2 uvOffset = direction * invSize * x;
						vec3 sample1 = texture2D( colorTexture, vUv + uvOffset ).rgb;
						vec3 sample2 = texture2D( colorTexture, vUv - uvOffset ).rgb;
						diffuseSum += ( sample1 + sample2 ) * w;
					}
					gl_FragColor = vec4( diffuseSum, 1.0 );
				}`})}_getCompositeMaterial(e){return new ot({defines:{NUM_MIPS:e},uniforms:{blurTexture1:{value:null},blurTexture2:{value:null},blurTexture3:{value:null},blurTexture4:{value:null},blurTexture5:{value:null},bloomStrength:{value:1},bloomFactors:{value:null},bloomTintColors:{value:null},bloomRadius:{value:0}},vertexShader:`varying vec2 vUv;
				void main() {
					vUv = uv;
					gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
				}`,fragmentShader:`varying vec2 vUv;
				uniform sampler2D blurTexture1;
				uniform sampler2D blurTexture2;
				uniform sampler2D blurTexture3;
				uniform sampler2D blurTexture4;
				uniform sampler2D blurTexture5;
				uniform float bloomStrength;
				uniform float bloomRadius;
				uniform float bloomFactors[NUM_MIPS];
				uniform vec3 bloomTintColors[NUM_MIPS];

				float lerpBloomFactor(const in float factor) {
					float mirrorFactor = 1.2 - factor;
					return mix(factor, mirrorFactor, bloomRadius);
				}

				void main() {
					gl_FragColor = bloomStrength * ( lerpBloomFactor(bloomFactors[0]) * vec4(bloomTintColors[0], 1.0) * texture2D(blurTexture1, vUv) +
						lerpBloomFactor(bloomFactors[1]) * vec4(bloomTintColors[1], 1.0) * texture2D(blurTexture2, vUv) +
						lerpBloomFactor(bloomFactors[2]) * vec4(bloomTintColors[2], 1.0) * texture2D(blurTexture3, vUv) +
						lerpBloomFactor(bloomFactors[3]) * vec4(bloomTintColors[3], 1.0) * texture2D(blurTexture4, vUv) +
						lerpBloomFactor(bloomFactors[4]) * vec4(bloomTintColors[4], 1.0) * texture2D(blurTexture5, vUv) );
				}`})}}Qr.BlurDirectionX=new oe(1,0),Qr.BlurDirectionY=new oe(0,1);const Dn={name:"OutputShader",uniforms:{tDiffuse:{value:null},toneMappingExposure:{value:1}},vertexShader:`
		precision highp float;

		uniform mat4 modelViewMatrix;
		uniform mat4 projectionMatrix;

		attribute vec3 position;
		attribute vec2 uv;

		varying vec2 vUv;

		void main() {

			vUv = uv;
			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );

		}`,fragmentShader:`

		precision highp float;

		uniform sampler2D tDiffuse;

		#include <tonemapping_pars_fragment>
		#include <colorspace_pars_fragment>

		varying vec2 vUv;

		void main() {

			gl_FragColor = texture2D( tDiffuse, vUv );

			// tone mapping

			#ifdef LINEAR_TONE_MAPPING

				gl_FragColor.rgb = LinearToneMapping( gl_FragColor.rgb );

			#elif defined( REINHARD_TONE_MAPPING )

				gl_FragColor.rgb = ReinhardToneMapping( gl_FragColor.rgb );

			#elif defined( CINEON_TONE_MAPPING )

				gl_FragColor.rgb = CineonToneMapping( gl_FragColor.rgb );

			#elif defined( ACES_FILMIC_TONE_MAPPING )

				gl_FragColor.rgb = ACESFilmicToneMapping( gl_FragColor.rgb );

			#elif defined( AGX_TONE_MAPPING )

				gl_FragColor.rgb = AgXToneMapping( gl_FragColor.rgb );

			#elif defined( NEUTRAL_TONE_MAPPING )

				gl_FragColor.rgb = NeutralToneMapping( gl_FragColor.rgb );

			#elif defined( CUSTOM_TONE_MAPPING )

				gl_FragColor.rgb = CustomToneMapping( gl_FragColor.rgb );

			#endif

			// color space

			#ifdef SRGB_TRANSFER

				gl_FragColor = sRGBTransferOETF( gl_FragColor );

			#endif

		}`};class a0 extends er{constructor(){super(),this.uniforms=di.clone(Dn.uniforms),this.material=new Ed({name:Dn.name,uniforms:this.uniforms,vertexShader:Dn.vertexShader,fragmentShader:Dn.fragmentShader}),this._fsQuad=new Ps(this.material),this._outputColorSpace=null,this._toneMapping=null}render(e,t,i){this.uniforms.tDiffuse.value=i.texture,this.uniforms.toneMappingExposure.value=e.toneMappingExposure,(this._outputColorSpace!==e.outputColorSpace||this._toneMapping!==e.toneMapping)&&(this._outputColorSpace=e.outputColorSpace,this._toneMapping=e.toneMapping,this.material.defines={},je.getTransfer(this._outputColorSpace)===et&&(this.material.defines.SRGB_TRANSFER=""),this._toneMapping===cl?this.material.defines.LINEAR_TONE_MAPPING="":this._toneMapping===hl?this.material.defines.REINHARD_TONE_MAPPING="":this._toneMapping===ul?this.material.defines.CINEON_TONE_MAPPING="":this._toneMapping===Kn?this.material.defines.ACES_FILMIC_TONE_MAPPING="":this._toneMapping===pl?this.material.defines.AGX_TONE_MAPPING="":this._toneMapping===fl?this.material.defines.NEUTRAL_TONE_MAPPING="":this._toneMapping===dl&&(this.material.defines.CUSTOM_TONE_MAPPING=""),this.material.needsUpdate=!0),this.renderToScreen===!0?(e.setRenderTarget(null),this._fsQuad.render(e)):(e.setRenderTarget(t),this.clear&&e.clear(e.autoClearColor,e.autoClearDepth,e.autoClearStencil),this._fsQuad.render(e))}dispose(){this.material.dispose(),this._fsQuad.dispose()}}const o0={name:"FXAAShader",uniforms:{tDiffuse:{value:null},resolution:{value:new oe(1/1024,1/512)}},vertexShader:`

		varying vec2 vUv;

		void main() {

			vUv = uv;
			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );

		}`,fragmentShader:`

		uniform sampler2D tDiffuse;
		uniform vec2 resolution;
		varying vec2 vUv;

		#define EDGE_STEP_COUNT 6
		#define EDGE_GUESS 8.0
		#define EDGE_STEPS 1.0, 1.5, 2.0, 2.0, 2.0, 4.0
		const float edgeSteps[EDGE_STEP_COUNT] = float[EDGE_STEP_COUNT]( EDGE_STEPS );

		float _ContrastThreshold = 0.0312;
		float _RelativeThreshold = 0.063;
		float _SubpixelBlending = 1.0;

		vec4 Sample( sampler2D  tex2D, vec2 uv ) {

			return texture( tex2D, uv );

		}

		float SampleLuminance( sampler2D tex2D, vec2 uv ) {

			return dot( Sample( tex2D, uv ).rgb, vec3( 0.3, 0.59, 0.11 ) );

		}

		float SampleLuminance( sampler2D tex2D, vec2 texSize, vec2 uv, float uOffset, float vOffset ) {

			uv += texSize * vec2(uOffset, vOffset);
			return SampleLuminance(tex2D, uv);

		}

		struct LuminanceData {

			float m, n, e, s, w;
			float ne, nw, se, sw;
			float highest, lowest, contrast;

		};

		LuminanceData SampleLuminanceNeighborhood( sampler2D tex2D, vec2 texSize, vec2 uv ) {

			LuminanceData l;
			l.m = SampleLuminance( tex2D, uv );
			l.n = SampleLuminance( tex2D, texSize, uv,  0.0,  1.0 );
			l.e = SampleLuminance( tex2D, texSize, uv,  1.0,  0.0 );
			l.s = SampleLuminance( tex2D, texSize, uv,  0.0, -1.0 );
			l.w = SampleLuminance( tex2D, texSize, uv, -1.0,  0.0 );

			l.ne = SampleLuminance( tex2D, texSize, uv,  1.0,  1.0 );
			l.nw = SampleLuminance( tex2D, texSize, uv, -1.0,  1.0 );
			l.se = SampleLuminance( tex2D, texSize, uv,  1.0, -1.0 );
			l.sw = SampleLuminance( tex2D, texSize, uv, -1.0, -1.0 );

			l.highest = max( max( max( max( l.n, l.e ), l.s ), l.w ), l.m );
			l.lowest = min( min( min( min( l.n, l.e ), l.s ), l.w ), l.m );
			l.contrast = l.highest - l.lowest;
			return l;

		}

		bool ShouldSkipPixel( LuminanceData l ) {

			float threshold = max( _ContrastThreshold, _RelativeThreshold * l.highest );
			return l.contrast < threshold;

		}

		float DeterminePixelBlendFactor( LuminanceData l ) {

			float f = 2.0 * ( l.n + l.e + l.s + l.w );
			f += l.ne + l.nw + l.se + l.sw;
			f *= 1.0 / 12.0;
			f = abs( f - l.m );
			f = clamp( f / l.contrast, 0.0, 1.0 );

			float blendFactor = smoothstep( 0.0, 1.0, f );
			return blendFactor * blendFactor * _SubpixelBlending;

		}

		struct EdgeData {

			bool isHorizontal;
			float pixelStep;
			float oppositeLuminance, gradient;

		};

		EdgeData DetermineEdge( vec2 texSize, LuminanceData l ) {

			EdgeData e;
			float horizontal =
				abs( l.n + l.s - 2.0 * l.m ) * 2.0 +
				abs( l.ne + l.se - 2.0 * l.e ) +
				abs( l.nw + l.sw - 2.0 * l.w );
			float vertical =
				abs( l.e + l.w - 2.0 * l.m ) * 2.0 +
				abs( l.ne + l.nw - 2.0 * l.n ) +
				abs( l.se + l.sw - 2.0 * l.s );
			e.isHorizontal = horizontal >= vertical;

			float pLuminance = e.isHorizontal ? l.n : l.e;
			float nLuminance = e.isHorizontal ? l.s : l.w;
			float pGradient = abs( pLuminance - l.m );
			float nGradient = abs( nLuminance - l.m );

			e.pixelStep = e.isHorizontal ? texSize.y : texSize.x;

			if (pGradient < nGradient) {

				e.pixelStep = -e.pixelStep;
				e.oppositeLuminance = nLuminance;
				e.gradient = nGradient;

			} else {

				e.oppositeLuminance = pLuminance;
				e.gradient = pGradient;

			}

			return e;

		}

		float DetermineEdgeBlendFactor( sampler2D  tex2D, vec2 texSize, LuminanceData l, EdgeData e, vec2 uv ) {

			vec2 uvEdge = uv;
			vec2 edgeStep;
			if (e.isHorizontal) {

				uvEdge.y += e.pixelStep * 0.5;
				edgeStep = vec2( texSize.x, 0.0 );

			} else {

				uvEdge.x += e.pixelStep * 0.5;
				edgeStep = vec2( 0.0, texSize.y );

			}

			float edgeLuminance = ( l.m + e.oppositeLuminance ) * 0.5;
			float gradientThreshold = e.gradient * 0.25;

			vec2 puv = uvEdge + edgeStep * edgeSteps[0];
			float pLuminanceDelta = SampleLuminance( tex2D, puv ) - edgeLuminance;
			bool pAtEnd = abs( pLuminanceDelta ) >= gradientThreshold;

			for ( int i = 1; i < EDGE_STEP_COUNT && !pAtEnd; i++ ) {

				puv += edgeStep * edgeSteps[i];
				pLuminanceDelta = SampleLuminance( tex2D, puv ) - edgeLuminance;
				pAtEnd = abs( pLuminanceDelta ) >= gradientThreshold;

			}

			if ( !pAtEnd ) {

				puv += edgeStep * EDGE_GUESS;

			}

			vec2 nuv = uvEdge - edgeStep * edgeSteps[0];
			float nLuminanceDelta = SampleLuminance( tex2D, nuv ) - edgeLuminance;
			bool nAtEnd = abs( nLuminanceDelta ) >= gradientThreshold;

			for ( int i = 1; i < EDGE_STEP_COUNT && !nAtEnd; i++ ) {

				nuv -= edgeStep * edgeSteps[i];
				nLuminanceDelta = SampleLuminance( tex2D, nuv ) - edgeLuminance;
				nAtEnd = abs( nLuminanceDelta ) >= gradientThreshold;

			}

			if ( !nAtEnd ) {

				nuv -= edgeStep * EDGE_GUESS;

			}

			float pDistance, nDistance;
			if ( e.isHorizontal ) {

				pDistance = puv.x - uv.x;
				nDistance = uv.x - nuv.x;

			} else {

				pDistance = puv.y - uv.y;
				nDistance = uv.y - nuv.y;

			}

			float shortestDistance;
			bool deltaSign;
			if ( pDistance <= nDistance ) {

				shortestDistance = pDistance;
				deltaSign = pLuminanceDelta >= 0.0;

			} else {

				shortestDistance = nDistance;
				deltaSign = nLuminanceDelta >= 0.0;

			}

			if ( deltaSign == ( l.m - edgeLuminance >= 0.0 ) ) {

				return 0.0;

			}

			return 0.5 - shortestDistance / ( pDistance + nDistance );

		}

		vec4 ApplyFXAA( sampler2D  tex2D, vec2 texSize, vec2 uv ) {

			LuminanceData luminance = SampleLuminanceNeighborhood( tex2D, texSize, uv );
			if ( ShouldSkipPixel( luminance ) ) {

				return Sample( tex2D, uv );

			}

			float pixelBlend = DeterminePixelBlendFactor( luminance );
			EdgeData edge = DetermineEdge( texSize, luminance );
			float edgeBlend = DetermineEdgeBlendFactor( tex2D, texSize, luminance, edge, uv );
			float finalBlend = max( pixelBlend, edgeBlend );

			if (edge.isHorizontal) {

				uv.y += edge.pixelStep * finalBlend;

			} else {

				uv.x += edge.pixelStep * finalBlend;

			}

			return Sample( tex2D, uv );

		}

		void main() {

			gl_FragColor = ApplyFXAA( tDiffuse, resolution.xy, vUv );

		}`};function l0(r){return r&&r.__esModule&&Object.prototype.hasOwnProperty.call(r,"default")?r.default:r}var Vo={exports:{}},c0=Vo.exports,ph;function h0(){return ph||(ph=1,(function(r,e){(function(t,i){r.exports=i()})(c0,function(){var t=function(){function i(f){return a.appendChild(f.dom),f}function s(f){for(var g=0;g<a.children.length;g++)a.children[g].style.display=g===f?"block":"none";n=f}var n=0,a=document.createElement("div");a.style.cssText="position:fixed;top:0;left:0;cursor:pointer;opacity:0.9;z-index:10000",a.addEventListener("click",function(f){f.preventDefault(),s(++n%a.children.length)},!1);var o=(performance||Date).now(),l=o,c=0,h=i(new t.Panel("FPS","#0ff","#002")),u=i(new t.Panel("MS","#0f0","#020"));if(self.performance&&self.performance.memory)var d=i(new t.Panel("MB","#f08","#201"));return s(0),{REVISION:16,dom:a,addPanel:i,showPanel:s,begin:function(){o=(performance||Date).now()},end:function(){c++;var f=(performance||Date).now();if(u.update(f-o,200),f>l+1e3&&(h.update(1e3*c/(f-l),100),l=f,c=0,d)){var g=performance.memory;d.update(g.usedJSHeapSize/1048576,g.jsHeapSizeLimit/1048576)}return f},update:function(){o=this.end()},domElement:a,setMode:s}};return t.Panel=function(i,s,n){var a=1/0,o=0,l=Math.round,c=l(window.devicePixelRatio||1),h=80*c,u=48*c,d=3*c,f=2*c,g=3*c,v=15*c,m=74*c,p=30*c,y=document.createElement("canvas");y.width=h,y.height=u,y.style.cssText="width:80px;height:48px";var _=y.getContext("2d");return _.font="bold "+9*c+"px Helvetica,Arial,sans-serif",_.textBaseline="top",_.fillStyle=n,_.fillRect(0,0,h,u),_.fillStyle=s,_.fillText(i,d,f),_.fillRect(g,v,m,p),_.fillStyle=n,_.globalAlpha=.9,_.fillRect(g,v,m,p),{dom:y,update:function(E,A){a=Math.min(a,E),o=Math.max(o,E),_.fillStyle=n,_.globalAlpha=1,_.fillRect(0,0,h,v),_.fillStyle=s,_.fillText(l(E)+" "+i+" ("+l(a)+"-"+l(o)+")",d,f),_.drawImage(y,g+c,v,m-c,p,g,v,m-c,p),_.fillRect(g+m-c,v,c,p),_.fillStyle=n,_.globalAlpha=.9,_.fillRect(g+m-c,v,c,l((1-E/A)*p))}}},t})})(Vo)),Vo.exports}var u0=h0();const d0=l0(u0);class p0{scene;constructor(e){this.scene=new uo,this.setupEnvironment(e.backgroundColor),this.setupLights()}setupEnvironment(e=15790320){this.scene.background=new _e(e)}setupLights(){}setBackground(e){this.scene.background=new _e(e)}getBoundingBox(){const e=new wt;return this.scene.traverse(t=>{if(t instanceof rt||t instanceof Fi){const i=new wt().setFromObject(t);e.union(i)}}),e.isEmpty()&&e.setFromCenterAndSize(new w(0,0,0),new w(10,10,10)),e}}const fh={type:"change"},Ho={type:"start"},mh={type:"end"},Ln=new Ir,gh=new Ti,f0=Math.cos(70*ka.DEG2RAD),Tt=new w,Ht=2*Math.PI,st={NONE:-1,ROTATE:0,DOLLY:1,PAN:2,TOUCH_ROTATE:3,TOUCH_PAN:4,TOUCH_DOLLY_PAN:5,TOUCH_DOLLY_ROTATE:6},Go=1e-6;class vh extends np{constructor(e,t=null){super(e,t),this.state=st.NONE,this.target=new w,this.cursor=new w,this.minDistance=0,this.maxDistance=1/0,this.minZoom=0,this.maxZoom=1/0,this.minTargetRadius=0,this.maxTargetRadius=1/0,this.minPolarAngle=0,this.maxPolarAngle=Math.PI,this.minAzimuthAngle=-1/0,this.maxAzimuthAngle=1/0,this.enableDamping=!1,this.dampingFactor=.05,this.enableZoom=!0,this.zoomSpeed=1,this.enableRotate=!0,this.rotateSpeed=1,this.keyRotateSpeed=1,this.enablePan=!0,this.panSpeed=1,this.screenSpacePanning=!0,this.keyPanSpeed=7,this.zoomToCursor=!1,this.autoRotate=!1,this.autoRotateSpeed=2,this.keys={LEFT:"ArrowLeft",UP:"ArrowUp",RIGHT:"ArrowRight",BOTTOM:"ArrowDown"},this.mouseButtons={LEFT:_r.ROTATE,MIDDLE:_r.DOLLY,RIGHT:_r.PAN},this.touches={ONE:xr.ROTATE,TWO:xr.DOLLY_PAN},this.target0=this.target.clone(),this.position0=this.object.position.clone(),this.zoom0=this.object.zoom,this._domElementKeyEvents=null,this._lastPosition=new w,this._lastQuaternion=new ni,this._lastTargetPosition=new w,this._quat=new ni().setFromUnitVectors(e.up,new w(0,1,0)),this._quatInverse=this._quat.clone().invert(),this._spherical=new Nc,this._sphericalDelta=new Nc,this._scale=1,this._panOffset=new w,this._rotateStart=new oe,this._rotateEnd=new oe,this._rotateDelta=new oe,this._panStart=new oe,this._panEnd=new oe,this._panDelta=new oe,this._dollyStart=new oe,this._dollyEnd=new oe,this._dollyDelta=new oe,this._dollyDirection=new w,this._mouse=new oe,this._performCursorZoom=!1,this._pointers=[],this._pointerPositions={},this._controlActive=!1,this._onPointerMove=g0.bind(this),this._onPointerDown=m0.bind(this),this._onPointerUp=v0.bind(this),this._onContextMenu=S0.bind(this),this._onMouseWheel=y0.bind(this),this._onKeyDown=M0.bind(this),this._onTouchStart=b0.bind(this),this._onTouchMove=T0.bind(this),this._onMouseDown=_0.bind(this),this._onMouseMove=x0.bind(this),this._interceptControlDown=E0.bind(this),this._interceptControlUp=w0.bind(this),this.domElement!==null&&this.connect(this.domElement),this.update()}connect(e){super.connect(e),this.domElement.addEventListener("pointerdown",this._onPointerDown),this.domElement.addEventListener("pointercancel",this._onPointerUp),this.domElement.addEventListener("contextmenu",this._onContextMenu),this.domElement.addEventListener("wheel",this._onMouseWheel,{passive:!1}),this.domElement.getRootNode().addEventListener("keydown",this._interceptControlDown,{passive:!0,capture:!0}),this.domElement.style.touchAction="none"}disconnect(){this.domElement.removeEventListener("pointerdown",this._onPointerDown),this.domElement.removeEventListener("pointermove",this._onPointerMove),this.domElement.removeEventListener("pointerup",this._onPointerUp),this.domElement.removeEventListener("pointercancel",this._onPointerUp),this.domElement.removeEventListener("wheel",this._onMouseWheel),this.domElement.removeEventListener("contextmenu",this._onContextMenu),this.stopListenToKeyEvents(),this.domElement.getRootNode().removeEventListener("keydown",this._interceptControlDown,{capture:!0}),this.domElement.style.touchAction="auto"}dispose(){this.disconnect()}getPolarAngle(){return this._spherical.phi}getAzimuthalAngle(){return this._spherical.theta}getDistance(){return this.object.position.distanceTo(this.target)}listenToKeyEvents(e){e.addEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=e}stopListenToKeyEvents(){this._domElementKeyEvents!==null&&(this._domElementKeyEvents.removeEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=null)}saveState(){this.target0.copy(this.target),this.position0.copy(this.object.position),this.zoom0=this.object.zoom}reset(){this.target.copy(this.target0),this.object.position.copy(this.position0),this.object.zoom=this.zoom0,this.object.updateProjectionMatrix(),this.dispatchEvent(fh),this.update(),this.state=st.NONE}update(e=null){const t=this.object.position;Tt.copy(t).sub(this.target),Tt.applyQuaternion(this._quat),this._spherical.setFromVector3(Tt),this.autoRotate&&this.state===st.NONE&&this._rotateLeft(this._getAutoRotationAngle(e)),this.enableDamping?(this._spherical.theta+=this._sphericalDelta.theta*this.dampingFactor,this._spherical.phi+=this._sphericalDelta.phi*this.dampingFactor):(this._spherical.theta+=this._sphericalDelta.theta,this._spherical.phi+=this._sphericalDelta.phi);let i=this.minAzimuthAngle,s=this.maxAzimuthAngle;isFinite(i)&&isFinite(s)&&(i<-Math.PI?i+=Ht:i>Math.PI&&(i-=Ht),s<-Math.PI?s+=Ht:s>Math.PI&&(s-=Ht),i<=s?this._spherical.theta=Math.max(i,Math.min(s,this._spherical.theta)):this._spherical.theta=this._spherical.theta>(i+s)/2?Math.max(i,this._spherical.theta):Math.min(s,this._spherical.theta)),this._spherical.phi=Math.max(this.minPolarAngle,Math.min(this.maxPolarAngle,this._spherical.phi)),this._spherical.makeSafe(),this.enableDamping===!0?this.target.addScaledVector(this._panOffset,this.dampingFactor):this.target.add(this._panOffset),this.target.sub(this.cursor),this.target.clampLength(this.minTargetRadius,this.maxTargetRadius),this.target.add(this.cursor);let n=!1;if(this.zoomToCursor&&this._performCursorZoom||this.object.isOrthographicCamera)this._spherical.radius=this._clampDistance(this._spherical.radius);else{const a=this._spherical.radius;this._spherical.radius=this._clampDistance(this._spherical.radius*this._scale),n=a!=this._spherical.radius}if(Tt.setFromSpherical(this._spherical),Tt.applyQuaternion(this._quatInverse),t.copy(this.target).add(Tt),this.object.lookAt(this.target),this.enableDamping===!0?(this._sphericalDelta.theta*=1-this.dampingFactor,this._sphericalDelta.phi*=1-this.dampingFactor,this._panOffset.multiplyScalar(1-this.dampingFactor)):(this._sphericalDelta.set(0,0,0),this._panOffset.set(0,0,0)),this.zoomToCursor&&this._performCursorZoom){let a=null;if(this.object.isPerspectiveCamera){const o=Tt.length();a=this._clampDistance(o*this._scale);const l=o-a;this.object.position.addScaledVector(this._dollyDirection,l),this.object.updateMatrixWorld(),n=!!l}else if(this.object.isOrthographicCamera){const o=new w(this._mouse.x,this._mouse.y,0);o.unproject(this.object);const l=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),this.object.updateProjectionMatrix(),n=l!==this.object.zoom;const c=new w(this._mouse.x,this._mouse.y,0);c.unproject(this.object),this.object.position.sub(c).add(o),this.object.updateMatrixWorld(),a=Tt.length()}else console.warn("WARNING: OrbitControls.js encountered an unknown camera type - zoom to cursor disabled."),this.zoomToCursor=!1;a!==null&&(this.screenSpacePanning?this.target.set(0,0,-1).transformDirection(this.object.matrix).multiplyScalar(a).add(this.object.position):(Ln.origin.copy(this.object.position),Ln.direction.set(0,0,-1).transformDirection(this.object.matrix),Math.abs(this.object.up.dot(Ln.direction))<f0?this.object.lookAt(this.target):(gh.setFromNormalAndCoplanarPoint(this.object.up,this.target),Ln.intersectPlane(gh,this.target))))}else if(this.object.isOrthographicCamera){const a=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),a!==this.object.zoom&&(this.object.updateProjectionMatrix(),n=!0)}return this._scale=1,this._performCursorZoom=!1,n||this._lastPosition.distanceToSquared(this.object.position)>Go||8*(1-this._lastQuaternion.dot(this.object.quaternion))>Go||this._lastTargetPosition.distanceToSquared(this.target)>Go?(this.dispatchEvent(fh),this._lastPosition.copy(this.object.position),this._lastQuaternion.copy(this.object.quaternion),this._lastTargetPosition.copy(this.target),!0):!1}_getAutoRotationAngle(e){return e!==null?Ht/60*this.autoRotateSpeed*e:Ht/60/60*this.autoRotateSpeed}_getZoomScale(e){const t=Math.abs(e*.01);return Math.pow(.95,this.zoomSpeed*t)}_rotateLeft(e){this._sphericalDelta.theta-=e}_rotateUp(e){this._sphericalDelta.phi-=e}_panLeft(e,t){Tt.setFromMatrixColumn(t,0),Tt.multiplyScalar(-e),this._panOffset.add(Tt)}_panUp(e,t){this.screenSpacePanning===!0?Tt.setFromMatrixColumn(t,1):(Tt.setFromMatrixColumn(t,0),Tt.crossVectors(this.object.up,Tt)),Tt.multiplyScalar(e),this._panOffset.add(Tt)}_pan(e,t){const i=this.domElement;if(this.object.isPerspectiveCamera){const s=this.object.position;Tt.copy(s).sub(this.target);let n=Tt.length();n*=Math.tan(this.object.fov/2*Math.PI/180),this._panLeft(2*e*n/i.clientHeight,this.object.matrix),this._panUp(2*t*n/i.clientHeight,this.object.matrix)}else this.object.isOrthographicCamera?(this._panLeft(e*(this.object.right-this.object.left)/this.object.zoom/i.clientWidth,this.object.matrix),this._panUp(t*(this.object.top-this.object.bottom)/this.object.zoom/i.clientHeight,this.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),this.enablePan=!1)}_dollyOut(e){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale/=e:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_dollyIn(e){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale*=e:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_updateZoomParameters(e,t){if(!this.zoomToCursor)return;this._performCursorZoom=!0;const i=this.domElement.getBoundingClientRect(),s=e-i.left,n=t-i.top,a=i.width,o=i.height;this._mouse.x=s/a*2-1,this._mouse.y=-(n/o)*2+1,this._dollyDirection.set(this._mouse.x,this._mouse.y,1).unproject(this.object).sub(this.object.position).normalize()}_clampDistance(e){return Math.max(this.minDistance,Math.min(this.maxDistance,e))}_handleMouseDownRotate(e){this._rotateStart.set(e.clientX,e.clientY)}_handleMouseDownDolly(e){this._updateZoomParameters(e.clientX,e.clientX),this._dollyStart.set(e.clientX,e.clientY)}_handleMouseDownPan(e){this._panStart.set(e.clientX,e.clientY)}_handleMouseMoveRotate(e){this._rotateEnd.set(e.clientX,e.clientY),this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const t=this.domElement;this._rotateLeft(Ht*this._rotateDelta.x/t.clientHeight),this._rotateUp(Ht*this._rotateDelta.y/t.clientHeight),this._rotateStart.copy(this._rotateEnd),this.update()}_handleMouseMoveDolly(e){this._dollyEnd.set(e.clientX,e.clientY),this._dollyDelta.subVectors(this._dollyEnd,this._dollyStart),this._dollyDelta.y>0?this._dollyOut(this._getZoomScale(this._dollyDelta.y)):this._dollyDelta.y<0&&this._dollyIn(this._getZoomScale(this._dollyDelta.y)),this._dollyStart.copy(this._dollyEnd),this.update()}_handleMouseMovePan(e){this._panEnd.set(e.clientX,e.clientY),this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd),this.update()}_handleMouseWheel(e){this._updateZoomParameters(e.clientX,e.clientY),e.deltaY<0?this._dollyIn(this._getZoomScale(e.deltaY)):e.deltaY>0&&this._dollyOut(this._getZoomScale(e.deltaY)),this.update()}_handleKeyDown(e){let t=!1;switch(e.code){case this.keys.UP:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateUp(Ht*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,this.keyPanSpeed),t=!0;break;case this.keys.BOTTOM:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateUp(-Ht*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,-this.keyPanSpeed),t=!0;break;case this.keys.LEFT:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateLeft(Ht*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(this.keyPanSpeed,0),t=!0;break;case this.keys.RIGHT:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateLeft(-Ht*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(-this.keyPanSpeed,0),t=!0;break}t&&(e.preventDefault(),this.update())}_handleTouchStartRotate(e){if(this._pointers.length===1)this._rotateStart.set(e.pageX,e.pageY);else{const t=this._getSecondPointerPosition(e),i=.5*(e.pageX+t.x),s=.5*(e.pageY+t.y);this._rotateStart.set(i,s)}}_handleTouchStartPan(e){if(this._pointers.length===1)this._panStart.set(e.pageX,e.pageY);else{const t=this._getSecondPointerPosition(e),i=.5*(e.pageX+t.x),s=.5*(e.pageY+t.y);this._panStart.set(i,s)}}_handleTouchStartDolly(e){const t=this._getSecondPointerPosition(e),i=e.pageX-t.x,s=e.pageY-t.y,n=Math.sqrt(i*i+s*s);this._dollyStart.set(0,n)}_handleTouchStartDollyPan(e){this.enableZoom&&this._handleTouchStartDolly(e),this.enablePan&&this._handleTouchStartPan(e)}_handleTouchStartDollyRotate(e){this.enableZoom&&this._handleTouchStartDolly(e),this.enableRotate&&this._handleTouchStartRotate(e)}_handleTouchMoveRotate(e){if(this._pointers.length==1)this._rotateEnd.set(e.pageX,e.pageY);else{const i=this._getSecondPointerPosition(e),s=.5*(e.pageX+i.x),n=.5*(e.pageY+i.y);this._rotateEnd.set(s,n)}this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const t=this.domElement;this._rotateLeft(Ht*this._rotateDelta.x/t.clientHeight),this._rotateUp(Ht*this._rotateDelta.y/t.clientHeight),this._rotateStart.copy(this._rotateEnd)}_handleTouchMovePan(e){if(this._pointers.length===1)this._panEnd.set(e.pageX,e.pageY);else{const t=this._getSecondPointerPosition(e),i=.5*(e.pageX+t.x),s=.5*(e.pageY+t.y);this._panEnd.set(i,s)}this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd)}_handleTouchMoveDolly(e){const t=this._getSecondPointerPosition(e),i=e.pageX-t.x,s=e.pageY-t.y,n=Math.sqrt(i*i+s*s);this._dollyEnd.set(0,n),this._dollyDelta.set(0,Math.pow(this._dollyEnd.y/this._dollyStart.y,this.zoomSpeed)),this._dollyOut(this._dollyDelta.y),this._dollyStart.copy(this._dollyEnd);const a=(e.pageX+t.x)*.5,o=(e.pageY+t.y)*.5;this._updateZoomParameters(a,o)}_handleTouchMoveDollyPan(e){this.enableZoom&&this._handleTouchMoveDolly(e),this.enablePan&&this._handleTouchMovePan(e)}_handleTouchMoveDollyRotate(e){this.enableZoom&&this._handleTouchMoveDolly(e),this.enableRotate&&this._handleTouchMoveRotate(e)}_addPointer(e){this._pointers.push(e.pointerId)}_removePointer(e){delete this._pointerPositions[e.pointerId];for(let t=0;t<this._pointers.length;t++)if(this._pointers[t]==e.pointerId){this._pointers.splice(t,1);return}}_isTrackingPointer(e){for(let t=0;t<this._pointers.length;t++)if(this._pointers[t]==e.pointerId)return!0;return!1}_trackPointer(e){let t=this._pointerPositions[e.pointerId];t===void 0&&(t=new oe,this._pointerPositions[e.pointerId]=t),t.set(e.pageX,e.pageY)}_getSecondPointerPosition(e){const t=e.pointerId===this._pointers[0]?this._pointers[1]:this._pointers[0];return this._pointerPositions[t]}_customWheelEvent(e){const t=e.deltaMode,i={clientX:e.clientX,clientY:e.clientY,deltaY:e.deltaY};switch(t){case 1:i.deltaY*=16;break;case 2:i.deltaY*=100;break}return e.ctrlKey&&!this._controlActive&&(i.deltaY*=10),i}}function m0(r){this.enabled!==!1&&(this._pointers.length===0&&(this.domElement.setPointerCapture(r.pointerId),this.domElement.addEventListener("pointermove",this._onPointerMove),this.domElement.addEventListener("pointerup",this._onPointerUp)),!this._isTrackingPointer(r)&&(this._addPointer(r),r.pointerType==="touch"?this._onTouchStart(r):this._onMouseDown(r)))}function g0(r){this.enabled!==!1&&(r.pointerType==="touch"?this._onTouchMove(r):this._onMouseMove(r))}function v0(r){switch(this._removePointer(r),this._pointers.length){case 0:this.domElement.releasePointerCapture(r.pointerId),this.domElement.removeEventListener("pointermove",this._onPointerMove),this.domElement.removeEventListener("pointerup",this._onPointerUp),this.dispatchEvent(mh),this.state=st.NONE;break;case 1:const e=this._pointers[0],t=this._pointerPositions[e];this._onTouchStart({pointerId:e,pageX:t.x,pageY:t.y});break}}function _0(r){let e;switch(r.button){case 0:e=this.mouseButtons.LEFT;break;case 1:e=this.mouseButtons.MIDDLE;break;case 2:e=this.mouseButtons.RIGHT;break;default:e=-1}switch(e){case _r.DOLLY:if(this.enableZoom===!1)return;this._handleMouseDownDolly(r),this.state=st.DOLLY;break;case _r.ROTATE:if(r.ctrlKey||r.metaKey||r.shiftKey){if(this.enablePan===!1)return;this._handleMouseDownPan(r),this.state=st.PAN}else{if(this.enableRotate===!1)return;this._handleMouseDownRotate(r),this.state=st.ROTATE}break;case _r.PAN:if(r.ctrlKey||r.metaKey||r.shiftKey){if(this.enableRotate===!1)return;this._handleMouseDownRotate(r),this.state=st.ROTATE}else{if(this.enablePan===!1)return;this._handleMouseDownPan(r),this.state=st.PAN}break;default:this.state=st.NONE}this.state!==st.NONE&&this.dispatchEvent(Ho)}function x0(r){switch(this.state){case st.ROTATE:if(this.enableRotate===!1)return;this._handleMouseMoveRotate(r);break;case st.DOLLY:if(this.enableZoom===!1)return;this._handleMouseMoveDolly(r);break;case st.PAN:if(this.enablePan===!1)return;this._handleMouseMovePan(r);break}}function y0(r){this.enabled===!1||this.enableZoom===!1||this.state!==st.NONE||(r.preventDefault(),this.dispatchEvent(Ho),this._handleMouseWheel(this._customWheelEvent(r)),this.dispatchEvent(mh))}function M0(r){this.enabled!==!1&&this._handleKeyDown(r)}function b0(r){switch(this._trackPointer(r),this._pointers.length){case 1:switch(this.touches.ONE){case xr.ROTATE:if(this.enableRotate===!1)return;this._handleTouchStartRotate(r),this.state=st.TOUCH_ROTATE;break;case xr.PAN:if(this.enablePan===!1)return;this._handleTouchStartPan(r),this.state=st.TOUCH_PAN;break;default:this.state=st.NONE}break;case 2:switch(this.touches.TWO){case xr.DOLLY_PAN:if(this.enableZoom===!1&&this.enablePan===!1)return;this._handleTouchStartDollyPan(r),this.state=st.TOUCH_DOLLY_PAN;break;case xr.DOLLY_ROTATE:if(this.enableZoom===!1&&this.enableRotate===!1)return;this._handleTouchStartDollyRotate(r),this.state=st.TOUCH_DOLLY_ROTATE;break;default:this.state=st.NONE}break;default:this.state=st.NONE}this.state!==st.NONE&&this.dispatchEvent(Ho)}function T0(r){switch(this._trackPointer(r),this.state){case st.TOUCH_ROTATE:if(this.enableRotate===!1)return;this._handleTouchMoveRotate(r),this.update();break;case st.TOUCH_PAN:if(this.enablePan===!1)return;this._handleTouchMovePan(r),this.update();break;case st.TOUCH_DOLLY_PAN:if(this.enableZoom===!1&&this.enablePan===!1)return;this._handleTouchMoveDollyPan(r),this.update();break;case st.TOUCH_DOLLY_ROTATE:if(this.enableZoom===!1&&this.enableRotate===!1)return;this._handleTouchMoveDollyRotate(r),this.update();break;default:this.state=st.NONE}}function S0(r){this.enabled!==!1&&r.preventDefault()}function E0(r){r.key==="Control"&&(this._controlActive=!0,this.domElement.getRootNode().addEventListener("keyup",this._interceptControlUp,{passive:!0,capture:!0}))}function w0(r){r.key==="Control"&&(this._controlActive=!1,this.domElement.getRootNode().removeEventListener("keyup",this._interceptControlUp,{passive:!0,capture:!0}))}var es=(r=>(r.Top="top",r.Bottom="bottom",r.Left="left",r.Right="right",r.Front="front",r.Back="back",r.Iso="iso",r))(es||{}),ts=(r=>(r.Perspective="perspective",r.Orthographic="orthographic",r))(ts||{}),In=(r=>(r.Orbit="orbit",r.FirstPerson="walk",r.PanOnly="pan_only",r))(In||{});class C0{camera;controls;engineState;constructor(e,t,i,s){this.engineState=s,this.camera=new yt(45,t/i,.1,1e4),this.camera.position.set(20,20,20),this.controls=new vh(this.camera,e,this.engineState),this.controls.enableDamping=!0,this.controls.dampingFactor=.05}updateAspect(e,t){this.camera.aspect=e/t,this.camera.updateProjectionMatrix()}tick(){this.controls.update()}setView(e){const t=this.camera.position.length();switch(e){case es.Top:case"top":this.camera.position.set(0,t,0);break;case es.Front:case"front":this.camera.position.set(0,0,t);break;case es.Iso:case"iso":this.camera.position.set(t/Math.sqrt(3),t/Math.sqrt(3),t/Math.sqrt(3));break}this.camera.lookAt(0,0,0),this.controls.update()}}function _h(r,e){if(e===du)return console.warn("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Geometry already defined as triangles."),r;if(e===Ua||e===Cl){let t=r.getIndex();if(t===null){const a=[],o=r.getAttribute("position");if(o!==void 0){for(let l=0;l<o.count;l++)a.push(l);r.setIndex(a),t=r.getIndex()}else return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."),r}const i=t.count-2,s=[];if(e===Ua)for(let a=1;a<=i;a++)s.push(t.getX(0)),s.push(t.getX(a)),s.push(t.getX(a+1));else for(let a=0;a<i;a++)a%2===0?(s.push(t.getX(a)),s.push(t.getX(a+1)),s.push(t.getX(a+2))):(s.push(t.getX(a+2)),s.push(t.getX(a+1)),s.push(t.getX(a)));s.length/3!==i&&console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");const n=r.clone();return n.setIndex(s),n.clearGroups(),n}else return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unknown draw mode:",e),r}class xh extends $i{constructor(e){super(e),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register(function(t){return new L0(t)}),this.register(function(t){return new I0(t)}),this.register(function(t){return new H0(t)}),this.register(function(t){return new G0(t)}),this.register(function(t){return new W0(t)}),this.register(function(t){return new N0(t)}),this.register(function(t){return new O0(t)}),this.register(function(t){return new B0(t)}),this.register(function(t){return new F0(t)}),this.register(function(t){return new D0(t)}),this.register(function(t){return new z0(t)}),this.register(function(t){return new U0(t)}),this.register(function(t){return new V0(t)}),this.register(function(t){return new k0(t)}),this.register(function(t){return new A0(t)}),this.register(function(t){return new j0(t)}),this.register(function(t){return new X0(t)})}load(e,t,i,s){const n=this;let a;if(this.resourcePath!=="")a=this.resourcePath;else if(this.path!==""){const c=Cs.extractUrlBase(e);a=Cs.resolveURL(c,this.path)}else a=Cs.extractUrlBase(e);this.manager.itemStart(e);const o=function(c){s?s(c):console.error(c),n.manager.itemError(e),n.manager.itemEnd(e)},l=new Eo(this.manager);l.setPath(this.path),l.setResponseType("arraybuffer"),l.setRequestHeader(this.requestHeader),l.setWithCredentials(this.withCredentials),l.load(e,function(c){try{n.parse(c,a,function(h){t(h),n.manager.itemEnd(e)},o)}catch(h){o(h)}},i,o)}setDRACOLoader(e){return this.dracoLoader=e,this}setKTX2Loader(e){return this.ktx2Loader=e,this}setMeshoptDecoder(e){return this.meshoptDecoder=e,this}register(e){return this.pluginCallbacks.indexOf(e)===-1&&this.pluginCallbacks.push(e),this}unregister(e){return this.pluginCallbacks.indexOf(e)!==-1&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this}parse(e,t,i,s){let n;const a={},o={},l=new TextDecoder;if(typeof e=="string")n=JSON.parse(e);else if(e instanceof ArrayBuffer)if(l.decode(new Uint8Array(e,0,4))===yh){try{a[He.KHR_BINARY_GLTF]=new q0(e)}catch(h){s&&s(h);return}n=JSON.parse(a[He.KHR_BINARY_GLTF].content)}else n=JSON.parse(l.decode(e));else n=e;if(n.asset===void 0||n.asset.version[0]<2){s&&s(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported."));return}const c=new a_(n,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});c.fileLoader.setRequestHeader(this.requestHeader);for(let h=0;h<this.pluginCallbacks.length;h++){const u=this.pluginCallbacks[h](c);u.name||console.error("THREE.GLTFLoader: Invalid plugin found: missing name"),o[u.name]=u,a[u.name]=!0}if(n.extensionsUsed)for(let h=0;h<n.extensionsUsed.length;++h){const u=n.extensionsUsed[h],d=n.extensionsRequired||[];switch(u){case He.KHR_MATERIALS_UNLIT:a[u]=new P0;break;case He.KHR_DRACO_MESH_COMPRESSION:a[u]=new Y0(n,this.dracoLoader);break;case He.KHR_TEXTURE_TRANSFORM:a[u]=new K0;break;case He.KHR_MESH_QUANTIZATION:a[u]=new Z0;break;default:d.indexOf(u)>=0&&o[u]===void 0&&console.warn('THREE.GLTFLoader: Unknown extension "'+u+'".')}}c.setExtensions(a),c.setPlugins(o),c.parse(i,s)}parseAsync(e,t){const i=this;return new Promise(function(s,n){i.parse(e,t,s,n)})}}function R0(){let r={};return{get:function(e){return r[e]},add:function(e,t){r[e]=t},remove:function(e){delete r[e]},removeAll:function(){r={}}}}const He={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_DISPERSION:"KHR_materials_dispersion",KHR_MATERIALS_IOR:"KHR_materials_ior",KHR_MATERIALS_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_IRIDESCENCE:"KHR_materials_iridescence",KHR_MATERIALS_ANISOTROPY:"KHR_materials_anisotropy",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",KHR_MATERIALS_EMISSIVE_STRENGTH:"KHR_materials_emissive_strength",EXT_MATERIALS_BUMP:"EXT_materials_bump",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_TEXTURE_AVIF:"EXT_texture_avif",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression",EXT_MESH_GPU_INSTANCING:"EXT_mesh_gpu_instancing"};class A0{constructor(e){this.parser=e,this.name=He.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const e=this.parser,t=this.parser.json.nodes||[];for(let i=0,s=t.length;i<s;i++){const n=t[i];n.extensions&&n.extensions[this.name]&&n.extensions[this.name].light!==void 0&&e._addNodeRef(this.cache,n.extensions[this.name].light)}}_loadLight(e){const t=this.parser,i="light:"+e;let s=t.cache.get(i);if(s)return s;const n=t.json,a=((n.extensions&&n.extensions[this.name]||{}).lights||[])[e];let o;const l=new _e(16777215);a.color!==void 0&&l.setRGB(a.color[0],a.color[1],a.color[2],Lt);const c=a.range!==void 0?a.range:0;switch(a.type){case"directional":o=new Pc(l),o.target.position.set(0,0,-1),o.add(o.target);break;case"point":o=new jd(l),o.distance=c;break;case"spot":o=new Gd(l),o.distance=c,a.spot=a.spot||{},a.spot.innerConeAngle=a.spot.innerConeAngle!==void 0?a.spot.innerConeAngle:0,a.spot.outerConeAngle=a.spot.outerConeAngle!==void 0?a.spot.outerConeAngle:Math.PI/4,o.angle=a.spot.outerConeAngle,o.penumbra=1-a.spot.innerConeAngle/a.spot.outerConeAngle,o.target.position.set(0,0,-1),o.add(o.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+a.type)}return o.position.set(0,0,0),wi(o,a),a.intensity!==void 0&&(o.intensity=a.intensity),o.name=t.createUniqueName(a.name||"light_"+e),s=Promise.resolve(o),t.cache.add(i,s),s}getDependency(e,t){if(e==="light")return this._loadLight(t)}createNodeAttachment(e){const t=this,i=this.parser,s=i.json.nodes[e],n=(s.extensions&&s.extensions[this.name]||{}).light;return n===void 0?null:this._loadLight(n).then(function(a){return i._getNodeRef(t.cache,n,a)})}}class P0{constructor(){this.name=He.KHR_MATERIALS_UNLIT}getMaterialType(){return Ot}extendParams(e,t,i){const s=[];e.color=new _e(1,1,1),e.opacity=1;const n=t.pbrMetallicRoughness;if(n){if(Array.isArray(n.baseColorFactor)){const a=n.baseColorFactor;e.color.setRGB(a[0],a[1],a[2],Lt),e.opacity=a[3]}n.baseColorTexture!==void 0&&s.push(i.assignTexture(e,"map",n.baseColorTexture,St))}return Promise.all(s)}}class D0{constructor(e){this.parser=e,this.name=He.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(e,t){const i=this.parser.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=i.extensions[this.name].emissiveStrength;return s!==void 0&&(t.emissiveIntensity=s),Promise.resolve()}}class L0{constructor(e){this.parser=e,this.name=He.KHR_MATERIALS_CLEARCOAT}getMaterialType(e){const t=this.parser.json.materials[e];return!t.extensions||!t.extensions[this.name]?null:Si}extendMaterialParams(e,t){const i=this.parser,s=i.json.materials[e];if(!s.extensions||!s.extensions[this.name])return Promise.resolve();const n=[],a=s.extensions[this.name];if(a.clearcoatFactor!==void 0&&(t.clearcoat=a.clearcoatFactor),a.clearcoatTexture!==void 0&&n.push(i.assignTexture(t,"clearcoatMap",a.clearcoatTexture)),a.clearcoatRoughnessFactor!==void 0&&(t.clearcoatRoughness=a.clearcoatRoughnessFactor),a.clearcoatRoughnessTexture!==void 0&&n.push(i.assignTexture(t,"clearcoatRoughnessMap",a.clearcoatRoughnessTexture)),a.clearcoatNormalTexture!==void 0&&(n.push(i.assignTexture(t,"clearcoatNormalMap",a.clearcoatNormalTexture)),a.clearcoatNormalTexture.scale!==void 0)){const o=a.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new oe(o,o)}return Promise.all(n)}}class I0{constructor(e){this.parser=e,this.name=He.KHR_MATERIALS_DISPERSION}getMaterialType(e){const t=this.parser.json.materials[e];return!t.extensions||!t.extensions[this.name]?null:Si}extendMaterialParams(e,t){const i=this.parser.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=i.extensions[this.name];return t.dispersion=s.dispersion!==void 0?s.dispersion:0,Promise.resolve()}}class U0{constructor(e){this.parser=e,this.name=He.KHR_MATERIALS_IRIDESCENCE}getMaterialType(e){const t=this.parser.json.materials[e];return!t.extensions||!t.extensions[this.name]?null:Si}extendMaterialParams(e,t){const i=this.parser,s=i.json.materials[e];if(!s.extensions||!s.extensions[this.name])return Promise.resolve();const n=[],a=s.extensions[this.name];return a.iridescenceFactor!==void 0&&(t.iridescence=a.iridescenceFactor),a.iridescenceTexture!==void 0&&n.push(i.assignTexture(t,"iridescenceMap",a.iridescenceTexture)),a.iridescenceIor!==void 0&&(t.iridescenceIOR=a.iridescenceIor),t.iridescenceThicknessRange===void 0&&(t.iridescenceThicknessRange=[100,400]),a.iridescenceThicknessMinimum!==void 0&&(t.iridescenceThicknessRange[0]=a.iridescenceThicknessMinimum),a.iridescenceThicknessMaximum!==void 0&&(t.iridescenceThicknessRange[1]=a.iridescenceThicknessMaximum),a.iridescenceThicknessTexture!==void 0&&n.push(i.assignTexture(t,"iridescenceThicknessMap",a.iridescenceThicknessTexture)),Promise.all(n)}}class N0{constructor(e){this.parser=e,this.name=He.KHR_MATERIALS_SHEEN}getMaterialType(e){const t=this.parser.json.materials[e];return!t.extensions||!t.extensions[this.name]?null:Si}extendMaterialParams(e,t){const i=this.parser,s=i.json.materials[e];if(!s.extensions||!s.extensions[this.name])return Promise.resolve();const n=[];t.sheenColor=new _e(0,0,0),t.sheenRoughness=0,t.sheen=1;const a=s.extensions[this.name];if(a.sheenColorFactor!==void 0){const o=a.sheenColorFactor;t.sheenColor.setRGB(o[0],o[1],o[2],Lt)}return a.sheenRoughnessFactor!==void 0&&(t.sheenRoughness=a.sheenRoughnessFactor),a.sheenColorTexture!==void 0&&n.push(i.assignTexture(t,"sheenColorMap",a.sheenColorTexture,St)),a.sheenRoughnessTexture!==void 0&&n.push(i.assignTexture(t,"sheenRoughnessMap",a.sheenRoughnessTexture)),Promise.all(n)}}class O0{constructor(e){this.parser=e,this.name=He.KHR_MATERIALS_TRANSMISSION}getMaterialType(e){const t=this.parser.json.materials[e];return!t.extensions||!t.extensions[this.name]?null:Si}extendMaterialParams(e,t){const i=this.parser,s=i.json.materials[e];if(!s.extensions||!s.extensions[this.name])return Promise.resolve();const n=[],a=s.extensions[this.name];return a.transmissionFactor!==void 0&&(t.transmission=a.transmissionFactor),a.transmissionTexture!==void 0&&n.push(i.assignTexture(t,"transmissionMap",a.transmissionTexture)),Promise.all(n)}}class B0{constructor(e){this.parser=e,this.name=He.KHR_MATERIALS_VOLUME}getMaterialType(e){const t=this.parser.json.materials[e];return!t.extensions||!t.extensions[this.name]?null:Si}extendMaterialParams(e,t){const i=this.parser,s=i.json.materials[e];if(!s.extensions||!s.extensions[this.name])return Promise.resolve();const n=[],a=s.extensions[this.name];t.thickness=a.thicknessFactor!==void 0?a.thicknessFactor:0,a.thicknessTexture!==void 0&&n.push(i.assignTexture(t,"thicknessMap",a.thicknessTexture)),t.attenuationDistance=a.attenuationDistance||1/0;const o=a.attenuationColor||[1,1,1];return t.attenuationColor=new _e().setRGB(o[0],o[1],o[2],Lt),Promise.all(n)}}class F0{constructor(e){this.parser=e,this.name=He.KHR_MATERIALS_IOR}getMaterialType(e){const t=this.parser.json.materials[e];return!t.extensions||!t.extensions[this.name]?null:Si}extendMaterialParams(e,t){const i=this.parser.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=i.extensions[this.name];return t.ior=s.ior!==void 0?s.ior:1.5,Promise.resolve()}}class z0{constructor(e){this.parser=e,this.name=He.KHR_MATERIALS_SPECULAR}getMaterialType(e){const t=this.parser.json.materials[e];return!t.extensions||!t.extensions[this.name]?null:Si}extendMaterialParams(e,t){const i=this.parser,s=i.json.materials[e];if(!s.extensions||!s.extensions[this.name])return Promise.resolve();const n=[],a=s.extensions[this.name];t.specularIntensity=a.specularFactor!==void 0?a.specularFactor:1,a.specularTexture!==void 0&&n.push(i.assignTexture(t,"specularIntensityMap",a.specularTexture));const o=a.specularColorFactor||[1,1,1];return t.specularColor=new _e().setRGB(o[0],o[1],o[2],Lt),a.specularColorTexture!==void 0&&n.push(i.assignTexture(t,"specularColorMap",a.specularColorTexture,St)),Promise.all(n)}}class k0{constructor(e){this.parser=e,this.name=He.EXT_MATERIALS_BUMP}getMaterialType(e){const t=this.parser.json.materials[e];return!t.extensions||!t.extensions[this.name]?null:Si}extendMaterialParams(e,t){const i=this.parser,s=i.json.materials[e];if(!s.extensions||!s.extensions[this.name])return Promise.resolve();const n=[],a=s.extensions[this.name];return t.bumpScale=a.bumpFactor!==void 0?a.bumpFactor:1,a.bumpTexture!==void 0&&n.push(i.assignTexture(t,"bumpMap",a.bumpTexture)),Promise.all(n)}}class V0{constructor(e){this.parser=e,this.name=He.KHR_MATERIALS_ANISOTROPY}getMaterialType(e){const t=this.parser.json.materials[e];return!t.extensions||!t.extensions[this.name]?null:Si}extendMaterialParams(e,t){const i=this.parser,s=i.json.materials[e];if(!s.extensions||!s.extensions[this.name])return Promise.resolve();const n=[],a=s.extensions[this.name];return a.anisotropyStrength!==void 0&&(t.anisotropy=a.anisotropyStrength),a.anisotropyRotation!==void 0&&(t.anisotropyRotation=a.anisotropyRotation),a.anisotropyTexture!==void 0&&n.push(i.assignTexture(t,"anisotropyMap",a.anisotropyTexture)),Promise.all(n)}}class H0{constructor(e){this.parser=e,this.name=He.KHR_TEXTURE_BASISU}loadTexture(e){const t=this.parser,i=t.json,s=i.textures[e];if(!s.extensions||!s.extensions[this.name])return null;const n=s.extensions[this.name],a=t.options.ktx2Loader;if(!a){if(i.extensionsRequired&&i.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return t.loadTextureImage(e,n.source,a)}}class G0{constructor(e){this.parser=e,this.name=He.EXT_TEXTURE_WEBP}loadTexture(e){const t=this.name,i=this.parser,s=i.json,n=s.textures[e];if(!n.extensions||!n.extensions[t])return null;const a=n.extensions[t],o=s.images[a.source];let l=i.textureLoader;if(o.uri){const c=i.options.manager.getHandler(o.uri);c!==null&&(l=c)}return i.loadTextureImage(e,a.source,l)}}class W0{constructor(e){this.parser=e,this.name=He.EXT_TEXTURE_AVIF}loadTexture(e){const t=this.name,i=this.parser,s=i.json,n=s.textures[e];if(!n.extensions||!n.extensions[t])return null;const a=n.extensions[t],o=s.images[a.source];let l=i.textureLoader;if(o.uri){const c=i.options.manager.getHandler(o.uri);c!==null&&(l=c)}return i.loadTextureImage(e,a.source,l)}}class j0{constructor(e){this.name=He.EXT_MESHOPT_COMPRESSION,this.parser=e}loadBufferView(e){const t=this.parser.json,i=t.bufferViews[e];if(i.extensions&&i.extensions[this.name]){const s=i.extensions[this.name],n=this.parser.getDependency("buffer",s.buffer),a=this.parser.options.meshoptDecoder;if(!a||!a.supported){if(t.extensionsRequired&&t.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return n.then(function(o){const l=s.byteOffset||0,c=s.byteLength||0,h=s.count,u=s.byteStride,d=new Uint8Array(o,l,c);return a.decodeGltfBufferAsync?a.decodeGltfBufferAsync(h,u,d,s.mode,s.filter).then(function(f){return f.buffer}):a.ready.then(function(){const f=new ArrayBuffer(h*u);return a.decodeGltfBuffer(new Uint8Array(f),h,u,d,s.mode,s.filter),f})})}else return null}}class X0{constructor(e){this.name=He.EXT_MESH_GPU_INSTANCING,this.parser=e}createNodeMesh(e){const t=this.parser.json,i=t.nodes[e];if(!i.extensions||!i.extensions[this.name]||i.mesh===void 0)return null;const s=t.meshes[i.mesh];for(const l of s.primitives)if(l.mode!==Jt.TRIANGLES&&l.mode!==Jt.TRIANGLE_STRIP&&l.mode!==Jt.TRIANGLE_FAN&&l.mode!==void 0)return null;const n=i.extensions[this.name].attributes,a=[],o={};for(const l in n)a.push(this.parser.getDependency("accessor",n[l]).then(c=>(o[l]=c,o[l])));return a.length<1?null:(a.push(this.parser.createNodeMesh(e)),Promise.all(a).then(l=>{const c=l.pop(),h=c.isGroup?c.children:[c],u=l[0].count,d=[];for(const f of h){const g=new De,v=new w,m=new ni,p=new w(1,1,1),y=new _d(f.geometry,f.material,u);for(let _=0;_<u;_++)o.TRANSLATION&&v.fromBufferAttribute(o.TRANSLATION,_),o.ROTATION&&m.fromBufferAttribute(o.ROTATION,_),o.SCALE&&p.fromBufferAttribute(o.SCALE,_),y.setMatrixAt(_,g.compose(v,m,p));for(const _ in o)if(_==="_COLOR_0"){const E=o[_];y.instanceColor=new vo(E.array,E.itemSize,E.normalized)}else _!=="TRANSLATION"&&_!=="ROTATION"&&_!=="SCALE"&&f.geometry.setAttribute(_,o[_]);ht.prototype.copy.call(y,f),this.parser.assignFinalMaterial(y),d.push(y)}return c.isGroup?(c.clear(),c.add(...d),c):d[0]}))}}const yh="glTF",Ds=12,Mh={JSON:1313821514,BIN:5130562};class q0{constructor(e){this.name=He.KHR_BINARY_GLTF,this.content=null,this.body=null;const t=new DataView(e,0,Ds),i=new TextDecoder;if(this.header={magic:i.decode(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==yh)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const s=this.header.length-Ds,n=new DataView(e,Ds);let a=0;for(;a<s;){const o=n.getUint32(a,!0);a+=4;const l=n.getUint32(a,!0);if(a+=4,l===Mh.JSON){const c=new Uint8Array(e,Ds+a,o);this.content=i.decode(c)}else if(l===Mh.BIN){const c=Ds+a;this.body=e.slice(c,c+o)}a+=o}if(this.content===null)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class Y0{constructor(e,t){if(!t)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=He.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=t,this.dracoLoader.preload()}decodePrimitive(e,t){const i=this.json,s=this.dracoLoader,n=e.extensions[this.name].bufferView,a=e.extensions[this.name].attributes,o={},l={},c={};for(const h in a){const u=jo[h]||h.toLowerCase();o[u]=a[h]}for(const h in e.attributes){const u=jo[h]||h.toLowerCase();if(a[h]!==void 0){const d=i.accessors[e.attributes[h]],f=is[d.componentType];c[u]=f.name,l[u]=d.normalized===!0}}return t.getDependency("bufferView",n).then(function(h){return new Promise(function(u,d){s.decodeDracoFile(h,function(f){for(const g in f.attributes){const v=f.attributes[g],m=l[g];m!==void 0&&(v.normalized=m)}u(f)},o,c,Lt,d)})})}}class K0{constructor(){this.name=He.KHR_TEXTURE_TRANSFORM}extendTexture(e,t){return(t.texCoord===void 0||t.texCoord===e.channel)&&t.offset===void 0&&t.rotation===void 0&&t.scale===void 0||(e=e.clone(),t.texCoord!==void 0&&(e.channel=t.texCoord),t.offset!==void 0&&e.offset.fromArray(t.offset),t.rotation!==void 0&&(e.rotation=t.rotation),t.scale!==void 0&&e.repeat.fromArray(t.scale),e.needsUpdate=!0),e}}class Z0{constructor(){this.name=He.KHR_MESH_QUANTIZATION}}class bh extends Ss{constructor(e,t,i,s){super(e,t,i,s)}copySampleValue_(e){const t=this.resultBuffer,i=this.sampleValues,s=this.valueSize,n=e*s*3+s;for(let a=0;a!==s;a++)t[a]=i[n+a];return t}interpolate_(e,t,i,s){const n=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=o*2,c=o*3,h=s-t,u=(i-t)/h,d=u*u,f=d*u,g=e*c,v=g-c,m=-2*f+3*d,p=f-d,y=1-m,_=p-d+u;for(let E=0;E!==o;E++){const A=a[v+E+o],S=a[v+E+l]*h,R=a[g+E+o],I=a[g+E]*h;n[E]=y*A+_*S+m*R+p*I}return n}}const $0=new ni;class J0 extends bh{interpolate_(e,t,i,s){const n=super.interpolate_(e,t,i,s);return $0.fromArray(n).normalize().toArray(n),n}}const Jt={POINTS:0,LINES:1,LINE_LOOP:2,LINE_STRIP:3,TRIANGLES:4,TRIANGLE_STRIP:5,TRIANGLE_FAN:6},is={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},Th={9728:At,9729:vt,9984:vl,9985:zs,9986:os,9987:yi},Sh={33071:Yt,33648:Fs,10497:xi},Wo={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},jo={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv1",TEXCOORD_2:"uv2",TEXCOORD_3:"uv3",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},tr={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},Q0={CUBICSPLINE:void 0,LINEAR:us,STEP:hs},Xo={OPAQUE:"OPAQUE",MASK:"MASK",BLEND:"BLEND"};function e_(r){return r.DefaultMaterial===void 0&&(r.DefaultMaterial=new So({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:_i})),r.DefaultMaterial}function mr(r,e,t){for(const i in t.extensions)r[i]===void 0&&(e.userData.gltfExtensions=e.userData.gltfExtensions||{},e.userData.gltfExtensions[i]=t.extensions[i])}function wi(r,e){e.extras!==void 0&&(typeof e.extras=="object"?Object.assign(r.userData,e.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+e.extras))}function t_(r,e,t){let i=!1,s=!1,n=!1;for(let c=0,h=e.length;c<h;c++){const u=e[c];if(u.POSITION!==void 0&&(i=!0),u.NORMAL!==void 0&&(s=!0),u.COLOR_0!==void 0&&(n=!0),i&&s&&n)break}if(!i&&!s&&!n)return Promise.resolve(r);const a=[],o=[],l=[];for(let c=0,h=e.length;c<h;c++){const u=e[c];if(i){const d=u.POSITION!==void 0?t.getDependency("accessor",u.POSITION):r.attributes.position;a.push(d)}if(s){const d=u.NORMAL!==void 0?t.getDependency("accessor",u.NORMAL):r.attributes.normal;o.push(d)}if(n){const d=u.COLOR_0!==void 0?t.getDependency("accessor",u.COLOR_0):r.attributes.color;l.push(d)}}return Promise.all([Promise.all(a),Promise.all(o),Promise.all(l)]).then(function(c){const h=c[0],u=c[1],d=c[2];return i&&(r.morphAttributes.position=h),s&&(r.morphAttributes.normal=u),n&&(r.morphAttributes.color=d),r.morphTargetsRelative=!0,r})}function i_(r,e){if(r.updateMorphTargets(),e.weights!==void 0)for(let t=0,i=e.weights.length;t<i;t++)r.morphTargetInfluences[t]=e.weights[t];if(e.extras&&Array.isArray(e.extras.targetNames)){const t=e.extras.targetNames;if(r.morphTargetInfluences.length===t.length){r.morphTargetDictionary={};for(let i=0,s=t.length;i<s;i++)r.morphTargetDictionary[t[i]]=i}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function r_(r){let e;const t=r.extensions&&r.extensions[He.KHR_DRACO_MESH_COMPRESSION];if(t?e="draco:"+t.bufferView+":"+t.indices+":"+qo(t.attributes):e=r.indices+":"+qo(r.attributes)+":"+r.mode,r.targets!==void 0)for(let i=0,s=r.targets.length;i<s;i++)e+=":"+qo(r.targets[i]);return e}function qo(r){let e="";const t=Object.keys(r).sort();for(let i=0,s=t.length;i<s;i++)e+=t[i]+":"+r[t[i]]+";";return e}function Yo(r){switch(r){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}function s_(r){return r.search(/\.jpe?g($|\?)/i)>0||r.search(/^data\:image\/jpeg/)===0?"image/jpeg":r.search(/\.webp($|\?)/i)>0||r.search(/^data\:image\/webp/)===0?"image/webp":r.search(/\.ktx2($|\?)/i)>0||r.search(/^data\:image\/ktx2/)===0?"image/ktx2":"image/png"}const n_=new De;class a_{constructor(e={},t={}){this.json=e,this.extensions={},this.plugins={},this.options=t,this.cache=new R0,this.associations=new Map,this.primitiveCache={},this.nodeCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.sourceCache={},this.textureCache={},this.nodeNamesUsed={};let i=!1,s=-1,n=!1,a=-1;if(typeof navigator<"u"){const o=navigator.userAgent;i=/^((?!chrome|android).)*safari/i.test(o)===!0;const l=o.match(/Version\/(\d+)/);s=i&&l?parseInt(l[1],10):-1,n=o.indexOf("Firefox")>-1,a=n?o.match(/Firefox\/([0-9]+)\./)[1]:-1}typeof createImageBitmap>"u"||i&&s<17||n&&a<98?this.textureLoader=new wc(this.options.manager):this.textureLoader=new qd(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new Eo(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),this.options.crossOrigin==="use-credentials"&&this.fileLoader.setWithCredentials(!0)}setExtensions(e){this.extensions=e}setPlugins(e){this.plugins=e}parse(e,t){const i=this,s=this.json,n=this.extensions;this.cache.removeAll(),this.nodeCache={},this._invokeAll(function(a){return a._markDefs&&a._markDefs()}),Promise.all(this._invokeAll(function(a){return a.beforeRoot&&a.beforeRoot()})).then(function(){return Promise.all([i.getDependencies("scene"),i.getDependencies("animation"),i.getDependencies("camera")])}).then(function(a){const o={scene:a[0][s.scene||0],scenes:a[0],animations:a[1],cameras:a[2],asset:s.asset,parser:i,userData:{}};return mr(n,o,s),wi(o,s),Promise.all(i._invokeAll(function(l){return l.afterRoot&&l.afterRoot(o)})).then(function(){for(const l of o.scenes)l.updateMatrixWorld();e(o)})}).catch(t)}_markDefs(){const e=this.json.nodes||[],t=this.json.skins||[],i=this.json.meshes||[];for(let s=0,n=t.length;s<n;s++){const a=t[s].joints;for(let o=0,l=a.length;o<l;o++)e[a[o]].isBone=!0}for(let s=0,n=e.length;s<n;s++){const a=e[s];a.mesh!==void 0&&(this._addNodeRef(this.meshCache,a.mesh),a.skin!==void 0&&(i[a.mesh].isSkinnedMesh=!0)),a.camera!==void 0&&this._addNodeRef(this.cameraCache,a.camera)}}_addNodeRef(e,t){t!==void 0&&(e.refs[t]===void 0&&(e.refs[t]=e.uses[t]=0),e.refs[t]++)}_getNodeRef(e,t,i){if(e.refs[t]<=1)return i;const s=i.clone(),n=(a,o)=>{const l=this.associations.get(a);l!=null&&this.associations.set(o,l);for(const[c,h]of a.children.entries())n(h,o.children[c])};return n(i,s),s.name+="_instance_"+e.uses[t]++,s}_invokeOne(e){const t=Object.values(this.plugins);t.push(this);for(let i=0;i<t.length;i++){const s=e(t[i]);if(s)return s}return null}_invokeAll(e){const t=Object.values(this.plugins);t.unshift(this);const i=[];for(let s=0;s<t.length;s++){const n=e(t[s]);n&&i.push(n)}return i}getDependency(e,t){const i=e+":"+t;let s=this.cache.get(i);if(!s){switch(e){case"scene":s=this.loadScene(t);break;case"node":s=this._invokeOne(function(n){return n.loadNode&&n.loadNode(t)});break;case"mesh":s=this._invokeOne(function(n){return n.loadMesh&&n.loadMesh(t)});break;case"accessor":s=this.loadAccessor(t);break;case"bufferView":s=this._invokeOne(function(n){return n.loadBufferView&&n.loadBufferView(t)});break;case"buffer":s=this.loadBuffer(t);break;case"material":s=this._invokeOne(function(n){return n.loadMaterial&&n.loadMaterial(t)});break;case"texture":s=this._invokeOne(function(n){return n.loadTexture&&n.loadTexture(t)});break;case"skin":s=this.loadSkin(t);break;case"animation":s=this._invokeOne(function(n){return n.loadAnimation&&n.loadAnimation(t)});break;case"camera":s=this.loadCamera(t);break;default:if(s=this._invokeOne(function(n){return n!=this&&n.getDependency&&n.getDependency(e,t)}),!s)throw new Error("Unknown type: "+e);break}this.cache.add(i,s)}return s}getDependencies(e){let t=this.cache.get(e);if(!t){const i=this,s=this.json[e+(e==="mesh"?"es":"s")]||[];t=Promise.all(s.map(function(n,a){return i.getDependency(e,a)})),this.cache.add(e,t)}return t}loadBuffer(e){const t=this.json.buffers[e],i=this.fileLoader;if(t.type&&t.type!=="arraybuffer")throw new Error("THREE.GLTFLoader: "+t.type+" buffer type is not supported.");if(t.uri===void 0&&e===0)return Promise.resolve(this.extensions[He.KHR_BINARY_GLTF].body);const s=this.options;return new Promise(function(n,a){i.load(Cs.resolveURL(t.uri,s.path),n,void 0,function(){a(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))})})}loadBufferView(e){const t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then(function(i){const s=t.byteLength||0,n=t.byteOffset||0;return i.slice(n,n+s)})}loadAccessor(e){const t=this,i=this.json,s=this.json.accessors[e];if(s.bufferView===void 0&&s.sparse===void 0){const a=Wo[s.type],o=is[s.componentType],l=s.normalized===!0,c=new o(s.count*a);return Promise.resolve(new Bt(c,a,l))}const n=[];return s.bufferView!==void 0?n.push(this.getDependency("bufferView",s.bufferView)):n.push(null),s.sparse!==void 0&&(n.push(this.getDependency("bufferView",s.sparse.indices.bufferView)),n.push(this.getDependency("bufferView",s.sparse.values.bufferView))),Promise.all(n).then(function(a){const o=a[0],l=Wo[s.type],c=is[s.componentType],h=c.BYTES_PER_ELEMENT,u=h*l,d=s.byteOffset||0,f=s.bufferView!==void 0?i.bufferViews[s.bufferView].byteStride:void 0,g=s.normalized===!0;let v,m;if(f&&f!==u){const p=Math.floor(d/f),y="InterleavedBuffer:"+s.bufferView+":"+s.componentType+":"+p+":"+s.count;let _=t.cache.get(y);_||(v=new c(o,p*f,s.count*f/h),_=new pd(v,f/h),t.cache.add(y,_)),m=new po(_,l,d%f/h,g)}else o===null?v=new c(s.count*l):v=new c(o,d,s.count*l),m=new Bt(v,l,g);if(s.sparse!==void 0){const p=Wo.SCALAR,y=is[s.sparse.indices.componentType],_=s.sparse.indices.byteOffset||0,E=s.sparse.values.byteOffset||0,A=new y(a[1],_,s.sparse.count*p),S=new c(a[2],E,s.sparse.count*l);o!==null&&(m=new Bt(m.array.slice(),m.itemSize,m.normalized)),m.normalized=!1;for(let R=0,I=A.length;R<I;R++){const T=A[R];if(m.setX(T,S[R*l]),l>=2&&m.setY(T,S[R*l+1]),l>=3&&m.setZ(T,S[R*l+2]),l>=4&&m.setW(T,S[R*l+3]),l>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}m.normalized=g}return m})}loadTexture(e){const t=this.json,i=this.options,s=t.textures[e].source,n=t.images[s];let a=this.textureLoader;if(n.uri){const o=i.manager.getHandler(n.uri);o!==null&&(a=o)}return this.loadTextureImage(e,s,a)}loadTextureImage(e,t,i){const s=this,n=this.json,a=n.textures[e],o=n.images[t],l=(o.uri||o.bufferView)+":"+a.sampler;if(this.textureCache[l])return this.textureCache[l];const c=this.loadImageSource(t,i).then(function(h){h.flipY=!1,h.name=a.name||o.name||"",h.name===""&&typeof o.uri=="string"&&o.uri.startsWith("data:image/")===!1&&(h.name=o.uri);const u=(n.samplers||{})[a.sampler]||{};return h.magFilter=Th[u.magFilter]||vt,h.minFilter=Th[u.minFilter]||yi,h.wrapS=Sh[u.wrapS]||xi,h.wrapT=Sh[u.wrapT]||xi,h.generateMipmaps=!h.isCompressedTexture&&h.minFilter!==At&&h.minFilter!==vt,s.associations.set(h,{textures:e}),h}).catch(function(){return null});return this.textureCache[l]=c,c}loadImageSource(e,t){const i=this,s=this.json,n=this.options;if(this.sourceCache[e]!==void 0)return this.sourceCache[e].then(u=>u.clone());const a=s.images[e],o=self.URL||self.webkitURL;let l=a.uri||"",c=!1;if(a.bufferView!==void 0)l=i.getDependency("bufferView",a.bufferView).then(function(u){c=!0;const d=new Blob([u],{type:a.mimeType});return l=o.createObjectURL(d),l});else if(a.uri===void 0)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");const h=Promise.resolve(l).then(function(u){return new Promise(function(d,f){let g=d;t.isImageBitmapLoader===!0&&(g=function(v){const m=new Et(v);m.needsUpdate=!0,d(m)}),t.load(Cs.resolveURL(u,n.path),g,void 0,f)})}).then(function(u){return c===!0&&o.revokeObjectURL(l),wi(u,a),u.userData.mimeType=a.mimeType||s_(a.uri),u}).catch(function(u){throw console.error("THREE.GLTFLoader: Couldn't load texture",l),u});return this.sourceCache[e]=h,h}assignTexture(e,t,i,s){const n=this;return this.getDependency("texture",i.index).then(function(a){if(!a)return null;if(i.texCoord!==void 0&&i.texCoord>0&&(a=a.clone(),a.channel=i.texCoord),n.extensions[He.KHR_TEXTURE_TRANSFORM]){const o=i.extensions!==void 0?i.extensions[He.KHR_TEXTURE_TRANSFORM]:void 0;if(o){const l=n.associations.get(a);a=n.extensions[He.KHR_TEXTURE_TRANSFORM].extendTexture(a,o),n.associations.set(a,l)}}return s!==void 0&&(a.colorSpace=s),e[t]=a,a})}assignFinalMaterial(e){const t=e.geometry;let i=e.material;const s=t.attributes.tangent===void 0,n=t.attributes.color!==void 0,a=t.attributes.normal===void 0;if(e.isPoints){const o="PointsMaterial:"+i.uuid;let l=this.cache.get(o);l||(l=new gc,Kt.prototype.copy.call(l,i),l.color.copy(i.color),l.map=i.map,l.sizeAttenuation=!1,this.cache.add(o,l)),i=l}else if(e.isLine){const o="LineBasicMaterial:"+i.uuid;let l=this.cache.get(o);l||(l=new uc,Kt.prototype.copy.call(l,i),l.color.copy(i.color),l.map=i.map,this.cache.add(o,l)),i=l}if(s||n||a){let o="ClonedMaterial:"+i.uuid+":";s&&(o+="derivative-tangents:"),n&&(o+="vertex-colors:"),a&&(o+="flat-shading:");let l=this.cache.get(o);l||(l=i.clone(),n&&(l.vertexColors=!0),a&&(l.flatShading=!0),s&&(l.normalScale&&(l.normalScale.y*=-1),l.clearcoatNormalScale&&(l.clearcoatNormalScale.y*=-1)),this.cache.add(o,l),this.associations.set(l,this.associations.get(i))),i=l}e.material=i}getMaterialType(){return So}loadMaterial(e){const t=this,i=this.json,s=this.extensions,n=i.materials[e];let a;const o={},l=n.extensions||{},c=[];if(l[He.KHR_MATERIALS_UNLIT]){const u=s[He.KHR_MATERIALS_UNLIT];a=u.getMaterialType(),c.push(u.extendParams(o,n,t))}else{const u=n.pbrMetallicRoughness||{};if(o.color=new _e(1,1,1),o.opacity=1,Array.isArray(u.baseColorFactor)){const d=u.baseColorFactor;o.color.setRGB(d[0],d[1],d[2],Lt),o.opacity=d[3]}u.baseColorTexture!==void 0&&c.push(t.assignTexture(o,"map",u.baseColorTexture,St)),o.metalness=u.metallicFactor!==void 0?u.metallicFactor:1,o.roughness=u.roughnessFactor!==void 0?u.roughnessFactor:1,u.metallicRoughnessTexture!==void 0&&(c.push(t.assignTexture(o,"metalnessMap",u.metallicRoughnessTexture)),c.push(t.assignTexture(o,"roughnessMap",u.metallicRoughnessTexture))),a=this._invokeOne(function(d){return d.getMaterialType&&d.getMaterialType(e)}),c.push(Promise.all(this._invokeAll(function(d){return d.extendMaterialParams&&d.extendMaterialParams(e,o)})))}n.doubleSided===!0&&(o.side=kt);const h=n.alphaMode||Xo.OPAQUE;if(h===Xo.BLEND?(o.transparent=!0,o.depthWrite=!1):(o.transparent=!1,h===Xo.MASK&&(o.alphaTest=n.alphaCutoff!==void 0?n.alphaCutoff:.5)),n.normalTexture!==void 0&&a!==Ot&&(c.push(t.assignTexture(o,"normalMap",n.normalTexture)),o.normalScale=new oe(1,1),n.normalTexture.scale!==void 0)){const u=n.normalTexture.scale;o.normalScale.set(u,u)}if(n.occlusionTexture!==void 0&&a!==Ot&&(c.push(t.assignTexture(o,"aoMap",n.occlusionTexture)),n.occlusionTexture.strength!==void 0&&(o.aoMapIntensity=n.occlusionTexture.strength)),n.emissiveFactor!==void 0&&a!==Ot){const u=n.emissiveFactor;o.emissive=new _e().setRGB(u[0],u[1],u[2],Lt)}return n.emissiveTexture!==void 0&&a!==Ot&&c.push(t.assignTexture(o,"emissiveMap",n.emissiveTexture,St)),Promise.all(c).then(function(){const u=new a(o);return n.name&&(u.name=n.name),wi(u,n),t.associations.set(u,{materials:e}),n.extensions&&mr(s,u,n),u})}createUniqueName(e){const t=it.sanitizeNodeName(e||"");return t in this.nodeNamesUsed?t+"_"+ ++this.nodeNamesUsed[t]:(this.nodeNamesUsed[t]=0,t)}loadGeometries(e){const t=this,i=this.extensions,s=this.primitiveCache;function n(o){return i[He.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(o,t).then(function(l){return Eh(l,o,t)})}const a=[];for(let o=0,l=e.length;o<l;o++){const c=e[o],h=r_(c),u=s[h];if(u)a.push(u.promise);else{let d;c.extensions&&c.extensions[He.KHR_DRACO_MESH_COMPRESSION]?d=n(c):d=Eh(new $t,c,t),s[h]={primitive:c,promise:d},a.push(d)}}return Promise.all(a)}loadMesh(e){const t=this,i=this.json,s=this.extensions,n=i.meshes[e],a=n.primitives,o=[];for(let l=0,c=a.length;l<c;l++){const h=a[l].material===void 0?e_(this.cache):this.getDependency("material",a[l].material);o.push(h)}return o.push(t.loadGeometries(a)),Promise.all(o).then(function(l){const c=l.slice(0,l.length-1),h=l[l.length-1],u=[];for(let f=0,g=h.length;f<g;f++){const v=h[f],m=a[f];let p;const y=c[f];if(m.mode===Jt.TRIANGLES||m.mode===Jt.TRIANGLE_STRIP||m.mode===Jt.TRIANGLE_FAN||m.mode===void 0)p=n.isSkinnedMesh===!0?new md(v,y):new rt(v,y),p.isSkinnedMesh===!0&&p.normalizeSkinWeights(),m.mode===Jt.TRIANGLE_STRIP?p.geometry=_h(p.geometry,Cl):m.mode===Jt.TRIANGLE_FAN&&(p.geometry=_h(p.geometry,Ua));else if(m.mode===Jt.LINES)p=new bd(v,y);else if(m.mode===Jt.LINE_STRIP)p=new Mo(v,y);else if(m.mode===Jt.LINE_LOOP)p=new Td(v,y);else if(m.mode===Jt.POINTS)p=new Sd(v,y);else throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+m.mode);Object.keys(p.geometry.morphAttributes).length>0&&i_(p,n),p.name=t.createUniqueName(n.name||"mesh_"+e),wi(p,n),m.extensions&&mr(s,p,m),t.assignFinalMaterial(p),u.push(p)}for(let f=0,g=u.length;f<g;f++)t.associations.set(u[f],{meshes:e,primitives:f});if(u.length===1)return n.extensions&&mr(s,u[0],n),u[0];const d=new Fi;n.extensions&&mr(s,d,n),t.associations.set(d,{meshes:e});for(let f=0,g=u.length;f<g;f++)d.add(u[f]);return d})}loadCamera(e){let t;const i=this.json.cameras[e],s=i[i.type];if(!s){console.warn("THREE.GLTFLoader: Missing camera parameters.");return}return i.type==="perspective"?t=new yt(ka.radToDeg(s.yfov),s.aspectRatio||1,s.znear||1,s.zfar||2e6):i.type==="orthographic"&&(t=new ur(-s.xmag,s.xmag,s.ymag,-s.ymag,s.znear,s.zfar)),i.name&&(t.name=this.createUniqueName(i.name)),wi(t,i),Promise.resolve(t)}loadSkin(e){const t=this.json.skins[e],i=[];for(let s=0,n=t.joints.length;s<n;s++)i.push(this._loadNodeShallow(t.joints[s]));return t.inverseBindMatrices!==void 0?i.push(this.getDependency("accessor",t.inverseBindMatrices)):i.push(null),Promise.all(i).then(function(s){const n=s.pop(),a=s,o=[],l=[];for(let c=0,h=a.length;c<h;c++){const u=a[c];if(u){o.push(u);const d=new De;n!==null&&d.fromArray(n.array,c*16),l.push(d)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',t.joints[c])}return new go(o,l)})}loadAnimation(e){const t=this.json,i=this,s=t.animations[e],n=s.name?s.name:"animation_"+e,a=[],o=[],l=[],c=[],h=[];for(let u=0,d=s.channels.length;u<d;u++){const f=s.channels[u],g=s.samplers[f.sampler],v=f.target,m=v.node,p=s.parameters!==void 0?s.parameters[g.input]:g.input,y=s.parameters!==void 0?s.parameters[g.output]:g.output;v.node!==void 0&&(a.push(this.getDependency("node",m)),o.push(this.getDependency("accessor",p)),l.push(this.getDependency("accessor",y)),c.push(g),h.push(v))}return Promise.all([Promise.all(a),Promise.all(o),Promise.all(l),Promise.all(c),Promise.all(h)]).then(function(u){const d=u[0],f=u[1],g=u[2],v=u[3],m=u[4],p=[];for(let _=0,E=d.length;_<E;_++){const A=d[_],S=f[_],R=g[_],I=v[_],T=m[_];if(A===void 0)continue;A.updateMatrix&&A.updateMatrix();const b=i._createAnimationTracks(A,S,R,I,T);if(b)for(let D=0;D<b.length;D++)p.push(b[D])}const y=new Nd(n,void 0,p);return wi(y,s),y})}createNodeMesh(e){const t=this.json,i=this,s=t.nodes[e];return s.mesh===void 0?null:i.getDependency("mesh",s.mesh).then(function(n){const a=i._getNodeRef(i.meshCache,s.mesh,n);return s.weights!==void 0&&a.traverse(function(o){if(o.isMesh)for(let l=0,c=s.weights.length;l<c;l++)o.morphTargetInfluences[l]=s.weights[l]}),a})}loadNode(e){const t=this.json,i=this,s=t.nodes[e],n=i._loadNodeShallow(e),a=[],o=s.children||[];for(let c=0,h=o.length;c<h;c++)a.push(i.getDependency("node",o[c]));const l=s.skin===void 0?Promise.resolve(null):i.getDependency("skin",s.skin);return Promise.all([n,Promise.all(a),l]).then(function(c){const h=c[0],u=c[1],d=c[2];d!==null&&h.traverse(function(f){f.isSkinnedMesh&&f.bind(d,n_)});for(let f=0,g=u.length;f<g;f++)h.add(u[f]);return h})}_loadNodeShallow(e){const t=this.json,i=this.extensions,s=this;if(this.nodeCache[e]!==void 0)return this.nodeCache[e];const n=t.nodes[e],a=n.name?s.createUniqueName(n.name):"",o=[],l=s._invokeOne(function(c){return c.createNodeMesh&&c.createNodeMesh(e)});return l&&o.push(l),n.camera!==void 0&&o.push(s.getDependency("camera",n.camera).then(function(c){return s._getNodeRef(s.cameraCache,n.camera,c)})),s._invokeAll(function(c){return c.createNodeAttachment&&c.createNodeAttachment(e)}).forEach(function(c){o.push(c)}),this.nodeCache[e]=Promise.all(o).then(function(c){let h;if(n.isBone===!0?h=new oc:c.length>1?h=new Fi:c.length===1?h=c[0]:h=new ht,h!==c[0])for(let u=0,d=c.length;u<d;u++)h.add(c[u]);if(n.name&&(h.userData.name=n.name,h.name=a),wi(h,n),n.extensions&&mr(i,h,n),n.matrix!==void 0){const u=new De;u.fromArray(n.matrix),h.applyMatrix4(u)}else n.translation!==void 0&&h.position.fromArray(n.translation),n.rotation!==void 0&&h.quaternion.fromArray(n.rotation),n.scale!==void 0&&h.scale.fromArray(n.scale);if(!s.associations.has(h))s.associations.set(h,{});else if(n.mesh!==void 0&&s.meshCache.refs[n.mesh]>1){const u=s.associations.get(h);s.associations.set(h,{...u})}return s.associations.get(h).nodes=e,h}),this.nodeCache[e]}loadScene(e){const t=this.extensions,i=this.json.scenes[e],s=this,n=new Fi;i.name&&(n.name=s.createUniqueName(i.name)),wi(n,i),i.extensions&&mr(t,n,i);const a=i.nodes||[],o=[];for(let l=0,c=a.length;l<c;l++)o.push(s.getDependency("node",a[l]));return Promise.all(o).then(function(l){for(let h=0,u=l.length;h<u;h++)n.add(l[h]);const c=h=>{const u=new Map;for(const[d,f]of s.associations)(d instanceof Kt||d instanceof Et)&&u.set(d,f);return h.traverse(d=>{const f=s.associations.get(d);f!=null&&u.set(d,f)}),u};return s.associations=c(n),n})}_createAnimationTracks(e,t,i,s,n){const a=[],o=e.name?e.name:e.uuid,l=[];tr[n.path]===tr.weights?e.traverse(function(d){d.morphTargetInfluences&&l.push(d.name?d.name:d.uuid)}):l.push(o);let c;switch(tr[n.path]){case tr.weights:c=Xr;break;case tr.rotation:c=qr;break;case tr.translation:case tr.scale:c=Kr;break;default:switch(i.itemSize){case 1:c=Xr;break;case 2:case 3:default:c=Kr;break}break}const h=s.interpolation!==void 0?Q0[s.interpolation]:us,u=this._getArrayFromAccessor(i);for(let d=0,f=l.length;d<f;d++){const g=new c(l[d]+"."+tr[n.path],t.array,u,h);s.interpolation==="CUBICSPLINE"&&this._createCubicSplineTrackInterpolant(g),a.push(g)}return a}_getArrayFromAccessor(e){let t=e.array;if(e.normalized){const i=Yo(t.constructor),s=new Float32Array(t.length);for(let n=0,a=t.length;n<a;n++)s[n]=t[n]*i;t=s}return t}_createCubicSplineTrackInterpolant(e){e.createInterpolant=function(t){const i=this instanceof qr?J0:bh;return new i(this.times,this.values,this.getValueSize()/3,t)},e.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0}}function o_(r,e,t){const i=e.attributes,s=new wt;if(i.POSITION!==void 0){const o=t.json.accessors[i.POSITION],l=o.min,c=o.max;if(l!==void 0&&c!==void 0){if(s.set(new w(l[0],l[1],l[2]),new w(c[0],c[1],c[2])),o.normalized){const h=Yo(is[o.componentType]);s.min.multiplyScalar(h),s.max.multiplyScalar(h)}}else{console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.");return}}else return;const n=e.targets;if(n!==void 0){const o=new w,l=new w;for(let c=0,h=n.length;c<h;c++){const u=n[c];if(u.POSITION!==void 0){const d=t.json.accessors[u.POSITION],f=d.min,g=d.max;if(f!==void 0&&g!==void 0){if(l.setX(Math.max(Math.abs(f[0]),Math.abs(g[0]))),l.setY(Math.max(Math.abs(f[1]),Math.abs(g[1]))),l.setZ(Math.max(Math.abs(f[2]),Math.abs(g[2]))),d.normalized){const v=Yo(is[d.componentType]);l.multiplyScalar(v)}o.max(l)}else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.")}}s.expandByVector(o)}r.boundingBox=s;const a=new bi;s.getCenter(a.center),a.radius=s.min.distanceTo(s.max)/2,r.boundingSphere=a}function Eh(r,e,t){const i=e.attributes,s=[];function n(a,o){return t.getDependency("accessor",a).then(function(l){r.setAttribute(o,l)})}for(const a in i){const o=jo[a]||a.toLowerCase();o in r.attributes||s.push(n(i[a],o))}if(e.indices!==void 0&&!r.index){const a=t.getDependency("accessor",e.indices).then(function(o){r.setIndex(o)});s.push(a)}return je.workingColorSpace!==Lt&&"COLOR_0"in i&&console.warn(`THREE.GLTFLoader: Converting vertex colors from "srgb-linear" to "${je.workingColorSpace}" not supported.`),wi(r,e),o_(r,e,t),Promise.all(s).then(function(){return e.targets!==void 0?t_(r,e.targets,t):r})}class l_{loader;scene;models=[];constructor(e){this.scene=e,this.loader=new xh}async loadGLTF(e){return new Promise((t,i)=>{this.loader.load(e,s=>{const n=s.scene;n.traverse(a=>{a instanceof rt&&(a.receiveShadow=!0,a.castShadow=!0)}),this.scene.add(n),this.models.push({children:this.extractMeshes(n)}),t(n)},void 0,s=>{console.error("An error happened loading the model:",s),i(s)})})}extractMeshes(e){const t=[];return e.traverse(i=>{i instanceof rt&&t.push(i)}),t}clearModels(){this.models=[]}}class c_{scene;highlightMaterial;originalMaterials=new Map;originalRenderOrders=new Map;selectedObjects=[];constructor(e,t,i,s){this.scene=e,this.highlightMaterial=new Ot({color:43775,depthTest:!1,depthWrite:!1,transparent:!0,opacity:.8,side:kt})}setEventModule(e){}setSelectedWithMaterial(e){this.clearSelected(),e.forEach(t=>{t.isMesh&&(this.originalMaterials.has(t.uuid)||this.originalMaterials.set(t.uuid,t.material),this.originalRenderOrders.has(t.uuid)||this.originalRenderOrders.set(t.uuid,t.renderOrder),t.material=this.highlightMaterial,t.renderOrder=999,this.selectedObjects.push(t))})}clearSelected(){this.selectedObjects.forEach(e=>{const t=this.originalMaterials.get(e.uuid);t&&(e.material=t);const i=this.originalRenderOrders.get(e.uuid);i!==void 0&&(e.renderOrder=i)}),this.selectedObjects=[],this.originalMaterials.clear(),this.originalRenderOrders.clear()}highlight(e){this.setSelectedWithMaterial(e)}clearHighlight(){this.clearSelected()}setVisibility(e,t){this.scene.traverse(i=>{(e.includes(i.uuid)||e.includes(i.name))&&(i.visible=t)})}}class ir extends er{constructor(e,t,i,s){super(),this.renderScene=t,this.renderCamera=i,this.selectedObjects=s!==void 0?s:[],this.visibleEdgeColor=new _e(1,1,1),this.hiddenEdgeColor=new _e(.1,.04,.02),this.edgeGlow=0,this.usePatternTexture=!1,this.patternTexture=null,this.edgeThickness=1,this.edgeStrength=3,this.downSampleRatio=2,this.pulsePeriod=0,this._visibilityCache=new Map,this._selectionCache=new Set,this.resolution=e!==void 0?new oe(e.x,e.y):new oe(256,256);const n=Math.round(this.resolution.x/this.downSampleRatio),a=Math.round(this.resolution.y/this.downSampleRatio);this.renderTargetMaskBuffer=new _t(this.resolution.x,this.resolution.y),this.renderTargetMaskBuffer.texture.name="OutlinePass.mask",this.renderTargetMaskBuffer.texture.generateMipmaps=!1,this.depthMaterial=new yc,this.depthMaterial.side=kt,this.depthMaterial.depthPacking=Rl,this.depthMaterial.blending=gt,this.prepareMaskMaterial=this._getPrepareMaskMaterial(),this.prepareMaskMaterial.side=kt,this.prepareMaskMaterial.fragmentShader=h(this.prepareMaskMaterial.fragmentShader,this.renderCamera),this.renderTargetDepthBuffer=new _t(this.resolution.x,this.resolution.y,{type:pt}),this.renderTargetDepthBuffer.texture.name="OutlinePass.depth",this.renderTargetDepthBuffer.texture.generateMipmaps=!1,this.renderTargetMaskDownSampleBuffer=new _t(n,a,{type:pt}),this.renderTargetMaskDownSampleBuffer.texture.name="OutlinePass.depthDownSample",this.renderTargetMaskDownSampleBuffer.texture.generateMipmaps=!1,this.renderTargetBlurBuffer1=new _t(n,a,{type:pt}),this.renderTargetBlurBuffer1.texture.name="OutlinePass.blur1",this.renderTargetBlurBuffer1.texture.generateMipmaps=!1,this.renderTargetBlurBuffer2=new _t(Math.round(n/2),Math.round(a/2),{type:pt}),this.renderTargetBlurBuffer2.texture.name="OutlinePass.blur2",this.renderTargetBlurBuffer2.texture.generateMipmaps=!1,this.edgeDetectionMaterial=this._getEdgeDetectionMaterial(),this.renderTargetEdgeBuffer1=new _t(n,a,{type:pt}),this.renderTargetEdgeBuffer1.texture.name="OutlinePass.edge1",this.renderTargetEdgeBuffer1.texture.generateMipmaps=!1,this.renderTargetEdgeBuffer2=new _t(Math.round(n/2),Math.round(a/2),{type:pt}),this.renderTargetEdgeBuffer2.texture.name="OutlinePass.edge2",this.renderTargetEdgeBuffer2.texture.generateMipmaps=!1;const o=4,l=4;this.separableBlurMaterial1=this._getSeparableBlurMaterial(o),this.separableBlurMaterial1.uniforms.texSize.value.set(n,a),this.separableBlurMaterial1.uniforms.kernelRadius.value=1,this.separableBlurMaterial2=this._getSeparableBlurMaterial(l),this.separableBlurMaterial2.uniforms.texSize.value.set(Math.round(n/2),Math.round(a/2)),this.separableBlurMaterial2.uniforms.kernelRadius.value=l,this.overlayMaterial=this._getOverlayMaterial();const c=Qi;this.copyUniforms=di.clone(c.uniforms),this.materialCopy=new ot({uniforms:this.copyUniforms,vertexShader:c.vertexShader,fragmentShader:c.fragmentShader,blending:gt,depthTest:!1,depthWrite:!1}),this.enabled=!0,this.needsSwap=!1,this._oldClearColor=new _e,this.oldClearAlpha=1,this._fsQuad=new Ps(null),this.tempPulseColor1=new _e,this.tempPulseColor2=new _e,this.textureMatrix=new De;function h(u,d){const f=d.isPerspectiveCamera?"perspective":"orthographic";return u.replace(/DEPTH_TO_VIEW_Z/g,f+"DepthToViewZ")}}dispose(){this.renderTargetMaskBuffer.dispose(),this.renderTargetDepthBuffer.dispose(),this.renderTargetMaskDownSampleBuffer.dispose(),this.renderTargetBlurBuffer1.dispose(),this.renderTargetBlurBuffer2.dispose(),this.renderTargetEdgeBuffer1.dispose(),this.renderTargetEdgeBuffer2.dispose(),this.depthMaterial.dispose(),this.prepareMaskMaterial.dispose(),this.edgeDetectionMaterial.dispose(),this.separableBlurMaterial1.dispose(),this.separableBlurMaterial2.dispose(),this.overlayMaterial.dispose(),this.materialCopy.dispose(),this._fsQuad.dispose()}setSize(e,t){this.renderTargetMaskBuffer.setSize(e,t),this.renderTargetDepthBuffer.setSize(e,t);let i=Math.round(e/this.downSampleRatio),s=Math.round(t/this.downSampleRatio);this.renderTargetMaskDownSampleBuffer.setSize(i,s),this.renderTargetBlurBuffer1.setSize(i,s),this.renderTargetEdgeBuffer1.setSize(i,s),this.separableBlurMaterial1.uniforms.texSize.value.set(i,s),i=Math.round(i/2),s=Math.round(s/2),this.renderTargetBlurBuffer2.setSize(i,s),this.renderTargetEdgeBuffer2.setSize(i,s),this.separableBlurMaterial2.uniforms.texSize.value.set(i,s)}render(e,t,i,s,n){if(this.selectedObjects.length>0){e.getClearColor(this._oldClearColor),this.oldClearAlpha=e.getClearAlpha();const a=e.autoClear;e.autoClear=!1,n&&e.state.buffers.stencil.setTest(!1),e.setClearColor(16777215,1),this._updateSelectionCache(),this._changeVisibilityOfSelectedObjects(!1);const o=this.renderScene.background,l=this.renderScene.overrideMaterial;if(this.renderScene.background=null,this.renderScene.overrideMaterial=this.depthMaterial,e.setRenderTarget(this.renderTargetDepthBuffer),e.clear(),e.render(this.renderScene,this.renderCamera),this._changeVisibilityOfSelectedObjects(!0),this._visibilityCache.clear(),this._updateTextureMatrix(),this._changeVisibilityOfNonSelectedObjects(!1),this.renderScene.overrideMaterial=this.prepareMaskMaterial,this.prepareMaskMaterial.uniforms.cameraNearFar.value.set(this.renderCamera.near,this.renderCamera.far),this.prepareMaskMaterial.uniforms.depthTexture.value=this.renderTargetDepthBuffer.texture,this.prepareMaskMaterial.uniforms.textureMatrix.value=this.textureMatrix,e.setRenderTarget(this.renderTargetMaskBuffer),e.clear(),e.render(this.renderScene,this.renderCamera),this._changeVisibilityOfNonSelectedObjects(!0),this._visibilityCache.clear(),this._selectionCache.clear(),this.renderScene.background=o,this.renderScene.overrideMaterial=l,this._fsQuad.material=this.materialCopy,this.copyUniforms.tDiffuse.value=this.renderTargetMaskBuffer.texture,e.setRenderTarget(this.renderTargetMaskDownSampleBuffer),e.clear(),this._fsQuad.render(e),this.tempPulseColor1.copy(this.visibleEdgeColor),this.tempPulseColor2.copy(this.hiddenEdgeColor),this.pulsePeriod>0){const c=.625+Math.cos(performance.now()*.01/this.pulsePeriod)*.75/2;this.tempPulseColor1.multiplyScalar(c),this.tempPulseColor2.multiplyScalar(c)}this._fsQuad.material=this.edgeDetectionMaterial,this.edgeDetectionMaterial.uniforms.maskTexture.value=this.renderTargetMaskDownSampleBuffer.texture,this.edgeDetectionMaterial.uniforms.texSize.value.set(this.renderTargetMaskDownSampleBuffer.width,this.renderTargetMaskDownSampleBuffer.height),this.edgeDetectionMaterial.uniforms.visibleEdgeColor.value=this.tempPulseColor1,this.edgeDetectionMaterial.uniforms.hiddenEdgeColor.value=this.tempPulseColor2,e.setRenderTarget(this.renderTargetEdgeBuffer1),e.clear(),this._fsQuad.render(e),this._fsQuad.material=this.separableBlurMaterial1,this.separableBlurMaterial1.uniforms.colorTexture.value=this.renderTargetEdgeBuffer1.texture,this.separableBlurMaterial1.uniforms.direction.value=ir.BlurDirectionX,this.separableBlurMaterial1.uniforms.kernelRadius.value=this.edgeThickness,e.setRenderTarget(this.renderTargetBlurBuffer1),e.clear(),this._fsQuad.render(e),this.separableBlurMaterial1.uniforms.colorTexture.value=this.renderTargetBlurBuffer1.texture,this.separableBlurMaterial1.uniforms.direction.value=ir.BlurDirectionY,e.setRenderTarget(this.renderTargetEdgeBuffer1),e.clear(),this._fsQuad.render(e),this._fsQuad.material=this.separableBlurMaterial2,this.separableBlurMaterial2.uniforms.colorTexture.value=this.renderTargetEdgeBuffer1.texture,this.separableBlurMaterial2.uniforms.direction.value=ir.BlurDirectionX,e.setRenderTarget(this.renderTargetBlurBuffer2),e.clear(),this._fsQuad.render(e),this.separableBlurMaterial2.uniforms.colorTexture.value=this.renderTargetBlurBuffer2.texture,this.separableBlurMaterial2.uniforms.direction.value=ir.BlurDirectionY,e.setRenderTarget(this.renderTargetEdgeBuffer2),e.clear(),this._fsQuad.render(e),this._fsQuad.material=this.overlayMaterial,this.overlayMaterial.uniforms.maskTexture.value=this.renderTargetMaskBuffer.texture,this.overlayMaterial.uniforms.edgeTexture1.value=this.renderTargetEdgeBuffer1.texture,this.overlayMaterial.uniforms.edgeTexture2.value=this.renderTargetEdgeBuffer2.texture,this.overlayMaterial.uniforms.patternTexture.value=this.patternTexture,this.overlayMaterial.uniforms.edgeStrength.value=this.edgeStrength,this.overlayMaterial.uniforms.edgeGlow.value=this.edgeGlow,this.overlayMaterial.uniforms.usePatternTexture.value=this.usePatternTexture,n&&e.state.buffers.stencil.setTest(!0),e.setRenderTarget(i),this._fsQuad.render(e),e.setClearColor(this._oldClearColor,this.oldClearAlpha),e.autoClear=a}this.renderToScreen&&(this._fsQuad.material=this.materialCopy,this.copyUniforms.tDiffuse.value=i.texture,e.setRenderTarget(null),this._fsQuad.render(e))}_updateSelectionCache(){const e=this._selectionCache;function t(i){i.isMesh&&e.add(i)}e.clear();for(let i=0;i<this.selectedObjects.length;i++)this.selectedObjects[i].traverse(t)}_changeVisibilityOfSelectedObjects(e){const t=this._visibilityCache;for(const i of this._selectionCache)e===!0?i.visible=t.get(i):(t.set(i,i.visible),i.visible=e)}_changeVisibilityOfNonSelectedObjects(e){const t=this._visibilityCache,i=this._selectionCache;function s(n){if(n.isPoints||n.isLine||n.isLine2)e===!0?n.visible=t.get(n):(t.set(n,n.visible),n.visible=e);else if((n.isMesh||n.isSprite)&&!i.has(n)){const a=n.visible;(e===!1||t.get(n)===!0)&&(n.visible=e),t.set(n,a)}}this.renderScene.traverse(s)}_updateTextureMatrix(){this.textureMatrix.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),this.textureMatrix.multiply(this.renderCamera.projectionMatrix),this.textureMatrix.multiply(this.renderCamera.matrixWorldInverse)}_getPrepareMaskMaterial(){return new ot({uniforms:{depthTexture:{value:null},cameraNearFar:{value:new oe(.5,.5)},textureMatrix:{value:null}},vertexShader:`#include <batching_pars_vertex>
				#include <morphtarget_pars_vertex>
				#include <skinning_pars_vertex>

				varying vec4 projTexCoord;
				varying vec4 vPosition;
				uniform mat4 textureMatrix;

				void main() {

					#include <batching_vertex>
					#include <skinbase_vertex>
					#include <begin_vertex>
					#include <morphtarget_vertex>
					#include <skinning_vertex>
					#include <project_vertex>

					vPosition = mvPosition;

					vec4 worldPosition = vec4( transformed, 1.0 );

					#ifdef USE_INSTANCING

						worldPosition = instanceMatrix * worldPosition;

					#endif

					worldPosition = modelMatrix * worldPosition;

					projTexCoord = textureMatrix * worldPosition;

				}`,fragmentShader:`#include <packing>
				varying vec4 vPosition;
				varying vec4 projTexCoord;
				uniform sampler2D depthTexture;
				uniform vec2 cameraNearFar;

				void main() {

					float depth = unpackRGBAToDepth(texture2DProj( depthTexture, projTexCoord ));
					float viewZ = - DEPTH_TO_VIEW_Z( depth, cameraNearFar.x, cameraNearFar.y );
					float depthTest = (-vPosition.z > viewZ) ? 1.0 : 0.0;
					gl_FragColor = vec4(0.0, depthTest, 1.0, 1.0);

				}`})}_getEdgeDetectionMaterial(){return new ot({uniforms:{maskTexture:{value:null},texSize:{value:new oe(.5,.5)},visibleEdgeColor:{value:new w(1,1,1)},hiddenEdgeColor:{value:new w(1,1,1)}},vertexShader:`varying vec2 vUv;

				void main() {
					vUv = uv;
					gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
				}`,fragmentShader:`varying vec2 vUv;

				uniform sampler2D maskTexture;
				uniform vec2 texSize;
				uniform vec3 visibleEdgeColor;
				uniform vec3 hiddenEdgeColor;

				void main() {
					vec2 invSize = 1.0 / texSize;
					vec4 uvOffset = vec4(1.0, 0.0, 0.0, 1.0) * vec4(invSize, invSize);
					vec4 c1 = texture2D( maskTexture, vUv + uvOffset.xy);
					vec4 c2 = texture2D( maskTexture, vUv - uvOffset.xy);
					vec4 c3 = texture2D( maskTexture, vUv + uvOffset.yw);
					vec4 c4 = texture2D( maskTexture, vUv - uvOffset.yw);
					float diff1 = (c1.r - c2.r)*0.5;
					float diff2 = (c3.r - c4.r)*0.5;
					float d = length( vec2(diff1, diff2) );
					float a1 = min(c1.g, c2.g);
					float a2 = min(c3.g, c4.g);
					float visibilityFactor = min(a1, a2);
					vec3 edgeColor = 1.0 - visibilityFactor > 0.001 ? visibleEdgeColor : hiddenEdgeColor;
					gl_FragColor = vec4(edgeColor, 1.0) * vec4(d);
				}`})}_getSeparableBlurMaterial(e){return new ot({defines:{MAX_RADIUS:e},uniforms:{colorTexture:{value:null},texSize:{value:new oe(.5,.5)},direction:{value:new oe(.5,.5)},kernelRadius:{value:1}},vertexShader:`varying vec2 vUv;

				void main() {
					vUv = uv;
					gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
				}`,fragmentShader:`#include <common>
				varying vec2 vUv;
				uniform sampler2D colorTexture;
				uniform vec2 texSize;
				uniform vec2 direction;
				uniform float kernelRadius;

				float gaussianPdf(in float x, in float sigma) {
					return 0.39894 * exp( -0.5 * x * x/( sigma * sigma))/sigma;
				}

				void main() {
					vec2 invSize = 1.0 / texSize;
					float sigma = kernelRadius/2.0;
					float weightSum = gaussianPdf(0.0, sigma);
					vec4 diffuseSum = texture2D( colorTexture, vUv) * weightSum;
					vec2 delta = direction * invSize * kernelRadius/float(MAX_RADIUS);
					vec2 uvOffset = delta;
					for( int i = 1; i <= MAX_RADIUS; i ++ ) {
						float x = kernelRadius * float(i) / float(MAX_RADIUS);
						float w = gaussianPdf(x, sigma);
						vec4 sample1 = texture2D( colorTexture, vUv + uvOffset);
						vec4 sample2 = texture2D( colorTexture, vUv - uvOffset);
						diffuseSum += ((sample1 + sample2) * w);
						weightSum += (2.0 * w);
						uvOffset += delta;
					}
					gl_FragColor = diffuseSum/weightSum;
				}`})}_getOverlayMaterial(){return new ot({uniforms:{maskTexture:{value:null},edgeTexture1:{value:null},edgeTexture2:{value:null},patternTexture:{value:null},edgeStrength:{value:1},edgeGlow:{value:1},usePatternTexture:{value:0}},vertexShader:`varying vec2 vUv;

				void main() {
					vUv = uv;
					gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
				}`,fragmentShader:`varying vec2 vUv;

				uniform sampler2D maskTexture;
				uniform sampler2D edgeTexture1;
				uniform sampler2D edgeTexture2;
				uniform sampler2D patternTexture;
				uniform float edgeStrength;
				uniform float edgeGlow;
				uniform bool usePatternTexture;

				void main() {
					vec4 edgeValue1 = texture2D(edgeTexture1, vUv);
					vec4 edgeValue2 = texture2D(edgeTexture2, vUv);
					vec4 maskColor = texture2D(maskTexture, vUv);
					vec4 patternColor = texture2D(patternTexture, 6.0 * vUv);
					float visibilityFactor = 1.0 - maskColor.g > 0.0 ? 1.0 : 0.5;
					vec4 edgeValue = edgeValue1 + edgeValue2 * edgeGlow;
					vec4 finalColor = edgeStrength * maskColor.r * edgeValue;
					if(usePatternTexture)
						finalColor += + visibilityFactor * (1.0 - maskColor.r) * (1.0 - patternColor.r);
					gl_FragColor = finalColor;
				}`,blending:Ns,depthTest:!1,depthWrite:!1,transparent:!0})}}ir.BlurDirectionX=new oe(1,0),ir.BlurDirectionY=new oe(0,1);class h_{outlinePass;hoveredObjects=[];selectedObjects=[];constructor(e,t,i,s){this.outlinePass=new ir(new oe(i,s),e,t),this.outlinePass.edgeStrength=3,this.outlinePass.edgeGlow=.5,this.outlinePass.edgeThickness=1,this.outlinePass.pulsePeriod=0,this.outlinePass.visibleEdgeColor.set("#ff9800"),this.outlinePass.hiddenEdgeColor.set("#ff9800")}getPass(){return this.outlinePass}setHoveredObjects(e){this.hoveredObjects=e,this.updateOutline(),e.length>0&&(this.outlinePass.edgeStrength=3,this.outlinePass.edgeGlow=.5,this.outlinePass.visibleEdgeColor.set("#ff9800"),this.outlinePass.hiddenEdgeColor.set("#ff9800"))}setSelectedObjects(e){this.selectedObjects=e,this.updateOutline(),e.length>0&&(this.outlinePass.edgeStrength=5,this.outlinePass.edgeGlow=1,this.outlinePass.visibleEdgeColor.set("#00aaff"),this.outlinePass.hiddenEdgeColor.set("#00aaff"))}clearHovered(){this.hoveredObjects=[],this.updateOutline()}clearSelected(){this.selectedObjects=[],this.updateOutline()}clearAll(){this.hoveredObjects=[],this.selectedObjects=[],this.updateOutline()}updateOutline(){this.selectedObjects.length>0?(this.outlinePass.selectedObjects=this.selectedObjects,this.outlinePass.edgeStrength=5,this.outlinePass.edgeGlow=1,this.outlinePass.visibleEdgeColor.set("#00aaff"),this.outlinePass.hiddenEdgeColor.set("#00aaff")):this.hoveredObjects.length>0?(this.outlinePass.selectedObjects=this.hoveredObjects,this.outlinePass.edgeStrength=3,this.outlinePass.edgeGlow=.5,this.outlinePass.visibleEdgeColor.set("#ff9800"),this.outlinePass.hiddenEdgeColor.set("#ff9800")):this.outlinePass.selectedObjects=[]}resize(e,t){this.outlinePass.setSize(e,t)}setHoverStyle(e){e.color&&(this.outlinePass.visibleEdgeColor.set(e.color),this.outlinePass.hiddenEdgeColor.set(e.color)),e.strength!==void 0&&(this.outlinePass.edgeStrength=e.strength),e.glow!==void 0&&(this.outlinePass.edgeGlow=e.glow),e.thickness!==void 0&&(this.outlinePass.edgeThickness=e.thickness)}setSelectedStyle(e){}}class u_{scene;camera;canvas;controls;outlineManager;isSelecting=!1;startPoint=new oe;endPoint=new oe;ctrlPressed=!1;controlsEnabled=!0;selectionBox=null;selectedObjects=[];constructor(e,t,i,s,n){this.scene=e,this.camera=t,this.canvas=i,this.controls=s,this.outlineManager=n,this.setupEventListeners(),this.createSelectionBoxElement()}createSelectionBoxElement(){this.selectionBox=document.createElement("div"),this.selectionBox.style.position="absolute",this.selectionBox.style.border="2px dashed #00aaff",this.selectionBox.style.backgroundColor="rgba(0, 170, 255, 0.1)",this.selectionBox.style.pointerEvents="none",this.selectionBox.style.display="none",this.selectionBox.style.zIndex="1000",this.canvas.parentElement&&this.canvas.parentElement.appendChild(this.selectionBox)}setupEventListeners(){window.addEventListener("keydown",this.onKeyDown.bind(this)),window.addEventListener("keyup",this.onKeyUp.bind(this)),this.canvas.addEventListener("mousedown",this.onMouseDown.bind(this)),this.canvas.addEventListener("mousemove",this.onMouseMove.bind(this)),this.canvas.addEventListener("mouseup",this.onMouseUp.bind(this))}onKeyDown(e){(e.key==="Control"||e.key==="Meta")&&(this.ctrlPressed=!0)}onKeyUp(e){(e.key==="Control"||e.key==="Meta")&&(this.ctrlPressed=!1,this.isSelecting&&this.endSelection())}onMouseDown(e){if(e.button!==0||!this.ctrlPressed)return;const t=this.canvas.getBoundingClientRect();this.startPoint.set(e.clientX-t.left,e.clientY-t.top),this.endPoint.copy(this.startPoint),this.isSelecting=!0,this.controls&&this.controls.enabled!==void 0&&(this.controlsEnabled=this.controls.enabled,this.controls.enabled=!1),this.selectionBox&&(this.selectionBox.style.display="block",this.updateSelectionBoxUI()),e.preventDefault(),e.stopPropagation()}onMouseMove(e){if(!this.isSelecting)return;const t=this.canvas.getBoundingClientRect();this.endPoint.set(e.clientX-t.left,e.clientY-t.top),this.updateSelectionBoxUI(),this.updateSelectedObjects(),e.preventDefault(),e.stopPropagation()}onMouseUp(e){this.isSelecting&&(this.endSelection(),e.preventDefault(),e.stopPropagation())}endSelection(){this.isSelecting&&(this.isSelecting=!1,this.controls&&this.controls.enabled!==void 0&&(this.controls.enabled=this.controlsEnabled),this.selectionBox&&(this.selectionBox.style.display="none"),this.updateSelectedObjects())}updateSelectionBoxUI(){if(!this.selectionBox)return;const e=Math.min(this.startPoint.x,this.endPoint.x),t=Math.min(this.startPoint.y,this.endPoint.y),i=Math.abs(this.endPoint.x-this.startPoint.x),s=Math.abs(this.endPoint.y-this.startPoint.y);this.selectionBox.style.left=`${e}px`,this.selectionBox.style.top=`${t}px`,this.selectionBox.style.width=`${i}px`,this.selectionBox.style.height=`${s}px`}updateSelectedObjects(){const e=this.endPoint.x>this.startPoint.x,t=this.endPoint.y>this.startPoint.y,i=e&&t,s=this.canvas.getBoundingClientRect(),n=s.width,a=s.height,o=new oe(Math.min(this.startPoint.x,this.endPoint.x)/n,Math.min(this.startPoint.y,this.endPoint.y)/a),l=new oe(Math.max(this.startPoint.x,this.endPoint.x)/n,Math.max(this.startPoint.y,this.endPoint.y)/a),c=[];this.scene.traverse(h=>{if(!h.isMesh||!h.visible)return;const u=h;if(!u.geometry)return;u.geometry.boundingBox||u.geometry.computeBoundingBox();const d=u.geometry.boundingBox;if(!d)return;const f=this.getBoundingBoxCorners(d,u).map(m=>this.worldToScreen(m)),g=this.getScreenBoundingBox(f);let v=!1;i?v=this.isFullyContained(g,o,l):v=this.isPartiallyContained(g,o,l),v&&c.push(h)}),this.selectedObjects=c,this.outlineManager.setSelectedObjects(this.selectedObjects)}getBoundingBoxCorners(e,t){const i=[],s=e.min,n=e.max;return i.push(new w(s.x,s.y,s.z)),i.push(new w(n.x,s.y,s.z)),i.push(new w(s.x,n.y,s.z)),i.push(new w(n.x,n.y,s.z)),i.push(new w(s.x,s.y,n.z)),i.push(new w(n.x,s.y,n.z)),i.push(new w(s.x,n.y,n.z)),i.push(new w(n.x,n.y,n.z)),i.forEach(a=>{a.applyMatrix4(t.matrixWorld)}),i}worldToScreen(e){const t=e.clone();t.project(this.camera);const i=(t.x+1)/2,s=(1-t.y)/2;return new oe(i,s)}getScreenBoundingBox(e){const t=new oe(1/0,1/0),i=new oe(-1/0,-1/0);return e.forEach(s=>{t.x=Math.min(t.x,s.x),t.y=Math.min(t.y,s.y),i.x=Math.max(i.x,s.x),i.y=Math.max(i.y,s.y)}),{min:t,max:i}}isFullyContained(e,t,i){return e.min.x>=t.x&&e.min.y>=t.y&&e.max.x<=i.x&&e.max.y<=i.y}isPartiallyContained(e,t,i){return!(e.max.x<t.x||e.min.x>i.x||e.max.y<t.y||e.min.y>i.y)}clearSelection(){this.selectedObjects=[],this.outlineManager.clearSelected()}getSelectedObjects(){return this.selectedObjects}dispose(){window.removeEventListener("keydown",this.onKeyDown.bind(this)),window.removeEventListener("keyup",this.onKeyUp.bind(this)),this.canvas.removeEventListener("mousedown",this.onMouseDown.bind(this)),this.canvas.removeEventListener("mousemove",this.onMouseMove.bind(this)),this.canvas.removeEventListener("mouseup",this.onMouseUp.bind(this)),this.selectionBox&&this.selectionBox.parentElement&&this.selectionBox.parentElement.removeChild(this.selectionBox),this.clearSelection()}}class d_{scene;clippingPlane;stencilGroup=null;isEnabledFlag=!1;capMesh=null;planeInitialized=!1;tempCenter=new w;sceneBounds=new wt;capColor=new _e(16711680);constructor(e){this.scene=e,this.clippingPlane=new Ti(new w(0,-1,0),0)}enable(){this.isEnabledFlag=!0,this.refresh()}disable(){this.isEnabledFlag=!1,this.cleanup()}refresh(){this.isEnabledFlag&&(this.cleanupStencilGroup(),this.ensurePlaneInitialized(),this.updateSceneMaterials(!0),this.createStencilGroup())}setPlane(e,t){this.planeInitialized=!0,this.clippingPlane.normal.copy(e).normalize(),this.clippingPlane.constant=t,this.isEnabledFlag&&this.updateCapPlane()}isEnabled(){return this.isEnabledFlag}setCapColor(e){if(this.capColor.set(e),this.capMesh){const t=this.capMesh.material;t.color.copy(this.capColor),t.needsUpdate=!0}}updateSceneMaterials(e){this.scene.traverse(t=>{if(t instanceof rt){if(t.userData.isStencilCap)return;(Array.isArray(t.material)?t.material:[t.material]).forEach(i=>{i&&(e?((!i.clippingPlanes||i.clippingPlanes.indexOf(this.clippingPlane)===-1)&&(i.clippingPlanes=[this.clippingPlane]),i.clipShadows=!0):i.clippingPlanes=[],i.needsUpdate=!0)})}})}createStencilGroup(){this.stencilGroup=new Fi,this.stencilGroup.name="ClippingStencilGroup",this.scene.add(this.stencilGroup);let e=0;this.scene.traverse(t=>{if(t instanceof rt&&t.visible&&!t.userData.isStencilCap){if(!t.geometry)return;this.createStencilMeshesForObject(t),e++}}),console.log(`ClippingManager: Generated stencil geometry for ${e} meshes.`),this.addCapPlane(),this.updateCapPlane()}createStencilMeshesForObject(e){const t=e.geometry;e.updateMatrixWorld(!0);const i=e.matrixWorld,s=new Ot({depthWrite:!1,depthTest:!1,colorWrite:!1,stencilWrite:!0,stencilFunc:Ba,clippingPlanes:[this.clippingPlane]}),n=s.clone();n.side=Nt,n.stencilFail=Na,n.stencilZFail=Na,n.stencilZPass=Na;const a=new rt(t,n);a.applyMatrix4(i),a.matrixAutoUpdate=!1,a.userData.isStencilCap=!0,a.renderOrder=1,this.stencilGroup.add(a);const o=s.clone();o.side=_i,o.stencilFail=Oa,o.stencilZFail=Oa,o.stencilZPass=Oa;const l=new rt(t,o);l.applyMatrix4(i),l.matrixAutoUpdate=!1,l.userData.isStencilCap=!0,l.renderOrder=1,this.stencilGroup.add(l)}addCapPlane(){const e=new Ot({color:this.capColor,side:kt,stencilWrite:!0,transparent:!0,opacity:0,stencilFunc:mu,stencilRef:0,clippingPlanes:[],depthTest:!0,polygonOffset:!0,polygonOffsetFactor:-1,polygonOffsetUnits:-1}),t=new Ts(1e5,1e5),i=new rt(t,e);i.userData.isCapPlane=!0,i.userData.isStencilCap=!0,i.renderOrder=2,this.capMesh=i,this.stencilGroup.add(i)}updateCapPlane(){if(!this.stencilGroup||!this.capMesh)return;const e=this.capMesh,t=this.clippingPlane.normal,i=-this.clippingPlane.constant;e.quaternion.setFromUnitVectors(new w(0,0,1),t),e.position.copy(t).multiplyScalar(i)}cleanupStencilGroup(){this.stencilGroup&&(this.scene.remove(this.stencilGroup),this.stencilGroup.traverse(e=>{e.material&&(Array.isArray(e.material)?e.material.forEach(t=>t.dispose()):e.material.dispose()),e.geometry&&e.userData.isCapPlane&&e.geometry.dispose()}),this.stencilGroup=null,this.capMesh=null)}cleanup(){this.updateSceneMaterials(!1),this.cleanupStencilGroup()}ensurePlaneInitialized(){if(this.planeInitialized||(this.sceneBounds.makeEmpty(),this.sceneBounds.setFromObject(this.scene),this.sceneBounds.isEmpty()))return;this.sceneBounds.getCenter(this.tempCenter);const e=this.clippingPlane.normal;this.clippingPlane.constant=-e.dot(this.tempCenter),this.planeInitialized=!0,this.updateCapPlane()}}class p_{_lastClickWorldPosition=null;_lastClickScreenPosition=null;constructor(){}setLastClickWorldPosition(e){this._lastClickWorldPosition=e.clone()}getLastClickWorldPosition(){return 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s=null,n,a,o=[];i.init=function(){n||(c(),h(),u())},i.Hide=function(){n.style.display="none",i.visible=!1},i.Show=function(){n.style.display="block",i.visible=!0},i.RenderScene=function(){i.camera.quaternion.copy(e.camera.quaternion);let g=new w(0,0,-1).clone().applyMatrix4(e.camera.matrixWorld.clone()),v=e.camera.position.clone().sub(g.clone()).setLength(100);i.camera.position.copy(v),i.camera.lookAt(new w),i.sceneOrtho.renderer.render(i.sceneOrtho,i.camera)},i.ToggleDirectionView=function(g){console.log(g);var v=new w(0,0,0);g=="top"?v=new w(0,1,0):g=="down"?v=new w(0,-1,0):g=="front"?v=new w(0,0,1):g=="left"?v=new w(-1,0,0):g=="back"?v=new w(0,0,-1):g=="right"?v=new w(1,0,0):g=="top_front"?v=new w(1,1,0):g=="top_left"?v=new w(0,1,-1):g=="top_back"?v=new w(-1,1,0):g=="top_right"?v=new w(0,1,1):g=="down_front"?v=new w(1,-1,0):g=="down_left"?v=new w(0,-1,-1):g=="down_back"?v=new w(-1,-1,0):g=="down_right"?v=new w(0,-1,1):g=="front_right"?v=new w(1,0,1):g=="right_back"?v=new w(-1,0,1):g=="back_left"?v=new w(-1,0,-1):g=="left_front"?v=new w(1,0,-1):g=="top_left_front"?v=new w(1,1,-1):g=="top_front_right"?v=new w(1,1,1):g=="top_right_back"?v=new w(-1,1,1):g=="top_back_left"?v=new w(-1,1,-1):g=="button_left_front"?v=new w(1,-1,-1):g=="button_front_right"?v=new w(1,-1,1):g=="button_right_back"?v=new w(-1,1,1):g=="button_back_left"&&(v=new w(-1,-1,-1));var m=r.octreeBox.getBoundingBox(),p=m.min,y=m.max,_=p.clone().add(y.clone()).multiplyScalar(.5),E=_.clone().add(v.multiplyScalar(1*y.distanceTo(p)));l(e.camera.position,E,r.controls.target.clone(),_)},i.GetCameraPose=function(){var g=e.camera.quaternion,v=e.camera.position,m=r.controls.target,p={quaternion:g,position:v,target:m};return p},i.ReductionCameraPose=function(g,v=1e3,m){var p=new ni(g.quaternion._x,g.quaternion._y,g.quaternion._z,g.quaternion._w),y=new w(g.position.x,g.position.y,g.position.z),_=new w(g.target.x,g.target.y,g.target.z);let E=!1;l(e.camera.position,y,r.controls.target.clone(),_,e.camera.quaternion,p,v,A=>{m&&(E||(m(A),E=!0))}),m&&setTimeout(()=>{E||(m(!0),E=!0)},v+10)},i.CameraGoHome=function(){var g=r.octreeBox.getBoundingBox(),v=g.min.clone().add(g.max.clone()).multiplyScalar(.5);let m=new w(1,1,1);var p=v.clone().add(m.multiplyScalar(1*g.max.distanceTo(g.min)));l(e.camera.position,p,r.controls.target.clone(),v)};function l(g,v,m,p,y,_,E=1e3,A){var S;y&&_?(S=new $o.Tween({x1:g.x,y1:g.y,z1:g.z,x2:m.x,y2:m.y,z2:m.z,_x:y._x,_y:y._y,_z:y._z,_w:y._w}),S.to({x1:v.x,y1:v.y,z1:v.z,x2:p.x,y2:p.y,z2:p.z,_x:_._x,_y:_._y,_z:_._z,_w:_._w},E)):(S=new $o.Tween({x1:g.x,y1:g.y,z1:g.z,x2:m.x,y2:m.y,z2:m.z}),S.to({x1:v.x,y1:v.y,z1:v.z,x2:p.x,y2:p.y,z2:p.z},E)),S.onUpdate(function(I){y&&_?(e.camera.quaternion._x=I._x,e.camera.quaternion._y=I._y,e.camera.quaternion._z=I._z,e.camera.quaternion._w=I._w):r.controls.auto=!0,e.camera.position.x=I.x1,e.camera.position.y=I.y1,e.camera.position.z=I.z1,r.controls.target.x=I.x2,r.controls.target.y=I.y2,r.controls.target.z=I.z2,r.controls.update(),i.RenderScene()}),S.onComplete(function(I){r.controls.auto=!1,i.RenderScene(),A&&A(!0),cancelAnimationFrame(s),s=null}),S.easing($o.Easing.Cubic.InOut);function R(I){s=requestAnimationFrame(R),S.update()}S.start(),R()}function c(){n=document.createElement("div"),n.className="ViewCube",t.appendChild(n),a=document.createElement("div"),a.className="ViewAttr",t.appendChild(a)}function h(){i.sceneOrtho=v_();var m=window.innerWidth,p=window.innerHeight,g=m>p?m/p:p/m,v=150;i.camera=new ur(v*g/-2,v*g/2,2*v/2,1.4*v/-2,.01,1e4);var m=n.clientWidth,p=n.clientHeight,y=new Cn({alpha:!0});y.setSize(m,p),y.setClearAlpha(0),i.sceneOrtho.renderer=y;let _=new Dc(16777215,.8);i.sceneOrtho.add(_),__(n,y)}function u(){let g=[{label:"右",icon:"cube/cn_right.png"},{label:"左",icon:"cube/cn_left.png"},{label:"顶",icon:"cube/cn_top.png"},{label:"底",icon:"cube/cn_bottom.png"},{label:"前",icon:"cube/cn_front.png"},{label:"后",icon:"cube/cn_back.png"}];var v=[];for(const p of g)v.push(new Ot({color:16777215,map:new wc().load(p.icon)}));new Cd({color:255});var m=new rt(new cr(110,110,110),v);i.sceneOrtho.add(m),d(122),n.addEventListener("mousedown",p=>{var y={};y.x=p.offsetX/n.clientWidth*2-1,y.y=-(p.offsetY/n.clientHeight)*2+1;var _=new Ic;_.setFromCamera(y,i.camera);const E=_.intersectObjects(o,!1);E.length>0&&i.ToggleDirectionView(E[0].object.name)}),n.addEventListener("mousemove",p=>{var y={};y.x=p.offsetX/n.clientWidth*2-1,y.y=-(p.offsetY/n.clientHeight)*2+1;var _=new Ic;_.setFromCamera(y,i.camera);const E=_.intersectObjects(o,!1);for(var A of o)A.material.opacity=.01;E.length>0&&(E[0].object.material.opacity=.2)})}function d(g){for(var v=g*.5-20,m=[{name:"right",a:30,b:75,c:75,point:new w(v,0,0)},{name:"back",a:75,b:75,c:30,point:new w(0,0,-v)},{name:"left",a:30,b:75,c:75,point:new w(-v,0,0)},{name:"front",a:75,b:75,c:30,point:new w(0,0,v)},{name:"top",a:75,b:30,c:75,point:new w(0,v,0)},{name:"button",a:75,b:30,c:75,point:new w(0,-v,0)}],p=[{name:"top_right_back",a:30,b:30,c:30,point:new w(-v,v,v)},{name:"button_front_right",a:30,b:30,c:30,point:new w(-v,-v,v)},{name:"top_front_right",a:30,b:30,c:30,point:new w(v,v,v)},{name:"button_right_back",a:30,b:30,c:30,point:new w(v,-v,v)},{name:"top_back_left",a:30,b:30,c:30,point:new w(-v,v,-v)},{name:"button_back_left",a:30,b:30,c:30,point:new w(-v,-v,-v)},{name:"top_left_front",a:30,b:30,c:30,point:new w(v,v,-v)},{name:"button_left_front",a:30,b:30,c:30,point:new w(v,-v,-v)}],y=[{name:"top_front",a:30,b:30,c:75,point:new w(v,v,0)},{name:"top_right",a:75,b:30,c:30,point:new w(0,v,v)},{name:"top_back",a:30,b:30,c:75,point:new w(-v,v,0)},{name:"top_left",a:75,b:30,c:30,point:new w(0,v,-v)},{name:"button_front",a:30,b:30,c:75,point:new w(v,-v,0)},{name:"button_right",a:75,b:30,c:30,point:new w(0,-v,v)},{name:"button_back",a:30,b:30,c:75,point:new w(-v,-v,0)},{name:"button_left",a:75,b:30,c:30,point:new w(0,-v,-v)},{name:"front_right",a:30,b:75,c:30,point:new w(v,0,v)},{name:"right_back",a:30,b:75,c:30,point:new w(-v,0,v)},{name:"back_left",a:30,b:75,c:30,point:new w(-v,0,-v)},{name:"left_front",a:30,b:75,c:30,point:new w(v,0,-v)}],_=0;_<m.length;_++)o.push(f(m[_]));for(var _=0;_<p.length;_++)o.push(f(p[_]));for(var _=0;_<y.length;_++)o.push(f(y[_]))}function f(g){const v=new cr(g.a,g.b,g.c),m=new Ot({color:"blue",transparent:!0,opacity:.01}),p=new De().makeTranslation(g.point.x,g.point.y,g.point.z);let y=v.applyMatrix4(p),_=new rt(y,m);return _.name=g.name,i.sceneOrtho.add(_),_}return i}class Ch{constructor(e,t){this.object=e,this.id=t}get uuid(){return this.object.uuid}get name(){return this.object.name}set name(e){this.object.name=e}get visible(){return this.object.visible}set visible(e){this.object.visible=e}getBoundingBox(){const e=new wt().setFromObject(this.object);return{min:e.min,max:e.max}}setMatrix(e){this.object.matrix.fromArray(e),this.object.matrix.decompose(this.object.position,this.object.quaternion,this.object.scale)}}let y_=class{constructor(r,e,t){this.manager=r,this.scene=e,this.clippingManager=t}models=new Map;async loadModel(r,e){const t=await this.manager.loadGLTF(r),i=e?.id||t.uuid;t.name=i,e?.position&&t.position.fromArray(e.position),e?.scale&&t.scale.fromArray(e.scale),e?.rotation&&t.rotation.setFromVector3(new w(...e.rotation));const s=new Ch(t,i);return this.models.set(i,s),this.clippingManager?.refresh(),s}unloadModel(r){const e=this.models.get(r);e&&e instanceof Ch&&(this.scene.remove(e.object),this.models.delete(r))}getAllModels(){return Array.from(this.models.values())}getModel(r){return this.models.get(r)}},M_=class{constructor(r){this.manager=r}setView(r,e){this.manager.setView(r)}fitToView(r,e){console.log("[V1] fitToView not fully implemented in manager, resetting camera"),this.manager.camera.position.set(20,20,20),this.manager.camera.lookAt(0,0,0),this.manager.controls.update()}goHome(r){this.manager.camera.position.set(20,20,20),this.manager.camera.lookAt(0,0,0),this.manager.controls.update()}setProjection(r){console.warn("[V1] Projection switching not supported in V1 CameraManager")}setNavigationMode(r){r===In.PanOnly?this.manager.controls.enableRotate=!1:this.manager.controls.enableRotate=!0}getState(){return{position:this.manager.camera.position.toArray(),target:this.manager.controls.target.toArray(),up:this.manager.camera.up.toArray(),projection:ts.Perspective}}restoreState(r,e){this.manager.camera.position.fromArray(r.position),this.manager.camera.up.fromArray(r.up),this.manager.controls.target.fromArray(r.target),this.manager.controls.update()}},b_=class{constructor(r,e){this.manager=r,this.scene=e}getSelection(){return console.warn("[V1] getSelection not fully supported by InteractionManager"),[]}select(r){const e=[];this.scene.traverse(t=>{t instanceof rt&&r.includes(t.name)&&e.push(t)}),this.manager.highlight(e)}addSelection(r){this.select(r)}removeSelection(r){this.manager.clearHighlight()}clearSelection(){this.manager.clearHighlight()}getHiddenComponents(){const r=[];return this.scene.traverse(e=>{e.visible||r.push(e.name)}),r}setVisibility(r,e){this.manager.setVisibility(r,e)}isolate(r){this.scene.traverse(e=>e.visible=!1),this.setVisibility(r,!0)}clearIsolation(){this.scene.traverse(r=>r.visible=!0)}setColor(r,e){console.warn("[V1] setColor not implemented")}restoreColor(r){console.warn("[V1] restoreColor not implemented")}setOpacity(r,e){console.warn("[V1] setOpacity not implemented")}restoreOpacity(r){console.warn("[V1] restoreOpacity not implemented")}clearAllOverrides(){}getBoundingBox(r){let e;if(this.scene.traverse(t=>{t.name===r&&(e=t)}),e){const t=new wt().setFromObject(e);return{min:t.min,max:t.max}}return{min:{x:0,y:0,z:0},max:{x:0,y:0,z:0}}}},T_=class{constructor(r,e){this.sceneManager=r,this.renderer=e}setBackgroundColor(r){this.sceneManager.setBackground(r)}setSkybox(r){const e=new Ec().load(r);this.sceneManager.scene.background=e}enableShadows(r){}enableAntialiasing(r){}enableAmbientOcclusion(r){}addSectionPlane(r,e){return""}removeSectionPlane(r){}clearSectionPlanes(){}enableSectioning(r){}captureScreen(r,e){return this.renderer.domElement.toDataURL()}getViewerConfig(){return{shadows:!1,ambientOcclusion:!1,sectioning:!1}}getRenderStatistics(){const r=this.renderer.info||{},e=r.render||{},t=r.memory||{};return{calls:e.calls||0,triangles:e.triangles||0,points:e.points||0,lines:e.lines||0,memory:{geometries:t.geometries||0,textures:t.textures||0}}}},S_=class{async getProperties(r){return[{name:"Identity Data",properties:[{name:"Element ID",value:r},{name:"Version",value:"V1 Engine"}]}]}async getPropertyValue(r,e){return"Unknown"}async getModelTree(r){return[{id:"root",name:"Model Root (V1)",type:"Model",hasChildren:!1}]}async search(r){return[]}},E_=class{activeTool=null;tools=new Map;activate(r,e){console.log(`[V1] Activating tool: ${r}`,e),this.activeTool=r}deactivate(){this.activeTool&&(console.log(`[V1] Deactivating tool: ${this.activeTool}`),this.activeTool=null)}getActiveTool(){return this.activeTool}registerTool(r,e){this.tools.set(r,e)}},w_=class{listeners=new Map;on(r,e){this.listeners.has(r)||this.listeners.set(r,[]),this.listeners.get(r).push(e)}off(r,e){if(!this.listeners.has(r))return;const t=this.listeners.get(r),i=t.indexOf(e);i!==-1&&t.splice(i,1)}trigger(r,e){this.listeners.has(r)&&this.listeners.get(r).forEach(t=>{try{t(e)}catch(i){console.error(`Error in event listener for ${r}:`,i)}})}},C_=class{container;renderer;composer=null;stats=null;engineState;sceneManager;cameraManager;loaderManager;interactionManager;outlineManager;selectionBoxManager=null;clippingManager;octreeBox;loader;cameraTool;components;data;viewer;tools;events;viewCube;scene;camera;models;controls;measure;animationId=null;constructor(r){const e=document.getElementById(r.containerId);if(!e)throw new Error(`Container ${r.containerId} not found`);this.container=e,this.models=[],this.engineState=new p_,this.sceneManager=new p0(r);const{width:t,height:i}=this.getContainerSize();this.cameraManager=new C0(this.container,t,i,this.engineState);try{this.renderer=new Cn({antialias:r.antialias??!0}),console.log("Engine: Using WebGPURenderer")}catch(s){console.warn("WebGPURenderer failed",s),this.renderer=new Cn({antialias:r.antialias??!0})}this.renderer.setSize(t,i),this.renderer.setPixelRatio(window.devicePixelRatio),this.renderer.shadowMap.enabled=!0,this.renderer.shadowMap.type=nl,this.renderer.toneMapping=Kn,this.renderer.toneMappingExposure=1,this.renderer.localClippingEnabled=!0,this.container.appendChild(this.renderer.domElement),this.loaderManager=new l_(this.sceneManager.scene),this.outlineManager=new h_(this.sceneManager.scene,this.cameraManager.camera,t,i),this.interactionManager=new c_(this.sceneManager.scene,this.cameraManager.camera,this.renderer.domElement,this.engineState),this.selectionBoxManager=new u_(this.sceneManager.scene,this.cameraManager.camera,this.renderer.domElement,this.cameraManager.controls,this.outlineManager),this.clippingManager=new d_(this.sceneManager.scene),setTimeout(()=>{this.clippingManager.enable()},1e3),this.events=new w_,this.interactionManager.setEventModule(this.events),this.loader=new y_(this.loaderManager,this.sceneManager.scene,this.clippingManager),this.cameraTool=new M_(this.cameraManager),this.components=new b_(this.interactionManager,this.sceneManager.scene),this.viewer=new T_(this.sceneManager,this.renderer),this.data=new S_,this.tools=new E_,this.scene=this.sceneManager.scene,this.scene.camera=this.cameraManager.camera,this.camera=this.cameraManager.camera,this.controls=this.cameraManager.controls,this.octreeBox=f_(this),this.viewCube=x_(this,this.scene,this.container),this.viewCube.init(),this.setupVisuals(),this.setupPostProcessing(),r.showStats!==!1&&this.initStats(),this.setupResizeObserver(),this.animate()}initStats(){this.stats=new d0,this.stats.showPanel(0),this.stats.dom.style.position="absolute",this.stats.dom.style.top="0px",this.stats.dom.style.left="0px",this.stats.dom.style.zIndex="1000",this.container.appendChild(this.stats.dom)}toggleStats(r){r&&!this.stats?this.initStats():!r&&this.stats&&(this.container.removeChild(this.stats.dom),this.stats=null)}getVersion(){return"1.2.0 (WebGPU Experimental)"}setupVisuals(){const r=this.sceneManager.scene;r.children.filter(s=>s instanceof Es).forEach(s=>r.remove(s));const e=new Pc(16777215,4.5);e.position.set(10,20,10),e.castShadow=!0,e.shadow.mapSize.width=4096,e.shadow.mapSize.height=4096,e.shadow.camera.near=.1,e.shadow.camera.far=500,e.shadow.bias=-5e-5,e.shadow.normalBias=.02;const t=50;e.shadow.camera.left=-t,e.shadow.camera.right=t,e.shadow.camera.top=t,e.shadow.camera.bottom=-t,e.shadow.radius=2,r.add(e);const i=new Dc(4210752,.4);r.add(i),new Yv().load("https://raw.githubusercontent.com/mrdoob/three.js/master/examples/textures/equirectangular/royal_esplanade_1k.hdr",s=>{s.mapping=Os,r.environment=s,r.environmentIntensity=1})}setupPostProcessing(){if(!this.renderer)return;const{width:r,height:e}=this.getContainerSize(),t=window.devicePixelRatio,i=this.sceneManager.scene,s=this.cameraManager.camera;this.composer=new Qv(this.renderer),this.composer.setPixelRatio(t),this.composer.setSize(r,e);const n=new e0(i,s);this.composer.addPass(n);const a=new fi(i,s,r,e);a.output=fi.OUTPUT.Default,a.blendIntensity=1,a.updateGtaoMaterial&&a.updateGtaoMaterial({radius:3,distanceExponent:1,thickness:1,scale:1,distanceFallOff:1,screenSpaceRadius:!1}),this.composer.addPass(a);const o=this.outlineManager.getPass();this.composer.addPass(o);const l=new Qr(new oe(r,e),.05,.1,.5);this.composer.addPass(l);const c=new a0;this.composer.addPass(c);const h=new zo(o0);h.material.uniforms.resolution.value.x=1/(r*t),h.material.uniforms.resolution.value.y=1/(e*t),this.composer.addPass(h)}resize(){const{width:r,height:e}=this.getContainerSize(),t=window.devicePixelRatio;if(this.cameraManager.updateAspect(r,e),this.renderer.setSize(r,e),this.renderer.setPixelRatio(t),this.outlineManager&&this.outlineManager.resize(r,e),this.composer){this.composer.setPixelRatio(t),this.composer.setSize(r,e);const i=this.composer.passes.find(s=>s instanceof zo&&s.material.uniforms.resolution);i&&(i.material.uniforms.resolution.value.x=1/(r*t),i.material.uniforms.resolution.value.y=1/(e*t))}}getContainerSize(){return{width:this.container.clientWidth,height:this.container.clientHeight}}setupResizeObserver(){new ResizeObserver(()=>{this.resize()}).observe(this.container)}animate=()=>{this.animationId=requestAnimationFrame(this.animate),this.viewCube.RenderScene(),this.stats&&this.stats.begin(),this.cameraManager.tick(),this.composer?this.composer.render():this.renderer.renderAsync?this.renderer.renderAsync(this.sceneManager.scene,this.cameraManager.camera):this.renderer.render(this.sceneManager.scene,this.cameraManager.camera),this.stats&&this.stats.end()};dispose(){this.animationId&&cancelAnimationFrame(this.animationId),this.selectionBoxManager&&this.selectionBoxManager.dispose(),this.renderer.dispose(),this.container.innerHTML=""}};class Rh{constructor(e,t,i){this.object=e,this.id=t,this.uuid=i,this.object.name=t}get name(){return this.object.name}set name(e){this.object.name=e}get visible(){return this.object.visible}set visible(e){this.object.visible=e}getBoundingBox(){const e=new wt().setFromObject(this.object);return{min:e.min,max:e.max}}setMatrix(e){this.object.matrix.fromArray(e),this.object.matrix.decompose(this.object.position,this.object.quaternion,this.object.scale)}}class R_{scene;gltfLoader;models=new Map;constructor(e){this.scene=e,this.gltfLoader=new xh}async loadModel(e,t){return new Promise((i,s)=>{this.gltfLoader.load(e,n=>{const a=n.scene,o=t?.id||ka.generateUUID();t?.position&&a.position.fromArray(t.position),t?.scale&&a.scale.fromArray(t.scale),t?.rotation&&a.rotation.setFromVector3(new w(...t.rotation)),this.scene.add(a);const l=new Rh(a,o,a.uuid);this.models.set(o,l),i(l)},n=>{t?.onProgress&&t.onProgress(n.loaded/n.total*100)},n=>s(n))})}unloadModel(e){const t=this.models.get(e);t&&t instanceof Rh&&(this.scene.remove(t.object),this.models.delete(e))}getAllModels(){return Array.from(this.models.values())}getModel(e){return this.models.get(e)}}class A_{camera;controls;container;constructor(e,t,i){this.container=e,this.camera=new yt(75,t/i,.1,1e3),this.camera.position.set(10,10,10),this.camera.lookAt(0,0,0),this.controls=new vh(this.camera,this.container),this.controls.enableDamping=!0}getCamera(){return this.camera}update(){this.controls.update()}updateAspect(e,t){if(this.camera instanceof yt)this.camera.aspect=e/t,this.camera.updateProjectionMatrix();else if(this.camera instanceof ur){const i=e/t,s=20;this.camera.left=-s*i/2,this.camera.right=s*i/2,this.camera.top=s/2,this.camera.bottom=-s/2,this.camera.updateProjectionMatrix()}}setView(e,t){switch(e){case es.Top:this.camera.position.set(0,20,0);break;case es.Front:this.camera.position.set(0,0,20);break;default:console.warn("View not fully implemented:",e)}this.camera.lookAt(0,0,0),this.controls.update()}fitToView(e,t){}goHome(e){this.camera.position.set(10,10,10),this.camera.lookAt(0,0,0),this.controls.update()}setProjection(e){e===ts.Perspective&&!(this.camera instanceof yt)||e===ts.Orthographic&&this.camera instanceof ur}setNavigationMode(e){e===In.Orbit?(this.controls.enabled=!0,this.controls.enableRotate=!0):e===In.PanOnly&&(this.controls.enableRotate=!1)}getState(){const e=this.controls.target;return{position:this.camera.position.toArray(),target:e.toArray(),up:this.camera.up.toArray(),projection:this.camera instanceof yt?ts.Perspective:ts.Orthographic}}restoreState(e,t){this.camera.position.fromArray(e.position),this.camera.up.fromArray(e.up),this.controls.target.fromArray(e.target),this.controls.update()}}class P_{scene;selectedIds=new Set;materialCache=new Map;constructor(e){this.scene=e}findObject(e){let t;return this.scene.traverse(i=>{i.name===e&&(t=i)}),t}getSelection(){return Array.from(this.selectedIds)}select(e){this.clearSelection(),this.addSelection(e)}addSelection(e){e.forEach(t=>{this.selectedIds.add(t),this.findObject(t)})}removeSelection(e){e.forEach(t=>this.selectedIds.delete(t))}clearSelection(){this.selectedIds.clear()}getHiddenComponents(){const e=[];return this.scene.traverse(t=>{t.visible||e.push(t.name)}),e}setVisibility(e,t){e.forEach(i=>{const s=this.findObject(i);s&&(s.visible=t)})}isolate(e){this.scene.traverse(t=>t.visible=!1),this.setVisibility(e,!0)}clearIsolation(){this.scene.traverse(e=>e.visible=!0)}setColor(e,t){e.forEach(i=>{const s=this.findObject(i);if(s&&s instanceof rt){this.materialCache.has(i)||this.materialCache.set(i,s.material);const n=new Ot({color:t});s.material=n}})}restoreColor(e){e.forEach(t=>{const i=this.findObject(t);i&&this.materialCache.has(t)&&(i.material=this.materialCache.get(t),this.materialCache.delete(t))})}setOpacity(e,t){}restoreOpacity(e){}clearAllOverrides(){this.materialCache.forEach((e,t)=>{const i=this.findObject(t);i&&i instanceof rt&&(i.material=e)}),this.materialCache.clear()}getBoundingBox(e){const t=this.findObject(e);if(t){const i=new wt().setFromObject(t);return{min:i.min,max:i.max}}return{min:{x:0,y:0,z:0},max:{x:0,y:0,z:0}}}}class D_{async getProperties(e){return[{name:"Identity Data",properties:[{name:"Element ID",value:e},{name:"Name",value:"Sample Element"}]}]}async getPropertyValue(e,t){return"Unknown"}async getModelTree(e){return[{id:"root",name:"Model Root",type:"Model",hasChildren:!0,children:[{id:"l1",name:"Level 1",type:"Level",hasChildren:!1}]}]}async search(e){return console.log("Searching for:",e),[]}}class L_{scene;renderer;_shadowsEnabled=!1;_aoEnabled=!1;_sectioningEnabled=!1;constructor(e,t){this.scene=e,this.renderer=t}setBackgroundColor(e){this.scene.background=new _e(e)}setSkybox(e){const t=new Ec().load(e);this.scene.background=t}enableShadows(e){this._shadowsEnabled=e,this.renderer.shadowMap.enabled=e,this.scene.traverse(t=>{t instanceof rt&&(t.castShadow=e,t.receiveShadow=e)})}enableAntialiasing(e){console.warn("Changing antialiasing at runtime requires recreating the WebGL context, which is complex. Ignored.")}enableAmbientOcclusion(e){this._aoEnabled=e,console.log("AO enabled:",e,"(Requires PostProcessing pass - not implemented in this basic kernel)")}addSectionPlane(e,t){const i=new Ti(new w(...e),t);return this.renderer.clippingPlanes.push(i),"plane-"+(this.renderer.clippingPlanes.length-1)}removeSectionPlane(e){this.renderer.clippingPlanes.pop()}clearSectionPlanes(){this.renderer.clippingPlanes=[]}enableSectioning(e){this._sectioningEnabled=e,this.renderer.localClippingEnabled=e}captureScreen(e,t){return this.renderer.domElement.toDataURL()}getViewerConfig(){return{shadows:this._shadowsEnabled,ambientOcclusion:this._aoEnabled,sectioning:this._sectioningEnabled}}getRenderStatistics(){const e=this.renderer.info;return{calls:e.render.calls,triangles:e.render.triangles,points:e.render.points,lines:e.render.lines,memory:{geometries:e.memory.geometries,textures:e.memory.textures}}}}class I_{activeTool=null;tools=new Map;activate(e,t){console.log(`Activating tool: ${e}`,t),this.activeTool=e}deactivate(){this.activeTool&&(console.log(`Deactivating tool: ${this.activeTool}`),this.activeTool=null)}getActiveTool(){return this.activeTool}registerTool(e,t){this.tools.set(e,t)}}class U_{listeners=new Map;on(e,t){this.listeners.has(e)||this.listeners.set(e,[]),this.listeners.get(e).push(t)}off(e,t){if(!this.listeners.has(e))return;const i=this.listeners.get(e),s=i.indexOf(t);s!==-1&&i.splice(s,1)}trigger(e,t){this.listeners.has(e)&&this.listeners.get(e).forEach(i=>{try{i(t)}catch(s){console.error(`Error in event listener for ${e}:`,s)}})}}class Ah{loader;cameraTool;components;data;viewer;tools;events;viewCube;container;scene;renderer;_cameraModule;animationId=null;constructor(e){const t=document.getElementById(e.containerId);if(!t)throw new Error(`Container ${e.containerId} not found`);this.container=t,this.scene=new uo,this.renderer=new Cn({antialias:e.antialias??!0,alpha:!0}),this.renderer.setPixelRatio(window.devicePixelRatio),this.container.appendChild(this.renderer.domElement),this.events=new U_,this._cameraModule=new A_(this.container,this.container.clientWidth,this.container.clientHeight),this.cameraTool=this._cameraModule,this.loader=new R_(this.scene),this.components=new P_(this.scene),this.data=new D_,this.viewer=new L_(this.scene,this.renderer),this.tools=new I_,this.viewCube={show:()=>console.warn("[V2] ViewCube not implemented"),hide:()=>{},setDirection:()=>{},goHome:()=>{},isVisible:()=>!1,updateOptions:()=>{}},this.resize(),this.setupResizeObserver(),this.animate()}getVersion(){return"2.0.0"}resize(){const e=this.container.clientWidth,t=this.container.clientHeight;this.renderer.setSize(e,t),this._cameraModule.updateAspect(e,t)}dispose(){this.animationId&&cancelAnimationFrame(this.animationId),this.renderer.dispose(),this.container.innerHTML=""}setupResizeObserver(){new ResizeObserver(()=>{this.resize()}).observe(this.container)}animate=()=>{this.animationId=requestAnimationFrame(this.animate),this._cameraModule.update(),this.renderer.render(this.scene,this._cameraModule.getCamera())}}function Ph(r){const e=r.version||"v1";switch(e){case"v2":return new Ah(r);case"v1":return new C_(r);default:return console.warn(`Version '${e}' not found. Falling back to v2.`),new Ah(r)}}class N_{engine=null;container;containerId;options;_isInitialized=!1;_isDestroyed=!1;unsubscribeTheme=null;constructor(e){this.container=e.container,this.container.id?this.containerId=this.container.id:(this.containerId=`engine-container-${Date.now()}-${Math.random().toString(36).substr(2,9)}`,this.container.id=this.containerId),this.options={backgroundColor:e.backgroundColor??1710618,version:e.version??"v1",showStats:e.showStats??!1,showViewCube:e.showViewCube??!0}}init(){if(this._isInitialized){console.warn("[Engine] Engine already initialized.");return}if(this._isDestroyed){console.error("[Engine] Cannot initialize destroyed engine.");return}try{const e={containerId:this.containerId,backgroundColor:this.options.backgroundColor,version:this.options.version,showStats:this.options.showStats,showViewCube:this.options.showViewCube};if(this.engine=Ph(e),!this.engine)throw new Error("Failed to create engine instance");this._isInitialized=!0,this.unsubscribeTheme=ei.subscribe(t=>{this.setTheme(t)}),this.setTheme(ei.getTheme())}catch(e){throw console.error("[Engine] Failed to initialize engine:",e),this._isInitialized=!1,e}}setTheme(e){if(!this._isInitialized||!this.engine)return;let t;e.name==="dark"?t=1710618:e.name==="light"?t=16119285:t=this.options.backgroundColor??1710618,this.engine&&typeof this.engine.setBackgroundColor=="function"?this.engine.setBackgroundColor(t):this.engine&&this.engine.scene&&this.engine.scene.background&&this.engine.scene.background.setHex(t)}setLocales(){}isInitialized(){return this._isInitialized}loadModel(e,t){if(!this._isInitialized||!this.engine){console.error("[Engine] Engine not initialized. Please call init() first.");return}if(!e){console.error("[Engine] Model URL is required.");return}this.engine.loader.loadModel(e,t)}getEngine(){return this.engine}destroy(){this._isDestroyed||(this.unsubscribeTheme&&(this.unsubscribeTheme(),this.unsubscribeTheme=null),this.container.innerHTML="",this._isDestroyed=!0,this._isInitialized=!1)}}class O_{container;engine=null;constructor(e){this.container=e}initialize(e){this.engine&&this.engine.isInitialized()&&(console.warn("[EngineManager] 3D Engine already initialized. Destroying old instance..."),this.engine.destroy(),this.engine=null);try{return this.engine=new N_({container:this.container,...e}),this.engine.init(),this.engine.isInitialized()}catch(t){return console.error("[EngineManager] Failed to initialize 3D engine:",t),this.engine=null,!1}}isInitialized(){return this.engine!==null&&this.engine.isInitialized()}loadModel(e,t){if(!this.engine||!this.engine.isInitialized()){console.error("[EngineManager] 3D Engine not initialized. Please call initialize() first.");return}this.engine.loadModel(e,t)}getEngine(){return this.engine?this.engine.getEngine():(console.warn("[EngineManager] 3D Engine not initialized."),null)}destroy(){this.engine&&(this.engine.destroy(),this.engine=null)}}class B_{container;wrapper=null;topLeftGroup=null;toolbar=null;buttonGroup=null;dialog=null;engine=null;get localeManager(){return rr}get themeManager(){return ei}constructor(e,t){const i=typeof e=="string"?document.getElementById(e):e;if(!i)throw new Error("Container not found");this.container=i,t?.locale&&rr.setLocale(t.locale),t?.theme&&(t.theme==="custom"?console.warn("Custom theme should be set via setCustomTheme()."):ei.setTheme(t.theme)),this.init()}setLocale(e){rr.setLocale(e)}getLocale(){return rr.getLocale()}setTheme(e){ei.setTheme(e)}setCustomTheme(e){ei.setCustomTheme(e)}init(){this.container.innerHTML="",this.wrapper=document.createElement("div"),this.wrapper.className="bim-engine-wrapper",this.container.appendChild(this.wrapper),this.engine=new O_(this.wrapper),this.dialog=new jh(this.wrapper),this.toolbar=new Hh(this.wrapper),this.buttonGroup=new Gh(this.wrapper),this.updateTheme(ei.getTheme()),this.topLeftGroup&&this.topLeftGroup.setColors({backgroundColor:"#ff00ff"}),ei.subscribe(e=>{this.updateTheme(e)})}initEngine(e){return this.engine?this.engine.initialize(e):(console.error("[BimEngine] Engine manager not available."),!1)}updateTheme(e){this.wrapper&&(this.wrapper.style.backgroundColor=e.background,this.wrapper.style.color=e.textPrimary)}destroy(){this.toolbar?.destroy(),this.buttonGroup?.destroy(),this.engine?.destroy(),this.dialog=null,this.container.innerHTML=""}}const F_=Object.freeze(Object.defineProperty({__proto__:null,homeButton:{id:"home",groupId:"group-1",type:"button",label:"toolbar.home",icon:'<svg width="32" height="32" viewBox="0 0 24 24"><path fill="currentColor" d="M4 21V9l8-6l8 6v12h-6v-7h-4v7z"/></svg>',keepActive:!0,onClick:r=>{console.log("首页按钮被点击:",r.id)}}},Symbol.toStringTag,{value:"Module"})),z_=Object.freeze(Object.defineProperty({__proto__:null,locationButton:{id:"location",groupId:"group-1",type:"button",label:"toolbar.location",icon:'<svg width="32" height="32" viewBox="0 0 24 24"><path fill="currentColor" d="M9 13h2v-2.75h2V13h2V8.25l-3-2l-3 2zm3 9q-4.025-3.425-6.012-6.362T4 10.2q0-3.75 2.413-5.975T12 2t5.588 2.225T20 10.2q0 2.5-1.987 5.438T12 22"/></svg>',keepActive:!1,onClick:r=>{console.log("定位按钮被点击:",r.id)}}},Symbol.toStringTag,{value:"Module"})),k_=Object.freeze(Object.defineProperty({__proto__:null,walkMenuButton:{id:"walk",groupId:"group-1",type:"menu",label:"toolbar.walk",align:"vertical",icon:'<svg width="32" height="32" viewBox="0 0 24 24"><path fill="currentColor" d="M9 22V8.775q-2.275-.6-3.637-2.512T4 2h2q0 2.075 1.338 3.538T10.75 7h2.5q.75 0 1.4.275t1.175.8L20.35 12.6l-1.4 1.4L15 10.05V22h-2v-6h-2v6zm3-16q-.825 0-1.412-.587T10 4t.588-1.412T12 2t1.413.588T14 4t-.587 1.413T12 6"/></svg>',keepActive:!0,onClick:r=>{console.log("漫游按钮被点击:",r.id)}}},Symbol.toStringTag,{value:"Module"})),V_=Object.freeze(Object.defineProperty({__proto__:null,walkPersonButton:{id:"walk-person",groupId:"group-1",parentId:"walk",type:"button",align:"vertical",label:"toolbar.walkPerson",icon:'<svg width="32" height="32" viewBox="0 0 24 24"><path fill="currentColor" d="M9 22V8.775q-2.275-.6-3.637-2.512T4 2h2q0 2.075 1.338 3.538T10.75 7h2.5q.75 0 1.4.275t1.175.8L20.35 12.6l-1.4 1.4L15 10.05V22h-2v-6h-2v6zm3-16q-.825 0-1.412-.587T10 4t.588-1.412T12 2t1.413.588T14 4t-.587 1.413T12 6"/></svg>',onClick:r=>{console.log("人视漫游被点击:",r.id)}}},Symbol.toStringTag,{value:"Module"})),H_=Object.freeze(Object.defineProperty({__proto__:null,walkBirdButton:{id:"walk-bird",groupId:"group-1",parentId:"walk",align:"vertical",type:"button",label:"toolbar.walkBird",icon:'<svg width="32" height="32" viewBox="0 0 24 24"><path fill="currentColor" d="M9 22V8.775q-2.275-.6-3.637-2.512T4 2h2q0 2.075 1.338 3.538T10.75 7h2.5q.75 0 1.4.275t1.175.8L20.35 12.6l-1.4 1.4L15 10.05V22h-2v-6h-2v6zm3-16q-.825 0-1.412-.587T10 4t.588-1.412T12 2t1.413.588T14 4t-.587 1.413T12 6"/></svg>',onClick:r=>{console.log("鸟瞰漫游被点击:",r.id)}}},Symbol.toStringTag,{value:"Module"})),G_=Object.freeze(Object.defineProperty({__proto__:null,settingButton:{id:"setting",groupId:"group-2",type:"button",label:"toolbar.setting",icon:'<svg width="32" height="32" viewBox="0 0 24 24"><path fill="currentColor" d="m9.25 22l-.4-3.2q-.325-.125-.612-.3t-.563-.375L4.7 19.375l-2.75-4.75l2.575-1.95Q4.5 12.5 4.5 12.338v-.675q0-.163.025-.338L1.95 9.375l2.75-4.75l2.975 1.25q.275-.2.575-.375t.6-.3l.4-3.2h5.5l.4 3.2q.325.125.613.3t.562.375l2.975-1.25l2.75 4.75l-2.575 1.95q.025.175.025.338v.674q0 .163-.05.338l2.575 1.95l-2.75 4.75l-2.95-1.25q-.275.2-.575.375t-.6.3l-.4 3.2zM11 20h1.975l.35-2.65q.775-.2 1.438-.587t1.212-.938l2.475 1.025l.975-1.7l-2.15-1.625q.125-.35.175-.737T17.5 12t-.05-.787t-.175-.738l2.15-1.625l-.975-1.7l-2.475 1.05q-.55-.575-1.212-.962t-1.438-.588L13 4h-1.975l-.35 2.65q-.775.2-1.437.588t-1.213.937L5.55 7.15l-.975 1.7l2.15 1.6q-.125.375-.175.75t-.05.8q0 .4.05.775t.175.75l-2.15 1.625l.975 1.7l2.475-1.05q.55.575 1.213.963t1.437.587zm1.05-4.5q1.45 0 2.475-1.025T15.55 12t-1.025-2.475T12.05 8.5q-1.475 0-2.488 1.025T8.55 12t1.013 2.475T12.05 15.5M12 12"/></svg>',keepActive:!1,onClick:r=>{console.log("设置按钮被点击:",r.id)}}},Symbol.toStringTag,{value:"Module"})),W_=Object.freeze(Object.defineProperty({__proto__:null,infoButton:{id:"info",groupId:"group-2",type:"button",label:"toolbar.info",icon:'<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 24 24"><path fill="currentColor" d="M12 7q.425 0 .713-.288T13 6t-.288-.712T12 5t-.712.288T11 6t.288.713T12 7m0 8q.425 0 .713-.288T13 14v-4q0-.425-.288-.712T12 9t-.712.288T11 10v4q0 .425.288.713T12 15m-6 3l-2.3 2.3q-.475.475-1.088.213T2 19.575V4q0-.825.588-1.412T4 2h16q.825 0 1.413.588T22 4v12q0 .825-.587 1.413T20 18z"/></svg>',keepActive:!1,onClick:r=>{console.log("信息按钮被点击:",r.id)}}},Symbol.toStringTag,{value:"Module"}));Ai.BimButtonGroup=On,Ai.BimEngine=B_,Ai.Toolbar=tl,Ai.createEngine=Ph,Object.defineProperty(Ai,Symbol.toStringTag,{value:"Module"})}));
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