(function(){"use strict";try{if(typeof document<"u"){var e=document.createElement("style");e.appendChild(document.createTextNode('.bim-engine-wrapper{position:relative;width:100%;height:100%;font-family:sans-serif;box-sizing:border-box;overflow:hidden;background:linear-gradient(to 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(function(Zs,dc){typeof exports=="object"&&typeof module<"u"?dc(exports,require("opentype.js")):typeof define=="function"&&define.amd?define(["exports","opentype.js"],dc):(Zs=typeof globalThis<"u"?globalThis:Zs||self,dc(Zs.IflowEngine={},Zs["{}"]))})(this,(function(Zs,dc){"use strict";function Ew(s){const e=Object.create(null,{[Symbol.toStringTag]:{value:"Module"}});if(s){for(const t in s)if(t!=="default"){const i=Object.getOwnPropertyDescriptor(s,t);Object.defineProperty(e,t,i.get?i:{enumerable:!0,get:()=>s[t]})}}return e.default=s,Object.freeze(e)}const Tw=Ew(dc),Cw={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",measure:"测量",zoomBox:"选框放大",info:"信息",location:"定位",setting:"设置",walk:"漫游",map:"地图",property:"构件详情",fullscreen:"全屏",walkMenu:"漫游菜单",walkPerson:"第一人称",walkBird:"第三人称",tree:"模型树",section:"剖切",sectionPlane:"拾取面剖切",sectionAxis:"轴向剖切",sectionBox:"剖切盒",cameraSwitch:"相机切换"},dialog:{testTitle:"测试弹窗",testContent:'这是一个 可拖拽 且 可缩放 的弹窗。
'},menu:{info:"信息",home:"首页",componentDetail:"构件详情",hideSelected:"隐藏选中构件",transparentSelected:"半透明选中构件",cancelTranslucent:"取消半透明",isolateSelected:"隔离选中构件",hideOthers:"其他构件隐藏",transparentOthers:"其他构件半透明",fitSectionBox:"剖切盒适应",showAll:"显示全部",quickSelect:"快速选择",selectSameType:"选择同类模型",selectSameLevel:"选择同层模型",selectSameLevelType:"选择同层同类模型"},tree:{searchPlaceholder:"请输入要搜索的内容"},constructTree:{title:"目录树"},tab:{component:"构件",system:"系统",space:"空间",type:"类型",major:"专业"},panel:{property:{title:"构件详情",base:"基本属性",material:"材质信息",advanced:"高级设置",tab:{props:"属性",material:"材质"}},componentDetail:{title:"构件详情",noSelection:"请先选中构件"}},measure:{btnName:"测量",dialogTitle:"测量",modes:{clearHeight:"净高",clearDistance:"净距",distance:"距离",elevation:"标高",point:"坐标",angle:"角度",area:"面积",slope:"坡度"},actions:{expand:"展开",collapse:"收起",clearAll:"删除全部",settings:"设置"},labels:{currentMode:"当前测量方式：",x:"X：",y:"Y：",z:"Z：",value:{clearHeight:"净高：",clearDistance:"净距：",distance:"距离：",elevation:"标高：",point:"坐标：",angle:"角度：",area:"面积：",slope:"坡度："}},settings:{title:"设置",unit:"单位：",precision:"精度：",hint:"距离、净距、净高和标高默认使用该单位；角度和面积有各自默认单位。",save:"保存设置",cancel:"取消"},clearHeight:{direction:"朝向：",directionDown:"朝下",directionUp:"朝上",selectType:"选择对象：",selectPoint:"选择点",selectElement:"选择构件"}},sectionPlane:{dialogTitle:"拾取面剖切",actions:{hide:"隐藏",reverse:"反向",reset:"重置"}},sectionAxis:{dialogTitle:"轴向剖切",actions:{hide:"隐藏",reverse:"反向",axisX:"X",axisY:"Y",axisZ:"Z"}},sectionBox:{dialogTitle:"剖切盒",actions:{hide:"隐藏",reverse:"反向",fitToModel:"适应",reset:"重置"},axes:{x:"X",y:"Y",z:"Z"}},walkControl:{speed:"移动速度：",gravity:"重力",collision:"碰撞",characterModel:{label:"建筑工人",constructionWorker:"建筑工人",officeMale:"办公室男性"},walkMode:{label:"行走模式",walk:"行走模式",run:"奔跑模式"},exit:"退出",path:{dialogTitle:"路径漫游",duration:"漫游时间",durationUnit:"秒",loop:"循环播放",addPoint:"添加漫游点",deleteAll:"删除全部",point:"漫游点",play:"播放漫游",stop:"停止漫游",noPoints:"暂无漫游点，请添加"}},info:{dialogTitle:"基本信息",meshCount:"构件数量",totalTriangles:"三角面数量",totalVertices:"顶点数量"},aiChat:{title:"AI 助手",placeholder:"输入你的问题...",quickPrompt:{summarize:"总结这个模型",explain:"解释选中的构件",generate:"生成报告"},action:{new:"新建对话",history:"历史记录",settings:"设置",close:"关闭"},helper:{newline:"Shift + Enter 换行",send:"Enter 发送"},thinking:"正在思考...",other:"其他",otherPlaceholder:"请输入自定义答案",submit:"提交"},setting:{dialogTitle:"设置",renderMode:"渲染模式",modes:{simple:"性能模式",balance:"平衡模式",advanced:"效果模式"},edgeLine:"边线",contrast:"对比度",saturation:"饱和度",lightIntensity:"光照强度",environment:"环境背景",backgroundVisible:"显示背景",ground:"显示地面",groundElevation:"地面高度",groundElevationUnit:"m"}},Aw={common:{title:"BimEngine",description:"This is a BIM-ENGINE demo.",openTestDialog:"Open Test Dialog",openInfoDialog:"Open Info Dialog (Wrapped)"},toolbar:{home:"Home",measure:"Measure",zoomBox:"Zoom Box",info:"Info",location:"Location",setting:"Settings",walk:"Walk",map:"Map",property:"Property",fullscreen:"Fullscreen",walkPerson:"Person",walkBird:"Bird Eye",walkMenu:"Menu",tree:"Tree",section:"Section",sectionPlane:"Plane Section",sectionAxis:"Axis Section",sectionBox:"Section Box",cameraSwitch:"Camera"},dialog:{testTitle:"Test Dialog",testContent:'This is a draggable and resizable dialog.
'},menu:{info:"Info",home:"Home",componentDetail:"Component Detail",hideSelected:"Hide Selected",transparentSelected:"Transparent Selected",cancelTranslucent:"Cancel Translucent",isolateSelected:"Isolate Selected",hideOthers:"Hide Others",transparentOthers:"Transparent Others",fitSectionBox:"Fit Section Box",showAll:"Show All",quickSelect:"Quick Select",selectSameType:"Select Same Type",selectSameLevel:"Select Same Level",selectSameLevelType:"Select Same Level & Type"},tree:{searchPlaceholder:"Please enter content to search"},constructTree:{title:"Construct Tree"},tab:{component:"Component",system:"System",space:"Space",type:"Type",major:"Major"},panel:{property:{title:"Component Details",base:"Basic Info",material:"Material",advanced:"Advanced",tab:{props:"Properties",material:"Material"}},componentDetail:{title:"Component Detail",noSelection:"Please select a component first"}},measure:{btnName:"Measure",dialogTitle:"Measure",modes:{clearHeight:"Clear Height",clearDistance:"Clear Distance",distance:"Distance",elevation:"Elevation",point:"Point",angle:"Angle",area:"Area",slope:"Slope"},actions:{expand:"Expand",collapse:"Collapse",clearAll:"Clear All",settings:"Settings"},labels:{currentMode:"Mode:",x:"X:",y:"Y:",z:"Z:",value:{clearHeight:"Clear Height:",clearDistance:"Clear Distance:",distance:"Distance:",elevation:"Elevation:",point:"Point:",angle:"Angle:",area:"Area:",slope:"Slope:"}},settings:{title:"Settings",unit:"Unit:",precision:"Precision:",hint:"Distance, clear distance, clear height and elevation use this unit by default; angle and area use their own units.",save:"Save",cancel:"Cancel"},clearHeight:{direction:"Direction:",directionDown:"Down",directionUp:"Up",selectType:"Select:",selectPoint:"Point",selectElement:"Element"}},sectionPlane:{dialogTitle:"Plane Section",actions:{hide:"Hide",reverse:"Reverse",reset:"Reset"}},sectionAxis:{dialogTitle:"Axis Section",actions:{hide:"Hide",reverse:"Reverse",axisX:"X",axisY:"Y",axisZ:"Z"}},sectionBox:{dialogTitle:"Section Box",actions:{hide:"Hide",reverse:"Reverse",fitToModel:"Fit",reset:"Reset"},axes:{x:"X",y:"Y",z:"Z"}},walkControl:{speed:"Speed:",gravity:"Gravity",collision:"Collision",characterModel:{label:"Construction Worker",constructionWorker:"Construction Worker",officeMale:"Office Male"},walkMode:{label:"Walk Mode",walk:"Walk",run:"Run"},exit:"Exit",path:{dialogTitle:"Path Roaming",duration:"Duration",durationUnit:"s",loop:"Loop",addPoint:"Add Point",deleteAll:"Delete All",point:"Point",play:"Play",stop:"Stop",noPoints:"No points yet"}},info:{dialogTitle:"Basic Info",meshCount:"Mesh Count",totalTriangles:"Total Triangles",totalVertices:"Total Vertices"},aiChat:{title:"AI Assistant",placeholder:"Ask a question...",quickPrompt:{summarize:"Summarize this model",explain:"Explain selected component",generate:"Generate report"},action:{new:"New Chat",history:"History",settings:"Settings",close:"Close"},helper:{newline:"Shift + Enter for new line",send:"Enter to send"},thinking:"Thinking...",other:"Other",otherPlaceholder:"Enter custom answer",submit:"Submit"},setting:{dialogTitle:"Settings",renderMode:"Render Mode",modes:{simple:"Performance",balance:"Balanced",advanced:"Quality"},edgeLine:"Edge Lines",contrast:"Contrast",saturation:"Saturation",lightIntensity:"Light Intensity",environment:"Environment",backgroundVisible:"Show Background",ground:"Ground",groundElevation:"Ground Elevation",groundElevationUnit:"m"}};class Pw{currentLocale="zh-CN";messages={"zh-CN":Cw,"en-US":Aw};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 n of t)if(i&&typeof i=="object"&&n in i)i=i[n];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 Ai=new Pw,He=s=>Ai.t(s),dx={name:"light",primary:"#2563eb",primaryHover:"#1d4ed8",primaryActive:"#1e40af",primarySubtle:"rgba(37, 99, 235, 0.1)",success:"#16a34a",successHover:"#15803d",successSubtle:"rgba(22, 163, 74, 0.1)",warning:"#d97706",warningHover:"#b45309",warningSubtle:"rgba(217, 119, 6, 0.1)",danger:"#dc2626",dangerHover:"#b91c1c",dangerSubtle:"rgba(220, 38, 38, 0.1)",info:"#0891b2",infoHover:"#0e7490",infoSubtle:"rgba(8, 145, 178, 0.1)",bgBase:"#f8fafc",bgElevated:"#ffffff",bgOverlay:"rgba(255, 255, 255, 0.98)",bgInset:"#f1f5f9",bgGlass:"rgba(255, 255, 255, 0.8)",bgGlassBlur:"24px",textPrimary:"#0f172a",textSecondary:"#475569",textTertiary:"#94a3b8",textDisabled:"#cbd5e1",textInverse:"#ffffff",textLink:"#2563eb",textLinkHover:"#1d4ed8",iconDefault:"#64748b",iconHover:"#334155",iconActive:"#2563eb",iconDisabled:"#cbd5e1",iconInverse:"#ffffff",borderDefault:"#e2e8f0",borderSubtle:"#f1f5f9",borderStrong:"#cbd5e1",borderDisabled:"#f1f5f9",divider:"#e2e8f0",componentBg:"transparent",componentBgHover:"rgba(15, 23, 42, 0.04)",componentBgActive:"rgba(15, 23, 42, 0.08)",componentBgSelected:"rgba(37, 99, 235, 0.08)",componentBgDisabled:"#f8fafc",focusRing:"rgba(37, 99, 235, 0.5)",focusRingOffset:"#ffffff",selectionBg:"rgba(37, 99, 235, 0.15)",selectionText:"#0f172a",shadowSm:"0 2px 8px rgba(0, 0, 0, 0.1), 0 4px 12px rgba(0, 0, 0, 0.08)",shadowMd:"0 4px 12px rgba(0, 0, 0, 0.12), 0 6px 20px rgba(0, 0, 0, 0.1)",shadowLg:"0 10px 25px rgba(0, 0, 0, 0.15), 0 6px 10px rgba(0, 0, 0, 0.1)",shadowXl:"0 20px 40px rgba(0, 0, 0, 0.2), 0 10px 15px rgba(0, 0, 0, 0.1)",shadowGlow:"0 2px 8px rgba(59, 130, 246, 0.3), 0 4px 16px rgba(59, 130, 246, 0.2)",scrollbarTrack:"#f1f5f9",scrollbarThumb:"#cbd5e1",scrollbarThumbHover:"#94a3b8",floatingBg:"rgba(255, 255, 255, 0.8)",floatingBorder:"rgba(226, 232, 240, 0.5)",floatingShadow:"0 4px 24px rgba(0, 0, 0, 0.06)",floatingBtnBg:"rgba(255, 255, 255, 0.9)",floatingBtnBorder:"rgba(203, 213, 225, 0.6)",floatingBtnShadow:"0 2px 8px rgba(0, 0, 0, 0.1), 0 4px 12px rgba(0, 0, 0, 0.08)",floatingBtnBgHover:"#ffffff",floatingBtnShadowHover:"0 4px 12px rgba(0, 0, 0, 0.12), 0 6px 20px rgba(0, 0, 0, 0.1)",floatingIconColor:"#334155",floatingIconColorHover:"#1e293b",panelBg:"rgba(255, 255, 255, 0.95)",panelBorder:"rgba(226, 232, 240, 0.6)",panelHeaderBg:"rgba(248, 250, 252, 0.9)",panelRadius:"12px",tabBg:"#f1f5f9",tabItemBg:"transparent",tabItemBgHover:"rgba(255, 255, 255, 0.6)",tabItemBgActive:"#ffffff",tabItemTextActive:"#2563eb",overrides:{dialog:{headerBg:"#f8fafc"},toolbar:{bg:"rgba(255, 255, 255, 0.9)",buttonBg:"rgba(255, 255, 255, 0.95)",buttonBgHover:"#ffffff",buttonBgActive:"#2563eb"},input:{bg:"#ffffff",bgFocus:"#ffffff",placeholder:"#94a3b8"}}},Rw={name:"dark",primary:"#3b82f6",primaryHover:"#60a5fa",primaryActive:"#2563eb",primarySubtle:"rgba(59, 130, 246, 0.15)",success:"#22c55e",successHover:"#4ade80",successSubtle:"rgba(34, 197, 94, 0.15)",warning:"#f59e0b",warningHover:"#fbbf24",warningSubtle:"rgba(245, 158, 11, 0.15)",danger:"#ef4444",dangerHover:"#f87171",dangerSubtle:"rgba(239, 68, 68, 0.15)",info:"#06b6d4",infoHover:"#22d3ee",infoSubtle:"rgba(6, 182, 212, 0.15)",bgBase:"#152232",bgElevated:"#1f2d3e",bgOverlay:"rgba(21, 34, 50, 0.98)",bgInset:"#152232",bgGlass:"rgba(21, 34, 50, 0.85)",bgGlassBlur:"24px",textPrimary:"#ffffff",textSecondary:"#94a3b8",textTertiary:"#64748b",textDisabled:"#475569",textInverse:"#152232",textLink:"#60a5fa",textLinkHover:"#93c5fd",iconDefault:"#ffffff",iconHover:"#ffffff",iconActive:"#3b82f6",iconDisabled:"#475569",iconInverse:"#152232",borderDefault:"rgba(51, 65, 85, 0.5)",borderSubtle:"rgba(51, 65, 85, 0.5)",borderStrong:"#475569",borderDisabled:"#1e293b",divider:"#334155",componentBg:"transparent",componentBgHover:"rgba(248, 250, 252, 0.06)",componentBgActive:"rgba(248, 250, 252, 0.1)",componentBgSelected:"rgba(59, 130, 246, 0.2)",componentBgDisabled:"#1e293b",focusRing:"rgba(59, 130, 246, 0.5)",focusRingOffset:"#1e293b",selectionBg:"rgba(59, 130, 246, 0.3)",selectionText:"#f8fafc",shadowSm:"0 2px 8px rgba(0, 0, 0, 0.4), 0 4px 12px rgba(0, 0, 0, 0.3)",shadowMd:"0 4px 12px rgba(0, 0, 0, 0.5), 0 6px 20px rgba(0, 0, 0, 0.4)",shadowLg:"0 10px 25px rgba(0, 0, 0, 0.6), 0 6px 10px rgba(0, 0, 0, 0.4)",shadowXl:"0 20px 40px rgba(0, 0, 0, 0.7), 0 10px 15px rgba(0, 0, 0, 0.5)",shadowGlow:"0 2px 8px rgba(59, 130, 246, 0.4), 0 4px 16px rgba(59, 130, 246, 0.25)",scrollbarTrack:"#1e293b",scrollbarThumb:"#475569",scrollbarThumbHover:"#64748b",floatingBg:"rgba(15, 23, 42, 0.85)",floatingBorder:"rgba(51, 65, 85, 0.4)",floatingShadow:"0 4px 24px rgba(0, 0, 0, 0.25)",floatingBtnBg:"rgba(51, 65, 85, 0.6)",floatingBtnBorder:"rgba(100, 116, 139, 0.5)",floatingBtnShadow:"0 2px 8px rgba(0, 0, 0, 0.3), 0 4px 12px rgba(0, 0, 0, 0.25)",floatingBtnBgHover:"rgba(71, 85, 105, 0.7)",floatingBtnShadowHover:"0 4px 12px rgba(0, 0, 0, 0.35), 0 6px 20px rgba(0, 0, 0, 0.3)",floatingIconColor:"#e2e8f0",floatingIconColorHover:"#f8fafc",panelBg:"rgba(15, 23, 42, 0.95)",panelBorder:"rgba(51, 65, 85, 0.5)",panelHeaderBg:"rgba(15, 23, 42, 0.9)",panelRadius:"12px",tabBg:"rgba(30, 41, 59, 0.6)",tabItemBg:"transparent",tabItemBgHover:"rgba(51, 65, 85, 0.5)",tabItemBgActive:"rgba(51, 65, 85, 0.8)",tabItemTextActive:"#60a5fa",overrides:{dialog:{headerBg:"#0f172a"},toolbar:{bg:"rgba(30, 41, 59, 0.9)",buttonBg:"rgba(51, 65, 85, 0.6)",buttonBgHover:"rgba(71, 85, 105, 0.7)",buttonBgActive:"#3b82f6"},input:{bg:"#0f172a",bgFocus:"#1e293b",placeholder:"#64748b"}}};class Lw{currentTheme=dx;listeners=[];constructor(){}getTheme(){return this.currentTheme}setTheme(e){e==="light"?this.applyTheme(dx):this.applyTheme(Rw)}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 bt=new Lw;class wm{container;options;groups=[];activeBtnIds=new Set;btnRefs=new Map;dropdownElement=null;hoverTimeout=null;customColors=new Set;unsubscribeLocale=null;unsubscribeTheme=null;DEFAULT_ICON='{if(this.isVisible(r.id)){const 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n)r&&r.id!==e.id&&r.parentId===e.parentId&&r.groupId===e.groupId&&this.activeBtnIds.has(r.id)&&(this.setBtnActive(r.id,!1),r.onClick&&r.onClick(r));return}for(const i of t.buttons)i.id!==e.id&&i.groupId===e.groupId&&(i.parentId||this.activeBtnIds.has(i.id)&&(this.setBtnActive(i.id,!1),i.onClick&&i.onClick(i)))}}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 n=i.style;this.options.iconColor&&n.setProperty("--bim-icon-color",this.options.iconColor),this.options.iconActiveColor&&n.setProperty("--bim-icon-active-color",this.options.iconActiveColor),this.options.textColor&&n.setProperty("--bim-btn-text-color",this.options.textColor),this.options.textActiveColor&&n.setProperty("--bim-btn-text-active-color",this.options.textActiveColor),this.options.btnBackgroundColor&&n.setProperty("--bim-btn-bg",this.options.btnBackgroundColor),this.options.btnHoverColor&&n.setProperty("--bim-btn-hover-bg",this.options.btnHoverColor),this.options.btnActiveColor&&n.setProperty("--bim-btn-active-bg",this.options.btnActiveColor);const r=t.getBoundingClientRect(),a=this.options.expand||"down";this.options.direction==="row"?i.style.flexDirection="column":i.style.flexDirection="row",this.options.type&&this.options.type!=="default"&&i.classList.add(`type-${this.options.type}`);const o=bt.getTheme();i.classList.add(`theme-${o.name}`),n.setProperty("--bim-primary",o.primary),n.setProperty("--bim-bg-overlay",o.bgOverlay),n.setProperty("--bim-border-default",o.borderDefault),n.setProperty("--bim-text-primary",o.textPrimary),n.setProperty("--bim-text-inverse",o.textInverse),n.setProperty("--bim-shadow-lg",o.shadowLg),n.setProperty("--bim-floating-btn-bg",o.floatingBtnBg),n.setProperty("--bim-floating-btn-bg-hover",o.floatingBtnBgHover),n.setProperty("--bim-floating-icon-color",o.floatingIconColor),document.body.appendChild(i),this.setupEventInterception(i),e.children.forEach(c=>{if(this.isVisible(c.id)){const h=this.renderDropdownItem(c);i.appendChild(h)}});const l=i.getBoundingClientRect();a==="up"?(i.style.bottom=window.innerHeight-r.top+8+"px",i.style.left=r.left+(r.width-l.width)/2+"px"):a==="down"?(i.style.top=r.bottom+8+"px",i.style.left=r.left+(r.width-l.width)/2+"px"):a==="right"?(i.style.top=r.top+(r.height-l.height)/2+"px",i.style.left=r.right+8+"px"):a==="left"&&(i.style.top=r.top+(r.height-l.height)/2+"px",i.style.right=window.innerWidth-r.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"),(this.activeBtnIds.has(e.id)||e.isActive)&&t.classList.add("active");const n=e.iconSize||32,r=e.minWidth;r&&(t.style.minWidth=`${r}px`);const a=document.createElement("div");if(a.className="opt-btn-icon",a.style.width=`${n}px`,a.style.height=`${n}px`,a.innerHTML=this.getIcon(e.icon),t.appendChild(a),this.options.showLabel&&e.label){const o=document.createElement("span");o.className="opt-btn-dropdown-label",o.textContent=He(e.label),t.appendChild(o)}else e.label&&(t.title=He(e.label));return t.addEventListener("click",o=>{o.stopPropagation(),this.handleClick(e)}),t}closeDropdown(){this.dropdownElement&&(this.dropdownElement.remove(),this.dropdownElement=null),this.btnRefs.forEach(e=>{const t=e.querySelector(".opt-btn-arrow");t&&t.classList.remove("rotated")})}updateButtonState(e){const t=this.btnRefs.get(e);t&&(this.activeBtnIds.has(e)?t.classList.add("active"):t.classList.remove("active"))}getIcon(e){return e||this.DEFAULT_ICON}updateButtonIcon(e,t){const i=this.btnRefs.get(e);if(!i)return;const n=i.querySelector(".opt-btn-icon");n&&(n.innerHTML=this.getIcon(t));const r=this.findButtonById(e);r&&(r.icon=t)}updateButtonVisibility(e,t){this.options.visibility||(this.options.visibility={}),this.options.visibility[e]=t,this.render()}setShowLabel(e){this.options.showLabel=e,this.updateLabelsVisibility()}updateLabelsVisibility(){this.btnRefs.forEach((e,t)=>{const i=this.findButtonById(t);if(!i)return;this.options.showLabel&&i.label?(e.classList.remove("no-label"),e.removeAttribute("title")):(e.classList.add("no-label"),i.label&&(e.title=He(i.label)))})}findButtonById(e){for(const t of this.groups){const i=this.findButton(t.buttons,e);if(i)return i}}setBackgroundColor(e){this.setColors({backgroundColor:e})}isVisible(e){return this.options.visibility?.[e]!==!1}setType(e){this.container.classList.remove("type-default","type-glass-pill"),this.options.type=e,e&&e!=="default"&&this.container.classList.add(`type-${e}`),this.render()}getType(){return this.options.type||"default"}destroy(){this.unsubscribeLocale&&(this.unsubscribeLocale(),this.unsubscribeLocale=null),this.unsubscribeTheme&&(this.unsubscribeTheme(),this.unsubscribeTheme=null),this.closeDropdown(),this.container.innerHTML="",this.btnRefs.clear()}}class Iw extends wm{async init(){await super.init();const e=this.options.registry,{createHomeButton:t}=await Promise.resolve().then(()=>iz),{createZoomBoxButton:i}=await Promise.resolve().then(()=>nz),{createWalkMenuButton:n}=await Promise.resolve().then(()=>sz),{createMapButton:r}=await Promise.resolve().then(()=>rz),{createPropertyButton:a}=await Promise.resolve().then(()=>az),{createSettingButton:o}=await Promise.resolve().then(()=>oz),{createInfoButton:l}=await Promise.resolve().then(()=>lz),{createFullscreenButton:c}=await Promise.resolve().then(()=>cz),{createMeasureButton:h}=await Promise.resolve().then(()=>hz),{createSectionMenuButton:d}=await Promise.resolve().then(()=>dz),{createSectionPlaneButton:p}=await Promise.resolve().then(()=>uz),{createSectionAxisButton:u}=await Promise.resolve().then(()=>pz),{createSectionBoxButton:v}=await Promise.resolve().then(()=>fz),{createAiChatButton:g}=await Promise.resolve().then(()=>mz),{createCameraSwitchButton:m}=await Promise.resolve().then(()=>gz);this.addGroup("group-1"),this.addButton(t(e)),this.addButton(m(e)),this.addButton(i(e)),this.addButton(h(e)),this.addButton(d(e)),this.addButton(p(e)),this.addButton(u(e)),this.addButton(v(e)),this.addButton(n(e)),this.addButton(r(e)),this.addButton(a(e)),this.addGroup("group-2"),this.addButton(g(e)),this.addButton(o(e)),this.addButton(l(e)),this.addButton(c(e)),this.render()}}class Ys{registry;subscriptions=[];constructor(e){this.registry=e}get engineComponent(){return this.registry.engine3d?.getEngineComponent?.()??null}subscribe(e,t){const i=this.registry.on(e,t);this.subscriptions.push(i)}emit(e,t){this.registry.emit(e,t)}destroy(){this.subscriptions.forEach(e=>e()),this.subscriptions=[]}}class Dw extends Ys{toolbar=null;toolbarContainer=null;container;constructor(e,t){super(t),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 Iw({container:this.toolbarContainer,type:"glass-pill",showLabel:!0,direction:"row",position:"bottom-right",align:"vertical",expand:"up",registry:this.registry}),this.toolbar.init()}updateTheme(e){this.toolbar?.setTheme(e)}refresh(){this.toolbar?.render()}destroy(){this.toolbar?.destroy(),this.toolbar=null,super.destroy()}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)}setBtnActive(e,t){this.toolbar?.setBtnActive(e,t)}updateButtonIcon(e,t){this.toolbar?.updateButtonIcon(e,t)}setVisible(e){this.toolbarContainer&&(this.toolbarContainer.style.visibility=e?"visible":"hidden")}setBackgroundColor(e){this.toolbar?.setBackgroundColor(e)}setColors(e){this.toolbar?.setColors(e)}hide(){this.toolbarContainer&&(this.toolbarContainer.style.display="none")}show(){this.toolbarContainer&&(this.toolbarContainer.style.display="")}getContainer(){return this.toolbarContainer}setType(e){this.toolbar?.setType(e)}getType(){return this.toolbar?.getType()||"default"}}class Nw extends Ys{groups=new Map;container;constructor(e,t){super(t),this.container=e}create(e,t){const i=new wm({container:this.container,registry:this.registry,...t});return i.init(),this.groups.set(e,i),i}get(e){return this.groups.get(e)}updateTheme(e){this.groups.forEach(t=>t.setTheme(e))}destroy(){this.groups.forEach(e=>e.destroy()),this.groups.clear(),super.destroy()}}class Uw{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.bgElevated),this.options.headerBackgroundColor||t.setProperty("--bim-dialog-header-bg",e.bgInset),this.options.titleColor||t.setProperty("--bim-dialog-title-color",e.textPrimary),this.options.textColor||t.setProperty("--bim-dialog-text-color",e.textSecondary),this.options.borderColor||t.setProperty("--bim-dialog-border-color",e.borderDefault),t.setProperty("--bim-bg-elevated",e.bgElevated),t.setProperty("--bim-bg-inset",e.bgInset),t.setProperty("--bim-text-primary",e.textPrimary),t.setProperty("--bim-text-secondary",e.textSecondary),t.setProperty("--bim-text-tertiary",e.textTertiary),t.setProperty("--bim-border-default",e.borderDefault),t.setProperty("--bim-shadow-lg",e.shadowLg)}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=bt.subscribe(e=>{this.setTheme(e)}),this.unsubscribeLocale=Ai.subscribe(()=>{this.setLocales()}))}setLocales(){if(this.options.title){const e=this.header.querySelector(".bim-dialog-title");e&&(e.textContent=He(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),this.options.minWidth&&(e.style.minWidth=`${this.options.minWidth}px`);const i=document.createElement("div");i.className="bim-dialog-header",this.options.draggable&&i.classList.add("draggable");const n=document.createElement("span");n.className="bim-dialog-title",n.textContent=this.options.title?He(this.options.title):"";const r=document.createElement("span");r.className="bim-dialog-close",r.innerHTML="×",r.onclick=()=>{this.close()},i.appendChild(n),i.appendChild(r);const a=document.createElement("div");if(a.className="bim-dialog-content",typeof this.options.content=="string"?a.innerHTML=this.options.content:this.options.content instanceof HTMLElement&&a.appendChild(this.options.content),e.appendChild(i),e.appendChild(a),this.options.resizable){const c=document.createElement("div");c.className="bim-dialog-resize-handle",e.appendChild(c)}const o=c=>{c.stopPropagation()};return["click","dblclick","contextmenu","wheel","mousedown","mouseup","mousemove","touchstart","touchend","touchmove","pointerdown","pointerup","pointermove","pointerenter","pointerleave","pointerover","pointerout"].forEach(c=>{e.addEventListener(c,o,{passive:!1})}),e}setSize(e,t,i){t!==void 0&&(t==="auto"||t==="fit-content"?e.style.width=t:e.style.width=typeof t=="number"?`${t}px`:t),i!==void 0&&(i==="auto"||i==="fit-content"?e.style.height=i:e.style.height=typeof i=="number"?`${i}px`:i)}fitWidth(e=!1){this.element.style.width="fit-content",e&&this.initPosition()}fitHeight(e=!1){this.element.style.height="auto";const t=this.element.getBoundingClientRect().height,i=this.options.minHeight??100,n=this.container.clientHeight||0;let r=Math.max(i,t);n>0&&(r=Math.min(r,n)),this.element.style.height=`${r}px`,e?this.initPosition():this.clampToContainer()}clampToContainer(){const e=this.container.clientWidth,t=this.container.clientHeight,i=this.element.offsetWidth,n=this.element.offsetHeight,r=this.options.bottomOffset??70,a=this.element.offsetLeft,o=this.element.offsetTop,l=Math.max(0,e-i),c=Math.max(0,t-n-r),h=Math.max(0,Math.min(a,l)),d=Math.max(0,Math.min(o,c));this.element.style.left=`${h}px`,this.element.style.top=`${d}px`}initPosition(){const e=this.options.position,t=this.element.getBoundingClientRect(),i=this.options.bottomOffset??70;let n=0,r=0;const a=this.container.clientWidth,o=this.container.clientHeight,l=t.width,c=t.height;if(typeof e=="object"&&"x"in e)n=e.x,r=e.y;else switch(e){case"center":n=(a-l)/2,r=(o-c)/2;break;case"top-left":n=0,r=0;break;case"top-center":n=(a-l)/2,r=0;break;case"top-right":n=a-l,r=0;break;case"left-center":n=0,r=(o-c)/2;break;case"right-center":n=a-l,r=(o-c)/2;break;case"bottom-left":n=0,r=o-c-i;break;case"bottom-center":n=(a-l)/2,r=o-c-i;break;case"bottom-right":n=a-l,r=o-c-i;break;default:n=(a-l)/2,r=(o-c)/2}n=Math.max(0,Math.min(n,a-l)),r=Math.max(0,Math.min(r,o-c-i)),this.element.style.left=`${n}px`,this.element.style.top=`${r}px`}initDrag(){let e=0,t=0,i=0,n=0,r=0,a=0,o=0,l=0,c=0;const h=u=>{u.preventDefault(),u.stopPropagation(),e=u.clientX,t=u.clientY,i=this.element.offsetLeft,n=this.element.offsetTop,r=this.container.clientWidth,a=this.container.clientHeight,o=this.element.offsetWidth,l=this.element.offsetHeight,c=this.options.bottomOffset??70,document.addEventListener("mousemove",d,{capture:!0}),document.addEventListener("mouseup",p,{capture:!0})},d=u=>{u.preventDefault(),u.stopPropagation(),!this.rafId&&(this.rafId=requestAnimationFrame(()=>{const v=u.clientX-e,g=u.clientY-t;let m=i+v,f=n+g;const x=r-o,y=a-l-c;m=Math.max(0,Math.min(m,x)),f=Math.max(0,Math.min(f,y)),this.element.style.left=`${m}px`,this.element.style.top=`${f}px`,this.rafId=null}))},p=()=>{this.rafId&&(cancelAnimationFrame(this.rafId),this.rafId=null),document.removeEventListener("mousemove",d,{capture:!0}),document.removeEventListener("mouseup",p,{capture:!0})};this.header.addEventListener("mousedown",h)}initResize(){const e=this.element.querySelector(".bim-dialog-resize-handle");if(!e)return;let t=0,i=0,n=0,r=0,a=0,o=0,l=0,c=0;const h=u=>{u.preventDefault(),u.stopPropagation(),t=u.clientX,i=u.clientY,n=this.element.offsetWidth,r=this.element.offsetHeight,a=this.container.clientWidth,o=this.container.clientHeight,l=this.element.offsetLeft,c=this.element.offsetTop,document.addEventListener("mousemove",d,{capture:!0}),document.addEventListener("mouseup",p,{capture:!0})},d=u=>{u.preventDefault(),u.stopPropagation(),!this.rafId&&(this.rafId=requestAnimationFrame(()=>{const v=u.clientX-t,g=u.clientY-i,m=a-l,f=o-c,x=Math.min(m,Math.max(this.options.minWidth||100,n+v)),y=Math.min(f,Math.max(this.options.minHeight||50,r+g));this.element.style.width=`${x}px`,this.element.style.height=`${y}px`,this.rafId=null}))},p=()=>{this.rafId&&(cancelAnimationFrame(this.rafId),this.rafId=null),document.removeEventListener("mousemove",d,{capture:!0}),document.removeEventListener("mouseup",p,{capture:!0})};e.addEventListener("mousedown",h)}setContent(e){this.contentArea.innerHTML="",typeof e=="string"?this.contentArea.innerHTML=e:this.contentArea.appendChild(e)}close(){this._isDestroyed||(this.rafId&&(cancelAnimationFrame(this.rafId),this.rafId=null),this.unsubscribeTheme&&(this.unsubscribeTheme(),this.unsubscribeTheme=null),this.unsubscribeLocale&&(this.unsubscribeLocale(),this.unsubscribeLocale=null),this.element.remove(),this._isDestroyed=!0,this.options.onClose&&this.options.onClose())}destroy(){this.close()}}class Ow extends Ys{container;activeDialogs=[];constructor(e,t){super(t),this.container=e}create(e){const t=new Uw({container:this.container,...e,onClose:()=>{this.activeDialogs=this.activeDialogs.filter(i=>i!==t),e.onClose&&e.onClose()}});return t.setTheme(bt.getTheme()),this.activeDialogs.push(t),t}updateTheme(e){this.activeDialogs.forEach(t=>{t.setTheme&&t.setTheme(e)})}destroy(){this.activeDialogs.forEach(e=>e.destroy()),this.activeDialogs=[],super.destroy()}}const 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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(Yx.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Yx.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,i=this.y,n=this.z,r=e.elements;return this.x=r[0]*t+r[3]*i+r[6]*n,this.y=r[1]*t+r[4]*i+r[7]*n,this.z=r[2]*t+r[5]*i+r[8]*n,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,i=this.y,n=this.z,r=e.elements,a=1/(r[3]*t+r[7]*i+r[11]*n+r[15]);return this.x=(r[0]*t+r[4]*i+r[8]*n+r[12])*a,this.y=(r[1]*t+r[5]*i+r[9]*n+r[13])*a,this.z=(r[2]*t+r[6]*i+r[10]*n+r[14])*a,this}applyQuaternion(e){const t=this.x,i=this.y,n=this.z,r=e.x,a=e.y,o=e.z,l=e.w,c=2*(a*n-o*i),h=2*(o*t-r*n),d=2*(r*i-a*t);return this.x=t+l*c+a*d-o*h,this.y=i+l*h+o*c-r*d,this.z=n+l*d+r*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,n=this.z,r=e.elements;return this.x=r[0]*t+r[4]*i+r[8]*n,this.y=r[1]*t+r[5]*i+r[9]*n,this.z=r[2]*t+r[6]*i+r[10]*n,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=ht(this.x,e.x,t.x),this.y=ht(this.y,e.y,t.y),this.z=ht(this.z,e.z,t.z),this}clampScalar(e,t){return this.x=ht(this.x,e,t),this.y=ht(this.y,e,t),this.z=ht(this.z,e,t),this}clampLength(e,t){const i=this.length();return this.divideScalar(i||1).multiplyScalar(ht(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,n=e.y,r=e.z,a=t.x,o=t.y,l=t.z;return this.x=n*l-r*o,this.y=r*a-i*l,this.z=i*o-n*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 Hm.copy(this).projectOnVector(e),this.sub(Hm)}reflect(e){return this.sub(Hm.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(ht(i,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,i=this.y-e.y,n=this.z-e.z;return t*t+i*i+n*n}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 n=Math.sin(t)*e;return this.x=n*Math.sin(i),this.y=Math.cos(t)*e,this.z=n*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(),n=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=i,this.z=n,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 Hm=new R,Yx=new $t;class ut{constructor(e,t,i,n,r,a,o,l,c){ut.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],e!==void 0&&this.set(e,t,i,n,r,a,o,l,c)}set(e,t,i,n,r,a,o,l,c){const h=this.elements;return h[0]=e,h[1]=n,h[2]=o,h[3]=t,h[4]=r,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,n=t.elements,r=this.elements,a=i[0],o=i[3],l=i[6],c=i[1],h=i[4],d=i[7],p=i[2],u=i[5],v=i[8],g=n[0],m=n[3],f=n[6],x=n[1],y=n[4],_=n[7],S=n[2],b=n[5],E=n[8];return r[0]=a*g+o*x+l*S,r[3]=a*m+o*y+l*b,r[6]=a*f+o*_+l*E,r[1]=c*g+h*x+d*S,r[4]=c*m+h*y+d*b,r[7]=c*f+h*_+d*E,r[2]=p*g+u*x+v*S,r[5]=p*m+u*y+v*b,r[8]=p*f+u*_+v*E,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],n=e[2],r=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*r*h+i*o*l+n*r*c-n*a*l}invert(){const e=this.elements,t=e[0],i=e[1],n=e[2],r=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8],d=h*a-o*c,p=o*l-h*r,u=c*r-a*l,v=t*d+i*p+n*u;if(v===0)return this.set(0,0,0,0,0,0,0,0,0);const g=1/v;return e[0]=d*g,e[1]=(n*c-h*i)*g,e[2]=(o*i-n*a)*g,e[3]=p*g,e[4]=(h*t-n*l)*g,e[5]=(n*r-o*t)*g,e[6]=u*g,e[7]=(i*l-c*t)*g,e[8]=(a*t-i*r)*g,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,n,r,a,o){const l=Math.cos(r),c=Math.sin(r);return this.set(i*l,i*c,-i*(l*a+c*o)+a+e,-n*c,n*l,-n*(-c*a+l*o)+o+t,0,0,1),this}scale(e,t){return this.premultiply(Vm.makeScale(e,t)),this}rotate(e){return this.premultiply(Vm.makeRotation(-e)),this}translate(e,t){return this.premultiply(Vm.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 n=0;n<9;n++)if(t[n]!==i[n])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 Vm=new ut,$x=new ut().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Kx=new ut().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function jE(){const s={enabled:!0,workingColorSpace:Zi,spaces:{},convert:function(n,r,a){return this.enabled===!1||r===a||!r||!a||(this.spaces[r].transfer===kt&&(n.r=Ks(n.r),n.g=Ks(n.g),n.b=Ks(n.b)),this.spaces[r].primaries!==this.spaces[a].primaries&&(n.applyMatrix3(this.spaces[r].toXYZ),n.applyMatrix3(this.spaces[a].fromXYZ)),this.spaces[a].transfer===kt&&(n.r=Zo(n.r),n.g=Zo(n.g),n.b=Zo(n.b))),n},workingToColorSpace:function(n,r){return this.convert(n,this.workingColorSpace,r)},colorSpaceToWorking:function(n,r){return this.convert(n,r,this.workingColorSpace)},getPrimaries:function(n){return this.spaces[n].primaries},getTransfer:function(n){return n===$s?wc:this.spaces[n].transfer},getToneMappingMode:function(n){return this.spaces[n].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(n,r=this.workingColorSpace){return n.fromArray(this.spaces[r].luminanceCoefficients)},define:function(n){Object.assign(this.spaces,n)},_getMatrix:function(n,r,a){return n.copy(this.spaces[r].toXYZ).multiply(this.spaces[a].fromXYZ)},_getDrawingBufferColorSpace:function(n){return this.spaces[n].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(n=this.workingColorSpace){return this.spaces[n].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(n,r){return Ac("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),s.workingToColorSpace(n,r)},toWorkingColorSpace:function(n,r){return Ac("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),s.colorSpaceToWorking(n,r)}},e=[.64,.33,.3,.6,.15,.06],t=[.2126,.7152,.0722],i=[.3127,.329];return s.define({[Zi]:{primaries:e,whitePoint:i,transfer:wc,toXYZ:$x,fromXYZ:Kx,luminanceCoefficients:t,workingColorSpaceConfig:{unpackColorSpace:oi},outputColorSpaceConfig:{drawingBufferColorSpace:oi}},[oi]:{primaries:e,whitePoint:i,transfer:kt,toXYZ:$x,fromXYZ:Kx,luminanceCoefficients:t,outputColorSpaceConfig:{drawingBufferColorSpace:oi}}}),s}const wt=jE();function Ks(s){return s<.04045?s*.0773993808:Math.pow(s*.9478672986+.0521327014,2.4)}function Zo(s){return s<.0031308?s*12.92:1.055*Math.pow(s,.41666)-.055}let Yo;class Jx{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{Yo===void 0&&(Yo=Tc("canvas")),Yo.width=e.width,Yo.height=e.height;const n=Yo.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),i=Yo}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=Tc("canvas");t.width=e.width,t.height=e.height;const i=t.getContext("2d");i.drawImage(e,0,0,e.width,e.height);const n=i.getImageData(0,0,e.width,e.height),r=n.data;for(let a=0;a1),this.pmremVersion=0}get width(){return this.source.getSize(Wm).x}get height(){return this.source.getSize(Wm).y}get depth(){return this.source.getSize(Wm).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){Ye(`Texture.setValues(): parameter '${t}' has value of undefined.`);continue}const n=this[t];if(n===void 0){Ye(`Texture.setValues(): property '${t}' does not exist.`);continue}n&&i&&n.isVector2&&i.isVector2||n&&i&&n.isVector3&&i.isVector3||n&&i&&n.isMatrix3&&i.isMatrix3?n.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!==yd)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Ji:e.x=e.x-Math.floor(e.x);break;case cn:e.x=e.x<0?0:1;break;case Ho: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 Ji:e.y=e.y-Math.floor(e.y);break;case cn:e.y=e.y<0?0:1;break;case Ho: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++}}Qt.DEFAULT_IMAGE=null,Qt.DEFAULT_MAPPING=yd,Qt.DEFAULT_ANISOTROPY=1;class At{constructor(e=0,t=0,i=0,n=1){At.prototype.isVector4=!0,this.x=e,this.y=t,this.z=i,this.w=n}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,n){return this.x=e,this.y=t,this.z=i,this.w=n,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,n=this.z,r=this.w,a=e.elements;return this.x=a[0]*t+a[4]*i+a[8]*n+a[12]*r,this.y=a[1]*t+a[5]*i+a[9]*n+a[13]*r,this.z=a[2]*t+a[6]*i+a[10]*n+a[14]*r,this.w=a[3]*t+a[7]*i+a[11]*n+a[15]*r,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,n,r;const l=e.elements,c=l[0],h=l[4],d=l[8],p=l[1],u=l[5],v=l[9],g=l[2],m=l[6],f=l[10];if(Math.abs(h-p)<.01&&Math.abs(d-g)<.01&&Math.abs(v-m)<.01){if(Math.abs(h+p)<.1&&Math.abs(d+g)<.1&&Math.abs(v+m)<.1&&Math.abs(c+u+f-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const y=(c+1)/2,_=(u+1)/2,S=(f+1)/2,b=(h+p)/4,E=(d+g)/4,w=(v+m)/4;return y>_&&y>S?y<.01?(i=0,n=.707106781,r=.707106781):(i=Math.sqrt(y),n=b/i,r=E/i):_>S?_<.01?(i=.707106781,n=0,r=.707106781):(n=Math.sqrt(_),i=b/n,r=w/n):S<.01?(i=.707106781,n=.707106781,r=0):(r=Math.sqrt(S),i=E/r,n=w/r),this.set(i,n,r,t),this}let x=Math.sqrt((m-v)*(m-v)+(d-g)*(d-g)+(p-h)*(p-h));return Math.abs(x)<.001&&(x=1),this.x=(m-v)/x,this.y=(d-g)/x,this.z=(p-h)/x,this.w=Math.acos((c+u+f-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=ht(this.x,e.x,t.x),this.y=ht(this.y,e.y,t.y),this.z=ht(this.z,e.z,t.z),this.w=ht(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=ht(this.x,e,t),this.y=ht(this.y,e,t),this.z=ht(this.z,e,t),this.w=ht(this.w,e,t),this}clampLength(e,t){const i=this.length();return this.divideScalar(i||1).multiplyScalar(ht(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 Xm extends hs{constructor(e=1,t=1,i={}){super(),i=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:Ct,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 At(0,0,e,t),this.scissorTest=!1,this.viewport=new At(0,0,e,t),this.textures=[];const n={width:e,height:t,depth:i.depth},r=new Qt(n),a=i.count;for(let o=0;o1);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>>0}enable(e){this.mask|=1<1){for(let t=0;t1){for(let i=0;i0&&(n.userData=this.userData),n.layers=this.layers.mask,n.matrix=this.matrix.toArray(),n.up=this.up.toArray(),this.pivot!==null&&(n.pivot=this.pivot.toArray()),this.matrixAutoUpdate===!1&&(n.matrixAutoUpdate=!1),this.morphTargetDictionary!==void 0&&(n.morphTargetDictionary=Object.assign({},this.morphTargetDictionary)),this.morphTargetInfluences!==void 0&&(n.morphTargetInfluences=this.morphTargetInfluences.slice()),this.isInstancedMesh&&(n.type="InstancedMesh",n.count=this.count,n.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(n.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(n.type="BatchedMesh",n.perObjectFrustumCulled=this.perObjectFrustumCulled,n.sortObjects=this.sortObjects,n.drawRanges=this._drawRanges,n.reservedRanges=this._reservedRanges,n.geometryInfo=this._geometryInfo.map(o=>({...o,boundingBox:o.boundingBox?o.boundingBox.toJSON():void 0,boundingSphere:o.boundingSphere?o.boundingSphere.toJSON():void 0})),n.instanceInfo=this._instanceInfo.map(o=>({...o})),n.availableInstanceIds=this._availableInstanceIds.slice(),n.availableGeometryIds=this._availableGeometryIds.slice(),n.nextIndexStart=this._nextIndexStart,n.nextVertexStart=this._nextVertexStart,n.geometryCount=this._geometryCount,n.maxInstanceCount=this._maxInstanceCount,n.maxVertexCount=this._maxVertexCount,n.maxIndexCount=this._maxIndexCount,n.geometryInitialized=this._geometryInitialized,n.matricesTexture=this._matricesTexture.toJSON(e),n.indirectTexture=this._indirectTexture.toJSON(e),this._colorsTexture!==null&&(n.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(n.boundingSphere=this.boundingSphere.toJSON()),this.boundingBox!==null&&(n.boundingBox=this.boundingBox.toJSON()));function r(o,l){return o[l.uuid]===void 0&&(o[l.uuid]=l.toJSON(e)),l.uuid}if(this.isScene)this.background&&(this.background.isColor?n.background=this.background.toJSON():this.background.isTexture&&(n.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(n.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){n.geometry=r(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;c0){n.children=[];for(let o=0;o0){n.animations=[];for(let o=0;o0&&(i.geometries=o),l.length>0&&(i.materials=l),c.length>0&&(i.textures=c),h.length>0&&(i.images=h),d.length>0&&(i.shapes=d),p.length>0&&(i.skeletons=p),u.length>0&&(i.animations=u),v.length>0&&(i.nodes=v)}return i.object=n,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),e.pivot!==null&&(this.pivot=e.pivot.clone()),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.static=e.static,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),t===!0)for(let i=0;iu+v?(c.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!c.inputState.pinching&&p<=u-v&&(c.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else l!==null&&e.gripSpace&&(r=t.getPose(e.gripSpace,i),r!==null&&(l.matrix.fromArray(r.transform.matrix),l.matrix.decompose(l.position,l.rotation,l.scale),l.matrixWorldNeedsUpdate=!0,r.linearVelocity?(l.hasLinearVelocity=!0,l.linearVelocity.copy(r.linearVelocity)):l.hasLinearVelocity=!1,r.angularVelocity?(l.hasAngularVelocity=!0,l.angularVelocity.copy(r.angularVelocity)):l.hasAngularVelocity=!1));o!==null&&(n=t.getPose(e.targetRaySpace,i),n===null&&r!==null&&(n=r),n!==null&&(o.matrix.fromArray(n.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,n.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(n.linearVelocity)):o.hasLinearVelocity=!1,n.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(n.angularVelocity)):o.hasAngularVelocity=!1,this.dispatchEvent(n3)))}return o!==null&&(o.visible=n!==null),l!==null&&(l.visible=r!==null),c!==null&&(c.visible=a!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const i=new ui;i.matrixAutoUpdate=!1,i.visible=!1,e.joints[t.jointName]=i,e.add(i)}return e.joints[t.jointName]}}const ay={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},Br={h:0,s:0,l:0},mu={h:0,s:0,l:0};function qm(s,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?s+(e-s)*6*t:t<1/2?e:t<2/3?s+(e-s)*6*(2/3-t):s}class We{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 n=e;n&&n.isColor?this.copy(n):typeof n=="number"?this.setHex(n):typeof n=="string"&&this.setStyle(n)}else this.setRGB(e,t,i);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=oi){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,wt.colorSpaceToWorking(this,t),this}setRGB(e,t,i,n=wt.workingColorSpace){return this.r=e,this.g=t,this.b=i,wt.colorSpaceToWorking(this,n),this}setHSL(e,t,i,n=wt.workingColorSpace){if(e=zm(e,1),t=ht(t,0,1),i=ht(i,0,1),t===0)this.r=this.g=this.b=i;else{const r=i<=.5?i*(1+t):i+t-i*t,a=2*i-r;this.r=qm(a,r,e+1/3),this.g=qm(a,r,e),this.b=qm(a,r,e-1/3)}return wt.colorSpaceToWorking(this,n),this}setStyle(e,t=oi){function i(r){r!==void 0&&parseFloat(r)<1&&Ye("Color: Alpha component of "+e+" will be ignored.")}let n;if(n=/^(\w+)\(([^\)]*)\)/.exec(e)){let r;const a=n[1],o=n[2];switch(a){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return i(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,t);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return i(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,t);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return i(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,t);break;default:Ye("Color: Unknown color model "+e)}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(e)){const r=n[1],a=r.length;if(a===3)return this.setRGB(parseInt(r.charAt(0),16)/15,parseInt(r.charAt(1),16)/15,parseInt(r.charAt(2),16)/15,t);if(a===6)return this.setHex(parseInt(r,16),t);Ye("Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=oi){const i=ay[e.toLowerCase()];return i!==void 0?this.setHex(i,t):Ye("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=Ks(e.r),this.g=Ks(e.g),this.b=Ks(e.b),this}copyLinearToSRGB(e){return this.r=Zo(e.r),this.g=Zo(e.g),this.b=Zo(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=oi){return wt.workingToColorSpace(en.copy(this),e),Math.round(ht(en.r*255,0,255))*65536+Math.round(ht(en.g*255,0,255))*256+Math.round(ht(en.b*255,0,255))}getHexString(e=oi){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=wt.workingColorSpace){wt.workingToColorSpace(en.copy(this),t);const i=en.r,n=en.g,r=en.b,a=Math.max(i,n,r),o=Math.min(i,n,r);let l,c;const h=(o+a)/2;if(o===a)l=0,c=0;else{const d=a-o;switch(c=h<=.5?d/(a+o):d/(2-a-o),a){case i:l=(n-r)/d+(n0&&(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}}const us=new R,Qs=new R,Zm=new R,er=new R,Qo=new R,el=new R,oy=new R,Ym=new R,$m=new R,Km=new R,Jm=new At,Qm=new At,eg=new At;class Ht{constructor(e=new R,t=new R,i=new R){this.a=e,this.b=t,this.c=i}static getNormal(e,t,i,n){n.subVectors(i,t),us.subVectors(e,t),n.cross(us);const r=n.lengthSq();return r>0?n.multiplyScalar(1/Math.sqrt(r)):n.set(0,0,0)}static getBarycoord(e,t,i,n,r){us.subVectors(n,t),Qs.subVectors(i,t),Zm.subVectors(e,t);const a=us.dot(us),o=us.dot(Qs),l=us.dot(Zm),c=Qs.dot(Qs),h=Qs.dot(Zm),d=a*c-o*o;if(d===0)return r.set(0,0,0),null;const p=1/d,u=(c*l-o*h)*p,v=(a*h-o*l)*p;return r.set(1-u-v,v,u)}static containsPoint(e,t,i,n){return this.getBarycoord(e,t,i,n,er)===null?!1:er.x>=0&&er.y>=0&&er.x+er.y<=1}static getInterpolation(e,t,i,n,r,a,o,l){return this.getBarycoord(e,t,i,n,er)===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(r,er.x),l.addScaledVector(a,er.y),l.addScaledVector(o,er.z),l)}static getInterpolatedAttribute(e,t,i,n,r,a){return Jm.setScalar(0),Qm.setScalar(0),eg.setScalar(0),Jm.fromBufferAttribute(e,t),Qm.fromBufferAttribute(e,i),eg.fromBufferAttribute(e,n),a.setScalar(0),a.addScaledVector(Jm,r.x),a.addScaledVector(Qm,r.y),a.addScaledVector(eg,r.z),a}static isFrontFacing(e,t,i,n){return us.subVectors(i,t),Qs.subVectors(e,t),us.cross(Qs).dot(n)<0}set(e,t,i){return this.a.copy(e),this.b.copy(t),this.c.copy(i),this}setFromPointsAndIndices(e,t,i,n){return this.a.copy(e[t]),this.b.copy(e[i]),this.c.copy(e[n]),this}setFromAttributeAndIndices(e,t,i,n){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,i),this.c.fromBufferAttribute(e,n),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 us.subVectors(this.c,this.b),Qs.subVectors(this.a,this.b),us.cross(Qs).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return Ht.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return Ht.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,i,n,r){return Ht.getInterpolation(e,this.a,this.b,this.c,t,i,n,r)}containsPoint(e){return Ht.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return Ht.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const i=this.a,n=this.b,r=this.c;let a,o;Qo.subVectors(n,i),el.subVectors(r,i),Ym.subVectors(e,i);const l=Qo.dot(Ym),c=el.dot(Ym);if(l<=0&&c<=0)return t.copy(i);$m.subVectors(e,n);const h=Qo.dot($m),d=el.dot($m);if(h>=0&&d<=h)return t.copy(n);const p=l*d-h*c;if(p<=0&&l>=0&&h<=0)return a=l/(l-h),t.copy(i).addScaledVector(Qo,a);Km.subVectors(e,r);const u=Qo.dot(Km),v=el.dot(Km);if(v>=0&&u<=v)return t.copy(r);const g=u*c-l*v;if(g<=0&&c>=0&&v<=0)return o=c/(c-v),t.copy(i).addScaledVector(el,o);const m=h*v-u*d;if(m<=0&&d-h>=0&&u-v>=0)return oy.subVectors(r,n),o=(d-h)/(d-h+(u-v)),t.copy(n).addScaledVector(oy,o);const f=1/(m+g+p);return a=g*f,o=p*f,t.copy(i).addScaledVector(Qo,a).addScaledVector(el,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}class mt{constructor(e=new R(1/0,1/0,1/0),t=new R(-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=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,ps),ps.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(Lc),yu.subVectors(this.max,Lc),tl.subVectors(e.a,Lc),il.subVectors(e.b,Lc),nl.subVectors(e.c,Lc),kr.subVectors(il,tl),Fr.subVectors(nl,il),Ra.subVectors(tl,nl);let t=[0,-kr.z,kr.y,0,-Fr.z,Fr.y,0,-Ra.z,Ra.y,kr.z,0,-kr.x,Fr.z,0,-Fr.x,Ra.z,0,-Ra.x,-kr.y,kr.x,0,-Fr.y,Fr.x,0,-Ra.y,Ra.x,0];return!tg(t,tl,il,nl,yu)||(t=[1,0,0,0,1,0,0,0,1],!tg(t,tl,il,nl,yu))?!1:(_u.crossVectors(kr,Fr),t=[_u.x,_u.y,_u.z],tg(t,tl,il,nl,yu))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,ps).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(ps).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:(tr[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),tr[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),tr[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),tr[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),tr[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),tr[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),tr[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),tr[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(tr),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 tr=[new R,new R,new R,new R,new R,new R,new R,new R],ps=new R,xu=new mt,tl=new R,il=new R,nl=new R,kr=new R,Fr=new R,Ra=new R,Lc=new R,yu=new R,_u=new R,La=new R;function tg(s,e,t,i,n){for(let r=0,a=s.length-3;r<=a;r+=3){La.fromArray(s,r);const o=n.x*Math.abs(La.x)+n.y*Math.abs(La.y)+n.z*Math.abs(La.z),l=e.dot(La),c=t.dot(La),h=i.dot(La);if(Math.max(-Math.max(l,c,h),Math.min(l,c,h))>o)return!1}return!0}const ir=s3();function s3(){const s=new ArrayBuffer(4),e=new Float32Array(s),t=new Uint32Array(s),i=new Uint32Array(512),n=new Uint32Array(512);for(let l=0;l<256;++l){const c=l-127;c<-27?(i[l]=0,i[l|256]=32768,n[l]=24,n[l|256]=24):c<-14?(i[l]=1024>>-c-14,i[l|256]=1024>>-c-14|32768,n[l]=-c-1,n[l|256]=-c-1):c<=15?(i[l]=c+15<<10,i[l|256]=c+15<<10|32768,n[l]=13,n[l|256]=13):c<128?(i[l]=31744,i[l|256]=64512,n[l]=24,n[l|256]=24):(i[l]=31744,i[l|256]=64512,n[l]=13,n[l|256]=13)}const r=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,r[l]=c|h}for(let l=1024;l<2048;++l)r[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:n,mantissaTable:r,exponentTable:a,offsetTable:o}}function Mn(s){Math.abs(s)>65504&&Ye("DataUtils.toHalfFloat(): Value out of range."),s=ht(s,-65504,65504),ir.floatView[0]=s;const e=ir.uint32View[0],t=e>>23&511;return ir.baseTable[t]+((e&8388607)>>ir.shiftTable[t])}function Ic(s){const e=s>>10;return ir.uint32View[0]=ir.mantissaTable[ir.offsetTable[e]+(s&1023)]+ir.exponentTable[e],ir.floatView[0]}class Dc{static toHalfFloat(e){return Mn(e)}static fromHalfFloat(e){return Ic(e)}}const bi=new R,bu=new me;let r3=0;class Mt{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:r3++}),this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=i,this.usage=Ec,this.updateRanges=[],this.gpuType=Pi,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 n=0,r=this.itemSize;nthis.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;Nc.subVectors(e,this.center);const t=Nc.lengthSq();if(t>this.radius*this.radius){const i=Math.sqrt(t),n=(i-this.radius)*.5;this.center.addScaledVector(Nc,n/i),this.radius+=n}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):(sg.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Nc.copy(e.center).add(sg)),this.expandByPoint(Nc.copy(e.center).sub(sg))),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}}let p3=0;const Zn=new qe,rg=new Pt,sl=new R,kn=new mt,Uc=new mt,Hi=new R;class at extends hs{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:p3++}),this.uuid=On(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.indirectOffset=0,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(wE(e)?ng:ig)(e,1):this.index=e,this}setIndirect(e,t=0){return this.indirect=e,this.indirectOffset=t,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 r=new ut().getNormalMatrix(e);i.applyNormalMatrix(r),i.needsUpdate=!0}const n=this.attributes.tangent;return n!==void 0&&(n.transformDirection(e),n.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return Zn.makeRotationFromQuaternion(e),this.applyMatrix4(Zn),this}rotateX(e){return Zn.makeRotationX(e),this.applyMatrix4(Zn),this}rotateY(e){return Zn.makeRotationY(e),this.applyMatrix4(Zn),this}rotateZ(e){return Zn.makeRotationZ(e),this.applyMatrix4(Zn),this}translate(e,t,i){return Zn.makeTranslation(e,t,i),this.applyMatrix4(Zn),this}scale(e,t,i){return Zn.makeScale(e,t,i),this.applyMatrix4(Zn),this}lookAt(e){return rg.lookAt(e),rg.updateMatrix(),this.applyMatrix4(rg.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(sl).negate(),this.translate(sl.x,sl.y,sl.z),this}setFromPoints(e){const t=this.getAttribute("position");if(t===void 0){const i=[];for(let n=0,r=e.length;nt.count&&Ye("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 mt);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){lt("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new R(-1/0,-1/0,-1/0),new R(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let i=0,n=t.length;i0&&(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 n={};let r=!1;for(const l in this.morphAttributes){const c=this.morphAttributes[l],h=[];for(let d=0,p=c.length;d0&&(n[l]=h,r=!0)}r&&(e.data.morphAttributes=n,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 n=e.attributes;for(const c in n){const h=n[c];this.setAttribute(c,h.clone(t))}const r=e.morphAttributes;for(const c in r){const h=[],d=r[c];for(let p=0,u=d.length;p0!=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){Ye(`Material: parameter '${t}' has value of undefined.`);continue}const n=this[t];if(n===void 0){Ye(`Material: '${t}' is not a property of THREE.${this.type}.`);continue}n&&n.isColor?n.set(i):n&&n.isVector3&&i&&i.isVector3?n.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!==ya&&(i.blending=this.blending),this.side!==_n&&(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!==sd&&(i.blendSrc=this.blendSrc),this.blendDst!==rd&&(i.blendDst=this.blendDst),this.blendEquation!==bn&&(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!==_a&&(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!==km&&(i.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(i.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Ta&&(i.stencilFail=this.stencilFail),this.stencilZFail!==Ta&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==Ta&&(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.allowOverride===!1&&(i.allowOverride=!1),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 n(r){const a=[];for(const o in r){const l=r[o];delete l.metadata,a.push(l)}return a}if(t){const r=n(e.textures),a=n(e.images);r.length>0&&(i.textures=r),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 n=t.length;i=new Array(n);for(let r=0;r!==n;++r)i[r]=t[r].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.allowOverride=e.allowOverride,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 Mu extends Ri{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new We(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!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.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}let rl;const Bc=new R,al=new R,ol=new R,ll=new me,kc=new me,ly=new qe,Su=new R,Fc=new R,wu=new R,cy=new me,ag=new me,hy=new me;class zc extends Pt{constructor(e=new Mu){if(super(),this.isSprite=!0,this.type="Sprite",rl===void 0){rl=new at;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),i=new Oc(t,5);rl.setIndex([0,1,2,0,2,3]),rl.setAttribute("position",new zr(i,3,0,!1)),rl.setAttribute("uv",new zr(i,2,3,!1))}this.geometry=rl,this.material=e,this.center=new me(.5,.5),this.count=1}raycast(e,t){e.camera===null&<('Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),al.setFromMatrixScale(this.matrixWorld),ly.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),ol.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&this.material.sizeAttenuation===!1&&al.multiplyScalar(-ol.z);const i=this.material.rotation;let n,r;i!==0&&(r=Math.cos(i),n=Math.sin(i));const a=this.center;Eu(Su.set(-.5,-.5,0),ol,a,al,n,r),Eu(Fc.set(.5,-.5,0),ol,a,al,n,r),Eu(wu.set(.5,.5,0),ol,a,al,n,r),cy.set(0,0),ag.set(1,0),hy.set(1,1);let o=e.ray.intersectTriangle(Su,Fc,wu,!1,Bc);if(o===null&&(Eu(Fc.set(-.5,.5,0),ol,a,al,n,r),ag.set(0,1),o=e.ray.intersectTriangle(Su,wu,Fc,!1,Bc),o===null))return;const l=e.ray.origin.distanceTo(Bc);le.far||t.push({distance:l,point:Bc.clone(),uv:Ht.getInterpolation(Bc,Su,Fc,wu,cy,ag,hy,new me),face:null,object:this})}copy(e,t){return super.copy(e,t),e.center!==void 0&&this.center.copy(e.center),this.material=e.material,this}}function Eu(s,e,t,i,n,r){ll.subVectors(s,t).addScalar(.5).multiply(i),n!==void 0?(kc.x=r*ll.x-n*ll.y,kc.y=n*ll.x+r*ll.y):kc.copy(ll),s.copy(e),s.x+=kc.x,s.y+=kc.y,s.applyMatrix4(ly)}const Tu=new R,dy=new R;class uy extends Pt{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let i=0,n=t.length;i0){let i,n;for(i=1,n=t.length;i0){Tu.setFromMatrixPosition(this.matrixWorld);const n=e.ray.origin.distanceTo(Tu);this.getObjectForDistance(n).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){Tu.setFromMatrixPosition(e.matrixWorld),dy.setFromMatrixPosition(this.matrixWorld);const i=Tu.distanceTo(dy)/e.zoom;t[0].object.visible=!0;let n,r;for(n=1,r=t.length;n=a)t[n-1].object.visible=!1,t[n].object.visible=!0;else break}for(this._currentLevel=n-1;n0)if(d=a*l-o,p=a*o-l,v=r*h,d>=0)if(p>=-v)if(p<=v){const g=1/h;d*=g,p*=g,u=d*(d+a*p+2*o)+p*(a*d+p+2*l)+c}else p=r,d=Math.max(0,-(a*p+o)),u=-d*d+p*(p+2*l)+c;else p=-r,d=Math.max(0,-(a*p+o)),u=-d*d+p*(p+2*l)+c;else p<=-v?(d=Math.max(0,-(-a*r+o)),p=d>0?-r:Math.min(Math.max(-r,-l),r),u=-d*d+p*(p+2*l)+c):p<=v?(d=0,p=Math.min(Math.max(-r,-l),r),u=p*(p+2*l)+c):(d=Math.max(0,-(a*r+o)),p=d>0?r:Math.min(Math.max(-r,-l),r),u=-d*d+p*(p+2*l)+c);else p=a>0?-r:r,d=Math.max(0,-(a*p+o)),u=-d*d+p*(p+2*l)+c;return i&&i.copy(this.origin).addScaledVector(this.direction,d),n&&n.copy(og).addScaledVector(Cu,p),u}intersectSphere(e,t){nr.subVectors(e.center,this.origin);const i=nr.dot(this.direction),n=nr.dot(nr)-i*i,r=e.radius*e.radius;if(n>r)return null;const a=Math.sqrt(r-n),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,n,r,a,o,l;const c=1/this.direction.x,h=1/this.direction.y,d=1/this.direction.z,p=this.origin;return c>=0?(i=(e.min.x-p.x)*c,n=(e.max.x-p.x)*c):(i=(e.max.x-p.x)*c,n=(e.min.x-p.x)*c),h>=0?(r=(e.min.y-p.y)*h,a=(e.max.y-p.y)*h):(r=(e.max.y-p.y)*h,a=(e.min.y-p.y)*h),i>a||r>n||((r>i||isNaN(i))&&(i=r),(a=0?(o=(e.min.z-p.z)*d,l=(e.max.z-p.z)*d):(o=(e.max.z-p.z)*d,l=(e.min.z-p.z)*d),i>l||o>n)||((o>i||i!==i)&&(i=o),(l=0?i:n,t)}intersectsBox(e){return this.intersectBox(e,nr)!==null}intersectTriangle(e,t,i,n,r){lg.subVectors(t,e),Au.subVectors(i,e),cg.crossVectors(lg,Au);let a=this.direction.dot(cg),o;if(a>0){if(n)return null;o=1}else if(a<0)o=-1,a=-a;else return null;Hr.subVectors(this.origin,e);const l=o*this.direction.dot(Au.crossVectors(Hr,Au));if(l<0)return null;const c=o*this.direction.dot(lg.cross(Hr));if(c<0||l+c>a)return null;const h=-o*Hr.dot(cg);return h<0?null:this.at(h/a,r)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}}class Nt extends Ri{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new We(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 Fi,this.combine=mc,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 py=new qe,Ia=new Ds,Pu=new zi,fy=new R,Ru=new R,Lu=new R,Iu=new R,hg=new R,Du=new R,my=new R,Nu=new R;class ct extends Pt{constructor(e=new at,t=new Nt){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 t=this.geometry.morphAttributes,i=Object.keys(t);if(i.length>0){const n=t[i[0]];if(n!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let r=0,a=n.length;r(e.far-e.near)**2))&&(py.copy(r).invert(),Ia.copy(e.ray).applyMatrix4(py),!(i.boundingBox!==null&&Ia.intersectsBox(i.boundingBox)===!1)&&this._computeIntersections(e,t,Ia)))}_computeIntersections(e,t,i){let n;const r=this.geometry,a=this.material,o=r.index,l=r.attributes.position,c=r.attributes.uv,h=r.attributes.uv1,d=r.attributes.normal,p=r.groups,u=r.drawRange;if(o!==null)if(Array.isArray(a))for(let v=0,g=p.length;vt.far?null:{distance:c,point:Nu.clone(),object:s}}function Uu(s,e,t,i,n,r,a,o,l,c){s.getVertexPosition(o,Ru),s.getVertexPosition(l,Lu),s.getVertexPosition(c,Iu);const h=m3(s,e,t,i,Ru,Lu,Iu,my);if(h){const d=new R;Ht.getBarycoord(my,Ru,Lu,Iu,d),n&&(h.uv=Ht.getInterpolatedAttribute(n,o,l,c,d,new me)),r&&(h.uv1=Ht.getInterpolatedAttribute(r,o,l,c,d,new me)),a&&(h.normal=Ht.getInterpolatedAttribute(a,o,l,c,d,new R),h.normal.dot(i.direction)>0&&h.normal.multiplyScalar(-1));const p={a:o,b:l,c,normal:new R,materialIndex:0};Ht.getNormal(Ru,Lu,Iu,p.normal),h.face=p,h.barycoord=d}return h}const gy=new R,vy=new At,xy=new At,g3=new R,yy=new qe,Ou=new R,dg=new zi,_y=new qe,ug=new Ds;class pg extends ct{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=Am,this.bindMatrix=new qe,this.bindMatrixInverse=new qe,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new mt),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let i=0;i1?null:t.copy(e.start).addScaledVector(i,r)}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||_3.getNormalMatrix(e),n=this.coplanarPoint(fg).applyMatrix4(e),r=this.normal.applyMatrix3(i).normalize();return this.constant=-n.dot(r),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return new this.constructor().copy(this)}}const Da=new zi,b3=new me(.5,.5),Fu=new R;class hl{constructor(e=new Yt,t=new Yt,i=new Yt,n=new Yt,r=new Yt,a=new Yt){this.planes=[e,t,i,n,r,a]}set(e,t,i,n,r,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(i),o[3].copy(n),o[4].copy(r),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=Un,i=!1){const n=this.planes,r=e.elements,a=r[0],o=r[1],l=r[2],c=r[3],h=r[4],d=r[5],p=r[6],u=r[7],v=r[8],g=r[9],m=r[10],f=r[11],x=r[12],y=r[13],_=r[14],S=r[15];if(n[0].setComponents(c-a,u-h,f-v,S-x).normalize(),n[1].setComponents(c+a,u+h,f+v,S+x).normalize(),n[2].setComponents(c+o,u+d,f+g,S+y).normalize(),n[3].setComponents(c-o,u-d,f-g,S-y).normalize(),i)n[4].setComponents(l,p,m,_).normalize(),n[5].setComponents(c-l,u-p,f-m,S-_).normalize();else if(n[4].setComponents(c-l,u-p,f-m,S-_).normalize(),t===Un)n[5].setComponents(c+l,u+p,f+m,S+_).normalize();else if(t===Ca)n[5].setComponents(l,p,m,_).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(),Da.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),Da.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(Da)}intersectsSprite(e){Da.center.set(0,0,0);const t=b3.distanceTo(e.center);return Da.radius=.7071067811865476+t,Da.applyMatrix4(e.matrixWorld),this.intersectsSphere(Da)}intersectsSphere(e){const t=this.planes,i=e.center,n=-e.radius;for(let r=0;r<6;r++)if(t[r].distanceToPoint(i)0?e.max.x:e.min.x,Fu.y=n.normal.y>0?e.max.y:e.min.y,Fu.z=n.normal.z>0?e.max.z:e.min.z,n.distanceToPoint(Fu)<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)}}const Ns=new qe,Us=new hl;class zu{constructor(){this.coordinateSystem=Un}intersectsObject(e,t){if(!t.isArrayCamera||t.cameras.length===0)return!1;for(let i=0;i=r.length&&r.push({start:-1,count:-1,z:-1,index:-1});const o=r[this.index];a.push(o),this.index++,o.start=e,o.count=t,o.z=i,o.index=n}reset(){this.list.length=0,this.index=0}}const wn=new qe,E3=new We(1,1,1),wy=new hl,T3=new zu,Hu=new mt,Na=new zi,Wc=new R,Ey=new R,C3=new R,gg=new w3,tn=new ct,Vu=[];function A3(s,e,t=0){const i=e.itemSize;if(s.isInterleavedBufferAttribute||s.array.constructor!==e.array.constructor){const n=s.count;for(let r=0;r65535?new Uint32Array(n):new Uint16Array(n);t.setIndex(new Mt(r,1))}this._geometryInitialized=!0}}_validateGeometry(e){const t=this.geometry;if(!!e.getIndex()!=!!t.getIndex())throw new Error('THREE.BatchedMesh: All geometries must consistently have "index".');for(const i in t.attributes){if(!e.hasAttribute(i))throw new Error(`THREE.BatchedMesh: Added geometry missing "${i}". All geometries must have consistent attributes.`);const n=e.getAttribute(i),r=t.getAttribute(i);if(n.itemSize!==r.itemSize||n.normalized!==r.normalized)throw new Error("THREE.BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}validateInstanceId(e){const t=this._instanceInfo;if(e<0||e>=t.length||t[e].active===!1)throw new Error(`THREE.BatchedMesh: Invalid instanceId ${e}. Instance is either out of range or has been deleted.`)}validateGeometryId(e){const t=this._geometryInfo;if(e<0||e>=t.length||t[e].active===!1)throw new Error(`THREE.BatchedMesh: Invalid geometryId ${e}. Geometry is either out of range or has been deleted.`)}setCustomSort(e){return this.customSort=e,this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new mt);const e=this.boundingBox,t=this._instanceInfo;e.makeEmpty();for(let i=0,n=t.length;i=this.maxInstanceCount&&this._availableInstanceIds.length===0)throw new Error("THREE.BatchedMesh: Maximum item count reached.");const i={visible:!0,active:!0,geometryIndex:e};let n=null;this._availableInstanceIds.length>0?(this._availableInstanceIds.sort(mg),n=this._availableInstanceIds.shift(),this._instanceInfo[n]=i):(n=this._instanceInfo.length,this._instanceInfo.push(i));const r=this._matricesTexture;wn.identity().toArray(r.image.data,n*16),r.needsUpdate=!0;const a=this._colorsTexture;return a&&(E3.toArray(a.image.data,n*4),a.needsUpdate=!0),this._visibilityChanged=!0,n}addGeometry(e,t=-1,i=-1){this._initializeGeometry(e),this._validateGeometry(e);const n={vertexStart:-1,vertexCount:-1,reservedVertexCount:-1,indexStart:-1,indexCount:-1,reservedIndexCount:-1,start:-1,count:-1,boundingBox:null,boundingSphere:null,active:!0},r=this._geometryInfo;n.vertexStart=this._nextVertexStart,n.reservedVertexCount=t===-1?e.getAttribute("position").count:t;const a=e.getIndex();if(a!==null&&(n.indexStart=this._nextIndexStart,n.reservedIndexCount=i===-1?a.count:i),n.indexStart!==-1&&n.indexStart+n.reservedIndexCount>this._maxIndexCount||n.vertexStart+n.reservedVertexCount>this._maxVertexCount)throw new Error("THREE.BatchedMesh: Reserved space request exceeds the maximum buffer size.");let l;return this._availableGeometryIds.length>0?(this._availableGeometryIds.sort(mg),l=this._availableGeometryIds.shift(),r[l]=n):(l=this._geometryCount,this._geometryCount++,r.push(n)),this.setGeometryAt(l,e),this._nextIndexStart=n.indexStart+n.reservedIndexCount,this._nextVertexStart=n.vertexStart+n.reservedVertexCount,l}setGeometryAt(e,t){if(e>=this._geometryCount)throw new Error("THREE.BatchedMesh: Maximum geometry count reached.");this._validateGeometry(t);const i=this.geometry,n=i.getIndex()!==null,r=i.getIndex(),a=t.getIndex(),o=this._geometryInfo[e];if(n&&a.count>o.reservedIndexCount||t.attributes.position.count>o.reservedVertexCount)throw new Error("THREE.BatchedMesh: Reserved space not large enough for provided geometry.");const l=o.vertexStart,c=o.reservedVertexCount;o.vertexCount=t.getAttribute("position").count;for(const h in i.attributes){const d=t.getAttribute(h),p=i.getAttribute(h);A3(d,p,l);const u=d.itemSize;for(let v=d.count,g=c;v=t.length||t[e].active===!1)return this;const i=this._instanceInfo;for(let n=0,r=i.length;no).sort((a,o)=>i[a].vertexStart-i[o].vertexStart),r=this.geometry;for(let a=0,o=i.length;a=this._geometryCount)return null;const i=this.geometry,n=this._geometryInfo[e];if(n.boundingBox===null){const r=new mt,a=i.index,o=i.attributes.position;for(let l=n.start,c=n.start+n.count;l=this._geometryCount)return null;const i=this.geometry,n=this._geometryInfo[e];if(n.boundingSphere===null){const r=new zi;this.getBoundingBoxAt(e,Hu),Hu.getCenter(r.center);const a=i.index,o=i.attributes.position;let l=0;for(let c=n.start,h=n.start+n.count;co.active);if(Math.max(...i.map(o=>o.vertexStart+o.reservedVertexCount))>e)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${t}. Cannot shrink further.`);if(this.geometry.index&&Math.max(...i.map(l=>l.indexStart+l.reservedIndexCount))>t)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${t}. Cannot shrink further.`);const r=this.geometry;r.dispose(),this._maxVertexCount=e,this._maxIndexCount=t,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new at,this._initializeGeometry(r));const a=this.geometry;r.index&&Ua(r.index.array,a.index.array);for(const o in r.attributes)Ua(r.attributes[o].array,a.attributes[o].array)}raycast(e,t){const i=this._instanceInfo,n=this._geometryInfo,r=this.matrixWorld,a=this.geometry;tn.material=this.material,tn.geometry.index=a.index,tn.geometry.attributes=a.attributes,tn.geometry.boundingBox===null&&(tn.geometry.boundingBox=new mt),tn.geometry.boundingSphere===null&&(tn.geometry.boundingSphere=new zi);for(let o=0,l=i.length;o({...t,boundingBox:t.boundingBox!==null?t.boundingBox.clone():null,boundingSphere:t.boundingSphere!==null?t.boundingSphere.clone():null})),this._instanceInfo=e._instanceInfo.map(t=>({...t})),this._availableInstanceIds=e._availableInstanceIds.slice(),this._availableGeometryIds=e._availableGeometryIds.slice(),this._nextIndexStart=e._nextIndexStart,this._nextVertexStart=e._nextVertexStart,this._geometryCount=e._geometryCount,this._maxInstanceCount=e._maxInstanceCount,this._maxVertexCount=e._maxVertexCount,this._maxIndexCount=e._maxIndexCount,this._geometryInitialized=e._geometryInitialized,this._multiDrawCounts=e._multiDrawCounts.slice(),this._multiDrawStarts=e._multiDrawStarts.slice(),this._indirectTexture=e._indirectTexture.clone(),this._indirectTexture.image.data=this._indirectTexture.image.data.slice(),this._matricesTexture=e._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),this._colorsTexture!==null&&(this._colorsTexture=e._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,this._colorsTexture!==null&&(this._colorsTexture.dispose(),this._colorsTexture=null)}onBeforeRender(e,t,i,n,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const a=n.getIndex();let o=a===null?1:a.array.BYTES_PER_ELEMENT,l=1;r.wireframe&&(l=2,o=n.attributes.position.count>65535?4:2);const c=this._instanceInfo,h=this._multiDrawStarts,d=this._multiDrawCounts,p=this._geometryInfo,u=this.perObjectFrustumCulled,v=this._indirectTexture,g=v.image.data,m=i.isArrayCamera?T3:wy;u&&!i.isArrayCamera&&(wn.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse).multiply(this.matrixWorld),wy.setFromProjectionMatrix(wn,i.coordinateSystem,i.reversedDepth));let f=0;if(this.sortObjects){wn.copy(this.matrixWorld).invert(),Wc.setFromMatrixPosition(i.matrixWorld).applyMatrix4(wn),Ey.set(0,0,-1).transformDirection(i.matrixWorld).transformDirection(wn);for(let _=0,S=c.length;_0){const n=t[i[0]];if(n!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let r=0,a=n.length;ri)return;vg.applyMatrix4(s.matrixWorld);const c=e.ray.origin.distanceTo(vg);if(!(ce.far))return{distance:c,point:Ay.clone().applyMatrix4(s.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:s}}const Py=new R,Ry=new R;class pi extends pn{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 n=0,r=t.count;n0){const n=t[i[0]];if(n!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let r=0,a=n.length;rn.far)return;r.push({distance:c,distanceToRay:Math.sqrt(o),point:l,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class Dy extends Qt{constructor(e,t,i,n,r=Ct,a=Ct,o,l,c){super(e,t,i,n,r,a,o,l,c),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const h=this;function d(){h.needsUpdate=!0,h._requestVideoFrameCallbackId=e.requestVideoFrameCallback(d)}"requestVideoFrameCallback"in e&&(this._requestVideoFrameCallbackId=e.requestVideoFrameCallback(d))}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;"requestVideoFrameCallback"in e===!1&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}dispose(){this._requestVideoFrameCallbackId!==0&&(this.source.data.cancelVideoFrameCallback(this._requestVideoFrameCallbackId),this._requestVideoFrameCallbackId=0),super.dispose()}}class P3 extends Dy{constructor(e,t,i,n,r,a,o,l){super({},e,t,i,n,r,a,o,l),this.isVideoFrameTexture=!0}update(){}clone(){return new this.constructor().copy(this)}setFrame(e){this.image=e,this.needsUpdate=!0}}class R3 extends Qt{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=Zt,this.minFilter=Zt,this.generateMipmaps=!1,this.needsUpdate=!0}}class Ku extends Qt{constructor(e,t,i,n,r,a,o,l,c,h,d,p){super(null,a,o,l,c,h,n,r,d,p),this.isCompressedTexture=!0,this.image={width:t,height:i},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class L3 extends Ku{constructor(e,t,i,n,r,a){super(e,t,i,r,a),this.isCompressedArrayTexture=!0,this.image.depth=n,this.wrapR=cn,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class I3 extends Ku{constructor(e,t,i){super(void 0,e[0].width,e[0].height,t,i,Rs),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class jc extends Qt{constructor(e=[],t=Rs,i,n,r,a,o,l,c,h){super(e,t,i,n,r,a,o,l,c,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class Ny extends Qt{constructor(e,t,i,n,r,a,o,l,c){super(e,t,i,n,r,a,o,l,c),this.isCanvasTexture=!0,this.needsUpdate=!0}}class Gr extends Qt{constructor(e,t,i=qn,n,r,a,o=Zt,l=Zt,c,h=Ls,d=1){if(h!==Ls&&h!==Is)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");const p={width:e,height:t,depth:d};super(p,n,r,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 Ur(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 Uy extends Gr{constructor(e,t=qn,i=Rs,n,r,a=Zt,o=Zt,l,c=Ls){const h={width:e,height:e,depth:1},d=[h,h,h,h,h,h];super(e,e,t,i,n,r,a,o,l,c),this.image=d,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(e){this.image=e}}class _g extends Qt{constructor(e=null){super(),this.sourceTexture=e,this.isExternalTexture=!0}copy(e){return super.copy(e),this.sourceTexture=e.sourceTexture,this}}class fs extends at{constructor(e=1,t=1,i=1,n=1,r=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:i,widthSegments:n,heightSegments:r,depthSegments:a};const o=this;n=Math.floor(n),r=Math.floor(r),a=Math.floor(a);const l=[],c=[],h=[],d=[];let p=0,u=0;v("z","y","x",-1,-1,i,t,e,a,r,0),v("z","y","x",1,-1,i,t,-e,a,r,1),v("x","z","y",1,1,e,i,t,n,a,2),v("x","z","y",1,-1,e,i,-t,n,a,3),v("x","y","z",1,-1,e,t,i,n,r,4),v("x","y","z",-1,-1,e,t,-i,n,r,5),this.setIndex(l),this.setAttribute("position",new et(c,3)),this.setAttribute("normal",new et(h,3)),this.setAttribute("uv",new et(d,2));function v(g,m,f,x,y,_,S,b,E,w,M){const C=_/E,L=S/w,P=_/2,U=S/2,A=b/2,k=E+1,F=w+1;let H=0,q=0;const G=new R;for(let re=0;re0?1:-1,h.push(G.x,G.y,G.z),d.push($/E),d.push(1-re/w),H+=1}}for(let re=0;re0){const M=(x-1)*g;for(let C=0;C0&&y(!0),t>0&&y(!1)),this.setIndex(h),this.setAttribute("position",new et(d,3)),this.setAttribute("normal",new et(p,3)),this.setAttribute("uv",new et(u,2));function x(){const _=new R,S=new R;let b=0;const E=(t-e)/i;for(let w=0;w<=r;w++){const M=[],C=w/r,L=C*(t-e)+e;for(let P=0;P<=n;P++){const U=P/n,A=U*l+o,k=Math.sin(A),F=Math.cos(A);S.x=L*k,S.y=-C*i+m,S.z=L*F,d.push(S.x,S.y,S.z),_.set(k,E,F).normalize(),p.push(_.x,_.y,_.z),u.push(U,1-C),M.push(v++)}g.push(M)}for(let w=0;w0||M!==0)&&(h.push(C,L,U),b+=3),(t>0||M!==r-1)&&(h.push(L,P,U),b+=3)}c.addGroup(f,b,0),f+=b}function y(_){const S=v,b=new me,E=new R;let w=0;const M=_===!0?e:t,C=_===!0?1:-1;for(let P=1;P<=n;P++)d.push(0,m*C,0),p.push(0,C,0),u.push(.5,.5),v++;const L=v;for(let P=0;P<=n;P++){const A=P/n*l+o,k=Math.cos(A),F=Math.sin(A);E.x=M*F,E.y=m*C,E.z=M*k,d.push(E.x,E.y,E.z),p.push(0,C,0),b.x=k*.5+.5,b.y=F*.5*C+.5,u.push(b.x,b.y),v++}for(let P=0;P.9&&E<.1&&(y<.2&&(a[x+0]+=1),_<.2&&(a[x+2]+=1),S<.2&&(a[x+4]+=1))}}function p(x){r.push(x.x,x.y,x.z)}function u(x,y){const _=x*3;y.x=e[_+0],y.y=e[_+1],y.z=e[_+2]}function v(){const x=new R,y=new R,_=new R,S=new R,b=new me,E=new me,w=new me;for(let M=0,C=0;M0)l=n-1;else{l=n;break}if(n=l,i[n]===a)return n/(r-1);const h=i[n],p=i[n+1]-h,u=(a-h)/p;return(n+u)/(r-1)}getTangent(e,t){let n=e-1e-4,r=e+1e-4;n<0&&(n=0),r>1&&(r=1);const a=this.getPoint(n),o=this.getPoint(r),l=t||(a.isVector2?new me:new R);return l.copy(o).sub(a).normalize(),l}getTangentAt(e,t){const i=this.getUtoTmapping(e);return this.getTangent(i,t)}computeFrenetFrames(e,t=!1){const i=new R,n=[],r=[],a=[],o=new R,l=new qe;for(let u=0;u<=e;u++){const v=u/e;n[u]=this.getTangentAt(v,new R)}r[0]=new R,a[0]=new R;let c=Number.MAX_VALUE;const h=Math.abs(n[0].x),d=Math.abs(n[0].y),p=Math.abs(n[0].z);h<=c&&(c=h,i.set(1,0,0)),d<=c&&(c=d,i.set(0,1,0)),p<=c&&i.set(0,0,1),o.crossVectors(n[0],i).normalize(),r[0].crossVectors(n[0],o),a[0].crossVectors(n[0],r[0]);for(let u=1;u<=e;u++){if(r[u]=r[u-1].clone(),a[u]=a[u-1].clone(),o.crossVectors(n[u-1],n[u]),o.length()>Number.EPSILON){o.normalize();const v=Math.acos(ht(n[u-1].dot(n[u]),-1,1));r[u].applyMatrix4(l.makeRotationAxis(o,v))}a[u].crossVectors(n[u],r[u])}if(t===!0){let u=Math.acos(ht(r[0].dot(r[e]),-1,1));u/=e,n[0].dot(o.crossVectors(r[0],r[e]))>0&&(u=-u);for(let v=1;v<=e;v++)r[v].applyMatrix4(l.makeRotationAxis(n[v],u*v)),a[v].crossVectors(n[v],r[v])}return{tangents:n,normals:r,binormals:a}}clone(){return new this.constructor().copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class Yc extends ms{constructor(e=0,t=0,i=1,n=1,r=0,a=Math.PI*2,o=!1,l=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=i,this.yRadius=n,this.aStartAngle=r,this.aEndAngle=a,this.aClockwise=o,this.aRotation=l}getPoint(e,t=new me){const i=t,n=Math.PI*2;let r=this.aEndAngle-this.aStartAngle;const a=Math.abs(r)n;)r-=n;r0?0:(Math.floor(Math.abs(o)/r)+1)*r:l===0&&o===r-1&&(o=r-2,l=1);let c,h;this.closed||o>0?c=n[(o-1)%r]:(sp.subVectors(n[0],n[1]).add(n[0]),c=sp);const d=n[o%r],p=n[(o+1)%r];if(this.closed||o+2n.length-2?n.length-1:a+1],d=n[a>n.length-3?n.length-1:a+2];return i.set(Fy(o,l.x,c.x,h.x,d.x),Fy(o,l.y,c.y,h.y,d.y)),i}copy(e){super.copy(e),this.points=[];for(let t=0,i=e.points.length;t=i){const a=n[r]-i,o=this.curves[r],l=o.getLength(),c=l===0?0:1-a/l;return o.getPointAt(c,t)}r++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let i=0,n=this.curves.length;i1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,i=e.curves.length;t0){const 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e=s,t=s;do(e.x=(s-a)*(r-o)&&(s-a)*(i-o)>=(t-a)*(e-o)&&(t-a)*(r-o)>=(n-a)*(i-o)}function eh(s,e,t,i,n,r,a,o){return!(s===a&&e===o)&&Wy(s,e,t,i,n,r,a,o)}function Q3(s,e){return s.next.i!==e.i&&s.prev.i!==e.i&&!eT(s,e)&&(th(s,e)&&th(e,s)&&tT(s,e)&&(si(s.prev,s,e.prev)||si(s,e.prev,e))||dl(s,e)&&si(s.prev,s,s.next)>0&&si(e.prev,e,e.next)>0)}function si(s,e,t){return(e.y-s.y)*(t.x-e.x)-(e.x-s.x)*(t.y-e.y)}function dl(s,e){return s.x===e.x&&s.y===e.y}function Xy(s,e,t,i){const n=op(si(s,e,t)),r=op(si(s,e,i)),a=op(si(t,i,s)),o=op(si(t,i,e));return!!(n!==r&&a!==o||n===0&&ap(s,t,e)||r===0&&ap(s,i,e)||a===0&&ap(t,s,i)||o===0&&ap(t,e,i))}function ap(s,e,t){return e.x<=Math.max(s.x,t.x)&&e.x>=Math.min(s.x,t.x)&&e.y<=Math.max(s.y,t.y)&&e.y>=Math.min(s.y,t.y)}function op(s){return s>0?1:s<0?-1:0}function eT(s,e){let t=s;do{if(t.i!==s.i&&t.next.i!==s.i&&t.i!==e.i&&t.next.i!==e.i&&Xy(t,t.next,s,e))return!0;t=t.next}while(t!==s);return!1}function th(s,e){return si(s.prev,s,s.next)<0?si(s,e,s.next)>=0&&si(s,s.prev,e)>=0:si(s,e,s.prev)<0||si(s,s.next,e)<0}function tT(s,e){let t=s,i=!1;const n=(s.x+e.x)/2,r=(s.y+e.y)/2;do t.y>r!=t.next.y>r&&t.next.y!==t.y&&n<(t.next.x-t.x)*(r-t.y)/(t.next.y-t.y)+t.x&&(i=!i),t=t.next;while(t!==s);return i}function jy(s,e){const t=Ig(s.i,s.x,s.y),i=Ig(e.i,e.x,e.y),n=s.next,r=e.prev;return s.next=e,e.prev=s,t.next=n,n.prev=t,i.next=t,t.prev=i,r.next=i,i.prev=r,i}function qy(s,e,t,i){const n=Ig(s,e,t);return i?(n.next=i.next,n.prev=i,i.next.prev=n,i.next=n):(n.prev=n,n.next=n),n}function ih(s){s.next.prev=s.prev,s.prev.next=s.next,s.prevZ&&(s.prevZ.nextZ=s.nextZ),s.nextZ&&(s.nextZ.prevZ=s.prevZ)}function Ig(s,e,t){return{i:s,x:e,y:t,prev:null,next:null,z:0,prevZ:null,nextZ:null,steiner:!1}}function iT(s,e,t,i){let n=0;for(let r=e,a=t-i;r2&&s[e-1].equals(s[0])&&s.pop()}function Yy(s,e){for(let t=0;tNumber.EPSILON){const j=Math.sqrt(T),K=Math.sqrt(ee*ee+I*I),Z=ae.x-V/j,Ae=ae.y+de/j,ve=Q.x-I/K,Ne=Q.y+ee/K,ke=((ve-Z)*I-(Ne-Ae)*ee)/(de*I-V*ee);W=Z+de*ke-D.x,N=Ae+V*ke-D.y;const le=W*W+N*N;if(le<=2)return new me(W,N);te=Math.sqrt(le/2)}else{let j=!1;de>Number.EPSILON?ee>Number.EPSILON&&(j=!0):de<-Number.EPSILON?ee<-Number.EPSILON&&(j=!0):Math.sign(V)===Math.sign(I)&&(j=!0),j?(W=-V,N=de,te=Math.sqrt(T)):(W=de,N=V,te=Math.sqrt(T/2))}return new me(W/te,N/te)}const G=[];for(let D=0,ae=k.length,Q=ae-1,W=D+1;D=0;D--){const ae=D/m,Q=u*Math.cos(ae*Math.PI/2),W=v*Math.sin(ae*Math.PI/2)+g;for(let N=0,te=k.length;N=0;){const W=Q;let N=Q-1;N<0&&(N=D.length-1);for(let te=0,de=h+m*2;te0)&&u.push(y,_,b),(f!==i-1||l0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const i={};for(const n in this.extensions)this.extensions[n]===!0&&(i[n]=!0);return Object.keys(i).length>0&&(t.extensions=i),t}}class mp extends Kt{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Os extends Ri{constructor(e){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new We(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 We(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Dr,this.normalScale=new me(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 Fi,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 $n extends Os{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 me(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return ht(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 We(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 We(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new We(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 t_ extends Ri{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new We(16777215),this.specular=new We(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new We(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Dr,this.normalScale=new me(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Fi,this.combine=mc,this.reflectivity=1,this.envMapIntensity=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.specular.copy(e.specular),this.shininess=e.shininess,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.envMapIntensity=e.envMapIntensity,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 i_ extends Ri{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new We(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new We(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Dr,this.normalScale=new me(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,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.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}class gp extends Ri{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Dr,this.normalScale=new me(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 Dg extends Ri{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new We(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new We(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Dr,this.normalScale=new me(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Fi,this.combine=mc,this.reflectivity=1,this.envMapIntensity=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.envMapIntensity=e.envMapIntensity,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 Ng extends Ri{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=Ox,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 Ug extends Ri{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}}class n_ extends Ri{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new We(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Dr,this.normalScale=new me(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,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.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this.fog=e.fog,this}}class s_ extends ni{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}function ka(s,e){return!s||s.constructor===e?s:typeof e.BYTES_PER_ELEMENT=="number"?new e(s):Array.prototype.slice.call(s)}function r_(s){function e(n,r){return s[n]-s[r]}const t=s.length,i=new Array(t);for(let n=0;n!==t;++n)i[n]=n;return i.sort(e),i}function Og(s,e,t){const i=s.length,n=new s.constructor(i);for(let r=0,a=0;a!==i;++r){const o=t[r]*e;for(let l=0;l!==e;++l)n[a++]=s[o+l]}return n}function Bg(s,e,t,i){let n=1,r=s[0];for(;r!==void 0&&r[i]===void 0;)r=s[n++];if(r===void 0)return;let a=r[i];if(a!==void 0)if(Array.isArray(a))do a=r[i],a!==void 0&&(e.push(r.time),t.push(...a)),r=s[n++];while(r!==void 0);else if(a.toArray!==void 0)do a=r[i],a!==void 0&&(e.push(r.time),a.toArray(t,t.length)),r=s[n++];while(r!==void 0);else do a=r[i],a!==void 0&&(e.push(r.time),t.push(a)),r=s[n++];while(r!==void 0)}function hT(s,e,t,i,n=30){const r=s.clone();r.name=e;const a=[];for(let l=0;l=i)){d.push(c.times[u]);for(let g=0;gr.tracks[l].times[0]&&(o=r.tracks[l].times[0]);for(let l=0;l=o.times[v]){const f=v*d+h,x=f+d-h;g=o.values.slice(f,x)}else{const f=o.createInterpolant(),x=h,y=d-h;f.evaluate(r),g=f.resultBuffer.slice(x,y)}l==="quaternion"&&new $t().fromArray(g).normalize().conjugate().toArray(g);const m=c.times.length;for(let f=0;f=r)){const o=t[1];e=r)break t}a=i,i=0;break i}break e}for(;i>>1;et;)--a;if(++a,r!==0||a!==n){r>=a&&(a=Math.max(a,1),r=a-1);const o=this.getValueSize();this.times=i.slice(r,a),this.values=this.values.slice(r*o,a*o)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!==0&&(lt("KeyframeTrack: Invalid value size in track.",this),e=!1);const i=this.times,n=this.values,r=i.length;r===0&&(lt("KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let o=0;o!==r;o++){const l=i[o];if(typeof l=="number"&&isNaN(l)){lt("KeyframeTrack: Time is not a valid number.",this,o,l),e=!1;break}if(a!==null&&a>l){lt("KeyframeTrack: Out of order keys.",this,o,l,a),e=!1;break}a=l}if(n!==void 0&&Wx(n))for(let o=0,l=n.length;o!==l;++o){const c=n[o];if(isNaN(c)){lt("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(),n=this.getInterpolation()===su,r=e.length-1;let a=1;for(let o=1;o0){e[a]=e[r];for(let o=r*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,n=new i(this.name,e,t);return n.createInterpolant=this.createInterpolant,n}}Kn.prototype.ValueTypeName="",Kn.prototype.TimeBufferType=Float32Array,Kn.prototype.ValueBufferType=Float32Array,Kn.prototype.DefaultInterpolation=Xo;class za extends Kn{constructor(e,t,i){super(e,t,i)}}za.prototype.ValueTypeName="bool",za.prototype.ValueBufferType=Array,za.prototype.DefaultInterpolation=Wo,za.prototype.InterpolantFactoryMethodLinear=void 0,za.prototype.InterpolantFactoryMethodSmooth=void 0;class Fg extends Kn{constructor(e,t,i,n){super(e,t,i,n)}}Fg.prototype.ValueTypeName="color";class Ha extends Kn{constructor(e,t,i,n){super(e,t,i,n)}}Ha.prototype.ValueTypeName="number";class c_ extends Fa{constructor(e,t,i,n){super(e,t,i,n)}interpolate_(e,t,i,n){const r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=(i-t)/(n-t);let c=e*o;for(let h=c+o;c!==h;c+=4)$t.slerpFlat(r,0,a,c-o,a,c,l);return r}}class Va extends Kn{constructor(e,t,i,n){super(e,t,i,n)}InterpolantFactoryMethodLinear(e){return new c_(this.times,this.values,this.getValueSize(),e)}}Va.prototype.ValueTypeName="quaternion",Va.prototype.InterpolantFactoryMethodSmooth=void 0;class Ga extends Kn{constructor(e,t,i){super(e,t,i)}}Ga.prototype.ValueTypeName="string",Ga.prototype.ValueBufferType=Array,Ga.prototype.DefaultInterpolation=Wo,Ga.prototype.InterpolantFactoryMethodLinear=void 0,Ga.prototype.InterpolantFactoryMethodSmooth=void 0;class Wa extends Kn{constructor(e,t,i,n){super(e,t,i,n)}}Wa.prototype.ValueTypeName="vector";class fl{constructor(e="",t=-1,i=[],n=ru){this.name=e,this.tracks=i,this.duration=t,this.blendMode=n,this.uuid=On(),this.userData={},this.duration<0&&this.resetDuration()}static parse(e){const t=[],i=e.tracks,n=1/(e.fps||1);for(let a=0,o=i.length;a!==o;++a)t.push(fT(i[a]).scale(n));const r=new this(e.name,e.duration,t,e.blendMode);return r.uuid=e.uuid,r.userData=JSON.parse(e.userData||"{}"),r}static toJSON(e){const t=[],i=e.tracks,n={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode,userData:JSON.stringify(e.userData)};for(let r=0,a=i.length;r!==a;++r)t.push(Kn.toJSON(i[r]));return n}static CreateFromMorphTargetSequence(e,t,i,n){const r=t.length,a=[];for(let o=0;o1){const d=h[1];let p=n[d];p||(n[d]=p=[]),p.push(c)}}const a=[];for(const o in n)a.push(this.CreateFromMorphTargetSequence(o,n[o],t,i));return a}static parseAnimation(e,t){if(Ye("AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!e)return lt("AnimationClip: No animation in JSONLoader data."),null;const i=function(d,p,u,v,g){if(u.length!==0){const m=[],f=[];Bg(u,m,f,v),m.length!==0&&g.push(new d(p,m,f))}},n=[],r=e.name||"default",a=e.fps||30,o=e.blendMode;let l=e.length||-1;const c=e.hierarchy||[];for(let d=0;d{t&&t(r),this.manager.itemEnd(e)},0),r;if(rr[e]!==void 0){rr[e].push({onLoad:t,onProgress:i,onError:n});return}rr[e]=[],rr[e].push({onLoad:t,onProgress:i,onError:n});const a=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin",signal:typeof AbortSignal.any=="function"?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal}),o=this.mimeType,l=this.responseType;fetch(a).then(c=>{if(c.status===200||c.status===0){if(c.status===0&&Ye("FileLoader: HTTP Status 0 received."),typeof ReadableStream>"u"||c.body===void 0||c.body.getReader===void 0)return c;const h=rr[e],d=c.body.getReader(),p=c.headers.get("X-File-Size")||c.headers.get("Content-Length"),u=p?parseInt(p):0,v=u!==0;let g=0;const m=new ReadableStream({start(f){x();function x(){d.read().then(({done:y,value:_})=>{if(y)f.close();else{g+=_.byteLength;const S=new ProgressEvent("progress",{lengthComputable:v,loaded:g,total:u});for(let b=0,E=h.length;b{f.error(y)})}}});return new Response(m)}else throw new mT(`fetch for "${c.url}" responded with ${c.status}: ${c.statusText}`,c)}).then(c=>{switch(l){case"arraybuffer":return c.arrayBuffer();case"blob":return c.blob();case"document":return c.text().then(h=>new DOMParser().parseFromString(h,o));case"json":return c.json();default:if(o==="")return c.text();{const d=/charset="?([^;"\s]*)"?/i.exec(o),p=d&&d[1]?d[1].toLowerCase():void 0,u=new TextDecoder(p);return c.arrayBuffer().then(v=>u.decode(v))}}}).then(c=>{Bs.add(`file:${e}`,c);const h=rr[e];delete rr[e];for(let d=0,p=h.length;d{const h=rr[e];if(h===void 0)throw this.manager.itemError(e),c;delete rr[e];for(let d=0,p=h.length;d{this.manager.itemEnd(e)}),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}class gT extends sn{constructor(e){super(e)}load(e,t,i,n){const r=this,a=new Jn(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,function(o){try{t(r.parse(JSON.parse(o)))}catch(l){n?n(l):lt(l),r.manager.itemError(e)}},i,n)}parse(e){const t=[];for(let i=0;i0:n.vertexColors=e.vertexColors),e.uniforms!==void 0)for(const r in e.uniforms){const a=e.uniforms[r];switch(n.uniforms[r]={},a.type){case"t":n.uniforms[r].value=i(a.value);break;case"c":n.uniforms[r].value=new We().setHex(a.value);break;case"v2":n.uniforms[r].value=new me().fromArray(a.value);break;case"v3":n.uniforms[r].value=new R().fromArray(a.value);break;case"v4":n.uniforms[r].value=new At().fromArray(a.value);break;case"m3":n.uniforms[r].value=new ut().fromArray(a.value);break;case"m4":n.uniforms[r].value=new qe().fromArray(a.value);break;default:n.uniforms[r].value=a.value}}if(e.defines!==void 0&&(n.defines=e.defines),e.vertexShader!==void 0&&(n.vertexShader=e.vertexShader),e.fragmentShader!==void 0&&(n.fragmentShader=e.fragmentShader),e.glslVersion!==void 0&&(n.glslVersion=e.glslVersion),e.extensions!==void 0)for(const r in e.extensions)n.extensions[r]=e.extensions[r];if(e.lights!==void 0&&(n.lights=e.lights),e.clipping!==void 0&&(n.clipping=e.clipping),e.size!==void 0&&(n.size=e.size),e.sizeAttenuation!==void 0&&(n.sizeAttenuation=e.sizeAttenuation),e.map!==void 0&&(n.map=i(e.map)),e.matcap!==void 0&&(n.matcap=i(e.matcap)),e.alphaMap!==void 0&&(n.alphaMap=i(e.alphaMap)),e.bumpMap!==void 0&&(n.bumpMap=i(e.bumpMap)),e.bumpScale!==void 0&&(n.bumpScale=e.bumpScale),e.normalMap!==void 0&&(n.normalMap=i(e.normalMap)),e.normalMapType!==void 0&&(n.normalMapType=e.normalMapType),e.normalScale!==void 0){let r=e.normalScale;Array.isArray(r)===!1&&(r=[r,r]),n.normalScale=new me().fromArray(r)}return e.displacementMap!==void 0&&(n.displacementMap=i(e.displacementMap)),e.displacementScale!==void 0&&(n.displacementScale=e.displacementScale),e.displacementBias!==void 0&&(n.displacementBias=e.displacementBias),e.roughnessMap!==void 0&&(n.roughnessMap=i(e.roughnessMap)),e.metalnessMap!==void 0&&(n.metalnessMap=i(e.metalnessMap)),e.emissiveMap!==void 0&&(n.emissiveMap=i(e.emissiveMap)),e.emissiveIntensity!==void 0&&(n.emissiveIntensity=e.emissiveIntensity),e.specularMap!==void 0&&(n.specularMap=i(e.specularMap)),e.specularIntensityMap!==void 0&&(n.specularIntensityMap=i(e.specularIntensityMap)),e.specularColorMap!==void 0&&(n.specularColorMap=i(e.specularColorMap)),e.envMap!==void 0&&(n.envMap=i(e.envMap)),e.envMapRotation!==void 0&&n.envMapRotation.fromArray(e.envMapRotation),e.envMapIntensity!==void 0&&(n.envMapIntensity=e.envMapIntensity),e.reflectivity!==void 0&&(n.reflectivity=e.reflectivity),e.refractionRatio!==void 0&&(n.refractionRatio=e.refractionRatio),e.lightMap!==void 0&&(n.lightMap=i(e.lightMap)),e.lightMapIntensity!==void 0&&(n.lightMapIntensity=e.lightMapIntensity),e.aoMap!==void 0&&(n.aoMap=i(e.aoMap)),e.aoMapIntensity!==void 0&&(n.aoMapIntensity=e.aoMapIntensity),e.gradientMap!==void 0&&(n.gradientMap=i(e.gradientMap)),e.clearcoatMap!==void 0&&(n.clearcoatMap=i(e.clearcoatMap)),e.clearcoatRoughnessMap!==void 0&&(n.clearcoatRoughnessMap=i(e.clearcoatRoughnessMap)),e.clearcoatNormalMap!==void 0&&(n.clearcoatNormalMap=i(e.clearcoatNormalMap)),e.clearcoatNormalScale!==void 0&&(n.clearcoatNormalScale=new me().fromArray(e.clearcoatNormalScale)),e.iridescenceMap!==void 0&&(n.iridescenceMap=i(e.iridescenceMap)),e.iridescenceThicknessMap!==void 0&&(n.iridescenceThicknessMap=i(e.iridescenceThicknessMap)),e.transmissionMap!==void 0&&(n.transmissionMap=i(e.transmissionMap)),e.thicknessMap!==void 0&&(n.thicknessMap=i(e.thicknessMap)),e.anisotropyMap!==void 0&&(n.anisotropyMap=i(e.anisotropyMap)),e.sheenColorMap!==void 0&&(n.sheenColorMap=i(e.sheenColorMap)),e.sheenRoughnessMap!==void 0&&(n.sheenRoughnessMap=i(e.sheenRoughnessMap)),n}setTextures(e){return this.textures=e,this}createMaterialFromType(e){return _p.createMaterialFromType(e)}static createMaterialFromType(e){const t={ShadowMaterial:Qy,SpriteMaterial:Mu,RawShaderMaterial:mp,ShaderMaterial:Kt,PointsMaterial:qu,MeshPhysicalMaterial:$n,MeshStandardMaterial:Os,MeshPhongMaterial:t_,MeshToonMaterial:i_,MeshNormalMaterial:gp,MeshLambertMaterial:Dg,MeshDepthMaterial:Ng,MeshDistanceMaterial:Ug,MeshBasicMaterial:Nt,MeshMatcapMaterial:n_,LineDashedMaterial:s_,LineBasicMaterial:ni,Material:Ri};return new t[e]}}class qr{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)}}class __ extends at{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}toJSON(){const e=super.toJSON();return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}class b_ extends sn{constructor(e){super(e)}load(e,t,i,n){const r=this,a=new Jn(r.manager);a.setPath(r.path),a.setRequestHeader(r.requestHeader),a.setWithCredentials(r.withCredentials),a.load(e,function(o){try{t(r.parse(JSON.parse(o)))}catch(l){n?n(l):lt(l),r.manager.itemError(e)}},i,n)}parse(e){const t={},i={};function n(u,v){if(t[v]!==void 0)return t[v];const m=u.interleavedBuffers[v],f=r(u,m.buffer),x=jo(m.type,f),y=new Oc(x,m.stride);return y.uuid=m.uuid,t[v]=y,y}function r(u,v){if(i[v]!==void 0)return i[v];const m=u.arrayBuffers[v],f=new Uint32Array(m).buffer;return i[v]=f,f}const a=e.isInstancedBufferGeometry?new __:new at,o=e.data.index;if(o!==void 0){const u=jo(o.type,o.array);a.setIndex(new Mt(u,1))}const l=e.data.attributes;for(const u in l){const v=l[u];let g;if(v.isInterleavedBufferAttribute){const m=n(e.data,v.data);g=new zr(m,v.itemSize,v.offset,v.normalized)}else{const m=jo(v.type,v.array),f=v.isInstancedBufferAttribute?Vr:Mt;g=new f(m,v.itemSize,v.normalized)}v.name!==void 0&&(g.name=v.name),v.usage!==void 0&&g.setUsage(v.usage),a.setAttribute(u,g)}const c=e.data.morphAttributes;if(c)for(const u in c){const v=c[u],g=[];for(let m=0,f=v.length;m0){const l=new zg(t);r=new rh(l),r.setCrossOrigin(this.crossOrigin);for(let c=0,h=e.length;c0){n=new rh(this.manager),n.setCrossOrigin(this.crossOrigin);for(let a=0,o=e.length;a{let f=null,x=null;return m.boundingBox!==void 0&&(f=new mt().fromJSON(m.boundingBox)),m.boundingSphere!==void 0&&(x=new zi().fromJSON(m.boundingSphere)),{...m,boundingBox:f,boundingSphere:x}}),a._instanceInfo=e.instanceInfo,a._availableInstanceIds=e._availableInstanceIds,a._availableGeometryIds=e._availableGeometryIds,a._nextIndexStart=e.nextIndexStart,a._nextVertexStart=e.nextVertexStart,a._geometryCount=e.geometryCount,a._maxInstanceCount=e.maxInstanceCount,a._maxVertexCount=e.maxVertexCount,a._maxIndexCount=e.maxIndexCount,a._geometryInitialized=e.geometryInitialized,a._matricesTexture=c(e.matricesTexture.uuid),a._indirectTexture=c(e.indirectTexture.uuid),e.colorsTexture!==void 0&&(a._colorsTexture=c(e.colorsTexture.uuid)),e.boundingSphere!==void 0&&(a.boundingSphere=new zi().fromJSON(e.boundingSphere)),e.boundingBox!==void 0&&(a.boundingBox=new mt().fromJSON(e.boundingBox));break;case"LOD":a=new uy;break;case"Line":a=new pn(o(e.geometry),l(e.material));break;case"LineLoop":a=new xg(o(e.geometry),l(e.material));break;case"LineSegments":a=new pi(o(e.geometry),l(e.material));break;case"PointCloud":case"Points":a=new $u(o(e.geometry),l(e.material));break;case"Sprite":a=new zc(l(e.material));break;case"Group":a=new ui;break;case"Bone":a=new Bu;break;default:a=new Pt}if(a.uuid=e.uuid,e.name!==void 0&&(a.name=e.name),e.matrix!==void 0?(a.matrix.fromArray(e.matrix),e.matrixAutoUpdate!==void 0&&(a.matrixAutoUpdate=e.matrixAutoUpdate),a.matrixAutoUpdate&&a.matrix.decompose(a.position,a.quaternion,a.scale)):(e.position!==void 0&&a.position.fromArray(e.position),e.rotation!==void 0&&a.rotation.fromArray(e.rotation),e.quaternion!==void 0&&a.quaternion.fromArray(e.quaternion),e.scale!==void 0&&a.scale.fromArray(e.scale)),e.up!==void 0&&a.up.fromArray(e.up),e.pivot!==void 0&&(a.pivot=new R().fromArray(e.pivot)),e.morphTargetDictionary!==void 0&&(a.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),e.morphTargetInfluences!==void 0&&(a.morphTargetInfluences=e.morphTargetInfluences.slice()),e.castShadow!==void 0&&(a.castShadow=e.castShadow),e.receiveShadow!==void 0&&(a.receiveShadow=e.receiveShadow),e.shadow&&(e.shadow.intensity!==void 0&&(a.shadow.intensity=e.shadow.intensity),e.shadow.bias!==void 0&&(a.shadow.bias=e.shadow.bias),e.shadow.normalBias!==void 0&&(a.shadow.normalBias=e.shadow.normalBias),e.shadow.radius!==void 0&&(a.shadow.radius=e.shadow.radius),e.shadow.mapSize!==void 0&&a.shadow.mapSize.fromArray(e.shadow.mapSize),e.shadow.camera!==void 0&&(a.shadow.camera=this.parseObject(e.shadow.camera))),e.visible!==void 0&&(a.visible=e.visible),e.frustumCulled!==void 0&&(a.frustumCulled=e.frustumCulled),e.renderOrder!==void 0&&(a.renderOrder=e.renderOrder),e.static!==void 0&&(a.static=e.static),e.userData!==void 0&&(a.userData=e.userData),e.layers!==void 0&&(a.layers.mask=e.layers),e.children!==void 0){const p=e.children;for(let u=0;u"u"&&Ye("ImageBitmapLoader: createImageBitmap() not supported."),typeof fetch>"u"&&Ye("ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"},this._abortController=new AbortController}setOptions(e){return this.options=e,this}load(e,t,i,n){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const r=this,a=Bs.get(`image-bitmap:${e}`);if(a!==void 0){if(r.manager.itemStart(e),a.then){a.then(c=>{if(jg.has(a)===!0)n&&n(jg.get(a)),r.manager.itemError(e),r.manager.itemEnd(e);else return t&&t(c),r.manager.itemEnd(e),c});return}return setTimeout(function(){t&&t(a),r.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(r.options,{colorSpaceConversion:"none"}))}).then(function(c){return Bs.add(`image-bitmap:${e}`,c),t&&t(c),r.manager.itemEnd(e),c}).catch(function(c){n&&n(c),jg.set(l,c),Bs.remove(`image-bitmap:${e}`),r.manager.itemError(e),r.manager.itemEnd(e)});Bs.add(`image-bitmap:${e}`,l),r.manager.itemStart(e)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}let bp;class qg{static getContext(){return bp===void 0&&(bp=new(window.AudioContext||window.webkitAudioContext)),bp}static setContext(e){bp=e}}class wT extends sn{constructor(e){super(e)}load(e,t,i,n){const r=this,a=new Jn(this.manager);a.setResponseType("arraybuffer"),a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,function(l){try{const c=l.slice(0);qg.getContext().decodeAudioData(c,function(d){t(d)}).catch(o)}catch(c){o(c)}},i,n);function o(l){n?n(l):lt(l),r.manager.itemError(e)}}}const E_=new qe,T_=new qe,qa=new qe;class ET{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new ri,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new ri,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(e){const t=this._cache;if(t.focus!==e.focus||t.fov!==e.fov||t.aspect!==e.aspect*this.aspect||t.near!==e.near||t.far!==e.far||t.zoom!==e.zoom||t.eyeSep!==this.eyeSep){t.focus=e.focus,t.fov=e.fov,t.aspect=e.aspect*this.aspect,t.near=e.near,t.far=e.far,t.zoom=e.zoom,t.eyeSep=this.eyeSep,qa.copy(e.projectionMatrix);const n=t.eyeSep/2,r=n*t.near/t.focus,a=t.near*Math.tan(Aa*t.fov*.5)/t.zoom;let o,l;T_.elements[12]=-n,E_.elements[12]=n,o=-a*t.aspect+r,l=a*t.aspect+r,qa.elements[0]=2*t.near/(l-o),qa.elements[8]=(l+o)/(l-o),this.cameraL.projectionMatrix.copy(qa),o=-a*t.aspect-r,l=a*t.aspect-r,qa.elements[0]=2*t.near/(l-o),qa.elements[8]=(l+o)/(l-o),this.cameraR.projectionMatrix.copy(qa)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(T_),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply(E_)}}const gl=-90,vl=1;class C_ extends Pt{constructor(e,t,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const n=new ri(gl,vl,e,t);n.layers=this.layers,this.add(n);const r=new ri(gl,vl,e,t);r.layers=this.layers,this.add(r);const a=new ri(gl,vl,e,t);a.layers=this.layers,this.add(a);const o=new ri(gl,vl,e,t);o.layers=this.layers,this.add(o);const l=new ri(gl,vl,e,t);l.layers=this.layers,this.add(l);const c=new ri(gl,vl,e,t);c.layers=this.layers,this.add(c)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[i,n,r,a,o,l]=t;for(const c of t)this.remove(c);if(e===Un)i.up.set(0,1,0),i.lookAt(1,0,0),n.up.set(0,1,0),n.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),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===Ca)i.up.set(0,-1,0),i.lookAt(-1,0,0),n.up.set(0,-1,0),n.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),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:n}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[r,a,o,l,c,h]=this.children,d=e.getRenderTarget(),p=e.getActiveCubeFace(),u=e.getActiveMipmapLevel(),v=e.xr.enabled;e.xr.enabled=!1;const g=i.texture.generateMipmaps;i.texture.generateMipmaps=!1;let m=!1;e.isWebGLRenderer===!0?m=e.state.buffers.depth.getReversed():m=e.reversedDepthBuffer,e.setRenderTarget(i,0,n),m&&e.autoClear===!1&&e.clearDepth(),e.render(t,r),e.setRenderTarget(i,1,n),m&&e.autoClear===!1&&e.clearDepth(),e.render(t,a),e.setRenderTarget(i,2,n),m&&e.autoClear===!1&&e.clearDepth(),e.render(t,o),e.setRenderTarget(i,3,n),m&&e.autoClear===!1&&e.clearDepth(),e.render(t,l),e.setRenderTarget(i,4,n),m&&e.autoClear===!1&&e.clearDepth(),e.render(t,c),i.texture.generateMipmaps=g,e.setRenderTarget(i,5,n),m&&e.autoClear===!1&&e.clearDepth(),e.render(t,h),e.setRenderTarget(d,p,u),e.xr.enabled=v,i.texture.needsPMREMUpdate=!0}}class A_ extends ri{constructor(e=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=e}}class Zg{constructor(){this._previousTime=0,this._currentTime=0,this._startTime=performance.now(),this._delta=0,this._elapsed=0,this._timescale=1,this._document=null,this._pageVisibilityHandler=null}connect(e){this._document=e,e.hidden!==void 0&&(this._pageVisibilityHandler=TT.bind(this),e.addEventListener("visibilitychange",this._pageVisibilityHandler,!1))}disconnect(){this._pageVisibilityHandler!==null&&(this._document.removeEventListener("visibilitychange",this._pageVisibilityHandler),this._pageVisibilityHandler=null),this._document=null}getDelta(){return this._delta/1e3}getElapsed(){return this._elapsed/1e3}getTimescale(){return this._timescale}setTimescale(e){return this._timescale=e,this}reset(){return this._currentTime=performance.now()-this._startTime,this}dispose(){this.disconnect()}update(e){return this._pageVisibilityHandler!==null&&this._document.hidden===!0?this._delta=0:(this._previousTime=this._currentTime,this._currentTime=(e!==void 0?e:performance.now())-this._startTime,this._delta=(this._currentTime-this._previousTime)*this._timescale,this._elapsed+=this._delta),this}}function TT(){this._document.hidden===!1&&this.reset()}const Za=new R,Yg=new $t,CT=new R,Ya=new R,$a=new R;class AT extends Pt{constructor(){super(),this.type="AudioListener",this.context=qg.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._timer=new Zg}getInput(){return this.gain}removeFilter(){return this.filter!==null&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(e){return this.filter!==null?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=e,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}updateMatrixWorld(e){super.updateMatrixWorld(e),this._timer.update();const t=this.context.listener;if(this.timeDelta=this._timer.getDelta(),this.matrixWorld.decompose(Za,Yg,CT),Ya.set(0,0,-1).applyQuaternion(Yg),$a.set(0,1,0).applyQuaternion(Yg),t.positionX){const i=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(Za.x,i),t.positionY.linearRampToValueAtTime(Za.y,i),t.positionZ.linearRampToValueAtTime(Za.z,i),t.forwardX.linearRampToValueAtTime(Ya.x,i),t.forwardY.linearRampToValueAtTime(Ya.y,i),t.forwardZ.linearRampToValueAtTime(Ya.z,i),t.upX.linearRampToValueAtTime($a.x,i),t.upY.linearRampToValueAtTime($a.y,i),t.upZ.linearRampToValueAtTime($a.z,i)}else t.setPosition(Za.x,Za.y,Za.z),t.setOrientation(Ya.x,Ya.y,Ya.z,$a.x,$a.y,$a.z)}}class P_ extends Pt{constructor(e){super(),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this}setMediaElementSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this}setMediaStreamSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this}setBuffer(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this}play(e=0){if(this.isPlaying===!0){Ye("Audio: Audio is already playing.");return}if(this.hasPlaybackControl===!1){Ye("Audio: this Audio has no playback control.");return}this._startedAt=this.context.currentTime+e;const t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(this.hasPlaybackControl===!1){Ye("Audio: this Audio has no playback control.");return}return this.isPlaying===!0&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,this.loop===!0&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this}stop(e=0){if(this.hasPlaybackControl===!1){Ye("Audio: this Audio has no playback control.");return}return this._progress=0,this.source!==null&&(this.source.stop(this.context.currentTime+e),this.source.onended=null),this.isPlaying=!1,this}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e0&&this._mixBufferRegionAdditive(i,n,this._addIndex*t,1,t);for(let l=t,c=t+t;l!==c;++l)if(i[l]!==i[l+t]){o.setValue(i,n);break}}saveOriginalState(){const e=this.binding,t=this.buffer,i=this.valueSize,n=i*this._origIndex;e.getValue(t,n);for(let r=i,a=n;r!==a;++r)t[r]=t[n+r%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const e=this.valueSize*3;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){const e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let i=e;i=.5)for(let a=0;a!==r;++a)e[t+a]=e[i+a]}_slerp(e,t,i,n){$t.slerpFlat(e,t,e,t,e,i,n)}_slerpAdditive(e,t,i,n,r){const a=this._workIndex*r;$t.multiplyQuaternionsFlat(e,a,e,t,e,i),$t.slerpFlat(e,t,e,t,e,a,n)}_lerp(e,t,i,n,r){const a=1-n;for(let o=0;o!==r;++o){const l=t+o;e[l]=e[l]*a+e[i+o]*n}}_lerpAdditive(e,t,i,n,r){for(let a=0;a!==r;++a){const o=t+a;e[o]=e[o]+e[i+a]*n}}}const $g="\\[\\]\\.:\\/",IT=new RegExp("["+$g+"]","g"),Kg="[^"+$g+"]",DT="[^"+$g.replace("\\.","")+"]",NT=/((?:WC+[\/:])*)/.source.replace("WC",Kg),UT=/(WCOD+)?/.source.replace("WCOD",DT),OT=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Kg),BT=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Kg),kT=new RegExp("^"+NT+UT+OT+BT+"$"),FT=["material","materials","bones","map"];class zT{constructor(e,t,i){const n=i||Ut.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,n)}getValue(e,t){this.bind();const i=this._targetGroup.nCachedObjects_,n=this._bindings[i];n!==void 0&&n.getValue(e,t)}setValue(e,t){const i=this._bindings;for(let n=this._targetGroup.nCachedObjects_,r=i.length;n!==r;++n)i[n].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 Ut{constructor(e,t,i){this.path=t,this.parsedPath=i||Ut.parseTrackName(t),this.node=Ut.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 Ut.Composite(e,t,i):new Ut(e,t,i)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(IT,"")}static parseTrackName(e){const t=kT.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]},n=i.nodeName&&i.nodeName.lastIndexOf(".");if(n!==void 0&&n!==-1){const r=i.nodeName.substring(n+1);FT.indexOf(r)!==-1&&(i.nodeName=i.nodeName.substring(0,n),i.objectName=r)}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(r){for(let a=0;a=r){const d=r++,p=e[d];t[p.uuid]=h,e[h]=p,t[c]=d,e[d]=l;for(let u=0,v=n;u!==v;++u){const g=i[u],m=g[d],f=g[h];g[h]=m,g[d]=f}}}this.nCachedObjects_=r}uncache(){const e=this._objects,t=this._indicesByUUID,i=this._bindings,n=i.length;let r=this.nCachedObjects_,a=e.length;for(let o=0,l=arguments.length;o!==l;++o){const c=arguments[o],h=c.uuid,d=t[h];if(d!==void 0)if(delete t[h],d0&&(t[u.uuid]=d),e[d]=u,e.pop();for(let v=0,g=n;v!==g;++v){const m=i[v];m[d]=m[p],m.pop()}}}this.nCachedObjects_=r}subscribe_(e,t){const i=this._bindingsIndicesByPath;let n=i[e];const r=this._bindings;if(n!==void 0)return r[n];const a=this._paths,o=this._parsedPaths,l=this._objects,c=l.length,h=this.nCachedObjects_,d=new Array(c);n=r.length,i[e]=n,a.push(e),o.push(t),r.push(d);for(let p=h,u=l.length;p!==u;++p){const v=l[p];d[p]=new Ut(v,e,t)}return d}unsubscribe_(e){const t=this._bindingsIndicesByPath,i=t[e];if(i!==void 0){const n=this._paths,r=this._parsedPaths,a=this._bindings,o=a.length-1,l=a[o],c=e[o];t[c]=i,a[i]=l,a.pop(),r[i]=r[o],r.pop(),n[i]=n[o],n.pop()}}}class I_{constructor(e,t,i=null,n=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=i,this.blendMode=n;const r=t.tracks,a=r.length,o=new Array(a),l={endingStart:wa,endingEnd:wa};for(let c=0;c!==a;++c){const h=r[c].createInterpolant(null);o[c]=h,h.settings=l}this._interpolantSettings=l,this._interpolants=o,this._propertyBindings=new Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Dx,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&this.timeScale!==0&&this._startTime===null&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t,i=!1){if(e.fadeOut(t),this.fadeIn(t),i===!0){const n=this._clip.duration,r=e._clip.duration,a=r/n,o=n/r;e.warp(1,a,t),this.warp(o,1,t)}return this}crossFadeTo(e,t,i=!1){return e.crossFadeFrom(this,t,i)}stopFading(){const e=this._weightInterpolant;return e!==null&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,i){const n=this._mixer,r=n.time,a=this.timeScale;let o=this._timeScaleInterpolant;o===null&&(o=n._lendControlInterpolant(),this._timeScaleInterpolant=o);const l=o.parameterPositions,c=o.sampleValues;return l[0]=r,l[1]=r+i,c[0]=e/a,c[1]=t/a,this}stopWarping(){const e=this._timeScaleInterpolant;return e!==null&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,i,n){if(!this.enabled){this._updateWeight(e);return}const r=this._startTime;if(r!==null){const l=(e-r)*i;l<0||i===0?t=0:(this._startTime=null,t=i*l)}t*=this._updateTimeScale(e);const a=this._updateTime(t),o=this._updateWeight(e);if(o>0){const l=this._interpolants,c=this._propertyBindings;switch(this.blendMode){case Om:for(let h=0,d=l.length;h!==d;++h)l[h].evaluate(a),c[h].accumulateAdditive(o);break;case ru:default:for(let h=0,d=l.length;h!==d;++h)l[h].evaluate(a),c[h].accumulate(n,o)}}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const i=this._weightInterpolant;if(i!==null){const n=i.evaluate(e)[0];t*=n,e>i.parameterPositions[1]&&(this.stopFading(),n===0&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const i=this._timeScaleInterpolant;if(i!==null){const n=i.evaluate(e)[0];t*=n,e>i.parameterPositions[1]&&(this.stopWarping(),t===0?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,i=this.loop;let n=this.time+e,r=this._loopCount;const a=i===Nx;if(e===0)return r===-1?n:a&&(r&1)===1?t-n:n;if(i===Ix){r===-1&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(n>=t)n=t;else if(n<0)n=0;else{this.time=n;break e}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(r===-1&&(e>=0?(r=0,this._setEndings(!0,this.repetitions===0,a)):this._setEndings(this.repetitions===0,!0,a)),n>=t||n<0){const o=Math.floor(n/t);n-=t*o,r+=Math.abs(o);const l=this.repetitions-r;if(l<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,n=e>0?t:0,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(l===1){const c=e<0;this._setEndings(c,!c,a)}else this._setEndings(!1,!1,a);this._loopCount=r,this.time=n,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:o})}}else this.time=n;if(a&&(r&1)===1)return t-n}return n}_setEndings(e,t,i){const n=this._interpolantSettings;i?(n.endingStart=Ea,n.endingEnd=Ea):(e?n.endingStart=this.zeroSlopeAtStart?Ea:wa:n.endingStart=Sc,t?n.endingEnd=this.zeroSlopeAtEnd?Ea:wa:n.endingEnd=Sc)}_scheduleFading(e,t,i){const n=this._mixer,r=n.time;let a=this._weightInterpolant;a===null&&(a=n._lendControlInterpolant(),this._weightInterpolant=a);const o=a.parameterPositions,l=a.sampleValues;return o[0]=r,l[0]=t,o[1]=r+e,l[1]=i,this}}const VT=new Float32Array(1);class GT extends hs{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}_bindAction(e,t){const i=e._localRoot||this._root,n=e._clip.tracks,r=n.length,a=e._propertyBindings,o=e._interpolants,l=i.uuid,c=this._bindingsByRootAndName;let h=c[l];h===void 0&&(h={},c[l]=h);for(let d=0;d!==r;++d){const p=n[d],u=p.name;let v=h[u];if(v!==void 0)++v.referenceCount,a[d]=v;else{if(v=a[d],v!==void 0){v._cacheIndex===null&&(++v.referenceCount,this._addInactiveBinding(v,l,u));continue}const g=t&&t._propertyBindings[d].binding.parsedPath;v=new L_(Ut.create(i,u,g),p.ValueTypeName,p.getValueSize()),++v.referenceCount,this._addInactiveBinding(v,l,u),a[d]=v}o[d].resultBuffer=v.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(e._cacheIndex===null){const i=(e._localRoot||this._root).uuid,n=e._clip.uuid,r=this._actionsByClip[n];this._bindAction(e,r&&r.knownActions[0]),this._addInactiveAction(e,n,i)}const t=e._propertyBindings;for(let i=0,n=t.length;i!==n;++i){const r=t[i];r.useCount++===0&&(this._lendBinding(r),r.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let i=0,n=t.length;i!==n;++i){const r=t[i];--r.useCount===0&&(r.restoreOriginalState(),this._takeBackBinding(r))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){const t=e._cacheIndex;return t!==null&&t=0;--i)e[i].stop();return this}update(e){e*=this.timeScale;const t=this._actions,i=this._nActiveActions,n=this.time+=e,r=Math.sign(e),a=this._accuIndex^=1;for(let c=0;c!==i;++c)t[c]._update(n,e,r,a);const o=this._bindings,l=this._nActiveBindings;for(let c=0;c!==l;++c)o[c].apply(a);return this}setTime(e){this.time=0;for(let t=0;t=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y}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}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))}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}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,O_).distanceTo(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}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const B_=new R,Mp=new R,yl=new R,_l=new R,t0=new R,KT=new R,JT=new R;class Fn{constructor(e=new R,t=new R){this.start=e,this.end=t}set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){B_.subVectors(e,this.start),Mp.subVectors(this.end,this.start);const i=Mp.dot(Mp);let r=Mp.dot(B_)/i;return t&&(r=ht(r,0,1)),r}closestPointToPoint(e,t,i){const n=this.closestPointToPointParameter(e,t);return this.delta(i).multiplyScalar(n).add(this.start)}distanceSqToLine3(e,t=KT,i=JT){const n=10000000000000001e-32;let r,a;const o=this.start,l=e.start,c=this.end,h=e.end;yl.subVectors(c,o),_l.subVectors(h,l),t0.subVectors(o,l);const d=yl.dot(yl),p=_l.dot(_l),u=_l.dot(t0);if(d<=n&&p<=n)return t.copy(o),i.copy(l),t.sub(i),t.dot(t);if(d<=n)r=0,a=u/p,a=ht(a,0,1);else{const v=yl.dot(t0);if(p<=n)a=0,r=ht(-v/d,0,1);else{const g=yl.dot(_l),m=d*p-g*g;m!==0?r=ht((g*u-v*p)/m,0,1):r=0,a=(g*r+u)/p,a<0?(a=0,r=ht(-v/d,0,1)):a>1&&(a=1,r=ht((g-v)/d,0,1))}}return t.copy(o).addScaledVector(yl,r),i.copy(l).addScaledVector(_l,a),t.distanceToSquared(i)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return new this.constructor().copy(this)}}const k_=new R;class QT extends Pt{constructor(e,t){super(),this.light=e,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";const i=new at,n=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let a=0,o=1,l=32;a1)for(let d=0;d.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{W_.set(e.z,0,-e.x).normalize();const t=Math.acos(e.y);this.quaternion.setFromAxisAngle(W_,t)}}setLength(e,t=e*.2,i=t*.2){this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(i,t,i),this.cone.position.y=e,this.cone.updateMatrix()}setColor(e){this.line.material.color.set(e),this.cone.material.color.set(e)}copy(e){return super.copy(e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class X_ extends pi{constructor(e=1){const t=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],i=[1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],n=new at;n.setAttribute("position",new et(t,3)),n.setAttribute("color",new et(i,3));const r=new ni({vertexColors:!0,toneMapped:!1});super(n,r),this.type="AxesHelper"}setColors(e,t,i){const n=new We,r=this.geometry.attributes.color.array;return n.set(e),n.toArray(r,0),n.toArray(r,3),n.set(t),n.toArray(r,6),n.toArray(r,9),n.set(i),n.toArray(r,12),n.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class j_{constructor(){this.type="ShapePath",this.color=new We,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new Jc,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,i,n){return this.currentPath.quadraticCurveTo(e,t,i,n),this}bezierCurveTo(e,t,i,n,r,a){return this.currentPath.bezierCurveTo(e,t,i,n,r,a),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(f){const x=[];for(let y=0,_=f.length;y<_;y++){const S=f[y],b=new sr;b.curves=S.curves,x.push(b)}return x}function i(f,x){const y=x.length;let _=!1;for(let S=y-1,b=0;bNumber.EPSILON){if(C<0&&(E=x[b],M=-M,w=x[S],C=-C),f.yw.y)continue;if(f.y===E.y){if(f.x===E.x)return!0}else{const L=C*(f.x-E.x)-M*(f.y-E.y);if(L===0)return!0;if(L<0)continue;_=!_}}else{if(f.y!==E.y)continue;if(w.x<=f.x&&f.x<=E.x||E.x<=f.x&&f.x<=w.x)return!0}}return _}const n=gs.isClockWise,r=this.subPaths;if(r.length===0)return[];let a,o,l;const c=[];if(r.length===1)return o=r[0],l=new sr,l.curves=o.curves,c.push(l),c;let h=!n(r[0].getPoints());h=e?!h:h;const d=[],p=[];let u=[],v=0,g;p[v]=void 0,u[v]=[];for(let f=0,x=r.length;f1){let f=!1,x=0;for(let y=0,_=p.length;y<_;y++)d[y]=[];for(let y=0,_=p.length;y<_;y++){const S=u[y];for(let b=0;b0&&f===!1&&(u=d)}let m;for(let f=0,x=p.length;fe?(s.repeat.x=1,s.repeat.y=t/e,s.offset.x=0,s.offset.y=(1-s.repeat.y)/2):(s.repeat.x=e/t,s.repeat.y=1,s.offset.x=(1-s.repeat.x)/2,s.offset.y=0),s}function pC(s,e){const t=s.image&&s.image.width?s.image.width/s.image.height:1;return t>e?(s.repeat.x=e/t,s.repeat.y=1,s.offset.x=(1-s.repeat.x)/2,s.offset.y=0):(s.repeat.x=1,s.repeat.y=t/e,s.offset.x=0,s.offset.y=(1-s.repeat.y)/2),s}function fC(s){return s.repeat.x=1,s.repeat.y=1,s.offset.x=0,s.offset.y=0,s}function r0(s,e,t,i){const n=mC(i);switch(t){case Dm:return s*e;case vc:return s*e/n.components*n.byteLength;case xc:return s*e/n.components*n.byteLength;case Sa:return s*e*2/n.components*n.byteLength;case wd:return s*e*2/n.components*n.byteLength;case Nm:return s*e*3/n.components*n.byteLength;case qi:return s*e*4/n.components*n.byteLength;case Ed:return s*e*4/n.components*n.byteLength;case yc:case _c:return Math.floor((s+3)/4)*Math.floor((e+3)/4)*8;case bc:case Mc:return Math.floor((s+3)/4)*Math.floor((e+3)/4)*16;case Cd:case Pd:return Math.max(s,16)*Math.max(e,8)/4;case Td:case Ad:return Math.max(s,8)*Math.max(e,8)/2;case Rd:case Ld:case Dd:case Nd:return Math.floor((s+3)/4)*Math.floor((e+3)/4)*8;case Id:case Ud:case Od:return Math.floor((s+3)/4)*Math.floor((e+3)/4)*16;case Bd:return Math.floor((s+3)/4)*Math.floor((e+3)/4)*16;case kd:return Math.floor((s+4)/5)*Math.floor((e+3)/4)*16;case Fd:return Math.floor((s+4)/5)*Math.floor((e+4)/5)*16;case zd:return Math.floor((s+5)/6)*Math.floor((e+4)/5)*16;case Hd:return Math.floor((s+5)/6)*Math.floor((e+5)/6)*16;case Vd:return Math.floor((s+7)/8)*Math.floor((e+4)/5)*16;case Gd:return Math.floor((s+7)/8)*Math.floor((e+5)/6)*16;case Wd:return Math.floor((s+7)/8)*Math.floor((e+7)/8)*16;case Xd:return Math.floor((s+9)/10)*Math.floor((e+4)/5)*16;case jd:return Math.floor((s+9)/10)*Math.floor((e+5)/6)*16;case qd:return Math.floor((s+9)/10)*Math.floor((e+7)/8)*16;case Zd:return Math.floor((s+9)/10)*Math.floor((e+9)/10)*16;case Yd:return Math.floor((s+11)/12)*Math.floor((e+9)/10)*16;case $d:return Math.floor((s+11)/12)*Math.floor((e+11)/12)*16;case Kd:case Jd:case Qd:return Math.ceil(s/4)*Math.ceil(e/4)*16;case eu:case tu:return Math.ceil(s/4)*Math.ceil(e/4)*8;case iu:case nu:return Math.ceil(s/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${t} format.`)}function mC(s){switch(s){case hn:case Pm:return{byteLength:1,components:1};case Go:case Rm:case yi:return{byteLength:2,components:1};case Md:case Sd:return{byteLength:2,components:4};case qn:case bd:case Pi:return{byteLength:4,components:1};case Lm:case Im:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${s}.`)}class gC{static contain(e,t){return uC(e,t)}static cover(e,t){return pC(e,t)}static fill(e){return fC(e)}static getByteLength(e,t,i,n){return r0(e,t,i,n)}}typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:Bo}})),typeof window<"u"&&(window.__THREE__?Ye("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=Bo);function q_(){let s=null,e=!1,t=null,i=null;function n(r,a){t(r,a),i=s.requestAnimationFrame(n)}return{start:function(){e!==!0&&t!==null&&(i=s.requestAnimationFrame(n),e=!0)},stop:function(){s.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(r){t=r},setContext:function(r){s=r}}}function vC(s){const e=new WeakMap;function t(o,l){const c=o.array,h=o.usage,d=c.byteLength,p=s.createBuffer();s.bindBuffer(l,p),s.bufferData(l,c,h),o.onUploadCallback();let u;if(c instanceof Float32Array)u=s.FLOAT;else if(typeof Float16Array<"u"&&c instanceof Float16Array)u=s.HALF_FLOAT;else if(c instanceof Uint16Array)o.isFloat16BufferAttribute?u=s.HALF_FLOAT:u=s.UNSIGNED_SHORT;else if(c instanceof Int16Array)u=s.SHORT;else if(c instanceof Uint32Array)u=s.UNSIGNED_INT;else if(c instanceof Int32Array)u=s.INT;else if(c instanceof Int8Array)u=s.BYTE;else if(c instanceof Uint8Array)u=s.UNSIGNED_BYTE;else if(c instanceof Uint8ClampedArray)u=s.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+c);return{buffer:p,type:u,bytesPerElement:c.BYTES_PER_ELEMENT,version:o.version,size:d}}function i(o,l,c){const h=l.array,d=l.updateRanges;if(s.bindBuffer(c,o),d.length===0)s.bufferSubData(c,0,h);else{d.sort((u,v)=>u.start-v.start);let p=0;for(let u=1;u 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`,NC=`#if NUM_CLIPPING_PLANES > 0
varying vec3 vClipPosition;
uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];
#endif`,UC=`#if NUM_CLIPPING_PLANES > 0
varying vec3 vClipPosition;
#endif`,OC=`#if NUM_CLIPPING_PLANES > 0
vClipPosition = - mvPosition.xyz;
#endif`,BC=`#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )
diffuseColor *= vColor;
#endif`,kC=`#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )
varying vec4 vColor;
#endif`,FC=`#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
varying vec4 vColor;
#endif`,zC=`#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
vColor = vec4( 1.0 );
#endif
#ifdef USE_COLOR_ALPHA
vColor *= color;
#elif defined( USE_COLOR )
vColor.rgb *= color;
#endif
#ifdef USE_INSTANCING_COLOR
vColor.rgb *= instanceColor.rgb;
#endif
#ifdef USE_BATCHING_COLOR
vColor *= getBatchingColor( getIndirectIndex( gl_DrawID ) );
#endif`,HC=`#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`,VC=`#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`,GC=`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`,WC=`#ifdef USE_DISPLACEMENTMAP
uniform sampler2D displacementMap;
uniform float displacementScale;
uniform float displacementBias;
#endif`,XC=`#ifdef USE_DISPLACEMENTMAP
transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );
#endif`,jC=`#ifdef USE_EMISSIVEMAP
vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );
#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE
emissiveColor = sRGBTransferEOTF( emissiveColor );
#endif
totalEmissiveRadiance *= emissiveColor.rgb;
#endif`,qC=`#ifdef USE_EMISSIVEMAP
uniform sampler2D emissiveMap;
#endif`,ZC="gl_FragColor = linearToOutputTexel( gl_FragColor );",YC=`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 );
}`,$C=`#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 ) );
#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
#endif`,KC=`#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`,JC=`#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`,QC=`#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`,eA=`#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`,tA=`#ifdef USE_FOG
vFogDepth = - mvPosition.z;
#endif`,iA=`#ifdef USE_FOG
varying float vFogDepth;
#endif`,nA=`#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`,sA=`#ifdef USE_FOG
uniform vec3 fogColor;
varying float vFogDepth;
#ifdef FOG_EXP2
uniform float fogDensity;
#else
uniform float fogNear;
uniform float fogFar;
#endif
#endif`,rA=`#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
}`,aA=`#ifdef USE_LIGHTMAP
uniform sampler2D lightMap;
uniform float lightMapIntensity;
#endif`,oA=`LambertMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularStrength = specularStrength;`,lA=`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`,cA=`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`,hA=`#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`,dA=`ToonMaterial material;
material.diffuseColor = diffuseColor.rgb;`,uA=`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`,pA=`BlinnPhongMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularColor = specular;
material.specularShininess = shininess;
material.specularStrength = specularStrength;`,fA=`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`,mA=`PhysicalMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );
material.metalness = 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 = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;
material.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );
#else
material.specularColor = vec3( 0.04 );
material.specularColorBlended = mix( material.specularColor, 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, 0.0001, 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`,gA=`uniform sampler2D dfgLUT;
struct PhysicalMaterial {
vec3 diffuseColor;
vec3 diffuseContribution;
vec3 specularColor;
vec3 specularColorBlended;
float roughness;
float metalness;
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;
vec3 iridescenceFresnelDielectric;
vec3 iridescenceFresnelMetallic;
#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 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.specularColorBlended;
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 rInv = 1.0 / ( roughness + 0.1 );
float a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;
float b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;
float DG = exp( a * dotNV + b );
return saturate( DG );
}
vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
float dotNV = saturate( dot( normal, viewDir ) );
vec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;
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
float dotNV = saturate( dot( normal, viewDir ) );
vec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;
#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 = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;
vec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;
vec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;
vec3 FssEss_L = material.specularColorBlended * 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.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;
vec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * 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.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );
reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
reflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
#ifdef USE_CLEARCOAT
vec3 Ncc = geometryClearcoatNormal;
vec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );
vec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );
vec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );
mat3 mInvClearcoat = mat3(
vec3( t1Clearcoat.x, 0, t1Clearcoat.y ),
vec3( 0, 1, 0 ),
vec3( t1Clearcoat.z, 0, t1Clearcoat.w )
);
vec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;
clearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );
#endif
}
#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 );
float sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
float sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );
float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );
irradiance *= sheenEnergyComp;
#endif
reflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );
reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );
}
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 ) {
vec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );
#ifdef USE_SHEEN
float sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;
diffuse *= sheenEnergyComp;
#endif
reflectedLight.indirectDiffuse += diffuse;
}
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 ) * RECIPROCAL_PI;
#endif
vec3 singleScatteringDielectric = vec3( 0.0 );
vec3 multiScatteringDielectric = vec3( 0.0 );
vec3 singleScatteringMetallic = vec3( 0.0 );
vec3 multiScatteringMetallic = vec3( 0.0 );
#ifdef USE_IRIDESCENCE
computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );
computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );
#else
computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );
computeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );
#endif
vec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );
vec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );
vec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;
vec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );
vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
vec3 indirectSpecular = radiance * singleScattering;
indirectSpecular += multiScattering * cosineWeightedIrradiance;
vec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;
#ifdef USE_SHEEN
float sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;
indirectSpecular *= sheenEnergyComp;
indirectDiffuse *= sheenEnergyComp;
#endif
reflectedLight.indirectSpecular += indirectSpecular;
reflectedLight.indirectDiffuse += indirectDiffuse;
}
#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 );
}`,vA=`
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.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );
material.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );
material.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );
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 ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )
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`,xA=`#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( ENVMAP_TYPE_CUBE_UV )
#if defined( STANDARD ) || defined( LAMBERT ) || defined( PHONG )
iblIrradiance += getIBLIrradiance( geometryNormal );
#endif
#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`,yA=`#if defined( RE_IndirectDiffuse )
#if defined( LAMBERT ) || defined( PHONG )
irradiance += iblIrradiance;
#endif
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`,_A=`#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )
gl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;
#endif`,bA=`#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )
uniform float logDepthBufFC;
varying float vFragDepth;
varying float vIsPerspective;
#endif`,MA=`#ifdef USE_LOGARITHMIC_DEPTH_BUFFER
varying float vFragDepth;
varying float vIsPerspective;
#endif`,SA=`#ifdef USE_LOGARITHMIC_DEPTH_BUFFER
vFragDepth = 1.0 + gl_Position.w;
vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );
#endif`,wA=`#ifdef USE_MAP
vec4 sampledDiffuseColor = texture2D( map, vMapUv );
#ifdef DECODE_VIDEO_TEXTURE
sampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );
#endif
diffuseColor *= sampledDiffuseColor;
#endif`,EA=`#ifdef USE_MAP
uniform sampler2D map;
#endif`,TA=`#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`,CA=`#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`,AA=`float metalnessFactor = metalness;
#ifdef USE_METALNESSMAP
vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );
metalnessFactor *= texelMetalness.b;
#endif`,PA=`#ifdef USE_METALNESSMAP
uniform sampler2D metalnessMap;
#endif`,RA=`#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`,LA=`#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`,IA=`#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`,DA=`#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`,NA=`#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`,UA=`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;`,OA=`#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`,BA=`#ifndef FLAT_SHADED
varying vec3 vNormal;
#ifdef USE_TANGENT
varying vec3 vTangent;
varying vec3 vBitangent;
#endif
#endif`,kA=`#ifndef FLAT_SHADED
varying vec3 vNormal;
#ifdef USE_TANGENT
varying vec3 vTangent;
varying vec3 vBitangent;
#endif
#endif`,FA=`#ifndef FLAT_SHADED
vNormal = normalize( transformedNormal );
#ifdef USE_TANGENT
vTangent = normalize( transformedTangent );
vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );
#endif
#endif`,zA=`#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`,HA=`#ifdef USE_CLEARCOAT
vec3 clearcoatNormal = nonPerturbedNormal;
#endif`,VA=`#ifdef USE_CLEARCOAT_NORMALMAP
vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;
clearcoatMapN.xy *= clearcoatNormalScale;
clearcoatNormal = normalize( tbn2 * clearcoatMapN );
#endif`,GA=`#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`,WA=`#ifdef USE_IRIDESCENCEMAP
uniform sampler2D iridescenceMap;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
uniform sampler2D iridescenceThicknessMap;
#endif`,XA=`#ifdef OPAQUE
diffuseColor.a = 1.0;
#endif
#ifdef USE_TRANSMISSION
diffuseColor.a *= material.transmissionAlpha;
#endif
gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,jA=`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 ) {
#ifdef USE_REVERSED_DEPTH_BUFFER
return depth * ( far - near ) - far;
#else
return depth * ( near - far ) - near;
#endif
}
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 ) {
#ifdef USE_REVERSED_DEPTH_BUFFER
return ( near * far ) / ( ( near - far ) * depth - near );
#else
return ( near * far ) / ( ( far - near ) * depth - far );
#endif
}`,qA=`#ifdef PREMULTIPLIED_ALPHA
gl_FragColor.rgb *= gl_FragColor.a;
#endif`,ZA=`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;`,YA=`#ifdef DITHERING
gl_FragColor.rgb = dithering( gl_FragColor.rgb );
#endif`,$A=`#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`,KA=`float roughnessFactor = roughness;
#ifdef USE_ROUGHNESSMAP
vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );
roughnessFactor *= texelRoughness.g;
#endif`,JA=`#ifdef USE_ROUGHNESSMAP
uniform sampler2D roughnessMap;
#endif`,QA=`#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
#if defined( SHADOWMAP_TYPE_PCF )
uniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
#else
uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
#endif
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
#if defined( SHADOWMAP_TYPE_PCF )
uniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
#else
uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
#endif
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
#if defined( SHADOWMAP_TYPE_PCF )
uniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
#elif defined( SHADOWMAP_TYPE_BASIC )
uniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
#endif
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
#if defined( SHADOWMAP_TYPE_PCF )
float interleavedGradientNoise( vec2 position ) {
return fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );
}
vec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {
const float goldenAngle = 2.399963229728653;
float r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );
float theta = float( sampleIndex ) * goldenAngle + phi;
return vec2( cos( theta ), sin( theta ) ) * r;
}
#endif
#if defined( SHADOWMAP_TYPE_PCF )
float getShadow( sampler2DShadow 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 ) {
vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
float radius = shadowRadius * texelSize.x;
float phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;
shadow = (
texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +
texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +
texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +
texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +
texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )
) * 0.2;
}
return mix( 1.0, shadow, shadowIntensity );
}
#elif defined( SHADOWMAP_TYPE_VSM )
float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
float shadow = 1.0;
shadowCoord.xyz /= shadowCoord.w;
#ifdef USE_REVERSED_DEPTH_BUFFER
shadowCoord.z -= shadowBias;
#else
shadowCoord.z += shadowBias;
#endif
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 ) {
vec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;
float mean = distribution.x;
float variance = distribution.y * distribution.y;
#ifdef USE_REVERSED_DEPTH_BUFFER
float hard_shadow = step( mean, shadowCoord.z );
#else
float hard_shadow = step( shadowCoord.z, mean );
#endif
if ( hard_shadow == 1.0 ) {
shadow = 1.0;
} else {
variance = max( variance, 0.0000001 );
float d = shadowCoord.z - mean;
float p_max = variance / ( variance + d * d );
p_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );
shadow = max( hard_shadow, p_max );
}
}
return mix( 1.0, shadow, shadowIntensity );
}
#else
float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
float shadow = 1.0;
shadowCoord.xyz /= shadowCoord.w;
#ifdef USE_REVERSED_DEPTH_BUFFER
shadowCoord.z -= shadowBias;
#else
shadowCoord.z += shadowBias;
#endif
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 ) {
float depth = texture2D( shadowMap, shadowCoord.xy ).r;
#ifdef USE_REVERSED_DEPTH_BUFFER
shadow = step( depth, shadowCoord.z );
#else
shadow = step( shadowCoord.z, depth );
#endif
}
return mix( 1.0, shadow, shadowIntensity );
}
#endif
#if NUM_POINT_LIGHT_SHADOWS > 0
#if defined( SHADOWMAP_TYPE_PCF )
float getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
float shadow = 1.0;
vec3 lightToPosition = shadowCoord.xyz;
vec3 bd3D = normalize( lightToPosition );
vec3 absVec = abs( lightToPosition );
float viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );
if ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {
#ifdef USE_REVERSED_DEPTH_BUFFER
float dp = ( shadowCameraNear * ( shadowCameraFar - viewSpaceZ ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );
dp -= shadowBias;
#else
float dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );
dp += shadowBias;
#endif
float texelSize = shadowRadius / shadowMapSize.x;
vec3 absDir = abs( bd3D );
vec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );
tangent = normalize( cross( bd3D, tangent ) );
vec3 bitangent = cross( bd3D, tangent );
float phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;
vec2 sample0 = vogelDiskSample( 0, 5, phi );
vec2 sample1 = vogelDiskSample( 1, 5, phi );
vec2 sample2 = vogelDiskSample( 2, 5, phi );
vec2 sample3 = vogelDiskSample( 3, 5, phi );
vec2 sample4 = vogelDiskSample( 4, 5, phi );
shadow = (
texture( shadowMap, vec4( bd3D + ( tangent * sample0.x + bitangent * sample0.y ) * texelSize, dp ) ) +
texture( shadowMap, vec4( bd3D + ( tangent * sample1.x + bitangent * sample1.y ) * texelSize, dp ) ) +
texture( shadowMap, vec4( bd3D + ( tangent * sample2.x + bitangent * sample2.y ) * texelSize, dp ) ) +
texture( shadowMap, vec4( bd3D + ( tangent * sample3.x + bitangent * sample3.y ) * texelSize, dp ) ) +
texture( shadowMap, vec4( bd3D + ( tangent * sample4.x + bitangent * sample4.y ) * texelSize, dp ) )
) * 0.2;
}
return mix( 1.0, shadow, shadowIntensity );
}
#elif defined( SHADOWMAP_TYPE_BASIC )
float getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
float shadow = 1.0;
vec3 lightToPosition = shadowCoord.xyz;
vec3 absVec = abs( lightToPosition );
float viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );
if ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {
float dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );
dp += shadowBias;
vec3 bd3D = normalize( lightToPosition );
float depth = textureCube( shadowMap, bd3D ).r;
#ifdef USE_REVERSED_DEPTH_BUFFER
depth = 1.0 - depth;
#endif
shadow = step( dp, depth );
}
return mix( 1.0, shadow, shadowIntensity );
}
#endif
#endif
#endif`,e4=`#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`,t4=`#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`,i4=`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 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )
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;
}`,n4=`#ifdef USE_SKINNING
mat4 boneMatX = getBoneMatrix( skinIndex.x );
mat4 boneMatY = getBoneMatrix( skinIndex.y );
mat4 boneMatZ = getBoneMatrix( skinIndex.z );
mat4 boneMatW = getBoneMatrix( skinIndex.w );
#endif`,s4=`#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`,r4=`#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`,a4=`#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`,o4=`float specularStrength;
#ifdef USE_SPECULARMAP
vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );
specularStrength = texelSpecular.r;
#else
specularStrength = 1.0;
#endif`,l4=`#ifdef USE_SPECULARMAP
uniform sampler2D specularMap;
#endif`,c4=`#if defined( TONE_MAPPING )
gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );
#endif`,h4=`#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; }`,d4=`#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.diffuseContribution, material.specularColorBlended, 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`,u4=`#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`,p4=`#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`,f4=`#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`,m4=`#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`,g4=`#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 yt={alphahash_fragment:xC,alphahash_pars_fragment:yC,alphamap_fragment:_C,alphamap_pars_fragment:bC,alphatest_fragment:MC,alphatest_pars_fragment:SC,aomap_fragment:wC,aomap_pars_fragment:EC,batching_pars_vertex:TC,batching_vertex:CC,begin_vertex:AC,beginnormal_vertex:PC,bsdfs:RC,iridescence_fragment:LC,bumpmap_pars_fragment:IC,clipping_planes_fragment:DC,clipping_planes_pars_fragment:NC,clipping_planes_pars_vertex:UC,clipping_planes_vertex:OC,color_fragment:BC,color_pars_fragment:kC,color_pars_vertex:FC,color_vertex:zC,common:HC,cube_uv_reflection_fragment:VC,defaultnormal_vertex:GC,displacementmap_pars_vertex:WC,displacementmap_vertex:XC,emissivemap_fragment:jC,emissivemap_pars_fragment:qC,colorspace_fragment:ZC,colorspace_pars_fragment:YC,envmap_fragment:$C,envmap_common_pars_fragment:KC,envmap_pars_fragment:JC,envmap_pars_vertex:QC,envmap_physical_pars_fragment:hA,envmap_vertex:eA,fog_vertex:tA,fog_pars_vertex:iA,fog_fragment:nA,fog_pars_fragment:sA,gradientmap_pars_fragment:rA,lightmap_pars_fragment:aA,lights_lambert_fragment:oA,lights_lambert_pars_fragment:lA,lights_pars_begin:cA,lights_toon_fragment:dA,lights_toon_pars_fragment:uA,lights_phong_fragment:pA,lights_phong_pars_fragment:fA,lights_physical_fragment:mA,lights_physical_pars_fragment:gA,lights_fragment_begin:vA,lights_fragment_maps:xA,lights_fragment_end:yA,logdepthbuf_fragment:_A,logdepthbuf_pars_fragment:bA,logdepthbuf_pars_vertex:MA,logdepthbuf_vertex:SA,map_fragment:wA,map_pars_fragment:EA,map_particle_fragment:TA,map_particle_pars_fragment:CA,metalnessmap_fragment:AA,metalnessmap_pars_fragment:PA,morphinstance_vertex:RA,morphcolor_vertex:LA,morphnormal_vertex:IA,morphtarget_pars_vertex:DA,morphtarget_vertex:NA,normal_fragment_begin:UA,normal_fragment_maps:OA,normal_pars_fragment:BA,normal_pars_vertex:kA,normal_vertex:FA,normalmap_pars_fragment:zA,clearcoat_normal_fragment_begin:HA,clearcoat_normal_fragment_maps:VA,clearcoat_pars_fragment:GA,iridescence_pars_fragment:WA,opaque_fragment:XA,packing:jA,premultiplied_alpha_fragment:qA,project_vertex:ZA,dithering_fragment:YA,dithering_pars_fragment:$A,roughnessmap_fragment:KA,roughnessmap_pars_fragment:JA,shadowmap_pars_fragment:QA,shadowmap_pars_vertex:e4,shadowmap_vertex:t4,shadowmask_pars_fragment:i4,skinbase_vertex:n4,skinning_pars_vertex:s4,skinning_vertex:r4,skinnormal_vertex:a4,specularmap_fragment:o4,specularmap_pars_fragment:l4,tonemapping_fragment:c4,tonemapping_pars_fragment:h4,transmission_fragment:d4,transmission_pars_fragment:u4,uv_pars_fragment:p4,uv_pars_vertex:f4,uv_vertex:m4,worldpos_vertex:g4,background_vert:`varying vec2 vUv;
uniform mat3 uvTransform;
void main() {
vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
gl_Position = vec4( position.xy, 1.0, 1.0 );
}`,background_frag:`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
#include
}`,backgroundCube_vert:`varying vec3 vWorldDirection;
#include
void main() {
vWorldDirection = transformDirection( position, modelMatrix );
#include
#include
gl_Position.z = gl_Position.w;
}`,backgroundCube_frag:`#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
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
#include
}`,cube_vert:`varying vec3 vWorldDirection;
#include
void main() {
vWorldDirection = transformDirection( position, modelMatrix );
#include
#include
gl_Position.z = gl_Position.w;
}`,cube_frag:`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
#include
}`,depth_vert:`#include
#include
#include
#include
#include
#include
#include
#include
varying vec2 vHighPrecisionZW;
void main() {
#include
#include
#include
#include
#ifdef USE_DISPLACEMENTMAP
#include
#include
#include
#endif
#include
#include
#include
#include
#include
#include
#include
vHighPrecisionZW = gl_Position.zw;
}`,depth_frag:`#if DEPTH_PACKING == 3200
uniform float opacity;
#endif
#include
#include
#include
#include
#include
#include
#include
#include
#include
varying vec2 vHighPrecisionZW;
void main() {
vec4 diffuseColor = vec4( 1.0 );
#include
#if DEPTH_PACKING == 3200
diffuseColor.a = opacity;
#endif
#include
#include
#include
#include
#include
#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
}`,distance_vert:`#define DISTANCE
varying vec3 vWorldPosition;
#include
#include
#include
#include
#include
#include
#include
void main() {
#include
#include
#include
#include
#ifdef USE_DISPLACEMENTMAP
#include
#include
#include
#endif
#include
#include
#include
#include
#include
#include
#include
vWorldPosition = worldPosition.xyz;
}`,distance_frag:`#define DISTANCE
uniform vec3 referencePosition;
uniform float nearDistance;
uniform float farDistance;
varying vec3 vWorldPosition;
#include
#include
#include
#include
#include
#include
#include
void main () {
vec4 diffuseColor = vec4( 1.0 );
#include
#include
#include
#include
#include
float dist = length( vWorldPosition - referencePosition );
dist = ( dist - nearDistance ) / ( farDistance - nearDistance );
dist = saturate( dist );
gl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );
}`,equirect_vert:`varying vec3 vWorldDirection;
#include
void main() {
vWorldDirection = transformDirection( position, modelMatrix );
#include
#include
}`,equirect_frag:`uniform sampler2D tEquirect;
varying vec3 vWorldDirection;
#include
void main() {
vec3 direction = normalize( vWorldDirection );
vec2 sampleUV = equirectUv( direction );
gl_FragColor = texture2D( tEquirect, sampleUV );
#include
#include
}`,linedashed_vert:`uniform float scale;
attribute float lineDistance;
varying float vLineDistance;
#include
#include
#include
#include
#include
#include
#include
void main() {
vLineDistance = scale * lineDistance;
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
}`,linedashed_frag:`uniform vec3 diffuse;
uniform float opacity;
uniform float dashSize;
uniform float totalSize;
varying float vLineDistance;
#include
#include
#include
#include
#include
#include
#include
void main() {
vec4 diffuseColor = vec4( diffuse, opacity );
#include
if ( mod( vLineDistance, totalSize ) > dashSize ) {
discard;
}
vec3 outgoingLight = vec3( 0.0 );
#include
#include
#include
outgoingLight = diffuseColor.rgb;
#include
#include
#include
#include
#include
}`,meshbasic_vert:`#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
void main() {
#include
#include
#include
#include
#include
#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )
#include
#include
#include
#include
#include
#endif
#include
#include
#include
#include
#include
#include
#include
#include